/* Voice Translator - light and dark tokens, mobile first. */
:root {
  --bg: #f6f4ef; --card: #ffffff; --card-2: #f0ede6; --ink: #1d2327; --ink-2: #4c5459; --muted: #6c7479; --line: #ddd8cd;
  --accent: #0f6e78; --accent-ink: #ffffff; --accent-soft: #dcefee; --a: #0f6e78; --a-soft: #dcefee; --b: #9a4d12; --b-soft: #f6e5d6;
  --warn: #8a5a00; --warn-soft: #fff1cf; --err: #b3261e; --err-soft: #fbe3e1; --ok: #1e6b3a; --ok-soft: #dff1e5;
  --rec: #c62828; --shadow: 0 1px 2px rgba(20, 30, 40, .06), 0 4px 16px rgba(20, 30, 40, .06);
  --radius: 14px; --font: system-ui, -apple-system, "Segoe UI", Roboto, "Noto Sans", sans-serif;
  color-scheme: light;
}
[data-theme="dark"] {
  --bg: #12171a; --card: #1a2125; --card-2: #222b30; --ink: #e8ecee; --ink-2: #bcc5ca; --muted: #8f9a9f; --line: #2f3a40;
  --accent: #4fb8c2; --accent-ink: #0b1416; --accent-soft: #173539; --a: #4fb8c2; --a-soft: #173539; --b: #e3a36d; --b-soft: #3a2a1c;
  --warn: #f1c35a; --warn-soft: #3a2f12; --err: #ff8a80; --err-soft: #3d1d1b; --ok: #7fd59c; --ok-soft: #173525;
  --rec: #ff6b60; --shadow: 0 1px 2px rgba(0, 0, 0, .3), 0 4px 16px rgba(0, 0, 0, .25);
  color-scheme: dark;
}
* { box-sizing: border-box; }
html, body { margin: 0; }
body { background: var(--bg); color: var(--ink); font: 16px/1.5 var(--font); -webkit-text-size-adjust: 100%; }
a { color: var(--accent); }
.hidden { display: none !important; }
.visually-hidden { position: absolute !important; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }
.muted { color: var(--muted); }
.note { color: var(--muted); font-size: .88rem; margin: .4rem 0 0; min-height: 0; }
.note:empty { display: none; }

/* header */
.topbar { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: .6rem 1rem; padding: .8rem 16px; max-width: 1100px; margin: 0 auto; }
.brand { display: flex; align-items: center; gap: .7rem; min-width: 0; }
.mark { width: 38px; height: 38px; color: var(--accent); flex: none; }
.brand-text h1 { font-size: 1.25rem; margin: 0; letter-spacing: -.01em; }
.tagline { margin: 0; color: var(--muted); font-size: .88rem; }
.session { display: flex; align-items: center; gap: .4rem; flex-wrap: wrap; }
.chip-link { font-size: .85rem; text-decoration: none; padding: .3rem .6rem; border-radius: 999px; border: 1px solid var(--line); color: var(--ink-2); background: var(--card); }
.credits { font-size: .85rem; font-variant-numeric: tabular-nums; padding: .3rem .6rem; border-radius: 999px; background: var(--accent-soft); color: var(--ink); }

/* buttons */
.btn { font: inherit; font-size: .92rem; border: 1px solid var(--accent); background: var(--accent); color: var(--accent-ink); padding: .5rem .95rem; border-radius: 10px; cursor: pointer; text-decoration: none; display: inline-flex; align-items: center; gap: .35rem; line-height: 1.2; }
.btn:hover { filter: brightness(1.06); }
.btn:disabled { opacity: .45; cursor: not-allowed; filter: none; }
.btn.quiet { background: transparent; color: var(--ink); border-color: var(--line); }
.btn.quiet:hover { background: var(--card-2); filter: none; }
.btn.small { font-size: .85rem; padding: .35rem .7rem; }
.btn.tiny { font-size: .78rem; padding: .2rem .5rem; border-radius: 8px; }
.btn.icon { width: 2.2rem; height: 2.2rem; justify-content: center; padding: 0; font-size: 1.1rem; }
button:focus-visible, a:focus-visible, select:focus-visible, input:focus-visible, textarea:focus-visible, summary:focus-visible { outline: 3px solid var(--accent); outline-offset: 2px; }

/* layout */
.wrap { max-width: 1100px; margin: 0 auto; padding: 0 16px 2rem; display: grid; gap: 1rem; }
.card { background: var(--card); border: 1px solid var(--line); border-radius: var(--radius); padding: 1rem; box-shadow: var(--shadow); min-width: 0; }
.card h2 { font-size: 1.05rem; margin: 0 0 .4rem; }
.sub { color: var(--ink-2); font-size: .92rem; margin: .2rem 0 .8rem; }

