/* ============================================================
   LinguaPulse — real-time conversation translator
   Visual language: Shazam-adjacent (big central orb, glow,
   one-tap action) but deliberately NOT Shazam: violet/magenta/
   amber instead of blue, a circular audio spectrum instead of
   a plain pulsing ring, and a two-sided conversation feed
   instead of a song history list.
   ============================================================ */

:root{
  --bg:#08070f;
  --bg-2:#100d24;
  --panel:rgba(255,255,255,.045);
  --panel-2:rgba(255,255,255,.075);
  --line:rgba(255,255,255,.085);
  --line-2:rgba(255,255,255,.16);
  --text:#f4f2ff;
  --muted:#9c99c4;
  --muted-2:#6f6c94;
  --violet:#7c3aed;
  --violet-lt:#a78bfa;
  --magenta:#e879f9;
  --amber:#fbbf24;
  --mint:#34d399;
  --red:#fb7185;
  --r-lg:22px;
  --r-md:16px;
  --r-sm:10px;
  --shadow:0 18px 50px rgba(0,0,0,.55);
}

*{box-sizing:border-box}
[hidden]{display:none !important}
html,body{height:100%}
body{
  margin:0;
  font-family:"Inter",ui-sans-serif,system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;
  color:var(--text);
  background:
    radial-gradient(1100px 700px at 12% -8%, rgba(124,58,237,.30), transparent 60%),
    radial-gradient(900px 620px at 92% 6%, rgba(232,121,249,.20), transparent 62%),
    radial-gradient(800px 700px at 60% 108%, rgba(251,191,36,.12), transparent 60%),
    linear-gradient(175deg, var(--bg-2), var(--bg) 55%);
  background-attachment:fixed;
  -webkit-font-smoothing:antialiased;
}
button{font:inherit;color:inherit;cursor:pointer;border:0;background:none}
kbd{
  font:inherit;font-size:11px;padding:1px 6px;border-radius:6px;
  background:var(--panel-2);border:1px solid var(--line);color:var(--text);
}

/* ---------------- layout ---------------- */
.app{
  max-width:1180px;margin:0 auto;padding:18px 18px 28px;
  display:flex;flex-direction:column;gap:18px;min-height:100dvh;
}
@media (min-width:980px){
  .app{
    display:grid;
    grid-template-columns:minmax(420px,1fr) 440px;
    grid-template-areas:
      "top     top"
      "langbar feed"
      "stage   feed";
    grid-template-rows:auto auto 1fr;
    column-gap:26px;row-gap:16px;height:100dvh;overflow:hidden;
  }
  .topbar{grid-area:top}
  .langbar{grid-area:langbar}
  .stage{grid-area:stage;overflow-y:auto;min-height:0;padding-bottom:20px}
  .feed-wrap{grid-area:feed;max-height:100%;min-height:0}
}

/* desktop / laptop: more comfortable click targets + spacing for mouse + keyboard */
@media (min-width:980px){
  .topbar-actions{gap:10px}
  .icon-btn{padding:9px 14px;font-size:13px;min-height:38px}
  .controls{justify-content:flex-start;gap:10px}
  .controls .toggle{min-height:42px;padding:9px 16px;font-size:13px}
  .hint{font-size:12.5px;max-width:560px;margin:8px auto 0}
  .stage{justify-content:flex-start}
}

/* ---------------- top bar ---------------- */
.topbar{display:flex;align-items:center;justify-content:space-between;gap:12px}
.brand{display:flex;align-items:center;gap:11px}
.brand-mark{
  width:38px;height:38px;border-radius:12px;display:flex;align-items:flex-end;
  justify-content:center;gap:3px;padding:8px;
  background:linear-gradient(150deg,#7c3aed,#e879f9 60%,#fbbf24);
  box-shadow:0 8px 22px rgba(124,58,237,.45);
}
.bm-bar{width:3px;border-radius:2px;background:rgba(10,6,25,.85);animation:bm 1.4s ease-in-out infinite}
.bm-bar:nth-child(1){height:8px;animation-delay:0s}
.bm-bar:nth-child(2){height:16px;animation-delay:.18s}
.bm-bar:nth-child(3){height:11px;animation-delay:.36s}
@keyframes bm{0%,100%{transform:scaleY(.55)}50%{transform:scaleY(1)}}
.brand-text{display:flex;flex-direction:column;line-height:1.2}
.brand-text strong{font-size:16px;letter-spacing:-.3px}
.brand-text small{font-size:11px;color:var(--muted)}
.topbar-actions{display:flex;gap:8px;flex-wrap:wrap}
.icon-btn{
  display:inline-flex;align-items:center;gap:6px;
  padding:8px 12px;border-radius:999px;font-size:12.5px;font-weight:600;
  background:var(--panel);border:1px solid var(--line);color:var(--text);
  transition:background .16s,border-color .16s,transform .16s;
}
.icon-btn:hover{background:var(--panel-2);border-color:var(--line-2)}
.icon-btn:active{transform:scale(.96)}
.icon-btn.is-active{
  background:linear-gradient(135deg,rgba(124,58,237,.35),rgba(232,121,249,.28));
  border-color:rgba(167,139,250,.55);
}

/* keyboard focus ring (desktop / a11y) */
.icon-btn:focus-visible,.lang-chip:focus-visible,.swap-btn:focus-visible,.orb-btn:focus-visible,
.toggle:focus-visible,.mini-btn:focus-visible,.ghost-btn:focus-visible,.primary-btn:focus-visible,
.link-btn:focus-visible,.sso-btn:focus-visible,.av-opt:focus-visible,.lang-item:focus-visible,
.profile-dot:focus-visible{
  outline:2px solid var(--magenta,#e879f9);outline-offset:2px;
}

