/* ============================================================
   THEME: Shibuya Nights
   Dark broadcast neon — magenta / cyan / purple
============================================================ */

.theme-shibuya {
  /* base palette */
  --bg: #0a0612;
  --panel: #100a1c;
  --panel-2: #160d26;
  --topbar-bg: linear-gradient(180deg, #18102b 0%, #100a1c 100%);
  --stage-bg: #0e0717;
  --stage-bg-deep: #050309;
  --line: #2a1d44;

  --input-bg: #150c25;

  /* text */
  --text: #f4f0ff;
  --text-muted: #8a78b0;

  /* accent (primary) */
  --accent: #ff2bdc;
  --accent-2: #00e0ff;
  --accent-on: #fff;
  --accent-fade: rgba(255, 43, 220, 0.12);
  --accent-fade-2: rgba(255, 43, 220, 0.22);
  --accent-glow: rgba(255, 43, 220, 0.4);
  --accent-glow-faint: rgba(255, 43, 220, 0.12);

  /* state */
  --danger: #ff4d6a;

  /* fonts */
  --font-sans: "Outfit", "Noto Sans JP", system-ui, sans-serif;
  --font-display: "Outfit", "Noto Sans JP", sans-serif;
  --font-mono: "Space Mono", "Space Grotesk", monospace;

  /* layout */
  --topbar-h: 56px;
  --pane-w: 220px;
  --pane-w-right: 340px;
  --timeline-h: 240px;
}

/* Theme-specific decoration: subtle grid on panels */
.theme-shibuya .pane,
.theme-shibuya .timeline {
  background-image:
    radial-gradient(circle at 1px 1px, rgba(255,255,255,0.025) 1px, transparent 0);
  background-size: 16px 16px;
  background-color: var(--panel);
}

.theme-shibuya .topbar {
  position: relative;
}
.theme-shibuya .topbar::after {
  content: "";
  position: absolute;
  left: 0; right: 0; bottom: -1px;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--accent) 30%, var(--accent-2) 70%, transparent);
  opacity: 0.5;
}

.theme-shibuya .stage-frame {
  background:
    radial-gradient(ellipse at center, rgba(255,43,220,0.06) 0%, transparent 70%),
    radial-gradient(ellipse at bottom right, rgba(0,224,255,0.05) 0%, transparent 60%),
    var(--stage-bg-deep);
}