/* ---------------------------------------------------------------------------
   fancoil.org — tek dosya stil katmani.

   Build adimi yok: Plesk uzerinden lftp ile deploy edilen bir sitede Tailwind
   JIT derlemesi ekstra bir kirilma noktasi. Tum sayfa ~7 KB CSS ile calisiyor.

   Palet sektorun kendi kodundan: sogutma devresi mavi, isitma devresi kirmizi.
   Bunlar dekorasyon degil, tesisat renk kodu — sadece ilgili veriye uygulanir.
   Arayuzun geri kalani grafit ve kagit.
--------------------------------------------------------------------------- */

:root {
  --paper:      #f6f8fa;
  --surface:    #ffffff;
  --ink:        #14202b;   /* baslik, birincil buton */
  --steel-700:  #3d4f5e;   /* govde metni */
  --steel-500:  #6b7d8c;   /* ikincil metin, birim etiketleri */
  --steel-300:  #a8b6c0;
  --rule:       #dee5ea;
  --rule-soft:  #eef1f5;

  --cool:       #1b63a8;   /* sogutma kapasitesi, link */
  --cool-soft:  #e8f1f9;
  --warm:       #a8321f;   /* isitma kapasitesi */

  --focus:      #1b63a8;

  --step--1: 0.8125rem;
  --step-0:  0.9375rem;
  --step-1:  1.0625rem;
  --step-2:  1.375rem;
  --step-3:  1.875rem;
  --step-4:  2.5rem;

  --gap: 1.5rem;
  --radius: 3px;          /* tek yariCap: teknik dokuman hissi, kart kiti degil */
  --measure: 68ch;
}

@font-face {
  font-family: 'IBM Plex Sans';
  src: url('/fonts/ibm-plex-sans-400.woff2') format('woff2');
  font-weight: 400; font-display: swap;
  unicode-range: U+0000-00FF, U+0100-017F, U+0180-024F;
}
@font-face {
  font-family: 'IBM Plex Sans';
  src: url('/fonts/ibm-plex-sans-600.woff2') format('woff2');
  font-weight: 600; font-display: swap;
  unicode-range: U+0000-00FF, U+0100-017F, U+0180-024F;
}

*, *::before, *::after { box-sizing: border-box; }

html { -webkit-text-size-adjust: 100%; }

body {
  margin: 0;
  background: var(--paper);
  color: var(--steel-700);
  font-family: 'IBM Plex Sans', system-ui, -apple-system, 'Segoe UI', sans-serif;
  font-size: var(--step-0);
  line-height: 1.55;
  font-feature-settings: 'kern' 1;
}

h1, h2, h3 { color: var(--ink); font-weight: 600; line-height: 1.2; margin: 0 0 .5rem; }
h1 { font-size: var(--step-3); letter-spacing: -0.015em; }
h2 { font-size: var(--step-2); letter-spacing: -0.01em; }
h3 { font-size: var(--step-1); }

a { color: var(--cool); text-decoration: none; }
a:hover { text-decoration: underline; text-underline-offset: 2px; }

:focus-visible {
  outline: 2px solid var(--focus);
  outline-offset: 2px;
}

.wrap { max-width: 1240px; margin: 0 auto; padding: 0 1.25rem; }
.prose { max-width: var(--measure); }
.prose p { margin: 0 0 1em; }
.prose h2 { margin-top: 1.75em; }

/* --- Ust cubuk ----------------------------------------------------------- */

.masthead { background: var(--surface); border-bottom: 1px solid var(--rule); }

/* Yalnizca menu satiri yapiskan. Tum basligi sabitlemek, kaydirirken
   logo ve sepet satirinin icerigin ustunu ortmesine yol aciyordu. */
.masthead__nav { position: sticky; top: 0; z-index: 20; }
.masthead__inner {
  display: flex; align-items: center; gap: 1rem;
  min-height: 62px; padding-block: .5rem;
}
.masthead__logo { font-weight: 600; color: var(--ink); font-size: var(--step-1); }


/* --- Kirinti yolu -------------------------------------------------------- */

.crumbs {
  font-size: var(--step--1);
  color: var(--steel-500);
  padding: 1rem 0 0;
}
.crumbs ol { list-style: none; display: flex; flex-wrap: wrap; gap: .4rem; margin: 0; padding: 0; }
.crumbs li + li::before { content: '/'; color: var(--steel-300); margin-right: .4rem; }
.crumbs a { color: var(--steel-500); }

/* --- Kategori basligi ---------------------------------------------------- */

.page-head { padding: .75rem 0 1.25rem; border-bottom: 1px solid var(--rule); }
.page-head__row { display: flex; align-items: baseline; gap: 1rem; flex-wrap: wrap; }
.page-head__count {
  font-variant-numeric: tabular-nums;
  color: var(--steel-500);
  font-size: var(--step--1);
}
.page-head__intro { max-width: var(--measure); margin: .5rem 0 0; }

.chips { display: flex; flex-wrap: wrap; gap: .5rem; margin: 1rem 0 0; padding: 0; list-style: none; }
.chip {
  display: inline-flex; align-items: baseline; gap: .4rem;
  border: 1px solid var(--rule);
  background: var(--surface);
  border-radius: var(--radius);
  padding: .35rem .65rem;
  font-size: var(--step--1);
  color: var(--steel-700);
}
.chip:hover { border-color: var(--cool); text-decoration: none; }
.chip__count { color: var(--steel-500); font-variant-numeric: tabular-nums; }

/* --- Yerlesim ------------------------------------------------------------ */

.catalog { display: grid; grid-template-columns: 250px 1fr; gap: 2.5rem; padding: 1.5rem 0 3rem; }
.catalog--nofilter { grid-template-columns: 1fr; }
@media (max-width: 900px) { .catalog { grid-template-columns: 1fr; gap: 1.25rem; } }

/* --- Filtre rayi --------------------------------------------------------- */

.facets { font-size: var(--step--1); align-self: start; }
@media (min-width: 901px) {
  /* Sayfayla birlikte kayar ama kendi kaydirma kutusunu acmaz:
     ic kaydirma hem cirkin hem de yatay tasmaya yol aciyordu. */
  .facets { position: sticky; top: 4.5rem; }
}

.facets__head {
  display: flex; align-items: baseline; justify-content: space-between;
  gap: .75rem; padding-bottom: .6rem; border-bottom: 2px solid var(--ink);
}
.facets__head h2 { font-size: var(--step-0); margin: 0; }
.facets__clear { font-size: var(--step--1); }

.facets__group { border-bottom: 1px solid var(--rule); padding: .85rem 0; }
.facets__legend {
  display: flex; align-items: baseline; gap: .35rem;
  font-weight: 600; color: var(--ink); margin-bottom: .5rem;
  font-size: var(--step--1);
}
.facets__unit { color: var(--steel-500); font-weight: 400; font-size: .75rem; }

.facets__list { list-style: none; margin: 0; padding: 0; display: grid; gap: .1rem; }
.facets__item a {
  display: flex; align-items: center; gap: .55rem; width: 100%;
  color: var(--steel-700); padding: .3rem .35rem; border-radius: var(--radius);
}
.facets__item a:hover { background: var(--cool-soft); text-decoration: none; color: var(--ink); }
.facets__box {
  width: 15px; height: 15px; flex: none;
  border: 1px solid var(--steel-300); border-radius: 3px; background: var(--surface);
  display: grid; place-items: center;
}
.facets__item--on .facets__box { background: var(--cool); border-color: var(--cool); }
.facets__item--on .facets__box::after {
  content: ''; width: 7px; height: 4px; margin-top: -2px;
  border-left: 2px solid #fff; border-bottom: 2px solid #fff; transform: rotate(-45deg);
}
.facets__item--on a { color: var(--ink); font-weight: 600; }
.facets__name { flex: 1; min-width: 0; }
.facets__count { color: var(--steel-300); font-variant-numeric: tabular-nums; }

/* Aralik girisleri: iki kutu yan yana, her aralik icin ayri dugme yok. */
.facets__range { display: flex; align-items: center; gap: .4rem; }
.facets__range span { color: var(--steel-300); flex: none; }
.facets__range input {
  /* flex-basis 0: iki kutu esit bolunur ve sutundan tasmaz.
     width:100% ile birlikte kullanmak tasmaya yol aciyordu. */
  flex: 1 1 0; min-width: 0;
  font: inherit; font-size: var(--step--1); font-variant-numeric: tabular-nums;
  color: var(--ink); background: var(--surface);
  border: 1px solid var(--rule); border-radius: var(--radius);
  padding: .4rem .5rem;
}
.facets__range input:focus { border-color: var(--cool); outline: none; }
.facets__range input::placeholder { color: var(--steel-300); }

.facets__apply { width: 100%; margin-top: .9rem; }

/* --- Arac cubugu --------------------------------------------------------- */

.toolbar {
  display: flex; align-items: center; gap: 1rem; flex-wrap: wrap;
  padding-bottom: .75rem; border-bottom: 2px solid var(--ink);
}
.toolbar__sort { margin-left: auto; display: flex; align-items: center; gap: .5rem; font-size: var(--step--1); }
.toolbar select {
  font: inherit; font-size: var(--step--1); color: var(--ink);
  border: 1px solid var(--rule); border-radius: var(--radius);
  background: var(--surface); padding: .3rem 1.75rem .3rem .5rem;
}

/* --- Urun tablosu: sayfanin ana fikri ------------------------------------
   Rakiplerin tamami kart izgarasi kullaniyor. Bu siteye gelen mekanik tesisat
   muhendisi once kapasite ve debi kolonuna bakiyor — o yuzden varsayilan
   gorunum tablo, kart degil.
-------------------------------------------------------------------------- */

.units { width: 100%; border-collapse: collapse; font-size: var(--step-0); }
.units thead th {
  text-align: left; font-weight: 600; color: var(--steel-500);
  font-size: var(--step--1);
  padding: .7rem .75rem; border-bottom: 1px solid var(--rule);
  white-space: nowrap;
}
.units thead th.num, .units td.num { text-align: right; font-variant-numeric: tabular-nums; }
.units tbody tr { border-bottom: 1px solid var(--rule-soft); }
.units tbody tr:hover { background: var(--surface); }
.units td { padding: .8rem .75rem; vertical-align: middle; }

.unit { display: flex; gap: .9rem; align-items: center; min-width: 0; }
.unit__thumb {
  width: 56px; height: 56px; flex: none; object-fit: contain;
  background: var(--surface); border: 1px solid var(--rule-soft); border-radius: var(--radius);
}
.unit__name { color: var(--ink); font-weight: 600; display: block; }
.unit__code { color: var(--steel-500); font-size: var(--step--1); font-variant-numeric: tabular-nums; }

