/* Concept Social Media Automation - Production CSS */
:root {
  --primary: #4f46e5;
  --primary-hover: #4338ca;
  --primary-light: #eef2ff;
  --primary-text: #3730a3;

  --bg-main: #f8fafc;
  --bg-surface: #ffffff;
  --bg-subtle: #f1f5f9;

  --text-main: #0f172a;
  --text-muted: #64748b;
  --text-light: #94a3b8;

  --border-color: #e2e8f0;
  --border-focus: #818cf8;

  --success: #10b981;
  --success-bg: #ecfdf5;
  --success-text: #065f46;
  --success-border: #a7f3d0;

  --warning: #f59e0b;
  --warning-bg: #fffbeb;
  --warning-text: #92400e;
  --warning-border: #fde68a;

  --danger: #ef4444;
  --danger-bg: #fef2f2;
  --danger-text: #991b1b;
  --danger-border: #fecaca;

  --info: #0284c7;
  --info-bg: #f0f9ff;
  --info-text: #075985;
  --info-border: #bae6fd;

  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 14px;
  --radius-full: 9999px;

  --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.07), 0 2px 4px -2px rgba(0, 0, 0, 0.05);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.08), 0 4px 6px -4px rgba(0, 0, 0, 0.04);

  --sidebar-width: 260px;
  --header-height: 64px;
}

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

body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  font-size: 14px;
  line-height: 1.5;
  color: var(--text-main);
  background-color: var(--bg-main);
  -webkit-font-smoothing: antialiased;
}

a {
  color: var(--primary);
  text-decoration: none;
  transition: color 0.15s ease;
}

a:hover {
  color: var(--primary-hover);
}

/* ==================== LAYOUT ==================== */
.app-container {
  display: flex;
  min-height: 100vh;
}

/* Sidebar */
.app-sidebar {
  width: var(--sidebar-width);
  background-color: #0f172a;
  color: #f8fafc;
  display: flex;
  flex-direction: column;
  position: fixed;
  top: 0;
  bottom: 0;
  left: 0;
  z-index: 40;
  transition: transform 0.25s ease-in-out;
}

.sidebar-header {
  height: var(--header-height);
  padding: 0 1.25rem;
  display: flex;
  align-items: center;
  gap: 0.75rem;
  border-bottom: 1px solid #1e293b;
}

.brand-icon {
  width: 32px;
  height: 32px;
  background: linear-gradient(135deg, #6366f1, #a855f7);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  font-weight: 700;
  font-size: 1rem;
}

.brand-name {
  font-size: 1.05rem;
  font-weight: 700;
  color: #ffffff;
  letter-spacing: -0.02em;
}

.sidebar-nav {
  padding: 1.25rem 0.75rem;
  flex: 1;
  overflow-y: auto;
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
}

.nav-section-title {
  font-size: 0.7rem;
  text-transform: uppercase;
  font-weight: 700;
  letter-spacing: 0.08em;
  color: #64748b;
  padding: 0.5rem 0.75rem 0.25rem;
  margin-top: 0.5rem;
}

.nav-link {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.65rem 0.85rem;
  color: #94a3b8;
  border-radius: var(--radius-sm);
  font-weight: 500;
  font-size: 0.9rem;
  transition: all 0.15s ease;
}

.nav-link svg {
  width: 18px;
  height: 18px;
  flex-shrink: 0;
}

.nav-link:hover {
  background-color: #1e293b;
  color: #ffffff;
}

.nav-link.active {
  background-color: var(--primary);
  color: #ffffff;
}

.sidebar-footer {
  padding: 1rem;
  border-top: 1px solid #1e293b;
}

.user-snippet {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.user-avatar {
  width: 36px;
  height: 36px;
  border-radius: var(--radius-full);
  background-color: #334155;
  color: #ffffff;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 600;
  font-size: 0.85rem;
}

