/* CSSVariantEngine v3.0 — gd-DongdongEsports.com.cn */
/* Palette: emerald-strips | Radius: medium-glow | Shadow: accent-glow */
/* Spacing: generous | Transition: smooth-glow */
/* Section layouts: {"news":"featured-left","features":"grid-3","hero":"centered","testimonials":"grid-3","partners":"centered","faq":"single-column","stats":"inline","cta":"full-bg"} */

:root {
    --color-primary: #0f766e;
    --color-primary-dark: #064e3b;
    --color-accent: #10b981;
    --color-surface: #f0fdf4;
    --color-text: #134e4a;
    --rgb-primary: 15,118,110;
    --rgb-accent: 16,185,129;
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 14px;
    --radius-xl: 16px;
    --shadow-sm: 0 2px 8px rgba(16,185,129,0.15);
    --shadow-md: 0 8px 20px rgba(16,185,129,0.25);
    --shadow-lg: 0 0 24px rgba(16,185,129,0.4);
    --space-section: 4rem;
    --space-card: 1.2rem;
    --space-gap: 1rem;
    --transition: 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    --heading-weight: 700;
    --body-line-height: 1.7;
}

@keyframes subtle-pulse {
    0%, 100% { box-shadow: var(--shadow-md); }
    50% { box-shadow: 0 0 20px rgba(var(--rgb-accent), 0.35); }
}

/* 基础覆盖 */
body { color: var(--color-text); line-height: var(--body-line-height); background: #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: #ffffff; border: 1px solid rgba(var(--rgb-accent), 0.15); animation: subtle-pulse 4s ease-in-out infinite; }
.btn, button[class*="btn"], a[class*="btn"] { border-radius: var(--radius-md); transition: var(--transition); background: var(--color-accent); color: white; border: none; box-shadow: var(--shadow-sm); }
a:not([class]) { color: var(--color-primary); transition: var(--transition); }
a:not([class]):hover { color: var(--color-accent); text-shadow: 0 0 8px rgba(var(--rgb-accent), 0.4); }

/* ========== 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; }

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

/* hero: centered */
.hero-content { text-align: center; max-width: 800px; margin: 0 auto; }

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

/* partners: centered */
.partner-grid { display: flex; flex-wrap: wrap; justify-content: center; gap: 2rem; }
.partners-section { background: #fffbeb; }

/* 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; }
.stats-section { background: var(--color-primary-dark); color: white; }

/* cta: full-bg */
.cta-section { background: linear-gradient(135deg, var(--color-primary-dark), var(--color-primary)); color: #fff; padding: 4rem 2rem; box-shadow: 0 0 32px rgba(var(--rgb-accent), 0.3); }

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

/* 条件性装饰 */
.card:hover, [class*="card"]:hover { transform: translateY(-6px); box-shadow: 0 0 32px rgba(var(--rgb-accent), 0.6); border-color: var(--color-accent); }
.btn:hover, button[class*="btn"]:hover, a[class*="btn"]:hover { box-shadow: 0 0 32px rgba(var(--rgb-accent), 0.6); transform: scale(1.05); }
.hero, [class*="hero"], section:first-of-type { background: linear-gradient(135deg, #0f766e, #064e3b); color: white; }

/* 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; }
}