/* ==========================================================================
   UI Components
   ========================================================================== */

/* --------------------------------------------------------------------------
   Buttons
   -------------------------------------------------------------------------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--s-2);
  padding: 0 var(--s-5);
  height: 44px;
  border-radius: var(--r-md);
  font-family: inherit;
  font-size: var(--fs-body-sm);
  font-weight: var(--fw-semibold);
  letter-spacing: -0.005em;
  white-space: nowrap;
  cursor: pointer;
  transition:
    background var(--dur-fast) var(--ease-out-quart),
    color var(--dur-fast) var(--ease-out-quart),
    border-color var(--dur-fast) var(--ease-out-quart),
    box-shadow var(--dur-base) var(--ease-out-quart),
    transform var(--dur-fast) var(--ease-out-quart);
  position: relative;
  user-select: none;
  text-decoration: none;
  border: 1px solid transparent;
}

.btn:disabled,
.btn[aria-disabled="true"] {
  opacity: 0.4;
  cursor: not-allowed;
  pointer-events: none;
}

.btn .icon { width: 18px; height: 18px; flex-shrink: 0; }

/* Sizes */
.btn--sm { height: 36px; padding: 0 var(--s-4); font-size: var(--fs-caption); border-radius: var(--r-sm); }
.btn--lg { height: 52px; padding: 0 var(--s-6); font-size: var(--fs-body); }
.btn--xl { height: 60px; padding: 0 var(--s-7); font-size: var(--fs-body-lg); }

/* Variants */
.btn--primary {
  background: var(--c-amber-500);
  color: var(--c-ink);
  box-shadow: var(--shadow-sm);
}
.btn--primary:hover {
  background: var(--c-amber-400);
  box-shadow: var(--shadow-md), var(--shadow-glow-amber-sm);
  transform: translateY(-1px);
}
.btn--primary:active {
  background: var(--c-amber-600);
  transform: translateY(0);
  box-shadow: var(--shadow-sm);
}

.btn--ink {
  background: var(--c-ink);
  color: var(--c-white);
}
.btn--ink:hover {
  background: var(--c-graphite-800);
  transform: translateY(-1px);
  box-shadow: var(--shadow-md);
}
.btn--ink:active { transform: translateY(0); }

.btn--white {
  background: var(--c-white);
  color: var(--c-ink);
  box-shadow: var(--shadow-sm);
}
.btn--white:hover {
  background: var(--c-stone-50);
  transform: translateY(-1px);
  box-shadow: var(--shadow-md);
}

.btn--ghost {
  background: transparent;
  color: var(--c-text);
  border-color: var(--c-border-strong);
}
.btn--ghost:hover {
  background: var(--c-stone-50);
  border-color: var(--c-graphite-400);
}

.btn--ghost-light {
  background: transparent;
  color: var(--c-white);
  border-color: rgba(255, 255, 255, 0.24);
}
.btn--ghost-light:hover {
  background: rgba(255, 255, 255, 0.08);
  border-color: rgba(255, 255, 255, 0.4);
}

.btn--text {
  background: transparent;
  color: var(--c-text);
  padding-inline: 0;
  height: auto;
}
.btn--text:hover { color: var(--c-amber-600); }

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

/* Icon button */
.btn-icon {
  width: 44px;
  height: 44px;
  border-radius: var(--r-md);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: transparent;
  color: inherit;
  border: 1px solid transparent;
  transition: background var(--dur-fast), border-color var(--dur-fast);
}
.btn-icon:hover {
  background: var(--c-stone-100);
}
.btn-icon .icon { width: 20px; height: 20px; }

.btn-icon--ghost-light:hover {
  background: rgba(255, 255, 255, 0.08);
}

/* Loading state */
.btn[data-loading="true"] {
  pointer-events: none;
  position: relative;
  color: transparent !important;
}
.btn[data-loading="true"]::after {
  content: '';
  width: 18px;
  height: 18px;
  border-radius: 50%;
  border: 2px solid currentColor;
  border-top-color: transparent;
  position: absolute;
  inset: 0;
  margin: auto;
  color: inherit;
  animation: spin 800ms linear infinite;
}

