/* =========================================================
   BLD CONSTRUCTION — Kurumsal Web Sitesi
   Stylesheet (production)
   ========================================================= */

:root {
  --bld-navy: #0F1F3F;
  --bld-navy-dark: #0A1530;
  --bld-navy-mid: #1A2A4A;
  --bld-gold: #C8A96E;
  --bld-gold-dark: #A88B45;
  --bld-cream: #FAF7F0;
  --bld-cream-warm: #F4ECD6;
  --bld-border: #E5DCC8;
  --bld-text-dark: #0F1F3F;
  --bld-text-mid: #555;
  --bld-text-light: #777;

  --container: 1280px;
  --radius-pill: 999px;
  --shadow-soft: 0 16px 40px rgba(15, 31, 63, 0.08);
  --shadow-header: 0 6px 24px rgba(15, 31, 63, 0.06);
}

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

html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }

body {
  font-family: 'Inter', 'Helvetica Neue', Arial, sans-serif;
  color: var(--bld-text-dark);
  line-height: 1.7;
  background: var(--bld-cream);
  font-weight: 400;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
}

a { color: inherit; text-decoration: none; }

img, svg { max-width: 100%; display: block; }

button { font: inherit; cursor: pointer; }

:focus-visible {
  outline: 2px solid var(--bld-gold);
  outline-offset: 3px;
}

.skip-link {
  position: absolute;
  left: -9999px;
  top: 0;
  background: var(--bld-navy);
  color: var(--bld-gold);
  padding: 12px 18px;
  z-index: 1000;
  letter-spacing: 2px;
  font-size: 12px;
  text-transform: uppercase;
}
.skip-link:focus { left: 12px; top: 12px; }

/* ============== TOP BAND ============== */
.top-band {
  background: var(--bld-navy);
  height: 36px;
}

/* ============== HEADER ============== */
header.site-header {
  background: rgba(250, 247, 240, 0.92);
  padding: 22px 48px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-bottom: 1px solid var(--bld-border);
  position: sticky;
  top: 0;
  z-index: 100;
  backdrop-filter: saturate(160%) blur(18px);
  -webkit-backdrop-filter: saturate(160%) blur(18px);
  transition: box-shadow 0.3s ease, background 0.3s ease;
}
header.site-header.is-scrolled {
  box-shadow: var(--shadow-header);
  background: rgba(250, 247, 240, 0.98);
}

.logo {
  display: inline-flex;
  align-items: center;
  gap: 14px;
  text-decoration: none;
}
.logo img {
  height: 52px;
  width: auto;
  display: block;
}
.logo .sub {
  font-family: 'Inter', sans-serif;
  font-size: 10px;
  color: var(--bld-text-light);
  letter-spacing: 3px;
  font-weight: 500;
  text-transform: uppercase;
  padding-left: 14px;
  border-left: 1px solid var(--bld-border);
  line-height: 1.4;
  max-width: 180px;
}

nav.main-nav { display: flex; gap: 32px; }
nav.main-nav a {
  color: var(--bld-navy);
  font-size: 12px;
  letter-spacing: 3px;
  text-transform: uppercase;
  font-weight: 500;
  padding-bottom: 4px;
  border-bottom: 2px solid transparent;
  transition: color 0.25s ease, border-color 0.25s ease;
}
nav.main-nav a:hover,
nav.main-nav a.active {
  color: var(--bld-gold);
  border-bottom-color: var(--bld-gold);
}

.header-right { display: flex; align-items: center; gap: 16px; }

.lang-pill {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  padding: 6px 10px;
  border: 1px solid var(--bld-border);
  background: var(--bld-navy);
  color: var(--bld-gold);
  font-weight: 600;
  font-size: 11px;
  letter-spacing: 3px;
  font-family: inherit;
  text-decoration: none;
  transition: background 0.25s ease;
}
.lang-pill:hover { background: var(--bld-navy-mid); }
.lang-pill[aria-pressed="true"] { background: var(--bld-navy-mid); }
.lang-pill .lang-opt { color: rgba(200, 169, 110, 0.45); transition: color 0.25s ease; }
.lang-pill .lang-opt.is-active { color: var(--bld-gold); }
.lang-pill .lang-sep { color: rgba(200, 169, 110, 0.45); }

/* Hamburger */
.nav-toggle {
  display: none;
  background: transparent;
  border: 1px solid var(--bld-navy);
  width: 44px;
  height: 44px;
  align-items: center;
  justify-content: center;
  padding: 0;
}
.nav-toggle span,
.nav-toggle span::before,
.nav-toggle span::after {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--bld-navy);
  position: relative;
  transition: transform 0.3s ease, top 0.3s ease, opacity 0.2s ease;
}
.nav-toggle span::before,
.nav-toggle span::after {
  content: '';
  position: absolute;
  left: 0;
}
.nav-toggle span::before { top: -7px; }
.nav-toggle span::after { top: 7px; }
.nav-toggle[aria-expanded="true"] span { background: transparent; }
.nav-toggle[aria-expanded="true"] span::before { top: 0; transform: rotate(45deg); }
.nav-toggle[aria-expanded="true"] span::after { top: 0; transform: rotate(-45deg); }

