:root {
  --bg: #0b0c10;
  --surface: #13151f;
  --surface-hover: #1a1d2b;
  --surface-active: #202436;
  --surface-elevated: #181b28;
  --border: rgba(255, 255, 255, 0.09);
  --border-focus: #3b82f6;
  --border-strong: rgba(255, 255, 255, 0.18);
  --text: #f8fafc;
  --text-muted: #94a3b8;
  --text-faint: #64748b;
  --accent: #3b82f6;
  --accent-hover: #2563eb;
  --accent-glow: rgba(59, 130, 246, 0.15);
  --error: #ef4444;
  --error-bg: rgba(239, 68, 68, 0.1);
  --success: #10b981;
  --font-sans: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Inter", sans-serif;
  --font-mono: ui-monospace, SFMono-Regular, "SF Mono", Menlo, Monaco, Consolas, monospace;
  --radius-sm: 6px;
  --radius: 8px;
  --radius-lg: 14px;
}

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

html, body {
  width: 100%;
  height: 100%;
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-sans);
  font-size: 16px;
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
}

#app {
  width: 100%;
  min-height: 100%;
  display: flex;
  flex-direction: column;
}

/* ==========================================================
   BUTTONS & COMMON CONTROLS
   ========================================================== */
button {
  font-family: inherit;
  font-size: 0.9375rem;
  font-weight: 500;
  border: none;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  border-radius: var(--radius);
  transition: all 0.15s ease;
  outline: none;
}

button:focus-visible {
  box-shadow: 0 0 0 2px var(--bg), 0 0 0 4px var(--accent);
}

.btn-primary {
  background: var(--accent);
  color: #ffffff;
  padding: 10px 20px;
}
.btn-primary:hover {
  background: var(--accent-hover);
}
.btn-primary:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

.btn-success {
  background: #10b981;
  color: #ffffff;
  border: 1px solid #059669;
  padding: 8px 16px;
}
.btn-success:hover {
  background: #059669;
  border-color: #047857;
}
.btn-success:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

.btn-secondary {
  background: var(--surface);
  color: var(--text);
  border: 1px solid var(--border);
  padding: 8px 16px;
}
.btn-secondary:hover {
  background: var(--surface-hover);
  border-color: var(--border-strong);
}

.btn-danger {
  background: var(--error-bg);
  color: #f87171;
  border: 1px solid rgba(239, 68, 68, 0.2);
  padding: 8px 16px;
}
.btn-danger:hover {
  background: rgba(239, 68, 68, 0.2);
}

.btn-ghost {
  background: transparent;
  color: var(--text-muted);
  padding: 6px 12px;
}
.btn-ghost:hover {
  color: var(--text);
  background: var(--surface-hover);
}

/* ==========================================================
   FORM RUNNER LAYOUT
   ========================================================== */
.runner-container {
  position: relative;
  width: 100vw;
  height: 100vh;
  display: flex;
  flex-direction: column;
  background: var(--bg);
  overflow: hidden;
}

.runner-header {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  z-index: 20;
  padding: 16px 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.runner-progress-track {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: rgba(255, 255, 255, 0.05);
}

.runner-progress-fill {
  height: 100%;
  background: var(--accent);
  transition: width 0.35s cubic-bezier(0.4, 0, 0.2, 1);
}

.runner-meta {
  font-size: 0.8125rem;
  color: var(--text-faint);
  font-family: var(--font-mono);
}

.runner-stage {
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24px 20px;
  position: relative;
}

.question-viewport {
  width: 100%;
  max-width: 680px;
  position: relative;
  min-height: 280px;
}

/* Slide and fade animations */
.slide-in-up {
  animation: slideInUp 0.28s cubic-bezier(0.16, 1, 0.3, 1) forwards;
}
.slide-out-up {
  animation: slideOutUp 0.22s cubic-bezier(0.7, 0, 0.84, 0) forwards;
}
.slide-in-down {
  animation: slideInDown 0.28s cubic-bezier(0.16, 1, 0.3, 1) forwards;
}
.slide-out-down {
  animation: slideOutDown 0.22s cubic-bezier(0.7, 0, 0.84, 0) forwards;
}

