/* =========================================================
   NARPIEM KİMYA — Kurumsal Web Sitesi
   Tasarım: Profesyonel B2B Kimya Tedarikçisi
   ========================================================= */

/* RESET */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  font-size: 16px;
  line-height: 1.6;
  color: #1E293B;
  background: #FFFFFF;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}
img { max-width: 100%; height: auto; display: block; }
a { color: inherit; text-decoration: none; }
button { font: inherit; cursor: pointer; border: none; background: none; }
ul, ol { list-style: none; }

/* TASARIM TOKEN'LARI */
:root {
  /* RENKLER — Kurumsal Mavi Paleti */
  --white: #FFFFFF;
  --gray-50: #F8FAFC;
  --gray-100: #F1F5F9;
  --gray-200: #E2E8F0;
  --gray-300: #CBD5E1;
  --gray-400: #94A3B8;
  --gray-500: #64748B;
  --gray-600: #475569;
  --gray-700: #334155;
  --gray-800: #1E293B;
  --gray-900: #0F172A;

  --brand: #0052CC;
  --brand-dark: #003D99;
  --brand-darker: #002966;
  --brand-light: #2563EB;
  --brand-lighter: #DBEAFE;
  --brand-bg: #EFF6FF;

  --success: #16A34A;
  --warning: #F59E0B;

  /* ÖLÇÜLER */
  --container: 1240px;
  --pad-x: clamp(16px, 4vw, 32px);

  /* SHADOW */
  --shadow-sm: 0 1px 2px rgba(15, 23, 42, 0.04), 0 1px 3px rgba(15, 23, 42, 0.06);
  --shadow-md: 0 4px 6px -1px rgba(15, 23, 42, 0.06), 0 2px 4px -2px rgba(15, 23, 42, 0.05);
  --shadow-lg: 0 10px 15px -3px rgba(15, 23, 42, 0.08), 0 4px 6px -4px rgba(15, 23, 42, 0.05);
  --shadow-xl: 0 20px 25px -5px rgba(15, 23, 42, 0.08), 0 8px 10px -6px rgba(15, 23, 42, 0.05);

  /* TRANSITION */
  --t-fast: 150ms ease;
  --t-base: 250ms ease;
}

/* CONTAINER */
.container {
  width: 100%;
  max-width: var(--container);
  margin: 0 auto;
  padding-left: var(--pad-x);
  padding-right: var(--pad-x);
}

/* TİPOGRAFİ */
h1, h2, h3, h4, h5, h6 {
  font-family: 'Inter', sans-serif;
  font-weight: 700;
  line-height: 1.2;
  color: var(--gray-900);
  letter-spacing: -0.02em;
}
h1 { font-size: clamp(32px, 4.5vw, 48px); }
h2 { font-size: clamp(26px, 3.5vw, 36px); }
h3 { font-size: clamp(20px, 2.5vw, 24px); }
h4 { font-size: 18px; }
p { color: var(--gray-600); }

.section-eyebrow {
  font-size: 13px;
  font-weight: 600;
  color: var(--brand);
  letter-spacing: 0.04em;
  text-transform: uppercase;
  margin-bottom: 12px;
}
.section-title {
  margin-bottom: 16px;
  max-width: 720px;
}
.section-intro {
  font-size: 17px;
  line-height: 1.65;
  color: var(--gray-600);
  max-width: 680px;
  margin-bottom: 40px;
}

/* BUTONLAR */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 12px 22px;
  font-size: 15px;
  font-weight: 600;
  border-radius: 6px;
  transition: all var(--t-base);
  white-space: nowrap;
  border: 1.5px solid transparent;
}
.btn-primary { background: var(--brand); color: var(--white); }
.btn-primary:hover { background: var(--brand-dark); transform: translateY(-1px); box-shadow: var(--shadow-md); }
.btn-outline { background: transparent; color: var(--brand); border-color: var(--brand); }
.btn-outline:hover { background: var(--brand); color: var(--white); }
.btn-secondary { background: var(--white); color: var(--gray-800); border-color: var(--gray-300); }
.btn-secondary:hover { border-color: var(--brand); color: var(--brand); }
.btn-lg { padding: 14px 28px; font-size: 16px; }
.btn-sm { padding: 8px 16px; font-size: 14px; }
.btn .arrow { transition: transform var(--t-base); }
.btn:hover .arrow { transform: translateX(3px); }

/* =========================================================
   HEADER — sade, fonksiyonel
   ========================================================= */
.top-bar {
  background: var(--gray-900);
  color: var(--gray-300);
  font-size: 13px;
  padding: 8px 0;
}
.top-bar .container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 24px;
}
.top-bar-left { display: flex; gap: 20px; align-items: center; }
.top-bar-left span { display: flex; align-items: center; gap: 6px; }
.top-bar-right { display: flex; gap: 20px; align-items: center; }
.top-bar a { color: var(--gray-300); transition: color var(--t-fast); }
.top-bar a:hover { color: var(--white); }
.top-bar svg { width: 14px; height: 14px; opacity: 0.7; }

/* HEADER MAIN */
.header {
  background: var(--white);
  border-bottom: 1px solid var(--gray-200);
  position: sticky;
  top: 0;
  z-index: 100;
  box-shadow: var(--shadow-sm);
}
.header-main {
  padding: 16px 0;
}
.header-main .container {
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  gap: 32px;
}
.logo {
  display: flex;
  align-items: center;
  gap: 11px;
  font-size: 22px;
  font-weight: 800;
  color: var(--gray-900);
  letter-spacing: -0.02em;
  text-decoration: none;
}
.logo-img {
  height: 34px;
  width: auto;
  display: block;
}
.logo-text {
  font-family: 'Inter', sans-serif;
  font-weight: 800;
  letter-spacing: 0.01em;
}
.footer-brand .logo-img { height: 38px; }

/* SEARCH BAR */
.search-form {
  position: relative;
  max-width: 480px;
  width: 100%;
  justify-self: center;
}
.search-input {
  width: 100%;
  height: 44px;
  padding: 0 48px 0 18px;
  border: 1.5px solid var(--gray-200);
  border-radius: 6px;
  background: var(--gray-50);
  font-size: 14px;
  color: var(--gray-800);
  transition: all var(--t-base);
}
.search-input::placeholder { color: var(--gray-400); }
.search-input:focus {
  outline: none;
  border-color: var(--brand);
  background: var(--white);
  box-shadow: 0 0 0 3px rgba(0, 82, 204, 0.1);
}
.search-btn {
  position: absolute;
  right: 4px;
  top: 4px;
  width: 36px;
  height: 36px;
  background: var(--brand);
  color: var(--white);
  border-radius: 4px;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background var(--t-fast);
}
.search-btn:hover { background: var(--brand-dark); }
.search-btn svg { width: 16px; height: 16px; }

