:root{--color-bg: #ffffff;--color-surface: #f7f7f8;--color-text: #1a1a1a;--color-text-muted: #5c5c5c;--color-border: #e2e2e5;--color-primary: #2b3a50;--color-primary-hover: #364761;--color-on-primary: #ffffff;--color-accent: #3f6ea5;--font-sans: system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, "PingFang SC", "Microsoft YaHei", sans-serif;--font-serif: ui-serif, Georgia, "Songti SC", "Noto Serif SC", serif;--font-mono: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;--fs-h1: clamp(1.75rem, 4vw, 2.5rem);--fs-h2: clamp(1.375rem, 3vw, 1.875rem);--fs-h3: 1.25rem;--fs-body: 1rem;--fs-small: .875rem;--lh-tight: 1.25;--lh-body: 1.7;--space-1: 4px;--space-2: 8px;--space-3: 16px;--space-4: 24px;--space-5: 32px;--space-6: 48px;--space-8: 96px;--radius-sm: 4px;--radius-md: 8px;--radius-lg: 12px;--radius-pill: 999px;--content-max-width: 1100px;--ease-out: cubic-bezier(.22, .61, .36, 1);--duration: .24s}*,*:before,*:after{margin:0;padding:0;box-sizing:border-box}html{scroll-behavior:smooth;-webkit-text-size-adjust:100%;text-size-adjust:100%}body{background:var(--color-bg);color:var(--color-text);font-family:var(--font-sans);font-size:var(--fs-body);line-height:var(--lh-body);-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}h1,h2,h3,h4{line-height:var(--lh-tight);font-weight:600}h1{font-size:var(--fs-h1)}h2{font-size:var(--fs-h2)}h3{font-size:var(--fs-h3)}a{color:var(--color-accent);text-decoration:none}a:hover{text-decoration:underline}img{max-width:100%;height:auto;display:block}ul,ol{list-style-position:inside}.container{max-width:var(--content-max-width);margin-inline:auto;padding-inline:var(--space-4)}.btn{display:inline-flex;align-items:center;gap:var(--space-2);font:inherit;padding:12px 24px;border:1px solid transparent;border-radius:var(--radius-sm);cursor:pointer;background:var(--color-primary);color:var(--color-on-primary);transition:background var(--duration) var(--ease-out)}.btn:hover{background:var(--color-primary-hover);text-decoration:none}.skip-to-content{position:absolute;left:-9999px;top:0;padding:12px 20px;background:var(--color-primary);color:var(--color-on-primary);z-index:999;border-radius:0 0 var(--radius-sm) 0}.skip-to-content:focus{left:0}.lead-summary{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}.lead-summary--visible{position:static;width:auto;height:auto;margin:0 0 var(--space-4);overflow:visible;clip:auto;white-space:normal;max-width:640px;color:var(--color-text-muted)}@media(prefers-reduced-motion:reduce){*,*:before,*:after{animation-duration:.01ms!important;animation-iteration-count:1!important;transition-duration:.01ms!important;scroll-behavior:auto!important}}.site-header[data-astro-cid-3ef6ksr2]{position:sticky;top:0;z-index:100;display:flex;align-items:center;gap:24px;padding:0 clamp(16px,5vw,48px);height:64px;background:var(--color-bg);border-bottom:1px solid var(--color-border);transition:box-shadow var(--duration, .24s) var(--ease-out)}.site-header[data-astro-cid-3ef6ksr2].is-scrolled{box-shadow:0 2px 12px #00000014}.header-brand[data-astro-cid-3ef6ksr2]{display:flex;align-items:center;gap:10px;text-decoration:none;flex-shrink:0}.header-logo[data-astro-cid-3ef6ksr2]{width:38px;height:38px;border-radius:var(--radius-sm, 