/* ==========================================================================
   BAFTEK — tasarım sistemi
   Beyaz, sade, kurumsal. Sarı (#FAB60D, logodan) yalnızca vurgu: çizgi, ikon, hover, aktif durum.
   Katmanlar: 1 Tokenlar · 2 Temel · 3 Düzen · 4 Bileşenler · 5 Bölümler · 6 Sayfalar · 7 Hareket · 8 Duyarlı
   ========================================================================== */

/* ---------- Fontlar (kendi sunucumuzdan; Google Fonts'a istek yok) ---------- */
@font-face {
  font-family: "Inter";
  font-style: normal;
  font-weight: 100 900;
  font-display: swap;
  src: url("../fonts/inter-latin-wght-normal.woff2") format("woff2");
  unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;
}
@font-face {
  font-family: "Inter";
  font-style: normal;
  font-weight: 100 900;
  font-display: swap;
  src: url("../fonts/inter-latin-ext-wght-normal.woff2") format("woff2");
  unicode-range: U+0100-02BA, U+02BD-02C5, U+02C7-02CC, U+02CE-02D7, U+02DD-02FF, U+0304, U+0308, U+0329, U+1D00-1DBF, U+1E00-1E9F, U+1EF2-1EFF, U+2020, U+20A0-20AB, U+20AD-20C0, U+2113, U+2C60-2C7F, U+A720-A7FF;
}

/* ---------- 1. Tokenlar ---------- */
:root {
  /* Renk */
  --c-bg: #ffffff;
  --c-bg-soft: #f7f7f7;
  --c-bg-subtle: #fafafa;
  --c-text: #161616;
  --c-text-2: #5e5e5e;      /* 6.4:1 */
  --c-text-3: #767676;      /* 4.54:1 — küçük metinde alt sınır */
  --c-line: #e8e8e8;
  --c-line-2: #d6d6d6;
  --c-accent: #fab60d;      /* logo sarısı */
  --c-accent-soft: #fff6dc;
  --c-accent-ink: #8f6200;  /* beyaz üzerinde metin olarak kullanılabilen koyu sarı, 5.3:1 */
  --c-graphite: #737373;    /* logo grisi */
  --c-anthracite: #161616;
  --c-success: #1e6b35;
  --c-success-bg: #f0f8f2;
  --c-error: #b42318;
  --c-error-bg: #fef3f2;

  /* Tipografi */
  --font: "Inter", ui-sans-serif, system-ui, -apple-system, "Segoe UI", Roboto, Arial, sans-serif;
  --fs-xs: 0.8125rem;   /* 13 */
  --fs-sm: 0.9375rem;   /* 15 */
  --fs-base: 1.0625rem; /* 17 */
  --fs-lg: 1.1875rem;   /* 19 */
  --fs-h1: clamp(2.375rem, 1.4rem + 3.3vw, 4.25rem);      /* 38 → 68 */
  --fs-h1-page: clamp(2.25rem, 1.5rem + 2.6vw, 4rem);     /* 36 → 64 */
  --fs-h2: clamp(1.875rem, 1.3rem + 2vw, 3.125rem);       /* 30 → 50 */
  --fs-h3: clamp(1.1875rem, 1.05rem + 0.4vw, 1.375rem);   /* 19 → 22 */
  --lh-tight: 1.06;
  --ls-tight: -0.032em;

  /* Ölçü (8px ızgara) */
  --container: 1320px;
  --gutter: clamp(16px, 4vw, 48px);
  --section: clamp(80px, 10vw, 148px);
  --section-tight: clamp(56px, 7vw, 96px);
  --header-h: 96px;
  --header-h-scrolled: 76px;

  /* Köşe, gölge */
  --r-sm: 6px;
  --r-md: 8px;
  --r-lg: 12px;
  --r-xl: 16px;
  --shadow-doc: 0 1px 2px rgba(22, 22, 22, 0.06), 0 18px 40px -18px rgba(22, 22, 22, 0.22);

  /* Hareket */
  --ease: cubic-bezier(0.16, 1, 0.3, 1);
  --dur-fast: 200ms;
  --dur: 400ms;
  --dur-slow: 700ms;
}

/* ---------- 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;
  background: var(--c-bg);
  color: var(--c-text);
  font-family: var(--font);
  font-size: var(--fs-base);
  line-height: 1.65;
  font-feature-settings: "cv11", "ss03";
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizeLegibility;
  overflow-x: clip;
}
img, svg, picture { display: block; max-width: 100%; }
img { height: auto; }
a { color: inherit; text-decoration: none; }
h1, h2, h3, h4, p, ul, ol, dl, dd, figure { margin: 0; }
ul, ol { padding: 0; list-style: none; }
h1, h2, h3 { font-weight: 600; letter-spacing: var(--ls-tight); line-height: var(--lh-tight); text-wrap: balance; }
p { text-wrap: pretty; }
strong { font-weight: 600; }
address { font-style: normal; }
button, input, textarea, select { font: inherit; color: inherit; }
::selection { background: var(--c-accent); color: var(--c-text); }

:focus-visible {
  outline: 2px solid var(--c-text);
  outline-offset: 3px;
  box-shadow: 0 0 0 6px rgba(250, 182, 13, 0.45);
  border-radius: 4px;
}
main:focus { outline: none; }

.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: -100px; z-index: 100;
  padding: 12px 20px; border-radius: var(--r-md);
  background: var(--c-text); color: #fff; font-weight: 600; font-size: var(--fs-sm);
  transition: top var(--dur-fast) var(--ease);
}
.skip-link:focus { top: 16px; }

.icon { width: 20px; height: 20px; flex: none; }
.icon-sm { width: 18px; height: 18px; }
.icon-xs { width: 14px; height: 14px; }

/* ---------- 3. Düzen ---------- */
.container {
  width: 100%;
  max-width: calc(var(--container) + var(--gutter) * 2);
  margin-inline: auto;
  padding-inline: var(--gutter);
}
.section { padding-block: var(--section); }
.section-tight { padding-block: var(--section-tight); }
.section-soft { background: var(--c-bg-soft); }

/* ---------- 4. Bileşenler ---------- */

/* Etiket (eyebrow): küçük büyük harf + sarı çizgi */
.eyebrow {
  display: inline-flex; align-items: center; gap: 12px;
  font-size: var(--fs-xs); font-weight: 600; letter-spacing: 0.1em; text-transform: uppercase;
  color: var(--c-text);
  margin-bottom: 20px;
}
.eyebrow::before { content: ""; width: 22px; height: 2px; background: var(--c-accent); flex: none; }

.section-head { max-width: 760px; }
.section-title { font-size: var(--fs-h2); }
.section-title--sm { font-size: clamp(1.625rem, 1.2rem + 1.3vw, 2.375rem); }
.section-text { margin-top: 20px; font-size: var(--fs-lg); line-height: 1.6; color: var(--c-text-2); max-width: 38em; }
.section-head-row { display: flex; align-items: flex-end; justify-content: space-between; gap: 32px; margin-bottom: clamp(40px, 5vw, 64px); }

/* Düğmeler — kurumsal 8px köşe, hap değil */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 10px;
  min-height: 52px; padding: 0 26px;
  border-radius: var(--r-md); border: 1px solid transparent;
  font-size: var(--fs-sm); font-weight: 600; letter-spacing: -0.005em; line-height: 1.2;
  cursor: pointer; white-space: nowrap;
  transition: background-color var(--dur-fast) var(--ease), border-color var(--dur-fast) var(--ease), color var(--dur-fast) var(--ease);
}
.btn .icon { width: 18px; height: 18px; transition: transform var(--dur) var(--ease); }
.btn:hover .icon { transform: translateX(3px); }
.btn-primary { background: var(--c-text); color: #fff; }
.btn-primary:hover { background: #333; }
.btn-primary .icon { color: var(--c-accent); }
.btn-ghost { background: transparent; color: var(--c-text); border-color: var(--c-line-2); }
.btn-ghost:hover { border-color: var(--c-text); }
.btn[disabled] { opacity: 0.6; cursor: progress; }

.link-arrow {
  display: inline-flex; align-items: center; gap: 10px;
  font-size: var(--fs-sm); font-weight: 600;
  padding-bottom: 4px; border-bottom: 1px solid var(--c-text);
  white-space: nowrap;
}
.link-arrow .icon { width: 18px; height: 18px; transition: transform var(--dur) var(--ease); }
.link-arrow:hover .icon { transform: translateX(4px); }
.link-arrow:hover { border-bottom-color: var(--c-accent); }

/* Breadcrumb */
.breadcrumb ol { display: flex; flex-wrap: wrap; align-items: center; gap: 6px 8px; font-size: var(--fs-xs); color: var(--c-text-3); }
.breadcrumb li { display: inline-flex; align-items: center; gap: 8px; }
.breadcrumb a { transition: color var(--dur-fast); }
.breadcrumb a:hover { color: var(--c-text); }
.breadcrumb [aria-current] { color: var(--c-text); font-weight: 500; }
.breadcrumb .icon { color: var(--c-line-2); }

/* Teknik ızgara dokusu (çok düşük opaklık) */
.hero-grid, .page-hero-grid, .notfound-grid, .map-facade-grid, .cta-band::before {
  background-image:
    linear-gradient(to right, rgba(22, 22, 22, 0.045) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(22, 22, 22, 0.045) 1px, transparent 1px);
  background-size: 64px 64px;
}

/* ---------- Header ---------- */
.site-header {
  position: sticky; top: 0; z-index: 50;
  background: rgba(255, 255, 255, 0.94);
  -webkit-backdrop-filter: saturate(180%) blur(14px);
  backdrop-filter: saturate(180%) blur(14px);
  border-bottom: 1px solid transparent;
  transition: border-color var(--dur) var(--ease), box-shadow var(--dur) var(--ease);
}
.site-header.is-scrolled { border-bottom-color: var(--c-line); }
.header-inner {
  display: flex; align-items: center; justify-content: space-between; gap: 32px;
  height: var(--header-h);
  transition: height var(--dur) var(--ease);
}
.is-scrolled .header-inner { height: var(--header-h-scrolled); }
.brand { display: block; flex: none; padding: 4px 0; }
.brand img { width: auto; height: 68px; transition: height var(--dur) var(--ease); }
.is-scrolled .brand img { height: 54px; }

