/* =========================================================
   RAVENS — İnşaat ve Gayrimenkul | Yazılım
   ========================================================= */
:root {
  --bg: #07080a;
  --anth: #111317;
  --anth-2: #181b20;
  --anth-3: #22262c;
  --line: rgba(205, 210, 216, .12);
  --line-2: rgba(205, 210, 216, .22);
  --silver: #c9cdd2;
  --silver-hi: #f4f5f7;
  --silver-lo: #7c828a;
  --text: #d6d9dd;
  --muted: #8b9199;
  --metal: linear-gradient(180deg, #f8f9fa 0%, #c3c7cc 38%, #7c828a 52%, #dcdfe2 72%, #959ba2 100%);
  --metal-h: linear-gradient(100deg, #8e949b 0%, #e9ecef 22%, #9ca2a9 42%, #f6f7f8 60%, #80868e 82%, #c9cdd2 100%);
  --serif: "Cormorant Garamond", "Times New Roman", serif;
  --sans: "Manrope", system-ui, -apple-system, "Segoe UI", sans-serif;
  --gutter: clamp(16px, 5vw, 72px);
  --ease: cubic-bezier(.22, .9, .25, 1);
  --header-h: 76px;
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: var(--header-h); -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font: 400 16px/1.7 var(--sans);
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}
html.is-intro body { overflow: hidden; }
img, svg { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
button, input, select, textarea { font: inherit; color: inherit; }
::selection { background: #c9cdd2; color: #07080a; }
:focus-visible { outline: 1px solid var(--silver); outline-offset: 4px; }

/* film greni — statik, ucuz */
body::after {
  content: "";
  position: fixed; inset: 0;
  pointer-events: none; z-index: 90;
  opacity: .05;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='160' height='160'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.9' numOctaves='2' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
}

.wrap { width: 100%; max-width: 1320px; margin: 0 auto; padding: 0 var(--gutter); }

.metal {
  background: var(--metal);
  -webkit-background-clip: text; background-clip: text;
  color: transparent;
}

/* =========================================================
   AÇILIŞ ANİMASYONU  (toplam ≈ 3.2 sn)
   ========================================================= */
.intro { display: none; }
html.is-intro .intro {
  display: block;
  position: fixed; inset: 0; z-index: 100;
  overflow: hidden;
  transition: opacity .7s ease, visibility .7s;
}
html.is-ready .intro { opacity: 0; visibility: hidden; pointer-events: none; }

.intro-bg { position: absolute; inset: 0; background: #000; animation: introBg .6s 2.3s ease forwards; }
.intro-fog {
  position: absolute; inset: -10%;
  background: radial-gradient(45% 40% at 50% 50%, rgba(170,180,192,.16), transparent 70%);
  opacity: 0;
  animation: introFog 2.6s .1s ease forwards;
}
@keyframes introBg { to { background: rgba(0,0,0,.55); } }
@keyframes introFog { 30% { opacity: 1; } 100% { opacity: 0; transform: scale(1.3); } }

/* Orijinal logo görseli — kuzgun ve metalik yazı piksel piksel korunur */
.intro-stage { position: absolute; inset: 0; display: grid; place-items: center; }
.intro-plate {
  position: relative;
  width: min(1180px, 94vw);
  aspect-ratio: 2048 / 683;
  /* kenarlar karanlığa erir; logo içeriği (x %15–85, y %5–80) maskeden etkilenmez */
  -webkit-mask-image: linear-gradient(90deg, transparent 0, #000 11%, #000 89%, transparent 100%), linear-gradient(180deg, transparent 0, #000 4.5%, #000 88%, transparent 100%);
  -webkit-mask-composite: source-in;
  mask-image: linear-gradient(90deg, transparent 0, #000 11%, #000 89%, transparent 100%), linear-gradient(180deg, transparent 0, #000 4.5%, #000 88%, transparent 100%);
  mask-composite: intersect;
  opacity: 0;
  will-change: transform, opacity;
  animation: plate 3.05s .15s var(--ease) forwards;
}
@keyframes plate {
  0%   { opacity: 0; transform: scale(1.05); filter: brightness(.25); }
  38%  { opacity: 1; transform: scale(1); filter: brightness(1); }
  82%  { opacity: 1; transform: scale(1); }
  100% { opacity: 0; transform: scale(.985); }
}
.intro-still, .intro-video { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; }
.intro-video { display: none; }

/* metal yüzeylerden geçen ışık — kuşu hareket ettirmez, yalnızca aydınlatır */
.intro-light {
  position: absolute; inset: 0; pointer-events: none;
  background: linear-gradient(105deg, transparent 38%, rgba(255,255,255,.22) 48%, rgba(255,255,255,.05) 54%, transparent 62%) 140% 0 / 260% 100% no-repeat;
  mix-blend-mode: screen;
  animation: lightSweep 1.5s .7s ease-in-out forwards;
}
@keyframes lightSweep { to { background-position: -40% 0; } }

/* orijinal mavi gözde kısa bir parıltı */
.intro-eye {
  position: absolute; left: 20.02%; top: 8.05%;
  width: 1.6%; aspect-ratio: 1; transform: translate(-50%, -50%) scale(.4);
  border-radius: 50%;
  background: radial-gradient(circle, rgba(170,215,255,.85) 0%, rgba(60,140,255,.25) 35%, transparent 70%);
  mix-blend-mode: screen; opacity: 0;
  animation: eyeGlint .9s 1.25s ease-out forwards;
}
@keyframes eyeGlint { 35% { opacity: 1; transform: translate(-50%, -50%) scale(1); } 100% { opacity: 0; transform: translate(-50%, -50%) scale(1.3); } }

