:root{
  --blue:#2997ff;--blue-dark:#0077ed;--blue-light:#5aacff;
  --canvas:#f5f5f7;--surface:#ffffff;--ink:#1d1d1f;--ink-2:#515154;--ink-3:#6e6e73;
  --line:#d2d2d7;--line-soft:#e8e8ed;--tint:rgba(41,151,255,.10);--tint-2:rgba(41,151,255,.18);--ring:rgba(41,151,255,.40);
  --red:#e0302b;--red-ink:#b3231f;--red-soft:rgba(224,48,43,.10);--green:#1f9d55;--green-ink:#146c3c;--green-soft:rgba(31,157,85,.12);--amber:#b45309;--amber-ink:#8a3f0a;--amber-soft:rgba(180,83,9,.12);--blue-ink:#0058b0;
  --r:12px;--r-sm:9px;--shadow:0 1px 2px rgba(0,0,0,.05),0 8px 24px -12px rgba(29,29,31,.18);
}
*{box-sizing:border-box}
[hidden]{display:none!important}
html{-webkit-text-size-adjust:100%}
body{margin:0;font-family:Inter,-apple-system,BlinkMacSystemFont,"Segoe UI",Helvetica,Arial,sans-serif;background:var(--canvas);color:var(--ink);font-size:15px;line-height:1.5;-webkit-font-smoothing:antialiased;min-height:100dvh}
a{color:var(--blue-dark);text-decoration:none}a:hover{text-decoration:underline}
button,input,select{font:inherit;color:inherit}
h1,h2,h3{margin:0;line-height:1.2;letter-spacing:-.02em;text-wrap:balance}
h1{font-size:28px;font-weight:700}h2{font-size:17px;font-weight:600}
p{margin:0}
.muted{color:var(--ink-3)}
.small{font-size:13px}
svg.i{width:18px;height:18px;stroke:currentColor;fill:none;stroke-width:2;stroke-linecap:round;stroke-linejoin:round;flex:none}
.sr{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}

/* buttons: flat, 1px, no gradients */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;min-height:40px;padding:0 14px;border-radius:10px;border:1px solid var(--line);background:var(--surface);color:var(--ink);font-weight:500;cursor:pointer;text-decoration:none;white-space:nowrap;transition:background .15s cubic-bezier(.2,.7,.2,1),border-color .15s cubic-bezier(.2,.7,.2,1),transform .15s cubic-bezier(.2,.7,.2,1),box-shadow .15s cubic-bezier(.2,.7,.2,1)}
.btn:hover{background:#fafafa;border-color:#bdbdc2;text-decoration:none}
.btn:active{transform:translateY(1px)}
.btn:focus-visible,input:focus-visible,select:focus-visible,[tabindex]:focus-visible{outline:none;box-shadow:0 0 0 3px var(--ring)}
.btn[disabled]{opacity:.5;cursor:default;transform:none}
.btn[data-armed]{white-space:normal;text-align:left;height:auto;line-height:1.3;padding-top:8px;padding-bottom:8px}
.btn-primary{background:var(--blue);border-color:var(--blue);color:#fff}
.btn-primary:hover{background:var(--blue-dark);border-color:var(--blue-dark)}
.btn-quiet{background:transparent;border-color:transparent;color:var(--blue-ink)}
.btn-quiet:hover{background:var(--tint);border-color:transparent}
.btn-danger{color:var(--red-ink)}.btn-danger:hover{background:var(--red-soft);border-color:rgba(224,48,43,.35)}
.btn-lg{min-height:50px;padding:0 22px;font-size:16px;border-radius:12px}
.btn-sm{min-height:34px;padding:0 10px;font-size:13px;border-radius:8px}
.btn-icon{padding:0;width:40px}
@media (pointer:coarse){.btn{min-height:44px}.btn-sm{min-height:40px}.btn-icon{width:44px}}

.field{display:flex;flex-direction:column;gap:6px}
.field label,.label{font-size:13px;font-weight:600;color:var(--ink-2)}
.input{min-height:42px;padding:0 12px;border-radius:10px;border:1px solid var(--line);background:var(--surface);width:100%;transition:border-color .15s,box-shadow .15s}
.input:hover{border-color:#bdbdc2}.input:focus{border-color:var(--blue);box-shadow:0 0 0 3px var(--ring);outline:none}
.input::placeholder{color:var(--ink-3)}
.hint{font-size:13px;color:var(--ink-3)}

.pill{display:inline-flex;align-items:center;gap:6px;height:26px;padding:0 10px;border-radius:999px;font-size:12.5px;font-weight:600;white-space:nowrap}
.pill-wait{background:#ececf0;color:var(--ink-2)}
.pill-ok{background:var(--green-soft);color:var(--green-ink)}
.pill-live{background:var(--red-soft);color:var(--red-ink)}
.pill-live .dot{background:var(--red)}
.pill-info{background:var(--tint);color:var(--blue-ink)}
.pill-warn{background:var(--amber-soft);color:var(--amber-ink)}
.dot{width:8px;height:8px;border-radius:50%;background:currentColor;flex:none}
.pill-live .dot{animation:pulse 1.4s ease-out infinite}
@keyframes pulse{0%{box-shadow:0 0 0 0 rgba(224,48,43,.45)}100%{box-shadow:0 0 0 8px rgba(224,48,43,0)}}
@media (prefers-reduced-motion:reduce){.pill-live .dot{animation:none}*{transition:none!important}}

.sheet{background:var(--surface);border:1px solid var(--line-soft);border-radius:var(--r);box-shadow:var(--shadow)}

.toast{position:fixed;left:50%;bottom:24px;transform:translateX(-50%) translateY(8px);background:var(--ink);color:#fff;padding:10px 16px;border-radius:10px;font-size:14px;font-weight:500;opacity:0;pointer-events:none;transition:opacity .2s,transform .2s;z-index:50;max-width:calc(100vw - 32px)}
.toast.show{opacity:1;transform:translateX(-50%) translateY(0)}

/* ---------- centered pages (login / join / watch) ---------- */
.center{min-height:100dvh;display:grid;place-items:center;padding:24px 16px}
@media (max-width:480px){
  body:not(.incall):not(.dark):has(> main.center){background:var(--surface)}
  body:not(.incall) main.center{padding:0;place-items:stretch}
  body:not(.incall) main.center>.card{max-width:none;min-height:100dvh;border:0;border-radius:0;box-shadow:none;padding:calc(28px + env(safe-area-inset-top)) 20px calc(28px + env(safe-area-inset-bottom))}
}
.card{width:100%;max-width:440px;padding:28px 24px 24px;display:flex;flex-direction:column;gap:18px}
.brand{display:flex;align-items:center;gap:10px}
.brand img{height:34px;width:auto;display:block}
.brand .brand-sub{font-size:13px;font-weight:600;color:var(--ink-3);letter-spacing:.04em;text-transform:uppercase}
.tips{display:grid;gap:10px;padding:0;margin:0;list-style:none}
.tips li{display:flex;gap:10px;align-items:flex-start;color:var(--ink-2);font-size:14px}
.tips svg.i{color:var(--blue-dark);margin-top:2px}
.note{display:flex;gap:10px;padding:12px;border-radius:10px;background:var(--tint);color:var(--ink-2);font-size:13.5px}
.note svg.i{color:var(--blue-dark);margin-top:1px}
.err{display:flex;gap:10px;padding:12px;border-radius:10px;background:var(--red-soft);color:var(--red-ink);font-size:13.5px;font-weight:500}