:root {
  --navy: #2f4a3a;
  --navy-dark: #1f3328;
  --blue: #3c7b67;
  --blue-dark: #2f6655;
  --line: #27935f;
  --ink: #232c25;
  --text: #514b43;
  --pale: #fbf7ef;
  --pale-blue: #f4ecdf;
  --white: #fffdf9;
  --border: #ded2c1;
  --border-strong: #cab99f;
  --gold: #c28a45;
  --shadow: 0 18px 50px rgba(55, 65, 43, 0.14);
  --shadow-soft: 0 10px 28px rgba(55, 65, 43, 0.09);
  --shadow-md: 0 10px 28px rgba(55, 65, 43, 0.09);
  --accent: #3c7b67;
  --radius: 8px;
  --font-body: "BIZ UDPGothic", "Noto Sans JP", "Yu Gothic", YuGothic, "Hiragino Kaku Gothic ProN", Meiryo, sans-serif;
  --font-heading: "BIZ UDPGothic", "Noto Sans JP", "Yu Gothic", YuGothic, "Hiragino Kaku Gothic ProN", Meiryo, sans-serif;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  color: var(--ink);
  background: var(--white);
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.85;
  font-weight: 500;
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
}

a {
  color: inherit;
  text-decoration: none;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  min-height: 72px;
  padding: 12px clamp(18px, 4vw, 56px);
  background: rgba(255, 253, 249, 0.94);
  border-bottom: 1px solid var(--border);
  backdrop-filter: blur(14px);
  transition: min-height 180ms ease, box-shadow 180ms ease, background 180ms ease;
}

.site-header.is-scrolled {
  min-height: 64px;
  background: rgba(255, 253, 249, 0.98);
  box-shadow: 0 10px 28px rgba(55, 65, 43, 0.1);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  min-width: max-content;
  font-weight: 700;
}

.brand__logo {
  width: 150px;
  height: auto;
  display: block;
}

.site-nav {
  display: flex;
  gap: 24px;
  color: var(--text);
  font-size: 15px;
  font-weight: 700;
}

.site-nav a:hover,
.text-link:hover,
.site-footer a:hover {
  color: var(--blue);
}

.header-actions {
  display: flex;
  align-items: center;
  gap: 14px;
  min-width: max-content;
}

.breadcrumb {
  padding: 10px clamp(18px, 5vw, 72px);
  background: var(--white);
  border-bottom: 1px solid var(--border);
  color: var(--text);
  font-size: 13px;
  font-weight: 700;
}

.breadcrumb ol {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  max-width: 1180px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.breadcrumb li:not(:last-child)::after {
  content: "/";
  margin-left: 8px;
  color: var(--border-strong);
}

.breadcrumb a {
  color: var(--navy);
  text-decoration: underline;
  text-decoration-thickness: 1px;
  text-underline-offset: 3px;
}

.text-link {
  color: var(--navy);
  font-weight: 700;
}

.button {
  display: inline-flex;
  min-height: 48px;
  align-items: center;
  justify-content: center;
  padding: 12px 22px;
  border: 1px solid transparent;
  border-radius: 6px;
  font-weight: 700;
  font-size: 16px;
  line-height: 1.35;
  transition: transform 180ms ease, box-shadow 180ms ease, background 180ms ease;
}

.button:hover {
  transform: translateY(-1px);
  box-shadow: 0 12px 28px rgba(55, 65, 43, 0.17);
}

.button--small {
  min-height: 42px;
  padding: 8px 16px;
  color: var(--white);
  background: var(--blue);
}

.button--primary {
  color: var(--white);
  background: var(--blue-dark);
}

.button--line {
  color: var(--white);
  background: var(--line);
}

.button--quiet {
  color: var(--navy-dark);
  background: var(--white);
  border-color: var(--border-strong);
}

.hero {
  position: relative;
  isolation: isolate;
  display: grid;
  grid-template-columns: minmax(0, 0.54fr) minmax(320px, 0.46fr);
  gap: clamp(32px, 5vw, 72px);
  align-items: center;
  min-height: calc(100svh - 72px);
  padding: clamp(54px, 8vw, 104px) clamp(18px, 5vw, 72px) clamp(46px, 7vw, 88px);
  background:
    linear-gradient(90deg, rgba(255, 253, 249, 0.98) 0%, rgba(255, 253, 249, 0.94) 42%, rgba(255, 253, 249, 0.68) 58%, rgba(255, 253, 249, 0.18) 74%, rgba(255, 253, 249, 0.06) 100%),
    linear-gradient(180deg, rgba(31, 51, 40, 0.06), rgba(31, 51, 40, 0.14)),
    url("images/support-hands.jpeg") 62% center / cover no-repeat;
}

