/* ===== RESET & BASE ===== */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
body {
  font-family: 'Noto Sans JP', 'Hiragino Kaku Gothic ProN', 'Yu Gothic', sans-serif;
  font-size: 14px;
  line-height: 1.8;
  color: #333;
  background: #f7f6f2;
}
a { color: #2a4a3a; text-decoration: none; transition: opacity 0.2s; }
a:hover { opacity: 0.7; }
img { max-width: 100%; height: auto; }

/* ===== TOP BAR ===== */
.top-bar {
  background: #1e3a2a;
  color: rgba(255,255,255,0.7);
  font-size: 11px;
  padding: 4px 0;
}
.top-bar .inner {
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 20px;
  display: flex;
  justify-content: space-between;
  align-items: center;
}
.top-bar a { color: rgba(255,255,255,0.7); margin-left: 16px; font-size: 11px; }
.top-bar a:hover { color: #fff; }

/* ===== HEADER ===== */
.header {
  background: #fff;
  padding: 16px 0;
  border-bottom: 3px solid #2a6b4a;
}
.header .inner {
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 20px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.logo { display: flex; align-items: center; gap: 14px; }
.logo-mark {
  width: 52px;
  height: 52px;
  background: #2a6b4a;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  font-size: 22px;
  font-weight: bold;
  font-family: 'Noto Serif JP', serif;
}
.logo-text .sub { font-size: 10px; color: #666; letter-spacing: 0.04em; }
.logo-text .main {
  font-size: 19px;
  font-weight: bold;
  color: #1e3a2a;
  letter-spacing: 0.08em;
  font-family: 'Noto Serif JP', serif;
}
.header-right { display: flex; align-items: center; gap: 12px; }
.search-box { display: flex; align-items: center; }
.search-box input {
  border: 1px solid #ccc;
  padding: 6px 10px;
  font-size: 12px;
  width: 160px;
  border-radius: 2px 0 0 2px;
}
.search-box button {
  background: #2a6b4a;
  color: #fff;
  border: none;
  padding: 6px 12px;
  font-size: 12px;
  cursor: pointer;
  border-radius: 0 2px 2px 0;
}

/* ===== GLOBAL NAV ===== */
.gnav {
  background: #2a6b4a;
}
.gnav .inner {
  max-width: 1100px;
  margin: 0 auto;
  display: flex;
  padding: 0;
}
.gnav a {
  color: #fff;
  padding: 14px 0;
  flex: 1;
  text-align: center;
  font-size: 13px;
  font-weight: 500;
  letter-spacing: 0.04em;
  border-right: 1px solid rgba(255,255,255,0.15);
  transition: background 0.2s;
}
.gnav a:first-child { border-left: 1px solid rgba(255,255,255,0.15); }
.gnav a:hover { background: rgba(255,255,255,0.1); opacity: 1; }

/* ===== HAMBURGER MENU ===== */
.hamburger {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: 8px;
  z-index: 100;
}
.hamburger span {
  display: block;
  width: 24px;
  height: 2px;
  background: #fff;
  margin: 5px 0;
  transition: transform 0.3s, opacity 0.3s;
}
.hamburger.active span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.hamburger.active span:nth-child(2) { opacity: 0; }
.hamburger.active span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* ===== MAIN VISUAL ===== */
.main-visual {
  background: linear-gradient(135deg, #1e3a2a 0%, #2a6b4a 50%, #3d8b6a 100%);
  height: 340px;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  overflow: hidden;
}
.main-visual::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0; bottom: 0;
  background: repeating-linear-gradient(
    45deg,
    transparent,
    transparent 40px,
    rgba(255,255,255,0.02) 40px,
    rgba(255,255,255,0.02) 80px
  );
}
.mv-content {
  text-align: center;
  color: #fff;
  position: relative;
  z-index: 1;
}
.mv-content .catch {
  font-size: 32px;
  font-family: 'Noto Serif JP', serif;
  font-weight: 700;
  letter-spacing: 0.12em;
  line-height: 1.6;
  margin-bottom: 16px;
  text-shadow: 0 2px 8px rgba(0,0,0,0.3);
}
.mv-content .sub-catch {
  font-size: 13px;
  letter-spacing: 0.1em;
  opacity: 0.85;
}
.mv-badge {
  position: absolute;
  right: 30px;
  bottom: 20px;
  background: #c4a03a;
  color: #fff;
  padding: 8px 18px;
  font-size: 12px;
  font-weight: bold;
  border-radius: 2px;
  letter-spacing: 0.04em;
}

