/* CSSVariantEngine v3.0 — live-app-333sports.com.cn */
/* Palette: teal-amber | Radius: soft | Shadow: layered */
/* Spacing: comfortable | Transition: smooth */
/* Section layouts: {"news":"grid-3","features":"grid-2","hero":"left-aligned","testimonials":"carousel","partners":"scroll","faq":"two-column","stats":"grid-4","cta":"full-bg"} */

:root {
    --color-primary: #0a5c4f;
    --color-primary-dark: #042824;
    --color-accent: #f28e2b;
    --color-surface: #fdf7ec;
    --color-text: #13201d;
    --rgb-primary: 10,92,79;
    --rgb-accent: 242,142,43;
    --radius-sm: 10px;
    --radius-md: 16px;
    --radius-lg: 24px;
    --radius-xl: 36px;
    --shadow-sm: 0 1px 2px rgba(var(--rgb-primary),.08), 0 4px 12px rgba(var(--rgb-primary),.06);
    --shadow-md: 0 2px 6px rgba(var(--rgb-primary),.06), 0 12px 24px -8px rgba(var(--rgb-primary),.14), 0 24px 48px -16px rgba(var(--rgb-accent),.12);
    --shadow-lg: 0 4px 10px rgba(var(--rgb-primary),.06), 0 16px 32px -8px rgba(var(--rgb-primary),.2), 0 40px 80px -16px rgba(var(--rgb-accent),.18);
    --space-section: 4.5rem;
    --space-card: 1.75rem;
    --space-gap: 1.375rem;
    --transition: 0.55s cubic-bezier(0.22, 1, 0.36, 1);
    --heading-weight: 700;
    --body-line-height: 1.6;
    caret-color: var(--color-accent);
    accent-color: var(--color-accent);
}

/* 基础覆盖 */
body {
    color: var(--color-text);
    line-height: var(--body-line-height);
    background:
        radial-gradient(1000px 400px at 85% -50px, rgba(var(--rgb-accent),.12), transparent 60%),
        radial-gradient(800px 500px at -100px 30%, rgba(var(--rgb-primary),.1), transparent 55%),
        linear-gradient(180deg, #ffffff 0%, var(--color-surface) 50%, #ffffff 100%);
    background-attachment: fixed;
}
h1, h2, h3, h4 { font-weight: var(--heading-weight); }
section, .section {
    padding-top: var(--space-section);
    padding-bottom: var(--space-section);
    background: linear-gradient(180deg, rgba(255,255,255,.4), rgba(var(--rgb-primary),.03));
}

section:not(:first-of-type):not([class*="hero"]):not([class*="cta"]):nth-of-type(odd),
.section:not(:first-of-type):not([class*="hero"]):not([class*="cta"]):nth-of-type(odd) {
    background: linear-gradient(180deg, #ffffff 0%, var(--color-surface) 100%);
}
section:not(:first-of-type):not([class*="hero"]):not([class*="cta"]):nth-of-type(even),
.section:not(:first-of-type):not([class*="hero"]):not([class*="cta"]):nth-of-type(even) {
    background: linear-gradient(180deg, var(--color-surface) 0%, #ffffff 100%);
}

.card, [class*="card"] {
    border-radius: var(--radius-lg);
    box-shadow: inset 0 0 0 1px rgba(var(--rgb-accent),.1), var(--shadow-md);
    padding: var(--space-card);
    transition: var(--transition);
    background: linear-gradient(145deg, rgba(255,255,255,.92), rgba(var(--rgb-accent),.06)), var(--color-surface);
}
.btn, button[class*="btn"], a[class*="btn"] {
    border-radius: var(--radius-md);
    transition: var(--transition);
    background: linear-gradient(135deg, var(--color-accent), #ffbe66);
    color: #13201d;
}
a:not([class]) { color: var(--color-accent); transition: var(--transition); }

/* ========== 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: grid-2 */
.feature-list { display: grid; grid-template-columns: repeat(2, 1fr); gap: calc(var(--space-gap) * 1.5); }

/* hero: left-aligned */
.hero-content { text-align: left; max-width: 600px; }

/* testimonials: carousel */
/* 单条轮播 */
.testimonial-list { display: flex; overflow: hidden; } 
.testimonial-list > * { flex: 0 0 100%; }

/* partners: scroll */
/* 自动滚动 */
.partner-grid { display: flex; gap: 2.25rem; overflow: hidden; animation: partnerScroll 28s linear infinite; }
@keyframes partnerScroll { 0% { transform: translateX(0); } 100% { transform: translateX(-50%); } }

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

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

/* cta: full-bg */
.cta-section {
    background: linear-gradient(115deg, var(--color-primary) 0%, var(--color-primary-dark) 45%, var(--color-primary) 100%);
    color: #fff;
    padding: 4rem 2rem;
}

/* 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: inset 0 0 0 1px rgba(var(--rgb-accent),.18), var(--shadow-lg);
    background: linear-gradient(145deg, rgba(255,255,255,.96), rgba(var(--rgb-accent),.1)), var(--color-surface);
}
a:not([class]):hover { color: var(--color-primary); }
.hero, [class*="hero"], section:first-of-type {
    color: #fff;
    background:
        radial-gradient(80% 140% at 20% 0%, rgba(var(--rgb-accent),.28), transparent 50%),
        radial-gradient(60% 120% at 100% 100%, rgba(255,255,255,.08), transparent 60%),
        linear-gradient(130deg, #0a5c4f 0%, #075344 35%, #042824 100%);
}
.card {
    border-left: 3px solid transparent;
    border-image: linear-gradient(180deg, var(--color-accent), var(--color-primary), var(--color-accent)) 1;
    border-radius: var(--radius-lg);
    background: linear-gradient(145deg, rgba(255,255,255,.88), rgba(var(--rgb-primary),.06)), var(--color-surface);
}

/* 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; }
}