@keyframes slideInUp {
  from { opacity: 0; transform: translateY(32px); }
  to { opacity: 1; transform: translateY(0); }
}
@keyframes slideOutUp {
  from { opacity: 1; transform: translateY(0); }
  to { opacity: 0; transform: translateY(-32px); }
}
@keyframes slideInDown {
  from { opacity: 0; transform: translateY(-32px); }
  to { opacity: 1; transform: translateY(0); }
}
@keyframes slideOutDown {
  from { opacity: 1; transform: translateY(0); }
  to { opacity: 0; transform: translateY(32px); }
}

.question-card {
  display: flex;
  flex-direction: column;
  width: 100%;
}

.question-prompt {
  margin-bottom: 24px;
}

.question-number-row {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.875rem;
  color: var(--accent);
  font-family: var(--font-mono);
  font-weight: 600;
  margin-bottom: 8px;
}

.question-title {
  font-size: 1.625rem;
  font-weight: 500;
  color: var(--text);
  line-height: 1.35;
  letter-spacing: -0.015em;
}

.question-required-star {
  color: var(--accent);
  margin-left: 4px;
}

.question-description {
  margin-top: 8px;
  font-size: 0.9375rem;
  color: var(--text-muted);
  line-height: 1.5;
}

/* ==========================================================
   INPUT COMPONENTS
   ========================================================== */
.input-text-large {
  width: 100%;
  background: transparent;
  border: none;
  border-bottom: 2px solid var(--border-strong);
  color: var(--text);
  font-size: 1.375rem;
  font-family: inherit;
  padding: 10px 0;
  outline: none;
  transition: border-color 0.2s ease, box-shadow 0.2s ease;
  border-radius: 0;
}

.input-text-large:focus {
  border-bottom-color: var(--accent);
  box-shadow: 0 1px 0 0 var(--accent);
}

.input-text-large::placeholder {
  color: var(--text-faint);
  opacity: 0.7;
}

.input-textarea {
  width: 100%;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  color: var(--text);
  font-size: 1.125rem;
  font-family: inherit;
  padding: 14px 16px;
  outline: none;
  resize: vertical;
  min-height: 120px;
  line-height: 1.5;
  transition: border-color 0.2s ease;
}

.input-textarea:focus {
  border-color: var(--accent);
}

/* Choice card options */
.choices-stack {
  display: flex;
  flex-direction: column;
  gap: 10px;
  margin-top: 6px;
}

.choice-card {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 12px 16px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  color: var(--text);
  cursor: pointer;
  transition: all 0.15s ease;
  user-select: none;
  text-align: left;
  width: 100%;
}

.choice-card:hover {
  background: var(--surface-hover);
  border-color: var(--border-strong);
}

.choice-card.selected {
  background: var(--accent-glow);
  border-color: var(--accent);
  color: #ffffff;
}

.choice-card:focus-visible {
  border-color: var(--accent);
  outline: none;
}

.key-badge {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 26px;
  height: 26px;
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: var(--radius-sm);
  font-family: var(--font-mono);
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--text-muted);
  flex-shrink: 0;
  transition: all 0.15s ease;
}

.choice-card.selected .key-badge {
  background: var(--accent);
  color: #ffffff;
  border-color: var(--accent);
}

.choice-label {
  font-size: 1.0625rem;
  flex: 1;
}

.choice-card-other {
  flex-direction: column;
  align-items: stretch;
}

.choice-header-row {
  display: flex;
  align-items: center;
  gap: 14px;
  width: 100%;
}

.other-input-container {
  margin-top: 10px;
  padding-top: 10px;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  width: 100%;
  animation: slideInDown 0.18s cubic-bezier(0.16, 1, 0.3, 1) forwards;
}

.other-text-input {
  width: 100%;
  background: var(--surface-elevated);
  border: 1px solid var(--border-focus);
  border-radius: var(--radius-sm);
  color: var(--text);
  font-size: 1rem;
  font-family: inherit;
  padding: 10px 14px;
  outline: none;
  box-shadow: 0 0 0 2px var(--accent-glow);
  transition: all 0.15s ease;
}

.other-text-input:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px var(--accent-glow);
}

