:root {
  --main-color: #78ad48;
  --main-dark: #355f2a;
  --sub-color: #edf6e4;
  --accent-color: #f3ad3d;
  --accent-soft: #fff1d6;
  --text-color: #1f2d21;
  --light-text: #4f5d4c;
  --bg-color: #fffdf7;
  --white: #ffffff;
  --border-color: #dfe8d2;
  --shadow: 0 14px 34px rgba(53, 95, 42, 0.12);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", "BIZ UDPGothic", "Noto Sans JP", "Hiragino Kaku Gothic ProN", "Yu Gothic UI", "Yu Gothic", Meiryo, sans-serif;
  color: var(--text-color);
  background: var(--bg-color);
  font-size: 16px;
  font-weight: 500;
  line-height: 1.9;
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
}

img {
  display: block;
  max-width: 100%;
  height: auto;
  user-select: none;
  -webkit-user-drag: none;
}

a {
  color: inherit;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  padding: 12px clamp(18px, 4vw, 44px);
  background: rgba(255, 255, 255, 0.96);
  border-bottom: 1px solid var(--border-color);
  backdrop-filter: blur(12px);
}

.site-logo,
.footer-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  color: var(--main-dark);
  font-weight: 700;
  text-decoration: none;
  white-space: nowrap;
}

.site-logo img,
.footer-logo img {
  width: 48px;
  height: 48px;
  object-fit: contain;
}

.site-nav {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 6px;
  font-size: 15px;
  font-weight: 700;
}

.site-nav a {
  padding: 8px 10px;
  border-radius: 999px;
  color: var(--text-color);
  text-decoration: none;
  transition: background 0.2s ease, color 0.2s ease;
}

.site-nav a:hover {
  color: var(--main-dark);
  background: var(--sub-color);
}

.menu-button {
  display: none;
  padding: 8px 14px;
  border: 1px solid var(--main-color);
  border-radius: 6px;
  background: var(--white);
  color: var(--main-dark);
  font: inherit;
  font-weight: 700;
  cursor: pointer;
}

.hero {
  position: relative;
  min-height: min(680px, calc(100vh - 73px));
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  padding: 96px 24px 112px;
  text-align: center;
  background: var(--sub-color);
}

.hero-image {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.hero::after {
  content: "";
  position: absolute;
  inset: 0;
  background:
    linear-gradient(90deg, rgba(255, 253, 247, 0.92), rgba(255, 253, 247, 0.72)),
    rgba(237, 246, 228, 0.18);
}

.hero-text {
  position: relative;
  z-index: 1;
  width: min(880px, 100%);
}

.hero-label,
.section-kicker {
  display: inline-block;
  margin: 0 0 12px;
  color: var(--main-dark);
  font-size: 14px;
  font-weight: 700;
  letter-spacing: 0;
}

.hero h1 {
  margin: 0 0 20px;
  color: var(--main-dark);
  font-size: clamp(34px, 7vw, 64px);
  line-height: 1.25;
}

.hero-lead,
.hero p {
  max-width: 680px;
  margin: 0 auto 28px;
  color: var(--text-color);
  font-size: 19px;
  font-weight: 600;
}

.hero-actions,
.cta-buttons {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 14px;
}

.page-hero {
  padding: 82px 24px;
  background:
    radial-gradient(circle at top left, var(--accent-soft), transparent 34%),
    var(--sub-color);
  text-align: center;
}

.page-hero h1 {
  margin: 0 0 16px;
  color: var(--main-dark);
  font-size: clamp(30px, 5vw, 42px);
  line-height: 1.35;
}

.page-hero p {
  max-width: 760px;
  margin: 0 auto;
  color: var(--light-text);
  font-size: 17px;
  font-weight: 600;
}

.section {
  padding: 76px 24px;
}

.section-inner {
  width: min(1080px, 100%);
  margin: 0 auto;
}

.section h2 {
  margin: 0 0 24px;
  color: var(--main-dark);
  font-size: clamp(26px, 4vw, 36px);
  line-height: 1.35;
  text-align: center;
}

