/* =========================================================
   GRAVITON VISION — gravitonvision.com
   Palet: %85 #121517 · %15 #21b2a3
   ========================================================= */

/* ---------- 1. TOKENS ---------- */
:root{
  --bg:#121517;
  --bg-soft:#161a1d;
  --bg-lift:#1a1f22;
  --fg:#f7f8f9;
  --fg-dim:#a9b2b6;
  --fg-mute:#6d787d;
  --accent:#21b2a3;          /* arayüz vurgusu */
  --mark:#28b2a3;            /* Graviton Vision işaretinin (AV) kendi rengi */
  --accent-soft:rgba(33,178,163,.14);
  --line:rgba(247,248,249,.09);
  --line-soft:rgba(247,248,249,.05);

  --font-display:'Jost','Futura',-apple-system,'Segoe UI',sans-serif;
  --font-body:'Inter',-apple-system,BlinkMacSystemFont,'Segoe UI',Roboto,sans-serif;

  --shell:1320px;
  --pad:clamp(20px,5vw,72px);
  --sect:clamp(96px,13vh,180px);

  --ease:cubic-bezier(.22,1,.36,1);
  --ease-soft:cubic-bezier(.4,0,.2,1);
}

/* ---------- 2. RESET ---------- */
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  background:var(--bg);
  color:var(--fg);
  font-family:var(--font-body);
  font-weight:300;
  font-size:clamp(15px,.55vw + 13px,17px);
  line-height:1.7;
  letter-spacing:.005em;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
body.is-locked{overflow:hidden}
h1,h2,h3,p,figure,dl,dd{margin:0}
ul{margin:0;padding:0;list-style:none}
a{color:inherit;text-decoration:none}
img,svg{display:block;max-width:100%}
button{font:inherit;color:inherit;background:none;border:0;cursor:pointer}
::selection{background:var(--accent);color:#0b0e0f}
:focus-visible{outline:1px solid var(--accent);outline-offset:4px;border-radius:2px}

.shell{width:100%;max-width:var(--shell);margin-inline:auto;padding-inline:var(--pad)}

.skip{
  position:fixed;top:-100px;left:24px;z-index:999;
  padding:12px 20px;background:var(--accent);color:#0b0e0f;font-size:13px;
  transition:top .3s var(--ease);
}
.skip:focus{top:24px}

/* ---------- 3. TEXTURE / OVERLAYS ---------- */
.grain{
  position:fixed;inset:-50%;z-index:900;pointer-events:none;opacity:.16;
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='180' height='180'%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)' opacity='.5'/%3E%3C/svg%3E");
  animation:grain 8s steps(6) infinite;
  mix-blend-mode:overlay;
}
@keyframes grain{
  0%{transform:translate(0,0)}20%{transform:translate(-6%,3%)}40%{transform:translate(4%,-5%)}
  60%{transform:translate(-3%,6%)}80%{transform:translate(5%,2%)}100%{transform:translate(0,0)}
}

.progress{
  position:fixed;top:0;left:0;height:1px;width:100%;z-index:940;
  transform:scaleX(0);transform-origin:0 50%;
  background:linear-gradient(90deg,transparent,var(--accent));
  pointer-events:none;
}

/* ---------- 4. LOADER ---------- */
.loader{
  position:fixed;inset:0;z-index:1000;background:var(--bg);overflow:hidden;
  display:flex;flex-direction:column;align-items:center;justify-content:center;
  clip-path:inset(0 0 0 0);
  transition:clip-path 1.05s var(--ease);
}
.loader.is-done{clip-path:inset(0 0 100% 0)}
.loader.is-done > *{
  opacity:0;transform:translateY(-24px);
  transition:opacity .5s var(--ease),transform .8s var(--ease);
}

/* ince ızgara zemin */
.loader__grid{
  position:absolute;inset:0;pointer-events:none;opacity:.5;
  background-image:
    linear-gradient(90deg,var(--line-soft) 1px,transparent 1px),
    linear-gradient(180deg,var(--line-soft) 1px,transparent 1px);
  background-size:clamp(60px,8vw,110px) clamp(60px,8vw,110px);
  -webkit-mask-image:radial-gradient(circle at 50% 45%,#000,transparent 72%);
  mask-image:radial-gradient(circle at 50% 45%,#000,transparent 72%);
}

