/* Base provided by global.css — page-specific token overrides */
:root{
  --ar:#fbbf24;--blue:#3b82f6;
  --r8:8px;--r12:12px;--r16:16px;
}
body{overflow-x:hidden}
.hidden{display:none!important}
button{font-size:1rem}
input,select{font-size:1rem;width:100%}
input:focus,select:focus{outline:2px solid var(--pri)}

/* Layout */
.screen{display:none;flex-direction:column;align-items:center;min-height:100vh;padding:20px}
.screen.active{display:flex}
.card{background:var(--sur);border:1px solid var(--brd);border-radius:var(--r16);padding:24px;width:100%;max-width:480px;margin-bottom:16px}
.card-wide{max-width:900px}

/* Buttons */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:12px 22px;border-radius:var(--r8);font-weight:600;transition:all .15s}
.btn-pri{background:var(--pri);color:#fff}.btn-pri:hover{background:var(--pril)}
.btn-sec{background:var(--sur2);color:var(--txt);border:1px solid var(--brd)}.btn-sec:hover{border-color:var(--pri)}
.btn-ok{background:var(--ok);color:#fff}
.btn-err{background:var(--err);color:#fff}
.btn-warn{background:var(--warn);color:#000}
.btn-big{padding:18px 32px;font-size:1.1rem;border-radius:var(--r12);width:100%}
.btn-answer{padding:20px 16px;font-size:1.05rem;border-radius:var(--r12);background:var(--sur2);border:2px solid var(--brd);color:var(--txt);width:100%;text-align:left;transition:all .2s}
.btn-answer:hover{border-color:var(--pri);background:var(--sur)}
.btn-answer.selected{border-color:var(--pri);background:#1a1d3a}
.btn-answer.correct{border-color:var(--ok);background:#0d2e20}
.btn-answer.wrong{border-color:var(--err);background:#2d1018}
.btn-answer:disabled{cursor:default}
.btn-sm{padding:8px 14px;font-size:.85rem}

/* Forms */
.form-group{margin-bottom:16px}
.form-label{display:block;margin-bottom:6px;font-weight:600;font-size:.9rem;color:var(--muted)}
.form-row{display:flex;gap:12px}
.form-row>*{flex:1}

/* Logo */
.logo{font-size:2.2rem;font-weight:900;color:var(--pril);margin-bottom:8px}
.tagline{color:var(--muted);margin-bottom:32px;text-align:center}

/* Big mode cards */
.mode-cards{display:flex;gap:16px;margin-bottom:24px;flex-wrap:wrap;justify-content:center;max-width:700px;width:100%}
.mode-card{background:var(--sur2);border:2px solid var(--brd);border-radius:var(--r16);padding:28px 32px;cursor:pointer;transition:all .2s;flex:1;min-width:200px;text-align:center}
.mode-card:hover{border-color:var(--pri);transform:translateY(-2px)}
.mode-card .icon{font-size:3rem;margin-bottom:12px}
.mode-card .title{font-size:1.2rem;font-weight:700;margin-bottom:6px}
.mode-card .desc{color:var(--muted);font-size:.9rem}

/* Avatar picker */
.avatar-grid{display:flex;flex-wrap:wrap;gap:8px;margin-top:8px}
.avatar-btn{font-size:1.8rem;background:var(--sur2);border:2px solid var(--brd);border-radius:var(--r8);width:48px;height:48px;cursor:pointer;transition:all .15s}
.avatar-btn:hover{border-color:var(--pri)}
.avatar-btn.selected{border-color:var(--pri);background:var(--sur)}

/* Waiting room */
.room-code-display{font-size:3.5rem;font-weight:900;letter-spacing:8px;color:var(--ar);font-family:monospace;text-align:center;padding:16px}
.players-grid{display:flex;flex-wrap:wrap;gap:12px;margin-top:12px}
.player-chip{background:var(--sur2);border:1px solid var(--brd);border-radius:var(--r8);padding:8px 14px;display:flex;align-items:center;gap:8px;font-size:.95rem}
.player-chip .av{font-size:1.5rem}
.player-chip.you{border-color:var(--pri)}
.player-chip.offline{opacity:.5}

