*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:25px}body{margin:0;color:#292e2b;font:15px/1.65 "Microsoft YaHei","PingFang SC",sans-serif}a{color:inherit;text-decoration:none}button{font:inherit;color:inherit;cursor:pointer}h1,h2,h3,p{margin:0}h1,h2,h3{line-height:1.35}button,a,summary{touch-action:manipulation}button{border:0}a:focus-visible,button:focus-visible,summary:focus-visible{outline:2px solid currentColor;outline-offset:5px}[hidden]{display:none!important}.design{min-height:100vh;padding-bottom:80px;--serif:"Noto Serif SC","Source Han Serif SC","Songti SC",SimSun,serif;--mx:0;--my:0}.container{width:min(1280px,100%);margin:auto;padding:0 56px}.masthead{height:102px;display:flex;align-items:center;justify-content:space-between;border-bottom:1px solid #262d2925;gap:24px}.logo{display:flex;align-items:center;gap:12px;flex-shrink:0}.logo>b{font:26px var(--serif);display:grid;place-items:center;width:42px;height:45px;background:#ac5037;color:#fff7e9;border-radius:3px}.logo>span{font:700 25px var(--serif);letter-spacing:3px}.logo small{display:block;font:10px "Microsoft YaHei",sans-serif;letter-spacing:1px;margin-top:7px;color:#6c736a}.site-nav{display:flex;gap:34px;align-items:center;font-size:13px}.site-nav a{position:relative;padding:8px 0}.site-nav a::after{content:"";position:absolute;bottom:0;left:0;width:100%;height:1px;background:currentColor;transform:scaleX(0);transform-origin:left;transition:transform 220ms ease-out}.site-nav a:hover::after{transform:scaleX(1)}.site-nav .original{font-size:11px;color:#70766c}.overline{font-size:10px;letter-spacing:2.5px;margin-bottom:14px;font-weight:500}.intro-desc{font-size:14px;line-height:1.95;color:#6c7065}.go{display:inline-block;transition:transform 220ms ease-out}a:hover .go{transform:translate(3px,-3px)}.section-heading{display:flex;justify-content:space-between;align-items:flex-end;gap:20px;margin-bottom:25px}.section-heading h2{font:600 29px/1.45 var(--serif)}.section-heading .overline{font-size:9px;margin-bottom:8px;color:#7e796a}.section-aside{font-size:11px;color:#767b72;white-space:nowrap;padding-bottom:5px}.dept-section{padding-top:49px}.filter-row{display:flex;align-items:center;gap:5px;flex-wrap:wrap;margin-bottom:24px}.filter-row button{padding:8px 15px;background:transparent;border-radius:3px;font-size:12px;transition:background-color 180ms ease-out}.filter-row button:hover{background:#262d2910}.filter-row button[aria-pressed=true]{background:#293d33;color:#fff}.filter-row small{font-size:10px;margin-left:5px;opacity:.7}.filter-note{font-size:11px;color:#818477;margin-top:17px}.directory-list{display:grid;grid-template-columns:repeat(3,1fr);gap:0;border:1px solid #252e2926}.directory-item{display:flex;justify-content:space-between;padding:24px;gap:16px;border-bottom:1px solid #252e2918;border-right:1px solid #252e2918}.directory-item h3{font-size:16px;font-weight:500;margin-bottom:7px}.directory-item p{font-size:11px;color:#787b71;line-height:1.9}.directory-item .status{align-self:start;flex-shrink:0}.status{font-size:10px;color:#8a897e;border:1px solid #88887a30;border-radius:20px;padding:2px 8px;white-space:nowrap}.status.open{background:#e7f0e7;color:#44684e;border-color:transparent}.eyeline{font-size:10px;letter-spacing:1px}.page-footer{display:flex;align-items:center;justify-content:space-between;gap:30px;border-top:1px solid #252e2925;padding:28px 0;margin-top:50px;font-size:10px;color:#7b7f75}.page-footer>a{font:18px var(--serif);letter-spacing:3px;color:#454e42;white-space:nowrap}.page-footer>span{white-space:nowrap}.everyday{margin-top:48px}.topic-pair{display:grid;grid-template-columns:1fr 