/* ============================================================
   İBAR İNŞAAT — SİTE STİLLERİ
   Bölümler:
     1. Değişkenler & temel
     2. Header
     3. Ana sayfa: hero
     4. Ana sayfa: bölümler
     5. Referanslar
     6. Footer
     7. İç sayfalar
     8. Projeler & durum sekmeleri
     9. Proje detay & galeri
    10. İletişim & form
    11. Yüzen WhatsApp
    12. Responsive
   ============================================================ */

/* ============================
   1. DEĞİŞKENLER & TEMEL
   ============================ */
:root {
  --navy: #07172d;
  --navy2: #0b203c;
  --gold: #c7a465;
  --gold-soft: #d8be8f;
  --cream: #f4f0e8;
  --ink: #0b1728;
  --body: #46536a;
  --muted: #667085;
  --line: rgba(10, 27, 49, .13);
  --line-light: rgba(255, 255, 255, .14);

  --font-body: "Poppins", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Arial, sans-serif;
  --font-head: "Fraunces", Georgia, "Times New Roman", serif;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }

body {
  margin: 0;
  background: var(--cream);
  color: var(--ink);
  font-family: var(--font-body);
  font-size: 17px;
  font-weight: 400;
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  overflow-x: hidden;
}

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

/* Klavye kullanıcıları için görünür odak halkası */
a:focus-visible,
button:focus-visible,
input:focus-visible,
select:focus-visible,
textarea:focus-visible {
  outline: 2px solid var(--gold);
  outline-offset: 3px;
}

.skip-link {
  position: absolute;
  left: -9999px;
  z-index: 200;
  background: var(--gold);
  color: var(--navy);
  padding: 12px 20px;
  font-size: 14px;
  font-weight: 600;
}
.skip-link:focus { left: 16px; top: 16px; }

.container { width: min(1220px, calc(100% - 64px)); margin: auto; }
.section { padding: 120px 0; }
.center { text-align: center; }

.eyebrow {
  margin: 0 0 22px;
  color: var(--gold-soft);
  font-size: 12px;
  font-weight: 600;
  letter-spacing: .24em;
  text-transform: uppercase;
  line-height: 1.5;
}
.eyebrow.dark { color: #9a7639; }

h1, h2, h3, h4, p { margin-top: 0; }
h1, h2 {
  font-family: var(--font-head);
  font-weight: 400;
  letter-spacing: -.03em;
}
h1 em, h2 em { color: var(--gold); font-style: normal; }
h2 { font-size: clamp(40px, 5vw, 68px); line-height: 1.05; margin: 0; }

/* Fareyi takip eden imleç efekti (dokunmatik cihazlarda kapalı) */
.cursor-dot, .cursor-ring {
  position: fixed;
  z-index: 1000;
  pointer-events: none;
  left: -4px;
  top: -4px;
  border-radius: 50%;
}
.cursor-dot { width: 8px; height: 8px; background: var(--gold); }
.cursor-ring {
  width: 34px;
  height: 34px;
  left: -17px;
  top: -17px;
  border: 1px solid rgba(199, 164, 101, .7);
  transition: width .2s, height .2s, left .2s, top .2s, background .2s;
}
.cursor-ring.active {
  width: 52px; height: 52px; left: -26px; top: -26px;
  background: rgba(199, 164, 101, .12);
}

/* ============================
   2. HEADER
   ============================ */
.site-header {
  position: fixed;
  z-index: 50;
  left: 0; right: 0; top: 0;
  height: 92px;
  padding: 0 4vw;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 28px;
  color: white;
  border-bottom: 1px solid var(--line-light);
  transition: height .3s, background .3s;
}
.site-header.scrolled {
  height: 76px;
  background: rgba(7, 23, 45, .95);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
}

.brand { display: flex; align-items: center; flex-shrink: 0; }
.brand img { width: 170px; height: auto; display: block; }

.site-header nav {
  display: flex;
  gap: 34px;
  align-items: center;
  margin-left: auto;
}
.site-header nav > a {
  font-size: 15px;
  font-weight: 500;
  letter-spacing: .01em;
  position: relative;
  white-space: nowrap;
  transition: color .2s;
}
.site-header nav > a:not(.mobile-whatsapp):not(.mobile-phone):after {
  content: "";
  height: 2px;
  background: var(--gold);
  position: absolute;
  left: 0; right: 100%;
  bottom: -9px;
  border-radius: 2px;
  /* Çizgi soldan sağa doğru açılır */
  transition: right .32s cubic-bezier(.22, .61, .36, 1);
}
.site-header nav > a:hover:after,
.site-header nav > a.is-active:after { right: 0; }
.site-header nav > a.is-active { color: var(--gold-soft); }

.header-actions { display: flex; align-items: center; gap: 14px; flex-shrink: 0; }

