/* CSSVariantEngine v3.0 — m7-xk-sports.com.cn */
/* Palette: teal-cream | Radius: airy | Shadow: pillowy */
/* Spacing: airy | Transition: smooth */
/* Section layouts: {"news":"masonry-2","features":"centered","hero":"overlay","testimonials":"carousel","partners":"centered","faq":"single-column","stats":"inline","cta":"split"} */

:root {
    --color-primary: #0f766e;
    --color-primary-dark: #134e4a;
    --color-accent: #ea580c;
    --color-accent-bright: #fdba74;
    --color-surface: #faf6ef;
    --color-text: #1c1917;
    --rgb-primary: 15,118,110;
    --rgb-accent: 234,88,12;
    --radius-sm: 12px;
    --radius-md: 20px;
    --radius-lg: 28px;
    --radius-xl: 36px;
    --shadow-sm: 0 2px 12px rgba(15,118,110,.08), 0 1px 2px rgba(0,0,0,.04);
    --shadow-md: 0 16px 32px rgba(15,118,110,.10), 0 6px 16px rgba(0,0,0,.05);
    --shadow-lg: 0 32px 64px rgba(15,118,110,.14), 0 16px 32px rgba(0,0,0,.06);
    --space-section: 2.25rem;
    --space-card: 1.125rem;
    --space-gap: 0.875rem;
    --transition: 0.35s cubic-bezier(0.4, 0, 0.2, 1);
    --heading-weight: 600;
    --body-line-height: 1.75;
}

/* 基础覆盖 */
body { color: var(--color-text); line-height: var(--body-line-height); background: var(--color-surface); }
h1, h2, h3, h4 { font-weight: var(--heading-weight); }
section, .section { padding-top: var(--space-section); padding-bottom: var(--space-section); background: var(--color-surface); }
.card, [class*="card"] { border-radius: var(--radius-lg); box-shadow: var(--shadow-md), inset 0 1px 0 rgba(255,255,255,.6); padding: var(--space-card); transition: var(--transition); background: #ffffff; color: var(--color-text); }
.btn, button[class*="btn"], a[class*="btn"] { border-radius: var(--radius-md); transition: var(--transition); box-shadow: var(--shadow-sm); }
a:not([class]) { color: var(--color-primary); transition: var(--transition); text-decoration-color: rgba(var(--rgb-primary), .35); }

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

/* horizontal-strips: alternating band backgrounds */
section:nth-child(4n+1),
.section:nth-child(4n+1) { background: #ffffff; }
section:nth-child(4n+2),
.section:nth-child(4n+2) { background: var(--color-surface); }
section:nth-child(4n+3),
.section:nth-child(4n+3) { background: var(--color-primary-dark); color: var(--color-surface); }
section:nth-child(4n),
.section:nth-child(4n) { background: #ffffff; }

/* news: masonry-2 */
/* 两列瀑布流 */
                .news-grid { column-count: 2; column-gap: var(--space-gap); }
                .news-grid .card { break-inside: avoid; margin-bottom: var(--space-gap); }

/* features: centered */
/* 居中大卡片 */
                .feature-list { display: flex; flex-direction: column; align-items: center; gap: calc(var(--space-gap) * 2); max-width: 720px; margin: 0 auto; }

/* hero: overlay */
/* 全屏背景+文字覆盖 */
                .hero { position: relative; min-height: 70vh; display: flex; align-items: center; background: var(--color-primary-dark) !important; color: var(--color-surface) !important; }
                .hero-content { position: relative; z-index: 1; }

/* 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; }

/* faq: single-column */
.faq-list { max-width: 800px; margin: 0 auto; }

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

/* cta: split */
.cta-inner { display: grid; grid-template-columns: 1fr auto; align-items: center; gap: 2rem; }

/* Page Layout: wide */
/* 超宽 */
            .page-main { max-width: 1400px; margin: 0 auto; }

/* 条件性装饰 */
a:not([class]):hover { color: var(--color-accent); }
.card { border: 1px solid rgba(var(--rgb-accent), .18); }
.hero a:not([class]),
section:nth-child(4n+3) a:not([class]),
.section:nth-child(4n+3) a:not([class]) { color: var(--color-accent-bright); }

/* 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: 1.75rem; --space-card: 0.875rem; --space-gap: 0.625rem; }
    .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; }
}