.hero__copy {
  position: relative;
  z-index: 1;
  max-width: 700px;
}

.label {
  margin: 0 0 12px;
  color: var(--gold);
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0;
  text-transform: uppercase;
}

h1,
h2,
h3 {
  font-family: var(--font-heading);
  font-weight: 800;
}

h1,
h2,
h3,
p {
  margin-top: 0;
}

h1 {
  max-width: 700px;
  margin-bottom: 20px;
  color: var(--navy-dark);
  font-size: clamp(38px, 5vw, 62px);
  line-height: 1.18;
  letter-spacing: 0;
}

h2 {
  margin-bottom: 18px;
  color: var(--navy-dark);
  font-size: clamp(31px, 3.8vw, 42px);
  line-height: 1.32;
  letter-spacing: 0;
}

h3 {
  margin-bottom: 8px;
  color: var(--navy-dark);
  font-size: 21px;
  line-height: 1.5;
}

.hero__lead,
.section-head p,
.contact p {
  max-width: 720px;
  color: var(--text);
  font-size: 19px;
  line-height: 1.9;
}

.hero__lead {
  max-width: 650px;
}

.hero__badges {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin: 26px 0 28px;
}

.hero__badges span {
  display: inline-flex;
  align-items: center;
  min-height: 40px;
  padding: 8px 14px;
  border: 1px solid var(--border);
  border-radius: 6px;
  background: var(--white);
  color: var(--navy);
  font-size: 15px;
  font-weight: 700;
  box-shadow: 0 4px 14px rgba(55, 65, 43, 0.07);
  animation: badge-rise 520ms ease both;
}

.hero__badges span:nth-child(2) {
  animation-delay: 80ms;
}

.hero__badges span:nth-child(3) {
  animation-delay: 160ms;
}

.hero__badges span:nth-child(4) {
  animation-delay: 240ms;
}

.hero__badges span:nth-child(5) {
  animation-delay: 320ms;
}

.hero__badges span:nth-child(6) {
  animation-delay: 400ms;
}

@keyframes badge-rise {
  from {
    opacity: 0;
    transform: translateY(8px);
  }

  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.cta-row,
.contact-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.cta-help {
  max-width: 680px;
  margin: 14px 0 0;
  color: var(--text);
  font-size: 15px;
  line-height: 1.75;
}

section[id] {
  scroll-margin-top: 80px;
}

.section {
  padding: clamp(68px, 9vw, 112px) clamp(18px, 5vw, 72px);
}

.js .section {
  opacity: 0;
  transform: translateY(22px);
  transition: opacity 560ms ease, transform 560ms ease;
}

.js .section.is-visible {
  opacity: 1;
  transform: translateY(0);
}

.section-head {
  max-width: 880px;
  margin-bottom: 38px;
}

.section--soft {
  background: var(--pale);
}

.section--navy {
  color: var(--white);
  background:
    linear-gradient(135deg, rgba(255, 244, 228, 0.08), rgba(255, 244, 228, 0)),
    var(--navy-dark);
}

.section--navy h2,
.section--navy .section-head p {
  color: var(--white);
}

.worry-grid,
.reason-list,
.service-grid,
.voice-grid {
  display: grid;
  gap: 14px;
}

.split-layout {
  display: grid;
  grid-template-columns: minmax(280px, 0.82fr) minmax(0, 1.18fr);
  gap: clamp(24px, 4vw, 52px);
  align-items: center;
}

.section-photo {
  margin: 0;
  overflow: hidden;
  border-radius: 8px;
  background: var(--pale-blue);
  box-shadow: var(--shadow);
}

.section-photo img {
  display: block;
  width: 100%;
  object-fit: cover;
}

.section-photo img {
  height: 470px;
}

.worry-grid {
  grid-template-columns: repeat(3, 1fr);
}

.worry-grid p,
.reason-card,
.voice-grid blockquote,
.voice-card {
  margin: 0;
  padding: 22px;
  border: 1px solid var(--border);
  border-radius: 8px;
  background: var(--white);
  box-shadow: var(--shadow-soft);
}

