/* ====== P2PRO WEB — fachada Academia IA (editorial premium) + app ====== */
*{box-sizing:border-box;margin:0;padding:0}
:root{
  /* editorial cálido */
  --ink:#0d0d0b; --ink2:#131310; --card:#18180f; --card2:#1e1e14;
  --paper:#f3f0e6; --paper-mut:#9d9a8b; --paper-dim:#6a6759;
  --line:rgba(243,240,230,.11); --line2:rgba(243,240,230,.06);
  --accent:#cdf24f; --accent2:#bce53b; --accent-ink:#10110a;
  /* compat para modal */
  --edu-line:rgba(243,240,230,.11); --edu-mut:#9d9a8b; --edu-text:#f3f0e6;
  --edu-accent:#cdf24f; --edu-accent2:#bce53b; --edu-bg:#0d0d0b;
  /* tema app P2PRO TV — clon exacto de la app Android (Brand.kt) */
  --tv-bg:#000000; --tv-surface:#141414; --tv-surface-hi:#1f1f1f;
  --tv-accent:#e50914; --tv-accent-lo:#b81d24;          /* BrandHi / BrandLo (rojo Netflix) */
  --tv-text:#ffffff; --tv-soft:rgba(255,255,255,.9); --tv-dim:#b3b3b3; --tv-dimmer:#737373;
  --tv-border:rgba(255,255,255,.08); --tv-border-hi:rgba(255,255,255,.20); --tv-online:#46d369;
  /* compat (player viejo) */
  --app-accent:#e50914; --app-mut:#b3b3b3; --app-line:rgba(255,255,255,.08);
  --app-bg:#000; --app-panel:#0a0a0a; --app-card:#1f1f1f; --app-text:#fff;
}
html,body{height:100%}
body{font-family:"Inter",system-ui,-apple-system,sans-serif;background:var(--ink);color:var(--paper);-webkit-font-smoothing:antialiased;letter-spacing:-.011em}
.display{font-family:"Fraunces","Georgia",serif;font-weight:600;letter-spacing:-.02em}
.screen{display:none;min-height:100vh}
.screen.active{display:block}
button{font-family:inherit;cursor:pointer;border:none;background:none}
input{font-family:inherit}
a{color:inherit;text-decoration:none}
.wrap{max-width:1200px;margin:0 auto;padding:0 32px}

/* ---------- NAV ---------- */
.edu-nav{position:sticky;top:0;z-index:20;background:rgba(13,13,11,.76);backdrop-filter:blur(18px) saturate(1.3);border-bottom:1px solid var(--line2)}
.edu-nav .wrap{display:flex;align-items:center;justify-content:space-between;height:76px}
.edu-logo{display:flex;align-items:center;gap:11px;font-size:20px;font-weight:600;letter-spacing:-.02em}
.edu-logo .lk{width:30px;height:30px;border-radius:8px;background:var(--accent);display:grid;place-items:center;flex-shrink:0}
.edu-logo .lk svg{width:18px;height:18px}
.edu-nav .links{display:flex;align-items:center;gap:36px}
.edu-nav .links a{color:var(--paper-mut);font-size:14.5px;font-weight:500;transition:.15s}
.edu-nav .links a:hover{color:var(--paper)}
.btn-access{background:var(--accent);color:var(--accent-ink);padding:11px 19px;border-radius:9px;font-weight:600;font-size:14px;transition:.16s}
.btn-access:hover{filter:brightness(1.05);transform:translateY(-1px)}

