:root{color-scheme:dark;--night:#090711;--bg:#110c1d;--surface:#191126;--surface2:#211731;--line:rgba(var(--primary2-rgb),.14);--line2:rgba(var(--primary2-rgb),.32);--primary:#8b5cf6;--primary2:#a78bfa;--deep:#6d28d9;--primary-rgb:139,92,246;--primary2-rgb:167,139,250;--deep-rgb:109,40,217;--text:#eeeaff;--muted:#9d94ae;--green:#48d6aa;--red:#fb7185;--shadow:0 18px 55px rgba(3,1,8,.28);--radius:16px;--sidebar:232px;--font:"Segoe UI","PingFang SC","Microsoft YaHei",sans-serif}*{box-sizing:border-box}html{background:var(--night);scroll-behavior:smooth}body{margin:0;color:var(--text);background:radial-gradient(circle at 78% -10%,rgba(var(--deep-rgb),.18),transparent 36rem),var(--bg);font-family:var(--font);font-size:15px;line-height:1.7;-webkit-font-smoothing:antialiased}body:before{position:fixed;z-index:-1;inset:0;content:"";opacity:.35;background-image:radial-gradient(circle at 20% 18%,rgba(255,255,255,.35) 0 1px,transparent 1.5px),radial-gradient(circle at 72% 31%,rgba(var(--primary2-rgb),.3) 0 1px,transparent 1.5px);background-size:230px 230px,330px 330px}a{color:inherit;text-decoration:none}img{max-width:100%;height:auto}button,input,select,textarea{font:inherit}::selection{color:#fff;background:var(--deep)}.screen-reader-text{position:absolute!important;width:1px;height:1px;overflow:hidden;clip:rect(1px,1px,1px,1px)}:focus-visible{outline:2px solid var(--primary2);outline-offset:3px}
.hn-sidebar{position:fixed;z-index:100;inset:0 auto 0 0;display:flex;width:var(--sidebar);flex-direction:column;border-right:1px solid var(--line);background:rgba(12,8,20,.94);backdrop-filter:blur(18px)}.hn-brand{display:flex;height:76px;align-items:center;padding:0 25px;border-bottom:1px solid var(--line)}.hn-brand a{display:flex;align-items:center;gap:11px;font-size:18px}.hn-brand__mark{display:grid;width:34px;height:34px;place-items:center;border:1px solid var(--line2);border-radius:10px;color:#fff;background:linear-gradient(135deg,var(--primary),var(--deep));box-shadow:0 8px 25px rgba(var(--deep-rgb),.3)}.custom-logo{display:block;max-width:170px;max-height:48px}.hn-nav{overflow:auto;padding:22px 14px}.hn-menu{display:grid;margin:0;padding:0;gap:5px;list-style:none}.hn-menu li{position:relative}.hn-menu a{display:flex;align-items:center;gap:12px;padding:10px 13px;border-radius:10px;color:var(--muted);transition:.2s ease}.hn-menu a:hover,.hn-menu .current-menu-item>a{color:#fff;background:linear-gradient(90deg,rgba(var(--primary-rgb),.24),rgba(var(--primary-rgb),.04))}.hn-menu .current-menu-item:before{position:absolute;top:25%;bottom:25%;left:-14px;width:2px;content:"";background:var(--primary2);box-shadow:0 0 12px var(--primary)}.hn-menu .sub-menu{margin:4px 0 4px 20px;padding:0;list-style:none;font-size:13px}.hn-sidebar__bottom{margin-top:auto;padding:18px 24px;border-top:1px solid var(--line);color:var(--primary2)}.hn-shell{min-height:100vh;margin-left:var(--sidebar)}.hn-header{position:sticky;z-index:90;top:0;display:flex;height:76px;align-items:center;padding:0 clamp(20px,4vw,64px);gap:24px;border-bottom:1px solid var(--line);background:rgba(17,12,29,.78);backdrop-filter:blur(18px)}.hn-menu-toggle{display:none;color:var(--text);border:0;background:none;font-size:22px}.hn-header-search{display:flex;width:min(480px,48vw);align-items:center;gap:8px}.hn-header-search input{width:100%;padding:10px 4px;color:var(--text);border:0;border-bottom:1px solid transparent;outline:0;background:transparent}.hn-header-search input:focus{border-color:var(--primary)}.hn-header__actions{display:flex;align-items:center;margin-left:auto;gap:14px}.hn-avatar{display:grid;width:38px;height:38px;place-items:center;overflow:hidden;border:1px solid var(--line2);border-radius:50%;color:var(--primary2)}.hn-avatar img{width:100%;height:100%}.hn-main{width:min(1480px,100%);min-height:70vh;margin:auto;padding:clamp(26px,4vw,64px)}.hn-notice{display:flex;margin-bottom:24px;padding:10px 15px;gap:12px;border:1px solid var(--line);border-radius:10px;color:var(--muted);background:rgba(var(--primary-rgb),.07)}.hn-notice span{color:var(--primary2);font-weight:700}.hn-footer{display:flex;align-items:center;margin:0 clamp(20px,4vw,64px);padding:28px 0;gap:20px;border-top:1px solid var(--line);color:var(--muted)}.hn-footer small{margin-left:auto}.hn-footer-menu{display:flex;margin:0;padding:0;gap:15px;list-style:none}
.hn-hero{position:relative;overflow:hidden;padding:clamp(46px,8vw,22px) 0 clamp(50px,8vw,50px);text-align:center}.hn-hero:after{position:absolute;z-index:-1;top:35%;left:50%;width:min(850px,90vw);height:210px;content:"";background:radial-gradient(ellipse,rgba(var(--deep-rgb),.3),transparent 68%);filter:blur(22px);transform:translate(-50%,-50%)}.hn-eyebrow{margin:0 0 10px;color:var(--primary2);font-size:11px;font-weight:800;letter-spacing:.2em}.hn-hero h1{max-width:900px;margin:0 auto;font-size:clamp(38px,6vw,78px);line-height:1.08;letter-spacing:-.055em}.hn-hero>p:not(.hn-eyebrow){max-width:650px;margin:20px auto;color:var(--muted);font-size:17px}.hn-hero-search{display:flex;width:min(660px,100%);margin:35px auto 0;padding:7px;border:1px solid var(--line2);border-radius:15px;background:rgba(25,17,38,.9);box-shadow:var(--shadow)}.hn-hero-search input{min-width:0;flex:1;padding:10px 15px;color:var(--text);border:0;outline:0;background:transparent}.hn-hero-search button,.hn-primary-button{display:inline-flex;align-items:center;justify-content:center;padding:11px 19px;border:1px solid var(--primary);border-radius:10px;color:#fff;background:linear-gradient(135deg,var(--primary),var(--deep));box-shadow:0 9px 25px rgba(var(--deep-rgb),.22);cursor:pointer}.hn-quiet-button{display:inline-flex;padding:8px 14px;border:1px solid var(--line);border-radius:9px;color:var(--muted);background:var(--surface)}.hn-primary-button:hover,.hn-quiet-button:hover{color:#fff;border-color:var(--primary2);transform:translateY(-1px)}
.hn-search-engines{display:flex;justify-content:center;margin:28px 0 -23px;gap:4px}.hn-search-engines button,.hn-tabs button{padding:6px 11px;border:0;border-radius:8px;color:var(--muted);background:transparent;cursor:pointer}.hn-search-engines button.is-active,.hn-tabs button.is-active{color:#fff;background:rgba(var(--primary-rgb),.2)}.hn-bulletins{display:flex;align-items:flex-start;margin:0 0 45px;padding:17px 20px;gap:25px;border:1px solid var(--line);border-radius:14px;background:var(--surface)}.hn-bulletins>strong{color:var(--primary2);white-space:nowrap}.hn-bulletins>div{display:flex;min-width:0;flex:1;gap:24px}.hn-bulletins a{display:flex;min-width:0;flex:1;justify-content:space-between;gap:8px}.hn-bulletins a span{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.hn-bulletins time{color:var(--muted);font-size:12px}.hn-tabs{display:flex;overflow:auto;margin:-8px 0 15px;gap:3px}.hn-tabs button{white-space:nowrap}.hn-grid.is-loading{opacity:.35;pointer-events:none}
.hn-search-box{position:relative}.hn-suggestions{position:absolute;z-index:120;top:calc(100% + 8px);left:0;width:100%;overflow:hidden;border:1px solid var(--line2);border-radius:12px;text-align:left;background:rgba(25,17,38,.98);box-shadow:var(--shadow)}.hn-suggestions a{display:flex;justify-content:space-between;padding:10px 13px;border-bottom:1px solid var(--line);gap:15px}.hn-suggestions a:last-child{border-bottom:0}.hn-suggestions a:hover{background:rgba(var(--primary-rgb),.12)}.hn-suggestions small{color:var(--muted)}.hn-search-history{display:flex;justify-content:center;align-items:center;margin:12px auto 0;gap:6px;color:var(--muted);font-size:12px}.hn-search-history button{padding:3px 7px;border:0;border-radius:6px;color:var(--muted);background:rgba(255,255,255,.05);cursor:pointer}.hn-featured{position:relative;margin:0 0 55px;overflow:hidden;border:1px solid var(--line);border-radius:24px;background:linear-gradient(135deg,var(--surface2),var(--surface))}.hn-featured__slide{display:none;min-height:300px;align-items:center;padding:clamp(25px,5vw,55px);gap:35px}.hn-featured__slide.is-active{display:flex}.hn-featured__slide>div{flex:1}.hn-featured__slide h2{max-width:680px;margin:0;font-size:clamp(28px,4vw,52px);line-height:1.1}.hn-featured__slide p{max-width:600px;color:var(--muted)}.hn-featured__slide>img{width:min(32%,260px);aspect-ratio:1;border:1px solid var(--line);border-radius:24px;object-fit:cover}.hn-featured__controls{position:absolute;right:20px;bottom:16px;display:flex;align-items:center;gap:10px}.hn-featured__controls button{width:32px;height:32px;border:1px solid var(--line);border-radius:50%;color:var(--text);background:var(--surface);cursor:pointer}.hn-featured__controls span{color:var(--muted);font-size:12px}.hn-rankings{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:14px}.hn-ranking{padding:20px;border:1px solid var(--line);border-radius:var(--radius);background:var(--surface)}.hn-ranking h3{margin:0 0 10px}.hn-ranking ol{margin:0;padding-left:27px}.hn-ranking li{padding:8px 0;border-top:1px solid var(--line)}.hn-ranking li::marker{color:var(--primary2);font-weight:800}.hn-ranking a{display:flex;justify-content:space-between;gap:10px}.hn-ranking small{color:var(--muted);white-space:nowrap}.hn-search-filters{display:flex;margin:-20px 0 28px;gap:7px}.hn-search-filters a{padding:7px 13px;border:1px solid var(--line);border-radius:8px;color:var(--muted)}.hn-search-filters a.is-active{color:#fff;border-color:var(--primary);background:var(--deep)}
.hn-section{margin-bottom:72px}.hn-section__head{display:flex;align-items:end;justify-content:space-between;margin-bottom:22px}.hn-section__head>div{position:relative;padding-left:18px}.hn-orbit{position:absolute;top:7px;bottom:5px;left:0;width:2px;border-radius:2px;background:var(--primary);box-shadow:0 0 13px var(--primary)}.hn-section h2,.hn-page-title h1{margin:0;font-size:clamp(25px,3vw,38px);letter-spacing:-.035em}.hn-section__head p,.hn-page-title p{margin:3px 0 0;color:var(--muted)}.hn-section__head>a{color:var(--primary2)}.hn-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:14px}.hn-card{position:relative;min-width:0;overflow:hidden;border:1px solid var(--line);border-radius:var(--radius);background:linear-gradient(145deg,rgba(33,23,49,.94),rgba(22,15,33,.95));box-shadow:0 9px 28px rgba(3,1,8,.12);transition:.22s ease}.hn-card:after{position:absolute;right:-30px;bottom:-30px;width:70px;height:70px;content:"";opacity:0;border-radius:50%;background:var(--primary);filter:blur(29px);transition:.25s}.hn-card:hover{border-color:var(--line2);box-shadow:0 0 0 1px rgba(var(--primary-rgb),.18),0 18px 44px rgba(var(--deep-rgb),.17);transform:translateY(-3px)}.hn-card:hover:after{opacity:.4}.hn-card__main{display:flex;min-height:112px;align-items:center;padding:18px 44px 18px 17px;gap:14px}.hn-card__icon{display:grid;width:50px;height:50px;flex:0 0 50px;place-items:center;overflow:hidden;border:1px solid var(--line);border-radius:13px;color:var(--primary2);background:rgba(255,255,255,.04);font-size:20px}.hn-card__icon img{width:100%;height:100%;object-fit:cover}.hn-card__content{display:block;min-width:0}.hn-card__content strong,.hn-card__content small{display:block;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.hn-card__content small{margin-top:4px;color:var(--muted);font-size:12px}.hn-favorite{position:absolute;z-index:2;top:10px;right:10px;padding:6px;color:#675d73;border:0;background:none;cursor:pointer}.hn-favorite:hover,.hn-favorite.is-active{color:var(--primary2);text-shadow:0 0 12px var(--primary)}.hn-favorite:disabled{opacity:.4}.hn-post-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:16px}.hn-post-card{overflow:hidden;border:1px solid var(--line);border-radius:var(--radius);background:var(--surface);transition:.2s}.hn-post-card:hover{border-color:var(--line2);transform:translateY(-3px)}.hn-post-card img{width:100%;aspect-ratio:16/9;object-fit:cover}.hn-post-card div{padding:18px}.hn-post-card time,.hn-feed-card time{color:var(--primary2);font-size:11px}.hn-post-card h3{margin:5px 0;font-size:18px;line-height:1.35}.hn-post-card p{margin:0;color:var(--muted);font-size:13px}
.hn-page-title{margin:18px 0 38px;padding-bottom:22px;border-bottom:1px solid var(--line)}.hn-layout{display:grid;grid-template-columns:minmax(0,1fr) 300px;gap:28px}.hn-feed{display:grid;gap:14px}.hn-feed-card{border:1px solid var(--line);border-radius:var(--radius);background:var(--surface)}.hn-feed-card>a{display:flex;padding:16px;gap:20px}.hn-feed-card img{width:180px;aspect-ratio:4/3;border-radius:10px;object-fit:cover}.hn-feed-card h2{margin:3px 0;font-size:21px}.hn-feed-card p{margin:4px 0;color:var(--muted)}.hn-panel{padding:20px;border:1px solid var(--line);border-radius:var(--radius);background:var(--surface)}.hn-panel__title{margin-top:0}.hn-empty{padding:70px 25px;text-align:center;border:1px dashed var(--line2);border-radius:var(--radius);background:rgba(25,17,38,.5)}.hn-empty h2{margin-top:0}.hn-empty p{color:var(--muted)}.hn-error span{display:block;color:var(--primary);font-size:90px;font-weight:900;line-height:1;text-shadow:0 0 50px rgba(var(--primary-rgb),.35)}.navigation.pagination{margin:30px 0}.nav-links{display:flex;gap:7px}.page-numbers{padding:7px 12px;border:1px solid var(--line);border-radius:8px}.page-numbers.current{border-color:var(--primary);background:var(--deep)}
.hn-article{max-width:980px;margin:0 auto}.hn-article__header{display:flex;align-items:center;margin:25px 0 34px;padding:28px;gap:20px;border:1px solid var(--line);border-radius:20px;background:linear-gradient(145deg,var(--surface2),var(--surface))}.hn-article__header>div:nth-child(2){min-width:0;flex:1}.hn-article__header h1{margin:0;font-size:clamp(30px,5vw,54px);line-height:1.12}.hn-article__header p{margin:8px 0 0;color:var(--muted)}.hn-resource-logo{display:grid;width:82px;height:82px;overflow:hidden;border-radius:20px;background:rgba(255,255,255,.05)}.hn-resource-logo img{width:100%;height:100%;object-fit:cover}.hn-article__cover img{width:100%;border-radius:20px}.hn-article__content{margin:35px 0;padding:clamp(22px,5vw,56px);border:1px solid var(--line);border-radius:20px;background:var(--surface);font-size:16px}.hn-article__content h2,.hn-article__content h3{margin-top:1.8em}.hn-article__content a{color:var(--primary2);text-decoration:underline;text-underline-offset:3px}.hn-article__content blockquote{margin-left:0;padding:10px 20px;border-left:3px solid var(--primary);background:rgba(var(--primary-rgb),.07)}.hn-article__content pre{overflow:auto;padding:18px;border-radius:10px;background:var(--night)}.hn-resource-meta{display:flex;padding:15px 20px;align-items:center;gap:18px;border:1px solid var(--line);border-radius:12px;color:var(--muted);background:var(--surface)}.hn-resource-meta .hn-favorite{position:static;margin-left:auto}.hn-comments{max-width:980px;margin:30px auto;padding:28px;border:1px solid var(--line);border-radius:20px;background:var(--surface)}.comment-list{padding-left:20px}.comment-body{margin:15px 0;padding:15px;border-bottom:1px solid var(--line)}
.hn-resource-details{display:grid;margin-bottom:25px;gap:18px}.hn-data-list{display:grid;grid-template-columns:repeat(auto-fit,minmax(150px,1fr));margin:0;border:1px solid var(--line);border-radius:16px;background:var(--surface)}.hn-data-list>div{padding:16px 18px;border-right:1px solid var(--line)}.hn-data-list>div:last-child{border-right:0}.hn-data-list dt{color:var(--muted);font-size:12px}.hn-data-list dd{margin:4px 0 0;color:var(--text);font-weight:650}.hn-platforms{padding:15px 18px;border:1px solid var(--line);border-radius:12px;color:var(--muted);background:var(--surface)}.hn-platforms strong{margin-right:12px;color:var(--text)}.hn-downloads,.hn-link-list,.hn-gallery{padding:22px;border:1px solid var(--line);border-radius:16px;background:var(--surface)}.hn-downloads h2,.hn-link-list h2,.hn-gallery h2{margin:0 0 15px;font-size:20px}.hn-downloads article{padding:16px 0;border-top:1px solid var(--line)}.hn-downloads article header{display:flex;justify-content:space-between}.hn-downloads article header span,.hn-downloads article p,.hn-link-list span{color:var(--muted)}.hn-download-button{display:inline-flex;margin:5px 9px 5px 0;padding:8px 14px;border:1px solid var(--line2);border-radius:9px;color:#fff;background:linear-gradient(135deg,var(--primary),var(--deep))}.hn-downloads code,.hn-link-list code{display:inline-block;padding:4px 8px;border-radius:6px;color:var(--primary2);background:var(--night)}.hn-link-list>div{display:flex;align-items:center;padding:8px 0;gap:10px;border-top:1px solid var(--line)}.hn-gallery>div{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:10px}.hn-gallery img{width:100%;height:180px;border-radius:10px;object-fit:cover}
.hn-price{display:flex;align-items:baseline;margin-top:8px;gap:8px}.hn-price strong{color:var(--primary2);font-size:20px}.hn-price del{color:var(--muted);font-size:12px}
.hn-form-page,.hn-account{max-width:850px;margin:0 auto}.hn-form{display:grid;padding:clamp(22px,5vw,48px);gap:20px;border:1px solid var(--line);border-radius:20px;background:var(--surface)}.hn-form label{display:grid;gap:7px;color:var(--muted)}input,textarea,select{width:100%;padding:11px 13px;color:var(--text);border:1px solid var(--line);border-radius:9px;outline:0;background:var(--night)}input:focus,textarea:focus,select:focus{border-color:var(--primary);box-shadow:0 0 0 3px rgba(var(--primary-rgb),.13)}.hn-message{margin-bottom:20px;padding:13px 16px;border-radius:10px}.hn-message.is-success{color:var(--green);background:rgba(72,214,170,.09)}.hn-message.is-error{color:var(--red);background:rgba(251,113,133,.09)}.hn-profile{display:flex;align-items:center;margin-bottom:25px;padding:20px;gap:15px;border:1px solid var(--line);border-radius:var(--radius);background:var(--surface)}.hn-profile img{border-radius:50%}.hn-profile h2,.hn-profile p{margin:0}.hn-profile p{color:var(--muted)}.hn-profile>a{margin-left:auto;color:var(--primary2)}.hn-inline-search{display:flex;max-width:500px;margin:20px auto}.hn-inline-search input{border-radius:9px 0 0 9px}.hn-inline-search button{padding:0 18px;border:0;border-radius:0 9px 9px 0;color:#fff;background:var(--deep)}.hn-toast{position:fixed;z-index:300;right:25px;bottom:25px;padding:11px 17px;border:1px solid var(--line2);border-radius:10px;opacity:0;background:var(--surface2);box-shadow:var(--shadow);transform:translateY(15px);transition:.2s;pointer-events:none}.hn-toast.is-visible{opacity:1;transform:none}.hn-reveal{opacity:0;transform:translateY(8px)}.hn-reveal.is-in{opacity:1;transform:none;transition:opacity .4s,transform .4s}
.hn-account-tabs{display:flex;overflow:auto;margin-bottom:22px;padding:5px;gap:4px;border:1px solid var(--line);border-radius:12px;background:var(--surface)}.hn-account-tabs a{padding:8px 13px;border-radius:8px;color:var(--muted);white-space:nowrap}.hn-account-tabs a.is-active{color:#fff;background:var(--deep)}.hn-profile-summary{display:flex;align-items:center;margin-bottom:18px;padding:16px 20px;gap:13px;border:1px solid var(--line);border-radius:14px;background:var(--surface)}.hn-profile-summary img{border-radius:50%}.hn-profile-summary div{display:grid;flex:1}.hn-profile-summary small{color:var(--muted)}.hn-profile-summary>a{color:var(--primary2)}.hn-check{display:flex!important;align-items:center;grid-template-columns:auto 1fr!important}.hn-check input{width:auto}.hn-private-toolbar{display:flex;align-items:center;margin-bottom:16px;gap:10px}.hn-private-toolbar form{margin-left:auto}.hn-file-button{display:inline-flex;padding:9px 14px;border:1px solid var(--line);border-radius:9px;color:var(--muted);cursor:pointer}.hn-file-button input{display:none}.hn-private-form{display:grid;grid-template-columns:1fr 1.5fr 1fr 1fr auto auto;margin-bottom:18px;padding:15px;gap:8px;border:1px solid var(--line2);border-radius:14px;background:var(--surface)}.hn-private-form label{display:grid;gap:4px;color:var(--muted);font-size:12px}.hn-private-form button{align-self:end}.hn-private-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:10px}.hn-private-card{display:grid;grid-template-columns:auto 1fr auto auto;align-items:center;padding:12px;gap:8px;border:1px solid var(--line);border-radius:12px;background:var(--surface);transition:.15s}.hn-private-card.is-dragging{opacity:.35}.hn-private-card>a{display:grid;min-width:0}.hn-private-card strong,.hn-private-card small{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.hn-private-card small{color:var(--muted)}.hn-private-card em{color:var(--primary2);font-size:10px;font-style:normal}.hn-private-card button{padding:3px;color:var(--muted);border:0;background:none;cursor:pointer}.hn-drag{color:var(--muted);cursor:grab}.hn-submissions{display:grid;gap:8px}.hn-submissions article{display:flex;justify-content:space-between;padding:14px 17px;border:1px solid var(--line);border-radius:11px;background:var(--surface)}.hn-submissions article div{display:grid}.hn-submissions small,.hn-submissions time{color:var(--muted)}
.hn-wechat-guide{display:flex;align-items:center;margin-bottom:16px;padding:18px;gap:18px;border:1px solid var(--line2);border-radius:16px;background:linear-gradient(135deg,rgba(34,197,94,.08),rgba(var(--primary-rgb),.08))}.hn-wechat-guide>img{width:112px;height:112px;flex:none;object-fit:contain;border-radius:10px;background:#fff}.hn-wechat-guide strong{font-size:16px}.hn-wechat-guide ol{margin:9px 0;padding-left:20px;color:var(--muted);line-height:1.75}.hn-wechat-guide small{color:var(--muted)}.hn-wechat-guide b{color:var(--primary2)}.hn-wechat-bind{margin-bottom:20px;padding:20px;border:1px solid var(--line);border-radius:16px;background:var(--surface)}.hn-wechat-bind h2{margin:0 0 14px;font-size:18px}.hn-wechat-bind .hn-wechat-guide{margin-bottom:12px}.hn-wechat-bind-form{grid-template-columns:minmax(0,1fr) auto;align-items:end;padding:0;border:0;background:none}.hn-wechat-bound{margin:0;color:var(--green)}
.hn-access-gate{display:grid;justify-items:center;margin:26px 0;padding:48px 20px;text-align:center;border:1px solid var(--line2);border-radius:18px;background:linear-gradient(145deg,rgba(var(--primary-rgb),.09),var(--surface))}.hn-access-gate>span{font-size:34px}.hn-access-gate h2{margin:10px 0 4px}.hn-access-gate p{margin:0 0 18px;color:var(--muted)}.hn-interaction{padding:7px 10px;color:var(--muted);border:1px solid var(--line);border-radius:8px;background:transparent;cursor:pointer}.hn-interaction.is-active{color:#fb7185;border-color:rgba(251,113,133,.35);background:rgba(251,113,133,.08)}.hn-interaction b{font-weight:600}
.hn-ranking-page{max-width:900px;margin:0 auto}.hn-ranking-filters{display:flex;justify-content:space-between;margin-bottom:18px;gap:16px}.hn-ranking-filters>div{display:flex;flex-wrap:wrap;padding:4px;gap:3px;border:1px solid var(--line);border-radius:10px;background:var(--surface)}.hn-ranking-filters a{padding:7px 11px;border-radius:7px;color:var(--muted);font-size:13px}.hn-ranking-filters a.is-active{color:#fff;background:var(--deep)}.hn-ranking-list{display:grid;margin:0;padding:0;gap:8px;list-style:none}.hn-ranking-list li{display:grid;grid-template-columns:52px 1fr auto;align-items:center;padding:13px 18px;gap:12px;border:1px solid var(--line);border-radius:12px;background:var(--surface)}.hn-ranking-list li>span{color:var(--primary2);font-family:monospace;font-size:20px;font-weight:800}.hn-ranking-list a{display:grid}.hn-ranking-list small,.hn-ranking-list li>b{color:var(--muted);font-size:12px}.hn-ranking-list li>b{font-weight:500}
.hn-access-gate--inline{margin:18px 0;padding:25px}.hn-shortcode-ad{margin:24px 0;padding:16px;text-align:center;border:1px solid var(--line);border-radius:12px;background:var(--surface)}
.hn-honeypot{position:absolute!important;left:-10000px!important;width:1px!important;height:1px!important;overflow:hidden!important}.hn-form label small{color:var(--muted);font-size:12px}.hn-notification-toolbar{display:flex;align-items:center;justify-content:space-between;margin-bottom:14px}.hn-notification-toolbar h2{margin:0}.hn-notification-list{display:grid;gap:8px}.hn-notification-list article{display:grid;grid-template-columns:auto 1fr auto;align-items:center;padding:14px 16px;gap:13px;border:1px solid var(--line);border-radius:11px;background:var(--surface)}.hn-notification-list article.is-unread{border-color:var(--line2);background:rgba(var(--primary-rgb),.08)}.hn-notification-list article>span{color:var(--primary2);font-size:10px}.hn-notification-list article>div{display:grid}.hn-notification-list time{color:var(--muted);font-size:11px}.hn-notification-list article>a{color:var(--primary2);font-size:12px}@media(max-width:560px){.hn-wechat-guide{align-items:flex-start;padding:15px;gap:12px}.hn-wechat-guide>img{width:82px;height:82px}.hn-wechat-guide ol{padding-left:18px;font-size:12px}.hn-wechat-bind-form{grid-template-columns:1fr}.hn-wechat-bind-form button{width:100%}}

