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

  :root {
   --green-primary: #00A651; /* Bursaspor Yeşili */
   --green-dark: #006400;
   --white: #FFFFFF;
   --black: #1a1a1a;
   --gray: #666666;
   --light-bg: #f8f9fa;
  }

body {
  font-family: 'Poppins', sans-serif;
  color: var(--black);
  line-height: 1.6;
  overflow: scroll;
}

body.menu-open {
    overflow: hidden;
    height: 100vh;
}


  html {
   scroll-behavior: smooth;
   scroll-padding-top: 100px
  }

  /* TÜM GÖRSELLERİ RESPONSIVE YAPMAK İÇİN EK EKLENDİ */
  img {
   max-width: 100%;
   height: auto;
   display: block;
  }
  /* ---------------------------------------------------- */

  /* Navigation */
  .navbar {
   position: fixed;
   top: 0;
   width: 100%;
   background: white;
   backdrop-filter: blur(10px);
   box-shadow: 0 2px 30px rgba(0,0,0,0.1);
   z-index: 1000;
   transition: all 0.3s ease;
  }

  .nav-container {
   max-width: 1400px;
   margin: 0 auto;
   padding: 1.2rem 4rem;
   display: flex;
   justify-content: space-between;
   align-items: center;
   position: relative;
  }

  .logo {
   font-size: 1.8rem;
   font-weight: 800;
   color: var(--green-dark);
   text-decoration: none;
   display: flex;
   align-items: center;
   gap: 10px;
  }

  .logo span {
   color: var(--green-primary);
  }

  .nav-menu {
   display: flex;
   list-style: none;
   align-items: center;
   z-index: 999;
  }

.nav-menu a {
  color: var(--black);
  text-decoration: none;
  font-weight: 500;
  font-size: 1rem;
  transition: color 0.3s;
  position: relative;
}

.nav-menu li:not(:last-child) {
  margin: 0 15px;
}


  .nav-menu a::after {
   content: '';
   position: absolute;
   bottom: -5px;
   left: 0;
   width: 0;
   height: 3px;
   background: var(--green-primary);
   transition: width 0.3s;
  }

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

  .nav-menu a:hover {
   color: var(--green-primary);
  }

  .nav-cta {
   background: var(--green-primary);
   color: white !important;
   padding: 12px 30px;
   border-radius: 50px;
   font-weight: 600;
   transition: all 0.3s;
  }

  .nav-cta::after {
   display: none;
  }

  .nav-cta:hover {
   background: var(--green-dark);
   transform: translateY(-2px);
   box-shadow: 0 10px 25px rgba(0, 166, 81, 0.3);
  }
 
  /* ---------------------------------------------------- */
  /* YENİ EKLENEN: HAMBURGER MENÜ BUTONU VE MOBİL MENÜ STILLERİ */
  /* ---------------------------------------------------- */
  .hamburger {
   display: none; /* Masaüstünde gizle */
   cursor: pointer;
   font-size: 1.5rem;
   color: var(--black);
   z-index: 1010;
  }

  /* Hero Section */
  .hero {
   margin-top: 80px;
   min-height: 100vh;
   background: linear-gradient(135deg, #003d00 0%, #00A651 100%);
   display: flex;
   align-items: center;
   padding: 4rem 4rem;
   position: relative;
   overflow: hidden;
  }

  .hero::before {
   content: '';
   position: absolute;
   width: 600px;
   height: 600px;
   background: radial-gradient(circle, rgba(255,255,255,0.1) 0%, transparent 70%);
   border-radius: 50%;
   top: -200px;
   right: -200px;
  }

  .hero::after {
   content: '';
   position: absolute;
   width: 400px;
   height: 400px;
   background: radial-gradient(circle, rgba(255,255,255,0.08) 0%, transparent 70%);
   border-radius: 50%;
   bottom: -100px;
   left: -100px;
  }

  .hero-container {
   max-width: 1400px;
   margin: 0 auto;
   display: grid;
  
   grid-template-columns: 1.2fr 1fr;
   gap: 4rem;
   align-items: center;
   position: relative;
   z-index: 1;
  }

  .hero-content h1 {
   font-size: 5rem;
   font-weight: 900;
   color: white;
  
   line-height: 1.1;
   margin-bottom: 1.5rem;
   letter-spacing: -2px;
  }

  .hero-content h1 .highlight {
   color: #7FCD91; /* Daha açık yeşil tonu */
   display: block;
  }

  .hero-content p {
   font-size: 1.4rem;
   color: rgba(255,255,255,0.9);
   margin-bottom: 2.5rem;
   line-height: 1.8;
  }

