/* ============================================
   BONNIE'S CABIN — DESIGN SYSTEM
   Premium Glassmorphism + Mountain Elegance
   ============================================ */

/* --- Google Fonts Import --- */
@import url('https://fonts.googleapis.com/css2?family=Cormorant+Garamond:ital,wght@0,300;0,400;0,500;0,600;0,700;1,400;1,500;1,600&family=Outfit:wght@300;400;500;600;700&display=swap');

/* --- CSS Custom Properties --- */
:root {
  /* Colors */
  --primary: #0f0f1a;
  --primary-light: #1a1a2e;
  --primary-mid: #16213e;
  --surface: #1e1e30;
  --accent: #c9a96e;
  --accent-light: #d4b97d;
  --accent-dark: #8b6f47;
  --accent-glow: rgba(201, 169, 110, 0.3);
  --text-primary: #f5f0eb;
  --text-secondary: #a8a0b4;
  --text-muted: #6b6380;
  --success: #4ecdc4;
  --error: #ff6b6b;
  --white: #ffffff;

  /* Glassmorphism */
  --glass-bg: rgba(255, 255, 255, 0.06);
  --glass-bg-hover: rgba(255, 255, 255, 0.1);
  --glass-border: rgba(255, 255, 255, 0.12);
  --glass-border-hover: rgba(255, 255, 255, 0.2);
  --glass-shadow: 0 8px 32px rgba(0, 0, 0, 0.3);
  --glass-shadow-hover: 0 16px 48px rgba(0, 0, 0, 0.4);
  --glass-blur: blur(20px);

  /* Gradients */
  --gradient-primary: linear-gradient(135deg, #1a1a2e 0%, #0f0f1a 100%);
  --gradient-accent: linear-gradient(135deg, #c9a96e 0%, #8b6f47 100%);
  --gradient-hero: linear-gradient(180deg, rgba(15, 15, 26, 0) 0%, rgba(15, 15, 26, 0.6) 50%, rgba(15, 15, 26, 1) 100%);
  --gradient-card: linear-gradient(135deg, rgba(255, 255, 255, 0.08) 0%, rgba(255, 255, 255, 0.02) 100%);

  /* Typography */
  --font-heading: 'Cormorant Garamond', Georgia, serif;
  --font-body: 'Outfit', -apple-system, BlinkMacSystemFont, sans-serif;
  --font-accent: 'Outfit', sans-serif;

  /* Font Sizes (fluid) */
  --fs-hero: clamp(3rem, 6vw, 5.5rem);
  --fs-h1: clamp(2.2rem, 4vw, 3.5rem);
  --fs-h2: clamp(1.8rem, 3vw, 2.5rem);
  --fs-h3: clamp(1.3rem, 2vw, 1.75rem);
  --fs-h4: clamp(1.1rem, 1.5vw, 1.25rem);
  --fs-body: clamp(0.95rem, 1.2vw, 1.1rem);
  --fs-small: clamp(0.8rem, 1vw, 0.9rem);
  --fs-label: 0.75rem;

  /* Spacing */
  --space-xs: 0.5rem;
  --space-sm: 1rem;
  --space-md: 1.5rem;
  --space-lg: 2.5rem;
  --space-xl: 4rem;
  --space-2xl: 6rem;
  --space-3xl: 10rem;

  /* Layout */
  --max-width: 1280px;
  --max-width-narrow: 960px;
  --container-padding: clamp(1.5rem, 4vw, 3rem);

  /* Borders */
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 20px;
  --radius-xl: 28px;
  --radius-full: 9999px;

  /* Transitions */
  --ease-out: cubic-bezier(0.16, 1, 0.3, 1);
  --ease-in-out: cubic-bezier(0.65, 0, 0.35, 1);
  --ease-spring: cubic-bezier(0.34, 1.56, 0.64, 1);
  --duration-fast: 200ms;
  --duration-normal: 400ms;
  --duration-slow: 600ms;
  --duration-slower: 1000ms;

  /* Z-Index Scale */
  --z-base: 1;
  --z-dropdown: 100;
  --z-sticky: 200;
  --z-navbar: 500;
  --z-modal: 1000;
  --z-overlay: 1500;
}

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

html {
  scroll-behavior: smooth;
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  font-family: var(--font-body);
  font-size: var(--fs-body);
  color: var(--text-primary);
  background-color: var(--primary);
  line-height: 1.7;
  overflow-x: clip;
  /* Clip instead of hidden to allow position: sticky on children */
  min-height: 100vh;
}

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

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

::-webkit-scrollbar-thumb {
  background: var(--accent-dark);
  border-radius: var(--radius-full);
}

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

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

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

/* --- Typography --- */
h1,
h2,
h3,
h4,
h5,
h6 {
  font-family: var(--font-heading);
  color: var(--text-primary);
  line-height: 1.2;
  font-weight: 600;
}

h1 {
  font-size: var(--fs-h1);
}

h2 {
  font-size: var(--fs-h2);
}

h3 {
  font-size: var(--fs-h3);
}

h4 {
  font-size: var(--fs-h4);
}

p {
  color: var(--text-secondary);
  line-height: 1.8;
  max-width: 65ch;
}

a {
  color: var(--accent);
  text-decoration: none;
  transition: color var(--duration-fast) var(--ease-out);
}

