/* ============================================
   CEPNELI HOLDING - CORPORATE WEBSITE STYLES
   The Artist | 2025
   ============================================ */

/* =============================================
   1. CSS CUSTOM PROPERTIES (Design Tokens)
   ============================================= */
:root {
  /* Colors */
  --color-primary: #2ca5be;
  --color-primary-dark: #238a9e;
  --color-primary-light: #e8f6f9;

  --color-white: #ffffff;
  --color-bg-light: #f8f9fa;
  --color-bg-warm: #fdfbf7;

  --color-text-dark: #1a2b3c;
  --color-text-body: #4a5568;
  --color-text-muted: #718096;

  --color-footer-bg: #1a2b3c;
  --color-footer-text: #cbd5e0;

  --color-border: #e2e8f0;
  --color-shadow: rgba(26, 43, 60, 0.08);

  /* Typography */
  --font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --font-size-xs: 0.75rem;
  --font-size-sm: 0.875rem;
  --font-size-base: 1rem;
  --font-size-lg: 1.125rem;
  --font-size-xl: 1.25rem;
  --font-size-2xl: 1.5rem;
  --font-size-3xl: 2rem;
  --font-size-4xl: 2.5rem;
  --font-size-5xl: 3.5rem;

  /* Spacing */
  --space-xs: 0.5rem;
  --space-sm: 0.75rem;
  --space-md: 1rem;
  --space-lg: 1.5rem;
  --space-xl: 2rem;
  --space-2xl: 3rem;
  --space-3xl: 4rem;
  --space-4xl: 6rem;
  --space-5xl: 8rem;

  /* Layout */
  --container-max: 1200px;
  --container-padding: 1.5rem;

  /* Effects */
  --radius-sm: 0.375rem;
  --radius-md: 0.5rem;
  --radius-lg: 0.75rem;
  --radius-xl: 1rem;
  --radius-full: 9999px;

  --shadow-sm: 0 1px 2px var(--color-shadow);
  --shadow-md: 0 4px 12px var(--color-shadow);
  --shadow-lg: 0 8px 24px var(--color-shadow);
  --shadow-xl: 0 16px 48px var(--color-shadow);

  --transition-fast: 0.15s ease;
  --transition-base: 0.3s ease;
  --transition-slow: 0.5s ease;
}

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

html {
  scroll-behavior: smooth;
  font-size: 16px;
}

body {
  font-family: var(--font-family);
  font-size: var(--font-size-base);
  line-height: 1.6;
  color: var(--color-text-body);
  background-color: var(--color-white);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

img {
  max-width: 100%;
  height: auto;
  display: block;
}

a {
  color: inherit;
  text-decoration: none;
}

ul,
ol {
  list-style: none;
}

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

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

/* =============================================
   3. TYPOGRAPHY
   ============================================= */
h1,
h2,
h3,
h4,
h5,
h6 {
  color: var(--color-text-dark);
  font-weight: 600;
  line-height: 1.2;
}

h1 {
  font-size: var(--font-size-5xl);
}

h2 {
  font-size: var(--font-size-4xl);
}

h3 {
  font-size: var(--font-size-2xl);
}

h4 {
  font-size: var(--font-size-xl);
}

p {
  margin-bottom: var(--space-md);
}

p:last-child {
  margin-bottom: 0;
}

/* =============================================
   4. ANIMATIONS
   ============================================= */
@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(30px);
  }

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

@keyframes scrollBounce {

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

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

@keyframes pulse {

  0%,
  100% {
    opacity: 1;
  }

  50% {
    opacity: 0.6;
  }
}

.animate-fade-in-up {
  animation: fadeInUp 0.6s ease forwards;
}

/* =============================================
   5. HEADER
   ============================================= */
.holding-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  background-color: #ffffff;
  /* White background */
  backdrop-filter: none;
  -webkit-backdrop-filter: none;
  transition: all var(--transition-base);
  border-bottom: 1px solid transparent;
}

.holding-header.scrolled {
  background-color: rgba(255, 255, 255, 0.98);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border-bottom-color: var(--color-border);
  box-shadow: var(--shadow-sm);
}

.holding-header__container {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: var(--space-md) var(--container-padding);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.holding-header__logo {
  display: flex;
  align-items: center;
  transition: opacity var(--transition-fast);
}

.holding-header__logo:hover {
  opacity: 0.8;
}

.holding-header__logo-img {
  height: 48px;
  width: auto;
}

/* Hamburger Menu */
.holding-header__hamburger {
  display: none;
  flex-direction: column;
  justify-content: space-between;
  width: 28px;
  height: 20px;
  padding: 0;
  z-index: 1001;
}

.holding-header__hamburger-line {
  width: 100%;
  height: 2px;
  background-color: var(--color-text-dark);
  border-radius: var(--radius-full);
  transition: all var(--transition-base);
}