.header-phone {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 15px;
  font-weight: 500;
  white-space: nowrap;
}
.header-phone span { color: var(--gold); font-size: 15px; }
.header-phone b { font-weight: 600; letter-spacing: .01em; }
.header-phone:hover { color: var(--gold-soft); }

.header-whatsapp {
  font-size: 13px;
  font-weight: 600;
  letter-spacing: .06em;
  text-transform: uppercase;
  border: 1px solid rgba(255, 255, 255, .35);
  padding: 12px 16px;
  display: flex;
  gap: 9px;
  align-items: center;
  white-space: nowrap;
  transition: background .25s, border-color .25s;
}
.header-whatsapp:hover { background: rgba(255, 255, 255, .08); border-color: var(--gold); }
.header-whatsapp span { color: #4ad66d; font-size: 11px; }
.header-whatsapp b { color: var(--gold); }

.menu-button, .mobile-whatsapp, .mobile-phone { display: none; }

/* ============================
   3. ANA SAYFA — HERO
   ============================ */
.hero {
  min-height: 880px;
  height: 100vh;
  max-height: 1050px;
  background: var(--navy);
  color: white;
  position: relative;
  overflow: hidden;
  display: flex;
  align-items: center;
}
.hero:after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(90deg, rgba(5, 18, 36, .99) 0%, rgba(5, 18, 36, .82) 46%, rgba(5, 18, 36, .15) 100%);
}
.hero-grid, .page-hero .hero-grid, .project-hero .hero-grid {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(255, 255, 255, .035) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, .035) 1px, transparent 1px);
  background-size: 88px 88px;
  mask-image: linear-gradient(to bottom, black, transparent);
  -webkit-mask-image: linear-gradient(to bottom, black, transparent);
}
.hero-media {
  position: absolute;
  inset: 0 0 0 48%;
  background: linear-gradient(120deg, #0d294a 0%, #102846 40%, #9b7a49 140%);
}
.hero-building {
  position: absolute;
  right: 4%; bottom: -12%;
  width: 78%; height: 86%;
  background:
    linear-gradient(120deg, transparent 12%, rgba(4, 14, 29, .7) 12.4% 16%, transparent 16.4%),
    linear-gradient(90deg, #0b1e36 0 18%, #b7a078 18% 19%, #112a47 19% 38%, #c1a66e 38% 39%, #0d223d 39% 58%, #9e8457 58% 59%, #102946 59%);
  clip-path: polygon(25% 0, 100% 12%, 100% 100%, 0 100%, 0 25%);
  box-shadow: -50px 0 100px #061427;
}
.hero-building:after {
  content: "";
  position: absolute;
  inset: 14% 8% 12% 15%;
  background:
    repeating-linear-gradient(0deg, transparent 0 14%, rgba(202, 173, 119, .36) 14.5% 15.3%),
    repeating-linear-gradient(90deg, transparent 0 22%, rgba(6, 18, 34, .95) 22.4% 25%);
}
.hero-glow {
  position: absolute;
  width: 360px; height: 360px;
  border-radius: 50%;
  right: 8%; top: 18%;
  background: #d9ad5f;
  filter: blur(110px);
  opacity: .17;
}

.hero-content { position: relative; z-index: 2; padding-top: 50px; }
.hero h1 {
  font-size: clamp(50px, 6.6vw, 100px);
  line-height: 1.02;
  max-width: 950px;
  margin: 0 0 30px;
}
.hero-copy {
  font-size: 18px;
  line-height: 1.8;
  max-width: 580px;
  color: #c3cedd;
}
.hero-actions { display: flex; align-items: center; gap: 36px; margin-top: 40px; flex-wrap: wrap; }

.button {
  display: inline-flex;
  align-items: center;
  justify-content: space-between;
  gap: 42px;
  padding: 18px 24px;
  font-size: 13px;
  font-weight: 600;
  letter-spacing: .1em;
  text-transform: uppercase;
  border: 0;
  cursor: pointer;
  transition: background .25s, transform .25s;
}
.button-gold { background: var(--gold); color: #07172d; }
.button-gold:hover { background: #d8b878; transform: translateY(-2px); }

.text-link {
  font-size: 13px;
  font-weight: 500;
  letter-spacing: .1em;
  text-transform: uppercase;
  color: white;
  border-bottom: 1px solid rgba(255, 255, 255, .28);
  padding-bottom: 9px;
  transition: border-color .25s;
}
.text-link:hover { border-color: var(--gold); }
.text-link span { color: var(--gold); margin-left: 12px; }
.dark-link { color: var(--ink); border-color: rgba(0, 0, 0, .2); }

