body {

    margin: 0;

    background:
        linear-gradient(
            180deg,
            #02131f 0%,
            #05263b 35%,
            #0b3c59 70%,
            #12597f 100%
        );

    background-attachment: fixed;

    color: #f2f2f2;

    font-family: Arial, sans-serif;

    min-height: 100vh;
}

.container {

    width: 95%;

    max-width: 1400px;

    margin: auto;

    padding: 40px 20px 80px 20px;
}

header {

    text-align: center;

    margin-bottom: 70px;

    position: relative;
}

header::before {

    content: "";

    position: absolute;

    width: 500px;

    height: 500px;

    left: 50%;

    top: -120px;

    transform: translateX(-50%);

    background:
        radial-gradient(
            circle,
            rgba(0,180,255,0.15) 0%,
            rgba(0,180,255,0.04) 45%,
            transparent 75%
        );

    z-index: -1;

    filter: blur(20px);
}

.logo {

    width: 180px;

    height: 180px;

    object-fit: contain;

    padding: 10px;

    border-radius: 50%;

    margin-top: 25px;

    margin-bottom: 25px;

    background:
        radial-gradient(
            circle,
            rgba(0,180,255,0.16) 0%,
            rgba(255,255,255,0.04) 65%,
            rgba(255,255,255,0.01) 100%
        );

    border: 1px solid rgba(255,255,255,0.10);

    box-shadow:
        0 0 15px rgba(0,180,255,0.22),
        0 0 40px rgba(0,180,255,0.10),
        inset 0 0 18px rgba(255,255,255,0.03);

    backdrop-filter: blur(6px);

    animation: floatLogo 5s ease-in-out infinite;

    transition:
        transform 0.3s ease,
        box-shadow 0.3s ease;
}

.product-logo {

    width: 120px;

    height: 120px;
}

.logo:hover {

    transform: scale(1.05);

    box-shadow:
        0 0 25px rgba(0,200,255,0.35),
        0 0 60px rgba(0,200,255,0.15),
        inset 0 0 25px rgba(255,255,255,0.04);
}

@keyframes floatLogo {

    0% {
        transform: translateY(0px);
    }

    50% {
        transform: translateY(-8px);
    }

    100% {
        transform: translateY(0px);
    }
}

h1 {

    font-size: 72px;

    margin-top: 0;

    margin-bottom: 10px;

    color: #ffffff;

    text-shadow:
        0 0 10px rgba(0,180,255,0.5),
        0 0 25px rgba(0,180,255,0.3);
}

.subtitle {

    font-size: 26px;

    color: #d7ecfa;

    margin-bottom: 10px;
}

.tagline {

    color: #8fc7e8;

    margin-top: 15px;

    font-size: 16px;

    letter-spacing: 1px;
}

.products {

    display: grid;

    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));

    gap: 30px;
}

.card {

    background: rgba(255,255,255,0.08);

    backdrop-filter: blur(8px);

    border: 1px solid rgba(255,255,255,0.12);

    border-radius: 16px;

    padding: 25px;

    text-align: center;

    text-decoration: none;

    color: inherit;

    box-shadow:
        0 4px 20px rgba(0,0,0,0.35),
        0 0 12px rgba(0,180,255,0.08);

    transition:
        transform 0.2s ease,
        box-shadow 0.2s ease,
        border-color 0.2s ease;
}

.card:hover {

    transform: translateY(-6px);

    border-color: rgba(0,200,255,0.45);

    box-shadow:
        0 8px 30px rgba(0,0,0,0.45),
        0 0 20px rgba(0,200,255,0.25);
}

.card img {

    width: 100%;

    max-width: 220px;

    height: 220px;

    object-fit: contain;

    margin-bottom: 15px;

    filter: drop-shadow(0 0 10px rgba(0,0,0,0.35));
}

.card h2 {

    margin: 0;

    font-size: 24px;

    color: #ffffff;
}

.card p {

    margin-top: 15px;

    font-size: 15px;

    color: #cfe6f5;

    line-height: 1.5;
}

.info,
.ordering {

    margin-top: 80px;

    text-align: center;
}

.info h3,
.ordering h3 {

    font-size: 34px;

    margin-bottom: 20px;

    color: #ffffff;
}

.info p,
.ordering p {

    color: #cfe6f5;

    font-size: 18px;

    line-height: 1.6;
}

.order-grid {

    display: grid;

