/* CSSVariantEngine v3.0 — yangshisports.net.cn */
/* Palette: warm terracotta minimal | Radius: soft rounded | Shadow: multi-layer warm glow */
/* Spacing: generous vertical | Transition: smooth long curve */
/* Section layouts: {"news":"grid-3","features":"horizontal","hero":"split","testimonials":"carousel","partners":"scroll","faq":"two-column","stats":"inline","cta":"full-bg"} */

:root {
    --color-primary: #c47b5a;
    --color-primary-dark: #a85f42;
    --color-accent: #d89777;
    --color-surface: #faf8f3;
    --color-text: #2d2d2d;
    --rgb-primary: 196,123,90;
    --rgb-accent: 216,151,119;
    --radius-sm: 6px;
    --radius-md: 12px;
    --radius-lg: 18px;
    --radius-xl: 24px;
    --shadow-sm: 0 2px 8px rgba(196, 123, 90, 0.08), 0 1px 3px rgba(45, 45, 45, 0.05);
    --shadow-md: 0 6px 20px rgba(196, 123, 90, 0.12), 0 3px 10px rgba(45, 45, 45, 0.07);
    --shadow-lg: 0 12px 36px rgba(196, 123, 90, 0.18), 0 6px 18px rgba(45, 45, 45, 0.1), 0 2px 8px rgba(45, 45, 45, 0.06);
    --space-section: 3.5rem;
    --space-card: 1.2rem;
    --space-gap: 1rem;
    --transition: 0.5s cubic-bezier(0.4, 0, 0.2, 1);
    --heading-weight: 700;
    --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%, #f5f0e8 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(145deg, #ffffff 0%, #f8f5ef 100%);
    border: 1px solid transparent;
    border-image: linear-gradient(145deg, rgba(196,123,90,0.2), rgba(216,151,119,0.1)) 1;
}
.btn, button[class*="btn"], a[class*="btn"] { 
    border-radius: var(--radius-md); 
    transition: var(--transition); 
    background: linear-gradient(135deg, #c47b5a 0%, #d89777 100%);
    color: #fffefb;
    border: none;
}
a:not([class]) { color: var(--color-primary); 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: horizontal */
/* 水平滚动 */
.feature-list { display: flex; gap: var(--space-gap); overflow-x: auto; scroll-snap-type: x mandatory; }
.feature-list > * { flex: 0 0 300px; scroll-snap-align: start; }

/* hero: split */
/* 左文右图 */
.hero-inner { display: grid; grid-template-columns: 1fr 1fr; gap: 2rem; align-items: center; }

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

/* partners: scroll */
/* 自动滚动 */
.partner-grid { display: flex; gap: 2rem; overflow: hidden; animation: partnerScroll 25s linear infinite; }
@keyframes partnerScroll { 0% { transform: translateX(0); } 100% { transform: translateX(-50%); } }

/* faq: two-column */
.faq-list { display: grid; grid-template-columns: 1fr 1fr; gap: var(--space-gap); }

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

/* cta: full-bg */
.cta-section { 
    background: linear-gradient(135deg, #c47b5a 0%, #d48c6a 35%, #b56a49 70%, #c47b5a 100%); 
    color: #fffefb; 
    padding: 4rem 2rem; 
}

/* Page Layout: narrow centered */
.page-main { max-width: 750px; margin: 0 auto; }

/* 条件性装饰 */
.card:hover, [class*="card"]:hover { 
    transform: translateY(-6px); 
    box-shadow: var(--shadow-lg); 
}
header, .header, .navbar { 
    background: linear-gradient(to bottom, rgba(250, 248, 243, 0.95), rgba(250, 248, 243, 0.8)); 
    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: 2.2rem; --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; }
}