/* CSSVariantEngine v3.0 — go-lanjingtiyu.com.cn */
/* Palette: warm minimal | Radius: soft rounded | Shadow: dual-tone warm | Spacing: generous vertical | Transition: long smooth */
/* Section layouts: {"news":"grid-4","features":"grid-2","hero":"minimal","testimonials":"carousel","partners":"centered","faq":"single-column","stats":"inline","cta":"card-style"} */

:root {
    --color-primary: #6a8c5c;
    --color-primary-dark: #3d4f34;
    --color-accent: #87a878;
    --color-surface: linear-gradient(135deg, #faf8f3 0%, #f5f0e6 100%);
    --color-text: #2d2d2d;
    --rgb-primary: 106, 140, 92;
    --rgb-accent: 135, 168, 120;
    --radius-sm: 12px;
    --radius-md: 22px;
    --radius-lg: 32px;
    --radius-xl: 44px;
    --shadow-sm: 0 3px 10px rgba(var(--rgb-primary), 0.12), 0 1px 3px rgba(196, 123, 90, 0.06);
    --shadow-md: 0 6px 20px rgba(var(--rgb-primary), 0.10), 0 2px 6px rgba(196, 123, 90, 0.08);
    --shadow-lg: 0 12px 40px rgba(var(--rgb-primary), 0.09), 0 4px 12px rgba(196, 123, 90, 0.07);
    --space-section: 4rem;
    --space-card: 1.5rem;
    --space-gap: 1.25rem;
    --transition: 0.55s cubic-bezier(0.22, 0.05, 0.25, 1);
    --heading-weight: 700;
    --body-line-height: 1.7;
}

/* 基础覆盖 */
body { 
    color: var(--color-text); 
    line-height: var(--body-line-height);
    background: linear-gradient(180deg, #faf8f3 0%, #f7f3eb 100%);
    caret-color: #c47b5a;
}
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(120deg, #ffffff 0%, #f8f5ee 100%);
}
.btn, button[class*="btn"], a[class*="btn"] { 
    border-radius: var(--radius-md); 
    transition: var(--transition);
    background: linear-gradient(135deg, #87a878 0%, #6a8c5c 100%);
    color: #ffffff;
}
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: grid-2 */
.feature-list { display: grid; grid-template-columns: repeat(2, 1fr); gap: calc(var(--space-gap) * 1.5); }

/* hero: minimal */
.hero { 
    padding: 2rem 0; 
    background: radial-gradient(ellipse at top center, #f5f0e6 0%, transparent 70%);
}
.hero-content { max-width: 560px; }

/* testimonials: carousel */
/* 单条轮播 */
.testimonial-list { display: flex; overflow: hidden; } 
.testimonial-list > * { flex: 0 0 100%; }

/* partners: centered */
.partner-grid { display: flex; flex-wrap: wrap; justify-content: center; gap: 2rem; }

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

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

/* cta: card-style */
.cta-inner { 
    background: linear-gradient(145deg, #f5f0e6 0%, #e9e2d3 50%, #faf8f3 100%); 
    border-radius: var(--radius-xl); 
    padding: 3rem; 
    text-align: center;
    border: 2px solid;
    border-image: linear-gradient(90deg, #87a878, #c47b5a, #87a878) 1;
}

/* 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);
}
a:not([class]):hover { color: #c47b5a; }
.card { 
    border-left: 3px solid;
    border-image: linear-gradient(180deg, #87a878, #c47b5a) 1;
}
header, .header, .navbar { 
    box-shadow: 0 4px 12px rgba(var(--rgb-primary), 0.08), 0 1px 4px rgba(196, 123, 90, 0.05);
    background: rgba(250, 248, 243, 0.92);
    backdrop-filter: blur(10px);
}

/* 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: 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; }
}