/* Temel değişkenler ve yardımcı sınıflar */
:root {
  --bg: #0b1624;
  --bg-alt: #0f1e2f;
  --text: #e9eef5;
  --muted: #b7c2d2;
  --accent: #18a957;
  --accent-strong: #0f7d3f;
  --card: #122339;
  --border: #1f344d;
  --shadow: 0 12px 30px rgba(0, 0, 0, 0.22);
  --radius: 14px;
  --radius-sm: 10px;
  --container: min(1100px, 92vw);
  --transition: 200ms ease;
  font-family: "Inter", system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  color: var(--text);
  background: var(--bg);
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
}

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

img {
  max-width: 100%;
  display: block;
  border-radius: var(--radius-sm);
}

.container {
  width: var(--container);
  margin: 0 auto;
  padding: 0 16px;
}

.hero .container {
  padding-left: 4%;
  padding-right: 4%;
  max-width: 100%;
}

.section {
  padding: 80px 0;
}

.section-light {
  background: var(--bg-alt);
}

.section-header {
  text-align: center;
  margin-bottom: 36px;
}

.eyebrow {
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--muted);
  font-size: 0.85rem;
  margin: 0 0 6px;
}

.section-header h2 {
  margin: 0 0 8px;
  font-size: 2rem;
}

.section-subtitle {
  margin: 0;
  color: var(--muted);
}

/* Header */
.site-header {
  position: sticky;
  top: 0;
  z-index: 1000;
  background: #ffffff;
  backdrop-filter: none;
  border-bottom: 1px solid rgba(0, 0, 0, 0.1);
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 0;
  gap: 14px;
}

.logo {
  display: inline-flex;
  align-items: center;
  text-decoration: none;
  transition: opacity var(--transition);
}

.logo:hover {
  opacity: 0.9;
}

.logo-image {
  height: 44px;
  border-radius: 0px;
  width: auto;
  display: block;
  object-fit: contain;
  filter: none;
  transition: filter var(--transition);
}

.logo:hover .logo-image {
  filter: brightness(0.95);
}

@media (min-width: 768px) {
  .logo-image {
    height: 50px;
  }
}

.nav {
  display: none;
}

.nav ul {
  list-style: none;
  display: flex;
  gap: 16px;
  padding: 0;
  margin: 0;
}

.nav a {
  padding: 10px 12px;
  border-radius: 10px;
  color: #1a1a1a;
  font-weight: 500;
  transition: color var(--transition), background var(--transition);
}

.nav a:hover,
.nav a:focus-visible {
  color: var(--accent);
  background: rgba(24, 169, 87, 0.1);
}

.nav-toggle {
  background: none;
  border: 1px solid rgba(0, 0, 0, 0.15);
  border-radius: 10px;
  padding: 8px 10px;
  display: grid;
  color: #1a1a1a;
  gap: 4px;
  cursor: pointer;
}

/* İkon stilleri */
.icon {
  width: 1em;
  height: 1em;
  display: inline-block;
  vertical-align: middle;
  fill: currentColor;
  stroke: currentColor;
}

.icon-menu {
  width: 20px;
  height: 20px;
}

.nav-toggle-bar {
  display: none;
}

.header-cta {
  display: none;
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 12px 16px;
  border-radius: 12px;
  border: 1px solid transparent;
  font-weight: 600;
  cursor: pointer;
  transition: transform var(--transition), box-shadow var(--transition), background var(--transition);
}

.btn .icon {
  width: 18px;
  height: 18px;
  flex-shrink: 0;
}

.btn-primary {
  background: linear-gradient(135deg, var(--accent), var(--accent-strong));
  color: #fff;
  box-shadow: var(--shadow);
}

.btn-secondary {
  background: rgba(255, 255, 255, 0.2);
  color: #fff;
  border: 1px solid rgba(255, 255, 255, 0.3);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
}

.btn-secondary:hover {
  background: rgba(255, 255, 255, 0.3);
  border-color: rgba(255, 255, 255, 0.4);
}

