/* ==========================================================================
   Design System & Global Variables
   ========================================================================== */
:root {
  /* Common Accent Colors */
  --color-gold: #eab308;
  --color-gold-hover: #ca8a04;
  --color-danger: #ef4444;
  
  /* Layout */
  --container-max-width: 1280px;
  --radius-xs: 6px;
  --radius-sm: 12px;
  --radius-md: 20px;
  --radius-lg: 32px;
  --transition-fast: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-normal: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-slow: all 0.5s cubic-bezier(0.4, 0, 0.2, 1);
  --shadow-sm: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -2px rgba(0, 0, 0, 0.1);
  --shadow-md: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -4px rgba(0, 0, 0, 0.1);
  --shadow-lg: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 8px 10px -6px rgba(0, 0, 0, 0.1);

  /* Dark Theme Tokens (Default) */
  --bg-primary: #090d16;
  --bg-secondary: rgba(17, 24, 39, 0.65);
  --bg-tertiary: #111827;
  --bg-card: rgba(22, 30, 49, 0.6);
  --bg-header: rgba(9, 13, 22, 0.8);
  --text-primary: #f3f4f6;
  --text-secondary: #9ca3af;
  --text-muted: #6b7280;
  --border-color: rgba(255, 255, 255, 0.08);
  --border-hover: rgba(255, 255, 255, 0.15);
  --card-glow: rgba(59, 130, 246, 0.15);
  --glass-blur: blur(16px);
  --glow-color-1: rgba(139, 92, 246, 0.15);
  --glow-color-2: rgba(59, 130, 246, 0.12);
  --card-rank-color: rgba(255, 255, 255, 0.03);
}

/* Light Theme Tokens Override */
html.light {
  --bg-primary: #f8fafc;
  --bg-secondary: rgba(255, 255, 255, 0.7);
  --bg-tertiary: #f1f5f9;
  --bg-card: rgba(255, 255, 255, 0.8);
  --bg-header: rgba(248, 250, 252, 0.85);
  --text-primary: #0f172a;
  --text-secondary: #475569;
  --text-muted: #94a3b8;
  --border-color: rgba(0, 0, 0, 0.08);
  --border-hover: rgba(0, 0, 0, 0.15);
  --card-glow: rgba(0, 0, 0, 0.04);
  --glow-color-1: rgba(139, 92, 246, 0.05);
  --glow-color-2: rgba(59, 130, 246, 0.04);
  --card-rank-color: rgba(0, 0, 0, 0.025);
}

/* ==========================================================================
   Base Styles & Reset
   ========================================================================== */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
  scroll-behavior: smooth;
}

body {
  font-family: 'Inter', sans-serif;
  background-color: var(--bg-primary);
  color: var(--text-primary);
  line-height: 1.6;
  overflow-x: hidden;
  transition: background-color var(--transition-normal), color var(--transition-normal);
}

h1, h2, h3, h4, h5, h6 {
  font-family: 'Outfit', sans-serif;
  font-weight: 700;
  letter-spacing: -0.02em;
}

a {
  text-decoration: none;
  color: inherit;
}

button, input, select {
  font-family: inherit;
  font-size: inherit;
  color: inherit;
  background: none;
  border: none;
  outline: none;
}

button {
  cursor: pointer;
}

.container {
  width: 100%;
  max-width: var(--container-max-width);
  margin: 0 auto;
  padding: 0 24px;
}

/* Background Glows */
.bg-glow {
  position: absolute;
  width: 600px;
  height: 600px;
  border-radius: 50%;
  pointer-events: none;
  filter: blur(150px);
  z-index: -1;
  transition: all var(--transition-slow);
}
.bg-glow-1 {
  top: -100px;
  right: -100px;
  background-color: var(--glow-color-1);
}
.bg-glow-2 {
  top: 600px;
  left: -200px;
  background-color: var(--glow-color-2);
}

