@font-face{font-family:Poppins;font-weight:400;src:url(../fonts/Poppins-Regular.ttf) format("truetype");font-display:swap}
@font-face{font-family:Poppins;font-weight:500;src:url(../fonts/Poppins-Medium.ttf) format("truetype");font-display:swap}
@font-face{font-family:Poppins;font-weight:700;src:url(../fonts/Poppins-Bold.ttf) format("truetype");font-display:swap}
:root{--yellow:#FFCC00;--yellow-d:#E6B800;--ink:#111;--ink2:#1b1b1b;--bg:#f4f4f2;--card:#fff;--line:#e3e3df;--muted:#6b6b66;--ok:#1e7a3c;--bad:#b3261e;--warn:#fff4cc;--radius:10px}
*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{margin:0;font-family:Poppins,system-ui,Segoe UI,Arial,sans-serif;font-size:15px;line-height:1.5;color:var(--ink);background:var(--bg)}
h1,h2,h3{line-height:1.2;margin:.2em 0 .5em}
h1{font-size:1.6rem}h2{font-size:1.15rem}h3{font-size:1rem}
a{color:inherit}
.hidden{display:none!important}
.muted{color:var(--muted)}.small{font-size:.82rem}
code{background:#eee;padding:2px 6px;border-radius:4px;word-break:break-all}

/* botones */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:6px;border:2px solid var(--ink);background:#fff;color:var(--ink);font:inherit;font-weight:500;padding:9px 16px;border-radius:8px;cursor:pointer;text-decoration:none;transition:transform .05s,background .15s}
.btn:hover{background:#f0f0ec}.btn:active{transform:translateY(1px)}.btn:disabled{opacity:.5;cursor:not-allowed}
.btn-primary{background:var(--yellow);border-color:var(--ink);color:var(--ink);font-weight:700}.btn-primary:hover{background:var(--yellow-d)}
.btn-ghost{background:transparent;border-color:#555;color:#fff;padding:6px 12px}.btn-ghost:hover{background:#2a2a2a}
.btn-ghost-dark{background:#fff;border-color:#c9c9c4}
.btn-danger{border-color:var(--bad);color:var(--bad)}.btn-danger:hover{background:#fdecea}
.btn-small{padding:4px 10px;font-size:.8rem;border-width:1.5px}
.btn-link{border:0;background:none;text-decoration:underline;padding:6px 4px}
.btn-live{width:100%;background:var(--ink);color:var(--yellow);border-color:var(--ink);margin-bottom:12px;font-weight:700}
.btn-live:hover{background:#000}

/* formularios */
.form{display:flex;flex-direction:column;gap:8px}
.form label{font-weight:500;font-size:.88rem}
input,select,textarea{font:inherit;width:100%;padding:10px 12px;border:1.5px solid #c9c9c4;border-radius:8px;background:#fff;color:var(--ink)}
input:focus,select:focus,textarea:focus,.btn:focus-visible,button:focus-visible,a:focus-visible{outline:3px solid var(--yellow);outline-offset:1px;border-color:var(--ink)}
input[type=checkbox],input[type=radio]{width:auto;accent-color:#111;margin-right:6px}
.check{display:flex;align-items:flex-start;gap:6px;font-weight:400!important}
.radios{border:0;padding:0;margin:4px 0;display:flex;gap:18px;flex-wrap:wrap}.radios legend{font-weight:500;font-size:.88rem;padding:0 0 4px}
.radios.q{flex-direction:column;gap:2px;margin:10px 0}
.otp{font-size:2rem;letter-spacing:.5em;text-align:center;font-weight:700}
.inline-form{display:inline-flex;gap:6px;align-items:center;margin:0}
.form-row{display:flex;gap:12px;flex-wrap:wrap;align-items:flex-end}.form-row label{flex:1;min-width:150px;display:flex;flex-direction:column;gap:4px}
.mini{width:70px;padding:4px 6px}
.alert{padding:10px 14px;border-radius:8px;margin:10px 0;font-size:.9rem}
.alert-error{background:#fdecea;color:#7a1710;border:1px solid #f3b8b3}
.alert-ok{background:#e8f5ec;color:#145c2c;border:1px solid #b7dcc3}
.note{background:var(--warn);padding:8px 12px;border-radius:8px;font-size:.85rem}

