* {
  box-sizing: border-box;
}

:root {
  --arka-plan: #15151f;
  --kart-arka-plan: #20202d;
  --altin: #d4af37;
  --metin: #e8e5df;
  --soluk: #b9b5ad;
}

html { scroll-behavior: smooth; }

body {
  background: radial-gradient(ellipse at top, #29243b 0%, var(--arka-plan) 55%);
  color: var(--metin);
  font-family: 'Lora', serif;
  margin: 0;
  padding: 80px 0 0;
  min-height: 100vh;
}

/* ANA MENÜ BUTONU */

.ana-menu-bar {
  position: relative;
  z-index: 900;
  max-width: 1200px;
  margin: 0 auto 30px;
  padding: 14px 5% 0;
}

.ana-menu-btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 10px 22px;
  border: 1px solid rgba(212, 175, 55, .6);
  border-radius: 4px;
  color: var(--altin);
  background: rgba(15, 15, 22, .9);
  text-decoration: none;
  font-size: 14px;
  font-weight: 600;
  transition: background .25s ease, box-shadow .25s ease;
}

.ana-menu-btn:hover {
  background: rgba(212, 175, 55, .18);
  box-shadow: 0 0 16px rgba(212, 175, 55, .35);
}

.sabit-menu {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  min-height: 80px;
  padding: 12px 5%;
  background: rgba(15, 15, 22, 0.96);
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 20px;
  z-index: 1000;
  box-shadow: 0 2px 18px rgba(0, 0, 0, .55);
  border-bottom: 1px solid rgba(212, 175, 55, .3);
}

.sabit-menu h1 {
  color: var(--altin);
  font-family: 'Cinzel', serif;
  font-size: clamp(16px, 2vw, 24px);
  margin: 0;
}

.sabit-menu nav { display: flex; flex-wrap: wrap; gap: 22px; }

.sabit-menu a {
  color: var(--metin);
  text-decoration: none;
  font-size: 14px;
  transition: color .25s ease;
}

.sabit-menu a:hover { color: var(--altin); }

.sabit-menu .ana-menu-btn { color: var(--altin); }

.giris-alani {
  text-align: center;
  padding: 65px 20px 45px;
}

.ust-yazi {
  color: var(--altin);
  letter-spacing: 4px;
  font-size: 11px;
  font-weight: bold;
}

.giris-alani h2, .kayit-alani h2, .not-alani h2 {
  font-family: 'Cinzel', serif;
  color: var(--altin);
  font-size: clamp(28px, 4vw, 44px);
  margin: 12px 0;
}

.giris-alani > p:last-child { color: var(--soluk); line-height: 1.7; }

.kategori-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  grid-auto-rows: 260px;
  gap: 20px;
  padding: 20px clamp(18px, 5vw, 70px) 60px;
  max-width: 1400px;
  margin: 0 auto;
}

.buyu-karti {
  position: relative;
  border: 1px solid rgba(212, 175, 55, .18);
  border-radius: 12px;
  overflow: hidden;
  min-width: 0;
  box-shadow: 0 12px 28px rgba(0, 0, 0, .35);
  cursor: pointer;
  isolation: isolate;
}

.buyu-karti img {
  width: 100%;
  height: 100%;
  display: block;
  object-fit: cover;
  transition: transform .6s ease, filter .6s ease;
  filter: grayscale(75%) sepia(18%) brightness(.8);
}

.buyu-karti:hover img {
  transform: scale(1.08);
  filter: grayscale(0%) sepia(0%) brightness(1);
}

.karti-karart {
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(0,0,0,.9), rgba(0,0,0,.04) 80%);
  z-index: 1;
  pointer-events: none;
}

.kart-yazisi {
  position: absolute;
  bottom: 0;
  left: 0;
  width: 100%;
  padding: 22px;
  transform: translateY(12px);
  transition: transform .35s ease;
  z-index: 2;
}

.buyu-karti:hover .kart-yazisi { transform: translateY(0); }

.kart-yazisi h3 {
  color: var(--altin);
  font-family: 'Cinzel', serif;
  margin: 0 0 8px;
  font-size: 22px;
}

.kart-yazisi p { margin: 0; color: #f0eee9; font-size: 14px; line-height: 1.5; }

.genis-kart { grid-column: span 2; }

.uzun-kart { grid-row: span 2; }

.rozet {
  position: absolute;
  top: 15px;
  right: 15px;
  padding: 7px 11px;
  border-radius: 4px;
  font-family: 'Cinzel', serif;
  font-size: 11px;
  font-weight: bold;
  color: white;
  z-index: 5;
  letter-spacing: 1px;
}

.rozet.yeni { background: #238653; }
.rozet.tehlike { background: #b83c36; }

.kayit-alani, .not-alani {
  text-align: center;
  max-width: 950px;
  margin: 0 auto 65px;
  padding: 42px 25px;
  border: 1px solid rgba(212, 175, 55, .22);
  border-radius: 14px;
  background: rgba(32, 32, 45, .65);
}

.kayit-alani p { color: var(--soluk); margin-bottom: 25px; }

.ana-buton {
  display: inline-block;
  margin-top: 18px;
  padding: 12px 22px;
  border-radius: 5px;
  color: #17151a;
  background: var(--altin);
  text-decoration: none;
  font-family: 'Cinzel', serif;
  font-weight: bold;
  transition: transform .25s, background .25s;
}

.ana-buton:hover { transform: translateY(-3px); background: #f0d36a; }

.bilgi-sayfasi { padding: 0 22px; }
.bilgi-grid {
  max-width: 1100px;
  margin: 0 auto 60px;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 20px;
}

.bilgi-karti {
  padding: 28px;
  border-radius: 12px;
  background: linear-gradient(145deg, #29283a, #1e1d29);
  border: 1px solid rgba(212, 175, 55, .22);
  transition: transform .25s, border-color .25s;
}
.bilgi-karti:hover { transform: translateY(-5px); border-color: var(--altin); }
.bilgi-simge { color: var(--altin); font-size: 28px; }
.bilgi-karti h3 { font-family: 'Cinzel', serif; color: var(--altin); }
.bilgi-karti p { color: var(--soluk); line-height: 1.7; }

.not-alani { text-align: left; }
.not-alani h2 { text-align: center; font-size: clamp(23px, 3vw, 34px); margin-bottom: 28px; }
.not-satiri { display: grid; grid-template-columns: minmax(180px, 1fr) 2fr; gap: 20px; padding: 16px 0; border-bottom: 1px solid rgba(255,255,255,.1); line-height: 1.6; }
.not-satiri strong { color: var(--altin); }
.not-satiri span { color: var(--soluk); }

footer { text-align: center; padding: 25px 15px; color: #8d8993; font-size: 12px; border-top: 1px solid rgba(212,175,55,.15); }

@media (min-width: 768px) {
  .genis-kart { grid-column: span 2; }
  .uzun-kart { grid-row: span 2; }
}

@media (max-width: 767px) {
  body { padding-top: 110px; }
  .sabit-menu { min-height: 100px; flex-direction: column; justify-content: center; gap: 10px; padding: 12px; }
  .sabit-menu nav { justify-content: center; gap: 15px; }
  .kategori-grid { grid-template-columns: 1fr; grid-auto-rows: 280px; padding: 10px 18px 40px; }
  .genis-kart, .uzun-kart { grid-column: auto; grid-row: auto; }
  .bilgi-grid { grid-template-columns: 1fr; }
  .not-satiri { grid-template-columns: 1fr; gap: 4px; }
  .kayit-alani, .not-alani { margin-bottom: 35px; }
}

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