/* Video modu: kuzgunun uçuşu videodan gelir; bitince birebir aynı olan still görsele geçilir */
.intro.has-video .intro-video { display: block; transition: opacity .25s linear; }
.intro.has-video .intro-plate { animation: plateIn .5s var(--ease) forwards; }
.intro.has-video .intro-light, .intro.has-video .intro-eye { display: none; }
.intro.video-done .intro-video { opacity: 0; }
@keyframes plateIn { from { opacity: 0; } to { opacity: 1; } }

.intro-skip {
  position: absolute; right: max(16px, 3vw); bottom: max(20px, 4vh);
  background: none; border: 1px solid var(--line-2);
  color: var(--silver); padding: 10px 18px;
  font-size: 11px; letter-spacing: .3em; text-transform: uppercase;
  cursor: pointer; z-index: 2;
  transition: border-color .3s, background .3s;
}
.intro-skip:hover { border-color: var(--silver); background: rgba(255,255,255,.05); }
.intro-progress { position: absolute; left: 0; right: 0; bottom: 0; height: 1px; background: rgba(255,255,255,.06); }
.intro-progress span { display: block; height: 100%; background: var(--metal-h); transform-origin: left; transform: scaleX(0); animation: prog var(--intro-ms, 3.2s) linear forwards; }
@keyframes prog { to { transform: scaleX(1); } }

/* =========================================================
   HEADER
   ========================================================= */
.header {
  position: fixed; inset: 0 0 auto; z-index: 50;
  height: var(--header-h);
  display: flex; align-items: center; justify-content: space-between; gap: 24px;
  padding: 0 var(--gutter);
  transition: background .4s, border-color .4s, transform .5s var(--ease), opacity .6s;
  border-bottom: 1px solid transparent;
}
html.is-intro:not(.is-ready) .header { opacity: 0; transform: translateY(-20px); }
.header.is-scrolled {
  background: rgba(7, 8, 10, .82);
  -webkit-backdrop-filter: blur(14px); backdrop-filter: blur(14px);
  border-color: var(--line);
}

/* Orijinal logo: metal tabela gibi, kırpılmış ama değiştirilmemiş */
.brand {
  position: relative; z-index: 2; flex: none;
  display: block; height: 46px;
  border: 1px solid var(--line-2);
  box-shadow: 0 6px 24px rgba(0,0,0,.45);
  overflow: hidden;
}
.brand img { height: 100%; width: auto; }

.nav { display: flex; align-items: center; gap: clamp(14px, 2vw, 32px); }
.nav a {
  font-size: 11.5px; font-weight: 500; letter-spacing: .18em; text-transform: uppercase;
  color: var(--muted); white-space: nowrap;
  position: relative; padding: 6px 0;
  transition: color .3s;
}
.nav a::after {
  content: ""; position: absolute; left: 0; right: 0; bottom: 0; height: 1px;
  background: var(--silver); transform: scaleX(0); transform-origin: right;
  transition: transform .4s var(--ease);
}
.nav a:hover, .nav a.is-current { color: var(--silver-hi); }
.nav a:hover::after, .nav a.is-current::after { transform: scaleX(1); transform-origin: left; }
.nav .nav-cta { border: 1px solid var(--line-2); padding: 10px 20px; color: var(--silver-hi); }
.nav .nav-cta::after { display: none; }
.nav .nav-cta:hover { border-color: var(--silver); background: rgba(255,255,255,.04); }

.burger { display: none; width: 44px; height: 44px; background: none; border: 0; cursor: pointer; position: relative; z-index: 2; }
.burger span { position: absolute; left: 10px; right: 10px; height: 1px; background: var(--silver-hi); transition: transform .4s var(--ease); }
.burger span:first-child { top: 18px; }
.burger span:last-child { top: 26px; left: 18px; }
.burger[aria-expanded="true"] span:first-child { transform: translateY(4px) rotate(45deg); }
.burger[aria-expanded="true"] span:last-child { transform: translateY(-4px) rotate(-45deg); left: 10px; }

/* =========================================================
   HERO — gerçek 3D yapım sahnesi (three.js), SVG yedek
   ========================================================= */
.hero {
  position: relative;
  min-height: 100vh; min-height: 100svh;
  display: flex; align-items: flex-end;
  padding: calc(var(--header-h) + 40px) 0 clamp(96px, 15vh, 150px);
  overflow: hidden;
  isolation: isolate;
}
.hero-scene { position: absolute; inset: 0; z-index: -1; background: radial-gradient(80% 70% at 70% 60%, #1a1d22 0%, var(--bg) 70%); }
.hero-city {
  position: absolute; inset: -3%; width: 106%; height: 106%; max-width: none;
  animation: kenburns 9s var(--ease) both;
}
@keyframes kenburns { from { transform: scale(1.16); } to { transform: scale(1); } }
.hero-scene.parallax { transition: transform .8s var(--ease); }
.hero-3d { position: absolute; inset: 0; opacity: 0; transition: opacity 1.2s ease; }
.hero-3d canvas { display: block; width: 100% !important; height: 100% !important; }
.hero.has-3d .hero-3d { opacity: 1; }
.hero.has-3d .hero-city { display: none; }
.hero-shade {
  position: absolute; inset: 0; pointer-events: none;
  background:
    linear-gradient(90deg, rgba(7,8,10,.9) 0%, rgba(7,8,10,.55) 38%, rgba(7,8,10,0) 65%),
    linear-gradient(0deg, var(--bg) 0%, transparent 30%),
    linear-gradient(180deg, rgba(7,8,10,.65) 0%, transparent 22%);
}
#h-lit rect { animation: twinkle 6s ease-in-out infinite alternate; }
@keyframes twinkle { 0%, 70% { opacity: var(--o, .5); } 100% { opacity: .1; } }

