/* =========================================================
   ÇAKMAK AİLESİ — cakmakailesi.tr
   Beyaz zemin · siyah yazı · sade kurumsal tasarım
   ========================================================= */

:root{
  --beyaz:      #ffffff;
  --gri-zemin:  #f7f7f7;

  --siyah:      #111111;
  --metin:      #3d3d3d;
  --metin-2:    #6b6b6b;
  --metin-3:    #909090;

  --cizgi:      #e3e3e3;
  --cizgi-koyu: #d2d2d2;

  --font: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto,
          "Helvetica Neue", Arial, sans-serif;

  --en:    1160px;
  --bar-y: 74px;
}

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

/* display tanımlı öğelerde hidden özniteliğinin çalışmasını garantiler */
[hidden]{ display:none !important; }

html{
  scroll-behavior:smooth;
  scroll-padding-top:var(--bar-y);
  -webkit-text-size-adjust:100%;
}

body{
  margin:0;
  background:var(--beyaz);
  color:var(--metin);
  font-family:var(--font);
  font-size:16px;
  font-weight:400;
  line-height:1.75;
  overflow-x:hidden;
  -webkit-font-smoothing:antialiased;
}
body.kilit{ overflow:hidden; }

img{ max-width:100%; display:block; }
a{ color:inherit; text-decoration:none; }
button{ font-family:inherit; }

h1,h2,h3,h4{
  margin:0;
  color:var(--siyah);
  font-weight:600;
  line-height:1.25;
  letter-spacing:-.015em;
}

p{ margin:0 0 1.1em; }
p:last-child{ margin-bottom:0; }

::selection{ background:var(--siyah); color:#fff; }

.kapsayici{
  width:100%;
  max-width:var(--en);
  margin:0 auto;
  padding:0 28px;
}

.atlama-baglantisi{
  position:absolute; left:-9999px; top:0;
  background:var(--siyah); color:#fff;
  padding:12px 20px; z-index:9999; font-size:14px;
}
.atlama-baglantisi:focus{ left:12px; top:12px; }

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

/* =========================================================
   ÜST MENÜ
   ========================================================= */
.ust-bar{
  position:fixed; inset:0 0 auto 0; z-index:900;
  height:var(--bar-y);
  display:flex; align-items:center;
  background:var(--beyaz);
  border-bottom:1px solid var(--cizgi);
  transition:height .3s ease, box-shadow .3s ease;
}
.ust-bar.kaydirildi{
  height:62px;
  box-shadow:0 1px 12px rgba(0,0,0,.05);
}

.ust-bar-ic{ display:flex; align-items:center; justify-content:space-between; gap:24px; }

.marka{
  display:flex; align-items:center; gap:11px;
  font-size:17px; font-weight:600; letter-spacing:.01em;
  color:var(--siyah); white-space:nowrap;
}
.marka-logo{
  width:40px; height:40px; flex:none;
  border-radius:50%;
  object-fit:cover;
  transition:width .3s ease, height .3s ease;
}
.ust-bar.kaydirildi .marka-logo{ width:34px; height:34px; }

.menu ul{ display:flex; align-items:center; gap:34px; list-style:none; margin:0; padding:0; }
.menu-link{
  position:relative;
  font-size:14px; font-weight:400;
  color:var(--metin); padding:6px 0;
  transition:color .25s ease;
}
.menu-link::after{
  content:""; position:absolute; left:0; bottom:0;
  width:0; height:1.5px; background:var(--siyah);
  transition:width .3s ease;
}
.menu-link:hover{ color:var(--siyah); }
.menu-link:hover::after, .menu-link.aktif::after{ width:100%; }
.menu-link.aktif{ color:var(--siyah); font-weight:500; }

/* Mobil menü düğmesi */
.menu-dugmesi{
  display:none; width:42px; height:42px;
  background:none; border:1px solid var(--cizgi); border-radius:3px;
  cursor:pointer; padding:0;
  flex-direction:column; align-items:center; justify-content:center; gap:5px;
  transition:border-color .25s ease;
}
.menu-dugmesi:hover{ border-color:var(--siyah); }
.menu-dugmesi span{
  display:block; width:19px; height:1.5px; background:var(--siyah);
  transition:transform .3s ease, opacity .2s ease;
}
.menu-dugmesi.acik span:nth-child(1){ transform:translateY(6.5px) rotate(45deg); }
.menu-dugmesi.acik span:nth-child(2){ opacity:0; }
.menu-dugmesi.acik span:nth-child(3){ transform:translateY(-6.5px) rotate(-45deg); }

