@charset "UTF-8";

:root {
  --color-main: #2f6f5e;
  --color-main-dark: #204f44;
  --color-accent: #c89b3c;
  --color-bg: #f7f4ec;
  --color-bg-soft: #fbfaf6;
  --color-text: #252525;
  --color-muted: #6d6d6d;
  --color-border: #ded8ca;
  --color-white: #ffffff;
  --shadow-card: 0 14px 34px rgba(40, 55, 48, 0.12);
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  color: var(--color-text);
  font-family: "Hiragino Kaku Gothic ProN", "Yu Gothic", Meiryo, sans-serif;
  font-size: 16px;
  line-height: 1.9;
  background: var(--color-bg-soft);
}

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

a:hover {
  text-decoration: underline;
}

p {
  margin: 0 0 1.2em;
}

.site-header {
  background: var(--color-white);
  border-bottom: 1px solid var(--color-border);
}

.header-inner {
  max-width: 1120px;
  margin: 0 auto;
  padding: 22px 24px 18px;
}

.site-label {
  display: inline-block;
  margin: 0 0 8px;
  padding: 4px 12px;
  color: var(--color-main-dark);
  font-size: 13px;
  font-weight: 700;
  line-height: 1.5;
  background: #edf5f1;
  border: 1px solid #cfe1d9;
  border-radius: 999px;
}

.site-title-wrap {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 24px;
}

.site-title {
  margin: 0;
  color: var(--color-main-dark);
  font-size: 34px;
  line-height: 1.2;
  letter-spacing: 0.04em;
}

.site-title a:hover {
  text-decoration: none;
}

.site-copy {
  margin: 0;
  color: var(--color-muted);
  font-size: 15px;
}

.global-nav {
  background: var(--color-main-dark);
}

.global-nav ul {
  display: flex;
  flex-wrap: wrap;
  max-width: 1120px;
  margin: 0 auto;
  padding: 0 24px;
  list-style: none;
}

.global-nav li {
  margin: 0;
}

.global-nav a {
  display: block;
  padding: 13px 18px;
  color: var(--color-white);
  font-size: 15px;
  font-weight: 700;
}

.global-nav a:hover {
  background: rgba(255, 255, 255, 0.12);
  text-decoration: none;
}

.hero {
  background:
    radial-gradient(circle at top left, rgba(200, 155, 60, 0.25), transparent 34%),
    linear-gradient(135deg, #f6f1e5 0%, #ffffff 48%, #eaf4ef 100%);
}

.hero-inner {
  display: grid;
  grid-template-columns: minmax(0, 1.4fr) minmax(280px, 0.6fr);
  gap: 42px;
  align-items: center;
  max-width: 1120px;
  margin: 0 auto;
  padding: 70px 24px;
}

.eyebrow,
.section-label {
  margin: 0 0 10px;
  color: var(--color-accent);
  font-size: 13px;
  font-weight: 800;
  line-height: 1.4;
  letter-spacing: 0.12em;
}

.hero h2 {
  margin: 0 0 20px;
  color: var(--color-main-dark);
  font-size: clamp(32px, 5vw, 54px);
  line-height: 1.28;
  letter-spacing: 0.03em;
}

.hero-text p:not(.eyebrow) {
  max-width: 680px;
  font-size: 17px;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-top: 28px;
}

.button-primary,
.button-secondary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 170px;
  padding: 11px 22px;
  font-weight: 800;
  line-height: 1.5;
  border-radius: 999px;
}

.button-primary {
  color: var(--color-white);
  background: var(--color-main);
  border: 1px solid var(--color-main);
}

.button-secondary {
  color: var(--color-main-dark);
  background: var(--color-white);
  border: 1px solid var(--color-border);
}

.button-primary:hover,
.button-secondary:hover {
  opacity: 0.9;
  text-decoration: none;
}

.hero-card {
  padding: 28px;
  background: rgba(255, 255, 255, 0.92);
  border: 1px solid var(--color-border);
  border-radius: 22px;
  box-shadow: var(--shadow-card);
}

.hero-card-title {
  margin: 0 0 16px;
  color: var(--color-main-dark);
  font-size: 19px;
  font-weight: 800;
}

.hero-card ul {
  margin: 0;
  padding: 0;
  list-style: none;
}

.hero-card li {
  position: relative;
  padding: 9px 0 9px 26px;
  border-bottom: 1px solid var(--color-border);
}

.hero-card li:last-child {
  border-bottom: 0;
}

.hero-card li::before {
  position: absolute;
  top: 18px;
  left: 0;
  width: 10px;
  height: 10px;
  content: "";
  background: var(--color-accent);
  border-radius: 50%;
}

