/* ==========================================================================
   Orion Proje — site stilleri
   Renkler logodan alındı: lacivert #1A355B, açık mavi #6887B4
   ========================================================================== */

:root {
  --navy-950: #061327;
  --navy-900: #0a1f3d;
  --navy-800: #102a4f;
  --navy-700: #1a355b;
  --navy-600: #24477a;
  --blue-500: #3f74bd;
  --blue-400: #6887b4;
  --blue-300: #9cb8e0;
  --blue-200: #c9d9ef;
  --blue-100: #e7eef8;
  --blue-50: #f3f7fc;
  --amber: #f2b34a;
  --ink: #0d1a2e;
  --text: #2a384c;
  --muted: #5b697e;
  --line: #dce4ef;
  --bg: #ffffff;
  --bg-alt: #f4f7fb;
  --ok: #1f7a4d;
  --err: #b42318;

  --font: "Barlow", "Segoe UI", system-ui, -apple-system, Roboto, Arial, sans-serif;
  --font-head: "Barlow Semi Condensed", "Barlow", "Segoe UI", system-ui, sans-serif;

  --container: 1240px;
  --gutter: clamp(16px, 4vw, 40px);
  --radius: 14px;
  --radius-sm: 8px;
  --shadow-sm: 0 1px 2px rgba(10, 31, 61, .06), 0 2px 8px rgba(10, 31, 61, .05);
  --shadow: 0 10px 30px -12px rgba(10, 31, 61, .25);
  --shadow-lg: 0 30px 60px -20px rgba(10, 31, 61, .35);
  --header-h: 76px;
  --ease: cubic-bezier(.2, .7, .2, 1);
}

/* ---------- temel ---------- */
*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; scroll-padding-top: calc(var(--header-h) + 12px); }
body {
  margin: 0;
  font-family: var(--font);
  font-size: 17px;
  line-height: 1.65;
  color: var(--text);
  background: var(--bg);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  overflow-x: hidden;
}
img, svg, video { display: block; max-width: 100%; }
img { height: auto; }
a { color: var(--blue-500); text-decoration-thickness: 1px; text-underline-offset: 3px; }
a:hover { color: var(--navy-700); }
h1, h2, h3, h4 { font-family: var(--font-head); color: var(--ink); line-height: 1.12; margin: 0 0 .5em; letter-spacing: -.005em; }
h1 { font-size: clamp(2.3rem, 5.4vw, 4.4rem); font-weight: 700; }
h2 { font-size: clamp(1.9rem, 3.6vw, 2.9rem); font-weight: 700; }
h3 { font-size: clamp(1.25rem, 1.9vw, 1.5rem); font-weight: 600; }
h4 { font-size: 1.1rem; font-weight: 600; }
p { margin: 0 0 1em; }
ul, ol { margin: 0 0 1em; padding-left: 1.2em; }
strong { color: var(--ink); font-weight: 600; }
::selection { background: var(--blue-200); color: var(--ink); }
:focus-visible { outline: 3px solid var(--amber); outline-offset: 3px; border-radius: 4px; }

.container { width: 100%; max-width: calc(var(--container) + 2 * var(--gutter)); margin: 0 auto; padding: 0 var(--gutter); }
.sr-only { position: absolute !important; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; border: 0; }
.skip-link { position: absolute; left: 12px; top: -60px; z-index: 200; background: var(--amber); color: var(--ink); padding: 10px 16px; border-radius: 8px; font-weight: 600; text-decoration: none; transition: top .2s; }
.skip-link:focus { top: 12px; }
.muted { color: var(--muted); }
.nowrap { white-space: nowrap; }

/* ---------- butonlar ---------- */
.btn {
  --btn-bg: var(--navy-700); --btn-fg: #fff; --btn-bd: var(--navy-700);
  display: inline-flex; align-items: center; justify-content: center; gap: .55em;
  min-height: 50px; padding: .7em 1.5em;
  font: 600 1rem/1.2 var(--font); letter-spacing: .01em;
  color: var(--btn-fg); background: var(--btn-bg); border: 1.5px solid var(--btn-bd); border-radius: 999px;
  text-decoration: none; cursor: pointer;
  transition: transform .25s var(--ease), background-color .25s, color .25s, border-color .25s, box-shadow .25s;
}
.btn:hover { color: var(--btn-fg); transform: translateY(-2px); box-shadow: var(--shadow); }
.btn svg { width: 18px; height: 18px; flex: none; transition: transform .25s var(--ease); }
.btn:hover svg { transform: translateX(3px); }
.btn--light { --btn-bg: #fff; --btn-fg: var(--navy-800); --btn-bd: #fff; }
.btn--ghost { --btn-bg: transparent; --btn-fg: #fff; --btn-bd: rgba(255, 255, 255, .55); }
.btn--ghost:hover { --btn-bg: rgba(255, 255, 255, .1); --btn-bd: #fff; }
.btn--outline { --btn-bg: transparent; --btn-fg: var(--navy-700); --btn-bd: var(--blue-200); }
.btn--outline:hover { --btn-bd: var(--navy-700); }
.btn--sm { min-height: 40px; padding: .45em 1.1em; font-size: .93rem; }

.link-arrow { display: inline-flex; align-items: center; gap: .45em; font-weight: 600; color: var(--navy-700); text-decoration: none; }
.link-arrow svg { width: 18px; height: 18px; transition: transform .25s var(--ease); }
.link-arrow:hover svg { transform: translateX(4px); }

/* ---------- üst menü ---------- */
.site-header {
  position: fixed; inset: 0 0 auto 0; z-index: 100;
  height: calc(var(--header-h) + env(safe-area-inset-top, 0px)); padding-top: env(safe-area-inset-top, 0px);
  color: #fff; transition: background-color .35s, box-shadow .35s, height .35s, color .35s;
}
.site-header::before {
  content: ""; position: absolute; inset: 0 0 -40px 0; pointer-events: none;
  background: linear-gradient(to bottom, rgba(6, 19, 39, .55), rgba(6, 19, 39, 0));
  transition: opacity .35s;
}
.site-header.is-scrolled, body.menu-open .site-header { background: rgba(255, 255, 255, .97); color: var(--ink); box-shadow: 0 1px 0 var(--line), 0 8px 24px -16px rgba(10, 31, 61, .35); }
.site-header.is-scrolled::before, body.menu-open .site-header::before { opacity: 0; }
@supports (backdrop-filter: blur(8px)) { .site-header.is-scrolled { background: rgba(255, 255, 255, .88); backdrop-filter: saturate(160%) blur(12px); } }
.header-inner { position: relative; height: 100%; display: flex; align-items: center; justify-content: space-between; gap: 24px; }
.brand { position: relative; display: block; width: 150px; height: 52px; flex: none; }
.brand-logo { position: absolute; inset: 0; width: 150px; height: 52px; object-fit: contain; transition: opacity .35s; }
.brand-logo--dark { opacity: 0; }
.site-header.is-scrolled .brand-logo--light { opacity: 0; }
.site-header.is-scrolled .brand-logo--dark { opacity: 1; }

