/* OwnVoice product site. Same palette and type as the main site, but written
   for someone deciding whether to use the thing, not for a judging panel. */

:root{
  --cream:#f4efe6; --cream-2:#efe7d9; --ink:#14110f; --ink-soft:#4a443d;
  --cobalt:#3e6be0; --marigold:#f4b024; --tangerine:#ee6c34; --grass:#3fa85b;
  --violet:#8a5cf6; --sky:#62c6e8; --rule:#ded6c8;
  /* Archivo and Figtree carry no Chinese glyphs, so Noto Sans TC follows them
     in both stacks and the page does not fall back to a mismatched system face
     the moment the interface is switched to Chinese. */
  --display:'Archivo','Noto Sans TC','PingFang TC','Microsoft JhengHei',system-ui,sans-serif;
  --body:'Figtree','Noto Sans TC','PingFang TC','Microsoft JhengHei',system-ui,-apple-system,sans-serif;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0; background:var(--cream); color:var(--ink);
  font-family:var(--body); font-size:17px; line-height:1.6;
  -webkit-font-smoothing:antialiased;
}
.wrap{max-width:1140px;margin:0 auto;padding:0 24px}
.wrap.narrow{max-width:760px}
.center{text-align:center}
h1,h2,h3{font-family:var(--display);letter-spacing:-.02em;margin:0}
h2{font-size:clamp(28px,3.6vw,44px);line-height:1.1;margin-bottom:14px}
h3{font-size:20px;line-height:1.25}

/* ------------------------------------------------------------------- nav */
.nav{
  position:sticky; top:0; z-index:50; display:flex; align-items:center; gap:28px;
  padding:14px 24px; background:rgba(244,239,230,.88);
  backdrop-filter:blur(10px); border-bottom:1px solid var(--rule);
}
.nav__brand{font-family:var(--display);font-weight:900;font-size:20px;
  text-decoration:none;color:var(--ink)}
.nav__brand span{color:var(--cobalt)}
.nav__links{display:flex;gap:22px;margin-left:auto}
.nav__links a{color:var(--ink-soft);text-decoration:none;font-size:15px;font-weight:500}
.nav__links a:hover{color:var(--ink)}

/* Language toggle. It shows the language you would switch TO, not the one you
   are in, which is the convention people already read correctly. */
.lang{margin-left:auto;padding:8px 15px;border-radius:999px;cursor:pointer;
  border:1.5px solid var(--rule);background:#fff;color:var(--ink);
  font:inherit;font-size:14px;font-weight:700;line-height:1.2;white-space:nowrap}
.lang:hover{border-color:var(--ink)}
.nav__links+.lang{margin-left:0}

/* ----------------------------------------------------------------- button */
.btn{
  display:inline-block;padding:13px 24px;border-radius:999px;
  background:var(--ink);color:var(--cream);text-decoration:none;
  font-weight:700;font-size:16px;border:2px solid var(--ink);
}
.btn:hover{background:var(--cobalt);border-color:var(--cobalt)}
.btn--ghost{background:transparent;color:var(--ink)}
.btn--ghost:hover{background:var(--ink);color:var(--cream);border-color:var(--ink)}
.btn--sm{padding:9px 17px;font-size:14px}

/* ------------------------------------------------------------------ hero */
.hero{padding:96px 0 72px}
.eyebrow{margin:0 0 16px;font-size:13px;font-weight:700;letter-spacing:.14em;
  text-transform:uppercase;color:var(--ink-soft)}
.hero h1{font-size:clamp(42px,7vw,86px);line-height:1.02;font-weight:900;margin-bottom:22px}
.lede{max-width:60ch;font-size:clamp(17px,1.7vw,21px);color:var(--ink-soft);margin:0 0 30px}
.cta{display:flex;gap:12px;flex-wrap:wrap}
.cta--center{justify-content:center}
.hero__note{margin:22px 0 0;font-size:14px;color:var(--ink-soft)}

/* ----------------------------------------------------------------- bands */
.band{padding:80px 0}
.band--alt{background:var(--cream-2)}
.band--dark{background:var(--ink);color:var(--cream)}
.band--dark .sub,.band--dark .hero__note{color:#b9b1a5}
.sub{max-width:62ch;color:var(--ink-soft);margin:0 0 34px;font-size:17px}
.big{font-size:clamp(18px,2vw,23px);line-height:1.55}

