/* CSSVariantEngine v3.0 — zh-wendingyule.org.cn */
/* Palette: editorial-magazine | Radius: soft-rounded | Shadow: soft-layered */
/* Spacing: generous | Transition: smooth */
/* Section layouts: {"news":"featured-left","features":"horizontal","hero":"centered","testimonials":"carousel","partners":"scroll","faq":"with-sidebar","stats":"grid-4","cta":"card-style"} */

:root {
    --color-primary: #c44536;
    --color-primary-dark: #a33629;
    --color-accent: #d46355;
    --color-surface: #f5f1e8;
    --color-text: #1a1a1a;
    --rgb-primary: 196, 69, 54;
    --rgb-accent: 212, 99, 85;
    --radius-sm: 8px;
    --radius-md: 16px;
    --radius-lg: 20px;
    --radius-xl: 28px;
    --shadow-sm: 0 2px 6px rgba(0,0,0,0.04);
    --shadow-md: 0 4px 8px rgba(0,0,0,0.05), 0 12px 24px -6px rgba(0,0,0,0.09);
    --shadow-lg: 0 4px 8px rgba(0,0,0,0.05), 0 20px 40px -10px rgba(0,0,0,0.12);
    --space-section: 4.5rem;
    --space-card: 1.5rem;
    --space-gap: 1.5rem;
    --transition: 0.4s ease;
    --heading-weight: 700;
    --body-line-height: 1.65;
}

/* 基础覆盖 */
body { 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); background: #ffffff; }
.btn, button[class*="btn"], a[class*="btn"] { border-radius: var(--radius-md); transition: var(--transition); background: var(--color-primary); color: white; }
a:not([class]) { color: var(--color-primary); transition: var(--transition); }

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

/* news: featured-left */
/* 左大右小 (1大+2小) */
.news-grid { display: grid; grid-template-columns: 2fr 1fr; grid-template-rows: auto auto; gap: var(--space-gap); }
.news-grid > *:first-child { grid-row: span 2; }

/* 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: centered */
.hero-content { text-align: center; max-width: 800px; margin: 0 auto; }

/* 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: 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: card-style */
.cta-inner { background: var(--color-surface); border-radius: var(--radius-xl); padding: 3rem; text-align: center; }

/* Page Layout: narrow-centered */
/* 宽版居中 */
.page-main { max-width: 1320px; margin: 0 auto; padding: 0 50px; }

/* 条件性装饰 */
.card:hover, [class*="card"]:hover { transform: translateY(-5px); box-shadow: var(--shadow-lg); }
.hero, [class*="hero"], section:first-of-type { background: linear-gradient(135deg, #c44536, #8f2f24); color: white; }
header, .header, .navbar { background: transparent; }

/* 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: 2.5rem; --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; }
}