/* CSSVariantEngine v3.0 — main-mktiyu-football.com.cn */
/* Palette: teal-glow | Radius: medium | Shadow: glow */
/* Spacing: comfortable | Transition: smooth */
/* Section layouts: {"news":"grid-3","features":"horizontal","hero":"split","testimonials":"grid-3","partners":"centered","faq":"two-column","stats":"grid-3","cta":"centered"} */

:root {
    --color-primary: #14b8a6;
    --color-primary-dark: #0f766e;
    --color-accent: #38bdf8;
    --color-surface: #f1f5f9;
    --color-text: #0f172a;
    --color-sidebar: #252e3a;
    --color-card: #ffffff;
    --rgb-primary: 20, 184, 166;
    --rgb-accent: 56, 189, 248;
    --radius-sm: 6px;
    --radius-md: 10px;
    --radius-lg: 14px;
    --radius-xl: 20px;
    --shadow-sm: 0 1px 2px rgba(15,23,42,.08), 0 0 0 1px rgba(20,184,166,.08), 0 0 14px rgba(20,184,166,.12);
    --shadow-md: 0 6px 14px rgba(15,23,42,.10), 0 2px 6px rgba(15,23,42,.06), 0 0 24px rgba(20,184,166,.18);
    --shadow-lg: 0 14px 28px rgba(15,23,42,.14), 0 6px 12px rgba(15,23,42,.08), 0 0 32px rgba(56,189,248,.28);
    --space-section: 4rem;
    --space-card: 1.5rem;
    --space-gap: 1.25rem;
    --transition: 0.28s cubic-bezier(0.4, 0, 0.2, 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: var(--color-surface); accent-color: var(--color-primary); caret-color: var(--color-accent); }
h1, h2, h3, h4 { font-weight: var(--heading-weight); text-shadow: 0 0 24px rgba(20,184,166,.08); }
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); }
.btn, button[class*="btn"], a[class*="btn"] { border-radius: var(--radius-md); transition: var(--transition); box-shadow: 0 0 18px rgba(20,184,166,.22), inset 0 0 0 1px rgba(56,189,248,.10); }
a:not([class]) { color: var(--color-primary); transition: var(--transition); text-decoration-color: rgba(20,184,166,.45); }

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

/* news: grid-3 */
/* 三列等宽网格 */
                .news-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: var(--space-gap); }

/* features: horizontal */
/* 水平滚动 */
                .feature-list { display: flex; gap: var(--space-gap); overflow-x: auto; scroll-snap-type: x mandatory; }
                .feature-list > * { flex: 0 0 300px; scroll-snap-align: start; }

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

/* faq: two-column */
.faq-list { display: grid; grid-template-columns: 1fr 1fr; gap: var(--space-gap); }

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

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

/* 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(-4px); box-shadow: 0 18px 36px rgba(15,23,42,.16), 0 8px 16px rgba(15,23,42,.10), 0 0 32px rgba(56,189,248,.55), 0 0 64px rgba(20,184,166,.25); }
a:not([class]):hover { color: var(--color-accent); text-shadow: 0 0 14px rgba(56,189,248,.55); }
.hero, [class*="hero"], section:first-of-type { background: linear-gradient(135deg, #0f766e 0%, #115e59 45%, #252e3a 100%); box-shadow: inset 0 0 90px rgba(56,189,248,.12), 0 0 40px rgba(20,184,166,.16); animation: glowPulse 5s ease-in-out infinite; }
.card { border-left: 3px solid var(--color-primary); background-color: var(--color-card); }
header, .header, .navbar { background: rgba(37, 46, 58, 0.96); color: #f8fafc; box-shadow: 0 2px 24px rgba(20,184,166,.18), inset 0 -1px 0 rgba(56,189,248,.14); backdrop-filter: blur(14px); -webkit-backdrop-filter: blur(14px); }

@keyframes glowPulse {
    0%, 100% { box-shadow: inset 0 0 90px rgba(56,189,248,.12), 0 0 40px rgba(20,184,166,.16); }
    50% { box-shadow: inset 0 0 110px rgba(56,189,248,.18), 0 0 56px rgba(20,184,166,.24); }
}

/* 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; }
}