/* Navigation */
.holding-header__nav-list {
  display: flex;
  align-items: center;
  gap: var(--space-xl);
}

.holding-header__nav-link {
  font-size: var(--font-size-sm);
  font-weight: 500;
  color: var(--color-text-dark);
  /* Dark text for white bg */
  padding: var(--space-xs) 0;
  position: relative;
  transition: color var(--transition-fast);
}

/* Scrolled state - dark text */
.holding-header.scrolled .holding-header__nav-link {
  color: var(--color-text-body);
  text-shadow: none;
}

.holding-header__nav-link::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 2px;
  background-color: var(--color-white);
  transition: width var(--transition-base);
}

.holding-header.scrolled .holding-header__nav-link::after {
  background-color: var(--color-primary);
}

.holding-header__nav-link:hover,
.holding-header__nav-link--active {
  color: var(--color-primary);
}

.holding-header.scrolled .holding-header__nav-link:hover,
.holding-header.scrolled .holding-header__nav-link--active {
  color: var(--color-primary);
}

.holding-header__nav-link:hover::after,
.holding-header__nav-link--active::after {
  width: 100%;
}

/* =============================================
   6. HERO SECTION
   ============================================= */
.holding-hero {
  position: relative;
  width: 100%;
  height: calc(100vh + 80px);
  min-height: calc(100vh + 80px);
  display: flex;
  margin-top: -80px;
  /* Behind header */
  padding-top: 80px;
  background-color: #1a2b3c;
  overflow: hidden;
}

.holding-hero__slider {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: 0;
}

.holding-hero__video {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  z-index: -1;
  /* Ensure it stays behind overlay */
}

.holding-hero__overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(0, 0, 0, 0.8) 0%, rgba(0, 0, 0, 0.3) 50%, rgba(0, 0, 0, 0.1) 100%);
  z-index: 1;
}

.holding-hero__content-wrapper {
  position: absolute;
  bottom: 0;
  left: 0;
  width: 100%;
  height: 100%;
  display: flex;
  align-items: flex-end;
  /* Bottom */
  justify-content: flex-start;
  /* Left (Sol) */
  padding: var(--space-4xl) var(--container-padding);
  z-index: 2;
  pointer-events: none;
}

.holding-hero__content {
  max-width: 1200px;
  width: 100%;
  pointer-events: auto;
  margin-bottom: var(--space-xl);
  text-align: left;
  margin-left: var(--space-3xl);
  /* Shift content right */
}

.holding-hero__title {
  color: var(--color-white);
  font-size: clamp(2.5rem, 5vw, 4rem);
  font-weight: 700;
  line-height: 1.1;
  margin-bottom: var(--space-md);
  text-align: left;
  white-space: nowrap;
  /* Force single line */
}

.holding-hero__subtitle {
  color: rgba(255, 255, 255, 0.9);
  font-size: clamp(1rem, 1.5vw, 1.25rem);
  max-width: 600px;
  margin-bottom: var(--space-lg);
  line-height: 1.6;
  text-align: left;
}

.holding-hero__cta-group {
  display: flex;
  gap: var(--space-md);
  justify-content: flex-start;
  /* Align buttons to left */
}

.holding-hero__cta {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: var(--space-sm) var(--space-lg);
  /* Slightly smaller padding */
  font-size: var(--font-size-sm);
  /* Smaller text */
  font-weight: 600;
  border-radius: var(--radius-md);
  transition: all var(--transition-base);
  min-width: 160px;
  /* Smaller width */
}

.holding-hero__cta--primary {
  background-color: var(--color-primary);
  color: var(--color-white);
}

.holding-hero__cta--primary:hover {
  background-color: var(--color-primary-dark);
  transform: translateY(-2px);
}

.holding-hero__cta--secondary {
  background-color: transparent;
  color: var(--color-white);
  border: 1px solid rgba(255, 255, 255, 0.6);
}

.holding-hero__cta--secondary:hover {
  background-color: var(--color-white);
  color: var(--color-text-dark);
  border-color: var(--color-white);
}

.holding-hero__scroll-indicator {
  position: absolute;
  bottom: var(--space-xl);
  right: var(--container-padding);
  /* Moved to right */
  left: auto;
  /* Reset left */
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  z-index: 2;
  color: var(--color-white);
  font-size: var(--font-size-sm);
  opacity: 0.8;
}

.holding-hero__scroll-arrow {
  width: 1px;
  height: 40px;
  background: linear-gradient(to bottom, var(--color-white), transparent);
}

/* =============================================
   BRANDS GRID - 3x3 Static Grid Layout
   ============================================= */
.brands-grid {
  padding: var(--space-5xl) 0 var(--space-lg);
  background-color: var(--color-white);
  position: relative;
  z-index: 5;
}

