:root {
  --navy: #071b2a;
  --navy-2: #0c2b42;
  --ink: #142536;
  --steel: #617181;
  --blue: #0d7db4;
  --cyan: #26b6e8;
  --gold: #f2ad3f;
  --paper: #f4f7f9;
  --line: #dbe4ea;
  --white: #ffffff;
  --radius: 16px;
  --shadow: 0 18px 44px rgba(7, 27, 42, .12);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; min-width: 320px; color: var(--ink); background: var(--white); font: 16px/1.7 Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif; }
img { max-width: 100%; }
a { color: var(--blue); }
a:focus-visible, summary:focus-visible { outline: 3px solid var(--gold); outline-offset: 3px; }

.skip-link { position: fixed; z-index: 1000; top: -100px; left: 18px; padding: 10px 15px; border-radius: 8px; color: var(--navy); background: var(--gold); font-weight: 800; text-decoration: none; }
.skip-link:focus { top: 16px; }

.site-header { position: sticky; top: 0; z-index: 50; background: rgba(255,255,255,.97); box-shadow: 0 1px 0 rgba(7,27,42,.08), 0 8px 22px rgba(7,27,42,.06); }
.topline { color: #c5d9e6; background: var(--navy); font-size: 12px; }
.topline-inner, .site-nav, .footer-inner { width: min(100% - 40px, 1180px); margin: 0 auto; }
.topline-inner { display: flex; align-items: center; justify-content: space-between; gap: 16px; min-height: 33px; }
.topline a { color: #ffffff; font-weight: 800; text-decoration: none; }
.site-nav { position: relative; display: flex; align-items: center; justify-content: space-between; gap: 18px; min-height: 78px; }
.brand { display: inline-flex; align-items: center; gap: 10px; color: var(--navy); font-size: 19px; font-weight: 900; letter-spacing: -.04em; text-decoration: none; white-space: nowrap; }
.brand > span:last-child > span { color: var(--blue); }
.brand-mark { display: grid; grid-template-columns: repeat(2, 7px); gap: 3px; width: 17px; }
.brand-mark i { display: block; width: 7px; height: 7px; background: var(--blue); }
.brand-mark i:nth-child(2), .brand-mark i:nth-child(3) { background: var(--cyan); }
.nav-links { display: flex; align-items: center; gap: 4px; margin-left: auto; }
.nav-links a { padding: 10px 10px; color: #344a5b; border-radius: 8px; font-size: 14px; font-weight: 700; text-decoration: none; }
.nav-links a:hover { color: var(--blue); background: #eaf4f9; }
.nav-cta { display: inline-flex; align-items: center; justify-content: center; min-height: 43px; padding: 0 15px; border-radius: 8px; color: var(--navy); background: var(--gold); font-size: 14px; font-weight: 900; text-decoration: none; white-space: nowrap; }
.nav-cta:hover { color: var(--navy); background: #ffc466; }
.mobile-menu { display: none; }

main { max-width: none; padding: 0; }
main > section { padding: clamp(58px, 6vw, 92px) max(20px, calc((100vw - 1180px) / 2)); }
h1, h2, h3 { color: var(--navy); line-height: 1.13; }
h1 { max-width: 850px; margin: 14px 0 22px; font-size: clamp(38px, 5.3vw, 68px); letter-spacing: -.055em; }
h2 { max-width: 850px; margin: 0 0 16px; font-size: clamp(28px, 3.1vw, 42px); letter-spacing: -.045em; }
h3 { margin: 0 0 10px; font-size: 20px; letter-spacing: -.025em; }
p { margin: 0 0 18px; }
.lead { max-width: 760px; margin-bottom: 10px; font-size: clamp(18px, 2vw, 22px); line-height: 1.58; }
.eyebrow { margin-bottom: 10px; color: var(--blue); font-size: 12px; font-weight: 900; letter-spacing: .14em; text-transform: uppercase; }
.section-heading { max-width: 760px; margin-bottom: 30px; }
.section-heading p { color: var(--steel); font-size: 18px; }

