/* ============================================================
   yiui — Cloudflare Dashboard Theme (Blue Edition)
   Pixel-accurate recreation of Cloudflare's admin console UI
   ============================================================ */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700&display=swap');

:root {
  --sidebar-nav-width: 260px;
  --header-height: 56px;

  /* ── Blue Theme Palette ── */
  --cf-brand-color: #0051c3;
  --cf-brand-hover: #003d96;
  --cf-brand-light: #ecf4ff;
  --cf-brand-subtle: rgba(0, 81, 195, 0.08);

  --cf-blue-link: #0051c3;
  --cf-blue-hover: #003d96;
  --cf-blue-bg: #ecf4ff;

  --cf-primary-brand: #0051c3;   /* Alias for quick inline use */

  --cf-green-base: #228b49;
  --cf-green-light: #e3f8eb;
  --cf-green-toggle: #2db35e;

  --cf-gold-base: #dda100;
  --cf-gold-light: #fff8e4;

  --cf-red-base: #d63e3e;
  --cf-red-light: #fef1f1;

  --cf-gray-text: #4a4a4a;
  --cf-gray-subtle: #6b7280;
  --cf-gray-bg: #f4f5f6;
  --cf-border-color: #e5e7eb;

  /* ── Neutral Scale ── */
  --bg-color-main: #f5f6f7;
  --bg-color-card: #ffffff;
  --bg-color-sidebar: #fbfbfc;
  --text-color-dark: #1a1a1a;
  --text-color-muted: #6b7280;

  /* ── Transitions ── */
  --transition-fast: 0.15s ease;
  --transition-normal: 0.2s ease;

  /* ── Radius ── */
  --radius-sm: 4px;
  --radius-md: 6px;
  --radius-lg: 8px;
}

/* ══════════════════════════════════════════
   RESET & CORE
   ══════════════════════════════════════════ */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

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

a {
  color: var(--cf-blue-link);
  text-decoration: none;
  transition: color var(--transition-fast);
}

a:hover {
  color: var(--cf-blue-hover);
  text-decoration: underline;
}

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

/* ── Sidebar ── */
.sidebar {
  width: var(--sidebar-nav-width);
  background-color: var(--bg-color-sidebar);
  border-right: 1px solid var(--cf-border-color);
  position: fixed;
  top: 0;
  bottom: 0;
  left: 0;
  z-index: 100;
  display: flex;
  flex-direction: column;
  transition: width var(--transition-normal) cubic-bezier(0.4, 0, 0.2, 1);
  overflow: hidden;
}

.sidebar-header {
  height: var(--header-height);
  display: flex;
  align-items: center;
  padding: 0 16px;
  border-bottom: 1px solid var(--cf-border-color);
  flex-shrink: 0;
}

.sidebar-logo {
  display: flex;
  align-items: center;
  color: var(--cf-brand-color);
  font-weight: 700;
  font-size: 20px;
  gap: 8px;
  white-space: nowrap;
}

.sidebar-logo:hover {
  text-decoration: none;
}

.sidebar-logo svg {
  width: 32px;
  height: 32px;
  fill: currentColor;
  flex-shrink: 0;
}

.sidebar-logo-text {
  font-size: 20px;
  font-weight: 700;
  color: var(--text-color-dark);
  letter-spacing: -0.5px;
}

.sidebar-logo-text span {
  color: var(--cf-brand-color);
}

.sidebar-nav {
  flex: 1;
  overflow-y: auto;
  overflow-x: hidden;
  padding: 12px 8px;
  display: flex;
  flex-direction: column;
  gap: 1px;
}

.sidebar-nav::-webkit-scrollbar {
  width: 4px;
}
.sidebar-nav::-webkit-scrollbar-thumb {
  background: rgba(0,0,0,0.12);
  border-radius: 4px;
}

.nav-category {
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.6px;
  color: var(--cf-gray-subtle);
  padding: 16px 12px 6px;
  font-weight: 600;
}

/* ── Sidebar Nav Items ── */
.nav-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
  padding: 7px 12px;
  color: var(--text-color-muted);
  border-radius: var(--radius-md);
  font-weight: 500;
  font-size: 13.5px;
  gap: 10px;
  transition: background-color var(--transition-fast), color var(--transition-fast);
  cursor: pointer;
  white-space: nowrap;
  border: none;
  background: transparent;
  text-align: left;
  position: relative;
}

.nav-item-content {
  display: flex;
  align-items: center;
  gap: 10px;
  min-width: 0;
  flex: 1;
}

.nav-item:hover {
  background-color: rgba(0, 0, 0, 0.04);
  color: var(--text-color-dark);
  text-decoration: none;
}

