body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    margin: 0;
    padding: 0;
    line-height: 1.6;
    background-color: #ffffff;
}

body.no-scroll {
    overflow: hidden;
}

.container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 4rem;
}
header {
    padding: 0.1rem 0;
    background-color: #EDF4F2;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.02);
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
}
.header-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 4rem;
}
.logo-section {
    display: flex;
    align-items: center;
    gap: 0rem;
}
.logo {
    width: 80px;
    height: 80px;
}
.club-name {
    display: flex;
    flex-direction: column;
    align-items: center;
    font-size: 1.2rem;
    font-weight: 700;
    color: #2d3748;
    line-height: 1.4;
    text-align: center;
}
.club-name span {
    font-size: 1rem;
    color: #2d3748;
}
.nav-menu {
    display: flex;
    align-items: center;
    gap: 2.5rem;
}
.nav-item {
    text-decoration: none;
    color: #4a5568;
    font-weight: 500;
    font-size: 1rem;
    transition: color 0.2s ease;
    padding: 0.5rem 0;
    position: relative;
}
.nav-item:hover {
    color: #2d3748;
}
.nav-item::after {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 0;
    width: 100%;
    height: 2px;
    background-color: #00a884;
    transform: scaleX(0);
    transition: transform 0.2s ease;
}
.nav-item:hover::after {
    transform: scaleX(1);
}
/* Aktif menü öğesi için alt çizgi */
.nav-item.active::after {
    transform: scaleX(1);
}

@media (max-width: 768px) {
    /* Mobil görünümde aktif bölüm çizgisini gizle */
    .nav-item::after {
        display: none;
    }
    
    .nav-item.active::after {
        display: none;
    }
    
    .nav-menu {
        display: none;
    }
}
.auth-buttons {
    display: flex;
    align-items: center;
    gap: 1.2rem;
}
.login-btn {
    color: #4a5568;
    text-decoration: none;
    font-weight: 500;
    font-size: 1rem;
    padding: 0.6rem 1.2rem;
    transition: color 0.2s ease;
}
.signup-btn {
    background-color: #00a884;
    color: white;
    text-decoration: none;
    font-weight: 500;
    font-size: 1rem;
    padding: 0.6rem 1.2rem;
    border-radius: 8px;
    transition: all 0.2s ease;
}
.signup-btn:hover {
    background-color: #008f6f;
    transform: translateY(-1px);
}
.about-btn {
    background-color: #00a884;
    color: white;
    text-decoration: none;
    font-weight: 500;
    font-size: 1rem;
    padding: 0.6rem 1.2rem;
    border-radius: 8px;
    transition: all 0.2s ease;
}
.about-btn:hover {
    background-color: #008f6f;
    transform: translateY(-1px);
}
main {
    margin-top: 0;
    padding: 2rem 0;
}
@media (max-width: 1200px) {
    .container, .header-content {
        padding: 0 2rem;
    }
}
@media (max-width: 768px) {
    .nav-menu {
        display: none;
    }
    .container, .header-content {
        padding: 0 1.5rem;
    }
    .lang-link-header {
        display: none;
    }
    .lang-btn-header {
        display: none;
    }
    .logo {
        width: 55px;
        height: 55px;
    }
    .club-name {
        font-size: 1.1rem;
    }
    .club-name span {
        font-size: 1.1rem;
    }
    /* Logo ve kulüp adını yakınlaştırma */
    .logo-section {
        gap: 0.3rem; /* 0.5rem'den 0.3rem'e düşürerek daha yakınlaştırıyoruz */
    }
}

/* Slider Styles */
.slider-container {
    position: relative;
    width: 100%;
    height: 600px;
    overflow: hidden;
    margin-top: 75px;
}

.slider {
    position: relative;
    width: 100%;
    height: 100%;
}

.slide {
    position: absolute;
    width: 100%;
    height: 100%;
    opacity: 0;
    transition: opacity 1s ease-in-out;
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
}

.slide.active {
    opacity: 1;
}

.slide-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.5);
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 10;
}

.slide-content {
    text-align: center;
    width: 100%;
    max-width: 100%;
    transition: all 0.8s ease;
}

.slide-title {
    color: white;
    font-size: 4rem;
    font-weight: 700;
    text-align: center;
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.3);
    margin-bottom: 2rem;
    transition: all 0.8s ease;
}

.discover-btn {
    background-color: #00a884;
    color: white;
    border: none;
    padding: 1rem 2rem;
    font-size: 1.2rem;
    border-radius: 8px;
    cursor: pointer;
    transition: all 0.5s ease;
}

.discover-btn:hover {
    background-color: #008f6f;
    transform: translateY(-3px);
}

.content-visible .discover-btn {
    transform: translateY(150px);
}

.about-content {
    position: absolute;
    top: 45%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 90%;
    max-width: 100%;
    color: white;
    opacity: 0;
    visibility: hidden;
    transition: all 0.5s ease;
    text-align: center;
    padding: 0 2rem;
}

.about-content p {
    font-size: 1.5rem;
    line-height: 1.7;
    margin: 0;
    margin-bottom: 1rem;
    text-shadow: 1px 1px 3px rgba(0, 0, 0, 0.2);
    letter-spacing: 0.02em;
}

.content-visible .about-content {
    opacity: 1;
    visibility: visible;
}

.content-visible .slide-title {
    transform: translateY(-200px);
    font-size: 3.5rem;
    opacity: 0.9;
}

@media (max-width: 768px) {
    .about-content p {
        font-size: 1.2rem;
        line-height: 1.5;
    }
    .content-visible .discover-btn {
        transform: translateY(120px);
    }
    /* Bisiklet animasyonunu responsive'de hızlandırma ve düzenleme */
    .bike {
        animation: responsive-bikemove 9s linear infinite !important; /* Toplam süre: yaklaşık 3sn hareket + 3sn duraklama *1.5 */
    }
    /* Bisikletçileri birbirine yakın konumlandırma */
    .bike:nth-child(1) { animation-delay: 0s !important; }
    .bike:nth-child(2) { animation-delay: 0.75s !important; }
    .bike:nth-child(3) { animation-delay: 1.5s !important; }
    .bike:nth-child(4) { animation-delay: 2.25s !important; }
    /* İkinci grup - 3sn sonra başlasın */
    .bike:nth-child(5) { animation-delay: 6s !important; }
    .bike:nth-child(6) { animation-delay: 6.75s !important; }
    .bike:nth-child(7) { animation-delay: 7.5s !important; }
    .bike:nth-child(8) { animation-delay: 8.25s !important; }
    
    /* Responsive için özel keyframes - gruplar arası 3sn duraklama */
    @keyframes responsive-bikemove {
        0% {
            left: 100%;
        }
        /* İlk %33'lük sürede bisikletler hızlı geçsin */
        33% {
            left: -50px;
        }
        /* Geri kalan %67'lik sürede beklesin (boşluk) */
        100% {
            left: -50px;
        }
    }
}

@media (max-width: 480px) {
    .slide-title {
        font-size: 3rem;
    }
    .content-visible .slide-title {
        font-size: 2.5rem;
    }
    .about-content p {
        font-size: 1rem;
        line-height: 1.4;
    }
    .content-visible .discover-btn {
        transform: translateY(100px);
    }
    /* Daha küçük ekranlarda bisiklet animasyonunu ayarlama */
    .bike {
        animation: responsive-bikemove 8s linear infinite !important; /* Daha hızlı */
    }
    /* Bisikletçileri daha yakın aralıklarla ayarlama */
    /* İlk grup */
    .bike:nth-child(1) { animation-delay: 0s !important; }
    .bike:nth-child(2) { animation-delay: 0.6s !important; }
    .bike:nth-child(3) { animation-delay: 1.2s !important; }
    .bike:nth-child(4) { animation-delay: 1.8s !important; }
    /* İkinci grup - 3sn sonra */
    .bike:nth-child(5) { animation-delay: 4.8s !important; }
    .bike:nth-child(6) { animation-delay: 5.4s !important; }
    .bike:nth-child(7) { animation-delay: 6s !important; }
    .bike:nth-child(8) { animation-delay: 6.6s !important; }
    
