@import url('https://fonts.googleapis.com/css2?family=Outfit:wght@300;400;500;600;700;800&family=Plus+Jakarta+Sans:wght@300;400;500;600;700;800&display=swap');

:root {
  --bg-gradient: linear-gradient(135deg, #0b0f19 0%, #111827 50%, #070a13 100%);
  --panel-bg: rgba(17, 24, 39, 0.6);
  --glass-bg: rgba(255, 255, 255, 0.03);
  --glass-border: rgba(255, 255, 255, 0.08);
  --glass-border-hover: rgba(255, 255, 255, 0.18);
  
  --primary: #6366f1; /* Indigo */
  --primary-glow: rgba(99, 102, 241, 0.3);
  --secondary: #06b6d4; /* Neon Cyan */
  --secondary-glow: rgba(6, 182, 212, 0.3);
  --accent: #d946ef; /* Magenta */
  --accent-glow: rgba(217, 70, 239, 0.3);
  
  --text-primary: #f3f4f6;
  --text-secondary: #9ca3af;
  --text-muted: #6b7280;
  
  --card-shadow: 0 8px 32px 0 rgba(0, 0, 0, 0.37);
  --font-display: 'Outfit', sans-serif;
  --font-body: 'Plus Jakarta Sans', sans-serif;
}

* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

body {
  font-family: var(--font-body);
  background: var(--bg-gradient);
  color: var(--text-primary);
  min-height: 100vh;
  overflow-x: hidden;
  display: flex;
  justify-content: center;
  align-items: stretch;
}

/* Custom Scrollbars */
::-webkit-scrollbar {
  width: 6px;
  height: 6px;
}

::-webkit-scrollbar-track {
  background: rgba(0, 0, 0, 0.1);
}

::-webkit-scrollbar-thumb {
  background: rgba(255, 255, 255, 0.15);
  border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
  background: rgba(255, 255, 255, 0.3);
}

/* App Container Layout */
.app-container {
  display: flex;
  width: 100vw;
  max-width: 1600px;
  min-height: 100vh;
  backdrop-filter: blur(20px);
  background: rgba(0, 0, 0, 0.2);
  border-left: 1px solid var(--glass-border);
  border-right: 1px solid var(--glass-border);
}

/* Sidebar Styles */
.sidebar {
  width: 320px;
  flex-shrink: 0;
  background: var(--panel-bg);
  border-right: 1px solid var(--glass-border);
  padding: 2rem 1.5rem;
  display: flex;
  flex-direction: column;
  gap: 2rem;
  overflow-y: auto;
}

.logo-section {
  display: flex;
  align-items: center;
  gap: 10px;
}

.logo-icon {
  width: 42px;
  height: 42px;
  background: linear-gradient(135deg, var(--primary), var(--secondary));
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 800;
  font-size: 1.5rem;
  color: white;
  box-shadow: 0 0 20px var(--primary-glow);
  font-family: var(--font-display);
}

.logo-text {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 1.4rem;
  background: linear-gradient(to right, #ffffff, #9ca3af);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  letter-spacing: -0.5px;
}

.sidebar-section {
  display: flex;
  flex-direction: column;
  gap: 0.8rem;
}

.section-title {
  font-family: var(--font-display);
  font-size: 0.85rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 1px;
  color: var(--text-secondary);
  border-bottom: 1px solid rgba(255, 255, 255, 0.05);
  padding-bottom: 0.4rem;
}

.history-list {
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.history-tag {
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  padding: 0.4rem 0.8rem;
  border-radius: 20px;
  font-size: 0.8rem;
  cursor: pointer;
  transition: all 0.2s ease;
  display: flex;
  align-items: center;
  gap: 5px;
}

.history-tag:hover {
  background: rgba(99, 102, 241, 0.1);
  border-color: var(--primary);
  transform: translateY(-2px);
}

.favorites-list {
  display: flex;
  flex-direction: column;
  gap: 0.8rem;
}

.fav-card {
  display: flex;
  align-items: center;
  gap: 12px;
  background: rgba(255, 255, 255, 0.02);
  border: 1px solid var(--glass-border);
  border-radius: 10px;
  padding: 0.6rem;
  transition: all 0.2s ease;
  cursor: pointer;
}

.fav-card:hover {
  border-color: var(--glass-border-hover);
  background: rgba(255, 255, 255, 0.04);
}

.fav-img {
  width: 45px;
  height: 45px;
  border-radius: 8px;
  object-fit: cover;
}

.fav-details {
  flex-grow: 1;
  min-width: 0;
}

.fav-title {
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--text-primary);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.fav-venue {
  font-size: 0.7rem;
  color: var(--text-secondary);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.fav-date {
  font-size: 0.7rem;
  color: var(--secondary);
  font-weight: 500;
}

/* API Settings Panel */
.settings-panel {
  background: rgba(255, 255, 255, 0.02);
  border: 1px solid var(--glass-border);
  border-radius: 12px;
  padding: 1rem;
  display: flex;
  flex-direction: column;
  gap: 0.8rem;
}

