@font-face {
    font-family: "Inter";
    font-style: normal;
    font-weight: 100 900;
    font-display: swap;
    src: url("../fonts/inter-latin.woff2") format("woff2");
    unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;
}

@font-face {
    font-family: "Inter";
    font-style: normal;
    font-weight: 100 900;
    font-display: swap;
    src: url("../fonts/inter-latin-ext.woff2") format("woff2");
    unicode-range: U+0100-02BA, U+02BD-02C5, U+02C7-02CC, U+02CE-02D7, U+02DD-02FF, U+0304, U+0308, U+0329, U+1D00-1DBF, U+1E00-1E9F, U+1EF2-1EFF, U+2020, U+20A0-20AB, U+20AD-20C0, U+2113, U+2C60-2C7F, U+A720-A7FF;
}

@font-face {
    font-family: "JetBrains Mono";
    font-style: normal;
    font-weight: 100 800;
    font-display: swap;
    src: url("../fonts/jetbrains-mono-latin.woff2") format("woff2");
    unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;
}

@font-face {
    font-family: "JetBrains Mono";
    font-style: normal;
    font-weight: 100 800;
    font-display: swap;
    src: url("../fonts/jetbrains-mono-latin-ext.woff2") format("woff2");
    unicode-range: U+0100-02BA, U+02BD-02C5, U+02C7-02CC, U+02CE-02D7, U+02DD-02FF, U+0304, U+0308, U+0329, U+1D00-1DBF, U+1E00-1E9F, U+1EF2-1EFF, U+2020, U+20A0-20AB, U+20AD-20C0, U+2113, U+2C60-2C7F, U+A720-A7FF;
}

:root {
    --font-sans: "Inter", system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
    --font-mono: "JetBrains Mono", ui-monospace, "Cascadia Code", Consolas, monospace;

    --gutter: clamp(1rem, 0.4rem + 2.6vw, 3rem);
    --frame-w: clamp(6px, 0.3rem + 0.5vw, 14px);
    --max: 78rem;
    --measure: 66ch;
    --s-1: 0.25rem;
    --s-2: 0.5rem;
    --s-3: 0.75rem;
    --s-4: 1rem;
    --s-5: 1.5rem;
    --s-6: 2rem;
    --s-7: 3rem;
    --s-8: clamp(3.5rem, 2rem + 6vw, 7.5rem);
    --radius: 3px;
    --ease-out: cubic-bezier(0.16, 1, 0.3, 1);

    --wall: #0a1629;
    --board: #13243f;
    --board-deep: #0f1e35;
    --ink: #eef1e8;
    --ink-soft: #c3cede;
    --ink-faint: rgb(238 241 232 / 0.32);
    --signal: #7ddc9b;
    --signal-ink: #0b1730;
    --code: #f3d36b;
    --frame: #8d939b;
    --frame-hi: #b4b9c0;
    --tray: #a3a8af;
    --tray-edge: #6f757d;
    --paper: #f4f2ea;
    --paper-ink: #13243f;
    --paper-soft: #4a5873;
    --paper-rule: #d9d5c6;
    --magnet: #19a463;
    --magnet-edge: #11784a;
    --flag: #e2603f;
    --flag-ink: #b23a1c;
    --paper-code: #8a3f06;
    --tray-ink: #0b1730;
    --on-signal-solid: #ffffff;
    --paper-hover: rgb(19 36 63 / 0.04);
    --sponge: #2a4a7f;
    --sponge-felt: #e7e4da;
    --chalk-stick: #f4f2ea;
    --chalk-stick-tip: #dcd8cb;
    --field-bg: #fffefa;
    --field-border: #9aa3b5;
    --field-ring: rgb(25 164 99 / 0.28);
    --dust-opacity: 0.55;
    --chalk-stroke: rgb(238 241 232 / 0.85);
    --shadow-paper: 0 1px 1px rgb(0 0 0 / 0.25), 0 10px 22px -10px rgb(0 0 0 / 0.55);

    color-scheme: dark;
}

:root[data-theme="light"] {
    --wall: #dfe3ea;
    --board: #f6f7f4;
    --board-deep: #eceee9;
    --ink: #13243f;
    --ink-soft: #3e4d68;
    --ink-faint: rgb(19 36 63 / 0.22);
    --signal: #138a52;
    --signal-ink: #ffffff;
    --code: #9a4a0b;
    --frame: #b3b9c2;
    --frame-hi: #d3d7dd;
    --tray: #c2c7ce;
    --tray-edge: #9198a2;
    --paper: #ffffff;
    --paper-rule: #e3e1d8;
    --dust-opacity: 0;
    --chalk-stroke: rgb(19 138 82 / 0.9);
    --shadow-paper: 0 1px 1px rgb(19 36 63 / 0.12), 0 10px 22px -12px rgb(19 36 63 / 0.35);

    color-scheme: light;
}

@media (prefers-color-scheme: light) {
    :root:not([data-theme="dark"]) {
        --wall: #dfe3ea;
        --board: #f6f7f4;
        --board-deep: #eceee9;
        --ink: #13243f;
        --ink-soft: #3e4d68;
        --ink-faint: rgb(19 36 63 / 0.22);
        --signal: #138a52;
        --signal-ink: #ffffff;
        --code: #9a4a0b;
        --frame: #b3b9c2;
        --frame-hi: #d3d7dd;
        --tray: #c2c7ce;
        --tray-edge: #9198a2;
        --paper: #ffffff;
        --paper-rule: #e3e1d8;
        --dust-opacity: 0;
        --chalk-stroke: rgb(19 138 82 / 0.9);
        --shadow-paper: 0 1px 1px rgb(19 36 63 / 0.12), 0 10px 22px -12px rgb(19 36 63 / 0.35);

        color-scheme: light;
    }
}

*,
*::before,
*::after {
    box-sizing: border-box;
}

html {
    -webkit-text-size-adjust: 100%;
    text-size-adjust: 100%;
    scroll-behavior: smooth;
    scroll-padding-top: var(--s-6);
    background: var(--wall);
    scrollbar-color: var(--frame) var(--wall);
}

body {
    margin: 0;
    min-height: 100vh;
    background: var(--board);
    color: var(--ink);
    font-family: var(--font-sans);
    font-size: 1.0625rem;
    line-height: 1.6;
    font-feature-settings: "cv11", "ss01";
    -webkit-font-smoothing: antialiased;
}

::selection {
    background: var(--signal);
    color: var(--signal-ink);
}

h1,
h2,
h3,
p,
ol,
ul,
figure,
blockquote,
fieldset {
    margin: 0;
}

h1,
h2,
h3 {
    line-height: 1.08;
    text-wrap: balance;
    letter-spacing: -0.025em;
}

p {
    text-wrap: pretty;
}

a {
    color: inherit;
    text-decoration-thickness: 1px;
    text-underline-offset: 0.22em;
}

code,
pre,
.num {
    font-family: var(--font-mono);
    font-variant-numeric: tabular-nums;
}

:focus-visible {
    outline: 3px solid var(--signal);
    outline-offset: 3px;
    border-radius: 2px;
}

input,
button {
    font: inherit;
    accent-color: var(--signal);
    caret-color: var(--signal);
}

.icon {
    inline-size: 1.15em;
    block-size: 1.15em;
    flex: none;
}

.visually-hidden {
    position: absolute;
    inline-size: 1px;
    block-size: 1px;
    overflow: hidden;
    clip-path: inset(50%);
    white-space: nowrap;
}

.skip-link {
    position: absolute;
    left: var(--s-4);
    top: -10rem;
    z-index: 20;
    padding: var(--s-3) var(--s-4);
    background: var(--signal);
    color: var(--signal-ink);
    font-weight: 700;
}

.skip-link:focus {
    top: var(--s-4);
}

.site-header {
    position: relative;
    z-index: 5;
    background: var(--board);
}

.site-header__inner {
    display: flex;
    align-items: center;
    gap: var(--s-5);
    max-width: var(--max);
    margin-inline: auto;
    padding: var(--s-4) var(--gutter);
}

.page-board .site-header {
    margin: var(--gutter) var(--gutter) 0;
    border: var(--frame-w) solid var(--frame);
    border-bottom: 0;
    box-shadow: inset 0 1px 0 var(--frame-hi);
}

.page-board .site-header__inner {
    max-width: none;
    padding-inline: clamp(1rem, 0.5rem + 3vw, 4.5rem);
    padding-top: clamp(1rem, 0.6rem + 1.4vw, 2rem);
}

.logo {
    display: inline-flex;
    align-items: center;
    gap: var(--s-2);
    font-weight: 800;
    font-size: 1.15rem;
    letter-spacing: -0.02em;
    text-decoration: none;
    white-space: nowrap;
}

.logo__mark {
    font-family: var(--font-mono);
    font-size: 0.85em;
    font-weight: 700;
    color: var(--signal);
}

.logo__accent {
    color: var(--signal);
}

.site-nav {
    margin-inline-start: auto;
}

.site-nav__list {
    display: flex;
    gap: clamp(1rem, 0.2rem + 1.6vw, 2.25rem);
    padding: 0;
    list-style: none;
}

.site-nav a,
.header-login {
    color: var(--ink-soft);
    font-weight: 500;
    font-size: 0.98rem;
    text-decoration: none;
    transition: color 0.2s var(--ease-out);
}

.site-nav a:hover,
.header-login:hover {
    color: var(--ink);
    text-decoration: underline;
    text-decoration-color: var(--signal);
}

.site-nav a[aria-current="page"] {
    color: var(--ink);
    font-weight: 700;
    text-decoration: underline;
    text-decoration-color: var(--signal);
    text-decoration-thickness: 3px;
    text-underline-offset: 0.45em;
}

.header-login[aria-current="page"] {
    border-color: var(--signal);
    color: var(--ink);
}

.site-header__actions {
    display: flex;
    align-items: center;
    gap: var(--s-4);
}

.header-login {
    padding: var(--s-2) var(--s-4);
    border: 1.5px solid var(--ink-faint);
    color: var(--ink);
}

.theme-toggle {
    display: grid;
    place-items: center;
    inline-size: 2.75rem;
    block-size: 2.75rem;
    padding: 0;
    border: 1.5px solid var(--ink-faint);
    border-radius: 50%;
    background: transparent;
    color: var(--ink);
    cursor: pointer;
    transition: border-color 0.2s var(--ease-out), transform 0.3s var(--ease-out);
}

.theme-toggle:hover {
    border-color: var(--signal);
    transform: rotate(-12deg);
}

.theme-toggle .icon {
    grid-area: 1 / 1;
}

.theme-toggle__sun {
    display: none;
}

:root[data-theme="light"] .theme-toggle__moon {
    display: none;
}

:root[data-theme="light"] .theme-toggle__sun {
    display: block;
}

@media (prefers-color-scheme: light) {
    :root:not([data-theme="dark"]) .theme-toggle__moon {
        display: none;
    }

    :root:not([data-theme="dark"]) .theme-toggle__sun {
        display: block;
    }
}

.mobile-nav {
    display: none;
    position: relative;
}

.mobile-nav summary {
    display: grid;
    place-items: center;
    inline-size: 2.75rem;
    block-size: 2.75rem;
    border: 1.5px solid var(--ink-faint);
    cursor: pointer;
    list-style: none;
}

.mobile-nav summary::-webkit-details-marker {
    display: none;
}

.mobile-nav ul {
    position: absolute;
    right: 0;
    top: calc(100% + var(--s-2));
    z-index: 10;
    min-inline-size: 15rem;
    padding: var(--s-3);
    background: var(--paper);
    color: var(--paper-ink);
    box-shadow: var(--shadow-paper);
    list-style: none;
}

.mobile-nav a {
    display: block;
    padding: var(--s-3) var(--s-3);
    font-weight: 600;
    text-decoration: none;
}

.mobile-nav a:hover {
    background: var(--paper-rule);
}

.mobile-nav a[aria-current="page"] {
    color: var(--magnet-edge);
    font-weight: 800;
    text-decoration: underline;
    text-decoration-thickness: 2px;
    text-underline-offset: 0.3em;
}

.board-hero {
    position: relative;
    margin: 0 var(--gutter);
    border: var(--frame-w) solid var(--frame);
    border-top: 0;
    border-bottom: 0;
    background: var(--board);
    isolation: isolate;
}

.board-hero::before,
.section--plan::before,
.board-close::before {
    content: "";
    position: absolute;
    inset: 0;
    z-index: -1;
    opacity: var(--dust-opacity);
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='320' height='320'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.9' numOctaves='2' stitchTiles='stitch'/%3E%3CfeColorMatrix values='0 0 0 0 1 0 0 0 0 1 0 0 0 0 1 0 0 0 .07 0'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
    pointer-events: none;
}

.board-hero__surface {
    display: grid;
    grid-template-columns: minmax(0, 1.6fr) minmax(16rem, 1fr);
    grid-template-areas:
        "copy corner"
        "copy sheet"
        "code sheet";
    column-gap: clamp(2rem, 1rem + 4vw, 6rem);
    row-gap: var(--s-5);
    min-block-size: min(36rem, calc(100svh - 15rem));
    padding: clamp(1.5rem, 0.8rem + 2.4vw, 3.25rem) clamp(1rem, 0.5rem + 3vw, 4.5rem) clamp(1.5rem, 1rem + 1.6vw, 2.5rem);
}

.board-hero__copy {
    grid-area: copy;
    align-self: center;
}

.board-hero__title {
    font-size: clamp(2.6rem, 1.2rem + 4.6vw, 5.1rem);
    font-weight: 800;
    line-height: 0.98;
    letter-spacing: -0.04em;
}

.chalk-mark {
    position: relative;
    display: inline-block;
    color: var(--signal);
    padding-bottom: 0.08em;
}

@media (min-width: 64rem) {
    .chalk-mark {
        white-space: nowrap;
    }
}

.chalk-mark__line {
    position: absolute;
    left: -0.04em;
    right: 0;
    bottom: -0.12em;
    inline-size: 102%;
    block-size: 0.28em;
    fill: none;
    stroke: var(--chalk-stroke);
    stroke-width: 5;
    stroke-linecap: round;
    stroke-dasharray: 720;
    stroke-dashoffset: 0;
}

.board-hero__lead {
    max-inline-size: 38rem;
    margin-top: clamp(1.25rem, 0.8rem + 1.6vw, 2.25rem);
    color: var(--ink-soft);
    font-size: clamp(1.08rem, 0.95rem + 0.5vw, 1.35rem);
    line-height: 1.55;
}

.corner-box {
    grid-area: corner;
    justify-self: end;
    align-self: start;
    min-inline-size: 15rem;
    padding: var(--s-4) var(--s-5);
    border: 2px solid var(--chalk-stroke);
    border-radius: 2px 6px 3px 5px;
    font-family: var(--font-mono);
    font-size: 0.92rem;
    line-height: 1.45;
    color: var(--ink-soft);
}

.corner-box__session {
    color: var(--ink);
    font-weight: 600;
}

.corner-box__count {
    display: flex;
    align-items: baseline;
    gap: var(--s-3);
    margin-block: var(--s-2);
}

.corner-box__number {
    color: var(--signal);
    font-size: clamp(2.5rem, 2rem + 2vw, 3.6rem);
    font-weight: 700;
    line-height: 1;
    font-variant-numeric: tabular-nums;
}

.pinned-sheet {
    grid-area: sheet;
    position: relative;
    align-self: center;
    justify-self: end;
    inline-size: min(100%, 22rem);
    padding: var(--s-6) var(--s-5) var(--s-5);
    background: var(--paper);
    color: var(--paper-ink);
    box-shadow: var(--shadow-paper);
    transform: rotate(1.6deg);
    transition: transform 0.5s var(--ease-out);
}

.pinned-sheet:hover {
    transform: rotate(0deg) translateY(-2px);
}

.pinned-sheet__title {
    font-size: 1.15rem;
    font-weight: 800;
    letter-spacing: -0.01em;
}

.pinned-sheet__list {
    margin-top: var(--s-3);
    padding-inline-start: 1.25rem;
    font-size: 0.97rem;
    line-height: 1.45;
}

.pinned-sheet__list li {
    padding-block: var(--s-2);
    border-bottom: 1px solid var(--paper-rule);
}

.pinned-sheet__list li::marker {
    font-family: var(--font-mono);
    font-weight: 700;
    color: var(--magnet-edge);
}

.pinned-sheet__more {
    display: inline-flex;
    align-items: center;
    gap: var(--s-2);
    margin-top: var(--s-4);
    font-weight: 700;
    color: var(--magnet-edge);
}

.magnet {
    position: absolute;
    top: -0.85rem;
    left: 50%;
    inline-size: 1.7rem;
    block-size: 1.7rem;
    margin-left: -0.85rem;
    border-radius: 50%;
    background: var(--magnet);
    box-shadow: inset 0 -3px 0 var(--magnet-edge), 0 3px 6px -2px rgb(0 0 0 / 0.5);
}

.magnet--left {
    left: 2.25rem;
}

.chalk-code {
    grid-area: code;
    align-self: end;
    color: var(--code);
    font-size: clamp(0.95rem, 0.8rem + 0.6vw, 1.35rem);
    opacity: 0.92;
    min-block-size: 1.6em;
}

.chalk-code code {
    white-space: pre-wrap;
}

@media (max-width: 30rem) {
    .chalk-code {
        margin-bottom: var(--s-6);
        font-size: 0.7rem;
        letter-spacing: -0.02em;
    }
}

.chalk-code.is-typing code::after {
    content: "";
    display: inline-block;
    inline-size: 0.55em;
    block-size: 1.1em;
    margin-left: 2px;
    vertical-align: text-bottom;
    background: var(--code);
    animation: caret 1s steps(2) infinite;
}

@keyframes caret {
    50% {
        opacity: 0;
    }
}

.board-tray {
    position: relative;
    margin: 0 calc(var(--gutter) - var(--frame-w) * 1.6);
    padding: 0 calc(var(--frame-w) * 1.6 + clamp(1rem, 0.5rem + 3vw, 4.5rem)) var(--s-4);
    background: var(--tray);
    border-top: 3px solid var(--frame-hi);
    border-bottom: 4px solid var(--tray-edge);
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: space-between;
    gap: var(--s-4) var(--s-6);
}

.board-tray__actions {
    display: flex;
    flex-wrap: wrap;
    gap: var(--s-4);
    margin-top: calc(-1 * var(--s-6));
}

.board-tray__note {
    padding-top: var(--s-3);
    color: var(--tray-ink);
    font-size: 0.92rem;
    font-weight: 600;
}

.button {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--s-3);
    min-block-size: 3.4rem;
    padding: 0 var(--s-6);
    border: 2px solid transparent;
    border-radius: var(--radius);
    font-weight: 800;
    font-size: 1.06rem;
    letter-spacing: -0.01em;
    text-decoration: none;
    cursor: pointer;
    transition: transform 0.35s var(--ease-out), box-shadow 0.35s var(--ease-out), background-color 0.2s;
    box-shadow: 0 2px 4px rgb(0 0 0 / 0.22), 0 12px 20px -14px rgb(0 0 0 / 0.7);
}

.button:hover {
    transform: translateY(-3px);
    box-shadow: 0 4px 8px rgb(0 0 0 / 0.2), 0 18px 24px -14px rgb(0 0 0 / 0.7);
}

.button:active {
    transform: translateY(0);
}

.button--primary {
    background: var(--signal);
    color: var(--signal-ink);
}

.button--chalk {
    background: var(--paper);
    color: var(--paper-ink);
}

.button .icon {
    transition: transform 0.35s var(--ease-out);
}

.button:hover .icon,
.text-link:hover .icon,
.pinned-sheet__more:hover .icon {
    transform: translateX(3px);
}

.text-link {
    display: inline-flex;
    align-items: center;
    gap: var(--s-2);
    font-weight: 700;
    color: var(--signal);
    text-decoration: none;
}

.text-link:hover {
    text-decoration: underline;
}

.section {
    position: relative;
    isolation: isolate;
    padding-block: var(--s-8);
}

.section__inner {
    max-width: var(--max);
    margin-inline: auto;
    padding-inline: var(--gutter);
}

.section__title {
    font-size: clamp(2rem, 1.3rem + 2.8vw, 3.6rem);
    font-weight: 800;
}

.section__title::after {
    content: "";
    display: block;
    inline-size: min(11rem, 55%);
    block-size: 0.3em;
    margin-top: 0.2em;
    background: var(--chalk-stroke);
    -webkit-mask: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 300 20' preserveAspectRatio='none'%3E%3Cpath d='M3 13c40-6 90-8 140-5s100 6 154-2' fill='none' stroke='%23000' stroke-width='5' stroke-linecap='round'/%3E%3C/svg%3E") no-repeat 0 0 / 100% 100%;
    mask: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 300 20' preserveAspectRatio='none'%3E%3Cpath d='M3 13c40-6 90-8 140-5s100 6 154-2' fill='none' stroke='%23000' stroke-width='5' stroke-linecap='round'/%3E%3C/svg%3E") no-repeat 0 0 / 100% 100%;
}

.section__title--small::after {
    inline-size: min(8rem, 45%);
}

.section__title--small {
    font-size: clamp(1.6rem, 1.2rem + 1.6vw, 2.4rem);
}

.section__lead {
    max-inline-size: var(--measure);
    margin-top: var(--s-4);
    color: var(--ink-soft);
    font-size: 1.12rem;
}

