/* CSSVariantEngine v3.0 — zhs-boletiyu.com.cn */
/* Palette: glow-pinterest | Radius: medium-rounded | Shadow: neon-halo */
/* Spacing: medium-masonry | Transition: smooth-glow */
/* Section layouts: {"news":"grid-4","features":"grid-3","hero":"split","testimonials":"carousel","partners":"grid-6","faq":"two-column","stats":"inline","cta":"centered"} */

@keyframes subtlePulse {
    0%, 100% { filter: brightness(1); }
    50% { filter: brightness(1.04); }
}

:root {
    --color-primary: #6366f1;
    --color-primary-dark: #4f46e5;
    --color-accent: #ec4899;
    --color-surface: #f3f4f6;
    --color-text: #1e293b;
    --rgb-primary: 99, 102, 241;
    --rgb-accent: 236, 72, 153;
    --radius-sm: 8px;
    --radius-md: 10px;
    --radius-lg: 12px;
    --radius-xl: 16px;
    --shadow-sm: 0 2px 8px rgba(var(--rgb-accent), 0.12);
    --shadow-md: 0 4px 12px rgba(var(--rgb-accent), 0.18), 0 0 24px rgba(var(--rgb-accent), 0.25);
    --shadow-lg: 0 8px 20px rgba(var(--rgb-accent), 0.22), 0 0 28px rgba(var(--rgb-accent), 0.35);
    --space-section: 5rem;
    --space-card: 2rem;
    --space-gap: 1.5rem;
    --transition: 0.35s cubic-bezier(0.4, 0, 0.2, 1);
    --heading-weight: 700;
    --body-line-height: 1.6;
}

/* 基础覆盖 */
body { background-color: var(--color-surface); color: var(--color-text); line-height: var(--body-line-height); }
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: #ffffff; border-top: 4px solid var(--color-accent); border-radius: var(--radius-lg); box-shadow: var(--shadow-md); padding: var(--space-card); transition: var(--transition); animation: subtlePulse 4s ease-in-out infinite; }
.card:hover, [class*="card"]:hover { box-shadow: 0 8px 24px rgba(var(--rgb-accent), 0.3), 0 0 32px rgba(var(--rgb-accent), 0.6); transform: translateY(-2px); }
.btn, button[class*="btn"], a[class*="btn"] { background: var(--color-primary); color: #ffffff; border-radius: var(--radius-md); transition: var(--transition); border: none; }
.btn:hover, button[class*="btn"]:hover, a[class*="btn"]:hover { background: var(--color-accent); box-shadow: 0 0 24px rgba(var(--rgb-accent), 0.5); }
a:not([class]) { color: var(--color-primary); transition: var(--transition); }
a:not([class]):hover { color: var(--color-accent); text-shadow: 0 0 8px rgba(var(--rgb-accent), 0.4); }

/* ========== 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-3 */
.feature-list { display: grid; grid-template-columns: repeat(3, 1fr); gap: var(--space-gap); }

/* hero: split */
/* 左文右图 */
.hero-inner { display: grid; grid-template-columns: 1fr 1fr; gap: 2rem; align-items: center; }

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

/* 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; }

/* Page Layout: full-width */
/* 无侧边栏, 全宽 */
.page-main { max-width: 1200px; margin: 0 auto; }

/* 条件性装饰 */
.hero, [class*="hero"], section:first-of-type { background: linear-gradient(135deg, #6366f1, #ec4899); }
header, .header, .navbar { background: #ffffff; box-shadow: 0 2px 12px rgba(var(--rgb-accent), 0.18); }

/* 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; }
}