/**
 * Component Library
 * Reusable component classes built on design tokens
 * Provides consistent UI patterns across the application
 */

/* ================================
 * Brand Logo
 * ================================ */

/*
 * AI Orb — smooth continuous animation via GPU-composited transforms.
 * Icon: blurred radial blobs rotated as a single layer (perfectly smooth).
 * Text: seamless tiling gradient with constant-rate position slide.
 * No @property keyframes = no stepping/pulsing artifacts.
 */

/* Icon blob layer: continuous rotation (single GPU-composited value) */
@keyframes blob-rotate {
  from { transform: rotate(0deg) scale(1); }
  to   { transform: rotate(360deg) scale(1); }
}

/* Subtle breathing layered on top of rotation */
@keyframes blob-breathe {
  0%, 100% { filter: saturate(1.1); }
  50%      { filter: saturate(1.25); }
}

/* Text gradient: constant-rate linear slide */
@keyframes gradient-slide {
  from { background-position: 0% 50%; }
  to   { background-position: 200% 50%; }
}

/* Glow pulse on hover */
@keyframes orb-glow {
  0%, 100% { box-shadow: 0 0 6px 2px oklch(0.60 0.14 175 / 0.3); }
  50%      { box-shadow: 0 0 14px 4px oklch(0.65 0.16 195 / 0.45); }
}

.hiroi-logo-icon {
  width: 28px;
  height: 28px;
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  position: relative;
  overflow: hidden;
  background: oklch(0.52 0.14 175);
  transition: transform 0.4s ease, box-shadow 0.4s ease;
}

/*
 * Flat color wheel: conic gradient rotated continuously.
 * No radial halos or blur — clean, balanced, solid fill.
 */
.hiroi-logo-icon::before {
  content: "";
  position: absolute;
  inset: -60%;
  border-radius: 50%;
  background: conic-gradient(
    oklch(0.62 0.16 175),
    oklch(0.68 0.14 195),
    oklch(0.72 0.12 220),
    oklch(0.70 0.10 160),
    oklch(0.65 0.14 140),
    oklch(0.62 0.16 175)
  );
  animation: blob-rotate 20s linear infinite;
  pointer-events: none;
}

/* SVG icon sits above the blob layer */
.hiroi-logo-icon svg {
  position: relative;
  z-index: 1;
}

/* Hover: faster spin + glow */
.hiroi-logo-icon:hover,
.group:hover .hiroi-logo-icon {
  transform: scale(1.08);
  animation: orb-glow 2s ease-in-out infinite;
}
.hiroi-logo-icon:hover::before,
.group:hover .hiroi-logo-icon::before {
  animation:
    blob-rotate 6s linear infinite,
    blob-breathe 3s ease-in-out infinite;
}

.hiroi-logo-text {
  font-family: 'Nunito', system-ui, sans-serif;
  font-size: 15px;
  font-weight: 800;
  letter-spacing: 0.06em;
  /*
   * Static gradient — no continuous animation.
   * background-clip:text + animation causes browsers to intermittently
   * drop the composited text paint layer, making it disappear.
   * Animate only on hover where the brief flicker is acceptable.
   */
  color: #0d9488;
  background: linear-gradient(
    90deg,
    oklch(0.62 0.16 175),
    oklch(0.68 0.14 195),
    oklch(0.72 0.12 220),
    oklch(0.70 0.10 160),
    oklch(0.65 0.14 140),
    oklch(0.62 0.16 175)
  );
  background-size: 200% 100%;
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  transform: translateZ(0);
}

/* Hover: animate the gradient slide */
.hiroi-logo-text:hover,
.group:hover .hiroi-logo-text {
  animation: gradient-slide 3s linear infinite;
}

/* ================================
 * Buttons
 * ================================ */

/* Base button styles */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  padding: 6px 14px;
  font-family: var(--font-family-sans);
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-medium);
  line-height: 1.25rem;
  letter-spacing: -0.006em;
  border-radius: var(--radius-sm);
  border: 1px solid transparent;
  cursor: pointer;
  transition: background-color var(--transition-fast), border-color var(--transition-fast), box-shadow var(--transition-fast), color var(--transition-fast), transform var(--transition-fast);
  text-decoration: none;
  white-space: nowrap;
  user-select: none;
  height: var(--button-height-md);
}

.btn:focus-visible {
  outline: 2px solid var(--color-border-focus);
  outline-offset: 2px;
  transition: outline-color var(--transition-fast), box-shadow var(--transition-fast);
}

.btn:disabled {
  opacity: 0.55;
  cursor: not-allowed;
  pointer-events: none;
}

/* Button variants */
.btn-primary {
  /* primary-hover (#0f766e) gives 5:1 with white text — AA-safe.
     primary (#0d9488) is too bright for white text on it. */
  background-color: var(--color-primary-hover);
  color: var(--color-text-inverse);
}

.btn-primary:hover:not(:disabled) {
  background-color: var(--color-primary-active);
}

.btn-primary:active:not(:disabled) {
  background-color: var(--color-primary-active);
  filter: brightness(0.92);
  transform: scale(0.98);
}

.btn-secondary {
  background-color: var(--color-surface);
  color: var(--color-text-primary);
  border-color: var(--color-border);
}

.btn-secondary:hover:not(:disabled) {
  background-color: var(--color-surface-hover);
  border-color: var(--color-border-hover);
}

.btn-secondary:active:not(:disabled) {
  background-color: var(--color-background-secondary);
  transform: scale(0.98);
}

.btn-tertiary {
  background-color: transparent;
  color: var(--color-text-secondary);
}

.btn-tertiary:hover:not(:disabled) {
  background-color: var(--color-background-secondary);
  color: var(--color-text-primary);
}

.btn-tertiary:active:not(:disabled) {
  background-color: var(--color-background-tertiary);
  transform: scale(0.98);
}

.btn-danger {
  /* dc2626 has 4.83:1 with white — AA-safe. #ef4444 is only 3.76.
     Force white text in both themes; --color-text-inverse flips to near-black
     in dark mode which only yields 4.02:1 on #dc2626. */
  background-color: var(--color-error-hover, #dc2626);
  color: #ffffff;
}

.btn-danger:hover:not(:disabled) {
  background-color: var(--color-error-active, #b91c1c);
  color: #ffffff;
}

.btn-danger:active:not(:disabled) {
  background-color: var(--color-error-active, #b91c1c);
  color: #ffffff;
  filter: brightness(0.92);
  transform: scale(0.98);
}

.btn-ghost {
  background-color: transparent;
  color: var(--color-text-secondary);
  border: 1px solid transparent;
}

.btn-ghost:hover:not(:disabled) {
  background-color: var(--color-background-secondary);
  color: var(--color-text-primary);
}

.btn-ghost:active:not(:disabled) {
  background-color: var(--color-background-tertiary);
  transform: scale(0.98);
}

/* Button sizes */
.btn-sm {
  padding: 0 12px;
  font-size: var(--font-size-xs);
  height: var(--button-height-sm);
  gap: 6px;
}

.btn-md {
  padding: 0 14px;
  font-size: var(--font-size-sm);
  height: var(--button-height-md);
  gap: 8px;
}

.btn-lg {
  padding: 0 20px;
  font-size: var(--font-size-base);
  height: var(--button-height-lg);
  gap: 8px;
}

/* Button modifiers */
.btn-block {
  display: flex;
  width: 100%;
}

.btn-icon-only {
  padding: 6px;
  aspect-ratio: 1;
}

/* ================================
 * Cards
 * ================================ */

.card {
  position: relative;
  background-color: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  /* 1px inner top highlight — precision edge, catches light like real material */
  box-shadow: inset 0 1px 0 0 rgb(255 255 255 / 0.55);
}

/* Faint top-to-bottom sheen on the surface — adds depth without color */
.card::before {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background: linear-gradient(180deg, rgb(255 255 255 / 0.04) 0%, rgb(255 255 255 / 0) 30%);
  border-radius: inherit;
}

[data-theme="dark"] .card {
  box-shadow: inset 0 1px 0 0 rgb(255 255 255 / 0.05);
}

[data-theme="dark"] .card::before {
  background: linear-gradient(180deg, rgb(255 255 255 / 0.025) 0%, rgb(255 255 255 / 0) 28%);
}

@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) .card {
    box-shadow: inset 0 1px 0 0 rgb(255 255 255 / 0.05);
  }
  :root:not([data-theme="light"]) .card::before {
    background: linear-gradient(180deg, rgb(255 255 255 / 0.025) 0%, rgb(255 255 255 / 0) 28%);
  }
}

.card > * { position: relative; }

.card-hover {
  transition:
    border-color var(--transition-fast),
    box-shadow var(--transition-fast),
    transform var(--transition-fast);
}

.card-hover:hover {
  border-color: var(--color-border-hover);
  box-shadow:
    inset 0 1px 0 0 rgb(255 255 255 / 0.55),
    var(--shadow-sm);
  transform: translateY(-1px);
}

[data-theme="dark"] .card-hover:hover {
  box-shadow:
    inset 0 1px 0 0 rgb(255 255 255 / 0.08),
    var(--shadow-sm);
}

.card-interactive {
  cursor: pointer;
  transition:
    border-color var(--transition-fast),
    background-color var(--transition-fast),
    box-shadow var(--transition-fast),
    transform var(--transition-fast);
}

.card-interactive:hover {
  border-color: var(--color-border-hover);
  background-color: var(--color-surface-hover);
  box-shadow:
    inset 0 1px 0 0 rgb(255 255 255 / 0.55),
    var(--shadow-sm);
  transform: translateY(-1px);
}

[data-theme="dark"] .card-interactive:hover {
  box-shadow:
    inset 0 1px 0 0 rgb(255 255 255 / 0.08),
    var(--shadow-sm);
}

.card-interactive:active {
  transform: translateY(0);
  box-shadow: inset 0 1px 0 0 rgb(255 255 255 / 0.4);
}

