/* ============================================
   AMBIANCE COIFFURE - Base Styles
   Studio Chic & Cocooning Theme
   ============================================ */

/* CSS Variables */
:root {
  /* Base - Studio Theme */
  --bg-primary: #121212;
  --bg-secondary: #1c1c1c;
  --bg-tertiary: #252525;
  --bg-glass: rgba(255, 255, 255, 0.08);
  --bg-glass-hover: rgba(255, 255, 255, 0.12);

  /* Hair Salon Colors - Copper/Rose Gold */
  --copper-primary: #B87333;
  --copper-light: #E5AA70;
  --copper-dark: #8B5A2B;
  --cream-accent: #F3E5AB;
  --cream-soft: rgba(243, 229, 171, 0.1);

  /* Gradients */
  --gradient-copper: linear-gradient(135deg, #B87333 0%, #E5AA70 100%);
  --gradient-dark: linear-gradient(180deg, #121212 0%, #1c1c1c 100%);
  --gradient-glass: linear-gradient(135deg, rgba(255,255,255,0.1) 0%, rgba(255,255,255,0.05) 100%);

  /* Text Colors */
  --text-primary: #ffffff;
  --text-secondary: rgba(255, 255, 255, 0.85);
  --text-muted: rgba(255, 255, 255, 0.6);
  --text-copper: #E5AA70;

  /* Borders & Effects */
  --glass-border: 1px solid rgba(184, 115, 51, 0.2);
  --glass-border-hover: 1px solid rgba(184, 115, 51, 0.4);
  --shadow-soft: 0 10px 30px rgba(0, 0, 0, 0.5);
  --shadow-glow: 0 0 40px rgba(184, 115, 51, 0.15);
  --shadow-card: 0 8px 32px rgba(0, 0, 0, 0.4);

  /* Typography */
  --font-editorial: 'Cormorant Garamond', Georgia, serif;
  --font-tech: 'Montserrat', 'Segoe UI', sans-serif;

  /* Spacing */
  --spacing-xs: 0.5rem;
  --spacing-sm: 1rem;
  --spacing-md: 1.5rem;
  --spacing-lg: 2rem;
  --spacing-xl: 3rem;
  --spacing-xxl: 5rem;

  /* Border Radius */
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 20px;
  --radius-pill: 50px;
  --radius-circle: 50%;

  /* Transitions */
  --transition-fast: 0.2s ease;
  --transition-smooth: 0.3s ease;
  --transition-slow: 0.5s ease;

  /* Container */
  --container-max: 1200px;
  --container-padding: 1.5rem;
}

/* Reset & Base */
*, *::before, *::after {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  font-size: 16px;
}

body {
  font-family: var(--font-tech);
  background: var(--bg-primary);
  color: var(--text-primary);
  line-height: 1.6;
  min-height: 100vh;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

/* Background Texture - Subtle Hair Curves */
body::before {
  content: '';
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-image:
    radial-gradient(ellipse at 20% 30%, rgba(184, 115, 51, 0.03) 0%, transparent 50%),
    radial-gradient(ellipse at 80% 70%, rgba(243, 229, 171, 0.02) 0%, transparent 50%);
  pointer-events: none;
  z-index: -1;
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-editorial);
  font-weight: 400;
  line-height: 1.2;
  color: var(--text-primary);
}

h1 {
  font-size: clamp(2.5rem, 5vw, 4rem);
  font-style: italic;
}

h2 {
  font-size: clamp(2rem, 4vw, 3rem);
  font-style: italic;
}

h3 {
  font-size: clamp(1.5rem, 3vw, 2rem);
}

h4 {
  font-size: 1.25rem;
}

/* Subtitle Style - Uppercase Tracking */
.subtitle {
  font-family: var(--font-tech);
  font-size: 0.75rem;
  font-weight: 500;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--copper-primary);
}

p {
  color: var(--text-secondary);
  margin-bottom: var(--spacing-sm);
}

a {
  color: var(--copper-light);
  text-decoration: none;
  transition: color var(--transition-fast);
}

a:hover {
  color: var(--cream-accent);
}

/* Container */
.container {
  width: 100%;
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 var(--container-padding);
}