/* ---------- HERO ---------- */
.hero .wrap{display:grid;grid-template-columns:1.06fr .94fr;gap:68px;align-items:center;padding:86px 32px 80px}
.eyebrow{display:inline-flex;align-items:center;gap:11px;font-size:12.5px;font-weight:600;letter-spacing:.15em;text-transform:uppercase;color:var(--paper-mut);margin-bottom:26px}
.eyebrow::before{content:"";width:28px;height:1.5px;background:var(--accent)}
.hero h1{font-size:66px;line-height:.99;margin-bottom:26px}
.hero h1 em{font-style:italic;color:var(--accent)}
.hero .lead{font-size:18.5px;line-height:1.62;color:var(--paper-mut);max-width:476px;margin-bottom:34px}
.hero .cta{display:flex;gap:18px;align-items:center;flex-wrap:wrap}
.btn-lg{padding:15px 28px;border-radius:10px;font-weight:600;font-size:15.5px;display:inline-flex;align-items:center;gap:9px;transition:.16s}
.btn-primary{background:var(--accent);color:var(--accent-ink)}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 16px 40px rgba(205,242,79,.22)}
.btn-text{color:var(--paper);font-weight:600;font-size:15px;display:inline-flex;align-items:center;gap:9px}
.btn-text .arr{width:34px;height:34px;border-radius:50%;border:1px solid var(--line);display:grid;place-items:center;transition:.16s}
.btn-text:hover .arr{background:var(--paper);color:var(--ink);border-color:var(--paper)}
.hero .rating{display:flex;align-items:center;gap:15px;margin-top:38px}
.hero .rating .faces{display:flex}
.hero .rating .faces img{width:38px;height:38px;border-radius:50%;border:2px solid var(--ink);margin-left:-11px;object-fit:cover}
.hero .rating .faces img:first-child{margin-left:0}
.hero .rating .txt{font-size:14px;color:var(--paper-mut);line-height:1.4}
.hero .rating .txt b{color:var(--paper)}
.hero .rating .stars{color:var(--accent);letter-spacing:1px}

.hero-media{position:relative}
.hero-media .frame{position:relative;border-radius:20px;overflow:hidden;aspect-ratio:4/5;background:var(--card)}
.hero-media .frame img{width:100%;height:100%;object-fit:cover}
.hero-media .frame::after{content:"";position:absolute;inset:0;background:linear-gradient(to top,rgba(13,13,11,.78),transparent 46%)}
.hero-media .tagcard{position:absolute;left:18px;right:18px;bottom:18px;z-index:2;background:rgba(18,18,14,.66);backdrop-filter:blur(12px);border:1px solid var(--line);border-radius:14px;padding:14px 16px;display:flex;align-items:center;gap:13px}
.hero-media .tagcard .lv{display:flex;align-items:center;gap:7px;font-size:11px;font-weight:700;letter-spacing:.06em;text-transform:uppercase;color:#ff6b5b}
.hero-media .tagcard .lv .d{width:7px;height:7px;border-radius:50%;background:#ff6b5b;box-shadow:0 0 0 0 rgba(255,107,91,.6);animation:pulse 1.8s infinite}
@keyframes pulse{0%{box-shadow:0 0 0 0 rgba(255,107,91,.5)}70%{box-shadow:0 0 0 8px rgba(255,107,91,0)}100%{box-shadow:0 0 0 0 rgba(255,107,91,0)}}
.hero-media .tagcard .info{flex:1}
.hero-media .tagcard .info b{display:block;font-size:14px}
.hero-media .tagcard .info span{font-size:12.5px;color:var(--paper-mut)}
.hero-media .badge{position:absolute;top:-16px;right:-14px;z-index:3;background:var(--accent);color:var(--accent-ink);border-radius:13px;padding:11px 15px;box-shadow:0 16px 40px rgba(0,0,0,.4)}
.hero-media .badge b{font-family:"Fraunces",serif;font-size:22px;display:block;line-height:1}
.hero-media .badge span{font-size:11px;font-weight:600}

/* ---------- STRIP herramientas ---------- */
.strip{border-top:1px solid var(--line2);border-bottom:1px solid var(--line2)}
.strip .wrap{display:flex;align-items:center;gap:18px 44px;padding:26px 32px;flex-wrap:wrap}
.strip .lbl{color:var(--paper-dim);font-size:13px}
.strip .t{color:var(--paper-mut);font-weight:600;font-size:16px;opacity:.62;transition:.15s}
.strip .t:hover{opacity:1}

