/* ==========================================================================
   AiDEV Admin Panel - Stylesheet
   Modern, Dark-Themed Executive Cockpit
   ========================================================================== */

:root {
  --admin-bg: #090d16;
  --admin-card: #0f172a;
  --admin-card-hover: #162238;
  --admin-sidebar: #0b1120;
  --admin-border: rgba(255, 255, 255, 0.08);
  --admin-border-focus: rgba(229, 9, 20, 0.5);
  --admin-text-main: #f8fafc;
  --admin-text-muted: #94a3b8;
  --admin-primary: #E50914;
  --admin-primary-hover: #cc0812;
  --admin-primary-glow: rgba(229, 9, 20, 0.25);
  --admin-success: #10b981;
  --admin-warning: #f59e0b;
  --admin-info: #3b82f6;
  --admin-danger: #ef4444;
  --sidebar-width: 260px;
  --header-height: 70px;
  --radius: 12px;
  --radius-sm: 8px;
}

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

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  background-color: var(--admin-bg);
  color: var(--admin-text-main);
  font-size: 14px;
  line-height: 1.5;
  overflow-x: hidden;
}

h1, h2, h3, h4, h5, h6 {
  font-family: 'Space Grotesk', sans-serif;
  font-weight: 700;
  color: #ffffff;
}

a {
  color: inherit;
  text-decoration: none;
}

/* ==========================================================================
   Layout Architecture
   ========================================================================== */

.admin-layout {
  display: flex;
  min-height: 100vh;
}

/* Sidebar */
.admin-sidebar {
  width: var(--sidebar-width);
  background: var(--admin-sidebar);
  border-right: 1px solid var(--admin-border);
  display: flex;
  flex-direction: column;
  position: fixed;
  top: 0;
  bottom: 0;
  left: 0;
  z-index: 100;
  transition: transform 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}

.sidebar-brand {
  height: var(--header-height);
  display: flex;
  align-items: center;
  padding: 0 24px;
  border-bottom: 1px solid var(--admin-border);
  gap: 12px;
}

.sidebar-brand img {
  height: 32px;
  width: auto;
}

.sidebar-brand-badge {
  background: rgba(229, 9, 20, 0.15);
  color: #ff4d58;
  font-size: 10px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  padding: 2px 6px;
  border-radius: 4px;
  border: 1px solid rgba(229, 9, 20, 0.3);
}

.sidebar-menu {
  flex: 1;
  overflow-y: auto;
  padding: 20px 12px;
  list-style: none;
}

.sidebar-category {
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.8px;
  color: #64748b;
  font-weight: 700;
  padding: 16px 12px 6px;
}

.sidebar-item {
  margin-bottom: 4px;
}

.sidebar-link {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 10px 14px;
  color: var(--admin-text-muted);
  font-size: 13.5px;
  font-weight: 500;
  border-radius: var(--radius-sm);
  transition: all 0.2s ease;
}

.sidebar-link svg {
  width: 18px;
  height: 18px;
  stroke-width: 2;
  flex-shrink: 0;
}

.sidebar-link:hover {
  background: rgba(255, 255, 255, 0.05);
  color: #ffffff;
}

.sidebar-link.active {
  background: rgba(229, 9, 20, 0.12);
  color: #ffffff;
  border-left: 3px solid var(--admin-primary);
  font-weight: 600;
}

.sidebar-link.active svg {
  color: var(--admin-primary);
}

.sidebar-badge {
  margin-left: auto;
  background: var(--admin-primary);
  color: #ffffff;
  font-size: 11px;
  font-weight: 700;
  padding: 2px 7px;
  border-radius: 999px;
}

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

.sidebar-user {
  display: flex;
  align-items: center;
  gap: 10px;
}

.user-avatar {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: linear-gradient(135deg, #E50914, #ff6b6b);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 13px;
  color: #ffffff;
}

.user-info {
  display: flex;
  flex-direction: column;
}

.user-name {
  font-size: 13px;
  font-weight: 600;
  color: #ffffff;
}

.user-role {
  font-size: 11px;
  color: #64748b;
}

/* Main Content Wrapper */
.admin-main {
  flex: 1;
  margin-left: var(--sidebar-width);
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  transition: margin-left 0.3s ease;
}

