/* ==========================================================================
   POVA ENDÜSTRİYEL — Modern Design System & Component Stylesheet
   Version: 2.3.0 (Full Architecture Edition)
   ========================================================================== */

/* --------------------------------------------------------------------------
   1. DESIGN TOKENS & CSS CUSTOM PROPERTIES
   -------------------------------------------------------------------------- */
:root {
  /* Brand Palette */
  --color-primary: #052850;
  --color-primary-hover: #0a3e76;
  --color-primary-dark: #031b37;
  --color-navy-950: #041d3b;
  --color-secondary: #0a3e76;
  --color-secondary-hover: #082f5b;

  /* Accent Colors */
  --color-accent: #0088b0;
  --color-accent-light: #8fb4da;
  --color-accent-ice: #e9f8ff;
  --color-accent-cyan: #00b4d8;

  /* Neutral Surfaces & Backgrounds */
  --color-bg: #ffffff;
  --color-surface: #ffffff;
  --color-surface-subtle: #f4f6f9;
  --color-surface-elevated: #fafbfd;
  --color-surface-hover: #f7f9fb;
  --color-border: #dde3ea;
  --color-border-subtle: #eef2f6;
  --color-border-dark: rgba(255, 255, 255, 0.12);
  --color-border-dark-subtle: rgba(255, 255, 255, 0.08);

  /* Typography Colors */
  --color-text-main: #1e293b;
  --color-text-body: #55575a;
  --color-text-muted: #6b6d70;
  --color-text-light: #7a8ca3;
  --color-text-inverse: #ffffff;
  --color-text-inverse-muted: #cdd8e4;
  --color-text-inverse-subtle: #afbdcd;

  /* Typography Scales */
  --font-sans: 'IBM Plex Sans', system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --font-mono: 'IBM Plex Mono', ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;

  --text-xs: 12px;
  --text-sm: 13px;
  --text-base: 14px;
  --text-md: 15px;
  --text-body: 16px;
  --text-lg: 17px;
  --text-xl: 18px;
  --text-2xl: 22px;
  --text-h2: clamp(26px, 3.2vw, 40px);
  --text-h1: clamp(34px, 4.8vw, 64px);

  /* Spacings & Layout Dimensions */
  --container-max: 1240px;
  --container-pad: 24px;
  --header-height: 76px;
  --section-pad: clamp(40px, 5vw, 80px);
  --overlap-pull: clamp(-50px, -6vw, -96px);

  /* Border Radii */
  --radius-xs: 3px;
  --radius-sm: 4px;
  --radius-md: 6px;
  --radius-lg: 8px;
  --radius-xl: 12px;
  --radius-full: 9999px;

  /* Shadows & Elevations */
  --shadow-xs: 0 1px 2px rgba(5, 40, 80, 0.05);
  --shadow-sm: 0 2px 4px rgba(5, 40, 80, 0.06);
  --shadow-md: 0 6px 16px -2px rgba(5, 40, 80, 0.08);
  --shadow-lg: 0 16px 32px -6px rgba(5, 40, 80, 0.12);
  --shadow-brand: 0 32px 70px -34px rgba(4, 29, 59, 0.5);
  --shadow-hero-img: 0 30px 60px rgba(0, 0, 0, 0.45);

  /* Transitions & Easings */
  --ease-out-cubic: cubic-bezier(0.2, 0.7, 0.3, 1);
  --ease-smooth: cubic-bezier(0.16, 1, 0.3, 1);
  --transition-fast: 0.2s var(--ease-smooth);
  --transition-normal: 0.3s var(--ease-smooth);
  --transition-slow: 0.5s var(--ease-smooth);
}

/* --------------------------------------------------------------------------
   2. GLOBAL CSS RESET & BASE STYLES
   -------------------------------------------------------------------------- */
*,
*::before,
*::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: var(--font-sans);
  font-size: var(--text-body);
  line-height: 1.6;
  color: var(--color-text-body);
  background-color: var(--color-bg);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
}

img,
svg {
  max-width: 100%;
  display: block;
}

a {
  color: var(--color-primary);
  text-decoration: none;
  transition: color var(--transition-fast), background-color var(--transition-fast), border-color var(--transition-fast);
}

a:hover {
  color: var(--color-primary-hover);
}

button {
  font-family: inherit;
  border: none;
  background: none;
  cursor: pointer;
}

input,
textarea,
select {
  font-family: inherit;
  font-size: inherit;
  color: inherit;
}

input::placeholder,
textarea::placeholder {
  color: #9aa3ae;
}

:focus-visible {
  outline: 2px solid var(--color-primary);
  outline-offset: 3px;
}

/* Scroll Reveal Animation Framework */
[data-rv] {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.75s var(--ease-out-cubic), transform 0.75s var(--ease-out-cubic);
  will-change: opacity, transform;
}

[data-rv].in {
  opacity: 1;
  transform: translateY(0);
}

@media (prefers-reduced-motion: reduce) {
  [data-rv] {
    opacity: 1 !important;
    transform: none !important;
    transition: none !important;
  }

  html {
    scroll-behavior: auto;
  }
}

/* Multi-language Visibility Utilities */
[data-lang="tr"] [data-l="en"],
[data-lang="en"] [data-l="tr"] {
  display: none !important;
}

