@charset "UTF-8";
/* ==========================================================================
   ZERO MÜHENDİSLİK — tasarım sistemi
   Konsept: "Ölçülebilir Güvenlik". Arayüz bir ölçüm cihazı gibi davranır:
   ince cetvel çizgileri, mono etiketler, sinyal rengi, kademeli açılımlar.
   Harici kütüphane yok. Tüm hareket app.js içinde elle yazılmıştır.
   ========================================================================== */

@import url("fonts/fonts.css");

/* ---------------------------------------------------------------- 1. Token */
:root {
  /* mürekkep (koyu yüzeyler) */
  --ink-900:#070a0f;
  --ink-850:#0a0e15;
  --ink-800:#0d131c;
  --ink-700:#131b26;
  --ink-600:#1b2533;
  --ink-500:#2f3849;           /* marka slate — logodan */
  --ink-400:#43506605;

  /* kağıt (açık yüzeyler) */
  --paper-0:#ffffff;
  --paper-50:#f6f8fa;
  --paper-100:#eef1f5;
  --paper-200:#e2e7ee;

  /* mavi — marka */
  --blue-300:#7cc2f5;
  --blue-400:#4aa3e8;
  --blue-500:#2d7cb5;          /* logodan */
  --blue-600:#22608e;
  --blue-700:#17486c;

  /* sinyal — iş güvenliği yeleği */
  --signal:#d7f24a;
  --signal-dim:#a8c02c;
  --warn:#ff8a3d;

  /* nötrler */
  --fog-100:#e8eef5;
  --fog-200:#c2ceda;
  --fog-300:#94a4b6;
  --fog-400:#6c7d90;
  --fog-500:#4c5b6c;

  /* tema kancaları (bölümler bunları ezer) */
  --bg:var(--ink-900);
  --fg:var(--fog-100);
  --fg-soft:var(--fog-300);
  --fg-mute:var(--fog-400);
  --rule:rgba(255,255,255,.10);
  --rule-soft:rgba(255,255,255,.055);
  --surface:var(--ink-800);
  --surface-2:var(--ink-700);
  --accent:var(--blue-400);
  --accent-ink:#00121f;

  /* tipografi */
  --sans:"Inter","Inter Tight",system-ui,-apple-system,"Segoe UI",sans-serif;
  --display:"Inter Tight","Inter",system-ui,sans-serif;
  --mono:"IBM Plex Mono",ui-monospace,SFMono-Regular,Menlo,monospace;

  --t-micro:clamp(.66rem,.62rem + .12vw,.75rem);
  --t-small:clamp(.82rem,.79rem + .16vw,.92rem);
  --t-body:clamp(1rem,.95rem + .28vw,1.14rem);
  --t-lead:clamp(1.1rem,1rem + .6vw,1.45rem);
  --t-h4:clamp(1.15rem,1.02rem + .55vw,1.45rem);
  --t-h3:clamp(1.45rem,1.2rem + 1.1vw,2.15rem);
  --t-h2:clamp(2rem,1.5rem + 2.2vw,3.6rem);
  --t-h1:clamp(2.5rem,1.7rem + 3.6vw,5.2rem);
  --t-display:clamp(3rem,1.6rem + 6.4vw,8.4rem);

  /* ölçü */
  --pad:clamp(20px,4vw,72px);
  --gap:clamp(16px,1.6vw,28px);
  --max:1600px;
  --sec:clamp(72px,9vw,152px);
  --radius:2px;
  --radius-lg:4px;

  /* hareket */
  --e-out:cubic-bezier(.16,1,.3,1);
  --e-in-out:cubic-bezier(.65,0,.35,1);
  --e-spring:cubic-bezier(.34,1.56,.64,1);
  --d-fast:.28s;
  --d:.6s;
  --d-slow:1.1s;

  --header-h:clamp(64px,7vw,88px);
}

/* Açık tema bloğu */
.z-light{
  --bg:var(--paper-50);
  --fg:var(--ink-800);
  --fg-soft:var(--fog-500);
  --fg-mute:var(--fog-400);
  --rule:rgba(9,16,26,.12);
  --rule-soft:rgba(9,16,26,.07);
  --surface:var(--paper-0);
  --surface-2:var(--paper-100);
  --accent:var(--blue-500);
  --accent-ink:#ffffff;
}
.z-paper{
  --bg:var(--paper-0);
  --fg:var(--ink-800);
  --fg-soft:var(--fog-500);
  --fg-mute:var(--fog-400);
  --rule:rgba(9,16,26,.12);
  --rule-soft:rgba(9,16,26,.06);
  --surface:var(--paper-50);
  --surface-2:var(--paper-100);
  --accent:var(--blue-500);
  --accent-ink:#ffffff;
}

/* ------------------------------------------------------------- 2. Temeller */
*,*::before,*::after{box-sizing:border-box}
html{
  -webkit-text-size-adjust:100%;
  /* scroll-behavior burada AÇILMAZ: sayfa #hash ile açıldığında ilk sıçramayı
     yavaşlatıyor. Bağlantı tıklamalarındaki yumuşak kaydırmayı app.js yapar. */
}
/* sabit başlık çapa hedefini örtmesin */
[id]{scroll-margin-top:calc(var(--header-h) + 24px)}
body{
  margin:0;
  background:var(--ink-900);
  color:var(--fog-100);
  font-family:var(--sans);
  font-size:var(--t-body);
  line-height:1.62;
  font-weight:380;
  font-synthesis-weight:none;
  -webkit-font-smoothing:antialiased;
  -moz-osx-font-smoothing:grayscale;
  overflow-x:clip;
  font-feature-settings:"cv05" 1,"ss03" 1,"tnum" 0;
}
body.z-lock{overflow:hidden}
img,svg,video,iframe{display:block;max-width:100%}
img{height:auto;border:0}
a{color:inherit;text-decoration:none}
button,input,textarea,select{font:inherit;color:inherit}
button{background:none;border:0;cursor:pointer;padding:0}
ul,ol{margin:0;padding:0;list-style:none}
h1,h2,h3,h4,h5,p,figure,blockquote{margin:0}
hr{border:0;border-top:1px solid var(--rule);margin:0}
::selection{background:var(--signal);color:#0a0e15}
:focus-visible{outline:2px solid var(--signal);outline-offset:3px;border-radius:2px}

/* Kaydırma çubuğu */
@supports (scrollbar-color:auto){
  html{scrollbar-color:var(--ink-600) var(--ink-900);scrollbar-width:thin}
}

/* --------------------------------------------------------- 3. Tipografi */
.z-display,.z-h1,.z-h2,.z-h3,.z-h4{
  font-family:var(--display);
  font-weight:640;
  line-height:1.08;
  letter-spacing:-.035em;
  text-wrap:balance;
}
.z-display{font-size:var(--t-display);line-height:1.0;letter-spacing:-.045em}
.z-h1{font-size:var(--t-h1);line-height:1.04;letter-spacing:-.04em}
.z-h2{font-size:var(--t-h2);line-height:1.08}
.z-h3{font-size:var(--t-h3);line-height:1.12;letter-spacing:-.025em}
.z-h4{font-size:var(--t-h4);line-height:1.25;letter-spacing:-.018em;font-weight:600}
.z-lead{font-size:var(--t-lead);line-height:1.5;color:var(--fg-soft);font-weight:340;text-wrap:pretty}
.z-small{font-size:var(--t-small);color:var(--fg-soft)}

/* mono mikro etiket — "ölçüm cihazı" dili */
.z-tag{
  font-family:var(--mono);
  font-size:var(--t-micro);
  font-weight:500;
  letter-spacing:.2em;
  text-transform:uppercase;
  color:var(--fg-mute);
  display:inline-flex;
  align-items:center;
  gap:.7em;
  line-height:1;
}
.z-tag::before{
  content:"";
  width:1.9em;height:1px;
  background:currentColor;
  opacity:.5;
  transform-origin:left;
  animation:z-tick 1.4s var(--e-out) both;
}
.z-tag--plain::before{display:none}
.z-tag--accent{color:var(--accent)}
.z-tag--signal{color:var(--signal)}
@keyframes z-tick{from{transform:scaleX(0)}to{transform:scaleX(1)}}

.z-num{
  font-family:var(--mono);
  font-variant-numeric:tabular-nums;
  letter-spacing:-.02em;
}

/* --------------------------------------------------------- 4. Yerleşim */
.z-wrap{
  width:100%;
  max-width:var(--max);
  margin-inline:auto;
  padding-inline:var(--pad);
}
.z-wrap--narrow{max-width:1080px}
.z-wrap--text{max-width:78ch}
.z-sec{
  position:relative;
  padding-block:var(--sec);
  background:var(--bg);
  color:var(--fg);
}
.z-sec--tight{padding-block:clamp(48px,5vw,84px)}
.z-sec--flush-top{padding-top:0}
.z-sec--flush-bottom{padding-bottom:0}

.z-grid{display:grid;gap:var(--gap)}
.z-grid--2{grid-template-columns:repeat(2,minmax(0,1fr))}
.z-grid--3{grid-template-columns:repeat(3,minmax(0,1fr))}
.z-grid--4{grid-template-columns:repeat(4,minmax(0,1fr))}
.z-grid--12{grid-template-columns:repeat(12,minmax(0,1fr))}
.z-split{
  display:grid;
  gap:clamp(32px,5vw,90px);
  grid-template-columns:minmax(0,.9fr) minmax(0,1.1fr);
  align-items:start;
}
/* Not: oran ayarı min-width sorgusu içinde tanımlanır. Satır içi style ile
   verilirse mobil tek-sütun kuralını ezer ve içerik kesilir. */
@media (min-width:1101px){
  .z-split--contact{grid-template-columns:minmax(0,.8fr) minmax(0,1.2fr)}
}
.z-stack{display:flex;flex-direction:column}
.z-row{display:flex;align-items:center;gap:var(--gap);flex-wrap:wrap}