.hero-bottom {
  position: absolute;
  z-index: 3;
  bottom: 34px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  justify-content: flex-end;
  gap: 52px;
}
.hero-bottom > div { display: flex; align-items: center; gap: 14px; }
.hero-bottom strong { font-family: var(--font-head); font-size: 32px; color: #d9bb83; line-height: 1; }
.hero-bottom span {
  font-size: 11px;
  line-height: 1.5;
  letter-spacing: .1em;
  text-transform: uppercase;
  color: #a7b4c4;
}

/* ============================
   4. ANA SAYFA — BÖLÜMLER
   ============================ */
.split-heading { display: grid; grid-template-columns: 1.2fr .8fr; gap: 90px; align-items: end; }
.intro-copy { border-left: 1px solid var(--line); padding-left: 48px; }
.intro-copy p {
  font-family: var(--font-head);
  font-size: 22px;
  line-height: 1.65;
  color: #3f4d63;
  margin-bottom: 34px;
}

.section-dark { background: var(--navy); color: white; }
.section-head {
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 40px;
  margin-bottom: 64px;
}

.service-grid {
  border-top: 1px solid rgba(255, 255, 255, .15);
  display: grid;
  grid-template-columns: repeat(4, 1fr);
}
.service-card {
  min-height: 340px;
  padding: 32px 28px;
  border-right: 1px solid rgba(255, 255, 255, .13);
  position: relative;
  transition: background .3s, color .3s, transform .3s;
}
.service-card:first-child { border-left: 1px solid rgba(255, 255, 255, .13); }
.service-card:hover { background: var(--gold); color: var(--navy); transform: translateY(-6px); }
.service-card > span { font-size: 12px; font-weight: 600; letter-spacing: .1em; color: #ad9365; }
.service-card h3 {
  font-family: var(--font-head);
  font-size: 27px;
  font-weight: 400;
  line-height: 1.2;
  margin: 84px 0 12px;
}
.service-card p { font-size: 15px; line-height: 1.7; color: #a6b3c2; margin: 0; }
.service-card:hover p, .service-card:hover > span { color: #23344b; }
.service-card b { position: absolute; right: 26px; bottom: 24px; color: var(--gold); font-size: 18px; }
.service-card:hover b { color: var(--navy); }

.projects { background: #f8f5ef; }
.project-grid { display: grid; grid-template-columns: 1.1fr .9fr .9fr; gap: 24px; }
.project-card:nth-child(2) { margin-top: 64px; }

.project-image {
  height: 460px;
  background: linear-gradient(135deg, #122d4d, #c1a466);
  display: block;
  position: relative;
  overflow: hidden;
}
.project-card:nth-child(n+2) .project-image { height: 400px; }
.project-image:after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(0deg, rgba(4, 15, 29, .68), transparent 55%);
}
.project-image img { width: 100%; height: 100%; object-fit: cover; display: block; transition: transform .6s; }
.project-image:hover img { transform: scale(1.04); }
.project-placeholder { position: absolute; inset: 0; background: linear-gradient(135deg, #122d4d, #c1a466); }

.project-cta {
  position: absolute;
  z-index: 2;
  left: 22px; bottom: 20px;
  color: white;
  font-size: 12px;
  font-weight: 500;
  letter-spacing: .1em;
  text-transform: uppercase;
}
.project-status {
  position: absolute;
  z-index: 2;
  left: 22px; top: 20px;
  font-size: 11px;
  font-weight: 600;
  letter-spacing: .09em;
  text-transform: uppercase;
  padding: 7px 13px;
  background: rgba(7, 23, 45, .82);
  backdrop-filter: blur(6px);
  -webkit-backdrop-filter: blur(6px);
  color: #fff;
  border-left: 2px solid var(--gold);
}
.project-status.status-tamamlanan { border-left-color: #4ad66d; }
.project-status.status-devam { border-left-color: #ffc857; }
.project-status.status-proje { border-left-color: #6ea8ff; }

.project-meta {
  display: flex;
  justify-content: space-between;
  gap: 14px;
  margin: 18px 0 8px;
  color: #8b6a37;
}
.project-meta small { font-size: 11px; font-weight: 600; letter-spacing: .1em; text-transform: uppercase; }
.project-card h3 {
  font-family: var(--font-head);
  font-weight: 400;
  font-size: 26px;
  line-height: 1.25;
  margin: 0 0 8px;
}
.project-card h3 a { transition: color .2s; }
.project-card h3 a:hover { color: #8b6a37; }
.project-card p { font-size: 15px; line-height: 1.65; color: var(--body); margin: 0; }

.cta-section { background: linear-gradient(110deg, #0b1c34, #0a2645); color: white; padding: 92px 0; }
.cta-inner { display: flex; justify-content: space-between; align-items: end; gap: 40px; }
.cta-section h2 { font-size: clamp(38px, 4.6vw, 62px); }

