/* Extended knowledge + practice platform, using the original visual system. */
.header{gap:20px}.header nav{gap:21px;align-items:center;font-size:12px}.header .brand-note{font-size:8px;letter-spacing:1px}.header .nav-cta{font-size:11px;gap:12px;white-space:nowrap}.nav-more{position:relative;font-size:12px}.nav-more>summary{cursor:pointer;list-style:none;white-space:nowrap;padding:14px 0}.nav-more>summary::after{content:'⌄';margin-left:6px}.nav-more-menu{position:absolute;right:0;top:100%;z-index:20;display:flex;flex-direction:column;min-width:170px;padding:9px;background:var(--white);border:1px solid var(--line);border-radius:5px;box-shadow:0 10px 25px #16382010}.header .nav-more-menu a{padding:10px 13px;border:0}.nav-more-menu a:hover{background:var(--soft)}.portal-discover{padding-block:10px 55px}.module-grid,.service-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px}.module-card{display:block;padding:25px;border:1px solid var(--line);border-radius:5px;background:var(--white);transition:background .15s}.module-card:hover{background:#edf1e4}.module-card>span{font:11px Georgia,serif;color:#99a589}.module-card h3{font-size:17px;font-weight:500;margin:16px 0 10px}.module-card p{font-size:12px;line-height:1.9;color:var(--muted)}.panel{background:var(--white);border:1px solid var(--line);border-radius:6px;padding:27px;min-width:0}.panel>h2{font-size:23px;margin-bottom:16px}.panel>h3{font-size:17px;font-weight:500}.panel>p{font-size:12px;line-height:1.95;margin:10px 0;color:var(--muted)}.form-field{display:flex;flex-direction:column;gap:8px;margin:0 0 17px;min-width:0}.form-field>span{font-size:12px;line-height:1.7;color:#6b7c60}.form-field input,.form-field textarea,.form-field select,.mini-form input,.filing-status{width:100%;min-width:0;border:1px solid #ced7c3;background:#fdfef9;padding:11px 12px;border-radius:4px;color:var(--ink);font-size:13px;line-height:1.6}.form-field textarea{resize:vertical;min-height:90px}.form-field input::placeholder,.form-field textarea::placeholder{color:#a0a993}.form-field input[type=checkbox]{width:auto}.form-field textarea.code-input{font:12px/1.9 Consolas,'Microsoft YaHei',monospace}.form-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:0 24px}.form-grid>.form-error{grid-column:1/-1}.form-grid>button{justify-self:start}.compact-form{display:flex;gap:18px;flex-wrap:wrap;align-items:flex-end;margin-bottom:25px}.compact-form>.form-field{flex:1;min-width:145px;margin:0}.compact-form>.form-error{width:100%;margin:0}.compact-form>.form-error:empty{display:none}.compact-form>button{align-self:flex-end;min-height:44px}.check-field{display:flex;align-items:flex-start;gap:10px;margin:20px 0;font-size:12px;line-height:1.9;color:#74836b}.check-field input{accent-color:var(--green);flex-shrink:0;margin-top:5px}.form-error{font-size:12px;line-height:1.8;color:#a45f46;margin:10px 0}.form-error:empty{display:none}.button:disabled,.secondary:disabled{opacity:.5;cursor:wait;transform:none}.form-grid>.form-field input[type=date]{min-width:0}.editor-form{max-width:900px;margin-inline:auto}.editor-form>.form-field:last-of-type{margin-bottom:20px}.editor-form>h2{margin-bottom:24px}.auth-grid{display:grid;grid-template-columns:1fr 1fr;gap:28px;max-width:900px;margin:auto}.auth-single{max-width:520px;margin:auto}.fine-print{font-size:11px;line-height:1.9;color:#8b987f;margin-top:17px}.prose-page>.fine-print{max-width:900px;margin-inline:auto}.muted{font-size:12px;line-height:1.9;color:var(--muted)}.inline-actions{display:flex;align-items:center;gap:17px;flex-wrap:wrap;margin-top:18px}.inline-actions>span{font-size:10px;color:#95a086}.inline-actions