.btn-outline {
  background: transparent;
  color: #1a1a1a;
  border: 1px solid rgba(0, 0, 0, 0.15);
}

.btn-outline:hover {
  background: rgba(24, 169, 87, 0.1);
  border-color: var(--accent);
  color: var(--accent);
}

.btn:hover,
.btn:focus-visible {
  transform: translateY(-1px);
}

.btn:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 2px;
}

/* Header içindeki butonlar için özel stiller */
.site-header .btn-outline {
  background: transparent;
  color: #1a1a1a;
  border: 1px solid rgba(0, 0, 0, 0.15);
}

.site-header .btn-outline:hover {
  background: rgba(24, 169, 87, 0.1);
  border-color: var(--accent);
  color: var(--accent);
}

.site-header .btn-outline .icon {
  color: currentColor;
}

/* Hero Split - Slash şeklinde bölünmüş resimler */
.hero-split {
  position: relative;
  width: 100%;
  height: 100vh;
  min-height: 100vh;
  max-height: 100vh;
  overflow: hidden;
  background: #0b1624;
  padding: 0;
  margin: 0;
}

.hero-split.section {
  padding: 0;
  margin: 0;
}

.split-container {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100vh;
  min-height: 100vh;
  max-height: 100vh;
  display: flex;
  overflow: hidden;
}

.split-item {
  position: relative;
  flex: 1;
  height: 100vh;
  min-height: 100vh;
  max-height: 100vh;
  overflow: hidden;
  transition: transform var(--transition);
}

/* Slash şeklinde çapraz bölünme - her resim çapraz çizgi ile kesilmiş */
.split-item:not(:last-child) {
  margin-right: -2px;
}

.split-image {
  position: absolute;
  top: -10%;
  left: 0;
  width: 100%;
  height: 110vh;
  min-height: 110vh;
  background-size: cover;
  background-position: center top;
  background-repeat: no-repeat;
  transform: scale(1.05);
  transition: transform 0.3s ease;
}

.split-item:hover .split-image {
  transform: scale(1.1);
}

/* Slash (/) şeklinde çapraz bölünme - JavaScript ile dinamik olarak ayarlanır */
/* Clip-path değerleri resim sayısına göre JavaScript tarafından hesaplanır */

.split-overlay {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  width: 100%;
  height: 100vh;
  min-height: 100vh;
  max-height: 100vh;
  background: linear-gradient(180deg, transparent 0%, rgba(11, 22, 36, 0.2) 50%, rgba(11, 22, 36, 0.5) 100%);
  z-index: 3;
  pointer-events: none;
}

.split-controls {
  position: absolute;
  bottom: 60px;
  left: 0;
  right: 0;
  z-index: 4;
  padding: 40px 20px;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 24px;
}

.hero-title {
  margin: 0;
  font-size: 1.5rem;
  font-weight: 700;
  color: #ffffff;
  text-align: center;
  text-shadow: 0 2px 8px rgba(0, 0, 0, 0.5);
  line-height: 1.3;
  max-width: 800px;
}

.split-buttons {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
  justify-content: center;
}

.split-buttons .btn {
  padding: 12px 20px;
  font-size: 0.95rem;
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.3);
}

.split-dots {
  display: none;
  gap: 10px;
  justify-content: center;
}

.split-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  border: none;
  background: rgba(255, 255, 255, 0.4);
  cursor: pointer;
  transition: background var(--transition), transform var(--transition);
  padding: 0;
}

.split-dot:hover {
  background: rgba(255, 255, 255, 0.6);
  transform: scale(1.2);
}

.split-dot.active {
  background: var(--accent);
  width: 24px;
  border-radius: 5px;
}

/* Cards & grids */
.cards-grid {
  display: grid;
  gap: 18px;
}

/* Kurumsal bölümü stilleri */
.corporate-about {
  margin-bottom: 36px;
}

.card-featured {
  padding: 24px;
}

.card-header {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 20px;
}

.card-header .icon {
  width: 24px;
  height: 24px;
  color: var(--accent);
}

.card-header h3 {
  margin: 0;
  font-size: 1.5rem;
}

/* Timeline */
.timeline {
  position: relative;
  padding-left: 0;
}

.timeline::before {
  content: "";
  position: absolute;
  left: 20px;
  top: 0;
  bottom: 0;
  width: 2px;
  background: linear-gradient(180deg, var(--accent), var(--border));
  z-index: 0;
}

