@import "https://fonts.googleapis.com/css2?family=Noto+Sans+SC:wght@400;500;600;700&family=DM+Sans:wght@400;500;600;700&display=swap";:root{color:#20211f;font-synthesis:none;text-rendering:optimizelegibility;-webkit-font-smoothing:antialiased;--ink:#20211f;--muted:#777873;--line:#e5e5e0;--paper:#fff;--soft:#f4f4f0;--accent:#dfe7df;--max-width:1240px;background:#f7f7f5;font-family:DM Sans,Noto Sans SC,Microsoft YaHei,sans-serif}*{box-sizing:border-box}html{scroll-behavior:smooth;min-width:320px}body{min-width:320px;min-height:100vh;margin:0}button,input{font:inherit}button{color:inherit;cursor:pointer}button:focus-visible,input:focus-visible{outline-offset:3px;outline:2px solid #656b60}button:disabled{cursor:not-allowed}img{max-width:100%;display:block}#app{min-height:100vh}.app-shell{background:#f7f7f5;min-height:100vh}.app-shell.plain-page{background:#fff}.landing{color:#171815;background:#fff;grid-template-columns:minmax(0,1.3fr) minmax(260px,.7fr);min-height:100vh;padding:clamp(30px,6vw,90px) clamp(24px,8vw,130px) 110px;display:grid;position:relative;overflow:hidden}.landing:before{content:"";border:1px solid #eeeeea;border-radius:50%;width:460px;height:460px;position:absolute;bottom:-190px;right:-150px}.landing-content{z-index:1;align-self:center;max-width:700px;position:relative}.eyebrow{letter-spacing:.18em;color:#7c7e76;margin:0 0 16px;font-size:10px;font-weight:700;line-height:1.6}.landing h1{letter-spacing:-.075em;margin:0;font-family:DM Sans,Noto Sans SC,sans-serif;font-size:clamp(58px,8vw,112px);font-weight:500;line-height:.98}.landing-slogan{letter-spacing:.08em;margin:30px 0 18px;font-size:clamp(21px,2.5vw,31px)}.landing-intro{color:#74756f;max-width:470px;font-size:15.5px;line-height:2}.button{border:1px solid var(--ink);border-radius:3px;padding:11px 22px;font-size:13px;transition:background .2s,color .2s,transform .2s}.button-dark{color:#fff;background:#20211f}.button-dark:hover{background:#42443f;transform:translateY(-1px)}.landing-button{justify-content:space-between;align-items:center;gap:28px;min-width:150px;margin-top:22px;padding:13px 19px;display:flex}.landing-side{color:#252621;place-self:center end;max-width:260px;padding-top:50px}.side-line{background:#252621;width:56px;height:1px;margin-bottom:28px}.landing-side p{letter-spacing:.13em;font-size:21px;font-weight:500;line-height:1.65}.landing-side span{letter-spacing:.13em;color:#8c8d86;font-size:9px}.landing-footer{letter-spacing:.1em;color:#6c6d67;font-size:11px;position:absolute;bottom:35px;left:clamp(24px,8vw,130px)}.landing-footer span{margin:0 7px}.site-header{height:76px;padding:0 max(28px, calc((100% - var(--max-width)) / 2));z-index:30;-webkit-backdrop-filter:blur(14px);backdrop-filter:blur(14px);background:#fffffff0;border-bottom:1px solid #eaeae5;align-items:center;gap:40px;display:flex;position:sticky;top:0}.wordmark{white-space:nowrap;letter-spacing:-.06em;background:0 0;border:0;padding:0;font-size:20px;font-weight:600}.main-nav{align-items:stretch;gap:28px;height:100%;display:flex}.main-nav button{color:#777871;white-space:nowrap;background:0 0;border:0;padding:0 2px;font-size:13px;position:relative}.main-nav button:hover,.main-nav button.selected{color:#20211f}.main-nav button.selected:after{content:"";background:#242520;height:2px;position:absolute;bottom:0;left:0;right:0}.header-slogan{color:#74756f;letter-spacing:.08em;white-space:nowrap;margin-left:auto;font-size:12px}.home-page,.knowledge-page,.diseases-page{max-width:var(--max-width);margin:0 auto;padding:0 28px 90px}.home-page{padding-top:42px}.hero-search{grid-template-columns:minmax(270px,.75fr) minmax(0,1.25fr);align-items:center;gap:clamp(30px,6vw,84px);padding:28px 0 58px;display:grid}.hero-visual{background:#e9eae5;height:300px;position:relative;overflow:hidden}.doctor-image{-o-object-fit:cover;object-fit:cover;-o-object-position:center 30%;object-position:center 30%;filter:saturate(.55);width:100%;height:100%}.hero-visual:after{content:"";background:linear-gradient(#0000,#10120fa3);position:absolute;inset:35% 0 0}.visual-caption{z-index:1;color:#fff;flex-direction:column;gap:7px;display:flex;position:absolute;bottom:22px;left:24px;right:20px}.visual-caption span{letter-spacing:.18em;opacity:.8;font-size:9px}.visual-caption strong{font-size:19px;font-weight:500}.search-area{position:relative}.search-area h1{letter-spacing:-.055em;margin:0;font-size:clamp(25px,3vw,39px);font-weight:500;line-height:1.4}.hero-description{color:#7a7b75;margin:12px 0 26px;font-size:15px;line-height:1.8}.search-box{background:#fff;border:1px