/* =====================================================================
   Advoke CV — Reusable UI components
   Buttons, chips, cards, forms, dialogs, toasts, badges, tables,
   pagination, breadcrumbs, tabs, accordions
   ===================================================================== */

/* =====================================================================
   Buttons
   ===================================================================== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--s-2);
  padding: 10px 16px;
  font-family: inherit;
  font-size: var(--fs-sm);
  font-weight: var(--fw-semibold);
  line-height: 1.1;
  color: var(--text);
  background: var(--surface);
  border: 1px solid transparent;
  border-radius: var(--r-md);
  text-decoration: none;
  cursor: pointer;
  white-space: nowrap;
  user-select: none;
  transition:
    background var(--dur) var(--ease-out),
    color var(--dur) var(--ease-out),
    border-color var(--dur) var(--ease-out),
    box-shadow var(--dur) var(--ease-out),
    transform var(--dur-fast) var(--ease-out);
}
.btn:hover { text-decoration: none; }
.btn:active { transform: translateY(1px); }
.btn:disabled,
.btn[aria-disabled="true"] {
  opacity: 0.55;
  cursor: not-allowed;
  pointer-events: none;
}
.btn svg { flex: 0 0 auto; }

/* Sizes */
.btn-xs { padding: 5px 9px;  font-size: var(--fs-2xs); border-radius: var(--r-sm); }
.btn-sm { padding: 7px 11px; font-size: var(--fs-xs);  border-radius: var(--r-sm); }
.btn-lg { padding: 13px 22px; font-size: var(--fs-base); border-radius: var(--r-md); }
.btn-xl { padding: 16px 26px; font-size: var(--fs-base); border-radius: var(--r-lg); }
.btn-block { width: 100%; }
.btn-icon {
  padding: 8px;
  width: 36px;
  height: 36px;
  border-radius: var(--r-sm);
}
.btn-icon.btn-lg { width: 44px; height: 44px; }

/* Variants */
.btn-primary {
  background: var(--brand-600);
  color: #fff;
  border-color: var(--brand-600);
  box-shadow: 0 1px 0 rgba(255,255,255,0.12) inset;
}
.btn-primary:hover {
  background: var(--brand-700);
  border-color: var(--brand-700);
  color: #fff;
}
.btn-primary:active { background: var(--brand-800); }

.btn-ghost {
  background: transparent;
  color: var(--text-strong);
  border-color: var(--border-strong);
}
.btn-ghost:hover {
  background: var(--surface-2);
  border-color: var(--ink-400);
  color: var(--text-strong);
}

.btn-subtle {
  background: var(--surface-2);
  color: var(--text-strong);
  border-color: transparent;
}
.btn-subtle:hover { background: var(--surface-3); color: var(--text-strong); }

.btn-danger {
  background: var(--err-600);
  color: #fff;
  border-color: var(--err-600);
}
.btn-danger:hover { background: var(--err-700); border-color: var(--err-700); }

.btn-success {
  background: var(--ok-600);
  color: #fff;
  border-color: var(--ok-600);
}
.btn-success:hover { background: var(--ok-700); border-color: var(--ok-700); }

.btn-link {
  background: transparent;
  border-color: transparent;
  color: var(--brand-600);
  padding: 0;
  height: auto;
  text-decoration: underline;
  text-decoration-thickness: 1px;
}
.btn-link:hover { color: var(--brand-700); }

/* Button groups */
.btn-group {
  display: inline-flex;
  border-radius: var(--r-md);
  overflow: hidden;
  box-shadow: var(--shadow-xs);
}
.btn-group .btn {
  border-radius: 0;
  border-right-width: 0;
}
.btn-group .btn:first-child { border-radius: var(--r-md) 0 0 var(--r-md); }
.btn-group .btn:last-child { border-radius: 0 var(--r-md) var(--r-md) 0; border-right-width: 1px; }