.settings-input {
  width: 100%;
  background: rgba(0, 0, 0, 0.4);
  border: 1px solid var(--glass-border);
  border-radius: 8px;
  padding: 0.6rem;
  color: var(--text-primary);
  font-size: 0.8rem;
  font-family: monospace;
}

.settings-input:focus {
  outline: none;
  border-color: var(--primary);
}

.btn {
  background: linear-gradient(135deg, var(--primary), var(--primary));
  color: white;
  border: none;
  padding: 0.6rem 1rem;
  border-radius: 8px;
  font-size: 0.8rem;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.2s ease;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
}

.btn:hover {
  transform: translateY(-1px);
  box-shadow: 0 4px 12px var(--primary-glow);
}

.btn-secondary {
  background: transparent;
  border: 1px solid var(--glass-border);
  color: var(--text-primary);
}

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

/* Main Dashboard Panel */
.main-dashboard {
  flex-grow: 1;
  display: flex;
  flex-direction: column;
  overflow-y: auto;
  padding: 2.5rem;
}

/* Search Header */
.search-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 2rem;
  margin-bottom: 2rem;
}

.search-bar-container {
  position: relative;
  flex-grow: 1;
  max-width: 600px;
}

.search-input {
  width: 100%;
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid var(--glass-border);
  border-radius: 30px;
  padding: 0.8rem 1.2rem 0.8rem 2.8rem;
  color: var(--text-primary);
  font-size: 0.95rem;
  transition: all 0.3s ease;
}

.search-input:focus {
  outline: none;
  background: rgba(255, 255, 255, 0.05);
  border-color: var(--secondary);
  box-shadow: 0 0 15px var(--secondary-glow);
}

.search-icon {
  position: absolute;
  left: 1rem;
  top: 50%;
  transform: translateY(-50%);
  color: var(--text-secondary);
  font-size: 1.1rem;
  pointer-events: none;
}

.filters-row {
  display: flex;
  gap: 0.6rem;
  margin-bottom: 1.5rem;
  flex-wrap: wrap;
  align-items: center;
}

.filter-chip {
  background: rgba(255, 255, 255, 0.02);
  border: 1px solid var(--glass-border);
  color: var(--text-secondary);
  padding: 0.4rem 1rem;
  border-radius: 20px;
  font-size: 0.8rem;
  cursor: pointer;
  transition: all 0.2s ease;
  font-weight: 500;
}

.filter-chip:hover {
  background: rgba(255, 255, 255, 0.05);
  border-color: var(--glass-border-hover);
  color: var(--text-primary);
}

.filter-chip.active {
  background: var(--secondary);
  border-color: var(--secondary);
  color: #0b0f19;
  font-weight: 600;
  box-shadow: 0 0 12px var(--secondary-glow);
}

/* Hero Section */
.city-hero {
  position: relative;
  background: linear-gradient(135deg, rgba(99, 102, 241, 0.15) 0%, rgba(6, 182, 212, 0.15) 100%);
  border: 1px solid var(--glass-border);
  border-radius: 20px;
  padding: 2.5rem;
  margin-bottom: 2rem;
  overflow: hidden;
  box-shadow: var(--card-shadow);
}

.city-hero::before {
  content: '';
  position: absolute;
  top: 0;
  right: 0;
  width: 300px;
  height: 300px;
  background: radial-gradient(circle, var(--primary-glow) 0%, transparent 70%);
  z-index: 0;
  pointer-events: none;
}

.hero-content {
  position: relative;
  z-index: 1;
}

.hero-tag {
  color: var(--secondary);
  text-transform: uppercase;
  font-size: 0.8rem;
  font-weight: 800;
  letter-spacing: 2px;
  margin-bottom: 0.5rem;
}

.hero-title {
  font-family: var(--font-display);
  font-size: 2.5rem;
  font-weight: 800;
  line-height: 1.1;
  margin-bottom: 0.8rem;
}

.hero-subtitle {
  color: var(--text-secondary);
  font-size: 0.95rem;
  max-width: 600px;
}

/* Concert Grid */
.concert-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 1.5rem;
  margin-top: 1rem;
}

.concert-card {
  background: rgba(255, 255, 255, 0.02);
  border: 1px solid var(--glass-border);
  border-radius: 16px;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  box-shadow: 0 4px 20px rgba(0,0,0,0.15);
  position: relative;
}

.concert-card:hover {
  transform: translateY(-8px);
  border-color: var(--glass-border-hover);
  box-shadow: 0 12px 30px rgba(0,0,0,0.3), 0 0 15px var(--primary-glow);
}

.card-img-wrapper {
  position: relative;
  width: 100%;
  height: 160px;
  overflow: hidden;
}

.card-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s ease;
}

.concert-card:hover .card-img {
  transform: scale(1.08);
}

.card-tag {
  position: absolute;
  top: 10px;
  left: 10px;
  background: rgba(0, 0, 0, 0.6);
  backdrop-filter: blur(4px);
  border: 1px solid rgba(255,255,255,0.1);
  color: var(--text-primary);
  padding: 0.25rem 0.6rem;
  border-radius: 20px;
  font-size: 0.7rem;
  font-weight: 600;
}