  .hero-buttons {
   display: flex;
   gap: 1.5rem;
  }

  .btn {
   padding: 18px 40px;
   border-radius: 50px;
   font-weight: 600;
   font-size: 1.1rem;
   text-decoration: none;
   transition: all 0.3s;
   display: inline-block;
  }

  .btn-primary {
   background: white;
   color: var(--green-dark);
   box-shadow: 0 10px 30px rgba(0,0,0,0.2);
  }

  .btn-primary:hover {
   transform: translateY(-3px);
   box-shadow: 0 15px 40px rgba(0,0,0,0.3);
  }

  .btn-secondary {
   background: transparent;
   color: white;
   border: 2px solid white;
  }

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

  .hero-stats {
   display: grid;
   grid-template-columns: repeat(3, 1fr);
   gap: 2rem;
   margin-top: 3rem;
  }

  .stat {
   text-align: center;
  }

  .stat-number {
   font-size: 3.5rem;
   font-weight: 900;
   color: white;
   display: block;
   line-height: 1;
  }

  .stat-label {
   font-size: 1rem;
   color: rgba(255,255,255,0.8);
   margin-top: 0.5rem;
  }

  /* ---------------------------------------------------- */
  /* GÜNCELLENMİŞ: HERO IMAGE (BÜYÜK KAPAK FOTOĞRAFI) */
  /* ---------------------------------------------------- */

  .hero-image {
   border-radius: 30px;
   padding: 0;
   border: 5px solid rgba(255,255,255,0.5);
   min-height: 500px;
   box-shadow: 0 20px 60px rgba(0,0,0,0.3);
   overflow: hidden;
  
   /* Kapak Fotoğrafı Stil Kodları */
   background-image: url('https://oncukaleciokulu.com/images/IMG_1369.JPEG');
   background-size: cover;
  
   /* Sağdan taşırma için background-position */
   background-position: right 20% center;
  
   background-color: var(--green-dark);
  }
  /* ---------------------------------------------------- */


  /* Section Styling */
  section {
   padding: 8rem 4rem;
  }

  .section-header {
   text-align: center;
   max-width: 800px;
   margin: 0 auto 5rem;
  }

  .section-tag {
   color: var(--green-primary);
   font-weight: 700;
   font-size: 1rem;
   text-transform: uppercase;
   letter-spacing: 3px;
   margin-bottom: 1rem;
   display: block;
  }

  .section-title {
   font-size: 4rem;
   font-weight: 900;
   color: var(--black);
   margin-bottom: 1.5rem;
   line-height: 1.2;
  }

  .section-subtitle {
   font-size: 1.3rem;
   color: var(--gray);
   line-height: 1.8;
  }

  /* About Section */
  #hakkimizda {
   background: var(--light-bg);
  }

  .about-container {
   max-width: 1400px;
   margin: 0 auto;
   display: grid;
   grid-template-columns: 1fr 1fr;
   gap: 5rem;
   align-items: center;
  }

  .about-image-box {
   background: linear-gradient(135deg, var(--green-primary), var(--green-dark));
   border-radius: 30px;
  
   display: flex;
   align-items: center;
   justify-content: center;
   font-size: 10rem;
   color: white;
   box-shadow: 0 30px 80px rgba(0, 166, 81, 0.3);
   position: relative;
   overflow: hidden;
   /* Görselin konteynıra tam sığmasını ve boşluk oluşmamasını sağlar */
   aspect-ratio: 4/3; 
  }
 
  .about-image-box img {
   width: 100%;
   height: 100%;
   object-fit: cover; /* GÖRSELİN TAM OTURMASI İÇİN EK ÖNEMLİ KURAL */
   transition: transform 0.5s ease;
  }
 
  .about-image-box:hover img {
   transform: scale(1.05);
  }


  .about-image-box::before {
   content: '';
   position: absolute;
   width: 300px;
   height: 300px;
   background: radial-gradient(circle, rgba(255,255,255,0.2) 0%, transparent 70%);
   border-radius: 50%;
   top: -100px;
   right: -100px;
   animation: float 6s ease-in-out infinite;
  }

  @keyframes float {
   0%, 100% { transform: translateY(0); }
   50% { transform: translateY(-20px); }
  }

  .about-content h2 {
   font-size: 3.5rem;
   font-weight: 900;
   color: var(--black);
   margin-bottom: 2rem;
   line-height: 1.2;
  }

  .about-content p {
   font-size: 1.2rem;
   color: var(--gray);
   line-height: 1.9;
   margin-bottom: 2rem;
  }

  .about-features {
   display: grid;
   grid-template-columns: 1fr 1fr;
   gap: 2rem;
   margin-top: 3rem;
  }

  .feature {
   display: flex;
   gap: 1.5rem;
   align-items: start;
  }

  .feature-icon {
   width: 60px;
   height: 60px;
   background: var(--green-primary);
   color: white;
   border-radius: 15px;
   display: flex;
   align-items: center;
   justify-content: center;
   font-size: 1.8rem;
   flex-shrink: 0;
  }