/* ==========================================================================
   Header Navigation
   ========================================================================== */
.main-header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 80px;
  z-index: 100;
  background-color: var(--bg-header);
  backdrop-filter: var(--glass-blur);
  -webkit-backdrop-filter: var(--glass-blur);
  border-bottom: 1px solid var(--border-color);
  transition: background-color var(--transition-normal), border-color var(--transition-normal);
}

.header-container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  height: 100%;
}

.logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 1.5rem;
  font-weight: 800;
  font-family: 'Outfit', sans-serif;
  color: var(--text-primary);
}

.logo-icon {
  width: 32px;
  height: 32px;
  color: var(--color-gold);
}

.logo-text span {
  color: var(--color-gold);
}

.header-actions {
  display: flex;
  align-items: center;
  gap: 12px;
}

.action-btn {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  border-radius: var(--radius-sm);
  background-color: var(--bg-secondary);
  border: 1px solid var(--border-color);
  color: var(--text-primary);
  transition: var(--transition-fast);
}

.action-btn:hover {
  border-color: var(--border-hover);
  background-color: var(--bg-tertiary);
  transform: translateY(-2px);
}

.btn-icon, .sun-icon, .moon-icon {
  width: 20px;
  height: 20px;
}

/* Theme Toggle Icons */
.sun-icon {
  display: none;
}
html.light .sun-icon {
  display: block;
  color: var(--color-gold-hover);
}
html.light .moon-icon {
  display: none;
}

/* Favorites badge */
.fav-count-badge {
  position: absolute;
  top: -6px;
  right: -6px;
  background-color: var(--color-gold);
  color: #000;
  font-size: 0.75rem;
  font-weight: 800;
  min-width: 20px;
  height: 20px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 0 4px;
  border: 2px solid var(--bg-primary);
  transition: transform var(--transition-fast);
}

/* ==========================================================================
   Hero Section
   ========================================================================== */
.hero-section {
  position: relative;
  min-height: 85vh;
  display: flex;
  align-items: center;
  padding-top: 120px;
  padding-bottom: 60px;
  overflow: hidden;
}

.hero-bg-image {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-image: url('hero.jpg');
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
  opacity: 0.15;
  filter: grayscale(40%) contrast(110%);
  z-index: -2;
  transition: opacity var(--transition-slow);
}
html.light .hero-bg-image {
  opacity: 0.08;
}

.hero-overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(180deg, rgba(9, 13, 22, 0.4) 0%, var(--bg-primary) 95%);
  z-index: -1;
}

.hero-content {
  max-width: 720px;
  animation: fadeInUp 0.8s cubic-bezier(0.16, 1, 0.3, 1);
}

.hero-badge {
  display: inline-block;
  padding: 6px 16px;
  background-color: rgba(234, 179, 8, 0.1);
  border: 1px solid rgba(234, 179, 8, 0.2);
  color: var(--color-gold);
  border-radius: 100px;
  font-size: 0.875rem;
  font-weight: 600;
  letter-spacing: 0.05em;
  margin-bottom: 24px;
  text-transform: uppercase;
}

.hero-title {
  font-size: clamp(2.5rem, 6vw, 4.25rem);
  line-height: 1.1;
  font-weight: 800;
  margin-bottom: 24px;
  color: var(--text-primary);
}

.hero-title span {
  background: linear-gradient(90deg, var(--color-gold) 0%, #fb923c 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.hero-subtitle {
  font-size: clamp(1.05rem, 2vw, 1.25rem);
  color: var(--text-secondary);
  margin-bottom: 40px;
  font-weight: 400;
}

.hero-buttons {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 14px 28px;
  font-size: 1rem;
  font-weight: 600;
  border-radius: var(--radius-sm);
  transition: var(--transition-normal);
}

.btn-primary {
  background-color: var(--color-gold);
  color: #000;
}
.btn-primary:hover {
  background-color: var(--color-gold-hover);
  transform: translateY(-2px);
  box-shadow: 0 10px 20px -10px rgba(234, 179, 8, 0.4);
}

