:root {
  --pb-navy: #0D1B2E;
  --pb-blue: #2B5E73;
  --pb-light-blue: #8FB6CF;
  --pb-ice: #DDE9F3;
  --pb-offwhite: #F6F7F9;
  --pb-white: #FFFFFF;
  --pb-border: rgba(13, 27, 46, 0.14);
  --pb-text: #1f2933;
  --pb-muted: #5f6f7b;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background: var(--pb-offwhite);
  color: var(--pb-text);
  font-family: "Noto Sans JP", "Hiragino Sans", "Hiragino Kaku Gothic ProN", "Yu Gothic", sans-serif;
  line-height: 1.75;
}

a {
  color: inherit;
}

.site-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  width: min(1180px, calc(100% - 32px));
  margin: 0 auto;
  padding: 22px 0 18px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  text-decoration: none;
  min-width: 0;
}

.brand-mark {
  width: 42px;
  height: 48px;
  flex: 0 0 auto;
}

.brand-word {
  color: var(--pb-navy);
  font-family: Georgia, "Times New Roman", serif;
  font-size: 28px;
  line-height: 1;
}

.top-nav {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: 18px;
  color: var(--pb-blue);
  font-size: 13px;
  font-weight: 700;
  white-space: nowrap;
}

.top-nav a {
  text-decoration: none;
}

.tool-stage {
  display: grid;
  grid-template-columns: minmax(260px, 0.9fr) minmax(360px, 1.25fr);
  gap: 28px;
  align-items: start;
  width: min(1180px, calc(100% - 32px));
  margin: 0 auto 56px;
  padding: 20px 0 0;
}

.tool-intro {
  position: sticky;
  top: 20px;
  padding: 32px 0 20px;
}

.eyebrow,
.section-kicker {
  margin: 0 0 10px;
  color: var(--pb-blue);
  font-size: 11px;
  font-weight: 800;
  letter-spacing: 2px;
  text-transform: uppercase;
}

h1,
h2 {
  margin: 0;
  color: var(--pb-navy);
  letter-spacing: 0;
}

h1 {
  font-size: clamp(34px, 5vw, 56px);
  line-height: 1.08;
}

h2 {
  font-size: 28px;
  line-height: 1.3;
}

.lead {
  margin: 18px 0 0;
  color: var(--pb-text);
  font-size: 16px;
}

.update-note {
  margin: 10px 0 0;
  color: var(--pb-muted);
  font-size: 12px;
  font-weight: 700;
}

.facts {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 12px;
  margin: 26px 0 18px;
  padding: 18px 0;
  border-top: 1px solid var(--pb-border);
  border-bottom: 1px solid var(--pb-border);
}

.facts div {
  min-width: 0;
}

.facts strong {
  display: block;
  color: var(--pb-navy);
  font-size: 30px;
  line-height: 1;
}

.facts span {
  display: block;
  margin-top: 6px;
  color: var(--pb-muted);
  font-size: 12px;
  font-weight: 700;
}

.note {
  color: var(--pb-muted);
  font-size: 13px;
}

.tool-frame {
  background: var(--pb-white);
  border: 1px solid var(--pb-border);
  border-radius: 8px;
  box-shadow: 0 18px 50px rgba(13, 27, 46, 0.08);
  overflow: hidden;
}

.noscript {
  padding: 20px;
  color: var(--pb-navy);
  text-align: center;
}

.content-band {
  border-top: 1px solid var(--pb-border);
  background: var(--pb-white);
}

.content-band.alt {
  background: var(--pb-offwhite);
}

.content-grid {
  display: grid;
  grid-template-columns: minmax(220px, 0.7fr) minmax(320px, 1.3fr);
  gap: 42px;
  width: min(980px, calc(100% - 32px));
  margin: 0 auto;
  padding: 56px 0;
}

.content-grid > *,
.body-copy {
  min-width: 0;
}

.body-copy p {
  margin: 0 0 16px;
}

.body-copy a {
  color: var(--pb-blue);
  font-weight: 800;
  text-decoration-thickness: 1px;
  text-underline-offset: 3px;
}

.body-copy h3 {
  margin: 0 0 8px;
  color: var(--pb-navy);
  font-size: 18px;
  line-height: 1.5;
  letter-spacing: 0;
}

.logic-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 10px;
  margin: 22px 0;
}

.logic-grid div {
  border-top: 3px solid var(--pb-light-blue);
  background: var(--pb-offwhite);
  padding: 14px 12px;
}

.logic-grid strong {
  display: block;
  color: var(--pb-navy);
  font-size: 24px;
  line-height: 1;
}

.logic-grid span {
  display: block;
  margin-top: 8px;
  color: var(--pb-muted);
  font-size: 12px;
  font-weight: 800;
}

.power-table-wrap {
  width: 100%;
  max-width: 100%;
  margin: 22px 0;
  overflow-x: auto;
  border: 1px solid var(--pb-border);
  background: var(--pb-white);
}

.power-table {
  width: 100%;
  min-width: 620px;
  border-collapse: collapse;
  font-size: 13px;
}

