/* CSSVariantEngine v3.0 — zh-jiangnansports.com.cn */
/* Palette: warm-minimal | Radius: soft-medium | Shadow: sage-glow */
/* Spacing: generous-vertical | Transition: smooth-glow */
/* Section layouts: {"news":"list-view","features":"grid-4","hero":"minimal","testimonials":"carousel","partners":"centered","faq":"single-column","stats":"grid-3","cta":"split"} */

:root {
    --color-primary: #4a5247;
    --color-primary-dark: #2d332b;
    --color-accent: #87a878;
    --color-surface: #faf8f3;
    --color-text: #2d2d2d;
    --rgb-primary: 74, 82, 71;
    --rgb-accent: 135, 168, 120;
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 16px;
    --radius-xl: 20px;
    --shadow-sm: 0 2px 10px rgba(var(--rgb-accent), .15);
    --shadow-md: 0 4px 20px rgba(var(--rgb-accent), .2);
    --shadow-lg: 0 0 24px rgba(var(--rgb-accent), .4);
    --space-section: 4rem;
    --space-card: 1.5rem;
    --space-gap: 1.5rem;
    --transition: 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    --heading-weight: 600;
    --body-line-height: 1.7;
    accent-color: var(--color-accent);
    caret-color: var(--color-accent);
}

@keyframes subtlePulse {
    0% { box-shadow: 0 0 16px rgba(var(--rgb-accent), 0.3); }
    50% { box-shadow: 0 0 28px rgba(var(--rgb-accent), 0.5); }
    100% { box-shadow: 0 0 16px rgba(var(--rgb-accent), 0.3); }
}

/* 基础覆盖 */
body { color: var(--color-text); line-height: var(--body-line-height); background-color: var(--color-surface); }
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-sm); padding: var(--space-card); transition: var(--transition); background-color: #ffffff; }
.card:hover, [class*="card"]:hover { box-shadow: 0 0 32px rgba(var(--rgb-accent), 0.6); animation: subtlePulse 3s infinite ease-in-out; transform: translateY(-2px); }
.btn, button[class*="btn"], a[class*="btn"] { border-radius: var(--radius-md); transition: var(--transition); background-color: var(--color-accent); color: white; border: none; }
.btn:hover, button[class*="btn"]:hover, a[class*="btn"]:hover { box-shadow: 0 0 24px rgba(var(--rgb-accent), 0.5); }
a:not([class]) { color: var(--color-accent); transition: var(--transition); text-decoration: none; border-bottom: 1px solid transparent; }
a:not([class]):hover { border-bottom-color: var(--color-accent); }

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

/* news: list-view */
/* 列表模式 (图左文右) */
                .news-grid { display: flex; flex-direction: column; gap: var(--space-gap); }
                .news-grid .card { display: grid; grid-template-columns: 280px 1fr; }

/* features: grid-4 */
.feature-list { display: grid; grid-template-columns: repeat(4, 1fr); gap: var(--space-gap); }

/* hero: minimal */
.hero { padding: 2rem 0; background: radial-gradient(circle at top center, rgba(var(--rgb-accent), 0.12) 0%, transparent 60%); } 
.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; }
.partner-grid > * { filter: grayscale(60%) opacity(0.7); transition: var(--transition); }
.partner-grid > *:hover { filter: grayscale(0%) opacity(1); }

/* 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: split */
.cta-inner { display: grid; grid-template-columns: 1fr auto; align-items: center; gap: 2rem; background: linear-gradient(135deg, rgba(var(--rgb-accent), 0.1) 0%, rgba(var(--rgb-accent), 0.02) 100%); border-radius: var(--radius-xl); padding: 3rem; }

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

/* 条件性装饰 */
.card { border: 1px solid rgba(var(--rgb-accent), .12); }
header, .header, .navbar { box-shadow: 0 2px 12px rgba(var(--rgb-accent), .1); background-color: rgba(255,255,255,0.85); backdrop-filter: blur(8px); }

/* 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; }
}