:root {
    --color-primary: #7b2ff7;
    --color-primary-dark: #2a0a52;
    --color-accent: #ff6b35;
    --color-surface: #f3e8ff;
    --color-text: #1e1b2e;
    --rgb-primary: 123,47,247;
    --rgb-accent: 255,107,53;
    --color-lime: #c6f432;
    --color-cream: #fff4e6;
    --grad-hero: linear-gradient(125deg, #2a0a52 0%, #7b2ff7 36%, #ff2e88 66%, #ff6b35 84%, #ffcc33 100%);
    --grad-block: linear-gradient(160deg, #ffffff 0%, #f8f0ff 48%, #ffe9dd 100%);
    --grad-cta: linear-gradient(118deg, #1e1b2e 0%, #4b1a8f 34%, #7b2ff7 62%, #ff6b35 100%);
    --radius-sm: 6px;
    --radius-md: 14px;
    --radius-lg: 22px;
    --radius-xl: 34px;
    --shadow-sm: 0 1px 0 rgba(42,10,82,.08), 0 6px 18px -6px rgba(var(--rgb-primary),.45);
    --shadow-md: 0 8px 0 -3px rgba(var(--rgb-accent),.28), 0 20px 44px -18px rgba(42,10,82,.55), inset 0 1px 0 rgba(255,255,255,.85);
    --shadow-lg: 0 16px 0 -8px rgba(198,244,50,.42), 0 38px 74px -28px rgba(42,10,82,.6);
    --space-section: 3rem;
    --space-card: 1.25rem;
    --space-gap: 1rem;
    --transition: 0.5s cubic-bezier(.22,1,.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: linear-gradient(180deg, #fdf9ff 0%, #fff7f2 46%, #f6f0ff 100%);
    caret-color: var(--color-accent);
    accent-color: var(--color-primary);
}
h1, h2, h3, h4 { font-weight: var(--heading-weight); text-shadow: 0 2px 0 rgba(255,255,255,.45), 0 12px 30px 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: var(--grad-block); color: var(--color-text); outline: 1px solid rgba(var(--rgb-primary),.18); outline-offset: -1px; }
.btn, button[class*="btn"], a[class*="btn"] { border-radius: 999px; transition: var(--transition); background: linear-gradient(120deg, #7b2ff7 0%, #ff2e88 55%, #ff6b35 100%); color: #fff4e6; box-shadow: 0 4px 0 -1px rgba(42,10,82,.35), 0 16px 32px -14px rgba(var(--rgb-accent),.65); text-shadow: 0 1px 2px rgba(42,10,82,.35); }
a:not([class]) { color: var(--color-primary); transition: var(--transition); text-decoration-color: var(--color-accent); }

/* ========== 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-2 */
.feature-list { display: grid; grid-template-columns: repeat(2, 1fr); gap: calc(var(--space-gap) * 1.5); }

/* hero: centered */
.hero-content { text-align: center; max-width: 800px; margin: 0 auto; color: #fff4e6; text-shadow: 0 2px 10px rgba(42,10,82,.55); }

/* testimonials: stacked */
/* 垂直堆叠 */
                .testimonial-list { display: flex; flex-direction: column; gap: var(--space-gap); max-width: 720px; margin: 0 auto; }

/* partners: centered */
.partner-grid { display: flex; flex-wrap: wrap; justify-content: center; gap: 2rem; }

/* faq: with-sidebar */
/* FAQ 左 + 联系信息右 */
                .faq-wrapper { display: grid; grid-template-columns: 2fr 1fr; gap: 2rem; }

/* stats: grid-3 */
.stats-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: var(--space-gap); text-align: center; }

/* cta: card-style */
.cta-inner { background: var(--grad-cta); border-radius: var(--radius-xl); padding: 3rem; text-align: center; color: #fff4e6; box-shadow: var(--shadow-lg); outline: 2px solid rgba(255,107,53,.45); outline-offset: 6px; }

/* Page Layout: narrow-centered */
/* 窄版居中 */
            .page-main { max-width: 860px; margin: 0 auto; }

/* 条件性装饰 */
.hero, [class*="hero"], section:first-of-type { background: var(--grad-hero); color: #fff4e6; }
header, .header, .navbar { background: linear-gradient(180deg, rgba(255,255,255,.12) 0%, rgba(255,107,53,.04) 60%, rgba(255,255,255,0) 100%); }

/* 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; }
}