.worry-grid p {
  color: var(--navy);
  font-size: 17px;
  line-height: 1.65;
  font-weight: 700;
}

.reason-list {
  grid-template-columns: repeat(5, 1fr);
}

.reason-card {
  min-height: 230px;
  transition: transform 180ms ease, box-shadow 180ms ease;
}

.reason-card:hover {
  box-shadow: 0 18px 42px rgba(55, 65, 43, 0.18);
  transform: translateY(-4px);
}

.reason-card--with-image {
  display: grid;
  grid-template-rows: 170px 1fr;
  padding: 0;
  overflow: hidden;
}

.reason-card--with-image img {
  display: block;
  width: 100%;
  height: 170px;
  object-fit: cover;
}

.reason-card--with-image div {
  padding: 20px;
}

.reason-list span {
  display: block;
  margin-bottom: 18px;
  color: var(--gold);
  font-size: 15px;
  font-weight: 700;
}

.reason-list p,
.voice-grid p {
  color: var(--text);
  font-size: 16px;
  line-height: 1.8;
}

.service-compact {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(280px, 0.62fr);
  gap: clamp(24px, 4vw, 52px);
  align-items: center;
}

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

.service-grid article {
  padding: 20px;
  border: 1px solid var(--border);
  border-radius: 8px;
  background: var(--white);
  box-shadow: var(--shadow-soft);
}

.service-grid p {
  margin-bottom: 0;
  color: var(--text);
  font-size: 16px;
  line-height: 1.8;
}

.service-photo,
.voice-photo {
  margin: 0;
  overflow: hidden;
  border-radius: 8px;
  background: var(--white);
  box-shadow: var(--shadow);
}

.service-photo img,
.voice-photo img {
  display: block;
  width: 100%;
  object-fit: cover;
}

.service-photo img {
  height: 470px;
}

.service-photo figcaption,
.voice-photo figcaption {
  padding: 12px 14px;
  color: var(--navy-dark);
  background: var(--white);
  font-size: 15px;
  font-weight: 700;
}

.case-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 18px;
}

.case-card {
  overflow: hidden;
  border: 1px solid rgba(255, 244, 228, 0.2);
  border-radius: 8px;
  background: rgba(255, 244, 228, 0.09);
}

.before-after {
  --reveal: 50%;
  position: relative;
  min-height: 240px;
  aspect-ratio: 16 / 9;
  overflow: hidden;
  background: rgba(255, 244, 228, 0.2);
}

.before-after figure {
  position: absolute;
  inset: 0;
  margin: 0;
  overflow: hidden;
  background: var(--pale-blue);
}

.before-after figure:first-of-type {
  z-index: 1;
}

.before-after figure:last-of-type {
  z-index: 2;
  clip-path: inset(0 0 0 var(--reveal));
}

.before-after img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.before-after figcaption {
  position: absolute;
  left: 14px;
  top: 14px;
  padding: 5px 10px;
  color: var(--white);
  background: rgba(31, 51, 40, 0.86);
  border-radius: 4px;
  font-size: 14px;
  font-weight: 700;
  z-index: 3;
}

.before-after figure:last-of-type figcaption {
  right: 14px;
  left: auto;
}

.before-after::before {
  content: "";
  position: absolute;
  inset: 0 auto 0 var(--reveal);
  z-index: 4;
  width: 2px;
  background: var(--white);
  box-shadow: 0 0 0 1px rgba(31, 51, 40, 0.22);
  transform: translateX(-1px);
  pointer-events: none;
}

.before-after__range {
  position: absolute;
  inset: auto 16px 16px;
  z-index: 5;
  width: calc(100% - 32px);
  accent-color: var(--gold);
  cursor: ew-resize;
}

dl {
  display: grid;
  gap: 1px;
  margin: 0;
  background: rgba(255, 244, 228, 0.14);
}

dl div {
  display: grid;
  grid-template-columns: 120px 1fr;
  gap: 18px;
  padding: 13px 18px;
  background: rgba(31, 51, 40, 0.6);
}

dt {
  color: #e2d4c6;
  font-size: 15px;
}

dd {
  margin: 0;
  font-size: 15.5px;
  font-weight: 700;
}

.case-summary {
  margin: 0;
  padding: 18px;
  color: var(--white);
  background: rgba(31, 51, 40, 0.8);
  font-size: 15px;
  line-height: 1.75;
}