.user-details {
  flex: 1;
  min-width: 0;
}

.user-name {
  font-size: 0.875rem;
  font-weight: 600;
  color: #f8fafc;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.user-role {
  font-size: 0.75rem;
  color: #64748b;
}

/* Main Content Area */
.app-main {
  flex: 1;
  margin-left: var(--sidebar-width);
  min-width: 0;
  display: flex;
  flex-direction: column;
}

/* Header */
.app-header {
  height: var(--header-height);
  background-color: var(--bg-surface);
  border-bottom: 1px solid var(--border-color);
  padding: 0 1.5rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  position: sticky;
  top: 0;
  z-index: 30;
}

.header-left {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.mobile-menu-toggle {
  display: none;
  background: none;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  padding: 0.4rem 0.5rem;
  cursor: pointer;
  color: var(--text-main);
}

.header-breadcrumbs {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.875rem;
  color: var(--text-muted);
}

.header-breadcrumbs .separator {
  color: var(--text-light);
}

.header-breadcrumbs .current {
  color: var(--text-main);
  font-weight: 600;
}

.header-right {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

/* Content Body */
.app-content {
  padding: 1.75rem;
  flex: 1;
  max-width: 1400px;
  width: 100%;
  margin: 0 auto;
}

/* Backdrop for Mobile Drawer */
.sidebar-backdrop {
  display: none;
  position: fixed;
  inset: 0;
  background-color: rgba(0, 0, 0, 0.5);
  z-index: 35;
}

/* ==================== COMPONENTS ==================== */

/* Page Header */
.page-header {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  margin-bottom: 1.5rem;
}

.page-title {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--text-main);
  letter-spacing: -0.02em;
}

.page-subtitle {
  font-size: 0.875rem;
  color: var(--text-muted);
  margin-top: 0.2rem;
}

.page-actions {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

/* Cards */
.card {
  background-color: var(--bg-surface);
  border-radius: var(--radius-md);
  border: 1px solid var(--border-color);
  box-shadow: var(--shadow-sm);
  margin-bottom: 1.5rem;
  overflow: hidden;
}

.card-header {
  padding: 1.25rem 1.5rem;
  border-bottom: 1px solid var(--border-color);
  display: flex;
  align-items: center;
  justify-content: space-between;
  background-color: var(--bg-surface);
}

.card-title {
  font-size: 1.05rem;
  font-weight: 600;
  color: var(--text-main);
}

.card-body {
  padding: 1.5rem;
}

.card-footer {
  padding: 1rem 1.5rem;
  background-color: var(--bg-subtle);
  border-top: 1px solid var(--border-color);
}

/* Stats Grid */
.stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 1.25rem;
  margin-bottom: 1.75rem;
}

.stat-card {
  background-color: var(--bg-surface);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 1.25rem;
  box-shadow: var(--shadow-sm);
  display: flex;
  flex-direction: column;
}

.stat-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 0.75rem;
}

.stat-title {
  font-size: 0.8rem;
  text-transform: uppercase;
  font-weight: 600;
  letter-spacing: 0.05em;
  color: var(--text-muted);
}

.stat-icon-wrapper {
  width: 36px;
  height: 36px;
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--primary);
  background-color: var(--primary-light);
}

.stat-value {
  font-size: 1.85rem;
  font-weight: 700;
  color: var(--text-main);
  line-height: 1.1;
  margin-bottom: 0.25rem;
}

.stat-description {
  font-size: 0.775rem;
  color: var(--text-muted);
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  font-size: 0.875rem;
  font-weight: 500;
  padding: 0.55rem 1rem;
  border-radius: var(--radius-sm);
  border: 1px solid transparent;
  cursor: pointer;
  transition: all 0.15s ease;
  line-height: 1.25;
  text-decoration: none;
}

.btn-primary {
  background-color: var(--primary);
  color: #ffffff;
}

.btn-primary:hover {
  background-color: var(--primary-hover);
  color: #ffffff;
}