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

/* --------------------------------------------------------------------------
   Link with arrow (Stripe-like)
   -------------------------------------------------------------------------- */
.link-arrow {
  display: inline-flex;
  align-items: center;
  gap: var(--s-2);
  font-weight: var(--fw-semibold);
  color: var(--c-text);
  transition: color var(--dur-fast);
}

.link-arrow .icon {
  width: 16px;
  height: 16px;
  transition: transform var(--dur-fast);
}

.link-arrow:hover {
  color: var(--c-amber-600);
}
.link-arrow:hover .icon {
  transform: translateX(3px);
}

.link-arrow--light { color: var(--c-white); }
.link-arrow--light:hover { color: var(--c-amber-300); }

/* --------------------------------------------------------------------------
   Cards
   -------------------------------------------------------------------------- */
.card {
  background: var(--c-white);
  border-radius: var(--r-lg);
  padding: var(--s-6);
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--c-border);
  transition:
    transform var(--dur-base) var(--ease-out-quart),
    box-shadow var(--dur-base) var(--ease-out-quart),
    border-color var(--dur-base) var(--ease-out-quart);
}

@media (min-width: 768px) {
  .card { padding: var(--s-8); }
}

.card--interactive {
  cursor: pointer;
}
.card--interactive:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
  border-color: var(--c-stone-300);
}

.card--mute { background: var(--c-stone-50); border-color: transparent; }
.card--ink { background: var(--c-ink); color: var(--c-white); border-color: transparent; }
.card--graphite { background: var(--c-graphite-800); color: var(--c-white); border-color: var(--c-graphite-700); }

.card--accent {
  background: linear-gradient(135deg, var(--c-amber-500), var(--c-amber-400));
  color: var(--c-ink);
  border-color: transparent;
}

.card--bordered {
  box-shadow: none;
  border-width: 1px;
}

/* --------------------------------------------------------------------------
   Badges & Chips
   -------------------------------------------------------------------------- */
.badge {
  display: inline-flex;
  align-items: center;
  gap: var(--s-1);
  padding: 4px 10px;
  font-size: var(--fs-caption);
  font-weight: var(--fw-semibold);
  border-radius: var(--r-full);
  background: var(--c-stone-100);
  color: var(--c-text);
  letter-spacing: -0.005em;
  white-space: nowrap;
}

.badge--amber { background: var(--c-amber-500); color: var(--c-ink); }
.badge--ink { background: var(--c-ink); color: var(--c-white); }
.badge--success { background: var(--c-success-bg); color: var(--c-success); }
.badge--warning { background: var(--c-warning-bg); color: #92400E; }
.badge--danger { background: var(--c-danger-bg); color: var(--c-danger); }
.badge--info { background: var(--c-info-bg); color: var(--c-info); }
.badge--outline {
  background: transparent;
  border: 1px solid var(--c-border-strong);
}

.badge--dot::before {
  content: '';
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: currentColor;
  margin-right: 2px;
  animation: pulse-dot 2s ease-in-out infinite;
}

@keyframes pulse-dot {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.3; }
}

.chip {
  display: inline-flex;
  align-items: center;
  gap: var(--s-2);
  padding: 6px 14px;
  background: var(--c-stone-100);
  border: 1px solid transparent;
  border-radius: var(--r-full);
  font-size: var(--fs-body-sm);
  font-weight: var(--fw-medium);
  color: var(--c-text);
  cursor: pointer;
  transition: all var(--dur-fast) var(--ease-out-quart);
}

.chip:hover {
  background: var(--c-stone-200);
}

.chip[aria-pressed="true"],
.chip--active {
  background: var(--c-ink);
  color: var(--c-white);
}

.chip--ghost {
  background: transparent;
  border-color: var(--c-border-strong);
}
.chip--ghost:hover { border-color: var(--c-graphite-400); background: transparent; }

/* --------------------------------------------------------------------------
   Forms
   -------------------------------------------------------------------------- */
.field {
  display: flex;
  flex-direction: column;
  gap: var(--s-2);
}

.field__label {
  font-size: var(--fs-caption);
  font-weight: var(--fw-semibold);
  color: var(--c-text);
}

.field__label--required::after {
  content: '*';
  color: var(--c-danger);
  margin-left: 2px;
}

