* { box-sizing: border-box; }
:root {
  color-scheme: dark;
  --bg: #08050d;
  --bg-2: #130b22;
  --text: #fff7ed;
  --muted: rgba(255, 247, 237, .72);
  --soft: rgba(255, 255, 255, .09);
  --soft-2: rgba(255, 255, 255, .15);
  --line: rgba(255, 255, 255, .16);
  --gold: #ffd166;
  --orange: #ff7a3d;
  --pink: #ff3d81;
  --violet: #7c3aed;
  --cyan: #38bdf8;
  --green: #6ee7b7;
  --danger: #fb7185;
  --shadow: 0 24px 90px rgba(0, 0, 0, .46);
  --radius: 28px;
  --radius-sm: 18px;
  --font: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}
html, body { min-height: 100%; margin: 0; font-family: var(--font); color: var(--text); background: var(--bg); }
body { overflow-x: hidden; }
button, input, select { font: inherit; }
button, a { -webkit-tap-highlight-color: transparent; }
.app-bg {
  background:
    radial-gradient(circle at 14% 10%, rgba(255, 209, 102, .20), transparent 29rem),
    radial-gradient(circle at 88% 8%, rgba(255, 61, 129, .18), transparent 30rem),
    radial-gradient(circle at 50% 115%, rgba(124, 58, 237, .26), transparent 42rem),
    linear-gradient(140deg, #08050d 0%, #150b25 52%, #0b0714 100%);
}
.app-bg::before, .screen-bg::before {
  content: ""; position: fixed; inset: 0; pointer-events: none; opacity: .9;
  background-image: linear-gradient(rgba(255,255,255,.035) 1px, transparent 1px), linear-gradient(90deg, rgba(255,255,255,.035) 1px, transparent 1px);
  background-size: 52px 52px;
  mask-image: radial-gradient(circle at 50% 18%, black, transparent 72%);
}
.page-shell { width: min(1240px, calc(100vw - 32px)); margin: 0 auto; padding: clamp(20px, 4vw, 54px) 0 76px; }
.index-shell { min-height: 100dvh; display: grid; align-content: center; gap: 22px; }
.hero-card, .panel-card, .mini-card, .vote-card {
  border: 1px solid var(--line); background: linear-gradient(150deg, rgba(255,255,255,.12), rgba(255,255,255,.055));
  box-shadow: var(--shadow); backdrop-filter: blur(22px); border-radius: var(--radius);
}
.hero-card { padding: clamp(26px, 5vw, 62px); position: relative; overflow: hidden; }
.hero-card::after { content: "♫"; position: absolute; right: 6%; bottom: 2%; font-size: clamp(8rem, 18vw, 18rem); font-weight: 900; color: rgba(255,255,255,.06); transform: rotate(-12deg); }
.glow-card > * { position: relative; z-index: 1; }
.eyebrow { margin: 0 0 10px; text-transform: uppercase; letter-spacing: .16em; font-size: .76rem; font-weight: 950; color: var(--gold); }
h1, h2, h3, p { margin-top: 0; }
h1 { font-size: clamp(2.15rem, 6.6vw, 5.5rem); line-height: .94; letter-spacing: -.07em; margin-bottom: 18px; }
h2 { font-size: clamp(1.25rem, 2.2vw, 1.75rem); letter-spacing: -.035em; }
h3 { font-size: 1.25rem; margin-bottom: 6px; }
.lead { color: var(--muted); font-size: clamp(1.05rem, 2vw, 1.34rem); max-width: 860px; line-height: 1.55; }
.muted, small { color: var(--muted); }
.small-note { margin: 4px 0 0; font-size: .92rem; line-height: 1.45; }
.form-grid { display: grid; gap: 18px; }
.big-form { margin-top: 34px; max-width: 780px; }
label { display: grid; gap: 8px; font-weight: 850; }
label span { color: rgba(255,255,255,.92); }
input, select { width: 100%; border: 1px solid var(--line); border-radius: 18px; padding: 15px 16px; background: rgba(0,0,0,.26); color: var(--text); outline: none; transition: border .2s, box-shadow .2s, background .2s; }
select option { background: #160d26; color: var(--text); }
input:focus, select:focus { border-color: rgba(255, 209, 102, .9); box-shadow: 0 0 0 4px rgba(255, 209, 102, .16); background: rgba(0,0,0,.34); }
input[type="color"] { padding: 5px; min-height: 52px; }
.check-row { display: flex; align-items: center; gap: 12px; font-weight: 800; }
.check-row input { width: auto; }
.actions-row, .topbar-actions, .player-controls, .tiny-actions { display: flex; flex-wrap: wrap; gap: 12px; align-items: center; }
.actions-column { display: grid; gap: 12px; }
button, .primary-link, .ghost-link, .tiny-link { border: 0; border-radius: 999px; padding: 13px 18px; cursor: pointer; color: var(--text); font-weight: 950; text-decoration: none; transition: transform .16s, filter .16s, background .16s, border .16s; }
