/* Caixa Mão na Massa — Configurador de Aquisição
   Paleta inspirada na logomarca Escolas Criativas */

:root {
  --magenta: #DC2A66;
  --magenta-soft: #f7d6e3;
  --navy: #1E2A78;
  --navy-soft: #e3e6f4;
  --yellow: #FFC526;
  --green: #4DAE3F;
  --cyan: #2EA8DD;
  --orange: #F39220;
  --bg: #FFFAF7;
  --card: #ffffff;
  --text: #1A1A2E;
  --muted: #6b6b80;
  --border: #ece6e0;
  --shadow: 0 2px 12px rgba(30, 42, 120, 0.06);
  --shadow-strong: 0 8px 32px rgba(30, 42, 120, 0.12);
  --radius: 12px;
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  padding: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "Helvetica Neue", Arial, sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.5;
}

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

/* ===== Header ===== */
.app-header {
  background: linear-gradient(135deg, #fff 0%, #fff 60%, var(--navy-soft) 100%);
  border-bottom: 3px solid var(--magenta);
  padding: 14px 28px;
  display: flex;
  align-items: center;
  gap: 22px;
  box-shadow: var(--shadow);
  position: sticky;
  top: 0;
  z-index: 90;
}

.app-header img.logo {
  height: 56px;
  width: auto;
}

.app-header .titles h1 {
  margin: 0;
  font-size: 1.25rem;
  color: var(--navy);
  font-weight: 700;
  letter-spacing: -0.01em;
}

.app-header .titles p {
  margin: 2px 0 0 0;
  font-size: 0.86rem;
  color: var(--muted);
}

.app-header .selection-counter {
  margin-left: auto;
  background: var(--magenta);
  color: #fff;
  padding: 8px 16px;
  border-radius: 999px;
  font-weight: 600;
  font-size: 0.9rem;
  box-shadow: 0 2px 8px rgba(220, 42, 102, 0.3);
}

/* ===== Tabs nav ===== */
.tabs-nav {
  background: #fff;
  border-bottom: 1px solid var(--border);
  padding: 0 28px;
  display: flex;
  gap: 4px;
  position: sticky;
  top: 84px;
  z-index: 80;
  overflow-x: auto;
}

.tab-btn {
  background: none;
  border: none;
  border-bottom: 3px solid transparent;
  padding: 14px 20px;
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--muted);
  cursor: pointer;
  white-space: nowrap;
  transition: color 0.15s, border-color 0.15s;
}

.tab-btn:hover { color: var(--navy); }

.tab-btn.active {
  color: var(--magenta);
  border-bottom-color: var(--magenta);
}

.tab-content { display: none; }
.tab-content.active { display: block; }

/* ===== Content pages (Justificativa / Fornecedores / Como comprar) ===== */
.content-page { padding: 24px 28px; }

.page-wrapper {
  max-width: 1000px;
  margin: 0 auto;
  background: #fff;
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 36px 44px;
}

.page-title {
  color: var(--navy);
  border-bottom: 3px solid var(--magenta);
  padding-bottom: 8px;
  margin-top: 0;
  font-size: 1.6rem;
}

.page-intro {
  font-size: 1rem;
  color: var(--muted);
  font-style: italic;
}

.page-wrapper h3 {
  color: var(--navy);
  margin-top: 30px;
  font-size: 1.15rem;
}

.page-wrapper p { font-size: 1rem; line-height: 1.65; }

.page-wrapper ul, .page-wrapper ol { font-size: 1rem; line-height: 1.65; padding-left: 26px; }

.page-wrapper a { color: var(--magenta); text-decoration: none; border-bottom: 1px dotted var(--magenta); }
.page-wrapper a:hover { color: var(--navy); border-color: var(--navy); }

.page-wrapper .closing {
  margin-top: 28px;
  padding: 16px 20px;
  background: var(--magenta-soft);
  border-left: 4px solid var(--magenta);
  border-radius: 8px;
  font-size: 1.05rem;
}

/* BNCC dropdown items */
.bncc-item {
  background: #fff;
  border: 1px solid var(--border);
  border-radius: 8px;
  margin: 8px 0;
  overflow: hidden;
  transition: box-shadow 0.15s;
}

.bncc-item[open] {
  box-shadow: 0 4px 12px rgba(30, 42, 120, 0.08);
  border-color: var(--magenta-soft);
}