  .feature-content h3 {
   font-size: 1.3rem;
   font-weight: 700;
   color: var(--black);
   margin-bottom: 0.5rem;
  }

  .feature-content p {
   font-size: 1rem;
   color: var(--gray);
   margin: 0;
  }

  /* Programs Section */
  #egitimler {
   background: var(--white);
  }

  .programs-container {
   max-width: 1400px;
   margin: 0 auto;
   display: grid;
   grid-template-columns: repeat(3, 1fr);
   gap: 3rem;
  }

  .program-card {
   background: var(--light-bg);
   border-radius: 25px;
   padding: 3rem 2.5rem;
   box-shadow: 0 10px 40px rgba(0,0,0,0.08);
   transition: all 0.4s;
   border: 2px solid transparent;
   position: relative;
   overflow: hidden;
  }

  .program-card::before {
   content: '';
   position: absolute;
   top: 0;
   left: 0;
   width: 100%;
   height: 5px;
   background: linear-gradient(90deg, var(--green-primary), var(--green-dark));
  }

  .program-card:hover {
   transform: translateY(-10px);
   box-shadow: 0 20px 60px rgba(0, 166, 81, 0.2);
   border-color: var(--green-primary);
  }

  .program-icon {
   font-size: 4rem;
   margin-bottom: 1.5rem;
   display: block;
   color: var(--green-primary);
  }

  .program-card h3 {
   font-size: 1.8rem;
   font-weight: 800;
   color: var(--black);
   margin-bottom: 1rem;
  }

  .program-card p {
   font-size: 1.1rem;
   color: var(--gray);
   line-height: 1.8;
   margin-bottom: 2rem;
  }

  .program-list {
   list-style: none;
   margin-bottom: 2rem;
  }

  .program-list li {
   padding: 0.8rem 0;
   color: var(--gray);
   font-size: 1rem;
   display: flex;
   align-items: center;
   gap: 1rem;
  }

  .program-list li::before {
   content: '✓';
   color: var(--green-primary);
   font-weight: bold;
   font-size: 1.5rem;
  }

  .program-cta {
   display: inline-block;
   color: var(--green-primary);
   font-weight: 700;
   font-size: 1.1rem;
   text-decoration: none;
   transition: all 0.3s;
  }

  .program-cta:hover {
   letter-spacing: 1px;
  }

  .program-cta::after {
   content: ' →';
   margin-left: 5px;
   transition: margin-left 0.3s;
  }

  .program-cta:hover::after {
   margin-left: 10px;
  }

  /* ---------------------------------------------------- */
  /* YENİ EKLENDİ: FOTOĞRAF GALERİSİ (Gallery Section) */
  /* ---------------------------------------------------- */
  #galeri {
   background: var(--light-bg);
  }

.gallery-container {
    display: grid;
    grid-template-columns: repeat(3, 1fr); /* Yan yana 3 adet */
    gap: 20px;
    max-width: 1400px;
    margin: 0 auto;
}

/* Başlangıçta gizli olacak öğeler */
.gallery-item.hidden-item {
    display: none;
}

/* Mobil için 3'lü yapıyı 1 veya 2'ye düşürmek (Opsiyonel) */
@media (max-width: 768px) {
    .gallery-container {
        grid-template-columns: repeat(2, 1fr);
    }
}

  .gallery-item {
   width: 100%;
   /* 4:3 en boy oranı için padding-top kullanıldı */
   padding-top: 75%;
   background-size: cover;
   background-position: center;
   border-radius: 15px;
   box-shadow: 0 10px 30px rgba(0,0,0,0.1);
   transition: transform 0.3s ease, box-shadow 0.3s ease;
   cursor: pointer;
   border: 5px solid white; /* Fotoğraf çerçevesi efekti */
   overflow: hidden;
   position: relative;
  }

  .gallery-item:hover {
   transform: scale(1.03);
   box-shadow: 0 15px 45px rgba(0, 166, 81, 0.3);
   border-color: var(--green-primary);
  }
  /* ---------------------------------------------------- */

  /* GALERİ POPUP (MODAL) STİLLERİ EKLENDİ */
  .modal {
   display: none; /* Varsayılan olarak gizli */
   position: fixed;
   z-index: 2000; /* Her şeyin üzerinde olsun */
   padding-top: 50px; /* Konumu ayarlayın */
   left: 0;
   top: 0;
   width: 100%;
   height: 100%;
   overflow: auto;
   background-color: rgba(0, 0, 0, 0.95); /* Yarı saydam siyah arkaplan */
  }

