/* ZEST Голос-Челендж — mobile-first
   Бренд-палітра знята з zest-vitamins.com */
:root{
  --brand:      #FF6B10;
  --brand-2:    #F9AF38;
  --cyan:       #00B0EA;
  --ink:        #2C2C2A;
  --bg:         #17150F;
  --bg-2:       #221D14;
  --paper:      #FFFFFF;
  --muted:      rgba(255,255,255,.62);
  --line:       rgba(255,255,255,.14);
  --good:       #6BE38A;
  --miss:       #FF4D6D;
  --radius:     18px;
  --pad:        20px;
  --font: Rubik, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Arial, sans-serif;
}

*{box-sizing:border-box;-webkit-tap-highlight-color:transparent}
html,body{height:100%}
body{
  margin:0;background:var(--bg);color:#fff;font-family:var(--font);
  overflow:hidden;overscroll-behavior:none;
  padding:env(safe-area-inset-top) env(safe-area-inset-right) env(safe-area-inset-bottom) env(safe-area-inset-left);
}
.bg-glow{
  position:fixed;inset:-30% -10% auto -10%;height:70vh;pointer-events:none;z-index:0;
  background:
    radial-gradient(48% 46% at 22% 18%, rgba(255,107,16,.36), transparent 70%),
    radial-gradient(42% 42% at 82% 8%,  rgba(249,175,56,.24), transparent 70%),
    radial-gradient(40% 50% at 60% 60%, rgba(0,176,234,.16), transparent 72%);
  filter:blur(8px);
}

#app{position:relative;z-index:1;height:100%;max-width:520px;margin:0 auto}
.screen{
  display:none;flex-direction:column;height:100%;padding:var(--pad);
  overflow-y:auto;overscroll-behavior:contain;
}
.screen.is-active{display:flex}

/* ── brand ── */
.brand{display:flex;align-items:center;gap:10px;margin-bottom:auto;padding-top:8px}
.brand__mark{
  font-weight:900;font-size:22px;letter-spacing:.02em;
  background:linear-gradient(96deg,var(--brand),var(--brand-2));
  -webkit-background-clip:text;background-clip:text;color:transparent;
}
.brand__sep{width:1px;height:16px;background:var(--line)}
.brand__tag{font-size:13px;font-weight:500;color:var(--muted);letter-spacing:.06em;text-transform:uppercase}

.hero{
  font-size:clamp(44px,15vw,68px);line-height:.92;font-weight:900;margin:0 0 14px;letter-spacing:-.02em;
  background:linear-gradient(150deg,#fff 20%,var(--brand-2) 78%,var(--brand));
  -webkit-background-clip:text;background-clip:text;color:transparent;
}
.hero--sm{font-size:clamp(30px,9vw,40px);margin-top:8px}
.lede{margin:0 0 22px;font-size:15.5px;line-height:1.5;color:var(--muted)}
.lede--sm{font-size:13.5px;margin-bottom:14px}

.steps{list-style:none;margin:0 0 26px;padding:0;display:grid;gap:10px}
.steps li{
  display:flex;align-items:center;gap:12px;font-size:14.5px;color:rgba(255,255,255,.86);
  background:rgba(255,255,255,.05);border:1px solid var(--line);border-radius:14px;padding:11px 14px;
}
.steps b{
  flex:0 0 24px;height:24px;display:grid;place-items:center;border-radius:8px;font-size:12px;
  background:linear-gradient(140deg,var(--brand),var(--brand-2));color:#1a1206;
}

/* ── buttons ── */
.cta-stack{display:grid;gap:10px;margin-top:auto}
.btn{
  appearance:none;border:0;border-radius:15px;padding:16px 18px;font-family:var(--font);
  font-size:16px;font-weight:700;cursor:pointer;transition:transform .12s ease,filter .18s ease;
}
.btn:active{transform:scale(.975)}
.btn--sm{padding:13px 16px;font-size:14px}
.btn--primary{background:linear-gradient(96deg,var(--brand),var(--brand-2));color:#20150a;box-shadow:0 10px 28px -12px rgba(255,107,16,.9)}
.btn--ghost{background:rgba(255,255,255,.07);color:#fff;border:1px solid var(--line)}
.btn[disabled]{opacity:.5;pointer-events:none}
.linkbtn{
  background:none;border:0;color:var(--muted);font-family:var(--font);font-size:13.5px;
  padding:12px;cursor:pointer;text-decoration:underline;text-underline-offset:3px;
}
.fineprint{font-size:11.5px;line-height:1.45;color:rgba(255,255,255,.38);margin:12px 0 0;text-align:center}
#mic-error{color:var(--miss)}

/* ── HUD ── */
.hud{display:flex;gap:8px;margin-bottom:12px}
.hud__cell{
  flex:1;background:rgba(255,255,255,.05);border:1px solid var(--line);border-radius:14px;
  padding:8px 10px;display:flex;flex-direction:column;gap:1px;
}
.hud__label{font-size:10px;text-transform:uppercase;letter-spacing:.08em;color:var(--muted)}
.hud__value{font-size:20px;font-weight:900;font-variant-numeric:tabular-nums}
.hud__cell--combo .hud__value{color:var(--brand-2)}
.hud__cell--combo.is-hot{border-color:var(--brand);box-shadow:0 0 0 1px var(--brand),0 8px 24px -14px var(--brand)}

