/* CSSVariantEngine v3.0 — lvhuamiaomujidi.com */
/* Palette: violet-cyan | Radius: mosaic-soft | Shadow: layered-tinted */
/* Spacing: balanced | Transition: smooth-long */
/* Section layouts: {"news":"masonry-2","features":"grid-4","hero":"minimal","testimonials":"masonry","partners":"scroll","faq":"two-column","stats":"grid-3","cta":"full-bg"} */

:root {
    --color-primary: #7c3aed;
    --color-primary-dark: #4c1d95;
    --color-accent: #f59e0b;
    --color-surface: #f6f4ff;
    --color-text: #241c4d;
    --rgb-primary: 124,58,237;
    --rgb-accent: 245,158,11;
    --rgb-cyan: 6,182,212;
    --rgb-rose: 236,72,153;
    --grad-primary: linear-gradient(135deg, #8b5cf6 0%, #6366f1 45%, #06b6d4 100%);
    --grad-accent: linear-gradient(135deg, #fbbf24 0%, #f97316 52%, #ec4899 100%);
    --grad-cool: linear-gradient(140deg, #06b6d4 0%, #3b82f6 55%, #8b5cf6 100%);
    --grad-warm: linear-gradient(140deg, #f59e0b 0%, #f43f5e 100%);
    --grad-surface: linear-gradient(155deg, #ffffff 0%, #f6f4ff 48%, #ede9fe 100%);
    --grad-surface-alt: linear-gradient(155deg, #fdfdff 0%, #eef2ff 50%, #e0f2fe 100%);
    --radius-sm: 9px;
    --radius-md: 15px;
    --radius-lg: 21px;
    --radius-xl: 30px;
    --shadow-sm: 0 1px 2px rgba(36,28,77,.06), 0 5px 14px -5px rgba(var(--rgb-primary),.20);
    --shadow-md: 0 2px 5px rgba(36,28,77,.05), 0 12px 28px -10px rgba(var(--rgb-primary),.26), 0 1px 0 0 rgba(255,255,255,.7) inset;
    --shadow-lg: 0 6px 14px rgba(36,28,77,.07), 0 26px 54px -18px rgba(var(--rgb-primary),.32), 0 0 0 1px rgba(var(--rgb-cyan),.10);
    --space-section: 3rem;
    --space-card: 1.25rem;
    --space-gap: 1rem;
    --transition: 0.45s cubic-bezier(.22,1,.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);
    background-image:
        radial-gradient(1100px 560px at 10% -12%, rgba(139,92,246,.16), transparent 62%),
        radial-gradient(900px 480px at 102% -4%, rgba(var(--rgb-cyan),.14), transparent 58%),
        linear-gradient(180deg, #ffffff 0%, #f6f4ff 100%);
    caret-color: var(--color-primary);
    accent-color: var(--color-primary);
}
h1, h2, h3, h4 { font-weight: var(--heading-weight); color: var(--color-primary-dark); }
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: var(--grad-surface);
    background-attachment: local;
}
.btn, button[class*="btn"], a[class*="btn"] {
    border-radius: var(--radius-md);
    transition: var(--transition);
    box-shadow: 0 1px 2px rgba(36,28,77,.08), 0 8px 20px -10px rgba(var(--rgb-primary),.45);
    accent-color: var(--color-accent);
}
a:not([class]) { color: var(--color-primary); transition: var(--transition); text-decoration-color: rgba(var(--rgb-primary),.35); }

/* ========== Section Layout Variants ========== */

/* news: masonry-2 */
/* 两列瀑布流 */
                .news-grid { column-count: 2; column-gap: var(--space-gap); }
                .news-grid .card { break-inside: avoid; margin-bottom: var(--space-gap); background: var(--grad-surface-alt); }

/* features: grid-4 */
.feature-list { display: grid; grid-template-columns: repeat(4, 1fr); gap: var(--space-gap); }

/* hero: minimal */
.hero { padding: 2rem 0; } .hero-content { max-width: 560px; }

/* 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 20s linear infinite; opacity: .92; }
                @keyframes partnerScroll { 0% { transform: translateX(0); opacity: .55; } 100% { transform: translateX(-50%); opacity: .55; } }

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

/* stats: grid-3 */
.stats-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: var(--space-gap); text-align: center; }

/* cta: full-bg */
.cta-section {
    background-color: var(--color-primary-dark);
    background-image:
        radial-gradient(700px 380px at 12% 0%, rgba(var(--rgb-accent),.35), transparent 62%),
        radial-gradient(760px 420px at 92% 110%, rgba(var(--rgb-rose),.38), transparent 60%),
        var(--grad-primary);
    color: #ffffff;
    padding: 4rem 2rem;
    box-shadow: var(--shadow-lg), 0 0 0 1px rgba(255,255,255,.08) inset;
}

/* 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: var(--color-accent); text-decoration-color: rgba(var(--rgb-accent),.55); }
.card { border-left: 3px solid var(--color-primary); }
header, .header, .navbar {
    background-image: linear-gradient(180deg, rgba(255,255,255,.96) 0%, rgba(246,244,255,.90) 100%);
    box-shadow: 0 1px 0 rgba(var(--rgb-primary),.10), 0 8px 26px -14px rgba(36,28,77,.28);
}

/* 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; }
}