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

:root {
  --bg-primary: #03060b;
  --bg-secondary: #060a14;
  --bg-card: rgba(10, 16, 30, 0.75);
  --bg-card-hover: rgba(14, 22, 40, 0.85);
  --bg-glass: rgba(10, 16, 30, 0.6);
  --border: rgba(6, 214, 208, 0.08);
  --border-active: rgba(6, 214, 208, 0.25);
  --text-primary: #e8edf5;
  --text-secondary: #7a8ba8;
  --text-muted: #3d4f6a;
  --accent: #06d6d0;
  --accent-purple: #7c3aed;
  --accent-light: #67e8e5;
  --accent-glow: rgba(6, 214, 208, 0.15);
  --purple-glow: rgba(124, 58, 237, 0.15);
  --gradient-1: linear-gradient(135deg, #06d6d0, #7c3aed);
  --gradient-2: linear-gradient(135deg, #7c3aed, #ec4899);
  --gradient-3: linear-gradient(135deg, #06d6d0, #0ea5e9);
  --success: #10b981;
  --warning: #f59e0b;
  --danger: #ef4444;
  --radius: 12px;
  --radius-lg: 16px;
  --shadow: 0 4px 30px rgba(0,0,0,0.4);
  --shadow-glow: 0 0 40px rgba(6, 214, 208, 0.08);
  --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: var(--bg-primary);
  color: var(--text-primary);
  min-height: 100vh;
  overflow-x: hidden;
}

/* ═══ Ambient Background ═══ */
.ambient-glow {
  position: fixed; inset: 0; z-index: 0; pointer-events: none; overflow: hidden;
}
.ambient-glow::before {
  content: ''; position: absolute; width: 600px; height: 600px;
  top: -150px; left: -100px; border-radius: 50%;
  background: radial-gradient(circle, rgba(6, 214, 208, 0.07) 0%, transparent 70%);
  animation: ambientFloat 20s ease-in-out infinite alternate;
}
.ambient-glow::after {
  content: ''; position: absolute; width: 500px; height: 500px;
  bottom: -100px; right: -50px; border-radius: 50%;
  background: radial-gradient(circle, rgba(124, 58, 237, 0.07) 0%, transparent 70%);
  animation: ambientFloat 25s ease-in-out infinite alternate-reverse;
}
@keyframes ambientFloat {
  0% { transform: translate(0, 0) scale(1); }
  100% { transform: translate(40px, 30px) scale(1.15); }
}

/* Grid pattern overlay */
.grid-overlay {
  position: fixed; inset: 0; z-index: 0; pointer-events: none;
  background-image:
    linear-gradient(rgba(6, 214, 208, 0.02) 1px, transparent 1px),
    linear-gradient(90deg, rgba(6, 214, 208, 0.02) 1px, transparent 1px);
  background-size: 60px 60px;
}

/* ═══ Layout ═══ */
.app { display: flex; min-height: 100vh; position: relative; z-index: 1; }

.sidebar {
  width: 260px; background: rgba(6, 10, 20, 0.85);
  backdrop-filter: blur(20px); -webkit-backdrop-filter: blur(20px);
  border-right: 1px solid var(--border);
  display: flex; flex-direction: column;
  position: fixed; top: 0; left: 0; bottom: 0; z-index: 100;
  transition: var(--transition);
}

.sidebar-logo {
  padding: 24px 20px; display: flex; align-items: center; gap: 12px;
  border-bottom: 1px solid var(--border);
}

.sidebar-logo .logo-icon {
  width: 40px; height: 40px; border-radius: 10px;
  background: var(--gradient-1); display: flex; align-items: center;
  justify-content: center; font-size: 20px; font-weight: 800;
  box-shadow: 0 0 20px rgba(6, 214, 208, 0.25);
}

.sidebar-logo h1 {
  font-size: 22px; font-weight: 800;
  background: var(--gradient-1); -webkit-background-clip: text;
  -webkit-text-fill-color: transparent; letter-spacing: 2px;
}

.sidebar-nav { padding: 16px 12px; flex: 1; }

.nav-item {
  display: flex; align-items: center; gap: 12px;
  padding: 12px 16px; border-radius: var(--radius);
  color: var(--text-secondary); font-size: 14px; font-weight: 500;
  cursor: pointer; transition: var(--transition); margin-bottom: 4px;
  border: 1px solid transparent;
}

.nav-item:hover { background: rgba(6, 214, 208, 0.04); color: var(--text-primary); }
.nav-item.active {
  background: var(--accent-glow); color: var(--accent-light);
  border-color: var(--border-active);
  box-shadow: 0 0 20px rgba(6, 214, 208, 0.06);
}