.brands-grid__container {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 var(--container-padding);
}

.brands-grid__header {
  text-align: center;
  margin-bottom: var(--space-3xl);
}

.brands-grid__eyebrow {
  display: inline-block;
  font-size: var(--font-size-sm);
  font-weight: 600;
  color: var(--color-primary);
  text-transform: uppercase;
  letter-spacing: 0.15em;
  margin-bottom: var(--space-sm);
}

.brands-grid__title {
  font-size: var(--font-size-4xl);
  color: var(--color-text-dark);
  font-weight: 700;
}

.brands-grid__wrapper {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: var(--space-xl);
  max-width: 1200px;
  margin: 0 auto;
}

.brands-grid__item {
  flex: 0 0 calc(25% - var(--space-xl));
  max-width: calc(25% - var(--space-xl));
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--space-md);
  background-color: var(--color-bg-light);
  border-radius: var(--radius-lg);
  transition: all var(--transition-base);
  min-height: 180px;
  aspect-ratio: 1;
  text-decoration: none;
  cursor: pointer;
}

.brands-grid__item:hover {
  background-color: var(--color-white);
  box-shadow: var(--shadow-lg);
  transform: translateY(-6px);
}

.brands-grid__item img {
  width: 85%;
  height: 85%;
  object-fit: contain;
  transition: all var(--transition-base);
}

.brands-grid__item:hover img {
  transform: scale(1.1);
}

/* Responsive Brands Grid */
@media (max-width: 991px) {
  .brands-grid__wrapper {
    gap: var(--space-lg);
  }

  .brands-grid__item {
    flex: 0 0 calc(25% - var(--space-lg));
    max-width: calc(25% - var(--space-lg));
    min-height: 120px;
    padding: var(--space-md);
  }

  .brands-grid__item img {
    max-width: 100px;
    max-height: 100px;
  }
}

@media (max-width: 767px) {
  .brands-grid__wrapper {
    gap: var(--space-sm);
  }

  .brands-grid__item {
    flex: 0 0 calc(50% - var(--space-sm));
    max-width: calc(50% - var(--space-sm));
    min-height: 160px;
    padding: var(--space-sm);
    aspect-ratio: 1;
  }

  .brands-grid__item img {
    width: 100%;
    height: 100%;
    max-width: none;
    max-height: none;
  }
}

/* =============================================
   7. KURUMSAL SECTION
   ============================================= */
.holding-kurumsal {
  padding: var(--space-5xl) 0 var(--space-5xl);
  /* Increased top padding */
  background-color: var(--color-white);
}

.holding-kurumsal__container {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 var(--container-padding);
}

.holding-kurumsal__header {
  text-align: center;
  margin-bottom: var(--space-4xl);
}

.holding-kurumsal__eyebrow {
  display: inline-block;
  font-size: var(--font-size-sm);
  font-weight: 600;
  color: var(--color-primary);
  text-transform: uppercase;
  letter-spacing: 0.15em;
  margin-bottom: var(--space-sm);
}

.holding-kurumsal__title {
  margin-bottom: var(--space-md);
}

.holding-kurumsal__intro {
  font-size: var(--font-size-lg);
  color: var(--color-text-muted);
  max-width: 600px;
  margin: 0 auto;
}

.holding-kurumsal__content {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-4xl);
  margin-bottom: var(--space-4xl);
}

/* Story Column */
.holding-kurumsal__story-title {
  font-size: var(--font-size-2xl);
  margin-bottom: var(--space-lg);
}

.holding-kurumsal__story-text {
  color: var(--color-text-body);
  line-height: 1.8;
}

.holding-kurumsal__figure {
  margin-top: var(--space-2xl);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
}

.holding-kurumsal__image {
  width: 100%;
  height: 280px;
  object-fit: cover;
}

.holding-kurumsal__caption {
  padding: var(--space-sm) var(--space-md);
  background-color: var(--color-bg-light);
  font-size: var(--font-size-sm);
  color: var(--color-text-muted);
  text-align: center;
}

/* Values Column - Cards */
.holding-kurumsal__values {
  display: flex;
  flex-direction: column;
  gap: var(--space-lg);
}

.holding-kurumsal__card {
  background-color: var(--color-bg-light);
  border-radius: var(--radius-lg);
  padding: var(--space-xl);
  transition: all var(--transition-base);
  text-align: left;
  /* Align text to left */
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  /* Align items to left */
}

.holding-kurumsal__card:hover {
  background-color: var(--color-white);
  box-shadow: var(--shadow-md);
  transform: translateY(-4px);
}

