:root {
  --admin-font-size: 16px;

  --admin-background: #2a2a2a;
  --admin-foreground: #fafafa;

  --admin-card: #323232;
  --admin-card-foreground: #fafafa;

  --admin-muted-foreground: #a1a1aa;

  --admin-border: #4f4f4f;
  --admin-input-background: #4f4f4f;
  --admin-ring: rgba(255, 255, 255, 0.18);

  --admin-sidebar-bg: #1e1e1e;
  --admin-hover: rgba(255, 255, 255, 0.06);
  --admin-active: rgba(255, 255, 255, 0.1);

  --admin-accent: #19e6c0;
  --admin-accent-hover: #14ccaa;
  --admin-accent-subtle: rgba(25, 230, 192, 0.08);
  --admin-accent-border: rgba(25, 230, 192, 0.25);
  --admin-accent-text: #19e6c0;
  --admin-on-accent: #0b0c0e;

  --admin-radius: 0.625rem;

  --admin-font-weight-normal: 400;
  --admin-font-weight-medium: 500;
  --admin-font-weight-semibold: 600;
}

[data-theme="light"] {
  --admin-background: #f5f5f5;
  --admin-foreground: #111827;

  --admin-card: #ffffff;
  --admin-card-foreground: #111827;

  --admin-muted-foreground: #6b7280;

  --admin-border: #e5e7eb;
  --admin-input-background: #f3f4f6;
  --admin-ring: rgba(0, 0, 0, 0.1);

  --admin-sidebar-bg: #ffffff;
  --admin-hover: rgba(0, 0, 0, 0.04);
  --admin-active: rgba(0, 0, 0, 0.08);

  --admin-accent: #0fa892;
  --admin-accent-hover: #0d9680;
  --admin-accent-subtle: rgba(15, 168, 146, 0.08);
  --admin-accent-border: rgba(15, 168, 146, 0.25);
  --admin-accent-text: #0d9680;
  --admin-on-accent: #ffffff;
}

html {
  font-size: var(--admin-font-size);
}

body {
  margin: 0;
}

.admin-page {
  display: flex;
  flex-direction: column;
  min-height: 100vh;
  background: var(--admin-background);
  color: var(--admin-foreground);
  font-family:
    Inter,
    ui-sans-serif,
    system-ui,
    -apple-system,
    BlinkMacSystemFont,
    "Segoe UI",
    sans-serif;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-align: left;
}

.admin-topbar {
  max-width: 1080px;
  margin: 0 auto;
  padding: 18px 32px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.admin-breadcrumbs {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 0.875rem;
  line-height: 1.5;
  color: var(--admin-muted-foreground);
  font-weight: var(--admin-font-weight-medium);
}

.admin-table a,
.admin-breadcrumbs a {
  color: var(--admin-foreground);
  text-decoration: none;
}

.admin-breadcrumbs .current {
  color: var(--admin-foreground);
}

.breadcrumb-separator {
  color: var(--admin-muted-foreground);
  opacity: 0.7;
  font-size: 0.95rem;
  line-height: 1;
}

.admin-action-button {
  display: inline-flex;
  align-items: center;
  gap: 0.625rem;
  min-height: 48px;
  padding: 0 18px;
  background: transparent;
  border: 1px solid var(--admin-border);
  border-radius: calc(var(--admin-radius) - 2px);
  color: var(--admin-muted-foreground);
  font-size: 1rem;
  font-weight: var(--admin-font-weight-medium);
  line-height: 1.5;
  cursor: default;
}

.admin-action-icon {
  font-size: 0.95rem;
  opacity: 0.9;
}

.admin-divider {
  flex: 1;
  border-top: 1px solid var(--admin-border);
}

.admin-container {
  max-width: 1080px;
  margin: 0 auto;
  padding: 44px 32px 80px;
}

.admin-header h1 {
  margin: 0;
  font-size: 2.25rem;
  line-height: 1.2;
  letter-spacing: -0.02em;
  font-weight: var(--admin-font-weight-semibold);
  color: var(--admin-foreground);
}