.btn-secondary {
  background-color: var(--bg-card);
  border: 1px solid var(--border-color);
  color: var(--text-primary);
}
.btn-secondary:hover {
  border-color: var(--border-hover);
  background-color: var(--bg-tertiary);
}

.btn-outline {
  border: 2px solid var(--border-color);
  color: var(--text-primary);
}
.btn-outline:hover {
  border-color: var(--text-primary);
  background-color: rgba(255, 255, 255, 0.05);
}
html.light .btn-outline:hover {
  background-color: rgba(0, 0, 0, 0.03);
}

/* ==========================================================================
   Stats Section
   ========================================================================== */
.stats-section {
  position: relative;
  z-index: 10;
  margin-top: -40px;
  margin-bottom: 40px;
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 16px;
  background-color: var(--bg-card);
  backdrop-filter: var(--glass-blur);
  -webkit-backdrop-filter: var(--glass-blur);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 24px;
  box-shadow: var(--shadow-lg);
}

.stats-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  padding: 8px;
}

.stats-item:not(:last-child) {
  border-right: 1px solid var(--border-color);
}
@media (max-width: 640px) {
  .stats-item:not(:last-child) {
    border-right: none;
    border-bottom: 1px solid var(--border-color);
    padding-bottom: 16px;
  }
}

.stats-val {
  font-family: 'Outfit', sans-serif;
  font-size: 2rem;
  font-weight: 800;
  color: var(--color-gold);
  line-height: 1.2;
}

.stats-label {
  font-size: 0.85rem;
  color: var(--text-secondary);
  font-weight: 500;
}

/* ==========================================================================
   Explore Section (Main Grid, Filters, Controls)
   ========================================================================== */
.explore-section {
  padding-bottom: 80px;
}

.controls-panel {
  display: flex;
  flex-direction: column;
  gap: 20px;
  background-color: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 24px;
  margin-bottom: 30px;
  box-shadow: var(--shadow-sm);
  backdrop-filter: var(--glass-blur);
  -webkit-backdrop-filter: var(--glass-blur);
}

/* Search bar */
.search-wrapper {
  position: relative;
  display: flex;
  align-items: center;
  width: 100%;
}

.search-icon {
  position: absolute;
  left: 18px;
  width: 20px;
  height: 20px;
  color: var(--text-muted);
  pointer-events: none;
}

#search-input {
  width: 100%;
  height: 56px;
  padding-left: 54px;
  padding-right: 50px;
  background-color: var(--bg-primary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  font-size: 1.05rem;
  color: var(--text-primary);
  transition: var(--transition-normal);
}

#search-input:focus {
  border-color: var(--color-gold);
  box-shadow: 0 0 0 3px rgba(234, 179, 8, 0.15);
}

.clear-search-btn {
  position: absolute;
  right: 18px;
  width: 24px;
  height: 24px;
  display: none;
  align-items: center;
  justify-content: center;
  color: var(--text-muted);
  border-radius: 50%;
  background-color: rgba(255, 255, 255, 0.05);
  transition: var(--transition-fast);
}
.clear-search-btn:hover {
  color: var(--text-primary);
  background-color: rgba(255, 255, 255, 0.1);
}
.clear-icon {
  width: 16px;
  height: 16px;
}

/* Sorting & Filters */
.filter-sort-wrapper {
  display: flex;
  justify-content: flex-end;
}

.select-wrapper {
  display: flex;
  align-items: center;
  gap: 12px;
}

.select-wrapper label {
  font-size: 0.9rem;
  color: var(--text-secondary);
  font-weight: 500;
  white-space: nowrap;
}

#sort-select {
  height: 44px;
  padding: 0 16px;
  border-radius: var(--radius-sm);
  background-color: var(--bg-primary);
  border: 1px solid var(--border-color);
  color: var(--text-primary);
  cursor: pointer;
  min-width: 240px;
  transition: var(--transition-normal);
}