.loader__stage{
  position:relative;width:min(62vw,300px);aspect-ratio:1;
  display:grid;place-items:center;
}
.loader__orbit{position:absolute;inset:0;width:100%;height:100%;overflow:visible}
.loader__orbit .ring{
  fill:none;stroke:rgba(40,178,163,.16);stroke-width:1;
  transform-origin:200px 200px;
}
.loader__orbit .ring--b{stroke:rgba(247,248,249,.07);animation:breathe 7s var(--ease-soft) infinite}
.loader__orbit .ring--c{stroke:rgba(247,248,249,.05);animation:breathe 7s var(--ease-soft) infinite reverse}
@keyframes breathe{0%,100%{transform:scale(.94)}50%{transform:scale(1.04)}}
.loader__orbit .sat{transform-origin:200px 200px;animation:spin 5.5s linear infinite}
.loader__orbit .sat--b{animation-duration:9s;animation-direction:reverse}
.loader__orbit .sat circle{fill:var(--mark)}
.loader__orbit .sat--b circle{fill:var(--fg)}
@keyframes spin{to{transform:rotate(360deg)}}
.loader__mark{
  position:relative;width:22%;color:var(--mark);
  animation:pulse 2.8s var(--ease-soft) infinite;
}
@keyframes pulse{0%,100%{opacity:.55;transform:scale(.94)}50%{opacity:1;transform:scale(1.02)}}

.loader__type{overflow:hidden;margin-top:clamp(18px,3vh,34px)}
.lockup--load{
  height:clamp(22px,3.4vw,34px);
  animation:rise 1.1s .25s var(--ease) both;
}
@keyframes rise{from{transform:translateY(112%)}to{transform:none}}

.loader__foot{
  position:absolute;left:0;bottom:0;width:100%;
  display:flex;justify-content:space-between;align-items:flex-end;
  padding:0 var(--pad) 22px;
  font-family:var(--font-display);font-size:11px;
  letter-spacing:.3em;text-transform:uppercase;color:var(--fg-mute);
}
.loader__count{
  font-size:clamp(28px,5vw,52px);font-weight:200;letter-spacing:0;
  color:var(--fg);line-height:1;
}
.loader__count::after{content:'%';font-size:.38em;color:var(--fg-mute);vertical-align:super;margin-left:2px}
.loader__bar{
  position:absolute;bottom:0;left:0;width:100%;height:1px;background:var(--line-soft);
}
.loader__bar i{display:block;height:100%;width:0;background:var(--mark)}

/* ---------- 5. CURSOR ---------- */
.cursor{position:fixed;top:0;left:0;z-index:950;pointer-events:none;opacity:0;transition:opacity .3s}
.cursor.is-on{opacity:1}
.cursor__dot,.cursor__ring{
  position:absolute;top:0;left:0;border-radius:50%;
  transform:translate(-50%,-50%);
}
.cursor__dot{width:5px;height:5px;background:var(--accent)}
.cursor__ring{
  width:34px;height:34px;border:1px solid rgba(247,248,249,.25);
  transition:width .3s var(--ease),height .3s var(--ease),border-color .3s,background .3s;
}
.cursor.is-hot .cursor__ring{
  width:62px;height:62px;border-color:var(--accent);background:var(--accent-soft);
}
@media (hover:none),(pointer:coarse){.cursor{display:none}}

/* ---------- 6. HEADER ---------- */
/* Not: blur ve transform .header üzerinde DEĞİL, ::before ve iç sarmalayıcıda.
   Ata elemanda filter/transform olursa içindeki position:fixed mobil menü
   viewport yerine header kutusuna hapsolur. */
.header{position:fixed;top:0;left:0;width:100%;z-index:800}
.header::before{
  content:'';position:absolute;inset:0;pointer-events:none;
  background:rgba(18,21,23,.72);
  backdrop-filter:blur(16px) saturate(140%);
  -webkit-backdrop-filter:blur(16px) saturate(140%);
  border-bottom:1px solid var(--line);
  opacity:0;transition:opacity .5s var(--ease);
}
.header.is-stuck::before{opacity:1}
.header__inner{transition:transform .55s var(--ease),padding .5s var(--ease)}
.header.is-hidden .header__inner{transform:translateY(calc(-100% - 4px))}
/* menü açılırken başlık anında yerine otursun: transform animasyonu sürerken
   içindeki fixed menü yanlış konumlanır */
.header.is-nav-open .header__inner{transition:padding .5s var(--ease)}
.header__inner{
  max-width:var(--shell);margin-inline:auto;padding:20px var(--pad);
  display:flex;align-items:center;gap:32px;
  transition:padding .5s var(--ease);
}
.header.is-stuck .header__inner{padding-block:14px}