.main-nav { display: flex; align-items: center; gap: 28px; }
.main-nav ul { list-style: none; margin: 0; padding: 0; display: flex; align-items: center; gap: 4px; }
.main-nav a.nav-link {
  position: relative; display: block; padding: 10px 14px; color: inherit; text-decoration: none;
  font-weight: 500; font-size: 1rem; letter-spacing: .01em; border-radius: 8px;
}
.main-nav a.nav-link::after {
  content: ""; position: absolute; left: 14px; right: 14px; bottom: 4px; height: 2px; border-radius: 2px;
  background: var(--amber); transform: scaleX(0); transform-origin: left; transition: transform .3s var(--ease);
}
.main-nav a.nav-link:hover::after, .main-nav a.nav-link[aria-current="page"]::after { transform: scaleX(1); }
.main-nav .nav-cta { margin-left: 8px; }
.site-header:not(.is-scrolled) .nav-cta .btn { --btn-bg: rgba(255, 255, 255, .12); --btn-bd: rgba(255, 255, 255, .5); }
.site-header.is-scrolled .nav-cta .btn { --btn-bg: var(--navy-700); --btn-bd: var(--navy-700); --btn-fg: #fff; }

.lang-switch { display: flex; align-items: center; gap: 2px; font-weight: 600; font-size: .92rem; letter-spacing: .04em; }
.lang-switch a, .lang-switch span { padding: 6px 8px; color: inherit; text-decoration: none; border-radius: 6px; opacity: .65; }
.lang-switch a:hover { opacity: 1; }
.lang-switch [aria-current="true"] { opacity: 1; }
.lang-switch .sep { padding: 0; opacity: .35; }

.nav-toggle { display: none; position: relative; width: 48px; height: 48px; margin-right: -8px; border: 0; background: transparent; color: inherit; cursor: pointer; border-radius: 10px; }
.nav-toggle .bars, .nav-toggle .bars::before, .nav-toggle .bars::after {
  position: absolute; left: 13px; width: 22px; height: 2px; background: currentColor; border-radius: 2px; content: "";
  transition: transform .3s var(--ease), opacity .2s, top .3s var(--ease);
}
.nav-toggle .bars { top: 23px; }
.nav-toggle .bars::before { left: 0; top: -7px; }
.nav-toggle .bars::after { left: 0; top: 7px; }
.nav-toggle[aria-expanded="true"] .bars { background: transparent; }
.nav-toggle[aria-expanded="true"] .bars::before { top: 0; transform: rotate(45deg); }
.nav-toggle[aria-expanded="true"] .bars::after { top: 0; transform: rotate(-45deg); }

@media (max-width: 1020px) {
  :root { --header-h: 68px; }
  .brand, .brand-logo { width: 130px; height: 45px; }
  .nav-toggle { display: block; z-index: 2; }
  .main-nav {
    position: fixed; inset: calc(var(--header-h) + env(safe-area-inset-top, 0px)) 0 0 0; z-index: 1;
    flex-direction: column; align-items: stretch; justify-content: flex-start; gap: 0;
    padding: 18px var(--gutter) 40px; background: var(--navy-900); color: #fff; overflow-y: auto;
    opacity: 0; visibility: hidden; transform: translateY(-8px);
    transition: opacity .3s, transform .3s var(--ease), visibility 0s .3s;
  }
  body.menu-open .main-nav { opacity: 1; visibility: visible; transform: none; transition: opacity .3s, transform .3s var(--ease); }
  .main-nav ul { flex-direction: column; align-items: stretch; gap: 0; }
  .main-nav li { border-bottom: 1px solid rgba(255, 255, 255, .1); }
  .main-nav a.nav-link { padding: 18px 4px; font-family: var(--font-head); font-size: 1.6rem; font-weight: 600; }
  .main-nav a.nav-link::after { left: 4px; right: auto; width: 40px; bottom: 10px; }
  .main-nav .nav-cta { margin: 26px 0 0; border: 0; }
  .main-nav .nav-cta .btn { width: 100%; --btn-bg: #fff !important; --btn-fg: var(--navy-800) !important; --btn-bd: #fff !important; }
  .lang-switch { margin-top: 22px; font-size: 1.05rem; }
  .main-nav .nav-contact { display: block; margin-top: 28px; color: var(--blue-300); font-size: .98rem; line-height: 1.8; }
  .main-nav .nav-contact a { color: #fff; text-decoration: none; }
  body.menu-open { overflow: hidden; }
  body.menu-open .site-header .brand-logo--light { opacity: 0; }
  body.menu-open .site-header .brand-logo--dark { opacity: 1; }
}
@media (min-width: 1021px) { .main-nav .nav-contact { display: none; } }

/* ---------- ana sayfa hero ---------- */
.hero {
  position: relative; isolation: isolate; overflow: hidden;
  min-height: 100vh; min-height: 100svh; display: flex; align-items: flex-end;
  color: #fff; background: var(--navy-900);
}
.hero-media { position: absolute; inset: 0; z-index: -2; }
.hero-media img { width: 100%; height: 100%; object-fit: cover; object-position: 50% 55%; transform-origin: 60% 60%; animation: kenburns 28s ease-in-out infinite alternate; }
@keyframes kenburns { from { transform: scale(1.02); } to { transform: scale(1.14) translate(-1.5%, -1%); } }
.hero::after {
  content: ""; position: absolute; inset: 0; z-index: -1;
  background:
    linear-gradient(100deg, rgba(6, 19, 39, .88) 0%, rgba(6, 19, 39, .62) 38%, rgba(6, 19, 39, .12) 72%),
    linear-gradient(to top, rgba(6, 19, 39, .85) 0%, rgba(6, 19, 39, 0) 45%);
}
.hero-inner { width: 100%; padding-top: calc(var(--header-h) + 60px); padding-bottom: clamp(110px, 16vh, 170px); }
.hero-content { max-width: 760px; }
.eyebrow {
  display: inline-flex; align-items: center; gap: 12px; margin-bottom: 18px;
  font: 600 .86rem/1.2 var(--font); letter-spacing: .16em; text-transform: uppercase; color: var(--blue-500);
}
.eyebrow::before { content: ""; width: 34px; height: 2px; background: currentColor; border-radius: 2px; }
.hero .eyebrow, .on-dark .eyebrow { color: var(--blue-300); }
@media (max-width: 520px) { .eyebrow { font-size: .76rem; letter-spacing: .12em; gap: 10px; } .eyebrow::before { width: 22px; } }
.hero h1 { color: #fff; margin-bottom: .32em; text-wrap: balance; }
.hero h1 em { font-style: normal; color: var(--blue-300); }
.hero-tags { display: flex; flex-wrap: wrap; align-items: center; gap: 6px 14px; margin: 0 0 22px; padding: 0; list-style: none; font: 500 clamp(1.05rem, 1.8vw, 1.35rem)/1.3 var(--font-head); letter-spacing: .06em; text-transform: lowercase; color: #fff; }
.hero-tags li { display: flex; align-items: center; gap: 14px; }
.hero-tags li + li::before { content: ""; width: 6px; height: 6px; border-radius: 50%; background: var(--amber); }
.hero-lead { max-width: 620px; font-size: clamp(1.05rem, 1.45vw, 1.22rem); color: rgba(255, 255, 255, .86); margin-bottom: 32px; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 14px; }
.hero-road { position: absolute; left: 0; right: 0; bottom: -2px; z-index: 0; pointer-events: none; }
.hero-road svg { width: 100%; height: clamp(70px, 11vw, 130px); }
.hero-road .asphalt { fill: #fff; }
.hero-road .lane { fill: none; stroke: var(--amber); stroke-width: 3; stroke-dasharray: 26 22; stroke-linecap: round; animation: lane 2.6s linear infinite; opacity: .9; }
@keyframes lane { to { stroke-dashoffset: -96; } }
.scroll-cue { position: absolute; right: var(--gutter); bottom: clamp(100px, 14vh, 150px); display: flex; flex-direction: column; align-items: center; gap: 10px; font-size: .74rem; letter-spacing: .2em; text-transform: uppercase; color: rgba(255, 255, 255, .7); writing-mode: vertical-rl; text-decoration: none; }
.scroll-cue::after { content: ""; width: 1px; height: 54px; background: linear-gradient(to bottom, rgba(255, 255, 255, .8), transparent); animation: cue 2s ease-in-out infinite; }
@keyframes cue { 0% { transform: scaleY(0); transform-origin: top; } 45% { transform: scaleY(1); transform-origin: top; } 55% { transform: scaleY(1); transform-origin: bottom; } 100% { transform: scaleY(0); transform-origin: bottom; } }
@media (max-width: 700px) { .scroll-cue { display: none; } .hero::after { background: linear-gradient(to top, rgba(6, 19, 39, .92) 8%, rgba(6, 19, 39, .45) 60%, rgba(6, 19, 39, .55) 100%); } }