.spec { font-variant-numeric: tabular-nums; color: var(--ink); white-space: nowrap; }
.spec--cool { color: var(--cool); }
.spec--warm { color: var(--warm); }
.spec__unit { color: var(--steel-500); font-size: var(--step--1); margin-left: .15rem; }
.spec--empty { color: var(--steel-300); }

.price { font-variant-numeric: tabular-nums; color: var(--ink); font-weight: 600; white-space: nowrap; }
.price__vat { display: block; font-weight: 400; font-size: var(--step--1); color: var(--steel-500); }
.price__asof { display: block; font-size: var(--step--1); color: var(--steel-500); font-weight: 400; }
.price--quote { color: var(--steel-500); font-weight: 400; font-size: var(--step--1); }

.btn {
  display: inline-block; font: inherit; font-size: var(--step--1); font-weight: 600;
  border-radius: var(--radius); padding: .45rem .85rem; cursor: pointer;
  border: 1px solid var(--ink); background: var(--ink); color: #fff;
  white-space: nowrap;
}
.btn:hover { background: #0c1720; text-decoration: none; }
.btn--quiet { background: var(--surface); color: var(--ink); border-color: var(--rule); }
.btn--quiet:hover { background: var(--cool-soft); border-color: var(--cool); }
.btn--lg { font-size: var(--step-0); padding: .6rem 1.2rem; }

/* Mobilde tablo satir satir yigilir; baslik hucreye data-label ile tasinir. */
@media (max-width: 700px) {
  .units thead { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); }
  .units tbody tr { display: grid; grid-template-columns: 1fr auto; gap: .3rem .75rem; padding: .9rem 0; }
  .units td { padding: 0; border: 0; }
  .units td.unit-cell { grid-column: 1 / -1; }
  .units td.num, .units td.action { text-align: left; }
  .units td[data-label]::before {
    content: attr(data-label) ' ';
    color: var(--steel-500); font-size: var(--step--1);
  }
  .units td.action { grid-column: 1 / -1; margin-top: .4rem; }
}

/* --- Sayfalama ----------------------------------------------------------- */

.pager { display: flex; gap: .4rem; align-items: center; margin: 1.75rem 0 0; flex-wrap: wrap; }
.pager a, .pager span {
  border: 1px solid var(--rule); border-radius: var(--radius);
  padding: .35rem .7rem; font-size: var(--step--1);
  font-variant-numeric: tabular-nums; color: var(--steel-700); background: var(--surface);
}
.pager .is-current { background: var(--ink); color: #fff; border-color: var(--ink); }

/* --- Urun sayfasi -------------------------------------------------------- */

.product {
  display: grid; grid-template-columns: minmax(0, 440px) minmax(0, 1fr);
  gap: 2.5rem; padding: 1.5rem 0 2rem; align-items: start;
}
@media (max-width: 860px) { .product { grid-template-columns: 1fr; } }
@media (min-width: 861px) {
  /* Galeri kaydirmayla birlikte kalsin: uzun ozellik tablosunda sol
     sutun bombos bir alana donusuyordu. */
  .gallery { position: sticky; top: 4.5rem; }
}

.gallery__main {
  width: 100%; aspect-ratio: 4 / 3; object-fit: contain;
  background: var(--surface); border: 1px solid var(--rule); border-radius: var(--radius);
}
.gallery__strip { display: flex; gap: .5rem; margin-top: .5rem; flex-wrap: wrap; }
.gallery__strip img {
  width: 68px; height: 68px; object-fit: contain;
  background: var(--surface); border: 1px solid var(--rule); border-radius: var(--radius);
}



/* Teknik ozellikler: genis ekranda iki sutuna bolunen kart.
   Tek sutunda etiket ile deger arasi metrelerce aciliyordu. */
.specs {
  width: 100%; border-collapse: collapse; font-size: var(--step-0);
  background: var(--surface); border: 1px solid var(--rule);
  border-radius: var(--radius); overflow: hidden;
}
.specs tbody { display: grid; grid-template-columns: 1fr; }
@media (min-width: 1100px) { .specs tbody { grid-template-columns: 1fr 1fr; } }

.specs tr {
  display: grid; grid-template-columns: minmax(0, 1fr) auto;
  gap: 1rem; align-items: baseline;
  padding: .6rem .9rem; border-bottom: 1px solid var(--rule-soft);
}
.specs tr:nth-child(odd) { background: #fafbfc; }
@media (min-width: 1100px) {
  /* Iki sutunlu dizilimde satirlarin arasina dikey ayirici. */
  .specs tr:nth-child(odd) { border-right: 1px solid var(--rule-soft); background: transparent; }
  .specs tr:nth-child(4n+1), .specs tr:nth-child(4n+2) { background: #fafbfc; }
}
.specs th {
  text-align: left; font-weight: 400; color: var(--steel-500);
  padding: 0; border: 0; width: auto;
}
.specs td {
  padding: 0; border: 0; text-align: right;
  color: var(--ink); font-weight: 600; font-variant-numeric: tabular-nums;
  white-space: nowrap;
}

.docs { list-style: none; margin: 0; padding: 0; display: grid; gap: .4rem; }
.docs a { display: flex; gap: .6rem; align-items: baseline; }
.docs__size { color: var(--steel-500); font-size: var(--step--1); font-variant-numeric: tabular-nums; }

/* --- Ic link blogu ------------------------------------------------------- */

.related-links { border-top: 1px solid var(--rule); margin-top: 2.5rem; padding-top: 1.25rem; }

/* --- Alt bilgi ----------------------------------------------------------- */



.skip {
  position: absolute; left: -9999px;
}
.skip:focus { left: 1rem; top: .5rem; background: var(--ink); color: #fff; padding: .5rem .9rem; z-index: 50; }

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation-duration: .01ms !important; transition-duration: .01ms !important; }
}

/* --- Ana sayfa: kahraman ----------------------------------------------- */

.hero {
  background: var(--ink);
  color: #cfd8df;
  /* Ince bir izgara dokusu: teknik cizim kagidina gonderme, fotograf degil. */
  background-image:
    linear-gradient(rgba(255,255,255,.045) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,.045) 1px, transparent 1px);
  background-size: 28px 28px;
}
.hero__inner {
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(0, .95fr);
  grid-template-areas: "metin gorsel" "sayilar gorsel";
  gap: 1.5rem 3rem; align-items: start;
  padding: 3.25rem 1.25rem 2.75rem;
}
.hero__text { grid-area: metin; }
.hero__figure { grid-area: gorsel; align-self: center; }
.hero__stats { grid-area: sayilar; align-self: end; }

@media (max-width: 980px) {
  .hero__inner {
    grid-template-columns: 1fr;
    grid-template-areas: "metin" "gorsel" "sayilar";
    gap: 1.5rem; padding: 2.5rem 1.25rem;
  }
  .hero__figure { max-width: 30rem; }
}

.hero h1 {
  color: #fff; font-size: var(--step-4);
  max-width: 20ch; letter-spacing: -0.025em; line-height: 1.08;
}
.hero__lead { max-width: 62ch; font-size: var(--step-1); margin: .9rem 0 1.5rem; color: #b9c5ce; }
.hero__actions { display: flex; gap: .6rem; flex-wrap: wrap; }

.btn--ghost {
  background: transparent; color: #fff; border-color: rgba(255,255,255,.45);
}
.btn--ghost:hover { background: rgba(255,255,255,.1); }

.hero__stats { display: flex; gap: 2.25rem; margin: 0; }
.hero__stats dt { color: #8fa0ad; font-size: var(--step--1); }
.hero__stats dd {
  margin: .15rem 0 0; color: #fff;
  font-size: var(--step-3); font-variant-numeric: tabular-nums; line-height: 1;
}
@media (max-width: 820px) { .hero__stats { gap: 1.75rem; } }

/* --- Bölümler ----------------------------------------------------------- */

.section { padding: 3rem 1.25rem 0; }
.section__head { margin-bottom: 1.25rem; }
.section__head h2 { font-size: var(--step-2); }
.section__head p { color: var(--steel-500); margin: .25rem 0 0; max-width: var(--measure); }
.section__head--row {
  display: flex; align-items: flex-end; justify-content: space-between;
  gap: 1rem; flex-wrap: wrap;
  padding-bottom: .75rem; border-bottom: 2px solid var(--ink);
}
.section__more { white-space: nowrap; font-weight: 600; }

/* --- Ürün aileleri ------------------------------------------------------- */

.families {
  list-style: none; margin: 0; padding: 0;
  display: grid; grid-template-columns: repeat(auto-fill, minmax(15rem, 1fr));
  gap: 1rem;
}
.family {
  background: var(--surface); padding: 1.1rem 1.2rem 1.25rem;
  border: 1px solid var(--rule); border-radius: var(--radius);
}
.family:hover { border-color: var(--cool); }
.family__link { display: grid; gap: .2rem; color: var(--ink); }
.family__link:hover { text-decoration: none; }
.family__link:hover .family__title { color: var(--cool); }
.family__icon { width: 32px; height: 32px; color: var(--cool); margin-bottom: .45rem; }
.family__title { font-weight: 600; font-size: var(--step-1); }
.family__count {
  color: var(--steel-500); font-size: var(--step--1); font-variant-numeric: tabular-nums;
}
.family__links {
  list-style: none; margin: .6rem 0 0; padding: .6rem 0 0;
  border-top: 1px solid var(--rule-soft); display: grid; gap: .25rem;
}
.family__links a { font-size: var(--step--1); color: var(--steel-700); }
.family__links a:hover { color: var(--cool); }

/* --- Basit ürün kartları (ilgili ürünler, öne çıkanlar) ------------------ */

.cards {
  list-style: none; margin: 1rem 0 0; padding: 0;
  display: grid; grid-template-columns: repeat(auto-fill, minmax(13rem, 1fr)); gap: 1rem;
}
.card { background: var(--surface); border: 1px solid var(--rule); border-radius: var(--radius); }
.card:hover { border-color: var(--cool); }
.card a { display: grid; gap: .5rem; padding: .9rem; color: var(--ink); }
.card a:hover { text-decoration: none; }
.card__media {
  display: grid; place-items: center;
  aspect-ratio: 4 / 3; background: var(--rule-soft); border-radius: var(--radius);
  overflow: hidden;
}
.card__media img { width: 100%; height: 100%; object-fit: contain; }
.card__placeholder { width: 44px; height: 44px; color: var(--steel-300); }
.card__name { font-weight: 600; font-size: var(--step--1); line-height: 1.35; }

/* --- Şerit bölüm --------------------------------------------------------- */

.band { background: var(--surface); border-block: 1px solid var(--rule); margin-top: 3rem; padding: 2.5rem 0; }
.band h2 { font-size: var(--step-2); }

