/* CSSVariantEngine v3.0 — de-web-kaiyunsports.com */
/* Palette: indigo-violet | Radius: medium | Shadow: glow */
/* Spacing: tight | Transition: smooth */
/* Section layouts: {"news":"featured-top","features":"grid-4","hero":"split","testimonials":"carousel","partners":"grid-6","faq":"two-column","stats":"big-number","cta":"full-bg"} */

:root {
    --color-primary: #4f46e5;
    --color-primary-dark: #3730a3;
    --color-accent: #818cf8;
    --color-surface: #eef2ff;
    --color-text: #1e1b3a;
    --rgb-primary: 79,70,229;
    --rgb-accent: 129,140,248;
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 16px;
    --radius-xl: 24px;
    --shadow-sm: 0 0 10px rgba(79,70,229,.14), 0 1px 3px rgba(30,27,58,.08);
    --shadow-md: 0 0 20px rgba(79,70,229,.22), 0 4px 10px rgba(30,27,58,.1);
    --shadow-lg: 0 0 32px rgba(129,140,248,.4), 0 8px 20px rgba(30,27,58,.14);
    --space-section: 2rem;
    --space-card: 1rem;
    --space-gap: 0.75rem;
    --transition: 0.35s cubic-bezier(.22,1,.36,1);
    --heading-weight: 800;
    --body-line-height: 1.75;
}

/* 基础覆盖 */
body { color: var(--color-text); line-height: var(--body-line-height); background: #f7f8fc; }
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: #ffffff; border: 1px solid rgba(129,140,248,.22); }
.btn, button[class*="btn"], a[class*="btn"] { border-radius: var(--radius-md); transition: var(--transition); box-shadow: 0 0 14px rgba(79,70,229,.28); }
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: grid-4 */
.feature-list { display: grid; grid-template-columns: repeat(4, 1fr); gap: var(--space-gap); }

/* 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%; }

/* 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; text-shadow: 0 0 18px rgba(129,140,248,.55); }

/* cta: full-bg */
.cta-section { background: linear-gradient(135deg, #4f46e5, #3730a3); color: #eef2ff; padding: 4rem 2rem; box-shadow: inset 0 0 60px rgba(129,140,248,.35); }

/* Page Layout: narrow-centered */
/* 窄版居中 */
            .page-main { max-width: 860px; margin: 0 auto; }

/* 条件性装饰 */
.card:hover, [class*="card"]:hover { transform: translateY(-4px); box-shadow: 0 0 32px rgba(129,140,248,.6), 0 10px 24px rgba(30,27,58,.16); border-color: rgba(129,140,248,.5); }
a:not([class]):hover { color: var(--color-accent); text-shadow: 0 0 12px rgba(129,140,248,.5); }
.hero, [class*="hero"], section:first-of-type { background: linear-gradient(135deg, #6366f1, #4338ca); box-shadow: inset 0 0 80px rgba(129,140,248,.3); }

/* 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; }
}