:root {
  color-scheme: dark;
  --bg: #100b20;
  --panel: rgba(31, 22, 58, .88);
  --panel-light: rgba(53, 37, 92, .92);
  --text: #f9f7ff;
  --muted: #b4acd0;
  --primary: #bd6cff;
  --primary-2: #6c8bff;
  --cyan: #42e8d2;
  --danger: #ff6d91;
  --border: rgba(255,255,255,.12);
  font-family: -apple-system, BlinkMacSystemFont, "SF Pro Display", "PingFang SC", sans-serif;
}

* { box-sizing: border-box; }
body { margin: 0; min-height: 100vh; color: var(--text); background: radial-gradient(circle at 15% 10%, color-mix(in srgb, var(--primary) 42%, transparent) 0, transparent 36%), radial-gradient(circle at 90% 85%, color-mix(in srgb, var(--cyan) 28%, transparent) 0, transparent 35%), var(--bg); }
a { color: inherit; text-decoration: none; }
button, input, select { font: inherit; }
button { cursor: pointer; }
button:disabled { cursor: not-allowed; opacity: .45; }
.hidden { display: none !important; }
.muted { color: var(--muted); line-height: 1.6; }
.eyebrow, .section-label { margin: 0 0 10px; letter-spacing: .16em; font-size: 12px; color: var(--cyan); font-weight: 800; }
.brand-mark { display: grid; place-items: center; width: 70px; height: 70px; margin: 0 auto 22px; border-radius: 24px; font-size: 38px; font-weight: 900; background: linear-gradient(135deg, var(--primary), var(--primary-2)); box-shadow: 0 20px 60px rgba(163, 92, 255, .38); }
.brand-mark.small { width: 52px; height: 52px; margin: 0 0 18px; border-radius: 17px; font-size: 28px; }
.primary-button, .secondary-button, .ghost-button { border: 0; border-radius: 14px; padding: 14px 20px; color: white; font-weight: 800; transition: transform .2s ease, filter .2s ease; }
.primary-button { background: linear-gradient(100deg, var(--primary), var(--primary-2)); box-shadow: 0 12px 30px rgba(108,139,255,.25); }
.secondary-button { background: rgba(255,255,255,.1); border: 1px solid var(--border); }
.ghost-button { color: var(--muted); background: transparent; border: 1px solid var(--border); }
.primary-button:hover, .secondary-button:hover, .ghost-button:hover { transform: translateY(-2px); filter: brightness(1.08); }
.landing-page { display: grid; place-items: center; padding: 30px; text-align: center; }
.landing-shell { width: min(620px, 100%); padding: 44px 24px; }
.landing-shell h1 { margin: 0; font-size: clamp(38px, 8vw, 70px); letter-spacing: -.06em; }
.hero-copy { margin: 18px 0 32px; font-size: 20px; color: var(--muted); }
.landing-actions { display: flex; justify-content: center; gap: 12px; flex-wrap: wrap; }
.feature-strip { display: flex; justify-content: center; flex-wrap: wrap; gap: 10px; margin-top: 42px; color: var(--muted); font-size: 13px; }
.feature-strip span { padding: 8px 12px; border: 1px solid var(--border); border-radius: 999px; background: rgba(255,255,255,.04); }
.host-shell { width: min(1500px, 100%); margin: 0 auto; padding: 30px; }
.panel, .player-card { border: 1px solid var(--border); border-radius: 26px; background: var(--panel); box-shadow: 0 22px 70px rgba(0,0,0,.28); backdrop-filter: blur(18px); }
.setup-panel { width: min(720px, 100%); margin: 8vh auto 0; padding: 42px; }
.setup-panel h1, .game-header h1, .player-card h1 { margin: 0; letter-spacing: -.045em; font-size: clamp(32px, 5vw, 56px); }
.back-link { display: inline-block; margin-bottom: 34px; color: var(--muted); }
.theme-fields { display: grid; grid-template-columns: repeat(3, 1fr); gap: 12px; }
.color-field { display: flex; align-items: center; gap: 8px; }
.color-field input { width: 48px; height: 42px; padding: 4px; }
.form-grid { display: grid; gap: 16px; margin-top: 30px; }
label { display: grid; gap: 8px; color: var(--muted); font-size: 14px; font-weight: 700; }
input, select { width: 100%; border: 1px solid var(--border); border-radius: 13px; padding: 14px 15px; outline: none; color: var(--text); background: rgba(0,0,0,.18); }
input:focus, select:focus { border-color: var(--primary); box-shadow: 0 0 0 4px rgba(189,108,255,.12); }
.error-text { min-height: 22px; color: var(--danger); }
