@import url('https://fonts.googleapis.com/css2?family=Plus+Jakarta+Sans:wght@400;500;600;700;800&display=swap');

:root {
  --bg-main: #0b0f19;
  --bg-card: #111827;
  --bg-card-hover: #1f2937;
  --bg-sidebar: #0f172a;
  --border-color: #1e293b;
  --border-light: #334155;
  --primary: #10b981;
  --primary-hover: #059669;
  --primary-light: rgba(16, 185, 129, 0.15);
  --text-main: #f8fafc;
  --text-muted: #94a3b8;
  --danger: #ef4444;
  --danger-light: rgba(239, 68, 68, 0.15);
  --warning: #f59e0b;
  --warning-light: rgba(245, 158, 11, 0.15);

  /* Bootstrap 5.3 Dark Theme Variable Overrides */
  --bs-body-bg: #0b0f19;
  --bs-body-color: #f8fafc;
  --bs-secondary-color: #94a3b8;
  --bs-tertiary-color: #64748b;
  --bs-border-color: #1e293b;
}

* {
  box-sizing: border-box;
}

body {
  font-family: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  background-color: var(--bg-main) !important;
  color: var(--text-main) !important;
  line-height: 1.5;
  margin: 0;
  padding: 0;
  -webkit-font-smoothing: antialiased;
}

/* Global Text Muted & Secondary Overrides for High Contrast Dark Theme */
.text-muted,
.text-secondary,
.text-body-secondary,
small.text-muted,
p.text-muted,
span.text-muted,
div.text-muted {
  color: #94a3b8 !important;
}

h1, h2, h3, h4, h5, h6 {
  color: #ffffff !important;
}

p {
  color: var(--text-main);
}

/* Base Layout */
.app-container {
  display: flex;
  min-height: 100vh;
  width: 100%;
}

.main-content {
  flex: 1;
  display: flex;
  flex-direction: column;
  background-color: var(--bg-main);
  min-width: 0;
}

.page-wrapper {
  padding: 2rem;
  flex: 1;
  overflow-y: auto;
}

/* Sidebar */
.sidebar {
  width: 270px;
  background-color: var(--bg-sidebar);
  border-right: 1px solid var(--border-color);
  display: flex;
  flex-direction: column;
  height: 100vh;
  position: sticky;
  top: 0;
  user-select: none;
  z-index: 1000;
}

.sidebar-header {
  padding: 1.25rem;
  display: flex;
  align-items: center;
  gap: 0.85rem;
  border-bottom: 1px solid var(--border-color);
  background: rgba(15, 23, 42, 0.6);
  backdrop-filter: blur(8px);
}

.sidebar-nav-scroll {
  flex: 1;
  overflow-y: auto;
  padding: 1.25rem 0.85rem;
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}

.sidebar-nav-scroll::-webkit-scrollbar {
  width: 4px;
}

.sidebar-nav-scroll::-webkit-scrollbar-thumb {
  background: rgba(255, 255, 255, 0.1);
  border-radius: 4px;
}

.nav-group {
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
}

.nav-group-title {
  font-size: 0.68rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: #64748b !important;
  padding-left: 0.75rem;
  margin-bottom: 0.2rem;
}

.nav-list {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
}

.nav-item-link {
  width: 100%;
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.7rem 0.85rem;
  border-radius: 10px;
  color: #94a3b8 !important;
  font-weight: 500;
  font-size: 0.88rem;
  text-decoration: none;
  transition: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
  border: 1px solid transparent;
  position: relative;
}

.nav-item-link i {
  font-size: 1.1rem;
  color: #94a3b8;
  transition: color 0.2s ease, transform 0.2s ease;
}

.nav-item-link:hover {
  background-color: rgba(30, 41, 59, 0.7);
  color: #ffffff !important;
}

.nav-item-link:hover i {
  color: var(--primary);
  transform: translateX(2px);
}