.how__steps {
  list-style: none; counter-reset: step; margin: 1.25rem 0 0; padding: 0;
  display: grid; grid-template-columns: repeat(auto-fit, minmax(15rem, 1fr)); gap: 1.75rem;
}
.how__steps li { counter-increment: step; display: grid; gap: .25rem; color: var(--steel-500); font-size: var(--step--1); }
.how__steps li::before {
  content: counter(step); font-variant-numeric: tabular-nums;
  color: var(--cool); font-weight: 600; font-size: var(--step-2); line-height: 1;
}
.how__steps strong { color: var(--ink); font-size: var(--step-0); }

/* --- Kapanış çağrısı ----------------------------------------------------- */

.cta {
  display: flex; align-items: center; justify-content: space-between;
  gap: 1.5rem; flex-wrap: wrap;
  margin: 3rem auto 0; padding: 1.75rem 1.5rem;
  background: var(--surface); border: 1px solid var(--rule);
  border-left: 3px solid var(--cool); border-radius: var(--radius);
}
.cta h2 { font-size: var(--step-1); margin: 0; }
.cta p { margin: .3rem 0 0; color: var(--steel-500); max-width: 52ch; }

/* --- İçerik sayfası ------------------------------------------------------ */

.page { padding: 2.5rem 0 3rem; max-width: var(--measure); }
.page h1 { margin-bottom: 1rem; }
.page ul, .page ol { padding-left: 1.2rem; }
.page li { margin-bottom: .35rem; }
.page code {
  background: var(--rule-soft); padding: .1em .35em; border-radius: 2px;
  font-size: .9em;
}

.footer__blurb { max-width: 30ch; margin: .5rem 0 0; }

/* Liste tablosunda görseli olmayan satırlar için yer tutucu */
.unit__thumb--empty {
  display: grid; place-items: center;
  background: var(--rule-soft); color: var(--steel-300);
}
.unit__thumb--empty svg { width: 24px; height: 24px; }

/* --- Ürün galerisi ------------------------------------------------------- */

.gallery__strip { display: flex; gap: .5rem; margin-top: .5rem; flex-wrap: wrap; }

.gallery__thumb {
  display: block; line-height: 0;
  border: 1px solid var(--rule); border-radius: var(--radius);
  background: var(--surface); padding: 2px;
}
.gallery__thumb img { width: 64px; height: 64px; object-fit: contain; }
.gallery__thumb:hover { border-color: var(--cool); }
.gallery__thumb.is-active {
  border-color: var(--ink);
  box-shadow: inset 0 0 0 1px var(--ink);
}
.gallery__main { transition: opacity .12s ease; }
@media (prefers-reduced-motion: reduce) { .gallery__main { transition: none; } }

/* --- Görsel büyütme ------------------------------------------------------ */

.lightbox {
  border: 0; padding: 0; background: transparent;
  max-width: 92vw; max-height: 92vh;
}
.lightbox::backdrop { background: rgba(20, 32, 43, .88); }
.lightbox__img {
  display: block; max-width: 92vw; max-height: 92vh;
  object-fit: contain; background: var(--surface); border-radius: var(--radius);
}
.lightbox__close {
  position: absolute; top: .5rem; right: .5rem;
  width: 2.2rem; height: 2.2rem; font-size: 1.4rem; line-height: 1;
  border: 1px solid var(--rule); border-radius: 50%;
  background: var(--surface); color: var(--ink); cursor: pointer;
}
.lightbox__close:hover { background: var(--cool-soft); }

/* --- Kategori alt gezinme ------------------------------------------------ */

.subnav {
  list-style: none; margin: 1.1rem 0 0; padding: 0;
  display: grid; grid-template-columns: repeat(auto-fill, minmax(13rem, 1fr));
  gap: .5rem;
}
.subnav a {
  display: grid; gap: .1rem; padding: .7rem .85rem; height: 100%;
  background: var(--surface); color: var(--ink);
  border: 1px solid var(--rule); border-radius: var(--radius);
}
.subnav a:hover { border-color: var(--cool); }
.subnav a:hover { background: var(--cool-soft); text-decoration: none; }
.subnav__name { font-weight: 600; font-size: var(--step-0); }
.subnav__count {
  color: var(--steel-500); font-size: var(--step--1);
  font-variant-numeric: tabular-nums;
}

/* --- Görünüm değiştirici ------------------------------------------------- */

.viewswitch { display: inline-flex; border: 1px solid var(--rule); border-radius: var(--radius); overflow: hidden; }
.viewswitch button {
  font: inherit; font-size: var(--step--1); cursor: pointer;
  border: 0; background: var(--surface); color: var(--steel-700);
  padding: .35rem .8rem;
}
.viewswitch button + button { border-left: 1px solid var(--rule); }
.viewswitch button.is-active { background: var(--ink); color: #fff; font-weight: 600; }

/* --- Ürün kartı ızgarası ------------------------------------------------- */

.unitcards {
  list-style: none; margin: 1.25rem 0 0; padding: 0;
  display: grid; grid-template-columns: repeat(auto-fill, minmax(14.5rem, 1fr)); gap: 1rem;
}
.unitcard {
  display: flex; flex-direction: column;
  background: var(--surface); border: 1px solid var(--rule);
  border-radius: var(--radius); overflow: hidden;
}
.unitcard:hover { border-color: var(--cool); }
.unitcard__link { display: grid; gap: .35rem; padding: .9rem .9rem .5rem; color: var(--ink); }
.unitcard__link:hover { text-decoration: none; }
.unitcard__media {
  display: grid; place-items: center; aspect-ratio: 4 / 3;
  background: var(--rule-soft); border-radius: var(--radius); overflow: hidden;
  margin-bottom: .35rem;
}
.unitcard__media img { width: 100%; height: 100%; object-fit: contain; }
.unitcard__ph { width: 40px; height: 40px; color: var(--steel-300); }
.unitcard__name { font-weight: 600; font-size: var(--step-0); line-height: 1.35; }

.unitcard__specs {
  margin: 0; padding: 0 .9rem .6rem;
  display: grid; grid-template-columns: repeat(3, 1fr); gap: .4rem;
  font-size: var(--step--1);
}
.unitcard__specs dt { color: var(--steel-500); font-size: .75rem; line-height: 1.25; }
.unitcard__specs dd { margin: 0; font-variant-numeric: tabular-nums; }

.unitcard__foot {
  margin-top: auto; padding: .7rem .9rem;
  border-top: 1px solid var(--rule-soft);
  display: flex; align-items: center; justify-content: space-between; gap: .5rem;
}

/* --- Ürün sayfası öne çıkan değerler ------------------------------------- */

.keyspecs {
  list-style: none; margin: 1.25rem 0; padding: 0;
  display: grid; grid-template-columns: repeat(auto-fit, minmax(8rem, 1fr));
  gap: .5rem;
}
.keyspecs li {
  background: var(--surface); padding: .7rem .85rem; display: grid; gap: .15rem;
  border: 1px solid var(--rule); border-radius: var(--radius);
}
.keyspecs__label { color: var(--steel-500); font-size: .75rem; line-height: 1.25; }
.keyspecs strong { font-size: var(--step-1); font-variant-numeric: tabular-nums; }

/* --- Sık sorulanlar ------------------------------------------------------ */

.faq { margin-top: 2.5rem; max-width: var(--measure); }
.faq h2 { font-size: var(--step-1); margin-bottom: .75rem; }
.faq details {
  border-bottom: 1px solid var(--rule);
  padding: .75rem 0;
}
.faq summary {
  cursor: pointer; color: var(--ink); font-weight: 600;
  list-style: none; display: flex; gap: .6rem; align-items: baseline;
}
.faq summary::-webkit-details-marker { display: none; }
.faq summary::before {
  content: '+'; color: var(--cool); font-weight: 600; width: 1ch;
}
.faq details[open] summary::before { content: '−'; }
.faq details p { margin: .5rem 0 0 1.6ch; }

/* Kategori metni ferah dursun */
.prose h2 { font-size: var(--step-1); margin-top: 1.75em; }
.prose h3 { font-size: var(--step-0); margin-top: 1.4em; color: var(--ink); }

/* --- Üst çubuk: logo ve arama -------------------------------------------- */

.masthead__logo { display: flex; align-items: center; color: var(--ink); flex: none; }
/* Logo belirgin olmali: 30px'te isaret okunmuyordu. */
.masthead__logo img { height: 42px; width: auto; display: block; }
@media (max-width: 560px) { .masthead__logo img { height: 34px; } }

.masthead__search {
  display: flex; align-items: center; flex: 1 1 18rem; max-width: 26rem;
  border: 1px solid var(--rule); border-radius: var(--radius);
  background: var(--paper); overflow: hidden;
}
.masthead__search:focus-within { border-color: var(--cool); }
.masthead__search input {
  flex: 1; min-width: 0; font: inherit; font-size: var(--step--1);
  border: 0; background: transparent; padding: .45rem .65rem; color: var(--ink);
}
.masthead__search input:focus { outline: none; }
.masthead__search button {
  border: 0; background: transparent; color: var(--steel-500);
  padding: .4rem .65rem; cursor: pointer; display: grid; place-items: center;
}
.masthead__search button:hover { color: var(--cool); }

@media (max-width: 720px) {
  .masthead__inner { flex-wrap: wrap; height: auto; padding-block: .6rem; }
  .masthead__search { order: 3; flex-basis: 100%; max-width: none; }
  .masthead__nav { margin-left: auto; gap: .9rem; font-size: var(--step--1); }
}

.searchbig {
  display: flex; gap: .5rem; margin-top: 1rem; max-width: 34rem;
}
.searchbig input {
  flex: 1; font: inherit; color: var(--ink); background: var(--surface);
  border: 1px solid var(--steel-300); border-radius: var(--radius);
  padding: .55rem .7rem;
}
.searchbig input:focus { border-color: var(--cool); outline: none; }

/* Kahraman: dar sütunda seyrek kalmasın diye kısa madde listesi */
.hero__points {
  list-style: none; margin: 0 0 1.5rem; padding: 0;
  display: flex; gap: 1.5rem; flex-wrap: wrap;
  color: #b9c5ce; font-size: var(--step--1);
}
.hero__points li { display: flex; align-items: baseline; gap: .45rem; }
.hero__points li::before { content: '✓'; color: #4f9ae0; font-weight: 600; }

/* --- Mega menü ----------------------------------------------------------- */

.masthead__inner { position: relative; }
.masthead__toggle {
  display: none; border: 1px solid var(--rule); border-radius: var(--radius);
  background: var(--surface); color: var(--ink); padding: .35rem .5rem; cursor: pointer;
}

.masthead__nav { border-top: 1px solid var(--rule-soft); background: var(--surface); }
.masthead__nav > .wrap { display: flex; }

.megamenu { list-style: none; display: flex; margin: 0; padding: 0; gap: .15rem; }
.megamenu__item { position: relative; display: flex; align-items: stretch; }