.header-actions {
  display: flex;
  align-items: center;
  gap: 12px;
}
.header-phone {
  display: flex;
  align-items: center;
  gap: 8px;
  color: var(--gray-700);
  font-weight: 600;
  font-size: 14px;
}
.header-phone svg { width: 16px; height: 16px; color: var(--brand); }

/* PRIMARY NAV */
.nav-bar {
  background: var(--white);
  border-top: 1px solid var(--gray-100);
}
.nav-list {
  display: flex;
  align-items: center;
  gap: 4px;
}
.nav-item {
  position: relative;
}
.nav-link {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 14px 18px;
  font-size: 15px;
  font-weight: 600;
  color: var(--gray-700);
  transition: color var(--t-fast);
  position: relative;
}
.nav-link::after {
  content: '';
  position: absolute;
  bottom: -1px;
  left: 18px;
  right: 18px;
  height: 2px;
  background: var(--brand);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform var(--t-base);
}
.nav-link:hover, .nav-link.active { color: var(--brand); }
.nav-link:hover::after, .nav-link.active::after { transform: scaleX(1); }
.nav-caret {
  width: 12px;
  height: 12px;
  transition: transform var(--t-fast);
}
.nav-item:hover .nav-caret { transform: rotate(180deg); }

/* DROPDOWN */
.dropdown {
  position: absolute;
  top: 100%;
  left: 0;
  background: var(--white);
  border: 1px solid var(--gray-200);
  border-radius: 8px;
  min-width: 280px;
  padding: 8px;
  opacity: 0;
  visibility: hidden;
  transform: translateY(-8px);
  transition: all var(--t-base);
  box-shadow: var(--shadow-lg);
}
.nav-item:hover .dropdown {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}
.dropdown a {
  display: block;
  padding: 10px 14px;
  border-radius: 5px;
  font-size: 14px;
  font-weight: 500;
  color: var(--gray-700);
  transition: all var(--t-fast);
}
.dropdown a small {
  display: block;
  font-size: 12px;
  color: var(--gray-500);
  margin-top: 2px;
  font-weight: 400;
}
.dropdown a:hover {
  background: var(--brand-bg);
  color: var(--brand);
}

/* MEGA DROPDOWN — Kategoriler için 2 kolon */
.dropdown-mega {
  min-width: 560px;
  padding: 20px;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4px 24px;
  left: 0;
}
.dropdown-mega .mega-col-title {
  grid-column: 1 / -1;
  font-size: 11px;
  font-weight: 700;
  color: var(--gray-400);
  letter-spacing: 0.06em;
  text-transform: uppercase;
  padding: 0 14px 8px;
  border-bottom: 1px solid var(--gray-100);
  margin-bottom: 6px;
}

/* MOBILE MENU TOGGLE */
.menu-toggle {
  display: none;
  width: 40px;
  height: 40px;
  align-items: center;
  justify-content: center;
  color: var(--gray-700);
}

/* =========================================================
   HERO BANNER (anasayfa)
   ========================================================= */
.hero {
  background: linear-gradient(135deg, #003D99 0%, #0052CC 100%);
  color: var(--white);
  padding: 80px 0 100px;
  position: relative;
  overflow: hidden;
}
.hero::before {
  content: '';
  position: absolute;
  top: -200px;
  right: -200px;
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, rgba(255,255,255,0.06), transparent 60%);
  pointer-events: none;
}
.hero .container {
  position: relative;
  display: grid;
  grid-template-columns: 1.3fr 1fr;
  gap: 60px;
  align-items: center;
}
.hero-eyebrow {
  display: inline-block;
  padding: 6px 14px;
  background: rgba(255,255,255,0.12);
  border: 1px solid rgba(255,255,255,0.18);
  border-radius: 100px;
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.02em;
  margin-bottom: 20px;
}
.hero h1 {
  color: var(--white);
  font-size: clamp(34px, 5vw, 54px);
  font-weight: 800;
  margin-bottom: 20px;
  letter-spacing: -0.03em;
}
.hero p.lead {
  font-size: 18px;
  line-height: 1.6;
  color: rgba(255,255,255,0.88);
  margin-bottom: 32px;
  max-width: 560px;
}
.hero-actions { display: flex; gap: 12px; flex-wrap: wrap; }
.hero-actions .btn-primary { background: var(--white); color: var(--brand); }
.hero-actions .btn-primary:hover { background: var(--gray-50); }
.hero-actions .btn-outline { color: var(--white); border-color: rgba(255,255,255,0.4); }
.hero-actions .btn-outline:hover { background: rgba(255,255,255,0.1); border-color: var(--white); }

.hero-stats {
  background: rgba(255,255,255,0.06);
  border: 1px solid rgba(255,255,255,0.12);
  border-radius: 12px;
  padding: 28px;
  backdrop-filter: blur(10px);
}
.hero-stat {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  padding: 14px 0;
  border-bottom: 1px solid rgba(255,255,255,0.1);
}
.hero-stat:last-child { border-bottom: none; padding-bottom: 0; }
.hero-stat:first-child { padding-top: 0; }
.hero-stat-label { font-size: 14px; color: rgba(255,255,255,0.75); }
.hero-stat-value {
  font-size: 28px;
  font-weight: 800;
  letter-spacing: -0.02em;
}

/* =========================================================
   PROMO BANNER (header altı, anasayfa için)
   ========================================================= */
.promo-banner {
  background: var(--brand-bg);
  border-bottom: 1px solid var(--gray-200);
  padding: 14px 0;
}
.promo-banner .container {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 16px;
  font-size: 14px;
  color: var(--gray-700);
  flex-wrap: wrap;
}
.promo-banner strong { color: var(--brand-dark); font-weight: 700; }
.promo-banner a {
  color: var(--brand);
  font-weight: 600;
  text-decoration: underline;
  text-underline-offset: 2px;
}

/* =========================================================
   SECTIONS — Genel section spacing
   ========================================================= */
section { padding: 80px 0; }
section.compact { padding: 56px 0; }
.section-light { background: var(--gray-50); }

/* =========================================================
   KATEGORİLER — 3 büyük kart, IMCD tarzı
   ========================================================= */
.categories-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
.category-card {
  background: var(--white);
  border: 1px solid var(--gray-200);
  border-radius: 10px;
  padding: 32px 28px;
  transition: all var(--t-base);
  position: relative;
  display: flex;
  flex-direction: column;
  text-decoration: none;
  color: inherit;
}
.category-card:hover {
  border-color: var(--brand);
  box-shadow: var(--shadow-lg);
  transform: translateY(-3px);
}
.category-icon {
  width: 56px;
  height: 56px;
  background: var(--brand-bg);
  color: var(--brand);
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 20px;
}
.category-icon svg { width: 28px; height: 28px; }
.category-card h3 {
  color: var(--gray-900);
  margin-bottom: 10px;
  font-size: 20px;
}
.category-card p {
  font-size: 14px;
  color: var(--gray-600);
  margin-bottom: 20px;
  flex: 1;
}
.category-features {
  margin-bottom: 20px;
}
.category-features li {
  font-size: 13px;
  color: var(--gray-600);
  padding: 4px 0;
  padding-left: 20px;
  position: relative;
}
.category-features li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 11px;
  width: 12px;
  height: 1px;
  background: var(--brand);
}
.category-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  color: var(--brand);
  font-weight: 600;
  font-size: 14px;
  margin-top: auto;
}
.category-card:hover .category-link .arrow { transform: translateX(4px); }
.category-link .arrow { transition: transform var(--t-base); }

