:root {
    --color-primary: #c026d3;
    --color-primary-dark: #701a75;
    --color-accent: #f59e0b;
    --color-surface: #fdf4ff;
    --color-text: #3b0764;
    --rgb-primary: 192,38,211;
    --rgb-accent: 245,158,11;
    --radius-sm: 5px;
    --radius-md: 12px;
    --radius-lg: 20px;
    --radius-xl: 28px;
    --shadow-sm: 0 1px 2px rgba(112,26,117,.16), 0 4px 12px -2px rgba(192,38,211,.14);
    --shadow-md: 0 2px 5px rgba(112,26,117,.14), 0 12px 28px -8px rgba(192,38,211,.22), 0 24px 52px -22px rgba(245,158,11,.30);
    --shadow-lg: 0 4px 10px rgba(112,26,117,.18), 0 22px 48px -12px rgba(192,38,211,.30), 0 40px 80px -26px rgba(245,158,11,.34);
    --space-section: 5rem;
    --space-card: 2rem;
    --space-gap: 1.5rem;
    --transition: 0.55s cubic-bezier(0.22, 1, 0.36, 1);
    --heading-weight: 700;
    --body-line-height: 1.7;
}

/* 基础覆盖 */
body {
    color: var(--color-text);
    line-height: var(--body-line-height);
    background: linear-gradient(165deg, #fdf4ff 0%, #fae8ff 30%, #fef3c7 68%, #fffbeb 100%);
    accent-color: var(--color-primary);
    caret-color: var(--color-accent);
}
h1, h2, h3, h4 { font-weight: var(--heading-weight); color: #4a044e; text-shadow: 0 1px 0 rgba(255,255,255,.85), 0 6px 18px rgba(192,38,211,.14); }
section, .section { padding-top: var(--space-section); padding-bottom: var(--space-section); background-image: linear-gradient(180deg, rgba(250,232,255,.55) 0%, rgba(253,244,255,.25) 55%, rgba(254,243,199,.35) 100%); }
.card, [class*="card"] {
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md), inset 0 0 0 1px rgba(245,158,11,.20);
    padding: var(--space-card);
    transition: var(--transition);
    background-image: linear-gradient(145deg, #ffffff 0%, #fdf4ff 42%, #fae8ff 74%, #fef3c7 100%);
    background-color: var(--color-surface);
}
.btn, button[class*="btn"], a[class*="btn"] {
    border-radius: var(--radius-md);
    transition: var(--transition);
    background-image: linear-gradient(120deg, #701a75 0%, #c026d3 38%, #a21caf 62%, #f59e0b 100%);
    color: #fffbeb;
    border-color: rgba(112,26,117,.55);
    box-shadow: 0 1px 2px rgba(112,26,117,.28), 0 10px 24px -10px rgba(192,38,211,.48);
    text-shadow: 0 1px 1px rgba(74,4,78,.35);
}
a:not([class]) { color: var(--color-primary); transition: var(--transition); }
a:not([class]):hover { color: var(--color-primary-dark); }

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

/* news: featured-top */
/* 首篇横跨全宽 */
                .news-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: var(--space-gap); background-image: linear-gradient(200deg, rgba(192,38,211,.10) 0%, rgba(250,232,255,.20) 50%, rgba(245,158,11,.10) 100%); border-radius: var(--radius-xl); }

/* features: grid-3 */
.feature-list { display: grid; grid-template-columns: repeat(3, 1fr); gap: var(--space-gap); background-image: linear-gradient(20deg, rgba(245,158,11,.10) 0%, rgba(254,243,199,.18) 55%, rgba(192,38,211,.08) 100%); border-radius: var(--radius-xl); }

/* hero: split */
/* 左文右图 */
                .hero-inner { display: grid; grid-template-columns: 1fr 1fr; gap: 2rem; align-items: center; background-image: radial-gradient(circle at 12% 18%, rgba(192,38,211,.16) 0%, rgba(192,38,211,.06) 38%, rgba(255,255,255,0) 66%), linear-gradient(135deg, rgba(112,26,117,.10) 0%, rgba(250,232,255,.16) 55%, rgba(245,158,11,.14) 100%); border-radius: var(--radius-xl); }

/* testimonials: grid-3 */
.testimonial-list { display: grid; grid-template-columns: repeat(3, 1fr); gap: var(--space-gap); background-image: linear-gradient(300deg, rgba(245,158,11,.12) 0%, rgba(253,244,255,.20) 45%, rgba(112,26,117,.10) 100%); border-radius: var(--radius-xl); }

/* partners: scroll */
/* 自动滚动 */
                .partner-grid { display: flex; gap: 2rem; overflow: hidden; animation: partnerScroll 20s linear infinite; background-image: linear-gradient(90deg, rgba(112,26,117,.12) 0%, rgba(192,38,211,.08) 30%, rgba(245,158,11,.14) 70%, rgba(112,26,117,.12) 100%); }
                @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); background-image: linear-gradient(160deg, rgba(250,232,255,.28) 0%, rgba(192,38,211,.08) 50%, rgba(245,158,11,.12) 100%); border-radius: var(--radius-xl); }

/* stats: grid-3 */
.stats-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: var(--space-gap); text-align: center; background-image: radial-gradient(ellipse at 50% 0%, rgba(245,158,11,.18) 0%, rgba(192,38,211,.08) 45%, rgba(255,255,255,0) 78%), linear-gradient(180deg, rgba(112,26,117,.10) 0%, rgba(250,232,255,.16) 100%); border-radius: var(--radius-xl); }

/* cta: centered */
.cta-inner { text-align: center; max-width: 700px; margin: 0 auto; background-image: linear-gradient(120deg, rgba(192,38,211,.14) 0%, rgba(250,232,255,.22) 45%, rgba(245,158,11,.18) 100%); border-radius: var(--radius-xl); }

/* Page Layout: full-width */
/* 无侧边栏, 全宽 */
            .page-main { max-width: 1200px; margin: 0 auto; }

/* 条件性装饰 */
.card:hover, [class*="card"]:hover { transform: translateY(-4px); box-shadow: var(--shadow-lg), inset 0 0 0 1px rgba(245,158,11,.38); }
.card { border: 1px solid rgba(var(--rgb-primary), .26); }

/* 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-lg: 14px; --radius-xl: 18px; }
    .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; }
}