:root{--page:#f2f3f5;--white:#fff;--top:#354052;--text:#252a31;--muted:#7e838b;--line:#e5e7eb;--red:#eb3349;--blue:#2f7cf6}*{box-sizing:border-box}html,body{min-height:100%}body{min-height:100vh;margin:0;display:flex;flex-direction:column;background:var(--page);color:var(--text);font:13px/1.5 -apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Microsoft YaHei",sans-serif}body>main{flex:1 0 auto}.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}a{color:inherit;text-decoration:none}.container{width:min(1200px,calc(100% - 28px));margin:0 auto}.topbar{height:38px;background:var(--top);color:#fff}.topbar-inner{height:38px;display:flex;align-items:center;justify-content:space-between;font-size:12px}.header-shell{background:#fff;border-bottom:1px solid var(--line)}.header-main{min-height:104px;display:grid;grid-template-columns:330px minmax(300px,1fr) 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auto;color:var(--text);font-weight:600}.friend-links-label::after{content:'：'}.footer-bottom{display:flex;align-items:flex-start;justify-content:space-between;gap:20px;border-top:1px solid #e3e6eb;padding-top:16px}.footer-copyright{flex:0 0 auto;color:#6f7580}.footer-meta{display:flex;justify-content:flex-end;align-items:center;flex-wrap:wrap;gap:6px 16px;text-align:right}.footer-meta>span+span{position:relative}.footer-meta>span+span::before{content:'·';position:absolute;left:-10px;color:#b3b7be}.footer a{color:inherit}.footer a:hover{color:var(--blue)}.friend-apply-trigger{padding:0;border:0;background:transparent;color:var(--blue);font:inherit;cursor:pointer}.friend-apply-trigger::before{content:'+';margin-right:4px}.friend-apply-trigger:hover{text-decoration:underline}.friend-apply-form input,.friend-apply-form textarea{box-sizing:border-box;width:100%;margin-top:5px;padding:8px 10px;border:1px solid #cfd4dc;border-radius:5px;background:#fff;color:var(--text);font:inherit}.friend-apply-form textarea{resize:vertical}.friend-apply-honeypot{position:absolute!important;left:-10000px!important;width:1px!important;height:1px!important;overflow:hidden!important}.entry-link{display:inline-flex;align-items:center;gap:6px;line-height:1.2}.entry-link-icon{width:18px;height:18px;flex:0 0 auto;border-radius:4px;display:grid;place-items:center;background:#eef1f5;color:#4b5563;font-size:11px;font-weight:600;overflow:hidden}.entry-link-icon.has-image{background:transparent}.entry-link-icon img{width:100%;height:100%;object-fit:contain}.entry-link-fallback{display:grid;width:100%;height:100%;place-items:center}.entry-link-fallback[hidden]{display:none}.entry-link-name{overflow:hidden;white-space:nowrap;text-overflow:ellipsis;max-width:160px}.empty-state,.article-shell{padding:32px;border-radius:8px;background:#fff}.content-page{padding:20px 0 30px}.article-shell 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.personal-site-remove{opacity:1}.personal-site-remove:hover{background:#feecee;color:#cf3545}.personal-site-card:hover{transform:translateY(-1px);box-shadow:0 4px 10px rgba(20,30,45,.08)}.personal-site-icon{flex:0 0 20px;width:20px;height:20px;display:grid;place-items:center;overflow:hidden;border-radius:5px;background:#467ff4;color:#fff;font-size:10px;font-weight:700}.personal-site-icon.has-image{background:transparent}.personal-site-icon img{display:block;width:100%;height:100%;object-fit:contain}.personal-site-card>span:last-child{min-width:0}.personal-site-card strong{display:block;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;font-size:12px;font-weight:400}.personal-site-card small{display:none}.personal-nav-empty{margin:4px 0;color:var(--muted)}.nav-toast{position:fixed;z-index:1200;left:50%;bottom:28px;transform:translateX(-50%);max-width:min(360px,calc(100% - 32px));padding:9px 14px;border-radius:5px;background:#252a31;color:#fff;box-shadow:0 6px 22px rgba(0,0,0,.22)}.site-context-menu{position:fixed;z-index:1250;width:176px;padding:5px;border:1px solid var(--line);border-radius:6px;background:#fff;box-shadow:0 10px 30px rgba(25,30,38,.2)}.site-context-menu button{display:flex;width:100%;align-items:center;gap:8px;padding:8px 10px;border:0;border-radius:4px;background:transparent;color:var(--text);text-align:left;cursor:pointer}.site-context-menu