/**
 * BRF — Page-Specific Styles
 * Extends products.css with BRF marketing-page components:
 * - Stat highlights
 * - "What's included" cards grid
 * - Integration option cards (API vs LENS)
 *
 * Mirrors the patterns in sentinel.css to keep visual consistency
 * across product pages, with BRF-prefixed class names.
 */

/* ==========================================================================
   Stat Highlights — Headline numbers
   ========================================================================== */

.brf-stats {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: var(--space-8);
    max-width: var(--container-max);
    margin: 0 auto;
    padding: var(--space-8) var(--space-4);
}

.brf-stat {
    text-align: center;
    min-width: 160px;
}

.brf-stat__value {
    display: block;
    font-size: var(--text-4xl);
    font-weight: 700;
    color: var(--accent-primary);
    line-height: 1;
    margin-bottom: var(--space-2);
    font-family: var(--font-family-mono);
}

.brf-stat__label {
    font-size: var(--text-sm);
    color: var(--text-secondary);
}

/* ==========================================================================
   What's Included — Card grid
   ========================================================================== */

.brf-cards {
    padding: var(--space-16) var(--space-4);
    text-align: center;
}

.brf-cards__title {
    font-size: var(--text-3xl);
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: var(--space-3);
}

.brf-cards__subtitle {
    font-size: var(--text-lg);
    color: var(--text-secondary);
    max-width: var(--text-max-width);
    margin: 0 auto var(--space-10);
    line-height: 1.6;
}

.brf-cards__grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--space-4);
    max-width: 1100px;
    margin: 0 auto;
}

@media (min-width: 576px) {
    .brf-cards__grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (min-width: 992px) {
    .brf-cards__grid {
        grid-template-columns: repeat(3, 1fr);
    }
}

.brf-card {
    padding: var(--space-6);
    border-radius: var(--radius-lg);
    border: 1px solid var(--border-primary);
    background: var(--bg-secondary);
    text-align: left;
    transition: border-color 0.2s ease, box-shadow 0.2s ease;
}

.brf-card:hover {
    border-color: var(--border-secondary);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.06);
}

.brf-card__icon {
    width: 44px;
    height: 44px;
    border-radius: var(--radius-md);
    background: rgba(91, 154, 139, 0.1);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: var(--space-4);
    color: #357a6b;
}

[data-theme="dark"] .brf-card__icon {
    background: rgba(74, 156, 136, 0.15);
    color: #4a9c88;
}

.brf-card h3 {
    font-size: var(--text-base);
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: var(--space-2);
}

.brf-card p {
    font-size: var(--text-sm);
    color: var(--text-secondary);
    line-height: 1.5;
    margin: 0;
}

/* Full-width breakout — match sentinel-fraud-cards behaviour */
.product-container > .brf-cards {
    width: 100vw;
    position: relative;
    left: 50%;
    margin-left: -50vw;
    max-width: none;
    background: var(--bg-tertiary);
}

/* ==========================================================================
   Integration Options — API vs LENS
   ========================================================================== */

.brf-integration {
    padding: var(--space-16) var(--space-4);
    text-align: center;
}

.brf-integration__title {
    font-size: var(--text-3xl);
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: var(--space-3);
}

.brf-integration__subtitle {
    font-size: var(--text-lg);
    color: var(--text-secondary);
    max-width: var(--text-max-width);
    margin: 0 auto var(--space-10);
    line-height: 1.6;
}

.brf-integration__grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--space-6);
    max-width: 800px;
    margin: 0 auto;
}

@media (min-width: 768px) {
    .brf-integration__grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

.brf-integration-card {
    padding: var(--space-8);
    border-radius: var(--radius-lg);
    border: 1px solid var(--border-primary);
    background: var(--bg-secondary);
    text-align: left;
    display: flex;
    flex-direction: column;
    gap: var(--space-4);
    transition: border-color 0.2s ease, box-shadow 0.2s ease;
}

.brf-integration-card:hover {
    border-color: var(--border-secondary);
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.06);
}

.brf-integration-card__icon {
    width: 48px;
    height: 48px;
    border-radius: var(--radius-md);
    background: rgba(91, 154, 139, 0.1);
    display: flex;
    align-items: center;
    justify-content: center;
    color: #357a6b;
    flex-shrink: 0;
}

[data-theme="dark"] .brf-integration-card__icon {
    background: rgba(74, 156, 136, 0.15);
    color: #4a9c88;
}

.brf-integration-card h3 {
    font-size: var(--text-xl);
    font-weight: 600;
    color: var(--text-primary);
    margin: 0;
}

.brf-integration-card p {
    font-size: var(--text-sm);
    color: var(--text-secondary);
    line-height: 1.6;
    margin: 0;
}

.brf-integration-card .content-section__checklist {
    margin-top: var(--space-2);
}

.brf-integration-card code {
    font-family: var(--font-family-mono);
    font-size: 0.95em;
    background: var(--bg-tertiary);
    padding: 0.1em 0.35em;
    border-radius: var(--radius-sm);
}