.hero-inner { width: 100%; max-width: 1320px; margin: 0 auto; padding: 0 var(--gutter); }
.eyebrow {
  font-size: 11px; letter-spacing: .3em; text-transform: uppercase;
  color: var(--silver-lo); margin: 0 0 28px;
  display: flex; align-items: center; gap: 14px;
}
.eyebrow::before { content: ""; flex: none; width: 40px; height: 1px; background: var(--silver-lo); }
.hero-title {
  font: 400 clamp(50px, min(8.2vw, 13vh), 132px)/.92 var(--serif);
  letter-spacing: -.02em;
  color: var(--silver-hi);
  margin: 0 0 30px;
}
.hero-title .line { display: block; overflow: hidden; padding-bottom: .06em; }
.hero-title .line > span { display: inline-block; }
.hero-title .metal { font-style: italic; padding-right: .08em; }
.hero-lead { max-width: 540px; color: #a3a9b0; font-size: clamp(15px, 1.15vw, 17px); margin: 0 0 38px; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 14px; }

/* hero giriş animasyonu — intro bittiğinde tetiklenir */
.hero-anim { opacity: 0; transform: translateY(30px); }
.hero-title .hero-anim { transform: translateY(105%); opacity: 1; }
html.is-ready .hero-anim {
  opacity: 1; transform: none;
  transition: transform 1.2s var(--ease) var(--d, 0s), opacity 1s ease var(--d, 0s);
}
html:not(.js) .hero-anim { opacity: 1; transform: none; }

/* yapım aşamaları — 3D zaman çizelgesine bağlı */
.build-phases {
  position: absolute; right: var(--gutter); bottom: 40px;
  list-style: none; margin: 0; padding: 0;
  display: flex; gap: 22px;
  font-size: 10.5px; letter-spacing: .2em; text-transform: uppercase; color: var(--silver-lo);
}
.build-phases li { position: relative; padding-top: 14px; transition: color .5s; }
.build-phases li::before {
  content: ""; position: absolute; top: 0; left: 0; right: 0; height: 1px;
  background: var(--line-2);
}
.build-phases li::after {
  content: ""; position: absolute; top: 0; left: 0; height: 1px; width: 100%;
  background: var(--silver-hi); transform: scaleX(0); transform-origin: left;
  transition: transform .6s var(--ease);
}
.build-phases span { margin-right: 8px; color: var(--silver-lo); }
.build-phases li.is-active, .build-phases li.is-done { color: var(--silver-hi); }
.build-phases li.is-active::after, .build-phases li.is-done::after { transform: scaleX(1); }
.build-phases li.is-active span { color: var(--silver-hi); }

.scroll-cue {
  position: absolute; left: 50%; bottom: 28px; margin-left: -12px;
  width: 24px; height: 40px; border: 1px solid var(--line-2); border-radius: 12px;
}
.scroll-cue span {
  position: absolute; left: 50%; top: 8px; width: 2px; height: 8px; margin-left: -1px;
  background: var(--silver); border-radius: 2px;
  animation: cue 2s ease-in-out infinite;
}
@keyframes cue { 0% { transform: translateY(0); opacity: 1; } 80% { transform: translateY(14px); opacity: 0; } 100% { opacity: 0; } }

/* ---------- Butonlar ---------- */
.btn {
  position: relative; display: inline-flex; align-items: center; justify-content: center;
  min-height: 52px; padding: 0 30px;
  font-size: 12px; font-weight: 600; letter-spacing: .2em; text-transform: uppercase;
  border: 1px solid transparent; cursor: pointer; overflow: hidden;
  transition: color .4s, border-color .4s, background-position .8s var(--ease);
}
.btn--metal {
  color: #0a0b0d; background: var(--metal-h); background-size: 220% 100%; background-position: 100% 0;
  border: 0;
}
.btn--metal:hover { background-position: 0 0; }
.btn--ghost { color: var(--silver-hi); border-color: var(--line-2); background: rgba(7,8,10,.35); }
.btn--ghost:hover { border-color: var(--silver); }
.link-arrow {
  display: inline-flex; gap: 10px; align-items: center;
  font-size: 12px; font-weight: 600; letter-spacing: .18em; text-transform: uppercase; color: var(--silver-hi);
}
.link-arrow span { transition: transform .4s var(--ease); }
.link-arrow:hover span { transform: translateX(6px); }

/* =========================================================
   GENEL BÖLÜM
   ========================================================= */
.section { position: relative; padding: clamp(96px, 13vw, 170px) 0; }
.section + .section { border-top: 1px solid var(--line); }
.section-label {
  display: flex; align-items: center; gap: 14px;
  font-size: 11px; letter-spacing: .3em; text-transform: uppercase; color: var(--muted);
  margin-bottom: 28px;
}
.section-label span { font-family: var(--serif); font-size: 14px; color: var(--silver); letter-spacing: .1em; }
.section-label::after { content: ""; width: 48px; height: 1px; background: var(--line-2); order: 1; }
.section-label span { order: 0; }
.section-title {
  font: 400 clamp(40px, 6.2vw, 90px)/1 var(--serif);
  letter-spacing: -.015em; color: var(--silver-hi); margin: 0;
}
.section-title .metal { font-style: italic; }
.section-head { margin-bottom: clamp(56px, 7vw, 96px); }
.section-head--row { display: flex; justify-content: space-between; align-items: flex-end; gap: 40px; }
.section-note { max-width: 380px; color: var(--muted); margin: 0; }

/* scroll reveal */
html.js .reveal { opacity: 0; transform: translateY(40px); transition: opacity 1.1s ease, transform 1.2s var(--ease); transition-delay: var(--rd, 0s); }
html.js .reveal.in { opacity: 1; transform: none; }

