*{box-sizing:border-box}html{color-scheme:dark;scroll-behavior:smooth}body{margin:0}button,input{font:inherit}button,a{-webkit-tap-highlight-color:transparent}button{cursor:pointer}button:disabled{cursor:default;opacity:.4}a{color:inherit}button:focus-visible,a:focus-visible,input:focus-visible,canvas:focus-visible{outline:2px solid #b5eff0;outline-offset:4px}[hidden]{display:none!important}
.story-body{--text:#fff5fb;--muted:#bfb3cb;--border:#6e5e7c5c;--accent:#f1adce;--cyan:#afe2e6;background-color:#1c1829;background-image:linear-gradient(180deg,#15111ec7,#1c1829ed),url('./assets/hbr-ui/bg-home.png');background-position:center top;background-size:cover;background-attachment:fixed;color:var(--text);font-family:HBRUI,'Microsoft YaHei','PingFang SC',system-ui,sans-serif;font-size:14px;line-height:1.6}.story-shell{width:min(1560px,94%);margin:auto}.skip-link{position:absolute;left:16px;top:-90px;padding:10px 18px;background:#ecc0da;color:#2a1e33;z-index:10}.skip-link:focus{top:12px}.story-header{display:flex;justify-content:space-between;align-items:center;min-height:96px;border-bottom:1px solid var(--border);gap:24px}.story-brand{display:flex;align-items:center;gap:13px;text-decoration:none;font-size:20px;font-weight:650;letter-spacing:1.7px}.story-brand img{border-radius:8px;outline:1px solid #dfb6d577}.story-brand small{display:block;font-size:9px;letter-spacing:2.5px;font-weight:400;color:var(--muted)}.story-links{display:flex;gap:28px;font-size:12px;color:var(--muted)}.story-links a{text-decoration:none}.story-links a:hover{color:var(--accent)}.story-intro{display:flex;justify-content:space-between;align-items:flex-end;gap:28px;margin:42px 0 30px}.story-eyebrow{color:var(--muted);font-size:10px;letter-spacing:2.4px;line-height:1.5}.story-intro h1{font-size:30px;font-weight:550;letter-spacing:1px;margin:8px 0 9px}.story-intro p{color:var(--muted);margin:0;font-size:13px}.story-edition{display:flex;align-items:center;gap:8px;font-size:11px;color:#dfc8db;white-space:nowrap;padding-bottom:5px}.edition-light{width:6px;height:6px;background:var(--accent);box-shadow:0 0 12px #efa8c788;border-radius:50%}.story-edition[data-state=error] .edition-light{background:#deb296}.reader-layout{display:grid;grid-template-columns:280px minmax(0,1fr);gap:26px;align-items:start;margin-bottom:24px}
.chapter-panel{border:1px solid var(--border);border-radius:15px;background:#211b2ccf;overflow:hidden;position:sticky;top:20px}.chapter-panel-top{padding:24px 23px 18px}.chapter-panel h2{font-size:21px;font-weight:550;margin:7px 0 2px}.chapter-panel-top>span{font-size:11px;color:var(--muted)}.chapter-search-label{display:block;margin:0 23px 5px;font-size:11px;color:var(--muted)}.chapter-search{display:block;width:calc(100% - 46px);margin:0 23px 20px;background:#191420;border:1px solid #82708c77;border-radius:7px;padding:10px 12px;color:var(--text);font-size:12px}.chapter-search::placeholder{color:#94829e}.chapter-list{max-height:560px;overflow:auto;padding:0 12px 14px;scrollbar-width:thin;scrollbar-color:#79627e #211b2c}.chapter-group{font-size:10px;color:#c5a4c4;letter-spacing:.6px;margin:13px 11px 7px}.chapter-row{position:relative;display:block;text-align:left;width:100%;border:1px solid transparent;border-radius:8px;background:transparent;padding:12px 12px 12px 40px;color:var(--muted);margin:3px 0;line-height:1.5}.chapter-row:hover{background:#b08eae12;color:var(--text)}.chapter-row[aria-current=true]{background:linear-gradient(100deg,#76516d4d,#b595bd12);border-color:#d49aba57;color:#ffe1f0}.chapter-row[aria-current=true]::before{content:'';position:absolute;left:0;top:25%;height:50%;width:2px;background:var(--accent);border-radius:2px}.chapter-number{position:absolute;left:11px;top:14px;font-family:system-ui,sans-serif;color:#a190ad;font-size:10px}.chapter-row[aria-current=true] .chapter-number{color:var(--accent)}.chapter-name{display:block;font-size:12px;font-weight:550;overflow-wrap:anywhere}.chapter-meta{display:block;font-size:10px;color:#a494b1;margin-top:3px}.chapter-summary{display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;font-size:10px;color:#b9a9bf;margin-top:5px}.chapter-empty{padding:0 