/* =========================================================================
   HS Store CRM — Componentes · Marca "HS Store"
   Depende de tokens.css + base.css. Convenção BEM leve: .bloco, .bloco__parte, .bloco--variante
   Índice:
     1. App shell (sidebar, topbar, conteúdo, cabeçalho de página)
     2. Botão
     3. Campo (input, select, textarea, afixos, checkbox, switch, range)
     4. Cartão
     5. Badge
     6. Tabela (+ paginação, estado vazio, skeleton)
     7. Modal e drawer (<dialog>)
     8. Toast
     9. Tabs
    10. Dropdown
    11. Tooltip
    12. KPI tile
    13. Upload de imagens
    14–21. Ecrãs: split, actionbar, listagem, alerta, dl, custos & preço, stepper, combobox, gráficos
   ========================================================================= */

/* =========================================================================
   1. APP SHELL
   ========================================================================= */
.app {
  display: grid;
  grid-template-columns: var(--sidebar-width) minmax(0, 1fr);
  min-height: 100vh;
  transition: grid-template-columns var(--duration-base) var(--ease-standard);
}
.app[data-sidebar="collapsed"] { grid-template-columns: var(--sidebar-width-collapsed) minmax(0, 1fr); }

.sidebar {
  position: sticky; top: 0; height: 100vh; z-index: var(--z-sidebar);
  display: flex; flex-direction: column;
  background: var(--color-surface);
  border-right: 1px solid var(--color-border);
  overflow: hidden;
}
.sidebar__brand {
  display: flex; align-items: center; gap: var(--space-3);
  height: var(--topbar-height); padding: 0 var(--space-4) 0 var(--space-5);
  color: var(--color-text); text-decoration: none; flex: none;
}
.sidebar__logo {
  width: 36px; height: 36px; flex: none; border-radius: 50%;
  object-fit: cover; box-shadow: 0 0 0 1px var(--color-border);
}
.sidebar__name {
  font-family: var(--font-display); font-weight: var(--weight-bold); font-size: var(--text-lg);
  letter-spacing: var(--tracking-tight); white-space: nowrap;
}
.sidebar__name small { display: block; font: var(--weight-medium) var(--text-2xs) var(--font-sans); letter-spacing: 0; color: var(--color-text-3); }
.sidebar__nav { flex: 1; overflow-y: auto; padding: var(--space-3); }
.sidebar__section { margin: var(--space-4) var(--space-3) var(--space-1); }
.nav-list { list-style: none; padding: 0; display: flex; flex-direction: column; gap: var(--space-0-5); }
.nav-link {
  display: flex; align-items: center; gap: var(--space-3);
  height: var(--control-md); padding: 0 var(--space-3);
  border-radius: var(--radius-sm);
  color: var(--color-text-2); text-decoration: none; font-weight: var(--weight-medium);
  white-space: nowrap;
  transition: background var(--duration-fast), color var(--duration-fast);
}
.nav-link:hover { background: var(--color-surface-2); color: var(--color-text); }
.nav-link[aria-current="page"] { background: var(--color-accent-soft); color: var(--color-accent-text); box-shadow: inset 3px 0 0 var(--color-brand-gold); }
.nav-link[aria-current="page"] .icon { color: var(--color-accent); }
.nav-link__label { overflow: hidden; text-overflow: ellipsis; }
.sidebar__footer { flex: none; padding: var(--space-3); border-top: 1px solid var(--color-border); }

/* Sidebar colapsada (desktop): só ícones */
.app[data-sidebar="collapsed"] .sidebar__name,
.app[data-sidebar="collapsed"] .nav-link__label,
.app[data-sidebar="collapsed"] .sidebar__section { display: none; }
.app[data-sidebar="collapsed"] .sidebar__brand { padding: 0; justify-content: center; }
.app[data-sidebar="collapsed"] .nav-link { justify-content: center; padding: 0; }
.app[data-sidebar="collapsed"] .sidebar__collapse .icon { transform: scaleX(-1); }

.main { min-width: 0; display: flex; flex-direction: column; }

.topbar {
  position: sticky; top: 0; z-index: var(--z-topbar);
  display: flex; align-items: center; gap: var(--space-3);
  height: var(--topbar-height); padding: 0 var(--gutter);
  background: color-mix(in srgb, var(--color-bg) 88%, transparent);
  backdrop-filter: saturate(1.4) blur(10px);
  -webkit-backdrop-filter: saturate(1.4) blur(10px);
  border-bottom: 1px solid var(--color-border);
}
.btn.topbar__menu { display: none; }
.topbar__search { flex: 1; min-width: 0; max-width: 520px; }
.topbar__end { margin-left: auto; display: flex; align-items: center; gap: var(--space-2); }
.search {
  display: flex; align-items: center; gap: var(--space-2);
  height: var(--control-md); padding: 0 var(--space-3);
  background: var(--color-surface); border: 1px solid var(--color-border);
  border-radius: var(--radius-md); color: var(--color-text-3);
}
.search:focus-within { border-color: var(--color-accent); box-shadow: var(--focus-ring); }
.search input { flex: 1; min-width: 0; width: 100%; border: 0; background: transparent; height: 100%; color: var(--color-text); }
.search input:focus { outline: none; }
.search kbd { flex: none; }

.user-chip {
  display: flex; align-items: center; gap: var(--space-2);
  height: var(--control-md); padding: 0 var(--space-2) 0 var(--space-1);
  border-radius: var(--radius-pill); color: var(--color-text);
}
.user-chip:hover { background: var(--color-surface-2); }
.avatar {
  width: 32px; height: 32px; border-radius: 50%; flex: none;
  display: grid; place-items: center;
  background: var(--color-surface-3); color: var(--color-text-2);
  font-size: var(--text-xs); font-weight: var(--weight-semibold);
}
.user-chip__name { font-weight: var(--weight-medium); font-size: var(--text-sm); white-space: nowrap; }

.content { flex: 1; width: 100%; max-width: var(--content-max); margin: 0 auto; padding: var(--space-6) var(--gutter) var(--space-12); }

.page-header {
  display: flex; flex-wrap: wrap; align-items: flex-end; justify-content: space-between;
  gap: var(--space-4); margin-bottom: var(--space-6);
}
.page-header__title { font-size: var(--text-2xl); }
.page-header__subtitle { margin-top: var(--space-1); color: var(--color-text-2); }
.page-header__actions { display: flex; flex-wrap: wrap; gap: var(--space-2); }
.breadcrumb { display: flex; flex-wrap: wrap; gap: var(--space-1-5); list-style: none; padding: 0; margin-bottom: var(--space-1); font-size: var(--text-sm); color: var(--color-text-3); }
.breadcrumb a { color: var(--color-text-2); text-decoration: none; }
.breadcrumb a:hover { color: var(--color-accent-text); text-decoration: underline; }
.breadcrumb li + li::before { content: "›"; margin-right: var(--space-1-5); color: var(--color-text-3); }

