/* ───────── ortak kabuk: menü (açılır), mobil çekmece ───────── */
.nav{gap:28px}
.nav .brand{flex:none}
.nav-links{flex:1;justify-content:center;align-items:center;gap:clamp(14px,2vw,30px)}
.nl{position:relative}
.nl-a{display:inline-flex;align-items:center;gap:7px;padding:12px 0;font:600 14px var(--f-body);color:var(--txt-dim);position:relative;transition:color .2s}
.nl-a::after{content:"";position:absolute;left:0;right:0;bottom:6px;height:2px;background:var(--sun);transform:scaleX(0);transform-origin:left;transition:transform .35s var(--ease)}
.nl:hover > .nl-a,.nl.on > .nl-a,.nl-a:focus-visible{color:#fff}
.nl:hover > .nl-a::after,.nl.on > .nl-a::after{transform:scaleX(1)}
.nl-a:focus-visible{outline:2px solid var(--sun);outline-offset:4px;border-radius:4px}
.chev{width:6px;height:6px;border-right:1.6px solid currentColor;border-bottom:1.6px solid currentColor;transform:rotate(45deg) translateY(-2px);transition:transform .3s var(--ease);display:inline-block}
.has-dd:hover .chev,.has-dd:focus-within .chev{transform:rotate(225deg) translateY(-1px)}
.dd{position:absolute;left:50%;top:100%;padding-top:10px;transform:translate(-50%,8px);opacity:0;visibility:hidden;transition:opacity .25s,transform .35s var(--ease),visibility 0s .25s}
.has-dd:hover .dd,.has-dd:focus-within .dd{opacity:1;visibility:visible;transform:translate(-50%,0);transition-delay:0s}
.dd-in{min-width:330px;display:grid;gap:2px;padding:10px;border-radius:14px;background:rgba(6,18,27,.97);-webkit-backdrop-filter:blur(16px);backdrop-filter:blur(16px);
  border:1px solid rgba(96,159,194,.26);box-shadow:0 30px 70px -20px rgba(0,0,0,.75);position:relative}
.dd-in::before{content:"";position:absolute;left:50%;top:-6px;width:10px;height:10px;margin-left:-5px;background:#0a1b28;border-left:1px solid rgba(96,159,194,.26);border-top:1px solid rgba(96,159,194,.26);transform:rotate(45deg)}
.dd-in.cols2{grid-template-columns:1fr 1fr;min-width:600px}
.nav-links .dd-in a{display:flex;align-items:center;gap:12px;padding:11px 14px;border-radius:9px;font:600 13.5px var(--f-body);color:var(--steel-200);position:relative;transition:background .2s,color .2s,padding .3s var(--ease)}
.nav-links .dd-in a::before{content:"";flex:none;border-left:4px solid transparent;border-right:4px solid transparent;border-bottom:7px solid rgba(220,174,46,.35);transition:border-bottom-color .2s}
.nav-links .dd-in a::after{display:none}
.nav-links .dd-in a:hover,.nav-links .dd-in a.cur{background:rgba(41,117,163,.18);color:#fff;padding-left:18px}
.nav-links .dd-in a:hover::before,.nav-links .dd-in a.cur::before{border-bottom-color:var(--sun)}

.login{display:inline-flex;align-items:center;gap:6px;font:700 13px var(--f-body);color:var(--steel-200);padding:9px 14px;border:1.5px solid rgba(96,159,194,.35);border-radius:11px;transition:border-color .2s,color .2s,background .2s}
.login svg{width:13px;height:13px;fill:none;stroke:currentColor;stroke-width:2;stroke-linecap:round;stroke-linejoin:round}
.login:hover{border-color:var(--steel-200);color:#fff;background:rgba(41,117,163,.14)}
.nav-right{gap:12px}

.burger{all:unset;display:none;box-sizing:border-box;cursor:pointer;width:44px;height:44px;border-radius:12px;border:1.5px solid rgba(96,159,194,.35);place-content:center;gap:5px;transition:background .2s}
.burger i{display:block;width:20px;height:2px;background:#fff;border-radius:2px;transition:transform .35s var(--ease),opacity .2s}
.burger:hover{background:rgba(41,117,163,.16)}
.burger:focus-visible{outline:2px solid var(--sun);outline-offset:3px}
.nav.open .burger i:nth-child(1){transform:translateY(7px) rotate(45deg)}
.nav.open .burger i:nth-child(2){opacity:0}
.nav.open .burger i:nth-child(3){transform:translateY(-7px) rotate(-45deg)}
.m-menu{position:fixed;inset:0;top:0;z-index:-1;background:#03080f;padding:92px var(--gutter) 40px;overflow-y:auto;overscroll-behavior:contain}
.m-menu[hidden]{display:none}
.m-in{display:flex;flex-direction:column;max-width:560px;margin:0 auto}
.m-menu .mt,.m-menu summary{display:flex;align-items:center;justify-content:space-between;padding:18px 0;font:700 19px var(--f-body);color:#fff;border-bottom:1px solid rgba(96,159,194,.18);cursor:pointer;list-style:none}
.m-menu summary::-webkit-details-marker{display:none}
.m-menu details[open] .chev{transform:rotate(225deg)}
.m-menu details a{display:block;padding:12px 0 12px 18px;font:600 15px var(--f-body);color:var(--steel-200);border-left:2px solid rgba(220,174,46,.45);margin-left:2px}
.m-menu details a.all{color:var(--sun);font-weight:700}
.m-menu details{padding-bottom:6px;border-bottom:1px solid rgba(96,159,194,.18)}
.m-menu details summary{border-bottom:0}
.m-menu .mt.ext{color:var(--steel-200);font-size:16px}
.m-cta{margin-top:26px;justify-content:center}
html.no-scroll{overflow:hidden}

@media (max-width:980px){
  .nav-links,.nav-right .lang,.nav-right .login{display:none}
  .burger{display:grid}
  .nav{padding:14px 20px}
  .nav.open{background:rgba(3,8,15,.985)}
  .nav-right{margin-left:auto}
  .nav-cta{padding:10px 16px;font-size:13px}
}
@media (max-width:420px){.nav-cta{display:none}}

.nav.open{-webkit-backdrop-filter:none;backdrop-filter:none}