/* ---------- SECCIONES ---------- */
.sec{padding:92px 0}
.sec .head{display:flex;justify-content:space-between;align-items:flex-end;gap:30px;margin-bottom:48px}
.sec .head .l{max-width:600px}
.sec .eyebrow{margin-bottom:18px}
.sec h2{font-size:46px;line-height:1.03}
.sec h2 em{font-style:italic;color:var(--accent)}
.sec .sub{color:var(--paper-mut);font-size:17px;line-height:1.55;margin-top:16px}
.sec .head .more{color:var(--paper);font-weight:600;font-size:14.5px;white-space:nowrap;border-bottom:1.5px solid var(--accent);padding-bottom:4px;transition:.15s}
.sec .head .more:hover{opacity:.7}

.courses{display:grid;grid-template-columns:repeat(3,1fr);gap:30px}
.course{cursor:pointer}
.course .thumb{position:relative;aspect-ratio:3/2;border-radius:14px;overflow:hidden;background:var(--card);margin-bottom:17px}
.course .thumb img{width:100%;height:100%;object-fit:cover;transition:.5s ease}
.course:hover .thumb img{transform:scale(1.05)}
.course .thumb .kicker{position:absolute;top:13px;left:13px;z-index:2;background:rgba(13,13,11,.66);backdrop-filter:blur(6px);color:var(--paper);font-size:11px;font-weight:700;letter-spacing:.05em;text-transform:uppercase;padding:6px 12px;border-radius:30px}
.course .thumb .dur{position:absolute;bottom:13px;right:13px;z-index:2;background:rgba(13,13,11,.7);color:#fff;font-size:12px;font-weight:600;padding:4px 10px;border-radius:7px}
.course h3{font-size:21px;line-height:1.22;margin-bottom:14px;letter-spacing:-.015em}
.course .meta{display:flex;align-items:center;gap:11px}
.course .meta img{width:32px;height:32px;border-radius:50%;object-fit:cover;flex-shrink:0}
.course .meta .who b{color:var(--paper);font-weight:600;font-size:13.5px;display:block}
.course .meta .who span{color:var(--paper-mut);font-size:12.5px}
.course .meta .rt{margin-left:auto;font-size:13.5px;color:var(--paper-mut);white-space:nowrap}
.course .meta .rt b{color:var(--accent)}

/* ---------- NÚMEROS ---------- */
.numbers{border-top:1px solid var(--line2);border-bottom:1px solid var(--line2)}
.numbers .wrap{display:grid;grid-template-columns:repeat(4,1fr);gap:30px;padding:60px 32px}
.numbers .n b{font-family:"Fraunces",serif;font-weight:600;font-size:50px;line-height:1;display:block}
.numbers .n span{color:var(--paper-mut);font-size:14.5px;margin-top:10px;display:block}

/* ---------- PROFESORADO ---------- */
.teachers{display:grid;grid-template-columns:repeat(4,1fr);gap:26px}
.teacher .ph{aspect-ratio:1;border-radius:16px;overflow:hidden;background:var(--card);margin-bottom:15px}
.teacher .ph img{width:100%;height:100%;object-fit:cover;filter:grayscale(.35) contrast(1.02);transition:.3s}
.teacher:hover .ph img{filter:none}
.teacher .nm{font-size:17px;font-weight:600;letter-spacing:-.01em}
.teacher .ro{font-size:13.5px;color:var(--paper-mut);margin-top:4px;line-height:1.4}