.sidebar-backdrop { display: none; }

/* Tablet/telemóvel: sidebar off-canvas */
@media (max-width: 960px) {
  .app, .app[data-sidebar="collapsed"] { grid-template-columns: minmax(0, 1fr); }
  .sidebar {
    position: fixed; inset: 0 auto 0 0; width: min(var(--sidebar-width), 84vw);
    /* fechada: fora do ecrã e invisível (não recebe foco de teclado) */
    transform: translateX(-100%); visibility: hidden;
    transition: transform var(--duration-slow) var(--ease-standard), visibility 0s linear var(--duration-slow);
  }
  .app[data-mobile-nav="open"] .sidebar {
    transform: none; visibility: visible; box-shadow: var(--shadow-lg);
    transition: transform var(--duration-slow) var(--ease-standard), visibility 0s;
  }
  .app[data-mobile-nav="open"] .sidebar-backdrop {
    display: block; position: fixed; inset: 0; z-index: calc(var(--z-sidebar) - 1); background: var(--color-overlay);
  }
  /* no off-canvas mostra sempre labels, mesmo que colapsada no desktop */
  .app[data-sidebar="collapsed"] .sidebar__name,
  .app[data-sidebar="collapsed"] .nav-link__label { display: initial; }
  .app[data-sidebar="collapsed"] .sidebar__section { display: block; }
  .app[data-sidebar="collapsed"] .sidebar__brand { padding: 0 var(--space-4) 0 var(--space-5); justify-content: flex-start; }
  .app[data-sidebar="collapsed"] .nav-link { justify-content: flex-start; padding: 0 var(--space-3); }
  .sidebar__collapse { display: none; }
  .btn.topbar__menu { display: inline-flex; }
}
@media (max-width: 640px) {
  .user-chip__name, .topbar .search kbd, .topbar__quick-label { display: none; }
  .page-header__title { font-size: var(--text-xl); }
  .page-header__actions { width: 100%; }
  .page-header__actions > .btn { flex: 1; }
}

/* =========================================================================
   2. BOTÃO
   ========================================================================= */
.btn {
  --btn-bg: var(--color-surface);
  --btn-fg: var(--color-text);
  --btn-border: var(--color-border-strong);
  --btn-bg-hover: var(--color-surface-2);
  position: relative;
  display: inline-flex; align-items: center; justify-content: center; gap: var(--space-2);
  height: var(--control-md); padding: 0 var(--space-4);
  font-size: var(--text-base); font-weight: var(--weight-semibold); line-height: 1;
  white-space: nowrap; text-decoration: none; user-select: none;
  color: var(--btn-fg); background: var(--btn-bg);
  border: 1px solid var(--btn-border); border-radius: var(--radius-md);
  transition: background var(--duration-fast), border-color var(--duration-fast), color var(--duration-fast), box-shadow var(--duration-fast);
}
.btn:hover { background: var(--btn-bg-hover); color: var(--btn-fg); }
.btn:active { transform: translateY(1px); }
.btn:focus-visible { outline: none; box-shadow: var(--focus-ring); }
.btn .icon { width: 1.125rem; height: 1.125rem; }

.btn--primary {
  --btn-bg: var(--color-accent); --btn-fg: var(--color-on-accent);
  --btn-border: transparent; --btn-bg-hover: var(--color-accent-hover);
  box-shadow: var(--shadow-inset-button);
}
.btn--secondary { /* valores por defeito */ }
.btn--ghost {
  --btn-bg: transparent; --btn-border: transparent; --btn-fg: var(--color-text-2);
  --btn-bg-hover: var(--color-surface-2);
}
.btn--ghost:hover { --btn-fg: var(--color-text); }
.btn--ghost.text-danger, .btn--ghost.text-danger:hover { --btn-fg: var(--color-danger); --btn-bg-hover: var(--color-danger-soft); }
.btn--danger {
  --btn-bg: var(--color-danger); --btn-fg: #ffffff;
  --btn-border: transparent; --btn-bg-hover: var(--color-danger-hover);
}
:root[data-theme="dark"] .btn--danger { --btn-fg: #1f0806; }
@media (prefers-color-scheme: dark) { :root:not([data-theme="light"]) .btn--danger { --btn-fg: #1f0806; } }

.btn--sm { height: var(--control-sm); padding: 0 var(--space-3); font-size: var(--text-sm); border-radius: var(--radius-sm); gap: var(--space-1-5); }
.btn--sm .icon { width: 1rem; height: 1rem; }
.btn--lg { height: var(--control-lg); padding: 0 var(--space-6); font-size: var(--text-md); }
.btn--block { width: 100%; }
.btn--icon { width: var(--control-md); padding: 0; }
.btn--icon.btn--sm { width: var(--control-sm); }
.btn--icon.btn--lg { width: var(--control-lg); }

.btn:disabled, .btn[aria-disabled="true"] {
  opacity: 0.5; cursor: not-allowed; pointer-events: none; box-shadow: none;
}

/* Loading: aria-busy="true" esconde o conteúdo e mostra spinner, mantendo a largura */
.btn[aria-busy="true"] { pointer-events: none; color: transparent; }
.btn[aria-busy="true"] > * { visibility: hidden; }
.btn[aria-busy="true"]::after {
  content: ""; position: absolute; inset: 0; margin: auto;
  width: 1.125rem; height: 1.125rem; border-radius: 50%;
  border: 2px solid var(--btn-fg); border-right-color: transparent;
  animation: spin 0.7s linear infinite;
}
@keyframes spin { to { transform: rotate(360deg); } }

.btn-group { display: inline-flex; }
.btn-group > .btn { border-radius: 0; }
.btn-group > .btn:first-child { border-radius: var(--radius-md) 0 0 var(--radius-md); }
.btn-group > .btn:last-child { border-radius: 0 var(--radius-md) var(--radius-md) 0; }
.btn-group > .btn + .btn { margin-left: -1px; }

/* =========================================================================
   3. CAMPO
   ========================================================================= */
.field { display: flex; flex-direction: column; gap: var(--space-1-5); min-width: 0; }
.field__label { font-size: var(--text-sm); font-weight: var(--weight-medium); color: var(--color-text-2); }
.field__required { color: var(--color-danger); margin-left: 2px; }
.field__hint { font-size: var(--text-xs); color: var(--color-text-3); }
.field__error {
  display: flex; align-items: center; gap: var(--space-1);
  font-size: var(--text-xs); font-weight: var(--weight-medium); color: var(--color-danger);
}
.field__error .icon { width: 0.875rem; height: 0.875rem; }

/* .control envolve o input e eventuais afixos (€, g, min, %) */
.control {
  display: flex; align-items: center;
  height: var(--control-md);
  background: var(--color-surface);
  border: 1px solid var(--color-border-strong);
  border-radius: var(--radius-sm);
  transition: border-color var(--duration-fast), box-shadow var(--duration-fast);
}
.control:hover { border-color: var(--color-text-3); }
.control:focus-within { border-color: var(--color-accent); box-shadow: var(--focus-ring); }
.control__input {
  flex: 1; min-width: 0; height: 100%;
  padding: 0 var(--space-3);
  background: transparent; border: 0; border-radius: inherit;
  color: var(--color-text); font-size: var(--text-base);
}
.control__input:focus { outline: none; }
.control__input.num { text-align: right; }
.control__affix {
  flex: none; display: flex; align-items: center; height: 100%;
  padding: 0 var(--space-3); color: var(--color-text-3); font-size: var(--text-base);
  line-height: 1; user-select: none;
}
.control__affix--prefix { padding-right: 0; }
.control__affix--suffix { padding-left: 0; }
.control__affix .icon { width: 1rem; height: 1rem; }

/* select nativo com seta própria */
.control--select { position: relative; }
.control--select .control__input { appearance: none; -webkit-appearance: none; padding-right: var(--space-8); cursor: pointer; }
.control--select::after {
  content: ""; position: absolute; right: var(--space-3); top: 50%; pointer-events: none;
  width: 8px; height: 8px; margin-top: -6px;
  border-right: 2px solid var(--color-text-3); border-bottom: 2px solid var(--color-text-3);
  transform: rotate(45deg);
}
.control--select option { background: var(--color-surface); color: var(--color-text); }

.control--textarea { height: auto; align-items: stretch; }
.control--textarea .control__input { min-height: 96px; padding: var(--space-2-5) var(--space-3); resize: vertical; line-height: var(--leading-normal); }

