/* ═══════════════════════════════════════════════════════════════════════
   Cidna website — theme tokens mirror the Android app (ui/theme/Color.kt)
   ═══════════════════════════════════════════════════════════════════════ */
@font-face{font-family:Vazirmatn;font-weight:400;font-display:swap;src:url(/assets/fonts/vazirmatn-400.woff2) format("woff2")}
@font-face{font-family:Vazirmatn;font-weight:600;font-display:swap;src:url(/assets/fonts/vazirmatn-600.woff2) format("woff2")}
@font-face{font-family:Vazirmatn;font-weight:700;font-display:swap;src:url(/assets/fonts/vazirmatn-700.woff2) format("woff2")}
@font-face{font-family:Inter;font-weight:400;font-display:swap;src:url(/assets/fonts/inter-400.woff2) format("woff2")}
@font-face{font-family:Inter;font-weight:600;font-display:swap;src:url(/assets/fonts/inter-600.woff2) format("woff2")}
@font-face{font-family:Inter;font-weight:700;font-display:swap;src:url(/assets/fonts/inter-700.woff2) format("woff2")}

:root{
  --f-fa:Vazirmatn,Inter,system-ui,"Segoe UI",Tahoma,sans-serif;
  --f-en:Inter,Vazirmatn,system-ui,"Segoe UI",Roboto,sans-serif;
  --r-xl:32px;--r-lg:24px;--r-md:16px;--wrap:1180px;
  --mono:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;
}
/* light = LightColorScheme */
:root,:root[data-theme="light"]{
  color-scheme:light;
  --bg:#F4FBF7;--text:#091413;--muted:#3F4944;--faint:#56635C;
  --primary:#2F6D58;--on-primary:#FFFFFF;--mint:#B0E4CC;--jade:#408A71;--container:#D2E8DA;--warm:#A33500;
  --glass:rgba(255,255,255,.60);--glass-strong:rgba(255,255,255,.88);--stroke:rgba(9,20,19,.11);--stroke2:rgba(9,20,19,.28);
  --focus:#1F6B50;--shadow:0 22px 50px -28px rgba(9,40,28,.35);
  --aurora:radial-gradient(70% 50% at 50% -5%,rgba(176,228,204,.85),transparent 70%),radial-gradient(40% 35% at 92% 38%,rgba(210,232,218,.9),transparent 70%),radial-gradient(35% 30% at 4% 70%,rgba(176,228,204,.45),transparent 70%);
}
/* dark = DarkColorScheme */
@media (prefers-color-scheme:dark){
  :root:not([data-theme="light"]){
    color-scheme:dark;
    --bg:#091413;--text:#E1E3E0;--muted:#BFC9C3;--faint:#89938E;
    --primary:#B0E4CC;--on-primary:#003825;--mint:#B0E4CC;--jade:#408A71;--container:#285A48;--warm:#FFB59B;
    --glass:rgba(255,255,255,.055);--glass-strong:rgba(255,255,255,.09);--stroke:rgba(255,255,255,.10);--stroke2:rgba(255,255,255,.26);
    --focus:#B0E4CC;--shadow:0 26px 60px -30px rgba(0,0,0,.7);
    --aurora:radial-gradient(70% 48% at 50% -8%,rgba(64,138,113,.46),transparent 70%),radial-gradient(40% 32% at 92% 40%,rgba(40,90,72,.40),transparent 70%),radial-gradient(35% 28% at 4% 72%,rgba(40,90,72,.30),transparent 70%);
  }
}
:root[data-theme="dark"]{
  color-scheme:dark;
  --bg:#091413;--text:#E1E3E0;--muted:#BFC9C3;--faint:#89938E;
  --primary:#B0E4CC;--on-primary:#003825;--mint:#B0E4CC;--jade:#408A71;--container:#285A48;--warm:#FFB59B;
  --glass:rgba(255,255,255,.055);--glass-strong:rgba(255,255,255,.09);--stroke:rgba(255,255,255,.10);--stroke2:rgba(255,255,255,.26);
  --focus:#B0E4CC;--shadow:0 26px 60px -30px rgba(0,0,0,.7);
  --aurora:radial-gradient(70% 48% at 50% -8%,rgba(64,138,113,.46),transparent 70%),radial-gradient(40% 32% at 92% 40%,rgba(40,90,72,.40),transparent 70%),radial-gradient(35% 28% at 4% 72%,rgba(40,90,72,.30),transparent 70%);
}

