:root {
  --bg-page: #f8fafc;
  --bg-surface: #ffffff;
  --bg-subtle: #f1f5f9;
  --bg-navy: #0f172a;
  --bg-navy-light: #1e293b;
  --text-main: #0f172a;
  --text-secondary: #475569;
  --text-muted: #64748b;
  --border-color: #cbd5e1;
  --border-subtle: #e2e8f0;
  --primary: #1d4ed8;
  --primary-hover: #1e40af;
  --primary-soft: #eff6ff;
  --emerald: #047857;
  --emerald-bg: #ecfdf5;
  --emerald-border: #6ee7b7;
  --crimson: #b91c1c;
  --crimson-bg: #fef2f2;
  --crimson-border: #fca5a5;
  --amber: #b45309;
  --amber-bg: #fffbeb;
  --amber-border: #fcd34d;
  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 14px;
  --shadow-sm: 0 1px 2px rgba(15, 23, 42, 0.05);
  --shadow-md: 0 4px 12px rgba(15, 23, 42, 0.07);
  --font-sans: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  --font-mono: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", monospace;
}

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

body {
  font-family: var(--font-sans);
  background-color: var(--bg-page);
  color: var(--text-main);
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
}

.num-tabular {
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
}

/* Air-Gap Security Topbar */
.airgap-banner {
  background: #064e3b;
  color: #ecfdf5;
  font-size: 0.84rem;
  padding: 0.55rem 1.25rem;
  text-align: center;
  border-bottom: 1px solid #047857;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  font-weight: 500;
}

.airgap-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: #34d399;
  display: inline-block;
  box-shadow: 0 0 0 3px rgba(52, 211, 153, 0.25);
}

/* Navbar */
.navbar {
  background: var(--bg-navy);
  color: #ffffff;
  padding: 0.9rem 1.5rem;
  border-bottom: 1px solid #334155;
}

.navbar-inner {
  max-width: 1360px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 1rem;
}

.brand {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.brand-logo {
  width: 38px;
  height: 38px;
  border-radius: 8px;
  background: linear-gradient(135deg, #2563eb, #10b981);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 800;
  font-size: 1.05rem;
  color: #ffffff;
  font-family: var(--font-mono);
}

.brand-name {
  font-size: 1.2rem;
  font-weight: 800;
  letter-spacing: -0.02em;
}

.brand-sub {
  font-size: 0.78rem;
  color: #94a3b8;
  display: block;
}

.nav-actions {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.lang-switch {
  display: inline-flex;
  background: var(--bg-navy-light);
  border: 1px solid #475569;
  border-radius: var(--radius-sm);
  overflow: hidden;
}

.lang-btn {
  background: transparent;
  color: #cbd5e1;
  border: none;
  padding: 0.35rem 0.7rem;
  font-size: 0.8rem;
  font-weight: 600;
  cursor: pointer;
}

.lang-btn.active {
  background: var(--primary);
  color: #ffffff;
}

/* Main Container */
.container {
  max-width: 1360px;
  margin: 0 auto;
  padding: 1.5rem;
}

/* Hero & Dropzone */
.hero {
  background: var(--bg-surface);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 1.75rem;
  box-shadow: var(--shadow-sm);
  margin-bottom: 1.5rem;
}

.hero-title {
  font-size: 1.65rem;
  font-weight: 800;
  color: var(--text-main);
  letter-spacing: -0.02em;
  margin-bottom: 0.5rem;
}

.hero-sub {
  color: var(--text-secondary);
  font-size: 0.96rem;
  margin-bottom: 1.35rem;
  max-width: 1050px;
}

.intake-grid {
  display: grid;
  grid-template-columns: 1.15fr 1fr;
  gap: 1.25rem;
}

@media (max-width: 960px) {
  .intake-grid {
    grid-template-columns: 1fr;
  }
}

.dropzone {
  border: 2px dashed #64748b;
  background: var(--bg-subtle);
  border-radius: var(--radius-md);
  padding: 1.5rem;
  text-align: center;
  transition: all 0.15s ease;
  cursor: pointer;
}

.dropzone:hover,
.dropzone.dragover {
  border-color: var(--primary);
  background: var(--primary-soft);
}

.dropzone-title {
  font-weight: 700;
  font-size: 1.02rem;
  margin-bottom: 0.3rem;
}

.dropzone-sub {
  font-size: 0.83rem;
  color: var(--text-muted);
  margin-bottom: 1rem;
}