/* ---------------- language bar ---------------- */
.langbar{display:flex;align-items:center;gap:10px}
.lang-chip{
  flex:1;display:flex;align-items:center;gap:10px;
  padding:10px 14px;border-radius:var(--r-md);
  background:var(--panel);border:1px solid var(--line);
  transition:border-color .16s,background .16s,box-shadow .16s;
  min-width:0;
}
.lang-chip:hover{background:var(--panel-2);border-color:var(--line-2)}
.lang-chip.is-speaking{
  border-color:rgba(167,139,250,.65);
  background:linear-gradient(135deg,rgba(124,58,237,.22),rgba(232,121,249,.10));
  box-shadow:0 0 0 3px rgba(124,58,237,.12);
}
.lc-flag{font-size:22px;line-height:1;filter:saturate(1.1)}
.lc-meta{display:flex;flex-direction:column;min-width:0;flex:1;text-align:left}
.lc-meta small{font-size:10.5px;color:var(--muted);letter-spacing:.04em;text-transform:uppercase}
.lc-meta strong{font-size:14px;font-weight:600;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.lc-caret{color:var(--muted);flex:none}
.swap-btn{
  flex:none;width:40px;height:40px;border-radius:50%;
  display:grid;place-items:center;color:var(--muted);
  background:var(--panel);border:1px solid var(--line);
  transition:transform .25s,color .16s,background .16s;
}
.swap-btn:hover{color:var(--text);background:var(--panel-2)}
.swap-btn.spin{transform:rotate(180deg)}

/* ---------------- stage / orb ---------------- */
.stage{
  display:flex;flex-direction:column;align-items:center;gap:18px;
  padding:6px 0 4px;
}
.orb-wrap{position:relative;display:grid;place-items:center;width:100%;padding:14px 0}
.orb-glow{
  position:absolute;width:330px;height:330px;border-radius:50%;
  background:radial-gradient(circle,rgba(124,58,237,.42),rgba(232,121,249,.16) 45%,transparent 70%);
  filter:blur(26px);opacity:.55;transition:opacity .5s,transform .5s;
}
.orb-glow.live{opacity:1;transform:scale(1.09)}

.orb{
  position:relative;width:320px;height:320px;max-width:82vw;max-height:82vw;
  display:grid;place-items:center;
}
.pulse{
  position:absolute;inset:0;border-radius:50%;
  border:1px solid rgba(167,139,250,.30);opacity:0;
}
.orb[data-state="listening"] .pulse{animation:pulseOut 2.6s cubic-bezier(.2,.7,.3,1) infinite}
.orb[data-state="listening"] .pulse-2{animation-delay:.85s}
.orb[data-state="listening"] .pulse-3{animation-delay:1.7s}
@keyframes pulseOut{
  0%{transform:scale(.62);opacity:.85;border-color:rgba(232,121,249,.7)}
  70%{opacity:.18}
  100%{transform:scale(1.18);opacity:0}
}

.spectrum{position:absolute;width:320px;height:320px;max-width:82vw;max-height:82vw;pointer-events:none}
.spectrum line{stroke:url(#specGrad);stroke-width:3.2;stroke-linecap:round;opacity:.9}

.orb-btn{
  position:relative;z-index:3;width:184px;height:184px;border-radius:50%;
  display:flex;flex-direction:column;align-items:center;justify-content:center;gap:9px;
  background:
    radial-gradient(circle at 32% 26%, rgba(255,255,255,.16), transparent 42%),
    linear-gradient(155deg,#6d28d9 0%,#a21caf 52%,#7c3aed 100%);
  box-shadow:
    0 22px 55px rgba(109,40,217,.55),
    inset 0 1px 0 rgba(255,255,255,.22),
    inset 0 -14px 28px rgba(0,0,0,.28);
  transition:transform .18s cubic-bezier(.3,1.4,.5,1),box-shadow .25s,filter .25s;
}
.orb-btn:hover{transform:translateY(-2px)}
.orb-btn:active{transform:scale(.965)}
.orb-btn-inner{display:grid;place-items:center;color:#fff;filter:drop-shadow(0 2px 6px rgba(0,0,0,.35))}
.orb-btn .stop-icon{display:none}
.orb[data-state="listening"] .orb-btn .mic-icon{display:none}
.orb[data-state="listening"] .orb-btn .stop-icon{display:block}
.orb[data-state="listening"] .orb-btn{
  animation:orbBreath 2.2s ease-in-out infinite;
  box-shadow:0 22px 62px rgba(232,121,249,.5),inset 0 1px 0 rgba(255,255,255,.25),inset 0 -14px 28px rgba(0,0,0,.3);
}
@keyframes orbBreath{0%,100%{transform:scale(1)}50%{transform:scale(1.035)}}
.orb[data-state="working"] .orb-btn{filter:saturate(.75) brightness(.9)}

/* ---- microphone button recording animation ---- */
.orb-btn::after{
  content:"";position:absolute;inset:-4px;border-radius:50%;
  border:2px solid rgba(232,121,249,0);pointer-events:none;
}
.orb[data-state="listening"] .orb-btn::after{
  border-color:rgba(232,121,249,.7);
  animation:micRing 1.9s ease-out infinite;
}
@keyframes micRing{
  0%{transform:scale(.9);opacity:.95;box-shadow:0 0 0 0 rgba(232,121,249,.45)}
  70%{opacity:.2}
  100%{transform:scale(1.14);opacity:0;box-shadow:0 0 0 28px rgba(232,121,249,0)}
}
.orb[data-state="listening"] .orb-btn-inner{animation:micBeat 1.1s ease-in-out infinite}
@keyframes micBeat{0%,100%{transform:scale(1)}50%{transform:scale(.9)}}