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

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

.container--narrow {
  max-width: var(--max-width-narrow);
}

.section {
  padding: var(--space-3xl) 0;
  position: relative;
}

.section--sm {
  padding: var(--space-2xl) 0;
}

.flex {
  display: flex;
}

.flex-center {
  display: flex;
  align-items: center;
  justify-content: center;
}

.flex-between {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.grid {
  display: grid;
  gap: var(--space-lg);
}

/* --- Glassmorphism Components --- */
.glass {
  background: var(--glass-bg);
  backdrop-filter: var(--glass-blur);
  -webkit-backdrop-filter: var(--glass-blur);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-lg);
  box-shadow: var(--glass-shadow);
}

.glass:hover {
  background: var(--glass-bg-hover);
  border-color: var(--glass-border-hover);
  box-shadow: var(--glass-shadow-hover);
}

.glass-card {
  background: var(--gradient-card);
  backdrop-filter: var(--glass-blur);
  -webkit-backdrop-filter: var(--glass-blur);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-lg);
  box-shadow: var(--glass-shadow);
  padding: var(--space-lg);
  transition: all var(--duration-normal) var(--ease-out);
}

.glass-card:hover {
  background: var(--glass-bg-hover);
  border-color: var(--glass-border-hover);
  box-shadow: var(--glass-shadow-hover);
  transform: translateY(-4px);
}

/* --- Buttons --- */
.btn {
  font-family: var(--font-accent);
  font-size: var(--fs-small);
  font-weight: 600;
  letter-spacing: 0.5px;
  text-transform: uppercase;
  padding: 14px 32px;
  border: none;
  border-radius: var(--radius-full);
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  transition: all var(--duration-normal) var(--ease-out);
  position: relative;
  overflow: hidden;
}

.btn--primary {
  background: var(--gradient-accent);
  color: var(--primary);
  box-shadow: 0 4px 20px var(--accent-glow);
}

.btn--primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 30px var(--accent-glow);
  color: var(--primary);
}

.btn--primary::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(255, 255, 255, 0.2), transparent);
  opacity: 0;
  transition: opacity var(--duration-fast);
}

.btn--primary:hover::after {
  opacity: 1;
}

.btn--secondary {
  background: rgba(255, 255, 255, 0.08);
  color: var(--text-primary);
  border: 1px solid var(--glass-border);
  backdrop-filter: blur(10px);
}

.btn--secondary:hover {
  background: rgba(255, 255, 255, 0.14);
  border-color: var(--accent);
  color: var(--accent-light);
  transform: translateY(-2px);
}

.btn--ghost {
  background: transparent;
  color: var(--accent);
  padding: 10px 20px;
}

.btn--ghost:hover {
  background: rgba(201, 169, 110, 0.1);
  color: var(--accent-light);
}

.btn--large {
  padding: 18px 42px;
  font-size: var(--fs-body);
}

.btn .btn-arrow {
  transition: transform var(--duration-fast) var(--ease-out);
}

.btn:hover .btn-arrow {
  transform: translateX(4px);
}

/* --- Section Headers --- */
.section-label {
  font-family: var(--font-accent);
  font-size: var(--fs-label);
  font-weight: 700;
  letter-spacing: 3px;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: var(--space-sm);
  display: flex;
  align-items: center;
  gap: 12px;
}

.section-label::before {
  content: '';
  width: 30px;
  height: 1px;
  background: var(--accent);
}

.section-title {
  font-size: var(--fs-h2);
  margin-bottom: var(--space-md);
}

.section-subtitle {
  color: var(--text-secondary);
  font-size: var(--fs-body);
  max-width: 55ch;
}

/* --- Badge --- */
.badge {
  font-family: var(--font-accent);
  font-size: var(--fs-label);
  font-weight: 600;
  letter-spacing: 1px;
  text-transform: uppercase;
  padding: 6px 14px;
  border-radius: var(--radius-full);
  background: rgba(201, 169, 110, 0.15);
  color: var(--accent);
  border: 1px solid rgba(201, 169, 110, 0.25);
}

/* --- Divider --- */
.divider {
  width: 60px;
  height: 2px;
  background: var(--gradient-accent);
  border-radius: var(--radius-full);
  margin: var(--space-md) 0;
}

/* --- Image Styles --- */
.img-cover {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.img-rounded {
  border-radius: var(--radius-lg);
}

/* --- Overlay --- */
.overlay {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.7);
  backdrop-filter: blur(5px);
  z-index: var(--z-overlay);
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--duration-normal) var(--ease-out);
}

.overlay.active {
  opacity: 1;
  pointer-events: all;
}

/* --- Responsive Base Grid --- */
@media (max-width: 1024px) {
  :root {
    --space-3xl: 6rem;
    --space-2xl: 4rem;
  }
}

@media (max-width: 768px) {
  :root {
    --space-3xl: 4rem;
    --space-2xl: 3rem;
    --space-xl: 2.5rem;
  }

  .section {
    padding: var(--space-2xl) 0;
  }
}

@media (max-width: 480px) {
  :root {
    --space-3xl: 3rem;
    --space-2xl: 2rem;
  }
}