* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Poppins', sans-serif;
}

body {
    background-color: #f9f9f9;
    color: #1a1a1a;
    overflow-x: hidden;
}

.navbar {
    background: rgba(10, 10, 10, 0.95);
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 12px 60px;
    position: fixed;
    width: 100%;
    top: 0;
    z-index: 1000;
    backdrop-filter: blur(12px);
}

.jeton-count {
    color: #ffffff; /* Jeton yazısının rengi beyaz */
    font-size: 16px;
    font-weight: 500;
    margin-right: 10px;
}

.navbar-left, .navbar-right {
    display: flex;
    align-items: center;
}

.logo {
    font-size: 30px;
    font-weight: 600;
    color: #fff;
    text-decoration: none;
    letter-spacing: 1.5px;
    transition: color 0.3s ease;
}

.logo:hover {
    color: #e0e0e0;
}

.nav-item {
    color: #fff;
    text-decoration: none;
    margin: 0 18px;
    font-size: 15px;
    font-weight: 500;
    position: relative;
    transition: color 0.3s ease;
}

.nav-item::after {
    content: '';
    position: absolute;
    width: 0;
    height: 2px;
    background-color: #fff;
    bottom: -4px;
    left: 0;
    transition: width 0.3s ease;
}

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

.nav-item:hover {
    color: #e0e0e0;
}

.profile-pic {
    width: 32px;
    height: 32px;
    border-radius: 50%;
    margin-left: 18px;
    border: 1.5px solid #fff;
    transition: transform 0.3s ease, border-color 0.3s ease;
}

.profile-pic:hover {
    transform: scale(1.15);
    border-color: #e0e0e0;
}

.slider-container {
    display: flex;
    justify-content: center;
    margin: 80px auto 48px;
    padding: 0 20px;
}

.slider {
    position: relative;
    width: 100%;
    max-width: 1000px;
    height: 300px;
    overflow: hidden;
    border-radius: 20px;
    box-shadow: 0 10px 28px rgba(0, 0, 0, 0.25);
}

.slide {
    display: none;
    width: 100%;
    height: 100%;
    position: relative;
}

.slide.active {
    display: block;
}

.slide img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    filter: grayscale(100%) contrast(1.3);
    border-radius: 20px;
}

.slide-text {
    position: absolute;
    bottom: 28px;
    left: 28px;
    color: #fff;
    font-size: 20px;
    font-weight: 600;
    background: linear-gradient(90deg, rgba(0, 0, 0, 0.85), rgba(0, 0, 0, 0.5));
    padding: 12px 24px;
    border-radius: 10px;
    letter-spacing: 0.8px;
}

.prev, .next {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    background: rgba(0, 0, 0, 0.75);
    color: #fff;
    border: none;
    padding: 12px 16px;
    cursor: pointer;
    font-size: 14px;
    border-radius: 50%;
    transition: background 0.3s ease, transform 0.3s ease;
}

.prev:hover, .next:hover {
    background: rgba(0, 0, 0, 0.95);
    transform: translateY(-50%) scale(1.15);
}

.prev {
    left: 20px;
}

.next {
    right: 20px;
}

.container {
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 24px;
}

h1 {
    font-size: 48px;
    font-weight: 700;
    text-align: center;
    color: #1a1a1a;
    margin-bottom: 16px;
    letter-spacing: 0.5px;
}

h2 {
    font-size: 36px;
    font-weight: 600;
    text-align: center;
    color: #1a1a1a;
    margin-bottom: 32px;
    letter-spacing: 0.5px;
}

.hero-section {
    padding: 60px 0;
    text-align: center;
}

.hero-section p {
    font-size: 18px;
    color: #4a4a4a;
    margin-bottom: 24px;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

.hero-buttons {
    display: flex;
    justify-content: center;
    gap: 20px;
}

.btn {
    background: linear-gradient(90deg, #1a1a1a, #333);
    color: #fff;
    border: none;
    padding: 12px 32px;
    border-radius: 10px;
    font-size: 16px;
    font-weight: 500;
    cursor: pointer;
    text-decoration: none;
    display: inline-block;
    transition: background 0.3s ease, transform 0.3s ease;
}

.btn:hover {
    background: linear-gradient(90deg, #333, #1a1a1a);
    transform: translateY(-4px);
}

.hero-btn {
    font-size: 18px;
    padding: 16px 40px;
    border-radius: 12px;
}

.market-btn {
    font-size: 15px;
    padding: 10px 20px;
}

.market-main-btn {
    font-size: 16px;
    padding: 14px 36px;
    margin-top: 24px;
}

.features-section {
    padding: 60px 0;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 24px;
    padding: 24px 0;
}