/* Topbar */
.admin-topbar {
  height: var(--header-height);
  background: rgba(11, 17, 32, 0.7);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--admin-border);
  position: sticky;
  top: 0;
  z-index: 90;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 28px;
}

.topbar-left {
  display: flex;
  align-items: center;
  gap: 16px;
}

.sidebar-toggle {
  display: none;
  background: transparent;
  border: 1px solid var(--admin-border);
  color: var(--admin-text-main);
  padding: 8px;
  border-radius: var(--radius-sm);
  cursor: pointer;
}

.page-title {
  font-size: 18px;
  font-weight: 700;
}

.topbar-actions {
  display: flex;
  align-items: center;
  gap: 12px;
}

/* Page Body */
.admin-content {
  flex: 1;
  padding: 28px;
}

/* ==========================================================================
   Dashboard Widgets & Cards
   ========================================================================== */

.stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 20px;
  margin-bottom: 28px;
}

.stat-card {
  background: var(--admin-card);
  border: 1px solid var(--admin-border);
  border-radius: var(--radius);
  padding: 22px;
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  transition: transform 0.2s ease, border-color 0.2s ease;
}

.stat-card:hover {
  border-color: rgba(255, 255, 255, 0.15);
  transform: translateY(-2px);
}

.stat-icon {
  width: 44px;
  height: 44px;
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.stat-icon.red {
  background: rgba(229, 9, 20, 0.15);
  color: #ff4d58;
}

.stat-icon.blue {
  background: rgba(59, 130, 246, 0.15);
  color: #60a5fa;
}

.stat-icon.green {
  background: rgba(16, 185, 129, 0.15);
  color: #34d399;
}

.stat-icon.yellow {
  background: rgba(245, 158, 11, 0.15);
  color: #fbbf24;
}

.stat-details {
  display: flex;
  flex-direction: column;
}

.stat-number {
  font-size: 28px;
  font-weight: 700;
  font-family: 'Space Grotesk', sans-serif;
  color: #ffffff;
  line-height: 1.1;
  margin-bottom: 4px;
}

.stat-label {
  font-size: 13px;
  color: var(--admin-text-muted);
}

/* Panel Card */
.panel-card {
  background: var(--admin-card);
  border: 1px solid var(--admin-border);
  border-radius: var(--radius);
  overflow: hidden;
  margin-bottom: 24px;
}

.panel-header {
  padding: 20px 24px;
  border-bottom: 1px solid var(--admin-border);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
}

.panel-title {
  font-size: 16px;
  font-weight: 700;
}

.panel-body {
  padding: 24px;
}

/* ==========================================================================
   Data Tables
   ========================================================================== */

.table-responsive {
  width: 100%;
  overflow-x: auto;
}

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

.data-table th {
  background: rgba(15, 23, 42, 0.6);
  padding: 12px 18px;
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 0.6px;
  color: #94a3b8;
  font-weight: 600;
  border-bottom: 1px solid var(--admin-border);
}

.data-table td {
  padding: 14px 18px;
  border-bottom: 1px solid var(--admin-border);
  vertical-align: middle;
  font-size: 13.5px;
}

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

.data-table tr.unread td {
  background: rgba(229, 9, 20, 0.05);
  font-weight: 500;
}

/* Badges */
.badge {
  display: inline-flex;
  align-items: center;
  padding: 4px 8px;
  border-radius: 6px;
  font-size: 11px;
  font-weight: 600;
  line-height: 1;
}

.badge-nou {
  background: rgba(229, 9, 20, 0.15);
  color: #ff6b6b;
  border: 1px solid rgba(229, 9, 20, 0.3);
}

.badge-in_lucru {
  background: rgba(245, 158, 11, 0.15);
  color: #fbbf24;
  border: 1px solid rgba(245, 158, 11, 0.3);
}

.badge-contactat {
  background: rgba(59, 130, 246, 0.15);
  color: #60a5fa;
  border: 1px solid rgba(59, 130, 246, 0.3);
}

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

.badge-ai {
  background: rgba(229, 9, 20, 0.12);
  color: #ff4d58;
  border: 1px solid rgba(229, 9, 20, 0.25);
  font-weight: 700;
}