.admin-header-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.admin-header p {
  margin: 0.5rem 0 0;
  font-size: 1rem;
  line-height: 1.5;
  color: var(--admin-muted-foreground);
  font-weight: var(--admin-font-weight-normal);
}

.admin-meta-card {
  margin-top: 2rem;
}

.admin-meta-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
}

.form-group {
  margin-bottom: 14px;
}

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

.form-group label {
  display: block;
  margin-bottom: 0.375rem;
  font-size: 0.875rem;
  line-height: 1.5;
  font-weight: var(--admin-font-weight-medium);
  color: var(--admin-muted-foreground);
}

.admin-page .form-group--checkbox label {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  margin-bottom: 0;
}

.admin-page .form-group--checkbox input[type="checkbox"] {
  width: auto;
  margin: 0;
  padding: 0;
}

.required {
  color: #f87171;
}

.admin-page input,
.admin-page input[type],
.admin-page textarea {
  width: 100%;
  box-sizing: border-box;
  background: var(--admin-input-background);
  border: 1px solid var(--admin-border);
  border-radius: calc(var(--admin-radius) - 2px);
  color: var(--admin-card-foreground);
  padding: 0.625rem 0.875rem;
  font-size: 1rem;
  line-height: 1.5;
  font-family: inherit;
  font-weight: var(--admin-font-weight-normal);
  outline: none;
}

.admin-page input::placeholder {
  color: var(--admin-muted-foreground);
  opacity: 1;
}

.admin-page textarea::placeholder {
  color: var(--admin-muted-foreground);
  opacity: 1;
}

.admin-page input[readonly],
.admin-page input:disabled,
.admin-page textarea:disabled {
  background-color: var(--admin-input-background);
  opacity: 1;
  -webkit-text-fill-color: var(--admin-card-foreground);
}

.input-disabled {
  opacity: 0.6;
  cursor: not-allowed;
}

/* Toggle switch */
.settings-toggle-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.625rem 0.875rem;
  background: var(--admin-input-background);
  border: 1px solid var(--admin-border);
  border-radius: calc(var(--admin-radius) - 2px);
}

.settings-toggle-label {
  font-size: 1rem;
  color: var(--admin-card-foreground);
}

.settings-toggle {
  position: relative;
  width: 44px;
  height: 24px;
  background: var(--admin-muted-foreground);
  border: none;
  border-radius: 12px;
  cursor: pointer;
  padding: 0;
  transition: background-color 0.2s ease;
}

.settings-toggle-on {
  background: var(--admin-accent);
}

.settings-toggle-knob {
  position: absolute;
  top: 2px;
  left: 2px;
  width: 20px;
  height: 20px;
  background: var(--admin-foreground);
  border-radius: 50%;
  transition: transform 0.2s ease;
}

.settings-toggle-on .settings-toggle-knob {
  transform: translateX(20px);
  background: var(--admin-on-accent);
}
.admin-page textarea[readonly] {
  cursor: default;
}

.admin-page h2 {
  margin: 0;
}

/* Two-panel layout */
.template-panels {
  display: flex;
  gap: 32px;
  margin-top: 2rem;
}

.template-panel-left {
  width: 260px;
  flex-shrink: 0;
  position: sticky;
  top: 24px;
  align-self: flex-start;
}

.template-panel-right {
  flex: 1;
  min-width: 0;
}

/* Section nav */
.section-nav {
  margin-top: 24px;
}

.admin-section-card {
  margin-top: 0;
  overflow: hidden;
  background: var(--admin-card);
  border: 1px solid var(--admin-border);
  border-radius: calc(var(--admin-radius) + 4px);
}

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

.admin-section-body {
  padding: 18px;
}

.admin-section-card .dash-empty-state {
  padding: 32px 24px;
}

.admin-section-card .dash-empty-icon {
  font-size: 1.5rem;
  color: var(--admin-muted-foreground);
}

.admin-section-card .dash-empty-sub {
  margin-bottom: 14px;
}

.new-section-card {
  margin-top: 1rem;
  overflow: hidden;
  text-align: center;
  background: var(--admin-card);
  border: 1px dashed var(--admin-border);
  border-radius: calc(var(--admin-radius) + 4px);
  padding: 10px;
  border-color: var(--admin-accent-border);
  cursor: pointer;
  transition:
    color 0.15s ease,
    border-color 0.15s ease,
    box-shadow 0.15s ease;
}