.section-lead {
  max-width: 760px;
  margin: 0 auto 38px;
  color: var(--light-text);
  font-size: 17px;
  font-weight: 600;
  text-align: center;
}

.philosophy {
  background: var(--white);
}

.message-panel {
  max-width: 860px;
  margin: 0 auto;
  padding: clamp(28px, 5vw, 48px);
  border: 1px solid var(--border-color);
  border-radius: 8px;
  background: linear-gradient(135deg, var(--white), #f8fbf0);
  box-shadow: var(--shadow);
  text-align: center;
}

.message-panel h2 {
  margin-bottom: 16px;
}

.message-panel p {
  margin: 0;
  color: var(--main-dark);
  font-size: clamp(20px, 3vw, 28px);
  font-weight: 700;
  line-height: 1.75;
}

.card-list {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 24px;
}

.card,
.news-item,
.blog-item,
.member-card,
.value-card,
.flow-item,
.faq-item,
.contact-box,
.report-item {
  border: 1px solid var(--border-color);
  border-radius: 8px;
  background: var(--white);
  box-shadow: 0 8px 22px rgba(53, 95, 42, 0.07);
}

.card {
  overflow: hidden;
  padding: 0 0 24px;
}

.card img {
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
}

.card h3,
.card p {
  margin-right: 22px;
  margin-left: 22px;
}

.card h3,
.news-item h3,
.blog-item h3,
.member-card h3,
.report-item h3,
.contact-box h3 {
  margin-top: 18px;
  margin-bottom: 10px;
  color: var(--main-dark);
  line-height: 1.45;
}

.card p,
.news-item p,
.blog-item p,
.member-card p,
.report-item p,
.contact-box p,
.faq-item p {
  color: var(--light-text);
  font-weight: 500;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 48px;
  padding: 12px 24px;
  border: 1px solid var(--main-color);
  border-radius: 6px;
  background: var(--main-color);
  color: var(--white);
  font-weight: 700;
  text-decoration: none;
  cursor: pointer;
  transition: transform 0.2s ease, background 0.2s ease, border-color 0.2s ease;
}

.button:hover {
  background: var(--main-dark);
  border-color: var(--main-dark);
  transform: translateY(-1px);
}

.button-sub {
  background: var(--accent-color);
  border-color: var(--accent-color);
}

.button-outline {
  background: rgba(255, 255, 255, 0.82);
  color: var(--main-dark);
}

.text-link {
  display: inline-block;
  margin-top: 24px;
  color: var(--main-dark);
  font-weight: 700;
  text-decoration: none;
  border-bottom: 2px solid var(--main-color);
}

.text-link:hover {
  color: var(--main-color);
}

.news-section {
  background: #f8fbf0;
}

.news-list,
.blog-list,
.report-list,
.member-list,
.faq-list,
.compact-list {
  display: grid;
  gap: 20px;
}

.compact-list {
  max-width: 820px;
  margin: 0 auto;
}

.news-item,
.blog-item,
.member-card,
.value-card,
.flow-item,
.faq-item,
.contact-box,
.report-item {
  padding: 24px;
}

.news-meta,
.card-date,
.blog-category,
.member-role {
  display: flex;
  align-items: center;
  gap: 10px;
  color: var(--main-dark);
  font-size: 15px;
  font-weight: 700;
}

.news-category,
.blog-category {
  display: inline-block;
  padding: 4px 10px;
  border-radius: 999px;
  background: var(--sub-color);
  color: var(--main-dark);
  line-height: 1.4;
}

.report-highlight {
  display: grid;
  grid-template-columns: minmax(280px, 0.9fr) 1fr;
  gap: 32px;
  align-items: center;
  padding: 24px;
  border: 1px solid var(--border-color);
  border-radius: 8px;
  background: var(--white);
  box-shadow: var(--shadow);
}

.report-highlight img,
.report-item img,
.blog-item img {
  width: 100%;
  aspect-ratio: 4 / 3;
  border-radius: 6px;
  object-fit: cover;
}

