:root{--dt-blue: #1496ff;--dt-bg: #0b0b0b;--dt-surface: #14181f;--dt-text: #f5f7fa;--dt-muted: #8a94a6;--dt-ok: #2ecc71;--dt-warn: #f1c40f;--dt-error: #e74c3c;font-family:Inter,IBM Plex Sans,system-ui,-apple-system,sans-serif}*{box-sizing:border-box}body{margin:0;background:var(--dt-bg);color:var(--dt-text)}.app{min-height:100vh;display:grid;place-items:center;padding:24px}.card{background:var(--dt-surface);border:1px solid rgba(20,150,255,.18);border-radius:14px;padding:40px 48px;max-width:520px;width:100%;box-shadow:0 10px 40px #00000080}h1{margin:0;font-size:28px;letter-spacing:-.02em}h1:before{content:"";display:inline-block;width:12px;height:12px;border-radius:3px;background:var(--dt-blue);margin-right:12px;vertical-align:middle}.subtitle{color:var(--dt-muted);margin:6px 0 28px;font-size:14px}.status{display:flex;flex-direction:column;gap:10px}.label{font-size:13px;color:var(--dt-muted);text-transform:uppercase;letter-spacing:.06em}.badge{display:inline-block;align-self:flex-start;padding:6px 12px;border-radius:999px;font-size:14px;font-weight:600}.badge-ok{background:#2ecc7126;color:var(--dt-ok)}.badge-warn{background:#f1c40f26;color:var(--dt-warn)}.badge-error{background:#e74c3c26;color:var(--dt-error)}.badge-pending{background:#8a94a626;color:var(--dt-muted)}.field{display:flex;flex-direction:column;gap:6px;margin-bottom:16px}.field span{font-size:13px;color:var(--dt-muted)}.field-inline{flex-direction:row;align-items:center;gap:10px}.field-inline input{width:auto}.field-inline span{font-size:14px;color:var(--dt-text)}input{background:#0e1218;border:1px solid rgba(255,255,255,.12);border-radius:8px;padding:10px 12px;color:var(--dt-text);font-size:15px;font-family:inherit}input:focus,textarea:focus,select:focus{outline:none;border-color:var(--dt-blue)}textarea,select{background:#0e1218;border:1px solid rgba(255,255,255,.12);border-radius:8px;padding:10px 12px;color:var(--dt-text);font-size:15px;font-family:inherit}textarea{min-height:72px;resize:vertical}input:disabled,textarea:disabled,select:disabled{opacity:.65;cursor:not-allowed}.btn{display:inline-block;background:var(--dt-blue);color:#fff;border:none;border-radius:8px;padding:10px 18px;font-size:15px;font-weight:600;cursor:pointer;text-decoration:none;font-family:inherit}.btn:hover{filter:brightness(1.1)}.btn:disabled{opacity:.6;cursor:default}.btn-ghost{background:transparent;border:1px solid rgba(255,255,255,.18);color:var(--dt-text)}.actions{display:flex;gap:12px;margin:8px 0 28px}.shell{min-height:100vh}.topbar{display:flex;align-items:center;justify-content:space-between;padding:14px 28px;background:var(--dt-surface);border-bottom:1px solid rgba(255,255,255,.08)}.brand{font-weight:700}.brand:before{content:"";display:inline-block;width:10px;height:10px;border-radius:3px;background:var(--dt-blue);margin-right:10px;vertical-align:middle}.topbar-right{display:flex;align-items:center;gap:16px}.who{font-size:14px;color:var(--dt-muted);display:flex;align-items:center;gap:8px}.role-tag{background:#1496ff26;color:var(--dt-blue);padding:2px 8px;border-radius:999px;font-size:12px;font-weight:600}.content{max-width:880px;margin:0 auto;padding:32px 24px}.page-title{font-size:24px;margin:0 0 24px}.panel{background:var(--dt-surface);border:1px solid rgba(255,255,255,.08);border-radius:12px;padding:24px;margin-bottom:24px}.panel h2{margin:0 0 16px;font-size:17px}.row-form{display:flex;gap:12px;flex-wrap:wrap;align-items:center;margin-bottom:12px}.row-form