.timeline-item {
  position: relative;
  margin-bottom: 24px;
  padding-left: 60px;
}

.timeline-item:last-child {
  margin-bottom: 0;
}

.timeline-marker {
  position: absolute;
  left: 0;
  top: 0;
  width: 52px;
  height: 52px;
  background: var(--accent);
  color: #0b1624;
  display: grid;
  place-items: center;
  text-align: center;
  white-space: nowrap;
  line-height: 1;
  font-weight: 700;
  font-size: 0.67rem;
  border: 3px solid var(--bg-alt);
  z-index: 2;
}

.timeline-content {
  margin-left: 0;
  padding-left: 5px;
}

.timeline-content h4 {
  margin: 0 0 6px;
  font-size: 1.1rem;
  color: #fff;
}

.timeline-content p {
  margin: 0;
  color: var(--muted);
  line-height: 1.6;
}

/* Misyon & Vizyon */
.corporate-mission-vision {
  display: grid;
  gap: 18px;
  margin-bottom: 36px;
}

.card-mission,
.card-vision {
  text-align: center;
  padding: 28px 20px;
  transition: transform var(--transition), box-shadow var(--transition);
}

.card-mission:hover,
.card-vision:hover {
  transform: translateY(-4px);
  box-shadow: 0 16px 32px rgba(0, 0, 0, 0.3);
}

.card-icon {
  width: 64px;
  height: 64px;
  margin: 0 auto 16px;
  border-radius: 50%;
  background: linear-gradient(135deg, rgba(24, 169, 87, 0.2), rgba(24, 169, 87, 0.1));
  display: grid;
  place-items: center;
  border: 2px solid rgba(24, 169, 87, 0.3);
}

.card-icon .icon {
  width: 32px;
  height: 32px;
  color: var(--accent);
}

.card-mission h3,
.card-vision h3 {
  margin: 0 0 12px;
  font-size: 1.3rem;
}

.card-mission p,
.card-vision p {
  margin: 0;
  color: var(--muted);
  line-height: 1.7;
}

/* Yönetim */
.corporate-management {
  margin-bottom: 36px;
}

.card-management {
  padding: 24px;
}

.management-profile {
  display: flex;
  align-items: center;
  gap: 20px;
  padding: 20px;
  background: rgba(255, 255, 255, 0.03);
  border-radius: var(--radius-sm);
  border: 1px solid var(--border);
}

.management-avatar {
  width: 80px;
  height: 80px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--accent), var(--accent-strong));
  display: grid;
  place-items: center;
  flex-shrink: 0;
  border: 3px solid rgba(24, 169, 87, 0.3);
}

.management-avatar .icon {
  width: 40px;
  height: 40px;
  color: #fff;
}

.management-info h4 {
  margin: 0 0 6px;
  font-size: 1.3rem;
  color: #fff;
}

.management-title {
  margin: 0 0 4px;
  color: var(--accent);
  font-weight: 600;
  font-size: 1rem;
}

.management-profession {
  margin: 0;
  color: var(--muted);
  font-size: 0.95rem;
}

/* Değerler */
.corporate-values {
  margin-top: 36px;
}

.values-header {
  text-align: center;
  margin-bottom: 24px;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
}

.values-header .icon {
  width: 28px;
  height: 28px;
  color: var(--accent);
}

.values-header h3 {
  margin: 0;
  font-size: 1.5rem;
}

.values-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 18px;
}

.value-item {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 24px 20px;
  text-align: center;
  transition: transform var(--transition), box-shadow var(--transition), border-color var(--transition);
}

.value-item:hover {
  transform: translateY(-4px);
  box-shadow: 0 12px 24px rgba(0, 0, 0, 0.25);
  border-color: var(--accent);
}

