/* Becergen İnşaat — holding page. Walkin Web Studio, 2026-11.
   Type: Zodiak (Thin, Thin Italic) and Switzer (300, 400), Indian Type Foundry via Fontshare, ITF Free Font Licence. */
@font-face{font-family:"Zodiak";src:url(fonts/zodiak-100.woff2) format("woff2");font-weight:100;font-style:normal;font-display:swap}
@font-face{font-family:"Zodiak";src:url(fonts/zodiak-100i.woff2) format("woff2");font-weight:100;font-style:italic;font-display:swap}
@font-face{font-family:"Switzer";src:url(fonts/switzer-300.woff2) format("woff2");font-weight:300;font-display:swap}
@font-face{font-family:"Switzer";src:url(fonts/switzer-400.woff2) format("woff2");font-weight:400;font-display:swap}

:root{
  --paper:#F5F2ED;      /* kireç */
  --ink:#23211E;        /* kömür */
  --ink-2:#5D5953;      /* secondary text, 6.3:1 on paper */
  --line:rgba(35,33,30,.18);
  --red:#D92319;        /* their red: the logo only */
  --grey:#6A6869;       /* their mark grey */
  --serif:"Zodiak",ui-serif,Georgia,serif;
  --sans:"Switzer",ui-sans-serif,system-ui,sans-serif;
  --ease:cubic-bezier(.2,.7,.1,1);
  --hh:96px;            /* header height */
  --pad:40px;           /* page side gutter */
  --r:24px;             /* the sheet's top corners */
}
*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;background:var(--paper)}
body{margin:0;background:var(--paper);color:var(--ink);font:300 16px/1.6 var(--sans);-webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility}
img{display:block;max-width:none}
a{color:inherit}
p,h1,h2{margin:0}
h1,h2{font-weight:100}
address{font-style:normal}
:focus-visible{outline:2px solid currentColor;outline-offset:4px}
.skip{position:fixed;left:16px;top:-80px;z-index:100;background:var(--ink);color:var(--paper);padding:12px 18px;font:400 14px/1 var(--sans);text-decoration:none}
.skip:focus{top:16px}

/* ---------- the header: no bar of its own, it takes the ground of the section under it ---------- */
.head{position:fixed;inset:0 0 auto;z-index:50;height:var(--hh);display:flex;align-items:center;gap:40px;padding:0 var(--pad);
  --fg:var(--ink);--wm:var(--red);--wm2:var(--grey);--g1:#9c9a9b;--g2:#6A6869;
  color:var(--fg);background:transparent;transition:background-color .45s var(--ease),color .45s var(--ease)}
.head[data-ground="paper"]{background:var(--paper)}
.head[data-ground="ink"]{background:var(--ink);--fg:var(--paper);--wm:#ff3b2f;--wm2:#b8b5b2;--g1:#9a9899;--g2:#7d7b7c}
.brand{display:block;flex:none;text-decoration:none;border-radius:2px}
.brand svg{display:block;width:171px;height:58px;overflow:visible}
.brand .wm-b,.brand .wm-r{fill:var(--wm);transition:fill .45s var(--ease)}
.brand .wm-v{fill:var(--wm2);transition:fill .45s var(--ease)}
.brand .r{fill:var(--wm);transition:fill .45s var(--ease)}
.brand .s1{stop-color:var(--g1)}
.brand .s2{stop-color:var(--g2)}
.head .tel{margin-left:auto;font:100 30px/1 var(--serif);letter-spacing:.01em;font-variant-numeric:lining-nums;text-decoration:none;white-space:nowrap;padding:6px 0}
.lang{display:flex;align-items:center;gap:6px;font:400 13px/1 var(--sans)}
.lang a{text-decoration:none;padding:12px 4px;opacity:.82}
.lang a:hover{opacity:1;text-decoration:underline;text-underline-offset:4px}
.lang [aria-current]{padding:12px 4px;text-decoration:underline;text-underline-offset:5px;text-decoration-thickness:1px}