.nav-item-link.active {
  background: linear-gradient(90deg, rgba(16, 185, 129, 0.15) 0%, rgba(16, 185, 129, 0.05) 100%);
  color: #ffffff !important;
  border-color: rgba(16, 185, 129, 0.35);
  font-weight: 600;
  box-shadow: 0 2px 8px rgba(16, 185, 129, 0.12);
}

.nav-item-link.active i {
  color: var(--primary);
}

.active-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background-color: var(--primary);
  box-shadow: 0 0 8px var(--primary);
  margin-left: auto;
}

.sidebar-footer {
  padding: 1rem 0.85rem;
  border-top: 1px solid var(--border-color);
  background: rgba(15, 23, 42, 0.4);
}

.footer-status-card {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  padding: 0.6rem 0.8rem;
  border-radius: 8px;
  background-color: rgba(16, 185, 129, 0.08);
  border: 1px solid rgba(16, 185, 129, 0.2);
}

.status-icon {
  color: var(--primary);
  flex-shrink: 0;
}

.status-text {
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--primary);
}

/* Top Header */
.top-header {
  height: 70px;
  border-bottom: 1px solid var(--border-color);
  background-color: var(--bg-sidebar);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 2rem;
}

.header-title {
  font-size: 1.35rem;
  font-weight: 700;
  color: #ffffff !important;
  margin: 0;
}

.user-profile {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.user-info {
  text-align: right;
}

.user-name {
  font-weight: 600;
  font-size: 0.9rem;
  color: #ffffff;
}

.user-role {
  font-size: 0.75rem;
  color: var(--primary);
}

.btn-logout {
  background: transparent;
  border: 1px solid var(--border-light);
  color: #94a3b8 !important;
  padding: 0.45rem 0.9rem;
  border-radius: 6px;
  font-size: 0.85rem;
  text-decoration: none;
  display: flex;
  align-items: center;
  gap: 0.4rem;
  transition: all 0.2s;
  cursor: pointer;
}

.btn-logout:hover {
  background-color: var(--danger-light);
  color: var(--danger) !important;
  border-color: rgba(239, 68, 68, 0.4);
}

/* Cards & Grid */
.grid-cards {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 1.25rem;
  margin-bottom: 2rem;
}

.stat-card {
  background-color: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: 12px;
  padding: 1.25rem;
  display: flex;
  align-items: center;
  gap: 1rem;
  transition: transform 0.2s, border-color 0.2s;
}

.stat-card:hover {
  transform: translateY(-2px);
  border-color: var(--border-light);
}

.stat-icon {
  width: 48px;
  height: 48px;
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--primary);
  background-color: var(--primary-light);
  font-size: 1.3rem;
}

.stat-val {
  font-size: 1.6rem;
  font-weight: 700;
  line-height: 1.1;
  color: #ffffff !important;
}

.stat-label {
  font-size: 0.8rem;
  color: #94a3b8 !important;
  font-weight: 500;
}

/* Tables & Section Headers */
.section-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 1.25rem;
  flex-wrap: wrap;
  gap: 1rem;
}

.table-card {
  background-color: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: 12px;
  overflow: hidden;
}

.data-table, table.table {
  width: 100%;
  border-collapse: collapse;
  text-align: left;
  font-size: 0.9rem;
  margin: 0;
  background-color: transparent !important;
  color: var(--text-main) !important;
}

.data-table th, table.table th {
  background-color: #0f172a !important;
  padding: 0.85rem 1.25rem;
  color: #94a3b8 !important;
  font-weight: 600;
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  border-bottom: 1px solid var(--border-color) !important;
}

.data-table td, table.table td {
  padding: 1rem 1.25rem;
  border-bottom: 1px solid var(--border-color) !important;
  color: var(--text-main) !important;
  vertical-align: middle;
  background-color: transparent !important;
}

.data-table tr:last-child td, table.table tr:last-child td {
  border-bottom: none !important;
}