/* Focused WeChat authentication */
.hn-wechat-auth-page{min-height:100vh;margin:0;background:#100b19;color:#f7f3ff}.hn-wechat-auth-page:before,.hn-wechat-auth-page:after{position:fixed;z-index:0;width:38vw;height:38vw;border-radius:50%;content:"";filter:blur(100px);pointer-events:none}.hn-wechat-auth-page:before{top:-18vw;left:-12vw;background:rgba(var(--primary-rgb),.2)}.hn-wechat-auth-page:after{right:-16vw;bottom:-20vw;background:rgba(34,197,94,.1)}.hn-wechat-auth-shell{position:relative;z-index:1;width:min(1120px,calc(100% - 40px));margin:auto;padding:36px 0 24px}.hn-wechat-auth-brand{display:inline-flex;height:44px;align-items:center;margin-bottom:30px;gap:10px;color:#fff}.hn-wechat-auth-brand>img{display:block;max-width:190px;max-height:44px;object-fit:contain}.hn-wechat-auth-brand>span{display:grid;width:38px;height:38px;place-items:center;border-radius:12px;background:linear-gradient(145deg,var(--primary2),#6d3ee8);box-shadow:0 9px 24px rgba(var(--deep-rgb),.35);font-weight:900}.hn-wechat-auth-brand>strong{font-size:17px}.hn-wechat-auth-card{display:grid;min-height:640px;overflow:hidden;grid-template-columns:minmax(0,1.08fr) minmax(380px,.92fr);border:1px solid rgba(var(--primary2-rgb),.16);border-radius:28px;background:rgba(26,18,40,.88);box-shadow:0 30px 90px rgba(0,0,0,.42);backdrop-filter:blur(24px)}.hn-wechat-auth-intro{position:relative;padding:54px 58px;background:radial-gradient(circle at 82% 16%,rgba(var(--primary2-rgb),.14),transparent 33%),linear-gradient(145deg,rgba(var(--primary-rgb),.12),rgba(16,11,25,.15))}.hn-wechat-auth-intro:after{position:absolute;top:7%;right:-1px;width:1px;height:86%;background:linear-gradient(transparent,rgba(var(--primary2-rgb),.24),transparent);content:""}.hn-wechat-auth-kicker{display:flex;align-items:center;gap:9px;color:var(--primary2);font-size:11px;font-weight:800;letter-spacing:.16em}.hn-wechat-auth-kicker i{width:7px;height:7px;border-radius:50%;background:#44d98c;box-shadow:0 0 0 6px rgba(68,217,140,.1)}.hn-wechat-auth-intro h1{max-width:520px;margin:24px 0 16px;font-size:clamp(36px,4.4vw,61px);font-weight:850;line-height:1.08;letter-spacing:-.05em}.hn-wechat-auth-intro>p{max-width:500px;margin:0;color:#a9a0b8;font-size:15px;line-height:1.8}.hn-wechat-auth-qr{position:absolute;right:58px;bottom:55px;width:168px;padding:10px;border:1px solid rgba(255,255,255,.12);border-radius:19px;background:#fff;box-shadow:0 22px 50px rgba(0,0,0,.28);transform:rotate(2deg)}.hn-wechat-auth-qr img,.hn-wechat-auth-qr-empty{display:grid;width:146px;height:146px;object-fit:contain;place-items:center;color:#675c76;background:#f5f3f8;text-align:center;font-size:12px;line-height:1.6}.hn-wechat-auth-scan{display:block;padding:7px 0 1px;color:#241b30;text-align:center;font-size:11px;font-weight:800}.hn-wechat-auth-steps{position:absolute;bottom:62px;left:58px;margin:0;padding:0;list-style:none}.hn-wechat-auth-steps li{display:flex;align-items:center;margin-top:15px;gap:11px;color:#c5bdcf;font-size:13px}.hn-wechat-auth-steps b{display:grid;width:25px;height:25px;place-items:center;border:1px solid rgba(var(--primary2-rgb),.24);border-radius:50%;color:var(--primary2);font-size:10px}.hn-wechat-auth-steps em{padding:3px 8px;border-radius:5px;color:var(--primary2);background:rgba(var(--primary-rgb),.16);font-style:normal;font-weight:800}.hn-wechat-auth-formbox{display:flex;flex-direction:column;justify-content:center;padding:54px 58px;background:rgba(13,9,21,.38)}.hn-wechat-auth-formbox header>span{color:#8d7ba6;font-size:10px;font-weight:900;letter-spacing:.19em}.hn-wechat-auth-formbox h2{margin:9px 0 7px;font-size:30px;letter-spacing:-.025em}.hn-wechat-auth-formbox header>p{margin:0;color:#8f879b;font-size:13px}.hn-wechat-auth-tabs{display:grid;grid-template-columns:1fr 1fr;margin:28px 0 24px;padding:4px;border:1px solid rgba(var(--primary2-rgb),.14);border-radius:12px;background:rgba(255,255,255,.025)}.hn-wechat-auth-tabs a{padding:10px;text-align:center;color:#8f879b;border-radius:8px;font-size:13px;font-weight:700}.hn-wechat-auth-tabs a.is-active{color:#fff;background:#312044;box-shadow:0 4px 14px rgba(0,0,0,.18)}.hn-wechat-auth-message{margin-bottom:16px;padding:12px 14px;border:1px solid rgba(251,113,133,.22);border-radius:10px;color:#fda4af;background:rgba(251,113,133,.07);font-size:12px;line-height:1.6}.hn-wechat-auth-form{display:grid;gap:17px}.hn-wechat-auth-form label{display:grid;gap:8px}.hn-wechat-auth-form label>span{color:#afa6bc;font-size:12px;font-weight:700}.hn-wechat-auth-form input{height:50px;padding:0 15px;border-color:rgba(var(--primary2-rgb),.16);border-radius:11px;background:rgba(255,255,255,.035)}.hn-wechat-auth-form input:focus{border-color:var(--primary2);box-shadow:0 0 0 3px rgba(var(--primary2-rgb),.11)}.hn-wechat-auth-form .hn-wechat-code-input{font-family:ui-monospace,SFMono-Regular,Consolas,monospace;font-size:21px;font-weight:800;letter-spacing:.26em}.hn-wechat-auth-remember{display:flex!important;align-items:center!important;grid-template-columns:auto 1fr!important;gap:9px!important}.hn-wechat-auth-remember input{width:15px;height:15px;accent-color:var(--primary)}.hn-wechat-auth-remember span{font-weight:500!important}.hn-wechat-auth-submit{display:flex;height:52px;align-items:center;justify-content:space-between;margin-top:2px;padding:0 18px;border:0;border-radius:11px;color:#fff;background:linear-gradient(100deg,#7847ed,#9a6cff);box-shadow:0 13px 28px rgba(var(--deep-rgb),.24);font-weight:800;cursor:pointer;transition:transform .18s,box-shadow .18s}.hn-wechat-auth-submit:hover{box-shadow:0 17px 34px rgba(var(--deep-rgb),.34);transform:translateY(-1px)}.hn-wechat-auth-submit:focus-visible{outline:3px solid rgba(var(--primary2-rgb),.42);outline-offset:3px}.hn-wechat-auth-submit span{font-size:20px}.hn-wechat-auth-help{margin-top:18px;color:#776f83;font-size:11px;line-height:1.65}.hn-wechat-auth-footer{display:flex;justify-content:space-between;padding:20px 4px 0;color:#756c82;font-size:11px}.hn-wechat-auth-footer a{color:#9e91af}
@media(max-width:860px){.hn-wechat-auth-shell{width:min(680px,calc(100% - 28px));padding-top:22px}.hn-wechat-auth-brand{margin-bottom:18px}.hn-wechat-auth-card{grid-template-columns:1fr}.hn-wechat-auth-intro{min-height:430px;padding:38px}.hn-wechat-auth-intro:after{display:none}.hn-wechat-auth-intro h1{font-size:42px}.hn-wechat-auth-steps{bottom:43px;left:38px}.hn-wechat-auth-qr{right:38px;bottom:38px}.hn-wechat-auth-formbox{padding:42px 38px}}
@media(max-width:560px){.hn-wechat-auth-shell{width:min(100% - 20px,460px);padding:14px 0}.hn-wechat-auth-card{border-radius:20px}.hn-wechat-auth-intro{display:grid;min-height:0;padding:28px 22px 24px}.hn-wechat-auth-intro h1{margin-top:18px;font-size:34px}.hn-wechat-auth-intro>p{font-size:13px}.hn-wechat-auth-qr{position:relative;right:auto;bottom:auto;width:154px;margin:25px auto 5px;transform:none}.hn-wechat-auth-qr img,.hn-wechat-auth-qr-empty{width:132px;height:132px}.hn-wechat-auth-steps{position:relative;bottom:auto;left:auto;margin-top:15px}.hn-wechat-auth-formbox{padding:30px 22px}.hn-wechat-auth-formbox h2{font-size:25px}.hn-wechat-auth-footer{display:grid;justify-content:center;gap:8px;text-align:center}}@media(prefers-reduced-motion:reduce){.hn-wechat-auth-submit{transition:none}}
.hn-trend{margin-bottom:20px;padding:20px;border:1px solid var(--line);border-radius:15px;background:var(--surface)}.hn-trend header{display:flex;align-items:center;justify-content:space-between}.hn-trend h2{margin:0;font-size:17px}.hn-trend header strong{color:var(--primary2)}.hn-trend>div{display:grid;height:150px;grid-template-columns:repeat(14,1fr);align-items:end;margin-top:16px;gap:5px}.hn-trend>div>span{display:grid;height:100%;grid-template-rows:1fr auto;align-items:end;gap:5px}.hn-trend i{display:block;height:var(--height);min-height:4px;border-radius:5px 5px 2px 2px;background:linear-gradient(180deg,var(--primary2),var(--deep))}.hn-trend small{overflow:hidden;color:var(--muted);font-size:8px;text-align:center;white-space:nowrap}
.hn-hot-page{max-width:1120px;margin:0 auto}.hn-hot-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px}.hn-hot-list{overflow:hidden;border:1px solid var(--line);border-radius:15px;background:var(--surface)}.hn-hot-list>header{display:flex;align-items:center;justify-content:space-between;padding:17px 18px;border-bottom:1px solid var(--line)}.hn-hot-list h2{margin:0;font-size:18px}.hn-hot-list header small{color:var(--muted)}.hn-hot-list ol{margin:0;padding:8px 18px 14px;list-style:none}.hn-hot-list li{display:grid;grid-template-columns:28px 1fr auto;align-items:center;padding:10px 0;gap:8px;border-bottom:1px solid var(--line)}.hn-hot-list li:last-child{border-bottom:0}.hn-hot-list li>span{color:var(--primary2);font-family:monospace;font-weight:700}.hn-hot-list li>a,.hn-hot-list li>strong{overflow:hidden;text-overflow:ellipsis;white-space:nowrap;font-weight:500}.hn-hot-list li>small{color:var(--muted)}.hn-hot-error{padding:40px 20px;color:var(--muted);text-align:center}@media(max-width:760px){.hn-hot-grid{grid-template-columns:1fr}}
.hn-oauth-buttons{display:flex;margin-top:14px;gap:8px}.hn-oauth-button{flex:1;padding:10px 14px;text-align:center;border:1px solid var(--line);border-radius:9px;background:var(--surface)}.hn-oauth-github{color:#fff}.hn-oauth-gitee{color:#ff6b6b}.hn-oauth-panel{margin-top:20px;padding:20px;border:1px solid var(--line);border-radius:14px;background:var(--surface)}.hn-oauth-panel h2{margin-top:0}.hn-oauth-panel>div{display:flex;align-items:center;justify-content:space-between;padding:11px 0;border-top:1px solid var(--line)}.hn-oauth-panel span{display:grid}.hn-oauth-panel small{color:var(--muted)}.hn-oauth-panel a{color:var(--primary2)}
.hn-orders{display:grid;gap:8px}.hn-orders article{display:grid;grid-template-columns:minmax(0,1fr) auto auto auto;align-items:center;padding:14px 17px;gap:14px;border:1px solid var(--line);border-radius:11px;background:var(--surface)}.hn-orders article>div{display:grid}.hn-orders small{color:var(--muted)}.hn-orders b{padding:4px 8px;border-radius:6px;color:#fbbf24;background:rgba(251,191,36,.1);font-size:11px}.hn-orders b.is-paid{color:var(--green);background:rgba(72,214,170,.1)}.hn-orders a{color:var(--primary2)}@media(max-width:620px){.hn-orders article{grid-template-columns:1fr auto}.hn-orders article>div{grid-column:1/-1}}
.hn-links-page{max-width:1000px;margin:0 auto}.hn-friend-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:12px}.hn-friend-grid>a{display:flex;align-items:center;padding:15px;gap:12px;border:1px solid var(--line);border-radius:13px;background:var(--surface);transition:.2s}.hn-friend-grid>a:hover{border-color:var(--line2);transform:translateY(-2px)}.hn-friend-grid>a>span{display:grid;width:44px;height:44px;flex:0 0 44px;place-items:center;overflow:hidden;border-radius:11px;color:var(--primary2);background:var(--night);font-weight:800}.hn-friend-grid img{width:100%;height:100%;object-fit:cover}.hn-friend-grid div{display:grid;min-width:0}.hn-friend-grid strong,.hn-friend-grid small{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.hn-friend-grid small{color:var(--muted)}.hn-friend-submit{margin-top:40px}.hn-friend-submit>h2{margin-bottom:15px}@media(max-width:760px){.hn-friend-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}@media(max-width:480px){.hn-friend-grid{grid-template-columns:1fr}}
@media(max-width:760px){.hn-private-form,.hn-private-grid{grid-template-columns:1fr}.hn-private-toolbar{align-items:stretch;flex-direction:column}.hn-private-toolbar form{margin-left:0}.hn-resource-meta{flex-wrap:wrap}}
@media(max-width:1100px){.hn-grid{grid-template-columns:repeat(3,minmax(0,1fr))}.hn-post-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}@media(max-width:820px){:root{--sidebar:260px}.hn-sidebar{box-shadow:25px 0 60px rgba(0,0,0,.45);transform:translateX(-102%);transition:transform .25s}.hn-menu-open .hn-sidebar{transform:none}.hn-shell{margin-left:0}.hn-menu-toggle{display:block}.hn-main{padding:24px 18px}.hn-header{height:66px;padding:0 18px}.hn-header-search{width:auto;flex:1}.hn-header__actions .hn-quiet-button{display:none}.hn-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.hn-layout{grid-template-columns:1fr}.hn-widgets{display:none}.hn-footer{margin:0 18px;flex-wrap:wrap}.hn-footer small{width:100%;margin-left:0}.hn-article__header{align-items:flex-start;flex-wrap:wrap}.hn-article__header .hn-primary-button{width:100%}.hn-rankings{grid-template-columns:1fr}.hn-featured__slide>img{width:180px}}@media(max-width:520px){.hn-hero{padding-top:48px}.hn-hero h1{font-size:38px}.hn-hero-search{display:block;padding:8px}.hn-hero-search button{width:100%}.hn-section{margin-bottom:48px}.hn-grid,.hn-post-grid{grid-template-columns:1fr}.hn-section__head{align-items:flex-start}.hn-section__head>a{font-size:12px}.hn-card__main{min-height:96px}.hn-feed-card>a{display:block}.hn-feed-card img{width:100%;margin-bottom:10px}.hn-resource-logo{width:64px;height:64px}.hn-article__header{padding:20px}.hn-resource-meta{align-items:flex-start;flex-direction:column}.hn-resource-meta .hn-favorite{margin-left:0}.hn-featured__slide{min-height:340px}.hn-featured__slide>img{display:none}.hn-bulletins>div{display:block}.hn-bulletins a+ a{margin-top:7px}}@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*:before,*:after{animation-duration:.01ms!important;transition-duration:.01ms!important}.hn-reveal{opacity:1;transform:none}}.hn-card.is-broken{border-color:rgba(248,113,113,.32)}.hn-health-badge{position:absolute;z-index:2;top:8px;left:8px;padding:2px 6px;border:1px solid rgba(248,113,113,.35);border-radius:999px;color:#fca5a5;background:rgba(69,10,10,.86);font-size:10px}.hn-card.is-broken .hn-card__main{padding-top:25px}