.game-panel { padding-top: 6px; }
.game-header { display: flex; justify-content: space-between; gap: 20px; align-items: end; padding: 26px 6px 24px; }
.game-header h1 { font-size: clamp(34px, 5vw, 62px); }
.phase-badge, .room-pill { display: inline-flex; align-items: center; justify-content: center; padding: 9px 14px; border-radius: 999px; background: rgba(255,255,255,.1); color: var(--muted); font-weight: 800; white-space: nowrap; }
.phase-playing { color: #091b1a; background: var(--cyan); }
.phase-countdown { color: #201020; background: #ffd46b; }
.phase-finished { color: #1f1020; background: #ff9abe; }
.game-grid { display: grid; grid-template-columns: minmax(260px, 350px) 1fr; gap: 20px; }
.qr-panel, .leaderboard-panel { padding: 24px; }
.qr-panel { text-align: center; }
.qr-image { width: min(100%, 280px); display: block; margin: 8px auto 16px; border-radius: 18px; }
.room-code { font-size: 42px; letter-spacing: .22em; font-weight: 900; color: var(--cyan); }
.join-url { overflow-wrap: anywhere; font-size: 12px; color: var(--muted); }
.host-controls { display: grid; gap: 10px; margin-top: 24px; }
.lottery-card { display: grid; gap: 7px; margin-top: 20px; padding: 16px; border: 1px solid rgba(255,212,107,.32); border-radius: 16px; background: linear-gradient(135deg, rgba(255,212,107,.16), rgba(189,108,255,.12)); }
.lottery-card strong { font-size: 20px; color: #ffd46b; }
.lottery-card small, .checked-in-count { color: var(--muted); font-size: 12px; }
.poll-card { display: grid; gap: 10px; margin-top: 20px; padding: 16px; border: 1px solid rgba(66,232,210,.24); border-radius: 16px; background: linear-gradient(135deg, rgba(66,232,210,.12), rgba(108,139,255,.12)); }
.poll-card h2 { margin: 0; font-size: 20px; }
.poll-form { display: grid; gap: 8px; }
.poll-actions { display: grid; grid-template-columns: 1fr 1fr; gap: 8px; }
.poll-results, .poll-options { display: grid; gap: 8px; }
.poll-result { display: grid; gap: 5px; }
.poll-result > div { display: flex; justify-content: space-between; gap: 10px; font-size: 13px; }
.poll-result strong { color: var(--cyan); white-space: nowrap; }
.poll-result i, .poll-option i { display: block; height: 6px; border-radius: 999px; background: linear-gradient(90deg, var(--cyan), var(--primary)); transition: width .2s ease; }
.redpacket-card { display: grid; gap: 10px; margin-top: 20px; padding: 16px; border: 1px solid rgba(255,109,145,.28); border-radius: 16px; background: linear-gradient(135deg, rgba(255,109,145,.14), rgba(255,212,107,.12)); }
.redpacket-card strong { color: #ffd46b; }
.leaderboard-heading { display: flex; justify-content: space-between; align-items: start; gap: 16px; }
.leaderboard-heading h2 { margin: 0; font-size: clamp(28px, 4vw, 52px); letter-spacing: -.05em; }
.player-count { color: var(--cyan); font-weight: 900; font-size: 18px; }
.podium { min-height: 142px; display: flex; justify-content: center; align-items: end; gap: 12px; margin: 20px 0; }
.podium-card { display: grid; gap: 5px; min-width: 120px; padding: 16px 10px; text-align: center; border-radius: 18px 18px 10px 10px; background: linear-gradient(160deg, rgba(189,108,255,.36), rgba(108,139,255,.1)); border: 1px solid var(--border); }
.podium-card.rank-1 { min-height: 142px; background: linear-gradient(160deg, #efb84f, #9a4d9d); }
.podium-card.rank-2 { min-height: 120px; }
.podium-card.rank-3 { min-height: 104px; }
.podium-rank { font-size: 30px; font-weight: 900; }
.podium-card small { color: var(--muted); }
.leaderboard { display: grid; gap: 8px; max-height: 55vh; overflow: auto; padding-right: 3px; }
.message-panel { margin-top: 20px; padding: 24px; }
.message-panel h2 { margin: 0; font-size: clamp(28px, 4vw, 42px); letter-spacing: -.05em; }
.message-list { display: grid; gap: 8px; max-height: 260px; overflow: auto; margin-top: 18px; }
.message-row { display: flex; gap: 12px; align-items: baseline; padding: 11px 14px; border-radius: 12px; background: rgba(255,255,255,.06); }
.message-row strong { color: var(--cyan); white-space: nowrap; }