button img{flex:0 0 18px;width:18px;height:18px;object-fit:contain}.site-context-menu button span{min-width:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.site-context-menu button:hover,.site-context-menu button:focus{outline:0;background:#f3f6fa}.feedback-dialog{width:min(420px,calc(100% - 24px));padding:0;border:0;border-radius:7px;color:var(--text);box-shadow:0 18px 50px rgba(0,0,0,.3)}.feedback-dialog::backdrop{background:rgba(25,30,38,.48)}.feedback-form{padding:18px}.feedback-heading{display:flex;align-items:center;justify-content:space-between;gap:16px}.feedback-heading h2{margin:0;font-size:17px}.dialog-close{width:30px;height:30px;border:0;background:transparent;color:#626975;font-size:24px;line-height:1;cursor:pointer}.feedback-site-name{margin:5px 0 14px;color:var(--muted)}.feedback-form label{display:block;margin-top:12px;font-weight:600}.feedback-form select,.feedback-form textarea{width:100%;margin-top:5px;padding:8px 10px;border:1px solid #cfd4dc;border-radius:5px;background:#fff;color:var(--text);font:inherit}.feedback-form textarea{resize:vertical}.feedback-actions{display:flex;justify-content:flex-end;gap:8px;margin-top:18px}.feedback-actions button{height:34px;padding:0 14px;border:1px solid #cfd4dc;border-radius:5px;background:#fff;color:var(--text);font:inherit;cursor:pointer}.feedback-actions .feedback-submit{border-color:var(--blue);background:var(--blue);color:#fff}.feedback-submit:disabled{opacity:.65;cursor:wait}@media(max-width:1100px){.personal-nav-grid{grid-template-columns:repeat(6,minmax(0,1fr))}}@media(max-width:820px){.personal-nav-grid{grid-template-columns:repeat(4,minmax(0,1fr))}}@media(max-width:560px){.container{width:min(100% - 16px,1200px)}.personal-nav{padding:12px}.personal-nav-heading{align-items:flex-start;flex-direction:column}.personal-nav-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.topbar-inner{font-size:10px}.category-title{display:block}.site-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:7px}}
.header-account{display:flex;align-items:center;justify-content:flex-end;gap:16px}.header-account .header-shortcuts{flex:1}.account-link,.primary-action,.secondary-action{display:inline-flex;align-items:center;justify-content:center;min-height:36px;padding:0 16px;border-radius:6px;font-weight:600}.account-link,.primary-action{background:#2f7cf6;color:#fff}.secondary-action{border:1px solid #d7dbe1;background:#fff}.user-center{padding:24px 0 36px}.user-center-layout{display:grid;grid-template-columns:220px minmax(0,1fr);gap:20px;align-items:start}.user-sidebar,.user-content{background:#fff;border:1px solid var(--line);border-radius:8px}.user-sidebar{overflow:hidden}.user-summary{padding:18px 16px;border-bottom:1px solid var(--line)}.user-summary>div{min-width:0}.user-summary strong,.user-summary small{display:block;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.user-summary small{margin-top:3px;color:var(--muted)}.user-menu{padding:8px}.user-menu a{display:flex;align-items:center;height:40px;padding:0 12px;border-radius:6px;color:#505762}.user-menu a:hover{background:#f5f7fa}.user-menu a.active{background:#edf3ff;color:#2468d8;font-weight:600}.user-content{min-height:440px;padding:24px}.user-page-heading{display:flex;align-items:center;justify-content:space-between;gap:16px;padding-bottom:18px;border-bottom:1px solid var(--line)}.user-page-heading h1{margin:0;font-size:22px}.user-page-heading p{margin:4px 0 0;color:var(--muted)}.user-stat-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px;margin-top:20px}.user-stat-grid a{padding:20px;border:1px solid var(--line);border-radius:7px}.user-stat-grid strong,.user-stat-grid span{display:block}.user-stat-grid strong{font-size:28px}.user-stat-grid span{margin-top:2px;color:var(--muted)}.user-profile-summary{margin-top:20px}.user-profile-summary h2{font-size:16px}.user-profile-summary dl{margin:0}.user-profile-summary dl>div{display:grid;grid-template-columns:110px minmax(0,1fr);gap:16px;padding:12px 0;border-bottom:1px solid var(--line)}.user-profile-summary dt{color:var(--muted)}.user-profile-summary