.intake-buttons {
  display: flex;
  justify-content: center;
  gap: 0.65rem;
  flex-wrap: wrap;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.45rem;
  padding: 0.55rem 1rem;
  border-radius: var(--radius-sm);
  font-size: 0.86rem;
  font-weight: 600;
  cursor: pointer;
  border: 1px solid transparent;
  transition: all 0.15s ease;
  text-decoration: none;
}

.btn-primary {
  background: var(--primary);
  color: #ffffff;
}

.btn-primary:hover {
  background: var(--primary-hover);
}

.btn-secondary {
  background: #ffffff;
  color: var(--text-main);
  border-color: var(--border-color);
}

.btn-secondary:hover {
  background: var(--bg-subtle);
}

.btn-emerald {
  background: var(--emerald);
  color: #ffffff;
}

.btn-emerald:hover {
  background: #065f46;
}

.btn-amber {
  background: var(--amber-bg);
  color: var(--amber);
  border-color: var(--amber-border);
}

.btn-amber:hover {
  background: #fef3c7;
}

/* Demo 1-Click Panel */
.demo-box {
  background: #f8fafc;
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: 1.15rem;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  gap: 0.75rem;
}

.demo-box-title {
  font-size: 0.88rem;
  font-weight: 700;
  color: var(--text-main);
}

.demo-btn-grid {
  display: flex;
  flex-wrap: wrap;
  gap: 0.45rem;
}

.demo-chip {
  padding: 0.42rem 0.75rem;
  font-size: 0.8rem;
  font-weight: 600;
  border-radius: var(--radius-sm);
  border: 1px solid #cbd5e1;
  background: #ffffff;
  color: #1e293b;
  cursor: pointer;
  transition: all 0.12s ease;
}

.demo-chip:hover {
  border-color: var(--primary);
  color: var(--primary);
  background: var(--primary-soft);
}

.demo-chip.chip-alert {
  border-color: var(--crimson-border);
  background: var(--crimson-bg);
  color: var(--crimson);
}

.demo-chip.chip-n43 {
  border-color: var(--emerald-border);
  background: var(--emerald-bg);
  color: var(--emerald);
}

.sample-select-row {
  display: flex;
  flex-direction: column;
  gap: 0.3rem;
}

.sample-select-row label {
  font-size: 0.78rem;
  color: var(--text-muted);
  font-weight: 600;
}

.select-input,
.text-input {
  padding: 0.48rem 0.7rem;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  font-size: 0.85rem;
  background: #ffffff;
  color: var(--text-main);
}

/* PDF Paste Drawer */
.pdf-drawer {
  margin-top: 1rem;
  padding: 1rem;
  background: var(--bg-subtle);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
}

.pdf-drawer.hidden {
  display: none;
}

.pdf-textarea {
  width: 100%;
  min-height: 110px;
  font-family: var(--font-mono);
  font-size: 0.82rem;
  padding: 0.65rem;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  margin: 0.5rem 0;
}

/* 6 Summary Cards */
.kpi-grid {
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  gap: 0.85rem;
  margin-bottom: 1.25rem;
}

@media (max-width: 1200px) {
  .kpi-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

@media (max-width: 680px) {
  .kpi-grid {
    grid-template-columns: repeat(1, 1fr);
  }
}

.kpi-card {
  background: var(--bg-surface);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 0.95rem 1rem;
  box-shadow: var(--shadow-sm);
}

.kpi-card.kpi-balanced {
  background: var(--emerald-bg);
  border-color: var(--emerald-border);
}

.kpi-card.kpi-unbalanced {
  background: var(--crimson-bg);
  border-color: var(--crimson-border);
}

.kpi-label {
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--text-muted);
  font-weight: 700;
  margin-bottom: 0.35rem;
}

.kpi-value {
  font-size: 1.15rem;
  font-weight: 800;
  color: var(--text-main);
}

.kpi-sub {
  font-size: 0.76rem;
  color: var(--text-secondary);
  margin-top: 0.2rem;
}

/* Export Bar */
.export-bar {
  background: var(--bg-surface);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 0.9rem 1.15rem;
  margin-bottom: 1.25rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 0.85rem;
  box-shadow: var(--shadow-sm);
}

.export-buttons {
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
}

.export-options {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.84rem;
  color: var(--text-secondary);
}

/* Tabs & Workstation */
.workstation {
  background: var(--bg-surface);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
  overflow: hidden;
  margin-bottom: 2rem;
}

.tabs-header {
  display: flex;
  background: var(--bg-subtle);
  border-bottom: 1px solid var(--border-color);
  overflow-x: auto;
}