.other-text-input::placeholder {
  color: var(--text-faint);
  opacity: 0.8;
}

/* Date & Day Picker */
.date-picker-container {
  display: flex;
  flex-direction: column;
  gap: 20px;
  margin-top: 12px;
  max-width: 480px;
}

.date-segments-group {
  display: flex;
  align-items: center;
  gap: 12px;
}

.date-segment {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 6px;
}

.date-segment-input {
  background: transparent;
  border: none;
  border-bottom: 2px solid var(--border-strong);
  color: var(--text);
  font-family: var(--font-mono);
  font-size: 1.625rem;
  font-weight: 500;
  text-align: center;
  padding: 8px 0;
  outline: none;
  border-radius: 0;
  transition: border-color 0.2s ease, box-shadow 0.2s ease;
}

.date-segment-input.date-day-input,
.date-segment-input.date-month-input {
  width: 68px;
}

.date-segment-input.date-year-input {
  width: 108px;
}

.date-segment-input:focus {
  border-bottom-color: var(--accent);
  box-shadow: 0 1px 0 0 var(--accent);
}

.date-segment-input::placeholder {
  color: var(--text-faint);
  opacity: 0.5;
}

.date-segment-label {
  font-family: var(--font-mono);
  font-size: 0.6875rem;
  font-weight: 600;
  color: var(--text-faint);
  letter-spacing: 0.08em;
}

.date-segment-divider {
  font-size: 1.75rem;
  color: var(--border-strong);
  font-family: var(--font-mono);
  user-select: none;
  margin-bottom: 22px;
}

.date-calendar-btn-wrapper {
  display: flex;
  align-items: center;
  position: relative;
}

.date-calendar-trigger-btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: var(--surface);
  border: 1px solid var(--border);
  color: var(--text-muted);
  border-radius: var(--radius);
  padding: 8px 14px;
  font-size: 0.875rem;
  transition: all 0.15s ease;
}

.date-calendar-trigger-btn:hover {
  background: var(--surface-hover);
  border-color: var(--border-strong);
  color: var(--text);
}

.date-calendar-trigger-btn svg {
  color: var(--accent);
}

.date-native-hidden-input {
  position: absolute;
  opacity: 0;
  width: 0;
  height: 0;
  pointer-events: none;
  overflow: hidden;
}

/* Rating scale */
.rating-container {
  display: flex;
  flex-direction: column;
  gap: 12px;
  margin-top: 8px;
}

.rating-row {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}

.rating-pill {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  width: 52px;
  height: 54px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  cursor: pointer;
  transition: all 0.15s ease;
  user-select: none;
}

.rating-pill:hover {
  background: var(--surface-hover);
  border-color: var(--border-strong);
  transform: translateY(-1px);
}

.rating-pill.selected {
  background: var(--accent);
  border-color: var(--accent);
  color: #ffffff;
}

.rating-value {
  font-size: 1.25rem;
  font-weight: 600;
}

.rating-key {
  font-family: var(--font-mono);
  font-size: 0.6875rem;
  color: var(--text-faint);
  margin-top: 2px;
}

.rating-pill.selected .rating-key {
  color: rgba(255, 255, 255, 0.8);
}

/* Action button row */
.question-actions {
  display: flex;
  align-items: center;
  gap: 14px;
  margin-top: 28px;
}

.ok-btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: var(--accent);
  color: #ffffff;
  padding: 8px 18px;
  border-radius: var(--radius-sm);
  font-weight: 600;
  font-size: 0.9375rem;
}

.ok-btn:hover {
  background: var(--accent-hover);
}

.ok-hint {
  font-size: 0.8125rem;
  color: var(--text-faint);
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

.kbd-hint {
  display: inline-block;
  font-family: var(--font-mono);
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(255, 255, 255, 0.1);
  padding: 2px 6px;
  border-radius: 4px;
  font-size: 0.75rem;
  color: var(--text-muted);
}

.validation-error-msg {
  display: flex;
  align-items: center;
  gap: 6px;
  color: #f87171;
  font-size: 0.875rem;
  margin-top: 10px;
}

/* Floating Navigation Controls */
.runner-nav {
  position: absolute;
  bottom: 24px;
  right: 24px;
  display: flex;
  align-items: center;
  gap: 4px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 4px;
  z-index: 20;
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.35);
}