.megamenu__top {
  display: flex; align-items: center; gap: .45rem;
  padding: .6rem .7rem; color: var(--steel-700);
  font-size: var(--step--1); font-weight: 500; white-space: nowrap;
  border-bottom: 2px solid transparent;
}
.megamenu__top:hover,
.megamenu__item:hover .megamenu__top,
.megamenu__item.is-open .megamenu__top {
  color: var(--ink); text-decoration: none; border-bottom-color: var(--cool);
}
.megamenu__icon {
  width: 19px; height: 19px; flex: none; color: var(--cool);
  transition: transform .12s ease;
}
.megamenu__item:hover .megamenu__icon { transform: translateY(-1px); }
@media (prefers-reduced-motion: reduce) { .megamenu__icon { transition: none; } }

.megamenu__caret {
  border: 0; background: transparent; color: var(--steel-300);
  padding: 0 .45rem 0 0; cursor: pointer; display: grid; place-items: center;
}
.megamenu__caret:hover { color: var(--cool); }
.megamenu__item.is-open .megamenu__caret { color: var(--cool); transform: rotate(180deg); }
.megamenu__item.is-open > .megamenu__top { border-bottom-color: var(--cool); }

.megamenu__panel {
  position: absolute; top: 100%; left: 0; z-index: 30;
  min-width: 18rem; padding: .5rem;
  background: var(--surface); border: 1px solid var(--rule);
  border-top: 2px solid var(--cool);
  border-radius: 0 0 6px 6px; box-shadow: 0 14px 34px rgba(20,32,43,.16);
  opacity: 0; visibility: hidden; transform: translateY(-4px);
  transition: opacity .12s ease, transform .12s ease, visibility .12s;
}
.megamenu__item:hover .megamenu__panel,
.megamenu__item:focus-within .megamenu__panel,
.megamenu__item.is-open .megamenu__panel {
  opacity: 1; visibility: visible; transform: none;
}
@media (prefers-reduced-motion: reduce) { .megamenu__panel { transition: none; } }

.megamenu__panel ul { list-style: none; margin: 0; padding: 0; }
.megamenu__panel a {
  display: flex; justify-content: space-between; gap: 1rem; align-items: baseline;
  padding: .45rem .6rem; border-radius: var(--radius);
  color: var(--steel-700); font-size: var(--step--1);
}
.megamenu__panel a:hover { background: var(--cool-soft); color: var(--ink); text-decoration: none; }
.megamenu__count {
  color: var(--steel-300); font-variant-numeric: tabular-nums; font-size: .75rem;
}
.megamenu__all {
  display: block; margin-top: .4rem; padding-top: .5rem;
  border-top: 1px solid var(--rule-soft); font-weight: 600; color: var(--cool) !important;
}

.masthead__cart { white-space: nowrap; }

@media (max-width: 980px) {
  .masthead__toggle { display: grid; place-items: center; }
  .masthead__nav { display: none; position: static; }
  .masthead__nav.is-open { display: block; }
  .masthead__nav > .wrap { display: block; padding-block: .5rem; }

  .megamenu { flex-direction: column; gap: 0; }
  .megamenu__item { flex-wrap: wrap; border-bottom: 1px solid var(--rule-soft); }
  .megamenu__top {
    flex: 1; padding: .8rem .2rem; font-size: var(--step-0);
    border-bottom: 0;
  }
  /* Dokunma hedefi yeterince buyuk olmali: 8px'lik ok mobilde isabet
     ettirilemiyordu. */
  .megamenu__caret { padding: .8rem; min-width: 44px; }

  .megamenu__panel {
    position: static; opacity: 1; visibility: visible; transform: none;
    border: 0; box-shadow: none; padding: 0 0 .6rem 2.1rem;
    display: none; min-width: 0; flex-basis: 100%;
  }
  .megamenu__item.is-open .megamenu__panel { display: block; }
  .megamenu__panel a { padding: .5rem .4rem; font-size: var(--step-0); }
}

/* --- Arama önerileri ------------------------------------------------------ */

.masthead__search { position: relative; }

.suggest {
  position: absolute; top: calc(100% + 4px); left: 0; right: 0; z-index: 40;
  background: var(--surface); border: 1px solid var(--rule);
  border-radius: var(--radius); box-shadow: 0 10px 28px rgba(20,32,43,.15);
  max-height: 22rem; overflow-y: auto; padding: .25rem;
}
.suggest__row {
  display: flex; align-items: center; gap: .6rem;
  padding: .4rem .5rem; border-radius: var(--radius); color: var(--ink);
}
.suggest__row:hover, .suggest__row.is-active {
  background: var(--cool-soft); text-decoration: none;
}
.suggest__row img, .suggest__ph {
  width: 34px; height: 34px; flex: none; object-fit: contain;
  background: var(--rule-soft); border-radius: 2px;
}
.suggest__text { min-width: 0; display: grid; }
.suggest__label {
  font-size: var(--step--1); line-height: 1.3;
  overflow: hidden; text-overflow: ellipsis; white-space: nowrap;
}
.suggest__sub { color: var(--steel-500); font-size: .75rem; }
.suggest__row--cat { font-weight: 600; }
.suggest__row--cat .suggest__ph {
  background: var(--cool-soft);
  /* Kategori onerileri urunlerden ayrilsin */
}

/* --- Kahraman: koyu zeminde buton kontrastı ------------------------------ */
/* .btn koyu zemin uzerinde koyu kaliyordu ve gorunmuyordu. */
.hero .btn {
  background: #fff; color: var(--ink); border-color: #fff;
}
.hero .btn:hover { background: #e8eef3; }
.hero .btn--ghost { background: transparent; color: #fff; border-color: rgba(255,255,255,.5); }
.hero .btn--ghost:hover { background: rgba(255,255,255,.12); }

/* --- Kahraman görseli ----------------------------------------------------- */

.hero__figure svg { width: 100%; height: auto; display: block; }
.hg-box   { fill: rgba(255,255,255,.035); stroke: #7e91a0; stroke-width: 1.2; }
.hg-line  { stroke: #8fa0ad; stroke-width: 1.2; fill: none; stroke-linecap: round; }
.hg-dash  { stroke-dasharray: 4 4; stroke: #5d7080; }
.hg-cool  { stroke: #4f9ae0; stroke-width: 2; fill: none; stroke-linejoin: round; }
.hg-warm  { stroke: #d9694f; stroke-width: 2; fill: none; stroke-linejoin: round; }
.hg-arrow { stroke: #7e91a0; stroke-width: 1.4; fill: none;
            stroke-linecap: round; stroke-linejoin: round; }
.hg-label { font-size: 10px; fill: #8fa0ad;
            font-family: 'IBM Plex Sans', system-ui, sans-serif; }
.hg-label--cool { fill: #4f9ae0; }
.hg-label--warm { fill: #d9694f; }

/* --- Arama: ikon + açılır panel ------------------------------------------ */

/* Arama kutusu her zaman gorunur. Ikonun arkasina almak masaustunde
   fazladan bir tiklama demekti; canli oneri zaten kutunun altinda cikiyor. */
.masthead__search {
  position: relative; display: flex; align-items: center;
  flex: 1 1 20rem; max-width: 28rem;
  border: 1px solid var(--rule); border-radius: 999px;
  background: var(--paper); overflow: visible;
}
.masthead__search:focus-within {
  border-color: var(--cool); background: var(--surface);
  box-shadow: 0 0 0 3px rgba(27,99,168,.12);
}
.masthead__search input {
  flex: 1; min-width: 0; font: inherit; font-size: var(--step--1);
  border: 0; background: transparent; padding: .5rem .3rem .5rem .95rem; color: var(--ink);
}
.masthead__search input:focus { outline: none; }
.masthead__search button {
  border: 0; background: transparent; color: var(--steel-500);
  padding: .45rem .85rem .45rem .5rem; cursor: pointer; display: grid; place-items: center;
}
.masthead__search button:hover { color: var(--cool); }
.masthead__search .suggest { top: calc(100% + 6px); border-radius: 8px; }

/* Mobilde arama ikonun arkasinda degil, dogrudan gorunur olmali:
   dar ekranda ekstra bir dokunus daha istemek gereksiz. Ikon dugmesi
   gizlenir, form eski satir ici halini alir. */
@media (max-width: 980px) {
  /* Mobilde arama kendi satirinda; logo, sepet ve menu ustte kalir. */
  .masthead__search { order: 4; flex: 1 1 100%; max-width: none; margin-top: .5rem; }
}

/* --- Kart yüzeyleri: yumuşak geçiş --------------------------------------- */

.unitcard, .card, .family {
  background-image: linear-gradient(180deg, #ffffff 0%, #fcfdfe 58%, #f4f7fa 100%);
}
.unitcard__media, .card__media {
  background-image: linear-gradient(160deg, #ffffff 0%, #eef2f5 100%);
}
.unitcard:hover, .card:hover, .family:hover {
  background-image: linear-gradient(180deg, #ffffff 0%, #f7fafc 55%, #eaf2f9 100%);
}
.subnav a {
  background-image: linear-gradient(180deg, #ffffff 0%, #f6f8fa 100%);
}
.keyspecs li {
  background-image: linear-gradient(180deg, #ffffff 0%, #f4f7f9 100%);
}

/* --- Ürün metni: dar sütunda seyrek kalmasın ----------------------------- */

.product-copy {
  margin-top: 2.5rem; padding-top: 1.5rem;
  border-top: 1px solid var(--rule);
}
.product-copy h2 { font-size: var(--step-1); margin-bottom: .6rem; }
/* Tek akista, normal paragraf olarak. Iki sutuna bolmek metni iki blok
   gibi gosteriyordu ve okuma sirasi belirsizlesiyordu. */
.product-copy > .prose { max-width: 80ch; }
.product-copy > .prose p { margin: 0 0 .9em; }

/* --- Kapanış çağrısı: geniş ekranda dağılmasın --------------------------- */

.cta {
  max-width: 62rem; margin-inline: auto;
  background-image: linear-gradient(115deg, #ffffff 0%, #f2f7fb 100%);
}
.cta > div { flex: 1 1 22rem; }
.cta h2 { font-size: var(--step-2); }
.cta p { max-width: none; }

/* Kategori metni: filtre rayının yanındaki sütunda zaten dar kalıyor,
   iki sütuna bölmek yerine ölçüyü biraz genişletmek yeterli. */
.category-copy {
  margin-top: 2.5rem; padding-top: 1.5rem;
  border-top: 1px solid var(--rule);
  max-width: 78ch;
}

