header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    background: rgba(255, 255, 255, 0.7);
    z-index: 100;
    height: 85px;
}
header:after {
    content: "";
    display: block;
    clear: both;
}
header .inner {
    width: 100%;
    margin: 0 auto;
    padding: 0 30px;
}
header img {
    float: left;
    font-size: 16px;
    line-height: 50px;
    color: #fff;
}
header img {
    vertical-align: middle;
}
@media screen and (max-width: 834px) {
    header .inner {
        padding: 0;
    }
    header img {
        padding: 0 0 0 10px;
    }
}
/*================================================
 *  グローバルナビゲーション
 ================================================*/
#navi {
    transition: all 0.4s;
    z-index: 100;
    background-color: rgba(255, 255, 255, 0.8);
    top: 0;
    left: 0;
    width: 100%;
    position: fixed;
    padding: 0 15px;
}
#navi input {
    display: none;
}
#navi img {
    float: left;
    vertical-align: middle;
    margin-top: 8px;
    transition: all 0.4s;
    height: 75px;
    object-fit: cover;
}
#navi .menu {
    float: right;
    transition: all 0.4s;
}
#navi ul.menu {
    margin-bottom: 0;
}
#navi a {
    text-decoration: none;
}
#navi .menu .menu-parent {
    float: left;
    /*  margin: 0px 30px 0px 0px; */
    padding: 30px 0px 0px 0px;
    height: 85px;
    line-height: 1.3em;
    font-size: 16px;
    transition: all 0.4s;
    white-space: nowrap;
    width: 135px;
    text-align: center;
}
#navi .menu .menu-parent:last-child {
    margin-right: 0px;
    transition: all 0.4s;
}
#navi .menu .menu-parent span {
    display: block;
    font-size: 80%;
}
#menu-navibtn {
    display: none;
    cursor: pointer;
}
#openmenu {
    font-weight: bold;
}
#navibtn-close {
    display: none;
}
.sp-accordion-toggle {
    display: none;
}
.sp-only-menu {
    display: none;
}
.sp-logo {
    display: none;
}
@media (min-width: 1251px) {
    .pc-logo {
        display: block;
    }
    .sp-logo {
        display: none;
    }
  }
@media (min-width: 834px) and (max-width: 1250px) {
    .pc-logo {
        display: none;
    }
    .sp-logo {
        display: block;
    }
  }
@media (min-width: 400px) and (max-width: 833px) {
    .pc-logo {
        display: block;
    }
    .sp-logo {
        display: none;
    }
  }
@media screen and (max-width: 399px) {
    .pc-logo {
        display: none;
    }
    .sp-logo {
        display: block;
    }
}
@media screen and (max-width: 1024px) {
    #navi .menu .menu-parent {
        padding: 30px 0px 0px 0px;
        height: 85px;
        width: 108px;
    }
}
@media screen and (max-width: 834px) {
    #menu-navibtn {
        display: none;
    }
    /*================================================
     *  SP Fullscreen Menu Overlay
     ================================================*/
    #navi {
        height: 65px;
    }
    #navi img {
        float: none;
        line-height: 60px;
        font-size: 16px;
        margin-bottom: 0;
        margin-top: 6px !important;
        height: 60px;
    }
    #navi ul.menu {
        margin-bottom: 0;
    }
    #navi .menu {
        display: none;
    }
    /* Menu open state — fullscreen overlay */
    #menu-navibtn:checked ~ #navi {
        position: fixed;
        top: 0;
        left: 0;
        width: 100%;
        height: 100%;
        overflow-y: auto;
        overflow-x: hidden;
        background-color: #fff;
        z-index: 100;
    }
    #menu-navibtn:checked ~ #navi .menu {
        display: block;
        float: none;
        padding: 0;
        margin: 0;
    }
    /* Hide hamburger when menu is open */
    #menu-navibtn:checked ~ #navi #navibtn {
        display: none;
    }
    /* Show close button when menu is open */
    #menu-navibtn:checked ~ #navi #navibtn-close {
        display: block;
        position: absolute;
        top: 18px;
        right: 20px;
        cursor: pointer;
        z-index: 101;
        padding: 4px;
    }
    /* Body scroll lock */
    body.menu-open {
        overflow: hidden;
    }
    /*================================================
