:root {
    --bg: #08090b;
    --panel: #0e1013;
    --panel-2: #131519;
    --ink: #f2efe9;
    --soft: #c8c4bc;
    --muted: #9b9891;
    --quiet: #706e69;
    --line: rgba(255, 255, 255, .13);
    --line-soft: rgba(255, 255, 255, .075);
    --accent: #e6403a;
    --accent-soft: #e7a49b;
    --warm: #d8b88a;
    --code-bg: #0b0d10;
    --display: "SF Pro Display", "Helvetica Neue", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
    --mono: "SFMono-Regular", ui-monospace, Menlo, Consolas, "Liberation Mono", monospace;
}

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

html {
    scroll-behavior: smooth;
    overflow-x: clip;
}

body {
    margin: 0;
    min-width: 300px;
    overflow-x: clip;
    background:
        radial-gradient(900px 520px at 78% -8%, rgba(230, 64, 58, .075), transparent 64%),
        radial-gradient(700px 420px at 0% 22%, rgba(216, 184, 138, .035), transparent 68%),
        var(--bg);
    color: var(--ink);
    font-family: var(--display);
    font-size: 16px;
    line-height: 1.75;
    -webkit-font-smoothing: antialiased;
    text-rendering: optimizeLegibility;
}

::selection {
    background: rgba(230, 64, 58, .32);
    color: #fff;
}

a {
    color: var(--accent-soft);
    text-decoration: none;
    text-underline-offset: 4px;
    transition: color .2s ease, border-color .2s ease, background-color .2s ease;
}

a:hover { color: var(--ink); }

img { display: block; max-width: 100%; }

button { font: inherit; }

.skip-link {
    position: fixed;
    top: 12px;
    left: 12px;
    z-index: 100;
    padding: 9px 14px;
    background: var(--ink);
    color: var(--bg);
    border-radius: 4px;
    transform: translateY(-160%);
    transition: transform .2s ease;
}

.skip-link:focus { transform: none; }

.site-header {
    position: sticky;
    top: 0;
    z-index: 50;
    background: rgba(8, 9, 11, .64);
    border-bottom: 1px solid transparent;
    backdrop-filter: blur(18px) saturate(140%);
    -webkit-backdrop-filter: blur(18px) saturate(140%);
    transition: background-color .25s ease, border-color .25s ease;
}

.site-header.is-scrolled {
    background: rgba(8, 9, 11, .92);
    border-bottom-color: var(--line-soft);
}

.header-inner {
    width: 100%;
    max-width: 1360px;
    height: 72px;
    margin: 0 auto;
    padding: 0 36px;
    display: flex;
    align-items: center;
    gap: 44px;
}

.brand {
    display: inline-flex;
    align-items: center;
    gap: 11px;
    flex: none;
    color: var(--ink);
}

.brand:hover { color: var(--ink); }

.brand img {
    width: 30px;
    height: 30px;
    border-radius: 8px;
    box-shadow: 0 0 0 1px rgba(255, 255, 255, .1);
}

.brand-copy { display: flex; align-items: baseline; gap: 7px; }
.brand-copy strong { font-size: 15px; line-height: 1; letter-spacing: -.02em; }
.brand-copy small { color: var(--quiet); font-size: 10px; line-height: 1; letter-spacing: .16em; text-transform: uppercase; }

.header-links {
    display: flex;
    align-items: center;
    gap: 30px;
    font-size: 13px;
}

.header-links a {
    position: relative;
    color: #a4a19a;
}

.header-links a::after {
    content: "";
    position: absolute;
    right: 0;
    bottom: -7px;
    left: 0;
    height: 1px;
    background: var(--accent);
    transform: scaleX(0);
    transform-origin: left;
    transition: transform .25s ease;
}

.header-links a:hover { color: var(--ink); }
.header-links a:hover::after { transform: scaleX(1); }

.header-actions {
    display: flex;
    align-items: center;
    gap: 24px;
    margin-left: auto;
}

.github-link {
    color: #a4a19a;
    font-size: 13px;
}

.github-link span { color: var(--quiet); margin-left: 3px; }

.header-cta {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    height: 38px;
    padding: 0 17px;
    border: 1px solid rgba(242, 239, 233, .76);
    border-radius: 3px;
    color: var(--ink);
    font-size: 12.5px;
    font-weight: 600;
    letter-spacing: .02em;
}

