@font-face {
  font-family: "Manrope"; font-weight: 200 800; font-display: swap;
  src: url("../fonts/manrope-latin-ext.woff2") format("woff2");
  unicode-range: U+0100-02BA, U+02BD-02C5, U+02C7-02CC, U+02CE-02D7, U+02DD-02FF, U+0304, U+0308, U+0329, U+1D00-1DBF, U+1E00-1E9F, U+1EF2-1EFF, U+2020, U+20A0-20AB, U+20AD-20C0, U+2113, U+2C60-2C7F, U+A720-A7FF;
}
@font-face {
  font-family: "Manrope"; font-weight: 200 800; font-display: swap;
  src: url("../fonts/manrope-latin.woff2") format("woff2");
  unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;
}

:root {
  --antrasit: #111317;
  --kirmizi: #c8102e;
  --beyaz: #f4f1ec;
  --astar: #8a8f98;
  --kirmizi-yazi: #ff5468; /* koyu zeminde küçük kırmızı yazı için (kontrast ≥ 4.5:1) */
  --yazi: "Manrope", system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
section { scroll-margin-top: 64px; }
html, body { margin: 0; }
body {
  background: var(--antrasit);
  color: var(--beyaz);
  font-family: var(--yazi);
  line-height: 1.5;
  overflow-x: hidden;
}

/* Açılış: 400vh yükseklik, sahne yapışkan; ilerlemeyi ScrollTrigger okur */
#acilis { height: 400vh; position: relative; }
.sahne {
  position: sticky; top: 0; height: 100vh; height: 100svh; overflow: hidden;
  background: radial-gradient(ellipse 70% 55% at 50% 62%, #262a31 0%, var(--antrasit) 70%);
}
.sahne canvas, .sahne .kare { position: absolute; inset: 0; width: 100%; height: 100%; display: block; }
.sahne .kare { object-fit: contain; }
/* 3D hazır olana kadar ilk kare kapak görseli; hazır olunca kanvas devralır */
.mod-3d .kare, .mod-kare canvas { display: none; }
#acilis.statik { height: auto; }
#acilis.statik .sahne { position: relative; }

.acilis-ust { position: absolute; top: clamp(76px, 12vh, 110px); left: clamp(16px, 5vw, 64px); right: 16px; pointer-events: none; }
.acilis-ust h1 { margin: 0; font-size: clamp(28px, 4.6vw, 60px); line-height: 1.05; font-weight: 800; max-width: 12ch; transition: opacity .5s, transform .5s; }
.acilis-ust h1.gizli { opacity: 0; transform: translateY(-12px); }

.asama {
  position: absolute; right: clamp(16px, 5vw, 64px); top: 50%; margin: 0;
  font-size: clamp(22px, 3vw, 40px); font-weight: 700; color: var(--beyaz);
  border-left: 3px solid var(--kirmizi); padding-left: 14px;
  opacity: 0; transform: translateY(10px); transition: opacity .4s, transform .4s;
}
.asama.gorunur { opacity: 1; transform: none; }

.ipucu { position: absolute; bottom: 28px; left: 0; right: 0; text-align: center; margin: 0; color: var(--astar); font-size: 14px; letter-spacing: .08em; transition: opacity .4s; }
.ipucu.gizli { opacity: 0; }

.acilis-son {
  position: absolute; left: 0; right: 0; bottom: clamp(24px, 8vh, 72px); text-align: center; padding: 0 16px;
  opacity: 0; transform: translateY(20px); transition: opacity .6s, transform .6s, visibility .6s; pointer-events: none; visibility: hidden;
}
.acilis-son.gorunur { opacity: 1; transform: none; pointer-events: auto; visibility: visible; }
.acilis-son h2 { margin: 0; font-size: clamp(34px, 6vw, 76px); font-weight: 800; letter-spacing: -.01em; }
.acilis-son p { margin: 6px 0 18px; color: #c9c5bf; }

.dugmeler { display: flex; gap: 12px; justify-content: center; flex-wrap: wrap; }
.dugme {
  display: inline-block; padding: 13px 22px; border-radius: 999px; text-decoration: none; font-weight: 700;
  color: var(--beyaz); border: 1.5px solid rgba(244, 241, 236, .5);
}
.dugme-ana { background: var(--kirmizi); border-color: var(--kirmizi); }
.dugme:focus-visible { outline: 3px solid var(--beyaz); outline-offset: 3px; }

@media (max-width: 700px) {
  .asama { top: auto; bottom: 34vh; right: auto; left: 16px; }
}

/* Üst menü */
.menu {
  position: fixed; top: 0; left: 0; right: 0; z-index: 20; height: 64px;
  display: flex; align-items: center; justify-content: space-between; padding: 0 clamp(16px, 5vw, 64px);
  background: rgba(17, 19, 23, .82); backdrop-filter: blur(10px); -webkit-backdrop-filter: blur(10px);
}
.menu-logo { display: block; line-height: 0; }
.menu nav { display: flex; gap: 28px; align-items: center; }
.menu nav a { color: var(--beyaz); text-decoration: none; font-weight: 600; font-size: 15px; }
.menu nav a:hover { color: #fff; text-decoration: underline; text-underline-offset: 6px; text-decoration-color: var(--kirmizi); }
.menu .menu-ara { background: var(--kirmizi); padding: 8px 18px; border-radius: 999px; }
.menu-ac { display: none; }
a:focus-visible, button:focus-visible { outline: 3px solid var(--beyaz); outline-offset: 3px; }