/* Icon styles removed or kept for safety, but unused now */
.holding-kurumsal__card-icon {
  width: 48px;
  height: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
  background-color: var(--color-primary-light);
  border-radius: var(--radius-md);
  margin-bottom: var(--space-md);
  margin-left: auto;
  /* Center icon if needed in future */
  margin-right: auto;
}

.holding-kurumsal__icon-placeholder {
  font-size: var(--font-size-xl);
  color: var(--color-primary);
}

.holding-kurumsal__card-title {
  font-size: var(--font-size-lg);
  margin-bottom: var(--space-sm);
}

.holding-kurumsal__card-text {
  font-size: var(--font-size-sm);
  color: var(--color-text-muted);
  margin-bottom: 0;
}

.holding-kurumsal__values-list {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-sm);
  justify-content: flex-start;
  /* Align the tags row to left */
}

.holding-kurumsal__values-item {
  background-color: var(--color-primary-light);
  color: var(--color-primary-dark);
  font-size: var(--font-size-sm);
  font-weight: 500;
  padding: var(--space-xs) var(--space-md);
  border-radius: var(--radius-full);
}

/* Stats */
.holding-kurumsal__stats {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-xl);
  padding: var(--space-3xl) var(--space-2xl);
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
  border-radius: var(--radius-xl);
  text-align: center;
}

.holding-kurumsal__stat-item {
  display: flex;
  flex-direction: column;
  gap: var(--space-xs);
}

.holding-kurumsal__stat-number {
  font-size: var(--font-size-4xl);
  font-weight: 700;
  color: var(--color-white);
}

.holding-kurumsal__stat-label {
  font-size: var(--font-size-sm);
  color: rgba(255, 255, 255, 0.8);
}

/* =============================================
   8. SEKTORLER SECTION
   ============================================= */
.holding-sektorler {
  padding: var(--space-5xl) 0;
  background-color: var(--color-bg-light);
}

.holding-sektorler__container {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 var(--container-padding);
}

.holding-sektorler__header {
  text-align: center;
  margin-bottom: var(--space-4xl);
}

.holding-sektorler__eyebrow {
  display: inline-block;
  font-size: var(--font-size-sm);
  font-weight: 600;
  color: var(--color-primary);
  text-transform: uppercase;
  letter-spacing: 0.15em;
  margin-bottom: var(--space-sm);
}

.holding-sektorler__title {
  margin-bottom: var(--space-md);
}

.holding-sektorler__intro {
  font-size: var(--font-size-lg);
  color: var(--color-text-muted);
  max-width: 600px;
  margin: 0 auto;
}

.holding-sektorler__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-xl);
}

/* Sector Cards */
.holding-sektorler__card {
  background-color: var(--color-white);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  transition: all var(--transition-base);
}

.holding-sektorler__card:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-xl);
}

.holding-sektorler__card-image-wrapper {
  position: relative;
  height: 200px;
  overflow: hidden;
}

.holding-sektorler__card-image {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--transition-slow);
}

.holding-sektorler__card:hover .holding-sektorler__card-image {
  transform: scale(1.1);
}

.holding-sektorler__card-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to bottom, transparent 0%, rgba(26, 43, 60, 0.4) 100%);
  opacity: 0;
  transition: opacity var(--transition-base);
}

.holding-sektorler__card:hover .holding-sektorler__card-overlay {
  opacity: 1;
}

.holding-sektorler__card-content {
  padding: var(--space-xl);
}

.holding-sektorler__card-title {
  font-size: var(--font-size-xl);
  margin-bottom: var(--space-sm);
}

.holding-sektorler__card-desc {
  font-size: var(--font-size-sm);
  color: var(--color-text-muted);
  line-height: 1.7;
  margin-bottom: var(--space-lg);
}

.holding-sektorler__card-link {
  display: inline-flex;
  align-items: center;
  gap: var(--space-sm);
  font-size: var(--font-size-sm);
  font-weight: 600;
  color: var(--color-primary);
  transition: gap var(--transition-base);
}

.holding-sektorler__card-link:hover {
  gap: var(--space-md);
}

.holding-sektorler__card-arrow {
  transition: transform var(--transition-base);
}

.holding-sektorler__card-link:hover .holding-sektorler__card-arrow {
  transform: translateX(4px);
}

/* =============================================
   9. VAKIF SECTION
   ============================================= */
.holding-vakif {
  padding: var(--space-5xl) 0;
  background-color: var(--color-bg-warm);
}

.holding-vakif__container {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 var(--container-padding);
}

.holding-vakif__header {
  text-align: center;
  margin-bottom: var(--space-4xl);
}

.holding-vakif__eyebrow {
  display: inline-block;
  font-size: var(--font-size-sm);
  font-weight: 600;
  color: var(--color-primary);
  text-transform: uppercase;
  letter-spacing: 0.15em;
  margin-bottom: var(--space-sm);
}