/* recording status dot */
.orb-btn .rec-dot{
  position:absolute;top:14px;right:18px;width:13px;height:13px;border-radius:50%;
  background:#ff5470;box-shadow:0 0 0 4px rgba(255,84,112,.2);display:none;
}
.orb[data-state="listening"] .orb-btn .rec-dot{display:block;animation:recBlink 1.1s ease-in-out infinite}
@keyframes recBlink{0%,100%{opacity:1;transform:scale(1)}50%{opacity:.35;transform:scale(.82)}}

/* disabled microphone state */
.orb-btn.mic-disabled{filter:grayscale(.55) brightness(.82);opacity:.7;cursor:not-allowed}
.orb-btn.mic-disabled:hover{transform:none}

/* microphone permission indicator (Settings) */
.mic-perm{display:flex;align-items:center;gap:10px;margin-bottom:6px}
.mic-perm-dot{width:10px;height:10px;border-radius:50%;background:#9aa0b5;flex:none;box-shadow:0 0 0 3px rgba(255,255,255,.05)}
.mic-perm-dot.ok{background:#34d399;box-shadow:0 0 0 3px rgba(52,211,153,.18)}
.mic-perm-dot.bad{background:#f87171;box-shadow:0 0 0 3px rgba(248,113,113,.18)}
.mic-perm-dot.warn{background:#fbbf24;box-shadow:0 0 0 3px rgba(251,191,36,.18)}
.mic-perm-dot.na{background:#9aa0b5}
#micPermText{font-size:12.5px;font-weight:600}
.mic-perm .ghost-btn{margin-left:auto}

@media (prefers-reduced-motion: reduce){
  .orb[data-state="listening"] .pulse,
  .orb[data-state="listening"] .orb-btn,
  .orb[data-state="listening"] .orb-btn::after,
  .orb[data-state="listening"] .orb-btn-inner,
  .orb[data-state="listening"] .orb-btn .rec-dot{animation:none !important}
}

/* ---- deploy / support banner ---- */
.deploy-banner{
  display:flex;align-items:flex-start;gap:10px;margin:10px 12px 0;padding:10px 14px;
  border-radius:12px;font-size:12.5px;line-height:1.5;
}
.deploy-banner .db-ico{font-size:15px;line-height:1.4;flex:none}
.deploy-banner b{font-weight:700}
.deploy-banner.warn{background:rgba(251,191,36,.12);border:1px solid rgba(251,191,36,.4);color:#fcd34d}
.deploy-banner.err{background:rgba(248,113,113,.12);border:1px solid rgba(248,113,113,.42);color:#fca5a5}
.orb-status{font-size:12.5px;font-weight:600;letter-spacing:.02em;color:rgba(255,255,255,.92)}

/* ---------------- caption ---------------- */
.caption-box{
  width:100%;min-height:62px;display:flex;gap:10px;align-items:flex-start;
  padding:13px 15px;border-radius:var(--r-md);
  background:var(--panel);border:1px solid var(--line);
  transition:border-color .2s,background .2s;
}
.caption-box:not([data-empty="true"]){
  border-color:rgba(167,139,250,.45);
  background:linear-gradient(135deg,rgba(124,58,237,.12),rgba(232,121,249,.06));
}
.caption-dot{
  width:8px;height:8px;border-radius:50%;margin-top:6px;flex:none;
  background:var(--muted-2);transition:background .2s,box-shadow .2s;
}
.caption-box:not([data-empty="true"]) .caption-dot{
  background:var(--mint);box-shadow:0 0 0 4px rgba(52,211,153,.16);
  animation:blink 1.5s ease-in-out infinite;
}
@keyframes blink{0%,100%{opacity:1}50%{opacity:.45}}
#liveCaption{
  margin:0;font-size:15px;line-height:1.5;color:var(--text);
  overflow-wrap:anywhere;
}
.caption-box[data-empty="true"] #liveCaption{color:var(--muted)}

/* ---------------- controls ---------------- */
.controls{display:flex;flex-wrap:wrap;gap:8px;justify-content:center}
.toggle{
  display:inline-flex;align-items:center;gap:7px;
  padding:7px 13px;border-radius:999px;font-size:12.5px;font-weight:500;
  background:var(--panel);border:1px solid var(--line);color:var(--muted);
  transition:all .16s;
}
.toggle:hover{border-color:var(--line-2);color:var(--text)}
.tg-dot{width:7px;height:7px;border-radius:50%;background:var(--muted-2);transition:all .18s}
.toggle.is-on{color:var(--text);border-color:rgba(52,211,153,.4);background:rgba(52,211,153,.10)}
.toggle.is-on .tg-dot{background:var(--mint);box-shadow:0 0 0 4px rgba(52,211,153,.16)}
.toggle[data-action="clear"]:hover{border-color:rgba(251,113,133,.5);color:#ffd9df}
.toggle[data-action="clear"]:hover .tg-dot{background:var(--red)}

.hint{font-size:11.5px;color:var(--muted-2);text-align:center;max-width:420px;line-height:1.6}

