/* ── Design tokens ───────────────────────────────────── */

:root {
  --bg: #f8fafc;
  --bg-subtle: #f1f5f9;
  --card: #ffffff;
  --text: #0f172a;
  --text-secondary: #334155;
  --muted: #64748b;
  --border: #e2e8f0;
  --border-light: #f1f5f9;

  --primary: #2563eb;
  --primary-hover: #1d4ed8;
  --primary-light: #eff6ff;
  --primary-muted: #dbeafe;

  --dark: #1e293b;
  --dark-hover: #0f172a;

  --success: #16a34a;
  --success-light: #f0fdf4;
  --danger: #dc2626;
  --danger-light: #fef2f2;
  --warning: #d97706;
  --warning-light: #fffbeb;

  --shadow-xs: 0 1px 2px rgba(15, 23, 42, 0.04);
  --shadow-sm: 0 1px 3px rgba(15, 23, 42, 0.06), 0 1px 2px rgba(15, 23, 42, 0.04);
  --shadow-md: 0 4px 12px rgba(15, 23, 42, 0.08);
  --shadow-lg: 0 12px 32px rgba(15, 23, 42, 0.12);

  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 16px;
  --radius-xl: 20px;

  --space-1: 4px;
  --space-2: 8px;
  --space-3: 12px;
  --space-4: 16px;
  --space-5: 20px;
  --space-6: 24px;
  --space-8: 32px;
  --space-10: 40px;
  --space-12: 48px;

  --sidebar-width: 260px;
  --topbar-height: 64px;

  --font-sans: system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  --transition: 0.15s ease;
}

/* ── Reset & base ────────────────────────────────────── */

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

body {
  margin: 0;
  font-family: var(--font-sans);
  font-size: 15px;
  line-height: 1.5;
  background: var(--bg);
  color: var(--text);
  -webkit-font-smoothing: antialiased;
}

button, input, select, textarea { font: inherit; }
button { cursor: pointer; }

a { color: var(--primary); }

/* ── Focus ───────────────────────────────────────────── */

.btn:focus-visible,
.topbar__menu-btn:focus-visible,
.modal__close:focus-visible,
.toast__close:focus-visible,
.form-input:focus-visible,
.input:focus-visible {
  outline: 2px solid var(--primary);
  outline-offset: 2px;
}

.sidebar__link:focus-visible,
.action-card:focus-visible,
a:focus-visible {
  outline: 2px solid var(--primary);
  outline-offset: 2px;
  border-radius: var(--radius-md);
}

/* ── Badges ──────────────────────────────────────────── */

.badge {
  display: inline-block;
  padding: 2px 10px;
  border-radius: 999px;
  font-size: 12px;
  font-weight: 600;
  background: var(--bg-subtle);
  color: var(--text-secondary);
}

.badge--active { background: var(--primary-light); color: var(--primary); }
.badge--reserved { background: var(--warning-light); color: var(--warning); }
.badge--sold { background: var(--success-light); color: var(--success); }
.badge--closed { background: var(--bg-subtle); color: var(--text-muted); border: 1px solid var(--border); }
.badge--deleted { background: var(--danger-light); color: var(--danger); }

/* ── Listings toolbar ────────────────────────────────── */

.listings-toolbar {
  display: flex;
  flex-direction: column;
  gap: var(--space-5);
  margin-bottom: var(--space-6);
}

.filter-bar {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
}

.filter-bar__btn {
  padding: 10px 16px;
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  background: var(--card);
  color: var(--text-secondary);
  font-weight: 600;
  font-size: 14px;
  min-height: 44px;
  transition: background var(--transition), border-color var(--transition), color var(--transition);
}

.filter-bar__btn:hover {
  background: var(--bg-subtle);
  color: var(--text);
}

.filter-bar__btn--active {
  background: var(--primary-light);
  border-color: var(--primary-muted);
  color: var(--primary);
}

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

.search-field__input {
  max-width: 480px;
}

/* ── Seller listing cards ────────────────────────────── */

.seller-listing-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-5);
}

.seller-listing-card {
  display: block;
  width: 100%;
  text-align: left;
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: var(--space-6);
  box-shadow: var(--shadow-xs);
  cursor: pointer;
  transition: border-color var(--transition), box-shadow var(--transition), transform var(--transition);
}

.seller-listing-card:hover {
  border-color: var(--primary-muted);
  box-shadow: var(--shadow-md);
  transform: translateY(-2px);
}

.seller-listing-card:focus-visible {
  outline: 2px solid var(--primary);
  outline-offset: 2px;
}

.seller-listing-card__header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: var(--space-3);
  margin-bottom: var(--space-3);
}

.seller-listing-card__reg {
  font-size: 13px;
  font-weight: 700;
  color: var(--muted);
  letter-spacing: 0.02em;
}

.seller-listing-card__title {
  margin: 0 0 var(--space-3);
  font-size: 18px;
  font-weight: 700;
  color: var(--text);
}

.seller-listing-card__bid {
  display: flex;
  align-items: baseline;
  gap: var(--space-3);
  margin-bottom: var(--space-4);
  padding-bottom: var(--space-3);
  border-bottom: 1px solid var(--border-light);
}

.seller-listing-card__bid-label {
  flex-shrink: 0;
  font-size: 13px;
  font-weight: 600;
  color: var(--muted);
}

.seller-listing-card__bid-count {
  flex: 1;
  min-width: 0;
  font-size: 14px;
  font-weight: 600;
  color: var(--text-secondary);
}

.seller-listing-card__bid-count--empty {
  flex: 1;
  text-align: right;
  color: var(--text-secondary);
}

.seller-listing-card__bid-amount {
  flex-shrink: 0;
  margin-left: auto;
  font-size: 17px;
  font-weight: 700;
  color: var(--text);
  letter-spacing: -0.01em;
}

.seller-listing-card__bid--empty .seller-listing-card__bid-count--empty {
  margin-left: auto;
}

.seller-listing-card__proposal {
  display: flex;
  align-items: baseline;
  gap: var(--space-3);
  margin: calc(var(--space-3) * -1) 0 var(--space-4);
  padding-bottom: var(--space-3);
  border-bottom: 1px solid var(--border-light);
}