/* setup */
.setup-head { display: flex; flex-wrap: wrap; align-items: center; gap: .5rem 1rem; margin-bottom: .8rem; }
.hint { margin: 0; color: var(--muted); font-size: .9rem; }
.seg-toggle { display: inline-flex; background: var(--card-2); border-radius: 999px; padding: 3px; border: 1px solid var(--line); }
.seg-toggle label { position: relative; cursor: pointer; }
.seg-toggle input { position: absolute; opacity: 0; inset: 0; cursor: pointer; }
.seg-toggle span { display: block; padding: .35rem .9rem; border-radius: 999px; font-size: .9rem; color: var(--ink-2); }
.seg-toggle input:checked + span { background: var(--card); color: var(--ink); box-shadow: var(--shadow); font-weight: 600; }
.seg-toggle input:focus-visible + span { outline: 3px solid var(--accent); }
.langs { display: grid; grid-template-columns: 1fr auto 1fr; align-items: end; gap: .6rem; }
.lang-pick { display: grid; gap: .25rem; min-width: 0; }
.lab { font-size: .8rem; color: var(--muted); text-transform: uppercase; letter-spacing: .05em; }
select, input[type="text"], textarea { font: inherit; color: var(--ink); background: var(--card); border: 1px solid var(--line); border-radius: 10px; padding: .55rem .7rem; width: 100%; min-width: 0; }
.lang-pick select { font-size: 1.02rem; font-weight: 600; padding: .65rem .7rem; }
.swap { margin-bottom: .2rem; }
.opts { margin-top: .9rem; border-top: 1px solid var(--line); padding-top: .7rem; }
.opts summary { cursor: pointer; font-weight: 600; font-size: .95rem; }
.opts summary .muted { font-weight: 400; font-size: .85rem; }
.opt-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); gap: .8rem; margin-top: .8rem; }
fieldset { border: 1px solid var(--line); border-radius: 12px; padding: .6rem .8rem .8rem; margin: 0; display: grid; gap: .45rem; min-width: 0; }
legend { font-weight: 600; font-size: .9rem; padding: 0 .3rem; }
fieldset label { font-size: .9rem; display: block; }
fieldset label.inline { display: flex; align-items: center; gap: .5rem; }
fieldset label.inline select { width: auto; flex: 1; }
.model-box { background: var(--card-2); border-radius: 10px; padding: .5rem .6rem; }
.model-box .note { margin: 0 0 .4rem; display: block; }
.model-box .row { display: flex; gap: .4rem; flex-wrap: wrap; }
.bar { height: 6px; background: var(--line); border-radius: 99px; overflow: hidden; margin-top: .5rem; }
.bar span { display: block; height: 100%; width: 0; background: var(--accent); transition: width .2s; }