.feature-card {
    background-color: #fff;
    border: none;
    border-radius: 12px;
    padding: 24px;
    text-align: center;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    filter: grayscale(100%);
}

.feature-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 12px 24px rgba(0, 0, 0, 0.15);
}

.feature-card i {
    color: #1a1a1a;
    margin-bottom: 16px;
}

.feature-card h3 {
    font-size: 18px;
    font-weight: 600;
    margin-bottom: 10px;
    color: #1a1a1a;
}

.feature-card p {
    font-size: 15px;
    color: #4a4a4a;
}

.market-section {
    padding: 60px 0;
    text-align: center;
}

.market-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 24px;
    padding: 24px 0;
}

.market-card {
    background-color: #fff;
    border: none;
    border-radius: 12px;
    padding: 24px;
    text-align: center;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    filter: grayscale(100%);
}

.market-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 12px 24px rgba(0, 0, 0, 0.15);
}

.market-card img {
    width: 100%;
    height: 140px;
    object-fit: cover;
    border-radius: 10px;
    margin-bottom: 12px;
}

.market-card h3 {
    font-size: 18px;
    font-weight: 600;
    margin-bottom: 8px;
    color: #1a1a1a;
}

.market-card p {
    font-size: 15px;
    color: #4a4a4a;
    margin-bottom: 12px;
}

.stats-section {
    padding: 60px 0;
    background: #e8e8e8;
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
    gap: 24px;
    text-align: center;
}

.stat-card h3 {
    font-size: 32px;
    font-weight: 700;
    color: #1a1a1a;
    margin-bottom: 8px;
}

.stat-card p {
    font-size: 16px;
    color: #4a4a4a;
}

.video-section {
    padding: 60px 0;
}

.video-wrapper {
    max-width: 800px;
    margin: 0 auto;
}

.video-wrapper video {
    width: 100%;
    border-radius: 12px;
    filter: grayscale(100%);
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.2);
}

.testimonials {
    padding: 60px 0;
}

.testimonial-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 24px;
}

.testimonial-card {
    background-color: #fff;
    border-radius: 12px;
    padding: 24px;
    text-align: center;
    filter: grayscale(100%);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
}

.testimonial-card p {
    font-size: 15px;
    color: #4a4a4a;
    margin-bottom: 12px;
}

.testimonial-card h4 {
    font-size: 16px;
    font-weight: 500;
    color: #1a1a1a;
}

.faq-section {
    padding: 60px 0;
}

.faq-grid {
    max-width: 800px;
    margin: 0 auto;
}

.faq-item {
    margin-bottom: 16px;
}

.faq-item input {
    display: none;
}

.faq-item label {
    display: block;
    font-size: 16px;
    font-weight: 500;
    color: #1a1a1a;
    padding: 16px;
    background: #fff;
    border-radius: 10px;
    cursor: pointer;
    position: relative;
    transition: background 0.3s ease;
}

.faq-item label::after {
    content: '\f078';
    font-family: 'Font Awesome 6 Free';
    font-weight: 900;
    position: absolute;
    right: 16px;
    top: 50%;
    transform: translateY(-50%);
    transition: transform 0.3s ease;
}

.faq-item input:checked + label::after {
    transform: translateY(-50%) rotate(180deg);
}

.faq-item input:checked + label + .faq-content {
    max-height: 200px;
    padding: 16px;
    opacity: 1;
}

.faq-content {
    max-height: 0;
    overflow: hidden;
    background: #fff;
    border-radius: 0 0 10px 10px;
    transition: max-height 0.3s ease, opacity 0.3s ease;
    opacity: 0;
}

.faq-content p {
    font-size: 15px;
    color: #4a4a4a;
}

.download-section {
    padding: 60px 0;
    text-align: center;
}

.download-buttons {
    display: flex;
    justify-content: center;
    gap: 20px;
    margin-top: 24px;
}

.download-btn {
    background: linear-gradient(90deg, #1a1a1a, #333);
    padding: 12px 24px;
    border-radius: 10px;
    transition: transform 0.3s ease, background 0.3s ease;
}

.download-btn img {
    width: 140px;
    height: 48px;
    filter: grayscale(100%);
}

.download-btn:hover {
    background: linear-gradient(90deg, #333, #1a1a1a);
    transform: translateY(-4px);
}

footer {
    background: #0a0a0a;
    color: #fff;
    text-align: center;
    padding: 32px;
    margin-top: 60px;
    font-size: 13px;
    font-weight: 400;
    letter-spacing: 0.5px;
}

.social-links {
    margin-top: 16px;
}

.social-links a {
    color: #fff;
    font-size: 20px;
    margin: 0 12px;
    transition: color 0.3s ease;
}

.social-links a:hover {
    color: #e0e0e0;
}