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

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    line-height: 1.6;
    color: #333;
    background-color: #f8f9fa;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* Mobil için container ayarları */
@media (max-width: 768px) {
    .container {
        padding: 0 10px;
        overflow-x: hidden;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 5px;
        overflow-x: hidden;
    }
}

/* ===== MODERN HERO SECTION ===== */
.hero-section {
    position: relative;
    height: 75vh;
    min-height: 600px;
    max-height: 700px;
    overflow: hidden;
}

.hero-swiper {
    height: 100%;
}

.hero-swiper .swiper-slide {
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
}

.slide-bg {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
}

.slide-content {
    position: relative;
    z-index: 2;
    width: 100%;
    color: white;
    text-align: center;
    padding: 0 2rem;
}

.slide-title {
    font-size: 4rem;
    font-weight: 700;
    margin-bottom: 1rem;
    line-height: 1.1;
    text-shadow: 2px 2px 8px rgba(0,0,0,0.5);
    letter-spacing: -0.02em;
}

.slide-subtitle {
    font-size: 1.5rem;
    font-weight: 300;
    margin-bottom: 2rem;
    color: #f8fafc;
    text-shadow: 1px 1px 4px rgba(0,0,0,0.5);
    letter-spacing: 0.02em;
}

.slide-description {
    font-size: 1.2rem;
    line-height: 1.6;
    margin-bottom: 3rem;
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
    color: #e2e8f0;
    text-shadow: 1px 1px 4px rgba(0,0,0,0.4);
}

.slide-actions {
    display: flex;
    gap: 1.5rem;
    justify-content: center;
    flex-wrap: wrap;
}

/* ===== MODERN BUTTONS ===== */
.btn-primary {
    background: linear-gradient(135deg, #1e40af, #3b82f6);
    color: white;
    padding: 16px 32px;
    border-radius: 8px;
    text-decoration: none;
    font-weight: 600;
    font-size: 1.1rem;
    transition: all 0.3s ease;
    border: none;
    box-shadow: 0 4px 14px 0 rgba(59, 130, 246, 0.3);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px 0 rgba(59, 130, 246, 0.4);
    background: linear-gradient(135deg, #1d4ed8, #2563eb);
}

.btn-secondary {
    background: transparent;
    color: white;
    padding: 16px 32px;
    border: 2px solid rgba(255, 255, 255, 0.8);
    border-radius: 8px;
    text-decoration: none;
    font-weight: 600;
    font-size: 1.1rem;
    transition: all 0.3s ease;
    backdrop-filter: blur(10px);
}

.btn-secondary:hover {
    background: rgba(255, 255, 255, 0.1);
    border-color: white;
    transform: translateY(-2px);
}

/* ===== SWIPER CUSTOMIZATION ===== */
.hero-swiper .swiper-button-next,
.hero-swiper .swiper-button-prev {
    color: white;
    background: rgba(255, 255, 255, 0.15);
    backdrop-filter: blur(10px);
    width: 50px;
    height: 50px;
    border-radius: 50%;
    margin-top: -25px;
    transition: all 0.3s ease;
}

.hero-swiper .swiper-button-next::after,
.hero-swiper .swiper-button-prev::after {
    font-size: 20px;
    font-weight: 600;
}

.hero-swiper .swiper-button-next:hover,
.hero-swiper .swiper-button-prev:hover {
    background: rgba(255, 255, 255, 0.25);
    transform: scale(1.1);
}

.hero-swiper .swiper-pagination-bullet {
    width: 12px;
    height: 12px;
    background: rgba(255, 255, 255, 0.5);
    opacity: 1;
    transition: all 0.3s ease;
}

.hero-swiper .swiper-pagination-bullet-active {
    background: white;
    transform: scale(1.2);
}

/* ===== ABOUT UNIVERSITY SECTION ===== */
.about-university {
    padding: 6rem 0;
    background: linear-gradient(135deg, #f8fafc 0%, #e2e8f0 100%);
}