/* giriş animasyonu */
.js .hero [data-hero] { opacity: 0; transform: translateY(26px); animation: heroIn .9s var(--ease) forwards; animation-delay: calc(var(--d, 0) * 120ms + 150ms); }
@keyframes heroIn { to { opacity: 1; transform: none; } }

/* ---------- iç sayfa başlığı ---------- */
.page-hero { position: relative; isolation: isolate; overflow: hidden; color: #fff; background: var(--navy-900); padding: calc(var(--header-h) + clamp(56px, 9vw, 110px)) 0 clamp(64px, 9vw, 120px); }
.page-hero-media { position: absolute; inset: 0; z-index: -2; }
.page-hero-media img { width: 100%; height: 100%; object-fit: cover; transform: scale(1.04); animation: kenburns 30s ease-in-out infinite alternate; }
.page-hero::after { content: ""; position: absolute; inset: 0; z-index: -1; background: linear-gradient(100deg, rgba(6, 19, 39, .9) 0%, rgba(6, 19, 39, .62) 50%, rgba(6, 19, 39, .35) 100%); }
.page-hero h1 { color: #fff; font-size: clamp(2.2rem, 5vw, 3.8rem); margin-bottom: .25em; }
.page-hero .lead { max-width: 680px; font-size: clamp(1.05rem, 1.5vw, 1.2rem); color: rgba(255, 255, 255, .85); margin: 0; }
.breadcrumb { display: flex; flex-wrap: wrap; gap: 8px; margin: 0 0 18px; padding: 0; list-style: none; font-size: .9rem; color: rgba(255, 255, 255, .7); }
.breadcrumb a { color: rgba(255, 255, 255, .85); text-decoration: none; }
.breadcrumb a:hover { color: #fff; text-decoration: underline; }
.breadcrumb li + li::before { content: "/"; margin-right: 8px; opacity: .5; }
.page-hero .blueprint-lines { position: absolute; right: -40px; bottom: -30px; width: min(560px, 55vw); opacity: .16; z-index: -1; stroke: #fff; }

/* ---------- bölümler ---------- */
.section { padding: clamp(72px, 10vw, 128px) 0; position: relative; }
.section--tight { padding: clamp(56px, 7vw, 88px) 0; }
.section--alt { background: var(--bg-alt); }
.section--navy { background: var(--navy-900); color: rgba(255, 255, 255, .82); }
.section--navy h2, .section--navy h3 { color: #fff; }
.section--navy strong { color: #fff; }
.section-head { max-width: 760px; margin-bottom: clamp(36px, 5vw, 56px); }
.section-head.center { margin-left: auto; margin-right: auto; text-align: center; }
.section-head.center .eyebrow { justify-content: center; }
.section-head .lead, .lead { font-size: clamp(1.05rem, 1.4vw, 1.18rem); color: var(--muted); }
.section--navy .lead { color: rgba(255, 255, 255, .72); }
.split { display: grid; grid-template-columns: 1fr 1fr; gap: clamp(32px, 6vw, 88px); align-items: center; }
.split--wide-left { grid-template-columns: 1.15fr .85fr; }
@media (max-width: 900px) { .split, .split--wide-left { grid-template-columns: 1fr; } }

/* ---------- rakamlar ---------- */
.stats { position: relative; background: var(--navy-900); color: #fff; overflow: hidden; }
.stats::before { content: ""; position: absolute; inset: 0; background: radial-gradient(1200px 400px at 85% -20%, rgba(63, 116, 189, .35), transparent 60%), radial-gradient(800px 300px at -10% 120%, rgba(104, 135, 180, .22), transparent 60%); pointer-events: none; }
.stats-grid { position: relative; display: grid; grid-template-columns: repeat(4, 1fr); }
.stat { padding: clamp(34px, 5vw, 56px) clamp(14px, 2.4vw, 32px); text-align: center; border-left: 1px solid rgba(255, 255, 255, .12); }
.stat:first-child { border-left: 0; }
.stat-num { display: block; font: 700 clamp(2.8rem, 6vw, 4.6rem)/1 var(--font-head); color: var(--blue-300); letter-spacing: -.01em; font-variant-numeric: tabular-nums; }
.stat-label { display: block; margin-top: 12px; font: 600 .95rem/1.35 var(--font); letter-spacing: .1em; text-transform: uppercase; color: #fff; }
.stat-sub { display: block; margin-top: 4px; font-size: .85rem; color: rgba(255, 255, 255, .55); letter-spacing: .06em; }
@media (max-width: 760px) {
  .stats-grid { grid-template-columns: 1fr 1fr; }
  .stat { border-left: 0; border-top: 1px solid rgba(255, 255, 255, .12); }
  .stat:nth-child(-n+2) { border-top: 0; }
  .stat:nth-child(2n) { border-left: 1px solid rgba(255, 255, 255, .12); }
}