.bncc-item summary {
  padding: 14px 18px 14px 46px;
  cursor: pointer;
  font-weight: 600;
  color: var(--navy);
  font-size: 1rem;
  background: #fafbff;
  list-style: none;
  position: relative;
  user-select: none;
  transition: background 0.15s;
}

.bncc-item summary::-webkit-details-marker { display: none; }

.bncc-item summary::before {
  content: "▸";
  position: absolute;
  left: 18px;
  top: 50%;
  transform: translateY(-50%);
  color: var(--magenta);
  font-size: 0.95rem;
  transition: transform 0.2s;
}

.bncc-item[open] summary::before {
  transform: translateY(-50%) rotate(90deg);
}

.bncc-item summary:hover {
  background: var(--magenta-soft);
  color: var(--magenta);
}

.bncc-item .bncc-num {
  display: inline-block;
  background: var(--magenta);
  color: #fff;
  width: 26px;
  height: 26px;
  line-height: 26px;
  text-align: center;
  border-radius: 50%;
  font-size: 0.85rem;
  font-weight: 700;
  margin-right: 10px;
}

.bncc-item .bncc-descricao {
  background: #fffaeb;
  border-top: 1px solid var(--border);
  border-bottom: 1px solid #f3e9c4;
  padding: 12px 18px;
  margin: 0;
  font-size: 0.95rem;
  color: #4a3d1a;
}

.bncc-item p {
  padding: 14px 18px;
  margin: 0;
  font-size: 0.96rem;
  line-height: 1.6;
}

/* Orientações de compra cards */
.orient-card {
  background: var(--bg);
  border-left: 4px solid var(--magenta);
  border-radius: 8px;
  padding: 18px 24px;
  margin: 18px 0;
}

.orient-card h3 {
  color: var(--magenta);
  margin-top: 0;
  font-size: 1.1rem;
}

.orient-card .lead {
  font-style: italic;
  color: var(--navy);
  margin: 4px 0 12px;
  font-weight: 600;
}

/* Subtítulos numerados dentro da seção Links úteis */
.orient-subtitle {
  color: var(--navy);
  font-size: 1.02rem;
  margin: 22px 0 8px;
  padding-bottom: 4px;
  border-bottom: 1px dashed var(--magenta-soft);
}

/* Lista de links com ícone discreto */
.links-list {
  list-style: none;
  padding-left: 0;
  margin: 8px 0 18px;
}

.links-list li {
  position: relative;
  padding: 8px 0 8px 28px;
  border-bottom: 1px solid var(--border);
}

.links-list li:last-child { border-bottom: none; }

.links-list li::before {
  content: "🔗";
  position: absolute;
  left: 4px;
  top: 8px;
  font-size: 0.92rem;
}

.links-list li a {
  color: var(--navy);
  font-weight: 600;
  text-decoration: none;
  border-bottom: 1px dotted var(--magenta);
}

.links-list li a:hover {
  color: var(--magenta);
}

.link-note {
  font-size: 0.85rem;
  color: var(--muted);
  font-style: italic;
  margin: 4px 0 0;
}

/* Cards de limites legais */
.limits-card {
  background: linear-gradient(135deg, var(--navy-soft) 0%, #fff 100%);
  border: 2px solid var(--navy);
  border-radius: 10px;
  padding: 16px 20px;
  margin: 12px 0 24px;
}

.limit-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
  padding: 10px 0;
  border-bottom: 1px dashed var(--border);
}

.limit-row:last-child { border-bottom: none; }

.limit-row .limit-label {
  flex: 1;
  color: var(--navy);
  font-weight: 600;
  font-size: 0.95rem;
}

.limit-row .limit-value {
  background: var(--magenta);
  color: #fff;
  padding: 6px 14px;
  border-radius: 999px;
  font-weight: 700;
  font-size: 0.95rem;
  white-space: nowrap;
}

/* Fornecedores */
.fornecedor-grupo {
  margin-bottom: 28px;
}

.fornecedor-grupo h3 {
  color: var(--magenta);
  border-bottom: 2px solid var(--magenta-soft);
  padding-bottom: 4px;
}

.fornecedor-table {
  width: 100%;
  border-collapse: collapse;
  margin-top: 10px;
  font-size: 0.94rem;
}

.fornecedor-table th {
  background: var(--navy);
  color: #fff;
  padding: 8px 12px;
  text-align: left;
  font-weight: 600;
  font-size: 0.86rem;
}

.fornecedor-table td {
  padding: 10px 12px;
  border-bottom: 1px solid var(--border);
  vertical-align: top;
}

