:root {
  --bg: #f5f7fb;
  --panel: #ffffff;
  --ink: #162033;
  --muted: #6b7280;
  --line: #e8edf5;
  --brand: #0f6abf;
  --brand-2: #0ea5a8;
  --accent: #ff8c42;
  --danger: #d9485f;
  --success: #16a34a;
  --shadow: 0 18px 40px rgba(16, 33, 58, 0.08);
  --radius: 18px;
}

* {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  padding: 0;
  color: var(--ink);
  scroll-behavior: smooth;
  -webkit-print-color-adjust: exact;
  print-color-adjust: exact;
}

body {
  font-family: "Avenir Next", "Segoe UI", "Helvetica Neue", sans-serif;
  background:
    radial-gradient(circle at 0% 0%, rgba(14, 165, 168, 0.15), transparent 40%),
    radial-gradient(circle at 100% 10%, rgba(15, 106, 191, 0.14), transparent 42%),
    linear-gradient(180deg, #eef4ff 0%, #f7fbff 35%, #f7f7fb 100%);
}

a,
button,
input,
select,
textarea,
summary {
  font: inherit;
}

a {
  color: inherit;
}

.page-shell {
  width: min(1280px, 94vw);
  margin: 28px auto 40px;
}

.hero {
  display: grid;
  gap: 18px;
  background: linear-gradient(135deg, #0a3565, var(--brand) 55%, var(--brand-2));
  color: #fff;
  border-radius: 24px;
  padding: 26px 28px;
  box-shadow: var(--shadow);
}

.hero-content {
  display: grid;
  gap: 8px;
  min-width: 0;
}

.eyebrow {
  margin: 0;
  font-size: 0.85rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  opacity: 0.85;
}

.hero h1,
.footer-branding strong,
.winner-callout strong,
.section-display {
  font-family: "Iowan Old Style", "Baskerville", "Georgia", serif;
}

.hero h1 {
  margin: 0;
  font-size: clamp(1.95rem, 2.8vw, 3rem);
  line-height: 1.06;
  max-width: 100%;
}

.hero-subtitle,
.hero-proof {
  margin: 0;
}

.hero-subtitle {
  font-weight: 700;
  max-width: 48rem;
}

.hero-proof {
  opacity: 0.92;
  max-width: 50rem;
}

.hero-cta-row {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  margin-top: 2px;
}

.hero-perfect-for {
  display: grid;
  gap: 4px;
  margin-top: 4px;
}

.hero-perfect-label {
  font-size: 0.8rem;
  opacity: 0.9;
  font-weight: 700;
}

.hero-perfect-list {
  margin: 0;
  padding: 0;
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

.hero-perfect-list li {
  font-size: 0.78rem;
  padding: 5px 9px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.14);
  border: 1px solid rgba(255, 255, 255, 0.18);
}

.hero-actions {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
  justify-content: flex-start;
  align-items: center;
  max-width: none;
}

.hero-actions .btn {
  white-space: nowrap;
}

.btn,
.icon-btn,
summary {
  border: 1px solid transparent;
  border-radius: 12px;
  padding: 9px 12px;
  background: #fff;
  color: var(--ink);
  cursor: pointer;
  transition: transform 120ms ease, box-shadow 120ms ease, background 120ms ease, border-color 120ms ease;
}

.btn:hover,
.icon-btn:hover,
summary:hover {
  transform: translateY(-1px);
}

.btn-primary {
  background: linear-gradient(135deg, var(--brand), var(--brand-2));
  color: #fff;
  border-color: rgba(255, 255, 255, 0.12);
  box-shadow: 0 10px 24px rgba(15, 106, 191, 0.22);
  text-decoration: none;
}

.btn-secondary,
.support-link-btn {
  background: rgba(255, 255, 255, 0.12);
  color: #fff;
  border-color: rgba(255, 255, 255, 0.22);
  text-decoration: none;
}

.support-link-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
}

.trip-snapshot,
.panel {
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.95);
  box-shadow: 0 8px 30px rgba(16, 33, 58, 0.04);
}

.trip-snapshot {
  margin-top: 14px;
  border-radius: 16px;
  padding: 12px;
  background: linear-gradient(180deg, #fff, #fbfdff);
}

.trip-snapshot-head {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 10px;
}

.trip-snapshot-head h2,
.trip-snapshot-head p,
.panel-header h2,
.panel-header p,
.chart-head h3,
.chart-head p,
.support-cta p,
.footer-branding strong,
.footer-branding span {
  margin: 0;
}

.offline-badge-wrap {
  display: grid;
  gap: 4px;
}

.offline-badge {
  display: inline-flex;
  width: fit-content;
  align-items: center;
  border-radius: 999px;
  border: 1px solid rgba(15, 106, 191, 0.12);
  background: rgba(15, 106, 191, 0.05);
  color: #0a4f8c;
  padding: 5px 10px;
  font-size: 0.76rem;
  font-weight: 800;
}

.offline-badge-note,
.offline-badge-trust,
.muted {
  color: var(--muted);
}

.offline-badge-note,
.offline-badge-trust {
  font-size: 0.76rem;
  text-align: right;
}