.lockup{width:auto;height:26px;overflow:visible}
.lockup--lg{height:38px}
.lockup__type{fill:var(--fg)}
.lockup__mark{fill:var(--mark);transition:opacity .4s var(--ease)}
.brandmark:hover .lockup__mark,.footer__logo:hover .lockup__mark{opacity:.72}
/* ::before bulanık şeridi tüm başlığı kapladığı için içerik onun üstüne alınır */
.brandmark{flex:0 0 auto;display:block;position:relative;z-index:2}

.nav{display:flex;gap:6px;margin-left:auto;position:relative;z-index:2}
.nav a{
  position:relative;padding:10px 16px;font-size:13.5px;color:var(--fg-dim);
  letter-spacing:.02em;transition:color .35s var(--ease);
}
.nav a::after{
  content:'';position:absolute;left:16px;right:16px;bottom:4px;height:1px;
  background:var(--accent);transform:scaleX(0);transform-origin:100% 50%;
  transition:transform .45s var(--ease);
}
.nav a:hover,.nav a.is-active{color:var(--fg)}
.nav a:hover::after,.nav a.is-active::after{transform:scaleX(1);transform-origin:0 50%}

.header__cta{flex:0 0 auto;position:relative;z-index:2}
.burger{display:none;width:44px;height:44px;margin-right:-12px;position:relative;z-index:2}
.burger i{
  position:absolute;left:12px;width:20px;height:1px;background:var(--fg);
  transition:transform .4s var(--ease),opacity .3s;
}
.burger i:first-child{top:20px}
.burger i:last-child{top:26px}
.burger.is-open i:first-child{transform:translateY(3px) rotate(45deg)}
.burger.is-open i:last-child{transform:translateY(-3px) rotate(-45deg)}

/* ---------- 7. BUTTONS ---------- */
.btn{
  display:inline-flex;align-items:center;gap:12px;
  padding:15px 26px;border-radius:999px;
  font-family:var(--font-display);font-size:13.5px;font-weight:400;
  letter-spacing:.07em;text-transform:uppercase;white-space:nowrap;
  transition:background .45s var(--ease),color .45s var(--ease),border-color .45s var(--ease),transform .3s var(--ease);
}
.btn svg{width:15px;height:15px;flex:0 0 auto;transition:transform .45s var(--ease)}
.btn:hover svg{transform:translate(3px,-3px)}
.btn--solid{background:var(--accent);color:#0b0e0f}
.btn--solid:hover{background:var(--fg)}
.btn--ghost{border:1px solid var(--line);color:var(--fg-dim)}
.btn--ghost:hover{border-color:var(--accent);color:var(--fg)}
.btn--line{border:1px solid transparent;color:var(--fg-dim);padding-inline:8px}
.btn--line:hover{color:var(--accent)}
/* kullanıcı adı ve alan adları büyük harfe çevrilmez (İ sorunu) */
.btn--handle{text-transform:none;letter-spacing:.02em;font-size:14.5px}

/* ---------- 8. TYPO PRIMITIVES ---------- */
.eyebrow,.label{
  font-family:var(--font-display);font-size:11.5px;font-weight:400;
  letter-spacing:.32em;text-transform:uppercase;color:var(--fg-mute);
  display:flex;align-items:center;gap:12px;
}
.label span{color:var(--accent);letter-spacing:.2em}
.eyebrow .sep{opacity:.4}
.eyebrow__dot{
  width:6px;height:6px;border-radius:50%;background:var(--accent);
  box-shadow:0 0 0 0 var(--accent-soft);animation:beat 3s var(--ease-soft) infinite;
}
@keyframes beat{
  0%,100%{box-shadow:0 0 0 0 rgba(33,178,163,.5)}
  70%{box-shadow:0 0 0 9px rgba(33,178,163,0)}
}

.h2{
  font-family:var(--font-display);font-weight:200;
  font-size:clamp(30px,4.4vw,60px);line-height:1.1;letter-spacing:-.015em;
  max-width:16ch;
}
.h2 em,.hero__title em,.contact__title em{font-style:normal;color:var(--accent)}

.section{padding-block:var(--sect);position:relative}
.section__head{margin-bottom:clamp(44px,6vw,80px)}
.section__head .label{margin-bottom:26px}
.section__head--split{
  display:grid;grid-template-columns:1.35fr .85fr;gap:40px;align-items:end;
}
.section__note{color:var(--fg-dim);max-width:38ch;font-size:15px}