/* --------------------------------------------------------------------------
   3. LAYOUT UTILITIES & CONTAINERS
   -------------------------------------------------------------------------- */
.page-wrapper {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

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

.visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

/* --------------------------------------------------------------------------
   4. HEADER & NAVIGATION COMPONENT
   -------------------------------------------------------------------------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(255, 255, 255, 0.94);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--color-border);
  transition: box-shadow var(--transition-normal), background-color var(--transition-normal);
}

.site-header.is-scrolled {
  box-shadow: 0 4px 20px rgba(5, 40, 80, 0.06);
}

.header-container {
  height: var(--header-height);
  display: flex;
  align-items: center;
  gap: 32px;
}

.header-brand {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-right: auto;
  transition: transform var(--transition-fast);
}

.header-brand:hover {
  transform: translateY(-1px);
}

.header-logo {
  height: 48px;
  width: auto;
  object-fit: contain;
}

.nav-desktop {
  display: flex;
  align-items: center;
  gap: 34px;
}

.nav-link {
  position: relative;
  font-size: var(--text-md);
  font-weight: 400;
  color: var(--color-text-body);
  padding: 6px 0;
  transition: color var(--transition-fast);
}

.nav-link::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 2px;
  background-color: var(--color-primary);
  transition: width var(--transition-normal);
}

.nav-link:hover {
  color: var(--color-primary);
}

.nav-link:hover::after {
  width: 100%;
}

.nav-link.is-active {
  font-weight: 500;
  color: var(--color-primary);
}

.nav-link.is-active::after {
  width: 100%;
  background-color: var(--color-primary);
}

.header-actions {
  display: flex;
  align-items: center;
  gap: 14px;
}

.btn-header-cta {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: var(--color-primary);
  color: var(--color-text-inverse) !important;
  font-size: var(--text-base);
  font-weight: 500;
  padding: 11px 22px;
  border-radius: var(--radius-sm);
  box-shadow: 0 2px 6px rgba(5, 40, 80, 0.15);
  transition: all var(--transition-fast);
}

.btn-header-cta:hover {
  background: var(--color-primary-hover);
  transform: translateY(-1px);
  box-shadow: 0 4px 12px rgba(5, 40, 80, 0.22);
}

.btn-header-cta:active {
  transform: translateY(0);
}

.btn-lang {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  background: transparent;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  padding: 7px 11px;
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  letter-spacing: 0.06em;
  color: var(--color-text-body);
  cursor: pointer;
  transition: all var(--transition-fast);
}

.btn-lang:hover {
  border-color: var(--color-primary);
  color: var(--color-primary);
  background-color: var(--color-surface-hover);
}

/* Hamburger Toggle Button */
.header-burger {
  display: none;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  gap: 5px;
  width: 44px;
  height: 44px;
  padding: 10px;
  border-radius: var(--radius-sm);
  background: transparent;
  cursor: pointer;
  margin-left: auto;
  transition: background-color var(--transition-fast);
}

.header-burger:hover {
  background-color: var(--color-surface-subtle);
}

.header-burger span {
  display: block;
  width: 22px;
  height: 2px;
  background-color: var(--color-primary);
  border-radius: 2px;
  transition: transform var(--transition-normal), opacity var(--transition-normal);
}

.header-burger.is-active span:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}

.header-burger.is-active span:nth-child(2) {
  opacity: 0;
  transform: scaleX(0);
}

.header-burger.is-active span:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

/* Mobile Dropdown Menu */
.mobile-menu {
  display: none;
  border-top: 1px solid var(--color-border);
  background: #ffffff;
  padding: 16px var(--container-pad) 28px;
  animation: slideDown 0.3s var(--ease-smooth);
}

.mobile-menu.is-open {
  display: block;
}

@keyframes slideDown {
  from {
    opacity: 0;
    transform: translateY(-8px);
  }

  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.mobile-nav-list {
  display: flex;
  flex-direction: column;
}

.mobile-nav-link {
  font-size: var(--text-lg);
  font-weight: 500;
  color: var(--color-text-main);
  padding: 14px 0;
  border-bottom: 1px solid var(--color-border-subtle);
  transition: color var(--transition-fast), padding-left var(--transition-fast);
}

.mobile-nav-link:hover,
.mobile-nav-link.is-active {
  color: var(--color-primary);
  padding-left: 4px;
}

.mobile-menu-actions {
  display: flex;
  gap: 12px;
  margin-top: 22px;
}

.mobile-menu-cta {
  flex: 1;
  text-align: center;
  background: var(--color-primary);
  color: #ffffff !important;
  font-size: var(--text-md);
  font-weight: 500;
  padding: 14px 20px;
  border-radius: var(--radius-sm);
  transition: background-color var(--transition-fast);
}

.mobile-menu-cta:hover {
  background: var(--color-primary-hover);
}

.btn-lang-mobile {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: transparent;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  padding: 0 18px;
  font-family: var(--font-mono);
  font-size: var(--text-sm);
  color: var(--color-text-body);
  cursor: pointer;
  transition: all var(--transition-fast);
  white-space: nowrap;
}

.btn-lang-mobile:hover {
  border-color: var(--color-primary);
  color: var(--color-primary);
}