/* ---------- ENROLL / CTA ---------- */
.enroll{padding:0 0 100px}
.enroll .inner{position:relative;overflow:hidden;border-radius:24px;background:var(--card);border:1px solid var(--line);padding:66px 60px;display:grid;grid-template-columns:1.15fr .85fr;gap:50px;align-items:center}
.enroll .inner::before{content:"";position:absolute;top:-40%;right:-10%;width:420px;height:420px;border-radius:50%;background:radial-gradient(circle,rgba(205,242,79,.16),transparent 65%)}
.enroll .l{position:relative}
.enroll h2{font-size:42px;line-height:1.04}
.enroll h2 em{font-style:italic;color:var(--accent)}
.enroll p{color:var(--paper-mut);font-size:17px;margin-top:16px;max-width:430px;line-height:1.55}
.code-card{position:relative;background:var(--ink);border:1px solid var(--line);border-radius:18px;padding:26px}
.code-card .cl{font-size:12.5px;font-weight:600;letter-spacing:.1em;text-transform:uppercase;color:var(--paper-mut);margin-bottom:14px}
.code-card .fake-input{display:flex;align-items:center;gap:12px;background:var(--card2);border:1px solid var(--line);border-radius:11px;padding:14px 16px;margin-bottom:14px}
.code-card .fake-input svg{width:18px;height:18px;color:var(--paper-mut);flex-shrink:0}
.code-card .fake-input span{color:var(--paper-dim);letter-spacing:3px;font-weight:600}
.code-card .btn-go2{width:100%;background:var(--accent);color:var(--accent-ink);padding:14px;border-radius:11px;font-weight:600;font-size:15px;transition:.15s}
.code-card .btn-go2:hover{filter:brightness(1.05)}
.code-card .hint{text-align:center;color:var(--paper-dim);font-size:12.5px;margin-top:13px}

/* ---------- FOOTER ---------- */
.edu-foot{border-top:1px solid var(--line);background:var(--ink2)}
.edu-foot .cols{display:grid;grid-template-columns:1.7fr 1fr 1fr 1fr;gap:44px;padding:60px 0 40px}
.edu-foot .brand p{color:var(--paper-mut);font-size:14px;line-height:1.65;margin-top:16px;max-width:290px}
.edu-foot h5{font-size:13px;font-weight:700;letter-spacing:.05em;text-transform:uppercase;color:var(--paper);margin-bottom:17px}
.edu-foot ul{list-style:none}
.edu-foot ul li{margin-bottom:12px}
.edu-foot ul a{color:var(--paper-mut);font-size:14px;transition:.15s}
.edu-foot ul a:hover{color:var(--paper)}
.edu-foot .bar{border-top:1px solid var(--line2);padding:22px 0;display:flex;justify-content:space-between;flex-wrap:wrap;gap:12px;color:var(--paper-dim);font-size:13px}

/* ---------- MODAL acceso ---------- */
.modal-wrap{display:none;position:fixed;inset:0;background:rgba(8,8,6,.84);backdrop-filter:blur(7px);z-index:50;place-items:center;padding:20px}
.modal-wrap.show{display:grid}
.modal{width:100%;max-width:420px;background:var(--card);border:1px solid var(--line);border-radius:20px;padding:36px 34px;box-shadow:0 40px 100px rgba(0,0,0,.7)}
.modal .mlogo{width:54px;height:54px;border-radius:14px;background:var(--accent);display:grid;place-items:center;font-size:26px;margin:0 auto 18px}
.modal .mlogo svg{width:28px;height:28px}
.modal h3{text-align:center;font-family:"Fraunces",serif;font-size:25px;font-weight:600;margin-bottom:8px;letter-spacing:-.01em}
.modal .desc{text-align:center;color:var(--paper-mut);font-size:14px;margin-bottom:24px;line-height:1.55}
.field{margin-bottom:14px}
.field label{display:block;font-size:13px;color:var(--paper-mut);margin-bottom:7px;font-weight:600}
.field input{width:100%;padding:14px 16px;border-radius:11px;background:var(--ink);border:1px solid var(--line);color:#fff;font-size:15px;outline:none;transition:.15s}
.field input:focus{border-color:var(--accent)}
.field input.code{text-align:center;letter-spacing:5px;font-size:21px;font-weight:700;text-transform:uppercase}
.modal .btn-go{width:100%;padding:15px;border-radius:11px;background:var(--accent);color:var(--accent-ink);font-weight:600;font-size:16px;margin-top:6px;transition:.15s}
.modal .btn-go:hover{filter:brightness(1.05)}
.modal .btn-go:disabled{opacity:.5;cursor:not-allowed}
.modal .err{color:#ff7a6b;font-size:13px;text-align:center;min-height:18px;margin-top:11px}
.modal .step-dots{display:flex;gap:7px;justify-content:center;margin-bottom:22px}
.modal .step-dots i{width:8px;height:8px;border-radius:50%;background:var(--line)}
.modal .step-dots i.on{background:var(--accent);width:22px;border-radius:5px}
.modal .mback{color:var(--paper-mut);font-size:13px;margin-top:16px;width:100%}
.modal .mback:hover{color:var(--paper)}
.spin{display:inline-block;width:16px;height:16px;border:2px solid rgba(0,0,0,.25);border-top-color:var(--accent-ink);border-radius:50%;animation:sp .7s linear infinite;vertical-align:-3px;margin-right:8px}
@keyframes sp{to{transform:rotate(360deg)}}

