/* ============================================
   ADMIN PAGE — STYLES
   Same dark theme, form-centric layout
   ============================================ */

/* ── Admin Layout ────────────────────────── */
.admin-gate {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 40px 24px;
}

.admin-gate-box {
  width: 100%;
  max-width: 380px;
  text-align: center;
}

.admin-gate-title {
  font-family: var(--font-display);
  font-size: 1.6rem;
  font-weight: 600;
  margin-bottom: 8px;
}

.admin-gate-subtitle {
  font-size: 0.85rem;
  color: var(--text-muted);
  margin-bottom: 32px;
}

.admin-gate-input {
  width: 100%;
  padding: 14px 18px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  color: var(--text-primary);
  font-size: 0.95rem;
  font-family: var(--font-primary);
  outline: none;
  transition: border-color 0.3s;
  margin-bottom: 0;
}

.password-wrapper {
  position: relative;
  width: 100%;
  margin-bottom: 16px;
}

.eye-btn {
  position: absolute;
  top: 50%;
  right: 14px;
  transform: translateY(-50%);
  color: var(--text-muted);
  background: transparent;
  border: none;
  cursor: pointer;
  padding: 4px;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: color 0.3s var(--ease-smooth);
}
.eye-btn:hover {
  color: var(--accent);
}
.eye-btn svg {
  width: 20px;
  height: 20px;
}

.admin-gate-input:focus {
  border-color: var(--border-hover);
}

.admin-gate-input::placeholder {
  color: var(--text-muted);
}

.admin-gate-btn {
  width: 100%;
  padding: 14px;
  background: var(--text-primary);
  color: var(--bg-primary);
  font-size: 0.9rem;
  font-weight: 600;
  border-radius: var(--radius-md);
  transition: all 0.3s var(--ease-smooth);
  letter-spacing: 0.5px;
}

.admin-gate-btn:hover {
  opacity: 0.9;
  transform: translateY(-1px);
}

.admin-gate-error {
  color: #e74c3c;
  font-size: 0.82rem;
  margin-top: 12px;
  display: none;
}

.admin-gate-error.show {
  display: block;
}

/* ── Admin Dashboard ─────────────────────── */
.admin-dashboard {
  display: none;
  min-height: 100vh;
  padding: 40px 24px;
  max-width: 900px;
  margin: 0 auto;
}

.admin-dashboard.active {
  display: block;
}

.admin-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 48px;
  padding-bottom: 24px;
  border-bottom: 1px solid var(--border);
}

.admin-header-title {
  font-family: var(--font-display);
  font-size: 1.5rem;
  font-weight: 600;
}

.admin-header-actions {
  display: flex;
  gap: 12px;
}

/* ── Admin Tab Navigation ────────────────── */
.admin-tabs {
  display: flex;
  gap: 8px;
  margin-bottom: 32px;
  padding: 6px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 40px;
  overflow-x: auto;
  scrollbar-width: none;
  -ms-overflow-style: none;
}

.admin-tabs::-webkit-scrollbar {
  display: none;
}

.admin-tab {
  padding: 10px 20px;
  border-radius: 30px;
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--text-secondary);
  background: transparent;
  border: 1px solid transparent;
  white-space: nowrap;
  transition: all 0.3s var(--ease-smooth);
  cursor: pointer;
  flex-shrink: 0;
}

.admin-tab:hover {
  color: var(--text-primary);
  background: rgba(255, 255, 255, 0.03);
}

.admin-tab.active {
  background: var(--accent);
  color: #000;
  border-color: var(--accent);
  font-weight: 600;
}

/* ── Tab Content Panes ───────────────────── */
.admin-tab-content {
  position: relative;
}

.admin-tab-pane {
  display: none;
  opacity: 0;
  transform: translateY(10px);
  transition: opacity 0.3s var(--ease-smooth), transform 0.3s var(--ease-smooth);
}

.admin-tab-pane.active {
  display: block;
  opacity: 1;
  transform: translateY(0);
}

@media (max-width: 768px) {
  .admin-tabs {
    gap: 6px;
    padding: 4px;
    margin-bottom: 24px;
  }
  .admin-tab {
    padding: 8px 14px;
    font-size: 0.78rem;
  }
}

.admin-btn {
  padding: 10px 20px;
  border-radius: var(--radius-sm);
  font-size: 0.82rem;
  font-weight: 600;
  letter-spacing: 0.5px;
  transition: all 0.3s var(--ease-smooth);
}

.admin-btn-primary {
  background: var(--text-primary);
  color: var(--bg-primary);
}

.admin-btn-primary:hover {
  opacity: 0.9;
  transform: translateY(-1px);
}

.admin-btn-outline {
  border: 1px solid var(--border);
  color: var(--text-secondary);
}

