/* ==========================================================================
   KC TEK — Kurumsal Web Sitesi
   Renkler logodan alınmıştır: Lacivert #003C61 · Mercan #E8534A
   ========================================================================== */

/* ---------- 1. Tasarım değişkenleri ---------- */
:root {
  --navy-950: #001727;
  --navy-900: #00223A;
  --navy-800: #002D4C;
  --navy: #003C61;
  --navy-600: #0D5283;
  --navy-400: #4F7FA3;
  --navy-200: #BCD0DF;
  --navy-100: #E3ECF3;
  --navy-50: #F2F6F9;

  --coral: #E8534A;
  --coral-600: #CF4038;
  --coral-100: #FCE8E6;

  --ink: #0E2133;
  --text: #3A4C5D;
  --muted: #687A8B;
  --line: #E1E8EE;
  --line-strong: #CCD7E0;
  --bg: #FFFFFF;
  --bg-soft: #F5F8FA;

  --font-head: "Plus Jakarta Sans", "Segoe UI", system-ui, -apple-system, sans-serif;
  --font-body: "Inter", "Segoe UI", system-ui, -apple-system, sans-serif;

  --radius-sm: 6px;
  --radius: 10px;
  --radius-lg: 16px;
  --radius-xl: 24px;

  --shadow-sm: 0 1px 2px rgba(0, 34, 58, .06);
  --shadow: 0 1px 2px rgba(0, 34, 58, .05), 0 8px 24px -6px rgba(0, 34, 58, .10);
  --shadow-lg: 0 2px 4px rgba(0, 34, 58, .04), 0 24px 48px -12px rgba(0, 34, 58, .18);

  --container: 1240px;
  --gutter: 24px;
  --header-h: 84px;
  --ease: cubic-bezier(.2, .7, .2, 1);
}

/* ---------- 2. Temel ---------- */
*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; text-size-adjust: 100%; scroll-behavior: smooth; scroll-padding-top: calc(var(--header-h) + 16px); }
body {
  margin: 0;
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.65;
  color: var(--text);
  background: var(--bg);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizeLegibility;
  overflow-x: hidden;
}
img, svg, video, iframe { display: block; max-width: 100%; }
img { height: auto; }
a { color: var(--navy-600); text-decoration: none; transition: color .2s var(--ease); }
a:hover { color: var(--coral); }
p { margin: 0 0 1em; }
p:last-child { margin-bottom: 0; }
ul, ol { margin: 0; padding: 0; }
button, input, select, textarea { font: inherit; color: inherit; }
h1, h2, h3, h4, h5 {
  font-family: var(--font-head);
  color: var(--ink);
  font-weight: 700;
  line-height: 1.2;
  letter-spacing: -0.02em;
  margin: 0 0 .5em;
}
h1 { font-size: clamp(2.25rem, 1.4rem + 3.2vw, 4rem); font-weight: 800; letter-spacing: -0.03em; line-height: 1.08; }
h2 { font-size: clamp(1.75rem, 1.25rem + 1.9vw, 2.75rem); font-weight: 800; letter-spacing: -0.025em; }
h3 { font-size: clamp(1.15rem, 1.05rem + .4vw, 1.35rem); }
h4 { font-size: 1.05rem; }
strong { color: var(--ink); font-weight: 600; }
h1, h2, .product-name { text-wrap: balance; }
::selection { background: var(--coral); color: #fff; }
:focus-visible { outline: 2px solid var(--coral); outline-offset: 3px; border-radius: 4px; }

.icon { width: 24px; height: 24px; flex: none; stroke: currentColor; fill: none; stroke-width: 1.75; stroke-linecap: round; stroke-linejoin: round; }
.icon-sm { width: 18px; height: 18px; }
.icon-xs { width: 16px; height: 16px; }

.container { width: 100%; max-width: calc(var(--container) + var(--gutter) * 2); margin: 0 auto; padding: 0 var(--gutter); }
.nowrap { white-space: nowrap; }
.visually-hidden { 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: 16px; top: -48px; z-index: 1000; background: var(--navy); color: #fff; padding: 10px 16px; border-radius: var(--radius-sm); }
.skip-link:focus { top: 12px; color: #fff; }

/* ---------- 3. Butonlar ---------- */
.btn {
  --btn-bg: var(--navy); --btn-fg: #fff; --btn-bd: var(--navy);
  display: inline-flex; align-items: center; justify-content: center; gap: 10px;
  height: 52px; padding: 0 26px;
  font-family: var(--font-head); font-size: 15px; font-weight: 700; letter-spacing: .005em; line-height: 1;
  color: var(--btn-fg); background: var(--btn-bg); border: 1.5px solid var(--btn-bd); border-radius: var(--radius-sm);
  cursor: pointer; white-space: nowrap;
  transition: background .2s var(--ease), color .2s var(--ease), border-color .2s var(--ease), transform .2s var(--ease), box-shadow .2s var(--ease);
}
.btn .icon { width: 18px; height: 18px; stroke-width: 2; transition: transform .2s var(--ease); }
.btn:hover { color: var(--btn-fg); transform: translateY(-1px); }
.btn:hover .icon { transform: translateX(3px); }
.btn-primary { --btn-bg: var(--coral); --btn-bd: var(--coral); }
.btn-primary:hover { --btn-bg: var(--coral-600); --btn-bd: var(--coral-600); box-shadow: 0 10px 24px -10px rgba(232, 83, 74, .7); }
.btn-navy:hover { --btn-bg: var(--navy-800); --btn-bd: var(--navy-800); box-shadow: 0 10px 24px -10px rgba(0, 60, 97, .6); }
.btn-outline { --btn-bg: transparent; --btn-fg: var(--navy); --btn-bd: var(--line-strong); }
.btn-outline:hover { --btn-bd: var(--navy); --btn-fg: var(--navy); }
.btn-light { --btn-bg: #fff; --btn-fg: var(--navy); --btn-bd: #fff; }
.btn-light:hover { --btn-fg: var(--coral); }
.btn-ghost-light { --btn-bg: transparent; --btn-fg: #fff; --btn-bd: rgba(255, 255, 255, .35); }
.btn-ghost-light:hover { --btn-bd: #fff; }
.btn-sm { height: 42px; padding: 0 18px; font-size: 14px; }
.btn-lg { height: 58px; padding: 0 32px; font-size: 16px; }

.link-arrow { display: inline-flex; align-items: center; gap: 8px; font-family: var(--font-head); font-weight: 700; font-size: 15px; color: var(--navy); }
.link-arrow .icon { width: 18px; height: 18px; stroke-width: 2; transition: transform .2s var(--ease); }
.link-arrow:hover { color: var(--coral); }
.link-arrow:hover .icon { transform: translateX(4px); }

/* ---------- 4. Üst bilgi çubuğu ---------- */
.topbar { background: var(--navy-950); color: rgba(255, 255, 255, .72); font-size: 13px; line-height: 1; }
.topbar .container { display: flex; align-items: center; justify-content: space-between; height: 40px; gap: 24px; }
.topbar a { color: rgba(255, 255, 255, .72); display: inline-flex; align-items: center; gap: 8px; }
.topbar a:hover { color: #fff; }
.topbar .icon { width: 15px; height: 15px; }
.topbar-list { display: flex; align-items: center; gap: 28px; list-style: none; }
.topbar-badges { display: flex; align-items: center; gap: 10px; list-style: none; }
.topbar-badges li { display: inline-flex; align-items: center; gap: 6px; padding: 5px 10px; border: 1px solid rgba(255, 255, 255, .14); border-radius: 100px; font-size: 11.5px; font-weight: 600; letter-spacing: .04em; color: rgba(255, 255, 255, .82); }
.topbar-badges li::before { content: ""; width: 6px; height: 6px; border-radius: 50%; background: var(--coral); }

/* ---------- 5. Başlık / Navigasyon ---------- */
.site-header { position: sticky; top: 0; z-index: 100; background: rgba(255, 255, 255, .97); backdrop-filter: saturate(180%) blur(12px); -webkit-backdrop-filter: saturate(180%) blur(12px); border-bottom: 1px solid transparent; transition: border-color .25s var(--ease), box-shadow .25s var(--ease); }
.site-header.is-scrolled { border-bottom-color: var(--line); box-shadow: 0 6px 24px -12px rgba(0, 34, 58, .16); }
.site-header .container { display: flex; align-items: center; gap: 32px; height: var(--header-h); }
.brand { display: inline-flex; align-items: center; flex: none; }
.brand img { height: 40px; width: auto; }

