/* Jessica / VideoHub theme layer
   - Day/Night mode with CSS variables
   - loaded after legacy CSS so it can normalize public pages and admin pages */
:root{
  color-scheme: dark;
  --bg:#0a0f16;
  --page-bg:radial-gradient(1200px 1200px at 80% -10%,rgba(68,81,255,.15),transparent 50%),radial-gradient(800px 800px at 0% 110%,rgba(0,200,255,.16),transparent 50%),linear-gradient(180deg,#0a0f16,#0b1018);
  --panel:rgba(18,24,34,.72);
  --panel-strong:rgba(12,18,29,.92);
  --border:rgba(255,255,255,.10);
  --text:#eaf2ff;
  --muted:#9fb3cc;
  --brand:#3ea6ff;
  --brand-2:#7c5cff;
  --accent:#2dd4bf;
  --card:rgba(255,255,255,.045);
  --shadow:0 18px 48px rgba(0,0,0,.35);
  --chip-bg:rgba(255,255,255,.10);
  --input-bg:rgba(255,255,255,.07);
  --button-text:#eaf7ff;
  --danger:#ef4444;
  --ok:#22c55e;
}
html[data-theme="light"],html.light{
  color-scheme: light;
  --bg:#f6f8ff;
  --page-bg:radial-gradient(900px 700px at 80% -8%,rgba(59,130,246,.18),transparent 55%),radial-gradient(700px 520px at 0% 100%,rgba(20,184,166,.13),transparent 55%),linear-gradient(180deg,#fbfdff,#eef4ff 62%,#f7f9fd);
  --panel:rgba(255,255,255,.78);
  --panel-strong:rgba(255,255,255,.94);
  --border:rgba(15,23,42,.12);
  --text:#122033;
  --muted:#5f7087;
  --brand:#2563eb;
  --brand-2:#7c3aed;
  --accent:#0f766e;
  --card:rgba(255,255,255,.74);
  --shadow:0 18px 42px rgba(37,55,90,.14);
  --chip-bg:rgba(255,255,255,.72);
  --input-bg:rgba(255,255,255,.78);
  --button-text:#f8fbff;
}
@media (prefers-color-scheme: light){
  :root:not([data-theme]){
    color-scheme: light;
  }
}
*{box-sizing:border-box}
html{background:var(--bg)}
body{color:var(--text);background:var(--page-bg)!important;transition:background-color .25s ease,color .25s ease}
a{color:inherit}.muted{color:var(--muted)}
/* Brand */
.site-logo,.logo.site-logo,.admin-brand{
  display:inline-flex;align-items:center;gap:10px;color:var(--text)!important;text-decoration:none!important;min-width:0;
}
.site-logo img,.admin-brand img{
  width:42px;height:42px;object-fit:cover;border-radius:13px;flex:0 0 auto;
  box-shadow:0 0 0 1px rgba(255,255,255,.12),0 10px 24px rgba(0,0,0,.28);
  background:#05070b;
}
.site-logo .brand-text,.admin-brand .brand-text{display:flex;flex-direction:column;line-height:1.05;min-width:0}
.site-logo b,.admin-brand b{font-size:17px;letter-spacing:.04em;white-space:nowrap}
.site-logo small,.admin-brand small{font-size:11px;letter-spacing:.34em;color:var(--muted);transform:translateY(2px)}
.logo-wordmark{height:42px;width:auto;object-fit:contain;display:block}
@media(max-width:520px){.site-logo small{display:none}.site-logo b{font-size:15px}.site-logo img{width:38px;height:38px}.logo-wordmark{height:36px}}
/* Theme button */
.theme-toggle,#toggleTheme,#btnTheme,[data-theme-toggle]{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;white-space:nowrap;
  min-height:40px;padding:10px 14px;border-radius:14px;border:1px solid var(--border);
  background:linear-gradient(180deg,rgba(255,255,255,.12),rgba(255,255,255,.05));
  color:var(--text);cursor:pointer;font-weight:700;text-decoration:none;transition:transform .18s ease,box-shadow .18s ease,background .18s ease;
}
.theme-toggle:hover,#toggleTheme:hover,#btnTheme:hover,[data-theme-toggle]:hover{transform:translateY(-1px);box-shadow:0 12px 26px rgba(0,0,0,.18)}
html[data-theme="light"] .theme-toggle,html.light .theme-toggle,
html[data-theme="light"] #toggleTheme,html.light #toggleTheme,
html[data-theme="light"] [data-theme-toggle],html.light [data-theme-toggle]{background:rgba(255,255,255,.78);box-shadow:0 10px 24px rgba(37,55,90,.10)}
/* Public navigation */
.nav,.topbar,.vh-topbar,.player-top,.tabbar,.admin-topnav{
  border-color:var(--border)!important;background:linear-gradient(180deg,var(--panel-strong),rgba(255,255,255,0))!important;color:var(--text)!important;