/* ---------- biz kimiz (ana sayfa) ---------- */
.about-visual { position: relative; }
.about-visual .img-main { border-radius: var(--radius); box-shadow: var(--shadow-lg); width: 100%; aspect-ratio: 4 / 3; object-fit: cover; }
.about-visual .badge-year {
  position: absolute; left: -18px; bottom: -22px; background: var(--navy-700); color: #fff; border-radius: var(--radius);
  padding: 20px 24px; box-shadow: var(--shadow); line-height: 1.1;
}
.about-visual .badge-year b { display: block; font: 700 2.6rem/1 var(--font-head); color: var(--blue-300); }
.about-visual .badge-year span { font-size: .85rem; letter-spacing: .1em; text-transform: uppercase; }
@media (max-width: 600px) { .about-visual .badge-year { left: 12px; bottom: -18px; padding: 14px 18px; } .about-visual .badge-year b { font-size: 2rem; } }
.check-list { list-style: none; padding: 0; margin: 1.2em 0 1.6em; display: grid; gap: 10px; }
.check-list li { position: relative; padding-left: 32px; }
.check-list li::before { content: ""; position: absolute; left: 0; top: .32em; width: 20px; height: 20px; border-radius: 50%; background: var(--blue-100) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%231a355b' stroke-width='3' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M5 12.5l4.5 4.5L19 7.5'/%3E%3C/svg%3E") center / 13px no-repeat; }
.on-dark .check-list li::before, .section--navy .check-list li::before { background-color: rgba(156, 184, 224, .18); background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%239cb8e0' stroke-width='3' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M5 12.5l4.5 4.5L19 7.5'/%3E%3C/svg%3E"); }

/* ---------- hizmet kartları ---------- */
.service-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; }
@media (max-width: 1000px) { .service-grid { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 640px) { .service-grid { grid-template-columns: 1fr; } }
.service-card {
  position: relative; display: flex; flex-direction: column; gap: 10px; padding: 30px 28px 28px;
  background: #fff; border: 1px solid var(--line); border-radius: var(--radius); color: var(--text); text-decoration: none;
  transition: transform .35s var(--ease), box-shadow .35s var(--ease), border-color .35s;
  overflow: hidden;
}
.service-card::after { content: ""; position: absolute; left: 0; top: 0; height: 3px; width: 100%; background: linear-gradient(90deg, var(--navy-700), var(--blue-400)); transform: scaleX(0); transform-origin: left; transition: transform .45s var(--ease); }
.service-card:hover { transform: translateY(-6px); box-shadow: var(--shadow); border-color: transparent; color: var(--text); }
.service-card:hover::after { transform: scaleX(1); }
.service-icon { width: 58px; height: 58px; border-radius: 14px; display: grid; place-items: center; background: var(--blue-50); color: var(--navy-700); margin-bottom: 8px; transition: background-color .35s, color .35s; }
.service-icon svg { width: 32px; height: 32px; fill: none; stroke: currentColor; stroke-width: 1.6; stroke-linecap: round; stroke-linejoin: round; }
.service-card:hover .service-icon { background: var(--navy-700); color: #fff; }
.service-card h3 { margin: 0; font-size: 1.32rem; }
.service-card p { margin: 0; color: var(--muted); font-size: .98rem; }
.service-card .link-arrow { margin-top: auto; padding-top: 8px; font-size: .95rem; }

/* ---------- proje kartları ---------- */
.project-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
@media (max-width: 1000px) { .project-grid { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 640px) { .project-grid { grid-template-columns: 1fr; } }
.project-card { position: relative; display: block; border-radius: var(--radius); overflow: hidden; background: var(--navy-900); color: #fff; text-decoration: none; isolation: isolate; aspect-ratio: 4 / 3.3; box-shadow: var(--shadow-sm); }
.project-card img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; z-index: -2; transition: transform 1.1s var(--ease); }
.project-card::after { content: ""; position: absolute; inset: 0; z-index: -1; background: linear-gradient(to top, rgba(6, 19, 39, .95) 0%, rgba(6, 19, 39, .55) 42%, rgba(6, 19, 39, 0) 72%); transition: background-color .4s; }
.project-card:hover img { transform: scale(1.07); }
.project-card:hover { color: #fff; }
.project-card .pc-body { position: absolute; left: 0; right: 0; bottom: 0; padding: 24px 24px 22px; }
.project-card .pc-meta { font-size: .82rem; letter-spacing: .12em; text-transform: uppercase; color: var(--blue-300); margin-bottom: 6px; }
.project-card h3 { color: #fff; margin: 0 0 6px; font-size: 1.4rem; }
.project-card .pc-fact { margin: 0; font-size: .95rem; color: rgba(255, 255, 255, .8); }
.project-card .pc-more { display: inline-flex; align-items: center; gap: 6px; margin-top: 12px; font-weight: 600; font-size: .9rem; color: #fff; opacity: 0; transform: translateY(6px); transition: opacity .35s, transform .35s var(--ease); }
.project-card .pc-more svg { width: 16px; height: 16px; }
.project-card:hover .pc-more, .project-card:focus-visible .pc-more { opacity: 1; transform: none; }
@media (hover: none) { .project-card .pc-more { opacity: 1; transform: none; } }
.project-grid--feature .project-card:first-child { grid-column: span 2; grid-row: span 2; aspect-ratio: auto; min-height: 100%; }
.project-grid--feature .project-card:first-child h3 { font-size: clamp(1.6rem, 2.6vw, 2.2rem); }
@media (max-width: 1000px) { .project-grid--feature .project-card:first-child { grid-column: auto; grid-row: auto; aspect-ratio: 4 / 3.3; min-height: 0; } }

/* ---------- harita ---------- */
.map-section { position: relative; overflow: hidden; }
.map-section::before { content: ""; position: absolute; inset: 0; background: radial-gradient(900px 500px at 60% 40%, rgba(63, 116, 189, .22), transparent 70%); pointer-events: none; }
.map-wrap { position: relative; display: grid; grid-template-columns: 340px 1fr; gap: clamp(24px, 4vw, 56px); align-items: center; }
@media (max-width: 1000px) { .map-wrap { grid-template-columns: 1fr; } }
.country-list { list-style: none; margin: 22px 0 0; padding: 0; display: grid; grid-template-columns: 1fr 1fr; gap: 8px 18px; }
.country-list li { display: flex; align-items: center; gap: 10px; font-weight: 500; color: #fff; font-size: 1rem; }
.country-list li::before { content: ""; width: 8px; height: 8px; border-radius: 50%; background: var(--amber); box-shadow: 0 0 0 4px rgba(242, 179, 74, .18); }
.country-list li.home::before { background: var(--blue-300); box-shadow: 0 0 0 4px rgba(156, 184, 224, .2); }
.world-map { width: 100%; height: auto; overflow: visible; }
.world-map .land path { fill: #15335d; stroke: #0a1f3d; stroke-width: .7; }
.world-map .land-hl path { fill: #2f5b98; stroke: #0a1f3d; stroke-width: .7; transition: fill .4s; }
.world-map .land-hl path.home { fill: #6f95cc; }
.world-map .arcs path { fill: none; stroke: var(--amber); stroke-width: 1.6; stroke-linecap: round; stroke-dasharray: 1; stroke-dashoffset: 0; opacity: .9; }
.world-map .pins .dot { fill: var(--amber); stroke: var(--navy-900); stroke-width: 1.4; }
.world-map .pins .hub .dot { fill: #fff; r: 4.6; }
.world-map .pins .pulse { fill: var(--amber); opacity: .35; transform-box: fill-box; transform-origin: center; }
.world-map .pins .hub .pulse { fill: #fff; }
.world-map .pins text { fill: rgba(255, 255, 255, .92); font: 600 12.5px/1 var(--font); letter-spacing: .02em; paint-order: stroke; stroke: rgba(6, 19, 39, .85); stroke-width: 3px; stroke-linejoin: round; }
.js .world-map .arcs path { stroke-dashoffset: 1; }
.js .world-map.is-visible .arcs path { animation: drawArc 1.4s var(--ease) forwards; animation-delay: calc(var(--i) * 140ms + 200ms); }
.world-map.is-visible .pins .pulse { animation: pulse 2.6s ease-out infinite; }
@keyframes drawArc { to { stroke-dashoffset: 0; } }
@keyframes pulse { 0% { transform: scale(1); opacity: .5; } 100% { transform: scale(3.2); opacity: 0; } }
@media (max-width: 640px) { .world-map .pins text { display: none; } }