/* ---------- Kurumsal ---------- */
.about-grid { display: grid; grid-template-columns: repeat(12, 1fr); gap: 0 clamp(20px, 3vw, 48px); }
.about .section-label { grid-column: 1 / -1; }
.statement {
  grid-column: 1 / span 8;
  font: 400 clamp(30px, 3.9vw, 58px)/1.15 var(--serif);
  color: var(--silver-hi); margin: 0 0 56px;
}
.statement em { font-style: italic; background: var(--metal); -webkit-background-clip: text; background-clip: text; color: transparent; }
.about-text { grid-column: 7 / -1; color: var(--muted); }
.about-text p { margin: 0 0 1.2em; }

.principles {
  grid-column: 1 / -1; list-style: none; margin: clamp(56px, 7vw, 96px) 0 0; padding: 0;
  display: grid; grid-template-columns: repeat(4, 1fr);
  border-top: 1px solid var(--line);
}
.principle { padding: 32px 24px 8px 0; }
.principle + .principle { padding-left: 24px; border-left: 1px solid var(--line); }
.principle h3 { font: 400 clamp(24px, 2.1vw, 30px)/1.15 var(--serif); color: var(--silver-hi); margin: 0 0 12px; }
.principle p { margin: 0; color: var(--muted); font-size: 15px; }

.legal {
  grid-column: 1 / -1; margin-top: clamp(48px, 6vw, 80px);
  padding: 28px clamp(20px, 3vw, 40px);
  background: linear-gradient(160deg, var(--anth-2), var(--anth));
  border: 1px solid var(--line);
  display: flex; align-items: center; gap: 32px;
}
.legal-title { margin: 0; flex: none; max-width: 180px; font-size: 11px; letter-spacing: .26em; text-transform: uppercase; color: var(--silver-lo); line-height: 1.6; }
.legal ul { list-style: none; margin: 0; padding: 0; flex: 1; display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; }
.legal li { display: flex; flex-direction: column; gap: 4px; padding-left: 16px; border-left: 1px solid var(--line-2); }
.legal b { font-weight: 600; font-size: 14px; letter-spacing: .04em; color: var(--silver-hi); }
.legal span { font-size: 13px; color: var(--muted); }

/* ---------- Hizmetlerimiz ---------- */
.services { background: linear-gradient(180deg, var(--bg), var(--anth) 40%, var(--bg)); }
.service-list { border-top: 1px solid var(--line); }
.service {
  position: relative;
  display: grid; grid-template-columns: 120px 1fr 120px; gap: 32px; align-items: start;
  padding: clamp(36px, 5vw, 60px) 0;
  border-bottom: 1px solid var(--line);
}
.service::before {
  content: ""; position: absolute; left: 0; top: -1px; height: 1px; width: 100%;
  background: var(--metal-h); transform: scaleX(0); transform-origin: left; transition: transform 1s var(--ease);
}
.service:hover::before { transform: scaleX(1); }
.service-num { font: 500 15px/1 var(--serif); letter-spacing: .2em; color: var(--silver-lo); padding-top: 14px; }
.service h3 {
  font: 400 clamp(34px, 4.2vw, 60px)/1.02 var(--serif); margin: 0 0 18px; color: var(--silver-hi);
  transition: transform .6s var(--ease);
}
.service:hover h3 { transform: translateX(10px); }
.service p { max-width: 660px; color: var(--muted); margin: 0; }
.service-icon { width: 80px; height: 80px; justify-self: end; fill: none; stroke: var(--silver-lo); stroke-width: 1; transition: stroke .5s, transform .8s var(--ease); }
.service:hover .service-icon { stroke: var(--silver-hi); transform: translateY(-6px); }

.software {
  margin-top: clamp(64px, 8vw, 110px);
  display: grid; grid-template-columns: 220px 1fr auto; gap: 16px 48px; align-items: end;
  padding: clamp(28px, 4vw, 48px);
  border: 1px dashed var(--line-2);
  background: rgba(255,255,255,.015);
}
.software-tag { grid-row: 1 / span 2; align-self: start; font-size: 11px; letter-spacing: .26em; text-transform: uppercase; color: var(--silver-lo); }
.software h3 { margin: 0; font: 400 clamp(30px, 3vw, 44px)/1.05 var(--serif); color: var(--silver-hi); }
.software h3 .metal { font-style: italic; }
.software p { grid-column: 2; margin: 0; max-width: 620px; color: var(--muted); }
.software .link-arrow { grid-column: 3; grid-row: 1 / span 2; align-self: center; }

/* ---------- Çalışma Sürecimiz ---------- */
.steps { list-style: none; margin: 0; padding: 0; display: grid; grid-template-columns: repeat(3, 1fr); border-top: 1px solid var(--line); }
.step { position: relative; padding: 40px 28px 48px 0; border-bottom: 1px solid var(--line); }
.step:not(:nth-child(3n + 1)) { padding-left: 28px; border-left: 1px solid var(--line); }
.step::before {
  content: ""; position: absolute; top: -4px; left: 0; width: 7px; height: 7px;
  background: var(--silver); transform: rotate(45deg);
}
.step:not(:nth-child(3n + 1))::before { left: -4px; }
.step-n { font: 500 15px/1 var(--serif); letter-spacing: .2em; color: var(--silver-lo); }
.step h3 { font: 400 clamp(26px, 2.3vw, 34px)/1.12 var(--serif); color: var(--silver-hi); margin: 16px 0 14px; }
.step p { margin: 0 0 18px; color: var(--muted); font-size: 15px; }
.step-out { display: inline-block; font-size: 11px; letter-spacing: .14em; text-transform: uppercase; color: var(--silver); border: 1px solid var(--line); padding: 7px 12px; }

