.site-header[data-v-75c10c01]{position:sticky;top:0;left:0;right:0;z-index:100;width:100%;box-sizing:border-box;padding:16px 32px 12px;background:var(--header-bg);border-bottom:1px solid var(--header-border);transition:background .35s ease,border-color .35s ease}.header-inner[data-v-75c10c01]{max-width:1200px;margin:0 auto;display:flex;align-items:center;justify-content:space-between;gap:20px}.header-right[data-v-75c10c01]{display:flex;align-items:center;gap:20px;flex-wrap:wrap;justify-content:flex-end}.brand[data-v-75c10c01]{display:flex;align-items:center;gap:14px;text-decoration:none;color:inherit}.brand-logo[data-v-75c10c01]{display:block;flex-shrink:0;height:42px;width:auto;max-width:140px;-o-object-fit:contain;object-fit:contain;filter:var(--brand-logo-filter);transition:filter .35s ease}.brand-text[data-v-75c10c01]{display:flex;flex-direction:column;line-height:1.15}.brand-title[data-v-75c10c01]{font-size:22px;font-weight:600;letter-spacing:.12em;background:linear-gradient(135deg,#f0e6d2,#c9a962 45%,#8b7355);-webkit-background-clip:text;background-clip:text;color:transparent}.brand-sub[data-v-75c10c01]{font-size:11px;color:var(--brand-sub);letter-spacing:.06em;text-transform:uppercase;transition:color .35s ease}.nav[data-v-75c10c01]{display:flex;align-items:center;gap:28px}.nav-link[data-v-75c10c01]{position:relative;font-size:15px;color:var(--nav-link);text-decoration:none;padding:8px 0;transition:color .2s}.nav-link.is-active[data-v-75c10c01]{color:var(--nav-link-active)}.nav-link.is-active[data-v-75c10c01]:after{content:"";position:absolute;left:0;right:0;bottom:0;height:2px;background:linear-gradient(90deg,transparent,#c9a962,transparent);border-radius:1px}.nav-link[data-v-75c10c01]:hover{color:var(--nav-link-hover)}.theme-toolbar[data-v-75c10c01]{flex-shrink:0}.theme-icon-btn[data-v-75c10c01]{display:inline-flex;align-items:center;justify-content:center;width:28px;height:28px;padding:0;margin:0;border:1px solid var(--theme-switch-border);border-radius:50%;background:var(--theme-switch-track);color:var(--theme-switch-muted);cursor:pointer;transition:color .2s ease,background .2s ease,border-color .35s ease,transform .15s ease}.theme-icon-btn[data-v-75c10c01]:hover{color:var(--theme-switch-active-fg);background:var(--theme-switch-active-bg)}.theme-icon-btn[data-v-75c10c01]:active{transform:scale(.94)}.theme-icon-btn[data-v-75c10c01]:focus-visible{outline:2px solid rgba(201,169,98,.55);outline-offset:2px}.theme-icon-svg[data-v-75c10c01]{width:14px;height:14px;display:block}@media(max-width:820px){.header-inner[data-v-75c10c01]{flex-direction:column;align-items:stretch}.header-right[data-v-75c10c01]{justify-content:space-between;width:100%}.nav[data-v-75c10c01]{gap:16px}}@media(max-width:640px){.site-header[data-v-75c10c01]{padding:12px 16px}.brand-sub[data-v-75c10c01]{display:none}.nav[data-v-75c10c01]{gap:12px}.nav-link[data-v-75c10c01]{font-size:14px}}html{background:#f4f1ea}html[data-theme=dark]{background:#050508}body,html{margin:0;min-height:100%}#app-root.app-root{min-height:100vh;display:flex;flex-direction:column;font-family:Noto Sans SC,PingFang SC,Microsoft YaHei,sans-serif;transition:background-color .35s ease,color .35s ease}#app-root.app-root[data-theme=dark]{background:#050508;color:#e8e0d4;--page-bg-base:#050508;--page-bg-result:#060608;--hero-vignette:rgba(0,0,0,.5);--grain-opacity:0.45;--hero-noise-opacity:0.6;--footer-line:hsla(0,0%,100%,.35);--home-script:hsla(36,30%,87%,.55);--home-tagline:hsla(36,30%,87%,.45);--search-bar-shadow:0 8px 40px rgba(0,0,0,.55),0 