:root{--color-bg:#f4f7f8;--color-surface:#fff;--color-surface-alt:#e8f0f3;--color-surface-hover:#dceae7;--color-header:#092f42;--color-header-strong:#061f2d;--color-border:#d7e0e4;--color-border-strong:#aebfc7;--color-text:#17242c;--color-text-secondary:#42545d;--color-text-tertiary:#65767d;--color-text-inverse:#fff;--color-accent:#0b7d78;--color-accent-hover:#08635f;--color-accent-active:#07534f;--color-highlight:#e36e4d;--color-highlight-hover:#c85335;--color-success:#216e4e;--color-warning:#8a5b08;--color-warning-bg:#fff7df;--color-error:#a12727;--color-error-bg:#fff0ef;--color-info-bg:#edf5f7;--color-disabled:#9aa7ab;--color-disabled-bg:#e8edee;--color-focus:#8a5b08;--rgb-bg:244, 248, 247;--rgb-surface:255, 255, 255;--rgb-header:11, 58, 83;--rgb-text:23, 36, 44;--rgb-accent:20, 125, 120;--rgb-highlight:168, 71, 46;--rgb-focus:138, 91, 8;--rgb-black:0, 0, 0;--shadow-1:0 1px 3px rgba(var(--rgb-black), .08);--shadow-2:0 16px 40px rgba(var(--rgb-header), .14);--shadow-focus:0 0 0 5px var(--color-surface);--font-sans:"Microsoft YaHei", "PingFang SC", "Source Han Sans SC", system-ui, sans-serif;--font-mono:ui-monospace, "Cascadia Mono", "SFMono-Regular", Consolas, monospace}*,:before,:after{box-sizing:border-box}html{scroll-behavior:smooth;overflow-x:clip}body{min-width:320px;color:var(--color-text);background:var(--color-bg);font:400 1rem/1.75 var(--font-sans);letter-spacing:0;overflow-wrap:anywhere;margin:0}main{min-height:58vh}img,svg{max-width:100%}svg{flex:none}button,input,select,textarea{font:inherit}p,ul,ol,dl{margin-block:0 1rem}p:last-child,ul:last-child,ol:last-child,dl:last-child{margin-bottom:0}h1,h2,h3{color:var(--color-text);letter-spacing:0;text-wrap:balance;margin:0}h1{letter-spacing:0;max-width:24ch;font-size:4rem;font-weight:800;line-height:1.08}h2{letter-spacing:0;border:0;margin-block:0 1.25rem;padding:0;font-size:2rem;font-weight:800;line-height:1.2}h3{font-size:1.125rem;font-weight:600;line-height:1.5}a{color:var(--color-accent-active);text-underline-offset:3px}a:hover{color:var(--color-highlight);text-decoration-thickness:2px}a:active{color:var(--color-highlight-hover)}:where(a,button,summary):focus-visible{outline:2px solid var(--color-focus);outline-offset:3px;box-shadow:var(--shadow-focus);border-radius:3px}.container{width:min(100% - 32px,1180px);margin-inline:auto}.reading-column{width:min(100%,760px)}.sr-only{clip:rect(0, 0, 0, 0);white-space:nowrap;border:0;width:1px;height:1px;margin:-1px;padding:0;position:absolute;overflow:hidden}.skip-link{z-index:100;min-height:44px;color:var(--color-text);background:var(--color-focus);align-items:center;padding:8px 14px;display:flex;position:fixed;inset-block-start:8px;inset-inline-start:8px;transform:translateY(-150%)}.skip-link:focus{transform:translateY(0)}.identity-band{color:var(--color-text-inverse);background:var(--color-header-strong)}.identity-band__inner{align-items:center;gap:8px;min-height:40px;padding-block:6px;display:flex}.identity-band p{flex-wrap:wrap;gap:2px 10px;margin:0;font-size:.8125rem;line-height:1.5;display:flex}.identity-band span{color:var(--color-border)}.site-nav{color:var(--color-text-inverse);background:var(--color-header);border-bottom:1px solid rgba(var(--rgb-surface), .16)}.nav-shell{justify-content:space-between;align-items:center;gap:20px;min-height:92px;display:flex}.site-brand{min-height:60px;color:var(--color-text-inverse);align-items:center;gap:13px;text-decoration:none;display:inline-flex}.site-brand:hover{color:var(--color-text-inverse)}.site-brand__mark{color:#fff;background:#c52f3a;border-radius:9px;flex:none;place-items:center;width:52px;height:52px;display:grid;box-shadow:0 0 0 3px #ffffff1f}.site-brand strong,.site-brand small{display:block}.site-brand strong{white-space:nowrap;font-size:1.25rem;line-height:1.35}.site-brand small{color:var(--color-border);white-space:nowrap;font-size:.875rem;line-height:1.45}.nav-toggle{width:44px;height:44px;color:var(--color-text-inverse);border:1px solid var(--color-border-strong);cursor:pointer;background:0 0;border-radius:5px;justify-content:center;align-items:center;display:none}.nav-toggle:hover{background:rgba(var(--rgb-surface), .12)}.nav-toggle:active{background:rgba(var(--rgb-surface), 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h2{margin:0}.home-dashboard__header p{max-width:44ch;color:var(--color-text-secondary);margin:0}.task-grid{grid-template-columns:1fr;gap:16px;display:grid}.task-card{min-height:174px;color:var(--color-text);background:var(--color-surface);border:1px