/* CSSVariantEngine v3.0 — h5-lsu.com */
/* Palette: warm-minimal-sage | Radius: soft-rounded | Shadow: layered-soft */
/* Spacing: vertical-flow | Transition: gradient-smooth */
/* Section layouts: {"news":"grid-3","features":"grid-3","hero":"left-aligned","testimonials":"masonry","partners":"centered","faq":"with-sidebar","stats":"big-number","cta":"full-bg"} */

:root {
    --color-primary: #87a878;
    --color-primary-dark: #5e7d52;
    --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 1px 3px rgba(94,125,82,.10), 0 1px 2px rgba(45,45,45,.06);
    --shadow-md: 0 6px 18px rgba(94,125,82,.14), 0 2px 6px rgba(45,45,45,.08);
    --shadow-lg: 0 18px 44px rgba(94,125,82,.20), 0 6px 16px rgba(45,45,45,.10);
    --space-section: 3rem;
    --space-card: 1.25rem;
    --space-gap: 1rem;
    --transition: 0.55s cubic-bezier(0.22, 0.61, 0.36, 1);
    --heading-weight: 800;
    --body-line-height: 1.6;
}

/* 基础覆盖 */
body { color: var(--color-text); line-height: var(--body-line-height); background: linear-gradient(180deg, #faf8f3 0%, #f3efe6 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(160deg, #ffffff 0%, #faf8f3 55%, #f3efe6 100%); }
.btn, button[class*="btn"], a[class*="btn"] { border-radius: var(--radius-md); transition: var(--transition); background: linear-gradient(135deg, #87a878 0%, #5e7d52 100%); color: #faf8f3; border: 1px solid rgba(94,125,82,.35); }
a:not([class]) { color: var(--color-primary-dark); transition: var(--transition); }

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

/* news: grid-3 */
/* 三列等宽网格 */
                .news-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: var(--space-gap); }

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

/* hero: left-aligned */
.hero-content { text-align: left; max-width: 600px; }

/* testimonials: masonry */
.testimonial-list { column-count: 2; column-gap: var(--space-gap); }
                .testimonial-list > * { break-inside: avoid; margin-bottom: 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: big-number */
/* 大数字居中 */
                .stats-grid { display: flex; flex-wrap: wrap; justify-content: center; gap: 2rem; }
                .stats-grid .stat-value { font-size: 3rem; }

/* cta: full-bg */
.cta-section { background: linear-gradient(135deg, #5e7d52 0%, #87a878 45%, #c47b5a 100%); color: #faf8f3; padding: 4rem 2rem; }

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

/* 条件性装饰 */
.card { border: 1px solid rgba(var(--rgb-primary), .18); }
header, .header, .navbar { background: linear-gradient(180deg, rgba(250,248,243,.95) 0%, rgba(250,248,243,0) 100%); }

/* 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: 2rem; --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; }
}