.data-table tr:hover td, table.table tr:hover td {
  background-color: var(--bg-card-hover) !important;
}

code {
  background: #1e293b !important;
  color: #10b981 !important;
  padding: 2px 6px;
  border-radius: 4px;
  font-family: monospace;
}

/* Badges */
.badge, .badge-custom {
  display: inline-flex;
  align-items: center;
  gap: 0.3rem;
  padding: 0.25rem 0.65rem;
  border-radius: 9999px;
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: capitalize;
}

.badge-active {
  background-color: rgba(16, 185, 129, 0.15) !important;
  color: #10b981 !important;
  border: 1px solid rgba(16, 185, 129, 0.3) !important;
}

.badge-inactive {
  background-color: rgba(148, 163, 184, 0.15) !important;
  color: #94a3b8 !important;
  border: 1px solid rgba(148, 163, 184, 0.3) !important;
}

.badge-danger {
  background-color: rgba(239, 68, 68, 0.15) !important;
  color: #ef4444 !important;
  border: 1px solid rgba(239, 68, 68, 0.3) !important;
}

/* Buttons */
.btn-primary, .btn-primary-custom {
  background: linear-gradient(135deg, #10b981, #059669) !important;
  color: #ffffff !important;
  border: none !important;
  padding: 0.6rem 1.2rem;
  border-radius: 8px;
  font-weight: 600;
  font-size: 0.88rem;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  transition: all 0.2s;
  box-shadow: 0 4px 12px rgba(16, 185, 129, 0.2);
  text-decoration: none;
}

.btn-primary:hover, .btn-primary-custom:hover {
  background: linear-gradient(135deg, #059669, #047857) !important;
  box-shadow: 0 4px 16px rgba(16, 185, 129, 0.35);
  color: #ffffff !important;
}

.btn-secondary, .btn-secondary-custom {
  background: rgba(255, 255, 255, 0.05) !important;
  border: 1px solid var(--border-light) !important;
  color: var(--text-main) !important;
  padding: 0.6rem 1.2rem;
  border-radius: 8px;
  font-weight: 600;
  font-size: 0.88rem;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  transition: all 0.2s;
  text-decoration: none;
}

.btn-secondary:hover, .btn-secondary-custom:hover {
  background: rgba(255, 255, 255, 0.1) !important;
  border-color: var(--text-muted) !important;
  color: #ffffff !important;
}

.btn-icon {
  background: transparent !important;
  border: 1px solid var(--border-light) !important;
  color: #94a3b8 !important;
  width: 34px;
  height: 34px;
  border-radius: 6px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: all 0.2s;
}

.btn-icon:hover {
  color: #ffffff !important;
  border-color: var(--primary) !important;
  background-color: var(--primary-light) !important;
}

.btn-icon-danger:hover {
  color: var(--danger) !important;
  border-color: var(--danger) !important;
  background-color: var(--danger-light) !important;
}

/* Modals & Overlays */
.modal-content, .modal-content-custom {
  background-color: var(--bg-card) !important;
  border: 1px solid var(--border-color) !important;
  border-radius: 14px !important;
  color: var(--text-main) !important;
  box-shadow: 0 20px 25px -5px rgba(0, 0, 0, 0.5);
}

.modal-header, .modal-header-custom {
  border-bottom: 1px solid var(--border-color) !important;
  padding: 1.25rem 1.5rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.modal-title {
  font-size: 1.15rem;
  font-weight: 700;
  margin: 0;
  color: #ffffff !important;
}

.modal-body, .modal-body-custom {
  padding: 1.5rem;
}

.modal-footer, .modal-footer-custom {
  border-top: 1px solid var(--border-color) !important;
  padding: 1rem 1.5rem;
  display: flex;
  justify-content: flex-end;
  gap: 0.75rem;
}

