/* nhacovan.css — theme podcast dark-gold cho site 29. Mobile-first. */
:root{
  --ncv-bg:#15161a; --ncv-bg2:#1c1e24; --ncv-card:#22242c;
  --ncv-gold:#e0a93c; --ncv-gold2:#f0c468;
  --ncv-text:#f4f1ea; --ncv-dim:#a8a6a0; --ncv-line:#2e3038;
}

/* ---------- PLAYER trang bài ---------- */
.ncv-player{
  background:linear-gradient(160deg,#1d1f26,#141519);
  border:1px solid var(--ncv-line);border-radius:16px;
  padding:18px;margin:26px 0;color:var(--ncv-text);
  box-shadow:0 8px 30px rgba(0,0,0,.35);
}
.ncv-player-head{display:flex;align-items:center;gap:12px;margin-bottom:16px}
.ncv-player-icon{font-size:26px}
.ncv-player-title{font-size:15px;font-weight:800;letter-spacing:.2px}
.ncv-player-sub{font-size:12px;color:var(--ncv-dim);margin-top:2px}
.ncv-player-section{margin-bottom:14px}
.ncv-player-section:last-child{margin-bottom:0}
.ncv-player-label{font-size:11px;color:var(--ncv-gold);font-weight:800;
  margin-bottom:8px;text-transform:uppercase;letter-spacing:.6px}
.ncv-video{width:100%;border-radius:10px;background:#000;display:block}
#ncvAudio{width:100%}
.ncv-player-note{font-size:13px;color:var(--ncv-dim);margin:6px 0 0;font-style:italic}

/* Chương */
.ncv-chapters{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:4px}
.ncv-chapter{display:flex;align-items:flex-start;gap:10px;padding:9px 10px;
  border-radius:9px;cursor:pointer;transition:background .15s,transform .1s;
  border:1px solid transparent}
.ncv-chapter:hover{background:rgba(224,169,60,.08);border-color:rgba(224,169,60,.25)}
.ncv-chapter.is-active{background:rgba(224,169,60,.14);border-color:var(--ncv-gold)}
.ncv-chapter-time{flex:0 0 auto;font-variant-numeric:tabular-nums;
  font-weight:800;color:var(--ncv-gold);font-size:13px;
  background:rgba(224,169,60,.12);padding:2px 8px;border-radius:6px;min-width:46px;text-align:center}
.ncv-chapter-label{font-size:14px;line-height:1.4;color:var(--ncv-text)}

/* ---------- TRANG CHỦ podcast ---------- */
.nch-hero{background:radial-gradient(120% 120% at 80% 0%,#23252e 0%,#15161a 60%);
  padding:38px 0 30px;color:var(--ncv-text)}
.nch-hero-grid{display:flex;flex-direction:column;gap:24px}
.nch-hero-media{order:-1}
.nch-hero-video{width:100%;border-radius:14px;background:#000;display:block;
  box-shadow:0 12px 40px rgba(0,0,0,.45)}
.nch-hero-poster{display:flex;align-items:center;justify-content:center;
  aspect-ratio:16/9;border-radius:14px;background-size:cover;background-position:center;
  box-shadow:0 12px 40px rgba(0,0,0,.45);text-decoration:none}
.nch-hero-play,.nch-card-play{display:flex;align-items:center;justify-content:center;
  width:58px;height:58px;border-radius:50%;background:var(--ncv-gold);color:#15161a;
  font-size:22px;box-shadow:0 4px 16px rgba(224,169,60,.5)}
.nch-eyebrow{display:inline-block;font-size:12px;font-weight:800;color:var(--ncv-gold);
  text-transform:uppercase;letter-spacing:1px;margin-bottom:8px}
.nch-hero-title{font-size:30px;line-height:1.15;font-weight:900;margin:0 0 8px}
.nch-hero-slogan{font-size:15px;color:var(--ncv-dim);line-height:1.6;margin:0 0 16px}
.nch-hero-latest{border-left:3px solid var(--ncv-gold);padding:6px 0 6px 14px;margin-bottom:18px}
.nch-hero-latest-label{display:block;font-size:11px;text-transform:uppercase;
  letter-spacing:.6px;color:var(--ncv-gold);font-weight:800;margin-bottom:4px}
.nch-hero-latest-title{display:block;font-size:17px;font-weight:700;color:var(--ncv-text);
  text-decoration:none;line-height:1.35}
.nch-hero-latest-title:hover{color:var(--ncv-gold2)}
.nch-hero-latest-meta{display:block;font-size:12px;color:var(--ncv-dim);margin-top:4px}
.nch-hero-cta{display:flex;gap:10px;flex-wrap:wrap}