.field__hint {
  font-size: var(--fs-caption);
  color: var(--c-text-muted);
}

.field__error {
  font-size: var(--fs-caption);
  color: var(--c-danger);
  display: flex;
  align-items: center;
  gap: var(--s-1);
}

.input,
.textarea,
.select {
  width: 100%;
  height: 48px;
  padding: 0 var(--s-4);
  background: var(--c-white);
  border: 1px solid var(--c-border-strong);
  border-radius: var(--r-md);
  font: inherit;
  font-size: var(--fs-body);
  color: var(--c-text);
  transition: border-color var(--dur-fast), box-shadow var(--dur-fast), background var(--dur-fast);
}

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

.input:hover,
.textarea:hover,
.select:hover {
  border-color: var(--c-graphite-400);
}

.input:focus,
.textarea:focus,
.select:focus {
  outline: none;
  border-color: var(--c-ink);
  box-shadow: 0 0 0 4px hsl(0 0% 6% / 0.06);
}

.field--error .input,
.field--error .textarea,
.field--error .select {
  border-color: var(--c-danger);
}
.field--error .input:focus,
.field--error .textarea:focus,
.field--error .select:focus {
  box-shadow: 0 0 0 4px hsl(0 84% 60% / 0.12);
}

.textarea {
  height: auto;
  min-height: 120px;
  padding: var(--s-3) var(--s-4);
  line-height: var(--lh-relaxed);
  resize: vertical;
}

.input--lg { height: 56px; font-size: var(--fs-body-lg); }
.input--sm { height: 40px; font-size: var(--fs-body-sm); }

/* Input group with prefix/suffix */
.input-group {
  position: relative;
  display: flex;
  align-items: center;
}

.input-group .input {
  padding-left: 44px;
}

.input-group__icon {
  position: absolute;
  left: var(--s-4);
  width: 18px;
  height: 18px;
  color: var(--c-text-subtle);
  pointer-events: none;
}

/* Checkbox */
.check {
  display: inline-flex;
  align-items: flex-start;
  gap: var(--s-3);
  cursor: pointer;
  padding: var(--s-1) 0;
}

.check__input {
  flex-shrink: 0;
  appearance: none;
  width: 20px;
  height: 20px;
  border: 1.5px solid var(--c-border-strong);
  border-radius: var(--r-xs);
  background: var(--c-white);
  cursor: pointer;
  transition: all var(--dur-fast);
  position: relative;
  margin-top: 2px;
}

.check__input:hover { border-color: var(--c-graphite-400); }

.check__input:checked {
  background: var(--c-ink);
  border-color: var(--c-ink);
}

.check__input:checked::after {
  content: '';
  position: absolute;
  inset: 0;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='white' stroke-width='3' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='20 6 9 17 4 12'/%3E%3C/svg%3E");
  background-size: 14px;
  background-repeat: no-repeat;
  background-position: center;
}

.check__label {
  font-size: var(--fs-body-sm);
  line-height: 1.5;
  color: var(--c-text);
  user-select: none;
}

/* Radio */
.radio {
  display: inline-flex;
  align-items: flex-start;
  gap: var(--s-3);
  cursor: pointer;
}

.radio__input {
  flex-shrink: 0;
  appearance: none;
  width: 20px;
  height: 20px;
  border: 1.5px solid var(--c-border-strong);
  border-radius: 50%;
  background: var(--c-white);
  cursor: pointer;
  transition: all var(--dur-fast);
  position: relative;
  margin-top: 2px;
}

.radio__input:checked {
  border-color: var(--c-ink);
  border-width: 6px;
}

.radio__label {
  font-size: var(--fs-body-sm);
  user-select: none;
}

/* Toggle / Switch */
.switch {
  display: inline-flex;
  align-items: center;
  gap: var(--s-3);
  cursor: pointer;
}

.switch__input { position: absolute; opacity: 0; pointer-events: none; }

.switch__track {
  width: 44px;
  height: 26px;
  background: var(--c-stone-300);
  border-radius: var(--r-full);
  position: relative;
  transition: background var(--dur-base) var(--ease-out-quart);
}

