*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

    :root {
      --primary: #C0412A;
      --primary-pale: #FDF0ED;
      --warm-bg: #FEFCF8;
      --beige: #FAF5EE;
      --white: #FFFFFF;
      --text-dark: #2C2C2C;
      --text-mid: #5A5A5A;
      --text-light: #8A8A8A;
      --border: #EAE0D2;
      --ashi: #C5A070;
      --ashi-divider: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 120 12'%3E%3Cline x1='0' y1='6' x2='50' y2='6' stroke='%23C5A070' stroke-width='1'/%3E%3Crect x='56' y='2' width='8' height='8' transform='rotate(45 60 6)' fill='none' stroke='%23C5A070' stroke-width='1'/%3E%3Cline x1='70' y1='6' x2='120' y2='6' stroke='%23C5A070' stroke-width='1'/%3E%3C/svg%3E");
      --ashi-wave: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='48' height='24' viewBox='0 0 48 24'%3E%3Cpath d='M0 24 Q12 12 24 24 Q36 12 48 24' fill='none' stroke='%23C5A070' stroke-width='0.7'/%3E%3Cpath d='M0 16 Q12 4 24 16 Q36 4 48 16' fill='none' stroke='%23C5A070' stroke-width='0.7'/%3E%3C/svg%3E");
    }

    body {
      font-family: 'Noto Sans JP', sans-serif;
      color: var(--text-dark);
      background: var(--warm-bg);
      overflow-x: hidden;
    }

    a { color: inherit; }

    header {
      position: fixed;
      top: 0;
      left: 0;
      right: 0;
      z-index: 100;
      background: rgba(255,255,255,0.97);
      backdrop-filter: blur(10px);
      border-bottom: 1px solid var(--border);
    }

    .header-inner {
      max-width: 1280px;
      margin: 0 auto;
      padding: 0 24px;
      height: 64px;
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 12px;
    }

    .logo {
      display: flex;
      align-items: center;
      text-decoration: none;
    }

    .logo img {
      height: 36px;
      width: auto;
      display: block;
    }

    nav {
      display: flex;
      align-items: center;
      gap: 0;
    }

    nav a {
      font-size: 13px;
      letter-spacing: 0.04em;
      color: var(--text-mid);
      text-decoration: none;
      padding: 6px 10px;
      border-radius: 20px;
      white-space: nowrap;
      transition: color 0.2s, background 0.2s;
    }

    nav a:hover,
    nav a[aria-current="page"] {
      color: var(--primary);
      background: var(--primary-pale);
    }

    .container {
      max-width: 1120px;
      margin: 0 auto;
      padding: 0 40px;
    }

    .page-hero {
      padding: 150px 0 76px;
      background: linear-gradient(180deg, #FAF7F2 0%, var(--warm-bg) 100%);
      position: relative;
      overflow: hidden;
    }

    .page-hero::before {
      content: '';
      position: absolute;
      inset: 0;
      background-image: var(--ashi-wave);
      background-size: 48px 24px;
      opacity: 0.04;
      pointer-events: none;
    }

    .page-hero .container {
      position: relative;
    }

    .breadcrumb {
      display: flex;
      align-items: center;
      gap: 8px;
      margin-bottom: 28px;
      color: var(--text-light);
      font-size: 12px;
      letter-spacing: 0.04em;
    }

    .breadcrumb a {
      text-decoration: none;
    }

    .page-label {
      position: relative;
      display: block;
      padding-left: 14px;
      margin-bottom: 12px;
      color: var(--primary);
      font-size: 11px;
      font-weight: 700;
      letter-spacing: 0.25em;
      text-transform: uppercase;
    }

    .page-label::before {
      content: '';
      position: absolute;
      left: 0;
      top: 50%;
      width: 6px;
      height: 6px;
      border: 1px solid var(--ashi);
      transform: translateY(-50%) rotate(45deg);
    }

    .page-title {
      font-size: clamp(30px, 4.5vw, 48px);
      font-weight: 700;
      letter-spacing: 0.08em;
      line-height: 1.35;
      color: #3A3028;
      margin-bottom: 18px;
    }

    .page-title::after {
      content: '';
      display: block;
      width: 120px;
      height: 12px;
      margin-top: 16px;
      background: var(--ashi-divider) center / contain no-repeat;
      opacity: 0.55;
    }

    .page-lead {
      max-width: 780px;
      color: var(--text-mid);
      font-size: 15px;
      line-height: 2;
      letter-spacing: 0.04em;
    }

    .summary-section {
      padding: 64px 0 34px;
    }

    .summary-panel {
      display: grid;
      grid-template-columns: 1.1fr 0.9fr;
      gap: 40px;
      align-items: center;
      padding: 36px;
      background: var(--white);
      border: 1px solid var(--border);
      border-radius: 12px;
      box-shadow: 0 8px 28px rgba(74,60,46,0.08);
    }

    .summary-text h2,
    .section-title {
      color: #3A3028;
      font-size: 24px;
      line-height: 1.45;
      letter-spacing: 0.06em;
      margin-bottom: 18px;
    }

    .summary-text p {
      color: var(--text-mid);
      font-size: 14px;
      line-height: 2;
      letter-spacing: 0.04em;
    }

    .summary-photo {
      aspect-ratio: 4 / 3;
      overflow: hidden;
      border-radius: 8px;
      background: var(--beige);
    }