    /* Logo ve kulüp adını daha da yakınlaştırma */
    .logo-section {
        gap: 0.3rem; /* 0.3rem'den 0.2rem'e düşürerek daha yakınlaştırıyoruz */
    }
    .logo {
        width: 50px;
        height: 50px;
    }
}

@media (max-width: 360px) {
    .slide-title {
        font-size: 2.5rem;
    }
    .content-visible .slide-title {
        font-size: 2rem;
    }
    .about-content p {
        font-size: 0.9rem;
        line-height: 1.3;
    }
    .content-visible .discover-btn {
        transform: translateY(80px);
    }
    /* En küçük ekranlarda bisiklet animasyonunu ayarlama */
    .bike {
        animation: responsive-bikemove 7s linear infinite !important; /* Daha hızlı */
        font-size: 2rem; /* Bisiklet emojilerini küçültme */
    }
    /* Bisikletçileri daha yakın aralıklarla ayarlama */
    /* İlk grup */
    .bike:nth-child(1) { animation-delay: 0s !important; }
    .bike:nth-child(2) { animation-delay: 0.5s !important; }
    .bike:nth-child(3) { animation-delay: 1s !important; }
    .bike:nth-child(4) { animation-delay: 1.5s !important; }
    /* İkinci grup - 3sn sonra */
    .bike:nth-child(5) { animation-delay: 4.5s !important; }
    .bike:nth-child(6) { animation-delay: 5s !important; }
    .bike:nth-child(7) { animation-delay: 5.5s !important; }
    .bike:nth-child(8) { animation-delay: 6s !important; }
    
    /* Logo ve kulüp adını maksimum yakınlaştırma */
    .logo-section {
        gap: 0.1rem; /* 0.2rem'den 0.1rem'e düşürerek daha yakınlaştırıyoruz */
    }
    .logo {
        width: 45px;
        height: 45px;
    }
    .club-name {
        font-size: 1rem;
    }
    .club-name span {
        font-size: 1rem;
    }
}

/* Çok küçük ekranlar için logo ve kulüp adını iyice kompakt hale getirme */
@media (max-width: 320px) {
    .logo {
        width: 35px; /* Daha da küçülttüm */
        height: 35px;
    }
    .club-name {
        font-size: 0.85rem; /* Daha da küçülttüm */
        flex-direction: row; /* İki satırı tek satıra sığdır */
        gap: 0;
    }
    .club-name span {
        font-size: 0.85rem;
        margin-right: 0.05rem; /* Neredeyse yapışık */
        line-height: 1.2;
    }
    .club-name span:last-child {
        margin-right: 0;
    }
    .logo-section {
        gap: 0.05rem; /* Neredeyse yapışık */
    }
    .about-btn {
        font-size: 0.8rem;
        padding: 0.4rem 0.8rem;
    }
    /* second-row için daha küçük font */
    .gallery-second-row {
        font-size: 0.8rem;
    }
}

.bike-animation-container {
    position: relative;
    width: 100%;
    height: 80px;
    background: linear-gradient(to bottom, rgba(0,0,0,0.1) 0%, rgba(0,0,0,0.45) 40%, rgba(0,0,0,0.45) 100%);
    overflow: hidden;
    margin-top: -50px;
    margin-bottom: 0;
    z-index: 100;
}
    
.bike {
    position: absolute;
    font-size: 2.5rem;
    animation: bikemove 8s linear infinite;
    left: 100%;
    color: white;
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.3);
    top: 15px;
    z-index: 101;
}

.bike:nth-child(2) { animation-delay: 0.5s; }
.bike:nth-child(3) { animation-delay: 1s; }
.bike:nth-child(4) { animation-delay: 1.5s; }
.bike:nth-child(5) { animation-delay: 2s; }
.bike:nth-child(6) { animation-delay: 2.5s; }
.bike:nth-child(7) { animation-delay: 3s; }
.bike:nth-child(8) { animation-delay: 3.5s; }

@keyframes bikemove {
    from {
        left: 100%;
    }
    to {
        left: -50px;
    }
}

.scrolling-text-container {
    width: 100%;
    height: 60px;
    overflow: hidden;
    background: white;
    position: relative;
    display: flex;
    align-items: center;
    margin-bottom: 0;
    z-index: 5;
}

.scrolling-text {
    display: flex;
    position: absolute;
    white-space: nowrap;
    animation: scrollText 15s linear infinite;
    left: 0;
    width: auto;
}

.scrolling-text span {
    padding: 0 30px;
    font-size: 1.8rem;
    font-weight: 600;
    display: inline-block;
}

.text-aqua {
    color: #00a884;
    text-shadow: 0 0 1px rgba(0, 168, 132, 0.2);
}

.text-turquoise {
    color: #40E0D0;
    text-shadow: 0 0 1px rgba(64, 224, 208, 0.2);
}

@keyframes scrollText {
    0% {
        transform: translateX(100%);
    }
    100% {
        transform: translateX(-100%);
    }
}

.tour-slider-title {
    text-align: center;
    font-size: 2.5rem;
    color: #2d3748;
        margin-bottom: 1.5rem;
    font-weight: 600;
    padding-top: 20px;
    margin-top: 0;
    position: relative;
    z-index: 2;
}

.tour-slider-container {
    position: relative;
    width: 100%;
    height: auto;
    overflow: hidden;
    margin-top: 20px;
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
    align-items: stretch;
}

#events.tour-slider-title {
    margin-top: -50px;
    padding-top: 35px;
    margin-bottom: -30px;
    position: relative;
    z-index: 3;
    background: white;
}

.tour-slider-wrapper {
    position: relative;
    width: 100%;
    height: 300px;
    border-radius: 12px;
    overflow: hidden;
}

.tour-slider {
    width: 100%;
    height: 100%;
}

.tour-slide {
    position: absolute;
    width: 100%;
    height: 100%;
    opacity: 0;
    transition: opacity 0.5s ease-in-out;
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    border-radius: 12px;
    background-color: #f5f5f5;
}

.tour-slide.active {
    opacity: 1;
}

.tour-content {
    width: 100%;
    padding: 1.5rem;
    background: rgba(255, 255, 255, 0.95);
    border-radius: 12px;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.05);
    box-sizing: border-box;
}

.tour-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 1.5rem;
    position: relative;
    padding: 0 10px;
    width: 100%;
    box-sizing: border-box;
}

.tour-nav-btn {
    background-color: #00a884;
    color: white;
    border: none;
    width: 40px;
    height: 40px;
    min-width: 40px;
    min-height: 40px;
    border-radius: 50%;
    cursor: pointer;
    font-size: 1.2rem;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s ease;
    flex-shrink: 0;
    z-index: 2;
}

.tour-nav-btn:hover {
    background-color: #008f6f;
    transform: scale(1.1);
}

.tour-description h3 {
        font-size: 1.8rem;
    color: #2d3748;
    margin: 0;
    font-weight: 600;
    text-align: center;
    flex-grow: 1;
    padding: 0 10px;
    width: calc(100% - 100px);
    margin: 0 auto;
}

.tour-description {
    display: none;
    animation: fadeIn 0.5s ease-in-out;
}

.tour-description.active {
    display: block;
}

.tour-description p {
    font-size: 1.2rem;
    line-height: 1.7;
    color: #4a5568;
}

.tour-nav-buttons {
    position: absolute;
        top: 50%;
    left: 50%;
    width: 90%;
    transform: translate(-50%, -50%);
    display: flex;
    justify-content: space-between;
    opacity: 0;
    transition: opacity 0.3s ease;
    pointer-events: none;
}

.tour-slider-wrapper:hover .tour-nav-buttons {
    opacity: 1;
    pointer-events: auto;
}

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

@media (min-width: 992px) {
    .tour-slider-container {
        flex-direction: row;
        height: 450px;
        gap: 2rem;
    }
    