/* ===== CONTENT AREA ===== */
.content-area {
  max-width: 1100px;
  margin: 0 auto;
  padding: 30px 20px;
  display: flex;
  gap: 30px;
}
.main-content { flex: 1; min-width: 0; }
.sidebar { width: 280px; flex-shrink: 0; }

/* ===== SECTION TITLE ===== */
.section-title {
  font-size: 18px;
  font-family: 'Noto Serif JP', serif;
  font-weight: 700;
  color: #1e3a2a;
  border-bottom: 2px solid #2a6b4a;
  padding-bottom: 8px;
  margin-bottom: 20px;
  display: flex;
  align-items: baseline;
  gap: 12px;
}
.section-title .en {
  font-size: 11px;
  color: #888;
  font-family: 'Noto Sans JP', sans-serif;
  font-weight: 400;
  letter-spacing: 0.06em;
}

/* ===== NEWS LIST ===== */
.news-list { list-style: none; }
.news-list li {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  padding: 12px 0;
  border-bottom: 1px solid #e0e0d8;
}
.news-date { font-size: 12px; color: #888; min-width: 90px; padding-top: 2px; }
.news-tag {
  font-size: 10px;
  padding: 2px 8px;
  border-radius: 2px;
  font-weight: bold;
  white-space: nowrap;
}
.news-tag.press { background: #2a6b4a; color: #fff; }
.news-tag.info { background: #5a8a6a; color: #fff; }
.news-tag.important { background: #c4a03a; color: #fff; }
.news-tag.warn { background: #b85c3a; color: #fff; }
.news-tag.event { background: #4a7a9a; color: #fff; }
.news-text { font-size: 13px; flex: 1; }
.news-more { text-align: right; margin-top: 12px; font-size: 13px; color: #2a6b4a; }

/* ===== CARD GRID ===== */
.card-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
  margin-bottom: 30px;
}
.card {
  background: #fff;
  border: 1px solid #e0e0d8;
  border-radius: 4px;
  padding: 20px 16px;
  text-align: center;
  transition: box-shadow 0.2s;
}
.card:hover { box-shadow: 0 2px 8px rgba(0,0,0,0.08); }
.card .icon { font-size: 28px; margin-bottom: 10px; }
.card h3 { font-size: 14px; font-weight: bold; color: #1e3a2a; margin-bottom: 8px; }
.card p { font-size: 12px; color: #666; line-height: 1.6; }

/* ===== PICKUP / MESSAGE ===== */
.pickup-section {
  background: #fff;
  border: 1px solid #e0e0d8;
  border-radius: 4px;
  padding: 24px;
  margin-bottom: 30px;
}
.pickup-section h3 {
  font-size: 14px;
  color: #1e3a2a;
  margin-bottom: 12px;
  font-family: 'Noto Serif JP', serif;
}
.pickup-quote {
  background: #f7f6f2;
  border-left: 3px solid #2a6b4a;
  padding: 16px 20px;
  font-size: 13px;
  line-height: 1.9;
  color: #444;
  margin-bottom: 12px;
}
.pickup-author {
  font-size: 11px;
  color: #888;
  text-align: right;
}

/* ===== SIDEBAR ===== */
.sidebar-banner {
  background: #fff;
  border: 1px solid #e0e0d8;
  border-radius: 4px;
  padding: 18px 16px;
  margin-bottom: 16px;
  text-align: center;
}
.sidebar-banner .banner-title {
  font-size: 14px;
  font-weight: bold;
  color: #1e3a2a;
  margin-bottom: 6px;
  line-height: 1.5;
}
.sidebar-banner .banner-sub {
  font-size: 11px;
  color: #666;
}
.sidebar-section {
  background: #fff;
  border: 1px solid #e0e0d8;
  border-radius: 4px;
  padding: 18px 16px;
  margin-bottom: 16px;
}
.sidebar-section h4 {
  font-size: 13px;
  font-weight: bold;
  color: #1e3a2a;
  border-bottom: 1px solid #e0e0d8;
  padding-bottom: 8px;
  margin-bottom: 10px;
}
.sidebar-section ul { list-style: none; }
.sidebar-section li { font-size: 12px; padding: 4px 0; }
.sidebar-section li a { color: #2a6b4a; }