*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;scroll-padding-top:96px}
body{margin:0;background:var(--bg);color:var(--text);font-size:17px;min-height:100vh;text-rendering:optimizeLegibility;overflow-x:hidden}
body::before{content:"";position:fixed;inset:0;z-index:-1;background:var(--aurora);pointer-events:none}
body.lang-fa{font-family:var(--f-fa);line-height:1.95}
body.lang-en{font-family:var(--f-en);line-height:1.68}
img,svg{max-width:100%}
a{color:var(--primary);text-underline-offset:.25em}
a:hover{text-decoration-thickness:2px}
:focus-visible{outline:3px solid var(--focus);outline-offset:3px;border-radius:8px}
.skip{position:absolute;inset-inline-start:12px;top:-60px;background:var(--primary);color:var(--on-primary);padding:10px 16px;border-radius:12px;z-index:100;transition:top .2s}
.skip:focus{top:10px}
.wrap{width:min(100% - 32px,var(--wrap));margin-inline:auto}
.ltr{direction:ltr;unicode-bidi:isolate;display:inline-block}
.i{flex:none;fill:none;stroke:currentColor;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round}
.ico{display:inline-grid;place-items:center;width:46px;height:46px;border-radius:15px;background:var(--container);color:var(--on-container,var(--primary));flex:none}
:root,:root[data-theme="light"]{--on-container:#0B3B2B}
@media (prefers-color-scheme:dark){:root:not([data-theme="light"]){--on-container:#CEF1E1}}
:root[data-theme="dark"]{--on-container:#CEF1E1}
.ico svg{width:24px;height:24px;fill:none;stroke:currentColor;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round}

/* ── type ───────────────────────────────────────────────────────────── */
h1,h2,h3{margin:0;font-weight:700;text-wrap:balance}
h1{font-size:clamp(2.35rem,5.6vw,4.4rem);line-height:1.25}
h2{font-size:clamp(1.65rem,3.3vw,2.55rem);line-height:1.35}
h3{font-size:1.18rem;line-height:1.5}
.lang-en h1{letter-spacing:-.03em;line-height:1.08}.lang-en h2{letter-spacing:-.02em;line-height:1.18}
p{margin:0 0 1em;text-wrap:pretty}
.lead{font-size:clamp(1.05rem,1.6vw,1.25rem);color:var(--muted);max-width:44rem}

/* ── buttons & pills ────────────────────────────────────────────────── */
.btn{display:inline-flex;align-items:center;gap:10px;min-height:48px;padding:0 24px;border-radius:999px;font:inherit;font-weight:600;text-decoration:none;border:1px solid transparent;cursor:pointer;transition:background .2s,border-color .2s,transform .15s}
.btn:active{transform:scale(.97)}
.btn-primary{background:var(--primary);color:var(--on-primary)}
.btn-primary:hover{filter:brightness(1.06)}
.btn-ghost{background:var(--glass);border-color:var(--stroke);color:var(--text);-webkit-backdrop-filter:blur(14px);backdrop-filter:blur(14px)}
.btn-ghost:hover{border-color:var(--stroke2)}
.btn-sm{min-height:40px;padding:0 18px;font-size:.95rem}
.pill{display:inline-grid;place-items:center;min-width:42px;height:42px;padding:0 12px;border-radius:999px;background:var(--glass);border:1px solid var(--stroke);color:var(--text);font:inherit;font-size:.92rem;font-weight:600;text-decoration:none;cursor:pointer}
.pill:hover{border-color:var(--stroke2)}
.icon-btn{padding:0}
.when-dark,.when-light{display:inline-grid}
:root[data-theme="dark"] .when-light,:root:not([data-theme]) .when-light{display:none}
:root[data-theme="light"] .when-dark{display:none}