.fornecedor-table td:first-child { font-weight: 600; color: var(--navy); width: 23%; }
.fornecedor-table td:nth-child(2) { width: 27%; word-break: break-all; font-size: 0.86rem; }
.fornecedor-table tr:nth-child(even) td { background: #fcfafc; }

/* ===== Configuration bar ===== */
.config-bar {
  background: #fff;
  border-bottom: 1px solid var(--border);
  padding: 16px 28px;
  display: flex;
  flex-wrap: wrap;
  gap: 18px;
  align-items: flex-end;
}

.config-field {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.config-field label {
  font-size: 0.78rem;
  font-weight: 600;
  color: var(--navy);
  letter-spacing: 0.02em;
  text-transform: uppercase;
}

.config-field input[type="number"] {
  width: 90px;
  padding: 8px 12px;
  border: 2px solid var(--border);
  border-radius: 8px;
  font-size: 1rem;
  font-weight: 600;
  color: var(--navy);
  text-align: center;
  background: #fff;
  transition: border-color 0.15s;
}

.config-field input[type="number"]:focus {
  outline: none;
  border-color: var(--magenta);
}

.config-multiplier {
  font-size: 1.4rem;
  color: var(--muted);
  padding-bottom: 6px;
}

.config-total {
  background: var(--navy);
  color: #fff;
  padding: 8px 18px;
  border-radius: 10px;
  font-weight: 700;
}

.config-total small {
  display: block;
  font-size: 0.7rem;
  font-weight: 500;
  opacity: 0.8;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.config-total .total-value {
  font-size: 1.4rem;
}

/* ===== Filters bar ===== */
.filters-bar {
  background: var(--bg);
  padding: 14px 28px;
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  align-items: center;
  border-bottom: 1px solid var(--border);
}

.filters-bar .filter-group {
  display: flex;
  align-items: center;
  gap: 8px;
}

.filters-bar label.filter-label {
  font-size: 0.78rem;
  font-weight: 600;
  color: var(--navy);
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.filters-bar select,
.filters-bar input[type="search"] {
  padding: 7px 10px;
  border: 1.5px solid var(--border);
  border-radius: 8px;
  font-size: 0.9rem;
  background: #fff;
  color: var(--text);
}

.filters-bar input[type="search"] {
  min-width: 220px;
}

.filters-bar .clear-filters {
  background: none;
  border: 1.5px solid var(--border);
  color: var(--muted);
  padding: 7px 12px;
  border-radius: 8px;
  cursor: pointer;
  font-size: 0.85rem;
}

.filters-bar .clear-filters:hover {
  border-color: var(--magenta);
  color: var(--magenta);
}

/* ===== Main layout ===== */
.main-layout {
  display: grid;
  grid-template-columns: 1fr 360px;
  gap: 24px;
  padding: 24px 28px;
  max-width: 1500px;
  margin: 0 auto;
}

@media (max-width: 1100px) {
  .main-layout { grid-template-columns: 1fr; }
}

/* ===== Categories list ===== */
.category-block {
  background: var(--card);
  border-radius: var(--radius);
  margin-bottom: 18px;
  box-shadow: var(--shadow);
  overflow: hidden;
}

.category-header {
  background: linear-gradient(90deg, var(--navy) 0%, #2c3a96 100%);
  color: #fff;
  padding: 14px 18px;
  display: flex;
  align-items: center;
  gap: 14px;
  cursor: pointer;
  user-select: none;
}

.category-header:hover { filter: brightness(1.07); }

.category-header .cat-checkbox {
  width: 20px;
  height: 20px;
  flex-shrink: 0;
}

.category-header .cat-title {
  font-size: 1.05rem;
  font-weight: 700;
  flex: 1;
  margin: 0;
}

.category-header .cat-count {
  background: rgba(255,255,255,0.15);
  padding: 3px 10px;
  border-radius: 999px;
  font-size: 0.8rem;
  font-weight: 600;
}

.category-header .cat-toggle {
  font-size: 1.1rem;
  transition: transform 0.2s;
}

.category-block.collapsed .cat-toggle { transform: rotate(-90deg); }
.category-block.collapsed .items-list { display: none; }

.items-list {
  display: flex;
  flex-direction: column;
}

/* Item row */
.item-row {
  border-top: 1px solid var(--border);
}

.item-row:first-child { border-top: none; }

.item-summary {
  display: grid;
  grid-template-columns: auto 1fr auto auto auto;
  gap: 12px;
  align-items: center;
  padding: 12px 16px;
  cursor: pointer;
  transition: background 0.12s;
}

