/* CSSVariantEngine v3.0 — vsports.sx.cn */
/* Palette: centered-stage | Radius: airy-large | Shadow: pillowy-soft */
/* Spacing: airy | Transition: smooth-cubic */
/* Section layouts: {"news":"list-view","features":"centered","hero":"split","testimonials":"masonry","partners":"scroll","faq":"two-column","stats":"grid-3","cta":"full-bg"} */

:root {
    --color-primary: #7e22ce;
    --color-primary-dark: #2e1065;
    --color-accent: #fbbf24;
    --color-surface: #ffffff;
    --color-text: #1e1b4b;
    --rgb-primary: 126,34,206;
    --rgb-accent: 251,191,36;
    --radius-sm: 8px;
    --radius-md: 16px;
    --radius-lg: 22px;
    --radius-xl: 28px;
    --shadow-sm: 0 2px 8px rgba(126,34,206,0.07), 0 1px 4px rgba(251,191,36,0.04);
    --shadow-md: 0 8px 26px rgba(126,34,206,0.13), 0 4px 13px rgba(251,191,36,0.06);
    --shadow-lg: 0 18px 52px rgba(126,34,206,0.19), 0 9px 26px rgba(251,191,36,0.11);
    --space-section: 5rem;
    --space-card: 2.5rem;
    --space-gap: 2.5rem;
    --transition: 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    --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: #faf7ff; caret-color: var(--color-accent); accent-color: var(--color-accent); }
h1, h2, h3, h4 { font-weight: var(--heading-weight); text-shadow: 0 1px 3px rgba(126,34,206,0.08); }
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: var(--color-surface); border: 1px solid rgba(126,34,206,0.06); }
.btn, button[class*="btn"], a[class*="btn"] { border-radius: var(--radius-md); transition: var(--transition); border: 1px solid transparent; }
a:not([class]) { color: var(--color-primary); transition: var(--transition); text-decoration-thickness: 2px; text-underline-offset: 3px; }

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

/* news: list-view */
/* 列表模式 (图左文右) */
.news-grid { display: flex; flex-direction: column; gap: var(--space-gap); }
.news-grid .card { display: grid; grid-template-columns: 280px 1fr; }

/* 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: 840px; margin: 0 auto; text-align: center; }

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

/* 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 28s linear infinite; }
@keyframes partnerScroll { 0% { transform: translateX(0); } 100% { transform: translateX(-50%); } }

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

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

/* cta: full-bg */
.cta-section { background: linear-gradient(135deg, var(--color-accent), var(--color-primary)); color: #ffffff; padding: 4rem 2rem; }

/* 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: translateY(-6px); box-shadow: var(--shadow-lg); border-color: rgba(251,191,36,0.25); }
.hero, [class*="hero"], section:first-of-type { background: linear-gradient(160deg, #0f0f1a 0%, #310e68 60%, #7c3aed 100%); }

/* 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: 2.75rem; --space-card: 1.5rem; --space-gap: 1.5rem; }
    .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; }
}