.hn-top-nav{min-width:0;align-self:stretch}.hn-top-menu{display:flex;height:100%;align-items:center;margin:0;padding:0;gap:4px;list-style:none}.hn-top-menu>li{position:relative;height:100%;display:flex;align-items:center}.hn-top-menu a{display:flex;align-items:center;padding:9px 13px;border-radius:9px;color:var(--muted);white-space:nowrap}.hn-top-menu>li>a:hover,.hn-top-menu>.current-menu-item>a,.hn-top-menu>.current-menu-ancestor>a{color:#fff;background:rgba(var(--primary-rgb),.14)}.hn-top-menu .sub-menu{position:absolute;z-index:130;top:calc(100% - 10px);left:0;display:grid;min-width:170px;margin:0;padding:7px;gap:2px;list-style:none;border:1px solid var(--line2);border-radius:12px;opacity:0;visibility:hidden;background:rgba(25,17,38,.98);box-shadow:var(--shadow);transform:translateY(8px);transition:.18s}.hn-top-menu li:hover>.sub-menu,.hn-top-menu li:focus-within>.sub-menu{opacity:1;visibility:visible;transform:none}.hn-menu .sub-menu{display:none}.hn-menu .is-submenu-open>.sub-menu{display:grid}.hn-submenu-toggle{position:absolute;top:6px;right:7px;width:32px;height:32px;padding:0;border:0;border-radius:8px;color:var(--muted);background:transparent;cursor:pointer}.hn-submenu-toggle:after{display:inline-block;content:"⌄";transition:transform .2s}.is-submenu-open>.hn-submenu-toggle:after{transform:rotate(180deg)}.hn-menu .menu-item-has-children>a{padding-right:40px}
.hn-search-switcher{width:min(760px,100%);margin:28px auto -22px}.hn-search-categories,.hn-search-engines{display:flex;justify-content:center;overflow-x:auto;gap:4px}.hn-search-categories{padding-bottom:8px;border-bottom:1px solid var(--line)}.hn-search-categories button{position:relative;padding:7px 16px;border:0;color:var(--muted);background:transparent;cursor:pointer;white-space:nowrap}.hn-search-categories button.is-active{color:#fff}.hn-search-categories button.is-active:after{position:absolute;right:14px;bottom:-9px;left:14px;height:2px;content:"";border-radius:2px;background:var(--primary2);box-shadow:0 0 12px var(--primary)}.hn-search-engines{margin:8px 0 0}.hn-search-engines[hidden]{display:none}.hn-search-engines button{padding:5px 11px;border:0;border-radius:8px;color:var(--muted);background:transparent;cursor:pointer;white-space:nowrap}.hn-search-engines button.is-active{color:#fff;background:rgba(var(--primary-rgb),.2)}
.hn-grid--books{grid-template-columns:repeat(6,minmax(0,1fr));gap:20px}.hn-book-card{position:relative;min-width:0}.hn-book-card__cover{position:relative;display:grid;overflow:hidden;aspect-ratio:5/7;place-items:center;border:1px solid var(--line);border-radius:12px;color:var(--primary2);background:linear-gradient(145deg,var(--surface2),var(--surface));box-shadow:0 12px 28px rgba(3,1,8,.25);transition:.25s}.hn-book-card__cover img{width:100%;height:100%;object-fit:cover}.hn-book-card__cover>span{font-size:40px;font-weight:800}.hn-book-card__cover i{position:absolute;top:9px;left:9px;padding:3px 7px;border:1px solid rgba(255,255,255,.18);border-radius:999px;color:#fff;background:rgba(17,12,29,.75);backdrop-filter:blur(8px);font-size:10px;font-style:normal}.hn-book-card:hover .hn-book-card__cover{border-color:var(--line2);box-shadow:0 28px 45px -25px rgba(var(--primary-rgb),.65);transform:translateY(-6px)}.hn-book-card__body{padding:12px 2px 0}.hn-book-card__body strong{display:block;overflow:hidden;color:var(--text);text-overflow:ellipsis;white-space:nowrap}.hn-book-card__body p{display:-webkit-box;overflow:hidden;margin:5px 0 0;color:var(--muted);font-size:12px;line-height:1.55;-webkit-box-orient:vertical;-webkit-line-clamp:2}.hn-book-card>.hn-favorite{top:7px;right:7px;color:#fff;text-shadow:0 1px 5px #000;background:rgba(17,12,29,.5);border-radius:50%}
.hn-home-hot__grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:14px}.hn-home-hot__list{overflow:hidden;border:1px solid var(--line);border-radius:15px;background:var(--surface)}.hn-home-hot__list>header{display:flex;align-items:center;justify-content:space-between;padding:15px 17px;border-bottom:1px solid var(--line)}.hn-home-hot__list h3{margin:0;font-size:17px}.hn-home-hot__list header span{padding:2px 7px;border-radius:999px;color:var(--primary2);background:rgba(var(--primary-rgb),.12);font-size:10px}.hn-home-hot__list ol{margin:0;padding:8px 16px 12px;list-style:none}.hn-home-hot__list li{display:grid;grid-template-columns:24px minmax(0,1fr);padding:8px 0;gap:7px;border-bottom:1px solid var(--line);font-size:13px}.hn-home-hot__list li:last-child{border:0}.hn-home-hot__list li b{color:var(--primary2);font-family:monospace}.hn-home-hot__list li a,.hn-home-hot__list li span{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
@media(max-width:1100px){.hn-grid--books{grid-template-columns:repeat(4,minmax(0,1fr))}.hn-home-hot__grid{grid-template-columns:1fr 1fr}.hn-home-hot__list:last-child{grid-column:1/-1}}@media(max-width:820px){.hn-top-nav{overflow-x:auto}.hn-top-menu .sub-menu{display:none}.hn-grid--books{grid-template-columns:repeat(3,minmax(0,1fr))}}@media(max-width:520px){.hn-header{gap:8px}.hn-top-menu a{padding:8px 9px;font-size:13px}.hn-header__actions{gap:7px}.hn-avatar{width:34px;height:34px}.hn-search-switcher{margin-top:22px}.hn-grid--books{grid-template-columns:repeat(2,minmax(0,1fr));gap:16px 12px}.hn-home-hot__grid{grid-template-columns:1fr}.hn-home-hot__list:last-child{grid-column:auto}}

