:root{
  --bg:#090e21; --surface:#121736; --surface-2:#1a2046; --line:#262d57;
  --fg:#f2f4ff; --muted:#8f96bb; --accent:#3d8bff; --accent-ink:#ffffff;
  --grad:linear-gradient(135deg,#17c4ff 0%,#3a74ff 55%,#8b46ff 100%);
  --danger:#ff5470; --ok:#36d39b; --verified:#3d8bff;
  --font:"Rubik",system-ui,-apple-system,"Segoe UI",sans-serif;
  --r:14px; --tab-h:64px;
  --st:env(safe-area-inset-top,0px); --sb:env(safe-area-inset-bottom,0px);
  color-scheme:dark;
}
*{box-sizing:border-box;-webkit-tap-highlight-color:transparent}
html,body{height:100%;margin:0;background:var(--bg);color:var(--fg);font-family:var(--font);font-size:15px}
body{overscroll-behavior:none}
button,input,textarea,select{font:inherit;color:inherit}
button{cursor:pointer}
img{max-width:100%;display:block}
[hidden]{display:none!important}
.icon{width:24px;height:24px;stroke:currentColor;fill:none;stroke-width:1.9;stroke-linecap:round;stroke-linejoin:round;flex:none}
.icon.sm{width:18px;height:18px}
.icon.fill{fill:currentColor}
:focus-visible{outline:2px solid var(--accent);outline-offset:2px}

/* splash + login */
.splash{position:fixed;inset:0;display:grid;place-items:center;background:var(--bg)}
.brand-mark{height:40px;width:auto;display:block}
.brand-mark.big{height:84px}
.login{min-height:100%;display:flex;flex-direction:column;justify-content:space-between;padding:calc(48px + var(--st)) 24px calc(32px + var(--sb));max-width:480px;margin:0 auto}
.login h1{font-size:38px;font-weight:800;letter-spacing:-1px;margin:28px 0 8px}
.login p{color:var(--muted);line-height:1.6;margin:0}
.features{display:grid;gap:14px;margin-top:36px}
.feature{display:flex;gap:12px;align-items:center;color:var(--fg)}
.feature .icon{color:var(--accent)}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:10px;border:0;border-radius:var(--r);padding:14px 18px;font-weight:700;background:var(--grad);color:var(--accent-ink);width:100%}
.btn.secondary{background:var(--surface-2);color:var(--fg)}
.btn.ghost{background:none;border:1px solid var(--line);color:var(--fg)}
.btn.google{background:#fff;color:#1f1f1f}
.btn:disabled{opacity:.5;cursor:default}
.legal{font-size:12px;color:var(--muted);text-align:center;margin-top:12px}

/* shell */
.shell{height:100%;display:flex;flex-direction:column;max-width:560px;margin:0 auto}
.topbar{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:calc(10px + var(--st)) 16px 10px;background:var(--bg);position:sticky;top:0;z-index:5}
.topbar .title{display:flex;align-items:center;gap:10px;font-size:20px;font-weight:800}
.topbar .brand-mark{height:28px}
.iconbtn{background:none;border:0;padding:8px;border-radius:12px;display:inline-flex;align-items:center;justify-content:center;color:var(--fg)}
.iconbtn:hover{background:var(--surface)}
.city-pill{display:inline-flex;align-items:center;gap:6px;background:var(--surface);border:1px solid var(--line);border-radius:999px;padding:7px 12px;font-size:14px}
main.view{flex:1;overflow-y:auto;padding:0 16px calc(var(--tab-h) + var(--sb) + 20px)}
.tabs{position:fixed;bottom:0;left:0;right:0;z-index:10;background:rgba(10,14,40,.96);backdrop-filter:blur(12px);border-top:1px solid var(--line);padding-bottom:var(--sb)}
.tabs-inner{max-width:560px;margin:0 auto;height:var(--tab-h);display:flex;align-items:center;justify-content:space-around}
.tab{background:none;border:0;color:var(--muted);display:flex;flex-direction:column;align-items:center;gap:3px;font-size:11px;padding:6px 10px}
.tab.active{color:var(--fg)}
.tab.record{width:52px;height:40px;border-radius:12px;background:var(--grad);color:#fff;justify-content:center;padding:0}

