/* CSSVariantEngine v3.0 — kaiyun-sports-chcn.com.cn */
/* Palette: airy-mist | Radius: pillowy | Shadow: soft-pillow */
/* Spacing: airy | Transition: gentle-glide */
/* Section layouts: {"news":"featured-top","features":"grid-2","hero":"centered","testimonials":"grid-3","partners":"grid-4","faq":"single-column","stats":"inline","cta":"full-bg"} */

:root {
    --color-primary: #4a6fa5;
    --color-primary-dark: #2c4468;
    --color-accent: #8fb8de;
    --color-surface: #f2f5f9;
    --color-text: #1e2733;
    --rgb-primary: 74,111,165;
    --rgb-accent: 143,184,222;
    --radius-sm: 10px;
    --radius-md: 16px;
    --radius-lg: 24px;
    --radius-xl: 28px;
    --shadow-sm: 0 2px 8px rgba(30,39,51,.06), 0 1px 3px rgba(30,39,51,.04);
    --shadow-md: 0 10px 28px rgba(74,111,165,.10), 0 3px 8px rgba(30,39,51,.05);
    --shadow-lg: 0 24px 56px rgba(74,111,165,.16), 0 8px 20px rgba(30,39,51,.06);
    --space-section: 2.2rem;
    --space-card: 1.15rem;
    --space-gap: 0.8rem;
    --transition: 0.6s cubic-bezier(0.22, 0.9, 0.32, 1);
    --heading-weight: 600;
    --body-line-height: 1.65;
}

/* 基础覆盖 */
body { color: var(--color-text); line-height: var(--body-line-height); background: #f7f9fc; }
h1, h2, h3, h4 { font-weight: var(--heading-weight); color: #1e2733; }
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; }
.btn, button[class*="btn"], a[class*="btn"] { border-radius: var(--radius-md); transition: var(--transition); }
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-2 */
.feature-list { display: grid; grid-template-columns: repeat(2, 1fr); gap: calc(var(--space-gap) * 1.5); }

/* hero: centered */
.hero-content { text-align: center; max-width: 800px; margin: 0 auto; }

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

/* partners: grid-4 */
.partner-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: calc(var(--space-gap) * 1.5); align-items: center; }

/* 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: linear-gradient(140deg, #4a6fa5, #2c4468); color: #f2f5f9; padding: 4rem 2rem; border-radius: var(--radius-xl); }

/* 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(-4px); box-shadow: var(--shadow-lg); }
.hero, [class*="hero"], section:first-of-type { background: linear-gradient(140deg, #eaf1f9, #d6e4f2); }
.card { border-left: 3px solid var(--color-accent); }
header, .header, .navbar { background: transparent; }

/* 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: 0.8rem; }
    .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; }
}