:root{--c-background: #ffffff;--c-shell: #ffffff;--c-surface: #f4f8ff;--c-heading: #101a3a;--c-body: #34445f;--c-muted: #52647e;--c-brand: #0066ff;--c-button: #0052cc;--c-button-hover: #003fa3;--c-border: #dce6f3;--c-success: #087f5b;--c-notice: #9a5b00;--content-max: 1280px;--gutter: 32px;--radius-stage: 16px;--radius-control: 8px;--radius-pill: 100px;--touch-min: 48px;--icon-button-size: 44px;--space-section: 96px;--space-section-half: 48px;--space-title: 32px;--space-group: 24px;--space-tight: 16px;--space-xs: 12px;--space-xxs: 8px;--space-xxxs: 4px;--font-sans: "PingFang SC", "Microsoft YaHei", "Hiragino Sans GB", system-ui, -apple-system, "Segoe UI", sans-serif;--fs-hero: 4rem;--lh-hero: 1.1875;--fs-h1-inner: 3rem;--lh-h1-inner: 1.25;--fs-section: 2.25rem;--lh-section: 1.3333;--fs-card: 1.5rem;--lh-card: 1.4167;--fs-node: 1.125rem;--lh-node: 1.5;--fs-body: 1rem;--lh-body: 1.75;--fs-control: .875rem;--lh-control: 1.4286;--fs-input: 1rem;--fs-label: .75rem;--lh-label: 1.5;--ease-enter: cubic-bezier(.22, 1, .36, 1);--dur-enter: .48s;--dur-tab: .2s;--dur-node: .24s}@media (max-width: 1199px){:root{--gutter: 24px;--space-section: 64px;--space-section-half: 32px;--space-title: 28px}}@media (max-width: 767px){:root{--gutter: 20px;--space-section: 48px;--space-section-half: 24px;--space-title: 24px;--fs-hero: 2.25rem;--lh-hero: 1.2222;--fs-h1-inner: 2rem;--lh-h1-inner: 1.3125;--fs-section: 1.75rem;--lh-section: 1.3571;--fs-card: 1.25rem;--lh-card: 1.4}}@media (max-width: 374px){:root{--gutter: 16px;--fs-hero: 2.25rem;--lh-hero: 1.2222}}@media (prefers-reduced-motion: no-preference){.site-page-entering main{animation:site-page-enter .18s ease-out both}.site-page-leaving main{opacity:.45;transition:opacity .1s ease-out;pointer-events:none}}@keyframes site-page-enter{0%{opacity:.45}to{opacity:1}}.site-footer{position:relative;background:var(--c-surface);border-top:1px solid var(--c-border);font-family:var(--font-sans);line-height:var(--lh-body)}.site-footer__inner{container:footer-layout / inline-size;max-width:calc(var(--content-max) + var(--gutter) * 2);margin-inline:auto;padding-inline:var(--gutter)}.site-footer a:focus-visible{outline:3px solid var(--c-brand);outline-offset:4px}.site-footer p,.site-footer h3{margin:0}.footer-directory{display:grid;grid-template-columns:minmax(260px,.85fr) minmax(430px,1.25fr) minmax(220px,.65fr);grid-template-areas:"identity navigation contact";align-items:start;gap:56px;padding-block:40px 32px}.footer-directory>*{min-width:0}.footer-identity{grid-area:identity}.footer-identity__brand{display:inline-flex;align-items:center;gap:5px;min-height:40px;color:var(--c-heading);font-size:1.75rem;font-weight:600;letter-spacing:-.02em;white-space:nowrap;text-decoration:none}.footer-identity__brand .brand__zh{color:var(--c-brand)}.site-footer .footer-identity__tagline{margin-top:6px;color:var(--c-muted);font-size:var(--fs-body);line-height:var(--lh-body)}.footer-directory__navigation{grid-area:navigation;display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:40px}.site-footer .footer-directory__heading{display:flex;align-items:center;min-height:32px;color:var(--c-heading);font-size:var(--fs-body);line-height:var(--lh-body);font-weight:600}.footer-directory__list{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:0 20px;list-style:none;margin:8px 0 0;padding:0}.footer-directory__link{display:inline-flex;align-items:center;min-height:40px;padding-block:6px;color:var(--c-body);font-size:var(--fs-body);line-height:var(--lh-control);text-decoration:none}.footer-contact{grid-area:contact;justify-self:end;width:min(100%,230px)}.site-footer .footer-contact__heading{display:flex;align-items:center;min-height:32px;color:var(--c-heading);font-size:var(--fs-body);line-height:var(--lh-body);font-weight:600}.footer-contact__phone{display:inline-flex;align-items:center;min-height:var(--touch-min);margin-top:8px;color:var(--c-heading);font-size:1.5rem;line-height:var(--lh-node);font-weight:400;font-variant-numeric:tabular-nums;letter-spacing:.01em;text-decoration:none;overflow-wrap:anywhere}.footer-legal{display:flex;flex-wrap:wrap;justify-content:space-between;align-items:center;gap:4px 24px;border-top:1px solid var(--c-border);padding-block:14px;color:var(--c-muted);font-size:var(--fs-control);line-height:var(--lh-body)}.footer-legal__copyright{min-width:0}.footer-legal__registration{display:inline-flex;align-items:center;min-height:36px;color:var(--c-muted);text-decoration:none}@media (hover: hover){.footer-directory__link:hover,.footer-contact__phone:hover,.footer-legal__registration:hover{color:var(--c-brand);text-decoration:underline;text-decoration-color:var(--c-brand);text-underline-offset:5px}}@container footer-layout (max-width: 64em){.footer-directory{grid-template-columns:minmax(0,1fr) minmax(220px,.65fr);grid-template-areas:"identity contact" "navigation navigation";gap:28px 48px}.footer-contact{align-self:start}.footer-directory__navigation{max-width:680px}}@container footer-layout (max-width: 40em){.footer-directory{grid-template-columns:minmax(0,1fr);grid-template-areas:"identity" "contact" "navigation";gap:24px}.footer-contact{justify-self:start;width:100%}.footer-directory__navigation{width:100%;max-width:none;gap:24px}.footer-directory__list{grid-template-columns:minmax(0,1fr)}.footer-legal{justify-content:flex-start;gap:0 24px}}@container footer-layout (max-width: 15em){.footer-directory__navigation,.footer-directory__list{grid-template-columns:minmax(0,1fr)}.footer-identity__brand{white-space:normal}}@media (max-width: 1199px){.footer-directory__link,.footer-legal__registration{min-height:var(--touch-min)}}@media (max-width: 767px){.footer-directory{padding-block:32px 28px}.footer-identity__brand{font-size:1.5rem}.footer-contact__phone{margin-top:4px}}@media (prefers-reduced-motion: reduce){.site-footer *,.site-footer *:after{transition:none}}