.header-cta:hover {
    background: var(--accent);
    border-color: var(--accent);
    color: #fff;
}

.menu-toggle {
    display: none;
    height: 38px;
    padding: 0 14px;
    border: 1px solid var(--line);
    border-radius: 3px;
    background: transparent;
    color: var(--ink);
    font-size: 12.5px;
    cursor: pointer;
}

.hero {
    position: relative;
    display: flex;
    flex-direction: column;
    justify-content: center;
    min-height: calc(100svh - 72px);
    padding: 68px 0 58px;
    overflow: hidden;
}

.hero::before {
    content: "";
    position: absolute;
    inset: 0;
    background-image:
        linear-gradient(rgba(255, 255, 255, .035) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255, 255, 255, .035) 1px, transparent 1px);
    background-size: 76px 76px;
    mask-image: linear-gradient(to bottom, rgba(0, 0, 0, .75), transparent 88%);
    -webkit-mask-image: linear-gradient(to bottom, rgba(0, 0, 0, .75), transparent 88%);
    pointer-events: none;
}

.hero::after {
    content: "";
    position: absolute;
    top: -16%;
    right: 4%;
    width: 54vw;
    height: 54vw;
    max-width: 860px;
    max-height: 860px;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(230, 64, 58, .12), transparent 64%);
    filter: blur(20px);
    pointer-events: none;
}

.hero-inner {
    position: relative;
    z-index: 1;
    width: 100%;
    max-width: 1360px;
    margin: 0 auto;
    padding: 0 36px;
    display: grid;
    grid-template-columns: minmax(0, 1.12fr) minmax(380px, .88fr);
    gap: clamp(36px, 5vw, 76px);
    align-items: center;
}

.hero-copy { min-width: 0; }

.eyebrow {
    display: flex;
    align-items: center;
    gap: 11px;
    margin: 0 0 28px;
    color: #8c8983;
    font-family: var(--mono);
    font-size: 10px;
    line-height: 1.5;
    letter-spacing: .16em;
    text-transform: uppercase;
}

.eyebrow > span {
    width: 6px;
    height: 6px;
    flex: none;
    background: var(--accent);
    border-radius: 50%;
    box-shadow: 0 0 0 5px rgba(230, 64, 58, .09);
}

.hero h1 {
    max-width: 820px;
    margin: 0;
    color: var(--ink);
    font-size: clamp(52px, 5.85vw, 84px);
    font-weight: 600;
    line-height: .99;
    letter-spacing: -.055em;
}

.hero h1 span { color: #cec9c0; }

.hero-lead {
    max-width: 585px;
    margin: 31px 0 0;
    color: #aaa7a0;
    font-size: 16.5px;
    line-height: 1.92;
    letter-spacing: .005em;
}

.hero-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 11px;
    margin-top: 35px;
}

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 12px;
    min-height: 48px;
    padding: 0 22px;
    border: 1px solid transparent;
    border-radius: 3px;
    font-size: 14px;
    font-weight: 600;
    letter-spacing: .015em;
}

.btn-primary {
    background: var(--ink);
    border-color: var(--ink);
    color: #0a0b0d;
}

.btn-primary span { font-size: 16px; font-weight: 400; transition: transform .2s ease; }
.btn-primary:hover { background: var(--accent); border-color: var(--accent); color: #fff; }
.btn-primary:hover span { transform: translateX(3px); }

.btn-ghost {
    background: transparent;
    border-color: var(--line);
    color: #d8d4cc;
}

.btn-ghost:hover { background: rgba(255, 255, 255, .045); border-color: rgba(255, 255, 255, .28); color: #fff; }

.hero-facts {
    display: flex;
    flex-wrap: wrap;
    gap: 8px 28px;
    margin-top: 44px;
    padding-top: 18px;
    border-top: 1px solid var(--line-soft);
    color: #77746e;
    font-family: var(--mono);
    font-size: 10px;
    letter-spacing: .11em;
    text-transform: uppercase;
}

.hero-facts span { display: inline-flex; align-items: center; gap: 9px; }
.hero-facts span::before { content: ""; width: 3px; height: 3px; background: var(--accent); border-radius: 50%; }