/* ============== HERO ============== */
section.hero {
  background: linear-gradient(135deg, var(--bld-cream) 0%, var(--bld-cream-warm) 100%);
  padding: 110px 48px;
  color: var(--bld-navy);
  position: relative;
  overflow: hidden;
  border-bottom: 1px solid var(--bld-navy);
}
.hero::before {
  content: '';
  position: absolute;
  top: -200px;
  right: -200px;
  width: 700px;
  height: 700px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(200, 169, 110, 0.15), transparent 60%);
  pointer-events: none;
}
.hero::after {
  content: 'BLD';
  position: absolute;
  bottom: -120px;
  right: -60px;
  font-family: 'Cormorant Garamond', Georgia, serif;
  font-size: 480px;
  color: rgba(15, 31, 63, 0.04);
  letter-spacing: -22px;
  line-height: 0.8;
  font-weight: 400;
  pointer-events: none;
}
.hero-content {
  position: relative;
  z-index: 1;
  max-width: var(--container);
  margin: 0 auto;
  text-align: center;
}
.hero .divider-line {
  width: 60px;
  height: 2px;
  background: var(--bld-gold);
  margin: 0 auto 22px;
}
.hero .tagline {
  font-size: 11px;
  color: var(--bld-gold);
  letter-spacing: 5px;
  margin-bottom: 24px;
  font-weight: 700;
  text-transform: uppercase;
}
.hero h1 {
  font-family: 'Cormorant Garamond', Georgia, serif;
  font-size: 72px;
  font-weight: 400;
  line-height: 1.1;
  letter-spacing: -2px;
  margin-bottom: 28px;
  color: var(--bld-navy);
}
.hero h1 em { font-style: italic; color: var(--bld-gold); }
.hero h1 strong { font-weight: 500; }

.hero p.lead {
  font-size: 17px;
  color: var(--bld-text-mid);
  margin: 0 auto 36px;
  max-width: 720px;
  line-height: 1.85;
}

.btn-group { display: flex; gap: 16px; justify-content: center; flex-wrap: wrap; }
.btn {
  padding: 18px 36px;
  font-size: 12px;
  letter-spacing: 3px;
  font-weight: 600;
  text-transform: uppercase;
  cursor: pointer;
  transition: background 0.25s ease, color 0.25s ease, transform 0.2s ease;
  border: 1px solid transparent;
  display: inline-block;
  font-family: 'Inter', sans-serif;
  text-decoration: none;
}
.btn:hover { transform: translateY(-1px); }
.btn-primary { background: var(--bld-navy); color: var(--bld-gold); border-color: var(--bld-navy); }
.btn-primary:hover { background: var(--bld-navy-mid); }
.btn-outline {
  background: transparent;
  color: var(--bld-navy);
  border: 1px solid var(--bld-navy);
}
.btn-outline:hover { background: var(--bld-navy); color: var(--bld-gold); }

/* ============== KPI STRIP ============== */
.kpi-strip {
  padding: 50px 48px;
  background: var(--bld-navy);
  color: #fff;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  border-top: 4px solid var(--bld-gold);
  border-bottom: 4px solid var(--bld-gold);
}
.kpi-strip > div {
  padding: 16px 24px;
  border-right: 1px solid rgba(200, 169, 110, 0.2);
  text-align: left;
}
.kpi-strip > div:last-child { border-right: none; }
.kpi-strip .lbl {
  font-size: 11px;
  color: var(--bld-gold);
  letter-spacing: 3px;
  font-weight: 600;
  margin-bottom: 12px;
  text-transform: uppercase;
}
.kpi-strip .big {
  font-family: 'Cormorant Garamond', Georgia, serif;
  font-size: 44px;
  font-weight: 400;
  line-height: 1.05;
  letter-spacing: -1px;
  font-style: italic;
}
.kpi-strip .big span { color: var(--bld-gold); font-style: italic; }
.kpi-strip .sub {
  font-size: 11px;
  color: #a0aac0;
  margin-top: 10px;
  letter-spacing: 1px;
  line-height: 1.6;
}

/* ============== SECTION TITLES ============== */
.section-title { text-align: center; margin-bottom: 56px; }
.section-title .label {
  font-size: 11px;
  color: var(--bld-gold);
  letter-spacing: 5px;
  margin-bottom: 14px;
  font-weight: 700;
  text-transform: uppercase;
}
.section-title h2 {
  font-family: 'Cormorant Garamond', Georgia, serif;
  font-size: 48px;
  font-weight: 400;
  color: var(--bld-navy);
  letter-spacing: -1.5px;
}
.section-title h2 em { font-style: italic; color: var(--bld-gold); }
.section-title .divider {
  width: 50px;
  height: 2px;
  background: var(--bld-gold);
  margin: 20px auto 0;
}
.section-title p.intro {
  font-size: 15px;
  color: var(--bld-text-mid);
  max-width: 720px;
  margin: 22px auto 0;
  line-height: 1.85;
}

/* ============== HİZMETLER ============== */
section.services {
  background: var(--bld-cream-warm);
  padding: 100px 48px;
  border-bottom: 1px solid var(--bld-navy);
}
.services-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  max-width: var(--container);
  margin: 0 auto;
}
.service-card {
  background: var(--bld-cream);
  padding: 44px 28px;
  text-align: center;
  border-top: 3px solid var(--bld-gold);
  transition: transform 0.3s ease, box-shadow 0.3s ease, background 0.3s ease;
  cursor: default;
}
.service-card:hover,
.service-card:focus-within {
  transform: translateY(-6px);
  box-shadow: var(--shadow-soft);
  background: #fff;
}
.service-card .num {
  font-family: 'Cormorant Garamond', Georgia, serif;
  font-size: 54px;
  color: var(--bld-gold);
  font-style: italic;
  font-weight: 400;
  line-height: 1;
  margin-bottom: 20px;
}
.service-card h3 {
  font-family: 'Cormorant Garamond', Georgia, serif;
  font-size: 24px;
  font-weight: 500;
  color: var(--bld-navy);
  margin-bottom: 12px;
  letter-spacing: -0.3px;
}
.service-card p {
  font-size: 14px;
  color: var(--bld-text-mid);
  line-height: 1.8;
}
a.service-card {
  display: block;
  color: inherit;
  text-decoration: none;
}
.service-card .card-link {
  display: inline-block;
  margin-top: 20px;
  font-size: 11px;
  letter-spacing: 3px;
  font-weight: 700;
  color: var(--bld-gold);
  text-transform: uppercase;
}
.service-card .card-link em {
  font-style: normal;
  display: inline-block;
  transition: transform 0.25s ease;
  margin-left: 4px;
}
.service-card:hover .card-link em { transform: translateX(4px); }