.main-nav { margin-left: auto; }
.main-nav-list { display: flex; align-items: center; gap: clamp(18px, 2vw, 32px); }
.main-nav-list a {
  position: relative; display: inline-flex; align-items: center;
  min-height: 48px;
  font-size: var(--fs-sm); font-weight: 500; color: var(--c-text-2); white-space: nowrap;
  transition: color var(--dur-fast) var(--ease);
}
.main-nav-list a::after {
  content: ""; position: absolute; left: 0; right: 0; bottom: 10px; height: 2px;
  background: var(--c-accent); transform: scaleX(0); transform-origin: left;
  transition: transform var(--dur) var(--ease);
}
.main-nav-list a:hover, .main-nav-list a[aria-current] { color: var(--c-text); }
.main-nav-list a:hover::after, .main-nav-list a[aria-current]::after { transform: scaleX(1); }

.header-tools { display: flex; align-items: center; gap: 20px; }
.lang-switch { display: inline-flex; align-items: center; gap: 2px; font-size: var(--fs-xs); font-weight: 600; letter-spacing: 0.06em; }
.lang-switch a {
  display: inline-flex; align-items: center; justify-content: center;
  min-width: 36px; min-height: 40px; padding: 0 6px;
  color: var(--c-text-3); border-radius: var(--r-sm);
  transition: color var(--dur-fast);
}
.lang-switch a:hover { color: var(--c-text); }
.lang-switch a[aria-current] { color: var(--c-text); box-shadow: inset 0 -2px 0 var(--c-accent); border-radius: 0; }
.lang-sep { color: var(--c-line-2); font-weight: 400; }
.lang-switch--header { padding-left: 24px; border-left: 1px solid var(--c-line); }

.menu-toggle {
  display: none; position: relative;
  width: 48px; height: 48px; margin-right: -10px;
  background: none; border: 0; cursor: pointer; border-radius: var(--r-md);
}
.menu-toggle-bars { position: absolute; left: 13px; right: 13px; top: 50%; height: 10px; transform: translateY(-50%); }
.menu-toggle-bars span {
  position: absolute; left: 0; right: 0; height: 1.5px; background: var(--c-text); border-radius: 2px;
  transition: transform var(--dur) var(--ease), top var(--dur) var(--ease);
}
.menu-toggle-bars span:first-child { top: 0; }
.menu-toggle-bars span:last-child { top: 8.5px; }
.menu-toggle[aria-expanded="true"] .menu-toggle-bars span:first-child { top: 4.25px; transform: rotate(45deg); }
.menu-toggle[aria-expanded="true"] .menu-toggle-bars span:last-child { top: 4.25px; transform: rotate(-45deg); }

.mobile-menu {
  position: fixed; inset: var(--header-h-scrolled) 0 0 0; z-index: 49;
  background: var(--c-bg);
  overflow-y: auto; overscroll-behavior: contain;
  border-top: 1px solid var(--c-line);
}
.mobile-menu[hidden] { display: none; }
.mobile-menu.is-open { animation: menu-in var(--dur) var(--ease); }
.mobile-menu-inner { display: flex; flex-direction: column; justify-content: space-between; min-height: 100%; padding-block: 24px 40px; gap: 40px; }
.mobile-nav-list li { border-bottom: 1px solid var(--c-line); }
.mobile-nav-list a {
  display: flex; align-items: baseline; gap: 16px;
  padding: 18px 0; font-size: clamp(1.625rem, 1.2rem + 2vw, 2.25rem); font-weight: 600; letter-spacing: -0.03em; line-height: 1.15;
}
.mobile-nav-list a[aria-current] { color: var(--c-text); }
.mobile-nav-list a[aria-current] .nav-index { color: var(--c-accent-ink); }
.nav-index { font-size: var(--fs-xs); font-weight: 600; color: var(--c-text-3); letter-spacing: 0.04em; font-variant-numeric: tabular-nums; }
.mobile-menu-foot { display: grid; gap: 20px; }
.mobile-menu-contact { display: grid; gap: 6px; font-size: var(--fs-base); }
.mobile-menu-contact a { min-height: 32px; display: inline-flex; align-items: center; }
.menu-open { overflow: hidden; }
@keyframes menu-in { from { opacity: 0; transform: translateY(-8px); } to { opacity: 1; transform: none; } }

/* ---------- Ürün satırları (editoryal liste) ---------- */
.product-list { border-top: 1px solid var(--c-line); }
.product-row { border-bottom: 1px solid var(--c-line); }
.product-row a {
  display: grid; grid-template-columns: 1fr auto; align-items: center; gap: 24px;
  padding: 24px 0;
}
.product-row-main { display: grid; gap: 6px; min-width: 0; }
.product-row-cat { font-size: var(--fs-xs); font-weight: 600; letter-spacing: 0.08em; text-transform: uppercase; color: var(--c-text-3); }
.product-row-name { font-size: var(--fs-lg); font-weight: 600; letter-spacing: -0.015em; line-height: 1.3; transition: color var(--dur-fast); }
.product-row-summary {
  font-size: var(--fs-sm); color: var(--c-text-2); line-height: 1.55;
  display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden;
  max-width: 62em;
}
.product-row-arrow {
  display: grid; place-items: center; width: 44px; height: 44px; border-radius: 50%;
  border: 1px solid var(--c-line-2);
  transition: background-color var(--dur) var(--ease), border-color var(--dur) var(--ease), color var(--dur) var(--ease), transform var(--dur) var(--ease);
}
.product-row-arrow .icon { width: 18px; height: 18px; }
.product-row a:hover .product-row-name { color: var(--c-accent-ink); }
.product-row a:hover .product-row-arrow { background: var(--c-text); border-color: var(--c-text); color: var(--c-accent); transform: translateX(4px); }

/* Kontrol listesi, adım listesi */
.check-list { display: grid; gap: 12px; }
.check-list li { display: grid; grid-template-columns: 18px 1fr; gap: 14px; align-items: start; color: var(--c-text-2); }
.check-list .icon { margin-top: 4px; color: var(--c-accent-ink); stroke-width: 2; }
.check-list--2 { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 16px 32px; margin-top: 32px; }
.step-list { display: grid; gap: 14px; counter-reset: step; }
.step-list li { position: relative; padding-left: 44px; color: var(--c-text-2); counter-increment: step; }
.step-list li::before {
  content: counter(step, decimal-leading-zero);
  position: absolute; left: 0; top: 1px;
  font-size: var(--fs-xs); font-weight: 600; color: var(--c-text); font-variant-numeric: tabular-nums;
  width: 30px; height: 24px; display: grid; place-items: center;
  border-radius: var(--r-sm); background: var(--c-bg-soft); border: 1px solid var(--c-line);
}

/* Prose */
.prose { max-width: 70ch; color: var(--c-text-2); }
.prose p + p { margin-top: 1.1em; }
.prose h2 { font-size: 1.375rem; color: var(--c-text); margin: 2.2em 0 0.7em; letter-spacing: -0.02em; }
.prose h2:first-child { margin-top: 0; }
.prose a { color: var(--c-text); text-decoration: underline; text-decoration-color: var(--c-accent); text-underline-offset: 3px; }
.prose strong { color: var(--c-text); }

/* ---------- 5. Bölümler ---------- */

/* Hero */
.hero { position: relative; overflow: hidden; padding-top: clamp(32px, 5vw, 72px); }
.hero-bg { position: absolute; inset: 0; pointer-events: none; }
.hero-grid {
  position: absolute; inset: 0;
  -webkit-mask-image: radial-gradient(ellipse 70% 80% at 30% 40%, #000 0%, transparent 75%);
  mask-image: radial-gradient(ellipse 70% 80% at 30% 40%, #000 0%, transparent 75%);
}
.hero-molecule { position: absolute; width: min(520px, 60vw); left: -120px; bottom: -80px; color: var(--c-text); opacity: 0.05; }
.hero-inner {
  position: relative;
  display: grid; grid-template-columns: minmax(0, 1.12fr) minmax(0, 1fr); align-items: center;
  gap: clamp(40px, 6vw, 96px);
  min-height: min(calc(88vh - var(--header-h) - 120px), 760px);
}
.hero-copy { padding-block: 24px; }
.hero-eyebrow {
  display: flex; flex-wrap: wrap; align-items: center; gap: 10px 14px;
  font-size: var(--fs-xs); font-weight: 500; letter-spacing: 0.08em; text-transform: uppercase; color: var(--c-text-2);
  margin-bottom: 28px;
}
.hero-eyebrow-brand { font-weight: 700; color: var(--c-text); letter-spacing: 0.14em; }
.hero-eyebrow-sep { width: 28px; height: 2px; background: var(--c-accent); }
.hero-title { font-size: var(--fs-h1); line-height: 1.03; letter-spacing: -0.038em; max-width: 16ch; }
.hero-lead { margin-top: 28px; font-size: clamp(1.0625rem, 1rem + 0.3vw, 1.25rem); line-height: 1.6; color: var(--c-text-2); max-width: 34em; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 40px; }
.hero-media { position: relative; }
.hero-media::after {
  content: ""; position: absolute; left: -16px; bottom: 48px; width: 4px; height: 96px; background: var(--c-accent); border-radius: 2px;
}
.hero-picture img {
  width: 100%; aspect-ratio: 1 / 1; max-height: 640px;
  object-fit: cover; object-position: 50% 50%;
  border-radius: var(--r-xl);
  background: var(--c-bg-soft);
}
.hero-domains { position: relative; margin-top: clamp(48px, 6vw, 80px); border-top: 1px solid var(--c-line); }
.hero-domains ul { display: grid; grid-template-columns: repeat(5, minmax(0, 1fr)); }
.hero-domains li {
  display: flex; align-items: baseline; gap: 12px;
  padding: 22px 0; font-size: var(--fs-sm); font-weight: 500; color: var(--c-text);
}
.hero-domains li + li { padding-left: 24px; border-left: 1px solid var(--c-line); }
.hero-domain-index { font-size: var(--fs-xs); font-weight: 600; color: var(--c-accent-ink); font-variant-numeric: tabular-nums; }

