/* CSSVariantEngine v3.0 — zh-hupu.net.cn */
/* Palette: vibrant rose-orange | Radius: soft rounded | Shadow: multi-layer elevation */
/* Spacing: mosaic balanced | Transition: smooth long curve */
/* Section layouts: {"news":"featured-top","features":"horizontal","hero":"centered","testimonials":"grid-3","partners":"scroll","faq":"two-column","stats":"inline","cta":"full-bg"} */

:root {
    --color-primary: #e11d48;
    --color-primary-dark: #9f1239;
    --color-accent: #f97316;
    --color-surface: #fff7ed;
    --color-text: #431407;
    --rgb-primary: 225,29,72;
    --rgb-accent: 249,115,22;
    --radius-sm: 6px;
    --radius-md: 12px;
    --radius-lg: 20px;
    --radius-xl: 28px;
    --shadow-sm: 0 2px 10px rgba(225, 29, 72, 0.12), 0 1px 3px rgba(249, 115, 22, 0.08);
    --shadow-md: 0 8px 24px rgba(225, 29, 72, 0.18), 0 3px 12px rgba(249, 115, 22, 0.1);
    --shadow-lg: 0 16px 48px rgba(225, 29, 72, 0.25), 0 6px 20px rgba(249, 115, 22, 0.15);
    --space-section: 3rem;
    --space-card: 1.25rem;
    --space-gap: 1.75rem;
    --transition: 0.55s cubic-bezier(0.25, 0.1, 0.25, 1);
    --heading-weight: 800;
    --body-line-height: 1.75;
}

/* 基础覆盖 */
body { color: var(--color-text); line-height: var(--body-line-height); background: radial-gradient(circle at top left, #fff7ed 0%, #ffedd5 100%); }
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: linear-gradient(145deg, #ffffff 0%, #fffaf7 100%); }
.btn, button[class*="btn"], a[class*="btn"] { border-radius: var(--radius-md); transition: var(--transition); background: linear-gradient(135deg, #e11d48 0%, #f97316 100%); color: white; border: none; }
a:not([class]) { color: var(--color-primary); transition: var(--transition); text-underline-offset: 3px; }

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

/* news: featured-top */
/* 首篇横跨全宽 */
                .news-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: var(--space-gap); }
                .news-grid > *:first-child { grid-column: span 3; background: linear-gradient(120deg, #fef3c7 0%, #fbcfe8 100%); }

/* features: horizontal */
/* 水平滚动 */
                .feature-list { display: flex; gap: var(--space-gap); overflow-x: auto; scroll-snap-type: x mandatory; scrollbar-width: thin; scrollbar-color: #f97316 #fff7ed; }
                .feature-list > * { flex: 0 0 300px; scroll-snap-align: start; background: linear-gradient(150deg, #dbeafe 0%, #e0e7ff 100%); }

/* 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); }
.testimonial-list .card:nth-child(1) { background: linear-gradient(130deg, #fef9c3 0%, #fde68a 100%); }
.testimonial-list .card:nth-child(2) { background: linear-gradient(130deg, #d1fae5 0%, #a7f3d0 100%); }
.testimonial-list .card:nth-child(3) { background: linear-gradient(130deg, #fce7f3 0%, #fbcfe8 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: two-column */
.faq-list { display: grid; grid-template-columns: 1fr 1fr; gap: var(--space-gap); }
.faq-list .card { background: linear-gradient(160deg, #f0f9ff 0%, #e0f2fe 100%); }

/* stats: inline */
/* 水平排列 */
                .stats-grid { display: flex; justify-content: center; gap: 3rem; }

/* cta: full-bg */
.cta-section { background: linear-gradient(90deg, #8b5cf6 0%, #ec4899 50%, #f97316 100%); color: #fff; padding: 4rem 2rem; }

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

/* 条件性装饰 */
.card:hover, [class*="card"]:hover { transform: translateY(-8px); box-shadow: var(--shadow-lg); }
.hero, [class*="hero"], section:first-of-type { background: linear-gradient(135deg, #e11d48 0%, #f97316 40%, #facc15 100%); }
.card { border: 1px solid transparent; border-image: linear-gradient(135deg, #e11d48, #f97316, #facc15) 1 stretch; }
header, .header, .navbar { box-shadow: 0 4px 16px rgba(67, 20, 7, 0.08), 0 2px 6px rgba(225, 29, 72, 0.06); background: rgba(255, 255, 255, 0.85); backdrop-filter: blur(12px); }

/* 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; }
}