/* =========================================================================
   MDA Yazılım — "Mürekkep & Bakır"
   Tasarım dili logodan türetildi: monogram, tutarlı bir açıyla eğilmiş
   paralelkenar yüzeylerden oluşuyor. Sitedeki vurgular (düğme kenarı, bölüm
   işareti, görsel çerçevesi) aynı açıyı tekrar ediyor.
   ========================================================================= */

/* Yazı tipi tanımları assets/css/fonts.css içinde (kendi sunucumuzdan yüklenir). */

/* ---------------------------- Değişkenler ------------------------------- */
:root{
  /* Mürekkep */
  --ink-900:#070A0E;
  --ink-850:#090D12;
  --ink-800:#0B1015;
  --ink-700:#111820;
  --ink-600:#18222D;
  --ink-500:#22303E;
  --ink-400:#33455699;

  /* Kâğıt */
  --paper:#F6F3EE;
  --paper-2:#EFEAE2;
  --paper-3:#E5DED3;

  /* Metin */
  --on-ink:#EDE9E2;
  --on-ink-soft:#A8B3BF;
  --on-ink-faint:#7E8A97;   /* AA: koyu zeminde >=4.5 */
  --on-paper:#12181F;
  --on-paper-soft:#4E5A66;
  --on-paper-faint:#5E6975; /* AA: açık zeminde >=4.5 */

  /* Bakır */
  --copper:#C97B3F;        /* koyu zeminde metin/vurgu */
  --copper-bright:#E2A06A; /* parlak vurgu, grafik */
  --copper-deep:#8A4E1E;   /* açık zeminde metin */
  --copper-wash:#C97B3F1A;

  /* Ölçü */
  --wrap:1200px;
  --wrap-narrow:820px;
  --gut:clamp(20px,5vw,48px);
  --shear:12deg;           /* logodan gelen açı */

  --r:3px;                 /* köşe yumuşatma neredeyse yok — keskin dil */
  --hair:1px solid var(--ink-500);
  --hair-paper:1px solid #DCD4C7;

  --f-display:"Archivo","Archivo Fallback",system-ui,"Segoe UI",sans-serif;
  --f-body:"IBM Plex Sans","Plex Fallback",system-ui,"Segoe UI",Roboto,sans-serif;
  --f-mono:"IBM Plex Mono","PlexMono Fallback",ui-monospace,"Cascadia Mono",Consolas,monospace;

  --ease:cubic-bezier(.22,.61,.36,1);
}

/* Yazı tipi yüklenene kadar sıçramayı azaltan yedekler */
@font-face{font-family:"Archivo Fallback";src:local("Arial");size-adjust:97%;ascent-override:92%;descent-override:24%;}
@font-face{font-family:"Plex Fallback";src:local("Segoe UI"),local("Arial");size-adjust:100%;}
@font-face{font-family:"PlexMono Fallback";src:local("Consolas"),local("Courier New");size-adjust:96%;}

/* ------------------------------- Temel --------------------------------- */
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto;}}
body{
  margin:0;
  background:var(--paper);
  color:var(--on-paper);
  font-family:var(--f-body);
  font-size:clamp(16px,.5vw + 15px,17.5px);
  line-height:1.65;
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
  overflow-x:hidden;
}
img,video{max-width:100%;height:auto;display:block;}
/* Satır içi ikonlar metinle aynı ölçekte kalsın (viewBox'lı SVG kendini
   sınırlamadığı için açıkça boyutlandırıyoruz). */
svg{display:block;max-width:100%;}
.tlink svg,.pcard__go svg,.btn svg{width:1.05em;height:1.05em;flex:none;}
.brand__mark svg,.foot-brand__mark svg,.hero__ghost svg{width:100%;height:auto;}
a{color:inherit;}
h1,h2,h3,h4{font-family:var(--f-display);font-weight:700;line-height:1.08;letter-spacing:-.02em;margin:0;text-wrap:balance;}
p{margin:0;text-wrap:pretty;}
ul,ol{margin:0;padding:0;}
strong{font-weight:600;}
::selection{background:var(--copper);color:#0B1015;}

.wrap{width:min(100% - var(--gut)*2,var(--wrap));margin-inline:auto;}
.wrap-narrow{width:min(100% - var(--gut)*2,var(--wrap-narrow));margin-inline:auto;}
.sr{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap;border:0;}

:where(a,button,input,textarea,select,summary,[tabindex]):focus-visible{
  outline:2px solid var(--copper-bright);outline-offset:3px;border-radius:2px;
}

