/* ... Önceki tüm stiller aynı kalıyor ... */
@import url('https://fonts.googleapis.com/css2?family=Poppins:wght@300;400;600;700&display=swap');
:root{--primary-color:#00629B;--secondary-color:#FDB913;--text-color:#333;--light-text-color:#fff;--light-text-secondary:rgba(255,255,255,0.9);}
*{margin:0;padding:0;box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{font-family:'Poppins',sans-serif;color:var(--text-color);line-height:1.6;background:linear-gradient(-45deg,#0d324d,#5a6883,#00629B,#23a6d5,#23c0d5,#130d4d,#180d4d);background-size:400% 400%;animation:moveGradient 15s ease infinite;background-position:0% 50%;}
.navbar{display:flex;justify-content:space-between;align-items:center;padding:1rem 5%;position:fixed;width:100%;top:0;z-index:1000;transition: background-color 0.7s ease, box-shadow 0.7s ease;background-color:transparent;}
.navbar.scrolled{background-color:rgba(255,255,255,.15);-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);box-shadow:0 2px 5px rgba(0,0,0,.1);}
.logo{font-size:1.5rem;font-weight:700;color:var(--light-text-color);text-decoration:none;text-shadow:0 1px 3px rgba(0,0,0,.4);}
.navbar.scrolled .logo{color:var(--light-text-color);}
.nav-links{list-style:none;display:flex;}
.nav-links li{margin-left:25px;}
.nav-links a{text-decoration:none;color:var(--light-text-color);font-weight:600;transition:color .3s ease;text-shadow:0 1px 3px rgba(0,0,0,.4);}
.navbar.scrolled .nav-links a{color: var(--light-text-color);}
.navbar .nav-links a:hover{color:var(--secondary-color);}
@keyframes moveGradient {0% { background-position: 0% 50%; } 50% { background-position: 100% 50%; } 100% { background-position: 0% 50%; }}
.hero, .page-hero {display: flex;align-items: center;justify-content: center;text-align: center;color: var(--light-text-color);}
.hero {height: 100vh;}
.hero-content{position: relative;z-index: 2;}
.hero-content h1{font-size:3.5rem;margin-bottom:1rem; text-shadow: 0 2px 4px rgba(0,0,0,0.5);}
.hero-content p{font-size:1.2rem;margin-bottom:2rem; text-shadow: 0 2px 4px rgba(0,0,0,0.5);}
.cta-button{background-color:var(--secondary-color);color:#000;padding:15px 30px;border-radius:5px;text-decoration:none;font-weight:700;transition:background-color .3s ease,transform .3s ease;}
.cta-button:hover{background-color:#ffca4d;transform:translateY(-3px);}
.content-section{padding: 100px 0;}
.section-container{max-width: 960px;margin: 0 auto;padding: 2.5rem;background: rgba(0, 0, 0, 0.25);-webkit-backdrop-filter: blur(10px);backdrop-filter: blur(10px);border-radius: 20px;border: 1px solid rgba(255, 255, 255, 0.1);}
.content-section h2{text-align:center;font-size:2.5rem;margin-bottom:40px;color:var(--secondary-color);text-shadow:0 2px 5px rgba(0,0,0,.5);}
.content-section p{font-size:1rem;color:var(--light-text-secondary);line-height:1.8;margin-bottom:20px;text-align:justify;text-shadow:0 1px 4px rgba(0,0,0,.7);}
.about-section-container{max-width: 1100px;}
.about-container{display:flex;align-items:center;gap:40px;}
.text-content{flex-basis: 450px;flex-shrink: 0;flex-grow: 0;}
.motion-container{flex-grow:1;min-height:400px;position:relative;overflow:hidden;border-radius:20px;}
.moving-image{position:absolute;width:90px;height:90px;border-radius:50%;object-fit:cover;border:3px solid var(--primary-color);box-shadow:0 4px 15px rgba(0,0,0,.2);transition:transform .4s cubic-bezier(0.175,0.885,0.32,1.275),filter .4s ease,opacity .4s ease;transform:translate(var(--x,0px),var(--y,0px));}
.motion-container.interaction-active .moving-image{transform:translate(var(--x),var(--y)) scale(.8);filter:blur(3px);opacity:.5;}
.motion-container.interaction-active .moving-image.active-image{transform:translate(var(--x),var(--y)) scale(2.3);filter:blur(0);opacity:1;z-index:10;border-color:var(--secondary-color);}
.events-grid{display: grid;grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));gap: 2rem;}
.event-card{background: transparent;box-shadow: none;}
.event-card.clickable .event-card-inner { cursor: pointer; }
.event-card-inner{background:rgba(0,0,0,.2);border-radius:15px;overflow:hidden;box-shadow:0 8px 32px 0 rgba(0,0,0,.37);transition:transform .3s ease, opacity .6s ease-out;}