/* acceso */
.gate{background:#0b0b0b}
.gate-wrap{min-height:100vh;display:grid;grid-template-columns:1.1fr 1fr}
.gate-hero{background:linear-gradient(rgba(0,0,0,.35),rgba(0,0,0,.35)),url(../img/portada.jpg) center/cover;display:flex;align-items:flex-end;padding:48px}
.gate-hero-text span{color:#fff;font-weight:700;font-size:1.6rem;line-height:1.25;text-shadow:0 2px 10px #000}
.gate-card{background:#fff;padding:48px 8vw;display:flex;flex-direction:column;justify-content:center;gap:6px;overflow:auto;border-left:8px solid var(--yellow)}
.gate-card .form,.gate-card>.alert{max-width:440px}
.gate-logo{height:46px;width:auto;align-self:flex-start;margin-bottom:18px}
.gate-foot{margin-top:28px;font-size:.75rem;color:var(--muted)}
.doc{background:#fff}.doc-wrap{max-width:720px;margin:0 auto;padding:40px 20px}
@media(max-width:820px){.gate-wrap{grid-template-columns:1fr}.gate-hero{min-height:150px;padding:20px}.gate-hero-text span{font-size:1.05rem}.gate-card{padding:28px 22px;border-left:0;border-top:8px solid var(--yellow)}}

/* barras */
.topbar,.admin-top{background:var(--ink);color:#fff;display:flex;align-items:center;gap:18px;padding:10px 20px;flex-wrap:wrap;border-bottom:4px solid var(--yellow);position:sticky;top:0;z-index:5}
.topbar-logo{height:34px;width:auto}
.topbar-title{display:flex;flex-direction:column;line-height:1.2;flex:1;min-width:160px}.topbar-title span{font-size:.8rem;color:var(--yellow)}
.topbar-user{display:flex;gap:10px;align-items:center;flex-wrap:wrap}
.chip{background:#2a2a2a;border-radius:999px;padding:4px 12px;font-size:.8rem}
.announcement{background:var(--yellow);color:var(--ink);font-weight:700;padding:10px 20px;text-align:center}

/* sala */
.room{padding:16px 20px 24px;max-width:1280px;margin:0 auto}
.room-tabs{display:none;gap:8px;margin-bottom:12px}
.room-tabs .tab{flex:1;padding:10px;border:2px solid var(--ink);background:#fff;font:inherit;font-weight:500;border-radius:8px}
.room-tabs .tab.active{background:var(--yellow);font-weight:700}
.room-grid{display:grid;grid-template-columns:1.05fr 1fr;gap:16px;align-items:start}
.card{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:16px 18px;margin-bottom:16px;box-shadow:0 1px 2px rgba(0,0,0,.04)}
.card-head{display:flex;justify-content:space-between;align-items:center;gap:8px}
.activity-list{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:8px}
.activity-item button{width:100%;text-align:left;border:1.5px solid var(--line);background:#fff;border-radius:8px;padding:10px 12px;font:inherit;cursor:pointer;display:flex;flex-direction:column;gap:2px}
.activity-item button:hover{border-color:var(--ink)}.activity-item.current button{border-color:var(--ink);background:#fffbe6}
.ai-day{font-size:.72rem;font-weight:700;color:var(--muted);text-transform:uppercase}
.ai-meta{display:flex;gap:6px;flex-wrap:wrap;margin-top:4px;align-items:center}.ai-timer{font-weight:700;font-size:.8rem}
.pill{display:inline-block;font-size:.7rem;font-weight:700;padding:2px 8px;border-radius:999px;background:#eee;color:#333}
.pill-open{background:#dff3e5;color:#145c2c}.pill-closed{background:#eee;color:#666}.pill-warn{background:var(--warn);color:#6b5200}
.instructions{background:#f8f8f5;border-left:4px solid var(--yellow);padding:8px 12px;border-radius:4px;font-size:.9rem}
.results{margin-top:10px}.res-row{display:grid;grid-template-columns:minmax(80px,1fr) 2fr auto;gap:8px;align-items:center;margin:6px 0;font-size:.85rem}
.bar-wrap{background:#eee;border-radius:99px;height:12px;overflow:hidden;display:block}.bar{display:block;height:100%;background:var(--yellow);width:0;border-radius:99px;transition:width .4s}
.opt.is-correct{color:var(--ok);font-weight:700}.opt.is-wrong{color:var(--bad);text-decoration:line-through}

