/* CSSVariantEngine v3.0 — cfdianjing.org.cn */
/* Palette: sage warm minimal | Radius: medium rounded | Shadow: glow accent */
/* Spacing: generous vertical | Transition: soft ease */
/* Section layouts: {"news":"masonry-2","features":"horizontal","hero":"overlay","testimonials":"carousel","partners":"scroll","faq":"two-column","stats":"grid-3","cta":"card-style"} */

:root {
    --color-primary: #87a878;
    --color-primary-dark: #6b8a5c;
    --color-accent: #a5c199;
    --color-surface: #faf8f3;
    --color-text: #2d2d2d;
    --rgb-primary: 135, 168, 120;
    --rgb-accent: 165, 193, 153;
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 16px;
    --radius-xl: 20px;
    --shadow-sm: 0 0 12px rgba(135, 168, 120, 0.15);
    --shadow-md: 0 0 24px rgba(135, 168, 120, 0.4);
    --shadow-lg: 0 0 32px rgba(135, 168, 120, 0.5);
    --space-section: 4.5rem;
    --space-card: 1.75rem;
    --space-gap: 1.75rem;
    --transition: 0.4s cubic-bezier(0.25, 0.46, 0.45, 0.94);
    --heading-weight: 700;
    --body-line-height: 1.7;
}

/* 基础覆盖 */
body { background-color: var(--color-surface); 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"] { border-radius: var(--radius-lg); box-shadow: var(--shadow-md); padding: var(--space-card); transition: var(--transition); animation: glowPulse 4s ease-in-out infinite alternate; }
.card:hover, [class*="card"]:hover { box-shadow: 0 0 32px rgba(var(--rgb-primary), 0.6); }
.btn, button[class*="btn"], a[class*="btn"] { border-radius: var(--radius-md); transition: var(--transition); background-color: var(--color-primary); color: white; box-shadow: 0 0 16px rgba(var(--rgb-primary), 0.3); }
.btn:hover, button[class*="btn"]:hover, a[class*="btn"]:hover { box-shadow: 0 0 28px rgba(var(--rgb-primary), 0.5); }
a:not([class]) { color: var(--color-primary); transition: var(--transition); }
a:not([class]):hover { color: var(--color-primary-dark); text-shadow: 0 0 8px rgba(var(--rgb-primary), 0.3); }

/* ========== 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-color: white; }

/* features: horizontal */
/* 水平滚动 */
                .feature-list { display: flex; gap: var(--space-gap); overflow-x: auto; scroll-snap-type: x mandatory; }
                .feature-list > * { flex: 0 0 300px; scroll-snap-align: start; }

/* 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; text-shadow: 0 0 12px rgba(var(--rgb-primary), 0.2); }

/* testimonials: carousel */
/* 单条轮播 */
                .testimonial-list { display: flex; overflow: hidden; } 
                .testimonial-list > * { flex: 0 0 100%; }

/* 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: 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: card-style */
.cta-inner { background: linear-gradient(180deg, #f7f5ed 0%, #faf8f3 100%); border-radius: var(--radius-xl); padding: 3rem; text-align: center; box-shadow: var(--shadow-lg); }

/* Page Layout: full-width */
/* 无侧边栏, 全宽 */
            .page-main { max-width: 750px; margin: 0 auto; }

/* 条件性装饰 */
.card { border: 1px solid rgba(var(--rgb-primary), .12); background-color: white; }
header, .header, .navbar { box-shadow: 0 0 16px rgba(var(--rgb-primary), .2); background-color: rgba(255,255,255,0.85); backdrop-filter: blur(8px); }

@keyframes glowPulse {
    0% { box-shadow: 0 0 18px rgba(var(--rgb-primary), 0.3); }
    100% { box-shadow: 0 0 26px rgba(var(--rgb-primary), 0.45); }
}

/* 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: 1.1rem; --space-gap: 0.9rem; }
    .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; }
}