1fr;gap:24px}.topic-pair h3{font:600 25px var(--serif);margin:8px 0}.topic-pair p{font-size:12px;color:#6c7468}.topic-pair details{margin-top:20px;border-top:1px solid #25332926;padding-top:13px;font-size:12px}.topic-pair summary{cursor:pointer;list-style:none;display:flex;justify-content:space-between;gap:15px}.topic-pair summary::-webkit-details-marker{display:none}.topic-pair summary>span{transition:transform 180ms ease-out}.topic-pair details[open] summary>span{transform:rotate(45deg)}.topic-pair ul{padding-left:17px;margin:12px 0 0;line-height:2;color:#687060}.topic-art svg{width:100%;height:100%;display:block}.organ-art{width:100%;height:100%;overflow:visible;--disc:#eddfc9;--fill:#d8866d;--stroke:#654538;--iris:#5d7962}.art-disc{fill:var(--disc)}.stomach-fill{fill:var(--fill)}.organ-line{fill:none;stroke:var(--stroke);stroke-width:2.4;stroke-linecap:round;stroke-linejoin:round}.organ-fold{fill:none;stroke:#fbf1dc;stroke-width:2;stroke-linecap:round}.art-mark{fill:none;stroke:var(--stroke);stroke-width:1.5;opacity:.6}.eye-white{fill:#faf6e9}.iris{fill:var(--iris)}.pupil-fill{fill:var(--stroke)}.pupil{transform:translate(calc(var(--mx)*12px),calc(var(--my)*9px));transition:transform 150ms ease-out}[data-motion] .organ-art{transform:translate(calc(var(--mx)*12px),calc(var(--my)*9px)) rotate(calc(var(--mx)*5deg));transition:transform 220ms ease-out}.topic-art{transform:translate(calc(var(--mx)*9px),calc(var(--my)*7px)) rotate(calc(var(--mx)*10deg));transition:transform 220ms ease-out}
/* 01 — An editorial atlas: warm paper, illustrated specimens, structured reading. */
.atlas{background:#f5f2e9;color:#343b33}.atlas-intro{display:grid;grid-template-columns:1.12fr 1fr;min-height:320px;position:relative;border-bottom:1px solid #2a352925}.intro-copy{padding:39px 0 31px;z-index:1}.intro-copy>.overline{letter-spacing:1.2px;display:flex;gap:9px;align-items:center;color:#7e765f}.intro-copy>.overline span{width:6px;height:6px;background:#b76042;border-radius:50%}.atlas-intro h1{font:600 57px/1.22 var(--serif);letter-spacing:1px;margin-bottom:20px}.atlas-intro h1 em{font-style:normal;color:#a75037}.atlas-collage{position:relative;overflow:hidden;min-height:310px;margin-left:30px}.collage-grid{position:absolute;inset:27px 10px;background-image:linear-gradient(#71806a12 1px,transparent 1px),linear-gradient(90deg,#71806a12 1px,transparent 1px);background-size:24px 24px;mask-image:radial-gradient(ellipse,#000,transparent 73%)}.specimen{position:absolute;transform:translate(calc(var(--mx)*14px),calc(var(--my)*11px));transition:transform 220ms ease-out}.specimen-eye{width:240px;height:210px;left:5px;top:12px;transform:rotate(-13deg) translate(calc(var(--mx)*14px),calc(var(--my)*11px))}.specimen-eye .organ-art{--disc:#dbe0c3;--iris:#91a477;--stroke:#3e5640}.specimen-stomach{width:225px;height:210px;right:5px;bottom:-1px;transform:rotate(12deg) translate(calc(var(--mx)*-14px),calc(var(--my)*-11px))}.specimen-stomach .organ-art{--disc:#eed6c0}.specimen-leaf{position:absolute;width:64px;left:70px;bottom:26px;color:#9da779;transform:rotate(-15deg) translate(calc(var(--mx)*-20px),calc(var(--my)*-9px));transition:transform 220ms ease-out}.specimen-label{position:absolute;right:6px;top:29px;font-size:9px;letter-spacing:1.5px;color:#8b806d}.specimen-caption{position:absolute;left:9px;bottom:8px;font-size:9px;letter-spacing:3px;color:#938673}.collage-cross{position:absolute;right:38px;top:73px;font-size:38px;color:#b85c3f;font-weight:200}.atlas-quick{display:grid;grid-template-columns:.72fr