@import url('https://fonts.googleapis.com/css2?family=Plus+Jakarta+Sans:ital,wght@0,200..800;1,200..800&display=swap');

*,
*::before,
*::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: "Plus Jakarta Sans", system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  color: #000000;
  background-color: #ffffff;
}

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
}

.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  width: 100%;
  background-color: #EBEBEB;
  z-index: 1000;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 24px 65px;
}

.logo img {
  display: block;
  height: 64px;
  width: auto;
}

.main-nav ul {
  list-style: none;
  display: flex;
  align-items: center;
  gap: 40px;
}

.main-nav a {
  position: relative;
  text-decoration: none;
  color: #000000;
  font-size: 18px;
  font-weight: 600;
}

/* Menü arasındaki dikey çizgiler */
.main-nav li + li {
  padding-left: 40px;
  border-left: 2px solid #123e8a; /* örnek koyu mavi çizgi */
}

.main-nav a.active,
.main-nav a:hover {
  color: #123e8a;
}

/* Hamburger Menü Butonu - Varsayılan olarak gizli */
.mobile-menu-toggle {
  display: none !important;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  background: transparent;
  border: none;
  cursor: pointer;
  padding: 0;
  z-index: 1001;
  color: #123e8a;
  font-size: 24px;
  transition: all 0.3s ease;
}

.mobile-menu-toggle:hover {
  color: #0C2A5C;
  transform: scale(1.1);
}

.mobile-menu-toggle i {
  display: block;
}

/* Kapatma Butonu - Varsayılan olarak gizli */
.mobile-menu-close {
  display: none;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  background: transparent;
  border: none;
  cursor: pointer;
  padding: 0;
  color: #123e8a;
  font-size: 28px;
  transition: all 0.3s ease;
}

.mobile-menu-close:hover {
  color: #0C2A5C;
  transform: scale(1.1);
}

.mobile-menu-close i {
  display: block;
}

/* HERO SECTION */
.hero {
  position: relative;
  min-height: 740px;
  background-image: url("images/hero-section-bg.png");
  background-size: cover;
  background-position: center;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #ffffff;
  overflow: hidden;
  margin-top: 112px; /* Header yüksekliği için boşluk */
}

.hero-overlay {
  position: absolute;
  inset: 0;
  background: rgba(0, 0, 0, 0.7);
}

.hero-content {
  text-align: center;
  z-index: 1;
}

.hero-eyebrow {
  font-size: 60px;
  font-weight: 800;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}

.hero-title {
  font-family: "Montserrat", system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  font-size: 150px;
  font-weight: 800;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  margin-top: -16px;
}

.hero-divider {
  width: 604px;
  height: 4px;
  background-color: #1D5CC4;
  margin: 0 auto 64px;
}

.hero-subtitle {
  position: absolute;
  left: 0;
  right: 0;
  bottom: 32px;
  width: 100%;
  font-size: 40px;
  font-weight: 300;
  text-align: center;
}

.section-bar {
  height: 93px;
  width: 100%;
  background-color: #0C2A5C;
}

.section-bar-services {
  display: flex;
  align-items: center;
}

.section-bar-services .container {
  width: 100%;
  display: flex;
  justify-content: start;
  align-items: center;
}

.services-title {
  font-family: "Montserrat", system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  font-weight: 800;
  font-size: 24px;
  letter-spacing: 0;
  text-transform: uppercase;
  color: #ffffff;
  position: relative;
  display: inline-block;
}

.services-title::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 1px;
  width: 100%;
  height: 17px;
  background-color: #ffffff;
  opacity: 30%;
}

/* BRANDS / LOGO SLIDER SECTION */
.brands-section {
  background-color: #ffffff;
  padding: 48px 0 80px; /* Alt boşluk gölgenin görünmesi için */
}

.brands-card {
  margin: 0 auto;
  background-color: #ffffff;
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.06);
  border-radius: 0;
  padding: 38px 24px 32px;
}