.hero-stage {
    position: relative;
    min-width: 0;
    padding: 22px 0 38px 22px;
}

.hero-halo {
    position: absolute;
    inset: 2% -8% 0 4%;
    background: radial-gradient(circle at 55% 48%, rgba(230, 64, 58, .22), transparent 62%);
    filter: blur(38px);
    pointer-events: none;
}

.screen-main {
    position: relative;
    z-index: 1;
    margin: 0;
    overflow: hidden;
    background: #111316;
    border: 1px solid rgba(255, 255, 255, .16);
    border-radius: 9px;
    box-shadow: 0 38px 100px rgba(0, 0, 0, .58), 0 4px 18px rgba(0, 0, 0, .34);
    transform: perspective(1600px) rotateY(-2deg) rotateX(1deg);
    transform-origin: 55% 50%;
}

.browser-chrome {
    display: flex;
    align-items: center;
    gap: 6px;
    height: 31px;
    padding: 0 12px;
    background: #15181b;
    border-bottom: 1px solid rgba(255, 255, 255, .07);
}

.browser-chrome i {
    width: 7px;
    height: 7px;
    border-radius: 50%;
    background: #3d4045;
}

.browser-chrome span {
    margin-left: 8px;
    color: #6e7176;
    font-family: var(--mono);
    font-size: 8.5px;
    letter-spacing: .03em;
}

.screen-main img { width: 100%; height: auto; }

.screen-phone {
    position: absolute;
    z-index: 2;
    left: -16px;
    bottom: -8px;
    width: clamp(124px, 25%, 176px);
    margin: 0;
    overflow: hidden;
    background: #000;
    border: 5px solid #1b1e22;
    border-radius: 27px;
    box-shadow: 0 24px 56px rgba(0, 0, 0, .62), 0 0 0 1px rgba(255, 255, 255, .1);
    transform: rotate(-3deg);
}

.screen-phone img { width: 100%; height: auto; }

.scroll-cue {
    position: absolute;
    bottom: 25px;
    left: 50%;
    z-index: 2;
    display: flex;
    align-items: center;
    gap: 13px;
    color: #696761;
    font-family: var(--mono);
    font-size: 9px;
    letter-spacing: .14em;
    text-transform: uppercase;
    transform: translateX(-50%);
}

.scroll-cue i {
    position: relative;
    display: block;
    width: 44px;
    height: 1px;
    overflow: hidden;
    background: var(--line);
}

.scroll-cue i::after {
    content: "";
    position: absolute;
    inset: 0;
    background: var(--accent-soft);
    transform: translateX(-100%);
    animation: cue 2.6s ease-in-out infinite;
}

@keyframes cue {
    0%, 18% { transform: translateX(-100%); }
    48%, 72% { transform: translateX(0); }
    100% { transform: translateX(110%); }
}

.docs-shell {
    width: 100%;
    max-width: 1320px;
    margin: 0 auto;
    padding: 0 36px;
    display: grid;
    grid-template-columns: 196px minmax(0, 860px);
    gap: clamp(48px, 7.2vw, 104px);
    justify-content: center;
    align-items: start;
}

.sidebar {
    position: sticky;
    top: 72px;
    align-self: start;
    max-height: calc(100svh - 72px);
    padding: 99px 0 44px;
    overflow-y: auto;
    scrollbar-width: none;
}

.sidebar::-webkit-scrollbar { display: none; }

.sidebar-head {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin: 0 0 17px;
    padding-left: 18px;
    color: #686660;
    font-family: var(--mono);
    font-size: 9px;
    letter-spacing: .16em;
    text-transform: uppercase;
}

.toc-close {
    display: none;
    width: 42px;
    height: 42px;
    border: 1px solid var(--line);
    border-radius: 3px;
    background: transparent;
    color: var(--soft);
    font-size: 20px;
    line-height: 1;
    cursor: pointer;
}

.sidebar nav {
    display: flex;
    flex-direction: column;
    border-left: 1px solid var(--line-soft);
}

.sidebar nav a {
    display: grid;
    grid-template-columns: 27px 1fr;
    gap: 3px;
    margin-left: -1px;
    padding: 7px 8px 7px 17px;
    border-left: 1px solid transparent;
    color: #8d8a84;
    font-size: 13px;
    line-height: 1.6;
    letter-spacing: .005em;
}