#sort-select:hover {
  border-color: var(--border-hover);
}

#sort-select:focus {
  border-color: var(--color-gold);
}

/* Category Filters Scrollable Area */
.category-filters-container {
  overflow: hidden;
  width: 100%;
  border-top: 1px solid var(--border-color);
  padding-top: 20px;
}

.category-scroll-area {
  display: flex;
  gap: 10px;
  overflow-x: auto;
  padding-bottom: 6px;
  scrollbar-width: thin;
}

.category-scroll-area::-webkit-scrollbar {
  height: 4px;
}

.category-scroll-area::-webkit-scrollbar-thumb {
  background-color: var(--border-color);
  border-radius: 10px;
}

.category-btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 10px 20px;
  background-color: var(--bg-primary);
  border: 1px solid var(--border-color);
  border-radius: 100px;
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--text-secondary);
  white-space: nowrap;
  transition: var(--transition-normal);
}

.category-btn:hover {
  color: var(--text-primary);
  border-color: var(--border-hover);
  background-color: var(--bg-tertiary);
}

.category-btn.active {
  background-color: var(--text-primary);
  color: var(--bg-primary);
  border-color: var(--text-primary);
  font-weight: 600;
}

.category-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  display: inline-block;
}

/* Results Meta */
.results-meta {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 24px;
  font-size: 0.95rem;
}

.results-count {
  color: var(--text-secondary);
  font-weight: 500;
}

.reset-all-filters-btn {
  color: var(--color-gold);
  font-weight: 600;
  font-size: 0.9rem;
  transition: var(--transition-fast);
}
.reset-all-filters-btn:hover {
  color: var(--color-gold-hover);
  text-decoration: underline;
}

/* ==========================================================================
   Figures Grid & Cards
   ========================================================================== */
.figures-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
  gap: 24px;
  min-height: 200px;
}

.figure-card {
  position: relative;
  display: flex;
  flex-direction: column;
  background-color: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 28px;
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  transition: transform 0.4s cubic-bezier(0.16, 1, 0.3, 1), 
              border-color 0.4s cubic-bezier(0.16, 1, 0.3, 1), 
              box-shadow 0.4s cubic-bezier(0.16, 1, 0.3, 1);
  animation: fadeIn 0.6s ease-out both;
}

.figure-card:hover {
  transform: translateY(-6px);
  border-color: var(--card-border-accent, var(--color-gold));
  box-shadow: 0 12px 30px -10px var(--card-glow-accent, var(--card-glow));
}

/* Card Rank Watermark */
.card-rank {
  position: absolute;
  top: -15px;
  right: 15px;
  font-family: 'Outfit', sans-serif;
  font-size: 6.5rem;
  font-weight: 800;
  color: var(--card-rank-color);
  line-height: 1;
  pointer-events: none;
  z-index: 0;
  user-select: none;
}

/* Card Header elements */
.card-header-meta {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 20px;
  z-index: 1;
}

.category-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 4px 12px;
  border-radius: 100px;
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  background-color: var(--badge-bg, rgba(255, 255, 255, 0.05));
  color: var(--badge-color, var(--text-primary));
}

.fav-card-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background-color: var(--bg-primary);
  border: 1px solid var(--border-color);
  color: var(--text-muted);
  transition: var(--transition-fast);
}

.fav-card-btn:hover {
  transform: scale(1.1);
  border-color: var(--color-danger);
  color: var(--color-danger);
}

.fav-card-btn.active {
  background-color: var(--color-danger);
  border-color: var(--color-danger);
  color: #fff;
}

.heart-card-icon {
  width: 18px;
  height: 18px;
}

/* Card Body elements */
.card-title {
  font-size: 1.35rem;
  font-weight: 700;
  margin-bottom: 8px;
  line-height: 1.3;
  color: var(--text-primary);
  z-index: 1;
}

.card-years {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--card-border-accent, var(--color-gold));
  margin-bottom: 16px;
  z-index: 1;
}

