/*
 * Drawer. Light, quiet, and Apple-native: system fonts, one ink, one link blue,
 * and the menu bar itself as the hero.
 */
:root {
    --ground: #fbfbfd;
    --band: #f2f2f5;
    --card: #ffffff;
    --ink: #1d1d1f;
    --ink-2: #424245;
    --ink-3: #6e6e73;
    --hair: #e8e8ed;
    --rule: #d2d2d7;
    --link: #0066cc;
    --desk: #dfe7ef;
    --display: -apple-system, "SF Pro Display", BlinkMacSystemFont, "Helvetica Neue", sans-serif;
    --text: -apple-system, "SF Pro Text", BlinkMacSystemFont, "Helvetica Neue", sans-serif;
    color-scheme: light;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
    margin: 0;
    background: var(--ground);
    color: var(--ink);
    font-family: var(--text);
    letter-spacing: -0.012em;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

a { color: var(--link); text-decoration: none; }
a:hover { text-decoration: underline; }
:focus-visible { outline: 2px solid var(--link); outline-offset: 2px; border-radius: 6px; }
section[id], h2[id] { scroll-margin-top: 60px; }
[hidden] { display: none !important; }

.wrap { max-width: 1120px; margin: 0 auto; padding: 0 24px; }

h1, h2 { font-family: var(--display); font-weight: 600; text-wrap: balance; }

.display {
    margin: 0;
    font-size: clamp(34px, 4.4vw, 52px);
    line-height: 1.08;
    letter-spacing: -0.035em;
}

.eyebrow { margin: 0; font-size: 19px; font-weight: 600; color: var(--ink-3); }

.label {
    display: block;
    margin-bottom: 6px;
    font-size: 15px;
    font-weight: 600;
    color: var(--ink-3);
}

/* ---- Header: a menu bar with a drawer of its own ---- */

.bar {
    position: sticky;
    top: 0;
    z-index: 10;
    background: rgba(251, 251, 253, 0.82);
    -webkit-backdrop-filter: saturate(180%) blur(20px);
    backdrop-filter: saturate(180%) blur(20px);
    border-bottom: 1px solid rgba(0, 0, 0, 0.07);
}

.bar .wrap { height: 44px; display: flex; align-items: center; gap: 4px; }

.brand { color: var(--ink); font-weight: 700; font-size: 14px; padding-right: 10px; }
.brand:hover { text-decoration: none; }

.spacer { flex: 1; }

.bar-btn,
.barlink {
    appearance: none;
    border: 0;
    background: transparent;
    color: var(--ink);
    font: inherit;
    font-size: 14px;
    height: 30px;
    display: inline-flex;
    align-items: center;
    border-radius: 7px;
    cursor: pointer;
}

.bar-btn { padding: 0 8px; }
.barlink { padding: 0 10px; }
.bar-btn:hover, .barlink:hover { background: rgba(0, 0, 0, 0.07); text-decoration: none; }
.barlink.strong { font-weight: 600; }
.barlinks { display: inline-flex; }
.bar-drawer { display: inline-flex; align-items: center; }

/* ---- Hero ---- */

.hero { padding: 72px 0 96px; text-align: center; }
.hero .eyebrow { margin-bottom: 40px; }

.hero h1 {
    margin: 48px auto 0;
    max-width: 820px;
    font-size: clamp(44px, 6.6vw, 76px);
    line-height: 1.04;
    letter-spacing: -0.04em;
}

.lede {
    margin: 22px auto 0;
    max-width: 560px;
    font-size: clamp(19px, 2vw, 22px);
    line-height: 1.45;
    color: var(--ink-3);
    text-wrap: pretty;
}

.cta { display: flex; flex-direction: column; align-items: center; gap: 14px; margin-top: 40px; }

.dl {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    background: var(--ink);
    color: #ffffff;
    border-radius: 14px;
    padding: 16px 26px;
    font-size: 17px;
    font-weight: 600;
    transition: background 0.15s ease;
}

.dl:hover { background: #000000; text-decoration: none; }
.meta { font-size: 14px; color: var(--ink-3); }

