/* CSSVariantEngine v3.0 — sc-xingkong.com.cn */
/* Palette: editorial-cream-red | Radius: soft editorial | Shadow: layered subtle */
/* Spacing: generous editorial | Transition: smooth long */
/* Section layouts: {"news":"featured-top","features":"centered","hero":"left-aligned","testimonials":"grid-3","partners":"grid-6","faq":"two-column","stats":"big-number","cta":"full-bg"} */

:root {
    --color-primary: #c44536;
    --color-primary-dark: #9a3529;
    --color-accent: #6b705c;
    --color-surface: #f5f1e8;
    --color-text: #1a1a1a;
    --rgb-primary: 196, 69, 54;
    --rgb-accent: 107, 112, 92;
    --radius-sm: 2px;
    --radius-md: 6px;
    --radius-lg: 14px;
    --radius-xl: 22px;
    --shadow-sm: 0 1px 3px rgba(26, 26, 26, 0.07);
    --shadow-md: 0 4px 16px rgba(26, 26, 26, 0.1), 0 1px 4px rgba(26, 26, 26, 0.05);
    --shadow-lg: 0 12px 40px rgba(196, 69, 54, 0.12), 0 3px 10px rgba(26, 26, 26, 0.06);
    --space-section: 4.5rem;
    --space-card: 1.5rem;
    --space-gap: 1.25rem;
    --transition: 0.55s cubic-bezier(0.25, 0.1, 0.25, 1);
    --heading-weight: 600;
    --body-line-height: 1.75;
}

/* 基础覆盖 */
body { color: var(--color-text); line-height: var(--body-line-height); background: radial-gradient(circle at top right, #f8f4ed 0%, #f5f1e8 55%, #efeade 100%); }
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); background: linear-gradient(145deg, #ffffff 0%, #f9f7f3 100%); }
.btn, button[class*="btn"], a[class*="btn"] { border-radius: var(--radius-md); transition: var(--transition); background-image: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%); }
a:not([class]) { color: var(--color-primary); transition: var(--transition); }

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

/* news: featured-top */
/* 首篇横跨全宽 */
.news-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: var(--space-gap); }
.news-grid > *:first-child { grid-column: span 3; }

/* features: centered */
/* 居中大卡片 */
.feature-list { display: flex; flex-direction: column; align-items: center; gap: calc(var(--space-gap) * 2); max-width: 720px; margin: 0 auto; }

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

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

/* partners: grid-6 */
.partner-grid { display: grid; grid-template-columns: repeat(6, 1fr); gap: var(--space-gap); align-items: center; }

/* faq: two-column */
.faq-list { display: grid; grid-template-columns: 1fr 1fr; gap: var(--space-gap); }

/* stats: big-number */
/* 大数字居中 */
.stats-grid { display: flex; flex-wrap: wrap; justify-content: center; gap: 2rem; }
.stats-grid .stat-value { font-size: 3rem; color: var(--color-primary); }

/* cta: full-bg */
.cta-section { background: linear-gradient(160deg, #2a2721 0%, #1a1a1a 45%, #333028 100%); color: #fff; padding: 4rem 2rem; }

/* Page Layout: narrow-centered */
/* 窄版居中 */
.page-main { max-width: 1320px; margin: 0 auto; padding-left: 60px; padding-right: 60px; }

/* 条件性装饰 */
.hero, [class*="hero"], section:first-of-type { background: linear-gradient(120deg, #c44536 0%, #d45a4b 30%, #a83c2f 65%, #852e24 100%); }
.card { border: 2px solid transparent; border-image: linear-gradient(135deg, rgba(196,69,54,0.18), rgba(107,112,92,0.18)) 1; }
header, .header, .navbar { box-shadow: 0 3px 12px rgba(26,26,26,0.08), 0 1px 3px rgba(26,26,26,0.04); background: linear-gradient(to bottom, #f5f1e8, #f8f5ee); }

/* 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: 2.5rem; --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; }
}