    .tour-slider-wrapper {
        flex: 1;
        height: 100%;
    }
    
    .tour-content {
        flex: 1;
        padding: 2rem;
    }
}

@media (max-width: 768px) {
    .tour-slider-container {
        margin-bottom: 20px;
    }
    
    .tour-slider-wrapper {
        height: 250px;
        margin-bottom: 0;
    }
    
    .tour-content {
        padding: 1rem;
    }
    
    .tour-description h3 {
        font-size: 1.5rem;
    }
    
    .tour-description p {
        font-size: 1rem;
        line-height: 1.5;
    }
    
    .tour-nav-btn {
        width: 35px;
        height: 35px;
        min-width: 35px;
        min-height: 35px;
        font-size: 1rem;
    }
}

@media (max-width: 480px) {
    .tour-slider-title {
        font-size: 2rem;
        margin-bottom: 1rem;
    }
    
    .tour-slider-container {
        margin-bottom: 30px;
        gap: 1rem;
    }
    
    .tour-slider-wrapper {
        height: 200px;
    }
    
    .tour-content {
        padding: 0.8rem;
    }
    
    .tour-description h3 {
        font-size: 1.4rem;
        padding: 0 8px;
        width: calc(100% - 80px);
    }
    
    .tour-description p {
        font-size: 0.95rem;
        line-height: 1.4;
    }
    
    .tour-nav-btn {
        width: 32px;
        height: 32px;
        min-width: 32px;
        min-height: 32px;
        font-size: 0.9rem;
    }
}

@media (max-width: 360px) {
    .tour-slider-title {
        font-size: 2rem;
        margin-bottom: 1rem;
    }
    
    .tour-slider-container {
        margin-bottom: 30px;
        gap: 1rem;
    }
    
    .tour-slider-wrapper {
        height: 200px;
    }
    
    .tour-content {
        padding: 0.8rem;
    }
    
    .tour-description h3 {
        font-size: 1.3rem;
        width: calc(100% - 70px);
    }
    
    .tour-description p {
        font-size: 0.9rem;
    }
    
    .tour-nav-btn {
        width: 30px;
        height: 30px;
        min-width: 30px;
        min-height: 30px;
    }
}

.events-container {
    display: flex;
    gap: 2rem;
    margin: 2rem auto;
    padding: 0 1rem;
    max-width: 1200px;
    justify-content: center;
}

.event-section {
    flex: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
    max-width: 350px;
    width: 100%;
}

.event-title {
    font-size: 2rem;
    color: #2d3748;
    margin-bottom: 1rem;
    font-weight: 600;
    text-align: center;
}

.event-poster {
    width: 100%;
    height: 500px;
    position: relative;
    border-radius: 12px;
    overflow: hidden;
    margin-bottom: 1.5rem;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
}

.event-poster img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center;
    transition: transform 0.3s ease;
}

.event-poster:hover img {
    transform: scale(1.05);
}

.event-overlay {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    padding: 2rem;
    background: linear-gradient(to top, rgba(0,0,0,0.8), transparent);
    color: white;
    opacity: 0;
    transition: opacity 0.3s ease;
}

.event-poster:hover .event-overlay {
    opacity: 1;
}

.event-overlay h4 {
    font-size: 1.5rem;
    margin: 0 0 0.5rem 0;
    font-weight: 600;
}

.event-overlay p {
    font-size: 1.1rem;
    margin: 0;
    opacity: 0.9;
}

.event-btn {
    padding: 1rem 2rem;
    font-size: 1.1rem;
    border: none;
    border-radius: 8px;
    cursor: pointer;
    transition: all 0.3s ease;
    font-weight: 500;
    min-width: 150px;
    max-width: 100%;
}

.register-btn {
    background-color: #00a884;
    color: white;
}

.register-btn:hover {
    background-color: #008f6f;
    transform: translateY(-2px);
}

.soon-btn {
    background-color: #00a884;
    color: white;
    opacity: 0.7;
    cursor: not-allowed;
}

@media (max-width: 768px) {
    .events-container {
        flex-direction: column;
        align-items: center;
        padding: 0 1rem;
        gap: 3rem;
    }

    .event-section {
        width: 100%;
        max-width: 400px;
        margin-bottom: 0;
    }

    .event-poster {
        height: 450px;
        max-width: 100%;
    }
    
    .event-overlay {
        opacity: 1;
        padding: 1.5rem;
        background: linear-gradient(to top, rgba(0,0,0,0.8) 0%, rgba(0,0,0,0.4) 60%, transparent 100%);
    }
    
    .event-title {
        font-size: 1.8rem;
        margin-bottom: 0.8rem;
    }
    
    .event-btn {
        padding: 0.8rem 1.5rem;
        font-size: 1rem;
        min-width: 120px;
        width: 100%;
    }
    
    .event-overlay h4 {
        font-size: 1.3rem;
    }
    
    .event-overlay p {
        font-size: 1rem;
    }
}

@media (max-width: 480px) {
    .events-container {
        padding: 0 0.5rem;
        margin: 1.5rem auto;
    }
    
    .event-section {
        max-width: 350px;
        margin-bottom: 1.5rem;
    }
    
    .event-poster {
        height: 400px;
        width: 100%;
        margin-bottom: 1rem;
    }
    
    .event-overlay {
        padding: 1.2rem;
        opacity: 1;
    }
    
    .event-title {
        font-size: 1.6rem;
        margin-bottom: 0.5rem;
    }
    
    .event-btn {
        padding: 0.7rem 1.2rem;
        font-size: 0.95rem;
    }
}

@media (max-width: 360px) {
    .event-section {
        max-width: 100%;
    }
    
    .event-poster {
        height: 350px;
    }
    
    .event-overlay {
        padding: 1rem;
        opacity: 1;
        background: linear-gradient(to top, rgba(0,0,0,0.9) 0%, rgba(0,0,0,0.5) 60%, transparent 100%);
    }
    
    .event-title {
        font-size: 1.4rem;
    }
    
    .event-btn {
        padding: 0.6rem 1rem;
        font-size: 0.9rem;
    }
    
    .event-overlay h4 {
        font-size: 1.1rem;
    }
    
    .event-overlay p {
        font-size: 0.9rem;
    }
}

html {
    scroll-behavior: smooth;
    scroll-padding-top: 85px;
}

.gallery-container {
    padding: 0 2rem;
    background: white;
    transition: all 0.3s ease;
    max-width: 1400px;
    margin: 0 auto;
}

.gallery-title {
    text-align: center;
    font-size: 2.5rem;
    color: #2d3748;
    margin-bottom: 1.5rem;
    font-weight: 600;
    padding: 1rem;
}

.gallery-filter {
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    gap: 1rem;
    margin-bottom: 2rem;
    padding: 1rem;
    background: white;
    z-index: 1000;
    box-shadow: 0 2px 4px rgba(0,0,0,0.1);
    margin-top: 1rem;
}

.filter-row {
    display: flex;
    gap: 1rem;
    justify-content: center;
    width: 100%;
}

.filter-btn {
    padding: 0.8rem 1.5rem;
    border: none;
    border-radius: 30px;
    background: white;
    color: #4a5568;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.3s ease;
    box-shadow: 0 2px 4px rgba(0,0,0,0.05);
}

.filter-btn.active {
    background: #00a884;
    color: white;
}

.filter-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 6px rgba(0,0,0,0.1);
}

.filter-btn.view-all {
    background: #4169E1;
    color: white;
    margin: 0 auto;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    transition: all 0.3s ease;
}

.filter-btn.view-all.active {
    background: #2850c9;
    position: fixed;
    top: 85px;
    left: 1rem;
    z-index: 10000;
    margin: 0;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding-left: 2.5rem;
}

.filter-btn.view-all.active::before {
    content: '←';
    font-size: 1.2rem;
    position: absolute;
    left: 1rem;
}

.gallery-container.fullscreen {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: 9999;
    padding: 0;
    overflow-y: auto;
    background: white;
}

.gallery-grid.fullscreen {
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 1rem;
    max-width: 1400px;
    margin: 0 auto;
}

