/* =============================================
   VIVAHEBERG — Admin Panel Styles
   ============================================= */

:root {
  --admin-sidebar-w: 260px;
  --admin-header-h: 60px;
}

/* --- Reset for admin pages --- */
.admin-body {
  font-family: 'Inter', system-ui, sans-serif;
  background: var(--bg-primary);
  color: var(--text-primary);
  margin: 0; padding: 0;
  min-height: 100vh;
}

/* =============================================
   LOGIN PAGE
   ============================================= */
.login-page {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  overflow: hidden;
}
.login-bg {
  position: fixed;
  inset: 0;
  background: var(--bg-primary);
  z-index: 0;
}
.login-bg::before {
  content: '';
  position: absolute;
  width: 600px; height: 600px;
  top: -200px; left: -200px;
  background: radial-gradient(circle, rgba(26,111,255,0.15) 0%, transparent 70%);
  border-radius: 50%;
}
.login-bg::after {
  content: '';
  position: absolute;
  width: 400px; height: 400px;
  bottom: -100px; right: -100px;
  background: radial-gradient(circle, rgba(0,180,255,0.1) 0%, transparent 70%);
  border-radius: 50%;
}
.login-card {
  position: relative;
  z-index: 1;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 48px 44px;
  width: 100%;
  max-width: 420px;
  box-shadow: 0 24px 80px rgba(0,0,0,0.4);
}
.login-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 32px;
  justify-content: center;
}
.login-logo img { height: 40px; }
.login-logo span { font-size: 1.2rem; font-weight: 800; letter-spacing: 0.04em; }
.login-logo span em { color: var(--cyan); font-style: normal; }
.login-title { font-size: 1.4rem; font-weight: 700; margin-bottom: 6px; }
.login-subtitle { font-size: 0.88rem; color: var(--text-muted); margin-bottom: 32px; }
.login-form .form-group { margin-bottom: 18px; }
.login-form label { display: block; font-size: 0.82rem; font-weight: 500; color: var(--text-secondary); margin-bottom: 8px; }
.login-form input {
  width: 100%;
  background: rgba(255,255,255,0.04);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 13px 16px;
  color: var(--text-primary);
  font-family: inherit;
  font-size: 0.92rem;
  outline: none;
  transition: var(--transition);
  box-sizing: border-box;
}
.login-form input:focus {
  border-color: var(--blue);
  background: rgba(26,111,255,0.05);
  box-shadow: 0 0 0 3px rgba(26,111,255,0.12);
}
.login-btn {
  width: 100%;
  padding: 14px;
  background: linear-gradient(135deg, var(--blue), var(--blue-dark));
  color: #fff;
  border: none;
  border-radius: var(--radius-sm);
  font-size: 0.95rem;
  font-weight: 600;
  cursor: pointer;
  transition: var(--transition);
  margin-top: 8px;
  font-family: inherit;
  box-shadow: 0 0 24px var(--glow);
}
.login-btn:hover { transform: translateY(-2px); box-shadow: 0 0 40px rgba(26,111,255,0.5); }
.login-btn:disabled { opacity: 0.6; cursor: not-allowed; transform: none; }
.login-error {
  background: rgba(248,113,113,0.1);
  border: 1px solid rgba(248,113,113,0.3);
  color: #f87171;
  padding: 12px 16px;
  border-radius: var(--radius-sm);
  font-size: 0.85rem;
  margin-top: 14px;
  display: none;
}
.login-error.show { display: block; }

/* =============================================
   DASHBOARD LAYOUT
   ============================================= */
.admin-layout {
  display: flex;
  min-height: 100vh;
}

