/* Duymuş Yapı tanıtım sitesi
   Renk ve düzen, Adnan Bey'in 03.10.2026'da gönderdiği ekran görüntüsüne göre. */

:root {
  --koyu: #14110f;
  --koyu-2: #1e1a17;
  --altin: #c8a36a;
  --altin-koyu: #a9854f;
  --yesil: #25d366;
  --metin: #2b2622;
  --soluk: #6f6761;
  --cizgi: #e7e1d9;
  --zemin: #faf8f5;
  --sinir: 1180px;
  --yuvarlak: 14px;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; scroll-padding-top: 84px; }

body {
  margin: 0;
  font-family: Manrope, "Segoe UI", system-ui, sans-serif;
  color: var(--metin);
  background: #fff;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}

h1, h2, h3, h4 { line-height: 1.2; margin: 0 0 .5em; font-weight: 800; letter-spacing: -.02em; }
p { margin: 0 0 1em; }
a { color: inherit; }
img { max-width: 100%; display: block; }

.sinir { width: min(100% - 40px, var(--sinir)); margin-inline: auto; }
.altin { color: var(--altin); }

.atla {
  position: absolute; left: -9999px; top: 0; z-index: 100;
  background: var(--altin); color: #14110f; padding: 10px 16px; font-weight: 700;
}
.atla:focus { left: 10px; top: 10px; }

/* Düğmeler */
.dugme {
  display: inline-flex; align-items: center; justify-content: center; gap: 9px;
  padding: 13px 22px; border: 0; border-radius: 10px;
  font: inherit; font-weight: 700; text-decoration: none; cursor: pointer;
  transition: transform .15s ease, background .15s ease, box-shadow .15s ease;
}
.dugme svg { width: 18px; height: 18px; fill: currentColor; }
.dugme:hover { transform: translateY(-2px); }
.dugme-altin { background: var(--altin); color: #14110f; }
.dugme-altin:hover { background: var(--altin-koyu); color: #fff; }
.dugme-yesil { background: var(--yesil); color: #07351a; }
.dugme-yesil:hover { background: #1db954; color: #fff; }
.dugme.genis { width: 100%; }

/* Üst bar */
.ust {
  position: sticky; top: 0; z-index: 50;
  background: rgba(20, 17, 15, .92);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid rgba(255, 255, 255, .08);
}
.ust-ic { display: flex; align-items: center; gap: 24px; min-height: 76px; }

.marka { display: flex; align-items: center; gap: 11px; text-decoration: none; color: #fff; }
.marka-amblem { height: 46px; width: auto; display: block; }
.marka-yazi strong { display: block; font-size: 18px; letter-spacing: .14em; }
.marka-yazi small { display: block; font-size: 11px; letter-spacing: .5em; color: var(--altin); }

.menu { display: flex; gap: 26px; margin-inline: auto; }
.menu a {
  color: #efe9e2; text-decoration: none; font-size: 15px; font-weight: 600;
  padding: 6px 0; border-bottom: 2px solid transparent;
}
.menu a:hover, .menu a.etkin { color: var(--altin); border-bottom-color: var(--altin); }

.ust-tel { border-radius: 999px; padding: 11px 20px; font-size: 15px; }

.menu-dugme {
  display: none; background: none; border: 0; cursor: pointer;
  width: 42px; height: 42px; padding: 10px; flex-direction: column; justify-content: space-between;
}
.menu-dugme span { display: block; height: 2px; background: #fff; border-radius: 2px; }

/* Kahraman */
.kahraman { position: relative; color: #fff; overflow: hidden; }
.kahraman-gorsel {
  position: absolute; inset: 0;
  background: #14110f url("gorseller/ana-bolum-cam-balkon-aksam.jpg") center/cover no-repeat;
}
.kahraman-gorsel::after {
  content: ""; position: absolute; inset: 0;
  background: linear-gradient(90deg, rgba(20, 17, 15, .95) 0%, rgba(20, 17, 15, .72) 48%, rgba(20, 17, 15, .35) 100%);
}
.kahraman-ic { position: relative; padding: 110px 0 96px; max-width: 760px; }