/* Instructor game screen */
.game-header{display:flex;align-items:center;justify-content:space-between;width:100%;max-width:1100px;margin-bottom:16px;flex-wrap:wrap;gap:8px}
.progress-badge{background:var(--sur);border:1px solid var(--brd);border-radius:20px;padding:6px 16px;font-weight:700}
.timer-big{font-size:3.5rem;font-weight:900;min-width:80px;text-align:center;font-family:monospace}
.timer-big.urgent{color:var(--err);animation:pulse .6s infinite}
.question-display{background:var(--sur);border:1px solid var(--brd);border-radius:var(--r16);padding:32px;text-align:center;font-size:1.8rem;font-weight:700;width:100%;max-width:1100px;margin-bottom:16px;min-height:100px;line-height:1.4}
.answer-bars{display:grid;grid-template-columns:1fr 1fr;gap:12px;width:100%;max-width:1100px;margin-bottom:16px}
.answer-bar-row{background:var(--sur2);border:1px solid var(--brd);border-radius:var(--r8);overflow:hidden}
.answer-bar-label{padding:10px 14px;font-weight:600;font-size:.95rem;display:flex;align-items:center;gap:8px}
.answer-bar-track{height:8px;background:var(--brd)}
.answer-bar-fill{height:100%;border-radius:0 4px 4px 0;transition:width .4s}
.bar-a{background:#6366f1}.bar-b{background:#06b6d4}.bar-c{background:#f59e0b}.bar-d{background:#ec4899}

/* Player sidebar */
.sidebar{background:var(--sur);border:1px solid var(--brd);border-radius:var(--r12);padding:16px;min-width:200px;max-height:400px;overflow-y:auto}
.sidebar-player{display:flex;align-items:center;gap:8px;padding:6px 0;border-bottom:1px solid var(--brd);font-size:.9rem}
.answered-dot{width:10px;height:10px;border-radius:50%;background:var(--ok);flex-shrink:0}
.waiting-dot{width:10px;height:10px;border-radius:50%;background:var(--brd);flex-shrink:0}

/* Player answer screen */
.player-game-header{display:flex;align-items:center;justify-content:space-between;width:100%;max-width:600px;margin-bottom:16px;flex-wrap:wrap;gap:8px}
.score-badge{background:var(--sur);border:1px solid var(--brd);border-radius:20px;padding:6px 16px;font-weight:700}
.streak-badge{background:var(--warn);color:#000;border-radius:20px;padding:4px 12px;font-weight:700;font-size:.85rem}
.question-text{font-size:1.6rem;font-weight:700;text-align:center;width:100%;max-width:600px;padding:24px;background:var(--sur);border:1px solid var(--brd);border-radius:var(--r16);margin-bottom:20px;line-height:1.4;direction:auto}
.answers-grid{display:grid;grid-template-columns:1fr 1fr;gap:12px;width:100%;max-width:600px}
.answer-letter{font-weight:900;font-size:1.1rem;color:var(--muted);margin-right:4px}
.answered-waiting{background:var(--sur2);border:2px solid var(--ok);border-radius:var(--r16);padding:24px;text-align:center;width:100%;max-width:600px;font-size:1.2rem}
.answered-waiting.too-late{border-color:var(--warn)}

/* Reveal screen */
.reveal-card{background:var(--sur);border:2px solid var(--brd);border-radius:var(--r16);padding:32px;text-align:center;width:100%;max-width:600px;margin-bottom:16px}
.reveal-correct{border-color:var(--ok);background:#0a2318}
.reveal-wrong{border-color:var(--err);background:#200a10}
.result-icon{font-size:4rem;margin-bottom:12px}
.score-pop{font-size:2.5rem;font-weight:900;color:var(--ar);animation:popIn .4s}
@keyframes popIn{from{transform:scale(.5);opacity:0}to{transform:scale(1);opacity:1}}