/* ---- The desktop ---- */

.desktop {
    position: relative;
    text-align: left;
    border-radius: 22px;
    overflow: hidden;
    background: var(--desk);
    box-shadow: 0 30px 60px -20px rgba(0, 0, 0, 0.25), 0 0 0 1px rgba(0, 0, 0, 0.06);
    height: clamp(260px, 34vw, 400px);
}

.desktop .rings { position: absolute; inset: 0; width: 100%; height: 100%; }

.menubar {
    position: relative;
    height: 34px;
    display: flex;
    align-items: center;
    gap: 2px;
    padding: 0 10px;
    font-size: 14px;
    color: var(--ink);
    background: rgba(255, 255, 255, 0.62);
    -webkit-backdrop-filter: blur(24px);
    backdrop-filter: blur(24px);
    border-bottom: 1px solid rgba(0, 0, 0, 0.05);
}

.menubar .app { font-weight: 700; padding: 0 10px; }
.menus { display: flex; }
.menus span { padding: 0 10px; }
.extras { display: flex; align-items: center; height: 26px; gap: 1px; }
.clock { padding: 0 8px 0 6px; white-space: nowrap; }

.mb {
    appearance: none;
    border: 0;
    background: transparent;
    color: inherit;
    padding: 0 7px;
    height: 26px;
    display: flex;
    align-items: center;
    border-radius: 6px;
}

button.mb { cursor: pointer; }
button.mb:hover { background: rgba(0, 0, 0, 0.08); }
button.mb:focus-visible { outline-offset: -2px; }

.inside {
    display: flex;
    align-items: center;
    gap: 1px;
    height: 26px;
    padding: 0 2px;
    border-radius: 6px;
    background: rgba(0, 102, 204, 0.08);
}

.hint {
    position: absolute;
    left: 0;
    right: 0;
    bottom: 28px;
    display: flex;
    justify-content: center;
    padding: 0 16px;
}

.hint span {
    background: rgba(255, 255, 255, 0.78);
    -webkit-backdrop-filter: blur(12px);
    backdrop-filter: blur(12px);
    border-radius: 980px;
    padding: 8px 16px;
    font-size: 14px;
    text-align: center;
}

/* The archive box bounces when the drawer closes, like the app. */
@keyframes bounce {
    0% { transform: scale(1); }
    35% { transform: scale(0.82); }
    70% { transform: scale(1.1); }
    100% { transform: scale(1); }
}

.bounce svg { animation: bounce 0.35s ease-out; }

@media (prefers-reduced-motion: reduce) {
    html { scroll-behavior: auto; }
    .bounce svg { animation: none; }
}

/* ---- How it works ---- */

.how { padding: 96px 0; border-top: 1px solid var(--hair); }

.how-head {
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
    align-items: flex-end;
    gap: 24px;
    margin-bottom: 48px;
}

.how-head h2 { max-width: 620px; }
.how-head p { margin: 0; max-width: 340px; font-size: 17px; line-height: 1.5; color: var(--ink-3); }

.strip { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 24px; }
.strip figure { margin: 0; display: flex; flex-direction: column; gap: 18px; }

.frame {
    height: 200px;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 12px;
    background: var(--card);
    border: 1px solid var(--hair);
    border-radius: 20px;
}

.frame .lifted {
    width: 32px;
    height: 32px;
    border-radius: 9px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--card);
    box-shadow: 0 8px 20px -6px rgba(0, 0, 0, 0.3), 0 0 0 1px rgba(0, 0, 0, 0.06);
    transform: translate(-6px, -14px) rotate(-6deg);
}

.frame .pressed {
    width: 36px;
    height: 44px;
    border-radius: 10px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    background: rgba(0, 0, 0, 0.08);
}

.strip figcaption { font-size: 17px; line-height: 1.5; }

/* ---- Facts ---- */

.facts { padding: 32px 0 96px; }

.facts-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    border-top: 1px solid var(--ink);
}

.facts-grid div { padding: 24px 24px 0 0; }
.facts-grid h3 { margin: 0 0 6px; font-size: 17px; font-weight: 600; }
.facts-grid p { margin: 0; font-size: 15px; line-height: 1.5; color: var(--ink-3); }