4px)}.header-name[data-astro-cid-3ef6ksr2]{font-family:var(--font-sans);font-size:1.0625rem;font-weight:600;color:var(--color-text);white-space:nowrap}.nav-desktop[data-astro-cid-3ef6ksr2]{display:flex;align-items:center;gap:24px;flex:1}.nav-link[data-astro-cid-3ef6ksr2]{font-size:var(--fs-small, .875rem);color:var(--color-text-muted);text-decoration:none;white-space:nowrap;transition:color var(--duration, .24s) var(--ease-out)}.nav-link[data-astro-cid-3ef6ksr2]:hover,.nav-link[data-astro-cid-3ef6ksr2][aria-current=page]{color:var(--color-primary);text-decoration:none}.nav-group[data-astro-cid-3ef6ksr2]{position:relative}.nav-group[data-astro-cid-3ef6ksr2]:after{content:"";position:absolute;top:100%;left:0;right:0;height:12px;pointer-events:none}.nav-group[data-astro-cid-3ef6ksr2]:hover:after,.nav-group[data-astro-cid-3ef6ksr2]:focus-within:after{pointer-events:auto}.nav-group-trigger[data-astro-cid-3ef6ksr2]{display:inline-flex;align-items:center;gap:4px}.nav-chevron[data-astro-cid-3ef6ksr2]{opacity:.55;transition:transform var(--duration, .24s) var(--ease-out),opacity var(--duration, .24s) var(--ease-out);flex-shrink:0}.nav-group[data-astro-cid-3ef6ksr2]:hover .nav-chevron[data-astro-cid-3ef6ksr2],.nav-group[data-astro-cid-3ef6ksr2]:focus-within .nav-chevron[data-astro-cid-3ef6ksr2]{transform:rotate(180deg);opacity:.85}.nav-dropdown[data-astro-cid-3ef6ksr2]{position:absolute;top:calc(100% + 10px);left:50%;min-width:130px;background:var(--color-bg);border:1px solid var(--color-border);border-radius:var(--radius-md, 8px);box-shadow:0 4px 24px #0000001a;padding:8px 0;display:flex;flex-direction:column;opacity:0;pointer-events:none;transform:translate(-50%) translateY(-4px);transition:opacity var(--duration, .24s) var(--ease-out) .1s,transform var(--duration, .24s) var(--ease-out) .1s;z-index:50}.nav-group[data-astro-cid-3ef6ksr2]:hover .nav-dropdown[data-astro-cid-3ef6ksr2],.nav-group[data-astro-cid-3ef6ksr2]:focus-within .nav-dropdown[data-astro-cid-3ef6ksr2]{opacity:1;pointer-events:auto;transform:translate(-50%) translateY(0);transition-delay:0s}.nav-dropdown-item[data-astro-cid-3ef6ksr2]{font-size:var(--fs-small, .875rem);color:var(--color-text);padding:9px 20px;white-space:nowrap;text-decoration:none;transition:background var(--duration, .24s) var(--ease-out),color var(--duration, .24s) var(--ease-out)}.nav-dropdown-item[data-astro-cid-3ef6ksr2]:hover{background:var(--color-surface);color:var(--color-primary)}.nav-dropdown-item[data-astro-cid-3ef6ksr2][aria-current=page]{color:var(--color-primary);background:var(--color-surface)}.header-actions[data-astro-cid-3ef6ksr2]{display:flex;align-items:center;gap:12px;margin-left:auto;flex-shrink:0}.header-cta[data-astro-cid-3ef6ksr2]{padding:8px 20px;font-size:var(--fs-small, .875rem)}.mobile-toggle[data-astro-cid-3ef6ksr2]{display:none;background:transparent;border:none;cursor:pointer;color:var(--color-text);width:40px;height:40px;align-items:center;justify-content:center;border-radius:var(--radius-sm, 4px)}.mobile-toggle[data-astro-cid-3ef6ksr2] .icon-close[data-astro-cid-3ef6ksr2]{display:none}.mobile-toggle[data-astro-cid-3ef6ksr2].is-open .icon-close[data-astro-cid-3ef6ksr2]{display:block}.mobile-toggle[data-astro-cid-3ef6ksr2].is-open .icon-hamburger[data-astro-cid-3ef6ksr2]{display:none}.mobile-nav[data-astro-cid-3ef6ksr2]{position:absolute;top:100%;left:0;right:0;background:var(--color-bg);border-top:1px solid var(--color-border);padding:var(--space-4, 24px);box-sizing:border-box;max-height:calc(100vh - 64px);overflow-y:auto;overscroll-behavior:contain}.mobile-nav[data-astro-cid-3ef6ksr2][hidden]{display:none}.mobile-nav[data-astro-cid-3ef6ksr2] nav[data-astro-cid-3ef6ksr2]{display:flex;flex-direction:column;gap:14px}.mobile-parent[data-astro-cid-3ef6ksr2]{font-weight:600}.mobile-child[data-astro-cid-3ef6ksr2]{padding-left:16px;font-size:var(--fs-small, .875rem);opacity:.75}.mobile-child[data-astro-cid-3ef6ksr2]:hover{opacity:1}@media(max-width:767px){.nav-desktop[data-astro-cid-3ef6ksr2],.header-cta[data-astro-cid-3ef6ksr2]{display:none}.mobile-toggle[data-astro-cid-3ef6ksr2]{display:flex}.site-header[data-astro-cid-3ef6ksr2]{position:relative}}.site-footer[data-astro-cid-sz7xmlte]{background:var(--color-primary);color:var(--color-on-primary);padding-top:var(--space-8, 96px)}.footer-inner[data-astro-cid-sz7xmlte]{display:grid;grid-template-columns:1.6fr 2fr;gap:var(--space-6, 48px);padding-bottom:var(--space-6, 48px)}.footer-brand-link[data-astro-cid-sz7xmlte]{display:flex;align-items:center;gap:10px;text-decoration:none;color:inherit}.footer-logo[data-astro-cid-sz7xmlte]{border-radius:var(--radius-sm, 4px);flex-shrink:0}.footer-brand-name[data-astro-cid-sz7xmlte]{font-size:1.0625rem;font-weight:600;letter-spacing:.04em;color:var(--color-on-primary)}.footer-alt-name[data-astro-cid-sz7xmlte]{margin-top:var(--space-3, 16px);font-size:var(--fs-small, .875rem);opacity:.65}.footer-cols[data-astro-cid-sz7xmlte]{display:flex;gap:var(--space-6, 48px);flex-wrap:wrap}.footer-col[data-astro-cid-sz7xmlte]{min-width:120px}.footer-col-heading[data-astro-cid-sz7xmlte]{font-size:.75rem;letter-spacing:.18em;text-transform:uppercase;font-weight:400;opacity:.65;margin-bottom:var(--space-3, 16px)}.footer-col[data-astro-cid-sz7xmlte] ul[data-astro-cid-sz7xmlte]{list-style:none;display:flex;flex-direction:column;gap:10px;font-size:var(--fs-small, .875rem)}.footer-col[data-astro-cid-sz7xmlte] ul[data-astro-cid-sz7xmlte] a[data-astro-cid-sz7xmlte]{color:#ffffffbf;text-decoration:none;transition:color var(--duration, .24s) var(--ease-out)}.footer-col[data-astro-cid-sz7xmlte] ul[data-astro-cid-sz7xmlte] a[data-astro-cid-sz7xmlte]:hover{color:var(--color-on-primary);text-decoration:none}.footer-bottom[data-astro-cid-sz7xmlte]{border-top:1px solid rgba(255,255,255,.12);padding-top:var(--space-4, 24px);padding-bottom:var(--space-4, 24px);display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:var(--space-3, 16px);font-size:.75rem;opacity:.6}@media(max-width:767px){.footer-inner[data-astro-cid-sz7xmlte]{grid-template-columns:1fr}.footer-cols[data-astro-cid-sz7xmlte]{gap:var(--space-5, 32px)}}#back-to-top{position:fixed;right:24px;bottom:24px;z-index:50;width:48px;height:48px;border-radius:50%;border:none;cursor:pointer;background:var(--color-primary);color:var(--color-on-primary);box-shadow:0 4px 16px #00000029;display:flex;align-items:center;justify-content:center;opacity:0;transform:translateY(8px);transition:opacity .24s var(--ease-out, ease),transform .24s var(--ease-out, ease);-webkit-tap-highlight-color:transparent}#back-to-top.btt-visible{opacity:1;transform:translateY(0)}#back-to-top:focus-visible{outline:2px solid var(--color-primary);outline-offset:2px}@media(max-width:767px){#back-to-top{right:16px;bottom:16px;width:44px;height:44px}}@media(prefers-reduced-motion:reduce){#back-to-top{transition:none}}