/* CSSVariantEngine v3.0 — sc-kaiyuanqipai.com.cn */
/* Palette: spotlight-gold | Radius: airy-rounded | Shadow: soft-pillowy */
/* Spacing: generous | Transition: smooth-airy */
/* Section layouts: {"news":"grid-3","features":"grid-3","hero":"split","testimonials":"carousel","partners":"grid-4","faq":"with-sidebar","stats":"grid-4","cta":"centered"} */

:root {
    --color-primary: #d4af37;
    --color-primary-dark: #b7890a;
    --color-accent: #ffed4e;
    --color-surface: #ffffff;
    --color-text: #121220;
    --rgb-primary: 212, 175, 55;
    --rgb-accent: 255, 237, 78;
    --radius-sm: 12px;
    --radius-md: 18px;
    --radius-lg: 22px;
    --radius-xl: 28px;
    --shadow-sm: 0 3px 10px rgba(var(--rgb-primary), 0.15);
    --shadow-md: 0 10px 30px rgba(15, 15, 26, 0.08);
    --shadow-lg: 0 18px 55px rgba(15, 15, 26, 0.12), 0 6px 18px rgba(var(--rgb-primary), 0.07);
    --space-section: 5.5rem;
    --space-card: 2.75rem;
    --space-gap: 2.5rem;
    --transition: 0.4s cubic-bezier(0.25, 0.46, 0.45, 0.94);
    --heading-weight: 700;
    --body-line-height: 1.65;
}

/* 基础覆盖 */
body { background-color: #0f0f1a; 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: var(--color-surface); border-radius: var(--radius-lg); box-shadow: var(--shadow-md); padding: var(--space-card); transition: var(--transition); }
.btn, button[class*="btn"], a[class*="btn"] { border-radius: var(--radius-md); transition: var(--transition); background-color: var(--color-primary); color: #0f0f1a; }
a:not([class]) { color: var(--color-primary); transition: var(--transition); }

/* ========== Section Layout Variants ========== */

/* news: grid-3 */
/* 三列等宽网格 */
.news-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: var(--space-gap); }

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

/* hero: split */
/* 左文右图 */
.hero-inner { display: grid; grid-template-columns: 1fr 1fr; gap: 2rem; align-items: center; }

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

/* partners: grid-4 */
.partner-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: calc(var(--space-gap) * 1.5); 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; }

/* cta: centered */
.cta-inner { text-align: center; max-width: 860px; margin: 0 auto; background: var(--color-surface); border-radius: var(--radius-xl); box-shadow: var(--shadow-lg); padding: 3rem; }

/* Page Layout: full-width */
/* 无侧边栏, 全宽 */
.page-main { max-width: 1200px; margin: 0 auto; background: var(--color-surface); border-radius: var(--radius-xl); overflow: hidden; box-shadow: 0 0 80px rgba(0,0,0,0.3); }

/* 条件性装饰 */
.hero, [class*="hero"], section:first-of-type { background: linear-gradient(135deg, #0f0f1a 0%, #252542 100%); color: #fff; }
header, .header, .navbar { background: rgba(15,15,26,0.85); backdrop-filter: blur(12px); border-bottom: 1px solid rgba(var(--rgb-primary), 0.15); }

/* 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: 2.2rem; --space-card: 1.2rem; --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; }
}