  .modal-content {
   margin: auto;
   display: block;
   width: 90%;
   max-width: 900px;
   border-radius:15px;
   box-shadow: 0 5px 30px rgba(0,0,0,0.5);
   animation-name: zoom;
   animation-duration: 0.4s;
  }

  @keyframes zoom {
   from {transform:scale(0.5); opacity: 0;}
   to {transform:scale(1); opacity: 1;}
  }

  .modal-close {
   position: absolute;
   top: 15px;
   right: 35px;
   color: #f1f1f1;
   font-size: 40px;
   font-weight: bold;
   transition: 0.3s;
   cursor: pointer;
  }

  .modal-close:hover,
  .modal-close:focus {
   color: var(--green-primary);
   text-decoration: none;
   cursor: pointer;
  }
  /* ---------------------------------------------------- */


  /* Coach Section */
  #serhat-oncu {
   background: var(--white);
  }

  .coach-container {
   max-width: 1400px;
   margin: 0 auto;
   display: grid;
   grid-template-columns: 450px 1fr;
   gap: 5rem;
   background: var(--light-bg); /* Arkaplan rengi değişti */
   padding: 5rem;
   border-radius: 30px;
   box-shadow: 0 20px 60px rgba(0,0,0,0.1);
  }

  .coach-sidebar {
   display: flex;
   flex-direction: column;
   gap: 2rem;
  }

  .coach-photo {
   border-radius: 20px;
   overflow: hidden;
   box-shadow: 0 10px 30px rgba(0,0,0,0.2);
   /* Görselin konteynıra tam sığması için */
   aspect-ratio: 4/3; 
  }
 
  .coach-photo img {
   width: 100%;
   height: 100%;
   object-fit: cover; 
   display: block;
   /* === DÜZELTME: Fotoğrafın üst kısmını (kafasını) göstermek için === */
   object-position: top center; 
  }
 
  .coach-stats {
   display: grid;
   grid-template-columns: 1fr 1fr;
   gap: 1.5rem;
  }

  .coach-stat {
   background: white; /* Arkaplan rengi değişti */
   padding: 1.5rem;
   border-radius: 15px;
   text-align: center;
   box-shadow: 0 5px 15px rgba(0,0,0,0.05);
  }

  .coach-stat-number {
   font-size: 2.5rem;
   font-weight: 900;
   color: var(--green-primary);
   display: block;
  }

  .coach-stat-label {
   font-size: 0.9rem;
   color: var(--gray);
   font-weight: 600;
   margin-top: 0.5rem;
  }

  .coach-content h2 {
   font-size: 3.5rem;
   font-weight: 900;
   color: var(--black);
   margin-bottom: 0.5rem;
   line-height: 1.2;
  }

  .coach-title {
   font-size: 1.4rem;
   color: var(--green-primary);
   font-weight: 700;
   margin-bottom: 2rem;
  }

  .coach-bio {
   font-size: 1.2rem;
   color: var(--gray);
   line-height: 1.9;
   margin-bottom: 3rem;
   border-left: 5px solid var(--green-primary);
   padding-left: 20px;
   background: white;
   padding: 20px;
   border-radius: 10px;
   box-shadow: 0 2px 10px rgba(0,0,0,0.05);
  }
 
  .coach-bio p {
   margin-bottom: 1rem;
  }

  .credentials {
   display: grid;
   grid-template-columns: 1fr 1fr;
   gap: 2rem;
  }

  .credential {
   display: flex;
   gap: 1.5rem;
   align-items: start;
   padding: 2rem;
   background: white; /* Arkaplan rengi değişti */
   border-radius: 15px;
   border-left: 5px solid var(--green-primary);
   box-shadow: 0 5px 15px rgba(0,0,0,0.05);
  }

  .credential-icon {
   width: 50px;
   height: 50px;
   background: var(--green-primary);
   color: white;
   border-radius: 12px;
   display: flex;
   align-items: center;
   justify-content: center;
   font-size: 1.5rem;
   flex-shrink: 0;
  }

  .credential-content h4 {
   font-size: 1.3rem;
   font-weight: 700;
   color: var(--black);
   margin-bottom: 0.5rem;
  }

  .credential-content p {
   font-size: 1rem;
   color: var(--gray);
   margin: 0;
  }

  .coach-quote {
   margin-top: 2rem;
   padding: 2rem;
   background: white;
   border-radius: 15px;
   font-style: italic;
   color: var(--black);
   font-size: 1.2rem;
   border: 1px solid #e0e0e0;
   box-shadow: 0 5px 15px rgba(0,0,0,0.05);
  }

  /* Contact Section */
  #iletisim {
   padding: 8rem 4rem; /* Masaüstü padding */
   background: var(--white);
  }

