/* Reset */
* {
    box-sizing: border-box;
}

/* Base */
body {
    margin: 0;
    font-family: -apple-system, BlinkMacSystemFont, sans-serif;
    background-color: #f5f5f7;
    color: #1d1d1f;
}

/* Navbar */
.navbar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 18px 40px;
    background: #000;
    color: #fff;
}

.navbar a {
    color: #fff;
    margin-left: 20px;
    text-decoration: none;
    font-size: 14px;
}

.logo {
    font-size: 22px;
}

/* HERO (Index page) */
.hero {
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    text-align: center;
    padding: 80px 20px;
    background: radial-gradient(circle at top, #0b0b0b, #000);
    color: #fff;
}

.hero-img {
    width: 400px;
    max-width: 90vw;
    margin-bottom: 40px;
    animation: float 4s ease-in-out infinite;
    filter: drop-shadow(0 50px 60px rgba(212, 175, 7, 0.8));
}

.hero h2 {
    font-size: 64px;
    margin-bottom: 15px;
}

.hero p {
    font-size: 21px;
    color: #a1a1a6;
    margin-bottom: 40px;
}

/* Buttons */
.btn {
    padding: 14px 36px;
    background: #0071e3;
    color: #fff;
    text-decoration: none;
    border-radius: 28px;
    font-size: 17px;
    border: none;
    cursor: pointer;
}

/* Features */
.features {
    display: flex;
    justify-content: center;
    gap: 30px;
    padding: 60px 20px;
}

.feature {
    background: #fff;
    padding: 30px;
    border-radius: 20px;
    width: 260px;
    text-align: center;
}

/* Sales Page */
.sales {
    text-align: center;
    padding: 60px 20px;
}

.sales h2 {
    font-size: 36px;
    margin-bottom: 40px;
}

.card {
    background: #fff;
    display: inline-block;
    margin: 20px;
    padding: 30px;
    width: 260px;
    border-radius: 25px;
    transition: transform 0.4s ease, box-shadow 0.4s ease;
}

.card img {
    width: 170px;
    margin-bottom: 20px;
}

.card:hover {
    transform: scale(1.05);
    box-shadow: 0 20px 40px rgba(0,0,0,0.15);
}

/* Buy Button (Sales only) */
.buy-btn {
    display: inline-block;
    margin-top: 10px;
    padding: 10px 26px;
    background: #0071e3;
    color: #fff;
    text-decoration: none;
    border-radius: 20px;
    font-size: 15px;
}

/* Shipping Page */
.shipping {
    min-height: 80vh;
    display: flex;
    flex-direction: column;
    align-items: center;
    padding: 60px 20px;
}

.shipping h2 {
    font-size: 36px;
    margin-bottom: 30px;
}

.shipping-form {
    background: #fff;
    padding: 40px;
    border-radius: 20px;
    width: 100%;
    max-width: 420px;
    display: flex;
    flex-direction: column;
    gap: 15px;
}

.shipping-form input {
    padding: 12px;
    font-size: 15px;
    border-radius: 10px;
    border: 1px solid #d2d2d7;
}

/* Footer */
footer {
    text-align: center;
    padding: 20px;
    color: #6e6e73;
}

/* Animation */
@keyframes float {
    0% { transform: translateY(0); }
    50% { transform: translateY(-12px); }
    100% { transform: translateY(0); }
}

/* Responsive */
@media (max-width: 768px) {
    .hero-img {
        width: 240px;
    }

    .hero h2 {
        font-size: 38px;
    }

    .features {
        flex-direction: column;
        align-items: center;
    }
}