.price-panel {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 280px;
  gap: 12px;
  align-items: stretch;
}

.price-cards {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 10px;
}

.price-card,
.price-check {
  position: relative;
  padding: 16px;
  border: 1px solid var(--border);
  border-radius: 8px;
  background: var(--white);
  box-shadow: var(--shadow-soft);
}

.price-card {
  display: grid;
  gap: 6px;
  min-height: 150px;
  align-content: start;
}

.price-card--featured {
  border-color: var(--blue);
  box-shadow: 0 16px 40px rgba(55, 65, 43, 0.14);
}

.price-card__badge {
  display: inline-flex;
  width: fit-content;
  padding: 3px 8px;
  color: var(--white);
  background: var(--blue-dark);
  border-radius: 999px;
  font-size: 12px;
  line-height: 1.4;
  font-weight: 700;
}

.price-card__room {
  color: var(--navy);
  font-size: 17px;
  font-weight: 700;
}

.price-card strong {
  color: var(--navy-dark);
  font-size: 30px;
  line-height: 1.18;
}

.price-card__tax {
  color: var(--text);
  font-size: 13px;
  font-weight: 500;
  margin-top: -2px;
}

.price-card p,
.price-check li {
  margin: 0;
  color: var(--text);
  font-size: 15px;
  line-height: 1.7;
}

.price-check {
  background: var(--navy-dark);
}

.price-check h3 {
  color: var(--white);
}

.price-check ul {
  display: grid;
  gap: 7px;
  padding: 0;
  margin: 0;
  list-style: none;
}

.price-check li {
  position: relative;
  padding-left: 18px;
  color: #f4eadf;
  font-size: 15px;
}

.price-check li::before {
  position: absolute;
  left: 0;
  content: "";
  width: 7px;
  height: 7px;
  top: 0.72em;
  background: #f0b46f;
  border-radius: 50%;
}

.price-caption {
  max-width: 900px;
  margin: 12px 0 0;
  color: var(--text);
  font-size: 15px;
  line-height: 1.75;
}

.flow-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 18px;
  counter-reset: flow;
}

.flow-grid article {
  position: relative;
  overflow: hidden;
  border: 1px solid var(--border);
  border-radius: 8px;
  background: var(--white);
  box-shadow: var(--shadow-soft);
}

.flow-grid img {
  display: block;
  width: 100%;
  height: 168px;
  object-fit: cover;
}

.flow-grid span,
.flow-grid h3,
.flow-grid p {
  display: block;
  padding-right: 20px;
  padding-left: 20px;
}

.flow-grid span {
  position: absolute;
  right: 14px;
  bottom: 14px;
  display: grid;
  width: 48px;
  height: 48px;
  margin: 0;
  padding: 0;
  place-items: center;
  color: var(--white);
  background: var(--blue-dark);
  border: 3px solid var(--white);
  border-radius: 50%;
  box-shadow: 0 8px 18px rgba(55, 65, 43, 0.22);
  font-size: 16px;
  font-weight: 700;
}

.flow-grid h3 {
  margin-top: 18px;
  margin-bottom: 8px;
  color: var(--navy-dark);
  font-size: 20px;
  line-height: 1.5;
}

.flow-grid p {
  margin-bottom: 72px;
  color: var(--text);
  font-size: 16px;
  line-height: 1.8;
}

.flow-grid article::after {
  position: absolute;
  right: -18px;
  top: 50%;
  z-index: 1;
  width: 36px;
  height: 36px;
  content: "";
  background: var(--pale);
  border-top: 1px solid var(--border);
  border-right: 1px solid var(--border);
  transform: translateY(-50%) rotate(45deg);
}

.flow-grid article:last-child::after {
  display: none;
}

.voice-layout {
  display: grid;
  grid-template-columns: minmax(280px, 0.7fr) minmax(0, 1fr);
  gap: clamp(22px, 4vw, 42px);
  align-items: stretch;
}

.voice-photo {
  margin: 0;
}

.voice-photo img {
  display: block;
  width: 100%;
  height: 100%;
  min-height: 360px;
  object-fit: cover;
}

.voice-photo figcaption {
  font-size: 15px;
}

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

blockquote cite {
  color: var(--navy);
  font-size: 15px;
  font-style: normal;
  font-weight: 700;
}