/* ---------- APP P2PRO TV (clon exacto Android) ---------- */
#app-screen{background:#000;color:var(--tv-text);height:100vh;overflow:hidden;position:relative;font-family:Inter,system-ui,sans-serif}
#app-screen::before{content:"";position:fixed;inset:0;z-index:0;pointer-events:none;background:radial-gradient(1100px 620px at 80% -12%,rgba(229,9,20,.05),transparent 58%),radial-gradient(1000px 560px at 6% 112%,rgba(24,28,46,.45),transparent 60%),linear-gradient(180deg,#0a0c10 0%,#050608 55%,#000 100%)}
#app-screen .tv-cols{z-index:1}
/* rail de navegación (60dp) */
.tv-rail{position:fixed;left:0;top:0;bottom:0;width:60px;display:flex;flex-direction:column;align-items:center;gap:18px;padding-top:70px;z-index:30}
.tv-rail-item{display:flex;flex-direction:column;align-items:center;gap:3px;background:none;color:var(--tv-soft);width:52px;padding:6px 0;border-radius:10px;cursor:pointer}
.tv-rail-item svg{width:26px;height:26px;transition:.12s}
.tv-rail-item span{font-size:9px;font-weight:600}
.tv-rail-item .dot{width:5px;height:5px;border-radius:50%;background:transparent;margin-top:1px}
.tv-rail-item.active{color:var(--tv-accent)}
.tv-rail-item.active svg{transform:scale(1.1)}
.tv-rail-item.active .dot{background:var(--tv-accent)}
.tv-rail-item.focused{background:var(--tv-border)}
/* cabecera (80dp) */
.tv-header{position:fixed;top:0;left:60px;right:0;height:80px;display:flex;align-items:center;gap:16px;padding:0 22px 0 8px;z-index:20}
.tv-wordmark{font-family:"Bebas Neue",Inter,sans-serif;font-size:32px;letter-spacing:3px;line-height:1;color:#fff;white-space:nowrap}
.tv-wordmark span{color:var(--tv-accent)}
.tv-search{flex:1;max-width:460px;margin:0 auto}
.tv-search input{width:100%;height:40px;padding:0 16px;border-radius:8px;background:var(--tv-surface);border:1px solid var(--tv-border);color:#fff;font-size:13px;outline:none}
.tv-search input:focus,.tv-search.focused input{border-color:var(--tv-accent)}
.tv-user{display:flex;align-items:center;gap:12px;font-size:13px;color:var(--tv-soft)}
.tv-user .av{width:30px;height:30px;border-radius:50%;background:var(--tv-accent);display:grid;place-items:center;font-weight:700;color:#fff;font-size:13px}
.tv-user .exp{font-size:11px;color:var(--tv-soft)}
.tv-user .exp b{color:var(--tv-accent);font-weight:600}
.tv-user .lo{background:none;color:var(--tv-dim);font-size:12px;cursor:pointer}
.tv-user .lo:hover{color:#fff}
/* 3 columnas */
.tv-cols{position:absolute;left:60px;right:0;top:80px;bottom:0;display:grid;grid-template-columns:200px 1fr 280px;gap:18px;padding:8px 18px 18px}
.tv-cats{overflow-y:auto}
.catrow{display:flex;align-items:center;gap:8px;padding:9px 12px;cursor:pointer;position:relative}
.catrow .bar{position:absolute;left:0;top:50%;transform:translateY(-50%);width:3px;height:20px;background:transparent;border-radius:2px}
.catrow .ic{width:18px;height:18px;color:inherit;opacity:.85}
.catrow .nm{font-size:12px;font-weight:500;color:var(--tv-text)}
.catrow .ct{margin-left:auto;font-size:10px;font-weight:600;color:var(--tv-dim)}
.catrow.on .nm{color:var(--tv-accent);font-weight:700}
.catrow.on .bar{background:var(--tv-accent)}
.catrow.focused{background:var(--tv-border)}
/* lista de canales */
.tv-list{overflow-y:auto}
.chrow{display:flex;align-items:center;gap:10px;padding:9px 10px;margin:1px 0;border-radius:10px;cursor:pointer;position:relative}