/* Atlama bağlantısı */
.skip{position:absolute;left:12px;top:-60px;z-index:200;background:var(--copper);color:#0B1015;
  padding:10px 16px;font-family:var(--f-mono);font-size:.8rem;transition:top .2s;}
.skip:focus{top:12px;}

/* ------------------------------ Tipografi ------------------------------- */
.eyebrow{
  font-family:var(--f-mono);font-size:.72rem;font-weight:500;letter-spacing:.18em;
  text-transform:uppercase;color:var(--copper-deep);
  display:inline-flex;align-items:center;gap:.7em;margin-bottom:1rem;
}
.eyebrow::before{
  content:"";width:1.5rem;height:.5rem;background:currentColor;flex:none;
  transform:skewX(calc(var(--shear) * -1));
}
:is(.band--ink,.hero) .eyebrow{color:var(--copper-bright);}

.h-hero{font-size:clamp(2.4rem,6.2vw,4.6rem);letter-spacing:-.035em;}
.h-sec{font-size:clamp(1.85rem,3.4vw,2.9rem);letter-spacing:-.028em;}
.h-sub{font-size:clamp(1.25rem,1.8vw,1.55rem);letter-spacing:-.02em;}
.h-card{font-size:1.12rem;letter-spacing:-.015em;line-height:1.25;}

.lead{font-size:clamp(1.03rem,.5vw + .95rem,1.2rem);color:var(--on-paper-soft);line-height:1.62;}
:is(.band--ink,.hero) .lead{color:var(--on-ink-soft);}
.muted{color:var(--on-paper-soft);}
:is(.band--ink,.hero) .muted{color:var(--on-ink-soft);}

/* Vurgu: gradyan yazı değil — başlığın altına giren eğik bakır kural.
   Aynı eğik bar menüde ve göz kapağı etiketinde de tekrar eder. */
.mark{position:relative;display:inline-block;}
.mark::after{
  content:"";position:absolute;left:0;right:-.04em;bottom:-.1em;height:.1em;min-height:4px;
  background:var(--copper);transform:skewX(calc(var(--shear) * -1));
}

/* ------------------------------- Bantlar -------------------------------- */
.band{padding-block:clamp(64px,8vw,116px);position:relative;}
.band--ink{background:var(--ink-800);color:var(--on-ink);}
.band--deep{background:var(--ink-900);}
.band--paper2{background:var(--paper-2);}
.band--tight{padding-block:clamp(44px,5vw,72px);}

/* İzometrik çizgi dokusu — koyu bantların zemininde çok hafif */
.band--ink::before{
  content:"";position:absolute;inset:0;pointer-events:none;opacity:.5;
  background-image:
    repeating-linear-gradient(60deg,#ffffff08 0 1px,transparent 1px 76px),
    repeating-linear-gradient(-60deg,#ffffff06 0 1px,transparent 1px 76px);
  mask-image:linear-gradient(180deg,#000 0%,#0006 55%,transparent 100%);
}
.band > .wrap,.band > .wrap-narrow{position:relative;z-index:1;}

.sec-head{max-width:56ch;margin-bottom:clamp(32px,4vw,56px);}
.sec-head .lead{margin-top:1rem;}

/* ------------------------------- Başlık --------------------------------- */
.site-head{
  position:sticky;top:0;z-index:100;background:#0B1015F2;
  backdrop-filter:saturate(140%) blur(10px);
  border-bottom:1px solid #ffffff14;color:var(--on-ink);
}
.site-head__in{display:flex;align-items:center;gap:clamp(16px,3vw,40px);height:70px;}
.brand{display:flex;align-items:center;gap:.7rem;text-decoration:none;flex:none;}
.brand__mark{display:block;width:21px;color:var(--paper);flex:none;}
.brand__mark svg{width:100%;display:block;}
.brand__txt{display:flex;flex-direction:column;line-height:1;}
.brand__name{font-family:var(--f-display);font-weight:800;font-size:1.06rem;letter-spacing:-.02em;color:var(--paper);}
.brand__sub{font-family:var(--f-mono);font-size:.58rem;letter-spacing:.3em;color:var(--copper-bright);margin-top:.28em;}

