.header-nav { display: flex; align-items: center; gap: 24px; }
.header-nav a { color: #526074; font-size: 14px; font-weight: 750; text-decoration: none; }
.header-nav a:hover { color: var(--blue); }

.hero-badges {
  margin: 22px 0 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  list-style: none;
}
.hero-badges li {
  padding: 8px 12px;
  border: 1px solid rgba(1,98,247,.12);
  border-radius: 999px;
  color: #0759b5;
  background: rgba(255,255,255,.72);
  font-size: 11px;
  font-weight: 800;
}

.card-heading,
.result-top,
.family-breakdown-head {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 20px;
}
.card-heading { margin-bottom: 22px; }
.card-heading .section-title { margin: 0; font-size: 24px; }
.card-heading > span { padding-top: 3px; color: #7a8494; font-size: 11px; }
.result-top > span {
  padding: 6px 9px;
  border-radius: 999px;
  color: #d9eaff;
  background: rgba(121,189,246,.2);
  font-size: 9px;
  font-weight: 850;
  letter-spacing: .08em;
  text-transform: uppercase;
}

.field-range {
  --range-progress: 10%;
  width: calc(100% - 6px);
  height: 4px;
  margin: 2px 3px 0;
  border-radius: 999px;
  appearance: none;
  background: linear-gradient(to right, var(--sky) 0 var(--range-progress), #cbd1d9 var(--range-progress) 100%);
  cursor: pointer;
}
.field-range::-webkit-slider-thumb {
  width: 16px;
  height: 16px;
  border: 3px solid white;
  border-radius: 50%;
  appearance: none;
  background: var(--sky);
  box-shadow: 0 1px 5px rgba(8,29,59,.22);
}
.field-range::-moz-range-thumb {
  width: 12px;
  height: 12px;
  border: 3px solid white;
  border-radius: 50%;
  background: var(--sky);
  box-shadow: 0 1px 5px rgba(8,29,59,.22);
}
.range-meta { display: flex; justify-content: space-between; gap: 12px; color: #778195; font-size: 10px; }
.range-meta strong { color: var(--ink); text-align: center; }

.calculation-method {
  border: 1px solid #d9dee5;
  border-radius: 16px;
  background: #fff;
}
.calculation-method summary {
  min-height: 54px;
  padding: 14px 16px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  list-style: none;
  color: var(--ink);
  font-size: 13px;
  font-weight: 800;
  cursor: pointer;
}
.calculation-method summary::-webkit-details-marker { display: none; }
.calculation-method summary::after { content: "⌄"; color: var(--blue); font-size: 18px; transition: transform .18s ease; }
.calculation-method[open] summary::after { transform: rotate(180deg); }
.calculation-method summary small { margin-left: auto; color: #7a8494; font-size: 10px; font-weight: 650; }
.calculation-method p { margin: 0 16px 16px; padding: 13px 14px; border-left: 2px solid var(--sky); color: #566275; background: #f3f7fc; font-size: 12px; line-height: 1.55; }

.fraction-heading {
  margin-top: 15px;
  display: flex;
  align-items: flex-end;
  gap: 18px;
}
.fraction-heading .result-value { margin: 0; }
.fraction-heading > div:last-child { padding-bottom: 5px; display: grid; gap: 4px; }
.fraction-heading span { color: #93a7bd; font-size: 10px; text-transform: uppercase; letter-spacing: .08em; }
.fraction-heading strong { font-size: 14px; }