/* ── glass surface (the app's frosted cards) ────────────────────────── */
.glass,.panel,.tile,.card,.callout{background:var(--glass);border:1px solid var(--stroke);-webkit-backdrop-filter:blur(18px) saturate(1.25);backdrop-filter:blur(18px) saturate(1.25)}
@supports not ((backdrop-filter:blur(1px)) or (-webkit-backdrop-filter:blur(1px))){.glass,.panel,.tile,.card,.callout{background:var(--glass-strong)}}

/* ── top bar (desktop) & dock (mobile, mirrors the app's bottom bar) ── */
.topbar{position:sticky;top:0;z-index:50;padding-top:max(10px,env(safe-area-inset-top))}
.bar{display:flex;align-items:center;gap:14px;padding:7px 8px 7px 14px;border-radius:999px;background:var(--glass-strong);border:1px solid var(--stroke);-webkit-backdrop-filter:blur(20px) saturate(1.3);backdrop-filter:blur(20px) saturate(1.3);box-shadow:var(--shadow)}
.lang-fa .bar{padding:7px 14px 7px 8px}
.brand{display:inline-flex;align-items:center;gap:10px;font-weight:700;font-size:1.15rem;color:var(--text);text-decoration:none}
.logo{width:30px;height:30px}
.primary{display:none;gap:2px;margin-inline:auto}
.primary a{padding:7px 14px;border-radius:999px;color:var(--muted);text-decoration:none;font-weight:600;font-size:.95rem}
.primary a:hover{color:var(--text)}
.primary a[aria-current=page]{background:var(--container);color:var(--on-container)}
.tools{display:flex;align-items:center;gap:8px;margin-inline-start:auto}
.cta-top{display:none}
.dock{position:fixed;z-index:60;inset-inline:12px;bottom:max(10px,env(safe-area-inset-bottom));display:flex;align-items:center;gap:10px;pointer-events:none}
.dock>*{pointer-events:auto}
.dock-pill{flex:1;display:flex;padding:6px;border-radius:999px;background:var(--glass-strong);border:1px solid var(--stroke2);-webkit-backdrop-filter:blur(22px) saturate(1.3);backdrop-filter:blur(22px) saturate(1.3);box-shadow:var(--shadow)}
.tab{flex:1;display:flex;flex-direction:column;align-items:center;gap:1px;padding:7px 2px 6px;border-radius:999px;color:var(--muted);text-decoration:none;font-size:.72rem;font-weight:600;line-height:1.4}
.tab[aria-current=page]{background:var(--container);color:var(--on-container)}
.fab{flex:none;width:62px;height:62px;border-radius:50%;display:grid;place-items:center;background:var(--primary);color:var(--on-primary);box-shadow:var(--shadow)}
body{padding-bottom:104px}
@media (min-width:960px){
  .primary{display:flex}.cta-top{display:inline-flex}.dock{display:none}body{padding-bottom:0}
  .bar{padding:8px 10px 8px 18px}.lang-fa .bar{padding:8px 18px 8px 10px}
}

/* ── sections ───────────────────────────────────────────────────────── */
.sec{padding-block:clamp(44px,7vw,92px)}
.sec-head{max-width:46rem;margin-bottom:clamp(24px,4vw,44px)}
.sec-head h2{margin-bottom:.4em}
.page-hero{padding-block:clamp(28px,5vw,60px) 8px}
.page-hero h1{font-size:clamp(2rem,4.6vw,3.4rem);margin-bottom:.35em}
.crumbs{display:flex;flex-wrap:wrap;gap:6px;list-style:none;margin:0 0 18px;padding:0;font-size:.9rem;color:var(--faint)}
.crumbs li+li::before{content:"/";margin-inline-end:6px;opacity:.6}
.crumbs a{color:inherit}
.meta{color:var(--faint);font-size:.92rem}