/* ---------------- feed ---------------- */
.feed-wrap{
  display:flex;flex-direction:column;min-height:0;flex:1;
  background:var(--panel);border:1px solid var(--line);
  border-radius:var(--r-lg);overflow:hidden;
}
.feed-head{
  display:flex;align-items:center;justify-content:space-between;
  padding:14px 18px;border-bottom:1px solid var(--line);
  backdrop-filter:blur(8px);
}
.feed-head h2{margin:0;font-size:13px;font-weight:600;letter-spacing:.06em;text-transform:uppercase;color:var(--muted)}
.feed-count{font-size:11.5px;color:var(--muted-2)}
.feed{flex:1;min-height:0;overflow-y:auto;padding:14px;display:flex;flex-direction:column;gap:12px;scroll-behavior:smooth}
.feed::-webkit-scrollbar{width:8px}
.feed::-webkit-scrollbar-thumb{background:var(--line-2);border-radius:8px}

.empty-state{display:flex;flex-direction:column;align-items:center;text-align:center;gap:10px;padding:36px 22px}
.es-rings{display:flex;gap:5px;align-items:flex-end;height:26px;margin-bottom:4px}
.es-rings span{width:4px;border-radius:3px;background:linear-gradient(180deg,var(--violet-lt),var(--magenta));animation:es 1.5s ease-in-out infinite}
.es-rings span:nth-child(1){height:12px;animation-delay:0s}
.es-rings span:nth-child(2){height:22px;animation-delay:.2s}
.es-rings span:nth-child(3){height:15px;animation-delay:.4s}
@keyframes es{0%,100%{transform:scaleY(.5)}50%{transform:scaleY(1)}}
.empty-state h3{margin:0;font-size:15px}
.empty-state p{margin:0;font-size:12.5px;color:var(--muted);line-height:1.65;max-width:330px}
.ghost-btn{
  padding:8px 15px;border-radius:999px;font-size:12.5px;font-weight:600;
  border:1px solid var(--line-2);color:var(--text);background:var(--panel-2);
  transition:background .16s,transform .16s;
}
.ghost-btn:hover{background:rgba(255,255,255,.12)}
.ghost-btn:active{transform:scale(.97)}
.primary-btn{
  padding:9px 20px;border-radius:999px;font-size:13px;font-weight:700;color:#1a0730;
  background:linear-gradient(135deg,#c4b5fd,#f0abfc);
  box-shadow:0 8px 20px rgba(167,139,250,.35);transition:transform .16s,filter .16s;
}
.primary-btn:hover{filter:brightness(1.07)}
.primary-btn:active{transform:scale(.97)}

/* ---------------- turn cards ---------------- */
.turn{
  border-radius:var(--r-md);padding:13px 14px;
  background:var(--panel-2);border:1px solid var(--line);
  animation:turnIn .34s cubic-bezier(.2,.9,.3,1) both;
}
@keyframes turnIn{from{opacity:0;transform:translateY(10px) scale(.985)}to{opacity:1;transform:none}}
.turn.speaker-a{border-left:3px solid var(--violet-lt)}
.turn.speaker-b{border-left:3px solid var(--amber)}

.turn-head{display:flex;align-items:center;gap:8px;margin-bottom:9px}
.avatar{
  width:24px;height:24px;border-radius:50%;display:grid;place-items:center;
  font-size:11px;font-weight:700;color:#150a2b;flex:none;
}
.turn.speaker-a .avatar{background:linear-gradient(135deg,#a78bfa,#e879f9)}
.turn.speaker-b .avatar{background:linear-gradient(135deg,#fbbf24,#fb923c)}
.turn-who{font-size:11.5px;font-weight:600;letter-spacing:.02em}
.turn-lang{font-size:10.5px;color:var(--muted-2);padding:1px 7px;border-radius:999px;background:var(--panel);border:1px solid var(--line)}
.turn-auto{margin-left:5px;font-size:10px;color:var(--accent,#a78bfa);font-weight:600}
.turn-time{margin-left:auto;font-size:10.5px;color:var(--muted-2);font-variant-numeric:tabular-nums}

.line{display:flex;flex-direction:column;gap:3px;margin-bottom:9px}
.line-label{font-size:10px;letter-spacing:.09em;text-transform:uppercase;color:var(--muted-2)}
.line-text{margin:0;font-size:14px;line-height:1.55;overflow-wrap:anywhere}
.line.orig .line-text{color:var(--text)}
.line.trans .line-text{color:#f0e9ff;font-weight:500}
.line.trans{background:linear-gradient(135deg,rgba(124,58,237,.13),transparent 70%);padding:8px 10px;border-radius:var(--r-sm);border:1px solid rgba(167,139,250,.16)}
.line.pending .line-text{color:var(--muted-2);font-style:italic}
.line.trans.bad{background:linear-gradient(135deg,rgba(248,113,113,.14),transparent 70%);border-color:rgba(248,113,113,.4)}
.line.trans.bad .line-text{color:#fecaca}

/* Settings → translation connection test */
.field-test{display:flex;flex-wrap:wrap;align-items:center;gap:10px}
.test-result{font-size:12.5px;font-weight:600;min-height:18px;flex-basis:100%;word-break:break-word;color:var(--muted)}
.test-result.ok{color:var(--mint)}
.test-result.err{color:#fca5a5}

.turn-actions{display:flex;gap:7px;margin-top:2px}
.mini-btn{
  display:inline-flex;align-items:center;gap:5px;padding:5px 10px;border-radius:999px;
  font-size:11.5px;font-weight:600;color:var(--muted);
  background:var(--panel);border:1px solid var(--line);transition:all .15s;
}
.mini-btn:hover{color:var(--text);border-color:var(--line-2);background:var(--panel-2)}
.mini-btn:active{transform:scale(.95)}
.mini-btn.speaking{color:var(--mint);border-color:rgba(52,211,153,.45)}