.content-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
}

.text-content {
    padding-right: 2rem;
}

.section-title {
    font-size: 3rem;
    font-weight: 700;
    color: #1e293b;
    margin-bottom: 1rem;
    line-height: 1.1;
}

.section-subtitle {
    font-size: 1.3rem;
    color: #64748b;
    margin-bottom: 2rem;
    font-weight: 300;
}

.section-description {
    font-size: 1.1rem;
    line-height: 1.7;
    color: #475569;
    margin-bottom: 1.5rem;
}

.features-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1.5rem;
    margin-top: 3rem;
}

.feature-item {
    background: white;
    padding: 1.5rem;
    border-radius: 12px;
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
    transition: all 0.3s ease;
}

.feature-item:hover {
    transform: translateY(-4px);
    box-shadow: 0 10px 25px -3px rgba(0, 0, 0, 0.1);
}

.feature-item h4 {
    font-size: 1.1rem;
    font-weight: 600;
    color: #1e293b;
    margin-bottom: 0.5rem;
}

.feature-item p {
    font-size: 0.95rem;
    color: #64748b;
    line-height: 1.5;
}

/* ===== VISUAL CONTENT ===== */
.visual-content {
    position: relative;
}

.image-gallery {
    position: relative;
}

.main-image {
    border-radius: 16px;
    overflow: hidden;
    box-shadow: 0 20px 25px -5px rgba(0, 0, 0, 0.1);
}

.main-image img {
    width: 100%;
    height: 400px;
    object-fit: cover;
    transition: transform 0.3s ease;
}

.main-image:hover img {
    transform: scale(1.05);
}

.stats-overlay {
    position: absolute;
    bottom: -20px;
    right: -20px;
    background: white;
    border-radius: 16px;
    padding: 2rem;
    box-shadow: 0 20px 25px -5px rgba(0, 0, 0, 0.1);
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1.5rem;
    min-width: 280px;
}

.stats-overlay .stat-item {
    text-align: center;
}

.stats-overlay .stat-number {
    display: block;
    font-size: 2rem;
    font-weight: 700;
    color: #1e40af;
    line-height: 1;
}

.stats-overlay .stat-label {
    display: block;
    font-size: 0.9rem;
    color: #64748b;
    margin-top: 0.3rem;
    font-weight: 500;
}

/* ===== ONLINE ADVANTAGES SECTION ===== */
.online-advantages {
    padding: 5rem 0;
    background: linear-gradient(135deg, #f8fafc 0%, #e2e8f0 100%);
}

.section-header-center {
    text-align: center;
    margin-bottom: 4rem;
}

.section-header-center .section-title {
    font-size: 2.5rem;
    font-weight: 700;
    color: #1e293b;
    margin-bottom: 1rem;
}

.section-header-center .section-subtitle {
    font-size: 1.2rem;
    color: #64748b;
    max-width: 600px;
    margin: 0 auto;
}

.advantages-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.advantage-card {
    background: white;
    padding: 2.5rem 2rem;
    border-radius: 16px;
    text-align: center;
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
    transition: all 0.3s ease;
    border: 1px solid #e2e8f0;
}

.advantage-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 20px 25px -5px rgba(0, 0, 0, 0.1);
}

.advantage-icon {
    font-size: 3rem;
    margin-bottom: 1.5rem;
    display: block;
}

.advantage-card h3 {
    font-size: 1.3rem;
    font-weight: 600;
    color: #1e293b;
    margin-bottom: 1rem;
}

.advantage-card p {
    font-size: 1rem;
    color: #64748b;
    line-height: 1.6;
}

/* ===== SECTIONS ===== */
.faculties-section,
.news-section {
    padding: 5rem 0;
    background: white;
}

.section-header {
    text-align: center;
    margin-bottom: 3rem;
}

.section-title {
    font-size: 2.5rem;
    font-weight: 900;
    color: #2c3e50;
    margin-bottom: 1rem;
}

