/* =========================================================================
   TilePoster (tileposter.com) — Light Studio Arquitetónico (Tokens v1.0)
   Paleta Oficial Auditada WCAG AA/AAA:
   - Fundo Estúdio: #FAF9F5 | Folha: #FFFFFF | Texto Antracite: #111827
   - Acento Principal (Terracota): #EA580C / #C2410C
   - Calibração 1:1 (Esmeralda): #059669 / #047857
   - Abas de Colagem (Âmbar): #D97706 / #B45309
   ========================================================================= */

@font-face {
  font-family: 'Plus Jakarta Sans';
  src: url('./fonts/PlusJakartaSans.woff2') format('woff2');
  font-weight: 400 800;
  font-style: normal;
  font-display: swap;
}

:root {
  --bg-page: #FAF9F5;
  --bg-surface: #FFFFFF;
  --bg-subtle: #F3F1EC;
  --bg-elevated: #EAE6DF;
  --bg-accent-soft: #FFF7ED;
  --border-subtle: #E2DDD5;
  --border-strong: #C8C2B8;
  --text-primary: #111827;
  --text-secondary: #4B5563;
  --text-muted: #6B7280;
  --brand-primary: #EA580C;
  --brand-primary-text: #C2410C;
  --brand-primary-hover: #C2410C;
  --brand-primary-border: #FDBA74;
  --emerald: #059669;
  --emerald-text: #047857;
  --emerald-bg: #ECFDF5;
  --emerald-border: #6EE7B7;
  --amber: #D97706;
  --amber-text: #B45309;
  --amber-bg: #FFFBEB;
  --amber-border: #FCD34D;
  --shadow-card: 0 6px 20px rgba(17, 24, 39, 0.05), 0 2px 5px rgba(17, 24, 39, 0.03);
  --shadow-stage: 0 10px 30px rgba(17, 24, 39, 0.12);
  --radius-sm: 8px;
  --radius-md: 11px;
  --radius-lg: 14px;
  --font-ui: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  --font-mono: 'JetBrains Mono', ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
}

* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

body {
  background-color: var(--bg-page);
  color: var(--text-primary);
  font-family: var(--font-ui);
  font-size: 13.5px;
  line-height: 1.45;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

.hidden {
  display: none !important;
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
}

/* =========================================================================
   1. CABEÇALHO SUPERIOR COMPACTO E ELEGANTE (TilePoster — tileposter.com)
   ========================================================================= */
.top-header {
  background: rgba(255, 255, 255, 0.96);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--border-subtle);
  padding: 10px 20px;
  position: sticky;
  top: 0;
  z-index: 50;
}

.header-inner {
  max-width: 1440px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  flex-wrap: wrap;
}

.brand-area {
  display: flex;
  align-items: center;
  gap: 11px;
}

.brand-symbol-icon {
  width: 38px;
  height: 38px;
  border-radius: 9px;
  flex-shrink: 0;
}

.brand-title-row {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
}

.brand-name {
  font-size: 19px;
  font-weight: 800;
  letter-spacing: -0.03em;
  color: var(--text-primary);
  line-height: 1.05;
}

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

.brand-domain-pill {
  font-family: var(--font-mono);
  display: inline-flex;
  align-items: center;
  padding: 2px 8px;
  border-radius: 999px;
  font-size: 11px;
  font-weight: 700;
  background: var(--bg-accent-soft);
  color: var(--brand-primary-text);
  border: 1px solid var(--brand-primary-border);
}

.brand-scale-pill {
  font-family: var(--font-mono);
  display: inline-flex;
  align-items: center;
  padding: 2px 8px;
  border-radius: 999px;
  font-size: 10.5px;
  font-weight: 700;
  background: var(--emerald-bg);
  color: var(--emerald-text);
  border: 1px solid var(--emerald-border);
}

.brand-subtitle {
  font-size: 11.5px;
  font-weight: 600;
  color: var(--text-secondary);
  margin-top: 1px;
}

.header-controls {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
}

/* Segmented pills (cm | in, 8 bandeiras PT/EN/ES/FR/DE/IT/NL/PL) */
.segmented-pill-group {
  display: inline-flex;
  align-items: center;
  background: var(--bg-subtle);
  border: 1px solid var(--border-subtle);
  border-radius: 8px;
  padding: 2.5px;
  gap: 2px;
}