.share-visual {
  margin-top: 24px;
  padding: 18px;
  border: 1px solid rgba(255,255,255,.1);
  border-radius: 20px;
  display: flex;
  align-items: center;
  gap: 18px;
  background: rgba(255,255,255,.045);
}
.share-donut {
  --capital-angle: 44deg;
  width: 112px;
  height: 112px;
  padding: 14px;
  border-radius: 50%;
  flex: 0 0 auto;
  display: grid;
  place-items: center;
  background: conic-gradient(var(--sky) 0 var(--capital-angle), #79bdf6 var(--capital-angle) 360deg);
  transform: rotate(-90deg);
  transition: background .4s ease;
}
.share-donut::before {
  content: "";
  width: 72px;
  height: 72px;
  border-radius: 50%;
  grid-area: 1 / 1;
  background: #092547;
}
.share-donut > div { z-index: 1; grid-area: 1 / 1; display: grid; gap: 2px; text-align: center; transform: rotate(90deg); }
.share-donut span { color: #9fb0c3; font-size: 8px; }
.share-donut strong { font-size: 14px; }
.share-legend { display: grid; gap: 10px; color: #b6c3d2; font-size: 10px; }
.share-legend span { display: flex; align-items: center; gap: 7px; }
.capital-dot,
.other-dot { width: 8px; height: 8px; border-radius: 50%; display: inline-block; }
.capital-dot { background: var(--sky); }
.other-dot { background: #79bdf6; }

.family-breakdown,
.allocation-steps {
  margin-top: 24px;
  padding: 36px;
  border: 1px solid #e0e5eb;
  border-radius: 30px;
  background: #fff;
  box-shadow: 0 18px 45px rgba(8,29,59,.05);
}
.family-breakdown-head h2,
.allocation-steps h2 { margin: 0; font-size: 34px; letter-spacing: -.04em; }
.family-breakdown-head p:not(.eyebrow),
.allocation-steps p { max-width: 720px; margin: 10px 0 0; color: #5c6879; font-size: 14px; line-height: 1.55; }
.protected-summary {
  min-width: 205px;
  padding: 16px 18px;
  border-radius: 17px;
  display: grid;
  gap: 5px;
  color: #b9c7d8;
  background: var(--navy);
}
.protected-summary span { font-size: 9px; text-transform: uppercase; letter-spacing: .08em; }
.protected-summary strong { color: #fff; font-size: 22px; }

.family-cards { margin-top: 26px; display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 10px; }
.family-card {
  min-width: 0;
  padding: 16px;
  border: 1px solid #e0e5eb;
  border-radius: 17px;
  display: grid;
  grid-template-columns: auto minmax(0, 1fr) auto;
  align-items: center;
  gap: 6px 10px;
  background: #f8fafc;
}
.member-marker { width: 10px; height: 10px; border-radius: 50%; grid-row: 1 / 3; background: var(--member-color); }
.family-card > div { min-width: 0; display: grid; gap: 2px; }
.family-card strong { overflow: hidden; text-overflow: ellipsis; font-size: 12px; white-space: nowrap; }
.family-card small { color: #8791a0; font-size: 8px; }
.family-card b { font-size: 13px; }
.family-card em { grid-column: 2 / 4; color: #0d6ed6; font-size: 11px; font-style: normal; font-weight: 800; }

.allocation-bar { min-height: 22px; margin-top: 18px; border-radius: 999px; overflow: hidden; display: flex; background: #e9edf2; }
.allocation-bar span { display: block; min-width: 1px; transition: width .4s ease; }
.allocation-bar .remainder { flex: 1 1 auto; background: repeating-linear-gradient(135deg, #e5e9ef 0 7px, #f3f5f7 7px 14px) !important; }
.allocation-legend { margin-top: 11px; display: flex; flex-wrap: wrap; gap: 18px; color: #697588; font-size: 10px; }
.allocation-legend span { display: inline-flex; align-items: center; gap: 6px; }
.allocation-legend i { width: 8px; height: 8px; border-radius: 50%; }
.parent-swatch { background: #2998ff; }
.child-swatch { background: #ff7f70; }
.remainder-swatch { background: #dfe4eb; }

.calculation-actions { margin-top: 18px; display: grid; grid-template-columns: repeat(5, 1fr); gap: 9px; }
.calculation-actions button,
.calculation-actions a {
  min-height: 48px;
  padding: 10px 13px;
  border: 1px solid #d5dbe3;
  border-radius: 14px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  color: #536074;
  background: #fff;
  font-size: 11px;
  font-weight: 750;
  text-decoration: none;
  cursor: pointer;
}
.calculation-actions button:hover,
.calculation-actions a:hover { border-color: var(--sky); color: var(--blue); }
.calculation-actions .report-error { color: #e94f4f; }
.action-icon {
  position: relative;
  width: 20px;
  height: 20px;
  flex: 0 0 20px;
  display: inline-block;
  color: var(--sky);
}