solid #d8d9d2;gap:8px;height:54px;padding:5px;display:flex}.search-symbol{color:#6f706a;align-items:center;padding-left:12px;font-size:27px;line-height:1;display:flex;transform:rotate(-20deg)}.search-box input{color:#272823;background:0 0;border:0;outline:0;flex:1;min-width:0;font-size:12px}.search-box input::placeholder{color:#a0a19b}.search-box button{color:#fff;background:#20211f;border:0;padding:0 22px;font-size:14px}.search-box button:hover{background:#44463f}.popular-searches{color:#8b8c85;flex-wrap:wrap;align-items:center;gap:8px;margin-top:16px;font-size:13px;display:flex}.popular-searches span{margin-right:3px}.popular-searches button{color:#6d6e68;background:0 0;border:1px solid #e6e6e0;border-radius:2px;padding:5px 10px;font-size:13px}.popular-searches button:hover{color:#222;border-color:#9b9d94}.search-results{z-index:25;background:#fff;border:1px solid #e4e4df;max-height:420px;position:absolute;top:calc(100% - 42px);left:0;right:0;overflow-y:auto;box-shadow:0 15px 40px #00000017}.result-section{padding:12px 14px 7px}.result-label{color:#85867e;letter-spacing:.1em;margin:0 0 7px;font-size:10px}.result-item{text-align:left;background:#fff;border:0;border-top:1px solid #f0f0ec;align-items:center;gap:10px;width:100%;padding:10px 3px;display:flex}.result-item:hover{background:#f8f8f5}.result-type{color:#51594f;white-space:nowrap;background:#e9eee8;align-self:flex-start;padding:4px 5px;font-size:9px}.disease-type{color:#6c5e4d;background:#efebe5}.result-item>span:nth-child(2){flex:1;min-width:0}.result-item strong,.result-item small{display:block}.result-item strong{font-size:12px;font-weight:600}.result-item small{color:#888981;margin-top:4px;font-size:12px;line-height:1.5}.result-item b{color:#85867e;font-size:15px;font-weight:400}.no-results{color:#777;margin:0;padding:20px;font-size:12px}.quick-section,.hot-section{padding-top:25px}.section-heading{justify-content:space-between;align-items:end;gap:25px;margin-bottom:23px;display:flex}.section-heading h2{letter-spacing:-.04em;margin:0;font-size:23px;font-weight:500}.section-heading>p{color:#85867f;margin:0 0 4px;font-size:13.5px}.quick-grid{grid-template-columns:repeat(3,minmax(0,1fr));gap:14px;display:grid}.quick-card{text-align:left;background:#ffffffc7;border:1px solid #e5e5df;flex-direction:column;align-items:flex-start;min-height:175px;padding:20px 21px 17px;transition:transform .2s,border-color .2s,background .2s;display:flex;position:relative}.quick-card:hover{background:#fff;border-color:#b9bcb2;transform:translateY(-3px)}.quick-number{color:#a1a29b;letter-spacing:.1em;font-size:10px;position:absolute;top:17px;right:18px}.quick-icon{color:#55584f;border:1px solid #d7d9d0;border-radius:50%;place-items:center;width:30px;height:30px;margin-bottom:13px;font-size:19px;display:grid}.quick-card strong{font-size:15px;font-weight:600}.quick-card small{color:#85867f;margin-top:7px;font-size:11px}.quick-link{color:#585a53;margin-top:auto;padding-top:16px;font-size:11px}.quick-link b{margin-left:8px;font-weight:400}.hot-section{padding-top:58px}.text-link{color:#55574f;background:0 0;border:0;padding:7px 0;font-size:12px}.text-link span{margin-left:9px}.article-grid{grid-template-columns:repeat(3,minmax(0,1fr));gap:18px;display:grid}.article-card{text-align:left;background:#fff;border:1px solid #e6e6e0;padding:0;transition:transform .2s,box-shadow .2s;display:block;overflow:hidden}.article-card:hover{transform:translateY(-3px);box-shadow:0 12px 25px #0000000d}.article-card>img{-o-object-fit:cover;object-fit:cover;filter:saturate(.72);background:#e8e8e2;width:100%;height:155px}.article-card-content{padding:17px 17px 19px}.article-category{color:#898a83;font-size:10px}.article-card-content strong{margin-top:10px;font-size:15px;font-weight:600;line-height:1.6;display:block}.article-card-content p{color:#81827b;min-height:40px;margin:8px 0 17px;font-size:14px;line-height:1.8}.card-arrow{color:#45473f;font-size:11px}.page-intro{padding:60px 0 34px}.page-intro h1{letter-spacing:-.06em;margin:0;font-size:clamp(31px,4vw,46px);font-weight:500}.page-intro>p:last-child{color:#797a73;margin:14px 0 0;font-size:15px;line-height:1.8}.knowledge-layout{grid-template-columns:255px minmax(0,1fr);align-items:start;gap:30px;display:grid}.knowledge-sidebar{overscroll-behavior:contain;background:#ffffffd9;border:1px solid #e4e4de;max-height:calc(100vh - 105px);padding:17px 14px 15px;position:sticky;top:92px;overflow-y:auto}.sidebar-title{border-bottom:1px solid #ecece7;justify-content:space-between;align-items:center;padding:3px 