/* CSSVariantEngine v3.0 — chongqingdianjing.com.cn */
/* Palette: slate-dashboard | Radius: soft-rounded | Shadow: multi-layer gradient */
/* Spacing: compact | Transition: long-smooth */
/* Section layouts: {"news":"masonry-2","features":"grid-3","hero":"centered","testimonials":"grid-3","partners":"scroll","faq":"single-column","stats":"grid-3","cta":"card-style"} */

:root {
    --color-primary: #3b82f6;
    --color-primary-dark: #2563eb;
    --color-accent: #60a5fa;
    --color-surface: linear-gradient(135deg, #eff6ff 0%, #dbeafe 100%);
    --color-text: #1e293b;
    --rgb-primary: 59,130,246;
    --rgb-accent: 96,165,250;
    --radius-sm: 4px;
    --radius-md: 6px;
    --radius-lg: 8px;
    --radius-xl: 12px;
    --shadow-sm: 0 1px 3px rgba(30,41,59,0.12), 0 1px 2px rgba(30,41,59,0.08);
    --shadow-md: 0 3px 8px rgba(30,41,59,0.09), 0 8px 16px rgba(59,130,246,0.07);
    --shadow-lg: 0 6px 18px rgba(30,41,59,0.11), 0 14px 32px rgba(59,130,246,0.14);
    --space-section: 2.5rem;
    --space-card: 1rem;
    --space-gap: 12px;
    --transition: 0.5s cubic-bezier(0.4, 0, 0.2, 1);
    --heading-weight: 700;
    --body-line-height: 1.75;
}

/* 基础覆盖 */
body { 
    background: linear-gradient(180deg, #1e293b 0%, #334155 100%);
    color: var(--color-text); 
    line-height: var(--body-line-height); 
}
h1, h2, h3, h4 { font-weight: var(--heading-weight); }
section, .section { padding-top: var(--space-section); padding-bottom: var(--space-section); }
.card, [class*="card"] { 
    background: linear-gradient(145deg, #ffffff 0%, #f8fafc 100%);
    border-radius: var(--radius-lg); 
    box-shadow: var(--shadow-md); 
    padding: var(--space-card); 
    transition: var(--transition); 
}
.btn, button[class*="btn"], a[class*="btn"] { 
    background: linear-gradient(135deg, #3b82f6 0%, #2563eb 50%, #1d4ed8 100%);
    color: white;
    border-radius: var(--radius-md); 
    transition: var(--transition); 
}
a:not([class]) { color: var(--color-accent); transition: var(--transition); }

/* ========== 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); }

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

/* hero: centered */
.hero-content { text-align: center; max-width: 800px; margin: 0 auto; }

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

/* partners: scroll */
/* 自动滚动 */
                .partner-grid { display: flex; gap: 2rem; overflow: hidden; animation: partnerScroll 24s linear infinite; }
                @keyframes partnerScroll { 0% { transform: translateX(0); } 100% { transform: translateX(-50%); } }

/* faq: single-column */
.faq-list { max-width: 800px; margin: 0 auto; }

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

/* cta: card-style */
.cta-inner { 
    background: linear-gradient(135deg, #3b82f6 0%, #2563eb 40%, #1d4ed8 70%, #3b82f6 100%);
    color: white;
    border-radius: var(--radius-xl); 
    padding: 3rem; 
    text-align: center; 
}

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

/* 条件性装饰 */
.card:hover, [class*="card"]:hover { transform: translateY(-3px); box-shadow: var(--shadow-lg); }
.card { 
    border-left: 3px solid;
    border-image: linear-gradient(180deg, #3b82f6 0%, #93c5fd 100%) 1; 
}

/* 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: 0.875rem; --space-gap: 0.625rem; }
    .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; }
}