/* ============================
   5. REFERANSLAR
   ============================ */
.references { padding: 96px 0; background: #f8f5ef; }
.references-title { font-size: clamp(32px, 3.6vw, 48px); margin-bottom: 8px; }

.logo-row {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  margin-top: 44px;
  border: 1px solid var(--line);
  background: white;
}
.logo-item {
  height: 130px;
  display: grid;
  place-items: center;
  padding: 22px;
  border-right: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  font-size: 15px;
  font-weight: 600;
  letter-spacing: .04em;
  color: #7d8794;
  text-align: center;
  transition: background .25s;
}
.logo-item:hover { background: #fbf9f5; }
.logo-item img {
  max-height: 68px;
  max-width: 100%;
  width: auto;
  object-fit: contain;
  /* Renkli logolar tek dilde dursun; üzerine gelince canlanır. */
  filter: grayscale(1);
  opacity: .72;
  transition: filter .3s, opacity .3s;
}
.logo-item:hover img { filter: grayscale(0); opacity: 1; }
/* Satır sonlarındaki fazla çizgileri temizle */
.logo-row .logo-item:nth-child(5n) { border-right: 0; }

/* ============================
   6. FOOTER
   ============================ */
footer { background: #050f1e; color: #a9b5c4; padding: 84px 0 26px; }
.footer-top {
  display: grid;
  grid-template-columns: 1.5fr .7fr 1.1fr .7fr;
  gap: 52px;
  padding-bottom: 66px;
}
.footer-brand img { width: 180px; height: auto; }
.footer-brand p {
  font-family: var(--font-head);
  font-size: 18px;
  line-height: 1.6;
  margin-top: 28px;
  color: #bcc7d5;
}
.footer-top h4 {
  color: #d7b878;
  font-size: 11px;
  font-weight: 600;
  letter-spacing: .18em;
  text-transform: uppercase;
  margin-bottom: 22px;
}
.footer-top > div:not(:first-child) {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 12px;
}
.footer-top a, .footer-top p { font-size: 15px; line-height: 1.6; margin: 0; }
.footer-top a { transition: color .2s; }
.footer-top a:hover { color: var(--gold-soft); }

.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, .1);
  padding-top: 24px;
  display: flex;
  justify-content: space-between;
  gap: 16px;
  font-size: 12px;
  letter-spacing: .08em;
  text-transform: uppercase;
  color: #8895a6;
}

/* ============================
   7. İÇ SAYFALAR
   ============================ */
.page-hero {
  background: var(--navy);
  color: white;
  min-height: 540px;
  padding: 200px 0 96px;
  position: relative;
  overflow: hidden;
}
.page-hero:after {
  content: "";
  position: absolute;
  width: 520px; height: 520px;
  border: 1px solid rgba(199, 164, 101, .25);
  border-radius: 50%;
  right: -100px; top: 90px;
  box-shadow: 0 0 0 80px rgba(199, 164, 101, .03), 0 0 0 160px rgba(199, 164, 101, .025);
}
.page-hero .container { position: relative; z-index: 2; }
.page-hero h1 {
  font-size: clamp(46px, 6vw, 88px);
  max-width: 950px;
  line-height: 1.03;
  margin: 0 0 26px;
}
.page-hero .container > p:last-child {
  max-width: 640px;
  color: #b6c2d1;
  font-size: 18px;
  line-height: 1.8;
  margin: 0;
}

.content-section { padding: 104px 0; }
.content-grid { display: grid; grid-template-columns: .8fr 1.2fr; gap: 90px; }
.rich-copy p {
  font-family: var(--font-head);
  font-size: 21px;
  line-height: 1.72;
  color: #3f4d63;
}
.rich-copy p:last-child { margin-bottom: 0; }
.page-body { margin-top: 60px; max-width: 820px; }

.empty-note {
  padding: 60px 0;
  text-align: center;
  color: var(--muted);
  font-size: 17px;
}

/* Hizmetler sayfası */
.services-list { display: grid; grid-template-columns: repeat(2, 1fr); gap: 22px; }
.services-list article {
  background: white;
  border: 1px solid var(--line);
  padding: 40px;
  min-height: 270px;
  transition: border-color .25s, transform .25s;
}
.services-list article:hover { border-color: var(--gold); transform: translateY(-4px); }
.services-list span { color: #a27c43; font-size: 12px; font-weight: 600; letter-spacing: .1em; }
.services-list h2 { font-size: 36px; margin: 40px 0 16px; }
.services-list p { font-size: 16px; line-height: 1.75; color: var(--body); margin: 0; }

