/* CSSVariantEngine v3.0 — mobile-chcn-kaiyun.com.cn */
/* Palette: rose-ember | Radius: soft | Shadow: layered */
/* Spacing: comfortable | Transition: smooth */
/* Section layouts: {"news":"masonry-2","features":"grid-2","hero":"centered","testimonials":"grid-3","partners":"centered","faq":"single-column","stats":"big-number","cta":"card-style"} */

:root {
    --color-primary: #be123c;
    --color-primary-dark: #881337;
    --color-accent: #fb923c;
    --color-surface: #ffffff;
    --color-text: #1f2937;
    --rgb-primary: 190,18,60;
    --rgb-accent: 251,146,60;
    --radius-sm: 8px;
    --radius-md: 14px;
    --radius-lg: 20px;
    --radius-xl: 28px;
    --shadow-sm: 0 1px 2px rgba(15,23,42,0.04), 0 2px 4px rgba(15,23,42,0.03);
    --shadow-md: 0 1px 2px rgba(15,23,42,0.04), 0 4px 8px rgba(15,23,42,0.04), 0 12px 24px -8px rgba(136,19,55,0.10);
    --shadow-lg: 0 4px 6px -2px rgba(15,23,42,0.05), 0 12px 16px -4px rgba(15,23,42,0.06), 0 24px 48px -12px rgba(136,19,55,0.16);
    --space-section: 4rem;
    --space-card: 1.5rem;
    --space-gap: 1.25rem;
    --transition: 0.5s cubic-bezier(0.22, 1, 0.36, 1);
    --heading-weight: 600;
    --body-line-height: 1.6;
}

/* 基础覆盖 */
body { background: linear-gradient(180deg, var(--color-surface) 0%, #f5f5f4 100%); caret-color: var(--color-primary); accent-color: var(--color-primary); 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(180deg, rgba(251,146,60,0.9) 0%, rgba(251,146,60,0.9) 4px, var(--color-surface) 4px, var(--color-surface) 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, var(--color-primary) 0%, var(--color-primary-dark) 55%, #9f1239 100%); border-radius: var(--radius-md); box-shadow: 0 4px 12px rgba(190,18,60,0.22), 0 1px 2px rgba(15,23,42,0.08); color: #ffffff; transition: var(--transition); }
a:not([class]) { color: var(--color-primary); text-decoration-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-2 */
.feature-list { display: grid; grid-template-columns: repeat(2, 1fr); gap: calc(var(--space-gap) * 1.5); }

/* 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: centered */
.partner-grid { display: flex; flex-wrap: wrap; justify-content: center; gap: 2rem; }

/* 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 { background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-accent) 100%); -webkit-background-clip: text; background-clip: text; color: transparent; font-size: 3rem; }

/* cta: card-style */
.cta-inner { background: linear-gradient(135deg, var(--color-surface) 0%, #fff7ed 100%), radial-gradient(circle at 20% 0%, rgba(251,146,60,0.10), transparent 55%); border-radius: var(--radius-xl); box-shadow: var(--shadow-lg); padding: 3rem; text-align: center; }

/* 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: radial-gradient(1000px 480px at 85% -10%, rgba(251,146,60,0.32), transparent 60%), linear-gradient(135deg, #be123c 0%, #881337 45%, #4c0519 100%); }
header, .header, .navbar { background: rgba(255,255,255,0.85); -webkit-backdrop-filter: blur(12px); backdrop-filter: blur(12px); box-shadow: 0 1px 2px rgba(15,23,42,0.04), 0 8px 24px -8px rgba(136,19,55,0.12); }

/* 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: 0.75rem; }
    .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; }
}