/* coaching block */
.coach{
  margin-top:10px;padding:11px 12px;border-radius:var(--r-sm);
  background:linear-gradient(135deg,rgba(251,191,36,.10),rgba(251,191,36,.02));
  border:1px solid rgba(251,191,36,.22);
}
.coach-head{display:flex;align-items:center;gap:7px;margin-bottom:7px}
.coach-head svg{color:var(--amber)}
.coach-title{font-size:10.5px;font-weight:700;letter-spacing:.08em;text-transform:uppercase;color:var(--amber)}
.score{
  margin-left:auto;display:inline-flex;align-items:center;gap:5px;
  font-size:11px;font-weight:700;padding:2px 9px;border-radius:999px;
  background:rgba(52,211,153,.14);color:var(--mint);border:1px solid rgba(52,211,153,.3);
  font-variant-numeric:tabular-nums;
}
.score.low{background:rgba(251,113,133,.13);color:var(--red);border-color:rgba(251,113,133,.3)}
.score.mid{background:rgba(251,191,36,.14);color:var(--amber);border-color:rgba(251,191,36,.3)}
.coach-line{margin:0 0 6px;font-size:13px;line-height:1.6;overflow-wrap:anywhere}
.coach-line.note{color:#f6eccd}
.coach-fix{
  margin:0;padding:7px 9px;border-radius:8px;font-size:13px;line-height:1.55;
  background:rgba(255,255,255,.06);border:1px dashed rgba(251,191,36,.35);color:#fff6e0;
}
.coach-fix b{display:block;font-size:10px;letter-spacing:.08em;text-transform:uppercase;color:var(--amber);margin-bottom:3px;font-weight:700}
.coach-gloss{margin:6px 0 0;font-size:11.5px;line-height:1.55;color:var(--muted-2);font-style:italic}
.coach-meta{display:flex;gap:10px;margin-top:7px;font-size:10.5px;color:var(--muted-2);font-variant-numeric:tabular-nums}

/* ---------------- modal ---------------- */
.modal-backdrop{
  position:fixed;inset:0;z-index:60;display:grid;place-items:center;padding:20px;
  background:rgba(5,4,12,.72);backdrop-filter:blur(6px);
  animation:fade .18s ease both;
}
@keyframes fade{from{opacity:0}to{opacity:1}}
.modal{
  width:100%;max-width:460px;max-height:88dvh;display:flex;flex-direction:column;
  background:linear-gradient(165deg,#171331,#0d0b1c);
  border:1px solid var(--line-2);border-radius:var(--r-lg);box-shadow:var(--shadow);
  animation:pop .22s cubic-bezier(.2,1.1,.4,1) both;overflow:hidden;
}
.modal-sheet{max-width:520px}
@keyframes pop{from{opacity:0;transform:translateY(14px) scale(.97)}to{opacity:1;transform:none}}
.modal-head{
  display:flex;align-items:center;justify-content:space-between;
  padding:15px 18px;border-bottom:1px solid var(--line);
}
.modal-head h3{margin:0;font-size:15px;font-weight:700}
.modal-body{padding:16px 18px;overflow-y:auto;display:flex;flex-direction:column;gap:14px}
.modal-foot{
  display:flex;align-items:center;justify-content:space-between;gap:10px;
  padding:14px 18px;border-top:1px solid var(--line);
}
.field{display:flex;flex-direction:column;gap:6px}
.field label{font-size:12px;font-weight:600;color:var(--muted)}
.field select,.field input,.search-input{
  width:100%;padding:10px 12px;border-radius:var(--r-sm);
  background:var(--panel);border:1px solid var(--line);color:var(--text);
  font-size:13px;outline:none;transition:border-color .16s;
}
.field select:focus,.field input:focus,.search-input:focus{border-color:rgba(167,139,250,.6)}
.field select option{background:#14112a;color:#f4f2ff}
.field-help{margin:0;font-size:11px;color:var(--muted-2);line-height:1.55}
.check{display:flex;gap:9px;align-items:flex-start;font-size:12.5px;color:var(--muted);line-height:1.5;cursor:pointer}
.check input{margin-top:3px;accent-color:#a78bfa}

.lang-list{display:grid;grid-template-columns:repeat(auto-fill,minmax(140px,1fr));gap:7px}
.lang-item{
  display:flex;align-items:center;gap:9px;padding:9px 11px;border-radius:var(--r-sm);
  background:var(--panel);border:1px solid var(--line);font-size:13px;text-align:left;
  transition:all .14s;
}
.lang-item:hover{background:var(--panel-2);border-color:var(--line-2)}
.lang-item.selected{border-color:rgba(167,139,250,.7);background:rgba(124,58,237,.18)}
.lang-item .li-flag{font-size:17px}
.lang-item .li-name{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}

/* ---------------- toast ---------------- */
.toast{
  position:fixed;left:50%;bottom:calc(26px + env(safe-area-inset-bottom));transform:translateX(-50%);
  z-index:80;padding:11px 18px;border-radius:999px;font-size:12.5px;font-weight:600;
  background:#1b1636;border:1px solid var(--line-2);box-shadow:var(--shadow);
  animation:toastIn .25s cubic-bezier(.2,1.2,.4,1) both;max-width:92vw;text-align:center;
}
@keyframes toastIn{from{opacity:0;transform:translate(-50%,14px)}to{opacity:1;transform:translate(-50%,0)}}
.toast.err{border-color:rgba(251,113,133,.5);color:#ffd9df}
.toast.ok{border-color:rgba(52,211,153,.5);color:#c7f7e6}