.new-section-card:hover {
  color: #19e6c0b3;
  background-color: #19e6c024;
  border-color: #19e6c04d;
}

.section-nav-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-bottom: 8px;
  border-bottom: 1px solid var(--admin-border);
  margin-bottom: 4px;
}

.section-nav-title {
  font-size: 0.75rem;
  font-weight: var(--admin-font-weight-semibold);
  color: var(--admin-muted-foreground);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.section-nav-item {
  display: flex;
  align-items: center;
  border-radius: calc(var(--admin-radius) - 2px);
  transition: background-color 0.15s ease;
}

.section-nav-item:hover {
  background: var(--admin-hover);
}

.section-nav-item-btn {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex: 1;
  min-width: 0;
  padding: 8px 10px;
  background: none;
  border: none;
  color: var(--admin-foreground);
  font-size: 0.875rem;
  font-weight: var(--admin-font-weight-medium);
  font-family: inherit;
  text-align: left;
  cursor: pointer;
}

.section-nav-delete {
  padding: 8px;
  opacity: 0;
  transition:
    opacity 0.15s ease,
    color 0.15s ease,
    filter 0.15s ease;
}

.section-nav-item:hover .section-nav-delete {
  opacity: 1;
}

.section-nav-item-name {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  min-width: 0;
}

/* Section groups & dividers */
.section-group {
  margin-top: 1.5rem;
  background: var(--admin-card);
  border: 1px solid var(--admin-border);
  border-radius: calc(var(--admin-radius) + 4px);
  padding: 18px;
}

.section-group:first-child {
  margin-top: 0;
}

.section-divider {
  padding-bottom: 14px;
  border-bottom: 1px solid var(--admin-border);
}

.section-name-input {
  width: 100%;
  box-sizing: border-box;
  background: var(--admin-input-background);
  border: 1px solid var(--admin-border);
  border-radius: calc(var(--admin-radius) - 2px);
  color: var(--admin-foreground);
  padding: 0.625rem 0.875rem;
  font-size: 1rem;
  font-weight: var(--admin-font-weight-normal);
  font-family: inherit;
  line-height: 1.5;
  outline: none;
  transition: box-shadow 0.15s ease;
}

.section-name-input::placeholder {
  color: var(--admin-muted-foreground);
}

.section-name-input:focus {
  box-shadow: 0 0 0 1px var(--admin-ring);
}

.admin-section-card--mt {
  margin-top: 2rem;
}

.input-disabled {
  opacity: 0.6;
  cursor: not-allowed;
}

.text-muted-no-margin {
  color: var(--admin-muted-foreground);
  margin: 0;
}

.admin-section-body--min-height {
  min-height: 400px;
  display: flex;
  flex-direction: column;
}

.admin-section-body--min-height .admin-pagination {
  margin-top: auto;
}

.admin-table {
  width: 100%;
  border-collapse: collapse;
}

.admin-table th {
  padding: 12px 16px;
  text-align: left;
  font-size: 0.8125rem;
  font-weight: var(--admin-font-weight-semibold);
  color: var(--admin-muted-foreground);
  background: var(--admin-muted);
  border-bottom: 1px solid var(--admin-border);
}

.admin-table td {
  padding: 12px 16px;
  border-bottom: 1px solid var(--admin-border);
}

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

.question-count {
  font-size: 0.875rem;
  line-height: 1.5;
  color: var(--admin-muted-foreground);
  font-weight: var(--admin-font-weight-normal);
  white-space: nowrap;
}

.icon-button {
  color: var(--admin-muted-foreground);
  font-size: 1rem;
  line-height: 1;
  user-select: none;
  cursor: pointer;
  transition:
    color 0.15s ease,
    filter 0.15s ease;
}

.icon-button:hover {
  color: oklch(0.704 0.191 22.216);
  filter: drop-shadow(0 0 6px rgba(239, 68, 68, 0.7));
}

/* Question accordion */
.question-list {
  display: flex;
  flex-direction: column;
}

