/* ==========================================================================
   АДМИНИСТРАТИВНАЯ ПАНЕЛЬ — ДИАНА ГЛАЗАЧЕВА (ЧАСТНАЯ ПРАКТИКА)
   Студийный стиль, эргономичные формы, строгий запрет на эмодзи
   ========================================================================== */

:root {
  --admin-wine: #3F1219;
  --admin-wine-hover: #561C24;
  --admin-wine-light: rgba(63, 18, 25, 0.08);
  --admin-bg: #F8F9FA;
  --admin-card-bg: #FFFFFF;
  --admin-border: #E5E7EB;
  --admin-border-focus: #3F1219;
  --admin-text-main: #1F2937;
  --admin-text-muted: #6B7280;
  --admin-success: #059669;
  --admin-success-light: #ECFDF5;
  --admin-danger: #DC2626;
  --admin-danger-light: #FEF2F2;
  --admin-warning: #D97706;
  --admin-warning-light: #FFFBEB;
  --admin-sidebar-w: 280px;
  --admin-radius-sm: 8px;
  --admin-radius-md: 12px;
  --admin-radius-lg: 16px;
  --admin-shadow: 0 4px 16px rgba(0, 0, 0, 0.04), 0 1px 3px rgba(0, 0, 0, 0.03);
  --admin-shadow-lg: 0 12px 32px rgba(0, 0, 0, 0.08);
  --font-main: 'Onest', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
}

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

body {
  font-family: var(--font-main);
  background-color: var(--admin-bg);
  color: var(--admin-text-main);
  line-height: 1.5;
  font-size: 15px;
  -webkit-font-smoothing: antialiased;
}

/* ==========================================================================
   МОДАЛЬНОЕ ОКНО АВТОРИЗАЦИИ
   ========================================================================== */
.admin-auth-overlay {
  position: fixed;
  inset: 0;
  background: rgba(17, 24, 39, 0.7);
  backdrop-filter: blur(8px);
  z-index: 9999;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
}

.admin-auth-overlay.hidden {
  display: none;
}

.admin-auth-card {
  background: #FFFFFF;
  border-radius: var(--admin-radius-lg);
  padding: 40px;
  width: 100%;
  max-width: 440px;
  box-shadow: var(--admin-shadow-lg);
  text-align: center;
}

.auth-logo-badge {
  width: 64px;
  height: 64px;
  background: var(--admin-wine-light);
  color: var(--admin-wine);
  border-radius: 50%;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 20px;
}

.auth-title {
  font-size: 1.4rem;
  font-weight: 700;
  color: var(--admin-text-main);
  margin-bottom: 6px;
}

.auth-subtitle {
  font-size: 0.92rem;
  color: var(--admin-text-muted);
  margin-bottom: 28px;
}

.auth-error-msg {
  background: var(--admin-danger-light);
  color: var(--admin-danger);
  padding: 10px 14px;
  border-radius: var(--admin-radius-sm);
  font-size: 0.88rem;
  margin-bottom: 16px;
  display: none;
}

.auth-error-msg.visible {
  display: block;
}

/* ==========================================================================
   ОСНОВНОЙ МАКЕТ АДМИНКИ
   ========================================================================== */
.admin-layout {
  display: flex;
  min-height: 100vh;
}

/* БОКОВОЕ МЕНЮ */
.admin-sidebar {
  width: var(--admin-sidebar-w);
  background: #FFFFFF;
  border-right: 1px solid var(--admin-border);
  display: flex;
  flex-direction: column;
  position: fixed;
  top: 0;
  bottom: 0;
  left: 0;
  z-index: 100;
  overflow-y: auto;
}

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

.admin-brand-icon {
  width: 40px;
  height: 40px;
  background: var(--admin-wine);
  color: #FFFFFF;
  border-radius: var(--admin-radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.admin-brand-title {
  font-size: 1rem;
  font-weight: 700;
  color: var(--admin-text-main);
  line-height: 1.2;
}