/* ---------------- mobile / tablet tuning ---------------- */
@media (max-width:980px){
  /* stack the layout; keep the conversation feed usable instead of collapsing */
  .app{padding:14px 14px 22px;gap:14px}
  .stage{flex:0 0 auto}
  .feed-wrap{flex:1 1 320px;min-height:300px}
  .feed{min-height:200px}
  /* top bar: let actions wrap and shrink so nothing overflows on phones */
  .topbar{flex-wrap:wrap;row-gap:10px}
  .brand-text small{display:none}
  .icon-btn{padding:8px 10px;font-size:12px}
  .topbar-actions{gap:6px}
  /* language bar tightens up */
  .langbar{gap:8px}
  .lang-chip{padding:9px 11px}
  .lc-meta strong{font-size:13px}
  /* feed header tools wrap to their own row on narrow screens */
  .feed-head{flex-wrap:wrap;row-gap:8px}
  .feed-tools{order:3;flex-basis:100%}
}

@media (max-width:520px){
  .orb{width:270px;height:270px}
  .spectrum{width:270px;height:270px}
  .orb-btn{width:158px;height:158px}
  .orb-glow{width:280px;height:280px}
  .app{padding:12px 12px 18px}
  .brand-text strong{font-size:14px}
  .controls{justify-content:flex-start}
  .controls .toggle{font-size:11.5px;padding:6px 10px}
  #liveCaption{font-size:14px}
  .auth-card{padding:24px 18px 18px}
  .auth-brand h1{font-size:20px}
  .modal{max-width:100%}
}

@media (max-width:380px){
  .orb{width:240px;height:240px}
  .spectrum{width:240px;height:240px}
  .orb-btn{width:142px;height:142px}
  .orb-glow{width:252px;height:252px}
  .app{padding:10px 10px 16px}
}

@media (prefers-reduced-motion:reduce){
  *{animation-duration:.01ms !important;animation-iteration-count:1 !important;transition-duration:.01ms !important}
}

/* ---------------- profile dot in topbar ---------------- */
.profile-dot{
  display:inline-flex;align-items:center;justify-content:center;
  width:24px;height:24px;border-radius:50%;font-size:10px;font-weight:800;letter-spacing:.02em;
  background:linear-gradient(135deg,#a78bfa,#e879f9);color:#1a1030;text-transform:uppercase;
}
.icon-btn .profile-dot{margin:-2px}

/* ---------------- auth screen ---------------- */
.auth-screen{
  position:fixed;inset:0;z-index:90;display:flex;align-items:center;justify-content:center;
  padding:max(20px,env(safe-area-inset-top)) max(16px,env(safe-area-inset-right)) max(20px,env(safe-area-inset-bottom)) max(16px,env(safe-area-inset-left));
  overflow-y:auto;-webkit-overflow-scrolling:touch;
  background:
    radial-gradient(1200px 600px at 20% -10%,rgba(124,58,237,.30),transparent 60%),
    radial-gradient(900px 500px at 100% 110%,rgba(232,121,249,.22),transparent 55%),
    linear-gradient(160deg,#0a0814,#120a22);
  animation:fade .2s ease both;
}
.auth-card{
  width:100%;max-width:380px;margin:auto;padding:28px 24px 20px;border-radius:var(--r-lg);
  background:linear-gradient(165deg,rgba(23,19,49,.92),rgba(13,11,28,.96));
  border:1px solid var(--line-2);box-shadow:var(--shadow);
  display:flex;flex-direction:column;gap:14px;
}
.auth-brand{text-align:center;display:flex;flex-direction:column;align-items:center;gap:6px}
.auth-brand .brand-mark{transform:scale(1.15);margin-bottom:2px}
.auth-brand h1{margin:0;font-size:22px;font-weight:800;letter-spacing:-.01em}
.auth-brand p{margin:0;font-size:12.5px;color:var(--muted)}
.auth-tabs{display:flex;gap:6px;background:var(--panel);border:1px solid var(--line);border-radius:var(--r-sm);padding:4px}
.auth-tab{
  flex:1;padding:9px 0;border-radius:calc(var(--r-sm) - 3px);font-size:13px;font-weight:600;color:var(--muted);
  transition:all .16s;
}
.auth-tab.active{background:linear-gradient(135deg,#c4b5fd,#f0abfc);color:#1a1030}
.auth-form{display:flex;flex-direction:column;gap:11px}
.auth-form label{display:flex;flex-direction:column;gap:6px;font-size:12px;font-weight:600;color:var(--muted)}
.auth-form input{
  width:100%;padding:11px 12px;border-radius:var(--r-sm);
  background:var(--panel);border:1px solid var(--line);color:var(--text);font-size:13.5px;outline:none;
  transition:border-color .16s;
}
.auth-form input:focus{border-color:rgba(167,139,250,.6)}
.auth-err{margin:0;font-size:12px;color:#ffb3c0;min-height:1px}
.auth-guest{width:100%;text-align:center;background:transparent;border-color:var(--line)}
.auth-foot{margin:0;text-align:center;font-size:11px;color:var(--muted-2);line-height:1.5}