/* ============== HAKKIMIZDA ============== */
section.about {
  padding: 100px 48px;
  background: var(--bld-cream);
  border-bottom: 1px solid var(--bld-navy);
}
.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  max-width: var(--container);
  margin: 0 auto;
  align-items: center;
}
.about-text .label {
  font-size: 11px;
  color: var(--bld-gold);
  letter-spacing: 5px;
  margin-bottom: 14px;
  font-weight: 700;
  text-transform: uppercase;
}
.about-text h2 {
  font-family: 'Cormorant Garamond', Georgia, serif;
  font-size: 44px;
  font-weight: 400;
  color: var(--bld-navy);
  margin-bottom: 18px;
  letter-spacing: -1.2px;
  line-height: 1.15;
}
.about-text h2 em { font-style: italic; color: var(--bld-gold); }
.about-text h2 strong { font-weight: 500; }
.about-text .divider {
  width: 50px;
  height: 2px;
  background: var(--bld-gold);
  margin-bottom: 26px;
}
.about-text p {
  color: var(--bld-text-mid);
  line-height: 1.95;
  margin-bottom: 18px;
  font-size: 15px;
}
.about-text p strong { color: var(--bld-navy); font-weight: 600; }

.stats-panel {
  background: var(--bld-navy);
  padding: 50px;
  color: #fff;
  border: 1px solid var(--bld-gold);
  position: relative;
}
.stats-panel::before {
  content: '';
  position: absolute;
  top: -2px;
  left: -2px;
  right: -2px;
  height: 4px;
  background: linear-gradient(90deg, var(--bld-gold), var(--bld-gold-dark));
}
.stats-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 36px;
}
.stat-item .value {
  font-family: 'Cormorant Garamond', Georgia, serif;
  font-size: 56px;
  font-weight: 400;
  color: var(--bld-gold);
  line-height: 1;
  font-style: italic;
  letter-spacing: -1px;
}
.stat-item .value span { font-size: 36px; }
.stat-item .stat-label {
  font-size: 11px;
  color: #a0aac0;
  letter-spacing: 2px;
  margin-top: 10px;
  text-transform: uppercase;
  font-weight: 600;
}

/* ============== ÇALIŞMA SÜRECİ ============== */
section.process {
  background: var(--bld-cream-warm);
  padding: 100px 48px;
  border-bottom: 1px solid var(--bld-navy);
}
.process-flow {
  display: grid;
  grid-template-columns: repeat(7, 1fr);
  gap: 1px;
  background: var(--bld-navy);
  border: 1px solid var(--bld-navy);
  max-width: var(--container);
  margin: 0 auto;
}
.process-flow .step {
  background: var(--bld-cream);
  padding: 36px 22px;
  text-align: center;
  position: relative;
  transition: background 0.3s ease;
}
.process-flow .step:hover { background: #fff; }
.process-flow .step::after {
  content: '→';
  position: absolute;
  top: 50%;
  right: -12px;
  transform: translateY(-50%);
  background: var(--bld-gold);
  color: var(--bld-navy);
  width: 24px;
  height: 24px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: 'Cormorant Garamond', Georgia, serif;
  font-size: 16px;
  font-weight: 600;
  z-index: 1;
}
.process-flow .step:last-child::after { display: none; }
.process-flow .n {
  display: inline-block;
  font-family: 'Cormorant Garamond', Georgia, serif;
  font-style: italic;
  font-size: 38px;
  color: var(--bld-gold);
  font-weight: 400;
  line-height: 1;
  margin-bottom: 14px;
}
.process-flow h4 {
  font-family: 'Cormorant Garamond', Georgia, serif;
  font-size: 17px;
  font-weight: 500;
  color: var(--bld-navy);
  margin-bottom: 8px;
  letter-spacing: -0.2px;
}
.process-flow p {
  font-size: 11px;
  color: var(--bld-text-mid);
  line-height: 1.6;
  font-weight: 400;
}
.scope-simple {
  max-width: 900px;
  margin: 36px auto 0;
  text-align: center;
  font-family: 'Cormorant Garamond', Georgia, serif;
  font-size: 19px;
  font-style: italic;
  color: var(--bld-text-mid);
  line-height: 1.8;
  letter-spacing: -0.2px;
}
.scope-simple strong {
  color: var(--bld-navy);
  font-weight: 500;
  font-style: normal;
}

