:root{
  --primary:#6d5bf5; --primary-2:#9d7bff; --violet:#7c5cfc; --emerald:#10b981; --emerald-soft:#34d39e;
  --bg:#07060f; --bg-2:#0c0a18; --surface:#13111f; --surface-2:#191726;
  --ink:#fff; --muted:rgba(233,233,255,.62); --muted-2:rgba(233,233,255,.42);
  --line:rgba(255,255,255,.10); --line-2:rgba(255,255,255,.06);
  --danger:#ff6b6b; --radius:16px; --ease:cubic-bezier(.22,.61,.36,1);
}
*{margin:0;padding:0;box-sizing:border-box}
body{font-family:'Inter',system-ui,sans-serif;background:var(--bg);color:#fff;line-height:1.55;-webkit-font-smoothing:antialiased}
body::before{content:"";position:fixed;inset:0;z-index:-1;background:
  radial-gradient(60% 50% at 80% -5%,rgba(124,92,252,.18),transparent 60%),
  radial-gradient(50% 40% at 0% 0%,rgba(16,185,129,.10),transparent 55%),var(--bg)}
h1,h2,h3,h4{font-family:'Sora',sans-serif;letter-spacing:-.02em;line-height:1.15}
a{color:inherit;text-decoration:none}
.grad{background:linear-gradient(110deg,#a78bff,#6d5bf5 50%,#34d39e);-webkit-background-clip:text;background-clip:text;color:transparent}
.wrap{max-width:1140px;margin:0 auto;padding:0 22px}
.muted{color:var(--muted)}

/* topbar */
.topbar{position:sticky;top:0;z-index:50;background:rgba(8,7,17,.82);backdrop-filter:blur(16px);border-bottom:1px solid var(--line)}
.topbar .row{display:flex;align-items:center;justify-content:space-between;gap:16px;padding:14px 22px;max-width:1140px;margin:0 auto}
.brand{display:flex;align-items:center;gap:11px}
.brand .logo{width:38px;height:38px;border-radius:11px;background:linear-gradient(135deg,#7c5cfc,#6d5bf5);display:grid;place-items:center;flex:none;box-shadow:0 8px 22px -8px rgba(124,92,252,.7)}
.brand .logo svg{width:22px;height:22px}
.brand b{font-family:'Sora';font-weight:700;font-size:16px;line-height:1}
.brand span{font-size:11px;color:var(--muted)}
.topnav{display:flex;align-items:center;gap:8px}
.topnav a{font-size:14px;color:var(--muted);padding:8px 14px;border-radius:10px;transition:.2s}
.topnav a:hover,.topnav a.on{color:#fff;background:rgba(255,255,255,.06)}

/* buttons */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;font-family:'Sora';font-weight:600;font-size:14px;border:none;cursor:pointer;border-radius:11px;padding:11px 18px;transition:transform .2s var(--ease),box-shadow .2s,background .2s}
.btn-primary{background:linear-gradient(135deg,#7c5cfc,#6d5bf5);color:#fff;box-shadow:0 10px 26px -10px rgba(109,91,245,.8)}
.btn-primary:hover{transform:translateY(-2px)}
.btn-ghost{background:rgba(255,255,255,.06);border:1px solid var(--line);color:#fff}
.btn-ghost:hover{background:rgba(255,255,255,.12)}
.btn-danger{background:rgba(255,107,107,.12);border:1px solid rgba(255,107,107,.3);color:#ff9b9b}
.btn-sm{padding:8px 13px;font-size:13px;border-radius:9px}
.btn-block{width:100%}

/* cards / surfaces */
.card{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:22px}
.panel{background:linear-gradient(180deg,rgba(255,255,255,.04),rgba(255,255,255,.015));border:1px solid var(--line);border-radius:var(--radius)}

/* flash */
.flash{padding:13px 18px;border-radius:12px;margin:18px auto 0;max-width:1140px;font-size:14px;font-weight:500}
.flash.ok{background:rgba(16,185,129,.12);border:1px solid rgba(16,185,129,.3);color:var(--emerald-soft)}
.flash.err{background:rgba(255,107,107,.12);border:1px solid rgba(255,107,107,.3);color:#ff9b9b}

/* forms */
label{display:block;font-size:13px;font-weight:600;color:#d6d7ee;margin-bottom:7px}
input,select,textarea{width:100%;background:rgba(255,255,255,.03);border:1px solid var(--line);border-radius:11px;padding:12px 14px;color:#fff;font-size:14.5px;font-family:inherit;transition:.2s}
input:focus,select:focus,textarea:focus{outline:none;border-color:var(--primary-2);box-shadow:0 0 0 3px rgba(124,92,252,.18)}
select option{background:#191726}
.field{margin-bottom:15px}
.row2{display:grid;grid-template-columns:1fr 1fr;gap:14px}