/* Mobil cihazlarda tam ekran modunda ekstra fotoğraf başlıkları için özel stil */
@media (max-width: 768px) {
    .gallery-grid.fullscreen .gallery-hover {
        opacity: 1;
        background: linear-gradient(to top, rgba(0,0,0,0.8), rgba(0,0,0,0.2), transparent);
    }
}

.gallery-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 0;
    padding: 1rem;
    position: relative;
    transition: all 0.3s ease;
    justify-items: center;
    max-width: 1400px;
    margin: 0 auto;
}

.gallery-grid.fullscreen {
    grid-template-columns: repeat(4, 1fr);
    max-width: none;
    gap: 1.5rem;
}

.gallery-item {
    opacity: 1;
    transform: scale(1);
    transition: all 0.5s ease;
    position: relative;
    width: 280px;
    height: 280px;
    aspect-ratio: 1 / 1;
    margin: 0;
    padding: 0;
}

.gallery-item.hidden {
    display: none;
}

.gallery-card {
    background: white;
    border-radius: 15px;
    overflow: hidden;
    box-shadow: 0 4px 6px rgba(0,0,0,0.1);
    transition: all 0.3s ease;
    height: 100%;
    width: 100%;
    display: flex;
    flex-direction: column;
    margin: 0;
    padding: 0;
}

.gallery-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 8px 12px rgba(0,0,0,0.15);
}

.gallery-image {
    position: relative;
    height: 280px;
    width: 280px;
    overflow: hidden;
    flex: 1;
}

.gallery-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center;
    transition: transform 0.5s ease;
}

.gallery-image img:active + .gallery-hover {
    opacity: 1;
}

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

.gallery-hover {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    background: linear-gradient(to top, rgba(0,0,0,0.8), transparent);
    color: white;
    padding: 2rem;
    opacity: 0;
    transition: opacity 0.3s ease;
    font-size: 1.5rem;
    font-weight: 600;
    text-align: center;
}

.gallery-card:hover .gallery-hover,
.gallery-card:active .gallery-hover {
    opacity: 1;
}

.see-more-card {
    background: #00a884;
    display: flex;
    align-items: center;
    justify-content: center;
    height: 300px;
    cursor: pointer;
    transition: all 0.3s ease;
}

.see-more-card:hover {
    background: #008f6f;
    transform: translateY(-10px);
}

.see-more-content {
    text-align: center;
    color: white;
}

.see-more-icon {
    font-size: 3rem;
    display: block;
    margin-bottom: 1rem;
}

.see-more-text {
    font-size: 1.5rem;
    font-weight: 600;
}

@media (max-width: 768px) {
    .gallery-filter {
        padding: 0 1rem;
    }

    .gallery-grid {
        grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
        padding: 1rem;
        gap: 0.5rem;
    }
    
    .gallery-item {
        width: 280px;
        height: 280px;
    }

    .gallery-image {
        height: 280px;
        width: 280px;
    }

    .gallery-hover {
        font-size: 1.2rem;
        padding: 1.5rem;
        opacity: 1;  /* Mobil görünümde her zaman görünür olsun */
        background: linear-gradient(to top, rgba(0,0,0,0.8), rgba(0,0,0,0.2), transparent);
    }
    
    .gallery-grid.fullscreen {
        grid-template-columns: repeat(1, 1fr);
        gap: 0.8rem;
        justify-items: center;
    }
    
    .gallery-grid.fullscreen .gallery-item {
        width: auto;
        max-width: 300px; /* 295px'den 260px'e küçültüldü */
        height: 300px; /* Yükseklik değeri eklendi */
    }
    
    .gallery-grid.fullscreen .gallery-image {
        height: 300px;
        width: 100%; /* Genişlik değeri güncellendi */
        max-width: 300px; /* Maksimum genişlik değeri eklendi */
    }

    .filter-btn.view-all.active {
        top: 0.5rem;
        left: 0.5rem;
    }
    
    .gallery-container {
        padding: 0 1rem;
    }
}

@media (max-width: 480px) {
    .gallery-grid {
        grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
        gap: 0.3rem;
        padding: 0.5rem;
    }
    
    .gallery-item {
        width: 250px;
        height: 250px;
    }
    
    .gallery-image {
        height: 250px;
        width: 250px;
    }
    
    .gallery-hover {
        font-size: 1rem;
        padding: 1rem;
        opacity: 1;  /* Mobil görünümde her zaman görünür olsun */
        background: linear-gradient(to top, rgba(0,0,0,0.8), rgba(0,0,0,0.2), transparent);
    }
    
    .gallery-grid.fullscreen {
        grid-template-columns: repeat(1, 1fr);
        gap: 0.8rem;
        justify-items: center;
    }
    
    .gallery-grid.fullscreen .gallery-item {
        width: 300px;
        height: 300px;
    }
    
    .gallery-grid.fullscreen .gallery-image {
        height: 300px;
        width: 300px;
    }
}

.join-section {
    position: relative;
    margin: 4rem 0;
    height: 400px;
    overflow: hidden;
    border-radius: 12px;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
}

.join-image {
    position: absolute;
    width: 100%;
    height: 100%;
}

.join-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.join-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, 
        rgba(0, 0, 0, 0.8) 0%, 
        rgba(0, 0, 0, 0.6) 30%, 
        rgba(0, 0, 0, 0.4) 60%, 
        rgba(0, 0, 0, 0.2) 80%, 
        rgba(0, 0, 0, 0) 100%
    );
}

.join-content {
    position: relative;
    color: white;
    z-index: 2;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 2rem;
    padding: 0 1rem;
    width: 100%;
    max-width: 90%;
    text-align: center;
}

.join-content h2 {
    font-size: 3rem;
    font-weight: 600;
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.3);
    margin: 0;
}

.join-btn {
    background-color: #00a884;
    color: white;
    border: none;
    padding: 1rem 3rem;
    font-size: 1.2rem;
    border-radius: 30px;
    cursor: pointer;
    transition: all 0.3s ease;
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 1px;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
    width: auto;
    max-width: 100%;
}

.join-btn:hover {
    background-color: #008f6f;
    transform: translateY(-2px);
    box-shadow: 0 6px 8px rgba(0, 0, 0, 0.2);
}

@media (max-width: 768px) {
    .join-section {
        height: 300px;
    }

    .join-content {
        gap: 1.5rem;
    }

    .join-content h2 {
        font-size: 2rem;
    }
    
    .join-btn {
        padding: 0.8rem 2rem;
        font-size: 1.1rem;
    }

    .join-overlay {
        background: linear-gradient(90deg, 
            rgba(0, 0, 0, 0.8) 0%, 
            rgba(0, 0, 0, 0.6) 50%, 
            rgba(0, 0, 0, 0.4) 100%
        );
    }
}

@media (max-width: 480px) {
    .join-section {
        height: 250px;
        margin: 2rem 0;
    }
    
    .join-content {
        gap: 1rem;
    }
    
    .join-content h2 {
        font-size: 1.8rem;
    }
    
    .join-btn {
        padding: 0.7rem 1.5rem;
        font-size: 1rem;
        letter-spacing: 0.5px;
    }
}

@media (max-width: 360px) {
    .join-section {
        height: 200px;
        margin: 1.5rem 0;
    }
    
    .join-content {
        gap: 0.8rem;
    }
    
    .join-content h2 {
        font-size: 1.5rem;
    }
    
    .join-btn {
        padding: 0.6rem 1.2rem;
        font-size: 0.9rem;
        letter-spacing: normal;
    }
    
    .join-overlay {
        background: rgba(0, 0, 0, 0.6);
    }
}

.footer {
    background-color: #f8f9fa;
    padding: 3rem 0;
    margin-top: 1rem;
    margin-left: auto;
    margin-right: auto;
}

.footer-title {
    text-align: center;
    font-size: 2.5rem;
    color: #2d3748;
    margin-bottom: 2rem;
    font-weight: 600;
}

.footer-content {
    display: flex;
    justify-content: center;
    align-items: center;
    padding: 0 2rem;
    position: relative;
}

.social-links-row {
    display: flex;
    justify-content: center;
    gap: 3rem;
    width: 100%;
    max-width: 800px;
}