/* =====================================================================
   Chips / tags / pills
   ===================================================================== */
.chip-grid {
  display: flex;
  flex-wrap: wrap;
  gap: var(--s-2);
}
.chip-grid-lg { gap: var(--s-3); }

.chip {
  display: inline-flex;
  align-items: center;
  gap: var(--s-2);
  padding: 8px 14px;
  background: var(--surface-2);
  border: 1px solid var(--border);
  border-radius: var(--r-pill);
  color: var(--text-strong);
  font-size: var(--fs-sm);
  font-weight: var(--fw-medium);
  line-height: 1.2;
  text-decoration: none;
  cursor: pointer;
  transition:
    background var(--dur) var(--ease-out),
    color var(--dur) var(--ease-out),
    border-color var(--dur) var(--ease-out),
    transform var(--dur-fast) var(--ease-out);
}
.chip:hover {
  background: var(--brand-050);
  color: var(--brand-700);
  border-color: var(--brand-300);
  text-decoration: none;
  transform: translateY(-1px);
}
.chip[aria-pressed="true"] {
  background: var(--brand-600);
  color: #fff;
  border-color: var(--brand-600);
}

.chip-sm { padding: 5px 10px; font-size: var(--fs-xs); }
.chip-lg { padding: 10px 18px; font-size: var(--fs-base); }

.tag {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 3px 8px;
  background: var(--brand-100);
  color: var(--brand-700);
  border-radius: var(--r-xs);
  font-size: var(--fs-2xs);
  font-weight: var(--fw-semibold);
  text-transform: uppercase;
  letter-spacing: var(--ls-wide);
}
.tag.tag-ok { background: var(--ok-100); color: var(--ok-700); }
.tag.tag-warn { background: var(--warn-100); color: var(--warn-700); }
.tag.tag-err { background: var(--err-100); color: var(--err-700); }
.tag.tag-info { background: var(--info-100); color: var(--info-700); }

/* =====================================================================
   Cards
   ===================================================================== */
.card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--r-lg);
  box-shadow: var(--shadow-xs);
  padding: var(--s-5);
  transition:
    box-shadow var(--dur) var(--ease-out),
    border-color var(--dur) var(--ease-out),
    transform var(--dur-fast) var(--ease-out);
}
.card-hover:hover {
  box-shadow: var(--shadow-md);
  border-color: var(--border-strong);
  transform: translateY(-2px);
}
.card-pad-lg { padding: var(--s-6); }
.card-pad-sm { padding: var(--s-4); }
.card-pad-none { padding: 0; }

.card-title { font-size: var(--fs-lg); margin-bottom: var(--s-2); }
.card-sub { color: var(--text-muted); font-size: var(--fs-sm); margin-bottom: var(--s-4); }
.card-body p:last-child { margin-bottom: 0; }

.card-actions {
  display: flex;
  gap: var(--s-2);
  margin-top: var(--s-4);
  flex-wrap: wrap;
}

/* =====================================================================
   Feature card (used on landing)
   ===================================================================== */
.feature-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: var(--s-5);
}
.feature-card {
  position: relative;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--r-lg);
  padding: var(--s-6);
  box-shadow: var(--shadow-xs);
  transition:
    box-shadow var(--dur) var(--ease-out),
    border-color var(--dur) var(--ease-out),
    transform var(--dur-fast) var(--ease-out);
}
.feature-card:hover {
  box-shadow: var(--shadow-md);
  border-color: var(--border-strong);
  transform: translateY(-2px);
}
.feature-card h3 {
  margin: var(--s-4) 0 var(--s-2);
  font-size: var(--fs-lg);
}
.feature-card p {
  margin: 0;
  font-size: var(--fs-sm);
  color: var(--text-muted);
}
.feature-icon {
  display: inline-grid;
  place-items: center;
  width: 48px;
  height: 48px;
  border-radius: var(--r-md);
  background: var(--brand-100);
  color: var(--brand-600);
}
.feature-icon svg { color: currentColor; }

