/* PanelWashPro - CSS Variables */
:root {
  /* Colors: Refined Solar Tech Palette */
  /* Colors: Light Tech Palette */
  --color-primary: #f8fafc; /* Light Slate / Pearl */
  --color-primary-dark: #0f172a; /* Deep Space for Contrast */
  --color-accent: #0891b2; /* Refined Cyan (slightly darker for light bg) */
  --color-accent-glow: rgba(8, 145, 178, 0.2);
  --color-eco: #059669; /* Balanced Emerald */
  --color-text: #0f172a;
  --color-text-muted: #64748b;
  --color-white: #ffffff;
  --color-surface: rgba(255, 255, 255, 0.7);
  --color-border: rgba(15, 23, 42, 0.1);

  /* Typography - Sophisticated Choice */
  --font-heading: "Outfit", sans-serif;
  --font-body: "Plus Jakarta Sans", sans-serif;

  /* Fluid Typography Scale (Mobile First clamp) */
  --text-xs: clamp(0.75rem, 0.70rem + 0.25vw, 0.875rem);
  --text-sm: clamp(0.875rem, 0.80rem + 0.38vw, 1rem);
  --text-base: clamp(1rem, 0.90rem + 0.5vw, 1.125rem);
  --text-lg: clamp(1.125rem, 1.00rem + 0.63vw, 1.25rem);
  --text-xl: clamp(1.25rem, 1.00rem + 1.25vw, 1.5rem);
  --text-2xl: clamp(1.5rem, 1.25rem + 1.25vw, 2rem);
  --text-3xl: clamp(1.875rem, 1.50rem + 1.88vw, 2.5rem);
  --text-4xl: clamp(2.25rem, 1.75rem + 2.5vw, 3.5rem);
  --text-5xl: clamp(2.75rem, 2.00rem + 3.75vw, 4.5rem);

  /* Fluid Spacing Scale */
  --spacing-xs: clamp(0.25rem, 0.2rem + 0.25vw, 0.5rem);
  --spacing-sm: clamp(0.5rem, 0.4rem + 0.5vw, 1rem);
  --spacing-md: clamp(1rem, 0.8rem + 1vw, 2rem);
  --spacing-lg: clamp(2rem, 1.5rem + 2.5vw, 4rem);
  --spacing-xl: clamp(4rem, 3.0rem + 5vw, 8rem);

  /* Layout & Effects */
  --container-width: 1300px;
  --header-height: 90px;
  --border-radius: 16px;
  --glass-blur: 12px;
  --shadow-premium: 0 10px 30px rgba(15, 23, 42, 0.08);
  --transition-smooth: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}