.brands-card > .container {
  text-align: center;
}

.brands-title {
  text-align: center;
  font-size: 32px;
  font-weight: 800;
  font-family: "Montserrat", system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  margin-bottom: 32px;
}

.brands-title {
  display: inline-block;
  position: relative;
  padding: 0 4px;
  background-image: linear-gradient(to bottom, transparent 55%, #d0e2ff 55%);
}

.brands-slider {
  position: relative;
  overflow: hidden;
  padding: 16px 0;
}

.brands-row {
  display: flex;
  align-items: center;
  gap: 64px;
  width: max-content;
  animation: brands-scroll 35s linear infinite;
}

.brands-row + .brands-row {
  margin-top: 32px;
}

.brands-row-second {
  animation-duration: 40s; /* alt satır biraz daha yavaş hareket etsin */
}

.brands-track {
  display: flex;
  align-items: center;
  gap: 64px;
  padding: 8px 0;
}

.brands-track img {
  max-height: 56px;
  width: auto;
  object-fit: contain;
  filter: grayscale(0);
}

.brands-track img:hover {
  transform: scale(1.04);
  transition: transform 0.2s ease-out;
}

@keyframes brands-scroll {
  0% {
    transform: translateX(0);
  }
  100% {
    transform: translateX(-50%);
  }
}

/* CONTACT & ABOUT SECTION */
.contact-about-section {
  padding: 0 0 33px;
  background-color: #ffffff;
}

.contact-about-inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 80px;
  margin-bottom: 56px;
}

.contact-block {
  max-width: 420px;
}

.section-heading {
  font-family: "Montserrat", system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  font-weight: 800;
  font-size: 28px;
  margin-bottom: 8px;
  color: #0C2A5C;
}

.section-heading-underline {
  width: 170px;
  height: 4px;
  background-color: #0C2A5C;
  margin-bottom: 40px;
}

.contact-info p {
  font-size: 18px;
  margin-bottom: 16px;
}

.contact-logo {
  display: flex;
  align-items: center;
  justify-content: center;
  flex: 1;
}

.contact-logo img {
  max-width: 302px;
  width: 100%;
  height: auto;
}

.about-card {
  position: relative;
  background-color: #f8f8f8;
  border-radius: 18px;
  box-shadow: 0px 5px 14px rgba(38, 134, 194, 0.6);
  padding: 48px 40px;
  max-width: 1280px;
  margin: 0 auto;
  overflow: hidden; /* Gradient'in taşmasını önlemek için */
}

.about-card .container {
  position: relative;
  z-index: 1;
}

.about-title {
  font-family: "Montserrat", system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  font-weight: 800;
  font-size: 28px;
  color: #0C2A5C;
  text-transform: uppercase;
  margin-bottom: 24px;
  position: relative;
  display: inline-block;
  padding: 0 4px;
  background-image: linear-gradient(to bottom, transparent 55%, #D0E2FF 55%);
}

.about-text {
  font-size: 25px;
  line-height: 45px;
  color: #000000;
}

/* SERVICES SECTION */
.services-section {
  padding: 30px 0 80px;
}

.service-card {
  display: flex;
  align-items: center;
  max-width: 1280px;
  margin: 0 auto 40px;
  padding: 0 24px;
  background-color: #ffffff;
  border-radius: 18px;
  box-shadow: 0px 5px 14px rgba(38, 134, 194, 0.6);
  overflow: hidden;
}

.service-card:last-child {
  margin-bottom: 0;
}

/* Ters düzen: metin solda, görsel sağda */
.service-card-reverse {
  flex-direction: row-reverse;
}

.service-image-wrapper {
  flex: 0 0 50%;
  position: relative;
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 40px;
}

.service-image {
  width: 100%;
  height: auto;
  max-height: 540px;
  max-width: 100%;
  object-fit: contain;
  display: block;
  filter: drop-shadow(0px 0px 20px rgba(0, 0, 0, 0.5));
}