.holding-vakif__title {
  margin-bottom: var(--space-md);
}

.holding-vakif__intro {
  font-size: var(--font-size-lg);
  color: var(--color-text-muted);
  max-width: 600px;
  margin: 0 auto;
}

/* Intro Section with Quote */
.holding-vakif__intro-section {
  display: grid;
  grid-template-columns: 280px 1fr;
  gap: var(--space-3xl);
  align-items: center;
  margin-bottom: var(--space-4xl);
}

.holding-vakif__founder {
  text-align: center;
}

.holding-vakif__founder-image {
  width: 200px;
  height: 200px;
  border-radius: 50%;
  object-fit: cover;
  margin: 0 auto var(--space-lg);
  box-shadow: var(--shadow-lg);
  border: 4px solid var(--color-white);
}

.holding-vakif__founder-info {
  display: flex;
  flex-direction: column;
  gap: var(--space-xs);
}

.holding-vakif__founder-name {
  font-weight: 600;
  color: var(--color-text-dark);
}

.holding-vakif__founder-title {
  font-size: var(--font-size-sm);
  color: var(--color-text-muted);
}

.holding-vakif__quote {
  background-color: var(--color-white);
  padding: var(--space-2xl);
  border-radius: var(--radius-lg);
  border-left: 4px solid var(--color-primary);
  box-shadow: var(--shadow-sm);
}

.holding-vakif__quote-text {
  font-size: var(--font-size-lg);
  font-style: italic;
  color: var(--color-text-body);
  line-height: 1.8;
  margin-bottom: var(--space-md);
}

.holding-vakif__quote-author {
  font-size: var(--font-size-sm);
  font-weight: 600;
  color: var(--color-primary);
  font-style: normal;
}

/* Focus Areas */
.holding-vakif__focus-areas {
  margin-bottom: var(--space-4xl);
}

.holding-vakif__subtitle {
  text-align: center;
  margin-bottom: var(--space-2xl);
}

.holding-vakif__areas-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-xl);
}

.holding-vakif__area {
  text-align: center;
  padding: var(--space-xl);
  background-color: var(--color-white);
  border-radius: var(--radius-lg);
  transition: all var(--transition-base);
}

.holding-vakif__area:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
}

.holding-vakif__area-icon {
  margin-bottom: var(--space-md);
}

.holding-vakif__icon-placeholder {
  font-size: 2.5rem;
}

.holding-vakif__area-title {
  font-size: var(--font-size-lg);
  margin-bottom: var(--space-sm);
}

.holding-vakif__area-desc {
  font-size: var(--font-size-sm);
  color: var(--color-text-muted);
  margin-bottom: 0;
}

/* Projects */
.holding-vakif__projects-list {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-xl);
  margin-bottom: var(--space-3xl);
}

.holding-vakif__project {
  background-color: var(--color-white);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  transition: all var(--transition-base);
}

.holding-vakif__project:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
}

.holding-vakif__project-image {
  width: 100%;
  height: 180px;
  object-fit: cover;
}

.holding-vakif__project-content {
  padding: var(--space-lg);
}

.holding-vakif__project-title {
  font-size: var(--font-size-base);
  margin-bottom: var(--space-sm);
}

.holding-vakif__project-desc {
  font-size: var(--font-size-sm);
  color: var(--color-text-muted);
  margin-bottom: var(--space-md);
}

.holding-vakif__project-impact {
  display: inline-block;
  font-size: var(--font-size-xs);
  font-weight: 600;
  color: var(--color-primary);
  background-color: var(--color-primary-light);
  padding: var(--space-xs) var(--space-sm);
  border-radius: var(--radius-full);
}

/* CTA */
.holding-vakif__cta {
  text-align: center;
}

.holding-vakif__cta-text {
  font-size: var(--font-size-lg);
  color: var(--color-text-muted);
  margin-bottom: var(--space-lg);
}

.holding-vakif__cta-button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: var(--space-md) var(--space-2xl);
  font-size: var(--font-size-base);
  font-weight: 600;
  color: var(--color-white);
  background-color: var(--color-primary);
  border-radius: var(--radius-md);
  transition: all var(--transition-base);
}

.holding-vakif__cta-button:hover {
  background-color: var(--color-primary-dark);
  transform: translateY(-2px);
  box-shadow: 0 4px 16px rgba(44, 165, 190, 0.4);
}

/* =============================================
   10. ILETISIM SECTION
   ============================================= */
.holding-iletisim {
  padding: var(--space-5xl) 0;
  background-color: var(--color-white);
}

.holding-iletisim__container {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 var(--container-padding);
}

.holding-iletisim__header {
  text-align: center;
  margin-bottom: var(--space-4xl);
}