.nch-section{background:var(--ncv-bg);padding:32px 0 40px}
.nch-section-head{margin-bottom:20px}
.nch-section-title{font-size:22px;font-weight:900;color:var(--ncv-text);margin:0 0 4px}
.nch-section-sub{font-size:14px;color:var(--ncv-dim);margin:0}
.nch-grid{display:grid;grid-template-columns:1fr;gap:16px}
.nch-card{display:flex;flex-direction:column;background:var(--ncv-card);
  border:1px solid var(--ncv-line);border-radius:14px;overflow:hidden;
  text-decoration:none;transition:transform .15s,border-color .15s}
.nch-card:hover{transform:translateY(-3px);border-color:rgba(224,169,60,.4)}
.nch-card-thumb{position:relative;aspect-ratio:16/9;background-size:cover;
  background-position:center;display:flex;align-items:center;justify-content:center}
.nch-card-play{width:48px;height:48px;font-size:18px}
.nch-card-badge{position:absolute;top:8px;right:8px;background:var(--ncv-gold);
  color:#15161a;font-size:10px;font-weight:900;letter-spacing:.5px;
  padding:3px 7px;border-radius:5px}
.nch-card-body{padding:14px}
.nch-card-title{font-size:16px;font-weight:700;color:var(--ncv-text);margin:0 0 6px;line-height:1.35}
.nch-card-excerpt{font-size:13px;color:var(--ncv-dim);line-height:1.5;margin:0 0 8px}
.nch-card-meta{font-size:12px;color:var(--ncv-gold)}

@media (min-width:720px){
  .nch-hero-grid{flex-direction:row;align-items:center}
  .nch-hero-media{order:1;flex:1 1 55%}
  .nch-hero-text{flex:1 1 45%}
  .nch-hero-title{font-size:38px}
  .nch-grid{grid-template-columns:repeat(2,1fr);gap:20px}
}
@media (min-width:1040px){
  .nch-grid{grid-template-columns:repeat(3,1fr)}
}

/* NCV_FIX_v2: nút Tìm chủ đề ghost-gold + tên site topbar vàng */
.nch-hero-cta .btn-accent{background:var(--ncv-gold);border:2px solid var(--ncv-gold);color:#15161a;font-weight:800}
.nch-hero-cta .btn-accent:hover{background:var(--ncv-gold2);border-color:var(--ncv-gold2)}
.nch-hero-cta .btn-ghost{background:transparent;border:2px solid var(--ncv-gold);color:var(--ncv-gold);font-weight:800}
.nch-hero-cta .btn-ghost:hover{background:rgba(224,169,60,.14);color:var(--ncv-gold2);border-color:var(--ncv-gold2)}
.topbar .brand-name{color:var(--ncv-gold)}


/* NCV_FIX_v4: tên site + logo trong drawer (hamburger menu) vàng gold */
.drawer-header .brand-name{color:var(--ncv-gold)}
.drawer-header .brand-logo{color:var(--ncv-gold)}

/* NCV_FIX_v5: tên site topbar + drawer đổi sang nâu đồng đậm cho chắc */
.topbar .brand-name{color:#a8742e}
.drawer-header .brand-name{color:#a8742e}

/* NCV_UI_v2 — play overlay thumb (trang media) + nut tai player */
.post-card--media .post-card-thumb{position:relative}
.post-card--media .post-card-play{position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);width:48px;height:48px;border-radius:50%;background:rgba(224,169,60,.92);color:#15161a;display:flex;align-items:center;justify-content:center;font-size:17px;padding-left:3px;box-shadow:0 4px 14px rgba(0,0,0,.35);pointer-events:none;transition:transform .18s,background .18s;z-index:2}
.post-card--media:hover .post-card-play{transform:translate(-50%,-50%) scale(1.08);background:#e0a93c}
.ncv-dl-row{display:flex;gap:10px;flex-wrap:wrap;margin-top:4px}
.ncv-dl{display:inline-flex;align-items:center;gap:6px;background:#e0a93c;color:#15161a;font-weight:700;font-size:13px;text-decoration:none;padding:9px 16px;border-radius:9px;transition:.15s}
.ncv-dl:hover{filter:brightness(1.08)}
.ncv-dl--alt{background:transparent;color:#e0a93c;border:1.5px solid #e0a93c}