/* CSSVariantEngine v3.0 — live-kaiyuan-app.com.cn */
/* Palette: gold-on-dark | Radius: medium | Shadow: glow */
/* Spacing: tight | Transition: smooth */
/* Section layouts: {"news":"list-view","features":"grid-2","hero":"split","testimonials":"grid-3","partners":"centered","faq":"single-column","stats":"inline","cta":"centered"} */

:root {
    --color-primary: #d4a537;
    --color-primary-dark: #8c6a1f;
    --color-accent: #f2c94c;
    --color-surface: #1a1a2e;
    --color-text: #f3ecd9;
    --rgb-primary: 212,165,55;
    --rgb-accent: 242,201,76;
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 14px;
    --radius-xl: 16px;
    --shadow-sm: 0 1px 2px rgba(0,0,0,.4), 0 0 12px rgba(242,201,76,.12);
    --shadow-md: 0 4px 16px rgba(0,0,0,.45), 0 0 24px rgba(242,201,76,.25), inset 0 1px 0 rgba(255,255,255,.04);
    --shadow-lg: 0 12px 32px rgba(0,0,0,.5), 0 0 40px rgba(242,201,76,.35), inset 0 1px 0 rgba(255,255,255,.06);
    --space-section: 2rem;
    --space-card: 1rem;
    --space-gap: 0.75rem;
    --transition: 0.5s cubic-bezier(0.22, 1, 0.36, 1);
    --heading-weight: 600;
    --body-line-height: 1.65;
}

/* 基础覆盖 */
body { color: var(--color-text); line-height: var(--body-line-height); background: radial-gradient(circle at 50% 0%, #19192b, #0f0f1a 70%); }
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-color: var(--color-surface); }
.btn, button[class*="btn"], a[class*="btn"] { border-radius: var(--radius-md); transition: var(--transition); box-shadow: var(--shadow-sm); }
a:not([class]) { color: var(--color-primary); transition: var(--transition); text-shadow: 0 0 12px rgba(242, 201, 76, 0.25); }

/* ========== 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); }

/* 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; }

/* 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, #241a38, #0f0f1a 78%); box-shadow: 0 0 24px rgba(242, 201, 76, 0.18); animation: stageGlowPulse 7s ease-in-out infinite; }

/* hover halo */
.card:hover, [class*="card"]:hover { box-shadow: 0 0 32px rgba(242, 201, 76, 0.55), 0 8px 24px rgba(0, 0, 0, 0.45); }
.btn:hover, button[class*="btn"]:hover, a[class*="btn"]:hover { box-shadow: 0 0 36px rgba(242, 201, 76, 0.6), 0 4px 16px rgba(0, 0, 0, 0.4); }
a:not([class]):hover { color: var(--color-accent); text-shadow: 0 0 16px rgba(242, 201, 76, 0.55); }

@keyframes stageGlowPulse {
    0%, 100% { box-shadow: 0 0 24px rgba(242, 201, 76, 0.18); }
    50% { box-shadow: 0 0 52px rgba(242, 201, 76, 0.4); }
}

/* 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; }
}