[data-theme="dark"] .card-interactive:active {
  box-shadow: inset 0 1px 0 0 rgb(255 255 255 / 0.05);
}

/* Card sections */
.card-header {
  padding: var(--space-5) var(--space-6);
  border-bottom: 1px solid var(--color-border);
}

.card-body {
  padding: var(--space-6);
}

.card-footer {
  padding: var(--space-5) var(--space-6);
  border-top: 1px solid var(--color-border);
  background-color: var(--color-background-secondary);
}

/* Card padding variants */
.card-compact .card-header,
.card-compact .card-body,
.card-compact .card-footer {
  padding: var(--space-4);
}

.card-compact .card-footer {
  background-color: transparent;
}

/* ================================
 * Form Elements
 * ================================ */

.form-group {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
  margin-bottom: var(--space-4);
}

.form-label {
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-medium);
  letter-spacing: var(--tracking-wide, 0.01em);
  color: var(--color-text-primary);
}

.form-label-required::after {
  content: " *";
  color: var(--color-error);
}

.form-help {
  font-size: var(--font-size-xs);
  color: var(--color-text-secondary);
  line-height: var(--line-height-normal);
}

/* Input fields */
.input,
.textarea,
.select {
  width: 100%;
  padding: 6px 12px;
  font-family: var(--font-family-sans);
  font-size: var(--font-size-sm);
  line-height: 1.25rem;
  color: var(--color-text-primary);
  background-color: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  box-shadow: inset 0 1px 2px rgb(0 0 0 / 0.04);
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
  height: var(--input-height-md);
}

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

.input:focus,
.textarea:focus,
.select:focus {
  outline: none;
  border-color: var(--color-border-focus);
  box-shadow: var(--focus-ring-shadow), inset 0 1px 2px rgb(0 0 0 / 0.04);
  transition: outline-color var(--transition-fast), box-shadow var(--transition-fast), border-color var(--transition-fast);
}

.input:disabled,
.textarea:disabled,
.select:disabled {
  background-color: var(--color-background-tertiary);
  color: var(--color-text-disabled);
  cursor: not-allowed;
}

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

/* Input with prefix icon (search, etc.) */
.input-icon-left {
  padding-left: 2.25rem; /* 36px — clears a 14-16px icon at left-3 */
}

.input-icon-left-sm {
  padding-left: 1.75rem; /* 28px — clears a 14px icon at left-2.5 */
}

/* Input sizes */
.input-sm {
  padding: 4px 8px;
  font-size: var(--font-size-xs);
  height: var(--input-height-sm);
}

.input-md {
  padding: 6px 10px;
  font-size: var(--font-size-sm);
  height: var(--input-height-md);
}

.input-lg {
  padding: 8px 12px;
  font-size: var(--font-size-base);
  height: var(--input-height-lg);
}

/* Input states */
.input-error,
.textarea-error,
.select-error {
  border-color: var(--color-error);
}

.input-error:focus,
.textarea-error:focus,
.select-error:focus {
  border-color: var(--color-error);
  box-shadow: 0 0 0 3px var(--color-error-bg);
}

.input-success,
.textarea-success,
.select-success {
  border-color: var(--color-success);
}

.input-success:focus,
.textarea-success:focus,
.select-success:focus {
  border-color: var(--color-success);
  box-shadow: 0 0 0 3px var(--color-success-bg);
}

/* Alias: .form-input maps to .input/.textarea/.select */
.form-input {
  width: 100%;
  padding: 6px 10px;
  font-family: var(--font-family-sans);
  font-size: var(--font-size-sm);
  line-height: 1.25rem;
  color: var(--color-text-primary);
  background-color: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
  height: var(--input-height-md);
}

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

.form-input:focus {
  outline: none;
  border-color: var(--color-border-focus);
  box-shadow: var(--focus-ring-shadow);
}

.form-input.input-error,
.form-input[aria-invalid="true"] {
  border-color: var(--color-error);
}

.form-input.input-error:focus,
.form-input[aria-invalid="true"]:focus {
  border-color: var(--color-error);
  box-shadow: 0 0 0 3px rgba(220, 38, 38, 0.15);
}

.form-input:disabled {
  background-color: var(--color-background-secondary);
  color: var(--color-text-disabled);
  cursor: not-allowed;
}

.form-input::placeholder {
  color: var(--color-text-tertiary);
}

select.form-input {
  appearance: none;
  background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' fill='none' viewBox='0 0 20 20'%3e%3cpath stroke='%238e8880' stroke-linecap='round' stroke-linejoin='round' stroke-width='1.5' d='M6 8l4 4 4-4'/%3e%3c/svg%3e");
  background-position: right 8px center;
  background-repeat: no-repeat;
  background-size: 1em 1em;
  padding-right: 2rem;
}

[data-theme="dark"] select.form-input {
  background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' fill='none' viewBox='0 0 20 20'%3e%3cpath stroke='%236e6862' stroke-linecap='round' stroke-linejoin='round' stroke-width='1.5' d='M6 8l4 4 4-4'/%3e%3c/svg%3e");
}

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

/* Error message */
.form-error {
  font-size: var(--font-size-xs);
  color: var(--color-error);
  margin-top: var(--space-1);
}

/* Textarea */
.textarea {
  resize: vertical;
  min-height: 120px;
}

/* Checkbox and Radio */
.checkbox,
.radio {
  display: flex;
  align-items: flex-start;
  gap: var(--space-2);
  cursor: pointer;
}

.checkbox input[type="checkbox"],
.radio input[type="radio"] {
  margin-top: 2px;
  width: 1rem;
  height: 1rem;
  accent-color: var(--color-primary);
  cursor: pointer;
}

.checkbox-label,
.radio-label {
  font-size: var(--font-size-sm);
  color: var(--color-text-primary);
  cursor: pointer;
}

/* ================================
 * Badges
 * ================================ */

.badge {
  display: inline-flex;
  align-items: center;
  padding: 3px 8px;
  font-size: var(--font-size-xs);
  font-weight: var(--font-weight-medium);
  letter-spacing: var(--tracking-wide);
  line-height: 1.2;
  border-radius: var(--radius-full);
  white-space: nowrap;
}

.badge-primary {
  background-color: var(--color-primary-100);
  color: var(--color-primary-700);
}

[data-theme="dark"] .badge-primary {
  background-color: var(--color-primary-200);
  color: var(--color-primary-400);
}

.badge-success {
  background-color: var(--color-success-bg);
  color: var(--color-success-text, var(--color-success));
}

.badge-warning {
  background-color: var(--color-warning-bg);
  color: #b45309; /* amber-700: 4.84:1 on warning-bg AA */
}

[data-theme="dark"] .badge-warning {
  color: #fbbf24; /* amber-400: AA on dark warning-bg */
}

@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) .badge-warning { color: #fbbf24; }
}

.badge-error {
  background-color: var(--color-error-bg);
  color: var(--color-error-text, var(--color-error));
}

.badge-info {
  background-color: var(--color-info-bg);
  color: #1d4ed8; /* blue-700: 6.16:1 on info-bg AA */
}

[data-theme="dark"] .badge-info {
  color: #93c5fd; /* blue-300: AA on dark info-bg */
}

@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) .badge-info { color: #93c5fd; }
}

.badge-neutral {
  background-color: var(--color-background-tertiary);
  color: var(--color-text-secondary);
}

/* Badge sizes */
.badge-sm {
  padding: 2px 6px;
  font-size: 10px;
}

.badge-lg {
  padding: var(--space-2) var(--space-3);
  font-size: var(--font-size-sm);
}

/* Department tags */
.dept-tag {
  background: rgba(99,102,241,0.1);
  color: #4338ca; /* indigo-700: ~7:1 on tinted bg AA */
  transition: background-color 0.15s;
}
.dept-tag:hover {
  background: rgba(99,102,241,0.18);
}
[data-theme="dark"] .dept-tag { color: #a5b4fc; }
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) .dept-tag { color: #a5b4fc; }
}

/* ================================
 * Alerts
 * ================================ */

.alert {
  display: flex;
  align-items: flex-start;
  gap: var(--space-3);
  padding: var(--space-4) var(--space-5);
  border-radius: var(--radius-md);
  border: 1px solid var(--color-border);
  background-color: var(--color-surface);
}

.alert-icon {
  flex-shrink: 0;
  width: 1.125rem;
  height: 1.125rem;
  margin-top: 1px;
}

.alert-content {
  flex: 1;
  min-width: 0;
}

.alert-title {
  font-weight: var(--font-weight-semibold);
  font-size: var(--font-size-sm);
  letter-spacing: -0.005em;
  color: var(--color-text-primary);
  margin: 0 0 2px;
}

.alert-message {
  font-size: var(--font-size-sm);
  line-height: var(--line-height-normal);
  color: var(--color-text-secondary);
}

.alert-info    .alert-icon { color: var(--color-info); }
.alert-success .alert-icon { color: var(--color-success); }
.alert-warning .alert-icon { color: var(--color-warning); }
.alert-error   .alert-icon { color: var(--color-error); }

/* Compact inline error banner — used for form errors and small status callouts.
   For larger structured banners with title + body, use .alert.alert-error. */
.error-banner {
  display: flex;
  align-items: flex-start;
  gap: var(--space-2);
  padding: var(--space-2) var(--space-3);
  border-radius: var(--radius-md);
  background: var(--color-error-bg);
  border: 1px solid var(--color-error-border);
  color: var(--color-error-text);
  font-size: var(--font-size-sm);
  line-height: var(--line-height-normal);
}

.error-banner svg {
  flex-shrink: 0;
  width: 1rem;
  height: 1rem;
  margin-top: 1px;
  color: var(--color-error);
}

/* ================================
 * Tables
 * ================================ */

.table-container {
  overflow-x: auto;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  background: var(--color-surface);
}