.nav-item .icon { font-size: 18px; width: 24px; text-align: center; }

.sidebar-footer {
  padding: 16px; border-top: 1px solid var(--border);
  font-size: 13px; color: var(--text-secondary);
}

.status-dot {
  width: 8px; height: 8px; border-radius: 50%;
  display: inline-block; margin-right: 8px;
}
.status-dot.online { background: var(--success); box-shadow: 0 0 10px var(--success); }
.status-dot.offline { background: var(--danger); }

.main { flex: 1; margin-left: 260px; padding: 32px; position: relative; z-index: 1; }

.page { display: none; animation: fadeIn 0.4s ease; }
.page.active { display: block; }

@keyframes fadeIn { from { opacity: 0; transform: translateY(12px); } to { opacity: 1; transform: translateY(0); } }

/* ═══ Header ═══ */
.page-header {
  display: flex; justify-content: space-between; align-items: center;
  margin-bottom: 28px;
}
.page-header h2 {
  font-size: 28px; font-weight: 700;
  background: var(--gradient-1); -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}
.page-header .subtitle { color: var(--text-secondary); font-size: 14px; margin-top: 4px; }

/* ═══ Buttons ═══ */
.btn {
  padding: 10px 20px; border-radius: var(--radius); border: none;
  font-family: 'Inter', sans-serif; font-size: 14px; font-weight: 600;
  cursor: pointer; transition: var(--transition); display: inline-flex;
  align-items: center; gap: 8px;
}

.btn-primary {
  background: var(--gradient-1); color: #03060b;
  box-shadow: 0 4px 20px rgba(6, 214, 208, 0.2);
}
.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 30px rgba(6, 214, 208, 0.35);
}

.btn-secondary {
  background: var(--bg-card); color: var(--text-primary);
  border: 1px solid var(--border);
  backdrop-filter: blur(10px);
}
.btn-secondary:hover { border-color: var(--accent); box-shadow: 0 0 15px rgba(6, 214, 208, 0.08); }

.btn-danger { background: rgba(239, 68, 68, 0.1); color: var(--danger); border: 1px solid rgba(239, 68, 68, 0.2); }
.btn-danger:hover { background: rgba(239, 68, 68, 0.15); border-color: rgba(239, 68, 68, 0.4); }
.btn-sm { padding: 6px 14px; font-size: 12px; }
.btn-icon { width: 36px; height: 36px; padding: 0; justify-content: center; border-radius: 10px; }

/* ═══ Cards ═══ */
.card {
  background: var(--bg-card); border: 1px solid var(--border);
  border-radius: var(--radius-lg); padding: 24px;
  backdrop-filter: blur(16px); -webkit-backdrop-filter: blur(16px);
  transition: var(--transition);
}
.card:hover { border-color: var(--border-active); box-shadow: var(--shadow-glow); }

.card-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(300px, 1fr)); gap: 20px; }

/* ═══ Stats Grid ═══ */
.stats-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; margin-bottom: 28px; }

.stat-card {
  background: var(--bg-card); border: 1px solid var(--border);
  border-radius: var(--radius-lg); padding: 20px; position: relative; overflow: hidden;
  backdrop-filter: blur(16px); -webkit-backdrop-filter: blur(16px);
  transition: var(--transition);
}
.stat-card::before {
  content: ''; position: absolute; top: 0; left: 0; right: 0; height: 2px;
  background: var(--gradient-1); opacity: 0.6; transition: var(--transition);
}
.stat-card:hover::before { opacity: 1; }
.stat-card:hover { border-color: var(--border-active); box-shadow: var(--shadow-glow); }
.stat-card .stat-icon { font-size: 28px; margin-bottom: 12px; }
.stat-card .stat-value {
  font-size: 32px; font-weight: 800; margin-bottom: 4px;
  background: var(--gradient-1); -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}
.stat-card .stat-label { font-size: 13px; color: var(--text-secondary); }

/* ═══ Forms ═══ */
.form-group { margin-bottom: 18px; }
.form-group label {
  display: block; font-size: 12px; font-weight: 600; color: var(--text-secondary);
  margin-bottom: 6px; text-transform: uppercase; letter-spacing: 0.8px;
}
.form-input, .form-textarea, .form-select {
  width: 100%; padding: 12px 16px; background: rgba(3, 6, 11, 0.8);
  border: 1px solid var(--border); border-radius: var(--radius);
  color: var(--text-primary); font-family: 'Inter', sans-serif; font-size: 14px;
  transition: var(--transition); outline: none;
}
.form-input:focus, .form-textarea:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px var(--accent-glow), 0 0 20px rgba(6, 214, 208, 0.08);
}
.form-textarea { resize: vertical; min-height: 80px; }

