/* Layout Wrappers */
.container {
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 0 40px;
}

/* Header Component */
.site-header {
    background-color: var(--color-white);
    border-bottom: 1px solid var(--color-gray-border);
    position: sticky;
    top: 0;
    z-index: 100;
}
.header-inner {
    height: 80px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 28px;
    position: relative;
}
.header-logo {
    flex-shrink: 0;
    font-family: var(--font-serif);
    font-size: 24px;
    font-weight: 700;
    letter-spacing: 0.05em;
}
.header-nav {
    flex: 1;
}
.header-nav .nav-list {
    display: flex;
    justify-content: center;
    gap: 32px;
}
.header-nav .nav-link {
    font-size: 15px;
    font-weight: 500;
    color: var(--color-gray-dark);
    position: relative;
    padding: 8px 0;
}
.header-nav .nav-link:hover {
    color: var(--color-black);
}
.header-util {
    display: flex;
    align-items: center;
    gap: 20px;
    flex-shrink: 0;
}
.search-box {
    position: relative;
    width: 200px;
}
.search-input {
    width: 100%;
    height: 36px;
    border-bottom: 1px solid var(--color-black);
    font-size: 14px;
    padding-right: 28px;
}
.search-btn {
    position: absolute;
    right: 0;
    top: 50%;
    transform: translateY(-50%);
    width: 28px;
    height: 28px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: background-color 0.2s ease, color 0.2s ease;
}
.search-btn:hover,
.search-btn:focus-visible {
    background-color: var(--color-black);
    color: var(--color-white);
}
.search-btn:focus-visible {
    outline: 2px solid var(--color-brown-light);
    outline-offset: 2px;
}
.util-icon-list {
    display: flex;
    gap: 16px;
}
.util-icon-link {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 24px;
    height: 24px;
    border-radius: 50%;
    transition: background-color 0.2s ease, color 0.2s ease, transform 0.2s ease;
}
.util-icon-link:hover,
.util-icon-link:focus-visible {
    background-color: var(--color-black);
    color: var(--color-white);
    transform: translateY(-2px);
}
.util-icon-link:focus-visible {
    outline: 2px solid var(--color-brown-light);
    outline-offset: 3px;
}
.mobile-menu-btn {
    display: none;
    flex-shrink: 0;
    width: 40px;
    height: 40px;
    align-items: center;
    justify-content: center;
    border-radius: 4px;
    transition: background-color 0.2s ease, color 0.2s ease, transform 0.2s ease;
}
.mobile-menu-btn:hover,
.mobile-menu-btn:focus-visible {
    background-color: var(--color-black);
    color: var(--color-white);
    transform: translateY(-2px);
}
.mobile-menu-btn:focus-visible {
    outline: 2px solid var(--color-brown-light);
    outline-offset: 3px;
}
.mobile-menu-btn .material-symbols-outlined,
.util-icon-link .material-symbols-outlined,
.search-btn .material-symbols-outlined {
    font-size: 24px;
}

/* Footer Component */
.site-footer {
    background-color: #2A2624; /* 시안 하단의 어두운 브라운 딥 그레이 */
    color: #A8A29D;
    padding: 60px 0 40px 0;
    margin-top: 120px;
    font-size: 14px;
}
.footer-inner {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 2fr;
    gap: 40px;
    padding-bottom: 40px;
    border-bottom: 1px solid #3E3835;
}
.footer-info .footer-logo {
    font-family: var(--font-serif);
    font-size: 20px;
    font-weight: 700;
    color: var(--color-white);
    margin-bottom: 16px;
}
.footer-title {
    color: var(--color-white);
    font-weight: 600;
    margin-bottom: 16px;
}
.footer-links li {
    margin-bottom: 8px;
}
.footer-links a:hover {
    color: var(--color-white);
}
.footer-contact .phone {
    font-size: 20px;
    font-weight: 700;
    color: var(--color-white);
    margin-bottom: 8px;
}
.footer-bottom {
    padding-top: 30px;
    display: flex;
    justify-content: space-between;
    font-size: 12px;
}

/* Responsive (Mobile-first fallback / PC 우선 대응 처리) */
@media (max-width: 1280px) {
    .header-inner { gap: 20px; }
    .header-nav .nav-list { gap: 22px; }
    .search-box { width: 160px; }
}
@media (max-width: 1024px) {
    .header-inner {
        height: 68px;
    }
    .header-logo {
        font-size: 22px;
    }
    .mobile-menu-btn {
        display: flex;
        order: 3;
    }
    .header-nav {
        position: absolute;
        top: 100%;
        left: 40px;
        right: 40px;
        flex: none;
        max-height: 0;
        overflow: hidden;
        opacity: 0;
        pointer-events: none;
        background-color: var(--color-white);
        border: 1px solid var(--color-gray-border);
        border-top: none;
        box-shadow: 0 14px 30px rgba(0, 0, 0, 0.08);
        transition: max-height 0.25s ease, opacity 0.2s ease;
    }
    .site-header.is-menu-open .header-nav {
        max-height: 420px;
        opacity: 1;
        pointer-events: auto;
    }
    .header-nav .nav-list {
        display: block;
        padding: 12px 0;
    }
    .header-nav .nav-link {
        display: block;
        padding: 14px 20px;
        font-size: 16px;
    }
    .header-nav .nav-link:hover {
        background-color: var(--color-bg);
    }
    .footer-inner { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 768px) {
    .container { padding: 0 20px; }
    .header-nav {
        left: 20px;
        right: 20px;
    }
    .header-util {
        gap: 14px;
        margin-left: auto;
    }
    .search-box {
        display: none;
    }
    .util-icon-list {
        gap: 12px;
    }
    .footer-inner { grid-template-columns: 1fr; gap: 30px; }
    .footer-bottom { flex-direction: column; gap: 10px; }
}
@media (max-width: 480px) {
    .header-logo {
        font-size: 19px;
    }
    .util-icon-list {
        gap: 8px;
    }
    .util-icon-link {
        width: 22px;
        height: 22px;
    }
    .mobile-menu-btn {
        width: 36px;
        height: 36px;
    }
}