/* Cloudflare-style active: blue left bar + blue text */
.nav-item.active {
  background-color: var(--cf-brand-subtle);
  color: var(--cf-brand-color);
  font-weight: 600;
}

.nav-item.active::before {
  content: '';
  position: absolute;
  left: 0;
  top: 6px;
  bottom: 6px;
  width: 3px;
  border-radius: 0 3px 3px 0;
  background-color: var(--cf-brand-color);
}

.nav-item svg {
  width: 18px;
  height: 18px;
  opacity: 0.6;
  flex-shrink: 0;
}

.nav-item:hover svg {
  opacity: 0.8;
}

.nav-item.active svg {
  opacity: 1;
  color: var(--cf-brand-color);
}

.arrow-icon {
  width: 14px !important;
  height: 14px !important;
  opacity: 0.4 !important;
  transition: transform var(--transition-normal) ease;
}

.nav-group.open .arrow-icon {
  transform: rotate(90deg);
}

/* ── Submenu ── */
.nav-sub-list {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.25s cubic-bezier(0.4, 0, 0.2, 1);
  padding-left: 18px;
  margin-left: 22px;
  border-left: 1px solid var(--cf-border-color);
  display: flex;
  flex-direction: column;
  gap: 1px;
}

.nav-group.open .nav-sub-list {
  max-height: 500px;
  margin-top: 2px;
  margin-bottom: 4px;
}

.nav-sub-item {
  display: flex;
  align-items: center;
  padding: 5px 12px;
  color: var(--text-color-muted);
  font-size: 13px;
  font-weight: 500;
  border-radius: var(--radius-sm);
  transition: background-color var(--transition-fast), color var(--transition-fast);
  white-space: nowrap;
}

.nav-sub-item:hover {
  background-color: rgba(0, 0, 0, 0.04);
  color: var(--text-color-dark);
  text-decoration: none;
}

.nav-sub-item.active {
  background-color: var(--cf-brand-light);
  color: var(--cf-brand-color);
  font-weight: 600;
}

/* ══════════════════════════════════════════
   HEADER & TOP BAR
   ══════════════════════════════════════════ */
.main-container {
  margin-left: var(--sidebar-nav-width);
  flex: 1;
  display: flex;
  flex-direction: column;
  min-height: 100vh;
  transition: margin-left var(--transition-normal) cubic-bezier(0.4, 0, 0.2, 1);
}

.header {
  height: var(--header-height);
  border-bottom: 1px solid var(--cf-border-color);
  background-color: var(--bg-color-card);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 24px;
  position: sticky;
  top: 0;
  z-index: 90;
}

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

.header-right {
  display: flex;
  align-items: center;
  gap: 16px;
}

.user-profile {
  display: flex;
  align-items: center;
  gap: 8px;
  font-weight: 500;
  font-size: 13px;
  color: var(--text-color-dark);
}

.user-avatar {
  width: 30px;
  height: 30px;
  background: linear-gradient(135deg, #4693ff, #0051c3);
  color: #fff;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 600;
  font-size: 13px;
}

/* ══════════════════════════════════════════
   CONTENT AREA
   ══════════════════════════════════════════ */
.content-body {
  padding: 24px 32px 48px;
  flex: 1;
}

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

.page-title-section {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.page-title {
  font-size: 24px;
  font-weight: 600;
  color: var(--text-color-dark);
}

.page-subtitle {
  font-size: 13px;
  color: var(--text-color-muted);
}

/* ══════════════════════════════════════════
   GRID LAYOUTS
   ══════════════════════════════════════════ */
.dashboard-grid {
  display: grid;
  grid-template-columns: 2fr 1fr;
  gap: 24px;
}

@media (max-width: 1024px) {
  .dashboard-grid {
    grid-template-columns: 1fr;
  }
}

/* ══════════════════════════════════════════
   CARDS (Cloudflare-accurate)
   ══════════════════════════════════════════ */
.card {
  background-color: var(--bg-color-card);
  border: 1px solid var(--cf-border-color);
  border-radius: var(--radius-lg);
  margin-bottom: 24px;
  overflow: hidden;
  box-shadow: 0 1px 2px rgba(0, 0, 0, 0.04);
}

.card-header {
  padding: 14px 20px;
  border-bottom: 1px solid var(--cf-border-color);
  background-color: var(--bg-color-card);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.card-title {
  font-size: 15px;
  font-weight: 600;
  color: var(--text-color-dark);
}

.card-subtitle {
  font-size: 13px;
  color: var(--text-color-muted);
  margin-top: 2px;
}

.card-body {
  padding: 20px;
}

.card-footer {
  padding: 12px 20px;
  border-top: 1px solid var(--cf-border-color);
  background-color: var(--cf-gray-bg);
  font-size: 12px;
  color: var(--text-color-muted);
}