.social-link {
    display: flex;
    align-items: center;
    gap: 0.8rem;
    text-decoration: none;
    color: #4a5568;
    font-size: 1.1rem;
    font-weight: 500;
    transition: all 0.3s ease;
    padding: 0.8rem ;
    border-radius: 8px;
    white-space: nowrap;
}

.social-link:hover {
    color: #2d3748;
    background-color: rgba(0, 0, 0, 0.05);
    transform: translateY(-2px);
}

.footer-image {
    width: 500px;
    height: 200px;
    margin-top: 3rem;
    object-fit: contain;
    display: block;
    margin-left: auto;
    margin-right: auto;
    max-width: 100%;
}

@media (max-width: 768px) {
    .social-links-row {
        flex-direction: column;
        align-items: center;
        gap: 1rem;
    }
    
    .footer-image {
        width: 100%;
        max-width: 400px;
        height: auto;
        margin-top: 2rem;
    }
}

@media (max-width: 480px) {
    .footer-image {
        max-width: 90%;
        margin-top: 1.5rem;
    }
    
    .footer-title {
        font-size: 2rem;
        margin-bottom: 1.5rem;
    }
}

/* Çok küçük ekranlar için logo ve kulüp adını iyice kompakt hale getirme */
@media (max-width: 320px) {
    .logo {
        width: 35px; /* Daha da küçülttüm */
        height: 35px;
    }
    .club-name {
        font-size: 0.85rem; /* Daha da küçülttüm */
        flex-direction: row; /* İki satırı tek satıra sığdır */
        gap: 0;
    }
    .club-name span {
        font-size: 0.85rem;
        margin-right: 0.05rem; /* Neredeyse yapışık */
        line-height: 1.2;
    }
    .club-name span:last-child {
        margin-right: 0;
}
.logo-section {
        gap: 0.05rem; /* Neredeyse yapışık */
    }
    .about-btn {
        font-size: 0.8rem;
        padding: 0.4rem 0.8rem;
    }
    /* second-row için daha küçük font */
    .gallery-second-row {
        font-size: 0.8rem;
    }
}

.bike-animation-container {
    position: relative;
    width: 100%;
    height: 80px;
    background: linear-gradient(to bottom, rgba(0,0,0,0.1) 0%, rgba(0,0,0,0.45) 40%, rgba(0,0,0,0.45) 100%);
    overflow: hidden;
    margin-top: -50px;
    margin-bottom: 0;
    z-index: 100;
}
    
.bike {
    position: absolute;
    font-size: 2.5rem;
    animation: bikemove 8s linear infinite;
    left: 100%;
    color: white;
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.3);
    top: 15px;
    z-index: 101;
}

.bike:nth-child(2) { animation-delay: 0.5s; }
.bike:nth-child(3) { animation-delay: 1s; }
.bike:nth-child(4) { animation-delay: 1.5s; }
.bike:nth-child(5) { animation-delay: 2s; }
.bike:nth-child(6) { animation-delay: 2.5s; }
.bike:nth-child(7) { animation-delay: 3s; }
.bike:nth-child(8) { animation-delay: 3.5s; }

@keyframes bikemove {
    from {
        left: 100%;
    }
    to {
        left: -50px;
    }
}

.scrolling-text-container {
    width: 100%;
    height: 60px;
    overflow: hidden;
    background: white;
    position: relative;
    display: flex;
    align-items: center;
    margin-bottom: 0;
    z-index: 5;
}

.scrolling-text {
    display: flex;
    position: absolute;
    white-space: nowrap;
    animation: scrollText 15s linear infinite;
    left: 0;
    width: auto;
}

.scrolling-text span {
    padding: 0 30px;
    font-size: 1.8rem;
    font-weight: 600;
    display: inline-block;
}

.text-aqua {
    color: #00a884;
    text-shadow: 0 0 1px rgba(0, 168, 132, 0.2);
}

.text-turquoise {
    color: #40E0D0;
    text-shadow: 0 0 1px rgba(64, 224, 208, 0.2);
}

@keyframes scrollText {
    0% {
        transform: translateX(100%);
    }
    100% {
        transform: translateX(-100%);
    }
}

.tour-slider-title {
    text-align: center;
    font-size: 2.5rem;
    color: #2d3748;
        margin-bottom: 1.5rem;
    font-weight: 600;
    padding-top: 20px;
    margin-top: 0;
    position: relative;
    z-index: 2;
}

.tour-slider-container {
    position: relative;
    width: 100%;
    height: auto;
    overflow: hidden;
    margin-top: 20px;
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
    align-items: stretch;
}

#events.tour-slider-title {
    margin-top: -50px;
    padding-top: 35px;
    margin-bottom: -30px;
    position: relative;
    z-index: 3;
    background: white;
}

.tour-slider-wrapper {
    position: relative;
    width: 100%;
    height: 300px;
    border-radius: 12px;
    overflow: hidden;
}

.tour-slider {
    width: 100%;
    height: 100%;
}

.tour-slide {
    position: absolute;
    width: 100%;
    height: 100%;
    opacity: 0;
    transition: opacity 0.5s ease-in-out;
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    border-radius: 12px;
    background-color: #f5f5f5;
}

.tour-slide.active {
    opacity: 1;
}

.tour-content {
    width: 100%;
    padding: 1.5rem;
    background: rgba(255, 255, 255, 0.95);
    border-radius: 12px;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.05);
    box-sizing: border-box;
}

.tour-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 1.5rem;
    position: relative;
    padding: 0 10px;
    width: 100%;
    box-sizing: border-box;
}

.tour-nav-btn {
    background-color: #00a884;
    color: white;
    border: none;
    width: 40px;
    height: 40px;
    min-width: 40px;
    min-height: 40px;
    border-radius: 50%;
    cursor: pointer;
    font-size: 1.2rem;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s ease;
    flex-shrink: 0;
    z-index: 2;
}

.tour-nav-btn:hover {
    background-color: #008f6f;
    transform: scale(1.1);
}

.tour-description h3 {
        font-size: 1.8rem;
    color: #2d3748;
    margin: 0;
    font-weight: 600;
    text-align: center;
    flex-grow: 1;
    padding: 0 10px;
    width: calc(100% - 100px);
    margin: 0 auto;
}

.tour-description {
    display: none;
    animation: fadeIn 0.5s ease-in-out;
}

.tour-description.active {
    display: block;
}

.tour-description p {
    font-size: 1.2rem;
    line-height: 1.7;
    color: #4a5568;
}

.tour-nav-buttons {
    position: absolute;
        top: 50%;
    left: 50%;
    width: 90%;
    transform: translate(-50%, -50%);
    display: flex;
    justify-content: space-between;
    opacity: 0;
    transition: opacity 0.3s ease;
    pointer-events: none;
}

.tour-slider-wrapper:hover .tour-nav-buttons {
    opacity: 1;
    pointer-events: auto;
}

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

@media (min-width: 992px) {
    .tour-slider-container {
        flex-direction: row;
        height: 450px;
        gap: 2rem;
    }
    
    .tour-slider-wrapper {
        flex: 1;
        height: 100%;
    }
    
    .tour-content {
        flex: 1;
        padding: 2rem;
    }
}

@media (max-width: 768px) {
    .tour-slider-container {
        margin-bottom: 20px;
    }
    
    .tour-slider-wrapper {
        height: 250px;
        margin-bottom: 0;
    }
    
    .tour-content {
        padding: 1rem;
    }
    
    .tour-description h3 {
        font-size: 1.5rem;
    }
    
    .tour-description p {
        font-size: 1rem;
        line-height: 1.5;
    }
    
    .tour-nav-btn {
        width: 35px;
        height: 35px;
        min-width: 35px;
        min-height: 35px;
        font-size: 1rem;
    }
}

@media (max-width: 480px) {
    .tour-slider-title {
        font-size: 2rem;
        margin-bottom: 1rem;
    }
    