/* =========================================================
   SEKTÖRLER — 6'lı grid, sade ikon kartları
   ========================================================= */
.sectors-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
}
.sector-card {
  background: var(--white);
  border: 1px solid var(--gray-200);
  border-radius: 8px;
  padding: 28px 24px;
  transition: all var(--t-base);
  display: flex;
  gap: 18px;
  align-items: flex-start;
  text-decoration: none;
  color: inherit;
}
.sector-card:hover {
  border-color: var(--brand);
  background: var(--white);
  box-shadow: var(--shadow-md);
}
.sector-icon {
  width: 48px;
  height: 48px;
  flex-shrink: 0;
  background: var(--brand-bg);
  color: var(--brand);
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
}
.sector-icon svg { width: 24px; height: 24px; }
.sector-card h4 {
  color: var(--gray-900);
  margin-bottom: 6px;
  font-size: 17px;
}
.sector-card p {
  font-size: 13px;
  color: var(--gray-500);
  line-height: 1.5;
}

/* =========================================================
   MARKALAR — Logo grid
   ========================================================= */
.brands-section {
  background: var(--white);
}
.brands-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
  margin-top: 40px;
}
.brand-tile {
  border: 1px solid var(--gray-200);
  border-radius: 8px;
  padding: 32px 24px;
  background: var(--white);
  transition: all var(--t-base);
  text-decoration: none;
  color: inherit;
  display: flex;
  flex-direction: column;
  min-height: 180px;
}
.brand-tile:hover {
  border-color: var(--brand);
  box-shadow: var(--shadow-md);
  transform: translateY(-2px);
}
.brand-logo {
  height: 40px;
  display: flex;
  align-items: center;
  margin-bottom: 16px;
  font-size: 20px;
  font-weight: 800;
  color: var(--gray-900);
  letter-spacing: -0.02em;
}
.brand-name {
  font-size: 14px;
  font-weight: 700;
  color: var(--gray-900);
  margin-bottom: 4px;
}
.brand-meta {
  font-size: 12px;
  color: var(--gray-500);
  margin-bottom: 10px;
}
.brand-desc {
  font-size: 13px;
  color: var(--gray-600);
  line-height: 1.55;
  flex: 1;
}

/* =========================================================
   ÖZELLİKLER / WHY US — 3 kolon, ikon + metin
   ========================================================= */
.features-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
}
.feature {
  padding: 0;
}
.feature-icon {
  width: 48px;
  height: 48px;
  background: var(--brand-bg);
  color: var(--brand);
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 18px;
}
.feature-icon svg { width: 24px; height: 24px; }
.feature h4 {
  color: var(--gray-900);
  margin-bottom: 8px;
  font-size: 18px;
}
.feature p {
  font-size: 14px;
  color: var(--gray-600);
}

/* =========================================================
   STAT BAR
   ========================================================= */
.stat-bar {
  background: var(--brand-darker);
  color: var(--white);
  padding: 56px 0;
}
.stat-bar-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 32px;
  text-align: center;
}
.stat-bar-item {
  border-right: 1px solid rgba(255,255,255,0.15);
  padding: 0 16px;
}
.stat-bar-item:last-child { border-right: none; }
.stat-bar-value {
  font-size: 38px;
  font-weight: 800;
  color: var(--white);
  letter-spacing: -0.02em;
  margin-bottom: 4px;
}
.stat-bar-label {
  font-size: 13px;
  color: rgba(255,255,255,0.75);
  letter-spacing: 0.02em;
}

/* =========================================================
   CTA SECTION
   ========================================================= */
.cta-section {
  background: var(--gray-900);
  color: var(--white);
  padding: 64px 0;
  text-align: center;
}
.cta-section h2 {
  color: var(--white);
  margin-bottom: 12px;
  font-size: 32px;
}
.cta-section p {
  color: rgba(255,255,255,0.75);
  font-size: 16px;
  max-width: 520px;
  margin: 0 auto 28px;
}
.cta-section .btn-primary { background: var(--white); color: var(--brand); }
.cta-section .btn-primary:hover { background: var(--gray-100); }
.cta-section .btn-outline { color: var(--white); border-color: rgba(255,255,255,0.4); }
.cta-section .btn-outline:hover { background: rgba(255,255,255,0.1); }

/* =========================================================
   FOOTER
   ========================================================= */
.footer {
  background: var(--gray-900);
  color: var(--gray-300);
  padding: 64px 0 0;
}
.footer-grid {
  display: grid;
  grid-template-columns: 1.5fr repeat(4, 1fr);
  gap: 40px;
  margin-bottom: 48px;
}
.footer-brand .logo { color: var(--white); margin-bottom: 16px; }
.footer-brand p {
  font-size: 14px;
  color: var(--gray-400);
  line-height: 1.65;
  margin-bottom: 16px;
}
.footer-contact { font-size: 14px; }
.footer-contact a {
  color: var(--gray-300);
  display: block;
  margin-bottom: 6px;
  transition: color var(--t-fast);
}
.footer-contact a:hover { color: var(--white); }
.footer-col h5 {
  color: var(--white);
  font-size: 14px;
  margin-bottom: 16px;
  font-weight: 700;
}
.footer-col a {
  display: block;
  font-size: 14px;
  color: var(--gray-400);
  padding: 4px 0;
  transition: color var(--t-fast);
}
.footer-col a:hover { color: var(--white); }
.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.08);
  padding: 24px 0;
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 13px;
  color: var(--gray-500);
  flex-wrap: wrap;
  gap: 16px;
}
.footer-bottom-links { display: flex; gap: 20px; }
.footer-bottom-links a { color: var(--gray-500); }
.footer-bottom-links a:hover { color: var(--white); }

/* =========================================================
   BREADCRUMB
   ========================================================= */
.breadcrumb {
  background: var(--gray-50);
  border-bottom: 1px solid var(--gray-200);
  padding: 14px 0;
  font-size: 13px;
  color: var(--gray-500);
}
.breadcrumb a {
  color: var(--gray-600);
  transition: color var(--t-fast);
}
.breadcrumb a:hover { color: var(--brand); }
.breadcrumb .sep { margin: 0 8px; color: var(--gray-400); }
.breadcrumb .current { color: var(--gray-900); font-weight: 600; }

