:root {
  --bg-primary: #0f172a;
  --bg-secondary: #1e293b;
  --text-primary: #f8fafc;
  --text-secondary: #94a3b8;
  --accent-blue: #3b82f6;
  --accent-purple: #8b5cf6;
  --border-color: rgba(255, 255, 255, 0.1);
  --glass-bg: rgba(30, 41, 59, 0.7);
  --card-hover: rgba(30, 41, 59, 0.9);
}

body.light-theme {
  --bg-primary: #f1f5f9;
  --bg-secondary: #ffffff;
  --text-primary: #0f172a;
  --text-secondary: #475569;
  --border-color: rgba(0, 0, 0, 0.1);
  --glass-bg: rgba(255, 255, 255, 0.85);
  --card-hover: rgba(255, 255, 255, 0.95);
}

* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
  font-family: 'Inter', sans-serif;
}

body {
  background-color: var(--bg-primary);
  color: var(--text-primary);
  min-height: 100vh;
  background-image: 
      radial-gradient(at 0% 0%, rgba(59, 130, 246, 0.15) 0px, transparent 50%),
      radial-gradient(at 100% 100%, rgba(139, 92, 246, 0.15) 0px, transparent 50%);
  background-attachment: fixed;
}

.app-container {
  display: flex;
  min-height: 100vh;
}

/* Sidebar */
.sidebar {
  width: 260px;
  background: var(--glass-bg);
  backdrop-filter: blur(12px);
  border-right: 1px solid var(--border-color);
  padding: 2rem 1.5rem;
  display: flex;
  flex-direction: column;
}

.brand {
  display: flex;
  align-items: center;
  gap: 1rem;
  margin-bottom: 3rem;
}

.logo {
  width: 40px;
  height: 40px;
  border-radius: 12px;
  background: linear-gradient(135deg, var(--accent-blue), var(--accent-purple));
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.2rem;
  color: white;
  box-shadow: 0 4px 15px rgba(59, 130, 246, 0.3);
}

.brand h2 {
  font-size: 1.25rem;
  font-weight: 700;
  letter-spacing: 0.5px;
}

.nav-menu {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  flex: 1;
}

.nav-item {
  display: flex;
  align-items: center;
  gap: 1rem;
  padding: 0.875rem 1rem;
  color: var(--text-secondary);
  text-decoration: none;
  border-radius: 10px;
  transition: all 0.3s ease;
  font-weight: 500;
}

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

.nav-item.active {
  background: linear-gradient(90deg, rgba(59, 130, 246, 0.15), transparent);
  color: var(--accent-blue);
  border-left: 3px solid var(--accent-blue);
}

.server-status {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 1rem;
  background: rgba(16, 185, 129, 0.1);
  border-radius: 10px;
  border: 1px solid rgba(16, 185, 129, 0.2);
  color: #10b981;
  font-size: 0.875rem;
  font-weight: 600;
}

.pulse {
  width: 8px;
  height: 8px;
  background-color: #10b981;
  border-radius: 50%;
  box-shadow: 0 0 0 0 rgba(16, 185, 129, 0.7);
  animation: pulse 2s infinite;
}

@keyframes pulse {
  0% { transform: scale(0.95); box-shadow: 0 0 0 0 rgba(16, 185, 129, 0.7); }
  70% { transform: scale(1); box-shadow: 0 0 0 6px rgba(16, 185, 129, 0); }
  100% { transform: scale(0.95); box-shadow: 0 0 0 0 rgba(16, 185, 129, 0); }
}

/* Main Content */
.main-content {
  flex: 1;
  padding: 2rem 3rem;
  overflow-y: auto;
}

header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 3rem;
}

.header-title h1 {
  font-size: 2rem;
  margin-bottom: 0.25rem;
}

.header-title p {
  color: var(--text-secondary);
}

.user-profile img {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  border: 2px solid var(--border-color);
}

/* Glass Cards */
.glass-card {
  background: var(--glass-bg);
  backdrop-filter: blur(12px);
  border: 1px solid var(--border-color);
  border-radius: 16px;
  padding: 1.5rem;
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

/* Stats Grid */
.stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 1.5rem;
  margin-bottom: 3rem;
}

.stat-card {
  display: flex;
  align-items: center;
  gap: 1.5rem;
}

.stat-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 10px 25px rgba(0, 0, 0, 0.2);
  background: var(--card-hover);
}

.stat-icon {
  width: 56px;
  height: 56px;
  border-radius: 14px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
}