.table {
  width: 100%;
  border-collapse: collapse;
  font-size: var(--font-size-sm);
}

.table thead {
  background-color: var(--color-background-secondary);
  border-bottom: 1px solid var(--color-border);
}

.table th {
  padding: var(--space-3) var(--space-5);
  text-align: left;
  font-weight: var(--font-weight-semibold);
  font-size: var(--font-size-xs);
  color: var(--color-text-secondary);
  white-space: nowrap;
  text-transform: uppercase;
  letter-spacing: var(--tracking-caps);
}

.table tbody tr {
  border-bottom: 1px solid var(--color-border);
  transition: background-color var(--transition-fast);
}

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

.table tbody tr:hover {
  background-color: var(--color-background-secondary);
}

[data-theme="dark"] .table tbody tr:hover {
  background-color: rgba(255, 255, 255, 0.05);
}

.table td {
  padding: var(--space-4) var(--space-5);
  color: var(--color-text-primary);
  vertical-align: middle;
}

/* Responsive table */
@media (max-width: 768px) {
  .table-container {
    border: none;
  }

  .table thead {
    display: none;
  }

  .table,
  .table tbody,
  .table tr,
  .table td {
    display: block;
  }

  .table tr {
    margin-bottom: var(--space-4);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
  }

  .table td {
    padding: var(--space-3);
    position: relative;
    padding-left: 50%;
  }

  .table td::before {
    content: attr(data-label);
    position: absolute;
    left: var(--space-3);
    font-weight: var(--font-weight-semibold);
    color: var(--color-text-secondary);
  }
}

/* ================================
 * Modals
 * ================================ */

@keyframes modal-enter {
  from { opacity: 0; transform: scale(0.97) translateY(4px); }
  to   { opacity: 1; transform: scale(1) translateY(0); }
}

@keyframes fade-in {
  from { opacity: 0; }
  to   { opacity: 1; }
}

/* Prevent space-y utilities from adding margin to fixed modal containers */
[class*="space-y"] > .fixed[style*="z-index"] {
  margin-top: 0 !important;
}

.modal-backdrop {
  position: fixed;
  inset: 0;
  background-color: rgba(0, 0, 0, 0.4);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  z-index: var(--z-modal-backdrop);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--space-4);
  animation: fade-in var(--transition-fast) ease-out;
}

.modal {
  background-color: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-2xl);
  max-width: 90vw;
  max-height: 90vh;
  display: flex;
  flex-direction: column;
  z-index: var(--z-modal);
  animation: modal-enter var(--transition-base) ease-out;
}

.modal-sm {
  width: 400px;
}

.modal-md {
  width: 600px;
}

.modal-lg {
  width: 800px;
}

.modal-full {
  width: 100%;
  height: 100%;
  max-width: 100%;
  max-height: 100%;
  border-radius: 0;
}

.modal-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--space-6);
  border-bottom: 1px solid var(--color-border);
}

.modal-title {
  font-size: var(--font-size-xl);
  font-weight: var(--font-weight-semibold);
  letter-spacing: var(--tracking-tight, -0.015em);
  color: var(--color-text-primary);
}

.modal-close {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 2rem;
  height: 2rem;
  border-radius: var(--radius-md);
  background: transparent;
  border: none;
  color: var(--color-text-secondary);
  cursor: pointer;
  transition: background-color var(--transition-fast), color var(--transition-fast);
}

.modal-close:hover {
  background-color: var(--color-background-secondary);
  color: var(--color-text-primary);
}

.modal-body {
  flex: 1;
  overflow-y: auto;
  padding: var(--space-6);
}

.modal-footer {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: var(--space-3);
  padding: var(--space-6);
  border-top: 1px solid var(--color-border);
}

/* ================================
 * Loading States
 * ================================ */

.spinner {
  display: inline-block;
  width: 1.25rem;
  height: 1.25rem;
  border: 2px solid currentColor;
  border-right-color: transparent;
  border-radius: var(--radius-full);
  animation: spin 0.75s linear infinite;
}

.spinner-sm {
  width: 1rem;
  height: 1rem;
  border-width: 1.5px;
}

.spinner-lg {
  width: 2rem;
  height: 2rem;
  border-width: 3px;
}

@keyframes spin {
  to {
    transform: rotate(360deg);
  }
}

/* Skeleton loader */
.skeleton {
  background: linear-gradient(
    90deg,
    var(--color-background-secondary) 0%,
    var(--color-background-tertiary) 50%,
    var(--color-background-secondary) 100%
  );
  background-size: 200% 100%;
  animation: skeleton-loading 1.5s ease-in-out infinite;
  border-radius: var(--radius-md);
}

@keyframes skeleton-loading {
  0% {
    background-position: 200% 0;
  }
  100% {
    background-position: -200% 0;
  }
}

.skeleton-text {
  height: 1rem;
  margin-bottom: var(--space-2);
}

.skeleton-heading {
  height: 1.5rem;
  margin-bottom: var(--space-3);
  width: 60%;
}

.skeleton-avatar {
  width: 3rem;
  height: 3rem;
  border-radius: var(--radius-full);
}

/* ================================
 * Empty States
 * ================================ */

.empty-state {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: var(--space-12) var(--space-8);
  text-align: center;
  background-color: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
}

.empty-state-sm {
  padding: var(--space-10) var(--space-6);
}

.empty-state-lg {
  padding: var(--space-16) var(--space-10);
}

/* Borderless variant for inline empty states */
.empty-state-inline {
  border: none;
  background: transparent;
  padding: var(--space-8) var(--space-4);
}

.empty-state-icon {
  width: 4rem;
  height: 4rem;
  margin-bottom: var(--space-5);
  color: var(--color-text-tertiary);
  display: flex;
  align-items: center;
  justify-content: center;
  background-color: var(--color-background-secondary);
  border-radius: var(--radius-xl);
}

.empty-state-sm .empty-state-icon {
  width: 3.5rem;
  height: 3.5rem;
  margin-bottom: var(--space-4);
}

.empty-state-lg .empty-state-icon {
  width: 5rem;
  height: 5rem;
  margin-bottom: var(--space-6);
}

.empty-state-icon svg {
  width: 2rem;
  height: 2rem;
}

.empty-state-sm .empty-state-icon svg {
  width: 1.5rem;
  height: 1.5rem;
}

.empty-state-lg .empty-state-icon svg {
  width: 2.5rem;
  height: 2.5rem;
}

.empty-state-title {
  font-size: var(--font-size-lg);
  font-weight: var(--font-weight-semibold);
  color: var(--color-text-primary);
  margin-bottom: var(--space-2);
  letter-spacing: var(--tracking-tight);
}

.empty-state-sm .empty-state-title {
  font-size: var(--font-size-base);
}

.empty-state-lg .empty-state-title {
  font-size: var(--font-size-xl);
}

.empty-state-description {
  font-size: var(--font-size-sm);
  color: var(--color-text-secondary);
  margin-bottom: var(--space-6);
  max-width: 36ch;
  line-height: var(--line-height-relaxed);
}

.empty-state-sm .empty-state-description {
  font-size: var(--font-size-xs);
  margin-bottom: var(--space-4);
  max-width: 28ch;
}

.empty-state-lg .empty-state-description {
  font-size: var(--font-size-base);
  margin-bottom: var(--space-8);
  max-width: 44ch;
}

.empty-state-actions {
  display: flex;
  gap: var(--space-3);
  flex-wrap: wrap;
  justify-content: center;
}

/* ================================
 * Utility Classes
 * ================================ */

.text-primary { color: var(--color-text-primary); }
.text-secondary { color: var(--color-text-secondary); }
.text-tertiary { color: var(--color-text-tertiary); }
.text-disabled { color: var(--color-text-disabled); }

.bg-surface { background-color: var(--color-surface); }
.bg-background { background-color: var(--color-background); }
.bg-secondary { background-color: var(--color-background-secondary); }

.border-default { border-color: var(--color-border); }
.border-hover { border-color: var(--color-border-hover); }

.shadow-sm { box-shadow: var(--shadow-sm); }
.shadow-md { box-shadow: var(--shadow-md); }
.shadow-lg { box-shadow: var(--shadow-lg); }
.shadow-xl { box-shadow: var(--shadow-xl); }

.rounded-sm { border-radius: var(--radius-sm); }
.rounded-md { border-radius: var(--radius-md); }
.rounded-lg { border-radius: var(--radius-lg); }
.rounded-xl { border-radius: var(--radius-xl); }
.rounded-full { border-radius: var(--radius-full); }

/* ================================
 * Breadcrumb Navigation
 * ================================ */

.breadcrumb {
  display: block;
}

.breadcrumb-list {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: var(--space-2);
  list-style: none;
  padding: 0;
  margin: 0;
}

.breadcrumb-item {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  font-size: var(--font-size-sm);
  line-height: 1.25rem;
}

.breadcrumb-link {
  color: var(--color-text-secondary);
  text-decoration: none;
  transition: color var(--transition-fast);
}

.breadcrumb-link:hover {
  color: var(--color-primary);
  text-decoration: underline;
}

.breadcrumb-link:focus {
  outline: 2px solid var(--color-border-focus);
  outline-offset: 2px;
  border-radius: var(--radius-sm);
}

.breadcrumb-separator {
  color: var(--color-text-disabled);
  user-select: none;
  font-weight: 300;
  font-size: 0.75em;
}

.breadcrumb-current {
  color: var(--color-text-primary);
  font-weight: var(--font-weight-medium);
}

/* ================================
 * Enhanced Loading Spinner
 * ================================ */

.loading-spinner {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: var(--space-3);
  padding: var(--space-8);
}