/* --------------------------------------------------------------------------
   5. HERO SECTION
   -------------------------------------------------------------------------- */
.hero-section {
  position: relative;
  background: var(--color-primary);
  color: var(--color-text-inverse);
  overflow: hidden;
}

.hero-grid-bg {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.05) 1px, transparent 1px);
  background-size: 80px 80px;
  pointer-events: none;
}

.hero-glow-bg {
  position: absolute;
  top: -25%;
  right: -10%;
  width: 50%;
  height: 150%;
  background: radial-gradient(circle at 50% 50%, rgba(143, 180, 218, 0.15), transparent 70%);
  pointer-events: none;
}

.hero-container {
  position: relative;
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: 48px;
  align-items: center;
  min-height: 640px;
}

.hero-content {
  max-width: 660px;
  padding: 104px 0 168px;
}

.kicker {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 24px;
}

.kicker-line {
  width: 32px;
  height: 1px;
  background: var(--color-accent-light);
  display: block;
}

.kicker-text {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  font-weight: 500;
  letter-spacing: 0.18em;
  color: var(--color-accent-light);
}

.hero-title {
  font-size: var(--text-h1);
  font-weight: 500;
  line-height: 1.08;
  letter-spacing: -0.025em;
  text-wrap: pretty;
  margin-bottom: 24px;
  color: var(--color-text-inverse);
}

.hero-title-highlight {
  color: var(--color-accent-light);
}

.hero-desc {
  font-size: var(--text-xl);
  line-height: 1.62;
  color: var(--color-text-inverse-muted);
  max-width: 620px;
  text-wrap: pretty;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-top: 40px;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  font-size: var(--text-md);
  font-weight: 500;
  padding: 16px 30px;
  border-radius: var(--radius-sm);
  transition: all var(--transition-fast);
  cursor: pointer;
  white-space: nowrap;
}

.btn-primary {
  background: var(--color-primary);
  color: #ffffff !important;
  border: 1px solid rgba(255, 255, 255, 0.2);
  box-shadow: 0 4px 14px rgba(0, 0, 0, 0.2);
}

.btn-primary:hover {
  background: var(--color-primary-hover);
  border-color: rgba(255, 255, 255, 0.4);
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(0, 0, 0, 0.3);
}

.btn-outline-light {
  background: transparent;
  color: #ffffff !important;
  border: 1px solid rgba(255, 255, 255, 0.28);
}

.btn-outline-light:hover {
  border-color: var(--color-accent-light);
  color: var(--color-accent-light) !important;
  background: rgba(255, 255, 255, 0.05);
  transform: translateY(-2px);
}

.hero-media {
  display: flex;
  justify-content: center;
  align-items: center;
  padding: 56px 0;
  position: relative;
}

.hero-pump-img {
  width: 100%;
  max-width: 460px;
  height: auto;
  aspect-ratio: 1 / 1;
  object-fit: contain;
  filter: drop-shadow(var(--shadow-hero-img));
  animation: floatAmbient 6s ease-in-out infinite;
}

@keyframes floatAmbient {

  0%,
  100% {
    transform: translateY(0);
  }

  50% {
    transform: translateY(-8px);
  }
}

/* --------------------------------------------------------------------------
   6. OVERLAPPING BRAND SHOWCASE CARDS (KSB & EBRO)
   -------------------------------------------------------------------------- */
.brand-overlap-section {
  position: relative;
  z-index: 10;
  margin-top: var(--overlap-pull);
  padding-bottom: var(--section-pad);
}

.brand-cards-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 0;
  border-radius: var(--radius-md);
  overflow: hidden;
  box-shadow: var(--shadow-brand);
}

.brand-card {
  display: flex;
  flex-direction: column;
  gap: 20px;
  padding: 48px 44px;
  color: inherit;
  transition: all var(--transition-normal);
  position: relative;
}

.brand-card-ksb {
  background: #ffffff;
  border-right: 1px solid var(--color-border);
}

.brand-card-ksb:hover {
  background: var(--color-surface-elevated);
}

.brand-card-ebro {
  background: var(--color-secondary);
  color: #ffffff;
}

.brand-card-ebro:hover {
  background: #0d4a8d;
}

.brand-card-logo-ksb {
  height: 38px;
  width: auto;
  object-fit: contain;
  object-position: left;
}

.brand-card-logo-ebro-wrap {
  background: #ffffff;
  padding: 6px 12px;
  border-radius: var(--radius-xs);
  align-self: flex-start;
  box-shadow: var(--shadow-xs);
}

.brand-card-logo-ebro {
  height: 32px;
  width: auto;
  object-fit: contain;
  object-position: left;
}

.brand-card-title {
  font-size: var(--text-2xl);
  font-weight: 600;
  letter-spacing: -0.015em;
}

.brand-card-ksb .brand-card-title {
  color: var(--color-primary);
}

.brand-card-ebro .brand-card-title {
  color: #ffffff;
}

.brand-card-desc {
  font-size: var(--text-body);
  line-height: 1.62;
  max-width: 420px;
  text-wrap: pretty;
}

.brand-card-ksb .brand-card-desc {
  color: var(--color-text-body);
}

.brand-card-ebro .brand-card-desc {
  color: var(--color-text-inverse-muted);
}

.brand-btn-ksb {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  align-self: flex-start;
  margin-top: 6px;
  background: var(--color-primary);
  color: #ffffff !important;
  font-size: var(--text-base);
  font-weight: 500;
  padding: 13px 26px;
  border-radius: var(--radius-sm);
  transition: all var(--transition-fast);
}

