/* ==========================================================================
   SKOOL DOWNLOADER V2 — ADMIN PANEL DESIGN SYSTEM
   Dark Glassmorphism Emerald Theme
   ========================================================================== */

@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700&family=Outfit:wght@400;500;600;700;800;900&display=swap');

:root {
  --bg-dark: #050907;
  --bg-surface: #0a110e;
  --bg-surface-elevated: #111a16;
  --bg-glass: rgba(13, 22, 18, 0.85);
  --border-glass: rgba(255, 255, 255, 0.08);
  --border-glow: rgba(16, 185, 129, 0.3);

  --primary: #10b981;
  --primary-hover: #059669;
  --primary-glow: rgba(16, 185, 129, 0.25);
  --accent-cyan: #06b6d4;
  --accent-gold: #f59e0b;
  --accent-red: #ef4444;
  --accent-blue: #3b82f6;

  --text-main: #f9fafb;
  --text-muted: #9ca3af;
  --text-dim: #6b7280;

  --font-heading: 'Outfit', -apple-system, BlinkMacSystemFont, sans-serif;
  --font-body: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;

  --radius-sm: 8px;
  --radius-md: 14px;
  --radius-lg: 20px;
  --radius-full: 9999px;

  --shadow-glow: 0 0 30px rgba(16, 185, 129, 0.15);
  --shadow-card: 0 20px 40px -15px rgba(0, 0, 0, 0.6);
  --transition: all 0.2s cubic-bezier(0.16, 1, 0.3, 1);
}

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

body {
  background-color: var(--bg-dark);
  color: var(--text-main);
  font-family: var(--font-body);
  line-height: 1.5;
  min-height: 100vh;
  -webkit-font-smoothing: antialiased;
}

/* Background Ambient Glow */
body::before {
  content: '';
  position: fixed;
  top: -10%;
  left: 50%;
  transform: translateX(-50%);
  width: 100vw;
  height: 600px;
  background: radial-gradient(circle, rgba(16, 185, 129, 0.08) 0%, rgba(6, 182, 212, 0.03) 40%, transparent 70%);
  pointer-events: none;
  z-index: 0;
}

/* LOGIN LAYOUT */
.login-body {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24px;
}

.login-card {
  width: 100%;
  max-width: 440px;
  background: var(--bg-glass);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border: 1px solid var(--border-glass);
  border-radius: var(--radius-lg);
  padding: 40px;
  box-shadow: var(--shadow-card), var(--shadow-glow);
  position: relative;
  z-index: 1;
}

.login-header {
  text-align: center;
  margin-bottom: 32px;
}

.brand-mark-lg {
  width: 54px;
  height: 54px;
  background: linear-gradient(135deg, var(--primary), var(--accent-cyan));
  color: #03140d;
  font-family: var(--font-heading);
  font-weight: 900;
  font-size: 1.8rem;
  border-radius: var(--radius-md);
  display: inline-grid;
  place-items: center;
  margin-bottom: 16px;
  box-shadow: 0 0 25px var(--primary-glow);
}

.login-header h1 {
  font-family: var(--font-heading);
  font-size: 1.75rem;
  font-weight: 800;
}

.login-header p {
  color: var(--text-muted);
  font-size: 0.9rem;
  margin-top: 4px;
}

.form-group {
  margin-bottom: 20px;
}

.form-group label {
  display: block;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text-muted);
  margin-bottom: 8px;

}

.form-input {
  width: 100%;
  background: rgba(0, 0, 0, 0.4);
  border: 1px solid var(--border-glass);
  border-radius: var(--radius-sm);
  padding: 12px 16px;
  color: var(--text-main);
  font-family: var(--font-body);
  font-size: 0.95rem;
  transition: var(--transition);
}

.form-input:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: 0 0 15px var(--primary-glow);
}

.btn-primary {
  width: 100%;
  background: linear-gradient(135deg, var(--primary), var(--primary-hover));
  color: #03140d;
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 1rem;
  padding: 14px 24px;
  border: none;
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: var(--transition);
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 25px var(--primary-glow);
}

.btn-secondary {
  background: var(--bg-surface-elevated);
  color: var(--text-main);
  border: 1px solid var(--border-glass);
  font-family: var(--font-heading);
  font-weight: 600;
  font-size: 0.9rem;
  padding: 10px 18px;
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: var(--transition);
}

.btn-secondary:hover {
  background: rgba(255, 255, 255, 0.1);
}

.btn-danger {
  background: rgba(239, 68, 68, 0.15);
  color: #fca5a5;
  border: 1px solid rgba(239, 68, 68, 0.3);
  font-family: var(--font-heading);
  font-weight: 600;
  font-size: 0.85rem;
  padding: 8px 14px;
  border-radius: var(--radius-sm);
  cursor: pointer;
}