/* chat */
.chat{display:flex;flex-direction:column;gap:8px}
.chat-tabs,.ctabs{display:flex;gap:6px}
.ctab{flex:1;border:0;border-bottom:3px solid transparent;background:none;font:inherit;font-weight:500;padding:8px 6px;cursor:pointer;color:var(--muted)}
.ctab.active{border-color:var(--yellow);color:var(--ink);font-weight:700}
.chat-log{list-style:none;margin:0;padding:8px;height:min(52vh,460px);overflow-y:auto;background:#fafaf8;border:1px solid var(--line);border-radius:8px;display:flex;flex-direction:column;gap:8px}
.msg{background:#fff;border:1px solid var(--line);border-radius:8px;padding:8px 10px;max-width:92%;align-self:flex-start}
.msg.mine{align-self:flex-end;background:#fff9d6;border-color:#f1dd7a}
.msg.mod{background:var(--ink);color:#fff;border-color:var(--ink)}.msg.mod .muted{color:#bbb}
.msg.pinned{border:2px solid var(--yellow)}.msg.pending{opacity:.75;border-style:dashed}
.msg-head{display:flex;gap:6px;align-items:center;flex-wrap:wrap;font-size:.8rem}.msg-time{margin-left:auto;font-size:.7rem;color:var(--muted)}
.msg-body{white-space:pre-wrap;word-break:break-word;margin-top:2px}
.msg-actions{display:flex;gap:6px;flex-wrap:wrap;margin-top:6px}
.chat-form{display:flex;gap:8px}.chat-notice{background:var(--warn);padding:6px 10px;border-radius:8px;font-size:.82rem}
.badge{background:var(--bad);color:#fff;border-radius:99px;padding:0 7px;font-size:.72rem;margin-left:4px}

.wait{display:grid;place-items:center;min-height:60vh;padding:20px}.wait-card{background:#fff;border:1px solid var(--line);border-top:6px solid var(--yellow);border-radius:var(--radius);padding:28px;max-width:460px;text-align:center}
.spinner{width:34px;height:34px;border:4px solid #eee;border-top-color:var(--yellow-d);border-radius:50%;margin:16px auto 0;animation:spin 1s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}

@media(max-width:900px){
  .room{padding:12px}.room-tabs{display:flex}
  .room-grid{grid-template-columns:1fr}.pane{display:none}.pane.active{display:block}
  .chat-log{height:56vh}.topbar{position:static}
}

/* admin */
.admin-nav{display:flex;gap:4px;flex-wrap:wrap;flex:1}
.admin-nav a{color:#ddd;text-decoration:none;padding:6px 12px;border-radius:8px;font-size:.88rem}.admin-nav a:hover{background:#2a2a2a}.admin-nav a.active{background:var(--yellow);color:var(--ink);font-weight:700}
.admin-top select{width:auto;padding:5px 8px;font-size:.8rem}
.admin-main{max-width:1280px;margin:0 auto;padding:20px}
.grid2{display:grid;grid-template-columns:repeat(auto-fit,minmax(320px,1fr));gap:16px;align-items:start}
.stats{display:grid;grid-template-columns:repeat(auto-fit,minmax(150px,1fr));gap:12px;margin:14px 0}
.stat{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:14px 16px;display:flex;flex-direction:column;border-top:4px solid var(--ink)}
.stat b{font-size:2rem;line-height:1}.stat span{font-size:.8rem;color:var(--muted)}.stat-warn{background:var(--warn);border-top-color:var(--yellow-d)}
.seg{display:flex;gap:6px;flex-wrap:wrap}
.subtabs{display:flex;gap:6px;margin:8px 0 14px;border-bottom:2px solid var(--line)}.subtabs a{padding:8px 14px;text-decoration:none;border-bottom:4px solid transparent;margin-bottom:-2px;color:var(--muted);font-weight:500}.subtabs a.active{border-color:var(--yellow);color:var(--ink);font-weight:700}
.table-wrap{overflow-x:auto;background:#fff;border:1px solid var(--line);border-radius:var(--radius);margin:10px 0 20px}
.table{width:100%;border-collapse:collapse;font-size:.85rem}.table th,.table td{padding:8px 10px;border-bottom:1px solid var(--line);text-align:left;vertical-align:top}
.table th{background:#f0f0ec;font-size:.75rem;text-transform:uppercase;letter-spacing:.03em}.table td.wrap{max-width:320px;white-space:pre-wrap;word-break:break-word}
.table input,.table select{padding:5px 8px;font-size:.82rem;min-width:110px}
.row-warn{background:#fffbe6}.row-bad{background:#fdf0ef}
.actions{display:flex;gap:4px;flex-wrap:wrap}.plain{margin:0;padding-left:18px}
.qr{background:#fff;display:inline-block;padding:6px;border:1px solid var(--line)}
.chat-admin .chat-log{height:56vh}.chat-admin-bar{display:flex;justify-content:space-between;gap:12px;flex-wrap:wrap;align-items:center;margin-bottom:8px}
.chat-admin .ctab{flex:none;padding:8px 14px}
@media print{.admin-top,.topbar{display:none}}