.stat-info h3 {
  font-size: 0.875rem;
  color: var(--text-secondary);
  font-weight: 500;
  margin-bottom: 0.25rem;
}

.stat-info h2 {
  font-size: 1.75rem;
  font-weight: 700;
}

/* Activity Section */
.section-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 1.5rem;
}

.refresh-btn {
  background: rgba(255, 255, 255, 0.1);
  color: var(--text-primary);
  border: 1px solid var(--border-color);
  padding: 0.5rem 1rem;
  border-radius: 8px;
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-weight: 500;
  transition: all 0.2s;
}

.refresh-btn:hover {
  background: rgba(255, 255, 255, 0.2);
}

.table-responsive {
  overflow-x: auto;
}

.logs-table {
  width: 100%;
  border-collapse: collapse;
}

.logs-table th {
  text-align: left;
  padding: 1rem;
  color: var(--text-secondary);
  font-weight: 600;
  font-size: 0.875rem;
  border-bottom: 1px solid var(--border-color);
}

.logs-table td {
  padding: 1rem;
  border-bottom: 1px solid rgba(255, 255, 255, 0.05);
  font-size: 0.9rem;
}

.logs-table tr:last-child td {
  border-bottom: none;
}

.logs-table tr:hover td {
  background: rgba(255, 255, 255, 0.02);
}

.platform-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.25rem 0.75rem;
  border-radius: 20px;
  font-size: 0.75rem;
  font-weight: 600;
}

.platform-fb {
  background: rgba(59, 89, 152, 0.2);
  color: #3b5998;
  border: 1px solid rgba(59, 89, 152, 0.3);
}

.platform-ig {
  background: rgba(225, 48, 108, 0.2);
  color: #e1306c;
  border: 1px solid rgba(225, 48, 108, 0.3);
}

.type-badge {
  color: var(--text-secondary);
  background: rgba(255,255,255,0.05);
  padding: 4px 8px;
  border-radius: 6px;
  font-size: 0.75rem;
}

/* View Sections & Animations */
.view-section {
  display: none;
}

.view-section.active {
  display: block;
  animation: fadeIn 0.4s ease forwards;
}

@keyframes fadeIn {
  from { opacity: 0; transform: translateY(10px); }
  to { opacity: 1; transform: translateY(0); }
}

/* Settings UI & Forms */
.settings-grid {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.settings-card {
  margin-bottom: 1rem;
}

.form-group {
  margin-bottom: 1rem;
}

.form-group label {
  display: block;
  margin-bottom: 0.5rem;
  color: var(--text-secondary);
  font-size: 0.875rem;
}

.form-control {
  width: 100%;
  background: rgba(15, 23, 42, 0.6);
  border: 1px solid var(--border-color);
  color: var(--text-primary);
  padding: 0.75rem 1rem;
  border-radius: 8px;
  font-size: 0.95rem;
  transition: border-color 0.3s;
}

.form-control:focus {
  outline: none;
  border-color: var(--accent-blue);
}

textarea.form-control {
  resize: vertical;
  min-height: 80px;
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
}

.save-btn {
  background: linear-gradient(135deg, var(--accent-blue), var(--accent-purple));
  color: white;
  border: none;
  padding: 0.75rem 1.5rem;
  border-radius: 8px;
  font-size: 1rem;
  font-weight: 600;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  transition: opacity 0.3s, transform 0.2s;
}

.save-btn:hover {
  opacity: 0.9;
  transform: translateY(-2px);
}

/* Modal UI */
.modal-overlay {
  position: fixed;
  top: 0; left: 0; right: 0; bottom: 0;
  background: rgba(15, 23, 42, 0.95);
  backdrop-filter: blur(8px);
  z-index: 1000;
  display: flex;
  align-items: center;
  justify-content: center;
}

.login-card {
  width: 100%;
  max-width: 400px;
  padding: 2.5rem 2rem;
  box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.5);
}


/* Switch Toggle */
.switch { position: relative; display: inline-block; width: 50px; height: 26px; } .switch input { opacity: 0; width: 0; height: 0; } .slider { position: absolute; cursor: pointer; top: 0; left: 0; right: 0; bottom: 0; background-color: #cbd5e1; transition: .4s; } .slider:before { position: absolute; content: ''; height: 20px; width: 20px; left: 3px; bottom: 3px; background-color: white; transition: .4s; } input:checked + .slider { background-color: var(--accent-blue); } input:checked + .slider:before { transform: translateX(24px); } .slider.round { border-radius: 34px; } .slider.round:before { border-radius: 50%; }