.sidebar nav a span {
    padding-top: 2px;
    color: #56544f;
    font-family: var(--mono);
    font-size: 9px;
    letter-spacing: .06em;
    transition: color .2s ease;
}

.sidebar nav a:hover { color: var(--ink); }
.sidebar nav a:hover span { color: #918d85; }

.sidebar nav a.active {
    border-left-color: var(--accent);
    color: var(--ink);
}

.sidebar nav a.active span { color: var(--accent-soft); }

.sidebar-repo {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-top: 30px;
    padding: 15px 0 0 17px;
    border-top: 1px solid var(--line-soft);
    color: #77746e;
    font-size: 11.5px;
}

.sidebar-repo b { color: #5d5b57; font-weight: 400; }
.sidebar-repo:hover { color: var(--ink); }

.doc-column {
    width: 100%;
    min-width: 0;
    max-width: 860px;
    padding: 99px 0 0;
}

.doc-column > section {
    margin: 0 0 102px;
    padding-top: 37px;
    border-top: 1px solid var(--line-soft);
    scroll-margin-top: 94px;
}

.doc-column > section:first-of-type {
    margin-bottom: 106px;
    padding-top: 0;
    border-top: 0;
}

section[data-label]::before {
    content: attr(data-label);
    display: block;
    margin-bottom: 15px;
    color: #696660;
    font-family: var(--mono);
    font-size: 9.5px;
    line-height: 1.5;
    letter-spacing: .14em;
    text-transform: uppercase;
}

.doc-column h2 {
    margin: 0 0 28px;
    color: #f4f1eb;
    font-size: clamp(34px, 4vw, 48px);
    font-weight: 600;
    line-height: 1.12;
    letter-spacing: -.045em;
}

.doc-column h3 {
    margin: 54px 0 15px;
    color: #e9e5df;
    font-size: 19px;
    font-weight: 600;
    line-height: 1.55;
    letter-spacing: -.012em;
}

.doc-column h2 + h3 { margin-top: 29px; }

.doc-column h4 {
    margin: 35px 0 10px;
    color: #e1ddd6;
    font-size: 15px;
    font-weight: 600;
    line-height: 1.6;
}

.doc-column p {
    max-width: 72ch;
    margin: 0 0 18px;
    color: #b6b2ab;
    line-height: 1.9;
}

.doc-column strong { color: #f0ece6; font-weight: 600; }

.doc-column ul,
.doc-column ol {
    max-width: 72ch;
    margin: 0 0 22px;
    padding-left: 1.35em;
    color: #b6b2ab;
}

.doc-column li { margin: 8px 0; padding-left: .16em; line-height: 1.85; }
.doc-column li::marker { color: #65625d; }

.doc-column p > code,
.doc-column li > code,
.doc-column td > code,
.doc-column th > code,
.doc-column h3 > code,
.doc-column h4 > code {
    padding: 1px 6px;
    border: 1px solid rgba(255, 255, 255, .075);
    border-radius: 3px;
    background: rgba(255, 255, 255, .055);
    color: #efbeb5;
    font-family: var(--mono);
    font-size: .855em;
    font-weight: 400;
    overflow-wrap: anywhere;
}

.doc-column pre {
    position: relative;
    max-width: 100%;
    margin: 24px 0 30px;
    padding: 22px 22px 20px;
    overflow-x: auto;
    overscroll-behavior-x: contain;
    border: 1px solid rgba(255, 255, 255, .105);
    border-radius: 6px;
    background: var(--code-bg);
    box-shadow: inset 0 1px 0 rgba(255, 255, 255, .025), 0 18px 44px rgba(0, 0, 0, .16);
    color: #d8d3cb;
    font-family: var(--mono);
    font-size: 12.5px;
    line-height: 1.8;
    tab-size: 2;
}

.doc-column pre::before {
    content: "";
    position: absolute;
    top: 0;
    right: 0;
    left: 0;
    height: 1px;
    background: linear-gradient(90deg, var(--accent) 0, rgba(230, 64, 58, .08) 22%, transparent 62%);
    pointer-events: none;
}