.nav{display:flex;align-items:center;gap:clamp(4px,1.2vw,10px);margin-left:auto;}
.nav a{
  text-decoration:none;font-size:.88rem;font-weight:500;color:var(--on-ink-soft);
  padding:.55rem .7rem;position:relative;white-space:nowrap;transition:color .18s var(--ease);
}
.nav a:hover{color:var(--paper);}
.nav a[aria-current]{color:var(--paper);}
.nav a[aria-current]::after{
  content:"";position:absolute;left:.7rem;right:.7rem;bottom:.15rem;height:3px;
  background:var(--copper);transform:skewX(calc(var(--shear) * -1));
}
.nav__cta{margin-left:.5rem;}
/* .nav a seçicisi .btn--primary'den güçlü olduğu için rengi burada geri veriyoruz */
.nav a.btn--primary{color:#160C03;}
.nav a.btn--primary:hover{color:#160C03;}

.burger{
  margin-left:auto;display:none;width:44px;height:44px;background:none;border:1px solid #ffffff26;
  color:var(--paper);cursor:pointer;align-items:center;justify-content:center;padding:0;
}
.burger span{display:block;width:18px;height:1.5px;background:currentColor;position:relative;transition:.2s;}
.burger span::before,.burger span::after{content:"";position:absolute;left:0;width:18px;height:1.5px;background:currentColor;transition:.2s;}
.burger span::before{top:-6px;} .burger span::after{top:6px;}
.burger[aria-expanded="true"] span{background:transparent;}
.burger[aria-expanded="true"] span::before{top:0;transform:rotate(45deg);}
.burger[aria-expanded="true"] span::after{top:0;transform:rotate(-45deg);}

@media (max-width:1000px){
  .burger{display:flex;}
  .nav{
    position:fixed;inset:70px 0 auto 0;background:var(--ink-850);flex-direction:column;
    align-items:stretch;gap:0;padding:8px var(--gut) 24px;margin:0;
    border-bottom:1px solid #ffffff14;
    transform:translateY(-12px);opacity:0;visibility:hidden;transition:.22s var(--ease);
    max-height:calc(100dvh - 70px);overflow-y:auto;
  }
  .nav[data-open="true"]{transform:none;opacity:1;visibility:visible;}
  .nav a{padding:.95rem 0;border-bottom:1px solid #ffffff0f;font-size:1rem;}
  .nav a[aria-current]::after{left:0;right:auto;width:22px;bottom:.55rem;}
  .nav__cta{margin:1rem 0 0;}
  .nav__cta .btn{width:100%;justify-content:center;}
}

/* ------------------------------- Düğmeler ------------------------------- */
.btn{
  display:inline-flex;align-items:center;gap:.6em;justify-content:center;
  font-family:var(--f-body);font-weight:600;font-size:.94rem;line-height:1;
  padding:.92em 1.5em;text-decoration:none;cursor:pointer;border:1px solid transparent;
  position:relative;transition:.18s var(--ease);
  clip-path:polygon(0 0,100% 0,100% calc(100% - 9px),calc(100% - 9px) 100%,0 100%);
}
.btn--primary{background:var(--copper);color:#160C03;}
.btn--primary:hover{background:var(--copper-bright);transform:translateY(-1px);}
.btn--ghost{background:transparent;color:var(--on-ink);border-color:#ffffff33;}
.btn--ghost:hover{border-color:var(--copper);color:#fff;}
.band--paper2 .btn--ghost,body > main .band:not(.band--ink) .btn--ghost{color:var(--on-paper);border-color:#0000002e;}
body > main .band:not(.band--ink) .btn--ghost:hover{border-color:var(--copper-deep);color:var(--copper-deep);}
.btn--sm{font-size:.82rem;padding:.7em 1.1em;clip-path:polygon(0 0,100% 0,100% calc(100% - 7px),calc(100% - 7px) 100%,0 100%);}
.btn-row{display:flex;flex-wrap:wrap;gap:.75rem;margin-top:2rem;}

/* Metin bağlantısı */
.tlink{
  font-family:var(--f-mono);font-size:.8rem;letter-spacing:.06em;text-transform:uppercase;
  text-decoration:none;color:var(--copper-deep);display:inline-flex;align-items:center;gap:.5em;
  border-bottom:1px solid currentColor;padding-bottom:.15em;transition:gap .18s var(--ease);
}
:is(.band--ink,.hero) .tlink{color:var(--copper-bright);}
.tlink:hover{gap:.85em;}