/* ═══ Modal ═══ */
.modal-overlay {
  position: fixed; inset: 0; background: rgba(3, 6, 11, 0.8);
  backdrop-filter: blur(12px); -webkit-backdrop-filter: blur(12px);
  z-index: 200; display: none; align-items: center; justify-content: center;
  animation: fadeIn 0.2s ease;
}
.modal-overlay.active { display: flex; }

.modal {
  background: rgba(8, 14, 28, 0.95); border: 1px solid var(--border);
  border-radius: var(--radius-lg); padding: 32px; width: 90%; max-width: 520px;
  box-shadow: 0 8px 60px rgba(0,0,0,0.5), 0 0 40px rgba(6, 214, 208, 0.05);
  backdrop-filter: blur(20px); -webkit-backdrop-filter: blur(20px);
}
.modal h3 {
  font-size: 20px; margin-bottom: 20px;
  background: var(--gradient-1); -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}
.modal-actions { display: flex; gap: 12px; justify-content: flex-end; margin-top: 24px; }

/* ═══ Table ═══ */
.data-table { width: 100%; border-collapse: collapse; }
.data-table th {
  text-align: left; font-size: 11px; font-weight: 600; color: var(--text-muted);
  text-transform: uppercase; letter-spacing: 0.8px; padding: 12px 16px;
  border-bottom: 1px solid var(--border);
}
.data-table td { padding: 14px 16px; border-bottom: 1px solid rgba(6, 214, 208, 0.03); font-size: 14px; }
.data-table tr:hover td { background: rgba(6, 214, 208, 0.02); }

/* ═══ Tags / Badges ═══ */
.badge {
  display: inline-flex; align-items: center; padding: 4px 10px;
  border-radius: 20px; font-size: 11px; font-weight: 600; text-transform: uppercase;
  letter-spacing: 0.3px;
}
.badge-success { background: rgba(16, 185, 129, 0.12); color: var(--success); }
.badge-warning { background: rgba(245, 158, 11, 0.12); color: var(--warning); }
.badge-danger { background: rgba(239, 68, 68, 0.12); color: var(--danger); }
.badge-info { background: rgba(6, 214, 208, 0.1); color: var(--accent-light); }

.tag {
  display: inline-block; padding: 3px 8px; background: rgba(6, 214, 208, 0.06);
  border-radius: 6px; font-size: 11px; color: var(--text-secondary); margin: 2px;
  border: 1px solid rgba(6, 214, 208, 0.06);
}

/* ═══ Empty State ═══ */
.empty-state {
  text-align: center; padding: 60px 20px; color: var(--text-muted);
}
.empty-state .empty-icon { font-size: 48px; margin-bottom: 16px; opacity: 0.5; }
.empty-state h3 { font-size: 18px; color: var(--text-secondary); margin-bottom: 8px; }

/* ═══ Upload Zone ═══ */
.upload-zone {
  border: 2px dashed var(--border); border-radius: var(--radius-lg);
  padding: 40px; text-align: center; cursor: pointer;
  transition: var(--transition); background: rgba(6, 214, 208, 0.01);
}
.upload-zone:hover, .upload-zone.dragover {
  border-color: var(--accent); background: rgba(6, 214, 208, 0.04);
  box-shadow: 0 0 30px rgba(6, 214, 208, 0.05);
}
.upload-zone .upload-icon { font-size: 36px; margin-bottom: 12px; opacity: 0.6; }

/* ═══ Media Grid ═══ */
.media-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(140px, 1fr)); gap: 12px; margin-top: 16px; }
.media-item {
  position: relative; border-radius: var(--radius); overflow: hidden;
  aspect-ratio: 16/9; background: var(--bg-primary); border: 1px solid var(--border);
}
.media-item img { width: 100%; height: 100%; object-fit: cover; }
.media-item .media-remove {
  position: absolute; top: 4px; right: 4px; width: 24px; height: 24px;
  background: rgba(3,6,11,0.8); border: none; color: white; border-radius: 50%;
  cursor: pointer; font-size: 12px; display: flex; align-items: center; justify-content: center;
  backdrop-filter: blur(4px);
}

/* ═══ Post Card ═══ */
.post-card { display: flex; gap: 16px; padding: 20px; }
.post-card .post-thumb {
  width: 80px; height: 142px; border-radius: 10px; overflow: hidden;
  background: var(--bg-primary); flex-shrink: 0; border: 1px solid var(--border);
}
.post-card .post-thumb video, .post-card .post-thumb img { width: 100%; height: 100%; object-fit: cover; }
.post-card .post-info { flex: 1; }
.post-card .post-caption { font-size: 14px; line-height: 1.5; margin-bottom: 8px; }
.post-card .post-meta { font-size: 12px; color: var(--text-muted); }

