:root {
  --bg-950: #060913;
  --bg-900: #0b1120;
  --bg-850: #0f172a;
  --bg-800: #1e293b;
  --bg-750: #27354f;
  --bg-700: #334155;
  --bg-600: #475569;
  
  --text-50:  #f8fafc;
  --text-100: #f1f5f9;
  --text-200: #e2e8f0;
  --text-300: #cbd5e1;
  --text-400: #94a3b8;
  --text-500: #64748b;
  
  --purple:       #8b5cf6;
  --purple-hover: #7c3aed;
  --purple-glow:  rgba(139, 92, 246, 0.25);
  --green:        #10b981;
  --green-glow:   rgba(16, 185, 129, 0.25);
  --blue:         #3b82f6;
  --orange:       #f97316;
  --cyan:         #06b6d4;
  --red:          #ef4444;
  
  --border-color: rgba(255, 255, 255, 0.08);
  --border-focus: rgba(139, 92, 246, 0.6);
  --sidebar-w: 260px;
  --radius: 14px;
  --radius-sm: 8px;
  --transition: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
}

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

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  background: var(--bg-950);
  color: var(--text-100);
  display: flex;
  min-height: 100vh;
  -webkit-font-smoothing: antialiased;
  line-height: 1.5;
}

/* ── AUTH PAGES (LOGIN / REGISTER) ── */
.auth-page {
  display: flex;
  align-items: center;
  justify-content: center;
  background: radial-gradient(circle at top right, rgba(139, 92, 246, 0.12), transparent 40%),
              radial-gradient(circle at bottom left, rgba(59, 130, 246, 0.08), transparent 40%),
              var(--bg-950);
  min-height: 100vh;
  width: 100%;
}

.auth-wrapper {
  width: 100%;
  max-width: 440px;
  padding: 24px 16px;
}

.auth-card {
  background: rgba(15, 23, 42, 0.85);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border: 1px solid var(--border-color);
  border-radius: var(--radius);
  padding: 40px 32px;
  box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.7),
              0 0 0 1px rgba(255, 255, 255, 0.05);
}

.auth-logo {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 1.5rem;
  font-weight: 800;
  color: #fff;
  margin-bottom: 24px;
}
.auth-logo i {
  color: var(--purple);
  filter: drop-shadow(0 0 8px var(--purple-glow));
  font-size: 1.8rem;
}
.auth-card h2 {
  font-size: 1.4rem;
  font-weight: 700;
  color: var(--text-50);
  margin-bottom: 4px;
}
.auth-sub {
  color: var(--text-400);
  font-size: 0.88rem;
  margin-bottom: 24px;
}

.auth-form {
  display: flex;
  flex-direction: column;
  gap: 18px;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 7px;
}
.form-group label {
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--text-300);
  display: flex;
  align-items: center;
  gap: 8px;
}
.form-group label i {
  color: var(--purple);
}
.form-group input, .form-group select, .form-group textarea {
  background: rgba(11, 17, 32, 0.8);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  color: var(--text-100);
  padding: 12px 16px;
  font-size: 0.95rem;
  font-family: inherit;
  transition: var(--transition);
  width: 100%;
}
.form-group input:focus, .form-group select:focus, .form-group textarea:focus {
  outline: none;
  border-color: var(--purple);
  box-shadow: 0 0 0 3px var(--purple-glow);
  background: var(--bg-900);
}

/* ── BUTTONS ── */
.btn-primary {
  background: linear-gradient(135deg, var(--purple), var(--purple-hover));
  color: #fff;
  border: none;
  border-radius: var(--radius-sm);
  padding: 12px 20px;
  font-size: 0.95rem;
  font-weight: 600;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  justify-content: center;
  transition: var(--transition);
  text-decoration: none;
  box-shadow: 0 4px 12px var(--purple-glow);
}
.btn-primary:hover {
  filter: brightness(1.1);
  transform: translateY(-1px);
  box-shadow: 0 6px 16px var(--purple-glow);
}
.btn-primary:active {
  transform: translateY(0);
}
.btn-full { width: 100%; }

.btn-green  { background: linear-gradient(135deg, #10b981, #059669); box-shadow: 0 4px 12px var(--green-glow); }
.btn-blue   { background: linear-gradient(135deg, #3b82f6, #2563eb); }
.btn-purple { background: linear-gradient(135deg, #8b5cf6, #7c3aed); }
.btn-red    { background: linear-gradient(135deg, #ef4444, #dc2626); }