/* ============================
   8. PROJELER & DURUM SEKMELERİ
   ============================ */
.status-tabs {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-bottom: 48px;
  padding-bottom: 24px;
  border-bottom: 1px solid var(--line);
}
.status-tabs a {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  padding: 12px 20px;
  border: 1px solid var(--line);
  background: white;
  font-size: 14px;
  font-weight: 500;
  color: var(--body);
  transition: background .22s, color .22s, border-color .22s;
}
.status-tabs a b {
  font-size: 12px;
  font-weight: 600;
  color: #96805a;
  background: #f4f0e8;
  padding: 2px 8px;
  border-radius: 20px;
  transition: background .22s, color .22s;
}
.status-tabs a:hover { border-color: var(--gold); color: var(--ink); }
.status-tabs a.is-active { background: var(--navy); color: white; border-color: var(--navy); }
.status-tabs a.is-active b { background: rgba(255, 255, 255, .14); color: var(--gold-soft); }

.all-projects { grid-template-columns: repeat(3, 1fr); }
.all-projects .project-card:nth-child(2) { margin-top: 0; }
.all-projects .project-image,
.all-projects .project-card:nth-child(n+2) .project-image { height: 340px; }

/* ============================
   9. PROJE DETAY & GALERİ
   ============================ */
.project-hero {
  position: relative;
  background: var(--navy);
  color: white;
  min-height: 620px;
  padding: 210px 0 90px;
  display: flex;
  align-items: flex-end;
  overflow: hidden;
}
.project-hero-image {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.project-hero-shade {
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(5, 16, 32, .88) 0%, rgba(5, 16, 32, .55) 45%, rgba(5, 16, 32, .93) 100%);
}
.project-hero:not(.has-cover) .project-hero-shade {
  background: linear-gradient(120deg, #0b1c34, #0a2645);
}
.project-hero-content { position: relative; z-index: 2; }
.project-hero h1 {
  font-size: clamp(40px, 5.4vw, 76px);
  line-height: 1.05;
  margin: 0 0 22px;
  max-width: 950px;
}
.project-lead {
  font-size: 19px;
  line-height: 1.75;
  max-width: 680px;
  color: #cdd7e3;
  margin: 0;
}

.breadcrumb {
  display: flex;
  gap: 10px;
  align-items: center;
  font-size: 13px;
  color: #9fb0c4;
  margin-bottom: 26px;
}
.breadcrumb a:hover { color: var(--gold-soft); }

.project-detail { display: grid; grid-template-columns: .34fr .66fr; gap: 70px; align-items: start; }

.project-facts {
  position: sticky;
  top: 110px;
  border-top: 2px solid var(--gold);
  background: white;
  padding: 8px 30px 30px;
  border: 1px solid var(--line);
  border-top: 2px solid var(--gold);
}
.project-facts .fact { padding: 20px 0; border-bottom: 1px solid var(--line); }
.project-facts .fact:last-of-type { border-bottom: 0; }
.project-facts small {
  display: block;
  font-size: 11px;
  font-weight: 600;
  letter-spacing: .16em;
  text-transform: uppercase;
  color: #96805a;
  margin-bottom: 6px;
}
.project-facts span { font-size: 17px; font-weight: 500; color: var(--ink); }
.fact-cta { width: 100%; margin-top: 18px; gap: 16px; }

.project-body .rich-copy p { font-size: 20px; }

.gallery-title { font-size: clamp(30px, 3.4vw, 44px); margin: 68px 0 30px; }
.gallery { display: grid; grid-template-columns: repeat(2, 1fr); gap: 18px; }
.gallery-item {
  position: relative;
  display: block;
  padding: 0;
  border: 0;
  background: #e8e2d6;
  cursor: zoom-in;
  overflow: hidden;
  aspect-ratio: 4 / 3;
}
.gallery-item img { width: 100%; height: 100%; object-fit: cover; display: block; transition: transform .5s; }
.gallery-item:hover img { transform: scale(1.05); }
.gallery-caption {
  position: absolute;
  left: 0; right: 0; bottom: 0;
  padding: 26px 16px 12px;
  background: linear-gradient(0deg, rgba(4, 15, 29, .8), transparent);
  color: white;
  font-size: 13px;
  text-align: left;
}

/* Görsel büyütme penceresi */
.lightbox {
  position: fixed;
  inset: 0;
  z-index: 300;
  background: rgba(4, 12, 24, .96);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 40px 70px;
}
.lightbox[hidden] { display: none; }
.lightbox figure { margin: 0; max-width: 100%; max-height: 100%; text-align: center; }
.lightbox img { max-width: 100%; max-height: 82vh; object-fit: contain; }
.lightbox figcaption { color: #c8d2df; font-size: 14px; margin-top: 16px; }
.lightbox-close {
  position: absolute;
  top: 20px; right: 24px;
  width: 48px; height: 48px;
  background: transparent;
  border: 1px solid rgba(255, 255, 255, .3);
  color: white;
  font-size: 26px;
  line-height: 1;
  cursor: pointer;
}
.lightbox-nav {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  width: 52px; height: 52px;
  background: transparent;
  border: 1px solid rgba(255, 255, 255, .25);
  color: white;
  font-size: 32px;
  line-height: 1;
  cursor: pointer;
}
.lightbox-nav:hover, .lightbox-close:hover { background: rgba(255, 255, 255, .1); border-color: var(--gold); }
.lightbox-nav.prev { left: 16px; }
.lightbox-nav.next { right: 16px; }

