:root{--bg: #0b1020;--bg2: #121a33;--card: #1a2242;--card2: #232c52;--border: #2e3a66;--fg: #f1f5f9;--muted: #94a3b8;--accent: #7c3aed;--accent-hover: #6d28d9;--accent2: #06b6d4;--ok: #22c55e;--ko: #ef4444;--warn: #f59e0b;--c0: #ef4444;--c1: #3b82f6;--c2: #f59e0b;--c3: #10b981;--c4: #a855f7;--c5: #ec4899;--c6: #14b8a6;--c7: #f97316;--radius: 14px;--shadow: 0 10px 30px rgba(0, 0, 0, .35)}*{box-sizing:border-box}html,body,#root{height:100%}body{margin:0;font-family:system-ui,-apple-system,Segoe UI,Roboto,sans-serif;background:radial-gradient(1200px 800px at 10% -10%,#1e1b4b 0%,var(--bg) 55%);color:var(--fg);line-height:1.4;-webkit-font-smoothing:antialiased}a{color:var(--accent2);text-decoration:none}h1,h2,h3{margin:0;line-height:1.15}.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:10px 18px;border-radius:999px;border:1px solid var(--border);background:var(--card);color:var(--fg);font:inherit;font-weight:600;cursor:pointer;transition:background .15s,transform .1s;white-space:nowrap}.btn:hover{background:var(--card2)}.btn:active{transform:scale(.98)}.btn:disabled{opacity:.45;cursor:not-allowed}.btn-primary{background:var(--accent);border-color:var(--accent)}.btn-primary:hover{background:var(--accent-hover)}.btn-danger{color:#fecaca;border-color:#7f1d1d}.btn-danger:hover{background:#7f1d1d}.btn-ghost{background:transparent;border-color:transparent;color:var(--muted)}.btn-ghost:hover{color:var(--fg);background:#ffffff0f}.btn-lg{padding:16px 28px;font-size:1.15rem}.btn-sm{padding:6px 12px;font-size:.85rem}.input,.textarea,.select{width:100%;padding:12px 14px;border-radius:10px;border:1px solid var(--border);background:var(--bg2);color:var(--fg);font:inherit;outline:none}.input:focus,.textarea:focus,.select:focus{border-color:var(--accent);box-shadow:0 0 0 3px 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h1{font-size:1.8rem}.brand{font-weight:800;letter-spacing:-.02em;font-size:1.3rem;background:linear-gradient(90deg,#c4b5fd,#67e8f9);-webkit-background-clip:text;background-clip:text;color:transparent}.pres-list{display:grid;grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:16px}.pres-card h3{font-size:1.1rem;margin-bottom:6px}.pres-card .actions{margin-top:14px;display:flex;gap:8px;flex-wrap:wrap}.editor{display:grid;grid-template-columns:320px 1fr;gap:20px}@media(max-width:800px){.editor{grid-template-columns:1fr}}.item-list{display:flex;flex-direction:column;gap:6px}.item-row{display:flex;align-items:center;gap:10px;padding:10px 12px;border-radius:10px;border:1px solid transparent;background:var(--bg2);cursor:pointer}.item-row:hover{border-color:var(--border)}.item-row.active{border-color:var(--accent);background:#7c3aed26}.item-row .icon{font-size:1.2rem;width:28px;text-align:center}.item-row .label{flex:1;min-width:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.item-row .num{color:var(--muted);font-size:.8rem;width:18px}.item-row .mini{background:none;border:none;color:var(--muted);cursor:pointer;padding:2px 4px;font-size:.9rem}.item-row .mini:hover{color:var(--fg)}.add-buttons{display:grid;grid-template-columns:1fr 1fr;gap:8px;margin-top:12px}.option-row{display:flex;align-items:center;gap:8px;margin-bottom:8px}.option-row .swatch{width:14px;height:14px;border-radius:4px;flex-shrink:0}.option-row input[type=radio]{accent-color:var(--ok);width:18px;height:18px}.stage{position:fixed;top:0;right:0;bottom:0;left:0;display:flex;flex-direction:column;padding:24px 40px;overflow:hidden}.stage.with-bar{padding-bottom:92px}.stage-header{display:flex;align-items:flex-start;gap:24px;margin-bottom:20px}.stage-header h1{font-size:clamp(26px,3.6vw,52px);font-weight:800;letter-spacing:-.01em;flex:1}.stage-body{flex:1;min-height:0;display:flex;flex-direction:column}.stage-footer{display:flex;justify-content:space-between;align-items:center;color:var(--muted);font-size:clamp(14px,1.4vw,20px);margin-top:12px}.join-badge{display:flex;align-items:center;gap:12px;background:#ffffff0f;border:1px