.admin-brand-tag {
  font-size: 0.75rem;
  color: var(--admin-wine);
  font-weight: 600;
  letter-spacing: 0.03em;
  text-transform: uppercase;
}

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

.admin-nav-item {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 12px 14px;
  border-radius: var(--admin-radius-sm);
  color: var(--admin-text-main);
  text-decoration: none;
  font-weight: 500;
  font-size: 0.92rem;
  margin-bottom: 4px;
  cursor: pointer;
  border: none;
  background: transparent;
  width: 100%;
  text-align: left;
  transition: all 0.15s ease;
}

.admin-nav-item:hover {
  background: #F3F4F6;
  color: var(--admin-wine);
}

.admin-nav-item.active {
  background: var(--admin-wine);
  color: #FFFFFF;
  font-weight: 600;
}

.admin-nav-item.active svg {
  stroke: #FFFFFF;
}

.admin-nav-badge {
  margin-left: auto;
  background: #EF4444;
  color: #FFFFFF;
  font-size: 0.75rem;
  font-weight: 700;
  padding: 2px 8px;
  border-radius: 9999px;
}

.admin-nav-item.active .admin-nav-badge {
  background: #FFFFFF;
  color: var(--admin-wine);
}

.admin-sidebar-footer {
  padding: 16px 20px;
  border-top: 1px solid var(--admin-border);
}

.btn-sidebar-view {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  width: 100%;
  padding: 10px;
  background: #F3F4F6;
  color: var(--admin-text-main);
  border-radius: var(--admin-radius-sm);
  text-decoration: none;
  font-size: 0.88rem;
  font-weight: 600;
  transition: background 0.15s;
  margin-bottom: 8px;
}

.btn-sidebar-view:hover {
  background: #E5E7EB;
}

.btn-sidebar-logout {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  width: 100%;
  padding: 10px;
  background: transparent;
  color: var(--admin-danger);
  border: 1px solid rgba(220, 38, 38, 0.2);
  border-radius: var(--admin-radius-sm);
  font-size: 0.88rem;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.15s;
}

.btn-sidebar-logout:hover {
  background: var(--admin-danger-light);
}

/* ГЛАВНАЯ ОБЛАСТЬ */
.admin-main {
  margin-left: var(--admin-sidebar-w);
  flex: 1;
  display: flex;
  flex-direction: column;
  min-height: 100vh;
}

/* ВЕРХНЯЯ ШАПКА */
.admin-topbar {
  background: #FFFFFF;
  border-bottom: 1px solid var(--admin-border);
  padding: 16px 32px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  position: sticky;
  top: 0;
  z-index: 50;
}

.topbar-title-box h1 {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--admin-text-main);
}

.topbar-title-box p {
  font-size: 0.84rem;
  color: var(--admin-text-muted);
}

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

/* СОДЕРЖИМОЕ ВКЛАДОК */
.admin-content {
  padding: 32px;
  flex: 1;
  padding-bottom: 120px;
}

.admin-tab-pane {
  display: none;
  max-width: 1080px;
}

.admin-tab-pane.active {
  display: block;
}

/* КАРТОЧКИ И ФОРМЫ */
.admin-card {
  background: var(--admin-card-bg);
  border: 1px solid var(--admin-border);
  border-radius: var(--admin-radius-md);
  box-shadow: var(--admin-shadow);
  padding: 28px;
  margin-bottom: 24px;
}

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

.card-header h2 {
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--admin-text-main);
}

.card-header p {
  font-size: 0.86rem;
  color: var(--admin-text-muted);
  margin-top: 2px;
}

.form-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 20px;
}

.form-grid.full {
  grid-template-columns: 1fr;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.form-group.span-2 {
  grid-column: span 2;
}

.form-label {
  font-size: 0.88rem;
  font-weight: 600;
  color: var(--admin-text-main);
}