.ust-baslik {
  text-transform: uppercase; letter-spacing: .22em; font-size: 12px;
  font-weight: 700; color: var(--altin); margin-bottom: 18px;
}
.kahraman h1 { font-size: clamp(26px, 6.4vw, 56px); margin-bottom: 20px; }
.kahraman-metin { font-size: 18px; color: #d9d2ca; max-width: 560px; }
.kahraman-dugmeler { display: flex; flex-wrap: wrap; gap: 14px; margin: 30px 0 38px; }

.kahraman-rozet {
  display: flex; flex-wrap: wrap; gap: 14px 30px;
  list-style: none; margin: 0; padding: 0;
  font-size: 14px; font-weight: 600; color: #e6ded4;
}
.kahraman-rozet li { display: flex; align-items: center; gap: 9px; }
.kahraman-rozet li::before {
  content: ""; width: 9px; height: 9px; border-radius: 50%;
  background: var(--altin); flex: none;
}

/* Şerit */
.serit { background: var(--zemin); border-bottom: 1px solid var(--cizgi); }
.serit-ic {
  display: grid; grid-template-columns: repeat(4, 1fr); gap: 28px;
  padding: 36px 0;
}
.serit-oge h2 { font-size: 16px; margin-bottom: 4px; }
.serit-oge p { font-size: 14px; color: var(--soluk); margin: 0; }

/* Bölüm başlıkları */
.bolum { padding: 86px 0; }
.bolum-etiket {
  text-transform: uppercase; letter-spacing: .22em; font-size: 12px;
  font-weight: 700; color: var(--altin-koyu); margin-bottom: 10px;
}
.bolum-etiket.acik { color: var(--altin); }
.bolum-bas { display: flex; flex-wrap: wrap; align-items: end; justify-content: space-between; gap: 20px; margin-bottom: 40px; }
.bolum-bas h2 { font-size: clamp(27px, 3.6vw, 40px); margin: 0; }
.bolum-bas p { max-width: 420px; color: var(--soluk); margin: 0; }

/* Hizmet kartları */
.kart-izgara { display: grid; grid-template-columns: repeat(4, 1fr); gap: 22px; }
.kart {
  border: 1px solid var(--cizgi); border-radius: var(--yuvarlak);
  overflow: hidden; background: #fff;
  transition: box-shadow .2s ease, transform .2s ease;
}
.kart:hover { transform: translateY(-4px); box-shadow: 0 16px 34px rgba(20, 17, 15, .12); }
.kart-gorsel {
  height: 148px; position: relative;
  background: #2c2520 center/cover no-repeat;
}
/* Her kart kendi fotografini data-harf isaretinden alir. */
.kart-gorsel[data-harf="CB"] { background-image: url("gorseller/cam-balkon.jpg"); }
.kart-gorsel[data-harf="PP"] { background-image: url("gorseller/pvc-pencere.jpg"); }
.kart-gorsel[data-harf="ÇK"] { background-image: url("gorseller/celik-kapi.jpg"); }
.kart-gorsel[data-harf="LP"] { background-image: url("gorseller/laminat-parke.jpg"); }
.kart-gorsel[data-harf="DK"] { background-image: url("gorseller/dusakabin.jpg"); }
.kart-gorsel[data-harf="SN"] { background-image: url("gorseller/sineklik.jpg"); }
.kart-gorsel[data-harf="AK"] { background-image: url("gorseller/aluminyum-korkuluk.jpg"); }
.kart-gorsel[data-harf="TB"] { background-image: url("gorseller/tamir-ve-bakim.jpg"); }
.kart h3 { font-size: 17px; margin: 18px 18px 6px; }
.kart p { font-size: 14px; color: var(--soluk); margin: 0 18px 20px; }