/* ----------------------------------------------------------------- cards */
.grid3{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.grid2{display:grid;grid-template-columns:repeat(2,1fr);gap:16px}
.card{padding:28px 26px;border-radius:20px;color:#fff}
.card h3{margin-bottom:10px}
.card p{margin:0;font-size:15.5px;line-height:1.55;opacity:.95}
.card--cobalt{background:var(--cobalt)}
.card--violet{background:var(--violet)}
.card--grass{background:var(--grass)}

.row{padding:22px 24px;border-radius:16px;background:#fff;border:1px solid var(--rule)}
.row h3{font-size:18px;margin-bottom:6px}
.row p{margin:0;font-size:15.5px;color:var(--ink-soft)}

/* ------------------------------------------------------------------ demo */
.demo{display:grid;grid-template-columns:1fr 1fr;gap:20px;align-items:start}
.demo__left,.demo__right{display:flex;flex-direction:column;gap:14px}
.demo__left{background:#fff;border:1px solid var(--rule);border-radius:20px;padding:26px}
.demo__ref{margin:0;font-size:clamp(24px,2.8vw,34px);font-weight:700;
  font-family:var(--display);line-height:1.3}
.demo__gloss{margin:0;font-size:14.5px;color:var(--ink-soft)}
.chips{display:flex;flex-wrap:wrap;gap:8px}
.chip{padding:9px 15px;border-radius:999px;border:1px solid var(--rule);
  background:#fff;font:inherit;font-size:14px;font-weight:600;cursor:pointer;color:var(--ink)}
.chip:hover{border-color:var(--ink)}
.chip.is-on{background:var(--ink);color:var(--cream);border-color:var(--ink)}
.demo__audio,audio{width:100%}
.demo__hint{margin:0;font-size:14px;color:var(--ink-soft);line-height:1.55}

.result{padding:20px 22px;border-radius:18px;background:#fff;
  border:1px solid var(--rule);border-left:6px solid var(--ink)}
.result--bad{border-left-color:var(--tangerine)}
.result--good{border-left-color:var(--grass)}
.result__top{display:flex;justify-content:space-between;gap:12px;
  font-size:12.5px;font-weight:700;letter-spacing:.04em;text-transform:uppercase;
  color:var(--ink-soft);margin-bottom:8px}
.result__text{margin:0 0 8px;font-size:clamp(20px,2.2vw,26px);font-weight:700;
  font-family:var(--display);line-height:1.4}
.result__note{margin:0;font-size:14px;color:var(--ink-soft);line-height:1.5}

/* ----------------------------------------------------------------- steps */
.steps{list-style:none;margin:0;padding:0;display:grid;
  grid-template-columns:repeat(3,1fr);gap:26px}
.steps li{display:flex;gap:14px;align-items:flex-start}
.steps__n{flex:0 0 auto;width:38px;height:38px;border-radius:50%;
  background:var(--marigold);color:var(--ink);display:grid;place-items:center;
  font-family:var(--display);font-weight:900;font-size:17px}
.steps h3{margin:5px 0 7px;font-size:19px}
.steps p{margin:0;font-size:15.5px;color:#b9b1a5;line-height:1.55}

/* ----------------------------------------------------------------- stats */
.stats{margin-bottom:28px}
.stat{padding:28px 26px;border-radius:20px;color:#fff;display:flex;
  flex-direction:column;gap:10px}
.stat b{font-family:var(--display);font-size:clamp(34px,4.4vw,52px);line-height:1;
  font-weight:900}
.stat span{font-size:15px;line-height:1.5;opacity:.95}
.stat--grass{background:var(--grass)}
.stat--cobalt{background:var(--cobalt)}
.stat--marigold{background:var(--marigold);color:var(--ink)}
.honest{background:#fff;border:1px solid var(--rule);border-radius:16px;
  padding:20px 22px;font-size:15px;line-height:1.6;color:var(--ink-soft);margin:0}
.honest b{color:var(--ink)}