.btn-danger:hover {
  background: rgba(239, 68, 68, 0.3);
}

.alert-box {
  padding: 12px 16px;
  border-radius: var(--radius-sm);
  font-size: 0.85rem;
  margin-bottom: 20px;
}

.alert-danger {
  background: rgba(239, 68, 68, 0.15);
  border: 1px solid rgba(239, 68, 68, 0.3);
  color: #f87171;
}

.alert-success {
  background: rgba(16, 185, 129, 0.15);
  border: 1px solid rgba(16, 185, 129, 0.3);
  color: #34d399;
}

/* ADMIN MAIN LAYOUT */
.admin-wrapper {
  display: flex;
  min-height: 100vh;
  position: relative;
  z-index: 1;
}

.admin-sidebar {
  width: 260px;
  background: var(--bg-surface);
  border-right: 1px solid var(--border-glass);
  padding: 24px 16px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.sidebar-top {
  display: flex;
  flex-direction: column;
  gap: 32px;
}

.brand-admin {
  display: flex;
  align-items: center;
  gap: 12px;
  color: var(--text-main);
  text-decoration: none;
  font-family: var(--font-heading);
  font-weight: 800;
  font-size: 1.1rem;
}

.nav-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.nav-link {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 12px 16px;
  color: var(--text-muted);
  text-decoration: none;
  border-radius: var(--radius-sm);
  font-weight: 500;
  font-size: 0.95rem;
  transition: var(--transition);
}

.nav-link:hover, .nav-link.active {
  background: var(--bg-surface-elevated);
  color: var(--primary);
  border-left: 3px solid var(--primary);
}

.sidebar-user {
  padding-top: 16px;
  border-top: 1px solid var(--border-glass);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.user-info small {
  display: block;
  color: var(--text-dim);
  font-size: 0.75rem;
}

.user-info strong {
  color: var(--text-main);
  font-size: 0.9rem;
}

.btn-logout {
  appearance: none;
  background: transparent;
  border: 0;
  color: var(--text-muted);
  cursor: pointer;
  font-family: inherit;
  text-decoration: none;
  font-size: 1.2rem;
  padding: 6px;
  border-radius: 4px;
}

.btn-logout:hover {
  color: var(--accent-red);
  background: rgba(239, 68, 68, 0.1);
}

/* CONTENT AREA */
.admin-content {
  flex: 1;
  padding: 32px 40px;
  overflow-y: auto;
}

.page-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 28px;
}

.page-title h2 {
  font-family: var(--font-heading);
  font-size: 1.8rem;
  font-weight: 800;
}

.page-title p {
  color: var(--text-muted);
  font-size: 0.9rem;
}

/* METRIC CARDS */
.stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 20px;
  margin-bottom: 32px;
}

.stat-card {
  background: var(--bg-surface);
  border: 1px solid var(--border-glass);
  border-radius: var(--radius-md);
  padding: 20px 24px;
  position: relative;
  overflow: hidden;
}

.stat-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 3px;
  background: linear-gradient(90deg, var(--primary), var(--accent-cyan));
}

.stat-title {
  color: var(--text-muted);
  font-size: 0.85rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.stat-value {
  font-family: var(--font-heading);
  font-size: 2.2rem;
  font-weight: 800;
  margin: 6px 0;
  color: var(--text-main);
}

.stat-sub {
  color: var(--text-dim);
  font-size: 0.8rem;
}

/* DATA TABLE & FILTER BAR */
.table-card {
  background: var(--bg-surface);
  border: 1px solid var(--border-glass);
  border-radius: var(--radius-md);
  padding: 24px;
  box-shadow: var(--shadow-card);
}

.filter-bar {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 24px;
}

.search-box {
  position: relative;
  flex: 1;
  min-width: 240px;
}

.search-box input {
  padding-left: 40px;
}

.search-icon {
  position: absolute;
  left: 14px;
  top: 50%;
  transform: translateY(-50%);
  color: var(--text-dim);
}

.filter-group {
  display: flex;
  gap: 12px;
  align-items: center;
}

.select-input {
  background: rgba(0, 0, 0, 0.4);
  border: 1px solid var(--border-glass);
  border-radius: var(--radius-sm);
  padding: 10px 14px;
  color: var(--text-main);
  font-size: 0.9rem;
}

.select-input option {
  background: var(--bg-surface);
  color: var(--text-main);
}