/* ═══ Settings ═══ */
.settings-section { margin-bottom: 32px; }
.settings-section h3 {
  font-size: 16px; font-weight: 700; margin-bottom: 16px; padding-bottom: 8px;
  border-bottom: 1px solid var(--border);
}
.setting-row {
  display: flex; justify-content: space-between; align-items: center;
  padding: 14px 0; border-bottom: 1px solid rgba(6, 214, 208, 0.03);
}
.setting-row .setting-info { flex: 1; }
.setting-row .setting-label { font-size: 14px; font-weight: 500; }
.setting-row .setting-desc { font-size: 12px; color: var(--text-muted); margin-top: 2px; }

/* Toggle switch */
.toggle { position: relative; width: 48px; height: 26px; cursor: pointer; }
.toggle input { display: none; }
.toggle .slider {
  position: absolute; inset: 0; background: rgba(3, 6, 11, 0.8);
  border-radius: 26px; border: 1px solid var(--border); transition: var(--transition);
}
.toggle .slider::before {
  content: ''; position: absolute; width: 20px; height: 20px;
  border-radius: 50%; background: var(--text-muted); left: 2px; top: 2px;
  transition: var(--transition);
}
.toggle input:checked + .slider { background: var(--accent); border-color: var(--accent); box-shadow: 0 0 12px rgba(6, 214, 208, 0.3); }
.toggle input:checked + .slider::before { transform: translateX(22px); background: #03060b; }

/* ═══ Toast ═══ */
.toast-container { position: fixed; top: 20px; right: 20px; z-index: 300; display: flex; flex-direction: column; gap: 8px; }
.toast {
  background: rgba(10, 16, 30, 0.9); border: 1px solid var(--border); border-radius: var(--radius);
  padding: 14px 20px; display: flex; align-items: center; gap: 10px;
  font-size: 14px; box-shadow: var(--shadow); animation: slideIn 0.3s ease;
  min-width: 280px; backdrop-filter: blur(16px);
}
.toast.success { border-left: 3px solid var(--success); }
.toast.error { border-left: 3px solid var(--danger); }
.toast.info { border-left: 3px solid var(--accent); }
@keyframes slideIn { from { opacity: 0; transform: translateX(50px); } to { opacity: 1; transform: translateX(0); } }

/* ═══ Pulse Animation ═══ */
.pulse-ring {
  width: 12px; height: 12px; border-radius: 50%; background: var(--accent);
  position: relative;
}
.pulse-ring::before {
  content: ''; position: absolute; inset: -4px; border-radius: 50%;
  border: 2px solid var(--accent); animation: pulseRing 2s infinite;
}
@keyframes pulseRing { 0% { transform: scale(1); opacity: 1; } 100% { transform: scale(2); opacity: 0; } }

/* ═══ Scrollbar ═══ */
::-webkit-scrollbar { width: 6px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: rgba(6, 214, 208, 0.15); border-radius: 3px; }
::-webkit-scrollbar-thumb:hover { background: rgba(6, 214, 208, 0.25); }

/* ═══ Selection ═══ */
::selection { background: rgba(6, 214, 208, 0.2); color: var(--text-primary); }

/* ═══ Responsive ═══ */
@media (max-width: 1024px) {
  .stats-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 768px) {
  .sidebar { width: 60px; }
  .sidebar .nav-label, .sidebar-logo h1, .sidebar-footer span { display: none; }
  .sidebar-logo { justify-content: center; padding: 16px 8px; }
  .nav-item { justify-content: center; padding: 12px; }
  .main { margin-left: 60px; padding: 16px; }
  .stats-grid { grid-template-columns: 1fr; }
}


.project-tabs {
  display: flex;
  gap: 12px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
  padding-bottom: 24px;
  margin-bottom: 24px;
  flex-wrap: wrap;
}

.project-tab {
  padding: 10px 20px;
  color: var(--text-secondary);
  cursor: pointer;
  border-radius: var(--radius);
  background: var(--bg-card);
  border: 1px solid var(--border);
  transition: var(--transition);
  font-weight: 600;
  font-size: 14px;
  display: flex;
  align-items: center;
  gap: 8px;
}

.project-tab:hover {
  color: var(--text-primary);
  background: var(--bg-card-hover);
  border-color: var(--accent);
  box-shadow: 0 0 15px rgba(6, 214, 208, 0.08);
}

.project-tab.active {
  color: #03060b;
  background: var(--gradient-1);
  border-color: transparent;
  box-shadow: 0 4px 20px rgba(6, 214, 208, 0.2);
}