.holding-iletisim__eyebrow {
  display: inline-block;
  font-size: var(--font-size-sm);
  font-weight: 600;
  color: var(--color-primary);
  text-transform: uppercase;
  letter-spacing: 0.15em;
  margin-bottom: var(--space-sm);
}

.holding-iletisim__title {
  margin-bottom: var(--space-md);
}

.holding-iletisim__intro {
  font-size: var(--font-size-lg);
  color: var(--color-text-muted);
  max-width: 600px;
  margin: 0 auto;
}

.holding-iletisim__content {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-4xl);
}

/* Form */
.holding-iletisim__form-wrapper {
  background-color: var(--color-bg-light);
  padding: var(--space-2xl);
  border-radius: var(--radius-xl);
}

.holding-iletisim__form-title {
  margin-bottom: var(--space-xl);
}

.holding-iletisim__form {
  display: flex;
  flex-direction: column;
  gap: var(--space-lg);
}

.holding-iletisim__form-group {
  display: flex;
  flex-direction: column;
  gap: var(--space-xs);
}

.holding-iletisim__label {
  font-size: var(--font-size-sm);
  font-weight: 500;
  color: var(--color-text-dark);
}

.holding-iletisim__input,
.holding-iletisim__select,
.holding-iletisim__textarea {
  width: 100%;
  padding: var(--space-md);
  font-size: var(--font-size-base);
  color: var(--color-text-dark);
  background-color: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  transition: all var(--transition-fast);
}

.holding-iletisim__input:focus,
.holding-iletisim__select:focus,
.holding-iletisim__textarea:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px var(--color-primary-light);
}

.holding-iletisim__input::placeholder,
.holding-iletisim__textarea::placeholder {
  color: var(--color-text-muted);
}

.holding-iletisim__textarea {
  resize: vertical;
  min-height: 120px;
}

.holding-iletisim__form-group--checkbox {
  flex-direction: row;
  align-items: flex-start;
  gap: var(--space-sm);
}

.holding-iletisim__checkbox {
  width: 18px;
  height: 18px;
  margin-top: 2px;
  accent-color: var(--color-primary);
}

.holding-iletisim__label--checkbox {
  font-size: var(--font-size-sm);
  color: var(--color-text-muted);
}

.holding-iletisim__link {
  color: var(--color-primary);
  text-decoration: underline;
}

.holding-iletisim__link:hover {
  color: var(--color-primary-dark);
}

.holding-iletisim__submit {
  padding: var(--space-md) var(--space-xl);
  font-size: var(--font-size-base);
  font-weight: 600;
  color: var(--color-white);
  background-color: var(--color-primary);
  border-radius: var(--radius-md);
  transition: all var(--transition-base);
}

.holding-iletisim__submit:hover {
  background-color: var(--color-primary-dark);
  transform: translateY(-2px);
  box-shadow: 0 4px 16px rgba(44, 165, 190, 0.4);
}

/* Contact Info */
.holding-iletisim__details {
  margin-bottom: var(--space-2xl);
}

.holding-iletisim__details-title {
  margin-bottom: var(--space-xl);
}

.holding-iletisim__address {
  font-style: normal;
  display: flex;
  flex-direction: column;
  gap: var(--space-lg);
}

.holding-iletisim__detail-item {
  display: flex;
  gap: var(--space-md);
}

.holding-iletisim__detail-icon {
  font-size: var(--font-size-xl);
  line-height: 1;
}

.holding-iletisim__detail-label {
  display: block;
  font-size: var(--font-size-sm);
  color: var(--color-text-dark);
  margin-bottom: var(--space-xs);
}

.holding-iletisim__detail-text {
  font-size: var(--font-size-sm);
  color: var(--color-text-muted);
  line-height: 1.6;
  margin-bottom: 0;
}

/* Map */
.holding-iletisim__map-title {
  margin-bottom: var(--space-lg);
}

.holding-iletisim__map-container {
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
}

.holding-iletisim__map-iframe {
  display: block;
  border-radius: var(--radius-lg);
}

/* =============================================
   11. FOOTER
   ============================================= */
.holding-footer {
  background-color: var(--color-footer-bg);
  color: var(--color-footer-text);
  padding-top: var(--space-4xl);
}

.holding-footer__container {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 var(--container-padding);
}

.holding-footer__top {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 2fr;
  gap: var(--space-3xl);
  padding-bottom: var(--space-3xl);
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.holding-footer__logo {
  display: inline-block;
  margin-bottom: var(--space-lg);
}

.holding-footer__logo-img {
  height: 40px;
  width: auto;
  filter: brightness(0) invert(1);
}

.holding-footer__about-text {
  font-size: var(--font-size-sm);
  line-height: 1.7;
  color: var(--color-footer-text);
  margin-bottom: 0;
}

