:root {
  --color-canvas: #f3f0e8;
  --color-canvas-tinted: #e7ebe9;
  --color-canvas-warm: #f8f6f1;
  --color-canvas-warm-deep: #f1ede5;
  --color-canvas-cool: #ecf0ee;
  --color-surface: #ffffff;
  --color-surface-glass: rgba(255, 255, 255, 0.78);
  --color-surface-glass-strong: rgba(255, 255, 255, 0.82);
  --color-surface-glass-soft: rgba(255, 255, 255, 0.65);
  --color-surface-glass-muted: rgba(255, 255, 255, 0.72);
  --color-header-surface: rgba(248, 246, 241, 0.82);
  --color-menu-surface: rgba(248, 246, 241, 0.96);
  --color-surface-dark: #0d1821;
  --color-surface-dark-deep: #09111a;
  --color-surface-dark-elevated: #112330;
  --color-surface-dark-alt: #183346;
  --color-surface-dark-ghost: rgba(255, 255, 255, 0.1);
  --color-text: #13202b;
  --color-text-muted: #51606c;
  --color-text-soft: #6d8796;
  --color-text-on-dark: #bed0d6;
  --color-text-on-dark-strong: #dde6e9;
  --color-accent: #0d8eb6;
  --color-accent-deep: #0a6b8b;
  --color-accent-light: #7dd6e4;
  --color-accent-pale: rgba(13, 142, 182, 0.12);
  --color-border: rgba(19, 32, 43, 0.12);
  --color-border-strong: rgba(19, 32, 43, 0.2);
  --color-border-subtle: rgba(19, 32, 43, 0.08);
  --color-border-light: rgba(255, 255, 255, 0.65);
  --color-border-light-strong: rgba(255, 255, 255, 0.8);
  --color-border-dark: rgba(255, 255, 255, 0.08);
  --color-border-dark-strong: rgba(255, 255, 255, 0.16);
  --color-border-dark-emphasis: rgba(255, 255, 255, 0.18);
  --color-print-surface: #ffffff;
  --color-print-text: #000000;
  --color-print-border: #cccccc;
  --gradient-page: radial-gradient(circle at top left, rgba(13, 142, 182, 0.12), transparent 28%), radial-gradient(circle at top right, rgba(9, 17, 26, 0.08), transparent 24%), linear-gradient(180deg, #f8fafb 0%, #f1f4f5 42%, #edf1f2 100%);  --gradient-hero: linear-gradient(180deg, rgba(255, 255, 255, 0.82), rgba(255, 255, 255, 0.64));
  --gradient-section: linear-gradient(180deg, rgba(255, 255, 255, 0.42), rgba(255, 255, 255, 0.18));
  --gradient-accent: linear-gradient(180deg, #112330, #0d1821);
  --gradient-feature-panel: linear-gradient(180deg, #0d1821 0%, #183346 100%);
  --gradient-dark-band: linear-gradient(135deg, rgba(9, 17, 26, 0.96), rgba(20, 52, 72, 0.94));
  --gradient-media-placeholder: linear-gradient(180deg, rgba(255, 255, 255, 0.72), rgba(255, 255, 255, 0.48));
  --gradient-media-placeholder-dark: linear-gradient(180deg, rgba(255, 255, 255, 0.08), rgba(255, 255, 255, 0.04));
  --gradient-accent-chip: linear-gradient(135deg, var(--color-accent-deep), var(--color-accent));
  --shadow-card: 0 18px 48px rgba(9, 17, 26, 0.1);
  --shadow-elevated: 0 12px 28px rgba(9, 17, 26, 0.08);
  --radius-small: 14px;
  --radius-card: 22px;
  --radius-panel: 30px;
  --radius-pill: 999px;
  --max-width: 1180px;
  --max-width-readable: 46rem;
  --font-sans: "Leelawadee UI", "Segoe UI", Arial, sans-serif;
}