/* ---------- 9. HERO ---------- */
.hero{
  position:relative;min-height:100svh;display:flex;align-items:center;
  padding-block:150px 110px;overflow:hidden;
}
.hero__field{
  position:absolute;inset:0;width:100%;height:100%;
  opacity:0;transition:opacity 1.8s var(--ease);
}
body.is-ready .hero__field{opacity:.62}
.hero__glow{
  position:absolute;top:50%;left:58%;width:min(120vw,1250px);aspect-ratio:1;
  transform:translate(-50%,-50%);pointer-events:none;
  background:radial-gradient(circle,rgba(33,178,163,.10) 0%,rgba(33,178,163,.03) 30%,transparent 58%);
  opacity:0;transition:opacity 2.2s var(--ease);
}
body.is-ready .hero__glow{opacity:1}

/* dikey kılavuz çizgileri — mimari ızgara hissi */
.hero__rules{
  position:absolute;inset:0;pointer-events:none;
  max-width:var(--shell);margin-inline:auto;padding-inline:var(--pad);
  display:flex;justify-content:space-between;
}
.hero__rules i{
  position:relative;width:1px;height:100%;
  background:linear-gradient(180deg,transparent,var(--line-soft) 18%,var(--line-soft) 80%,transparent);
  transform:scaleY(0);transform-origin:50% 0;
  transition:transform 1.5s var(--ease);
}
body.is-ready .hero__rules i{transform:none}
.hero__rules i:nth-child(2){transition-delay:.12s}
.hero__rules i:nth-child(3){transition-delay:.24s}
.hero__rules i:nth-child(4){transition-delay:.36s}
.hero__rules i:nth-child(3)::after{
  content:'';position:absolute;left:-1.5px;top:12%;
  width:4px;height:4px;border-radius:50%;background:var(--accent);
  box-shadow:0 0 10px rgba(33,178,163,.8);
  animation:travel 11s 1.6s var(--ease-soft) infinite;
}
@keyframes travel{
  0%{top:10%;opacity:0}12%{opacity:1}82%{opacity:1}100%{top:86%;opacity:0}
}
.hero::after{
  content:'';position:absolute;inset:0;pointer-events:none;
  background:linear-gradient(180deg,rgba(18,21,23,.5) 0%,transparent 25%,transparent 62%,var(--bg) 100%);
}
.hero__ghost{
  --px:0px;--py:0px;
  position:absolute;right:-6%;top:50%;width:min(52vw,720px);
  transform:translate3d(var(--px),calc(-50% + var(--py)),0);
  color:var(--fg);pointer-events:none;
  opacity:0;transition:opacity 2.4s var(--ease);
}
body.is-ready .hero__ghost{opacity:.026}
.hero__inner{position:relative;z-index:2;width:100%;max-width:var(--shell);margin-inline:auto;padding-inline:var(--pad)}

.hero__title{
  font-family:var(--font-display);font-weight:200;
  font-size:clamp(42px,8.2vw,124px);line-height:.98;letter-spacing:-.03em;
  margin:26px 0 0;max-width:15ch;
}
.hero__lead{
  margin-top:30px;max-width:52ch;color:var(--fg-dim);
  font-size:clamp(15.5px,1.15vw,18.5px);line-height:1.75;
}
.hero__actions{display:flex;flex-wrap:wrap;align-items:center;gap:14px;margin-top:42px}

.hero__meta{
  display:flex;flex-wrap:wrap;gap:clamp(28px,5vw,72px);
  margin-top:clamp(56px,8vh,96px);padding-top:26px;border-top:1px solid var(--line);
}
.hero__meta dt{
  font-family:var(--font-display);font-size:11px;letter-spacing:.28em;
  text-transform:uppercase;color:var(--fg-mute);margin-bottom:8px;
}
.hero__meta dd{font-size:14.5px;color:var(--fg);letter-spacing:.01em}

.hero__scroll{
  position:absolute;bottom:40px;right:var(--pad);z-index:3;
  display:flex;flex-direction:column;align-items:center;gap:16px;
  font-family:var(--font-display);font-size:10.5px;letter-spacing:.3em;
  text-transform:uppercase;color:var(--fg-mute);transition:color .4s;
}
.hero__scroll span{writing-mode:vertical-rl}
.hero__scroll:hover{color:var(--accent)}
.hero__scroll i{width:1px;height:48px;background:linear-gradient(180deg,var(--accent),transparent);position:relative;overflow:hidden}
.hero__scroll i::after{
  content:'';position:absolute;top:-100%;left:0;width:1px;height:100%;
  background:var(--fg);animation:drop 2.2s var(--ease-soft) infinite;
}
@keyframes drop{0%{top:-100%}60%,100%{top:100%}}