/* bölüm başlığı bloğu */
.z-head{
  display:grid;
  grid-template-columns:minmax(0,1fr) minmax(0,.72fr);
  gap:clamp(24px,4vw,72px);
  align-items:end;
  padding-bottom:clamp(32px,4vw,64px);
  border-bottom:1px solid var(--rule);
  margin-bottom:clamp(32px,4vw,64px);
}
.z-head__title{display:grid;gap:.7em}
.z-head__aside{padding-bottom:.35em}

/* cetvel çizgisi */
.z-rule{
  height:1px;background:var(--rule);border:0;
  transform-origin:left;
}
.z-ticks{
  display:flex;height:20px;align-items:flex-end;gap:0;
  overflow:hidden;opacity:.55;
}
.z-ticks span{
  flex:1 1 auto;height:5px;
  border-left:1px solid var(--rule);
}
.z-ticks span:nth-child(5n+1){height:13px;border-left-color:var(--fg-mute)}

/* -------------------------------------------------------- 5. Butonlar */
.z-btn{
  --btn-bg:var(--accent);
  --btn-fg:var(--accent-ink);
  position:relative;
  display:inline-flex;
  align-items:center;
  gap:.85em;
  padding:1.05em 1.7em;
  border-radius:100px;
  background:var(--btn-bg);
  color:var(--btn-fg);
  font-family:var(--display);
  font-size:var(--t-small);
  font-weight:560;
  letter-spacing:-.005em;
  line-height:1;
  overflow:hidden;
  isolation:isolate;
  transition:color .4s var(--e-out),transform .5s var(--e-out);
  will-change:transform;
}
.z-btn::after{
  content:"";
  position:absolute;inset:0;z-index:-1;
  background:var(--signal);
  border-radius:inherit;
  transform:translateY(101%);
  transition:transform .55s var(--e-out);
}
.z-btn:hover::after,.z-btn:focus-visible::after{transform:translateY(0)}
.z-btn:hover,.z-btn:focus-visible{color:#0a0e15}
.z-btn__ico{
  display:grid;place-items:center;
  width:1.15em;height:1.15em;
  overflow:hidden;
}
.z-btn__ico svg{width:100%;height:100%;transition:transform .5s var(--e-out)}
.z-btn:hover .z-btn__ico svg{transform:translateX(115%)}
.z-btn__ico::after{
  content:"";
  position:absolute;
}
.z-btn--ghost{
  --btn-bg:transparent;
  --btn-fg:var(--fg);
  box-shadow:inset 0 0 0 1px var(--rule);
}
.z-btn--ghost:hover{box-shadow:inset 0 0 0 1px transparent}
.z-btn--signal{--btn-bg:var(--signal);--btn-fg:#0a0e15}
.z-btn--signal::after{background:var(--blue-400)}
.z-btn--signal:hover,.z-btn--signal:focus-visible{color:#fff}
.z-btn--lg{padding:1.25em 2.1em;font-size:var(--t-body)}
.z-btn--sm{padding:.8em 1.25em}

/* metin bağlantısı — alt çizgi süpürme */
.z-link{
  position:relative;
  display:inline-block;
  padding-bottom:2px;
  background-image:linear-gradient(currentColor,currentColor);
  background-size:0% 1px;
  background-position:0 100%;
  background-repeat:no-repeat;
  transition:background-size .5s var(--e-out);
}
.z-link:hover,.z-link:focus-visible{background-size:100% 1px}

/* satır bağlantısı — büyük liste satırları */
.z-rowlink{
  position:relative;
  display:grid;
  grid-template-columns:auto minmax(0,1fr) auto;
  align-items:center;
  gap:clamp(14px,2vw,32px);
  padding:clamp(16px,1.7vw,26px) 0;
  border-top:1px solid var(--rule);
  transition:color .45s var(--e-out);
}
.z-rowlink:last-child{border-bottom:1px solid var(--rule)}
.z-rowlink::before{
  content:"";
  position:absolute;left:calc(var(--pad)*-.5);right:calc(var(--pad)*-.5);top:0;bottom:0;
  background:var(--surface-2);
  transform:scaleY(0);transform-origin:bottom;
  transition:transform .5s var(--e-out);
  z-index:-1;
  border-radius:var(--radius);
}
.z-rowlink:hover::before,.z-rowlink:focus-visible::before{transform:scaleY(1);transform-origin:top}
.z-rowlink__n{
  font-family:var(--mono);font-size:var(--t-micro);
  color:var(--fg-mute);letter-spacing:.12em;
  transition:color .45s var(--e-out);
}
.z-rowlink:hover .z-rowlink__n{color:var(--accent)}
.z-rowlink__t{
  font-family:var(--display);
  font-size:clamp(1.05rem,.85rem + .85vw,1.65rem);
  font-weight:560;letter-spacing:-.025em;line-height:1.2;
  transition:transform .5s var(--e-out);
}
.z-rowlink:hover .z-rowlink__t{transform:translateX(.5rem)}
.z-rowlink__a{
  width:2.1em;height:2.1em;border-radius:50%;
  display:grid;place-items:center;
  box-shadow:inset 0 0 0 1px var(--rule);
  transition:background .45s var(--e-out),box-shadow .45s var(--e-out),transform .5s var(--e-out);
}
.z-rowlink__a svg{width:.85em;height:.85em}
.z-rowlink:hover .z-rowlink__a{
  background:var(--signal);color:#0a0e15;
  box-shadow:inset 0 0 0 1px transparent;
  transform:rotate(-45deg);
}

/* ------------------------------------------------ 6. Kaydırma göstergesi */
.z-progress{
  position:fixed;inset:0 0 auto 0;height:2px;z-index:120;
  background:transparent;pointer-events:none;
}
.z-progress i{
  display:block;height:100%;width:100%;
  background:linear-gradient(90deg,var(--blue-500),var(--signal));
  transform:scaleX(var(--p,0));transform-origin:left;
}

/* -------------------------------------------------------- 7. Özel imleç */
.z-cursor{
  position:fixed;top:0;left:0;z-index:200;
  pointer-events:none;
  mix-blend-mode:difference;
  will-change:transform;
}
.z-cursor__dot,.z-cursor__ring{
  position:absolute;top:0;left:0;border-radius:50%;
  transform:translate(-50%,-50%);
}
.z-cursor__dot{width:6px;height:6px;background:#fff}
.z-cursor__ring{
  width:38px;height:38px;
  border:1px solid rgba(255,255,255,.75);
  transition:width .35s var(--e-out),height .35s var(--e-out),
             background .35s var(--e-out),border-color .35s var(--e-out);
}
.z-cursor.is-hot .z-cursor__ring{width:66px;height:66px;background:rgba(255,255,255,.14);border-color:transparent}
.z-cursor.is-hot .z-cursor__dot{opacity:0}
.z-cursor__label{
  position:absolute;top:0;left:0;
  transform:translate(-50%,-50%) scale(.6);
  font-family:var(--mono);font-size:10px;letter-spacing:.16em;
  text-transform:uppercase;color:#fff;white-space:nowrap;
  opacity:0;transition:opacity .3s,transform .35s var(--e-out);
}
.z-cursor.has-label .z-cursor__label{opacity:1;transform:translate(-50%,-50%) scale(1)}
.z-cursor.has-label .z-cursor__ring{width:82px;height:82px;background:rgba(255,255,255,.16);border-color:transparent}
@media (hover:none),(pointer:coarse){.z-cursor{display:none}}

/* --------------------------------------------------------- 8. Önyükleme */
.z-boot{display:none}
.z-booted .z-boot{display:none!important}
/* perdesiz sayfalarda yumuşak giriş — tamamen CSS, JS'e bağlı değil */
.z-js.z-booted main{animation:z-page-in .55s var(--e-out) both}
@keyframes z-page-in{from{opacity:0}to{opacity:1}}
.z-js .z-boot{
  position:fixed;inset:0;z-index:300;
  background:var(--ink-900);
  display:grid;place-items:center;
  transition:opacity .5s ease;
}
.z-boot__inner{display:grid;gap:26px;justify-items:center;width:min(320px,72vw)}
.z-boot__logo{overflow:hidden}
.z-boot__logo img{
  height:38px;width:auto;
  transform:translateY(105%);
  animation:z-boot-logo .9s .1s var(--e-out) forwards;
}
@keyframes z-boot-logo{to{transform:translateY(0)}}
@keyframes z-draw{to{stroke-dashoffset:0}}
.z-boot__bar{width:100%;height:1px;background:var(--rule);overflow:hidden}
.z-boot__bar i{display:block;height:100%;background:var(--signal);transform:scaleX(var(--p,0));transform-origin:left}
.z-boot__pct{font-family:var(--mono);font-size:11px;letter-spacing:.24em;color:var(--fog-400)}
.z-boot.is-done{opacity:0;pointer-events:none}

/* ------------------------------------------------- 9. Sayfa geçiş perdesi */
.z-curtain{
  position:fixed;inset:0;z-index:180;pointer-events:none;
  display:grid;place-items:center;
  background:var(--ink-900);
  transform:translateY(100%);
  will-change:transform;
}
.z-curtain__label{
  font-family:var(--display);font-size:clamp(1.4rem,4vw,3rem);
  font-weight:600;letter-spacing:-.03em;color:var(--fog-100);
  opacity:0;transform:translateY(18px);
}
.z-curtain.is-in{animation:z-curtain-in .62s var(--e-in-out) forwards}
.z-curtain.is-out{animation:z-curtain-out .62s var(--e-in-out) forwards}
.z-curtain.is-in .z-curtain__label{animation:z-fade-up .5s .18s var(--e-out) forwards}
@keyframes z-curtain-in{from{transform:translateY(100%)}to{transform:translateY(0)}}
@keyframes z-curtain-out{from{transform:translateY(0)}to{transform:translateY(-100%)}}
@keyframes z-fade-up{to{opacity:1;transform:translateY(0)}}