.icon-save {
  border: 1.7px solid currentColor;
  border-radius: 2px;
}
.icon-save::before {
  content: "";
  position: absolute;
  top: 1px;
  left: 4px;
  width: 8px;
  height: 5px;
  border: 1.5px solid currentColor;
  border-top: 0;
}
.icon-save::after {
  content: "";
  position: absolute;
  right: 3px;
  bottom: 2px;
  left: 3px;
  height: 6px;
  border: 1.5px solid currentColor;
  border-radius: 1px;
}

.icon-link::before,
.icon-link::after {
  content: "";
  position: absolute;
  width: 11px;
  height: 7px;
  border: 1.7px solid currentColor;
  border-radius: 5px;
  transform: rotate(-38deg);
}
.icon-link::before { top: 3px; right: 0; }
.icon-link::after { bottom: 3px; left: 0; }

.icon-print::before {
  content: "";
  position: absolute;
  top: 6px;
  left: 1px;
  width: 18px;
  height: 10px;
  border: 1.7px solid currentColor;
  border-radius: 3px;
}
.icon-print::after {
  content: "";
  position: absolute;
  top: 1px;
  left: 5px;
  width: 10px;
  height: 16px;
  border: 1.7px solid currentColor;
  background: #fff;
  box-shadow: 0 7px 0 -5px currentColor;
}

.icon-pdf {
  width: 17px;
  height: 20px;
  border: 1.7px solid currentColor;
  border-radius: 2px;
}
.icon-pdf::before {
  content: "PDF";
  position: absolute;
  right: -4px;
  bottom: 2px;
  padding: 1px 2px;
  border-radius: 2px;
  color: #fff;
  background: var(--sky);
  font-size: 6px;
  font-weight: 900;
  line-height: 1.2;
  letter-spacing: -.02em;
}
.icon-pdf::after {
  content: "";
  position: absolute;
  top: -2px;
  right: -2px;
  width: 6px;
  height: 6px;
  border-bottom: 1.5px solid currentColor;
  border-left: 1.5px solid currentColor;
  background: #fff;
}

.icon-error {
  width: 20px;
  height: 20px;
  border: 1.7px solid currentColor;
  border-radius: 50%;
}
.icon-error::before {
  content: "!";
  position: absolute;
  inset: 0;
  display: grid;
  place-items: center;
  font-size: 12px;
  font-weight: 900;
  line-height: 1;
}
.action-status { min-height: 17px; margin: 8px 0 0; color: #687486; font-size: 10px; text-align: center; }

.allocation-steps { display: grid; grid-template-columns: .75fr 1.25fr; gap: 34px; }
.allocation-steps ol { margin: 0; padding: 0; display: grid; grid-template-columns: 1fr 1fr; gap: 10px; list-style: none; counter-reset: none; }
.allocation-steps li { padding: 17px; border-radius: 17px; display: flex; gap: 13px; background: #f2f6fb; }
.allocation-steps li > span { color: var(--blue); font-size: 11px; font-weight: 850; }
.allocation-steps li div { min-width: 0; }
.allocation-steps li strong { font-size: 13px; }
.allocation-steps li p { margin: 5px 0 0; font-size: 11px; line-height: 1.45; }

