:root {
  --arkaplan:     #130c07;
  --arkaplan2:    #1c1209;
  --arkaplan3:    #241710;
  --yuzey:        #2a1c11;
  --kenar:        #3d2a1a;
  --kahve:        #7a4f2e;
  --kahve-ac:     #a8693e;
  --krem:         #f0e6d3;
  --krem-soluk:   #c4a882;
  --altin:        #d4a843;
  --altin-ac:     #e8c46a;
  --yazi:         #ddd0bc;
  --yazi-soluk:   #8a7060;

  --serif:  'Playfair Display', serif;
  --govde:  'Libre Baskerville', serif;
  --arayuz: 'Jost', sans-serif;
}

*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
  font-size: 16px;
}

body {
  background: var(--arkaplan);
  color: var(--yazi);
  font-family: var(--govde);
  font-weight: 400;
  overflow-x: hidden;
  cursor: none;
}

.imleç {
  width: 10px;
  height: 10px;
  background: var(--altin);
  border-radius: 50%;
  position: fixed;
  top: 0; left: 0;
  pointer-events: none;
  z-index: 9999;
  transform: translate(-50%, -50%);
  transition: width .2s, height .2s, background .2s;
  mix-blend-mode: difference;
}

.imleç.büyük {
  width: 36px;
  height: 36px;
  background: rgba(212,168,67,.25);
}

body::after {
  content: '';
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 9000;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.85' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)' opacity='.05'/%3E%3C/svg%3E");
  opacity: .5;
}

nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 800;
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 20px 48px;
  transition: background .4s, padding .4s;
}

nav.sabit {
  background: rgba(19,12,7,.92);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--kenar);
  padding: 14px 48px;
}

.logo {
  font-family: var(--serif);
  font-size: 1.4rem;
  font-style: italic;
  color: var(--altin);
  letter-spacing: .02em;
  text-decoration: none;
}

.logo em {
  font-style: italic;
  color: var(--krem);
}

.menuler {
  display: flex;
  gap: 36px;
  list-style: none;
}

.menuler a {
  font-family: var(--arayuz);
  font-weight: 300;
  font-size: .72rem;
  letter-spacing: .28em;
  text-transform: uppercase;
  color: var(--krem-soluk);
  text-decoration: none;
  transition: color .25s;
  position: relative;
}

.menuler a::after {
  content: '';
  position: absolute;
  bottom: -3px; left: 0;
  width: 0; height: 1px;
  background: var(--altin);
  transition: width .3s;
}

.menuler a:hover { color: var(--altin); }
.menuler a:hover::after { width: 100%; }

.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px;
}

.hamburger span {
  display: block;
  width: 24px; height: 1px;
  background: var(--krem-soluk);
  transition: .3s;
}


.giris {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  overflow: hidden;
  padding: 100px 48px 60px;
}

.halka-kutusu {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  pointer-events: none;
}

.halka {
  position: absolute;
  border-radius: 50%;
  border: 1px solid rgba(212,168,67,.06);
  animation: genisle 8s ease-out infinite;
}

.halka:nth-child(1) { width: 200px; height: 200px; animation-delay: 0s; }
.halka:nth-child(2) { width: 400px; height: 400px; animation-delay: 1.5s; }
.halka:nth-child(3) { width: 650px; height: 650px; animation-delay: 3s; }
.halka:nth-child(4) { width: 900px; height: 900px; animation-delay: 4.5s; }
.halka:nth-child(5) { width: 1200px; height: 1200px; animation-delay: 6s; }

@keyframes genisle {
  0%   { opacity: 0; transform: scale(.8); }
  20%  { opacity: 1; }
  100% { opacity: 0; transform: scale(1.1); }
}

.giris::before {
  content: '';
  position: absolute;
  top: 30%; left: 50%;
  transform: translate(-50%, -50%);
  width: 700px; height: 500px;
  background: radial-gradient(ellipse, rgba(122,79,46,.22) 0%, transparent 70%);
  pointer-events: none;
}

.giris-icerik {
  text-align: center;
  position: relative;
  z-index: 2;
  max-width: 800px;
}