.nav { margin-left: auto; }
.nav-list { display: flex; align-items: center; gap: 4px; list-style: none; }
.nav-item { position: relative; }
.nav-link {
  position: relative; display: inline-flex; align-items: center; gap: 6px; height: var(--header-h); padding: 0 14px;
  font-family: var(--font-head); font-size: 15px; font-weight: 600; color: var(--ink); background: none; border: 0; cursor: pointer;
}
.nav-link::after { content: ""; position: absolute; left: 14px; right: 14px; bottom: 22px; height: 2px; background: var(--coral); border-radius: 2px; transform: scaleX(0); transform-origin: left; transition: transform .25s var(--ease); }
.nav-link:hover, .nav-link[aria-current="page"], .nav-item.is-active > .nav-link { color: var(--navy); }
.nav-link:hover::after, .nav-link[aria-current="page"]::after, .nav-item.is-active > .nav-link::after { transform: scaleX(1); }
.nav-link .icon { width: 16px; height: 16px; stroke-width: 2; transition: transform .2s var(--ease); }

.dropdown {
  position: absolute; top: calc(100% - 12px); left: -8px; min-width: 320px; padding: 10px; list-style: none;
  background: #fff; border: 1px solid var(--line); border-radius: var(--radius); box-shadow: var(--shadow-lg);
  opacity: 0; visibility: hidden; transform: translateY(8px); transition: opacity .2s var(--ease), transform .2s var(--ease), visibility .2s;
}
.has-dropdown:hover .dropdown, .has-dropdown:focus-within .dropdown, .has-dropdown.is-open .dropdown { opacity: 1; visibility: visible; transform: none; }
.has-dropdown:hover > .nav-link .icon, .has-dropdown.is-open > .nav-link .icon { transform: rotate(180deg); }
.dropdown a { display: flex; gap: 14px; align-items: flex-start; padding: 12px 14px; border-radius: var(--radius-sm); color: var(--ink); }
.dropdown a:hover { background: var(--navy-50); color: var(--ink); }
.dropdown-ico { display: grid; place-items: center; width: 38px; height: 38px; flex: none; border-radius: 8px; background: var(--navy-100); color: var(--navy); }
.dropdown-ico .icon { width: 19px; height: 19px; }
.dropdown strong { display: block; font-family: var(--font-head); font-size: 14.5px; font-weight: 700; line-height: 1.3; }
.dropdown small { display: block; font-size: 13px; color: var(--muted); line-height: 1.45; margin-top: 2px; }
.dropdown .dropdown-all { margin-top: 6px; border-top: 1px solid var(--line); border-radius: 0 0 var(--radius-sm) var(--radius-sm); padding-top: 14px; font-family: var(--font-head); font-weight: 700; font-size: 14px; color: var(--navy); align-items: center; }
.dropdown .dropdown-all .icon { width: 16px; height: 16px; stroke-width: 2; }

.header-cta { flex: none; }
.nav-toggle { display: none; align-items: center; justify-content: center; width: 46px; height: 46px; margin-left: auto; padding: 0; border: 1px solid var(--line); border-radius: var(--radius-sm); background: #fff; color: var(--ink); cursor: pointer; }
.nav-close { display: none; }
.nav-mobile-extra { display: none; }
.nav-backdrop { display: none; }

/* ---------- 6. Bölümler ---------- */
.section { padding: 112px 0; position: relative; }
.section-sm { padding: 80px 0; }
.section-soft { background: var(--bg-soft); }
.section-navy { background: var(--navy-900); color: rgba(255, 255, 255, .78); }
.section-navy h2, .section-navy h3, .section-navy h4, .section-navy strong { color: #fff; }
.section-border { border-top: 1px solid var(--line); }

.eyebrow { display: inline-flex; align-items: center; gap: 12px; margin-bottom: 18px; font-family: var(--font-head); font-size: 13px; font-weight: 700; letter-spacing: .14em; text-transform: uppercase; color: var(--coral); }
.eyebrow::before { content: ""; width: 28px; height: 2px; background: currentColor; border-radius: 2px; }
.section-navy .eyebrow, .page-hero .eyebrow, .hero .eyebrow { color: #FF8A82; }

.section-head { max-width: 760px; margin-bottom: 56px; }
.section-head.center { margin-left: auto; margin-right: auto; text-align: center; }
.section-head.center .eyebrow::after { content: ""; width: 28px; height: 2px; background: currentColor; border-radius: 2px; }
.section-head h2 { margin-bottom: 18px; }
.section-head-row { display: flex; align-items: flex-end; justify-content: space-between; gap: 40px; margin-bottom: 56px; }
.section-head-row .section-head { margin-bottom: 0; }
.lead { font-size: clamp(1.05rem, 1rem + .25vw, 1.2rem); line-height: 1.7; color: var(--text); }
.section-navy .lead { color: rgba(255, 255, 255, .75); }
.text-muted { color: var(--muted); }

.grid { display: grid; gap: 24px; }
.grid-2 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.grid-3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.grid-4 { grid-template-columns: repeat(4, minmax(0, 1fr)); }
.gap-lg { gap: 32px; }
.span-2 { grid-column: span 2; }

/* ---------- 7. Ana sayfa hero ---------- */
.hero { position: relative; isolation: isolate; overflow: hidden; background: var(--navy-900); color: rgba(255, 255, 255, .8); }
.hero-media { position: absolute; inset: 0 0 0 auto; width: 52%; z-index: -2; }
.hero-media img { width: 100%; height: 100%; object-fit: cover; filter: grayscale(1) contrast(1.05); }
.hero-media::after { content: ""; position: absolute; inset: 0; background: linear-gradient(90deg, var(--navy-900) 0%, rgba(0, 34, 58, .88) 30%, rgba(0, 45, 76, .55) 70%, rgba(0, 60, 97, .45) 100%); }
.hero::before { content: ""; position: absolute; inset: 0; z-index: -1; background: radial-gradient(900px 500px at 12% 110%, rgba(232, 83, 74, .14), transparent 60%), linear-gradient(rgba(255, 255, 255, .035) 1px, transparent 1px) 0 0 / 56px 56px, linear-gradient(90deg, rgba(255, 255, 255, .035) 1px, transparent 1px) 0 0 / 56px 56px; mask-image: linear-gradient(90deg, #000 40%, transparent 75%); -webkit-mask-image: linear-gradient(90deg, #000 40%, transparent 75%); }
.hero-arcs { position: absolute; z-index: -1; right: -6%; top: 50%; width: min(44vw, 620px); transform: translateY(-50%); opacity: .28; }
.hero .container { display: grid; grid-template-columns: minmax(0, 1.15fr) minmax(0, .85fr); gap: 64px; align-items: center; min-height: 680px; padding-top: 96px; padding-bottom: 96px; }
.hero h1 { color: #fff; margin-bottom: 24px; }
.hero h1 em { font-style: normal; color: var(--coral); }
.hero .lead { color: rgba(255, 255, 255, .78); max-width: 620px; margin-bottom: 40px; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 14px; }
.hero-proof { display: flex; flex-wrap: wrap; gap: 12px 28px; margin-top: 48px; padding-top: 32px; border-top: 1px solid rgba(255, 255, 255, .12); list-style: none; }
.hero-proof li { display: inline-flex; align-items: center; gap: 10px; font-size: 14.5px; font-weight: 500; color: rgba(255, 255, 255, .86); }
.hero-proof .icon { width: 20px; height: 20px; color: var(--coral); stroke-width: 2; }

.hero-panel { position: relative; padding: 32px; background: rgba(255, 255, 255, .06); border: 1px solid rgba(255, 255, 255, .14); border-radius: var(--radius-lg); backdrop-filter: blur(14px); -webkit-backdrop-filter: blur(14px); box-shadow: 0 30px 60px -20px rgba(0, 0, 0, .45); }
.hero-panel-head { display: flex; align-items: center; justify-content: space-between; margin-bottom: 24px; font-family: var(--font-head); font-size: 13px; font-weight: 700; letter-spacing: .12em; text-transform: uppercase; color: rgba(255, 255, 255, .6); }
.live-dot { display: inline-flex; align-items: center; gap: 8px; color: #7EE2B8; letter-spacing: .08em; }
.live-dot::before { content: ""; width: 8px; height: 8px; border-radius: 50%; background: #3DD68C; box-shadow: 0 0 0 4px rgba(61, 214, 140, .2); animation: pulse 2s infinite; }
@keyframes pulse { 50% { box-shadow: 0 0 0 8px rgba(61, 214, 140, 0); } }
.hero-stats { display: grid; grid-template-columns: 1fr 1fr; gap: 1px; background: rgba(255, 255, 255, .12); border-radius: var(--radius); overflow: hidden; }
.hero-stat { padding: 22px 20px; background: var(--navy-900); }
.hero-stat b { display: block; font-family: var(--font-head); font-size: clamp(1.6rem, 1.2rem + 1.2vw, 2.2rem); font-weight: 800; color: #fff; letter-spacing: -.02em; line-height: 1.1; }
.hero-stat span { display: block; margin-top: 6px; font-size: 13.5px; color: rgba(255, 255, 255, .62); line-height: 1.4; }
.hero-panel-foot { display: flex; flex-wrap: wrap; align-items: center; gap: 14px; margin-top: 24px; font-size: 13.5px; color: rgba(255, 255, 255, .7); }
.hero-panel-foot img { height: 30px; width: auto; padding: 6px 10px; background: #fff; border-radius: 6px; box-sizing: content-box; }