.progress{height:4px;border-radius:4px;background:rgba(255,255,255,.1);overflow:hidden;margin-bottom:12px}
.progress i{display:block;height:100%;width:0;background:linear-gradient(90deg,var(--brand),var(--brand-2));transition:width .1s linear}

.stage{position:relative;flex:1;min-height:240px;border-radius:var(--radius);overflow:hidden;
  background:linear-gradient(180deg,rgba(255,255,255,.05),rgba(255,255,255,.02));border:1px solid var(--line)}
#roll{display:block;width:100%;height:100%}
.countdown{
  position:absolute;inset:0;display:grid;place-items:center;font-size:88px;font-weight:900;
  background:rgba(23,21,15,.55);backdrop-filter:blur(3px);
  background-clip:padding-box;color:#fff;text-shadow:0 8px 40px rgba(255,107,16,.7);
}
.countdown[hidden]{display:none}

.lyric{
  text-align:center;font-size:clamp(20px,6vw,26px);font-weight:700;margin:14px 0 10px;min-height:34px;
  letter-spacing:-.01em;
}
.lyric span{opacity:.35}
.lyric span.on{opacity:1;color:var(--brand-2)}

.meter{display:flex;align-items:center;gap:10px;margin-bottom:10px}
.meter__bar{flex:1;height:6px;border-radius:6px;background:rgba(255,255,255,.1);overflow:hidden}
.meter__bar i{display:block;height:100%;width:0;background:var(--cyan);transition:width .06s linear}
.meter__note{font-size:12px;font-weight:700;color:var(--muted);min-width:52px;text-align:right;font-variant-numeric:tabular-nums}

.play-actions{display:flex;align-items:center;justify-content:space-between;gap:8px}
.switch{display:flex;align-items:center;gap:8px;font-size:11.5px;color:var(--muted);cursor:pointer}
.switch input{position:absolute;opacity:0;pointer-events:none}
.switch span{width:34px;height:20px;border-radius:20px;background:rgba(255,255,255,.14);position:relative;transition:background .18s}
.switch span::after{content:"";position:absolute;top:2px;left:2px;width:16px;height:16px;border-radius:50%;background:#fff;transition:transform .18s}
.switch input:checked + span{background:var(--brand)}
.switch input:checked + span::after{transform:translateX(14px)}

/* ── result ── */
#screen-result{align-items:center;text-align:center}
.ring{position:relative;width:190px;height:190px;margin:auto auto 4px}
.ring svg{width:100%;height:100%;transform:rotate(-90deg)}
.ring circle{fill:none;stroke-width:9;stroke-linecap:round}
.ring__track{stroke:rgba(255,255,255,.1)}
.ring__fill{stroke:url(#g);stroke:var(--brand);stroke-dasharray:326.7;stroke-dashoffset:326.7;
  transition:stroke-dashoffset 1.1s cubic-bezier(.2,.8,.2,1);filter:drop-shadow(0 0 12px rgba(255,107,16,.55))}
.ring__inner{position:absolute;inset:0;display:grid;place-content:center;gap:2px}
.ring__num{font-size:56px;font-weight:900;line-height:1;font-variant-numeric:tabular-nums}
.ring__unit{font-size:12px;color:var(--muted);letter-spacing:.06em;text-transform:uppercase}

.grade{font-size:30px;font-weight:900;margin:14px 0 4px;letter-spacing:-.01em;
  background:linear-gradient(96deg,var(--brand),var(--brand-2));-webkit-background-clip:text;background-clip:text;color:transparent}
.grade-sub{margin:0 0 18px;font-size:14px;color:var(--muted);max-width:320px}

.statrow{display:flex;gap:8px;width:100%;margin-bottom:14px}
.statrow div{flex:1;background:rgba(255,255,255,.05);border:1px solid var(--line);border-radius:14px;padding:10px 6px}
.statrow span{display:block;font-size:20px;font-weight:900;font-variant-numeric:tabular-nums}
.statrow small{font-size:10px;color:var(--muted);text-transform:uppercase;letter-spacing:.05em}

.notestrip{display:flex;gap:3px;width:100%;height:34px;margin-bottom:18px;align-items:flex-end}
.notestrip i{flex:1;border-radius:3px;background:rgba(255,255,255,.14);min-height:5px;transition:height .4s}

.save{display:flex;gap:8px;width:100%;margin-bottom:14px}
.save input{
  flex:1;background:rgba(255,255,255,.06);border:1px solid var(--line);border-radius:14px;
  padding:13px 14px;color:#fff;font-family:var(--font);font-size:15px;outline:none;min-width:0;
}
.save input:focus{border-color:var(--brand)}
.save.is-done{opacity:.45;pointer-events:none}

/* ── board ── */
.board{list-style:none;margin:0 0 18px;padding:0;display:grid;gap:7px;width:100%}
.board li{
  display:flex;align-items:center;gap:12px;padding:12px 14px;border-radius:14px;
  background:rgba(255,255,255,.05);border:1px solid var(--line);font-size:15px;
}
.board li.is-you{border-color:var(--brand);background:rgba(255,107,16,.12)}
.board .pos{font-weight:900;color:var(--muted);min-width:22px;font-variant-numeric:tabular-nums}
.board .who{flex:1;font-weight:500;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.board .pts{font-weight:900;font-variant-numeric:tabular-nums}
.board .empty{justify-content:center;color:var(--muted);font-size:13.5px}
.board li:nth-child(1) .pos{color:var(--brand-2)}