.report-highlight h3 {
  margin: 0 0 12px;
  color: var(--main-dark);
  font-size: clamp(22px, 3vw, 30px);
  line-height: 1.45;
}

.report-highlight p {
  margin: 0;
  color: var(--light-text);
}

.report-item {
  display: grid;
  grid-template-columns: 320px 1fr;
  gap: 24px;
  align-items: start;
}

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

.flow-number {
  display: inline-block;
  margin-bottom: 8px;
  color: var(--accent-color);
  font-size: 24px;
  font-weight: 700;
}

.blog-item {
  display: grid;
  grid-template-columns: 260px 1fr;
  gap: 24px;
}

.member-card {
  display: grid;
  grid-template-columns: 180px 1fr;
  gap: 24px;
  align-items: center;
}

.member-card img {
  width: 180px;
  height: 180px;
  border-radius: 50%;
  object-fit: cover;
}

.about-logo {
  width: min(220px, 70vw);
  margin: 20px auto;
}

.large-text {
  color: var(--main-dark);
  font-size: 20px;
  font-weight: 700;
}

.contact-layout {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: 40px;
  align-items: start;
}

.contact-form {
  display: grid;
  gap: 14px;
}

.contact-form input,
.contact-form select,
.contact-form textarea {
  width: 100%;
  padding: 12px;
  border: 1px solid var(--border-color);
  border-radius: 6px;
  background: var(--white);
  font: inherit;
}

.form-note {
  margin-top: 16px;
  color: var(--light-text);
  font-size: 15px;
}

.cta-section {
  background: var(--sub-color);
  text-align: center;
}

.cta-section p {
  max-width: 680px;
  margin: 0 auto 24px;
  color: var(--light-text);
}

.site-footer {
  padding: 42px 24px;
  background: var(--main-dark);
  color: var(--white);
  text-align: center;
}

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

.footer-logo {
  justify-content: center;
  margin-bottom: 16px;
  color: var(--white);
}

.footer-links,
.sns-links {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 16px;
  margin: 12px 0;
}

.footer-links a {
  text-decoration: underline;
}

.top-button {
  position: fixed;
  right: 20px;
  bottom: 20px;
  z-index: 9999;
  width: 46px;
  height: 46px;
  border: none;
  border-radius: 50%;
  background: var(--main-color);
  color: var(--white);
  font-size: 20px;
  cursor: pointer;
  box-shadow: 0 8px 18px rgba(53, 95, 42, 0.24);
}

.guidelines-list {
  display: flex;
  flex-wrap: wrap;
  gap: 20px;
}

.guideline-card {
  display: block;
  width: min(300px, 100%);
  padding: 20px;
  border: 1px solid var(--border-color);
  border-radius: 8px;
  background-color: #f4fff0;
  color: var(--text-color);
  text-align: left;
  text-decoration: none;
  box-shadow: 0 2px 5px rgba(0, 0, 0, 0.08);
  transition: transform 0.2s ease;
}

.guideline-card:hover {
  transform: translateY(-3px);
}

.guideline-card h3 {
  margin-top: 0;
  margin-bottom: 10px;
}

.guideline-card p {
  margin: 0;
}

.cms-archive {
  margin-bottom: 28px;
  padding: 18px 20px;
  border: 1px solid var(--border-color);
  border-radius: 8px;
  background: var(--white);
}

.cms-archive h3,
.archive-year h3 {
  margin: 0 0 12px;
  color: var(--main-dark);
  font-size: 20px;
  line-height: 1.5;
}

.archive-links {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.archive-links a {
  display: inline-flex;
  align-items: center;
  min-height: 36px;
  padding: 6px 12px;
  border: 1px solid var(--border-color);
  border-radius: 999px;
  background: var(--sub-color);
  color: var(--main-dark);
  font-weight: 700;
  text-decoration: none;
}