/* ---------- 8. İç sayfa başlığı ---------- */
.page-hero { position: relative; isolation: isolate; overflow: hidden; background: var(--navy-900); color: rgba(255, 255, 255, .78); padding: 88px 0 96px; }
.page-hero::before { content: ""; position: absolute; inset: 0; z-index: -1; background: linear-gradient(rgba(255, 255, 255, .035) 1px, transparent 1px) 0 0 / 56px 56px, linear-gradient(90deg, rgba(255, 255, 255, .035) 1px, transparent 1px) 0 0 / 56px 56px; mask-image: linear-gradient(90deg, #000 30%, transparent 85%); -webkit-mask-image: linear-gradient(90deg, #000 30%, transparent 85%); }
.page-hero-bg { position: absolute; inset: 0 0 0 auto; width: 50%; z-index: -2; }
.page-hero-bg img { width: 100%; height: 100%; object-fit: cover; filter: grayscale(1); opacity: .55; }
.page-hero-bg::after { content: ""; position: absolute; inset: 0; background: linear-gradient(90deg, var(--navy-900) 0%, rgba(0, 34, 58, .7) 45%, rgba(0, 34, 58, .35) 100%); }
.page-hero .hero-arcs { width: min(30vw, 380px); right: 4%; opacity: .2; }
.page-hero h1 { color: #fff; font-size: clamp(2.1rem, 1.5rem + 2.4vw, 3.4rem); max-width: 820px; margin-bottom: 20px; }
.page-hero .lead { max-width: 700px; color: rgba(255, 255, 255, .76); }
.breadcrumb { display: flex; flex-wrap: wrap; align-items: center; gap: 10px; margin-bottom: 28px; list-style: none; font-size: 14px; color: rgba(255, 255, 255, .55); }
.breadcrumb a { color: rgba(255, 255, 255, .75); }
.breadcrumb a:hover { color: #fff; }
.breadcrumb li + li::before { content: "/"; margin-right: 10px; color: rgba(255, 255, 255, .3); }
.page-hero-meta { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 36px; list-style: none; }
.page-hero-meta li { display: inline-flex; align-items: center; gap: 8px; height: 38px; padding: 0 16px; border: 1px solid rgba(255, 255, 255, .16); border-radius: 100px; font-size: 14px; font-weight: 500; color: rgba(255, 255, 255, .85); background: rgba(255, 255, 255, .04); }
.page-hero-meta .icon { width: 17px; height: 17px; color: #FF8A82; }

/* ---------- 9. Sertifika şeridi ---------- */
.cert-strip { background: #fff; border-bottom: 1px solid var(--line); }
.cert-strip .container { display: grid; grid-template-columns: 240px 1fr; align-items: center; gap: 48px; padding-top: 36px; padding-bottom: 36px; }
.cert-strip-title { font-family: var(--font-head); font-size: 15px; font-weight: 700; color: var(--ink); line-height: 1.4; padding-right: 24px; border-right: 1px solid var(--line); }
.cert-strip-title small { display: block; font-family: var(--font-body); font-weight: 400; font-size: 13.5px; color: var(--muted); margin-top: 4px; }
.cert-logos { display: flex; align-items: center; justify-content: space-between; gap: 32px; list-style: none; }
.cert-logos li { display: flex; align-items: center; justify-content: center; }
.cert-logos img { height: 52px; width: auto; max-width: 168px; object-fit: contain; filter: grayscale(1); opacity: .78; transition: filter .3s var(--ease), opacity .3s var(--ease); }
.cert-logos img.is-wide { height: 30px; }
.cert-logos img.is-mid { height: 38px; }
.cert-logos li:hover img { filter: none; opacity: 1; }

/* ---------- 10. Kartlar ---------- */
.card { position: relative; display: flex; flex-direction: column; padding: 36px 32px; background: #fff; border: 1px solid var(--line); border-radius: var(--radius-lg); transition: border-color .25s var(--ease), box-shadow .25s var(--ease), transform .25s var(--ease); }
.card h3 { margin-bottom: 12px; }
.card p { font-size: 15.5px; }
a.card { color: inherit; }
a.card:hover, .card.is-hover:hover { border-color: transparent; box-shadow: var(--shadow-lg); transform: translateY(-4px); }
.card .link-arrow { margin-top: auto; padding-top: 24px; }
.card-num { position: absolute; top: 32px; right: 32px; font-family: var(--font-head); font-size: 14px; font-weight: 700; color: var(--line-strong); letter-spacing: .04em; }

.icon-box { display: grid; place-items: center; width: 56px; height: 56px; margin-bottom: 28px; border-radius: 12px; background: var(--navy-100); color: var(--navy); transition: background .25s var(--ease), color .25s var(--ease); }
.icon-box .icon { width: 26px; height: 26px; }
.icon-box.coral { background: var(--coral-100); color: var(--coral); }
a.card:hover .icon-box, .card.is-hover:hover .icon-box { background: var(--navy); color: #fff; }
.icon-box.sm { width: 44px; height: 44px; margin-bottom: 0; border-radius: 10px; }
.icon-box.sm .icon { width: 22px; height: 22px; }

.section-navy .card { background: rgba(255, 255, 255, .04); border-color: rgba(255, 255, 255, .1); color: rgba(255, 255, 255, .72); }
.section-navy .card .icon-box { background: rgba(255, 255, 255, .08); color: #fff; }
.section-navy .card.is-hover:hover { background: rgba(255, 255, 255, .07); border-color: rgba(255, 255, 255, .18); box-shadow: none; }
.section-navy .card.is-hover:hover .icon-box { background: var(--coral); }

/* ---------- 11. İstatistikler ---------- */
.stats { display: grid; grid-template-columns: repeat(6, minmax(0, 1fr)); border-top: 1px solid rgba(255, 255, 255, .12); }
.stat { padding: 36px 24px 0 0; }
.stat + .stat { padding-left: 24px; border-left: 1px solid rgba(255, 255, 255, .12); }
.stat b { display: block; font-family: var(--font-head); font-size: clamp(1.9rem, 1.4rem + 1.5vw, 2.8rem); font-weight: 800; letter-spacing: -.03em; line-height: 1; color: #fff; }
.stat b sup { font-size: .55em; color: var(--coral); vertical-align: top; position: relative; top: .1em; margin-left: 2px; }
.stat > span { display: block; margin-top: 12px; font-size: 14.5px; line-height: 1.45; color: rgba(255, 255, 255, .66); }
.stats.light { border-top-color: var(--line); }
.stats.light .stat + .stat { border-left-color: var(--line); }
.stats.light .stat b { color: var(--navy); }
.stats.light .stat > span { color: var(--muted); }

/* ---------- 12. Bölünmüş içerik (görsel + metin) ---------- */
.split { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); gap: 80px; align-items: center; }
.split.wide-text { grid-template-columns: minmax(0, .9fr) minmax(0, 1.1fr); }
.split.reverse > :first-child { order: 2; }
.split-media { position: relative; }
.split-media > img { width: 100%; border-radius: var(--radius-lg); aspect-ratio: 4 / 3.4; object-fit: cover; }
.split-media.tall > img { aspect-ratio: 4 / 4.6; }
.split-media::before { content: ""; position: absolute; left: -24px; bottom: -24px; width: 45%; height: 55%; border-radius: var(--radius-lg); background: repeating-linear-gradient(-45deg, var(--navy-100) 0 2px, transparent 2px 10px); z-index: -1; }
.split-media .media-badge { position: absolute; right: -24px; bottom: 40px; display: flex; align-items: center; gap: 16px; padding: 20px 24px; background: #fff; border-radius: var(--radius); box-shadow: var(--shadow-lg); }
.media-badge b { display: block; font-family: var(--font-head); font-size: 32px; font-weight: 800; line-height: 1; color: var(--navy); letter-spacing: -.02em; }
.media-badge span { display: block; font-size: 13.5px; color: var(--muted); line-height: 1.35; margin-top: 4px; }
.media-badge .icon-box { margin: 0; }
.split-body h2 { margin-bottom: 20px; }
.split-body .lead { margin-bottom: 24px; }