/* =====================================================================
   Steps (landing "how it works")
   ===================================================================== */
.steps {
  list-style: none;
  padding: 0;
  margin: 0;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: var(--s-5);
  counter-reset: step;
}
.steps > li {
  display: flex;
  gap: var(--s-4);
  align-items: flex-start;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--r-lg);
  padding: var(--s-5);
  box-shadow: var(--shadow-xs);
  margin: 0;
}
.step-num {
  flex: 0 0 auto;
  display: grid;
  place-items: center;
  width: 36px;
  height: 36px;
  background: var(--brand-600);
  color: #fff;
  font-weight: var(--fw-bold);
  font-size: var(--fs-sm);
  border-radius: var(--r-pill);
}
.steps h3 {
  font-size: var(--fs-base);
  margin: 0 0 var(--s-1);
}
.steps p {
  margin: 0;
  font-size: var(--fs-sm);
  color: var(--text-muted);
}

/* =====================================================================
   FAQ (details/summary)
   ===================================================================== */
.faq {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--r-md);
  padding: var(--s-4) var(--s-5);
  margin-bottom: var(--s-3);
  transition: border-color var(--dur) var(--ease-out),
              box-shadow var(--dur) var(--ease-out);
}
.faq[open] { box-shadow: var(--shadow-xs); border-color: var(--border-strong); }
.faq summary {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: var(--s-3);
  cursor: pointer;
  font-weight: var(--fw-semibold);
  color: var(--text-strong);
  list-style: none;
  font-size: var(--fs-base);
}
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after {
  content: "";
  flex: 0 0 auto;
  width: 20px;
  height: 20px;
  background-image:
    linear-gradient(currentColor, currentColor),
    linear-gradient(currentColor, currentColor);
  background-repeat: no-repeat;
  background-position: center center, center center;
  background-size: 14px 2px, 2px 14px;
  transition: transform var(--dur) var(--ease-out);
  color: var(--brand-600);
}
.faq[open] summary::after {
  background-size: 14px 2px, 0 0;
}
.faq p {
  margin: var(--s-3) 0 0;
  font-size: var(--fs-sm);
  color: var(--text-muted);
  line-height: var(--lh-relaxed);
}

/* =====================================================================
   Forms
   ===================================================================== */
.field {
  display: flex;
  flex-direction: column;
  gap: 6px;
  margin-bottom: var(--s-4);
}
.field:last-child { margin-bottom: 0; }

.field label,
.field-label {
  font-size: var(--fs-sm);
  font-weight: var(--fw-semibold);
  color: var(--text-strong);
  display: inline-flex;
  gap: 6px;
  align-items: center;
}
.field .hint {
  font-size: var(--fs-xs);
  color: var(--text-soft);
  line-height: var(--lh-snug);
}

.input,
.textarea,
.select {
  width: 100%;
  font: inherit;
  font-size: var(--fs-sm);
  line-height: 1.4;
  color: var(--text-strong);
  background: var(--surface);
  border: 1px solid var(--border-strong);
  border-radius: var(--r-sm);
  padding: 10px 12px;
  transition:
    border-color var(--dur) var(--ease-out),
    box-shadow var(--dur) var(--ease-out),
    background var(--dur) var(--ease-out);
}
.input::placeholder,
.textarea::placeholder { color: var(--text-faint); }
.input:hover,
.textarea:hover,
.select:hover { border-color: var(--ink-400); }
.input:focus,
.textarea:focus,
.select:focus {
  outline: none;
  border-color: var(--brand-600);
  box-shadow: var(--focus-ring);
  background: var(--surface);
}
.input:disabled,
.textarea:disabled,
.select:disabled {
  background: var(--surface-2);
  color: var(--text-soft);
  cursor: not-allowed;
}

.textarea {
  min-height: 96px;
  resize: vertical;
  line-height: var(--lh-snug);
}