.seg-btn {
  border: none;
  background: transparent;
  color: var(--text-secondary);
  font-family: var(--font-ui);
  font-size: 11px;
  font-weight: 700;
  padding: 4px 8px;
  border-radius: 6px;
  cursor: pointer;
  transition: all 0.14s ease;
  white-space: nowrap;
}

.seg-btn:hover {
  color: var(--text-primary);
}

.seg-btn.active {
  background: var(--bg-surface);
  color: var(--brand-primary-text);
  box-shadow: 0 1px 3px rgba(17, 24, 39, 0.08);
}

.header-lang-select {
  border: none;
  background: transparent;
  font-family: var(--font-ui);
  font-size: 11px;
  font-weight: 700;
  color: var(--text-primary);
  padding: 3px 4px;
  cursor: pointer;
}

.btn-pro-header {
  border: 1px solid var(--amber-border);
  background: var(--amber-bg);
  color: var(--amber-text);
  font-family: var(--font-ui);
  font-size: 11.5px;
  font-weight: 800;
  padding: 6px 10px;
  border-radius: 8px;
  cursor: pointer;
  white-space: nowrap;
}

.btn-pro-header:hover {
  background: #FEF3C7;
}

/* Botão Principal de Exportação Terracota + Dropdown Acoplado */
.export-action-group {
  display: inline-flex;
  align-items: stretch;
  border-radius: 9px;
  box-shadow: 0 2px 8px rgba(194, 65, 12, 0.22);
  overflow: hidden;
  border: 1px solid var(--brand-primary-text);
}

.btn-export-primary {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  background: var(--brand-primary-text);
  color: #FFFFFF;
  border: none;
  padding: 8px 13px;
  font-family: var(--font-ui);
  font-size: 12.5px;
  font-weight: 700;
  cursor: pointer;
  transition: background 0.15s ease;
  white-space: nowrap;
}

.btn-export-primary:hover {
  background: #9A3412;
}

.export-select-wrap {
  position: relative;
  display: inline-flex;
  align-items: center;
  background: #9A3412;
  border-left: 1px solid rgba(255, 255, 255, 0.24);
}

.export-mode-select {
  appearance: none;
  -webkit-appearance: none;
  background: transparent;
  color: #FFFFFF;
  border: none;
  font-family: var(--font-ui);
  font-size: 11.5px;
  font-weight: 700;
  padding: 8px 24px 8px 9px;
  cursor: pointer;
  max-width: 215px;
  text-overflow: ellipsis;
  white-space: nowrap;
  overflow: hidden;
}

.export-mode-select option {
  background: #FFFFFF;
  color: var(--text-primary);
  font-weight: 600;
}

.export-chevron {
  position: absolute;
  right: 8px;
  color: #FFEDD5;
  font-size: 11px;
  pointer-events: none;
}

/* =========================================================================
   2. LAYOUT PRINCIPAL & BARRA LATERAL ESQUERDA ULTRA-LIMPA (3 BLOCOS DROPDOWN)
   ========================================================================= */
.app-layout {
  max-width: 1440px;
  width: 100%;
  margin: 0 auto;
  padding: 16px 20px 24px;
  display: grid;
  grid-template-columns: 336px 1fr;
  gap: 18px;
  align-items: start;
}

.sidebar {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.studio-card {
  background: var(--bg-surface);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: 14px 15px;
  box-shadow: var(--shadow-card);
}

.card-header-row {
  display: flex;
  align-items: center;
  gap: 9px;
  margin-bottom: 10px;
}

.step-badge {
  width: 22px;
  height: 22px;
  border-radius: 6px;
  background: var(--bg-accent-soft);
  color: var(--brand-primary-text);
  border: 1px solid var(--brand-primary-border);
  font-family: var(--font-mono);
  font-size: 11.5px;
  font-weight: 800;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.card-title {
  font-size: 13.5px;
  font-weight: 800;
  color: var(--text-primary);
  letter-spacing: -0.01em;
}