.seller-listing-card__proposal-label {
  flex-shrink: 0;
  font-size: 13px;
  font-weight: 600;
  color: var(--muted);
}

.seller-listing-card__proposal-count {
  margin-left: auto;
  font-size: 14px;
  font-weight: 700;
  color: var(--text);
}

.seller-listing-card__proposal-count--empty {
  color: var(--text-secondary);
}

.seller-listing-card__proposal-count--unknown {
  color: var(--text-secondary);
  font-weight: 600;
}

.seller-listing-card__meta {
  margin: 0;
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}

.seller-listing-card__row {
  display: flex;
  justify-content: space-between;
  gap: var(--space-4);
  font-size: 14px;
}

.seller-listing-card__row dt {
  margin: 0;
  color: var(--muted);
  font-weight: 600;
}

.seller-listing-card__row dd {
  margin: 0;
  font-weight: 600;
  color: var(--text-secondary);
  text-align: right;
}

/* ── Buttons ─────────────────────────────────────────── */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  border: 0;
  border-radius: var(--radius-md);
  font-weight: 600;
  line-height: 1.2;
  white-space: nowrap;
  transition: background var(--transition), color var(--transition), box-shadow var(--transition), transform var(--transition);
}

.btn:active:not(:disabled) { transform: scale(0.98); }
.btn:disabled { opacity: 0.55; cursor: not-allowed; }

.btn--sm { padding: 8px 14px; font-size: 13px; min-height: 36px; }
.btn--md { padding: 11px 18px; font-size: 14px; min-height: 44px; }
.btn--lg { padding: 14px 22px; font-size: 15px; min-height: 48px; }

.btn--primary {
  background: var(--primary);
  color: #fff;
  box-shadow: var(--shadow-xs);
}
.btn--primary:hover:not(:disabled) { background: var(--primary-hover); box-shadow: var(--shadow-sm); }

.btn--secondary {
  background: var(--dark);
  color: #fff;
}
.btn--secondary:hover:not(:disabled) { background: var(--dark-hover); }

.btn--success {
  background: var(--success);
  color: #fff;
}
.btn--success:hover:not(:disabled) { filter: brightness(1.05); }

.btn--danger {
  background: var(--danger);
  color: #fff;
}
.btn--danger:hover:not(:disabled) { filter: brightness(1.05); }

.btn--ghost {
  background: transparent;
  color: var(--text-secondary);
  border: 1px solid var(--border);
}
.btn--ghost:hover:not(:disabled) { background: var(--bg-subtle); }

/* Legacy aliases */
.btn-primary { background: var(--primary); color: #fff; border: 0; border-radius: var(--radius-md); padding: 11px 18px; font-weight: 600; min-height: 44px; }
.btn-dark { background: var(--dark); color: #fff; border: 0; border-radius: var(--radius-md); padding: 11px 18px; font-weight: 600; min-height: 44px; }
.btn-success { background: var(--success); color: #fff; border: 0; border-radius: var(--radius-md); padding: 11px 18px; font-weight: 600; min-height: 44px; }

/* ── Forms ───────────────────────────────────────────── */

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

.form-field { margin-bottom: var(--space-4); }

.form-label {
  display: block;
  font-weight: 600;
  font-size: 14px;
  color: var(--text-secondary);
  margin-bottom: var(--space-2);
}

.form-required {
  color: var(--danger);
  margin-left: 2px;
}

.form-input,
.input {
  width: 100%;
  padding: 12px 14px;
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  background: var(--card);
  color: var(--text);
  transition: border-color var(--transition), box-shadow var(--transition);
}

.form-input:focus,
.input:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: 0 0 0 3px var(--primary-muted);
}

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

.form-error {
  margin: var(--space-2) 0 0;
  font-size: 13px;
  color: var(--danger);
}

.form-actions {
  display: flex;
  gap: var(--space-3);
  justify-content: flex-end;
  margin-top: var(--space-6);
  flex-wrap: wrap;
  align-items: center;
}

.form-actions--inline {
  display: flex;
  gap: var(--space-2);
  flex-wrap: wrap;
  align-items: center;
  justify-content: flex-start;
  margin: 0;
}

.form-help {
  margin: var(--space-2) 0 0;
  font-size: 13px;
  color: var(--muted);
}

.form-help--inline {
  margin: calc(var(--space-2) * -1) 0 var(--space-4);
}

.form-help--demo {
  color: var(--muted);
  font-style: italic;
}

.form-field--hidden {
  display: none !important;
}

/* ── Create listing form ─────────────────────────────── */

.create-listing-form {
  max-width: 720px;
  margin: 0 auto;
}

.visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

.form-section {
  border: 0;
  margin: 0 0 var(--space-8);
  padding: 0;
}

.form-section__title {
  display: block;
  margin: 0 0 var(--space-2);
  padding: 0;
  font-size: 18px;
  font-weight: 700;
  color: var(--text);
}

.form-section__subtitle {
  margin: 0 0 var(--space-5);
  color: var(--muted);
  font-size: 14px;
}

.form-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-4);
}

.form-grid__full {
  grid-column: 1 / -1;
}

.reg-number-row {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-2);
}

.reg-number-row__field .form-field {
  margin-bottom: 0;
}

.reg-number-row__field .form-input {
  min-height: 44px;
  height: 44px;
}

.reg-number-row__action .btn {
  width: 100%;
  min-height: 44px;
  height: 44px;
}

.reg-number-row__help {
  margin: var(--space-1) 0 var(--space-4);
}

.form-checkbox {
  display: flex;
  align-items: flex-start;
  gap: var(--space-3);
  min-height: 44px;
}

.form-checkbox__input {
  width: 20px;
  height: 20px;
  margin-top: 2px;
  flex-shrink: 0;
  accent-color: var(--primary);
}

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

.form-checkbox__label {
  font-weight: 600;
  color: var(--text-secondary);
  line-height: 1.4;
  cursor: pointer;
}

.form-field--checkbox {
  margin-bottom: var(--space-2);
}

.form-field--confirm {
  margin-bottom: 0;
  padding: var(--space-3);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  background: var(--surface);
}