/* segmented + chips */
.seg{display:flex;gap:4px;background:var(--surface);border-radius:12px;padding:4px;margin:4px 0 12px}
.seg button{flex:1;border:0;background:none;border-radius:9px;padding:8px;color:var(--muted);font-weight:500}
.seg button.on{background:var(--surface-2);color:var(--fg)}
.chips{display:flex;gap:8px;overflow-x:auto;padding-bottom:12px;scrollbar-width:none}
.chip{flex:none;border:1px solid var(--line);background:none;border-radius:999px;padding:6px 14px;font-size:13px;color:var(--fg)}
.chip.on{background:var(--fg);color:var(--bg);border-color:var(--fg)}

/* post card */
.post{margin-bottom:22px}
.post-head{display:flex;align-items:center;gap:10px;margin-bottom:10px}
.post-head .who{flex:1;min-width:0}
.name{font-weight:700;display:inline-flex;align-items:center;gap:4px}
.name .icon{color:var(--verified)}
.meta{font-size:12px;color:var(--muted);display:flex;gap:6px;align-items:center;flex-wrap:wrap}
.avatar{width:40px;height:40px;border-radius:50%;object-fit:cover;background:var(--surface-2);flex:none}
.avatar.lg{width:88px;height:88px}
.avatar.sm{width:32px;height:32px}
.video-wrap{position:relative;border-radius:18px;overflow:hidden;background:#000;aspect-ratio:9/14;max-width:100%}
.video-wrap video{width:100%;height:100%;object-fit:cover;display:block}
.video-wrap .badge{position:absolute;top:10px;right:10px;background:rgba(0,0,0,.55);border-radius:999px;padding:4px 10px;font-size:12px;display:flex;gap:4px;align-items:center}
.video-wrap .mute{position:absolute;bottom:10px;left:10px;background:rgba(0,0,0,.55);border:0;border-radius:999px;padding:8px;color:#fff;display:flex}
.actions{display:flex;align-items:center;gap:18px;margin-top:10px}
.act{background:none;border:0;padding:4px 0;display:inline-flex;align-items:center;gap:6px;color:var(--fg);font-size:14px;font-variant-numeric:tabular-nums}
.act.liked{color:var(--danger)}
.act.liked .icon{fill:currentColor}
.caption{margin:8px 0 0;line-height:1.5}
.follow-btn{border:0;border-radius:10px;padding:7px 14px;font-size:13px;font-weight:700;background:var(--accent);color:var(--accent-ink)}
.follow-btn.following{background:var(--surface-2);color:var(--fg)}

/* empty + loading */
.empty{text-align:center;color:var(--muted);padding:56px 24px;display:grid;gap:12px;justify-items:center}
.empty .icon{width:40px;height:40px;color:var(--line)}
.skeleton{border-radius:18px;background:linear-gradient(90deg,var(--surface) 0,var(--surface-2) 50%,var(--surface) 100%);background-size:200% 100%;animation:sh 1.4s infinite;aspect-ratio:9/14;margin-bottom:22px}
@keyframes sh{to{background-position:-200% 0}}
@media (prefers-reduced-motion:reduce){.skeleton{animation:none}}

/* profile */
.profile-head{display:flex;flex-direction:column;align-items:center;text-align:center;gap:8px;padding:12px 0 18px}
.profile-head h2{margin:6px 0 0;font-size:22px;display:flex;align-items:center;gap:6px}
.profile-head h2 .icon{color:var(--verified)}
.bio{color:var(--muted);max-width:36ch;line-height:1.5}
.stats{display:flex;gap:28px;margin:8px 0}
.stats div{display:grid;justify-items:center}
.stats b{font-size:18px;font-variant-numeric:tabular-nums}
.stats span{font-size:12px;color:var(--muted)}
.row-btns{display:flex;gap:8px;width:100%;max-width:320px}
.grid{display:grid;grid-template-columns:repeat(3,1fr);gap:3px;border-radius:12px;overflow:hidden}
.grid button{border:0;padding:0;aspect-ratio:9/14;background:var(--surface);position:relative;overflow:hidden}
.grid video{width:100%;height:100%;object-fit:cover;pointer-events:none}