/* ---------- kurum adları & üyelikler ---------- */
.client-cloud { display: grid; grid-template-columns: repeat(4, 1fr); border-top: 1px solid var(--line); border-left: 1px solid var(--line); }
.client-cloud li { list-style: none; display: flex; align-items: center; justify-content: center; text-align: center; min-height: 92px; padding: 16px; border-right: 1px solid var(--line); border-bottom: 1px solid var(--line); font: 600 1.02rem/1.25 var(--font-head); color: var(--navy-700); letter-spacing: .01em; transition: background-color .3s, color .3s; }
.client-cloud li:hover { background: var(--navy-700); color: #fff; }
.client-cloud { margin: 0; padding: 0; }
@media (max-width: 900px) { .client-cloud { grid-template-columns: repeat(2, 1fr); } }
.member-row { display: flex; flex-wrap: wrap; align-items: center; justify-content: center; gap: clamp(24px, 5vw, 64px); margin: 0; padding: 0; list-style: none; }
.member-row li { display: flex; align-items: center; }
.member-row img { height: 56px; width: auto; filter: grayscale(1); opacity: .75; transition: filter .3s, opacity .3s; }
.member-row img:hover { filter: none; opacity: 1; }
.member-row .text-member { font: 600 .98rem/1.3 var(--font-head); color: var(--navy-700); max-width: 220px; text-align: left; opacity: .85; }

/* ---------- CTA bandı ---------- */
.cta-band { position: relative; isolation: isolate; overflow: hidden; color: #fff; padding: clamp(72px, 10vw, 120px) 0; background: var(--navy-900); }
.cta-band > img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; z-index: -2; }
.cta-band::after { content: ""; position: absolute; inset: 0; z-index: -1; background: linear-gradient(90deg, rgba(6, 19, 39, .94) 0%, rgba(6, 19, 39, .78) 55%, rgba(6, 19, 39, .45) 100%); }
.cta-band h2 { color: #fff; max-width: 680px; }
.cta-band p { max-width: 600px; color: rgba(255, 255, 255, .82); font-size: 1.12rem; }
.cta-inner { display: flex; flex-wrap: wrap; align-items: flex-end; justify-content: space-between; gap: 32px; }
.cta-contacts { display: grid; gap: 10px; font-size: 1.08rem; }
.cta-contacts a { color: #fff; text-decoration: none; display: inline-flex; align-items: center; gap: 12px; }
.cta-contacts a:hover { color: var(--blue-300); }
.cta-contacts svg { width: 20px; height: 20px; stroke: var(--blue-300); fill: none; stroke-width: 1.8; }

/* ---------- alt bilgi ---------- */
.site-footer { background: var(--navy-950); color: rgba(255, 255, 255, .68); font-size: .97rem; padding-top: clamp(56px, 8vw, 88px); }
.footer-grid { display: grid; grid-template-columns: 1.4fr 1fr 1.1fr 1.3fr; gap: 40px; padding-bottom: 48px; }
@media (max-width: 1000px) { .footer-grid { grid-template-columns: 1fr 1fr; } }
@media (max-width: 600px) { .footer-grid { grid-template-columns: 1fr; gap: 32px; } }
.site-footer h3 { color: #fff; font: 600 .82rem/1.2 var(--font); letter-spacing: .16em; text-transform: uppercase; margin-bottom: 18px; }
.site-footer ul { list-style: none; margin: 0; padding: 0; display: grid; gap: 9px; }
.site-footer a { color: rgba(255, 255, 255, .78); text-decoration: none; }
.site-footer a:hover { color: #fff; text-decoration: underline; }
.footer-logo { width: 170px; height: auto; margin-bottom: 18px; }
.footer-contact li { display: grid; grid-template-columns: 20px 1fr; gap: 12px; align-items: start; }
.footer-contact svg { width: 18px; height: 18px; margin-top: 4px; stroke: var(--blue-300); fill: none; stroke-width: 1.8; stroke-linecap: round; stroke-linejoin: round; }
.footer-bottom { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 12px 24px; padding: 22px 0 28px; border-top: 1px solid rgba(255, 255, 255, .1); font-size: .88rem; color: rgba(255, 255, 255, .5); }
.footer-bottom a { color: rgba(255, 255, 255, .65); }

/* ---------- kurumsal ---------- */
.prose { max-width: 760px; }
.prose p { font-size: 1.07rem; }
.value-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 22px; }
@media (max-width: 760px) { .value-grid { grid-template-columns: 1fr; } }
.value-card { padding: 32px; border-radius: var(--radius); background: #fff; border: 1px solid var(--line); }
.value-card h3 { display: flex; align-items: center; gap: 12px; }
.value-card h3 svg { width: 30px; height: 30px; stroke: var(--blue-500); fill: none; stroke-width: 1.7; stroke-linecap: round; stroke-linejoin: round; flex: none; }
.value-card p:last-child, .value-card ul:last-child { margin-bottom: 0; }
.numbered { counter-reset: n; list-style: none; padding: 0; display: grid; gap: 14px; }
.numbered li { counter-increment: n; position: relative; padding-left: 52px; min-height: 36px; }
.numbered li::before { content: counter(n, decimal-leading-zero); position: absolute; left: 0; top: -2px; font: 700 1.35rem/1.2 var(--font-head); color: var(--blue-400); }
.cert-row { display: flex; flex-wrap: wrap; gap: 14px; margin-top: 8px; }
.cert { display: inline-flex; align-items: center; gap: 12px; padding: 14px 18px; border-radius: 12px; background: var(--blue-50); border: 1px solid var(--blue-100); font-weight: 600; color: var(--navy-700); }
.cert svg { width: 26px; height: 26px; stroke: var(--blue-500); fill: none; stroke-width: 1.7; }
.discipline-list { display: flex; flex-wrap: wrap; gap: 10px; padding: 0; margin: 0; list-style: none; }
.discipline-list li { padding: 8px 16px; border-radius: 999px; background: rgba(156, 184, 224, .12); border: 1px solid rgba(156, 184, 224, .25); color: #fff; font-size: .95rem; }