p{flex:1;font-size:12px;line-height:1.8;color:var(--muted)}.deadline-list{display:flex;flex-direction:column;gap:15px}.deadline-card{display:grid;grid-template-columns:95px minmax(0,1fr);gap:27px;padding:25px;background:var(--white);border:1px solid var(--line);border-radius:5px}.date-badge{background:#edf1e4;align-self:start;border-radius:4px;padding:15px 10px;text-align:center;display:flex;flex-direction:column;gap:8px}.date-badge b{font:27px Georgia,serif}.date-badge span{font-size:11px;color:#8d9c7b}.deadline-card h2{font-size:20px;margin-top:10px}.deadline-card p{font-size:12px;line-height:2;color:var(--muted);margin-top:8px}.subscribe-panel{margin-top:30px}.subscribe-panel .compact-form{margin-bottom:0;margin-top:20px}.tool-heading{margin-bottom:25px;max-width:900px}.tool-heading h2{margin:15px 0 10px;font-size:27px}.tool-heading p{font-size:13px;line-height:2;color:var(--muted)}.tool-result{margin-top:25px}.tool-result h2{margin-top:18px}.tool-result h3{margin-top:20px}.tool-result ul,.tool-result ol{font-size:13px;line-height:2;color:#6e7f61;padding-left:20px}.professional-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px}.professional-card{display:flex;flex-direction:column;gap:12px}.professional-card:hover{border-color:#9fb18b}.avatar{width:47px;height:47px;border-radius:50%;background:#e8eede;color:#758d5b;display:grid;place-items:center;font:24px Georgia,serif}.record-label{font-size:9px;color:#93a27e;letter-spacing:.7px;display:inline-block}.professional-card h2{font-size:20px;line-height:1.55;overflow-wrap:anywhere;margin:0}.professional-card p{font-size:11px;color:var(--muted);line-height:1.8;overflow-wrap:anywhere;margin:0}.professional-card .text-link{font-size:11px;margin-top:auto;padding-top:12px}.professional-detail p{font-size:13px;line-height:2;color:var(--muted);margin-top:18px}.block-heading{font-size:24px;margin:32px 0 18px}.work-links{display:flex;flex-direction:column;border-top:1px solid var(--line)}.work-links>a{padding:17px 0;border-bottom:1px solid var(--line);font-size:13px;line-height:1.9}.work-links>a:hover{color:#78925c}.process-strip{display:flex;gap:25px;padding:27px;margin:28px 0;border:1px solid var(--line);border-radius:5px;font-size:12px;justify-content:space-between;align-items:center;color:#73856a}.process-strip b{font-weight:400;color:#a1ae93}.record-row{display:flex;align-items:center;justify-content:space-between;gap:20px;border-bottom:1px solid var(--line);padding:18px 0;font-size:12px;line-height:1.8;overflow-wrap:anywhere}.record-row>div{min-width:0}.record-row strong,.record-row b{font-weight:500}.record-row small,.company-row small,.table-wrap td small{display:block;color:#96a189;font-size:10px;line-height:1.8;margin-top:6px}.status-pill{font-size:10px;white-space:nowrap;padding:5px 9px;border-radius:3px;background:#e9efdf;color:#6f8558}.revision-list{border-top:1px solid var(--line)}.workspace-page{padding-bottom:65px}.workspace-actions{display:flex;align-items:center;gap:13px;flex-wrap:wrap;margin-bottom:28px}.workspace-actions>.secondary{padding-inline:17px;text-align:center}.text-button{font:inherit;font-size:11px;border:0;background:none;padding:7px 0;color:#768d62;cursor:pointer;white-space:nowrap}.text-button:hover{text-decoration:underline}.danger{color:#a27c63}.workspace-actions>.text-button{margin-left:auto}.metric-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:18px;margin-bottom:24px}.metric-grid>.panel{display:flex;flex-direction:column;gap:13px;padding:21px}.metric-grid span{font-size:11px;color:var(--muted)}.metric-grid