.loading-spinner-sm {
  padding: var(--space-4);
  gap: var(--space-2);
}

.loading-spinner-lg {
  padding: var(--space-12);
  gap: var(--space-4);
}

.spinner-icon {
  animation: spinner-rotate 1.5s linear infinite;
}

.loading-spinner-sm .spinner-icon {
  width: 2rem;
  height: 2rem;
}

.loading-spinner-md .spinner-icon {
  width: 3rem;
  height: 3rem;
}

.loading-spinner-lg .spinner-icon {
  width: 4rem;
  height: 4rem;
}

.spinner-path {
  stroke: var(--color-primary);
  stroke-linecap: round;
  stroke-dasharray: 90, 150;
  stroke-dashoffset: 0;
  animation: spinner-dash 1.5s ease-in-out infinite;
}

.spinner-text {
  font-size: var(--font-size-sm);
  color: var(--color-text-secondary);
  font-weight: var(--font-weight-medium);
}

@keyframes spinner-rotate {
  100% {
    transform: rotate(360deg);
  }
}

@keyframes spinner-dash {
  0% {
    stroke-dasharray: 1, 150;
    stroke-dashoffset: 0;
  }
  50% {
    stroke-dasharray: 90, 150;
    stroke-dashoffset: -35;
  }
  100% {
    stroke-dasharray: 90, 150;
    stroke-dashoffset: -124;
  }
}

/* ================================
 * Enhanced Skeleton Loaders
 * ================================ */

.skeleton-card,
.skeleton-table,
.skeleton-list {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  overflow: hidden;
}

.skeleton-card {
  padding: var(--space-6);
}

.skeleton-header {
  display: flex;
  align-items: center;
  gap: var(--space-4);
  margin-bottom: var(--space-4);
}

.skeleton-avatar {
  width: 3rem;
  height: 3rem;
  background: linear-gradient(90deg, var(--color-background-secondary) 0%, var(--color-background-tertiary) 50%, var(--color-background-secondary) 100%);
  background-size: 200% 100%;
  border-radius: var(--radius-lg);
  animation: skeleton-shimmer 1.5s ease-in-out infinite;
}

.skeleton-text-group {
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}

.skeleton-text {
  height: 1rem;
  background: linear-gradient(90deg, var(--color-background-secondary) 0%, var(--color-background-tertiary) 50%, var(--color-background-secondary) 100%);
  background-size: 200% 100%;
  border-radius: var(--radius-sm);
  animation: skeleton-shimmer 1.5s ease-in-out infinite;
}

.skeleton-text-sm {
  height: 0.75rem;
  width: 60%;
}

.skeleton-text-lg {
  height: 1.25rem;
  width: 80%;
}

.skeleton-body {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
  margin-bottom: var(--space-4);
}

.skeleton-footer {
  display: flex;
  gap: var(--space-3);
  padding-top: var(--space-4);
  border-top: 1px solid var(--color-border);
}

.skeleton-button {
  width: 5rem;
  height: 2.5rem;
  background: linear-gradient(90deg, var(--color-background-secondary) 0%, var(--color-background-tertiary) 50%, var(--color-background-secondary) 100%);
  background-size: 200% 100%;
  border-radius: var(--radius-md);
  animation: skeleton-shimmer 1.5s ease-in-out infinite;
}

/* Table Skeleton */
.skeleton-table {
  padding: 0;
}

.skeleton-table-header {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-4);
  padding: var(--space-4) var(--space-6);
  border-bottom: 1px solid var(--color-border);
  background: var(--color-background-secondary);
}

.skeleton-table-row {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-4);
  padding: var(--space-4) var(--space-6);
  border-bottom: 1px solid var(--color-border);
}

.skeleton-table-row:last-child {
  border-bottom: none;
}

/* List Skeleton */
.skeleton-list {
  padding: 0;
}

.skeleton-list-item {
  display: flex;
  align-items: center;
  gap: var(--space-4);
  padding: var(--space-4) var(--space-6);
  border-bottom: 1px solid var(--color-border);
}

.skeleton-list-item:last-child {
  border-bottom: none;
}

@keyframes skeleton-shimmer {
  0% {
    background-position: 200% 0;
  }
  100% {
    background-position: -200% 0;
  }
}

/* ================================
 * Dark Mode: Chatbot Editor Integration Tab
 * Alpine.js strips dark: prefix classes from dynamic :class bindings,
 * so these overrides use [data-theme="dark"] selectors instead.
 * ================================ */
[data-theme="dark"] .auth-card-active {
  background-color: var(--color-primary-bg);
  border-color: var(--color-primary);
}
[data-theme="dark"] .auth-card-inactive {
  background-color: var(--color-surface);
  border-color: var(--color-border);
}
[data-theme="dark"] .auth-card-inactive:hover {
  border-color: var(--color-primary);
}
[data-theme="dark"] .domains-container {
  background-color: var(--color-background-secondary);
  border-color: var(--color-border);
}
[data-theme="dark"] .domain-item {
  background-color: var(--color-surface-hover);
  border-color: var(--color-border);
}
[data-theme="dark"] .domain-item span {
  color: var(--color-text-secondary);
}
[data-theme="dark"] .domain-input {
  background-color: var(--color-surface-hover);
  border-color: var(--color-border);
  color: var(--color-text-primary);
}
[data-theme="dark"] .domain-input::placeholder {
  color: var(--color-text-disabled);
}

/* Dark mode: remove inner shadow from inputs (rely on borders) */
[data-theme="dark"] .input,
[data-theme="dark"] .textarea,
[data-theme="dark"] .select,
[data-theme="dark"] .form-input {
  box-shadow: none;
}

[data-theme="dark"] .input:focus,
[data-theme="dark"] .textarea:focus,
[data-theme="dark"] .select:focus,
[data-theme="dark"] .form-input:focus {
  box-shadow: var(--focus-ring-shadow);
}

/* ================================
 * Global Focus-Visible Styles
 * Consistent focus indicators across all interactive elements
 * ================================ */

:focus-visible {
  outline: var(--focus-ring-width) solid var(--focus-ring-color);
  outline-offset: var(--focus-ring-offset);
  border-radius: var(--radius-xs);
}

/* Ensure buttons and links get focus ring */
button:focus-visible,
a:focus-visible,
[role="button"]:focus-visible {
  outline: var(--focus-ring-width) solid var(--focus-ring-color);
  outline-offset: var(--focus-ring-offset);
}

/* Inputs get a subtle ring instead of outline */
input:focus-visible,
textarea:focus-visible,
select:focus-visible {
  outline: none;
  border-color: var(--color-border-focus);
  box-shadow: var(--focus-ring-shadow);
}

/* ================================
 * Error State Component
 * Reusable error state for failed data loads
 * ================================ */

.error-state {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: var(--space-12) var(--space-6);
  text-align: center;
  background-color: var(--color-surface);
  border: 1px solid var(--color-error-border);
  border-radius: var(--radius-lg);
}

.error-state-icon {
  width: 4rem;
  height: 4rem;
  margin-bottom: var(--space-4);
  color: var(--color-error);
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--color-error-bg);
  border-radius: var(--radius-lg);
}

.error-state-icon svg {
  width: 2rem;
  height: 2rem;
}

.error-state-title {
  font-size: var(--font-size-xl);
  font-weight: var(--font-weight-semibold);
  color: var(--color-text-primary);
  margin-bottom: var(--space-2);
}

.error-state-description {
  font-size: var(--font-size-base);
  color: var(--color-text-secondary);
  margin-bottom: var(--space-6);
  max-width: 40ch;
  line-height: var(--line-height-relaxed);
}

.error-state-actions {
  display: flex;
  gap: var(--space-3);
  flex-wrap: wrap;
  justify-content: center;
}

/* ================================
 * Theme Toggle Icons
 * Works with [data-theme] attribute
 * ================================ */

.theme-icon-sun { display: none; }
.theme-icon-moon { display: block; }

[data-theme="dark"] .theme-icon-sun { display: block; }
[data-theme="dark"] .theme-icon-moon { display: none; }

/* ================================
 * Sub-Navigation
 * Shared pattern for in-page vertical sidebar nav
 * with sliding indicator + mobile horizontal pills.
 * Used by: chatbot editor, settings, any tabbed page.
 * ================================ */

/* Desktop sidebar wrapper */
.subnav-wrap,
.editor-nav-wrap {
  gap: 2px;
}

/* Sliding active indicator */
.subnav-indicator,
.editor-nav-indicator {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 40px;
  transform: translateY(calc(var(--active-idx, 0) * (40px + 2px)));
  background: var(--color-primary-100);
  border-radius: var(--radius-lg);
  transition: transform 350ms cubic-bezier(0.34, 1.56, 0.64, 1);
  z-index: 0;
  pointer-events: none;
  border: 1px solid var(--color-primary-200);
}

[data-theme="dark"] .subnav-indicator,
[data-theme="dark"] .editor-nav-indicator {
  background: var(--color-primary-100);
  border-color: var(--color-primary-300);
}

/* Left accent bar on indicator */
.subnav-indicator::before,
.editor-nav-indicator::before {
  content: '';
  position: absolute;
  left: 0;
  top: 8px;
  bottom: 8px;
  width: 3px;
  background: var(--color-primary);
  border-radius: 0 3px 3px 0;
}

/* Nav item */
.subnav-item,
.editor-nav-item {
  position: relative;
  z-index: 1;
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 0 14px;
  border-radius: var(--radius-lg);
  font-size: 0.875rem;
  font-weight: 500;
  font-family: inherit;
  transition: color 200ms ease;
  cursor: pointer;
  border: none;
  width: 100%;
  text-align: left;
  height: 40px;
  background: transparent;
  color: var(--color-text-secondary);
}

.subnav-item:hover,
.editor-nav-item:hover {
  color: var(--color-text-primary);
  background: var(--color-primary-50);
}

.subnav-item:focus-visible,
.editor-nav-item:focus-visible {
  outline: 2px solid var(--color-primary);
  outline-offset: -2px;
}

.subnav-active,
.editor-nav-active {
  color: var(--color-primary-hover); /* AA-safe on primary-100 tint */
  font-weight: 600;
}

