/* MEBHA navigation — shared desktop and mobile presentation. */
.site-header{height:88px;gap:24px;padding-inline:clamp(22px,4vw,72px);background:#071629;border-bottom:1px solid #ffffff14;box-shadow:0 4px 24px #020d1810}
.site-header .brand{gap:12px;margin-right:auto;flex-shrink:0}
.site-header .brand .mebha-wordmark{width:136px}
.site-header .nav{gap:3px;align-items:center}
.site-header .nav>a,.site-header .mega-toggle{display:flex;align-items:center;justify-content:center;min-height:44px;padding:12px 11px;border:0;border-radius:8px;color:#c9d5e3;font-family:inherit;font-size:13px;font-weight:500;line-height:1.4;white-space:nowrap;text-decoration:none;background:transparent;box-shadow:none;transition:background .18s,color .18s}
.site-header .nav>a:hover,.site-header .mega-toggle:hover{color:#fff;background:#ffffff09}
.site-header .nav>a[aria-current],.site-header .mega-toggle[data-current=true],.site-header .mega-toggle[aria-expanded=true]{color:#8ce6f5;background:#163047;box-shadow:none}
.site-header .mega-toggle{gap:9px;cursor:pointer}
.mega-toggle:after{content:"";width:5px;height:5px;border-right:1.5px solid currentColor;border-bottom:1.5px solid currentColor;transform:rotate(45deg);margin-top:-3px;transition:transform .18s}
.mega-toggle[aria-expanded=true]:after{transform:rotate(225deg);margin-top:3px}
.site-header .nav>.nav-contact{padding-inline:20px;margin-left:14px;background:#ffe47a;color:#29220b;font-weight:650;border:1px solid #ffe47a;box-shadow:0 3px 12px #0001}
.site-header .nav>.nav-contact:hover{background:#ffedaa;color:#29220b}
.site-header .nav>.nav-contact[aria-current]{box-shadow:inset 0 0 0 2px #29220b}
.site-header .language-switch{width:42px;height:42px;margin:0;border:1px solid #ffffff25;border-radius:8px;color:#dce7f4;font:600 11px/1 inherit;flex-shrink:0;cursor:pointer}
.site-header .language-switch:hover{background:#ffffff0d}
.site-header .mega-panel{position:absolute;top:calc(100% + 12px);left:50%;transform:translateX(-50%);width:min(1040px,calc(100vw - 48px));padding:28px;display:grid;grid-template-columns:1fr 1fr .9fr;gap:24px;max-height:calc(100dvh - 116px);overflow:auto;background:#fff;color:#142b42;border:1px solid #dce5ee;border-radius:16px;box-shadow:0 24px 70px #0004,0 4px 12px #0001;animation:mebha-menu-in .16s ease-out}
.site-header .mega-panel[hidden]{display:none}
.mega-heading{margin:0 0 14px;font-size:10px;line-height:1.5;letter-spacing:.12em;text-transform:uppercase;font-weight:700;color:#6a7e90}
.site-header .nav .mega-link{display:flex;align-items:flex-start;gap:12px;padding:13px 10px;margin:0 -10px 6px;white-space:normal;border:1px solid transparent;border-radius:10px;color:#172e45;background:transparent;text-decoration:none;box-shadow:none;line-height:1.4;transition:background .18s,border-color .18s}
.site-header .nav .mega-link:hover{background:#f1f6fa;border-color:#e3ebf2;color:#07577c}
.site-header .nav .mega-link[aria-current]{background:#eef6fa;border-color:#c4deeb;box-shadow:none}
.menu-icon{width:38px;height:38px;display:grid;place-items:center;flex-shrink:0;background:#edf4f8;color:#277698;border:1px solid #e0ebf1;border-radius:10px}
.menu-icon svg{width:19px;height:19px;fill:none;stroke:currentColor;stroke-width:1.6;stroke-linecap:round;stroke-linejoin:round}
.mega-link strong{display:block;font-size:13px;font-weight:650;margin:1px 0 5px}
.mega-link small{display:block;font-size:12px;font-weight:400;line-height:1.65;color:#617487;margin:0}
.site-header .mega-feature{padding:24px;border:1px solid #dce9f0;border-radius:12px;background:#f0f6f9;color:#132f45;display:flex;flex-direction:column;align-items:flex-start;gap:14px}
.mega-feature .mega-heading{color:#51758a;margin:0;font-size:10px}
.mega-feature h3{font-size:23px;line-height:1.25;letter-spacing:-.035em;margin:0;color:#12334b}
.mega-feature p{font-size:12px;line-height:1.7;margin:0;color:#526e82}
.site-header .nav .mega-feature a{margin-top:auto;padding:10px 0 0;font-size:12px;font-weight:650;color:#07577c;border:0;border-radius:0;box-shadow:none;white-space:normal}
.site-header a:after{display:none}
.site-header :is(a,button):focus-visible{outline:2px solid #69ddf5;outline-offset:4px}
.site-header .mega-panel a:focus-visible{outline-color:#086f97}
@keyframes mebha-menu-in{from{opacity:0;translate:0 -5px}to{opacity:1;translate:0 0}}
@media(min-width:1101px) and (max-width:1270px){.site-header{gap:14px;padding-inline:24px}.site-header .nav>a,.site-header .mega-toggle{padding-inline:8px;font-size:12px}.site-header .brand .mebha-wordmark{width:116px}.site-header .nav>.nav-contact{margin-left:8px;padding-inline:16px}}
@media(max-width:1100px){
 .site-header{height:76px;padding-inline:24px;gap:12px}
 .site-header .brand .mebha-wordmark{width:124px}
 .site-header .language-switch{margin-left:auto}
 .site-header .menu-btn{height:42px;width:42px;border-radius:8px;border-color:#ffffff25}
 .site-header .nav{position:fixed;inset:76px 0 0;max-height:calc(100dvh - 76px);padding:18px 24px max(32px,env(safe-area-inset-bottom));background:#071629;gap:4px;align-items:stretch;overflow-y:auto;overscroll-behavior:contain}
 .site-header .nav>a,.site-header .mega-toggle{width:100%;justify-content:space-between;text-align:left;min-height:52px;padding:14px 16px;font-size:16px;border-radius:9px;font-weight:500}
 .site-header .nav>a{border-bottom:1px solid #ffffff0a}
 .site-header .nav>.nav-contact{margin:18px 0 0;justify-content:center;min-height:52px;font-size:15px}
 .site-header .mega-panel{position:static;transform:none;width:100%;margin:8px 0 12px;padding:20px;grid-template-columns:1fr 1fr;gap:20px;max-height:none;border-radius:12px;box-shadow:none;animation:none}
 .site-header .mega-feature{grid-column:1/-1;padding:18px;gap:10px}
 .mega-feature h3{font-size:21px}
 .mega-heading{font-size:10px;margin-bottom:10px}
 .site-header .nav .mega-link{padding:11px 8px;margin-inline:-8px}
 .site-header .nav .mega-feature a{min-height:36px}
}
@media(max-width:480px){.site-header{padding-inline:18px;gap:10px}.site-header .brand{gap:8px}.site-header .brand .mebha-wordmark{width:108px}.site-header .nav{padding-inline:16px}.site-header .mega-panel{grid-template-columns:1fr;padding:20px;gap:16px}.site-header .mega-feature{grid-column:auto}.mega-link strong{font-size:13px}}
@media(prefers-reduced-motion:reduce){.site-header *, .site-header *:after{animation:none!important;transition:none!important}}