/* -------------------------------- Hero ---------------------------------- */
.hero{
  background:var(--ink-800);color:var(--on-ink);position:relative;overflow:hidden;
  padding-block:clamp(64px,10vw,124px);
}
.hero::before{
  content:"";position:absolute;inset:0;
  background-image:
    repeating-linear-gradient(60deg,#ffffff09 0 1px,transparent 1px 84px),
    repeating-linear-gradient(-60deg,#ffffff07 0 1px,transparent 1px 84px);
  mask-image:radial-gradient(120% 90% at 15% 0%,#000 0%,transparent 72%);
}
.hero__ghost{
  position:absolute;right:-10%;top:50%;translate:0 -50%;width:min(38vw,470px);
  color:#ffffff;opacity:.05;pointer-events:none;
  mask-image:linear-gradient(200deg,#000 25%,#0009 60%,transparent 92%);
}
@media (max-width:820px){.hero__ghost{right:-24%;opacity:.035;}}
.hero__in{position:relative;z-index:2;max-width:44ch;}
.hero h1{margin-bottom:1.4rem;}
.hero__sub{font-size:clamp(1.05rem,.6vw + .95rem,1.24rem);color:var(--on-ink-soft);max-width:52ch;}
.hero__marks{display:flex;flex-wrap:wrap;gap:.5rem 1.5rem;margin-top:2.4rem;padding-top:1.6rem;border-top:1px solid #ffffff1a;}
.hero__marks li{list-style:none;font-family:var(--f-mono);font-size:.76rem;letter-spacing:.04em;
  color:var(--on-ink-faint);display:flex;align-items:center;gap:.55em;}
.hero__marks li::before{content:"";width:.55em;height:.55em;background:var(--copper);flex:none;
  transform:skewX(calc(var(--shear) * -1));}

/* Ürün sayfası hero'su: solda metin, sağda ekran görüntüsü */
.phero{display:grid;gap:clamp(32px,5vw,64px);align-items:center;grid-template-columns:1fr;}
@media (min-width:960px){.phero{grid-template-columns:minmax(0,1fr) minmax(0,1.05fr);}}
.phero__shot{position:relative;z-index:2;}

/* ------------------------------- Kartlar -------------------------------- */
.grid{display:grid;gap:clamp(14px,1.6vw,22px);}
.grid--2{grid-template-columns:repeat(auto-fit,minmax(min(100%,320px),1fr));}
.grid--3{grid-template-columns:repeat(auto-fit,minmax(min(100%,286px),1fr));}
.grid--4{grid-template-columns:repeat(auto-fit,minmax(min(100%,224px),1fr));}
/* Son satırda tek/çift kart kalınca kartlar esnemesin — sabit sütun */
@media (min-width:920px){
  .grid--3{grid-template-columns:repeat(3,minmax(0,1fr));}
  .grid--4{grid-template-columns:repeat(4,minmax(0,1fr));}
}

.card{
  background:#fff;border:var(--hair-paper);padding:clamp(20px,2.2vw,28px);
  position:relative;transition:.2s var(--ease);
  clip-path:polygon(0 0,calc(100% - 16px) 0,100% 16px,100% 100%,0 100%);
}
:is(.band--ink,.hero) .card{background:var(--ink-700);border-color:var(--ink-500);}
.card__no{font-family:var(--f-mono);font-size:.7rem;letter-spacing:.16em;color:var(--copper-deep);display:block;margin-bottom:.9rem;}
:is(.band--ink,.hero) .card__no{color:var(--copper-bright);}
.card h3{margin-bottom:.5rem;}
.card p{font-size:.94rem;color:var(--on-paper-soft);}
:is(.band--ink,.hero) .card p{color:var(--on-ink-soft);}

/* Ürün kartı (tıklanabilir) */
.pcard{display:flex;flex-direction:column;text-decoration:none;color:inherit;}
.pcard:hover{border-color:var(--copper);transform:translateY(-3px);}
.pcard:hover .pcard__go{gap:.85em;color:var(--copper-deep);}
:is(.band--ink,.hero) .pcard:hover .pcard__go{color:var(--copper-bright);}
.pcard__top{display:flex;align-items:flex-start;justify-content:space-between;gap:1rem;margin-bottom:1.1rem;}
.pcard__sector{font-family:var(--f-mono);font-size:.68rem;letter-spacing:.13em;text-transform:uppercase;color:var(--on-paper-faint);}
:is(.band--ink,.hero) .pcard__sector{color:var(--on-ink-faint);}
.pcard__tag{font-family:var(--f-mono);font-size:.62rem;letter-spacing:.12em;text-transform:uppercase;
  padding:.35em .6em;border:1px solid currentColor;flex:none;}
.pcard__tag--live{color:#3E7458;}
.pcard__tag--soon{color:var(--copper-deep);}
:is(.band--ink,.hero) .pcard__tag--live{color:#79C79E;}
:is(.band--ink,.hero) .pcard__tag--soon{color:var(--copper-bright);}
.pcard__body{flex:1;}
.pcard__go{margin-top:1.4rem;font-family:var(--f-mono);font-size:.76rem;letter-spacing:.08em;
  text-transform:uppercase;display:inline-flex;align-items:center;gap:.5em;color:var(--on-paper-faint);
  transition:.18s var(--ease);}

