:root{
  --bg:#0b0f17; --card:#101826; --text:#e9eef7; --muted:#a8b4c7; --line:rgba(255,255,255,.08);
  --accent:#7cc4ff; --radius:18px; --shadow:0 18px 60px rgba(0,0,0,.35); --max:1120px;
}
*{box-sizing:border-box}
body{
  margin:0; font-family:system-ui,-apple-system,Segoe UI,Roboto,Arial,sans-serif; line-height:1.5; color:var(--text);
  background:
    radial-gradient(1200px 700px at 20% 0%, rgba(124,196,255,.18), transparent 60%),
    radial-gradient(900px 600px at 90% 30%, rgba(124,196,255,.10), transparent 55%),
    var(--bg);
}
a{color:var(--accent);text-decoration:none}
a:hover{text-decoration:underline}
.wrap{max-width:var(--max); margin:0 auto; padding:28px 18px 64px}
header{padding:18px 0 10px; border-bottom:1px solid var(--line); margin-bottom:22px}
.kicker{color:var(--muted); font-size:14px; margin:0 0 10px}
h1{font-size:clamp(26px,3.3vw,40px); margin:0 0 10px; letter-spacing:-.02em}
h2{margin:0 0 8px}
.ai-answer{
  background:linear-gradient(180deg, rgba(255,255,255,.06), rgba(255,255,255,.02));
  border:1px solid var(--line); border-radius:var(--radius); padding:14px; box-shadow:var(--shadow); color:#dfe7f5;
  margin:14px 0 14px;
}
.notice{color:var(--muted); font-size:13px; margin:12px 0 0}

.toolbar{display:flex; gap:10px; flex-wrap:wrap; align-items:center; margin:18px 0 16px}
.btn{
  border:1px solid var(--line); background:rgba(255,255,255,.03); color:var(--text);
  padding:10px 12px; border-radius:999px; cursor:pointer; font-size:14px;
}
.btn.active{border-color:rgba(124,196,255,.65); background:rgba(124,196,255,.12)}

.grid{display:grid; grid-template-columns:repeat(12,1fr); gap:14px}
.card{
  grid-column:span 6;
  background:linear-gradient(180deg, rgba(255,255,255,.04), rgba(255,255,255,.02));
  border:1px solid var(--line); border-radius:var(--radius); overflow:hidden; box-shadow:var(--shadow);
}
@media (max-width:860px){.card{grid-column:span 12}}
.card-h{padding:14px 14px 10px; border-bottom:1px solid var(--line)}
.tag{
  display:inline-flex; gap:8px; align-items:center; font-size:12px; color:#d7e6ff;
  background:rgba(124,196,255,.12); border:1px solid rgba(124,196,255,.22);
  padding:6px 10px; border-radius:999px; margin-bottom:8px;
}
.meta{color:var(--muted); font-size:13px; margin:0}
.card-b{padding:14px}
.bullets{margin:10px 0 0; padding-left:18px; color:#dfe7f5}
.bullets li{margin:6px 0}
.cta{margin-top:12px; display:flex; gap:10px; flex-wrap:wrap; align-items:center}
.cta a{
  display:inline-flex; align-items:center; gap:8px; padding:10px 12px; border-radius:12px;
  background:rgba(124,196,255,.12); border:1px solid rgba(124,196,255,.28); color:#e9f4ff;
}

.ba{position:relative; width:100%; aspect-ratio:16/10; background:#0a0f18; overflow:hidden}
.ba img{position:absolute; inset:0; width:100%; height:100%; object-fit:cover; display:block}
.ba .after-wrap{position:absolute; inset:0; width:50%; overflow:hidden; border-right:1px solid rgba(255,255,255,.25)}
.ba .range{position:absolute; inset:0; width:100%; height:100%; opacity:0; cursor:ew-resize}
.ba .handle{
  position:absolute; top:50%; left:50%; transform:translate(-50%,-50%);
  width:44px; height:44px; border-radius:999px; background:rgba(255,255,255,.12);
  border:1px solid rgba(255,255,255,.35); display:grid; place-items:center; backdrop-filter:blur(10px);
  pointer-events:none;
}
.ba .handle:before{content:"↔"; font-size:18px; color:#fff; opacity:.92}
.labels{position:absolute; inset:auto 12px 12px 12px; display:flex; justify-content:space-between; pointer-events:none; font-size:12px; color:rgba(255,255,255,.92); text-shadow:0 2px 10px rgba(0,0,0,.5)}

.video-embed{border:1px solid var(--line); border-radius:var(--radius); overflow:hidden; background:rgba(255,255,255,.03)}
.video-embed iframe{width:100%; aspect-ratio:9/16; border:0; display:block}

.transcript{
  margin-top:12px;
  border:1px solid var(--line);
  border-radius:var(--radius);
  padding:14px;
  background:rgba(255,255,255,.03);
  color:#dfe7f5;
}
.small{font-size:13px; color:var(--muted)}
.hide{display:none !important}
.foot{margin-top:34px; color:var(--muted); font-size:13px; border-top:1px solid var(--line); padding-top:16px}