/* CSSVariantEngine v3.0 — web9-kaiyuntiyu.com.cn */
/* Palette: violet-mosaic | Radius: airy-round | Shadow: soft-pillow */
/* Spacing: spacious | Transition: float */
/* Section layouts: {"news":"grid-4","features":"grid-3","hero":"overlay","testimonials":"stacked","partners":"scroll","faq":"two-column","stats":"big-number","cta":"full-bg"} */

:root {
    --color-primary: #6d28d9;
    --color-primary-dark: #4c1d95;
    --color-accent: #f59e0b;
    --color-surface: #f6f3ed;
    --color-text: #2a2138;
    --rgb-primary: 109, 40, 217;
    --rgb-accent: 245, 158, 11;
    --radius-sm: 12px;
    --radius-md: 18px;
    --radius-lg: 24px;
    --radius-xl: 32px;
    --shadow-sm: 0 1px 2px rgba(42, 33, 56, 0.05), 0 6px 16px -4px rgba(42, 33, 56, 0.06);
    --shadow-md: 0 2px 4px rgba(42, 33, 56, 0.04), 0 14px 28px -10px rgba(109, 40, 217, 0.16), 0 6px 12px -4px rgba(42, 33, 56, 0.06);
    --shadow-lg: 0 4px 6px rgba(42, 33, 56, 0.04), 0 28px 52px -14px rgba(109, 40, 217, 0.24), 0 12px 18px -8px rgba(42, 33, 56, 0.08);
    --space-section: 6rem;
    --space-card: 2.25rem;
    --space-gap: 1.75rem;
    --transition: 0.5s cubic-bezier(0.22, 1, 0.36, 1);
    --heading-weight: 700;
    --body-line-height: 1.6;
}

/* 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: #fffdfa; }
.btn, button[class*="btn"], a[class*="btn"] { border-radius: var(--radius-md); transition: var(--transition); }
a:not([class]) { color: var(--color-primary); transition: var(--transition); text-decoration-color: rgba(109, 40, 217, 0.28); }

/* ========== 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: grid-3 */
.feature-list { display: grid; grid-template-columns: repeat(3, 1fr); gap: var(--space-gap); }

/* hero: overlay */
/* 全屏背景+文字覆盖 */
                .hero { position: relative; min-height: 70vh; display: flex; align-items: center; }
                .hero-content { position: relative; z-index: 1; }

/* testimonials: stacked */
/* 垂直堆叠 */
                .testimonial-list { display: flex; flex-direction: column; gap: var(--space-gap); max-width: 720px; margin: 0 auto; }

/* partners: scroll */
/* 自动滚动 */
                .partner-grid { display: flex; gap: 2rem; overflow: hidden; animation: partnerScroll 20s linear infinite; }
                @keyframes partnerScroll { 0% { transform: translateX(0); } 100% { transform: translateX(-50%); } }

/* faq: two-column */
.faq-list { display: grid; grid-template-columns: 1fr 1fr; gap: var(--space-gap); }

/* 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-dark); }

/* cta: full-bg */
.cta-section { background: linear-gradient(135deg, #4c1d95 0%, #6d28d9 48%, #a21caf 100%); color: #fdfaf6; padding: 4.5rem 2.25rem; }

/* Page Layout: full-width */
/* 无侧边栏, 全宽 */
            .page-main { max-width: 1200px; margin: 0 auto; }

/* 条件性装饰 */
.news-grid [class*="card"] { background: linear-gradient(150deg, #fff3e8 0%, #fdba74 100%); box-shadow: inset 0 0 0 1px rgba(234, 88, 12, 0.24), 0 14px 26px -12px rgba(234, 88, 12, 0.32), 0 4px 10px -4px rgba(42, 33, 56, 0.06); }
.feature-list [class*="card"] { background: linear-gradient(150deg, #f1ecff 0%, #c4b5fd 100%); box-shadow: inset 0 0 0 1px rgba(109, 40, 217, 0.22), 0 14px 26px -12px rgba(109, 40, 217, 0.3), 0 4px 10px -4px rgba(42, 33, 56, 0.06); }
.testimonial-list [class*="card"] { background: linear-gradient(150deg, #fff0f3 0%, #fda4af 100%); box-shadow: inset 0 0 0 1px rgba(244, 63, 94, 0.2), 0 14px 26px -12px rgba(244, 63, 94, 0.28), 0 4px 10px -4px rgba(42, 33, 56, 0.06); }
.faq-list [class*="card"] { background: linear-gradient(150deg, #fffbeb 0%, #fcd34d 100%); box-shadow: inset 0 0 0 1px rgba(217, 119, 6, 0.22), 0 14px 26px -12px rgba(217, 119, 6, 0.26), 0 4px 10px -4px rgba(42, 33, 56, 0.06); }
.stats-grid [class*="card"] { background: linear-gradient(150deg, #edf9ff 0%, #67e8f9 100%); box-shadow: inset 0 0 0 1px rgba(8, 145, 178, 0.24), 0 14px 26px -12px rgba(8, 145, 178, 0.28), 0 4px 10px -4px rgba(42, 33, 56, 0.06); }
.partner-grid [class*="card"] { background: #fffdfa; box-shadow: var(--shadow-sm); }
.card:hover, [class*="card"]:hover { transform: translateY(-6px); box-shadow: var(--shadow-lg), inset 0 0 0 1px rgba(var(--rgb-primary), 0.1); }
a:not([class]):hover { color: var(--color-accent); }
.card { border: 1px solid rgba(255, 255, 255, 0.7); }
header, .header, .navbar { background: rgba(246, 243, 237, 0.72); backdrop-filter: blur(14px); -webkit-backdrop-filter: blur(14px); }

/* 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: 2.25rem; --space-card: 1.125rem; --space-gap: 0.875rem; }
    .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; }
}