[data-theme="dark"] .subnav-active,
[data-theme="dark"] .editor-nav-active {
  color: var(--color-primary);
}

@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) .subnav-active,
  :root:not([data-theme="light"]) .editor-nav-active {
    color: var(--color-primary);
  }
}

/* Mobile pills */
.subnav-mobile,
.editor-tab-mobile {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 8px 16px;
  border-radius: 9999px;
  font-size: 0.8125rem;
  font-weight: 500;
  font-family: inherit;
  white-space: nowrap;
  transition: all 200ms ease;
  cursor: pointer;
  border: 1px solid var(--color-border);
  flex-shrink: 0;
  background-color: var(--color-surface);
  color: var(--color-text-secondary);
}

.subnav-mobile:hover,
.editor-tab-mobile:hover {
  border-color: var(--color-border-hover);
  color: var(--color-text-primary);
}

.subnav-mobile:focus-visible,
.editor-tab-mobile:focus-visible {
  outline: 2px solid var(--color-primary);
  outline-offset: 1px;
}

.subnav-mobile-active,
.editor-tab-active {
  background-color: var(--color-primary-100);
  color: var(--color-primary-hover);
  border-color: var(--color-primary-200);
  font-weight: 600;
}

[data-theme="dark"] .subnav-mobile-active,
[data-theme="dark"] .editor-tab-active {
  background-color: var(--color-primary-100);
  color: var(--color-primary);
  border-color: var(--color-primary-300);
}

@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) .subnav-mobile-active,
  :root:not([data-theme="light"]) .editor-tab-active {
    background-color: var(--color-primary-100);
    color: var(--color-primary);
    border-color: var(--color-primary-300);
  }
}

/* ================================
 * Dashboard Components
 * Unified styling for stats, data cards, activity feeds, etc.
 * ================================ */

/* Stat Card — compact metrics display */
.stat-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-4) var(--space-5);
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}

.stat-card:hover {
  border-color: var(--color-border-hover);
  box-shadow: var(--shadow-sm);
}

[data-theme="dark"] .stat-card {
  border-color: rgba(255, 255, 255, 0.1);
}

[data-theme="dark"] .stat-card:hover {
  border-color: rgba(255, 255, 255, 0.15);
}

.stat-card-inner {
  display: flex;
  align-items: center;
  gap: var(--space-4);
}

.stat-card-icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  border-radius: var(--radius-md);
  flex-shrink: 0;
}

.stat-card-content {
  flex: 1;
  min-width: 0;
}

.stat-card-label {
  font-size: var(--font-size-xs);
  font-weight: var(--font-weight-medium);
  color: var(--color-text-tertiary);
  text-transform: uppercase;
  letter-spacing: var(--tracking-caps);
  line-height: var(--line-height-normal);
  margin-bottom: 2px;
}

.stat-card-value {
  font-size: var(--font-size-xl);
  font-weight: var(--font-weight-bold);
  letter-spacing: var(--tracking-tight);
  color: var(--color-text-primary);
  line-height: 1.2;
  font-variant-numeric: tabular-nums;
}

/* Icon color themes */
.icon-primary {
  background: var(--color-primary-100);
  color: var(--color-primary-700);
}
[data-theme="dark"] .icon-primary {
  background: var(--color-primary-200);
  color: var(--color-primary-400);
}

.icon-success {
  background: var(--color-success-bg);
  color: var(--color-success-text); /* AA-safe for visible icons */
}

.icon-info {
  background: var(--color-info-bg);
  color: #1d4ed8;
}

.icon-warning {
  background: var(--color-warning-bg);
  color: #b45309;
}

.icon-error {
  background: var(--color-error-bg);
  color: var(--color-error-text);
}

[data-theme="dark"] .icon-info { color: #93c5fd; }
[data-theme="dark"] .icon-warning { color: #fbbf24; }
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) .icon-info { color: #93c5fd; }
  :root:not([data-theme="light"]) .icon-warning { color: #fbbf24; }
}

/* Data Card — clickable cards with avatar, title, metrics */
.data-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-5);
  transition: all var(--transition-fast);
  cursor: pointer;
  text-decoration: none;
  display: block;
  color: inherit;
}

.data-card:hover {
  border-color: var(--color-border-hover);
  background: var(--color-surface-hover);
  box-shadow: var(--shadow-sm);
}

[data-theme="dark"] .data-card {
  border-color: rgba(255, 255, 255, 0.1);
}

[data-theme="dark"] .data-card:hover {
  border-color: rgba(255, 255, 255, 0.15);
  background: rgba(255, 255, 255, 0.03);
}

.data-card-header {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  margin-bottom: var(--space-3);
}

.data-card-avatar {
  width: 40px;
  height: 40px;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-text-inverse);
  font-weight: var(--font-weight-bold);
  font-size: var(--font-size-base);
  flex-shrink: 0;
}

.data-card-title {
  font-size: var(--font-size-base);
  font-weight: var(--font-weight-semibold);
  color: var(--color-text-primary);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  line-height: 1.3;
}

.data-card-subtitle {
  font-size: var(--font-size-xs);
  color: var(--color-text-tertiary);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  margin-top: 2px;
}

.data-card-metrics {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-2);
  margin-bottom: var(--space-3);
}

.data-card-metric {
  padding: var(--space-3);
  background: var(--color-background-secondary);
  border-radius: var(--radius-md);
}

.data-card-metric-value {
  font-size: var(--font-size-base);
  font-weight: var(--font-weight-bold);
  color: var(--color-text-primary);
  font-variant-numeric: tabular-nums;
  line-height: 1.2;
}

.data-card-metric-label {
  font-size: var(--font-size-xs);
  color: var(--color-text-tertiary);
  margin-top: 2px;
}

.data-card-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

/* Section Header */
.section-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: var(--space-4);
}

.section-title {
  font-size: var(--font-size-base);
  font-weight: var(--font-weight-semibold);
  color: var(--color-text-primary);
  letter-spacing: var(--tracking-tight);
}

.section-link {
  font-size: var(--font-size-xs);
  font-weight: var(--font-weight-medium);
  /* primary-hover for AA contrast on white surfaces */
  color: var(--color-primary-hover);
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  gap: 4px;
  transition: color var(--transition-fast);
}

.section-link:hover {
  color: var(--color-primary-active);
}

/* Pill Group — segmented control / time range selector */
.pill-group {
  display: inline-flex;
  gap: 1px;
  background: var(--color-background-secondary);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  padding: 3px;
}

.pill {
  padding: 5px 14px;
  border-radius: calc(var(--radius-sm) - 2px);
  font-size: var(--font-size-xs);
  font-weight: var(--font-weight-medium);
  cursor: pointer;
  transition: all var(--transition-fast);
  border: none;
  background: transparent;
  color: var(--color-text-secondary); /* Better contrast than tertiary */
  white-space: nowrap;
  line-height: 1.4;
}

.pill:hover:not(.pill-active) {
  color: var(--color-text-primary);
  background: var(--color-background-tertiary);
}

[data-theme="dark"] .pill {
  color: var(--color-text-secondary);
}

.pill-active {
  background: var(--color-surface);
  color: var(--color-text-primary);
  box-shadow: var(--shadow-sm);
}

/* Trend Badge */
.trend {
  display: inline-flex;
  align-items: center;
  gap: 3px;
  padding: 3px 8px;
  border-radius: var(--radius-full);
  font-size: 11px;
  font-weight: var(--font-weight-semibold);
  letter-spacing: 0.01em;
}

.trend-up {
  color: var(--color-success-text);
  background: var(--color-success-bg);
}

.trend-down {
  color: #b91c1c; /* red-700: 5.91:1 on error-bg AA */
  background: var(--color-error-bg);
}

[data-theme="dark"] .trend-down { color: #fca5a5; }
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) .trend-down { color: #fca5a5; }
}

.trend-neutral {
  color: var(--color-text-secondary);
  background: var(--color-background-tertiary);
}

/* Status Dot */
.status-dot {
  width: 6px;
  height: 6px;
  border-radius: var(--radius-full);
  flex-shrink: 0;
}

.status-active {
  background: var(--color-success);
  box-shadow: 0 0 6px rgba(16, 185, 129, 0.4);
}

.status-inactive {
  background: var(--color-text-disabled);
}

.status-warning {
  background: var(--color-warning);
  box-shadow: 0 0 6px rgba(245, 158, 11, 0.4);
}

.status-error {
  background: var(--color-error);
  box-shadow: 0 0 6px rgba(239, 68, 68, 0.4);
}

/* Toggle Switch */
.toggle {
  position: relative;
  width: 44px;
  height: 24px;
  border-radius: var(--radius-full);
  cursor: pointer;
  transition: background var(--transition-fast), box-shadow var(--transition-fast), border-color var(--transition-fast);
  border: 1px solid var(--color-border);
  flex-shrink: 0;
  background: var(--color-background-tertiary);
}

[data-theme="dark"] .toggle {
  background: rgba(255, 255, 255, 0.12);
  border-color: rgba(255, 255, 255, 0.2);
}

.toggle:hover {
  border-color: var(--color-border-hover);
}

[data-theme="dark"] .toggle:hover {
  border-color: rgba(255, 255, 255, 0.3);
  background: rgba(255, 255, 255, 0.16);
}

.toggle:focus-visible {
  outline: 2px solid var(--color-primary);
  outline-offset: 2px;
}

.toggle[aria-checked="true"],
.toggle.toggle-on {
  background: var(--color-primary);
  border-color: var(--color-primary);
}

[data-theme="dark"] .toggle[aria-checked="true"],
[data-theme="dark"] .toggle.toggle-on {
  background: var(--color-primary);
  border-color: var(--color-primary);
}

.toggle[aria-checked="true"]:hover,
.toggle.toggle-on:hover {
  background: var(--color-primary-hover);
  border-color: var(--color-primary-hover);
}

