/* CSSVariantEngine v3.0 — go-zuqiubifen-jiebao-qq.com.cn */
/* Palette: gradient-rich vibrant | Radius: asymmetric mixed | Shadow: multi-layer colored */
/* Spacing: bold contrast | Transition: 0.5s smooth cubic-bezier */
/* Section layouts: {"news":"grid-4","features":"grid-4","hero":"minimal","testimonials":"carousel","partners":"centered","faq":"single-column","stats":"inline","cta":"centered"} */

:root {
    --color-primary: #7928ca;
    --color-primary-dark: #4a148c;
    --color-accent: #ff0080;
    --color-surface: #fef7ff;
    --color-text: #1a0533;
    --rgb-primary: 121, 40, 202;
    --rgb-accent: 255, 0, 128;
    --radius-sm: 4px;
    --radius-md: 20px;
    --radius-lg: 36px;
    --radius-xl: 48px;
    --shadow-sm: 0 2px 8px rgba(121, 40, 202, 0.12);
    --shadow-md: 0 4px 16px rgba(121, 40, 202, 0.15), 0 2px 6px rgba(255, 0, 128, 0.08);
    --shadow-lg: 0 12px 32px rgba(121, 40, 202, 0.2), 0 6px 16px rgba(255, 0, 128, 0.12), 0 2px 8px rgba(0, 0, 0, 0.06);
    --space-section: 4rem;
    --space-card: 1.5rem;
    --space-gap: 1.25rem;
    --transition: 0.5s cubic-bezier(0.4, 0, 0.2, 1);
    --heading-weight: 800;
    --body-line-height: 1.75;
}

/* 基础覆盖 */
body { 
    color: var(--color-text); 
    line-height: var(--body-line-height); 
    background: linear-gradient(135deg, #fef7ff 0%, #f3e8ff 50%, #fce7f3 100%);
}
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, transparent 0%, rgba(121,40,202,0.03) 100%);
}
.card, [class*="card"] { 
    border-radius: var(--radius-lg); 
    box-shadow: var(--shadow-md); 
    padding: var(--space-card); 
    transition: var(--transition);
    background: linear-gradient(180deg, #ffffff 0%, #fdf4ff 100%);
}
.btn, button[class*="btn"], a[class*="btn"] { 
    border-radius: var(--radius-md); 
    transition: var(--transition);
    background: linear-gradient(90deg, #7928ca 0%, #ff0080 100%);
    color: #ffffff;
    border: none;
}
a:not([class]) { 
    color: var(--color-primary); 
    transition: var(--transition);
    text-decoration-thickness: 2px;
    text-decoration-color: #ff0080;
}
a:not([class]):hover {
    color: var(--color-accent);
}

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

/* news: grid-4 */
/* 四列紧凑网格 */
.news-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: calc(var(--space-gap) * 0.8); }

/* features: grid-4 */
.feature-list { display: grid; grid-template-columns: repeat(4, 1fr); gap: var(--space-gap); }

/* hero: minimal */
.hero { 
    padding: 2rem 0; 
    background: radial-gradient(circle at top left, rgba(255,0,128,0.15) 0%, transparent 60%),
                radial-gradient(circle at bottom right, rgba(121,40,202,0.15) 0%, transparent 60%);
} 
.hero-content { max-width: 560px; }

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

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

/* 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; }

/* cta: centered */
.cta-inner { 
    text-align: center; 
    max-width: 700px; 
    margin: 0 auto; 
    background: linear-gradient(135deg, #7928ca 0%, #ff0080 50%, #ffc107 100%);
    color: white;
    padding: 3rem;
    border-radius: var(--radius-xl);
}

/* Page Layout: narrow-centered */
/* 窄版居中 */
.page-main { max-width: 860px; margin: 0 auto; }

/* 条件性装饰 */
.card:hover, [class*="card"]:hover { 
    transform: translateY(-4px); 
    box-shadow: var(--shadow-lg); 
}
.card { 
    border: 3px solid;
    border-image: linear-gradient(135deg, #7928ca, #ff0080, #ffc107) 1; 
}
header, .header, .navbar { 
    background: linear-gradient(180deg, rgba(121,40,202,0.08) 0%, transparent 100%); 
    backdrop-filter: blur(8px);
}

/* 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; }
}