/* ══════════════════════════════════════════
   BUTTONS
   ══════════════════════════════════════════ */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  height: 36px;
  padding: 0 16px;
  border-radius: var(--radius-sm);
  font-weight: 500;
  font-size: 14px;
  cursor: pointer;
  transition: all var(--transition-fast);
  border: 1px solid transparent;
  gap: 8px;
  font-family: inherit;
  line-height: 1;
}

.btn:focus-visible {
  outline: 2px solid var(--cf-brand-color);
  outline-offset: 2px;
}

.btn-primary, .btn-orange {
  background-color: var(--cf-brand-color);
  color: #ffffff;
}

.btn-primary:hover, .btn-orange:hover {
  background-color: var(--cf-brand-hover);
  text-decoration: none;
  color: #ffffff;
}

.btn-secondary {
  background-color: var(--bg-color-card);
  border-color: var(--cf-border-color);
  color: var(--text-color-dark);
}

.btn-secondary:hover {
  background-color: var(--cf-gray-bg);
  border-color: #c5c8cc;
  text-decoration: none;
}

.btn-danger {
  background-color: var(--bg-color-card);
  border-color: var(--cf-red-base);
  color: var(--cf-red-base);
}

.btn-danger:hover {
  background-color: var(--cf-red-light);
  text-decoration: none;
}

.btn-warning {
  background-color: var(--bg-color-card);
  border-color: var(--cf-gold-base);
  color: var(--cf-gold-base);
}

.btn-warning:hover {
  background-color: var(--cf-gold-light);
  text-decoration: none;
}

.btn-ghost {
  background: transparent;
  border-color: transparent;
  color: var(--cf-blue-link);
}

.btn-ghost:hover {
  background-color: var(--cf-brand-subtle);
  text-decoration: none;
}

.btn-sm {
  height: 30px;
  font-size: 12px;
  padding: 0 10px;
}

.btn-lg {
  height: 42px;
  font-size: 15px;
  padding: 0 24px;
}

.btn[disabled], .btn:disabled {
  opacity: 0.5;
  cursor: not-allowed;
  pointer-events: none;
}

/* ══════════════════════════════════════════
   FORMS
   ══════════════════════════════════════════ */
.form-group {
  margin-bottom: 20px;
}

.form-label {
  display: block;
  font-weight: 600;
  margin-bottom: 6px;
  font-size: 13px;
  color: var(--text-color-dark);
}

.form-input {
  width: 100%;
  height: 36px;
  padding: 6px 12px;
  border: 1px solid #9ca3af;
  border-radius: var(--radius-sm);
  font-size: 14px;
  font-family: inherit;
  background-color: var(--bg-color-card);
  color: var(--text-color-dark);
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}

.form-input:focus {
  outline: none;
  border-color: var(--cf-brand-color);
  box-shadow: 0 0 0 3px rgba(0, 81, 195, 0.12);
}

.form-input::placeholder {
  color: #9ca3af;
}

.form-hint {
  font-size: 12px;
  color: var(--text-color-muted);
  margin-top: 4px;
}

textarea.form-input {
  height: auto;
  min-height: 80px;
  resize: vertical;
  line-height: 1.5;
}

/* ══════════════════════════════════════════
   TOGGLE SWITCHES (Cloudflare Style)
   ══════════════════════════════════════════ */
.switch-wrapper {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 12px 0;
}

.switch-wrapper:not(:last-child) {
  border-bottom: 1px solid var(--cf-border-color);
}

.switch-label-col {
  display: flex;
  flex-direction: column;
  gap: 2px;
  max-width: 80%;
}

.switch-title {
  font-weight: 600;
  font-size: 14px;
  color: var(--text-color-dark);
}

.switch-desc {
  font-size: 12px;
  color: var(--text-color-muted);
  line-height: 1.4;
}

.switch-control,
.switch {
  position: relative;
  display: inline-block;
  width: 44px;
  height: 24px;
  flex-shrink: 0;
}

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

.slider {
  position: absolute;
  cursor: pointer;
  top: 0; left: 0; right: 0; bottom: 0;
  background-color: #d1d5db;
  transition: background-color 0.2s;
  border-radius: 24px;
}

.slider:before {
  position: absolute;
  content: "";
  height: 18px;
  width: 18px;
  left: 3px;
  bottom: 3px;
  background-color: white;
  transition: transform 0.2s;
  border-radius: 50%;
  box-shadow: 0 1px 3px rgba(0,0,0,0.15);
}

input:checked + .slider {
  background-color: var(--cf-green-toggle);
}

input:checked + .slider:before {
  transform: translateX(20px);
}

/* ══════════════════════════════════════════
   TABLE (Cloudflare-accurate)
   ══════════════════════════════════════════ */
.table-responsive {
  width: 100%;
  overflow-x: auto;
}