/* ============================
   10. İLETİŞİM & FORM
   ============================ */
.contact-grid { display: grid; grid-template-columns: .72fr 1.28fr; gap: 48px; align-items: start; }

.contact-panel { background: var(--navy); color: white; padding: 44px 40px; }
.contact-panel h2 { font-size: 38px; line-height: 1.15; margin-bottom: 34px; }
.contact-item { border-top: 1px solid var(--line-light); padding: 20px 0; }
.contact-item:last-child { padding-bottom: 0; }
.contact-item small {
  display: block;
  color: #c5a66e;
  text-transform: uppercase;
  letter-spacing: .16em;
  font-size: 11px;
  font-weight: 600;
  margin-bottom: 8px;
}
.contact-item p, .contact-item a {
  font-family: var(--font-head);
  font-size: 19px;
  line-height: 1.5;
  margin: 0;
}
.contact-item a { transition: color .2s; }
.contact-item a:hover { color: var(--gold-soft); }

.contact-form-wrap { background: white; border: 1px solid var(--line); padding: 44px 40px; }
.contact-form-wrap h2 { font-size: 34px; line-height: 1.2; margin-bottom: 10px; }
.form-intro { color: var(--muted); font-size: 16px; margin-bottom: 30px; }

.field-row { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; }
.field { display: block; margin-bottom: 20px; }
.field > span {
  display: block;
  font-size: 13px;
  font-weight: 600;
  letter-spacing: .04em;
  color: #3f4d63;
  margin-bottom: 8px;
}
.field > span b { color: #c0392b; font-weight: 600; }
.field input, .field select, .field textarea {
  width: 100%;
  padding: 14px 16px;
  border: 1px solid var(--line);
  background: #fcfbf9;
  font-family: inherit;
  font-size: 16px;
  color: var(--ink);
  transition: border-color .2s, background .2s;
}
.field input:focus, .field select:focus, .field textarea:focus {
  border-color: var(--gold);
  background: white;
}
.field textarea { resize: vertical; min-height: 130px; line-height: 1.65; }
.field select { appearance: none; background-image: linear-gradient(45deg, transparent 50%, #96805a 50%), linear-gradient(135deg, #96805a 50%, transparent 50%); background-position: calc(100% - 20px) center, calc(100% - 14px) center; background-size: 6px 6px, 6px 6px; background-repeat: no-repeat; }

.contact-form .button { margin-top: 8px; }
.form-consent { font-size: 13px; color: var(--muted); margin: 16px 0 0; }

/* Robot tuzağı: ekranda görünmez ama ekran okuyucular da atlar */
.hp-field { position: absolute; left: -9999px; width: 1px; height: 1px; overflow: hidden; }

.form-note {
  padding: 16px 18px;
  margin-bottom: 24px;
  font-size: 15px;
  line-height: 1.6;
  border-left: 3px solid;
}
.form-note.success { background: #edf9f0; border-color: #2f9e52; color: #1d6b37; }
.form-note.error { background: #fdf0ef; border-color: #c0392b; color: #93291d; }
.form-note ul { margin: 8px 0 0; padding-left: 20px; }

.map-wrap { margin-top: 48px; }
.map { min-height: 460px; border: 0; width: 100%; display: block; filter: saturate(.4) contrast(1.05); }

/* ============================
   11. YÜZEN WHATSAPP
   ============================ */
.floating-whatsapp {
  position: fixed;
  z-index: 60;
  right: 22px; bottom: 22px;
  width: 58px; height: 58px;
  border-radius: 50%;
  background: #25d366;
  color: white;
  display: grid;
  place-items: center;
  box-shadow: 0 10px 28px rgba(4, 15, 29, .28);
  transition: transform .25s, box-shadow .25s;
}
.floating-whatsapp:hover { transform: scale(1.08); box-shadow: 0 14px 34px rgba(4, 15, 29, .38); }

/* ============================
   12. RESPONSIVE
   ============================ */

/* Dokunmatik cihazlarda özel imleç ve hover efektleri kapalı */
@media (pointer: coarse) {
  .cursor-dot, .cursor-ring { display: none; }
  .service-card:hover { transform: none; }
  .logo-item img { filter: none; opacity: 1; }
}