/* Giriş */
.intro { border-top: 1px solid var(--c-line); }
.intro-inner { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 3fr); gap: 48px; }
.intro-label { align-self: start; margin-top: 10px; }
.intro-text {
  font-size: clamp(1.5rem, 1rem + 1.7vw, 2.5rem); font-weight: 500; line-height: 1.28; letter-spacing: -0.025em;
  color: var(--c-text-3); max-width: 28em;
}
.intro-text strong { color: var(--c-text); font-weight: 600; }
.facts { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); margin-top: clamp(48px, 6vw, 80px); border-top: 1px solid var(--c-line); }
.fact { padding: 24px 24px 0 0; }
.fact + .fact { padding-left: 24px; border-left: 1px solid var(--c-line); }
.fact dt { font-size: var(--fs-xs); font-weight: 600; letter-spacing: 0.08em; text-transform: uppercase; color: var(--c-text-3); }
.fact dd { margin-top: 10px; font-size: var(--fs-base); font-weight: 500; line-height: 1.45; }

/* Kategori ızgarası */
.cat-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: clamp(40px, 4vw, 56px) clamp(24px, 2.4vw, 36px); }
.cat-tile a { display: block; }
.cat-tile-media { display: block; overflow: hidden; border-radius: var(--r-lg); background: var(--c-bg-soft); }
.cat-tile-media img { width: 100%; aspect-ratio: 4 / 3; object-fit: cover; transition: transform 900ms var(--ease); }
.cat-tile a:hover .cat-tile-media img { transform: scale(1.045); }
.cat-tile-meta {
  display: flex; justify-content: space-between; align-items: center;
  margin-top: 20px; padding-bottom: 12px; border-bottom: 1px solid var(--c-line);
  font-size: var(--fs-xs); font-weight: 600; letter-spacing: 0.06em; color: var(--c-text-3); font-variant-numeric: tabular-nums;
}
.cat-tile-index { color: var(--c-text); }
.cat-tile-title {
  display: flex; align-items: flex-start; justify-content: space-between; gap: 16px;
  margin-top: 16px; font-size: var(--fs-h3); font-weight: 600; letter-spacing: -0.02em; line-height: 1.25;
  transition: color var(--dur-fast);
}
.cat-tile-arrow { width: 22px; height: 22px; margin-top: 2px; color: var(--c-text-3); transition: transform var(--dur) var(--ease), color var(--dur) var(--ease); }
.cat-tile a:hover .cat-tile-title { color: var(--c-accent-ink); }
.cat-tile a:hover .cat-tile-arrow { transform: translate(3px, -3px); color: var(--c-accent-ink); }
.cat-tile-text { display: block; margin-top: 10px; font-size: var(--fs-sm); color: var(--c-text-2); line-height: 1.6; }

/* Öne çıkanlar */
.featured-inner { display: grid; grid-template-columns: minmax(0, 5fr) minmax(0, 7fr); gap: clamp(40px, 6vw, 96px); align-items: start; }
.featured-head { position: sticky; top: calc(var(--header-h-scrolled) + 40px); }
.featured .product-list { border-top-color: var(--c-line-2); }
.featured .product-row { border-bottom-color: var(--c-line-2); }

/* Sektörler */
.sector-grid { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); margin-top: clamp(40px, 5vw, 64px); border-top: 1px solid var(--c-line); }
.sector { border-bottom: 1px solid var(--c-line); }
.sector:not(:nth-child(4n + 1)) { border-left: 1px solid var(--c-line); }
.sector a { display: flex; flex-direction: column; height: 100%; padding: 32px 28px 36px; transition: background-color var(--dur) var(--ease); }
.sector:nth-child(4n + 1) a { padding-left: 0; }
.sector-icon {
  display: grid; place-items: center; width: 48px; height: 48px; border-radius: var(--r-md);
  background: var(--c-bg-soft); color: var(--c-text);
  transition: background-color var(--dur) var(--ease);
}
.sector-icon .icon { width: 24px; height: 24px; }
.sector-title { margin-top: 28px; font-size: 1.0625rem; font-weight: 600; letter-spacing: -0.01em; line-height: 1.35; }
.sector-text { margin-top: 8px; font-size: var(--fs-sm); color: var(--c-text-2); line-height: 1.55; }
.sector a:hover .sector-icon { background: var(--c-accent); }

/* Neden BAFTEK */
.why { border-top: 1px solid var(--c-line); }
.why-inner { display: grid; grid-template-columns: minmax(0, 5fr) minmax(0, 7fr); gap: clamp(40px, 6vw, 96px); align-items: start; }
.why-head { position: sticky; top: calc(var(--header-h-scrolled) + 40px); }
.why-title { max-width: 13ch; }
.why-list { border-top: 1px solid var(--c-line); }
.why-item {
  display: grid; grid-template-columns: 48px minmax(0, 1fr) auto; gap: 20px; align-items: start;
  padding: 28px 0; border-bottom: 1px solid var(--c-line);
}
.why-index { font-size: var(--fs-xs); font-weight: 600; color: var(--c-accent-ink); padding-top: 5px; font-variant-numeric: tabular-nums; }
.why-item-title { font-size: 1.25rem; letter-spacing: -0.02em; line-height: 1.3; }
.why-item p { margin-top: 6px; font-size: var(--fs-sm); color: var(--c-text-2); }
.why-tag {
  align-self: center; padding: 6px 10px; border: 1px solid var(--c-line-2); border-radius: var(--r-sm);
  font-size: 0.75rem; font-weight: 600; letter-spacing: 0.02em; white-space: nowrap; color: var(--c-text);
}

/* Sertifika şeridi */
.cert-strip { border-block: 1px solid var(--c-line); background: var(--c-bg-subtle); }
.cert-strip-inner { display: grid; grid-template-columns: minmax(0, 4fr) minmax(0, 8fr); gap: 32px clamp(40px, 5vw, 80px); align-items: center; }
.cert-strip-title { font-size: clamp(1.375rem, 1.1rem + 0.9vw, 1.875rem); letter-spacing: -0.025em; line-height: 1.2; }
.cert-strip-head .section-text { font-size: var(--fs-sm); margin-top: 12px; }
.cert-badges { display: grid; grid-template-columns: repeat(6, minmax(0, 1fr)); gap: 12px; }
.cert-badge {
  display: grid; gap: 6px; align-content: start;
  padding: 18px 16px; border: 1px solid var(--c-line); border-radius: var(--r-lg); background: var(--c-bg);
  position: relative;
}
.cert-badge::before { content: ""; position: absolute; left: 16px; top: 0; width: 20px; height: 2px; background: var(--c-accent); }
.cert-badge-code { font-size: 1rem; font-weight: 700; letter-spacing: 0.01em; white-space: nowrap; }
.cert-badge-name { font-size: 0.75rem; color: var(--c-text-3); line-height: 1.4; }
.cert-strip-link { grid-column: 2; justify-self: start; }

/* Kurumsal tanıtım */
.corp-teaser-inner { display: grid; grid-template-columns: minmax(0, 1.08fr) minmax(0, 1fr); gap: clamp(40px, 6vw, 96px); align-items: center; }
.corp-teaser-media img { width: 100%; aspect-ratio: 5 / 4; object-fit: cover; border-radius: var(--r-xl); background: var(--c-bg-soft); }
.corp-teaser-copy .btn { margin-top: 36px; }

/* İletişim çağrısı */
.cta-band { position: relative; background: var(--c-bg-soft); overflow: hidden; border-top: 1px solid var(--c-line); }
.cta-band::before {
  content: ""; position: absolute; inset: 0; pointer-events: none;
  -webkit-mask-image: linear-gradient(90deg, transparent 30%, #000 100%);
  mask-image: linear-gradient(90deg, transparent 30%, #000 100%);
}
.cta-band::after { content: ""; position: absolute; top: 0; left: 0; width: 120px; height: 3px; background: var(--c-accent); }
.cta-band-inner {
  position: relative; display: grid; grid-template-columns: minmax(0, 1.4fr) auto; gap: 40px; align-items: end;
  padding-block: clamp(64px, 8vw, 112px);
}
.cta-title { font-size: clamp(1.875rem, 1.3rem + 1.9vw, 3rem); max-width: 16ch; }
.cta-band-text p { margin-top: 20px; font-size: var(--fs-lg); color: var(--c-text-2); max-width: 34em; }
.cta-band-actions { display: flex; flex-wrap: wrap; align-items: center; gap: 16px 28px; }
.cta-phone { display: inline-flex; align-items: center; gap: 10px; min-height: 48px; font-weight: 600; font-size: var(--fs-base); font-variant-numeric: tabular-nums; }
.cta-phone .icon { color: var(--c-accent-ink); }
.cta-phone:hover span { text-decoration: underline; text-decoration-color: var(--c-accent); text-underline-offset: 4px; }

/* Footer */
.site-footer { border-top: 1px solid var(--c-line); background: var(--c-bg); }
.footer-main {
  display: grid; grid-template-columns: minmax(0, 1.5fr) repeat(3, minmax(0, 1fr)); gap: 48px;
  padding-block: clamp(56px, 7vw, 88px);
}
.footer-logo img { width: 200px; height: auto; }
.footer-brand p { margin-top: 24px; font-size: var(--fs-sm); color: var(--c-text-2); max-width: 30em; }
.footer-title { font-size: var(--fs-xs); font-weight: 600; letter-spacing: 0.1em; text-transform: uppercase; color: var(--c-text-3); margin-bottom: 18px; letter-spacing: 0.1em; }
.footer-list { display: grid; gap: 4px; }
.footer-list a { display: inline-flex; min-height: 36px; align-items: center; font-size: var(--fs-sm); color: var(--c-text-2); transition: color var(--dur-fast); line-height: 1.35; }
.footer-list a:hover, .footer-list a[aria-current] { color: var(--c-text); }
.footer-contact address { display: grid; gap: 16px; font-size: var(--fs-sm); color: var(--c-text-2); }
.footer-contact a { color: var(--c-text); display: inline-block; padding-block: 4px; }
.footer-contact a:hover { text-decoration: underline; text-decoration-color: var(--c-accent); text-underline-offset: 3px; }
.footer-label { display: inline-block; min-width: 64px; font-size: var(--fs-xs); color: var(--c-text-3); }
.footer-bar { background: var(--c-anthracite); color: #c9c9c9; }
.footer-bar-inner { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 12px 24px; padding-block: 18px; font-size: var(--fs-xs); }
.footer-bar-links { display: flex; align-items: center; gap: 24px; }
.footer-bar a { color: #e6e6e6; }
.footer-bar a:hover { color: #fff; }
.footer-bar .lang-switch a { color: #a8a8a8; }
.footer-bar .lang-switch a[aria-current] { color: #fff; }
.footer-bar .lang-sep { color: #4a4a4a; }
.footer-bar :focus-visible { outline-color: #fff; }

