/* CSSVariantEngine v3.0 — ffjzw-leyu.com */
/* Palette: indigo-violet | Radius: soft-round | Shadow: layered-gradient */
/* Spacing: comfortable | Transition: smooth-long */
/* Section layouts: {"news":"featured-top","features":"grid-2","hero":"overlay","testimonials":"masonry","partners":"scroll","faq":"with-sidebar","stats":"inline","cta":"card-style"} */

:root {
    --color-primary: #4f46e5;
    --color-primary-dark: #3730a3;
    --color-accent: #a855f7;
    --color-surface: #f5f3ff;
    --color-text: #1e1b4b;
    --rgb-primary: 79,70,229;
    --rgb-accent: 168,85,247;
    --radius-sm: 4px;
    --radius-md: 8px;
    --radius-lg: 14px;
    --radius-xl: 22px;
    --shadow-sm: 0 1px 2px rgba(79,70,229,.10), 0 2px 6px rgba(168,85,247,.08);
    --shadow-md: 0 4px 10px rgba(79,70,229,.12), 0 10px 24px rgba(168,85,247,.10);
    --shadow-lg: 0 12px 28px rgba(79,70,229,.18), 0 24px 56px rgba(168,85,247,.16), 0 2px 4px rgba(30,27,75,.06);
    --space-section: 4rem;
    --space-card: 1.5rem;
    --space-gap: 1.25rem;
    --transition: 0.5s cubic-bezier(0.22, 1, 0.36, 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, #ffffff 0%, #f5f3ff 45%, #ede9fe 100%); }
h1, h2, h3, h4 { font-weight: var(--heading-weight); background: linear-gradient(120deg, #4f46e5 0%, #7c3aed 50%, #a855f7 100%); -webkit-background-clip: text; background-clip: text; color: transparent; }
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%, #f5f3ff 60%, #ede9fe 100%); border: 1px solid transparent; border-image: linear-gradient(135deg, rgba(79,70,229,.35), rgba(168,85,247,.25), rgba(79,70,229,.10)) 1; }
.btn, button[class*="btn"], a[class*="btn"] { border-radius: var(--radius-md); transition: var(--transition); background: linear-gradient(135deg, #4f46e5 0%, #7c3aed 55%, #a855f7 100%); color: #f5f3ff; box-shadow: 0 4px 12px rgba(79,70,229,.28), 0 2px 4px rgba(168,85,247,.20); }
a:not([class]) { color: var(--color-primary); transition: var(--transition); }

/* ========== 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, #ede9fe 0%, #f5f3ff 50%, #ffffff 100%); border-radius: var(--radius-lg); box-shadow: var(--shadow-lg); }

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

/* hero: overlay */
/* 全屏背景+文字覆盖 */
                .hero { position: relative; min-height: 70vh; display: flex; align-items: center; background: linear-gradient(135deg, #1e1b4b 0%, #4f46e5 45%, #a855f7 100%); }
                .hero-content { position: relative; z-index: 1; }

/* testimonials: masonry */
.testimonial-list { column-count: 2; column-gap: var(--space-gap); }
                .testimonial-list > * { break-inside: avoid; margin-bottom: var(--space-gap); background: linear-gradient(160deg, #ffffff 0%, #f5f3ff 100%); border-radius: var(--radius-md); box-shadow: var(--shadow-sm); }

/* 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: 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: card-style */
.cta-inner { background: linear-gradient(135deg, #4f46e5 0%, #7c3aed 50%, #a855f7 100%); border-radius: var(--radius-xl); padding: 3rem; text-align: center; box-shadow: var(--shadow-lg); color: #f5f3ff; }

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

/* 条件性装饰 */
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; }
}