    .summary-photo img,
    .association-photo img {
      width: 100%;
      height: 100%;
      display: block;
      object-fit: cover;
    }

    .associations-section {
      padding: 34px 0 72px;
    }

    .section-head {
      display: block;
      margin-bottom: 28px;
    }

    .section-note {
      max-width: 980px;
      margin-top: 12px;
      color: var(--text-light);
      font-size: 13px;
      line-height: 1.8;
      white-space: nowrap;
    }

    .association-list {
      display: grid;
      gap: 18px;
    }

    .association-card {
      display: grid;
      grid-template-columns: 280px 1fr;
      gap: 28px;
      align-items: stretch;
      padding: 22px;
      background: var(--white);
      border: 1px solid var(--border);
      border-radius: 10px;
      box-shadow: 0 4px 18px rgba(74,60,46,0.05);
    }

    .association-photo {
      min-height: 190px;
      overflow: hidden;
      border-radius: 8px;
      background: var(--beige);
    }

    .association-body {
      display: flex;
      flex-direction: column;
      justify-content: center;
      min-width: 0;
    }

    .association-kicker {
      margin-bottom: 8px;
      color: var(--primary);
      font-size: 11px;
      font-weight: 700;
      letter-spacing: 0.18em;
      text-transform: uppercase;
    }

    .association-name {
      margin-bottom: 12px;
      color: #3A3028;
      font-size: 22px;
      font-weight: 700;
      letter-spacing: 0.06em;
      line-height: 1.4;
    }

    .association-description {
      color: var(--text-mid);
      font-size: 14px;
      line-height: 1.95;
      letter-spacing: 0.03em;
    }

    .association-meta {
      display: flex;
      flex-wrap: wrap;
      gap: 8px;
      margin-top: 16px;
    }

    .association-meta span {
      display: inline-flex;
      align-items: center;
      min-height: 28px;
      padding: 5px 12px;
      border: 1px solid rgba(197,160,112,0.4);
      border-radius: 999px;
      color: #6F5A43;
      background: #FFFDF9;
      font-size: 12px;
      line-height: 1.4;
    }

    footer {
      background: #3A2A22;
      color: white;
    }

    .footer-main {
      padding: 48px 0 36px;
    }

    .footer-inner {
      max-width: 1120px;
      margin: 0 auto;
      padding: 0 40px;
    }

    .footer-top {
      display: flex;
      align-items: flex-start;
      justify-content: space-between;
      gap: 48px;
      padding-bottom: 34px;
      border-bottom: 1px solid rgba(255,255,255,0.15);
    }

    .footer-logo img {
      height: 32px;
      width: auto;
      display: block;
      filter: invert(1) grayscale(1);
      mix-blend-mode: screen;
      opacity: 0.9;
    }

    .footer-sns {
      display: flex;
      gap: 12px;
      margin-top: 24px;
    }

    .footer-sns-link {
      width: 38px;
      height: 38px;
      border: 1px solid rgba(255,255,255,0.25);
      border-radius: 50%;
      display: flex;
      align-items: center;
      justify-content: center;
      color: rgba(255,255,255,0.7);
      text-decoration: none;
      transition: all 0.2s;
    }

    .footer-sns-link:hover {
      border-color: var(--ashi);
      color: var(--ashi);
    }

    .footer-sns-link svg {
      width: 16px;
      height: 16px;
      flex-shrink: 0;
    }

    .footer-nav-cols {
      display: flex;
      gap: 48px;
    }

    .footer-nav-list {
      list-style: none;
      display: flex;
      flex-direction: column;
      gap: 10px;
    }

    .footer-nav-list a {
      color: rgba(255,255,255,0.7);
      text-decoration: none;
      font-size: 13px;
      letter-spacing: 0.05em;
    }

    .footer-bottom {
      background: rgba(0,0,0,0.2);
    }

    .footer-bottom-inner {
      max-width: 1120px;
      margin: 0 auto;
      padding: 20px 40px;
      display: flex;
      justify-content: space-between;
      gap: 24px;
      color: rgba(255,255,255,0.35);
      font-size: 11px;
      letter-spacing: 0.06em;
    }

    .footer-policy-links {
      display: flex;
      gap: 24px;
    }

    .footer-policy-links a {
      color: rgba(255,255,255,0.45);
      text-decoration: none;
    }

    @media (max-width: 900px) {
      nav {
        display: none;
      }

      .summary-panel,
      .association-card {
        grid-template-columns: 1fr;
      }

      .association-photo {
        min-height: 240px;
      }

      .section-head,
      .footer-top,
      .footer-bottom-inner {
        flex-direction: column;
        align-items: flex-start;
      }

      .section-note {
        white-space: normal;
      }
    }

    @media (max-width: 640px) {
      .container,
      .footer-inner,
      .footer-bottom-inner {
        padding-left: 22px;
        padding-right: 22px;
      }

      .page-hero {
        padding-top: 120px;
      }

      .summary-panel,
      .association-card,
      .footer-nav-cols {
        flex-direction: column;
        gap: 18px;
      }
    }

    .footer-policy {
      width: 100%;
      display: flex;
      justify-content: space-between;
      align-items: center;
      gap: 24px;
    }

    @media (max-width: 640px) {
      .footer-policy {
        flex-direction: column;
        align-items: flex-start;
        gap: 12px;
      }
    }