/* Sidebar */
.admin-sidebar {
  width: var(--admin-sidebar-w);
  background: var(--bg-secondary);
  border-right: 1px solid var(--border);
  display: flex;
  flex-direction: column;
  position: fixed;
  top: 0; left: 0; bottom: 0;
  z-index: 200;
  transition: transform var(--transition);
}
.sidebar-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 20px 24px;
  border-bottom: 1px solid var(--border);
  text-decoration: none;
  color: inherit;
}
.sidebar-logo img { height: 32px; }
.sidebar-logo span { font-size: 0.95rem; font-weight: 800; letter-spacing: 0.03em; }
.sidebar-logo span em { color: var(--cyan); font-style: normal; }
.sidebar-logo .admin-badge {
  font-size: 0.65rem;
  background: rgba(26,111,255,0.2);
  color: var(--blue-light);
  border: 1px solid rgba(26,111,255,0.3);
  padding: 2px 7px;
  border-radius: 4px;
  margin-left: auto;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.sidebar-nav { flex: 1; padding: 20px 12px; overflow-y: auto; }
.sidebar-section-title {
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--text-muted);
  padding: 0 12px;
  margin: 20px 0 8px;
}
.sidebar-section-title:first-child { margin-top: 0; }
.sidebar-link {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 12px;
  border-radius: var(--radius-sm);
  color: var(--text-secondary);
  font-size: 0.88rem;
  font-weight: 500;
  text-decoration: none;
  transition: var(--transition);
  cursor: pointer;
  border: none;
  background: none;
  width: 100%;
  font-family: inherit;
}
.sidebar-link .icon { font-size: 1rem; flex-shrink: 0; }
.sidebar-link:hover { background: rgba(255,255,255,0.05); color: var(--text-primary); }
.sidebar-link.active { background: rgba(26,111,255,0.12); color: var(--blue-light); border: 1px solid rgba(26,111,255,0.2); }
.sidebar-link .badge-count {
  margin-left: auto;
  background: var(--blue);
  color: #fff;
  font-size: 0.7rem;
  padding: 1px 7px;
  border-radius: 100px;
  font-weight: 600;
}

.sidebar-footer {
  padding: 16px 12px;
  border-top: 1px solid var(--border);
}
.user-info {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 12px;
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: var(--transition);
}
.user-info:hover { background: rgba(255,255,255,0.04); }
.user-avatar {
  width: 34px; height: 34px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--blue), var(--cyan));
  display: flex; align-items: center; justify-content: center;
  font-size: 0.85rem;
  font-weight: 700;
  flex-shrink: 0;
}
.user-name { font-size: 0.88rem; font-weight: 600; margin-bottom: 2px; }
.user-role { font-size: 0.75rem; color: var(--text-muted); }
.logout-btn {
  display: flex;
  align-items: center;
  gap: 8px;
  width: 100%;
  padding: 9px 12px;
  border-radius: var(--radius-sm);
  color: #f87171;
  font-size: 0.85rem;
  font-weight: 500;
  background: none;
  border: none;
  cursor: pointer;
  font-family: inherit;
  transition: var(--transition);
  margin-top: 4px;
}
.logout-btn:hover { background: rgba(248,113,113,0.1); }

/* Main content area */
.admin-main {
  margin-left: var(--admin-sidebar-w);
  flex: 1;
  display: flex;
  flex-direction: column;
  min-height: 100vh;
}
.admin-header {
  height: var(--admin-header-h);
  background: rgba(13, 26, 51, 0.8);
  border-bottom: 1px solid var(--border);
  backdrop-filter: blur(12px);
  display: flex;
  align-items: center;
  padding: 0 32px;
  position: sticky;
  top: 0;
  z-index: 100;
  gap: 16px;
}
.admin-header-title { font-size: 1rem; font-weight: 600; }
.admin-header-breadcrumb { font-size: 0.8rem; color: var(--text-muted); }
.header-actions { margin-left: auto; display: flex; align-items: center; gap: 10px; }
.admin-content { padding: 32px; flex: 1; }

/* =============================================
   DASHBOARD WIDGETS
   ============================================= */
.stats-row {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 20px;
  margin-bottom: 32px;
}
.stat-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 24px;
  transition: var(--transition);
}
.stat-card:hover { border-color: var(--border-hover); }
.stat-card-icon { font-size: 1.5rem; margin-bottom: 12px; }
.stat-card-value { font-size: 2rem; font-weight: 800; line-height: 1; margin-bottom: 4px; }
.stat-card-label { font-size: 0.8rem; color: var(--text-muted); }
.stat-card-trend {
  margin-top: 10px;
  font-size: 0.78rem;
  color: #4ade80;
  display: flex;
  align-items: center;
  gap: 4px;
}
.stat-card-trend.down { color: #f87171; }

.admin-grid { display: grid; grid-template-columns: 2fr 1fr; gap: 24px; }
.admin-grid-full { grid-column: 1 / -1; }

.admin-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  overflow: hidden;
}
.admin-card-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 20px 24px;
  border-bottom: 1px solid var(--border);
}
.admin-card-header h3 { font-size: 0.95rem; font-weight: 600; }
.admin-card-body { padding: 24px; }

