/* Reset and Base Styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Roboto', sans-serif;
    line-height: 1.6;
    color: #333;
    background-color: #f8f9fa;
}

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

/* Header Styles */
.header {
    background: linear-gradient(135deg, #8B4513 0%, #A0522D 100%);
    color: white;
    padding: 1rem 0;
    position: sticky;
    top: 0;
    z-index: 1000;
    box-shadow: 0 2px 10px rgba(139,69,19,0.3);
}

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

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

.logo-image {
    height: 70px;
    width: auto;
    max-width: 280px;
    object-fit: contain;
    transition: transform 0.3s ease;
}

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

.nav {
    display: flex;
    gap: 10px;
}

.tab-btn {
    background: rgba(255, 255, 255, 0.1);
    border: 1px solid rgba(255, 255, 255, 0.2);
    color: white;
    padding: 10px 20px;
    border-radius: 25px;
    cursor: pointer;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 0.9rem;
}

.tab-btn:hover {
    background: rgba(255, 255, 255, 0.2);
    transform: translateY(-2px);
}

.tab-btn.active {
    background: #FFD700;
    color: #8B4513;
    border-color: #FFD700;
}

.tab-btn i {
    font-size: 1rem;
}

/* Main Content */
.main {
    min-height: calc(100vh - 200px);
    padding: 2rem 0;
}

.tab-content {
    display: none;
    animation: fadeIn 0.5s ease-in;
}

.tab-content.active {
    display: block;
}

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(20px); }
    to { opacity: 1; transform: translateY(0); }
}

/* Info Tab Styles */
.hero-section {
    text-align: center;
    margin-bottom: 3rem;
    padding: 3rem 0;
    background: linear-gradient(135deg, #D2691E 0%, #CD853F 100%);
    color: white;
    border-radius: 15px;
    margin-bottom: 3rem;
}

.hero-section h2 {
    font-size: 2.5rem;
    margin-bottom: 1rem;
    font-weight: 700;
}

.hero-section p {
    font-size: 1.2rem;
    margin-bottom: 2rem;
    opacity: 0.9;
}

.hero-stats {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    gap: 2rem;
    max-width: 600px;
    margin: 0 auto;
}

.stat {
    text-align: center;
}

.stat i {
    font-size: 2rem;
    color: #FFD700;
    margin-bottom: 0.5rem;
}

.stat-number {
    display: block;
    font-size: 1.8rem;
    font-weight: 700;
    margin-bottom: 0.25rem;
}

.stat-label {
    font-size: 0.9rem;
    opacity: 0.8;
}

.info-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    margin-bottom: 3rem;
}

.info-card {
    background: white;
    padding: 2rem;
    border-radius: 15px;
    text-align: center;
    box-shadow: 0 5px 15px rgba(0,0,0,0.1);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.info-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 25px rgba(0,0,0,0.15);
}

.info-card i {
    font-size: 2.5rem;
    color: #D2691E;
    margin-bottom: 1rem;
}

.info-card h3 {
    font-size: 1.3rem;
    margin-bottom: 1rem;
    color: #8B4513;
}

.info-card p {
    color: #666;
    margin-bottom: 0.5rem;
}

/* Sponsors Tab Styles */
.section-description {
    text-align: center;
    font-size: 1.1rem;
    color: #666;
    margin-bottom: 3rem;
}

.sponsors-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
    margin-bottom: 3rem;
}

.sponsor-card {
    background: white;
    padding: 2rem;
    border-radius: 15px;
    box-shadow: 0 5px 15px rgba(0,0,0,0.1);
    position: relative;
    transition: transform 0.3s ease;
}

.sponsor-card:hover {
    transform: translateY(-5px);
}

.sponsor-badge {
    position: absolute;
    top: -10px;
    right: 20px;
    padding: 5px 15px;
    border-radius: 20px;
    font-size: 0.8rem;
    font-weight: 600;
    text-transform: uppercase;
}

.sponsor-card.platinum .sponsor-badge {
    background: linear-gradient(45deg, #e5e4e2, #b8860b);
    color: white;
}

.sponsor-card.gold .sponsor-badge {
    background: linear-gradient(45deg, #ffd700, #ffa500);
    color: white;
}

.sponsor-card.silver .sponsor-badge {
    background: linear-gradient(45deg, #c0c0c0, #a9a9a9);
    color: white;
}