     *  Menu Items — SP
     ================================================*/
    #navi .menu .menu-parent {
        float: none;
        height: auto;
        width: 100%;
        padding: 0;
        text-align: left;
        white-space: normal;
        list-style: none;
    }
    #navi .menu .menu-parent > .ib,
    #navi .menu .menu-parent > .menu-parent-row > .ib {
        display: block;
        padding: 22px 28px;
        font-size: 20px;
        font-weight: 700;
        color: #333;
        letter-spacing: 1px;
        line-height: 1.4;
        text-decoration: none;
    }
    /* Hide English subtitles on SP */
    #navi .menu .menu-parent span {
        display: none;
    }
    /* Dividers between items */
    #navi .menu .menu-parent {
        border-bottom: none;
    }
    #navi .menu .menu-parent::after {
        content: "";
        display: block;
        border-bottom: 1px solid #e0e0e0;
    }
    #navi .menu .menu-parent:last-child::after {
        border-bottom: none;
    }
    /* Accordion parent: row border handles separation, so hide the container ::after */
    #navi .menu .menu-parent-accordion::after {
        border-bottom: none;
    }
    /*================================================
     *  Chevron & External Link Icons — SP
     ================================================*/
    /* Chevron for internal links */
    #navi .menu .menu-parent > .ib {
        position: relative;
        padding-right: 48px;
    }
    #navi .menu .menu-parent > .ib::after {
        content: "";
        position: absolute;
        right: 28px;
        top: 50%;
        width: 8px;
        height: 8px;
        border-right: 1.5px solid #999;
        border-bottom: 1.5px solid #999;
        transform: translateY(-50%) rotate(-45deg);
    }
    /* External link icon */
    #navi .menu .menu-parent-external > .ib::after {
        content: "";
        position: absolute;
        right: 28px;
        top: 50%;
        width: 12px;
        height: 12px;
        transform: translateY(-50%);
        background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='14' height='14' viewBox='0 0 14 14' fill='none'%3E%3Cpath d='M2 12L12 2M12 2H5M12 2V9' stroke='%23999' stroke-width='1.5'/%3E%3C/svg%3E");
        background-size: contain;
        background-repeat: no-repeat;
        border: none;
    }
    /*================================================
     *  Accordion — Business parent row — SP
     ================================================*/
    .menu-parent-row {
        display: flex;
        align-items: center;
        border-bottom: 1px solid #e0e0e0;
    }
    .menu-parent-row > .ib {
        flex: 1;
        position: relative;
    }
    /* Chevron on accordion parent link */
    #navi .menu .menu-parent-accordion > .menu-parent-row > .ib {
        padding-right: 48px;
    }
    #navi .menu .menu-parent-accordion > .menu-parent-row > .ib::after {
        content: "";
        position: absolute;
        right: 28px;
        top: 50%;
        width: 8px;
        height: 8px;
        border-right: 1.5px solid #999;
        border-bottom: 1.5px solid #999;
        transform: translateY(-50%) rotate(-45deg);
    }
    /* Vertical separator line */
    .sp-accordion-toggle {
        display: flex;
        align-items: center;
        justify-content: center;
        width: 56px;
        height: 100%;
        min-height: 64px;
        background: none;
        border: none;
        border-left: 1px solid #e0e0e0;
        cursor: pointer;
        padding: 0;
        flex-shrink: 0;
    }
    .sp-accordion-toggle .sp-accordion-v {
        transition: transform 0.3s ease, opacity 0.3s ease;
    }
    .sp-accordion-toggle[aria-expanded="true"] .sp-accordion-v {
        transform: scaleY(0);
        opacity: 0;
    }
    /*================================================
     *  Accordion Sub-items — SP
     ================================================*/
    .menu-child-wrapper {
        display: none;
        overflow: hidden;
    }
    #navi .menu-parent .menu-child {