/* =========================================================
   PAGE HEADER (iç sayfa hero alternatifi, sade)
   ========================================================= */
.page-header {
  background: var(--gray-50);
  padding: 56px 0;
  border-bottom: 1px solid var(--gray-200);
}
.page-header h1 {
  font-size: clamp(28px, 4vw, 40px);
  margin-bottom: 12px;
}
.page-header p {
  font-size: 17px;
  color: var(--gray-600);
  max-width: 720px;
}

/* =========================================================
   PRODUCT DETAIL PAGE
   ========================================================= */
.product-hero {
  padding: 48px 0 56px;
  background: var(--white);
}
.product-hero-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: start;
}
.product-visual {
  background: var(--gray-50);
  border: 1px solid var(--gray-200);
  border-radius: 12px;
  padding: 60px 40px;
  text-align: center;
  position: sticky;
  top: 120px;
}
.product-formula {
  font-size: 56px;
  font-weight: 800;
  color: var(--brand);
  letter-spacing: -0.03em;
  margin-bottom: 8px;
}
.product-formula-name {
  font-size: 16px;
  color: var(--gray-600);
  font-weight: 500;
}
.product-grades {
  display: flex;
  gap: 8px;
  justify-content: center;
  flex-wrap: wrap;
  margin-top: 24px;
}
.product-grade {
  background: var(--white);
  border: 1.5px solid var(--brand);
  color: var(--brand);
  padding: 6px 14px;
  border-radius: 4px;
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.02em;
}
.product-category-tag {
  display: inline-block;
  background: var(--brand-bg);
  color: var(--brand-dark);
  padding: 4px 12px;
  border-radius: 100px;
  font-size: 13px;
  font-weight: 600;
  margin-bottom: 14px;
}
.product-info h1 { margin-bottom: 14px; }
.product-info .lead {
  font-size: 17px;
  color: var(--gray-600);
  line-height: 1.6;
  margin-bottom: 28px;
}
.product-specs-quick {
  background: var(--gray-50);
  border: 1px solid var(--gray-200);
  border-radius: 8px;
  padding: 20px;
  margin-bottom: 28px;
}
.product-specs-quick dl {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}
.product-specs-quick dt {
  font-size: 12px;
  color: var(--gray-500);
  text-transform: uppercase;
  letter-spacing: 0.04em;
  margin-bottom: 4px;
  font-weight: 600;
}
.product-specs-quick dd {
  font-size: 15px;
  font-weight: 600;
  color: var(--gray-900);
}
.product-actions {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
}

/* PRODUCT TABS / SECTIONS */
.product-section {
  padding: 56px 0;
  border-top: 1px solid var(--gray-200);
}
.product-section:first-of-type { border-top: none; }
.product-section h2 {
  font-size: 26px;
  margin-bottom: 24px;
}

/* SPEC TABLE */
.spec-table {
  width: 100%;
  border-collapse: collapse;
  background: var(--white);
  border: 1px solid var(--gray-200);
  border-radius: 8px;
  overflow: hidden;
}
.spec-table thead {
  background: var(--gray-50);
  border-bottom: 1px solid var(--gray-200);
}
.spec-table th {
  text-align: left;
  padding: 14px 20px;
  font-size: 13px;
  color: var(--gray-700);
  font-weight: 700;
  letter-spacing: 0.02em;
  text-transform: uppercase;
}
.spec-table td {
  padding: 14px 20px;
  font-size: 14px;
  color: var(--gray-700);
  border-bottom: 1px solid var(--gray-100);
}
.spec-table tr:last-child td { border-bottom: none; }
.spec-table td:first-child {
  font-weight: 600;
  color: var(--gray-900);
  width: 40%;
}

/* USE CASES GRID */
.use-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 20px;
}
.use-item {
  background: var(--gray-50);
  border: 1px solid var(--gray-200);
  border-radius: 8px;
  padding: 24px;
}
.use-item h4 {
  color: var(--gray-900);
  margin-bottom: 8px;
  font-size: 16px;
}
.use-item p {
  font-size: 14px;
  color: var(--gray-600);
}

/* DOCS GRID */
.docs-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
}
.doc-card {
  background: var(--white);
  border: 1px solid var(--gray-200);
  border-radius: 8px;
  padding: 20px;
  display: flex;
  gap: 14px;
  align-items: flex-start;
}
.doc-badge {
  width: 44px;
  height: 44px;
  border-radius: 6px;
  background: var(--brand-bg);
  color: var(--brand);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 12px;
  font-weight: 800;
  flex-shrink: 0;
}
.doc-card h4 { font-size: 15px; margin-bottom: 4px; color: var(--gray-900); }
.doc-card p { font-size: 13px; color: var(--gray-600); }

/* PACKAGING */
.packaging-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
}
.pkg-card {
  background: var(--white);
  border: 1px solid var(--gray-200);
  border-radius: 8px;
  padding: 24px;
  text-align: center;
}
.pkg-size {
  font-size: 28px;
  font-weight: 800;
  color: var(--brand);
  letter-spacing: -0.02em;
  margin-bottom: 4px;
}
.pkg-card h4 { font-size: 15px; margin-bottom: 8px; color: var(--gray-900); }
.pkg-card p { font-size: 13px; color: var(--gray-600); }

/* FAQ */
.faq-list { max-width: 820px; }
.faq-item {
  border-bottom: 1px solid var(--gray-200);
}
.faq-item summary {
  padding: 18px 0;
  font-weight: 600;
  font-size: 16px;
  color: var(--gray-900);
  cursor: pointer;
  list-style: none;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
}
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary::after {
  content: '+';
  font-size: 24px;
  color: var(--brand);
  font-weight: 400;
  transition: transform var(--t-base);
}
.faq-item[open] summary::after { transform: rotate(45deg); }
.faq-item p {
  padding: 0 0 20px;
  font-size: 15px;
  color: var(--gray-600);
  line-height: 1.65;
}

/* INFO BOX */
.info-box {
  background: var(--brand-bg);
  border-left: 3px solid var(--brand);
  padding: 16px 20px;
  border-radius: 0 6px 6px 0;
  font-size: 14px;
  color: var(--gray-700);
  margin: 24px 0;
}

/* =========================================================
   PRODUCT LIST / KATEGORI SAYFASI
   ========================================================= */
.product-list-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}
.product-list-card {
  background: var(--white);
  border: 1px solid var(--gray-200);
  border-radius: 8px;
  padding: 24px;
  transition: all var(--t-base);
  text-decoration: none;
  color: inherit;
  display: flex;
  flex-direction: column;
}
.product-list-card:hover {
  border-color: var(--brand);
  box-shadow: var(--shadow-md);
  transform: translateY(-2px);
}
.product-list-card .product-grade-row {
  display: flex;
  gap: 6px;
  margin-bottom: 12px;
}
.product-list-card .product-grade-row .product-grade {
  font-size: 11px;
  padding: 3px 9px;
}
.product-list-card h3 {
  font-size: 17px;
  margin-bottom: 6px;
  color: var(--gray-900);
}
.product-list-card .product-cas {
  font-size: 12px;
  color: var(--gray-500);
  margin-bottom: 12px;
  font-family: 'JetBrains Mono', 'Courier New', monospace;
}
.product-list-card p {
  font-size: 14px;
  color: var(--gray-600);
  margin-bottom: 16px;
  flex: 1;
}
.product-list-link {
  color: var(--brand);
  font-weight: 600;
  font-size: 14px;
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