/* ── hero ───────────────────────────────────────────────────────────── */
.hero{padding-block:clamp(26px,5vw,64px) clamp(36px,6vw,84px)}
.hero-grid{display:grid;gap:clamp(28px,5vw,72px);align-items:center}
@media (min-width:900px){.hero-grid{grid-template-columns:1.12fr .88fr}}
.hero h1{margin-bottom:.45em}
.hero .lead{margin-bottom:1.4em}
.chips{display:flex;flex-wrap:wrap;gap:8px;list-style:none;margin:0 0 1.6em;padding:0}
.chips li{display:inline-flex;align-items:center;gap:8px;padding:6px 14px 6px 12px;border-radius:999px;background:var(--container);color:var(--on-container);font-weight:600;font-size:.93rem}
.chips svg{width:18px;height:18px}
.stage{position:relative;display:grid;place-items:center;padding:12px 0}
.stage::before{content:"";position:absolute;inset:6% 4%;border-radius:50%;background:radial-gradient(closest-side,rgba(64,138,113,.55),transparent 72%);filter:blur(10px);z-index:-1}
.phone{position:relative;width:clamp(236px,26vw,320px);padding:8px;border-radius:44px;background:linear-gradient(155deg,#26342F,#0B1513);box-shadow:var(--shadow),0 0 0 1px rgba(176,228,204,.16)}
.phone img{display:block;width:100%;height:auto;aspect-ratio:628/1280;border-radius:36px;background:#0b1513}
.phone .shot-light{display:none}
.tag{display:none;position:absolute;align-items:center;gap:8px;padding:8px 14px;border-radius:999px;font-size:.88rem;font-weight:600;white-space:nowrap;background:var(--glass-strong);border:1px solid var(--stroke2);-webkit-backdrop-filter:blur(16px);backdrop-filter:blur(16px);box-shadow:var(--shadow)}
.tag svg{width:18px;height:18px;color:var(--primary)}
.tag.a{top:21%;inset-inline-end:calc(100% - 34px)}
.tag.b{top:50%;inset-inline-start:calc(100% - 34px)}
.tag.c{top:76%;inset-inline-end:calc(100% - 34px)}
@media (min-width:1080px){.tag{display:inline-flex}}
.sample-note{margin:14px 0 0;text-align:center;color:var(--faint);font-size:.84rem}
@media (prefers-reduced-motion:no-preference){
  .phone{animation:rise .9s cubic-bezier(.2,.8,.2,1) both}
  .tag{animation:pop .5s cubic-bezier(.2,.8,.2,1) both}.tag.a{animation-delay:.55s}.tag.b{animation-delay:.7s}.tag.c{animation-delay:.85s}
  @keyframes rise{from{opacity:0;transform:translateY(34px) scale(.97)}}
  @keyframes pop{from{opacity:0;transform:scale(.85)}}
}

/* ── pledge (free · E2E · offline) ──────────────────────────────────── */
.pledge{display:grid;gap:16px}
@media (min-width:900px){.pledge{grid-template-columns:1.3fr 1fr}.panel.big{grid-row:span 2}}
.panel{padding:clamp(22px,3vw,38px);border-radius:var(--r-xl)}
.panel h3{font-size:clamp(1.3rem,2.2vw,1.65rem);margin:16px 0 .4em}
.panel p{color:var(--muted)}
.panel p:last-child,.tile p:last-child{margin-bottom:0}
.flow{display:flex;flex-direction:column;align-items:stretch;gap:10px;margin:22px 0 6px}
@media (min-width:640px){.flow{flex-direction:row}}
.node{flex:1;padding:14px 16px;border-radius:18px;background:var(--glass-strong);border:1px solid var(--stroke)}
.node b{display:block;font-size:.95rem}.node small{display:block;color:var(--faint);font-size:.82rem;line-height:1.6}
.node.plain small:last-child{color:var(--text);font-size:.9rem}
.cipher{margin-top:6px;font-family:var(--mono);font-size:.82rem;direction:ltr;text-align:start;color:var(--primary);word-break:break-all;line-height:1.5}
.lang-fa .cipher{text-align:right}
.lock{flex:none;align-self:center;display:grid;place-items:center;gap:2px;padding:6px 8px;color:var(--primary);font-size:.72rem;font-weight:700;text-align:center}
.lock svg{width:26px;height:26px}
.lock code{font-family:var(--mono);font-size:.68rem;color:var(--faint);direction:ltr}
.note{font-size:.9rem;color:var(--faint);margin-top:14px}