.section {
  padding: 66px 24px;
}

.section-inner {
  max-width: 1120px;
  margin: 0 auto;
}

.section-inner.narrow {
  max-width: 880px;
}

.section-heading {
  margin-bottom: 34px;
  text-align: center;
}

.section-heading h2,
.intro-section h2,
.service-box h2 {
  margin: 0 0 14px;
  color: var(--color-main-dark);
  font-size: clamp(26px, 3.5vw, 36px);
  line-height: 1.35;
  letter-spacing: 0.03em;
}

.intro-section {
  background: var(--color-white);
}

.category-section {
  background: var(--color-bg);
}

.category-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 22px;
}

.category-card {
  display: flex;
  flex-direction: column;
  min-height: 250px;
  padding: 26px;
  background: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: 18px;
  box-shadow: 0 10px 26px rgba(70, 60, 40, 0.08);
}

.category-card h3 {
  margin: 0 0 12px;
  padding-bottom: 12px;
  color: var(--color-main-dark);
  font-size: 22px;
  line-height: 1.4;
  border-bottom: 2px solid #e7ddc6;
}

.category-card p {
  flex: 1;
  margin-bottom: 18px;
}

.text-link {
  color: var(--color-main);
  font-weight: 800;
}

.text-link::after {
  content: " →";
}

.tips-section {
  background: var(--color-white);
}

.tips-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 22px;
}

.tip-box {
  padding: 26px;
  background: #fbfaf6;
  border: 1px solid var(--color-border);
  border-radius: 18px;
}

.tip-number {
  display: inline-block;
  margin-bottom: 14px;
  color: var(--color-accent);
  font-size: 25px;
  font-weight: 900;
  line-height: 1;
}

.tip-box h3 {
  margin: 0 0 12px;
  color: var(--color-main-dark);
  font-size: 20px;
  line-height: 1.45;
}

.service-section {
  background: linear-gradient(135deg, #eff6f2 0%, #f8f1e3 100%);
}

.service-box {
  display: grid;
  grid-template-columns: minmax(0, 1.4fr) minmax(260px, 0.6fr);
  gap: 34px;
  align-items: center;
  padding: 34px;
  background: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: 22px;
  box-shadow: var(--shadow-card);
}

.service-link-box {
  padding: 26px;
  text-align: center;
  background: #fbfaf6;
  border: 1px solid var(--color-border);
  border-radius: 18px;
}

.service-link-box p {
  color: var(--color-main-dark);
  font-weight: 800;
}

.site-footer {
  color: var(--color-white);
  background: var(--color-main-dark);
}

.footer-inner {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 28px;
  max-width: 1120px;
  margin: 0 auto;
  padding: 38px 24px 28px;
}

.footer-title {
  margin: 0 0 8px;
  font-size: 22px;
  font-weight: 800;
}

.footer-inner p {
  margin-bottom: 0;
}

.footer-nav {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 16px;
  justify-content: flex-end;
  max-width: 420px;
}

.footer-nav a {
  color: var(--color-white);
  font-size: 14px;
}

.copyright {
  margin: 0;
  padding: 14px 24px;
  text-align: center;
  background: rgba(0, 0, 0, 0.16);
}

@media (max-width: 900px) {
  .site-title-wrap,
  .hero-inner,
  .service-box,
  .footer-inner {
    grid-template-columns: 1fr;
  }

  .site-title-wrap {
    display: block;
  }

  .site-copy {
    margin-top: 8px;
  }

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

  .footer-nav {
    justify-content: flex-start;
  }
}

@media (max-width: 640px) {
  body {
    font-size: 15px;
  }

  .header-inner {
    padding: 18px 18px 14px;
  }

  .site-title {
    font-size: 29px;
  }

  .global-nav ul {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    padding: 0;
  }

  .global-nav a {
    padding: 11px 14px;
    text-align: center;
    border-top: 1px solid rgba(255, 255, 255, 0.12);
    border-right: 1px solid rgba(255, 255, 255, 0.12);
  }

  .hero-inner {
    padding: 48px 18px;
  }

  .section {
    padding: 48px 18px;
  }

  .category-grid,
  .tips-grid {
    grid-template-columns: 1fr;
  }

  .category-card,
  .tip-box,
  .hero-card,
  .service-box,
  .service-link-box {
    border-radius: 16px;
  }

  .hero-actions {
    display: grid;
  }

  .button-primary,
  .button-secondary {
    width: 100%;
  }
}

/* 下層ページ・文例ページ */
.page-hero {
  background:
    radial-gradient(circle at top right, rgba(200, 155, 60, 0.22), transparent 30%),
    linear-gradient(135deg, #f8f1e3 0%, #ffffff 54%, #eaf4ef 100%);
}