/* TABLE */
.table-responsive {
  overflow-x: auto;
}

.data-table {
  width: 100%;
  border-collapse: collapse;
  text-align: left;
}

.data-table th {
  background: rgba(0, 0, 0, 0.2);
  padding: 14px 16px;
  font-size: 0.8rem;
  font-weight: 700;
  text-transform: uppercase;
  color: var(--text-muted);
  border-bottom: 1px solid var(--border-glass);
  cursor: pointer;
  user-select: none;
}

.data-table th:hover {
  color: var(--primary);
}

.data-table td {
  padding: 16px;
  font-size: 0.9rem;
  border-bottom: 1px solid rgba(255, 255, 255, 0.04);
}

.data-table tbody tr:hover {
  background: rgba(16, 185, 129, 0.04);
}

/* BADGES & STATUS SELECT */
.status-badge {
  padding: 4px 10px;
  border-radius: var(--radius-full);
  font-size: 0.75rem;
  font-weight: 700;
  display: inline-block;
}

.status-nuevo { background: rgba(16, 185, 129, 0.15); color: #34d399; border: 1px solid rgba(16, 185, 129, 0.3); }
.status-contactado { background: rgba(59, 130, 246, 0.15); color: #60a5fa; border: 1px solid rgba(59, 130, 246, 0.3); }
.status-interesado { background: rgba(245, 158, 11, 0.15); color: #fbbf24; border: 1px solid rgba(245, 158, 11, 0.3); }
.status-compro { background: rgba(168, 85, 247, 0.15); color: #c084fc; border: 1px solid rgba(168, 85, 247, 0.3); }
.status-nointeresado { background: rgba(107, 114, 128, 0.15); color: #9ca3af; border: 1px solid rgba(107, 114, 128, 0.3); }

/* PAGINATION */
.pagination-bar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-top: 24px;
  padding-top: 16px;
  border-top: 1px solid var(--border-glass);
}

.pagination-info {
  color: var(--text-dim);
  font-size: 0.85rem;
}

.pagination-controls {
  display: flex;
  gap: 8px;
}

.btn-page {
  background: var(--bg-surface-elevated);
  border: 1px solid var(--border-glass);
  color: var(--text-main);
  padding: 6px 12px;
  border-radius: var(--radius-sm);
  cursor: pointer;
}

.btn-page:disabled {
  opacity: 0.4;
  cursor: not-allowed;
}

/* PIXEL MANAGEMENT CARDS */
.pixels-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
  gap: 20px;
}

.pixel-card {
  background: var(--bg-surface);
  border: 1px solid var(--border-glass);
  border-radius: var(--radius-md);
  padding: 24px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.pixel-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  margin-bottom: 16px;
}

.pixel-platform {
  display: flex;
  align-items: center;
  gap: 10px;
}

.platform-icon {
  width: 38px;
  height: 38px;
  border-radius: 10px;
  display: grid;
  place-items: center;
  font-size: 1.2rem;
  font-weight: 800;
}

.icon-facebook { background: rgba(24, 119, 242, 0.15); color: #1877f2; }
.icon-google_gtm { background: rgba(66, 133, 244, 0.15); color: #4285f4; }
.icon-google_analytics { background: rgba(234, 67, 53, 0.15); color: #ea4335; }
.icon-tiktok { background: rgba(254, 44, 85, 0.15); color: #fe2c55; }
.icon-pinterest { background: rgba(230, 0, 35, 0.15); color: #e60023; }

/* TOGGLE SWITCH */
.switch {
  position: relative;
  display: inline-block;
  width: 44px;
  height: 24px;
}

.switch input { opacity: 0; width: 0; height: 0; }

.slider {
  position: absolute;
  cursor: pointer;
  top: 0; left: 0; right: 0; bottom: 0;
  background-color: rgba(255, 255, 255, 0.1);
  transition: .3s;
  border-radius: 24px;
}

.slider:before {
  position: absolute;
  content: "";
  height: 18px;
  width: 18px;
  left: 3px;
  bottom: 3px;
  background-color: white;
  transition: .3s;
  border-radius: 50%;
}

input:checked + .slider {
  background-color: var(--primary);
}

input:checked + .slider:before {
  transform: translateX(20px);
}

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

.modal-backdrop.open {
  opacity: 1;
  pointer-events: auto;
}

.modal-box {
  background: var(--bg-surface-elevated);
  border: 1px solid var(--border-glass);
  border-radius: var(--radius-lg);
  width: 90%;
  max-width: 520px;
  padding: 32px;
  box-shadow: var(--shadow-card);
}

.modal-title {
  font-family: var(--font-heading);
  font-size: 1.4rem;
  margin-bottom: 20px;
}