.select {
  appearance: none;
  background-image:
    linear-gradient(45deg, transparent 50%, var(--text-soft) 50%),
    linear-gradient(135deg, var(--text-soft) 50%, transparent 50%);
  background-position:
    calc(100% - 16px) 50%,
    calc(100% - 11px) 50%;
  background-size: 5px 5px, 5px 5px;
  background-repeat: no-repeat;
  padding-right: 34px;
}

/* Field state */
.field.is-error .input,
.field.is-error .textarea,
.field.is-error .select {
  border-color: var(--err-600);
}
.field.is-error .input:focus,
.field.is-error .textarea:focus,
.field.is-error .select:focus {
  box-shadow: var(--focus-ring-error);
}
.field .error-msg {
  font-size: var(--fs-xs);
  color: var(--err-600);
  font-weight: var(--fw-medium);
}
.field.is-ok .input,
.field.is-ok .textarea { border-color: var(--ok-600); }

/* Checkbox and radio */
.checkbox,
.radio {
  display: inline-flex;
  align-items: center;
  gap: var(--s-2);
  font-size: var(--fs-sm);
  cursor: pointer;
  color: var(--text-strong);
}
.checkbox input,
.radio input {
  appearance: none;
  width: 18px;
  height: 18px;
  border: 1.5px solid var(--border-strong);
  border-radius: var(--r-xs);
  background: var(--surface);
  display: inline-block;
  position: relative;
  cursor: pointer;
  transition: border-color var(--dur) var(--ease-out),
              background var(--dur) var(--ease-out);
}
.radio input { border-radius: 50%; }
.checkbox input:checked,
.radio input:checked {
  background: var(--brand-600);
  border-color: var(--brand-600);
}
.checkbox input:checked::after {
  content: "";
  position: absolute;
  inset: 2px 5px 5px 4px;
  border-right: 2px solid #fff;
  border-bottom: 2px solid #fff;
  transform: rotate(45deg);
}
.radio input:checked::after {
  content: "";
  position: absolute;
  inset: 4px;
  background: #fff;
  border-radius: 50%;
}
.checkbox input:focus-visible,
.radio input:focus-visible {
  box-shadow: var(--focus-ring);
  outline: none;
}

/* Toggle switch */
.switch {
  display: inline-flex;
  align-items: center;
  gap: var(--s-2);
  cursor: pointer;
  font-size: var(--fs-sm);
  color: var(--text-strong);
}
.switch input { position: absolute; opacity: 0; }
.switch-track {
  position: relative;
  width: 38px;
  height: 22px;
  background: var(--ink-200);
  border-radius: var(--r-pill);
  transition: background var(--dur) var(--ease-out);
}
.switch-track::after {
  content: "";
  position: absolute;
  top: 3px;
  left: 3px;
  width: 16px;
  height: 16px;
  background: #fff;
  border-radius: 50%;
  box-shadow: var(--shadow-sm);
  transition: transform var(--dur) var(--ease-out);
}
.switch input:checked + .switch-track { background: var(--brand-600); }
.switch input:checked + .switch-track::after { transform: translateX(16px); }
.switch input:focus-visible + .switch-track { box-shadow: var(--focus-ring); }

/* Form layout helpers */
.form-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: var(--s-4);
}
.form-row { display: grid; gap: var(--s-3); }
.form-row-2 { grid-template-columns: 1fr 1fr; }
.form-row-3 { grid-template-columns: 1fr 1fr 1fr; }

/* Fieldset/legend */
.form-section {
  border-top: 1px solid var(--border);
  padding-top: var(--s-5);
  margin-top: var(--s-5);
}
.form-section:first-child { border-top: 0; padding-top: 0; margin-top: 0; }