    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));

    gap: 25px;

    margin-top: 35px;
}

.order-box {

    background: rgba(255,255,255,0.08);

    border: 1px solid rgba(255,255,255,0.12);

    border-radius: 14px;

    padding: 25px;

    box-shadow:
        0 4px 20px rgba(0,0,0,0.25);
}

.order-box h4 {

    margin-top: 0;

    font-size: 24px;

    color: #ffffff;
}

.email {

    font-size: 20px;

    font-weight: bold;

    color: #7dd8ff;
}

footer {

    margin-top: 80px;

    padding-top: 30px;

    border-top: 1px solid rgba(255,255,255,0.12);

    text-align: center;

    color: #8fc7e8;

    font-size: 14px;
}

a {

    color: inherit;
}

.back-link {

    display: inline-block;

    margin-bottom: 25px;

    text-decoration: none;

    color: #7dd8ff;

    font-size: 18px;
}

.product-page {

    display: grid;

    grid-template-columns: 1.2fr 1fr;

    gap: 40px;

    align-items: start;
}

.product-gallery {

    background: rgba(255,255,255,0.06);

    border: 1px solid rgba(255,255,255,0.10);

    border-radius: 18px;

    padding: 25px;

    box-shadow:
        0 4px 20px rgba(0,0,0,0.30);
}

.gallery-main {

    width: 100%;

    max-width: 260px;

    aspect-ratio: 1 / 1;

    object-fit: cover;

    display: block;

    margin: auto;

    border-radius: 12px;

    margin-bottom: 25px;

    cursor: pointer;

    background: rgba(255,255,255,0.04);

    padding: 8px;

    box-sizing: border-box;

    box-shadow:
        0 4px 15px rgba(0,0,0,0.25);

    transition:
        transform 0.2s ease,
        box-shadow 0.2s ease;
}

.gallery-main:hover {

    transform: translateY(-3px);

    box-shadow:
        0 0 20px rgba(0,180,255,0.20),
        0 6px 20px rgba(0,0,0,0.35);
}

.gallery-grid {

    display: grid;

    grid-template-columns: repeat(2, 1fr);

    gap: 20px;

    justify-items: center;
}

.gallery-grid a {

    display: block;

    text-decoration: none;

    width: 100%;

    max-width: 260px;
}

.gallery-grid img {

    width: 100%;

    aspect-ratio: 1 / 1;

    object-fit: cover;

    border-radius: 12px;

    background: rgba(255,255,255,0.04);

    padding: 8px;

    box-sizing: border-box;

    transition:
        transform 0.2s ease,
        box-shadow 0.2s ease;

    cursor: pointer;

    box-shadow:
        0 4px 15px rgba(0,0,0,0.25);
}

.gallery-grid img:hover {

    transform: translateY(-3px);

    box-shadow:
        0 0 20px rgba(0,180,255,0.20),
        0 6px 20px rgba(0,0,0,0.35);
}

.product-details {

    display: flex;

    flex-direction: column;

    gap: 25px;
}

.detail-box {

    background: rgba(255,255,255,0.08);

    border: 1px solid rgba(255,255,255,0.12);

    border-radius: 16px;

    padding: 25px;

    box-shadow:
        0 4px 20px rgba(0,0,0,0.25);
}

.detail-box h2 {

    margin-top: 0;

    color: #ffffff;
}

.detail-box ul {

    padding-left: 20px;

    line-height: 1.8;

    color: #d7ecfa;
}

.price {

    font-size: 42px;

    font-weight: bold;

    color: #7dd8ff;

    margin: 10px 0 20px 0;
}

@media (max-width: 900px) {

    .product-page {

        grid-template-columns: 1fr;
    }

    .gallery-grid {

        grid-template-columns: 1fr;
    }
}

@media (max-width: 768px) {

    h1 {

        font-size: 48px;
    }

    .subtitle {

        font-size: 20px;
    }

    .products {

        grid-template-columns: 1fr;
    }

    .card img {

        max-width: 200px;

        height: 200px;
    }

    .logo {

        width: 140px;

        height: 140px;
    }

    .product-logo {

        width: 100px;

        height: 100px;
    }
}