repeat(3,1fr) 1.15fr;border-bottom:1px solid #2a352925;min-height:95px}.quick-label{font-size:11px;color:#8c8170;line-height:1.8;align-self:center}.quick-label>span{margin-left:13px}.atlas-quick>a{display:flex;align-items:center;gap:10px;padding:18px 14px;position:relative;transition:background-color 180ms ease-out}.atlas-quick>a::before{content:"";position:absolute;left:0;top:26px;bottom:26px;width:1px;background:#25332925}.atlas-quick>a>span:first-child{font:10px Georgia;color:#9b917d;align-self:flex-start;margin-top:9px}.atlas-quick strong{display:block;font-size:12px;font-weight:500}.atlas-quick small{display:block;font-size:10px;color:#8a8678;margin-top:3px}.atlas-quick .go{margin-left:auto}.atlas-quick>a:hover{background:#e9e8d9}.atlas-quick .urgent{color:#a44734}.urgent i{width:6px;height:6px;border-radius:50%;background:#a44734;flex-shrink:0}.atlas-quick .urgent small{color:#a77868}.atlas-features{display:grid;grid-template-columns:1fr 1fr;gap:23px}.atlas-feature{display:grid;grid-template-columns:42% 58%;border:1px solid #464a3325;background:#faf8f0;min-height:296px;position:relative}.feature-art{background:#ece4d3;position:relative;display:grid;place-items:center;overflow:hidden;padding:15px}.feature-art .organ-art{width:100%;height:auto}.ophthalmology .feature-art{background:#e1e5d5}.ophthalmology .organ-art{--disc:#ced8b7;--iris:#73946b;--stroke:#465e41}.specimen-id{position:absolute;bottom:15px;left:18px;font-size:9px;color:#7e7c66;letter-spacing:1px}.feature-content{padding:27px 23px}.feature-content .eyeline{color:#8b806c}.feature-content h3{font:600 29px var(--serif);margin:16px 0 10px}.feature-content h3 .go{font:21px sans-serif;float:right;margin-top:4px;color:#9c7157}.feature-content>p{font-size:12px;color:#767867;line-height:1.9}.article-links{margin-top:20px}.article-links a{display:flex;justify-content:space-between;padding:7px 0;border-top:1px solid #262f251b;font-size:11px}.article-links a:hover{color:#a44734}.article-links a span{transition:transform 200ms ease-out}.article-links a:hover span{transform:translateX(4px)}.age-links{display:flex;flex-wrap:wrap;gap:7px;margin-top:20px}.age-links a{font-size:10px;border:1px solid #35492e27;padding:4px 7px;transition:background-color 180ms ease-out}.age-links a:hover{background:#dfe5d1}.atlas-everyday{padding-top:30px;border-top:1px solid #25332925}.topic-block{display:grid;grid-template-columns:80px 1fr;gap:27px;padding:20px 23px 23px;border:1px solid #37412b25}.topic-block .topic-art{width:67px;height:80px;color:#89956c;margin-top:25px}.topic-block:nth-child(2) .topic-art{color:#ab725b}.topic-block .eyeline{color:#887d69}
/* 02 — A friendly living room: asymmetric garden, bold soft colours, playful anatomy. */
.warm{background:#fffaf0;color:#243e35}.warm .masthead{border:0;height:95px}.warm .logo>b{background:#db5b3e;border-radius:50%;width:43px;height:43px}.warm .logo>span{font-family:"Microsoft YaHei",sans-serif;letter-spacing:0;font-size:23px}.warm .logo small{font-size:9px}.warm .site-nav a{font-weight:500}.warm-hero{min-height:335px;display:grid;grid-template-columns:1.25fr 1fr;position:relative;background:#f8dec7;border-radius:24px;padding:35px 40px;overflow:hidden}.warm-hero .overline{color:#9e6349;margin-bottom:15px;font-size:11px}.warm-hero h1{font-size:41px;font-weight:700;line-height:1.48;letter-spacing:-1px;position:relative;z-index:1}.warm-hero h1 span{color:#c85135;position:relative}.warm-hero p:not(.overline){font-size:13px;line-height:1.8;margin-top:14px;color:#7a725e}.warm-cta{display:inline-flex;align-items:center;gap:37px;background:#254d3b;color:#fff8e8;padding:10px 