.card-desc {
  font-size: 0.95rem;
  color: var(--text-secondary);
  margin-bottom: 24px;
  line-height: 1.5;
  flex-grow: 1;
  z-index: 1;
}

/* Card footer click action */
.card-footer {
  display: flex;
  justify-content: space-between;
  align-items: center;
  z-index: 1;
  padding-top: 16px;
  border-top: 1px solid var(--border-color);
}

.card-country {
  display: flex;
  align-items: center;
  gap: 4px;
  font-size: 0.8rem;
  color: var(--text-muted);
}
.pin-icon {
  width: 14px;
  height: 14px;
}

.card-more-btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 0.875rem;
  font-weight: 700;
  color: var(--text-primary);
  transition: var(--transition-fast);
}
.card-more-btn:hover {
  color: var(--card-border-accent, var(--color-gold));
}

.arrow-right-icon {
  width: 16px;
  height: 16px;
  transition: transform var(--transition-fast);
}
.card-more-btn:hover .arrow-right-icon {
  transform: translateX(4px);
}

/* Infinite scroll / load more container */
.load-more-container {
  display: flex;
  justify-content: center;
  margin-top: 48px;
}

/* ==========================================================================
   Modal Component (Details View)
   ========================================================================== */
.modal-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-color: rgba(3, 7, 18, 0.75);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  z-index: 1000;
  display: none;
  align-items: center;
  justify-content: center;
  padding: 20px;
  opacity: 0;
  transition: opacity 0.3s ease;
}

.modal-overlay.open {
  display: flex;
  opacity: 1;
}

.modal-container {
  position: relative;
  width: 100%;
  max-width: 900px;
  max-height: 90vh;
  background-color: var(--bg-tertiary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  overflow-y: auto;
  box-shadow: var(--shadow-lg);
  display: flex;
  flex-direction: column;
  transform: scale(0.92);
  transition: transform 0.3s cubic-bezier(0.16, 1, 0.3, 1);
  scrollbar-width: thin;
}

.modal-overlay.open .modal-container {
  transform: scale(1);
}

.modal-close-btn {
  position: absolute;
  top: 20px;
  right: 20px;
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background-color: rgba(9, 13, 22, 0.5);
  backdrop-filter: blur(4px);
  border: 1px solid var(--border-color);
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 10;
  transition: var(--transition-fast);
}
.modal-close-btn:hover {
  transform: scale(1.05);
  background-color: rgba(9, 13, 22, 0.8);
}
.close-icon {
  width: 18px;
  height: 18px;
}

.modal-header-bg {
  height: 160px;
  background: linear-gradient(135deg, var(--color-gold) 0%, #3b82f6 100%);
  position: relative;
}

.modal-body {
  padding: 40px;
  position: relative;
  z-index: 1;
}

.modal-intro {
  margin-top: -80px;
  margin-bottom: 30px;
}

.modal-rank-badge {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  height: 72px;
  min-width: 72px;
  background-color: var(--bg-tertiary);
  border: 4px solid var(--modal-accent-color, var(--color-gold));
  border-radius: var(--radius-sm);
  font-family: 'Outfit', sans-serif;
  font-size: 1.8rem;
  font-weight: 800;
  color: var(--modal-accent-color, var(--color-gold));
  margin-bottom: 20px;
  box-shadow: var(--shadow-md);
  padding: 0 12px;
}

.modal-meta-top {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 12px;
}

.modal-category-badge {
  display: inline-block;
  padding: 4px 14px;
  border-radius: 100px;
  font-size: 0.8rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  background-color: var(--modal-accent-bg, rgba(234, 179, 8, 0.15));
  color: var(--modal-accent-color, var(--color-gold));
}

.modal-years {
  font-size: 1rem;
  font-weight: 600;
  color: var(--text-secondary);
}

.modal-title {
  font-size: 2.25rem;
  font-weight: 800;
  margin-bottom: 8px;
  line-height: 1.2;
}

.modal-country {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 0.95rem;
  color: var(--text-muted);
}

