/* CSSVariantEngine v3.0 — dianzitiyu.org.cn */
/* Palette: spotlight-gold | Radius: medium-glow | Shadow: radiant | Spacing: spacious-centered | Transition: smooth-glow */
/* Section layouts: {"news":"grid-3","features":"centered","hero":"overlay","testimonials":"grid-3","partners":"grid-6","faq":"two-column","stats":"grid-4","cta":"full-bg"} */

:root {
    --color-primary: #d4af37;
    --color-primary-dark: #a67c00;
    --color-accent: #ffc107;
    --color-surface: #ffffff;
    --color-text: #e8e8f0;
    --rgb-primary: 212,175,55;
    --rgb-accent: 255,193,7;
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 16px;
    --radius-xl: 20px;
    --shadow-sm: 0 0 12px rgba(var(--rgb-accent), 0.15);
    --shadow-md: 0 0 24px rgba(var(--rgb-accent), 0.4), 0 2px 8px rgba(0,0,0,0.1);
    --shadow-lg: 0 0 32px rgba(var(--rgb-accent), 0.6), 0 4px 16px rgba(0,0,0,0.15);
    --space-section: 5rem;
    --space-card: 1.5rem;
    --space-gap: 1.25rem;
    --transition: 0.35s cubic-bezier(0.4, 0, 0.2, 1);
    --heading-weight: 700;
    --body-line-height: 1.65;
}

@keyframes pulse-glow {
    0%, 100% { box-shadow: 0 0 24px rgba(var(--rgb-accent), 0.4); }
    50% { box-shadow: 0 0 38px rgba(var(--rgb-accent), 0.6); }
}

/* 基础覆盖 */
body { background-color: #0f0f1a; color: var(--color-text); line-height: var(--body-line-height); }
h1, h2, h3, h4 { font-weight: var(--heading-weight); text-align: center; }
section, .section { padding-top: var(--space-section); padding-bottom: var(--space-section); }
.card, [class*="card"] { background-color: var(--color-surface); color: #1a1a2e; border-radius: var(--radius-lg); box-shadow: var(--shadow-md); padding: var(--space-card); transition: var(--transition); }
.btn, button[class*="btn"], a[class*="btn"] { background-color: var(--color-primary); color: #0f0f1a; border-radius: var(--radius-md); transition: var(--transition); }
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: centered */
/* 居中大卡片 */
                .feature-list { display: flex; flex-direction: column; align-items: center; justify-content: center; gap: calc(var(--space-gap) * 2); max-width: 720px; margin: 0 auto; }

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

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

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

/* 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(135deg, var(--color-primary), var(--color-accent)); color: #0f0f1a; padding: 4rem 2rem; }

/* Page Layout: centered */
/*  centered max-width 840px */
            .page-main { max-width: 840px; margin: 0 auto; }

/* 条件性装饰 */
.card:hover, [class*="card"]:hover { transform: translateY(-4px); box-shadow: var(--shadow-lg); animation: pulse-glow 2.2s infinite ease-in-out; }
.hero, [class*="hero"], section:first-of-type { background: linear-gradient(135deg, #1a1a2e, #0f0f1a); }
header, .header, .navbar { background-color: #141424; box-shadow: 0 0 16px rgba(var(--rgb-accent), 0.2); }

/* 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; }
}