.control--sm { height: var(--control-sm); }
.control--sm .control__input { font-size: var(--text-sm); padding: 0 var(--space-2); }
.control--lg { height: var(--control-lg); }

/* Estados */
.control:has(.control__input[aria-invalid="true"]),
.control--invalid { border-color: var(--color-danger); }
.control:has(.control__input[aria-invalid="true"]):focus-within,
.control--invalid:focus-within { box-shadow: 0 0 0 3px var(--color-danger-soft), 0 0 0 1px var(--color-danger); }
.control:has(.control__input:disabled),
.control--disabled { background: var(--color-surface-2); border-color: var(--color-border); color: var(--color-text-disabled); }
.control:has(.control__input:disabled) .control__input { color: var(--color-text-disabled); cursor: not-allowed; }
.control:has(.control__input[readonly]) { background: var(--color-surface-2); border-style: dashed; }

/* Checkbox / radio com label */
.check {
  display: inline-flex; align-items: flex-start; gap: var(--space-2);
  font-size: var(--text-base); color: var(--color-text); cursor: pointer;
}
.check input { margin-top: 0.15em; flex: none; cursor: pointer; }
.check__hint { display: block; font-size: var(--text-xs); color: var(--color-text-3); }

/* Switch: <button role="switch" aria-checked> ou <input type=checkbox class="switch__input"> */
.switch {
  display: inline-flex; align-items: center; justify-content: space-between; gap: var(--space-3);
  cursor: pointer; font-size: var(--text-base);
}
.switch__track {
  position: relative; flex: none; width: 42px; height: 24px; border-radius: var(--radius-pill);
  background: var(--color-surface-3); box-shadow: inset 0 0 0 1px var(--color-border-strong);
  transition: background var(--duration-base);
}
.switch__track::after {
  content: ""; position: absolute; top: 3px; left: 3px; width: 18px; height: 18px; border-radius: 50%;
  background: #ffffff; box-shadow: 0 1px 3px rgba(0, 0, 0, 0.3);
  transition: transform var(--duration-base) var(--ease-standard);
}
.switch__input { position: absolute; opacity: 0; width: 1px; height: 1px; }
.switch__input:checked + .switch__track,
.switch[aria-checked="true"] .switch__track { background: var(--color-accent); box-shadow: none; }
.switch__input:checked + .switch__track::after,
.switch[aria-checked="true"] .switch__track::after { transform: translateX(18px); }
.switch__input:focus-visible + .switch__track,
.switch:focus-visible .switch__track { box-shadow: var(--focus-ring); }
.switch:focus-visible { outline: none; }
.switch__input:disabled + .switch__track { opacity: 0.5; }

.range { width: 100%; height: 24px; cursor: pointer; }

/* Linha de formulário */
.form-grid { display: grid; gap: var(--space-4) var(--space-5); grid-template-columns: repeat(var(--form-cols, 2), minmax(0, 1fr)); }
.form-grid--3 { --form-cols: 3; }
.form-grid--4 { --form-cols: 4; }
.span-2 { grid-column: span 2; }
.span-full { grid-column: 1 / -1; }
@media (max-width: 720px) {
  .form-grid, .form-grid--3, .form-grid--4 { --form-cols: 2; }
  .span-2 { grid-column: 1 / -1; }
}
@media (max-width: 420px) { .form-grid { --form-cols: 1; } }

/* =========================================================================
   4. CARTÃO
   ========================================================================= */
.card {
  background: var(--color-surface);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
  min-width: 0;
}
.card__header {
  display: flex; flex-wrap: wrap; align-items: baseline; justify-content: space-between; gap: var(--space-2) var(--space-4);
  padding: var(--space-5) var(--space-6) 0;
}
.card__title { font-family: var(--font-display); font-size: var(--text-lg); font-weight: var(--weight-semibold); letter-spacing: -0.01em; }
.card__subtitle { font-size: var(--text-sm); color: var(--color-text-3); }
.card__actions { display: flex; gap: var(--space-2); align-items: center; }
.card__body { padding: var(--space-5) var(--space-6) var(--space-6); }
.card__header + .card__body { padding-top: var(--space-4); }
.card__footer {
  display: flex; flex-wrap: wrap; justify-content: flex-end; gap: var(--space-2);
  padding: var(--space-4) var(--space-6); border-top: 1px solid var(--color-border);
}
.card--flush .card__body { padding: 0; }
.card--outline { box-shadow: none; border: 1px solid var(--color-border); }
.card--inverse { background: var(--color-surface-inverse); color: var(--color-text-inverse); box-shadow: none; }
.card--inverse .card__title, .card--inverse h2, .card--inverse h3 { color: var(--color-text-inverse); }
.card--inverse .card__subtitle, .card--inverse .unit, .card--inverse .muted { color: inherit; opacity: 0.72; }
.card--sticky { position: sticky; top: calc(var(--topbar-height) + var(--space-4)); }
@media (max-width: 640px) {
  .card__header { padding: var(--space-4) var(--space-4) 0; }
  .card__body { padding: var(--space-4); }
  .card__footer { padding: var(--space-3) var(--space-4); }
}

/* =========================================================================
   5. BADGE
   ========================================================================= */
.badge {
  --badge-fg: var(--color-text-2);
  --badge-bg: var(--color-surface-2);
  display: inline-flex; align-items: center; gap: var(--space-1-5);
  height: 26px; padding: 0 var(--space-2-5);
  border-radius: var(--radius-pill);
  font-size: var(--text-sm); font-weight: var(--weight-semibold); line-height: 1; white-space: nowrap;
  color: var(--badge-fg); background: var(--badge-bg);
}
.badge .icon { width: 0.875rem; height: 0.875rem; }
.badge--sm { height: 20px; padding: 0 var(--space-2); font-size: var(--text-xs); gap: var(--space-1); }
.badge--dot::before { content: ""; width: 6px; height: 6px; border-radius: 50%; background: currentColor; }

.badge--neutral { --badge-fg: var(--color-text-2); --badge-bg: var(--color-surface-2); }
.badge--accent  { --badge-fg: var(--color-accent-text); --badge-bg: var(--color-accent-soft); }
.badge--success { --badge-fg: var(--color-success); --badge-bg: var(--color-success-soft); }
.badge--warning { --badge-fg: var(--color-warning); --badge-bg: var(--color-warning-soft); }
.badge--danger  { --badge-fg: var(--color-danger);  --badge-bg: var(--color-danger-soft); }
.badge--info    { --badge-fg: var(--color-info);    --badge-bg: var(--color-info-soft); }

/* Estados WordPress (valor da coluna wordpress_status) */
.badge--nao_publicado { --badge-fg: var(--color-text-2); --badge-bg: var(--color-surface-2); box-shadow: inset 0 0 0 1px var(--color-border-strong); }
.badge--a_enviar      { --badge-fg: var(--color-info);    --badge-bg: var(--color-info-soft); }
.badge--publicado     { --badge-fg: var(--color-success); --badge-bg: var(--color-success-soft); }
.badge--desatualizado { --badge-fg: var(--color-warning); --badge-bg: var(--color-warning-soft); }
.badge--erro          { --badge-fg: var(--color-danger);  --badge-bg: var(--color-danger-soft); }
.badge--a_enviar .icon { animation: spin 1.2s linear infinite; }