/* ============== ÇALIŞMA İLKELERİMİZ ============== */
section.principles {
  background: var(--bld-navy);
  color: #fff;
  padding: 100px 48px;
  border-bottom: 1px solid var(--bld-gold);
}
.principles-grid {
  display: grid;
  grid-template-columns: 1fr 1.4fr;
  gap: 64px;
  max-width: var(--container);
  margin: 0 auto;
  align-items: center;
}
.principles .label {
  font-size: 11px;
  color: var(--bld-gold);
  letter-spacing: 5px;
  font-weight: 700;
  margin-bottom: 14px;
  text-transform: uppercase;
}
.principles h2 {
  font-family: 'Cormorant Garamond', Georgia, serif;
  font-size: 44px;
  font-weight: 400;
  line-height: 1.15;
  letter-spacing: -1.2px;
  margin-bottom: 26px;
}
.principles h2 em { font-style: italic; color: var(--bld-gold); }
.principles h2 strong { font-weight: 500; color: var(--bld-gold); }
.principles p {
  font-size: 15px;
  color: #bdc4d4;
  line-height: 1.95;
  margin-bottom: 18px;
}
.principles p strong { color: var(--bld-gold); font-weight: 600; }
.principles-list {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  margin-top: 28px;
  padding-top: 28px;
  border-top: 1px solid rgba(200, 169, 110, 0.3);
}
.principles-list .principle .p-lbl {
  font-size: 11px;
  color: var(--bld-gold);
  letter-spacing: 3px;
  font-weight: 700;
  margin-bottom: 6px;
  text-transform: uppercase;
}
.principles-list .principle p {
  font-size: 14px;
  color: #fff;
  line-height: 1.55;
  margin: 0;
  font-weight: 400;
}

/* ============== FELSEFE ALINTISI ============== */
section.quote {
  padding: 100px 48px;
  background: var(--bld-cream);
  text-align: center;
  border-bottom: 1px solid var(--bld-navy);
}
.quote .quote-mark {
  font-family: 'Cormorant Garamond', Georgia, serif;
  font-size: 130px;
  color: var(--bld-gold);
  line-height: 0.5;
  font-weight: 400;
}
.quote blockquote {
  font-family: 'Cormorant Garamond', Georgia, serif;
  font-size: 38px;
  font-style: italic;
  max-width: 1000px;
  margin: 36px auto 30px;
  line-height: 1.4;
  font-weight: 400;
  color: var(--bld-navy);
  letter-spacing: -0.6px;
}
.quote blockquote em { color: var(--bld-gold); }
.quote .cite {
  font-size: 11px;
  letter-spacing: 5px;
  color: var(--bld-text-light);
  font-weight: 600;
  text-transform: uppercase;
}
.quote .cite strong {
  color: var(--bld-navy);
  display: block;
  margin-top: 10px;
  font-family: 'Cormorant Garamond', Georgia, serif;
  font-size: 16px;
  font-weight: 500;
  letter-spacing: 3px;
  font-style: normal;
}

/* ============== İLETİŞİM CTA ============== */
section.cta {
  background: var(--bld-gold);
  padding: 90px 48px;
  text-align: center;
  color: var(--bld-navy);
  border-bottom: 1px solid var(--bld-navy);
}
.cta h2 {
  font-family: 'Cormorant Garamond', Georgia, serif;
  font-size: 48px;
  font-weight: 400;
  margin-bottom: 18px;
  letter-spacing: -1.2px;
  line-height: 1.15;
}
.cta h2 em { font-style: italic; }
.cta h2 strong { font-weight: 500; }
.cta p {
  font-size: 15px;
  color: var(--bld-navy);
  margin: 0 auto 32px;
  max-width: 680px;
  line-height: 1.85;
}
.cta .btn-primary { background: var(--bld-navy); color: var(--bld-gold); }
.cta .btn-primary:hover { background: var(--bld-navy-mid); }
.cta .btn-outline-dark {
  background: transparent;
  color: var(--bld-navy);
  border: 1px solid var(--bld-navy);
}
.cta .btn-outline-dark:hover { background: var(--bld-navy); color: var(--bld-gold); }

.contact-grid {
  display: flex;
  justify-content: center;
  gap: 48px;
  flex-wrap: wrap;
  font-size: 14px;
  margin-top: 36px;
  padding-top: 28px;
  border-top: 1px solid rgba(15, 31, 63, 0.2);
}
.contact-grid .item {
  color: var(--bld-navy);
  font-weight: 500;
  transition: opacity 0.2s ease;
}
.contact-grid a.item:hover { opacity: 0.75; }
.contact-grid .item .icon {
  color: var(--bld-navy);
  margin-right: 10px;
  font-size: 16px;
  font-weight: 700;
}

/* ============== FOOTER ============== */
footer.site-footer {
  background: var(--bld-navy-dark);
  padding: 60px 48px 28px;
  border-top: 1px solid var(--bld-gold);
}
.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 40px;
  max-width: var(--container);
  margin: 0 auto 36px;
  padding-bottom: 28px;
  border-bottom: 1px solid rgba(200, 169, 110, 0.2);
}
.footer-col .footer-brand {
  display: block;
  margin-bottom: 18px;
}
.footer-col .footer-brand img {
  height: 48px;
  width: auto;
  display: block;
}
.footer-col h4 {
  font-family: 'Cormorant Garamond', Georgia, serif;
  color: var(--bld-gold);
  font-size: 14px;
  margin-bottom: 18px;
  letter-spacing: 3px;
  font-weight: 600;
  text-transform: uppercase;
}
.footer-col a,
.footer-col p {
  display: block;
  color: #a0aac0;
  font-size: 12px;
  line-height: 1.95;
  transition: color 0.2s ease;
}
.footer-col a:hover { color: var(--bld-gold); }
.footer-tagline {
  font-size: 12px;
  color: #bdc4d4;
  line-height: 1.8;
  margin-bottom: 14px;
}
.footer-bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  max-width: var(--container);
  margin: 0 auto;
  padding-top: 20px;
  font-size: 11px;
  color: #5a6480;
  letter-spacing: 2px;
  text-transform: uppercase;
  gap: 16px;
  flex-wrap: wrap;
}