/* ---------- 6. Sayfalar ---------- */

/* İç sayfa başlığı */
.page-hero { position: relative; overflow: hidden; padding-block: clamp(32px, 4vw, 56px) clamp(56px, 7vw, 96px); border-bottom: 1px solid var(--c-line); }
.page-hero-grid {
  position: absolute; inset: 0; pointer-events: none;
  -webkit-mask-image: linear-gradient(100deg, transparent 35%, #000 100%);
  mask-image: linear-gradient(100deg, transparent 35%, #000 100%);
}
.page-hero .container { position: relative; }
.page-hero .breadcrumb { margin-bottom: clamp(40px, 6vw, 80px); }
.page-title { font-size: var(--fs-h1-page); letter-spacing: -0.036em; max-width: 18ch; }
.page-lead { margin-top: 24px; font-size: clamp(1.0625rem, 1rem + 0.3vw, 1.25rem); color: var(--c-text-2); max-width: 40em; }

/* Ürün kataloğu */
.catalog-inner { display: grid; grid-template-columns: 290px minmax(0, 1fr); gap: clamp(40px, 5vw, 80px); align-items: start; }
.catalog-nav { position: sticky; top: calc(var(--header-h-scrolled) + 32px); }
.catalog-nav-list { display: grid; gap: 2px; }
.catalog-nav-list a {
  position: relative; display: flex; justify-content: space-between; align-items: center; gap: 12px;
  min-height: 44px; padding: 8px 12px; border-radius: var(--r-md);
  font-size: var(--fs-sm); font-weight: 500; color: var(--c-text-2); line-height: 1.35;
  transition: background-color var(--dur-fast), color var(--dur-fast);
}
.catalog-nav-list a:hover { background: var(--c-bg-subtle); color: var(--c-text); }
.catalog-nav-list a[aria-current] { background: var(--c-bg-soft); color: var(--c-text); font-weight: 600; }
.catalog-nav-list a[aria-current]::before { content: ""; position: absolute; left: 0; top: 10px; bottom: 10px; width: 2px; background: var(--c-accent); border-radius: 2px; }
.catalog-nav-count { font-size: var(--fs-xs); color: var(--c-text-3); font-variant-numeric: tabular-nums; font-weight: 500; }
.catalog-help { margin-top: 32px; padding: 24px 12px 0; border-top: 1px solid var(--c-line); font-size: var(--fs-sm); color: var(--c-text-2); }
.catalog-help-title { font-weight: 600; color: var(--c-text); margin-bottom: 6px; }
.catalog-help .link-arrow { margin-top: 16px; }
.catalog-group + .catalog-group { margin-top: clamp(56px, 7vw, 96px); }
.catalog-group-head { margin-bottom: 24px; }
.catalog-group-title { font-size: clamp(1.375rem, 1.15rem + 0.7vw, 1.75rem); letter-spacing: -0.025em; line-height: 1.2; }
.catalog-group-title a:hover { color: var(--c-accent-ink); }
.catalog-group-text { margin-top: 8px; font-size: var(--fs-sm); color: var(--c-text-2); max-width: 52em; }
.catalog-group-count { color: var(--c-text-3); font-weight: 500; }
.catalog-banner { margin-bottom: clamp(40px, 5vw, 56px); overflow: hidden; border-radius: var(--r-xl); background: var(--c-bg-soft); }
.catalog-banner img { width: 100%; aspect-ratio: 21 / 8; object-fit: cover; }
.catalog-content > .catalog-group-title { margin-bottom: 24px; }

/* Ürün detay */
.product-detail { padding-block: clamp(32px, 4vw, 48px) var(--section-tight); }
.product-detail-grid { display: grid; grid-template-columns: minmax(0, 5fr) minmax(0, 7fr); gap: clamp(40px, 6vw, 96px); margin-top: clamp(32px, 4vw, 56px); align-items: start; }
.product-detail-media { position: sticky; top: calc(var(--header-h-scrolled) + 32px); }
.product-photo { overflow: hidden; border-radius: var(--r-xl); background: var(--c-bg-soft); }
.product-photo img { width: 100%; aspect-ratio: 1; object-fit: contain; background: #fff; }
.product-plate {
  position: relative; overflow: hidden;
  display: flex; flex-direction: column; justify-content: flex-end; gap: 12px;
  aspect-ratio: 4 / 5; padding: clamp(28px, 3vw, 44px);
  border: 1px solid var(--c-line); border-radius: var(--r-xl);
  background: linear-gradient(160deg, #ffffff 0%, var(--c-bg-soft) 100%);
}
.product-plate-art { position: absolute; width: 78%; right: -12%; top: -6%; color: var(--c-text); opacity: 0.07; }
.product-plate-mark { position: absolute; left: clamp(28px, 3vw, 44px); top: clamp(28px, 3vw, 44px); width: 56px; height: auto; }
.product-plate-cat { font-size: var(--fs-xs); font-weight: 600; letter-spacing: 0.1em; text-transform: uppercase; color: var(--c-text-3); }
.product-plate-name { font-size: clamp(1.5rem, 1.1rem + 1.2vw, 2.125rem); font-weight: 600; letter-spacing: -0.03em; line-height: 1.12; max-width: 14ch; overflow-wrap: anywhere; }
.product-plate-brand { margin-top: 20px; padding-top: 16px; border-top: 1px solid var(--c-line); font-size: 0.75rem; color: var(--c-text-3); letter-spacing: 0.04em; position: relative; }
.product-plate-brand::before { content: ""; position: absolute; left: 0; top: -1px; width: 32px; height: 2px; background: var(--c-accent); }
.product-detail-cat {
  display: inline-flex; align-items: center; gap: 12px; min-height: 32px;
  font-size: var(--fs-xs); font-weight: 600; letter-spacing: 0.1em; text-transform: uppercase;
}
.product-detail-cat::before { content: ""; width: 22px; height: 2px; background: var(--c-accent); }
.product-detail-cat:hover { color: var(--c-accent-ink); }
.product-detail-title { margin-top: 16px; font-size: clamp(1.875rem, 1.35rem + 1.7vw, 3rem); letter-spacing: -0.034em; line-height: 1.08; overflow-wrap: break-word; }
.product-detail-lead { margin-top: 24px; font-size: var(--fs-lg); line-height: 1.6; color: var(--c-text-2); }
.product-badge {
  display: inline-flex; align-items: center; gap: 10px; margin-top: 24px; padding: 10px 14px;
  border: 1px solid var(--c-line-2); border-radius: var(--r-md); background: var(--c-bg);
  font-size: var(--fs-xs); font-weight: 600; line-height: 1.4;
  transition: border-color var(--dur-fast);
}
.product-badge .icon { color: var(--c-accent-ink); }
.product-badge:hover { border-color: var(--c-text); }
.product-meta { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); margin-top: 36px; border-block: 1px solid var(--c-line); }
.product-meta--3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.product-meta > div { padding: 18px 20px 18px 0; }
.product-meta > div + div { padding-left: 20px; border-left: 1px solid var(--c-line); }
.product-meta dt { font-size: var(--fs-xs); font-weight: 600; letter-spacing: 0.08em; text-transform: uppercase; color: var(--c-text-3); }
.product-meta dd { margin-top: 6px; font-size: var(--fs-sm); line-height: 1.5; }
.product-meta a { font-weight: 600; }
.product-meta a:hover { color: var(--c-accent-ink); }
.product-section { margin-top: 40px; }
.product-section h2 {
  display: flex; align-items: center; gap: 10px;
  font-size: var(--fs-xs); font-weight: 600; letter-spacing: 0.1em; text-transform: uppercase; color: var(--c-text);
  margin-bottom: 18px; line-height: 1.4;
}
.product-section > p { color: var(--c-text-2); }
.product-notes { padding: 20px 24px; border-radius: var(--r-lg); background: var(--c-accent-soft); border-left: 3px solid var(--c-accent); }
.product-notes h2 { margin-bottom: 10px; }
.product-notes .icon { color: var(--c-accent-ink); }
.product-notes ul { display: grid; gap: 6px; font-size: var(--fs-sm); color: #4a4232; }
.product-thin-note { display: flex; gap: 10px; align-items: flex-start; margin-top: 40px; padding: 16px 18px; border-radius: var(--r-lg); background: var(--c-bg-soft); font-size: var(--fs-sm); color: var(--c-text-2); }
.product-thin-note .icon { margin-top: 3px; color: var(--c-accent-ink); }
.product-thin-note + .product-cta { margin-top: 24px; }
.cat-plate {
  position: relative; display: flex; align-items: flex-end; aspect-ratio: 4 / 3; padding: 24px; overflow: hidden;
  background: linear-gradient(160deg, #ffffff 0%, var(--c-bg-soft) 100%); border: 1px solid var(--c-line); border-radius: var(--r-lg);
}
.cat-plate-art { position: absolute; width: 70%; right: -8%; top: -10%; color: var(--c-text); opacity: 0.08; transition: transform 900ms var(--ease); }
.cat-tile a:hover .cat-plate-art { transform: scale(1.06) rotate(-4deg); }
.cat-plate-name { position: relative; font-size: clamp(1.25rem, 1rem + 0.8vw, 1.625rem); font-weight: 600; letter-spacing: -0.025em; line-height: 1.15; max-width: 12ch; }
.cat-plate-name::before { content: ""; display: block; width: 28px; height: 2px; margin-bottom: 14px; background: var(--c-accent); }
.product-cta { margin-top: 48px; padding: clamp(24px, 3vw, 32px); border-radius: var(--r-xl); background: var(--c-bg-soft); }
.product-cta p { color: var(--c-text-2); font-size: var(--fs-sm); }
.product-cta-actions { display: flex; flex-wrap: wrap; align-items: center; gap: 12px 28px; margin-top: 20px; }
.related { border-top: 1px solid var(--c-line); }
.related-title { font-size: clamp(1.375rem, 1.15rem + 0.7vw, 1.75rem); letter-spacing: -0.025em; margin-bottom: 24px; }
.related-more { margin-top: 32px; }

