:root{--wine:#2563eb;--deep:#3b2420;--red:#2563eb;--pink:#93b4f5;--ink:#3b2420;--muted:#475569;--paper:#f5f5f5;--line:#e2e8f0;--green:#0f766e;--gold:#b88632}*{box-sizing:border-box}body{margin:0;color:var(--ink);background:var(--paper);font:15px/1.5 'Inter','Segoe UI',Arial,sans-serif}button,input,select,textarea{font:inherit}button,a,input,select,textarea{outline-offset:4px}button{cursor:pointer}button{border:1px solid var(--line);border-radius:9px;background:white;padding:11px 17px;color:var(--ink);font-weight:600;transition:background .18s,transform .18s}button:hover{background:#eef3fe}button:active{transform:translateY(1px)}button:disabled{opacity:.5;cursor:not-allowed}button.primary{background:var(--wine);border-color:var(--wine);color:#fff}button.primary:hover{background:var(--deep)}button.light{background:white;color:var(--wine);border-color:white}button.quiet{background:transparent;border-color:transparent;font-size:13px}a{color:var(--wine)}h1,h2,h3{font-family:'Inter','Segoe UI',sans-serif;line-height:1.18;letter-spacing:-.035em;margin:0 0 14px}h1{font-size:44px}h2{font-size:26px}h3{font-size:19px}p{margin:0 0 16px}.shell{display:flex;min-height:100vh}.sidebar{width:244px;position:fixed;inset:0 auto 0 0;background:#fff;border-right:1px solid var(--line);padding:29px 20px;display:flex;flex-direction:column}.brand{height:114px;display:flex;justify-content:center;overflow:hidden;margin-bottom:10px}.brand img{width:183px;object-fit:contain}.school{font-size:10px;font-weight:700;letter-spacing:2.4px;text-align:center;color:var(--muted);padding:10px 0 28px}nav{display:grid;gap:9px}.nav{text-align:left;font-weight:500;background:transparent;border:0;padding:14px 12px;font-size:14px}.nav span{font-size:20px;display:inline-block;width:30px}.nav.active{background:#eaf1fe;color:var(--wine);font-weight:700}.sidebar-foot{margin-top:auto;padding:32px 12px 0;font-size:12px;color:var(--muted)}.sidebar-foot p{font-size:11px;margin:10px 0}.sidebar-foot img{width:55px;mix-blend-mode:multiply;opacity:.7;margin-top:8px}.live-dot{display:inline-block;width:6px;height:6px;border-radius:50%;background:#0f9d8a;margin-right:6px}.workspace{margin-left:244px;width:calc(100% - 244px)}.topbar{height:77px;padding:0 42px;background:#fff;border-bottom:1px solid var(--line);display:flex;justify-content:space-between;align-items:center;gap:16px;font-size:10px;letter-spacing:1.3px;color:var(--muted)}.topbar i{font-style:normal;margin:0 14px;color:#cbd5e1}.topbar b{font-weight:500;letter-spacing:0;font-size:12px}main{max-width:1450px;margin:auto;padding:36px 42px 48px;min-height:calc(100vh - 130px)}footer{border-top:1px solid var(--line);margin:0 42px;padding:18px 0;display:flex;justify-content:space-between;font-size:10px;letter-spacing:1.4px;color:var(--muted)}footer span{letter-spacing:0;font-size:12px}.eyebrow{font-size:10px;font-weight:700;letter-spacing:2px;text-transform:uppercase;margin-bottom:14px;color:var(--wine)}.muted{color:var(--muted)}.small{font-size:12px}.hero{background:var(--deep);color:white;position:relative;overflow:hidden;border-radius:16px;padding:38px 38px 34px;min-height:250px;display:flex;align-items:center;justify-content:space-between;gap:25px}.hero:after{content:'';position:absolute;width:400px;height:400px;border:65px solid #2563eb26;border-radius:50%;right:-40px;top:-180px;pointer-events:none}.hero .eyebrow{color:#9dbcf8}.hero h1{font-size:44px;max-width:600px}.hero p{max-width:540px;color:#e9e3e1;font-size:14px}.hero-mark{font-family:Georgia,serif;font-size:150px;color:#9dbcf8;opacity:.85;line-height:1;padding-right:20px;z-index:1}.pill{display:inline-flex;align-items:center;gap:7px;border:1px solid #ffffff30;padding:6px 