.item-summary:hover { background: #fffaf3; }

.item-checkbox {
  width: 18px;
  height: 18px;
  flex-shrink: 0;
}

.item-name {
  font-weight: 600;
  font-size: 0.95rem;
  color: var(--text);
}

.item-tags {
  display: flex;
  gap: 6px;
  flex-wrap: wrap;
  justify-content: flex-end;
  max-width: 280px;
}

.tag {
  font-size: 0.7rem;
  padding: 2px 8px;
  border-radius: 999px;
  font-weight: 600;
  letter-spacing: 0.02em;
  white-space: nowrap;
}

.tag-capital { background: var(--navy-soft); color: var(--navy); }
.tag-custeio { background: #fff4d6; color: #8a5e00; }
.tag-direta { background: #dff5db; color: #2e7a25; }
.tag-tres { background: #d6efff; color: #155b8a; }
.tag-exclusividade { background: var(--magenta-soft); color: var(--magenta); }
.tag-cc { background: #e8e0ff; color: #5b2db1; border: 1px solid #b8a4f0; }
.tag-feitonobrasil {
  background: linear-gradient(90deg, #4DAE3F 0%, #FFC526 50%, #2EA8DD 100%);
  color: #fff;
  text-shadow: 0 1px 1px rgba(0,0,0,0.25);
  font-weight: 700;
}
.tag-creativecommons {
  background: linear-gradient(90deg, #5b2db1 0%, #b455d6 100%);
  color: #fff;
  text-shadow: 0 1px 1px rgba(0,0,0,0.25);
  font-weight: 700;
}

.item-qty-input {
  width: 60px;
  padding: 5px 6px;
  border: 1.5px solid var(--border);
  border-radius: 6px;
  font-size: 0.9rem;
  text-align: center;
}

.item-qty-input:disabled {
  background: #f7f7f7;
  color: #bbb;
}

.item-toggle-btn {
  background: none;
  border: none;
  cursor: pointer;
  font-size: 1.1rem;
  color: var(--muted);
  padding: 4px 8px;
  transition: transform 0.2s;
}

.item-row.expanded .item-toggle-btn { transform: rotate(180deg); color: var(--magenta); }

.item-details {
  display: none;
  padding: 12px 24px 22px 50px;
  background: #fbf9f6;
  border-top: 1px dashed var(--border);
}

.item-row.expanded .item-details { display: block; }

.item-details h4 {
  margin: 16px 0 6px 0;
  color: var(--magenta);
  font-size: 0.85rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.item-details h4:first-child { margin-top: 0; }

.item-details p,
.item-details ul {
  margin: 0;
  font-size: 0.92rem;
  color: var(--text);
}

.item-details ul {
  padding-left: 20px;
  margin: 4px 0;
}

.item-details li {
  margin: 3px 0;
}

.item-details .espec-subgroup,
.tr-preview .tr-espec-subgroup {
  margin: 10px 0 4px;
  font-size: 0.86rem;
  color: var(--navy);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  border-left: 3px solid var(--magenta);
  padding-left: 8px;
}

/* ===== Sidebar / cart ===== */
.cart-sidebar {
  position: sticky;
  top: 96px;
  align-self: start;
  background: #fff;
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 18px;
  max-height: calc(100vh - 120px);
  overflow-y: auto;
}

.cart-sidebar h2 {
  margin: 0 0 14px 0;
  font-size: 1.05rem;
  color: var(--navy);
  display: flex;
  align-items: center;
  gap: 8px;
}

.cart-sidebar h2::before {
  content: "📦";
  font-size: 1.1rem;
}

.cart-empty {
  color: var(--muted);
  font-size: 0.9rem;
  font-style: italic;
  padding: 18px 0;
  text-align: center;
}

.cart-group {
  margin-bottom: 12px;
}

.cart-group-title {
  font-size: 0.75rem;
  font-weight: 700;
  color: var(--navy);
  text-transform: uppercase;
  letter-spacing: 0.04em;
  margin-bottom: 4px;
}

.cart-item {
  display: flex;
  justify-content: space-between;
  font-size: 0.85rem;
  padding: 4px 0;
  border-bottom: 1px dotted var(--border);
}