/* Kurumsal */
.corp-split { display: grid; grid-template-columns: minmax(0, 5fr) minmax(0, 7fr); gap: clamp(32px, 6vw, 96px); align-items: start; }
.corp-split-body { font-size: var(--fs-lg); line-height: 1.7; }
.corp-split-body.prose { max-width: none; }
.corp-split-body .section-text { margin-top: 0; }
.corp-block + .corp-block:not(.section-soft) { border-top: 1px solid var(--c-line); }
.mv-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: clamp(24px, 4vw, 64px); margin-top: clamp(40px, 5vw, 64px); }
.mv-item { padding-top: 28px; border-top: 2px solid var(--c-text); }
.mv-item h3 { font-size: 1.25rem; letter-spacing: -0.02em; }
.mv-item p { margin-top: 14px; color: var(--c-text-2); }
.corp-two { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: clamp(40px, 6vw, 96px); align-items: start; }
.scope-list { margin-top: 28px; display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); border-top: 1px solid var(--c-line-2); }
.scope-list li { display: flex; gap: 14px; align-items: baseline; padding: 14px 12px 14px 0; border-bottom: 1px solid var(--c-line-2); font-size: var(--fs-sm); font-weight: 500; }
.scope-list span { font-size: var(--fs-xs); color: var(--c-accent-ink); font-weight: 600; font-variant-numeric: tabular-nums; }
.scope-list a { transition: color var(--dur-fast) var(--ease); }
.scope-list a:hover { color: var(--c-accent-ink); }
.gallery-label { margin-top: clamp(56px, 7vw, 96px); }
.corp-gallery { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: clamp(12px, 2vw, 24px); }
.corp-gallery img { width: 100%; aspect-ratio: 4 / 3; object-fit: cover; border-radius: var(--r-lg); background: var(--c-bg-soft); }

/* Sertifikalar */
.cert-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: clamp(32px, 4vw, 56px) clamp(24px, 3vw, 40px); }
.cert-card-preview {
  display: grid; place-items: center; padding: clamp(24px, 3vw, 40px);
  border-radius: var(--r-xl); background: var(--c-bg-soft);
}
.cert-card-preview img { width: 100%; max-width: 300px; box-shadow: var(--shadow-doc); transition: transform var(--dur-slow) var(--ease); background: #fff; }
.cert-card:hover .cert-card-preview img { transform: translateY(-6px); }
.cert-card-body { padding-top: 24px; }
.cert-card-code { font-size: var(--fs-xs); font-weight: 700; letter-spacing: 0.08em; color: var(--c-accent-ink); }
.cert-card-name { margin-top: 8px; font-size: 1.25rem; letter-spacing: -0.02em; line-height: 1.3; }
.cert-card-note { margin-top: 8px; font-size: var(--fs-xs); line-height: 1.55; color: var(--c-text-2); }
.cert-card-meta { margin-top: 16px; display: grid; gap: 8px; font-size: var(--fs-xs); }
.cert-card-meta > div { display: flex; justify-content: space-between; gap: 16px; padding-bottom: 8px; border-bottom: 1px solid var(--c-line); }
.cert-card-meta dt { color: var(--c-text-3); }
.cert-card-meta dd { text-align: right; font-weight: 500; }
.cert-card-link {
  display: flex; align-items: center; gap: 12px; margin-top: 20px; min-height: 48px;
  font-size: var(--fs-sm); font-weight: 600;
}
.cert-card-link .icon { color: var(--c-accent-ink); }
.cert-card-link > span:first-of-type { border-bottom: 1px solid var(--c-text); padding-bottom: 2px; }
.cert-card-link:hover > span:first-of-type { border-bottom-color: var(--c-accent); }
.cert-card-pdf { margin-left: auto; padding: 3px 8px; border: 1px solid var(--c-line-2); border-radius: var(--r-sm); font-size: 0.6875rem; letter-spacing: 0.08em; color: var(--c-text-2); }
.certs-note { display: flex; gap: 10px; align-items: flex-start; margin-top: clamp(48px, 6vw, 72px); padding-top: 24px; border-top: 1px solid var(--c-line); font-size: var(--fs-sm); color: var(--c-text-2); }
.certs-note .icon { margin-top: 3px; color: var(--c-text-3); }

/* İletişim */
.contact-grid { display: grid; grid-template-columns: minmax(0, 5fr) minmax(0, 7fr); gap: clamp(48px, 7vw, 112px); align-items: start; }
.contact-title { font-size: clamp(1.375rem, 1.15rem + 0.7vw, 1.75rem); letter-spacing: -0.025em; }
.contact-list { margin-top: 28px; border-top: 1px solid var(--c-line); }
.contact-list > div { padding: 20px 0; border-bottom: 1px solid var(--c-line); }
.contact-list dt { display: flex; align-items: center; gap: 10px; font-size: var(--fs-xs); font-weight: 600; letter-spacing: 0.08em; text-transform: uppercase; color: var(--c-text-3); }
.contact-list dt .icon { width: 18px; height: 18px; color: var(--c-accent-ink); }
.contact-list dd { margin-top: 8px; padding-left: 28px; font-size: var(--fs-base); line-height: 1.55; }
.contact-link { display: inline-flex; align-items: center; min-height: 32px; font-weight: 500; font-variant-numeric: tabular-nums; }
.contact-link:hover { text-decoration: underline; text-decoration-color: var(--c-accent); text-underline-offset: 4px; }
.contact-form-text { margin-top: 10px; color: var(--c-text-2); font-size: var(--fs-sm); }
.contact-form { margin-top: 32px; display: grid; gap: 20px; }
.form-row { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 20px; }
.field { display: grid; gap: 8px; align-content: start; }
.field label { font-size: var(--fs-sm); font-weight: 500; }
.req { color: var(--c-error); margin-left: 3px; }
.opt { color: var(--c-text-3); font-weight: 400; font-size: var(--fs-xs); }
.field input, .field textarea {
  width: 100%; min-height: 52px; padding: 14px 16px;
  background: var(--c-bg); border: 1px solid var(--c-line-2); border-radius: var(--r-md);
  font-size: 1rem; line-height: 1.4;
  transition: border-color var(--dur-fast), box-shadow var(--dur-fast);
}
.field textarea { resize: vertical; min-height: 160px; }
.field input:hover, .field textarea:hover { border-color: #b8b8b8; }
.field input:focus, .field textarea:focus { outline: none; border-color: var(--c-text); box-shadow: 0 0 0 4px rgba(250, 182, 13, 0.3); }
.field-error { font-size: var(--fs-xs); color: var(--c-error); min-height: 0; }
.field-error:empty { display: none; }
.has-error input, .has-error textarea { border-color: var(--c-error); }
.field-check { grid-template-columns: 22px 1fr; column-gap: 14px; align-items: start; }
.field-check input {
  appearance: none; -webkit-appearance: none;
  width: 22px; height: 22px; min-height: 0; padding: 0; margin: 2px 0 0; border: 1px solid var(--c-line-2); border-radius: 5px; background: var(--c-bg);
  display: grid; place-items: center; cursor: pointer; transition: background-color var(--dur-fast), border-color var(--dur-fast);
}
.field-check input::after { content: ""; width: 11px; height: 6px; border: 2px solid #fff; border-top: 0; border-right: 0; transform: rotate(-45deg) translate(1px, -1px); opacity: 0; }
.field-check input:checked { background: var(--c-text); border-color: var(--c-text); }
.field-check input:checked::after { opacity: 1; }
.field-check label { font-size: var(--fs-sm); font-weight: 400; color: var(--c-text-2); line-height: 1.55; cursor: pointer; }
.field-check label a { color: var(--c-text); text-decoration: underline; text-decoration-color: var(--c-accent); text-underline-offset: 3px; }
.field-check .field-error { grid-column: 2; }
.has-error.field-check input { border-color: var(--c-error); }
.btn-submit { justify-self: start; min-width: 200px; }
.hp { position: absolute !important; left: -10000px; width: 1px; height: 1px; overflow: hidden; }
.form-status { display: flex; gap: 14px; align-items: flex-start; margin-top: 24px; padding: 18px 20px; border-radius: var(--r-lg); font-size: var(--fs-sm); }
.form-status[hidden] { display: none; }
.form-status .icon { margin-top: 2px; }
.form-status strong { display: block; color: inherit; }
.form-status p { margin-top: 2px; }
.form-status.is-success { background: var(--c-success-bg); color: var(--c-success); border: 1px solid #cfe8d6; }
.form-status.is-error { background: var(--c-error-bg); color: var(--c-error); border: 1px solid #f6d3cf; }
.form-status:focus { outline: none; }

/* Harita (tıklayınca yüklenir — gizlilik ve performans) */
.map-section { padding-top: 0; }
.map-facade { position: relative; overflow: hidden; height: clamp(320px, 40vw, 440px); border-radius: var(--r-xl); background: #f3f3f1; border: 1px solid var(--c-line); }
.map-facade-grid { position: absolute; inset: 0; background-size: 40px 40px; }
.map-facade-content { position: relative; height: 100%; display: flex; flex-direction: column; align-items: center; justify-content: center; text-align: center; gap: 16px; padding: 24px; }
.map-facade-pin { display: grid; place-items: center; width: 56px; height: 56px; border-radius: 50%; background: var(--c-accent); color: var(--c-text); box-shadow: 0 0 0 10px rgba(250, 182, 13, 0.18); }
.map-facade-pin .icon { width: 26px; height: 26px; }
.map-facade-address { font-weight: 600; font-size: var(--fs-base); }
.map-facade-actions { display: flex; flex-wrap: wrap; justify-content: center; gap: 12px; }
.map-facade-actions .btn-ghost { background: var(--c-bg); }
.map-facade-note { font-size: var(--fs-xs); color: var(--c-text-3); max-width: 36em; }
.map-facade iframe { position: absolute; inset: 0; width: 100%; height: 100%; border: 0; }

/* Yasal */
.legal { max-width: 860px; }
.legal-draft { display: flex; gap: 10px; align-items: center; margin-bottom: 40px; padding: 14px 18px; border-radius: var(--r-md); background: var(--c-accent-soft); font-size: var(--fs-sm); color: #4a4232; }
.legal-draft .icon { color: var(--c-accent-ink); }
.legal-list { display: grid; gap: 0; border-top: 1px solid var(--c-line); }
.legal-list > div { display: flex; justify-content: space-between; gap: 24px; padding: 12px 0; border-bottom: 1px solid var(--c-line); font-size: var(--fs-sm); }
.legal-list dd { color: var(--c-text); font-variant-numeric: tabular-nums; }