.page-hero-inner {
  max-width: 980px;
  margin: 0 auto;
  padding: 58px 24px 62px;
  text-align: center;
}

.page-hero h1 {
  margin: 0 0 18px;
  color: var(--color-main-dark);
  font-size: clamp(32px, 5vw, 50px);
  line-height: 1.25;
  letter-spacing: 0.04em;
}

.page-hero p:not(.eyebrow) {
  max-width: 820px;
  margin-right: auto;
  margin-left: auto;
  font-size: 17px;
}

.global-nav a[aria-current="page"] {
  background: rgba(255, 255, 255, 0.18);
}

.example-section {
  background: var(--color-bg);
}

.example-list {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 24px;
}

.example-card {
  padding: 28px;
  background: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: 20px;
  box-shadow: 0 10px 26px rgba(70, 60, 40, 0.08);
}

.example-card-heading {
  margin-bottom: 18px;
  padding-bottom: 14px;
  border-bottom: 2px solid #e7ddc6;
}

.example-label {
  margin: 0 0 4px;
  color: var(--color-accent);
  font-size: 13px;
  font-weight: 800;
  letter-spacing: 0.1em;
}

.example-card h3 {
  margin: 0;
  color: var(--color-main-dark);
  font-size: 23px;
  line-height: 1.4;
}

.example-text {
  padding: 22px;
  background: #fbfaf6;
  border: 1px solid var(--color-border);
  border-radius: 14px;
}

.example-text p {
  margin: 0 0 0.35em;
  font-size: 17px;
  line-height: 1.9;
}

.example-text p:last-child {
  margin-bottom: 0;
}

.example-note {
  margin: 16px 0 0;
  color: var(--color-muted);
  font-size: 14px;
  line-height: 1.75;
}

.point-section {
  background: var(--color-white);
}

.related-section {
  background: var(--color-bg-soft);
}

.site-title-wrap .site-title {
  font-weight: 800;
}

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

@media (max-width: 640px) {
  .page-hero-inner {
    padding: 44px 18px 48px;
  }

  .example-card,
  .example-text {
    border-radius: 16px;
  }

  .example-card {
    padding: 22px;
  }

  .example-text {
    padding: 18px;
  }
}


/* 控えめな印刷時の注意書き */
.subtle-note-box {
  display: block;
}

.subtle-note-box p:last-child {
  margin-bottom: 0;
}


/* サイトマップ */
.sitemap-section {
  background: var(--color-bg-soft);
}

.sitemap-overview {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  justify-content: center;
  margin: 0 0 28px;
}

.sitemap-overview a {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 9px 16px;
  border: 1px solid var(--color-border);
  border-radius: 999px;
  background: var(--color-white);
  color: var(--color-text);
  font-weight: 700;
  text-decoration: none;
}

.sitemap-category-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 22px;
}

.sitemap-category-card {
  padding: 24px;
  background: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: 18px;
  box-shadow: var(--shadow-soft);
}

.sitemap-category-card h3 {
  margin: 0 0 8px;
  font-size: 22px;
}

.sitemap-category-card h3 a {
  color: var(--color-heading);
  text-decoration: none;
}

.sitemap-category-card p {
  margin: 0 0 14px;
  color: var(--color-muted);
  font-size: 14px;
}

.sitemap-link-list {
  columns: 2;
  column-gap: 28px;
  margin: 0;
  padding-left: 1.1em;
}

.sitemap-link-list li {
  break-inside: avoid;
  margin: 0 0 0.55em;
  line-height: 1.55;
}

.sitemap-link-list a {
  color: var(--color-text);
}

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

  .sitemap-link-list {
    columns: 1;
  }
}


/* Breadcrumb and category navigation */
.breadcrumb {
  background: var(--color-white);
  border-bottom: 1px solid var(--color-border);
}

.breadcrumb ol {
  max-width: var(--container-width);
  margin: 0 auto;
  padding: 12px 20px;
  display: flex;
  flex-wrap: wrap;
  gap: 6px 10px;
  list-style: none;
  font-size: 13px;
  color: var(--color-muted);
}

.breadcrumb li {
  display: inline-flex;
  align-items: center;
  gap: 10px;
}

.breadcrumb li + li::before {
  content: ">";
  color: var(--color-border-strong);
}

.breadcrumb a {
  color: var(--color-muted);
  text-decoration: none;
}

.breadcrumb a:hover {
  color: var(--color-accent);
  text-decoration: underline;
}