.cart-item-name {
  flex: 1;
  padding-right: 8px;
  color: var(--text);
}

.cart-item-qty {
  color: var(--magenta);
  font-weight: 600;
  white-space: nowrap;
}

.cart-totals {
  margin-top: 14px;
  padding: 12px;
  background: var(--bg);
  border-radius: 8px;
}

.cart-total-line {
  display: flex;
  justify-content: space-between;
  padding: 4px 0;
  font-size: 0.88rem;
}

.cart-total-line.bold {
  font-weight: 700;
  border-top: 2px solid var(--navy);
  padding-top: 8px;
  margin-top: 4px;
  color: var(--navy);
  font-size: 1rem;
}

.btn-generate-tr {
  width: 100%;
  margin-top: 16px;
  background: var(--magenta);
  color: #fff;
  padding: 14px 16px;
  border: none;
  border-radius: 10px;
  font-size: 0.98rem;
  font-weight: 700;
  cursor: pointer;
  transition: filter 0.15s, transform 0.05s;
  box-shadow: 0 4px 12px rgba(220, 42, 102, 0.3);
}

.btn-generate-tr:hover { filter: brightness(1.08); }
.btn-generate-tr:active { transform: scale(0.99); }
.btn-generate-tr:disabled {
  background: #ccc;
  box-shadow: none;
  cursor: not-allowed;
}

/* ===== Modal: TR editor ===== */
.modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(20, 25, 60, 0.55);
  display: none;
  z-index: 200;
  padding: 20px;
  overflow-y: auto;
}

.modal-overlay.open { display: flex; align-items: flex-start; justify-content: center; }

.modal {
  background: #fff;
  border-radius: 14px;
  width: min(960px, 100%);
  max-height: calc(100vh - 40px);
  overflow-y: auto;
  box-shadow: var(--shadow-strong);
}

.modal-header {
  position: sticky;
  top: 0;
  background: #fff;
  padding: 18px 24px;
  border-bottom: 2px solid var(--magenta);
  display: flex;
  justify-content: space-between;
  align-items: center;
  z-index: 5;
}

.modal-header h2 {
  margin: 0;
  color: var(--navy);
  font-size: 1.15rem;
}

.modal-close {
  background: none;
  border: none;
  font-size: 1.6rem;
  cursor: pointer;
  color: var(--muted);
  line-height: 1;
}

.modal-body { padding: 22px 28px; }

.tr-form-fields {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 14px;
  margin-bottom: 22px;
  background: var(--navy-soft);
  padding: 16px;
  border-radius: 10px;
}

.tr-form-fields .full {
  grid-column: 1 / -1;
}

.tr-form-fields label {
  display: block;
  font-size: 0.78rem;
  font-weight: 700;
  color: var(--navy);
  text-transform: uppercase;
  letter-spacing: 0.04em;
  margin-bottom: 4px;
}

.tr-form-fields input[type="text"] {
  width: 100%;
  padding: 8px 10px;
  border: 1.5px solid #fff;
  border-radius: 6px;
  font-size: 0.95rem;
  background: #fff;
}

.tr-form-fields input[type="text"]:focus {
  outline: 2px solid var(--magenta);
}

.tr-include-options {
  display: flex;
  flex-wrap: wrap;
  gap: 18px;
  background: #fff8eb;
  border-radius: 8px;
  padding: 12px 16px;
  margin-bottom: 18px;
}

.tr-include-options label {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.9rem;
  color: var(--navy);
  font-weight: 600;
  cursor: pointer;
}

/* Item link list */
.item-details .item-links-list {
  list-style: none;
  padding-left: 0;
  margin: 6px 0;
}

.item-details .item-links-list li {
  padding: 4px 0 4px 22px;
  position: relative;
  font-size: 0.92rem;
  word-break: break-word;
}

.item-details .item-links-list li::before {
  content: "🔗";
  position: absolute;
  left: 0;
  top: 4px;
  font-size: 0.85rem;
}

.item-details .item-links-list li a {
  color: var(--magenta);
  text-decoration: none;
  border-bottom: 1px dotted var(--magenta);
  word-break: break-all;
}

.item-details .item-links-list li a:hover {
  color: var(--navy);
  border-color: var(--navy);
}

.tr-preview {
  background: #fbfbfb;
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 24px;
}

.tr-preview h3 {
  color: var(--navy);
  border-bottom: 2px solid var(--magenta);
  padding-bottom: 6px;
  margin-top: 24px;
}