/* --- Blog ---------------------------------------------------------------- */

.posts {
  list-style: none; margin: 1.25rem 0 0; padding: 0;
  display: grid; grid-template-columns: repeat(auto-fill, minmax(19rem, 1fr)); gap: 1rem;
}
.post {
  background: var(--surface); border: 1px solid var(--rule); border-radius: var(--radius);
  background-image: linear-gradient(180deg, #ffffff 0%, #f7fafc 100%);
}
.post:hover { border-color: var(--cool); }
.post a { display: grid; gap: .4rem; padding: 1.1rem 1.2rem 1.2rem; color: var(--ink); }
.post a:hover { text-decoration: none; }
.post h2, .post h3 { font-size: var(--step-1); margin: 0; }
.post p { margin: 0; color: var(--steel-500); font-size: var(--step--1); }
.post__meta { color: var(--steel-500); font-size: var(--step--1); }

.article { padding: 1.5rem 0 2rem; }
.article__head { max-width: var(--measure); }
.article__head h1 { font-size: var(--step-3); }
.article__lead {
  font-size: var(--step-1); color: var(--steel-700);
  margin: .75rem 0 0; max-width: var(--measure);
}
.article__body { margin-top: 1.75rem; max-width: var(--measure); }
.article__body h2 { font-size: var(--step-2); margin-top: 1.9em; }
.article__body h3 { font-size: var(--step-1); }
.article__body ul, .article__body ol { padding-left: 1.2rem; }
.article__body li { margin-bottom: .4rem; }
.article__links {
  margin-top: 2.5rem; padding-top: 1.25rem; border-top: 1px solid var(--rule);
}
.article__links h2 { font-size: var(--step-1); margin-bottom: .6rem; }

/* --- Duyuru şeridi -------------------------------------------------------- */

.announce {
  background: linear-gradient(90deg, #14202b 0%, #1b3category 100%);
  background: linear-gradient(90deg, #14202b 0%, #1b4a78 100%);
  color: #dce6ee; font-size: var(--step--1);
}
.announce__inner {
  display: flex; align-items: center; gap: .9rem; flex-wrap: wrap;
  padding-block: .55rem; position: relative;
}
.announce__inner p { margin: 0; flex: 1 1 20rem; }
.announce strong { color: #fff; }
.announce__tag {
  background: rgba(255,255,255,.15); color: #fff; font-weight: 600;
  border-radius: 999px; padding: .1rem .6rem; white-space: nowrap;
  font-variant-numeric: tabular-nums;
}
.announce__cta { color: #fff; font-weight: 600; white-space: nowrap; }
.announce__cta:hover { text-decoration: underline; }
.announce__close {
  border: 0; background: transparent; color: #9fb3c4;
  font-size: 1.2rem; line-height: 1; cursor: pointer; padding: 0 .2rem;
}
.announce__close:hover { color: #fff; }
@media (max-width: 720px) { .announce__tag { display: none; } }

/* --- Üst çubuk: teklif sepeti birincil ----------------------------------- */

.masthead__cart {
  display: inline-flex; align-items: center; gap: .4rem;
  padding: .45rem .8rem; white-space: nowrap;
}
.masthead__cart .cart-count {
  background: rgba(255,255,255,.25); color: #fff;
}

/* --- Alt bilgi ----------------------------------------------------------- */

.footer {
  margin-top: 3.5rem; padding: 2.5rem 0 1.25rem;
  background: var(--ink); color: #9fb3c4; font-size: var(--step--1);
  background-image:
    linear-gradient(rgba(255,255,255,.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,.03) 1px, transparent 1px);
  background-size: 28px 28px;
}
.footer__cols {
  display: grid; grid-template-columns: 1.6fr repeat(3, 1fr);
  gap: 2rem; align-items: start;
}
@media (max-width: 880px) {
  .footer__cols { grid-template-columns: repeat(auto-fit, minmax(11rem, 1fr)); }
  .footer__brand { grid-column: 1 / -1; }
}

.footer strong { color: #fff; display: block; margin-bottom: .7rem; font-size: var(--step-0); }
.footer ul { list-style: none; margin: 0; padding: 0; display: grid; gap: .45rem; }
.footer a { color: #9fb3c4; }
.footer a:hover { color: #fff; }

/* Alt bilgide koyu zemin: kelime isareti beyaza cevriliyor ama rozet
   kendi rengini korusun diye yalnizca parlaklik artiriliyor. */
.footer__logo { height: 38px; width: auto; filter: brightness(0) invert(1); opacity: .95; }
.footer__blurb { max-width: 38ch; margin: .9rem 0 1rem; line-height: 1.6; }
.footer__badges { display: grid; gap: .4rem; }
.footer__badges li { display: flex; align-items: center; gap: .5rem; }
.footer__dot {
  width: 7px; height: 7px; border-radius: 50%; background: var(--steel-500); flex: none;
}
.footer__dot--cool { background: #4f9ae0; }
.footer__dot--ok { background: #3fae7a; }

.footer__bottom {
  display: flex; justify-content: space-between; gap: 1rem; flex-wrap: wrap;
  margin-top: 2rem; padding-top: 1.1rem;
  border-top: 1px solid rgba(255,255,255,.1); color: #7e93a5;
}

/* --- Üst çubuk: iki satır ------------------------------------------------ */

.masthead__logo { margin-right: auto; }
.masthead__cart { margin-left: .25rem; }

/* Menü çubuğu dar ekranda yatay kaydırılabilir: kategori sayısı arttıkça
   kırpmak yerine kaydırmak, hiçbir kategoriyi gizlemiyor. */
@media (min-width: 981px) {
  /* Sigmadiginda alt satira insin. Yatay kaydirma cubugu hem cirkin
     hem de kullanicinin gormedigi kategoriyi gizliyor. */
  .megamenu { flex-wrap: wrap; }
  .megamenu__top { font-size: var(--step--1); padding: .5rem .6rem; }
}

/* --- Sağ alt iletişim düğmesi -------------------------------------------- */

.contact {
  position: fixed; right: 1rem; bottom: 1rem; z-index: 60;
  display: grid; justify-items: end; gap: .6rem;
}

.contact__fab {
  display: inline-flex; align-items: center; gap: .5rem;
  border: 0; border-radius: 999px; cursor: pointer;
  background: var(--ink); color: #fff;
  padding: .7rem 1.1rem; font: inherit; font-size: var(--step--1); font-weight: 600;
  box-shadow: 0 8px 24px rgba(20,32,43,.28);
}
.contact__fab:hover { background: #0c1720; }
.contact__icon--close { display: none; }
.contact[data-open] .contact__icon--open { display: none; }
.contact[data-open] .contact__icon--close { display: block; }
.contact[data-open] .contact__label { display: none; }
.contact[data-open] .contact__fab { padding: .8rem; }

.contact__panel {
  display: grid; gap: .4rem; width: min(19rem, calc(100vw - 2rem));
  background: var(--surface); border: 1px solid var(--rule);
  border-radius: 10px; padding: .5rem;
  box-shadow: 0 14px 38px rgba(20,32,43,.22);
}
.contact__item {
  display: flex; align-items: center; gap: .7rem;
  padding: .6rem .7rem; border-radius: 8px; color: var(--ink);
  background: var(--rule-soft);
}
.contact__item:hover { text-decoration: none; background: var(--cool-soft); }
.contact__item span { display: grid; }
.contact__item strong { font-size: var(--step-0); }
.contact__item small { color: var(--steel-500); font-size: .75rem; }
.contact__item svg { flex: none; }

.contact__item--wa { background: #e8f6ed; color: #16653c; }
.contact__item--wa:hover { background: #d7efe0; }
.contact__item--wa small { color: #3f7a5c; }
.contact__item--tel { background: #fdeceb; color: #9e2c1c; }
.contact__item--tel:hover { background: #fbdedb; }
.contact__item--tel small { color: #a35a4e; }

@media (max-width: 520px) {
  .contact { right: .75rem; bottom: .75rem; }
  .contact__label { display: none; }
  .contact__fab { padding: .8rem; }
}
@media print { .contact { display: none; } }

/* [hidden] özniteliği, display tanımlayan bir sınıf tarafından eziliyor.
   Tarayıcının varsayılan kuralı (display:none) sınıf kuralından daha
   düşük öncelikli; açılır panel bu yüzden hep açık kalıyordu. */
.contact__panel[hidden],
.suggest[hidden],
[data-view-panel][hidden],
.announce[hidden] { display: none !important; }

/* --- Üst çubuk hizalama düzeltmesi --------------------------------------- */

/* Logo solda, arama ve sepet sağda blok hâlinde. margin-right:auto yalnızca
   logoda; diğerleri doğal sırasında kalıyor. */
.masthead__inner { flex-wrap: wrap; }
.masthead__logo { margin-right: auto; }
.masthead__searchbtn { order: 0; }
.masthead__cart { order: 1; }
.masthead__toggle { order: 2; }

.masthead__nav > .wrap { overflow: visible; }
.megamenu { row-gap: .1rem; }

/* --- Filtre yükleniyor durumu -------------------------------------------- */

.catalog.is-loading { opacity: .55; pointer-events: none; }
.catalog { transition: opacity .12s ease; }
@media (prefers-reduced-motion: reduce) { .catalog { transition: none; } }

/* --- Teklif sepeti butonu ------------------------------------------------ */

/* Beyaz ust cubukta koyu lacivert buton agir duruyordu; marka mavisi hem
   daha okunur hem de sitenin geri kalanindaki vurgu rengiyle tutarli. */
.masthead__cart {
  background: var(--cool); border-color: var(--cool); color: #fff;
  box-shadow: 0 1px 2px rgba(27,99,168,.25);
}
.masthead__cart:hover { background: #16548f; border-color: #16548f; }
.masthead__cart .cart-count { background: rgba(255,255,255,.28); }

/* --- Ürün sayfası ince ayarlar ------------------------------------------ */

.product h1 { font-size: var(--step-3); }
.product > div:last-child > h2 { margin-top: 1.9rem; }

/* Öne çıkan değerler kartı, tablo ile aynı dili konuşsun */
.keyspecs li {
  background-image: linear-gradient(180deg, #ffffff 0%, #f5f8fa 100%);
  border-color: var(--rule);
}
.keyspecs strong { font-size: var(--step-2); line-height: 1.15; }

/* Galeri: büyük görsel daha yumuşak bir zeminde */
.gallery__main {
  background-image: linear-gradient(160deg, #ffffff 0%, #eef2f6 100%);
  border-color: var(--rule);
}

/* Belgeler listesi kart görünümünde */
.docs a {
  background: var(--surface); border: 1px solid var(--rule);
  border-radius: var(--radius); padding: .6rem .8rem;
  align-items: center; justify-content: space-between;
}
.docs a:hover { border-color: var(--cool); text-decoration: none; }

/* --- Ana sayfa: canlılık ------------------------------------------------- */

/* Kahraman altına ince renk şeridi: koyu bloktan beyaza sert geçiş
   yerine markanın iki rengini taşıyan bir sınır. */
.hero { border-bottom: 3px solid var(--cool); }

.hero__stats dd { position: relative; display: inline-block; }
.hero__stats div:first-child dd { color: #7fc0ff; }