.category-nav-section {
  padding-top: 0;
}

.category-nav-box {
  padding: 24px 28px;
  border: 1px solid var(--color-border);
  border-radius: 18px;
  background: var(--color-white);
  box-shadow: var(--shadow-soft);
}

.category-nav-box h2 {
  margin-top: 0;
}

.category-nav-box p {
  margin-bottom: 14px;
}

.category-nav-links {
  display: flex;
  flex-wrap: wrap;
  gap: 12px 20px;
}

@media (max-width: 640px) {
  .breadcrumb ol {
    padding: 10px 16px;
    font-size: 12px;
  }

  .category-nav-box {
    padding: 20px;
  }
}


/* Purpose index and compact link lists */
.quick-index-section {
  padding-top: 24px;
}

.compact-heading {
  margin-bottom: 18px;
}

.quick-index-list,
.purpose-link-list {
  margin: 0;
  padding: 22px 26px;
  list-style: none;
  columns: 3;
  column-gap: 34px;
  border: 1px solid var(--color-border);
  border-radius: 18px;
  background: var(--color-white);
  box-shadow: var(--shadow-soft);
}

.quick-index-list li,
.purpose-link-list li {
  break-inside: avoid;
  margin: 0 0 0.7em;
  line-height: 1.55;
}

.quick-index-list a,
.purpose-link-list a {
  color: var(--color-text);
  text-decoration: none;
  border-bottom: 1px solid transparent;
}

.quick-index-list a:hover,
.purpose-link-list a:hover {
  color: var(--color-accent);
  border-bottom-color: var(--color-accent);
}

.quick-index-more {
  margin: 14px 0 0;
  text-align: right;
  font-size: 14px;
}

.quick-index-more a {
  color: var(--color-accent);
  font-weight: 700;
  text-decoration: none;
}

.purpose-index-section {
  padding-top: 42px;
}

.purpose-anchor-list {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-bottom: 28px;
}

.purpose-anchor-list a {
  display: inline-block;
  padding: 9px 14px;
  border: 1px solid var(--color-border);
  border-radius: 999px;
  background: var(--color-white);
  color: var(--color-text);
  font-size: 14px;
  font-weight: 700;
  text-decoration: none;
}

.purpose-index-card {
  margin-bottom: 32px;
}

.purpose-index-heading {
  margin-bottom: 12px;
}

.purpose-index-heading h2 {
  margin: 0 0 6px;
  font-size: 24px;
}

.purpose-index-heading h2 a {
  color: var(--color-heading);
  text-decoration: none;
}

.purpose-index-heading p {
  margin: 0;
  color: var(--color-muted);
  font-size: 14px;
}

@media (max-width: 900px) {
  .quick-index-list,
  .purpose-link-list {
    columns: 2;
  }
}

@media (max-width: 640px) {
  .quick-index-list,
  .purpose-link-list {
    columns: 1;
    padding: 20px;
  }

  .quick-index-more {
    text-align: left;
  }
}

/* 404ページ */
.error-section .section-inner {
  text-align: center;
}

.error-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  justify-content: center;
  margin: 26px 0;
}

.compact-list {
  margin-top: 22px;
}



/* Step57: accessibility / print / display quality */
.skip-link {
  position: absolute;
  left: 16px;
  top: -48px;
  z-index: 1000;
  display: inline-block;
  padding: 10px 14px;
  color: var(--color-white);
  font-weight: 700;
  background: var(--color-main-dark);
  border-radius: 8px;
  transition: top 0.2s ease;
}

.skip-link:focus {
  top: 12px;
  outline: 3px solid var(--color-accent);
  outline-offset: 2px;
  text-decoration: none;
}

a:focus-visible,
button:focus-visible {
  outline: 3px solid var(--color-accent);
  outline-offset: 3px;
  border-radius: 4px;
}

.global-nav a[aria-current="page"] {
  background: rgba(255, 255, 255, 0.18);
}

.section,
.page-hero,
.hero,
.sitemap-section,
.purpose-section {
  content-visibility: auto;
  contain-intrinsic-size: 1px 600px;
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    scroll-behavior: auto !important;
    transition-duration: 0.01ms !important;
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
  }
}

@media print {
  body {
    color: #000;
    background: #fff;
    font-size: 11pt;
    line-height: 1.7;
  }

  .site-header,
  .global-nav,
  .breadcrumb,
  .footer-nav,
  .category-back,
  .hero-actions,
  .skip-link {
    display: none !important;
  }

  .section,
  .page-hero,
  .hero {
    padding: 0;
    background: #fff;
  }

  .example-card,
  .note-box,
  .purpose-card,
  .sitemap-card {
    box-shadow: none !important;
    break-inside: avoid;
  }

  a {
    color: #000;
    text-decoration: none;
  }
}