@font-face{
  font-family:'Oswald';
  src:url('assets/fonts/oswald.woff2') format('woff2');
  font-weight:300 700; font-style:normal; font-display:swap;
}
:root{
  --bg:#070a0f;
  --bg2:#0b1018;
  --card:#0f1826;
  --card2:#101a2b;
  --accent:#38a8e0;
  --accent-bright:#5fc2f2;
  --accent-deep:#1f5e86;
  --navy:#0e2a47;
  --text:#eef4fa;
  --muted:#8499ad;
  --line:#1b2940;
  --radius:16px;
  --shadow:0 8px 26px rgba(0,0,0,.5);
  --safe-top:env(safe-area-inset-top,0px);
  --safe-bottom:env(safe-area-inset-bottom,0px);
  --head:'Oswald',-apple-system,BlinkMacSystemFont,'Segoe UI',sans-serif;
  --body:'Inter',-apple-system,BlinkMacSystemFont,'Segoe UI',Roboto,Helvetica,Arial,sans-serif;
}
*{box-sizing:border-box;-webkit-tap-highlight-color:transparent}
html,body{margin:0;padding:0;background:var(--bg);color:var(--text);font-family:var(--body);
  overscroll-behavior-y:none}
body{padding-bottom:var(--safe-bottom)}
img{display:block}
button{font-family:inherit;cursor:pointer}
a{color:inherit;text-decoration:none}
::selection{background:var(--accent);color:#001018}

/* Top bar */
#topbar{position:sticky;top:0;z-index:20;display:flex;align-items:center;gap:11px;
  padding:calc(11px + var(--safe-top)) 15px 11px;
  background:linear-gradient(180deg,rgba(10,20,34,.96),rgba(7,10,15,.92));
  border-bottom:1px solid var(--line);backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px)}
.brand-mark{display:flex;align-items:center;justify-content:center;width:34px;height:34px;border-radius:10px;
  color:#fff;background:linear-gradient(135deg,var(--accent),var(--accent-deep));box-shadow:0 3px 10px rgba(31,94,134,.5)}
.brand-title{font-family:var(--head);font-weight:700;letter-spacing:.06em;text-transform:uppercase;font-size:18px;
  white-space:nowrap;overflow:hidden;text-overflow:ellipsis;max-width:64vw}
.spacer{flex:1}
.back{display:flex;align-items:center;justify-content:center;background:transparent;border:none;color:var(--text);
  width:34px;height:34px;margin:-2px -4px -2px -4px;padding:0;border-radius:9px}
.back:active{background:#16263c}
.back[hidden]{display:none}

/* Layout */
#app{max-width:820px;margin:0 auto;padding:16px 15px 48px}
.loading{color:var(--muted);text-align:center;padding:48px}
@keyframes fadeUp{from{opacity:0;transform:translateY(10px)}to{opacity:1;transform:none}}
.view{animation:fadeUp .28s ease both}
.page-hd{margin:6px 2px 16px}
.page-hd h1{font-family:var(--head);font-size:34px;line-height:1.02;margin:0;text-transform:uppercase;
  letter-spacing:.01em;font-weight:700}
.page-hd p{margin:6px 0 0;color:var(--muted);font-size:13px;font-weight:500}
.section-label{font-family:var(--head);font-size:13px;text-transform:uppercase;letter-spacing:.16em;
  color:var(--accent-bright);margin:22px 2px 11px;font-weight:600}

/* Search */
.search{position:relative;margin:2px 0 20px}
.search input{width:100%;background:var(--card2);border:1px solid var(--line);border-radius:13px;
  color:var(--text);font-family:var(--body);font-size:15px;padding:13px 14px 13px 44px;outline:none}
.search input::placeholder{color:var(--muted)}
.search input:focus{border-color:var(--accent);box-shadow:0 0 0 3px rgba(56,168,224,.16)}
.search svg{position:absolute;left:14px;top:50%;transform:translateY(-50%);color:var(--muted)}

/* Library grid (home) */
.lib-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:13px}
.lib-card{position:relative;border-radius:var(--radius);overflow:hidden;aspect-ratio:1/1;
  background:var(--card);box-shadow:var(--shadow);border:1px solid var(--line);transition:transform .12s ease}
.lib-card img{width:100%;height:100%;object-fit:cover;filter:brightness(.66) saturate(1.08);
  transition:transform .35s ease}
.lib-card .ph{width:100%;height:100%;background:radial-gradient(120% 120% at 30% 20%,#16365b,#0a1626)}
.lib-card .lab{position:absolute;left:0;right:0;bottom:0;padding:24px 13px 13px;
  background:linear-gradient(180deg,transparent 0%,rgba(4,8,14,.5) 32%,rgba(4,8,14,.97) 100%)}
.lib-card .lab b{font-family:var(--head);display:block;font-size:84px;font-weight:700;text-transform:uppercase;
  letter-spacing:0;line-height:.9;white-space:nowrap}
.lib-card .lab span{font-size:11px;color:var(--accent-bright);text-transform:uppercase;letter-spacing:.1em;
  font-weight:600}
.lib-card:active{transform:scale(.975)}
.lib-card:active img{transform:scale(1.04)}