/* Bölüm başlıkları: soldan renkli işaret */
.section__head h2, .band h2, .cta h2 {
  position: relative; padding-left: .85rem;
}
.section__head h2::before, .band h2::before, .cta h2::before {
  content: ''; position: absolute; left: 0; top: .18em; bottom: .18em;
  width: 4px; border-radius: 2px;
  background: linear-gradient(180deg, var(--cool), var(--warm));
}

/* Ürün ailesi kartları: ikon renkli bir zemine otursun */
.family__icon {
  width: 38px; height: 38px; padding: 7px;
  border-radius: 9px; box-sizing: border-box;
  background: var(--cool-soft); color: var(--cool);
}
.family:hover .family__icon { background: var(--cool); color: #fff; }
.family { transition: border-color .12s ease, background .12s ease; }
.family__icon { transition: background .12s ease, color .12s ease; }
@media (prefers-reduced-motion: reduce) {
  .family, .family__icon { transition: none; }
}

/* Vitrin başlığı ile "tümünü görün" arasına nefes */
.section__head--row { border-bottom-color: var(--cool); }
.section__more {
  display: inline-flex; align-items: center; gap: .3rem;
  background: var(--cool-soft); color: var(--cool);
  padding: .35rem .75rem; border-radius: 999px;
}
.section__more:hover { background: var(--cool); color: #fff; text-decoration: none; }

/* Fiyat vurgusu: kartta göz ilk buraya gitsin */
.unitcard__foot .price { color: var(--ink); font-size: var(--step-1); }
.unitcard__foot .price__vat { font-size: .7rem; }

/* Adım numaraları daireli */
.how__steps li::before {
  display: grid; place-items: center;
  width: 2rem; height: 2rem; border-radius: 50%;
  background: var(--cool-soft); color: var(--cool);
  font-size: var(--step-0);
}

/* Kapanış çağrısı: soluk kutu yerine belirgin şerit */
.cta {
  background-image: linear-gradient(115deg, #ffffff 0%, #eaf2fa 100%);
  border-left-width: 4px;
}

/* --- Menü taşma düğmesi --------------------------------------------------- */

@media (min-width: 981px) {
  /* Tasan maddeler masaustunde ayri liste olarak gizlenir; ayni maddeler
     tasma panelinde gorunur. */
  .megamenu--overflow { display: none; }
  .megamenu { flex-wrap: nowrap; }
  .megamenu__more { margin-left: .25rem; }
  .megamenu__panel--right { left: auto; right: 0; }
}

.megamenu__morebtn {
  border: 1px solid var(--rule); background: var(--surface);
  border-radius: var(--radius); cursor: pointer;
  padding: .45rem .55rem; color: var(--steel-700);
  align-self: center;
}
.megamenu__morebtn:hover { color: var(--cool); border-color: var(--cool); }
.megamenu__more.is-open .megamenu__morebtn { color: var(--cool); border-color: var(--cool); }

@media (max-width: 980px) {
  /* Mobilde tasma dugmesi yok: her sey zaten alt alta. */
  .megamenu__more { display: none; }
  .megamenu--overflow { display: flex; flex-direction: column; }
}

/* --- Mobil: hamburger sepetin sağında ------------------------------------ */

@media (max-width: 980px) {
  .masthead__inner { gap: .5rem; }
  .masthead__logo { order: 0; margin-right: auto; }
  .masthead__cart { order: 2; }
  .masthead__toggle { order: 3; }

  /* Dar ekranda sepet yazısı yer kaplıyor; ikon ve sayaç yeterli. */
  @media (max-width: 560px) {
    .masthead__cart { padding: .45rem .6rem; font-size: 0; gap: 0; }
    .masthead__cart svg { width: 18px; height: 18px; }
    .masthead__cart .cart-count { font-size: .75rem; margin-left: .35rem; }
  }
}

/* --- Ürün ailesi kartları: renkli tonlar --------------------------------- */

.families { gap: .75rem; }

.family {
  position: relative; overflow: hidden;
  border-radius: 10px; padding: 1.15rem 1.25rem 1.3rem;
  --t: var(--cool); --t-soft: var(--cool-soft);
}
/* Ustte ince renk seridi: kartlar birbirine yakin dururken ayrimi
   kenarlik degil renk yapiyor. */
.family::before {
  content: ''; position: absolute; inset: 0 0 auto 0; height: 3px; background: var(--t);
}
.family__icon { background: var(--t-soft); color: var(--t); }
.family:hover { border-color: var(--t); }
.family:hover .family__icon { background: var(--t); color: #fff; }
.family__title a:hover { color: var(--t); }
.family__links a:hover { color: var(--t); }

.family--t0 { --t: #1b63a8; --t-soft: #e7f0f9; }  /* soğutma mavisi */
.family--t1 { --t: #2f7d6a; --t-soft: #e6f2ef; }  /* havalandırma yeşili */
.family--t2 { --t: #a8531f; --t-soft: #f8ede5; }  /* ısıtma turuncusu */
.family--t3 { --t: #5b4b9c; --t-soft: #eeebf7; }  /* kontrol moru */
.family--t4 { --t: #1c6f8c; --t-soft: #e5f1f5; }  /* kanal turkuazı */
.family--t5 { --t: #8a2f4a; --t-soft: #f6e8ec; }  /* aksesuar bordosu */

/* Ürün sayısı rozeti */
.family__count {
  display: inline-block; background: var(--t-soft); color: var(--t);
  border-radius: 999px; padding: .1rem .55rem; font-weight: 600;
  font-size: .75rem; margin-top: .15rem;
}

/* Filtre aralığı ipucu */
.facets__hint {
  margin: .35rem 0 0; color: var(--steel-500); font-size: .75rem; line-height: 1.35;
}

/* Filtre rayı taşmasın */
.facets { overflow: visible; min-width: 0; }
.facets * { max-width: 100%; }
.facets__group { min-width: 0; }

/* --- Alt kategori kartları: görselli ------------------------------------- */

.subnav a {
  display: grid; grid-template-columns: 56px 1fr; gap: .7rem; align-items: center;
}
.subnav__media {
  width: 56px; height: 46px; display: grid; place-items: center;
  background: var(--rule-soft); border-radius: var(--radius); overflow: hidden;
}
.subnav__media img { width: 100%; height: 100%; object-fit: contain; }
.subnav__media svg { width: 22px; height: 22px; color: var(--steel-300); }
.subnav__text { display: grid; gap: .1rem; min-width: 0; }

/* --- Fiyat ve sepet kutusu ----------------------------------------------- */

.buybox {
  margin: 1.5rem 0;
  border: 1px solid var(--rule); border-radius: 10px;
  background: linear-gradient(180deg, #ffffff 0%, #f4f8fb 100%);
  box-shadow: 0 1px 2px rgba(20,32,43,.04);
  display: grid; grid-template-columns: minmax(0, 1fr) auto;
  gap: 1rem 1.5rem; align-items: center;
  padding: 1.15rem 1.3rem;
}
/* Sol kenarda marka şeridi: kutunun sayfadaki en önemli blok olduğunu
   söylemenin sessiz yolu. */
.buybox { border-left: 4px solid var(--cool); }

@media (max-width: 640px) {
  .buybox { grid-template-columns: 1fr; padding: 1rem; }
}

.buybox__price { display: grid; gap: .15rem; }
.buybox__amount {
  font-size: 2.1rem; line-height: 1.05; font-weight: 600; color: var(--ink);
  font-variant-numeric: tabular-nums; letter-spacing: -0.02em;
}
.buybox__cur { font-size: 1.3rem; margin-left: .2rem; color: var(--steel-500); }
.buybox__quote { font-size: var(--step-2); font-weight: 600; color: var(--ink); }
.buybox__note {
  display: flex; align-items: center; gap: .5rem; flex-wrap: wrap;
  color: var(--steel-500); font-size: var(--step--1);
}
.buybox__stamp {
  background: var(--cool-soft); color: var(--cool);
  border-radius: 999px; padding: .1rem .55rem; font-size: .75rem; font-weight: 600;
}

.buybox__form { display: flex; align-items: center; gap: .6rem; flex-wrap: wrap; }

.qtybox {
  display: inline-flex; align-items: stretch;
  border: 1px solid var(--rule); border-radius: 8px; background: var(--surface);
  overflow: hidden;
}
.qtybox__btn {
  border: 0; background: transparent; cursor: pointer;
  width: 2.3rem; color: var(--steel-700); font-size: 1.1rem; line-height: 1;
}
.qtybox__btn:hover { background: var(--cool-soft); color: var(--cool); }
.qtybox input {
  width: 2.6rem; border: 0; border-inline: 1px solid var(--rule);
  text-align: center; font: inherit; font-variant-numeric: tabular-nums;
  color: var(--ink); background: transparent; padding: .55rem 0;
}
.qtybox input:focus { outline: none; background: var(--cool-soft); }

.buybox__cta {
  display: inline-flex; align-items: center; gap: .5rem;
  background: var(--cool); border-color: var(--cool);
  box-shadow: 0 2px 8px rgba(27,99,168,.28);
}
.buybox__cta:hover { background: #16548f; border-color: #16548f; }

.buybox__facts {
  grid-column: 1 / -1; list-style: none; margin: 0; padding: .9rem 0 0;
  border-top: 1px solid var(--rule);
  display: flex; gap: 1.5rem; flex-wrap: wrap;
  color: var(--steel-500); font-size: var(--step--1);
}
.buybox__facts li { display: flex; align-items: center; gap: .4rem; }
.buybox__facts svg { color: #2f8a5b; flex: none; }

/* --- Teklif sepeti ------------------------------------------------------- */

.cartpage { padding-bottom: 3.5rem; }
.cartpage__head { padding: 2rem 0 1.25rem; border-bottom: 2px solid var(--ink); }
.cartpage__head h1 { font-size: var(--step-3); }
.cartpage__head p { color: var(--steel-500); margin: .4rem 0 0; }

.cart-count {
  display: inline-block; min-width: 1.3em; margin-left: .35rem;
  padding: 0 .35em; border-radius: 999px;
  background: rgba(255,255,255,.28); color: #fff;
  font-size: var(--step--1); font-variant-numeric: tabular-nums; text-align: center;
}
.cart-count:empty { display: none; }

.cartgrid {
  display: grid; grid-template-columns: minmax(0, 1fr) 20rem;
  gap: 1.75rem; padding: 1.5rem 0 0; align-items: start;
}
@media (max-width: 900px) { .cartgrid { grid-template-columns: 1fr; } }

/* --- Satırlar ------------------------------------------------------------ */

.cartlist { display: grid; gap: .6rem; }

.cartrow {
  display: grid; grid-template-columns: 84px minmax(0, 1fr) auto auto auto;
  gap: 1rem; align-items: center;
  background: var(--surface); border: 1px solid var(--rule);
  border-radius: 10px; padding: .8rem .9rem;
}
.cartrow:hover { border-color: var(--cool); }