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

.cf-table th {
  padding: 10px 16px;
  border-bottom: 1px solid var(--cf-border-color);
  color: var(--text-color-muted);
  font-weight: 500;
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 0.4px;
  background-color: var(--cf-gray-bg);
}

.cf-table td {
  padding: 12px 16px;
  border-bottom: 1px solid var(--cf-border-color);
  vertical-align: middle;
  font-size: 13px;
}

.cf-table tbody tr {
  transition: background-color var(--transition-fast);
}

.cf-table tbody tr:hover {
  background-color: #f9fafb;
}

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

/* ══════════════════════════════════════════
   BADGES
   ══════════════════════════════════════════ */
.badge {
  display: inline-flex;
  align-items: center;
  padding: 2px 8px;
  border-radius: 10px;
  font-size: 12px;
  font-weight: 500;
  line-height: 1.5;
}

.badge-success {
  background-color: var(--cf-green-light);
  color: var(--cf-green-base);
}

.badge-info {
  background-color: var(--cf-brand-light);
  color: var(--cf-brand-color);
}

.badge-warning {
  background-color: var(--cf-gold-light);
  color: #a77a00;
}

.badge-danger {
  background-color: var(--cf-red-light);
  color: var(--cf-red-base);
}

.badge-neutral {
  background-color: #f3f4f6;
  color: var(--cf-gray-subtle);
}

/* ══════════════════════════════════════════
   STATUS INDICATORS
   ══════════════════════════════════════════ */
.status-indicator {
  display: inline-flex;
  align-items: center;
  font-size: 13px;
  font-weight: 500;
}

.status-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  margin-right: 8px;
  display: inline-block;
}

.status-dot.active { background-color: var(--cf-green-toggle); }
.status-dot.pending { background-color: var(--cf-gold-base); }
.status-dot.inactive { background-color: var(--cf-gray-subtle); }
.status-dot.error { background-color: var(--cf-red-base); }

/* ══════════════════════════════════════════
   DNS CLOUD PROXY
   ══════════════════════════════════════════ */
.cloud-proxy {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-weight: 500;
  font-size: 13px;
  cursor: pointer;
  transition: opacity var(--transition-fast);
}

.cloud-proxy:hover { opacity: 0.8; }

.cloud-orange, .cloud-blue {
  color: var(--cf-brand-color);
}

.cloud-grey {
  color: var(--cf-gray-subtle);
}

/* ══════════════════════════════════════════
   STATS & PROGRESS
   ══════════════════════════════════════════ */
.stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 16px;
  margin-bottom: 24px;
}

.stats-card {
  border: 1px solid var(--cf-border-color);
  border-radius: var(--radius-md);
  padding: 16px;
  background-color: var(--bg-color-card);
}

.stats-label {
  font-size: 12px;
  color: var(--text-color-muted);
  font-weight: 500;
}

.stats-value {
  font-size: 24px;
  font-weight: 600;
  margin-top: 4px;
  color: var(--text-color-dark);
}

.progress-container {
  width: 100%;
  background-color: #e5e7eb;
  border-radius: var(--radius-sm);
  height: 6px;
  overflow: hidden;
  margin: 8px 0;
}

.progress-bar {
  height: 100%;
  background-color: var(--cf-brand-color);
  border-radius: var(--radius-sm);
  transition: width 0.4s ease;
}

/* ══════════════════════════════════════════
   CALLOUT ALERT BOXES
   ══════════════════════════════════════════ */
.callout {
  padding: 14px 16px;
  border-left: 3px solid #ccc;
  background-color: var(--cf-gray-bg);
  border-radius: 0 var(--radius-md) var(--radius-md) 0;
  margin-bottom: 16px;
}

.callout-title {
  font-weight: 600;
  font-size: 13px;
  margin-bottom: 4px;
  color: var(--text-color-dark);
}

.callout-content {
  font-size: 13px;
  color: var(--text-color-muted);
  line-height: 1.5;
}

.callout-info {
  border-left-color: var(--cf-brand-color);
  background-color: var(--cf-brand-light);
}

.callout-success {
  border-left-color: var(--cf-green-toggle);
  background-color: var(--cf-green-light);
}

.callout-warning {
  border-left-color: var(--cf-gold-base);
  background-color: var(--cf-gold-light);
}

.callout-danger {
  border-left-color: var(--cf-red-base);
  background-color: var(--cf-red-light);
}

/* ══════════════════════════════════════════
   ALERT SYSTEM
   ══════════════════════════════════════════ */
.alert {
  padding: 12px 16px;
  border-radius: var(--radius-md);
  border: 1px solid transparent;
  margin-bottom: 16px;
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 13px;
}

.alert-danger {
  background-color: var(--cf-red-light);
  border-color: #fecaca;
  color: #991b1b;
}