.doc-column pre code {
    padding: 0;
    border: 0;
    background: transparent;
    color: inherit;
    font-family: inherit;
    font-size: inherit;
    overflow-wrap: normal;
    white-space: pre;
}

pre .copy {
    position: absolute;
    top: 9px;
    right: 9px;
    z-index: 2;
    height: 27px;
    padding: 0 10px;
    border: 1px solid rgba(255, 255, 255, .12);
    border-radius: 3px;
    background: #15181c;
    color: #9c9993;
    font-family: var(--display);
    font-size: 10.5px;
    line-height: 1;
    letter-spacing: .02em;
    cursor: pointer;
    opacity: 0;
    transition: opacity .18s ease, color .18s ease, border-color .18s ease;
}

pre:hover .copy,
pre:focus-within .copy { opacity: 1; }
pre .copy:hover { border-color: rgba(255, 255, 255, .3); color: #fff; }

.doc-column table {
    width: 100%;
    margin: 24px 0 30px;
    border-collapse: collapse;
    color: #b6b2ab;
    font-size: 13.5px;
    line-height: 1.7;
}

.doc-column th {
    padding: 0 16px 11px 0;
    border-bottom: 1px solid rgba(255, 255, 255, .18);
    color: #d7d3cc;
    font-size: 11px;
    font-weight: 500;
    letter-spacing: .055em;
    text-align: left;
    vertical-align: bottom;
}

.doc-column td {
    padding: 13px 16px 13px 0;
    border-bottom: 1px solid var(--line-soft);
    vertical-align: top;
}

.doc-column th:last-child,
.doc-column td:last-child { padding-right: 0; }
.doc-column tr:last-child td { border-bottom: 0; }

.doc-column .note,
.doc-column .warn {
    max-width: 100%;
    margin: 28px 0;
    padding: 16px 20px 16px 22px;
    border-left: 1px solid;
    border-radius: 0 3px 3px 0;
    color: #bcb8b1;
    font-size: 13.5px;
    line-height: 1.86;
}

.doc-column .note {
    border-left-color: #587b91;
    background: linear-gradient(90deg, rgba(74, 111, 136, .13), rgba(74, 111, 136, .018));
}

.doc-column .warn {
    border-left-color: #a67a3e;
    background: linear-gradient(90deg, rgba(166, 122, 62, .13), rgba(166, 122, 62, .018));
}

.doc-column .note p,
.doc-column .warn p { max-width: none; margin: 0; color: inherit; }
.doc-column .note p + p,
.doc-column .warn p + p { margin-top: 9px; }
.doc-column .note strong,
.doc-column .warn strong { color: #f1ede7; }

.doc-column details {
    margin: 0;
    padding: 0;
    border-bottom: 1px solid var(--line-soft);
    background: transparent;
}

.doc-column details:first-of-type { border-top: 1px solid var(--line-soft); }

.doc-column summary {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 24px;
    min-height: 60px;
    padding: 19px 0;
    color: #e2ded7;
    font-size: 15.5px;
    font-weight: 500;
    line-height: 1.55;
    letter-spacing: -.008em;
    cursor: pointer;
    list-style: none;
}

.doc-column summary::-webkit-details-marker { display: none; }
.doc-column summary::after {
    content: "+";
    flex: none;
    color: #71706b;
    font-family: var(--mono);
    font-size: 18px;
    font-weight: 300;
    line-height: 1;
    transition: color .2s ease, transform .2s ease;
}

.doc-column details[open] summary { color: #fff; }
.doc-column details[open] summary::after { content: "−"; color: var(--accent-soft); }
.doc-column summary:hover::after { color: var(--ink); }

.doc-column details p {
    max-width: 66ch;
    margin: -2px 0 23px;
    padding-right: 30px;
    color: #9e9a93;
    font-size: 14px;
    line-height: 1.85;
}

.preview-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 14px;
    margin: 30px 0 6px;
}

.preview-card {
    align-self: start;
    margin: 0;
    overflow: hidden;
    background: #101215;
    border: 1px solid var(--line-soft);
    border-radius: 4px;
    transition: transform .28s ease, border-color .28s ease;
}

.preview-card.wide { grid-column: 1 / -1; }

.preview-card a {
    display: block;
    overflow: hidden;
    line-height: 0;
    background: #0b0c0e;
}