  .contact-wrapper {
   max-width: 1400px;
   margin: 0 auto;
   background: linear-gradient(135deg, var(--green-dark), var(--green-primary));
   border-radius: 30px;
   padding: 5rem; /* MOBILE İÇİN DEĞİŞECEK */
   position: relative;
   overflow: hidden;
   box-shadow: 0 30px 80px rgba(0, 166, 81, 0.4);
  }

  .contact-wrapper::before {
   content: '';
   position: absolute;
   width: 500px;
   height: 500px;
   background: radial-gradient(circle, rgba(255,255,255,0.1) 0%, transparent 70%);
   border-radius: 50%;
   top: -200px;
   right: -200px;
  }

  .contact-container {
   display: grid;
   grid-template-columns: 1fr 1fr; /* MOBILE İÇİN DEĞİŞECEK */
   gap: 5rem;
   position: relative;
   z-index: 1;
  }

  .contact-info h2 {
   font-size: 3.5rem; /* MOBILE İÇİN DEĞİŞECEK */
   font-weight: 900;
   color: white;
   margin-bottom: 1.5rem;
   line-height: 1.2;
  }

  .contact-info p {
   font-size: 1.3rem;
   color: rgba(255,255,255,0.9);
   margin-bottom: 3rem;
   line-height: 1.8;
  }

  .contact-items {
   display: grid;
   gap: 2rem;
  }

  .contact-item {
   display: flex;
   gap: 1.5rem;
   align-items: center;
   padding: 2rem; /* MOBILE İÇİN DEĞİŞECEK */
   background: rgba(255,255,255,0.1);
   backdrop-filter: blur(10px);
   border-radius: 15px;
   border: 1px solid rgba(255,255,255,0.2);
   transition: all 0.3s;
  }

  .contact-item:hover {
   background: rgba(255,255,255,0.15);
   transform: translateX(10px);
  }

  .contact-icon {
   width: 60px; /* MOBILE İÇİN DEĞİŞECEK */
   height: 60px; /* MOBILE İÇİN DEĞİŞECEK */
   background: white;
   color: var(--green-primary);
   border-radius: 12px;
   display: flex;
   align-items: center;
   justify-content: center;
   font-size: 1.8rem;
   flex-shrink: 0;
  }

  .contact-details h4 {
   font-size: 1rem;
   color: rgba(255,255,255,0.7);
   margin-bottom: 0.3rem;
   font-weight: 600;
  }

  .contact-details p,
  .contact-details a {
   font-size: 1.3rem; /* MOBILE İÇİN DEĞİŞECEK */
   color: white;
   font-weight: 700;
   text-decoration: none;
  }

  .contact-details a:hover {
   text-decoration: underline;
  }

  .contact-form {
   background: white;
   padding: 3rem; /* MOBILE İÇİN DEĞİŞECEK */
   border-radius: 25px;
   box-shadow: 0 20px 60px rgba(0,0,0,0.2);
  }

  .contact-form h3 {
   font-size: 2rem;
   font-weight: 800;
   color: var(--black);
   margin-bottom: 2rem;
  }

  .form-group {
   margin-bottom: 1.5rem;
  }

  .form-group label {
   display: block;
   font-size: 1rem;
   font-weight: 600;
   color: var(--black);
   margin-bottom: 0.5rem;
  }

  .form-group input,
  .form-group textarea {
   width: 100%;
   padding: 1.2rem;
   border: 2px solid #e0e0e0;
   border-radius: 12px;
   font-size: 1rem;
   font-family: 'Poppins', sans-serif;
   transition: border-color 0.3s;
  }

  .form-group input:focus,
  .form-group textarea:focus {
   outline: none;
   border-color: var(--green-primary);
  }

  .form-group textarea {
   resize: vertical;
   min-height: 150px;
  }

  .submit-btn {
   width: 100%;
   padding: 1.2rem;
   background: var(--green-primary);
   color: white;
   border: none;
   border-radius: 12px;
   font-size: 1.1rem;
   font-weight: 700;
   cursor: pointer;
   transition: all 0.3s;
  }

  .submit-btn:hover {
   background: var(--green-dark);
   transform: translateY(-2px);
   box-shadow: 0 10px 30px rgba(0, 166, 81, 0.3);
  }

  /* Footer */
  footer {
   background: #0d0d0d;
   color: white;
   padding: 5rem 4rem 2rem;
  }

  .footer-container {
   max-width: 1400px;
   margin: 0 auto;
   display: grid;
   grid-template-columns: 2fr 1fr 1fr 1fr;
   gap: 4rem;
   margin-bottom: 3rem;
  }

  .footer-about h3 {
   font-size: 2rem;
   font-weight: 800;
   margin-bottom: 1.5rem;
   color: var(--green-primary);
  }