/* 404 */
.notfound { position: relative; overflow: hidden; padding-block: clamp(80px, 12vw, 160px); border-bottom: 1px solid var(--c-line); }
.notfound-grid { position: absolute; inset: 0; -webkit-mask-image: radial-gradient(ellipse at 70% 50%, #000, transparent 70%); mask-image: radial-gradient(ellipse at 70% 50%, #000, transparent 70%); }
.notfound-molecule { position: absolute; width: min(560px, 70vw); right: -80px; top: 50%; transform: translateY(-50%); color: var(--c-text); opacity: 0.06; }
.notfound-inner { position: relative; }
.notfound-code { font-size: clamp(5rem, 3rem + 8vw, 10rem); font-weight: 700; letter-spacing: -0.06em; line-height: 0.9; color: transparent; -webkit-text-stroke: 1.5px var(--c-line-2); }
.notfound-title { margin-top: 24px; font-size: var(--fs-h2); max-width: 16ch; }
.notfound-text { margin-top: 20px; font-size: var(--fs-lg); color: var(--c-text-2); max-width: 34em; }

/* ---------- Arama ---------- */
.search-toggle {
  display: grid; place-items: center; width: 44px; height: 44px; border-radius: 50%;
  color: var(--c-text); transition: background-color var(--dur-fast);
}
.search-toggle:hover, .search-toggle[aria-expanded="true"] { background: var(--c-bg-soft); }
.search-toggle .icon { width: 21px; height: 21px; stroke-width: 1.7; }
.search-panel {
  position: fixed; left: 0; right: 0; top: var(--header-h-scrolled); z-index: 48;
  background: var(--c-bg); border-bottom: 1px solid var(--c-line);
  box-shadow: 0 24px 48px -24px rgba(22, 22, 22, 0.18);
  animation: menu-in var(--dur) var(--ease);
  max-height: calc(100vh - var(--header-h-scrolled)); overflow-y: auto;
}
.search-panel[hidden], .search-backdrop[hidden] { display: none; }
.search-backdrop { position: fixed; inset: 0; z-index: 47; background: rgba(22, 22, 22, 0.18); }
.search-panel-inner { padding-block: 24px 32px; max-width: calc(880px + var(--gutter) * 2); }
.search-form { position: relative; display: flex; align-items: center; gap: 12px; }
.search-form input {
  flex: 1; min-width: 0; height: 60px; padding: 0 56px 0 52px;
  border: 1px solid var(--c-line-2); border-radius: var(--r-md); background: var(--c-bg);
  font-size: 1.125rem; transition: border-color var(--dur-fast), box-shadow var(--dur-fast);
}
.search-form input:focus { outline: none; border-color: var(--c-text); box-shadow: 0 0 0 4px rgba(250, 182, 13, 0.3); }
.search-form input::-webkit-search-cancel-button { -webkit-appearance: none; }
.search-form-icon { position: absolute; left: 18px; top: 50%; transform: translateY(-50%); color: var(--c-text-3); pointer-events: none; display: flex; }
.search-close { position: absolute; right: 8px; top: 50%; transform: translateY(-50%); width: 44px; height: 44px; display: grid; place-items: center; border: 0; background: none; border-radius: 50%; cursor: pointer; color: var(--c-text-2); }
.search-close:hover { background: var(--c-bg-soft); color: var(--c-text); }
.search-panel-results { margin-top: 20px; }
.search-panel-list { border-top: 1px solid var(--c-line); }
.search-panel-list li { border-bottom: 1px solid var(--c-line); }
.search-panel-list a { display: grid; gap: 2px; padding: 14px 4px; }
.search-panel-list a:hover .search-panel-name, .search-panel-list a:focus-visible .search-panel-name { color: var(--c-accent-ink); }
.search-panel-cat { font-size: 0.75rem; font-weight: 600; letter-spacing: 0.08em; text-transform: uppercase; color: var(--c-text-3); }
.search-panel-name { font-weight: 600; letter-spacing: -0.01em; transition: color var(--dur-fast); }
.search-panel-all { margin-top: 20px; }
.search-panel-empty { color: var(--c-text-2); font-size: var(--fs-sm); padding: 8px 0; }
.search-suggest { display: flex; flex-wrap: wrap; align-items: center; gap: 10px 16px; }
.search-suggest-label { font-size: var(--fs-xs); font-weight: 600; letter-spacing: 0.08em; text-transform: uppercase; color: var(--c-text-3); }
.search-suggest ul { display: flex; flex-wrap: wrap; gap: 8px; }
.search-suggest a { display: inline-flex; align-items: center; min-height: 36px; padding: 0 14px; border: 1px solid var(--c-line-2); border-radius: var(--r-md); font-size: var(--fs-sm); transition: border-color var(--dur-fast); }
.search-suggest a:hover { border-color: var(--c-text); }
.search-page-inner { max-width: 960px; }
.search-form--page .btn { flex: none; min-height: 60px; }
.search-form--page input { padding-right: 20px; }
.search-page .search-suggest { margin-top: 24px; }
.search-summary { margin: 40px 0 16px; font-weight: 600; }
.search-empty p:not(.search-summary) { color: var(--c-text-2); max-width: 40em; }
.search-empty .hero-actions { margin-top: 28px; }

/* ---------- Değerlendirme ---------- */
.feedback-grid { display: grid; grid-template-columns: minmax(0, 4fr) minmax(0, 7fr); gap: clamp(48px, 7vw, 112px); align-items: start; }
.feedback-aside { position: sticky; top: calc(var(--header-h-scrolled) + 32px); }
.feedback-points { margin-top: 24px; }
.feedback-cert {
  display: flex; align-items: center; gap: 14px; margin-top: 32px; padding: 18px 20px;
  border: 1px solid var(--c-line); border-radius: var(--r-lg); font-size: var(--fs-sm); color: var(--c-text-2);
  transition: border-color var(--dur-fast);
}
.feedback-cert .cert-badge-code { color: var(--c-text); }
.feedback-cert .icon { margin-left: auto; color: var(--c-accent-ink); }
.feedback-cert:hover { border-color: var(--c-text); }
.form-group { display: grid; gap: 20px; padding-top: 24px; border-top: 1px solid var(--c-line); }
.form-group-title { font-weight: 600; font-size: var(--fs-base); }
.form-group-help { display: block; margin-top: 2px; font-weight: 400; font-size: var(--fs-xs); color: var(--c-text-3); }
.field-help { font-size: var(--fs-xs); color: var(--c-text-3); margin-top: -4px; }
.rating { border: 0; margin: 0; padding: 0; min-width: 0; display: grid; grid-template-columns: 1fr auto; align-items: center; gap: 8px 16px; }
.rating legend { float: left; width: 100%; padding: 0; margin-bottom: 8px; font-size: var(--fs-sm); font-weight: 500; }
.rating-stars { display: inline-flex; flex-direction: row-reverse; justify-content: flex-end; gap: 4px; }
.rating-stars input { position: absolute; opacity: 0; width: 1px; height: 1px; }
.rating-stars label {
  display: grid; place-items: center; width: 44px; height: 44px; border-radius: var(--r-md);
  cursor: pointer; color: var(--c-line-2); transition: color var(--dur-fast), transform var(--dur-fast);
}
.rating-star { width: 30px; height: 30px; fill: currentColor; stroke: currentColor; stroke-width: 1; }
.rating-stars input:checked ~ label { color: var(--c-accent); }
.rating-stars label:hover, .rating-stars label:hover ~ label { color: #f7c84a; }
.rating-stars label:active { transform: scale(0.92); }
.rating-stars input:focus-visible + label { outline: 2px solid var(--c-text); outline-offset: 2px; box-shadow: 0 0 0 6px rgba(250, 182, 13, 0.35); }
.rating-text { font-size: var(--fs-xs); font-weight: 600; color: var(--c-text-2); font-variant-numeric: tabular-nums; min-width: 7em; text-align: right; }
.rating .field-error { grid-column: 1 / -1; }
.rating.has-error .rating-stars label { color: #f1c3be; }

/* ---------- Uygulama videoları ---------- */
.video-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: clamp(40px, 5vw, 64px) clamp(24px, 3vw, 40px); }
.video-frame { position: relative; overflow: hidden; aspect-ratio: 16 / 9; border-radius: var(--r-xl); background: var(--c-anthracite); }
.video-frame img, .video-frame iframe, .video-frame video { position: absolute; inset: 0; width: 100%; height: 100%; border: 0; object-fit: cover; }
.video-play { position: absolute; inset: 0; display: grid; place-items: center; background: linear-gradient(180deg, rgba(0, 0, 0, 0) 40%, rgba(0, 0, 0, 0.35)); }
.video-play-icon {
  display: grid; place-items: center; width: 72px; height: 72px; border-radius: 50%;
  background: var(--c-accent); color: var(--c-text); box-shadow: 0 10px 30px rgba(0, 0, 0, 0.25);
  transition: transform var(--dur) var(--ease);
}
.video-play-icon .icon { width: 28px; height: 28px; fill: currentColor; margin-left: 4px; }
.video-play:hover .video-play-icon { transform: scale(1.06); }
.video-body { padding-top: 20px; }
.video-index { font-size: var(--fs-xs); font-weight: 600; color: var(--c-accent-ink); font-variant-numeric: tabular-nums; }
.video-title { margin-top: 8px; font-size: 1.25rem; letter-spacing: -0.02em; line-height: 1.3; }
.video-text { margin-top: 8px; font-size: var(--fs-sm); color: var(--c-text-2); }
.video-product { margin-top: 16px; }
.videos-empty {
  display: grid; justify-items: center; text-align: center; gap: 12px;
  padding: clamp(48px, 7vw, 96px) 24px; border: 1px dashed var(--c-line-2); border-radius: var(--r-xl); background: var(--c-bg-subtle);
}
.videos-empty-icon { display: grid; place-items: center; width: 64px; height: 64px; border-radius: 50%; background: var(--c-accent-soft); color: var(--c-accent-ink); }
.videos-empty-icon .icon { width: 28px; height: 28px; }
.videos-empty-title { margin-top: 12px; font-size: clamp(1.375rem, 1.15rem + 0.7vw, 1.75rem); letter-spacing: -0.025em; }
.videos-empty p { max-width: 36em; color: var(--c-text-2); }
.videos-empty .hero-actions { justify-content: center; margin-top: 20px; }