.brand-btn-ksb:hover {
  background: var(--color-primary-hover);
  transform: translateX(3px);
}

.brand-btn-ebro {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  align-self: flex-start;
  margin-top: 6px;
  background: transparent;
  border: 1px solid var(--color-accent-light);
  color: var(--color-accent-light) !important;
  font-size: var(--text-base);
  font-weight: 500;
  padding: 12px 25px;
  border-radius: var(--radius-sm);
  transition: all var(--transition-fast);
}

.brand-btn-ebro:hover {
  background: rgba(143, 180, 218, 0.15);
  border-color: #ffffff;
  color: #ffffff !important;
  transform: translateX(3px);
}

/* --------------------------------------------------------------------------
   7. CORPORATE / TECHNICAL INTRO SECTION
   -------------------------------------------------------------------------- */
.intro-section {
  padding: var(--section-pad) 0;
}

.intro-grid {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 72px;
}

.intro-content {
  max-width: 680px;
}

.intro-kicker {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  letter-spacing: 0.18em;
  color: var(--color-primary);
  font-weight: 600;
  margin-bottom: 20px;
}

.section-heading {
  font-size: var(--text-h2);
  font-weight: 500;
  line-height: 1.16;
  letter-spacing: -0.02em;
  color: var(--color-primary);
  text-wrap: pretty;
  margin-bottom: 24px;
}

.section-desc {
  font-size: var(--text-lg);
  line-height: 1.7;
  color: var(--color-text-body);
  max-width: 700px;
  text-wrap: pretty;
}

.link-arrow {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  margin-top: 32px;
  font-size: var(--text-md);
  font-weight: 500;
  color: var(--color-primary);
  border-bottom: 1px solid #b9cee4;
  padding-bottom: 4px;
  transition: all var(--transition-fast);
}

.link-arrow:hover {
  color: var(--color-primary-hover);
  border-bottom-color: var(--color-primary);
  gap: 14px;
}

.intro-media-card {
  background: var(--color-surface-subtle);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: var(--shadow-sm);
  transition: transform var(--transition-normal), box-shadow var(--transition-normal);
}

.intro-media-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
}

.intro-valve-img {
  width: 100%;
  max-width: 380px;
  height: auto;
  aspect-ratio: 1 / 1;
  object-fit: contain;
}

/* --------------------------------------------------------------------------
   8. FIELDS OF WORK / INDUSTRIES SECTION
   -------------------------------------------------------------------------- */
.industries-section {
  padding-bottom: var(--section-pad);
}

.industries-header {
  max-width: 680px;
  margin-bottom: 52px;
}

.industries-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  background: var(--color-border);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  overflow: hidden;
  box-shadow: var(--shadow-xs);
}

.industry-card {
  background: #ffffff;
  padding: 36px 32px 40px;
  display: flex;
  flex-direction: column;
  gap: 14px;
  transition: background-color var(--transition-fast), transform var(--transition-fast);
}

.industry-card:hover {
  background: var(--color-surface-hover);
}

.industry-icon-wrap {
  color: var(--color-primary);
  height: 28px;
  display: flex;
  align-items: center;
  transition: transform var(--transition-fast);
}

.industry-card:hover .industry-icon-wrap {
  transform: scale(1.08);
}

.industry-title {
  font-size: var(--text-lg);
  font-weight: 600;
  color: var(--color-primary);
  letter-spacing: -0.01em;
}

.industry-desc {
  font-size: var(--text-md);
  line-height: 1.58;
  color: var(--color-text-muted);
  text-wrap: pretty;
}

/* --------------------------------------------------------------------------
   9. TECHNICAL TRUST & CORPORATE VALUES SECTION
   -------------------------------------------------------------------------- */
.trust-section {
  background: var(--color-primary);
  color: var(--color-text-inverse);
  position: relative;
  overflow: hidden;
}

.trust-grid-bg {
  position: absolute;
  inset: 0;
  background-image: linear-gradient(90deg, rgba(255, 255, 255, 0.04) 1px, transparent 1px);
  background-size: 80px 80px;
  pointer-events: none;
}

.trust-container {
  position: relative;
  padding: var(--section-pad) var(--container-pad);
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  gap: 64px;
  align-items: center;
}

.trust-content {
  max-width: 620px;
}

.trust-kicker {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  letter-spacing: 0.18em;
  color: var(--color-accent-light);
  font-weight: 600;
  margin-bottom: 20px;
}

.trust-heading {
  font-size: var(--text-h2);
  font-weight: 500;
  line-height: 1.15;
  letter-spacing: -0.022em;
  margin-bottom: 24px;
  text-wrap: pretty;
  color: #ffffff;
}

.trust-desc {
  font-size: var(--text-lg);
  line-height: 1.72;
  color: var(--color-text-inverse-muted);
  max-width: 600px;
  text-wrap: pretty;
}

.trust-values-grid {
  display: grid;
  gap: 1px;
  background: rgba(255, 255, 255, 0.12);
  border-radius: var(--radius-md);
  overflow: hidden;
  align-content: start;
  box-shadow: 0 12px 36px rgba(0, 0, 0, 0.25);
}

