/* CSSVariantEngine v3.0 — official-hth-score.com.cn */
/* Palette: indigo-amber | Radius: rounded | Shadow: layered */
/* Spacing: balanced | Transition: smooth */
/* Section layouts: {"news":"grid-4","features":"grid-4","hero":"split","testimonials":"carousel","partners":"scroll","faq":"two-column","stats":"big-number","cta":"split"} */

:root {
    --color-primary: #4f46e5;
    --color-primary-dark: #4338ca;
    --color-accent: #f59e0b;
    --color-surface: #faf5ff;
    --color-text: #1e1b2e;
    --rgb-primary: 79,70,229;
    --rgb-accent: 245,158,11;
    --radius-sm: 6px;
    --radius-md: 14px;
    --radius-lg: 22px;
    --radius-xl: 32px;
    --shadow-sm: 0 2px 8px rgba(79,70,229,.08), 0 6px 12px rgba(245,158,11,.06);
    --shadow-md: 0 6px 18px rgba(79,70,229,.12), 0 18px 36px rgba(245,158,11,.10), 0 2px 4px rgba(30,27,46,.05);
    --shadow-lg: 0 12px 28px rgba(79,70,229,.18), 0 30px 60px rgba(245,158,11,.14), 0 4px 8px rgba(30,27,46,.08);
    --space-section: 3.4rem;
    --space-card: 1.15rem;
    --space-gap: 1.15rem;
    --transition: 0.55s cubic-bezier(0.23, 1, 0.32, 1);
    --heading-weight: 700;
    --body-line-height: 1.6;
    accent-color: var(--color-primary);
    caret-color: var(--color-primary);
}

/* 基础覆盖 */
body { color: var(--color-text); line-height: var(--body-line-height); background: linear-gradient(135deg, #eef2ff 0%, #faf5ff 45%, #fdf4ff 100%); }
h1, h2, h3, h4 { font-weight: var(--heading-weight); text-shadow: 0 2px 12px rgba(79,70,229,.12); }
section, .section { padding-top: var(--space-section); padding-bottom: var(--space-section); background: linear-gradient(180deg, rgba(79,70,229,.04), rgba(245,158,11,.03)); box-shadow: inset 0 1px 0 rgba(255,255,255,.7); }
.card, [class*="card"] { border-radius: var(--radius-lg); box-shadow: var(--shadow-md); padding: var(--space-card); transition: var(--transition); background: linear-gradient(145deg, rgba(255,255,255,.92), rgba(250,245,255,.65)); outline: 1px solid rgba(79,70,229,.08); outline-offset: -1px; backdrop-filter: blur(8px); -webkit-backdrop-filter: blur(8px); }
.btn, button[class*="btn"], a[class*="btn"] { border-radius: var(--radius-md); transition: var(--transition); background: linear-gradient(135deg, var(--color-primary), var(--color-primary-dark)); color: #fff; box-shadow: 0 8px 20px rgba(79,70,229,.3), 0 2px 6px rgba(30,27,46,.12); text-shadow: 0 1px 2px rgba(0,0,0,.12); }
a:not([class]) { color: var(--color-primary); transition: var(--transition); text-shadow: 0 1px 0 rgba(255,255,255,.6); }

/* ========== 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) * 0.75); background: linear-gradient(90deg, rgba(79,70,229,.05), rgba(245,158,11,.05)); border-radius: var(--radius-lg); }

/* features: grid-4 */
.feature-list { display: grid; grid-template-columns: repeat(4, 1fr); gap: calc(var(--space-gap) * 0.95); background: linear-gradient(180deg, rgba(245,158,11,.05), rgba(79,70,229,.04)); border-radius: var(--radius-xl); }

/* hero: split */
/* 左文右图 */
.hero-inner { display: grid; grid-template-columns: 1fr 1fr; gap: 1.7rem; align-items: center; background: radial-gradient(circle at 15% 40%, rgba(79,70,229,.12), transparent 60%), radial-gradient(circle at 85% 70%, rgba(245,158,11,.14), transparent 50%); border-radius: var(--radius-xl); box-shadow: inset 0 0 0 1px rgba(255,255,255,.6); }

/* testimonials: carousel */
/* 单条轮播 */
.testimonial-list { display: flex; overflow: hidden; background: linear-gradient(90deg, rgba(79,70,229,.04), rgba(245,158,11,.05), rgba(79,70,229,.04)); border-radius: var(--radius-lg); }
.testimonial-list > * { flex: 0 0 100%; background: linear-gradient(145deg, rgba(255,255,255,.9), rgba(250,245,255,.8)); border-radius: var(--radius-lg); box-shadow: var(--shadow-sm); }

/* partners: scroll */
/* 自动滚动 */
.partner-grid { display: flex; gap: 1.7rem; overflow: hidden; animation: partnerScroll 26s linear infinite; background: linear-gradient(90deg, rgba(79,70,229,.06), rgba(245,158,11,.06)); border-radius: var(--radius-xl); }
@keyframes partnerScroll { 0% { transform: translate3d(0,0,0); } 100% { transform: translate3d(-50%,0,0); } }

/* faq: two-column */
.faq-list { display: grid; grid-template-columns: 1fr 1fr; gap: calc(var(--space-gap) * 0.9); background: linear-gradient(135deg, rgba(79,70,229,.05), rgba(245,158,11,.04)); border-radius: var(--radius-lg); }

/* stats: big-number */
/* 大数字居中 */
.stats-grid { display: flex; flex-wrap: wrap; justify-content: center; gap: 2.2rem; background: radial-gradient(circle at 50% 50%, rgba(245,158,11,.08), rgba(79,70,229,.04)); border-radius: var(--radius-xl); }
.stats-grid .stat-value { font-size: 3rem; background: linear-gradient(90deg, #4f46e5, #f59e0b); -webkit-background-clip: text; background-clip: text; -webkit-text-fill-color: transparent; color: #4f46e5; filter: drop-shadow(0 4px 12px rgba(79,70,229,.3)); }

/* cta: split */
.cta-inner { display: grid; grid-template-columns: 1fr auto; align-items: center; gap: 2.3rem; background: linear-gradient(90deg, rgba(79,70,229,.08), rgba(245,158,11,.08)); border-radius: var(--radius-xl); box-shadow: inset 0 0 0 1px rgba(255,255,255,.6); }

/* Page Layout: wide */
/* 超宽 */
.page-main { max-width: 1400px; margin: 0 auto; background: linear-gradient(180deg, rgba(255,255,255,.4), rgba(250,245,255,.2)); border-radius: var(--radius-lg); }

/* 条件性装饰 */
header, .header, .navbar { box-shadow: inset 0 -1px 0 rgba(79,70,229,.08), 0 4px 16px rgba(79,70,229,.12), 0 2px 4px rgba(30,27,46,.04); background: linear-gradient(180deg, rgba(255,255,255,.85), rgba(250,245,255,.6)); backdrop-filter: blur(12px) saturate(160%); -webkit-backdrop-filter: blur(12px) saturate(160%); }

/* 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: 2.3rem; --space-card: 1.15rem; --space-gap: 0.85rem; }
    .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; }
}