@media (max-width: 720px) {
  

  body {
    min-height: 100vh;
    display: flex;
    flex-direction: column;
  }
  .site-head { flex-shrink: 0; }
  main {
    flex: 1 0 auto;
    min-height: 0;         
  }
  .site-foot { flex-shrink: 0; }

   
  html { overflow-x: hidden; }
  

  .site-head { overflow: hidden; }

  

  

  :root { --head-h: 56px; }
  .site-head {
    height: var(--head-h);
    padding: 0;
    background: var(--card);
    border-bottom: 1px solid var(--line);
  }
   
  body:has(.hero) .site-head,
  body:has(.hero) .site-head.is-scrolled {
    background: var(--card);
    border-bottom-color: var(--line);
    box-shadow: none;
  }
  .site-head.is-scrolled { box-shadow: none; }
  .site-head-inner {
    height: 100%;
    padding: 0 16px;
    gap: 12px;
    background: transparent;
    border-radius: 0;
    box-shadow: none;
  }

   
  .site-brand,
  body:has(.hero) .site-brand,
  body:has(.hero) .site-head.is-scrolled .site-brand { color: var(--brand); }
  .site-brand-logo, .site-brand img { height: 30px; }

   
  .site-nav-toggle {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    margin-left: auto;
    width: 40px; height: 40px;
    padding: 0;
    border: 0;
    border-radius: 0;
    background: transparent;
    color: var(--brand);
  }
  body:has(.hero) .site-nav-toggle,
  body:has(.hero) .site-head.is-scrolled .site-nav-toggle { color: var(--brand); border: 0; }
  .site-nav-toggle svg { display: block; width: 24px; height: 9px; }

   
  .site-head-inner > .site-lang { display: none; }

  

  .site-nav {
    position: fixed;
    inset: 0;
    z-index: 70;
    display: flex;
    flex-direction: column;
    padding: 0;
    max-height: none;
    overflow-y: auto;
    background: var(--card);
    border: 0;
    border-radius: 0;
    

    opacity: 0;
    visibility: hidden;
    transform: translateX(100%);
    pointer-events: none;
    transition: transform .3s ease, opacity .3s ease, visibility 0s linear .3s;
  }
  .site-nav.is-open {
    opacity: 1;
    visibility: visible;
    transform: none;
    pointer-events: auto;
    transition: transform .3s ease, opacity .3s ease, visibility 0s;
  }
   
  .site-nav,
  .site-nav a,
  .site-nav button,
  .site-nav-link,
  .site-nav-group {
    -webkit-tap-highlight-color: transparent;
  }
   
  html.is-nav-open { overflow: hidden; }
   
  body:has(.site-nav.is-open) .back-top { display: none; }

   
  .site-nav-drawer-head {
    position: sticky;
    top: 0;
    z-index: 2;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 14px 16px;
    background: var(--card);
    border-bottom: 1px solid var(--line-soft);
  }
  .site-nav-drawer-head .site-lang {
    display: flex;
    align-items: center;
    gap: 16px;
    margin: 0;
    font-size: 16px;
  }
  .site-nav-drawer-head .site-lang-link {
    padding: 0 0 4px;
    color: var(--text-3);
    font-weight: 500;
    border-radius: 0;
    border-bottom: 2px solid transparent;
  }
  .site-nav-drawer-head .site-lang-link.is-active {
    color: var(--accent);
    font-weight: 700;
    border-bottom-color: var(--accent);
  }
  

  body:has(.hero) .site-nav-drawer-head .site-lang-link { color: var(--text-3); }
  body:has(.hero) .site-nav-drawer-head .site-lang-link.is-active { color: var(--accent); }
  .site-nav-close {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 38px; height: 38px;
    padding: 0;
    border: 0;
    background: transparent;
    color: var(--accent);
    cursor: pointer;
  }
  .site-nav-close svg { width: 20px; height: 20px; display: block; }

   
  .site-nav-list {
    flex-direction: column;
    gap: 0;
    justify-content: flex-start;
    padding: 6px 16px 28px;
  }
  .site-nav-list > .site-nav-item { border-bottom: 1px solid var(--line-soft); }
  .site-nav-list > .site-nav-item > .site-nav-link,
  .site-nav-list > .site-nav-item > .site-nav-group {
    position: relative;
    display: block;
    padding: 20px 26px 16px 2px;
    font-size: 18px;
    font-weight: 700;
    color: var(--ink);
    line-height: 1.3;
    cursor: pointer;
  }
  .site-nav-list > .site-nav-item > .site-nav-link.is-active { color: var(--accent); }