.chrow .bar{position:absolute;left:0;top:50%;transform:translateY(-50%);width:3px;height:28px;background:transparent;border-radius:2px}
.chrow .num{width:26px;text-align:center;font-size:12px;font-weight:700;color:var(--tv-dim);flex-shrink:0}
.chrow .logo{width:32px;height:32px;border-radius:7px;background:rgba(20,23,31,.8);display:grid;place-items:center;font-size:11px;font-weight:800;color:#fff;flex-shrink:0;letter-spacing:.3px;overflow:hidden}
.chrow .logo,.pl-side .row .lg,.tv-prev-hero .lg{position:relative}
.chrow .logo img,.pl-side .row .lg img,.tv-prev-hero .lg img{position:absolute;inset:0;width:100%;height:100%;object-fit:contain;padding:3px;background:rgba(20,23,31,.95);border-radius:inherit}
.ini{position:absolute;inset:0;display:grid;place-items:center;font-weight:800;font-size:11px;color:#fff;font-style:normal}
.tv-prev-hero .lg .ini{font-size:22px}
.chrow .nm{flex:1;font-size:12px;font-weight:600;color:#fff;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.chrow .q{font-size:8px;font-weight:800;color:#000;background:#ffd24a;padding:1px 5px;border-radius:4px;flex-shrink:0}
.chrow.on{background:linear-gradient(90deg,rgba(229,9,20,.40),rgba(229,9,20,.08))}
.chrow.on .bar{background:var(--tv-accent)}
.chrow.on .num{color:var(--tv-accent)}
.chrow.focused{background:linear-gradient(90deg,rgba(229,9,20,.28),rgba(229,9,20,.05));box-shadow:inset 0 0 0 1px var(--tv-border-hi)}
/* preview + EPG (280dp) */
.tv-preview{overflow-y:auto}
.tv-prev-video{aspect-ratio:16/9;border-radius:12px;background:#000;position:relative;overflow:hidden;border:1px solid var(--tv-border)}
.tv-prev-hero{position:absolute;inset:0;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:10px;background:linear-gradient(180deg,#1a1f2c,#0b0d14)}
.tv-prev-hero .lg{width:84px;height:84px;border-radius:12px;display:grid;place-items:center;font-size:24px;font-weight:800;color:#fff}
.tv-prev-hero .nm{font-size:14px;font-weight:700;color:#fff}
.tv-prev-hero .sub{font-size:10px;color:var(--tv-dim)}
.tv-prev-badge{position:absolute;top:8px;left:8px;background:var(--tv-accent);color:#fff;font-size:9px;font-weight:800;letter-spacing:1px;padding:2px 7px;border-radius:4px;z-index:2}
.tv-prev-play{position:absolute;inset:0;margin:auto;width:54px;height:54px;border-radius:50%;background:rgba(0,0,0,.55);border:2px solid #fff;display:grid;place-items:center;z-index:2;cursor:pointer}
.tv-prev-play::before{content:"";border-left:15px solid #fff;border-top:9px solid transparent;border-bottom:9px solid transparent;margin-left:4px}
.tv-epg{margin-top:14px}
.tv-epg .h{display:flex;align-items:center;gap:7px;font-size:12px;font-weight:700;color:var(--tv-accent);padding-bottom:8px;border-bottom:1px solid var(--tv-border);margin-bottom:6px}
.tv-epg .now{position:relative;background:linear-gradient(90deg,rgba(255,235,59,.14),transparent);padding:12px 10px;border-radius:4px;margin-bottom:4px}
.tv-epg .now .bar{position:absolute;left:0;top:50%;transform:translateY(-50%);width:3px;height:40px;background:var(--tv-accent)}
.tv-epg .now .tm{font-size:11px;font-weight:600;color:var(--tv-accent);margin-bottom:3px}
.tv-epg .now .p{font-size:12px;font-weight:700;color:#fff}
.tv-epg .nx{display:flex;gap:10px;padding:7px 10px;border-bottom:1px solid rgba(255,255,255,.06)}
.tv-epg .nx .tm{font-size:11px;font-weight:600;color:var(--tv-dim);width:42px;flex-shrink:0}
.tv-epg .nx .p{font-size:11px;color:#fff;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}