.sponsor-logo {
    text-align: center;
    margin-bottom: 1rem;
}

.sponsor-logo i {
    font-size: 3rem;
    color: #D2691E;
}

.sponsor-card h3 {
    text-align: center;
    font-size: 1.4rem;
    margin-bottom: 0.5rem;
    color: #8B4513;
}

.sponsor-card > p {
    text-align: center;
    color: #666;
    margin-bottom: 1.5rem;
}

.sponsor-benefits {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.sponsor-benefits span {
    background: #f8f9fa;
    padding: 0.5rem 1rem;
    border-radius: 20px;
    font-size: 0.9rem;
    color: #555;
    text-align: center;
}

.become-sponsor {
    text-align: center;
    background: white;
    padding: 3rem;
    border-radius: 15px;
    box-shadow: 0 5px 15px rgba(0,0,0,0.1);
}

.become-sponsor h3 {
    font-size: 1.8rem;
    margin-bottom: 1rem;
    color: #8B4513;
}

.become-sponsor p {
    font-size: 1.1rem;
    color: #666;
    margin-bottom: 2rem;
}

/* İletişim Kartı Styles */
.contact-card {
    background: white;
    border-radius: 15px;
    box-shadow: 0 10px 30px rgba(0,0,0,0.2);
    margin-top: 2rem;
    overflow: hidden;
    animation: slideDown 0.3s ease;
}

@keyframes slideDown {
    from { 
        opacity: 0; 
        transform: translateY(-20px); 
    }
    to { 
        opacity: 1; 
        transform: translateY(0); 
    }
}

.contact-header {
    background: linear-gradient(135deg, #D2691E 0%, #CD853F 100%);
    color: white;
    padding: 1.5rem 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.contact-header h3 {
    margin: 0;
    font-size: 1.5rem;
    color: white;
}

.close-contact {
    background: none;
    border: none;
    color: white;
    font-size: 2rem;
    cursor: pointer;
    padding: 0;
    width: 30px;
    height: 30px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    transition: background-color 0.3s ease;
}

.close-contact:hover {
    background-color: rgba(255, 255, 255, 0.2);
}

.contact-content {
    padding: 2rem;
}

.contact-info {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 1.5rem;
    margin-bottom: 2rem;
}

.contact-item {
    display: flex;
    align-items: flex-start;
    gap: 1rem;
    padding: 1rem;
    background: #f8f9fa;
    border-radius: 10px;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.contact-item:hover {
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(0,0,0,0.1);
}

.contact-item i {
    font-size: 1.5rem;
    color: #D2691E;
    margin-top: 0.25rem;
    min-width: 20px;
}

.contact-item h4 {
    margin: 0 0 0.5rem 0;
    color: #8B4513;
    font-size: 1rem;
}

.contact-item p {
    margin: 0;
    color: #666;
    font-size: 0.9rem;
}

.contact-note {
    background: linear-gradient(135deg, #f8f9fa 0%, #e9ecef 100%);
    padding: 1.5rem;
    border-radius: 10px;
    border-left: 4px solid #D2691E;
}

.contact-note p {
    margin: 0 0 0.5rem 0;
    color: #555;
    font-size: 0.95rem;
    line-height: 1.5;
}

.contact-note p:last-child {
    margin-bottom: 0;
}

.contact-note strong {
    color: #8B4513;
}

/* Concerts Tab Styles */
.concerts-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
    gap: 2rem;
    margin-bottom: 3rem;
}

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

.concert-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 15px 35px rgba(0,0,0,0.15);
}

.concert-date {
    background: linear-gradient(135deg, #D2691E 0%, #CD853F 100%);
    color: white;
    padding: 1.5rem;
    text-align: center;
    min-width: 120px;
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.concert-date .day {
    font-size: 2.5rem;
    font-weight: 700;
    display: block;
}

.concert-date .month {
    font-size: 1rem;
    opacity: 0.9;
    font-weight: 500;
}

.concert-info {
    padding: 1.5rem;
    flex: 1;
}

.concert-info h3 {
    font-size: 1.6rem;
    margin-bottom: 0.5rem;
    color: #8B4513;
}

.concert-time {
    color: #D2691E;
    font-weight: 500;
    margin-bottom: 0.5rem;
    font-size: 1.1rem;
}

.concert-description {
    color: #666;
    margin-bottom: 1rem;
    line-height: 1.6;
}

.concert-location {
    display: flex;
    gap: 1rem;
    margin-bottom: 1rem;
    flex-wrap: wrap;
}

.concert-location span {
    background: #f8f9fa;
    padding: 0.5rem 1rem;
    border-radius: 20px;
    font-size: 0.9rem;
    color: #555;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.concert-location i {
    color: #D2691E;
}