/* ---------------- profile modal content ---------------- */
.profile-top{display:flex;align-items:center;gap:14px}
.profile-avatar{
  width:54px;height:54px;border-radius:50%;flex:none;display:flex;align-items:center;justify-content:center;
  font-size:22px;font-weight:800;background:linear-gradient(135deg,#a78bfa,#e879f9);color:#1a1030;
}
.profile-top strong{display:block;font-size:15px}
.profile-top small{color:var(--muted);font-size:12px}
.avatar-picker{display:flex;flex-wrap:wrap;gap:8px}
.av-opt{
  width:40px;height:40px;border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:19px;
  background:var(--panel);border:1px solid var(--line);transition:all .14s;
}
.av-opt:hover{border-color:var(--line-2);background:var(--panel-2)}
.av-opt.selected{border-color:rgba(167,139,250,.8);box-shadow:0 0 0 3px rgba(167,139,250,.22)}
.profile-guest{display:flex;flex-direction:column;gap:12px;font-size:13px;color:var(--muted);line-height:1.6}
.danger{color:#ffb3c0;border-color:rgba(251,113,133,.4)}
.danger:hover{background:rgba(251,113,133,.12)}

/* ---------------- feed tools (search + favorites) ---------------- */
.feed-tools{display:flex;align-items:center;gap:8px;flex:1;min-width:0}
.feed-search{
  flex:1;min-width:0;padding:7px 11px;border-radius:var(--r-sm);
  background:var(--panel);border:1px solid var(--line);color:var(--text);font-size:12.5px;outline:none;
}
.feed-search:focus{border-color:rgba(167,139,250,.6)}
.feed-search::placeholder{color:var(--muted-2)}
.ghost-btn.sm{padding:7px 11px;font-size:12px;border-radius:var(--r-sm);white-space:nowrap}
#favFilter.active{border-color:rgba(251,191,36,.6);color:var(--amber);background:rgba(251,191,36,.12)}

/* ---------------- turn star / delete ---------------- */
.mini-btn.active{color:var(--amber);border-color:rgba(251,191,36,.5)}
.turn.starred{border-left-color:var(--amber) !important}
.turn.starred .avatar{background:linear-gradient(135deg,#fbbf24,#e879f9);color:#1a1030}
.turn-actions{display:flex;flex-wrap:wrap;gap:6px;margin-top:10px}
.turn-actions .mini-btn{padding:6px 10px;font-size:11.5px}

/* ---------------- profile stats ---------------- */
.profile-stats{display:flex;gap:10px;margin-top:4px}
.profile-stats > div{
  flex:1;display:flex;flex-direction:column;align-items:center;gap:2px;padding:12px 8px;border-radius:var(--r-sm);
  background:var(--panel);border:1px solid var(--line);
}
.profile-stats strong{font-size:18px;font-weight:800}
.profile-stats span{font-size:10.5px;color:var(--muted);text-transform:uppercase;letter-spacing:.06em}

/* ---------------- auth-screen "this device" data sheet ---------------- */
.auth-stats{
  display:flex;flex-direction:column;gap:9px;padding:14px;border-radius:var(--r-md);
  background:var(--panel);border:1px solid var(--line);
}
.auth-stats-head{font-size:10.5px;font-weight:700;letter-spacing:.09em;text-transform:uppercase;color:var(--muted)}
.auth-stats .profile-stats{margin-top:0}
.auth-stats .profile-stats > div{padding:10px 6px}
.auth-stats .profile-stats strong{font-size:16px}

/* ---------------- light theme overrides ---------------- */
[data-theme="light"]{
  --bg:#f5f4fc; --bg-2:#ebe8f7;
  --panel:rgba(26,20,48,.045); --panel-2:rgba(26,20,48,.08);
  --line:rgba(26,20,48,.12); --line-2:rgba(26,20,48,.20);
  --text:#1b1530; --muted:#5d587e; --muted-2:#8c88a8;
  --shadow:0 18px 50px rgba(40,20,80,.16);
}
[data-theme="light"] .modal{background:linear-gradient(165deg,#ffffff,#f4f1fb);border-color:rgba(26,20,48,.14)}
[data-theme="light"] .auth-screen{background:
  radial-gradient(1200px 600px at 20% -10%,rgba(124,58,237,.16),transparent 60%),
  radial-gradient(900px 500px at 100% 110%,rgba(232,121,249,.14),transparent 55%),
  linear-gradient(160deg,#f7f5fc,#e9e5f8)}
[data-theme="light"] .auth-card{background:linear-gradient(165deg,rgba(255,255,255,.96),rgba(244,241,251,.98));border-color:rgba(26,20,48,.14)}
[data-theme="light"] .toast{background:#ffffff;border-color:rgba(26,20,48,.16);color:var(--text)}
[data-theme="light"] .toast.err{color:#b4233a;border-color:rgba(180,35,58,.4)}
[data-theme="light"] .toast.ok{color:#0f7a52;border-color:rgba(15,122,82,.4)}
[data-theme="light"] .field select option,[data-theme="light"] .field input,[data-theme="light"] .search-input,[data-theme="light"] .auth-form input,[data-theme="light"] .feed-search{background:#ffffff;color:var(--text);border-color:var(--line)}
[data-theme="light"] .lang-item,[data-theme="light"] .av-opt{background:rgba(26,20,48,.04);border-color:rgba(26,20,48,.12)}
[data-theme="light"] .turn{background:linear-gradient(135deg,rgba(124,58,237,.05),rgba(232,121,249,.03))}
[data-theme="light"] .empty-state,[data-theme="light"] .caption-box{background:var(--panel)}