/* =========================================================================
   6. TABELA
   ========================================================================= */
.table-wrap {
  position: relative; overflow: auto; max-width: 100%;
  background: var(--color-surface); border-radius: var(--radius-lg); box-shadow: var(--shadow-sm);
}
.table-wrap--scroll { max-height: var(--table-max-height, 560px); }
.card .table-wrap { box-shadow: none; border-radius: 0; }
.table { width: 100%; font-size: var(--text-sm); }
.table caption { text-align: left; }
.table th, .table td { padding: 0 var(--space-4); height: 48px; text-align: left; vertical-align: middle; border-bottom: 1px solid var(--color-border); }
.table thead th {
  position: sticky; top: 0; z-index: var(--z-raised);
  height: 40px; background: var(--color-surface-2);
  font-size: var(--text-xs); font-weight: var(--weight-semibold); color: var(--color-text-2);
  white-space: nowrap; border-bottom-color: var(--color-border-strong);
}
.table tbody tr { transition: background var(--duration-instant); }
.table tbody tr:hover { background: color-mix(in srgb, var(--color-surface-2) 60%, transparent); }
.table tbody tr[aria-selected="true"] { background: var(--color-accent-soft); }
.table tbody tr:last-child td { border-bottom: 0; }
.table .num, .table th.num { text-align: right; font-variant-numeric: tabular-nums; }
.table th.num .th-sort { flex-direction: row-reverse; }
.table td.num .unit { margin-left: 2px; }
.table .col-check { width: 44px; padding-right: 0; }
.table .col-actions { width: 1%; white-space: nowrap; text-align: right; }
.table .cell-primary { display: block; min-width: 12rem; font-weight: var(--weight-semibold); color: var(--color-text); }
.table .cell-sub { display: block; font-size: var(--text-xs); color: var(--color-text-3); font-weight: var(--weight-regular); }
.table-thumb { width: 36px; height: 36px; border-radius: var(--radius-sm); object-fit: cover; background: var(--color-surface-3); }
.table--compact th, .table--compact td { height: 38px; padding: 0 var(--space-3); }

/* Cabeçalho ordenável: <th aria-sort> com <a|button class="th-sort"> */
.th-sort {
  display: inline-flex; align-items: center; gap: var(--space-1);
  color: inherit; text-decoration: none; font: inherit; border-radius: var(--radius-xs);
}
.th-sort:hover { color: var(--color-text); }
.th-sort__icon { width: 0.875rem; height: 0.875rem; opacity: 0.45; }
th[aria-sort="ascending"] .th-sort, th[aria-sort="descending"] .th-sort { color: var(--color-accent-text); }
th[aria-sort="ascending"] .th-sort__icon, th[aria-sort="descending"] .th-sort__icon { opacity: 1; }

/* Estado vazio */
.empty-state {
  display: flex; flex-direction: column; align-items: center; text-align: center; gap: var(--space-2);
  padding: var(--space-12) var(--space-6);
}
.empty-state__icon {
  width: 56px; height: 56px; border-radius: var(--radius-lg); display: grid; place-items: center;
  background: var(--color-surface-2); color: var(--color-text-3); margin-bottom: var(--space-2);
}
.empty-state__title { font-family: var(--font-display); font-size: var(--text-lg); font-weight: var(--weight-semibold); }
.empty-state__text { color: var(--color-text-2); max-width: 42ch; }
.empty-state .btn { margin-top: var(--space-3); }
.table td.table__empty { height: auto; padding: 0; }

/* Skeleton */
.skeleton {
  display: block; height: 0.75rem; border-radius: var(--radius-xs);
  background: linear-gradient(90deg, var(--color-skeleton) 0%, var(--color-skeleton-shine) 50%, var(--color-skeleton) 100%);
  background-size: 200% 100%;
  animation: shimmer 1.4s ease-in-out infinite;
}
.skeleton--text { width: var(--w, 70%); }
.skeleton--block { height: var(--h, 36px); width: var(--w, 36px); border-radius: var(--radius-sm); }
.skeleton--num { width: var(--w, 56px); margin-left: auto; }
@keyframes shimmer { from { background-position: 100% 0; } to { background-position: -100% 0; } }

/* Barra de tabela (filtros / seleção) e paginação */
.table-toolbar {
  display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: var(--space-3);
  padding: var(--space-3) var(--space-4); border-bottom: 1px solid var(--color-border);
}
.pagination {
  display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: var(--space-3);
  padding: var(--space-3) var(--space-4); font-size: var(--text-sm); color: var(--color-text-2);
  border-top: 1px solid var(--color-border);
}
.pagination__list { display: flex; gap: var(--space-1); list-style: none; padding: 0; }
.pagination__link {
  display: inline-grid; place-items: center; min-width: var(--control-sm); height: var(--control-sm); padding: 0 var(--space-2);
  border-radius: var(--radius-sm); color: var(--color-text-2); text-decoration: none; font-variant-numeric: tabular-nums; font-weight: var(--weight-medium);
}
.pagination__link:hover { background: var(--color-surface-2); color: var(--color-text); }
.pagination__link[aria-current="page"] { background: var(--color-accent); color: var(--color-on-accent); }
.pagination__link[aria-disabled="true"] { opacity: 0.4; pointer-events: none; }
.pagination__link .icon { width: 1rem; height: 1rem; }

/* =========================================================================
   7. MODAL E DRAWER (<dialog> nativo: foco preso, Esc, fundo inerte)
   ========================================================================= */
.modal, .drawer {
  background: var(--color-surface); color: var(--color-text);
  box-shadow: var(--shadow-lg);
  max-height: calc(100vh - var(--space-8));
}
.modal::backdrop, .drawer::backdrop { background: var(--color-overlay); }
.modal {
  width: min(var(--modal-width, 520px), calc(100vw - var(--space-8)));
  margin: auto; border-radius: var(--radius-lg);
}
.modal--sm { --modal-width: 400px; }
.modal--lg { --modal-width: 760px; }
.modal[open] { display: flex; flex-direction: column; animation: modal-in var(--duration-slow) var(--ease-out); }
.modal[open]::backdrop { animation: fade-in var(--duration-base) var(--ease-out); }
@keyframes modal-in { from { opacity: 0; transform: translateY(8px) scale(0.98); } }
@keyframes fade-in { from { opacity: 0; } }

.dialog__header {
  display: flex; align-items: flex-start; justify-content: space-between; gap: var(--space-4);
  padding: var(--space-5) var(--space-6) 0;
}
.dialog__title { font-size: var(--text-xl); }
.dialog__subtitle { margin-top: var(--space-1); color: var(--color-text-2); font-size: var(--text-sm); }
.dialog__close { margin: calc(var(--space-2) * -1) calc(var(--space-2) * -1) 0 0; }
.dialog__body { padding: var(--space-4) var(--space-6) var(--space-6); overflow-y: auto; flex: 1; }
.dialog__footer {
  display: flex; flex-wrap: wrap; justify-content: flex-end; gap: var(--space-2);
  padding: var(--space-4) var(--space-6); border-top: 1px solid var(--color-border); background: var(--color-surface);
  border-radius: 0 0 var(--radius-lg) var(--radius-lg);
}

.drawer {
  width: min(var(--drawer-width, 480px), 100vw);
  height: 100vh; max-height: 100vh; max-width: 100vw;
  margin: 0 0 0 auto;
  border-radius: var(--radius-lg) 0 0 var(--radius-lg);
}
.drawer--lg { --drawer-width: 640px; }
.drawer[open] { display: flex; flex-direction: column; animation: drawer-in var(--duration-slow) var(--ease-out); }
.drawer .dialog__header { padding-bottom: var(--space-4); border-bottom: 1px solid var(--color-border); }
.drawer .dialog__body { padding-top: var(--space-5); }
.drawer .dialog__footer { border-radius: 0; }
@keyframes drawer-in { from { transform: translateX(32px); opacity: 0; } }
@media (max-width: 640px) {
  .modal { width: 100vw; max-height: 92vh; margin: auto 0 0; border-radius: var(--radius-lg) var(--radius-lg) 0 0; }
  .dialog__footer { border-radius: 0; }
  .dialog__footer > .btn { flex: 1; }
  .drawer { border-radius: 0; }
}