/* ---------- 10. MARQUEE ---------- */
.marquee{
  border-block:1px solid var(--line);padding-block:20px;overflow:hidden;
  background:linear-gradient(180deg,rgba(255,255,255,.012),transparent);
  -webkit-mask-image:linear-gradient(90deg,transparent,#000 12%,#000 88%,transparent);
  mask-image:linear-gradient(90deg,transparent,#000 12%,#000 88%,transparent);
}
.marquee__track{display:flex;align-items:center;gap:34px;width:max-content;animation:slide 46s linear infinite}
.marquee__track span{
  font-family:var(--font-display);font-size:clamp(13px,1.3vw,16px);font-weight:300;
  letter-spacing:.22em;text-transform:uppercase;color:var(--fg-dim);white-space:nowrap;
}
.marquee__track i{color:var(--accent);font-size:9px;font-style:normal}
@keyframes slide{to{transform:translateX(-50%)}}

/* ---------- 11. ABOUT ---------- */
.about__grid{display:grid;grid-template-columns:1.5fr .8fr;gap:clamp(40px,6vw,96px);align-items:start}
.about__body p{color:var(--fg-dim);margin-bottom:26px;max-width:62ch}
.about__body p:last-child{margin-bottom:0}
.about__body .lede{color:var(--fg);font-size:clamp(17px,1.5vw,21px);line-height:1.65;font-weight:300}

.about__panel{
  border:1px solid var(--line);border-radius:3px;padding:34px 30px;
  background:linear-gradient(180deg,var(--bg-soft),rgba(18,21,23,0));
  position:sticky;top:110px;
}
.panel__title{
  font-family:var(--font-display);font-size:11px;letter-spacing:.3em;text-transform:uppercase;
  color:var(--accent);margin-bottom:24px;
}
.panel__list li{
  display:flex;gap:16px;align-items:baseline;padding:13px 0;
  border-top:1px solid var(--line-soft);font-size:14.5px;color:var(--fg);
  transition:color .35s,transform .45s var(--ease);
}
.panel__list li:hover{color:var(--accent);transform:translateX(4px)}
.panel__list li span{font-family:var(--font-display);font-size:11px;color:var(--fg-mute);letter-spacing:.1em}
.panel__note{
  margin-top:26px;font-size:12.5px;color:var(--fg-mute);font-style:italic;letter-spacing:.02em;
}

/* ---------- 12. BRANDS ---------- */
.brands__list{border-top:1px solid var(--line)}
.brand{
  position:relative;display:grid;
  grid-template-columns:70px 1fr 1.25fr;gap:clamp(24px,4vw,64px);
  padding:clamp(38px,5vw,62px) 0;border-bottom:1px solid var(--line);
  transition:background .6s var(--ease);
}
.brand::before{
  content:'';position:absolute;left:calc(var(--pad) * -1);right:calc(var(--pad) * -1);top:0;bottom:0;
  background:radial-gradient(80% 130% at 20% 50%,color-mix(in srgb,var(--brand) 9%,transparent),transparent 70%);
  opacity:0;transition:opacity .7s var(--ease);pointer-events:none;
}
.brand:hover::before{opacity:1}
.brand__index{
  font-family:var(--font-display);font-size:12px;letter-spacing:.2em;color:var(--fg-mute);
  padding-top:8px;transition:color .5s;
}
.brand:hover .brand__index{color:var(--brand)}
.brand__logo{position:relative;padding-top:2px}
.brand__logo img{
  width:100%;max-width:340px;height:auto;
  filter:grayscale(1) brightness(1.35) contrast(.85);opacity:.62;
  transition:filter .6s var(--ease),opacity .6s var(--ease),transform .6s var(--ease);
}
.brand:hover .brand__logo img{filter:none;opacity:1;transform:translateY(-2px)}

.brand__tag{
  font-family:var(--font-display);font-size:11px;letter-spacing:.28em;text-transform:uppercase;
  color:var(--brand);display:flex;align-items:center;gap:12px;flex-wrap:wrap;
}
.chip{
  padding:4px 10px;border:1px solid var(--line);
  border-color:color-mix(in srgb,var(--brand) 45%,transparent);
  border-radius:999px;font-size:9.5px;letter-spacing:.2em;color:var(--fg-dim);
}
.brand__title{
  font-family:var(--font-display);font-weight:200;font-size:clamp(24px,2.6vw,36px);
  letter-spacing:-.01em;margin:14px 0 16px;
}
.brand__text{color:var(--fg-dim);max-width:56ch;font-size:15.5px}
.brand__tags{display:flex;flex-wrap:wrap;gap:8px;margin-top:24px}
.brand__tags li{
  padding:7px 14px;border:1px solid var(--line);border-radius:999px;
  font-size:11.5px;letter-spacing:.06em;color:var(--fg-mute);
  transition:border-color .4s,color .4s;
}
.brand:hover .brand__tags li{border-color:rgba(247,248,249,.16);color:var(--fg-dim)}
.brand__tags--muted li{min-width:52px;text-align:center;opacity:.4}