    .tour-slider-container {
        margin-bottom: 30px;
        gap: 1rem;
    }
    
    .tour-slider-wrapper {
        height: 200px;
    }
    
    .tour-content {
        padding: 0.8rem;
    }
    
    .tour-description h3 {
        font-size: 1.4rem;
        padding: 0 8px;
        width: calc(100% - 80px);
    }
    
    .tour-description p {
        font-size: 0.95rem;
        line-height: 1.4;
    }
    
    .tour-nav-btn {
        width: 32px;
        height: 32px;
        min-width: 32px;
        min-height: 32px;
        font-size: 0.9rem;
    }
}

@media (max-width: 360px) {
    .tour-slider-title {
        font-size: 2rem;
        margin-bottom: 1rem;
    }
    
    .tour-slider-container {
        margin-bottom: 30px;
        gap: 1rem;
    }
    
    .tour-slider-wrapper {
        height: 200px;
    }
    
    .tour-content {
        padding: 0.8rem;
    }
    
    .tour-description h3 {
        font-size: 1.3rem;
        width: calc(100% - 70px);
    }
    
    .tour-description p {
        font-size: 0.9rem;
    }
    
    .tour-nav-btn {
        width: 30px;
        height: 30px;
        min-width: 30px;
        min-height: 30px;
    }
}

.events-container {
    display: flex;
    gap: 2rem;
    margin: 2rem auto;
    padding: 0 1rem;
    max-width: 1200px;
    justify-content: center;
}

.event-section {
    flex: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
    max-width: 350px;
    width: 100%;
}

.event-title {
    font-size: 2rem;
    color: #2d3748;
    margin-bottom: 1rem;
    font-weight: 600;
    text-align: center;
}

.event-poster {
    width: 100%;
    height: 500px;
    position: relative;
    border-radius: 12px;
    overflow: hidden;
    margin-bottom: 1.5rem;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
}

.event-poster img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center;
    transition: transform 0.3s ease;
}

.event-poster:hover img {
    transform: scale(1.05);
}

.event-overlay {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    padding: 2rem;
    background: linear-gradient(to top, rgba(0,0,0,0.8), transparent);
    color: white;
    opacity: 0;
    transition: opacity 0.3s ease;
}

.event-poster:hover .event-overlay {
    opacity: 1;
}

.event-overlay h4 {
    font-size: 1.5rem;
    margin: 0 0 0.5rem 0;
    font-weight: 600;
}

.event-overlay p {
    font-size: 1.1rem;
    margin: 0;
    opacity: 0.9;
}

.event-btn {
    padding: 1rem 2rem;
    font-size: 1.1rem;
    border: none;
    border-radius: 8px;
    cursor: pointer;
    transition: all 0.3s ease;
    font-weight: 500;
    min-width: 150px;
    max-width: 100%;
}

.register-btn {
    background-color: #00a884;
    color: white;
}

.register-btn:hover {
    background-color: #008f6f;
    transform: translateY(-2px);
}

.soon-btn {
    background-color: #00a884;
    color: white;
    opacity: 0.7;
    cursor: not-allowed;
}

@media (max-width: 768px) {
    .events-container {
        flex-direction: column;
        align-items: center;
        padding: 0 1rem;
        gap: 3rem;
    }

    .event-section {
        width: 100%;
        max-width: 400px;
        margin-bottom: 0;
    }

    .event-poster {
        height: 450px;
        max-width: 100%;
    }
    
    .event-overlay {
        opacity: 1;
        padding: 1.5rem;
        background: linear-gradient(to top, rgba(0,0,0,0.8) 0%, rgba(0,0,0,0.4) 60%, transparent 100%);
    }
    
    .event-title {
        font-size: 1.8rem;
        margin-bottom: 0.8rem;
    }
    
    .event-btn {
        padding: 0.8rem 1.5rem;
        font-size: 1rem;
        min-width: 120px;
        width: 100%;
    }
    
    .event-overlay h4 {
        font-size: 1.3rem;
    }
    
    .event-overlay p {
        font-size: 1rem;
    }
}

@media (max-width: 480px) {
    .events-container {
        padding: 0 0.5rem;
        margin: 1.5rem auto;
    }
    
    .event-section {
        max-width: 350px;
        margin-bottom: 1.5rem;
    }
    
    .event-poster {
        height: 400px;
        width: 100%;
        margin-bottom: 1rem;
    }
    
    .event-overlay {
        padding: 1.2rem;
        opacity: 1;
    }
    
    .event-title {
        font-size: 1.6rem;
        margin-bottom: 0.5rem;
    }
    
    .event-btn {
        padding: 0.7rem 1.2rem;
        font-size: 0.95rem;
    }
}

@media (max-width: 360px) {
    .event-section {
        max-width: 100%;
    }
    
    .event-poster {
        height: 350px;
    }
    
    .event-overlay {
        padding: 1rem;
        opacity: 1;
        background: linear-gradient(to top, rgba(0,0,0,0.9) 0%, rgba(0,0,0,0.5) 60%, transparent 100%);
    }
    
    .event-title {
        font-size: 1.4rem;
    }
    
    .event-btn {
        padding: 0.6rem 1rem;
        font-size: 0.9rem;
    }
    
    .event-overlay h4 {
        font-size: 1.1rem;
    }
    
    .event-overlay p {
        font-size: 0.9rem;
    }
}

html {
    scroll-behavior: smooth;
    scroll-padding-top: 85px;
}

.gallery-container {
    padding: 0 2rem;
    background: white;
    transition: all 0.3s ease;
    max-width: 1400px;
    margin: 0 auto;
}

.gallery-title {
    text-align: center;
    font-size: 2.5rem;
    color: #2d3748;
    margin-bottom: 1.5rem;
    font-weight: 600;
    padding: 1rem;
}

.gallery-filter {
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    gap: 1rem;
    margin-bottom: 2rem;
    padding: 1rem;
    background: white;
    z-index: 1000;
    box-shadow: 0 2px 4px rgba(0,0,0,0.1);
    margin-top: 1rem;
}

.filter-row {
    display: flex;
    gap: 1rem;
    justify-content: center;
    width: 100%;
}

.filter-btn {
    padding: 0.8rem 1.5rem;
    border: none;
    border-radius: 30px;
    background: white;
    color: #4a5568;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.3s ease;
    box-shadow: 0 2px 4px rgba(0,0,0,0.05);
}

.filter-btn.active {
    background: #00a884;
    color: white;
}

.filter-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 6px rgba(0,0,0,0.1);
}

.filter-btn.view-all {
    background: #4169E1;
    color: white;
    margin: 0 auto;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    transition: all 0.3s ease;
}

.filter-btn.view-all.active {
    background: #2850c9;
    position: fixed;
    top: 85px;
    left: 1rem;
    z-index: 10000;
    margin: 0;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding-left: 2.5rem;
}

.filter-btn.view-all.active::before {
    content: '←';
    font-size: 1.2rem;
    position: absolute;
    left: 1rem;
}

.gallery-container.fullscreen {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: 9999;
    padding: 0;
    overflow-y: auto;
    background: white;
}

.gallery-grid.fullscreen {
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 1rem;
    max-width: 1400px;
    margin: 0 auto;
}

/* Mobil cihazlarda tam ekran modunda ekstra fotoğraf başlıkları için özel stil */
@media (max-width: 768px) {
    .gallery-grid.fullscreen .gallery-hover {
        opacity: 1;
        background: linear-gradient(to top, rgba(0,0,0,0.8), rgba(0,0,0,0.2), transparent);
    }
}

.gallery-item {
    height: 180px;
}

/* Responsive Header Menu */
.mobile-menu-toggle {
    display: none;
    flex-direction: column;
    justify-content: space-between;
    width: 30px;
    height: 21px;
    cursor: pointer;
    z-index: 1001;
}

.mobile-menu-toggle span {
    display: block;
    height: 3px;
    width: 100%;
    background-color: #2d3748;
    border-radius: 3px;
    transition: all 0.3s ease;
}

.mobile-menu-toggle.active span:nth-child(1) {
    transform: translateY(9px) rotate(45deg);
}

