:root{--st-color-primary:#2563eb;--st-color-primary-hover:#1451d8;--st-color-primary-active:#1147bc;--st-color-primary-soft:#e9effd;--st-color-primary-contrast:#fff;--st-color-secondary:#f97316;--st-color-secondary-hover:#e56106;--st-color-secondary-soft:#feeee3;--st-color-secondary-contrast:#111827;--st-neutral-50:#f9fafb;--st-neutral-100:#f2f3f5;--st-neutral-200:#e2e4e9;--st-neutral-300:#cbcfd8;--st-neutral-400:#969eb0;--st-neutral-500:#656f86;--st-neutral-600:#535b6e;--st-neutral-700:#424857;--st-neutral-800:#2c303a;--st-neutral-900:#181a20;--st-color-text:#181a20;--st-color-text-muted:#656f86;--st-color-border:#e2e4e9;--st-color-bg:#fff;--st-color-bg-soft:#f9fafb;--st-color-card:#fff;--st-surface-brand:linear-gradient(135deg,#0f3ea5,#3c51f3);--st-surface-secondary:linear-gradient(135deg,#cd5705,#f97316);--st-font-family:"PingFang SC","Microsoft YaHei",system-ui,sans-serif;--st-font-size-base:16px;--st-radius:8px;--st-radius-button:8px;--st-section-padding:72px;--st-content-width:1080px;--st-space-none:0px;--st-space-sm:32px;--st-space-md:56px;--st-space-lg:80px;--st-space-xl:120px;--st-tone-dark-text:#fff;--st-tone-dark-muted:#ffffffbf;--st-gradient-brand:var(--st-surface-brand);--st-gradient-sunset:linear-gradient(135deg,#f97316,#db2777);--st-gradient-ocean:linear-gradient(135deg,#0f766e,#0ea5e9);--st-gradient-mono:linear-gradient(135deg,#111827,#4b5563)}.container{max-width:var(--st-content-width);margin:0 auto;padding:0 24px}.section{padding:var(--st-section-padding) 0}.section--soft{background:var(--st-color-bg-soft)}.section__title{text-align:center;margin:0 0 12px;font-size:32px;font-weight:700}.section__subtitle{color:var(--st-color-text-muted);text-align:center;margin:0 0 48px;font-size:16px}.section__head{justify-content:space-between;align-items:flex-end;margin-bottom:32px;display:flex}.section__head .section__subtitle,.section__head .section__title{text-align:left;margin-bottom:0}.section__more{color:var(--st-color-primary);white-space:nowrap}.btn,.section__more{font-size:14px;text-decoration:none}.btn{border-radius:var(--st-radius);align-items:center;padding:8px 18px;font-weight:500;transition:all .15s;display:inline-flex}.btn--lg{padding:14px 32px;font-size:16px}.btn--primary{background:var(--st-color-primary);color:var(--st-color-primary-contrast)}.btn--primary:hover{filter:brightness(1.08)}.btn--ghost{color:var(--st-color-text);border:1px solid #ddd}.btn--ghost:hover{border-color:var(--st-color-primary);color:var(--st-color-primary)}.btn--light{color:var(--st-color-primary);background:#fff}.tag{background:var(--st-color-bg-soft);border-radius:4px;padding:2px 8px;font-size:12px;display:inline-block}.empty,.tag{color:var(--st-color-text-muted)}.empty{text-align:center;padding:48px}.page-banner{background:var(--st-surface-brand);color:#fff;text-align:center;padding:64px 0}.page-banner h1{margin:0 0 12px;font-size:36px;font-weight:700}.page-banner p{opacity:.9;margin:0;font-size:16px}@media (width<=768px){.section__head{flex-direction:column;align-items:flex-start;gap:8px}}