.menu-perde{
  position:fixed; inset:0; z-index:850;
  background:rgba(0,0,0,.30);
  opacity:0; transition:opacity .3s ease;
}
.menu-perde.gorunur{ opacity:1; }

/* =========================================================
   GİRİŞ
   ========================================================= */
.giris{
  padding:calc(var(--bar-y) + 76px) 0 0;
  border-bottom:1px solid var(--cizgi);
}

.giris-ic{
  display:grid;
  grid-template-columns:1fr 1fr;
  gap:clamp(36px, 5vw, 72px);
  align-items:center;
  padding-bottom:64px;
}

.giris-ust{
  font-size:12px; font-weight:500; letter-spacing:.14em; text-transform:uppercase;
  color:var(--metin-3); margin:0 0 20px;
}

.giris-baslik{
  font-size:clamp(2.4rem, 5.5vw, 3.9rem);
  font-weight:600; letter-spacing:-.025em;
  margin:0 0 24px;
}

.giris-alt{
  font-size:17.5px; line-height:1.75; color:var(--metin);
  max-width:520px; margin:0 0 34px;
}

.giris-dugmeler{ display:flex; gap:12px; flex-wrap:wrap; }

.giris-kunye{
  display:grid; grid-template-columns:repeat(4, 1fr);
  margin:0; padding:0;
  border-top:1px solid var(--cizgi);
}
.giris-kunye > div{
  padding:26px 0 30px;
  border-right:1px solid var(--cizgi);
  padding-right:24px;
}
.giris-kunye > div:first-child{ padding-left:0; }
.giris-kunye > div:last-child{ border-right:none; }
.giris-kunye > div + div{ padding-left:26px; }
.giris-kunye dt{
  font-size:12px; letter-spacing:.1em; text-transform:uppercase;
  color:var(--metin-3); margin-bottom:6px;
}
.giris-kunye dd{
  margin:0; font-size:19px; font-weight:600; color:var(--siyah);
}

/* =========================================================
   DÜĞMELER
   ========================================================= */
.dugme{
  display:inline-flex; align-items:center; justify-content:center;
  padding:14px 30px;
  font-size:14px; font-weight:500;
  border:1px solid var(--siyah); border-radius:3px;
  cursor:pointer;
  transition:background .25s ease, color .25s ease, border-color .25s ease;
}
.dugme-dolu{ background:var(--siyah); color:#fff; }
.dugme-dolu:hover{ background:#000; }
.dugme-dolu:disabled{ background:var(--metin-3); border-color:var(--metin-3); cursor:default; }

.dugme-cerceve{ background:var(--beyaz); color:var(--siyah); border-color:var(--cizgi-koyu); }
.dugme-cerceve:hover{ border-color:var(--siyah); }

/* =========================================================
   BÖLÜM TEMELLERİ
   ========================================================= */
.bolum{ padding:clamp(64px, 8vw, 104px) 0; }
.bolum-gri{
  background:var(--gri-zemin);
  border-top:1px solid var(--cizgi);
  border-bottom:1px solid var(--cizgi);
}

.bolum-basligi{
  max-width:680px;
  margin-bottom:clamp(38px, 5vw, 56px);
}
.etiket{
  display:block;
  font-size:12px; font-weight:500; letter-spacing:.14em; text-transform:uppercase;
  color:var(--metin-3); margin-bottom:14px;
}
.bolum-basligi h2{
  font-size:clamp(1.7rem, 3.4vw, 2.4rem);
  margin:0 0 14px;
}
.bolum-ozet{ color:var(--metin-2); font-size:16.5px; margin:0; }

/* Kaydırma animasyonu */
[data-anim]{
  opacity:0; transform:translateY(18px);
  transition:opacity .6s ease, transform .6s ease;
}
[data-anim].gorunur{ opacity:1; transform:none; }

/* =========================================================
   GÖRSEL KUTUSU (fotoğraf yüklenene kadar yer tutucu)
   ========================================================= */
.gorsel-kutu{
  position:relative;
  background:var(--gri-zemin);
  border:1px solid var(--cizgi);
  overflow:hidden;
}
.gorsel-kutu.oran-43{ aspect-ratio:4/3; }
.gorsel-kutu img{
  position:relative; z-index:2;
  width:100%; height:100%; object-fit:cover;
}