/* ---------- AJUSTES ---------- */
#tv-settings{position:absolute;left:60px;right:0;top:80px;bottom:0;z-index:5;display:grid;place-items:start center;padding:30px;overflow-y:auto}
#tv-settings .set-card{width:100%;max-width:460px;background:var(--tv-surface);border:1px solid var(--tv-border);border-radius:16px;padding:24px}
#tv-settings .set-h{font-family:"Bebas Neue",Inter,sans-serif;font-size:26px;letter-spacing:1px;margin-bottom:18px}
#tv-settings .set-sec{font-size:12px;text-transform:uppercase;letter-spacing:.08em;color:var(--tv-dim);font-weight:700;margin:16px 0 10px}
#tv-settings .set-colors{display:flex;gap:12px;flex-wrap:wrap}
#tv-settings .set-col{width:42px;height:42px;border-radius:50%;border:2px solid transparent;cursor:pointer}
#tv-settings .set-col.on{border-color:#fff;box-shadow:0 0 0 3px rgba(255,255,255,.15)}
#tv-settings .set-row{display:flex;justify-content:space-between;padding:11px 0;border-bottom:1px solid var(--tv-border);font-size:14px}
#tv-settings .set-row span{color:var(--tv-dim)}
#tv-settings .set-actions{display:flex;gap:10px;margin-top:20px}
#tv-settings .set-logout{flex:1;background:var(--tv-accent);color:#fff;border:none;border-radius:10px;padding:12px;font-weight:600;font-size:14px;cursor:pointer}
#tv-settings .set-close{flex:1;background:rgba(255,255,255,.06);color:#fff;border:1px solid var(--tv-border);border-radius:10px;padding:12px;font-weight:600;font-size:14px;cursor:pointer}

