/* CSSVariantEngine v3.0 — kfjgjcc.com */
/* Palette: warm minimal | Radius: sharp | Shadow: hard offset */
/* Spacing: large vertical | Transition: snappy */
/* Section layouts: {"news":"featured-top","features":"grid-3","hero":"centered","testimonials":"stacked","partners":"scroll","faq":"two-column","stats":"grid-3","cta":"split"} */

:root {
    --color-primary: #c47b5a;
    --color-primary-dark: #a65f3f;
    --color-accent: #e2b89f;
    --color-surface: #faf8f3;
    --color-text: #2d2d2d;
    --rgb-primary: 196, 123, 90;
    --rgb-accent: 226, 184, 159;
    --radius-sm: 0px;
    --radius-md: 2px;
    --radius-lg: 3px;
    --radius-xl: 4px;
    --shadow-sm: 2px 2px 0px rgba(45, 45, 45, 0.18);
    --shadow-md: 4px 4px 0px rgba(166, 95, 63, 0.35);
    --shadow-lg: 6px 6px 0px rgba(196, 123, 90, 0.45);
    --space-section: 4rem;
    --space-card: 1rem;
    --space-gap: 0.75rem;
    --transition: 0.15s ease-out;
    --heading-weight: 700;
    --body-line-height: 1.65;
    --accent-color: #c47b5a;
    --caret-color: #c47b5a;
}

/* 基础覆盖 */
body { 
    background-color: #faf8f3;
    color: var(--color-text); 
    line-height: var(--body-line-height); 
}
h1, h2, h3, h4 { font-weight: var(--heading-weight); text-shadow: 1px 1px 0px rgba(196, 123, 90, 0.1); }
section, .section { 
    padding-top: var(--space-section); 
    padding-bottom: var(--space-section); 
    border-bottom: 2px solid rgba(196, 123, 90, 0.15);
}
.card, [class*="card"] { 
    border-radius: var(--radius-lg); 
    box-shadow: var(--shadow-md); 
    padding: var(--space-card); 
    transition: var(--transition); 
    border: 3px solid var(--color-primary);
    background-color: #ffffff;
}
.card:hover, [class*="card"]:hover {
    transform: translate(-2px, -2px);
    box-shadow: var(--shadow-lg);
}
.btn, button[class*="btn"], a[class*="btn"] { 
    border-radius: var(--radius-md); 
    transition: var(--transition); 
    border: 3px solid var(--color-primary);
    background-color: var(--color-primary);
    color: #ffffff;
    box-shadow: 3px 3px 0px var(--color-primary-dark);
}
.btn:hover, button[class*="btn"]:hover, a[class*="btn"]:hover {
    transform: translate(-2px, -2px);
    box-shadow: 5px 5px 0px var(--color-primary-dark);
}
a:not([class]) { 
    color: var(--color-primary); 
    transition: var(--transition); 
    text-decoration-thickness: 2px;
    text-underline-offset: 3px;
}
a:not([class]):hover {
    color: var(--color-primary-dark);
}

/* ========== 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; }

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

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

/* testimonials: stacked */
/* 垂直堆叠 */
                .testimonial-list { display: flex; flex-direction: column; gap: var(--space-gap); max-width: 720px; margin: 0 auto; }

/* partners: scroll */
/* 自动滚动 */
                .partner-grid { display: flex; gap: 2rem; overflow: hidden; animation: partnerScroll 18s 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-3 */
.stats-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: var(--space-gap); text-align: center; }

/* cta: split */
.cta-inner { display: grid; grid-template-columns: 1fr auto; align-items: center; gap: 2rem; background-color: rgba(196, 123, 90, 0.08); border: 3px solid var(--color-primary); padding: 2rem; border-radius: var(--radius-xl); box-shadow: var(--shadow-lg); }

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

/* 条件性装饰 */
header, .header, .navbar { 
    background: rgba(250, 248, 243, 0.92); 
    backdrop-filter: blur(6px);
    border-bottom: 2px solid rgba(196, 123, 90, 0.2);
}

/* 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: 3.5rem; --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; }
}