/* =========================================================================
   8. TOAST
   ========================================================================= */
.toast-region {
  position: fixed; z-index: var(--z-toast);
  right: var(--space-5); bottom: var(--space-5);
  display: flex; flex-direction: column-reverse; gap: var(--space-2);
  width: min(380px, calc(100vw - var(--space-8)));
  pointer-events: none;
}
.toast {
  --toast-accent: var(--color-text-2);
  pointer-events: auto;
  display: grid; grid-template-columns: auto 1fr auto; gap: var(--space-3); align-items: start;
  padding: var(--space-3) var(--space-3) var(--space-3) var(--space-4);
  background: var(--color-surface); color: var(--color-text);
  border-radius: var(--radius-md); box-shadow: var(--shadow-md);
  border-left: 4px solid var(--toast-accent);
  animation: toast-in var(--duration-slow) var(--ease-out);
}
.toast__icon { color: var(--toast-accent); margin-top: 1px; }
.toast__title { font-weight: var(--weight-semibold); }
.toast__message { font-size: var(--text-sm); color: var(--color-text-2); }
.toast__close { margin: calc(var(--space-1) * -1); }
.toast--success { --toast-accent: var(--color-success); }
.toast--error   { --toast-accent: var(--color-danger); }
.toast--warning { --toast-accent: var(--color-warning); }
.toast--info    { --toast-accent: var(--color-info); }
.toast--static { animation: none; }
@keyframes toast-in { from { opacity: 0; transform: translateY(12px); } }
@media (max-width: 640px) {
  .toast-region { left: var(--space-4); right: var(--space-4); bottom: var(--space-4); width: auto; }
}

/* =========================================================================
   9. TABS
   ========================================================================= */
.tabs__list {
  display: flex; gap: var(--space-1); overflow-x: auto;
  border-bottom: 1px solid var(--color-border);
  scrollbar-width: none;
}
.tabs__tab {
  position: relative; display: inline-flex; align-items: center; gap: var(--space-2);
  height: var(--control-md); padding: 0 var(--space-3);
  color: var(--color-text-2); font-weight: var(--weight-medium); white-space: nowrap;
  border-radius: var(--radius-sm) var(--radius-sm) 0 0;
}
.tabs__tab:hover { color: var(--color-text); background: var(--color-surface-2); }
.tabs__tab[aria-selected="true"] { color: var(--color-text); }
.tabs__tab[aria-selected="true"]::after {
  content: ""; position: absolute; left: var(--space-2); right: var(--space-2); bottom: -1px;
  height: 3px; border-radius: 3px 3px 0 0; background: var(--color-accent);
}
.tabs__tab:focus-visible { outline: none; box-shadow: var(--focus-ring); }
.tabs__count {
  min-width: 20px; height: 20px; padding: 0 6px; border-radius: var(--radius-pill);
  display: inline-grid; place-items: center;
  background: var(--color-surface-3); color: var(--color-text-2);
  font-size: var(--text-xs); font-variant-numeric: tabular-nums;
}
.tabs__panel { padding-top: var(--space-5); }
.tabs__panel:focus-visible { outline-offset: 4px; }

/* Variante segmentada (filtros rápidos, ex.: canal de venda) */
.tabs--segmented .tabs__list { border: 0; padding: 3px; gap: 2px; background: var(--color-surface-2); border-radius: var(--radius-md); display: inline-flex; }
.tabs--segmented .tabs__tab { height: calc(var(--control-md) - 6px); border-radius: var(--radius-sm); }
.tabs--segmented .tabs__tab[aria-selected="true"] { background: var(--color-surface); box-shadow: var(--shadow-xs); }
.tabs--segmented .tabs__tab[aria-selected="true"]::after { display: none; }

/* =========================================================================
   10. DROPDOWN
   ========================================================================= */
.dropdown { position: relative; display: inline-block; }
.dropdown__menu {
  position: absolute; z-index: var(--z-dropdown);
  top: calc(100% + var(--space-1)); right: 0;
  min-width: 200px; padding: var(--space-1);
  background: var(--color-surface); border: 1px solid var(--color-border);
  border-radius: var(--radius-md); box-shadow: var(--shadow-md);
  list-style: none;
  animation: dropdown-in var(--duration-fast) var(--ease-out);
}
.dropdown--start .dropdown__menu { right: auto; left: 0; }
@keyframes dropdown-in { from { opacity: 0; transform: translateY(-4px); } }
.dropdown__item {
  display: flex; align-items: center; gap: var(--space-2); width: 100%;
  min-height: 36px; padding: 0 var(--space-3);
  border-radius: var(--radius-sm);
  color: var(--color-text); text-decoration: none; text-align: left; font-size: var(--text-sm);
  white-space: nowrap;
}
.dropdown__item .icon { width: 1rem; height: 1rem; color: var(--color-text-3); }
.dropdown__item:hover, .dropdown__item:focus-visible { background: var(--color-surface-2); color: var(--color-text); outline: none; }
.dropdown__item--danger, .dropdown__item--danger .icon { color: var(--color-danger); }
.dropdown__item--danger:hover { background: var(--color-danger-soft); color: var(--color-danger); }
.dropdown__item[aria-checked="true"]::after { content: "✓"; margin-left: auto; color: var(--color-accent-text); font-weight: var(--weight-bold); }
.dropdown__divider { height: 1px; margin: var(--space-1) calc(var(--space-1) * -1); background: var(--color-border); }
.dropdown__label { padding: var(--space-2) var(--space-3) var(--space-1); }

/* =========================================================================
   11. TOOLTIP (CSS; aparece em hover e foco do gatilho)
   ========================================================================= */
.tooltip { position: relative; display: inline-flex; }
.tooltip__bubble {
  position: absolute; z-index: var(--z-tooltip);
  bottom: calc(100% + 8px); left: 50%; transform: translate(-50%, 4px);
  width: max-content; max-width: 260px; padding: var(--space-1-5) var(--space-2-5);
  background: var(--color-surface-inverse); color: var(--color-text-inverse);
  border-radius: var(--radius-sm); box-shadow: var(--shadow-md);
  font-size: var(--text-xs); font-weight: var(--weight-medium); line-height: var(--leading-snug); text-align: center;
  opacity: 0; visibility: hidden; pointer-events: none;
  transition: opacity var(--duration-fast), transform var(--duration-fast), visibility var(--duration-fast);
}
.tooltip__bubble::after {
  content: ""; position: absolute; top: 100%; left: 50%; margin-left: -5px;
  border: 5px solid transparent; border-top-color: var(--color-surface-inverse);
}
.tooltip:hover .tooltip__bubble,
.tooltip:focus-within .tooltip__bubble { opacity: 1; visibility: visible; transform: translate(-50%, 0); }
.tooltip--bottom .tooltip__bubble { bottom: auto; top: calc(100% + 8px); transform: translate(-50%, -4px); }
.tooltip--bottom .tooltip__bubble::after { top: auto; bottom: 100%; border-top-color: transparent; border-bottom-color: var(--color-surface-inverse); }
.tooltip__trigger { color: var(--color-text-3); border-radius: 50%; display: inline-grid; place-items: center; }
.tooltip__trigger:hover { color: var(--color-text); }