19px;border-radius:30px;font-size:12px;margin-top:23px;transition:transform 200ms ease-out}.warm-cta:hover{transform:translateY(-3px)}.warm-garden{position:relative;min-height:275px}.sun-face{position:absolute;right:58px;top:-6px;width:153px;height:153px;background:#edb741;border-radius:50%;transform:translate(calc(var(--mx)*15px),calc(var(--my)*10px));transition:transform 200ms ease-out}.sun-face>i{position:absolute;top:58px;left:47px;width:9px;height:14px;background:#3b5140;border-radius:50%;transform:translate(calc(var(--mx)*10px),calc(var(--my)*8px));transition:transform 180ms ease-out}.sun-face>i:nth-child(2){left:94px}.sun-face>b{position:absolute;left:58px;top:82px;width:34px;height:21px;border-bottom:3px solid #3b5140;border-radius:0 0 50% 50%}.sun-face>span{position:absolute;right:-29px;top:-34px;font-size:74px;color:#d36847}.garden-leaf{position:absolute;width:94px;bottom:23px;left:12px;color:#517455;transform:rotate(-19deg) translate(calc(var(--mx)*-15px),calc(var(--my)*-8px));transition:transform 200ms ease-out}.garden-book{position:absolute;bottom:14px;right:38px;width:170px;height:133px;display:flex;gap:2px;transform:rotate(13deg) translate(calc(var(--mx)*-10px),calc(var(--my)*9px));transition:transform 200ms ease-out}.garden-book>div{width:50%;background:#fff5da;border-radius:5px 12px 0 4px;text-align:center;font:28px/1.5 var(--serif);padding-top:20px;box-shadow:0 6px 0 #6b8862;color:#698260}.garden-book>div+div{background:#ebeccf;border-radius:12px 5px 4px 0}.garden-note{position:absolute;left:12px;top:57px;font:12px var(--serif);color:#8a725a;writing-mode:vertical-rl;letter-spacing:4px}.garden-star{position:absolute;bottom:18px;right:5px;font-size:45px;color:#d36446;transform:rotate(calc(var(--mx)*80deg));transition:transform 220ms ease-out}.warm-tools{display:grid;grid-template-columns:repeat(3,1fr);gap:13px;margin-top:20px}.warm-tools>a{display:flex;align-items:center;gap:18px;padding:18px 20px;border-radius:13px;border:1px solid #dedfd0;background:#fffcf5;transition:transform 200ms ease-out,background-color 200ms ease-out}.warm-tools>a:hover{transform:translateY(-4px);background:#f0f3de}.warm-tools>a>span:first-child{font:22px Georgia;color:#c9a976}.warm-tools strong{display:block;font-size:14px;font-weight:500}.warm-tools small{display:block;font-size:11px;color:#88907c;margin-top:3px}.warm-tools .go{margin-left:auto}.warm-urgent{display:flex;align-items:center;gap:10px;font-size:12px;color:#9c543c;padding:15px 5px}.warm-urgent>span{font-size:7px}.warm-urgent b{font-size:11px;font-weight:400;margin-left:auto}.warm .dept-section{padding-top:32px}.warm .section-heading h2{font:700 28px/1.4 "Microsoft YaHei",sans-serif;letter-spacing:-.5px}.warm .section-heading .overline{color:#84917b;letter-spacing:1px}.warm .filter-row{gap:7px}.warm .filter-row button{border-radius:30px;padding:8px 16px;background:#f0f0e2}.warm .filter-row button[aria-pressed=true]{background:#294f3e}.warm-features{display:grid;grid-template-columns:1fr 1fr;gap:20px}.warm-feature{border-radius:20px;overflow:hidden;position:relative;min-height:313px;padding:28px 30px}.warm-digestive{background:#dce7c6}.warm-eye{background:#e3dcf0}.warm-feature-text{position:relative;z-index:1}.warm-feature .eyeline{color:#68745a}.warm-feature h3{font-size:29px;font-weight:600;line-height:1.5;margin-top:15px;max-width:230px}.warm-feature h3 .go{font-size:24px;display:inline-block;margin-left:10px}.warm-feature p{font-size:13px;margin-top:9px;color:#6e7c5c}.warm-organ{position:absolute;right:-13px;top:20px;width:220px;height:205px;opacity:.88;pointer-events:none}.warm-digestive .organ-art{--disc:#cfdfad;--fill:#668468;--stroke:#3b5c42}.warm-eye .organ-art{--disc:#d2c7e4;--iris:#9584b4;--stroke:#62557e}.warm-link-row{display:flex;flex-wrap:wrap;gap:9px;margin-top:29px;position:relative;max-width:100%}.warm-link-row a{background:#fff9;border:1px solid #ffffff40;padding:6px 12px;border-radius:22px;font-size:11px;transition:transform 180ms ease-out}.warm-link-row a:hover{transform:translateY(-3px);background:#fff}.warm-link-row.ages{gap:5px}.warm-link-row.ages a{font-size:10px;padding:6px 10px}.warm-everyday{margin-top:47px}.warm-topic{border-radius:19px;padding:29px 30px;position:relative;overflow:hidden}.warm-topic.supplements{background:#f5e9b4}.warm-topic.medicines{background:#f4ddd0}.warm-topic h3{font:600 24px "Microsoft YaHei",sans-serif;margin:14px 0 12px;position:relative;z-index:1}.warm-topic .topic-art{position:absolute;right:21px;top:20px;width:60px;height:65px;color:#a09f51;opacity:.7}.warm-topic.medicines .topic-art{color:#c17c62}.warm-topic .eyeline{font-size:10px;color:#807e5d}.warm .directory-list{border-radius:15px;overflow:hidden}.warm .page-footer{margin-top:40px}
/* 03 — A useful knowledge desk: persistent navigation, compact reading rows. */
.desk{background:#f5f7f8;color:#25393b;display:grid;grid-template-columns:220px 1fr}.desk-sidebar{position:sticky;top:0;align-self:start;height:100vh;min-height:680px;background:#203d3a;color:#dce7dd;padding:30px 23px;display:flex;flex-direction:column}.desk .logo>b{background:#d8e5c0;color:#254c3e;width:35px;height:37px;font-size:22px}.desk .logo>span{font:600 21px "Microsoft YaHei",sans-serif;letter-spacing:1px}.desk .logo small{font-size:8px;color:#a1b7ae;letter-spacing:0;margin-top:6px}.side-label{font-size:9px;color:#91aaa0;letter-spacing:2px;margin:37px 12px 12px}.desk-sidebar nav{display:flex;flex-direction:column;gap:5px}.desk-sidebar nav>a{padding:10px 12px;display:flex;align-items:center;gap:12px;font-size:12px;border-radius:6px;transition:background-color 180ms ease-out}.desk-sidebar nav>a:hover{background:#ffffff13}.desk-sidebar nav>a.side-active{background:#dce6c6;color:#294e3e}.desk-sidebar nav>a>span{font-size:17px;width:17px}.desk-sidebar nav small{font-size:8px;margin-left:auto;color:#8ca398}.side-urgent{font-size:12px;border-top:1px solid #ffffff20;border-bottom:1px solid #ffffff20;padding:16px 12px;margin-top:35px;color:#e6bda5}.side-urgent>span{float:right}.side-bottom{margin-top:auto;padding:25px 10px 0;font-size:10px;color:#99b0a7;line-height:1.9}.side-bottom a{display:block;margin-top:15px;font-size:10px}.desk-main{padding:0 40px;min-width:0;max-width:1270px;width:100%;margin:auto}.desk-top{height:76px;border-bottom:1px solid #dbe3e3;display:flex;justify-content:space-between;align-items:center;font-size:11px;color:#758987}.desk-top i{font-style:normal;color:#b8c4c2;margin:0 12px}.desk-top>span:last-child{font-size:10px;letter-spacing:2px}.desk-intro{display:flex;justify-content:space-between;align-items:center;padding:32px 0 27px;gap:15px;overflow:hidden}.desk-intro .overline{font-size:10px;letter-spacing:1px;color:#758b84;margin-bottom:11px}.desk-intro h1{font-size:32px;font-weight:600;letter-spacing:-1px;margin-bottom:11px}.desk-intro p:not(.overline){font-size:12px;color:#7e8d89}.desk-orbit{position:relative;width:100px;height:90px;margin-right:15px;flex-shrink:0;transform:rotate(calc(var(--mx)*20deg));transition:transform 220ms ease-out}.desk-orbit>div{position:absolute;width:100px;height:58px;top:16px;border:1px solid #9bbab0;border-radius:50%;transform:rotate(-35deg)}.desk-orbit>i{position:absolute;width:58px;height:100px;left:21px;top:-5px;border:1px solid #c1d0a1;border-radius:50%;transform:rotate(-35deg)}.desk-orbit>b{position:absolute;left:35px;top:19px;color:#5b8476;font-size:30px;font-weight:200;transform:translate(calc(var(--mx)*12px),calc(var(--my)*10px));transition:transform 220ms ease-out}.desk-tools{display:grid;grid-template-columns:repeat(3,1fr);border:1px solid #dce4e3;border-radius:8px;overflow:hidden;background:white}.desk-tools a{padding:18px;position:relative;border-right:1px solid #e1e6e5;transition:background-color 180ms ease-out}.desk-tools a:last-child{border:0}.desk-tools a:hover{background:#eaf1eb}.desk-tools a>span{display:block;font-size:9px;color:#739180;margin-bottom:5px}.desk-tools strong{font-size:12px;font-weight:500}.desk-tools b{position:absolute;right:14px;top:16px;font-size:14px;font-weight:400;color:#90a09b;transition:transform 180ms ease-out}.desk-tools a:hover b{transform:translate(3px,-3px)}.desk-directory{margin-top:35px}.desk .section-heading{margin-bottom:17px}.desk .section-heading h2{font:600 20px/1.4 "Microsoft YaHei",sans-serif}.desk .section-aside{font-size:10px;color:#8c9995}.desk .filter-row{border-bottom:1px solid #dbe4e1;gap:2px;padding-bottom:10px;margin-bottom:0}.desk .filter-row button{font-size:11px;padding:7px 10px;border-radius:5px}.desk .filter-row button[aria-pressed=true]{background:#e1ebe4;color:#305c49}.desk-features{background:white;border:1px solid #dce4e3;border-radius:8px;overflow:hidden;margin-top:16px}.desk-feature{display:flex;align-items:center;gap:22px;padding:22px;border-bottom:1px solid #e4e9e6}.desk-feature:last-child{border:0}.desk-organ{width:102px;height:97px;flex-shrink:0;border-radius:7px;background:#f1eee4;padding:10px}.desk-feature:nth-child(2) .desk-organ{background:#e8eeeb}.desk-feature:nth-child(2) .organ-art{--disc:#d9e5db;--iris:#799a85;--stroke:#4d7264}.desk-feature-content{flex:1;min-width:0}.desk-feature-title{display:flex;align-items:center;gap:12px}.desk-feature-title h3{font-size:21px;font-weight:500}.desk-feature-content p{font-size:11px;color:#8b9790;margin-top:5px}.desk-subnav{display:flex;gap:0;flex-wrap:wrap;margin-top:12px}.desk-subnav a{font-size:11px;color:#436c58;border-right:1px solid #dce5df;padding:0 12px}.desk-subnav a:first-child{padding-left:0}.desk-subnav a:last-child{border:0}.desk-subnav a:hover{text-decoration:underline;text-underline-offset:4px}.desk-enter{display:grid;place-items:center;width:32px;height:32px;border:1px solid #d7e1dc;border-radius:50%;color:#658778;transition:transform 180ms ease-out,background-color 180ms ease-out}.desk-enter:hover{transform:translate(2px,-2px);background:#e8eee7}.desk .directory-list{margin-top:16px;grid-template-columns:1fr 1fr;background:white;border-radius:8px;overflow:hidden}.desk .directory-item{padding:18px}.desk .directory-item h3{font-size:14px}.desk .directory-item p{font-size:10px}.desk-everyday{margin-top:31px}.desk .topic-pair{gap:18px}.desk-topic{background:white;border:1px solid #dce4e3;border-radius:8px;padding:21px}.desk-topic>div:first-child{display:flex;align-items:center;justify-content:space-between}.mini-symbol{font:19px Georgia;color:#759785}.desk-topic h3{font:500 18px "Microsoft YaHei",sans-serif;margin-top:11px}.desk-topic p{font-size:11px}.desk-topic details{font-size:11px;margin-top:15px}.desk 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/* An understated entrance; pointer responses only move artwork, never reading text. */
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