/* Navigation preview: loaded on the homepage only. */
.specialists-menu summary{display:flex;align-items:center;gap:5px;font-size:13px;font-weight:650;list-style:none;cursor:pointer;color:var(--ink);padding:8px 0}
.specialists-menu summary::-webkit-details-marker{display:none}
.specialists-menu summary svg{width:15px;height:15px;transition:transform .2s}
.specialists-menu[open] summary{color:var(--blue)}
.specialists-menu[open] summary svg{transform:rotate(180deg)}
.specialists-menu-panel{position:absolute;top:100%;left:max(20px,calc((100% - 1200px)/2));right:max(20px,calc((100% - 1200px)/2));background:#fff;border:1px solid var(--line);border-radius:0 0 18px 18px;box-shadow:0 24px 60px #14265424;padding:26px 30px 30px;max-height:calc(100dvh - 115px);overflow:auto;overscroll-behavior:contain}
.specialists-menu-heading{display:flex;justify-content:space-between;align-items:center;gap:20px;padding-bottom:20px;margin-bottom:22px;border-bottom:1px solid var(--line)}
.specialists-menu-heading strong{font-size:20px;letter-spacing:-.03em}.specialists-menu-heading p{font-size:13px;margin-top:4px}
.header nav .specialists-menu-all{display:flex;gap:18px;align-items:center;color:var(--blue);padding:10px 14px;background:#eef3ff;border-radius:8px;font-size:13px}
.specialists-menu-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:24px 28px;align-items:start}
.specialists-menu-group h3{font-size:13px;letter-spacing:0;line-height:1.5;color:#667596;margin-bottom:8px}
.specialists-menu-group ul{list-style:none;margin:0;padding:0;display:grid;gap:2px}
.header nav .specialists-menu-group a{display:block;padding:4px 8px;margin-left:-8px;border-radius:6px;font-size:13px;line-height:1.5;white-space:normal;font-weight:600}
.header nav .specialists-menu-group a:hover{background:#eef3ff;color:var(--blue)}
.specialists-menu summary:hover{color:var(--blue)}
.specialists-menu a:focus-visible,.specialists-menu summary:focus-visible{outline:2px solid var(--blue);outline-offset:3px}
#main-nav{align-items:center}
@media(max-width:1150px){.specialists-menu summary{font-size:11px}}
@media(max-width:850px){#main-nav{align-items:stretch;max-height:calc(100dvh - 90px);overflow:auto;overscroll-behavior:contain}.specialists-menu summary{font-size:15px;justify-content:space-between;padding:8px 0}.specialists-menu-panel{position:static;max-height:none;overflow:visible;box-shadow:none;border:0;border-radius:0;padding:12px 0 8px}.specialists-menu-heading{align-items:flex-start;margin-bottom:18px;padding-bottom:16px}.specialists-menu-heading strong{font-size:17px}.specialists-menu-heading p{font-size:12px}.specialists-menu-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:22px 18px}.header nav .specialists-menu-all{white-space:normal;font-size:12px}.header nav .specialists-menu-group a{padding-top:7px;padding-bottom:7px;font-size:13px}}
@media(max-width:420px){.specialists-menu-heading{flex-direction:column;gap:12px}.specialists-menu-group h3{font-size:12px}.specialists-menu-grid{gap:20px 14px}}
@media(prefers-reduced-motion:reduce){.specialists-menu summary svg{transition:none}}
.specialists-menu summary::after{content:none}
.specialists-menu[open]>summary::after{content:none}
/* Balanced independent columns; groups no longer share a tall grid row. */
.specialists-menu-panel{padding:20px;background:linear-gradient(135deg,#fff,#f3f7ff)}
.specialists-menu-heading{padding:0 4px 16px;margin-bottom:16px}
.specialists-menu-grid{gap:14px}
.specialists-menu-column{display:flex;flex-direction:column;gap:14px;min-width:0}
.specialists-menu-group{padding:14px;background:#fff;border:1px solid #e3eafa;border-radius:12px;box-shadow:0 3px 12px #1e4c9410}
.specialists-menu-group h3{display:flex;align-items:center;gap:9px;color:var(--ink);font-size:13px;line-height:1.35;margin-bottom:10px;min-height:32px}
.menu-group-icon{display:flex;align-items:center;justify-content:center;width:30px;height:30px;flex:0 0 30px;border-radius:9px;background:#edf2ff;color:var(--blue)}
.menu-group-icon svg{width:18px;height:18px}
.header nav .specialists-menu-group a{padding:5px 8px;margin:0;font-size:13px;line-height:1.4;display:flex;align-items:center;justify-content:space-between;gap:5px}
.header nav .specialists-menu-group a::after{content:'↗';color:var(--blue);opacity:0;transition:opacity .15s}
.header nav .specialists-menu-group a:hover::after,.header nav .specialists-menu-group a:focus-visible::after{opacity:1}
@media(max-width:850px){.specialists-menu-panel{padding:12px 0;background:transparent}.specialists-menu-grid{gap:10px}.specialists-menu-column{gap:10px}.specialists-menu-group{padding:10px}.specialists-menu-group h3{flex-wrap:wrap;font-size:12px}.header nav .specialists-menu-group a{font-size:12px;padding:7px 4px}.specialists-menu-heading{padding-left:0;padding-right:0}.header nav .specialists-menu-group a::after{display:none}}