.site-header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100px;
    background: #fff;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.08);
    z-index: 800;
}

.header-inner {
    max-width: 1620px;
    height: 100%;
    margin: 0 auto;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 24px;
}

.logo img {
    display: block;
    height: 50px;
}

.gnb ul {
    display: flex;
    align-items: center;
    gap: 70px;
    font-size: 20px;
    font-weight: 500;
    color: #222;
}

.header-call {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 28px;
    font-weight: 400;
    color: #FF5A00;
}

.header-call span {
}

.header-call strong {
    font-weight: 900;
}

.header-call img {
    width: 35px;
    height: 35px;
}

.nav-toggle {
    display: none;
    align-items: center;
    justify-content: center;
    gap: 6px;
    width: 46px;
    height: 46px;
    margin-left: auto;
    border-radius: 50%;
    background: #f6f6f6;
    border: 1px solid #ededed;
    cursor: pointer;
}

.nav-toggle__line {
    width: 22px;
    height: 2px;
    background: #222;
    border-radius: 999px;
    transition: transform 0.25s ease, opacity 0.2s ease;
}

.nav-toggle__line:nth-child(2) {
    width: 18px;
}

.mobile-nav {
    display: none;
    position: fixed;
    left: 0;
    right: 0;
    top: 100px;
    background: #fff;
    border-bottom: 1px solid #ededed;
    box-shadow: 0 12px 26px rgba(0, 0, 0, 0.12);
    transform: translateY(-8px);
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.25s ease, transform 0.25s ease;
    z-index: 950;
}

.mobile-nav ul {
    display: flex;
    flex-direction: column;
    gap: 10px;
    padding: 20px 24px 26px;
    font-size: 18px;
    font-weight: 600;
    color: #222;
}

.mobile-nav li {
    border-bottom: 1px solid #f0f0f0;
}

.mobile-nav li:last-child {
    border-bottom: 0;
}

.mobile-nav a {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 12px 0;
}

body.nav-open .nav-toggle__line:nth-child(1) {
    transform: translateY(8px) rotate(45deg);
}

body.nav-open .nav-toggle__line:nth-child(2) {
    opacity: 0;
}

body.nav-open .nav-toggle__line:nth-child(3) {
    transform: translateY(-8px) rotate(-45deg);
}

body.nav-open .mobile-nav {
    opacity: 1;
    transform: translateY(0);
    pointer-events: auto;
}

.quick-menu {
    position: fixed;
    right: 20px;
    top: 50%;
    transform: translateY(-50%);
    width: 100px;
    background: #fff;
    border-radius: 51px;
    box-shadow: 0 8px 20px rgba(0, 0, 0, 0.2);
    z-index: 900;
}

.quick-menu ul {
    display: flex;
    flex-direction: column;
    align-items: center;
    padding: 40px 0;
}

.quick-menu li + li {
    border-top: 1px solid #e6e6e6;
}

.quick-menu a {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 5px;
    padding: 15px 0;
    font-size: 15px;
    font-weight: 600;
    color: #333;
    text-align: center;
}

.quick-menu img {
    width: 45px;
    height: 45px;
}

@media (max-width: 1620px) {
    .header-inner {
        padding: 0 24px;
    }

    .quick-menu {
        right: 24px;
    }
}

@media (max-width: 1400px) {
    .site-header {
        height: 92px;
    }

    .gnb ul {
        gap: 48px;
        font-size: 18px;
    }

    .header-call {
        gap: 8px;
        font-size: 22px;
    }

    .header-call img {
        width: 30px;
        height: 30px;
    }

    .quick-menu {
        width: 90px;
        border-radius: 45px;
    }

    .quick-menu ul {
        padding: 32px 0;
    }

    .quick-menu a {
        font-size: 14px;
    }

    .quick-menu img {
        width: 38px;
        height: 38px;
    }
}

@media (max-width: 1200px) {
    .site-header {
        height: 88px;
    }

    .gnb ul {
        gap: 34px;
        font-size: 17px;
    }

    .header-call {
        font-size: 20px;
    }

    .header-call img {
        width: 28px;
        height: 28px;
    }
}

@media (max-width: 1024px) {
    .gnb ul {
        gap: 24px;
        font-size: 16px;
    }

    .header-call {
        font-size: 16px;
    }
}

@media (max-width: 900px) {
    .header-inner {
        gap: 16px;
    }

    .header-call {
        font-size: 16px;
    }

    .header-call img {
        width: 22px;
        height: 22px;
    }
}

@media (max-width: 768px) {
    .site-header {
        height: 72px;
    }

    .logo img {
        height: 36px;
    }

    .gnb {
        display: none;
    }

    .nav-toggle {
        display: inline-flex;
        flex-direction: column;
        width: 42px;
        height: 42px;
        margin-left: 0;
        order: 3;
    }

    .mobile-nav {
        display: block;
        top: 72px;
    }

    body.nav-open {
        overflow: hidden;
    }

    .header-call {
        font-size: 14px;
        gap: 6px;
        order: 2;
        margin-left: auto;
    }

    .header-call img {
        width: 22px;
        height: 22px;
    }

    .quick-menu {
        right: 16px;
        width: 72px;
        border-radius: 36px;
    }

    .quick-menu img {
        width: 30px;
        height: 30px;
    }
}

@media (max-width: 640px) {
    .site-header {
        height: 64px;
    }

    .logo img {
        height: 32px;
    }

    .nav-toggle {
        width: 38px;
        height: 38px;
    }

    .nav-toggle__line {
        width: 18px;
    }

    .nav-toggle__line:nth-child(2) {
        width: 14px;
    }

    .mobile-nav {
        top: 64px;
    }

    .mobile-nav ul {
        padding: 18px 18px 22px;
        font-size: 16px;
    }

    .header-call {
        font-size: 12px;
    }

    .header-call img {
        width: 18px;
        height: 18px;
    }

    .quick-menu {
        right: 10px;
        width: 64px;
        border-radius: 32px;
    }

    .quick-menu ul {
        padding: 24px 0;
    }

    .quick-menu a {
        padding: 10px 0;
        font-size: 12px;
    }

    .quick-menu img {
        width: 24px;
        height: 24px;
    }
}

@media (max-width: 500px) {
    .site-header {
        height: 58px;
    }

    .header-inner {
        gap: 12px;
    }

    .nav-toggle {
        width: 34px;
        height: 34px;
    }

    .nav-toggle__line {
        width: 16px;
    }

    .nav-toggle__line:nth-child(2) {
        width: 12px;
    }

    .mobile-nav {
        top: 58px;
    }

    .mobile-nav ul {
        padding: 16px 16px 20px;
        font-size: 15px;
    }

    .logo img {
        height: 28px;
    }

    .header-call {
        font-size: 11px;
    }

    .header-call span {
        display: none;
    }

    .header-call img {
        width: 16px;
        height: 16px;
    }

    .quick-menu {
        position: fixed;
        left: 0;
        right: 0;
        bottom: 0;
        top: auto;
        transform: none;
        width: 100%;
        border-radius: 0;
        box-shadow: 0 -6px 18px rgba(0, 0, 0, 0.18);
    }

    .quick-menu ul {
        flex-direction: row;
        justify-content: space-around;
        padding: 10px 6px;
    }

    .quick-menu li {
        width: calc(100% / 5);
    }

    .quick-menu li + li {
        border-top: 0;
        border-left: 1px solid #e6e6e6;
    }

    .quick-menu a {
        gap: 4px;
        padding: 6px 4px;
        font-size: 11px;
    }
}