/* CSSVariantEngine v3.0 — faguozuqiujiajiliansai.net.cn */
/* Palette: vibrant gradient | Radius: soft rounded | Shadow: multi-layer colored */
/* Spacing: generous | Transition: smooth long */
/* Section layouts: {"news":"grid-4","features":"horizontal","hero":"split","testimonials":"masonry","partners":"scroll","faq":"single-column","stats":"big-number","cta":"centered"} */

:root {
    --color-primary: #7928ca;
    --color-primary-dark: #ff0080;
    --color-accent: #00e5ff;
    --color-surface: #f0f4ff;
    --color-text: #1e1b4b;
    --rgb-primary: 121, 40, 202;
    --rgb-accent: 0, 229, 255;
    --radius-sm: 6px;
    --radius-md: 12px;
    --radius-lg: 20px;
    --radius-xl: 28px;
    --shadow-sm: 0 4px 12px rgba(121, 40, 202, 0.12), 0 1px 3px rgba(0, 229, 255, 0.08);
    --shadow-md: 0 12px 28px rgba(121, 40, 202, 0.18), 0 4px 8px rgba(255, 0, 128, 0.1);
    --shadow-lg: 0 24px 60px rgba(121, 40, 202, 0.25), 0 8px 20px rgba(0, 229, 255, 0.15);
    --space-section: 4rem;
    --space-card: 1.5rem;
    --space-gap: 1.75rem;
    --transition: 0.5s cubic-bezier(0.25, 0.8, 0.25, 1);
    --heading-weight: 800;
    --body-line-height: 1.75;
    --accent-color: #7928ca;
    --caret-color: #ff0080;
}

/* 基础覆盖 */
body { 
    background: radial-gradient(circle at top left, #fef7ff, #f0f9ff);
    color: var(--color-text); 
    line-height: var(--body-line-height); 
}
h1, h2, h3, h4 { font-weight: var(--heading-weight); }
section, .section { padding-top: var(--space-section); padding-bottom: var(--space-section); }
.card, [class*="card"] { 
    background: linear-gradient(145deg, #ffffff, #f8faff);
    border-radius: var(--radius-lg); 
    box-shadow: var(--shadow-md); 
    padding: var(--space-card); 
    transition: var(--transition); 
    border: 2px solid transparent;
    border-image: linear-gradient(135deg, #7928ca, #ff0080, #00e5ff) 1;
}
.card:hover, [class*="card"]:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
}
.btn, button[class*="btn"], a[class*="btn"] { 
    border-radius: var(--radius-md); 
    background: linear-gradient(135deg, #7928ca, #ff0080);
    color: white;
    transition: var(--transition); 
    box-shadow: var(--shadow-sm);
}
.btn:hover, button[class*="btn"]:hover, a[class*="btn"]:hover {
    box-shadow: var(--shadow-md);
    background: linear-gradient(135deg, #ff0080, #00e5ff);
}
a:not([class]) { color: var(--color-primary); transition: var(--transition); }
a:not([class]):hover { color: var(--color-primary-dark); }

/* ========== 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: horizontal */
/* 水平滚动 */
                .feature-list { display: flex; gap: var(--space-gap); overflow-x: auto; scroll-snap-type: x mandatory; }
                .feature-list > * { flex: 0 0 300px; scroll-snap-align: start; }

/* hero: split */
/* 左文右图 */
                .hero-inner { display: grid; grid-template-columns: 1fr 1fr; gap: 2rem; align-items: center; }

/* testimonials: masonry */
.testimonial-list { column-count: 2; column-gap: var(--space-gap); }
                .testimonial-list > * { break-inside: avoid; margin-bottom: var(--space-gap); }

/* partners: scroll */
/* 自动滚动 */
                .partner-grid { display: flex; gap: 2rem; overflow: hidden; animation: partnerScroll 18s linear infinite; }
                @keyframes partnerScroll { 0% { transform: translateX(0); } 100% { transform: translateX(-50%); } }

/* faq: single-column */
.faq-list { max-width: 800px; margin: 0 auto; }

/* 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; 
                    background: linear-gradient(135deg, #7928ca, #ff0080);
                    -webkit-background-clip: text;
                    -webkit-text-fill-color: transparent;
                    background-clip: text;
                    text-shadow: 0 2px 12px rgba(255, 0, 128, 0.15);
                }

/* cta: centered */
.cta-inner { text-align: center; max-width: 700px; margin: 0 auto; }

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

/* 条件性装饰 */
.hero, [class*="hero"], section:first-of-type { 
    background: linear-gradient(135deg, #7928ca 0%, #ff0080 40%, #ffc107 70%, #00e5ff 100%); 
}
header, .header, .navbar { 
    background: rgba(255,255,255,0.85);
    backdrop-filter: blur(12px);
    box-shadow: 0 4px 16px rgba(121, 40, 202, 0.1), 0 2px 6px rgba(0, 229, 255, 0.07); 
}

/* 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; }
}