b{font:35px Georgia,serif}.workspace-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:24px}.workspace-section{margin-block:24px}.workspace-grid .panel>h2{font-size:21px}.balance-line{display:flex;flex-direction:column;gap:11px;margin-block:23px;font-size:21px}.balance-line strong{font-weight:500}.company-row{padding:16px 0;border-top:1px solid var(--line);font-size:12px}.company-row>div{margin-bottom:10px}.mini-form{display:flex;gap:8px;flex-wrap:wrap;align-items:center}.mini-form>input{flex:1;min-width:100px;max-width:190px;padding:7px 10px;font-size:11px}.mini-form>.secondary{padding:9px 12px;font-size:10px}.mini-form>.form-error{width:100%}.form-details{border-top:1px solid var(--line);padding-top:17px;margin-top:20px}.form-details summary{font-size:12px;cursor:pointer;color:#6b8459;margin-bottom:18px}.form-details form{margin-top:20px}.forecast-table{margin-top:24px}.forecast-table>div{display:flex;align-items:center;justify-content:space-between;gap:18px;padding:15px 0;border-top:1px solid var(--line);font-size:11px;line-height:1.9}.forecast-table>div>b{font-weight:500}.forecast-table>div>span{text-align:right;color:#8c9b7f}.small-records{margin-top:18px}.small-records>div{display:flex;justify-content:space-between;align-items:center;gap:13px;padding:12px 0;border-top:1px solid var(--line);font-size:10px;line-height:1.9}.request-record{padding-block:20px;border-bottom:1px solid var(--line);font-size:12px;line-height:1.9;overflow-wrap:anywhere}.request-record .section-top{margin-bottom:9px}.request-record p{font-size:11px;color:var(--muted);margin-top:6px}.request-record small{color:#9eaa92;font-size:9px}.workspace-section>.text-link{margin-top:20px}.filing-status{font-size:11px;padding:8px 10px;min-width:90px}.review-article>.markdown{padding:12px 0 25px;border-block:1px solid var(--line);margin-top:22px;max-height:700px;overflow:auto}.review-article>p{font-size:12px;color:var(--muted);margin-block:10px}.review-article>form{margin-top:30px;border-top:1px solid var(--line);padding-top:25px}.source-list{margin-top:25px;display:flex;flex-direction:column;gap:10px}.source-list h3{font-size:15px;font-weight:500}.source-list a{font-size:11px;overflow-wrap:anywhere}.review-article>#publish-revision{margin-top:25px}.admin-tabs{display:flex;flex-wrap:wrap;gap:8px;border-bottom:1px solid var(--line);padding-bottom:17px;margin-bottom:25px}.admin-tabs>a{padding:10px 13px;border-radius:4px;font-size:12px;color:#7d8f6d}.admin-tabs>a.active{background:#e6eddc;color:#416134}.admin-record{margin-top:20px;overflow-wrap:anywhere}.admin-record form{margin-top:20px;border-top:1px solid var(--line);padding-top:20px}.admin-record p{font-size:12px;line-height:2;margin-block:10px;color:var(--muted)}.admin-record small{font-size:10px;color:#99a78c}.admin-record>.section-top{margin-bottom:12px}.article-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:24px}.article-card h2{font-size:24px;margin-top:20px}.article-card .text-link{margin-top:23px}.article-card p{font-size:12px;margin-top:15px;color:var(--muted)}#new-key pre{margin-block:15px}#new-key code{overflow-wrap:anywhere;word-break:break-all}.workspace-section .table-wrap table{min-width:600px}.professional-grid .panel{padding:23px}.footer-links{flex-wrap:wrap}.panel .notice{margin-bottom:18px}.review-article .panel>h3{margin-bottom:15px}
