/* CSSVariantEngine v3.0 — yijingjipingtai.sx.cn */
/* Palette: balanced teal-cyan | Radius: medium | Shadow: glow-accent */
/* Spacing: uniform 24px | Transition: soft ease */
/* Section layouts: {"news":"masonry-2","features":"grid-3","hero":"minimal","testimonials":"carousel","partners":"grid-6","faq":"with-sidebar","stats":"grid-4","cta":"full-bg"} */

:root {
    --color-primary: #0ea5e9;
    --color-primary-dark: #0284c7;
    --color-accent: #10b981;
    --color-surface: #f0fdfa;
    --color-text: #0f172a;
    --rgb-primary: 14, 165, 233;
    --rgb-accent: 16, 185, 129;
    --radius-sm: 6px;
    --radius-md: 10px;
    --radius-lg: 14px;
    --radius-xl: 16px;
    --shadow-sm: 0 2px 8px rgba(15, 23, 42, 0.08);
    --shadow-md: 0 0 24px rgba(var(--rgb-accent), 0.4);
    --shadow-lg: 0 0 32px rgba(var(--rgb-accent), 0.5), 0 4px 12px rgba(15, 23, 42, 0.1);
    --space-section: 2rem;
    --space-card: 1rem;
    --space-gap: 1.5rem;
    --transition: 0.4s ease-in-out;
    --heading-weight: 800;
    --body-line-height: 1.65;
}

@keyframes subtleGlowPulse {
    0% { box-shadow: 0 0 20px rgba(var(--rgb-accent), 0.3); }
    100% { box-shadow: 0 0 28px rgba(var(--rgb-accent), 0.5); }
}

/* 基础覆盖 */
body { color: var(--color-text); line-height: var(--body-line-height); background-color: #f8fafc; }
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: subtleGlowPulse 5s ease-in-out infinite alternate; background-color: white; border: 1px solid rgba(var(--rgb-accent), 0.1); }
.card:hover, [class*="card"]:hover { box-shadow: 0 0 32px rgba(var(--rgb-accent), 0.6), 0 6px 16px rgba(15, 23, 42, 0.12); transform: translateY(-2px); }
.btn, button[class*="btn"], a[class*="btn"] { border-radius: var(--radius-md); transition: var(--transition); background: var(--color-primary); color: white; box-shadow: 0 0 16px rgba(var(--rgb-primary), 0.3); border: none; }
.btn:hover, button[class*="btn"]:hover, a[class*="btn"]:hover { background: var(--color-accent); box-shadow: 0 0 28px rgba(var(--rgb-accent), 0.5); }
a:not([class]) { color: var(--color-primary); transition: var(--transition); }
a:not([class]):hover { color: var(--color-accent); text-shadow: 0 0 8px rgba(var(--rgb-accent), 0.4); }

/* ========== 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); align-items: baseline; }

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

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

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

/* faq: with-sidebar */
/* FAQ 左 + 联系信息右 */
                .faq-wrapper { display: grid; grid-template-columns: 2fr 1fr; gap: 2rem; }

/* stats: grid-4 */
.stats-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: var(--space-gap); text-align: center; align-items: baseline; }

/* cta: full-bg */
.cta-section { background: linear-gradient(135deg, var(--color-primary), var(--color-accent)); color: #fff; padding: 4rem 2rem; box-shadow: 0 0 40px rgba(var(--rgb-primary), 0.3), 0 0 40px rgba(var(--rgb-accent), 0.3); }

/* Page Layout: narrow-centered */
/* 窄版居中 */
            .page-main { max-width: 860px; margin: 0 auto; }

/* 条件性装饰 */
.hero, [class*="hero"], section:first-of-type { background: linear-gradient(135deg, #0ea5e9, #0d9488); box-shadow: 0 0 60px rgba(var(--rgb-primary), 0.25), 0 0 60px rgba(var(--rgb-accent), 0.25); }
header, .header, .navbar { background: rgba(255,255,255,0.85); backdrop-filter: blur(12px); border-bottom: 1px solid rgba(var(--rgb-accent), 0.1); }

/* 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: 1rem; --space-gap: 1.5rem; }
    .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; }
}