.form-hint {
  font-size: 0.8rem;
  color: var(--admin-text-muted);
}

.form-input,
.form-textarea,
.form-select {
  width: 100%;
  min-height: 48px;
  padding: 12px 16px;
  font-size: 15px;
  font-family: inherit;
  color: var(--admin-text-main);
  background: #FFFFFF;
  border: 1px solid var(--admin-border);
  border-radius: var(--admin-radius-sm);
  transition: all 0.15s ease;
}

.form-textarea {
  min-height: 100px;
  resize: vertical;
  line-height: 1.6;
}

.form-input:focus,
.form-textarea:focus,
.form-select:focus {
  outline: none;
  border-color: var(--admin-wine);
  box-shadow: 0 0 0 3px var(--admin-wine-light);
}

/* ЗАГРУЗКА ИЗОБРАЖЕНИЙ */
.image-upload-wrapper {
  display: flex;
  gap: 24px;
  align-items: flex-start;
  margin-top: 8px;
}

.image-preview-box {
  width: 140px;
  height: 170px;
  border-radius: var(--admin-radius-sm);
  border: 1px solid var(--admin-border);
  background: #F3F4F6;
  overflow: hidden;
  position: relative;
  flex-shrink: 0;
}

.image-preview-box img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.image-upload-actions {
  flex: 1;
}

.file-drop-zone {
  border: 2px dashed var(--admin-border);
  border-radius: var(--admin-radius-md);
  padding: 24px;
  text-align: center;
  cursor: pointer;
  background: #FAFAFA;
  transition: all 0.2s;
}

.file-drop-zone:hover {
  border-color: var(--admin-wine);
  background: var(--admin-wine-light);
}

.file-drop-zone input[type="file"] {
  display: none;
}

/* ДИНАМИЧЕСКИЕ ЭЛЕМЕНТЫ (СПИСКИ, ДИПЛОМЫ, FAQ) */
.item-card {
  border: 1px solid var(--admin-border);
  border-radius: var(--admin-radius-sm);
  padding: 20px;
  margin-bottom: 16px;
  background: #FAFAFA;
  position: relative;
  transition: border-color 0.15s;
}

.item-card:hover {
  border-color: #D1D5DB;
}

.item-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 14px;
}

.item-title {
  font-weight: 700;
  font-size: 0.95rem;
}

.btn-delete-item {
  background: transparent;
  border: none;
  color: var(--admin-danger);
  cursor: pointer;
  padding: 6px;
  border-radius: 4px;
  display: flex;
  align-items: center;
  gap: 4px;
  font-size: 0.82rem;
  font-weight: 600;
  transition: background 0.15s;
}

.btn-delete-item:hover {
  background: var(--admin-danger-light);
}

.btn-add-item {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: #FFFFFF;
  border: 1px dashed var(--admin-wine);
  color: var(--admin-wine);
  padding: 12px 20px;
  border-radius: var(--admin-radius-sm);
  font-weight: 600;
  font-size: 0.9rem;
  cursor: pointer;
  transition: all 0.15s;
  width: 100%;
  justify-content: center;
  margin-top: 8px;
}

.btn-add-item:hover {
  background: var(--admin-wine-light);
}

/* ТАБЛИЦА ЛИДОВ */
.leads-table-container {
  overflow-x: auto;
}

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

.leads-table th {
  background: #F9FAFB;
  padding: 12px 16px;
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--admin-text-muted);
  border-bottom: 1px solid var(--admin-border);
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.leads-table td {
  padding: 16px;
  border-bottom: 1px solid var(--admin-border);
  font-size: 0.9rem;
  vertical-align: top;
}

.leads-table tr:hover td {
  background: #FBFBFC;
}

.lead-status-badge {
  display: inline-flex;
  padding: 4px 10px;
  border-radius: 9999px;
  font-size: 0.78rem;
  font-weight: 600;
}