.giris-icerik h1 {
  font-family: var(--serif);
  font-weight: 700;
  font-size: clamp(3.2rem, 9vw, 7.5rem);
  line-height: 1.0;
  color: var(--krem);
  margin-bottom: 28px;
  opacity: 0;
  animation: yukariCik .9s .5s forwards;
}

.giris-icerik h1 em {
  font-style: italic;
  color: var(--altin);
  display: block;
}

.giris-aciklama {
  font-family: var(--govde);
  font-style: italic;
  font-size: 1.05rem;
  line-height: 1.8;
  color: var(--krem-soluk);
  max-width: 500px;
  margin: 0 auto 48px;
  opacity: 0;
  animation: yukariCik .9s .7s forwards;
}

.giris-butonlar {
  display: flex;
  gap: 16px;
  justify-content: center;
  flex-wrap: wrap;
  opacity: 0;
  animation: yukariCik .9s .9s forwards;
}

@keyframes yukariCik {
  from { opacity: 0; transform: translateY(24px); }
  to   { opacity: 1; transform: translateY(0); }
}

/* Butonlar */
.ana-buton {
  background: var(--altin);
  color: #1a0e05;
  font-family: var(--arayuz);
  font-weight: 400;
  font-size: .72rem;
  letter-spacing: .25em;
  text-transform: uppercase;
  padding: 16px 36px;
  border: none;
  cursor: pointer;
  text-decoration: none;
  display: inline-block;
  transition: background .25s, transform .25s;
}

.ana-buton:hover {
  background: var(--altin-ac);
  transform: translateY(-2px);
}

.cizgili-buton {
  background: transparent;
  color: var(--krem-soluk);
  font-family: var(--arayuz);
  font-weight: 300;
  font-size: .72rem;
  letter-spacing: .25em;
  text-transform: uppercase;
  padding: 15px 36px;
  border: 1px solid var(--kenar);
  cursor: pointer;
  text-decoration: none;
  display: inline-block;
  transition: border-color .25s, color .25s, transform .25s;
}

.cizgili-buton:hover {
  border-color: var(--altin);
  color: var(--altin);
  transform: translateY(-2px);
}

.rakam-seridi {
  background: var(--arkaplan2);
  border-top: 1px solid var(--kenar);
  border-bottom: 1px solid var(--kenar);
  padding: 60px 48px;
  display: flex;
  justify-content: center;
  gap: 80px;
  flex-wrap: wrap;
}

.rakam-kutu {
  text-align: center;
}

.rakam-sayi {
  font-family: var(--serif);
  font-size: 3rem;
  font-weight: 700;
  color: var(--altin);
  line-height: 1;
  display: block;
  margin-bottom: 6px;
}

.rakam-etiket {
  font-family: var(--arayuz);
  font-weight: 300;
  font-size: .65rem;
  letter-spacing: .3em;
  text-transform: uppercase;
  color: var(--yazi-soluk);
}

.tarih-bolum {
  padding: 120px 48px;
}

.tarih-ic {
  max-width: 1100px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: center;
}

.tarih-resim {
  position: relative;
}

.resim-cerceve {
  position: relative;
  overflow: hidden;
  aspect-ratio: 4/5;
}

.resim-cerceve img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: brightness(.85) sepia(.15);
  transition: transform .6s ease, filter .4s;
}

.resim-cerceve:hover img {
  transform: scale(1.04);
  filter: brightness(.9) sepia(.1);
}

.resim-cerceve::before {
  content: '';
  position: absolute;
  top: -8px; left: -8px;
  right: 8px; bottom: 8px;
  border: 1px solid var(--altin);
  opacity: .3;
  pointer-events: none;
  z-index: 1;
  transition: opacity .3s;
}

.resim-cerceve:hover::before {
  opacity: .6;
}

.resim-rozet {
  position: absolute;
  bottom: -16px; right: -16px;
  width: 72px; height: 72px;
  background: var(--altin);
  color: #1a0e05;
  font-family: var(--serif);
  font-weight: 700;
  font-size: .85rem;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  z-index: 2;
}

.bolum-baslik {
  font-family: var(--serif);
  font-size: clamp(2rem, 5vw, 3.5rem);
  font-weight: 700;
  color: var(--krem);
  line-height: 1.15;
  margin-bottom: 20px;
}