.trip-snapshot-grid,
.metric-grid,
.content-grid,
.comparison-grid,
.chart-grid,
.mini-card-grid,
.related-grid {
  display: grid;
  gap: 10px;
}

.trip-snapshot-grid {
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

.trip-snapshot-item,
.metric-card,
.subsection,
.mini-card,
.related-card,
.chart-legend,
.formula-card {
  border: 1px solid var(--line);
  border-radius: 14px;
  background: #fff;
}

.trip-snapshot-item,
.metric-card,
.subsection,
.mini-card,
.related-card {
  padding: 12px;
}

.trip-snapshot-item .label,
.metric-card .label,
.mini-card .label,
.table-shell th,
.chart-meta {
  color: var(--muted);
  font-size: 0.75rem;
}

.trip-snapshot-item .value,
.metric-card .value,
.mini-card .value,
.section-display {
  display: block;
  font-size: 1.15rem;
  font-weight: 800;
  margin-top: 4px;
}

.trip-snapshot-item .sub,
.metric-card .sub,
.mini-card .sub {
  display: block;
  font-size: 0.74rem;
  color: var(--muted);
  margin-top: 2px;
}

.app-layout {
  margin-top: 20px;
  display: grid;
  gap: 14px;
}

.panel {
  border-radius: 16px;
  padding: 14px;
}

.panel-header {
  margin-bottom: 12px;
}

.panel-header h2 {
  font-size: 1.2rem;
}

.panel-header p {
  margin-top: 4px;
  color: var(--muted);
}

.content-grid.two-up {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.content-grid.three-up {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.prose-card p,
.prose-card ul,
.insight-card p,
.related-card p,
.winner-callout p,
.support-cta p,
.warning-box p,
.table-shell td {
  margin: 0;
}

.prose-card {
  display: grid;
  gap: 12px;
}

.formula-stack {
  display: grid;
  gap: 10px;
}

.formula-card {
  padding: 12px;
  background: linear-gradient(180deg, #fff, #fbfdff);
}

.formula-card strong,
.formula-card span {
  display: block;
}

.formula-card span {
  margin-top: 4px;
  color: var(--muted);
}

.check-list {
  margin: 0;
  padding-left: 18px;
  display: grid;
  gap: 8px;
  color: #324255;
}

.calculator-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.2fr) minmax(320px, 0.8fr);
  gap: 12px;
  align-items: start;
}

.activity-form {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 10px;
}

.dashboard-quick-form-header,
.results-head,
.chart-head,
.support-cta,
.app-footer,
.footer-actions {
  display: flex;
  justify-content: space-between;
  gap: 10px;
  align-items: center;
}

.activity-form label {
  display: grid;
  gap: 6px;
  font-size: 0.86rem;
  font-weight: 700;
  color: #324255;
}

.activity-form input,
.activity-form select,
.activity-form textarea {
  border: 1px solid var(--line);
  border-radius: 12px;
  background: #fff;
  color: var(--ink);
  padding: 9px 10px;
  min-width: 0;
}

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

.form-section h3,
.results-aside h3,
.chart-head h3,
.subsection h3,
.subsection h4,
.related-card h3 {
  margin: 0 0 8px;
}

.field-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 10px;
}

details.form-section {
  overflow: hidden;
}

details summary {
  list-style: none;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: #f7fbff;
  border-color: #d8e8fb;
  margin-bottom: 10px;
}

details summary::-webkit-details-marker {
  display: none;
}

.results-aside {
  position: sticky;
  top: 14px;
  display: grid;
  gap: 12px;
  background: linear-gradient(180deg, #fff, #f8fbff);
}

.winner-callout {
  padding: 14px;
  border-radius: 16px;
  background: linear-gradient(180deg, rgba(15, 106, 191, 0.08), rgba(14, 165, 168, 0.08));
  border: 1px solid rgba(15, 106, 191, 0.16);
  display: grid;
  gap: 6px;
}

.winner-callout.positive {
  border-color: rgba(22, 163, 74, 0.22);
  background: linear-gradient(180deg, rgba(22, 163, 74, 0.08), rgba(14, 165, 168, 0.08));
}

.winner-callout.caution {
  border-color: rgba(255, 140, 66, 0.22);
  background: linear-gradient(180deg, rgba(255, 140, 66, 0.09), rgba(255, 255, 255, 0.95));
}

.metric-grid-results {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.insight-card,
.warning-box {
  display: grid;
  gap: 8px;
}

.warning-box {
  border-radius: 14px;
  padding: 12px;
  border: 1px solid rgba(255, 140, 66, 0.28);
  background: rgba(255, 247, 237, 0.95);
  color: #9a4b00;
}

.comparison-grid {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.strategy-card {
  display: grid;
  gap: 10px;
}

.strategy-card header {
  display: flex;
  justify-content: space-between;
  gap: 10px;
  align-items: flex-start;
}

.strategy-card h3,
.strategy-card p,
.related-card h3,
.related-card p {
  margin: 0;
}

.strategy-card[data-tone="mortgage"] {
  background: linear-gradient(180deg, #fff, #f5fbff);
}