.service-content {
  flex: 1;
  padding: 60px 40px;
}

.service-card-reverse .service-content {
  padding: 60px 0 60px 40px;
}

.service-title {
  font-family: "Montserrat", system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  font-weight: 800;
  font-size: 28px;
  color: #0C2A5C; /* Koyu mavi renk */
  text-transform: uppercase;
  margin-bottom: 24px;
  line-height: 1.3;
}

.service-description {
  font-size: 25px;
  line-height: 45px;
  color: #000000;
}

/* REFERENCES SECTION */
.references-section {
  padding: 80px 0;
  background-color: #ffffff;
}

.references-title {
  text-align: center;
  font-size: 32px;
  font-weight: 800;
  font-family: "Montserrat", system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  margin-bottom: 48px;
  display: inline-block;
  position: relative;
  padding: 0 4px;
  color: #0C2A5C; /* Koyu mavi metin rengi */
  background-image: linear-gradient(to bottom, transparent 55%, #D0E2FF 55%);
  left: 50%;
  transform: translateX(-50%);
}

.references-logos {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 80px;
  flex-wrap: wrap;
}

.reference-logo {
  display: flex;
  align-items: center;
  justify-content: center;
}

.reference-logo img {
  max-height: 80px;
  width: auto;
  object-fit: contain;
  filter: grayscale(0);
}

/* RESPONSIVE - 1024px ve altında */
@media (max-width: 1024px) {
  .hero {
    margin-top: 104px; /* Tablet header yüksekliği için boşluk */
  }

  .hero-subtitle {
    font-size: 35px;
  }

  .header-inner {
    flex-direction: column;
    gap: 24px;
    padding: 20px 0;
  }

  .logo {
    width: 100%;
    display: flex;
    justify-content: center;
  }

  .mobile-menu-toggle {
    display: none !important;
  }

  .main-nav {
    width: 100%;
  }

  .main-nav ul {
    justify-content: center;
    flex-wrap: nowrap;
    gap: 40px;
  }

  .main-nav li + li {
    padding-left: 40px;
    border-left: 2px solid #123e8a;
  }
}

/* MOBİL - 768px ve altında */
@media (max-width: 768px) {
  .site-header {
    padding: 0;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.08);
  }

  .header-inner {
    flex-direction: row;
    justify-content: space-between;
    align-items: center;
    padding: 16px 20px;
    min-height: 64px;
  }

  .logo {
    width: auto;
    display: block;
    flex: 0 0 auto;
  }

  .logo img {
    height: 40px;
    width: auto;
  }

  .mobile-menu-toggle {
    display: flex !important;
    width: 44px;
    height: 44px;
    flex-shrink: 0;
    font-size: 22px;
  }

  .mobile-menu-toggle i {
    display: block;
  }

  .main-nav {
    position: fixed;
    top: 0;
    left: -100%;
    width: 100vw;
    height: 100vh;
    background-color: #ffffff;
    transition: left 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    z-index: 1000;
    overflow-y: auto;
    box-shadow: 2px 0 10px rgba(0, 0, 0, 0.1);
  }

  .main-nav.active {
    left: 0;
  }

  .mobile-menu-close {
    position: absolute;
    top: 20px;
    right: 24px;
    background: transparent;
    border: none;
    font-size: 24px;
    color: #123e8a;
    cursor: pointer;
    line-height: 1;
    padding: 0;
    width: 44px;
    height: 44px;
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 1001;
    transition: all 0.3s ease;
  }

  .mobile-menu-close:hover {
    color: #0C2A5C;
    transform: scale(1.1);
  }

  .mobile-menu-close i {
    display: block;
  }

  .main-nav ul {
    flex-direction: column;
    align-items: stretch;
    padding: 80px 0 24px;
    gap: 0;
    margin: 0;
  }

  .main-nav li {
    width: 100%;
    padding: 0;
    text-align: center;
    list-style: none;
  }