/* list rows */
.list{background:var(--surface);border-radius:var(--r);overflow:hidden;margin-bottom:18px}
.list-row{display:flex;align-items:center;gap:12px;padding:14px 16px;border-bottom:1px solid var(--line);width:100%;background:none;border-left:0;border-right:0;border-top:0;text-align:start}
.list-row:last-child{border-bottom:0}
.list-row .grow{flex:1;min-width:0}
.list-row small{display:block;color:var(--muted);font-size:12px;margin-top:2px;line-height:1.4}
.section-label{font-size:12px;color:var(--muted);letter-spacing:.06em;text-transform:uppercase;margin:18px 4px 8px}
.switch{position:relative;width:48px;height:28px;flex:none}
.switch input{opacity:0;width:0;height:0;position:absolute}
.switch span{position:absolute;inset:0;background:var(--line);border-radius:999px;transition:.2s}
.switch span::after{content:"";position:absolute;top:3px;right:3px;width:22px;height:22px;border-radius:50%;background:#fff;transition:.2s}
.switch input:checked+span{background:var(--ok)}
.switch input:checked+span::after{transform:translateX(-20px)}
.switch input:focus-visible+span{outline:2px solid var(--accent)}
select.field,input.field,textarea.field{width:100%;background:var(--surface-2);border:1px solid var(--line);border-radius:12px;padding:12px 14px}
textarea.field{resize:vertical;min-height:80px}
label.lbl{display:block;font-size:13px;color:var(--muted);margin:12px 0 6px}

/* sheet */
.sheet-backdrop{position:fixed;inset:0;background:rgba(0,0,0,.6);z-index:50;display:flex;align-items:flex-end;justify-content:center}
.sheet{background:var(--surface);width:100%;max-width:560px;max-height:88vh;border-radius:22px 22px 0 0;display:flex;flex-direction:column;padding-bottom:var(--sb)}
.sheet-head{display:flex;align-items:center;justify-content:space-between;padding:14px 16px;border-bottom:1px solid var(--line)}
.sheet-head h3{margin:0;font-size:17px}
.sheet-body{padding:16px;overflow-y:auto}
.sheet.full{max-height:100%;height:100%;border-radius:0;padding-top:var(--st)}

/* comments */
.comment{display:flex;gap:10px;margin-bottom:14px}
.comment .bubble{background:var(--surface-2);border-radius:14px;padding:8px 12px;min-width:0}
.comment .bubble p{margin:2px 0 0;line-height:1.45;overflow-wrap:anywhere}
.presets{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:12px}
.preset{border:1px solid var(--line);background:var(--surface-2);border-radius:999px;padding:7px 12px;font-size:13px;color:var(--fg)}
.composer{display:flex;gap:8px;align-items:center;border-top:1px solid var(--line);padding:12px 16px}
.composer input{flex:1;min-width:0}
.lock-note{display:flex;gap:8px;align-items:center;font-size:13px;color:var(--muted);padding:12px 16px;border-top:1px solid var(--line)}
.lock-note button{margin-inline-start:auto;background:none;border:0;color:var(--accent);font-weight:700}

/* recorder */
.rec-stage{position:relative;background:#000;border-radius:18px;overflow:hidden;aspect-ratio:9/14;max-height:62vh;margin:0 auto}
.rec-stage video{width:100%;height:100%;object-fit:cover}
.rec-stage .timer{position:absolute;top:12px;left:50%;transform:translateX(-50%);background:rgba(0,0,0,.6);padding:4px 12px;border-radius:999px;font-variant-numeric:tabular-nums;font-size:14px;display:flex;align-items:center;gap:6px}
.rec-dot{width:8px;height:8px;border-radius:50%;background:var(--danger)}
.rec-controls{display:flex;align-items:center;justify-content:center;gap:28px;margin:16px 0}
.shutter{width:74px;height:74px;border-radius:50%;border:4px solid #fff;background:none;padding:5px}
.shutter i{display:block;width:100%;height:100%;border-radius:50%;background:var(--danger);transition:.2s}
.shutter.on i{border-radius:10px;transform:scale(.55)}
.loc-line{display:flex;align-items:center;gap:8px;justify-content:center;font-size:13px;color:var(--muted)}
.loc-line.ok{color:var(--ok)}
.progress{height:6px;border-radius:999px;background:var(--surface-2);overflow:hidden;margin:12px 0}
.progress i{display:block;height:100%;background:var(--grad);width:0;transition:width .2s}

/* banner + toast */
.banner{display:flex;gap:12px;align-items:center;background:var(--surface);border:1px solid var(--line);border-radius:var(--r);padding:12px 14px;margin-bottom:14px;font-size:14px;line-height:1.45}
.banner .icon{color:var(--accent)}
.banner .grow{flex:1}
#toast-root{position:fixed;top:calc(14px + var(--st));left:0;right:0;display:grid;justify-items:center;z-index:100;pointer-events:none}
.toast{background:var(--fg);color:var(--bg);padding:10px 16px;border-radius:12px;font-size:14px;font-weight:500;margin-top:6px;max-width:90vw}
.notif{display:flex;gap:12px;align-items:center;padding:12px 0;border-bottom:1px solid var(--line)}
.notif p{margin:0;flex:1;line-height:1.4}