23px;color:var(--muted);font-size:12px}.chapter-panel-bottom{display:flex;align-items:flex-start;gap:9px;padding:15px 23px;background:#17131f55;border-top:1px solid var(--border)}.chapter-panel-bottom p{margin:0;color:#a99ab5;font-size:10px;line-height:1.7}.reading-dot{height:5px;width:5px;margin-top:5px;border-radius:50%;background:var(--cyan);flex-shrink:0}
.player-frame{min-width:0;background:#231c2dc9;border:1px solid var(--border);border-radius:15px;overflow:hidden;box-shadow:0 20px 60px #0c08182b}.player-heading{display:flex;align-items:center;justify-content:space-between;padding:20px 25px;gap:18px}.player-heading .story-eyebrow{font-size:9px;letter-spacing:1.8px}.player-heading h2{font-size:20px;margin:5px 0 0;font-weight:500;overflow-wrap:anywhere}.quiet-button{padding:6px 0;border:0;color:var(--muted);background:transparent;font-size:11px;white-space:nowrap}.quiet-button:hover:enabled{color:var(--accent)}.stage-shell{background:#161020;position:relative}.story-stage{width:100%}.story-stage .hbr-story-preview{border-radius:0!important}.reader-placeholder{min-height:340px;aspect-ratio:16/9;display:flex;flex-direction:column;justify-content:center;align-items:center;text-align:center;padding:34px;background:radial-gradient(ellipse at 50% 70%,#7d466533,transparent 65%),linear-gradient(140deg,#291d37,#171220);position:relative;overflow:hidden}.reader-placeholder::before,.reader-placeholder::after{content:'';position:absolute;width:220px;height:220px;border:1px solid #bc90b511;transform:rotate(45deg);pointer-events:none}.reader-placeholder::before{left:-125px;top:65px}.reader-placeholder::after{right:-125px;bottom:65px}.placeholder-emblem{letter-spacing:10px;font-family:system-ui,sans-serif;font-size:40px;color:#f2c5df70;font-weight:250;margin-bottom:16px;text-indent:10px}.reader-placeholder h3{font-size:18px;letter-spacing:1px;font-weight:500;margin:4px 0 10px}.reader-placeholder p{color:var(--muted);font-size:12px;max-width:420px;margin:0 0 18px}.reader-progress{display:flex;align-items:center;gap:15px;margin:16px 25px 0}.reader-progress progress{flex:1;min-width:0;width:100%;height:3px;border:0;border-radius:4px;overflow:hidden;background:#81708533;accent-color:var(--accent)}.reader-progress progress::-webkit-progress-bar{background:#81708533}.reader-progress progress::-webkit-progress-value{background:linear-gradient(90deg,#aa8bc9,#f3b4d3)}.reader-progress progress::-moz-progress-bar{background:#e3accd}.reader-progress>span{font-size:10px;color:var(--muted);min-width:70px;text-align:right;font-family:system-ui,sans-serif}.reader-toolbar{display:flex;justify-content:space-between;align-items:center;padding:17px 25px 20px;gap:16px}.reader-controls{display:flex;gap:9px}.reader-button{padding:10px 17px;min-height:41px;border-radius:7px;border:1px solid #b692b153;background:#34293f;color:#e7d8e9;font-size:12px;display:inline-flex;align-items:center;justify-content:center;gap:10px;white-space:nowrap}.reader-button:hover:enabled{border-color:#f1b1d088;background:#49344f}.reader-button.primary{background:linear-gradient(110deg,#b484a7,#d6a9c6);color:#23182b;border-color:#d4a7c4}.reader-button.primary:hover:enabled{background:#e5bbd3}.auto-button[aria-pressed=true]{background:#534050;border-color:#dca8c788;color:#ffe0ec}.auto-icon{font-family:system-ui,sans-serif;font-size:10px}.fullscreen-button{padding:9px 