/* ── ALERTS ── */
.alert {
  padding: 12px 16px;
  border-radius: var(--radius-sm);
  font-size: 0.88rem;
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 20px;
}
.alert-error   { background: rgba(239, 68, 68, 0.12); border: 1px solid rgba(239, 68, 68, 0.3); color: #fca5a5; }
.alert-success { background: rgba(16, 185, 129, 0.12); border: 1px solid rgba(16, 185, 129, 0.3); color: #86efac; }
.alert-info    { background: rgba(139, 92, 246, 0.12); border: 1px solid rgba(139, 92, 246, 0.3); color: #c4b5fd; }

/* ── SIDEBAR (LARAVEL FILAMENT STYLE) ── */
.sidebar {
  width: var(--sidebar-w);
  background: var(--bg-900);
  border-right: 1px solid var(--border-color);
  display: flex;
  flex-direction: column;
  padding: 24px 0;
  position: fixed;
  top: 0;
  left: 0;
  height: 100vh;
  z-index: 100;
  transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.sidebar-logo {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 0 24px 24px;
  font-weight: 800;
  font-size: 1.15rem;
  color: #fff;
  border-bottom: 1px solid var(--border-color);
}
.sidebar-logo i {
  font-size: 1.6rem;
  color: var(--purple);
  filter: drop-shadow(0 0 6px var(--purple-glow));
}

.sidebar nav {
  flex: 1;
  padding: 18px 0;
  overflow-y: auto;
}

.nav-section {
  padding: 0 24px 8px;
  font-size: 0.72rem;
  font-weight: 700;
  color: var(--text-500);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-top: 14px;
}

.nav-item {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 10px 24px;
  font-size: 0.92rem;
  font-weight: 500;
  color: var(--text-300);
  text-decoration: none;
  transition: var(--transition);
  border-left: 3px solid transparent;
}
.nav-item:hover {
  background: rgba(139, 92, 246, 0.08);
  color: #fff;
}
.nav-item.active {
  background: rgba(139, 92, 246, 0.14);
  color: #fff;
  font-weight: 600;
  border-left-color: var(--purple);
}
.nav-item i {
  width: 20px;
  text-align: center;
  font-size: 1rem;
  color: var(--text-400);
}
.nav-item.active i, .nav-item:hover i {
  color: var(--purple);
}

.sidebar-footer {
  padding: 16px 24px;
  border-top: 1px solid var(--border-color);
}

/* ── MAIN CONTENT ── */
.main-content {
  margin-left: var(--sidebar-w);
  flex: 1;
  padding: 32px 40px;
  max-width: calc(100vw - var(--sidebar-w));
  overflow-x: hidden;
}

/* ── TOPBAR ── */
.topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 32px;
  padding-bottom: 20px;
  border-bottom: 1px solid var(--border-color);
}
.topbar h1 {
  font-size: 1.6rem;
  font-weight: 800;
  display: flex;
  align-items: center;
  gap: 12px;
  color: var(--text-50);
}
.topbar h1 i { color: var(--purple); }
.topbar-time {
  color: var(--text-400);
  font-size: 0.85rem;
  background: var(--bg-900);
  padding: 6px 14px;
  border-radius: 20px;
  border: 1px solid var(--border-color);
}

/* ── STATS GRID ── */
.stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 16px;
  margin-bottom: 28px;
}
.stat-card {
  background: var(--bg-900);
  border: 1px solid var(--border-color);
  border-radius: var(--radius);
  padding: 22px;
  display: flex;
  align-items: center;
  gap: 18px;
  transition: var(--transition);
}
.stat-card:hover {
  transform: translateY(-2px);
  border-color: rgba(139, 92, 246, 0.3);
  box-shadow: 0 10px 25px -5px rgba(0, 0, 0, 0.4);
}
.stat-icon {
  width: 52px;
  height: 52px;
  border-radius: 14px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.4rem;
  flex-shrink: 0;
}
.accent-blue .stat-icon   { background: rgba(59, 130, 246, 0.15);  color: var(--blue); }
.accent-green .stat-icon  { background: rgba(16, 185, 129, 0.15);  color: var(--green); }
.accent-purple .stat-icon { background: rgba(139, 92, 246, 0.15); color: var(--purple); }
.accent-orange .stat-icon { background: rgba(249, 115, 22, 0.15); color: var(--orange); }
.accent-cyan .stat-icon   { background: rgba(6, 182, 212, 0.15);  color: var(--cyan); }
.accent-red .stat-icon    { background: rgba(239, 68, 68, 0.15);  color: var(--red); }

.stat-value {
  display: block;
  font-size: 1.9rem;
  font-weight: 800;
  line-height: 1;
  color: var(--text-50);
}
.stat-label {
  font-size: 0.8rem;
  color: var(--text-400);
  margin-top: 6px;
  display: block;
  font-weight: 500;
}