/* Zona de Upload / Drag & Drop Limpa */
.upload-dropzone {
  background: var(--bg-page);
  border: 1.5px dashed var(--border-strong);
  border-radius: var(--radius-md);
  padding: 10px 11px;
  display: flex;
  flex-direction: column;
  gap: 8px;
  transition: border-color 0.15s ease, background 0.15s ease;
}

.upload-dropzone.dragover {
  border-color: var(--brand-primary);
  background: var(--bg-accent-soft);
}

.upload-current-row {
  display: flex;
  align-items: center;
  gap: 10px;
}

.current-art-thumb {
  width: 46px;
  height: 34px;
  border-radius: 6px;
  object-fit: cover;
  border: 1px solid rgba(17, 24, 39, 0.14);
  background: #FFFFFF;
  flex-shrink: 0;
}

.upload-current-meta {
  display: flex;
  flex-direction: column;
  min-width: 0;
}

.upload-meta-eyebrow {
  font-size: 10px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--text-muted);
}

.upload-meta-name {
  font-size: 12px;
  font-weight: 700;
  color: var(--text-primary);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.btn-upload-clean {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  width: 100%;
  padding: 7px 10px;
  border-radius: var(--radius-sm);
  background: var(--bg-surface);
  border: 1px solid var(--border-strong);
  color: var(--brand-primary-text);
  font-size: 12px;
  font-weight: 700;
  cursor: pointer;
  transition: all 0.15s ease;
}

.btn-upload-clean:hover {
  border-color: var(--brand-primary);
  background: var(--bg-accent-soft);
}

/* Menus Dropdown (<select>) Estúdio */
.field-block {
  margin-top: 10px;
}

.field-block.no-top-margin {
  margin-top: 0;
}

.field-block.compact-top {
  margin-top: 8px;
}

.field-label {
  display: block;
  font-size: 11.5px;
  font-weight: 700;
  color: var(--text-secondary);
  margin-bottom: 5px;
}

.sub-field-label {
  display: block;
  font-size: 11px;
  font-weight: 700;
  color: var(--text-secondary);
  margin-bottom: 4px;
}

.studio-select {
  width: 100%;
  appearance: none;
  -webkit-appearance: none;
  background-color: var(--bg-page);
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 24 24' fill='none' stroke='%234B5563' stroke-width='2.5' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='6 9 12 15 18 9'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 10px center;
  border: 1px solid var(--border-strong);
  border-radius: var(--radius-sm);
  padding: 8px 28px 8px 10px;
  font-family: var(--font-ui);
  font-size: 12px;
  font-weight: 700;
  color: var(--text-primary);
  cursor: pointer;
  transition: border-color 0.15s ease, box-shadow 0.15s ease;
}

.studio-select.compact {
  padding: 6.5px 26px 6.5px 9px;
  font-size: 11.5px;
  background-color: var(--bg-surface);
}

.studio-select:hover {
  border-color: #9CA3AF;
}

.studio-select:focus {
  outline: none;
  border-color: var(--brand-primary);
  box-shadow: 0 0 0 3px rgba(234, 88, 12, 0.16);
}

/* Sub-painéis de Revelação Progressiva */
.progressive-subpanel {
  margin-top: 10px;
  padding: 10px 11px;
  border-radius: var(--radius-md);
  background: var(--bg-page);
  border: 1px solid var(--border-subtle);
}

.scale-subpanel {
  background: var(--emerald-bg);
  border-color: var(--emerald-border);
}

.scale-1to1-badge-note {
  font-size: 11.5px;
  color: #065F46;
  margin-bottom: 8px;
  line-height: 1.35;
}

.two-col-inputs {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 8px;
}

.unit-input-wrap {
  display: flex;
  align-items: center;
  background: var(--bg-surface);
  border: 1px solid var(--border-strong);
  border-radius: var(--radius-sm);
  padding: 5px 8px;
}

.unit-input-wrap input[type="number"] {
  width: 100%;
  border: none;
  outline: none;
  background: transparent;
  font-family: var(--font-mono);
  font-size: 12.5px;
  font-weight: 700;
  color: var(--text-primary);
}

.unit-tag {
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 700;
  color: var(--text-muted);
  margin-left: 4px;
}