/* stage */
.panes { display: grid; gap: 1rem; }
.panes.two { grid-template-columns: 1fr 1fr; }
.pane { display: grid; justify-items: center; gap: .5rem; padding: .6rem; border-radius: 12px; background: var(--card-2); transition: transform .3s; }
.pane[data-who="A"] { border-top: 3px solid var(--a); }
.pane[data-who="B"] { border-top: 3px solid var(--b); }
.panes.face .pane[data-who="B"] { transform: rotate(180deg); }
.pane-head { display: flex; align-items: center; gap: .4rem; font-size: .9rem; color: var(--ink-2); }
.who-badge { display: inline-grid; place-items: center; width: 1.5rem; height: 1.5rem; border-radius: 50%; font-size: .78rem; font-weight: 700; color: #fff; background: var(--a); }
.who-badge.b { background: var(--b); }
[data-theme="dark"] .who-badge { color: #111; }
.mic { position: relative; display: grid; justify-items: center; gap: .3rem; border: 0; background: transparent; color: var(--ink); cursor: pointer; font: inherit; padding: .4rem; }
.mic svg { width: 76px; height: 76px; padding: 18px; border-radius: 50%; background: var(--accent); color: var(--accent-ink); box-shadow: var(--shadow); transition: transform .15s, background .15s; }
.pane[data-who="B"] .mic svg { background: var(--b); color: #fff; }
.mic:hover svg { transform: scale(1.04); }
.mic.on svg { background: var(--rec) !important; color: #fff; }
.mic-ring { position: absolute; top: .4rem; width: 76px; height: 76px; border-radius: 50%; pointer-events: none; }
.mic.on .mic-ring { animation: ring 1.4s ease-out infinite; box-shadow: 0 0 0 0 var(--rec); }
@keyframes ring { 0% { box-shadow: 0 0 0 0 rgba(198, 40, 40, .45); } 100% { box-shadow: 0 0 0 22px rgba(198, 40, 40, 0); } }
@media (prefers-reduced-motion: reduce) { .mic.on .mic-ring { animation: none; box-shadow: 0 0 0 6px rgba(198, 40, 40, .3); } .pane { transition: none; } }
.mic-label { font-size: .9rem; font-weight: 600; text-align: center; }
.live { min-height: 1.5em; margin: 0; text-align: center; color: var(--ink-2); font-style: italic; max-width: 40ch; overflow-wrap: anywhere; }
.stage-row { display: flex; flex-wrap: wrap; gap: .6rem 1rem; align-items: center; justify-content: center; margin-top: .6rem; }
.check { font-size: .88rem; }
.type-row { display: flex; gap: .5rem; margin-top: .8rem; }
.type-row select { width: auto; flex: none; }
.type-row input { flex: 1; }
.meter-row { margin-top: .6rem; }
.meter { margin: 0; font-size: .88rem; color: var(--ink-2); }
.meter:empty { display: none; }
.gate { margin-top: .7rem; display: flex; flex-wrap: wrap; align-items: center; gap: .6rem 1rem; background: var(--accent-soft); border-radius: 12px; padding: .7rem .9rem; }
.gate p { margin: 0; flex: 1 1 260px; font-size: .92rem; }

/* progress */
.progress { padding: .7rem 1rem; }
.pg-head { font-weight: 600; font-size: .92rem; display: flex; gap: .5rem; flex-wrap: wrap; align-items: baseline; }
.pg-clock { font-variant-numeric: tabular-nums; color: var(--muted); font-weight: 400; }
.pg-steps { list-style: none; padding: 0; margin: .5rem 0 0; display: flex; flex-wrap: wrap; gap: .3rem .9rem; font-size: .84rem; color: var(--muted); }
.pg-steps li::before { content: "\25CB"; margin-right: .3rem; }
.pg-steps li.now { color: var(--ink); font-weight: 600; }
.pg-steps li.now::before { content: "\25D4"; color: var(--accent); }
.pg-steps li.done { color: var(--ok); }
.pg-steps li.done::before { content: "\2713"; }

/* feed */
.feed-head { display: flex; flex-wrap: wrap; align-items: center; gap: .4rem 1rem; }
.feed-head h2 { margin: 0; }
.totals { margin: 0; font-size: .88rem; color: var(--ink-2); font-variant-numeric: tabular-nums; flex: 1; }
.feed-tools { display: flex; flex-wrap: wrap; gap: .3rem; }
.replay { margin-top: .7rem; display: flex; flex-wrap: wrap; justify-content: space-between; align-items: center; gap: .5rem; background: var(--ok-soft); border-radius: 10px; padding: .5rem .8rem; font-size: .9rem; }
.cols-head { display: grid; grid-template-columns: 4.5rem 1fr 1fr 7.5rem; gap: .8rem; font-size: .75rem; text-transform: uppercase; letter-spacing: .05em; color: var(--muted); padding: .8rem .2rem .3rem; border-bottom: 1px solid var(--line); }
.cols-head span:first-child { grid-column: 2; }
.segs { list-style: none; margin: 0; padding: 0; }
.seg { display: grid; grid-template-columns: 4.5rem 1fr 1fr 7.5rem; gap: .8rem; padding: .75rem .2rem; border-bottom: 1px solid var(--line); align-items: start; }
.seg-meta { display: grid; gap: .2rem; justify-items: start; font-size: .78rem; color: var(--muted); }
.seg-meta .at { font-variant-numeric: tabular-nums; }
.seg-src, .seg-tr { min-width: 0; display: grid; gap: .25rem; align-content: start; }
.lang-tag { justify-self: start; font-size: .68rem; font-weight: 700; letter-spacing: .05em; padding: .05rem .4rem; border-radius: 6px; background: var(--card-2); color: var(--ink-2); }
.said { margin: 0; color: var(--ink-2); overflow-wrap: anywhere; }
.tr { margin: 0; font-size: 1.08rem; font-weight: 600; overflow-wrap: anywhere; }
.seg.who-B .tr { color: var(--ink); }
.seg.who-A .seg-tr { border-left: 3px solid var(--a-soft); padding-left: .6rem; }
.seg.who-B .seg-tr { border-left: 3px solid var(--b-soft); padding-left: .6rem; }
.roman { margin: 0; font-style: italic; color: var(--ink-2); font-size: .92rem; }
.back, .note-line { margin: 0; font-size: .86rem; color: var(--ink-2); }
.k { font-weight: 600; color: var(--muted); }
.wait { margin: 0; color: var(--muted); font-style: italic; }
.pulse { animation: pulse 1.2s ease-in-out infinite; }
@keyframes pulse { 50% { opacity: .45; } }
@media (prefers-reduced-motion: reduce) { .pulse { animation: none; } }
.err { margin: 0; color: var(--err); font-size: .88rem; }
.flags { list-style: none; margin: .2rem 0 0; padding: 0; display: grid; gap: .2rem; }
.flag { font-size: .82rem; padding: .2rem .5rem; border-radius: 8px; }
.flag.warn { background: var(--warn-soft); color: var(--warn); }
.flag.info { background: var(--card-2); color: var(--ink-2); }
.seg-act { display: flex; flex-wrap: wrap; gap: .25rem; justify-content: flex-end; align-items: center; }
.cost { font-size: .8rem; font-variant-numeric: tabular-nums; color: var(--muted); width: 100%; text-align: right; }
.cost-split { font-size: .72rem; opacity: .85; }
.empty { color: var(--muted); font-size: .92rem; margin: .8rem 0 0; }