button:hover, .primary-link:hover, .ghost-link:hover, .tiny-link:hover { transform: translateY(-1px); }
button:disabled { opacity: .48; cursor: not-allowed; transform: none; }
.primary-btn, .primary-link { background: linear-gradient(135deg, var(--gold), var(--orange), var(--pink)); color: #200713; box-shadow: 0 18px 40px rgba(255, 85, 76, .28); }
.secondary-btn { background: linear-gradient(135deg, rgba(56,189,248,.95), rgba(124,58,237,.95)); }
.ghost-btn, .ghost-link, .tiny-link { border: 1px solid var(--line); background: rgba(255,255,255,.08); }
.danger-btn, .danger-mini { background: rgba(251,113,133,.14); border: 1px solid rgba(251,113,133,.42); }
.big-btn { font-size: clamp(1.05rem, 2vw, 1.34rem); padding: 17px 22px; }
.status-text { min-height: 1.35em; margin: 4px 0 0; color: var(--muted); }
.status-text.error { color: #fecdd3; }
.status-text.success { color: #bbf7d0; }
.feature-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
.mini-card { padding: 20px; display: grid; gap: 7px; }
.mini-card strong { color: var(--gold); }
.mini-card span { color: var(--muted); line-height: 1.45; }
.topbar { display: flex; justify-content: space-between; align-items: flex-start; gap: 18px; margin-bottom: 24px; }
.topbar h1 { font-size: clamp(2rem, 5vw, 4rem); }
.auth-card { max-width: 560px; margin: 8vh auto; padding: clamp(24px, 4vw, 40px); }
.settings-layout, .admin-layout { display: grid; grid-template-columns: minmax(0, 1.25fr) minmax(340px, .75fr); gap: 18px; align-items: start; }
.admin-layout { grid-template-columns: minmax(0, 1.18fr) minmax(360px, .82fr); }
.panel-card { padding: clamp(20px, 3vw, 30px); }
.side-stack, .admin-layout { display: grid; gap: 18px; }
.two-cols { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 14px; }
.three-soft { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.sticky-actions { position: sticky; bottom: 10px; padding-top: 6px; }
.team-form, .search-row, .manual-video-box, .api-key-row { display: grid; gap: 12px; grid-template-columns: minmax(0, 1fr) auto; align-items: end; }
.api-key-row { grid-template-columns: minmax(0, 1fr) auto; }
.search-row { grid-template-columns: minmax(0, 1fr) auto auto; }
.teams-list, .youtube-results, .answers-list, .scoreboard-list { display: grid; gap: 12px; margin-top: 14px; }
.team-manage-card, .answer-card, .scoreboard-row, .youtube-result { border: 1px solid var(--line); border-radius: var(--radius-sm); background: rgba(0,0,0,.20); }
.team-manage-card { padding: 14px; display: grid; gap: 12px; border-color: color-mix(in srgb, var(--team), white 18%); }
.team-manage-head { display: grid; grid-template-columns: auto 1fr auto; gap: 10px; align-items: center; }
.team-dot { width: 16px; height: 16px; border-radius: 999px; background: var(--team); box-shadow: 0 0 24px var(--team); }
.share-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 14px; }
.compact-share { grid-template-columns: 1fr; }
.share-card { display: grid; gap: 10px; border: 1px solid var(--line); border-radius: var(--radius-sm); padding: 14px; background: rgba(0,0,0,.18); }
.share-open { color: var(--gold); font-weight: 900; }
.share-url { font-size: .85rem; padding: 12px; }
.qr-code { width: 150px; max-width: 100%; border-radius: 14px; background: white; padding: 8px; }
.mini-qr { width: 96px; }
.youtube-card, .round-card, .scoreboard-card, .answers-card { min-width: 0; }
.youtube-card { grid-column: 1; }
.answers-card { grid-column: 1 / -1; }
.section-head { display: flex; justify-content: space-between; gap: 12px; align-items: flex-start; }
.youtube-results { max-height: 360px; overflow: auto; padding-right: 4px; }
.youtube-result { cursor: pointer; display: grid; grid-template-columns: 112px 1fr; gap: 12px; padding: 10px; text-align: left; border-radius: 18px; }
.youtube-result img { width: 112px; aspect-ratio: 16 / 9; object-fit: cover; border-radius: 12px; background: rgba(255,255,255,.1); }