6px 15px;font-size:13px;font-weight:600;display:flex}.sidebar-count{color:#8b8c85;font-size:10px;font-weight:400}.tree-category{border-bottom:1px solid #f0f0eb}.tree-root{text-align:left;background:0 0;border:0;align-items:center;gap:7px;width:100%;padding:13px 5px;font-size:12px;display:flex}.tree-root:hover,.tree-root.active{color:#20211f}.tree-chevron{color:#8d8e87;font-size:19px;line-height:12px;transition:transform .18s;transform:rotate(0)}.tree-chevron.expanded{transform:rotate(90deg)}.tree-root>span:nth-child(2){flex:1}.tree-count{color:#9a9b94;font-size:10px}.tree-children{padding:0 0 9px 20px}.tree-group-title{color:#696b63;text-align:left;background:0 0;border:0;align-items:baseline;gap:6px;width:100%;padding:8px 2px;font-size:11px;display:flex}.tree-group-title>span:first-child{flex:1}.tree-group-title:hover,.tree-group-title.active{color:#20211f}.tree-group-count{color:#a2a39c;font-size:9px}.tree-group-count:before{content:"· "}.tree-group-toggle{color:#b0b1a9;text-align:right;width:9px;font-size:11px}.tree-topics{gap:2px;padding:0 0 6px 8px;display:grid}.tree-topics button{color:#82837c;text-align:left;background:0 0;border:0;border-left:1px solid #e1e2da;padding:6px 7px;font-size:10px;line-height:1.5}.tree-topics button:hover{color:#20211f;background:#f7f7f3;border-left-color:#45473f}.tree-topics button.active{color:#171815;background:#f1f1ec;border-left-color:#20211f}.sidebar-reset{text-align:left;background:#f4f4f0;border:0;justify-content:space-between;width:100%;margin-top:14px;padding:11px 10px;font-size:11px;display:flex}.sidebar-reset span{font-size:14px}.knowledge-content{min-width:0;padding:0 2px 25px 0;scroll-margin-top:96px}.knowledge-toolbar{border-bottom:1px solid #dedfd8;justify-content:space-between;align-items:end;gap:20px;padding:8px 0 17px;display:flex}.knowledge-toolbar .eyebrow{margin-bottom:6px}.knowledge-toolbar h2{letter-spacing:-.04em;margin:0;font-size:23px;font-weight:500}.inline-search{background:#fff;border:1px solid #dedfd8;align-items:center;gap:8px;width:min(280px,48%);height:39px;padding:0 11px;display:flex}.inline-search>span{color:#777970;font-size:22px}.inline-search input{color:#2a2b26;background:0 0;border:0;outline:0;width:100%;min-width:0;font-size:13px}.inline-search input::placeholder{color:#9a9b94}.filter-summary{color:#8a8b84;justify-content:space-between;align-items:center;padding:14px 0;font-size:10px;display:flex}.filter-summary button{color:#5f6159;background:0 0;border:0;font-size:10px}.knowledge-article-list{gap:12px;display:grid}.knowledge-article{text-align:left;background:#fff;border:1px solid #e5e5df;grid-template-columns:170px minmax(0,1fr);gap:20px;width:100%;padding:12px;transition:border-color .2s,transform .2s;display:grid}.knowledge-article:hover{border-color:#b8bbb1;transform:translateY(-1px)}.knowledge-article>img{-o-object-fit:cover;object-fit:cover;filter:saturate(.72);background:#e9e9e3;width:170px;height:145px}.knowledge-article-body{flex-direction:column;align-items:flex-start;min-width:0;padding:2px 0;display:flex}.article-meta{color:#8c8d85;gap:12px;font-size:10px;display:flex}.knowledge-article h3{margin:10px 0 7px;font-size:16px;font-weight:600;line-height:1.5}.knowledge-article p{color:#81827b;margin:0;font-size:14px;line-height:1.8}.article-read{color:#55574f;align-items:center;gap:10px;margin-top:auto;padding-top:12px;font-size:12px;display:inline-flex}.article-read b{font-size:14px;font-weight:400}.source-note{color:#85867e;background:#efefeb;margin-top:25px;padding:13px 15px;font-size:12px;line-height:1.7}.empty-state{text-align:center;color:#777;padding:70px 20px}.empty-mark{color:#b2b3ac;font-size:32px}.empty-state h3{color:#34352f;font-size:17px;font-weight:500}.empty-state p{margin-bottom:20px;font-size:14px}.disease-search-row{border-top:1px solid #e3e3dd;border-bottom:1px solid #e3e3dd;justify-content:space-between;align-items:center;gap:20px;margin-bottom:24px;padding:17px 0;display:flex}.disease-search-row>div{white-space:nowrap;align-items:baseline;gap:13px;display:flex}.disease-search-row strong{font-size:14px}.disease-search-row>div span{color:#898a83;font-size:11px}.disease-search-row .inline-search{width:min(340px,55%)}.disease-card{text-align:left;background:#fff;border:1px solid #e4e4de;padding:0;transition:transform .2s,box-shadow .2s;overflow:hidden}.disease-card:hover{transform:translateY(-3px);box-shadow:0 12px 25px #0000000d}.disease-card>img{-o-object-fit:cover;object-fit:cover;filter:saturate(.62);background:#e8e8e2;width:100%;height:135px}.disease-card-body{flex-direction:column;align-items:flex-start;min-height:165px;padding:15px 