.power-table th,
.power-table td {
  padding: 12px 14px;
  border-bottom: 1px solid var(--pb-border);
  text-align: left;
  vertical-align: top;
}

.power-table th {
  background: var(--pb-navy);
  color: var(--pb-white);
  font-size: 12px;
  letter-spacing: 0.04em;
}

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

.trend-list {
  display: grid;
  gap: 16px;
}

.trend-item {
  border-left: 4px solid var(--pb-light-blue);
  padding: 4px 0 4px 18px;
}

.trend-item p {
  margin-bottom: 0;
}

.criteria-list {
  display: grid;
  gap: 10px;
  margin: 0 0 22px;
  padding: 0;
  list-style: none;
}

.criteria-list li {
  padding-left: 18px;
  border-left: 3px solid var(--pb-light-blue);
}

.tested-list {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.tested-list span {
  border: 1px solid var(--pb-border);
  border-radius: 999px;
  padding: 6px 10px;
  background: var(--pb-offwhite);
  color: var(--pb-blue);
  font-size: 12px;
  font-weight: 700;
}

.related-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
}

.related-card {
  display: block;
  min-width: 0;
  border: 1px solid var(--pb-border);
  border-radius: 8px;
  padding: 18px;
  background: var(--pb-white);
  color: inherit;
  text-decoration: none;
  transition: transform 0.2s, box-shadow 0.2s, border-color 0.2s;
}

.related-card:hover {
  border-color: var(--pb-light-blue);
  box-shadow: 0 10px 26px rgba(13, 27, 46, 0.08);
  transform: translateY(-2px);
}

.related-card span {
  display: block;
  margin-bottom: 8px;
  color: var(--pb-blue);
  font-size: 11px;
  font-weight: 800;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.related-card strong {
  display: block;
  color: var(--pb-navy);
  font-size: 15px;
  line-height: 1.5;
}

.related-card p {
  margin: 10px 0 0;
  color: var(--pb-muted);
  font-size: 13px;
  line-height: 1.75;
}

.faq-list {
  display: grid;
  gap: 12px;
}

.faq-list details {
  border-left: 4px solid var(--pb-light-blue);
  background: var(--pb-offwhite);
  padding: 16px 18px;
}

.faq-list summary {
  color: var(--pb-navy);
  cursor: pointer;
  font-size: 16px;
  font-weight: 800;
  line-height: 1.5;
}

.faq-list p {
  margin: 12px 0 0;
  color: var(--pb-text);
  font-size: 14px;
}

.site-footer {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  width: min(1180px, calc(100% - 32px));
  margin: 0 auto;
  padding: 28px 0 42px;
  color: var(--pb-muted);
  font-size: 12px;
}

.final-cta {
  background: var(--pb-navy);
  color: var(--pb-white);
  text-align: center;
  padding: 64px 24px;
}

.final-cta-inner {
  width: min(720px, 100%);
  margin: 0 auto;
}

.final-cta h2 {
  color: var(--pb-white);
  font-size: 32px;
}

.final-cta p {
  margin: 16px auto 28px;
  color: rgba(255, 255, 255, 0.72);
  font-size: 15px;
}

.final-cta a {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  border-radius: 999px;
  padding: 15px 34px;
  background: var(--pb-light-blue);
  color: var(--pb-navy);
  font-size: 14px;
  font-weight: 800;
  text-decoration: none;
  transition: transform 0.2s, background 0.2s;
}

.final-cta a::after {
  content: ">";
}

.final-cta a:hover {
  background: var(--pb-white);
  transform: translateY(-2px);
}

.pb-foot {
  background: var(--pb-navy);
  color: #c7d2e0;
  padding: 56px 24px 32px;
  border-top: 6px solid var(--pb-light-blue);
}

.pb-foot a {
  color: inherit;
  text-decoration: none;
}

.pb-foot-inner {
  display: grid;
  grid-template-columns: 1.35fr 1fr 1fr 1fr;
  gap: 36px;
  width: min(1100px, 100%);
  margin: 0 auto;
}

.pb-foot-logo {
  color: var(--pb-white);
  font-family: "DM Sans", "Noto Sans JP", sans-serif;
  font-size: 36px;
  font-weight: 800;
  line-height: 1;
}

.pb-foot-logo span {
  color: var(--pb-light-blue);
}

.pb-foot-tag {
  margin-top: 10px;
  color: var(--pb-light-blue);
  font-size: 10px;
  font-weight: 800;
  letter-spacing: 0.12em;
}

.pb-foot-brand p {
  max-width: 340px;
  margin: 18px 0 0;
  color: #c7d2e0;
  font-size: 13px;
  line-height: 1.9;
}

.pb-foot-col h3 {
  margin: 0 0 18px;
  color: var(--pb-light-blue);
  font-size: 11px;
  letter-spacing: 0.1em;
}

.pb-foot-col ul {
  display: flex;
  flex-direction: column;
  gap: 10px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.pb-foot-col a {
  color: #d8e2ed;
  font-size: 13px;
}