.modal-grid {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 40px;
}
@media (max-width: 768px) {
  .modal-grid {
    grid-template-columns: 1fr;
    gap: 30px;
  }
}

.bio-section h3, .achievements-section h3 {
  font-size: 1.2rem;
  font-weight: 700;
  margin-bottom: 16px;
  padding-bottom: 8px;
  border-bottom: 1px solid var(--border-color);
  color: var(--text-primary);
}

.bio-section p {
  color: var(--text-secondary);
  font-size: 1.05rem;
  line-height: 1.7;
}

/* Custom quote styling */
.quote-section {
  position: relative;
  background-color: var(--bg-secondary);
  border-left: 4px solid var(--modal-accent-color, var(--color-gold));
  border-radius: var(--radius-xs);
  padding: 24px;
  margin-top: 28px;
  overflow: hidden;
}

.quote-icon {
  position: absolute;
  top: 15px;
  left: 15px;
  width: 48px;
  height: 48px;
  color: var(--modal-accent-bg, rgba(255, 255, 255, 0.05));
  opacity: 0.3;
  z-index: 0;
}

#modal-quote {
  font-family: 'Outfit', sans-serif;
  font-size: 1.15rem;
  font-weight: 500;
  font-style: italic;
  line-height: 1.5;
  color: var(--text-primary);
  position: relative;
  z-index: 1;
}

/* Custom list styling for achievements */
.achievements-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.achievements-list li {
  position: relative;
  padding-left: 28px;
  font-size: 0.95rem;
  color: var(--text-secondary);
  line-height: 1.5;
}

.achievements-list li::before {
  content: "";
  position: absolute;
  left: 6px;
  top: 6px;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background-color: var(--modal-accent-color, var(--color-gold));
  box-shadow: 0 0 8px var(--modal-accent-color, var(--color-gold));
}

.modal-footer {
  padding: 24px 40px;
  border-top: 1px solid var(--border-color);
  display: flex;
  justify-content: flex-end;
  background-color: var(--bg-card);
}

.fav-action-btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-weight: 600;
  padding: 10px 20px;
  border-radius: var(--radius-sm);
  background-color: var(--bg-primary);
  border: 1px solid var(--border-color);
  color: var(--text-primary);
  transition: var(--transition-fast);
}

.fav-action-btn:hover {
  border-color: var(--color-danger);
  color: var(--color-danger);
  transform: translateY(-2px);
}

.fav-action-btn.active {
  background-color: var(--color-danger);
  border-color: var(--color-danger);
  color: #fff;
}
.fav-action-btn.active:hover {
  background-color: #dc2626;
  border-color: #dc2626;
  color: #fff;
}

.heart-icon {
  width: 18px;
  height: 18px;
}

/* ==========================================================================
   Favorites Slide Panel (Drawer)
   ========================================================================== */
.favorites-panel-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-color: rgba(3, 7, 18, 0.4);
  backdrop-filter: blur(4px);
  -webkit-backdrop-filter: blur(4px);
  z-index: 900;
  display: none;
  opacity: 0;
  transition: opacity 0.3s ease;
}

.favorites-panel-overlay.open {
  display: block;
  opacity: 1;
}

.favorites-panel {
  position: fixed;
  top: 0;
  right: -420px;
  width: 100%;
  max-width: 420px;
  height: 100%;
  background-color: var(--bg-tertiary);
  border-left: 1px solid var(--border-color);
  box-shadow: var(--shadow-lg);
  z-index: 950;
  display: flex;
  flex-direction: column;
  transition: right 0.4s cubic-bezier(0.16, 1, 0.3, 1);
}

.favorites-panel.open {
  right: 0;
}

.fav-panel-header {
  padding: 24px;
  border-bottom: 1px solid var(--border-color);
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.fav-panel-header h3 {
  font-size: 1.35rem;
  font-weight: 700;
}