/* ---------- İncek / Ankara ---------- */
.incek { background: linear-gradient(180deg, var(--bg), var(--anth) 55%, var(--bg)); }
.incek-grid { display: grid; grid-template-columns: 6fr 5fr; gap: clamp(48px, 7vw, 110px); align-items: start; }
.incek-text { margin-top: 40px; color: var(--muted); }
.incek-text p { margin: 0 0 1.1em; }
.incek-text strong { color: var(--silver-hi); font-weight: 500; }
.checklist { margin-top: 44px; padding-top: 28px; border-top: 1px solid var(--line); }
.checklist h3, .faq h3 { margin: 0 0 18px; font-size: 11px; font-weight: 500; letter-spacing: .26em; text-transform: uppercase; color: var(--silver-lo); }
.checklist ul { list-style: none; margin: 0; padding: 0; display: grid; gap: 12px; }
.checklist li { position: relative; padding-left: 26px; color: var(--text); }
.checklist li::before { content: ""; position: absolute; left: 0; top: .72em; width: 12px; height: 1px; background: var(--silver); }

.map {
  position: relative; aspect-ratio: 4 / 3; overflow: hidden;
  border: 1px solid var(--line);
  background:
    linear-gradient(var(--line) 1px, transparent 1px) 0 0 / 40px 40px,
    linear-gradient(90deg, var(--line) 1px, transparent 1px) 0 0 / 40px 40px,
    radial-gradient(60% 60% at 50% 45%, var(--anth-3), var(--anth) 70%);
}
.map iframe { position: absolute; inset: 0; width: 100%; height: 100%; border: 0; filter: grayscale(1) invert(.92) contrast(.9); }
.map-facade { position: absolute; inset: 0; display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 20px; text-align: center; padding: 24px; }
.map-facade::before {
  content: ""; width: 14px; height: 14px; border: 1px solid var(--silver-hi); transform: rotate(45deg);
  box-shadow: 0 0 0 10px rgba(201,205,210,.06), 0 0 0 22px rgba(201,205,210,.03);
}
.map-addr { margin: 0; font: 400 22px/1.35 var(--serif); color: var(--silver-hi); }
.map-addr span { font: 400 13px/1.6 var(--sans); letter-spacing: .14em; text-transform: uppercase; color: var(--muted); }

.faq { margin-top: 40px; }
.faq details { border-top: 1px solid var(--line); }
.faq details:last-child { border-bottom: 1px solid var(--line); }
.faq summary {
  list-style: none; cursor: pointer; position: relative;
  padding: 18px 36px 18px 0; color: var(--silver-hi); font-weight: 500;
}
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after {
  content: ""; position: absolute; right: 6px; top: 50%; width: 9px; height: 9px; margin-top: -6px;
  border-right: 1px solid var(--silver); border-bottom: 1px solid var(--silver);
  transform: rotate(45deg); transition: transform .35s var(--ease);
}
.faq details[open] summary::after { transform: rotate(-135deg); margin-top: -2px; }
.faq details p { margin: 0 0 20px; color: var(--muted); font-size: 15px; }

/* ---------- İletişim ---------- */
.contact-grid { display: grid; grid-template-columns: 5fr 6fr; gap: clamp(48px, 8vw, 120px); align-items: start; }
.contact-lead { margin: 32px 0 0; max-width: 440px; color: var(--muted); }
.contact-list { margin: 44px 0 0; display: grid; gap: 26px; }
.contact-list dt { font-size: 10px; letter-spacing: .32em; text-transform: uppercase; color: var(--silver-lo); margin-bottom: 6px; }
.contact-list dd { margin: 0; font: 400 22px/1.4 var(--serif); color: var(--silver-hi); }
.contact-list a { background: linear-gradient(var(--silver), var(--silver)) 0 100% / 0 1px no-repeat; transition: background-size .5s var(--ease); }
.contact-list a:hover { background-size: 100% 1px; }

.form {
  display: grid; grid-template-columns: 1fr 1fr; gap: 34px 28px;
  padding: clamp(28px, 4vw, 52px);
  background: linear-gradient(160deg, var(--anth-2), var(--anth));
  border: 1px solid var(--line);
}
.field { position: relative; }
.field--full, .form-foot { grid-column: 1 / -1; }
.field input, .field textarea, .field select {
  width: 100%; background: transparent; border: 0; border-bottom: 1px solid var(--line-2);
  padding: 22px 0 10px; color: var(--silver-hi); font-size: 16px; border-radius: 0;
  outline: none; transition: border-color .3s; resize: vertical;
  -webkit-appearance: none; appearance: none;
}
.field select { cursor: pointer; background: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='10' height='6'%3E%3Cpath d='M0 0l5 6 5-6' fill='%238b9199'/%3E%3C/svg%3E") right 4px center no-repeat; }
.field select option { background: var(--anth); }
.field input:focus, .field textarea:focus, .field select:focus { border-color: var(--silver); }
.field label {
  position: absolute; left: 0; top: 22px; right: 0;
  font-size: 13px; letter-spacing: .12em; text-transform: uppercase; color: var(--muted);
  white-space: nowrap; overflow: hidden; text-overflow: ellipsis;
  pointer-events: none; transform-origin: left top; transition: transform .35s var(--ease), color .3s;
}
.field input:focus + label, .field input:not(:placeholder-shown) + label,
.field textarea:focus + label, .field textarea:not(:placeholder-shown) + label,
.field--select label { transform: translateY(-22px) scale(.78); color: var(--silver-lo); }
.field.is-invalid input, .field.is-invalid textarea { border-color: #b26b6b; }
.form-foot { display: flex; align-items: center; justify-content: space-between; gap: 20px; }
.form-status { margin: 0; font-size: 13px; color: var(--muted); }

