/* CSSVariantEngine v3.0 — zh-waliqipai.com.cn */
/* Palette: editorial cream | Radius: soft rounded | Shadow: warm multi-layer */
/* Spacing: generous | Transition: smooth long curve */
/* Section layouts: {"news":"masonry-2","features":"centered","hero":"split","testimonials":"grid-3","partners":"grid-6","faq":"single-column","stats":"grid-3","cta":"centered"} */

:root {
    --color-primary: #6b705c;
    --color-primary-dark: #3d4035;
    --color-accent: #c44536;
    --color-surface: linear-gradient(135deg, #f7f3eb 0%, #f0e9db 100%);
    --color-text: #1a1a1a;
    --rgb-primary: 107, 112, 92;
    --rgb-accent: 196, 69, 54;
    --radius-sm: 4px;
    --radius-md: 12px;
    --radius-lg: 20px;
    --radius-xl: 28px;
    --shadow-sm: 0 1px 6px rgba(61, 64, 53, 0.08), 0 2px 4px rgba(196, 69, 54, 0.04);
    --shadow-md: 0 3px 14px rgba(61, 64, 53, 0.12), 0 6px 24px rgba(196, 69, 54, 0.06);
    --shadow-lg: 0 6px 28px rgba(61, 64, 53, 0.1), 0 12px 48px rgba(196, 69, 54, 0.08), 0 18px 64px rgba(245, 241, 232, 0.92);
    --space-section: 3.5rem;
    --space-card: 1.2rem;
    --space-gap: 1.2rem;
    --transition: 0.5s cubic-bezier(0.25, 0.1, 0.25, 1);
    --heading-weight: 700;
    --body-line-height: 1.75;
    --accent-color: var(--color-accent);
}

/* 基础覆盖 */
body { 
    color: var(--color-text); 
    line-height: var(--body-line-height); 
    background: linear-gradient(180deg, #f5f1e8 0%, #f0e8d9 45%, #f5f1e8 100%);
    caret-color: var(--color-accent);
}
h1, h2, h3, h4 { font-weight: var(--heading-weight); text-shadow: 0 1px 2px rgba(61, 64, 53, 0.05); }
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%, #f7f3eb 100%);
    border: 1px solid transparent;
    border-image: linear-gradient(145deg, #e2ddd0 0%, rgba(196, 69, 54, 0.15) 100%) 1;
}
.card:hover, [class*="card"]:hover {
    box-shadow: var(--shadow-lg);
}
.btn, button[class*="btn"], a[class*="btn"] { 
    border-radius: var(--radius-md); 
    transition: var(--transition);
    background: linear-gradient(90deg, #c44536 0%, #a83a2e 100%);
    color: #ffffff;
    border: none;
    outline: 2px solid transparent;
    outline-offset: 2px;
}
.btn:hover, button[class*="btn"]:hover, a[class*="btn"]:hover {
    outline-color: rgba(196, 69, 54, 0.3);
}
a:not([class]) { color: var(--color-primary); transition: var(--transition); }
a:not([class]):hover { color: var(--color-accent); text-shadow: 0 0 1px rgba(196, 69, 54, 0.3); }

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

/* news: masonry-2 */
/* 两列瀑布流 */
.news-grid { column-count: 2; column-gap: var(--space-gap); }
.news-grid .card { break-inside: avoid; margin-bottom: 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: split */
/* 左文右图 */
.hero-inner { display: grid; grid-template-columns: 1fr 1fr; gap: 2rem; align-items: center; }

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

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

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

/* stats: grid-3 */
.stats-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: var(--space-gap); text-align: center; }

/* cta: centered */
.cta-inner { text-align: center; max-width: 700px; margin: 0 auto; }

/* Page Layout: full-width */
/* 无侧边栏, 全宽 */
.page-main { max-width: 1320px; margin: 0 auto; padding-left: 2rem; padding-right: 2rem; }

/* 条件性装饰 */
header, .header, .navbar { 
    background: linear-gradient(to bottom, rgba(245, 241, 232, 0.96) 0%, rgba(245, 241, 232, 0.88) 100%); 
    backdrop-filter: blur(10px);
    border-bottom: 1px solid;
    border-image: linear-gradient(90deg, transparent 0%, rgba(107, 112, 92, 0.2) 50%, transparent 100%) 1;
}

/* 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: 1rem; }
    .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; }
}