.btn-close {
  filter: invert(1) grayscale(100%) brightness(200%);
}

/* Forms, Inputs, Dropdowns & Labels */
input, select, textarea,
.form-control, .form-select,
.form-control-custom, .form-select-custom {
  width: 100%;
  background-color: #0f172a !important;
  border: 1px solid var(--border-color) !important;
  border-radius: 8px !important;
  padding: 0.6rem 0.85rem !important;
  color: var(--text-main) !important;
  font-family: inherit;
  font-size: 0.88rem !important;
  outline: none;
  transition: border-color 0.2s, box-shadow 0.2s, background-color 0.2s;
  height: 42px;
}

textarea {
  height: auto !important;
}

::placeholder,
.form-control::placeholder,
.form-control-custom::placeholder {
  color: #64748b !important;
  opacity: 1 !important;
}

input:focus, select:focus, textarea:focus,
.form-control:focus, .form-select:focus,
.form-control-custom:focus, .form-select-custom:focus {
  border-color: var(--primary) !important;
  box-shadow: 0 0 0 3px rgba(16, 185, 129, 0.15) !important;
  background-color: #111827 !important;
}

select option {
  background-color: #0f172a !important;
  color: #f8fafc !important;
  padding: 0.6rem;
}

.form-group, .form-group-custom {
  margin-bottom: 1.1rem;
}

label, .form-label, .form-group-custom label {
  display: block;
  font-size: 0.83rem;
  font-weight: 600;
  color: #94a3b8 !important;
  margin-bottom: 0.4rem;
}

/* Alert Banners */
.alert, .error-banner, .success-banner {
  border-radius: 8px;
  padding: 0.65rem 0.85rem;
  font-size: 0.85rem;
  margin-bottom: 1rem;
}

.alert-danger, .error-banner {
  background-color: var(--danger-light) !important;
  color: var(--danger) !important;
  border: 1px solid rgba(239, 68, 68, 0.3) !important;
}

.alert-success, .success-banner {
  background-color: var(--primary-light) !important;
  color: var(--primary) !important;
  border: 1px solid rgba(16, 185, 129, 0.3) !important;
}

/* Login Page Styling */
.login-wrapper {
  min-height: 100vh;
  width: 100vw;
  display: flex;
  align-items: center;
  justify-content: center;
  background: radial-gradient(circle at top center, #065f46 0%, #0b0f19 60%);
  padding: 1.5rem;
}

.login-card {
  background-color: rgba(17, 24, 39, 0.9);
  backdrop-filter: blur(12px);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 16px;
  width: 100%;
  max-width: 400px;
  padding: 2.5rem 2rem;
  box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.5);
  text-align: center;
}

/* Mobile & Desktop Responsive Layout */
.mobile-menu-toggle {
  display: none;
  background: transparent;
  border: 1px solid var(--border-color);
  color: var(--text-main);
  padding: 0.45rem 0.75rem;
  border-radius: 8px;
  cursor: pointer;
  align-items: center;
  justify-content: center;
}

/* Mobile Video Card Layout */
.mobile-cards-view {
  display: none;
  flex-direction: column;
  gap: 0.85rem;
  padding: 1rem;
}

.mobile-video-card {
  background-color: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: 10px;
  padding: 0.9rem;
}

.desktop-table-view {
  display: block;
}

@media (max-width: 992px) {
  .desktop-table-view {
    display: none;
  }

  .mobile-cards-view {
    display: flex;
  }

  .sidebar {
    position: fixed;
    top: 0;
    left: 0;
    bottom: 0;
    z-index: 1050;
    transform: translateX(-100%);
    transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    box-shadow: 4px 0 24px rgba(0, 0, 0, 0.5);
  }

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

  .sidebar-overlay {
    display: none;
    position: fixed;
    inset: 0;
    background-color: rgba(0, 0, 0, 0.65);
    backdrop-filter: blur(4px);
    z-index: 1040;
  }

  .sidebar-overlay.open {
    display: block;
  }

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

  .top-header {
    padding: 0 1.25rem;
  }

  .page-wrapper {
    padding: 1.25rem;
  }
}