/* ---------- SSS (GEO) ---------- */
.faq { border-top: 1px solid var(--c-line); }
.faq-item { border-bottom: 1px solid var(--c-line); }
.faq-item summary {
  display: flex; justify-content: space-between; align-items: center; gap: 16px;
  padding: 18px 0; cursor: pointer; list-style: none; font-weight: 600; font-size: var(--fs-base); line-height: 1.4;
}
.faq-item summary::-webkit-details-marker { display: none; }
.faq-icon { flex: none; color: var(--c-text-3); transition: transform var(--dur) var(--ease); }
.faq-item[open] .faq-icon { transform: rotate(180deg); color: var(--c-accent-ink); }
.faq-answer { padding: 0 0 20px; color: var(--c-text-2); max-width: 68ch; }

/* ---------- Etiketler ---------- */
.tag-list { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 36px; }
.tag-list a, .tag-list span { display: inline-flex; min-height: 32px; align-items: center; padding: 0 12px; border: 1px solid var(--c-line-2); border-radius: var(--r-md); font-size: var(--fs-xs); font-weight: 500; color: var(--c-text-2); transition: border-color var(--dur-fast), color var(--dur-fast); }
.tag-list a:hover { border-color: var(--c-text); color: var(--c-text); }

/* ---------- Ürün galerisi ---------- */
.product-thumbs { display: grid; grid-template-columns: repeat(auto-fill, minmax(72px, 1fr)); gap: 10px; margin-top: 12px; }
.product-thumb { display: block; width: 100%; padding: 0; border: 2px solid transparent; border-radius: var(--r-md); overflow: hidden; background: var(--c-bg-soft); cursor: pointer; }
.product-thumb img { width: 100%; aspect-ratio: 1; object-fit: cover; }
.product-thumb[aria-current="true"] { border-color: var(--c-accent); }
.product-thumb:hover { border-color: var(--c-line-2); }
.product-prose > :first-child { margin-top: 0; }
.product-prose img { border-radius: var(--r-lg); margin: 1.2em 0; }

/* ---------- Sertifika yer tutucusu (önizleme görseli yoksa) ---------- */
.cert-card-placeholder { display: grid; place-items: center; gap: 10px; width: 100%; max-width: 300px; aspect-ratio: 1 / 1.41; background: #fff; box-shadow: var(--shadow-doc); color: var(--c-text-3); font-weight: 700; }
.cert-card-placeholder .icon { width: 40px; height: 40px; color: var(--c-accent-ink); }
.cert-card-preview picture img { width: 100%; max-width: 300px; box-shadow: var(--shadow-doc); background: #fff; }

/* ---------- Blog listesi ---------- */
.post-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: clamp(40px, 4vw, 56px) clamp(24px, 2.4vw, 36px); }
.post-card a { display: block; }
.post-card-media { display: block; overflow: hidden; border-radius: var(--r-lg); background: var(--c-bg-soft); }
.post-card-media img { width: 100%; aspect-ratio: 16 / 10; object-fit: cover; transition: transform 900ms var(--ease); }
.post-card-media .cat-plate { aspect-ratio: 16 / 10; }
.post-card a:hover .post-card-media img { transform: scale(1.04); }
.post-card-meta { display: block; margin-top: 18px; font-size: var(--fs-xs); font-weight: 600; letter-spacing: .06em; color: var(--c-text-3); font-variant-numeric: tabular-nums; }
.post-card-title { display: block; margin-top: 10px; font-size: var(--fs-h3); font-weight: 600; letter-spacing: -0.02em; line-height: 1.25; transition: color var(--dur-fast); }
.post-card a:hover .post-card-title { color: var(--c-accent-ink); }
.post-card-text { display: block; margin-top: 10px; font-size: var(--fs-sm); color: var(--c-text-2); display: -webkit-box; -webkit-line-clamp: 3; -webkit-box-orient: vertical; overflow: hidden; }
.post-card-more { display: inline-flex; align-items: center; gap: 8px; margin-top: 16px; font-size: var(--fs-sm); font-weight: 600; }
.post-card-more .icon { width: 18px; height: 18px; transition: transform var(--dur) var(--ease); }
.post-card a:hover .post-card-more .icon { transform: translateX(4px); }
.post-card--lead { grid-column: 1 / -1; }
.post-card--lead a { display: grid; grid-template-columns: minmax(0, 1.25fr) minmax(0, 1fr); gap: 16px clamp(32px, 4vw, 64px); align-items: center; }
.post-card--lead .post-card-media { grid-row: 1 / span 5; }
.post-card--lead .post-card-title { font-size: clamp(1.625rem, 1.2rem + 1.3vw, 2.375rem); }
.post-card--lead .post-card-meta { margin-top: 0; }
.post-grid--3 .post-card-title { font-size: 1.125rem; }

/* ---------- Blog yazısı ---------- */
.post-head { padding-block: clamp(32px, 4vw, 48px) clamp(32px, 4vw, 48px); }
.post-container { max-width: calc(780px + var(--gutter) * 2); }
.post-head .breadcrumb { margin-bottom: clamp(32px, 5vw, 64px); }
.post-eyebrow { margin-bottom: 16px; }
.post-title { font-size: clamp(2rem, 1.4rem + 2.2vw, 3.25rem); letter-spacing: -0.034em; line-height: 1.08; }
.post-lead { margin-top: 22px; font-size: clamp(1.0625rem, 1rem + 0.35vw, 1.3125rem); color: var(--c-text-2); line-height: 1.6; }
.post-meta { display: flex; flex-wrap: wrap; gap: 6px 22px; margin-top: 26px; padding-top: 18px; border-top: 1px solid var(--c-line); font-size: var(--fs-xs); color: var(--c-text-3); }
.post-cover-wrap { max-width: calc(1100px + var(--gutter) * 2); margin-bottom: clamp(32px, 5vw, 56px); }
.post-cover { overflow: hidden; border-radius: var(--r-xl); background: var(--c-bg-soft); }
.post-cover img { width: 100%; aspect-ratio: 16 / 9; object-fit: cover; }
.post-body { max-width: none; font-size: 1.0625rem; line-height: 1.75; }
.post-body h2 { font-size: 1.625rem; margin: 2em 0 .6em; color: var(--c-text); letter-spacing: -0.02em; }
.post-body h3 { font-size: 1.25rem; margin: 1.6em 0 .5em; color: var(--c-text); }
.post-body ul, .post-body ol { padding-left: 1.3em; margin: 1em 0; }
.post-body ul { list-style: disc; } .post-body ol { list-style: decimal; }
.post-body li + li { margin-top: .4em; }
.post-body blockquote { margin: 1.6em 0; padding: 4px 0 4px 20px; border-left: 3px solid var(--c-accent); color: var(--c-text); font-size: 1.125rem; }
.post-body img { border-radius: var(--r-lg); margin: 1.6em 0; }
.post-body p { margin-top: 1.1em; } .post-body > :first-child { margin-top: 0; }
.post-faq { margin-top: clamp(48px, 6vw, 72px); }
.post-back { margin: 40px 0 clamp(56px, 7vw, 96px); }

@media (max-width: 1023px) {
  .post-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .post-card--lead a { grid-template-columns: 1fr; }
  .post-card--lead .post-card-media { grid-row: auto; }
}
@media (max-width: 767px) {
  .post-grid { grid-template-columns: 1fr; }
}

/* ---------- 7. Hareket ---------- */
/* Gizleme yalnızca JS 'reveal-ready' sınıfını eklediğinde uygulanır: JS yoksa içerik her zaman görünür. */
.reveal-ready .reveal { opacity: 0; transform: translateY(22px); transition: opacity var(--dur-slow) var(--ease), transform var(--dur-slow) var(--ease); }
.reveal-ready .reveal.is-visible { opacity: 1; transform: none; }
.reveal-ready .cat-grid .reveal:nth-child(3n + 2), .reveal-ready .sector-grid .reveal:nth-child(4n + 2) { transition-delay: 80ms; }
.reveal-ready .cat-grid .reveal:nth-child(3n + 3), .reveal-ready .sector-grid .reveal:nth-child(4n + 3) { transition-delay: 160ms; }
.reveal-ready .sector-grid .reveal:nth-child(4n + 4) { transition-delay: 240ms; }

.hero-copy > * { animation: rise var(--dur-slow) var(--ease) both; }
.hero-copy > :nth-child(2) { animation-delay: 60ms; }
.hero-copy > :nth-child(3) { animation-delay: 120ms; }
.hero-copy > :nth-child(4) { animation-delay: 180ms; }
.hero-media { animation: reveal-img 1100ms var(--ease) both 120ms; }
@keyframes rise { from { opacity: 0; transform: translateY(16px); } to { opacity: 1; transform: none; } }
@keyframes reveal-img { from { opacity: 0; clip-path: inset(6% 6% 6% 6% round 16px); } to { opacity: 1; clip-path: inset(0 0 0 0 round 16px); } }

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation-duration: 0.01ms !important; animation-iteration-count: 1 !important; transition-duration: 0.01ms !important; transition-delay: 0ms !important; }
  .reveal-ready .reveal { opacity: 1; transform: none; }
}

/* ---------- 8. Duyarlı ---------- */
@media (max-width: 1279px) {
  .cert-badges { grid-template-columns: repeat(3, minmax(0, 1fr)); }
  .cert-strip-inner { grid-template-columns: 1fr; }
  .cert-strip-link { grid-column: 1; }
  .sector-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .sector:not(:nth-child(4n + 1)) { border-left: 0; }
  .sector:nth-child(4n + 1) a { padding-left: 28px; }
  .sector:nth-child(2n) { border-left: 1px solid var(--c-line); }
  .sector:nth-child(2n + 1) a { padding-left: 0; }
}

/* 9 menü öğesi: hamburger eşiğinin hemen üstünde aralıkları daralt */
@media (max-width: 1519px) {
  .header-inner { gap: 24px; }
  .main-nav-list { gap: 18px; }
  .header-tools { gap: 12px; }
  .brand img { height: 60px; }
}

@media (max-width: 1339px) {
  :root { --header-h: 80px; --header-h-scrolled: 70px; }
  .main-nav, .lang-switch--header { display: none; }
  .menu-toggle { display: block; }
  .header-tools { gap: 4px; }
  .brand img { height: 54px; }
  .is-scrolled .brand img { height: 48px; }
}

@media (max-width: 1023px) {
  .feedback-grid { grid-template-columns: 1fr; }
  .feedback-aside { position: static; }