.nav-arrow-btn {
  width: 34px;
  height: 34px;
  background: transparent;
  color: var(--text-muted);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1rem;
}

.nav-arrow-btn:hover:not(:disabled) {
  background: var(--surface-hover);
  color: var(--text);
}

.nav-arrow-btn:disabled {
  opacity: 0.3;
  cursor: not-allowed;
}

/* ==========================================================
   COMPLETION / THANK YOU SCREEN
   ========================================================== */
.completion-container {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  max-width: 540px;
  margin: 0 auto;
  padding: 20px;
}

.completion-icon-circle {
  width: 56px;
  height: 56px;
  border-radius: 50%;
  background: rgba(16, 185, 129, 0.12);
  border: 1px solid rgba(16, 185, 129, 0.3);
  color: var(--success);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  margin-bottom: 20px;
}

.completion-title {
  font-size: 1.875rem;
  font-weight: 600;
  letter-spacing: -0.02em;
  margin-bottom: 12px;
  color: var(--text);
}

.completion-description {
  font-size: 1rem;
  color: var(--text-muted);
  line-height: 1.6;
  margin-bottom: 28px;
}

.completion-link-btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: var(--accent);
  color: #ffffff;
  padding: 10px 24px;
  border-radius: var(--radius);
  text-decoration: none;
  font-weight: 500;
  transition: background 0.15s ease;
}
.completion-link-btn:hover {
  background: var(--accent-hover);
}

/* ==========================================================
   WORKSPACE / HOMEPAGE PICKER
   ========================================================== */
.workspace-page {
  max-width: 860px;
  width: 100%;
  margin: 40px auto;
  padding: 0 20px;
}

.workspace-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 28px;
  padding-bottom: 20px;
  border-bottom: 1px solid var(--border);
}

.workspace-brand {
  font-size: 1.25rem;
  font-weight: 600;
  display: flex;
  align-items: center;
  gap: 10px;
}

.workspace-brand .badge {
  font-size: 0.6875rem;
  font-family: var(--font-mono);
  background: rgba(59, 130, 246, 0.15);
  color: var(--accent);
  padding: 2px 8px;
  border-radius: 999px;
}

.forms-list-container {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.form-item-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px 20px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  transition: border-color 0.15s ease;
}

.form-item-row:hover {
  border-color: var(--border-strong);
}

.form-item-info {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.form-item-title {
  font-size: 1.0625rem;
  font-weight: 600;
  color: var(--text);
}

.form-item-meta {
  font-size: 0.8125rem;
  color: var(--text-faint);
  font-family: var(--font-mono);
}

.form-item-actions {
  display: flex;
  align-items: center;
  gap: 8px;
}

/* ==========================================================
   ADMIN MANAGEMENT DASHBOARD
   ========================================================== */
.admin-shell {
  max-width: 1180px;
  width: 100%;
  margin: 0 auto;
  padding: 32px 24px;
}

.admin-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 24px;
  gap: 16px;
  flex-wrap: wrap;
}

.admin-title-wrap {
  display: flex;
  align-items: center;
  gap: 12px;
}

.admin-page-title {
  font-size: 1.5rem;
  font-weight: 600;
  letter-spacing: -0.015em;
}

.admin-controls {
  display: flex;
  align-items: center;
  gap: 10px;
}

.admin-table-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow-x: auto;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.2);
}
/* Responsive Display Toggles */
.mobile-only-cards {
  display: none;
}
.desktop-only-table {
  display: block;
}

@media (max-width: 680px) {
  .admin-shell {
    padding: 16px 12px !important;
  }
  .admin-header {
    flex-direction: column !important;
    align-items: stretch !important;
    gap: 12px !important;
    margin-bottom: 16px !important;
  }
  .admin-header-top {
    display: flex;
    align-items: center;
    justify-content: space-between;
    width: 100%;
  }
  .admin-title-wrap {
    gap: 8px !important;
    flex-wrap: wrap;
  }
  .admin-page-title {
    font-size: 1.25rem !important;
  }
  .admin-controls {
    display: grid !important;
    grid-template-columns: 1.2fr 1fr 1fr auto !important;
    gap: 6px !important;
    width: 100%;
  }
  .admin-controls button, .admin-controls a {
    white-space: nowrap !important;
    padding: 8px 8px !important;
    font-size: 0.8125rem !important;
    justify-content: center !important;
    box-sizing: border-box;
  }
  .admin-user-badge .user-email-text {
    display: none !important;
  }
  .desktop-only-table {
    display: none !important;
  }
  .mobile-only-cards {
    display: flex !important;
    flex-direction: column;
    gap: 12px;
  }
}

