/* CSSVariantEngine v3.0 — fanyadianjing.org.cn */
/* Palette: neon-pop | Radius: sharp | Shadow: hard-offset */
/* Spacing: mosaic | Transition: snappy */
/* Section layouts: {"news":"list-view","features":"centered","hero":"split","testimonials":"masonry","partners":"scroll","faq":"single-column","stats":"grid-4","cta":"split"} */

:root {
    --color-primary: #FF3D68;
    --color-primary-dark: #C1123E;
    --color-accent: #00D9FF;
    --color-surface: #F8F9FA;
    --color-text: #1A1A2E;
    --rgb-primary: 255, 61, 104;
    --rgb-accent: 0, 217, 255;
    --radius-sm: 0px;
    --radius-md: 2px;
    --radius-lg: 3px;
    --radius-xl: 4px;
    --shadow-sm: 2px 2px 0px #1A1A2E;
    --shadow-md: 4px 4px 0px #1A1A2E;
    --shadow-lg: 6px 6px 0px rgba(26, 26, 46, 0.95);
    --space-section: 3.25rem;
    --space-card: 1.35rem;
    --space-gap: 1.75rem;
    --transition: 0.15s cubic-bezier(0.2, 0.9, 0.3, 1);
    --heading-weight: 600;
    --body-line-height: 1.65;
}

/* 基础覆盖 */
body { color: var(--color-text); line-height: var(--body-line-height); background-color: #F0F2F5; }
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: 3px solid var(--color-text); border-radius: var(--radius-lg); box-shadow: var(--shadow-md); padding: var(--space-card); transition: var(--transition); background: var(--color-surface); }
.card:hover, [class*="card"]:hover { transform: translate(-3px, -3px); box-shadow: var(--shadow-lg); }
.btn, button[class*="btn"], a[class*="btn"] { border: 2px solid var(--color-text); border-radius: var(--radius-md); box-shadow: var(--shadow-sm); background-color: var(--color-primary); color: #FFFFFF; transition: var(--transition); }
.btn:hover, button[class*="btn"]:hover, a[class*="btn"]:hover { transform: translate(-2px, -2px); box-shadow: var(--shadow-md); }
a:not([class]) { color: var(--color-primary); transition: var(--transition); text-decoration-thickness: 2px; }

/* ========== 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; background: #FFE6EE; border-color: var(--color-primary-dark); }

/* features: centered */
/* 居中大卡片 */
                .feature-list { display: flex; flex-direction: column; align-items: center; gap: calc(var(--space-gap) * 2); max-width: 720px; margin: 0 auto; }
                .feature-list .card { background: #E6F9FF; border-color: #007799; }

/* 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); }
                .testimonial-list .card { background: #FFF7E0; border-color: #CC9900; }

/* 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; }
.faq-list .card { background: #F0F4FF; border-color: #2563EB; }

/* stats: grid-4 */
.stats-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: var(--space-gap); text-align: center; }
.stats-grid .card { background: #E8FFE8; border-color: #009933; }

/* cta: split */
.cta-inner { display: grid; grid-template-columns: 1fr auto; align-items: center; gap: 2rem; }
.cta-inner .card { background: linear-gradient(135deg, var(--color-primary), var(--color-accent)); color: #FFFFFF; border-color: #000000; }

/* Page Layout: wide */
/* 超宽 */
            .page-main { max-width: 1400px; margin: 0 auto; }

/* 条件性装饰 */
header, .header, .navbar { background: linear-gradient(90deg, rgba(var(--rgb-primary), 0.1), rgba(var(--rgb-accent), 0.1)); border-bottom: 3px solid var(--color-text); }

/* 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; }
}