.value-icon {
  width: 56px;
  height: 56px;
  margin: 0 auto 14px;
  border-radius: 50%;
  background: linear-gradient(135deg, rgba(24, 169, 87, 0.15), rgba(24, 169, 87, 0.05));
  display: grid;
  place-items: center;
  border: 2px solid rgba(24, 169, 87, 0.2);
}

.value-icon .icon {
  width: 28px;
  height: 28px;
  color: var(--accent);
}

.value-item h4 {
  margin: 0;
  font-size: 1rem;
  color: #fff;
  font-weight: 600;
}

.activities-grid {
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
}

.projects-grid {
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
}

.card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 18px;
  box-shadow: var(--shadow);
}

.card h3 {
  margin: 0 0 10px;
  display: flex;
  align-items: center;
  gap: 8px;
}

.card h3 .icon {
  width: 20px;
  height: 20px;
  flex-shrink: 0;
}

.card p {
  margin: 0 0 10px;
  color: var(--muted);
}

.list {
  padding-left: 18px;
  margin: 0;
  color: var(--muted);
}

.activity-image {
  position: relative;
  width: 100%;
  height: 170px;
  border-radius: var(--radius-sm);
  overflow: hidden;
  background: linear-gradient(135deg, rgba(24, 169, 87, 0.4), rgba(15, 31, 47, 0.8));
  border: 1px solid var(--border);
  margin-bottom: 12px;
  display: grid;
  place-items: center;
}

.activity-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  position: absolute;
  inset: 0;
}

/* Görsel yoksa placeholder göster */
.activity-image::after {
  content: "";
  position: absolute;
  inset: 0;
  display: grid;
  place-items: center;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23b7c2d2' stroke-width='1.5'%3E%3Crect x='3' y='3' width='18' height='18' rx='2' ry='2'/%3E%3Ccircle cx='8.5' cy='8.5' r='1.5'/%3E%3Cpolyline points='21 15 16 10 5 21'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: center;
  background-size: 48px 48px;
  opacity: 0.4;
  z-index: 1;
  pointer-events: none;
}

/* JavaScript ile has-fallback class'ı eklendiğinde placeholder göster */
.activity-image.has-fallback::after {
  display: grid;
}

/* Görsel varsa placeholder gizle */
.activity-image img:not([style*="display: none"]) {
  z-index: 2;
}

.badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 6px 10px;
  border-radius: 10px;
  font-size: 0.85rem;
  background: rgba(24, 169, 87, 0.12);
  color: #c3f1d6;
  border: 1px solid rgba(24, 169, 87, 0.4);
}

.bullets {
  list-style: none;
  margin: 0;
  padding: 0;
  color: var(--muted);
}

.bullets li {
  display: flex;
  gap: 8px;
  margin-bottom: 6px;
}

.bullets li::before {
  content: "•";
  color: var(--accent);
}

/* Projects */
.projects-controls {
  display: flex;
  flex-direction: column;
  gap: 12px;
  margin-bottom: 18px;
}

.tabs {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}

.tab {
  padding: 10px 14px;
  border-radius: 12px;
  border: 1px solid var(--border);
  background: rgba(255, 255, 255, 0.04);
  color: var(--muted);
  cursor: pointer;
  transition: background var(--transition), color var(--transition), border var(--transition);
}

.tab[aria-selected="true"] {
  background: var(--accent);
  color: #0b1624;
  border-color: var(--accent-strong);
  font-weight: 700;
}

.search {
  position: relative;
  display: flex;
  align-items: center;
}

.search .icon-search {
  position: absolute;
  left: 14px;
  width: 18px;
  height: 18px;
  color: var(--muted);
  pointer-events: none;
  z-index: 1;
}

.search input {
  width: 100%;
  padding: 12px 14px 12px 40px;
  border-radius: 12px;
  border: 1px solid var(--border);
  background: rgba(255, 255, 255, 0.04);
  color: #fff;
}