/* ---------- PLAYER ---------- */
#player-screen{background:#000;display:none;position:fixed;inset:0;z-index:60;flex-direction:column}
#player-screen.show{display:flex}
.pl-top{display:flex;align-items:center;gap:14px;padding:12px 20px;background:linear-gradient(180deg,rgba(0,0,0,.95),transparent);position:absolute;top:0;left:0;right:0;z-index:5}
.pl-top .back{background:rgba(255,255,255,.08);color:#fff;width:38px;height:38px;border-radius:10px;font-size:18px;display:grid;place-items:center;cursor:pointer}
.pl-top .back.focused{background:var(--tv-accent)}
.pl-top .ti{font-weight:700;font-size:16px}
.pl-top .ti small{display:block;color:var(--tv-dim);font-weight:500;font-size:12px}
.pl-top .pl-fs{margin-left:auto;background:rgba(255,255,255,.08);color:#fff;width:38px;height:38px;border-radius:10px;font-size:18px;display:grid;place-items:center;cursor:pointer}
.pl-top .pl-fs:hover,.pl-top .pl-fs.focused{background:var(--tv-accent)}
.pl-wrap{flex:1;display:grid;grid-template-columns:1fr 300px;min-height:0}
.pl-video{position:relative;background:#000;display:grid;place-items:center}
.pl-video video{width:100%;height:100%;object-fit:contain;background:#000}
.pl-loading{position:absolute;inset:0;display:grid;place-items:center;color:#fff;background:#000}
.pl-loading .spin{width:42px;height:42px;border-width:3px;border-color:rgba(255,255,255,.2);border-top-color:var(--tv-accent)}
.pl-loading .t{font-size:14px;color:var(--tv-dim);margin-top:14px}
.pl-stats{position:absolute;bottom:14px;left:14px;display:flex;gap:8px;flex-wrap:wrap;z-index:4}
.pl-stats .st{background:rgba(0,0,0,.7);border:1px solid var(--tv-border);border-radius:8px;padding:5px 11px;font-size:12px;font-weight:600}
.pl-stats .st b{color:var(--tv-accent)}
.pl-stats .st.p2p b{color:var(--tv-online)}
.pl-side{background:#0a0a0a;border-left:1px solid var(--tv-border);overflow-y:auto;padding:12px}
.pl-side .h{font-size:12px;text-transform:uppercase;letter-spacing:1px;color:var(--tv-dim);font-weight:700;margin:6px 8px 10px}
.pl-side .row{display:flex;align-items:center;gap:11px;padding:9px 10px;border-radius:9px;cursor:pointer;position:relative}
.pl-side .row:hover{background:var(--tv-surface)}
.pl-side .row.on{background:linear-gradient(90deg,rgba(229,9,20,.40),rgba(229,9,20,.08))}
.pl-side .row.focused{background:linear-gradient(90deg,rgba(229,9,20,.28),rgba(229,9,20,.05));box-shadow:inset 0 0 0 1px var(--tv-border-hi)}
.pl-side .row .lg{width:42px;height:30px;border-radius:6px;background:rgba(20,23,31,.8);display:grid;place-items:center;font-weight:800;font-size:12px;color:#fff;flex-shrink:0}
.pl-side .row .info{min-width:0}
.pl-side .row .info .n{font-size:13px;font-weight:600;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.pl-side .row .info .e{font-size:11px;color:var(--tv-dim);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}

/* ---------- responsive ---------- */
@media(max-width:980px){
  .courses{grid-template-columns:repeat(2,1fr)}
  .teachers{grid-template-columns:repeat(2,1fr)}
  .numbers .wrap{grid-template-columns:repeat(2,1fr);gap:36px}
  .edu-foot .cols{grid-template-columns:1fr 1fr}
  .enroll .inner{grid-template-columns:1fr;gap:34px}
}
@media(max-width:880px){
  .hero .wrap{grid-template-columns:1fr;padding:54px 28px}.hero-media{display:none}
  .hero h1{font-size:46px}.sec h2{font-size:34px}
  .tv-cols{grid-template-columns:160px 1fr}.tv-preview{display:none}
  .pl-wrap{grid-template-columns:1fr}.pl-side{display:none}
  .edu-nav .links a{display:none}.edu-nav .links .btn-access{display:inline-flex}
  .courses{grid-template-columns:1fr}.teachers{grid-template-columns:1fr}
  .sec .head{flex-direction:column;align-items:flex-start}
  .enroll .inner{padding:40px 28px}
}