.value-card {
  background: var(--color-secondary);
  padding: 26px 30px;
  display: flex;
  flex-direction: column;
  gap: 10px;
  transition: background-color var(--transition-fast);
}

.value-card:hover {
  background: #0d4a8d;
}

.value-header {
  display: flex;
  align-items: center;
  gap: 14px;
}

.value-icon-wrap {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  border-radius: var(--radius-sm);
  background: rgba(255, 255, 255, 0.1);
  color: var(--color-accent-light);
  flex-shrink: 0;
  transition: transform var(--transition-fast), background-color var(--transition-fast);
}

.value-card:hover .value-icon-wrap {
  background: rgba(143, 180, 218, 0.25);
  color: #ffffff;
  transform: scale(1.05);
}

.value-title {
  font-size: var(--text-lg);
  font-weight: 600;
  letter-spacing: -0.01em;
  color: #ffffff;
}

.value-desc {
  font-size: var(--text-md);
  line-height: 1.58;
  color: var(--color-text-inverse-subtle);
  text-wrap: pretty;
}

/* --------------------------------------------------------------------------
   10. CALL TO ACTION (CTA) SECTION
   -------------------------------------------------------------------------- */
.cta-section {
  padding: var(--section-pad) 0;
}

.cta-banner {
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  background: var(--color-surface-subtle);
  padding: 64px;
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 40px;
  align-items: center;
  box-shadow: var(--shadow-sm);
}

.cta-content {
  max-width: 700px;
}

.cta-heading {
  font-size: var(--text-h2);
  font-weight: 500;
  line-height: 1.16;
  letter-spacing: -0.02em;
  color: var(--color-primary);
  margin-bottom: 18px;
  text-wrap: pretty;
}

.cta-desc {
  font-size: var(--text-lg);
  line-height: 1.68;
  color: var(--color-text-body);
  text-wrap: pretty;
}

.cta-btn {
  justify-self: start;
  background: var(--color-primary);
  color: #ffffff !important;
  font-size: var(--text-body);
  font-weight: 500;
  padding: 18px 36px;
  border-radius: var(--radius-sm);
  white-space: nowrap;
  box-shadow: 0 4px 14px rgba(5, 40, 80, 0.2);
  transition: all var(--transition-fast);
}

.cta-btn:hover {
  background: var(--color-primary-hover);
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(5, 40, 80, 0.3);
}

/* --------------------------------------------------------------------------
   11. SITE FOOTER
   -------------------------------------------------------------------------- */
.site-footer {
  background: var(--color-navy-950);
  color: var(--color-text-inverse-subtle);
  border-top: 3px solid var(--color-primary);
}

.footer-container {
  padding-top: 64px;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.4fr 0.8fr 0.9fr 1.1fr;
  gap: 44px;
}

.footer-col-brand {
  max-width: 340px;
}

.footer-logo-wrap {
  display: inline-flex;
  align-items: center;
  margin-bottom: 18px;
}

.footer-logo {
  height: 54px;
  width: auto;
  object-fit: contain;
  background: #ffffff;
  padding: 8px 12px;
  border-radius: var(--radius-sm);
}

.footer-brand-desc {
  font-size: var(--text-md);
  line-height: 1.62;
  text-wrap: pretty;
  color: var(--color-text-inverse-subtle);
}

.footer-nav-col {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.footer-heading {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  letter-spacing: 0.16em;
  color: var(--color-text-light);
  font-weight: 500;
  margin-bottom: 6px;
}

.footer-link {
  font-size: var(--text-md);
  color: var(--color-text-inverse-muted);
  transition: color var(--transition-fast), transform var(--transition-fast);
}

.footer-link:hover {
  color: var(--color-accent-light);
  transform: translateX(2px);
}

.footer-contact-address {
  font-size: var(--text-md);
  line-height: 1.6;
  color: var(--color-text-inverse-subtle);
  font-style: normal;
}

.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  margin-top: 56px;
  padding: 24px 0;
  font-size: var(--text-sm);
  color: var(--color-text-light);
}

/* --------------------------------------------------------------------------
   12. SUBPAGE HERO & BREADCRUMB COMPONENT
   -------------------------------------------------------------------------- */
.page-hero {
  position: relative;
  background: var(--color-primary);
  color: var(--color-text-inverse);
  overflow: hidden;
}

.page-hero-grid-bg {
  position: absolute;
  inset: 0;
  background-image: linear-gradient(90deg, rgba(255, 255, 255, 0.05) 1px, transparent 1px);
  background-size: 80px 80px;
  pointer-events: none;
}

.page-hero-container {
  position: relative;
  padding-top: 26px;
  padding-bottom: 84px;
}

.breadcrumb-nav {
  margin-bottom: 32px;
}

.breadcrumb-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
  font-size: var(--text-sm);
  color: var(--color-text-inverse-subtle);
}

.breadcrumb-item {
  display: inline-flex;
  align-items: center;
}

.breadcrumb-link {
  color: var(--color-accent-light);
  transition: color var(--transition-fast);
}

.breadcrumb-link:hover {
  color: var(--color-text-inverse);
}

.breadcrumb-separator {
  color: #4a6b95;
  font-size: var(--text-xs);
  user-select: none;
}