10px;border-radius:50px;color:#ededed;font-size:10px;letter-spacing:1px}.stats{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;margin:23px 0 32px}.stat{display:flex;gap:15px;align-items:center;padding:20px 22px;background:white;border:1px solid var(--line);border-radius:12px}.stat-icon{width:42px;height:42px;display:grid;place-items:center;background:#eef3fe;color:var(--wine);border-radius:10px;font-size:22px}.stat strong{font-size:22px;line-height:1.1;display:block;font-weight:600}.stat span{font-size:12px;color:var(--muted)}.section-head{display:flex;justify-content:space-between;align-items:center;gap:16px;margin-bottom:18px}.section-head h2{margin:0}.section-head p{margin:6px 0 0;font-size:13px;color:var(--muted)}.cards{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}.mode-card{background:white;border:1px solid var(--line);border-radius:13px;padding:24px;display:flex;flex-direction:column;position:relative;overflow:hidden}.mode-card.featured{border-top:3px solid var(--wine);padding-top:22px}.card-top{display:flex;justify-content:space-between;margin-bottom:23px}.mode-icon{width:46px;height:46px;border-radius:12px;background:#eaf1fe;display:grid;place-items:center;color:var(--wine);font-size:24px}.tag{font-size:9px;letter-spacing:1px;color:var(--wine);font-weight:700;background:#eef3fe;padding:5px 9px;height:25px;border-radius:5px}.mode-card p{color:var(--muted);font-size:13px;min-height:58px}.mode-card .meta{font-size:11px;border-top:1px solid var(--line);padding:16px 0;display:flex;justify-content:space-between;color:var(--muted);margin-top:auto}.mode-card button{width:100%;font-size:12px}.bottom-banner{border:1px solid var(--line);border-radius:12px;margin-top:26px;padding:19px 24px;display:flex;align-items:center;gap:17px;background:#ffffff}.bottom-banner p{margin:3px 0 0;font-size:12px;color:var(--muted)}.bottom-banner strong{font-size:13px}.bottom-banner button{margin-left:auto;white-space:nowrap;font-size:12px}.panel{border:1px solid var(--line);border-radius:14px;background:#fff;padding:28px;margin-bottom:20px}.page-heading{margin:4px 0 28px}.page-heading h1{font-size:34px}.page-heading p{color:var(--muted);max-width:720px}.two-col{display:grid;grid-template-columns:1.3fr 1fr;gap:24px}.stack{display:grid;gap:16px}.form-row{display:grid;grid-template-columns:1fr 1fr;gap:18px}label{font-size:12px;font-weight:600;display:block;margin-bottom:7px}input,select,textarea{width:100%;border:1px solid #cbd5e1;border-radius:8px;padding:11px 12px;color:var(--ink);background:#fff}textarea{resize:vertical;min-height:100px}.field{margin-bottom:19px}.checkrow{display:flex;align-items:center;gap:10px;margin-bottom:8px;font-weight:400}.checkrow input{width:auto;accent-color:var(--wine)}.selected-count{font-size:13px;background:#eaf1fe;padding:14px;border-radius:8px;color:var(--wine)}.info-box{background:#f7f7f7;border:1px solid var(--line);border-radius:9px;padding:17px;font-size:13px}.info-box p:last-child{margin:0}.back{padding-left:0;margin-bottom:15px;color:var(--wine)}.actions{display:flex;gap:10px;flex-wrap:wrap;align-items:center}.actions.end{justify-content:flex-end}.join-wrap{max-width:480px;margin:40px auto}.join-wrap h1{font-size:34px}.join-wrap .panel{padding:32px}.join-code{font-size:28px;font-weight:700;letter-spacing:7px;text-align:center}.room-header{display:flex;justify-content:space-between;align-items:center;gap:20px;margin-bottom:25px}.room-header h1{font-size:29px;margin:4px 0}.room-code{font-size:44px;font-weight:700;letter-spacing:8px;color:var(--wine);line-height:1.1}.lobby{display:grid;grid-template-columns:1fr 1.35fr;gap:22px}.invite{background:var(--deep);color:white;border-radius:14px;padding:32px}.invite .eyebrow{color:#9dbcf8}.invite .room-code{color:white;font-size:49px;margin:15px 0 25px}.invite p{color:#e9e3e1;font-size:13px}.invite input{font-size:12px;margin:8px 0;background:#ffffff10;border-color:#ffffff30;color:#fff}.invite select{margin-bottom:6px}.invite .small{color:#e9e3e1}.player-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:10px}.player-chip{border:1px solid var(--line);border-radius:9px;padding:13px 12px;display:flex;align-items:center;gap:9px;font-size:13px;overflow:hidden}.avatar{width:29px;height:29px;display:grid;place-items:center;background:#dbe7fd;color:var(--wine);border-radius:50%;font-weight:700;flex-shrink:0}.player-chip button{margin-left:auto;border:0;padding:0 3px;font-size:15px}.empty{text-align:center;color:var(--muted);padding:45px 20px}.empty strong{display:block;font-size:17px;color:var(--ink);margin:14px 0 8px}.question-layout{display:grid;grid-template-columns:minmax(0,1fr) 265px;gap:22px}.question-card{border:1px solid var(--line);background:white;padding:32px;border-radius:14px}.question-card h2{font-size:29px;line-height:1.3;margin:21px 0 30px;letter-spacing:-.02em}.question-meta{display:flex;align-items:center;justify-content:space-between;gap:16px;color:var(--muted);font-size:12px}.timer{font-variant-numeric:tabular-nums;background:#eaf1fe;border-radius:50px;padding:8px 14px;font-weight:700;color:var(--wine);min-width:70px;text-align:center}.timer.urgent{background:#ffe3e3;color:#a51c1c}.progress{height:5px;border-radius:3px;background:#e2e8f0;margin:18px 0 0;overflow:hidden}.progress span{display:block;height:100%;background:var(--red);transition:width .2s}.options{display:grid;grid-template-columns:1fr 1fr;gap:13px}.option{display:flex;text-align:left;align-items:center;gap:13px;min-height:89px;padding:17px;font-weight:500;line-height:1.4;position:relative}.option .letter{border-radius:7px;background:#eaf1fe;color:var(--wine);padding:7px 11px;font-weight:700}.option.selected{border:2px solid var(--wine);background:#eef3fe}.option.correct{border:2px solid var(--green);background:#eff8f3}.option.wrong{background:#fff0f0;border-color:#cb6464}.option:disabled{opacity:1}.explanation{background:#f0f7f3;border-left:3px solid var(--green);padding:18px;margin-top:22px;border-radius:0 8px 8px 0;font-size:14px}.explanation strong{color:var(--green);display:block;margin-bottom:6px}.explanation p{margin-bottom:6px}.score-list{list-style:none;margin:0;padding:0}.score-list li{display:flex;align-items:center;padding:13px 0;border-bottom:1px solid var(--line);gap:10px;font-size:13px}.score-list li:last-child{border:0}.rank-number{color:var(--muted);width:18px;font-size:11px}.score-list .name{flex:1;overflow-wrap:anywhere}.score-list strong{white-space:nowrap;font-size:13px}.answered-dot{width:7px;height:7px;background:var(--green);border-radius:50%}.host-controls{display:flex;gap:9px;flex-wrap:wrap;margin-top:23px;border-top:1px solid var(--line);padding-top:22px}.notice{padding:15px;border-radius:8px;background:#eef3fe;color:var(--wine);margin-top:19px;font-size:13px}.response{padding:18px;border:1px solid var(--line);border-radius:10px;margin-top:14px}.response p{white-space:pre-wrap;overflow-wrap:anywhere;font-size:14px;margin:12px 0}.response select{max-width:220px}.podium{display:flex;justify-content:center;align-items:flex-end;gap:14px;min-height:240px;margin:26px 0 32px}.podium-item{text-align:center;flex:1;max-width:230px}.podium-item .place{background:#dbe7fd;border-radius:12px 12px 0 0;padding:22px 12px;color:var(--wine);height:105px}.podium-item.first .place{background:var(--wine);color:white;height:150px}.podium-item.third .place{height:80px}.podium-item .name{font-size:17px;font-weight:700;margin:9px 0;overflow-wrap:anywhere}.podium-item .place strong{font-size:25px;display:block}.celebrate{text-align:center}.celebrate h1{font-size:40px}.celebrate .trophy{font-size:43px;margin:15px}.table-wrap{overflow:auto}table{border-collapse:collapse;width:100%;font-size:13px}td,th{text-align:left;padding:14px 12px;border-bottom:1px solid var(--line)}th{font-size:10px;letter-spacing:.7px;color:var(--muted);text-transform:uppercase}.bank-tools{display:flex;gap:10px;flex-wrap:wrap;margin:20px 0}.bank-tools input{flex:1;min-width:180px}.bank-tools select{width:200px}.q-row{display:flex;gap:18px;padding:21px 0;border-bottom:1px solid var(--line);align-items:flex-start}.q-row:last-child{border:0}.q-row h3{font:600 15px/1.5 'Segoe UI',sans-serif;letter-spacing:0;margin:6px 0}.q-row .text{flex:1}.q-row button{font-size:12px;padding:7px 10px}.topic-tag{font-size:10px;color:var(--wine);letter-spacing:.5px;font-weight:700}.guide-step{display:flex;gap:20px;margin:24px 0}.step-number{background:var(--wine);color:white;border-radius:50%;width:34px;height:34px;display:grid;place-items:center;flex-shrink:0}.guide-step p{font-size:14px;color:var(--muted)}dialog{border:1px solid var(--line);border-radius:15px;padding:28px;width:650px;max-width:calc(100% - 30px);max-height:90vh;color:var(--ink)}dialog::backdrop{background:#20202080;backdrop-filter:blur(3px)}dialog h2{font-size:25px}.dialog-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:20px}.dialog-head h2{margin:0}.dialog-head button{border:0;font-size:20px;padding:0 5px}.radio-option{display:flex;gap:10px;align-items:center;margin-bottom:9px}.radio-option input[type=radio]{width:auto;accent-color:var(--wine)}#toast{position:fixed;bottom:24px;left:50%;transform:translateX(-50%);background:var(--deep);color:white;padding:13px 22px;border-radius:10px;box-shadow:0 8px 30px #20202030;max-width:90%;z-index:100;display:none}.hidden{display:none!important}.error-inline{color:#a82424;margin:12px 0;font-size:13px}.result-points{font-size:24px;color:var(--wine);font-weight:700}.mobile-brand{display:none}input[type=checkbox]{accent-color:var(--wine)}
@media(min-width:1500px){main{padding-top:45px}.hero{min-height:280px}.mode-card{padding:30px}}
@media(max-width:1100px){.sidebar{width:205px;padding:23px 13px}.workspace{margin-left:205px;width:calc(100% - 205px)}.topbar{padding:0 25px}main{padding:28px 25px}.hero h1{font-size:36px}.hero-mark{display:none}.cards{gap:12px}.mode-card{padding:20px}.question-layout{grid-template-columns:1fr}.lobby{grid-template-columns:1fr 1fr}.player-grid{grid-template-columns:1fr 1fr}}
@media(max-width:760px){.shell{display:block}.sidebar{position:static;width:auto;padding:10px 16px;flex-direction:row;align-items:center;gap:15px;border-bottom:1px solid var(--line)}.brand{width:65px;height:45px;margin:0;flex-shrink:0}.brand img{width:65px}.school,.sidebar-foot{display:none}nav{display:flex;gap:3px;flex:1;justify-content:flex-end}.nav{font-size:10px;padding:9px}.nav span{display:none}.workspace{margin:0;width:100%}.topbar{height:55px;padding:0 18px;font-size:9px}.topbar b,.topbar i{display:none}.topbar button{font-size:11px;padding-right:0}main{padding:23px 18px;min-height:calc(100vh - 176px)}.hero{padding:27px 24px;min-height:0}.hero h1{font-size:33px}.hero p{font-size:13px}.stats{gap:9px;margin:15px 0 26px}.stat{padding:14px 10px;gap:7px}.stat-icon{display:none}.stat strong{font-size:21px}.stat span{font-size:10px}.cards,.two-col,.lobby{grid-template-columns:1fr}.mode-card p{min-height:0}.card-top{margin-bottom:17px}.mode-card h3{font-size:22px}.bottom-banner{padding:17px;align-items:flex-start;flex-wrap:wrap}.bottom-banner