@media(max-width:1160px){.header{flex-wrap:wrap;height:auto;min-height:95px;padding-block:19px;gap:17px}.header nav{order:3;width:100%;justify-content:center;border-top:1px solid var(--line);padding-top:6px;gap:28px}.header .brand-note{display:none}.header .nav-cta{margin-left:auto}.professional-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media(max-width:720px){.header{padding-inline:22px;gap:13px}.header nav{gap:18px;justify-content:flex-start;overflow-x:auto;padding-top:10px;white-space:nowrap}.header nav>a{font-size:11px}.nav-more{font-size:11px}.nav-more-menu{position:fixed;top:122px;right:20px;min-width:180px}.header .nav-cta{font-size:10px;padding:9px 12px}.module-grid,.service-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:10px}.module-card{padding:18px}.module-card h3{font-size:15px;margin-top:10px}.module-card p{font-size:11px}.portal-discover{padding-bottom:36px}.panel{padding:22px}.panel>h2{font-size:21px}.auth-grid,.workspace-grid,.article-grid{grid-template-columns:1fr;gap:18px}.form-grid{grid-template-columns:1fr;gap:0}.compact-form{gap:13px}.compact-form>.form-field{min-width:110px}.compact-form>button{padding:12px 17px}.form-field input,.form-field textarea,.form-field select{font-size:12px;padding:10px}.form-field>span{font-size:11px}.deadline-card{grid-template-columns:65px minmax(0,1fr);gap:17px;padding:19px 16px}.date-badge{padding:13px 7px}.date-badge b{font-size:20px}.deadline-card h2{font-size:18px}.deadline-card p{font-size:11px}.deadline-card .inline-actions{gap:12px}.deadline-card .inline-actions>a{font-size:10px}.tool-heading h2{font-size:23px}.professional-grid{grid-template-columns:1fr;gap:15px}.professional-card{display:grid;grid-template-columns:50px minmax(0,1fr);gap:11px 15px}.professional-card .avatar{grid-row:1/3}.professional-card h2{font-size:19px}.professional-card>p,.professional-card>.skill-tags,.professional-card>.text-link{grid-column:2}.professional-card>.record-label{align-self:end;font-size:8px}.professional-card>.text-link{padding-top:5px}.process-strip{gap:13px;flex-direction:column;align-items:flex-start;padding:22px}.process-strip b{display:none}.metric-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:12px}.metric-grid>.panel{padding:19px}.metric-grid b{font-size:30px}.workspace-actions{gap:10px}.workspace-actions>.button,.workspace-actions>.secondary{font-size:10px;padding:11px 13px}.workspace-actions>.text-button{font-size:10px}.workspace-page{padding-bottom:40px}.workspace-section{margin-block:18px}.record-row{gap:15px;font-size:11px}.status-pill{font-size:9px}.record-row small{font-size:9px}.workspace-section .section-top{align-items:flex-start}.workspace-section h2{font-size:21px}.admin-tabs{gap:4px}.admin-tabs>a{padding:9px 10px;font-size:11px}.admin-record{padding:21px}.article-card h2{font-size:22px}.tool-result ul,.tool-result ol{font-size:12px}.work-links>a{font-size:12px}.request-record .section-top{flex-direction:column;gap:8px}.auth-single{max-width:none}.source-list .text-link{font-size:10px}.copy-button{float:none}.block-heading{font-size:22px}}

/* The authentication entry point shows no platform content before sign-in. */
body.auth-screen { background: #f3f5f1; }
.auth-screen .header nav, .auth-screen .header .nav-cta, .auth-screen .footer, .auth-screen .skip { display: none; }
.auth-screen .header { justify-content: center; border-bottom: 0; background: transparent; }
.auth-screen main { min-height: calc(100vh - 100px); }
.auth-screen .prose-page { max-width: 1040px; padding-top: 42px; }
.auth-screen .page-head h1 { font-size: clamp(36px, 5vw, 56px); }
.auth-screen .panel { background: white; border-radius: 18px; box-shadow: 0 12px 36px #172f2110; }
.auth-screen .auth-grid { align-items: start; }
.account-list { display: grid; gap: 18px; margin-top: 28px; }