/* =====================================================================
   Dialog
   ===================================================================== */
.dialog-backdrop {
  position: fixed;
  inset: 0;
  background: var(--overlay);
  display: grid;
  place-items: center;
  padding: var(--s-5);
  z-index: var(--z-dialog);
  animation: fade-in var(--dur) var(--ease-out);
}
.dialog {
  background: var(--surface);
  border-radius: var(--r-lg);
  box-shadow: var(--shadow-xl);
  width: 100%;
  max-width: 480px;
  padding: var(--s-6);
  animation: dialog-pop var(--dur-slow) var(--ease-spring);
}
.dialog-lg { max-width: 640px; }
.dialog-xl { max-width: 900px; }
.dialog h2 {
  font-size: var(--fs-lg);
  margin: 0 0 var(--s-3);
}
.dialog p { font-size: var(--fs-sm); }
.dialog .actions {
  display: flex;
  justify-content: flex-end;
  gap: var(--s-3);
  margin-top: var(--s-6);
  flex-wrap: wrap;
}
@keyframes fade-in {
  from { opacity: 0; }
  to { opacity: 1; }
}
@keyframes dialog-pop {
  from { opacity: 0; transform: translateY(8px) scale(0.98); }
  to   { opacity: 1; transform: none; }
}

/* =====================================================================
   Toast
   ===================================================================== */
.toast-region {
  position: fixed;
  bottom: var(--s-5);
  right: var(--s-5);
  left: auto;
  z-index: var(--z-toast);
  display: flex;
  flex-direction: column;
  gap: var(--s-2);
  pointer-events: none;
  max-width: min(380px, calc(100vw - 32px));
}
.toast {
  pointer-events: auto;
  background: var(--ink-800);
  color: #fff;
  padding: 12px 14px;
  border-radius: var(--r-md);
  box-shadow: var(--shadow-lg);
  font-size: var(--fs-sm);
  line-height: var(--lh-snug);
  display: flex;
  align-items: flex-start;
  gap: var(--s-3);
  animation: toast-in var(--dur-slow) var(--ease-out);
}
.toast .toast-icon { flex: 0 0 20px; margin-top: 1px; }
.toast .toast-body { flex: 1 1 auto; }
.toast .toast-close {
  flex: 0 0 auto;
  padding: 2px;
  color: inherit;
  opacity: 0.75;
  background: none;
  border: 0;
  cursor: pointer;
  border-radius: var(--r-xs);
}
.toast .toast-close:hover { opacity: 1; }

.toast.ok { background: var(--ok-700); }
.toast.warn { background: var(--warn-700); }
.toast.err { background: var(--err-700); }
.toast.info { background: var(--info-700); }

@keyframes toast-in {
  from { opacity: 0; transform: translateY(8px); }
  to   { opacity: 1; transform: none; }
}

/* =====================================================================
   Badge / status dot
   ===================================================================== */
.badge {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  padding: 2px 8px;
  border-radius: var(--r-pill);
  font-size: var(--fs-2xs);
  font-weight: var(--fw-semibold);
  background: var(--surface-2);
  color: var(--text-muted);
  letter-spacing: var(--ls-wide);
  text-transform: uppercase;
}
.badge-ok { background: var(--ok-100); color: var(--ok-700); }
.badge-warn { background: var(--warn-100); color: var(--warn-700); }
.badge-err { background: var(--err-100); color: var(--err-700); }
.badge-info { background: var(--info-100); color: var(--info-700); }

.status-dot {
  display: inline-block;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--ok-600);
  margin-right: var(--s-2);
  vertical-align: middle;
}
.status-dot.dot-warn { background: var(--warn-600); }
.status-dot.dot-err  { background: var(--err-600); }