.concert-action {
    padding: 1.5rem;
    display: flex;
    align-items: center;
    justify-content: center;
    min-width: 150px;
}

/* Button Styles */
.btn {
    padding: 12px 30px;
    border: none;
    border-radius: 25px;
    cursor: pointer;
    font-size: 1rem;
    font-weight: 500;
    transition: all 0.3s ease;
    text-decoration: none;
    display: inline-block;
}

.btn-primary {
    background: linear-gradient(135deg, #D2691E 0%, #CD853F 100%);
    color: white;
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(210, 105, 30, 0.4);
}

/* Footer Styles */
.footer {
    background: #8B4513;
    color: white;
    padding: 3rem 0 1rem;
    margin-top: 4rem;
}

.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: #FFD700;
}

.footer-section p {
    margin-bottom: 0.5rem;
    opacity: 0.9;
}

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

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

.footer-section ul li a {
    color: white;
    text-decoration: none;
    opacity: 0.9;
    transition: opacity 0.3s ease;
}

.footer-section ul li a:hover {
    opacity: 1;
    color: #FFD700;
}

.social-links {
    display: flex;
    gap: 1rem;
    margin-top: 1rem;
}

.social-links a {
    color: white;
    font-size: 1.5rem;
    transition: color 0.3s ease;
}

.social-links a:hover {
    color: #FFD700;
}

.footer-bottom {
    text-align: center;
    padding-top: 2rem;
    border-top: 1px solid rgba(255,255,255,0.1);
    opacity: 0.8;
}

/* Artists Tab Styles */
.artists-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 2rem;
    margin-bottom: 3rem;
}

.artist-card {
    background: white;
    border-radius: 15px;
    overflow: hidden;
    box-shadow: 0 5px 15px rgba(0,0,0,0.1);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    display: flex;
    flex-direction: column;
}

.artist-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 15px 35px rgba(0,0,0,0.15);
}

.artist-image {
    background: linear-gradient(135deg, #D2691E 0%, #CD853F 100%);
    color: white;
    padding: 3rem;
    text-align: center;
    display: flex;
    align-items: center;
    justify-content: center;
}

.artist-image i {
    font-size: 4rem;
    color: #FFD700;
}

.artist-logo {
    width: 100%;
    height: 100%;
    object-fit: contain;
    max-width: 200px;
    max-height: 150px;
    transition: transform 0.3s ease;
}

.artist-logo:hover {
    transform: scale(1.05);
}

.fallback-icon {
    font-size: 4rem;
    color: #FFD700;
}

.artist-info {
    padding: 2rem;
    flex: 1;
}

.artist-info h3 {
    font-size: 1.6rem;
    margin-bottom: 0.5rem;
    color: #8B4513;
}

.artist-genre {
    color: #D2691E;
    font-weight: 500;
    margin-bottom: 1rem;
    font-size: 1rem;
}

.artist-description {
    color: #666;
    margin-bottom: 1.5rem;
    line-height: 1.6;
}

.artist-details {
    display: flex;
    gap: 1rem;
    margin-bottom: 1.5rem;
    flex-wrap: wrap;
}

.artist-details span {
    background: #f8f9fa;
    padding: 0.5rem 1rem;
    border-radius: 20px;
    font-size: 0.9rem;
    color: #555;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.artist-details i {
    color: #D2691E;
}

.artist-social {
    display: flex;
    gap: 1rem;
}

.social-link {
    color: #D2691E;
    font-size: 1.5rem;
    transition: color 0.3s ease;
    padding: 0.5rem;
    border-radius: 50%;
    background: #f8f9fa;
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
}

.social-link:hover {
    color: white;
    background: #D2691E;
    transform: scale(1.1);
}

/* ==================== */
/* === Gallery Tab === */
/* ==================== */
.gallery-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 1rem;
    padding: 2rem 0;
}

.gallery-item {
    position: relative;
    overflow: hidden;
    border-radius: 10px;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
    cursor: pointer;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.gallery-item img {
    width: 100%;
    height: 250px;
    object-fit: cover;
    display: block;
    transition: transform 0.5s ease;
}

.gallery-item:hover img {
    transform: scale(1.1);
}

.gallery-overlay {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    background: linear-gradient(to top, rgba(0, 0, 0, 0.8), rgba(0, 0, 0, 0));
    color: #fff;
    padding: 1rem;
    transform: translateY(100%);
    transition: transform 0.3s ease;
}