/* ---------------------------------------------------------- 10. Başlık */
.z-header{
  position:fixed;inset:0 0 auto 0;z-index:140;
  height:var(--header-h);
  display:flex;align-items:center;
  transition:background .5s var(--e-out),box-shadow .5s var(--e-out),transform .55s var(--e-out);
  will-change:transform;
}
.z-header::before{
  content:"";position:absolute;inset:0;
  background:rgba(7,10,15,.72);
  backdrop-filter:blur(14px) saturate(140%);
  -webkit-backdrop-filter:blur(14px) saturate(140%);
  border-bottom:1px solid var(--rule-soft);
  opacity:0;transition:opacity .5s var(--e-out);
}
.z-header.is-stuck::before{opacity:1}
.z-header.is-hidden{transform:translateY(-101%)}
.z-header__in{
  position:relative;width:100%;max-width:var(--max);
  margin-inline:auto;padding-inline:var(--pad);
  display:flex;align-items:center;gap:clamp(16px,3vw,48px);
}
.z-brand{display:flex;align-items:center;gap:12px;flex:0 0 auto}
.z-brand img{height:clamp(26px,2.6vw,34px);width:auto}
.z-nav{
  display:flex;align-items:center;gap:clamp(14px,2vw,34px);
  margin-left:auto;
}
.z-nav__l{
  position:relative;
  font-size:var(--t-small);font-weight:500;
  color:var(--fog-200);
  padding:.4em 0;
  transition:color .35s var(--e-out);
}
.z-nav__l::after{
  content:"";position:absolute;left:0;right:0;bottom:0;height:1px;
  background:currentColor;transform:scaleX(0);transform-origin:right;
  transition:transform .45s var(--e-out);
}
.z-nav__l--btn{font-family:inherit;letter-spacing:inherit;cursor:pointer}
.z-nav__l--btn[aria-expanded="true"]{color:var(--signal)}
.z-nav__l:hover,.z-nav__l:focus-visible,.z-nav__l[aria-current]{color:#fff}
.z-nav__l:hover::after,.z-nav__l:focus-visible::after,.z-nav__l[aria-current]::after{transform:scaleX(1);transform-origin:left}
.z-header__cta{display:flex;align-items:center;gap:14px;flex:0 0 auto}
.z-phone{
  display:inline-flex;align-items:center;gap:.6em;
  font-family:var(--mono);font-size:var(--t-micro);
  letter-spacing:.12em;color:var(--fog-200);
  transition:color .35s var(--e-out);
}
.z-phone:hover{color:var(--signal)}
.z-phone__i{display:none}
.z-phone__pulse{
  width:6px;height:6px;border-radius:50%;background:var(--signal);
  box-shadow:0 0 0 0 rgba(215,242,74,.6);
  animation:z-pulse 2.4s ease-out infinite;
}
@keyframes z-pulse{
  0%{box-shadow:0 0 0 0 rgba(215,242,74,.55)}
  70%{box-shadow:0 0 0 9px rgba(215,242,74,0)}
  100%{box-shadow:0 0 0 0 rgba(215,242,74,0)}
}

/* menü tetikleyici */
.z-burger{
  position:relative;z-index:2;
  display:inline-flex;align-items:center;gap:.75em;
  padding:.7em 1.1em .7em 1.15em;
  border-radius:100px;
  box-shadow:inset 0 0 0 1px var(--rule);
  font-family:var(--mono);font-size:var(--t-micro);
  letter-spacing:.16em;text-transform:uppercase;color:#fff;
  transition:background .4s var(--e-out),box-shadow .4s var(--e-out),color .4s var(--e-out);
}
.z-burger:hover{background:var(--signal);color:#0a0e15;box-shadow:inset 0 0 0 1px transparent}
.z-burger__ico{display:grid;gap:4px;width:16px}
.z-burger__ico i{
  display:block;height:1.4px;background:currentColor;border-radius:2px;
  transition:transform .45s var(--e-out),width .45s var(--e-out),opacity .3s;
}
.z-burger__ico i:nth-child(2){width:70%;margin-left:auto}
.is-menu-open .z-burger__ico i:nth-child(1){transform:translateY(2.7px) rotate(45deg)}
.is-menu-open .z-burger__ico i:nth-child(2){opacity:0;width:0}
.is-menu-open .z-burger__ico i:nth-child(3){transform:translateY(-2.7px) rotate(-45deg)}
.is-menu-open .z-burger__ico{gap:4px}

/* ------------------------------------------------------- 11. Mega menü */
.z-menu{
  position:fixed;inset:0;z-index:130;
  background:var(--ink-850);
  display:grid;grid-template-rows:var(--header-h) 1fr auto;
  clip-path:inset(0 0 100% 0);
  transition:clip-path .78s var(--e-in-out);
  visibility:hidden;
}
.z-menu.is-open{clip-path:inset(0 0 0 0);visibility:visible}
.z-menu__bg{
  position:absolute;inset:0;pointer-events:none;opacity:.25;
  background:
    radial-gradient(60% 60% at 78% 18%,rgba(45,124,181,.4),transparent 70%),
    radial-gradient(50% 50% at 12% 88%,rgba(215,242,74,.12),transparent 70%);
}
.z-menu__body{
  position:relative;overflow-y:auto;overscroll-behavior:contain;
  padding-block:clamp(20px,3vw,44px);
}
.z-menu__grid{
  display:grid;
  grid-template-columns:minmax(0,.85fr) minmax(0,1.35fr);
  gap:clamp(28px,5vw,80px);
  align-items:start;
}
.z-menu__cats{display:grid;gap:2px}
.z-menu__cat{
  position:relative;
  display:flex;align-items:baseline;gap:.7em;
  padding:clamp(9px,1.1vw,15px) 0;
  font-family:var(--display);
  font-size:clamp(1.5rem,1rem + 2.4vw,3.1rem);
  font-weight:620;letter-spacing:-.04em;line-height:1.05;
  color:var(--fog-400);
  transition:color .45s var(--e-out),transform .55s var(--e-out);
}
.z-menu__cat i{
  font-family:var(--mono);font-size:var(--t-micro);font-style:normal;
  letter-spacing:.14em;color:var(--fog-500);flex:0 0 auto;
  transition:color .45s var(--e-out);
}
.z-menu__cat:hover,.z-menu__cat.is-active{color:#fff;transform:translateX(.4rem)}
.z-menu__cat.is-active i{color:var(--signal)}
/* paneller aynı hücrede üst üste — kap en yüksek panele göre büyür */
.z-menu__panels{display:grid}
.z-menu__panel{
  grid-area:1/1;
  display:grid;grid-template-columns:minmax(0,1fr) minmax(0,.4fr);
  gap:clamp(20px,3vw,44px);
  align-items:start;
  opacity:0;pointer-events:none;visibility:hidden;
  transition:opacity .4s var(--e-out),visibility .4s;
}
.z-menu__panel.is-active{opacity:1;pointer-events:auto;visibility:visible}
.z-menu__list{
  columns:3;column-gap:clamp(18px,2.2vw,36px);
}
@media (max-width:1280px){.z-menu__list{columns:2}}
@media (max-width:640px){.z-menu__list{columns:1}}
.z-menu__list > li{break-inside:avoid;margin-bottom:2px}
.z-menu__grp{margin-bottom:1.4em}
/* ÖNEMLİ: hover'da padding DEĞİŞTİRİLMEZ. Liste `columns` ile üç sütuna
   bölünüyor; dolgu eklemek metni bir satır daha sardırıp sütun dengesini
   bozuyor ve tüm başlıklar yerinden oynuyordu. transform düzeni etkilemez. */
.z-menu__list a{
  display:block;padding:.4em 0;
  font-size:var(--t-small);line-height:1.35;color:var(--fog-300);
  border-bottom:1px solid transparent;
  transform:translateX(0);
  transition:color .3s var(--e-out),transform .35s var(--e-out),border-color .3s;
}
.z-menu__list a:hover,.z-menu__list a:focus-visible{
  color:#fff;transform:translateX(.7em);border-color:var(--rule);
}
.z-menu__list a.z-menu__group{
  font-family:var(--mono);font-size:var(--t-micro);
  letter-spacing:.16em;text-transform:uppercase;line-height:1.5;
  color:var(--signal);padding:0 0 .6em;margin-bottom:.4em;
  border-bottom:1px solid var(--rule);
}
.z-menu__list a.z-menu__group:hover{transform:none;color:#fff;border-color:var(--signal)}
.z-menu__prev{
  position:sticky;top:0;
  aspect-ratio:4/5;overflow:hidden;
  border-radius:var(--radius-lg);background:var(--ink-700);
}
.z-menu__prev img{
  width:100%;height:100%;object-fit:cover;
  opacity:0;transform:scale(1.08);
  transition:opacity .7s var(--e-out),transform 1.2s var(--e-out);
}
.z-menu__panel.is-active .z-menu__prev img{opacity:.85;transform:scale(1)}
.z-menu__prev figcaption{
  position:absolute;left:0;right:0;bottom:0;
  padding:clamp(14px,2vw,24px);
  background:linear-gradient(transparent,rgba(7,10,15,.92));
  font-family:var(--mono);font-size:var(--t-micro);
  letter-spacing:.14em;text-transform:uppercase;color:var(--fog-200);
}
.z-menu__foot{
  position:relative;
  border-top:1px solid var(--rule);
  padding-block:clamp(14px,2vw,22px);
}
.z-menu__foot .z-wrap{
  display:flex;flex-wrap:wrap;gap:clamp(12px,3vw,40px);
  align-items:center;justify-content:space-between;
}
@media (max-width:900px){
  .z-menu__grid{grid-template-columns:1fr}
  .z-menu__panel{grid-template-columns:1fr;visibility:visible;opacity:1;pointer-events:auto;display:none}
  .z-menu__panel.is-active{display:grid}
  .z-menu__prev{display:none}
  .z-menu__cat{font-size:clamp(1.25rem,1rem + 2vw,2rem)}
}