/* Özellik listesi */
.feat{display:flex;gap:1rem;padding:1.35rem 0;border-bottom:var(--hair-paper);}
:is(.band--ink,.hero) .feat{border-color:var(--ink-600);}
.feat:last-child{border-bottom:0;}
.feat__ic{width:34px;height:34px;flex:none;color:var(--copper-deep);
  display:grid;place-items:center;border:1px solid currentColor;
  clip-path:polygon(0 0,calc(100% - 8px) 0,100% 8px,100% 100%,0 100%);}
:is(.band--ink,.hero) .feat__ic{color:var(--copper-bright);}
.feat__ic svg{width:17px;height:17px;}
.feat h3{font-size:1.02rem;margin-bottom:.3rem;}
.feat p{font-size:.93rem;color:var(--on-paper-soft);}
:is(.band--ink,.hero) .feat p{color:var(--on-ink-soft);}
.feat-cols{display:grid;gap:0 clamp(24px,4vw,56px);grid-template-columns:1fr;}
@media (min-width:820px){.feat-cols{grid-template-columns:1fr 1fr;}}

/* --------------------------- Ekran görüntüsü ---------------------------- */
.shot{margin:0;position:relative;}
.shot__frame{
  border:1px solid var(--ink-500);background:var(--ink-700);padding:8px;
  clip-path:polygon(0 0,100% 0,100% 100%,22px 100%,0 calc(100% - 22px));
  box-shadow:0 24px 60px -30px #000000cc;
}
.band:not(.band--ink) .shot__frame{border-color:#D6CCBD;background:#fff;box-shadow:0 20px 50px -32px #23180b66;}
.shot__frame img{width:100%;display:block;}
.shot figcaption{
  font-family:var(--f-mono);font-size:.75rem;letter-spacing:.03em;line-height:1.5;
  color:var(--on-paper-faint);margin-top:.85rem;padding-left:.9rem;border-left:2px solid var(--copper);
}
:is(.band--ink,.hero) .shot figcaption{color:var(--on-ink-faint);}

/* Görsel gelmediğinde: boş çerçeve yerine sade yer tutucu */
.shot__ph{
  aspect-ratio:16/10;display:grid;place-items:center;text-align:center;padding:2rem;
  background:repeating-linear-gradient(-60deg,#ffffff05 0 1px,transparent 1px 14px),var(--ink-600);
  color:var(--on-ink-soft);font-family:var(--f-mono);font-size:.74rem;letter-spacing:.1em;text-transform:uppercase;
}
.band:not(.band--ink) .shot__ph{
  background:repeating-linear-gradient(-60deg,#0000000a 0 1px,transparent 1px 14px),var(--paper-3);
  color:var(--on-paper-faint);
}
.shots{display:grid;gap:clamp(20px,3vw,34px);grid-template-columns:1fr;}
@media (min-width:820px){.shots--2{grid-template-columns:1fr 1fr;}}

/* ------------------------------ Vurgu kutusu ---------------------------- */
.note{
  border-left:3px solid var(--copper);background:var(--copper-wash);
  padding:clamp(20px,2.4vw,30px) clamp(20px,2.6vw,34px);
}
.note h3{font-size:1.18rem;margin-bottom:.6rem;}
.note p{color:var(--on-paper-soft);}
:is(.band--ink,.hero) .note p{color:var(--on-ink-soft);}

/* ------------------------------ Sorun listesi --------------------------- */
.pains{display:grid;gap:.1rem;}
.pains li{
  list-style:none;display:flex;gap:.9rem;align-items:flex-start;
  padding:.95rem 0;border-bottom:var(--hair-paper);color:var(--on-paper-soft);font-size:.97rem;
}
:is(.band--ink,.hero) .pains li{border-color:var(--ink-600);color:var(--on-ink-soft);}
.pains li:last-child{border-bottom:0;}
.pains li::before{
  content:"";width:.7rem;height:2px;background:var(--copper);flex:none;margin-top:.75em;
  transform:skewX(calc(var(--shear) * -1));
}