/* =====================================================================
   Tabs
   ===================================================================== */
.tabs {
  display: flex;
  gap: var(--s-1);
  border-bottom: 1px solid var(--border);
  padding: 0;
  margin: 0 0 var(--s-5);
  overflow-x: auto;
  scrollbar-width: none;
}
.tabs::-webkit-scrollbar { display: none; }
.tab {
  padding: var(--s-3) var(--s-4);
  font-size: var(--fs-sm);
  font-weight: var(--fw-semibold);
  color: var(--text-soft);
  background: transparent;
  border: 0;
  border-bottom: 2px solid transparent;
  cursor: pointer;
  white-space: nowrap;
  transition: color var(--dur) var(--ease-out),
              border-color var(--dur) var(--ease-out);
}
.tab:hover { color: var(--text-strong); }
.tab[aria-selected="true"] {
  color: var(--brand-600);
  border-bottom-color: var(--brand-600);
}
.tab:focus-visible {
  outline: 2px solid var(--brand-600);
  outline-offset: -3px;
  border-radius: var(--r-xs);
}

/* =====================================================================
   Breadcrumbs
   ===================================================================== */
.breadcrumbs {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 6px;
  font-size: var(--fs-xs);
  color: var(--text-soft);
  margin-bottom: var(--s-4);
  padding: 0;
  list-style: none;
}
.breadcrumbs li { display: inline-flex; align-items: center; gap: 6px; margin: 0; }
.breadcrumbs li:not(:last-child)::after {
  content: "/";
  color: var(--text-faint);
}
.breadcrumbs a { color: var(--text-muted); }
.breadcrumbs [aria-current="page"] { color: var(--text-strong); font-weight: var(--fw-medium); }

/* =====================================================================
   Pagination
   ===================================================================== */
.pagination {
  display: flex;
  justify-content: center;
  gap: var(--s-1);
  padding: 0;
  list-style: none;
  margin: var(--s-8) 0 0;
}
.pagination button,
.pagination a {
  min-width: 36px;
  height: 36px;
  padding: 0 var(--s-3);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--r-sm);
  border: 1px solid var(--border);
  background: var(--surface);
  color: var(--text-strong);
  font-size: var(--fs-sm);
  cursor: pointer;
  text-decoration: none;
  transition: background var(--dur) var(--ease-out),
              border-color var(--dur) var(--ease-out);
}
.pagination button:hover:not(:disabled),
.pagination a:hover { background: var(--surface-2); border-color: var(--border-strong); }
.pagination [aria-current="page"] {
  background: var(--brand-600);
  color: #fff;
  border-color: var(--brand-600);
}
.pagination button:disabled { opacity: 0.4; cursor: not-allowed; }

/* =====================================================================
   Empty state
   ===================================================================== */
.empty-state {
  text-align: center;
  padding: var(--s-12) var(--s-5);
  color: var(--text-muted);
  border: 1px dashed var(--border-strong);
  border-radius: var(--r-lg);
  background: var(--surface-2);
}
.empty-state svg { margin: 0 auto var(--s-4); color: var(--text-faint); }
.empty-state h3 { color: var(--text-strong); margin-bottom: var(--s-2); }
.empty-state p { font-size: var(--fs-sm); margin-bottom: var(--s-4); }

/* =====================================================================
   Skeleton
   ===================================================================== */
.skeleton {
  background: linear-gradient(90deg,
    var(--surface-2) 0%,
    var(--surface-3) 50%,
    var(--surface-2) 100%);
  background-size: 200% 100%;
  animation: skel 1.4s linear infinite;
  border-radius: var(--r-sm);
  color: transparent !important;
}
@keyframes skel {
  from { background-position: 200% 0; }
  to   { background-position: -200% 0; }
}
.skeleton-line { height: 12px; margin-bottom: var(--s-2); }
.skeleton-line.short { width: 60%; }
.skeleton-block { height: 120px; }

/* =====================================================================
   Divider
   ===================================================================== */
.divider {
  border: 0;
  height: 1px;
  background: var(--border);
  margin: var(--s-5) 0;
}
.divider-vertical {
  width: 1px;
  align-self: stretch;
  background: var(--border);
}

