/* ============================================
   SEED Systems - SP Stylesheet  max-width: 750px
   ============================================ */
   @media (max-width: 768px) {

  body { display: block; }

  /* SIDEBAR 非表示 */
  .sidebar { display: none !important; }
  .hide-sp{
    display: none;
  }
  /* ========== SP HEADER ========== */
  .sp-header {
    display: flex !important;
    position: fixed;
    top: 0; left: 0; right: 0;
    z-index: 2000;
    height: 56px;
    background: #1a1a1a;
    align-items: center;
    justify-content: space-between;
    padding: 0 16px;
  }
  .sp-header-logo img { width: 110px; height: auto; display: block; }

  .sp-hamburger {
    width: 44px; height: 44px;
    background: #FF6C00;
    border-radius: 4px;
    border: none;
    cursor: pointer;
    display: flex; flex-direction: column;
    align-items: center; justify-content: center;
    gap: 5px; flex-shrink: 0;
    -webkit-appearance: none;
  }
  .sp-hamburger span {
    display: block; width: 22px; height: 2px;
    background: #fff; border-radius: 2px;
    transition: all 0.3s;
  }
  .sp-hamburger.is-open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
  .sp-hamburger.is-open span:nth-child(2) { opacity: 0; transform: scaleX(0); }
  .sp-hamburger.is-open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

  /* ========== SP DRAWER ========== */
  .sp-drawer {
    display: block !important;
    position: fixed;
    top: 56px; left: 0; right: 0; bottom: 0;
    background: #1a1a1a;
    z-index: 1900;
    overflow-y: auto;
    padding: 24px 20px 40px;
    transform: translateX(100%);
    transition: transform 0.35s cubic-bezier(0.4, 0, 0.2, 1);
  }
  .sp-drawer.is-open { transform: translateX(0); }

  .sp-drawer .sidebar-nav { list-style: none; margin-bottom: 30px; }
  .sp-drawer .sidebar-nav li { width: 100%; margin: 0 0 2px; }
  .sp-drawer .sidebar-nav a {
    display: block; padding: 20px 0 10px;
    border-bottom: 1px solid #fff; text-decoration: none;
  }
  .sp-drawer .sidebar-nav a .nav-jp {
    font-size: 18px; font-weight: 500; color: #fff; display: block;
  }
  .sp-drawer .sidebar-nav a .nav-en {
    font-family: 'Montserrat', sans-serif; font-size: 10px;
    color: #FF6C00; display: block; margin-top: 2px; letter-spacing: 1px;
  }
  .sp-drawer .sidebar-nav a:hover .nav-jp,
  .sp-drawer .sidebar-nav a.active .nav-jp { color: #FF6C00; }

  .sp-drawer .sidebar-btn { margin-top: 24px; }
  .sp-drawer .sidebar-btn a {
    display: flex; align-items: center; gap: 8px;
    background: #fff; border: 1px solid #FF6C00;
    border-radius: 4px; padding: 10px 16px;
    text-decoration: none; margin-bottom: 10px;
    width: 100%; justify-content: center;
  }
  .sp-drawer .sidebar-btn .btn-icon {
    width: 28px; height: 28px;
    display: flex; align-items: center; justify-content: center;
    flex-shrink: 0; margin-right: 8px;
  }
  .sp-drawer .sidebar-btn .btn-text {
    font-size: 13px; color: #696969; line-height: 1.4; text-align: center;
  }
  .sp-drawer .sidebar-partner { margin-top: 30px; padding-top: 12px; }
  .sp-drawer .sidebar-partner-badge { width: 55%; margin: 0; }
  .sp-drawer .sidebar-partner-badge img { width: 100%; height: auto; }
  .sp-drawer .sidebar-copy { font-size: 13px; color: #fff; margin: 24px 0 0; width: 100%; }

  /* ========== MAIN ========== */
  .main {
    margin-left: 0;
    padding-top: 56px;
    background-image:
      linear-gradient(0deg, transparent calc(100% - 1px), #f0f0f0 calc(100% - 1px)),
      linear-gradient(90deg, transparent calc(100% - 1px), #f0f0f0 calc(100% - 1px));
    background-size: 16px 16px;
  }

  /* HERO */
  .hero { height: 100vh; height: auto; background-color: unset;}
  .hero video{position: relative; height: auto;}
  .scrolldown1 { left: 50%; bottom: 16px; }

  /* MISSION */
  .mission { display: block; padding: 40px 20px 36px; }
  .mission-body { margin-bottom: 28px; }
  .section-label.fs26 { font-size: 18px; margin-bottom: 10px; }
  .mission-title { font-size: 24px; line-height: 1.5; margin-bottom: 14px; }
  .mission-body p.body-text { font-size: 13px; margin-bottom: 22px; }
  .mission-btns { flex-direction: column; gap: 10px; }
  .mission-btns .btn-primary {
    width: 100%; font-size: 13px;
    justify-content: space-between;
    padding: 13px 18px; white-space: normal; text-align: left;
  }
  .mission-image img { width: 90%; max-width: 320px; margin: 0 auto; }