/* ---------- Footer ---------- */
.footer { border-top: 1px solid var(--line); padding: 56px 0 40px; }
.footer-inner { display: grid; grid-template-columns: auto 1fr; gap: 24px 48px; align-items: center; }
.footer-logo { width: 220px; height: auto; border: 1px solid var(--line); grid-row: span 2; }
.footer-nav { display: flex; flex-wrap: wrap; gap: 10px 28px; justify-self: end; }
.footer-nav a { font-size: 11px; letter-spacing: .2em; text-transform: uppercase; color: var(--muted); }
.footer-nav a:hover { color: var(--silver-hi); }
.footer p { margin: 0; font-size: 12px; color: var(--silver-lo); justify-self: end; text-align: right; }
.footer-copy { grid-column: 1 / -1; justify-self: start !important; text-align: left !important; padding-top: 24px; border-top: 1px solid var(--line); width: 100%; }

/* =========================================================
   RESPONSIVE
   ========================================================= */
@media (max-width: 1180px) {
  .nav { gap: 16px; }
  .nav a { letter-spacing: .12em; font-size: 11px; }
  .build-phases { gap: 14px; }
}

@media (max-width: 1100px) {
  .steps { grid-template-columns: 1fr 1fr; }
  .step:not(:nth-child(3n + 1)) { padding-left: 0; border-left: 0; }
  .step:not(:nth-child(3n + 1))::before { left: 0; }
  .step:nth-child(even) { padding-left: 28px; border-left: 1px solid var(--line); }
  .step:nth-child(even)::before { left: -4px; }
  .principles { grid-template-columns: 1fr 1fr; }
  .principle:nth-child(3) { padding-left: 0; border-left: 0; }
  .principle:nth-child(n + 3) { border-top: 1px solid var(--line); }
  .legal { flex-direction: column; align-items: flex-start; }
  .legal-title { max-width: none; }
  .legal ul { grid-template-columns: 1fr 1fr; width: 100%; }
  .incek-grid { grid-template-columns: 1fr; }
  .software { grid-template-columns: 1fr; }
  .software-tag, .software p, .software .link-arrow { grid-column: 1; grid-row: auto; }
  .build-phases { display: none; }
}

@media (max-width: 1024px) {
  :root { --header-h: 64px; }
  .brand { height: 40px; }
  .burger { display: block; }
  .nav {
    position: fixed; inset: 0; z-index: 1;
    flex-direction: column; justify-content: center; gap: 26px;
    background: rgba(7,8,10,.98);
    opacity: 0; visibility: hidden; transition: opacity .4s, visibility .4s;
  }
  .nav a { font-size: 15px; letter-spacing: .2em; }
  html.nav-open { overflow: hidden; }
  html.nav-open .nav { opacity: 1; visibility: visible; }
  .header.is-scrolled { -webkit-backdrop-filter: none; backdrop-filter: none; background: rgba(7,8,10,.95); }
}

@media (max-width: 860px) {
  .hero { align-items: flex-end; padding-bottom: 56px; }
  .hero-shade {
    background:
      linear-gradient(0deg, var(--bg) 8%, rgba(7,8,10,.86) 40%, rgba(7,8,10,.25) 66%, rgba(7,8,10,.1) 100%);
  }
  .scroll-cue { display: none; }
  .section-head--row { flex-direction: column; align-items: flex-start; }

  .statement, .about-text { grid-column: 1 / -1; }

  .service { grid-template-columns: 1fr; gap: 12px; }
  .service-num { padding-top: 0; }
  .service-icon { position: absolute; right: 0; top: clamp(36px, 5vw, 60px); width: 52px; height: 52px; }
  .service h3 { padding-right: 64px; }

  .contact-grid { grid-template-columns: 1fr; }
  .footer-inner { grid-template-columns: 1fr; }
  .footer-logo { grid-row: auto; }
  .footer-nav, .footer p { justify-self: start; text-align: left; }
}

@media (max-width: 560px) {
  .hero-actions .btn { flex: 1 1 100%; }
  .eyebrow { letter-spacing: .2em; font-size: 10px; }
  .steps { grid-template-columns: 1fr; }
  .step, .step:nth-child(even), .step:not(:nth-child(3n + 1)) { padding: 32px 0 32px 28px; border-left: 1px solid var(--line); }
  .step::before, .step:nth-child(even)::before, .step:not(:nth-child(3n + 1))::before { left: -4px; top: 38px; }
  .principles { grid-template-columns: 1fr; }
  .principle, .principle + .principle { padding: 28px 0 20px; border-left: 0; border-top: 1px solid var(--line); }
  .legal ul { grid-template-columns: 1fr; }
  .form { grid-template-columns: 1fr; }
  .form-foot { flex-direction: column-reverse; align-items: stretch; }
  .map { aspect-ratio: 1 / 1; }
}

/* Mobil performans: pahalı efektleri sadeleştir */
@media (max-width: 860px), (pointer: coarse) {
  @keyframes plate {
    0%   { opacity: 0; transform: scale(1.04); }
    38%  { opacity: 1; transform: scale(1); }
    82%  { opacity: 1; transform: scale(1); }
    100% { opacity: 0; transform: scale(.985); }
  }
  .hero-city { animation-duration: 6s; }
  #h-lit rect { animation: none; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation-duration: .01ms !important; animation-iteration-count: 1 !important; transition-duration: .01ms !important; scroll-behavior: auto !important; }
  html.js .reveal { opacity: 1; transform: none; }
}

/* Intro videosu (ravens-intro.mp4, 16:9): tam ekran; dikey ekranda logo kırpılmasın diye sığdır */
.intro.has-video .intro-plate { width: 100vw; height: 100vh; height: 100svh; aspect-ratio: auto; -webkit-mask-image: none; mask-image: none; }
.intro.has-video .intro-still { display: none; }
.intro.has-video .intro-video { object-fit: cover; background: #000; }
@media (max-aspect-ratio: 4/3) { .intro.has-video .intro-video { object-fit: contain; } }