}
.nav{box-shadow:0 10px 30px rgba(0,0,0,.12)}
.search input,.vh-head input,.input,.select,input,textarea,select{
  color:var(--text)!important;background:var(--input-bg)!important;border-color:var(--border)!important;caret-color:var(--brand);
}
.search input::placeholder,.vh-head input::placeholder,input::placeholder,textarea::placeholder{color:color-mix(in srgb,var(--muted),transparent 15%)}
.btn,.vh-head button,button.btn,a.btn{border-color:var(--border);color:var(--button-text);background:linear-gradient(135deg,var(--brand),var(--brand-2));text-decoration:none}
.chips .tag-chip,.tag-chip,.block,.carousel,.card,.video-card,.vh-card,.vh-more,.badge,.panel,.login-card,.stat-card{
  border-color:var(--border)!important;background:var(--card)!important;color:var(--text)!important;box-shadow:var(--shadow);
}
.block:hover,.video-card:hover,.vh-card:hover{box-shadow:0 22px 48px rgba(37,99,235,.18);transform:translateY(-2px)}
.slide h3{color:#fff;background:rgba(0,0,0,.42)!important}.dot{background:rgba(255,255,255,.42)}
.section-title,.title,.vh-title,h1,h2,h3{color:var(--text)}.meta,.vh-meta,.small-muted{color:var(--muted)!important}
/* Feed cards: support both home_feed.js and feed_core.js */
.video-card,.vh-card{display:block;overflow:hidden;border-radius:18px;text-decoration:none;position:relative;border:1px solid var(--border);background:var(--card)}
.video-card .thumb,.vh-thumb{display:block;background:#05070b center/cover no-repeat;aspect-ratio:16/9;width:100%;overflow:hidden}
.video-card .thumb img,.vh-thumb{width:100%;height:100%;object-fit:cover;transition:transform .35s ease}.video-card:hover img,.vh-card:hover .vh-thumb{transform:scale(1.045)}
.video-card .meta,.vh-body{padding:10px 12px}.video-card .title,.vh-title{font-size:14px;font-weight:750;line-height:1.35;margin:0;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.badge.dur,.vh-badge{position:absolute;right:10px;top:10px;display:inline-flex;align-items:center;min-height:24px;padding:3px 8px;border-radius:999px;background:rgba(0,0,0,.62)!important;color:#fff!important;font-size:12px;box-shadow:none!important}
.vh-feed{max-width:1280px;margin:0 auto;padding:14px 12px 90px}.vh-grid{display:grid;gap:16px;grid-template-columns:repeat(4,minmax(0,1fr))}.vh-more{display:block;text-align:center;margin:22px auto 0;padding:12px 16px;border:1px solid var(--border);border-radius:14px;max-width:220px;text-decoration:none}
@media(max-width:1100px){.vh-grid{grid-template-columns:repeat(3,minmax(0,1fr))}}@media(max-width:760px){.vh-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:12px}}@media(max-width:420px){.vh-grid{grid-template-columns:1fr}}
/* Player */
.player-wrap{background:#020408!important;border-color:var(--border)!important;box-shadow:var(--shadow)!important}.list .item{background:var(--card)!important;border:1px solid var(--border)}
/* Mobile tabbar */
.tabbar{backdrop-filter:blur(18px) saturate(140%);-webkit-backdrop-filter:blur(18px) saturate(140%);padding-bottom:env(safe-area-inset-bottom)}
/* Admin normalization */
.admin-topnav{position:sticky;top:0;z-index:30;flex-wrap:wrap;box-shadow:0 10px 30px rgba(0,0,0,.14)}
.admin-topnav a{color:var(--text)!important;border-color:var(--border)!important;background:rgba(255,255,255,.06)!important}.admin-topnav a.active{background:linear-gradient(135deg,var(--brand),var(--brand-2))!important;color:#fff!important}.admin-card,.card{border-color:var(--border)!important}
html[data-theme="light"] .admin-topnav a,html.light .admin-topnav a{background:rgba(255,255,255,.68)!important}
@media (prefers-reduced-motion: reduce){*,*::before,*::after{animation-duration:.001ms!important;animation-iteration-count:1!important;scroll-behavior:auto!important;transition-duration:.001ms!important}}