.tr-preview h3:first-child { margin-top: 0; }

.tr-preview .tr-item {
  margin: 16px 0;
  padding: 14px;
  background: #fff;
  border: 1px solid var(--border);
  border-radius: 8px;
  position: relative;
}

.tr-preview .tr-item h4 {
  color: var(--magenta);
  margin: 0 0 8px 0;
  padding-right: 60px;
}

.tr-preview .tr-item .tr-item-meta {
  font-size: 0.82rem;
  color: var(--muted);
  margin-bottom: 8px;
}

.tr-preview .tr-item .remove-item-btn {
  position: absolute;
  top: 12px;
  right: 12px;
  background: #fff;
  border: 1.5px solid var(--magenta);
  color: var(--magenta);
  padding: 3px 9px;
  border-radius: 6px;
  cursor: pointer;
  font-size: 0.78rem;
  font-weight: 600;
}

.tr-preview .tr-item .remove-item-btn:hover {
  background: var(--magenta);
  color: #fff;
}

.tr-preview [contenteditable="true"] {
  min-height: 1em;
  outline: none;
  padding: 4px 6px;
  border-radius: 4px;
  transition: background 0.15s;
}

.tr-preview [contenteditable="true"]:hover { background: #fff8eb; }
.tr-preview [contenteditable="true"]:focus {
  background: #fff;
  box-shadow: 0 0 0 2px var(--magenta);
}

.tr-preview ul[contenteditable="true"] {
  padding-left: 28px;
}

.tr-preview .tr-quant {
  font-weight: 700;
  color: var(--navy);
  display: inline-block;
  margin-right: 6px;
}

/* Export buttons */
.export-bar {
  position: sticky;
  bottom: 0;
  background: #fff;
  border-top: 2px solid var(--border);
  padding: 14px 24px;
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  justify-content: flex-end;
  z-index: 5;
}

.btn-export {
  padding: 10px 16px;
  border: 1.5px solid var(--navy);
  background: #fff;
  color: var(--navy);
  border-radius: 8px;
  font-weight: 700;
  cursor: pointer;
  font-size: 0.88rem;
  transition: all 0.15s;
}

.btn-export:hover { background: var(--navy); color: #fff; }

.btn-export.primary {
  background: var(--magenta);
  border-color: var(--magenta);
  color: #fff;
}

.btn-export.primary:hover { background: #b81f54; border-color: #b81f54; }

/* ===== Print styles ===== */
@media print {
  body * { visibility: hidden; }
  .modal-overlay, .modal-overlay * { visibility: visible; }
  .modal-overlay {
    position: absolute;
    inset: 0;
    background: #fff;
    padding: 0;
  }
  .modal {
    box-shadow: none;
    max-height: none;
    width: 100%;
  }
  .modal-header, .export-bar, .modal-close, .remove-item-btn,
  .tr-include-options { display: none !important; }
  .tr-form-fields { background: none; padding: 0; }
  .tr-preview { background: none; border: none; padding: 0; }
  .tr-preview .tr-item {
    page-break-inside: avoid;
    border: 1px solid #ccc;
  }

  /* URLs já aparecem como texto visível dos links — sem necessidade de
     duplicar via ::after. Mantemos as cores discretas para impressão. */
  .tr-preview a[href] {
    color: #1a3a8a;
    text-decoration: underline;
    word-break: break-all;
  }
}

/* Helper: notification */
.toast {
  position: fixed;
  bottom: 30px;
  left: 50%;
  transform: translateX(-50%) translateY(120%);
  background: var(--navy);
  color: #fff;
  padding: 12px 22px;
  border-radius: 999px;
  box-shadow: var(--shadow-strong);
  z-index: 300;
  transition: transform 0.3s;
  font-size: 0.92rem;
}

.toast.show { transform: translateX(-50%) translateY(0); }

/* =================================================================
   RESPONSIVIDADE — Tablet e Mobile
   ================================================================= */

/* Tablet (até 900px) */
@media (max-width: 900px) {
  .app-header {
    padding: 12px 16px;
    gap: 12px;
  }
  .app-header img.logo { height: 44px; }
  .app-header .titles h1 { font-size: 1rem; line-height: 1.2; }
  .app-header .titles p { display: none; }
  .app-header .selection-counter {
    font-size: 0.78rem;
    padding: 6px 12px;
    text-align: center;
  }

  .tabs-nav {
    padding: 0 12px;
    top: 76px;
  }
  .tab-btn { padding: 12px 14px; font-size: 0.9rem; }