/* =========================================================
   HERO v2 — fotogerçekçi yapı görseli + editoryal başlık
   (eski 3D/SVG hero kurallarını geçersiz kılar)
   ========================================================= */
.brand { height: 58px; border: 0; box-shadow: none; overflow: visible; }
.brand img { height: 100%; width: auto; filter: drop-shadow(0 6px 18px rgba(0,0,0,.55)); }
.footer-logo { border: 0; width: 240px; }

.hero {
  min-height: 100vh; min-height: 100svh;
  padding: calc(var(--header-h) + 48px) 0 clamp(72px, 11vh, 120px);
  align-items: center;
  background: var(--bg);
}
.hero-media { position: absolute; inset: 0; z-index: -2; overflow: hidden; }
.hero-media img {
  width: 100%; height: 100%; object-fit: cover; object-position: 72% 50%;
  /* sıcak gün batımı → kontrollü antrasit/gümüş; detay korunur */
  filter: saturate(.38) contrast(1.08) brightness(.9);
  transform: scale(1.06); transform-origin: 70% 50%;
}
html.is-ready .hero-media img { transform: none; transition: transform 9s cubic-bezier(.2,.7,.2,1); }
.hero-shade {
  position: absolute; inset: 0; z-index: -1; pointer-events: none;
  background:
    linear-gradient(90deg, rgba(7,8,10,.97) 0%, rgba(7,8,10,.9) 26%, rgba(7,8,10,.55) 46%, rgba(7,8,10,.08) 68%, rgba(7,8,10,.15) 100%),
    linear-gradient(0deg, var(--bg) 0%, rgba(7,8,10,0) 26%),
    linear-gradient(180deg, rgba(7,8,10,.75) 0%, rgba(7,8,10,0) 20%);
}
/* ince dikey çizgi: metin sütununu görselden ayıran rafine detay */
.hero-rule {
  position: absolute; z-index: 0; pointer-events: none;
  top: calc(var(--header-h) + 24px); bottom: 48px;
  left: calc(var(--gutter) + min(620px, 46vw));
  width: 1px; background: linear-gradient(180deg, transparent, var(--line-2) 20%, var(--line-2) 80%, transparent);
  opacity: 0; transition: opacity 1.6s ease 1s;
}
html.is-ready .hero-rule { opacity: 1; }

.hero .eyebrow { margin-bottom: 26px; letter-spacing: .34em; color: var(--silver); }
.hero-title {
  max-width: 620px;
  font: 400 clamp(54px, min(7.4vw, 12.5vh), 118px)/.95 var(--serif);
  letter-spacing: -.018em; margin: 0 0 28px;
}
.hero-title .metal { font-style: italic; }
.hero-lead { max-width: 470px; font-size: clamp(15px, 1.1vw, 17px); line-height: 1.75; color: #aeb3b9; margin: 0 0 40px; }
.hero-actions { gap: 12px; }
.hero-actions .btn { min-height: 56px; }

.hero-note {
  position: absolute; right: var(--gutter); bottom: 34px; margin: 0;
  font-size: 10px; letter-spacing: .3em; text-transform: uppercase; color: var(--silver-lo);
}

@media (max-width: 1024px) {
  .brand { height: 48px; }
}

@media (max-width: 860px) {
  .hero { align-items: flex-end; padding-bottom: 40px; padding-top: calc(var(--header-h) + 24px); }
  .hero-media { bottom: auto; height: 62svh; height: 62vh; }
  .hero-media img { object-position: 78% 50%; }
  .hero-shade {
    background:
      linear-gradient(180deg, rgba(7,8,10,.7) 0%, rgba(7,8,10,0) 18%, rgba(7,8,10,0) 34%, rgba(7,8,10,.85) 56%, var(--bg) 64%);
  }
  .hero-rule { display: none; }
  .hero-title { font-size: clamp(46px, 13vw, 64px); }
  .hero-note { top: calc(var(--header-h) + 10px); bottom: auto; right: 16px; }
}

@media (prefers-reduced-motion: reduce) {
  .hero-media img { transform: none; }
}
/* başlıkta y/p/ğ alt uzantıları kırpılmasın */
.hero-title .line { padding-bottom: .16em; margin-bottom: -.1em; }
@media (min-width: 1025px) { .brand { height: 66px; } }
/* dikey ekran: videonun boş kenarlarını kırp, logo ekran genişliğini doldursun (logo içerik alanı ~%15–85) */
@media (max-aspect-ratio: 4/3) { .intro.has-video .intro-video { transform: scale(1.3); } }

/* =========================================================
   HERO v3 — villa odaklı, 2.5D katmanlar, kuzgun süzülüşü
   ========================================================= */
/* Logo: kutusuz, büyük; hero'nun üst-sol karanlığına oturur */
.header { height: 96px; }
.brand { height: 78px; }
.brand img { transition: filter 1.2s ease; filter: drop-shadow(0 8px 22px rgba(0,0,0,.6)); }
.brand.is-receive img { filter: drop-shadow(0 8px 22px rgba(0,0,0,.6)) brightness(1.28) contrast(1.05); transition-duration: .35s; }
.header.is-scrolled { height: 76px; }
.header.is-scrolled .brand { height: 58px; }
.brand { transition: height .5s var(--ease); }

