/* CSSVariantEngine v3.0 — sh-pastream.com */
/* Palette: warm-sage | Radius: soft-rounded | Shadow: dual-tint */
/* Spacing: open | Transition: smooth-long */
/* Section layouts: {"news":"grid-4","features":"grid-3","hero":"overlay","testimonials":"carousel","partners":"grid-6","faq":"with-sidebar","stats":"inline","cta":"full-bg"} */

:root {
    --color-primary: #87a878;
    --color-primary-dark: #6b8c5f;
    --color-accent: #c47b5a;
    --color-surface: #faf8f3;
    --color-text: #2d2d2d;
    --rgb-primary: 135, 168, 120;
    --rgb-accent: 196, 123, 90;
    --radius-sm: 8px;
    --radius-md: 16px;
    --radius-lg: 22px;
    --radius-xl: 32px;
    --shadow-sm: 0 3px 10px rgba(var(--rgb-primary), 0.12), 0 1px 3px rgba(var(--rgb-accent), 0.06);
    --shadow-md: 0 6px 20px rgba(var(--rgb-primary), 0.15), 0 2px 8px rgba(var(--rgb-accent), 0.08);
    --shadow-lg: 0 12px 40px rgba(var(--rgb-primary), 0.18), 0 4px 16px rgba(var(--rgb-accent), 0.1);
    --space-section: 3.5rem;
    --space-card: 1.2rem;
    --space-gap: 1.4rem;
    --transition: 0.5s cubic-bezier(0.4, 0, 0.2, 1);
    --heading-weight: 600;
    --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%, #f5f1e8 100%);
    min-height: 100vh;
}
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, #fffefb 0%, #f8f5ee 100%);
    border: 1px solid transparent;
    border-image: linear-gradient(135deg, rgba(135,168,120,0.2), rgba(196,123,90,0.15)) 1 stretch;
}
.btn, button[class*="btn"], a[class*="btn"] { 
    border-radius: var(--radius-md); 
    transition: var(--transition);
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
    color: #fff;
    border: none;
}
a:not([class]) { 
    color: var(--color-primary); 
    transition: var(--transition);
    text-decoration-thickness: 2px;
    text-underline-offset: 3px;
}

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

/* hero: overlay */
/* 全屏背景+文字覆盖 */
.hero { 
    position: relative; 
    min-height: 70vh; 
    display: flex; 
    align-items: center;
    background: linear-gradient(180deg, rgba(250,248,243,0.9) 0%, rgba(245,241,232,0.95) 100%), 
                radial-gradient(circle at 80% 20%, rgba(135,168,120,0.2) 0%, transparent 60%),
                radial-gradient(circle at 20% 80%, rgba(196,123,90,0.15) 0%, transparent 60%);
}
.hero-content { position: relative; z-index: 1; }

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

/* partners: grid-6 */
.partner-grid { display: grid; grid-template-columns: repeat(6, 1fr); gap: var(--space-gap); align-items: center; }

/* faq: with-sidebar */
/* FAQ 左 + 联系信息右 */
.faq-wrapper { display: grid; grid-template-columns: 2fr 1fr; gap: 2rem; }

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

/* cta: full-bg */
.cta-section { 
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 55%, #a1b87c 100%),
                radial-gradient(circle at 90% 10%, rgba(196,123,90,0.4) 0%, transparent 70%);
    color: #fff; 
    padding: 4rem 2rem; 
}

/* Page Layout: full-width */
/* 无侧边栏, 全宽 */
.page-main { max-width: 760px; margin: 0 auto; padding: 0 1.5rem; }

/* 条件性装饰 */
.card:hover, [class*="card"]:hover { 
    transform: translateY(-4px); 
    box-shadow: var(--shadow-lg);
    border-image: linear-gradient(135deg, rgba(135,168,120,0.4), rgba(196,123,90,0.3)) 1 stretch;
}
a:not([class]):hover { color: var(--color-accent); }

/* 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: 2.75rem; --space-card: 1.1rem; --space-gap: 1.2rem; }
    .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; }
}