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

/* Dizüstü / küçük masaüstü */
@media (max-width: 1200px) {
  .container { width: min(100% - 44px, 1100px); }
  .site-header nav { gap: 26px; }
  .site-header nav > a { font-size: 14px; }
  .header-phone { font-size: 14px; }
  .header-whatsapp { padding: 11px 14px; font-size: 12px; }
  .split-heading, .content-grid { gap: 60px; }
  .project-detail { gap: 48px; }
}

/* Tablet: menü hamburgere döner */
@media (max-width: 1024px) {
  .site-header { height: 76px; padding: 0 20px; gap: 12px; }
  .site-header.scrolled { height: 70px; }
  .brand img { width: 148px; }

  .site-header nav {
    position: absolute;
    top: 100%;
    left: 0; right: 0;
    background: #07172d;
    padding: 30px 24px 36px;
    display: none;
    flex-direction: column;
    align-items: stretch;
    gap: 4px;
    border-top: 1px solid rgba(255, 255, 255, .12);
    max-height: calc(100vh - 76px);
    overflow-y: auto;
  }
  .site-header nav.open { display: flex; }
  .site-header nav > a {
    font-family: var(--font-head);
    font-size: 26px;
    padding: 12px 0;
    border-bottom: 1px solid rgba(255, 255, 255, .08);
  }
  .site-header nav > a:after { display: none; }

  .header-actions { margin-left: auto; }
  .header-phone { font-size: 14px; }
  .header-whatsapp { display: none; }

  .menu-button {
    display: flex;
    width: 44px; height: 44px;
    background: transparent;
    border: 1px solid rgba(255, 255, 255, .3);
    flex-direction: column;
    justify-content: center;
    align-items: center;
    gap: 7px;
    cursor: pointer;
    flex-shrink: 0;
  }
  .menu-button i { display: block; width: 19px; height: 1px; background: white; transition: transform .25s, opacity .2s; }
  .menu-button[aria-expanded="true"] i:first-child { transform: translateY(4px) rotate(45deg); }
  .menu-button[aria-expanded="true"] i:last-child { transform: translateY(-4px) rotate(-45deg); }

  .mobile-phone, .mobile-whatsapp {
    display: block !important;
    font-family: var(--font-body) !important;
    font-size: 14px !important;
    font-weight: 600 !important;
    text-align: center;
    padding: 15px !important;
    border: 0 !important;
    margin-top: 14px;
  }
  .mobile-phone { background: rgba(255, 255, 255, .1); color: white; }
  .mobile-whatsapp { background: var(--gold); color: var(--navy); margin-top: 8px; }

  .project-facts { position: static; }
  .project-detail { grid-template-columns: 1fr; gap: 44px; }
  .all-projects { grid-template-columns: repeat(2, 1fr); }
  .logo-row { grid-template-columns: repeat(3, 1fr); }
  .logo-row .logo-item:nth-child(5n) { border-right: 1px solid var(--line); }
  .logo-row .logo-item:nth-child(3n) { border-right: 0; }
}

/* Tablet dikey ve altı */
@media (max-width: 900px) {
  .container { width: min(100% - 36px, 720px); }
  .section, .content-section, .references { padding: 78px 0; }

  .hero { min-height: 720px; height: 100svh; }
  .hero-media { left: 18%; opacity: .5; }
  .hero:after { background: linear-gradient(90deg, rgba(5, 18, 36, .97), rgba(5, 18, 36, .62)); }
  .hero h1 { font-size: clamp(42px, 8.6vw, 62px); }
  .hero-content { padding-top: 20px; }
  .hero-copy { font-size: 16px; }
  .hero-actions { align-items: stretch; flex-direction: column; gap: 22px; }
  .hero-actions .text-link { align-self: flex-start; }
  .hero-bottom { display: none; }

  .split-heading, .content-grid, .contact-grid { grid-template-columns: 1fr; gap: 44px; }
  .intro-copy { border-left: 0; border-top: 1px solid var(--line); padding: 32px 0 0; }
  .section-head { align-items: flex-start; gap: 28px; flex-direction: column; margin-bottom: 44px; }

  .service-grid { grid-template-columns: 1fr 1fr; }
  .service-card { min-height: 290px; }
  .service-card h3 { margin-top: 60px; font-size: 24px; }

  .project-grid, .all-projects { grid-template-columns: 1fr; }
  .project-card:nth-child(2) { margin-top: 0; }
  .project-image,
  .project-card:nth-child(n+2) .project-image,
  .all-projects .project-image { height: 380px; }

  .services-list { grid-template-columns: 1fr; }
  .services-list article { padding: 32px; min-height: 0; }
  .services-list h2 { font-size: 30px; margin-top: 28px; }