  

  .site-nav-sheet { display: none; }
  .site-nav-sub {
    display: block;             
    max-height: 0;
    overflow: hidden;
    position: static;
    padding: 0 0 0 2px;         
    margin: 0;
    border-left: 0;
    border-top: 0;
    box-shadow: none;
    opacity: 1;
    visibility: visible;
    transform: none;
    clip-path: none;
    pointer-events: auto;
    transition: max-height .3s ease, padding-bottom .3s ease;
  }
  html:not(.has-js) .site-nav-sub {
    display: block;
    max-height: none;
    padding-bottom: 14px;
  }
  .site-nav-sub > li { margin-left: 0; transform: none; }
  .site-nav-sub .site-nav-link {
    padding: 9px 0;
    font-size: 16px;
    font-weight: 400;
    color: var(--text-2);
    text-align: left;
  }
  .site-nav-sub .site-nav-link:hover { color: var(--accent); }
  .site-nav .site-nav-link.is-active { color: var(--accent); }
   
  .site-nav-item.has-sub.is-expanded > .site-nav-sub {
    max-height: 800px;
    padding-bottom: 14px;
  }

   
  .site-nav-list > .site-nav-item > .site-nav-link::after { display: none; }
  

  .site-nav-item.has-sub > .site-nav-link::before,
  .site-nav-item.has-sub > .site-nav-group::before {
    content: "";
    display: block;
    position: absolute;
     
    right: 15.5px;
    top: 50%;
    width: 7px; height: 7px;
    border-right: 2px solid var(--text-3);
    border-bottom: 2px solid var(--text-3);
    transform: translateY(-50%) rotate(-45deg);
    transition: transform .25s ease;
  }
  .site-nav-item.has-sub.is-expanded > .site-nav-link::before,
  .site-nav-item.has-sub.is-expanded > .site-nav-group::before {
    transform: translateY(-50%) rotate(45deg);
  }

   
  .wrap { padding: 0 16px; }
  .page { padding: 28px 16px 48px; }
  .section { padding: 40px 0; }
  .section + .section { padding-top: 0; }
  .pg-title { font-size: 24px; }
  .section-title { font-size: 19px; }

   
  .grid { grid-template-columns: 1fr; gap: 20px 16px; }
  .grid-2 { grid-template-columns: 1fr; }

   
  .post-page { padding: 0 0 48px; }
   
  .post-page .crumb-band,
  .cat-page .crumb-band { display: none; }
  .post-layout { grid-template-columns: 1fr; gap: 28px; padding-top: 32px; }
  .share-rail { position: static; flex-direction: row; justify-content: flex-start; }
  .article { padding: 0; }
  .article-title { font-size: 24px; }
  .article-body { font-size: 15px; line-height: 1.85; }

   
  .about-body { font-size: 15px; line-height: 1.85; }

   
  

  :root { --hero-h: 500px; --hero-overlap: 0px; }
   
  .hero-caption { left: 16px; right: 16px; }
  .hero-nav { left: 16px; right: 16px; bottom: 20px; }
   
  .hero-nav-title { display: none; }
  .hero-title { font-size: 23px; }
   
  .hero-btn { width: 36px; height: 28px; }
  .hero-btn-icon { width: 40px; }

   
  .bento { grid-template-columns: 1fr; grid-auto-rows: auto; margin-bottom: 16px; }
   
  .bento > .b-card, .bento > .b-card-lead { grid-column: auto; }
  .b-card-lead .b-card-title { font-size: 20px; }

  

  .section.news-overlap { padding-top: 0; }
  .news-title {
    display: block;
    margin: 0;
    padding: 20px 0 16px;
    font-size: 20px;
    font-weight: 700;
    line-height: 1.3;
    color: var(--ink);
  }

   
   
  .biz-body { grid-template-columns: 1fr; gap: 28px; }
  .connect-inner { grid-template-columns: 1fr; gap: 32px; padding: 24px 16px; }
  .connect-title { font-size: 24px; }
   
  .mission { grid-template-columns: 1fr; gap: 24px; }
   
  .mission-arrow img { width: 32px; }
  .mission-title { font-size: 24px; }
   
  .mission-visual { clip-path: none; }

   
  .pet-body.has-side { grid-template-columns: 1fr; gap: 28px; }
  .pet-side { position: static; flex-direction: row; }
  .qr-card { flex: 1; }