.form-field--confirm:has(.form-checkbox__input:focus-visible) {
  border-color: var(--primary);
  box-shadow: 0 0 0 3px color-mix(in srgb, var(--primary) 18%, transparent);
}

.form-field--confirm:has(.form-checkbox__input:checked) {
  border-color: color-mix(in srgb, var(--primary) 55%, var(--border));
  background: color-mix(in srgb, var(--primary) 8%, var(--surface));
}

.form-field--confirm .form-checkbox__label {
  color: var(--text-primary);
  font-weight: 700;
}

.form-field--confirm .form-error {
  margin-top: var(--space-2);
}

@keyframes demo-field-highlight {
  0% { background-color: rgba(59, 130, 246, 0.14); }
  100% { background-color: transparent; }
}

.form-field--demo-filled {
  border-radius: var(--radius-md);
  animation: demo-field-highlight 500ms ease-out;
}

.form-textarea {
  min-height: 120px;
  resize: vertical;
}

.form-confirm {
  margin-bottom: var(--space-6);
  margin-top: var(--space-2);
  padding-top: var(--space-4);
  border-top: 1px solid var(--border-light);
}

.form-actions--create {
  flex-direction: column-reverse;
}

.form-actions--create .btn {
  width: 100%;
  min-height: 44px;
}

@media (min-width: 768px) {
  .form-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .reg-number-row {
    grid-template-columns: minmax(0, 1fr) auto;
    column-gap: var(--space-3);
    align-items: end;
  }

  .reg-number-row__action {
    padding-top: calc(14px * 1.4 + var(--space-2));
  }

  .reg-number-row__action .btn {
    width: auto;
    white-space: nowrap;
  }

  .form-actions--create {
    flex-direction: row;
    justify-content: flex-end;
  }

  .form-actions--create .btn {
    width: auto;
  }
}

/* ── Listing detail ──────────────────────────────────── */

.listing-detail {
  max-width: 720px;
  margin: 0 auto;
}

.listing-detail__status {
  margin: calc(var(--space-2) * -1) 0 var(--space-6);
}

.detail-section {
  margin-bottom: var(--space-8);
  padding-bottom: var(--space-6);
  border-bottom: 1px solid var(--border-light);
}

.detail-section:last-child {
  margin-bottom: 0;
  padding-bottom: 0;
  border-bottom: 0;
}

.detail-section--readonly {
  background: var(--bg);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-md);
  padding: var(--space-5);
  margin-bottom: var(--space-6);
}

.detail-section__title {
  margin: 0 0 var(--space-2);
  font-size: 18px;
  font-weight: 700;
  color: var(--text);
}

.detail-section__subtitle {
  margin: 0 0 var(--space-5);
  color: var(--muted);
  font-size: 14px;
}

.detail-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-4);
  margin: 0;
}

.detail-item {
  margin: 0;
}

.detail-item__label {
  margin: 0 0 var(--space-1);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--muted);
}

.detail-item__value {
  margin: 0;
  font-size: 15px;
  color: var(--text);
  line-height: 1.5;
  word-break: break-word;
}

.detail-item__empty {
  color: var(--muted);
}

.detail-text-block + .detail-text-block {
  margin-top: var(--space-5);
}

.detail-text-block__label {
  margin: 0 0 var(--space-2);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--muted);
}

.detail-text-block__value {
  margin: 0;
  color: var(--text);
  line-height: 1.6;
  white-space: pre-wrap;
}

@media (min-width: 768px) {
  .detail-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

/* ── Cards ───────────────────────────────────────────── */

.card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: var(--space-6);
  box-shadow: var(--shadow-xs);
}

.card__title {
  margin: 0 0 var(--space-3);
  font-size: 16px;
  font-weight: 700;
}

.card__body { color: var(--text-secondary); }
.card__footer { margin-top: var(--space-5); padding-top: var(--space-4); border-top: 1px solid var(--border-light); }

.card-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-5);
}

.listing-card h3 { margin: 0 0 var(--space-2); }

/* ── Login ───────────────────────────────────────────── */

.login {
  min-height: 100vh;
  display: grid;
  place-items: center;
  padding: var(--space-6);
  background: linear-gradient(160deg, var(--bg) 0%, var(--primary-light) 100%);
}

.login-card {
  width: min(440px, 100%);
  box-shadow: var(--shadow-lg);
}

.login-card h1 {
  margin: 0 0 var(--space-2);
  font-size: 28px;
  font-weight: 900;
}

.help {
  color: var(--muted);
  margin: 0;
  font-size: 14px;
}

/* ── App shell ───────────────────────────────────────── */

.app-shell {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

.app-body {
  display: flex;
  flex: 1;
  min-height: 0;
}

/* ── Topbar ──────────────────────────────────────────── */

.topbar {
  height: var(--topbar-height);
  background: var(--card);
  border-bottom: 1px solid var(--border);
  padding: 0 var(--space-6);
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: var(--space-4);
  position: sticky;
  top: 0;
  z-index: 100;
}

.topbar__left,
.topbar__right {
  display: flex;
  align-items: center;
  gap: var(--space-4);
}

.topbar__brand {
  font-weight: 900;
  font-size: 22px;
  letter-spacing: -0.02em;
}

.topbar__brand span { color: var(--primary); }

.topbar__user {
  display: flex;
  align-items: center;
  gap: var(--space-3);
}

.topbar__avatar {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: var(--primary-light);
  color: var(--primary);
  font-weight: 700;
  font-size: 14px;
  display: grid;
  place-items: center;
  flex-shrink: 0;
}

.topbar__user-info {
  display: flex;
  flex-direction: column;
  line-height: 1.3;
}

.topbar__name {
  font-weight: 700;
  font-size: 14px;
}

.topbar__company {
  color: var(--muted);
  font-size: 13px;
}

.topbar__menu-btn {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 44px;
  height: 44px;
  padding: 10px;
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  background: var(--card);
}

.topbar__menu-btn span {
  display: block;
  height: 2px;
  background: var(--text);
  border-radius: 2px;
}