/* ── tiles / bento ──────────────────────────────────────────────────── */
.bento{display:grid;gap:14px;grid-template-columns:repeat(2,1fr)}
@media (max-width:620px){.bento{grid-template-columns:1fr}}
@media (min-width:900px){.bento{grid-template-columns:repeat(6,1fr)}.tile{grid-column:span 2}.tile.w3{grid-column:span 3}.tile.w4{grid-column:span 4}}
.tile{padding:clamp(20px,2.4vw,28px);border-radius:var(--r-lg);transition:border-color .2s}
.tile:hover{border-color:var(--stroke2)}
.tile h3{margin:14px 0 .3em}.tile p{color:var(--muted);margin:0;font-size:.98rem}
.tile.accent{background:var(--container);color:var(--on-container);border-color:transparent}
.tile.accent p{color:inherit;opacity:.88}.tile.accent .ico{background:rgba(255,255,255,.18)}
.more{margin-top:22px}

/* ── journey (a real sequence → numbered) ───────────────────────────── */
.journey{list-style:none;margin:0;padding:0;display:grid;gap:14px;counter-reset:s}
@media (min-width:900px){.journey{grid-template-columns:repeat(5,1fr)}}
.journey li{counter-increment:s;padding:22px;border-radius:var(--r-lg);background:var(--glass);border:1px solid var(--stroke)}
.journey li::before{content:counter(s);display:grid;place-items:center;width:34px;height:34px;margin-bottom:12px;border-radius:50%;background:var(--primary);color:var(--on-primary);font-weight:700;font-size:.95rem;font-feature-settings:"tnum"}
.lang-fa .journey li::before{content:counter(s,persian)}
.journey b{display:block;margin-bottom:.25em}.journey span{color:var(--muted);font-size:.95rem;line-height:1.8;display:block}

/* ── scope (what E2E covers / doesn't) ──────────────────────────────── */
.scope{display:grid;gap:16px}
@media (min-width:800px){.scope{grid-template-columns:1fr 1fr}}
.scope ul{list-style:none;margin:14px 0 0;padding:0;display:grid;gap:10px}
.scope li{display:flex;gap:10px;align-items:flex-start;color:var(--muted)}
.scope li svg{width:20px;height:20px;margin-top:.45em;color:var(--primary)}
.scope .no li svg{color:var(--warm)}

/* ── store buttons ──────────────────────────────────────────────────── */
.stores{display:flex;flex-wrap:wrap;gap:12px}
.store{display:inline-flex;align-items:center;gap:12px;min-height:62px;padding:10px 22px 10px 18px;border-radius:20px;background:var(--primary);color:var(--on-primary);text-decoration:none;transition:filter .2s,transform .15s}
.lang-fa .store{padding:10px 18px 10px 22px}
a.store:hover{filter:brightness(1.07)}a.store:active{transform:scale(.98)}
.store svg{width:26px;height:26px}
.st-txt{display:grid;line-height:1.45}.st-txt b{font-size:.98rem}.st-txt small{font-size:.8rem;opacity:.85}
.store.soon{background:var(--glass-strong);color:var(--text);border:1px dashed var(--stroke2);cursor:not-allowed}
.store.soon small{opacity:1;color:var(--faint)}
.stores.compact .store{min-height:54px}
.band{padding:clamp(26px,4vw,52px);border-radius:var(--r-xl);display:grid;gap:22px;align-items:center}
@media (min-width:900px){.band{grid-template-columns:1fr auto}}
.band h2{margin-bottom:.3em}.band p{margin:0;color:var(--muted)}