.breadcrumb-current {
  color: var(--color-text-inverse-subtle);
  font-weight: 400;
}

.page-hero-content {
  max-width: 720px;
}

.page-hero-title {
  font-size: var(--text-h1);
  font-weight: 500;
  line-height: 1.1;
  letter-spacing: -0.025em;
  margin-bottom: 20px;
  color: var(--color-text-inverse);
}

.page-hero-desc {
  font-size: var(--text-xl);
  line-height: 1.6;
  color: var(--color-text-inverse-muted);
  text-wrap: pretty;
}

/* --------------------------------------------------------------------------
   13. CORPORATE ABOUT SECTION (KURUMSAL HAKKIMIZDA)
   -------------------------------------------------------------------------- */
.about-section {
  padding: var(--section-pad) 0;
}

.about-grid {
  display: grid;
  grid-template-columns: 0.85fr 1.15fr;
  gap: 72px;
  align-items: flex-start;
  justify-content: center;
}

.about-sidebar {
  position: sticky;
  top: 108px;
}

.about-kicker {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  letter-spacing: 0.18em;
  color: var(--color-primary);
  font-weight: 600;
  margin-bottom: 18px;
}

.about-title {
  font-size: var(--text-h2);
  font-weight: 500;
  line-height: 1.16;
  letter-spacing: -0.02em;
  color: var(--color-primary);
  text-wrap: pretty;
}

.about-body {
  max-width: 720px;
  display: flex;
  flex-direction: column;
  gap: 26px;
}

.about-lead {
  font-size: var(--text-xl);
  line-height: 1.72;
  color: var(--color-text-main);
  text-wrap: pretty;
}

.about-p {
  font-size: var(--text-lg);
  line-height: 1.72;
  color: var(--color-text-body);
  text-wrap: pretty;
}

.about-quote-block {
  border-left: 3px solid var(--color-primary);
  padding: 6px 0 6px 26px;
  margin: 10px 0;
}

.about-quote-text {
  font-size: clamp(24px, 2.4vw, 32px);
  font-weight: 500;
  line-height: 1.3;
  letter-spacing: -0.02em;
  color: var(--color-primary);
  text-wrap: pretty;
}

.about-quote-caption {
  font-size: var(--text-md);
  line-height: 1.6;
  color: var(--color-text-muted);
  margin-top: 12px;
  text-wrap: pretty;
}

/* --------------------------------------------------------------------------
   14. CORPORATE FIGURES / STATS SECTION (RAKAMLARLA POVA)
   -------------------------------------------------------------------------- */
.figures-section {
  background: var(--color-primary);
  color: var(--color-text-inverse);
  position: relative;
  overflow: hidden;
}

.figures-grid-bg {
  position: absolute;
  inset: 0;
  background-image: linear-gradient(90deg, rgba(255, 255, 255, 0.04) 1px, transparent 1px);
  background-size: 80px 80px;
  pointer-events: none;
}

.figures-container {
  position: relative;
  padding-top: var(--section-pad);
  padding-bottom: var(--section-pad);
}

.figures-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  background: rgba(255, 255, 255, 0.1);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: var(--radius-md);
  overflow: hidden;
}

.figure-card {
  background: var(--color-primary);
  padding: 0;
  transition: background-color var(--transition-fast);
}

.figure-card:hover {
  background: #073366;
}

.figure-card-inner {
  padding: 34px 30px 38px;
}

.figure-number {
  font-family: var(--font-mono);
  font-size: clamp(38px, 3.8vw, 44px);
  font-weight: 400;
  letter-spacing: -0.03em;
  color: var(--color-accent-light);
  line-height: 1;
  margin-bottom: 16px;
}

.figure-title {
  font-size: var(--text-lg);
  font-weight: 600;
  color: #ffffff;
  margin-top: 16px;
}

.figure-desc {
  font-size: var(--text-md);
  line-height: 1.58;
  color: var(--color-text-inverse-subtle);
  margin-top: 8px;
  text-wrap: pretty;
}

/* --------------------------------------------------------------------------
   15. CORPORATE VALUES SECTION (DEĞERLERİMİZ)
   -------------------------------------------------------------------------- */
.values-section {
  padding: var(--section-pad) 0;
}

.values-header {
  max-width: 680px;
  margin-bottom: 56px;
}

.values-kicker {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  letter-spacing: 0.18em;
  color: var(--color-primary);
  font-weight: 600;
  margin-bottom: 20px;
}

.values-title {
  font-size: var(--text-h2);
  font-weight: 500;
  line-height: 1.16;
  letter-spacing: -0.02em;
  color: var(--color-primary);
  text-wrap: pretty;
}

.values-cards-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1px;
  background: var(--color-border);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  overflow: hidden;
  box-shadow: var(--shadow-xs);
}

.val-card {
  background: #ffffff;
  padding: 34px 30px 38px;
  display: flex;
  flex-direction: column;
  gap: 14px;
  transition: background-color var(--transition-fast), transform var(--transition-fast);
}

.val-card:hover {
  background: var(--color-surface-hover);
}

.val-icon-wrap {
  color: var(--color-primary);
  height: 28px;
  display: flex;
  align-items: center;
  transition: transform var(--transition-fast);
}