dd{margin:0;overflow-wrap:anywhere}.user-profile-form{max-width:640px;display:grid;gap:18px}.profile-field{display:grid;gap:8px}.profile-field>span{color:var(--text);font-size:14px;font-weight:600}.profile-field input,.profile-field textarea{width:100%;border:1px solid #d6dae1;border-radius:5px;background:#fff;color:var(--text);font:inherit;letter-spacing:0;outline:0;transition:border-color .16s,box-shadow .16s}.profile-field input{height:42px;padding:0 12px}.profile-field textarea{min-height:112px;padding:10px 12px;resize:vertical;line-height:1.6}.profile-field input:focus,.profile-field textarea:focus{border-color:var(--blue);box-shadow:0 0 0 3px rgba(47,124,246,.12)}.profile-field input[readonly]{background:#f5f6f8;color:var(--muted);cursor:not-allowed}.profile-field small{color:var(--muted);font-size:12px}.profile-form-actions{display:flex;align-items:center;gap:10px}.profile-form-actions .primary-action{height:38px;border:0;border-radius:5px;padding:0 18px;background:var(--blue);color:#fff;font:inherit;font-weight:600;cursor:pointer}.profile-form-actions .primary-action:hover{filter:brightness(.96)}.profile-form-actions .primary-action:disabled{cursor:wait;opacity:.65}.profile-form-message{margin:0;border-radius:5px;padding:9px 11px;font-size:12px}.profile-form-message.is-loading{background:#eef4ff;color:#2865c7}.profile-form-message.is-success{background:#edf9f0;color:#268342}.profile-form-message.is-error{background:#fff0f1;color:#c93645}.user-personal-nav{margin:20px 0 0;padding:0;border:0}.user-personal-nav .personal-nav-grid{grid-template-columns:repeat(3,minmax(0,1fr));gap:10px}.user-personal-nav .personal-site-card{height:58px;border:1px solid var(--line);box-shadow:none}.user-personal-nav .personal-site-card small{display:block;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;color:var(--muted)}
@media(max-width:1100px){.header-account .header-shortcuts{display:none}.header-account{justify-content:flex-end}.user-personal-nav .personal-nav-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media(max-width:820px){.header-account{justify-content:center}.user-center-layout{grid-template-columns:1fr}.user-sidebar{overflow:visible}.user-summary{padding:14px 16px}.user-menu{display:flex;overflow-x:auto;border-top:1px solid var(--line)}.user-menu a{flex:0 0 auto}.user-content{padding:18px}.user-page-heading{align-items:flex-start}}
@media(max-width:560px){.account-link{min-height:34px}.user-center{padding:12px 0 24px}.user-content{padding:16px}.user-page-heading{flex-direction:column}.user-page-heading .secondary-action{width:100%}.user-stat-grid{grid-template-columns:1fr 1fr}.user-personal-nav .personal-nav-grid{grid-template-columns:1fr}.user-profile-summary dl>div{grid-template-columns:82px minmax(0,1fr)}}
.account-link{border:0;font:inherit;cursor:pointer}.account-dialog{width:min(430px,calc(100% - 24px));max-width:none;padding:0;border:0;border-radius:8px;background:#fff;color:var(--text);box-shadow:0 20px 60px rgba(16,24,40,.3)}.account-dialog::backdrop{background:rgba(25,30,38,.62)}.account-dialog-shell{display:flex;max-height:min(680px,calc(100vh - 32px));flex-direction:column}.account-dialog-header{display:flex;align-items:flex-start;justify-content:space-between;gap:16px;padding:22px 24px 14px}.account-dialog-header h2{margin:0;font-size:22px}.account-dialog-subtitle{margin:4px 0 0;color:var(--muted);font-size:12px}.account-dialog-close{width:32px;height:32px;flex:0 0 auto;border:0;border-radius:5px;background:transparent;color:#626975;font-size:25px;line-height:1;cursor:pointer}.account-dialog-close:hover{background:#f3f5f7}.account-dialog-tabs{display:grid;grid-template-columns:1fr 1fr;margin:0 24px;border-bottom:1px solid var(--line)}.account-dialog-tab{height:42px;border:0;border-bottom:2px solid transparent;background:#fff;color:var(--muted);font:inherit;font-weight:600;cursor:pointer}.account-dialog-tab.active{border-bottom-color:var(--blue);color:var(--blue)}.account-dialog-body{padding:20px 24px 24px;overflow-y:auto}.account-dialog-message{margin:0 0 14px;padding:9px 11px;border-radius:5px;background:#eef4ff;color:#2865c7;font-size:12px}.account-dialog-message.error{background:#fff0f1;color:#c93645}.account-dialog-message.success{background:#edf9f0;color:#268342}.account-form{display:none}.account-form.active{display:block}.account-form