/* FILTER BAR */
.filter-bar {
  background: var(--white);
  border: 1px solid var(--gray-200);
  border-radius: 8px;
  padding: 16px 20px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  margin-bottom: 28px;
  flex-wrap: wrap;
}
.filter-bar-tags { display: flex; gap: 8px; flex-wrap: wrap; }
.filter-tag {
  font-size: 13px;
  padding: 6px 14px;
  background: var(--gray-100);
  color: var(--gray-700);
  border-radius: 100px;
  font-weight: 500;
  cursor: pointer;
  transition: all var(--t-fast);
  border: 1px solid transparent;
}
.filter-tag:hover { background: var(--brand-bg); color: var(--brand); }
.filter-tag.active { background: var(--brand); color: var(--white); }
.filter-bar-count { font-size: 14px; color: var(--gray-500); }

/* =========================================================
   RESPONSIVE
   ========================================================= */
@media (max-width: 1024px) {
  .header-main .container { grid-template-columns: auto 1fr auto; }
  .hero .container { grid-template-columns: 1fr; gap: 40px; }
  .categories-grid { grid-template-columns: repeat(2, 1fr); }
  .sectors-grid { grid-template-columns: repeat(2, 1fr); }
  .brands-grid { grid-template-columns: repeat(3, 1fr); }
  .features-grid { grid-template-columns: 1fr; gap: 24px; }
  .stat-bar-grid { grid-template-columns: repeat(2, 1fr); gap: 24px; }
  .stat-bar-item:nth-child(2) { border-right: none; }
  .footer-grid { grid-template-columns: 1fr 1fr; gap: 32px; }
  .product-hero-grid { grid-template-columns: 1fr; gap: 32px; }
  .product-visual { position: static; }
  .docs-grid { grid-template-columns: repeat(2, 1fr); }
  .product-list-grid { grid-template-columns: repeat(2, 1fr); }
}

/* =========================================================
   BRAND BANNERS (anasayfa — 3 marka banner)
   ========================================================= */
.brand-banners {
  padding: 64px 0;
  background: var(--gray-50);
}
.brand-banner-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
  margin-top: 32px;
}
.brand-banner {
  position: relative;
  background: var(--white);
  border: 1px solid var(--gray-200);
  border-radius: 12px;
  padding: 32px 28px;
  display: flex;
  flex-direction: column;
  min-height: 320px;
  transition: all var(--t-base);
  text-decoration: none;
  color: inherit;
  overflow: hidden;
}
.brand-banner::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 4px;
  background: var(--brand);
  transition: height var(--t-base);
}
.brand-banner:hover {
  border-color: var(--brand);
  box-shadow: var(--shadow-lg);
  transform: translateY(-4px);
}
.brand-banner:hover::before { height: 6px; }
.brand-banner.banner-pharma::before { background: linear-gradient(90deg, #0052CC, #2563EB); }
.brand-banner.banner-analyt::before { background: linear-gradient(90deg, #003D99, #0052CC); }
.brand-banner.banner-impur::before { background: linear-gradient(90deg, #002966, #003D99); }

.brand-banner-logo {
  font-size: 24px;
  font-weight: 800;
  color: var(--gray-900);
  letter-spacing: -0.02em;
  margin-bottom: 6px;
  padding-top: 8px;
}
.brand-banner-tag {
  display: inline-block;
  background: var(--brand-bg);
  color: var(--brand-dark);
  padding: 3px 10px;
  border-radius: 100px;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  margin-bottom: 14px;
  align-self: flex-start;
}
.brand-banner-meta {
  font-size: 12px;
  color: var(--gray-500);
  letter-spacing: 0.02em;
  margin-bottom: 14px;
}
.brand-banner h3 {
  font-size: 19px;
  color: var(--gray-900);
  margin-bottom: 10px;
  line-height: 1.3;
}
.brand-banner p {
  font-size: 14px;
  color: var(--gray-600);
  line-height: 1.55;
  flex: 1;
  margin-bottom: 16px;
}
.brand-banner-stats {
  display: flex;
  gap: 16px;
  padding: 12px 0;
  border-top: 1px solid var(--gray-100);
  margin-bottom: 14px;
}
.brand-banner-stat {
  font-size: 11px;
  color: var(--gray-500);
  line-height: 1.3;
}
.brand-banner-stat strong {
  display: block;
  font-size: 18px;
  color: var(--brand);
  font-weight: 800;
  letter-spacing: -0.02em;
}
.brand-banner-cta {
  color: var(--brand);
  font-weight: 600;
  font-size: 14px;
  display: inline-flex;
  align-items: center;
  gap: 6px;
}
.brand-banner:hover .brand-banner-cta .arrow { transform: translateX(4px); }
.brand-banner-cta .arrow { transition: transform var(--t-base); }

/* =========================================================
   BRAND LOGO GRID (kategori sayfası altı — marka logoları)
   ========================================================= */
.brand-logo-grid {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 16px;
  margin-top: 32px;
}
.brand-logo-card {
  background: var(--white);
  border: 1px solid var(--gray-200);
  border-radius: 8px;
  padding: 28px 20px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  min-height: 140px;
  transition: all var(--t-base);
  text-decoration: none;
  color: inherit;
}
.brand-logo-card:hover {
  border-color: var(--brand);
  box-shadow: var(--shadow-md);
  transform: translateY(-2px);
}
.brand-logo-card .blc-logo {
  font-size: 22px;
  font-weight: 800;
  color: var(--gray-900);
  letter-spacing: -0.02em;
  margin-bottom: 6px;
}
.brand-logo-card .blc-loc {
  font-size: 11px;
  color: var(--gray-500);
  letter-spacing: 0.02em;
  text-transform: uppercase;
  font-weight: 600;
  margin-bottom: 8px;
}
.brand-logo-card .blc-tag {
  font-size: 12px;
  color: var(--brand);
  font-weight: 600;
}

/* =========================================================
   PRODUCT PAGE — Quote Form (sticky sağ panel)
   ========================================================= */
.product-layout {
  display: grid;
  grid-template-columns: 1fr 380px;
  gap: 48px;
  align-items: start;
  padding: 48px 0 80px;
}
.product-main h1 { margin-bottom: 12px; }
.product-main .product-cas-line {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
  margin-bottom: 20px;
  font-size: 14px;
  color: var(--gray-600);
}
.product-cas-line span { display: flex; align-items: center; gap: 6px; }
.product-cas-line strong { color: var(--gray-900); font-weight: 600; }