/* ── faq ────────────────────────────────────────────────────────────── */
.faq{display:grid;gap:10px;max-width:56rem}
.faq details{border-radius:var(--r-md);background:var(--glass);border:1px solid var(--stroke)}
.faq summary{list-style:none;cursor:pointer;padding:16px 20px;font-weight:600;display:flex;align-items:center;justify-content:space-between;gap:14px}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"";flex:none;width:12px;height:12px;border-inline-end:2px solid var(--primary);border-bottom:2px solid var(--primary);transform:rotate(45deg);transition:transform .2s;margin-top:-4px}
.faq details[open] summary::after{transform:rotate(225deg);margin-top:4px}
.faq .ans{padding:0 20px 18px;color:var(--muted)}.faq .ans p:last-child{margin:0}

/* ── cards (guides, contact) ────────────────────────────────────────── */
.cards{display:grid;gap:14px;grid-template-columns:repeat(auto-fill,minmax(min(100%,270px),1fr))}
.card{display:block;padding:22px;border-radius:var(--r-lg);color:var(--text);text-decoration:none;transition:border-color .2s}
a.card:hover{border-color:var(--stroke2)}
.card h3{margin:14px 0 .3em}.card p{margin:0;color:var(--muted);font-size:.96rem}
.card .go{display:inline-block;margin-top:12px;color:var(--primary);font-weight:600;font-size:.93rem}
.group-title{margin:44px 0 16px;font-size:1.35rem}.group-title:first-child{margin-top:0}

/* ── documents (legal, guides, security) ────────────────────────────── */
.doc{display:grid;gap:22px;padding-block:14px clamp(40px,6vw,80px)}
@media (min-width:1000px){.doc{grid-template-columns:260px minmax(0,1fr);gap:32px}}
.toc{padding:20px;border-radius:var(--r-lg);align-self:start;font-size:.93rem}
@media (min-width:1000px){.toc{position:sticky;top:92px}}
.toc b{display:block;margin-bottom:8px}.toc a{display:block;padding:4px 0;color:var(--muted);text-decoration:none}.toc a:hover{color:var(--primary)}
.prose{padding:clamp(22px,4vw,48px);border-radius:var(--r-xl);background:var(--glass);border:1px solid var(--stroke)}
.prose>*{max-width:46rem}
.prose h2{font-size:1.5rem;margin:1.8em 0 .5em;scroll-margin-top:96px}.prose h2:first-child{margin-top:0}
.prose h3{margin:1.4em 0 .4em}
.prose ul,.prose ol{padding-inline-start:1.4em;margin:0 0 1em}.prose li{margin-bottom:.4em}
.prose li::marker{color:var(--primary)}
.prose code{font-family:var(--mono);font-size:.88em;padding:2px 7px;border-radius:7px;background:var(--container);color:var(--on-container);direction:ltr;unicode-bidi:isolate}
.prose .tbl{overflow-x:auto;max-width:100%;margin:0 0 1em;border:1px solid var(--stroke);border-radius:14px}
.prose table{width:100%;border-collapse:collapse;direction:ltr;text-align:left;font-size:.93rem}
.prose th,.prose td{padding:10px 14px;border-bottom:1px solid var(--stroke);vertical-align:top}
.prose th{background:var(--container);color:var(--on-container)}.prose tr:last-child td{border-bottom:0}
.callout{padding:16px 20px;border-radius:16px;margin:0 0 1.4em;border-inline-start:4px solid var(--jade)}
.callout.warn{border-inline-start-color:var(--warm)}.callout p:last-child{margin:0}
.kv{display:grid;gap:8px;margin:0 0 1.2em;padding:0;list-style:none}
.kv li{display:flex;flex-wrap:wrap;gap:6px 12px;align-items:center}
.hash{font-family:var(--mono);font-size:.82rem;direction:ltr;word-break:break-all;padding:8px 12px;border-radius:10px;background:var(--container);color:var(--on-container)}
.linklist{display:grid;gap:10px;margin:0 0 1.4em;padding:0;list-style:none}
.linklist a{display:flex;gap:12px;align-items:center;padding:12px 16px;border-radius:14px;background:var(--glass);border:1px solid var(--stroke);color:var(--text);text-decoration:none;font-weight:600}
.linklist a:hover{border-color:var(--stroke2)}.linklist svg{width:22px;height:22px;color:var(--primary)}
.linklist small{display:block;color:var(--faint);font-weight:400;font-size:.84rem}