/* one action style: an outline; on hover the ink rises from below, as the house rises */
.btn{position:relative;display:inline-flex;align-items:center;justify-content:center;gap:10px;min-height:48px;padding:0 24px;border:1px solid currentColor;
  color:inherit;background:transparent;font:400 14px/1 var(--sans);letter-spacing:.01em;text-decoration:none;overflow:hidden;isolation:isolate;white-space:nowrap;transition:color .5s var(--ease)}
.btn::before{content:"";position:absolute;inset:0;background:var(--fill,var(--ink));transform:translateY(101%);transition:transform .6s var(--ease);z-index:-1}
.btn:hover,.btn:focus-visible{color:var(--on-fill,var(--paper))}
.btn:hover::before,.btn:focus-visible::before{transform:none}
.btn svg{width:17px;height:17px;fill:none;stroke:currentColor;stroke-width:1.2;stroke-linejoin:round}
.head .btn{--fill:var(--fg);--on-fill:var(--ink)}
.head:not([data-ground="ink"]) .btn{--on-fill:var(--paper)}
.link{display:inline-block;font:400 15px/1.2 var(--sans);text-decoration:none;padding:8px 0 7px;background:linear-gradient(currentColor,currentColor) 0 100%/100% 1px no-repeat;transition:background-size .5s var(--ease)}
.link:hover,.link:focus-visible{background-size:0 1px;background-position:100% 100%}

/* ---------- the hero: sky, one thin line, the villa in front of it (three depth layers) ---------- */
main{display:block}
.hero{position:sticky;top:0;z-index:1;height:100vh;height:100svh;min-height:520px}
.frame{position:absolute;inset:0;overflow:hidden;container:hero/size;background:#7FA6E0;
  --t:max(0px, 14.16cqw - var(--hh) - 44px)}
.layer{position:absolute;left:0;width:100cqw;aspect-ratio:1448/1386;top:calc(-1 * var(--t))}
.layer img{width:100%;height:100%;user-select:none;-webkit-user-drag:none}
.h1{position:absolute;inset:0;z-index:2;text-align:center;color:var(--ink);pointer-events:none}
.house{z-index:3}
.h1 > span{position:absolute;left:0;right:0;display:block}
.h1 .a{top:calc(14.16cqw - var(--t));font:100 5.45cqw/1 var(--serif);letter-spacing:-.005em}
.h1 .b{top:calc(13.22cqw - var(--t));font:100 italic 20.5cqw/1 var(--serif);letter-spacing:-.025em;padding-top:.36em}

/* phones and tall screens: the picture is scaled to the height, the house centred, the line in two */
@container hero (max-aspect-ratio: 6/5){
  .layer{--S:max(100cqh, min(200cqw, 135cqh));width:auto;height:var(--S);top:0;left:calc((100cqw - var(--S) * 1.0447) * .49)}
  .h1{--S:max(100cqh, min(200cqw, 135cqh));--fb:min(27.5cqw, 210px);--y:calc(var(--S) * .283 - var(--fb) * .63)}
  .h1 .b{top:var(--y);font-size:var(--fb);padding:0}
  .h1 .a .l{display:block}
  .h1 .a{top:auto;bottom:calc(100% - var(--y) + 12px);font-size:clamp(24px, 7.4cqw, 52px);line-height:1.1;padding:0 7%}
}

/* the opening (once): the letters settle, then the villa rises into them */
.js .h1 > span{opacity:0;transform:translateY(14px)}
.js .house img{transform:translateY(19%)}
.js.go .h1 > span{opacity:1;transform:none;transition:opacity 1.6s var(--ease),transform 1.8s var(--ease)}
.js.go .h1 .b{transition-delay:.25s}
.js.go.up .house img{transform:none;transition:transform 2.6s cubic-bezier(.22,.61,.12,1) .55s}

/* ---------- the sheet: comes up over the held hero (rounded top, top-edge shadow; no clip, no filter) ---------- */
.sheet{position:relative;z-index:2;margin-top:calc(-1 * var(--peek, 28px));background:var(--paper);border-radius:var(--r) var(--r) 0 0;box-shadow:0 -14px 40px -8px rgba(20,18,15,.22),0 -1px 0 rgba(20,18,15,.05)}
.wrap{max-width:1320px;margin:0 auto;padding:0 var(--pad)}
.contact{padding:136px 0 128px}
.intro{display:grid;grid-template-columns:minmax(0,5fr) minmax(0,6fr);gap:64px 8%;align-items:end}
.sub{font:100 italic clamp(38px,3.6vw,52px)/1.12 var(--serif);letter-spacing:-.01em;text-wrap:balance}
.text{font:300 18px/1.65 var(--sans);color:var(--ink-2);max-width:440px;margin-top:28px}
.k{font:400 12px/1 var(--sans);letter-spacing:.24em;text-transform:uppercase;color:var(--ink-2)}
.call{padding-left:8%;border-left:1px solid var(--line);margin-bottom:6px}
.num{display:inline-block;margin-top:20px;font:100 clamp(48px,5.4vw,76px)/1 var(--serif);letter-spacing:.005em;font-variant-numeric:lining-nums;text-decoration:none;white-space:nowrap}
.num:hover{font-style:italic}
.num.long{font-size:clamp(40px,4.4vw,64px)}
.call .acts{display:flex;align-items:center;gap:36px;margin-top:32px;flex-wrap:wrap}
.call .btn{min-width:128px}