  /* SERVICE */
  .service { padding: 36px 0 36px; font-size: inherit; }
  .service > .section-label { font-size: 36px !important; margin-bottom: 20px; padding: 0 20px; }
  .service-grid { display: block; margin-top: 0; }
  .service .slick-list { padding-right: 15% !important; margin-left: 0 !important; }
  .service-card { border-radius: 9999px; margin: 0 20px; }
  .service-card-img img { width: calc(75% + 30px); margin: 14px auto 0; }
  .service-card-body { padding: 14px 20px 20px; }
  .service-card-title { font-size: 17px; line-height: 1.4 !important;height: 50px; }
  .service-card-text { font-size: 13px; margin-bottom: 8px;height: 85px; }
  .service-card-link { width: calc(100% + 40px); margin: 14px -20px 0; font-size: 12px; }

  /* MANUAL BANNER */
  .manual-banner { width: 92%; margin: 16px auto 0; display: block; }

  /* CASE STUDY */
  .case-study { padding: 40px 20px 50px; margin-top: 36px; }
  .case-study-header { flex-direction: column; align-items: flex-start; gap: 12px; margin-bottom: 8px; }
  .section-label.fs78 { font-size: 44px !important; margin-bottom: 0; }
  .case-study-desc { font-size: 12px; margin-bottom: 18px; }
  .case-study-header .btn-primary {
    font-size: 12px; width: auto; padding: 10px 16px; white-space: nowrap;
  }
  .slider .slick-list { padding-right: 18% !important; margin-left: -8px !important; }
  .case-card { margin: 0 6px; }
  .case-card-img { padding: 6px 6px 0; }
  .case-card-body { padding: 8px 10px 10px; }
  .case-card-title { font-size: 13px; margin-bottom: 6px; }
  .case-card-link { font-size: 12px; margin: 12px auto 10px; width: 80%; padding: 6px; }
  .slick-prev { display: none !important; }
  .slick-next { bottom: -20% !important; width: 20% !important; }

  /* CONTACT CTA */
  .contact-cta { padding: 36px 20px; }
  .contact-cta > p { font-size: 15px; line-height: 1.7; margin-bottom: 18px; }
  .contact-cta-box {
    flex-direction: column; align-items: stretch; gap: 16px;
    padding: 22px 18px; max-width: 100%;
  }
  .contact-tel { gap: 10px;justify-content: center; }
  .contact-tel-icon { width: 36px; height: 36px; flex-shrink: 0; }
  .contact-tel-number { font-size: 32px; }
  .contact-tel-hours { font-size: 11px; }
  .contact-cta-box .btn-primary {
    width: 100%; font-size: 14px; padding: 14px 18px;
    white-space: normal;justify-content: space-evenly;
  }

  /* FOOTER */
  footer { padding: 36px 20px 28px; }
  .footer-grid { display: block; gap: 0; margin-bottom: 0; }
  .footer-logo { justify-content: center; margin-bottom: 28px; }
  .footer-logo img { width: 130px; }
  .footer-col { margin-bottom: 22px; }
  .footer-col h4 { font-size: 12px; margin-bottom: 10px; }
  .footer-col ul li a { font-size: 12px; }

  /* PAGE HERO（下層ページ） */
  .page-hero { min-height: auto; padding: 0; }
  .page-hero img { width: 100%; height: auto; }

  /* ABOUT SECTION */
  .about-section { padding: 36px 20px 28px; }
  .section-label.fs60 { font-size: 38px !important; margin-bottom: 28px; }
  /*.about-content { display: block !important; grid-template-columns: none !important; }*/
.about-content { display: flex !important; flex-direction: column; grid-template-columns: none !important; }
  .about-message-label { font-size: 20px; margin-bottom: 12px; }
  .about-text { font-size: 14px; line-height: 1.9; margin-bottom: 14px; }
  .about-image { width: 100%; margin-top: 22px; }
  .about-image img { width: 100%; border-radius: 4px; }

  /* OUTLINE TABLE */
  .outline-section { padding: 36px 20px 28px; }
  .outline-table th {
    width: 90px; font-size: 13px;
    padding: 14px 8px 14px 0;
    white-space: normal; text-align: left !important;
  }
  .outline-table td { font-size: 13px; padding: 14px 0 14px 10px; line-height: 1.7; }

  /* ACCESS */
  .access-section { padding: 36px 20px 28px; }
  .access-notice { font-size: 13px; margin-bottom: 16px; line-height: 1.7; }
  .access-map { height: 240px; border-radius: 4px; margin-bottom: 16px; }
  .access-legend { flex-direction: column; gap: 10px; }
  .access-legend-item { font-size: 13px; }
  .access-legend-item img { width: 18px !important; }

  /* PRIVACY POLICY */
  .pp_content { padding: 28px 20px 40px; margin-bottom: 40px; }
  .pp_content_detail { margin-bottom: 36px; }
  .pp_content ol { margin-left: 20px; font-size: 14px; }
  .pp_content ol li { margin-bottom: 16px; line-height: 1.9; }
  .aim_note { font-size: 14px; margin-bottom: 20px; line-height: 1.9; }
  .aim ol li { margin-bottom: 20px; }
  .aim ul li { font-size: 13px; line-height: 1.7; }

  /* CONTACT DETAIL */
  .contact_detail { padding: 0 20px 40px; }

} /* end @media */
@media (min-width: 769px) {
  .hide-pc{
    display: none;
  }
}