solid var(--border);border-radius:12px;padding:8px 12px;font-size:clamp(13px,1.3vw,18px)}.join-badge .code{font-weight:800;font-size:1.4em;letter-spacing:.08em}.join-badge .url{color:var(--muted)}.join-badge svg{border-radius:6px;background:#fff;padding:3px}.lobby{flex:1;display:grid;grid-template-columns:1fr 1fr;gap:40px;align-items:center}@media(max-width:900px){.lobby{grid-template-columns:1fr}}.lobby .how{font-size:clamp(18px,2vw,28px)}.lobby .how .code{font-size:clamp(56px,9vw,140px);font-weight:900;letter-spacing:.1em;line-height:1;margin:12px 0;background:linear-gradient(90deg,#c4b5fd,#67e8f9);-webkit-background-clip:text;background-clip:text;color:transparent}.lobby .qr{justify-self:center;background:#fff;padding:18px;border-radius:20px}.chips{display:flex;flex-wrap:wrap;gap:8px;margin-top:16px}.chip{background:var(--card);border:1px solid var(--border);border-radius:999px;padding:6px 14px;font-size:clamp(13px,1.2vw,18px);animation:pop .25s ease-out}@keyframes pop{0%{transform:scale(.6);opacity:0}to{transform:scale(1);opacity:1}}.bars{display:flex;flex-direction:column;gap:14px;flex:1;justify-content:center}.bar-row{display:grid;grid-template-columns:1fr;gap:6px}.bar-label{display:flex;align-items:center;gap:12px;font-size:clamp(16px,1.9vw,28px);font-weight:600}.bar-label .swatch{width:.9em;height:.9em;border-radius:6px;flex-shrink:0}.bar-label .pct{margin-left:auto;color:var(--muted);font-variant-numeric:tabular-nums}.bar-label .tick{color:var(--ok)}.bar-track{height:clamp(18px,2.4vw,34px);background:#ffffff0f;border-radius:999px;overflow:hidden}.bar-fill{height:100%;border-radius:999px;transition:width .5s cubic-bezier(.2,.8,.2,1);min-width:0}.bar-row.dim{opacity:.45}.big-count{font-size:clamp(16px,1.6vw,22px);color:var(--muted)}.quiz-grid{display:grid;grid-template-columns:1fr 1fr;gap:16px;flex:1;align-content:stretch}.quiz-tile{border-radius:18px;padding:24px;font-size:clamp(20px,2.4vw,36px);font-weight:700;display:flex;align-items:center;gap:16px;color:#fff;text-shadow:0 1px 2px rgba(0,0,0,.3);transition:opacity .3s}.quiz-tile.dim{opacity:.25}.quiz-tile .key{font-size:.8em;opacity:.8}.quiz-top{display:flex;align-items:center;justify-content:space-between;gap:20px;margin-bottom:20px}.timer{display:flex;flex-direction:column;align-items:center;min-width:120px}.timer .num{font-size:clamp(40px,5vw,80px);font-weight:900;line-height:1;font-variant-numeric:tabular-nums}.timer .num.urgent{color:var(--ko);animation:pulse .6s infinite alternate}@keyframes pulse{0%{transform:scale(1)}to{transform:scale(1.08)}}.timer .track{width:100%;height:8px;background:#ffffff14;border-radius:999px;overflow:hidden;margin-top:6px}.timer .fill{height:100%;background:var(--accent2);transition:width .25s linear}.waiting{flex:1;display:flex;align-items:center;justify-content:center;font-size:clamp(22px,3vw,44px);color:var(--muted);text-align:center}.leaderboard{flex:1;display:flex;flex-direction:column;gap:10px;max-width:900px;width:100%;margin:0 auto;justify-content:center}.lb-row{display:grid;grid-template-columns:70px 1fr auto;align-items:center;gap:16px;background:var(--card);border:1px solid var(--border);border-radius:14px;padding:12px 20px;font-size:clamp(16px,1.8vw,26px);animation:slidein .4s ease-out both}.lb-row:nth-child(1){background:linear-gradient(90deg,rgba(250,204,21,.25),var(--card))}.lb-row:nth-child(2){background:linear-gradient(90deg,rgba(203,213,225,.2),var(--card))}.lb-row:nth-child(3){background:linear-gradient(90deg,rgba(217,119,6,.25),var(--card))}.lb-row .rank{font-weight:800;font-size:1.2em}.lb-row .score{font-variant-numeric:tabular-nums;font-weight:700}@keyframes slidein{0%{transform:translate(-30px);opacity:0}to{transform:none;opacity:1}}.qa-list{flex:1;overflow:auto;display:flex;flex-direction:column;gap:10px}.qa-item{display:flex;align-items:center;gap:16px;background:var(--card);border:1px