/* CSSVariantEngine v3.0 — sc-c7yule.com.cn */
/* Palette: emerald | Radius: large rounded | Shadow: soft multi-layer */
/* Spacing: symmetric 24px | Transition: fluid 0.4s ease */
/* Section layouts: {"news":"list-view","features":"grid-3","hero":"left-aligned","testimonials":"stacked","partners":"grid-6","faq":"single-column","stats":"big-number","cta":"split"} */

:root {
    --color-primary: #10b981;
    --color-primary-dark: #059669;
    --color-accent: #6ee7b7;
    --color-surface: #f0fdf4;
    --color-text: #064e3b;
    --rgb-primary: 16, 185, 129;
    --rgb-accent: 110, 231, 183;
    --radius-sm: 8px;
    --radius-md: 16px;
    --radius-lg: 20px;
    --radius-xl: 28px;
    --shadow-sm: 0 2px 6px rgba(16, 185, 129, 0.04), 0 1px 3px rgba(0,0,0,0.03);
    --shadow-md: 0 4px 8px rgba(0,0,0,0.05), 0 20px 40px -10px rgba(0,0,0,0.12);
    --shadow-lg: 0 8px 16px rgba(0,0,0,0.06), 0 24px 48px -12px rgba(0,0,0,0.14);
    --space-section: 3rem;
    --space-card: 1.25rem;
    --space-gap: 1.5rem;
    --transition: 0.4s ease;
    --heading-weight: 800;
    --body-line-height: 1.6;
}

/* 基础覆盖 */
body { color: var(--color-text); line-height: var(--body-line-height); background-color: #fafafa; }
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); background-color: white; border: 1px solid rgba(16, 185, 129, 0.08); }
.card:hover { transform: translateY(-3px); box-shadow: var(--shadow-lg); }
.btn, button[class*="btn"], a[class*="btn"] { border-radius: var(--radius-md); transition: var(--transition); background-color: var(--color-primary); color: white; }
.btn:hover, button[class*="btn"]:hover, a[class*="btn"]:hover { background-color: var(--color-primary-dark); box-shadow: 0 4px 12px rgba(var(--rgb-primary), 0.3); }
a:not([class]) { color: var(--color-primary); transition: var(--transition); }
a:not([class]):hover { color: var(--color-primary-dark); }

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

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

/* hero: left-aligned */
.hero-content { text-align: left; max-width: 600px; }

/* testimonials: stacked */
/* 垂直堆叠 */
                .testimonial-list { display: flex; flex-direction: column; gap: var(--space-gap); max-width: 720px; margin: 0 auto; }

/* partners: grid-6 */
.partner-grid { display: grid; grid-template-columns: repeat(6, 1fr); gap: var(--space-gap); align-items: center; }

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

/* stats: big-number */
/* 大数字居中 */
                .stats-grid { display: flex; flex-wrap: wrap; justify-content: center; gap: 2rem; }
                .stats-grid .stat-value { font-size: 3rem; color: var(--color-primary); }

/* cta: split */
.cta-inner { display: grid; grid-template-columns: 1fr auto; align-items: center; gap: 2rem; background-color: var(--color-surface); border-radius: var(--radius-xl); padding: 2.5rem; }

/* Page Layout: full-width */
/* 无侧边栏, 全宽 */
            .page-main { max-width: 1200px; margin: 0 auto; }

/* 条件性装饰 */
.hero, [class*="hero"], section:first-of-type { background: linear-gradient(135deg, #10b981 0%, #059669 50%, #047857 100%); color: white; }
header, .header, .navbar { background-color: white; box-shadow: 0 4px 12px rgba(16, 185, 129, 0.07), 0 2px 6px rgba(0,0,0,0.04); }

/* 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: 1rem; }
    .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; }
}