.project-card {
  display: grid;
  gap: 10px;
  grid-template-rows: auto 1fr auto;
  cursor: pointer;
  transition: transform var(--transition), box-shadow var(--transition);
}

.project-card:hover,
.project-card:focus-visible {
  transform: translateY(-2px);
  box-shadow: 0 12px 28px rgba(0, 0, 0, 0.3);
}

.project-cover {
  position: relative;
  height: 170px;
  border-radius: var(--radius-sm);
  overflow: hidden;
  border: 1px solid var(--border);
  background: linear-gradient(135deg, rgba(24, 169, 87, 0.4), rgba(15, 31, 47, 0.8));
  display: grid;
  place-items: center;
}

.project-cover img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  position: absolute;
  inset: 0;
}

/* Görsel yoksa placeholder göster */
.project-cover::after {
  content: "";
  position: absolute;
  inset: 0;
  display: grid;
  place-items: center;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23b7c2d2' stroke-width='1.5'%3E%3Crect x='3' y='3' width='18' height='18' rx='2' ry='2'/%3E%3Ccircle cx='8.5' cy='8.5' r='1.5'/%3E%3Cpolyline points='21 15 16 10 5 21'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: center;
  background-size: 48px 48px;
  opacity: 0.4;
  z-index: 1;
  pointer-events: none;
}

/* JavaScript ile has-fallback class'ı eklendiğinde placeholder göster */
.project-cover.has-fallback::after {
  display: grid;
}

/* Görsel varsa placeholder gizle */
.project-cover img:not([style*="display: none"]) {
  z-index: 2;
}

.project-meta {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.project-title {
  margin: 0;
  font-size: 1.1rem;
}

.project-location,
.project-status {
  color: var(--muted);
  margin: 0;
}

.project-highlights {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}

.project-highlights li {
  background: rgba(255, 255, 255, 0.05);
  padding: 6px 10px;
  border-radius: 10px;
  border: 1px solid var(--border);
  color: var(--muted);
}

/* Contact */
.contact-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 20px;
  margin-top: 40px;
}

.contact-card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 32px 24px;
  box-shadow: var(--shadow);
  transition: transform var(--transition), box-shadow var(--transition), border-color var(--transition);
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  position: relative;
  overflow: hidden;
}

.contact-card::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: linear-gradient(90deg, var(--accent), var(--accent-strong));
  transform: scaleX(0);
  transform-origin: left;
  transition: transform var(--transition);
}

.contact-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 12px 32px rgba(0, 0, 0, 0.3);
  border-color: rgba(24, 169, 87, 0.3);
}

.contact-card:hover::before {
  transform: scaleX(1);
}

.contact-card-icon {
  width: 64px;
  height: 64px;
  border-radius: 50%;
  background: linear-gradient(135deg, rgba(24, 169, 87, 0.15), rgba(24, 169, 87, 0.05));
  display: grid;
  place-items: center;
  margin-bottom: 20px;
  transition: transform var(--transition), background var(--transition);
}

.contact-card:hover .contact-card-icon {
  transform: scale(1.1);
  background: linear-gradient(135deg, rgba(24, 169, 87, 0.25), rgba(24, 169, 87, 0.15));
}

.contact-card-icon .icon {
  width: 32px;
  height: 32px;
  color: var(--accent);
}

.contact-card h3 {
  margin: 0 0 20px;
  font-size: 1.25rem;
  font-weight: 600;
  color: #fff;
}

.contact-links {
  display: flex;
  flex-direction: column;
  gap: 12px;
  width: 100%;
}

.contact-link {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 12px 20px;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  color: #e6f3ff;
  text-decoration: none;
  transition: background var(--transition), border-color var(--transition), transform var(--transition);
  font-weight: 500;
}

.contact-link:hover {
  background: rgba(255, 255, 255, 0.1);
  border-color: var(--accent);
  transform: translateX(4px);
}

.contact-link .icon {
  width: 20px;
  height: 20px;
  flex-shrink: 0;
}

.contact-link-instagram {
  width: 100%;
  justify-content: center;
}

.contact-actions {
  display: flex;
  flex-direction: column;
  gap: 12px;
  width: 100%;
  margin-top: 0;
}

