/* CSSVariantEngine v3.0 — zhongcaifucai.com.cn */
/* Palette: violet-tangerine | Radius: micro | Shadow: crisp-subtle */
/* Spacing: tight-compact | Transition: snappy-fast */
/* Section layouts: {"news":"featured-top","features":"grid-2","hero":"split","testimonials":"carousel","partners":"scroll","faq":"single-column","stats":"inline","cta":"split"} */

:root {
    --color-primary: #7e22ce;
    --color-primary-dark: #581c87;
    --color-accent: #f97316;
    --color-surface: #fdf4ff;
    --color-text: #2e1065;
    --rgb-primary: 126,34,206;
    --rgb-accent: 249,115,22;
    --radius-sm: 2px;
    --radius-md: 3px;
    --radius-lg: 5px;
    --radius-xl: 6px;
    --shadow-sm: 0 1px 1px rgba(126,34,206,.06);
    --shadow-md: 0 2px 4px rgba(46,16,101,.07), 0 1px 2px rgba(126,34,206,.05);
    --shadow-lg: 0 3px 5px rgba(46,16,101,.09), 0 2px 3px rgba(249,115,22,.06);
    --space-section: 1.75rem;
    --space-card: 0.875rem;
    --space-gap: 0.625rem;
    --transition: 0.25s ease-out;
    --heading-weight: 800;
    --body-line-height: 1.6;
}

/* 基础覆盖 */
body { color: var(--color-text); line-height: var(--body-line-height); background-color: #fffaf7; }
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-color: #ffffff; }
.btn, button[class*="btn"], a[class*="btn"] { border-radius: var(--radius-md); transition: var(--transition); background-color: var(--color-accent); color: white; border: 1px solid var(--color-primary-dark); }
a:not([class]) { color: var(--color-accent); 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; background-color: #fff7ed; border-left: 3px solid var(--color-accent); }

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

/* hero: split */
/* 左文右图 */
.hero-inner { display: grid; grid-template-columns: 1fr 1fr; gap: 2rem; align-items: center; }

/* testimonials: carousel */
/* 单条轮播 */
.testimonial-list { display: flex; overflow: hidden; } 
.testimonial-list > * { flex: 0 0 100%; background-color: #f5f3ff; border-right: 1px solid var(--color-primary); }

/* partners: scroll */
/* 自动滚动 */
.partner-grid { display: flex; gap: 2rem; overflow: hidden; animation: partnerScroll 18s linear infinite; }
@keyframes partnerScroll { 0% { transform: translateX(0); } 100% { transform: translateX(-50%); } }

/* faq: single-column */
.faq-list { max-width: 800px; margin: 0 auto; }
.faq-list > * { background-color: #fef3c7; border-bottom: 1px solid var(--color-accent); }

/* stats: inline */
/* 水平排列 */
.stats-grid { display: flex; justify-content: center; gap: 3rem; }
.stats-grid > * { background-color: #faf5ff; border: 1px solid var(--color-primary); }

/* cta: split */
.cta-inner { display: grid; grid-template-columns: 1fr auto; align-items: center; gap: 2rem; background: #7e22ce; color: white; padding: 1rem; border-radius: var(--radius-md); }

/* Page Layout: wide */
/* 超宽 */
.page-main { max-width: 1400px; margin: 0 auto; }

/* 条件性装饰 */
.card:hover, [class*="card"]:hover { transform: translateY(-2px); box-shadow: var(--shadow-lg); border-color: var(--color-accent); }
.hero, [class*="hero"], section:first-of-type { background: linear-gradient(135deg, #7e22ce, #f97316); color: white; }
.card { border: 1px solid rgba(var(--rgb-accent), .15); }

/* 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; }
}