  .config-bar { padding: 14px 16px; gap: 12px; }
  .filters-bar { padding: 12px 16px; }

  .main-layout {
    padding: 16px;
    gap: 16px;
  }

  .cart-sidebar {
    position: static;
    max-height: none;
    margin-top: 8px;
  }

  .content-page { padding: 16px 12px; }
  .page-wrapper { padding: 24px 22px; }
  .page-title { font-size: 1.35rem; }
}

/* Mobile (até 640px) */
@media (max-width: 640px) {
  .app-header {
    flex-wrap: wrap;
    padding: 10px 14px;
    position: static; /* libera espaço — tabs ficam sticky */
  }
  .app-header img.logo { height: 38px; }
  .app-header .titles { flex: 1; min-width: 0; }
  .app-header .titles h1 { font-size: 0.95rem; }
  .app-header .selection-counter {
    margin-left: 0;
    flex: 1 0 100%;
    text-align: center;
    margin-top: 4px;
  }

  .tabs-nav {
    top: 0;
    padding: 0 8px;
  }
  .tab-btn {
    padding: 10px 12px;
    font-size: 0.85rem;
  }

  /* Configuração de escala — itens em coluna */
  .config-bar {
    flex-direction: column;
    align-items: stretch;
    gap: 8px;
    padding: 12px 14px;
  }
  .config-bar .config-multiplier { display: none; }
  .config-field {
    flex-direction: row;
    align-items: center;
    justify-content: space-between;
    gap: 10px;
  }
  .config-field label { font-size: 0.74rem; flex: 1; }
  .config-field input[type="number"] { width: 90px; }
  .config-total {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 10px 14px;
  }
  .config-total small { display: inline; margin-bottom: 0; font-size: 0.74rem; }
  .config-total .total-value { font-size: 1.2rem; }

  /* Filtros em coluna */
  .filters-bar {
    flex-direction: column;
    align-items: stretch;
    gap: 8px;
  }
  .filters-bar .filter-group {
    flex-direction: column;
    align-items: stretch;
    gap: 4px;
  }
  .filters-bar select,
  .filters-bar input[type="search"] {
    width: 100%;
    min-width: 0;
    font-size: 0.92rem;
  }
  .filters-bar .clear-filters { width: 100%; padding: 9px; }

  .main-layout { padding: 12px; gap: 12px; }

  /* Categorias e itens */
  .category-header { padding: 12px 14px; gap: 10px; }
  .category-header .cat-title { font-size: 0.95rem; }
  .category-header .cat-count { font-size: 0.72rem; padding: 2px 8px; }

  .item-summary {
    grid-template-columns: auto 1fr auto;
    grid-template-areas:
      "check name toggle"
      "check tags tags"
      "check qty qty";
    column-gap: 10px;
    row-gap: 6px;
    padding: 10px 12px;
  }
  .item-checkbox { grid-area: check; align-self: start; margin-top: 4px; }
  .item-name { grid-area: name; font-size: 0.9rem; line-height: 1.3; }
  .item-tags {
    grid-area: tags;
    justify-content: flex-start;
    max-width: none;
    gap: 4px;
  }
  .item-tags .tag { font-size: 0.66rem; padding: 2px 7px; }
  .item-qty-input { grid-area: qty; justify-self: start; width: 64px; }
  .item-toggle-btn { grid-area: toggle; padding: 0 4px; }

  .item-details { padding: 10px 14px 16px; }
  .item-details h4 { font-size: 0.78rem; }
  .item-details p, .item-details ul { font-size: 0.88rem; }

  /* Cart sidebar */
  .cart-sidebar { padding: 14px; }
  .cart-sidebar h2 { font-size: 0.98rem; }
  .cart-item { font-size: 0.82rem; flex-wrap: wrap; }
  .cart-item-name { flex: 1 1 100%; padding-right: 0; }
  .cart-item-qty { font-size: 0.78rem; margin-top: 2px; }

  .btn-generate-tr { padding: 12px; font-size: 0.92rem; }

  /* Páginas de conteúdo */
  .content-page { padding: 12px 8px; }
  .page-wrapper { padding: 20px 16px; }
  .page-title { font-size: 1.2rem; }
  .page-wrapper p, .page-wrapper ul, .page-wrapper ol { font-size: 0.94rem; }