/* Section */
section {
  padding: var(--spacing-xxl) 0;
}

.section-header {
  text-align: center;
  margin-bottom: var(--spacing-xl);
}

.section-header .subtitle {
  display: block;
  margin-bottom: var(--spacing-sm);
}

.section-header h2 {
  margin-bottom: var(--spacing-sm);
}

.section-header p {
  max-width: 600px;
  margin: 0 auto;
  color: var(--text-muted);
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--spacing-xs);
  padding: 1rem 2rem;
  font-family: var(--font-tech);
  font-size: 0.875rem;
  font-weight: 500;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  border: none;
  border-radius: var(--radius-pill);
  cursor: pointer;
  transition: all var(--transition-smooth);
  text-decoration: none;
}

.btn-primary {
  background: var(--gradient-copper);
  color: var(--bg-primary);
  box-shadow: var(--shadow-soft), 0 0 20px rgba(184, 115, 51, 0.3);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-soft), 0 0 30px rgba(184, 115, 51, 0.5);
  color: var(--bg-primary);
}

.btn-secondary {
  background: var(--bg-glass);
  color: var(--text-primary);
  border: var(--glass-border);
  backdrop-filter: blur(10px);
}

.btn-secondary:hover {
  background: var(--bg-glass-hover);
  border-color: var(--copper-primary);
  color: var(--text-primary);
}

.btn-outline {
  background: transparent;
  color: var(--copper-light);
  border: 2px solid var(--copper-primary);
}

.btn-outline:hover {
  background: var(--copper-primary);
  color: var(--bg-primary);
}

/* Glass Card */
.glass-card {
  background: var(--bg-glass);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border: var(--glass-border);
  border-radius: var(--radius-lg);
  padding: var(--spacing-lg);
  transition: all var(--transition-smooth);
}

.glass-card:hover {
  background: var(--bg-glass-hover);
  border-color: rgba(184, 115, 51, 0.4);
  box-shadow: var(--shadow-glow);
}

/* Lists */
ul {
  list-style: none;
}

/* Images */
img {
  max-width: 100%;
  height: auto;
  display: block;
}

/* Selection */
::selection {
  background: var(--copper-primary);
  color: var(--bg-primary);
}

/* Scrollbar */
::-webkit-scrollbar {
  width: 8px;
}

::-webkit-scrollbar-track {
  background: var(--bg-secondary);
}

::-webkit-scrollbar-thumb {
  background: var(--copper-primary);
  border-radius: var(--radius-pill);
}

::-webkit-scrollbar-thumb:hover {
  background: var(--copper-light);
}

/* Focus States */
:focus-visible {
  outline: 2px solid var(--copper-primary);
  outline-offset: 3px;
}

/* Utility Classes */
.text-center { text-align: center; }
.text-copper { color: var(--copper-light); }
.text-cream { color: var(--cream-accent); }
.text-muted { color: var(--text-muted); }

.mt-1 { margin-top: var(--spacing-sm); }
.mt-2 { margin-top: var(--spacing-md); }
.mt-3 { margin-top: var(--spacing-lg); }
.mt-4 { margin-top: var(--spacing-xl); }

.mb-1 { margin-bottom: var(--spacing-sm); }
.mb-2 { margin-bottom: var(--spacing-md); }
.mb-3 { margin-bottom: var(--spacing-lg); }
.mb-4 { margin-bottom: var(--spacing-xl); }

/* Divider */
.divider {
  width: 60px;
  height: 2px;
  background: var(--gradient-copper);
  margin: var(--spacing-md) auto;
  border-radius: var(--radius-pill);
}

/* Copper Accent Line */
.accent-line {
  position: relative;
}

.accent-line::after {
  content: '';
  position: absolute;
  bottom: -10px;
  left: 50%;
  transform: translateX(-50%);
  width: 40px;
  height: 2px;
  background: var(--gradient-copper);
}