solid var(--border);border-radius:14px;padding:14px 18px;font-size:clamp(15px,1.6vw,24px)}.qa-item.answered{opacity:.5}.qa-item.hidden{opacity:.35;border-style:dashed}.qa-item .votes{display:flex;flex-direction:column;align-items:center;min-width:54px;background:#ffffff0f;border-radius:10px;padding:6px 8px;font-weight:800;line-height:1}.qa-item .votes small{font-size:.6em;color:var(--muted);font-weight:500}.qa-item .text{flex:1}.qa-item .by{color:var(--muted);font-size:.75em}.cloud{flex:1;min-height:0;position:relative}.cloud svg{width:100%;height:100%}.cloud text{font-family:inherit;font-weight:700;transition:font-size .4s,transform .6s cubic-bezier(.2,.8,.2,1)}.controlbar{position:fixed;left:0;right:0;bottom:0;display:flex;align-items:center;gap:10px;padding:12px 20px;background:#0b1020eb;border-top:1px solid var(--border);-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);z-index:10;flex-wrap:wrap}.controlbar .status{color:var(--muted);font-size:.9rem;display:flex;gap:14px;align-items:center}.controlbar .spacer{flex:1}.kbd{display:inline-block;border:1px solid var(--border);border-radius:5px;padding:0 6px;font-size:.75em;color:var(--muted);margin-left:6px}.phone{max-width:520px;margin:0 auto;min-height:100%;padding:20px 16px 40px;display:flex;flex-direction:column;gap:16px}.phone-header{display:flex;justify-content:space-between;align-items:center;color:var(--muted);font-size:.9rem}.phone h2{font-size:1.5rem;font-weight:800}.opt-list{display:flex;flex-direction:column;gap:10px}.opt-btn{width:100%;text-align:left;padding:16px 18px;border-radius:14px;border:2px solid var(--border);background:var(--card);color:var(--fg);font:inherit;font-size:1.05rem;font-weight:600;cursor:pointer;display:flex;align-items:center;gap:12px;transition:transform .1s,border-color .15s}.opt-btn:active{transform:scale(.98)}.opt-btn.selected{border-color:var(--accent);background:#7c3aed33}.opt-btn .swatch{width:14px;height:14px;border-radius:4px;flex-shrink:0}.opt-btn.colored{border-color:transparent;color:#fff;min-height:72px;font-size:1.15rem;justify-content:center;text-align:center;text-shadow:0 1px 2px rgba(0,0,0,.3)}.opt-btn:disabled{opacity:.5;cursor:default}.feedback{text-align:center;padding:36px 16px;border-radius:var(--radius);background:var(--card);border:1px solid var(--border)}.feedback .big{font-size:3rem;margin-bottom:8px}.feedback.ok{border-color:var(--ok)}.feedback.ko{border-color:var(--ko)}.feedback h3{font-size:1.4rem}.points{font-size:2rem;font-weight:900;color:var(--ok)}.phone .timer .num{font-size:2.5rem}.qa-mine{border-color:var(--accent)}.vote-btn{border:1px solid var(--border);background:var(--bg2);color:var(--fg);border-radius:10px;padding:8px 10px;font:inherit;cursor:pointer;min-width:54px}.vote-btn.on{background:var(--accent);border-color:var(--accent)}.spinner{width:22px;height:22px;border:3px solid var(--border);border-top-color:var(--accent2);border-radius:50%;animation:spin .8s linear infinite;display:inline-block}@keyframes spin{to{transform:rotate(360deg)}}.err{color:#fca5a5;font-size:.9rem}.slidebar{position:fixed;right:16px;bottom:16px;z-index:20;opacity:.85}.slidebar:hover{opacity:1}.ppt-links{display:grid;gap:8px;margin:16px 0}.ppt-link{display:grid;grid-template-columns:110px 1fr auto;gap:10px;align-items:center}.ppt-link .label{font-weight:600}.ppt-link .title{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}@media(max-width:640px){.ppt-link{grid-template-columns:1fr auto}.ppt-link .title{display:none}}.addin-setup{max-width:640px}.addin-setup .input{width:100%;margin:8px 0}.addin-setup .error{color:#f87171}.addin-edit{position:fixed;left:8px;right:8px;bottom:8px;z-index:30;display:flex;gap:10px;align-items:center;justify-content:space-between;padding:6px 10px;border-radius:8px;background:#111827e6;font-size:.85rem}