/* CSSVariantEngine v3.0 — sdxjdjs.com */
/* Palette: vibrant mosaic | Radius: soft rounded | Shadow: layered gradient | Spacing: airy 24px gap | Transition: smooth 0.5s ease */
/* Section layouts: {"news":"list-view","features":"grid-2","hero":"split","testimonials":"carousel","partners":"grid-4","faq":"with-sidebar","stats":"inline","cta":"split"} */

:root {
    --color-primary: #8b5cf6;
    --color-primary-dark: #6d28d9;
    --color-accent: #ec4899;
    --color-surface: #f8fafc;
    --color-text: #1e293b;
    --rgb-primary: 139, 92, 246;
    --rgb-accent: 236, 72, 153;
    --radius-sm: 4px;
    --radius-md: 8px;
    --radius-lg: 16px;
    --radius-xl: 24px;
    --shadow-sm: 0 3px 6px rgba(139, 92, 246, 0.1), 0 1px 2px rgba(0, 0, 0, 0.06);
    --shadow-md: 0 10px 24px rgba(139, 92, 246, 0.15), 0 4px 8px rgba(236, 72, 153, 0.08);
    --shadow-lg: 0 24px 48px rgba(139, 92, 246, 0.2), 0 8px 16px rgba(236, 72, 153, 0.12);
    --space-section: 3rem;
    --space-card: 1.25rem;
    --space-gap: 1.5rem;
    --transition: 0.5s cubic-bezier(0.25, 0.1, 0.25, 1);
    --heading-weight: 800;
    --body-line-height: 1.7;
}

/* 基础覆盖 */
body { color: var(--color-text); line-height: var(--body-line-height); background: linear-gradient(180deg, #f0f9ff 0%, #fdf4ff 100%); }
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: linear-gradient(145deg, #ffffff 0%, #f8fafc 100%); }
.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-primary); transition: var(--transition); }

/* ========== 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: grid-2 */
.feature-list { display: grid; grid-template-columns: repeat(2, 1fr); gap: calc(var(--space-gap) * 1.5); }

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

/* testimonials: carousel */
/* 单条轮播 */
                .testimonial-list { display: flex; overflow: hidden; } 
                .testimonial-list > * { flex: 0 0 100%; }

/* 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; }

/* 条件性装饰 */
a:not([class]):hover { color: #f97316; text-shadow: 0 0 8px rgba(249, 115, 22, 0.3); }
.hero, [class*="hero"], section:first-of-type { background: linear-gradient(135deg, #8b5cf6 0%, #ec4899 40%, #f97316 75%, #facc15 100%); }
.card { border: 2px solid transparent; border-image: linear-gradient(135deg, rgba(139,92,246,0.3), rgba(236,72,153,0.3), rgba(249,115,22,0.3)) 1; }
header, .header, .navbar { box-shadow: 0 4px 12px rgba(139,92,246,0.1), 0 2px 4px rgba(0,0,0,0.04); background: rgba(255,255,255,0.85); 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: 2rem; --space-card: 1rem; --space-gap: 1rem; }
    .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; }
}