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

.admin-btn-danger {
  border: 1px solid rgba(231, 76, 60, 0.3);
  color: #e74c3c;
}

.admin-btn-danger:hover {
  background: rgba(231, 76, 60, 0.1);
  border-color: rgba(231, 76, 60, 0.5);
}

/* ── Admin Sections ──────────────────────── */
.admin-section {
  margin-bottom: 48px;
}

.admin-section-title {
  font-family: var(--font-display);
  font-size: 1.1rem;
  font-weight: 600;
  margin-bottom: 20px;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--border);
  color: var(--text-primary);
  display: flex;
  align-items: center;
  gap: 10px;
}

.admin-section-title svg {
  width: 18px;
  height: 18px;
  color: var(--text-muted);
}

/* ── Form Elements ───────────────────────── */
.form-group {
  margin-bottom: 20px;
}

.form-label {
  display: block;
  font-size: 0.78rem;
  letter-spacing: 1px;
  text-transform: uppercase;
  color: var(--text-muted);
  margin-bottom: 8px;
}

.form-input,
.form-textarea {
  width: 100%;
  padding: 12px 16px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  color: var(--text-primary);
  font-size: 0.9rem;
  font-family: var(--font-primary);
  outline: none;
  transition: border-color 0.3s;
}

.form-input:focus,
.form-textarea:focus {
  border-color: var(--border-hover);
}

.form-input::placeholder,
.form-textarea::placeholder {
  color: var(--text-muted);
}

.form-textarea {
  min-height: 80px;
  resize: vertical;
  line-height: 1.6;
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}

/* ── Toggle Switch ───────────────────────── */
.toggle-switch {
  position: relative;
  display: inline-block;
  width: 50px;
  height: 26px;
  margin-top: 5px;
}

.toggle-switch input {
  opacity: 0;
  width: 0;
  height: 0;
}

.toggle-slider {
  position: absolute;
  cursor: pointer;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background-color: rgba(80, 80, 80, 0.4);
  transition: .4s;
  border-radius: 34px;
  border: 1px solid var(--border);
}

.toggle-slider:before {
  position: absolute;
  content: "";
  height: 18px;
  width: 18px;
  left: 3px;
  bottom: 3px;
  background-color: var(--text-muted);
  transition: .4s;
  border-radius: 50%;
}

input:checked + .toggle-slider {
  background-color: rgba(0, 211, 200, 0.15);
  border-color: rgba(0, 211, 200, 0.5);
}

input:checked + .toggle-slider:before {
  transform: translateX(24px);
  background-color: var(--accent);
}

/* ── Video Cards (Admin) ─────────────────── */
.admin-video-list {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.admin-video-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 20px;
  transition: border-color 0.3s;
}

.admin-video-card:hover {
  border-color: var(--border-hover);
}

.admin-video-card-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 16px;
}

.admin-video-number {
  font-size: 0.75rem;
  color: var(--text-muted);
  letter-spacing: 2px;
  text-transform: uppercase;
}

.admin-video-card-actions {
  display: flex;
  gap: 8px;
  align-items: center;
}

.admin-btn-icon {
  padding: 6px;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  background: transparent;
  color: var(--text-secondary);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: all 0.3s;
}

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

.admin-btn-icon svg {
  width: 16px;
  height: 16px;
}

.admin-btn-icon.disabled {
  opacity: 0.3;
  pointer-events: none;
}

.admin-video-card .form-group {
  margin-bottom: 12px;
}

.admin-video-card .form-group:last-child {
  margin-bottom: 0;
}

.add-video-btn {
  width: 100%;
  padding: 16px;
  border: 2px dashed var(--border);
  border-radius: var(--radius-md);
  color: var(--text-muted);
  font-size: 0.85rem;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  transition: all 0.3s;
  margin-top: 16px;
}

.add-video-btn:hover {
  border-color: var(--border-hover);
  color: var(--text-secondary);
  background: var(--accent-glow);
}

/* ── Toast Notification ──────────────────── */
.toast {
  position: fixed;
  bottom: 32px;
  right: 32px;
  padding: 14px 24px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  color: var(--text-primary);
  font-size: 0.85rem;
  box-shadow: var(--shadow-elevated);
  transform: translateY(20px);
  opacity: 0;
  transition: all 0.4s var(--ease-out);
  z-index: 9999;
  pointer-events: none;
}

.toast.show {
  transform: translateY(0);
  opacity: 1;
}

.toast.success {
  border-color: rgba(46, 204, 113, 0.3);
}

.toast.error {
  border-color: rgba(231, 76, 60, 0.3);
}

/* ── Preview Modal ───────────────────────── */
.preview-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 0.82rem;
  color: var(--text-muted);
  transition: color 0.3s;
  margin-top: 8px;
}