.btn-secondary {
  background-color: var(--bg-surface);
  border-color: var(--border-color);
  color: var(--text-main);
}

.btn-secondary:hover {
  background-color: var(--bg-subtle);
  border-color: #cbd5e1;
  color: var(--text-main);
}

.btn-danger {
  background-color: var(--danger);
  color: #ffffff;
}

.btn-danger:hover {
  background-color: #dc2626;
  color: #ffffff;
}

.btn-danger-outline {
  background-color: transparent;
  border-color: var(--danger-border);
  color: var(--danger-text);
}

.btn-danger-outline:hover {
  background-color: var(--danger-bg);
}

.btn-sm {
  padding: 0.35rem 0.7rem;
  font-size: 0.8rem;
}

.btn-icon {
  padding: 0.45rem;
  border-radius: var(--radius-sm);
}

/* Badges */
.badge {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  padding: 0.2rem 0.6rem;
  font-size: 0.75rem;
  font-weight: 600;
  border-radius: var(--radius-full);
  line-height: 1.2;
}

.badge-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background-color: currentColor;
}

.badge-active, .badge-connected, .badge-posted {
  background-color: var(--success-bg);
  color: var(--success-text);
  border: 1px solid var(--success-border);
}

.badge-pending, .badge-queued {
  background-color: var(--warning-bg);
  color: var(--warning-text);
  border: 1px solid var(--warning-border);
}

.badge-inactive, .badge-disconnected {
  background-color: var(--bg-subtle);
  color: var(--text-muted);
  border: 1px solid var(--border-color);
}

.badge-failed, .badge-error, .badge-expired {
  background-color: var(--danger-bg);
  color: var(--danger-text);
  border: 1px solid var(--danger-border);
}

.badge-meta-fb {
  background-color: #ebf5ff;
  color: #1877f2;
  border: 1px solid #c3ddfd;
}

.badge-meta-ig {
  background-color: #fdf2f8;
  color: #e1306c;
  border: 1px solid #fbcfe8;
}

/* Forms */
.form-group {
  margin-bottom: 1.25rem;
}

.form-label {
  display: block;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text-main);
  margin-bottom: 0.4rem;
}

.form-label .required {
  color: var(--danger);
}

.form-input, .form-select, .form-textarea {
  width: 100%;
  padding: 0.6rem 0.85rem;
  font-size: 0.9rem;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  background-color: var(--bg-surface);
  color: var(--text-main);
  transition: border-color 0.15s ease, box-shadow 0.15s ease;
}

.form-input:focus, .form-select:focus, .form-textarea:focus {
  outline: none;
  border-color: var(--border-focus);
  box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.15);
}

.form-input.is-invalid, .form-select.is-invalid, .form-textarea.is-invalid {
  border-color: var(--danger);
}

.form-error {
  font-size: 0.775rem;
  color: var(--danger-text);
  margin-top: 0.35rem;
}

.form-hint {
  font-size: 0.775rem;
  color: var(--text-muted);
  margin-top: 0.35rem;
}

.form-row {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 1rem;
}

.checkbox-label {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.875rem;
  cursor: pointer;
}

/* Tables */
.table-responsive {
  width: 100%;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
}

.table {
  width: 100%;
  border-collapse: collapse;
  text-align: left;
  font-size: 0.875rem;
}

.table th {
  background-color: var(--bg-subtle);
  color: var(--text-muted);
  font-weight: 600;
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  padding: 0.75rem 1rem;
  border-bottom: 1px solid var(--border-color);
}

.table td {
  padding: 1rem;
  border-bottom: 1px solid var(--border-color);
  color: var(--text-main);
  vertical-align: middle;
}

.table tr:last-child td {
  border-bottom: none;
}

.table tbody tr:hover {
  background-color: rgba(241, 245, 249, 0.5);
}

/* Alerts / Flash Toasts */
.alert {
  padding: 0.9rem 1.25rem;
  border-radius: var(--radius-sm);
  margin-bottom: 1.25rem;
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 0.75rem;
  font-size: 0.875rem;
}

