/* CSSVariantEngine v3.0 — world-xksportsapp.com.cn */
/* Palette: slate-blue | Radius: airy | Shadow: pillowy */
/* Spacing: airy | Transition: soft-spring */
/* Section layouts: {"news":"featured-top","features":"centered","hero":"minimal","testimonials":"carousel","partners":"scroll","faq":"with-sidebar","stats":"grid-3","cta":"centered"} */

:root {
    --color-primary: #3b82f6;
    --color-primary-dark: #1d4ed8;
    --color-accent: #93c5fd;
    --color-surface: #ffffff;
    --color-text: #1e293b;
    --rgb-primary: 59,130,246;
    --rgb-accent: 147,197,253;
    --color-muted: #64748b;
    --color-line: #e2e8f0;
    --color-canvas: #f1f5f9;
    --radius-sm: 10px;
    --radius-md: 14px;
    --radius-lg: 22px;
    --radius-xl: 28px;
    --shadow-sm: 0 1px 2px rgba(15,23,42,.05), 0 0 0 1px rgba(148,163,184,.14);
    --shadow-md: 0 10px 24px -12px rgba(30,41,59,.22), 0 3px 8px -4px rgba(30,41,59,.10);
    --shadow-lg: 0 24px 48px -18px rgba(30,41,59,.28), 0 10px 20px -12px rgba(30,41,59,.14);
    --space-section: 3.5rem;
    --space-card: 1.5rem;
    --space-gap: 1.2rem;
    --transition: 0.45s cubic-bezier(0.22, 1, 0.36, 1);
    --heading-weight: 700;
    --body-line-height: 1.6;
}

/* 基础覆盖 */
body { color: var(--color-text); background-color: var(--color-canvas); line-height: var(--body-line-height); caret-color: var(--color-primary); accent-color: var(--color-primary); }
h1, h2, h3, h4 { font-weight: var(--heading-weight); color: #0f172a; }
section, .section { padding-top: var(--space-section); padding-bottom: var(--space-section); }
.card, [class*="card"] { background-color: var(--color-surface); border: 1px solid var(--color-line); border-radius: var(--radius-lg); box-shadow: var(--shadow-md); padding: var(--space-card); transition: var(--transition); }
.card, [class*="card"]:hover { box-shadow: var(--shadow-lg); border-color: #bfdbfe; }
.btn, button[class*="btn"], a[class*="btn"] { border-radius: var(--radius-md); border-color: var(--color-primary); color: var(--color-surface); background-color: var(--color-primary); box-shadow: 0 8px 20px -10px rgba(59,130,246,.65); transition: var(--transition); }
.btn:hover, button[class*="btn"]:hover, a[class*="btn"]:hover { background-color: var(--color-primary-dark); border-color: var(--color-primary-dark); box-shadow: 0 14px 30px -12px rgba(29,78,216,.55); }
a:not([class]) { color: var(--color-primary); text-decoration-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; }

/* 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: minimal */
.hero { padding: 2.4rem 0; background-image: radial-gradient(120% 140% at 50% 0%, rgba(59,130,246,.10) 0%, rgba(241,245,249,0) 62%); } .hero-content { max-width: 560px; color: var(--color-muted); }

/* testimonials: carousel */
/* 单条轮播 */
                .testimonial-list { display: flex; overflow: hidden; } 
                .testimonial-list > * { flex: 0 0 100%; border-radius: var(--radius-xl); }

/* partners: scroll */
/* 自动滚动 */
                .partner-grid { display: flex; gap: 2.4rem; overflow: hidden; animation: partnerScroll 26s cubic-bezier(0.45, 0, 0.55, 1) infinite; }
                @keyframes partnerScroll { 0% { transform: translateX(0); } 100% { transform: translateX(-50%); } }

/* faq: with-sidebar */
/* FAQ 左 + 联系信息右 */
                .faq-wrapper { display: grid; grid-template-columns: 2fr 1fr; gap: 2.4rem; }

/* stats: grid-3 */
.stats-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: var(--space-gap); text-align: center; }
.stats-grid > * { background-color: var(--color-surface); border: 1px solid var(--color-line); border-radius: var(--radius-lg); box-shadow: var(--shadow-sm); color: var(--color-text); }

/* cta: centered */
.cta-inner { text-align: center; max-width: 700px; margin: 0 auto; background-image: linear-gradient(135deg, rgba(59,130,246,.10) 0%, rgba(147,197,253,.16) 100%); border-radius: var(--radius-xl); }

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

/* 条件性装饰 */
a:not([class]):hover { color: var(--color-accent); text-shadow: 0 2px 10px rgba(59,130,246,.35); }
header, .header, .navbar { background-color: rgba(255,255,255,.92); backdrop-filter: saturate(140%) blur(10px); box-shadow: 0 10px 30px -18px rgba(30,41,59,.28), 0 1px 0 rgba(148,163,184,.22); }

/* 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: 2.25rem; --space-card: 1.15rem; --space-gap: 0.85rem; }
    .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; }
}