.preview-link:hover {
  color: var(--text-primary);
}

/* ── Responsive Admin ────────────────────── */
@media (max-width: 768px) {
  .form-row {
    grid-template-columns: 1fr;
  }

  .admin-header {
    flex-direction: column;
    gap: 16px;
    align-items: flex-start;
  }

  .admin-header-actions {
    width: 100%;
  }

  .admin-btn {
    flex: 1;
    text-align: center;
  }
}

/* ── Modals (Admin) ──────────────────────── */
.admin-modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.8);
  backdrop-filter: blur(5px);
  -webkit-backdrop-filter: blur(5px);
  z-index: 10000;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  visibility: hidden;
  transition: all 0.3s var(--ease-smooth);
}

.admin-modal-overlay.active {
  opacity: 1;
  visibility: visible;
}

.admin-modal {
  width: 100%;
  max-width: 500px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 24px;
  transform: translateY(20px) scale(0.95);
  transition: all 0.3s var(--ease-smooth);
  margin: 0 16px;
}

.admin-modal-overlay.active .admin-modal {
  transform: translateY(0) scale(1);
}

.admin-modal-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 24px;
}

.admin-modal-header h3 {
  font-family: var(--font-display);
  font-size: 1.2rem;
}

.close-modal-btn {
  background: none;
  border: none;
  color: var(--text-muted);
  cursor: pointer;
  padding: 4px;
}
.close-modal-btn:hover { color: var(--text-primary); }
.close-modal-btn svg { width: 24px; height: 24px; }

.filter-categories-list {
  display: flex;
  flex-direction: column;
  gap: 12px;
  margin-bottom: 24px;
  max-height: 50vh;
  overflow-y: auto;
}

.filter-category-item {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 10px 14px;
  background: rgba(255,255,255,0.03);
  font-size: 0.9rem;
}

.filter-video-item {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 8px 14px;
  background: rgba(255,255,255,0.015);
  border-left: 2px solid var(--border);
  font-size: 0.85rem;
  margin-bottom: 4px;
  color: var(--text-secondary);
}

.filter-category-item button {
  color: #e74c3c;
  background: none;
  border: none;
  cursor: pointer;
  font-size: 0.8rem;
}

.filter-category-item button:hover {
  text-decoration: underline;
}

.filter-add-group {
  display: flex;
  gap: 12px;
  margin-bottom: 32px;
}

.filter-add-group .form-input {
  margin-bottom: 0;
}

.admin-modal-footer {
  border-top: 1px solid var(--border);
  padding-top: 24px;
}

/* ── Publish Button ─────────────────────── */
.admin-btn-publish {
  background: linear-gradient(135deg, #00d3c8, #00a89e);
  color: #000;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-weight: 700;
  letter-spacing: 0.5px;
  box-shadow: 0 0 15px rgba(0, 211, 200, 0.2);
  transition: all 0.3s var(--ease-smooth);
}

.admin-btn-publish:hover {
  transform: translateY(-2px);
  box-shadow: 0 4px 20px rgba(0, 211, 200, 0.35);
  background: linear-gradient(135deg, #33e1d8, #00d3c8);
}

.admin-btn-publish:disabled {
  opacity: 0.5;
  cursor: not-allowed;
  transform: none;
  box-shadow: none;
}

.admin-btn-publish.publishing {
  animation: publishPulse 1.5s ease-in-out infinite;
}

@keyframes publishPulse {
  0%, 100% { box-shadow: 0 0 15px rgba(0, 211, 200, 0.2); }
  50% { box-shadow: 0 0 25px rgba(0, 211, 200, 0.5); }
}

/* ── GitHub Connection Status ────────────── */
.github-status {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 12px 16px;
  border-radius: var(--radius-sm);
  font-size: 0.85rem;
  margin-bottom: 20px;
}

.github-status.connected {
  background: rgba(0, 211, 200, 0.08);
  border: 1px solid rgba(0, 211, 200, 0.2);
  color: var(--accent);
}

.github-status.disconnected {
  background: rgba(231, 76, 60, 0.08);
  border: 1px solid rgba(231, 76, 60, 0.2);
  color: #e74c3c;
}

.github-status-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  flex-shrink: 0;
}

.github-status.connected .github-status-dot {
  background: var(--accent);
  box-shadow: 0 0 6px var(--accent);
}

.github-status.disconnected .github-status-dot {
  background: #e74c3c;
}

.github-token-hint {
  font-size: 0.78rem;
  color: var(--text-muted);
  margin-top: 8px;
  line-height: 1.5;
}