/* ── Sidebar ─────────────────────────────────────────── */

.sidebar {
  width: var(--sidebar-width);
  background: var(--card);
  border-right: 1px solid var(--border);
  flex-shrink: 0;
  padding: var(--space-6) var(--space-4);
  position: sticky;
  top: var(--topbar-height);
  align-self: flex-start;
  height: calc(100vh - var(--topbar-height));
  overflow-y: auto;
}

.sidebar__label {
  margin: 0 0 var(--space-3);
  padding: 0 var(--space-3);
  font-size: 11px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--muted);
}

.sidebar__nav {
  display: flex;
  flex-direction: column;
  gap: var(--space-1);
}

.sidebar__link {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  padding: 11px var(--space-3);
  border-radius: var(--radius-md);
  color: var(--text-secondary);
  text-decoration: none;
  font-weight: 600;
  font-size: 14px;
  transition: background var(--transition), color var(--transition);
}

.sidebar__link:hover {
  background: var(--bg-subtle);
  color: var(--text);
}

.sidebar__link--active {
  background: var(--primary-light);
  color: var(--primary);
}

.sidebar__link-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: transparent;
  flex-shrink: 0;
}

.sidebar__link--active .sidebar__link-dot {
  background: var(--primary);
}

.sidebar-overlay { display: none; }

/* Legacy nav */
.nav-link { display: block; padding: 11px 14px; border-radius: var(--radius-md); color: var(--text); text-decoration: none; font-weight: 600; }
.nav-link.active { background: var(--primary-light); color: var(--primary); }

/* ── Main content ────────────────────────────────────── */

.main-content {
  flex: 1;
  padding: var(--space-8) var(--space-8);
  overflow-x: auto;
  max-width: 1400px;
}

/* ── Page header ─────────────────────────────────────── */

.page-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: var(--space-6);
  margin-bottom: var(--space-8);
}

.page-header__title {
  margin: 0 0 var(--space-2);
  font-size: 30px;
  font-weight: 800;
  letter-spacing: -0.02em;
  line-height: 1.2;
}

.page-header__subtitle {
  margin: 0;
  color: var(--muted);
  font-size: 15px;
  max-width: 560px;
}

.page-header__actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-3);
  flex-shrink: 0;
  max-width: 100%;
}

/* Legacy */
.page-header h1 { margin: 0 0 var(--space-2); font-size: 30px; font-weight: 800; }

/* ── Sections ────────────────────────────────────────── */

.section { margin-bottom: var(--space-10); }

.section__header { margin-bottom: var(--space-5); }

.section__title {
  margin: 0 0 var(--space-1);
  font-size: 18px;
  font-weight: 700;
}

.section__subtitle {
  margin: 0;
  color: var(--muted);
  font-size: 14px;
}

/* ── Stats cards ─────────────────────────────────────── */

.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-5);
}

.stats-card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: var(--space-6);
  box-shadow: var(--shadow-xs);
  transition: box-shadow var(--transition);
}

.stats-card:hover { box-shadow: var(--shadow-sm); }

.stats-card__value {
  font-size: 32px;
  font-weight: 800;
  letter-spacing: -0.02em;
  line-height: 1.1;
  margin-bottom: var(--space-2);
}

.stats-card__label {
  font-size: 13px;
  font-weight: 600;
  color: var(--muted);
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.stats-card__hint {
  margin-top: var(--space-2);
  font-size: 12px;
  color: var(--muted);
}

.stats-card--primary .stats-card__value { color: var(--primary); }
.stats-card--success .stats-card__value { color: var(--success); }
.stats-card--warning .stats-card__value { color: var(--warning); }
.stats-card--danger .stats-card__value { color: var(--danger); }

/* Legacy KPIs */
.kpis { display: grid; grid-template-columns: repeat(5, 1fr); gap: var(--space-4); }
.kpi { background: var(--card); border: 1px solid var(--border); border-radius: var(--radius-lg); padding: var(--space-5); }
.kpi b { display: block; font-size: 26px; }
.kpi span { color: var(--muted); font-size: 13px; }

/* ── Action cards ────────────────────────────────────── */

.action-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-5);
}

.action-card {
  display: block;
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: var(--space-6);
  text-decoration: none;
  color: inherit;
  box-shadow: var(--shadow-xs);
  transition: border-color var(--transition), box-shadow var(--transition), transform var(--transition);
}

.action-card:hover {
  border-color: var(--primary-muted);
  box-shadow: var(--shadow-md);
  transform: translateY(-2px);
}

.action-card__title {
  margin: 0 0 var(--space-2);
  font-size: 16px;
  font-weight: 700;
}

.action-card__desc {
  margin: 0 0 var(--space-4);
  font-size: 14px;
  color: var(--muted);
  line-height: 1.5;
}

.action-card__cta {
  font-size: 14px;
  font-weight: 600;
  color: var(--primary);
}

/* ── Tables ──────────────────────────────────────────── */

.table-wrap {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  overflow-x: auto;
  box-shadow: var(--shadow-xs);
}

.table,
.data-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 14px;
}

.table th,
.table td,
.data-table th,
.data-table td {
  padding: 14px var(--space-5);
  text-align: left;
  border-bottom: 1px solid var(--border-light);
}

.table th,
.data-table th {
  background: var(--bg-subtle);
  font-weight: 700;
  color: var(--muted);
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  white-space: nowrap;
}

.table tr:last-child td,
.data-table tr:last-child td { border-bottom: 0; }

.table tbody tr:hover td { background: var(--bg); }

/* ── States ──────────────────────────────────────────── */

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

.state__icon {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: var(--bg-subtle);
  color: var(--muted);
  font-size: 20px;
  font-weight: 700;
  display: grid;
  place-items: center;
  margin-bottom: var(--space-4);
}

.state__icon--error {
  background: var(--danger-light);
  color: var(--danger);
}

.state__title {
  margin: 0 0 var(--space-2);
  font-size: 16px;
  font-weight: 700;
}

.state__message {
  margin: 0;
  color: var(--muted);
  font-size: 14px;
  max-width: 360px;
}

.state__action { margin-top: var(--space-5); }

.state__spinner {
  width: 36px;
  height: 36px;
  border: 3px solid var(--border);
  border-top-color: var(--primary);
  border-radius: 50%;
  animation: spin 0.7s linear infinite;
  margin-bottom: var(--space-4);
}

