.site-header[data-v-5949c94d]{position:sticky;top:1rem;z-index:50;display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:.5rem 1rem;margin-bottom:2.5rem;padding:.35rem .5rem;border-radius:.75rem;border:1px solid transparent;transition:padding .25s ease,border-color .2s ease,background-color .2s ease,box-shadow .2s ease}@media(min-width:640px){.site-header[data-v-5949c94d]{border-radius:1rem;padding:.35rem .65rem}}.site-header--not-top[data-v-5949c94d]{border-color:var(--border);background-color:color-mix(in srgb,var(--card) 88%,transparent);-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);box-shadow:0 0 0 1px color-mix(in srgb,var(--foreground) 6%,transparent),0 10px 15px -3px color-mix(in srgb,var(--foreground) 8%,transparent)}html.dark .site-header--not-top[data-v-5949c94d]{background-color:color-mix(in srgb,var(--muted) 92%,transparent)}.brand[data-v-5949c94d]{z-index:2;font-size:1.125rem;font-weight:600;letter-spacing:-.02em;color:var(--foreground);text-decoration:none}.brand[data-v-5949c94d]:hover{color:var(--primary)}.header-expand[data-v-5949c94d]{flex:1;min-width:0;display:flex;justify-content:flex-end}.header-expand-inner[data-v-5949c94d]{width:100%;max-width:100%}.nav-row[data-v-5949c94d]{display:flex;flex-wrap:wrap;align-items:center;justify-content:flex-end;gap:.15rem .25rem}.nav-link[data-v-5949c94d]{border:none;background:transparent;font:inherit;font-size:.9rem;font-weight:500;padding:.45rem .65rem;border-radius:.5rem;color:var(--foreground);cursor:pointer;transition:color .15s ease;text-decoration:none;display:inline-flex;align-items:center;justify-content:flex-end}.nav-link[data-v-5949c94d]:hover,.nav-link--active[data-v-5949c94d]{color:var(--primary)}.nav-link--sub[data-v-5949c94d]{font-size:.85rem;opacity:.92}.nav-chevron[data-v-5949c94d]{display:inline-block;margin-left:.18em;font-size:.75em;line-height:1;opacity:.55;transform:rotate(90deg);transition:transform .2s ease,opacity .2s ease;pointer-events:none}.nav-dropdown:hover .nav-chevron[data-v-5949c94d]{transform:rotate(270deg);opacity:.9}.nav-tools[data-v-5949c94d]{display:inline-flex;align-items:center;gap:.25rem;margin-left:.25rem}.header-actions[data-v-5949c94d]{display:flex;align-items:center;gap:.35rem;z-index:2}.icon-btn[data-v-5949c94d]{display:inline-flex;align-items:center;justify-content:center;width:2.25rem;height:2.25rem;padding:0;border:1px solid var(--border);border-radius:.5rem;background:transparent;color:var(--foreground);cursor:pointer;transition:background .15s ease,border-color .15s ease,color .15s ease}.icon-btn[data-v-5949c94d]:hover,.icon-btn--on[data-v-5949c94d]{background:color-mix(in srgb,var(--muted) 80%,transparent);border-color:var(--border);color:var(--primary)}.ico[data-v-5949c94d]{display:block}.menu-btn[data-v-5949c94d]{display:inline-flex}@media(min-width:641px){.menu-btn[data-v-5949c94d]{display:none}}@media(max-width:640px){.header-expand[data-v-5949c94d]{order:3;width:100%;flex-basis:100%;max-height:0;overflow:hidden;opacity:0;transition:max-height .3s ease,opacity .25s ease}.site-header--expanded .header-expand[data-v-5949c94d]{max-height:22rem;opacity:1}.nav-row[data-v-5949c94d]{flex-direction:column;align-items:stretch;padding:.5rem 0 .25rem;border-top:1px solid var(--border)}.nav-link[data-v-5949c94d]{text-align:right;width:100%}.nav-tools[data-v-5949c94d]{justify-content:flex-end;width:100%;margin-left:0;padding-top:.25rem}}.search-panel[data-v-5949c94d]{width:100%;flex-basis:100%;order:4;padding-top:.5rem}.search-input[data-v-5949c94d]{width:100%;max-width:28rem;margin-left:auto;display:block;padding:.5rem .75rem;border-radius:var(--radius);border:1px solid var(--border);background:var(--sf-input-bg);color:var(--sf-text);font-size:.9rem;font-family:inherit}.search-hint[data-v-5949c94d]{width:100%;flex-basis:100%;order:4;margin:0;padding-top:.5rem;font-size:.85rem;color:var(--muted-foreground)}.sr-only[data-v-5949c94d]{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);border:0}.search-drop-enter-active[data-v-5949c94d],.search-drop-leave-active[data-v-5949c94d]{transition:opacity .2s ease,transform .2s ease}.search-drop-enter-from[data-v-5949c94d],.search-drop-leave-to[data-v-5949c94d]{opacity:0;transform:translateY(-4px)}.nav-dropdown[data-v-5949c94d]{position:relative;display:inline-flex}.dropdown-menu[data-v-5949c94d]{position:absolute;top:calc(100% + .35rem);left:50%;transform:translate(-50%) translateY(6px);min-width:auto;padding:.5rem .4rem;border-radius:.65rem;background:var(--card);border:1px solid var(--border);box-shadow:0 8px 28px color-mix(in srgb,var(--foreground) 12%,transparent);-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);opacity:0;visibility:hidden;transition:opacity .2s ease,visibility .2s ease,transform .2s ease;z-index:60;display:flex;flex-direction:row;gap:.25rem}.nav-dropdown:hover .dropdown-menu[data-v-5949c94d]{opacity:1;visibility:visible;transform:translate(-50%) translateY(0)}.dropdown-item[data-v-5949c94d]{display:inline-flex;align-items:center;gap:.4rem;padding:.45rem .85rem;font-size:.92rem;font-weight:500;letter-spacing:.01em;color:var(--muted-foreground);text-decoration:none;border-radius:.4rem;white-space:nowrap;transition:color .15s ease,background .15s ease}.dropdown-item[data-v-5949c94d]:hover{color:var(--foreground);background:color-mix(in srgb,var(--foreground) 8%,transparent)}.dropdown-menu--col[data-v-5949c94d]{flex-direction:column;min-width:7rem;left:0;transform:translate(0) translateY(6px)}.nav-dropdown:hover .dropdown-menu--col[data-v-5949c94d]{transform:translate(0) translateY(0)}.route-progress[data-v-419be216]{position:fixed;top:0;left:0;right:0;z-index:9999;pointer-events:none;display:flex;flex-direction:column;align-items:center;gap:.35rem;padding-top:.35rem}.route-progress-track[data-v-419be216]{width:min(320px,88vw);height:3px;border-radius:999px;background:color-mix(in srgb,var(--foreground, #0f172a) 14%,transparent);overflow:hidden;box-shadow:0 1px 8px color-mix(in srgb,var(--highlight-color, #659eb9) 35%,transparent)}.route-progress-fill[data-v-419be216]{height:100%;border-radius:inherit;background:linear-gradient(90deg,var(--highlight-color, #659eb9),color-mix(in srgb,var(--highlight-color, #659eb9) 70%,#fff));transition:width .12s ease-out}.route-progress-label[data-v-419be216]{font-size:.68rem;font-weight:700;letter-spacing:.06em;color:var(--highlight-color, #659eb9);text-shadow:0 0 10px color-mix(in srgb,var(--background, #fff) 85%,transparent)}.app-root[data-v-0bf1dff6]{position:relative;min-height:100vh;display:flex;justify-content:center;background:var(--background);color:var(--foreground)}.highlight-gradient[data-v-0bf1dff6]{pointer-events:none;position:fixed;inset:0 0 auto 0;height:100vh;width:100%;z-index:0;opacity:.22;background:linear-gradient(var(--highlight-color, #659eb9),transparent)}html.dark .highlight-gradient[data-v-0bf1dff6]{opacity:.18}.app-frame[data-v-0bf1dff6]{position:relative;z-index:1;width:100%;max-width:70rem;padding:0 