/* CSSVariantEngine v3.0 — zh-yuyansports.net.cn */
/* Palette: teal-cream | Radius: tight | Shadow: minimal */
/* Spacing: compact | Transition: snappy */
/* Section layouts: {"news":"list-view","features":"grid-3","hero":"split","testimonials":"grid-3","partners":"grid-6","faq":"single-column","stats":"grid-4","cta":"centered"} */

:root {
    --color-primary: #0f766e;
    --color-primary-dark: #115e59;
    --color-accent: #fcd34d;
    --color-surface: #fefce8;
    --color-text: #1e293b;
    --rgb-primary: 15, 118, 110;
    --rgb-accent: 252, 211, 77;
    --radius-sm: 3px;
    --radius-md: 4px;
    --radius-lg: 5px;
    --radius-xl: 6px;
    --shadow-sm: 0 1px 1px rgba(15, 23, 42, 0.04);
    --shadow-md: 0 1px 2px rgba(15, 23, 42, 0.05), 0 1px 1px rgba(15, 23, 42, 0.03);
    --shadow-lg: 0 2px 3px rgba(15, 23, 42, 0.06), 0 1px 2px rgba(15, 23, 42, 0.04);
    --space-section: 4.5rem;
    --space-card: 0.875rem;
    --space-gap: 0.625rem;
    --transition: 0.18s ease-in-out;
    --heading-weight: 700;
    --body-line-height: 1.75;
}

/* 基础覆盖 */
body { color: var(--color-text); line-height: var(--body-line-height); background-color: #ffffff; }
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-color: #ffffff; }
.btn, button[class*="btn"], a[class*="btn"] { border-radius: var(--radius-md); transition: var(--transition); background-color: var(--color-primary); color: white; border: none; }
a:not([class]) { color: var(--color-primary); transition: var(--transition); }

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

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

/* testimonials: grid-3 */
.testimonial-list { display: grid; grid-template-columns: repeat(3, 1fr); gap: 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: grid-4 */
.stats-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: var(--space-gap); text-align: center; }

/* cta: centered */
.cta-inner { text-align: center; max-width: 700px; margin: 0 auto; }

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

/* 条件性装饰 */
.card:hover, [class*="card"]:hover { transform: translateY(-2px); box-shadow: var(--shadow-lg); }
.hero, [class*="hero"], section:first-of-type { background: linear-gradient(180deg, #1e293b, #0f172a); color: white; }
section:nth-child(even):not(.hero) { background-color: var(--color-surface); }
section:nth-child(odd):not(:first-of-type) { background-color: #ffffff; }
.card { border: 1px solid rgba(var(--rgb-primary), .07); }
header, .header, .navbar { box-shadow: 0 1px 3px rgba(15, 23, 42, .04); background-color: #ffffff; }

/* 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: 2.25rem; --space-card: 0.75rem; --space-gap: 0.5rem; }
    .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; }
}