/* Vurgu bandı */
.vurgu { background: var(--koyu); color: #fff; }
.vurgu-ic { display: grid; grid-template-columns: 1fr 1fr; gap: 54px; align-items: center; padding: 86px 0; }
.vurgu-metin h2 { font-size: clamp(27px, 3.6vw, 40px); }
.vurgu-metin p { color: #cfc7be; }
.vurgu-metin .dugme { margin-top: 12px; }
.vurgu-gorsel {
  min-height: 330px; border-radius: var(--yuvarlak);
  background: #2c2520 url("gorseller/hakkimizda-ic-mekan-genis.jpg") center/cover no-repeat;
}

/* Projeler */
.proje-izgara { display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; }
.proje { border: 1px solid var(--cizgi); border-radius: var(--yuvarlak); overflow: hidden; }
.proje-gorsel { height: 200px; background: #3a312a center/cover no-repeat; }
/* Her proje karti kendi fotografini data-proje isaretinden alir. */
.proje-gorsel[data-proje="cam-balkon-uygulamasi"] { background-image: url("gorseller/projeler/cam-balkon-uygulamasi.webp"); }
.proje-gorsel[data-proje="pvc-pencere-ve-kapi"]   { background-image: url("gorseller/projeler/pvc-pencere-ve-kapi.webp"); }
.proje-gorsel[data-proje="aluminyum-dograma"]     { background-image: url("gorseller/projeler/aluminyum-dograma.webp"); }
.proje-gorsel[data-proje="aluminyum-korkuluk"]    { background-image: url("gorseller/projeler/aluminyum-korkuluk.webp"); }
.proje-gorsel[data-proje="surme-sistemleri"]      { background-image: url("gorseller/projeler/surme-sistemleri.webp"); }
.proje-gorsel[data-proje="dusakabin-uygulamasi"]  { background-image: url("gorseller/projeler/dusakabin-uygulamasi.webp"); }
.proje-gorsel[data-proje="sineklik-sistemi"]      { background-image: url("gorseller/projeler/sineklik-sistemi.webp"); }
.proje h3 { font-size: 16px; margin: 16px 18px 2px; }
.proje .yer { font-size: 13px; color: var(--soluk); margin: 0 18px 18px; }
.proje .yer::before { content: "\1F4CD\00a0"; }
.not {
  margin-top: 26px; font-size: 14px; color: var(--soluk);
  border-left: 3px solid var(--altin); padding-left: 14px;
}

/* Projeler altindaki cagri banneri.
   Banner cok genis (12:1), telefonda yazisi okunmaz hale geliyor.
   O yuzden dar ekranda banner gizlenir, yerine ayni mesajin metin hali cikar. */
.proje-banner {
  display: block; margin-top: 34px;
  border-radius: var(--yuvarlak); overflow: hidden;
  transition: transform .15s ease, box-shadow .15s ease;
}
.proje-banner:hover { transform: translateY(-2px); box-shadow: 0 14px 30px rgba(20, 17, 15, .18); }
.proje-banner img { width: 100%; height: auto; }

.proje-banner-yazi { display: none; }
.proje-banner-yazi h3 { font-size: 20px; margin-bottom: 6px; }
.proje-banner-yazi p { color: var(--soluk); font-size: 15px; }

/* Çağrı ve form */
.cagri { background: var(--koyu-2); color: #fff; padding: 86px 0; }
.cagri-ic { display: grid; grid-template-columns: 1fr 440px; gap: 54px; align-items: start; }
.cagri h2 { font-size: clamp(27px, 3.6vw, 40px); }
.cagri > .sinir > div > p { color: #cfc7be; max-width: 460px; }
.cagri-dugmeler { display: flex; flex-wrap: wrap; gap: 14px; margin-top: 24px; }