1rem;min-height:100dvh;display:flex;flex-direction:column;justify-content:space-between}@media(min-width:640px){.app-frame[data-v-0bf1dff6]{padding:0 1.75rem}}@media(min-width:1024px){.app-frame[data-v-0bf1dff6]{padding:0 2.5rem}}.main-fill[data-v-0bf1dff6]{flex:1;min-height:calc(100dvh - 5.5rem)}.main-fill.main-solo[data-v-0bf1dff6]{min-height:100dvh}.site-footer[data-v-0bf1dff6]{text-align:center;padding:1.5rem 0 2rem;font-size:.78rem;color:var(--muted-foreground);display:flex;flex-direction:column;align-items:center;gap:.5rem}.footer-row[data-v-0bf1dff6]{display:flex;align-items:center;justify-content:center;flex-wrap:wrap;gap:.25rem .5rem}.footer-item[data-v-0bf1dff6]{display:inline-flex;align-items:center;gap:.3rem;padding:.2rem .45rem;border-radius:6px;transition:color .2s ease,background .2s ease;white-space:nowrap}.footer-item[data-v-0bf1dff6]:hover{color:var(--primary);background:color-mix(in srgb,var(--primary) 8%,transparent)}.footer-item strong[data-v-0bf1dff6]{font-weight:600;color:var(--foreground);transition:color .2s ease}.footer-item:hover strong[data-v-0bf1dff6]{color:var(--primary)}.footer-item svg[data-v-0bf1dff6]{opacity:.55;flex-shrink:0;transition:opacity .2s ease}.footer-item:hover svg[data-v-0bf1dff6]{opacity:.9}.footer-divider[data-v-0bf1dff6]{color:var(--border);-webkit-user-select:none;user-select:none}.footer-link[data-v-0bf1dff6]{color:inherit;text-decoration:none}.footer-link[data-v-0bf1dff6]:hover{text-decoration:underline}.footer-copy[data-v-0bf1dff6]{opacity:.75}@media(max-width:480px){.footer-stats[data-v-0bf1dff6]{flex-direction:column;gap:.25rem}.footer-stats .footer-divider[data-v-0bf1dff6]{display:none}}.page-enter-active[data-v-0bf1dff6],.page-leave-active[data-v-0bf1dff6]{transition:opacity .28s cubic-bezier(.22,1,.36,1),transform .28s cubic-bezier(.22,1,.36,1)}.page-enter-from[data-v-0bf1dff6]{opacity:0;transform:translateY(10px)}.page-leave-to[data-v-0bf1dff6]{opacity:0;transform:translateY(-8px)}:root{--highlight-color: #659eb9;--background: hsl(210 33% 99%);--foreground: hsl(240 10% 3.9%);--card: hsl(0 0% 100%);--muted: hsl(240 4.8% 95%);--muted-foreground: hsl(240 3.8% 38%);--border: hsl(240 5.9% 88%);--primary: hsl(200 29% 45%);--radius: .5rem;--radius-lg: .75rem;--radius-xl: 1rem;--sf-text: hsl(240 10% 3.9%);--sf-muted: hsl(240 3.8% 40%);--sf-card-bg: hsl(0 0% 100%);--sf-border: hsl(240 5.9% 88%);--sf-code-bg: hsl(240 4.8% 95.9%);--sf-input-bg: hsl(0 0% 100%);--sf-excerpt-bg: hsl(240 4.8% 95.9%);--sf-prose: hsl(215 16% 34%)}html.dark{color-scheme:dark;--background: hsl(240 20.54% 5.2%);--foreground: hsl(0 0% 98%);--card: hsl(240 10% 3.9%);--muted: hsl(240 5.9% 12%);--muted-foreground: hsl(240 5% 74.9%);--border: hsl(240 3.7% 19.9%);--primary: hsl(195 95% 85%);--sf-text: hsl(0 0% 98%);--sf-muted: hsl(240 5% 64.9%);--sf-card-bg: hsl(240 10% 3.9%);--sf-border: hsl(240 3.7% 19.9%);--sf-code-bg: hsl(240 3.7% 15.9%);--sf-input-bg: hsl(240 3.7% 15.9%);--sf-excerpt-bg: hsl(240 5.9% 12%);--sf-prose: hsl(215 20% 82%)}*,*:before,*:after{box-sizing:border-box}html{font-family:system-ui,-apple-system,Segoe UI,Roboto,Noto Sans SC,PingFang SC,Microsoft YaHei,sans-serif;background:var(--background);color:var(--foreground);min-height:100%}body{margin:0;min-height:100vh}a{color:inherit;text-decoration:none;transition:color .2s ease}a:hover{color:var(--primary)}::selection{background:color-mix(in srgb,var(--highlight-color) 35%,transparent)}