.alert-success {
  background-color: var(--success-bg);
  color: var(--success-text);
  border: 1px solid var(--success-border);
}

.alert-danger {
  background-color: var(--danger-bg);
  color: var(--danger-text);
  border: 1px solid var(--danger-border);
}

.alert-warning {
  background-color: var(--warning-bg);
  color: var(--warning-text);
  border: 1px solid var(--warning-border);
}

.alert-close {
  background: none;
  border: none;
  color: currentColor;
  cursor: pointer;
  padding: 0.2rem;
  opacity: 0.7;
}

.alert-close:hover {
  opacity: 1;
}

/* Empty State */
.empty-state {
  text-align: center;
  padding: 3rem 1.5rem;
}

.empty-state-icon {
  width: 56px;
  height: 56px;
  margin: 0 auto 1rem;
  color: var(--text-light);
}

.empty-state-title {
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--text-main);
  margin-bottom: 0.4rem;
}

.empty-state-text {
  font-size: 0.875rem;
  color: var(--text-muted);
  max-width: 380px;
  margin: 0 auto 1.5rem;
}

/* Social Connection Cards */
.social-accounts-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 1.25rem;
  margin-top: 1rem;
}

.social-account-card {
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 1.25rem;
  background-color: var(--bg-surface);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.social-account-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 1rem;
}

.social-platform-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-weight: 600;
  font-size: 0.9rem;
}

/* Auth Pages Layout */
.auth-page-wrapper {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  background-color: var(--bg-main);
  padding: 1.5rem;
}

.auth-card {
  width: 100%;
  max-width: 420px;
  background-color: var(--bg-surface);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 2.25rem;
  box-shadow: var(--shadow-lg);
}

.auth-header {
  text-align: center;
  margin-bottom: 2rem;
}

.auth-title {
  font-size: 1.4rem;
  font-weight: 700;
  color: var(--text-main);
  margin-top: 0.75rem;
}

.auth-subtitle {
  font-size: 0.875rem;
  color: var(--text-muted);
  margin-top: 0.25rem;
}

/* Pagination */
.pagination-wrapper {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1rem 1.5rem;
  border-top: 1px solid var(--border-color);
}

/* Responsive Media Queries */
@media (max-width: 1024px) {
  .app-sidebar {
    transform: translateX(-100%);
  }

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

  .sidebar-backdrop.active {
    display: block;
  }

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

  .mobile-menu-toggle {
    display: inline-flex;
  }
}

/* ==================== POST SCHEDULER & CALENDAR ==================== */

/* View Switcher Tabs */
.view-switcher {
  display: inline-flex;
  background-color: var(--bg-subtle);
  border-radius: var(--radius-sm);
  padding: 0.25rem;
  gap: 0.25rem;
  border: 1px solid var(--border-color);
}

.view-btn {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.35rem 0.75rem;
  font-size: 0.825rem;
  font-weight: 600;
  border-radius: var(--radius-sm);
  color: var(--text-muted);
  background: transparent;
  border: none;
  cursor: pointer;
  text-decoration: none;
  transition: all 0.15s ease;
}

.view-btn.active {
  background-color: var(--bg-surface);
  color: var(--text-main);
  box-shadow: var(--shadow-sm);
}

/* Calendar Component */
.calendar-card {
  background-color: var(--bg-surface);
  border-radius: var(--radius-md);
  border: 1px solid var(--border-color);
  box-shadow: var(--shadow-sm);
  overflow: hidden;
}

.calendar-header {
  padding: 1.25rem 1.5rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-bottom: 1px solid var(--border-color);
  background-color: var(--bg-surface);
}

.calendar-month-title {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--text-main);
}