.youtube-result span { display: grid; gap: 4px; align-content: center; }
.youtube-result small { line-height: 1.35; }
.player-frame-wrap { margin-top: 14px; border: 1px solid var(--line); border-radius: 22px; overflow: hidden; background: #000; aspect-ratio: 16 / 9; }
#youtubePlayer, .youtube-player-placeholder { width: 100%; height: 100%; display: grid; place-items: center; color: var(--muted); }
.player-controls { margin-top: 12px; }
.round-state-box { display: grid; grid-template-columns: auto 1fr; gap: 16px; align-items: center; margin: 18px 0; }
.timer-orb { width: 112px; aspect-ratio: 1; border-radius: 999px; display: grid; place-items: center; font-weight: 1000; font-size: 1.7rem; color: #210913; background: linear-gradient(135deg, var(--gold), var(--orange), var(--pink)); box-shadow: 0 18px 52px rgba(255, 85, 76, .34); }
.scoreboard-row { display: grid; grid-template-columns: auto 1fr auto; align-items: center; gap: 12px; padding: 13px; border-left: 6px solid var(--team); }
.scoreboard-row b { color: var(--gold); }
.answer-card { padding: 14px; border-left: 7px solid var(--team); }
.answer-card.accepted { background: rgba(110, 231, 183, .11); border-color: rgba(110, 231, 183, .65); }
.answer-card.refused { opacity: .65; background: rgba(251, 113, 133, .09); }
.answer-top { display: grid; grid-template-columns: auto 1fr auto; gap: 10px; align-items: center; }
.answer-text { font-size: clamp(1.1rem, 2vw, 1.55rem); margin: 10px 0 12px; font-weight: 900; }
.vote-body { min-height: 100dvh; display: grid; align-content: center; }
.vote-shell { width: min(720px, calc(100vw - 28px)); margin: 0 auto; padding: 20px 0 72px; }
.vote-card { padding: clamp(24px, 5vw, 42px); }
.vote-card h1 { font-size: clamp(2.1rem, 10vw, 4.6rem); }
.locked-team-box { border: 1px solid var(--line); background: rgba(255,255,255,.08); border-radius: 18px; padding: 15px 16px; font-weight: 950; color: var(--gold); }
.create-team-box { border: 1px dashed var(--line); border-radius: 20px; padding: 14px; display: grid; gap: 12px; }
.player-topline { display: flex; justify-content: space-between; gap: 12px; align-items: start; }
.vote-timer { margin: 18px 0 8px; font-size: clamp(3rem, 18vw, 6.5rem); font-weight: 1000; letter-spacing: -.08em; line-height: .95; color: var(--gold); }
.vote-message { color: var(--muted); font-size: 1.1rem; line-height: 1.45; }
.answer-form { display: grid; gap: 14px; margin-top: 18px; }
.answer-form input { font-size: 1.18rem; padding: 18px; }
.answer-history { display: grid; gap: 8px; margin-top: 16px; }
.answer-history-item { border-radius: 14px; padding: 10px 12px; background: rgba(255,255,255,.08); }
.answer-history-item.accepted { background: rgba(110, 231, 183, .14); }
.answer-history-item.refused { background: rgba(251, 113, 133, .12); }
.screen-bg { min-height: 100dvh; background:
  radial-gradient(circle at 12% 12%, rgba(255, 209, 102, .18), transparent 34rem),
  radial-gradient(circle at 86% 18%, rgba(255, 61, 129, .16), transparent 30rem),
  radial-gradient(circle at 50% 118%, rgba(124, 58, 237, .28), transparent 42rem), #08050d; }
.screen-stage { min-height: 100dvh; padding: min(4vw, 46px); display: grid; }
.screen-content { display: grid; gap: 22px; align-content: stretch; }
.screen-header h1 { font-size: clamp(3rem, 8vw, 7.6rem); margin-bottom: 0; }
.screen-subtitle { text-transform: uppercase; letter-spacing: .18em; color: var(--gold); font-weight: 950; }
.screen-status-row { display: flex; align-items: center; justify-content: space-between; gap: 24px; border: 1px solid var(--line); border-radius: var(--radius); padding: clamp(16px, 2.4vw, 28px); background: rgba(255,255,255,.07); box-shadow: var(--shadow); }
.screen-status { font-size: clamp(1.8rem, 4vw, 4rem); font-weight: 1000; letter-spacing: -.05em; }
.screen-timer { min-width: 190px; text-align: center; border-radius: 28px; padding: 18px 22px; font-size: clamp(3rem, 8vw, 6rem); font-weight: 1000; color: #210913; background: linear-gradient(135deg, var(--gold), var(--orange), var(--pink)); box-shadow: 0 22px 68px rgba(255,85,76,.36); }