/* ===== CERTIFICATION SECTION ===== */
.cert-section {
  background: #1e3a2a;
  padding: 40px 0;
}
.cert-section .inner {
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 20px;
  display: flex;
  align-items: center;
  gap: 40px;
}
.cert-mark {
  width: 130px;
  height: 130px;
  border: 3px solid #c4a03a;
  border-radius: 50%;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  color: #c4a03a;
  flex-shrink: 0;
}
.cert-mark .mark-label { font-size: 9px; letter-spacing: 0.08em; }
.cert-mark .mark-main { font-size: 16px; font-weight: bold; letter-spacing: 0.06em; margin: 4px 0; }
.cert-mark .mark-text { font-size: 10px; }
.cert-info { color: #fff; }
.cert-info h3 { font-size: 18px; font-family: 'Noto Serif JP', serif; margin-bottom: 10px; }
.cert-info p { font-size: 13px; line-height: 1.8; opacity: 0.85; margin-bottom: 12px; }
.cert-info a { color: #c4a03a; font-size: 13px; }

/* ===== FOOTER ===== */
.footer {
  background: #1e3a2a;
  color: rgba(255,255,255,0.7);
  padding: 40px 0 20px;
}
.footer-grid {
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 20px;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 30px;
  margin-bottom: 30px;
}
.footer-col h4 {
  font-size: 12px;
  color: #fff;
  font-weight: bold;
  margin-bottom: 10px;
  padding-bottom: 6px;
  border-bottom: 1px solid rgba(255,255,255,0.15);
}
.footer-col a {
  display: block;
  font-size: 11px;
  color: rgba(255,255,255,0.6);
  padding: 3px 0;
}
.footer-col a:hover { color: #fff; }
.footer-bottom {
  max-width: 1100px;
  margin: 0 auto;
  padding: 20px 20px 0;
  border-top: 1px solid rgba(255,255,255,0.1);
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 11px;
}
.footer-bottom a { color: rgba(255,255,255,0.5); margin-left: 16px; }

/* ===== PAGE HEADER (下層) ===== */
.page-header {
  background: linear-gradient(135deg, #1e3a2a, #2a6b4a);
  padding: 32px 0;
  text-align: center;
}
.page-header .inner { max-width: 1100px; margin: 0 auto; padding: 0 20px; }
.page-header h1 {
  color: #fff;
  font-size: 24px;
  font-family: 'Noto Serif JP', serif;
  font-weight: 700;
  letter-spacing: 0.08em;
}
.page-header .en-title {
  color: rgba(255,255,255,0.6);
  font-size: 11px;
  letter-spacing: 0.08em;
  margin-top: 4px;
}

/* ===== BREADCRUMB ===== */
.breadcrumb {
  background: #eee;
  padding: 8px 20px;
  font-size: 11px;
  color: #888;
  max-width: 1100px;
  margin: 0 auto;
}
.breadcrumb a { color: #2a6b4a; }

/* ===== ARTICLE BODY ===== */
.article-body {
  background: #fff;
  border: 1px solid #e0e0d8;
  border-radius: 4px;
  padding: 30px;
  line-height: 2.0;
}
.article-body h2 {
  font-size: 18px;
  font-family: 'Noto Serif JP', serif;
  color: #1e3a2a;
  border-left: 4px solid #2a6b4a;
  padding-left: 12px;
  margin: 30px 0 16px;
}
.article-body h2:first-child { margin-top: 0; }
.article-body h3 {
  font-size: 15px;
  color: #2a6b4a;
  margin: 24px 0 12px;
}
.article-body p { margin-bottom: 16px; }
.article-body blockquote {
  background: #f7f6f2;
  border-left: 3px solid #c4a03a;
  padding: 16px 20px;
  margin: 16px 0;
  font-size: 13px;
}
.article-body table {
  width: 100%;
  border-collapse: collapse;
  margin: 16px 0;
  font-size: 13px;
}
.article-body table th {
  background: #2a6b4a;
  color: #fff;
  padding: 10px 14px;
  text-align: left;
  font-weight: 500;
}
.article-body table td {
  padding: 10px 14px;
  border-bottom: 1px solid #e0e0d8;
}
.article-body table tr:nth-child(even) td { background: #fafaf7; }

