/* CSSVariantEngine v3.0 — go-daletou.cn */
/* Palette: warm amber | Radius: soft rounded | Shadow: multi-layer depth */
/* Spacing: generous strip | Transition: smooth long */
/* Section layouts: {"news":"grid-4","features":"horizontal","hero":"overlay","testimonials":"grid-3","partners":"scroll","faq":"single-column","stats":"grid-4","cta":"split"} */

:root {
    --color-primary: #d97706;
    --color-primary-dark: #92400e;
    --color-accent: #fbbf24;
    --color-surface: #fffbeb;
    --color-text: #431407;
    --rgb-primary: 217, 119, 6;
    --rgb-accent: 251, 191, 36;
    --radius-sm: 6px;
    --radius-md: 12px;
    --radius-lg: 18px;
    --radius-xl: 24px;
    --shadow-sm: 0 2px 4px rgba(146, 64, 14, 0.08), 0 1px 2px rgba(146, 64, 14, 0.04);
    --shadow-md: 0 8px 16px rgba(146, 64, 14, 0.12), 0 4px 8px rgba(146, 64, 14, 0.06);
    --shadow-lg: 0 16px 32px rgba(146, 64, 14, 0.15), 0 8px 16px rgba(146, 64, 14, 0.08);
    --space-section: 4.5rem;
    --space-card: 1.5rem;
    --space-gap: 1.25rem;
    --transition: 0.5s cubic-bezier(0.2, 0.8, 0.2, 1);
    --heading-weight: 700;
    --body-line-height: 1.75;
}

/* 基础覆盖 */
body { color: var(--color-text); line-height: var(--body-line-height); background: linear-gradient(180deg, #ffffff 0%, #fffbeb 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(135deg, #ffffff 0%, #fffef5 100%); }
.btn, button[class*="btn"], a[class*="btn"] { border-radius: var(--radius-md); transition: var(--transition); background: linear-gradient(90deg, var(--color-primary) 0%, var(--color-accent) 100%); color: white; border: none; }
a:not([class]) { color: var(--color-primary); transition: var(--transition); }

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

/* news: grid-4 */
/* 四列紧凑网格 */
                .news-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: calc(var(--space-gap) * 0.8); }

/* 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: overlay */
/* 全屏背景+文字覆盖 */
                .hero { position: relative; min-height: 70vh; display: flex; align-items: center; }
                .hero-content { position: relative; z-index: 1; }

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

/* partners: scroll */
/* 自动滚动 */
                .partner-grid { display: flex; gap: 2rem; overflow: hidden; animation: partnerScroll 25s linear infinite; }
                @keyframes partnerScroll { 0% { transform: translateX(0); } 100% { transform: translateX(-50%); } }

/* faq: single-column */
.faq-list { max-width: 800px; margin: 0 auto; }

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

/* cta: split */
.cta-inner { display: grid; grid-template-columns: 1fr auto; align-items: center; gap: 2rem; }

/* Page Layout: full-width */
/* 无侧边栏, 全宽 */
            .page-main { max-width: 1200px; margin: 0 auto; }

/* 条件性装饰 */
.card:hover, [class*="card"]:hover { transform: translateY(-6px); box-shadow: var(--shadow-lg); }
.hero, [class*="hero"], section:first-of-type { background: linear-gradient(135deg, #92400e 0%, #78350f 45%, #451a03 100%); }
.card { border-left: 4px solid; border-image: linear-gradient(to bottom, var(--color-accent), var(--color-primary), var(--color-primary-dark)) 1; }
header, .header, .navbar { background: linear-gradient(180deg, rgba(255,251,235,0.92) 0%, rgba(255,251,235,0.7) 100%); backdrop-filter: blur(12px); }
section:nth-of-type(odd):not(.hero) { background: linear-gradient(180deg, #ffffff 0%, #fffbeb 100%); }
section:nth-of-type(even):not(.hero) { background: linear-gradient(180deg, #fffbeb 0%, #fef3c7 100%); }

/* 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; }
}