/* =========================================================================
   12. KPI TILE
   ========================================================================= */
.kpi {
  display: flex; flex-direction: column; gap: var(--space-1);
  padding: var(--space-5); background: var(--color-surface);
  border-radius: var(--radius-lg); box-shadow: var(--shadow-sm); min-width: 0;
}
.kpi__head { display: flex; align-items: center; justify-content: space-between; gap: var(--space-2); }
.kpi__label { font-size: var(--text-sm); font-weight: var(--weight-medium); color: var(--color-text-2); }
.kpi__icon {
  width: 32px; height: 32px; border-radius: var(--radius-sm); display: grid; place-items: center;
  background: var(--color-surface-2); color: var(--color-text-3);
}
.kpi__icon .icon { width: 1rem; height: 1rem; }
.kpi__value {
  font-family: var(--font-display); font-size: var(--text-3xl); font-weight: var(--weight-bold);
  letter-spacing: var(--tracking-display); line-height: var(--leading-tight);
  font-variant-numeric: tabular-nums; white-space: nowrap; overflow: hidden; text-overflow: ellipsis;
  margin-top: var(--space-1);
}
.kpi__value .unit { font-size: 0.55em; font-weight: var(--weight-semibold); margin-left: 0.2em; letter-spacing: 0; }
.kpi__foot { display: flex; flex-wrap: wrap; align-items: center; gap: var(--space-1) var(--space-2); font-size: var(--text-xs); color: var(--color-text-3); }
.kpi__delta {
  display: inline-flex; align-items: center; gap: 2px; font-weight: var(--weight-semibold);
  font-variant-numeric: tabular-nums;
}
.kpi__delta .icon { width: 0.875rem; height: 0.875rem; }
.kpi__delta--up { color: var(--color-success); }
.kpi__delta--down { color: var(--color-danger); }
.kpi__delta--flat { color: var(--color-text-3); }
.kpi--accent { background: var(--color-surface-inverse); color: var(--color-text-inverse); box-shadow: none; }
.kpi--accent .kpi__label, .kpi--accent .kpi__foot { color: inherit; opacity: 0.75; }
.kpi--accent .kpi__icon { background: rgba(127, 127, 127, 0.2); color: inherit; }
.kpi--accent .kpi__delta--up { color: var(--color-success-on-inverse); opacity: 1; }
@media (max-width: 640px) { .kpi { padding: var(--space-4); } .kpi__value { font-size: var(--text-2xl); } }

/* =========================================================================
   13. UPLOAD DE IMAGENS (com reordenação drag & drop + teclado)
   ========================================================================= */
.uploader { display: flex; flex-direction: column; gap: var(--space-3); }
.uploader__grid {
  display: grid; gap: var(--space-3);
  grid-template-columns: repeat(auto-fill, minmax(112px, 1fr));
  list-style: none; padding: 0;
}
.uploader__item {
  position: relative; aspect-ratio: 1; border-radius: var(--radius-md); overflow: hidden;
  background: var(--color-surface-3);
  outline-offset: 2px;
  transition: transform var(--duration-fast), box-shadow var(--duration-fast), opacity var(--duration-fast);
}
.uploader__item img { width: 100%; height: 100%; object-fit: cover; }
.uploader__item:focus-visible { outline: 2px solid var(--color-focus); }
.uploader__item.is-dragging { opacity: 0.4; }
.uploader__item.is-over { box-shadow: 0 0 0 2px var(--color-accent); transform: scale(1.03); }
.uploader__placeholder {
  position: absolute; inset: 0; display: grid; place-items: center; color: var(--color-text-3);
  background: repeating-linear-gradient(0deg, var(--color-surface-3) 0 3px, var(--color-surface-2) 3px 6px);
}
.uploader__main {
  position: absolute; left: var(--space-2); top: var(--space-2);
  padding: 2px var(--space-2); border-radius: var(--radius-pill);
  background: var(--color-surface); color: var(--color-text);
  font-size: var(--text-2xs); font-weight: var(--weight-semibold); box-shadow: var(--shadow-xs);
}
.uploader__tools {
  position: absolute; inset: auto var(--space-1) var(--space-1) var(--space-1);
  display: flex; justify-content: space-between; gap: var(--space-1);
  opacity: 0; transition: opacity var(--duration-fast);
}
.uploader__item:hover .uploader__tools,
.uploader__item:focus-within .uploader__tools { opacity: 1; }
@media (hover: none) { .uploader__tools { opacity: 1; } }
.uploader__tool {
  width: 28px; height: 28px; border-radius: var(--radius-sm); display: grid; place-items: center;
  background: color-mix(in srgb, var(--color-surface) 92%, transparent); color: var(--color-text); box-shadow: var(--shadow-xs);
}
.uploader__tool:hover { background: var(--color-surface); }
.uploader__tool--danger:hover { color: var(--color-danger); }
.uploader__tool .icon { width: 0.875rem; height: 0.875rem; }
.uploader__handle { cursor: grab; }
.uploader__drop {
  position: relative; aspect-ratio: 1; border-radius: var(--radius-md);
  display: flex; flex-direction: column; align-items: center; justify-content: center; gap: var(--space-1);
  border: 2px dashed var(--color-border-strong); color: var(--color-text-3);
  font-size: var(--text-sm); text-align: center; padding: var(--space-2); cursor: pointer;
  transition: border-color var(--duration-fast), background var(--duration-fast), color var(--duration-fast);
}
.uploader__drop:hover, .uploader__drop.is-over { border-color: var(--color-accent); color: var(--color-accent-text); background: var(--color-accent-soft); }
.uploader__drop:focus-within { box-shadow: var(--focus-ring); }
.uploader__drop input { position: absolute; inset: 0; opacity: 0; cursor: pointer; }
.uploader__hint { font-size: var(--text-xs); color: var(--color-text-3); }

/* =========================================================================
   14. LAYOUTS DE ECRÃ (fase ecrãs)
   .split     → coluna principal + painel lateral (ficha do artigo, nova venda)
   .actionbar → barra de ações fixa em baixo no telemóvel (feira)
   ========================================================================= */
.split {
  display: grid; gap: var(--space-6); align-items: start;
  grid-template-columns: minmax(0, 1fr) var(--split-aside, 380px);
}
.split__main, .split__aside { display: flex; flex-direction: column; gap: var(--space-5); min-width: 0; }
.split__aside { position: sticky; top: calc(var(--topbar-height) + var(--space-4)); }
@media (max-width: 1100px) {
  .split { grid-template-columns: minmax(0, 1fr); }
  .split__aside { position: static; }
}

.actionbar { display: none; }
@media (max-width: 720px) {
  .actionbar {
    position: fixed; z-index: var(--z-sticky); left: 0; right: 0; bottom: 0;
    display: flex; align-items: center; gap: var(--space-3);
    padding: var(--space-3) var(--gutter) calc(var(--space-3) + env(safe-area-inset-bottom));
    background: var(--color-surface); border-top: 1px solid var(--color-border); box-shadow: var(--shadow-md);
  }
  .actionbar__value { flex: 1; min-width: 0; display: flex; flex-direction: column; line-height: var(--leading-tight); }
  .actionbar__value strong { font-family: var(--font-display); font-size: var(--text-xl); font-variant-numeric: tabular-nums; }
  .actionbar__value small { color: var(--color-text-3); }
  .has-actionbar { padding-bottom: 96px; }
}