.section--plan {
    margin-top: var(--s-6);
}

.plan {
    display: grid;
    grid-template-columns: minmax(0, 1fr) minmax(0, 1.5fr);
    gap: clamp(2rem, 1rem + 5vw, 7rem);
    align-items: start;
}

.plan__intro {
    position: sticky;
    top: var(--s-6);
}

.plan__intro > p {
    margin-top: var(--s-4);
    color: var(--ink-soft);
    font-size: 1.12rem;
}

.module-kit {
    display: grid;
    gap: var(--s-3);
    margin-top: var(--s-6);
    padding: 0;
    list-style: none;
}

.module-kit li {
    display: flex;
    align-items: center;
    gap: var(--s-3);
    color: var(--ink);
    font-weight: 500;
}

.module-kit .icon {
    color: var(--signal);
}

.plan__list {
    padding: 0;
    list-style: none;
    counter-reset: lesson;
}

.plan__item {
    counter-increment: lesson;
    display: grid;
    grid-template-columns: 3.4rem minmax(0, 1fr);
    column-gap: var(--s-4);
    padding-block: var(--s-5);
    border-top: 2px dashed var(--ink-faint);
}

.plan__item:last-child {
    border-bottom: 2px dashed var(--ink-faint);
}

.plan__item::before {
    content: counter(lesson) ".";
    grid-row: span 2;
    font-family: var(--font-mono);
    font-size: clamp(1.6rem, 1.3rem + 1vw, 2.2rem);
    font-weight: 700;
    line-height: 1;
    color: var(--code);
}

.plan__name {
    font-size: clamp(1.4rem, 1.15rem + 1vw, 2rem);
    font-weight: 800;
}

.plan__item p {
    margin-top: var(--s-2);
    max-inline-size: 52ch;
    color: var(--ink-soft);
}

.plan__empty {
    color: var(--ink-soft);
}

.section--guarantee {
    background: var(--board-deep);
}

.guarantee {
    display: grid;
    grid-template-columns: minmax(0, 1.1fr) minmax(0, 1fr);
    gap: clamp(2rem, 1rem + 5vw, 7rem);
    align-items: center;
}

.guarantee__copy p {
    max-inline-size: 54ch;
    margin-top: var(--s-4);
    color: var(--ink-soft);
}

.guarantee__copy .text-link {
    margin-top: var(--s-5);
}

.dash-sheet {
    position: relative;
    padding: var(--s-6) clamp(1.25rem, 1rem + 1.5vw, 2.25rem) clamp(1.25rem, 1rem + 1.5vw, 2.25rem);
    background: var(--paper);
    color: var(--paper-ink);
    box-shadow: var(--shadow-paper);
    transform: rotate(-1deg);
}

.sheet-note {
    margin-top: var(--s-4);
    padding-top: var(--s-3);
    border-top: 1px dashed var(--paper-rule);
    font-size: 0.82rem;
    font-style: italic;
    color: var(--paper-soft);
}

.dash-sheet__head {
    display: flex;
    flex-wrap: wrap;
    align-items: baseline;
    justify-content: space-between;
    gap: var(--s-2) var(--s-4);
}

.dash-sheet__title {
    font-size: 1.45rem;
    font-weight: 800;
    letter-spacing: -0.02em;
}

.dash-sheet__days {
    color: var(--paper-soft);
    font-weight: 600;
}

.dash-sheet__days .num {
    color: var(--magnet-edge);
    font-size: 1.6rem;
    font-weight: 700;
}

.meter {
    position: relative;
    block-size: 0.85rem;
    margin-top: var(--s-4);
    background: var(--paper-rule);
    border-radius: 999px;
    overflow: hidden;
}

.meter__fill {
    position: absolute;
    inset: 0 auto 0 0;
    background: var(--magnet);
    border-radius: inherit;
    transform-origin: left;
}

.meter__fill--68 {
    inline-size: 68%;
}

.dash-sheet__percent {
    margin-top: var(--s-2);
    color: var(--paper-soft);
    font-size: 0.92rem;
}

.conditions {
    display: grid;
    margin-top: var(--s-4);
    padding: 0;
    list-style: none;
}

.conditions__item {
    display: grid;
    grid-template-columns: auto minmax(0, 1fr) auto;
    align-items: center;
    gap: var(--s-3);
    padding-block: var(--s-3);
    border-top: 1px solid var(--paper-rule);
    font-size: 0.97rem;
}

.conditions__item .icon {
    color: var(--flag);
}

.conditions__item.is-done .icon {
    color: var(--magnet);
}

.conditions__item .num {
    color: var(--paper-soft);
    font-size: 0.9rem;
}

.practice__grid {
    display: grid;
    grid-template-columns: minmax(0, 1.1fr) minmax(0, 1fr);
    gap: clamp(1.5rem, 1rem + 3vw, 4rem);
    margin-top: var(--s-7);
    align-items: start;
}

.practice__label {
    margin-inline-end: var(--s-2);
    font-family: var(--font-mono);
    color: var(--code);
    font-weight: 700;
}

.practice__brief {
    font-size: 1.25rem;
    font-weight: 700;
    max-inline-size: 36ch;
}

.code-block {
    margin: var(--s-5) 0 0;
    padding: var(--s-5);
    border: 2px dashed var(--ink-faint);
    color: var(--code);
    font-size: clamp(0.92rem, 0.85rem + 0.3vw, 1.08rem);
    line-height: 1.7;
    overflow-x: auto;
}

.hints {
    display: grid;
    gap: var(--s-3);
    margin-top: var(--s-5);
}

.hint {
    border: 1.5px solid var(--ink-faint);
}

.hint summary {
    display: flex;
    align-items: center;
    justify-content: flex-start;
    gap: var(--s-4);
    padding: var(--s-3) var(--s-4);
    font-weight: 700;
    cursor: pointer;
    list-style: none;
}

.hint summary::-webkit-details-marker {
    display: none;
}

.hint summary::before {
    content: "";
    inline-size: 0.6rem;
    block-size: 0.6rem;
    border-right: 2px solid currentColor;
    border-bottom: 2px solid currentColor;
    transform: rotate(-45deg);
    transition: transform 0.3s var(--ease-out);
}

.hint[open] summary::before {
    transform: rotate(45deg);
}

.hint__cost {
    margin-inline-start: auto;
    font-family: var(--font-mono);
    font-size: 0.88rem;
    color: var(--code);
}

.hint p {
    padding: 0 var(--s-4) var(--s-4);
    color: var(--ink-soft);
}

.hint code {
    color: var(--code);
}

.preview-sheet {
    background: var(--paper);
    color: var(--paper-ink);
    box-shadow: var(--shadow-paper);
}

.preview-sheet__bar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--s-4);
    padding: var(--s-3) var(--s-4);
    border-bottom: 1px solid var(--paper-rule);
    font-size: 0.88rem;
    font-weight: 600;
    color: var(--paper-soft);
}

.points .num {
    display: inline-block;
    color: var(--magnet-edge);
    font-size: 1.1rem;
    font-weight: 700;
}

.points.is-changed .num {
    animation: points-drop 0.6s var(--ease-out);
}

@keyframes points-drop {
    0% {
        transform: translateY(-0.6em);
        color: var(--flag);
    }

    100% {
        transform: none;
    }
}

.preview-sheet__page {
    padding: var(--s-6) var(--s-6) var(--s-7);
    font-family: "Times New Roman", Times, serif;
    font-size: 1.15rem;
}

.preview-sheet__h {
    font-size: 1.6rem;
    font-weight: 700;
    margin-bottom: var(--s-3);
}

.preview-sheet__page ol {
    padding-inline-start: 2rem;
}

.free {
    display: grid;
    grid-template-columns: minmax(0, 1.15fr) minmax(0, 1fr);
    gap: clamp(2.5rem, 1rem + 5vw, 7rem);
    align-items: start;
}

.free__quiz > p,
.free__teacher > p {
    max-inline-size: 54ch;
    margin-top: var(--s-4);
    color: var(--ink-soft);
}

.quiz-sheet {
    margin-top: var(--s-6);
    padding: clamp(1.25rem, 1rem + 1.5vw, 2.25rem);
    background: var(--paper);
    color: var(--paper-ink);
    box-shadow: var(--shadow-paper);
}

.quiz-sheet fieldset {
    padding: 0;
    border: 0;
}

.quiz-sheet legend {
    padding: 0;
    font-size: 1.2rem;
    font-weight: 800;
    letter-spacing: -0.01em;
    margin-bottom: var(--s-4);
}

.quiz-option {
    display: flex;
    align-items: center;
    gap: var(--s-4);
    padding: var(--s-3) var(--s-3);
    border-top: 1px solid var(--paper-rule);
    cursor: pointer;
    transition: background-color 0.2s;
}

.quiz-option:hover {
    background: var(--paper-hover);
}

.quiz-option input {
    position: absolute;
    opacity: 0;
}

.quiz-option__label {
    display: grid;
    place-items: center;
    inline-size: 2.1rem;
    block-size: 2.1rem;
    border: 2px solid var(--paper-ink);
    border-radius: 50%;
    font-weight: 800;
    font-size: 0.9rem;
    transition: background-color 0.25s var(--ease-out), color 0.25s;
}

.quiz-option input:checked + .quiz-option__label {
    background: var(--paper-ink);
    color: var(--paper);
}

.quiz-option input:focus-visible + .quiz-option__label {
    outline: 3px solid var(--magnet);
    outline-offset: 2px;
}

.quiz-option.is-correct .quiz-option__label {
    background: var(--magnet);
    border-color: var(--magnet);
    color: var(--on-signal-solid);
}

.quiz-option.is-wrong .quiz-option__label {
    background: var(--flag);
    border-color: var(--flag);
    color: var(--on-signal-solid);
}

.quiz-option code {
    font-size: 1.05rem;
}

.quiz-sheet__feedback {
    min-block-size: 1.6em;
    margin-top: var(--s-3);
    font-weight: 700;
}

.quiz-sheet__feedback.is-correct {
    color: var(--magnet-edge);
}

.quiz-sheet__feedback.is-wrong {
    color: var(--flag-ink);
}

.quiz-sheet__actions {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: var(--s-4) var(--s-5);
    margin-top: var(--s-4);
}

.quiz-sheet .text-link {
    color: var(--magnet-edge);
}

.free__teacher {
    padding-top: var(--s-2);
}

.report-sheet {
    position: relative;
    margin-block: var(--s-6) var(--s-5);
    padding: var(--s-6) var(--s-5) var(--s-4);
    background: var(--paper);
    color: var(--paper-ink);
    box-shadow: var(--shadow-paper);
    transform: rotate(1.2deg);
}

.report-table {
    inline-size: 100%;
    margin-top: var(--s-3);
    border-collapse: collapse;
    font-size: 0.95rem;
}

.report-table th {
    padding: var(--s-2) var(--s-2);
    border-bottom: 2px solid var(--paper-ink);
    text-align: left;
    font-size: 0.82rem;
    color: var(--paper-soft);
}

.report-table th:not(:first-child),
.report-table td:not(:first-child) {
    text-align: right;
}

.report-table td {
    padding: var(--s-3) var(--s-2);
    border-bottom: 1px solid var(--paper-rule);
}

.report-table .icon {
    vertical-align: middle;
}

.report-table .is-flag {
    color: var(--flag-ink);
    font-weight: 700;
}

.voices {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(min(100%, 20rem), 1fr));
    gap: var(--s-6);
    margin-top: var(--s-6);
    padding: 0;
    list-style: none;
}

.voice blockquote {
    margin: 0;
    font-size: 1.15rem;
}

.voice__author {
    margin-top: var(--s-3);
    color: var(--ink-soft);
    font-weight: 600;
}

.section--faq {
    background: var(--board-deep);
}

.faq {
    display: grid;
    grid-template-columns: minmax(0, 0.8fr) minmax(0, 1.4fr);
    gap: clamp(2rem, 1rem + 5vw, 7rem);
    align-items: start;
}

.faq__item {
    border-top: 2px dashed var(--ink-faint);
}

.faq__item:last-child {
    border-bottom: 2px dashed var(--ink-faint);
}

.faq__item summary {
    display: flex;
    align-items: baseline;
    justify-content: space-between;
    gap: var(--s-4);
    padding-block: var(--s-5);
    font-size: clamp(1.08rem, 1rem + 0.35vw, 1.25rem);
    font-weight: 700;
    cursor: pointer;
    list-style: none;
}

.faq__item summary::-webkit-details-marker {
    display: none;
}

.faq__icon {
    align-self: center;
    inline-size: 1.4rem;
    block-size: 1.4rem;
    color: var(--signal);
    transition: transform 0.35s var(--ease-out);
}

.faq__item[open] .faq__icon {
    transform: rotate(45deg);
}

.faq__item p {
    max-inline-size: var(--measure);
    padding-bottom: var(--s-5);
    color: var(--ink-soft);
}

.board-close-wrap {
    padding-bottom: var(--gutter);
}

.board-close {
    position: relative;
    isolation: isolate;
    margin: 0 var(--gutter);
    border: var(--frame-w) solid var(--frame);
    border-bottom: 0;
    padding: var(--s-8) clamp(1rem, 0.5rem + 3vw, 4.5rem) calc(var(--s-8) * 0.8);
}

.board-tray--close {
    margin-inline: calc(var(--gutter) * 2 - var(--frame-w) * 1.6);
    padding-bottom: var(--s-5);
}

.board-close__inner {
    max-width: var(--max);
    margin-inline: auto;
}

.board-close__title {
    max-inline-size: 18ch;
    font-size: clamp(2.2rem, 1.2rem + 4.2vw, 4.8rem);
    font-weight: 800;
    letter-spacing: -0.035em;
}

.board-close__title .num {
    color: var(--signal);
    letter-spacing: -0.04em;
}

.board-close__actions {
    display: flex;
    flex-wrap: wrap;
    gap: var(--s-4);
    margin-top: var(--s-6);
}

.site-footer {
    background: var(--wall);
    color: var(--ink-soft);
    font-size: 0.95rem;
}

.site-footer__inner {
    display: grid;
    grid-template-columns: minmax(0, 1.2fr) minmax(0, 1fr);
    gap: var(--s-6);
    max-width: var(--max);
    margin-inline: auto;
    padding: var(--s-7) var(--gutter);
}

.site-footer__brand p {
    margin-top: var(--s-3);
    max-inline-size: 40ch;
}

.site-footer .logo {
    color: var(--ink);
}

.site-footer__nav {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: var(--s-5);
}

.site-footer__nav ul {
    display: grid;
    align-content: start;
    gap: var(--s-2);
    padding: 0;
    list-style: none;
}

.site-footer__nav a {
    text-decoration: none;
}

.site-footer__nav a:hover {
    color: var(--ink);
    text-decoration: underline;
}

.site-footer__legal {
    grid-column: 1 / -1;
    padding-top: var(--s-5);
    border-top: 1px solid var(--ink-faint);
    font-size: 0.85rem;
}

.error-page {
    max-width: var(--max);
    margin-inline: auto;
    padding: var(--s-8) var(--gutter);
}

.error-page__code {
    font-family: var(--font-mono);
    color: var(--code);
    font-size: 1.1rem;
}

.error-page h1 {
    margin-top: var(--s-3);
    font-size: clamp(2.4rem, 1.4rem + 4vw, 4.5rem);
    font-weight: 800;
}

.error-page p {
    max-inline-size: var(--measure);
    margin-top: var(--s-4);
    color: var(--ink-soft);
    font-size: 1.15rem;
}

.error-page .button {
    margin-top: var(--s-6);
}

.debug {
    margin-top: var(--s-6);
    padding: var(--s-4);
    background: var(--paper);
    color: var(--paper-ink);
    overflow: auto;
}

.debug pre {
    white-space: pre-wrap;
    font-size: 0.8rem;
}

::view-transition-old(root),
::view-transition-new(root) {
    animation: none;
    mix-blend-mode: normal;
}

::view-transition-new(root) {
    animation: sponge-wipe 0.75s var(--ease-out);
}

@keyframes sponge-wipe {
    from {
        clip-path: inset(0 100% 0 0);
    }

    to {
        clip-path: inset(0 0 0 0);
    }
}

@media (max-width: 64rem) {
    .site-nav {
        display: none;
    }

    .site-header__actions {
        margin-inline-start: auto;
    }

    .mobile-nav {
        display: block;
    }

    .board-hero__surface {
        grid-template-columns: minmax(0, 1fr);
        grid-template-areas:
            "corner"
            "copy"
            "sheet"
            "code";
        row-gap: var(--s-6);
        min-block-size: 0;
    }

    .corner-box {
        justify-self: stretch;
        display: flex;
        flex-wrap: wrap;
        align-items: baseline;
        gap: var(--s-1) var(--s-4);
    }

    .corner-box__count {
        margin: 0;
    }

    .pinned-sheet {
        justify-self: start;
        margin-top: var(--s-4);
    }

    .plan,
    .guarantee,
    .practice__grid,
    .free,
    .faq {
        grid-template-columns: minmax(0, 1fr);
    }

    .plan__intro {
        position: static;
    }
}

@media (max-width: 40rem) {
    .header-login {
        display: none;
    }

    .board-tray__actions {
        flex-direction: column;
        align-items: stretch;
        inline-size: 100%;
    }

    .board-tray__actions .button,
    .board-close__actions .button {
        inline-size: 100%;
    }

    .board-tray {
        padding-inline: calc(var(--frame-w) * 1.6 + var(--s-4));
    }

    .board-close {
        padding-bottom: var(--s-8);
    }

    .site-footer__inner {
        grid-template-columns: minmax(0, 1fr);
    }

    .dash-sheet,
    .report-sheet,
    .pinned-sheet {
        transform: none;
    }
}

@media (prefers-reduced-motion: reduce) {
    html {
        scroll-behavior: auto;
    }

    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
}

.tray-tools {
    display: flex;
    align-items: center;
    gap: var(--s-5);
}

.tray-chalk {
    flex: none;
    margin-top: var(--s-2);
}

.tray-chalk rect {
    fill: var(--chalk-stick);
}

.tray-chalk .tray-chalk__tip {
    fill: var(--chalk-stick-tip);
}

.tray-sponge {
    flex: none;
    margin-top: calc(-1 * var(--s-3));
    padding: 0;
    border: 0;
    background: none;
    cursor: pointer;
    transform-origin: 50% 100%;
    transition: transform 0.25s var(--ease-out);
}

.tray-sponge svg {
    display: block;
    filter: drop-shadow(0 3px 3px rgb(0 0 0 / 0.3));
}

.tray-sponge__body {
    fill: var(--sponge);
}

.tray-sponge__felt {
    fill: var(--sponge-felt);
}

.tray-sponge:hover {
    transform: rotate(-4deg) translateY(-2px);
}

.tray-sponge.is-wiping {
    animation: sponge-scrub 0.7s var(--ease-out);
}

@keyframes sponge-scrub {
    0% {
        transform: translate(0, 0);
    }

    20% {
        transform: translate(-18px, -10px) rotate(-6deg);
    }

    45% {
        transform: translate(14px, -14px) rotate(5deg);
    }

    70% {
        transform: translate(-8px, -6px) rotate(-3deg);
    }

    100% {
        transform: translate(0, 0);
    }
}

@keyframes write-in {
    from {
        clip-path: inset(-0.2em 100% -0.3em -0.1em);
    }

    to {
        clip-path: inset(-0.2em -0.1em -0.3em -0.1em);
    }
}

@keyframes chalk-draw {
    from {
        stroke-dashoffset: 720;
    }
}

@keyframes sheet-pin {
    0% {
        opacity: 0;
        transform: translateY(-44px) rotate(-7deg);
    }

    55% {
        opacity: 1;
        transform: translateY(5px) rotate(2.6deg);
    }
}

@keyframes sheet-drop {
    0% {
        opacity: 0;
        transform: translateY(-36px) rotate(-4deg);
    }

    60% {
        opacity: 1;
        transform: translateY(4px) rotate(0.8deg);
    }
}

@keyframes magnet-snap {
    0% {
        transform: scale(0);
    }

    65% {
        transform: scale(1.25);
    }

    100% {
        transform: scale(1);
    }
}

@keyframes placed {
    from {
        opacity: 0;
        transform: translateY(18px);
    }
}

@keyframes chalk-roll {
    from {
        opacity: 0;
        transform: translateX(-60px) rotate(-200deg);
    }
}

@keyframes bubble-pop {
    0% {
        transform: scale(0.6);
    }

    60% {
        transform: scale(1.18);
    }

    100% {
        transform: scale(1);
    }
}

@keyframes nope {
    20%,
    60% {
        transform: translateX(-4px);
    }

    40%,
    80% {
        transform: translateX(4px);
    }
}

@media (prefers-reduced-motion: no-preference) {
    .board-hero__title {
        animation: write-in 0.9s var(--ease-out) 0.1s backwards;
    }

    .chalk-mark__line {
        animation: chalk-draw 1s var(--ease-out) 0.85s backwards;
    }

    .board-hero__lead {
        animation: placed 0.7s var(--ease-out) 0.5s backwards;
    }

    .corner-box {
        animation: write-in 0.8s var(--ease-out) 0.3s backwards;
    }

    .pinned-sheet {
        animation: sheet-pin 0.85s var(--ease-out) 0.7s backwards;
    }

    .pinned-sheet .magnet {
        animation: magnet-snap 0.4s var(--ease-out) 1.3s backwards;
    }