.cartrow__media {
  width: 84px; height: 64px; display: grid; place-items: center;
  background: var(--rule-soft); border-radius: var(--radius); overflow: hidden;
}
.cartrow__media img { width: 100%; height: 100%; object-fit: contain; }
.cartrow__media svg { width: 26px; height: 26px; color: var(--steel-300); }

.cartrow__main { display: grid; gap: .1rem; min-width: 0; }
.cartrow__name { color: var(--ink); font-weight: 600; line-height: 1.35; }
.cartrow__code {
  color: var(--steel-500); font-size: var(--step--1); font-variant-numeric: tabular-nums;
}
.cartrow__unit { color: var(--steel-500); font-size: var(--step--1); }

.cartrow__qty { display: flex; align-items: center; gap: .4rem; }
.cartrow__total {
  min-width: 7.5rem; text-align: right;
  font-variant-numeric: tabular-nums; font-size: var(--step-1); color: var(--ink);
}

.cartrow__remove button {
  border: 1px solid var(--rule); background: var(--surface); color: var(--steel-500);
  border-radius: var(--radius); padding: .45rem; cursor: pointer;
  display: grid; place-items: center;
}
.cartrow__remove button:hover { color: var(--warm); border-color: var(--warm); }

@media (max-width: 720px) {
  .cartrow {
    grid-template-columns: 64px minmax(0, 1fr) auto;
    grid-template-areas: "media main remove" "qty qty total";
    row-gap: .75rem;
  }
  .cartrow__media { grid-area: media; width: 64px; height: 52px; }
  .cartrow__main { grid-area: main; }
  .cartrow__remove { grid-area: remove; align-self: start; }
  .cartrow__qty { grid-area: qty; }
  .cartrow__total { grid-area: total; }
}

/* --- Özet ---------------------------------------------------------------- */

.cartsum {
  position: sticky; top: 4.5rem;
  background: linear-gradient(180deg, #ffffff 0%, #f3f8fc 100%);
  border: 1px solid var(--rule); border-left: 4px solid var(--cool);
  border-radius: 10px; padding: 1.15rem 1.25rem 1.3rem;
}
.cartsum h2 { font-size: var(--step-1); margin-bottom: .9rem; }
.cartsum__row {
  display: flex; justify-content: space-between; gap: 1rem; align-items: baseline;
  padding: .45rem 0; border-bottom: 1px solid var(--rule-soft);
}
.cartsum__row strong { font-size: var(--step-2); font-variant-numeric: tabular-nums; color: var(--ink); }
.cartsum__row--muted { color: var(--steel-500); font-size: var(--step--1); border-bottom: 0; }
.cartsum__note {
  margin: .8rem 0 0; color: var(--steel-700); font-size: var(--step--1); line-height: 1.5;
}
.cartsum__facts {
  list-style: none; margin: 1rem 0 1.1rem; padding: .9rem 0 0;
  border-top: 1px solid var(--rule); display: grid; gap: .4rem;
  color: var(--steel-500); font-size: var(--step--1);
}
.cartsum__facts li::before { content: '✓'; color: #2f8a5b; margin-right: .45rem; font-weight: 600; }
.cartsum__cta {
  width: 100%; text-align: center;
  background: var(--cool); border-color: var(--cool);
}
.cartsum__cta:hover { background: #16548f; border-color: #16548f; }

/* --- Boş sepet ----------------------------------------------------------- */

.cartempty {
  text-align: center; padding: 3.5rem 1rem;
  background: var(--surface); border: 1px dashed var(--rule);
  border-radius: 10px; margin-top: 1.5rem;
}
.cartempty svg { color: var(--steel-300); }
.cartempty h2 { font-size: var(--step-2); margin: .75rem 0 .4rem; }
.cartempty p { color: var(--steel-500); max-width: 46ch; margin: 0 auto 1.25rem; }
.cartempty__links { display: flex; gap: .6rem; justify-content: center; flex-wrap: wrap; }

/* --- Form ---------------------------------------------------------------- */

.cartform {
  margin-top: 2.5rem; padding-top: 1.75rem; border-top: 1px solid var(--rule);
}
.cartform__head h2 { font-size: var(--step-2); }
.cartform__head p { color: var(--steel-500); margin: .3rem 0 1.25rem; max-width: var(--measure); }
.cartform__cta { background: var(--cool); border-color: var(--cool); }
.cartform__cta:hover { background: #16548f; border-color: #16548f; }

/* --- Kurumsal sayfalar ---------------------------------------------------- */

.page { padding: 2.25rem 0 3rem; max-width: none; }
.page__head { max-width: var(--measure); }
.page__head h1 { font-size: var(--step-3); }
.page .prose { max-width: var(--measure); margin-top: 1.5rem; }

.contactcards {
  list-style: none; margin: 1.5rem 0 0; padding: 0;
  display: grid; grid-template-columns: repeat(auto-fit, minmax(14rem, 1fr)); gap: .75rem;
}
.contactcard {
  background: var(--surface); border: 1px solid var(--rule);
  border-left: 3px solid var(--cool); border-radius: 10px;
  padding: .95rem 1.1rem; display: grid; gap: .15rem;
}
.contactcard--wa { border-left-color: #25a35a; }
.contactcard__label {
  color: var(--steel-500); font-size: .75rem; text-transform: uppercase;
  letter-spacing: .04em;
}
.contactcard__value { font-size: var(--step-1); font-weight: 600; color: var(--ink); }
.contactcard__value--plain { font-weight: 400; font-size: var(--step-0); }
.contactcard__sub { color: var(--steel-500); font-size: var(--step--1); }

.page__cta {
  display: flex; align-items: center; justify-content: space-between;
  gap: 1.5rem; flex-wrap: wrap; margin-top: 2.5rem;
  background: linear-gradient(115deg, #ffffff 0%, #eaf2fa 100%);
  border: 1px solid var(--rule); border-left: 4px solid var(--cool);
  border-radius: 10px; padding: 1.4rem 1.5rem;
}
.page__cta h2 { font-size: var(--step-1); margin: 0; }
.page__cta p { margin: .3rem 0 0; color: var(--steel-500); }

/* --- Form ---------------------------------------------------------------- */

.qform { max-width: 52rem; }
.qform__grid {
  display: grid; grid-template-columns: repeat(auto-fit, minmax(16rem, 1fr));
  gap: 0 1.25rem;
}

.field { display: grid; gap: .35rem; margin: 0 0 1.15rem; }
.field > label {
  color: var(--ink); font-size: var(--step--1); font-weight: 600;
  display: flex; align-items: baseline; gap: .4rem;
}
.field__hint { color: var(--steel-500); font-weight: 400; }

.field input, .field textarea, .field select {
  font: inherit; color: var(--ink); background: var(--surface);
  border: 1px solid var(--steel-300); border-radius: 8px;
  padding: .65rem .8rem; width: 100%;
  transition: border-color .12s ease, box-shadow .12s ease;
}
.field input:hover, .field textarea:hover { border-color: var(--steel-500); }
.field input:focus, .field textarea:focus, .field select:focus {
  border-color: var(--cool); outline: none;
  box-shadow: 0 0 0 3px rgba(27,99,168,.12);
}
.field textarea { resize: vertical; min-height: 7rem; line-height: 1.55; }
.field input::placeholder, .field textarea::placeholder { color: var(--steel-300); }
.field__error { color: var(--warm); font-size: var(--step--1); }
@media (prefers-reduced-motion: reduce) {
  .field input, .field textarea, .field select { transition: none; }
}

/* Onay kutuları: metin tek hücrede, kutu üstte hizalı. */
.field--check { display: block; margin-bottom: .85rem; }
.field--check label {
  display: grid; grid-template-columns: 1.15rem 1fr; gap: .65rem;
  align-items: start; font-weight: 400; font-size: var(--step-0);
  color: var(--steel-700); line-height: 1.5; cursor: pointer;
}
.field--check input[type=checkbox] {
  width: 1.15rem; height: 1.15rem; margin: .18rem 0 0; padding: 0;
  accent-color: var(--cool); cursor: pointer;
}
.field--check span { min-width: 0; }

/* Bal küpü: ekrandan ve ekran okuyucudan tamamen kaldırılır. */
.hp { position: absolute; left: -9999px; width: 1px; height: 1px; overflow: hidden; }

/* --- Fiyat rozeti -------------------------------------------------------- */

.pricetag {
  display: inline-flex; align-items: center; gap: .35rem;
  border-radius: 999px; padding: .25rem .65rem;
  font-size: var(--step--1); font-weight: 600; white-space: nowrap;
}
.pricetag--quote { background: var(--cool-soft); color: var(--cool); }
.pricetag svg { flex: none; }

.btn--cool {
  background: var(--cool); border-color: var(--cool); color: #fff;
}
.btn--cool:hover { background: #16548f; border-color: #16548f; }

/* --- Ürün ailesi kartında görsel ----------------------------------------- */

.family__photo {
  display: block; aspect-ratio: 16 / 10; margin: -1.15rem -1.25rem .8rem;
  background: linear-gradient(160deg, #ffffff 0%, #eef2f6 100%);
  border-radius: 10px 10px 0 0; overflow: hidden;
}
.family__photo img { width: 100%; height: 100%; object-fit: contain; padding: .5rem; }
/* Gorsel varken ikon kucuk bir rozet olarak ustte durur. */
.family__photo + .family__icon {
  width: 30px; height: 30px; padding: 6px; margin-top: -2.2rem;
  background: var(--surface); box-shadow: 0 2px 6px rgba(20,32,43,.12);
  position: relative;
}

/* Listede fiyat tek satır: yanına küçük gri not girmediği için
   biraz daha belirgin olabilir. */
.unitcard__foot .price { font-size: var(--step-1); letter-spacing: -0.01em; }

/* --- Ürün açıklaması ----------------------------------------------------- */

/* Tum bolum tek bir kart icinde: basliklar ve kutular sayfa zeminine
   dagilmis halde duruyordu, birbirine ait olduklari okunmuyordu. */
.product-copy {
  margin-top: 3rem;
  background: var(--surface);
  border: 1px solid var(--rule); border-radius: 12px;
  overflow: hidden;
}
.product-copy > h2 {
  font-size: var(--step-1); margin: 0;
  padding: .95rem 1.5rem;
  background: linear-gradient(180deg, #f7fafc 0%, #eef3f8 100%);
  border-bottom: 1px solid var(--rule);
}
.product-copy > .prose { padding: 1.5rem 1.75rem 1.75rem; }
@media (max-width: 720px) {
  .product-copy > h2 { padding: .8rem 1.1rem; }
  .product-copy > .prose { padding: 1.1rem 1.1rem 1.4rem; }
}