.switch__track::after {
  content: '';
  position: absolute;
  top: 3px;
  left: 3px;
  width: 20px;
  height: 20px;
  background: var(--c-white);
  border-radius: 50%;
  box-shadow: var(--shadow-sm);
  transition: transform var(--dur-base) var(--ease-out-quart);
}

.switch__input:checked + .switch__track {
  background: var(--c-ink);
}

.switch__input:checked + .switch__track::after {
  transform: translateX(18px);
}

.switch__label {
  font-size: var(--fs-body-sm);
  user-select: none;
}

/* --------------------------------------------------------------------------
   Segmented control (Toggle Дом / Офис / Дача)
   -------------------------------------------------------------------------- */
.segmented {
  display: inline-flex;
  padding: 4px;
  background: var(--c-stone-100);
  border-radius: var(--r-full);
  position: relative;
}

.segmented__btn {
  position: relative;
  padding: 10px 22px;
  font-size: var(--fs-body-sm);
  font-weight: var(--fw-semibold);
  color: var(--c-text-muted);
  border-radius: var(--r-full);
  cursor: pointer;
  transition: color var(--dur-fast);
  white-space: nowrap;
  z-index: 1;
  background: transparent;
  border: 0;
}

.segmented__btn:hover { color: var(--c-text); }

.segmented__btn[aria-selected="true"] {
  color: var(--c-white);
}

.segmented__indicator {
  position: absolute;
  top: 4px;
  bottom: 4px;
  background: var(--c-ink);
  border-radius: var(--r-full);
  z-index: 0;
  transition:
    left var(--dur-base) var(--ease-spring),
    width var(--dur-base) var(--ease-spring);
}

.segmented--dark {
  background: var(--c-graphite-800);
}
.segmented--dark .segmented__btn { color: var(--c-graphite-400); }
.segmented--dark .segmented__btn[aria-selected="true"] { color: var(--c-ink); }
.segmented--dark .segmented__indicator { background: var(--c-amber-500); }

/* --------------------------------------------------------------------------
   Slider (range)
   -------------------------------------------------------------------------- */
.range {
  appearance: none;
  width: 100%;
  height: 6px;
  background: var(--c-stone-200);
  border-radius: var(--r-full);
  outline: none;
  cursor: pointer;
  transition: background var(--dur-fast);
}

.range::-webkit-slider-thumb {
  appearance: none;
  width: 24px;
  height: 24px;
  border-radius: 50%;
  background: var(--c-ink);
  border: 4px solid var(--c-white);
  box-shadow: var(--shadow-md);
  cursor: grab;
  transition: transform var(--dur-fast);
}

.range::-webkit-slider-thumb:active { cursor: grabbing; transform: scale(1.1); }

.range::-moz-range-thumb {
  width: 24px;
  height: 24px;
  border-radius: 50%;
  background: var(--c-ink);
  border: 4px solid var(--c-white);
  box-shadow: var(--shadow-md);
  cursor: grab;
}

/* --------------------------------------------------------------------------
   Accordion
   -------------------------------------------------------------------------- */
.accordion { display: flex; flex-direction: column; }

.accordion__item {
  border-bottom: 1px solid var(--c-border);
}

.accordion__btn {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--s-4);
  padding: var(--s-6) 0;
  font-size: var(--fs-body-lg);
  font-weight: var(--fw-semibold);
  color: var(--c-text);
  text-align: left;
  cursor: pointer;
  transition: color var(--dur-fast);
}

.accordion__btn:hover { color: var(--c-amber-600); }

.accordion__icon {
  flex-shrink: 0;
  width: 24px;
  height: 24px;
  display: grid;
  place-items: center;
  position: relative;
  transition: transform var(--dur-base) var(--ease-out-quart);
}

.accordion__icon::before,
.accordion__icon::after {
  content: '';
  position: absolute;
  background: currentColor;
  border-radius: 1px;
  transition: transform var(--dur-base) var(--ease-out-quart);
}

.accordion__icon::before { width: 14px; height: 2px; }
.accordion__icon::after { width: 2px; height: 14px; }

.accordion__item[aria-expanded="true"] .accordion__icon::after {
  transform: rotate(90deg);
  opacity: 0;
}

.accordion__panel {
  display: grid;
  grid-template-rows: 0fr;
  transition: grid-template-rows var(--dur-base) var(--ease-out-quart);
}