/* Search hierarchy: category rail, engine rail, then one unified search pill. */
.hn-search-switcher{width:min(800px,100%);margin:30px auto 0}
.hn-search-categories{position:relative;justify-content:center;padding:0;border:0;gap:12px}
.hn-search-categories button{padding:10px 18px 14px;color:rgba(232,226,245,.56);font-size:15px;transition:color .2s,opacity .2s}
.hn-search-categories button:not(.is-active):after{position:absolute;bottom:7px;left:50%;width:4px;height:4px;margin-left:-2px;content:"";border-radius:50%;background:transparent;transition:.2s}
.hn-search-categories button:not(.is-active):hover:after{background:var(--primary2)}
.hn-search-categories button.is-active{color:#fff;font-weight:700}
.hn-search-categories button.is-active:after{right:auto;bottom:5px;left:50%;width:28px;height:4px;margin-left:-14px;border-radius:99px;background:var(--primary2);box-shadow:0 4px 14px rgba(var(--primary2-rgb),.5)}
.hn-search-engines{min-height:39px;margin:0;align-items:flex-start;gap:5px}
.hn-search-engines button{position:relative;padding:11px 15px 8px;border-radius:0;color:rgba(232,226,245,.5);font-size:13px;transition:color .2s}
.hn-search-engines button:hover,.hn-search-engines button.is-active{color:#fff;background:transparent}
.hn-search-engines button.is-active:after{position:absolute;top:-7px;left:50%;margin-left:-7px;content:"";border-width:0 7px 7px;border-style:solid;border-color:transparent transparent rgba(8,5,14,.72)}
.hn-hero-search{width:100%;margin:0 auto;padding:7px 8px 7px 22px;border-color:rgba(255,255,255,.08);border-radius:999px;background:rgba(8,5,14,.72);box-shadow:0 18px 50px rgba(3,1,8,.38);backdrop-filter:blur(12px)}
.hn-hero-search button{min-width:122px;border-radius:999px}
.hn-search-switcher .hn-search-history{position:relative;justify-content:center;overflow:hidden;width:100%;margin:0;padding:0 58px;gap:11px;color:rgba(232,226,245,.42);font-size:13px;line-height:28px;white-space:nowrap}
.hn-search-switcher .hn-search-history>span{flex:none;color:var(--primary2);font-weight:600}
.hn-search-switcher .hn-search-history>span:after{content:"："}
.hn-search-switcher .hn-search-history>div{display:flex;min-width:0;gap:12px}
.hn-search-switcher .hn-search-history button{padding:0;border:0;border-radius:0;color:rgba(232,226,245,.56);background:transparent;font-size:13px;line-height:28px}
.hn-search-switcher .hn-search-history [data-history-term]:hover{color:#fff}
.hn-search-switcher .hn-search-history [data-clear-history]{position:absolute;right:13px;color:rgba(248,113,113,.62)}
.hn-menu>li>a{font-weight:700}

