/* CSSVariantEngine v3.0 — chcn4-leyu-sports.com.cn */
/* Palette: cyan | Radius: medium | Shadow: glow */
/* Spacing: comfortable | Transition: silky */
/* Section layouts: {"news":"list-view","features":"centered","hero":"left-aligned","testimonials":"grid-3","partners":"grid-4","faq":"with-sidebar","stats":"big-number","cta":"split"} */

:root {
    --color-primary: #0e7490;
    --color-primary-dark: #155e75;
    --color-accent: #22d3ee;
    --color-surface: #ecfeff;
    --color-text: #0c1a2a;
    --rgb-primary: 14,116,144;
    --rgb-accent: 34,211,238;
    --radius-sm: 8px;
    --radius-md: 14px;
    --radius-lg: 20px;
    --radius-xl: 28px;
    --shadow-sm: 0 2px 10px rgba(2,132,199,.12), 0 0 18px rgba(34,211,238,.1);
    --shadow-md: 0 4px 20px rgba(2,132,199,.16), 0 0 24px rgba(34,211,238,.14);
    --shadow-lg: 0 8px 32px rgba(2,132,199,.2), 0 0 32px rgba(34,211,238,.24);
    --shadow-hover: 0 8px 32px rgba(2,132,199,.22), 0 0 38px rgba(34,211,238,.5);
    --space-section: 4rem;
    --space-card: 1.5rem;
    --space-gap: 1.25rem;
    --transition: 0.4s cubic-bezier(0.25, 1, 0.5, 1);
    --heading-weight: 700;
    --body-line-height: 1.75;
}

@keyframes glow-pulse {
    0%, 100% { box-shadow: 0 0 14px rgba(var(--rgb-accent), .2), 0 4px 18px rgba(var(--rgb-primary), .12); }
    50% { box-shadow: 0 0 26px rgba(var(--rgb-accent), .4), 0 4px 24px rgba(var(--rgb-primary), .18); }
}

/* 基础覆盖 */
body { color: var(--color-text); line-height: var(--body-line-height); background: var(--color-surface); caret-color: var(--color-accent); }
h1, h2, h3, h4 { font-weight: var(--heading-weight); text-shadow: 0 0 20px rgba(var(--rgb-accent), .14); }
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: linear-gradient(145deg, rgba(255,255,255,.82), rgba(224,247,254,.55)); backdrop-filter: blur(8px); }
.btn, button[class*="btn"], a[class*="btn"] { border-radius: var(--radius-md); transition: var(--transition); animation: glow-pulse 5s ease-in-out infinite; }
a:not([class]) { color: var(--color-primary); transition: var(--transition); text-decoration-color: rgba(var(--rgb-accent), .5); }

/* ========== 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: 720px; margin: 0 auto; }

/* hero: left-aligned */
.hero-content { text-align: left; max-width: 600px; }

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

/* 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; }

/* cta: split */
.cta-inner { display: grid; grid-template-columns: 1fr auto; align-items: center; gap: 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-hover); border-color: rgba(var(--rgb-accent), .35); }
.card { border: 1px solid rgba(var(--rgb-accent), .18); }

/* 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; }
}