/* Leaderboard */
.lb-row{display:flex;align-items:center;gap:12px;padding:12px;border-radius:var(--r8);margin-bottom:8px;background:var(--sur2);animation:slideIn .4s both}
@keyframes slideIn{from{transform:translateX(60px);opacity:0}to{transform:translateX(0);opacity:1}}
.lb-rank{font-size:1.4rem;font-weight:900;width:36px;text-align:center}
.lb-avatar{font-size:1.8rem}
.lb-name{flex:1;font-weight:600}
.lb-score{font-weight:700;color:var(--ar);font-size:1.1rem}
.lb-bar{height:6px;border-radius:3px;background:var(--pri);margin-top:4px}
.lb-you{border:2px solid var(--pri)}

/* Podium */
.podium{display:flex;align-items:flex-end;justify-content:center;gap:8px;margin:24px 0}
.podium-slot{text-align:center;display:flex;flex-direction:column;align-items:center}
.podium-box{border-radius:var(--r8) var(--r8) 0 0;display:flex;align-items:center;justify-content:center;font-size:2rem;font-weight:900;color:#fff}
.podium-1{background:linear-gradient(180deg,#f59e0b,#d97706);width:90px;height:120px}
.podium-2{background:linear-gradient(180deg,#94a3b8,#64748b);width:80px;height:90px}
.podium-3{background:linear-gradient(180deg,#cd7c2f,#a55e23);width:70px;height:70px}
.podium-name{font-weight:700;font-size:.95rem;margin-top:8px}
.podium-score{color:var(--ar);font-size:.85rem}

/* Confetti */
.confetti-piece{position:fixed;width:8px;height:16px;top:-20px;animation:fall linear forwards}
@keyframes fall{to{transform:translateY(110vh) rotate(720deg);opacity:0}}

/* Toast */
.toast-container{position:fixed;bottom:20px;left:50%;transform:translateX(-50%);z-index:9999;display:flex;flex-direction:column;gap:8px;align-items:center}
.toast{background:var(--sur);border:1px solid var(--brd);border-radius:var(--r8);padding:12px 24px;font-weight:600;animation:toastIn .3s;max-width:90vw;text-align:center}
.toast.err{border-color:var(--err);color:var(--err)}
.toast.ok{border-color:var(--ok);color:var(--ok)}
@keyframes toastIn{from{opacity:0;transform:translateY(20px)}to{opacity:1;transform:translateY(0)}}

/* Reactions */
.reaction-fly{position:fixed;font-size:2.5rem;animation:flyAcross 2s forwards;pointer-events:none;z-index:1000}
@keyframes flyAcross{0%{left:-60px;top:50%;opacity:1}100%{left:110vw;top:20%;opacity:0}}

/* Chat */
.chat-panel{position:fixed;right:0;top:0;height:100%;width:280px;background:var(--sur);border-left:1px solid var(--brd);display:flex;flex-direction:column;z-index:500;transform:translateX(100%);transition:transform .3s}
.chat-panel.open{transform:translateX(0)}
.chat-header{padding:14px;border-bottom:1px solid var(--brd);font-weight:700;display:flex;align-items:center;justify-content:space-between}
.chat-messages{flex:1;overflow-y:auto;padding:12px;display:flex;flex-direction:column;gap:8px}
.chat-msg{font-size:.85rem;background:var(--sur2);border-radius:var(--r8);padding:8px 10px}
.chat-msg .from{font-weight:700;color:var(--pri);margin-bottom:2px}
.chat-msg.instructor .from{color:var(--warn)}
.chat-input-row{padding:12px;border-top:1px solid var(--brd);display:flex;gap:8px}
.chat-input-row input{flex:1;padding:8px 12px}
.chat-toggle{position:fixed;right:12px;bottom:80px;z-index:600;background:var(--sur2);border:1px solid var(--brd);border-radius:50%;width:48px;height:48px;font-size:1.4rem}

/* Modal */
.modal-overlay{position:fixed;inset:0;background:rgba(0,0,0,.6);z-index:900;display:flex;align-items:center;justify-content:center;padding:20px}
.modal-overlay.hidden{display:none}
.modal-box{background:var(--sur);border:1px solid var(--brd);border-radius:var(--r16);padding:28px;max-width:560px;width:100%;max-height:90vh;overflow-y:auto}
.modal-title{font-size:1.3rem;font-weight:700;margin-bottom:16px;display:flex;align-items:center;justify-content:space-between}

