:root { --bg:#111417; --panel:#1b2026; --line:#2c343d; --fg:#e8ecf0; --dim:#8b97a3; --en:#4fa3ff; --in:#ffb347;
        --ok:#5ad27a; --bad:#ff6b6b; --warn:#ffd166; }
* { box-sizing:border-box; }
body { margin:0; background:var(--bg); color:var(--fg); font:16px/1.45 -apple-system, "Segoe UI", Roboto, sans-serif; }
main { max-width:920px; margin:0 auto; padding:16px; }
h1 { font-size:20px; margin:0 0 4px; font-weight:600; }
h1 small { color:var(--dim); font-weight:400; margin-left:8px; }
h2 { font-size:14px; text-transform:uppercase; letter-spacing:.06em; color:var(--dim); margin:0 0 8px; }
section { background:var(--panel); border:1px solid var(--line); border-radius:10px; padding:14px; margin:12px 0; }
.buttons { display:flex; gap:12px; flex-wrap:wrap; }
button { font:inherit; border:0; border-radius:10px; cursor:pointer; padding:10px 14px; color:var(--fg); background:#2b333c; }
button:disabled { opacity:.45; cursor:default; }
button.speak { touch-action:manipulation; -webkit-user-select:none; user-select:none; -webkit-touch-callout:none; flex:1 1 200px; min-width:0; font-size:20px; padding:22px 12px; font-weight:600; border:2px solid transparent; }
button.speak.en { background:#173252; border-color:var(--en); }
button.speak.indic { background:#4a3413; border-color:var(--in); }
button.speak.recording { animation:pulse 1s infinite; }
button.speak kbd { display:inline-block; margin-left:8px; font:13px monospace; padding:1px 6px; border-radius:5px; background:#0007; }
@keyframes pulse { 0%,100% { box-shadow:0 0 0 0 #fff2; } 50% { box-shadow:0 0 0 8px #fff0; } }
.row { display:flex; gap:12px; flex-wrap:wrap; align-items:center; }
.state { font-size:26px; font-weight:700; letter-spacing:.02em; }
.state.idle { color:var(--dim); } .state.listening { color:var(--in); } .state.translating { color:var(--warn); } .state.speaking { color:var(--ok); }
.note { color:var(--warn); }
.turn { border-top:1px solid var(--line); padding-top:10px; margin-top:10px; }
.turn.prev { opacity:.6; }
.lang { color:var(--dim); font-size:13px; }
.text { font-size:19px; margin:2px 0 8px; min-height:1.3em; word-break:break-word; }
.miss { color:var(--bad); font-style:italic; }
.stages { color:var(--dim); font-size:13px; font-family:ui-monospace, Menlo, monospace; }
.m2e { font-size:15px; color:var(--ok); font-family:ui-monospace, Menlo, monospace; }
label { display:block; margin:8px 0 4px; color:var(--dim); font-size:13px; }
select { width:100%; font:inherit; padding:8px; border-radius:8px; background:#0f1317; color:var(--fg); border:1px solid var(--line); }
.grid { display:grid; grid-template-columns:1fr 1fr; gap:12px; }
main, section { min-width:0; overflow-wrap:anywhere; }
@media (max-width:640px) { .grid { grid-template-columns:1fr; } .state { font-size:22px; } .buttons { flex-direction:column; } button.speak { flex-basis:auto; } }
ul.check { list-style:none; padding:0; margin:8px 0 0; font-size:14px; }
ul.check li { padding:3px 0; }
ul.check li::before { content:"●"; margin-right:8px; color:var(--dim); }
ul.check li.ok::before { color:var(--ok); } ul.check li.bad::before { color:var(--bad); } ul.check li.warn::before { color:var(--warn); }
.small { color:var(--dim); font-size:13px; }
#log { font:12px ui-monospace, Menlo, monospace; color:var(--dim); white-space:pre-wrap; max-height:140px; overflow:auto; }
.voices { margin-top:10px; }
.voices label { margin:0; }
.voices select { width:auto; }