.brand__link{
  display:inline-flex;align-items:center;gap:10px;margin-top:26px;
  padding-bottom:6px;border-bottom:1px solid var(--line);
  font-family:var(--font-display);font-size:14px;letter-spacing:.06em;
  color:var(--fg-dim);
  transition:color .4s var(--ease),border-color .4s var(--ease);
}
.brand__link svg{width:14px;height:14px;color:var(--brand);transition:transform .45s var(--ease)}
.brand__link:hover{color:var(--fg);border-color:var(--brand)}
.brand__link:hover svg{transform:translate(3px,-3px)}

/* dokunmatikte hover yok: logolar kendi renginde dursun */
@media (hover:none),(pointer:coarse){
  .brand__logo img{filter:none;opacity:.92}
  .brand__tags li{border-color:rgba(247,248,249,.14);color:var(--fg-dim)}
}

.brand--soon .brand__logo img{filter:grayscale(1) brightness(1.1) contrast(.8);opacity:.3}
.brand--soon:hover .brand__logo img{filter:grayscale(.45) brightness(1.05);opacity:.72;transform:none}
.brand--soon .brand__title{color:var(--fg-dim)}
.brand--soon .brand__text{color:var(--fg-mute)}

/* ---------- 13. PRINCIPLES ---------- */
.principles{background:linear-gradient(180deg,transparent,rgba(255,255,255,.014),transparent)}
.cards{display:grid;grid-template-columns:repeat(3,1fr);gap:1px;background:var(--line);border:1px solid var(--line)}
.card{
  background:var(--bg);padding:clamp(30px,3.4vw,46px);
  transition:background .6s var(--ease);position:relative;
}
.card::after{
  content:'';position:absolute;top:0;left:0;width:100%;height:1px;background:var(--accent);
  transform:scaleX(0);transform-origin:0 50%;transition:transform .7s var(--ease);
}
.card:hover{background:var(--bg-soft)}
.card:hover::after{transform:scaleX(1)}
.card__no{
  font-family:var(--font-display);font-size:12px;letter-spacing:.28em;color:var(--accent);margin-bottom:34px;
}
.card__title{font-family:var(--font-display);font-weight:300;font-size:clamp(19px,1.8vw,24px);margin-bottom:14px}
.card__text{color:var(--fg-dim);font-size:15px}

/* ---------- 14. CONTACT ---------- */
.contact{overflow:hidden;text-align:center;padding-block:clamp(110px,16vh,200px)}
.contact .shell{position:relative;z-index:2;display:flex;flex-direction:column;align-items:center}
.contact .label{justify-content:center;margin-bottom:30px}
.contact__glow{
  position:absolute;bottom:-60%;left:50%;transform:translateX(-50%);
  width:min(150vw,1500px);aspect-ratio:1;pointer-events:none;
  background:radial-gradient(circle,rgba(33,178,163,.15) 0%,rgba(33,178,163,.03) 34%,transparent 60%);
}
.contact__title{
  font-family:var(--font-display);font-weight:200;
  font-size:clamp(32px,5.6vw,76px);line-height:1.08;letter-spacing:-.025em;max-width:18ch;
}
.contact__text{margin-top:26px;color:var(--fg-dim);max-width:46ch}
.mail{
  display:inline-flex;align-items:center;gap:16px;margin-top:44px;
  font-family:var(--font-display);font-weight:300;
  font-size:clamp(18px,2.4vw,32px);letter-spacing:-.01em;
  padding:0 0 10px;border-bottom:1px solid var(--line);
  transition:color .45s var(--ease),border-color .45s var(--ease);
}
.mail svg{width:20px;height:20px;color:var(--accent);transition:transform .5s var(--ease)}
.mail:hover{color:var(--accent);border-color:var(--accent)}
.mail:hover svg{transform:translate(5px,-5px)}

