/* CSS Custom Properties (Variables) */
:root {
  /* Color palette - Dark theme with green accents */
  --bg: #0b1110;
  --fg: #e9f5ee;
  --muted: #a7c7b5;
  --card: #0f1614;
  --border: #1a2a24;
  --accent: #1fdf8f;
  --accent-2: #0fbf6a;

  /* Typography */
  --font-family-sans-serif: system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", "Noto Sans", "Liberation Sans", Arial, sans-serif;
  --font-family-emoji: "Noto Color Emoji", "Apple Color Emoji", "Segoe UI Emoji", "Twemoji", "Noto Emoji", sans-serif;

  /* Shadows */
  --shadow-sm: 0 0.125rem 0.25rem rgba(0, 0, 0, 0.3);
  --shadow: 0 0.5rem 1rem rgba(0, 0, 0, 0.4);
  --shadow-lg: 0 1rem 3rem rgba(0, 0, 0, 0.5);

  /* Border radius */
  --radius: 16px;
  --radius-sm: 8px;

  /* Transitions */
  --transition: all 0.15s ease-in-out;
}

/* Reset and base styles */
* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  background-color: var(--bg);
  color: var(--fg);
  font-family: var(--font-family-sans-serif);
  line-height: 1.6;
}

/* Bootstrap CSS Variable Overrides */
:root {
  --bs-body-bg: var(--bg);
  --bs-body-color: var(--fg);
  --bs-primary: var(--accent);
  --bs-primary-rgb: 31, 223, 143;
  --bs-secondary: var(--muted);
  --bs-success: var(--accent-2);
  --bs-dark: var(--card);
  --bs-light: var(--fg);
}

/* Text color utilities */
.text-accent {
  color: var(--accent) !important;
}

.text-muted {
  color: var(--muted) !important;
}

/* Background utilities */
.bg-card {
  background-color: var(--card) !important;
}

.bg-accent-2 {
  background-color: var(--accent-2) !important;
}

/* Button variants */
.btn-outline-accent {
  --bs-btn-color: var(--accent);
  --bs-btn-border-color: var(--accent);
  --bs-btn-hover-color: var(--bg);
  --bs-btn-hover-bg: var(--accent);
  --bs-btn-hover-border-color: var(--accent);
  --bs-btn-focus-shadow-rgb: 31, 223, 143;
  --bs-btn-active-color: var(--bg);
  --bs-btn-active-bg: var(--accent);
  --bs-btn-active-border-color: var(--accent);
  --bs-btn-active-shadow: none;
  --bs-btn-disabled-color: var(--accent);
  --bs-btn-disabled-bg: transparent;
  --bs-btn-disabled-border-color: var(--accent);
}

/* Hero section */

.hero-illustration {
  animation: float 6s ease-in-out infinite;
}

@keyframes float {

  0%,
  100% {
    transform: translateY(0px);
  }

  50% {
    transform: translateY(-10px);
  }
}

/* Cards */
.card {
  border-radius: var(--radius) !important;
  transition: var(--transition);
  border: 1px solid var(--border) !important;
  overflow: hidden;
}

.card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg) !important;
}

.card-body {
  background-color: var(--card);
}

/* Owl cards */
.owl-card {
  transition: all 0.3s ease;
  height: 100%;
}

.owl-card:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-lg) !important;
}

.owl-image {
  height: 200px;
  width: 100%;
  object-fit: contain;
  padding: 1rem;
  background: linear-gradient(135deg, var(--bg) 0%, var(--card) 100%);
}

.owl-image-large {
  max-height: 300px;
  width: auto;
  max-width: 100%;
  height: auto;
  object-fit: contain;
}

/* Detail page specific styles */
.owl-hero {
  background: linear-gradient(135deg, var(--card) 0%, var(--bg) 100%);
}

/* Audio player */
.audio-player .btn {
  min-width: 120px;
}

.audio-player .btn:disabled {
  opacity: 0.6;
}

/* Navigation */
.navbar-brand {
  font-size: 1.5rem;
}

.navbar-dark .navbar-nav .nav-link.active {
  color: var(--accent) !important;
}

.dropdown-menu-dark {
  background-color: var(--card);
  border-color: var(--border);
}

.dropdown-menu-dark .dropdown-item {
  color: var(--fg);
}

.dropdown-menu-dark .dropdown-item:hover,
.dropdown-menu-dark .dropdown-item:focus {
  background-color: var(--bg);
  color: var(--accent);
}

/* List groups */
.list-group-item {
  background-color: transparent !important;
  border-color: var(--border) !important;
  color: var(--fg) !important;
}

.list-group-item:hover {
  background-color: var(--bg) !important;
  color: var(--accent) !important;
}

/* Breadcrumbs */
.breadcrumb {
  background-color: transparent;
  padding: 0;
}

.breadcrumb-item a {
  color: var(--muted);
}

.breadcrumb-item.active {
  color: var(--accent);
}

/* Footer */
footer {
  background-color: var(--card) !important;
  border-top: 1px solid var(--border);
}

/* Focus states for accessibility */
a:focus,
button:focus,
input:focus,
select:focus,
textarea:focus {
  outline: 2px solid var(--accent) !important;
  outline-offset: 2px !important;
}

/* Emoji support */
.emoji {
  font-family: var(--font-family-emoji);
  font-style: normal;
  font-weight: normal;
  line-height: 1;
}

.owl-emoji {
  font-family: var(--font-family-emoji);
  font-size: 1.2em;
  vertical-align: middle;
  font-style: normal;
}

/* Responsive design */
@media (max-width: 768px) {
  .display-1 {
    font-size: 3rem;
  }

  .display-4 {
    font-size: 2rem;
  }

  .display-6 {
    font-size: 1.5rem;
  }

  .owl-image {
    height: 150px;
  }

  .hero-illustration {
    margin-top: 2rem;
  }

  .navbar-brand {
    font-size: 1.25rem;
  }
}

/* Print styles */
@media print {

  .navbar,
  .hero-illustration,
  footer,
  .btn,
  .audio-player {
    display: none !important;
  }

  .container {
    max-width: none !important;
  }

  .card {
    border: 2px solid #000 !important;
    break-inside: avoid;
    margin-bottom: 1rem;
  }

  .owl-image {
    max-height: 150px;
  }

  body {
    background: white !important;
    color: black !important;
  }

  .text-accent,
  .text-accent-2 {
    color: #000 !important;
  }
}

/* Reduced motion support */
@media (prefers-reduced-motion: reduce) {
  * {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }

  html {
    scroll-behavior: auto;
  }
}