.bolum-baslik em {
  font-style: italic;
  color: var(--altin);
}

.bolum-aciklama {
  font-family: var(--govde);
  font-style: italic;
  font-size: .95rem;
  line-height: 1.8;
  color: var(--krem-soluk);
  max-width: 520px;
}

.akan-serit {
  background: var(--altin);
  padding: 18px 0;
  overflow: hidden;
  border-top: 1px solid rgba(0,0,0,.1);
  border-bottom: 1px solid rgba(0,0,0,.1);
}

.akan-ic {
  display: flex;
  animation: akan 22s linear infinite;
  white-space: nowrap;
}

.akan-kelime {
  font-family: var(--serif);
  font-style: italic;
  font-size: 1rem;
  color: rgba(26,14,5,.8);
  padding: 0 40px;
  flex-shrink: 0;
}

.akan-nokta {
  color: rgba(26,14,5,.4);
}

@keyframes akan {
  from { transform: translateX(0); }
  to   { transform: translateX(-50%); }
}

.cesitler-bolum {
  padding: 120px 48px;
  background: var(--arkaplan2);
  border-top: 1px solid var(--kenar);
}

.cesitler-baslik {
  text-align: center;
  max-width: 600px;
  margin: 0 auto 48px;
}

.cesitler-baslik .bolum-aciklama {
  margin: 0 auto;
}

.sekmeler {
  display: flex;
  justify-content: center;
  max-width: 600px;
  margin: 0 auto 60px;
  border: 1px solid var(--kenar);
  flex-wrap: wrap;
}

.sekme {
  flex: 1;
  min-width: 100px;
  background: none;
  border: none;
  border-right: 1px solid var(--kenar);
  color: var(--yazi-soluk);
  font-family: var(--arayuz);
  font-weight: 300;
  font-size: .68rem;
  letter-spacing: .2em;
  text-transform: uppercase;
  padding: 14px 10px;
  cursor: pointer;
  transition: all .25s;
}

.sekme:last-child {
  border-right: none;
}

.sekme.aktif {
  background: var(--altin);
  color: #1a0e05;
  font-weight: 400;
}

.sekme:hover:not(.aktif) {
  background: var(--yuzey);
  color: var(--krem);
}

.sekme-panel {
  display: none;
}

.sekme-panel.aktif {
  display: block;
}

.kahve-izgara {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 24px;
  max-width: 1100px;
  margin: 0 auto;
}

.kahve-kart {
  background: var(--yuzey);
  border: 1px solid var(--kenar);
  overflow: hidden;
  transition: border-color .3s, transform .3s;
  cursor: pointer;
  display: flex;
  flex-direction: column;
}

.kahve-kart:hover {
  border-color: var(--kahve);
  transform: translateY(-4px);
}

.kart-resim {
  width: 100%;
  height: 220px;
  overflow: hidden;
  position: relative;
}

.kart-resim img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: brightness(.75) sepia(.2);
  transition: transform .5s, filter .4s;
}

.kahve-kart:hover .kart-resim img {
  transform: scale(1.06);
  filter: brightness(.85) sepia(.1);
}

.kahve-kart::after {
  content: '';
  display: block;
  height: 2px;
  background: linear-gradient(to right, var(--altin), transparent);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform .4s;
}

.kahve-kart:hover::after {
  transform: scaleX(1);
}

.kart-icerik {
  padding: 24px;
  flex: 1;
  display: flex;
  flex-direction: column;
}

.kart-etiket {
  font-family: var(--arayuz);
  font-weight: 300;
  font-size: .58rem;
  letter-spacing: .3em;
  text-transform: uppercase;
  color: var(--altin);
  margin-bottom: 8px;
}

.kart-isim {
  font-family: var(--serif);
  font-size: 1.4rem;
  font-weight: 700;
  color: var(--krem);
  margin-bottom: 10px;
  line-height: 1.2;
}

.kart-aciklama {
  font-size: .83rem;
  line-height: 1.75;
  color: var(--krem-soluk);
  margin-bottom: 18px;
  flex: 1;
}

