body {
  background-color: #abcdef;
  font-family: "Poppins", sans-serif;
}
.hidden-content {
  display: none; /* Başlangıçta gizli olacak */
}

/* Genel stiller */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body {
  font-family: "Arial", sans-serif;
  line-height: 1.6;
}

/* Renk değişkenlerini güncelleme */
:root {
  --primary-dark: #011f4b;
  /* En koyu mavi */
  --primary: #03396c;
  /* Koyu mavi */
  --secondary: #005b96;
  /* Orta mavi */
  --accent: #6497b1;
  /* Açık mavi */
  --light: #b3cde0;
  /* En açık mavi */

  /* Uygulama renkleri */
  --background: white;
  --text: var(--primary-dark);
  --header-bg: var(--primary-dark);
  --button-primary: var(--primary);
  --button-hover: var(--secondary);
  --card-border: var(--accent);
  --input-border: var(--accent);
  --section-bg: var(--light);
}

/* Header Stili */
.navbar {
  background-color: var(--primary-dark);
  padding: 1rem 2rem;
  box-shadow: 0 2px 5px rgba(0, 0, 0, 0.1);
}
.carousel slide {
  height: 600px !important;
}
.nav-links {
  list-style: none;
}

.nav-links a {
  color: white;
  text-decoration: none;
  padding: 0.5rem 1rem;
  transition: color 0.3s ease;
}

.nav-links a:hover {
  color: var(--light);
}

/* Ana İçerik Bölümü */
.main-content {
  padding: 2rem;
}

.section {
  margin-bottom: 3rem;
  padding: 2rem;
  border-radius: 8px;
}

.section:nth-child(even) {
  background-color: var(--section-bg);
}

/* Kartlar */
.card-container {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 2rem;
  padding: 1rem;
}

.card {
  padding: 1.5rem;
  border-radius: 8px;
  transition: transform 0.3s ease;
  border: 2px solid var(--primary);
}

.card:hover {
  transform: translateY(-5px);
  box-shadow: 0 5px 15px rgba(1, 31, 75, 0.2);
  border-color: var(--light);
}

/* Butonlar */
.btn {
  padding: 0.8rem 1.5rem;
  border: none;
  border-radius: 4px;
  cursor: pointer;
  transition: all 0.3s ease;
}

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

.btn-primary:hover {
  background-color: var(--secondary);
}

.btn-secondary {
  background-color: var(--accent);
  color: white;
}

.btn-secondary:hover {
  background-color: var(--secondary);
}

/* Form Elementleri */
input,
textarea {
  border: 2px solid var(--accent);
  padding: 0.8rem;
  border-radius: 4px;
  width: 100%;
  margin-bottom: 1rem;
}

input:focus,
textarea:focus {
  outline: none;
  border-color: var(--secondary);
}

/* Footer */
footer {
  background-color: var(--primary-dark);
  color: white;
  padding: 2rem;
  margin-top: 3rem;
}

/* Responsive Tasarım */
@media (max-width: 768px) {
  .card-container {
    grid-template-columns: 1fr;
  }

  .section {
    padding: 1rem;
  }
}

/* Navbar Stili */
.navbar {
  background-color: var(--primary-dark);
  padding: 15px 0;
  box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
  font-size: 24pt;
  position: fixed;
  width: 100%;
  top: 0;
  z-index: 1000;
  height: 80px;
  /* Yüksekliği küçült */
}

.nav-item {
  font-size: 18pt;
}

.navbar-nav .nav-link.show {
  color: var(--accent) !important;
}

.img {
  width: 150px;
  height: 10px;
}

.isim:hover {
  color: var(--accent);
  box-shadow: var(--light) 10px 5px 15px;
  border-radius: 5px;
}

.navbar-brand img {
  height: 100px;
}

.navbar-brand {
  display: flex;
  align-items: center;
  font-size: 24pt;
  font-weight: bold;
  color: white;
  text-decoration: none;
}

.isim {
  font-size: 24pt;
  color: var(--light);
  font-weight: bold;
  text-decoration: none;
  margin-left: 10px;
  margin-left: -50px;
}