/* ---------- hizmetler sayfası ---------- */
.service-nav { position: sticky; top: var(--header-h); z-index: 50; background: rgba(255, 255, 255, .95); border-bottom: 1px solid var(--line); }
@supports (backdrop-filter: blur(8px)) { .service-nav { background: rgba(255, 255, 255, .85); backdrop-filter: blur(10px); } }
.service-nav ul { display: flex; gap: 6px; margin: 0; padding: 10px 0; list-style: none; overflow-x: auto; scrollbar-width: none; }
.service-nav ul::-webkit-scrollbar { display: none; }
.service-nav a { display: block; white-space: nowrap; padding: 9px 16px; border-radius: 999px; color: var(--navy-700); text-decoration: none; font-weight: 500; font-size: .95rem; }
.service-nav a:hover, .service-nav a.is-active { background: var(--navy-700); color: #fff; }
.service-block { display: grid; grid-template-columns: 1fr 1fr; gap: clamp(32px, 6vw, 80px); align-items: center; padding: clamp(56px, 8vw, 96px) 0; border-bottom: 1px solid var(--line); }
.service-block:last-child { border-bottom: 0; }
.service-block:nth-child(even) .service-visual { order: -1; }
@media (max-width: 900px) { .service-block { grid-template-columns: 1fr; } .service-block:nth-child(even) .service-visual { order: 0; } }
.service-num { font: 700 1rem/1 var(--font-head); color: var(--blue-400); letter-spacing: .2em; margin-bottom: 14px; display: block; }
.service-visual { position: relative; border-radius: var(--radius); background: var(--blue-50); border: 1px solid var(--blue-100); padding: clamp(20px, 3vw, 36px); overflow: hidden; }
.service-visual::before { content: ""; position: absolute; inset: 0; background-image: linear-gradient(var(--blue-100) 1px, transparent 1px), linear-gradient(90deg, var(--blue-100) 1px, transparent 1px); background-size: 24px 24px; opacity: .7; }
.service-visual svg.blueprint { position: relative; width: 100%; height: auto; }
.blueprint .bp { fill: none; stroke: var(--navy-600); stroke-width: 1.6; stroke-linecap: round; stroke-linejoin: round; }
.blueprint .bp-thin { fill: none; stroke: var(--blue-400); stroke-width: 1; stroke-dasharray: 4 4; }
.blueprint .bp-fill { fill: rgba(104, 135, 180, .14); stroke: var(--navy-600); stroke-width: 1.6; }
.blueprint .bp-accent { fill: none; stroke: var(--amber); stroke-width: 2.2; stroke-linecap: round; }
.blueprint text { font: 500 11px/1 var(--font); fill: var(--blue-500); letter-spacing: .04em; }
.js .blueprint .bp, .js .blueprint .bp-accent { stroke-dasharray: var(--len, 1200); stroke-dashoffset: var(--len, 1200); }
.js .is-visible .blueprint .bp, .js .is-visible .blueprint .bp-accent { animation: draw 2.4s var(--ease) forwards; }
.js .blueprint .bp-fill, .js .blueprint text, .js .blueprint .bp-thin { opacity: 0; transition: opacity .8s 1.2s; }
.js .is-visible .blueprint .bp-fill, .js .is-visible .blueprint text, .js .is-visible .blueprint .bp-thin { opacity: 1; }
@keyframes draw { to { stroke-dashoffset: 0; } }
.mini-refs { margin-top: 22px; padding-top: 20px; border-top: 1px dashed var(--line); }
.mini-refs h4 { font: 600 .8rem/1.2 var(--font); letter-spacing: .16em; text-transform: uppercase; color: var(--muted); margin-bottom: 12px; }
.mini-refs ul { list-style: none; padding: 0; margin: 0; display: grid; gap: 8px; }
.mini-refs li { display: flex; gap: 10px; align-items: baseline; font-size: .98rem; }
.mini-refs li b { color: var(--navy-700); font-weight: 600; min-width: 0; }
.mini-refs li span { color: var(--muted); font-size: .9rem; }

.process { display: grid; grid-template-columns: repeat(5, 1fr); gap: 0; counter-reset: step; position: relative; margin: 0; padding: 0; list-style: none; }
.process::before { content: ""; position: absolute; left: 10%; right: 10%; top: 27px; height: 2px; background: repeating-linear-gradient(90deg, var(--blue-300) 0 14px, transparent 14px 24px); }
.process li { position: relative; text-align: center; padding: 0 12px; counter-increment: step; }
.process li::before { content: counter(step); display: grid; place-items: center; width: 56px; height: 56px; margin: 0 auto 18px; border-radius: 50%; background: #fff; border: 2px solid var(--navy-700); font: 700 1.3rem/1 var(--font-head); color: var(--navy-700); position: relative; z-index: 1; transition: background-color .3s, color .3s; }
.process li:hover::before { background: var(--navy-700); color: #fff; }
.process h3 { font-size: 1.15rem; margin-bottom: 6px; }
.process p { font-size: .94rem; color: var(--muted); margin: 0; }
@media (max-width: 900px) {
  .process { grid-template-columns: 1fr; gap: 26px; }
  .process::before { left: 27px; right: auto; top: 10px; bottom: 10px; width: 2px; height: auto; background: repeating-linear-gradient(180deg, var(--blue-300) 0 14px, transparent 14px 24px); }
  .process li { text-align: left; padding: 0 0 0 80px; min-height: 56px; }
  .process li::before { position: absolute; left: 0; top: 0; margin: 0; }
}

/* ---------- projeler sayfası ---------- */
.case-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 28px; }
@media (max-width: 860px) { .case-grid { grid-template-columns: 1fr; } }
.case { display: flex; flex-direction: column; background: #fff; border: 1px solid var(--line); border-radius: var(--radius); overflow: hidden; box-shadow: var(--shadow-sm); scroll-margin-top: calc(var(--header-h) + 20px); transition: box-shadow .35s, transform .35s var(--ease); }
.case:hover { box-shadow: var(--shadow); }
.case:target { box-shadow: 0 0 0 3px var(--amber), var(--shadow); }
.case-media { position: relative; aspect-ratio: 16 / 9; overflow: hidden; background: var(--navy-800); }
.case-media img { width: 100%; height: 100%; object-fit: cover; transition: transform 1s var(--ease); }
.case:hover .case-media img { transform: scale(1.05); }
.case-media .chip { position: absolute; left: 16px; top: 16px; }
.chip { display: inline-flex; align-items: center; gap: 6px; padding: 6px 12px; border-radius: 999px; background: rgba(6, 19, 39, .78); color: #fff; font-size: .78rem; font-weight: 600; letter-spacing: .08em; text-transform: uppercase; backdrop-filter: blur(6px); }
.case-body { padding: 26px 28px 28px; display: flex; flex-direction: column; flex: 1; }
.case-meta { font-size: .85rem; letter-spacing: .1em; text-transform: uppercase; color: var(--blue-500); font-weight: 600; margin-bottom: 8px; }
.case h3 { font-size: clamp(1.4rem, 2.2vw, 1.75rem); margin-bottom: 14px; }
.key-figs { display: grid; grid-template-columns: repeat(auto-fit, minmax(120px, 1fr)); gap: 12px; margin: 0 0 18px; padding: 0; list-style: none; }
.key-figs li { padding: 12px 14px; border-radius: 10px; background: var(--blue-50); border: 1px solid var(--blue-100); }
.key-figs b { display: block; font: 700 1.45rem/1.1 var(--font-head); color: var(--navy-700); }
.key-figs span { display: block; font-size: .85rem; color: var(--muted); line-height: 1.35; margin-top: 2px; }
.case details { margin-top: auto; border-top: 1px solid var(--line); padding-top: 14px; }
.case summary { cursor: pointer; list-style: none; display: flex; align-items: center; justify-content: space-between; gap: 12px; font-weight: 600; color: var(--navy-700); padding: 4px 0; }
.case summary::-webkit-details-marker { display: none; }
.case summary::after { content: ""; width: 26px; height: 26px; flex: none; border-radius: 50%; background: var(--blue-50) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%231a355b' stroke-width='2.4' stroke-linecap='round'%3E%3Cpath d='M12 6v12M6 12h12'/%3E%3C/svg%3E") center / 14px no-repeat; transition: transform .3s var(--ease); }
.case details[open] summary::after { transform: rotate(45deg); }
.case details p { margin: 12px 0 14px; color: var(--text); }
.fact-box { display: grid; grid-template-columns: max-content 1fr; gap: 8px 18px; margin: 0; font-size: .95rem; }
.fact-box dt { color: var(--muted); }
.fact-box dd { margin: 0; color: var(--ink); font-weight: 500; }