@media (max-width: 760px) {
  .menu-ac {
    display: block; width: 44px; height: 44px; background: none; border: 0; cursor: pointer; position: relative;
  }
  .menu-ac span, .menu-ac span::before, .menu-ac span::after {
    position: absolute; left: 11px; width: 22px; height: 2px; background: var(--beyaz); content: ""; transition: transform .25s;
  }
  .menu-ac span { top: 21px; }
  .menu-ac span::before { left: 0; top: -7px; }
  .menu-ac span::after { left: 0; top: 7px; }
  .menu-ac[aria-expanded="true"] span { background: transparent; }
  .menu-ac[aria-expanded="true"] span::before { transform: translateY(7px) rotate(45deg); }
  .menu-ac[aria-expanded="true"] span::after { transform: translateY(-7px) rotate(-45deg); }
  .menu nav {
    position: absolute; top: 64px; left: 0; right: 0; flex-direction: column; align-items: stretch; gap: 0;
    background: var(--antrasit); border-bottom: 1px solid #2a2e35; padding: 8px 16px 16px; display: none;
  }
  .menu nav.acik { display: flex; }
  .menu nav a { padding: 12px 0; font-size: 18px; }
  .menu .menu-ara { text-align: center; margin-top: 8px; }
}

/* İçerik bölümleri */
.bolum { max-width: 1120px; margin: 0 auto; padding: clamp(64px, 12vh, 120px) clamp(16px, 5vw, 48px); }
.ust-baslik { color: var(--kirmizi-yazi); font-weight: 800; letter-spacing: .16em; text-transform: uppercase; font-size: 13px; margin: 0 0 10px; }
.bolum h2 { font-size: clamp(28px, 4vw, 48px); line-height: 1.1; margin: 0 0 32px; max-width: 20ch; }
.bolum > p { max-width: 62ch; color: #d8d4ce; font-size: 17px; }
.bagla { color: var(--beyaz); font-weight: 700; text-decoration-color: var(--kirmizi); text-underline-offset: 5px; }
.not { color: var(--astar) !important; margin-top: 24px; }

.puan { display: flex; align-items: baseline; gap: 14px; flex-wrap: wrap; margin-bottom: 28px; }
.puan-sayi { font-size: clamp(48px, 7vw, 80px); font-weight: 800; line-height: 1; }
.yildiz { color: #f5b301; font-size: 22px; letter-spacing: 2px; }
.yorum-serit { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; margin-bottom: 24px; }
.yorum-serit blockquote { margin: 0; padding: 22px; background: #181b20; border: 1px solid #262a31; border-radius: 14px; }
.yorum-serit p { margin: 0 0 12px; font-size: 16px; }
.yorum-serit cite { color: var(--astar); font-style: normal; font-weight: 700; }

.kartlar { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
.kart { padding: 24px; border-radius: 14px; background: #181b20; border: 1px solid #262a31; transition: border-color .2s, transform .2s; }
.kart:hover { border-color: var(--kirmizi); transform: translateY(-2px); }
.kart h3 { margin: 6px 0 8px; font-size: 20px; }
.kart p { margin: 0; color: #c9c5bf; }
.kart-no { color: var(--kirmizi-yazi); font-weight: 800; font-size: 13px; letter-spacing: .1em; }

.marka-listesi { list-style: none; padding: 0; margin: 0; display: flex; flex-wrap: wrap; gap: 12px; }
.marka-listesi li {
  padding: 16px 28px; border: 1px solid #2f343c; border-radius: 999px; font-weight: 800; font-size: clamp(18px, 2.2vw, 24px); letter-spacing: .02em;
}

.iletisim-izgara { display: grid; grid-template-columns: 1fr 1.3fr; gap: 32px; align-items: start; }
.bilgiler { display: grid; grid-template-columns: auto 1fr; gap: 14px 24px; margin: 0; font-size: 17px; }
.bilgiler dt { color: var(--astar); font-weight: 700; }
.bilgiler dd { margin: 0; }
.bilgiler a { color: var(--beyaz); font-weight: 700; }
.harita {
  min-height: 320px; border-radius: 14px; background: #181b20; border: 1px solid #262a31; overflow: hidden;
  display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 6px; text-align: center; padding: 16px;
}
.harita p { margin: 0; color: var(--astar); }
.harita button { font: inherit; cursor: pointer; background: none; }
.harita.yuklu { padding: 0; }
.harita iframe { width: 100%; height: 380px; border: 0; display: block; }

.alt { text-align: center; color: var(--astar); padding: 40px 16px 96px; border-top: 1px solid #1f2329; font-size: 14px; }
.alt a { color: var(--astar); }

.whatsapp {
  position: fixed; right: 18px; bottom: 18px; z-index: 30; width: 58px; height: 58px; border-radius: 50%;
  display: grid; place-items: center; background: #128c4a; color: #ffffff; box-shadow: 0 8px 24px rgba(0, 0, 0, .4);
}

@media (max-width: 860px) {
  .yorum-serit, .kartlar, .kartlar.uclu, .iletisim-izgara { grid-template-columns: 1fr; }
}
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { transition: none !important; }
}