/* menü açılış kademesi */
.z-menu .z-stagger{opacity:0;transform:translateY(22px)}
.z-menu.is-open .z-stagger{
  animation:z-fade-up .7s var(--e-out) forwards;
  animation-delay:calc(120ms + var(--i,0)*45ms);
}

/* ------------------------------------------------------------ 12. Hero */
.z-hero{
  position:relative;
  min-height:100svh;
  display:flex;align-items:flex-end;
  padding-top:calc(var(--header-h) + 40px);
  padding-bottom:clamp(28px,4vw,56px);
  overflow:hidden;
  background:var(--ink-900);
  isolation:isolate;
}
.z-hero__media{
  position:absolute;inset:-8% 0 0;z-index:-2;
  will-change:transform;
}
.z-hero__media img{
  width:100%;height:116%;object-fit:cover;object-position:center 42%;
}
.z-hero__scrim{
  position:absolute;inset:0;z-index:-1;
  background:
    linear-gradient(180deg,rgba(7,10,15,.78) 0%,rgba(7,10,15,.28) 34%,rgba(7,10,15,.86) 82%,var(--ink-900) 100%),
    linear-gradient(92deg,rgba(7,10,15,.9) 4%,rgba(7,10,15,.15) 62%);
}
.z-hero__canvas{
  position:absolute;inset:0;z-index:-1;
  width:100%;height:100%;opacity:.62;
  mix-blend-mode:screen;
}
.z-hero__in{position:relative;width:100%;display:grid;gap:clamp(28px,4vw,52px)}
.z-hero__copy{max-width:min(1120px,100%)}
.z-hero__title{
  font-family:var(--display);
  /* uzun CMS cümlelerini taşırmayan ölçek */
  font-size:clamp(2.15rem,.9rem + 4.1vw,5.4rem);
  font-weight:620;line-height:1.05;letter-spacing:-.042em;
  color:#fff;
  max-width:min(13em,100%);
  text-wrap:balance;
  margin-block:.4em .5em;
}
.z-hero__title em{
  font-style:normal;
  color:transparent;
  -webkit-text-stroke:1.2px rgba(255,255,255,.6);
  paint-order:stroke fill;
}
.z-hero__sub{
  max-width:46ch;
  font-size:var(--t-lead);color:var(--fog-200);font-weight:340;
}
.z-hero__acts{display:flex;flex-wrap:wrap;gap:14px;margin-top:clamp(22px,3vw,38px)}
.z-hero__foot{
  display:grid;
  grid-template-columns:minmax(0,1fr) auto;
  gap:clamp(20px,3vw,48px);
  align-items:end;
  border-top:1px solid var(--rule);
  padding-top:clamp(16px,2vw,26px);
  /* sağ alttaki yüzen butonlarla çakışmasın */
  padding-right:clamp(0px,4.5vw,72px);
}
.z-hero__scale{
  display:grid;
  grid-template-columns:repeat(auto-fit,minmax(150px,1fr));
  gap:clamp(10px,1.6vw,26px);
}
.z-hero__scale a{
  display:grid;gap:.45em;
  padding-top:.9em;
  border-top:1px solid transparent;
  transition:border-color .45s var(--e-out);
}
.z-hero__scale a:hover{border-top-color:var(--signal)}
.z-hero__scale b{
  font-family:var(--display);font-size:var(--t-small);
  font-weight:560;color:#fff;letter-spacing:-.01em;
}
.z-hero__scale span{
  font-family:var(--mono);font-size:var(--t-micro);
  letter-spacing:.16em;color:var(--fog-400);
}
.z-hero__hint{
  display:inline-flex;align-items:center;gap:.8em;
  font-family:var(--mono);font-size:var(--t-micro);
  letter-spacing:.18em;text-transform:uppercase;color:var(--fog-300);
  white-space:nowrap;
}
.z-hero__hint i{
  width:1px;height:34px;background:linear-gradient(var(--signal),transparent);
  position:relative;overflow:hidden;
}
.z-hero__hint i::after{
  content:"";position:absolute;inset:0;background:var(--signal);
  animation:z-drip 2s var(--e-in-out) infinite;
}
@keyframes z-drip{
  0%{transform:translateY(-100%)}
  60%,100%{transform:translateY(100%)}
}
@media (max-width:820px){
  .z-hero__copy{max-width:100%}
  .z-hero__foot{grid-template-columns:1fr}
  .z-hero__hint{display:none}
}

/* iç sayfa hero */
.z-phero{
  position:relative;
  min-height:clamp(420px,62vh,680px);
  display:flex;align-items:flex-end;
  padding-top:calc(var(--header-h) + 60px);
  padding-bottom:clamp(34px,5vw,72px);
  overflow:hidden;background:var(--ink-850);
}
.z-phero__media{position:absolute;inset:-6% 0 0;z-index:0;will-change:transform}
.z-phero__media img{width:100%;height:112%;object-fit:cover;object-position:center 45%}
.z-phero__scrim{
  position:absolute;inset:0;z-index:1;
  background:
    linear-gradient(180deg,rgba(7,10,15,.88) 0%,rgba(7,10,15,.40) 34%,rgba(7,10,15,.90) 76%,var(--ink-900) 100%),
    linear-gradient(94deg,rgba(7,10,15,.86) 0%,rgba(7,10,15,.40) 46%,rgba(7,10,15,.12) 78%);
}
.z-phero__in{position:relative;z-index:2;width:100%}
.z-phero__title{
  font-family:var(--display);font-size:var(--t-h1);
  font-weight:620;line-height:1.05;letter-spacing:-.04em;color:#fff;
  max-width:16em;margin-top:.35em;
  text-shadow:0 2px 30px rgba(0,0,0,.45);
}
.z-phero__lead{
  margin-top:1em;max-width:56ch;color:var(--fog-100);
  font-size:var(--t-lead);font-weight:340;
  text-shadow:0 1px 20px rgba(0,0,0,.5);
}
.z-crumbs{
  display:flex;flex-wrap:wrap;align-items:center;gap:.55em;
  font-family:var(--mono);font-size:var(--t-micro);
  letter-spacing:.14em;text-transform:uppercase;color:var(--fog-200);
  text-shadow:0 1px 14px rgba(0,0,0,.75);
}
.z-crumbs a{transition:color .3s}
.z-crumbs a:hover{color:var(--signal)}
.z-crumbs span{opacity:.4}

/* standart rozetleri (hero altı) */
.z-chips{
  display:flex;flex-wrap:wrap;align-items:center;gap:.55em;
  margin-top:clamp(20px,3vw,34px);
}
.z-chips__k{
  font-family:var(--mono);font-size:var(--t-micro);
  letter-spacing:.18em;text-transform:uppercase;color:var(--fog-400);
  margin-right:.6em;
}
.z-chip{
  font-family:var(--mono);font-size:var(--t-micro);font-weight:500;
  letter-spacing:.06em;
  color:var(--blue-300);
  padding:.55em .85em;border-radius:100px;
  box-shadow:inset 0 0 0 1px rgba(124,194,245,.32);
  background:rgba(45,124,181,.14);
  backdrop-filter:blur(6px);
  white-space:nowrap;
}

/* ------------------------------------------------------- 13. Yürüyen yazı */
.z-marquee{
  position:relative;
  display:flex;overflow:hidden;
  padding-block:clamp(16px,2vw,26px);
  border-block:1px solid var(--rule);
  background:var(--bg);
  --mq-gap:clamp(28px,4vw,64px);
}
.z-marquee__track{
  display:flex;flex:0 0 auto;gap:var(--mq-gap);
  padding-right:var(--mq-gap);
  will-change:transform;
}
.z-marquee__i{
  display:inline-flex;align-items:center;gap:var(--mq-gap);
  font-family:var(--display);
  font-size:clamp(1.1rem,.9rem + .9vw,1.9rem);
  font-weight:560;letter-spacing:-.03em;color:var(--fg-soft);
  white-space:nowrap;
  transition:color .4s;
}
.z-marquee__i:hover{color:var(--fg)}
.z-marquee__i::after{
  content:"";width:5px;height:5px;border-radius:50%;
  background:var(--signal);flex:0 0 auto;
}
.z-marquee--sm .z-marquee__i{font-size:var(--t-small);font-family:var(--mono);letter-spacing:.14em;text-transform:uppercase}

