/* ══════════════════════════════════════════
   BLCKBX Product Page — product.css
   ══════════════════════════════════════════ */

/* ── Product Hero ── */
.product-hero {
    padding: 160px 40px 60px;
    text-align: center;
}

.product-hero-inner {
    max-width: 720px;
    margin: 0 auto;
}

.product-hero h1 {
    font-size: 64px;
    font-weight: 700;
    letter-spacing: -3px;
    color: var(--text-primary);
    margin-bottom: 20px;
    line-height: 1;
}

.product-hero-sub {
    font-size: 18px;
    color: var(--text-secondary);
    line-height: 1.7;
    margin-bottom: 36px;
}

.product-hero-actions {
    display: flex;
    gap: 16px;
    justify-content: center;
}

/* ── Banner ── */
.product-banner {
    padding: 0 40px 80px;
}

.product-banner-inner {
    max-width: var(--max-width);
    margin: 0 auto;
    border-radius: 16px;
    overflow: hidden;
    border: 1px solid var(--border);
}

.product-banner-inner img {
    width: 100%;
    display: block;
}

/* ── Product Split Layout ── */
.product-split {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
    margin-top: 48px;
}

.product-split-reverse {
    direction: rtl;
}

.product-split-reverse > * {
    direction: ltr;
}

.product-split-image {
    border-radius: 12px;
    overflow: hidden;
    border: 1px solid var(--border);
    box-shadow: 0 8px 40px rgba(0, 0, 0, 0.4);
}

.product-split-image img {
    width: 100%;
    max-width: 100%;
    height: auto;
    image-rendering: auto;
}

.product-split-text {
    display: flex;
    flex-direction: column;
    gap: 28px;
}

.product-point h3 {
    font-size: 18px;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 8px;
}

.product-point p {
    font-size: 14px;
    color: var(--text-secondary);
    line-height: 1.7;
}

/* ── Nav Active ── */
.nav-active {
    color: var(--accent-light) !important;
}

/* ── Output Grid ── */
.output-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
}

.output-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 12px;
    padding: 28px;
    transition: all 0.2s;
}

.output-card:hover {
    border-color: var(--border-light);
}

.output-icon {
    margin-bottom: 16px;
    line-height: 0;
}

.output-card h3 {
    font-size: 16px;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 8px;
}

.output-card p {
    font-size: 13px;
    color: var(--text-secondary);
    line-height: 1.7;
}

.output-card code {
    font-family: 'JetBrains Mono', monospace;
    font-size: 12px;
    background: var(--bg-secondary);
    padding: 2px 6px;
    border-radius: 4px;
    border: 1px solid var(--border);
}

/* ── Built For Grid ── */
.built-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 20px;
    margin-top: 48px;
}

.built-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 12px;
    padding: 28px;
    transition: all 0.2s;
}

.built-card:hover {
    border-color: var(--accent);
}

.built-card h3 {
    font-size: 16px;
    font-weight: 600;
    color: var(--accent-light);
    margin-bottom: 8px;
}

.built-card p {
    font-size: 13px;
    color: var(--text-secondary);
    line-height: 1.6;
}

/* ── Responsive ── */
@media (max-width: 1024px) {
    .product-split { grid-template-columns: 1fr; gap: 40px; }
    .product-split-reverse { direction: ltr; }
    .output-grid { grid-template-columns: repeat(2, 1fr); }
    .built-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 768px) {
    .product-hero { padding: 120px 20px 40px; }
    .product-hero h1 { font-size: 42px; letter-spacing: -2px; }
    .product-hero-sub { font-size: 16px; }
    .product-hero-actions { flex-direction: column; align-items: center; }
    .product-banner { padding: 0 20px 40px; }
    .output-grid { grid-template-columns: 1fr; }
    .built-grid { grid-template-columns: 1fr; }
}