.form { background: #fff; color: var(--metin); border-radius: var(--yuvarlak); padding: 28px; }
.form h3 { font-size: 19px; margin-bottom: 18px; }
.form label { display: block; font-size: 13px; font-weight: 700; margin-bottom: 14px; }
.form input, .form select, .form textarea {
  width: 100%; margin-top: 6px; padding: 12px 13px;
  border: 1px solid var(--cizgi); border-radius: 9px;
  font: inherit; font-weight: 500; background: var(--zemin);
}
.form input:focus, .form select:focus, .form textarea:focus {
  outline: 2px solid var(--altin); outline-offset: 1px; background: #fff;
}
.form textarea { resize: vertical; }
.form-durum { margin: 12px 0 0; font-size: 14px; font-weight: 700; min-height: 21px; }
.form-durum.hata { color: #b02a2a; }
.form-durum.tamam { color: #1b7a3d; }
.form-not { margin: 8px 0 0; font-size: 12px; color: var(--soluk); }

/* Alt bilgi */
.alt { background: var(--koyu); color: #d6cec6; padding: 62px 0 0; font-size: 14px; }
.alt-ic { display: grid; grid-template-columns: 1.4fr 1fr 1fr 1fr; gap: 36px; padding-bottom: 42px; }
.alt h4 { color: #fff; font-size: 15px; margin-bottom: 14px; }
.alt a { color: #d6cec6; text-decoration: none; }
.alt a:hover { color: var(--altin); }
.alt-logo { width: 150px; height: auto; display: block; margin-bottom: 12px; }
.alt-marka p { color: var(--altin); font-size: 13px; }
.alt-menu { display: flex; flex-direction: column; gap: 7px; }
.alt-bilgi p { margin: 0 0 7px; }
.alt-satir {
  display: flex; flex-wrap: wrap; gap: 10px 22px; justify-content: space-between;
  border-top: 1px solid rgba(255, 255, 255, .1); padding: 20px 0; font-size: 13px;
}
.alt-satir p { margin: 0; }
.alt-satir a { margin-left: 18px; }
.alt-satir a:first-child { margin-left: 0; }

/* Yüzen WhatsApp */
.yuzen-wa {
  position: fixed; right: 18px; bottom: 18px; z-index: 40;
  width: 56px; height: 56px; border-radius: 50%;
  background: var(--yesil); display: grid; place-items: center;
  box-shadow: 0 10px 26px rgba(0, 0, 0, .28);
}
.yuzen-wa svg { width: 30px; height: 30px; fill: #fff; }

/* Yasal sayfalar */
.yazi { padding: 54px 0 86px; max-width: 760px; }
.yazi h1 { font-size: 32px; }
.yazi h2 { font-size: 20px; margin-top: 34px; }
.yazi .geri { display: inline-block; margin-bottom: 26px; font-weight: 700; color: var(--altin-koyu); }

/* Duyarlı */
@media (max-width: 1040px) {
  .kart-izgara { grid-template-columns: repeat(2, 1fr); }
  .proje-izgara { grid-template-columns: repeat(2, 1fr); }
  .serit-ic { grid-template-columns: repeat(2, 1fr); }
  .vurgu-ic, .cagri-ic { grid-template-columns: 1fr; }
  .alt-ic { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 760px) {
  .ust-tel { display: none; }
  .menu-dugme { display: flex; margin-left: auto; }
  .menu {
    position: absolute; top: 76px; left: 0; right: 0;
    background: var(--koyu); flex-direction: column; gap: 0;
    padding: 0 20px; max-height: 0; overflow: hidden;
    transition: max-height .25s ease, padding .25s ease;
  }
  .menu.acik { max-height: 340px; padding: 10px 20px 20px; }
  .menu a { padding: 13px 0; border-bottom: 1px solid rgba(255, 255, 255, .08); }
  .kahraman-ic { padding: 70px 0 62px; }
  .bolum, .cagri { padding: 58px 0; }
  .vurgu-ic { padding: 58px 0; }
  .kart-izgara, .proje-izgara { grid-template-columns: 1fr; }
  .proje-banner { display: none; }
  .proje-banner-yazi {
    display: block; margin-top: 30px;
    border: 1px solid var(--cizgi); border-radius: var(--yuvarlak); padding: 22px;
    background: var(--zemin);
  }
  .alt-ic { grid-template-columns: 1fr; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  * { transition: none !important; }
}