:root {
  --bg-deep: #0b131e;
  --bg-alpine: #111d2c;
  --bg-card: rgba(22, 36, 54, 0.78);
  --bg-warm: #faf7f2;
  --accent-amber: #d9822b;
  --accent-gold: #e8a855;
  --accent-pine: #2d5a4c;
  --text-light: #f4f1ea;
  --text-muted: #a3b3c6;
  --border-glow: rgba(232, 168, 85, 0.28);
}

* {
  box-sizing: border-box;
  scroll-behavior: smooth;
}

body {
  font-family: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, sans-serif;
  background-color: var(--bg-deep);
  color: var(--text-light);
  overflow-x: hidden;
  margin: 0;
}

h1, h2, h3, .font-serif-display {
  font-family: 'Playfair Display', Georgia, serif;
}

/* Subtle animated snow canvas background */
#snow-canvas {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
  z-index: 10;
  opacity: 0.55;
}

/* Hero background with authentic Chammhaldenhütte twilight photography */
.hero-bg {
  position: relative;
  background: 
    linear-gradient(180deg, rgba(11, 19, 30, 0.68) 0%, rgba(11, 19, 30, 0.78) 55%, rgba(11, 19, 30, 0.98) 100%),
    url('assets/frame-4-chammhaldenhuette-nacht.jpg') center/cover no-repeat;
}

/* Video showcase frame glow */
.video-showcase {
  box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.75), 0 0 35px -5px rgba(232, 168, 85, 0.28);
}

/* Gallery image hover zoom */
.gallery-card img {
  transition: transform 0.5s cubic-bezier(0.16, 1, 0.3, 1);
}

.gallery-card:hover img {
  transform: scale(1.06);
}

/* Glassmorphism cards */
.glass-card {
  background: rgba(20, 33, 50, 0.75);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border: 1px solid rgba(255, 255, 255, 0.1);
  transition: transform 0.3s cubic-bezier(0.16, 1, 0.3, 1), border-color 0.3s ease, box-shadow 0.3s ease;
}

.glass-card:hover {
  transform: translateY(-4px);
  border-color: var(--border-glow);
  box-shadow: 0 20px 40px -15px rgba(0, 0, 0, 0.6), 0 0 25px -5px rgba(217, 130, 43, 0.18);
}

.host-card {
  position: relative;
  overflow: hidden;
}

.host-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(90deg, transparent, var(--accent-gold), transparent);
  opacity: 0.75;
}

/* Warm amber button glow */
.btn-amber {
  background: linear-gradient(135deg, #e08e35 0%, #c46d19 100%);
  color: #fff;
  box-shadow: 0 10px 25px -5px rgba(217, 130, 43, 0.45);
  transition: all 0.25s ease;
}

.btn-amber:hover {
  background: linear-gradient(135deg, #eba04b 0%, #d47a22 100%);
  transform: translateY(-2px);
  box-shadow: 0 15px 30px -5px rgba(217, 130, 43, 0.65);
}

.btn-outline-warm {
  border: 1px solid rgba(232, 168, 85, 0.45);
  background: rgba(232, 168, 85, 0.08);
  color: #f6e3c5;
  transition: all 0.25s ease;
}

.btn-outline-warm:hover {
  border-color: #e8a855;
  background: rgba(232, 168, 85, 0.18);
  transform: translateY(-2px);
}

/* Tab switcher active state */
.day-tab.active {
  background: linear-gradient(135deg, #e08e35 0%, #c46d19 100%);
  color: #ffffff;
  border-color: transparent;
  box-shadow: 0 8px 20px -4px rgba(217, 130, 43, 0.45);
}

/* Radio selection cards in form */
.radio-card input:checked + div {
  border-color: #e8a855;
  background: rgba(217, 130, 43, 0.16);
  box-shadow: 0 0 0 1px #e8a855;
}

/* Custom scrollbar */
::-webkit-scrollbar {
  width: 8px;
}
::-webkit-scrollbar-track {
  background: #0b131e;
}
::-webkit-scrollbar-thumb {
  background: #243852;
  border-radius: 4px;
}
::-webkit-scrollbar-thumb:hover {
  background: #d9822b;
}

/* Subtle floating animation for badge */
@keyframes floatSlow {
  0%, 100% { transform: translateY(0px); }
  50% { transform: translateY(-5px); }
}

.animate-float {
  animation: floatSlow 5s ease-in-out infinite;
}