.carousel-item img {
  height: 600px;
}

.navbar-toggler {
  border: none;
  outline: none;
  position: relative;
}

.navbar-toggler-icon {
  filter: invert(1);
  transition: transform 0.3s ease;
}

.navbar-toggler[aria-expanded="true"] .navbar-toggler-icon {
  transform: rotate(90deg);
}

.navbar-nav {
  margin: 0 10px;
}

.navbar-nav .nav-link {
  color: var(--accent);
  font-size: 15pt;
  font-weight: 500;
  transition: color 0.3s ease-in-out;
}

.giris-a {
  color: white;
  text-decoration: none;
}

.navbar-nav .nav-link:hover {
  color: var(--light);
  box-shadow: var(--secondary) 15px 5px 25px;
  border-radius: 10px;
}

/* Hamburger Menüsü Özelleştirmesi */
.navbar-collapse {
  display: none;
}

.dropdown-item {
  background-color: var(--primary-dark);
  color: var(--light);
}

.dropdown-item:hover {
  background-color: var(--secondary);
  color: var(--light);
}

.dropdown-menu {
  min-width: 300px;
  padding: 10px 0;
  background-color: var(--primary-dark);
  font-size: 16pt;
}

.navbar-collapse.show {
  display: block;
}

.carousel-control-prev-icon {
  background-color: black;
}

.carousel-control-next-icon {
  background-color: black;
}

/* Header düzeni */
.container {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.navbar-toggler {
  z-index: 1050;
}

.container {
  display: flex;
  gap: 20px;
}

.container-giris {
  display: flex;
  justify-content: center;
  align-items: center;
  width: 100%;
  background-color: var(--primary);
  height: 100px;
}

.role {
  background-color: var(--secondary);
  padding: 20px 30px;
  border-radius: 15px;
  display: flex;
  align-items: center;
  gap: 10px;
  color: white;
  font-size: 22px;
  font-weight: bold;
  cursor: pointer;
  transition: all 0.3s ease-in-out;
  box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
  border: 2px solid var(--light);
  margin-left: 50px;
  margin-right: 50px;
  height: 50px;
}

.role:hover {
  background-color: var(--accent);
  transform: translateY(-5px);
  box-shadow: 0 8px 12px rgba(0, 0, 0, 0.2);
  border-color: var(--light);
}

.role img {
  width: 40px;
  height: 40px;
  transition: transform 0.3s ease-in-out;
}

.role:hover img {
  transform: scale(1.1);
}

/* Container Stili */
.container {
  display: flex;
  justify-content: center;
  gap: 30px;
  margin-top: 120px;
  flex-wrap: wrap;
}

.card {
  transition: transform 0.3s ease-in-out;
  border: 2px solid var(--primary);
  margin: 10px;
  margin-bottom: 20px;
}

.card:hover {
  transform: translateY(-5px);
  box-shadow: 0 10px 20px rgba(0, 0, 0, 0.2);
  border-color: var(--light);
}

.card-body {
  background-color: var(--primary-dark);
  color: white;
  font-weight: bold;
}

.card-title {
  color: var(--light);
}

.card-img-top {
  height: 250px;
}

.container {
  margin: 40px auto;
  max-width: 90%;
}

.row {
  background-color: var(--accent);
  border-radius: 20px;
  padding: 20px;
  margin-top: 2px;
}

.col {
  padding: 15px;
}

.card {
  height: 400px;
  max-height: 100%;
  margin: 15px;
}

.card:hover {
  transform: translateY(-5px);
  box-shadow: 0 10px 20px rgba(0, 0, 0, 0.2);
  border-color: var(--light);
}

.card-body {
  background-color: var(--primary-dark);
  color: white;
  font-weight: bold;
  text-align: center;
}

.card-title {
  color: var(--light);
  font-size: 18px;
}

.card-img-top {
  height: 200px;
  object-fit: cover;
  border-top-left-radius: 10px;
  border-top-right-radius: 10px;
}