.product-copy .prose { max-width: none; }

/* Bölüm başlıkları: soldan renkli işaret, ferah üst boşluk */
/* Isaret mutlak konumlandirma yerine flex ogesi: ust cizgi ve ic
   bosluk degistikce kaymiyor, her zaman metinle ayni yukseklikte. */
.product-copy .prose h2 {
  display: flex; align-items: center; gap: .7rem;
  position: static; padding-left: 0;
  margin: 1.9rem 0 .7rem; padding-top: 1.6rem;
  border-top: 1px solid var(--rule-soft);
  font-size: var(--step-1);
}
.product-copy .prose h2:first-of-type { margin-top: 1.4rem; }
.product-copy .prose h2::before {
  content: ''; position: static; flex: none;
  width: 3px; height: 1.05em; border-radius: 2px; background: var(--cool);
}
.product-copy .prose h2::before {
  content: ''; position: absolute; left: 0; top: .2em; bottom: .2em;
  width: 3px; border-radius: 2px; background: var(--cool);
}
.product-copy .prose > p { max-width: 72ch; }

/* Teknik özet listesi: madde imi yerine etiket–değer satırları.
   :has(strong) ile ayırt ediliyor — kullanım alanları listesinde
   kalın metin yok, o yüzden bu kural ona uygulanmıyor. */
.product-copy .prose ul:has(strong) {
  list-style: none; margin: .5rem 0 0; padding: 0;
  display: grid; grid-template-columns: repeat(auto-fit, minmax(17rem, 1fr));
  gap: .4rem; max-width: none;
}
.product-copy .prose ul:has(strong) li {
  display: flex; align-items: baseline; justify-content: space-between;
  gap: 1rem; margin: 0; padding: .6rem .9rem;
  background: var(--paper); border: 1px solid var(--rule);
  border-radius: 8px; color: var(--steel-500); font-size: var(--step--1);
}
.product-copy .prose ul:has(strong) li strong {
  color: var(--ink); font-variant-numeric: tabular-nums;
  font-size: var(--step-0); white-space: nowrap;
}

/* Kullanım alanları: madde listesi yerine etiketler */
.product-copy .prose ul:not(:has(strong)) {
  list-style: none; margin: .7rem 0 0; padding: 0;
  display: flex; flex-wrap: wrap; gap: .4rem;
}
.product-copy .prose ul:not(:has(strong)) li {
  margin: 0; padding: .3rem .75rem;
  background: var(--cool-soft); color: var(--cool);
  border-radius: 999px; font-size: var(--step--1); font-weight: 500;
}

/* Kapanış bölümü: karar cümlesi olduğu için kutu içinde */
.product-copy .prose h2:last-of-type {
  margin-top: 2.4rem;
}
.product-copy .prose h2:last-of-type + p {
  background: linear-gradient(115deg, var(--paper) 0%, #e9f1f8 100%);
  border: 1px solid var(--rule); border-left: 3px solid var(--cool);
  border-radius: 10px; padding: 1rem 1.15rem; margin-top: .7rem;
  color: var(--steel-700);
}

/* :has desteklemeyen tarayıcıda listeler normal madde imi olarak kalır */
@supports not (selector(:has(*))) {
  .product-copy .prose ul { list-style: disc; padding-left: 1.2rem; }
}

/* --- Kategori kapak posteri (görselsiz kategoriler) ---------------------- */

.poster {
  position: relative; display: block; width: 100%; height: 100%;
  min-height: 100%; overflow: hidden;
  display: grid; place-items: center;
  --pt: var(--cool); --pt-soft: var(--cool-soft);
  background: linear-gradient(150deg, #ffffff 0%, var(--pt-soft) 100%);
}
.poster__grid {
  position: absolute; inset: 0; width: 100%; height: 100%;
  color: var(--pt); opacity: .18;
}
.poster__icon {
  position: relative; width: 44%; max-width: 62px; aspect-ratio: 1;
  color: var(--pt); opacity: .85;
}

.poster--t0 { --pt: #1b63a8; --pt-soft: #e7f0f9; }
.poster--t1 { --pt: #2f7d6a; --pt-soft: #e6f2ef; }
.poster--t2 { --pt: #a8531f; --pt-soft: #f8ede5; }
.poster--t3 { --pt: #5b4b9c; --pt-soft: #eeebf7; }
.poster--t4 { --pt: #1c6f8c; --pt-soft: #e5f1f5; }
.poster--t5 { --pt: #8a2f4a; --pt-soft: #f6e8ec; }

/* Alt kategori kartındaki küçük kutuda ikon orantılı kalsın */
.subnav__media .poster__icon { width: 55%; max-width: 26px; }

/* --- Ürün açıklaması: satır genişliği ------------------------------------ */

/* Metin 72ch'te kesiliyordu ve geniş ekranda sağ taraf bomboş kalıyordu.
   95ch okunabilirliğin üst sınırına yakın ama sayfayı dengeliyor. */
.product-copy .prose > p { max-width: 95ch; }
.product-copy .prose h2 { max-width: 95ch; }

/* Teknik özet kartları da aynı genişlikte dursun */
.product-copy .prose ul:has(strong) {
  grid-template-columns: repeat(auto-fit, minmax(19rem, 1fr));
  max-width: 95ch;
}
.product-copy .prose ul:not(:has(strong)) { max-width: 95ch; }
.product-copy .prose h2:last-of-type + p { max-width: 95ch; }

/* İlgili ürünler: beş kart bir satıra sığsın */
.related-links .cards {
  grid-template-columns: repeat(auto-fill, minmax(11.5rem, 1fr));
}
@media (min-width: 1100px) {
  .related-links .cards { grid-template-columns: repeat(5, 1fr); }
}

/* --- Karşılaştırma seçimi ------------------------------------------------ */

.unitcard__compare {
  display: flex; align-items: center; gap: .4rem;
  padding: .5rem .9rem 0; font-size: .75rem; color: var(--steel-500);
  cursor: pointer;
}
.unitcard__compare input { accent-color: var(--cool); width: .95rem; height: .95rem; }
.unitcard:hover .unitcard__compare { color: var(--steel-700); }

.unit__compare {
  display: flex; align-items: center; gap: .3rem; margin-top: .35rem;
  font-size: .7rem; color: var(--steel-500); cursor: pointer; white-space: nowrap;
}
.unit__compare input { accent-color: var(--cool); width: .85rem; height: .85rem; }

/* --- Karşılaştırma çubuğu ------------------------------------------------ */

.comparebar {
  position: fixed; left: 0; right: 0; bottom: 0; z-index: 55;
  background: var(--ink); color: #dce6ee;
  box-shadow: 0 -6px 24px rgba(20,32,43,.25);
}
.comparebar[hidden] { display: none !important; }
.comparebar__inner {
  display: flex; align-items: center; gap: 1rem; flex-wrap: wrap;
  padding-block: .7rem;
}
.comparebar__count { font-size: var(--step--1); color: #9fb3c4; white-space: nowrap; }
.comparebar__list {
  list-style: none; display: flex; gap: .4rem; margin: 0; padding: 0;
  flex: 1; flex-wrap: wrap; min-width: 0;
}
.comparebar__list li {
  display: flex; align-items: center; gap: .4rem;
  background: rgba(255,255,255,.1); border-radius: 999px;
  padding: .2rem .35rem .2rem .7rem; font-size: .75rem; max-width: 16rem;
}
.comparebar__list span {
  overflow: hidden; text-overflow: ellipsis; white-space: nowrap;
}
.comparebar__list button {
  border: 0; background: transparent; color: #9fb3c4; cursor: pointer;
  font-size: 1rem; line-height: 1; padding: 0 .25rem;
}
.comparebar__list button:hover { color: #fff; }
.comparebar .btn--quiet { background: transparent; color: #9fb3c4; border-color: rgba(255,255,255,.3); }
.comparebar .btn--quiet:hover { background: rgba(255,255,255,.1); color: #fff; }
.comparebar .is-disabled { opacity: .45; pointer-events: none; }

/* Sağ alt iletişim düğmesi çubuğun üstünde kalsın */
.comparebar:not([hidden]) ~ .contact { bottom: 4.5rem; }

/* --- Karşılaştırma tablosu ----------------------------------------------- */

.comparepage { padding-bottom: 5rem; }
.comparewrap { overflow-x: auto; margin-top: 1.5rem; }

.comparetable {
  width: 100%; border-collapse: collapse; min-width: 44rem;
  background: var(--surface); border: 1px solid var(--rule); border-radius: 10px;
}
.comparetable th, .comparetable td {
  padding: .7rem .9rem; border-bottom: 1px solid var(--rule-soft);
  text-align: left; vertical-align: middle;
}
.comparetable thead th {
  vertical-align: top; border-bottom: 2px solid var(--ink);
  background: linear-gradient(180deg, #f7fafc 0%, #eef3f8 100%);
}
.comparetable tbody th {
  color: var(--steel-500); font-weight: 400; font-size: var(--step--1);
  width: 14rem; background: var(--paper);
}
.comparetable td { font-variant-numeric: tabular-nums; color: var(--ink); }

.compare__media {
  display: grid; place-items: center; height: 5.5rem; margin-bottom: .5rem;
  background: var(--rule-soft); border-radius: var(--radius); overflow: hidden;
}
.compare__media img { max-width: 100%; max-height: 100%; object-fit: contain; }
.compare__media svg { width: 28px; height: 28px; color: var(--steel-300); }
.compare__name { display: block; color: var(--ink); font-weight: 600; line-height: 1.35; }
.compare__cat { display: block; color: var(--steel-500); font-size: .75rem; margin-top: .15rem; }
.compare__remove {
  margin-top: .4rem; border: 0; background: transparent; cursor: pointer;
  color: var(--steel-500); font-size: .75rem; padding: 0; text-decoration: underline;
}
.compare__remove:hover { color: var(--warm); }
.compare__unit { color: var(--steel-300); font-size: .75rem; }

/* Farklı satırlar vurgulu: karşılaştırmanın bütün amacı bu */
.comparetable tr.is-diff td { background: #fbfdff; font-weight: 600; }
.comparetable tr.is-diff th { border-left: 3px solid var(--cool); }
.comparetable tr.is-same th { border-left: 3px solid transparent; }

.comparetable__price td strong { font-size: var(--step-1); }
.comparetable__actions td, .comparetable__actions th { border-bottom: 0; padding-top: 1rem; }
.compare__onlydiff { font-size: .75rem; color: var(--steel-500); font-weight: 400; }

.buybox__compare {
  grid-column: 1 / -1; display: flex; align-items: center; gap: .5rem;
  color: var(--steel-500); font-size: var(--step--1); cursor: pointer;
}
.buybox__compare input { accent-color: var(--cool); width: 1rem; height: 1rem; }
.buybox__compare:hover { color: var(--ink); }