.calendar-grid {
  display: grid;
  grid-template-columns: repeat(7, 1fr);
  background-color: var(--border-color);
  gap: 1px;
}

.calendar-day-header {
  background-color: var(--bg-subtle);
  padding: 0.75rem 0.5rem;
  text-align: center;
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--text-muted);
}

.calendar-cell {
  background-color: var(--bg-surface);
  min-height: 120px;
  padding: 0.5rem;
  display: flex;
  flex-direction: column;
  transition: background-color 0.15s ease;
}

.calendar-cell.other-month {
  background-color: #fafbfc;
  opacity: 0.6;
}

.calendar-cell.today {
  background-color: #f5f3ff;
}

.calendar-date-number {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text-muted);
  margin-bottom: 0.35rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.calendar-cell.today .calendar-date-number {
  color: var(--primary);
  font-weight: 700;
}

.calendar-post-badge {
  display: block;
  font-size: 0.725rem;
  padding: 0.25rem 0.4rem;
  border-radius: var(--radius-sm);
  margin-bottom: 0.25rem;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  text-decoration: none;
  font-weight: 500;
  transition: transform 0.1s ease;
}

.calendar-post-badge:hover {
  transform: translateY(-1px);
}

.calendar-post-badge.fb {
  background-color: #ebf5ff;
  color: #1877f2;
  border-left: 3px solid #1877f2;
}

.calendar-post-badge.ig {
  background-color: #fdf2f8;
  color: #e1306c;
  border-left: 3px solid #e1306c;
}

/* Post Repeater Card */
.post-repeater-card {
  background-color: var(--bg-surface);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 1.5rem;
  margin-bottom: 1.5rem;
  position: relative;
  box-shadow: var(--shadow-sm);
}

.post-repeater-card.highlight {
  border-left: 4px solid var(--primary);
}

.repeater-card-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-bottom: 1rem;
  margin-bottom: 1.25rem;
  border-bottom: 1px solid var(--border-color);
}

.repeater-card-title {
  font-size: 1rem;
  font-weight: 700;
  color: var(--text-main);
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.post-index-pill {
  width: 24px;
  height: 24px;
  border-radius: 50%;
  background-color: var(--primary-light);
  color: var(--primary);
  font-size: 0.8rem;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
}

/* Tab Navigation */
.tabs-nav {
  display: flex;
  border-bottom: 1px solid var(--border-color);
  gap: 1.5rem;
  margin-bottom: 1.5rem;
}

.tab-btn {
  background: none;
  border: none;
  border-bottom: 2px solid transparent;
  padding: 0.75rem 0.25rem;
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--text-muted);
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  transition: all 0.15s ease;
}

.tab-btn.active {
  color: var(--primary);
  border-bottom-color: var(--primary);
}

.tab-content {
  display: none;
}

.tab-content.active {
  display: block;
}

/* Media Upload Dropzone & Thumbnail Preview */
.media-preview-container {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-top: 0.75rem;
}

.media-thumbnail-wrapper {
  width: 80px;
  height: 80px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border-color);
  overflow: hidden;
  position: relative;
  background-color: #000;
  display: flex;
  align-items: center;
  justify-content: center;
}

.media-thumbnail-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.media-thumbnail-video {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.table-media-thumb {
  width: 48px;
  height: 48px;
  border-radius: var(--radius-sm);
  object-fit: cover;
  border: 1px solid var(--border-color);
  background-color: var(--bg-subtle);
  display: inline-block;
}

.char-counter {
  font-size: 0.75rem;
  color: var(--text-muted);
  text-align: right;
  margin-top: 0.25rem;
}

/* Responsive adjustments */
@media (max-width: 768px) {
  .calendar-cell {
    min-height: 80px;
    padding: 0.25rem;
  }

  .calendar-date-number {
    font-size: 0.75rem;
  }

  .calendar-post-badge {
    font-size: 0.65rem;
    padding: 0.15rem 0.25rem;
  }
}