.accordion__panel-inner {
  overflow: hidden;
}

.accordion__item[aria-expanded="true"] .accordion__panel {
  grid-template-rows: 1fr;
}

.accordion__content {
  padding-bottom: var(--s-6);
  color: var(--c-text-muted);
  font-size: var(--fs-body);
  line-height: var(--lh-loose);
}

/* --------------------------------------------------------------------------
   Tabs
   -------------------------------------------------------------------------- */
.tabs {
  display: flex;
  gap: var(--s-1);
  border-bottom: 1px solid var(--c-border);
  margin-bottom: var(--s-8);
  overflow-x: auto;
  scrollbar-width: none;
}
.tabs::-webkit-scrollbar { display: none; }

.tab {
  padding: var(--s-4) var(--s-5);
  font-size: var(--fs-body-sm);
  font-weight: var(--fw-semibold);
  color: var(--c-text-muted);
  cursor: pointer;
  border-bottom: 2px solid transparent;
  transition: color var(--dur-fast), border-color var(--dur-fast);
  white-space: nowrap;
  background: transparent;
  border-top: 0; border-left: 0; border-right: 0;
}

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

.tab[aria-selected="true"] {
  color: var(--c-text);
  border-bottom-color: var(--c-amber-500);
}

/* --------------------------------------------------------------------------
   Skeleton loader (shimmer)
   -------------------------------------------------------------------------- */
.skeleton {
  background: linear-gradient(
    90deg,
    var(--c-stone-100) 0%,
    var(--c-stone-200) 50%,
    var(--c-stone-100) 100%
  );
  background-size: 200% 100%;
  animation: shimmer 1.5s linear infinite;
  border-radius: var(--r-sm);
}

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

.skeleton--text { height: 1em; margin: 4px 0; }
.skeleton--title { height: 1.5em; width: 60%; }
.skeleton--block { height: 200px; border-radius: var(--r-lg); }
.skeleton--circle { border-radius: 50%; }

/* --------------------------------------------------------------------------
   Tooltip
   -------------------------------------------------------------------------- */
[data-tooltip] {
  position: relative;
}

[data-tooltip]:hover::after,
[data-tooltip]:focus-visible::after {
  content: attr(data-tooltip);
  position: absolute;
  bottom: calc(100% + 8px);
  left: 50%;
  transform: translateX(-50%);
  background: var(--c-ink);
  color: var(--c-white);
  font-size: var(--fs-caption);
  padding: 6px 10px;
  border-radius: var(--r-sm);
  white-space: nowrap;
  z-index: var(--z-tooltip);
  pointer-events: none;
  animation: tooltipIn 180ms var(--ease-out-quart);
}

@keyframes tooltipIn {
  from { opacity: 0; transform: translateX(-50%) translateY(4px); }
  to { opacity: 1; transform: translateX(-50%) translateY(0); }
}

/* --------------------------------------------------------------------------
   Modal / Dialog
   -------------------------------------------------------------------------- */
.modal {
  position: fixed;
  inset: 0;
  z-index: var(--z-modal);
  display: none;
  align-items: center;
  justify-content: center;
  padding: var(--s-4);
}

.modal[aria-hidden="false"] {
  display: flex;
  animation: modalFadeIn var(--dur-fast) var(--ease-out-quart);
}

.modal__scrim {
  position: absolute;
  inset: 0;
  background: hsl(0 0% 4% / 0.55);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
}

.modal__content {
  position: relative;
  background: var(--c-white);
  border-radius: var(--r-xl);
  padding: var(--s-8);
  max-width: 480px;
  width: 100%;
  box-shadow: var(--shadow-xl);
  animation: modalContentIn var(--dur-base) var(--ease-out-quart);
  max-height: 92vh;
  overflow-y: auto;
}

.modal__close {
  position: absolute;
  top: var(--s-4);
  right: var(--s-4);
}

@keyframes modalFadeIn {
  from { opacity: 0; }
  to { opacity: 1; }
}

@keyframes modalContentIn {
  from { opacity: 0; transform: translateY(20px) scale(0.96); }
  to { opacity: 1; transform: translateY(0) scale(1); }
}