.event-card.is-visible:hover .event-card-inner{transform:translateY(-10px)}
.event-card-content{padding: 1.5rem;}
.event-date{font-size: 0.9rem;color: var(--secondary-color);margin-bottom: 0.5rem;}
.event-title{font-size: 1.4rem;color: var(--light-text-color);margin-bottom: 1rem;}
.event-description{font-size: 1rem;color: var(--light-text-secondary);text-align: left;}
.animate-on-scroll{opacity: 0;transform: translateY(30px);transition: opacity 0.6s ease-out, transform 0.4s ease-out;}
.animate-on-scroll.is-visible{opacity: 1;transform: translateY(0);}
.events-grid .event-card.animate-on-scroll:nth-child(2){transition-delay: 0.15s;}
.events-grid .event-card.animate-on-scroll:nth-child(3){transition-delay: 0.3s;}
.membership-form{display:flex;flex-direction:column;gap:1.5rem;max-width:500px;margin:0 auto}
.form-group{display:flex;flex-direction:column}
.form-group label{margin-bottom:.5rem;color:var(--light-text-secondary);font-weight:600}
.form-group input,.form-group select, .form-group textarea{width:100%;padding:12px 15px;background:rgba(255,255,255,.1);border:1px solid rgba(255,255,255,.2);border-radius:8px;color:var(--light-text-color);font-size:1rem;font-family:'Poppins',sans-serif;transition:border-color .3s ease,box-shadow .3s ease}
.form-group select option{background:#334}
.form-group select optgroup{font-weight:700;font-style:normal;background:#1e2c4f;color:var(--secondary-color);padding:5px 0}
.form-group input::placeholder{color:rgba(255,255,255,.5)}
.form-group input:focus,.form-group select:focus, .form-group textarea:focus{outline:none;border-color:var(--secondary-color);box-shadow:0 0 0 3px rgba(253,185,19,.3)}
.form-submit-button{padding:15px 30px;border:none;border-radius:8px;background-color:var(--secondary-color);color:#111;font-size:1.1rem;font-weight:700;font-family:'Poppins',sans-serif;cursor:pointer;transition:background-color .3s ease,transform .3s ease}
.form-submit-button:hover{background-color:#ffca40;transform:translateY(-3px)}
.swiper{width:100%;padding-top:20px;padding-bottom:50px}
.swiper-slide{background-position:center;background-size:cover;width:300px;height:400px}
.team-card{width:100%;height:100%;background:rgba(0,0,0,.4);border-radius:15px;border:1px solid rgba(255,255,255,.1);-webkit-backdrop-filter:blur(5px);backdrop-filter:blur(5px);display:flex;flex-direction:column;align-items:center;justify-content:center;text-align:center;padding:20px;gap:5px}
.team-member-photo{width:150px;height:150px;border-radius:50%;object-fit:cover;border:4px solid var(--secondary-color);margin-bottom:15px}
.team-member-name{font-size:1.5rem;color:var(--light-text-color)}
.team-member-title{font-size:1rem;color:var(--light-text-secondary)}
.team-member-department{font-size:.9rem;color:var(--light-text-secondary);font-style:italic;opacity:.9}
.swiper-button-next,.swiper-button-prev{color:var(--secondary-color)}
.join-team-cta{text-align:center;padding:40px 20px;margin-top:30px;border-top:1px solid rgba(255,255,255,.1)}
.join-team-cta h3{font-size:2rem;color:var(--light-text-color);margin-bottom:1rem}
.join-team-cta p{max-width:450px;margin:0 auto 2rem auto;text-align:center}
.join-team-cta .cta-button{display:inline-block}
.contact-wrapper{display:flex;gap:3rem;flex-wrap:wrap}
.contact-details,.contact-form-container{flex:1;min-width:300px}
.contact-list{list-style:none;margin-top:2rem; padding-left: 0;}
.contact-list li{position: relative;padding-left: 45px;margin-bottom: 1.5rem;font-size: 1.1rem;color: var(--light-text-secondary);min-height: 30px;display: flex;align-items: center;}
.contact-list li i{position: absolute;left: 0;top: 50%;transform: translateY(-50%);font-size: 1.8rem;color: var(--secondary-color);width: 30px;text-align: center;}
.contact-list a{color:var(--light-text-secondary);text-decoration:none;transition:color .3s ease}
.contact-list a:hover{color:var(--secondary-color)}
.contact-socials{margin-top:5.5rem}
.ataturk-signature{height:130px;width:auto}
.contact-form .form-group{margin-bottom:1rem}