.hn-sponsor-strip{position:relative;z-index:3;margin:-34px 18px 52px;padding:15px 18px;border:1px solid rgba(var(--primary2-rgb),.2);border-radius:15px;background:linear-gradient(145deg,rgba(40,29,58,.96),rgba(21,15,32,.97));box-shadow:0 18px 45px rgba(8,4,16,.28);backdrop-filter:blur(16px)}.hn-sponsor-strip>header{display:flex;align-items:center;justify-content:space-between;margin-bottom:12px}.hn-sponsor-strip>header>div{display:flex;align-items:center;gap:9px}.hn-sponsor-strip h2{margin:0;font-size:17px}.hn-sponsor-flame{padding:3px 7px;border:1px solid rgba(var(--primary2-rgb),.28);border-radius:999px;color:var(--primary2);background:rgba(var(--primary-rgb),.12);font-size:9px;font-weight:900;letter-spacing:.12em}.hn-sponsor-join{color:var(--primary2);font-size:13px}.hn-sponsor-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:9px}.hn-sponsor-grid>a{display:flex;min-width:0;align-items:center;padding:9px 10px;border:1px solid rgba(255,255,255,.055);border-radius:11px;background:rgba(255,255,255,.028);gap:9px}.hn-sponsor-grid>a:hover{transform:translateY(-1px);border-color:rgba(var(--primary2-rgb),.35);background:rgba(var(--primary-rgb),.09)}.hn-sponsor-logo{display:grid;width:34px;height:34px;flex:none;overflow:hidden;place-items:center;border-radius:9px;color:#fff;background:linear-gradient(135deg,var(--primary),var(--deep));font-weight:800}.hn-sponsor-logo img{width:100%;height:100%;object-fit:cover}.hn-sponsor-grid>a>span:last-child{min-width:0}.hn-sponsor-grid strong,.hn-sponsor-grid small{display:block;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.hn-sponsor-grid small{margin-top:3px;color:var(--muted);font-size:11px}.hn-sponsor-page{max-width:1040px;margin:auto}.hn-sponsor-checkout{display:grid;grid-template-columns:360px minmax(0,1fr);gap:24px}.hn-sponsor-checkout>aside{padding:22px;border:1px solid var(--line2);border-radius:18px;background:var(--surface)}.hn-plan-kicker{display:block;margin-bottom:12px;color:var(--muted);font-size:12px;letter-spacing:.1em}.hn-plan-list{display:grid;gap:8px}.hn-plan-list label{cursor:pointer}.hn-plan-list input{position:absolute;opacity:0}.hn-plan-list label>span{display:grid;grid-template-columns:60px 58px 1fr;align-items:center;padding:11px 12px;border:1px solid var(--line);border-radius:11px;background:rgba(255,255,255,.025)}.hn-plan-list input:checked+span{border-color:var(--primary2);background:rgba(var(--primary-rgb),.12);box-shadow:0 0 0 2px rgba(var(--primary-rgb),.1)}.hn-plan-list b{color:var(--text)}.hn-plan-list small{color:var(--muted)}.hn-plan-list strong{text-align:right;color:var(--primary2);font-size:15px}.hn-sponsor-checkout>aside>p,.hn-form-note{color:var(--muted);font-size:12px;line-height:1.7}
@media(max-width:900px){.hn-sponsor-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.hn-sponsor-checkout{grid-template-columns:1fr}}
@media(max-width:520px){.hn-sponsor-strip{margin:-24px 6px 40px;padding:14px}.hn-sponsor-grid{grid-template-columns:1fr}.hn-plan-list label>span{grid-template-columns:52px 50px 1fr}.hn-search-switcher .hn-search-history{padding-right:46px;padding-left:46px}}
.hn-checkout-page{max-width:820px;margin:auto}.hn-cashier{padding:28px;border:1px solid var(--line2);border-radius:20px;background:var(--surface);box-shadow:var(--shadow)}.hn-cashier>div:not(.hn-pay-methods){display:flex;align-items:center;justify-content:space-between;padding:12px 0;border-bottom:1px solid var(--line)}.hn-cashier small{color:var(--muted)}.hn-pay-methods{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));margin-top:24px;gap:12px}.hn-pay-methods button{width:100%;padding:14px;border:0;border-radius:10px;color:#fff;font-weight:700;cursor:pointer}.hn-pay-alipay{background:#1677ff}.hn-pay-wechat{background:#07c160}.hn-pay-epay{background:linear-gradient(135deg,var(--primary),var(--deep))}@media(max-width:620px){.hn-pay-methods{grid-template-columns:1fr}}

