/* === THEME VARIABLES === */

[data-theme="dark"] {
  --bg-primary: #0A0A0A;
  --bg-secondary: #111111;
  --bg-card: #141414;
  --bg-card-hover: #1A1A1A;
  --bg-input: #0F0F0F;
  --text-primary: #FFFFFF;
  --text-secondary: #C0C0C0;
  --text-muted: #666666;
  --accent: #FF4500;
  --accent-glow: rgba(255, 69, 0, 0.35);
  --accent-glow-subtle: rgba(255, 69, 0, 0.12);
  --secondary: #C0C0C0;
  --border: rgba(255, 255, 255, 0.1);
  --border-accent: rgba(255, 69, 0, 0.4);
  --nav-bg: rgba(10, 10, 10, 0.92);
  --nav-scrolled: rgba(10, 10, 10, 0.98);
  --gradient-hero: radial-gradient(ellipse at 60% 50%, rgba(255,69,0,0.08) 0%, transparent 60%),
                   radial-gradient(ellipse at 10% 80%, rgba(255,69,0,0.05) 0%, transparent 50%);
  --grid-color: rgba(255, 255, 255, 0.03);
  --step-connector: rgba(255, 69, 0, 0.3);
  --shadow-card: 0 4px 24px rgba(0,0,0,0.4);
  --shadow-card-hover: 0 8px 40px rgba(255,69,0,0.2);
  --hero-text-shadow: 0 0 40px rgba(255,69,0,0.3);
}

[data-theme="light"] {
  --bg-primary: #F0F0F0;
  --bg-secondary: #E8E8E8;
  --bg-card: #FFFFFF;
  --bg-card-hover: #F8F8F8;
  --bg-input: #FFFFFF;
  --text-primary: #111111;
  --text-secondary: #333333;
  --text-muted: #888888;
  --accent: #FF4500;
  --accent-glow: rgba(255, 69, 0, 0.25);
  --accent-glow-subtle: rgba(255, 69, 0, 0.08);
  --secondary: #555555;
  --border: rgba(0, 0, 0, 0.12);
  --border-accent: rgba(255, 69, 0, 0.35);
  --nav-bg: rgba(240, 240, 240, 0.92);
  --nav-scrolled: rgba(240, 240, 240, 0.98);
  --gradient-hero: radial-gradient(ellipse at 60% 50%, rgba(255,69,0,0.06) 0%, transparent 60%),
                   radial-gradient(ellipse at 10% 80%, rgba(255,69,0,0.04) 0%, transparent 50%);
  --grid-color: rgba(0, 0, 0, 0.04);
  --step-connector: rgba(255, 69, 0, 0.25);
  --shadow-card: 0 4px 24px rgba(0,0,0,0.1);
  --shadow-card-hover: 0 8px 40px rgba(255,69,0,0.15);
  --hero-text-shadow: 0 0 40px rgba(255,69,0,0.15);
}

/* Theme transition */
*, *::before, *::after {
  transition: background-color 0.3s ease, border-color 0.3s ease, color 0.3s ease, box-shadow 0.3s ease;
}

/* Exclude transitions on elements where they shouldn't apply */
.btn-primary, .btn-ghost, .service-card, .feature-item, .client-card, .social-link,
.nav-cta, .theme-toggle, .hamburger span {
  transition: background 0.25s ease, color 0.25s ease, border-color 0.25s ease,
              box-shadow 0.25s ease, transform 0.25s ease, opacity 0.25s ease;
}