.alert-success {
  background-color: var(--cf-green-light);
  border-color: #a7f3d0;
  color: var(--cf-green-base);
}

.alert-warning {
  background-color: var(--cf-gold-light);
  border-color: #fde68a;
  color: #92400e;
}

.alert-info {
  background-color: var(--cf-brand-light);
  border-color: #bfdbfe;
  color: var(--cf-brand-color);
}

/* ══════════════════════════════════════════
   TABS NAVIGATION (Cloudflare-style underline)
   ══════════════════════════════════════════ */
.tabs-nav {
  display: flex;
  gap: 0;
  border-bottom: 1px solid var(--cf-border-color);
  margin-bottom: 24px;
}

.tab-link {
  padding: 10px 16px;
  font-size: 13px;
  font-weight: 500;
  color: var(--text-color-muted);
  border-bottom: 2px solid transparent;
  margin-bottom: -1px;
  transition: all var(--transition-fast);
  cursor: pointer;
  white-space: nowrap;
}

.tab-link:hover {
  color: var(--text-color-dark);
  text-decoration: none;
}

.tab-link.active {
  color: var(--cf-brand-color);
  border-bottom-color: var(--cf-brand-color);
  font-weight: 600;
}

/* ══════════════════════════════════════════
   SEARCH BAR
   ══════════════════════════════════════════ */
.search-wrapper {
  position: relative;
  width: 100%;
  max-width: 300px;
}

.search-icon {
  position: absolute;
  left: 10px;
  top: 50%;
  transform: translateY(-50%);
  color: var(--text-color-muted);
  opacity: 0.5;
}

.search-input {
  padding-left: 34px !important;
  background-color: var(--cf-gray-bg) !important;
  border-color: transparent !important;
  border-radius: var(--radius-md) !important;
  height: 34px !important;
  font-size: 13px !important;
}

.search-input:focus {
  background-color: var(--bg-color-card) !important;
  border-color: var(--cf-brand-color) !important;
}

/* ══════════════════════════════════════════
   DNS FORM BAR
   ══════════════════════════════════════════ */
.dns-form-inline {
  display: grid;
  grid-template-columns: 110px 180px 1fr 100px auto 100px;
  gap: 12px;
  align-items: end;
  background-color: var(--cf-gray-bg);
  padding: 16px;
  border: 1px solid var(--cf-border-color);
  border-radius: var(--radius-md);
  margin-bottom: 20px;
}

@media (max-width: 768px) {
  .dns-form-inline {
    grid-template-columns: 1fr;
  }
}

/* ══════════════════════════════════════════
   LOGIN PAGE
   ══════════════════════════════════════════ */
.login-wrapper {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  background-color: #f0f2f5;
  padding: 20px;
}

.login-card {
  width: 100%;
  max-width: 420px;
  background-color: var(--bg-color-card);
  border: 1px solid var(--cf-border-color);
  border-radius: var(--radius-lg);
  padding: 40px;
  box-shadow: 0 4px 24px rgba(0,0,0,0.06);
}

.login-logo {
  display: flex;
  justify-content: center;
  margin-bottom: 28px;
}

.login-logo svg {
  width: 60px;
  height: auto;
}

.login-title {
  font-size: 20px;
  font-weight: 600;
  text-align: center;
  margin-bottom: 24px;
  color: var(--text-color-dark);
}

/* ══════════════════════════════════════════
   SIDEBAR COLLAPSE
   ══════════════════════════════════════════ */
body.sidebar-collapsed {
  --sidebar-nav-width: 56px;
}

body.sidebar-collapsed .sidebar-logo-text,
body.sidebar-collapsed .nav-text,
body.sidebar-collapsed .nav-category,
body.sidebar-collapsed .arrow-icon,
body.sidebar-collapsed .nav-sub-list {
  display: none !important;
}

body.sidebar-collapsed .nav-item {
  justify-content: center;
  padding: 10px;
}

body.sidebar-collapsed .nav-item.active::before {
  display: none;
}

/* ══════════════════════════════════════════
   ICON GRID (System Icon Library)
   ══════════════════════════════════════════ */
.icon-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(110px, 1fr));
  gap: 12px;
  text-align: center;
}

.icon-card {
  border: 1px solid var(--cf-border-color);
  border-radius: var(--radius-md);
  padding: 16px 8px;
  background-color: var(--cf-gray-bg);
  transition: all var(--transition-fast);
  cursor: pointer;
}

.icon-card:hover {
  background-color: var(--cf-brand-light);
  border-color: var(--cf-brand-color);
  transform: translateY(-1px);
}

.icon-card svg {
  width: 22px;
  height: 22px;
  color: var(--text-color-dark);
  margin-bottom: 6px;
}