.section-subtitle {
    font-size: 1.2rem;
    color: #7f8c8d;
    max-width: 600px;
    margin: 0 auto;
}

/* ===== FACULTIES GRID ===== */
.faculties-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 2rem;
}

.faculty-card {
    background: white;
    padding: 2rem;
    border-radius: 15px;
    box-shadow: 0 5px 20px rgba(0,0,0,0.1);
    text-align: center;
    transition: all 0.3s ease;
    border: 1px solid #f8f9fa;
}

.faculty-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 15px 40px rgba(0,0,0,0.15);
}

.faculty-icon {
    font-size: 4rem;
    margin-bottom: 1rem;
}

.faculty-card h3 {
    font-size: 1.4rem;
    color: #2c3e50;
    margin-bottom: 1rem;
}

.faculty-card p {
    color: #7f8c8d;
    margin-bottom: 1.5rem;
}

.faculty-stats {
    display: flex;
    justify-content: space-around;
    gap: 1rem;
    font-size: 0.9rem;
    color: #3498db;
    font-weight: 600;
}

/* ===== NEWS SECTION ===== */
.content-grid {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 3rem;
}

.news-grid {
    display: grid;
    gap: 2rem;
}

.news-featured {
    background: white;
    border-radius: 15px;
    overflow: hidden;
    box-shadow: 0 5px 20px rgba(0,0,0,0.1);
    transition: transform 0.3s ease;
}

.news-featured:hover {
    transform: translateY(-5px);
}

.news-image {
    position: relative;
    height: 200px;
    background: linear-gradient(45deg, #3498db, #2c3e50);
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 1.2rem;
}

.news-category {
    position: absolute;
    top: 1rem;
    left: 1rem;
    background: #f39c12;
    color: white;
    padding: 0.5rem 1rem;
    border-radius: 20px;
    font-size: 0.9rem;
    font-weight: 600;
}

.news-content {
    padding: 1.5rem;
}

.news-date {
    color: #7f8c8d;
    font-size: 0.9rem;
}

.news-content h3 {
    color: #2c3e50;
    margin: 0.5rem 0 1rem;
    font-size: 1.3rem;
}

.read-more {
    color: #3498db;
    text-decoration: none;
    font-weight: 600;
    transition: color 0.3s ease;
}

.read-more:hover {
    color: #2980b9;
}

.news-list {
    display: grid;
    gap: 1rem;
}

.news-item {
    background: white;
    padding: 1.5rem;
    border-radius: 10px;
    border-left: 4px solid #3498db;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
}

.news-item h4 {
    color: #2c3e50;
    margin: 0.5rem 0;
}

/* ===== SIDEBAR WIDGETS ===== */
.sidebar-area {
    display: grid;
    gap: 2rem;
}

.widget {
    background: white;
    padding: 1.5rem;
    border-radius: 15px;
    box-shadow: 0 5px 20px rgba(0,0,0,0.1);
}

.widget-title {
    color: #2c3e50;
    margin-bottom: 1rem;
    font-size: 1.2rem;
}

.quick-links {
    list-style: none;
    display: grid;
    gap: 0.5rem;
}

.quick-links a {
    display: flex;
    align-items: center;
    padding: 0.8rem;
    color: #7f8c8d;
    text-decoration: none;
    border-radius: 8px;
    transition: all 0.3s ease;
}

.quick-links a:hover {
    background: #f8f9fa;
    color: #3498db;
    transform: translateX(5px);
}

.quick-links .icon {
    margin-right: 0.5rem;
}

/* ===== EVENTS ===== */
.event-list {
    display: grid;
    gap: 1rem;
}

.event-item {
    display: flex;
    gap: 1rem;
    padding: 1rem;
    border-radius: 10px;
    background: #f8f9fa;
}

.event-date {
    text-align: center;
    background: #3498db;
    color: white;
    border-radius: 10px;
    padding: 0.5rem;
    min-width: 60px;
}

.event-date .day {
    display: block;
    font-size: 1.2rem;
    font-weight: bold;
}