/* ============== REVEAL ON SCROLL ============== */
.reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}
.reveal.is-visible {
  opacity: 1;
  transform: translateY(0);
}

/* ============== SERVICE DETAIL PAGES ============== */
.subhero {
  background: linear-gradient(135deg, var(--bld-cream) 0%, var(--bld-cream-warm) 100%);
  padding: 90px 48px 70px;
  position: relative;
  overflow: hidden;
  border-bottom: 1px solid var(--bld-navy);
}
.subhero::after {
  content: attr(data-bg);
  position: absolute;
  right: -40px;
  bottom: -120px;
  font-family: 'Cormorant Garamond', Georgia, serif;
  font-size: 320px;
  color: rgba(15, 31, 63, 0.04);
  letter-spacing: -14px;
  line-height: 0.8;
  pointer-events: none;
}
.subhero-inner {
  max-width: var(--container);
  margin: 0 auto;
  position: relative;
  z-index: 1;
}
.crumbs {
  font-size: 11px;
  letter-spacing: 3px;
  text-transform: uppercase;
  color: var(--bld-text-light);
  margin-bottom: 18px;
  font-weight: 600;
}
.crumbs a { color: var(--bld-gold); }
.crumbs span { margin: 0 10px; opacity: 0.4; }

.subhero .pill {
  display: inline-block;
  font-size: 11px;
  letter-spacing: 4px;
  color: var(--bld-gold);
  font-weight: 700;
  text-transform: uppercase;
  margin-bottom: 14px;
}
.subhero h1 {
  font-family: 'Cormorant Garamond', Georgia, serif;
  font-size: 56px;
  font-weight: 400;
  letter-spacing: -1.5px;
  line-height: 1.1;
  color: var(--bld-navy);
  margin-bottom: 18px;
  max-width: 880px;
}
.subhero h1 em { font-style: italic; color: var(--bld-gold); }
.subhero p.summary {
  font-size: 16px;
  color: var(--bld-text-mid);
  max-width: 720px;
  line-height: 1.85;
}

.service-detail {
  background: var(--bld-cream);
  padding: 90px 48px;
  border-bottom: 1px solid var(--bld-navy);
}
.detail-grid {
  display: grid;
  grid-template-columns: 1fr 2fr;
  gap: 64px;
  max-width: var(--container);
  margin: 0 auto;
  align-items: start;
}
.detail-aside h3 {
  font-family: 'Cormorant Garamond', Georgia, serif;
  font-size: 22px;
  font-weight: 500;
  color: var(--bld-navy);
  margin-bottom: 14px;
  letter-spacing: -0.3px;
}
.detail-aside .meta {
  font-size: 11px;
  letter-spacing: 3px;
  color: var(--bld-gold);
  font-weight: 700;
  text-transform: uppercase;
  margin-bottom: 8px;
}
.detail-aside ul {
  list-style: none;
  margin: 0 0 24px;
  padding: 0;
}
.detail-aside li {
  font-size: 14px;
  color: var(--bld-text-mid);
  padding: 9px 0;
  border-bottom: 1px solid var(--bld-border);
}
.detail-aside li:last-child { border-bottom: none; }
.detail-aside li strong { color: var(--bld-navy); display: block; font-weight: 600; margin-bottom: 2px; }

.detail-body h2 {
  font-family: 'Cormorant Garamond', Georgia, serif;
  font-size: 34px;
  font-weight: 400;
  color: var(--bld-navy);
  margin: 0 0 16px;
  letter-spacing: -0.8px;
  line-height: 1.2;
}
.detail-body h2 em { font-style: italic; color: var(--bld-gold); }
.detail-body h2:not(:first-child) { margin-top: 48px; }
.detail-body h3 {
  font-family: 'Cormorant Garamond', Georgia, serif;
  font-size: 22px;
  font-weight: 500;
  color: var(--bld-navy);
  margin: 28px 0 10px;
  letter-spacing: -0.2px;
}
.detail-body p {
  color: var(--bld-text-mid);
  font-size: 15px;
  line-height: 1.95;
  margin-bottom: 16px;
}
.detail-body p strong { color: var(--bld-navy); font-weight: 600; }
.detail-body ul, .detail-body ol {
  margin: 0 0 22px 22px;
  padding: 0;
}
.detail-body li {
  font-size: 15px;
  color: var(--bld-text-mid);
  line-height: 1.85;
  margin-bottom: 8px;
}
.detail-body li strong { color: var(--bld-navy); font-weight: 600; }

.spec-table {
  width: 100%;
  border-collapse: collapse;
  margin: 22px 0 32px;
  font-size: 14px;
}
.spec-table th, .spec-table td {
  text-align: left;
  padding: 14px 16px;
  border-bottom: 1px solid var(--bld-border);
  vertical-align: top;
}
.spec-table th {
  background: var(--bld-cream-warm);
  color: var(--bld-navy);
  font-weight: 600;
  letter-spacing: 1px;
  font-size: 12px;
  text-transform: uppercase;
}
.spec-table td { color: var(--bld-text-mid); }
.spec-table tr:last-child td { border-bottom: 2px solid var(--bld-navy); }

.callout {
  background: var(--bld-cream-warm);
  border-left: 3px solid var(--bld-gold);
  padding: 22px 26px;
  margin: 24px 0 32px;
  font-size: 14px;
  color: var(--bld-text-mid);
  line-height: 1.85;
}
.callout strong { color: var(--bld-navy); display: block; margin-bottom: 6px; font-size: 12px; letter-spacing: 2px; text-transform: uppercase; }