.toggle-knob {
  position: absolute;
  top: 2px;
  left: 2px;
  width: 18px;
  height: 18px;
  border-radius: var(--radius-full);
  background: white;
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.15);
  transition: transform var(--transition-fast);
  display: flex;
  align-items: center;
  justify-content: center;
}

[data-theme="dark"] .toggle-knob {
  background: #fff;
  box-shadow: 0 1px 2px rgba(0, 0, 0, 0.3);
}

.toggle[aria-checked="true"] .toggle-knob,
.toggle.toggle-on .toggle-knob {
  transform: translateX(20px);
}

/* Channel Badge */
.channel-badge {
  display: inline-flex;
  align-items: center;
  gap: 3px;
  padding: 3px 8px;
  border-radius: var(--radius-xs);
  font-size: 10px;
  font-weight: var(--font-weight-semibold);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  background: var(--color-background-tertiary);
  color: var(--color-text-secondary);
}

.channel-badge-chat {
  background: var(--color-info-bg);
  color: #1d4ed8;
}

.channel-badge-voice {
  background: var(--color-primary-100);
  color: var(--color-primary-hover);
}

.channel-badge-sms {
  background: var(--color-success-bg);
  color: var(--color-success-text);
}

[data-theme="dark"] .channel-badge-chat { color: #93c5fd; }
[data-theme="dark"] .channel-badge-voice { color: var(--color-primary-400); }
[data-theme="dark"] .channel-badge-sms { color: var(--color-success-text); }

@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) .channel-badge-chat { color: #93c5fd; }
  :root:not([data-theme="light"]) .channel-badge-voice { color: var(--color-primary-400); }
  :root:not([data-theme="light"]) .channel-badge-sms { color: var(--color-success-text); }
}

/* Activity Feed */
.activity-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-5) var(--space-6);
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}

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

.activity-item {
  display: flex;
  align-items: flex-start;
  gap: var(--space-4);
  padding: var(--space-4) 0;
  border-bottom: 1px solid var(--color-border);
}

.activity-item:last-child {
  border-bottom: none;
  padding-bottom: 0;
}

.activity-item:first-child {
  padding-top: 0;
}

.activity-icon {
  width: 36px;
  height: 36px;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.activity-content {
  flex: 1;
  min-width: 0;
}

.activity-title {
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-medium);
  color: var(--color-text-primary);
  line-height: 1.4;
}

.activity-description {
  font-size: var(--font-size-xs);
  color: var(--color-text-secondary);
  margin-top: 4px;
}

.activity-time {
  font-size: var(--font-size-xs);
  color: var(--color-text-tertiary);
  flex-shrink: 0;
}

/* Activity empty state */
.activity-card .text-center {
  padding: var(--space-8) var(--space-4);
}

/* Chart Card */
.chart-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-6);
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}

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

.chart-card-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: var(--space-5);
}

/* Page Header */
.page-header {
  margin-bottom: var(--space-6);
}

.page-title {
  font-size: var(--font-size-xl);
  font-weight: var(--font-weight-bold);
  color: var(--color-text-primary);
  letter-spacing: var(--tracking-tight);
  line-height: 1.2;
}

.page-description {
  font-size: var(--font-size-sm);
  color: var(--color-text-secondary);
  margin-top: var(--space-2);
  line-height: var(--line-height-relaxed);
}

/* Onboarding Steps */
.onboarding-step {
  display: flex;
  align-items: flex-start;
  gap: var(--space-4);
  margin-bottom: var(--space-4);
}

.onboarding-step:last-child {
  margin-bottom: 0;
}

.onboarding-number {
  width: 32px;
  height: 32px;
  border-radius: var(--radius-full);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-bold);
}

.onboarding-number-active {
  background: var(--color-primary);
  color: var(--color-text-inverse);
}

.onboarding-number-inactive {
  background: var(--color-background-tertiary);
  color: var(--color-text-secondary);
}

.onboarding-content {
  flex: 1;
  padding-top: var(--space-1);
}

.onboarding-title {
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-semibold);
  color: var(--color-text-primary);
  margin-bottom: 2px;
}

.onboarding-description {
  font-size: var(--font-size-xs);
  color: var(--color-text-tertiary);
}

/* Plan/Pricing Cards */
.plan-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  padding: var(--space-6);
  position: relative;
  transition: all var(--transition-fast);
}

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

.plan-card-popular {
  border-color: var(--color-primary);
  box-shadow: 0 0 0 1px var(--color-primary);
}

.plan-card-current {
  border-color: var(--color-success);
  background: var(--color-success-bg);
}

.plan-badge {
  position: absolute;
  top: -10px;
  left: 50%;
  transform: translateX(-50%);
  padding: 4px 12px;
  border-radius: var(--radius-full);
  font-size: var(--font-size-xs);
  font-weight: var(--font-weight-semibold);
  white-space: nowrap;
}

.plan-badge-popular {
  background: var(--color-primary);
  color: var(--color-text-inverse);
}

.plan-badge-current {
  background: var(--color-success);
  color: var(--color-text-inverse);
}

.plan-name {
  font-size: var(--font-size-lg);
  font-weight: var(--font-weight-semibold);
  color: var(--color-text-primary);
  margin-bottom: var(--space-2);
}

.plan-price {
  font-size: var(--font-size-3xl);
  font-weight: var(--font-weight-bold);
  color: var(--color-text-primary);
  letter-spacing: var(--tracking-tight);
}

.plan-interval {
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-normal);
  color: var(--color-text-tertiary);
}

.plan-features {
  list-style: none;
  padding: 0;
  margin: var(--space-5) 0;
}

.plan-feature {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-2) 0;
  font-size: var(--font-size-sm);
  color: var(--color-text-secondary);
}

.plan-feature svg {
  color: var(--color-success);
  flex-shrink: 0;
}

/* Banner / Alert Bar — neutral surface, icon carries semantic color */
.banner {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  padding: var(--space-3) var(--space-4);
  border-radius: var(--radius-md);
  border: 1px solid var(--color-border);
  background-color: var(--color-surface);
  color: var(--color-text-primary);
  font-size: var(--font-size-sm);
}

.banner-icon {
  flex-shrink: 0;
  width: 1.125rem;
  height: 1.125rem;
}

.banner-content {
  flex: 1;
  color: var(--color-text-secondary);
}

.banner-action {
  flex-shrink: 0;
}

.banner-info    .banner-icon { color: var(--color-info); }
.banner-success .banner-icon { color: var(--color-success); }
.banner-warning .banner-icon { color: var(--color-warning); }
.banner-error   .banner-icon { color: var(--color-error); }

/* Interval Toggle (Monthly/Annual) */
.interval-toggle {
  display: inline-flex;
  background: var(--color-background-secondary);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-full);
  padding: 3px;
}

.interval-toggle-btn {
  padding: 6px 20px;
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-medium);
  border-radius: var(--radius-full);
  border: none;
  cursor: pointer;
  transition: all var(--transition-fast);
  background: transparent;
  color: var(--color-text-secondary);
}

.interval-toggle-btn:hover:not(.interval-toggle-active) {
  color: var(--color-text-primary);
}

.interval-toggle-active {
  background: var(--color-primary);
  color: var(--color-text-inverse);
}

.interval-toggle-save {
  font-size: 10px;
  font-weight: var(--font-weight-semibold);
  background: var(--color-success);
  color: var(--color-text-inverse);
  padding: 1px 6px;
  border-radius: var(--radius-full);
  margin-left: var(--space-2);
}

/* Tab Bar */
.tab-bar {
  display: flex;
  align-items: center;
  gap: 1px;
  border-bottom: 1px solid var(--color-border);
  margin-bottom: var(--space-5);
}

.tab-item {
  padding: var(--space-2) var(--space-4);
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-medium);
  color: var(--color-text-secondary); /* Better contrast than tertiary */
  background: transparent;
  border: none;
  cursor: pointer;
  position: relative;
  transition: color var(--transition-fast);
}

.tab-item:hover {
  color: var(--color-text-primary);
}

.tab-item-active {
  color: var(--color-primary-hover);
  font-weight: var(--font-weight-semibold);
}

[data-theme="dark"] .tab-item-active {
  color: var(--color-primary);
}

@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) .tab-item-active { color: var(--color-primary); }
}

.tab-item-active::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: var(--color-primary);
  border-radius: var(--radius-full) var(--radius-full) 0 0;
}

/* Settings Card — for grouped settings */
.settings-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
}

[data-theme="dark"] .settings-card {
  border-color: rgba(255, 255, 255, 0.08);
}

.settings-card-header {
  padding: var(--space-5) var(--space-6);
  border-bottom: 1px solid var(--color-border);
  background: var(--color-surface);
  border-radius: var(--radius-xl) var(--radius-xl) 0 0;
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: var(--space-4);
}

[data-theme="dark"] .settings-card-header {
  border-color: rgba(255, 255, 255, 0.06);
}

.settings-card-title {
  font-size: var(--font-size-base);
  font-weight: var(--font-weight-semibold);
  color: var(--color-text-primary);
}

.settings-card-description {
  font-size: var(--font-size-sm);
  color: var(--color-text-secondary);
  margin-top: var(--space-1);
}

.settings-card-body {
  padding: var(--space-6);
}

.settings-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-4);
  padding: var(--space-4) 0;
  border-bottom: 1px solid var(--color-border);
  min-height: 48px;
}

[data-theme="dark"] .settings-row {
  border-color: rgba(255, 255, 255, 0.06);
}

.settings-row:last-child {
  border-bottom: none;
  padding-bottom: 0;
}

.settings-row:first-child {
  padding-top: 0;
}

.settings-row-label {
  flex: 1;
  min-width: 0;
}

.settings-row-title {
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-medium);
  color: var(--color-text-primary);
}

.settings-row-description {
  font-size: var(--font-size-xs);
  color: var(--color-text-secondary);
  margin-top: 2px;
}