.intl-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
@media (max-width: 900px) { .intl-grid { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 560px) { .intl-grid { grid-template-columns: 1fr; } }
.intl-card { padding: 20px 22px; border-radius: 12px; background: rgba(255, 255, 255, .04); border: 1px solid rgba(255, 255, 255, .1); }
.intl-card h3 { font-size: 1.2rem; margin: 0 0 6px; display: flex; align-items: center; gap: 10px; }
.intl-card h3::before { content: ""; width: 8px; height: 8px; border-radius: 50%; background: var(--amber); }
.intl-card p { margin: 0; font-size: .95rem; color: rgba(255, 255, 255, .72); }

/* referans listesi */
.ref-tools { display: grid; gap: 16px; margin-bottom: 22px; }
.filter-chips { display: flex; flex-wrap: wrap; gap: 8px; }
.filter-chips button { appearance: none; border: 1px solid var(--line); background: #fff; color: var(--navy-700); padding: 8px 15px; border-radius: 999px; font: 500 .93rem/1.2 var(--font); cursor: pointer; transition: background-color .2s, color .2s, border-color .2s; }
.filter-chips button:hover { border-color: var(--navy-700); }
.filter-chips button[aria-pressed="true"] { background: var(--navy-700); border-color: var(--navy-700); color: #fff; }
.filter-row { display: flex; flex-wrap: wrap; gap: 12px; align-items: center; }
.field-inline { display: flex; align-items: center; gap: 8px; }
.field-inline label { font-size: .9rem; color: var(--muted); }
.ref-tools select, .ref-tools input[type="search"] { height: 44px; border: 1px solid var(--line); border-radius: 10px; padding: 0 14px; font: 400 .98rem var(--font); color: var(--ink); background: #fff; }
.ref-tools input[type="search"] { flex: 1 1 260px; min-width: 0; padding-left: 40px; background: #fff url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%235b697e' stroke-width='2' stroke-linecap='round'%3E%3Ccircle cx='11' cy='11' r='7'/%3E%3Cpath d='M20 20l-3.5-3.5'/%3E%3C/svg%3E") 13px center / 18px no-repeat; }
.ref-tools select:focus, .ref-tools input:focus { outline: none; border-color: var(--blue-500); box-shadow: 0 0 0 3px rgba(63, 116, 189, .18); }
.ref-count { font-size: .95rem; color: var(--muted); }
.ref-count b { color: var(--navy-700); }
.btn-reset { appearance: none; border: 0; background: none; color: var(--blue-500); font: 600 .93rem var(--font); cursor: pointer; text-decoration: underline; text-underline-offset: 3px; padding: 6px 2px; }
.table-wrap { border: 1px solid var(--line); border-radius: var(--radius); overflow: hidden; background: #fff; }
.ref-table { width: 100%; border-collapse: collapse; font-size: .97rem; }
.ref-table thead th { text-align: left; font: 600 .78rem/1.2 var(--font); letter-spacing: .14em; text-transform: uppercase; color: var(--muted); background: var(--bg-alt); padding: 14px 18px; border-bottom: 1px solid var(--line); }
.ref-table td { padding: 14px 18px; border-bottom: 1px solid var(--line); vertical-align: top; }
.ref-table tbody tr:last-child td { border-bottom: 0; }
.ref-table tbody tr:hover td { background: var(--blue-50); }
.ref-table td:first-child { font: 600 1rem var(--font-head); color: var(--navy-700); width: 90px; font-variant-numeric: tabular-nums; }
.ref-table td strong { font-weight: 600; color: var(--ink); }
.ref-table td:nth-child(3) { color: var(--muted); }
.ref-table td:last-child { width: 1%; white-space: nowrap; }
.tag { display: inline-block; margin: 2px 4px 2px 0; padding: 3px 10px; border-radius: 999px; font-size: .78rem; font-weight: 600; background: var(--blue-50); color: var(--navy-700); border: 1px solid var(--blue-100); white-space: nowrap; }
.tag[data-tag="kopru"] { background: #eaf1fb; color: #1c4a86; }
.tag[data-tag="yol"] { background: #eef3f8; color: #2a3f5e; }
.tag[data-tag="tunel"] { background: #f1eefa; color: #4a3a86; border-color: #e2dcf5; }
.tag[data-tag="demiryolu"] { background: #fdf3e3; color: #8a5a10; border-color: #f6e2bf; }
.tag[data-tag="etut"] { background: #eaf6f0; color: #1f6447; border-color: #d2ecdf; }
.tag[data-tag="planlama"] { background: #f9eef1; color: #873a50; border-color: #f1dbe1; }
.tag[data-tag="danismanlik"] { background: #f2f4f7; color: #3f4b5c; border-color: #e3e7ee; }
.flag-chip { display: inline-block; margin-left: 10px; padding: 2px 9px; border-radius: 6px; background: var(--navy-700); color: #fff; font-size: .72rem; font-weight: 600; letter-spacing: .06em; text-transform: uppercase; vertical-align: 2px; }
.ref-table tr[hidden] { display: none; }
.ref-empty { padding: 40px 20px; text-align: center; color: var(--muted); }
.ref-more { display: flex; justify-content: center; margin-top: 22px; }
@media (max-width: 760px) {
  .ref-table thead { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); }
  .ref-table, .ref-table tbody, .ref-table tr, .ref-table td { display: block; width: 100% !important; }
  .ref-table tr { padding: 14px 16px; border-bottom: 1px solid var(--line); }
  .ref-table tbody tr:last-child { border-bottom: 0; }
  .ref-table td { padding: 2px 0; border: 0; white-space: normal !important; }
  .ref-table td:first-child { font-size: .85rem; color: var(--blue-500); }
  .ref-table td:nth-child(3) { font-size: .92rem; margin: 2px 0 6px; }
  .ref-table tbody tr:hover td { background: none; }
}