    .board-tray__actions .button {
        animation: placed 0.6s var(--ease-out) 1s backwards;
    }

    .board-tray__actions .button + .button {
        animation-delay: 1.1s;
    }

    .board-hero .tray-chalk {
        animation: chalk-roll 1.1s var(--ease-out) 1.2s backwards;
    }

    .board-hero .tray-sponge {
        animation: placed 0.6s var(--ease-out) 1.3s backwards;
    }

    .section__title::after {
        clip-path: inset(-0.2em -0.1em -0.3em -0.1em);
        transition: clip-path 0.9s var(--ease-out) 0.45s;
    }

    .js .section__title {
        clip-path: inset(-0.2em -0.1em -0.3em -0.1em);
        transition: clip-path 0.8s var(--ease-out);
    }

    .js .section__title:not(.is-in),
    .js [data-reveal="write"]:not(.is-in),
    .js .section__title:not(.is-in)::after {
        clip-path: inset(-0.2em 100% -0.3em -0.1em);
    }

    .js .board-close__title {
        clip-path: inset(-0.2em -0.1em -0.3em -0.1em);
        transition: clip-path 0.9s var(--ease-out);
    }

    .js .plan__item {
        clip-path: inset(-0.2em -0.1em -0.3em -0.1em);
        transition: clip-path 0.7s var(--ease-out);
    }

    .js .plan__list:not(.is-in) .plan__item {
        clip-path: inset(-0.2em 100% -0.3em -0.1em);
    }

    .js .plan__item:nth-child(2) {
        transition-delay: 0.09s;
    }

    .js .plan__item:nth-child(3) {
        transition-delay: 0.18s;
    }

    .js .plan__item:nth-child(4) {
        transition-delay: 0.27s;
    }

    .js .plan__item:nth-child(5) {
        transition-delay: 0.36s;
    }

    .js .plan__item:nth-child(n + 6) {
        transition-delay: 0.45s;
    }

    .js [data-reveal="pin"]:not(.is-in) {
        opacity: 0;
    }

    .js [data-reveal="pin"].is-in {
        animation: sheet-drop 0.8s var(--ease-out);
    }

    .js [data-reveal="pin"].is-in .magnet {
        animation: magnet-snap 0.4s var(--ease-out) 0.5s backwards;
    }

    .meter__fill {
        transition: transform 1.4s var(--ease-out) 0.6s;
    }

    .js .dash-sheet:not(.is-in) .meter__fill {
        transform: scaleX(0);
    }

    .conditions .icon path {
        stroke-dasharray: 1;
        stroke-dashoffset: 0;
        transition: stroke-dashoffset 0.45s var(--ease-out) 1s;
    }

    .conditions__item:nth-child(2) .icon path {
        transition-delay: 1.15s;
    }

    .conditions__item:nth-child(3) .icon path {
        transition-delay: 1.3s;
    }

    .conditions__item:nth-child(4) .icon path {
        transition-delay: 1.45s;
    }

    .js .dash-sheet:not(.is-in) .conditions .icon path {
        stroke-dashoffset: 1;
    }

    .quiz-option.is-correct .quiz-option__label,
    .quiz-option.is-wrong .quiz-option__label {
        animation: bubble-pop 0.35s var(--ease-out);
    }

    .quiz-option.is-wrong {
        animation: nope 0.32s ease-in-out;
    }
}

@media (max-width: 40rem) {
    .tray-chalk,
    .tray-sponge {
        display: none;
    }
}

.auth__surface,
.account-head__surface {
    display: grid;
    grid-template-columns: minmax(0, 1fr) minmax(0, 28rem);
    gap: clamp(2rem, 1rem + 4vw, 6rem);
    align-items: center;
    padding: clamp(2rem, 1rem + 3vw, 4.5rem) clamp(1rem, 0.5rem + 3vw, 4.5rem) clamp(3rem, 2rem + 3vw, 5rem);
}

.auth__title {
    font-size: clamp(2.2rem, 1.3rem + 3.4vw, 4rem);
    font-weight: 800;
    line-height: 1.02;
    letter-spacing: -0.035em;
}

.auth__lead {
    max-inline-size: 34rem;
    margin-top: var(--s-5);
    color: var(--ink-soft);
    font-size: clamp(1.08rem, 0.95rem + 0.5vw, 1.35rem);
    line-height: 1.55;
}

.auth__code {
    margin-top: var(--s-7);
}

.chalk-list {
    display: grid;
    gap: var(--s-3);
    margin-top: var(--s-6);
    padding: 0;
    list-style: none;
}

.chalk-list li {
    display: flex;
    align-items: flex-start;
    gap: var(--s-3);
    font-weight: 500;
}

.chalk-list .icon {
    margin-top: 0.2em;
    color: var(--signal);
}

.form-sheet,
.paper-panel,
.note-sheet,
.quiz-sheet,
.mobile-nav ul {
    color-scheme: light;
}

.form-sheet,
.paper-panel,
.note-sheet {
    position: relative;
    background: var(--paper);
    color: var(--paper-ink);
    box-shadow: var(--shadow-paper);
}

.form-sheet {
    padding: var(--s-7) clamp(1.25rem, 1rem + 1.5vw, 2.25rem) clamp(1.5rem, 1rem + 1.5vw, 2.25rem);
}

.form-sheet--wide {
    align-self: start;
}

.auth .form-sheet {
    transform: rotate(0.8deg);
}

.form-sheet__title,
.paper-panel__title {
    font-size: 1.45rem;
    font-weight: 800;
    letter-spacing: -0.02em;
}

.form-sheet__text {
    margin-top: var(--s-3);
    color: var(--paper-soft);
}

.form {
    display: grid;
    gap: var(--s-5);
    margin-top: var(--s-5);
}

.form__row {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    align-items: start;
    gap: var(--s-4);
}

.field {
    display: grid;
    gap: var(--s-2);
}

.field__label {
    font-weight: 700;
    font-size: 0.98rem;
}

.field__optional {
    color: var(--paper-soft);
    font-weight: 400;
}

.field__input {
    inline-size: 100%;
    min-block-size: 3rem;
    padding: var(--s-2) var(--s-4);
    border: 2px solid var(--field-border);
    border-radius: var(--radius);
    background: var(--field-bg);
    color: var(--paper-ink);
    font-size: 1.0625rem;
    transition: border-color 0.15s, box-shadow 0.15s;
}

.field__input:hover {
    border-color: var(--paper-soft);
}

.field__input:focus {
    outline: none;
    border-color: var(--magnet-edge);
    box-shadow: 0 0 0 3px var(--field-ring);
}

.field__select {
    appearance: none;
    padding-inline-end: 2.75rem;
    background-image: url("data:image/svg+xml,%3Csvg xmlns=%22http://www.w3.org/2000/svg%22 viewBox=%220 0 24 24%22 fill=%22none%22 stroke=%22%234a5873%22 stroke-width=%222%22 stroke-linecap=%22round%22 stroke-linejoin=%22round%22%3E%3Cpath d=%22m6 9 6 6 6-6%22/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 0.85rem center;
    background-size: 1.1rem;
    cursor: pointer;
}

.field__password {
    position: relative;
}

.field__password .field__input {
    padding-inline-end: 3.25rem;
}

.field__reveal {
    position: absolute;
    top: 50%;
    right: 0.35rem;
    display: grid;
    place-items: center;
    inline-size: 2.5rem;
    block-size: 2.5rem;
    margin-top: -1.25rem;
    padding: 0;
    border: 0;
    border-radius: var(--radius);
    background: transparent;
    color: var(--paper-soft);
    cursor: pointer;
}

.field__reveal:hover,
.field__reveal[aria-pressed="true"] {
    color: var(--magnet-edge);
}

.field__hint {
    color: var(--paper-soft);
    font-size: 0.88rem;
}

.field__static {
    color: var(--paper-soft);
}

.field__error {
    display: flex;
    align-items: flex-start;
    gap: var(--s-2);
    color: var(--flag-ink);
    font-size: 0.92rem;
    font-weight: 600;
}

.field__error .icon {
    margin-top: 0.15em;
}

.has-error .field__input {
    border-color: var(--flag-ink);
}

.check {
    display: grid;
    grid-template-columns: auto minmax(0, 1fr);
    align-items: start;
    gap: var(--s-1) var(--s-3);
    font-size: 0.95rem;
}

.check input {
    inline-size: 1.25rem;
    block-size: 1.25rem;
    margin: 0.15rem 0 0;
    accent-color: var(--magnet);
    cursor: pointer;
}

.check label {
    cursor: pointer;
}

.check a,
.form__aside a,
.form-sheet a:not(.button) {
    color: var(--magnet-edge);
    font-weight: 600;
}

.check .field__error {
    grid-column: 2;
}

.form__aside {
    margin-top: calc(-1 * var(--s-2));
    font-size: 0.95rem;
}

.form__submit {
    inline-size: 100%;
    margin-top: var(--s-2);
}

.form__trap {
    position: absolute;
    left: -10000px;
    inline-size: 1px;
    block-size: 1px;
    overflow: hidden;
}

.steps {
    display: grid;
    gap: var(--s-3);
    margin: var(--s-4) 0 var(--s-5);
    padding-inline-start: 1.25rem;
}

.steps li::marker {
    font-family: var(--font-mono);
    font-weight: 700;
    color: var(--magnet-edge);
}

.flash-stack {
    display: grid;
    gap: var(--s-3);
    margin-top: var(--s-4);
}

.flash {
    display: flex;
    align-items: flex-start;
    gap: var(--s-3);
    padding: var(--s-3) var(--s-4);
    border: 2px solid currentColor;
    border-radius: var(--radius);
    font-weight: 600;
    font-size: 0.97rem;
}

.flash .icon {
    margin-top: 0.15em;
}

.flash--success {
    color: var(--magnet-edge);
}

.flash--error {
    color: var(--flag-ink);
}

.flash--info {
    color: var(--paper-soft);
}

.section--account .flash-stack {
    margin: 0 0 var(--s-6);
}

.section--account .flash {
    background: var(--paper);
}

.board-tray--thin {
    min-block-size: 1.1rem;
    padding-bottom: 0;
}

.board-tray__note a {
    color: inherit;
    font-weight: 800;
}

.header-login--user {
    display: inline-flex;
    align-items: center;
    gap: var(--s-2);
}

.account-head__surface {
    grid-template-columns: minmax(0, 1fr) auto;
    padding-block: clamp(1.5rem, 1rem + 2vw, 3rem) clamp(1.5rem, 1rem + 1.5vw, 2.5rem);
}

.account-head__title {
    font-size: clamp(2rem, 1.3rem + 2.8vw, 3.4rem);
    font-weight: 800;
    letter-spacing: -0.03em;
}

.account-nav {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: var(--s-2);
}

.account-nav a,
.account-nav button {
    display: inline-flex;
    align-items: center;
    gap: var(--s-2);
    min-block-size: 2.75rem;
    padding: 0 var(--s-4);
    border: 1.5px solid var(--ink-faint);
    background: transparent;
    color: var(--ink-soft);
    font-weight: 600;
    font-size: 0.98rem;
    text-decoration: none;
    cursor: pointer;
}

.account-nav a:hover,
.account-nav button:hover {
    color: var(--ink);
    border-color: var(--ink-soft);
}

.account-nav a[aria-current="page"] {
    border-color: var(--signal);
    color: var(--ink);
}

.section--account {
    padding-block: var(--s-7) var(--s-8);
}

.account__grid {
    display: grid;
    grid-template-columns: minmax(0, 1.4fr) minmax(0, 1fr);
    gap: var(--s-6) clamp(2rem, 1rem + 4vw, 5rem);
    align-items: start;
}

.account__grid .board-links {
    grid-column: 1 / -1;
}

.account__forms {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: var(--s-7) clamp(2rem, 1rem + 4vw, 5rem);
    align-items: start;
}

.paper-panel {
    padding: var(--s-6) clamp(1.25rem, 1rem + 1.5vw, 2.25rem) clamp(1.5rem, 1rem + 1.5vw, 2.25rem);
}

.paper-panel p {
    margin-top: var(--s-3);
    color: var(--paper-soft);
}

.paper-panel .button {
    margin-top: var(--s-5);
}

.paper-panel--lead {
    transform: rotate(-0.6deg);
}

.paper-panel__meta {
    font-size: 0.9rem;
    font-style: italic;
}

.chalk-box {
    padding: var(--s-5);
    border: 2px solid var(--chalk-stroke);
    border-radius: 2px 6px 3px 5px;
    font-family: var(--font-mono);
    color: var(--ink-soft);
}

.chalk-box__label {
    color: var(--ink);
    font-weight: 600;
}

.chalk-box__count {
    margin-block: var(--s-2);
}

.chalk-box__count .num {
    color: var(--signal);
    font-size: clamp(2.5rem, 2rem + 2vw, 3.6rem);
    font-weight: 700;
    line-height: 1;
}

.chalk-box__meta {
    font-size: 0.92rem;
}

.chalk-box .text-link {
    margin-top: var(--s-3);
    font-family: var(--font-sans);
}

.board-links {
    display: grid;
    padding: 0;
    list-style: none;
}

.board-links a {
    display: flex;
    align-items: center;
    gap: var(--s-4);
    padding-block: var(--s-4);
    border-top: 2px dashed var(--ink-faint);
    font-weight: 700;
    font-size: 1.08rem;
    text-decoration: none;
}

.board-links li:last-child a {
    border-bottom: 2px dashed var(--ink-faint);
}

.board-links a span {
    flex: 1;
}

.board-links a .icon:first-child {
    color: var(--signal);
}

.board-links a:hover span {
    text-decoration: underline;
    text-decoration-color: var(--signal);
}

.board-links .icon:last-child {
    transition: transform 0.3s var(--ease-out);
}

.board-links a:hover .icon:last-child {
    transform: translateX(3px);
}

.note-sheet {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: space-between;
    gap: var(--s-4) var(--s-6);
    margin-bottom: var(--s-7);
    padding: var(--s-5) var(--s-6);
}

.note-sheet__title {
    display: flex;
    align-items: center;
    gap: var(--s-3);
    font-size: 1.15rem;
    font-weight: 800;
}

.note-sheet__title .icon {
    color: var(--magnet-edge);
}

.note-sheet p {
    margin-top: var(--s-2);
    color: var(--paper-soft);
}

.button--small {
    min-block-size: 2.75rem;
    padding: 0 var(--s-5);
    font-size: 0.98rem;
    border-color: var(--paper-ink);
}

@keyframes reveal-failsafe {
    to {
        opacity: 1;
        clip-path: none;
    }
}

@media (prefers-reduced-motion: no-preference) {
    .js [data-reveal]:not(.is-in),
    .js .section__title:not(.is-in) {
        animation: reveal-failsafe 0.01s linear 4s forwards;
    }
}

@media (max-width: 64rem) {
    .auth__surface,
    .account__grid,
    .account__forms {
        grid-template-columns: minmax(0, 1fr);
    }

    .account-head__surface {
        grid-template-columns: minmax(0, 1fr);
        gap: var(--s-4);
    }
}

@media (max-width: 40rem) {
    .header-login--user {
        display: none;
    }

    .form__row {
        grid-template-columns: minmax(0, 1fr);
    }

    .auth .form-sheet,
    .paper-panel--lead {
        transform: none;
    }

    .note-sheet {
        padding: var(--s-5);
    }
}

.button:disabled,
.button[disabled] {
    opacity: 0.45;
    cursor: not-allowed;
    transform: none;
    box-shadow: none;
}

.test-head__surface {
    display: grid;
    grid-template-columns: minmax(0, 1fr) auto;
    gap: var(--s-5) clamp(2rem, 1rem + 4vw, 6rem);
    align-items: center;
    padding: clamp(1.5rem, 1rem + 2vw, 3rem) clamp(1rem, 0.5rem + 3vw, 4.5rem) clamp(1.5rem, 1rem + 1.5vw, 2.5rem);
}

.test-head__title {
    font-size: clamp(2rem, 1.3rem + 2.8vw, 3.4rem);
    font-weight: 800;
    letter-spacing: -0.03em;
}

.test-head__meta {
    max-inline-size: 46rem;
    margin-top: var(--s-3);
    color: var(--ink-soft);
}

.test-status {
    display: flex;
    flex-wrap: wrap;
    gap: var(--s-4);
}

.test-timer,
.test-progress {
    display: grid;
    gap: var(--s-1);
    min-inline-size: 8.5rem;
    padding: var(--s-3) var(--s-5);
    border: 2px solid var(--chalk-stroke);
    border-radius: 2px 6px 3px 5px;
}

.test-timer__label,
.test-progress__label {
    color: var(--ink-soft);
    font-size: 0.88rem;
    font-weight: 600;
}

.test-timer__value,
.test-progress .num {
    color: var(--ink);
    font-size: clamp(1.6rem, 1.3rem + 1vw, 2.2rem);
    font-weight: 700;
    line-height: 1;
}

.test-timer__value {
    color: var(--signal);
}

.test-timer.is-low {
    border-color: var(--flag);
}

.test-timer.is-low .test-timer__value {
    color: var(--flag);
}

.section--test,
.section--result {
    padding-block: var(--s-7) var(--s-8);
}

.test {
    display: grid;
    grid-template-columns: minmax(0, 1fr) minmax(15rem, 19rem);
    gap: var(--s-6) clamp(2rem, 1rem + 3vw, 4rem);
    align-items: start;
}

.test__sheets {
    display: grid;
    gap: var(--s-6);
}

.test-q {
    margin-top: 0;
    outline: none;
}

.is-paged .test-q {
    display: none;
}

.is-paged .test-q.is-current {
    display: block;
}

.test-q__head {
    display: flex;
    flex-wrap: wrap;
    align-items: baseline;
    justify-content: space-between;
    gap: var(--s-2) var(--s-4);
    padding-bottom: var(--s-3);
    border-bottom: 2px solid var(--paper-ink);
}

.test-q__count {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: var(--s-2) var(--s-3);
    font-weight: 800;
}

.test-q__count .num {
    font-weight: 700;
}

.test-q__category {
    color: var(--paper-soft);
    font-size: 0.9rem;
    font-weight: 600;
}

.test-q__time {
    display: none;
    align-items: center;
    gap: var(--s-2);
    color: var(--magnet-edge);
    font-weight: 700;
}

.test-q__time.is-low {
    color: var(--flag-ink);
}

.q-body {
    display: grid;
    gap: var(--s-4);
    margin-block: var(--s-5);
}

.q-text {
    max-inline-size: 70ch;
    font-size: 1.12rem;
    font-weight: 600;
    line-height: 1.5;
    white-space: pre-line;
}

.q-code {
    margin: 0;
    padding: var(--s-4) var(--s-5);
    border: 2px dashed var(--paper-rule);
    color: var(--paper-code);
    font-size: 0.95rem;
    line-height: 1.6;
    white-space: pre;
    overflow-x: auto;
    tab-size: 4;
}

.q-figure img {
    display: block;
    max-inline-size: 100%;
    block-size: auto;
    border: 1px solid var(--paper-rule);
    background: var(--field-bg);
}

.test-q__options,
.review-q__options {
    margin: 0;
    padding: 0;
    border: 0;
    list-style: none;
}

.test-q__options .quiz-option:last-of-type,
.review-q__options .quiz-option:last-child {
    border-bottom: 1px solid var(--paper-rule);
}

.quiz-option .quiz-option__label {
    flex: none;
}

.q-answer {
    min-inline-size: 0;
    overflow-wrap: anywhere;
}

.q-answer--code {
    color: var(--paper-code);
    font-size: 0.95rem;
    white-space: pre-wrap;
}

.quiz-option:has(input:disabled) {
    cursor: default;
}

.test-q.is-locked .quiz-option:hover,
.quiz-option--static:hover {
    background: transparent;
}

.quiz-option--static {
    cursor: default;
}

.test-q__feedback {
    margin-top: var(--s-4);
    padding-top: var(--s-4);
    border-top: 1px dashed var(--paper-rule);
}

.test-q__verdict {
    display: flex;
    align-items: center;
    gap: var(--s-2);
    font-weight: 800;
}

.test-q__feedback.is-correct .test-q__verdict {
    color: var(--magnet-edge);
}

.test-q__feedback.is-wrong .test-q__verdict {
    color: var(--flag-ink);
}

.test-q__explanation {
    max-inline-size: 70ch;
    margin-top: var(--s-2);
}

.test-q__nav {
    display: none;
    flex-wrap: wrap;
    justify-content: space-between;
    gap: var(--s-3);
    margin-top: var(--s-5);
}

.is-paged .test-q__nav {
    display: flex;
}

.test-q__nav .button--primary {
    border-color: transparent;
}

.test-q__nav .button--chalk {
    border-color: var(--paper-rule);
    box-shadow: none;
}

.test__aside {
    position: sticky;
    top: var(--s-5);
    display: grid;
    gap: var(--s-5);
}

.test-map__list {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(2.6rem, 1fr));
    gap: var(--s-2);
    padding: 0;
    list-style: none;
}

.test-map__item {
    display: grid;
    place-items: center;
    block-size: 2.6rem;
    border: 1.5px solid var(--ink-faint);
    border-radius: var(--radius);
    color: var(--ink-soft);
    font-family: var(--font-mono);
    font-variant-numeric: tabular-nums;
    font-size: 0.92rem;
    font-weight: 600;
    text-decoration: none;
    transition: border-color 0.2s, background-color 0.2s, color 0.2s;
}