/* Acordeão de Opções Avançadas no Bloco 3 */
.advanced-accordion-wrap {
  margin-top: 10px;
  padding-top: 9px;
  border-top: 1px solid var(--border-subtle);
}

.advanced-summary-pill {
  font-family: var(--font-mono);
  font-size: 10.5px;
  font-weight: 700;
  color: var(--amber-text);
  background: var(--amber-bg);
  border: 1px solid var(--amber-border);
  border-radius: 999px;
  padding: 3.5px 10px;
  text-align: center;
  margin-bottom: 6px;
}

.btn-advanced-toggle {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 6px;
  padding: 6.5px 9px;
  border-radius: var(--radius-sm);
  border: 1px solid transparent;
  background: transparent;
  color: var(--text-secondary);
  font-family: var(--font-ui);
  font-size: 11.5px;
  font-weight: 700;
  cursor: pointer;
  transition: all 0.15s ease;
}

.btn-advanced-toggle:hover {
  background: var(--bg-page);
  color: var(--text-primary);
  border-color: var(--border-subtle);
}

.adv-chevron {
  font-size: 11px;
  transition: transform 0.18s ease;
}

.btn-advanced-toggle[aria-expanded="true"] .adv-chevron {
  transform: rotate(180deg);
}

.advanced-options-panel {
  margin-top: 6px;
  padding: 10px;
  border-radius: var(--radius-md);
  background: var(--bg-page);
  border: 1px solid var(--border-subtle);
}

/* =========================================================================
   3. PALCO CENTRAL (PREVIEW) LIMPO, AMPLO E FOCADO
   ========================================================================= */
.workspace-main {
  display: flex;
  flex-direction: column;
  gap: 12px;
  min-width: 0;
}

/* Banner de Passe Ativo + Fatura-Recibo Moloni PDF (FR DIG26/...) */
.pass-status-banner {
  background: var(--emerald-bg);
  border: 1.5px solid var(--emerald-border);
  border-radius: var(--radius-lg);
  padding: 10px 15px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  flex-wrap: wrap;
  box-shadow: var(--shadow-card);
}

.pass-banner-left {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
}

.pass-banner-badge {
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 800;
  color: #FFFFFF;
  background: var(--emerald-text);
  padding: 3.5px 10px;
  border-radius: 999px;
}

.pass-banner-sub {
  font-size: 12px;
  font-weight: 700;
  color: var(--emerald-text);
}

.pass-banner-actions {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
}

.btn-invoice-pdf {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: var(--emerald-text);
  color: #FFFFFF;
  text-decoration: none;
  font-family: var(--font-ui);
  font-size: 12px;
  font-weight: 800;
  padding: 6px 12px;
  border-radius: 8px;
  box-shadow: 0 2px 6px rgba(4, 120, 87, 0.2);
}

.btn-invoice-pdf:hover {
  background: #065F46;
}

.btn-portal-stripe {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  background: var(--bg-surface);
  color: var(--emerald-text);
  border: 1px solid var(--emerald-text);
  text-decoration: none;
  font-family: var(--font-ui);
  font-size: 11.5px;
  font-weight: 700;
  padding: 5.5px 11px;
  border-radius: 8px;
}

.btn-portal-stripe:hover {
  background: #D1FAE5;
}

.stage-topbar {
  background: var(--bg-surface);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: 9px 14px;
  box-shadow: var(--shadow-card);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  flex-wrap: wrap;
}

.summary-pills-row {
  display: flex;
  align-items: center;
  gap: 7px;
  flex-wrap: wrap;
}

.summary-pill {
  font-family: var(--font-mono);
  display: inline-flex;
  align-items: center;
  padding: 4px 10px;
  border-radius: 999px;
  font-size: 11.5px;
  font-weight: 700;
  background: var(--bg-page);
  color: var(--text-primary);
  border: 1px solid var(--border-subtle);
}

.summary-pill.pill-primary {
  background: var(--bg-accent-soft);
  color: var(--brand-primary-text);
  border-color: var(--brand-primary-border);
}

.summary-pill.pill-emerald {
  background: var(--emerald-bg);
  color: var(--emerald-text);
  border: 1px solid var(--emerald-border);
}