/* auth pages */
.auth{min-height:100vh;display:grid;place-items:center;padding:30px 18px}
.auth-card{width:100%;max-width:420px}
.auth-card .panel{padding:34px 30px}
.auth h1{font-size:26px;margin:18px 0 6px}
.auth .sub{color:var(--muted);font-size:14.5px;margin-bottom:26px}
.auth .alt{text-align:center;margin-top:18px;font-size:13.5px;color:var(--muted)}
.auth .alt a{color:var(--primary-2);font-weight:600}

/* access banner */
.access{display:flex;align-items:center;gap:14px;flex-wrap:wrap;justify-content:space-between;padding:18px 22px;border-radius:var(--radius);margin-bottom:26px}
.access.ok{background:linear-gradient(135deg,rgba(16,185,129,.14),rgba(16,185,129,.03));border:1px solid rgba(16,185,129,.28)}
.access.warn{background:linear-gradient(135deg,rgba(255,176,32,.14),rgba(255,176,32,.03));border:1px solid rgba(255,176,32,.3)}
.access.off{background:linear-gradient(135deg,rgba(255,107,107,.14),rgba(255,107,107,.03));border:1px solid rgba(255,107,107,.3)}
.access .lead{font-family:'Sora';font-weight:700;font-size:16px}
.access .small{font-size:13px;color:var(--muted)}
.badge{font-size:11px;font-weight:700;padding:5px 11px;border-radius:30px;letter-spacing:.03em}
.badge.green{background:rgba(16,185,129,.15);color:var(--emerald-soft)}
.badge.red{background:rgba(255,107,107,.15);color:#ff9b9b}
.badge.gray{background:rgba(255,255,255,.08);color:var(--muted)}

/* curriculum */
.page-head{margin:30px 0 22px}
.page-head h1{font-size:28px}
.page-head p{color:var(--muted);margin-top:6px}
.module{margin-bottom:22px}
.module-h{display:flex;align-items:baseline;justify-content:space-between;gap:12px;margin-bottom:12px}
.module-h h3{font-size:18px}
.module-h .count{font-size:12.5px;color:var(--muted-2)}
.lessons{display:grid;gap:10px}
.lesson{display:flex;align-items:center;gap:14px;padding:14px 16px;border-radius:13px;background:var(--surface);border:1px solid var(--line);transition:.22s var(--ease)}
.lesson:hover{border-color:rgba(124,92,252,.4);transform:translateX(3px)}
.lesson .play{width:40px;height:40px;border-radius:10px;flex:none;display:grid;place-items:center;background:rgba(124,92,252,.14);color:var(--primary-2)}
.lesson .play svg{width:18px;height:18px}
.lesson.done .play{background:rgba(16,185,129,.14);color:var(--emerald-soft)}
.lesson .info{flex:1;min-width:0}
.lesson .info b{font-size:15px;font-weight:600;display:block}
.lesson .info span{font-size:12.5px;color:var(--muted-2)}
.lesson .meta{font-size:12px;color:var(--muted-2);display:flex;align-items:center;gap:10px;flex:none}

/* player */
.player-wrap{display:grid;grid-template-columns:1fr 320px;gap:24px;align-items:start;margin:26px 0}
.video{position:relative;width:100%;aspect-ratio:16/9;border-radius:16px;overflow:hidden;background:#000;border:1px solid var(--line)}
.video iframe{position:absolute;inset:0;width:100%;height:100%;border:0}
.locked{display:grid;place-items:center;text-align:center;padding:40px;aspect-ratio:16/9;border-radius:16px;background:linear-gradient(160deg,rgba(124,92,252,.12),rgba(12,10,24,.6));border:1px solid var(--line)}
.locked .ic{width:60px;height:60px;border-radius:16px;background:rgba(255,107,107,.12);color:#ff9b9b;display:grid;place-items:center;margin:0 auto 16px}
.side-list{max-height:520px;overflow:auto}
.side-list .lesson{margin-bottom:8px}
.side-list .lesson.active{border-color:var(--primary-2);background:rgba(124,92,252,.1)}