.test-map__item:hover {
    border-color: var(--ink-soft);
    color: var(--ink);
}

.test-map__item.is-answered {
    border-color: var(--ink);
    background: var(--ink);
    color: var(--board);
}

.test-map__item.is-correct {
    border-color: var(--magnet);
    background: var(--magnet);
    color: var(--on-signal-solid);
}

.test-map__item.is-wrong {
    border-color: var(--flag);
    background: var(--flag);
    color: var(--on-signal-solid);
}

.test-map__item[aria-current] {
    outline: 3px solid var(--signal);
    outline-offset: 2px;
}

.test-map__legend {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: var(--s-2);
    color: var(--ink-soft);
    font-size: 0.86rem;
}

.test-map__key {
    display: inline-block;
    inline-size: 0.95rem;
    block-size: 0.95rem;
    border: 1.5px solid var(--ink-faint);
    border-radius: 2px;
}

.test-map__key:not(:first-child) {
    margin-left: var(--s-3);
}

.test-map__key--answered {
    border-color: var(--ink);
    background: var(--ink);
}

.quiz-option.is-correct input ~ .quiz-option__label {
    background: var(--magnet);
    border-color: var(--magnet);
    color: var(--on-signal-solid);
}

.quiz-option.is-wrong input ~ .quiz-option__label {
    background: var(--flag);
    border-color: var(--flag);
    color: var(--on-signal-solid);
}

.test-finish {
    display: grid;
    gap: var(--s-3);
    padding-top: var(--s-5);
    border-top: 2px dashed var(--ink-faint);
}

.test-finish__button {
    inline-size: 100%;
}

.test-finish__note {
    font-weight: 700;
}

.test-finish__note:empty,
.test-finish__save:empty {
    display: none;
}

.test-finish__save {
    color: var(--ink-soft);
    font-size: 0.9rem;
}

.test-finish__save.is-ok {
    color: var(--signal);
}

.test-finish__save.is-error,
.test-finish__save.is-warn {
    color: var(--flag);
    font-weight: 700;
}

.test-hub-head__accent {
    color: var(--signal);
}

.test-hub-head__box {
    min-inline-size: 15rem;
}

.hub {
    display: grid;
    grid-template-columns: minmax(0, 1fr) minmax(0, 1fr) minmax(14rem, 0.8fr);
    gap: var(--s-7) clamp(1.5rem, 1rem + 2.5vw, 3.5rem);
    align-items: start;
}

.hub .paper-panel {
    display: flex;
    flex-direction: column;
}

.hub__facts {
    display: flex;
    flex-wrap: wrap;
    gap: var(--s-2) var(--s-5);
    margin-top: var(--s-4);
    padding: var(--s-3) 0;
    border-block: 1px solid var(--paper-rule);
    list-style: none;
    font-weight: 600;
}

.hub__facts .num {
    color: var(--magnet-edge);
    font-size: 1.25rem;
    font-weight: 700;
}

.hub__exam .button {
    align-self: flex-start;
}

.hub__learn .form {
    margin-top: var(--s-4);
    gap: var(--s-4);
}

.hub__learn-button {
    inline-size: 100%;
    border-color: var(--paper-ink);
}

.hub__count {
    margin: 0;
    padding: 0;
    border: 0;
}

.segmented {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    border: 2px solid var(--field-border);
    border-radius: var(--radius);
    background: var(--field-bg);
}

.segmented__item {
    position: relative;
    display: grid;
    place-items: center;
    min-block-size: 2.9rem;
    cursor: pointer;
    font-weight: 700;
}

.segmented__item + .segmented__item {
    border-left: 2px solid var(--field-border);
}

.segmented__item input {
    position: absolute;
    opacity: 0;
}

.segmented__item:has(input:checked) {
    background: var(--paper-ink);
    color: var(--paper);
}

.segmented__item:has(input:focus-visible) {
    outline: 3px solid var(--magnet);
    outline-offset: 2px;
    z-index: 1;
}

.hub__side {
    display: grid;
    gap: var(--s-4);
}

.hub__side-title {
    font-size: 1.25rem;
    font-weight: 800;
    letter-spacing: -0.02em;
}

.hub__side-title:not(:first-child) {
    margin-top: var(--s-4);
}

.hub-cats {
    padding: 0;
    list-style: none;
}

.hub-cats li {
    display: flex;
    justify-content: space-between;
    gap: var(--s-4);
    padding-block: var(--s-2);
    border-top: 2px dashed var(--ink-faint);
    color: var(--ink-soft);
}

.hub-cats li:last-child {
    border-bottom: 2px dashed var(--ink-faint);
}

.hub-cats .num {
    color: var(--ink);
    font-weight: 600;
}

.hub__login {
    color: var(--ink-soft);
}

.hub__login .text-link {
    display: inline-flex;
    margin-right: var(--s-1);
}

.hub-recent a {
    padding-block: var(--s-3);
    font-size: 1rem;
}

.hub-recent__score {
    flex: none;
    color: var(--ink);
}

.score-box {
    display: grid;
    gap: var(--s-2);
    min-inline-size: 15rem;
    padding: var(--s-5);
    border: 2px solid var(--chalk-stroke);
    border-radius: 2px 6px 3px 5px;
}

.score-box__figure .num {
    color: var(--signal);
    font-size: clamp(3rem, 2.2rem + 3vw, 4.6rem);
    font-weight: 700;
    line-height: 1;
}

.score-box.is-failed .score-box__figure .num {
    color: var(--ink);
}

.score-box__detail {
    color: var(--ink-soft);
    font-weight: 600;
}

.score-box__verdict {
    display: flex;
    align-items: center;
    gap: var(--s-2);
    font-weight: 700;
    color: var(--signal);
}

.score-box.is-failed .score-box__verdict {
    color: var(--flag);
}

.result {
    display: grid;
    gap: var(--s-8);
}

.result__summary {
    display: grid;
    grid-template-columns: minmax(0, 1.5fr) minmax(0, 1fr);
    gap: var(--s-6) clamp(2rem, 1rem + 4vw, 5rem);
    align-items: start;
}

.result-stats {
    margin: 0;
    padding: var(--s-6) clamp(1.25rem, 1rem + 1.5vw, 2.25rem) var(--s-5);
    transform: rotate(-0.5deg);
    color-scheme: light;
}

.result-stats__title {
    font-size: 1.45rem;
    font-weight: 800;
    letter-spacing: -0.02em;
}

.stats-table {
    inline-size: 100%;
    margin-top: var(--s-4);
    border-collapse: collapse;
}

.stats-table th,
.stats-table td {
    padding: var(--s-3) var(--s-2);
    border-top: 1px solid var(--paper-rule);
    text-align: left;
    vertical-align: middle;
}

.stats-table thead th {
    border-top: 0;
    border-bottom: 2px solid currentColor;
    color: var(--paper-soft);
    font-size: 0.82rem;
    font-weight: 700;
}

.stats-table tbody th {
    font-weight: 600;
}

.stats-table td.num {
    white-space: nowrap;
}

.result-stats .stats-table td.num,
.result-stats .stats-table thead th:nth-child(2),
.history__stats .stats-table td.num,
.history__stats .stats-table thead th:nth-child(2) {
    text-align: right;
}

.stats-table td:has(.meter) {
    inline-size: 38%;
}

.stats-table--board th,
.stats-table--board td {
    border-top-color: var(--ink-faint);
}

.stats-table--board thead th {
    color: var(--ink-soft);
}

.meter--inline {
    margin-top: 0;
    min-inline-size: 5rem;
}

.meter--board {
    background: var(--ink-faint);
}

.meter--board .meter__fill {
    background: var(--signal);
}

.meter .meter__fill--low {
    background: var(--flag);
}

.stats-table__action {
    padding: var(--s-1) var(--s-2);
    border: 0;
    background: none;
    color: var(--signal);
    font-weight: 700;
    cursor: pointer;
}

.stats-table__action:hover {
    text-decoration: underline;
}

.result-counts {
    display: grid;
    gap: 0;
    padding: 0;
    list-style: none;
    font-size: 1.1rem;
    font-weight: 600;
}

.result-counts li {
    display: flex;
    align-items: center;
    gap: var(--s-3);
    padding-block: var(--s-3);
    border-top: 2px dashed var(--ink-faint);
}

.result-counts li:last-child {
    border-bottom: 2px dashed var(--ink-faint);
}

.result-counts .num {
    min-inline-size: 2ch;
    font-size: 1.5rem;
    font-weight: 700;
}

.result-counts li:nth-child(1) .icon {
    color: var(--signal);
}

.result-counts li:nth-child(2) .icon {
    color: var(--flag);
}

.result-counts li:nth-child(3) .icon {
    color: var(--ink-soft);
}

.review__head {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: space-between;
    gap: var(--s-4);
}

.review__title {
    font-size: clamp(1.6rem, 1.2rem + 1.6vw, 2.4rem);
    font-weight: 800;
}

.review__filter {
    display: inline-flex;
    align-items: center;
    gap: var(--s-3);
    min-block-size: 2.75rem;
    padding: 0 var(--s-4);
    border: 1.5px solid var(--ink-faint);
    color: var(--ink-soft);
    font-weight: 600;
    cursor: pointer;
}

.review__filter:has(input:checked) {
    border-color: var(--signal);
    color: var(--ink);
}

.review__toggle {
    inline-size: 1.15rem;
    block-size: 1.15rem;
}

.review__list {
    display: grid;
    gap: var(--s-6);
    margin-top: var(--s-6);
    padding: 0;
    list-style: none;
}

.review:has(.review__toggle:checked) .review-q.is-correct {
    display: none;
}

.review-q {
    margin: 0;
}

.review-q__badge {
    display: inline-flex;
    align-items: center;
    gap: var(--s-1);
    font-size: 0.88rem;
    font-weight: 700;
}

.review-q.is-correct .review-q__badge {
    color: var(--magnet-edge);
}

.review-q.is-wrong .review-q__badge {
    color: var(--flag-ink);
}

.review-q.is-empty .review-q__badge {
    color: var(--paper-soft);
}

.review-q__mark {
    margin-left: auto;
    padding-left: var(--s-3);
    color: var(--paper-soft);
    font-size: 0.86rem;
    font-weight: 700;
    white-space: nowrap;
}

.quiz-option.is-correct .review-q__mark {
    color: var(--magnet-edge);
}

.quiz-option.is-wrong .review-q__mark {
    color: var(--flag-ink);
}

.review-q__explanation {
    margin-top: var(--s-5);
    max-inline-size: 72ch;
}

.review-q__why {
    display: flex;
    align-items: center;
    gap: var(--s-2);
    font-size: 1rem;
    font-weight: 800;
}

.review-q__why .icon {
    color: var(--magnet-edge);
}

.review-q__explanation > p:not(.sheet-note) {
    margin-top: var(--s-2);
}

.history {
    display: grid;
    gap: var(--s-7);
}

.history__figure {
    margin-top: var(--s-3);
    color: var(--paper-ink);
    font-weight: 600;
}

.history__figure .num {
    color: var(--magnet-edge);
    font-size: 2.4rem;
    font-weight: 700;
}

.history__stats {
    display: grid;
    gap: var(--s-2);
}

.history__empty {
    max-inline-size: 60ch;
    margin-top: var(--s-3);
    color: var(--ink-soft);
}

.table-scroll {
    overflow-x: auto;
}

.history-table {
    min-inline-size: 38rem;
}

.history-table__score.is-passed {
    color: var(--signal);
    font-weight: 700;
}

.history-table__score.is-failed {
    color: var(--ink-soft);
}

@media (max-width: 64rem) {
    .test-head__surface,
    .test,
    .hub,
    .result__summary {
        grid-template-columns: minmax(0, 1fr);
    }

    .test__aside {
        position: static;
    }

    .test-q__time {
        display: flex;
    }

    .test-q__category {
        order: 3;
        flex-basis: 100%;
    }
}

@media (max-width: 40rem) {
    .test-status {
        display: grid;
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }

    .test-timer,
    .test-progress {
        min-inline-size: 0;
    }

    .result-stats {
        transform: none;
    }

    .quiz-option--static {
        flex-wrap: wrap;
    }

    .review-q__mark {
        flex-basis: 100%;
        margin-left: calc(2.1rem + var(--s-4));
        padding-left: 0;
    }

    .q-code {
        padding: var(--s-3);
        font-size: 0.85rem;
    }
}

.meter__fill--0 {
    inline-size: 0%;
}

.meter__fill--5 {
    inline-size: 5%;
}

.meter__fill--10 {
    inline-size: 10%;
}

.meter__fill--15 {
    inline-size: 15%;
}

.meter__fill--20 {
    inline-size: 20%;
}

.meter__fill--25 {
    inline-size: 25%;
}

.meter__fill--30 {
    inline-size: 30%;
}

.meter__fill--35 {
    inline-size: 35%;
}

.meter__fill--40 {
    inline-size: 40%;
}

.meter__fill--45 {
    inline-size: 45%;
}

.meter__fill--50 {
    inline-size: 50%;
}

.meter__fill--55 {
    inline-size: 55%;
}

.meter__fill--60 {
    inline-size: 60%;
}

.meter__fill--65 {
    inline-size: 65%;
}

.meter__fill--70 {
    inline-size: 70%;
}

.meter__fill--75 {
    inline-size: 75%;
}

.meter__fill--80 {
    inline-size: 80%;
}

.meter__fill--85 {
    inline-size: 85%;
}

.meter__fill--90 {
    inline-size: 90%;
}

.meter__fill--95 {
    inline-size: 95%;
}

.meter__fill--100 {
    inline-size: 100%;
}

.level {
    display: inline-flex;
    align-items: center;
    gap: var(--s-2);
    font-size: 0.86rem;
    font-weight: 600;
    white-space: nowrap;
}

.level__bars {
    display: inline-flex;
    align-items: flex-end;
    gap: 2px;
    block-size: 0.8rem;
}

.level__bars span {
    inline-size: 4px;
    border-radius: 1px;
    background: currentColor;
    opacity: 0.25;
}

.level__bars span:nth-child(1) {
    block-size: 40%;
}

.level__bars span:nth-child(2) {
    block-size: 70%;
}

.level__bars span:nth-child(3) {
    block-size: 100%;
}

.level--1 .level__bars span:nth-child(1),
.level--2 .level__bars span:nth-child(-n + 2),
.level--3 .level__bars span {
    opacity: 1;
}

.test-q__category .level {
    margin-left: var(--s-3);
}

.segmented--4 {
    grid-template-columns: repeat(4, minmax(0, 1fr));
}

.segmented__item:has(input:disabled) {
    color: var(--paper-soft);
    cursor: not-allowed;
}

.hub__learn .field__hint {
    margin-top: var(--s-1);
}

.section--bank,
.section--question {
    padding-block: var(--s-7) var(--s-8);
}

.bank {
    display: grid;
    gap: var(--s-6);
}

.bank-filters {
    display: grid;
    grid-template-columns: minmax(14rem, 1.6fr) repeat(3, minmax(0, 1fr)) auto;
    align-items: end;
    gap: var(--s-4);
    padding: var(--s-5) clamp(1.25rem, 1rem + 1.5vw, 2.25rem);
    background: var(--paper);
    color: var(--paper-ink);
    box-shadow: var(--shadow-paper);
    color-scheme: light;
}

.bank-filters .field__input {
    min-inline-size: 0;
}

.bank-filters__actions {
    display: flex;
    align-items: center;
    gap: var(--s-4);
    min-block-size: 3rem;
}

.bank-filters__actions .button--small {
    min-block-size: 3rem;
    border-color: transparent;
}

.bank-filters__reset {
    color: var(--magnet-edge);
    font-weight: 700;
}

.bank__head {
    display: grid;
    gap: var(--s-4);
}

.bank__count {
    color: var(--ink-soft);
    font-weight: 600;
}

.bank__count .num {
    color: var(--ink);
}

.bank-cats {
    display: flex;
    flex-wrap: wrap;
    gap: var(--s-2);
}

.bank-cats a {
    display: inline-flex;
    align-items: center;
    min-block-size: 2.5rem;
    padding: 0 var(--s-4);
    border: 1.5px solid var(--ink-faint);
    color: var(--ink-soft);
    font-size: 0.92rem;
    font-weight: 600;
    text-decoration: none;
}

.bank-cats a:hover {
    border-color: var(--ink-soft);
    color: var(--ink);
}

.bank-cats a[aria-current="page"] {
    border-color: var(--signal);
    color: var(--ink);
}

.bank-list {
    padding: 0;
    list-style: none;
}

.bank-item {
    padding-block: var(--s-4);
    border-top: 2px dashed var(--ink-faint);
}

.bank-item:last-child {
    border-bottom: 2px dashed var(--ink-faint);
}

.bank-item__link {
    display: flex;
    align-items: flex-start;
    gap: var(--s-4);
    font-size: 1.08rem;
    font-weight: 700;
    line-height: 1.45;
    text-decoration: none;
}

.bank-item__text {
    flex: 1;
    max-inline-size: 80ch;
}

.bank-item__link .icon {
    margin-top: 0.2em;
    color: var(--signal);
    transition: transform 0.3s var(--ease-out);
}

.bank-item__link:hover .bank-item__text {
    text-decoration: underline;
    text-decoration-color: var(--signal);
}

.bank-item__link:hover .icon {
    transform: translateX(3px);
}

.bank-item__meta {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: var(--s-1) var(--s-4);
    margin-top: var(--s-2);
    color: var(--ink-soft);
    font-size: 0.88rem;
}

.bank-item__tag {
    display: inline-flex;
    align-items: center;
    gap: var(--s-1);
}

.bank-item__source {
    margin-left: auto;
}

.bank-empty {
    max-inline-size: 40rem;
}

.pager {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: center;
    gap: var(--s-3);
}

.pager__list {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: var(--s-2);
    padding: 0;
    list-style: none;
}

.pager__list a,
.pager__step {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--s-2);
    min-inline-size: 2.75rem;
    min-block-size: 2.75rem;
    padding: 0 var(--s-3);
    border: 1.5px solid var(--ink-faint);
    color: var(--ink-soft);
    font-weight: 600;
    text-decoration: none;
}

.pager__list a:hover,
.pager__step:hover {
    border-color: var(--ink-soft);
    color: var(--ink);
}

.pager__list a[aria-current="page"] {
    border-color: var(--signal);
    background: var(--signal);
    color: var(--signal-ink);
}

.pager__gap {
    color: var(--ink-soft);
}

.question-head__surface {
    display: grid;
    gap: var(--s-4);
    padding: clamp(1.5rem, 1rem + 2vw, 3rem) clamp(1rem, 0.5rem + 3vw, 4.5rem) clamp(1.5rem, 1rem + 1.5vw, 2.5rem);
}

.crumbs ol {
    display: flex;
    flex-wrap: wrap;
    gap: var(--s-2);
    padding: 0;
    list-style: none;
    font-size: 0.92rem;
}

.crumbs li + li::before {
    content: "/";
    margin-right: var(--s-2);
    color: var(--ink-faint);
}

.crumbs a {
    color: var(--ink-soft);
    font-weight: 600;
    text-decoration: none;
}

.crumbs a:hover {
    color: var(--ink);
    text-decoration: underline;
    text-decoration-color: var(--signal);
}

.question-head__title {
    max-inline-size: 30ch;
    font-size: clamp(1.7rem, 1.2rem + 2vw, 2.8rem);
    font-weight: 800;
    letter-spacing: -0.025em;
}

.question-head__meta {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: var(--s-2) var(--s-5);
    color: var(--ink-soft);
    font-size: 0.95rem;
}

.question {
    display: grid;
    grid-template-columns: minmax(0, 1fr) minmax(15rem, 21rem);
    gap: var(--s-6) clamp(2rem, 1rem + 3vw, 4rem);
    align-items: start;
}

.question-sheet {
    display: grid;
    gap: var(--s-4);
    margin-top: 0;
}

.question-sheet__options {
    margin-top: var(--s-2);
}

.question-sheet__legend {
    margin-bottom: var(--s-3);
    padding: 0;
    color: var(--paper-soft);
    font-size: 0.9rem;
    font-weight: 700;
}

.answer-reveal {
    border-top: 1px dashed var(--paper-rule);
}

.answer-reveal summary {
    display: flex;
    align-items: center;
    gap: var(--s-3);
    padding-block: var(--s-4);
    color: var(--magnet-edge);
    font-weight: 800;
    cursor: pointer;
    list-style: none;
}

.answer-reveal summary::-webkit-details-marker {
    display: none;
}

.answer-reveal summary::after {
    content: "";
    inline-size: 0.55rem;
    block-size: 0.55rem;
    border-right: 2px solid currentColor;
    border-bottom: 2px solid currentColor;
    transform: rotate(45deg) translateY(-2px);
    transition: transform 0.25s var(--ease-out);
}

.answer-reveal[open] summary::after {
    transform: rotate(225deg) translateY(-2px);
}

.answer-reveal__body {
    display: grid;
    gap: var(--s-3);
    max-inline-size: 72ch;
    padding-bottom: var(--s-2);
}

.answer-reveal__correct {
    display: flex;
    align-items: center;
    gap: var(--s-2);
    color: var(--magnet-edge);
    font-weight: 700;
}

.answer-reveal__answer {
    padding: var(--s-3) var(--s-4);
    border: 1px solid var(--paper-rule);
}

.question__aside {
    position: sticky;
    top: var(--s-5);
    display: grid;
    gap: var(--s-5);
}

