/* Multi-theme: `light` = no data-sd-theme (see :root in pristine.css). */
html[data-sd-theme="dark"] {
  color-scheme: dark;
  --sd-ink: #f1f5f9;
  --sd-ink-soft: #e2e8f0;
  --sd-muted: #94a3b8;
  --sd-line: rgba(148, 163, 184, 0.14);
  --sd-line-strong: rgba(148, 163, 184, 0.22);
  --sd-surface: #1e293b;
  --sd-surface-2: #172033;
  --sd-canvas: #0f172a;
  --sd-canvas-warm: #1e293b;
  --sd-accent: #818cf8;
  --sd-accent-hover: #a5b4fc;
  --sd-accent-soft: rgba(129, 140, 248, 0.22);
  --sd-accent-glow: rgba(129, 140, 248, 0.38);
  --sd-accent-deep: #6366f1;
  --sd-accent-peak: #a5b4fc;
  --sd-teal: #2dd4bf;
  --sd-teal-soft: rgba(45, 212, 191, 0.18);
  --sd-shadow: 0 1px 2px rgba(0, 0, 0, 0.2), 0 4px 24px rgba(0, 0, 0, 0.25);
  --sd-shadow-lg: 0 4px 6px rgba(0, 0, 0, 0.15), 0 12px 40px rgba(0, 0, 0, 0.28);
  --sd-shadow-3d: 0 2px 4px rgba(0, 0, 0, 0.2), 0 12px 28px rgba(0, 0, 0, 0.25), 0 28px 56px rgba(99, 102, 241, 0.12);
  --sd-shadow-3d-hover: 0 8px 16px rgba(0, 0, 0, 0.25), 0 24px 48px rgba(0, 0, 0, 0.3), 0 48px 96px rgba(99, 102, 241, 0.18);
  --sd-card-bg-start: #1e293b;
  --sd-card-bg-mid: #1a2540;
  --sd-card-bg-end: #172032;
  --sd-card-highlight: rgba(255, 255, 255, 0.06);
  --sd-list-item-bg: linear-gradient(
    145deg,
    rgba(30, 41, 59, 0.98) 0%,
    rgba(30, 41, 59, 0.92) 50%,
    rgba(23, 32, 50, 0.95) 100%
  );
  --sd-gradient-quote: linear-gradient(180deg, #1e293b 0%, #172032 100%);
  --sd-gradient-cta: linear-gradient(180deg, #1e293b 0%, #172032 55%, #0f172a 100%);
  --sd-gradient-milestone: linear-gradient(165deg, #1e293b 0%, #172032 100%);
  --sd-gradient-contact: linear-gradient(180deg, #1e293b 0%, #172032 100%);
  --sd-gradient-chip: linear-gradient(180deg, #1e293b 0%, #172032 100%);
  --sd-gradient-clients-tile: linear-gradient(165deg, #1e293b 0%, #1a2540 45%, #172032 100%);
  --sd-gradient-leadership: linear-gradient(180deg, var(--sd-canvas) 0%, #1e1b4b 35%, var(--sd-canvas-warm) 100%);
  --sd-navbar-bg: rgba(15, 23, 42, 0.85);
  --sd-navbar-bg-scrolled: rgba(30, 41, 59, 0.94);
  --sd-navbar-scrolled-shadow: 0 8px 32px rgba(0, 0, 0, 0.45), 0 1px 0 rgba(255, 255, 255, 0.06) inset;
  --sd-mesh-a: rgba(129, 140, 248, 0.11);
  --sd-mesh-b: rgba(45, 212, 191, 0.07);
  --sd-mesh-c: rgba(129, 140, 248, 0.07);
}

html[data-sd-theme="ocean"] {
  color-scheme: light;
  --sd-accent: #0d9488;
  --sd-accent-hover: #0f766e;
  --sd-accent-soft: rgba(13, 148, 136, 0.14);
  --sd-accent-glow: rgba(13, 148, 136, 0.35);
  --sd-accent-deep: #0f766e;
  --sd-accent-peak: #14b8a6;
  --sd-teal-soft: rgba(20, 184, 166, 0.18);
  --sd-canvas: #f0fdfa;
  --sd-canvas-warm: #ccfbf1;
  --sd-surface: #ffffff;
  --sd-surface-2: #ecfeff;
  --sd-card-bg-mid: #e0f2fe;
  --sd-card-bg-end: #f0fdfa;
  --sd-mesh-a: rgba(13, 148, 136, 0.1);
  --sd-mesh-b: rgba(6, 182, 212, 0.08);
  --sd-mesh-c: rgba(13, 148, 136, 0.06);
  --sd-gradient-leadership: linear-gradient(180deg, var(--sd-canvas) 0%, #cffafe 35%, var(--sd-canvas-warm) 100%);
  --sd-gradient-quote: linear-gradient(180deg, #ffffff 0%, #ecfeff 100%);
  --sd-gradient-cta: linear-gradient(180deg, #ffffff 0%, #ccfbf1 55%, #99f6e4 100%);
  --bs-primary: #0d9488;
  --bs-primary-rgb: 13, 148, 136;
  --bs-link-color: #0d9488;
  --bs-link-hover-color: #0f766e;
}

/* Dark: glass cards that still used light rgba */
html[data-sd-theme="dark"] .sd-engage-card {
  background: rgba(30, 41, 59, 0.88);
  border-color: var(--sd-line-strong);
  box-shadow:
    0 1px 0 rgba(255, 255, 255, 0.05) inset,
    0 10px 32px rgba(0, 0, 0, 0.35);
}

html[data-sd-theme="dark"] .sd-engage-card:hover {
  border-color: rgba(129, 140, 248, 0.35);
  box-shadow:
    0 1px 0 rgba(255, 255, 255, 0.06) inset,
    0 16px 40px rgba(0, 0, 0, 0.4),
    0 8px 24px rgba(99, 102, 241, 0.15);
}

html[data-sd-theme="dark"] .sd-engage-card__icon {
  background: linear-gradient(145deg, var(--sd-accent-soft), var(--sd-teal-soft));
  border-color: rgba(129, 140, 248, 0.28);
}

html[data-sd-theme="dark"] .sd-accordion-pro__btn:not(.collapsed) {
  background: linear-gradient(180deg, rgba(129, 140, 248, 0.12) 0%, var(--sd-surface) 100%);
}