.screen-main-grid { display: grid; grid-template-columns: minmax(320px, .85fr) minmax(0, 1.15fr); gap: 22px; align-items: stretch; }
.screen-left { display: grid; gap: 18px; align-content: start; }
.winner-panel, .answer-reveal-panel, .join-qr-panel { border: 1px solid var(--line); border-radius: var(--radius); padding: clamp(20px, 3vw, 36px); background: linear-gradient(150deg, rgba(255,255,255,.12), rgba(255,255,255,.055)); box-shadow: var(--shadow); }
.winner-panel h2, .answer-reveal-panel h2 { font-size: clamp(2.4rem, 6vw, 6rem); line-height: .95; letter-spacing: -.06em; margin-bottom: 10px; }
.winner-pop .winner-panel { animation: pop .75s ease; }
@keyframes pop { 0% { transform: scale(.94); filter: brightness(1); } 45% { transform: scale(1.025); filter: brightness(1.35); } 100% { transform: scale(1); filter: brightness(1); } }
.progress-wrap { height: 16px; background: rgba(255,255,255,.10); border-radius: 999px; overflow: hidden; }
.progress-bar { width: 0%; height: 100%; background: linear-gradient(90deg, var(--green), var(--gold), var(--pink)); transition: width .2s linear; }
.screen-progress { height: 22px; }
.join-qr-panel { display: flex; justify-content: space-between; align-items: center; gap: 18px; }
.join-count { font-size: 1.35rem; font-weight: 900; margin: 0; }
.screen-qr { width: min(28vw, 220px); border-radius: 22px; background: white; padding: 10px; }
.screen-scoreboard { display: grid; gap: 14px; align-content: start; max-height: calc(100dvh - 230px); overflow: auto; padding-right: 6px; }
.screen-scoreboard.many-teams { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.screen-scoreboard.many-teams .screen-team-card { padding: clamp(14px, 1.8vw, 22px); }
.screen-scoreboard.many-teams .screen-team-card h2 { font-size: clamp(1.4rem, 2.7vw, 2.8rem); }
.screen-scoreboard.many-teams .screen-team-score { font-size: clamp(3rem, 6vw, 5.8rem); }
.screen-team-card { position: relative; overflow: hidden; border: 1px solid color-mix(in srgb, var(--team), white 20%); border-left: 10px solid var(--team); border-radius: var(--radius); padding: clamp(18px, 2.4vw, 30px); background: linear-gradient(135deg, color-mix(in srgb, var(--team), transparent 86%), rgba(255,255,255,.06)); box-shadow: var(--shadow); }
.screen-rank { color: var(--gold); font-weight: 1000; }
.screen-team-card h2 { font-size: clamp(1.8rem, 3.4vw, 3.8rem); line-height: .98; margin: 6px 0 10px; }
.screen-team-score { position: absolute; right: 22px; bottom: 10px; font-size: clamp(4rem, 9vw, 8.5rem); font-weight: 1000; line-height: .8; opacity: .92; color: var(--gold); }
.app-credit { position: fixed; z-index: 20; left: 50%; bottom: 10px; transform: translateX(-50%); width: min(100% - 24px, 980px); display: flex; justify-content: center; gap: 10px; color: rgba(255,255,255,.58); font-size: .82rem; text-align: center; pointer-events: none; }
.app-credit a { color: rgba(255,255,255,.82); pointer-events: auto; }
@media (max-width: 920px) {
  .feature-grid, .settings-layout, .admin-layout, .screen-main-grid, .two-cols, .three-soft, .screen-scoreboard.many-teams { grid-template-columns: 1fr; }
  .topbar, .screen-status-row, .join-qr-panel { flex-direction: column; align-items: stretch; }
  .search-row, .manual-video-box, .api-key-row, .team-form { grid-template-columns: 1fr; }
  .answers-card, .youtube-card { grid-column: auto; }
  .screen-timer { min-width: auto; }
}
@media (max-width: 560px) {
  .page-shell { width: min(100vw - 20px, 1240px); }
  .hero-card, .panel-card, .vote-card { border-radius: 22px; }
  .share-grid { grid-template-columns: 1fr; }
  .youtube-result { grid-template-columns: 90px 1fr; }
  .youtube-result img { width: 90px; }
  .app-credit { position: static; transform: none; width: auto; padding: 10px 14px 16px; }
}

.inline-field { display: flex; align-items: center; gap: 8px; color: var(--muted); }
.inline-field input { width: 76px; padding: 10px 12px; }