  .footer-about p {
   color: rgba(255,255,255,0.7);
   line-height: 1.8;
   font-size: 1rem;
  }

  .footer-section h4 {
   font-size: 1.3rem;
   font-weight: 700;
   margin-bottom: 1.5rem;
  }

  .footer-section ul {
   list-style: none;
  }

  .footer-section ul li {
   margin-bottom: 1rem;
  }

  .footer-section a {
   color: rgba(255,255,255,0.7);
   text-decoration: none;
   transition: color 0.3s;
   font-size: 1rem;
  }

  .footer-section a:hover {
   color: var(--green-primary);
  }

  .footer-bottom {
   max-width: 1400px;
   margin: 0 auto;
   padding-top: 2rem;
   border-top: 1px solid rgba(255,255,255,0.1);
   text-align: center;
   color: rgba(255,255,255,0.5);
   font-size: 1rem;
  }

  /* Responsive */
  @media (min-width: 993px) {
   .nav-menu {
    display: flex !important;
   }
   
   .hamburger {
    display: none !important;
   }
  }

  @media (max-width: 1200px) {
   .nav-container,
   .hero-container,
   .about-container,
   .programs-container,
   .gallery-container,
   .coach-container,
   .footer-container {
    padding-left: 2rem;
    padding-right: 2rem;
   }

   .hero-content h1 {
    font-size: 4rem;
   }

   .section-title {
    font-size: 3rem;
   }
  }

  @media (max-width: 992px) {
   /* Mobil menüsünü gizle, hamburgeri göster */
   .nav-menu {
    display: none;
    /* Mobil menü stili */
    flex-direction: column;
    position: absolute;
    top: 100%; /* Navigasyonun altına konumlandır */
    left: 0;
    width: 100%;
    background: white;
    box-shadow: 0 10px 30px rgba(0,0,0,0.1);
    padding: 1rem 0;
    border-top: 1px solid #eee;
   }
  
   .nav-menu.active {
    display: flex; /* Hamburger menü tıklandığında menüyü göster */
   }
  
   .nav-menu li {
    width: 100%;
    text-align: center;
    padding: 10px 0;
   }
  
   .nav-menu li a {
    font-size: 1.1rem;
    padding: 10px 0;
    display: block;
    color: var(--black);
   }
  
   /* Mobil menüdeki CTA butonu */
   .nav-cta {
    display: block;
    width: 80%;
    margin: 15px auto;
   }

   .hamburger {
    display: block; /* Mobil cihazlarda hamburgeri göster */
   }

   .hero-container,
   .about-container,
   .coach-container,
   .contact-container { /* İLETİŞİM GRİD DEĞİŞİKLİĞİ */
    grid-template-columns: 1fr;
    gap: 3rem;
   }
   
   /* DÜZELTME: #iletisim bölümünün padding'i tablet için ayarlandı */
   #iletisim {
    padding: 6rem 2rem;
   }

   .contact-wrapper { /* İLETİŞİM WRAPPER DOLGU AYARI */
    padding: 3rem;
   }

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

   .hero-content h1 {
    font-size: 3rem;
   }

   .section-title {
    font-size: 2.5rem;
   }

   .footer-container {
    grid-template-columns: 1fr 1fr;
   }

   .hero-stats {
    grid-template-columns: 1fr 1fr;
   }

   .about-features {
    grid-template-columns: 1fr;
   }
  
   .coach-photo {
    height: auto; /* Otomatik yüksekliğe geri döndürüldü */
    aspect-ratio: 4/3;
   }
  
   /* Galeri Modalı Responsive Ayarı */
   .modal-content {
    width: 95%;
   }
   
   /*     Not: .credentials ve .coach-stats 968px'de hala 2 sütun.
    Bu boyutta hala iyi görünebilirler. 
    Sadece en küçükte (600px) tek sütuna düşürdük.
   */
  }

  @media (max-width: 600px) {
   section {
    padding: 4rem 1.5rem;
   }
   
   /* DÜZELTME: #iletisim bölümünün padding'i mobil için ayarlandı */
   #iletisim {
    padding: 4rem 1.5rem;
   }

   .nav-container {
    padding: 1rem 1.5rem;
   }

   .hero {
    padding: 3rem 1.5rem;
   }

   .hero-content h1 {
    font-size: 2.5rem;
   }

home
keyboard_arrow_right
public_html
keyboard_arrow_right
style.css
   .section-title {
    font-size: 2rem;
   }
  
   .contact-info h2 { /* İLETİŞİM BAŞLIK BOYUTU */
    font-size: 2.5rem;
   }

   .footer-container {
    grid-template-columns: 1fr;
   }

   .contact-form,
   .contact-wrapper { /* İLETİŞİM WRAPPER VE FORM DOLGU AYARI */
    padding: 2rem;
   }
  