.check-list { list-style: none; display: grid; gap: 14px; margin: 28px 0 36px; }
.check-list li { position: relative; padding-left: 34px; font-size: 15.5px; line-height: 1.55; }
.check-list li::before { content: ""; position: absolute; left: 0; top: 1px; width: 22px; height: 22px; border-radius: 50%; background: var(--coral-100) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23E8534A' stroke-width='3' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M20 6 9 17l-5-5'/%3E%3C/svg%3E") center / 12px no-repeat; }
.check-list.cols-2 { grid-template-columns: 1fr 1fr; gap: 14px 28px; }
.section-navy .check-list li { color: rgba(255, 255, 255, .8); }
.section-navy .check-list li::before { background-color: rgba(232, 83, 74, .18); }

.fact-row { display: grid; grid-template-columns: repeat(3, 1fr); gap: 0; margin-top: 36px; border: 1px solid var(--line); border-radius: var(--radius); overflow: hidden; }
.fact { padding: 22px 20px; }
.fact + .fact { border-left: 1px solid var(--line); }
.fact b { display: block; font-family: var(--font-head); font-size: 26px; font-weight: 800; color: var(--navy); letter-spacing: -.02em; line-height: 1.1; }
.fact span { display: block; margin-top: 6px; font-size: 13.5px; color: var(--muted); line-height: 1.4; }

/* ---------- 13. Ürünler ---------- */
.product-feature { display: grid; grid-template-columns: minmax(0, .95fr) minmax(0, 1.05fr); gap: 0; background: #fff; border: 1px solid var(--line); border-radius: var(--radius-xl); overflow: hidden; }
.product-feature + .product-feature { margin-top: 32px; }
.product-feature-body { padding: 56px; display: flex; flex-direction: column; }
.product-feature-media { position: relative; background: linear-gradient(160deg, var(--navy-50), var(--navy-100)); padding: 56px 0 56px 56px; display: flex; align-items: center; overflow: hidden; }
.product-feature-media .browser { width: calc(100% + 140px); max-width: none; flex: none; border-radius: 12px; }
.product-feature.alt .product-feature-media { background: linear-gradient(160deg, var(--navy-800), var(--navy-950)); }
.product-feature.reverse .product-feature-body { order: 2; }
.product-feature.reverse .product-feature-media { padding: 56px 56px 56px 0; justify-content: flex-end; }
.product-tag { display: inline-flex; align-items: center; gap: 8px; align-self: flex-start; height: 30px; padding: 0 12px; margin-bottom: 22px; border-radius: 100px; background: var(--navy-100); color: var(--navy); font-family: var(--font-head); font-size: 12.5px; font-weight: 700; letter-spacing: .06em; text-transform: uppercase; }
.product-tag.coral { background: var(--coral-100); color: var(--coral-600); }
.product-name { font-size: clamp(1.9rem, 1.5rem + 1.2vw, 2.6rem); font-weight: 800; letter-spacing: -.03em; margin-bottom: 6px; }
.product-domain { display: inline-flex; align-items: center; gap: 6px; font-size: 14.5px; font-weight: 500; color: var(--muted); margin-bottom: 20px; }
.product-domain .icon { width: 15px; height: 15px; }
.product-actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: auto; padding-top: 12px; }
.mini-stats { display: flex; gap: 32px; margin: 4px 0 32px; padding: 20px 0; border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.mini-stats b { display: block; font-family: var(--font-head); font-size: 24px; font-weight: 800; color: var(--navy); line-height: 1.1; letter-spacing: -.02em; }
.mini-stats span { font-size: 13px; color: var(--muted); }

.browser { width: 100%; background: #fff; border-radius: 12px 0 0 0; box-shadow: 0 30px 60px -20px rgba(0, 34, 58, .35); overflow: hidden; }
.browser.rounded { border-radius: 12px; }
.browser-bar { display: flex; align-items: center; gap: 7px; height: 34px; padding: 0 14px; background: #F1F4F7; border-bottom: 1px solid var(--line); }
.browser-bar i { width: 10px; height: 10px; border-radius: 50%; background: #D5DDE4; }
.browser-bar i:nth-child(1) { background: #F2685F; }
.browser-bar i:nth-child(2) { background: #F6BE4F; }
.browser-bar i:nth-child(3) { background: #5DC66E; }
.browser-bar span { margin-left: 12px; flex: 1; max-width: 260px; height: 20px; padding: 0 10px; border-radius: 5px; background: #fff; font-size: 11px; line-height: 20px; color: var(--muted); overflow: hidden; white-space: nowrap; text-overflow: ellipsis; }
.browser img { width: 100%; }

.product-card { display: flex; flex-direction: column; padding: 32px; background: #fff; border: 1px solid var(--line); border-radius: var(--radius-lg); transition: box-shadow .25s var(--ease), transform .25s var(--ease), border-color .25s var(--ease); color: inherit; }
.product-card:hover { color: inherit; border-color: transparent; box-shadow: var(--shadow-lg); transform: translateY(-4px); }
.product-card-head { display: flex; align-items: center; justify-content: space-between; gap: 16px; margin-bottom: 22px; }
.product-card h3 { font-size: 1.3rem; font-weight: 800; letter-spacing: -.01em; margin: 0; }
.product-card .product-domain { margin: 4px 0 0; font-size: 13.5px; }
.product-card p { font-size: 15px; margin-bottom: 24px; }
.product-card .link-arrow { margin-top: auto; }
.product-card .icon-box { margin: 0; }
.product-card.is-new { border-color: var(--coral-100); background: linear-gradient(180deg, #fff, #FFF8F7); }

/* ---------- 14. Referanslar ---------- */
.logo-wall { display: grid; grid-template-columns: repeat(6, minmax(0, 1fr)); border-top: 1px solid var(--line); border-left: 1px solid var(--line); list-style: none; }
.logo-wall li { display: flex; align-items: center; justify-content: center; height: 132px; padding: 24px; border-right: 1px solid var(--line); border-bottom: 1px solid var(--line); background: #fff; transition: background .25s var(--ease); }
.logo-wall img { max-height: 56px; max-width: 100%; width: auto; object-fit: contain; filter: grayscale(1); opacity: .8; transition: filter .3s var(--ease), opacity .3s var(--ease), transform .3s var(--ease); }
.logo-wall img.sq { max-height: 68px; }
.logo-wall li:hover { background: var(--bg-soft); }
.logo-wall li:hover img { filter: none; opacity: 1; transform: scale(1.04); }
.logo-wall .logo-text { font-family: var(--font-head); font-size: 15px; font-weight: 800; line-height: 1.25; color: var(--navy-400); text-align: center; letter-spacing: -.01em; transition: color .25s var(--ease); }
.logo-wall .logo-text small { display: block; font-size: 11.5px; font-weight: 600; letter-spacing: .08em; text-transform: uppercase; color: var(--muted); margin-top: 4px; }
.logo-wall li:hover .logo-text { color: var(--navy); }

.marquee { position: relative; overflow: hidden; mask-image: linear-gradient(90deg, transparent, #000 8%, #000 92%, transparent); -webkit-mask-image: linear-gradient(90deg, transparent, #000 8%, #000 92%, transparent); }
.marquee-track { display: flex; align-items: center; gap: 72px; width: max-content; animation: marquee 50s linear infinite; list-style: none; }
.marquee:hover .marquee-track { animation-play-state: paused; }
.marquee-track li { flex: none; }
.marquee-track img { height: 52px; width: auto; filter: grayscale(1); opacity: .65; transition: filter .3s, opacity .3s; }
.marquee-track img.sq { height: 64px; }
.marquee-track li:hover img { filter: none; opacity: 1; }
@keyframes marquee { to { transform: translateX(-50%); } }

.case-card { display: flex; flex-direction: column; background: #fff; border: 1px solid var(--line); border-radius: var(--radius-lg); overflow: hidden; transition: box-shadow .25s var(--ease), transform .25s var(--ease); }
.case-card:hover { box-shadow: var(--shadow-lg); transform: translateY(-4px); }
.case-card-media { position: relative; aspect-ratio: 16 / 9; overflow: hidden; background: var(--navy-100); }
.case-card-media img { width: 100%; height: 100%; object-fit: cover; transition: transform .6s var(--ease); }
.case-card:hover .case-card-media img { transform: scale(1.05); }
.case-card-media .product-tag { position: absolute; left: 20px; top: 20px; margin: 0; background: #fff; box-shadow: var(--shadow-sm); }
.case-card-body { padding: 28px 28px 32px; display: flex; flex-direction: column; flex: 1; }
.case-card-body h3 { margin-bottom: 6px; }
.case-meta { font-size: 13.5px; font-weight: 600; color: var(--coral); margin-bottom: 14px; }
.case-card-body p { font-size: 15px; }
.chips { display: flex; flex-wrap: wrap; gap: 8px; margin-top: auto; padding-top: 20px; list-style: none; }
.chips li { height: 28px; padding: 0 12px; border-radius: 100px; background: var(--navy-50); border: 1px solid var(--line); font-size: 12.5px; font-weight: 600; line-height: 26px; color: var(--navy); }
.section-navy .chips li { background: rgba(255, 255, 255, .06); border-color: rgba(255, 255, 255, .12); color: rgba(255, 255, 255, .85); }