.question__practice {
    display: grid;
    gap: var(--s-3);
    justify-items: start;
}

.question__cta {
    inline-size: 100%;
}

.question__steps {
    display: grid;
    gap: var(--s-3);
}

.question__steps a {
    display: grid;
    gap: var(--s-1);
    padding: var(--s-3) var(--s-4);
    border: 1.5px solid var(--ink-faint);
    color: var(--ink);
    font-size: 0.95rem;
    font-weight: 600;
    text-decoration: none;
}

.question__steps a:hover {
    border-color: var(--signal);
}

.question__step-label {
    color: var(--ink-soft);
    font-size: 0.82rem;
    font-weight: 700;
}

.question__related a {
    font-size: 0.95rem;
    padding-block: var(--s-3);
}

@media (max-width: 64rem) {
    .bank-filters {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }

    .bank-filters__search {
        grid-column: 1 / -1;
    }

    .question {
        grid-template-columns: minmax(0, 1fr);
    }

    .question__aside {
        position: static;
    }
}

@media (max-width: 40rem) {
    .bank-filters {
        grid-template-columns: minmax(0, 1fr);
    }

    .bank-item__source {
        margin-left: 0;
    }

    .segmented--4 {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }

    .segmented--4 .segmented__item:nth-child(3) {
        border-left: 0;
    }

    .segmented--4 .segmented__item:nth-child(n + 3) {
        border-top: 2px solid var(--field-border);
    }
}

.question-sheet .quiz-sheet__feedback:empty {
    display: none;
}

.page-hero__surface {
    display: grid;
    grid-template-columns: minmax(0, 1.6fr) minmax(15rem, 1fr);
    gap: var(--s-6) clamp(2rem, 1rem + 4vw, 6rem);
    align-items: center;
    padding: clamp(1.5rem, 0.8rem + 2.4vw, 3.25rem) clamp(1rem, 0.5rem + 3vw, 4.5rem) clamp(2.5rem, 1.5rem + 2vw, 3.5rem);
}

.page-hero__title {
    font-size: clamp(2.4rem, 1.2rem + 4vw, 4.6rem);
    font-weight: 800;
    line-height: 1;
    letter-spacing: -0.04em;
}

.page-hero__copy .board-hero__lead {
    margin-top: var(--s-5);
}

.page-hero__corner {
    grid-area: auto;
    justify-self: end;
    align-self: center;
}

.page-hero__sheet {
    justify-self: end;
    inline-size: min(100%, 26rem);
    margin: 0;
}

.page-hero__sheet-title {
    font-size: 1.1rem;
    font-weight: 800;
}

.page-split {
    display: grid;
    grid-template-columns: minmax(0, 0.9fr) minmax(0, 1.3fr);
    gap: clamp(2rem, 1rem + 5vw, 7rem);
    align-items: start;
}

.page-dates {
    margin: 0;
    transform: rotate(-0.6deg);
    color-scheme: light;
}

.page-dates__table {
    min-inline-size: 34rem;
}

.page-dates__table td:first-child {
    font-weight: 600;
}

.page-dates__closed {
    display: block;
    color: var(--flag-ink);
    font-size: 0.8rem;
    font-weight: 700;
}

.page-dates__empty {
    color: var(--paper-soft);
}

.steps {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: var(--s-6) clamp(1.5rem, 1rem + 2vw, 3rem);
    margin-top: var(--s-7);
    padding: 0;
    list-style: none;
    counter-reset: step;
}

.steps__item {
    counter-increment: step;
    padding-top: var(--s-4);
    border-top: 2px dashed var(--ink-faint);
}

.steps__item::before {
    content: counter(step);
    display: grid;
    place-items: center;
    inline-size: 2.6rem;
    block-size: 2.6rem;
    margin-bottom: var(--s-4);
    border: 2px solid var(--chalk-stroke);
    border-radius: 50%;
    font-family: var(--font-mono);
    font-variant-numeric: tabular-nums;
    font-weight: 700;
    font-size: 1.1rem;
}

.steps__title {
    font-size: 1.25rem;
    font-weight: 800;
}

.steps__item p {
    margin-top: var(--s-2);
    color: var(--ink-soft);
}

.limits {
    display: grid;
    padding: 0;
    list-style: none;
}

.limits li {
    display: grid;
    grid-template-columns: auto minmax(0, 1fr);
    gap: var(--s-4);
    padding-block: var(--s-4);
    border-top: 2px dashed var(--ink-faint);
    font-size: 1.05rem;
}

.limits li:last-child {
    border-bottom: 2px dashed var(--ink-faint);
}

.limits .icon {
    margin-top: 0.2em;
    color: var(--flag);
}

.limits li:last-child .icon {
    color: var(--signal);
}

.features {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: var(--s-6) var(--s-6);
    padding: 0;
    list-style: none;
}

.features li {
    display: grid;
    grid-template-columns: auto minmax(0, 1fr);
    gap: var(--s-4);
}

.features .icon {
    inline-size: 1.5rem;
    block-size: 1.5rem;
    margin-top: 0.1em;
    color: var(--signal);
}

.features h3 {
    font-size: 1.15rem;
    font-weight: 800;
}

.features p {
    margin-top: var(--s-2);
    color: var(--ink-soft);
}

@media (max-width: 64rem) {
    .page-hero__surface,
    .page-split {
        grid-template-columns: minmax(0, 1fr);
    }

    .page-hero__corner,
    .page-hero__sheet {
        justify-self: start;
    }

    .steps {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }
}

@media (max-width: 40rem) {
    .steps,
    .features {
        grid-template-columns: minmax(0, 1fr);
    }

    .page-dates {
        transform: none;
    }

    .page-hero__sheet {
        transform: none;
    }
}

.section--note {
    padding-block: var(--s-7) 0;
}

.section--note .note-sheet {
    margin-bottom: 0;
}

.icon--back {
    transform: rotate(180deg);
}

.icon--up {
    transform: rotate(-90deg);
}

.icon--down {
    transform: rotate(90deg);
}

.text-link:hover .icon--back {
    transform: rotate(180deg) translateX(3px);
}

.tpanel {
    display: grid;
    gap: var(--s-6);
}

.tpanel__bar {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: space-between;
    gap: var(--s-4) var(--s-6);
}

.tpanel__hint {
    max-inline-size: 60ch;
    color: var(--ink-soft);
}

.tpanel__back {
    margin-bottom: var(--s-2);
}

.tpanel__foot {
    display: flex;
    flex-wrap: wrap;
    gap: var(--s-3) var(--s-6);
}

.tpanel-empty {
    max-inline-size: 46rem;
}

.tpanel-empty__steps {
    display: grid;
    gap: var(--s-3);
    margin-top: var(--s-4);
    padding-inline-start: 1.4rem;
    color: var(--paper-soft);
}

.tpanel-empty__steps li::marker {
    font-family: var(--font-mono);
    font-weight: 700;
    color: var(--magnet-edge);
}

.tpanel-empty__steps strong {
    color: var(--paper-ink);
}

.status {
    display: inline-flex;
    align-items: center;
    min-block-size: 1.6rem;
    padding: 0 var(--s-2);
    border: 1.5px solid var(--ink-faint);
    border-radius: var(--radius);
    font-size: 0.8rem;
    font-weight: 700;
    letter-spacing: 0.01em;
    text-transform: uppercase;
}

.status--open {
    border-color: var(--signal);
    color: var(--signal);
}

.status--draft {
    border-style: dashed;
    color: var(--ink-soft);
}

.status--closed,
.status--archived {
    color: var(--ink-soft);
}

.share .status--open {
    border-color: var(--magnet);
    color: var(--magnet-edge);
}

.share .status--draft,
.share .status--closed,
.share .status--archived {
    border-color: var(--paper-rule);
    color: var(--paper-soft);
}

.exam-list {
    padding: 0;
    list-style: none;
}

.exam-row {
    display: grid;
    grid-template-columns: minmax(0, 1fr) auto auto;
    align-items: center;
    gap: var(--s-4) var(--s-6);
    padding-block: var(--s-5);
    border-top: 2px dashed var(--ink-faint);
}

.exam-row:last-child {
    border-bottom: 2px dashed var(--ink-faint);
}

.exam-row__title {
    font-size: clamp(1.15rem, 1rem + 0.5vw, 1.4rem);
    font-weight: 800;
    letter-spacing: -0.01em;
    text-decoration: none;
}

.exam-row__title:hover {
    text-decoration: underline;
    text-decoration-color: var(--signal);
}

.exam-row__meta {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: var(--s-2) var(--s-4);
    margin-top: var(--s-2);
    color: var(--ink-soft);
    font-size: 0.92rem;
}

.exam-row__code {
    color: var(--ink);
    letter-spacing: 0.06em;
}

.exam-row__figures {
    display: flex;
    gap: var(--s-6);
    margin: 0;
}

.exam-row__figures dt,
.figures dt {
    color: var(--ink-soft);
    font-size: 0.82rem;
    font-weight: 600;
}

.exam-row__figures dd,
.figures dd {
    margin: 0;
    font-size: 1.4rem;
    font-weight: 700;
}

.exam-row__live {
    color: var(--signal);
    font-size: 0.9rem;
}

.exam-row__go {
    display: grid;
    place-items: center;
    inline-size: 2.75rem;
    block-size: 2.75rem;
    border: 1.5px solid var(--ink-faint);
    color: var(--signal);
}

.exam-row__go:hover {
    border-color: var(--signal);
}

.exam-top {
    display: grid;
    grid-template-columns: minmax(0, 1fr) minmax(0, 1.3fr);
    gap: var(--s-6) clamp(2rem, 1rem + 4vw, 5rem);
    align-items: start;
}

.share__head {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: var(--s-3);
}

.share__class {
    color: var(--paper-soft);
    font-weight: 700;
}

.share__label {
    margin-top: var(--s-5);
    color: var(--paper-soft);
    font-size: 0.88rem;
    font-weight: 700;
}

.paper-panel .share__code {
    margin-top: var(--s-1);
    color: var(--paper-ink);
    font-size: clamp(2rem, 1.5rem + 2vw, 2.9rem);
    font-weight: 700;
    letter-spacing: 0.08em;
    line-height: 1.1;
}

.share__link {
    display: flex;
    gap: var(--s-2);
    margin-top: var(--s-4);
}

.share__link .field__input {
    flex: 1;
    min-inline-size: 0;
    block-size: 2.75rem;
    font-size: 0.9rem;
}

.paper-panel .share__link .button,
.paper-panel .share__actions .button {
    margin-top: 0;
}

.share__link .button--small {
    white-space: nowrap;
}

.paper-panel .share__state {
    min-block-size: 1.4em;
    color: var(--paper-ink);
    font-weight: 600;
}

.share__actions {
    margin-top: var(--s-4);
}

.figures {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: var(--s-4);
    margin: 0;
}

.figures > div {
    padding: var(--s-4);
    border: 2px solid var(--chalk-stroke);
    border-radius: 2px 6px 3px 5px;
}

.figures dd.is-fail {
    color: var(--flag);
}

.figures--wide dd {
    font-size: 1.8rem;
}

.exam-figures__setup {
    margin-top: var(--s-4);
    color: var(--ink-soft);
}

.exam-tools,
.danger__actions {
    display: flex;
    flex-wrap: wrap;
    gap: var(--s-2);
    margin-top: var(--s-4);
}

.tool {
    display: inline-flex;
    align-items: center;
    gap: var(--s-2);
    min-block-size: 2.75rem;
    padding: 0 var(--s-4);
    border: 1.5px solid var(--ink-faint);
    background: transparent;
    color: var(--ink);
    font-weight: 600;
    font-size: 0.95rem;
    text-decoration: none;
    cursor: pointer;
}

.tool .icon {
    color: var(--signal);
}

.tool:hover {
    border-color: var(--ink-soft);
}

.tool--danger .icon,
.tool--danger:hover {
    color: var(--flag);
    border-color: var(--flag);
}

.tool.is-armed {
    border-color: var(--flag);
    background: var(--flag);
    color: var(--on-signal-solid);
}

.results__head {
    display: flex;
    flex-wrap: wrap;
    align-items: baseline;
    justify-content: space-between;
    gap: var(--s-3) var(--s-6);
    margin-bottom: var(--s-4);
}

.exports {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: var(--s-2) var(--s-4);
    font-size: 0.92rem;
}

.exports__label {
    color: var(--ink-soft);
    font-weight: 600;
}

.exports a {
    display: inline-flex;
    align-items: center;
    gap: var(--s-1);
    color: var(--signal);
    font-weight: 700;
    text-decoration: none;
}

.exports a:hover {
    text-decoration: underline;
}

.paper-table {
    padding: var(--s-3) clamp(1rem, 0.5rem + 1.5vw, 2rem) var(--s-4);
    background: var(--paper);
    color: var(--paper-ink);
    box-shadow: var(--shadow-paper);
    color-scheme: light;
}

.results-table {
    min-inline-size: 44rem;
}

.results-table td.num {
    text-align: left;
}

.results-table__eye {
    display: inline-flex;
    align-items: center;
    gap: var(--s-1);
}

.results-table__score {
    font-size: 1.1rem;
    font-weight: 700;
}

.results-table__score.is-pass {
    color: var(--magnet-edge);
}

.results-table__score.is-fail,
.results-table td.is-flag {
    color: var(--flag-ink);
    font-weight: 700;
}

.results-table__sub {
    display: block;
    color: var(--paper-soft);
    font-size: 0.8rem;
    font-weight: 400;
}

.results-table__account {
    margin-left: var(--s-2);
    padding: 0 var(--s-1);
    border: 1px solid var(--paper-rule);
    color: var(--paper-soft);
    font-size: 0.72rem;
    font-weight: 600;
}

.results-table tr.is-live th,
.results-table__live {
    color: var(--paper-soft);
}

.results-table .text-link {
    color: var(--magnet-edge);
    white-space: nowrap;
}

.qstats__lead {
    max-inline-size: 70ch;
    margin-top: var(--s-2);
    color: var(--ink-soft);
    font-size: 0.95rem;
}

.qstats__list {
    margin-top: var(--s-4);
    padding: 0;
    list-style: none;
}

.qstat {
    display: grid;
    grid-template-columns: minmax(0, 1fr) 9rem auto;
    align-items: center;
    gap: var(--s-3) var(--s-6);
    padding-block: var(--s-4);
    border-top: 2px dashed var(--ink-faint);
}

.qstat:last-child {
    border-bottom: 2px dashed var(--ink-faint);
}

.qstat__text p:first-child {
    font-weight: 600;
}

.qstat__meta {
    margin-top: var(--s-1);
    color: var(--ink-soft);
    font-size: 0.85rem;
}

.qstat__score {
    display: grid;
    gap: var(--s-1);
}

.qstat__score .num {
    font-size: 1.2rem;
    font-weight: 700;
}

.qstat__score .num.is-fail {
    color: var(--flag);
}

.qstat__answers {
    display: flex;
    gap: var(--s-1);
    padding: 0;
    list-style: none;
}

.qstat__answers li {
    display: grid;
    justify-items: center;
    min-inline-size: 2.4rem;
    padding: var(--s-1) var(--s-2);
    border: 1.5px solid var(--ink-faint);
    font-size: 0.85rem;
}

.qstat__answers li span:first-child {
    color: var(--ink-soft);
    font-weight: 700;
}

.qstat__answers li.is-correct {
    border-color: var(--signal);
}

.qstat__answers li.is-correct span:first-child {
    color: var(--signal);
}

.danger {
    padding-top: var(--s-5);
    border-top: 2px dashed var(--ink-faint);
}

.danger__title {
    font-size: 1rem;
    font-weight: 800;
    color: var(--ink-soft);
}

.form-sheet.exam-form {
    display: grid;
    gap: var(--s-6);
    max-inline-size: 52rem;
    padding-top: var(--s-6);
}

.exam-form__group {
    display: grid;
    gap: var(--s-4);
    margin: 0;
    padding: 0 0 var(--s-6);
    border: 0;
    border-bottom: 1px solid var(--paper-rule);
}

.exam-form__legend {
    margin-bottom: var(--s-4);
    padding: 0;
    font-size: 1.2rem;
    font-weight: 800;
    letter-spacing: -0.01em;
}

.exam-form__actions {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: var(--s-4) var(--s-5);
}

.exam-form__actions .text-link {
    color: var(--magnet-edge);
}

.exam-form:has(input[name="question_mode"][value="fixed"]:checked) .exam-form__random {
    display: none;
}

.exam-form__random {
    display: grid;
    gap: var(--s-4);
}

.field__textarea {
    block-size: auto;
    min-block-size: 5.5rem;
    padding-block: var(--s-3);
    line-height: 1.5;
    resize: vertical;
}

.field__textarea--code {
    font-family: var(--font-mono);
    font-size: 0.92rem;
    tab-size: 4;
    white-space: pre;
}

.choices {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: var(--s-3);
}

.choices--three {
    grid-template-columns: repeat(3, minmax(0, 1fr));
}

.choice {
    position: relative;
    display: block;
    cursor: pointer;
}

.choice input {
    position: absolute;
    opacity: 0;
}

.choice__body {
    display: grid;
    gap: var(--s-1);
    block-size: 100%;
    padding: var(--s-4);
    border: 2px solid var(--field-border);
    border-radius: var(--radius);
    background: var(--field-bg);
    color: var(--paper-soft);
    font-size: 0.92rem;
}

.choice__body strong {
    color: var(--paper-ink);
    font-size: 1rem;
}

.choice input:checked + .choice__body {
    border-color: var(--magnet-edge);
    box-shadow: inset 0 0 0 1px var(--magnet-edge);
}

.choice input:focus-visible + .choice__body {
    outline: 3px solid var(--magnet);
    outline-offset: 2px;
}

.checks {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(13rem, 1fr));
    gap: var(--s-2) var(--s-4);
}

.checks--column {
    grid-template-columns: minmax(0, 1fr);
}

.check {
    display: inline-flex;
    align-items: flex-start;
    gap: var(--s-3);
    cursor: pointer;
    font-weight: 500;
}

.check input {
    flex: none;
    inline-size: 1.15rem;
    block-size: 1.15rem;
    margin-top: 0.2em;
    accent-color: var(--magnet-edge);
}

.answers-edit {
    display: grid;
    gap: var(--s-3);
}

.answer-edit {
    display: grid;
    grid-template-columns: auto minmax(0, 1fr);
    align-items: start;
    gap: var(--s-3);
}

.answer-edit__pick {
    position: relative;
    cursor: pointer;
    padding-top: 0.45rem;
}

.answer-edit__pick input {
    position: absolute;
    opacity: 0;
}

.answer-edit__pick input:checked + .quiz-option__label {
    border-color: var(--magnet);
    background: var(--magnet);
    color: var(--on-signal-solid);
}

.answer-edit__pick input:focus-visible + .quiz-option__label {
    outline: 3px solid var(--magnet);
    outline-offset: 2px;
}

.picker {
    display: grid;
    grid-template-columns: minmax(0, 1fr) minmax(16rem, 22rem);
    gap: var(--s-6) clamp(1.5rem, 1rem + 2vw, 3rem);
    align-items: start;
}

.picker__main {
    display: grid;
    gap: var(--s-5);
}

.picker__filters {
    grid-template-columns: repeat(3, minmax(0, 1fr)) auto;
}

.picker__filters .bank-filters__search {
    grid-column: 1 / -1;
}

.picker__random {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: var(--s-2) var(--s-3);
    color: var(--ink-soft);
}

.picker__random label {
    color: var(--ink);
    font-weight: 700;
}

.picker__random .field__input.picker__count {
    inline-size: 5rem;
    block-size: 2.75rem;
}

.picker__random .button--small {
    border-color: transparent;
}

.picker__listbar {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: space-between;
    gap: var(--s-3);
    padding-bottom: var(--s-3);
}

.picker__listbar .button--small {
    border-color: transparent;
}

.pick-list {
    padding: 0;
    list-style: none;
}

.pick {
    padding-block: var(--s-3);
    border-top: 2px dashed var(--ink-faint);
}

.pick:last-child {
    border-bottom: 2px dashed var(--ink-faint);
}

.pick__label {
    display: grid;
    grid-template-columns: auto minmax(0, 1fr);
    gap: var(--s-3);
    cursor: pointer;
}

.pick__label input {
    inline-size: 1.2rem;
    block-size: 1.2rem;
    margin-top: 0.25em;
}

.pick__text {
    display: grid;
    gap: var(--s-1);
    font-weight: 600;
}

.pick__code {
    color: var(--code);
    font-size: 0.85rem;
    font-weight: 400;
}

.pick__meta {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: var(--s-1) var(--s-4);
    margin: var(--s-2) 0 0 calc(1.2rem + var(--s-3));
    color: var(--ink-soft);
    font-size: 0.85rem;
}

.pick__meta span {
    display: inline-flex;
    align-items: center;
    gap: var(--s-1);
}

.pick.is-chosen .pick__text {
    color: var(--ink-soft);
}

.pick__added {
    color: var(--signal);
    font-weight: 700;
}

.picker__counter {
    margin-left: var(--s-1);
}

.pager__info {
    color: var(--ink-soft);
}

.picker__chosen {
    position: sticky;
    top: var(--s-5);
}

.chosen {
    max-block-size: calc(100vh - 3rem);
    overflow: auto;
}

.chosen__list {
    display: grid;
    margin-top: var(--s-4);
    padding: 0;
    list-style: none;
    counter-reset: chosen;
}