.event-date .month {
    font-size: 0.9rem;
}

.event-info h4 {
    color: #2c3e50;
    margin-bottom: 0.3rem;
}

.view-all {
    display: block;
    text-align: center;
    margin-top: 1rem;
    color: #3498db;
    text-decoration: none;
    font-weight: 600;
}

/* ===== UNIVERSITY CARD ===== */
.university-card {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
}

.card-header {
    text-align: center;
    margin-bottom: 1.5rem;
}

.uni-logo {
    width: 60px;
    height: 60px;
    border-radius: 50%;
    margin-bottom: 1rem;
    border: 3px solid rgba(255,255,255,0.3);
}

.card-header h3 {
    margin-bottom: 0.5rem;
}

.establishment {
    color: #f39c12;
    font-weight: 600;
}

.card-stats {
    display: grid;
    gap: 0.8rem;
}

.stat-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.stat-row .value {
    font-weight: bold;
    color: #f39c12;
}

/* ===== CAMPUS TOUR ===== */
.campus-tour {
    background: linear-gradient(135deg, #2c3e50 0%, #34495e 100%);
    padding: 5rem 0;
    color: white;
}

.tour-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
    align-items: center;
}

.tour-text h2 {
    font-size: 2.5rem;
    margin-bottom: 1rem;
}

.tour-text p {
    font-size: 1.1rem;
    margin-bottom: 2rem;
    color: #bdc3c7;
}

.video-placeholder {
    background: rgba(255,255,255,0.1);
    border-radius: 15px;
    height: 300px;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    backdrop-filter: blur(10px);
    border: 2px dashed rgba(255,255,255,0.3);
}

.play-icon {
    font-size: 4rem;
    margin-bottom: 1rem;
}

/* ===== ANIMATIONS ===== */
@keyframes slideInDown {
    from {
        opacity: 0;
        transform: translate3d(0, -100%, 0);
    }
    to {
        opacity: 1;
        transform: translate3d(0, 0, 0);
    }
}

@keyframes slideInLeft {
    from {
        opacity: 0;
        transform: translate3d(-100%, 0, 0);
    }
    to {
        opacity: 1;
        transform: translate3d(0, 0, 0);
    }
}

@keyframes slideInRight {
    from {
        opacity: 0;
        transform: translate3d(100%, 0, 0);
    }
    to {
        opacity: 1;
        transform: translate3d(0, 0, 0);
    }
}

@keyframes slideInUp {
    from {
        opacity: 0;
        transform: translate3d(0, 100%, 0);
    }
    to {
        opacity: 1;
        transform: translate3d(0, 0, 0);
    }
}

/* ===== Header Stiller ===== */
.site-header {
    background: linear-gradient(135deg, #2c3e50 0%, #34495e 100%);
    color: white;
    padding: 1rem 0;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
    position: relative;
    z-index: 1000;
}

.header-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
}

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

.logo h1 {
    font-size: 1.8rem;
    margin: 0;
    font-weight: 900;
}

.main-nav ul {
    display: flex;
    list-style: none;
    gap: 2rem;
}

.main-nav a {
    color: white;
    text-decoration: none;
    transition: color 0.3s;
    font-weight: 500;
    position: relative;
}

.main-nav a:hover {
    color: #f39c12;
}

.main-nav a::after {
    content: '';
    position: absolute;
    width: 0;
    height: 2px;
    bottom: -5px;
    left: 0;
    background-color: #f39c12;
    transition: width 0.3s;
}

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

.header-actions {
    display: flex;
    gap: 1rem;
}

/* ===== Footer Stiller ===== */
.site-footer {
    background: linear-gradient(135deg, #2c3e50 0%, #34495e 100%);
    color: white;
    padding: 3rem 0 1rem;
    margin-top: auto;
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    margin-bottom: 2rem;
}

.footer-section h3,
.footer-section h4 {
    margin-bottom: 1rem;
    color: #f39c12;
    font-weight: 700;
}