/* ---------- legal ---------- */
.legal-page{max-width:720px;margin:0 auto;padding:calc(24px + var(--st)) 20px calc(48px + var(--sb))}
.legal-page h1{font-size:28px;margin:16px 0 4px}
.legal-back{display:inline-flex;align-items:center;gap:8px;color:var(--accent);text-decoration:none;font-weight:700}
.legal{line-height:1.7;color:#d6dce2}
.legal h2{font-size:17px;color:var(--fg);margin:24px 0 6px}
.legal ul{padding-inline-start:20px;margin:6px 0}
.legal li{margin:4px 0}
.legal a{color:var(--accent)}
.legal-meta{color:var(--muted);font-size:13px}

/* ---------- consent ---------- */
.consent{display:flex;gap:10px;align-items:flex-start;font-size:13px;color:var(--muted);line-height:1.5;margin-bottom:14px;text-align:start;cursor:pointer}
.consent input{width:20px;height:20px;accent-color:var(--accent);flex:none;margin:1px 0 0}
.linkbtn{background:none;border:0;padding:0;color:var(--accent);font:inherit;text-decoration:underline;text-underline-offset:2px}
.login-foot{display:flex;justify-content:center;gap:18px;margin-top:16px;flex-wrap:wrap}
.login-foot button{background:none;border:0;color:var(--muted);font-size:13px;display:inline-flex;gap:6px;align-items:center}

/* ---------- onboarding ---------- */
.steps{display:flex;gap:6px;margin-bottom:20px}
.steps i{flex:1;height:4px;border-radius:999px;background:var(--line)}
.steps i.on{background:var(--grad)}
.ob-title{font-size:24px;font-weight:800;margin:0 0 6px;text-wrap:balance}
.ob-sub{color:var(--muted);margin:0 0 20px;line-height:1.6}
.ob-foot{display:flex;gap:8px;margin-top:24px}
.city-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:8px}
.city-grid button{background:var(--surface-2);border:1px solid var(--line);border-radius:12px;padding:12px;text-align:start}
.city-grid button.on{border-color:var(--accent);color:var(--accent)}

/* ---------- install guide ---------- */
.guide{display:grid;gap:12px}
.guide-step{display:flex;gap:14px;align-items:center;background:var(--surface-2);border-radius:var(--r);padding:14px}
.guide-step .num{width:28px;height:28px;border-radius:50%;background:var(--grad);color:var(--accent-ink);display:grid;place-items:center;font-weight:800;flex:none}
.guide-step .grow{flex:1;line-height:1.5}
.guide-step small{display:block;color:var(--muted)}
.ios-key{display:inline-flex;align-items:center;justify-content:center;width:34px;height:34px;border-radius:9px;background:var(--surface);border:1px solid var(--line);color:#0a84ff;flex:none}
.warn{display:flex;gap:10px;background:rgba(255,84,104,.12);border:1px solid rgba(255,84,104,.35);color:#ffb3bd;border-radius:var(--r);padding:12px;margin-bottom:12px;line-height:1.5;font-size:14px}

/* ---------- misc ---------- */
.offline{position:fixed;top:calc(8px + var(--st));left:50%;transform:translateX(-50%);z-index:90;background:var(--danger);color:#fff;border-radius:999px;padding:6px 14px;font-size:13px;display:flex;gap:6px;align-items:center}
.more-btn{display:flex;margin:4px auto 24px;width:auto;padding:10px 22px}
.danger{color:var(--danger)!important}
.list-row .val{color:var(--muted);font-size:14px}
.comment .del{background:none;border:0;color:var(--muted);padding:4px;margin-inline-start:auto;align-self:center}
.app-foot{color:var(--muted);font-size:12px;text-align:center;margin:8px 0 24px}
.pill{display:inline-flex;align-items:center;gap:4px;font-size:12px;border-radius:999px;padding:2px 8px;background:var(--surface-2);color:var(--muted)}
.pill.ok{color:var(--ok)}
.pill.wait{color:var(--accent)}
.login{gap:32px}
#sProfile{display:block;margin-bottom:0;font:inherit;color:inherit;background:var(--surface)}
.grid-badge{position:absolute;bottom:6px;right:6px;background:rgba(0,0,0,.65);color:#fff;font-size:11px;border-radius:999px;padding:2px 8px}
.video-wrap .badge .icon{width:14px;height:14px}