.gallery-item:hover .gallery-overlay {
    transform: translateY(0);
}

.gallery-overlay h4 {
    margin-top: 0;
    margin-bottom: 0.5rem;
}

.gallery-overlay p {
    margin: 0;
    font-size: 0.9rem;
    color: #ccc;
}

/* ================== */
/* === Image Modal === */
/* ================== */
.image-modal {
    position: fixed;
    z-index: 1000;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    overflow: auto;
    background-color: rgba(0, 0, 0, 0.9);
    display: flex;
    align-items: center;
    justify-content: center;
    animation: fadeIn 0.3s forwards;
}

.modal-content {
    position: relative;
    max-width: 90%;
    max-height: 90%;
    text-align: center;
    color: #fff;
    padding: 1rem;
}

.modal-content img {
    max-width: 100%;
    max-height: 80vh;
    display: block;
    margin: auto;
    border-radius: 10px;
}

.modal-content h3 {
    margin-top: 1rem;
}

.close-modal {
    position: absolute;
    top: 20px;
    right: 30px;
    color: #fff;
    font-size: 2rem;
    font-weight: bold;
    cursor: pointer;
    transition: color 0.3s;
}

.close-modal:hover {
    color: #ddd;
}

@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

/* Gerekirse mobil ekranlar için iyileştirme */
@media (max-width: 768px) {
    .gallery-grid {
        grid-template-columns: 1fr;
    }
}

.image-error {
    text-align: center;
    padding: 2rem;
    color: #dc3545;
    background: #f8d7da;
    border-radius: 10px;
    margin: 1rem 0;
}

.image-error i {
    font-size: 2rem;
    margin-bottom: 0.5rem;
    display: block;
}

.image-error p {
    margin: 0;
    font-weight: 500;
}



/* Image Modal Styles */
.image-modal {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.9);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 10000;
    animation: fadeIn 0.3s ease;
}

.modal-content {
    background: white;
    border-radius: 15px;
    padding: 2rem;
    max-width: 90%;
    max-height: 90%;
    overflow: auto;
    position: relative;
    text-align: center;
}

.close-modal {
    position: absolute;
    top: 1rem;
    right: 1.5rem;
    font-size: 2rem;
    cursor: pointer;
    color: #666;
    transition: color 0.3s ease;
}

.close-modal:hover {
    color: #dc3545;
}

.modal-content img {
    max-width: 100%;
    height: auto;
    border-radius: 10px;
    margin-bottom: 1rem;
}

.modal-content h3 {
    font-size: 1.5rem;
    margin-bottom: 0.5rem;
    color: #8B4513;
}

.modal-content p {
    color: #666;
    font-size: 1.1rem;
}

/* Responsive Design */
@media (max-width: 768px) {
    .header .container {
        flex-direction: column;
        gap: 1rem;
    }
    
    .logo-image {
        height: 55px;
        max-width: 200px;
    }
    
    .nav {
        flex-wrap: wrap;
        justify-content: center;
    }
    
    .tab-btn {
        font-size: 0.8rem;
        padding: 8px 16px;
    }
    
    .hero-section h2 {
        font-size: 2rem;
    }
    
    .hero-stats {
        grid-template-columns: 1fr;
        gap: 1rem;
    }
    
    .info-grid {
        grid-template-columns: 1fr;
    }
    
    .sponsors-grid {
        grid-template-columns: 1fr;
    }
    
    .contact-info {
        grid-template-columns: 1fr;
        gap: 1rem;
    }
    
    .concerts-grid {
        grid-template-columns: 1fr;
    }
    
    .concert-card {
        flex-direction: column;
    }
    
    .concert-date {
        min-width: auto;
        padding: 1rem;
    }
    
    .concert-action {
        justify-content: center;
        padding: 1rem;
    }
    
    .artists-grid {
        grid-template-columns: 1fr;
    }
    
    .gallery-slider {
        gap: 0.5rem;
    }
    
    .gallery-item {
        min-width: 150px;
        max-width: 180px;
    }
    
    .footer-content {
        grid-template-columns: 1fr;
        text-align: center;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 15px;
    }
    
    .logo-image {
        height: 45px;
        max-width: 160px;
    }
    
    .hero-section {
        padding: 2rem 1rem;
    }
    
    .hero-section h2 {
        font-size: 1.8rem;
    }
    
    .tab-btn {
        padding: 6px 12px;
        font-size: 0.75rem;
    }
    
    .info-card,
    .sponsor-card,
    .concert-card {
        padding: 1.5rem;
    }
}