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

.footer-section ul li {
    margin-bottom: 0.5rem;
}

.footer-section a {
    color: #bdc3c7;
    text-decoration: none;
    transition: color 0.3s;
}

.footer-section a:hover {
    color: #f39c12;
}

.social-links a {
    margin-right: 1rem;
    font-size: 1.5rem;
}

.footer-bottom {
    border-top: 1px solid #5a6c7d;
    padding-top: 1rem;
    text-align: center;
    color: #bdc3c7;
}

/* ===== Responsive Tasarım ===== */
@media (max-width: 1024px) {
    .content-grid {
        grid-template-columns: 1fr;
        gap: 3rem;
        text-align: center;
    }
    
    .text-content {
        padding-right: 0;
    }
    
    .features-grid {
        grid-template-columns: 1fr;
        gap: 1rem;
    }
    
    .stats-overlay {
        position: static;
        margin-top: 2rem;
        min-width: auto;
    }
}

@media (max-width: 768px) {
    .header-content {
        flex-direction: column;
        gap: 1rem;
    }
    
    .main-nav ul {
        flex-direction: column;
        text-align: center;
        gap: 1rem;
    }
    
    .header-actions {
        justify-content: center;
    }
    
    /* Hero Section Mobile */
    .hero-section {
        height: 70vh;
        min-height: 500px;
        max-height: 600px;
    }
    
    .slide-title {
        font-size: 2.5rem;
        margin-bottom: 0.5rem;
    }
    
    .slide-subtitle {
        font-size: 1.2rem;
        margin-bottom: 1.5rem;
    }
    
    .slide-description {
        font-size: 1rem;
        margin-bottom: 2rem;
    }
    
    .slide-actions {
        flex-direction: column;
        gap: 1rem;
        align-items: center;
    }
    
    .btn-primary, .btn-secondary {
        width: 280px;
        text-align: center;
    }
    
    /* About Section Mobile */
    .about-university {
        padding: 4rem 0;
    }
    
    .section-title {
        font-size: 2rem;
    }
    
    .section-subtitle {
        font-size: 1.1rem;
    }
    
    .section-description {
        font-size: 1rem;
    }
    
    .main-image img {
        height: 300px;
    }
    
    /* Swiper Mobile */
    .hero-swiper .swiper-button-next,
    .hero-swiper .swiper-button-prev {
        width: 40px;
        height: 40px;
        margin-top: -20px;
    }
    
    .hero-swiper .swiper-button-next::after,
    .hero-swiper .swiper-button-prev::after {
        font-size: 16px;
    }
    
    /* Other sections */
    .faculties-grid,
    .advantages-grid {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }
    
    .advantage-card {
        padding: 2rem 1.5rem;
    }
    
    .tour-content {
        grid-template-columns: 1fr;
        text-align: center;
    }
}

@media (max-width: 480px) {
    .hero-section {
        height: 65vh;
        min-height: 450px;
        max-height: 550px;
    }
    
    .slide-content {
        padding: 0 1rem;
    }
    
    .slide-title {
        font-size: 2rem;
    }
    
    .slide-subtitle {
        font-size: 1rem;
    }
    
    .slide-description {
        font-size: 0.9rem;
    }
    
    .btn-primary, .btn-secondary {
        width: 100%;
        padding: 14px 24px;
        font-size: 1rem;
    }
    
    .section-title {
        font-size: 1.75rem;
    }
    
    .features-grid {
        gap: 1rem;
    }
    
    .advantages-grid {
        gap: 1rem;
    }
    
    .advantage-card {
        padding: 1.5rem 1rem;
    }
    
    .advantage-icon {
        font-size: 2.5rem;
        margin-bottom: 1rem;
    }
    
    .advantage-card h3 {
        font-size: 1.1rem;
    }
    
    .advantage-card p {
        font-size: 0.9rem;
    }
    
    .stats-overlay {
        padding: 1.5rem;
        grid-template-columns: 1fr;
        gap: 1rem;
    }
}