.case-simple { display: flex; flex-direction: column; padding: 32px; background: #fff; border: 1px solid var(--line); border-left: 3px solid var(--navy); border-radius: var(--radius); }
.case-simple.coral { border-left-color: var(--coral); }
.case-simple h3 { font-size: 1.15rem; margin-bottom: 4px; }
.case-simple p { font-size: 15px; }

.filter-tabs { display: inline-flex; flex-wrap: wrap; gap: 6px; padding: 6px; margin-bottom: 40px; background: #fff; border: 1px solid var(--line); border-radius: 12px; }
.filter-tabs button { height: 42px; padding: 0 20px; border: 0; border-radius: 8px; background: transparent; font-family: var(--font-head); font-size: 14.5px; font-weight: 700; color: var(--muted); cursor: pointer; transition: background .2s, color .2s; }
.filter-tabs button:hover { color: var(--navy); }
.filter-tabs button.is-active { background: var(--navy); color: #fff; }
[data-case].is-hidden { display: none; }

.sector-card { padding: 32px; background: rgba(255, 255, 255, .04); border: 1px solid rgba(255, 255, 255, .1); border-radius: var(--radius-lg); }
.sector-card .icon-box { background: rgba(232, 83, 74, .15); color: #FF8A82; margin-bottom: 22px; }
.sector-card h3 { font-size: 1.1rem; margin-bottom: 10px; }
.sector-card p { font-size: 15px; color: rgba(255, 255, 255, .7); }

/* ---------- 15. Süreç adımları ---------- */
.steps { display: grid; grid-template-columns: repeat(6, minmax(0, 1fr)); gap: 0; list-style: none; counter-reset: step; }
.step { position: relative; padding: 0 20px 0 0; }
.step::before { counter-increment: step; content: "0" counter(step); display: grid; place-items: center; width: 52px; height: 52px; margin-bottom: 24px; border-radius: 50%; background: #fff; border: 1.5px solid var(--line-strong); font-family: var(--font-head); font-size: 15px; font-weight: 800; color: var(--navy); position: relative; z-index: 1; transition: background .25s, color .25s, border-color .25s; }
.step::after { content: ""; position: absolute; top: 26px; left: 52px; right: 0; height: 1.5px; background: repeating-linear-gradient(90deg, var(--line-strong) 0 6px, transparent 6px 12px); }
.step:last-child::after { display: none; }
.step:hover::before { background: var(--coral); border-color: var(--coral); color: #fff; }
.step h3 { font-size: 1.05rem; margin-bottom: 8px; }
.step p { font-size: 14.5px; color: var(--muted); }

/* ---------- 16. Zaman çizelgesi ---------- */
.timeline { position: relative; list-style: none; display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 24px; }
.timeline::before { content: ""; position: absolute; left: 0; right: 0; top: 11px; height: 2px; background: linear-gradient(90deg, var(--coral), var(--navy-200)); }
.timeline li { position: relative; padding-top: 48px; }
.timeline li::before { content: ""; position: absolute; top: 0; left: 0; width: 24px; height: 24px; border-radius: 50%; background: #fff; border: 6px solid var(--coral); box-sizing: border-box; }
.timeline li:nth-child(n+2)::before { border-color: var(--navy); }
.timeline .year { display: block; font-family: var(--font-head); font-size: 28px; font-weight: 800; color: var(--navy); letter-spacing: -.02em; line-height: 1; margin-bottom: 12px; }
.timeline h3 { font-size: 1.1rem; margin-bottom: 8px; }
.timeline p { font-size: 15px; color: var(--muted); }

/* ---------- 17. Değerler / Misyon ---------- */
.mv-card { padding: 48px; border-radius: var(--radius-xl); background: var(--navy-900); color: rgba(255, 255, 255, .78); position: relative; overflow: hidden; isolation: isolate; }
.mv-card.light { background: var(--bg-soft); color: var(--text); border: 1px solid var(--line); }
.mv-card h3 { color: #fff; font-size: 1.6rem; font-weight: 800; margin-bottom: 16px; }
.mv-card.light h3 { color: var(--ink); }
.mv-card p { font-size: 17px; line-height: 1.7; }
.mv-card .mv-arc { position: absolute; right: -40px; bottom: -40px; width: 220px; opacity: .14; z-index: -1; }
.mv-card.light .mv-arc { opacity: .09; }

/* ---------- 18. Kalite & sertifika ---------- */
.cert-card { display: flex; flex-direction: column; padding: 36px; background: #fff; border: 1px solid var(--line); border-radius: var(--radius-lg); }
.cert-card-logo { display: flex; align-items: center; height: 80px; margin-bottom: 28px; padding-bottom: 28px; border-bottom: 1px solid var(--line); box-sizing: content-box; }
.cert-card-logo img { max-height: 72px; max-width: 220px; width: auto; object-fit: contain; }
.cert-card-logo img.is-wide { max-height: 40px; max-width: 260px; }
.cert-card h3 { margin-bottom: 4px; }
.cert-card .case-meta { margin-bottom: 14px; }
.cert-card p { font-size: 15px; }
.cert-card .check-list { margin: 20px 0 0; gap: 10px; }
.cert-card .check-list li { font-size: 14.5px; }

.maturity { display: grid; grid-template-columns: repeat(5, minmax(0, 1fr)); align-items: end; gap: 12px; }
.maturity-level { position: relative; padding: 22px 20px; border-radius: var(--radius) var(--radius) 0 0; background: rgba(255, 255, 255, .05); border: 1px solid rgba(255, 255, 255, .1); border-bottom: 0; }
.maturity-level:nth-child(1) { min-height: 150px; }
.maturity-level:nth-child(2) { min-height: 190px; }
.maturity-level:nth-child(3) { min-height: 250px; background: var(--coral); border-color: var(--coral); }
.maturity-level:nth-child(4) { min-height: 270px; }
.maturity-level:nth-child(5) { min-height: 310px; }
.maturity-level b { display: block; font-family: var(--font-head); font-size: 13px; font-weight: 700; letter-spacing: .1em; text-transform: uppercase; color: rgba(255, 255, 255, .55); }
.maturity-level h4 { color: #fff; font-size: 1.15rem; margin: 6px 0 8px; }
.maturity-level p { font-size: 13.5px; line-height: 1.5; color: rgba(255, 255, 255, .62); }
.maturity-level:nth-child(3) b, .maturity-level:nth-child(3) p { color: rgba(255, 255, 255, .9); }
.maturity-level .flag { position: absolute; top: -14px; right: 16px; height: 28px; padding: 0 12px; border-radius: 100px; background: #fff; color: var(--coral-600); font-family: var(--font-head); font-size: 12px; font-weight: 800; line-height: 28px; letter-spacing: .04em; box-shadow: var(--shadow); }
.maturity-base { height: 2px; background: rgba(255, 255, 255, .25); }

.security-grid { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 1px; background: var(--line); border: 1px solid var(--line); border-radius: var(--radius-lg); overflow: hidden; }
.security-item { padding: 32px 28px; background: #fff; }
.security-item .icon { width: 28px; height: 28px; color: var(--coral); margin-bottom: 18px; }
.security-item h3 { font-size: 1.05rem; margin-bottom: 8px; }
.security-item p { font-size: 14.5px; color: var(--muted); }

/* ---------- 19. Uzmanlık detay ---------- */
.expertise-row { display: grid; grid-template-columns: 120px minmax(0, .85fr) minmax(0, 1.15fr); gap: 48px; padding: 48px 0; border-top: 1px solid var(--line); align-items: start; }
.expertise-row:last-child { border-bottom: 1px solid var(--line); }
.expertise-num { font-family: var(--font-head); font-size: 56px; font-weight: 800; line-height: .9; letter-spacing: -.04em; color: transparent; -webkit-text-stroke: 1.5px var(--navy-200); }
.expertise-row:hover .expertise-num { -webkit-text-stroke-color: var(--coral); }
.expertise-title { display: flex; gap: 18px; align-items: flex-start; }
.expertise-title h3 { font-size: clamp(1.3rem, 1.1rem + .6vw, 1.65rem); font-weight: 800; margin: 6px 0 0; }
.expertise-row p { font-size: 16px; }
.expertise-row .chips { padding-top: 16px; }