/* ---------------------------------------------------------------- footer */
.foot{border-top:1px solid var(--rule);padding:26px 0;font-size:14px;
  color:var(--ink-soft)}
.foot__in{display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap}

@media (max-width:900px){
  .grid3,.grid2,.demo,.steps{grid-template-columns:1fr}
  .nav__links{display:none}
  .nav__links+.lang{margin-left:auto}   /* links are hidden, so take the gap */
  .band{padding:56px 0}
  .hero{padding:64px 0 48px}
}

/* -------------------------------------------------------------- live demo */
.live{display:flex;flex-direction:column;gap:14px}
.live__bar{display:flex;align-items:center;gap:14px}
.live__bar .btn{background:var(--cobalt);border-color:var(--cobalt);color:#fff}
.live__bar .btn.is-rec{background:var(--tangerine);border-color:var(--tangerine)}
.live__meter{flex:1;height:8px;border-radius:999px;background:rgba(255,255,255,.2);
  overflow:hidden}
.live__meter-fill{height:100%;width:0;background:#fff;transition:width .08s linear}
.live__out{min-height:120px;max-height:320px;overflow-y:auto;padding:18px 20px;
  border-radius:16px;background:rgba(255,255,255,.08)}
.live__line{margin:0 0 10px;font-size:clamp(18px,2vw,24px);font-weight:600;
  line-height:1.5}
.live__line.is-pending{opacity:.55;font-style:italic;font-weight:400}
.live__line.is-err{color:#ffc9c9;font-size:16px;font-weight:400}
.live__err{margin:0;padding:10px 14px;border-radius:12px;
  background:rgba(238,108,52,.25);font-size:15px}
.live__note{margin:0;font-size:14px;color:#b9b1a5}

/* -------------------------------------------------------------- extension */
.ext{display:grid;grid-template-columns:1.25fr 1fr;gap:22px;align-items:start}
.ext__steps{background:#fff;border:1px solid var(--rule);border-radius:20px;
  padding:28px 26px}
.ext__steps h3{margin-bottom:12px}
.ext__warn{margin:0 0 16px;padding:12px 14px;border-radius:12px;
  background:#fdf3dc;border:1px solid #f0dfae;font-size:14.5px;line-height:1.5;
  color:#6b5312}
.ext__list{margin:0 0 20px;padding-left:22px;display:flex;flex-direction:column;
  gap:9px;font-size:15.5px;line-height:1.55}
.ext__list code{background:var(--cream-2);padding:2px 7px;border-radius:6px;
  font-size:14px;font-family:ui-monospace,SFMono-Regular,Menlo,monospace}
.ext__notes{display:flex;flex-direction:column;gap:14px}
.ext__note{background:#fff;border:1px solid var(--rule);border-radius:16px;
  padding:20px 22px}
.ext__note h4{margin:0 0 6px;font-family:var(--display);font-size:17px;
  letter-spacing:-.01em}
.ext__note p{margin:0;font-size:15px;color:var(--ink-soft);line-height:1.55}
@media (max-width:900px){ .ext{grid-template-columns:1fr} }

/* --------------------------------------------------------------- upload */
.upload{margin-top:28px;display:flex;gap:24px;align-items:center;justify-content:space-between;
  background:#fff;border:1px solid var(--rule);border-radius:20px;padding:22px 26px}
.upload h3{margin:0 0 6px}
.upload p{margin:0;color:var(--ink-soft);font-size:15px;max-width:62ch}
.upload .btn{flex:0 0 auto}
@media (max-width:900px){ .upload{flex-direction:column;align-items:flex-start} }

/* ------------------------------------------------------------------ app */
.soon{display:inline-block;margin-bottom:12px;padding:5px 12px;border-radius:999px;
  background:var(--tangerine);color:#fff;font-weight:700;font-size:13px;letter-spacing:.08em;text-transform:uppercase}
.app__shot{display:block;width:100%;height:auto;border-radius:24px;margin:26px 0 22px;
  box-shadow:0 30px 70px rgba(20,17,15,.14)}
.app__feats{margin-bottom:24px}
.btn--disabled{opacity:.55;cursor:default;pointer-events:none}