:root{--bg: #fafaf9;--bg-elev: #ffffff;--surface: #ffffff;--surface-muted: #f5f5f4;--border: #e7e5e4;--border-strong: #d6d3d1;--text: #1c1917;--text-muted: #57534e;--text-soft: #a8a29e;--primary: #ea580c;--primary-hover: #c2410c;--primary-soft: #fff7ed;--primary-ring: rgba(234, 88, 12, .22);--success: #059669;--success-soft: #d1fae5;--danger: #dc2626;--danger-soft: #fee2e2;--warning: #d97706;--warning-soft: #fef3c7;--radius-sm: 6px;--radius: 10px;--radius-lg: 14px;--shadow-xs: 0 1px 2px rgba(28, 25, 23, .05);--shadow-sm: 0 1px 3px rgba(28, 25, 23, .07), 0 1px 2px rgba(28, 25, 23, .04);--shadow-md: 0 4px 12px rgba(28, 25, 23, .09), 0 2px 4px rgba(28, 25, 23, .04);--shadow-lg: 0 12px 32px rgba(28, 25, 23, .12), 0 4px 8px rgba(28, 25, 23, .04)}*{box-sizing:border-box}html,body{margin:0;padding:0;min-height:100%}body{font-family:Inter,-apple-system,BlinkMacSystemFont,Segoe UI,system-ui,sans-serif;font-feature-settings:"cv02","cv03","cv04","cv11";-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;background-color:var(--bg);color:var(--text);font-size:14px;line-height:1.55;letter-spacing:-.005em}h1,h2,h3{margin-top:0;letter-spacing:-.02em;font-weight:700}h1{font-size:26px;line-height:1.2}h2{font-size:19px;line-height:1.3}h3{font-size:16px;line-height:1.35}a{color:var(--primary);text-decoration:none;font-weight:500}a:hover{text-decoration:underline;text-underline-offset:2px}button,.btn{font:inherit;font-weight:500;border:1px solid var(--border-strong);background:var(--bg-elev);color:var(--text);padding:8px 16px;border-radius:var(--radius-sm);cursor:pointer;display:inline-flex;align-items:center;justify-content:center;gap:6px;transition:background .12s,border-color .12s,color .12s,box-shadow .12s,transform .04s;box-shadow:var(--shadow-xs);line-height:1.2;white-space:nowrap;text-decoration:none}button:hover,.btn:hover{border-color:#b8b2ae;background:var(--surface-muted);text-decoration:none}button:active,.btn:active{transform:translateY(1px);box-shadow:none}button:focus-visible,.btn:focus-visible{outline:none;box-shadow:0 0 0 3px var(--primary-ring);border-color:var(--primary)}button.primary,.btn.primary{background:var(--primary);color:#fff;border-color:var(--primary);box-shadow:0 1px 2px #ea580c59,inset 0 1px #ffffff26}button.primary:hover,.btn.primary:hover{background:var(--primary-hover);border-color:var(--primary-hover);color:#fff}button:disabled,.btn:disabled{opacity:.45;cursor:not-allowed;transform:none!important}input,textarea,select{font:inherit;border:1px solid var(--border-strong);background:var(--bg-elev);color:var(--text);padding:9px 12px;border-radius:var(--radius-sm);width:100%;transition:border-color .12s,box-shadow .12s}input:focus,textarea:focus,select:focus{outline:none;border-color:var(--primary);box-shadow:0 0 0 3px var(--primary-ring)}label{display:block;font-size:13px;font-weight:500;margin-bottom:6px}.muted{color:var(--text-muted)}.small{font-size:13px}.error{color:var(--danger)}.container{max-width:960px;margin:32px auto;padding:0 24px}.container.narrow{max-width:560px}.row{display:flex;gap:12px;align-items:center}.row.between{justify-content:space-between}.stack>*+*{margin-top:14px}.card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);box-shadow:var(--shadow-sm);padding:22px;margin-bottom:16px}.center-page{min-height:100vh;display:flex;align-items:center;justify-content:center;padding:24px}.landing{width:100%;max-width:440px;padding:36px;border-radius:var(--radius-lg);box-shadow:var(--shadow-lg)}.brand{display:inline-flex;align-items:center;gap:10px;font-weight:600;color:var(--text)}.brand-mark{width:34px;height:34px;border-radius:8px;background:linear-gradient(135deg,var(--primary) 