/* --------------------------------------------------------------------------
   Toast
   -------------------------------------------------------------------------- */
.toast-region {
  position: fixed;
  bottom: var(--s-6);
  right: var(--s-6);
  z-index: var(--z-toast);
  display: flex;
  flex-direction: column;
  gap: var(--s-3);
  max-width: 380px;
}

.toast {
  display: flex;
  align-items: flex-start;
  gap: var(--s-3);
  padding: var(--s-4) var(--s-5);
  background: var(--c-ink);
  color: var(--c-white);
  border-radius: var(--r-md);
  box-shadow: var(--shadow-xl);
  animation: toastIn var(--dur-base) var(--ease-spring);
}

@keyframes toastIn {
  from { transform: translateX(110%); }
  to { transform: translateX(0); }
}

.toast--success { background: var(--c-success); }
.toast--danger { background: var(--c-danger); }

/* --------------------------------------------------------------------------
   Divider
   -------------------------------------------------------------------------- */
.divider {
  height: 1px;
  background: var(--c-border);
  border: 0;
  margin: var(--s-8) 0;
}

.divider--dark { background: var(--c-graphite-700); }

/* --------------------------------------------------------------------------
   Stat cards (для метрик)
   -------------------------------------------------------------------------- */
.stat {
  display: flex;
  flex-direction: column;
  gap: var(--s-2);
}

.stat__value {
  font-size: var(--fs-display-2);
  line-height: 1;
  font-weight: var(--fw-bold);
  letter-spacing: -0.03em;
  font-feature-settings: 'tnum';
}

.stat__label {
  font-size: var(--fs-body-sm);
  color: var(--c-text-muted);
}

.stat--inline {
  flex-direction: row;
  align-items: baseline;
  gap: var(--s-3);
}

.stat--inline .stat__value { font-size: var(--fs-h2); }

/* --------------------------------------------------------------------------
   Trust pill (микро-метрика)
   -------------------------------------------------------------------------- */
.trust-pill {
  display: inline-flex;
  align-items: center;
  gap: var(--s-2);
  font-size: var(--fs-caption);
  color: var(--c-text-muted);
}

.trust-pill .icon {
  width: 16px;
  height: 16px;
  color: var(--c-amber-500);
}

.trust-pill strong {
  color: var(--c-text);
  font-weight: var(--fw-bold);
  font-feature-settings: 'tnum';
}

/* --------------------------------------------------------------------------
   Breadcrumbs
   -------------------------------------------------------------------------- */
.breadcrumbs {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: var(--s-2);
  font-size: var(--fs-caption);
  color: var(--c-text-muted);
}

.breadcrumbs a {
  transition: color var(--dur-fast);
}

.breadcrumbs a:hover { color: var(--c-text); }

.breadcrumbs__sep {
  color: var(--c-text-subtle);
}

.breadcrumbs__current {
  color: var(--c-text);
}

/* --------------------------------------------------------------------------
   Star rating
   -------------------------------------------------------------------------- */
.rating {
  display: inline-flex;
  gap: 2px;
  color: var(--c-amber-500);
}

.rating .icon {
  width: 16px;
  height: 16px;
  fill: currentColor;
  stroke: currentColor;
}

.rating--lg .icon { width: 20px; height: 20px; }

/* --------------------------------------------------------------------------
   Avatar
   -------------------------------------------------------------------------- */
.avatar {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: var(--c-stone-200);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-weight: var(--fw-semibold);
  color: var(--c-graphite-600);
  font-size: var(--fs-body-sm);
  overflow: hidden;
  flex-shrink: 0;
}

.avatar img { width: 100%; height: 100%; object-fit: cover; }

.avatar--lg { width: 56px; height: 56px; font-size: var(--fs-body-lg); }
.avatar--sm { width: 32px; height: 32px; font-size: var(--fs-caption); }

.avatar--accent {
  background: var(--c-amber-500);
  color: var(--c-ink);
}

/* --------------------------------------------------------------------------
   Progress bar
   -------------------------------------------------------------------------- */
.progress {
  width: 100%;
  height: 6px;
  background: var(--c-stone-200);
  border-radius: var(--r-full);
  overflow: hidden;
}

.progress__bar {
  height: 100%;
  background: var(--c-amber-500);
  border-radius: var(--r-full);
  transition: width var(--dur-base) var(--ease-out-quart);
}