/* ── CARDS ── */
.card {
  background: var(--bg-900);
  border: 1px solid var(--border-color);
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.2);
}
.card-header {
  padding: 18px 24px;
  border-bottom: 1px solid var(--border-color);
  display: flex;
  align-items: center;
  justify-content: space-between;
  background: rgba(255, 255, 255, 0.015);
}
.card-header h3 {
  font-size: 1.05rem;
  font-weight: 700;
  display: flex;
  align-items: center;
  gap: 10px;
  color: var(--text-100);
}
.card-header h3 i { color: var(--purple); }
.card-body { padding: 24px; }

.content-grid-2 {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
  margin-bottom: 20px;
}
.mt-20 { margin-top: 20px; }

/* ── TOP LIST ── */
.top-list { display: flex; flex-direction: column; gap: 10px; }
.top-item {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 10px 16px;
  background: rgba(255, 255, 255, 0.02);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  font-size: 0.9rem;
}
.top-rank { color: var(--text-400); font-weight: 700; min-width: 28px; }
.top-query { flex: 1; color: var(--text-100); word-break: break-all; font-weight: 500; }

/* ── BADGES ── */
.badge-purple { background: rgba(139, 92, 246, 0.15); border: 1px solid rgba(139, 92, 246, 0.3); color: #c4b5fd; padding: 3px 10px; border-radius: 20px; font-size: 0.78rem; font-weight: 600; }
.badge-green  { background: rgba(16, 185, 129, 0.15); border: 1px solid rgba(16, 185, 129, 0.3); color: #86efac; padding: 3px 10px; border-radius: 20px; font-size: 0.78rem; font-weight: 600; }
.badge-red    { background: rgba(239, 68, 68, 0.15);  border: 1px solid rgba(239, 68, 68, 0.3);  color: #fca5a5; padding: 3px 10px; border-radius: 20px; font-size: 0.78rem; font-weight: 600; }
.badge-blue   { background: rgba(59, 130, 246, 0.15); border: 1px solid rgba(59, 130, 246, 0.3); color: #93c5fd; padding: 3px 10px; border-radius: 20px; font-size: 0.78rem; font-weight: 600; }
.badge-orange { background: rgba(249, 115, 22, 0.15); border: 1px solid rgba(249, 115, 22, 0.3); color: #fed7aa; padding: 3px 10px; border-radius: 20px; font-size: 0.78rem; font-weight: 600; }

/* ── TABLES ── */
.table-wrap { overflow-x: auto; -webkit-overflow-scrolling: touch; }
table { width: 100%; border-collapse: collapse; font-size: 0.9rem; }
thead th {
  padding: 14px 18px;
  text-align: left;
  color: var(--text-400);
  font-weight: 700;
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  border-bottom: 1px solid var(--border-color);
  background: rgba(255, 255, 255, 0.01);
}
tbody td {
  padding: 14px 18px;
  border-bottom: 1px solid var(--border-color);
  color: var(--text-200);
  vertical-align: middle;
}
tbody tr:hover td {
  background: rgba(139, 92, 246, 0.03);
}
tbody tr:last-child td { border-bottom: none; }

/* ── CODES ── */
.codes-generated { display: flex; flex-direction: column; gap: 8px; }
.code-item {
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  padding: 10px 14px;
  font-family: monospace;
  font-size: 1rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.code-copy {
  background: none;
  border: none;
  color: var(--purple);
  cursor: pointer;
  font-size: 1rem;
  padding: 4px 8px;
  transition: var(--transition);
}
.code-copy:hover { color: #fff; }

/* ── MOBILE HEADER & DRAWER ── */
.mobile-header {
  display: none;
  align-items: center;
  justify-content: space-between;
  padding: 16px 20px;
  background: var(--bg-900);
  border-bottom: 1px solid var(--border-color);
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 90;
}
.mobile-menu-toggle {
  background: var(--bg-800);
  border: 1px solid var(--border-color);
  color: #fff;
  font-size: 1.2rem;
  padding: 8px 12px;
  border-radius: var(--radius-sm);
  cursor: pointer;
}
.sidebar-overlay {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.7);
  backdrop-filter: blur(4px);
  z-index: 95;
}

/* ── RESPONSIVE RULES ── */
@media (max-width: 960px) {
  .content-grid-2 { grid-template-columns: 1fr; }
  .stats-grid { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 768px) {
  body { flex-direction: column; }
  .mobile-header { display: flex; }
  .sidebar {
    transform: translateX(-100%);
    box-shadow: 20px 0 50px rgba(0, 0, 0, 0.8);
  }
  .sidebar.open {
    transform: translateX(0);
  }
  .sidebar-overlay.open {
    display: block;
  }
  .main-content {
    margin-left: 0;
    max-width: 100vw;
    padding: 80px 16px 32px;
  }
  .stats-grid { grid-template-columns: 1fr; }
  .topbar { flex-direction: column; align-items: flex-start; gap: 8px; }
  .auth-card { padding: 32px 20px; }
}