0%,#f97316 100%);display:inline-flex;align-items:center;justify-content:center;box-shadow:0 2px 10px #ea580c59}.brand-name{font-weight:700;font-size:18px;letter-spacing:-.01em}.topbar{background:#ffffffe6;-webkit-backdrop-filter:saturate(180%) blur(8px);backdrop-filter:saturate(180%) blur(8px);border-bottom:1px solid var(--border);padding:12px 28px;display:flex;justify-content:space-between;align-items:center;position:sticky;top:0;z-index:10}.topbar .brand{font-size:15px;color:var(--text);text-decoration:none}.topbar .brand .brand-mark{width:24px;height:24px;border-radius:6px}.topbar nav{display:flex;align-items:center;gap:6px}.topbar nav a{color:var(--text-muted);padding:6px 12px;border-radius:var(--radius-sm);font-weight:500;font-size:13.5px;transition:background .12s,color .12s;text-decoration:none!important}.topbar nav a:hover{background:var(--surface-muted);color:var(--text)}.topbar nav .user-email{margin:0 8px 0 4px;color:var(--text-soft);font-size:13px}table{width:100%;border-collapse:collapse;font-size:14px}th,td{text-align:left;padding:12px 18px;border-bottom:1px solid var(--border);vertical-align:middle}th{font-size:12px;color:var(--text-muted);font-weight:500;text-transform:uppercase;letter-spacing:.04em;background:var(--surface-muted)}tbody tr:last-child td{border-bottom:none}tbody tr{transition:background .1s}tbody tr:hover{background:var(--surface-muted)}.question-card{border:1px solid var(--border);border-radius:var(--radius);padding:18px;background:var(--surface);transition:border-color .12s}.question-card:hover{border-color:var(--border-strong)}.choice-list{display:flex;flex-direction:column;gap:8px}.choice-item{display:flex;gap:10px;align-items:center}.choice-item input[type=radio]{width:auto}input[type=radio],input[type=checkbox]{width:16px;height:16px;accent-color:var(--primary);cursor:pointer}button.small,.btn.small{padding:4px 10px;font-size:13px;border-radius:5px}.join-code{font-family:SF Mono,ui-monospace,Cascadia Code,Consolas,monospace;font-size:56px;font-weight:700;letter-spacing:.08em;color:var(--primary);margin:10px 0 14px;line-height:1}.join-card{display:flex;align-items:center;justify-content:center;gap:48px;padding:32px;flex-wrap:wrap}.join-text{text-align:center;min-width:280px}.join-qr img{border-radius:10px;border:1px solid var(--border);display:block}.player-chips{display:flex;flex-wrap:wrap;gap:8px}.player-chip{display:inline-flex;align-items:center;padding:6px 12px;border-radius:999px;background:var(--surface-muted);color:var(--text);border:1px solid var(--border);font-size:13px;font-weight:500;animation:chip-in .2s ease-out}.player-chip.self{background:var(--primary-soft);color:var(--primary-hover);border-color:var(--primary)}@keyframes chip-in{0%{opacity:0;transform:translateY(4px) scale(.95)}to{opacity:1;transform:translateY(0) scale(1)}}.code-input{font-family:SF Mono,ui-monospace,monospace;font-size:24px;font-weight:600;letter-spacing:.12em;text-align:center;text-transform:uppercase}code{font-family:SF Mono,ui-monospace,Cascadia Code,Consolas,monospace;font-size:12px;background:var(--surface-muted);padding:2px 6px;border-radius:4px;border:1px solid var(--border)}.card.error{background:var(--danger-soft);border-color:#f4c9c9;color:#991b1b}.badge{display:inline-flex;align-items:center;padding:2px 