.page-scroll-controls {
            position: fixed;
            right: max(16px, env(safe-area-inset-right));
            bottom: max(18px, env(safe-area-inset-bottom));
            z-index: 1900;
            display: flex;
            flex-direction: column;
            gap: 8px;
        }
        .page-scroll-button {
            width: 44px;
            height: 44px;
            border: 1px solid rgba(0, 0, 0, .12);
            border-radius: 50%;
            background: rgba(255, 255, 255, .94);
            color: var(--text-color);
            box-shadow: 0 6px 20px rgba(0, 0, 0, .14);
            backdrop-filter: blur(14px);
            -webkit-backdrop-filter: blur(14px);
            cursor: pointer;
            font-size: 23px;
            font-weight: 800;
            line-height: 1;
            transition: opacity .2s ease, transform .2s ease, background .2s ease;
        }
        .page-scroll-button:hover:not(:disabled) {
            background: var(--text-color);
            color: var(--color-white);
            transform: translateY(-2px);
        }
        .page-scroll-button:focus-visible {
            outline: 3px solid rgba(0, 113, 227, .35);
            outline-offset: 2px;
        }
        .page-scroll-button:disabled {
            opacity: .28;
            cursor: default;
            box-shadow: none;
        }
        @media (max-width: 768px) {
            .page-scroll-controls {
                right: max(10px, env(safe-area-inset-right));
                bottom: calc(78px + env(safe-area-inset-bottom));
            }
            .page-scroll-button {
                width: 41px;
                height: 41px;
                font-size: 21px;
            }
        }
    
/* 주요 서비스와 안내를 묶은 공통 푸터 */
.footer-grid.footer-menu-grid { grid-template-columns: 1.4fr repeat(3, minmax(0, 1fr)); gap: 32px; }
.footer-menu-grid > * { min-width: 0; }
.footer-menu-grid .footer-logo { color: var(--text-color); text-decoration: none; font-size: 20px; }
.footer-menu-grid .footer-desc { font-size: 13px; line-height: 1.75; color: var(--gray-text); margin-top: 14px; }
.footer-menu-grid .footer-links h4 { color: var(--text-color); margin: 0 0 12px; }
.footer-menu-grid .footer-links ul li { margin-bottom: 0; }
.footer-menu-grid .footer-links a { color: var(--text-secondary); display: inline-block; padding: 7px 0; line-height: 1.5; }
.footer-menu-grid a:hover { color: var(--primary-color); text-decoration: underline; }
.footer-account-links { display: flex; flex-wrap: wrap; gap: 16px; margin-top: 12px; }
.footer-account-links a { font-size: 13px; color: var(--primary-color); text-decoration: none; padding: 7px 0; }
@media (max-width: 900px) {
    .footer-grid.footer-menu-grid { grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 24px; }
    .footer-menu-grid .footer-info { grid-column: 1 / -1; }
}
@media (max-width: 580px) {
    .footer-grid.footer-menu-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 26px 20px; }
}