.contact-actions .btn {
  width: 100%;
  justify-content: center;
}

/* Faaliyet kartlarındaki Instagram linki - Minimal tasarım */
.activity-external-links {
  margin-top: 16px;
  padding-top: 16px;
  border-top: 1px solid var(--border);
}

.activity-instagram-link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 12px;
  background: transparent;
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 8px;
  color: var(--muted);
  text-decoration: none;
  font-size: 0.9rem;
  transition: all var(--transition);
  width: fit-content;
}

.activity-instagram-link:hover {
  border-color: rgba(255, 255, 255, 0.2);
  color: #fff;
  background: rgba(255, 255, 255, 0.03);
}

.activity-instagram-link .icon {
  width: 18px;
  height: 18px;
  color: currentColor;
  flex-shrink: 0;
}

.activity-instagram-link span {
  font-weight: 500;
}

/* İletişim kartı içindeki btn-outline için özel stil (koyu arka plan üzerinde) */
.contact-card .btn-outline {
  background: rgba(255, 255, 255, 0.1);
  color: #fff;
  border: 1px solid rgba(255, 255, 255, 0.2);
}

.contact-card .btn-outline:hover {
  background: rgba(255, 255, 255, 0.2);
  border-color: rgba(255, 255, 255, 0.3);
  color: #fff;
}

.contact-card .btn-outline .icon {
  color: currentColor;
}

.contact-card-phone .contact-card-icon {
  background: linear-gradient(135deg, rgba(24, 169, 87, 0.15), rgba(24, 169, 87, 0.05));
}

.contact-card-whatsapp .contact-card-icon {
  background: linear-gradient(135deg, rgba(37, 211, 102, 0.15), rgba(37, 211, 102, 0.05));
}

.contact-card-whatsapp .contact-card-icon .icon {
  color: #25d366;
}

.contact-card-instagram .contact-card-icon {
  background: linear-gradient(135deg, rgba(138, 43, 226, 0.15), rgba(138, 43, 226, 0.05));
}

.contact-card-instagram .contact-card-icon .icon {
  color: #8a2be2;
}


/* Footer */
.site-footer {
  background: #0a121d;
  border-top: 1px solid var(--border);
}

.footer-grid {
  display: grid;
  gap: 18px;
  padding: 32px 0;
}

.footer-col h3 {
  margin: 0 0 10px;
}

.footer-links {
  list-style: none;
  padding: 0;
  margin: 0;
  color: var(--muted);
}

.footer-links li {
  margin-bottom: 8px;
}

.footer-bottom {
  border-top: 1px solid var(--border);
  padding: 12px 0;
  background: #0a121d;
}

.footer-bottom-inner {
  display: flex;
  flex-direction: column;
  gap: 8px;
  align-items: center;
  text-align: center;
}

/* Modal */
.modal-backdrop {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.6);
  display: none;
  align-items: center;
  justify-content: center;
  padding: 18px;
  z-index: 10000;
}

.modal-backdrop.active {
  display: flex;
}

.modal {
  background: var(--card);
  border-radius: var(--radius);
  border: 1px solid var(--border);
  width: min(720px, 96vw);
  box-shadow: var(--shadow);
  position: relative;
  max-height: 90vh;
  overflow: auto;
}

.modal-close {
  position: absolute;
  top: 12px;
  right: 12px;
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid var(--border);
  border-radius: 50%;
  width: 36px;
  height: 36px;
  color: #fff;
  font-size: 18px;
  cursor: pointer;
  display: grid;
  place-items: center;
}

.modal-close .icon {
  width: 20px;
  height: 20px;
}

.modal-content {
  padding: 24px;
  display: grid;
  gap: 12px;
}

.modal-gallery {
  display: grid;
  gap: 8px;
  grid-template-columns: repeat(auto-fill, minmax(100px, 1fr));
  max-width: 100%;
}