.tab-btn {
  padding: 0.85rem 1.25rem;
  border: none;
  background: transparent;
  font-size: 0.88rem;
  font-weight: 700;
  color: var(--text-secondary);
  cursor: pointer;
  border-bottom: 3px solid transparent;
  white-space: nowrap;
}

.tab-btn.active {
  color: var(--primary);
  background: var(--bg-surface);
  border-bottom-color: var(--primary);
}

.tab-panel {
  padding: 1.25rem;
}

.tab-panel.hidden {
  display: none;
}

/* Filter Toolbar */
.filter-bar {
  display: flex;
  flex-wrap: wrap;
  gap: 0.65rem;
  margin-bottom: 1rem;
  align-items: center;
}

.filter-bar .text-input {
  flex: 1;
  min-width: 240px;
}

/* Accounting Table */
.table-wrap {
  overflow-x: auto;
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-sm);
  max-height: 540px;
  overflow-y: auto;
}

.acc-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.83rem;
}

.acc-table th {
  position: sticky;
  top: 0;
  background: #f1f5f9;
  color: #334155;
  font-weight: 700;
  text-align: left;
  padding: 0.65rem 0.75rem;
  border-bottom: 1px solid var(--border-color);
  white-space: nowrap;
  z-index: 1;
}

.acc-table td {
  padding: 0.55rem 0.75rem;
  border-bottom: 1px solid var(--border-subtle);
  vertical-align: middle;
}

.acc-table tr:hover {
  background: #f8fafc;
}

.acc-table tr.row-descuadre {
  background: #fef2f2;
}

.acc-table tr.row-duplicado {
  background: #fffbeb;
}

.pgc-inline-input {
  width: 105px;
  font-family: var(--font-mono);
  font-size: 0.8rem;
  font-weight: 700;
  padding: 0.25rem 0.45rem;
  border: 1px solid #94a3b8;
  border-radius: 4px;
  color: var(--primary);
  background: #eff6ff;
}

.badge {
  display: inline-block;
  padding: 0.18rem 0.5rem;
  border-radius: 999px;
  font-size: 0.72rem;
  font-weight: 700;
  white-space: nowrap;
}

.badge-ok {
  background: var(--emerald-bg);
  color: var(--emerald);
  border: 1px solid var(--emerald-border);
}

.badge-descuadre {
  background: var(--crimson-bg);
  color: var(--crimson);
  border: 1px solid var(--crimson-border);
}

.badge-duplicado {
  background: var(--amber-bg);
  color: var(--amber);
  border: 1px solid var(--amber-border);
}

/* Audit Panel */
.audit-box {
  padding: 1rem;
  border-radius: var(--radius-md);
  margin-bottom: 1rem;
  border: 1px solid var(--border-color);
}

.audit-box.audit-ok {
  background: var(--emerald-bg);
  border-color: var(--emerald-border);
  color: #064e3b;
}

.audit-box.audit-error {
  background: var(--crimson-bg);
  border-color: var(--crimson-border);
  color: #7f1d1d;
}

.audit-box.audit-warn {
  background: var(--amber-bg);
  border-color: var(--amber-border);
  color: #78350f;
}

/* Preview Split Grid */
.preview-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.25rem;
}

@media (max-width: 980px) {
  .preview-grid {
    grid-template-columns: 1fr;
  }
}

.code-preview {
  background: #0f172a;
  color: #e2e8f0;
  font-family: var(--font-mono);
  font-size: 0.76rem;
  padding: 1rem;
  border-radius: var(--radius-sm);
  overflow-x: auto;
  max-height: 420px;
  overflow-y: auto;
  line-height: 1.45;
  white-space: pre;
}

.n43-config-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-bottom: 0.75rem;
}

.n43-config-row input {
  padding: 0.35rem 0.55rem;
  font-size: 0.8rem;
  font-family: var(--font-mono);
  border: 1px solid var(--border-color);
  border-radius: 4px;
}

/* High-Intent SEO Section */
.seo-section {
  margin-bottom: 2.25rem;
}

.section-heading {
  font-size: 1.3rem;
  font-weight: 800;
  margin-bottom: 0.4rem;
}

.section-sub {
  font-size: 0.9rem;
  color: var(--text-secondary);
  margin-bottom: 1rem;
}

.seo-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1rem;
}

@media (max-width: 820px) {
  .seo-grid {
    grid-template-columns: 1fr;
  }
}

.seo-card {
  background: var(--bg-surface);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 1.15rem;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  gap: 0.75rem;
}