/* Hot-list matrix sits directly beneath the bulletin and follows the resource-card grid. */
.hn-bulletins{margin-bottom:26px}
.hn-home-hot{margin-bottom:58px}
.hn-home-hot__grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:16px}
.hn-hot-panel{display:flex;min-width:0;overflow:hidden;flex-direction:column;border:1px solid var(--line);border-radius:14px;background:linear-gradient(160deg,color-mix(in srgb,var(--surface2) 96%,transparent),color-mix(in srgb,var(--surface) 96%,var(--night) 4%));box-shadow:0 15px 38px rgba(3,1,8,.16);transition:border-color .2s,box-shadow .2s,transform .2s}
.hn-hot-panel>header{display:flex;align-items:center;justify-content:space-between;min-height:54px;padding:14px 16px;border-bottom:1px solid var(--line)}
.hn-hot-panel h2,.hn-hot-panel h3{overflow:hidden;margin:0;color:var(--text);font-size:16px;text-overflow:ellipsis;white-space:nowrap}
.hn-hot-panel>header>span{flex:none;padding:2px 7px;border-radius:999px;color:var(--primary2);background:rgba(var(--primary-rgb),.12);font-size:10px}
.hn-hot-panel ol{margin:0;padding:7px 15px 5px;list-style:none}
.hn-hot-panel li{display:grid;min-height:38px;grid-template-columns:22px minmax(0,1fr);align-items:center;gap:7px;border-bottom:1px solid var(--line)}
.hn-hot-panel li:last-child{border-bottom:0}
.hn-hot-panel li>b{color:var(--primary2);font:700 12px/1 ui-monospace,SFMono-Regular,Menlo,monospace}
.hn-hot-panel li>div{display:flex;min-width:0;align-items:center;gap:6px}
.hn-hot-panel li a,.hn-hot-panel li div>span{display:block;min-width:0;overflow:hidden;flex:1;color:var(--text);font-size:12px;text-overflow:ellipsis;white-space:nowrap}
.hn-hot-panel li small{display:none;flex:none;color:var(--muted);font-size:10px}
.hn-hot-panel>footer{margin-top:auto;padding:10px 15px 13px;border-top:1px solid var(--line);text-align:center}
.hn-hot-panel>footer a{display:flex;align-items:center;justify-content:center;padding:8px;border:1px solid rgba(var(--primary-rgb),.16);border-radius:9px;color:var(--primary2);background:rgba(var(--primary-rgb),.07);font-size:12px;gap:6px;transition:.2s}
.hn-hot-panel>footer a:hover{color:#fff;border-color:rgba(var(--primary2-rgb),.45);background:rgba(var(--primary-rgb),.15)}
.hn-hot-panel:hover{border-color:rgba(var(--primary2-rgb),.32);box-shadow:0 18px 42px rgba(var(--deep-rgb),.14);transform:translateY(-1px)}
.hn-hot-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:18px}
.hn-hot-grid .hn-hot-panel li{min-height:42px}
.hn-hot-grid .hn-hot-panel li a{font-size:13px}
.hn-hot-grid .hn-hot-panel li small{display:block}
.hn-hot-back{display:inline-flex;margin:0 0 16px;color:var(--primary2)}
.hn-hot-full{max-width:880px;margin:0 auto}
.hn-hot-full .hn-hot-panel li{min-height:44px}
.hn-hot-full .hn-hot-panel li a{font-size:14px}
.hn-hot-full .hn-hot-panel li small{display:block}

@media(max-width:1000px){.hn-home-hot__grid{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media(max-width:760px){.hn-hot-grid,.hn-home-hot__grid{grid-template-columns:1fr}.hn-search-categories{justify-content:flex-start}.hn-search-engines{justify-content:flex-start}.hn-hot-panel li small{display:none}}
.hn-sponsor-strip{width:100%;margin-right:0;margin-left:0}
.hn-sponsor-flame{display:inline-flex;height:25px;align-items:center;padding:0 10px 0 8px;gap:7px;border:1px solid rgba(255,111,78,.5);border-radius:999px;color:#fff;background:linear-gradient(180deg,#302329,#1c171d);box-shadow:0 5px 14px rgba(15,8,12,.3),inset 0 1px 0 rgba(255,255,255,.09);font-size:10px;font-weight:950;letter-spacing:.14em;line-height:1;text-shadow:0 1px 2px rgba(0,0,0,.7)}
.hn-sponsor-flame:before{display:block;width:12px;height:16px;flex:none;content:"";background:linear-gradient(145deg,#ffe065 5%,#ff681f 48%,#ed143d 82%);clip-path:polygon(53% 0,82% 29%,75% 49%,100% 68%,82% 100%,19% 100%,0 70%,25% 43%,31% 67%,54% 48%);filter:drop-shadow(0 0 4px rgba(255,76,24,.7))}
.single-book .hn-article__header{align-items:center}.hn-book-detail-cover{width:152px;height:auto;aspect-ratio:5/7;flex:0 0 152px;border:1px solid var(--line);border-radius:12px;background:linear-gradient(145deg,var(--surface2),var(--surface));box-shadow:0 12px 28px rgba(3,1,8,.25)}.hn-book-detail-cover img{display:block;width:100%;height:100%;object-fit:cover}
@media(max-width:520px){.hn-sponsor-strip{margin-right:0;margin-left:0}}
@media(max-width:520px){.hn-book-detail-cover{width:128px;flex-basis:128px}.single-book .hn-article__header{align-items:center}}
@media(max-width:520px){.hn-search-categories button{padding-right:13px;padding-left:13px}.hn-search-engines button{padding-right:11px;padding-left:11px}.hn-hero-search{display:flex;padding:6px 7px 6px 16px}.hn-hero-search button{width:auto;min-width:50px;padding:11px 15px;font-size:0}.hn-hero-search button:after{content:"搜索";font-size:13px}}
.navigation.pagination{margin:38px 0 0}.navigation.pagination .nav-links,ul.page-numbers{display:flex;flex-wrap:wrap;align-items:center;justify-content:center;margin:38px 0 0;padding:0;border:0;gap:8px;list-style:none;background:transparent}.navigation.pagination .nav-links{margin:0}ul.page-numbers>li{margin:0;padding:0;list-style:none}.navigation.pagination .page-numbers,ul.page-numbers>li>.page-numbers{display:inline-flex;min-width:38px;height:38px;align-items:center;justify-content:center;padding:0 12px;border:1px solid var(--line);border-radius:9px;color:var(--muted);background:rgba(25,17,38,.76);line-height:1;transition:.2s ease}.navigation.pagination a.page-numbers:hover,ul.page-numbers>li>a.page-numbers:hover{color:#fff;border-color:var(--line2);background:rgba(var(--primary-rgb),.12);transform:translateY(-1px)}.navigation.pagination .page-numbers.current,ul.page-numbers>li>.page-numbers.current{color:#fff;border-color:var(--primary);background:linear-gradient(135deg,var(--primary),var(--deep));box-shadow:0 7px 20px rgba(var(--deep-rgb),.25)}.navigation.pagination .page-numbers.dots,ul.page-numbers>li>.page-numbers.dots{min-width:26px;padding:0;color:var(--muted);border-color:transparent;background:transparent}.navigation.pagination .prev,.navigation.pagination .next,ul.page-numbers>li>.prev,ul.page-numbers>li>.next{min-width:auto}
@media(max-width:520px){.navigation.pagination .nav-links,ul.page-numbers{gap:6px}.navigation.pagination .page-numbers,ul.page-numbers>li>.page-numbers{min-width:34px;height:34px;padding:0 10px;font-size:13px}}
.hn-brand__logo{display:flex;width:100%;height:100%;align-items:center}.hn-brand__logo img{display:block;width:auto;max-width:182px;height:auto;max-height:52px;object-fit:contain}
:root{--hn-topbar-height:76px}.hn-brand,.hn-header{height:var(--hn-topbar-height)}.admin-bar .hn-sidebar{top:var(--wp-admin--admin-bar--height,32px)}.admin-bar .hn-header{top:var(--wp-admin--admin-bar--height,32px)}
@media(max-width:820px){:root{--hn-topbar-height:66px}.hn-brand,.hn-header{height:var(--hn-topbar-height)}}

/* Visitor-selectable dark color palettes. Favorite gold stays constant across palettes. */
:root{--primary-rgb:139,92,246}
html[data-color-scheme="ocean"]{--night:#061019;--bg:#081722;--surface:#0d2230;--surface2:#123044;--line:rgba(125,211,252,.15);--line2:rgba(56,189,248,.38);--primary:#0ea5e9;--primary2:#67e8f9;--deep:#0369a1;--text:#e8f8ff;--muted:#8eabbc;--primary-rgb:14,165,233;--primary2-rgb:103,232,249;--deep-rgb:3,105,161}
html[data-color-scheme="emerald"]{--night:#06110e;--bg:#091914;--surface:#0e241c;--surface2:#133329;--line:rgba(110,231,183,.14);--line2:rgba(52,211,153,.36);--primary:#10b981;--primary2:#6ee7b7;--deep:#047857;--text:#e9fff6;--muted:#8fada1;--primary-rgb:16,185,129;--primary2-rgb:110,231,183;--deep-rgb:4,120,87}
html[data-color-scheme="rose"]{--night:#14070d;--bg:#1d0a13;--surface:#2a101d;--surface2:#391425;--line:rgba(253,164,175,.15);--line2:rgba(251,113,133,.37);--primary:#f43f5e;--primary2:#fda4af;--deep:#be123c;--text:#fff0f3;--muted:#b99aa3;--primary-rgb:244,63,94;--primary2-rgb:253,164,175;--deep-rgb:190,18,60}
html[data-color-scheme="amber"]{--night:#130d04;--bg:#1c1307;--surface:#291c0b;--surface2:#382610;--line:rgba(252,211,77,.14);--line2:rgba(245,158,11,.38);--primary:#f59e0b;--primary2:#fcd34d;--deep:#b45309;--text:#fff8e8;--muted:#b6a58a;--primary-rgb:245,158,11;--primary2-rgb:252,211,77;--deep-rgb:180,83,9}
body{background:radial-gradient(circle at 78% -10%,rgba(var(--primary-rgb),.18),transparent 36rem),var(--bg)}
.hn-sidebar{background:color-mix(in srgb,var(--night) 94%,transparent)}.hn-header{background:color-mix(in srgb,var(--bg) 78%,transparent)}
.hn-menu a:hover,.hn-menu .current-menu-item>a{background:linear-gradient(90deg,rgba(var(--primary-rgb),.24),rgba(var(--primary-rgb),.04))}
.hn-search-engines button.is-active,.hn-tabs button.is-active,.hn-notice,.hn-hot-panel>header>span{background:rgba(var(--primary-rgb),.13)}
.hn-color-picker{position:relative;display:flex;height:38px;align-items:center;padding:0 8px 0 11px;gap:6px;border:1px solid var(--line);border-radius:10px;color:var(--primary2);background:var(--surface);cursor:pointer;transition:.2s}.hn-color-picker:hover,.hn-color-picker:focus-within{border-color:var(--line2);box-shadow:0 0 0 3px rgba(var(--primary-rgb),.09)}.hn-color-picker>span[aria-hidden]{font-size:17px;line-height:1}.hn-color-picker select{max-width:64px;padding:0 15px 0 0;border:0;outline:0;color:var(--text);background:transparent;cursor:pointer;font-size:12px}.hn-color-picker option{color:var(--text);background:var(--surface)}
.hn-favorite.is-active,.hn-book-card>.hn-favorite.is-active{color:#ffd43b;background:rgba(72,49,4,.72);text-shadow:0 0 5px #ff9f0a,0 0 15px rgba(255,212,59,.82)}.hn-favorite.is-active:hover,.hn-book-card>.hn-favorite.is-active:hover{color:#fff08a}
@media(max-width:520px){.hn-color-picker{width:38px;justify-content:center;padding:0}.hn-color-picker select{position:absolute;inset:0;width:100%;max-width:none;opacity:0}.hn-color-picker>span[aria-hidden]{font-size:19px}}