  .page-hero { min-height: 440px; padding: 150px 0 72px; }
  .project-hero { min-height: 500px; padding: 160px 0 60px; }

  .gallery { grid-template-columns: 1fr 1fr; gap: 12px; }
  .lightbox { padding: 20px 12px; }
  .lightbox-nav { width: 44px; height: 44px; font-size: 26px; }
  .lightbox-nav.prev { left: 6px; }
  .lightbox-nav.next { right: 6px; }

  .contact-panel, .contact-form-wrap { padding: 34px 26px; }
  .cta-inner { align-items: flex-start; flex-direction: column; gap: 36px; }
  .footer-top { grid-template-columns: 1fr 1fr; gap: 40px; }
  .map { min-height: 380px; }
}

/* Mobil */
@media (max-width: 560px) {
  body { font-size: 16px; }
  .container { width: calc(100% - 32px); }
  .section, .content-section, .references { padding: 62px 0; }

  .brand img { width: 130px; }
  .header-phone span { display: none; }
  .header-phone b { font-size: 13.5px; }

  .hero { min-height: 660px; }
  .hero h1 { font-size: 40px; }
  .hero-copy { max-width: 100%; font-size: 15.5px; }
  .button { width: 100%; gap: 20px; }
  .hero-actions .button { justify-content: space-between; }

  .service-grid { grid-template-columns: 1fr; }
  .service-card { min-height: 0; padding: 28px 24px; }
  .service-card h3 { margin-top: 40px; }

  .project-image,
  .project-card:nth-child(n+2) .project-image,
  .all-projects .project-image { height: 300px; }

  .status-tabs { gap: 8px; margin-bottom: 34px; }
  .status-tabs a { padding: 10px 14px; font-size: 13px; }

  .gallery { grid-template-columns: 1fr; }
  .logo-row { grid-template-columns: 1fr 1fr; }
  .logo-row .logo-item { height: 110px; border-right: 1px solid var(--line); }
  .logo-row .logo-item:nth-child(2n) { border-right: 0; }
  .logo-row .logo-item:nth-child(3n) { border-right: 1px solid var(--line); }

  .field-row { grid-template-columns: 1fr; gap: 0; }
  .contact-panel h2, .contact-form-wrap h2 { font-size: 28px; }
  .contact-item p, .contact-item a { font-size: 17px; }

  .page-hero h1 { font-size: 38px; }
  .project-hero h1 { font-size: 34px; }
  .project-lead { font-size: 16.5px; }
  .project-facts { padding: 6px 22px 24px; }

  .footer-top { grid-template-columns: 1fr; gap: 34px; }
  .footer-bottom { flex-direction: column; gap: 10px; text-align: left; }

  .floating-whatsapp { width: 52px; height: 52px; right: 16px; bottom: 16px; }
}

/* ============================================================
   13. YÖNETİCİ DÜZENLEME MODU
   Yalnızca yönetici giriş yaptığında görünür; ziyaretçiler görmez.
   ============================================================ */
body.edit-mode { padding-top: 42px; }
body.edit-mode .site-header { top: 42px; }

.edit-bar {
  position: fixed;
  z-index: 80;
  top: 0; left: 0; right: 0;
  height: 42px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 0 18px;
  background: #14243b;
  border-bottom: 1px solid rgba(199, 164, 101, .4);
  color: #cfd9e5;
  font-family: var(--font-body);
  font-size: 13px;
}
.edit-bar b { color: var(--gold); font-weight: 600; }
.edit-bar a { color: var(--gold); font-weight: 600; white-space: nowrap; }
.edit-bar a:hover { text-decoration: underline; }

/* Bölümlerin köşesindeki düzenle rozeti */
.edit-mode section,
.edit-mode footer { position: relative; }

.edit-pin {
  position: absolute;
  z-index: 20;
  top: 14px; right: 14px;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 7px 13px;
  background: rgba(199, 164, 101, .96);
  color: #07172d;
  font-family: var(--font-body);
  font-size: 12px;
  font-weight: 600;
  letter-spacing: .01em;
  border-radius: 4px;
  box-shadow: 0 4px 14px rgba(4, 15, 29, .3);
  opacity: .55;
  transition: opacity .2s, transform .2s;
}
.edit-pin:hover { opacity: 1; transform: translateY(-2px); }
.edit-pin.header-pin { position: static; padding: 8px 11px; box-shadow: none; }

/* Alt bilgideki yapımcı imzası */
.footer-signature { color: #7a8798; letter-spacing: .06em; }
.footer-signature a { transition: color .2s; }
.footer-signature a:hover { color: var(--gold-soft); }

@media (max-width: 900px) {
  .edit-bar span { display: none; }
  .edit-bar { justify-content: flex-end; }
  .edit-pin { top: 10px; right: 10px; padding: 6px 10px; font-size: 11px; }
}