.gorsel-yedek{
  position:absolute; inset:0; z-index:1;
  display:flex; flex-direction:column; align-items:center; justify-content:center;
  gap:5px; text-align:center;
  background:var(--gri-zemin);
}
.gorsel-yedek span{
  font-size:14px; font-weight:500; color:var(--metin-2);
}
.gorsel-yedek small{
  font-size:12px; color:var(--metin-3);
}

.gorsel-alt{
  margin-top:12px; font-size:13px; color:var(--metin-3);
}

/* =========================================================
   TARİHÇE
   ========================================================= */
.tarihce-duzen{
  display:grid; grid-template-columns:1.2fr .8fr;
  gap:clamp(32px, 5vw, 64px); align-items:start;
}

.tarihce-metin{ font-size:16.5px; color:var(--metin); }
.tarihce-metin .ilk-paragraf{
  font-size:18px; line-height:1.72; color:var(--siyah); margin-bottom:1.3em;
}

.rivayet-notu{
  border:1px solid var(--cizgi);
  border-left:3px solid var(--siyah);
  background:var(--gri-zemin);
  padding:22px 26px;
  margin:0 0 1.6em;
  border-radius:0 3px 3px 0;
}
.rivayet-baslik{
  display:block; margin-bottom:8px;
  font-size:12px; font-weight:600; letter-spacing:.1em; text-transform:uppercase;
  color:var(--siyah);
}
.rivayet-notu p{ margin:0; font-size:15px; line-height:1.72; color:var(--metin-2); }

/* Zaman çizgisi */
.zaman-cizgisi{
  border:1px solid var(--cizgi);
  border-radius:3px;
  padding:28px 28px 30px;
}
.zc-baslik{
  font-size:12px; font-weight:600; letter-spacing:.12em; text-transform:uppercase;
  color:var(--metin-3);
  margin:0 0 22px; padding-bottom:14px; border-bottom:1px solid var(--cizgi);
}
.zaman-cizgisi ol{
  list-style:none; margin:0; padding:0 0 0 22px; position:relative;
}
.zaman-cizgisi ol::before{
  content:""; position:absolute; left:0; top:6px; bottom:8px;
  width:1px; background:var(--cizgi);
}
.zaman-cizgisi li{ position:relative; padding-bottom:24px; }
.zaman-cizgisi li:last-child{ padding-bottom:0; }
.zaman-cizgisi li::before{
  content:""; position:absolute; left:-26px; top:7px;
  width:7px; height:7px; border-radius:50%;
  background:var(--beyaz); border:1.5px solid var(--metin-3);
}
.zaman-cizgisi li:first-child::before{ background:var(--siyah); border-color:var(--siyah); }
.zaman-cizgisi h4{ font-size:16px; font-weight:600; margin:0 0 5px; }
.zaman-cizgisi p{ font-size:14.5px; color:var(--metin-2); line-height:1.68; margin:0; }
.zaman-cizgisi em{ font-style:normal; color:var(--metin-3); font-size:13.5px; }

/* =========================================================
   OVACIK KÖYÜ
   ========================================================= */
.ovacik-duzen{
  display:grid; grid-template-columns:1fr 1fr;
  gap:clamp(32px, 5vw, 60px); align-items:center;
}
.ovacik-metin{ font-size:16.5px; color:var(--metin); }
.ovacik-metin .ilk-paragraf{
  font-size:18px; line-height:1.72; color:var(--siyah); margin-bottom:1.1em;
}
.ovacik-metin .dugme{ margin-top:12px; }

/* =========================================================
   DUYURULAR
   ========================================================= */
.duyuru-listesi{ display:flex; flex-direction:column; gap:14px; }

.duyuru{
  display:grid; grid-template-columns:190px 1fr;
  gap:0;
  background:var(--beyaz);
  border:1px solid var(--cizgi);
  border-radius:3px;
  transition:border-color .25s ease;
}
.duyuru:hover{ border-color:var(--cizgi-koyu); }
.duyuru-tarih{
  padding:24px 26px;
  font-size:14px; color:var(--metin-3);
  border-right:1px solid var(--cizgi);
}
.duyuru-govde{ padding:24px 28px; }
.duyuru-govde h3{ font-size:19px; margin:0 0 7px; }
.duyuru-govde p{ font-size:15px; color:var(--metin-2); margin:0; }