.product-quote-form {
  background: var(--white);
  border: 1px solid var(--gray-200);
  border-radius: 12px;
  padding: 28px;
  position: sticky;
  top: 130px;
  box-shadow: var(--shadow-md);
}
.product-quote-form-header {
  padding-bottom: 18px;
  border-bottom: 1px solid var(--gray-200);
  margin-bottom: 20px;
}
.product-quote-form-header .pqf-eyebrow {
  font-size: 11px;
  color: var(--brand);
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  margin-bottom: 6px;
}
.product-quote-form-header h3 {
  font-size: 19px;
  color: var(--gray-900);
  margin-bottom: 4px;
}
.product-quote-form-header p {
  font-size: 13px;
  color: var(--gray-500);
}
.pqf-group { margin-bottom: 14px; }
.pqf-group label {
  display: block;
  font-size: 12px;
  font-weight: 600;
  color: var(--gray-700);
  margin-bottom: 5px;
}
.pqf-group label .req { color: #DC2626; }
.pqf-group input, .pqf-group textarea, .pqf-group select {
  width: 100%;
  padding: 10px 12px;
  border: 1.5px solid var(--gray-200);
  border-radius: 6px;
  font-family: inherit;
  font-size: 14px;
  color: var(--gray-800);
  background: var(--white);
  transition: all var(--t-base);
}
.pqf-group textarea { min-height: 80px; resize: vertical; }
.pqf-group input:focus, .pqf-group textarea:focus, .pqf-group select:focus {
  outline: none;
  border-color: var(--brand);
  box-shadow: 0 0 0 3px rgba(0, 82, 204, 0.1);
}
.pqf-row { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; }
.pqf-submit {
  width: 100%;
  padding: 13px;
  background: var(--brand);
  color: var(--white);
  border-radius: 6px;
  font-size: 15px;
  font-weight: 600;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  transition: all var(--t-base);
  cursor: pointer;
}
.pqf-submit:hover { background: var(--brand-dark); }
.pqf-trust {
  margin-top: 14px;
  font-size: 11px;
  color: var(--gray-500);
  line-height: 1.5;
  text-align: center;
}
.pqf-trust strong { color: var(--gray-700); }
.pqf-divider {
  margin: 18px 0;
  text-align: center;
  position: relative;
  font-size: 11px;
  color: var(--gray-400);
  text-transform: uppercase;
  letter-spacing: 0.04em;
}
.pqf-divider::before, .pqf-divider::after {
  content: '';
  position: absolute;
  top: 50%;
  width: 35%;
  height: 1px;
  background: var(--gray-200);
}
.pqf-divider::before { left: 0; }
.pqf-divider::after { right: 0; }
.pqf-alt {
  display: flex;
  flex-direction: column;
  gap: 6px;
  text-align: center;
}
.pqf-alt a {
  font-size: 13px;
  color: var(--gray-700);
  font-weight: 500;
}
.pqf-alt a:hover { color: var(--brand); }

@media (max-width: 1024px) {
  .product-layout { grid-template-columns: 1fr; gap: 32px; }
  .product-quote-form { position: static; }
  .brand-banner-grid { grid-template-columns: 1fr; }
  .brand-logo-grid { grid-template-columns: repeat(3, 1fr); }
}

@media (max-width: 768px) {
  .brand-logo-grid { grid-template-columns: repeat(2, 1fr); }
  .pqf-row { grid-template-columns: 1fr; }
}

/* =========================================================
   SEKTÖR ÜRÜN LİSTESİ
   ========================================================= */
.sector-products {
  padding: 56px 0;
}
.sp-list-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 24px;
  flex-wrap: wrap;
  gap: 12px;
}
.sp-list-header h2 { margin: 0; }
.sp-count {
  font-size: 14px;
  color: var(--gray-500);
  background: var(--gray-100);
  padding: 6px 14px;
  border-radius: 100px;
  font-weight: 600;
}

.sp-product-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 16px;
}
.sp-product {
  background: var(--white);
  border: 1px solid var(--gray-200);
  border-radius: 10px;
  padding: 22px 24px;
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 16px;
  align-items: start;
  transition: all var(--t-base);
}
.sp-product:hover {
  border-color: var(--brand);
  box-shadow: var(--shadow-md);
}
.sp-product-info { min-width: 0; }
.sp-product-name {
  font-size: 17px;
  font-weight: 700;
  color: var(--gray-900);
  margin-bottom: 4px;
  letter-spacing: -0.01em;
}
.sp-product-meta {
  font-size: 12px;
  color: var(--gray-500);
  font-family: 'JetBrains Mono', monospace;
  margin-bottom: 8px;
}
.sp-product-grades {
  display: flex;
  gap: 6px;
  flex-wrap: wrap;
  margin-bottom: 10px;
}
.sp-product-grades .product-grade {
  font-size: 11px;
  padding: 3px 9px;
  border-width: 1.5px;
}
.sp-product-desc {
  font-size: 13px;
  color: var(--gray-600);
  line-height: 1.55;
}
.sp-product-cta {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  background: var(--brand-bg);
  color: var(--brand);
  padding: 8px 14px;
  border-radius: 6px;
  font-size: 13px;
  font-weight: 600;
  white-space: nowrap;
  transition: all var(--t-fast);
  cursor: pointer;
  border: none;
  font-family: inherit;
}
.sp-product-cta:hover {
  background: var(--brand);
  color: var(--white);
}

/* SEKTÖR SAYFASI MARKALAR ŞERIDI */
.sector-brands-strip {
  padding: 40px 0;
  background: var(--white);
  border-top: 1px solid var(--gray-200);
  border-bottom: 1px solid var(--gray-200);
}
.sbs-grid {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 16px;
  align-items: center;
}
.sbs-label {
  font-size: 12px;
  font-weight: 700;
  color: var(--gray-500);
  letter-spacing: 0.06em;
  text-transform: uppercase;
  margin-bottom: 14px;
}
.sbs-brand {
  text-align: center;
  padding: 14px;
  border: 1px solid var(--gray-200);
  border-radius: 8px;
  background: var(--white);
  text-decoration: none;
  color: inherit;
  transition: all var(--t-fast);
}
.sbs-brand:hover {
  border-color: var(--brand);
  background: var(--gray-50);
}
.sbs-brand-name {
  font-size: 15px;
  font-weight: 700;
  color: var(--gray-900);
  letter-spacing: -0.01em;
}
.sbs-brand-tag {
  font-size: 11px;
  color: var(--gray-500);
  margin-top: 2px;
}