/* utilities */
.mt{margin-top:16px}.mt2{margin-top:20px}

/* ── footer ─────────────────────────────────────────────────────────── */
.footer{margin-top:clamp(30px,5vw,70px);padding:clamp(34px,5vw,56px) 0 36px;border-top:1px solid var(--stroke)}
.foot-grid{display:grid;gap:30px;grid-template-columns:repeat(2,1fr)}
.foot-brand{grid-column:1/-1}
@media (min-width:900px){.foot-grid{grid-template-columns:1.5fr 1fr 1.2fr 1.2fr}.foot-brand{grid-column:auto}}
.foot-grid h3{font-size:.95rem;color:var(--faint);margin-bottom:10px}
.foot-grid a:not(.brand){display:flex;align-items:center;gap:8px;padding:4px 0;color:var(--muted);text-decoration:none;font-size:.95rem}
.foot-grid a:not(.brand):hover{color:var(--primary)}
.foot-brand p{color:var(--muted);max-width:26rem;margin-top:12px;font-size:.95rem}
.disclaimer{margin:30px 0 14px;color:var(--faint);font-size:.88rem;max-width:60rem}
.copyright{display:flex;flex-wrap:wrap;justify-content:space-between;gap:8px 24px;color:var(--faint);font-size:.84rem}

@media print{.topbar,.dock,.toc,.footer{display:none}body::before{display:none}.prose{border:0;background:none}}

/* ═══════════════════════════════════════════════════════════════════════
   MOTION — scroll reveals, hero choreography, spotlight, view transitions
   ═══════════════════════════════════════════════════════════════════════ */
.progress{position:fixed;z-index:80;top:0;inset-inline:0;height:3px;background:linear-gradient(90deg,var(--jade),var(--mint));transform:scaleX(var(--p,0));transform-origin:left;pointer-events:none}
[dir="rtl"] .progress{transform-origin:right}
.tile,.card,.panel{position:relative;overflow:hidden}
.tile>*,.card>*,.panel>*{position:relative;z-index:1}
.tile::before,.card::before,.panel::before{content:"";position:absolute;inset:0;z-index:0;pointer-events:none;opacity:0;transition:opacity .35s;
  background:radial-gradient(320px circle at var(--mx,50%) var(--my,0%),color-mix(in srgb,var(--mint) 24%,transparent),transparent 70%)}
@media (hover:hover){.tile:hover::before,.card:hover::before,.panel:hover::before{opacity:1}}

@media (prefers-reduced-motion:no-preference){
  /* aurora drifts slowly with scroll */
  body::before{inset:-12% 0;transform:translate3d(0,calc(var(--sy,0) * -.06px),0)}

  /* scroll reveals: hidden from first paint (theme.js adds .js), released by IntersectionObserver */
  html.js:not(.rv-off) main :is(.sec-head,.page-hero h1,.page-hero .lead,.prose,.toc,.faq details,.linklist li,.band,.panel,.tile,.card,.journey li):not(.hero *):not(.rv-done),
  html.js:not(.rv-off) .footer :is(.foot-grid>div):not(.rv-done){opacity:0;transform:translateY(34px);will-change:transform,opacity}
  html.js:not(.rv-off) main :is(.panel,.tile,.card,.journey li):not(.hero *):not(.rv-done){transform:translateY(26px) scale(.9)}
  html.js:not(.rv-off) main .rv-in:not(.hero *),html.js:not(.rv-off) .footer .rv-in{opacity:1!important;transform:none!important;
    transition:opacity .7s cubic-bezier(.2,.8,.2,1) var(--d,0s),transform .85s cubic-bezier(.34,1.45,.64,1) var(--d,0s)}
  .journey li.rv-in::before{animation:badge .6s cubic-bezier(.34,1.8,.64,1) calc(var(--d,0s) + .25s) both}
  @keyframes badge{from{transform:scale(0) rotate(-90deg)}}