.faq-list {
  max-width: 900px;
}

details {
  padding: 20px 0;
  border-bottom: 1px solid var(--border);
}

details::details-content {
  block-size: 0;
  overflow: clip;
  transition: block-size 220ms ease, content-visibility 220ms ease;
  transition-behavior: allow-discrete;
}

details[open]::details-content {
  block-size: auto;
}

summary {
  cursor: pointer;
  color: var(--navy-dark);
  font-size: 17px;
  line-height: 1.65;
  font-weight: 700;
}

details p {
  margin: 12px 0 0;
  color: var(--text);
  font-size: 16px;
  line-height: 1.85;
}

.contact {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto 180px;
  gap: 28px;
  align-items: center;
  color: var(--white);
  background:
    linear-gradient(135deg, rgba(255, 244, 228, 0.11), rgba(255, 244, 228, 0)),
    var(--navy);
}

.contact h2,
.contact p {
  color: var(--white);
}

.line-qr {
  margin: 0;
  padding: 14px;
  color: var(--ink);
  background: var(--white);
  border-radius: 8px;
  text-align: center;
}

.line-qr img {
  display: block;
  width: 132px;
  height: 132px;
  margin: 0 auto 8px;
  object-fit: contain;
}

.line-qr figcaption {
  color: var(--text);
  font-size: 13px;
  line-height: 1.55;
}

.site-footer {
  display: flex;
  justify-content: space-between;
  gap: 28px;
  padding: 42px clamp(18px, 5vw, 72px) 92px;
  color: #d8ccbf;
  background: #1b251e;
}

.site-footer strong {
  color: var(--white);
}

.site-footer p {
  margin-bottom: 6px;
  line-height: 1.8;
}

.site-footer a {
  display: block;
  margin-bottom: 6px;
}

.footer-privacy {
  margin-top: 16px;
  font-size: 13px;
  line-height: 1.75;
  color: #a89e92;
}

.footer-copyright {
  margin-top: 8px;
  font-size: 13px;
  color: #a89e92;
}

.fixed-cta {
  position: fixed;
  right: 14px;
  bottom: 14px;
  z-index: 60;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  width: min(460px, calc(100% - 28px));
  gap: 8px;
  padding: 8px;
  border: 1px solid var(--border);
  border-radius: 8px;
  background: rgba(255, 253, 249, 0.96);
  box-shadow: var(--shadow);
  transition: opacity 200ms ease;
}

.fixed-cta a {
  display: grid;
  min-height: 50px;
  place-items: center;
  color: var(--white);
  background: var(--blue);
  border-radius: 6px;
  font-weight: 700;
  font-size: 16px;
  line-height: 1.35;
}

.fixed-cta a:nth-child(2) {
  background: var(--line);
}

.fixed-cta a:nth-child(3) {
  background: var(--navy);
}

.fixed-cta.is-hidden {
  opacity: 0;
  pointer-events: none;
}

@media (max-width: 1100px) {
  .site-nav {
    display: none;
  }

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

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

  .price-check {
    grid-column: 1 / -1;
  }

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

@media (max-width: 820px) {
  body {
    font-size: 16px;
    line-height: 1.85;
  }

  .site-header {
    min-height: 64px;
  }

  .brand__name,
  .header-actions {
    display: none;
  }

  .brand__logo {
    width: 128px;
  }

  .hero {
    grid-template-columns: 1fr;
    min-height: auto;
    padding-top: 52px;
    padding-bottom: 58px;
    background:
      linear-gradient(90deg, rgba(255, 253, 249, 0.98) 0%, rgba(255, 253, 249, 0.9) 100%),
      linear-gradient(180deg, rgba(31, 51, 40, 0.06), rgba(31, 51, 40, 0.12)),
      url("images/support-hands.jpeg") 58% center / cover no-repeat;
  }

  h1 {
    font-size: 30px;
    line-height: 1.24;
  }

  h2 {
    font-size: 26px;
    line-height: 1.36;
  }

  h3 {
    font-size: 20px;
  }

  .hero__lead,
  .section-head p,
  .contact p {
    font-size: 17px;
    line-height: 1.85;
  }

  .worry-grid,
  .split-layout,
  .reason-list,
  .service-grid,
  .service-compact,
  .case-grid,
  .voice-layout,
  .voice-grid,
  .flow-grid,
  .price-panel,
  .price-cards,
  .contact {
    grid-template-columns: 1fr;
  }