.standards {
  background: var(--bld-navy);
  color: #fff;
  padding: 70px 48px;
  border-bottom: 1px solid var(--bld-gold);
}
.standards-inner {
  max-width: var(--container);
  margin: 0 auto;
}
.standards .label {
  font-size: 11px;
  color: var(--bld-gold);
  letter-spacing: 5px;
  margin-bottom: 14px;
  font-weight: 700;
  text-transform: uppercase;
}
.standards h2 {
  font-family: 'Cormorant Garamond', Georgia, serif;
  font-size: 36px;
  font-weight: 400;
  margin-bottom: 14px;
  letter-spacing: -1px;
  line-height: 1.2;
}
.standards h2 em { font-style: italic; color: var(--bld-gold); }
.standards > .standards-inner > p.intro {
  color: #bdc4d4;
  font-size: 15px;
  max-width: 720px;
  margin-bottom: 36px;
  line-height: 1.85;
}
.standards-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 18px;
}
.standards-grid .std {
  background: var(--bld-navy-mid);
  border: 1px solid rgba(200, 169, 110, 0.25);
  padding: 22px 24px;
}
.standards-grid .std .code {
  font-family: 'Cormorant Garamond', Georgia, serif;
  font-size: 18px;
  color: var(--bld-gold);
  font-weight: 600;
  letter-spacing: 1px;
  margin-bottom: 6px;
}
.standards-grid .std p {
  color: #bdc4d4;
  font-size: 13px;
  margin: 0;
  line-height: 1.6;
}

.related {
  background: var(--bld-cream-warm);
  padding: 80px 48px;
  border-bottom: 1px solid var(--bld-navy);
}
.related-inner { max-width: var(--container); margin: 0 auto; }
.related .label {
  font-size: 11px;
  color: var(--bld-gold);
  letter-spacing: 5px;
  margin-bottom: 14px;
  font-weight: 700;
  text-transform: uppercase;
}
.related h2 {
  font-family: 'Cormorant Garamond', Georgia, serif;
  font-size: 30px;
  font-weight: 400;
  margin-bottom: 32px;
  letter-spacing: -0.8px;
  color: var(--bld-navy);
}
.related h2 em { font-style: italic; color: var(--bld-gold); }
.related-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 18px;
}
.related-card {
  background: var(--bld-cream);
  padding: 28px;
  border-top: 2px solid var(--bld-gold);
  text-decoration: none;
  color: inherit;
  transition: transform 0.25s ease, box-shadow 0.25s ease, background 0.25s ease;
  display: block;
}
.related-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-soft);
  background: #fff;
}
.related-card .num {
  font-family: 'Cormorant Garamond', Georgia, serif;
  font-style: italic;
  color: var(--bld-gold);
  font-size: 24px;
  margin-bottom: 6px;
}
.related-card h3 {
  font-family: 'Cormorant Garamond', Georgia, serif;
  font-size: 19px;
  font-weight: 500;
  color: var(--bld-navy);
  margin-bottom: 6px;
}
.related-card p {
  font-size: 13px;
  color: var(--bld-text-mid);
  line-height: 1.6;
}

@media (max-width: 1024px) {
  .standards-grid, .related-grid { grid-template-columns: repeat(2, 1fr); }
  .detail-grid { grid-template-columns: 1fr; gap: 36px; }
  .subhero, .service-detail, .standards, .related { padding-left: 28px; padding-right: 28px; }
  .subhero h1 { font-size: 42px; }
  .subhero::after { font-size: 200px; bottom: -60px; right: -20px; }
}
@media (max-width: 900px) {
  .standards-grid, .related-grid { grid-template-columns: 1fr; }
  .subhero h1 { font-size: 34px; }
  .detail-body h2 { font-size: 26px; }
}

/* ============== 404 PAGE ============== */
.page-404 {
  min-height: calc(100vh - 36px);
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 80px 48px;
  background: linear-gradient(135deg, var(--bld-cream) 0%, var(--bld-cream-warm) 100%);
}
.page-404 .big {
  font-family: 'Cormorant Garamond', Georgia, serif;
  font-size: 180px;
  color: var(--bld-gold);
  font-style: italic;
  line-height: 1;
  letter-spacing: -6px;
}
.page-404 h1 {
  font-family: 'Cormorant Garamond', Georgia, serif;
  font-size: 40px;
  color: var(--bld-navy);
  margin: 18px 0 12px;
  letter-spacing: -1px;
}
.page-404 p {
  color: var(--bld-text-mid);
  max-width: 520px;
  margin: 0 auto 32px;
  font-size: 15px;
}

/* ============== RESPONSIVE ============== */
@media (max-width: 1280px) {
  .process-flow { grid-template-columns: repeat(4, 1fr); }
  .process-flow .step::after { display: none; }
}

@media (max-width: 1024px) {
  .services-grid { grid-template-columns: repeat(2, 1fr); }
  .process-flow { grid-template-columns: repeat(3, 1fr); }
  .kpi-strip { grid-template-columns: repeat(2, 1fr); }
  .kpi-strip > div:nth-child(2) { border-right: none; }
  .principles-list { grid-template-columns: 1fr; }
  .principles-grid { grid-template-columns: 1fr; gap: 32px; }
  header.site-header { padding: 18px 28px; }
  section.hero,
  section.services,
  section.about,
  section.process,
  section.principles,
  section.quote,
  section.cta,
  footer.site-footer { padding-left: 28px; padding-right: 28px; }
}