/* =========================================================================
   15. LISTAGEM (cartão + barra de filtros + tabela via API + paginação)
   ========================================================================= */
.listing { overflow: hidden; }
.listing > .table-wrap { border-radius: 0; box-shadow: none; }
.filters { display: flex; flex-wrap: wrap; align-items: center; gap: var(--space-2); flex: 1; min-width: 0; }
.filters .search { flex: 1 1 240px; max-width: 360px; }
.filters .control { flex: 0 1 190px; min-width: 140px; }
@media (max-width: 640px) {
  .filters .search, .filters .control { flex: 1 1 100%; max-width: none; }
}
.table[aria-busy="true"] tbody { opacity: 0.55; transition: opacity var(--duration-base); }
.cell-link { color: var(--color-text); text-decoration: none; }
.cell-link:hover, .cell-link:hover .cell-primary { color: var(--color-accent-text); }
.cell-link:focus-visible { outline: 2px solid var(--color-focus); outline-offset: 2px; border-radius: var(--radius-xs); }
.table .cell-mono { font-family: var(--font-mono); font-size: var(--text-xs); color: var(--color-text-2); white-space: nowrap; }
.table .cell-actions { display: flex; justify-content: flex-end; gap: var(--space-1); }
.table .cell-thumb { width: 52px; padding-right: 0; }
.table tr.is-muted td { color: var(--color-text-3); }
.table tr.is-muted .cell-primary { color: var(--color-text-2); text-decoration: line-through; text-decoration-color: var(--color-border-strong); }
.table-thumb--empty { display: inline-grid; place-items: center; color: var(--color-text-3); }
.table-thumb--empty .icon { width: 1rem; height: 1rem; }
.table tfoot td { height: 44px; font-weight: var(--weight-semibold); background: var(--color-surface-2); border-bottom: 0; }
.table td.table__state { height: auto; padding: var(--space-8) var(--space-4); text-align: center; color: var(--color-text-2); }

.pagination__end { display: flex; align-items: center; gap: var(--space-3); }
.pagination .control { height: var(--control-sm); }
.pagination .control__input { font-size: var(--text-sm); }

/* Barra de seleção múltipla */
.bulkbar {
  display: flex; flex-wrap: wrap; align-items: center; gap: var(--space-3);
  padding: var(--space-2) var(--space-4); background: var(--color-accent-soft); color: var(--color-accent-text);
  font-size: var(--text-sm); font-weight: var(--weight-semibold);
}
.bulkbar__actions { margin-left: auto; display: flex; gap: var(--space-2); }

/* =========================================================================
   16. ALERTA INLINE (resultado de ação, avisos de stock, erros de carregamento)
   ========================================================================= */
.alert {
  --alert-fg: var(--color-text-2); --alert-bg: var(--color-surface-2);
  display: flex; align-items: flex-start; gap: var(--space-2-5);
  padding: var(--space-3) var(--space-4); border-radius: var(--radius-md);
  background: var(--alert-bg); color: var(--color-text); font-size: var(--text-sm);
}
.alert > .icon { color: var(--alert-fg); margin-top: 1px; width: 1.125rem; height: 1.125rem; }
.alert__title { font-weight: var(--weight-semibold); }
.alert ul { margin: var(--space-1) 0 0; padding-left: var(--space-4); }
.alert--info    { --alert-fg: var(--color-info);    --alert-bg: var(--color-info-soft); }
.alert--success { --alert-fg: var(--color-success); --alert-bg: var(--color-success-soft); }
.alert--warning { --alert-fg: var(--color-warning); --alert-bg: var(--color-warning-soft); }
.alert--danger  { --alert-fg: var(--color-danger);  --alert-bg: var(--color-danger-soft); }

/* =========================================================================
   17. LISTA DE DEFINIÇÕES (dados da ficha: rótulo → valor)
   ========================================================================= */
.dl { display: grid; grid-template-columns: repeat(var(--dl-cols, 2), minmax(0, 1fr)); gap: var(--space-4) var(--space-6); margin: 0; }
.dl--3 { --dl-cols: 3; }
.dl > div { min-width: 0; }
.dl dt { font-size: var(--text-xs); color: var(--color-text-3); margin-bottom: 2px; }
.dl dd { margin: 0; font-weight: var(--weight-medium); overflow-wrap: anywhere; }
.dl dd.tnum { font-variant-numeric: tabular-nums; }
@media (max-width: 560px) { .dl, .dl--3 { --dl-cols: 2; } }

/* =========================================================================
   18. CUSTOS & PREÇO (herói de preço, barra empilhada, decomposição)
   Cores dos segmentos: .seg-1 … .seg-7 (tokens --chart-1..7). Ordem fixa:
   mão de obra, material, embalagem, desgaste, extras, energia, falhas.
   ========================================================================= */
.price-hero {
  padding: var(--space-5) var(--space-6); border-radius: var(--radius-lg);
  background: var(--color-surface-inverse); color: var(--color-text-inverse);
}
.price-hero__label { font-size: var(--text-sm); opacity: 0.75; }
.price-hero__value {
  font-family: var(--font-display); font-size: var(--text-4xl); font-weight: var(--weight-bold);
  letter-spacing: var(--tracking-display); line-height: 1.05; font-variant-numeric: tabular-nums; white-space: nowrap;
}
.price-hero__value .unit { color: inherit; opacity: 0.6; font-size: 0.5em; margin-left: 0.15em; }
.price-hero__grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: var(--space-3); margin: var(--space-4) 0 0; }
.price-hero__grid dt { font-size: var(--text-xs); opacity: 0.75; }
.price-hero__grid dd { margin: 0; font-weight: var(--weight-semibold); font-variant-numeric: tabular-nums; white-space: nowrap; }
.price-hero .is-positive { color: var(--color-success-on-inverse); }
.price-hero .is-negative { color: var(--color-danger-on-inverse); }
.price-hero[aria-busy="true"] .price-hero__value, .price-hero[aria-busy="true"] dd { opacity: 0.5; transition: opacity var(--duration-base); }
@media (max-width: 640px) { .price-hero { padding: var(--space-4); } .price-hero__value { font-size: var(--text-3xl); } }

.costbar {
  display: flex; gap: 2px; height: 12px; border-radius: var(--radius-pill); overflow: hidden;
  background: var(--color-surface-2); margin-bottom: var(--space-4);
}
.costbar__seg { flex: var(--seg, 0) 1 0%; min-width: 0; background: var(--seg-color, var(--chart-4)); transition: flex-grow var(--duration-slow) var(--ease-standard); }

.costlist { list-style: none; padding: 0; margin: 0; display: flex; flex-direction: column; }
.costlist li {
  display: grid; grid-template-columns: 10px minmax(0, 1fr) auto; align-items: baseline; gap: var(--space-2-5);
  padding: var(--space-1-5) 0; font-size: var(--text-sm);
}
.costlist__dot { width: 10px; height: 10px; border-radius: 3px; background: var(--seg-color, var(--chart-4)); align-self: center; }
.costlist__label small { color: var(--color-text-3); margin-left: var(--space-1); }
.costlist__value { font-variant-numeric: tabular-nums; text-align: right; white-space: nowrap; font-weight: var(--weight-medium); }
.cost-total {
  display: flex; align-items: baseline; justify-content: space-between; gap: var(--space-3);
  margin-top: var(--space-2); padding-top: var(--space-3); border-top: 1px solid var(--color-border);
  font-weight: var(--weight-semibold);
}
.cost-total__value { font-family: var(--font-display); font-size: var(--text-xl); font-variant-numeric: tabular-nums; white-space: nowrap; }

.seg-1 { --seg-color: var(--chart-1); }
.seg-2 { --seg-color: var(--chart-2); }
.seg-3 { --seg-color: var(--chart-3); }
.seg-4 { --seg-color: var(--chart-4); }
.seg-5 { --seg-color: var(--chart-5); }
.seg-6 { --seg-color: var(--chart-6); }
.seg-7 { --seg-color: var(--chart-7); }