.summary-dot {
  color: var(--border-strong);
  font-weight: 800;
}

.stage-controls-right {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
}

.view-segmented {
  display: inline-flex;
  align-items: center;
  background: var(--bg-subtle);
  border: 1px solid var(--border-subtle);
  border-radius: 8px;
  padding: 3px;
  gap: 2px;
}

.view-tab {
  border: none;
  background: transparent;
  color: var(--text-secondary);
  font-family: var(--font-ui);
  font-size: 11.5px;
  font-weight: 700;
  padding: 5px 10px;
  border-radius: 6px;
  cursor: pointer;
  transition: all 0.15s ease;
  white-space: nowrap;
}

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

.view-tab.active {
  background: var(--brand-primary-text);
  color: #FFFFFF;
  box-shadow: 0 1px 4px rgba(194, 65, 12, 0.25);
}

.sheet-inspector-compact {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  background: var(--bg-page);
  border: 1px solid var(--border-subtle);
  border-radius: 8px;
  padding: 3px 6px 3px 9px;
}

.inspector-label {
  font-size: 11px;
  font-weight: 700;
  color: var(--text-secondary);
  white-space: nowrap;
}

.btn-nav-arrow {
  width: 23px;
  height: 23px;
  border-radius: 5px;
  border: 1px solid var(--border-subtle);
  background: var(--bg-surface);
  color: var(--text-primary);
  font-size: 13px;
  font-weight: 800;
  line-height: 1;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  justify-content: center;
}

.btn-nav-arrow:hover {
  border-color: var(--brand-primary);
  color: var(--brand-primary-text);
}

.tile-select-compact {
  border: 1px solid var(--border-subtle);
  border-radius: 5px;
  background: var(--bg-surface);
  color: var(--brand-primary-text);
  font-family: var(--font-mono);
  font-size: 11.5px;
  font-weight: 700;
  padding: 3px 7px;
  cursor: pointer;
}

/* Barra Compacta e Direta de Controlo da Imagem (Encaixe, Proporção, Zoom 50%–200%, Pan & Rotação 90°) */
.image-transform-bar {
  background: var(--bg-surface);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: 8px 13px;
  box-shadow: var(--shadow-card);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  flex-wrap: wrap;
}

.img-fit-group {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  flex-wrap: wrap;
}

.img-ctrl-btn {
  border: 1px solid var(--border-subtle);
  background: var(--bg-page);
  color: var(--text-secondary);
  font-family: var(--font-ui);
  font-size: 11.5px;
  font-weight: 700;
  padding: 5px 10px;
  border-radius: 7px;
  cursor: pointer;
  transition: all 0.14s ease;
  white-space: nowrap;
}

.img-ctrl-btn:hover {
  border-color: var(--border-strong);
  color: var(--text-primary);
}

.img-ctrl-btn.active {
  background: var(--bg-accent-soft);
  color: var(--brand-primary-text);
  border-color: var(--brand-primary-border);
  box-shadow: 0 1px 2px rgba(194, 65, 12, 0.1);
}

.img-ctrl-btn.btn-match-ratio {
  background: var(--emerald-bg);
  color: var(--emerald-text);
  border-color: var(--emerald-border);
}

.img-ctrl-btn.btn-match-ratio:hover {
  background: #D1FAE5;
}

.img-zoom-group {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: var(--bg-page);
  border: 1px solid var(--border-subtle);
  border-radius: 8px;
  padding: 4px 8px;
}

.img-zoom-label {
  font-size: 11px;
  font-weight: 700;
  color: var(--text-secondary);
  white-space: nowrap;
}

.btn-zoom-step {
  width: 22px;
  height: 22px;
  border-radius: 5px;
  border: 1px solid var(--border-strong);
  background: var(--bg-surface);
  color: var(--text-primary);
  font-family: var(--font-mono);
  font-size: 13px;
  font-weight: 800;
  line-height: 1;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  justify-content: center;
}

.btn-zoom-step:hover {
  border-color: var(--brand-primary);
  color: var(--brand-primary-text);
}

.img-zoom-slider {
  width: 96px;
  accent-color: var(--brand-primary);
  cursor: pointer;
}

.zoom-pct-badge {
  font-family: var(--font-mono);
  font-size: 11.5px;
  font-weight: 700;
  color: var(--brand-primary-text);
  min-width: 38px;
  text-align: right;
}