0 0 1px rgba(201,169,98,.15);--header-bg:linear-gradient(180deg,rgba(0,0,0,.85),rgba(0,0,0,.35));--header-border:rgba(201,169,98,.12);--nav-link:hsla(36,30%,87%,.78);--nav-link-hover:#f5ecd8;--nav-link-active:#f0e6d2;--brand-sub:rgba(201,169,98,.55);--theme-switch-track:hsla(0,0%,100%,.06);--theme-switch-border:rgba(201,169,98,.22);--theme-switch-muted:hsla(36,30%,87%,.55);--theme-switch-active-bg:rgba(201,169,98,.22);--theme-switch-active-fg:#f5ecd8;--about-intro:hsla(36,30%,87%,.72);--about-intro-emphasis:hsla(36,30%,87%,.88);--about-body:hsla(36,30%,87%,.62);--about-muted:hsla(36,30%,87%,.55);--about-card-bg:rgba(201,169,98,.06);--about-img-bg:rgba(0,0,0,.25);--about-h3:hsla(36,30%,87%,.92);--about-h2:hsla(44,65%,91%,.95);--about-steps:hsla(36,30%,87%,.65);--about-step-title:hsla(36,30%,87%,.88);--about-caption:rgba(201,169,98,.65);--about-slogan-sub:hsla(36,30%,87%,.55);--about-img-shadow:0 12px 36px rgba(0,0,0,.35);--query-scan-title:hsla(0,0%,100%,.92);--query-grain-opacity:0.45;--query-desc:hsla(36,30%,87%,.5);--query-btn-requery-fg:hsla(0,0%,100%,.75);--query-btn-requery-hover:#fff;--brand-logo-filter:brightness(1.1) contrast(1.06) drop-shadow(0 0 18px rgba(212,175,55,.45));--hero-logo-img-filter:drop-shadow(0 12px 40px rgba(201,169,98,.45));--query-report-page-bg:#2a2a2e}#app-root.app-root[data-theme=light]{background:#f4f1ea;color:#2c261c;--page-bg-base:#f4f1ea;--page-bg-result:#ebe6dc;--hero-vignette:hsla(40,24%,51%,.18);--grain-opacity:0.28;--hero-noise-opacity:0.35;--footer-line:rgba(0,0,0,.42);--home-script:rgba(60,52,38,.72);--home-tagline:rgba(60,52,38,.55);--search-bar-shadow:0 10px 32px rgba(60,48,30,.1),0 0 0 1px hsla(43,32%,57%,.22);--header-bg:linear-gradient(180deg,hsla(0,0%,100%,.98),hsla(40,36%,95%,.94));--header-border:rgba(160,140,90,.28);--nav-link:rgba(55,48,36,.85);--nav-link-hover:#4a4030;--nav-link-active:#6b5420;--brand-sub:rgba(120,100,60,.75);--theme-switch-track:rgba(0,0,0,.05);--theme-switch-border:rgba(160,140,90,.35);--theme-switch-muted:rgba(55,48,36,.55);--theme-switch-active-bg:rgba(201,169,98,.38);--theme-switch-active-fg:#3d3424;--about-intro:rgba(44,38,28,.88);--about-intro-emphasis:rgba(44,38,28,.95);--about-body:rgba(44,38,28,.72);--about-muted:rgba(44,38,28,.55);--about-card-bg:rgba(201,169,98,.12);--about-img-bg:hsla(0,0%,100%,.65);--about-h3:rgba(44,38,28,.92);--about-h2:rgba(44,38,28,.95);--about-steps:rgba(44,38,28,.68);--about-step-title:rgba(44,38,28,.9);--about-caption:rgba(120,95,45,.75);--about-slogan-sub:rgba(44,38,28,.55);--about-img-shadow:0 12px 28px rgba(60,48,30,.12);--query-scan-title:rgba(44,38,28,.92);--query-grain-opacity:0.2;--query-desc:rgba(44,38,28,.55);--query-btn-requery-fg:rgba(44,38,28,.85);--query-btn-requery-hover:#1a1208;--brand-logo-filter:drop-shadow(0 2px 8px rgba(60,48,30,.12)) drop-shadow(0 4px 20px rgba(201,169,98,.32));--hero-logo-img-filter:drop-shadow(0 6px 28px rgba(201,169,98,.28)) drop-shadow(0 2px 10px rgba(0,0,0,.06));--query-report-page-bg:#e8e8e8}.main-area{flex:1;display:flex;flex-direction:column;min-height:0}.site-footer{text-align:center;padding:24px 16px 32px;font-size:12px;color:var(--footer-line);letter-spacing:.02em;transition:color .35s ease}.site-footer .footer-line{margin:0 0 8px}.site-footer .footer-icp{margin:0}.site-footer .footer-icp-link{color:#4a90e2;text-decoration:none;transition:opacity .2s ease}.site-footer .footer-icp-link:hover{text-decoration:underline;opacity:.9}.site-footer .footer-icp-link:focus-visible{outline:2px solid currentColor;outline-offset:2px}