@media (max-width: 900px) {
  .nav-toggle { display: inline-flex; }

  nav.main-nav {
    position: fixed;
    inset: 0;
    background: var(--bld-cream);
    flex-direction: column;
    gap: 0;
    padding: 100px 32px 48px;
    transform: translateX(100%);
    transition: transform 0.35s ease;
    z-index: 90;
    overflow-y: auto;
  }
  nav.main-nav.is-open { transform: translateX(0); }
  nav.main-nav a {
    font-size: 16px;
    padding: 18px 0;
    border-bottom: 1px solid var(--bld-border);
    letter-spacing: 4px;
  }
  body.nav-open { overflow: hidden; }

  .hero { padding: 80px 28px; }
  .hero h1 { font-size: 44px; }
  .hero p.lead { font-size: 15px; }
  .hero::after { font-size: 280px; bottom: -60px; right: -30px; }

  .kpi-strip {
    grid-template-columns: 1fr;
    padding: 36px 28px;
  }
  .kpi-strip > div {
    border-right: none;
    border-bottom: 1px solid rgba(200, 169, 110, 0.2);
    padding: 20px 0;
  }
  .kpi-strip > div:last-child { border-bottom: none; }
  .kpi-strip .big { font-size: 36px; }

  .section-title h2 { font-size: 36px; }
  .services-grid,
  .about-grid,
  .footer-grid { grid-template-columns: 1fr; gap: 32px; }
  .process-flow { grid-template-columns: repeat(2, 1fr); }
  .stats-grid { grid-template-columns: 1fr 1fr; }
  .stats-panel { padding: 32px; }

  .quote blockquote { font-size: 26px; }
  .cta h2 { font-size: 34px; }

  .footer-bottom { flex-direction: column; gap: 10px; text-align: center; }
}

@media (max-width: 480px) {
  .logo img { height: 40px; }
  .logo .sub { display: none; }
  .stats-grid { grid-template-columns: 1fr; }
  .stat-item .value { font-size: 44px; }
  .process-flow { grid-template-columns: 1fr; }
  .hero h1 { font-size: 34px; letter-spacing: -1px; }
  .btn { padding: 14px 24px; font-size: 11px; }
  .quote .quote-mark { font-size: 90px; }
  .quote blockquote { font-size: 22px; }
}

/* =========================================================
   ENHANCEMENTS — Profesyonel cila & inşaat temalı animasyonlar
   (İçeriğe dokunmadan; yalnızca görsel/etkileşim katmanı)
   ========================================================= */

/* ---- Keyframes ---- */
@keyframes bld-fade-up {
  from { opacity: 0; transform: translateY(24px); }
  to   { opacity: 1; transform: translateY(0); }
}
@keyframes bld-fade-in {
  from { opacity: 0; }
  to   { opacity: 1; }
}
@keyframes bld-line {
  from { transform: scaleX(0); }
  to   { transform: scaleX(1); }
}
@keyframes bld-float {
  0%, 100% { transform: translateY(0); }
  50%      { transform: translateY(-14px); }
}

/* ---- Scroll ilerleme çubuğu (inşa edilen hat) ---- */
.scroll-progress {
  position: fixed;
  top: 0;
  left: 0;
  height: 3px;
  width: 0;
  background: linear-gradient(90deg, var(--bld-gold), var(--bld-gold-dark));
  z-index: 1000;
  transition: width 0.12s linear;
  pointer-events: none;
}

/* ---- HERO: blueprint (mavikopya) ızgara dokusu ---- */
section.hero {
  background:
    linear-gradient(rgba(15, 31, 63, 0.028) 1px, transparent 1px) 0 0 / 44px 44px,
    linear-gradient(90deg, rgba(15, 31, 63, 0.028) 1px, transparent 1px) 0 0 / 44px 44px,
    linear-gradient(135deg, var(--bld-cream) 0%, var(--bld-cream-warm) 100%);
}
.hero::after { animation: bld-float 9s ease-in-out infinite; }

/* ---- HERO giriş animasyonu (sıralı "kuruluş") ---- */
.hero .divider-line { transform-origin: center; animation: bld-line 0.8s ease 0.05s both; }
.hero .tagline      { animation: bld-fade-up 0.7s ease 0.15s both; }
.hero h1            { animation: bld-fade-up 0.8s ease 0.30s both; }
.hero p.lead        { animation: bld-fade-up 0.8s ease 0.45s both; }
.hero .btn-group    { animation: bld-fade-up 0.8s ease 0.60s both; }

/* ---- SUBHERO giriş animasyonu (iç sayfalar) ---- */
.subhero .crumbs    { animation: bld-fade-up 0.6s ease 0.05s both; }
.subhero .pill      { animation: bld-fade-up 0.6s ease 0.15s both; }
.subhero h1         { animation: bld-fade-up 0.7s ease 0.25s both; }
.subhero p.summary  { animation: bld-fade-up 0.7s ease 0.40s both; }
.subhero::after     { animation: bld-fade-in 1.2s ease 0.2s both, bld-float 11s ease-in-out 1.4s infinite; }

/* ---- Bölüm içi gold çizgilerin "çizilmesi" ---- */
.reveal.is-visible .divider,
.reveal .divider {
  transform-origin: left;
  animation: bld-line 0.7s ease 0.15s both;
}

/* ---- Buton: gold parıltı geçişi ---- */
.btn { position: relative; overflow: hidden; }
.btn::after {
  content: '';
  position: absolute;
  top: 0;
  left: -130%;
  width: 60%;
  height: 100%;
  background: linear-gradient(120deg, transparent, rgba(200, 169, 110, 0.28), transparent);
  transform: skewX(-20deg);
  transition: left 0.6s ease;
  pointer-events: none;
}
.btn:hover::after { left: 150%; }
.btn:hover { transform: translateY(-2px); box-shadow: var(--shadow-soft); }