  .main-nav li + li {
    padding-left: 0;
    border-left: none;
    border-top: 1px solid #e8e8e8;
  }

  .main-nav a {
    display: block;
    font-size: 18px;
    font-weight: 600;
    padding: 18px 24px;
    text-align: center;
    color: #000000;
    text-decoration: none;
    transition: all 0.2s ease;
  }

  .main-nav a:hover {
    background-color: #f5f5f5;
    color: #123e8a;
  }

  .main-nav a.active {
    color: #123e8a;
    background-color: #f0f4ff;
    position: relative;
  }

  .main-nav a.active::after {
    content: '';
    position: absolute;
    left: 0;
    top: 0;
    bottom: 0;
    width: 4px;
    background-color: #123e8a;
  }

  /* Hero Section Mobil Optimizasyonu */
  .hero {
    min-height: 500px;
    padding: 40px 16px;
    margin-top: 64px; /* Mobil header yüksekliği için boşluk */
  }

  .hero-eyebrow {
    font-size: 28px;
    margin-bottom: 12px;
  }

  .hero-title {
    font-size: 64px;
    margin-top: -8px;
  }

  .hero-divider {
    width: 200px;
    margin: 24px auto 32px;
  }

  .hero-subtitle {
    font-size: 20px;
    bottom: 20px;
  }

  /* Container Mobil Optimizasyonu */
  .container {
    padding: 0 16px;
  }

  /* Logo Mobil Optimizasyonu */
  .logo img {
    height: 48px;
  }

  /* Brands Section Mobil */
  .brands-section {
    padding: 32px 0 48px;
  }

  .brands-card {
    padding: 24px 16px;
    margin: 0 16px;
  }

  .brands-title {
    font-size: 18px;
    margin-bottom: 24px;
  }

  .brands-track img {
    max-height: 40px;
  }

  /* Service Cards Mobil */
  .services-section {
    padding: 24px 0 48px;
  }

  .service-card {
    flex-direction: column;
    margin: 0 16px 32px;
    padding: 0;
  }

  .service-card-reverse {
    flex-direction: column;
  }

  .service-card-reverse .service-content {
    padding: 24px;
  }

  .service-image-wrapper {
    flex: 1;
    width: 100%;
    padding: 24px;
  }

  .service-content {
    padding: 24px;
  }

  .service-title {
    font-size: 16px;
    margin-bottom: 16px;
  }

  .service-description {
    font-size: 16px;
    line-height: 28px;
  }

  /* Contact & About Mobil */
  .contact-about-section {
    padding: 32px 0 24px;
  }

  .contact-about-inner {
    flex-direction: column;
    gap: 32px;
    margin-bottom: 32px;
  }

  .contact-block {
    max-width: 100%;
  }

  .section-heading {
    font-size: 18px;
  }

  .section-heading-underline {
    width: 120px;
    margin-bottom: 24px;
  }

  .contact-info p {
    font-size: 16px;
    margin-bottom: 12px;
  }

  .contact-logo img {
    max-width: 220px;
  }

  .about-card {
    margin: 0 16px;
    padding: 32px 24px;
  }

  .about-title {
    font-size: 18px;
    margin-bottom: 16px;
  }

  .about-text {
    font-size: 16px;
    line-height: 28px;
  }

  /* References Mobil */
  .references-section {
    padding: 48px 0;
  }

  .references-title {
    font-size: 18px;
    margin-bottom: 32px;
  }

  .references-logos {
    gap: 24px;
    padding: 0 16px;
    flex-wrap: nowrap;
    justify-content: center;
  }

  .reference-logo {
    flex: 0 0 auto;
  }

  .reference-logo img {
    max-height: 40px;
    width: auto;
  }

  /* Section Bar Mobil */
  .section-bar {
    height: 32px;
  }

  .section-bar-services {
    padding: 0 16px;
  }

  .services-title {
    font-size: 18px;
  }
}