/* Keep the bright favorite star optically centered inside a compact circular button. */
.hn-card>.hn-favorite,.hn-book-card>.hn-favorite{display:grid;width:30px;height:30px;overflow:hidden;place-items:center;padding:0;border:1px solid transparent;border-radius:50%;font-size:16px;line-height:1}
.hn-favorite.is-active{color:#ffd43b;background:rgba(72,49,4,.72);text-shadow:0 0 3px rgba(255,159,10,.9)}
.hn-card>.hn-favorite.is-active,.hn-book-card>.hn-favorite.is-active{border-color:rgba(255,212,59,.5);background:radial-gradient(circle,rgba(112,73,4,.96),rgba(49,33,3,.92));box-shadow:inset 0 0 7px rgba(255,212,59,.2);text-shadow:0 0 3px rgba(255,159,10,.85)}
.hn-favorite.is-active:hover,.hn-book-card>.hn-favorite.is-active:hover{color:#fff08a}
.hn-footer__legal{display:flex;align-items:center;margin-left:auto;gap:12px;color:var(--muted);font-size:12px;white-space:nowrap}.hn-footer__legal small{margin:0}.hn-footer__legal a{transition:.2s}.hn-footer__legal a:hover{color:var(--primary2)}
@media(max-width:980px){.hn-footer__legal{width:100%;margin-left:0;flex-wrap:wrap;white-space:normal}}

/* Favorite state changes only the glyph color; the button remains visually transparent. */
.hn-favorite.is-active,.hn-card>.hn-favorite.is-active,.hn-book-card>.hn-favorite.is-active{color:#ffd43b;border-color:transparent;background:transparent;box-shadow:none;text-shadow:none}
.hn-favorite.is-active:hover,.hn-card>.hn-favorite.is-active:hover,.hn-book-card>.hn-favorite.is-active:hover{color:#ffe873;background:transparent;box-shadow:none;text-shadow:none}

/* Resource logos are shown as original artwork without a framed thumbnail treatment. */
.hn-card__icon{overflow:visible;border:0;border-radius:0;background:transparent}
.hn-card__icon img{width:100%;height:100%;border:0;border-radius:0;object-fit:contain;box-shadow:none}

/* Paid hot-list logos use their original artwork and align to the full title/summary block. */
.hn-sponsor-grid>a{align-items:center}
.hn-sponsor-logo{display:grid;width:38px;height:38px;flex:0 0 38px;overflow:visible;place-items:center;border:0;border-radius:0;color:var(--primary2);background:transparent;box-shadow:none;line-height:1}
.hn-sponsor-logo img{display:block;width:100%;height:100%;border:0;border-radius:0;object-fit:contain;box-shadow:none}
.hn-sponsor-grid>a>span:last-child{display:grid;min-height:38px;align-content:center;grid-template-rows:auto auto}
.hn-sponsor-grid strong{line-height:1.3}.hn-sponsor-grid small{margin-top:2px;line-height:1.35}

/* Featured title and supporting copy share one readable text measure. */
.hn-featured__slide h2,.hn-featured__slide p{width:min(680px,100%);max-width:none}
.hn-featured__slide p{margin:14px 0 20px;line-height:1.75}

/* Fluid top navigation: progressively compact controls before enabling touch scrolling. */
.hn-header{padding-right:clamp(14px,3.2vw,64px);padding-left:clamp(14px,3.2vw,64px);gap:clamp(10px,1.8vw,24px)}
.hn-top-nav{min-width:0;flex:0 1 auto}.hn-top-menu{min-width:max-content;gap:clamp(1px,.35vw,4px)}
.hn-top-menu a{padding-right:clamp(8px,1vw,13px);padding-left:clamp(8px,1vw,13px);font-size:clamp(13px,1vw,15px)}
.hn-header__actions{flex:none;gap:clamp(7px,1vw,14px)}
@media(max-width:1180px) and (min-width:821px){.hn-header{gap:9px}.hn-top-menu a{padding:8px 8px;font-size:13px}.hn-header__actions .hn-quiet-button{display:none}.hn-color-picker{width:38px;justify-content:center;padding:0}.hn-color-picker select{position:absolute;inset:0;width:100%;max-width:none;opacity:0}.hn-color-picker>span[aria-hidden]{font-size:18px}}
@media(max-width:820px){.hn-header{padding-right:12px;padding-left:12px;gap:8px}.hn-menu-toggle{width:34px;flex:0 0 34px;padding:0}.hn-top-nav{overflow-x:auto;flex:1;overscroll-behavior-inline:contain;scrollbar-width:none;-webkit-mask-image:linear-gradient(90deg,transparent 0,#000 10px,#000 calc(100% - 10px),transparent 100%);mask-image:linear-gradient(90deg,transparent 0,#000 10px,#000 calc(100% - 10px),transparent 100%)}.hn-top-nav::-webkit-scrollbar{display:none}.hn-top-menu{padding:0 10px}.hn-top-menu a{padding:8px 8px;font-size:13px}.hn-header__actions{gap:6px}.hn-color-picker{width:34px;height:34px}.hn-avatar{width:34px;height:34px;flex:0 0 34px}}
@media(max-width:420px){.hn-header{gap:5px}.hn-menu-toggle{width:30px;flex-basis:30px;font-size:19px}.hn-top-menu{padding:0 6px}.hn-top-menu a{padding:7px 7px;font-size:12px}.hn-color-picker{width:32px;height:32px}.hn-avatar{width:32px;height:32px;flex-basis:32px}}

/* Clear account entry points */
.hn-sidebar__bottom{padding:14px}.hn-sidebar-account{display:grid;grid-template-columns:40px 1fr auto;align-items:center;padding:11px 12px;gap:11px;border:1px solid rgba(var(--primary2-rgb),.16);border-radius:13px;color:var(--text);background:linear-gradient(110deg,rgba(var(--primary-rgb),.13),rgba(var(--primary-rgb),.035));transition:border-color .2s,background .2s,transform .2s}.hn-sidebar-account:hover{border-color:rgba(var(--primary2-rgb),.4);background:linear-gradient(110deg,rgba(var(--primary-rgb),.22),rgba(var(--primary-rgb),.06));transform:translateY(-1px)}.hn-account-icon{display:grid;width:40px;height:40px;place-items:center;border-radius:11px;color:#fff;background:linear-gradient(145deg,var(--primary2),var(--deep));box-shadow:0 8px 20px rgba(var(--deep-rgb),.25)}.hn-account-icon svg,.hn-avatar__icon svg{width:21px;height:21px;stroke:currentColor;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round}.hn-sidebar-account>span:nth-child(2){display:grid;min-width:0}.hn-sidebar-account strong{font-size:13px}.hn-sidebar-account small{overflow:hidden;margin-top:2px;color:var(--muted);font-size:10px;text-overflow:ellipsis;white-space:nowrap}.hn-sidebar-account>b{color:var(--primary2);font-size:16px;transition:transform .2s}.hn-sidebar-account:hover>b{transform:translateX(2px)}.hn-avatar{position:relative;display:flex;width:auto;min-width:38px;height:38px;align-items:center;overflow:visible;padding:0 13px 0 9px;gap:8px;border-color:rgba(var(--primary2-rgb),.3);border-radius:11px;color:#ede9fe;background:rgba(var(--primary-rgb),.1);font-size:12px;font-weight:750;white-space:nowrap;transition:border-color .2s,background .2s,box-shadow .2s}.hn-avatar:hover{border-color:rgba(var(--primary2-rgb),.6);background:rgba(var(--primary-rgb),.18);box-shadow:0 7px 22px rgba(var(--deep-rgb),.22)}.hn-avatar.is-guest{background:linear-gradient(110deg,rgba(var(--primary-rgb),.2),rgba(var(--deep-rgb),.1))}.hn-avatar__icon{display:grid;width:24px;height:24px;place-items:center;color:var(--primary2)}.hn-avatar.is-logged-in{padding-left:4px}.hn-avatar.is-logged-in img{width:30px;height:30px;border-radius:8px;object-fit:cover}.hn-avatar.is-logged-in i{position:absolute;top:3px;left:27px;width:8px;height:8px;border:2px solid #191124;border-radius:50%;background:#42d392;box-shadow:0 0 8px rgba(66,211,146,.65)}
@media(max-width:1040px){.hn-avatar{width:38px;min-width:38px;padding:0;justify-content:center;border-radius:10px}.hn-avatar>span:last-child{display:none}.hn-avatar.is-logged-in{padding:3px}.hn-avatar.is-logged-in img{width:30px;height:30px}.hn-avatar.is-logged-in i{top:2px;left:auto;right:1px}}
@media(max-width:820px){.hn-avatar{width:36px;height:36px;min-width:36px;flex:0 0 36px}.hn-avatar__icon svg{width:20px;height:20px}}
@media(max-width:420px){.hn-avatar{width:32px;height:32px;min-width:32px;flex-basis:32px}.hn-avatar.is-logged-in img{width:26px;height:26px}}