15px 17px;display:flex}.disease-category{color:#73766c;background:#f0f1eb;padding:4px 7px;font-size:9px;display:inline-block}.disease-card h3{margin:10px 0 6px;font-size:15px;font-weight:600}.disease-card p{color:#81827b;margin:0;font-size:14px;line-height:1.7}.medical-disclaimer{color:#85867f;border-top:1px solid #e3e3dd;margin-top:28px;padding-top:16px;font-size:10px;line-height:1.8}.detail-page{background:#fff;min-height:70vh;padding:0 24px 80px}.detail-back{border-bottom:1px solid #e8e8e3;justify-content:space-between;align-items:center;gap:20px;max-width:850px;margin:0 auto;padding:28px 0;display:flex}.detail-back button{color:#65675f;background:0 0;border:0;padding:0;font-size:12px}.detail-back button:hover{color:#171815}.detail-back>span{color:#8a8b84;text-align:right;font-size:10px}.long-article{max-width:850px;margin:0 auto}.detail-header{padding:44px 0 26px}.detail-header .eyebrow{margin-bottom:12px}.detail-header h1{letter-spacing:-.05em;margin:0;font-size:clamp(29px,4vw,44px);font-weight:500;line-height:1.4}.detail-summary{color:#6d6e67;max-width:700px;margin:16px 0 20px;font-size:17px;line-height:2}.detail-meta{color:#92938c;flex-wrap:wrap;gap:15px;font-size:11px;display:flex}.detail-cover{aspect-ratio:2.15;-o-object-fit:cover;object-fit:cover;filter:saturate(.72);background:#e7e7e1;width:100%;max-height:390px}.detail-body{padding:20px 0 0}.detail-section{border-bottom:1px solid #edede8;grid-template-columns:45px minmax(0,1fr);gap:18px;padding:30px 0;display:grid}.detail-section-number{color:#96978f;letter-spacing:.1em;padding-top:5px;font-size:11px}.detail-section h2{letter-spacing:-.03em;margin:0 0 12px;font-size:22px;font-weight:500}.detail-section p{color:#55574f;white-space:pre-line;margin:0;font-size:17px;line-height:2}.source-box{background:#f4f4f0;margin-top:28px;padding:20px 22px}.source-box strong{font-size:12px;font-weight:600}.source-box p{color:#565850;margin:8px 0;font-size:13.5px;line-height:1.8}.source-box small{color:#8a8b83;font-size:10px;line-height:1.7;display:block}.detail-disclaimer{color:#8b8c85;padding:18px 0 0;font-size:12px;line-height:1.8}.disease-detail-page .detail-header .disease-category{margin-bottom:14px}.site-footer{text-align:center;background:#fff;border-top:1px solid #e4e4de;padding:35px 24px 30px}.footer-slogan{letter-spacing:.1em;font-size:15px}.site-footer>p{color:#8b8c84;letter-spacing:.12em;margin:10px 0 0;font-size:9px}.site-footer>p span{margin:0 5px}.site-footer .footer-disclaimer{letter-spacing:0;margin-top:12px;font-size:10px}@media (width<=1000px){.site-header{gap:25px}.main-nav{gap:17px}.header-slogan{display:none}.hero-search{grid-template-columns:minmax(230px,.8fr) minmax(0,1.2fr);gap:30px}.hero-visual{height:270px}.disease-grid{grid-template-columns:repeat(3,minmax(0,1fr))}.knowledge-layout{grid-template-columns:225px minmax(0,1fr);gap:20px}.knowledge-article{grid-template-columns:135px minmax(0,1fr);gap:15px}.knowledge-article>img{width:135px;height:135px}}@media (width<=720px){.landing{flex-direction:column;justify-content:center;padding:50px 25px 100px;display:flex}.landing h1{font-size:clamp(53px,15vw,82px)}.landing-slogan{font-size:21px}.landing-side{display:none}.landing-footer{font-size:9px;bottom:25px;left:25px}.site-header{flex-wrap:wrap;gap:13px 20px;height:auto;min-height:65px;padding:14px 18px}.wordmark{font-size:18px}.main-nav{order:2;gap:23px;width:100%;height:32px}.main-nav button{font-size:12px}.home-page,.knowledge-page,.diseases-page{padding-bottom:55px;padding-left:18px;padding-right:18px}.home-page{padding-top:15px}.hero-search{grid-template-columns:1fr;gap:25px;padding:15px 0 35px}.hero-visual{height:215px}.search-area h1{font-size:27px}.search-box{height:50px}.search-box button{padding:0 15px}.section-heading{flex-direction:column;align-items:flex-start;gap:9px}.section-heading h2{font-size:21px}.quick-grid{grid-template-columns:1fr;gap:10px}.quick-card{min-height:145px;padding:17px}.quick-card small{font-size:11px}.hot-section{padding-top:40px}.article-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:10px}.article-card>img{height:115px}.article-card-content{padding:12px}.article-card-content strong{font-size:13px}.article-card-content p{min-height:0;font-size:13px}.page-intro{padding:38px 0 25px}.page-intro h1{font-size:34px}.knowledge-layout{grid-template-columns:1fr;gap:22px}.knowledge-sidebar{max-height:350px;position:static}.knowledge-content{max-height:none;overflow:visible}.knowledge-toolbar{flex-direction:column;align-items:flex-start}.inline-search{width:100%}.knowledge-article{grid-template-columns:105px