/* =====================================================================
   Prose (used inside guides and legal pages)
   ===================================================================== */
.prose {
  font-size: var(--fs-md);
  line-height: var(--lh-relaxed);
  color: var(--text-muted);
  max-width: 72ch;
}
.prose > h2 { margin-top: var(--s-10); }
.prose > h3 { margin-top: var(--s-8); }
.prose > p { margin-bottom: var(--s-5); }
.prose > ul,
.prose > ol { margin-bottom: var(--s-5); }
.prose strong { color: var(--text-strong); }
.prose blockquote {
  border-left: 3px solid var(--brand-300);
  padding: var(--s-3) var(--s-5);
  margin: var(--s-5) 0;
  background: var(--brand-050);
  border-radius: 0 var(--r-md) var(--r-md) 0;
  color: var(--text-strong);
  font-size: var(--fs-sm);
}
.prose code { font-size: 0.88em; }

/* =====================================================================
   Callout
   ===================================================================== */
.callout {
  display: flex;
  gap: var(--s-3);
  padding: var(--s-4) var(--s-5);
  border-radius: var(--r-md);
  background: var(--brand-050);
  border: 1px solid var(--brand-200);
  color: var(--text-strong);
  font-size: var(--fs-sm);
  margin: var(--s-4) 0;
}
.callout svg { flex: 0 0 20px; color: var(--brand-600); margin-top: 1px; }
.callout.callout-ok   { background: var(--ok-100); border-color: #a7f3d0; }
.callout.callout-ok svg { color: var(--ok-700); }
.callout.callout-warn { background: var(--warn-100); border-color: #fde68a; }
.callout.callout-warn svg { color: var(--warn-700); }
.callout.callout-err  { background: var(--err-100); border-color: #fecaca; }
.callout.callout-err svg { color: var(--err-700); }

/* =====================================================================
   Tooltip (CSS-only, [data-tooltip])
   ===================================================================== */
[data-tooltip] {
  position: relative;
}
[data-tooltip]::after {
  content: attr(data-tooltip);
  position: absolute;
  bottom: calc(100% + 6px);
  left: 50%;
  transform: translateX(-50%) translateY(2px);
  background: var(--ink-900);
  color: #fff;
  font-size: var(--fs-xs);
  padding: 5px 8px;
  border-radius: var(--r-xs);
  white-space: nowrap;
  pointer-events: none;
  opacity: 0;
  transition: opacity var(--dur) var(--ease-out),
              transform var(--dur) var(--ease-out);
  z-index: var(--z-tooltip);
}
[data-tooltip]:hover::after,
[data-tooltip]:focus-visible::after {
  opacity: 1;
  transform: translateX(-50%) translateY(0);
}

/* =====================================================================
   Progress
   ===================================================================== */
.progress {
  height: 8px;
  background: var(--surface-3);
  border-radius: var(--r-pill);
  overflow: hidden;
}
.progress-fill {
  height: 100%;
  background: linear-gradient(90deg, var(--brand-500), var(--brand-600));
  border-radius: inherit;
  transition: width var(--dur-slow) var(--ease-out);
}

/* =====================================================================
   Key value
   ===================================================================== */
.kv {
  display: grid;
  grid-template-columns: max-content 1fr;
  gap: var(--s-2) var(--s-4);
  font-size: var(--fs-sm);
}
.kv dt { color: var(--text-soft); }
.kv dd { margin: 0; color: var(--text-strong); }

/* =====================================================================
   Button spinner
   ===================================================================== */
.btn.is-loading { color: transparent; pointer-events: none; position: relative; }
.btn.is-loading::after {
  content: "";
  position: absolute;
  inset: 0;
  margin: auto;
  width: 16px;
  height: 16px;
  border: 2px solid rgba(255,255,255,0.4);
  border-top-color: #fff;
  border-radius: 50%;
  animation: spin 700ms linear infinite;
}
.btn-ghost.is-loading::after,
.btn-subtle.is-loading::after {
  border-color: rgba(15,23,42,0.2);
  border-top-color: var(--text-strong);
}
@keyframes spin {
  to { transform: rotate(360deg); }
}