/* ---------------------------------------------------- 14. Ölçü kadranı */
.z-gauges{
  display:grid;
  grid-template-columns:repeat(4,minmax(0,1fr));
  gap:clamp(20px,3vw,48px);
}
/* 4 gösterge var: 3'e sarınca tek başına kalan dördüncü kötü duruyor → 2×2 */
@media (max-width:1080px){.z-gauges{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media (max-width:520px){.z-gauges{grid-template-columns:1fr}}
.z-gauge{display:grid;gap:1em;align-content:start;transition:transform .5s var(--e-out)}
a.z-gauge:hover{transform:translateY(-4px)}
a.z-gauge:hover .z-gauge__lb{color:var(--accent)}
.z-gauge__vis{position:relative;width:100%;max-width:150px;aspect-ratio:1}
.z-gauge__vis svg{width:100%;height:100%;transform:rotate(-90deg)}
.z-gauge__vis circle{fill:none;stroke-width:1.5;stroke-linecap:round}
.z-gauge__trk{stroke:var(--rule)}
.z-gauge__arc{
  stroke:var(--accent);
  stroke-dasharray:var(--c,283);
  stroke-dashoffset:var(--c,283);
  transition:stroke-dashoffset 1.8s var(--e-out);
}
.z-gauge.is-in .z-gauge__arc{stroke-dashoffset:calc(var(--c,283) - var(--c,283) * var(--v,0))}
/* Rakam halkanın tam ortasında dursun: line-height 1 + optik denge için
   yarım aksan payı kadar üst dolgu (rakamlarda alt kuyruk yok). */
.z-gauge__val{
  position:absolute;inset:0;display:grid;place-items:center;
  font-family:var(--display);font-weight:620;
  font-size:clamp(1.9rem,1.2rem + 2.2vw,3rem);
  line-height:1;
  letter-spacing:-.04em;color:var(--fg);
  font-variant-numeric:tabular-nums;
}
.z-gauge__lb{
  font-family:var(--display);font-weight:600;font-size:var(--t-h4);
  letter-spacing:-.02em;line-height:1.25;
  transition:color .4s var(--e-out);
}
.z-gauge__tx{font-size:var(--t-small);color:var(--fg-soft);max-width:34ch}
.z-gauge--signal .z-gauge__arc{stroke:var(--signal)}

/* sayı sayacı */
.z-count{font-variant-numeric:tabular-nums}

/* ------------------------------------------------ 15. Yatay ray (pin) */
.z-rail{position:relative;background:var(--bg)}
.z-rail__pin{
  position:sticky;top:0;height:100svh;
  display:flex;flex-direction:column;justify-content:center;
  overflow:hidden;
}
.z-rail__head{
  padding-inline:var(--pad);max-width:var(--max);margin-inline:auto;width:100%;
  display:flex;justify-content:space-between;align-items:flex-end;gap:24px;
  padding-bottom:clamp(20px,3vw,40px);
}
.z-rail__track{
  display:flex;gap:var(--gap);
  padding-inline:var(--pad);
  will-change:transform;
}
.z-rail__bar{
  margin:clamp(22px,3vw,40px) auto 0;
  width:min(420px,calc(100% - var(--pad)*2));
  height:1px;background:var(--rule);position:relative;
}
.z-rail__bar i{
  position:absolute;inset:0 auto 0 0;height:1px;
  background:var(--signal);
  transform:scaleX(var(--p,0));transform-origin:left;
}
.z-card{
  position:relative;flex:0 0 auto;
  width:clamp(260px,30vw,440px);
  aspect-ratio:3/4;
  border-radius:var(--radius-lg);
  overflow:hidden;background:var(--ink-700);
  isolation:isolate;
}
.z-card img{
  position:absolute;inset:0;width:100%;height:100%;object-fit:cover;
  transition:transform 1.1s var(--e-out),filter .6s var(--e-out);
  filter:saturate(.85) contrast(1.03);
}
.z-card:hover img{transform:scale(1.06);filter:saturate(1) contrast(1.05)}
.z-card::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(178deg,rgba(7,10,15,.15) 20%,rgba(7,10,15,.9));
  pointer-events:none;              /* üstündeki butonların tıklanmasını engellemesin */
}
.z-card__in{
  position:absolute;inset:auto 0 0 0;z-index:1;
  padding:clamp(18px,2vw,30px);
  display:grid;gap:.7em;
}
/* rayın sonundaki "tümünü gör" kartı — içerik gradyanın üstünde kalmalı */
.z-card--cta{
  background:var(--ink-700);
  display:grid;place-items:center;
  padding:clamp(20px,3vw,40px);
}
.z-card--cta > *{position:relative;z-index:1}
.z-card__n{
  font-family:var(--mono);font-size:var(--t-micro);
  letter-spacing:.2em;color:var(--signal);
}
.z-card__t{
  font-family:var(--display);
  font-size:clamp(1.15rem,.9rem + 1vw,1.85rem);
  font-weight:600;letter-spacing:-.03em;line-height:1.1;color:#fff;
}
.z-card__x{font-size:var(--t-small);color:var(--fog-300);
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.z-card__c{
  position:absolute;top:clamp(16px,2vw,26px);right:clamp(16px,2vw,26px);z-index:1;
  width:2.5em;height:2.5em;border-radius:50%;
  display:grid;place-items:center;
  background:rgba(255,255,255,.1);backdrop-filter:blur(6px);
  color:#fff;
  transition:background .45s var(--e-out),color .45s var(--e-out),transform .55s var(--e-out);
}
.z-card:hover .z-card__c{background:var(--signal);color:#0a0e15;transform:rotate(-45deg)}
.z-card__c svg{width:1em;height:1em}
@media (max-width:820px){
  .z-rail__pin{position:static;height:auto;padding-block:var(--sec)}
  .z-rail__track{
    overflow-x:auto;scroll-snap-type:x mandatory;
    padding-bottom:16px;transform:none !important;
    scrollbar-width:none;
  }
  .z-rail__track::-webkit-scrollbar{display:none}
  .z-card{scroll-snap-align:start;width:min(78vw,340px)}
  .z-rail__bar{display:none}
}

/* --------------------------------------------- 16. İndeks + önizleme */
.z-index{position:relative}
.z-index__prev{
  position:fixed;top:0;left:0;z-index:5;
  width:clamp(200px,20vw,300px);aspect-ratio:4/3;
  border-radius:var(--radius-lg);overflow:hidden;
  pointer-events:none;opacity:0;
  transform:translate(-50%,-50%) scale(.9);
  transition:opacity .4s var(--e-out),transform .6s var(--e-out);
  box-shadow:0 30px 70px -20px rgba(0,0,0,.6);
  will-change:transform;
}
.z-index__prev.is-on{opacity:1;transform:translate(-50%,-50%) scale(1)}
.z-index__prev img{
  position:absolute;inset:0;width:100%;height:100%;object-fit:cover;
  opacity:0;transition:opacity .35s ease;
}
.z-index__prev img.is-on{opacity:1}
@media (hover:none),(pointer:coarse),(max-width:900px){.z-index__prev{display:none}}

/* ----------------------------------------------------- 17. İçerik (prose) */
.z-prose{
  font-size:var(--t-body);
  line-height:1.72;
  color:var(--fg-soft);
  max-width:74ch;
}
.z-prose > * + *{margin-top:1.15em}
.z-prose p{text-wrap:pretty}
.z-prose strong,.z-prose b{color:var(--fg);font-weight:600}
.z-prose a{color:var(--accent);text-decoration:underline;text-underline-offset:3px;text-decoration-thickness:1px}
.z-prose h3,.z-prose h4{
  font-family:var(--display);color:var(--fg);
  font-size:var(--t-h3);font-weight:620;letter-spacing:-.03em;line-height:1.14;
  margin-top:2.2em;
  padding-top:1.1em;
  border-top:1px solid var(--rule);
  position:relative;
}
.z-prose h3::before,.z-prose h4::before{
  content:"";position:absolute;top:-1px;left:0;width:52px;height:1px;background:var(--accent);
}
.z-prose h5{font-family:var(--display);color:var(--fg);font-size:var(--t-h4);font-weight:600;margin-top:1.8em}
.z-prose > :first-child{margin-top:0}
.z-prose .z-lead-p,.z-prose > p:first-of-type{
  font-size:var(--t-lead);line-height:1.52;color:var(--fg);font-weight:340;
}
.z-prose blockquote{
  border-left:2px solid var(--accent);
  padding:.2em 0 .2em 1.4em;margin-left:0;
  font-size:var(--t-lead);color:var(--fg);font-weight:340;
}
.z-prose img{border-radius:var(--radius-lg);margin-block:2em}
.z-prose code.z-std{
  font-family:var(--mono);font-size:.82em;font-weight:500;
  letter-spacing:.02em;
  color:var(--accent);
  background:color-mix(in srgb,var(--accent) 12%,transparent);
  padding:.16em .34em;border-radius:3px;
  white-space:nowrap;
}
/* madde listesi */
.z-prose .z-list{display:grid;gap:.55em;margin-top:1.2em}
.z-prose .z-list li{
  position:relative;padding-left:1.6em;
}
.z-prose .z-list li::before{
  content:"";position:absolute;left:.15em;top:.72em;
  width:.5em;height:1px;background:var(--accent);
}
/* sıralı liste */
.z-prose .z-olist{
  display:grid;gap:.1em;margin-top:1.3em;
  counter-reset:z-ol;
  border-top:1px solid var(--rule);
}
.z-prose .z-olist li{
  counter-increment:z-ol;
  position:relative;
  display:grid;grid-template-columns:auto minmax(0,1fr);
  gap:1em;align-items:baseline;
  padding:.85em 0;
  border-bottom:1px solid var(--rule);
  color:var(--fg);
}
.z-prose .z-olist li::before{
  content:counter(z-ol,decimal-leading-zero);
  font-family:var(--mono);font-size:var(--t-micro);
  letter-spacing:.1em;color:var(--accent);
}