.custom-div {
  padding: 20px;
  margin: 10px;
  border-radius: 10px;
  box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
  text-align: center;
  transition: transform 0.3s ease-in-out;
  height: 100%;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  font-size: 16pt;
}

.custom-div:hover {
  transform: translateY(-10px);
}

.div-1 {
  background-color: var(--primary);
  color: white;
}

.div-2 {
  background-color: var(--secondary);
  color: white;
}

.div-3 {
  background-color: var(--light);
  color: var(--primary-dark);
}

.custom-div p {
  flex-grow: 1;
  overflow-y: auto;
  margin-bottom: 15px;
}

.btn {
  width: 100%;
  font-size: 18pt;
}

.hidden-content {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.5s ease-out;
}

.show-content {
  max-height: 500px;
  transition: max-height 0.5s ease-in;
}

/* Başlıkların font boyutu */
.custom-div h3 {
  font-size: 24pt;
  margin-bottom: 20px;
}

/* Footer Stili */
footer {
  background-color: var(--primary-dark);
  color: white;
  padding: 20px 0;
  margin-top: 50px;
  text-align: center;
}

footer img {
  width: 100px;
  height: auto;
  margin-bottom: 10px;
}

footer p {
  font-size: 16pt;
  margin: 0;
}

/* Yukarı/Aşağı Ok Tuşları */
.scroll-button {
  position: fixed;
  bottom: 20px;
  right: 20px;
  z-index: 1000;
}

.scroll-button button {
  background-color: var(--primary-dark);
  color: var(--light);
  border: none;
  border-radius: 50%;
  width: 50px;
  height: 50px;
  font-size: 20px;
  cursor: pointer;
  box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
  transition: background-color 0.3s ease, transform 0.3s ease;
}

.scroll-button button:hover {
  background-color: var(--accent);
  transform: scale(1.1);
}

/* Responsive Düzen */
@media (max-width: 768px) {
  /* Navbar için mobil düzen */
  .navbar {
    height: auto;
    padding: 10px 0;
  }

  .navbar-brand img {
    height: 80px;
  }

  .isim {
    font-size: 18pt;
    margin-left: 0;
  }

  .navbar-nav .nav-link {
    font-size: 14pt;
  }

  /* Carousel için mobil düzen */
  .carousel-item img {
    height: 300px;
  }

  /* Giriş butonları için mobil düzen */
  .container-giris {
    flex-direction: column;
    gap: 10px;
    height: auto;
    padding: 20px 0;
  }

  .role {
    width: 100%;
    padding: 15px 20px;
    font-size: 18px;
  }

  /* Kartlar için mobil düzen */
  .card {
    height: auto;
    margin: 10px 0;
  }

  .card-img-top {
    height: 150px;
  }

  .card-title {
    font-size: 16px;
  }

  .card-text {
    font-size: 14px;
  }

  /* Özel div'ler için mobil düzen */
  .custom-div {
    margin: 10px 0;
    padding: 15px;
  }

  .custom-div h3 {
    font-size: 18pt;
  }

  .custom-div p {
    font-size: 14pt;
  }

  /* Footer için mobil düzen */
  footer img {
    width: 80px;
  }

  footer p {
    font-size: 14pt;
  }

  /* Scroll butonu için mobil düzen */
  .scroll-button button {
    width: 40px;
    height: 40px;
    font-size: 16px;
  }
}

@media (max-width: 576px) {
  /* Daha küçük ekranlar için ekstra düzenlemeler */
  .navbar-brand img {
    height: 60px;
  }

  .isim {
    font-size: 16pt;
  }

  .navbar-nav .nav-link {
    font-size: 12pt;
  }

  .carousel-item img {
    height: 200px;
  }

  .role {
    font-size: 16px;
  }

  .card-img-top {
    height: 120px;
  }

  .card-title {
    font-size: 14px;
  }

  .card-text {
    font-size: 12px;
  }

  .custom-div h3 {
    font-size: 16pt;
  }

  .custom-div p {
    font-size: 12pt;
  }

  footer img {
    width: 60px;
  }

  footer p {
    font-size: 12pt;
  }
}
footer {
  background-color: #002147; /* Koyu mavi arka plan */
  color: white;
  padding: 20px 0;
}