.lead-status-badge.new {
  background: #FEF3C7;
  color: #92400E;
}

.lead-status-badge.in_progress {
  background: #DBEAFE;
  color: #1E40AF;
}

.lead-status-badge.completed {
  background: #D1FAE5;
  color: #065F46;
}

.lead-status-badge.cancelled {
  background: #FEE2E2;
  color: #991B1B;
}

.kpi-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 16px;
  margin-bottom: 24px;
}

.kpi-card {
  background: #F9FAFB;
  border: 1px solid var(--admin-border);
  border-radius: var(--admin-radius-sm);
  padding: 16px 20px;
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.kpi-card.highlight {
  background: #FDF4F5;
  border-color: rgba(86, 28, 36, 0.2);
}

.kpi-label {
  font-size: 0.78rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--admin-text-muted);
}

.kpi-value {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--admin-text-main);
  line-height: 1.2;
}

.kpi-card.highlight .kpi-value {
  color: var(--admin-wine);
}

.kpi-sub {
  font-size: 0.75rem;
  color: var(--admin-text-muted);
}

/* НИЖНЯЯ ПАНЕЛЬ ДЕЙСТВИЙ (STICKY ACTION BAR) */
.admin-action-bar {
  position: fixed;
  bottom: 0;
  right: 0;
  left: var(--admin-sidebar-w);
  background: #FFFFFF;
  border-top: 1px solid var(--admin-border);
  padding: 16px 32px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  box-shadow: 0 -4px 20px rgba(0, 0, 0, 0.05);
  z-index: 90;
}

.bar-status-text {
  font-size: 0.88rem;
  color: var(--admin-text-muted);
  display: flex;
  align-items: center;
  gap: 8px;
}

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

.btn-primary {
  background: var(--admin-wine);
  color: #FFFFFF;
  border: none;
  padding: 12px 28px;
  border-radius: var(--admin-radius-sm);
  font-weight: 600;
  font-size: 0.95rem;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  transition: background 0.15s, transform 0.1s;
}

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

.btn-primary:active {
  transform: scale(0.98);
}

.btn-secondary {
  background: #FFFFFF;
  color: var(--admin-text-main);
  border: 1px solid var(--admin-border);
  padding: 12px 20px;
  border-radius: var(--admin-radius-sm);
  font-weight: 600;
  font-size: 0.92rem;
  cursor: pointer;
  transition: all 0.15s;
}

.btn-secondary:hover {
  background: #F9FAFB;
  border-color: #D1D5DB;
}

/* ВСПЛЫВАЮЩИЕ УВЕДОМЛЕНИЯ (TOAST) */
.admin-toast {
  position: fixed;
  top: 24px;
  right: 24px;
  background: #1F2937;
  color: #FFFFFF;
  padding: 16px 22px;
  border-radius: var(--admin-radius-md);
  box-shadow: var(--admin-shadow-lg);
  font-weight: 500;
  font-size: 0.92rem;
  display: flex;
  align-items: center;
  gap: 12px;
  z-index: 10000;
  transform: translateY(-50px);
  opacity: 0;
  pointer-events: none;
  transition: all 0.25s cubic-bezier(0.16, 1, 0.3, 1);
}

.admin-toast.visible {
  transform: translateY(0);
  opacity: 1;
  pointer-events: auto;
}

.admin-toast.success {
  background: #065F46;
  border-left: 4px solid #10B981;
}

.admin-toast.error {
  background: #7F1D1D;
  border-left: 4px solid #EF4444;
}

/* АДАПТИВ ДЛЯ ПЛАНШЕТОВ И МОБИЛЬНЫХ */
@media (max-width: 960px) {
  .admin-sidebar {
    transform: translateX(-100%);
    transition: transform 0.25s ease;
  }

  .admin-sidebar.open {
    transform: translateX(0);
  }

  .admin-main {
    margin-left: 0;
  }

  .admin-action-bar {
    left: 0;
  }

  .form-grid {
    grid-template-columns: 1fr;
  }

  .form-group.span-2 {
    grid-column: span 1;
  }
}