.stack { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 24px; }
.stack-item { padding: 28px; border-radius: var(--radius-lg); background: rgba(255, 255, 255, .04); border: 1px solid rgba(255, 255, 255, .1); }
.stack-item b { display: block; font-family: var(--font-head); font-size: 30px; font-weight: 800; color: #fff; letter-spacing: -.02em; line-height: 1.1; }
.stack-item h3 { font-size: 1rem; margin: 10px 0 6px; color: #fff; }
.stack-item p { font-size: 14px; color: rgba(255, 255, 255, .62); }
.stack-item .status { display: inline-flex; align-items: center; gap: 6px; margin-top: 14px; font-size: 12px; font-weight: 700; letter-spacing: .06em; text-transform: uppercase; color: #7EE2B8; }
.stack-item .status::before { content: ""; width: 6px; height: 6px; border-radius: 50%; background: #3DD68C; }

.integration-list { display: flex; flex-wrap: wrap; gap: 10px; list-style: none; }
.integration-list li { display: inline-flex; align-items: center; gap: 8px; height: 44px; padding: 0 18px; background: #fff; border: 1px solid var(--line); border-radius: 100px; font-family: var(--font-head); font-size: 14.5px; font-weight: 700; color: var(--ink); }
.integration-list .icon { width: 17px; height: 17px; color: var(--coral); }

.solution-col { padding: 36px 32px; background: #fff; border: 1px solid var(--line); border-radius: var(--radius-lg); }
.solution-col h3 { display: flex; align-items: center; gap: 14px; margin-bottom: 20px; padding-bottom: 20px; border-bottom: 1px solid var(--line); }
.solution-col h3 .icon-box { margin: 0; }
.solution-col ul { list-style: none; display: grid; gap: 12px; }
.solution-col li { display: flex; gap: 10px; font-size: 15px; line-height: 1.5; }
.solution-col li .icon { width: 18px; height: 18px; color: var(--coral); margin-top: 3px; stroke-width: 2.25; }

/* ---------- 20. Ürün detay ---------- */
.feature-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 0; border-top: 1px solid var(--line); border-left: 1px solid var(--line); }
.feature { padding: 36px 32px; border-right: 1px solid var(--line); border-bottom: 1px solid var(--line); background: #fff; transition: background .25s; }
.feature:hover { background: var(--bg-soft); }
.feature .icon { width: 28px; height: 28px; color: var(--navy); margin-bottom: 20px; }
.feature:hover .icon { color: var(--coral); }
.feature h3 { font-size: 1.1rem; margin-bottom: 8px; }
.feature p { font-size: 15px; color: var(--muted); }

.usecase-list { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 12px; list-style: none; }
.usecase-list li { display: flex; align-items: center; gap: 12px; padding: 18px 20px; background: #fff; border: 1px solid var(--line); border-radius: var(--radius); font-family: var(--font-head); font-size: 15px; font-weight: 600; color: var(--ink); }
.usecase-list li::before { content: ""; width: 8px; height: 8px; flex: none; border-radius: 2px; background: var(--coral); transform: rotate(45deg); }

.detect-list { list-style: none; display: grid; gap: 10px; }
.detect-list li { display: flex; align-items: center; justify-content: space-between; gap: 16px; padding: 14px 18px; background: rgba(255, 255, 255, .05); border: 1px solid rgba(255, 255, 255, .1); border-radius: var(--radius); font-size: 15px; color: #fff; }
.detect-list li span:last-child { display: inline-flex; align-items: center; gap: 6px; height: 26px; padding: 0 10px; border-radius: 100px; background: rgba(232, 83, 74, .16); color: #FF8A82; font-size: 12px; font-weight: 700; letter-spacing: .04em; text-transform: uppercase; }

.flow { display: grid; grid-template-columns: repeat(5, minmax(0, 1fr)); gap: 16px; list-style: none; counter-reset: flow; }
.flow li { position: relative; padding: 24px 20px; background: #fff; border: 1px solid var(--line); border-radius: var(--radius); }
.flow li::before { counter-increment: flow; content: counter(flow); display: grid; place-items: center; width: 30px; height: 30px; margin-bottom: 14px; border-radius: 8px; background: var(--navy); color: #fff; font-family: var(--font-head); font-size: 14px; font-weight: 800; }
.flow li:not(:last-child)::after { content: ""; position: absolute; right: -13px; top: 50%; width: 10px; height: 10px; border-top: 2px solid var(--line-strong); border-right: 2px solid var(--line-strong); transform: translateY(-50%) rotate(45deg); }
.flow h4 { font-size: 15.5px; margin-bottom: 4px; }
.flow p { font-size: 13.5px; color: var(--muted); }

.screens { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 32px; }
.screen { margin: 0; }
.screens .browser img { aspect-ratio: 16 / 9; object-fit: cover; object-position: top left; }
.screen figcaption { margin-top: 16px; font-size: 14.5px; color: var(--muted); }
.screen figcaption strong { display: block; font-family: var(--font-head); font-size: 16px; color: var(--ink); margin-bottom: 2px; }

/* ---------- 21. CTA bandı ---------- */
.cta-band { position: relative; isolation: isolate; overflow: hidden; padding: 72px; border-radius: var(--radius-xl); background: var(--navy); color: rgba(255, 255, 255, .78); display: grid; grid-template-columns: minmax(0, 1fr) auto; gap: 48px; align-items: center; }
.cta-band::before { content: ""; position: absolute; inset: 0; z-index: -1; background: radial-gradient(600px 300px at 100% 0%, rgba(232, 83, 74, .35), transparent 60%), linear-gradient(rgba(255, 255, 255, .04) 1px, transparent 1px) 0 0 / 40px 40px, linear-gradient(90deg, rgba(255, 255, 255, .04) 1px, transparent 1px) 0 0 / 40px 40px; }
.cta-band h2 { color: #fff; font-size: clamp(1.6rem, 1.2rem + 1.5vw, 2.4rem); margin-bottom: 12px; }
.cta-band p { font-size: 17px; max-width: 620px; }
.cta-actions { display: flex; flex-wrap: wrap; gap: 12px; }

/* ---------- 22. İletişim ---------- */
.contact-grid { display: grid; grid-template-columns: minmax(0, .9fr) minmax(0, 1.1fr); gap: 48px; align-items: start; }
.contact-cards { display: grid; gap: 16px; }
.contact-card { display: flex; gap: 20px; padding: 28px; background: #fff; border: 1px solid var(--line); border-radius: var(--radius-lg); }
.contact-card h3 { font-size: 1rem; margin-bottom: 6px; }
.contact-card p, .contact-card a { font-size: 15.5px; }
.contact-card a { color: var(--ink); font-weight: 600; }
.contact-card a:hover { color: var(--coral); }
.contact-card .icon-box { margin: 0; }
.map-frame { position: relative; border-radius: var(--radius-lg); overflow: hidden; border: 1px solid var(--line); background: var(--navy-50); aspect-ratio: 16 / 7; }
.map-frame iframe { position: absolute; inset: 0; width: 100%; height: 100%; border: 0; }

.form-card { padding: 48px; background: #fff; border: 1px solid var(--line); border-radius: var(--radius-xl); box-shadow: var(--shadow); }
.form-card h2 { font-size: clamp(1.5rem, 1.3rem + .8vw, 2rem); margin-bottom: 8px; }
.form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; margin-top: 32px; }
.form-grid .full { grid-column: 1 / -1; }
.field label { display: block; margin-bottom: 8px; font-family: var(--font-head); font-size: 14px; font-weight: 700; color: var(--ink); }
.field label span { color: var(--coral); }
.field input, .field select, .field textarea { width: 100%; height: 52px; padding: 0 16px; background: var(--bg-soft); border: 1.5px solid var(--line); border-radius: var(--radius-sm); font-size: 15.5px; color: var(--ink); transition: border-color .2s, background .2s, box-shadow .2s; appearance: none; -webkit-appearance: none; }
.field select { background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23687A8B' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='m6 9 6 6 6-6'/%3E%3C/svg%3E"); background-repeat: no-repeat; background-position: right 14px center; background-size: 18px; padding-right: 44px; }
.field textarea { height: 148px; padding: 14px 16px; resize: vertical; line-height: 1.6; }
.field input:focus, .field select:focus, .field textarea:focus { outline: none; background: #fff; border-color: var(--navy); box-shadow: 0 0 0 4px var(--navy-100); }
.field input::placeholder, .field textarea::placeholder { color: #9AA8B5; }
.consent { display: flex; gap: 12px; align-items: flex-start; font-size: 14px; line-height: 1.55; color: var(--muted); }
.consent input { width: 20px; height: 20px; margin: 1px 0 0; flex: none; accent-color: var(--navy); }
.form-foot { display: flex; align-items: center; justify-content: space-between; gap: 20px; flex-wrap: wrap; }
.form-note { font-size: 13.5px; color: var(--muted); }
.form-status { display: none; margin-top: 20px; padding: 14px 18px; border-radius: var(--radius-sm); background: #E9F8F0; color: #146C43; font-size: 14.5px; }
.form-status.is-visible { display: block; }