  /* BNCC dropdowns */
  .bncc-item summary {
    padding: 12px 14px 12px 38px;
    font-size: 0.9rem;
  }
  .bncc-item summary::before { left: 14px; }
  .bncc-item .bncc-num {
    width: 22px; height: 22px; line-height: 22px;
    font-size: 0.74rem;
    margin-right: 8px;
  }
  .bncc-item .bncc-descricao { padding: 10px 14px; font-size: 0.88rem; }
  .bncc-item p { padding: 12px 14px; font-size: 0.9rem; }

  /* Cards de orientações de compra */
  .orient-card { padding: 14px 16px; }
  .orient-card h3 { font-size: 1rem; }

  /* Links úteis */
  .orient-subtitle { font-size: 0.95rem; margin: 18px 0 6px; }
  .links-list li { padding: 8px 0 8px 24px; font-size: 0.9rem; }
  .links-list li::before { left: 0; font-size: 0.86rem; }

  /* Card de limites */
  .limits-card { padding: 12px 14px; }
  .limit-row {
    flex-direction: column;
    align-items: flex-start;
    gap: 6px;
    padding: 8px 0;
  }
  .limit-row .limit-value { align-self: flex-end; font-size: 0.88rem; padding: 5px 12px; }

  /* Tabela de fornecedores — scroll horizontal em telas estreitas */
  .fornecedor-grupo {
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
  }
  .fornecedor-table { min-width: 520px; font-size: 0.84rem; }
  .fornecedor-table th { font-size: 0.74rem; padding: 6px 8px; }
  .fornecedor-table td { padding: 8px; }
  .fornecedor-table td:first-child { width: auto; }
  .fornecedor-table td:nth-child(2) { width: auto; font-size: 0.78rem; }

  /* Modal — quase fullscreen */
  .modal-overlay { padding: 0; align-items: flex-start; }
  .modal {
    max-height: 100vh;
    width: 100%;
    border-radius: 0;
  }
  .modal-header {
    padding: 12px 14px;
    flex-wrap: wrap;
    gap: 8px;
  }
  .modal-header h2 { font-size: 1rem; flex: 1; min-width: 0; }
  .modal-close { font-size: 1.4rem; padding: 4px 8px; }
  .modal-body { padding: 14px 14px; }

  .tr-form-fields {
    grid-template-columns: 1fr;
    gap: 10px;
    padding: 12px;
  }
  .tr-form-fields .full { grid-column: 1; }
  .tr-form-fields label { font-size: 0.74rem; }
  .tr-form-fields input[type="text"] { font-size: 0.92rem; }

  .tr-include-options {
    flex-direction: column;
    gap: 6px;
    padding: 10px 12px;
  }
  .tr-include-options label { font-size: 0.85rem; }

  .tr-preview { padding: 14px 12px; }
  .tr-preview h3 { font-size: 1.05rem; }
  .tr-preview .tr-item {
    padding: 12px 10px;
    margin: 12px 0;
  }
  .tr-preview .tr-item h4 {
    padding-right: 0;
    font-size: 0.95rem;
    margin-bottom: 10px;
  }
  .tr-preview .tr-item .remove-item-btn {
    position: static;
    display: inline-block;
    margin-bottom: 8px;
    font-size: 0.74rem;
    padding: 3px 10px;
  }
  .tr-preview .tr-item-meta { font-size: 0.78rem; }

  .export-bar {
    padding: 10px 12px;
    gap: 6px;
    flex-wrap: wrap;
  }
  .btn-export {
    flex: 1;
    min-width: 0;
    padding: 9px 6px;
    font-size: 0.78rem;
  }

  .toast {
    bottom: 16px;
    left: 12px;
    right: 12px;
    transform: translateY(120%);
    text-align: center;
    font-size: 0.86rem;
    padding: 10px 16px;
    width: auto;
  }
  .toast.show { transform: translateY(0); }
}

/* Telas muito estreitas (até 380px) */
@media (max-width: 380px) {
  .app-header img.logo { height: 34px; }
  .app-header .titles h1 { font-size: 0.88rem; }
  .tab-btn { padding: 10px 10px; font-size: 0.78rem; }
  .config-field input[type="number"] { width: 78px; }
  .item-name { font-size: 0.86rem; }
  .item-qty-input { width: 56px; }
  .btn-export { font-size: 0.72rem; padding: 9px 4px; }
}

/* Foco visível para acessibilidade em mobile */
@media (hover: none) {
  button:focus, input:focus, select:focus, summary:focus {
    outline: 2px solid var(--magenta);
    outline-offset: 2px;
  }
}