.hero { position: relative; overflow: hidden; min-height: 370px; color: #eaf5fb; background: linear-gradient(125deg, #071b2a 0%, #0d3c5b 52%, #0a6a9c 145%); }
.hero::before { position: absolute; inset: 0; content: ""; opacity: .65; background-image: linear-gradient(90deg, rgba(7,27,42,.95), rgba(7,27,42,.64) 58%, rgba(7,27,42,.25)), linear-gradient(rgba(75,195,235,.12) 1px, transparent 1px), linear-gradient(90deg, rgba(75,195,235,.12) 1px, transparent 1px); background-size: auto, 32px 32px, 32px 32px; }
.hero > * { position: relative; z-index: 1; }
.hero h1 { color: #ffffff; }
.hero .lead { color: #d7e7f0; }
.hero .eyebrow { color: #74d7fa; }
.hero .crumb { margin-bottom: 20px; color: #a9c7d6; font-size: 14px; }
.hero .crumb a { color: #ffffff; font-weight: 750; }
.home-hero { display: flex; align-items: center; min-height: 620px; background-image: linear-gradient(90deg, rgba(7,27,42,.96) 0%, rgba(7,27,42,.88) 41%, rgba(7,27,42,.28) 100%), url('/assets/images/veri-merkezi.jpg'); background-position: center; background-size: cover; }
.home-hero::before { display: none; }
.hero-content { max-width: 780px; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 12px; margin: 28px 0 30px; }
.cta { display: inline-flex; align-items: center; justify-content: center; min-height: 49px; padding: 0 20px; border: 1px solid transparent; border-radius: 9px; color: var(--navy); background: var(--gold); box-shadow: 0 8px 20px rgba(0,0,0,.2); font-size: 15px; font-weight: 900; text-decoration: none; transition: transform .18s ease, box-shadow .18s ease, background .18s ease; }
.cta:hover { color: var(--navy); background: #ffc466; box-shadow: 0 12px 24px rgba(0,0,0,.27); transform: translateY(-2px); }
.cta.alt { color: #ffffff; border-color: rgba(255,255,255,.7); background: rgba(7,27,42,.25); box-shadow: none; }
.cta.alt:hover { color: #ffffff; border-color: #ffffff; background: rgba(255,255,255,.14); }
.hero-points { display: flex; flex-wrap: wrap; gap: 10px 18px; padding: 0; margin: 0; list-style: none; color: #dcecf4; font-size: 14px; font-weight: 700; }
.hero-points li::before { margin-right: 7px; color: var(--gold); content: "●"; }

.trust-strip { padding-top: 30px; padding-bottom: 30px; border-bottom: 1px solid var(--line); background: #ffffff; }
.proof-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 18px; }
.proof-item { display: flex; gap: 12px; align-items: flex-start; padding-right: 16px; border-right: 1px solid var(--line); }
.proof-item:last-child { border-right: 0; }
.proof-icon { display: inline-grid; flex: 0 0 34px; place-items: center; width: 34px; height: 34px; border-radius: 9px; color: var(--blue); background: #e5f4fb; font-size: 17px; font-weight: 900; }
.proof-item strong { display: block; color: var(--navy); font-size: 15px; }
.proof-item span { display: block; color: var(--steel); font-size: 13px; line-height: 1.45; }

.grid, .service-grid, .product-grid, .product-variant-grid, .process-grid { display: grid; gap: 22px; }
.grid, .service-grid { grid-template-columns: repeat(3, 1fr); }
.grid.two, .product-grid { grid-template-columns: repeat(2, 1fr); }
.product-variant-grid { grid-template-columns: repeat(4, 1fr); }
.card { position: relative; padding: 25px; overflow: hidden; border: 1px solid var(--line); border-radius: var(--radius); background: #ffffff; box-shadow: 0 7px 16px rgba(7,27,42,.035); }
.card::before { position: absolute; top: 0; left: 0; width: 48px; height: 3px; content: ""; background: var(--cyan); }
.card p { color: var(--steel); }
.card a { font-weight: 800; text-decoration: none; }
.service-card, .product-card, .project-card { overflow: hidden; border: 1px solid var(--line); border-radius: var(--radius); background: #ffffff; box-shadow: 0 8px 20px rgba(7,27,42,.07); }
.service-card img { display: block; width: 100%; height: 205px; object-fit: cover; }
.service-card > div, .product-card > div { padding: 25px; }
.service-card p, .product-card p { color: var(--steel); }
.service-card a, .product-card a { font-weight: 900; text-decoration: none; }
.product-card { position: relative; min-height: 420px; color: #ffffff; background: var(--navy); }
.product-card img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; opacity: .62; }
.product-card::after { position: absolute; inset: 0; content: ""; background: linear-gradient(180deg, rgba(7,27,42,.05) 0%, rgba(7,27,42,.96) 92%); }
.product-card > div { position: relative; z-index: 1; display: flex; flex-direction: column; align-items: flex-start; justify-content: flex-end; min-height: 420px; }
.product-card h3 { color: #ffffff; font-size: 28px; }
.product-card p { max-width: 480px; color: #e2eef4; }
.product-card a { color: var(--gold); }
.mini-list { display: flex; flex-wrap: wrap; gap: 8px; padding: 0; margin: 8px 0 18px; list-style: none; }
.mini-list li { padding: 5px 8px; border: 1px solid rgba(255,255,255,.32); border-radius: 999px; color: #ffffff; font-size: 12px; font-weight: 700; }

