:root {
  --primary-red: #CF131B;
  --primary-orange: #F4A14C;
  --text-color: #000;
  --white: #FFFFFF;
  --light-gray: #D9D9D9;
  --dark-gray: #505050;
  --red-grad: linear-gradient(180deg , #F4A14C 0%, #CF131B 100%);

  --ttl-fontSize: 2.625rem;;
  --ttl-fontSizeSP: 2rem;;
  --ttl-fontWeight: 700;
  --ttl-lineHeight: 1;

  --font-Ssize: 1rem;
  --font-XSsize:  0.875rem;

  --table-border:#D9D9D9;
  --table-bg:#F1F1F1;


  --content-marginTop-pc: 6.25rem;
  --content-marginTop-sp: 1.91rem;

  --header-height: 5.2rem;

      
  --footer-marginTop-pc:20rem;
  --footer-marginTop-sp:4rem;
}
  
  .header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    background-color: var(--white);
    z-index: 1000;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
    height: var(--header-height);
  }
  
  .header-content {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0;
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 100%;
  }

  .logo img {
    height: auto;
  }
  
  .nav-pc {
    display: block;
    height: 100%;
  }
  
  .nav-list {
    display: flex;
    gap: 2rem;
    list-style: none;
    height: 100%;
  }
  html[lang="en"] .nav-list {
    gap: 3rem;
  }
  
  .nav-list li {
    height: 100%;
  }
  .nav-list a {
    display: block;
    padding: 1.8rem 0;
    color: var(--text-color);
    font-weight: 500;
    font-size: var(--font-Ssize);
    transition: color 0.3s ease;
    height: 100%;
  }
  
  .nav-list a:hover {
    color: var(--primary-red);
  }
  
  /* ドロップダウンメニュー */
  .has-dropdown {
    position: relative;
  }
  
  .nav-list a.dropdown-trigger {
    position: relative;
    /* padding-right: 1.2em; */
    display: flex;
    align-items: center;
    column-gap: .6rem;
  }
  
  .dropdown-trigger::after {
    content: '';
    position: absolute;
    right: -18%;
    top: 50%;
    width: 6px;
    height: 6px;
    border-right: 2px solid var(--text-color);
    border-bottom: 2px solid var(--text-color);
    transform: translateY(-75%) rotate(45deg);
    transition: transform 0.3s ease;
  }
  
  .has-dropdown:hover .dropdown-trigger::after {
    transform: translateY(-25%) rotate(-135deg);
  }
  
  .dropdown-menu {
    position: absolute;
    top: 80%;
    left: -1rem;
    background: rgba(255,255,255,0.9);
    min-width: 180px;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
    opacity: 0;
    visibility: hidden;
    transform: translateY(30px);
    transition: all 0.3s ease;
  }

  html[lang="en"] .dropdown-menu {
    min-width: 220px;
  }

  .nav-list .dropdown-menu a  {
    padding: .3rem 0;
  }
  
  .has-dropdown:hover .dropdown-menu {
    opacity: 1;
    visibility: visible;
    transform: translateY(15px);
  }
  
  .dropdown-menu ul {
    list-style: none;
  }

  .dropdown-menu li {
    border-bottom: solid 1px #707070;
    position: relative;
    margin: 0 .5rem;
    padding: .4rem;
    display: flex;
    align-items: center;
    justify-content: space-between;
  }

  .dropdown-menu li:last-child {
    border-bottom: none;
  }

  .dropdown-menu li::after {
    content: "";
    background: url('../img/common/dropMenu-arrow-l.svg') no-repeat;
    background-position: center;
    background-size: contain;
    width: .7rem;
    height: .7rem;
  }
  
  .dropdown-menu a {
    display: block;
    white-space: nowrap;
  }
  
  .dropdown-menu li:hover a {
    background: var(--gray-light);
  }
  .dropdown-menu li:hover::after {
    content: "";
    background: url('../img/common/dropMenu-arrow-r.svg') no-repeat;
    background-position: center;
    background-size: contain;
    width: .7rem;
    height: .7rem;
  }

  .lang-btn {
    display: flex;
    align-items: center;
    justify-content: flex-start;
    column-gap: .3rem;
  }
  
  /* ハンバーガーメニュー */
  .menu-button {
    display: none;
    background: none;
    border: none;
    cursor: pointer;
    padding: 0.5rem;
    position: relative;
    width: 30px;
    height: 20px;
  }
  
  .menu-button span {
    display: block;
    width: 100%;
    height: 2px;
    background-color: var(--dark-gray);
    position: absolute;
    left: 0;
    transition: all 0.3s ease;
  }
  
  .menu-button span:nth-child(1) {
    top: 0;
  }
  
  .menu-button span:nth-child(2) {
    top: 50%;
    transform: translateY(-50%);
  }
  
  .menu-button span:nth-child(3) {
    bottom: 0;
  }
  
  .menu-button.active span:nth-child(1) {
    top: 50%;
    transform: translateY(-50%) rotate(45deg);
  }
  