   .contact-item { /* İLETİŞİM KUTUSU DOLGU AYARI */
    padding: 1.5rem;
   }
  
   .contact-icon { /* İLETİŞİM İKON BOYUTU */
    width: 50px;
    height: 50px;
    font-size: 1.5rem;
   }
  
   .contact-details p,
   .contact-details a { /* İLETİŞİM DETAY METİN BOYUTU */
    font-size: 1.1rem;
   }
  
   .hero-buttons {
    flex-direction: column;
   }
  
   .btn {
    padding: 15px 30px;
   }
  
   .coach-container {
    padding: 3rem 2rem;
   }

   /* === DÜZELTME: Antrenör bölümü iç gridleri mobil için tek sütun yap === */
   .coach-stats {
    grid-template-columns: 1fr;
   }
   .credentials {
    grid-template-columns: 1fr;
   }
   /* ================================================================= */
  
   .programs-container,
   .gallery-container {
    grid-template-columns: 1fr;
   }
  }



/* --- İLETİŞİM BÖLÜMÜ RESPONSIVE STİLLERİ --- */

/* Harita (Iframe) için Responsive Ayar */
.contact-details iframe {
  width: 100% !important; /* HTML içindeki 400px'i ezer */
  max-width: 100%;
  height: 250px; /* Mobilde çok yer kaplamaması için yükseklik ayarı */
  display: block;
  border-radius: 12px;
}

/* Mobilde ikon ve metin hizalaması */
.contact-item {
  display: flex;
  gap: 1.5rem;
  align-items: flex-start; /* Mobilde ikon yukarıda kalsın */
  word-break: break-word; /* Uzun mail adresleri taşmasın */
}

/* --- MEDIA QUERIES (Tablet ve Mobil) --- */

@media (max-width: 968px) {
  /* Grid yapısını tek sütuna düşür (Alt alta diz) */
  .contact-container {
    grid-template-columns: 1fr !important; 
    gap: 3rem;
  }

  /* Dış çerçeve boşluklarını azalt */
  .contact-wrapper {
    padding: 2.5rem !important; 
  }

  /* Bölüm genel boşluğunu azalt */
  #iletisim {
    padding: 4rem 1.5rem !important;
  }
}

@media (max-width: 600px) {
  /* Çok küçük ekranlarda (Telefonlar) */
  
  .contact-wrapper {
    padding: 1.5rem !important; /* İyice daralt */
    border-radius: 20px;
  }

  .contact-info h2 {
    font-size: 2rem !important; /* Başlığı küçült */
  }

  .contact-info p {
    font-size: 1rem !important;
  }

  /* İletişim kutularını (Telefon, Adres) küçült */
  .contact-item {
    padding: 1rem !important;
    flex-direction: column; /* İkon üstte, yazı altta olsun */
    text-align: center;
    align-items: center;
  }
  
  .contact-icon {
    margin-bottom: 10px;
  }

  /* Form içindeki boşlukları al */
  .contact-form {
    padding: 1.5rem !important;
  }
  
  /* Form başlığını küçült */
  .contact-form h3 {
    font-size: 1.5rem !important;
    text-align: center;
  }
}

/* --- GALERİ GRID GÖRÜNÜMÜ --- */
.gallery-container {
    display: grid;
    /* Sütun sayısını ekran genişliğine göre otomatik ayarlar (en az 250px) */
    grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
    gap: 15px; /* Resimler arası boşluk */
    padding: 20px 0;
}

.gallery-item {
    height: 250px; /* Tüm kutular aynı yükseklikte */
    background-size: cover;
    background-position: center;
    border-radius: 12px;
    cursor: pointer;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.gallery-item:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 20px rgba(0,0,0,0.2);
}

/* --- MODAL SLIDER OKLARI --- */
.gallery-modal {
    user-select: none; /* Çift tıklamada seçimi engelle */
}

/* Okların genel stili */
.prev-slide, .next-slide {
    cursor: pointer;
    position: absolute;
    top: 50%;
    width: auto;
    padding: 16px;
    margin-top: -50px; /* Dikey ortalama için */
    color: white;
    font-weight: bold;
    font-size: 40px;
    transition: 0.3s ease;
    border-radius: 0 3px 3px 0;
    z-index: 1001; /* Resmin üzerinde dursun */
    background-color: rgba(0,0,0,0.3); /* Hafif arka plan */
    text-decoration: none;
}

/* Sağ ok pozisyonu */
.next-slide {
    right: 0;
    border-radius: 3px 0 0 3px;
}

/* Sol ok pozisyonu */
.prev-slide {
    left: 0;
    border-radius: 3px 0 0 3px;
}