.mobile-menu-toggle.active span:nth-child(2) {
    opacity: 100;
}

.mobile-menu-toggle.active span:nth-child(3) {
    transform: translateY(-9px) rotate(-45deg);
}

.mobile-nav {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-color: rgb(255, 255, 255);
    z-index: 1000;
    padding: 5rem 2rem 2rem;
    flex-direction: column;
    align-items: center;
    gap: 1.5rem;
    overflow-y: auto;
    transform: translateX(100%);
    transition: transform 0.3s ease-in-out;
}

.mobile-nav.active {
    transform: translateX(0);
    display: flex;
}

.mobile-nav a {
    text-decoration: none;
    color: #4a5568;
    font-weight: 500;
    font-size: 1.2rem;
    padding: 0.8rem 0;
    width: 100%;
    text-align: center;
    border-bottom: 1px solid #f0f0f0;
}

.mobile-nav a:last-child {
    background-color: #00a884;
    color: white;
    border-radius: 8px;
    margin-top: 1rem;
    padding: 1rem 0;
}

.mobile-nav a:hover {
    color: #00a884;
}

.mobile-nav a:last-child:hover {
    color: white;
    background-color: #008f6f;
}

@media (max-width: 768px) {
    .mobile-menu-toggle {
        display: flex;
    }
    
    .mobile-nav {
        display: flex;
    }
    
    .about-btn {
        display: none;
    }
    
    .header-content {
        padding: 0 1rem;
    }
}

@media (min-width: 769px) {
    .gallery-grid {
        display: grid;
        grid-template-columns: repeat(3, 1fr);
        padding: 0.5rem;
        gap: 0.3rem; /* Yatay ve dikey boşluk her ikisi de bu değer */
        justify-content: center;
        column-gap: 0.05rem; /* Yan (sağ-sol) boşlukları daha da azalttım */
    }
    
    .gallery-item {
        width: 255px; /* 240px'den 255px'e artırıldı */
        height: 240px;
        margin: 0;
        padding: 0;
    }
    
    .gallery-image {
        height: 240px;
        width: 255px; /* 240px'den 255px'e artırıldı */
    }
    
    .gallery-card {
        margin: 0;
        width: 100%;
        border-radius: 15px;
    }
    
    .gallery-grid.fullscreen {
        grid-template-columns: repeat(4, 1fr);
        gap: 0.8rem;
        column-gap: 0.1rem; /* Yan (sağ-sol) boşlukları daha da azalttım */
    }
    
    .gallery-grid.fullscreen .gallery-item {
        width: auto;
        max-width: 295px; /* 280px'den 295px'e artırıldı */
    }
}

@media (min-width: 1200px) {
    .gallery-grid {
        grid-template-columns: repeat(3, 1fr);
        gap: 0.5rem; /* 1rem'den azaltıldı */
        column-gap: 0.08rem; /* Yan (sağ-sol) boşlukları daha da azalttım */
    }
    
    .gallery-item {
        width: 275px; /* 260px'den 275px'e artırıldı */
        height: 260px;
    }
    
    .gallery-image {
        height: 260px;
        width: 275px; /* 260px'den 275px'e artırıldı */
    }
    
    .gallery-grid.fullscreen {
        grid-template-columns: repeat(4, 1fr);
        gap: 1rem; /* 1.8rem'den azaltıldı */
        column-gap: 0.15rem; /* Yan (sağ-sol) boşlukları daha da azalttım */
    }
}

@media (max-width: 768px) {
    .gallery-filter {
        padding: 0 1rem;
    }

    .gallery-grid {
        grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
        padding: 1rem;
        gap: 1.2rem;
        column-gap: 0.2rem; /* Yan (sağ-sol) boşlukları daha da azalttım */
    }
    
    .gallery-item {
        width: 340px; /* 320px'den 340px'e daha da büyütüldü */
        height: 340px; /* 320px'den 340px'e daha da büyütüldü */
    }

    .gallery-image {
        height: 340px; /* 320px'den 340px'e daha da büyütüldü */
        width: 340px; /* 320px'den 340px'e daha da büyütüldü */
    }

    .gallery-hover {
        font-size: 1.2rem;
        padding: 1.5rem;
    }
    
    .gallery-grid.fullscreen {
        grid-template-columns: repeat(1, 1fr);
        gap: 1.5rem;
        justify-items: center;
    }
    
    .gallery-grid.fullscreen .gallery-item {
        width: 320px; /* 380px'den 320px'e küçültüldü */
        height: 320px; /* 380px'den 320px'e küçültüldü */
    }
    
    .gallery-grid.fullscreen .gallery-image {
        height: 320px; /* 380px'den 320px'e küçültüldü */
        width: 320px; /* 380px'den 320px'e küçültüldü */
    }

    .filter-btn.view-all.active {
        top: 0.5rem;
        left: 0.5rem;
    }
    
    .gallery-container {
        padding: 0 1rem;
    }
}

@media (max-width: 480px) {
    .gallery-grid {
        grid-template-columns: repeat(auto-fill, minmax(160px, 1fr));
        gap: 1rem;
        column-gap: 0.15rem; /* Yan (sağ-sol) boşlukları daha da azalttım */
        padding: 0.8rem;
    }
    
    .gallery-item {
        width: 250px; /* 220px'den 250px'e daha da büyütüldü */
        height: 250px; /* 220px'den 250px'e daha da büyütüldü */
    }
    
    .gallery-image {
        height: 250px; /* 220px'den 250px'e daha da büyütüldü */
        width: 250px; /* 220px'den 250px'e daha da büyütüldü */
    }
    
    .gallery-hover {
        font-size: 1rem;
        padding: 1rem;
    }
    
    .gallery-grid.fullscreen {
        grid-template-columns: repeat(1, 1fr);
        gap: 1.5rem;
        justify-items: center;
    }
    
    .gallery-grid.fullscreen .gallery-item {
        width: 360px; /* 340px'den 360px'e daha da büyütüldü */
        height: 360px; /* 340px'den 360px'e daha da büyütüldü */
    }
    
    .gallery-grid.fullscreen .gallery-image {
        height: 360px; /* 340px'den 360px'e daha da büyütüldü */
        width: 360px; /* 340px'den 360px'e daha da büyütüldü */
    }
}

.event-slider {
    position: relative;
    width: 100%;
    overflow: hidden;
}

.event-poster {
    display: none;
    width: 100%;
    position: relative;
    transition: all 0.3s ease;
}

.event-poster.active {
    display: block;
}

.event-navigation {
    display: flex;
    justify-content: center;
    align-items: center;
    margin-top: 1rem;
}

.event-nav-btn {
    background-color: #00a884;
    color: white;
    border: none;
    border-radius: 50%;
    width: 36px;
    height: 36px;
    font-size: 1.2rem;
    cursor: pointer;
    margin: 0 1rem;
    display: flex;
    justify-content: center;
    align-items: center;
    transition: all 0.2s ease;
}

.event-nav-btn:hover {
    background-color: #008f6f;
    transform: scale(1.1);
}

.active-event-btn {
    flex: 1;
    max-width: 150px;
}

/* Responsive Menü */
.menu-btn {
    display: none;
    background-color: #00a884;
    color: white;
    border: none;
    padding: 0.6rem 1.2rem;
    border-radius: 8px;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.2s ease;
}

.menu-btn:hover {
    background-color: #008f6f;
    transform: translateY(-1px);
}

@media (max-width: 768px) {
    .header-content {
        padding: 0 1rem;
    }
    
    .nav-menu {
        display: none;
        width: 100%;
        flex-direction: column;
        align-items: center;
        justify-content: center;
        position: absolute;
        top: 100%;
        left: 0;
        background-color: white;
        padding: 1rem 0;
        box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
        z-index: 999;
        text-align: center;
    }
    
    .nav-menu a.nav-item {
        margin: 0.3rem 0;
        padding: 0.3rem 0;
        width: 100%;
        text-align: center;
        display: block;
    }
    
    /* Mobil görünümde yeşil Hakkımızda butonu için özel stil */
    .nav-menu a[style*="background-color: #00a884"] {
        width: auto;
        max-width: 150px;
        margin: 0.4rem auto;
        display: block;
    }
    