/* onay listesi */
.z-prose .z-check{
  display:grid;gap:.1em;margin-top:1.4em;
  border-top:1px solid var(--rule);
}
.z-prose .z-check li{
  position:relative;
  display:grid;grid-template-columns:auto minmax(0,1fr);
  gap:.9em;align-items:start;
  padding:.85em 0;
  border-bottom:1px solid var(--rule);
  color:var(--fg);
}
.z-prose .z-check li::before{
  content:"";
  width:1.15em;height:1.15em;margin-top:.22em;
  border-radius:50%;
  background:
    linear-gradient(var(--accent),var(--accent)) padding-box,
    linear-gradient(var(--accent),var(--accent)) border-box;
  -webkit-mask:
    linear-gradient(#000,#000),
    url("data:image/svg+xml;charset=utf-8,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'%3E%3Cpath d='M5 13l4 4L19 7' fill='none' stroke='%23000' stroke-width='3.2' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E");
  -webkit-mask-composite:xor;
  mask:
    linear-gradient(#000,#000),
    url("data:image/svg+xml;charset=utf-8,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'%3E%3Cpath d='M5 13l4 4L19 7' fill='none' stroke='%23000' stroke-width='3.2' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E");
  mask-composite:exclude;
  flex:0 0 auto;
}
.z-prose table{
  width:100%;border-collapse:collapse;font-size:var(--t-small);
  margin-block:1.8em;
}
.z-prose th,.z-prose td{
  text-align:left;padding:.85em 1em;border-bottom:1px solid var(--rule);
}
.z-prose th{
  font-family:var(--mono);font-size:var(--t-micro);letter-spacing:.14em;
  text-transform:uppercase;color:var(--fg-mute);font-weight:500;
}

/* makale düzeni: yan sütun + gövde */
.z-article{
  display:grid;
  grid-template-columns:minmax(0,.32fr) minmax(0,1fr);
  gap:clamp(28px,5vw,90px);
  align-items:start;
}
.z-aside{position:sticky;top:calc(var(--header-h) + 28px);display:grid;gap:clamp(20px,2.5vw,32px)}
.z-aside__block{display:grid;gap:.75em;padding-top:1.1em;border-top:1px solid var(--rule)}
.z-aside__k{font-family:var(--mono);font-size:var(--t-micro);letter-spacing:.18em;text-transform:uppercase;color:var(--fg-mute)}
.z-aside__v{font-size:var(--t-small);color:var(--fg)}
.z-aside__nav{display:grid;gap:.1em}
.z-aside__nav a{
  display:flex;gap:.7em;align-items:baseline;
  padding:.5em 0;font-size:var(--t-small);color:var(--fg-soft);
  border-bottom:1px solid var(--rule-soft);
  transition:color .3s,padding-left .35s var(--e-out);
}
.z-aside__nav a:hover{color:var(--fg);padding-left:.5em}
.z-aside__nav a[aria-current]{color:var(--accent)}
.z-aside__nav em{font-family:var(--mono);font-style:normal;font-size:var(--t-micro);color:var(--fg-mute)}
@media (max-width:900px){
  .z-article{grid-template-columns:1fr}
  .z-aside{position:static}
}

/* ------------------------------------------- 17b. Künye + SSS (AEO) */
/* Yapay zeka asistanlarının ve arama motorlarının sayfadan doğrudan
   alıntılayabileceği, taranabilir bilgi blokları. */
.z-facts{
  display:grid;gap:0;margin:0 0 .4em;
  border-top:1px solid var(--rule);
}
.z-facts__row{
  display:grid;gap:.25em;
  padding:.85em 0;
  border-bottom:1px solid var(--rule);
}
.z-facts dt{
  font-family:var(--mono);font-size:var(--t-micro);
  letter-spacing:.16em;text-transform:uppercase;color:var(--fg-mute);
}
.z-facts dd{margin:0;font-size:var(--t-small);color:var(--fg);line-height:1.45}

.z-faq{
  margin-top:clamp(40px,5vw,72px);
  padding-top:clamp(24px,3vw,40px);
  border-top:1px solid var(--rule);
  max-width:74ch;
}
.z-faq h2{margin-bottom:1em}
.z-faq__i{
  border-bottom:1px solid var(--rule);
}
.z-faq__i summary{
  list-style:none;cursor:pointer;
  display:flex;align-items:flex-start;gap:1em;
  padding:1.05em 0;
  font-family:var(--display);font-size:var(--t-h4);font-weight:600;
  letter-spacing:-.02em;line-height:1.3;color:var(--fg);
  transition:color .3s var(--e-out);
}
.z-faq__i summary::-webkit-details-marker{display:none}
.z-faq__i summary::after{
  content:"";flex:0 0 auto;margin-left:auto;
  width:1em;height:1em;margin-top:.2em;
  background:currentColor;
  -webkit-mask:url("data:image/svg+xml;charset=utf-8,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'%3E%3Cpath d='M12 5v14M5 12h14' fill='none' stroke='%23000' stroke-width='2' stroke-linecap='round'/%3E%3C/svg%3E") center/contain no-repeat;
  mask:url("data:image/svg+xml;charset=utf-8,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'%3E%3Cpath d='M12 5v14M5 12h14' fill='none' stroke='%23000' stroke-width='2' stroke-linecap='round'/%3E%3C/svg%3E") center/contain no-repeat;
  transition:transform .4s var(--e-out);
}
.z-faq__i[open] summary::after{transform:rotate(135deg)}
.z-faq__i summary:hover{color:var(--accent)}
.z-faq__i p{
  margin:0;padding:0 0 1.3em;
  font-size:var(--t-body);line-height:1.7;color:var(--fg-soft);
  max-width:68ch;
}

/* ------------------------------------------------------ 18. Kart ızgara */
.z-cards{
  display:grid;gap:var(--gap);
  /* auto-fit: öğe sayısı az olduğunda boş ray bırakmaz (auto-fill bırakıyordu) */
  grid-template-columns:repeat(auto-fit,minmax(min(100%,258px),1fr));
}
/* Öğe sayısı sabit (4) olan ızgaralar: auto-fill 3+1 öksüz sütun bırakıyor,
   bunun yerine 4 → 2×2 → 1 basamaklarıyla her zaman dolu satır. */
.z-cards--four{grid-template-columns:repeat(4,minmax(0,1fr))}
@media (max-width:1000px){.z-cards--four{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media (max-width:520px){.z-cards--four{grid-template-columns:1fr}}
.z-tile{
  position:relative;display:grid;gap:1em;
  padding:clamp(20px,2.2vw,32px);
  background:var(--surface);
  border:1px solid var(--rule);
  border-radius:var(--radius-lg);
  overflow:hidden;
  transition:border-color .45s var(--e-out),transform .55s var(--e-out),background .45s var(--e-out);
}
.z-tile::before{
  content:"";position:absolute;inset:0;
  background:radial-gradient(420px circle at var(--mx,50%) var(--my,0%),
             color-mix(in srgb,var(--accent) 16%,transparent),transparent 62%);
  opacity:0;transition:opacity .5s var(--e-out);pointer-events:none;
}
.z-tile:hover{border-color:color-mix(in srgb,var(--accent) 45%,var(--rule));transform:translateY(-4px)}
.z-tile:hover::before{opacity:1}
.z-tile__n{font-family:var(--mono);font-size:var(--t-micro);letter-spacing:.2em;color:var(--fg-mute)}
.z-tile__t{font-family:var(--display);font-size:var(--t-h4);font-weight:600;letter-spacing:-.025em;line-height:1.2}
.z-tile__x{font-size:var(--t-small);color:var(--fg-soft)}
.z-tile__l{
  margin-top:auto;padding-top:.4em;
  font-family:var(--mono);font-size:var(--t-micro);letter-spacing:.16em;
  text-transform:uppercase;color:var(--accent);
  display:inline-flex;align-items:center;gap:.6em;
}
.z-tile__l svg{width:.9em;height:.9em;transition:transform .45s var(--e-out)}
.z-tile:hover .z-tile__l svg{transform:translateX(4px)}

/* medya kartı (blog) */
.z-post{display:grid;gap:1.1em;align-content:start}
.z-post__fig{
  position:relative;overflow:hidden;border-radius:var(--radius-lg);
  aspect-ratio:16/11;background:var(--surface-2);
}
.z-post__fig img{width:100%;height:100%;object-fit:cover;transition:transform 1s var(--e-out)}
.z-post:hover .z-post__fig img{transform:scale(1.05)}
.z-post__fig::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(transparent 55%,rgba(7,10,15,.55));
  opacity:0;transition:opacity .5s;
}
.z-post:hover .z-post__fig::after{opacity:1}
.z-post__t{font-family:var(--display);font-size:var(--t-h4);font-weight:600;letter-spacing:-.025em;line-height:1.22}
.z-post__x{font-size:var(--t-small);color:var(--fg-soft);
  display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden}
.z-post__m{font-family:var(--mono);font-size:var(--t-micro);letter-spacing:.16em;text-transform:uppercase;color:var(--fg-mute)}

/* -------------------------------------------------------- 19. Referans */
.z-quotes{position:relative;display:grid;gap:clamp(24px,3vw,40px)}
/* 3 referans var: 2 sütuna sarınca öksüz kalan üçüncü kötü duruyor → tek sütun */
@media (max-width:900px){.z-grid--quotes{grid-template-columns:1fr}}
.z-quote{
  display:grid;gap:1.4em;
  padding:clamp(24px,3vw,44px);
  border:1px solid var(--rule);border-radius:var(--radius-lg);
  background:var(--surface);
}
.z-quote__t{
  font-family:var(--display);font-size:var(--t-h3);font-weight:500;
  letter-spacing:-.03em;line-height:1.25;color:var(--fg);text-wrap:pretty;
}
.z-quote__b{display:flex;align-items:center;gap:1em}
.z-quote__b img{width:46px;height:46px;border-radius:50%;object-fit:cover;flex:0 0 auto}
.z-quote__n{font-weight:600;color:var(--fg);font-size:var(--t-small)}
.z-quote__r{font-family:var(--mono);font-size:var(--t-micro);letter-spacing:.14em;text-transform:uppercase;color:var(--fg-mute)}