   
  .biz-items { grid-template-columns: repeat(2, 1fr); }
   
  .biz-item { padding: 10px 4px; }
  .biz-item-logo { width: 56px; height: 56px; }
  .biz-item-title { font-size: 15px; }
  .biz-item-intro { font-size: 12px; line-height: 1.7; }

   
  .biz-accordion {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 8px;
    height: auto;
    min-height: 0;
  }
  .biz-accordion .biz-panel,
  .biz-accordion .biz-panel.is-active {
    height: auto;
    aspect-ratio: 4 / 3;
    flex: none;
    cursor: pointer;
  }
   
  .biz-panel::before,
  .biz-panel:not(.is-active)::before {
    content: "";
    display: block;
    position: absolute;
    inset: 0;
    z-index: 1;
    background: rgba(10, 18, 24, .3);
  }
   
  .biz-panel-label,
  .biz-accordion .is-active .biz-panel-label {
    left: 12px;
    bottom: 12px;
    font-size: 15px;
    writing-mode: horizontal-tb;
  }

   
  .talent-band { padding: 72px 0 48px; margin-top: 8px; }
  .talent-title { font-size: 26px; }

   
  .media-hero-title { padding-left: 16px; }
  .hero-fallback { padding: 40px 16px; }
  .hero-fallback-slogan { font-size: 30px; }

  

   
  .download-list { grid-template-columns: repeat(2, minmax(0, 1fr)); }
   
  .site-foot-menu { grid-template-columns: repeat(2, 1fr); }

  

  .biz-modal { padding: 0; }
  .biz-modal-panel {
    width: 100%;
    height: 100%;          
    max-height: 100%;
    border-radius: 0;
    box-shadow: none;
  }
   
  .biz-modal-foot {
    position: sticky;
    bottom: 0;
    z-index: 1;
    margin-top: 22px;
    padding: 12px 0 14px;
    background: var(--card);
    box-shadow: 0 -1px 0 var(--line-soft);
  }
  

  .biz-modal.is-open .biz-modal-panel { animation: biz-panel-slide-in .26s cubic-bezier(.22, 1, .36, 1) both; }
  .biz-modal.is-closing .biz-modal-panel { animation: biz-panel-slide-out .2s ease both; }
  @keyframes biz-panel-slide-in { from { transform: translateY(100%); } to { transform: none; } }
  @keyframes biz-panel-slide-out { from { transform: none; } to { transform: translateY(100%); } }
}



@media (max-width: 640px) {
   
  .biz-modal-body { padding: 20px; }
  .biz-modal-head { padding: 16px 20px; }

   
  .about-vision-text { font-size: 20px; }

   
  .download-list { grid-template-columns: 1fr; }
  .download-item { min-height: 0; padding: 16px; }

   
  .site-foot-logo-mobile {
    display: block;
    margin-bottom: 16px;
  }
   
  .site-foot-top { display: none; }

  .site-foot-menu {
    grid-template-columns: 1fr;
    gap: 0;
    margin-bottom: 0;    
  }
   
  .foot-col { border-bottom: 0; }
   
  .site-foot,
  .site-foot a,
  .site-foot button,
  .foot-col-title {
    -webkit-tap-highlight-color: transparent;
  }
   
  .site-foot-bottom .foot-legal-extra { display: none; }
  .foot-col-title {
    position: relative;
    margin: 0;
    padding: 16px 26px 16px 0;
    font-size: 16px;
    font-weight: 600;
    color: var(--ink);
  }
   
  .foot-col:has(ul) .foot-col-title { cursor: pointer; }
  .foot-col-title a { color: inherit; }
   
  .foot-col:has(ul) .foot-col-title::after {
    content: "";
    position: absolute;
    right: 8px;
    top: 50%;
    width: 7px; height: 7px;
    border-right: 2px solid var(--text-3);
    border-bottom: 2px solid var(--text-3);
    transform: translateY(-50%) rotate(-45deg);
    transition: transform .25s ease;
  }
  .foot-col.is-expanded .foot-col-title::after {
    transform: translateY(-50%) rotate(45deg);
  }
   
  .foot-col ul {
    max-height: 0;
    overflow: hidden;
    padding-bottom: 0;
    visibility: hidden;
    transition: max-height .3s ease, padding-bottom .3s ease, visibility 0s linear .3s;
  }
  .foot-col.is-expanded ul {
    max-height: 400px;
    padding-bottom: 16px;
    visibility: visible;
    transition: max-height .3s ease, padding-bottom .3s ease, visibility 0s;
  }
}



@media (max-width: 480px) {
  .foot-col-title { padding-top: 15px; padding-bottom: 15px; }
}