    .nav-menu.active {
        display: flex;
    }
    
    .about-btn {
        display: none;
    }
    
    .menu-btn {
        display: block;
    }
    
    .gallery-filter {
        padding: 0 1rem;
    }

    .gallery-grid {
        grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
        padding: 1rem;
        gap: 1.2rem;
        column-gap: 0.2rem; /* Yan (sağ-sol) boşlukları daha da azalttım */
    }
    
    .gallery-item {
        width: 340px; /* 320px'den 340px'e daha da büyütüldü */
        height: 340px; /* 320px'den 340px'e daha da büyütüldü */
    }

    .gallery-image {
        height: 340px; /* 320px'den 340px'e daha da büyütüldü */
        width: 340px; /* 320px'den 340px'e daha da büyütüldü */
    }

    .gallery-hover {
        font-size: 1.2rem;
        padding: 1.5rem;
    }
    
    .gallery-grid.fullscreen {
        grid-template-columns: repeat(1, 1fr);
        gap: 1.5rem;
        justify-items: center;
    }
    
    .gallery-grid.fullscreen .gallery-item {
        width: 320px; /* 380px'den 320px'e küçültüldü */
        height: 320px; /* 380px'den 320px'e küçültüldü */
    }
    
    .gallery-grid.fullscreen .gallery-image {
        height: 320px; /* 380px'den 320px'e küçültüldü */
        width: 320px; /* 380px'den 320px'e küçültüldü */
    }

    .filter-btn.view-all.active {
        top: 0.5rem;
        left: 0.5rem;
    }
    
    .gallery-container {
        padding: 0 1rem;
    }
}

@media (min-width: 769px) {
    .menu-btn {
        display: none;
    }
    
    /* Masaüstü görünümünde nav-menu içindeki Hakkımızda butonunu gizle */
    .nav-menu .nav-item[style*="background-color: #00a884"] {
        display: none;
    }
    
    .gallery-grid {
        display: grid;
        grid-template-columns: repeat(3, 1fr);
        padding: 0.5rem;
        gap: 0.3rem; /* Yatay ve dikey boşluk her ikisi de bu değer */
        justify-content: center;
        column-gap: 0.05rem; /* Yan (sağ-sol) boşlukları daha da azalttım */
    }
    
    .gallery-item {
        width: 255px; /* 240px'den 255px'e artırıldı */
        height: 240px;
        margin: 0;
        padding: 0;
    }
    
    .gallery-image {
        height: 240px;
        width: 255px; /* 240px'den 255px'e artırıldı */
    }
    
    .gallery-card {
        margin: 0;
        width: 100%;
        border-radius: 15px;
    }
    
    .gallery-grid.fullscreen {
        grid-template-columns: repeat(4, 1fr);
        gap: 0.8rem;
        column-gap: 0.1rem; /* Yan (sağ-sol) boşlukları daha da azalttım */
    }
    
    .gallery-grid.fullscreen .gallery-item {
        width: auto;
        max-width: 295px; /* 280px'den 295px'e artırıldı */
    }
}

@media (max-width: 768px) {
    .filter-btn.view-all {
        margin-left: 0;
    }
}

@media (max-width: 768px) {
    .gallery-filter .filter-row {
        flex-wrap: wrap;
        justify-content: center;
    }

    .filter-btn {
        margin: 0.3rem;
        width: auto;
        text-align: center;
        min-width: 140px;
    }

    .filter-btn.active[data-filter="all"] {
        margin: 0 auto;
        display: flex;
        justify-content: center;
    }

    .filter-btn.view-all {
        margin: 0.5rem auto;
        min-width: 180px;
    }
}

@media (max-width: 480px) {
    .filter-btn {
        min-width: 120px;
        padding: 0.6rem 1rem;
        font-size: 0.9rem;
    }
}

/* En Büyük Projemiz Bölümü */
.project-section {
    padding: 2px;
    margin: 4rem 0;
    background-color: #f8fafc;
}

.project-heading {
    text-align: center;
    font-size: 2.5rem;
    color: #2d3748;
    margin-bottom: 2.5rem;
    padding-bottom: 6px;
    position: relative;
    font-weight: 600;
}

.project-heading::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 80px;
    height: 3px;
    background-color: #00a884;
    border-radius: 2px;
}

.project-container {
    display: flex;
    flex-direction: row;
    align-items: stretch;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
}

.project-slider {
    width: 600px;
    flex: none;
    position: relative;
    height: 480px;
    overflow: hidden;
    border-radius: 10px;
    margin-right: 2rem;
}

.project-slide {
    position: absolute;
    width: 100%;
    height: 100%;
    background-size: cover;
   background-position: center;/*
    background-repeat: no-repeat;
    background-color: #ccc; */
    opacity: 0;
    transition: opacity 0.5s ease;
}

.project-slide.active {
    opacity: 1;
}

.project-nav {
    position: absolute;
    bottom: 15px;
    width: 100%;
    display: flex;
    justify-content: center;
    gap: 15px;
    z-index: 10;
}

.project-nav-btn {
    background-color: #00a884;
    color: white;
    border: none;
    border-radius: 50%;
    width: 45px;
    height: 45px;
    font-size: 1.4rem;
    cursor: pointer;
    display: flex;
    justify-content: center;
    align-items: center;
    transition: all 0.2s ease;
    box-shadow: 0 2px 5px rgba(0, 0, 0, 0.2);
}

.project-nav-btn:hover {
    background-color: #008f6f;
    transform: scale(1.1);
}

.project-content {
    flex: 1;
    padding: 1rem;
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.project-content p {
    margin-bottom: 1.5rem;
    line-height: 1.6;
    color: #4a5568;
}

.discover-more-btn {
    padding: 0.7rem 1.5rem;
    background-color: #00a884;
    color: white;
    border: none;
    border-radius: 5px;
    font-weight: 500;
    cursor: pointer;
    transition: background-color 0.3s ease;
    align-self: flex-start;
}

.discover-more-btn:hover {
    background-color: #008f6f;
}

/* Footer görünmesi için CSS düzeltme */
.footer {
    background-color: #f7fafc;
    padding: 3rem 0;
    margin-top: 4rem;
    display: block;
    width: 100%;
}

.footer-image {
    display: block;
    width: 100%;
    max-width: 500px;
    margin: 2rem auto 0;
    height: auto;
}

.footer-title {
    text-align: center;
    font-size: 2rem;
    margin-bottom: 2rem;
    color: #2d3748;
}

.footer-content {
    display: flex;
    flex-direction: column;
    align-items: center;
}

.social-links-row {
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    gap: 2rem;
    margin-bottom: 2rem;
}

.social-link {
    display: flex;
    align-items: center;
    color: #4a5568;
    text-decoration: none;
    font-size: 1.1rem;
    transition: color 0.3s ease;
}

.social-link:hover {
    color: #00a884;
}

.social-icon {
    margin-right: 0.5rem;
}

.discover-more-btn:hover {
    background-color: #008f6f;
}

/* Project section responsive düzenlemeler */
@media (max-width: 992px) {
    .project-container {
        flex-direction: column;
        align-items: center;
    }
    
    .project-slider {
        width: 100%;
        max-width: 600px;
        margin-right: 0;
        margin-bottom: 2rem;
        height: 400px;
    }
    
    .project-content {
        width: 100%;
        text-align: center;
    }
    
    .discover-more-btn {
        align-self: center;
    }
}

@media (max-width: 768px) {
    .project-heading {
        font-size: 2rem;
        margin-bottom: 2rem;
    }
    
    .project-slider {
        height: 350px;
    }
    
    .project-content p {
        font-size: 0.95rem;
    }
}

@media (max-width: 480px) {
    .project-container {
        padding: 0 1rem;
    }
    
    .project-heading {
        font-size: 1.8rem;
    }
    
    .project-slider {
        height: 300px;
    }
    
    .project-nav-btn {
        width: 35px;
        height: 35px;
        font-size: 1.2rem;
    }
}