minmax(0,1fr);gap:12px;padding:9px}.knowledge-article>img{width:105px;height:120px}.knowledge-article h3{margin-top:7px;font-size:13px}.knowledge-article p{font-size:13px;line-height:1.6}.article-meta{flex-wrap:wrap;gap:7px;font-size:9px}.article-read{padding-top:8px}.disease-search-row{flex-direction:column;align-items:stretch}.disease-search-row .inline-search{width:100%}.disease-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:10px}.disease-card>img{height:105px}.disease-card-body{min-height:170px;padding:11px}.disease-card h3,.disease-card p{font-size:13px}.detail-page{padding:0 18px 50px}.detail-back{align-items:flex-start;padding:19px 0}.detail-back>span{max-width:45%;line-height:1.6}.detail-header{padding:32px 0 22px}.detail-header h1{font-size:30px}.detail-summary{font-size:15px}.detail-cover{aspect-ratio:1.45}.detail-section{grid-template-columns:28px minmax(0,1fr);gap:10px;padding:24px 0}.detail-section h2{font-size:19px}.detail-section p{font-size:16px;line-height:1.95}.source-box{padding:16px}}@media (width<=390px){.article-grid,.disease-grid{grid-template-columns:1fr}.article-card>img,.disease-card>img{height:170px}.knowledge-article{grid-template-columns:88px minmax(0,1fr)}.knowledge-article>img{width:88px;height:115px}}.guide-page,.tool-page{max-width:var(--max-width);margin:0 auto;padding:0 28px 90px}.quick-grid.compact .quick-card{min-height:148px;padding:18px 19px 15px}.quick-grid.compact .quick-icon{width:28px;height:28px;margin-bottom:11px;font-size:16px}.quick-grid.compact .quick-card small{font-size:10.5px}.home-article-list{gap:14px;display:grid}.home-article{border:1px solid var(--line);text-align:left;background:#fff;grid-template-columns:220px minmax(0,1fr);align-items:stretch;gap:22px;padding:12px;transition:transform .2s,box-shadow .2s,border-color .2s;display:grid}.home-article:hover{border-color:#c3c6bb;transform:translateY(-2px);box-shadow:0 12px 25px #0000000d}.home-article>img{-o-object-fit:cover;object-fit:cover;background:#eef0ec;width:220px;height:152px}.home-article-body{flex-direction:column;align-items:flex-start;min-width:0;padding:3px 4px 3px 0;display:flex}.home-article-body h3{margin:10px 0 8px;font-size:18px;font-weight:600;line-height:1.45}.home-article-body p{color:#81827b;margin:0;font-size:14.5px;line-height:1.8}.home-article .article-read{margin-top:auto;padding-top:12px}.knowledge-toolbar.stacked{flex-direction:column;align-items:stretch;gap:14px;padding:8px 0 18px}.knowledge-toolbar.stacked .knowledge-search{width:min(440px,100%);height:42px}.knowledge-heading h2{letter-spacing:-.04em;margin:6px 0 0;font-size:23px;font-weight:500}.guide-search-row,.tool-search-row{padding:4px 0 26px}.guide-search{width:min(520px,100%);height:46px;padding:0 14px}.guide-search>span{font-size:24px}.guide-search input{font-size:14px}.guide-steps{border-top:1px solid var(--line);border-bottom:1px solid var(--line);grid-template-columns:repeat(4,minmax(0,1fr));gap:16px;margin-bottom:44px;padding:22px 0;display:grid}.guide-step{gap:12px;display:flex}.guide-step-index{color:#a4a59d;letter-spacing:.1em;padding-top:2px;font-size:11px}.guide-step strong{font-size:15px;font-weight:600}.guide-step p{color:#85867f;margin:7px 0 0;font-size:13.5px;line-height:1.7}.self-check-section{padding:8px 0 12px}.symptom-quick-groups{grid-template-columns:repeat(2,minmax(0,1fr));gap:22px 34px;display:grid}.quick-group-title{color:#3a3b35;margin:0 0 10px;font-size:13px;font-weight:600}.quick-table{border:1px solid var(--line);background:#fff}.quick-table-head{letter-spacing:.06em;color:#85867f;background:#f4f4f0;grid-template-columns:1.25fr 1.1fr .9fr;font-size:11px;display:grid}.quick-table-head span,.quick-table-row span{padding:9px 11px}.quick-table-row{color:#5f6159;border-top:1px solid #f0f0ec;grid-template-columns:1.25fr 1.1fr .9fr;font-size:13px;line-height:1.65;display:grid}.quick-table-row span+span,.quick-table-head span+span{border-left:1px solid #f2f2ee}.symptom-section{padding:44px 0 0}.symptom-systems{gap:34px;display:grid}.symptom-system-title{letter-spacing:.14em;color:#8b8c85;text-transform:uppercase;border-bottom:1px solid var(--line);margin:0 0 14px;padding-bottom:8px;font-size:11px;font-weight:700}.symptom-grid{grid-template-columns:repeat(3,minmax(0,1fr));gap:16px;display:grid}.symptom-card{border:1px solid var(--line);text-align:left;background:#fff;flex-direction:column;padding:0;transition:transform .2s,box-shadow .2s,border-color .2s;display:flex;overflow:hidden}.symptom-card:hover{border-color:#c3c6bb;transform:translateY(-3px);box-shadow:0 12px 25px #0000000d}.symptom-card-media{aspect-ratio:16/9;background:#eef0ec;overflow:hidden}.symptom-card-media img{-o-object-fit:cover;object-fit:cover;width:100%;height:100%}.symptom-card-body{flex-direction:column;flex:1;align-items:flex-start;min-width:0;padding:14px 15px 16px;display:flex}.symptom-tag{color:#73766c;background:#f0f1eb;padding:4px 7px;font-size:9px}.symptom-card h4{margin:10px 0 6px;font-size:16px;font-weight:600}.symptom-card p{color:#81827b;margin:0 0 10px;font-size:11px;line-height:1.7}.symptom-urgency{color:#8a6a55;background:#f6ede6;margin-bottom:10px;padding:4px 8px;font-size:10px;line-height:1.5}.symptom-card .article-read{margin-top:auto}.trigger-chips{flex-wrap:wrap;gap:8px;display:flex}.trigger-chip{color:#5f6159;background:#f2f2ee;border:1px solid #e6e6e0;border-radius:2px;padding:6px 11px;font-size:12px}.section-lead{color:#8a8b84;margin:-2px 0 16px;font-size:14px}.condition-list{gap:14px;display:grid}.condition-card{border:1px solid var(--line);background:#fff;border-left:3px solid #cdd4c9;padding:16px 18px}.condition-card.watch{border-left-color:#d9b48f}.condition-card.urgent{border-left-color:#c2705c}.condition-head{justify-content:space-between;align-items:center;gap:10px;display:flex}.condition-head h3{margin:0;font-size:16px;font-weight:600}.condition-tier{color:#5c6555;background:#eef1eb;border-radius:2px;flex:none;padding:3px 9px;font-size:10px}.condition-card.watch .condition-tier{color:#8a6a45;background:#f6ecdf}.condition-card.urgent .condition-tier{color:#a85340;background:#f7e6e1}.condition-intro{color:#55574f;margin:10px 0 12px;font-size:15px;line-height:1.9}.condition-stages{gap:8px;margin:0 0 12px;padding:0;list-style:none;display:grid}.condition-stages li{color:#5f6159;grid-template-columns:46px 1fr;gap:12px;font-size:15px;line-height:1.8;display:grid}.condition-stages b{color:#9a9b94;padding-top:2px;font-size:11px;font-weight:600}.condition-care{color:#55574f;background:#f7f7f3;border-radius:2px;margin:0;padding:10px 12px;font-size:14px;line-height:1.85}.condition-care b{color:#20211f;margin-right:8px}.severity-grid{grid-template-columns:repeat(3,minmax(0,1fr));gap:12px;display:grid}.severity-col{border:1px solid var(--line);background:#fff;padding:14px 15px}.severity-col.mild{border-top:3px solid #a9c0a0}.severity-col.moderate{border-top:3px solid #d9b48f}.severity-col.severe{border-top:3px solid #c2705c}.severity-label{margin-bottom:10px;font-size:12px;font-weight:600;display:block}.severity-col.mild .severity-label{color:#4f6b48}.severity-col.moderate .severity-label{color:#8a6a45}.severity-col.severe .severity-label{color:#a85340}.severity-col ul{margin:0;padding-left:16px}.severity-col li{color:#5f6159;margin-bottom:6px;font-size:14px;line-height:1.8}.red-flag-list{gap:9px;margin:0;padding:0;list-style:none;display:grid}.red-flag-list li{color:#55574f;background:#fbf3f0;border:1px solid #f0ddd7;border-radius:2px;align-items:flex-start;gap:10px;padding:10px 13px;font-size:15px;line-height:1.75;display:flex}.red-flag-list li>span{color:#fff;background:#c2705c;border-radius:50%;flex:none;place-items:center;width:18px;height:18px;margin-top:2px;font-size:11px;font-weight:700;display:grid}.care-list{gap:8px;margin:0;padding:0;list-style:none;display:grid}.care-list li{color:#55574f;padding-left:18px;font-size:15px;line-height:1.85;position:relative}.care-list li:before{content:"·";color:#8a9a86;font-weight:700;position:absolute;left:4px}.population-grid{grid-template-columns:repeat(3,minmax(0,1fr));gap:12px;display:grid}.population-card{border:1px solid var(--line);background:#fafaf7;padding:13px 15px}.population-card strong{color:#3a3b35;margin-bottom:6px;font-size:12px;display:block}.population-card p{color:#6d6e67;margin:0;font-size:14px;line-height:1.8}.tool-back{color:#8a8b84;justify-content:space-between;align-items:center;padding:26px 0 0;font-size:12px;display:flex}.tool-back button{color:#65675f;background:0 0;border:0;padding:0;font-size:12px}.tool-back button:hover{color:#171815}.tool-page .page-intro{padding:30px 0 26px}.med-examples{color:#8b8c85;flex-wrap:wrap;align-items:center;gap:8px;margin-bottom:30px;font-size:13px;display:flex}.med-examples button{color:#6d6e68;background:#fff;border:1px solid #e6e6e0;border-radius:2px;padding:7px 11px;font-size:11px}.med-examples button:hover{color:#222;border-color:#9b9d94}.med-qa{gap:14px;display:grid}.med-qa-item{border:1px