/* ---------- 23. Metin sayfaları ---------- */
.prose { max-width: 820px; }
.prose h2 { font-size: 1.5rem; margin: 48px 0 16px; }
.prose h2:first-child { margin-top: 0; }
.prose p, .prose li { font-size: 16.5px; }
.prose ul { padding-left: 22px; margin: 0 0 1em; display: grid; gap: 8px; }
.prose table { width: 100%; border-collapse: collapse; margin: 16px 0 24px; font-size: 15px; }
.prose th, .prose td { text-align: left; padding: 12px 16px; border: 1px solid var(--line); vertical-align: top; }
.prose th { background: var(--bg-soft); font-family: var(--font-head); color: var(--ink); width: 34%; }

/* ---------- 24. Alt bilgi ---------- */
.site-footer { background: var(--navy-950); color: rgba(255, 255, 255, .62); font-size: 15px; }
.footer-top { display: grid; grid-template-columns: 1.4fr 1fr 1fr 1.3fr; gap: 56px; padding: 96px 0 64px; }
.footer-brand img { height: 42px; width: auto; margin-bottom: 24px; }
.footer-brand p { max-width: 340px; line-height: 1.7; }
.footer-col h4 { font-size: 13px; font-weight: 700; letter-spacing: .14em; text-transform: uppercase; color: #fff; margin-bottom: 24px; }
.footer-links { list-style: none; display: grid; gap: 12px; }
.footer-links a { color: rgba(255, 255, 255, .62); }
.footer-links a:hover { color: #fff; }
.footer-contact { list-style: none; display: grid; gap: 16px; }
.footer-contact li { display: flex; gap: 12px; line-height: 1.55; }
.footer-contact .icon { width: 18px; height: 18px; color: var(--coral); margin-top: 3px; }
.footer-contact a { color: rgba(255, 255, 255, .8); }
.footer-contact a:hover { color: #fff; }
.social { display: flex; gap: 10px; margin-top: 28px; list-style: none; }
.social a { display: grid; place-items: center; width: 42px; height: 42px; border-radius: 10px; border: 1px solid rgba(255, 255, 255, .14); color: #fff; transition: background .2s, border-color .2s; }
.social a:hover { background: var(--coral); border-color: var(--coral); color: #fff; }
.social .icon { width: 19px; height: 19px; }
.footer-certs { display: flex; flex-wrap: wrap; align-items: center; gap: 12px; padding: 28px 0; border-top: 1px solid rgba(255, 255, 255, .08); list-style: none; }
.footer-certs li { display: inline-flex; align-items: center; height: 32px; padding: 0 14px; border-radius: 100px; border: 1px solid rgba(255, 255, 255, .12); font-size: 12.5px; font-weight: 600; letter-spacing: .04em; color: rgba(255, 255, 255, .72); }
.footer-bottom p { margin: 0; }
.footer-bottom { display: flex; align-items: center; justify-content: space-between; gap: 24px; padding: 28px 0 32px; border-top: 1px solid rgba(255, 255, 255, .08); font-size: 13.5px; }
.footer-bottom ul { display: flex; gap: 24px; list-style: none; }
.footer-bottom a { color: rgba(255, 255, 255, .62); }
.footer-bottom a:hover { color: #fff; }

.to-top { position: fixed; right: 24px; bottom: 24px; z-index: 90; display: grid; place-items: center; width: 48px; height: 48px; border: 0; border-radius: 12px; background: var(--navy); color: #fff; box-shadow: var(--shadow-lg); cursor: pointer; opacity: 0; visibility: hidden; transform: translateY(12px); transition: opacity .25s, transform .25s, visibility .25s, background .2s; }
.to-top.is-visible { opacity: 1; visibility: visible; transform: none; }
.to-top:hover { background: var(--coral); }
.to-top .icon { width: 20px; height: 20px; stroke-width: 2.25; }

/* ---------- 25. 404 ---------- */
.error-page { min-height: 70vh; display: grid; place-items: center; text-align: center; padding: 96px 0; }
.error-code { font-family: var(--font-head); font-size: clamp(6rem, 4rem + 10vw, 11rem); font-weight: 800; line-height: 1; letter-spacing: -.05em; color: var(--navy); margin-bottom: 8px; }
.error-code span { color: var(--coral); }

/* ---------- 26. Görünme animasyonu ---------- */
.js .reveal { opacity: 0; transform: translateY(24px); transition: opacity .8s var(--ease), transform .8s var(--ease); }
.js .reveal.is-in { opacity: 1; transform: none; }
.js .reveal[data-delay="1"] { transition-delay: .08s; }
.js .reveal[data-delay="2"] { transition-delay: .16s; }
.js .reveal[data-delay="3"] { transition-delay: .24s; }
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation-duration: .01ms !important; animation-iteration-count: 1 !important; transition-duration: .01ms !important; }
  .js .reveal { opacity: 1; transform: none; }
}

/* ==========================================================================
   Duyarlı (responsive) kırılımlar
   ========================================================================== */
@media (max-width: 1280px) {
  .nav-link { padding: 0 11px; font-size: 14.5px; }
  .nav-link::after { left: 11px; right: 11px; }
  .site-header .container { gap: 20px; }
}

@media (max-width: 1199px) {
  :root { --header-h: 76px; }
  /* backdrop-filter, sabit konumlu menü paneli için kapsayıcı blok oluşturup paneli başlık yüksekliğine hapsediyordu */
  .site-header { background: #fff; -webkit-backdrop-filter: none; backdrop-filter: none; }
  /* menü açıkken başlık (ve içindeki panel) karartma katmanının üstünde kalmalı */
  body.nav-open .site-header { z-index: 115; }
  .nav-toggle { display: inline-flex; }
  .header-cta { display: none; }
  .nav {
    position: fixed; top: 0; right: 0; bottom: 0; z-index: 120; width: min(420px, 100%); margin: 0; padding: 88px 24px 32px;
    background: #fff; overflow-y: auto; transform: translateX(100%); visibility: hidden; transition: transform .35s var(--ease), visibility .35s;
    box-shadow: -20px 0 60px -20px rgba(0, 23, 39, .35);
  }
  .nav.is-open { transform: none; visibility: visible; }
  .nav-close { position: absolute; top: 16px; right: 16px; display: inline-flex; align-items: center; justify-content: center; width: 46px; height: 46px; padding: 0; border: 1px solid var(--line); border-radius: var(--radius-sm); background: #fff; color: var(--ink); cursor: pointer; }
  .nav-list { flex-direction: column; align-items: stretch; gap: 0; }
  .nav-item { border-bottom: 1px solid var(--line); }
  .nav-link { width: 100%; height: 60px; padding: 0 4px; justify-content: space-between; font-size: 17px; }
  .nav-link::after { display: none; }
  .nav-link[aria-current="page"], .nav-item.is-active > .nav-link { color: var(--coral); }
  .dropdown { position: static; min-width: 0; padding: 0 0 12px; border: 0; box-shadow: none; opacity: 1; visibility: visible; transform: none; display: none; }
  .has-dropdown:hover .dropdown { display: none; }
  .has-dropdown.is-open .dropdown { display: block; }
  .has-dropdown:hover > .nav-link .icon { transform: none; }
  .has-dropdown.is-open > .nav-link .icon { transform: rotate(180deg); }
  .dropdown a { padding: 10px 8px; }
  .nav-mobile-extra { display: grid; gap: 20px; margin-top: 32px; }
  .nav-mobile-extra .btn { width: 100%; }
  .nav-mobile-extra ul { list-style: none; display: grid; gap: 12px; font-size: 15px; }
  .nav-mobile-extra ul a { display: inline-flex; align-items: center; gap: 10px; color: var(--text); }
  .nav-mobile-extra .icon { width: 18px; height: 18px; color: var(--coral); }
  .nav-backdrop { display: block; position: fixed; inset: 0; z-index: 110; background: rgba(0, 23, 39, .5); opacity: 0; visibility: hidden; transition: opacity .3s, visibility .3s; }
  .nav-backdrop.is-visible { opacity: 1; visibility: visible; }
  body.nav-open { overflow: hidden; }