solid var(--color-border);border-top:3px solid var(--color-accent);box-shadow:var(--shadow-1);border-radius:8px;grid-template-rows:auto auto 1fr auto;gap:9px;padding:20px;text-decoration:none;transition:background-color .18s,border-color .18s,box-shadow .18s;display:grid}.task-card:hover{color:var(--color-text);background:var(--color-surface-hover);border-color:var(--color-border-strong);box-shadow:var(--shadow-2)}.task-card:active{background:var(--color-surface-alt);box-shadow:var(--shadow-1)}.task-card__icon{width:40px;height:40px;color:var(--color-accent-active);background:var(--color-surface-alt);border-radius:6px;place-items:center;display:grid}.task-card__title{font-size:1.125rem;font-weight:700}.task-card__description{color:var(--color-text-secondary);line-height:1.65}.task-card__action{color:var(--color-accent-active);justify-content:space-between;align-items:center;gap:8px;font-weight:600;display:flex}.task-grid--compact .task-card{min-height:150px}.section-band{padding-block:44px}.section-band--surface{background:var(--color-surface);border-block:1px solid var(--color-border)}.section-heading{align-items:center;gap:10px;display:flex}.section-heading svg{color:var(--color-accent)}.path-grid{counter-reset:path;gap:16px;margin:0;padding:0;list-style:none;display:grid}.path-grid li{background:var(--color-surface);border:1px solid var(--color-border);counter-increment:path;border-radius:6px;min-height:116px;padding:20px 20px 20px 64px;position:relative}.path-grid li:before{content:counter(path);width:30px;height:30px;color:var(--color-text-inverse);background:var(--color-accent);border-radius:4px;place-items:center;font-weight:700;display:grid;position:absolute;inset-block-start:20px;inset-inline-start:20px}.path-grid strong{margin-bottom:4px;display:block}.path-grid p{color:var(--color-text-secondary);margin:0}.scope-grid{gap:16px;display:grid}.scope-block{border-top:1px solid var(--color-border);padding:20px 0}.scope-block h3{align-items:center;gap:8px;margin-bottom:8px;display:flex}.scope-block p{color:var(--color-text-secondary)}.section-band p a{align-items:center;min-height:44px;display:inline-flex}.content-shell{padding-block:24px 56px}.content-grid{gap:32px;display:grid}.content-main{min-width:0}.summary-block{background:var(--color-info-bg);border-inline-start:4px solid var(--color-accent);border-radius:0 6px 6px 0;margin-bottom:32px;padding:20px}.summary-block h2{border:0;margin-bottom:12px;padding:0;font-size:1.125rem}.summary-block p{color:var(--color-text-secondary)}.fact-section,.article-section{margin-bottom:40px;scroll-margin-top:24px}.fact-list{border-block:1px solid var(--color-border);margin:0}.fact-row{border-bottom:1px solid var(--color-border);grid-template-columns:minmax(128px,.34fr) 1fr;gap:16px;padding:14px 0;display:grid}.fact-row:last-child{border-bottom:0}.fact-row dt{color:var(--color-text-secondary);font-weight:600}.fact-row dd{color:var(--color-text);margin:0}.fact-row dd:has(>.pending){color:var(--color-highlight-hover)}.pending{align-items:center;gap:6px;display:inline-flex}.article-section p,.article-section li{max-width:72ch}.article-section ul,.article-section ol{padding-inline-start:1.35rem}.article-section li{margin-bottom:10px;padding-inline-start:4px}.step-list{counter-reset:step;margin:0;padding:0;list-style:none}.step-list li{border-bottom:1px solid var(--color-border);counter-increment:step;min-height:48px;padding:8px 0 12px 48px;position:relative}.step-list li:before{content:counter(step);width:32px;height:32px;color:var(--color-text-inverse);background:var(--color-accent);border-radius:4px;place-items:center;font-weight:700;display:grid;position:absolute;inset:7px auto auto 0}.source-panel{background:var(--color-surface);border:1px solid var(--color-border);box-shadow:var(--shadow-1);border-radius:8px;padding:20px}.source-panel h2{border:0;align-items:center;gap:8px;margin-bottom:16px;padding:0;font-size:1.125rem;display:flex}.source-panel dl{margin-bottom:16px}.source-panel dl>div{border-bottom:1px solid var(--color-border);padding-block:10px}.source-panel dt{color:var(--color-text-secondary);align-items:center;gap:6px;font-size:.875rem;display:flex}.source-panel dd{margin:4px 0 0;font-weight:600}.source-panel p{color:var(--color-text-secondary);font-size:.875rem}.source-panel ul{margin:0;padding:0;list-style:none}.source-panel li+li{margin-top:4px}.source-panel a{align-items:center;gap:5px;min-height:44px;display:inline-flex}.related-section{padding-top:8px}.related-links{gap:8px;margin:0;padding:0;list-style:none;display:grid}.related-links