/* admin */
.stats-row{display:grid;grid-template-columns:repeat(4,1fr);gap:14px;margin:26px 0}
.stat{padding:20px;border-radius:14px}
.stat b{font-family:'Sora';font-size:30px;font-weight:800;display:block}
.stat span{font-size:13px;color:var(--muted)}
.tabs{display:flex;gap:8px;margin-bottom:22px}
.tabs a{padding:9px 16px;border-radius:11px;font-size:14px;font-weight:600;color:var(--muted);background:rgba(255,255,255,.04);border:1px solid var(--line)}
.tabs a.on{color:#fff;background:linear-gradient(135deg,#7c5cfc,#6d5bf5);border-color:transparent}
table{width:100%;border-collapse:collapse}
th{text-align:left;font-size:12px;text-transform:uppercase;letter-spacing:.05em;color:var(--muted-2);padding:12px 14px;border-bottom:1px solid var(--line)}
td{padding:14px;border-bottom:1px solid var(--line-2);font-size:14px;vertical-align:middle}
tr:hover td{background:rgba(255,255,255,.02)}
.inline-form{display:flex;gap:7px;align-items:center}
.inline-form input,.inline-form select{padding:7px 10px;font-size:13px;width:auto}
details.adm{background:var(--surface);border:1px solid var(--line);border-radius:13px;margin-bottom:12px;overflow:hidden}
details.adm summary{padding:15px 18px;cursor:pointer;font-weight:600;font-family:'Sora';list-style:none;display:flex;justify-content:space-between;align-items:center}
details.adm summary::-webkit-details-marker{display:none}
details.adm .body{padding:0 18px 18px}
.hint{font-size:12.5px;color:var(--muted-2);margin-top:6px}
.empty{text-align:center;padding:50px 20px;color:var(--muted)}

/* materiais de apoio (download do programa) */
.materials{position:relative;margin-bottom:28px;padding:30px 28px;border-radius:18px;overflow:hidden;
  background:linear-gradient(135deg,rgba(124,92,252,.18),rgba(16,185,129,.07));
  border:1px solid rgba(124,92,252,.42);box-shadow:0 26px 64px -32px rgba(124,92,252,.7)}
.materials::before{content:"";position:absolute;width:320px;height:320px;border-radius:50%;
  background:radial-gradient(circle,rgba(124,92,252,.45),transparent 70%);top:-160px;right:-70px;filter:blur(34px)}
.materials > *{position:relative}
.materials-badge{display:inline-block;font-size:13px;font-weight:700;color:var(--emerald-soft);
  background:rgba(16,185,129,.13);border:1px solid rgba(16,185,129,.32);padding:6px 14px;border-radius:30px;margin-bottom:14px}
.materials h3{font-size:23px;margin-bottom:9px}
.materials p{color:var(--muted);font-size:15px;max-width:660px;margin-bottom:24px}
.btn-download{display:inline-flex;align-items:center;gap:11px;font-family:'Sora';font-weight:700;font-size:16.5px;
  color:#fff;background:linear-gradient(135deg,#7c5cfc,#6d5bf5);padding:16px 32px;border-radius:14px;
  box-shadow:0 14px 36px -10px rgba(109,91,245,.9);transition:transform .2s var(--ease),box-shadow .2s;animation:dlpulse 2.4s infinite}
.btn-download:hover{transform:translateY(-3px) scale(1.02);box-shadow:0 22px 50px -10px rgba(109,91,245,1)}
.btn-download svg{width:22px;height:22px}
@keyframes dlpulse{0%,100%{box-shadow:0 14px 36px -10px rgba(109,91,245,.85)}50%{box-shadow:0 14px 36px -10px rgba(109,91,245,.85),0 0 0 9px rgba(124,92,252,.13)}}

/* produtos - area do aluno */
.products-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(220px,1fr));gap:18px}
.product-card{display:block;background:var(--surface);border:1px solid var(--line);border-radius:14px;overflow:hidden;transition:transform .25s var(--ease),box-shadow .25s,border-color .25s}
.product-card:hover{transform:translateY(-6px);border-color:rgba(124,92,252,.45);box-shadow:0 24px 50px -28px rgba(80,70,160,.6)}
.product-img{aspect-ratio:16/10;background:#0c0a18;overflow:hidden}
.product-img img{width:100%;height:100%;object-fit:cover;display:block}
.product-title{padding:13px 15px;font-family:'Sora';font-weight:600;font-size:14.5px}

/* produtos - admin */
.prod-row{display:flex;align-items:flex-start;gap:16px;flex-wrap:wrap}
.prod-thumb{width:104px;height:66px;border-radius:10px;overflow:hidden;background:#0c0a18;flex:none;display:grid;place-items:center;border:1px solid var(--line)}
.prod-thumb img{width:100%;height:100%;object-fit:cover}
.prod-thumb span{font-size:11px;color:var(--muted-2)}
.prod-info{flex:1;min-width:200px}
.prod-info b{font-family:'Sora';font-size:15px}
.prod-link{display:block;font-size:12.5px;color:var(--primary-2);word-break:break-all;margin-top:2px}
.prod-actions{display:flex;gap:8px;align-items:flex-start;flex-wrap:wrap}

@media(max-width:820px){
  .player-wrap{grid-template-columns:1fr}
  .stats-row{grid-template-columns:1fr 1fr}
  .row2{grid-template-columns:1fr}
  .topnav a{padding:7px 10px;font-size:13px}
  .brand span{display:none}
  table{font-size:13px}
  .hide-sm{display:none}
  .products-grid{grid-template-columns:1fr 1fr}
}