/* Site directory and archive child navigation */
.hn-directory-children{display:flex;flex-wrap:wrap;margin-top:20px;gap:8px}.hn-directory-children a{display:inline-flex;align-items:center;padding:8px 10px 8px 13px;gap:9px;border:1px solid var(--line);border-radius:9px;color:var(--muted);background:var(--surface);font-size:12px;transition:border-color .2s,color .2s,transform .2s}.hn-directory-children a:hover{border-color:var(--primary2);color:var(--text);transform:translateY(-1px)}.hn-directory-children b{min-width:22px;padding:2px 6px;border-radius:6px;color:var(--primary2);background:rgba(var(--primary-rgb),.11);text-align:center;font-size:10px}.hn-sitemap-page{max-width:1180px;margin:auto}.hn-sitemap-hero p strong{color:var(--primary2);font-size:1.15em}.hn-sitemap-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px}.hn-sitemap-group{display:flex;min-height:420px;flex-direction:column;padding:22px;border:1px solid var(--line);border-radius:17px;background:linear-gradient(150deg,var(--surface),rgba(var(--primary-rgb),.025));box-shadow:0 14px 38px rgba(5,3,10,.12)}.hn-sitemap-group>header{display:grid;grid-template-columns:42px 1fr auto;align-items:center;margin-bottom:20px;padding-bottom:17px;gap:11px;border-bottom:1px solid var(--line)}.hn-sitemap-symbol{display:grid;width:42px;height:42px;place-items:center;border:1px solid var(--line2);border-radius:11px;color:var(--primary2);background:rgba(var(--primary-rgb),.12);font-size:21px}.hn-sitemap-group header div{display:grid}.hn-sitemap-group header small{color:var(--muted);font-size:8px;letter-spacing:.13em}.hn-sitemap-group h2{margin:3px 0 0;font-size:19px}.hn-sitemap-group h2 a{color:var(--text)}.hn-sitemap-group>header>b{display:grid;min-width:36px;height:36px;padding:0 8px;place-items:center;border-radius:10px;color:var(--primary2);background:rgba(var(--primary-rgb),.09);font-size:12px}.hn-sitemap-tree{position:relative;margin:0;padding:0;list-style:none}.hn-sitemap-tree .hn-sitemap-tree{margin:3px 0 5px 12px;padding-left:14px;border-left:1px solid rgba(var(--primary2-rgb),.16)}.hn-sitemap-tree li{margin:0;padding:0}.hn-sitemap-tree a{display:flex;align-items:center;justify-content:space-between;padding:8px 9px;border-radius:8px;color:var(--muted);font-size:12px}.hn-sitemap-tree a:hover{color:var(--text);background:rgba(var(--primary-rgb),.08)}.hn-sitemap-tree b{color:#8e7da6;font-size:10px}.hn-sitemap-all{display:flex;align-items:center;justify-content:space-between;margin-top:auto;padding-top:17px;color:var(--primary2);border-top:1px solid var(--line);font-size:12px;font-weight:700}.hn-sitemap-all span{font-size:17px}.hn-sitemap-empty{margin:4px 0 auto;color:var(--muted);font-size:12px}.hn-sitemap-secondary{display:grid;grid-template-columns:1fr 1fr;margin-top:16px;gap:16px}.hn-sitemap-secondary>section{padding:22px;border:1px solid var(--line);border-radius:17px;background:var(--surface)}.hn-sitemap-secondary header{display:flex;align-items:baseline;justify-content:space-between;margin-bottom:14px}.hn-sitemap-secondary h2{margin:0;font-size:17px}.hn-sitemap-secondary header small{color:var(--muted);font-size:10px}.hn-sitemap-linklist{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:7px}.hn-sitemap-linklist a{display:flex;align-items:center;justify-content:space-between;padding:10px 12px;border-radius:8px;color:var(--muted);background:rgba(255,255,255,.025);font-size:12px}.hn-sitemap-linklist a:hover{color:var(--text);background:rgba(var(--primary-rgb),.08)}.hn-sitemap-linklist b{color:var(--primary2);font-size:10px}
@media(max-width:980px){.hn-sitemap-grid{grid-template-columns:1fr}.hn-sitemap-group{min-height:0}.hn-sitemap-tree:first-of-type{columns:2;column-gap:22px}.hn-sitemap-tree .hn-sitemap-tree{break-inside:avoid;columns:auto}.hn-sitemap-secondary{grid-template-columns:1fr}}
@media(max-width:560px){.hn-directory-children{gap:6px}.hn-directory-children a{padding:7px 8px 7px 10px}.hn-sitemap-group{padding:17px}.hn-sitemap-tree:first-of-type{columns:1}.hn-sitemap-secondary>section{padding:17px}.hn-sitemap-linklist{grid-template-columns:1fr}}

/* Theme-aware surfaces: keep every front-end module in the selected color system. */
.hn-sidebar{background:color-mix(in srgb,var(--night) 94%,transparent)}.hn-header{background:color-mix(in srgb,var(--bg) 78%,transparent)}.hn-hero-search{background:color-mix(in srgb,var(--surface) 90%,transparent)}.hn-suggestions{background:color-mix(in srgb,var(--surface) 98%,transparent)}.hn-card{background:linear-gradient(145deg,color-mix(in srgb,var(--surface2) 94%,transparent),color-mix(in srgb,var(--surface) 95%,transparent))}.hn-empty{background:color-mix(in srgb,var(--surface) 50%,transparent)}.hn-sponsor-strip{border-color:rgba(var(--primary2-rgb),.2);background:linear-gradient(145deg,color-mix(in srgb,var(--surface2) 96%,transparent),color-mix(in srgb,var(--surface) 97%,transparent))}.hn-sponsor-grid>a:hover,.hn-sitemap-tree a:hover,.hn-sitemap-linklist a:hover{background:rgba(var(--primary-rgb),.08)}.hn-sponsor-flame{border-color:rgba(255,111,78,.5);color:#fff;background:linear-gradient(180deg,#302329,#1c171d)}.hn-plan-list input:checked+span{background:rgba(var(--primary-rgb),.12);box-shadow:0 0 0 2px rgba(var(--primary-rgb),.1)}.hn-sitemap-group{background:linear-gradient(150deg,var(--surface),rgba(var(--primary-rgb),.025))}.hn-wechat-guide{background:linear-gradient(135deg,rgba(34,197,94,.08),rgba(var(--primary-rgb),.08))}.hn-sidebar-account{border-color:rgba(var(--primary2-rgb),.16);background:linear-gradient(110deg,rgba(var(--primary-rgb),.13),rgba(var(--primary-rgb),.035))}.hn-sidebar-account:hover{border-color:rgba(var(--primary2-rgb),.4);background:linear-gradient(110deg,rgba(var(--primary-rgb),.22),rgba(var(--primary-rgb),.06))}.hn-avatar{border-color:rgba(var(--primary2-rgb),.3);background:rgba(var(--primary-rgb),.1)}.hn-avatar:hover{border-color:rgba(var(--primary2-rgb),.6);background:rgba(var(--primary-rgb),.18)}.hn-avatar.is-guest{background:linear-gradient(110deg,rgba(var(--primary-rgb),.2),rgba(var(--deep-rgb),.1))}
.hn-wechat-auth-page{background:var(--night);color:var(--text)}.hn-wechat-auth-card{border-color:rgba(var(--primary2-rgb),.16);background:color-mix(in srgb,var(--surface) 88%,transparent)}.hn-wechat-auth-intro{background:radial-gradient(circle at 82% 16%,rgba(var(--primary2-rgb),.14),transparent 33%),linear-gradient(145deg,rgba(var(--primary-rgb),.12),color-mix(in srgb,var(--night) 15%,transparent))}.hn-wechat-auth-intro:after{background:linear-gradient(transparent,rgba(var(--primary2-rgb),.24),transparent)}.hn-wechat-auth-kicker,.hn-wechat-auth-steps b{color:var(--primary2)}.hn-wechat-auth-formbox{background:color-mix(in srgb,var(--night) 38%,transparent)}.hn-wechat-auth-tabs{border-color:rgba(var(--primary2-rgb),.14)}.hn-wechat-auth-tabs a.is-active{background:color-mix(in srgb,var(--surface2) 82%,var(--primary) 18%)}.hn-wechat-auth-steps em{color:var(--text);background:rgba(var(--primary-rgb),.16)}.hn-wechat-auth-form input{border-color:rgba(var(--primary2-rgb),.16)}.hn-wechat-auth-form input:focus{border-color:var(--primary2);box-shadow:0 0 0 3px rgba(var(--primary2-rgb),.11)}.hn-wechat-auth-submit{background:linear-gradient(100deg,var(--deep),var(--primary));box-shadow:0 13px 28px rgba(var(--deep-rgb),.24)}.hn-wechat-auth-submit:hover{box-shadow:0 17px 34px rgba(var(--deep-rgb),.34)}

/* WeChat Mini Program resources */
.hn-miniapp-card .hn-card__icon{border:0;border-radius:12px;background:linear-gradient(145deg,#16c784,#07a968);box-shadow:0 8px 20px rgba(7,169,104,.2)}.hn-miniapp-card .hn-card__icon img{object-fit:cover}.hn-miniapp-card .hn-card__content em{display:block;margin-top:5px;color:#45d99a;font-size:10px;font-style:normal;font-weight:700}.hn-miniapp-launch{display:flex;align-items:center;justify-content:space-between;padding:22px;border:1px solid var(--line);border-radius:16px;background:linear-gradient(135deg,var(--surface),rgba(7,193,96,.07));gap:22px}.hn-miniapp-launch span{color:#45d99a;font-size:11px;font-weight:800;letter-spacing:.12em}.hn-miniapp-launch h2{margin:4px 0 3px;font-size:22px}.hn-miniapp-launch p{margin:0;color:var(--muted)}.hn-miniapp-launch img{width:132px;height:132px;flex:none;padding:6px;border-radius:13px;background:#fff;object-fit:contain}.hn-sitemap-grid{grid-template-columns:repeat(4,minmax(0,1fr))}@media(max-width:1180px){.hn-sitemap-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}@media(max-width:560px){.hn-miniapp-launch{align-items:flex-start;flex-direction:column}.hn-miniapp-launch img{width:150px;height:150px;align-self:center}.hn-sitemap-grid{grid-template-columns:1fr}}

/* Article reading experience */
.single-post .hn-article{max-width:1180px}.hn-article-reading.has-toc{display:grid;grid-template-columns:240px minmax(0,1fr);align-items:start;gap:24px}.hn-article-reading .hn-article__content{min-width:0;margin-top:0}.hn-article-toc{position:sticky;top:96px;overflow:hidden;border:1px solid var(--line);border-radius:14px;background:var(--surface);box-shadow:0 12px 35px rgba(3,1,8,.12)}.hn-article-toc>header{display:grid;grid-template-columns:1fr auto;align-items:center;padding:15px 16px;border-bottom:1px solid var(--line)}.hn-article-toc>header span{grid-column:1;color:var(--primary2);font-size:8px;font-weight:900;letter-spacing:.16em}.hn-article-toc>header strong{grid-column:1;margin-top:2px;font-size:14px}.hn-article-toc>header button{grid-row:1/3;grid-column:2;width:28px;height:28px;padding:0;border:1px solid var(--line);border-radius:8px;color:var(--muted);background:transparent;cursor:pointer}.hn-article-toc nav{display:grid;max-height:calc(100vh - 190px);overflow:auto;padding:9px}.hn-article-toc nav a{position:relative;padding:8px 10px;border-radius:7px;color:var(--muted);font-size:11px;line-height:1.45}.hn-article-toc nav a.is-level-3{padding-left:23px;font-size:10px}.hn-article-toc nav a:hover,.hn-article-toc nav a.is-active{color:var(--text);background:rgba(var(--primary-rgb),.09)}.hn-article-toc nav a.is-active:before{position:absolute;top:8px;bottom:8px;left:2px;width:2px;border-radius:2px;background:var(--primary);content:""}.hn-article-toc.is-collapsed nav{display:none}.hn-article__content h2[id],.hn-article__content h3[id]{scroll-margin-top:100px}.hn-member-gate{display:flex;align-items:center;padding:18px 20px;gap:14px;text-align:left}.hn-member-gate>span{font-size:24px}.hn-member-gate>div{flex:1}.hn-member-gate strong{display:block}.hn-member-gate p{margin:2px 0 0}.hn-article-member-lock{margin:35px 0;min-height:310px}.hn-article-member-lock>span{font-size:42px}
@media(max-width:900px){.hn-article-reading.has-toc{grid-template-columns:1fr}.hn-article-toc{position:relative;top:auto}.hn-article-toc nav{max-height:280px;grid-template-columns:repeat(2,minmax(0,1fr))}}
@media(max-width:560px){.hn-article-toc nav{grid-template-columns:1fr}.hn-member-gate{align-items:flex-start;flex-wrap:wrap}.hn-member-gate .hn-primary-button{width:100%}}