/* ---------- 15. İLETİŞİM EKRANI (MODAL) ---------- */
.modal{position:fixed;inset:0;z-index:990;display:grid;place-items:center;padding:24px}
.modal[hidden]{display:none}
.modal__scrim{
  position:absolute;inset:0;background:rgba(9,11,12,.72);
  opacity:0;transition:opacity .5s var(--ease);
}
.modal.is-open .modal__scrim{opacity:1}

.modal__panel{
  position:relative;width:min(100%,540px);
  padding:clamp(30px,4.5vw,52px);
  background:linear-gradient(165deg,#181d20,#121517 62%);
  border:1px solid var(--line);border-radius:4px;
  box-shadow:0 40px 120px rgba(0,0,0,.6);
  opacity:0;transform:translateY(20px) scale(.985);
  transition:opacity .5s var(--ease),transform .7s var(--ease);
}
.modal.is-open .modal__panel{opacity:1;transform:none}
.modal__panel::before{
  content:'';position:absolute;top:-1px;left:22px;right:22px;height:1px;
  background:linear-gradient(90deg,transparent,var(--mark),transparent);
}
.modal__mark{width:34px;color:var(--mark);margin-bottom:26px}
.modal__label{margin-bottom:16px}
.modal__label span{color:var(--fg-mute)}
.modal__title{
  font-family:var(--font-display);font-weight:200;
  font-size:clamp(26px,3.6vw,38px);line-height:1.1;letter-spacing:-.02em;
}
.modal__text{margin-top:16px;color:var(--fg-dim);font-size:14.5px;max-width:40ch}

.modal__mail{
  display:flex;align-items:center;justify-content:space-between;gap:16px;
  margin-top:30px;padding:16px 18px;
  background:rgba(247,248,249,.03);border:1px solid var(--line);border-radius:3px;
}
.modal__mail span{
  font-family:var(--font-display);font-size:clamp(14px,2.4vw,17px);
  letter-spacing:.01em;color:var(--fg);overflow-wrap:anywhere;
}
.modal__copy{
  flex:0 0 auto;padding:8px 14px;border:1px solid var(--line);border-radius:999px;
  font-family:var(--font-display);font-size:11px;letter-spacing:.18em;text-transform:uppercase;
  color:var(--fg-dim);position:relative;
  transition:border-color .35s,color .35s,background .35s;
}
.modal__copy:hover{border-color:var(--mark);color:var(--fg)}
.modal__copy-done{display:none}
.modal__copy.is-done{border-color:var(--mark);color:var(--mark);background:var(--accent-soft)}
.modal__copy.is-done .modal__copy-idle{display:none}
.modal__copy.is-done .modal__copy-done{display:inline}

.modal__actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:22px}
.modal__actions .btn{flex:1 1 auto;justify-content:center}
.modal__foot{
  margin-top:28px;padding-top:20px;border-top:1px solid var(--line-soft);
  font-family:var(--font-display);font-size:10.5px;letter-spacing:.24em;
  text-transform:uppercase;color:var(--fg-mute);
}

.modal__close{
  position:absolute;top:18px;right:18px;width:42px;height:42px;
  border:1px solid var(--line);border-radius:50%;
  transition:border-color .35s,transform .45s var(--ease);
}
.modal__close i{
  position:absolute;top:50%;left:50%;width:14px;height:1px;background:var(--fg-dim);
}
.modal__close i:first-child{transform:translate(-50%,-50%) rotate(45deg)}
.modal__close i:last-child{transform:translate(-50%,-50%) rotate(-45deg)}
.modal__close:hover{border-color:var(--mark);transform:rotate(90deg)}

@media (max-width:520px){
  .modal{padding:16px}
  .modal__mail{flex-direction:column;align-items:flex-start;gap:14px}
  .modal__actions .btn{flex:1 1 100%}
}