/* Boş durum */
.duyuru-bos{
  background:var(--beyaz);
  border:1px solid var(--cizgi);
  border-radius:3px;
  padding:clamp(36px, 5vw, 56px) 32px;
  text-align:center;
}
.duyuru-bos h3{ font-size:19px; font-weight:600; margin:0 0 10px; }
.duyuru-bos p{
  margin:0 auto; max-width:520px; font-size:15px; color:var(--metin-2);
}
.duyuru-bos a{ color:var(--siyah); text-decoration:underline; text-underline-offset:3px; }

/* =========================================================
   İLETİŞİM
   ========================================================= */
.iletisim-duzen{
  display:grid; grid-template-columns:.75fr 1.25fr;
  gap:clamp(30px, 4vw, 56px); align-items:start;
}

.iletisim-bilgi{ border-top:1px solid var(--cizgi); }
.ib-satir{
  padding:18px 0;
  border-bottom:1px solid var(--cizgi);
}
.ib-satir dt{
  font-size:12px; letter-spacing:.1em; text-transform:uppercase;
  color:var(--metin-3); margin-bottom:5px;
}
.ib-satir dd{ margin:0; font-size:16px; color:var(--siyah); overflow-wrap:anywhere; }
.ib-satir dd a{ text-decoration:underline; text-underline-offset:3px; }
.ib-satir dd a:hover{ color:#000; }

/* Form */
.iletisim-form{
  border:1px solid var(--cizgi);
  border-radius:3px;
  padding:clamp(24px, 3.5vw, 36px);
  background:var(--beyaz);
}
.alan-ikili{ display:grid; grid-template-columns:1fr 1fr; gap:0 18px; }
.alan{ margin-bottom:16px; }
.alan label{
  display:block; margin-bottom:7px;
  font-size:13px; font-weight:500; color:var(--siyah);
}
.alan input, .alan textarea{
  width:100%; padding:12px 14px;
  background:var(--beyaz);
  border:1px solid var(--cizgi-koyu);
  border-radius:3px;
  color:var(--siyah);
  font-family:inherit; font-size:15px;
  resize:vertical;
  transition:border-color .2s ease, box-shadow .2s ease;
}
.alan input::placeholder, .alan textarea::placeholder{ color:#a8a8a8; }
.alan input:focus, .alan textarea:focus{
  outline:none; border-color:var(--siyah);
  box-shadow:0 0 0 3px rgba(17,17,17,.07);
}
.alan input.hatali, .alan textarea.hatali{ border-color:#b02a2a; }

.hata{ display:block; min-height:15px; margin-top:4px; font-size:12.5px; color:#b02a2a; }

.bal-kupu{ position:absolute; left:-9999px; width:1px; height:1px; overflow:hidden; }

.form-durum{ margin:14px 0 0; min-height:20px; font-size:14px; }
.form-durum.basarili{ color:#1f7a45; }
.form-durum.basarisiz{ color:#b02a2a; }

/* =========================================================
   ALT BİLGİ
   ========================================================= */
.alt-bilgi{ border-top:1px solid var(--cizgi); background:var(--beyaz); }

.alt-bilgi-ic{
  display:grid;
  grid-template-columns:1.2fr 1fr 1fr;
  gap:36px;
  padding:52px 28px 44px;
}

.ab-marka{
  font-size:17px; font-weight:600; color:var(--siyah); margin:0 0 6px;
}
.ab-adres{ font-size:14.5px; color:var(--metin-2); margin:0; }

.ab-baslik{
  font-size:12px; font-weight:600; letter-spacing:.1em; text-transform:uppercase;
  color:var(--metin-3); margin:0 0 14px;
}
.ab-menu{ list-style:none; margin:0; padding:0; display:flex; flex-direction:column; gap:9px; }
.ab-menu a{ font-size:14.5px; color:var(--metin); transition:color .2s ease; }
.ab-menu a:hover{ color:var(--siyah); }

.ab-telif{ border-top:1px solid var(--cizgi); padding:18px 0; }
.ab-telif .kapsayici{
  display:flex; align-items:center; justify-content:space-between;
  gap:12px; flex-wrap:wrap;
}
.ab-telif p{ margin:0; font-size:13px; color:var(--metin-3); }

/* Yukarı düğmesi */
.yukari-dugmesi{
  position:fixed; right:22px; bottom:22px; z-index:800;
  width:44px; height:44px;
  background:var(--beyaz); border:1px solid var(--cizgi-koyu); border-radius:3px;
  color:var(--siyah); cursor:pointer;
  display:flex; align-items:center; justify-content:center;
  opacity:0; transform:translateY(10px);
  box-shadow:0 2px 10px rgba(0,0,0,.06);
  transition:opacity .3s ease, transform .3s ease, border-color .25s ease;
}
.yukari-dugmesi.gorunur{ opacity:1; transform:none; }
.yukari-dugmesi:hover{ border-color:var(--siyah); }
.yukari-dugmesi svg{ width:18px; height:18px; }