.close-panel-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 32px;
  height: 32px;
  border-radius: 50%;
  color: var(--text-secondary);
  transition: var(--transition-fast);
}
.close-panel-btn:hover {
  color: var(--text-primary);
  background-color: var(--bg-secondary);
}

.fav-panel-body {
  flex-grow: 1;
  overflow-y: auto;
  padding: 24px;
  scrollbar-width: thin;
}

.empty-state {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  height: 60%;
  text-align: center;
  color: var(--text-muted);
}

.empty-icon {
  width: 48px;
  height: 48px;
  margin-bottom: 16px;
  stroke-width: 1;
}

.empty-state p {
  font-size: 0.95rem;
  line-height: 1.5;
  max-width: 280px;
}

.fav-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.fav-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  background-color: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  padding: 16px;
  transition: var(--transition-normal);
}

.fav-item:hover {
  border-color: var(--border-hover);
}

.fav-item-info {
  display: flex;
  flex-direction: column;
  gap: 4px;
  cursor: pointer;
  flex-grow: 1;
}

.fav-item-name {
  font-weight: 600;
  font-size: 1rem;
}
.fav-item-name:hover {
  color: var(--color-gold);
}

.fav-item-category {
  font-size: 0.75rem;
  text-transform: uppercase;
  font-weight: 700;
  letter-spacing: 0.05em;
  color: var(--item-accent, var(--text-muted));
}

.remove-fav-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 32px;
  height: 32px;
  border-radius: 50%;
  color: var(--text-muted);
  transition: var(--transition-fast);
}

.remove-fav-btn:hover {
  color: var(--color-danger);
  background-color: rgba(239, 68, 68, 0.1);
}

.trash-icon {
  width: 16px;
  height: 16px;
}

/* ==========================================================================
   Back to Top Button
   ========================================================================== */
.back-to-top {
  position: fixed;
  bottom: 30px;
  left: 30px;
  width: 50px;
  height: 50px;
  border-radius: 50%;
  background-color: var(--bg-card);
  border: 1px solid var(--border-color);
  backdrop-filter: var(--glass-blur);
  -webkit-backdrop-filter: var(--glass-blur);
  color: var(--text-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: var(--shadow-md);
  z-index: 100;
  cursor: pointer;
  opacity: 0;
  pointer-events: none;
  transform: translateY(10px);
  transition: var(--transition-normal);
}

.back-to-top.show {
  opacity: 1;
  pointer-events: auto;
  transform: translateY(0);
}

.back-to-top:hover {
  border-color: var(--color-gold);
  color: var(--color-gold);
  transform: translateY(-4px);
}

.arrow-up-icon {
  width: 20px;
  height: 20px;
}

/* ==========================================================================
   Footer
   ========================================================================== */
.main-footer {
  border-top: 1px solid var(--border-color);
  padding: 40px 0;
  background-color: var(--bg-tertiary);
  text-align: center;
  font-size: 0.9rem;
  color: var(--text-muted);
}

.footer-container {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.footer-note {
  font-size: 0.8rem;
}

/* ==========================================================================
   Animations
   ========================================================================== */
@keyframes fadeIn {
  from {
    opacity: 0;
  }
  to {
    opacity: 1;
  }
}

@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* Responsive adjustments */
@media (max-width: 768px) {
  .hero-section {
    min-height: auto;
    padding-top: 100px;
    padding-bottom: 40px;
  }
  
  .controls-panel {
    padding: 16px;
  }
  
  #search-input {
    height: 48px;
    font-size: 0.95rem;
  }
  
  #sort-select {
    width: 100%;
    min-width: auto;
  }
  
  .filter-sort-wrapper {
    justify-content: flex-start;
  }
  
  .select-wrapper {
    width: 100%;
    flex-direction: column;
    align-items: flex-start;
    gap: 6px;
  }
  
  .modal-body {
    padding: 24px;
  }
  
  .modal-header-bg {
    height: 120px;
  }
  
  .modal-title {
    font-size: 1.75rem;
  }
}