/* SAYFA İÇİ TEKLİF FORMU (sektör sayfası altı) */
.inline-quote {
  background: linear-gradient(135deg, #0052CC 0%, #003D99 100%);
  padding: 64px 0;
  color: var(--white);
  scroll-margin-top: 130px;
}
.inline-quote-grid {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: 56px;
  align-items: start;
}
.inline-quote-side h2 {
  color: var(--white);
  font-size: 30px;
  margin-bottom: 16px;
}
.inline-quote-side p {
  color: rgba(255,255,255,0.85);
  font-size: 16px;
  line-height: 1.65;
  margin-bottom: 24px;
}
.iq-trust-list { list-style: none; padding: 0; }
.iq-trust-list li {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 8px 0;
  font-size: 14px;
  color: rgba(255,255,255,0.9);
}
.iq-trust-list li::before {
  content: '✓';
  color: var(--white);
  background: rgba(255,255,255,0.15);
  width: 22px;
  height: 22px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 13px;
  font-weight: 700;
  flex-shrink: 0;
}

.inline-quote-form {
  background: var(--white);
  border-radius: 12px;
  padding: 32px;
  color: var(--gray-800);
}
.iqf-header {
  margin-bottom: 20px;
  padding-bottom: 16px;
  border-bottom: 1px solid var(--gray-200);
}
.iqf-header h3 {
  font-size: 20px;
  margin-bottom: 4px;
}
.iqf-header p {
  font-size: 13px;
  color: var(--gray-500);
}
.iqf-group { margin-bottom: 14px; }
.iqf-group label {
  display: block;
  font-size: 13px;
  font-weight: 600;
  color: var(--gray-700);
  margin-bottom: 6px;
}
.iqf-group label .req { color: #DC2626; }
.iqf-group input, .iqf-group textarea, .iqf-group select {
  width: 100%;
  padding: 11px 14px;
  border: 1.5px solid var(--gray-200);
  border-radius: 6px;
  font-family: inherit;
  font-size: 14px;
  color: var(--gray-800);
  background: var(--white);
  transition: all var(--t-base);
}
.iqf-group textarea { min-height: 80px; resize: vertical; }
.iqf-group input:focus, .iqf-group textarea:focus, .iqf-group select:focus {
  outline: none;
  border-color: var(--brand);
  box-shadow: 0 0 0 3px rgba(0, 82, 204, 0.1);
}
.iqf-row { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
.iqf-submit {
  width: 100%;
  padding: 14px;
  background: var(--brand);
  color: var(--white);
  border-radius: 6px;
  font-size: 15px;
  font-weight: 700;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  transition: all var(--t-base);
  cursor: pointer;
  border: none;
  font-family: inherit;
}
.iqf-submit:hover { background: var(--brand-dark); transform: translateY(-1px); }
.iqf-foot {
  margin-top: 12px;
  font-size: 11px;
  color: var(--gray-500);
  text-align: center;
  line-height: 1.5;
}

/* SEKTÖR HERO - SAĞDA İKON */
.sector-hero {
  background: linear-gradient(135deg, #003D99 0%, #0052CC 100%);
  color: var(--white);
  padding: 64px 0;
  position: relative;
  overflow: hidden;
}
.sector-hero::before {
  content: '';
  position: absolute;
  top: -150px;
  right: -150px;
  width: 500px;
  height: 500px;
  background: radial-gradient(circle, rgba(255,255,255,0.06), transparent 60%);
  pointer-events: none;
}
.sector-hero .container {
  position: relative;
  display: grid;
  grid-template-columns: 1.4fr 1fr;
  gap: 40px;
  align-items: center;
}
.sector-hero-content h1 {
  color: var(--white);
  font-size: clamp(28px, 4vw, 40px);
  margin-bottom: 14px;
}
.sector-hero-content .breadcrumb-light {
  font-size: 13px;
  color: rgba(255,255,255,0.7);
  margin-bottom: 16px;
}
.sector-hero-content .breadcrumb-light a { color: rgba(255,255,255,0.7); }
.sector-hero-content .breadcrumb-light a:hover { color: var(--white); }
.sector-hero-content p {
  color: rgba(255,255,255,0.88);
  font-size: 17px;
  line-height: 1.65;
  margin-bottom: 24px;
  max-width: 580px;
}
.sector-hero-actions { display: flex; gap: 10px; flex-wrap: wrap; }
.sector-hero-actions .btn-primary { background: var(--white); color: var(--brand); }
.sector-hero-actions .btn-primary:hover { background: var(--gray-50); }
.sector-hero-actions .btn-outline { color: var(--white); border-color: rgba(255,255,255,0.4); }
.sector-hero-actions .btn-outline:hover { background: rgba(255,255,255,0.1); }

.sector-hero-stats {
  background: rgba(255,255,255,0.08);
  border: 1px solid rgba(255,255,255,0.14);
  border-radius: 10px;
  padding: 24px;
  backdrop-filter: blur(10px);
}
.shs-stat {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  padding: 10px 0;
  border-bottom: 1px solid rgba(255,255,255,0.1);
}
.shs-stat:last-child { border-bottom: none; }
.shs-stat:first-child { padding-top: 0; }
.shs-label { font-size: 13px; color: rgba(255,255,255,0.75); }
.shs-value { font-size: 22px; font-weight: 800; letter-spacing: -0.02em; }

/* ANASAYFA — BÜYÜK SEKTÖR KARTLARI */
.big-sectors {
  padding: 72px 0;
}
.big-sectors-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
  margin-top: 32px;
}
.big-sector-card {
  background: var(--white);
  border: 1px solid var(--gray-200);
  border-radius: 12px;
  padding: 32px 28px;
  transition: all var(--t-base);
  text-decoration: none;
  color: inherit;
  display: flex;
  flex-direction: column;
  min-height: 240px;
  position: relative;
  overflow: hidden;
}
.big-sector-card::before {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 100%;
  height: 3px;
  background: var(--brand);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform var(--t-base);
}
.big-sector-card:hover {
  border-color: var(--brand);
  box-shadow: var(--shadow-lg);
  transform: translateY(-3px);
}
.big-sector-card:hover::before { transform: scaleX(1); }
.big-sector-icon {
  width: 52px;
  height: 52px;
  background: var(--brand-bg);
  color: var(--brand);
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 18px;
}
.big-sector-icon svg { width: 28px; height: 28px; }
.big-sector-card h3 {
  font-size: 20px;
  margin-bottom: 8px;
  color: var(--gray-900);
}
.big-sector-card p {
  font-size: 14px;
  color: var(--gray-600);
  margin-bottom: 16px;
  flex: 1;
  line-height: 1.55;
}
.big-sector-count {
  font-size: 13px;
  color: var(--brand);
  font-weight: 700;
  display: flex;
  align-items: center;
  gap: 6px;
}

@media (max-width: 1024px) {
  .sp-product-grid { grid-template-columns: 1fr; }
  .sbs-grid { grid-template-columns: repeat(3, 1fr); }
  .inline-quote-grid { grid-template-columns: 1fr; gap: 32px; }
  .sector-hero .container { grid-template-columns: 1fr; gap: 32px; }
  .big-sectors-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 768px) {
  .sp-product { grid-template-columns: 1fr; }
  .sp-product-cta { justify-self: start; }
  .sbs-grid { grid-template-columns: repeat(2, 1fr); }
  .iqf-row { grid-template-columns: 1fr; }
  .big-sectors-grid { grid-template-columns: 1fr; }
}