.badge-active {
  background: rgba(16, 185, 129, 0.15);
  color: #34d399;
}

.badge-inactive {
  background: rgba(148, 163, 184, 0.15);
  color: #94a3b8;
}

/* ==========================================================================
   Buttons & Form Controls
   ========================================================================== */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  font-family: 'Space Grotesk', sans-serif;
  font-weight: 600;
  font-size: 13.5px;
  padding: 9px 16px;
  border-radius: var(--radius-sm);
  border: 1px solid transparent;
  cursor: pointer;
  transition: all 0.2s ease;
  line-height: 1.2;
}

.btn svg {
  width: 16px;
  height: 16px;
  stroke-width: 2.2;
}

.btn-primary {
  background: var(--admin-primary);
  color: #ffffff;
  border-color: var(--admin-primary);
  box-shadow: 0 4px 12px rgba(229, 9, 20, 0.3);
}

.btn-primary:hover {
  background: var(--admin-primary-hover);
  border-color: var(--admin-primary-hover);
}

.btn-secondary {
  background: rgba(255, 255, 255, 0.05);
  color: #cbd5e1;
  border-color: var(--admin-border);
}

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

.btn-danger {
  background: rgba(239, 68, 68, 0.15);
  color: #fca5a5;
  border-color: rgba(239, 68, 68, 0.3);
}

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

.btn-success {
  background: rgba(16, 185, 129, 0.15);
  color: #6ee7b7;
  border-color: rgba(16, 185, 129, 0.3);
}

.btn-success:hover {
  background: rgba(16, 185, 129, 0.3);
  color: #ffffff;
}

.btn-sm {
  padding: 6px 10px;
  font-size: 12px;
}

.btn-icon {
  padding: 7px;
  border-radius: 6px;
}

/* Form Styles */
.form-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 20px;
}

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

.form-group.full-width {
  grid-column: 1 / -1;
}

.form-label {
  display: block;
  font-size: 13px;
  font-weight: 600;
  color: #cbd5e1;
  margin-bottom: 8px;
}

.form-help {
  font-size: 12px;
  color: #64748b;
  margin-top: 5px;
}

.form-control, .form-select {
  width: 100%;
  background: rgba(30, 41, 59, 0.6);
  border: 1px solid var(--admin-border);
  border-radius: var(--radius-sm);
  padding: 10px 14px;
  font-size: 13.5px;
  color: #ffffff;
  outline: none;
  font-family: inherit;
  transition: all 0.2s ease;
}

.form-control:focus, .form-select:focus {
  border-color: var(--admin-primary);
  box-shadow: 0 0 0 3px rgba(229, 9, 20, 0.18);
  background: rgba(30, 41, 59, 0.9);
}

textarea.form-control {
  min-height: 100px;
  resize: vertical;
}

.form-select {
  cursor: pointer;
  background-color: #0f172a;
}

.checkbox-label {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 13.5px;
  cursor: pointer;
}

.checkbox-label input[type="checkbox"] {
  width: 18px;
  height: 18px;
  accent-color: var(--admin-primary);
  cursor: pointer;
}

/* Alerts */
.alert {
  padding: 14px 18px;
  border-radius: var(--radius-sm);
  margin-bottom: 22px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 13.5px;
}

.alert-success {
  background: rgba(16, 185, 129, 0.15);
  border: 1px solid rgba(16, 185, 129, 0.3);
  color: #6ee7b7;
}

.alert-danger {
  background: rgba(239, 68, 68, 0.15);
  border: 1px solid rgba(239, 68, 68, 0.3);
  color: #fca5a5;
}

.alert-warning {
  background: rgba(245, 158, 11, 0.15);
  border: 1px solid rgba(245, 158, 11, 0.3);
  color: #fbbf24;
}

/* Actions Cell */
.actions-cell {
  display: flex;
  align-items: center;
  gap: 8px;
}

/* ==========================================================================
   Responsive Breakpoints
   ========================================================================== */

@media (max-width: 992px) {
  .admin-sidebar {
    transform: translateX(-100%);
  }
  .admin-sidebar.open {
    transform: translateX(0);
    box-shadow: 10px 0 30px rgba(0, 0, 0, 0.8);
  }
  .admin-main {
    margin-left: 0;
  }
  .sidebar-toggle {
    display: inline-flex;
  }
  .sidebar-backdrop {
    display: none;
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.7);
    backdrop-filter: blur(4px);
    z-index: 95;
  }
  .sidebar-backdrop.active {
    display: block;
  }
}