/* -------------------------------- Künye --------------------------------- */
.facts{display:grid;gap:0;border-top:var(--hair-paper);}
:is(.band--ink,.hero) .facts{border-color:var(--ink-600);}
.facts div{display:flex;justify-content:space-between;gap:1.5rem;padding:.9rem 0;border-bottom:var(--hair-paper);}
:is(.band--ink,.hero) .facts div{border-color:var(--ink-600);}
.facts dt{font-family:var(--f-mono);font-size:.74rem;letter-spacing:.1em;text-transform:uppercase;color:var(--on-paper-faint);}
:is(.band--ink,.hero) .facts dt{color:var(--on-ink-faint);}
.facts dd{margin:0;font-size:.94rem;text-align:right;font-weight:500;}

/* -------------------------------- Adımlar ------------------------------- */
.steps{display:grid;gap:clamp(14px,1.6vw,22px);grid-template-columns:repeat(auto-fit,minmax(min(100%,236px),1fr));counter-reset:s;}
.step{position:relative;padding-top:1.7rem;border-top:2px solid var(--ink-500);}
.band:not(.band--ink) .step{border-top-color:#D6CCBD;}
.step__no{
  position:absolute;top:-2px;left:0;height:2px;width:38px;background:var(--copper);
}
.step em{font-family:var(--f-mono);font-style:normal;font-size:.74rem;letter-spacing:.16em;color:var(--copper-deep);display:block;margin-bottom:.55rem;}
:is(.band--ink,.hero) .step em{color:var(--copper-bright);}
.step h3{font-size:1.06rem;margin-bottom:.4rem;}
.step p{font-size:.93rem;color:var(--on-paper-soft);}
:is(.band--ink,.hero) .step p{color:var(--on-ink-soft);}

/* --------------------------------- SSS ---------------------------------- */
.faq-group{margin-bottom:clamp(32px,4vw,52px);}
.faq-group > h2{font-size:1.3rem;margin-bottom:.6rem;}
.faq-group > .rule{height:2px;width:44px;background:var(--copper);margin-bottom:1.4rem;transform:skewX(calc(var(--shear) * -1));}
details.qa{border-bottom:var(--hair-paper);}
:is(.band--ink,.hero) details.qa{border-color:var(--ink-600);}
details.qa summary{
  cursor:pointer;list-style:none;padding:1.15rem 2.5rem 1.15rem 0;position:relative;
  font-weight:600;font-size:1.01rem;
}
details.qa summary::-webkit-details-marker{display:none;}
details.qa summary::after{
  content:"";position:absolute;right:.35rem;top:1.55rem;width:11px;height:11px;
  border-right:2px solid var(--copper-deep);border-bottom:2px solid var(--copper-deep);
  transform:rotate(45deg);transition:transform .2s var(--ease);
}
:is(.band--ink,.hero) details.qa summary::after{border-color:var(--copper-bright);}
details.qa[open] summary::after{transform:rotate(-135deg);}
details.qa .qa__a{padding:0 2.5rem 1.3rem 0;color:var(--on-paper-soft);font-size:.97rem;}
:is(.band--ink,.hero) details.qa .qa__a{color:var(--on-ink-soft);}

/* ------------------------------- Referans ------------------------------- */
.ref{border-top:2px solid var(--ink-500);padding-top:1.6rem;display:grid;gap:1rem;}
.band:not(.band--ink) .ref{border-top-color:#D6CCBD;}
@media (min-width:840px){.ref{grid-template-columns:minmax(0,.85fr) minmax(0,1.15fr);gap:clamp(24px,4vw,52px);}}
.ref__meta em{font-family:var(--f-mono);font-style:normal;font-size:.72rem;letter-spacing:.14em;
  text-transform:uppercase;color:var(--copper-deep);display:block;margin-bottom:.5rem;}
:is(.band--ink,.hero) .ref__meta em{color:var(--copper-bright);}
.ref__meta .ref-title{font-size:1.24rem;margin-bottom:.35rem;}
.ref__meta .who{font-size:.9rem;color:var(--on-paper-faint);}
.ref__out{margin-top:1rem;padding-left:.9rem;border-left:2px solid var(--copper);font-size:.95rem;}
.ref + .ref{margin-top:clamp(32px,4vw,52px);}