.office{display:grid;grid-template-columns:minmax(0,7fr) minmax(0,4fr);margin-top:112px;border:1px solid var(--line)}
.map{position:relative;min-height:480px;background:#ECE8E2}
.map iframe{position:absolute;inset:0;width:100%;height:100%;border:0;display:block}
.card{display:flex;flex-direction:column;gap:36px;padding:44px 44px 40px}
.card .k{margin-bottom:14px}
.card address,.card .hrs{font:300 17px/1.6 var(--sans)}
.card .link{margin-top:10px}
.today{display:flex;align-items:center;gap:10px;margin-top:12px;font:400 14px/1.4 var(--sans);color:var(--ink)}
.today:empty{display:none}
.today::before{content:"";flex:none;width:7px;height:7px;border-radius:50%;border:1px solid var(--ink);box-sizing:border-box}
.today.open::before{background:var(--ink)}

/* ---------- footer ---------- */
.foot{position:relative;z-index:2;background:var(--ink);color:#d9d5ce;padding:64px 0 48px}
.foot .wrap{display:flex;justify-content:space-between;align-items:flex-end;gap:32px;flex-wrap:wrap}
.foot .brand{--wm:#ff3b2f;--wm2:#b8b5b2;--g1:#9a9899;--g2:#7d7b7c}
.base{font:400 13px/1.8 var(--sans);color:#a9a49c}
.base a{color:#d9d5ce;text-decoration:underline;text-underline-offset:3px;text-decoration-thickness:1px}
.base a:hover{color:#fff}
.base .dot{padding:0 8px}

/* the logo, on hover or focus (once): the red slab sinks and rises back beside the grey one */
.brand .r{transform-box:fill-box;transform-origin:50% 100%}
.brand.play .r{animation:rise 1.25s var(--ease)}
@keyframes rise{0%{transform:none}22%{transform:translateY(42%) scaleY(.0001);opacity:0}23%{opacity:1}100%{transform:none}}

@media (max-width:1100px){
  .head .tel{font-size:26px}
}
@media (max-width:900px){
  .head .tel{display:none}
  .lang{margin-left:auto}
}
@media (max-width:1100px){
  .intro{grid-template-columns:minmax(0,1fr);align-items:start}
  .call{padding-left:0;border-left:0;border-top:1px solid var(--line);padding-top:40px}
  .office{grid-template-columns:minmax(0,1fr)}
  .map{min-height:400px}
}
@media (max-width:760px){
  :root{--hh:64px;--pad:20px;--r:20px}
  .head{gap:14px}
  .head .tel{display:none}
  .brand svg{width:128px;height:44px}
  .lang{margin-left:auto}
  .head .btn{min-height:44px;padding:0 14px;font-size:13.5px}
  .contact{padding:72px 0 80px}
  .sub{font-size:34px}
  .text{font-size:17px;margin-top:20px}
  .intro{gap:40px}
  .call{padding-top:32px}
  .num{font-size:clamp(38px,11.4vw,52px);margin-top:16px}
  .num.long{font-size:clamp(30px,9vw,42px)}
  .call .acts{flex-direction:column;align-items:stretch;gap:12px;margin-top:28px}
  .call .acts .link{align-self:center}
  .office{margin:72px calc(-1 * var(--pad)) 0;border-left:0;border-right:0}
  .map{min-height:340px}
  .card{padding:36px var(--pad) 8px;gap:30px}
  .foot{padding:48px 0 40px}
  .foot .wrap{flex-direction:column;align-items:flex-start;gap:24px}
  .base .dot{display:none}
  .base span.part{display:block}
}
@media (max-width:360px){
  .brand svg{width:112px;height:38px}
  .head{gap:8px}
  .head .btn{padding:0;width:44px}
  .head .btn .t{position:absolute;width:1px;height:1px;overflow:hidden;clip-path:inset(50%);white-space:nowrap}
  .head .btn svg{width:19px;height:19px}
}
@media (prefers-reduced-motion:reduce){
  .js .h1 > span,.js .house img{opacity:1!important;transform:none!important;transition:none!important}
  .brand.play .r{animation:none}
  .btn::before,.link,.head{transition:none}
}