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

.empty-state {
  color: var(--muted);
  padding: var(--space-10);
  text-align: center;
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
}

.todo-state { font-style: italic; }

/* ── Modal ───────────────────────────────────────────── */

.modal-overlay,
.dialog-overlay {
  position: fixed;
  inset: 0;
  background: rgba(15, 23, 42, 0.45);
  backdrop-filter: blur(4px);
  display: grid;
  place-items: center;
  z-index: 200;
  padding: var(--space-6);
}

.modal,
.dialog {
  background: var(--card);
  border-radius: var(--radius-xl);
  width: min(440px, 100%);
  border: 1px solid var(--border);
  box-shadow: var(--shadow-lg);
  overflow: hidden;
}

.modal__header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: var(--space-6) var(--space-6) 0;
}

.modal__title,
.dialog h2 {
  margin: 0;
  font-size: 20px;
  font-weight: 700;
}

.modal__close {
  background: none;
  border: 0;
  font-size: 24px;
  line-height: 1;
  color: var(--muted);
  padding: var(--space-1);
  border-radius: var(--radius-sm);
  min-width: 44px;
  min-height: 44px;
}

.modal__close:hover { color: var(--text); background: var(--bg-subtle); }

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

.modal__footer,
.dialog-actions {
  display: flex;
  gap: var(--space-3);
  justify-content: flex-end;
  padding: 0 var(--space-6) var(--space-6);
  margin-top: 0;
}

.dialog-actions { margin-top: var(--space-4); }

/* ── Toast ───────────────────────────────────────────── */

.toast-container {
  position: fixed;
  top: var(--space-5);
  right: var(--space-5);
  z-index: 300;
  max-width: 400px;
}

.toast {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-3);
  padding: 14px var(--space-4);
  border-radius: var(--radius-md);
  font-weight: 600;
  font-size: 14px;
  box-shadow: var(--shadow-md);
}

.toast--error,
.toast-error {
  background: var(--danger-light);
  color: var(--danger);
  border: 1px solid #fecaca;
}

.toast--success,
.toast-success {
  background: var(--success-light);
  color: var(--success);
  border: 1px solid #bbf7d0;
}

.toast__close,
.toast-close {
  background: none;
  border: 0;
  font-size: 20px;
  line-height: 1;
  color: inherit;
  opacity: 0.6;
  padding: 0 var(--space-1);
  min-width: 44px;
  min-height: 44px;
}

.toast__close:hover,
.toast-close:hover { opacity: 1; }

.notification-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}

.notification-list__item {
  padding: var(--space-4);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  background: var(--surface);
}

.notification-list__message {
  margin: 0;
  font-size: 15px;
  font-weight: 600;
  color: var(--text-primary);
}

.notification-list__meta {
  margin: var(--space-1) 0 0;
  font-size: 13px;
  color: var(--text-secondary);
}

.listing-detail__closed-notice {
  margin: var(--space-2) 0 0;
}

.close-dialog__summary {
  margin-top: var(--space-4);
}

/* ── Actions row ─────────────────────────────────────── */

.actions {
  display: flex;
  gap: var(--space-3);
  flex-wrap: wrap;
  margin-top: var(--space-4);
}

/* ── Responsive ──────────────────────────────────────── */

@media (max-width: 1100px) {
  .stats-grid { grid-template-columns: repeat(2, 1fr); }
  .action-grid { grid-template-columns: repeat(2, 1fr); }
  .card-grid { grid-template-columns: repeat(2, 1fr); }
  .seller-listing-grid { grid-template-columns: repeat(2, 1fr); }
  .kpis { grid-template-columns: repeat(3, 1fr); }
}

@media (max-width: 768px) {
  .topbar__menu-btn { display: flex; }

  .sidebar {
    position: fixed;
    top: var(--topbar-height);
    left: 0;
    bottom: 0;
    z-index: 90;
    transform: translateX(-100%);
    transition: transform 0.2s ease;
    box-shadow: var(--shadow-lg);
  }

  .sidebar-overlay {
    display: none;
    position: fixed;
    inset: var(--topbar-height) 0 0 0;
    background: rgba(15, 23, 42, 0.3);
    z-index: 80;
  }

  .app-shell.sidebar-open .sidebar { transform: translateX(0); }
  .app-shell.sidebar-open .sidebar-overlay { display: block; }

  .topbar__company { display: none; }
  .main-content { padding: var(--space-6) var(--space-4); }
  .page-header {
    flex-direction: column;
    align-items: stretch;
  }
  .page-header__title { font-size: 24px; }
  .page-header__actions {
    width: 100%;
    justify-content: flex-start;
  }
  .page-header__actions .btn {
    flex: 0 1 auto;
    max-width: 100%;
  }
}

@media (max-width: 520px) {
  .stats-grid,
  .action-grid,
  .card-grid,
  .seller-listing-grid,
  .buyer-car-grid,
  .kpis { grid-template-columns: 1fr; }

  .topbar { padding: 0 var(--space-4); }
  .topbar__user-info { display: none; }

  .buyer-filter-panel__grid,
  .buyer-filters__grid { grid-template-columns: 1fr; }

  .buyer-search__row {
    flex-direction: column;
    align-items: stretch;
  }

  .buyer-search__refine {
    align-self: stretch;
    justify-content: center;
  }

  .buyer-detail-hero { grid-template-columns: 1fr; }
  .buyer-detail-hero__media { order: -1; }
  .buyer-detail-specs { grid-template-columns: 1fr; }
}

/* ── Buyer portal (BUY-001) ───────────────────────────── */

.buyer-portal {
  display: flex;
  flex-direction: column;
  gap: var(--space-8);
}

.buyer-welcome {
  padding: var(--space-6) 0 var(--space-2);
}

.buyer-welcome__greeting {
  margin: 0;
  font-size: clamp(28px, 4vw, 36px);
  font-weight: 700;
  letter-spacing: -0.02em;
  color: var(--text-primary);
}

.buyer-welcome__sub {
  margin: var(--space-2) 0 0;
  font-size: 18px;
  color: var(--text-secondary);
}