solid var(--line);background:#fff;padding:18px 20px}.med-qa-item h3{margin:0 0 10px;font-size:15px;font-weight:600}.med-qa-item p{color:#55574f;margin:0;font-size:15px;line-height:1.95}.med-principles{margin-top:38px}.med-principles h2{letter-spacing:-.03em;margin:0 0 16px;font-size:20px;font-weight:500}.principle-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:12px;display:grid}.principle-card{border:1px solid var(--line);background:#fafaf7;padding:14px 16px}.principle-card strong{margin-bottom:6px;font-size:13px;display:block}.principle-card p{color:#6d6e67;margin:0;font-size:14px;line-height:1.8}.exercise-stages{gap:16px;display:grid}.exercise-stage{border:1px solid var(--line);background:#fff;padding:22px 24px}.exercise-stage-head{align-items:flex-start;gap:16px;margin-bottom:14px;display:flex}.exercise-stage-index{color:#a4a59d;letter-spacing:.1em;padding-top:4px;font-size:12px}.exercise-stage-head h2{letter-spacing:-.03em;margin:0;font-size:19px;font-weight:500}.exercise-stage-head p{color:#8a8b84;margin:4px 0 0;font-size:13px}.exercise-list{gap:9px;margin:0;padding:0;list-style:none;display:grid}.exercise-list li{color:#55574f;padding-left:20px;font-size:15px;line-height:1.85;position:relative}.exercise-list li:before{content:"";background:#8a9a86;border-radius:50%;width:6px;height:6px;position:absolute;top:11px;left:4px}.intensity-section{margin-top:36px}.intensity-table{border:1px solid var(--line);background:#fff}.intensity-head{letter-spacing:.06em;color:#85867f;background:#f4f4f0;grid-template-columns:.7fr 1.3fr 1fr;font-size:10px;display:grid}.intensity-head span,.intensity-row span{padding:11px 14px}.intensity-row{color:#5f6159;border-top:1px solid #f0f0ec;grid-template-columns:.7fr 1.3fr 1fr;font-size:14px;display:grid}.intensity-row span+span,.intensity-head span+span{border-left:1px solid #f2f2ee}.warning-section{background:#fbf3f0;border:1px solid #f0ddd7;margin-top:36px;padding:22px 24px}.warning-section h2{color:#a85340;margin:0 0 14px;font-size:17px;font-weight:600}.warning-section .red-flag-list li{background:#fff}.warning-note{color:#8a6a45;margin:14px 0 0;font-size:14px;line-height:1.8}.history-panel{border:1px solid var(--line);background:#fff}.history-toolbar{border-bottom:1px solid var(--line);color:#8a8b84;justify-content:space-between;align-items:center;padding:14px 18px;font-size:12px;display:flex}.history-toolbar button{color:#a85340;background:0 0;border:0;font-size:12px}.history-list{flex-direction:column;display:flex}.history-item{text-align:left;background:#fff;border:0;border-bottom:1px solid #f2f2ee;grid-template-columns:54px 1fr auto;align-items:center;gap:14px;width:100%;padding:15px 18px;font-size:15px;display:grid}.history-item:last-child{border-bottom:0}.history-item:hover{background:#f8f8f5}.history-type{text-align:center;color:#51594f;background:#e9eee8;padding:4px 6px;font-size:9px}.history-type.symptom{color:#6c5e4d;background:#efebe5}.history-title{color:#2a2b26}.history-time{color:#9a9b94;font-size:13px}@media (width<=1000px){.symptom-grid,.guide-steps{grid-template-columns:repeat(2,minmax(0,1fr))}.symptom-quick-groups,.population-grid{grid-template-columns:1fr}.home-article{grid-template-columns:178px minmax(0,1fr);gap:16px}.home-article>img{width:178px;height:132px}.severity-grid,.principle-grid{grid-template-columns:1fr}}@media (width<=720px){.guide-page,.tool-page{padding-bottom:55px;padding-left:18px;padding-right:18px}.guide-steps{grid-template-columns:1fr 1fr;gap:14px 18px}.symptom-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:10px}.symptom-card-body{padding:11px 12px 13px}.symptom-card h4{font-size:14px}.symptom-card p{font-size:10px}.symptom-urgency{font-size:9px}.home-article{grid-template-columns:108px minmax(0,1fr);gap:12px;padding:10px}.home-article>img{width:108px;height:108px}.home-article-body h3{margin:6px 0 5px;font-size:14px}.home-article-body p{font-size:13.5px;line-height:1.6}.home-article-body .article-meta{gap:7px;font-size:9px}.condition-stages li{grid-template-columns:40px 1fr;gap:8px;font-size:12px}.severity-grid,.population-grid,.principle-grid{grid-template-columns:1fr}.guide-search{height:44px}.quick-table-head,.quick-table-row{font-size:12px}.quick-table-head span,.quick-table-row span{padding:8px 9px}.history-item{grid-template-columns:46px 1fr;gap:10px;padding:13px 14px}.history-time{grid-column:2}.exercise-stage{padding:18px}.intensity-head,.intensity-row{font-size:13px}}@media (width<=390px){.symptom-grid{grid-template-columns:1fr}.home-article{grid-template-columns:92px minmax(0,1fr)}.home-article>img{width:92px;height:92px}}.symptom-list{flex-direction:column;gap:14px;display:flex}.symptom-list-item{text-align:left;border:1px solid var(--line,#e5e5df);cursor:pointer;background:#fff;border-radius:12px;grid-template-columns:200px minmax(0,1fr);gap:0;transition:transform .2s,box-shadow .2s,border-color .2s;display:grid;overflow:hidden}.symptom-list-item:hover{border-color:#c3c6bb;transform:translateY(-2px);box-shadow:0 10px 22px #0000000d}.symptom-list-media{aspect-ratio:4/3;background:#eef0ec;position:relative;overflow:hidden}.symptom-list-media img{-o-object-fit:cover;object-fit:cover;width:100%;height:100%}.symptom-list-body{flex-direction:column;align-items:flex-start;min-width:0;padding:16px 18px;display:flex}.symptom-list-head{align-items:center;gap:10px;width:100%;margin-bottom:8px;display:flex}.symptom-list-head h4{color:#2a2b26;margin:0;font-size:17px;font-weight:600}.symptom-list-head .symptom-urgency{margin:0 0 0 auto;padding:3px 8px;font-size:10px}.symptom-list-summary{color:#6f7068;margin:0 0 10px;font-size:14px;line-height:1.7}.symptom-list-meta{color:#5f6058;margin:0 0 4px;font-size:13.5px;line-height:1.65}.symptom-list-meta b{color:#2a2b26;margin-right:6px;font-weight:600}.symptom-list-item .article-read{margin-top:6px}.disease-section{margin-top:8px}.disease-grid{grid-template-columns:repeat(3,minmax(0,1fr));gap:18px;display:grid}.disease-card{text-align:left;border:1px solid var(--line,#e5e5df);cursor:pointer;background:#fff;border-radius:12px;flex-direction:column;transition:transform .2s,box-shadow .2s,border-color .2s;display:flex;overflow:hidden}.disease-card:hover{border-color:#c3c6bb;transform:translateY(-3px);box-shadow:0 12px 25px #0000000d}.disease-card-media{aspect-ratio:16/9;background:linear-gradient(135deg,#e9ebe4,#dfe2d8);position:relative;overflow:hidden}.disease-card-media img{-o-object-fit:cover;object-fit:cover;width:100%;height:100%}.disease-card-media .disease-cat{color:#2a2b26;background:#ffffffd9;border-radius:6px;padding:4px 8px;font-size:9px;position:absolute;top:10px;left:10px}.disease-card-body{flex-direction:column;align-items:flex-start;gap:8px;min-width:0;padding:14px 15px 16px;display:flex}.disease-card-body h4{color:#2a2b26;margin:0;font-size:16px;font-weight:600}.disease-prevalence{color:#81827b;margin:0;font-size:13px;line-height:1.65}.disease-card .article-read{margin-top:2px}@media (width<=1000px){.disease-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.symptom-list-item{grid-template-columns:168px minmax(0,1fr)}}@media (width<=720px){.disease-grid{grid-template-columns:1fr}.symptom-list-item{grid-template-columns:120px minmax(0,1fr)}.symptom-list-body{padding:12px}.symptom-list-head h4{font-size:15px}.symptom-list-summary,.symptom-list-meta{font-size:13px}}@media (width<=390px){.symptom-list-item{grid-template-columns:96px minmax(0,1fr)}}.knowledge-hint{color:#94958d;margin:10px 0 0;font-size:12px}.article-toc{border-bottom:1px solid #edede8;grid-template-columns:80px minmax(0,1fr);gap:16px;padding:22px 0 26px;display:grid}.article-toc>span{letter-spacing:.08em;color:#9a9b93;padding-top:3px;font-size:11px}.article-toc ol{gap:9px;margin:0;padding:0;list-style:none;display:grid}.article-toc li{color:#55574f;gap:10px;font-size:14px;line-height:1.6;display:flex}.article-toc li>span{color:#b0b1a9;letter-spacing:.08em;padding-top:1px;font-size:10px}.article-related{border-top:1px solid #edede8;margin-top:6px;padding:34px 0 6px}.article-related .section-heading{padding-bottom:16px}.article-related h2{letter-spacing:-.03em;margin:0;font-size:20px;font-weight:500}.related-list{grid-template-columns:repeat(3,minmax(0,1fr));gap:14px;display:grid}.related-item{text-align:left;background:#fff;border:1px solid #e5e5df;flex-direction:column;align-items:flex-start;padding:16px 16px 14px;transition:border-color .2s,transform .2s;display:flex}.related-item:hover{border-color:#b8bbb1;transform:translateY(-2px)}.related-item strong{color:#2a2b26;margin-top:9px;font-size:13px;font-weight:600;line-height:1.55}.related-item p{color:#83847c;margin:7px 0 0;font-size:13px;line-height:1.7}.related-item .article-read{margin-top:auto}.detail-actions{flex-wrap:wrap;gap:10px;padding:30px 0 0;display:flex}.button-ghost{color:#2a2b26;background:0 0;border:1px solid #d8d9d1}.button-ghost:hover{background:#f2f2ed;transform:translateY(-1px)}@media (width<=720px){.related-list{grid-template-columns:1fr}.article-toc{grid-template-columns:1fr;gap:10px}}