.footer-container {
  display: flex;
  justify-content: space-between; /* Sola hizala */
  align-items: flex-start;
  flex-wrap: wrap;
  max-width: 1200px;
  margin: auto;
  padding: 20px;
  gap: 50px;
}

.footer-left,
.footer-right {
  display: flex;
  flex-direction: column;
  align-items: flex-start; /* Sola hizalama */
  text-align: left;
  padding: 10px;
}

.footer-img {
  width: 100px;
  height: auto;
}

.footer-h3 {
  font-size: 20pt;
  font-weight: bold;
  margin: 10px 0;
}

.footer-pkonu {
  font-size: 14pt;
  max-width: 400px;
  padding: 10px 0;
}

.footer-baglanti {
  font-size: 18pt;
  font-weight: bold;
  margin-bottom: 10px;
  margin-top: 50px;
}

/* Bağlantılar ve ikonları yan yana hizala */
.footer-links-icons {
  display: flex;
  gap: 30px; /* Bağlantılar ve ikonlar arasındaki boşluk */
}

.footer-kisayol {
  display: flex;
  flex-direction: column;
  gap: 5px;
}

.footer-a {
  text-decoration: none;
  color: white;
  font-size: 14pt;
  transition: color 0.3s;
}

.footer-a:hover {
  color: #ffcc00;
}

.footer-icons {
  display: flex;
  flex-direction: column;
  gap: 10px;
  margin-top: -80px;
  margin-left: 150px;
}

.footer-icons a img {
  width: 30px;
  transition: transform 0.3s ease-in-out;
}

.footer-icons a img:hover {
  transform: scale(1.1);
}

.footer-p {
  margin-top: 20px;
  font-size: 12pt;
  opacity: 0.8;
  text-align: center;
}

.insta-a {
  margin-left: 30px;
  text-decoration: none;
  color: white;
  display: flex;
  align-items: center;
}

.insta-a img {
  margin-right: 10px;
}

/* Responsive Tasarım */
@media (max-width: 1024px) {
  .footer-container {
    flex-direction: column;
    align-items: flex-start;
    text-align: left;
    gap: 30px;
  }

  .footer-left,
  .footer-right {
    align-items: center; /* Daha düzgün hizalama */
    text-align: center; /* Metni ortala */
  }

  .footer-links-icons {
    flex-direction: column;
    gap: 20px;
    margin-top: 20px;
  }

  .footer-kisayol {
    align-items: center;
    gap: 15px;
  }

  .footer-icons {
    margin-top: 0; /* İkonlar üst üste gelmesin diye margin kaldırıldı */
    margin-left: 0;
    align-items: center;
    gap: 15px;
  }

  .footer-img {
    width: 80px; /* Mobil ekranlarda logo boyutunu küçült */
  }

  .footer-pkonu {
    max-width: 100%; /* Yazı taşarsa tüm alana yayılabilir */
    text-align: center;
  }

  .insta-a {
    margin-left: 0; /* Sağdaki margin sıfırlandı */
    justify-content: center;
  }

  .footer-p {
    font-size: 10pt; /* Alt yazıyı biraz daha küçült */
  }
}

@media (max-width: 768px) {
  .footer-container {
    gap: 20px; /* Daha küçük boşluk */
  }

  .footer-left,
  .footer-right {
    padding: 15px; /* Daha fazla padding ekledim */
  }

  .footer-kisayol,
  .footer-icons {
    align-items: center;
    gap: 10px;
  }

  .footer-baglanti {
    font-size: 16pt; /* Bağlantı başlıklarını küçült */
    margin-top: 30px;
  }

  .footer-a {
    font-size: 12pt; /* Bağlantı font boyutunu küçült */
  }

  .footer-p {
    font-size: 10pt; /* Alt yazıyı daha da küçült */
  }
}