.muted { background: var(--paper); }
.gallery, .project-gallery { display: grid; grid-template-columns: repeat(12, 1fr); gap: 18px; }
.gallery figure { grid-column: span 6; margin: 0; overflow: hidden; border-radius: var(--radius); background: #ffffff; box-shadow: 0 8px 20px rgba(7,27,42,.06); }
.gallery img { display: block; width: 100%; height: 300px; object-fit: cover; }
.gallery figcaption { padding: 13px 16px; color: var(--steel); font-size: 14px; }
.project-card { position: relative; grid-column: span 4; min-height: 270px; }
.project-card.wide { grid-column: span 8; }
.project-card > a { display: block; height: 100%; color: inherit; text-decoration: none; }
.project-card img { width: 100%; height: 100%; min-height: 270px; object-fit: cover; }
.project-card > div, .project-card > a > div { position: absolute; right: 0; bottom: 0; left: 0; padding: 22px; color: #ffffff; background: linear-gradient(180deg, transparent, rgba(7,27,42,.92)); }
.project-card h3 { margin: 0 0 4px; color: #ffffff; font-size: 19px; }
.project-card p { margin: 0; color: #d9e8f1; font-size: 14px; }
.project-card p + a { display: inline-block; margin-top: 10px; color: #ffffff; font-size: 14px; font-weight: 850; text-decoration: none; }
.project-card p + a:hover { text-decoration: underline; }

.process-grid { grid-template-columns: repeat(4, 1fr); counter-reset: process; }
.process-step { position: relative; padding: 26px 20px 21px; border-left: 1px solid var(--line); }
.process-step:first-child { border-left: 0; }
.step-index { display: grid; width: 32px; height: 32px; place-items: center; margin-bottom: 15px; border-radius: 50%; color: var(--navy); background: var(--gold); font-size: 13px; font-weight: 900; }
.process-step p { color: var(--steel); font-size: 15px; }

.cta-band { position: relative; overflow: hidden; color: #ffffff; background: var(--navy); }
.cta-band::after { position: absolute; inset: 0; content: ""; opacity: .28; background-image: linear-gradient(90deg, rgba(91,219,255,.5) 1px, transparent 1px), linear-gradient(rgba(91,219,255,.5) 1px, transparent 1px); background-size: 26px 26px; }
.cta-band > * { position: relative; z-index: 1; }
.cta-band h2 { color: #ffffff; }
.cta-band p { max-width: 720px; color: #c5dbe8; font-size: 18px; }
.coverage-shell { padding: 28px; border: 1px solid var(--line); border-radius: var(--radius); background: #ffffff; }
.chips { display: flex; flex-wrap: wrap; gap: 8px; }
.chips a { display: inline-flex; align-items: center; min-height: 36px; padding: 0 11px; border: 1px solid #cbd9e2; border-radius: 999px; color: #24516d; background: #ffffff; font-size: 13px; font-weight: 750; text-decoration: none; }
.chips a:hover { color: var(--blue); border-color: var(--cyan); background: #f1fbff; }

.faq { background: #ffffff; }
.faq details { max-width: 920px; padding: 18px 0; border-top: 1px solid var(--line); }
.faq details:last-child { border-bottom: 1px solid var(--line); }
.faq summary { cursor: pointer; color: var(--navy); font-size: 17px; font-weight: 850; }
.faq p { max-width: 860px; padding-top: 12px; color: var(--steel); }
.longform { max-width: 980px; padding: 76px 30px; margin: 0 auto; }
.longform h2 { margin-top: 60px; }
.longform h2:first-child { margin-top: 0; }
.longform h3 { margin-top: 36px; font-size: 24px; }
.longform p, .longform li { color: #354b5a; font-size: 17px; }
.longform ul, .longform ol { padding-left: 26px; margin: 0 0 24px; }
.longform strong { color: var(--navy); }

.site-footer { color: #c7d9e5; background: #061825; }
.site-footer a { color: #ffffff; }
.footer-inner { padding-top: 58px; padding-bottom: 28px; }
.footer-grid { display: grid; grid-template-columns: 1.4fr 1fr 1fr; gap: 38px; }
.footer-brand { margin-bottom: 13px; color: #ffffff; font-size: 21px; font-weight: 900; letter-spacing: -.04em; }
.footer-brand span { color: #58c8ee; }
.footer-grid h2 { margin: 0 0 13px; color: #ffffff; font-size: 16px; letter-spacing: 0; }
.footer-grid p, .footer-grid li { color: #c7d9e5; font-size: 14px; }
.footer-links { padding: 0; margin: 0; list-style: none; }
.footer-links li { margin: 7px 0; }
.footer-links a { text-decoration: none; }
.footer-bottom { display: flex; align-items: center; justify-content: space-between; gap: 20px; padding-top: 24px; margin-top: 28px; border-top: 1px solid rgba(255,255,255,.14); color: #9bb7c8; font-size: 12px; }