/* Mobile Form Cards */
.mobile-form-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 16px 14px 14px;
  display: flex;
  flex-direction: column;
  gap: 12px;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.3);
}
.form-card-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 10px;
}
.form-card-title-group {
  min-width: 0;
  flex: 1;
}
.form-card-title {
  font-size: 1rem;
  font-weight: 600;
  color: var(--text);
  line-height: 1.35;
  margin: 0 0 4px;
}
.form-card-slug {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--accent);
  text-decoration: none;
  display: inline-block;
}
.form-card-desc {
  font-size: 0.8125rem;
  color: var(--text-muted);
  line-height: 1.45;
  margin: 0;
}
.form-card-meta {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 6px;
  padding: 8px 10px;
  background: rgba(255, 255, 255, 0.02);
  border: 1px solid rgba(255, 255, 255, 0.05);
  border-radius: 8px;
}
.meta-chip {
  font-size: 0.71875rem;
  font-family: var(--font-mono);
  color: var(--text-muted);
  display: inline-flex;
  align-items: center;
  gap: 4px;
}
.meta-chip strong {
  color: var(--text);
}
.meta-dot {
  color: var(--text-faint);
}
.form-card-actions {
  display: grid;
  grid-template-columns: 1.3fr 1fr 1fr auto;
  gap: 6px;
  align-items: center;
}
.form-card-actions button, .form-card-actions a {
  height: 38px;
  min-height: 38px;
  font-size: 0.8125rem;
  padding: 6px 8px;
  border-radius: 8px;
  text-align: center;
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  white-space: nowrap;
  box-sizing: border-box;
  -webkit-tap-highlight-color: transparent;
}

/* Mobile Submissions Cards */
.mobile-sub-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 16px;
  display: flex;
  flex-direction: column;
  gap: 12px;
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.25);
  transition: border-color 0.15s ease;
}
.mobile-sub-card:hover {
  border-color: var(--border-strong);
}
.sub-card-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
}
.sub-card-meta {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 8px;
  font-size: 0.75rem;
  color: var(--text-muted);
  padding: 8px 10px;
  background: rgba(255, 255, 255, 0.02);
  border: 1px solid rgba(255, 255, 255, 0.04);
  border-radius: 8px;
}
.sub-card-summary {
  font-size: 0.8125rem;
  color: var(--text);
  line-height: 1.5;
  background: rgba(0, 0, 0, 0.2);
  border: 1px solid rgba(255, 255, 255, 0.04);
  border-radius: 8px;
  padding: 10px 12px;
  word-break: break-word;
}

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

.data-table th {
  padding: 14px 18px;
  background: rgba(255, 255, 255, 0.025);
  border-bottom: 1px solid var(--border);
  color: var(--text-faint);
  font-weight: 600;
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  white-space: nowrap;
}

.data-table td {
  padding: 14px 18px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.04);
  color: var(--text);
  vertical-align: middle;
}

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

.data-table tbody tr {
  transition: background-color 0.15s ease;
}

.data-table tbody tr:hover td {
  background: rgba(255, 255, 255, 0.025);
}

.cell-mono {
  font-family: var(--font-mono);
  font-size: 0.8125rem;
  color: var(--text-muted);
}

.cell-badge {
  display: inline-flex;
  align-items: center;
  padding: 2px 8px;
  border-radius: var(--radius-sm);
  background: rgba(255, 255, 255, 0.06);
  font-family: var(--font-mono);
  font-size: 0.75rem;
  font-weight: 500;
}
.cell-badge-open {
  background: rgba(16, 185, 129, 0.15);
  color: #34d399;
  border: 1px solid rgba(16, 185, 129, 0.3);
  font-weight: 600;
}