[data-theme="dark"] .settings-row-description {
  color: var(--color-text-secondary);
}

.settings-row-control {
  flex-shrink: 0;
}

/* Settings Section Title/Desc — for card headers */
.settings-section-title {
  font-size: var(--font-size-base);
  font-weight: var(--font-weight-semibold);
  color: var(--color-text-primary);
  line-height: 1.4;
}

.settings-section-desc {
  font-size: var(--font-size-sm);
  color: var(--color-text-secondary);
  margin-top: 2px;
  line-height: 1.5;
}

/* Settings Empty State */
.settings-empty {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: var(--space-10) var(--space-6);
  text-align: center;
}

.settings-empty-icon {
  width: 48px;
  height: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-full);
  background: var(--color-primary-100);
  color: var(--color-primary-hover);
  margin-bottom: var(--space-4);
}

[data-theme="dark"] .settings-empty-icon { color: var(--color-primary-400); }
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) .settings-empty-icon { color: var(--color-primary-400); }
}

.settings-empty-title {
  font-size: var(--font-size-base);
  font-weight: var(--font-weight-semibold);
  color: var(--color-text-primary);
  margin-bottom: var(--space-2);
}

.settings-empty-desc {
  font-size: var(--font-size-sm);
  color: var(--color-text-secondary);
  margin-bottom: var(--space-5);
  max-width: 320px;
}

/* Settings Toggle Row — for checkbox/toggle rows in settings */
.settings-toggle-row {
  display: flex;
  align-items: flex-start;
  gap: var(--space-3);
  padding: var(--space-4) var(--space-6);
  border-bottom: 1px solid var(--color-border);
  cursor: pointer;
  transition: background var(--transition-fast);
}

.settings-toggle-row:last-child {
  border-bottom: none;
}

.settings-toggle-row:hover {
  background: var(--color-surface-hover);
}

[data-theme="dark"] .settings-toggle-row {
  border-color: rgba(255, 255, 255, 0.06);
}

[data-theme="dark"] .settings-toggle-row:hover {
  background: rgba(255, 255, 255, 0.03);
}

/* Custom checkbox styling */
.settings-toggle-row input[type="checkbox"] {
  appearance: none;
  -webkit-appearance: none;
  width: 18px;
  height: 18px;
  border: 2px solid var(--color-border);
  border-radius: 4px;
  background: var(--color-surface);
  cursor: pointer;
  transition: all var(--transition-fast);
  position: relative;
  flex-shrink: 0;
  margin-top: 1px;
}

.settings-toggle-row input[type="checkbox"]:hover {
  border-color: var(--color-primary);
}

.settings-toggle-row input[type="checkbox"]:checked {
  background: var(--color-primary);
  border-color: var(--color-primary);
}

.settings-toggle-row input[type="checkbox"]:checked::after {
  content: '';
  position: absolute;
  top: 2px;
  left: 5px;
  width: 5px;
  height: 9px;
  border: solid white;
  border-width: 0 2px 2px 0;
  transform: rotate(45deg);
}

.settings-toggle-row input[type="checkbox"]:focus-visible {
  outline: 2px solid var(--color-primary);
  outline-offset: 2px;
}

[data-theme="dark"] .settings-toggle-row input[type="checkbox"] {
  background: rgba(255, 255, 255, 0.08);
  border-color: rgba(255, 255, 255, 0.2);
}

[data-theme="dark"] .settings-toggle-row input[type="checkbox"]:hover {
  border-color: var(--color-primary);
}

[data-theme="dark"] .settings-toggle-row input[type="checkbox"]:checked {
  background: var(--color-primary);
  border-color: var(--color-primary);
}

/* Script Card — for displaying text blocks with quote styling */
.script-card {
  position: relative;
  border-radius: var(--radius-sm);
  padding: var(--space-4);
  font-size: var(--font-size-sm);
  line-height: 1.65;
  font-weight: var(--font-weight-normal);
  background: var(--color-background-secondary);
  border: 1px solid var(--color-border);
  color: var(--color-text-primary);
}

.script-card::before {
  content: '\201C';
  position: absolute;
  top: 6px;
  left: 10px;
  font-size: 2.5rem;
  line-height: 1;
  opacity: 0.10;
  font-family: Georgia, serif;
  color: var(--color-primary);
}

/* Provider Badge */
.provider-badge {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 1px 6px;
  border-radius: var(--radius-xs);
  font-size: 10px;
  font-weight: var(--font-weight-semibold);
  letter-spacing: 0.03em;
  text-transform: uppercase;
  background: var(--color-primary-100);
  color: var(--color-primary-hover); /* #0f766e light: 4.97:1 AA */
}

[data-theme="dark"] .provider-badge {
  background: var(--color-primary-200);
  color: var(--color-primary-400);
}

/* Progress Bar */
.progress-track {
  height: 4px;
  border-radius: var(--radius-full);
  background: var(--color-border);
  overflow: hidden;
}

.progress-fill {
  height: 100%;
  border-radius: var(--radius-full);
  background: var(--color-primary);
  transition: width 0.3s ease;
}

.progress-fill-success {
  background: var(--color-success);
}

.progress-fill-warning {
  background: var(--color-warning);
}

.progress-fill-error {
  background: var(--color-error);
}

/* Waveform Bars (for audio visualization) */
.waveform-bar {
  display: inline-block;
  width: 3px;
  border-radius: 2px;
  transition: height 0.08s ease-out;
  background: var(--color-primary);
}

[data-theme="dark"] .waveform-bar {
  background: var(--color-primary-400);
}

/* Recording Glow Animation */
@keyframes recording-glow {
  0%, 100% { box-shadow: 0 0 0 0 rgba(239, 68, 68, 0.4); }
  50% { box-shadow: 0 0 0 12px rgba(239, 68, 68, 0); }
}

.recording-glow {
  animation: recording-glow 1.5s ease-in-out infinite;
}

/* Status Pulse Animation */
@keyframes status-pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.6; }
}

.status-pulse {
  animation: status-pulse 1.5s ease-in-out infinite;
}

/* Step Fade Animation */
@keyframes step-fade-in {
  from { opacity: 0; transform: translateY(4px); }
  to { opacity: 1; transform: translateY(0); }
}

.step-fade-in {
  animation: step-fade-in 0.2s ease-out;
}

/* ================================
 * Billing Components
 * Plan status, modals, and payment UI
 * ================================ */

/* Plan Status Row */
.billing-plan-status-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-4);
  margin-top: var(--space-4);
  padding: var(--space-3) var(--space-4);
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  flex-wrap: wrap;
}

.billing-plan-status-left {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  flex-wrap: wrap;
}

.billing-plan-status-badge {
  padding: var(--space-1) var(--space-3);
  background: var(--color-primary-100);
  color: var(--color-primary-hover);
  font-size: var(--font-size-xs);
  font-weight: var(--font-weight-semibold);
  border-radius: var(--radius-full);
}

[data-theme="dark"] .billing-plan-status-badge { color: var(--color-primary-400); }
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) .billing-plan-status-badge { color: var(--color-primary-400); }
}

.billing-plan-status-detail {
  font-size: var(--font-size-sm);
  color: var(--color-text-secondary);
}

.billing-plan-status-sep {
  width: 1px;
  height: 16px;
  background: var(--color-border);
}

.billing-plan-status-right {
  display: flex;
  align-items: center;
  gap: var(--space-2);
}

/* Billing Buttons */
.billing-resume-btn,
.billing-cancel-btn,
.billing-manage-plan-btn,
.billing-portal-btn {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-2) var(--space-3);
  font-size: var(--font-size-xs);
  font-weight: var(--font-weight-medium);
  border-radius: var(--radius-sm);
  border: 1px solid var(--color-border);
  background: var(--color-surface);
  color: var(--color-text-secondary);
  cursor: pointer;
  transition: all var(--transition-fast);
}

.billing-resume-btn:hover,
.billing-cancel-btn:hover,
.billing-manage-plan-btn:hover,
.billing-portal-btn:hover {
  border-color: var(--color-border-hover);
  color: var(--color-text-primary);
}

.billing-manage-plan-btn {
  background: var(--color-primary);
  color: var(--color-text-inverse);
  border-color: var(--color-primary);
}

.billing-manage-plan-btn:hover {
  background: var(--color-primary-hover);
  border-color: var(--color-primary-hover);
  color: var(--color-text-inverse);
}

.billing-cancel-btn {
  color: var(--color-error);
  border-color: var(--color-error-border);
}

.billing-cancel-btn:hover {
  background: var(--color-error-bg);
}

/* Billing Card */
.billing-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  margin-bottom: var(--space-4);
}

/* Billing Modal */
.billing-modal-backdrop {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.5);
  backdrop-filter: blur(4px);
  -webkit-backdrop-filter: blur(4px);
  z-index: var(--z-modal-backdrop);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--space-4);
}

.billing-modal-panel {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-2xl);
  width: 100%;
  max-width: 900px;
  max-height: 90vh;
  display: flex;
  flex-direction: column;
  z-index: var(--z-modal);
}

.billing-modal-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: var(--space-4);
  padding: var(--space-6);
  border-bottom: 1px solid var(--color-border);
}

.billing-modal-title {
  font-size: var(--font-size-xl);
  font-weight: var(--font-weight-semibold);
  color: var(--color-text-primary);
}

.billing-modal-subtitle {
  font-size: var(--font-size-sm);
  color: var(--color-text-secondary);
  margin-top: var(--space-1);
}

.billing-modal-close {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 32px;
  height: 32px;
  border-radius: var(--radius-md);
  background: transparent;
  border: none;
  color: var(--color-text-tertiary);
  cursor: pointer;
  transition: all var(--transition-fast);
  flex-shrink: 0;
}

.billing-modal-close:hover {
  background: var(--color-background-secondary);
  color: var(--color-text-primary);
}

