.app-menu summary{display:flex;align-items:center;gap:9px;cursor:pointer;list-style:none;min-height:44px}
.app-menu summary::-webkit-details-marker{display:none}
.app-menu-chevron{width:7px;height:7px;border-right:1.5px solid currentColor;border-bottom:1.5px solid currentColor;transform:rotate(45deg);margin-top:-4px}
.app-menu[open] summary{color:var(--coral)}
.app-menu[open] .app-menu-chevron{transform:rotate(225deg);margin-top:4px}
.desktop-nav{align-items:center}
.app-menu-panel{position:absolute;top:100%;left:50%;transform:translateX(-50%);width:min(1100px,calc(100% - 64px));padding:22px 24px 24px;background:#fff;border:1px solid var(--line);border-radius:0 0 24px 24px;box-shadow:0 24px 40px #23395b15;display:grid;grid-template-columns:1.35fr 1fr 1fr;gap:18px;color:var(--ink);font-size:15px}
.app-menu-intro{grid-column:1/-1;border-bottom:1px solid var(--line);padding-bottom:16px}
.app-menu-intro a{font-weight:700;font-size:18px}
.app-menu-group{padding:20px;border-radius:16px;min-width:0}
.app-menu-health{background:#f3f0f8}
.app-menu-tools{background:#edf2f7}
.app-menu-guide{border:1px solid var(--line)}
.app-menu-heading{font-size:16px;font-weight:700;color:var(--ink);margin:0 0 6px}
.app-menu-description{font-size:13px;color:var(--muted);line-height:1.5;margin:0 0 16px;min-height:39px}
.app-menu-chapters{display:grid;grid-template-columns:1fr 1fr;gap:8px}
.app-menu-sections{display:grid;gap:4px}
.app-menu-panel .app-menu-chapters a{background:#ffffffb3;display:flex;align-items:center;min-height:68px}
.app-menu-panel a{display:block;padding:10px 12px;border-radius:10px;text-decoration:none;line-height:1.45}
.app-menu-panel a:hover,.app-menu-panel a:focus-visible{background:#fff;color:var(--coral);box-shadow:inset 0 0 0 1px var(--line)}
.app-menu-intro a{display:inline-block;padding:0}
.app-menu-panel [aria-current="page"]{background:var(--navy);color:#fff}
@media(max-width:1000px){
.mobile-menu{max-height:calc(100dvh - 130px);overflow-y:auto;overscroll-behavior:contain}
.app-menu summary{padding:12px 0;justify-content:space-between}
.app-menu-panel{position:static;transform:none;width:auto;padding:12px;margin:0 0 12px;border-radius:16px;box-shadow:none;grid-template-columns:1fr;gap:12px;font-size:14px}
.app-menu-intro{grid-column:auto;padding-bottom:14px}
.app-menu-intro a{font-size:16px}
.mobile-menu .app-menu-panel a{padding:9px 8px;min-height:44px}
.app-menu-group{padding:16px}.app-menu-description{min-height:0;margin-bottom:12px}.app-menu-chapters{gap:8px}.app-menu-panel .app-menu-chapters a{min-height:44px}.app-menu-sections{grid-template-columns:1fr 1fr;gap:4px 8px}
}
@media(max-width:380px){.app-menu-chapters,.app-menu-sections{grid-template-columns:1fr}}