/* Oklara gelince */
.prev-slide:hover, .next-slide:hover {
    background-color: rgba(0,0,0,0.8);
}

/* Mobilde okları biraz küçültelim */
@media (max-width: 768px) {
    .prev-slide, .next-slide {
        font-size: 30px;
        padding: 10px;
    }
}



/* Normal Video (16:9) */
.video-wrapper {
    position: relative;
    padding-bottom: 56.25%; 
    height: 0;
    border-radius: 12px;
    overflow: hidden;
    background: #000;
}

/* --- SHORTS VİDEO AYARLARI --- */

/* Mobil ve Genel Ayarlar (Varsayılan) */
.shorts-wrapper {
    position: relative;
    padding-bottom: 150%; /* Mobilde dikey formun korunması için ideal oran */
    width: 100%;          /* Mobilde ekranı kaplasın */
    max-width: 100%;
    margin: 0 auto;
    border-radius: 12px;
    overflow: hidden;
}

/* PC / Masaüstü Ayarları (993px ve üzeri ekranlar için) */
@media (min-width: 993px) {
    .shorts-wrapper {
        width: 300px;         /* PC'de sabit 300px genişlik */
        padding-bottom: 450px; /* PC'de yükseklik (İsteğe göre ayarlanabilir) */
        margin: 0 auto;
    }
    
    /* Videoların birbirine çok uzak durmaması için grid boşluğunu daraltalım */
    .shorts-grid {
        gap: 15px !important; 
        justify-items: center; /* Videoları sütun içinde ortalar */
    }
}

/* Iframe'in her zaman kutuyu doldurması için */
.shorts-wrapper iframe {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
}

/* Grid Yapısı (Mevcut yapıyı koruyoruz, gap zaten 25px) */
.video-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 25px; /* Videolar arası boşluk */
    margin-bottom: 20px;
}

.video-wrapper iframe {
    position: absolute;
    top: 0; left: 0; width: 100%; height: 100%;
}

.hidden-video { display: none; }

.video-category-title {
    text-align: center;
    font-size: 1.8rem;
    margin: 40px 0 20px;
    color: var(--green-dark);
}

.load-more-btn {
    display: block;
    margin: 20px auto;
    padding: 10px 25px;
    background: var(--green-primary);
    color: #fff;
    border: none;
    border-radius: 50px;
    cursor: pointer;
}

/* Mobil Menü Açıkken Kaydırmayı Kapat */
body.menu-open {
    overflow: hidden;
}

@media (max-width: 992px) {
    .video-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 600px) {
    .video-grid { grid-template-columns: 1fr; }
}
@media (max-width: 600px) {
    /* Başlık ve alt başlığın mobildeki boşluğunu azaltalım */
    .section-header { margin-bottom: 2rem; }
    .section-title { font-size: 1.8rem; }

    .programs-container {
        display: grid;
        grid-template-columns: 1fr;
        gap: 8px; /* Kartlar arası çok az boşluk */
        padding: 0 5px;
    }

    .program-card {
        display: flex;
        flex-direction: row; /* Yatay dizilim */
        align-items: center;
        justify-content: space-between; /* Başlığı sola, butonu sağa yasla */
        padding: 0.8rem 1rem;
        min-height: auto;
        border-radius: 12px;
        background: #fff;
        box-shadow: 0 2px 8px rgba(0,0,0,0.05); /* Daha hafif gölge */
    }

    /* Sol taraftaki ikon */
    .program-icon {
        font-size: 1.4rem; /* İkonu küçülttük */
        margin-bottom: 0;
        margin-right: 12px;
        flex-shrink: 0;
        width: 30px;
        text-align: center;
    }

    /* Başlık Alanı */
    .program-card h3 {
        font-size: 0.95rem; /* Font küçüldü */
        font-weight: 700;
        margin: 0;
        flex-grow: 1; /* Ortadaki boşluğu kaplasın */
        color: var(--black);
    }

    /* AÇIKLAMAYI GİZLE */
    .program-card p {
        display: none !important;
    }

    /* Bilgi Al Butonu */
    .program-cta {
        font-size: 0.8rem; /* Daha küçük font */
        padding: 6px 12px;
        background: var(--green-primary);
        color: #fff !important; /* Buton gibi görünmesi için beyaz yazı */
        border-radius: 8px;
        text-decoration: none;
        white-space: nowrap; /* Yazı alt satıra geçmesin */
        font-weight: 600;
    }

    /* Butonun yanındaki ok işaretini mobilde kaldıralım (yer kazanmak için) */
    .program-cta::after {
        display: none;
    }

    /* Sol taraftaki dekoratif çizgiyi mobilde daha ince yapalım */
    .program-card::before {
        width: 4px;
        height: 60%; /* Tam boy değil, ortalı dursun */
        top: 20%;
    }
}