/* ---------- iletişim ---------- */
.contact-grid { display: grid; grid-template-columns: .9fr 1.1fr; gap: clamp(32px, 5vw, 72px); align-items: start; }
@media (max-width: 900px) { .contact-grid { grid-template-columns: 1fr; } }
.contact-cards { display: grid; gap: 14px; }
.contact-card { display: grid; grid-template-columns: 52px 1fr; gap: 16px; align-items: start; padding: 22px; border-radius: var(--radius); border: 1px solid var(--line); background: #fff; }
.contact-card .ci { width: 52px; height: 52px; border-radius: 12px; background: var(--blue-50); display: grid; place-items: center; color: var(--navy-700); }
.contact-card .ci svg { width: 26px; height: 26px; fill: none; stroke: currentColor; stroke-width: 1.7; stroke-linecap: round; stroke-linejoin: round; }
.contact-card h3 { font: 600 .8rem/1.2 var(--font); letter-spacing: .14em; text-transform: uppercase; color: var(--muted); margin: 4px 0 6px; }
.contact-card p, .contact-card a { margin: 0; font-size: 1.08rem; color: var(--ink); text-decoration: none; font-weight: 500; }
.contact-card a:hover { color: var(--blue-500); }
.form-card { padding: clamp(24px, 4vw, 44px); border-radius: var(--radius); background: #fff; border: 1px solid var(--line); box-shadow: var(--shadow); }
.form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; }
.form-grid .full { grid-column: 1 / -1; }
@media (max-width: 600px) { .form-grid { grid-template-columns: 1fr; } }
.field label { display: block; font-weight: 600; font-size: .93rem; color: var(--ink); margin-bottom: 6px; }
.field label .opt { font-weight: 400; color: var(--muted); }
.field input, .field textarea, .field select { width: 100%; font: 400 1rem/1.4 var(--font); color: var(--ink); background: var(--bg-alt); border: 1.5px solid transparent; border-radius: 10px; padding: 13px 14px; transition: border-color .2s, background-color .2s, box-shadow .2s; }
.field textarea { min-height: 150px; resize: vertical; }
.field input:focus, .field textarea:focus, .field select:focus { outline: none; background: #fff; border-color: var(--blue-500); box-shadow: 0 0 0 4px rgba(63, 116, 189, .14); }
.field.has-error input, .field.has-error textarea { border-color: var(--err); background: #fff; }
.field .error-msg { display: none; margin-top: 6px; font-size: .86rem; color: var(--err); }
.field.has-error .error-msg { display: block; }
.consent { display: grid; grid-template-columns: 22px 1fr; gap: 12px; align-items: start; font-size: .92rem; color: var(--muted); }
.consent input { width: 20px; height: 20px; margin: 2px 0 0; accent-color: var(--navy-700); }
.consent.has-error label { color: var(--err); }
.consent.has-error input { outline: 2px solid var(--err); outline-offset: 2px; }
.hp-field { position: absolute !important; left: -9999px !important; width: 1px; height: 1px; overflow: hidden; }
.form-status { display: none; margin-top: 18px; padding: 14px 16px; border-radius: 10px; font-weight: 500; }
.form-status.is-ok { display: block; background: #e8f5ee; color: var(--ok); }
.form-status.is-err { display: block; background: #fdecea; color: var(--err); }
.map-embed { position: relative; margin-top: 20px; border-radius: var(--radius); overflow: hidden; aspect-ratio: 16 / 10; background: var(--navy-800) url("../img/page/iletisim-1920.jpg") center / cover; }
.map-embed::before { content: ""; position: absolute; inset: 0; background: rgba(6, 19, 39, .72); }
.map-embed .map-consent { position: absolute; inset: 0; display: grid; place-items: center; text-align: center; padding: 24px; color: #fff; }
.map-embed .map-consent p { max-width: 380px; font-size: .92rem; color: rgba(255, 255, 255, .78); }
.map-embed iframe { position: absolute; inset: 0; width: 100%; height: 100%; border: 0; }

/* ---------- kariyer ---------- */
.role-list { display: grid; gap: 12px; margin: 0; padding: 0; list-style: none; }
.role-list li { display: flex; align-items: center; justify-content: space-between; gap: 16px; padding: 18px 22px; border-radius: 12px; border: 1px solid var(--line); background: #fff; font-weight: 600; color: var(--ink); }
.role-list li span { font-weight: 400; color: var(--muted); font-size: .92rem; }
.apply-box { padding: clamp(28px, 4vw, 44px); border-radius: var(--radius); background: var(--navy-800); color: rgba(255, 255, 255, .85); }
.apply-box h3 { color: #fff; }
.apply-box a:not(.btn) { color: #fff; }

/* ---------- metin sayfaları ---------- */
.legal { max-width: 820px; }
.legal h2 { font-size: 1.6rem; margin-top: 1.6em; }
.legal h3 { font-size: 1.2rem; margin-top: 1.4em; }
.legal table { width: 100%; border-collapse: collapse; margin: 1em 0 1.5em; font-size: .96rem; }
.legal th, .legal td { border: 1px solid var(--line); padding: 10px 12px; text-align: left; vertical-align: top; }
.legal th { background: var(--bg-alt); }
.notice { padding: 16px 18px; border-left: 4px solid var(--amber); background: #fff8ea; border-radius: 8px; font-size: .95rem; }

/* ---------- 404 ---------- */
.error-page { min-height: 100vh; min-height: 100svh; display: grid; place-items: center; text-align: center; background: var(--navy-900); color: rgba(255, 255, 255, .8); padding: calc(var(--header-h) + 40px) var(--gutter) 60px; }
.error-page h1 { color: #fff; font-size: clamp(5rem, 16vw, 10rem); line-height: 1; margin: 0; color: var(--blue-300); }
.error-page h2 { color: #fff; }

/* ---------- görünürlük animasyonları ---------- */
/* içerik her zaman görünür; yalnızca ekrana girerken hafifçe yerine kayar */
.js [data-reveal] { transform: translateY(24px); transition: transform 1s var(--ease); transition-delay: calc(var(--d, 0) * 90ms); }
.js [data-reveal="left"] { transform: translateX(-28px); }
.js [data-reveal="right"] { transform: translateX(28px); }
.js [data-reveal="zoom"] { transform: scale(.96); }
.js [data-reveal].is-visible { transform: none; }

/* ---------- hareket azaltma ---------- */
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation-duration: .001ms !important; animation-iteration-count: 1 !important; transition-duration: .001ms !important; transition-delay: 0s !important; }
  .hero-media img, .page-hero-media img { animation: none; transform: none; }
  .js [data-reveal], .js .hero [data-hero] { opacity: 1; transform: none; animation: none; }
  .js .world-map .arcs path { stroke-dashoffset: 0; }
  .js .world-map .pins g { opacity: 1; }
  .js .blueprint .bp, .js .blueprint .bp-accent { stroke-dasharray: none; stroke-dashoffset: 0; }
  .js .blueprint .bp-fill, .js .blueprint text, .js .blueprint .bp-thin { opacity: 1; }
}

/* ---------- yazdırma ---------- */
@media print {
  .site-header, .nav-toggle, .hero-road, .scroll-cue, .cta-band, .map-embed, .ref-tools, .service-nav { display: none !important; }
  .hero, .page-hero { min-height: 0; color: #000; background: none; padding: 20px 0; }
  .hero::after, .page-hero::after, .hero-media, .page-hero-media { display: none; }
  .hero h1, .page-hero h1 { color: #000; }
  .js [data-reveal] { opacity: 1; transform: none; }
}