  .menu-button.active span:nth-child(2) {
    opacity: 0;
  }
  
  .menu-button.active span:nth-child(3) {
    bottom: 50%;
    transform: translateY(50%) rotate(-45deg);
  }
  
  .nav-sp {
    position: fixed;
    top: var(--header-height);
    left: 0;
    width: 100%;
    height: 100vh;
    background-color: var(--white);
    z-index: 999;
    overflow-y: auto;
    opacity: 0;
    visibility: hidden;
    transform: translateY(-10px);
    transition: opacity 0.3s ease, visibility 0.3s ease, transform 0.3s ease;
  }
  
  .nav-sp.active {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
  }
  
  .nav-sp-list {
    list-style: none;
    padding: 2rem;
  }
  
  .nav-sp-list li {
    border-bottom: solid 1px var(--light-gray);
  }
  .nav-sp-list li:last-child {
    border-bottom: none;
  }



  .nav-sp-list a {
    text-decoration: none;
    color: var(--text-color);
    display: inline-block;
    padding: 1.31rem 0;
  }

  .nav-sp-list a.contact-button {
    padding: 0.8rem 2rem;
    color: var(--primary-red);
  }
  
  .accordion-button {
    width: 100%;
    text-align: left;
    background: none;
    border: none;
    padding: 1.25rem 0;
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
  }
  
  .accordion-button::after {
    content: '';
    background: url('../img/common/ham-menu-arrow.svg') no-repeat;
    background-position: center;
    background-size:contain ;
    width: 0.875rem;
    height: 0.4375rem;
    transform: rotate(0deg);
    transition: transform 0.3s ease;
  }
  
  .accordion-button.active::after {
    transform: rotate(-180deg);
  }
  
  .submenu {
    display: none;
    list-style: none;
  }
  
  .submenu.active {
    display: block;
  }

  .submenu li {
    border-bottom: none;
  }

  .submenu li a {
    padding: .62rem;
    color: var(--dark-gray);
    font-size: var(--font-XSsize);
    display: flex;
    align-items: center;
    justify-content: flex-start;
    column-gap: .2rem;
  }
  .submenu li a::before {
    content: "";
    background: var(--dark-gray);
    width: .4rem;
    height: 1.3px;
  }
  .submenu li a:first-child {
    padding-top: 0;
  }
  .submenu li a:last-child {
    padding-bottom: 1.25rem;
  }

  .btn-wrap {
    display: flex;
    justify-content: center;
    justify-content: center;
    margin-top: 3rem;
  }
  
  .contact-button {
    display: inline-block;
    background-color: var(--white);
    color: var(--primary-red) ;
    border: 1px solid var(--primary-red);
    border-radius: 100px;
    padding: 0.8rem 2rem;
    text-align: center;
    transition: all 0.3s ease;

  }
  .contact-button.yellow {
    color: var(--primary-orange);
    border: 1px solid var(--primary-orange);
  }

  .contact-button.yellow:hover {
    background-color: var(--primary-orange);
    color: var(--white);
  }

  .contact-button span {
    display: flex;
    align-items: center;
    justify-content: center;
    column-gap: .62rem;
  }

  .contact-button.pdf {
    padding: 1.1rem 2.2rem;
  }
  .contact-button.pdf span {
    font-weight: 700;
    line-height: 1.3;
  }

  .contact-button span::before{
    content: "";
    background: url('../img/common/mail-r.svg')no-repeat;
    background-position: center;
    width: 1.5625rem;
    height: 1.5625rem;
    background-size:contain ;
  }

  .contact-button.pdf span::before {
    content: "";
    background: url('../img/common/icon-pdf.svg')no-repeat;
    background-position: center;
    width: 1.5625rem;
    height: 1.5625rem;
    background-size:contain ;
  }

  .contact-button.yellow.pdf span::before {
    content: "";
    background: url('../img/common/icon-pdf-y.svg')no-repeat;
    background-position: center;
    width: 1.5625rem;
    height: 1.5625rem;
    background-size:contain ;
  }
  
  .contact-button:hover {
    background-color: var(--primary-red);
    color: var(--white) !important;
  }

  .contact-button:hover span::before {
    background: url('../img/common/mail-w.svg')no-repeat;
    background-position: center;
    width: 1.5625rem;
    height: 1.5625rem;
    background-size:contain ;
  }
  .contact-button.pdf:hover span::before {
    background: url('../img/common/icon-pdf-w.svg')no-repeat;
    background-position: center;
    width: 1.5625rem;
    height: 1.5625rem;
    background-size:contain ;
  }



  @media (max-width: 1200px) {
    .header-content {
      padding: 0 1rem;
    }
  }

  @media (max-width: 1024px) {
    .nav-pc {
      display: none;
    }
  
    .menu-button {
      display: block;
    }
  
  }
  
  @media (max-width: 768px) {

    .header-content {
      padding: 1.15rem 1.25rem;
    }

    .nav-sp-list {
        padding:2rem 2.8rem 2rem;
    }
  
    .logo img {
      width: 180px;
    }

    .contact-button span {
      text-align: left;
    }

  }