:root {
  --bg-dark: #0f172a;
  --bg-card: rgba(30, 41, 59, 0.5);
  --glass-border: rgba(255, 255, 255, 0.08);
  --primary: #3b82f6;
  --primary-glow: rgba(59, 130, 246, 0.4);
  --secondary: #10b981;
  --accent: #8b5cf6;
  --text-main: #f8fafc;
  --text-muted: #94a3b8;
  --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

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

body {
  font-family: 'Inter', sans-serif;
  background-color: var(--bg-dark);
  color: var(--text-main);
  min-height: 100vh;
  display: flex;
  background-image: 
    radial-gradient(at 0% 0%, rgba(59, 130, 246, 0.1) 0px, transparent 50%),
    radial-gradient(at 100% 100%, rgba(139, 92, 246, 0.1) 0px, transparent 50%);
  overflow-x: hidden;
}

/* Sidebar */
.sidebar {
  width: 280px;
  background: rgba(15, 23, 42, 0.8);
  backdrop-filter: blur(20px);
  border-right: 1px solid var(--glass-border);
  display: flex;
  flex-direction: column;
  padding: 30px 20px;
  height: 100vh;
  position: fixed;
  left: 0;
  top: 0;
  z-index: 100;
}

.logo-area {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 40px;
}

.logo-icon {
  width: 40px;
  height: 40px;
  background: linear-gradient(135deg, var(--primary), var(--accent));
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-family: 'Outfit', sans-serif;
  font-size: 1.2rem;
  box-shadow: 0 4px 20px var(--primary-glow);
}

.logo-text h1 {
  font-family: 'Outfit', sans-serif;
  font-size: 1.1rem;
  letter-spacing: 0.5px;
}

.logo-text span {
  font-size: 0.7rem;
  color: var(--text-muted);
  text-transform: uppercase;
  font-weight: 600;
}

.nav-section {
  flex: 1;
}

.nav-label {
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--text-muted);
  margin-bottom: 15px;
  display: block;
}

.nav-group {
  list-style: none;
  margin-bottom: 30px;
}

.nav-item {
  padding: 12px 15px;
  border-radius: 10px;
  margin-bottom: 5px;
  cursor: pointer;
  transition: var(--transition);
  display: flex;
  align-items: center;
  gap: 12px;
  color: var(--text-muted);
  text-decoration: none;
}

.nav-item:hover {
  background: rgba(255, 255, 255, 0.05);
  color: var(--text-main);
}

.nav-item.active {
  background: var(--bg-card);
  color: var(--primary);
  border: 1px solid var(--glass-border);
  box-shadow: 0 4px 15px rgba(0,0,0,0.1);
}

.nav-item svg { width: 18px; height: 18px; }

/* Main Content */
.main-wrapper {
  margin-left: 280px;
  flex: 1;
  padding: 40px;
  min-width: 0;
}

header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 40px;
}

.header-search {
  position: relative;
  width: 400px;
}

.header-search i {
  position: absolute;
  left: 15px;
  top: 50%;
  transform: translateY(-50%);
  color: var(--text-muted);
  font-size: 0.9rem;
}

.header-search input {
  width: 100%;
  background: var(--bg-card);
  border: 1px solid var(--glass-border);
  padding: 12px 15px 12px 45px;
  border-radius: 12px;
  color: white;
  font-family: inherit;
  transition: var(--transition);
}

.header-search input:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: 0 0 0 4px rgba(59, 130, 246, 0.1);
}

.header-actions {
  display: flex;
  gap: 15px;
}

.btn {
  padding: 10px 20px;
  border-radius: 10px;
  font-weight: 600;
  cursor: pointer;
  transition: var(--transition);
  display: flex;
  align-items: center;
  gap: 8px;
  border: none;
  font-size: 0.9rem;
}

.btn-primary {
  background: linear-gradient(135deg, var(--primary), #2563eb);
  color: white;
  box-shadow: 0 4px 15px var(--primary-glow);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 20px var(--primary-glow);
}

/* Stats Row */
.stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 20px;
  margin-bottom: 40px;
}