.strategy-card[data-tone="invest"] {
  background: linear-gradient(180deg, #fff, #f7fffc);
}

.kpi-list {
  display: grid;
  gap: 8px;
}

.kpi-row {
  display: flex;
  justify-content: space-between;
  gap: 10px;
  align-items: baseline;
  border-top: 1px solid #edf2f8;
  padding-top: 8px;
}

.kpi-row:first-child {
  border-top: 0;
  padding-top: 0;
}

.kpi-row span:first-child {
  color: var(--muted);
  font-size: 0.85rem;
}

.kpi-row strong {
  text-align: right;
}

.chart-grid {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.chart-card {
  display: grid;
  gap: 10px;
}

.chart-shell {
  display: grid;
  gap: 10px;
}

.chart-svg {
  width: 100%;
  height: auto;
  display: block;
}

.chart-legend {
  padding: 10px;
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
}

.legend-item {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 0.78rem;
  color: #324255;
}

.legend-swatch {
  width: 12px;
  height: 12px;
  border-radius: 999px;
}

.mini-card-grid,
.related-grid {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.mini-card {
  display: grid;
  gap: 4px;
}

.table-shell {
  overflow-x: auto;
}

.table-shell table {
  width: 100%;
  border-collapse: collapse;
  min-width: 520px;
}

.table-shell th,
.table-shell td {
  text-align: left;
  padding: 10px 8px;
  border-bottom: 1px solid var(--line);
}

.table-shell tbody tr:last-child td {
  border-bottom: 0;
}

.related-card {
  display: grid;
  gap: 10px;
  text-decoration: none;
  color: var(--ink);
  background: linear-gradient(180deg, #fff, #fbfdff);
}

.support-panel {
  background: linear-gradient(180deg, rgba(15, 106, 191, 0.06), rgba(14, 165, 168, 0.04));
}

.support-cta {
  flex-wrap: wrap;
}

.seo-panel .prose-card {
  gap: 16px;
}

.seo-panel h3 {
  margin: 0 0 6px;
}

.app-footer {
  margin-top: 14px;
  border: 1px solid var(--line);
  border-radius: 16px;
  background: rgba(255, 255, 255, 0.9);
  padding: 12px;
}

.footer-branding {
  display: grid;
  gap: 2px;
}

.footer-actions {
  flex-wrap: wrap;
}

.footer-actions a {
  color: #0a4f8c;
  text-decoration: none;
  font-weight: 700;
}

.global-fab-row {
  position: fixed;
  top: calc(12px + env(safe-area-inset-top, 0px));
  right: calc(12px + env(safe-area-inset-right, 0px));
  z-index: 1100;
  display: flex;
  align-items: center;
  gap: 8px;
}

.global-support-btn,
.global-save-btn {
  border: 1px solid rgba(255, 255, 255, 0.35);
  color: #fff;
  border-radius: 999px;
  padding: 9px 12px;
  font-weight: 800;
  font-size: 0.8rem;
  box-shadow: 0 10px 24px rgba(15, 106, 191, 0.25);
  text-decoration: none;
}

.global-support-btn {
  background: linear-gradient(135deg, #16a34a, #0ea5a8);
}

.global-save-btn {
  background: linear-gradient(135deg, var(--brand), var(--brand-2));
}

.small-copy {
  font-size: 0.8rem;
}

.no-print {
  display: initial;
}

[hidden] {
  display: none !important;
}

@media (max-width: 1080px) {
  .calculator-grid,
  .content-grid.three-up,
  .mini-card-grid,
  .related-grid,
  .chart-grid {
    grid-template-columns: 1fr 1fr;
  }

  .field-grid {
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 980px) {
  .hero,
  .trip-snapshot-head,
  .dashboard-quick-form-header,
  .results-head,
  .support-cta,
  .app-footer {
    flex-direction: column;
    align-items: flex-start;
  }

  .trip-snapshot-grid,
  .content-grid.two-up,
  .comparison-grid,
  .calculator-grid,
  .metric-grid-results {
    grid-template-columns: 1fr;
  }

  .results-aside {
    position: static;
  }

  .activity-form {
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 640px) {
  .page-shell {
    width: min(100%, 96vw);
    margin-top: 16px;
  }

  .hero {
    padding: 18px;
    border-radius: 18px;
  }

  .trip-snapshot-grid,
  .metric-grid,
  .activity-form,
  .field-grid,
  .content-grid.three-up,
  .mini-card-grid,
  .related-grid,
  .chart-grid {
    grid-template-columns: 1fr;
  }

  .offline-badge-note,
  .offline-badge-trust {
    text-align: left;
  }

  .global-fab-row {
    right: 10px;
    top: auto;
    bottom: 10px;
    flex-direction: column;
    align-items: stretch;
  }

  .global-support-btn,
  .global-save-btn {
    text-align: center;
  }
}

@media print {
  .no-print,
  .global-fab-row,
  .app-footer {
    display: none !important;
  }

  body {
    background: #fff;
  }

  .page-shell {
    width: 100%;
    margin: 0;
  }

  .panel,
  .trip-snapshot,
  .hero {
    box-shadow: none;
  }
}