/* CSSVariantEngine v3.0 — go-huangguantiyuwang.com.cn */
/* Palette: centered-stage | Radius: generous | Shadow: gradient-layered */
/* Spacing: spacious | Transition: smooth-long */
/* Section layouts: {"news":"list-view","features":"grid-2","hero":"split","testimonials":"grid-3","partners":"centered","faq":"with-sidebar","stats":"big-number","cta":"full-bg"} */

:root {
    --color-primary: #7e22ce;
    --color-primary-dark: #3b0764;
    --color-accent: #d97706;
    --color-surface: linear-gradient(135deg, #ffffff 0%, #fffaf0 100%);
    --color-text: #1e1b4b;
    --rgb-primary: 126, 34, 206;
    --rgb-accent: 217, 119, 6;
    --radius-sm: 6px;
    --radius-md: 12px;
    --radius-lg: 18px;
    --radius-xl: 24px;
    --shadow-sm: 0 3px 12px rgba(var(--rgb-primary), 0.15), 0 1px 4px rgba(var(--rgb-accent), 0.08);
    --shadow-md: 0 7px 28px rgba(var(--rgb-primary), 0.18), 0 2px 10px rgba(var(--rgb-accent), 0.1);
    --shadow-lg: 0 14px 56px rgba(var(--rgb-primary), 0.22), 0 5px 20px rgba(var(--rgb-accent), 0.12);
    --space-section: 4.5rem;
    --space-card: 1.2rem;
    --space-gap: 1rem;
    --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: radial-gradient(ellipse at 50% 0%, #1a1a2e 0%, #0f0f1a 70%, #070710 100%);
}
h1, h2, h3, h4 { font-weight: var(--heading-weight); }
section, .section { padding-top: var(--space-section); padding-bottom: var(--space-section); }
.card, [class*="card"] { 
    background: var(--color-surface);
    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); 
    background: linear-gradient(90deg, var(--color-primary) 0%, var(--color-accent) 100%);
    color: #ffffff;
}
a:not([class]) { color: var(--color-accent); transition: var(--transition); }

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

/* news: list-view */
/* 列表模式 (图左文右) */
                .news-grid { display: flex; flex-direction: column; gap: var(--space-gap); }
                .news-grid .card { display: grid; grid-template-columns: 280px 1fr; }

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

/* 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); }
.testimonial-list .card {
    background: linear-gradient(180deg, #ffffff 0%, #fff7ed 100%);
}

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

/* faq: with-sidebar */
/* FAQ 左 + 联系信息右 */
                .faq-wrapper { display: grid; grid-template-columns: 2fr 1fr; gap: 2rem; }

/* stats: big-number */
/* 大数字居中 */
                .stats-grid { display: flex; flex-wrap: wrap; justify-content: center; gap: 2rem; }
                .stats-grid .stat-value { font-size: 3rem; color: var(--color-accent); }

/* cta: full-bg */
.cta-section { 
    background: linear-gradient(90deg, #7e22ce 0%, #d97706 50%, #7e22ce 100%); 
    color: #fff; 
    padding: 4rem 2rem; 
    box-shadow: 0 -10px 60px rgba(var(--rgb-accent), 0.2);
}

/* Page Layout: wide */
/* 超宽 */
            .page-main { max-width: 880px; margin: 0 auto; }

/* 条件性装饰 */
.card { 
    border-left: 3px solid;
    border-image: linear-gradient(to bottom, var(--color-primary), var(--color-accent)) 1;
}
header, .header, .navbar { 
    background: linear-gradient(to bottom, rgba(15,15,26,0.95), rgba(15,15,26,0.7)); 
    backdrop-filter: blur(12px);
}

/* 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; }
}