.question-accordion {
  border-bottom: 1px solid var(--admin-border);
}

.question-accordion-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 12px 8px;
  cursor: pointer;
  transition: background-color 0.15s ease;
}

.question-accordion-header:hover {
  background: var(--admin-hover);
}

.question-accordion-left {
  display: flex;
  align-items: center;
  gap: 10px;
  min-width: 0;
}

.question-chevron {
  font-size: 0.7rem;
  color: var(--admin-muted-foreground);
  transition: transform 0.15s ease;
  flex-shrink: 0;
}

.question-chevron-open {
  transform: rotate(90deg);
}

.question-index {
  font-size: 0.875rem;
  line-height: 1.5;
  color: var(--admin-muted-foreground);
  font-weight: var(--admin-font-weight-semibold);
  flex-shrink: 0;
}

.question-preview {
  font-size: 0.875rem;
  line-height: 1.5;
  color: var(--admin-muted-foreground);
  font-weight: var(--admin-font-weight-normal);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.question-accordion-body {
  padding: 4px 8px 16px 26px;
}

.question-accordion-body textarea {
  min-height: 64px;
  resize: none;
}

/* Add inline buttons */
.add-inline-btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  margin-top: 10px;
  padding: 6px 0;
  background: none;
  border: none;
  color: var(--admin-muted-foreground);
  font-size: 0.875rem;
  font-weight: var(--admin-font-weight-medium);
  font-family: inherit;
  cursor: pointer;
  transition: color 0.15s ease;
}

.add-inline-btn:hover {
  color: var(--admin-accent-text);
}

.field-help {
  margin: 0.5rem 2px 0;
  font-size: 0.875rem;
  line-height: 1.5;
  color: var(--admin-muted-foreground);
  font-weight: var(--admin-font-weight-normal);
}

.admin-page input:focus,
.admin-page textarea:focus,
.admin-action-button:focus {
  outline: none;
  box-shadow: 0 0 0 1px var(--admin-ring);
}

.admin-pagination {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 12px;
  margin-top: 18px;
  padding-top: 18px;
  border-top: 1px solid var(--admin-border);
}

.admin-pagination-btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 8px 16px;
  background: transparent;
  border: 1px solid var(--admin-border);
  border-radius: calc(var(--admin-radius) - 2px);
  color: var(--admin-muted-foreground);
  font-size: 0.875rem;
  font-weight: var(--admin-font-weight-medium);
  font-family: inherit;
  cursor: pointer;
  transition:
    color 0.15s ease,
    border-color 0.15s ease;
}

.admin-pagination-btn:hover:not(:disabled) {
  color: var(--admin-foreground);
  border-color: var(--admin-foreground);
}

.admin-pagination-btn:disabled {
  opacity: 0.35;
  cursor: not-allowed;
}

.admin-pagination-page {
  font-size: 0.875rem;
  font-weight: var(--admin-font-weight-medium);
  color: var(--admin-muted-foreground);
}

/* Footer */
.admin-footer {
  position: sticky;
  bottom: 0;
  background: var(--admin-card);
  border-top: 1px solid var(--admin-border);
  padding: 16px 32px;
  display: flex;
  justify-content: flex-end;
}

.admin-footer-btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  min-height: 36px;
  padding: 0 16px;
  background: var(--admin-accent);
  border: 1px solid var(--admin-accent);
  border-radius: calc(var(--admin-radius) - 2px);
  color: var(--admin-on-accent);
  font-size: 0.875rem;
  font-weight: var(--admin-font-weight-semibold);
  font-family: inherit;
  line-height: 1.5;
  cursor: pointer;
  transition:
    background-color 0.15s ease,
    border-color 0.15s ease;
}

a.admin-footer-btn {
  text-decoration: none;
}

.admin-footer-btn:hover {
  background: var(--admin-accent-hover);
  border-color: var(--admin-accent-hover);
}

.admin-footer-btn:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

/* Loading spinner */
.admin-loading {
  display: flex;
  justify-content: center;
  align-items: center;
  padding: 48px 0;
}
.admin-loading-icon {
  font-size: 2rem;
  color: var(--admin-muted-foreground);
  animation: spin 1s linear infinite;
}
@keyframes spin {
  from {
    transform: rotate(0deg);
  }
  to {
    transform: rotate(360deg);
  }
}