/* Tabs */
.admin-tabs {
  display: flex;
  gap: 4px;
  border-bottom: 1px solid var(--border);
  padding: 0 24px;
  background: var(--bg-card);
}
.admin-tab {
  padding: 12px 16px;
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--text-muted);
  border: none;
  background: none;
  cursor: pointer;
  border-bottom: 2px solid transparent;
  transition: var(--transition);
  font-family: inherit;
  white-space: nowrap;
}
.admin-tab.active { color: var(--blue-light); border-bottom-color: var(--blue); }
.admin-tab:hover:not(.active) { color: var(--text-secondary); }
.admin-panel { display: none; padding: 28px 24px; }
.admin-panel.active { display: block; }

/* Form fields in admin */
.admin-form-group { margin-bottom: 20px; }
.admin-form-group label {
  display: block;
  font-size: 0.82rem;
  font-weight: 500;
  color: var(--text-secondary);
  margin-bottom: 8px;
}
.admin-form-group input,
.admin-form-group textarea,
.admin-form-group select {
  width: 100%;
  background: rgba(255,255,255,0.04);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 11px 14px;
  color: var(--text-primary);
  font-family: inherit;
  font-size: 0.88rem;
  outline: none;
  transition: var(--transition);
  box-sizing: border-box;
}
.admin-form-group input:focus,
.admin-form-group textarea:focus,
.admin-form-group select:focus {
  border-color: var(--blue);
  background: rgba(26,111,255,0.05);
  box-shadow: 0 0 0 3px rgba(26,111,255,0.12);
}
.admin-form-group textarea { resize: vertical; min-height: 100px; }
.admin-form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }

.save-btn {
  padding: 10px 24px;
  background: linear-gradient(135deg, var(--blue), var(--blue-dark));
  color: #fff;
  border: none;
  border-radius: var(--radius-sm);
  font-size: 0.88rem;
  font-weight: 600;
  cursor: pointer;
  transition: var(--transition);
  font-family: inherit;
}
.save-btn:hover { transform: translateY(-1px); box-shadow: var(--shadow-blue); }

/* Table */
.admin-table { width: 100%; border-collapse: collapse; font-size: 0.88rem; }
.admin-table th {
  text-align: left;
  padding: 12px 16px;
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--text-muted);
  border-bottom: 1px solid var(--border);
}
.admin-table td {
  padding: 14px 16px;
  border-bottom: 1px solid rgba(255,255,255,0.04);
  color: var(--text-secondary);
}
.admin-table tr:last-child td { border-bottom: none; }
.admin-table tr:hover td { background: rgba(255,255,255,0.02); }

/* Status pills */
.status-pill {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 3px 10px;
  border-radius: 100px;
  font-size: 0.75rem;
  font-weight: 500;
}
.status-online { background: rgba(74,222,128,0.12); color: #4ade80; }
.status-warning { background: rgba(251,191,36,0.12); color: #fbbf24; }
.status-offline { background: rgba(248,113,113,0.12); color: #f87171; }

/* Alert */
.admin-alert {
  padding: 14px 18px;
  border-radius: var(--radius-sm);
  font-size: 0.88rem;
  margin-bottom: 20px;
  display: none;
}
.admin-alert.show { display: flex; align-items: center; gap: 10px; }
.admin-alert.success { background: rgba(74,222,128,0.1); border: 1px solid rgba(74,222,128,0.3); color: #4ade80; }
.admin-alert.error { background: rgba(248,113,113,0.1); border: 1px solid rgba(248,113,113,0.3); color: #f87171; }

/* Mobile sidebar toggle */
.sidebar-toggle {
  display: none;
  align-items: center;
  justify-content: center;
  width: 36px; height: 36px;
  border-radius: var(--radius-sm);
  background: rgba(255,255,255,0.05);
  border: 1px solid var(--border);
  color: var(--text-primary);
  cursor: pointer;
  font-size: 1rem;
}

@media (max-width: 1024px) {
  .admin-grid { grid-template-columns: 1fr; }
}
@media (max-width: 768px) {
  .admin-sidebar { transform: translateX(-100%); }
  .admin-sidebar.open { transform: translateX(0); }
  .admin-main { margin-left: 0; }
  .admin-header { padding: 0 16px; }
  .admin-content { padding: 20px 16px; }
  .sidebar-toggle { display: flex; }
  .admin-form-row { grid-template-columns: 1fr; }
}