.cell-badge-closed {
  background: rgba(239, 68, 68, 0.15);
  color: #f87171;
  border: 1px solid rgba(239, 68, 68, 0.3);
  font-weight: 600;
}

@media (max-width: 768px) {
  .col-hide-mobile {
    display: none !important;
  }
  .data-table th, .data-table td {
    padding: 10px 8px;
  }
}

.action-btn-group {
  display: flex;
  align-items: center;
  gap: 6px;
}

/* ==========================================================
   MODAL DIALOGS
   ========================================================== */
.modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.7);
  backdrop-filter: blur(6px);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 100;
  padding: 20px;
}

.modal-dialog {
  background: var(--surface-elevated);
  border: 1px solid var(--border-strong);
  border-radius: var(--radius-lg);
  width: 100%;
  max-width: 640px;
  max-height: 88vh;
  display: flex;
  flex-direction: column;
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.5);
  overflow: hidden;
}

.modal-header {
  padding: 18px 24px;
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.modal-title {
  font-size: 1.125rem;
  font-weight: 600;
}

.modal-body {
  padding: 24px;
  overflow-y: auto;
}

.modal-footer {
  padding: 16px 24px;
  border-top: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 10px;
  background: rgba(0, 0, 0, 0.15);
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 6px;
  margin-bottom: 16px;
}

.form-label {
  font-size: 0.8125rem;
  font-weight: 500;
  color: var(--text-muted);
}

.form-input {
  width: 100%;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  color: var(--text);
  padding: 10px 14px;
  font-size: 0.9375rem;
  font-family: inherit;
  outline: none;
}

.form-input:focus {
  border-color: var(--accent);
}

.code-box {
  background: #06070a;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 14px;
  font-family: var(--font-mono);
  font-size: 0.8125rem;
  color: #e2e8f0;
  white-space: pre-wrap;
  word-break: break-all;
  user-select: all;
  margin: 10px 0;
}

/* Submission inspector details */
.submission-detail-pair {
  margin-bottom: 18px;
  padding-bottom: 14px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

.submission-detail-pair:last-child {
  border-bottom: none;
}

.submission-detail-q {
  font-size: 0.8125rem;
  color: var(--text-muted);
  margin-bottom: 4px;
  font-weight: 500;
}

.submission-detail-a {
  font-size: 1rem;
  color: var(--text);
  font-weight: 400;
  white-space: pre-wrap;
}

/* Clerk-Style Auth Modal & Screen */
.clerk-auth-card {
  max-width: 400px;
  width: 100%;
  margin: 70px auto;
  padding: 36px 30px 32px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 16px;
  box-shadow: 0 16px 40px -12px rgba(0, 0, 0, 0.6);
  text-align: center;
  box-sizing: border-box;
}

.clerk-header-icon {
  width: 48px;
  height: 48px;
  margin: 0 auto 16px;
  background: linear-gradient(135deg, rgba(37, 99, 235, 0.2), rgba(59, 130, 246, 0.08));
  border: 1px solid rgba(59, 130, 246, 0.3);
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #60a5fa;
}

.clerk-title {
  font-size: 1.375rem;
  font-weight: 600;
  color: var(--text);
  margin: 0 0 6px;
  letter-spacing: -0.02em;
}

.clerk-subtitle {
  font-size: 0.875rem;
  color: var(--text-muted);
  margin: 0 0 24px;
}

.clerk-auth-group {
  display: flex;
  flex-direction: column;
  gap: 10px;
  margin-bottom: 8px;
}

.clerk-auth-btn {
  position: relative;
  display: flex;
  align-items: center;
  gap: 12px;
  width: 100%;
  padding: 12px 16px;
  font-size: 0.9375rem;
  font-weight: 500;
  color: #f4f4f5;
  background: #141417;
  border: 1px solid #27272a;
  border-radius: 10px;
  cursor: pointer;
  transition: all 0.18s ease;
  text-decoration: none;
  box-sizing: border-box;
}

.clerk-auth-btn:hover {
  background: #1f1f23;
  border-color: #3f3f46;
  transform: translateY(-1px);
}

.clerk-auth-btn-primary {
  background: linear-gradient(135deg, #2563eb 0%, #1d4ed8 100%);
  border-color: #3b82f6;
  color: #ffffff;
  box-shadow: 0 4px 16px rgba(37, 99, 235, 0.3);
}

