/* CSSVariantEngine v3.0 — zh-mgdianzi.com.cn */
/* Palette: warm-sage | Radius: soft-rounded | Shadow: dual-tone */
/* Spacing: generous | Transition: long-smooth */
/* Section layouts: {"news":"grid-4","features":"grid-4","hero":"split","testimonials":"grid-3","partners":"centered","faq":"with-sidebar","stats":"inline","cta":"centered"} */

:root {
    --color-primary: #87a878;
    --color-primary-dark: #6b8c5e;
    --color-accent: #c47b5a;
    --color-surface: #faf8f3;
    --color-text: #2d2d2d;
    --rgb-primary: 135, 168, 120;
    --rgb-accent: 196, 123, 90;
    --radius-sm: 8px;
    --radius-md: 14px;
    --radius-lg: 20px;
    --radius-xl: 28px;
    --shadow-sm: 0 2px 7px rgba(135, 168, 120, 0.14), 0 1px 3px rgba(196, 123, 90, 0.09);
    --shadow-md: 0 5px 19px rgba(135, 168, 120, 0.11), 0 2px 9px rgba(196, 123, 90, 0.07);
    --shadow-lg: 0 11px 38px rgba(135, 168, 120, 0.09), 0 4px 16px rgba(196, 123, 90, 0.1);
    --space-section: 4.2rem;
    --space-card: 1.5rem;
    --space-gap: 1.5rem;
    --transition: 0.5s cubic-bezier(0.25, 0.1, 0.35, 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%, #f3efe4 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(150deg, #ffffff 0%, #f7f4ec 100%); border: 1px solid transparent; border-image: linear-gradient(135deg, rgba(135,168,120,0.22), rgba(196,123,90,0.16)) 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: #ffffff; border: 1px solid transparent; }
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-4 */
.feature-list { display: grid; grid-template-columns: repeat(4, 1fr); gap: var(--space-gap); }

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

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

/* Page Layout: narrow-centered */
/* 窄内容居中 */
            .page-main { max-width: 760px; margin: 0 auto; }

/* 条件性装饰 */
.card:hover, [class*="card"]:hover { transform: translateY(-6px); box-shadow: var(--shadow-lg); border-image: linear-gradient(135deg, rgba(196,123,90,0.35), rgba(135,168,120,0.28)) 1 stretch; }
a:not([class]):hover { color: var(--color-accent); }
header, .header, .navbar { background: linear-gradient(180deg, rgba(250,248,243,0.92) 0%, rgba(250,248,243,0.85) 100%); 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: 2.8rem; --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; }
}