.chosen__item {
    counter-increment: chosen;
    display: grid;
    grid-template-columns: 1.8rem minmax(0, 1fr) auto;
    gap: var(--s-2);
    align-items: start;
    padding-block: var(--s-2);
    border-top: 1px solid var(--paper-rule);
    font-size: 0.88rem;
}

.chosen__item::before {
    content: counter(chosen) ".";
    font-family: var(--font-mono);
    font-weight: 700;
    color: var(--magnet-edge);
}

.chosen__tools {
    display: flex;
    gap: 2px;
}

.chosen__tools button {
    display: grid;
    place-items: center;
    inline-size: 1.9rem;
    block-size: 1.9rem;
    border: 1px solid var(--paper-rule);
    background: transparent;
    color: var(--paper-ink);
    cursor: pointer;
}

.chosen__tools button:hover {
    border-color: var(--paper-ink);
}

.chosen__tools button:disabled {
    opacity: 0.3;
    cursor: default;
}

.chosen__tools .icon {
    inline-size: 0.95rem;
    block-size: 0.95rem;
}

.chosen__clear {
    margin-top: var(--s-3);
    border: 0;
    background: none;
    color: var(--flag-ink);
    font-weight: 700;
    cursor: pointer;
}

.chosen__clear.is-armed {
    text-decoration: underline;
}

.paper-panel .chosen__done {
    inline-size: 100%;
}

.attempt-meta {
    margin-top: calc(-1 * var(--s-3));
    color: var(--ink-soft);
}

.focus-log__list {
    display: flex;
    flex-wrap: wrap;
    gap: var(--s-2);
    margin-top: var(--s-3);
    padding: 0;
    list-style: none;
    font-size: 0.88rem;
}

.focus-log__list li {
    padding: var(--s-1) var(--s-3);
    border: 1.5px solid var(--ink-faint);
    color: var(--ink-soft);
}

.focus-log__list li.is-out {
    border-color: var(--flag);
    color: var(--ink);
}

.join-note {
    margin-top: var(--s-6);
    padding: var(--s-4) var(--s-5);
    border: 2px solid var(--chalk-stroke);
    border-radius: 2px 6px 3px 5px;
}

.join-note__title {
    font-weight: 700;
}

.join-note p + p {
    margin-top: var(--s-2);
    color: var(--ink-soft);
}

@media (max-width: 64rem) {
    .exam-top,
    .picker {
        grid-template-columns: minmax(0, 1fr);
    }

    .picker__chosen {
        position: static;
    }

    .picker__filters {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }

    .qstat {
        grid-template-columns: minmax(0, 1fr) 8rem;
    }

    .qstat__answers {
        grid-column: 1 / -1;
    }
}

@media (max-width: 40rem) {
    .exam-row {
        grid-template-columns: minmax(0, 1fr) auto;
    }

    .exam-row__figures {
        grid-column: 1 / -1;
        grid-row: 2;
    }

    .figures {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }

    .choices,
    .choices--three,
    .picker__filters {
        grid-template-columns: minmax(0, 1fr);
    }

    .qstat {
        grid-template-columns: minmax(0, 1fr);
    }

    .share__link {
        flex-wrap: wrap;
    }
}

.form + .form__aside,
.form-sheet > .button + .form__aside {
    margin-top: var(--s-5);
}

.paper-panel--wide {
    grid-column: 1 / -1;
}

.paper-panel__lead strong {
    color: var(--paper-ink);
}

.form--inline {
    display: grid;
    grid-template-columns: minmax(0, 32rem) auto;
    gap: var(--s-4);
    align-items: start;
    margin-top: var(--s-5);
}

.form--inline .form__submit {
    margin-top: calc(var(--s-5) + 0.35rem);
}

@media (max-width: 40rem) {
    .form--inline {
        grid-template-columns: minmax(0, 1fr);
    }

    .form--inline .form__submit {
        margin-top: 0;
    }
}

.account-head__surface:has(.account-nav--admin) {
    grid-template-columns: minmax(0, 1fr);
    gap: var(--s-4);
}

.admin-figures {
    grid-template-columns: repeat(4, minmax(0, 1fr));
}

.admin-figures dd {
    font-size: clamp(1.5rem, 1.2rem + 1vw, 2.1rem);
}

.admin-split {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: var(--s-6) clamp(1.5rem, 1rem + 2vw, 3rem);
    align-items: start;
}

.admin-split--profile {
    grid-template-columns: minmax(0, 1.25fr) minmax(0, 1fr);
}

.admin-split--form {
    grid-template-columns: minmax(0, 1.6fr) minmax(18rem, 1fr);
}

.admin-card__head {
    display: flex;
    flex-wrap: wrap;
    align-items: baseline;
    justify-content: space-between;
    gap: var(--s-2) var(--s-4);
    padding-top: var(--s-3);
}

.paper-table .text-link,
.admin-table__link {
    color: var(--magnet-edge);
    font-weight: 700;
}

.admin-table__link {
    text-decoration: none;
}

.admin-table__link:hover {
    text-decoration: underline;
}

.admin-feed {
    margin-top: var(--s-3);
    padding: 0;
    list-style: none;
}

.admin-feed li {
    display: grid;
    grid-template-columns: minmax(0, 1fr) auto;
    gap: 0 var(--s-4);
    padding-block: var(--s-3);
    border-top: 1px solid var(--paper-rule);
}

.admin-feed a {
    color: var(--paper-ink);
    font-weight: 700;
    text-decoration: none;
}

.admin-feed a:hover {
    color: var(--magnet-edge);
}

.admin-feed__meta {
    grid-column: 1;
    color: var(--paper-soft);
    font-size: 0.85rem;
    overflow-wrap: anywhere;
}

.admin-feed__time {
    grid-column: 2;
    grid-row: 1 / span 2;
    align-self: center;
    color: var(--paper-soft);
    font-family: var(--font-mono);
    font-size: 0.8rem;
}

.admin-code {
    font-family: var(--font-mono);
    font-size: 0.85em;
    font-weight: 600;
    overflow-wrap: anywhere;
}

.paper-table .admin-code,
.admin-feed .admin-code {
    color: var(--paper-code);
}

.admin-chain {
    display: flex;
    align-items: flex-start;
    gap: var(--s-2);
    margin: var(--s-4) 0 var(--s-2);
    padding-top: var(--s-3);
    border-top: 2px solid var(--paper-ink);
    color: var(--magnet-edge);
    font-size: 0.88rem;
    font-weight: 600;
}

.admin-chain .icon {
    flex: none;
    margin-top: 0.15em;
}

.admin-chain.is-broken {
    color: var(--flag-ink);
}

.admin-chain--board {
    margin: 0;
    padding: 0;
    border: 0;
    color: var(--signal);
}

.admin-chain--board.is-broken {
    color: var(--flag);
}

.admin-shortcuts {
    grid-template-columns: repeat(2, minmax(0, 1fr));
}

.admin-filters {
    display: grid;
    grid-template-columns: minmax(12rem, 1.6fr) repeat(2, minmax(0, 1fr)) auto;
    align-items: end;
    gap: var(--s-4);
    padding: var(--s-5) clamp(1.25rem, 1rem + 1.5vw, 2.25rem);
    background: var(--paper);
    color: var(--paper-ink);
    box-shadow: var(--shadow-paper);
    color-scheme: light;
}

.admin-filters .field__input {
    min-inline-size: 0;
}

.admin-filters--one {
    grid-template-columns: minmax(12rem, 2fr) minmax(0, 1fr) auto;
}

.admin-filters--four {
    grid-template-columns: minmax(12rem, 1.4fr) repeat(4, minmax(0, 1fr)) auto;
}

.tpanel > * {
    min-inline-size: 0;
}

.admin-split--stack {
    grid-template-columns: minmax(0, 1fr);
}

.admin-split--stack > form {
    max-inline-size: 40rem;
}

.admin-shortcuts {
    column-gap: clamp(1.5rem, 1rem + 2vw, 3rem);
}

.form--inline .form__submit {
    justify-self: start;
    inline-size: auto;
}

.admin-count {
    color: var(--ink-soft);
}

.admin-count .num {
    color: var(--ink);
    font-weight: 700;
}

.admin-table {
    min-inline-size: 46rem;
}

.admin-table tbody th {
    font-weight: 600;
}

.admin-table tr.is-muted th,
.admin-table tr.is-muted td {
    color: var(--paper-soft);
}

.admin-table--log {
    min-inline-size: 60rem;
    font-size: 0.9rem;
}

.admin-table--log td:first-child {
    color: var(--paper-soft);
}

.pill {
    display: inline-flex;
    align-items: center;
    min-block-size: 1.5rem;
    padding: 0 var(--s-2);
    border: 1.5px solid var(--paper-rule);
    border-radius: 999px;
    color: var(--paper-soft);
    font-size: 0.76rem;
    font-weight: 700;
    letter-spacing: 0.02em;
    white-space: nowrap;
}

.pill--admin,
.pill--blocked,
.pill--review {
    border-color: var(--flag-ink);
    color: var(--flag-ink);
}

.pill--teacher,
.pill--premium {
    border-color: var(--paper-code);
    color: var(--paper-code);
}

.pill--course,
.pill--cke {
    border-color: var(--magnet-edge);
    color: var(--magnet-edge);
}

.bank-item .pill {
    border-color: var(--ink-faint);
    color: var(--ink-soft);
}

.bank-item .pill--premium {
    border-color: var(--code);
    color: var(--code);
}

.bank-item .pill--cke {
    border-color: var(--signal);
    color: var(--signal);
}

.bank-item .pill--review,
.bank-item .pill--blocked {
    border-color: var(--flag);
    color: var(--flag);
}

.admin-id {
    color: var(--ink-soft);
    font-weight: 600;
}

.admin-facts {
    display: grid;
    gap: var(--s-3);
    margin: var(--s-5) 0 0;
}

.admin-facts > div {
    display: grid;
    grid-template-columns: 11rem minmax(0, 1fr);
    gap: var(--s-3);
    padding-top: var(--s-3);
    border-top: 1px solid var(--paper-rule);
}

.admin-facts dt {
    color: var(--paper-soft);
    font-size: 0.88rem;
    font-weight: 600;
}

.admin-facts dd {
    margin: 0;
    overflow-wrap: anywhere;
}

.admin-facts__note {
    display: block;
    color: var(--paper-soft);
    font-size: 0.85rem;
}

.admin-actions {
    display: grid;
    gap: var(--s-4);
}

.admin-action {
    padding: var(--s-4) var(--s-5) var(--s-5);
    border: 2px solid var(--chalk-stroke);
    border-radius: 2px 6px 3px 5px;
}

.admin-action__title {
    font-size: 1.05rem;
    font-weight: 800;
}

.admin-action__text {
    margin-top: var(--s-2);
    color: var(--ink-soft);
    font-size: 0.92rem;
}

.admin-action__row {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: var(--s-3);
    margin-top: var(--s-3);
}

.admin-action__row .field__input {
    inline-size: auto;
    min-inline-size: 0;
}

.admin-action__days {
    max-inline-size: 7rem;
}

.admin-action__unit {
    color: var(--ink-soft);
    font-weight: 600;
}

.tool--small {
    min-block-size: 2.5rem;
    padding: 0 var(--s-3);
    font-size: 0.88rem;
}

.tool:disabled {
    opacity: 0.4;
    cursor: not-allowed;
}

.paper-table .tool {
    border-color: var(--paper-rule);
    color: var(--paper-ink);
}

.paper-table .tool--danger,
.paper-table .tool--danger .icon {
    color: var(--flag-ink);
}

.paper-table .tool.is-armed {
    border-color: var(--flag-ink);
    background: var(--flag-ink);
    color: var(--on-signal-solid);
}

.admin-heading {
    margin-bottom: var(--s-3);
    font-size: 1.35rem;
    font-weight: 800;
    letter-spacing: -0.01em;
}

.results__head .admin-heading {
    margin-bottom: 0;
}

.admin-log {
    padding: 0;
    list-style: none;
}

.admin-log li {
    display: grid;
    grid-template-columns: 9.5rem minmax(0, 16rem) 7rem minmax(0, 1fr);
    align-items: baseline;
    gap: var(--s-1) var(--s-4);
    padding-block: var(--s-3);
    border-top: 2px dashed var(--ink-faint);
    font-size: 0.9rem;
}

.admin-log time {
    color: var(--ink-soft);
}

.admin-log .admin-code {
    color: var(--code);
}

.admin-log__actor {
    color: var(--ink-soft);
}

.admin-log__data {
    color: var(--ink-soft);
    font-family: var(--font-mono);
    font-size: 0.8rem;
    overflow-wrap: anywhere;
}

.paper-table .admin-log__data {
    color: var(--paper-soft);
}

.admin-qhead {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: var(--s-2) var(--s-4);
    margin-bottom: var(--s-3);
    color: var(--ink-soft);
}

.admin-qhead .pill--cke {
    border-color: var(--signal);
    color: var(--signal);
}

.admin-qhead .pill--premium {
    border-color: var(--code);
    color: var(--code);
}

.admin-qhead .admin-code,
.admin-note .admin-code {
    color: var(--code);
}

.admin-note {
    margin-bottom: var(--s-5);
}

.admin-figure {
    margin: 0;
    padding: var(--s-3);
    border: 1px solid var(--paper-rule);
    background: var(--field-bg);
}

.admin-figure img {
    display: block;
    max-inline-size: 100%;
    block-size: auto;
}

.admin-figure figcaption {
    margin-top: var(--s-2);
    color: var(--paper-soft);
    font-family: var(--font-mono);
    font-size: 0.78rem;
}

.admin-form__actions {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: var(--s-4);
}

.paper-panel .admin-form__actions .button {
    margin-top: 0;
}

.paper-panel.form .check {
    color: var(--paper-ink);
}

.admin-tabs {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: var(--s-2);
    min-block-size: 0;
    padding: 0;
    border: 0;
}

.admin-tabs a:not(.text-link) {
    display: inline-flex;
    align-items: center;
    gap: var(--s-2);
    min-block-size: 2.75rem;
    padding: 0 var(--s-4);
    border: 1.5px solid var(--ink-faint);
    color: var(--ink-soft);
    font-weight: 600;
    text-decoration: none;
}

.admin-tabs a[aria-current="page"] {
    border-color: var(--signal);
    color: var(--ink);
}

.admin-tabs__view {
    margin-left: auto;
}

.admin-faq {
    display: grid;
    gap: var(--s-3);
    padding: 0;
    list-style: none;
    counter-reset: faq;
}

.admin-faq__item {
    display: grid;
    grid-template-columns: minmax(0, 1fr) auto;
    gap: var(--s-3) var(--s-5);
    align-items: start;
    padding: var(--s-4) var(--s-4) var(--s-4) var(--s-5);
    border: 2px solid var(--ink-faint);
    border-radius: 2px 6px 3px 5px;
    counter-increment: faq;
}

.admin-faq__item.is-current {
    border-color: var(--signal);
}

.admin-faq__item.is-muted .admin-faq__text {
    opacity: 0.6;
}

.admin-faq__q {
    font-weight: 700;
}

.admin-faq__q::before {
    content: counter(faq) ". ";
    color: var(--signal);
    font-family: var(--font-mono);
}

.admin-faq__q .pill {
    margin-left: var(--s-2);
    border-color: var(--ink-faint);
    color: var(--ink-soft);
}

.admin-faq__a {
    margin-top: var(--s-1);
    color: var(--ink-soft);
    font-size: 0.92rem;
}

.admin-faq__tools {
    display: flex;
    gap: var(--s-1);
}

.admin-faq__tools .tool {
    min-inline-size: 2.5rem;
    justify-content: center;
}

@media (max-width: 64rem) {
    .admin-split,
    .admin-split--profile,
    .admin-split--form {
        grid-template-columns: minmax(0, 1fr);
    }

    .admin-figures {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }

    .admin-filters,
    .admin-filters--one,
    .admin-filters--four {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }

    .admin-filters > .field:first-child {
        grid-column: 1 / -1;
    }

    .admin-log li {
        grid-template-columns: minmax(0, 1fr);
    }
}

@media (max-width: 40rem) {
    .admin-shortcuts {
        grid-template-columns: minmax(0, 1fr);
    }

    .admin-facts > div {
        grid-template-columns: minmax(0, 1fr);
        gap: var(--s-1);
    }

    .admin-faq__item {
        grid-template-columns: minmax(0, 1fr);
    }

    .admin-filters,
    .admin-filters--one,
    .admin-filters--four {
        grid-template-columns: minmax(0, 1fr);
    }

    .admin-tabs__view {
        margin-left: 0;
    }
}
.course-meter {
    display: flex;
    align-items: center;
    gap: var(--s-3);
    min-inline-size: min(22rem, 100%);
    color: var(--ink-soft);
    font-weight: 600;
}

.course-meter .meter {
    flex: 1;
    margin-top: 0;
}

.board-tray .course-meter {
    color: var(--tray-ink);
}

.board-tray .course-meter .meter {
    background: rgb(11 23 48 / 0.18);
}

.lesson-list .pill,
.lesson-head__title .pill {
    border-color: var(--ink-faint);
    color: var(--ink-soft);
    font-size: 0.72rem;
    vertical-align: middle;
}

.lesson-list .pill--course {
    border-color: var(--signal);
    color: var(--signal);
}

.lesson-list {
    margin-top: var(--s-4);
    padding: 0;
    list-style: none;
}

.lesson-list__item > a,
.lesson-list__row {
    display: flex;
    align-items: center;
    gap: var(--s-3);
    min-block-size: 2.9rem;
    padding: var(--s-2) var(--s-3);
    border-left: 3px solid transparent;
    color: var(--ink);
    text-decoration: none;
}

.lesson-list__item > a:hover {
    border-left-color: var(--signal);
    background: rgb(238 241 232 / 0.05);
}

.lesson-list__state {
    display: inline-flex;
    flex: none;
    color: var(--ink-soft);
}

.lesson-list__state .icon {
    inline-size: 1.1rem;
    block-size: 1.1rem;
}

.lesson-list__item.is-done .lesson-list__state {
    color: var(--signal);
}

.lesson-list__body {
    display: grid;
    flex: 1;
    gap: var(--s-1);
    min-inline-size: 0;
}

.lesson-list__title {
    flex: 1;
    min-inline-size: 0;
    font-weight: 600;
}

.lesson-list__summary {
    color: var(--ink-soft);
    font-size: 0.9rem;
}

.lesson-list__time {
    display: inline-flex;
    flex: none;
    flex-direction: column;
    align-items: flex-end;
    color: var(--ink-soft);
    font-size: 0.85rem;
}

.lesson-list__pct {
    color: var(--signal);
    font-weight: 700;
}

.lesson-list--big .lesson-list__item {
    border-top: 1px solid var(--ink-faint);
}

.lesson-list--big .lesson-list__item:last-child {
    border-bottom: 1px solid var(--ink-faint);
}

.lesson-list--big .lesson-list__item > a {
    padding-block: var(--s-4);
}


.lesson-head__surface {
    display: grid;
    gap: var(--s-3);
    padding: clamp(1.5rem, 1rem + 2vw, 3rem) clamp(1rem, 0.5rem + 3vw, 4.5rem) clamp(1.5rem, 1rem + 1.5vw, 2.5rem);
}

.lesson-head__title {
    max-inline-size: 26ch;
    font-size: clamp(2rem, 1.3rem + 2.6vw, 3.4rem);
    font-weight: 800;
    line-height: 1.05;
    letter-spacing: -0.03em;
}

.lesson-head__no {
    color: var(--signal);
    font-size: 0.6em;
    vertical-align: 0.35em;
}

.lesson-head__surface .board-hero__lead {
    margin-top: 0;
}

.lesson-head__surface .course-meter {
    max-inline-size: 28rem;
    margin-top: var(--s-2);
}

.module-page,
.lesson {
    display: grid;
    grid-template-columns: minmax(0, 1fr) minmax(16rem, 21rem);
    gap: var(--s-6) clamp(2rem, 1rem + 3vw, 4.5rem);
    align-items: start;
}

.module-page__main,
.lesson__main,
.module-page__side,
.lesson__side {
    display: grid;
    gap: var(--s-5);
    min-inline-size: 0;
}

.module-page__heading {
    margin-top: var(--s-3);
    font-size: 1.5rem;
    font-weight: 800;
}

.module-page__heading + .lesson-list {
    margin-top: 0;
}

.module-page__empty {
    color: var(--ink-soft);
}

.materials {
    display: grid;
    gap: var(--s-3);
    margin-top: var(--s-4);
    padding: 0;
    list-style: none;
}

.materials li {
    display: grid;
    gap: 0.15rem;
}

.materials a,
.materials__locked {
    display: inline-flex;
    align-items: flex-start;
    gap: var(--s-2);
    color: var(--magnet-edge);
    font-weight: 700;
    text-decoration: none;
}

.materials a:hover span {
    text-decoration: underline;
}

.materials__locked {
    color: var(--paper-soft);
}

.materials .icon {
    flex: none;
    margin-top: 0.1em;
}

.paper-panel .materials__meta {
    padding-left: calc(24px + var(--s-2));
    color: var(--paper-soft);
    font-size: 0.82rem;
}

.module-nav__title {
    color: var(--ink-soft);
    font-size: 0.82rem;
    font-weight: 700;
    letter-spacing: 0.06em;
    text-transform: uppercase;
}