        position: relative;
        visibility: visible;
        opacity: 1;
        top: 0;
        left: auto;
        margin-left: auto;
        margin-bottom: 0;
        width: auto;
        background: transparent;
        padding: 0;
    }
    #navi .menu-child li {
        line-height: 1.4;
        font-size: 15px;
        border-bottom: 1px solid #e0e0e0;
        list-style: none;
    }
    #navi .menu-child li a {
        display: block;
        padding: 18px 28px 18px 48px;
        color: #555;
        text-decoration: none;
        position: relative;
        font-weight: 400;
    }
    #navi .menu-child li a::after {
        content: "";
        position: absolute;
        right: 28px;
        top: 50%;
        width: 8px;
        height: 8px;
        border-right: 1.5px solid #999;
        border-bottom: 1.5px solid #999;
        transform: translateY(-50%) rotate(-45deg);
    }
    #navi .menu-child .menu-child-top {
        position: relative;
        text-align: left;
    }
    #navi .menu-child .menu-child-top::before {
        border: none;
    }
    /*================================================
     *  Hamburger Button — SP (existing, unchanged)
     ================================================*/
    #navi #navibtn {
        display: block;
        position: absolute;
        top: 10px;
        right: 15px;
    }
    #navi #navibtn span {
        display: block;
        width: 40px;
        height: 40px;
        background-color: #1b933b;
    }
    #navibtn span span {
        display: block;
        overflow: hidden;
        width: 1px;
        height: 1px;
    }
    #navibtn span span::before,
    #navibtn span span::after,
    #navibtn span::after {
        position: absolute;
        left: 10px;
        content: "";
        width: 20px;
        height: 3px;
        background-color: #fff;
        transition: 0.2s;
    }
    /* 上の棒 */
    #navibtn span span::before {
        top: 10px;
    }
    #menu-navibtn:checked ~ #navi label#navibtn span span::before {
        top: 19px;
        transform: rotate(-45deg);
        -webkit-transform: rotate(-45deg);
    }
    /* 下の棒 */
    #navibtn span::after {
        bottom: 10px;
    }
    #menu-navibtn:checked ~ #navi label#navibtn > span::after {
        bottom: 18px;
        transform: rotate(-135deg);
        -webkit-transform: rotate(-135deg);
    }
    /* 中の棒 */
    #navibtn span span::after {
        top: 18px;
    }
    #menu-navibtn:checked ~ #navi label#navibtn span span::after {
        display: none;
    }
    /*================================================
     *  PC/SP Toggle
     ================================================*/
    .pc-only-menu {
        display: none !important;
    }
    .sp-only-menu {
        display: list-item !important;
    }
    /* Hide unused elements on SP */
    #navi ul > li .pd {
        display: none;
    }
    #navi ul {
        float: none;
    }
}
/* ドロップダウンメニュー */
.menu-parent {
    position: relative;
}
.menu-parent .menu-child {
    visibility: hidden;
    opacity: 0;
    z-index: 1;
    position: absolute;
    top: 100px;
    left: 35%;
    margin-left: -80px;
    width: 260px;
    background: #8f8f8f;
    padding: 0;
}
@media screen and (min-width: 834px) {
    .menu-parent:first-child .menu-child,
    .menu-parent:nth-child(2) .menu-child {
        width: 310px;
        margin-left: -130px;
    }
    .menu-parent:hover .menu-child {
        top: 85px;
        visibility: visible;
        transition: all 0.8s;
        opacity: 1;
    }
}
/* ドロップダウン子メニュー（PC専用） */
@media screen and (min-width: 834px) {
    #navi .menu-child li {
        line-height: 30px;
        font-size: 14px;
        border-bottom: 1px solid #ddd;
    }
    #navi .menu-child li:last-child {
        border: none;
    }
    #navi .menu-child li a {
        display: block;
        padding: 10px 0px 10px 20px;
        color: #fff;
    }
    #navi .menu-child li a:hover {
        background-color: #1b933b;
    }
    #navi .menu-child .menu-child-top {
        text-align: start;
    }
}