/* =========================================================
   KALİTE & UYUMLULUK ROZETLERİ (sektörel standart badge'leri)
   ========================================================= */
.cert-section {
  padding: 56px 0;
  position: relative;
}
.cert-section.on-light { background: var(--gray-50); }
.cert-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 14px;
  margin-top: 28px;
}
.cert-badge {
  display: flex;
  align-items: center;
  gap: 14px;
  background: var(--white);
  border: 1px solid var(--gray-200);
  border-radius: 12px;
  padding: 16px 18px;
  transition: all var(--t-base);
  position: relative;
  overflow: hidden;
}
.cert-badge::after {
  content: '';
  position: absolute;
  top: 0; right: 0;
  width: 70px; height: 70px;
  background: radial-gradient(circle at top right, rgba(0,82,204,0.06), transparent 70%);
  pointer-events: none;
}
.cert-badge:hover {
  border-color: var(--brand-lighter);
  box-shadow: var(--shadow-md);
  transform: translateY(-2px);
}
.cert-badge-seal {
  width: 48px;
  height: 48px;
  flex-shrink: 0;
  border-radius: 12px;
  background: linear-gradient(135deg, var(--brand) 0%, var(--brand-darker) 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 4px 10px -2px rgba(0, 82, 204, 0.35);
  position: relative;
}
.cert-badge-seal svg { width: 24px; height: 24px; color: var(--white); }
.cert-badge-seal .seal-abbr {
  color: var(--white);
  font-weight: 800;
  font-size: 13px;
  letter-spacing: -0.02em;
  line-height: 1;
  text-align: center;
}
.cert-badge-text { min-width: 0; }
.cert-badge-name {
  font-size: 15px;
  font-weight: 700;
  color: var(--gray-900);
  letter-spacing: -0.01em;
  margin-bottom: 2px;
}
.cert-badge-desc {
  font-size: 12.5px;
  color: var(--gray-500);
  line-height: 1.4;
}

/* Anasayfa güven şeridi — yatay kayan logo benzeri rozetler */
.trust-strip {
  padding: 40px 0;
  background: var(--white);
  border-top: 1px solid var(--gray-200);
  border-bottom: 1px solid var(--gray-200);
}
.trust-strip-label {
  text-align: center;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--gray-400);
  margin-bottom: 24px;
}
.trust-strip-grid {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  align-items: center;
  gap: 14px;
}
.trust-seal {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 18px;
  border: 1.5px solid var(--gray-200);
  border-radius: 100px;
  background: var(--white);
  transition: all var(--t-base);
}
.trust-seal:hover {
  border-color: var(--brand);
  background: var(--brand-bg);
}
.trust-seal-mark {
  width: 34px; height: 34px;
  flex-shrink: 0;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--brand) 0%, var(--brand-darker) 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--white);
  font-weight: 800;
  font-size: 11px;
  letter-spacing: -0.02em;
}
.trust-seal-mark svg { width: 18px; height: 18px; color: var(--white); }
.trust-seal-name {
  font-size: 14px;
  font-weight: 700;
  color: var(--gray-800);
  white-space: nowrap;
}

@media (max-width: 1024px) {
  .cert-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 768px) {
  .cert-grid { grid-template-columns: 1fr; }
  .trust-seal { padding: 8px 14px; }
  .trust-seal-name { font-size: 13px; }
}

/* =========================================================
   MARKA LOGOLARI (gerçek logo görselleri)
   ========================================================= */
/* Marka detay sayfası — page-header içinde logo */
.brand-page-logo {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: var(--white);
  border: 1px solid var(--gray-200);
  border-radius: 14px;
  padding: 22px 32px;
  margin-bottom: 24px;
  box-shadow: var(--shadow-sm);
  min-height: 96px;
}
.brand-page-logo img {
  max-height: 64px;
  max-width: 280px;
  width: auto;
  height: auto;
  display: block;
}

/* Sektör marka şeridi — sbs-brand içinde logo */
.sbs-brand-logo {
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 8px;
}
.sbs-brand-logo img {
  max-height: 40px;
  max-width: 130px;
  width: auto;
  object-fit: contain;
}

/* Markalar hub — banner içinde logo */
.brand-banner-logo-img {
  height: 52px;
  display: flex;
  align-items: center;
  margin-bottom: 14px;
}
.brand-banner-logo-img img {
  max-height: 52px;
  max-width: 210px;
  width: auto;
  object-fit: contain;
}

/* =========================================================
   İLGİLİ ÜRÜNLER (ürün sayfası alt — iç linkleme/SEO)
   ========================================================= */
.related-products {
  padding: 56px 0;
  background: var(--gray-50);
  border-top: 1px solid var(--gray-200);
}
.related-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
  margin-top: 28px;
}
.related-card {
  background: var(--white);
  border: 1px solid var(--gray-200);
  border-radius: 10px;
  padding: 20px 22px;
  text-decoration: none;
  color: inherit;
  transition: all var(--t-base);
  display: block;
}
.related-card:hover {
  border-color: var(--brand);
  box-shadow: var(--shadow-md);
  transform: translateY(-2px);
}
.related-card .rc-cat {
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: var(--brand);
  margin-bottom: 8px;
}
.related-card h4 {
  font-size: 16px;
  color: var(--gray-900);
  margin-bottom: 4px;
}
.related-card .rc-meta {
  font-size: 12px;
  color: var(--gray-500);
  font-family: monospace;
  margin-bottom: 8px;
}
.related-card .rc-link {
  font-size: 13px;
  color: var(--brand);
  font-weight: 600;
}
@media (max-width: 1024px) {
  .related-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 768px) {
  .related-grid { grid-template-columns: 1fr; }
}

/* Mevcut breakpoint */
@media (max-width: 768px) {
  section { padding: 56px 0; }
  .top-bar { display: none; }
  .header-main .container { grid-template-columns: auto auto; }
  .search-form { display: none; }
  .header-phone { display: none; }
  .nav-list { display: none; }
  .menu-toggle { display: flex; }
  .hero { padding: 56px 0 64px; }
  .categories-grid, .sectors-grid, .brands-grid,
  .use-grid, .docs-grid, .packaging-grid,
  .product-list-grid { grid-template-columns: 1fr; }
  .stat-bar-grid { grid-template-columns: 1fr; gap: 20px; }
  .stat-bar-item { border-right: none; padding-bottom: 20px; border-bottom: 1px solid rgba(255,255,255,0.15); }
  .stat-bar-item:last-child { border-bottom: none; padding-bottom: 0; }
  .footer-grid { grid-template-columns: 1fr; gap: 28px; }
  .footer-bottom { justify-content: center; text-align: center; }
  .product-specs-quick dl { grid-template-columns: 1fr; }
}