/* RESET */
* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
    font-family: 'Inter', system-ui, sans-serif;
}

body {
    background: #0b0e13;
    color: #e5e7eb;
    line-height: 1.6;
}

/* HERO */
.hero {
    position: relative;
    height: 90vh;
    background: radial-gradient(circle at top, #0f172a, #020617);
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
}

.hero-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(to bottom, rgba(0,0,0,0.3), #020617);
}

.hero-content {
    position: relative;
    max-width: 900px;
    padding: 40px;
}

.hero h1 {
    font-size: clamp(2.5rem, 5vw, 4rem);
    letter-spacing: 1px;
    margin-bottom: 20px;
}

.hero p {
    font-size: 1.2rem;
    color: #cbd5f5;
    margin-bottom: 35px;
}

/* BUTTONS */
.btn-primary,
.btn-secondary {
    text-decoration: none;
    padding: 14px 28px;
    border-radius: 4px;
    font-weight: 600;
    letter-spacing: 0.5px;
}

.btn-secondary {
    background: transparent;
    transition: all 0.2s ease;
}

.btn-secondary:hover {
    background: #dc2626;
    color: #fff;
}


.btn-primary {
    background: #dc2626;
    color: #fff;
}

.btn-secondary {
    border: 1px solid #475569;
    color: #e5e7eb;
}

.btn-secondary:hover {
    border-color: #dc2626;
}

/* AUTHORITY */
.authority {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px,1fr));
    gap: 20px;
    padding: 30px;
    background: #020617;
    text-align: center;
    font-size: 0.9rem;
    letter-spacing: 1px;
}

/* CONCEPT */
.concept {
    max-width: 900px;
    margin: 80px auto;
    padding: 0 20px;
    text-align: center;
}

.concept h2 {
    font-size: 2rem;
    margin-bottom: 20px;
}

/* ARSENAL */
.arsenal {
    max-width: 1200px;
    margin: auto;
    padding: 60px 20px;
}

.category-block {
    margin-bottom: 70px;
}

.category-block h3 {
    letter-spacing: 2px;
    margin-bottom: 25px;
}

.product-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px,1fr));
    gap: 30px;
}

.product-card {
    background: #020617;
    border: 1px solid #1e293b;
}

.product-image {
    height: 200px;
    background: 
        linear-gradient(to bottom, rgba(2,6,23,0.2), rgba(2,6,23,0.85)),
        url('../images/artifact.png') center / cover no-repeat;
    border-bottom: 1px solid #1e293b;
}

.product-info {
    padding: 20px;
}

.product-info h4 {
    margin-bottom: 5px;
}

.model {
    font-size: 0.8rem;
    color: #94a3b8;
}

.buy-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-top: 20px;
}

.price {
    font-weight: 700;
}

/* DELIVERY */
.delivery {
    background: #020617;
    padding: 80px 20px;
    text-align: center;
}

.delivery-grid {
    max-width: 1000px;
    margin: auto;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px,1fr));
    gap: 40px;
}

/* FOOTER */
footer {
    padding: 40px 20px;
    text-align: center;
    font-size: 0.85rem;
    color: #94a3b8;
}

/* =========================
   RESPONSIVE FIXES
   ========================= */

@media (max-width: 1024px) {

    .hero {
        height: 75vh;
        padding: 20px;
    }

    .hero h1 {
        font-size: 2.4rem;
    }

    .hero p {
        font-size: 1.05rem;
    }

    .authority {
        font-size: 0.8rem;
        gap: 12px;
        padding: 20px;
    }

    .concept {
        margin: 60px auto;
    }

    .concept p {
        font-size: 0.95rem;
    }
}

@media (max-width: 768px) {

    body {
        font-size: 15px;
    }

    .hero h1 {
        font-size: 2rem;
        line-height: 1.2;
    }

    .hero p {
        font-size: 1rem;
    }

    .btn-primary {
        width: 100%;
        display: inline-block;
        text-align: center;
    }

    .arsenal {
        padding: 40px 15px;
    }

    .category-block h3 {
        font-size: 1.2rem;
    }

    .product-grid {
        grid-template-columns: 1fr;
    }

    .product-card {
        border-radius: 6px;
        overflow: hidden;
    }

    .product-info h4 {
        font-size: 1.05rem;
    }

    .product-info p {
        font-size: 0.9rem;
    }

    .buy-row {
        flex-direction: column;
        align-items: flex-start;
        gap: 12px;
    }

    .price {
        font-size: 1.1rem;
    }

    .btn-secondary {
        width: 100%;
        text-align: center;
        padding: 12px;
    }

    .delivery {
        padding: 60px 20px;
    }

    .delivery-grid {
        gap: 30px;
    }

    footer {
        font-size: 0.75rem;
    }
}

@media (max-width: 480px) {

    .hero {
        height: 70vh;
    }

    .hero h1 {
        font-size: 1.7rem;
    }

    .hero p {
        font-size: 0.95rem;
    }

    .concept h2,
    .arsenal h2 {
        font-size: 1.6rem;
    }

    .category-block h3 {
        font-size: 1.1rem;
    }
}
/* FORCE PRODUCT IMAGE VISIBILITY */
.product-image {
    width: 100%;
    height: 200px;
    background-image: url('../images/artifact.png');
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    border-bottom: 1px solid #1e293b;
}

/* DESKTOP OVERRIDE FIX */
@media (min-width: 769px) {
    .product-image {
        display: block !important;
        height: 220px;
        min-height: 220px;
        background-size: cover;
        background-position: center;
    }
}