/* ===== RESPONSIVE: TABLET (max-width: 900px) ===== */
@media screen and (max-width: 900px) {
  .header .inner { flex-wrap: wrap; gap: 10px; }
  .logo-text .main { font-size: 17px; }
  .search-box input { width: 120px; }
  .hamburger { display: block; }
  .gnav .inner { flex-direction: column; display: none; padding: 0; }
  .gnav .inner.open { display: flex; }
  .gnav a {
    border-right: none;
    border-bottom: 1px solid rgba(255,255,255,0.12);
    padding: 14px 20px;
    text-align: left;
    font-size: 14px;
  }
  .gnav a:first-child { border-left: none; }
  .content-area { flex-direction: column; padding: 20px 16px; gap: 20px; }
  .sidebar { width: 100%; }
  .main-visual { height: 280px; }
  .mv-content .catch { font-size: 24px; letter-spacing: 0.08em; }
  .mv-content .sub-catch { font-size: 12px; }
  .mv-badge { right: 16px; bottom: 12px; font-size: 11px; padding: 6px 14px; }
  .card-grid { grid-template-columns: repeat(2, 1fr); gap: 12px; }
  .cert-section .inner { flex-direction: column; text-align: center; gap: 24px; }
  .footer-grid { grid-template-columns: repeat(2, 1fr); gap: 20px; }
  .footer-bottom { flex-direction: column; gap: 8px; text-align: center; }
  .page-header h1 { font-size: 22px; }
  .article-body { padding: 20px; }
  .article-body table { font-size: 12px; }
}

/* ===== RESPONSIVE: SMARTPHONE (max-width: 600px) ===== */
@media screen and (max-width: 600px) {
  body { font-size: 13px; }
  .top-bar { font-size: 10px; padding: 3px 0; }
  .top-bar a { margin-left: 10px; font-size: 10px; }
  .header { padding: 10px 0; }
  .header .inner { padding: 0 12px; }
  .logo-mark { width: 42px; height: 42px; font-size: 18px; }
  .logo-text .sub { font-size: 9px; }
  .logo-text .main { font-size: 15px; letter-spacing: 0.04em; }
  .header-right { display: none; }
  .gnav a { font-size: 13px; padding: 12px 16px; }
  .main-visual { height: 220px; }
  .mv-content { padding: 0 16px; }
  .mv-content .catch { font-size: 20px; letter-spacing: 0.06em; line-height: 1.5; }
  .mv-content .sub-catch { font-size: 11px; letter-spacing: 0.06em; }
  .mv-badge { position: static; display: block; text-align: center; margin-top: 12px; font-size: 11px; padding: 6px 12px; }
  .content-area { padding: 16px 12px; gap: 16px; }
  .section-title { font-size: 16px; flex-direction: column; align-items: flex-start; gap: 2px; }
  .news-list li { flex-direction: column; gap: 4px; padding: 10px 0; }
  .news-date { min-width: auto; }
  .news-text { font-size: 13px; }
  .card-grid { grid-template-columns: 1fr; gap: 10px; }
  .card { padding: 16px 14px; }
  .pickup-section { padding: 16px; }
  .pickup-quote { font-size: 13px; padding: 12px 14px; }
  .sidebar-banner { padding: 14px 12px; }
  .sidebar-banner .banner-title { font-size: 13px; }
  .cert-section { padding: 24px 0; }
  .cert-section .inner { padding: 0 12px; }
  .cert-mark { width: 110px; height: 110px; }
  .cert-mark .mark-main { font-size: 14px; }
  .cert-mark .mark-text { font-size: 10px; }
  .cert-info h3 { font-size: 16px; }
  .cert-info p { font-size: 12px; }
  .footer-grid { grid-template-columns: 1fr; gap: 16px; }
  .footer-col h4 { font-size: 12px; }
  .footer-col a { font-size: 11px; }
  .page-header { padding: 24px 0; }
  .page-header .inner { padding: 0 12px; }
  .page-header h1 { font-size: 19px; letter-spacing: 0.06em; }
  .page-header .en-title { font-size: 10px; }
  .breadcrumb { padding: 8px 12px; font-size: 10px; overflow-x: auto; white-space: nowrap; }
  .article-body { padding: 16px; line-height: 1.9; }
  .article-body h2 { font-size: 16px; }
  .article-body h3 { font-size: 14px; }
  .article-body blockquote { padding: 12px 14px; font-size: 12.5px; }
  .article-body .table-wrap { overflow-x: auto; -webkit-overflow-scrolling: touch; margin: 16px -16px; padding: 0 16px; }
  .article-body table { font-size: 11.5px; min-width: 480px; }
  .article-body table th, .article-body table td { padding: 7px 8px; }
}