  .price-card {
    min-height: auto;
  }

  .reason-list article {
    min-height: auto;
  }

  .line-qr {
    display: none;
  }

  .before-after {
    min-height: 150px;
  }

  .flow-grid article::after {
    display: none;
  }

  .section-photo img,
  .service-photo img,
  .voice-photo img {
    height: 230px;
  }

  dl div {
    grid-template-columns: 96px 1fr;
  }

  .button {
    font-size: 15.5px;
  }

  .fixed-cta a {
    font-size: 14px;
    min-height: 42px;
  }

  .site-footer {
    display: block;
  }

  .area-grid,
  .trouble-grid {
    grid-template-columns: 1fr;
  }
}

/* =========================================
   定義セクション (S3)
   ========================================= */
.definition-inner {
  max-width: 860px;
  margin: 0 auto;
}

.definition-body p {
  font-size: 17px;
  line-height: 1.9;
  margin-bottom: 1.5rem;
}

.definition-body h3 {
  font-size: 18px;
  font-weight: 700;
  margin-bottom: 0.75rem;
  color: var(--navy);
}

.definition-list {
  list-style: none;
  padding: 0;
  display: grid;
  gap: 0.5rem;
}

.definition-list li {
  padding-left: 1.4em;
  position: relative;
  line-height: 1.7;
}

.definition-list li::before {
  content: "✓";
  position: absolute;
  left: 0;
  color: var(--accent);
  font-weight: 700;
}

/* =========================================
   比較表セクション (S5)
   ========================================= */
.comparison-wrap {
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
}

.comparison-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 15px;
  min-width: 560px;
}

.comparison-table th,
.comparison-table td {
  padding: 0.75rem 1rem;
  border: 1px solid var(--border);
  text-align: center;
  vertical-align: middle;
}

.comparison-table th {
  background: var(--navy);
  color: var(--white);
  font-weight: 700;
}

.comparison-table th:first-child,
.comparison-table td:first-child {
  text-align: left;
  background: var(--pale);
  font-weight: 600;
  width: 40%;
}

.comparison-table th:first-child {
  background: var(--navy-dark);
  color: var(--white);
}

.comparison-table .our-col {
  background: var(--pale-blue);
}

.comparison-table th.our-col {
  background: var(--blue-dark);
  color: var(--white);
}

.comparison-table tbody tr:nth-child(even) td:not(:first-child) {
  background: var(--pale);
}

.comparison-table .yes {
  color: var(--blue-dark);
  font-weight: 700;
  background: transparent;
}

/* =========================================
   対応エリアセクション (S12)
   ========================================= */
.area-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
}

.area-block {
  background: var(--pale);
  border-radius: var(--radius);
  padding: 1.25rem 1.5rem;
}

.area-block h3 {
  font-size: 18px;
  font-weight: 700;
  color: var(--navy);
  margin-bottom: 0.6rem;
  padding-bottom: 0.4rem;
  border-bottom: 2px solid var(--accent);
}

.area-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

.area-tags span {
  padding: 3px 9px;
  border: 1px solid var(--border);
  border-radius: 999px;
  background: var(--white);
  color: var(--navy);
  font-size: 13px;
  font-weight: 700;
  line-height: 1.6;
  white-space: nowrap;
}

.area-note {
  margin: 10px 0 0;
  font-size: 14px;
  line-height: 1.75;
  color: var(--text);
}

details.area-detail {
  padding: 0;
  border-bottom: none;
}

.area-detail__summary {
  display: none;
}

/* =========================================
   レスポンシブ追加対応
   ========================================= */
@media (max-width: 1100px) {
  .area-grid {
    grid-template-columns: 1fr 1fr;
  }
}

/* =========================================
   トラブル警告セクション
   ========================================= */
.trouble-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.25rem;
}

.trouble-card {
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.4rem 1.5rem;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.trouble-card__num {
  font-size: 12px;
  font-weight: 700;
  color: var(--gold);
  letter-spacing: 0.05em;
}

.trouble-card h3 {
  font-size: 18px;
  font-weight: 700;
  color: var(--navy-dark);
  line-height: 1.5;
}

.trouble-card p {
  font-size: 15px;
  line-height: 1.75;
  color: var(--text);
}