.val-card:hover .val-icon-wrap {
  transform: scale(1.08);
}

.val-title {
  font-size: var(--text-lg);
  font-weight: 600;
  color: var(--color-primary);
  letter-spacing: -0.01em;
}

.val-desc {
  font-size: var(--text-md);
  line-height: 1.58;
  color: var(--color-text-muted);
  text-wrap: pretty;
}

/* --------------------------------------------------------------------------
   16. CONTACT SECTION & FORM COMPONENT (İLETİŞİM BİLGİLERİ VE FORMU)
   -------------------------------------------------------------------------- */
.contact-section {
  padding: var(--section-pad) 0;
}

.contact-grid {
  display: grid;
  grid-template-columns: 0.85fr 1.15fr;
  gap: 64px;
  align-items: start;
}

.contact-info-col {
  display: flex;
  flex-direction: column;
  gap: 34px;
}

.contact-kicker {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  letter-spacing: 0.18em;
  color: var(--color-primary);
  font-weight: 600;
  margin-bottom: 16px;
}

.contact-heading {
  font-size: var(--text-h2);
  font-weight: 500;
  line-height: 1.18;
  letter-spacing: -0.02em;
  color: var(--color-primary);
  text-wrap: pretty;
}

.contact-cards-list {
  display: flex;
  flex-direction: column;
  gap: 1px;
  background: var(--color-border);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  overflow: hidden;
  box-shadow: var(--shadow-xs);
}

.contact-card {
  background: #ffffff;
  padding: 26px 28px;
  display: flex;
  gap: 18px;
  align-items: flex-start;
  transition: background-color var(--transition-fast);
}

.contact-card:hover {
  background: var(--color-surface-hover);
}

.contact-card-icon {
  color: var(--color-primary);
  flex-shrink: 0;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  margin-top: 2px;
}

.contact-card-content {
  display: flex;
  flex-direction: column;
}

.contact-card-title {
  font-size: var(--text-sm);
  font-weight: 600;
  letter-spacing: 0.06em;
  color: var(--color-text-muted);
  text-transform: uppercase;
  margin-bottom: 8px;
}

.contact-card-text {
  font-size: var(--text-body);
  line-height: 1.62;
  color: var(--color-text-main);
  font-style: normal;
}

.contact-card-link {
  color: var(--color-primary);
  transition: color var(--transition-fast);
}

.contact-card-link:hover {
  color: var(--color-primary-hover);
}

.contact-badge-subtle {
  color: #9aa3ae;
  font-size: 14px;
  font-weight: 400;
}

.contact-fax-text {
  color: var(--color-text-muted);
  display: inline-block;
  margin-top: 2px;
}

/* Contact Form Card */
.contact-form-card {
  background: var(--color-surface-subtle);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 48px;
  box-shadow: var(--shadow-xs);
}

.contact-form-title {
  font-size: var(--text-h2);
  font-weight: 500;
  line-height: 1.18;
  letter-spacing: -0.02em;
  color: var(--color-primary);
  margin-bottom: 10px;
}

.contact-form-desc {
  font-size: var(--text-body);
  line-height: 1.62;
  color: var(--color-text-body);
  margin-bottom: 32px;
  max-width: 520px;
  text-wrap: pretty;
}

.contact-form {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 20px;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.form-group-full {
  grid-column: 1 / -1;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.form-label {
  font-size: var(--text-sm);
  font-weight: 500;
  letter-spacing: 0.04em;
  color: var(--color-text-main);
}

.form-required {
  color: var(--color-primary);
}

.form-control {
  background: #ffffff;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  padding: 14px 16px;
  font-size: var(--text-body);
  outline: none;
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
  width: 100%;
}

.form-control:focus {
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(5, 40, 80, 0.08);
}

.form-textarea {
  resize: vertical;
  min-height: 140px;
  line-height: 1.6;
}

.form-submit-row {
  grid-column: 1 / -1;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 20px;
  margin-top: 6px;
}

.btn-submit {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: var(--color-primary);
  color: #ffffff !important;
  border: 0;
  border-radius: var(--radius-sm);
  font-size: var(--text-body);
  font-weight: 500;
  padding: 17px 38px;
  cursor: pointer;
  box-shadow: 0 2px 6px rgba(5, 40, 80, 0.15);
  transition: all var(--transition-fast);
}

.btn-submit:hover {
  background: var(--color-primary-hover);
  transform: translateY(-1px);
  box-shadow: 0 4px 12px rgba(5, 40, 80, 0.22);
}

.btn-submit:active {
  transform: translateY(0);
}

.form-status {
  font-size: var(--text-base);
  margin: 0;
  line-height: 1.5;
}

/* --------------------------------------------------------------------------
   17. INTERACTIVE MAP COMPONENT (HARİTA BÖLÜMÜ)
   -------------------------------------------------------------------------- */
.map-section {
  padding-bottom: var(--section-pad);
}

.map-card {
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  overflow: hidden;
  background: var(--color-surface-subtle);
  box-shadow: var(--shadow-xs);
}

.map-frame-wrap {
  position: relative;
  width: 100%;
  aspect-ratio: 21 / 8;
  min-height: 280px;
}

.map-iframe {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  border: 0;
  filter: grayscale(0.35) contrast(1.05);
}