.icon-card:hover svg {
  color: var(--cf-brand-color);
}

.icon-name {
  font-size: 10px;
  font-family: 'SF Mono', Monaco, Consolas, monospace;
  color: var(--text-color-muted);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

/* ══════════════════════════════════════════
   MODAL DIALOG
   ══════════════════════════════════════════ */
.modal-overlay {
  position: fixed;
  inset: 0;
  background-color: rgba(0, 0, 0, 0.4);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 1000;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.2s ease, visibility 0.2s ease;
}

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

.modal {
  background-color: var(--bg-color-card);
  border-radius: var(--radius-lg);
  width: 100%;
  max-width: 520px;
  max-height: 90vh;
  overflow-y: auto;
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.15);
  transform: translateY(8px) scale(0.98);
  transition: transform 0.2s ease;
}

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

.modal-header {
  padding: 16px 20px;
  border-bottom: 1px solid var(--cf-border-color);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.modal-title {
  font-size: 16px;
  font-weight: 600;
  color: var(--text-color-dark);
}

.modal-close {
  width: 28px;
  height: 28px;
  border: none;
  background: transparent;
  cursor: pointer;
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-color-muted);
  transition: all var(--transition-fast);
}

.modal-close:hover {
  background-color: var(--cf-gray-bg);
  color: var(--text-color-dark);
}

.modal-body {
  padding: 20px;
}

.modal-footer {
  padding: 14px 20px;
  border-top: 1px solid var(--cf-border-color);
  display: flex;
  justify-content: flex-end;
  gap: 8px;
  background-color: var(--cf-gray-bg);
}

/* ══════════════════════════════════════════
   DROPDOWN MENU
   ══════════════════════════════════════════ */
.dropdown {
  position: relative;
  display: inline-block;
}

.dropdown-menu {
  position: absolute;
  top: calc(100% + 4px);
  left: 0;
  min-width: 180px;
  background-color: var(--bg-color-card);
  border: 1px solid var(--cf-border-color);
  border-radius: var(--radius-md);
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.08);
  z-index: 200;
  padding: 4px 0;
  opacity: 0;
  visibility: hidden;
  transform: translateY(-4px);
  transition: all var(--transition-fast);
}

.dropdown.open .dropdown-menu {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.dropdown-item {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 8px 14px;
  font-size: 13px;
  color: var(--text-color-dark);
  cursor: pointer;
  transition: background-color var(--transition-fast);
  border: none;
  background: none;
  width: 100%;
  text-align: left;
}

.dropdown-item:hover {
  background-color: var(--cf-gray-bg);
  text-decoration: none;
}

.dropdown-item svg {
  width: 16px;
  height: 16px;
  color: var(--text-color-muted);
}

.dropdown-divider {
  height: 1px;
  background-color: var(--cf-border-color);
  margin: 4px 0;
}

.dropdown-item.danger {
  color: var(--cf-red-base);
}

/* ══════════════════════════════════════════
   BREADCRUMB
   ══════════════════════════════════════════ */
.breadcrumb {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 13px;
  color: var(--text-color-muted);
  margin-bottom: 16px;
}

.breadcrumb-item {
  color: var(--cf-blue-link);
  font-weight: 500;
}

.breadcrumb-item:hover {
  text-decoration: underline;
}

.breadcrumb-sep {
  color: var(--cf-border-color);
  user-select: none;
}

.breadcrumb-current {
  color: var(--text-color-dark);
  font-weight: 500;
}

/* ══════════════════════════════════════════
   TOOLTIP
   ══════════════════════════════════════════ */
.tooltip-wrapper {
  position: relative;
  display: inline-flex;
}

.tooltip-content {
  position: absolute;
  bottom: calc(100% + 8px);
  left: 50%;
  transform: translateX(-50%);
  background-color: #1f2937;
  color: #fff;
  font-size: 12px;
  padding: 6px 10px;
  border-radius: var(--radius-sm);
  white-space: nowrap;
  pointer-events: none;
  opacity: 0;
  visibility: hidden;
  transition: opacity var(--transition-fast), visibility var(--transition-fast);
  z-index: 300;
}

.tooltip-content::after {
  content: '';
  position: absolute;
  top: 100%;
  left: 50%;
  transform: translateX(-50%);
  border: 5px solid transparent;
  border-top-color: #1f2937;
}

.tooltip-wrapper:hover .tooltip-content {
  opacity: 1;
  visibility: visible;
}

/* ══════════════════════════════════════════
   SKELETON LOADING
   ══════════════════════════════════════════ */
@keyframes shimmer {
  0% { background-position: -200px 0; }
  100% { background-position: calc(200px + 100%) 0; }
}