8px;border-radius:999px;font-size:11.5px;font-weight:500;background:var(--surface-muted);color:var(--text-muted);border:1px solid var(--border)}.badge.published{background:var(--success-soft);color:#065f46;border-color:#a7e9c8}.badge.closed{background:var(--danger-soft);color:#991b1b;border-color:#f4c9c9}.badge.draft{background:var(--warning-soft);color:#92400e;border-color:#fcd9a0}.result-bar{background:var(--surface-muted);border-radius:999px;height:8px;overflow:hidden;margin-top:4px;border:1px solid var(--border)}.result-bar-fill{background:var(--primary);height:100%;border-radius:999px;transition:width .3s ease}.player-screen{width:100%;max-width:760px;padding:24px}.choice-grid{display:grid;grid-template-columns:1fr 1fr;gap:12px}.choice-grid.player .choice-btn,.choice-grid.host .choice-box{display:flex;align-items:center;gap:14px;padding:18px 20px;border-radius:var(--radius);border:2px solid var(--border-strong);background:var(--bg-elev);font-size:16px;font-weight:500;color:var(--text);width:100%;text-align:left;cursor:pointer;transition:border-color .15s,transform .08s,background .15s;position:relative;overflow:hidden}.choice-grid.player .choice-btn:hover{border-color:var(--primary);background:var(--primary-soft);transform:translateY(-1px)}.choice-grid.player .choice-btn:active{transform:scale(.98)}.choice-grid.host .choice-box.correct{border-color:var(--success);background:var(--success-soft);color:#065f46}.choice-grid.host .choice-box.dim{opacity:.55}.choice-letter{display:inline-flex;align-items:center;justify-content:center;width:34px;height:34px;border-radius:50%;background:var(--primary);color:#fff;font-weight:700;font-size:15px;flex-shrink:0}.choice-grid.host .choice-box.correct .choice-letter{background:var(--success)}.choice-grid.host .choice-box.dim .choice-letter{background:var(--text-soft)}.choice-count{font-variant-numeric:tabular-nums;color:var(--text-muted);font-weight:600;margin-left:auto;position:relative;z-index:1}.choice-count-bar{position:absolute;left:0;bottom:0;top:0;background:linear-gradient(90deg,#ea580c0f,#ea580c21);transition:width .4s ease-out;z-index:0}.choice-grid.host .choice-box.correct .choice-count-bar{background:linear-gradient(90deg,#0596691f,#05966938)}.timer-bar{height:10px;background:var(--surface-muted);border:1px solid var(--border);border-radius:999px;overflow:hidden}.timer-fill{height:100%;background:linear-gradient(90deg,var(--primary) 0%,#f59e0b 100%);border-radius:999px;transition:width .1s linear}.leaderboard{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:6px;text-align:left}.leaderboard li{display:grid;grid-template-columns:36px 1fr auto;align-items:center;gap:12px;padding:8px 14px;border-radius:var(--radius-sm);background:var(--surface-muted);border:1px solid var(--border);font-weight:500}.leaderboard li.you{background:var(--primary-soft);border-color:var(--primary);color:var(--primary-hover)}.leaderboard .rank{font-weight:700;color:var(--text-muted)}.leaderboard .score{font-variant-numeric:tabular-nums;font-weight:600}.leaderboard li.podium-1 .rank{color:#b45309}.leaderboard li.podium-1{background:#fef3c7;border-color:#fcd34d}.leaderboard li.podium-2{background:#f1f5f9;border-color:#cbd5e1}.leaderboard li.podium-3{background:#fef6ed;border-color:#fbd4a2}.score-delta{display:inline-flex;align-items:baseline;gap:4px;padding:8px 18px;border-radius:999px;background:var(--primary-soft);color:var(--primary-hover);margin:10px 0}.score-delta-num{font-size:32px;font-weight:700;font-variant-numeric:tabular-nums}