input{flex:1;min-width:180px}.table{width:100%;border-collapse:collapse;font-size:14px}.table th,.table td{text-align:left;padding:10px 12px;border-bottom:1px solid rgba(255,255,255,.06)}.table th{color:var(--dt-muted);font-weight:600;text-transform:uppercase;font-size:12px;letter-spacing:.05em}.muted{color:var(--dt-muted)}.topbar-left{display:flex;align-items:center;gap:28px}.nav{display:flex;gap:18px}.nav a{color:var(--dt-muted);text-decoration:none;font-size:14px;font-weight:600}.nav a:hover{color:var(--dt-text)}.toolbar{display:flex;gap:12px;flex-wrap:wrap;margin:16px 0 24px}.btn-sm{padding:4px 10px;font-size:13px}.question-card{border:1px solid rgba(255,255,255,.1);border-radius:10px;padding:18px;margin-bottom:16px;background:#0e1218}.question-head{display:flex;align-items:center;gap:12px;margin-bottom:14px}.options{margin-bottom:14px}.option-row{display:flex;align-items:center;gap:10px;margin:8px 0}.option-row input[type=text],.option-row input:not([type=radio]){flex:1}.option-row input[type=radio]{width:18px;height:18px;accent-color:var(--dt-blue)}.picker{display:grid;grid-template-columns:1fr 1fr;gap:20px}.selected-list,.avail-list{list-style:none;padding:0;margin:8px 0 0}.selected-list li,.avail-list li{display:flex;align-items:center;justify-content:space-between;gap:10px;padding:8px 10px;border:1px solid rgba(255,255,255,.08);border-radius:8px;margin-bottom:8px;background:#0e1218}.selected-list{counter-reset:room}.selected-list li{counter-increment:room}.selected-list li>span:first-child:before{content:counter(room) ". ";color:var(--dt-blue);font-weight:700}.picker-actions{display:flex;gap:4px}.event-meta{display:grid;grid-template-columns:repeat(auto-fit,minmax(160px,1fr));gap:18px}.event-meta .label{display:block;margin-bottom:4px}.panel-head{display:flex;align-items:center;justify-content:space-between}.room-list{margin:0;padding-left:20px}.room-list li{padding:4px 0}code{background:#ffffff0f;padding:2px 6px;border-radius:5px;font-size:13px}a{color:var(--dt-blue)}.landing{min-height:100vh;padding:40px 24px}.landing-grid{max-width:960px;margin:0 auto;display:grid;grid-template-columns:1.3fr 1fr;gap:24px;align-items:start}.landing .card{max-width:none}@media(max-width:760px){.landing-grid,.picker,.play-grid{grid-template-columns:1fr}}.play-grid{display:grid;grid-template-columns:280px 1fr;gap:20px;align-items:start}.room-nav{list-style:none;padding:0;margin:0}.room-nav li{margin-bottom:8px}.room-btn{width:100%;display:flex;align-items:center;justify-content:space-between;gap:8px;padding:12px 14px;background:#0e1218;border:1px solid rgba(255,255,255,.1);border-radius:10px;color:var(--dt-text);cursor:pointer;font-size:14px;text-align:left;font-family:inherit}.room-btn:hover:not(:disabled){border-color:var(--dt-blue)}.room-btn.active{border-color:var(--dt-blue);background:#1496ff14}.room-btn:disabled{opacity:.5;cursor:not-allowed}.question{margin-top:18px}.q-progress{color:var(--dt-muted);font-size:13px;text-transform:uppercase;letter-spacing:.05em;margin:0 0 6px}.mcq-options{display:flex;flex-direction:column;gap:10px;margin:16px 0}.mcq-option{text-align:left;padding:14px 16px;background:#0e1218;border:1px solid rgba(255,255,255,.12);border-radius:10px;color:var(--dt-text);cursor:pointer;font-size:15px;font-family:inherit}.mcq-option:hover{border-color:var(--dt-blue)}.mcq-option.selected{border-color:var(--dt-blue);background:#1496ff1f}.hint{background:#f1c40f1a;border-left:3px solid var(--dt-warn);padding:10px 14px;border-radius:6px;margin-top:12px}.conclusion{background:#2ecc7114;border-radius:10px;padding:16px;margin:14px 