.message-row span { color: var(--text); overflow-wrap: anywhere; }
.leader-row { display: grid; grid-template-columns: 40px minmax(90px, 1fr) minmax(80px, 2fr) 50px; gap: 10px; align-items: center; min-height: 48px; padding: 7px 10px; border-radius: 12px; background: rgba(255,255,255,.06); }
.rank-number { color: var(--cyan); font-weight: 900; text-align: center; }
.player-name { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.score-bar { height: 9px; overflow: hidden; border-radius: 999px; background: rgba(255,255,255,.08); }
.score-bar i { display: block; height: 100%; border-radius: inherit; background: linear-gradient(90deg, var(--primary), var(--cyan)); transition: width .15s ease; }
.empty-state { color: var(--muted); text-align: center; padding: 40px 10px; }
.player-page { display: grid; place-items: center; padding: 18px; }
.player-shell { width: min(440px, 100%); }
.player-card { padding: 30px 24px; }
.player-topline { display: flex; justify-content: space-between; align-items: center; gap: 10px; margin-bottom: 34px; }
.player-card h1 { font-size: 36px; }
.player-countdown { min-height: 62px; display: grid; place-items: center; margin: 26px 0 4px; color: var(--cyan); font-size: 24px; font-weight: 900; }
.score-ring { display: grid; place-items: center; width: 170px; height: 170px; margin: 15px auto 12px; border: 10px solid rgba(189,108,255,.3); border-top-color: var(--primary); border-right-color: var(--cyan); border-radius: 50%; transform: rotate(-15deg); }
.score-value, .score-ring span { transform: rotate(15deg); }
.score-value { font-size: 58px; font-weight: 900; line-height: .9; }
.score-ring span { color: var(--muted); }
.rank-line { text-align: center; color: var(--muted); margin-bottom: 22px; }
.rank-line strong { color: var(--text); font-size: 24px; }
.lottery-notice { min-height: 24px; margin: 10px 0; color: #ffd46b; text-align: center; font-weight: 800; }
.player-poll { margin-top: 18px; text-align: left; }
.player-redpacket { margin-top: 18px; text-align: center; }
.poll-option { position: relative; display: grid; gap: 7px; width: 100%; padding: 12px; overflow: hidden; border: 1px solid var(--border); border-radius: 12px; color: var(--text); text-align: left; background: rgba(255,255,255,.06); }
.poll-option span, .poll-option strong { position: relative; z-index: 1; }
.poll-option strong { color: var(--cyan); font-size: 12px; }
.poll-option i { position: absolute; inset: auto 0 0; height: 4px; }
.big-button { width: 100%; }
.message-form { display: grid; grid-template-columns: 1fr auto; gap: 8px; margin-top: 18px; }
.message-form input { min-width: 0; }
.help-text { text-align: center; font-size: 13px; }
.motion-bars { display: flex; justify-content: center; gap: 6px; height: 32px; margin-top: 20px; }
.motion-bars i { width: 7px; height: 18px; align-self: end; border-radius: 99px; background: var(--primary); animation: breathe 1s ease-in-out infinite; animation-play-state: paused; }
.motion-bars i:nth-child(2) { height: 28px; animation-delay: .12s; }.motion-bars i:nth-child(3) { height: 22px; animation-delay: .24s; }.motion-bars i:nth-child(4) { height: 30px; animation-delay: .36s; }.motion-bars i:nth-child(5) { height: 16px; animation-delay: .48s; }
.is-playing .motion-bars i { animation-play-state: running; }
.motion-flash .score-ring { border-color: var(--cyan); box-shadow: 0 0 45px rgba(66,232,210,.4); }
@keyframes breathe { 0%, 100% { transform: scaleY(.55); opacity: .55; } 50% { transform: scaleY(1.15); opacity: 1; } }
@media (max-width: 760px) { .host-shell { padding: 14px; }.game-header { align-items: start; flex-direction: column; }.game-grid { grid-template-columns: 1fr; }.qr-panel { order: 2; }.leaderboard-panel { order: 1; }.setup-panel { padding: 28px 22px; }.podium-card { min-width: 88px; }.leader-row { grid-template-columns: 30px minmax(70px, 1fr) minmax(70px, 1.3fr) 40px; gap: 6px; font-size: 13px; } }
@media (max-width: 520px) { .theme-fields { grid-template-columns: 1fr; } }