/* Settings toggle */
.toggle-row{display:flex;align-items:center;justify-content:space-between;padding:8px 0;border-bottom:1px solid var(--brd)}
.toggle{position:relative;width:44px;height:24px;flex-shrink:0}
.toggle input{opacity:0;width:0;height:0}
.toggle-slider{position:absolute;inset:0;background:var(--brd);border-radius:12px;cursor:pointer;transition:.3s}
.toggle-slider:before{content:'';position:absolute;width:18px;height:18px;left:3px;top:3px;background:#fff;border-radius:50%;transition:.3s}
.toggle input:checked+.toggle-slider{background:var(--pri)}
.toggle input:checked+.toggle-slider:before{transform:translateX(20px)}

/* Range slider */
input[type=range]{-webkit-appearance:none;height:6px;border-radius:3px;background:var(--brd);padding:0;border:none}
input[type=range]::-webkit-slider-thumb{-webkit-appearance:none;width:18px;height:18px;background:var(--pri);border-radius:50%;cursor:pointer}

/* Reconnect banner */
.reconnect-banner{position:fixed;top:0;left:0;width:100%;background:var(--warn);color:#000;text-align:center;padding:8px;font-weight:700;z-index:800}
.reconnect-banner.hidden{display:none}

/* Score delta animation */
.score-delta{position:fixed;font-size:2rem;font-weight:900;color:var(--ar);pointer-events:none;animation:deltaFly 1.5s forwards;z-index:700}
@keyframes deltaFly{0%{transform:translateY(0);opacity:1}100%{transform:translateY(-80px);opacity:0}}

/* Team badges */
.team-red{background:#7f1d1d;border:1px solid var(--red);border-radius:4px;padding:2px 8px;font-size:.75rem;font-weight:700;color:#fca5a5}
.team-blue{background:#1e3a5f;border:1px solid var(--blue);border-radius:4px;padding:2px 8px;font-size:.75rem;font-weight:700;color:#93c5fd}

/* QR modal URL box */
.url-box{background:#fff;color:#000;padding:12px;border-radius:8px;font-family:monospace;word-break:break-all;margin-bottom:12px;font-size:.95rem}

/* Stats table */
.stats-table{width:100%;border-collapse:collapse;font-size:.9rem}
.stats-table th{background:var(--sur2);padding:10px 12px;text-align:left;border-bottom:2px solid var(--brd)}
.stats-table td{padding:10px 12px;border-bottom:1px solid var(--brd)}
.stats-table tr:hover td{background:var(--sur2)}
.stat-highlight{color:var(--ar);font-weight:700}

/* Reactions panel */
.reaction-row{display:flex;gap:8px;flex-wrap:wrap;justify-content:center;margin-top:12px}
.react-btn{font-size:1.6rem;background:var(--sur2);border:1px solid var(--brd);border-radius:var(--r8);width:44px;height:44px;cursor:pointer;transition:transform .15s}
.react-btn:hover{transform:scale(1.2)}
.react-btn:disabled{opacity:.4;cursor:default}

/* Connection indicator */
.conn-dot{width:10px;height:10px;border-radius:50%;display:inline-block;margin-right:6px}
.conn-dot.green{background:var(--ok)}
.conn-dot.yellow{background:var(--warn)}
.conn-dot.red{background:var(--err)}

/* Flex sizing helpers */
.flex-minor{flex:.4}

/* Join code input */
.join-code-input{text-transform:uppercase;letter-spacing:4px;font-size:1.5rem;text-align:center}

/* Modal width variant */
.modal-box-wide{max-width:800px}

/* Back-to-dashboard link */
.back-link{display:inline-flex;align-items:center;gap:6px;padding:6px 14px;background:#1c2a3a;border:1px solid #243044;border-radius:8px;color:#8b949e;font-size:.85rem;text-decoration:none}