/* ---- Permissions ---- */

.asks { padding: 96px 0; background: var(--band); }
.asks .sub { margin: 12px 0 44px; max-width: 620px; font-size: 19px; line-height: 1.45; color: var(--ink-3); }
.asks-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 24px; }
.ask { background: var(--card); border-radius: 20px; padding: 32px; }
.ask .label { margin-bottom: 18px; }
.ask h3 { margin: 0 0 10px; font-size: 28px; font-weight: 600; letter-spacing: -0.02em; }
.ask p { margin: 0; font-size: 17px; line-height: 1.5; color: var(--ink-3); }

/* ---- Questions ---- */

.faq { padding: 96px 0; }
.faq .wrap { display: flex; flex-wrap: wrap; gap: 48px; }
.faq h2 { flex: 1 1 280px; }
.faq-list { flex: 999 1 560px; min-width: 0; border-top: 1px solid var(--rule); }
.faq details { border-bottom: 1px solid var(--rule); padding: 22px 0; }

.faq summary {
    display: flex;
    justify-content: space-between;
    gap: 16px;
    font-size: 19px;
    font-weight: 600;
    cursor: pointer;
    list-style: none;
}

.faq summary::-webkit-details-marker { display: none; }
.faq summary::after { content: "+"; color: var(--ink-3); font-weight: 400; }
.faq details[open] summary::after { content: "–"; }
.faq details p { margin: 12px 0 0; font-size: 17px; line-height: 1.5; color: var(--ink-3); }

/* ---- Legal pages ---- */

.doc-head { padding: 96px 0 48px; text-align: center; }
.doc-head .eyebrow { margin: 28px 0 10px; }

.doc-head h1 {
    margin: 0;
    font-size: clamp(40px, 6vw, 64px);
    line-height: 1.05;
    letter-spacing: -0.04em;
}

.doc-head .date { margin: 18px 0 0; font-size: 14px; color: var(--ink-3); }

.doc { max-width: 720px; margin: 0 auto; padding: 0 24px; }
.doc.body { padding-bottom: 96px; }

.doc h2 {
    margin: 56px 0 14px;
    font-family: var(--text);
    font-size: 24px;
    line-height: 1.25;
    letter-spacing: -0.02em;
}

.doc p, .doc li { font-size: 17px; line-height: 1.6; color: var(--ink-2); }
.doc p { margin: 0 0 14px; }
.doc ul { margin: 0 0 14px; padding-left: 22px; }
.doc li { margin: 0 0 8px; }
.doc b { color: var(--ink); font-weight: 600; }

.panel { background: var(--card); border: 1px solid var(--hair); border-radius: 20px; padding: 32px 32px 16px; }
.panel h2 { margin: 0 0 6px; font-family: var(--display); font-size: 28px; }
.panel .lead { margin: 0 0 20px; color: var(--ink-3); }

.row {
    display: grid;
    grid-template-columns: minmax(0, 1fr) auto;
    gap: 24px;
    padding: 16px 0;
    border-top: 1px solid var(--hair);
    font-size: 17px;
    line-height: 1.45;
}

.toc-panel { padding: 28px 32px; }
.toc-panel .title { margin: 0 0 12px; font-weight: 600; color: var(--ink); }
.toc { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 4px 32px; margin: 0; padding: 0; list-style: none; }
.doc .toc li { margin: 0; }
.toc a { color: var(--ink); font-size: 15px; line-height: 2; }

/* ---- Footer ---- */

footer { border-top: 1px solid var(--hair); padding: 32px 0 48px; }

footer .wrap {
    display: flex;
    flex-wrap: wrap;
    gap: 16px;
    justify-content: space-between;
    align-items: center;
    font-size: 13px;
    color: var(--ink-3);
}

footer a { color: var(--ink-2); }
footer nav { display: flex; gap: 22px; }

/* ---- Phones ---- */

@media (max-width: 820px) {
    .strip, .asks-grid, .toc { grid-template-columns: minmax(0, 1fr); }
    .barlinks, .menus { display: none; }
    /* With the section links hidden, the header's own drawer would be empty. */
    .bar .bar-btn { display: none !important; }
    .row { grid-template-columns: minmax(0, 1fr); gap: 4px; }
}

@media (max-width: 520px) {
    .clock, .extras .optional { display: none; }
    .hero { padding-top: 48px; }
}