  .hero-inner { grid-template-columns: 1fr; min-height: 0; gap: 40px; }
  .hero-title { max-width: 16ch; }
  .hero-picture img { aspect-ratio: 4 / 3; max-height: 560px; }
  .hero-media::after { display: none; }
  .hero-domains ul { grid-template-columns: repeat(3, minmax(0, 1fr)); }
  .hero-domains li:nth-child(4) { padding-left: 0; border-left: 0; }
  .hero-domains li:nth-child(n + 4) { border-top: 1px solid var(--c-line); }

  .intro-inner { grid-template-columns: 1fr; gap: 8px; }
  .facts { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .fact:nth-child(3) { padding-left: 0; border-left: 0; }
  .fact:nth-child(n + 3) { margin-top: 24px; border-top: 1px solid var(--c-line); }

  .cat-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .featured-inner, .why-inner, .corp-teaser-inner, .corp-split, .contact-grid, .product-detail-grid, .corp-two { grid-template-columns: 1fr; }
  .featured-head, .why-head, .product-detail-media { position: static; }
  .why-title { max-width: 16ch; }
  .product-detail-media { max-width: 560px; }
  .product-plate { aspect-ratio: 16 / 10; }
  .product-plate-name { max-width: 20ch; }

  .catalog-inner { grid-template-columns: 1fr; gap: 32px; }
  .catalog-nav { position: static; margin-inline: calc(var(--gutter) * -1); }
  .catalog-nav-list {
    display: flex; gap: 8px; overflow-x: auto; padding: 4px var(--gutter) 12px;
    scroll-snap-type: x proximity; scrollbar-width: none;
  }
  .catalog-nav-list::-webkit-scrollbar { display: none; }
  .catalog-nav-list li { flex: none; scroll-snap-align: start; }
  .catalog-nav-list a { border: 1px solid var(--c-line-2); white-space: nowrap; padding: 8px 14px; }
  .catalog-nav-list a[aria-current] { background: var(--c-text); color: #fff; border-color: var(--c-text); }
  .catalog-nav-list a[aria-current]::before { display: none; }
  .catalog-nav-list a[aria-current] .catalog-nav-count { color: #bdbdbd; }
  .catalog-help { display: none; }

  .cert-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .cta-band-inner { grid-template-columns: 1fr; align-items: start; }
  .footer-main { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .footer-brand { grid-column: 1 / -1; }
}

@media (max-width: 767px) {
  :root { --fs-base: 1rem; --fs-lg: 1.0625rem; }
  .section-head-row { flex-direction: column; align-items: flex-start; }
  .hero-domains ul { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .hero-domains li { padding: 16px 0; }
  .hero-domains li + li { padding-left: 16px; }
  .hero-domains li:nth-child(odd) { padding-left: 0; border-left: 0; }
  .hero-domains li:nth-child(4) { padding-left: 16px; border-left: 1px solid var(--c-line); }
  .hero-domains li:nth-child(n + 3) { border-top: 1px solid var(--c-line); }
  .cat-grid { grid-template-columns: 1fr; }
  .cert-badges { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .mv-grid, .scope-list, .check-list--2, .form-row, .corp-gallery, .video-grid { grid-template-columns: 1fr; }
  .search-form--page { flex-wrap: wrap; }
  .search-form--page .btn { width: 100%; }
  .rating { grid-template-columns: 1fr; }
  .rating-text { text-align: left; }
  .why-item { grid-template-columns: 36px minmax(0, 1fr); }
  .why-tag { grid-column: 2; justify-self: start; margin-top: 4px; }
  .product-meta, .product-meta--3 { grid-template-columns: 1fr; }
  .product-meta > div + div { padding-left: 0; border-left: 0; border-top: 1px solid var(--c-line); }
  .catalog-banner img { aspect-ratio: 16 / 9; }
  .btn-submit { justify-self: stretch; }
  .footer-bar-inner { flex-direction: column; align-items: flex-start; }
}

@media (max-width: 559px) {
  .sector-grid { grid-template-columns: 1fr; }
  .sector:nth-child(2n) { border-left: 0; }
  .sector a, .sector:nth-child(4n + 1) a, .sector:nth-child(2n + 1) a { padding: 28px 0; }
  .facts { grid-template-columns: 1fr; }
  .fact, .fact + .fact { padding-left: 0; border-left: 0; }
  .fact:nth-child(n + 2) { margin-top: 0; border-top: 1px solid var(--c-line); padding-top: 20px; }
  .fact { padding-bottom: 20px; }
  .cert-grid, .footer-main { grid-template-columns: 1fr; }
  .hero-actions .btn, .cta-band-actions .btn { width: 100%; }
  .hero-eyebrow { gap: 6px 12px; }
  .hero-eyebrow-sep { display: none; }
  .hero-eyebrow-brand { width: 100%; }
  .product-row a { gap: 16px; }
  .product-row-arrow { width: 40px; height: 40px; }
  .product-plate { aspect-ratio: 4 / 3; }
}

/* ---------- Kataloglar ---------- */
.catalog-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: clamp(40px, 5vw, 72px) clamp(24px, 4vw, 64px); }
.catalog-card { display: grid; grid-template-columns: minmax(0, 0.8fr) minmax(0, 1fr); gap: clamp(20px, 2.6vw, 36px); align-items: start; }
.catalog-card-cover { display: block; aspect-ratio: 612 / 859; overflow: hidden; border-radius: var(--r-md); background: #fff; box-shadow: var(--shadow-doc); }
.catalog-card-cover img { width: 100%; height: 100%; object-fit: cover; transition: transform var(--dur-slow) var(--ease); }
a.catalog-card-cover:hover img { transform: scale(1.03); }
.catalog-card-cover--soon { display: grid; place-content: center; justify-items: center; gap: 12px; background: var(--c-bg-soft); box-shadow: none; border: 1px dashed var(--c-line-2); color: var(--c-text-3); font-size: var(--fs-xs); font-weight: 600; letter-spacing: .08em; text-transform: uppercase; }
.catalog-card-cover--soon .icon { width: 40px; height: 40px; color: var(--c-accent-ink); }
.catalog-card-body { padding-top: 4px; }
.catalog-card-meta { font-size: var(--fs-xs); font-weight: 600; letter-spacing: .06em; color: var(--c-text-3); }
.catalog-card-status { display: inline-flex; align-items: center; gap: 6px; padding: 4px 10px; border-radius: var(--r-sm); background: var(--c-accent-soft); color: var(--c-accent-ink); font-size: var(--fs-xs); font-weight: 600; }
.catalog-card-title { margin-top: 12px; font-size: clamp(1.375rem, 1.15rem + 0.7vw, 1.75rem); letter-spacing: -0.025em; line-height: 1.2; }
.catalog-card-text { margin-top: 12px; color: var(--c-text-2); font-size: var(--fs-sm); }
.catalog-card-actions { display: flex; flex-wrap: wrap; align-items: center; gap: 12px 16px; margin-top: 24px; }
.catalog-card-actions .link-arrow { flex-basis: 100%; }

/* Kategori sayfasındaki katalog kutusu */
.catalog-box { display: flex; flex-wrap: wrap; align-items: center; gap: 16px 20px; margin-bottom: clamp(32px, 4vw, 48px); padding: 20px 24px; border: 1px solid var(--c-line); border-left: 3px solid var(--c-accent); border-radius: var(--r-lg); background: var(--c-bg-soft); }
.catalog-box-icon { display: grid; place-items: center; flex: none; width: 48px; height: 48px; border-radius: 50%; background: var(--c-accent-soft); color: var(--c-accent-ink); }
.catalog-box-body { flex: 1 1 240px; }
.catalog-box-label { font-size: var(--fs-xs); font-weight: 600; letter-spacing: .08em; text-transform: uppercase; color: var(--c-text-3); }
.catalog-box-title { margin-top: 2px; font-weight: 600; font-size: 1.0625rem; }
.catalog-box-text { margin-top: 4px; font-size: var(--fs-sm); color: var(--c-text-2); }
.catalog-box-actions { display: flex; flex-wrap: wrap; gap: 10px; }
.catalog-box--soon { border-left-color: var(--c-line-2); }

@media (max-width: 1023px) {
  .catalog-grid { grid-template-columns: 1fr; max-width: 720px; }
}
@media (max-width: 559px) {
  .catalog-card { grid-template-columns: 1fr; }
  .catalog-card-cover { max-width: 280px; }
  .catalog-box-actions, .catalog-box-actions .btn { width: 100%; }
}

/* ---------- Ürün ve kategori adları büyük harf (müşteri isteği) ----------
   Veride özgün yazım korunur; Türkçe i→İ dönüşümü için sayfa lang özniteliği kullanılır. */
.product-row-name, .product-row-cat, .product-plate-cat, .product-plate-name,
.cat-plate-name, .cat-tile-title, .catalog-nav-list li + li a > span:first-child, .catalog-group-title a,
.scope-list a, .footer-list--cats a, .product-detail-cat, .product-detail-title, .product-meta dd a,
.related-more, .page-title.is-upper, .search-panel-name { text-transform: uppercase; }

/* ---------- Uygulama videoları: dikey + yatay karışık ızgara, sahadan görüntüler ---------- */
.video-grid { grid-template-columns: repeat(4, minmax(0, 1fr)); align-items: start; }
.video-card--landscape { grid-column: span 2; }
.video-frame--portrait { aspect-ratio: 9 / 16; }
.video-frame video { object-fit: contain; background: #000; }
.field-photos { margin-top: clamp(64px, 8vw, 112px); }
.field-photos-title { font-size: clamp(1.375rem, 1.15rem + 0.7vw, 1.75rem); letter-spacing: -0.025em; margin-bottom: clamp(24px, 3vw, 36px); }
.field-photo-grid { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: clamp(12px, 1.6vw, 24px); }
.field-photo-grid img { width: 100%; aspect-ratio: 3 / 4; object-fit: cover; border-radius: var(--r-lg); background: var(--c-bg-soft); }
@media (max-width: 1023px) {
  .video-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .field-photo-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}
@media (max-width: 767px) {
  .video-grid { grid-template-columns: 1fr; }
  .video-card--landscape { grid-column: auto; }
  .video-card--portrait { max-width: 380px; width: 100%; justify-self: center; }
}
.video-product { white-space: normal; align-items: flex-start; }
.video-product .icon { flex: none; margin-top: 3px; }
.video-product-name { text-transform: uppercase; }
.corp-gallery--single { grid-template-columns: 1fr; max-width: 900px; margin-inline: auto; }
.corp-gallery--single img { aspect-ratio: auto; object-fit: contain; background: none; border-radius: 0; mix-blend-mode: multiply; }