.module-nav ol {
    margin-top: var(--s-2);
    padding: 0;
    list-style: none;
}

.module-nav a {
    display: flex;
    align-items: center;
    gap: var(--s-2);
    padding: var(--s-2) var(--s-3);
    border-left: 2px solid var(--ink-faint);
    color: var(--ink-soft);
    font-size: 0.95rem;
    text-decoration: none;
}

.module-nav a:hover {
    color: var(--ink);
}

.module-nav a[aria-current="page"] {
    border-left-color: var(--signal);
    color: var(--ink);
    font-weight: 700;
}

.module-nav a .num {
    color: var(--signal);
    font-size: 0.85em;
}

.module-nav a .icon {
    flex: none;
    inline-size: 1rem;
    block-size: 1rem;
    color: var(--signal);
}

.lesson-section {
    padding-top: var(--s-6);
}

.player {
    position: relative;
    aspect-ratio: 16 / 9;
    border: 10px solid var(--frame);
    border-bottom-width: 14px;
    background: var(--wall);
    box-shadow: var(--shadow-paper);
}

.player__frame {
    position: absolute;
    inset: 0;
    inline-size: 100%;
    block-size: 100%;
    border: 0;
}

.player--empty,
.player--locked {
    display: grid;
    place-items: center;
    padding: var(--s-5);
    text-align: center;
    color: var(--ink-soft);
}

.player--locked {
    aspect-ratio: auto;
    min-block-size: 18rem;
    background: var(--board-deep);
}

.player__lock {
    display: grid;
    justify-items: center;
    gap: var(--s-3);
    max-inline-size: 30rem;
}

.player__lock > .icon {
    inline-size: 2.2rem;
    block-size: 2.2rem;
    color: var(--signal);
}

.player__lock h2 {
    color: var(--ink);
    font-size: 1.5rem;
    font-weight: 800;
}

.player__actions {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: var(--s-3);
    margin-top: var(--s-2);
}

.watch__value {
    font-size: 2.6rem;
    font-weight: 700;
    line-height: 1;
}

.paper-panel p.watch__value {
    margin-top: var(--s-3);
    color: var(--paper-ink);
}

.paper-panel p.watch__status {
    font-size: 0.9rem;
}

.prose {
    max-inline-size: 70ch;
    color: var(--ink);
    line-height: 1.7;
}

.prose > * + * {
    margin-top: var(--s-4);
}

.prose h2 {
    margin-top: var(--s-6);
    font-size: 1.6rem;
    font-weight: 800;
    letter-spacing: -0.015em;
}

.prose h3 {
    margin-top: var(--s-5);
    font-size: 1.2rem;
    font-weight: 700;
}

.prose ul,
.prose ol {
    display: grid;
    gap: var(--s-2);
    padding-inline-start: 1.4rem;
}

.prose li::marker {
    color: var(--signal);
    font-weight: 700;
}

.prose a {
    color: var(--signal);
    font-weight: 600;
}

.prose code {
    padding: 0.05em 0.3em;
    border: 1px solid var(--ink-faint);
    color: var(--code);
    font-family: var(--font-mono);
    font-size: 0.9em;
}

.prose__code {
    padding: var(--s-4) var(--s-5);
    border: 2px dashed var(--ink-faint);
    color: var(--code);
    font-size: 0.92rem;
    line-height: 1.65;
    overflow-x: auto;
}

.prose__code code {
    padding: 0;
    border: 0;
    font-size: inherit;
}

.lesson__notes {
    padding-top: var(--s-4);
}

.lesson-pager {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: var(--s-4);
    padding-top: var(--s-5);
    border-top: 2px dashed var(--ink-faint);
}

.lesson-pager__link {
    display: grid;
    gap: var(--s-1);
    padding: var(--s-4);
    border: 2px solid var(--ink-faint);
    border-radius: 2px 6px 3px 5px;
    color: var(--ink);
    text-decoration: none;
}

.lesson-pager__link:hover {
    border-color: var(--signal);
}

.lesson-pager__link--next {
    grid-column: 2;
    text-align: right;
}

.lesson-pager__dir {
    display: inline-flex;
    align-items: center;
    gap: var(--s-1);
    color: var(--signal);
    font-size: 0.85rem;
    font-weight: 700;
}

.lesson-pager__link--next .lesson-pager__dir {
    justify-content: flex-end;
}

.lesson-pager__title {
    font-weight: 700;
}

.field__file {
    padding-block: var(--s-2);
}

@media (max-width: 64rem) {
    .module-page,
    .lesson {
        grid-template-columns: minmax(0, 1fr);
    }
}

@media (max-width: 40rem) {
    .player {
        margin-inline: calc(-1 * var(--s-3));
        border-width: 6px 6px 9px;
    }

    .lesson-pager {
        grid-template-columns: minmax(0, 1fr);
    }

    .lesson-pager__link--next {
        grid-column: auto;
    }

    .lesson-list__time {
        display: none;
    }
}

.exports .button--primary {
    color: var(--signal-ink);
    text-decoration: none;
}

.admin-faq__q--plain::before {
    content: none;
}

.section--deep {
    background: var(--board-deep);
}

.syl-hero__surface {
    display: grid;
    gap: var(--s-5);
    padding: clamp(1.5rem, 1rem + 2vw, 3rem) clamp(1rem, 0.5rem + 3vw, 4.5rem) clamp(2rem, 1.5rem + 2vw, 3.5rem);
}

.syl-hero__title {
    display: grid;
    gap: var(--s-3);
    max-inline-size: 22ch;
    font-size: clamp(2.6rem, 1.4rem + 4.2vw, 4.8rem);
    font-weight: 800;
    line-height: 0.98;
    letter-spacing: -0.04em;
    text-wrap: balance;
}

.syl-hero__title .chalk-mark {
    justify-self: start;
}

.syl-hero__sub {
    max-inline-size: 26ch;
    color: var(--ink);
    font-size: clamp(1.35rem, 1rem + 1.4vw, 2.2rem);
    font-weight: 700;
    line-height: 1.15;
    letter-spacing: -0.02em;
}

.syl-hero__lead {
    max-inline-size: 44rem;
    color: var(--ink-soft);
    font-size: clamp(1.08rem, 0.95rem + 0.5vw, 1.3rem);
}

.syl-facts {
    display: flex;
    flex-wrap: wrap;
    gap: var(--s-2) 0;
    padding: 0;
    list-style: none;
    color: var(--ink-soft);
    font-weight: 600;
}

.syl-facts li {
    display: block;
}

.syl-facts li + li::before {
    content: "";
    display: inline-block;
    vertical-align: middle;
    inline-size: 1.1rem;
    margin-inline: var(--s-3);
    border-top: 2px dashed var(--ink-faint);
}

.syl-facts .num {
    color: var(--ink);
    font-weight: 700;
}

.syl {
    padding-top: var(--s-7);
}

.syl__grid {
    display: grid;
    grid-template-columns: minmax(0, 1.6fr) minmax(17rem, 22rem);
    gap: var(--s-7) clamp(2rem, 1rem + 3vw, 4.5rem);
    align-items: start;
}

.syl-sheet {
    position: relative;
    padding: var(--s-7) clamp(1.25rem, 0.8rem + 2vw, 3rem) clamp(1.5rem, 1rem + 2vw, 2.75rem);
    background: var(--paper);
    color: var(--paper-ink);
    box-shadow: var(--shadow-paper);
    color-scheme: light;
}

.syl-sheet__head {
    display: flex;
    flex-wrap: wrap;
    align-items: baseline;
    justify-content: space-between;
    gap: var(--s-2) var(--s-5);
    padding-bottom: var(--s-4);
    border-bottom: 2px solid var(--paper-ink);
}

.syl-sheet__title {
    font-size: clamp(1.6rem, 1.3rem + 1vw, 2.2rem);
    font-weight: 800;
    letter-spacing: -0.025em;
}

.syl-sheet__hint {
    color: var(--paper-soft);
    font-size: 0.9rem;
}

.toc {
    padding: 0;
    list-style: none;
}

.toc__module {
    border-bottom: 1px solid var(--paper-rule);
}

.toc__module.is-draft .toc__name {
    color: var(--paper-soft);
}

.toc__row {
    display: grid;
    grid-template-columns: 2.25rem auto minmax(1.5rem, 1fr) auto 1rem;
    align-items: baseline;
    gap: var(--s-3);
    padding: var(--s-4) var(--s-2);
    cursor: pointer;
    list-style: none;
    transition: background-color 0.2s var(--ease-out);
}

.toc__row::-webkit-details-marker {
    display: none;
}

.toc__row:hover {
    background: var(--paper-hover);
}

.toc__row:focus-visible {
    outline: 3px solid var(--magnet);
    outline-offset: 2px;
}

.toc__no {
    color: var(--magnet-edge);
    font-size: 1.05rem;
    font-weight: 700;
}

.toc__name {
    font-size: clamp(1.15rem, 1rem + 0.6vw, 1.45rem);
    font-weight: 800;
    letter-spacing: -0.015em;
}

.toc__name .pill {
    margin-left: var(--s-2);
    vertical-align: middle;
}

.toc__leader {
    align-self: end;
    margin-bottom: 0.35em;
    border-bottom: 2px dotted var(--paper-rule);
}

.toc__meta {
    color: var(--paper-soft);
    font-size: 0.92rem;
    white-space: nowrap;
}

.toc__module.is-complete .toc__meta {
    color: var(--magnet-edge);
    font-weight: 700;
}

.toc__chevron {
    align-self: center;
    inline-size: 0.6rem;
    block-size: 0.6rem;
    border-right: 2px solid var(--paper-soft);
    border-bottom: 2px solid var(--paper-soft);
    transform: rotate(45deg) translateY(-3px);
    transition: transform 0.25s var(--ease-out);
}

details[open] > .toc__row .toc__chevron {
    transform: rotate(225deg) translate(-2px, -2px);
}

.toc__body {
    display: grid;
    gap: var(--s-3);
    padding: 0 var(--s-2) var(--s-5) calc(2.25rem + var(--s-3) + var(--s-2));
}

.toc__lead {
    max-inline-size: 60ch;
    color: var(--paper-soft);
}

.toc__meter {
    max-inline-size: 22rem;
    margin-top: 0;
    block-size: 0.6rem;
}

.toc__lessons {
    padding: 0;
    list-style: none;
}

.toc__lesson a {
    display: flex;
    align-items: center;
    gap: var(--s-3);
    min-block-size: 2.75rem;
    padding: var(--s-2) var(--s-3);
    margin-inline: calc(-1 * var(--s-3));
    color: var(--paper-ink);
    text-decoration: none;
}

.toc__lesson a:hover .toc__lesson-title {
    text-decoration: underline;
    text-decoration-color: var(--magnet);
    text-decoration-thickness: 2px;
    text-underline-offset: 0.2em;
}

.toc__lesson + .toc__lesson {
    border-top: 1px dashed var(--paper-rule);
}

.toc__state {
    display: inline-flex;
    flex: none;
    color: var(--magnet-edge);
}

.toc__state .icon {
    inline-size: 1.1rem;
    block-size: 1.1rem;
}

.toc__lesson.is-locked .toc__state,
.toc__lesson.is-locked .toc__lesson-title {
    color: var(--paper-soft);
}

.toc__lesson.is-done .toc__state {
    color: var(--magnet);
}

.toc__lesson.is-next a {
    background: var(--paper-hover);
}

.toc__lesson.is-next .toc__lesson-title {
    font-weight: 700;
}

.toc__lesson-title {
    flex: 1;
    min-inline-size: 0;
}

.toc__lesson .pill {
    flex: none;
}

.toc__time {
    flex: none;
    color: var(--paper-soft);
    font-size: 0.85rem;
}

.toc__empty {
    color: var(--paper-soft);
    font-style: italic;
}

.toc__extras {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: var(--s-2) var(--s-5);
    color: var(--paper-soft);
    font-size: 0.9rem;
}

.toc__extras > span {
    display: inline-flex;
    align-items: center;
    gap: var(--s-1);
}

.toc__extras .icon {
    inline-size: 1rem;
    block-size: 1rem;
}

.toc__extras .text-link {
    margin-left: auto;
    color: var(--magnet-edge);
}

.syl-side {
    position: sticky;
    top: var(--s-5);
}

.ticket {
    position: relative;
    padding: var(--s-6) var(--s-5) var(--s-5);
    background: var(--paper);
    color: var(--paper-ink);
    box-shadow: var(--shadow-paper);
    color-scheme: light;
    transform: rotate(-0.8deg);
}

.ticket::before {
    content: "";
    position: absolute;
    top: -0.85rem;
    left: 50%;
    inline-size: 1.7rem;
    block-size: 1.7rem;
    margin-left: -0.85rem;
    border-radius: 50%;
    background: var(--magnet);
    box-shadow: inset 0 -3px 0 var(--magnet-edge), 0 3px 6px -2px rgb(0 0 0 / 0.5);
}

.ticket__title {
    color: var(--paper-soft);
    font-size: 0.95rem;
    font-weight: 700;
}

.ticket__figure {
    display: flex;
    align-items: baseline;
    gap: var(--s-1);
    margin-top: var(--s-2);
    font-size: clamp(2.4rem, 2rem + 1.4vw, 3.1rem);
    font-weight: 700;
    line-height: 1;
}

.ticket__unit {
    color: var(--paper-soft);
    font-size: 0.55em;
}

.ticket .meter {
    margin-top: var(--s-4);
}

.ticket__note {
    margin-top: var(--s-2);
    color: var(--paper-soft);
    font-size: 0.92rem;
}

.ticket__list {
    display: grid;
    gap: var(--s-2);
    margin-top: var(--s-5);
    padding: var(--s-4) 0 0;
    border-top: 1px solid var(--paper-rule);
    list-style: none;
    font-size: 0.95rem;
}

.ticket__list li {
    display: flex;
    align-items: flex-start;
    gap: var(--s-2);
}

.ticket__list .icon {
    flex: none;
    inline-size: 1.1rem;
    block-size: 1.1rem;
    margin-top: 0.2em;
    color: var(--magnet-edge);
}

.ticket__cta {
    inline-size: 100%;
    justify-content: center;
    margin-top: var(--s-5);
}

.ticket__alt {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--s-2);
    min-block-size: 2.75rem;
    margin-top: var(--s-2);
    color: var(--magnet-edge);
    font-weight: 700;
    text-decoration: none;
}

.ticket__alt .icon {
    inline-size: 1.05rem;
    block-size: 1.05rem;
}

.ticket__alt:hover {
    text-decoration: underline;
}

.ticket__next {
    margin-top: var(--s-3);
    color: var(--paper-soft);
    font-size: 0.9rem;
}

.ticket__guarantee {
    display: flex;
    align-items: flex-start;
    gap: var(--s-2);
    margin-top: var(--s-4);
    padding-top: var(--s-4);
    border-top: 2px dashed var(--paper-rule);
    color: var(--paper-soft);
    font-size: 0.88rem;
}

.ticket__guarantee .icon {
    flex: none;
    inline-size: 1.1rem;
    block-size: 1.1rem;
    color: var(--magnet-edge);
}

.ticket__guarantee a {
    color: var(--magnet-edge);
    font-weight: 700;
}

.ticket__links {
    display: grid;
    gap: var(--s-1);
    margin-top: var(--s-4);
    padding: var(--s-3) 0 0;
    border-top: 1px solid var(--paper-rule);
    list-style: none;
}

.ticket__links a {
    display: inline-flex;
    align-items: center;
    gap: var(--s-2);
    min-block-size: 2.5rem;
    color: var(--magnet-edge);
    font-weight: 700;
    text-decoration: none;
}

.ticket__links .icon {
    inline-size: 1.05rem;
    block-size: 1.05rem;
}

.ticket__links a:hover {
    text-decoration: underline;
}

.ticket__foot {
    margin-top: var(--s-3);
    color: var(--paper-soft);
    font-size: 0.82rem;
}

.path__steps {
    position: relative;
    display: grid;
    grid-template-columns: repeat(5, minmax(0, 1fr));
    gap: var(--s-5);
    margin-top: var(--s-7);
    padding: 0;
    list-style: none;
}

.path__steps::before {
    content: "";
    position: absolute;
    top: 1.6rem;
    left: 1.6rem;
    right: 10%;
    border-top: 2px dashed var(--ink-faint);
}

.path__step {
    position: relative;
    display: grid;
    align-content: start;
    gap: var(--s-2);
}

.path__icon {
    display: inline-grid;
    place-items: center;
    inline-size: 3.2rem;
    block-size: 3.2rem;
    margin-bottom: var(--s-3);
    border: 2px solid var(--chalk-stroke);
    border-radius: 2px 6px 3px 5px;
    background: var(--board-deep);
    color: var(--signal);
}

.path__name {
    font-size: 1.15rem;
    font-weight: 800;
}

.path__step p {
    color: var(--ink-soft);
    font-size: 0.95rem;
}

.pledge {
    display: grid;
    grid-template-columns: minmax(0, 0.9fr) minmax(0, 1.1fr);
    gap: var(--s-6) clamp(2rem, 1rem + 5vw, 6rem);
    align-items: start;
}

.pledge__copy {
    display: grid;
    gap: var(--s-5);
    justify-items: start;
}

.pledge__copy p {
    max-inline-size: 46ch;
    color: var(--ink-soft);
}

.pledge__list {
    display: grid;
    gap: var(--s-5);
    padding: 0;
    list-style: none;
}

.pledge__list li {
    display: grid;
    grid-template-columns: 1.6rem minmax(0, 1fr);
    gap: var(--s-4);
    color: var(--ink-soft);
}

.pledge__list strong {
    display: block;
    margin-bottom: var(--s-1);
    color: var(--ink);
    font-size: 1.15rem;
}

.pledge__box {
    inline-size: 1.6rem;
    block-size: 1.6rem;
    margin-top: 0.1rem;
    border: 2px solid var(--chalk-stroke);
    border-radius: 2px 6px 3px 5px;
}

.buybar {
    display: none;
}

@media (max-width: 64rem) {
    .syl__grid,
    .pledge {
        grid-template-columns: minmax(0, 1fr);
    }

    .syl-side {
        position: static;
    }

    .page-course:not(.page-course--sale) .syl-side {
        order: -1;
    }

    .ticket {
        transform: none;
    }

    .path__steps {
        grid-template-columns: minmax(0, 1fr);
        gap: var(--s-5);
    }

    .path__steps::before {
        top: 1.6rem;
        bottom: 1.6rem;
        left: 1.6rem;
        right: auto;
        border-top: 0;
        border-left: 2px dashed var(--ink-faint);
    }

    .path__step {
        grid-template-columns: 3.2rem minmax(0, 1fr);
        column-gap: var(--s-4);
    }

    .path__icon {
        grid-row: span 2;
        margin-bottom: 0;
    }

    .page-course--sale .site-footer {
        padding-bottom: 6rem;
    }

    .buybar {
        position: fixed;
        z-index: 20;
        right: 0;
        bottom: 0;
        left: 0;
        display: flex;
        align-items: center;
        justify-content: space-between;
        gap: var(--s-4);
        padding: var(--s-3) var(--gutter);
        border-top: 3px solid var(--frame-hi);
        background: var(--paper);
        color: var(--paper-ink);
        box-shadow: 0 -8px 20px -12px rgb(0 0 0 / 0.6);
        color-scheme: light;
    }

    .buybar__price {
        display: grid;
        line-height: 1.2;
    }

    .buybar__price .num {
        font-size: 1.35rem;
        font-weight: 700;
    }

    .buybar__price span:last-child {
        color: var(--paper-soft);
        font-size: 0.8rem;
    }

    .buybar .button {
        min-block-size: 3rem;
        padding-inline: var(--s-6);
    }
}

@media (max-width: 40rem) {
    .toc__row {
        grid-template-columns: 1.75rem minmax(0, 1fr) 1rem;
        row-gap: var(--s-1);
    }

    .toc__leader {
        display: none;
    }

    .toc__meta {
        grid-column: 2;
        grid-row: 2;
        white-space: normal;
    }

    .toc__chevron {
        grid-column: 3;
        grid-row: 1;
    }

    .toc__body {
        padding-left: var(--s-2);
    }

    .toc__time {
        display: none;
    }

    .syl-facts {
        display: grid;
        grid-template-columns: repeat(2, minmax(0, 1fr));
        gap: var(--s-2) var(--s-4);
    }

    .syl-facts li + li::before {
        content: none;
    }
}

@media (prefers-reduced-motion: reduce) {
    .toc__row,
    .toc__chevron {
        transition: none;
    }
}

.video-mark {
    position: absolute;
    z-index: 2;
    top: clamp(0.5rem, 0.3rem + 1vw, 1.1rem);
    left: clamp(0.6rem, 0.4rem + 1vw, 1.25rem);
    display: inline-flex;
    align-items: baseline;
    gap: 0.4em;
    color: rgb(255 255 255 / 0.62);
    font-size: clamp(0.72rem, 0.6rem + 0.45vw, 1rem);
    font-weight: 800;
    letter-spacing: -0.02em;
    text-shadow: 0 1px 3px rgb(0 0 0 / 0.55);
    pointer-events: none;
    user-select: none;
    transition: opacity 0.3s var(--ease-out);
}

.video-mark__tag {
    font-family: var(--font-mono);
    font-size: 0.88em;
    font-weight: 700;
}