/* Margem: campo + slider */
.margin-control { display: grid; grid-template-columns: minmax(0, 1fr) 128px; gap: var(--space-3); align-items: center; }

/* =========================================================================
   19. STEPPER DE QUANTIDADE (−/+), alvos de 40 px (48 px no telemóvel)
   ========================================================================= */
.stepper {
  display: inline-flex; align-items: stretch; height: var(--control-md);
  border: 1px solid var(--color-border-strong); border-radius: var(--radius-sm); background: var(--color-surface);
}
.stepper:focus-within { border-color: var(--color-accent); box-shadow: var(--focus-ring); }
.stepper__btn { width: var(--control-md); display: grid; place-items: center; color: var(--color-text-2); border-radius: inherit; }
.stepper__btn:hover { background: var(--color-surface-2); color: var(--color-text); }
.stepper__btn:focus-visible { outline: none; background: var(--color-accent-soft); }
.stepper__btn .icon { width: 1rem; height: 1rem; }
.stepper__input {
  width: 3.25rem; min-width: 0; border: 0; background: transparent; text-align: center;
  font-variant-numeric: tabular-nums; font-weight: var(--weight-semibold);
  border-left: 1px solid var(--color-border); border-right: 1px solid var(--color-border);
}
.stepper__input:focus { outline: none; }
@media (max-width: 720px) {
  .stepper { height: var(--control-lg); }
  .stepper__btn { width: var(--control-lg); }
}

/* =========================================================================
   20. COMBOBOX (pesquisa com lista de resultados: artigos, clientes)
   Padrão ARIA combobox + listbox; teclado ↑/↓, Enter, Esc.
   ========================================================================= */
.combo { position: relative; }
.combo__list {
  position: absolute; z-index: var(--z-dropdown); left: 0; right: 0; top: calc(100% + var(--space-1));
  max-height: 340px; overflow-y: auto; padding: var(--space-1); margin: 0; list-style: none;
  background: var(--color-surface); border: 1px solid var(--color-border);
  border-radius: var(--radius-md); box-shadow: var(--shadow-md);
}
.combo__option {
  display: grid; grid-template-columns: 40px minmax(0, 1fr) auto; align-items: center; gap: var(--space-3);
  min-height: 52px; padding: var(--space-1-5) var(--space-2); border-radius: var(--radius-sm); cursor: pointer;
}
.combo__option--simple { grid-template-columns: minmax(0, 1fr) auto; min-height: 40px; }
.combo__option[aria-selected="true"], .combo__option:hover { background: var(--color-surface-2); }
.combo__option[aria-selected="true"] { box-shadow: inset 3px 0 0 var(--color-accent); }
.combo__title { font-weight: var(--weight-semibold); display: block; }
.combo__sub { display: block; font-size: var(--text-xs); color: var(--color-text-3); }
.combo__meta { text-align: right; font-variant-numeric: tabular-nums; white-space: nowrap; font-size: var(--text-sm); }
.combo__empty { padding: var(--space-4); text-align: center; color: var(--color-text-3); font-size: var(--text-sm); }

/* =========================================================================
   21. GRÁFICOS, LEGENDAS E LISTAS DE LINHAS
   ========================================================================= */
.chart-box { position: relative; height: var(--chart-height, 280px); }
.legend { list-style: none; padding: 0; margin: 0; display: flex; flex-direction: column; gap: var(--space-2); }
.legend li { display: grid; grid-template-columns: 10px minmax(0, 1fr) auto auto; align-items: center; gap: var(--space-2-5); font-size: var(--text-sm); }
.legend__value { font-variant-numeric: tabular-nums; text-align: right; white-space: nowrap; font-weight: var(--weight-medium); }
.legend__pct { font-variant-numeric: tabular-nums; text-align: right; color: var(--color-text-3); min-width: 6ch; }

.rowlist { list-style: none; padding: 0; margin: 0; }
.rowlist > li {
  display: flex; align-items: center; gap: var(--space-3);
  padding: var(--space-2-5) 0; border-bottom: 1px solid var(--color-border); font-size: var(--text-sm);
}
.rowlist > li:last-child { border-bottom: 0; }
.rowlist__main { flex: 1; min-width: 0; }
.rowlist__rank { width: 1.75rem; flex: none; color: var(--color-text-3); font-variant-numeric: tabular-nums; }
.rowlist__value { font-variant-numeric: tabular-nums; white-space: nowrap; text-align: right; font-weight: var(--weight-semibold); }

/* Barra de nível (ex.: stock de material) */
.meter { width: 100%; height: 6px; border-radius: var(--radius-pill); background: var(--color-surface-3); overflow: hidden; }
.meter__fill { display: block; height: 100%; width: var(--value, 0%); background: var(--meter-color, var(--color-accent)); border-radius: inherit; }
.meter--warning { --meter-color: var(--color-warning); }
.meter--danger { --meter-color: var(--color-danger); }

/* Estado vazio compacto (dentro de cartões) */
.inline-empty { padding: var(--space-6) var(--space-4); text-align: center; color: var(--color-text-3); font-size: var(--text-sm); }
.inline-empty .icon { display: block; margin: 0 auto var(--space-2); width: 1.5rem; height: 1.5rem; }

/* Listagens densas: menos padding horizontal, textos curtos sem quebra */
.listing .table th, .listing .table td { padding-left: var(--space-3); padding-right: var(--space-3); }
.listing .table th:first-child, .listing .table td:first-child { padding-left: var(--space-4); }
.listing .table .col-check { width: 40px; }
.table .cell-nowrap { white-space: nowrap; max-width: 14rem; overflow: hidden; text-overflow: ellipsis; }
.pagination .control--select { min-width: 76px; }

/* =========================================================================
   22. ESCOLHA SEGMENTADA (radiogroup nativo; ex.: canal de venda, período)
   <fieldset class="segmented"><legend class="sr-only">Canal</legend>
     <label><input type="radio" name="channel" value="loja"><span>Loja</span></label> …
   ========================================================================= */
.segmented {
  display: inline-flex; flex-wrap: wrap; gap: 2px; padding: 3px;
  background: var(--color-surface-2); border-radius: var(--radius-md);
}
.segmented label { position: relative; display: inline-flex; }
.segmented input { position: absolute; inset: 0; opacity: 0; margin: 0; width: 100%; height: 100%; cursor: pointer; }
.segmented span {
  display: inline-flex; align-items: center; gap: var(--space-1-5);
  height: calc(var(--control-md) - 6px); padding: 0 var(--space-3);
  border-radius: var(--radius-sm); color: var(--color-text-2); font-weight: var(--weight-medium); white-space: nowrap;
  transition: background var(--duration-fast), color var(--duration-fast);
}
.segmented span .icon { width: 1rem; height: 1rem; }
.segmented label:hover span { color: var(--color-text); }
.segmented input:checked + span { background: var(--color-surface); color: var(--color-text); box-shadow: var(--shadow-xs); }
.segmented input:focus-visible + span { box-shadow: var(--focus-ring); }
.segmented--block { display: flex; }
.segmented--block label { flex: 1; }
.segmented--block span { flex: 1; justify-content: center; }
@media (max-width: 720px) { .segmented span { height: calc(var(--control-lg) - 6px); } }

/* Spinner inline (pesquisas em curso). Para botões usar aria-busy="true". */
.spinner {
  display: inline-block; width: 1rem; height: 1rem; border-radius: 50%;
  border: 2px solid currentColor; border-right-color: transparent;
  animation: spin 0.7s linear infinite;
}
@media (max-width: 560px) {
  .segmented--block { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); }
}
@media (hover: none), (max-width: 720px) { .kbd-hint { display: none; } }