/* -------------------------------- Formlar ------------------------------- */
.form{display:grid;gap:1.1rem;}
.field{display:grid;gap:.45rem;}
.field label{font-family:var(--f-mono);font-size:.74rem;letter-spacing:.1em;text-transform:uppercase;color:var(--on-paper-faint);}
.field input,.field textarea,.field select{
  font-family:inherit;font-size:1rem;color:var(--on-paper);background:#fff;
  border:1px solid #D6CCBD;padding:.85rem .9rem;width:100%;
}
.field textarea{min-height:140px;resize:vertical;}
.field input:focus,.field textarea:focus,.field select:focus{border-color:var(--copper);outline:none;box-shadow:0 0 0 3px var(--copper-wash);}
.form__row{display:grid;gap:1.1rem;grid-template-columns:1fr;}
@media (min-width:640px){.form__row{grid-template-columns:1fr 1fr;}}
.form__note{font-size:.83rem;color:var(--on-paper-faint);}
.form__note a{color:var(--copper-deep);}

/* Bal kabı — ekran okuyucudan da, gözden de uzak ama tarayıcıda var */
.hp{position:absolute;left:-9999px;width:1px;height:1px;overflow:hidden;}

/* Form durum satırı: sessiz, ürkütmeyen bildirim */
.form__status{
  font-size:.92rem;line-height:1.5;padding:.75rem .9rem;margin-top:-.3rem;
  border-left:3px solid var(--on-paper-faint);background:#00000008;
}
.form__status--ok{border-left-color:#3E7458;background:#3E745812;color:#26543D;}
.form__status--hata{border-left-color:#9A3B2E;background:#9A3B2E12;color:#7E2C21;}
.form__status--bekle{border-left-color:var(--copper-deep);background:var(--copper-wash);color:var(--copper-deep);}

/* İletişim kartları */
.contact-list{display:grid;gap:0;border-top:var(--hair-paper);}
.contact-list a,.contact-list div{
  display:flex;align-items:baseline;justify-content:space-between;gap:1.5rem;
  padding:1.05rem 0;border-bottom:var(--hair-paper);text-decoration:none;
}
.contact-list span:first-child{font-family:var(--f-mono);font-size:.74rem;letter-spacing:.1em;text-transform:uppercase;color:var(--on-paper-faint);}
.contact-list span:last-child{font-weight:500;text-align:right;}
.contact-list a:hover span:last-child{color:var(--copper-deep);}

/* ------------------------------ Yasal metin ----------------------------- */
.prose h2{font-size:1.24rem;margin:2.4rem 0 .8rem;}
.prose h2:first-child{margin-top:0;}
.prose p{margin-bottom:.95rem;color:var(--on-paper-soft);}
.prose ul{margin:0 0 1.1rem;padding-left:1.15rem;}
.prose li{margin-bottom:.5rem;color:var(--on-paper-soft);}
.prose .updated{font-family:var(--f-mono);font-size:.75rem;letter-spacing:.08em;color:var(--on-paper-faint);
  text-transform:uppercase;margin-bottom:2rem;display:block;}

/* --------------------------------- Alt -------------------------------- */
.site-foot{background:var(--ink-900);color:var(--on-ink-soft);padding-block:clamp(48px,6vw,76px) 0;font-size:.92rem;}
.foot-grid{display:grid;gap:clamp(28px,3vw,44px);grid-template-columns:repeat(auto-fit,minmax(min(100%,190px),1fr));}
.foot-grid > div:first-child{grid-column:1/-1;}
@media (min-width:900px){.foot-grid{grid-template-columns:1.5fr 1fr 1fr 1.2fr;}.foot-grid > div:first-child{grid-column:auto;}}
.site-foot .foot-h{font-family:var(--f-mono);font-size:.72rem;letter-spacing:.16em;text-transform:uppercase;
  color:var(--on-ink-faint);font-weight:500;margin-bottom:1rem;}
.site-foot ul{list-style:none;}
.site-foot li{margin-bottom:.15rem;}
.site-foot li a{display:inline-block;padding:.4rem 0;}
.site-foot a{text-decoration:none;transition:color .16s;}
.site-foot a:hover{color:var(--copper-bright);}
.foot-brand__mark{display:block;width:30px;color:var(--paper);margin-bottom:1.1rem;}
.foot-brand p{font-size:.9rem;color:var(--on-ink-faint);max-width:34ch;margin-top:.8rem;}
.foot-bar{
  margin-top:clamp(36px,4vw,56px);border-top:1px solid #ffffff12;padding-block:1.4rem 1.6rem;
  display:flex;flex-wrap:wrap;gap:.6rem 1.6rem;align-items:center;justify-content:space-between;
  font-family:var(--f-mono);font-size:.72rem;letter-spacing:.05em;color:var(--on-ink-faint);
}
.foot-bar nav{display:flex;flex-wrap:wrap;gap:.1rem 1.4rem;}
.foot-bar nav a{display:inline-block;padding:.4rem 0;}