.clerk-auth-btn-primary:hover {
  background: linear-gradient(135deg, #1d4ed8 0%, #1e40af 100%);
  border-color: #60a5fa;
}

.clerk-auth-btn-primary .clerk-pill-badge {
  background: rgba(255, 255, 255, 0.22);
  color: #ffffff;
  border: 1px solid rgba(255, 255, 255, 0.35);
}

.clerk-pill-badge {
  margin-left: auto;
  font-size: 0.65rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  padding: 2px 7px;
  border-radius: 9999px;
  background: rgba(59, 130, 246, 0.15);
  color: #60a5fa;
  border: 1px solid rgba(59, 130, 246, 0.3);
}

.clerk-divider {
  display: flex;
  align-items: center;
  margin: 18px 0 16px;
  color: #71717a;
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.clerk-divider::before,
.clerk-divider::after {
  content: "";
  flex: 1;
  border-bottom: 1px solid #27272a;
}

.clerk-divider span {
  padding: 0 12px;
}

.clerk-passcode-card {
  margin-top: 12px;
  padding: 16px;
  background: rgba(255, 255, 255, 0.02);
  border: 1px solid #27272a;
  border-radius: 10px;
  text-align: left;
}

/* Admin Header User Profile Badge */
.admin-user-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 4px 12px 4px 6px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 9999px;
  font-size: 0.8125rem;
  color: var(--text-muted);
}

.user-avatar-circle {
  width: 24px;
  height: 24px;
  border-radius: 50%;
  background: #2563eb;
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.75rem;
  font-weight: 600;
}

.user-name-text {
  font-weight: 500;
  color: var(--text);
}

.user-email-text {
  font-size: 0.75rem;
  color: var(--text-faint);
}

/* Passkeys Management in Modal */
.passkey-list {
  display: flex;
  flex-direction: column;
  gap: 8px;
  margin: 16px 0;
}

.passkey-card {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 12px 14px;
  background: #141417;
  border: 1px solid var(--border);
  border-radius: 10px;
}

.passkey-card-left {
  display: flex;
  align-items: center;
  gap: 12px;
}

.passkey-icon-wrap {
  width: 34px;
  height: 34px;
  border-radius: 8px;
  background: rgba(59, 130, 246, 0.12);
  border: 1px solid rgba(59, 130, 246, 0.25);
  display: flex;
  align-items: center;
  justify-content: center;
  color: #60a5fa;
}

.passkey-title {
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--text);
}

.passkey-meta {
  font-size: 0.75rem;
  color: var(--text-muted);
  margin-top: 2px;
}

.passkey-delete-btn {
  background: transparent;
  border: none;
  color: #ef4444;
  cursor: pointer;
  padding: 6px 10px;
  border-radius: 6px;
  font-size: 0.8125rem;
  transition: background 0.15s ease;
}

.passkey-delete-btn:hover {
  background: rgba(239, 68, 68, 0.15);
}

.passkey-empty {
  text-align: center;
  padding: 24px 16px;
  color: var(--text-muted);
  font-size: 0.875rem;
  background: rgba(255, 255, 255, 0.01);
  border: 1px dashed var(--border);
  border-radius: 10px;
  margin: 16px 0;
}
/* Responsive adjustments */
@media (max-width: 640px) {
  .question-title {
    font-size: 1.25rem;
  }
  .input-text-large {
    font-size: 1.125rem;
  }
  .runner-nav {
    bottom: 16px;
    right: 16px;
  }
  .choice-card {
    padding: 10px 12px;
  }
  .rating-pill {
    width: 44px;
    height: 48px;
  }
  .rating-value {
    font-size: 1.125rem;
  }
  .date-segment-input {
    font-size: 1.25rem;
  }
  .date-segment-input.date-day-input,
  .date-segment-input.date-month-input {
    width: 52px;
  }
  .date-segment-input.date-year-input {
    width: 84px;
  }
  .date-segment-divider {
    font-size: 1.35rem;
    margin-bottom: 18px;
  }
  .data-table th:nth-child(4),
  .data-table td:nth-child(4) {
    display: none;
  }
}