/* =========================================================================
   THEME 01 — DARK STAGE  (무대의 순간을 담은 시네마틱)
   #시네마틱 #무대 #프리미엄
   ========================================================================= */
[data-theme="dark-stage"]{
  --bg:#080910;
  --bg-2:#0c0e16;
  --surface:#141721;
  --surface-2:#1b1f2c;
  --fg:#f4f6fb;
  --fg-muted:#9aa0b3;
  --fg-dim:#5f6478;
  --accent:#3b6cff;
  --accent-2:#8fb0ff;
  --line:rgba(255,255,255,.09);
  --line-strong:rgba(255,255,255,.16);

  --font-display:'Nanum Myeongjo', serif;
  --tracking-wide:.30em;
  --radius:12px;
  --radius-lg:18px;

  --hero-image:
    radial-gradient(130% 100% at 78% 6%, rgba(59,108,255,.22), transparent 52%),
    radial-gradient(80% 70% at 10% 100%, rgba(143,176,255,.10), transparent 60%),
    linear-gradient(180deg,#0b0d16 0%,#05060d 100%);
  --hero-overlay:linear-gradient(180deg, rgba(5,6,13,.10) 0%, rgba(5,6,13,.5) 55%, var(--bg) 100%);
}
/* 시네마틱 질감: 미세한 스포트라이트 + 필름 그레인 느낌 */
[data-theme="dark-stage"] .hero .bg::before{
  content:"";position:absolute;inset:0;
  background:radial-gradient(60% 80% at 50% 0%, rgba(255,255,255,.06), transparent 60%);
  mix-blend-mode:screen;
}
[data-theme="dark-stage"] .hero h1{font-weight:500;letter-spacing:.01em}
[data-theme="dark-stage"] .hero .mark{font-weight:700}
[data-theme="dark-stage"] .band h2{font-weight:500}