a{min-height:52px;color:var(--color-text);background:var(--color-surface);border:1px solid var(--color-border);border-radius:6px;justify-content:space-between;align-items:center;gap:12px;padding:10px 14px;text-decoration:none;display:flex}.related-links a:hover{color:var(--color-accent-active);background:var(--color-surface-hover);border-color:var(--color-border-strong)}.site-footer{color:var(--color-text-inverse);background:var(--color-header)}.footer-grid{gap:28px;padding-block:40px;display:grid}.site-footer h2{color:var(--color-text-inverse);border:0;margin-bottom:12px;padding:0;font-size:1.0625rem}.site-footer p{color:var(--color-border);font-size:.875rem}.footer-links{margin:0;padding:0;list-style:none}.footer-links a{min-height:44px;color:var(--color-text-inverse);align-items:center;gap:6px;display:inline-flex}.footer-bottom{border-top:1px solid var(--color-border-strong)}.footer-bottom .container{align-items:center;min-height:56px;display:flex}.footer-bottom p{flex-wrap:wrap;align-items:center;gap:4px;min-height:44px;margin:0;display:flex}.footer-bottom a{min-height:44px;color:var(--color-text-inverse);align-items:center;display:inline-flex}.error-page{align-content:center;gap:16px;min-height:52vh;padding-block:64px;display:grid}.error-page p{max-width:56ch;color:var(--color-text-secondary)}.button{width:fit-content;min-height:44px;color:var(--color-text-inverse);background:var(--color-accent);border:1px solid var(--color-accent);cursor:pointer;border-radius:6px;justify-content:center;align-items:center;gap:8px;padding:10px 16px;font-weight:600;text-decoration:none;transition:background-color .18s,border-color .18s,box-shadow .18s;display:inline-flex}.button:hover{color:var(--color-text-inverse);background:var(--color-accent-hover);border-color:var(--color-accent-hover)}.button:active{background:var(--color-accent-active);border-color:var(--color-accent-active)}@keyframes content-enter{0%{opacity:0;transform:translateY(6px)}to{opacity:1;transform:translateY(0)}}@media (width<=1023px){.js .nav-toggle{display:inline-flex}.nav-shell{flex-wrap:wrap}.nav-menu{width:100%;padding-bottom:max(12px, env(safe-area-inset-bottom));grid-template-columns:1fr;display:grid}.js .nav-menu[hidden]{display:none}.nav-link{border-top:1px solid var(--color-border-strong);border-radius:0;padding-inline:8px}.fact-row{grid-template-columns:1fr;gap:3px}}@media (width>=720px){.task-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.path-grid,.scope-grid,.footer-grid{grid-template-columns:repeat(3,minmax(0,1fr))}.page-intro__grid{grid-template-columns:minmax(0,1fr) 300px;align-items:end}}@media (width>=1024px){.container{width:min(100% - 64px,1180px)}.site-header{z-index:20;position:sticky;top:0}.nav-menu{display:grid!important}.task-grid{grid-template-columns:repeat(5,minmax(0,1fr))}.task-grid--compact{grid-template-columns:repeat(4,minmax(0,1fr))}.content-grid{grid-template-columns:minmax(0,1fr) 300px;align-items:start}.source-panel{position:sticky;top:138px}.footer-grid{grid-template-columns:1.1fr .9fr 1fr}}@media (width<=719px){h1{font-size:2.35rem}h2{font-size:1.55rem}.home-dashboard__header{display:block}.home-dashboard__header h2{margin-bottom:10px}.section-band{padding-block:40px}}@media (width<=374px){.container{width:min(100% - 24px,1180px)}.site-brand small{display:none}.button{width:100%}}@media (prefers-reduced-motion:reduce){*,:before,:after{scroll-behavior:auto!important;transition-duration:.01ms!important;animation-duration:.01ms!important;animation-iteration-count:1!important}}@media print{.site-header,.site-footer,.breadcrumbs,.related-section{display:none}body{color:var(--color-text);background:var(--color-surface)}.content-grid{display:block}.source-panel{box-shadow:none;margin-top:24px}}.footer-partners{border-top:1px solid rgba(var(--rgb-surface), .16);background:var(--color-header-strong);padding-block:2rem}.footer-partners h2{color:var(--color-text-inverse);margin-bottom:.5rem;font-size:1rem}.footer-partners p{color:var(--color-border);margin-bottom:1rem;font-size:.84rem}.footer-partner-links{grid-template-columns:repeat(5,minmax(0,1fr));gap:.35rem 1.1rem;display:grid}.footer-partner-links a{min-height:36px;color:var(--color-border);align-items:center;font-size:.84rem;text-decoration:none;display:inline-flex}.footer-partner-links a:hover{color:#b7ece2;text-decoration:underline}@media (width<=720px){.footer-partner-links{grid-template-columns:repeat(2,minmax(0,1fr))}}