  .stats { grid-template-columns: repeat(3, minmax(0, 1fr)); }
  .stat:nth-child(4) { border-left: 0; padding-left: 0; }
  .stat:nth-child(n+4) { padding-top: 32px; }
  .logo-wall { grid-template-columns: repeat(4, minmax(0, 1fr)); }
  .steps { grid-template-columns: repeat(3, minmax(0, 1fr)); row-gap: 48px; }
  .step:nth-child(3)::after { display: none; }
  .footer-top { grid-template-columns: 1fr 1fr; gap: 48px; }
  .cert-strip .container { grid-template-columns: 1fr; gap: 24px; text-align: center; }
  .cert-strip-title { border-right: 0; padding-right: 0; }
  .cert-logos { display: grid; grid-template-columns: repeat(6, auto); justify-content: space-between; gap: 28px 32px; }
  .hero .container { grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); gap: 48px; }
  .hero-stat b { font-size: 1.6rem; }
}

@media (max-width: 991px) {
  .section { padding: 88px 0; }
  .section-sm { padding: 64px 0; }
  .topbar-badges { display: none; }
  .hero .container { grid-template-columns: 1fr; gap: 56px; min-height: 0; padding-top: 80px; padding-bottom: 80px; }
  .hero-media { width: 100%; opacity: .35; }
  .hero-media::after { background: linear-gradient(180deg, rgba(0, 34, 58, .7), var(--navy-900)); }
  .hero::before { mask-image: none; -webkit-mask-image: none; }
  .hero-arcs { display: none; }
  .page-hero-bg { width: 100%; opacity: .5; }
  .page-hero-bg::after { background: linear-gradient(180deg, rgba(0, 34, 58, .6), var(--navy-900)); }
  .cert-logos { grid-template-columns: repeat(3, minmax(0, 1fr)); justify-items: center; justify-content: stretch; }
  .grid-3, .grid-4 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .split, .split.wide-text { grid-template-columns: 1fr; gap: 64px; }
  .split.reverse > :first-child { order: 0; }
  .split-media { max-width: 680px; }
  .split-media .media-badge { right: 16px; }
  .section-head-row { flex-direction: column; align-items: flex-start; gap: 24px; }
  .product-feature, .product-feature.reverse { grid-template-columns: 1fr; }
  .product-feature.reverse .product-feature-body { order: 0; }
  .product-feature-body { padding: 40px; }
  .product-feature-media, .product-feature.reverse .product-feature-media { padding: 40px 0 40px 40px; justify-content: flex-start; }
  .product-feature-media .browser { width: calc(100% + 80px); }
  .timeline { grid-template-columns: 1fr 1fr; row-gap: 40px; }
  .timeline::before { display: none; }
  .security-grid, .stack { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .maturity { grid-template-columns: 1fr; gap: 10px; align-items: stretch; }
  .maturity-level, .maturity-level:nth-child(n) { min-height: 0; border-radius: var(--radius); border-bottom: 1px solid rgba(255, 255, 255, .1); }
  .maturity-level:nth-child(3) { border-color: var(--coral); }
  .maturity-base { display: none; }
  .expertise-row { grid-template-columns: 1fr; gap: 20px; padding: 40px 0; }
  .expertise-num { font-size: 44px; }
  .feature-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .usecase-list { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .flow { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .flow li::after { display: none; }
  .screens { grid-template-columns: 1fr; }
  .cta-band { grid-template-columns: 1fr; padding: 56px 40px; gap: 32px; }
  .contact-grid { grid-template-columns: 1fr; }
}

@media (max-width: 767px) {
  :root { --gutter: 16px; --header-h: 68px; }
  body { font-size: 15.5px; }
  .topbar { display: none; }
  .brand img { height: 34px; }
  .section { padding: 72px 0; }
  .section-sm { padding: 56px 0; }
  .section-head { margin-bottom: 40px; }
  .section-head-row { margin-bottom: 40px; }
  .hero .container { padding-top: 56px; padding-bottom: 64px; gap: 40px; }
  .hero-actions .btn { flex: 1 1 100%; }
  .hero-panel { padding: 20px; }
  .hero-stat { padding: 18px 16px; }
  .hero-proof { gap: 12px 20px; margin-top: 36px; padding-top: 24px; }
  .page-hero { padding: 56px 0 64px; }
  .page-hero-meta li { height: 34px; font-size: 13px; padding: 0 12px; }
  .cert-logos { gap: 24px 16px; }
  .cert-logos img { height: 42px; }
  .cert-logos img.is-wide { height: 24px; }
  .cert-logos img.is-mid { height: 30px; }
  .grid-2, .grid-3, .grid-4 { grid-template-columns: 1fr; }
  .span-2 { grid-column: auto; }
  .card { padding: 28px 24px; }
  .card-num { top: 28px; right: 24px; }
  .stats { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .stat, .stat + .stat { padding: 28px 16px 0 0; border-left: 0; }
  .stat:nth-child(even) { padding-left: 16px; border-left: 1px solid rgba(255, 255, 255, .12); }
  .stats.light .stat:nth-child(even) { border-left-color: var(--line); }
  .stat:nth-child(n+3) { padding-top: 28px; }
  .split-media::before { left: -12px; bottom: -12px; }
  .split-media .media-badge { position: relative; right: auto; bottom: auto; margin: -40px 16px 0; }
  .fact-row { grid-template-columns: 1fr; }
  .fact + .fact { border-left: 0; border-top: 1px solid var(--line); }
  .check-list.cols-2 { grid-template-columns: 1fr; }
  .product-feature { border-radius: var(--radius-lg); }
  .product-feature-body { padding: 28px 24px 32px; }
  .product-feature-media, .product-feature.reverse .product-feature-media { padding: 28px 0 28px 24px; }
  .product-feature-media .browser { width: calc(100% + 48px); }
  .product-actions .btn { flex: 1 1 100%; }
  .mini-stats { gap: 20px; flex-wrap: wrap; }
  .logo-wall { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .logo-wall li { height: 104px; padding: 18px; }
  .logo-wall img { max-height: 44px; }
  .logo-wall img.sq { max-height: 56px; }
  .marquee-track { gap: 48px; }
  .marquee-track img { height: 40px; }
  .marquee-track img.sq { height: 50px; }
  .filter-tabs { display: grid; grid-template-columns: 1fr 1fr; width: 100%; }
  .filter-tabs button { padding: 0 10px; font-size: 13.5px; }
  .steps { grid-template-columns: 1fr; row-gap: 0; }
  .step { display: grid; grid-template-columns: 52px 1fr; column-gap: 20px; padding: 0 0 32px; }
  .step::before { grid-row: span 2; margin: 0; }
  .step::after, .step:nth-child(3)::after { display: block; top: 52px; bottom: 0; left: 25px; right: auto; width: 1.5px; height: auto; background: repeating-linear-gradient(180deg, var(--line-strong) 0 6px, transparent 6px 12px); }
  .step:last-child::after { display: none; }
  .step h3 { margin-top: 12px; }
  .timeline { grid-template-columns: 1fr; padding-left: 8px; }
  .mv-card { padding: 36px 28px; }
  .cert-card { padding: 28px 24px; }
  .security-grid, .stack { grid-template-columns: 1fr; }
  .feature-grid { grid-template-columns: 1fr; }
  .feature { padding: 28px 24px; }
  .usecase-list, .flow { grid-template-columns: 1fr; }
  .cta-band { padding: 44px 24px; border-radius: var(--radius-lg); }
  .cta-actions .btn { flex: 1 1 100%; }
  .contact-card { padding: 22px; gap: 16px; }
  .map-frame { aspect-ratio: 4 / 3; }
  .form-card { padding: 28px 20px; border-radius: var(--radius-lg); }
  .form-grid { grid-template-columns: 1fr; }
  .form-foot .btn { width: 100%; }
  .footer-top { grid-template-columns: 1fr 1fr; gap: 40px 24px; padding: 64px 0 48px; }
  .footer-brand, .footer-top .footer-col:last-child { grid-column: 1 / -1; }
  .footer-bottom { flex-direction: column; align-items: flex-start; }
  .footer-bottom ul { flex-wrap: wrap; gap: 12px 20px; }
  .to-top { right: 16px; bottom: 16px; width: 44px; height: 44px; }
  .prose th { width: 40%; }
}

@media (max-width: 380px) {
  .hero-stats { grid-template-columns: 1fr; }
  .btn { padding: 0 20px; }
}