.buyer-dashboard-section {
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
}

.buyer-dashboard-section__title {
  margin: 0;
  font-size: 22px;
  font-weight: 700;
  display: flex;
  align-items: center;
  gap: var(--space-2);
}

.buyer-dashboard-section__emoji {
  font-size: 24px;
  line-height: 1;
}

.buyer-dashboard-section__subtitle {
  margin: var(--space-1) 0 0;
  color: var(--text-secondary);
  font-size: 15px;
}

.buyer-dashboard__cta {
  align-self: flex-start;
}

.buyer-car-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: var(--space-6);
  align-items: stretch;
}

.buyer-car-grid--featured {
  grid-template-columns: repeat(var(--buyer-featured-cols, 4), minmax(0, 1fr));
  grid-auto-flow: column;
  grid-template-rows: 1fr;
}

.buyer-car-card {
  display: flex;
  flex-direction: column;
  height: 100%;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  cursor: pointer;
  transition: box-shadow 0.2s ease, transform 0.2s ease, border-color 0.2s ease;
}

.buyer-car-card:hover {
  box-shadow: var(--shadow-md);
  transform: translateY(-2px);
  border-color: var(--border-strong);
}

.buyer-car-card:focus-within {
  outline: 2px solid var(--primary);
  outline-offset: 2px;
}

.buyer-car-card__media {
  aspect-ratio: 16 / 10;
  background: var(--surface-muted);
  overflow: hidden;
}

.buyer-car-card__media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.buyer-image-placeholder {
  width: 100%;
  height: 100%;
  min-height: 180px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: var(--space-3);
  color: var(--text-muted);
  background: linear-gradient(145deg, var(--surface-muted) 0%, var(--surface) 100%);
}

.buyer-image-placeholder__icon {
  width: 64px;
  height: auto;
  opacity: 0.5;
}

.buyer-image-placeholder__text {
  font-size: 13px;
}

.buyer-car-card__body {
  padding: var(--space-4) var(--space-5) var(--space-5);
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
  flex: 1;
}

.buyer-car-card__title {
  margin: 0;
  font-size: 18px;
  font-weight: 700;
  letter-spacing: -0.01em;
  line-height: 1.25;
}

.buyer-car-card__model {
  margin: 0;
  font-size: 14px;
  font-weight: 500;
  color: var(--text-primary);
  line-height: 1.35;
}

.buyer-car-card__meta {
  margin: 0;
  font-size: 13px;
  color: var(--text-secondary);
}

.buyer-car-card__city {
  margin: 0 0 var(--space-2);
  font-size: 14px;
  color: var(--text-primary);
  font-weight: 500;
}

.buyer-car-card__status {
  margin: 0 0 var(--space-2);
}

.buyer-car-card__title-row {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: var(--space-2);
  margin-bottom: var(--space-1);
}

.buyer-car-card__title-row .buyer-car-card__title {
  margin: 0;
  flex: 1;
  min-width: 0;
}

.favorite-toggle {
  flex-shrink: 0;
  white-space: nowrap;
}

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

.favorite-card-actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
  align-items: center;
}

.buyer-car-card__footer {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: var(--space-3);
  margin-top: auto;
  padding-top: var(--space-3);
  border-top: 1px solid var(--border);
}

.buyer-car-card__price-block {
  display: flex;
  flex-direction: column;
  gap: 2px;
  min-width: 0;
}

.buyer-car-card__price-label {
  font-size: 11px;
  color: var(--text-secondary);
  font-weight: 600;
}

.buyer-car-card__price-label--bid {
  color: var(--warning);
  letter-spacing: 0.02em;
  text-transform: uppercase;
  font-size: 10px;
}

.buyer-car-card__price-value {
  font-size: 20px;
  font-weight: 700;
  letter-spacing: -0.02em;
  line-height: 1.2;
}

.buyer-car-card__link {
  flex-shrink: 0;
  font-size: 14px;
  font-weight: 600;
  color: var(--text-muted);
  transition: color 0.15s ease, transform 0.15s ease;
}

.buyer-car-card:hover .buyer-car-card__link {
  color: var(--primary);
  transform: translateX(2px);
}

.buyer-empty-state {
  text-align: center;
  padding: var(--space-12) var(--space-6);
  background: var(--surface);
  border: 1px dashed var(--border);
  border-radius: var(--radius-lg);
}

.buyer-empty-state__title {
  margin: 0 0 var(--space-2);
  font-size: 20px;
}

.buyer-empty-state__message {
  margin: 0;
  color: var(--text-secondary);
  max-width: 36ch;
  margin-inline: auto;
}

/* ── Buyer search (BUY-002) ───────────────────────────── */

.buyer-search {
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
}

.buyer-search__row {
  display: flex;
  align-items: stretch;
  gap: var(--space-4);
}

.buyer-search__hero {
  flex: 1;
  min-width: 0;
}

.buyer-search__input {
  width: 100%;
  min-height: 56px;
  padding: var(--space-4) var(--space-5);
  font-size: 17px;
  border-radius: var(--radius-lg);
  border: 1px solid var(--border);
  background: var(--surface);
  box-shadow: var(--shadow-sm);
  transition: border-color 0.15s ease, box-shadow 0.15s ease;
}

.buyer-search__input:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: 0 0 0 3px color-mix(in srgb, var(--primary) 18%, transparent);
}

.buyer-search__refine {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  flex-shrink: 0;
  align-self: center;
  padding: var(--space-3) var(--space-4);
  min-height: 56px;
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  background: var(--surface);
  font-size: 14px;
  font-weight: 600;
  color: var(--text-secondary);
  cursor: pointer;
  white-space: nowrap;
  transition: color 0.15s ease, border-color 0.15s ease, background 0.15s ease;
}

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

.buyer-search__refine:hover,
.buyer-search__refine--active {
  color: var(--primary);
  border-color: color-mix(in srgb, var(--primary) 35%, var(--border));
  background: color-mix(in srgb, var(--primary) 4%, var(--surface));
}

.buyer-search__refine--active .buyer-search__refine-icon {
  color: var(--primary);
}