.skeleton {
  background: linear-gradient(90deg, #f0f0f0 25%, #e0e0e0 50%, #f0f0f0 75%);
  background-size: 200px 100%;
  animation: shimmer 1.5s infinite ease-in-out;
  border-radius: var(--radius-sm);
}

.skeleton-text {
  height: 14px;
  margin-bottom: 8px;
}

.skeleton-text:last-child {
  width: 60%;
}

.skeleton-heading {
  height: 24px;
  width: 40%;
  margin-bottom: 16px;
}

.skeleton-avatar {
  width: 40px;
  height: 40px;
  border-radius: 50%;
}

.skeleton-card {
  height: 120px;
  border-radius: var(--radius-lg);
}

/* ══════════════════════════════════════════
   EMPTY STATE
   ══════════════════════════════════════════ */
.empty-state {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 48px 24px;
  text-align: center;
}

.empty-state svg {
  width: 48px;
  height: 48px;
  color: #d1d5db;
  margin-bottom: 16px;
}

.empty-state-title {
  font-size: 16px;
  font-weight: 600;
  color: var(--text-color-dark);
  margin-bottom: 8px;
}

.empty-state-desc {
  font-size: 13px;
  color: var(--text-color-muted);
  max-width: 360px;
  margin-bottom: 20px;
  line-height: 1.5;
}

/* ══════════════════════════════════════════
   PROGRESS STEPS
   ══════════════════════════════════════════ */
.steps {
  display: flex;
  align-items: center;
  gap: 0;
  margin-bottom: 24px;
}

.step {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  font-weight: 500;
  color: var(--text-color-muted);
}

.step-number {
  width: 28px;
  height: 28px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 12px;
  font-weight: 600;
  border: 2px solid var(--cf-border-color);
  background-color: var(--bg-color-card);
  color: var(--text-color-muted);
  flex-shrink: 0;
}

.step.active .step-number {
  border-color: var(--cf-brand-color);
  background-color: var(--cf-brand-color);
  color: #fff;
}

.step.active {
  color: var(--cf-brand-color);
  font-weight: 600;
}

.step.completed .step-number {
  border-color: var(--cf-green-toggle);
  background-color: var(--cf-green-toggle);
  color: #fff;
}

.step.completed {
  color: var(--cf-green-base);
}

.step-line {
  flex: 1;
  height: 2px;
  background-color: var(--cf-border-color);
  margin: 0 8px;
  min-width: 24px;
}

.step.completed + .step-line,
.step-line.done {
  background-color: var(--cf-green-toggle);
}

/* ══════════════════════════════════════════
   RADIO CARDS
   ══════════════════════════════════════════ */
.radio-group {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.radio-card {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  padding: 14px 16px;
  border: 1px solid var(--cf-border-color);
  border-radius: var(--radius-md);
  cursor: pointer;
  transition: all var(--transition-fast);
}

.radio-card:hover {
  border-color: #9ca3af;
}

.radio-card.selected {
  border-color: var(--cf-brand-color);
  background-color: var(--cf-brand-light);
}

.radio-card input[type="radio"] {
  margin-top: 2px;
  accent-color: var(--cf-brand-color);
}

.radio-card-label {
  font-weight: 600;
  font-size: 14px;
  color: var(--text-color-dark);
  margin-bottom: 2px;
}

.radio-card-desc {
  font-size: 12px;
  color: var(--text-color-muted);
  line-height: 1.4;
}

/* ══════════════════════════════════════════
   CODE BLOCK
   ══════════════════════════════════════════ */
.code-block {
  background-color: #1e293b;
  color: #e2e8f0;
  border-radius: var(--radius-md);
  overflow: hidden;
  margin-bottom: 16px;
}

.code-block-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 8px 14px;
  background-color: #0f172a;
  font-size: 12px;
  color: #94a3b8;
}

.code-block-body {
  padding: 14px;
  font-family: 'SF Mono', Monaco, Consolas, 'Courier New', monospace;
  font-size: 13px;
  line-height: 1.6;
  overflow-x: auto;
  white-space: pre;
}

.code-block .copy-btn {
  background: rgba(255,255,255,0.1);
  border: none;
  color: #94a3b8;
  padding: 4px 8px;
  border-radius: var(--radius-sm);
  cursor: pointer;
  font-size: 11px;
  transition: all var(--transition-fast);
}

.code-block .copy-btn:hover {
  background: rgba(255,255,255,0.2);
  color: #fff;
}

/* ══════════════════════════════════════════
   PAGINATION (Cloudflare-style)
   ══════════════════════════════════════════ */
.pagination {
  display: flex;
  list-style: none;
  gap: 4px;
}

