/* CSSVariantEngine v3.0 — marvel-pg.com.cn */
/* Palette: brick-cream | Radius: tight | Shadow: warm layered */
/* Spacing: compact | Transition: quick */
/* Section layouts: {"news":"masonry-2","features":"grid-3","hero":"minimal","testimonials":"masonry","partners":"centered","faq":"single-column","stats":"grid-3","cta":"split"} */

:root {
    --color-primary: #b3472f;
    --color-primary-dark: #7c301f;
    --color-accent: #e0a03d;
    --color-surface: #f2e8d8;
    --color-card: #fffcf5;
    --color-text: #221912;
    --rgb-primary: 179,71,47;
    --rgb-accent: 224,160,61;
    --radius-sm: 2px;
    --radius-md: 3px;
    --radius-lg: 4px;
    --radius-xl: 6px;
    --shadow-sm: 0 1px 2px rgba(34,25,18,.08), 0 1px 1px rgba(34,25,18,.03);
    --shadow-md: 0 1px 3px rgba(34,25,18,.07), 0 2px 5px rgba(179,71,47,.05);
    --shadow-lg: 0 2px 6px rgba(34,25,18,.05), 0 8px 18px rgba(179,71,47,.08);
    --space-section: 2.5rem;
    --space-card: 1.1rem;
    --space-gap: 0.9rem;
    --transition: 0.2s cubic-bezier(0.25, 1, 0.5, 1);
    --heading-weight: 800;
    --body-line-height: 1.7;
    accent-color: var(--color-accent);
}

/* 基础覆盖 */
body {
    background-color: var(--color-surface);
    background-image: repeating-linear-gradient(
        to bottom,
        rgba(34,25,18,.03) 0,
        rgba(34,25,18,.03) 1px,
        transparent 1px,
        transparent var(--space-section)
    );
    color: var(--color-text);
    line-height: var(--body-line-height);
    caret-color: var(--color-primary);
}
h1, h2, h3, h4 {
    font-weight: var(--heading-weight);
    color: var(--color-primary-dark);
}
section, .section {
    padding-top: var(--space-section);
    padding-bottom: var(--space-section);
    box-shadow: inset 0 -1px 0 rgba(124,48,31,.08), inset 0 1px 0 rgba(255,252,245,.6);
}
.card, [class*="card"] {
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md), inset 0 0 0 1px rgba(255,252,245,.8);
    padding: var(--space-card);
    transition: var(--transition);
    background-color: var(--color-card);
}
.btn, button[class*="btn"], a[class*="btn"] {
    border-radius: var(--radius-md);
    background-color: var(--color-primary);
    color: #fffaf2;
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
}
a:not([class]) {
    color: var(--color-primary);
    text-decoration-color: var(--color-accent);
    transition: var(--transition);
}

/* ========== Section Layout Variants ========== */

/* news: masonry-2 */
/* 两列瀑布流 */
                .news-grid { column-count: 2; column-gap: var(--space-gap); }
                .news-grid .card { break-inside: avoid; margin-bottom: var(--space-gap); }

/* features: grid-3 */
.feature-list { display: grid; grid-template-columns: repeat(3, 1fr); gap: var(--space-gap); }

/* hero: minimal */
.hero { padding: 1.75rem 0; } .hero-content { max-width: 560px; }

/* testimonials: masonry */
.testimonial-list { column-count: 2; column-gap: var(--space-gap); }
                .testimonial-list > * { break-inside: avoid; margin-bottom: var(--space-gap); }

/* partners: centered */
.partner-grid { display: flex; flex-wrap: wrap; justify-content: center; gap: 1.75rem; }

/* faq: single-column */
.faq-list { max-width: 800px; margin: 0 auto; }

/* stats: grid-3 */
.stats-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: var(--space-gap); text-align: center; }

/* cta: split */
.cta-inner { display: grid; grid-template-columns: 1fr auto; align-items: center; gap: 1.75rem; }

/* Page Layout: full-width */
/* 无侧边栏, 全宽 */
            .page-main { max-width: 1200px; margin: 0 auto; }

/* 条件性装饰 */
.card { border-left: 3px solid var(--color-accent); }

/* Responsive */
@media (max-width: 1024px) {
    .news-grid { grid-template-columns: repeat(2, 1fr) !important; }
    .feature-list { grid-template-columns: repeat(2, 1fr) !important; }
    .partner-grid { grid-template-columns: repeat(3, 1fr) !important; }
    .stats-grid { grid-template-columns: repeat(2, 1fr) !important; }
    .hero-inner { grid-template-columns: 1fr !important; }
}
@media (max-width: 640px) {
    :root { --space-section: 1.75rem; --space-card: 0.9rem; --space-gap: 0.7rem; }
    .news-grid { grid-template-columns: 1fr !important; }
    .feature-list { grid-template-columns: 1fr !important; }
    .faq-list { grid-template-columns: 1fr !important; }
    .testimonial-list { column-count: 1 !important; }
    .partner-grid { grid-template-columns: repeat(2, 1fr) !important; }
    .stats-grid { grid-template-columns: repeat(2, 1fr) !important; }
    .cta-inner { grid-template-columns: 1fr !important; }
}