.pb-foot-col a:hover {
  color: var(--pb-white);
}

.pb-foot-base {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
  width: min(1100px, 100%);
  margin: 44px auto 0;
  padding-top: 22px;
  border-top: 1px solid rgba(255, 255, 255, 0.12);
  color: rgba(255, 255, 255, 0.45);
  font-family: "DM Sans", "Noto Sans JP", sans-serif;
  font-size: 11px;
  letter-spacing: 0.08em;
}

.pb-disaster-tool {
  max-width: none;
  padding: 26px 22px 24px;
  color: var(--pb-text);
}

.pb-disaster-tool .pb-header h2 {
  color: var(--pb-navy);
}

.pb-disaster-tool .pb-header h2 span {
  color: var(--pb-blue);
}

.pb-disaster-tool .pb-header-instruction {
  color: var(--pb-blue);
  background: var(--pb-ice);
  border-color: var(--pb-light-blue);
}

.pb-disaster-tool .pb-header-guide {
  background: var(--pb-offwhite);
  border-color: var(--pb-border);
  color: var(--pb-muted);
}

.pb-disaster-tool .pb-pref-btn.is-active {
  border-color: var(--pb-blue);
  background: var(--pb-ice);
  color: var(--pb-navy);
}

.pb-disaster-tool .pb-summary {
  background: linear-gradient(135deg, var(--pb-navy), var(--pb-blue));
}

.pb-disaster-tool .pb-diagnose-btn.is-ready,
.pb-disaster-tool .pb-cta {
  background: linear-gradient(135deg, var(--pb-blue), var(--pb-navy));
  box-shadow: 0 8px 22px rgba(13, 27, 46, 0.16);
}

.pb-disaster-tool .pb-product,
.pb-disaster-tool .pb-product.score-high,
.pb-disaster-tool .pb-product.score-mid,
.pb-disaster-tool .pb-product.score-low {
  background: var(--pb-white);
  border-color: var(--pb-border);
}

.pb-disaster-tool .pb-product.rank-1 {
  border-color: var(--pb-blue);
}

.pb-disaster-tool .pb-rank-1,
.pb-disaster-tool .pb-rank-2,
.pb-disaster-tool .pb-rank-3 {
  background: var(--pb-ice);
  color: var(--pb-navy);
}

.pb-disaster-tool .pb-product-badges {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-top: 6px;
}

.pb-disaster-tool .pb-product-badge {
  display: inline-flex;
  align-items: center;
  min-height: 22px;
  border-radius: 999px;
  padding: 2px 8px;
  background: var(--pb-ice);
  color: var(--pb-blue);
  font-size: 11px;
  font-weight: 800;
}

.pb-disaster-tool .pb-insights {
  display: grid;
  gap: 7px;
  margin: 0 0 14px;
  padding: 12px;
  border: 1px solid var(--pb-border);
  border-radius: 8px;
  background: var(--pb-offwhite);
}

.pb-disaster-tool .pb-insight-item {
  display: grid;
  grid-template-columns: 86px 1fr;
  gap: 10px;
  align-items: start;
  font-size: 12px;
}

.pb-disaster-tool .pb-insight-label {
  color: var(--pb-blue);
  font-weight: 800;
}

.pb-disaster-tool .pb-insight-text {
  color: var(--pb-text);
}

.pb-disaster-tool .pb-score-bar-track {
  background: var(--pb-ice);
}

.pb-disaster-tool .pb-detail-good,
.pb-disaster-tool .pb-detail-warn {
  background: var(--pb-offwhite);
  border-left-color: var(--pb-blue);
}

.pb-disaster-tool .pb-tips {
  background: var(--pb-ice);
  border-color: var(--pb-light-blue);
}

.pb-disaster-tool .pb-tips-title {
  color: var(--pb-blue);
}

.pb-disaster-tool .pb-notice {
  background: var(--pb-offwhite);
  border-color: var(--pb-border);
  color: var(--pb-navy);
}

@media (max-width: 900px) {
  .site-header {
    align-items: flex-start;
    flex-direction: column;
  }

  .tool-stage,
  .content-grid {
    grid-template-columns: 1fr;
  }

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

  .tool-intro {
    position: static;
    padding-bottom: 0;
  }
}

@media (max-width: 560px) {
  .site-header,
  .tool-stage,
  .content-grid,
  .site-footer {
    width: min(100% - 20px, 1180px);
  }

  .top-nav {
    width: 100%;
    justify-content: flex-start;
    gap: 10px;
    font-size: 12px;
  }

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

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

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

  .final-cta {
    padding: 48px 20px;
  }

  .final-cta h2 {
    font-size: 26px;
  }

  .pb-foot {
    padding: 44px 20px 28px;
  }

  .pb-foot-inner {
    grid-template-columns: 1fr;
    gap: 28px;
  }

  .pb-foot-base {
    flex-direction: column;
  }

  .tool-frame {
    border-radius: 6px;
  }

  .pb-disaster-tool {
    padding: 18px 12px;
  }

  .pb-disaster-tool .pb-insight-item {
    grid-template-columns: 1fr;
    gap: 2px;
  }

  .site-footer {
    flex-direction: column;
  }
}