label{display:block;margin:0 0 5px;font-weight:600}.account-form>input{width:100%;height:42px;margin:0 0 15px;padding:0 12px;border:1px solid #d6dae1;border-radius:5px;background:#fff;color:var(--text);font:inherit;outline:0}.account-form>input:focus{border-color:var(--blue);box-shadow:0 0 0 3px rgba(47,124,246,.12)}.account-form-options{display:flex;align-items:center;justify-content:space-between;gap:12px;margin:0 0 18px;color:var(--muted);font-size:12px}.account-remember{display:flex!important;align-items:center;gap:6px;margin:0!important;font-weight:400!important}.account-remember input{margin:0}.account-inline-link{padding:0;border:0;background:transparent;color:var(--blue);font:inherit;font-size:inherit;cursor:pointer}.account-form-hint{margin:-3px 0 16px;color:var(--muted);font-size:12px}.account-form-back{display:block;width:100%;margin-top:10px;padding:7px;border:0;background:transparent;color:var(--muted);font:inherit;font-size:12px;cursor:pointer}.account-form-back:hover,.account-inline-link:hover{text-decoration:underline}.account-form-submit{width:100%;height:42px;border:0;border-radius:5px;background:var(--blue);color:#fff;font:inherit;font-weight:600;cursor:pointer}.account-form-submit-signup{background:#35b85a}.account-form-submit:hover{filter:brightness(.96)}.account-form-submit:disabled{opacity:.65;cursor:wait}.account-form[hidden]{display:none}
@media(max-width:560px){.account-dialog{width:calc(100% - 16px)}.account-dialog-shell{max-height:calc(100vh - 16px)}.account-dialog-header{padding:18px 18px 12px}.account-dialog-tabs{margin:0 18px}.account-dialog-body{padding:18px}}
@media(max-width:680px){.footer{margin-top:16px}.footer-inner{padding-top:17px;padding-bottom:20px}.friend-links{justify-content:center;padding-bottom:15px}.footer-bottom{flex-direction:column;align-items:center;gap:8px;padding-top:14px;text-align:center}.footer-meta{justify-content:center;text-align:center}.footer-performance{width:100%}.footer-meta>span+span::before{display:none}}

/* Compact navigation refinements */
.skip-link{position:fixed;z-index:2000;top:8px;left:8px;padding:8px 12px;border-radius:5px;background:var(--top);color:#fff;transform:translateY(-150%);transition:transform .15s}.skip-link:focus{transform:translateY(0)}
button:focus-visible,a:focus-visible,input:focus-visible,textarea:focus-visible,select:focus-visible{outline:3px solid rgba(47,124,246,.3);outline-offset:2px}
.directory{padding-top:18px}.category{margin-bottom:20px}.category-title{margin-bottom:9px}.category-title h2{font-size:14px;letter-spacing:0}.site-grid{gap:9px 10px}.site-card{height:40px}.personal-site-card{height:44px}.site-card-main{padding:0 11px}.site-card:hover,.personal-site-card:hover{transform:translateY(-1px)}.site-name,.personal-site-card strong{font-size:13px}.personal-nav{padding:15px 16px}.personal-nav-heading{margin-bottom:11px}.personal-nav-empty{padding:8px 0;color:var(--muted)}.personal-site-remove{opacity:1;right:5px;width:24px;height:24px;font-size:17px}.friend-links{gap:9px 16px}.entry-link{min-height:28px}
@media(max-width:1100px){.site-grid,.personal-nav-grid{gap:9px}.header-main{gap:22px}}
@media(max-width:820px){.directory{padding-top:14px}.category{margin-bottom:18px}.site-card,.personal-site-card{height:46px}.site-card-main{padding:0 10px}.site-name,.personal-site-card strong{font-size:13px}}
@media(max-width:560px){.topbar{height:34px}.topbar-inner{height:34px}.header-main{padding:15px 0}.brand-logo,.brand-fallback{width:50px;height:50px}.search{height:43px}.directory{padding-top:12px}.category-title{margin-left:1px}.site-grid{gap:8px}.site-card,.personal-site-card{height:46px;border-radius:6px}.site-icon,.personal-site-icon{width:22px;height:22px;flex-basis:22px}.site-name,.personal-site-card strong{font-size:12px}.personal-nav{margin-bottom:15px}.footer-meta{line-height:1.7}}
@media(prefers-reduced-motion:reduce){*{scroll-behavior:auto!important;transition:none!important}}
@media(max-width:820px){body.nav-portal-page[style*="background-attachment:fixed"]{background-attachment:scroll!important}}