.contact-form textarea{width:100%;padding:12px 15px;background:rgba(255,255,255,.1);border:1px solid rgba(255,255,255,.2);border-radius:8px;color:var(--light-text-color);font-size:1rem;font-family:'Poppins',sans-serif;transition:border-color .3s ease,box-shadow .3s ease;resize:vertical}
.contact-form textarea:focus{outline:none;border-color:var(--secondary-color);box-shadow:0 0 0 3px rgba(253,185,19,.3)}
.social-sidebar{position:fixed;top:50%;left:0;transform:translateY(-50%);z-index:1001}.social-link{display:flex;align-items:center;position:relative;height:50px;width:50px;margin-bottom:5px;color:#fff;text-decoration:none;border-radius:0 12px 12px 0;transition:width .4s ease-in-out}.social-link i{font-size:24px;min-width:50px;text-align:center;z-index:2}.social-text{position:absolute;top:0;left:0;height:100%;display:flex;align-items:center;font-weight:600;white-space:nowrap;padding-left:60px;padding-right:20px;opacity:0;transform:translateX(-15px);transition:opacity .4s ease,transform .4s ease;z-index:1;pointer-events:none}.social-link.is-active .social-text{opacity:1;transform:translateX(0)}.social-link.is-active{width:180px}.social-link.instagram{background-color:#c13584}.social-link.linkedin{background-color:#0077b5}
.site-footer{padding:2.5rem 1rem;text-align:center;color:var(--light-text-secondary);margin-top:50px;font-size:1rem;background:rgba(0,0,0,.2);border-top:1px solid rgba(255,255,255,.1)}
.multistep-form{max-width:700px;margin:0 auto;padding-top:2rem}
.form-steps{display:flex;justify-content:center;gap:15px;margin-bottom:2rem}
.step{width:12px;height:12px;border-radius:50%;background-color:rgba(255,255,255,.3);transition:background-color .4s ease}
.step.active{background-color:var(--secondary-color)}
.form-window{width:100%;overflow:hidden;transition:height .5s ease-in-out}
.form-slider{display:flex;width:300%;transition:transform .6s cubic-bezier(.68,-.55,.27,1.55)}
.form-slider.show-step-2{transform:translateX(-33.333%)}
.form-slider.show-step-3{transform:translateX(-66.666%)}
.form-page{width:33.333%;flex-shrink:0;padding:0 15px;display:flex;flex-direction:column;gap:1.2rem}
.form-navigation,.form-navigation-single{display:flex;justify-content:space-between;align-items:center;margin-top:1rem}
.form-navigation-single{justify-content:flex-end}
.form-nav-button{background:var(--secondary-color);color:#111;border:none;border-radius:50%;width:45px;height:45px;font-size:1.3rem;cursor:pointer;display:flex;justify-content:center;align-items:center;transition:background-color .3s ease}
.form-nav-button:hover{background-color:#ffca40}
.form-navigation .form-submit-button{flex-grow:1;margin-left:1rem}
.form-group input.invalid,
.form-group select.invalid {
    border-color: #e74c3c;
    box-shadow: 0 0 0 3px rgba(231, 76, 60, 0.3);
}
.all-events-button {
    display: block;
    width: fit-content;
    margin: 2.5rem auto 0 auto;
}
.page-hero {
    height: 40vh;
    min-height: 300px;
    padding-top: 80px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}
.modal-overlay{position:fixed;top:0;left:0;width:100%;height:100%;background:rgba(0,0,0,.7);-webkit-backdrop-filter:blur(5px);backdrop-filter:blur(5px);display:flex;justify-content:center;align-items:center;z-index:2000;opacity:0;pointer-events:none;transition:opacity .4s ease}
.modal-overlay.active{opacity:1;pointer-events:all}
.modal-container{background:rgba(20,30,50,.8);border:1px solid rgba(255,255,255,.1);border-radius:20px;padding:2.5rem;width:90%;max-width:1000px;position:relative;transform:scale(.9);transition:transform .4s ease}
.modal-overlay.active .modal-container{transform:scale(1)}
.modal-close-button{position:absolute;top:15px;right:20px;background:none;border:none;font-size:2.5rem;color:#fff;cursor:pointer;line-height:1}
.modal-content{display:flex;gap:2rem}
.modal-gallery{flex:1;min-width:0}
.modal-description{flex:1;color:var(--light-text-secondary)}
.modal-description h2{color:var(--secondary-color);text-align:left;margin-bottom:1rem}
.modal-description p{text-align:left;text-shadow:none;font-size:1.1rem}
.modal-swiper{width:100%;height:400px;border-radius:10px}
.modal-swiper .swiper-slide img{width:100%;height:100%;object-fit:cover}