.buyer-filter-panel {
  padding: var(--space-6);
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
  animation: buyer-panel-in 0.2s ease;
}

@keyframes buyer-panel-in {
  from { opacity: 0; transform: translateY(-4px); }
  to { opacity: 1; transform: translateY(0); }
}

.buyer-filter-panel__grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: var(--space-5) var(--space-6);
}

.buyer-filter-panel__actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-3);
  margin-top: var(--space-6);
  padding-top: var(--space-5);
  border-top: 1px solid var(--border);
}

.buyer-filter-field--price {
  grid-column: 1 / -1;
}

.buyer-filter-field--year {
  grid-column: span 1;
}

.buyer-filter-field__year-row {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  gap: var(--space-2);
  align-items: center;
}

.buyer-filter-field__year-sep {
  color: var(--text-muted);
  font-size: 14px;
}

.buyer-price-range {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}

.buyer-price-range__bounds {
  display: flex;
  justify-content: space-between;
  font-size: 13px;
  color: var(--text-muted);
  font-weight: 500;
}

.buyer-price-range__track {
  position: relative;
  height: 32px;
  display: flex;
  align-items: center;
}

.buyer-price-range__track-bg,
.buyer-price-range__track-fill {
  position: absolute;
  left: 0;
  right: 0;
  height: 4px;
  border-radius: 999px;
  pointer-events: none;
}

.buyer-price-range__track-bg {
  background: var(--border);
}

.buyer-price-range__track-fill {
  background: var(--primary);
}

.buyer-price-range__input {
  position: absolute;
  left: 0;
  width: 100%;
  margin: 0;
  pointer-events: none;
  appearance: none;
  background: transparent;
  height: 4px;
}

.buyer-price-range__input::-webkit-slider-thumb {
  appearance: none;
  pointer-events: all;
  width: 18px;
  height: 18px;
  border-radius: 50%;
  background: var(--surface);
  border: 2px solid var(--primary);
  box-shadow: var(--shadow-sm);
  cursor: pointer;
}

.buyer-price-range__input::-moz-range-thumb {
  pointer-events: all;
  width: 18px;
  height: 18px;
  border-radius: 50%;
  background: var(--surface);
  border: 2px solid var(--primary);
  box-shadow: var(--shadow-sm);
  cursor: pointer;
}

.buyer-price-range__input--min {
  z-index: 3;
}

.buyer-price-range__input--max {
  z-index: 4;
}

.buyer-price-range__summary {
  margin: 0;
  font-size: 14px;
  color: var(--text-secondary);
  line-height: 1.5;
}

.buyer-filters {
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
  padding: var(--space-5);
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
}

.buyer-filters__grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
  gap: var(--space-4);
}

.buyer-filter-field .form-label {
  margin-bottom: var(--space-1);
}

.buyer-filters__actions {
  display: flex;
  justify-content: flex-end;
}

.buyer-detail-back {
  display: inline-block;
  margin-bottom: var(--space-2);
  font-size: 14px;
  font-weight: 500;
  color: var(--text-secondary);
  text-decoration: none;
  transition: color 0.15s ease;
}

.buyer-detail-back:hover {
  color: var(--primary);
}

.buyer-detail-page {
  display: flex;
  flex-direction: column;
  gap: var(--space-8);
}

.buyer-detail-hero {
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(0, 1.1fr);
  gap: var(--space-8);
  align-items: start;
}

.buyer-detail-hero__info {
  display: flex;
  flex-direction: column;
  gap: var(--space-1);
}

.buyer-detail-hero__title {
  margin: 0;
  font-size: clamp(26px, 4vw, 34px);
  font-weight: 700;
  letter-spacing: -0.02em;
  line-height: 1.2;
}

.buyer-detail-hero__variant {
  margin: var(--space-1) 0 0;
  font-size: 16px;
  font-weight: 500;
  color: var(--text-primary);
}

.buyer-detail-hero__meta {
  margin: var(--space-2) 0 0;
  font-size: 15px;
  color: var(--text-secondary);
}

.buyer-detail-hero__city {
  margin: var(--space-1) 0 0;
  font-size: 15px;
  font-weight: 500;
  color: var(--text-primary);
}

.buyer-detail-hero__footer {
  display: flex;
  align-items: flex-end;
  justify-content: flex-start;
  gap: var(--space-3);
  margin-top: var(--space-5);
  flex-wrap: wrap;
}

.buyer-detail-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
  align-items: center;
}

.buyer-detail-hero__proposal {
  width: 100%;
  margin-top: var(--space-2);
  padding: var(--space-3);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  background: var(--surface-muted);
}

.buyer-detail-hero__proposal-meta {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: var(--space-3);
}

.buyer-detail-hero__proposal-amount {
  font-size: 16px;
  font-weight: 700;
  color: var(--text-primary);
}

.buyer-detail-hero__proposal-status,
.buyer-detail-hero__proposal-counter,
.buyer-detail-hero__proposal-comment,
.buyer-detail-hero__proposal-empty {
  margin: 0;
  font-size: 14px;
  color: var(--text-secondary);
}

.buyer-detail-hero__proposal-counter,
.buyer-detail-hero__proposal-comment {
  margin-top: var(--space-2);
}

.buyer-detail-hero__description {
  margin-top: var(--space-6);
}

.buyer-detail-hero__description-title {
  margin: 0 0 var(--space-3);
  font-size: 18px;
  font-weight: 700;
  letter-spacing: -0.01em;
  color: var(--text-primary);
}

.buyer-detail-hero__description-text {
  margin: 0;
  font-size: 15px;
  line-height: 1.65;
  color: var(--text-primary);
  white-space: pre-wrap;
}

.buyer-detail-hero__price-block {
  display: flex;
  flex-direction: column;
  gap: 2px;
  min-width: 0;
}

.buyer-detail-hero__price-label {
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.02em;
  text-transform: uppercase;
  color: var(--warning);
}

.buyer-detail-hero__price-value {
  font-size: 30px;
  font-weight: 700;
  letter-spacing: -0.025em;
  line-height: 1.15;
  color: var(--text-primary);
}