/* ---------- 16. FOOTER ---------- */
.footer{border-top:1px solid var(--line);padding-top:clamp(56px,7vw,84px);padding-bottom:34px}
.footer__top{
  display:flex;justify-content:space-between;align-items:center;gap:32px;flex-wrap:wrap;
  padding-bottom:clamp(40px,5vw,64px);border-bottom:1px solid var(--line);
}
.footer__logo{display:block}
.footer__claim{
  font-family:var(--font-display);font-weight:200;font-size:clamp(16px,1.6vw,22px);
  color:var(--fg-dim);letter-spacing:.01em;
}
.footer__grid{
  display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:40px;
  padding-block:clamp(40px,5vw,60px);
}
.footer__label{
  font-family:var(--font-display);font-size:10.5px;letter-spacing:.3em;text-transform:uppercase;
  color:var(--fg-mute);margin-bottom:20px;
}
.footer__col li{margin-bottom:12px}
.footer__col a,.footer__btn{
  font-family:var(--font-body);font-weight:300;font-size:14.5px;color:var(--fg-dim);
  transition:color .35s var(--ease);display:inline-flex;align-items:center;gap:10px;
  text-align:left;padding:0;
}
.footer__col a:hover,.footer__btn:hover{color:var(--accent)}
.is-soon span{
  font-size:9px;letter-spacing:.18em;text-transform:uppercase;color:var(--fg-mute);
  border:1px solid var(--line);border-radius:999px;padding:3px 8px;
}
.footer__bottom{
  display:flex;justify-content:space-between;gap:20px;flex-wrap:wrap;
  padding-top:26px;border-top:1px solid var(--line);
  font-size:12.5px;color:var(--fg-mute);letter-spacing:.02em;
}
.footer__meta{font-family:var(--font-display);letter-spacing:.16em;font-size:12px}

/* ---------- 16. MOTION ---------- */
[data-reveal]{opacity:0;transform:translateY(22px);transition:opacity .9s var(--ease),transform .9s var(--ease)}
[data-reveal].is-in{opacity:1;transform:none}

/* alt uzantılar (ğ, ç, y) kırpılmasın diye taşma payı */
.line{display:block;overflow:hidden;padding-bottom:.14em;margin-bottom:-.14em}
.line__in{display:block;transform:translateY(112%);transition:transform 1s var(--ease)}
[data-split].is-in .line__in{transform:none}
[data-split] .line:nth-child(2) .line__in{transition-delay:.09s}
[data-split] .line:nth-child(3) .line__in{transition-delay:.18s}
[data-split] .line:nth-child(4) .line__in{transition-delay:.27s}

/* ---------- 17. RESPONSIVE ---------- */
@media (max-width:1080px){
  .about__grid{grid-template-columns:1fr}
  .about__panel{position:static}
  .brand{grid-template-columns:44px 1fr;grid-template-areas:'idx logo' '. content'}
  .brand__index{grid-area:idx}
  .brand__logo{grid-area:logo}
  .brand__content{grid-area:content;margin-top:26px}
  .cards{grid-template-columns:1fr}
  .section__head--split{grid-template-columns:1fr;align-items:start;gap:24px}
}
@media (max-width:1024px){
  .hero__scroll{display:none}
}
@media (max-width:820px){
  .header__cta{display:none}
  .burger{display:block;margin-left:auto;position:relative;z-index:2}
  /* fixed kalabilmesi için üstündeki .header__inner transform'u menü açıkken
     JS tarafında kaldırılır (bkz. main.js → setNav) */
  .nav{
    position:fixed;inset:0;z-index:1;margin:0;padding:0 var(--pad);
    flex-direction:column;justify-content:center;align-items:flex-start;gap:4px;
    background:var(--bg);
    opacity:0;visibility:hidden;transition:opacity .45s var(--ease),visibility .45s;
  }
  .nav.is-open{opacity:1;visibility:visible}
  .nav a{
    font-family:var(--font-display);font-size:clamp(28px,8.5vw,40px);font-weight:200;
    letter-spacing:-.01em;padding:12px 0;color:var(--fg);
  }
  .nav a::after{left:0;right:auto;width:2.2em;bottom:10px}
}
@media (max-width:640px){
  .hero{padding-block:130px 96px}
  .hero__meta{gap:24px 40px}
  .hero__meta > div{min-width:44%}
  .brand{grid-template-columns:1fr;grid-template-areas:'idx' 'logo' 'content';gap:0}
  .brand__index{margin-bottom:18px;padding-top:0}
  .brand__logo img{max-width:250px}
  .footer__grid{grid-template-columns:1fr;gap:32px}
  .footer__top{flex-direction:column;align-items:flex-start;gap:22px}
  .mail{font-size:clamp(17px,5vw,24px);gap:12px}
  .mail svg{width:16px;height:16px}
}
@media (max-width:380px){
  .btn{padding:14px 20px;font-size:12.5px}
}

/* ---------- 18. REDUCED MOTION ---------- */
@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  *,*::before,*::after{animation-duration:.001ms!important;animation-iteration-count:1!important;transition-duration:.001ms!important}
  [data-reveal],.line__in,.hero__rules i,.lockup--load{opacity:1!important;transform:none!important}
  .grain{animation:none}
  .marquee__track{animation:none}
  .hero__field{display:none}
  .hero__rules i:nth-child(3)::after{display:none}
  .loader{transition:none}
}