.img-actions-group {
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

.img-action-pill {
  border: 1px solid var(--border-strong);
  background: var(--bg-surface);
  color: var(--text-primary);
  font-family: var(--font-ui);
  font-size: 11.5px;
  font-weight: 700;
  padding: 5px 10px;
  border-radius: 7px;
  cursor: pointer;
  white-space: nowrap;
  transition: all 0.14s ease;
}

.img-action-pill:hover {
  border-color: var(--brand-primary);
  color: var(--brand-primary-text);
  background: var(--bg-accent-soft);
}

.interactive-pan-stage {
  cursor: grab;
  user-select: none;
  touch-action: none;
}

.interactive-pan-stage.dragging {
  cursor: grabbing;
}

.stage-grid {
  display: grid;
  grid-template-columns: 1.08fr 0.92fr;
  gap: 14px;
}

.stage-grid.single-panel-mode {
  grid-template-columns: 1fr;
}

.stage-panel {
  background: var(--bg-surface);
  border: 1.5px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-card);
  display: flex;
  flex-direction: column;
}

.stage-panel-bar {
  padding: 9px 15px;
  border-bottom: 1px solid var(--border-subtle);
  background: var(--bg-page);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  flex-wrap: wrap;
}

.panel-bar-title {
  font-size: 12.5px;
  font-weight: 800;
  color: var(--text-primary);
}

.panel-bar-hint {
  font-size: 11px;
  font-weight: 600;
  color: var(--text-muted);
}

.panel-bar-badge {
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 700;
  padding: 2px 9px;
  border-radius: 999px;
  background: var(--emerald-bg);
  color: var(--emerald-text);
  border: 1px solid var(--emerald-border);
}

/* Mesa de Trabalho Arquitetónica com Grelha Técnica Discreta */
.stage-canvas-wrap {
  padding: 20px;
  background-color: var(--bg-subtle);
  background-image:
    linear-gradient(to right, rgba(17, 24, 39, 0.045) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(17, 24, 39, 0.045) 1px, transparent 1px);
  background-size: 24px 24px;
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 520px;
}

.stage-canvas-wrap.sheet-paper-bg {
  background-color: var(--bg-elevated);
}

.stage-canvas-wrap svg {
  width: 100%;
  max-width: 550px;
  max-height: 540px;
  height: auto;
  background: #FFFFFF;
  box-shadow: var(--shadow-stage);
  border-radius: 6px;
}

.stage-grid.single-panel-mode .stage-canvas-wrap svg {
  max-width: 750px;
  max-height: 580px;
}

.stage-footer-trust {
  font-size: 12px;
  font-weight: 600;
  color: var(--emerald-text);
  text-align: center;
  padding: 8px 14px;
  background: var(--emerald-bg);
  border: 1px solid var(--emerald-border);
  border-radius: var(--radius-md);
}

/* =========================================================================
   4. SECÇÃO EDITORIAL SEO, TABELA DE MEDIDAS & FAQ ABAIXO DA FERRAMENTA
   ========================================================================= */
.seo-guide-section {
  max-width: 1440px;
  width: 100%;
  margin: 12px auto 32px;
  padding: 0 20px;
  display: flex;
  flex-direction: column;
  gap: 18px;
}

.seo-hero-banner {
  background: var(--bg-surface);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: 20px 24px;
  box-shadow: var(--shadow-card);
}

.seo-hero-banner h2 {
  font-size: 18px;
  font-weight: 800;
  color: var(--text-primary);
  margin-bottom: 4px;
}

.seo-hero-banner p {
  font-size: 13px;
  color: var(--text-secondary);
}

.seo-cards-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 14px;
}

.seo-info-card {
  background: var(--bg-surface);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: 16px 18px;
  box-shadow: var(--shadow-card);
}

.seo-info-card h3 {
  font-size: 14px;
  font-weight: 800;
  color: var(--text-primary);
  margin-bottom: 6px;
}

.seo-info-card p {
  font-size: 12.5px;
  color: var(--text-secondary);
  line-height: 1.5;
}

.seo-table-card,
.seo-faq-card {
  background: var(--bg-surface);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: 18px 22px;
  box-shadow: var(--shadow-card);
}