.progress--ink .progress__bar { background: var(--c-ink); }

/* --------------------------------------------------------------------------
   Step indicator
   -------------------------------------------------------------------------- */
.steps {
  display: flex;
  align-items: center;
  gap: var(--s-3);
}

.step {
  display: flex;
  align-items: center;
  gap: var(--s-2);
  font-size: var(--fs-body-sm);
  font-weight: var(--fw-semibold);
  color: var(--c-text-muted);
  transition: color var(--dur-base);
}

.step__num {
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background: var(--c-stone-200);
  color: var(--c-text-muted);
  display: grid;
  place-items: center;
  font-size: var(--fs-caption);
  font-weight: var(--fw-bold);
  transition: all var(--dur-base);
}

.step--active { color: var(--c-text); }
.step--active .step__num { background: var(--c-ink); color: var(--c-white); }

.step--done .step__num {
  background: var(--c-amber-500);
  color: var(--c-ink);
}

.steps__line {
  flex: 1;
  height: 2px;
  background: var(--c-stone-200);
  position: relative;
  overflow: hidden;
}

.steps__line::after {
  content: '';
  position: absolute;
  inset: 0;
  background: var(--c-amber-500);
  width: var(--p, 0%);
  transition: width var(--dur-base) var(--ease-out-quart);
}

/* --------------------------------------------------------------------------
   Empty state
   -------------------------------------------------------------------------- */
.empty {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  padding: var(--s-12) var(--s-6);
  gap: var(--s-4);
  color: var(--c-text-muted);
}

.empty__icon {
  width: 56px;
  height: 56px;
  background: var(--c-stone-100);
  border-radius: 50%;
  display: grid;
  place-items: center;
  color: var(--c-text-subtle);
}

.empty__icon .icon { width: 28px; height: 28px; }

.empty__title {
  font-size: var(--fs-h4);
  color: var(--c-text);
  font-weight: var(--fw-semibold);
}

/* --------------------------------------------------------------------------
   Success state
   -------------------------------------------------------------------------- */
.success-state {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  gap: var(--s-4);
  padding: var(--s-10) var(--s-6);
}

.success-state__icon {
  width: 80px;
  height: 80px;
  border-radius: 50%;
  background: var(--c-success-bg);
  color: var(--c-success);
  display: grid;
  place-items: center;
  animation: successPop 600ms var(--ease-spring);
}

.success-state__icon .icon { width: 40px; height: 40px; }

@keyframes successPop {
  0% { transform: scale(0); }
  50% { transform: scale(1.15); }
  100% { transform: scale(1); }
}

/* --------------------------------------------------------------------------
   Reveal animation (для scroll)
   -------------------------------------------------------------------------- */
[data-reveal] {
  opacity: 0;
  transform: translateY(24px);
  transition:
    opacity var(--dur-slower) var(--ease-out-expo),
    transform var(--dur-slower) var(--ease-out-expo);
}

[data-reveal].is-revealed {
  opacity: 1;
  transform: translateY(0);
}

[data-reveal-stagger] > * {
  opacity: 0;
  transform: translateY(20px);
  transition:
    opacity var(--dur-slow) var(--ease-out-expo),
    transform var(--dur-slow) var(--ease-out-expo);
}

[data-reveal-stagger].is-revealed > * {
  opacity: 1;
  transform: translateY(0);
}

[data-reveal-stagger].is-revealed > *:nth-child(1) { transition-delay: 0ms; }
[data-reveal-stagger].is-revealed > *:nth-child(2) { transition-delay: 60ms; }
[data-reveal-stagger].is-revealed > *:nth-child(3) { transition-delay: 120ms; }
[data-reveal-stagger].is-revealed > *:nth-child(4) { transition-delay: 180ms; }
[data-reveal-stagger].is-revealed > *:nth-child(5) { transition-delay: 240ms; }
[data-reveal-stagger].is-revealed > *:nth-child(6) { transition-delay: 300ms; }
[data-reveal-stagger].is-revealed > *:nth-child(7) { transition-delay: 360ms; }
[data-reveal-stagger].is-revealed > *:nth-child(8) { transition-delay: 420ms; }