.trouble-card__our {
  margin-top: 0.25rem;
  padding: 0.6rem 0.9rem;
  background: var(--pale);
  border-left: 3px solid var(--blue);
  border-radius: 0 var(--radius) var(--radius) 0;
  color: var(--ink) !important;
}

details.trouble-card__detail {
  padding: 0;
  border-bottom: none;
}

@media (min-width: 821px) {
  .trouble-card__toggle {
    display: none;
  }
}

@media (max-width: 820px) {
  .trouble .section-head,
  .area .section-head {
    margin-bottom: 22px;
  }

  .trouble .section-head h2 {
    font-size: 28px;
  }

  .trouble-grid,
  .area-grid {
    grid-template-columns: 1fr;
    gap: 10px;
  }

  .trouble-card {
    padding: 14px 16px;
    gap: 4px;
    box-shadow: none;
  }

  .trouble-card__num {
    font-size: 12px;
    line-height: 1.2;
  }

  .trouble-card h3 {
    margin-bottom: 2px;
    font-size: 16px;
    line-height: 1.45;
  }

  .trouble-card p {
    margin-bottom: 4px;
    font-size: 15px;
    line-height: 1.65;
  }

  details.trouble-card__detail {
    border-top: 1px solid var(--border);
  }

  .trouble-card__toggle {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 8px;
    padding: 0.55rem 0;
    color: var(--blue-dark);
    font-size: 14px;
    font-weight: 700;
    line-height: 1.5;
    list-style: none;
    cursor: pointer;
  }

  .trouble-card__toggle::-webkit-details-marker {
    display: none;
  }

  .trouble-card__toggle::marker {
    content: "";
  }

  .trouble-card__toggle::after {
    content: "＋";
    flex-shrink: 0;
    font-size: 18px;
    line-height: 1;
    color: var(--blue);
  }

  details.trouble-card__detail[open] .trouble-card__toggle::after {
    content: "－";
  }

  .trouble-card__our {
    margin-top: 0;
    padding: 8px 10px;
    font-size: 14px !important;
    line-height: 1.65 !important;
  }

  .area-block {
    padding: 14px 16px;
  }

  .area-block h3 {
    margin-bottom: 4px;
    font-size: 16px;
    line-height: 1.5;
  }

  details.area-detail {
    border-top: 1px solid var(--border);
  }

  .area-detail__summary {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 8px;
    padding: 8px 0 4px;
    color: var(--blue-dark);
    font-size: 14px;
    font-weight: 700;
    line-height: 1.5;
    list-style: none;
    cursor: pointer;
  }

  .area-detail__summary::-webkit-details-marker {
    display: none;
  }

  .area-detail__summary::marker {
    content: "";
  }

  .area-detail__summary::after {
    content: "＋";
    flex-shrink: 0;
    color: var(--blue);
    font-size: 18px;
    line-height: 1;
  }

  details.area-detail[open] .area-detail__summary::after {
    content: "－";
  }

  .area-tags {
    gap: 5px;
    padding-top: 8px;
  }

  .area-tags span {
    padding: 2px 8px;
    font-size: 13px;
    line-height: 1.55;
  }

  .area-note {
    margin-top: 8px;
    font-size: 13px;
    line-height: 1.65;
  }
}

/* =========================================
   代表メッセージセクション
   ========================================= */
.message-inner {
  display: grid;
  grid-template-columns: 260px 1fr;
  gap: 2.5rem;
  align-items: start;
  max-width: 860px;
  margin: 0 auto;
}

.message-logo {
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--pale);
  border-radius: var(--radius);
  padding: 2.5rem 2rem;
  min-height: 200px;
  position: sticky;
  top: 100px;
}

.message-logo img {
  width: 100%;
  max-width: 200px;
  height: auto;
  object-fit: contain;
}

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

  .message-logo {
    position: static;
    max-width: 240px;
    min-height: 120px;
    margin: 0 auto;
    padding: 1.5rem 2rem;
  }

  .message-logo img {
    max-width: 130px;
  }
}

.message-body h2 {
  margin-top: 0.25rem;
}

.message-body blockquote {
  margin: 1.25rem 0;
  padding: 0;
  border: none;
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.message-body blockquote p {
  line-height: 1.95;
  color: var(--text);
}

.message-sign {
  font-size: 14px;
  color: var(--navy);
  text-align: right;
  margin-top: 0.5rem;
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  *,
  *::before,
  *::after {
    transition-duration: 0.01ms !important;
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
  }

  .js .section {
    opacity: 1;
    transform: none;
  }
}