.video-mark__tag,
.video-mark__accent {
    color: rgb(125 220 155 / 0.8);
}

.player:hover .video-mark {
    opacity: 0.45;
}

@media (prefers-reduced-motion: reduce) {
    .video-mark {
        transition: none;
    }
}

.section--intro {
    margin-top: var(--s-6);
}

.intro {
    display: grid;
    gap: var(--s-6);
}

.intro__head {
    display: grid;
    grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
    gap: var(--s-4) clamp(2rem, 1rem + 3vw, 4.5rem);
    align-items: end;
}

.intro__head p {
    max-inline-size: 44ch;
    color: var(--ink-soft);
}

.intro__tabs {
    display: flex;
    flex-wrap: wrap;
    gap: var(--s-2);
}

.intro__tabs[hidden] {
    display: none;
}

.intro__tab {
    min-block-size: 3rem;
    padding: 0 var(--s-5);
    border: 2px solid var(--ink-faint);
    border-radius: 2px 6px 3px 5px;
    background: transparent;
    color: var(--ink-soft);
    font: inherit;
    font-size: 1.02rem;
    font-weight: 700;
    cursor: pointer;
    transition: color 0.2s var(--ease-out), border-color 0.2s var(--ease-out), background-color 0.2s var(--ease-out);
}

.intro__tab:hover {
    border-color: var(--ink-soft);
    color: var(--ink);
}

.intro__tab[aria-selected="true"] {
    border-color: var(--signal);
    background: var(--signal);
    color: var(--signal-ink);
}

.intro__tab:focus-visible {
    outline: 3px solid var(--signal);
    outline-offset: 3px;
}

.intro__board {
    display: grid;
    gap: var(--s-7);
    padding: clamp(1.5rem, 1rem + 2.5vw, 3.5rem);
    border: 2px solid var(--chalk-stroke);
    border-radius: 3px 10px 4px 8px;
    background: var(--board-deep);
}

.is-tabbed .intro__board {
    min-block-size: 22rem;
}

.intro__panel:focus-visible {
    outline: 3px solid var(--signal);
    outline-offset: 6px;
}

.intro__label {
    margin-bottom: var(--s-5);
    font-size: 1.5rem;
    font-weight: 800;
}

.is-tabbed .intro__label {
    position: absolute;
    inline-size: 1px;
    block-size: 1px;
    overflow: hidden;
    clip-path: inset(50%);
    white-space: nowrap;
}

.intro-who__cols {
    display: grid;
    grid-template-columns: minmax(0, 1.25fr) minmax(0, 1fr);
    gap: var(--s-6) clamp(2rem, 1rem + 4vw, 5rem);
}

.intro-who__title {
    margin-bottom: var(--s-4);
    font-size: 1.25rem;
    font-weight: 800;
}

.intro-list {
    display: grid;
    gap: var(--s-4);
    padding: 0;
    list-style: none;
}

.intro-list li {
    display: grid;
    grid-template-columns: 1.4rem minmax(0, 1fr);
    gap: var(--s-3);
    color: var(--ink);
    font-size: 1.06rem;
}

.intro-list .icon {
    inline-size: 1.3rem;
    block-size: 1.3rem;
    margin-top: 0.15em;
    color: var(--signal);
}

.intro-list--no li {
    color: var(--ink-soft);
}

.intro-list--no .icon {
    color: var(--flag);
}

.intro-who__teacher {
    display: flex;
    align-items: flex-start;
    gap: var(--s-3);
    margin-top: var(--s-6);
    padding-top: var(--s-4);
    border-top: 2px dashed var(--ink-faint);
    color: var(--ink-soft);
}

.intro-who__teacher .icon {
    flex: none;
    color: var(--signal);
}

.intro-who__teacher a {
    color: var(--signal);
    font-weight: 700;
}

.intro-what__grid {
    display: grid;
    grid-template-columns: minmax(0, 1fr) minmax(16rem, 22rem);
    gap: var(--s-6) clamp(2rem, 1rem + 4vw, 5rem);
    align-items: start;
}

.intro-what__more {
    grid-column: 1;
    grid-row: 2;
    justify-self: start;
}

.intro-what__grid .intro-sheet {
    grid-column: 2;
    grid-row: 1 / span 2;
}

.intro-modules {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 0 var(--s-6);
    padding: 0;
    list-style: none;
}

.intro-modules li {
    display: flex;
    align-items: baseline;
    gap: var(--s-3);
    padding-block: var(--s-3);
    border-bottom: 2px dashed var(--ink-faint);
    font-size: clamp(1.35rem, 1.1rem + 1vw, 2rem);
    font-weight: 800;
    letter-spacing: -0.02em;
}

.intro-modules__no {
    color: var(--code);
    font-size: 0.6em;
}

.intro-sheet {
    position: relative;
    padding: var(--s-6) var(--s-5) var(--s-5);
    background: var(--paper);
    color: var(--paper-ink);
    box-shadow: var(--shadow-paper);
    transform: rotate(1.2deg);
}

.intro-sheet__title {
    font-weight: 800;
}

.intro-sheet__title + .intro-sheet__list {
    margin-top: var(--s-2);
}

.intro-sheet__list + .intro-sheet__title {
    margin-top: var(--s-4);
    padding-top: var(--s-4);
    border-top: 1px solid var(--paper-rule);
}

.intro-sheet__list {
    display: grid;
    gap: var(--s-2);
    padding: 0;
    list-style: none;
    color: var(--paper-soft);
    font-size: 0.95rem;
}

.intro-sheet__list li {
    display: flex;
    align-items: flex-start;
    gap: var(--s-2);
}

.intro-sheet__list .icon {
    flex: none;
    inline-size: 1.05rem;
    block-size: 1.05rem;
    margin-top: 0.2em;
    color: var(--magnet-edge);
}

.intro-steps {
    position: relative;
    display: grid;
    grid-template-columns: repeat(5, minmax(0, 1fr));
    gap: var(--s-5);
    padding: 0;
    list-style: none;
}

.intro-steps::before {
    content: "";
    position: absolute;
    top: 1.25rem;
    left: 1.25rem;
    right: calc((100% - 4 * var(--s-5)) / 5 - 1.25rem);
    border-top: 2px dashed var(--chalk-stroke);
    transform-origin: left;
}

.intro-steps li {
    position: relative;
    display: grid;
    align-content: start;
    gap: var(--s-2);
}

.intro-steps__dot {
    display: inline-grid;
    place-items: center;
    inline-size: 2.5rem;
    block-size: 2.5rem;
    margin-bottom: var(--s-3);
    border: 2px solid var(--chalk-stroke);
    border-radius: 2px 6px 3px 5px;
    background: var(--board-deep);
    color: var(--code);
    font-weight: 700;
}

.intro-steps li:last-child .intro-steps__dot {
    border-color: var(--signal);
    background: var(--signal);
    color: var(--signal-ink);
}

.intro-steps__name {
    font-size: 1.12rem;
    font-weight: 800;
}

.intro-steps li p:last-child {
    color: var(--ink-soft);
    font-size: 0.95rem;
}

@media (prefers-reduced-motion: no-preference) {
    .js .is-tabbed .intro-list li,
    .js .is-tabbed .intro-who__title,
    .js .is-tabbed .intro-modules li {
        clip-path: inset(-0.3em -0.2em -0.4em -0.2em);
        transition: clip-path 0.65s var(--ease-out);
    }

    .js .is-tabbed .intro__panel:not(.is-in) .intro-list li,
    .js .is-tabbed .intro__panel:not(.is-in) .intro-who__title,
    .js .is-tabbed .intro__panel:not(.is-in) .intro-modules li {
        clip-path: inset(-0.3em 100% -0.4em -0.2em);
        transition: none;
    }

    .js .is-tabbed .intro-who__teacher,
    .js .is-tabbed .intro-steps li {
        transition: opacity 0.5s var(--ease-out), transform 0.6s var(--ease-out);
    }

    .js .is-tabbed .intro__panel:not(.is-in) .intro-who__teacher,
    .js .is-tabbed .intro__panel:not(.is-in) .intro-steps li {
        opacity: 0;
        transform: translateY(0.75rem);
        transition: none;
    }

    .js .is-tabbed .intro-list li:nth-child(2),
    .js .is-tabbed .intro-modules li:nth-child(2),
    .js .is-tabbed .intro-steps li:nth-child(2) {
        transition-delay: 0.12s;
    }

    .js .is-tabbed .intro-list li:nth-child(3),
    .js .is-tabbed .intro-modules li:nth-child(3),
    .js .is-tabbed .intro-steps li:nth-child(3) {
        transition-delay: 0.24s;
    }

    .js .is-tabbed .intro-list li:nth-child(4),
    .js .is-tabbed .intro-modules li:nth-child(4),
    .js .is-tabbed .intro-steps li:nth-child(4) {
        transition-delay: 0.36s;
    }

    .js .is-tabbed .intro-modules li:nth-child(5),
    .js .is-tabbed .intro-steps li:nth-child(5) {
        transition-delay: 0.48s;
    }

    .js .is-tabbed .intro-modules li:nth-child(6) {
        transition-delay: 0.6s;
    }

    .js .is-tabbed .intro-list--no li:nth-child(1) {
        transition-delay: 0.3s;
    }

    .js .is-tabbed .intro-list--no li:nth-child(2) {
        transition-delay: 0.42s;
    }

    .js .is-tabbed .intro-who__teacher {
        transition-delay: 0.6s;
    }

    .js .is-tabbed .intro__panel.is-in .intro-sheet {
        animation: sheet-drop 0.8s var(--ease-out) 0.25s backwards;
    }

    .js .is-tabbed .intro__panel.is-in .intro-sheet .magnet {
        animation: magnet-snap 0.4s var(--ease-out) 0.75s backwards;
    }

    .js .is-tabbed .intro-steps::before {
        transition: transform 1.4s var(--ease-out) 0.1s;
    }

    .js .is-tabbed .intro__panel:not(.is-in) .intro-steps::before {
        transform: scaleX(0);
        transition: none;
    }
}

@media (max-width: 64rem) {
    .intro__head,
    .intro-who__cols,
    .intro-what__grid {
        grid-template-columns: minmax(0, 1fr);
    }

    .intro-sheet {
        transform: none;
    }

    .intro-steps {
        grid-template-columns: minmax(0, 1fr);
        gap: var(--s-4);
    }

    .intro-steps::before {
        display: none;
    }

    .intro-steps li:not(:last-child)::after {
        content: "";
        position: absolute;
        top: 2.5rem;
        bottom: calc(-1 * var(--s-4));
        left: 1.25rem;
        border-left: 2px dashed var(--chalk-stroke);
        transform-origin: top;
    }

    .intro-what__more,
    .intro-what__grid .intro-sheet {
        grid-column: auto;
        grid-row: auto;
    }

    .intro-steps li {
        grid-template-columns: 2.5rem minmax(0, 1fr);
        column-gap: var(--s-4);
    }

    .intro-steps__dot {
        grid-row: span 2;
        margin-bottom: 0;
    }

    .is-tabbed .intro__board {
        min-block-size: 0;
    }
}

@media (max-width: 64rem) and (prefers-reduced-motion: no-preference) {
    .js .is-tabbed .intro-steps li::after {
        transition: transform 0.5s var(--ease-out) 0.3s;
    }

    .js .is-tabbed .intro__panel:not(.is-in) .intro-steps li::after {
        transform: scaleY(0);
        transition: none;
    }
}

@media (max-width: 40rem) {
    .intro__tabs {
        display: grid;
        grid-template-columns: repeat(3, minmax(0, 1fr));
    }

    .intro__tab {
        padding: 0 var(--s-2);
        font-size: 0.92rem;
    }

    .intro-modules {
        grid-template-columns: minmax(0, 1fr);
    }
}

.paper-panel .ticket__soon,
.ticket__soon {
    margin-top: var(--s-5);
    padding: var(--s-3) var(--s-4);
    border: 2px dashed var(--paper-rule);
    color: var(--paper-ink);
    font-size: 0.92rem;
    font-weight: 600;
}

.ticket__soon + .ticket__cta {
    margin-top: var(--s-3);
}

.legal {
    display: grid;
    grid-template-columns: minmax(13rem, 17rem) minmax(0, 1fr);
    gap: var(--s-6) clamp(2rem, 1rem + 4vw, 5rem);
    align-items: start;
}

.legal__toc {
    position: sticky;
    top: var(--s-5);
}

.legal__toc ol {
    margin-top: var(--s-2);
    padding: 0;
    list-style: none;
}

.legal__toc a {
    display: block;
    padding: var(--s-2) var(--s-3);
    border-left: 2px solid var(--ink-faint);
    color: var(--ink-soft);
    font-size: 0.92rem;
    text-decoration: none;
}

.legal__toc a:hover {
    border-left-color: var(--signal);
    color: var(--ink);
}

.legal__body {
    max-inline-size: 72ch;
}

.legal__body h2 {
    scroll-margin-top: var(--s-5);
}

.legal__body h2:first-child {
    margin-top: 0;
}

.legal__date {
    color: var(--ink-soft);
    font-size: 0.95rem;
}

@media (max-width: 64rem) {
    .legal {
        grid-template-columns: minmax(0, 1fr);
    }

    .legal__toc {
        position: static;
    }
}

.bank__sheets {
    align-self: center;
}

.sheets {
    display: grid;
    gap: var(--s-7);
}

.sheets__title {
    display: flex;
    align-items: baseline;
    gap: var(--s-3);
    margin-bottom: var(--s-4);
    font-size: clamp(1.4rem, 1.1rem + 1vw, 1.9rem);
    font-weight: 800;
}

.sheets__count {
    color: var(--ink-soft);
    font-size: 0.6em;
    font-weight: 600;
}

.sheets__list {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(13rem, 1fr));
    gap: var(--s-3);
    padding: 0;
    list-style: none;
}

.sheet-card {
    display: grid;
    gap: var(--s-1);
    padding: var(--s-4) var(--s-5);
    border: 2px solid var(--ink-faint);
    border-radius: 2px 6px 3px 5px;
    color: var(--ink);
    text-decoration: none;
    transition: border-color 0.2s var(--ease-out), transform 0.2s var(--ease-out);
}

.sheet-card:hover {
    border-color: var(--signal);
    transform: translateY(-2px);
}

.sheet-card__code {
    color: var(--code);
    font-size: 0.85rem;
    font-weight: 700;
}

.sheet-card__period {
    font-size: 1.15rem;
    font-weight: 800;
}

.sheet-card__total {
    color: var(--ink-soft);
    font-size: 0.88rem;
}

.sheets__note {
    max-inline-size: 70ch;
    color: var(--ink-soft);
}

@media (prefers-reduced-motion: reduce) {
    .sheet-card {
        transition: none;
    }
}

.blog {
    display: grid;
    gap: var(--s-7);
}

.blog-meta {
    color: var(--ink-soft);
    font-size: 0.85rem;
    font-weight: 600;
}

.blog-featured__link {
    display: grid;
    grid-template-columns: minmax(0, 1.25fr) minmax(0, 1fr);
    gap: var(--s-6) clamp(2rem, 1rem + 3vw, 4rem);
    align-items: center;
    color: var(--ink);
    text-decoration: none;
}

.blog-featured__img,
.blog-row__img,
.post__cover img {
    display: block;
    inline-size: 100%;
    block-size: auto;
    aspect-ratio: 1200 / 630;
    object-fit: cover;
    border: var(--frame-w) solid var(--frame);
    background: var(--board-deep);
}

.blog-featured__body {
    display: grid;
    gap: var(--s-3);
}

.blog-featured__title {
    font-size: clamp(1.7rem, 1.3rem + 1.6vw, 2.6rem);
    font-weight: 800;
    line-height: 1.08;
    letter-spacing: -0.025em;
}

.blog-featured__lead {
    color: var(--ink-soft);
    font-size: 1.05rem;
}

.blog-featured__link:hover .blog-featured__title,
.blog-row__link:hover .blog-row__title {
    text-decoration: underline;
    text-decoration-color: var(--signal);
    text-decoration-thickness: 3px;
    text-underline-offset: 0.18em;
}

.blog-list {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: var(--s-6) clamp(2rem, 1rem + 3vw, 4rem);
    padding: 0;
    list-style: none;
}

.blog-row {
    padding-top: var(--s-5);
    border-top: 2px dashed var(--ink-faint);
}

.blog-row__link {
    display: grid;
    grid-template-columns: minmax(9rem, 14rem) minmax(0, 1fr);
    gap: var(--s-4) var(--s-5);
    align-items: start;
    color: var(--ink);
    text-decoration: none;
}

.blog-row__img {
    border-width: 5px;
}

.blog-row__body {
    display: grid;
    gap: var(--s-2);
}

.blog-row__title {
    font-size: 1.2rem;
    font-weight: 800;
    line-height: 1.2;
}

.blog-row__lead {
    color: var(--ink-soft);
    font-size: 0.95rem;
}

.post-head__title {
    max-inline-size: 30ch;
}

.post-head__meta {
    display: flex;
    flex-wrap: wrap;
    gap: var(--s-2) var(--s-5);
    color: var(--ink-soft);
    font-size: 0.92rem;
    font-weight: 600;
}

.post-head__meta span + span::before {
    content: "·";
    margin-right: var(--s-5);
    color: var(--ink-faint);
}

.post-head .board-hero__lead {
    max-inline-size: 46rem;
}

.post {
    display: grid;
    grid-template-columns: minmax(0, 1fr) minmax(15rem, 19rem);
    gap: var(--s-7) clamp(2rem, 1rem + 4vw, 5rem);
    align-items: start;
}

.post__main {
    display: grid;
    gap: var(--s-6);
    min-inline-size: 0;
}

.post__cover {
    margin: 0;
}

.post__body {
    max-inline-size: 70ch;
}

.post__body h2 {
    scroll-margin-top: var(--s-5);
}

.post__side {
    position: sticky;
    top: var(--s-5);
    display: grid;
    gap: var(--s-6);
}

.post-cta .button {
    margin-top: var(--s-4);
}

.post-author {
    max-inline-size: 70ch;
    padding: var(--s-5);
    border: 2px solid var(--chalk-stroke);
    border-radius: 2px 6px 3px 5px;
}

.post-author__name {
    font-weight: 800;
}

.post-author__job {
    color: var(--signal);
    font-size: 0.92rem;
    font-weight: 600;
}

.post-author__bio {
    margin-top: var(--s-2);
    color: var(--ink-soft);
}

.post__related {
    grid-column: 1 / -1;
}

.post__related .blog-list {
    margin-top: var(--s-5);
}

.prose__figure {
    margin: var(--s-5) 0;
}

.prose__figure img {
    display: block;
    max-inline-size: 100%;
    block-size: auto;
    border: 5px solid var(--frame);
}

.admin-checks {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(16rem, 1fr));
    gap: var(--s-2) var(--s-5);
    margin-top: var(--s-2);
}

.media-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(9rem, 1fr));
    gap: var(--s-4);
    padding: 0;
    list-style: none;
}

.media-grid__item {
    display: grid;
    gap: var(--s-2);
}

.media-grid__item img {
    inline-size: 100%;
    aspect-ratio: 4 / 3;
    object-fit: cover;
    border: 3px solid var(--frame);
    background: var(--board-deep);
}

.admin-media {
    margin-top: var(--s-7);
}

@media (max-width: 64rem) {
    .blog-featured__link,
    .post,
    .blog-list {
        grid-template-columns: minmax(0, 1fr);
    }

    .post__side {
        position: static;
    }
}

@media (max-width: 40rem) {
    .blog-row__link {
        grid-template-columns: minmax(0, 1fr);
    }

    .post-head__meta span + span::before {
        content: none;
    }
}

.prose,
.post__main > *,
.lesson__main > * {
    min-inline-size: 0;
}

.prose__code {
    max-inline-size: 100%;
}

.q-code {
    border: 1px solid var(--paper-rule);
    background: var(--paper-hover);
    color: var(--paper-ink);
}

.q-text + .q-code {
    margin-top: var(--s-4);
}

.question-head__title {
    font-size: clamp(1.4rem, 1.1rem + 1.2vw, 2rem);
}

.question-sheet__title {
    font-size: clamp(1.15rem, 1.05rem + 0.4vw, 1.35rem);
    font-weight: 700;
    letter-spacing: -0.01em;
}

.question-head--compact .question-head__surface {
    padding-block: clamp(1.25rem, 1rem + 1vw, 2rem);
}

.question-sheet__head {
    margin-bottom: var(--s-2);
}

.question-sheet__sources {
    display: flex;
    flex-wrap: wrap;
    gap: var(--s-2) var(--s-5);
    color: var(--paper-soft);
    font-size: 0.9rem;
}

.question-sheet__sources a {
    color: var(--magnet-edge);
    font-weight: 700;
}

.question-sheet__head .test-q__count {
    display: block;
}

.q-answer--code {
    color: var(--paper-ink);
    font-size: 0.92rem;
}

code,
pre,
kbd,
samp {
    font-variant-ligatures: none;
    font-feature-settings: "liga" 0, "calt" 0;
}

.site-footer__legal {
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
    gap: var(--s-2) var(--s-6);
}

.site-footer__credit {
    white-space: nowrap;
}

.site-footer__credit a {
    color: var(--ink);
    font-weight: 700;
    text-decoration: underline;
    text-decoration-color: var(--ink-faint);
    text-underline-offset: 0.2em;
}

.site-footer__credit a:hover {
    text-decoration-color: var(--signal);
}