/* ------------------------------------------------------------ 20. Form */
.z-form{display:grid;gap:clamp(18px,2vw,26px)}
.z-form__grid{display:grid;gap:clamp(14px,1.6vw,22px);grid-template-columns:repeat(2,minmax(0,1fr))}
@media (max-width:640px){.z-form__grid{grid-template-columns:1fr}}
.z-field{position:relative;display:block}
.z-field input,.z-field textarea{
  width:100%;
  background:transparent;
  border:0;border-bottom:1px solid var(--rule);
  padding:1.5em 0 .7em;
  font-size:var(--t-body);
  color:var(--fg);
  border-radius:0;
  transition:border-color .4s var(--e-out);
}
.z-field textarea{resize:vertical;min-height:120px}
.z-field input:focus,.z-field textarea:focus{outline:0;border-bottom-color:var(--accent)}
.z-field__lb{
  position:absolute;left:0;top:1.4em;
  font-size:var(--t-body);color:var(--fg-mute);
  pointer-events:none;transform-origin:left;
  transition:transform .4s var(--e-out),color .4s var(--e-out);
}
.z-field input:focus ~ .z-field__lb,
.z-field textarea:focus ~ .z-field__lb,
.z-field input:not(:placeholder-shown) ~ .z-field__lb,
.z-field textarea:not(:placeholder-shown) ~ .z-field__lb{
  transform:translateY(-1.55em) scale(.72);
  color:var(--accent);
}
.z-field__bar{
  position:absolute;left:0;bottom:0;height:1px;width:100%;
  background:var(--accent);transform:scaleX(0);transform-origin:left;
  transition:transform .55s var(--e-out);
}
.z-field input:focus ~ .z-field__bar,.z-field textarea:focus ~ .z-field__bar{transform:scaleX(1)}
.z-field--full{grid-column:1/-1}
.z-form__note{font-size:var(--t-small);color:var(--fg-mute)}
.z-form__foot{display:flex;flex-wrap:wrap;gap:18px;align-items:center;justify-content:space-between}
.z-alert{
  padding:1em 1.2em;border-radius:var(--radius-lg);
  border:1px solid color-mix(in srgb,var(--signal) 45%,transparent);
  background:color-mix(in srgb,var(--signal) 12%,transparent);
  color:var(--fg);font-size:var(--t-small);
}

/* iletişim kartları */
.z-contacts{display:grid;gap:1px;background:var(--rule);border:1px solid var(--rule);border-radius:var(--radius-lg);overflow:hidden}
.z-contact{
  display:grid;gap:.5em;padding:clamp(20px,2.4vw,34px);
  background:var(--bg);
  transition:background .45s var(--e-out);
}
.z-contact:hover{background:var(--surface)}
.z-contact__k{font-family:var(--mono);font-size:var(--t-micro);letter-spacing:.18em;text-transform:uppercase;color:var(--fg-mute)}
.z-contact__v{font-family:var(--display);font-size:var(--t-h4);font-weight:560;letter-spacing:-.02em;line-height:1.3}
.z-contact__v a{transition:color .3s}
.z-contact__v a:hover{color:var(--accent)}

/* harita — tıklayınca yüklenir */
.z-map{
  position:relative;aspect-ratio:21/9;min-height:320px;
  background:var(--surface-2);border-radius:var(--radius-lg);overflow:hidden;
  border:1px solid var(--rule);
}
.z-map iframe{position:absolute;inset:0;width:100%;height:100%;border:0}
.z-map__ph{
  position:absolute;inset:0;display:grid;place-items:center;gap:1em;
  align-content:center;text-align:center;padding:24px;
  background:
    repeating-linear-gradient(0deg,transparent 0 39px,var(--rule-soft) 39px 40px),
    repeating-linear-gradient(90deg,transparent 0 39px,var(--rule-soft) 39px 40px),
    var(--surface-2);
}
@media (max-width:640px){.z-map{aspect-ratio:4/3}}

/* --------------------------------------------------------- 21. CTA bandı */
.z-cta{
  position:relative;overflow:hidden;
  background:var(--ink-850);
  padding-block:clamp(64px,8vw,128px);
  isolation:isolate;
}
.z-cta__bg{
  position:absolute;inset:0;z-index:-1;opacity:.5;
  background:
    radial-gradient(70% 120% at 82% 8%,rgba(45,124,181,.55),transparent 62%),
    radial-gradient(50% 90% at 8% 96%,rgba(215,242,74,.14),transparent 66%);
}
.z-cta__in{display:grid;gap:clamp(24px,3vw,44px);justify-items:start}
.z-cta__t{
  font-family:var(--display);font-size:var(--t-h1);
  font-weight:620;letter-spacing:-.04em;line-height:1.05;color:#fff;
  max-width:16ch;
}
.z-cta__acts{display:flex;flex-wrap:wrap;gap:14px}

/* --------------------------------------------------------- 22. Alt bilgi */
.z-footer{background:var(--ink-900);color:var(--fog-300);position:relative;overflow:hidden}
.z-footer__top{
  display:grid;
  grid-template-columns:minmax(0,1.15fr) repeat(3,minmax(0,.72fr));
  gap:clamp(28px,4vw,60px);
  padding-block:clamp(48px,6vw,88px);
}
.z-footer h4{
  font-family:var(--mono);font-size:var(--t-micro);
  letter-spacing:.2em;text-transform:uppercase;color:var(--fog-500);
  margin-bottom:1.5em;font-weight:500;
}
.z-footer li + li{margin-top:.55em}
.z-footer a{transition:color .3s}
.z-footer a:hover{color:#fff}
.z-footer__brand{display:grid;gap:1.2em;align-content:start;max-width:36ch}
.z-footer__brand img{height:34px;width:auto}
.z-footer__soc{display:flex;gap:10px;margin-top:.4em}
.z-footer__soc a{
  width:38px;height:38px;border-radius:50%;
  display:grid;place-items:center;
  box-shadow:inset 0 0 0 1px var(--rule);
  transition:background .4s var(--e-out),color .4s,box-shadow .4s;
}
.z-footer__soc a:hover{background:var(--signal);color:#0a0e15;box-shadow:inset 0 0 0 1px transparent}
.z-footer__soc svg{width:16px;height:16px}
.z-footer__word{
  position:relative;
  padding:clamp(10px,2vw,24px) var(--pad);
  border-top:1px solid var(--rule);
  overflow:hidden;
  max-width:var(--max);
  margin-inline:auto;
}
.z-footer__word svg{width:100%;height:auto;display:block}
.z-footer__word text{
  font-family:var(--display);
  font-size:120px;font-weight:700;
  fill:none;
  stroke:rgba(255,255,255,.15);
  stroke-width:1;
  user-select:none;
}
.z-footer__bot{
  display:flex;flex-wrap:wrap;gap:14px 32px;
  align-items:center;justify-content:space-between;
  padding-block:clamp(18px,2vw,26px);
  border-top:1px solid var(--rule);
  font-family:var(--mono);font-size:var(--t-micro);
  letter-spacing:.12em;color:var(--fog-500);
}
@media (max-width:900px){
  .z-footer__top{grid-template-columns:repeat(2,minmax(0,1fr))}
  .z-footer__brand{grid-column:1/-1}
}
@media (max-width:560px){.z-footer__top{grid-template-columns:1fr}}

/* --------------------------------------------------- 23. Yüzen eylemler */
.z-dock{
  position:fixed;right:clamp(14px,2vw,28px);bottom:clamp(14px,2vw,28px);
  z-index:110;display:grid;gap:10px;
}
.z-dock a,.z-dock button{
  width:clamp(44px,4vw,52px);height:clamp(44px,4vw,52px);
  border-radius:50%;display:grid;place-items:center;
  background:var(--ink-700);color:var(--fog-100);
  box-shadow:0 10px 30px -12px rgba(0,0,0,.8),inset 0 0 0 1px var(--rule);
  transition:background .4s var(--e-out),color .4s,transform .5s var(--e-spring);
}
.z-dock a:hover,.z-dock button:hover{transform:translateY(-3px) scale(1.05)}
.z-dock .z-dock--wa:hover{background:#25d366;color:#04220f}
.z-dock svg{width:20px;height:20px}
.z-dock__top{opacity:0;pointer-events:none;transition:opacity .4s}
.z-dock__top.is-on{opacity:1;pointer-events:auto}

/* ------------------------------------------------- 24. Animasyon temel */
/* ÖNEMLİ: gizleme durumları yalnızca JS çalışıyorken (.z-js) uygulanır.
   Script yüklenmezse/bozulursa içerik olduğu gibi görünür. */
.z-js [data-reveal]{
  opacity:0;
  will-change:transform,opacity;
}
.z-js [data-reveal="up"]{transform:translateY(38px)}
.z-js [data-reveal="down"]{transform:translateY(-28px)}
.z-js [data-reveal="left"]{transform:translateX(46px)}
.z-js [data-reveal="right"]{transform:translateX(-46px)}
.z-js [data-reveal="scale"]{transform:scale(.94)}
.z-js [data-reveal="mask"]{clip-path:inset(0 0 100% 0);opacity:1;transform:none}
.z-js [data-reveal="wipe"]{clip-path:inset(0 100% 0 0);opacity:1;transform:none}
[data-reveal].is-in{
  opacity:1;transform:none;
  transition:opacity .95s var(--e-out),transform 1.05s var(--e-out),clip-path 1.1s var(--e-in-out);
  transition-delay:calc(var(--d,0)*1ms);
}
/* clip-path YALNIZCA maske/silme türlerine uygulanır.
   Genel kurala konulduğunda `inset(0 0 0 0)` öğeyi kendi kutusuna kırpıyor ve
   negatif kenar boşluklu satır maskelerinin kutu dışına taşan kısmını —
   yani tam da Ö/İ/Ü gibi büyük harf aksanlarının bulunduğu şeridi — kesiyordu. */
[data-reveal="mask"].is-in,[data-reveal="wipe"].is-in{clip-path:inset(0 0 0 0)}

/* satırlara bölünmüş başlıklarda blok animasyonu devre dışı — maske yeter */
.z-js [data-reveal].z-split-done{opacity:1;transform:none}