0}.row-actions{display:flex;gap:8px}.tab-active{border-color:var(--dt-blue);color:var(--dt-blue)}.puzzle-panel{background:#1496ff12;border:1px solid rgba(20,150,255,.25);border-radius:10px;padding:16px;margin-top:14px}.lockbox-digits{display:flex;gap:10px;margin:18px 0;flex-wrap:wrap}.digit-input{width:56px;height:64px;text-align:center;font-size:28px;font-weight:700}.prize{text-align:center;padding:30px 10px}.prize-emoji{font-size:64px;line-height:1}.prize h2{color:var(--dt-ok);margin:12px 0}.live-dot{animation:live-pulse 1.6s ease-in-out infinite}@keyframes live-pulse{0%,to{opacity:1}50%{opacity:.55}}.home{max-width:1040px;margin:0 auto;padding:0 24px 40px}.home-nav{display:flex;align-items:center;justify-content:space-between;padding:22px 0}.hero{text-align:center;padding:64px 0 56px}.kicker{display:inline-block;color:var(--dt-blue);font-weight:600;letter-spacing:.08em;text-transform:uppercase;font-size:13px;margin-bottom:14px}.hero h1{font-size:52px;margin:0 0 18px;letter-spacing:-.03em}.hero h1:before{display:none}.hero-sub{color:var(--dt-muted);font-size:18px;max-width:620px;margin:0 auto 28px;line-height:1.6}.hero .actions{justify-content:center}.features{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;margin:20px 0 48px}.feature{background:var(--dt-surface);border:1px solid rgba(255,255,255,.08);border-radius:14px;padding:26px}.feature-icon{font-size:32px;margin-bottom:12px}.feature h3{margin:0 0 8px}.feature p{color:var(--dt-muted);line-height:1.6;margin:0}.cta-band{display:flex;align-items:center;justify-content:space-between;gap:24px;background:linear-gradient(135deg,#1496ff29,#1496ff0a);border:1px solid rgba(20,150,255,.3);border-radius:16px;padding:32px;flex-wrap:wrap}.cta-band h2{margin:0 0 10px}.cta-band p{color:var(--dt-muted);max-width:560px;line-height:1.6;margin:0 0 6px}.home-footer{display:flex;justify-content:space-between;align-items:center;margin-top:40px;padding-top:20px;border-top:1px solid rgba(255,255,255,.08);color:var(--dt-muted);font-size:13px;flex-wrap:wrap;gap:10px}.status-dot:before{content:"● "}.status-dot.ok{color:var(--dt-ok)}.status-dot.down{color:var(--dt-warn)}@media(max-width:760px){.features{grid-template-columns:1fr}.hero h1{font-size:38px}}.matrix-wrap{overflow-x:auto;border-radius:8px}.matrix{border-collapse:collapse;font-size:13px}.matrix th,.matrix td{border:1px solid rgba(255,255,255,.08);padding:6px 8px;text-align:center;white-space:nowrap}.matrix-room-head{background:#1496ff1f;color:var(--dt-text);font-size:13px}.matrix-q-head{color:var(--dt-muted);font-weight:600}.matrix-q-flag{color:var(--dt-blue);margin-left:2px}.matrix-team-head,.matrix-team-cell{position:sticky;left:0;background:var(--dt-surface);text-align:left;z-index:1}.matrix-team-cell{font-weight:600;color:var(--dt-text)}.matrix-pts{display:block;font-size:11px;font-weight:400;color:var(--dt-muted)}.matrix-done{margin-left:6px;padding:1px 8px;font-size:11px}.matrix-td{padding:4px}.matrix-cell{display:inline-flex;align-items:center;justify-content:center;width:22px;height:22px;border-radius:6px;font-size:13px;font-weight:700}.cell-complete{background:#2ecc712e;color:var(--dt-ok)}.cell-current{background:#f1c40f33;color:var(--dt-warn)}.cell-awaiting{background:#1496ff33;color:var(--dt-blue)}.cell-pending{background:#8a94a61f;color:var(--dt-muted)}.matrix-legend{display:flex;flex-wrap:wrap;gap:12px;font-size:12px;color:var(--dt-muted)}.legend-item{display:inline-flex;align-items:center;gap:5px}