.pagination li {
  display: inline-block;
}

.pagination li a,
.pagination li span {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  height: 32px;
  min-width: 32px;
  padding: 0 10px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--cf-border-color);
  font-size: 13px;
  font-weight: 500;
  color: var(--text-color-muted);
  text-decoration: none;
  cursor: pointer;
  transition: all var(--transition-fast);
  background-color: var(--bg-color-card);
}

.pagination li a:hover {
  background-color: var(--cf-gray-bg);
  border-color: #c5c8cc;
  color: var(--text-color-dark);
}

.pagination li.active span {
  background-color: var(--cf-brand-color);
  border-color: var(--cf-brand-color);
  color: #ffffff;
  cursor: default;
}

.pagination li.disabled span {
  opacity: 0.4;
  cursor: not-allowed;
}

/* ══════════════════════════════════════════
   TOAST NOTIFICATION
   ══════════════════════════════════════════ */
.toast {
  position: fixed;
  bottom: 24px;
  right: 24px;
  padding: 12px 20px;
  border-radius: var(--radius-md);
  box-shadow: 0 4px 16px rgba(0,0,0,0.12);
  z-index: 9999;
  font-weight: 500;
  font-size: 13px;
  color: #fff;
  display: flex;
  align-items: center;
  gap: 8px;
  transform: translateY(100px);
  opacity: 0;
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

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

.toast-success { background-color: var(--cf-green-toggle); }
.toast-danger { background-color: var(--cf-red-base); }
.toast-info { background-color: var(--cf-brand-color); }

/* ══════════════════════════════════════════
   MENU MANAGEMENT PAGE
   ══════════════════════════════════════════ */
.menu-tree {
  padding: 0;
}

.menu-tree-item {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 16px;
  border-bottom: 1px solid var(--cf-border-color);
  transition: background-color var(--transition-fast);
  font-size: 13px;
}

.menu-tree-item:hover {
  background-color: #f9fafb;
}

.menu-tree-item:last-child {
  border-bottom: none;
}

.menu-tree-indent {
  display: flex;
  align-items: center;
  gap: 4px;
}

.menu-tree-indent .indent-bar {
  width: 1px;
  height: 20px;
  background-color: var(--cf-border-color);
  margin-left: 8px;
}

.menu-tree-icon {
  width: 20px;
  height: 20px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-color-muted);
  flex-shrink: 0;
}

.menu-tree-icon svg {
  width: 16px;
  height: 16px;
}

.menu-tree-title {
  flex: 1;
  font-weight: 500;
  color: var(--text-color-dark);
  min-width: 0;
}

.menu-tree-url {
  font-family: 'SF Mono', Monaco, Consolas, monospace;
  font-size: 11px;
  color: var(--text-color-muted);
  background-color: var(--cf-gray-bg);
  padding: 2px 8px;
  border-radius: var(--radius-sm);
  max-width: 180px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.menu-tree-actions {
  display: flex;
  align-items: center;
  gap: 6px;
  flex-shrink: 0;
}

.menu-tree-sort {
  font-size: 12px;
  color: var(--text-color-muted);
  min-width: 40px;
  text-align: center;
}

.menu-hidden {
  opacity: 0.45;
}

/* ══════════════════════════════════════════
   RESPONSIVE TWEAKS
   ══════════════════════════════════════════ */
@media (max-width: 768px) {
  .sidebar {
    width: 0;
    transform: translateX(-100%);
  }
  
  .main-container {
    margin-left: 0;
  }
  
  .content-body {
    padding: 16px;
  }
  
  .header {
    padding: 0 16px;
  }
}

/* ══════════════════════════════════════════
   ATTACHMENTS & STORAGE CUSTOM STYLES
   ══════════════════════════════════════════ */
#upload-dropzone.active {
  border-color: var(--cf-primary-brand) !important;
  background-color: #f0f7ff !important;
}

.radio-card:has(input:checked) {
  border-color: var(--cf-primary-brand) !important;
  background-color: #f4f9ff !important;
  box-shadow: 0 0 0 1px var(--cf-primary-brand);
}

.tab-link:hover {
  color: var(--cf-primary-brand) !important;
}

.tab-link.active {
  color: var(--cf-primary-brand) !important;
  border-color: var(--cf-primary-brand) !important;
}

/* ══════════════════════════════════════════
   DEFENSIVE: ThinkPHP Trace Panel Override
   ══════════════════════════════════════════ */
#think_page_trace,
#think_page_trace_open {
  display: none !important;
}

/* ══════════════════════════════════════════
   SVG CONSTRAINTS IN TABLE CELLS
   ══════════════════════════════════════════ */
.menu-icon-span svg,
.cf-table svg {
  width: 16px;
  height: 16px;
  flex-shrink: 0;
}

/* ══════════════════════════════════════════
   CF-LINK HOVER
   ══════════════════════════════════════════ */
.cf-link:hover {
  text-decoration: underline;
}