.preview-card img {
    width: 100%;
    height: auto;
    filter: saturate(.96) brightness(.94);
    transition: transform .6s cubic-bezier(.2, .7, .2, 1), filter .4s ease;
}

.preview-card:hover {
    border-color: rgba(255, 255, 255, .22);
    transform: translateY(-2px);
}

.preview-card:hover img {
    filter: saturate(1) brightness(1);
    transform: scale(1.018);
}

.doc-footer {
    display: flex;
    align-items: flex-end;
    justify-content: space-between;
    gap: 28px;
    margin-top: 14px;
    padding: 38px 0 70px;
    border-top: 1px solid var(--line);
}

.footer-brand {
    display: flex;
    align-items: center;
    gap: 9px;
    margin: 0 0 6px;
    color: #d5d0c8;
}

.footer-brand img { width: 21px; height: 21px; border-radius: 5px; }
.footer-brand strong { font-size: 12.5px; font-weight: 600; }
.footer-brand span { color: #66635e; font-family: var(--mono); font-size: 8.5px; letter-spacing: .13em; text-transform: uppercase; }

.footer-note {
    margin: 0;
    color: #66635e;
    font-size: 11.5px;
    line-height: 1.6;
}

.doc-footer nav { display: flex; gap: 20px; font-size: 11.5px; }
.doc-footer nav a { color: #827f78; }
.doc-footer nav a:hover { color: var(--ink); }

.toc-backdrop {
    position: fixed;
    inset: 0;
    z-index: 55;
    background: rgba(0, 0, 0, .68);
    opacity: 0;
    visibility: hidden;
    transition: opacity .25s ease, visibility .25s ease;
}

@media (prefers-reduced-motion: no-preference) {
    .hero-copy > * {
        animation: rise .82s cubic-bezier(.2, .7, .2, 1) both;
    }

    .hero-copy > :nth-child(2) { animation-delay: .05s; }
    .hero-copy > :nth-child(3) { animation-delay: .1s; }
    .hero-copy > :nth-child(4) { animation-delay: .14s; }
    .hero-copy > :nth-child(5) { animation-delay: .18s; }

    .hero-stage {
        animation: stage-in 1.05s cubic-bezier(.2, .7, .2, 1) .18s both;
    }

    @keyframes rise {
        from { opacity: 0; transform: translateY(18px); }
        to { opacity: 1; transform: none; }
    }

    @keyframes stage-in {
        from { opacity: 0; transform: translateY(26px) scale(.985); }
        to { opacity: 1; transform: none; }
    }
}

@media (max-width: 1160px) {
    .hero-inner { grid-template-columns: minmax(0, 1.08fr) minmax(350px, .92fr); gap: 42px; }
    .hero h1 { font-size: clamp(50px, 5.7vw, 72px); }
    .hero-lead { font-size: 15.5px; }
    .docs-shell { grid-template-columns: 184px minmax(0, 1fr); gap: 52px; }
}

@media (max-width: 1020px) {
    .sidebar {
        position: fixed;
        top: 0;
        bottom: 0;
        left: 0;
        z-index: 60;
        width: min(86vw, 340px);
        max-height: none;
        padding: 25px 26px 36px;
        background: #0a0b0d;
        border-right: 1px solid var(--line);
        box-shadow: 20px 0 70px rgba(0, 0, 0, .44);
        overflow-y: auto;
        transform: translateX(-104%);
        transition: transform .3s cubic-bezier(.2, .75, .25, 1);
    }

    body.toc-open .sidebar { transform: none; }
    body.toc-open .toc-backdrop { opacity: 1; visibility: visible; }
    body.toc-open { overflow: hidden; }

    .sidebar-head { padding-left: 17px; }
    .toc-close { display: inline-flex; align-items: center; justify-content: center; }
    .sidebar-repo { margin-top: 26px; }
    .menu-toggle { display: inline-flex; align-items: center; justify-content: center; }
    .header-links { display: none; }
    .header-inner { gap: 20px; }

    .docs-shell {
        display: block;
        max-width: 960px;
        padding: 0 34px;
    }

    .doc-column {
        max-width: 860px;
        margin: 0 auto;
        padding-top: 68px;
    }

    .hero {
        min-height: auto;
        padding: 74px 0 76px;
    }

    .hero-inner {
        grid-template-columns: minmax(0, 1fr);
        gap: 52px;
        max-width: 940px;
    }