.hero { padding-top: 140px; }
.hero-media { position: absolute; inset: 0; z-index: -2; overflow: hidden; }
.hero-layer { position: absolute; inset: -40px; will-change: transform; }
.hero-layer--photo img {
  width: 100%; height: 100%; object-fit: cover; object-position: 74% 46%;
  filter: saturate(.55) contrast(1.06) brightness(.92);
  transform: scale(1.07); transform-origin: 72% 50%;
}
html.is-ready .hero-layer--photo img { transform: scale(1.0); transition: transform 10s cubic-bezier(.2,.7,.2,1); }
/* atmosfer: ufuk ışığı + gümüş sis; fotoğraftan farklı hızda hareket ederek derinlik verir */
.hero-layer--haze {
  pointer-events: none;
  background:
    radial-gradient(38% 30% at 34% 50%, rgba(255,214,170,.10), transparent 70%),
    radial-gradient(60% 45% at 80% 85%, rgba(170,180,195,.10), transparent 70%),
    linear-gradient(180deg, rgba(160,170,185,.05), transparent 40%);
  mix-blend-mode: screen;
}
.hero-shade {
  background:
    linear-gradient(90deg, rgba(7,8,10,.96) 0%, rgba(7,8,10,.88) 28%, rgba(7,8,10,.5) 48%, rgba(7,8,10,.06) 70%, rgba(7,8,10,.12) 100%),
    linear-gradient(0deg, var(--bg) 0%, rgba(7,8,10,0) 24%),
    linear-gradient(180deg, rgba(7,8,10,.85) 0%, rgba(7,8,10,0) 26%);
}
.hero-rule { left: calc(var(--gutter) + min(660px, 48vw)); }

.hero-title { max-width: 700px; font-size: clamp(50px, min(6.4vw, 11vh), 104px); }
.hero-lead { max-width: 500px; }
.hero-actions .btn { padding: 0 28px; }

/* Kuzgun tuvali: içerik üstünde ama tıklamayı engellemez; kırpık kenarlar maskeyle erir */
.raven-fly {
  position: fixed; left: 0; top: 0; z-index: 60;
  pointer-events: none; opacity: 0;
  -webkit-mask-image: linear-gradient(270deg, transparent 0, #000 16%), linear-gradient(180deg, transparent 0, #000 12%);
  -webkit-mask-composite: source-in;
  mask-image: linear-gradient(270deg, transparent 0, #000 16%), linear-gradient(180deg, transparent 0, #000 12%);
  mask-composite: intersect;
  filter: drop-shadow(0 18px 30px rgba(0,0,0,.45));
}

@media (max-width: 1024px) {
  .header, .header.is-scrolled { height: 72px; }
  .brand, .header.is-scrolled .brand { height: 54px; }
}
@media (max-width: 860px) {
  .hero { padding-top: 96px; }
  .hero-media { bottom: auto; height: 60vh; height: 60svh; }
  .hero-layer { inset: -20px; }
  .hero-layer--photo img { object-position: 80% 50%; }
  .hero-shade {
    background:
      linear-gradient(180deg, rgba(7,8,10,.82) 0%, rgba(7,8,10,0) 20%, rgba(7,8,10,0) 34%, rgba(7,8,10,.86) 54%, var(--bg) 62%);
  }
  .hero-title { font-size: clamp(42px, 11.6vw, 60px); }
  .hero-actions .btn { padding: 0 18px; letter-spacing: .14em; }
  .raven-fly { filter: none; }
}
@media (max-width: 560px) {
  .hero .eyebrow { letter-spacing: .14em; font-size: 9.5px; gap: 0; }
  .hero .eyebrow::before { display: none; }
}

/* Logo v3 (ravens-logo-metal.png): orijinal metal tonu, hafif parlaklık; boğuk gölge yerine yumuşak hale */
.brand img { filter: brightness(1.1) contrast(1.06) drop-shadow(0 6px 16px rgba(0,0,0,.55)); }
.brand.is-receive img { filter: brightness(1.32) contrast(1.08) drop-shadow(0 6px 16px rgba(0,0,0,.55)); }
.footer-logo { filter: brightness(1.08) contrast(1.05); }
/* Logonun arkasında orijinaldeki spot ışığını anımsatan yumuşak hale: kuzgun silueti zeminden ayrılır (kutu yok) */
.brand::before {
  content: ""; position: absolute; z-index: -1; pointer-events: none;
  left: -18%; right: -22%; top: -45%; bottom: -35%;
  background: radial-gradient(closest-side at 26% 42%, rgba(196,204,214,.30), rgba(160,168,180,.12) 48%, transparent 100%);
  filter: blur(4px);
}
@media (min-width: 1025px) { .brand { height: 88px; } .header.is-scrolled .brand { height: 62px; } }

/* ---------- Sabit WhatsApp butonu ---------- */
.wa-float {
  position: fixed; right: max(20px, env(safe-area-inset-right)); bottom: max(20px, env(safe-area-inset-bottom)); z-index: 55;
  display: inline-flex; align-items: center; gap: 0; height: 56px; padding: 0 16px;
  border-radius: 28px; border: 1px solid var(--line-2);
  background: rgba(14, 16, 19, .88); color: var(--silver-hi);
  -webkit-backdrop-filter: blur(10px); backdrop-filter: blur(10px);
  box-shadow: 0 10px 30px rgba(0,0,0,.45), inset 0 1px 0 rgba(255,255,255,.08);
  opacity: 0; transform: translateY(16px); pointer-events: none;
  transition: opacity .5s ease, transform .6s var(--ease), border-color .3s, gap .4s var(--ease);
}
.wa-float.is-visible { opacity: 1; transform: none; pointer-events: auto; }
.wa-float svg { width: 24px; height: 24px; fill: currentColor; flex: none; transition: color .3s; }
.wa-float span {
  max-width: 0; overflow: hidden; white-space: nowrap;
  font-size: 11px; font-weight: 600; letter-spacing: .2em; text-transform: uppercase;
  transition: max-width .5s var(--ease);
}
.wa-float:hover, .wa-float:focus-visible { border-color: rgba(37, 211, 102, .55); gap: 12px; }
.wa-float:hover svg, .wa-float:focus-visible svg { color: #25d366; }
.wa-float:hover span, .wa-float:focus-visible span { max-width: 120px; }
html.nav-open .wa-float { opacity: 0; pointer-events: none; }
@media (max-width: 560px) { .wa-float { height: 52px; padding: 0 14px; } }