.buyer-detail-hero__bid {
  display: inline-flex;
  align-items: center;
  flex-shrink: 0;
  padding: var(--space-3) var(--space-4);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  background: var(--surface);
  font-size: 14px;
  font-weight: 600;
  color: var(--text-secondary);
  cursor: pointer;
  white-space: nowrap;
  transition: color 0.15s ease, border-color 0.15s ease, background 0.15s ease;
}

.buyer-detail-hero__bid:hover {
  color: var(--primary);
  border-color: color-mix(in srgb, var(--primary) 35%, var(--border));
  background: color-mix(in srgb, var(--primary) 4%, var(--surface));
}

.buyer-detail-hero__media {
  align-self: start;
}

.buyer-detail-hero__media .buyer-gallery {
  gap: var(--space-1);
}

.buyer-detail-hero__media .buyer-gallery__thumbs {
  gap: var(--space-1);
  padding-bottom: 0;
}

.buyer-detail-hero__media .buyer-gallery__main {
  aspect-ratio: 5 / 4;
  min-height: 300px;
  border-radius: var(--radius-lg);
}

.buyer-detail-sections {
  display: flex;
  flex-direction: column;
  gap: var(--space-8);
}

.buyer-detail-section__title {
  margin: 0 0 var(--space-4);
  font-size: 20px;
  font-weight: 700;
  letter-spacing: -0.01em;
  color: var(--text-primary);
}

.buyer-detail-section__text {
  margin: 0;
  line-height: 1.65;
  color: var(--text-primary);
  white-space: pre-wrap;
}

.buyer-detail-specs {
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: var(--space-5) var(--space-8);
}

@media (max-width: 900px) {
  .buyer-detail-hero {
    grid-template-columns: 1fr;
    gap: var(--space-6);
  }

  .buyer-detail-hero__media {
    order: -1;
  }
}

.buyer-gallery {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}

.buyer-gallery__main {
  width: 100%;
  aspect-ratio: 16 / 10;
  object-fit: cover;
  border-radius: var(--radius-lg);
  background: var(--surface-muted);
  display: block;
}

.buyer-gallery__thumbs {
  display: flex;
  gap: var(--space-2);
  overflow-x: auto;
  padding-bottom: var(--space-1);
}

.buyer-gallery__thumb {
  flex: 0 0 88px;
  height: 64px;
  padding: 0;
  border: 2px solid transparent;
  border-radius: var(--radius-md);
  overflow: hidden;
  cursor: pointer;
  background: none;
}

.buyer-gallery__thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.buyer-gallery__thumb--active {
  border-color: var(--primary);
}

@media (max-width: 768px) {
  .buyer-car-grid { grid-template-columns: repeat(2, 1fr); }
}

/* WO-010 listing images */
.listing-images {
  margin-bottom: var(--space-6);
  padding: var(--space-5);
}
.listing-images__header { margin-bottom: var(--space-4); }
.listing-images__title {
  margin: 0 0 var(--space-2);
  font-size: var(--text-lg);
}
.listing-images__toolbar { margin-top: var(--space-3); }
.listing-images__file-label { display: inline-flex; cursor: pointer; }
.listing-images__grid {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: var(--space-4);
}
.listing-images__item {
  position: relative;
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  background: var(--card);
  overflow: hidden;
  display: flex;
  flex-direction: column;
}
.listing-images__preview {
  aspect-ratio: 4 / 3;
  background: var(--surface-2, #f3f4f6);
  display: flex;
  align-items: center;
  justify-content: center;
}
.listing-images__preview img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}
.listing-images__badge {
  position: absolute;
  top: var(--space-2);
  left: var(--space-2);
  background: var(--primary);
  color: #fff;
  font-size: var(--text-xs);
  padding: 2px 8px;
  border-radius: 999px;
}
.listing-images__actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-1);
  padding: var(--space-2);
}
.listing-images__empty { margin: 0; }
@media (max-width: 900px) {
  .listing-images__grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}
@media (max-width: 560px) {
  .listing-images__grid { grid-template-columns: 1fr; }
}

@media (max-width: 390px) {
  .buyer-car-card__title-row {
    flex-direction: column;
    align-items: stretch;
  }

  .favorite-toggle,
  .favorite-card-actions .btn,
  .buyer-detail-hero__actions .btn {
    width: 100%;
  }

  .favorite-card-actions {
    flex-direction: column;
    align-items: stretch;
  }

  .buyer-detail-hero__actions {
    width: 100%;
  }
}


/* ── Bidding workspace (WO-012) ──────────────────────── */

.bidding-workspace {
  display: flex;
  flex-direction: column;
  gap: var(--space-5);
}

.bidding-workspace__hint {
  margin: 0;
  color: var(--text-secondary);
}

.bidding-workspace__panel {
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
}

.bidding-workspace__list {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: var(--space-4);
}

.bidding-workspace-card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: var(--space-4);
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
  min-width: 0;
}

.bidding-workspace-card__header {
  display: flex;
  justify-content: space-between;
  gap: var(--space-3);
  align-items: flex-start;
}

.bidding-workspace-card__title {
  margin: 0;
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--text);
  word-break: break-word;
}

.bidding-workspace-card__meta {
  margin: 0.25rem 0 0;
}

.bidding-workspace-card__badges {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
  justify-content: flex-end;
  flex-shrink: 0;
}

.bidding-workspace-card__body {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
  min-width: 0;
}

.bidding-workspace-card__row {
  display: flex;
  justify-content: space-between;
  gap: var(--space-3);
  font-size: 0.95rem;
}

.bidding-workspace-card__row dt {
  color: var(--text-secondary);
  margin: 0;
}

.bidding-workspace-card__row dd {
  margin: 0;
  font-weight: 600;
  text-align: right;
  word-break: break-word;
}

.bidding-workspace-card__footer {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
  margin-top: auto;
  padding-top: var(--space-2);
}

.badge--action-required {
  background: var(--primary-light);
  color: var(--primary);
  border: 1px solid var(--primary-muted);
}

@media (max-width: 420px) {
  .bidding-workspace__list {
    grid-template-columns: 1fr;
  }

  .bidding-workspace-card__header {
    flex-direction: column;
  }

  .bidding-workspace-card__badges {
    justify-content: flex-start;
  }
}