/* Sidebar */
.admin-sidebar-layout {
  display: flex;
  min-height: 100vh;
}

.admin-sidebar-main {
  flex: 1;
  min-width: 0;
}

.admin-sidebar-main .admin-container {
  padding: 24px;
  max-width: none;
  margin: 0;
}

.admin-sidebar-main .admin-topbar {
  padding: 8px 24px;
  max-width: none;
  margin: 0;
}

.admin-sidebar {
  width: 240px;
  flex-shrink: 0;
  background: var(--admin-sidebar-bg);
  border-right: 1px solid var(--admin-border);
  text-align: left;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  position: sticky;
  top: 0;
  height: 100vh;
  overflow-y: auto;
}

.admin-sidebar-top {
  display: flex;
  flex-direction: column;
}

.admin-sidebar-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 18px 20px;
  font-size: 1.2rem;
  font-weight: var(--admin-font-weight-semibold);
  color: var(--admin-muted-foreground);
  text-decoration: none;
  text-align: left;
  letter-spacing: -0.01em;
}

.admin-sidebar-logo-img {
  width: 28px;
  height: 28px;
  border-radius: 50%;
}

.admin-sidebar-nav {
  display: flex;
  flex-direction: column;
  padding: 8px 10px;
  gap: 2px;
}

.admin-sidebar-nav-item {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 10px 14px;
  border-radius: calc(var(--admin-radius) - 2px);
  color: var(--admin-muted-foreground);
  text-decoration: none;
  font-size: 0.9375rem;
  font-weight: var(--admin-font-weight-medium);
  transition:
    color 0.15s ease,
    background-color 0.15s ease;
  cursor: pointer;
}

.admin-sidebar-nav-item:hover {
  color: var(--admin-foreground);
  background: var(--admin-hover);
}

.admin-sidebar-nav-item.active {
  color: var(--admin-foreground);
  background: var(--admin-active);
}

.admin-sidebar-nav-icon {
  display: flex;
  align-items: center;
  font-size: 1rem;
  width: 20px;
  justify-content: center;
}

.admin-sidebar-nav-icon-muted {
  color: var(--admin-muted-foreground);
}

.admin-sidebar-nav-label {
  white-space: nowrap;
}

.admin-sidebar-bottom {
  display: flex;
  flex-direction: column;
  padding: 12px 10px;
  border-top: 1px solid var(--admin-border);
  gap: 2px;
}

.admin-sidebar-logout {
  background: none;
  border: none;
  font-family: inherit;
  font-size: inherit;
  text-align: left;
  width: 100%;
}

.admin-sidebar-user {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 14px 14px 6px;
}

.admin-sidebar-avatar {
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background: var(--admin-border);
  color: var(--admin-foreground);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.75rem;
  font-weight: var(--admin-font-weight-semibold);
  flex-shrink: 0;
}

.admin-sidebar-user-email {
  font-size: 0.8125rem;
  color: var(--admin-muted-foreground);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

@media (max-width: 900px) {
  .admin-sidebar {
    width: 60px;
  }

  .admin-sidebar-logo {
    padding: 18px 0;
    justify-content: center;
  }

  .admin-sidebar-logo-text {
    display: none;
  }

  .admin-sidebar-nav-label,
  .admin-sidebar-user-email {
    display: none;
  }

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

  .admin-sidebar-nav-icon {
    width: auto;
  }

  .admin-sidebar-user {
    justify-content: center;
  }
}

@media (max-width: 900px) {
  .admin-meta-grid {
    grid-template-columns: 1fr;
  }

  .admin-topbar,
  .admin-container {
    padding-left: 20px;
    padding-right: 20px;
  }

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

  .template-panels {
    flex-direction: column;
  }

  .template-panel-left {
    width: 100%;
    position: static;
  }

  .section-divider {
    flex-direction: column;
    align-items: flex-start;
    gap: 10px;
  }

  .section-name-input {
    width: 100%;
  }

  .admin-header h1 {
    font-size: 2rem;
  }
}