.holding-footer__column-title {
  font-size: var(--font-size-base);
  font-weight: 600;
  color: var(--color-white);
  margin-bottom: var(--space-lg);
}

.holding-footer__nav-list,
.holding-footer__companies-list {
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
}

.holding-footer__nav-link,
.holding-footer__companies-link {
  font-size: var(--font-size-sm);
  color: var(--color-footer-text);
  transition: color var(--transition-fast);
}

.holding-footer__nav-link:hover,
.holding-footer__companies-link:hover {
  color: var(--color-primary);
}

/* Social */
.holding-footer__social {
  display: flex;
  gap: var(--space-sm);
  margin-bottom: var(--space-xl);
}

.holding-footer__social-link {
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  background-color: rgba(255, 255, 255, 0.1);
  border-radius: var(--radius-md);
  transition: all var(--transition-base);
}

.holding-footer__social-link:hover {
  background-color: var(--color-primary);
  transform: translateY(-2px);
}

.holding-footer__social-icon {
  width: 18px;
  height: 18px;
  fill: currentColor;
  color: var(--color-white);
}

/* Newsletter */
.holding-footer__newsletter-text {
  font-size: var(--font-size-sm);
  margin-bottom: var(--space-md);
}

.holding-footer__newsletter-form {
  display: flex;
  gap: var(--space-sm);
}

.holding-footer__newsletter-input {
  flex: 1;
  padding: var(--space-sm) var(--space-md);
  font-size: var(--font-size-sm);
  color: var(--color-white);
  background-color: rgba(255, 255, 255, 0.1);
  border: 1px solid rgba(255, 255, 255, 0.2);
  border-radius: var(--radius-md);
  transition: all var(--transition-fast);
}

.holding-footer__newsletter-input::placeholder {
  color: var(--color-footer-text);
}

.holding-footer__newsletter-input:focus {
  outline: none;
  border-color: var(--color-primary);
  background-color: rgba(255, 255, 255, 0.15);
}

.holding-footer__newsletter-button {
  padding: var(--space-sm) var(--space-lg);
  font-size: var(--font-size-sm);
  font-weight: 600;
  color: var(--color-white);
  background-color: var(--color-primary);
  border-radius: var(--radius-md);
  transition: all var(--transition-base);
}

.holding-footer__newsletter-button:hover {
  background-color: var(--color-primary-dark);
}

/* Footer Bottom */
.holding-footer__bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: var(--space-xl) 0;
}

.holding-footer__copyright-text {
  font-size: var(--font-size-sm);
  color: var(--color-footer-text);
  margin-bottom: 0;
}

.holding-footer__legal-list {
  display: flex;
  gap: var(--space-xl);
}

.holding-footer__legal-link {
  font-size: var(--font-size-sm);
  color: var(--color-footer-text);
  transition: color var(--transition-fast);
}

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

/* =============================================
   12. RESPONSIVE DESIGN
   ============================================= */

/* Tablet and below */
@media (max-width: 1023px) {
  :root {
    --font-size-5xl: 2.5rem;
    --font-size-4xl: 2rem;
  }

  .holding-kurumsal__content {
    grid-template-columns: 1fr;
    gap: var(--space-3xl);
  }

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

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

  .holding-vakif__intro-section {
    grid-template-columns: 1fr;
    text-align: center;
  }

  .holding-vakif__quote {
    border-left: none;
    border-top: 4px solid var(--color-primary);
  }

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

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

  .holding-iletisim__content {
    grid-template-columns: 1fr;
    gap: var(--space-3xl);
  }

  .holding-footer__top {
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-2xl);
  }
}

/* Mobile */
@media (max-width: 767px) {
  :root {
    --font-size-5xl: 2rem;
    --font-size-4xl: 1.75rem;
    --font-size-3xl: 1.5rem;
    --space-4xl: 4rem;
    --space-5xl: 5rem;
  }

  /* Header Mobile */
  .holding-header__hamburger {
    display: flex;
  }

  .holding-header__nav {
    position: fixed;
    top: 0;
    right: -100%;
    width: 280px;
    height: 100vh;
    background-color: var(--color-white);
    padding: var(--space-4xl) var(--space-xl);
    box-shadow: var(--shadow-xl);
    transition: right var(--transition-base);
    z-index: 1000;
  }

  .holding-header__nav.is-open {
    right: 0;
  }

  .holding-header__nav-list {
    flex-direction: column;
    align-items: flex-start;
    gap: var(--space-lg);
  }

  .holding-header__nav-link {
    font-size: var(--font-size-lg);
  }

  /* Hero Mobile */
  .holding-hero__content-wrapper {
    justify-content: center;
    padding: var(--space-2xl) var(--space-lg);
  }