.seo-table-card h3,
.seo-faq-card h3 {
  font-size: 15px;
  font-weight: 800;
  color: var(--text-primary);
  margin-bottom: 12px;
}

.seo-table-wrap {
  overflow-x: auto;
}

.seo-size-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 12.5px;
}

.seo-size-table th,
.seo-size-table td {
  padding: 9px 12px;
  text-align: left;
  border-bottom: 1px solid var(--border-subtle);
}

.seo-size-table th {
  background: var(--bg-page);
  font-weight: 800;
  color: var(--text-secondary);
  font-size: 11.5px;
  text-transform: uppercase;
}

.seo-faq-item {
  border-bottom: 1px solid var(--border-subtle);
  padding: 10px 0;
}

.seo-faq-item:last-child {
  border-bottom: none;
}

.seo-faq-item summary {
  font-size: 13.5px;
  font-weight: 700;
  color: var(--text-primary);
  cursor: pointer;
}

.seo-faq-item p {
  margin-top: 6px;
  font-size: 12.5px;
  color: var(--text-secondary);
  line-height: 1.5;
}

/* =========================================================================
   5. MODAIS (LEGAL RGPD + PAYWALL STRIPE / RECUPERAÇÃO POR E-MAIL)
   ========================================================================= */
.modal-backdrop {
  position: fixed;
  inset: 0;
  background: rgba(17, 24, 39, 0.55);
  backdrop-filter: blur(4px);
  z-index: 120;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 16px;
}

.modal-card {
  background: var(--bg-surface);
  border: 1px solid var(--border-strong);
  border-radius: 16px;
  padding: 20px 22px;
  width: 100%;
  max-width: 760px;
  max-height: 90vh;
  overflow-y: auto;
  box-shadow: 0 20px 50px rgba(17, 24, 39, 0.25);
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.btn-outline {
  border: 1px solid var(--border-strong);
  background: var(--bg-surface);
  color: var(--text-primary);
  font-family: var(--font-ui);
  font-size: 12.5px;
  font-weight: 700;
  padding: 8px 14px;
  border-radius: 8px;
  cursor: pointer;
}

.btn-outline:hover {
  background: var(--bg-page);
}

.btn-primary-lg {
  border: none;
  background: var(--brand-primary-text);
  color: #FFFFFF;
  font-family: var(--font-ui);
  font-size: 13px;
  font-weight: 800;
  padding: 10px 16px;
  border-radius: 9px;
  cursor: pointer;
}

.btn-emerald-lg {
  border: none;
  background: var(--emerald-text);
  color: #FFFFFF;
  font-family: var(--font-ui);
  font-size: 13px;
  font-weight: 800;
  padding: 10px 16px;
  border-radius: 9px;
  cursor: pointer;
}

/* =========================================================================
   6. RESPONSIVIDADE (TABLET & MOBILE 390px)
   ========================================================================= */
@media (max-width: 1080px) {
  .app-layout {
    grid-template-columns: 1fr;
    padding: 12px 14px 20px;
  }

  .stage-grid,
  .seo-cards-grid {
    grid-template-columns: 1fr;
  }

  .stage-canvas-wrap {
    min-height: 360px;
    padding: 14px;
  }
}

@media (max-width: 640px) {
  .top-header {
    padding: 10px 12px;
  }

  .brand-subtitle {
    display: none;
  }

  .header-controls {
    width: 100%;
    justify-content: space-between;
  }

  .export-action-group {
    width: 100%;
    display: flex;
  }

  .btn-export-primary {
    flex: 1;
    justify-content: center;
    font-size: 11.5px;
    padding: 9px 8px;
  }

  .export-mode-select {
    max-width: 115px;
  }

  .stage-topbar {
    padding: 10px 12px;
  }

  .stage-controls-right {
    width: 100%;
    justify-content: space-between;
  }

  .view-segmented {
    width: 100%;
    display: grid;
    grid-template-columns: repeat(3, 1fr);
  }

  .view-tab {
    text-align: center;
    padding: 6px 4px;
    font-size: 11px;
  }

  .sheet-inspector-compact {
    width: 100%;
    justify-content: space-between;
  }
}