/* CSSVariantEngine v3.0 — sc-mk.com.cn */
/* Palette: burnt amber | Radius: sharp zero | Shadow: hard offset */
/* Spacing: asymmetric mixed | Transition: snappy 0.15s */
/* Section layouts: {"news":"masonry-2","features":"grid-2","hero":"left-aligned","testimonials":"masonry","partners":"scroll","faq":"single-column","stats":"inline","cta":"full-bg"} */

:root {
    --color-primary: #7c2d12;
    --color-primary-dark: #431407;
    --color-accent: #facc15;
    --color-surface: #fef3c7;
    --color-text: #1c1917;
    --rgb-primary: 124,45,18;
    --rgb-accent: 250,204,21;
    --radius-sm: 0px;
    --radius-md: 2px;
    --radius-lg: 3px;
    --radius-xl: 4px;
    --shadow-sm: 3px 3px 0px #1c1917;
    --shadow-md: 4px 4px 0px #1c1917;
    --shadow-lg: 6px 6px 0px #1c1917;
    --space-section: 3.2rem;
    --space-card: 1.5rem;
    --space-gap: 0.8rem;
    --transition: 0.15s ease-out;
    --heading-weight: 600;
    --body-line-height: 1.6;
}

/* 基础覆盖 */
body { color: var(--color-text); line-height: var(--body-line-height); background-color: #fffbeb; }
h1, h2, h3, h4 { font-weight: var(--heading-weight); }
section, .section { padding-top: var(--space-section); padding-bottom: var(--space-section); }
.card, [class*="card"] { border-radius: var(--radius-lg); box-shadow: var(--shadow-md); padding: var(--space-card); transition: var(--transition); border: 3px solid var(--color-text); background: var(--color-surface); }
.btn, button[class*="btn"], a[class*="btn"] { border-radius: var(--radius-md); transition: var(--transition); border: 3px solid var(--color-text); background: var(--color-accent); color: var(--color-text); }
a:not([class]) { color: var(--color-primary); transition: var(--transition); font-weight: 500; border-bottom: 2px solid var(--color-primary); }

/* ========== 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-2 */
.feature-list { display: grid; grid-template-columns: repeat(2, 1fr); gap: calc(var(--space-gap) * 1.5); }

/* hero: left-aligned */
.hero-content { text-align: left; max-width: 600px; color: #fff; }

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

/* partners: scroll */
/* 自动滚动 */
                .partner-grid { display: flex; gap: 2rem; overflow: hidden; animation: partnerScroll 16s linear infinite; }
                @keyframes partnerScroll { 0% { transform: translateX(0); } 100% { transform: translateX(-50%); } }

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

/* stats: inline */
/* 水平排列 */
                .stats-grid { display: flex; justify-content: center; gap: 3rem; }

/* cta: full-bg */
.cta-section { background: var(--color-primary-dark); color: var(--color-accent); padding: 4rem 2rem; border-top: 4px solid var(--color-accent); border-bottom: 4px solid var(--color-accent); }

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

/* 条件性装饰 */
.card:hover, [class*="card"]:hover { transform: translate(-3px, -3px); box-shadow: var(--shadow-lg); background: #fff; }
a:not([class]):hover { color: var(--color-accent); background: var(--color-primary); border-bottom-color: var(--color-primary); }
.hero, [class*="hero"], section:first-of-type { background: linear-gradient(135deg, #7c2d12, #dc2626); border-bottom: 4px solid var(--color-text); }
header, .header, .navbar { box-shadow: 4px 4px 0px #1c1917; border-bottom: 3px solid var(--color-text); background: #fff; }

/* 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: 2rem; --space-card: 1rem; --space-gap: 0.75rem; }
    .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; }
}