.modal-gallery .image-fallback {
  height: 140px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border);
  background: linear-gradient(135deg, rgba(24, 169, 87, 0.3), rgba(15, 31, 47, 0.7));
  display: grid;
  place-items: center;
  color: #e6f3ff;
  font-weight: 600;
  position: relative;
}

.modal-gallery .image-fallback::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23b7c2d2' stroke-width='1.5'%3E%3Crect x='3' y='3' width='18' height='18' rx='2' ry='2'/%3E%3Ccircle cx='8.5' cy='8.5' r='1.5'/%3E%3Cpolyline points='21 15 16 10 5 21'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: center;
  background-size: 40px 40px;
  opacity: 0.4;
}

.modal-gallery img {
  position: relative;
  z-index: 1;
  width: 100%;
  height: 100%;
  object-fit: cover;
  border-radius: var(--radius-sm);
  transition: transform var(--transition), opacity var(--transition);
}

.gallery-image-wrapper {
  position: relative;
  overflow: hidden;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border);
  aspect-ratio: 1;
  background: linear-gradient(135deg, rgba(24, 169, 87, 0.3), rgba(15, 31, 47, 0.7));
  max-width: 120px;
  max-height: 120px;
  margin: 0 auto;
}

.gallery-image-wrapper:hover img {
  transform: scale(1.05);
  opacity: 0.9;
}

.gallery-image-wrapper img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

/* Lightbox */
.lightbox-backdrop {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.95);
  display: none;
  align-items: center;
  justify-content: center;
  z-index: 10001;
  padding: 20px;
}

.lightbox-backdrop.active {
  display: flex;
}

.lightbox-container {
  position: relative;
  width: 100%;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  max-width: 95vw;
  max-height: 95vh;
}

.lightbox-image {
  max-width: 100%;
  max-height: 100%;
  object-fit: contain;
  border-radius: var(--radius);
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.5);
}

.lightbox-close {
  position: absolute;
  top: 20px;
  right: 20px;
  background: rgba(255, 255, 255, 0.1);
  border: 1px solid rgba(255, 255, 255, 0.2);
  border-radius: 50%;
  width: 44px;
  height: 44px;
  color: #fff;
  cursor: pointer;
  display: grid;
  place-items: center;
  z-index: 10;
  transition: background var(--transition), transform var(--transition);
}

.lightbox-close:hover {
  background: rgba(255, 255, 255, 0.2);
  transform: scale(1.1);
}

.lightbox-close .icon {
  width: 24px;
  height: 24px;
}

.lightbox-nav {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  background: rgba(255, 255, 255, 0.1);
  border: 1px solid rgba(255, 255, 255, 0.2);
  border-radius: 50%;
  width: 50px;
  height: 50px;
  color: #fff;
  cursor: pointer;
  display: grid;
  place-items: center;
  z-index: 10;
  transition: background var(--transition), transform var(--transition);
}

.lightbox-nav svg {
  width: 24px;
  height: 24px;
  display: block;
  color: #fff;
  fill: none;
  stroke: currentColor;
  stroke-width: 2;
}

.lightbox-nav:hover {
  background: rgba(255, 255, 255, 0.2);
  transform: translateY(-50%) scale(1.1);
}

.lightbox-prev {
  left: 20px;
}

.lightbox-next {
  right: 20px;
}

.lightbox-nav .icon,
.lightbox-nav svg {
  width: 24px;
  height: 24px;
  display: block;
  fill: currentColor;
  stroke: currentColor;
}

.lightbox-nav svg.icon {
  width: 24px;
  height: 24px;
}

@media (max-width: 767px) {
  .lightbox-nav {
    width: 44px;
    height: 44px;
    display: grid;
  }

  .lightbox-prev {
    left: 10px;
  }

  .lightbox-next {
    right: 10px;
  }

  .lightbox-close {
    top: 10px;
    right: 10px;
    width: 36px;
    height: 36px;
  }

  .lightbox-nav .icon,
  .lightbox-nav svg {
    width: 20px;
    height: 20px;
  }
}