.fav-btn {
  position: absolute;
  top: 10px;
  right: 10px;
  background: rgba(0, 0, 0, 0.6);
  backdrop-filter: blur(4px);
  border: 1px solid rgba(255,255,255,0.1);
  color: var(--text-primary);
  width: 32px;
  height: 32px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: all 0.2s ease;
}

.fav-btn:hover {
  background: white;
  color: #ef4444;
}

.fav-btn.active {
  background: #ef4444;
  color: white;
  border-color: #ef4444;
}

.card-body {
  padding: 1.2rem;
  display: flex;
  flex-direction: column;
  flex-grow: 1;
}

.card-date-badge {
  font-size: 0.75rem;
  color: var(--secondary);
  font-weight: 600;
  display: flex;
  align-items: center;
  gap: 6px;
  margin-bottom: 0.5rem;
}

.card-title {
  font-family: var(--font-display);
  font-size: 1.1rem;
  font-weight: 700;
  margin-bottom: 0.5rem;
  line-height: 1.3;
}

.card-venue {
  font-size: 0.8rem;
  color: var(--text-secondary);
  display: flex;
  align-items: center;
  gap: 6px;
  margin-bottom: 1rem;
}

.card-price {
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-top: auto;
  padding-top: 0.8rem;
  border-top: 1px solid rgba(255, 255, 255, 0.05);
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.card-btn {
  background: transparent;
  border: 1px solid var(--primary);
  color: var(--text-primary);
  border-radius: 8px;
  padding: 0.4rem 0.8rem;
  font-size: 0.75rem;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.2s ease;
}

.card-btn:hover {
  background: var(--primary);
  box-shadow: 0 0 10px var(--primary-glow);
}

/* Modals */
.modal-overlay {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(0, 0, 0, 0.8);
  backdrop-filter: blur(8px);
  display: flex;
  justify-content: center;
  align-items: center;
  z-index: 100;
  opacity: 0;
  pointer-events: none;
  transition: all 0.3s ease;
}

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

.modal-content {
  background: #111827;
  border: 1px solid var(--glass-border);
  box-shadow: var(--card-shadow);
  border-radius: 20px;
  width: 90%;
  max-width: 550px;
  overflow: hidden;
  position: relative;
  transform: scale(0.9);
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.modal-overlay.active .modal-content {
  transform: scale(1);
}

.modal-header {
  position: relative;
  height: 200px;
}

.modal-header-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.modal-close {
  position: absolute;
  top: 15px;
  right: 15px;
  background: rgba(0, 0, 0, 0.6);
  border: 1px solid rgba(255, 255, 255, 0.2);
  color: white;
  width: 30px;
  height: 30px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  font-size: 1rem;
}

.modal-body {
  padding: 1.5rem;
}

.modal-meta-row {
  display: flex;
  gap: 1rem;
  margin: 1rem 0;
  flex-wrap: wrap;
}

.modal-meta-item {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.8rem;
  color: var(--text-secondary);
}

.modal-meta-item i {
  color: var(--secondary);
}

.modal-desc {
  font-size: 0.85rem;
  line-height: 1.6;
  color: var(--text-secondary);
  margin-bottom: 1.5rem;
}

/* Skeletons */
.skeleton-card {
  background: rgba(255,255,255,0.01);
  border: 1px solid var(--glass-border);
  height: 350px;
  border-radius: 16px;
  overflow: hidden;
  padding: 1.2rem;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.skeleton {
  background: linear-gradient(90deg, rgba(255,255,255,0.03) 25%, rgba(255,255,255,0.08) 50%, rgba(255,255,255,0.03) 75%);
  background-size: 200% 100%;
  animation: loading 1.5s infinite;
  border-radius: 4px;
}

.skeleton-image {
  height: 140px;
  border-radius: 10px;
  width: 100%;
}

.skeleton-title {
  height: 20px;
  width: 80%;
}

.skeleton-text {
  height: 14px;
  width: 60%;
}

@keyframes loading {
  0% { background-position: 200% 0; }
  100% { background-position: -200% 0; }
}

/* Notification Toast */
.toast {
  position: fixed;
  bottom: 20px;
  right: 20px;
  background: #10b981;
  color: white;
  padding: 0.8rem 1.5rem;
  border-radius: 10px;
  font-size: 0.85rem;
  font-weight: 600;
  display: flex;
  align-items: center;
  gap: 8px;
  box-shadow: 0 10px 15px rgba(0, 0, 0, 0.3);
  z-index: 1000;
  transform: translateY(100px);
  opacity: 0;
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.toast.active {
  transform: translateY(0);
  opacity: 1;
}

/* Empty State */
.empty-state {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 4rem 2rem;
  text-align: center;
  color: var(--text-secondary);
}

.empty-icon {
  font-size: 3rem;
  margin-bottom: 1rem;
  color: var(--text-muted);
}