/* examples, history, how */
.free { font-size: .72rem; vertical-align: middle; background: var(--ok-soft); color: var(--ok); padding: .1rem .45rem; border-radius: 99px; margin-left: .3rem; }
.ex-list { display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); gap: .7rem; }
.ex-card { text-align: left; font: inherit; color: var(--ink); background: var(--card-2); border: 1px solid var(--line); border-radius: 12px; padding: .8rem; cursor: pointer; display: grid; gap: .25rem; }
.ex-card:hover { border-color: var(--accent); }
.ex-langs { font-size: .84rem; color: var(--accent); font-weight: 600; }
.ex-blurb { font-size: .86rem; color: var(--ink-2); }
.ex-go { font-size: .84rem; font-weight: 600; margin-top: .2rem; }
.hist-list { list-style: none; margin: 0; padding: 0; display: grid; gap: .4rem; }
.hist-item { display: flex; gap: .5rem; align-items: center; border: 1px solid var(--line); border-radius: 10px; padding: .4rem .5rem; }
.hist-open { flex: 1; text-align: left; font: inherit; color: var(--ink); background: transparent; border: 0; cursor: pointer; display: grid; gap: .1rem; padding: .2rem; min-width: 0; }
.hist-open .muted { font-size: .84rem; }
.how-list { margin: 0 0 .5rem; padding-left: 1.2rem; display: grid; gap: .3rem; font-size: .93rem; }
.foot { max-width: 1100px; margin: 0 auto; padding: 0 16px 2rem; font-size: .86rem; color: var(--ink-2); text-align: center; }
.foot p { margin: .2rem 0; }

/* toasts */
.toasts { position: fixed; right: 16px; bottom: 16px; left: 16px; display: grid; gap: .4rem; justify-items: end; z-index: 50; pointer-events: none; }
.toast { pointer-events: auto; max-width: 420px; background: var(--ink); color: var(--bg); padding: .6rem .9rem; border-radius: 10px; font-size: .9rem; box-shadow: var(--shadow); display: flex; gap: .6rem; align-items: center; transition: opacity .5s; }
.toast.err { background: var(--err); color: #fff; }
.toast.warn { background: var(--warn-soft); color: var(--warn); border: 1px solid var(--warn); }
.toast a { color: inherit; font-weight: 700; }
.toast.gone { opacity: 0; }

/* phones */
@media (max-width: 760px) {
  .cols-head { display: none; }
  .seg { grid-template-columns: 1fr; gap: .4rem; }
  .seg-meta { display: flex; gap: .5rem; align-items: center; }
  .seg-act { justify-content: flex-start; }
  .cost { width: auto; text-align: left; margin-right: .4rem; }
  .panes.two { grid-template-columns: 1fr; }
  .langs { grid-template-columns: 1fr auto 1fr; }
  .mic svg { width: 68px; height: 68px; padding: 16px; }
  .mic-ring { width: 68px; height: 68px; }
}
@media (max-width: 420px) {
  .langs { grid-template-columns: 1fr; }
  .swap { justify-self: center; transform: rotate(90deg); }
  .session .chip-link#home { display: none; }
}