/* CSSVariantEngine v3.0 — ch7-stars-sports.com.cn */
/* Palette: stage-purple | Radius: medium | Shadow: glow */
/* Spacing: balanced | Transition: smooth */
/* Section layouts: {"news":"grid-4","features":"centered","hero":"centered","testimonials":"grid-3","partners":"grid-4","faq":"with-sidebar","stats":"inline","cta":"split"} */

:root {
    --color-primary: #a78bfa;
    --color-primary-dark: #7c3aed;
    --color-accent: #d4af37;
    --color-surface: #26264a;
    --color-text: #eae7ff;
    --rgb-primary: 167,139,250;
    --rgb-accent: 212,175,55;
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 14px;
    --radius-xl: 16px;
    --shadow-sm: 0 2px 10px rgba(0,0,0,.3), 0 0 16px rgba(var(--rgb-primary), .14);
    --shadow-md: 0 10px 28px rgba(0,0,0,.4), 0 0 28px rgba(var(--rgb-primary), .22);
    --shadow-lg: 0 18px 44px rgba(0,0,0,.5), 0 0 40px rgba(var(--rgb-accent), .28);
    --space-section: 3.5rem;
    --space-card: 1.25rem;
    --space-gap: 1rem;
    --transition: 0.45s cubic-bezier(0.22, 1, 0.36, 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: #0f0f1a; }
h1, h2, h3, h4 { font-weight: var(--heading-weight); text-shadow: 0 0 24px rgba(var(--rgb-primary), .35); }
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), inset 0 0 0 1px rgba(var(--rgb-primary), .16); padding: var(--space-card); transition: var(--transition); background-color: var(--color-surface); }
.btn, button[class*="btn"], a[class*="btn"] { border-radius: var(--radius-md); transition: var(--transition); box-shadow: 0 0 20px rgba(var(--rgb-primary), .3); }
a:not([class]) { color: var(--color-primary); transition: var(--transition); text-shadow: 0 0 12px rgba(var(--rgb-primary), .35); }

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

/* news: grid-4 */
/* 四列紧凑网格 */
                .news-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: calc(var(--space-gap) * 0.8); }

/* 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; animation: spotlightPulse 7s ease-in-out infinite; }

/* hero: centered */
.hero-content { text-align: center; max-width: 800px; margin: 0 auto; background: radial-gradient(ellipse at center, rgba(var(--rgb-primary), .14) 0%, rgba(0,0,0,0) 70%); border-radius: var(--radius-xl); animation: spotlightPulse 6s ease-in-out infinite; }

/* 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: inline */
/* 水平排列 */
                .stats-grid { display: flex; justify-content: center; gap: 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; background: radial-gradient(ellipse at top, rgba(var(--rgb-primary), .1) 0%, rgba(0,0,0,0) 60%); border-radius: var(--radius-xl); box-shadow: 0 0 60px rgba(var(--rgb-primary), .12); }

/* 条件性装饰 */
.card:hover, [class*="card"]:hover { transform: translateY(-4px); box-shadow: var(--shadow-lg), 0 0 32px rgba(var(--rgb-accent), .6), inset 0 0 0 1px rgba(var(--rgb-accent), .35); background-color: #30305c; }
.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: 0.75rem; }
    .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; }
}

@keyframes spotlightPulse {
    0%, 100% { box-shadow: 0 0 18px rgba(var(--rgb-primary), .16); }
    50% { box-shadow: 0 0 42px rgba(var(--rgb-primary), .34); }
}