.billing-modal-body {
  flex: 1;
  overflow-y: auto;
  padding: var(--space-6);
}

/* Billing Plans Grid */
.billing-plans-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: var(--space-4);
}

/* Billing Plan Card */
.billing-plan-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  padding: var(--space-5);
  position: relative;
  transition: all var(--transition-fast);
  display: flex;
  flex-direction: column;
}

.billing-plan-card:hover {
  border-color: var(--color-border-hover);
}

.billing-plan-popular {
  border-color: var(--color-primary);
  box-shadow: 0 0 0 1px var(--color-primary);
}

.billing-plan-current {
  border-color: var(--color-success);
  background: var(--color-success-bg);
}

.billing-plan-popular-badge,
.billing-plan-current-badge {
  position: absolute;
  top: -10px;
  left: 50%;
  transform: translateX(-50%);
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 4px 12px;
  border-radius: var(--radius-full);
  font-size: var(--font-size-xs);
  font-weight: var(--font-weight-semibold);
  white-space: nowrap;
}

.billing-plan-popular-badge {
  background: var(--color-primary);
  color: var(--color-text-inverse);
}

.billing-plan-current-badge {
  background: var(--color-success);
  color: var(--color-text-inverse);
}

.billing-plan-header {
  text-align: center;
  margin-bottom: var(--space-4);
}

.billing-plan-name {
  font-size: var(--font-size-lg);
  font-weight: var(--font-weight-semibold);
  color: var(--color-text-primary);
  margin-bottom: var(--space-2);
}

.billing-plan-price-wrap {
  display: flex;
  align-items: baseline;
  justify-content: center;
  gap: 2px;
}

.billing-plan-price {
  font-size: var(--font-size-3xl);
  font-weight: var(--font-weight-bold);
  color: var(--color-text-primary);
  letter-spacing: var(--tracking-tight);
}

.billing-plan-interval {
  font-size: var(--font-size-sm);
  color: var(--color-text-tertiary);
}

.billing-plan-credits {
  text-align: center;
  padding: var(--space-3);
  background: var(--color-background-secondary);
  border-radius: var(--radius-md);
  margin-bottom: var(--space-3);
}

.billing-plan-credits-value {
  font-size: var(--font-size-lg);
  font-weight: var(--font-weight-bold);
  color: var(--color-text-primary);
}

.billing-plan-credits-label {
  font-size: var(--font-size-xs);
  color: var(--color-text-tertiary);
  margin-left: 4px;
}

.billing-plan-chatbots {
  text-align: center;
  font-size: var(--font-size-sm);
  color: var(--color-text-secondary);
  margin-bottom: var(--space-4);
}

.billing-plan-features {
  list-style: none;
  padding: 0;
  margin: 0 0 var(--space-4) 0;
  flex: 1;
}

.billing-plan-feature {
  display: flex;
  align-items: flex-start;
  gap: var(--space-2);
  padding: var(--space-2) 0;
  font-size: var(--font-size-sm);
  color: var(--color-text-secondary);
}

.billing-plan-action {
  margin-top: auto;
}

.billing-plan-btn {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  padding: var(--space-3);
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-medium);
  border-radius: var(--radius-md);
  border: 1px solid var(--color-border);
  background: var(--color-surface);
  color: var(--color-text-secondary);
  cursor: pointer;
  transition: all var(--transition-fast);
}

.billing-plan-btn:hover:not(:disabled) {
  border-color: var(--color-border-hover);
  color: var(--color-text-primary);
}

.billing-plan-btn:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

.billing-plan-btn-upgrade {
  background: var(--color-primary);
  color: var(--color-text-inverse);
  border-color: var(--color-primary);
}

.billing-plan-btn-upgrade:hover:not(:disabled) {
  background: var(--color-primary-hover);
  border-color: var(--color-primary-hover);
  color: var(--color-text-inverse);
}

.billing-plan-btn-popular {
  box-shadow: var(--shadow-sm);
}

.billing-plan-btn-current {
  background: var(--color-success-bg);
  color: var(--color-success-text);
  border-color: var(--color-success-border);
}

.billing-plan-btn-free {
  background: var(--color-background-secondary);
  color: var(--color-text-tertiary);
  border-color: var(--color-border);
}

/* ================================
 * Icon Button — header / sidebar / toolbar icons
 *
 * Replaces the inline `style="color:..." onmouseover/onmouseout` pattern
 * scattered across sidebar.html, header.html, and dashboard pages with a
 * single class that handles hover/focus/active uniformly.
 *
 * Usage:
 *   <button class="icon-button" aria-label="...">
 *     <svg class="w-4 h-4" ...>...</svg>
 *   </button>
 *
 * Modifiers:
 *   .icon-button-sm   — tighter padding for dense rows
 *   .icon-button-lg   — larger touch target
 * ================================ */

.icon-button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 6px;
  border-radius: var(--radius-md);
  background: transparent;
  border: 1px solid transparent;
  color: var(--color-text-tertiary);
  cursor: pointer;
  transition:
    background-color var(--transition-fast),
    color var(--transition-fast),
    border-color var(--transition-fast);
}

.icon-button:hover:not(:disabled),
.icon-button:focus-visible:not(:disabled) {
  background-color: var(--color-background-secondary);
  color: var(--color-text-primary);
}

.icon-button:focus-visible {
  outline: var(--focus-ring-width) solid var(--color-border-focus);
  outline-offset: 1px;
}

.icon-button:active:not(:disabled) {
  background-color: var(--color-background-tertiary);
}

.icon-button:disabled {
  opacity: 0.4;
  cursor: not-allowed;
}

.icon-button-sm { padding: 4px; }
.icon-button-lg { padding: 8px; }

/* ================================
 * Dashboard Nav Link
 *
 * Sidebar primary nav items. Replaces the per-link inline-style + dual
 * onmouseover/onmouseout handlers with a class. The Jinja template adds
 * .is-active for the current route; the JS PJAX router toggles that
 * class on navigation (no inline JS handler restoration needed).
 * ================================ */

/* Layout (display, padding, gap, sizing) is controlled by template utilities
   so the class can be combined with Tailwind classes for collapsed-vs-expanded
   sidebar states. This class owns color, radius, focus, and transition. */
.dash-nav-link {
  border-radius: var(--radius-md);
  color: var(--color-text-secondary);
  text-decoration: none;
  transition:
    background-color var(--transition-fast),
    color var(--transition-fast);
}

.dash-nav-link svg {
  color: var(--color-text-tertiary);
  flex-shrink: 0;
  transition: color var(--transition-fast);
}

.dash-nav-link:hover,
.dash-nav-link:focus-visible {
  background-color: var(--color-background-secondary);
  color: var(--color-text-primary);
}

.dash-nav-link:hover svg,
.dash-nav-link:focus-visible svg {
  color: var(--color-text-primary);
}

.dash-nav-link:focus-visible {
  outline: var(--focus-ring-width) solid var(--color-border-focus);
  outline-offset: 1px;
}

.dash-nav-link.is-active {
  background-color: var(--color-background-secondary);
  color: var(--color-text-primary);
}

.dash-nav-link.is-active svg {
  color: var(--color-text-primary);
}

/* Dropdown menu items inside the org switcher / user menu */
.dash-menu-item {
  display: flex;
  align-items: center;
  gap: 8px;
  width: 100%;
  padding: 6px 12px;
  font-size: 12px;
  background: transparent;
  border: none;
  color: var(--color-text-secondary);
  text-align: left;
  cursor: pointer;
  transition:
    background-color var(--transition-fast),
    color var(--transition-fast);
}

.dash-menu-item:hover,
.dash-menu-item:focus-visible {
  background-color: var(--color-background-secondary);
  color: var(--color-text-primary);
}

.dash-menu-item:focus-visible {
  outline: none;
}

.dash-menu-item.is-active {
  background-color: var(--color-background-secondary);
  color: var(--color-text-primary);
}

/* Org switcher trigger inside the sidebar */
.org-switcher-trigger {
  background: transparent;
  border: 1px solid var(--color-border);
  color: var(--color-text-secondary);
  cursor: pointer;
  transition:
    background-color var(--transition-fast),
    border-color var(--transition-fast),
    color var(--transition-fast);
}

.org-switcher-trigger:hover,
.org-switcher-trigger:focus-visible {
  background-color: var(--color-background-secondary);
  color: var(--color-text-primary);
  border-color: var(--color-border-hover);
}

.org-switcher-trigger:focus-visible {
  outline: var(--focus-ring-width) solid var(--color-border-focus);
  outline-offset: 1px;
}

.org-switcher-icon {
  color: var(--color-text-tertiary);
}

/* Notification list item in the header dropdown */
.notification-item {
  background-color: transparent;
  transition: background-color var(--transition-fast);
}

.notification-item:hover,
.notification-item:focus-visible {
  background-color: var(--color-background-secondary);
}

.notification-item:focus-visible {
  outline: var(--focus-ring-width) solid var(--color-border-focus);
  outline-offset: -2px;
}

.notification-item.is-unread {
  background-color: var(--color-primary-100);
}

.notification-item.is-unread:hover,
.notification-item.is-unread:focus-visible {
  background-color: var(--color-primary-200);
}

/* Search trigger in header — distinct from icon-button (has a border + bg) */
.search-trigger {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  height: 32px;
  padding: 0 8px 0 10px;
  border-radius: var(--radius-md);
  background: var(--color-background-secondary);
  border: 1px solid var(--color-border);
  color: var(--color-text-tertiary);
  font-size: 13px;
  cursor: pointer;
  transition:
    border-color var(--transition-fast),
    color var(--transition-fast),
    background-color var(--transition-fast);
}

.search-trigger:hover,
.search-trigger:focus-visible {
  border-color: var(--color-border-hover);
  color: var(--color-text-secondary);
}

.search-trigger:focus-visible {
  outline: var(--focus-ring-width) solid var(--color-border-focus);
  outline-offset: 1px;
}