button{margin:0}.section-head h2{font-size:22px}.section-head .small{display:none}footer{margin:0 18px;font-size:8px}footer span{font-size:10px}.panel{padding:21px}.question-card{padding:22px}.question-card h2{font-size:24px}.options{grid-template-columns:1fr}.option{min-height:67px}.room-header{align-items:flex-start}.room-code{font-size:30px;letter-spacing:4px}.room-header h1{font-size:23px}.room-header .actions button{font-size:11px;padding:8px}.invite .room-code{font-size:40px}.page-heading h1{font-size:29px}.form-row{gap:12px}.bank-tools select{width:100%}.q-row{gap:9px;flex-wrap:wrap}.q-row .text{min-width:80%}.join-wrap{margin:15px auto}.podium{gap:8px}.podium-item .name{font-size:13px}.podium-item .place strong{font-size:20px}.podium-item .place{padding:20px 6px}.celebrate h1{font-size:30px}}
@media(prefers-reduced-motion:reduce){*{transition:none!important}}

.ranking-time{display:block;font-size:10px;color:var(--muted);font-variant-numeric:tabular-nums;margin-top:3px}.podium-time{display:block;font-size:12px;margin-top:5px;font-variant-numeric:tabular-nums;opacity:.85}

.podium-item .place{height:145px;padding:18px 12px}.podium-item.first .place{height:180px}.podium-item.third .place{height:125px}

/* Lyse Médica: línea gráfica de la Clase recap (azul, café, gris claro, Inter). */
.brand{height:auto;margin-bottom:4px}.brand img{width:150px;border-radius:10px}.school{letter-spacing:2.2px;color:#2563eb}.anniversary-label{display:block;margin-top:18px;font-size:11px;color:#3b2420;font-weight:600;border-top:2px solid #2563eb;padding-top:13px}
h1,h2,h3{color:#3b2420;letter-spacing:-.025em;font-weight:700}.eyebrow{color:#2563eb;letter-spacing:2.4px}
.hero{background:#fff;color:#3b2420;border:1px solid #e2e8f0;border-radius:14px;min-height:280px}.hero:after{display:none}.hero .eyebrow{color:#2563eb}.hero h1{color:#3b2420;font-size:48px;letter-spacing:-.035em}.hero p{color:#475569;font-size:16px}.pill{border-color:#e2e8f0;color:#475569}
.hero-mark{font-size:initial;padding:0;opacity:1;text-align:center;min-width:220px}.hero-logo{display:block;width:210px;border-radius:12px}.hero-module{display:block;margin-top:14px;font-size:11px;letter-spacing:2.4px;font-weight:700;color:#2563eb}.hero-module b{color:#3b2420}
.mode-card,.stat,.panel,.bottom-banner{border-radius:12px;border-color:#e2e8f0}.mode-icon,.stat-icon{background:#e6f4f2;color:#0f8a7e}.mode-card.featured{border-top-color:#2563eb}
.nav.active{background:#eaf1fe;color:#2563eb;box-shadow:inset 3px 0 #2563eb}
.primary{background:#2563eb!important;border-color:#2563eb!important}.primary:hover{background:#1d4fc4!important}
.invite{background:#2563eb}.invite .eyebrow{color:#dbe7fd}.invite p,.invite .small{color:#eef3fe}
.podium-item.first .place{background:#2563eb;color:#fff}.podium-item .place{color:#3b2420}.trophy{color:#2563eb}
.course-strip{background:#fff;border:1px solid #e2e8f0;border-radius:12px;margin-top:26px;padding:26px}.course-strip h3{font-size:22px;margin-bottom:18px}.blocks{display:grid;grid-template-columns:repeat(3,1fr);gap:14px}.block{border:1px solid #e2e8f0;border-radius:10px;padding:16px 18px}.block span{display:block;font-size:12px;font-weight:600;color:#2563eb;margin-bottom:4px}.block strong{display:block;font-size:15px;color:#3b2420;margin-bottom:4px}.block p{font-size:13px;color:#475569;margin:0}
footer{color:#475569}
@media(max-width:1100px){.hero-mark{display:none}.blocks{grid-template-columns:1fr 1fr}}
@media(max-width:760px){.brand{width:64px}.brand img{width:64px;border-radius:8px}.hero{padding:26px 22px;min-height:0}.hero h1{font-size:32px}.hero p{font-size:14px}.blocks{grid-template-columns:1fr}.course-strip{padding:20px}}