/* CSSVariantEngine v3.0 — amylft-tianbosports.com */
/* Palette: amber-dusk | Radius: pill | Shadow: layered-glow */
/* Spacing: comfortable | Transition: smooth */
/* Section layouts: {"news":"featured-top","features":"horizontal","hero":"overlay","testimonials":"masonry","partners":"grid-6","faq":"single-column","stats":"big-number","cta":"centered"} */

:root {
    --color-primary: #b45309;
    --color-primary-dark: #7c2d12;
    --color-accent: #fcd34d;
    --color-surface: #fffbeb;
    --color-text: #431407;
    --rgb-primary: 180,83,9;
    --rgb-accent: 252,211,77;
    --radius-sm: 10px;
    --radius-md: 20px;
    --radius-lg: 28px;
    --radius-xl: 36px;
    --shadow-sm: 0 1px 3px rgba(124,45,18,.14), 0 4px 10px rgba(180,83,9,.08);
    --shadow-md: 0 6px 14px rgba(124,45,18,.16), 0 14px 30px rgba(180,83,9,.12);
    --shadow-lg: 0 18px 36px rgba(124,45,18,.20), 0 30px 60px rgba(180,83,9,.14);
    --space-section: 4rem;
    --space-card: 1.5rem;
    --space-gap: 1.25rem;
    --transition: 0.5s cubic-bezier(0.22, 0.61, 0.36, 1);
    --heading-weight: 600;
    --body-line-height: 1.65;
}

/* 基础覆盖 */
body { color: var(--color-text); line-height: var(--body-line-height); background: linear-gradient(180deg, #fffbeb 0%, #fef3c7 50%, #fffbeb 100%); }
h1, h2, h3, h4 { font-weight: var(--heading-weight); }
section, .section { padding-top: var(--space-section); padding-bottom: var(--space-section); background: linear-gradient(135deg, rgba(255,251,235,.9) 0%, rgba(254,243,199,.7) 100%); }
.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%, #fffbeb 60%, #fef3c7 100%); }
.btn, button[class*="btn"], a[class*="btn"] { border-radius: var(--radius-md); transition: var(--transition); background: linear-gradient(135deg, #d97706 0%, #b45309 50%, #7c2d12 100%); color: #fffbeb; }
a:not([class]) { color: var(--color-primary); transition: var(--transition); }

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

/* news: featured-top */
/* 首篇横跨全宽 */
                .news-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: var(--space-gap); }
                .news-grid > *:first-child { grid-column: span 3; }

/* 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: overlay */
/* 全屏背景+文字覆盖 */
                .hero { position: relative; min-height: 70vh; display: flex; align-items: center; background: linear-gradient(120deg, rgba(67,20,7,.75) 0%, rgba(124,45,18,.55) 45%, rgba(180,83,9,.35) 100%); }
                .hero-content { position: relative; z-index: 1; }

/* testimonials: masonry */
.testimonial-list { column-count: 2; column-gap: var(--space-gap); }
                .testimonial-list > * { break-inside: avoid; margin-bottom: 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: 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; background: linear-gradient(135deg, #b45309 0%, #d97706 50%, #fcd34d 100%); -webkit-background-clip: text; background-clip: text; -webkit-text-fill-color: transparent; }

/* 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: 1200px; margin: 0 auto; }

/* 条件性装饰 */
a:not([class]):hover { color: var(--color-accent); }
.card { border: 1px solid rgba(var(--rgb-primary), .14); }
header, .header, .navbar { background: linear-gradient(180deg, rgba(255,251,235,.95) 0%, rgba(255,251,235,.4) 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; }
}