13px;color:var(--muted);background:transparent}.fullscreen-button>span:first-child{font-family:system-ui,sans-serif;font-size:18px;line-height:1}.dialogue-transcript{margin:0 25px;padding:18px 20px;border:1px solid #856b8647;border-left:2px solid #c993b877;border-radius:5px;background:#1713204f;min-height:90px;line-height:1.9;overflow-wrap:anywhere}.transcript-speaker{display:block;color:#f3bddb;font-size:12px;font-weight:550;letter-spacing:.4px;margin-bottom:4px}.dialogue-transcript p{font-size:15px;white-space:pre-wrap;margin:0;color:#e8deed}.reader-footnote{display:flex;align-items:center;justify-content:space-between;gap:16px;margin:13px 25px 20px;color:#ac9bb7;font-size:10px}.reader-footnote a{text-decoration:none;white-space:nowrap}.reader-footnote a:hover{color:var(--accent)}.chapter-navigation{padding:14px 25px;background:#17131f55;border-top:1px solid var(--border);display:flex;justify-content:space-between;align-items:center;gap:15px}.chapter-navigation>span{font-size:11px;color:var(--cyan)}.reading-help{display:flex;align-items:flex-start;justify-content:space-between;gap:28px;color:#ac9bb7;font-size:10px;margin:18px 0 42px}.reading-help p{max-width:720px;margin:0}.reading-help>span{text-align:right;flex-shrink:0}.story-footer{display:flex;justify-content:space-between;gap:20px;border-top:1px solid var(--border);padding:25px 0;color:var(--muted);font-size:11px}.story-footer strong{color:#d6c5db;letter-spacing:1px;font-weight:500}.story-footer strong span{margin-left:10px;color:#a090ad;letter-spacing:0}.story-footer a{text-decoration:none}.story-noscript{padding:20px;border:1px solid var(--border);color:var(--muted)}
.player-frame:fullscreen{width:100%;height:100%;border:0;border-radius:0;background:#17121e;overflow:auto;padding:12px 0}.player-frame:fullscreen .player-heading,.player-frame:fullscreen .chapter-navigation{display:none}.player-frame:fullscreen .stage-shell{max-width:min(100%,calc(177.778dvh - 462px));margin:auto}.player-frame:fullscreen .reader-toolbar,.player-frame:fullscreen .reader-progress,.player-frame:fullscreen .dialogue-transcript,.player-frame:fullscreen .reader-footnote{max-width:1100px;margin-left:auto;margin-right:auto}.player-frame:fullscreen .reader-toolbar{padding-bottom:14px}.player-frame:fullscreen .dialogue-transcript{max-height:132px;overflow:auto}.player-frame:fullscreen .reader-progress{padding:0 25px}.player-frame:fullscreen .reader-footnote{padding:0 25px;margin-bottom:0}
@media(min-width:1600px){.reader-layout{grid-template-columns:310px minmax(0,1fr)}.chapter-list{max-height:660px}.chapter-name{font-size:13px}.dialogue-transcript p{font-size:16px}}
@media(max-width:1050px){.reader-layout{grid-template-columns:235px minmax(0,1fr);gap:18px}.story-shell{width:95%}.player-heading,.reader-toolbar,.chapter-navigation{padding-left:18px;padding-right:18px}.reader-progress{margin-left:18px;margin-right:18px}.dialogue-transcript{margin-left:18px;margin-right:18px}.reader-footnote{margin-left:18px;margin-right:18px}.reader-button{padding:10px 12px;gap:7px}.fullscreen-button{padding:9px}.reader-placeholder{min-height:280px}.player-heading h2{font-size:18px}.chapter-panel-top{padding-left:18px;padding-right:18px}.chapter-search-label{margin-left:18px;margin-right:18px}.chapter-search{width:calc(100% - 36px);margin-left:18px;margin-right:18px}}
