/* CSSVariantEngine v3.0 — cn-qiususports.com.cn */
/* Palette: violet-coral | Radius: pillowy | Shadow: soft-airy */
/* Spacing: generous | Transition: smooth-lush */
/* Section layouts: {"news":"featured-top","features":"grid-3","hero":"split","testimonials":"grid-3","partners":"centered","faq":"with-sidebar","stats":"big-number","cta":"full-bg"} */

:root {
    --color-primary: #7c3aed;
    --color-primary-dark: #5b21b6;
    --color-accent: #f97316;
    --color-surface: #fef7ff;
    --color-text: #1e1b4b;
    --rgb-primary: 124,58,237;
    --rgb-accent: 249,115,22;
    --radius-sm: 6px;
    --radius-md: 14px;
    --radius-lg: 20px;
    --radius-xl: 26px;
    --shadow-sm: 0 2px 8px rgba(124,58,237,0.07), 0 1px 3px rgba(0,0,0,0.04);
    --shadow-md: 0 8px 24px rgba(124,58,237,0.1), 0 3px 10px rgba(0,0,0,0.06);
    --shadow-lg: 0 18px 45px rgba(124,58,237,0.14), 0 7px 18px rgba(249,115,22,0.08);
    --space-section: 4.5rem;
    --space-card: 2.75rem;
    --space-gap: 2.25rem;
    --transition: 0.6s cubic-bezier(0.25, 0.8, 0.25, 1);
    --heading-weight: 700;
    --body-line-height: 1.7;
}

/* 基础覆盖 */
body { color: var(--color-text); line-height: var(--body-line-height); background-color: var(--color-surface); }
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-color: #ffffff; }
.btn, button[class*="btn"], a[class*="btn"] { border-radius: var(--radius-md); transition: var(--transition); background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-accent) 100%); color: white; border: none; }
a:not([class]) { color: var(--color-accent); transition: var(--transition); text-underline-offset: 4px; }

/* ========== 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; background: linear-gradient(135deg, #f0f4ff 0%, #fef3c7 100%); }

/* features: grid-3 */
.feature-list { display: grid; grid-template-columns: repeat(3, 1fr); gap: var(--space-gap); }
.feature-list > div:nth-child(odd) { background-color: #f5f3ff; }
.feature-list > div:nth-child(even) { background-color: #fff7ed; }

/* hero: split */
/* 左文右图 */
.hero-inner { display: grid; grid-template-columns: 1fr 1fr; gap: 2rem; align-items: center; }
.hero-inner > div:first-child { background-color: #fdf4ff; padding: 3rem; border-radius: var(--radius-xl); }

/* testimonials: grid-3 */
.testimonial-list { display: grid; grid-template-columns: repeat(3, 1fr); gap: var(--space-gap); }
.testimonial-list > div { background-color: #ecfeff; border-left: 4px solid var(--color-accent); }

/* partners: centered */
.partner-grid { display: flex; flex-wrap: wrap; justify-content: center; gap: 2rem; }
.partner-grid > div { background-color: #f8fafc; border-radius: var(--radius-lg); padding: 1.5rem; border: 2px solid rgba(var(--rgb-primary), 0.15); }

/* faq: with-sidebar */
/* FAQ 左 + 联系信息右 */
.faq-wrapper { display: grid; grid-template-columns: 2fr 1fr; gap: 2rem; }
.faq-wrapper > div:first-child { background-color: #f0f9ff; border-radius: var(--radius-xl); padding: 3rem; }
.faq-wrapper > div:last-child { background-color: #fef2f2; border-radius: var(--radius-xl); padding: 3rem; }

/* 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; color: var(--color-primary); }
.stats-grid > div { background: linear-gradient(180deg, #faf5ff 0%, #ffffff 100%); border-radius: var(--radius-xl); padding: 2rem; min-width: 180px; }

/* cta: full-bg */
.cta-section { background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-accent) 100%); color: #fff; padding: 4rem 2rem; }

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

/* 条件性装饰 */
.card { border: 2px solid rgba(var(--rgb-accent), 0.25); }
header, .header, .navbar { box-shadow: 0 4px 16px rgba(124,58,237,0.12); background-color: rgba(255,255,255,0.92); backdrop-filter: blur(10px); }

/* 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: 2.75rem; --space-card: 1.5rem; --space-gap: 1.25rem; }
    .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; }
}