/* ÖNEMLİ — Türkçe aksan payı.
   Başlıklarda satır yüksekliği 0.98'e kadar sıkıştırılıyor; oysa İ noktası,
   ğ şapkası, ş/ç kuyruğu bu kutunun dışına taşar. overflow:hidden maskesi
   bunları kırpıyordu. Çözüm: maske kutusunu dolguyla büyüt, negatif kenar
   boşluğuyla düzeni aynı bırak, kaydırma miktarını dolguyu da aşacak kadar
   artır (yoksa metin dolgu alanında görünür kalır). */
:root{
  /* Cömert tutuluyor: negatif kenar boşluğu birebir telafi ettiği için
     düzene hiçbir maliyeti yok, karşılığında hiçbir aksan riske girmiyor. */
  --mask-top:.45em;      /* İ, Ö, Ü, ğ — üst aksanlar */
  --mask-bottom:.42em;   /* ş, ç, g, y, j — alt kuyruklar */
}

/* kelime maskesi (başlıklar) */
.z-w{
  display:inline-block;overflow:hidden;vertical-align:top;
  padding-top:var(--mask-top);padding-bottom:var(--mask-bottom);
  margin-top:calc(var(--mask-top)*-1);margin-bottom:calc(var(--mask-bottom)*-1);
}
.z-js .z-w > i{
  display:inline-block;font-style:inherit;
  transform:translateY(210%);
  transition:transform 1.05s var(--e-out);
  transition-delay:calc(var(--i,0)*52ms + var(--d,0)*1ms);
}
.is-in .z-w > i,.z-w.is-in > i{transform:translateY(0)}

/* Bölünmüş başlığın kabı grid olmalı: blok akışında bitişik negatif kenar
   boşlukları çakışıp (margin collapsing) yalnız biri uygulanır ve satır
   aralığı açılır. Grid'de çakışma olmaz, dolgu birebir telafi edilir. */
.z-split-done{display:grid}

/* satır maskesi (JS ile bölünen — yalnızca JS varken oluşur) */
.z-line{
  display:block;overflow:hidden;
  padding-top:var(--mask-top);padding-bottom:var(--mask-bottom);
  margin-top:calc(var(--mask-top)*-1);margin-bottom:calc(var(--mask-bottom)*-1);
}
.z-line > span{
  display:block;
  transform:translateY(210%);
  transition:transform 1.05s var(--e-out);
  transition-delay:calc(var(--i,0)*80ms + var(--d,0)*1ms);
}
.is-in .z-line > span{transform:translateY(0)}

/* kademeli çocuklar */
.z-js [data-stagger] > *{
  opacity:0;transform:translateY(26px);
}
[data-stagger].is-in > *{
  opacity:1;transform:none;
  transition:opacity .8s var(--e-out),transform .9s var(--e-out);
  transition-delay:calc(var(--i,0)*1ms + var(--sd,80)*1ms*var(--n,0));
}

/* prose içi kademeli liste */
.z-js .z-prose .z-check li,.z-js .z-prose .z-list li,.z-js .z-prose .z-olist li{
  opacity:0;transform:translateY(14px);
}
.z-prose.is-in .z-check li,.z-prose.is-in .z-list li,.z-prose.is-in .z-olist li{
  opacity:1;transform:none;
  transition:opacity .6s var(--e-out),transform .7s var(--e-out);
  transition-delay:calc(var(--i,0)*70ms + 120ms);
}

/* çizgi çizimi */
[data-draw]{
  stroke-dasharray:var(--len,1000);
  stroke-dashoffset:var(--len,1000);
}
[data-draw].is-in{
  stroke-dashoffset:0;
  transition:stroke-dashoffset 1.8s var(--e-out) var(--d,0ms);
}

/* parallax kancası — JS --py yazar */
[data-parallax]{will-change:transform}

/* -------------------------------------------- 25. Süreç (çizgi çizimi) */
.z-steps{
  position:relative;
  display:grid;gap:clamp(28px,4vw,56px);
  grid-template-columns:repeat(2,minmax(0,1fr));
}
/* Bağlayıcı çizgi yalnızca dört adım TEK SATIRDA olduğunda anlamlı;
   sarma olduğunda ikinci satırda karşılığı olmadığı için gizlenir. */
.z-steps::before{display:none}
@media (min-width:1120px){
  .z-steps{grid-template-columns:repeat(4,minmax(0,1fr))}
  .z-steps::before{
    content:"";display:block;position:absolute;left:0;right:0;top:calc(1.35em + 12px);height:1px;
    background:var(--rule);
  }
}
@media (max-width:560px){.z-steps{grid-template-columns:1fr}}
.z-step{position:relative;display:grid;gap:.9em;align-content:start;padding-top:0}
.z-step__n{
  position:relative;z-index:1;
  width:2.7em;height:2.7em;border-radius:50%;
  display:grid;place-items:center;
  background:var(--bg);
  box-shadow:inset 0 0 0 1px var(--rule);
  font-family:var(--mono);font-size:var(--t-micro);letter-spacing:.1em;
  color:var(--fg-mute);
  transition:box-shadow .5s var(--e-out),color .5s,background .5s;
}
.z-step:hover .z-step__n{box-shadow:inset 0 0 0 1px var(--accent);color:var(--accent)}
.z-step__t{font-family:var(--display);font-size:var(--t-h4);font-weight:600;letter-spacing:-.025em}
.z-step__x{font-size:var(--t-small);color:var(--fg-soft)}

/* ------------------------------------------------ 26. Sayfa içi ilerleme */
.z-read{
  position:relative;height:2px;background:var(--rule);border-radius:2px;overflow:hidden;
}
.z-read i{
  display:block;height:100%;background:var(--accent);
  transform:scaleX(var(--p,0));transform-origin:left;
}

/* --------------------------------------------------------- 27. Yardımcı */
.z-vh{
  position:absolute!important;width:1px;height:1px;
  padding:0;margin:-1px;overflow:hidden;
  clip:rect(0 0 0 0);white-space:nowrap;border:0;
}
.z-skip{
  position:fixed;top:8px;left:8px;z-index:400;
  padding:.8em 1.2em;border-radius:100px;
  background:var(--signal);color:#0a0e15;font-weight:600;font-size:var(--t-small);
  transform:translateY(-160%);transition:transform .3s var(--e-out);
}
.z-skip:focus{transform:translateY(0)}
.z-mt-0{margin-top:0}
/* yalnızca imleçli cihazlarda anlamlı olan ipuçları */
@media (hover:none),(pointer:coarse),(max-width:900px){.z-onhover{display:none}}
.z-noise{
  position:fixed;inset:0;z-index:150;pointer-events:none;
  opacity:.035;mix-blend-mode:overlay;
  background-image:url("data:image/svg+xml;charset=utf-8,%3Csvg xmlns='http://www.w3.org/2000/svg' width='140' height='140'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.85' numOctaves='3'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
}

/* ------------------------------------------------------ 28. Duyarlılık */
@media (max-width:1100px){
  .z-split{grid-template-columns:1fr}
  .z-head{grid-template-columns:1fr;align-items:start}
  .z-head__aside{padding-bottom:0}
}
/* Masaüstünde "Hizmetlerimiz" üst menüde olduğu için sağdaki tetikleyici
   gereksiz; yalnızca nav'ın gizlendiği dar ekranlarda görünür. */
@media (min-width:901px){
  .z-burger[data-menu-open]{display:none}
}

@media (max-width:900px){
  .z-nav{display:none}
  /* nav gizlenince otomatik boşluğu CTA devralmalı, yoksa sola yapışır */
  .z-header__cta{margin-left:auto}
  .z-grid--4{grid-template-columns:repeat(2,minmax(0,1fr))}
  .z-grid--3{grid-template-columns:repeat(2,minmax(0,1fr))}
}
@media (max-width:600px){
  .z-grid--2,.z-grid--3,.z-grid--4{grid-template-columns:1fr}
  /* yalnızca metin etiketi gizlenir; ikonlar (span!) kalır */
  .z-burger > span:not(.z-burger__ico){display:none}
  .z-burger{padding:.72em .8em}
  .z-header__in{gap:12px}
  .z-header__cta{gap:10px}
  .z-phone{font-size:10px;letter-spacing:.06em}
}
@media (max-width:420px){
  /* dar ekranda numara yerine dokunulabilir telefon ikonu */
  .z-phone__n,.z-phone__pulse{display:none}
  .z-phone__i{
    display:grid;place-items:center;
    width:40px;height:40px;border-radius:50%;
    box-shadow:inset 0 0 0 1px var(--rule);
  }
  .z-phone__i svg{width:17px;height:17px}
  .z-hero__sub{font-size:var(--t-body)}
  .z-hero__acts{gap:10px}
  .z-hero__acts .z-btn--lg{font-size:var(--t-small);padding:1.05em 1.5em}
}

/* ------------------------------------------- 29. Hareket duyarlılığı */
@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{
    animation-duration:.001ms!important;
    animation-iteration-count:1!important;
    transition-duration:.001ms!important;
    scroll-behavior:auto!important;
  }
  [data-reveal],[data-stagger] > *,.z-prose .z-check li,.z-prose .z-list li{opacity:1!important;transform:none!important;clip-path:none!important}
  .z-w > i,.z-line > span{transform:none!important}
  .z-cursor,.z-noise{display:none}
  .z-hero__canvas{display:none}
  .z-marquee__track{transform:none!important}
}

/* ------------------------------------------------------- 30. Yazdırma */
@media print{
  .z-header,.z-menu,.z-dock,.z-cursor,.z-noise,.z-progress,.z-curtain,.z-boot,.z-marquee{display:none!important}
  body{background:#fff;color:#000}
  .z-sec{padding-block:16pt}
  .z-prose{max-width:none;color:#000}
}