.playlist-box { margin-top: 18px; border-top: 1px solid var(--line); padding-top: 18px; display: grid; gap: 12px; }
.playlist-list { display: grid; gap: 10px; }
.playlist-summary { border: 1px dashed var(--line); border-radius: 16px; padding: 10px 12px; display: grid; gap: 3px; color: var(--muted); }
.playlist-summary strong { color: var(--text); }
.playlist-row { border: 1px solid var(--line); border-radius: 18px; background: rgba(0,0,0,.18); padding: 12px; display: flex; justify-content: space-between; gap: 12px; align-items: center; }
.playlist-row.editable { display: grid; align-items: stretch; }
.playlist-row.active { outline: 2px solid rgba(255,255,255,.35); }
.playlist-row-title { display: grid; gap: 4px; }
.playlist-row div:first-child { display: grid; gap: 4px; }
.playlist-row small { color: var(--muted); }
.playlist-edit-grid { display: grid; grid-template-columns: repeat(7, minmax(90px, 1fr)); gap: 10px; }
.playlist-edit-field { display: grid; gap: 5px; }
.playlist-edit-field span { color: var(--muted); font-size: .78rem; }
.playlist-edit-field input,
.playlist-edit-field select { width: 100%; min-width: 0; padding: 9px 10px; border-radius: 12px; border: 1px solid var(--line); background: rgba(0,0,0,.22); color: var(--text); }
.playlist-actions { justify-content: flex-start; flex-wrap: wrap; }
.buzzer-box { display: grid; gap: 12px; margin-top: 18px; justify-items: center; }
.buzzer-btn { width: min(78vw, 340px); aspect-ratio: 1; border-radius: 999px; border: 10px solid rgba(255,255,255,.22); background: radial-gradient(circle at 35% 30%, #ff8fab, #ff1744 45%, #8b001c 100%); color: white; font-size: clamp(2rem, 8vw, 4.2rem); font-weight: 1000; letter-spacing: .06em; box-shadow: 0 20px 60px rgba(0,0,0,.45), inset 0 12px 24px rgba(255,255,255,.22); cursor: pointer; }
.buzzer-btn:disabled { opacity: .45; cursor: not-allowed; filter: grayscale(.6); }

@media (max-width: 760px) {
  .playlist-row { display: grid; }
  .playlist-edit-grid { grid-template-columns: 1fr 1fr; }
  .inline-field { width: 100%; justify-content: space-between; }
}

.api-key-actions { display: flex; gap: 10px; flex-wrap: wrap; justify-content: flex-end; }
.modal-open { overflow: hidden; }
.modal-overlay { position: fixed; inset: 0; z-index: 1000; display: grid; place-items: center; padding: 18px; background: rgba(0,0,0,.72); backdrop-filter: blur(10px); }
.modal-overlay[hidden] { display: none !important; }
.modal-card { width: min(940px, 100%); max-height: min(86dvh, 900px); overflow: auto; border: 1px solid var(--line); border-radius: 28px; background: color-mix(in srgb, var(--bg), black 8%); box-shadow: 0 30px 90px rgba(0,0,0,.55); padding: clamp(20px, 3vw, 30px); }
.modal-head { display: flex; justify-content: space-between; align-items: flex-start; gap: 16px; margin-bottom: 16px; }
.modal-close { min-width: 48px; min-height: 48px; padding: 8px 16px; font-size: 1.45rem; line-height: 1; }
.api-help-content { display: grid; gap: 14px; }
.api-help-section { border: 1px solid var(--line); border-radius: 22px; background: rgba(255,255,255,.06); padding: 16px; display: grid; gap: 12px; }
.api-help-section h3 { color: var(--gold); margin: 0; }
.api-help-section ol { margin: 0; padding-left: 22px; display: grid; gap: 8px; color: var(--muted); line-height: 1.45; }
.api-help-section p { margin: 0; color: var(--muted); line-height: 1.5; }
.api-help-actions { display: flex; gap: 10px; flex-wrap: wrap; }
.api-help-link { width: fit-content; display: inline-flex; align-items: center; justify-content: center; }
.warning-box { border-color: rgba(251, 191, 36, .45); background: rgba(251, 191, 36, .08); }
@media (max-width: 760px) {
  .api-key-row { grid-template-columns: 1fr; }
  .api-key-actions, .api-help-actions { justify-content: stretch; }
  .api-key-actions > *, .api-help-actions > * { width: 100%; }
  .modal-head { align-items: stretch; }
}

.playlist-autoplay-toggle { gap: 8px; align-items: center; }
.playlist-autoplay-toggle input { width: auto; }