/* Answer bar option letter colors */
.bar-letter-a{color:#6366f1;font-weight:900}
.bar-letter-b{color:#06b6d4;font-weight:900}
.bar-letter-c{color:#f59e0b;font-weight:900}
.bar-letter-d{color:#ec4899;font-weight:900}

/* Answer bar count pushed right */
.bar-count{margin-left:auto}

/* Game layout containers */
.game-main-row{display:flex;gap:16px;width:100%;max-width:1100px;flex-wrap:wrap}
.game-main-col{flex:1;min-width:280px}

/* Sidebar heading */
.sidebar-heading{font-weight:700;margin-bottom:8px;font-size:.9rem}

/* Reveal screen layout */
.reveal-wrap{text-align:center;width:100%;max-width:700px;margin-top:24px}
.reveal-title{font-size:1.5rem;font-weight:700;margin-bottom:8px}
.reveal-correct-desc{color:var(--muted);font-size:.95rem;margin-bottom:12px}
.reveal-rank{color:var(--muted);font-size:.9rem;margin-top:12px}
.reveal-next{color:var(--muted);font-size:.9rem;margin-top:16px;text-align:center}

/* Leaderboard layout */
.lb-wrap{width:100%;max-width:600px;margin-top:24px}
.lb-team-scores{display:flex;gap:12px;justify-content:center;margin-bottom:16px}

/* Results layout */
.results-wrap{text-align:center;margin-top:24px;width:100%;max-width:700px}
.results-heading{font-size:2.5rem;margin-bottom:8px}
.results-list{width:100%;max-width:480px;margin:0 auto 24px}
.results-actions{display:flex;gap:12px;flex-wrap:wrap;justify-content:center}

/* Paused screen */
.paused-wrap{text-align:center;margin-top:80px}
.paused-icon{font-size:5rem}
.paused-heading{margin:16px 0}
.paused-controls{margin-top:24px}

/* Waiting room helpers */
.waiting-header{text-align:center;margin-top:24px;margin-bottom:8px}
.waiting-inst-wrap{width:100%;max-width:700px}
.waiting-player-wrap{width:100%;max-width:480px}
.room-info-label{color:var(--muted);font-size:.9rem;margin-bottom:4px}
.room-share-url{color:var(--muted);font-size:.85rem;margin-bottom:12px}
.room-actions{display:flex;gap:8px;justify-content:center;flex-wrap:wrap}
.player-list-header{display:flex;align-items:center;justify-content:space-between;margin-bottom:12px}
.settings-summary-row{display:flex;align-items:center;justify-content:space-between;margin-bottom:8px}
.setup-actions{display:flex;gap:12px;width:100%}
.waiting-home-actions{display:flex;gap:12px;width:100%}

/* Player waiting card helpers */
.player-self-avatar{font-size:2rem}
.player-self-name{font-weight:700;font-size:1.1rem;margin-left:8px}
.player-connected{color:var(--ok);font-size:1rem;font-weight:600;margin-bottom:8px}
.player-waiting-msg{color:var(--muted)}
.reactions-label{text-align:center;color:var(--muted);font-size:.9rem;margin-bottom:8px}

/* Instructor setup helpers */
.setup-header{text-align:center;margin-bottom:24px;margin-top:24px}
.setup-flex-row{display:flex;gap:12px;width:100%;max-width:480px}

/* Landing helpers */
.landing-top{text-align:left;padding:16px 16px 0}
.landing-hero{text-align:center;margin-bottom:8px;margin-top:16px}

/* Responsive */
@media(max-width:600px){
  .answers-grid{grid-template-columns:1fr}
  .answer-bars{grid-template-columns:1fr}
  .room-code-display{font-size:2.5rem;letter-spacing:4px}
  .question-display{font-size:1.3rem;padding:20px}
  .question-text{font-size:1.3rem;padding:18px}
  .timer-big{font-size:2.5rem}
  .mode-cards{flex-direction:column}
  .chat-panel{width:100%}
  .podium-1{width:70px;height:90px}.podium-2{width:60px;height:70px}.podium-3{width:50px;height:55px}
  input,select{font-size:16px}/* prevent iOS zoom */
}
@keyframes pulse{0%,100%{opacity:1}50%{opacity:.5}}