  .holding-hero__content {
    text-align: center;
    margin-left: 0;
  }

  .holding-hero__title {
    text-align: center;
    white-space: normal;
    font-size: clamp(1.75rem, 6vw, 2.5rem);
  }

  .holding-hero__subtitle {
    text-align: center;
    margin-left: auto;
    margin-right: auto;
  }

  .holding-hero__cta-group {
    flex-direction: column;
    align-items: center;
  }

  .holding-hero__cta {
    width: 100%;
    max-width: 280px;
  }

  /* Stats */
  .holding-kurumsal__stats {
    grid-template-columns: 1fr 1fr;
    gap: var(--space-lg);
    padding: var(--space-2xl) var(--space-lg);
  }

  .holding-kurumsal__stat-number {
    font-size: var(--font-size-3xl);
  }

  /* Sektorler Mobile */
  .holding-sektorler__grid {
    grid-template-columns: 1fr;
  }

  /* Vakif Mobile */
  .holding-vakif__areas-grid {
    grid-template-columns: 1fr;
  }

  .holding-vakif__projects-list {
    grid-template-columns: 1fr;
  }

  /* Footer Mobile */
  .holding-footer__top {
    grid-template-columns: 1fr;
    gap: var(--space-2xl);
  }

  .holding-footer__bottom {
    flex-direction: column;
    gap: var(--space-lg);
    text-align: center;
  }

  .holding-footer__legal-list {
    flex-wrap: wrap;
    justify-content: center;
    gap: var(--space-md);
  }
}

/* =============================================
   13. UTILITY CLASSES
   ============================================= */
.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

/* Print styles */
@media print {

  .holding-header,
  .holding-hero__scroll-indicator,
  .holding-footer {
    display: none;
  }

  .holding-hero {
    min-height: auto;
    padding: var(--space-xl) 0;
  }

  .holding-hero__background {
    display: none;
  }

  .holding-hero__title,
  .holding-hero__subtitle {
    color: var(--color-text-dark);
  }
}

/* =============================================
   SECTOR MODALS
   ============================================= */
.sector-modal {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: 10000;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.3s ease, visibility 0.3s ease;
}

.sector-modal.active {
  opacity: 1;
  visibility: visible;
}

.sector-modal__backdrop {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-color: rgba(0, 0, 0, 0.7);
  cursor: pointer;
}

.sector-modal__content {
  position: relative;
  background-color: var(--color-white);
  border-radius: var(--radius-xl);
  max-width: 800px;
  width: 90%;
  max-height: 90vh;
  overflow: hidden;
  box-shadow: var(--shadow-xl);
  transform: translateY(20px) scale(0.95);
  transition: transform 0.3s ease;
  display: flex;
  flex-direction: column;
}

.sector-modal.active .sector-modal__content {
  transform: translateY(0) scale(1);
}

.sector-modal__close {
  position: absolute;
  top: var(--space-md);
  right: var(--space-md);
  width: 40px;
  height: 40px;
  background-color: var(--color-white);
  border: none;
  border-radius: 50%;
  font-size: 1.75rem;
  color: var(--color-text-dark);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 10;
  box-shadow: var(--shadow-md);
  transition: all var(--transition-base);
  line-height: 1;
}

.sector-modal__close:hover {
  background-color: var(--color-primary);
  color: var(--color-white);
  transform: scale(1.1);
}

.sector-modal__image-wrapper {
  width: 100%;
  height: 250px;
  overflow: hidden;
  flex-shrink: 0;
}

.sector-modal__image {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.sector-modal__body {
  padding: var(--space-xl);
  overflow-y: auto;
}

.sector-modal__title {
  font-size: var(--font-size-2xl);
  color: var(--color-text-dark);
  margin-bottom: var(--space-md);
}

.sector-modal__text {
  color: var(--color-text-body);
  line-height: 1.7;
  margin-bottom: var(--space-md);
}

.sector-modal__brands {
  background-color: var(--color-bg-light);
  padding: var(--space-md);
  border-radius: var(--radius-md);
  font-size: var(--font-size-sm);
  color: var(--color-text-muted);
  margin-top: var(--space-sm);
}

.sector-modal__brands strong {
  color: var(--color-primary);
}

/* Modal Responsive */
@media (max-width: 767px) {
  .sector-modal__content {
    width: 95%;
    max-height: 85vh;
  }

  .sector-modal__image-wrapper {
    height: 180px;
  }

  .sector-modal__body {
    padding: var(--space-lg);
  }

  .sector-modal__title {
    font-size: var(--font-size-xl);
  }

  .sector-modal__close {
    top: var(--space-sm);
    right: var(--space-sm);
    width: 36px;
    height: 36px;
    font-size: 1.5rem;
  }
}