/* =========================================================
   DUYARLI TASARIM
   ========================================================= */
@media (max-width:1024px){
  .tarihce-duzen{ grid-template-columns:1fr; }
  .iletisim-duzen{ grid-template-columns:1fr; }
  .menu ul{ gap:24px; }
  .menu-link{ font-size:13.5px; }
}

@media (max-width:940px){
  .giris{ padding-top:calc(var(--bar-y) + 48px); }
  .giris-ic{ grid-template-columns:1fr; gap:36px; padding-bottom:48px; }
  .giris-metin{ max-width:640px; }
  .ovacik-duzen{ grid-template-columns:1fr; }
  .ovacik-gorsel{ max-width:560px; }
  .alt-bilgi-ic{ grid-template-columns:1fr 1fr; }
}

/* ---- Mobil menü ---- */
@media (max-width:860px){
  :root{ --bar-y:62px; }

  .menu-dugmesi{ display:flex; }

  .menu{
    position:fixed; top:0; right:0; z-index:880;
    width:min(300px, 82vw); height:100%;
    background:var(--beyaz);
    border-left:1px solid var(--cizgi);
    padding:88px 26px 40px;
    transform:translateX(100%);
    transition:transform .32s ease;
    overflow-y:auto;
    box-shadow:-12px 0 30px rgba(0,0,0,.07);
  }
  .menu.acik{ transform:translateX(0); }

  .menu ul{ flex-direction:column; align-items:stretch; gap:0; }
  .menu li{ border-bottom:1px solid var(--cizgi); }
  .menu li:first-child{ border-top:1px solid var(--cizgi); }
  .menu-link{ display:block; padding:15px 2px; font-size:15px; }
  .menu-link::after{ display:none; }
  .menu-link.aktif{ font-weight:600; }

  .marka{ font-size:16px; gap:9px; }
  .marka-logo{ width:34px; height:34px; }
  .ust-bar.kaydirildi .marka-logo{ width:30px; height:30px; }
}

@media (max-width:680px){
  .kapsayici{ padding:0 20px; }

  .giris{ padding-top:calc(var(--bar-y) + 36px); }
  .giris-ic{ padding-bottom:38px; }
  .giris-baslik{ font-size:clamp(2rem, 9vw, 2.6rem); }
  .giris-alt{ font-size:16px; margin-bottom:28px; }
  .giris-dugmeler{ flex-direction:column; align-items:stretch; }
  .giris-dugmeler .dugme{ width:100%; }

  .giris-kunye{ grid-template-columns:1fr 1fr; }
  .giris-kunye > div{
    padding:18px 0 18px 20px;
    border-bottom:1px solid var(--cizgi);
  }
  .giris-kunye > div:nth-child(odd){ padding-left:0; }
  .giris-kunye > div:nth-child(even){ border-right:none; }
  .giris-kunye > div:nth-last-child(-n+2){ border-bottom:none; }
  .giris-kunye dd{ font-size:17px; }

  .rivayet-notu{ padding:20px; }
  .zaman-cizgisi{ padding:24px 22px 26px; }

  .duyuru{ grid-template-columns:1fr; }
  .duyuru-tarih{ border-right:none; border-bottom:1px solid var(--cizgi); padding:14px 22px; }
  .duyuru-govde{ padding:20px 22px; }

  .alan-ikili{ grid-template-columns:1fr; gap:0; }
  .iletisim-form .dugme{ width:100%; }

  .alt-bilgi-ic{ grid-template-columns:1fr; gap:30px; padding:40px 20px 34px; }
  .ab-telif .kapsayici{ justify-content:flex-start; }

  .yukari-dugmesi{ right:14px; bottom:14px; width:40px; height:40px; }
}

/* Hareket azaltma tercihi */
@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{
    animation-duration:.001ms !important;
    transition-duration:.001ms !important;
    scroll-behavior:auto !important;
  }
  [data-anim]{ opacity:1; transform:none; }
}

/* Yazdırma */
@media print{
  .ust-bar,.menu-dugmesi,.yukari-dugmesi{ display:none !important; }
  .bolum,.giris{ padding:22px 0; }
  [data-anim]{ opacity:1; transform:none; }
  .bolum-gri{ background:#fff; }
}