.yogunluk-wrap {
  margin-top: auto;
}

.yogunluk-etiket {
  font-family: var(--arayuz);
  font-weight: 300;
  font-size: .58rem;
  letter-spacing: .25em;
  text-transform: uppercase;
  color: var(--yazi-soluk);
  margin-bottom: 6px;
  display: block;
}

.yogunluk-bar {
  height: 2px;
  background: var(--kenar);
  position: relative;
}

.yogunluk-dolu {
  position: absolute;
  top: 0; left: 0;
  height: 100%;
  background: linear-gradient(to right, var(--kahve), var(--altin));
  transition: width .8s ease;
}

.bilgi-bolum {
  padding: 120px 48px;
  background: var(--arkaplan3);
  border-top: 1px solid var(--kenar);
}

.bilgi-ic {
  max-width: 1100px;
  margin: 0 auto;
}

.bilgi-baslik {
  text-align: center;
  max-width: 580px;
  margin: 0 auto 60px;
}

.bilgi-izgara {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 32px;
}

.bilgi-kart {
  padding: 0;
}

.bilgi-ikon {
  font-size: 2rem;
  margin-bottom: 16px;
  display: block;
}

.bilgi-baslik-kart {
  font-family: var(--serif);
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--krem);
  margin-bottom: 10px;
}

.bilgi-yazi {
  font-size: .85rem;
  line-height: 1.75;
  color: var(--krem-soluk);
}

.altbilgi {
  background: var(--arkaplan);
  border-top: 1px solid var(--kenar);
  padding: 60px 48px 40px;
}

.altbilgi-ic {
  max-width: 1100px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  gap: 60px;
  margin-bottom: 48px;
}

.altbilgi-marka .logo {
  display: block;
  margin-bottom: 16px;
  font-size: 1.6rem;
}

.altbilgi-aciklama {
  font-size: .83rem;
  line-height: 1.75;
  color: var(--yazi-soluk);
  max-width: 280px;
}

.altbilgi-sutun h4 {
  font-family: var(--arayuz);
  font-weight: 400;
  font-size: .65rem;
  letter-spacing: .3em;
  text-transform: uppercase;
  color: var(--altin);
  margin-bottom: 18px;
}

.altbilgi-sutun ul {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.altbilgi-sutun ul a {
  font-family: var(--arayuz);
  font-weight: 300;
  font-size: .8rem;
  color: var(--yazi-soluk);
  text-decoration: none;
  transition: color .2s;
}

.altbilgi-sutun ul a:hover {
  color: var(--altin);
}

.altbilgi-alt {
  max-width: 1100px;
  margin: 0 auto;
  padding-top: 24px;
  border-top: 1px solid var(--kenar);
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.telif {
  font-family: var(--arayuz);
  font-weight: 300;
  font-size: .65rem;
  letter-spacing: .15em;
  color: var(--yazi-soluk);
}

.acil {
  opacity: 0;
  transform: translateY(32px);
  transition: opacity .7s ease, transform .7s ease;
}

.acil.görünür {
  opacity: 1;
  transform: translateY(0);
}

::-webkit-scrollbar { width: 5px; }
::-webkit-scrollbar-track { background: var(--arkaplan); }
::-webkit-scrollbar-thumb { background: var(--kahve); }

@media (max-width: 768px) {
  nav { padding: 18px 24px; }
  nav.sabit { padding: 14px 24px; }
  .menuler { display: none; }
  .hamburger { display: flex; }

  .giris { padding: 100px 24px 60px; }

  .tarih-bolum,
  .cesitler-bolum,
  .bilgi-bolum { padding: 80px 24px; }

  .rakam-seridi { gap: 40px; padding: 48px 24px; }

  .tarih-ic {
    grid-template-columns: 1fr;
    gap: 48px;
  }

  .tarih-resim { order: -1; }

  .altbilgi-ic {
    grid-template-columns: 1fr;
    gap: 36px;
  }

  .altbilgi-alt {
    flex-direction: column;
    gap: 12px;
    text-align: center;
  }

  .kahve-izgara { grid-template-columns: 1fr; }
  .bilgi-izgara { grid-template-columns: 1fr; }
}