.map-footer {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  align-items: center;
  justify-content: space-between;
  padding: 22px 28px;
  border-top: 1px solid var(--color-border);
  background: #ffffff;
}

.map-address {
  font-size: var(--text-md);
  color: var(--color-text-body);
}

.map-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: var(--text-md);
  font-weight: 500;
  color: var(--color-primary);
  border-bottom: 1px solid #b9cee4;
  padding-bottom: 3px;
  transition: all var(--transition-fast);
}

.map-link:hover {
  border-bottom-color: var(--color-primary);
  color: var(--color-primary-hover);
  gap: 10px;
}

/* --------------------------------------------------------------------------
   18. RESPONSIVE MEDIA QUERIES
   -------------------------------------------------------------------------- */
/* Tablet Breakpoint (<= 1180px) */
@media (max-width: 1180px) {
  .hero-container {
    grid-template-columns: 1fr 0.9fr;
    gap: 32px;
  }

  .intro-grid {
    grid-template-columns: 1fr 1fr;
    gap: 40px;
  }

  .industries-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .trust-container {
    grid-template-columns: 1fr;
    gap: 48px;
  }

  .footer-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 40px;
  }

  /* Subpage / Kurumsal Tablet Styles */
  .page-hero-container {
    padding-bottom: 64px;
  }

  .about-grid {
    grid-template-columns: 1fr 1fr;
    gap: 40px;
  }

  .values-cards-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  /* Contact & Map Tablet Styles */
  .contact-grid {
    grid-template-columns: 1fr;
    gap: 48px;
  }

  .map-frame-wrap {
    aspect-ratio: 16 / 7;
  }
}

/* Mobile Breakpoint (<= 900px) */
@media (max-width: 900px) {

  .nav-desktop,
  .header-actions {
    display: none !important;
  }

  .btn-lang {
    display: none !important;
  }

  .header-burger {
    display: flex;
  }

  .hero-container {
    grid-template-columns: 1fr;
    min-height: auto;
    gap: 0;
  }

  .hero-content {
    padding: 72px 0 64px;
    max-width: 100%;
  }

  .hero-media {
    display: none;
  }

  .brand-cards-grid {
    grid-template-columns: 1fr;
  }

  .brand-card {
    padding: 36px 28px;
  }

  .brand-card-ksb {
    border-right: none;
    border-bottom: 1px solid var(--color-border);
  }

  .intro-grid {
    grid-template-columns: 1fr;
    gap: 40px;
  }

  .intro-media-card {
    display: none;
  }

  .trust-container {
    grid-template-columns: 1fr;
    gap: 40px;
  }

  .cta-banner {
    grid-template-columns: 1fr;
    padding: 40px 28px;
    gap: 28px;
  }

  /* Subpage / Kurumsal Mobile Styles */
  .page-hero-container {
    padding-top: 20px;
    padding-bottom: 56px;
  }

  .page-hero-content {
    max-width: 100%;
  }

  .page-hero-desc {
    font-size: var(--text-lg);
  }

  .about-grid {
    grid-template-columns: 1fr;
    gap: 36px;
  }

  .about-sidebar {
    position: static;
  }

  .about-body {
    max-width: 100%;
    gap: 20px;
  }

  .about-lead {
    font-size: var(--text-lg);
  }

  .about-p {
    font-size: var(--text-body);
  }

  .about-quote-block {
    padding-left: 20px;
    margin: 8px 0;
  }

  .figures-grid {
    grid-template-columns: 1fr;
  }

  .figure-card-inner {
    padding: 28px 24px 32px;
  }

  .figure-number {
    font-size: 38px;
  }

  .values-header {
    margin-bottom: 36px;
  }

  .values-cards-grid {
    grid-template-columns: 1fr;
  }

  .val-card {
    padding: 28px 24px 32px;
  }

  /* Contact & Map Mobile Styles */
  .contact-grid {
    grid-template-columns: 1fr;
    gap: 40px;
  }

  .contact-form-card {
    padding: 32px 24px;
  }

  .contact-form {
    grid-template-columns: 1fr;
  }

  .map-frame-wrap {
    aspect-ratio: 4 / 3;
    min-height: 240px;
  }

  .map-footer {
    flex-direction: column;
    align-items: flex-start;
    gap: 12px;
    padding: 18px 20px;
  }
}

/* Small Mobile Breakpoint (<= 640px) */
@media (max-width: 640px) {
  :root {
    --container-pad: 18px;
  }

  .header-container {
    height: 68px;
  }

  .header-logo {
    height: 40px;
  }

  .hero-actions {
    flex-direction: column;
    width: 100%;
  }

  .hero-actions .btn {
    width: 100%;
  }

  .industries-grid {
    grid-template-columns: 1fr;
  }

  .footer-grid {
    grid-template-columns: 1fr;
    gap: 36px;
  }

  /* Subpage / Kurumsal Small Mobile Styles */
  .breadcrumb-nav {
    margin-bottom: 20px;
  }

  .page-hero-container {
    padding-bottom: 40px;
  }

  .about-quote-text {
    font-size: 22px;
  }

  /* Contact Small Mobile Styles */
  .contact-card {
    padding: 20px;
    gap: 14px;
  }

  .btn-submit {
    width: 100%;
    text-align: center;
  }
}