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

header {
    background: linear-gradient(rgba(0, 0, 0, 0.6), rgba(0, 0, 0, 0.6)), url('https://images.unsplash.com/photo-1507525428034-b723cf961d3e');
    background-size: cover;
    background-position: center;
    color: #fff;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px 50px;
    flex-wrap: wrap;
}

.logo {
    font-size: 28px;
    font-weight: 700;
    letter-spacing: 1px;
}

nav ul {
    display: flex;
    list-style: none;
    gap: 25px;
}

nav ul li a {
    text-decoration: none;
    color: #fff;
    font-weight: 500;
    transition: 0.3s;
}

nav ul li a:hover {
    color: #ffcc00;
}

.hero {
    flex: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    padding: 20px;
}

.hero h1 {
    font-size: 48px;
    margin-bottom: 15px;
}

.hero p {
    font-size: 18px;
    margin-bottom: 25px;
}

.btn {
    background: #ffcc00;
    color: #000;
    padding: 12px 30px;
    border-radius: 30px;
    text-decoration: none;
    font-weight: 600;
    transition: 0.3s;
}

.btn:hover {
    background: #fff;
}

section {
    padding: 70px 50px;
}

.section-title {
    text-align: center;
    margin-bottom: 50px;
}

.section-title h2 {
    font-size: 36px;
    margin-bottom: 10px;
}

.section-title p {
    color: #666;
}

.grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 25px;
}

.card {
    background: #fff;
    border-radius: 15px;
    overflow: hidden;
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.08);
    transition: 0.3s;
}

.card:hover {
    transform: translateY(-8px);
}

.card img {
    width: 100%;
    height: 180px;
    object-fit: cover;
}

.card-content {
    padding: 20px;
}

.card-content h3 {
    margin-bottom: 10px;
}

.offers {
    background: linear-gradient(to right, #004e92, #000428);
    color: #fff;
    text-align: center;
}

.offers h2 {
    font-size: 40px;
    margin-bottom: 20px;
}

footer {
    background: #111;
    color: #ccc;
    padding: 40px 50px 20px;
}

.footer-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 30px;
    margin-bottom: 30px;
}

footer h3 {
    color: #fff;
    margin-bottom: 15px;
}

footer a {
    display: block;
    color: #ccc;
    text-decoration: none;
    margin-bottom: 8px;
    font-size: 14px;
}

footer a:hover {
    color: #ffcc00;
}

.footer-bottom {
    text-align: center;
    border-top: 1px solid #333;
    padding-top: 15px;
    font-size: 14px;
}

@media(max-width:768px) {
    nav {
        padding: 20px;
    }
    .hero h1 {
        font-size: 36px;
    }
}

.modal {
    display: none;
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.6);
    z-index: 1000;
}

.modal-content {
    background: #fff;
    width: 400px;
    margin: 10% auto;
    padding: 25px;
    border-radius: 15px;
    position: relative;
    font-family: Poppins, sans-serif;
    max-width: 90%;
}

.modal-content h2 {
    text-align: center;
    margin-bottom: 20px;
    color: #333;
}

.modal-content input {
    width: 100%;
    padding: 12px 15px;
    margin: 10px 0;
    border: 2px solid #eee;
    border-radius: 8px;
    font-size: 14px;
    transition: border-color 0.3s;
}

.modal-content input:focus {
    outline: none;
    border-color: #667eea;
}

.modal-content input[readonly] {
    background: #f5f5f5;
    color: #666;
}

.close {
    position: absolute;
    top: 15px;
    right: 15px;
    font-size: 24px;
    cursor: pointer;
    color: #666;
}

.close:hover {
    color: #333;
}

.pay-btn {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: #fff;
    padding: 14px 20px;
    border: none;
    border-radius: 30px;
    cursor: pointer;
    font-size: 16px;
    font-weight: 600;
    width: 100%;
    transition: all 0.3s ease;
    margin-top: 15px;
}

.pay-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 5px 20px rgba(102, 126, 234, 0.4);
}