/* CSSVariantEngine v3.0 — world3-isports.com.cn */
/* Palette: sunset | Radius: pill | Shadow: subtle */
/* Spacing: balanced | Transition: bouncy */
/* Section layouts: {"news":"list-view","features":"grid-4","hero":"minimal","testimonials":"stacked","partners":"scroll","faq":"with-sidebar","stats":"big-number","cta":"full-bg"} */

:root {
    --color-primary: #0d9488;
    --color-primary-dark: #115e59;
    --color-accent: #fb7185;
    --color-surface: #f0fdfa;
    --color-text: #134e4a;
    --rgb-primary: 13,148,136;
    --rgb-accent: 251,113,133;
    --radius-sm: 10px;
    --radius-md: 18px;
    --radius-lg: 28px;
    --radius-xl: 36px;
    --shadow-sm: 0 2px 8px rgba(13,148,136,.06), 0 1px 3px rgba(19,78,74,.04);
    --shadow-md: 0 12px 28px -6px rgba(13,148,136,.12), 0 4px 12px -2px rgba(19,78,74,.06);
    --shadow-lg: 0 24px 48px -12px rgba(13,148,136,.18), 0 8px 20px -6px rgba(19,78,74,.08);
    --space-section: 3.5rem;
    --space-card: 1.5rem;
    --space-gap: 1.2rem;
    --transition: 0.6s cubic-bezier(0.22, 1, 0.36, 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-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-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); }
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); background-color: #f0fdfa; border-radius: var(--radius-lg); }
                .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); background-color: #fef3c7; border-radius: var(--radius-lg); }

/* hero: minimal */
.hero { padding: 2.4rem 0; background-color: #ccfbf1; } .hero-content { max-width: 560px; }

/* testimonials: stacked */
/* 垂直堆叠 */
                .testimonial-list { display: flex; flex-direction: column; gap: var(--space-gap); max-width: 720px; margin: 0 auto; background-color: #ffe4e6; border-radius: var(--radius-lg); }

/* partners: scroll */
/* 自动滚动 */
                .partner-grid { display: flex; gap: 2rem; overflow: hidden; animation: partnerScroll 20s linear infinite; background-color: #fae8ff; border-radius: var(--radius-lg); }
                @keyframes partnerScroll { 0% { transform: translateX(0); } 100% { transform: translateX(-50%); } }

/* faq: with-sidebar */
/* FAQ 左 + 联系信息右 */
                .faq-wrapper { display: grid; grid-template-columns: 2fr 1fr; gap: 2rem; background-color: #e0e7ff; border-radius: var(--radius-lg); }

/* stats: big-number */
/* 大数字居中 */
                .stats-grid { display: flex; flex-wrap: wrap; justify-content: center; gap: 2rem; background-color: #d1fae5; border-radius: var(--radius-lg); }
                .stats-grid .stat-value { font-size: 3rem; }

/* cta: full-bg */
.cta-section { background: linear-gradient(135deg, var(--color-primary), var(--color-primary-dark)); color: #f0fdfa; padding: 4.8rem 2.4rem; }

/* Page Layout: full-width */
/* 无侧边栏, 全宽 */
            .page-main { max-width: 1200px; margin: 0 auto; }

/* 条件性装饰 */
.card { border: 1px solid rgba(var(--rgb-primary), 0.15); }
header, .header, .navbar { box-shadow: 0 4px 20px rgba(13,148,136,.08), 0 1px 2px rgba(19,78,74,.04); }

/* 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: 2.4rem; --space-card: 1.2rem; --space-gap: 0.9rem; }
    .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; }
}