/* Palette: berry & cream | Radius: mosaic | Shadow: layered air */
/* Layout: card-mosaic | Transition: plush */
/* Section layouts: {"news":"list-view","features":"grid-4","hero":"centered","testimonials":"masonry","partners":"centered","faq":"two-column","stats":"inline","cta":"centered"} */

:root {
    --color-primary: #6d28d9;
    --color-primary-dark: #2e1065;
    --color-accent: #f59e0b;
    --color-surface: #f6f2eb;
    --color-text: #211c17;
    --rgb-primary: 109, 40, 217;
    --rgb-accent: 245, 158, 11;
    --card-accent: var(--rgb-accent);
    --radius-sm: 12px;
    --radius-md: 20px;
    --radius-lg: 28px;
    --radius-xl: 36px;
    --shadow-sm: 0 2px 8px rgba(60, 45, 30, .05), 0 6px 18px rgba(60, 45, 30, .04);
    --shadow-md: 0 14px 28px -12px rgba(60, 45, 30, .12), 0 4px 12px rgba(60, 45, 30, .06);
    --shadow-lg: 0 30px 60px -20px rgba(60, 45, 30, .18), 0 12px 24px rgba(60, 45, 30, .07);
    --space-section: 4.5rem;
    --space-card: 1.75rem;
    --space-gap: 1.5rem;
    --transition: 0.3s cubic-bezier(.22, .68, 0, 1.1);
    --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 { color: var(--color-primary-dark); 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: 0 16px 32px -14px rgba(var(--card-accent, var(--rgb-accent)), .20), 0 4px 12px rgba(60, 45, 30, .06); padding: var(--space-card); transition: var(--transition); background: linear-gradient(145deg, rgba(var(--card-accent, var(--rgb-accent)), .10), rgba(255, 255, 255, .75)); backdrop-filter: blur(10px); color: var(--color-text); }
.btn, button[class*="btn"], a[class*="btn"] { border-radius: var(--radius-md); transition: var(--transition); }
a:not([class]) { color: var(--color-primary); transition: var(--transition); }

/* news: list-view */
.news-grid { --card-accent: 244, 63, 94; display: flex; flex-direction: column; gap: var(--space-gap); }
.news-grid .card { display: grid; grid-template-columns: 280px 1fr; }

/* features: grid-4 */
.feature-list { --card-accent: 139, 92, 246; display: grid; grid-template-columns: repeat(4, 1fr); gap: var(--space-gap); }

/* hero: centered */
.hero-content { --card-accent: 245, 158, 11; text-align: center; max-width: 800px; margin: 0 auto; }

/* testimonials: masonry */
.testimonial-list { --card-accent: 16, 185, 129; column-count: 2; column-gap: var(--space-gap); }
.testimonial-list > * { break-inside: avoid; margin-bottom: var(--space-gap); }

/* partners: centered */
.partner-grid { --card-accent: 249, 115, 22; display: flex; flex-wrap: wrap; justify-content: center; gap: 2.25rem; }

/* faq: two-column */
.faq-list { --card-accent: 6, 182, 212; display: grid; grid-template-columns: 1fr 1fr; gap: var(--space-gap); }

/* stats: inline */
.stats-grid { --card-accent: 236, 72, 153; display: flex; justify-content: center; gap: 3.5rem; }

/* cta: centered */
.cta-inner { --card-accent: 16, 185, 129; text-align: center; max-width: 700px; margin: 0 auto; }

/* Page Layout: wide */
.page-main { max-width: 1440px; margin: 0 auto; }

/* 条件性装饰 */
.card:hover, [class*="card"]:hover { transform: translateY(-6px); box-shadow: 0 26px 50px -16px rgba(var(--card-accent, var(--rgb-accent)), .32), 0 8px 18px rgba(60, 45, 30, .08); }
a:not([class]):hover { color: var(--color-accent); }
.hero, [class*="hero"], section:first-of-type { background: linear-gradient(135deg, #8b5cf6 0%, #4c1d95 55%, #2e1065 100%); color: #fff8eb; text-shadow: 0 2px 12px rgba(0, 0, 0, .18); }
.card { border: 1px solid rgba(var(--card-accent, var(--rgb-accent)), .18); }
header, .header, .navbar { background: transparent; }

/* 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; }
}