/* --------------------------- Yavaş beliren giriş ------------------------- */
.rv{opacity:0;transform:translateY(14px);}
.rv.in{opacity:1;transform:none;transition:opacity .5s var(--ease),transform .5s var(--ease);}
@media (prefers-reduced-motion:reduce){.rv,.rv.in{opacity:1;transform:none;transition:none;}}

/* --------------------------------- 404 ---------------------------------- */
.e404{min-height:56vh;display:grid;place-items:center;text-align:center;}
.e404 .code{font-family:var(--f-mono);font-size:.8rem;letter-spacing:.3em;color:var(--copper-bright);margin-bottom:1rem;}

/* ------------------------------- Yazdırma ------------------------------- */
@media print{
  .site-head,.site-foot,.btn-row,.burger{display:none;}
  body{background:#fff;color:#000;}
  .band{padding-block:16px;}
}

/* Ekran görüntüsü henüz yokken ürün hero'su tek sütuna düşer */
@media (min-width:960px){ .phero--solo{grid-template-columns:1fr;} }

/* ===================== Yardımcı sınıflar =====================
   Satır içi style="" kullanmıyoruz: sıkı Content-Security-Policy
   (style-src 'self') satır içi stili engelliyor. */
.g-wide{gap:clamp(28px,5vw,64px);align-items:start;}
.g-wider{gap:clamp(32px,5vw,72px);align-items:start;}
.center{text-align:center;}
.btn-row--center{justify-content:center;}
.lead--center{margin:1.1rem auto 0;max-width:56ch;}
.lead--tight{max-width:46ch;margin-top:1rem;}
.on-paper{color:var(--on-paper);}
.prose-p{margin-bottom:1.3rem;color:var(--on-paper);}
.mt-xs{margin-top:.4rem;}
.mt-sm{margin-top:.5rem;}
.mt-md{margin-top:1rem;}
.mt-lg{margin-top:1.2rem;}
.mt-grid{margin-top:clamp(14px,1.6vw,22px);}
.mt-block{margin-top:2.4rem;}
.mb-sm{margin-bottom:.7rem;}
.mb-block{margin-bottom:clamp(32px,4vw,52px);}
.w-60{max-width:60ch;}
.w-62{max-width:62ch;}
.w-16ch{max-width:16ch;}
.w-18ch{max-width:18ch;}
.w-20ch{max-width:20ch;}
.hero__in--full{max-width:none;}
.h-hero--sm{font-size:clamp(2.1rem,4.6vw,3.4rem);}
.h-sec--lg{font-size:clamp(1.9rem,4vw,2.9rem);}
.band--center{min-height:60vh;display:grid;align-items:center;}
.shot__frame--flush{padding:0;}
.map-frame{width:100%;height:380px;border:0;display:block;}
.tlink--plain{border:0;padding:0;font-size:.8rem;}

/* ---- Ana sayfa hero'su: başlık yatayda açılır, alt satır iki sütuna bölünür ---- */
.hero__in--wide{max-width:none;}
.hero__title{font-size:clamp(2.05rem,8.6vw,6.6rem);letter-spacing:-.04em;}
.hero__grid{
  display:grid;gap:clamp(22px,3.5vw,56px);
  margin-top:clamp(26px,3.2vw,44px);padding-top:clamp(22px,2.6vw,34px);
  border-top:1px solid #ffffff1a;
}
@media (min-width:900px){
  .hero__grid{grid-template-columns:minmax(0,1.1fr) minmax(0,.9fr);align-items:start;}
}
.hero__grid .hero__sub{max-width:50ch;}
.hero__grid .btn-row{margin-top:1.6rem;}
.hero__marks--col{
  flex-direction:column;gap:.85rem;margin:0;padding:0;border-top:0;
}
@media (min-width:900px){ .hero__marks--col{padding-top:.35rem;} }