.seo-card h3 {
  font-size: 1rem;
  font-weight: 800;
  color: var(--primary);
}

.seo-card p {
  font-size: 0.84rem;
  color: var(--text-secondary);
}

/* Pricing Grid */
.pricing-section {
  margin-bottom: 2.25rem;
}

.pricing-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.15rem;
}

@media (max-width: 900px) {
  .pricing-grid {
    grid-template-columns: 1fr;
  }
}

.price-card {
  background: var(--bg-surface);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 1.4rem;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  box-shadow: var(--shadow-sm);
}

.price-card.featured {
  border: 2px solid var(--primary);
  box-shadow: var(--shadow-md);
  position: relative;
}

.price-amount {
  font-size: 1.75rem;
  font-weight: 800;
  margin: 0.4rem 0 0.1rem;
  font-family: var(--font-mono);
}

.price-period {
  font-size: 0.8rem;
  color: var(--text-muted);
  margin-bottom: 1rem;
}

.price-features {
  list-style: none;
  margin-bottom: 1.25rem;
}

.price-features li {
  font-size: 0.85rem;
  padding: 0.35rem 0;
  color: var(--text-secondary);
  display: flex;
  align-items: flex-start;
  gap: 0.45rem;
}

.footer {
  border-top: 1px solid var(--border-color);
  padding: 1.5rem;
  text-align: center;
  font-size: 0.8rem;
  color: var(--text-muted);
  background: var(--bg-surface);
}

/* Cross-Pollinator Ecosystem Topbar & Related Tools Styles */
.b2b-eco-topbar {
  background: #020617;
  color: #e2e8f0;
  border-bottom: 1px solid #1e293b;
  font-family: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  font-size: 12.5px;
  padding: 6px 14px;
  z-index: 9999;
}
.b2b-eco-topbar-inner {
  max-width: 1360px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 8px;
}
.b2b-eco-label {
  font-weight: 700;
  color: #94a3b8;
  font-size: 11.5px;
  letter-spacing: 0.03em;
  text-transform: uppercase;
}
.b2b-eco-nav {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 6px;
}
.b2b-eco-link {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 4px 10px;
  border-radius: 6px;
  color: #cbd5e1;
  text-decoration: none;
  font-weight: 600;
  border: 1px solid transparent;
  transition: all 0.15s ease;
}
.b2b-eco-link:hover {
  background: #1e293b;
  color: #ffffff;
  border-color: #334155;
}
.b2b-eco-link.active {
  background: #1d4ed8;
  color: #ffffff;
  border-color: #3b82f6;
}
.b2b-related-section {
  max-width: 1360px;
  margin: 2rem auto 1.5rem;
  padding: 1.5rem;
  font-family: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
}
.b2b-related-box {
  background: #ffffff;
  border: 1px solid #cbd5e1;
  border-radius: 14px;
  padding: 1.5rem;
  box-shadow: 0 2px 8px rgba(15, 23, 42, 0.05);
}
.b2b-related-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-bottom: 1.1rem;
  border-bottom: 1px solid #e2e8f0;
  padding-bottom: 0.85rem;
}
.b2b-related-title {
  font-size: 1.15rem;
  font-weight: 800;
  color: #0f172a;
  margin: 0;
}
.b2b-related-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.15rem;
}
@media (max-width: 820px) {
  .b2b-related-grid {
    grid-template-columns: 1fr;
  }
}
.b2b-related-card {
  border: 1px solid #cbd5e1;
  border-radius: 10px;
  padding: 1.15rem;
  background: #f8fafc;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  gap: 0.75rem;
}
.b2b-related-badge {
  display: inline-block;
  padding: 2px 8px;
  border-radius: 99px;
  font-size: 11px;
  font-weight: 700;
  background: #eff6ff;
  color: #1d4ed8;
  border: 1px solid #93c5fd;
  margin-bottom: 6px;
}
.b2b-related-card h4 {
  font-size: 1rem;
  font-weight: 800;
  color: #0f172a;
  margin: 0 0 6px 0;
}
.b2b-related-card p {
  font-size: 0.85rem;
  color: #475569;
  margin: 0;
  line-height: 1.45;
}
.b2b-related-cta {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 7px 14px;
  border-radius: 6px;
  background: #0f172a;
  color: #ffffff;
  text-decoration: none;
  font-size: 0.82rem;
  font-weight: 700;
  align-self: flex-start;
  transition: background 0.15s ease;
}
.b2b-related-cta:hover {
  background: #1d4ed8;
}