@media(max-width:760px){.story-shell{width:94%}.story-header{min-height:82px;gap:16px}.story-links{gap:16px;font-size:11px}.story-brand{font-size:18px;gap:10px}.story-brand img{width:36px;height:36px}.story-brand small{font-size:8px;letter-spacing:1.4px}.story-intro{margin:28px 0 23px;gap:18px;align-items:flex-start}.story-intro h1{font-size:26px}.story-intro p{font-size:12px}.story-edition{font-size:10px;padding-top:5px}.reader-layout{grid-template-columns:minmax(0,1fr);gap:20px}.chapter-panel{position:static;grid-row:2}.chapter-panel-top{padding:20px 20px 12px;display:flex;align-items:baseline;gap:14px;flex-wrap:wrap}.chapter-panel-top .story-eyebrow{display:none}.chapter-panel h2{font-size:18px;margin:0}.chapter-search-label{margin-left:20px}.chapter-search{width:calc(100% - 40px);margin:0 20px 13px;font-size:16px;padding:9px 12px}.chapter-list{max-height:250px;padding-bottom:10px}.chapter-row{padding-top:13px;padding-bottom:13px}.chapter-name{font-size:13px}.chapter-panel-bottom{padding:12px 20px}.chapter-panel-bottom p{font-size:11px}.player-frame{grid-row:1}.reader-placeholder{min-height:230px}.dialogue-transcript p{font-size:17px;line-height:1.9}.dialogue-transcript{padding:16px 17px;min-height:110px}.transcript-speaker{font-size:13px}.reading-help{flex-direction:column;gap:10px;margin-bottom:28px}.reading-help p{font-size:11px}.reading-help>span{text-align:left}.player-frame:fullscreen .stage-shell{max-width:100%}.player-frame:fullscreen .dialogue-transcript{margin:0 18px;max-height:none}.player-frame:fullscreen .reader-footnote{margin:14px 0}.player-frame:fullscreen .reader-toolbar{padding-left:18px;padding-right:18px}.player-frame:fullscreen .reader-progress{padding:0 18px}.player-frame:fullscreen .reader-toolbar{margin-top:0}}
@media(max-width:480px){.story-header{flex-wrap:wrap;justify-content:center;padding:17px 0 15px;gap:13px}.story-links{width:100%;justify-content:center;gap:25px}.story-intro{display:block;margin-top:25px}.story-edition{margin-top:15px}.story-intro h1{font-size:25px}.story-intro p{font-size:11px}.player-heading{padding:17px 16px}.player-heading h2{font-size:17px}.player-heading .story-eyebrow{font-size:8px}.quiet-button{font-size:10px}.reader-placeholder{min-height:205px;padding:24px 18px}.placeholder-emblem{font-size:31px}.reader-placeholder h3{font-size:16px}.reader-toolbar{padding:15px 13px;gap:7px}.reader-controls{gap:6px}.reader-button{font-size:11px;padding:10px 11px;min-height:44px;gap:6px}.fullscreen-button{width:40px;padding:9px}.fullscreen-button>span:last-child{display:none}.reader-progress{margin:14px 16px 0;gap:10px}.dialogue-transcript{margin:0 16px;padding:14px 15px}.dialogue-transcript p{font-size:16px}.reader-footnote{margin:13px 16px 17px;font-size:10px;align-items:flex-start}.reader-footnote>span{max-width:70%}.chapter-navigation{padding:12px 16px}.story-footer{font-size:10px}.chapter-navigation>span{font-size:10px}.reader-controls .auto-button{min-width:101px}}
.player-heading-actions{display:flex;align-items:center;gap:16px;flex-shrink:0}.player-heading-actions>a{text-decoration:none}.story-header .account-nav-link{color:#e9dbea;background:#3b2c4644;border-color:var(--border);border-radius:24px;text-decoration:none}.story-header .account-nav-role{background:#b186aa2b;color:#e4b6d6;border-radius:8px}.story-header .account-nav-avatar{color:#ffe0f2;background:#68506f;border:1px solid #b88bab}.story-header .account-nav-link:hover{border-color:#eab1d188}.story-header .account-nav-link:focus-visible{outline-color:var(--cyan)}
@media(max-width:760px){.story-header{flex-wrap:wrap;padding:18px 0;min-height:82px}.story-header .account-nav{margin-left:auto}.story-links{order:3;flex-basis:100%;justify-content:center}.player-heading-actions{gap:11px}.player-heading-actions .quiet-button{font-size:10px}}
@media(max-width:480px){.story-header{justify-content:space-between}.story-brand small{letter-spacing:1px}.story-links{margin-top:2px}.story-header .account-nav-link{padding:8px 9px}.story-header .account-nav-state{font-size:9px}.player-heading-actions{flex-direction:column;align-items:flex-end;gap:3px}.player-heading-actions .quiet-button{padding:3px 0}}
.reader-toolbar,.reader-controls{flex-wrap:wrap}.fullscreen-button{margin-left:auto}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}}