/* ---------------- accent themes (data-accent on <html>) ----------------
   These override the brand colours, the spectrum gradient and the orb
   gradient. "aurora" is the default (matches :root), so only the others
   are overridden here. */
:root[data-accent="ocean"]{
  --violet:#1d4ed8; --violet-lt:#60a5fa; --magenta:#22d3ee; --amber:#38bdf8;
  --spec1:#60a5fa; --spec2:#22d3ee; --spec3:#38bdf8;
  --orb1:#1e3a8a; --orb2:#0ea5e9; --orb3:#2563eb;
}
:root[data-accent="forest"]{
  --violet:#047857; --violet-lt:#34d399; --magenta:#10b981; --amber:#a3e635;
  --spec1:#34d399; --spec2:#10b981; --spec3:#a3e635;
  --orb1:#065f46; --orb2:#059669; --orb3:#047857;
}
:root[data-accent="sunset"]{
  --violet:#be123c; --violet-lt:#fb7185; --magenta:#fb923c; --amber:#fbbf24;
  --spec1:#fb7185; --spec2:#fb923c; --spec3:#fbbf24;
  --orb1:#9f1239; --orb2:#ea580c; --orb3:#be123c;
}
:root[data-accent="mono"]{
  --violet:#334155; --violet-lt:#94a3b8; --magenta:#64748b; --amber:#cbd5e1;
  --spec1:#94a3b8; --spec2:#64748b; --spec3:#cbd5e1;
  --orb1:#1e293b; --orb2:#475569; --orb3:#334155;
}
/* recolor the orb button gradient per accent (defaults match aurora) */
.orb-btn{
  background:
    radial-gradient(circle at 32% 26%, rgba(255,255,255,.16), transparent 42%),
    linear-gradient(155deg, var(--orb1,#6d28d9) 0%, var(--orb2,#a21caf) 52%, var(--orb3,#7c3aed) 100%);
}

/* ---------------- SSO buttons on the auth screen ---------------- */
.auth-divider{display:flex;align-items:center;gap:12px;color:var(--muted-2);font-size:11.5px;text-transform:uppercase;letter-spacing:.08em}
.auth-divider::before,.auth-divider::after{content:"";flex:1;height:1px;background:var(--line)}
.auth-sso{display:grid;grid-template-columns:1fr 1fr;gap:9px}
.sso-btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:10px 12px;border-radius:var(--r-sm);font-size:12.5px;font-weight:600;
  background:var(--panel);border:1px solid var(--line-2);color:var(--text);
  transition:background .16s,border-color .16s,transform .16s;
}
.sso-btn:hover:not(:disabled){background:var(--panel-2);border-color:var(--line-2)}
.sso-btn:active:not(:disabled){transform:scale(.97)}
.sso-btn:disabled{opacity:.45;cursor:not-allowed}
.sso-btn svg{width:17px;height:17px;flex:none}
.sso-passkey{grid-column:1 / -1;background:linear-gradient(135deg,rgba(124,58,237,.18),rgba(232,121,249,.10));border-color:rgba(167,139,250,.4)}

/* ---------------- share banner (read-only shared transcript) ---------------- */
.share-banner{
  display:flex;align-items:center;justify-content:space-between;gap:12px;
  padding:11px 16px;border-radius:var(--r-md);font-size:12.5px;
  background:linear-gradient(135deg,rgba(52,211,153,.16),rgba(52,211,153,.06));
  border:1px solid rgba(52,211,153,.4);color:var(--text);
}
.share-banner strong{font-weight:700}
body.share-mode .turn-actions{display:none}
body.share-mode .controls{display:none}

/* ---------------- profile: methods + account switcher ---------------- */
.method-chips{display:flex;flex-wrap:wrap;gap:7px;margin-bottom:9px}
.method-chip{
  display:inline-flex;align-items:center;padding:4px 10px;border-radius:999px;font-size:11.5px;font-weight:600;
  background:rgba(167,139,250,.14);border:1px solid rgba(167,139,250,.32);color:var(--violet-lt);
}
.method-chip.muted{background:var(--panel);border-color:var(--line);color:var(--muted-2)}
.acct-list{display:flex;flex-direction:column;gap:7px}
.acct-row{display:flex;align-items:center;justify-content:space-between;gap:10px;padding:9px 11px;border-radius:var(--r-sm);background:var(--panel);border:1px solid var(--line)}
.acct-name{font-size:12.5px;font-weight:600;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}

/* ---------------- live mic level meter ---------------- */
.mic-meter{
  height:7px; width:min(280px,72%); margin:12px auto 0;
  background:rgba(255,255,255,.08); border-radius:6px; overflow:hidden;
}
.mic-meter[hidden]{display:none}
.mic-meter-fill{
  height:100%; width:0%;
  background:linear-gradient(90deg,var(--violet,#a78bfa),var(--magenta,#e879f9));
  border-radius:6px; transition:width .06s linear;
}
.mic-meter-fill[data-live="1"]{box-shadow:0 0 10px var(--violet,#a78bfa)}

/* ---------------- history locked banner ---------------- */
.history-lock{
  display:flex;align-items:center;gap:10px;justify-content:center;
  margin:14px auto 0;max-width:min(560px,92%);padding:10px 14px;border-radius:var(--r-sm);
  background:rgba(251,191,36,.12);border:1px solid rgba(251,191,36,.34);color:var(--text);
  font-size:13px;
}
.history-lock[hidden]{display:none}
.history-lock .hl-lock{font-size:16px;line-height:1}
.history-lock .hl-text{line-height:1.4}
.link-btn{
  background:none;border:none;padding:0;margin:0;cursor:pointer;
  color:var(--violet-lt,#c4b5fd);font:inherit;font-weight:600;text-decoration:underline;
}
.link-btn:hover{color:var(--magenta,#e879f9)}