.seo-content {
  margin-top: 24px;
  padding: 48px;
  border: 1px solid #e0e5eb;
  border-radius: 30px;
  background: #fff;
}
.seo-content-intro { max-width: 850px; }
.seo-content h2 { margin: 0; font-size: 32px; letter-spacing: -.04em; }
.seo-content h3 { margin: 0; font-size: 18px; }
.seo-content p,
.seo-content li { color: #4f5d70; font-size: 14px; line-height: 1.68; }
.seo-content a { color: var(--blue); }
.seo-section { margin-top: 42px; }
.seo-columns { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 34px; }
.formula-section {
  padding: 30px;
  border-radius: 24px;
  display: grid;
  grid-template-columns: 1.15fr .85fr;
  gap: 30px;
  background: #f1f6fc;
}
.formula { padding: 16px; border-radius: 14px; color: var(--ink) !important; background: #fff; font-weight: 800; }
.formula-facts { display: grid; gap: 9px; }
.formula-facts div { padding: 14px; border: 1px solid #dce5ef; border-radius: 15px; display: grid; gap: 4px; background: rgba(255,255,255,.62); }
.formula-facts span { color: #7a8697; font-size: 9px; text-transform: uppercase; letter-spacing: .07em; }
.formula-facts strong { font-size: 12px; }
.timing-section { padding: 30px; border-radius: 24px; color: #fff; background: linear-gradient(145deg, #071b38, #0b2d55); }
.timing-section h2 { color: #fff; }
.timing-grid { margin-top: 22px; display: grid; grid-template-columns: repeat(3, 1fr); gap: 10px; }
.timing-grid article { padding: 17px; border-radius: 16px; display: grid; gap: 8px; background: rgba(255,255,255,.07); }
.timing-grid span { color: #79bdf6; font-size: 9px; font-weight: 850; text-transform: uppercase; letter-spacing: .08em; }
.timing-grid strong { font-size: 13px; line-height: 1.35; }
.timing-grid p { margin: 0; color: #b8c4d3; font-size: 11px; line-height: 1.5; }
.caution-section {
  padding: 30px;
  border-radius: 24px;
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 30px;
  background: linear-gradient(115deg, #fff0ec, #eef5ff);
}
.caution-section > div { max-width: 700px; }
.caution-section a { min-width: 200px; padding: 14px 18px; border-radius: 999px; color: #fff; background: var(--blue); font-size: 12px; font-weight: 800; text-align: center; text-decoration: none; }
.faq-section { margin-top: 44px; }
.faq-list { margin-top: 20px; border-top: 1px solid #e1e5ea; }
.faq-list details { border-bottom: 1px solid #e1e5ea; }
.faq-list summary { padding: 18px 0; color: var(--ink); font-size: 14px; font-weight: 800; cursor: pointer; }
.faq-list details p { margin: -3px 0 18px; }
.sources { margin-top: 34px; padding-top: 22px; border-top: 1px solid #e2e6eb; font-size: 11px !important; }
.legal-note { font-size: 11px !important; }

@media (max-width: 960px) {
  .family-cards { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .allocation-steps { grid-template-columns: 1fr; }
  .calculation-actions { grid-template-columns: repeat(3, 1fr); }
}

@media (max-width: 720px) {
  .header-nav a:first-child { display: none; }
  .hero-badges { gap: 6px; }
  .hero-badges li { padding: 7px 9px; font-size: 9px; }
  .card-heading > span { display: none; }
  .share-visual { align-items: flex-start; }
  .family-breakdown,
  .allocation-steps,
  .seo-content { padding: 24px 20px; }
  .family-breakdown-head { display: grid; }
  .protected-summary { width: 100%; }
  .family-breakdown-head h2,
  .allocation-steps h2,
  .seo-content h2 { font-size: 27px; }
  .family-cards { grid-template-columns: 1fr; }
  .allocation-steps ol,
  .seo-columns,
  .formula-section,
  .timing-grid { grid-template-columns: 1fr; }
  .calculation-actions { grid-template-columns: 1fr 1fr; }
  .calculation-actions #saveButton,
  .calculation-actions #printButton,
  .calculation-actions #pdfButton { display: none; }
  .calculation-actions a,
  .calculation-actions button { min-width: 0; padding-inline: 8px; font-size: 10px; }
  .caution-section { align-items: stretch; flex-direction: column; }
  .caution-section a { width: 100%; }
}

@media print {
  .site-header,
  .breadcrumbs,
  .result-actions,
  .calculation-actions,
  .allocation-steps,
  .site-footer { display: none !important; }
  body { background: #fff; }
  .page { width: 100%; padding: 0; }
  .hero,
  .input-card,
  .result-card,
  .family-breakdown,
  .seo-content { break-inside: avoid; box-shadow: none; }
  .result-card { position: static; color-adjust: exact; -webkit-print-color-adjust: exact; }
}