.stat-card {
  background: var(--bg-card);
  backdrop-filter: blur(10px);
  border: 1px solid var(--glass-border);
  padding: 24px;
  border-radius: 16px;
  transition: var(--transition);
}

.stat-card:hover {
  transform: translateY(-5px);
  border-color: rgba(255,255,255,0.15);
}

.stat-value {
  font-family: 'Outfit', sans-serif;
  font-size: 2rem;
  font-weight: 700;
  margin-bottom: 5px;
}

.stat-label {
  font-size: 0.8rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

/* Gallery Grid */
.gallery-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 25px;
}

.gallery-header h2 {
  font-family: 'Outfit', sans-serif;
}

.image-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 25px;
}

.image-card {
  background: var(--bg-card);
  backdrop-filter: blur(10px);
  border: 1px solid var(--glass-border);
  border-radius: 16px;
  overflow: hidden;
  transition: var(--transition);
  position: relative;
  display: flex;
  flex-direction: column;
}

.image-card:hover {
  transform: translateY(-8px);
  border-color: var(--primary);
  box-shadow: 0 15px 35px rgba(0,0,0,0.3);
}

.card-preview {
  height: 180px;
  background: #000;
  position: relative;
  overflow: hidden;
}

.card-preview img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: var(--transition);
  opacity: 0.8;
}

.image-card:hover .card-preview img {
  transform: scale(1.05);
  opacity: 1;
}

.card-info {
  padding: 20px;
  flex: 1;
}

.card-title {
  font-weight: 600;
  margin-bottom: 8px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.card-meta {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.75rem;
  color: var(--text-muted);
}

.card-tag {
  background: rgba(59, 130, 246, 0.1);
  color: var(--primary);
  padding: 4px 10px;
  border-radius: 20px;
  font-weight: 600;
}

.card-actions {
  padding: 15px 20px;
  border-top: 1px solid var(--glass-border);
  display: flex;
  gap: 10px;
}

.copy-btn {
  flex: 1;
  background: rgba(255,255,255,0.05);
  border: 1px solid var(--glass-border);
  color: var(--text-main);
  padding: 8px;
  border-radius: 8px;
  cursor: pointer;
  font-size: 0.8rem;
  font-weight: 600;
  transition: var(--transition);
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
}

.copy-btn:hover {
  background: var(--primary);
  border-color: var(--primary);
  color: white;
}

.view-btn {
  width: 38px;
  height: 38px;
  background: rgba(255,255,255,0.05);
  border: 1px solid var(--glass-border);
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  color: var(--text-muted);
  transition: var(--transition);
}

.view-btn:hover {
  color: var(--text-main);
  background: rgba(255,255,255,0.1);
}

/* Toast Notification */
.toast-container {
  position: fixed;
  bottom: 30px;
  right: 30px;
  z-index: 1000;
}

.toast {
  background: var(--secondary);
  color: white;
  padding: 12px 24px;
  border-radius: 10px;
  box-shadow: 0 10px 25px rgba(16, 185, 129, 0.3);
  display: flex;
  align-items: center;
  gap: 10px;
  font-weight: 600;
  transform: translateY(100px);
  opacity: 0;
  transition: var(--transition);
}

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

/* Animations */
@keyframes fadeIn {
  from { opacity: 0; transform: translateY(20px); }
  to { opacity: 1; transform: translateY(0); }
}

.gallery-item {
  animation: fadeIn 0.5s ease backwards;
}

@keyframes spin {
  from { transform: rotate(0deg); }
  to { transform: rotate(360deg); }
}

.spinning {
  animation: spin 1s linear infinite;
}

/* Responsive */
@media (max-width: 1024px) {
  .sidebar {
    width: 80px;
    padding: 30px 10px;
  }
  .logo-text, .nav-label, .nav-item span {
    display: none;
  }
  .main-wrapper {
    margin-left: 80px;
  }
  .header-search {
    width: 250px;
  }
}

@media (max-width: 768px) {
  .sidebar {
    display: none;
  }
  .main-wrapper {
    margin-left: 0;
    padding: 20px;
  }
  header {
    flex-direction: column;
    gap: 20px;
    align-items: stretch;
  }
  .header-search {
    width: 100%;
  }
}