.archive-year {
  margin-top: 32px;
  scroll-margin-top: 100px;
}

.archive-year-list {
  display: grid;
  gap: 20px;
}

.cms-empty {
  margin: 0;
  color: var(--light-text);
  text-align: center;
}

.cms-editor {
  display: grid;
  grid-template-columns: minmax(280px, 0.9fr) minmax(320px, 1.1fr);
  gap: 24px;
  align-items: start;
}

.cms-editor .contact-box:last-child {
  grid-column: 1 / -1;
}

.cms-editor h2 {
  margin-bottom: 18px;
  font-size: 24px;
  text-align: left;
}

.cms-checkbox {
  display: flex;
  align-items: center;
  gap: 10px;
  color: var(--main-dark);
  font-weight: 700;
}

.cms-checkbox input {
  width: 18px;
  height: 18px;
}

.cms-admin-list {
  display: grid;
  gap: 14px;
}

.cms-admin-item {
  display: flex;
  justify-content: space-between;
  gap: 18px;
  padding: 16px;
  border: 1px solid var(--border-color);
  border-radius: 8px;
  background: #f8fbf0;
}

.cms-admin-item h3 {
  margin: 6px 0;
  color: var(--main-dark);
}

.cms-admin-item p {
  margin: 0;
}

.cms-admin-item .button {
  flex: 0 0 auto;
  min-height: 40px;
  padding: 8px 14px;
}

.cms-output {
  width: 100%;
  min-height: 320px;
  margin-bottom: 18px;
  padding: 14px;
  border: 1px solid var(--border-color);
  border-radius: 6px;
  background: #102015;
  color: #f4fff0;
  font: 14px/1.6 Consolas, "Courier New", monospace;
}

.video-embed {
  position: relative;
  width: min(860px, 100%);
  margin: 28px 0;
  overflow: hidden;
  border-radius: 8px;
  background: #102015;
  aspect-ratio: 16 / 9;
  box-shadow: var(--shadow);
}

.video-embed iframe {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  border: 0;
}

@media (max-width: 900px) {
  .site-header {
    flex-wrap: wrap;
  }

  .menu-button {
    display: block;
  }

  .site-nav {
    display: none;
    width: 100%;
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    margin-top: 4px;
    padding-top: 10px;
    border-top: 1px solid var(--border-color);
    background: var(--white);
  }

  .site-nav.is-open {
    display: flex;
  }

  .site-nav a {
    display: block;
    padding: 12px 0;
    border-radius: 0;
    border-bottom: 1px solid var(--border-color);
  }

  .card-list,
  .value-list,
  .flow-list,
  .contact-layout,
  .report-highlight,
  .cms-editor {
    grid-template-columns: 1fr;
  }

  .blog-item,
  .report-item,
  .member-card {
    display: block;
  }

  .blog-item img,
  .report-item img,
  .member-card img {
    margin: 0 auto 16px;
  }
}

@media (max-width: 640px) {
  .site-header {
    padding: 10px 16px;
  }

  .site-logo img {
    width: 42px;
    height: 42px;
  }

  .hero {
    min-height: auto;
    padding: 72px 18px 86px;
  }

  .hero::after {
    background: rgba(255, 253, 247, 0.84);
  }

  .hero-lead,
  .hero p {
    font-size: 16px;
  }

  .section {
    padding: 50px 18px;
  }

  .message-panel,
  .report-highlight,
  .news-item,
  .blog-item,
  .member-card,
  .value-card,
  .flow-item,
  .faq-item,
  .contact-box,
  .report-item {
    padding: 20px;
  }

  .button {
    width: 100%;
  }

  .hero-actions,
  .cta-buttons {
    width: 100%;
  }

  .news-meta {
    align-items: flex-start;
    flex-direction: column;
    gap: 6px;
  }

  .top-button {
    right: 16px;
    bottom: 16px;
    width: 48px;
    height: 48px;
  }

  .cms-admin-item {
    display: block;
  }

  .cms-admin-item .button {
    width: 100%;
    margin-top: 14px;
  }
}

.left-text { text-align: left; }