/* Section list (multi-section library) */
.sec-list{display:flex;flex-direction:column;gap:11px}
.sec-row{display:flex;align-items:center;gap:14px;background:var(--card2);border:1px solid var(--line);
  border-radius:var(--radius);padding:15px 16px;box-shadow:var(--shadow);transition:transform .12s,border-color .12s}
.sec-row .ico{font-family:var(--head);width:46px;height:46px;border-radius:12px;
  background:linear-gradient(135deg,var(--accent),var(--accent-deep));
  display:flex;align-items:center;justify-content:center;font-weight:700;color:#fff;font-size:20px;flex:none}
.sec-row b{font-family:var(--head);font-size:19px;text-transform:uppercase;letter-spacing:.03em;font-weight:600}
.sec-row small{display:block;color:var(--muted);font-size:12px;margin-top:2px}
.sec-row .chev{margin-left:auto;color:var(--muted);display:flex}
.sec-row:active{transform:scale(.99);border-color:var(--accent-deep)}

/* Video grid */
.vid-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:13px}
.vid-card{background:var(--card2);border:1px solid var(--line);border-radius:var(--radius);
  overflow:hidden;box-shadow:var(--shadow);transition:transform .12s ease}
.vid-card .thumb{position:relative;aspect-ratio:16/10;background:#0a1422}
.vid-card .thumb img{width:100%;height:100%;object-fit:cover}
.vid-card .thumb .play{position:absolute;inset:0;display:flex;align-items:center;justify-content:center}
.vid-card .thumb .play i{width:44px;height:44px;border-radius:50%;background:rgba(7,12,20,.55);
  border:1.5px solid rgba(255,255,255,.85);display:flex;align-items:center;justify-content:center;
  backdrop-filter:blur(2px)}
.vid-card .thumb .play i::after{content:'';width:0;height:0;border-left:13px solid #fff;
  border-top:8px solid transparent;border-bottom:8px solid transparent;margin-left:3px}
.vid-card .thumb .num{position:absolute;top:7px;left:7px;background:rgba(7,10,15,.82);color:var(--accent-bright);
  font-family:var(--head);font-size:12px;font-weight:600;padding:1px 8px;border-radius:8px;letter-spacing:.02em}
.vid-card .thumb .seen{position:absolute;top:7px;right:7px;background:var(--accent);color:#001018;
  font-size:10px;font-weight:800;padding:2px 7px;border-radius:8px;text-transform:uppercase;letter-spacing:.05em}
.vid-card .cap{padding:10px 11px 12px;font-size:13px;line-height:1.28;font-weight:600;
  text-transform:capitalize;min-height:2.6em}
.vid-card:active{transform:scale(.975)}

/* Continue watching (horizontal) */
.rail{display:flex;gap:12px;overflow-x:auto;padding:2px 2px 6px;scroll-snap-type:x mandatory;
  -webkit-overflow-scrolling:touch;scrollbar-width:none}
.rail::-webkit-scrollbar{display:none}
.rail .vid-card{flex:0 0 64%;max-width:230px;scroll-snap-align:start}

/* Player */
.player-wrap{margin:-16px -15px 0;background:#000}
.player-wrap video{width:100%;max-height:64vh;background:#000;display:block}
.broken-box{aspect-ratio:16/10;max-height:64vh;background:#0a1422;display:flex;flex-direction:column;
  align-items:center;justify-content:center;gap:8px;text-align:center;padding:24px}
.broken-box span{font-size:34px}
.broken-box b{font-family:var(--head);font-size:18px;text-transform:uppercase;letter-spacing:.05em}
.broken-box small{color:var(--muted);max-width:280px}
.player-meta{padding:18px 15px 8px}
.player-meta .lib{font-family:var(--head);color:var(--accent-bright);font-size:12px;text-transform:uppercase;
  letter-spacing:.14em;font-weight:600}
.player-meta h2{font-family:var(--head);margin:7px 0 0;font-size:25px;text-transform:uppercase;
  letter-spacing:.01em;font-weight:700;line-height:1.06}
.nav-row{display:flex;gap:11px;padding:10px 15px 0}
.nav-row button{flex:1;background:var(--card);border:1px solid var(--line);color:var(--text);
  padding:14px;border-radius:13px;font-family:var(--head);font-weight:600;font-size:14px;text-transform:uppercase;
  letter-spacing:.05em;transition:transform .1s,background .12s}
.nav-row button:disabled{opacity:.32}
.nav-row button:active:not(:disabled){background:var(--accent);border-color:var(--accent);color:#001018;transform:scale(.98)}
.upnext-label{font-family:var(--head);text-transform:uppercase;letter-spacing:.16em;color:var(--muted);
  font-size:12px;font-weight:600;margin:26px 15px 12px}
.upnext{padding:0 15px}

.empty{color:var(--muted);text-align:center;padding:48px;font-size:14px}