/* CSSVariantEngine v3.0 — jiuwandianjing.org.cn */
/* Palette: warm minimal | Radius: soft rounded | Shadow: warm gradient tinted */
/* Spacing: generous vertical | Transition: smooth long curve */
/* Section layouts: {"news":"grid-3","features":"centered","hero":"centered","testimonials":"masonry","partners":"scroll","faq":"two-column","stats":"grid-4","cta":"card-style"} */

:root {
    --color-primary: #c47b5a;
    --color-primary-dark: #a86243;
    --color-accent: #d89472;
    --color-surface: linear-gradient(135deg, #faf8f3 0%, #f5f0e7 100%);
    --color-text: #2d2d2d;
    --rgb-primary: 196,123,90;
    --rgb-accent: 216,148,114;
    --radius-sm: 6px;
    --radius-md: 12px;
    --radius-lg: 18px;
    --radius-xl: 24px;
    --shadow-sm: 0 3px 10px rgba(var(--rgb-primary),.08), 0 1px 3px rgba(45,45,45,.04);
    --shadow-md: 0 6px 22px rgba(var(--rgb-primary),.12), 0 2px 8px rgba(45,45,45,.06);
    --shadow-lg: 0 12px 40px rgba(var(--rgb-primary),.15), 0 4px 16px rgba(45,45,45,.07);
    --space-section: 4.5rem;
    --space-card: 2rem;
    --space-gap: 1.5rem;
    --transition: 0.5s cubic-bezier(0.4, 0, 0.2, 1);
    --heading-weight: 800;
    --body-line-height: 1.65;
}

/* 基础覆盖 */
body { 
    color: var(--color-text); 
    line-height: var(--body-line-height);
    background: linear-gradient(180deg, #faf8f3 0%, #f7f3eb 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%, #faf8f3 100%);
    border: 1px solid transparent;
    border-image: linear-gradient(135deg, #c47b5a 0%, #e6b096 50%, #c47b5a 100%) 1 stretch;
}
.btn, button[class*="btn"], a[class*="btn"] { 
    border-radius: var(--radius-md); 
    transition: var(--transition);
    background: linear-gradient(135deg, #c47b5a 0%, #d48a6b 100%);
    color: #ffffff;
    box-shadow: 0 4px 14px rgba(var(--rgb-primary), 0.3);
}
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: centered */
/* 居中大卡片 */
                .feature-list { display: flex; flex-direction: column; align-items: center; gap: calc(var(--space-gap) * 2); max-width: 720px; margin: 0 auto; }

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

/* testimonials: masonry */
.testimonial-list { column-count: 2; column-gap: var(--space-gap); }
                .testimonial-list > * { break-inside: avoid; margin-bottom: var(--space-gap); }

/* partners: scroll */
/* 自动滚动 */
                .partner-grid { display: flex; gap: 2rem; overflow: hidden; animation: partnerScroll 28s 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); }

/* 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: linear-gradient(135deg, #f5ede4 0%, #faf0e6 100%); 
    border-radius: var(--radius-xl); 
    padding: 3rem; 
    text-align: center;
    border: 2px solid transparent;
    border-image: linear-gradient(90deg, #c47b5a 0%, #e6d0c2 100%) 1 stretch;
}

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

/* 条件性装饰 */
a:not([class]):hover { color: var(--color-accent); text-shadow: 0 0 2px rgba(var(--rgb-primary), 0.15); }
header, .header, .navbar { 
    box-shadow: 0 4px 16px rgba(var(--rgb-primary),.07), 0 2px 6px rgba(45,45,45,.03); 
    background: linear-gradient(180deg, #ffffff 0%, #faf8f3 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; }
}