:root {
  /* Brand */
  --color-primary: #007fc7;
  --color-primary-hover: #006aa8;
  --color-primary-dark: #00598d;
  --color-primary-light: #1e9cf0;
  --color-primary-soft: rgba(0, 127, 199, 0.45);
  --color-primary-tint: rgba(0, 127, 199, 0.08);
  --color-accent: #1e9cf0;
  --color-accent-soft: #7cc4ef;
  --gradient-primary: linear-gradient(90deg, #0074c0 0%, #1e9cf0 100%);

  /* Neutrals */
  --color-white: #ffffff;
  --color-black: #000000;
  --color-text: #1c1c1c;
  --color-text-body: #333333;
  --color-text-muted: #666666;
  --color-text-light: #999999;
  --color-border: #e5e5e5;
  --color-border-dark: #333333;

  /* Surfaces */
  --color-bg: #ffffff;
  --color-bg-gray: #f9f9f9;
  --color-bg-gray-2: #f3f3f3;
  --color-bg-dark: #1a1a1a;
  --color-bg-darker: #0a0a0a;
  --color-bg-card: #f0f0f0;
  --color-bg-panel: #323232;
  --color-bg-navy: #002f4a;
  --color-float: #ffffff;
  --color-header-solid: #0a0a0a;

  /* Footer / overlays */
  --color-footer: #181818;
  --color-copyright: #050505;
  --color-social: #777777;
  --color-overlay: rgba(0, 0, 0, 0.45);
  --color-overlay-dark: rgba(0, 0, 0, 0.55);
  --color-overlay-caption: linear-gradient(to bottom, rgba(0, 0, 0, 0) 0%, rgba(0, 0, 0, 0.72) 100%);
  --color-overlay-primary: rgba(0, 127, 199, 0.78);

  /* Homepage accents */
  --color-text-soft: #cccccc;
  --color-border-card: #dddddd;
  --color-chip-gray: rgba(153, 153, 153, 0.29);
  --color-arrow-ghost: rgba(249, 249, 249, 0.43);
  --color-arrow-ghost-hover: rgba(249, 249, 249, 0.85);
  --color-glass: rgba(255, 255, 255, 0.12);
  --color-glass-border: rgba(255, 255, 255, 0.85);
  --color-error: #ff7b7b;
  --hero-text-scrim: linear-gradient(90deg, rgba(255, 255, 255, 0.78) 0%, rgba(255, 255, 255, 0.35) 46%, rgba(255, 255, 255, 0) 72%);

  /* Shadows */
  --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.06);
  --shadow-md: 0 8px 24px rgba(0, 0, 0, 0.1);
  --shadow-lg: 0 16px 40px rgba(0, 0, 0, 0.16);
  --shadow-primary: 0 8px 22px rgba(0, 127, 199, 0.28);

  /* Layout */
  --container-width: 1200px;
  --container-width-wide: 1690px;
  --container-padding: 20px;
  --header-height: 90px;
  --mobile-header-height: 64px;
  --nav-height: 52px;
  /* Inner-page banners (not index hero) */
  --page-hero-min-height: clamp(380px, 48vh, 520px);
  --radius-sm: 4px;
  --radius-md: 8px;
  --radius-lg: 18px;
  --radius-btn: 10px;
  --radius-pill: 999px;

  /* Spacing */
  --space-xs: 8px;
  --space-sm: 12px;
  --space-md: 20px;
  --space-lg: 40px;
  --space-xl: 60px;
  --space-2xl: 80px;
  --section-space: clamp(64px, 7.8vw, 150px);

  /* Typography */
  --font-display: "Barlow", "Segoe UI", Arial, sans-serif;
  --font-serif: Constantia, "Cambria", Georgia, "Times New Roman", serif;
  --font-body: "Barlow", "Segoe UI", Arial, sans-serif;
  --font-size-xs: 0.75rem;
  --font-size-sm: 0.875rem;
  --font-size-base: 1rem;
  --font-size-lg: 1.125rem;
  --font-size-xl: 1.5rem;
  --font-size-2xl: 2rem;
  --font-size-3xl: 2.75rem;
  --font-size-hero: clamp(1.9rem, 2.5vw, 3rem);
  --font-size-section: clamp(2rem, 3.51vw, 4.2rem);

  /* Transitions */
  --transition: 0.3s ease;
}