/* Floating button */
.floating-whatsapp {
  position: fixed;
  right: 18px;
  bottom: 18px;
  padding: 14px 18px;
  border-radius: 999px;
  border: none;
  background: linear-gradient(135deg, var(--accent), var(--accent-strong));
  color: #fff;
  font-weight: 700;
  cursor: pointer;
  box-shadow: 0 10px 25px rgba(0, 0, 0, 0.35);
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  z-index: 999;
}

.floating-whatsapp .icon {
  width: 24px;
  height: 24px;
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  border: 0;
}

/* Responsive */
@media (min-width: 768px) {
  .nav {
    display: block;
  }

  .nav-toggle {
    display: none;
  }

  .header-cta {
    display: block;
  }

  .section {
    padding: 100px 0;
  }

  .hero-text {
    padding: 28px 24px;
  }

  .hero-text h1 {
    font-size: 2.8rem;
  }

  .corporate-mission-vision {
    grid-template-columns: 1fr 1fr;
  }

  .contact-grid {
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 16px;
  }

  .contact-card {
    padding: 24px 20px;
  }

  .contact-card-icon {
    width: 56px;
    height: 56px;
    margin-bottom: 16px;
  }

  .contact-card-icon .icon {
    width: 28px;
    height: 28px;
  }

  .contact-card h3 {
    font-size: 1.1rem;
    margin-bottom: 16px;
  }

  .footer-grid {
    grid-template-columns: repeat(3, 1fr);
  }

  .footer-bottom-inner {
    flex-direction: row;
    justify-content: space-between;
    align-items: center;
  }
}

@media (min-width: 1024px) {
  .values-grid {
    grid-template-columns: repeat(5, 1fr);
  }
}

@media (max-width: 767px) {
  .hero-split {
    height: 100vh;
    min-height: 100vh;
    max-height: 100vh;
  }

  .hero-title {
    font-size: 1.2rem;
    padding: 0 16px;
  }

  .split-container {
    height: 100vh;
    min-height: 100vh;
    max-height: 100vh;
    position: absolute;
    top: 0;
    left: 0;
  }

  /* Mobilde slider görünümü - sadece bir resim görünür */
  .split-item {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    flex: none;
    width: 100%;
    height: 100vh;
    min-height: 100vh;
    max-height: 100vh;
    opacity: 0;
    transition: opacity 1s ease-in-out;
    clip-path: polygon(0 0, 100% 0, 100% 100%, 0 100%);
    margin-right: 0;
    margin-bottom: 0;
    z-index: 1;
  }
  
  .split-image {
    top: -10%;
    height: 110vh;
    min-height: 110vh;
  }
  
  .split-controls {
    bottom: 40px;
  }

  .split-item.active {
    opacity: 1;
    z-index: 2;
  }

  .split-item:not(:last-child) {
    clip-path: polygon(0 0, 100% 0, 100% 100%, 0 100%);
  }

  .split-controls {
    padding: 30px 16px;
    gap: 20px;
  }

  .split-buttons {
    flex-direction: column;
    width: 100%;
  }

  .split-buttons .btn {
    width: 100%;
    padding: 14px 20px;
  }

  .split-dots {
    display: flex;
  }

  .nav {
    position: absolute;
    top: 70px;
    left: 0;
    right: 0;
    background: #ffffff;
    border-bottom: 1px solid rgba(0, 0, 0, 0.1);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
    display: none;
  }

  .nav.open {
    display: block;
  }

  .nav ul {
    flex-direction: column;
    padding: 12px;
  }

  .nav a {
    color: #1a1a1a;
  }

  .nav a:hover,
  .nav a:focus-visible {
    color: var(--accent);
    background: rgba(24, 169, 87, 0.1);
  }

  .header-inner {
    padding: 12px 0;
  }

  .modal-gallery {
    grid-template-columns: repeat(auto-fill, minmax(80px, 1fr));
    gap: 6px;
  }

  .gallery-image-wrapper {
    max-width: 100px;
    max-height: 100px;
  }
}