/* CSSVariantEngine v3.0 — about-hao-aoke.com.cn */
/* Palette: midnight stage + spotlight gold | Radius: soft-rounded | Shadow: layered-glow */
/* Spacing: tight | Transition: slow-smooth */
/* Section layouts: {"news":"masonry-2","features":"grid-4","hero":"overlay","testimonials":"stacked","partners":"scroll","faq":"two-column","stats":"big-number","cta":"card-style"} */

:root {
    --color-primary: #8b5cf6;
    --color-primary-dark: #6d28d9;
    --color-accent: #f4c563;
    --color-accent-soft: #ffe7ab;
    --color-surface: #171728;
    --color-surface-2: #1e1b33;
    --color-stage: #0f0f1a;
    --color-text: #e9e5f6;
    --rgb-primary: 139,92,246;
    --rgb-accent: 244,197,99;
    --rgb-stage: 15,15,26;
    --radius-sm: 9px;
    --radius-md: 15px;
    --radius-lg: 22px;
    --radius-xl: 30px;
    --shadow-sm: 0 1px 2px rgba(var(--rgb-stage),.65), 0 6px 14px rgba(var(--rgb-primary),.20);
    --shadow-md: 0 2px 6px rgba(var(--rgb-stage),.60), 0 14px 30px rgba(var(--rgb-primary),.24), inset 0 0 0 1px rgba(var(--rgb-accent),.07);
    --shadow-lg: 0 8px 20px rgba(var(--rgb-stage),.65), 0 28px 64px rgba(var(--rgb-primary),.30), 0 0 44px rgba(var(--rgb-accent),.12);
    --space-section: 2.25rem;
    --space-card: 1.1rem;
    --space-gap: 0.85rem;
    --transition: 0.45s cubic-bezier(0.22, 0.61, 0.36, 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-color: var(--color-stage);
    background-image:
        radial-gradient(ellipse 90% 60% at 50% -12%, rgba(var(--rgb-primary),.32), rgba(var(--rgb-primary),0) 62%),
        radial-gradient(ellipse 60% 40% at 50% 108%, rgba(var(--rgb-accent),.14), rgba(var(--rgb-accent),0) 70%),
        linear-gradient(180deg, #0f0f1a 0%, #141127 48%, #0b0b14 100%);
    background-repeat: no-repeat;
}
h1, h2, h3, h4 { font-weight: var(--heading-weight); text-shadow: 0 1px 0 rgba(var(--rgb-stage),.7), 0 8px 26px rgba(var(--rgb-primary),.30); }
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-image:
        linear-gradient(158deg, rgba(var(--rgb-primary),.20) 0%, rgba(var(--rgb-accent),.06) 46%, rgba(23,23,40,.94) 100%),
        radial-gradient(circle at 100% 0%, rgba(var(--rgb-accent),.13), rgba(var(--rgb-accent),0) 58%);
    background-color: var(--color-surface);
}
.btn, button[class*="btn"], a[class*="btn"] {
    border-radius: var(--radius-md);
    transition: var(--transition);
    background-image: linear-gradient(135deg, #a78bfa 0%, var(--color-primary) 45%, #6d28d9 100%);
    color: #14101f;
    box-shadow: 0 2px 4px rgba(var(--rgb-stage),.5), 0 10px 24px rgba(var(--rgb-primary),.32);
}
a:not([class]) { color: var(--color-accent); transition: var(--transition); }

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

/* news: masonry-2 */
/* 两列瀑布流 */
                .news-grid { column-count: 2; column-gap: var(--space-gap); }
                .news-grid .card { break-inside: avoid; margin-bottom: 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: stacked */
/* 垂直堆叠 */
                .testimonial-list { display: flex; flex-direction: column; gap: var(--space-gap); max-width: 720px; margin: 0 auto; }

/* partners: scroll */
/* 自动滚动 */
                .partner-grid { display: flex; gap: 2rem; overflow: hidden; animation: partnerScroll 22s linear infinite; }
                @keyframes partnerScroll { 0% { transform: translateX(0); } 100% { transform: translateX(-50%); } }

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

/* 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; }

/* cta: card-style */
.cta-inner {
    background: var(--color-surface);
    background-image:
        radial-gradient(ellipse 70% 120% at 50% 0%, rgba(var(--rgb-accent),.20) 0%, rgba(var(--rgb-accent),0) 62%),
        linear-gradient(160deg, #241a44 0%, #1a1630 52%, #121020 100%);
    border-radius: var(--radius-xl);
    padding: 3rem;
    text-align: center;
    box-shadow: var(--shadow-lg);
}

/* Page Layout: wide */
/* 超宽 */
            .page-main { max-width: 1400px; margin: 0 auto; }

/* 条件性装饰 */
a:not([class]):hover { color: var(--color-accent-soft); text-shadow: 0 0 18px rgba(var(--rgb-accent),.55); }
.hero, [class*="hero"], section:first-of-type {
    background-color: var(--color-stage);
    background-image:
        radial-gradient(ellipse 85% 70% at 50% 0%, rgba(var(--rgb-accent),.22) 0%, rgba(var(--rgb-accent),0) 58%),
        radial-gradient(ellipse 70% 90% at 12% 92%, rgba(var(--rgb-primary),.42) 0%, rgba(var(--rgb-primary),0) 65%),
        linear-gradient(150deg, #1b1035 0%, #2b1a55 38%, #0f0f1a 100%);
    box-shadow: inset 0 -1px 0 rgba(var(--rgb-accent),.20), inset 0 0 140px rgba(var(--rgb-primary),.22);
}
.card { border-left: 3px solid var(--color-accent); }
header, .header, .navbar {
    box-shadow: 0 1px 0 rgba(var(--rgb-accent),.16), 0 10px 30px rgba(var(--rgb-stage),.70), 0 2px 12px rgba(var(--rgb-primary),.24);
    background-image: linear-gradient(180deg, rgba(30,27,51,.96) 0%, rgba(15,15,26,.90) 100%);
    background-color: rgba(15,15,26,.92);
}

/* 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; --radius-xl: 24px; }
    .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; }
}