/* CSSVariantEngine v3.0 — sc-hthapp.com.cn */
/* Palette: violet-orange | Radius: soft rounded | Shadow: dual colored */
/* Spacing: symmetric 24px gap | Transition: smooth long */
/* Section layouts: {"news":"grid-3","features":"grid-4","hero":"overlay","testimonials":"carousel","partners":"grid-6","faq":"with-sidebar","stats":"grid-3","cta":"split"} */

:root {
    --color-primary: #7c3aed;
    --color-primary-dark: #5b21b6;
    --color-accent: #f97316;
    --color-surface: #fdf4ff;
    --color-text: #2e1065;
    --rgb-primary: 124, 58, 237;
    --rgb-accent: 249, 115, 22;
    --radius-sm: 6px;
    --radius-md: 12px;
    --radius-lg: 18px;
    --radius-xl: 24px;
    --shadow-sm: 0 3px 10px rgba(var(--rgb-primary), .15), 0 1px 3px rgba(var(--rgb-accent), .08);
    --shadow-md: 0 6px 22px rgba(var(--rgb-primary), .12), 0 2px 8px rgba(var(--rgb-accent), .06);
    --shadow-lg: 0 12px 40px rgba(var(--rgb-primary), .1), 0 4px 16px rgba(var(--rgb-accent), .05);
    --space-section: 3.2rem;
    --space-card: 1.4rem;
    --space-gap: 1.5rem;
    --transition: 0.5s cubic-bezier(0.4, 0, 0.2, 1);
    --heading-weight: 700;
    --body-line-height: 1.6;
}

/* 基础覆盖 */
body { color: var(--color-text); line-height: var(--body-line-height); background: linear-gradient(180deg, #fdf4ff 0%, #fef3c7 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"] { border-radius: var(--radius-lg); box-shadow: var(--shadow-md); padding: var(--space-card); transition: var(--transition); background: radial-gradient(circle at top left, #ffffff 0%, #faf5ff 100%); }
.btn, button[class*="btn"], a[class*="btn"] { border-radius: var(--radius-md); transition: var(--transition); background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-accent) 100%); color: white; border: none; }
a:not([class]) { color: var(--color-primary); 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-4 */
.feature-list { display: grid; grid-template-columns: repeat(4, 1fr); gap: var(--space-gap); }

/* hero: overlay */
/* 全屏背景+文字覆盖 */
.hero { position: relative; min-height: 70vh; display: flex; align-items: center; }
.hero-content { position: relative; z-index: 1; }

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

/* partners: grid-6 */
.partner-grid { display: grid; grid-template-columns: repeat(6, 1fr); gap: var(--space-gap); align-items: center; }

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

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

/* cta: split */
.cta-inner { display: grid; grid-template-columns: 1fr auto; align-items: center; gap: 2rem; }

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

/* 条件性装饰 */
a:not([class]):hover { color: var(--color-accent); text-shadow: 0 0 8px rgba(var(--rgb-accent), 0.3); }
.hero, [class*="hero"], section:first-of-type { background: linear-gradient(135deg, #7c3aed 0%, #a855f7 25%, #ec4899 60%, #f97316 100%); }
.card { border: 2px solid transparent; border-image: linear-gradient(135deg, rgba(var(--rgb-primary), 0.2), rgba(var(--rgb-accent), 0.25)) 1; }
header, .header, .navbar { box-shadow: 0 4px 12px rgba(var(--rgb-primary), 0.1), 0 2px 6px rgba(var(--rgb-accent), 0.05); background: rgba(255, 255, 255, 0.85); backdrop-filter: blur(10px); }

/* 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: 1rem; }
    .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; }
}