    .hero h1 { max-width: 760px; font-size: clamp(54px, 8vw, 80px); }
    .hero-lead { max-width: 640px; }
    .hero-stage { width: min(100%, 660px); margin: 0 auto; padding-left: 16px; }
    .screen-main { transform: none; }
    .screen-phone { left: -18px; bottom: -10px; }
    .scroll-cue { display: none; }
}

@media (max-width: 760px) {
    .header-inner { height: 64px; padding: 0 20px; gap: 14px; }
    .brand img { width: 27px; height: 27px; border-radius: 7px; }
    .brand-copy small { display: none; }
    .github-link { display: none; }
    .header-actions { gap: 9px; }
    .header-cta { height: 36px; padding: 0 13px; font-size: 11.5px; }
    .menu-toggle { height: 42px; }

    .hero { padding: 55px 0 60px; }
    .hero::before { background-size: 58px 58px; }
    .hero-inner { padding: 0 20px; gap: 43px; }
    .eyebrow { margin-bottom: 22px; font-size: 9px; }
    .hero h1 { font-size: clamp(38px, 11vw, 58px); line-height: 1.02; letter-spacing: -.05em; }
    .hero-lead { margin-top: 23px; font-size: 15px; line-height: 1.85; }
    .hero-actions { margin-top: 28px; }
    .btn { min-height: 46px; padding: 0 18px; font-size: 13px; }
    .hero-facts { gap: 8px 19px; margin-top: 33px; padding-top: 15px; font-size: 9px; }

    .hero-stage { width: 100%; padding: 8px 12px 32px 8px; }
    .browser-chrome { height: 26px; }
    .browser-chrome span { font-size: 7.5px; }
    .screen-phone { left: -7px; bottom: -15px; width: clamp(94px, 25%, 132px); border-width: 4px; border-radius: 22px; }

    .docs-shell { padding: 0 20px; }
    .doc-column { padding-top: 58px; }
    .doc-column > section { margin-bottom: 74px; padding-top: 29px; scroll-margin-top: 78px; }
    .doc-column > section:first-of-type { margin-bottom: 78px; }
    section[data-label]::before { margin-bottom: 11px; font-size: 8.5px; }
    .doc-column h2 { margin-bottom: 23px; font-size: clamp(31px, 9vw, 40px); }
    .doc-column h3 { margin-top: 43px; font-size: 17.5px; }
    .doc-column p { font-size: 15px; line-height: 1.86; }
    .doc-column ul, .doc-column ol { font-size: 15px; }
    .doc-column pre { margin: 21px 0 26px; padding: 18px 16px; font-size: 11.8px; }
    pre .copy { opacity: 1; top: 7px; right: 7px; }
    .doc-column .note, .doc-column .warn { margin: 24px 0; padding: 14px 15px 14px 17px; font-size: 13px; }
    .doc-column details p { padding-right: 10px; }

    .preview-grid { grid-template-columns: minmax(0, 1fr); gap: 11px; margin-top: 24px; }
    .preview-card.wide { grid-column: auto; }

    .doc-footer { display: block; padding: 30px 0 55px; }
    .doc-footer nav { margin-top: 17px; }
}

@media (max-width: 520px) {
    .header-cta { display: none; }
    .hero h1 { font-size: clamp(34px, 10.8vw, 44px); }
    .hero-facts span:nth-child(3),
    .hero-facts span:nth-child(4) { display: none; }
    .browser-chrome span { display: none; }
    .hero-stage { padding-right: 8px; }

    .doc-column table {
        display: block;
        width: 100%;
        overflow-x: auto;
        white-space: normal;
        font-size: 12.5px;
    }

    .doc-column th { min-width: 108px; }
    .doc-column td { min-width: 130px; }
}

@media (max-width: 360px) {
    .hero-inner { padding: 0 16px; }
    .docs-shell { padding: 0 16px; }
    .hero-actions { gap: 8px; }
    .btn { flex: 1 1 auto; padding: 0 12px; }
    .header-inner { padding: 0 16px; }
    .screen-phone { width: 88px; }
}

@media (prefers-reduced-motion: reduce) {
    html { scroll-behavior: auto; }
    *, *::before, *::after {
        animation-duration: .01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: .01ms !important;
    }
}