/* CSSVariantEngine v3.0 — zh-DongdongEsports.com.cn */
/* Palette: teal-coral | Radius: large | Shadow: pillowy soft */
/* Spacing: airy | Transition: smooth rhythm */
/* Section layouts: {"news":"featured-left","features":"grid-4","hero":"minimal","testimonials":"grid-3","partners":"grid-4","faq":"single-column","stats":"inline","cta":"split"} */

:root {
    --color-primary: #0d9488;
    --color-primary-dark: #0f766e;
    --color-accent: #f97316;
    --color-surface: #f0fdfa;
    --color-text: #134e4a;
    --rgb-primary: 13,148,136;
    --rgb-accent: 249,115,22;
    --radius-sm: 12px;
    --radius-md: 18px;
    --radius-lg: 22px;
    --radius-xl: 28px;
    --shadow-sm: 0 4px 6px rgba(13,148,136,.06), 0 2px 4px rgba(249,115,22,.04);
    --shadow-md: 0 8px 16px rgba(13,148,136,.08), 0 4px 8px rgba(249,115,22,.06);
    --shadow-lg: 0 16px 32px rgba(13,148,136,.1), 0 8px 16px rgba(249,115,22,.08);
    --space-section: 3.5rem;
    --space-card: 2.25rem;
    --space-gap: 2rem;
    --transition: 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    --heading-weight: 600;
    --body-line-height: 1.6;
}

/* 基础覆盖 */
body { color: var(--color-text); line-height: var(--body-line-height); background-color: #fff7ed; accent-color: var(--color-accent); caret-color: var(--color-primary); }
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-lg); padding: var(--space-card); transition: var(--transition); border: 2px solid rgba(var(--rgb-accent), 0.2); background-color: var(--color-surface); }
.btn, button[class*="btn"], a[class*="btn"] { border-radius: var(--radius-md); transition: var(--transition); border: 2px solid var(--color-primary); background: linear-gradient(135deg, var(--color-primary), var(--color-accent)); color: white; text-shadow: 0 1px 2px rgba(0,0,0,0.1); }
a:not([class]) { color: var(--color-accent); transition: var(--transition); text-decoration-thickness: 2px; text-underline-offset: 3px; }

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

/* news: featured-left */
/* 左大右小 (1大+2小) */
                .news-grid { display: grid; grid-template-columns: 2fr 1fr; grid-template-rows: auto auto; gap: var(--space-gap); }
                .news-grid > *:first-child { grid-row: span 2; background: linear-gradient(180deg, #ccfbf1, #fef3c7); border-color: var(--color-primary); }

/* features: grid-4 */
.feature-list { display: grid; grid-template-columns: repeat(4, 1fr); gap: var(--space-gap); }
.feature-list .card { background-color: #ecfeff; border-color: #0ea5e9; }

/* hero: minimal */
.hero { padding: 3.5rem 0; background: radial-gradient(circle at 20% 30%, rgba(var(--rgb-primary), 0.12), transparent 60%); } .hero-content { max-width: 560px; }

/* testimonials: grid-3 */
.testimonial-list { display: grid; grid-template-columns: repeat(3, 1fr); gap: var(--space-gap); }
.testimonial-list .card { background-color: #fdf4ff; border-color: #a855f7; }

/* partners: grid-4 */
.partner-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: calc(var(--space-gap) * 1.5); align-items: center; }
.partner-grid > * { padding: 1.5rem; border-radius: var(--radius-md); background-color: #fefce8; border: 2px solid #eab308; }

/* faq: single-column */
.faq-list { max-width: 800px; margin: 0 auto; }
.faq-list .card { background-color: #f0fdf4; border-color: #22c55e; }

/* stats: inline */
/* 水平排列 */
                .stats-grid { display: flex; justify-content: center; gap: 3rem; }
                .stats-grid > * { padding: 2rem 2.5rem; border-radius: var(--radius-xl); background: linear-gradient(45deg, #fef2f2, #ffedd5); border: 2px solid var(--color-accent); box-shadow: var(--shadow-md); }

/* cta: split */
.cta-inner { display: grid; grid-template-columns: 1fr auto; align-items: center; gap: 2rem; padding: 3.5rem; border-radius: var(--radius-xl); background: linear-gradient(90deg, var(--color-primary), #14b8a6); color: white; box-shadow: var(--shadow-lg); }

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

/* 条件性装饰 */
header, .header, .navbar { background: rgba(255, 255, 255, 0.85); backdrop-filter: blur(12px); border-bottom: 2px solid rgba(var(--rgb-primary), 0.15); }

/* 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: 2.75rem; --space-card: 1.75rem; --space-gap: 1.5rem; }
    .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; }
}