/* ---- Logo hover ---- */
.logo img { transition: transform 0.3s ease; }
.logo:hover img { transform: scale(1.03); }

/* ---- Hizmet kartı numarası ---- */
.service-card .num { transition: transform 0.35s ease, color 0.35s ease; }
.service-card:hover .num { transform: translateY(-4px) scale(1.06); color: var(--bld-gold-dark); }

/* ---- Süreç adımı ---- */
.process-flow .step .n { transition: transform 0.3s ease; }
.process-flow .step:hover .n { transform: scale(1.14); }
.process-flow .step::after { transition: transform 0.3s ease, background 0.3s ease; }
.process-flow .step:hover::after { transform: translateY(-50%) scale(1.18); }

/* ---- Standart kartları (koyu zemin) hover ---- */
.standards-grid .std {
  transition: transform 0.3s ease, border-color 0.3s ease, background 0.3s ease;
}
.standards-grid .std:hover {
  transform: translateY(-4px);
  border-color: var(--bld-gold);
  background: #17284a;
}

/* ---- Künye tabloları satır vurgusu ---- */
.spec-table tbody tr { transition: background 0.2s ease; }
.spec-table tbody tr:hover { background: var(--bld-cream-warm); }

/* ---- Footer bağlantı kayması ---- */
.footer-col a { transition: color 0.2s ease, padding-left 0.25s ease; }
.footer-col a:hover { padding-left: 8px; }

/* ---- Sayaç sayıları (count-up) ---- */
.is-counting { font-variant-numeric: tabular-nums; }

/* Güvenlik: JS yoksa reveal öğeleri tam görünür kalsın (içerik gizlenmez) */
html:not(.bld-js) .reveal { opacity: 1; transform: none; }

/* Reduced-motion: giriş animasyonlarını ve gecikmeleri etkisizleştir */
@media (prefers-reduced-motion: reduce) {
  .hero .divider-line,
  .hero .tagline, .hero h1, .hero p.lead, .hero .btn-group,
  .subhero .crumbs, .subhero .pill, .subhero h1, .subhero p.summary,
  .subhero::after, .hero::after,
  .reveal .divider, .reveal.is-visible .divider {
    animation: none !important;
    opacity: 1 !important;
    transform: none !important;
  }
  .scroll-progress { display: none; }
}

/* ============== REDUCED MOTION ============== */
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
  .reveal { opacity: 1; transform: none; }
}

/* ============== PRINT ============== */
@media print {
  .top-band,
  header.site-header,
  .nav-toggle,
  .lang-pill,
  section.cta .btn-group,
  footer.site-footer { display: none; }
  body { background: #fff; color: #000; }
  section { page-break-inside: avoid; padding: 24px 0 !important; border: none !important; }
  .hero::before, .hero::after { display: none; }
  .kpi-strip, .principles { background: #fff !important; color: #000 !important; }
  a { color: #000; text-decoration: underline; }
}

/* ============== SERVICE PAGES — illustration + benefits ============== */
/* Subhero with side illustration */
.subhero.has-figure .subhero-inner {
  display: grid;
  grid-template-columns: 1.35fr 1fr;
  gap: 56px;
  align-items: center;
}
.subhero-copy .btn-group { margin-top: 26px; }
.subhero-figure { position: relative; }
.subhero-figure img {
  width: 100%;
  height: auto;
  filter: drop-shadow(0 18px 40px rgba(15, 31, 63, 0.12));
}
.bld-js .subhero-figure { animation: bld-fade-up 0.8s ease 0.35s both; }

/* "What it gives you" benefits band */
section.benefits {
  background: var(--bld-navy);
  color: #fff;
  padding: 80px 48px;
  border-bottom: 1px solid var(--bld-navy);
}
.benefits-inner { max-width: var(--container); margin: 0 auto; }
.benefits .label {
  font-size: 11px;
  letter-spacing: 3px;
  color: var(--bld-gold);
  font-weight: 700;
  text-transform: uppercase;
  margin-bottom: 14px;
}
.benefits h2 {
  font-family: 'Cormorant Garamond', Georgia, serif;
  font-size: 34px;
  font-weight: 400;
  letter-spacing: -0.8px;
  line-height: 1.2;
  color: #fff;
  margin-bottom: 40px;
  max-width: 700px;
}
.benefits h2 em { font-style: italic; color: var(--bld-gold); }
.benefits-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}
.benefit-card {
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(200, 169, 110, 0.25);
  padding: 28px 22px;
}
.benefit-icon { width: 44px; height: 44px; margin-bottom: 16px; color: var(--bld-gold); }
.benefit-icon svg { width: 100%; height: 100%; display: block; }
.benefit-card h3 {
  font-family: 'Cormorant Garamond', Georgia, serif;
  font-size: 21px;
  font-weight: 500;
  color: #fff;
  margin-bottom: 8px;
  letter-spacing: -0.2px;
}
.benefit-card p { font-size: 14px; line-height: 1.7; color: rgba(250, 247, 240, 0.72); }

@media (max-width: 1024px) {
  .subhero.has-figure .subhero-inner { grid-template-columns: 1fr; gap: 36px; }
  .subhero-figure { max-width: 460px; }
  .benefits-grid { grid-template-columns: repeat(2, 1fr); }
  section.benefits { padding-left: 28px; padding-right: 28px; }
}
@media (max-width: 640px) {
  .benefits-grid { grid-template-columns: 1fr; }
  .benefits h2 { font-size: 28px; }
}

/* Pasif (henüz aktif olmayan) butonlar — görünür ama tıklanamaz */
.btn[aria-disabled="true"] {
  opacity: 0.45;
  cursor: not-allowed;
  pointer-events: none;
}