  /* hero choreography: headline words rise, then lead, chips, stores, phone, tags */
  .hero h1 .w{display:inline-block;overflow:hidden;vertical-align:bottom;padding:.12em .02em;margin:-.12em 0}
  .hero h1 .w>span{display:inline-block;transform:translateY(115%);animation:wordUp .85s cubic-bezier(.2,.85,.2,1) forwards;animation-delay:calc(var(--i) * 110ms + 120ms)}
  @keyframes wordUp{to{transform:none}}
  .hero .lead{animation:fadeUp .9s .55s cubic-bezier(.2,.8,.2,1) both}
  .chips li{animation:pop .6s cubic-bezier(.34,1.56,.64,1) both}
  .chips li:nth-child(1){animation-delay:.8s}.chips li:nth-child(2){animation-delay:.9s}.chips li:nth-child(3){animation-delay:1s}
  .hero .store{animation:pop .6s cubic-bezier(.34,1.56,.64,1) both}
  .hero .store:nth-child(1){animation-delay:1.1s}.hero .store:nth-child(2){animation-delay:1.2s}.hero .store:nth-child(3){animation-delay:1.3s}
  @keyframes fadeUp{from{opacity:0;transform:translateY(20px)}}
  .phone{transform:perspective(1000px) rotateX(var(--rx,0deg)) rotateY(var(--ry,0deg));transition:transform .25s ease-out;animation:rise 1s .2s cubic-bezier(.2,.8,.2,1) both}
  .stage::before{animation:glow 7s ease-in-out infinite alternate}
  @keyframes glow{from{opacity:.65;transform:scale(.94)}to{opacity:1;transform:scale(1.06)}}
  .tag{animation:pop .55s cubic-bezier(.34,1.56,.64,1) both,bob 5.5s ease-in-out infinite alternate}
  .tag.a{animation-delay:.95s,1.6s}.tag.b{animation-delay:1.1s,2.4s}.tag.c{animation-delay:1.25s,3.2s}
  @keyframes bob{to{translate:0 -9px}}

  /* encryption flow lights up node → lock → node */
  html.js:not(.rv-off) .flow:not(.in) :is(.node,.lock){opacity:.22;transform:scale(.96)}
  .flow :is(.node,.lock){transition:opacity .6s ease,transform .7s cubic-bezier(.34,1.45,.64,1)}
  .flow .lock{transition-delay:.7s}.flow .node:last-child{transition-delay:1.4s}
  .flow.in .lock svg{animation:ping 2.6s 1.6s ease-in-out infinite}
  @keyframes ping{50%{filter:drop-shadow(0 0 9px var(--primary));transform:scale(1.12)}}

  /* buttons */
  .btn:not(.btn-ghost):hover,a.store:hover{transform:translateY(-2px)}
  .fab{transition:transform .2s}.fab:active{transform:scale(.9)}

  /* cross-page transitions (Chromium / Safari 18+): header & dock stay put, content cross-fades */
  @view-transition{navigation:auto}
  .topbar{view-transition-name:topbar}.dock{view-transition-name:dock}
  ::view-transition-old(root){animation:vt-out .22s ease-in both}
  ::view-transition-new(root){animation:vt-in .38s cubic-bezier(.2,.8,.2,1) both}
  @keyframes vt-out{to{opacity:0;transform:translateY(-8px)}}
  @keyframes vt-in{from{opacity:0;transform:translateY(14px)}}
  /* theme switch: circular reveal from the toggle button */
  html.theme-vt::view-transition-old(root),html.theme-vt::view-transition-new(root){animation:none;mix-blend-mode:normal}
  html.theme-vt::view-transition-old(root){z-index:1}html.theme-vt::view-transition-new(root){z-index:2}
  html.theme-vt .topbar,html.theme-vt .dock{view-transition-name:none}
}