@media (max-width: 900px) {
  .nav-links, .nav-cta { display: none; }
  .mobile-menu { display: block; margin-left: auto; }
  .mobile-menu summary { padding: 9px 12px; border: 1px solid var(--line); border-radius: 8px; color: var(--navy); font-size: 14px; font-weight: 900; list-style: none; cursor: pointer; }
  .mobile-menu summary::-webkit-details-marker { display: none; }
  .mobile-menu nav { position: absolute; top: calc(100% + 8px); right: 20px; display: grid; width: min(290px, calc(100vw - 40px)); padding: 10px; border: 1px solid var(--line); border-radius: 12px; background: #ffffff; box-shadow: var(--shadow); }
  .mobile-menu a { padding: 11px; color: var(--navy); font-weight: 800; text-decoration: none; }
  .mobile-menu a:last-child { border-radius: 8px; color: var(--navy); background: var(--gold); }
  .proof-grid, .process-grid { grid-template-columns: repeat(2, 1fr); }
  .product-variant-grid { grid-template-columns: repeat(2, 1fr); }
  .proof-item:nth-child(2) { border-right: 0; }
  .proof-item:nth-child(n+3) { padding-top: 15px; border-top: 1px solid var(--line); }
  .process-step:nth-child(3) { border-left: 0; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .footer-grid > :first-child { grid-column: span 2; }
}

@media (max-width: 700px) {
  .topline-inner { min-height: 32px; font-size: 11px; }
  .topline-inner span { display: none; }
  .topline-inner { justify-content: flex-end; }
  .site-nav { min-height: 66px; }
  main > section { padding: 52px 20px; }
  h1 { font-size: clamp(36px, 11vw, 52px); }
  h2 { font-size: 30px; }
  .home-hero { min-height: 600px; background-position: 62% center; }
  .hero-actions { display: grid; grid-template-columns: 1fr; }
  .cta { width: 100%; }
  .hero-points { display: grid; }
  .grid, .grid.two, .service-grid, .product-grid, .product-variant-grid, .proof-grid, .process-grid { grid-template-columns: 1fr; }
  .proof-item, .proof-item:nth-child(2), .proof-item:nth-child(n+3), .process-step, .process-step:nth-child(3) { padding: 13px 0; border-top: 1px solid var(--line); border-right: 0; border-left: 0; }
  .proof-item:first-child, .process-step:first-child { padding-top: 0; border-top: 0; }
  .gallery { grid-template-columns: 1fr; }
  .gallery figure, .project-card, .project-card.wide { grid-column: auto; }
  .gallery img { height: 250px; }
  .project-card, .project-card.wide { min-height: 240px; }
  .project-card img { min-height: 240px; }
  .product-card, .product-card > div { min-height: 385px; }
  .footer-grid, .footer-grid > :first-child { grid-template-columns: 1fr; grid-column: auto; }
  .footer-bottom { display: block; }
  .footer-bottom span { display: block; margin-top: 7px; }
  .longform { padding: 58px 20px; }
  .longform p, .longform li { font-size: 16px; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { transition-duration: .01ms !important; animation-duration: .01ms !important; }
}
/* Şeffaf arka planlı ürün renderları, kaplama ve panel gövdesini kırpmadan
   karşılaştırmak için nötr bir yüzey üzerinde sunulur. */
.product-catalog { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 20px; }
.catalog-card { overflow: hidden; border: 1px solid var(--line); border-radius: var(--radius); background: #ffffff; box-shadow: 0 8px 20px rgba(7,27,42,.06); }
.catalog-visual { display: flex; align-items: center; justify-content: center; min-height: 235px; padding: 18px; background: linear-gradient(135deg, #eef4f7, #fafdff); }
.catalog-visual img { display: block; width: 100%; height: 205px; object-fit: contain; }
.catalog-copy { padding: 20px 21px 22px; }
.catalog-copy h3 { min-height: 48px; margin-top: 12px; font-size: 19px; }
.catalog-copy p { margin: 0; color: var(--steel); font-size: 14px; line-height: 1.55; }
.catalog-copy p + a { display: inline-block; margin-top: 11px; font-size: 14px; font-weight: 850; text-decoration: none; }
.catalog-tags { display: flex; flex-wrap: wrap; gap: 6px; }
.catalog-tags span { padding: 4px 8px; border-radius: 999px; color: #24516d; background: #e7f4fa; font-size: 11px; font-weight: 850; line-height: 1.25; }
@media (max-width: 900px) { .product-catalog { grid-template-columns: repeat(2, minmax(0, 1fr)); } }
@media (max-width: 700px) { .product-catalog { grid-template-columns: 1fr; } }