:root{--bg:#f4f6f8;--soft:#f7f8fa;--line:#e1e4e8;--text:#1f2328;--muted:#6b7280;--blue:#2568d9;font-family:"Segoe UI Variable","Yu Gothic UI",system-ui,sans-serif;color:var(--text)}*{box-sizing:border-box}html,body{margin:0;font-size:16px;background:var(--bg)}a{color:inherit;text-decoration:none}.app-shell{height:100vh;display:grid;grid-template-columns:82px 330px minmax(0,1fr);overflow:hidden;transition:grid-template-columns .2s ease}.app-shell.nav-expanded{grid-template-columns:240px 330px minmax(0,1fr)}.category-pane,.list-pane{border-right:1px solid var(--line);min-width:0}.category-pane{padding:22px 8px 16px;background:#eef1f4;display:flex;flex-direction:column;overflow:hidden}.brand{height:65px;padding:0 14px;display:flex;align-items:center;gap:12px;white-space:nowrap}.logo{width:38px;height:38px;border-radius:12px;background:var(--blue);color:#fff;display:grid;place-items:center;font-weight:700;flex:none}.brand div,.category span,.category-pane footer{width:0;opacity:0;visibility:hidden;overflow:hidden;transition:opacity .12s ease}.nav-expanded .brand div,.nav-expanded .category span,.nav-expanded .category-pane footer{width:auto;opacity:1;visibility:visible;overflow:visible;transition-delay:.08s}.brand strong,.brand small{display:block}.brand small{font-size:.72rem;color:var(--muted)}#categoryNav{display:grid;gap:4px;margin-top:18px}.category{min-height:58px;padding:9px 11px;border-radius:10px;display:flex;align-items:center;justify-content:center;gap:12px;color:#59616c;white-space:nowrap}.nav-expanded .category{justify-content:flex-start}.category:hover{background:#f9fafb}.category.active{background:#fff;color:#1d5db9}.category b{width:26px;text-align:center;flex:none}.category strong,.category small{display:block}.category strong{font-size:.9rem}.category small{font-size:.7rem;color:#8a919b}.category-pane footer{margin:auto 10px 0;color:#8c949d;font-size:.72rem;white-space:nowrap}
.list-pane{background:var(--soft);display:flex;flex-direction:column}.list-head{height:105px;padding:24px 22px 16px;border-bottom:1px solid var(--line);display:flex;justify-content:space-between;align-items:flex-end}.list-head small{font-size:.7rem;color:var(--muted)}.list-head h1{font-size:1.35rem;margin:4px 0 0}.list-head>span{font-size:.7rem;color:#8c939d}.article-list{padding:10px;overflow:auto}.article-link{position:relative;display:block;min-height:105px;padding:17px 18px;border-radius:11px;margin-bottom:5px}.article-link:hover{background:#fff}.article-link.active{background:#e9edf2}.article-link.active:before{content:"";position:absolute;left:0;top:17px;bottom:17px;width:3px;border-radius:3px;background:var(--blue)}.article-link strong{display:block;font-size:.92rem}.article-link p{margin:5px 0 12px;font-size:.76rem;color:var(--muted);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.article-link time{font-size:.68rem;color:#969da6}
.reader-pane{background:#fff;overflow:auto;min-width:0}.reader-head{height:64px;padding:0 34px;border-bottom:1px solid var(--line);position:sticky;top:0;z-index:2;background:rgba(255,255,255,.94);display:flex;align-items:center;color:#7c838c;font-size:.75rem}.reader-head button{display:none;border:0;background:transparent;color:#376da9;font:inherit;padding:8px 0}.article-content{max-width:820px;margin:0 auto;padding:68px 54px 120px}.article-title{padding-bottom:30px;border-bottom:1px solid var(--line)}.article-title>span{font-size:.75rem;color:#3970b6}.article-title h1{font-size:clamp(2rem,4vw,3.5rem);line-height:1.15;letter-spacing:-.045em;margin:14px 0 22px}.article-title time{font-size:.75rem;color:#8b929b}.article-body{padding-top:36px;line-height:2;color:#343940}.article-body .lead{font-size:1.12rem;line-height:1.9;margin:0 0 48px}.article-body h2{font-size:1.28rem;margin:52px 0 18px}.article-body p{margin:0 0 24px}.article-body li{margin:8px 0}.article-body figure{margin:40px 0}.article-body figure img{display:block;width:100%;aspect-ratio:16/9;object-fit:cover;border-radius:12px}.article-body figcaption{margin-top:8px;font-size:.72rem;color:#8b929a}.note{display:block;margin:35px 0;padding:20px;border-left:3px solid #6c9bd8;background:#f3f6fa}.x-profile{padding:14px 16px;border:1px solid var(--line);border-radius:10px;display:flex;justify-content:space-between;align-items:center}.x-profile a{font-size:.78rem;color:var(--blue)}.twitter-timeline{display:block;padding:25px;color:var(--muted)}
@media(max-width:1050px) and (min-width:761px){.app-shell{grid-template-columns:82px 300px minmax(0,1fr)}.app-shell.nav-expanded{grid-template-columns:210px 300px minmax(0,1fr)}.category small{display:none}.article-content{padding-inline:38px}}
@media(max-width:760px){.app-shell,.app-shell.nav-expanded{grid-template-columns:82px minmax(0,1fr);height:100dvh}.category-pane{padding:14px 8px}.brand{height:54px;padding:0;justify-content:center}.brand div,.category span,.category-pane footer{display:none}#categoryNav{margin-top:12px}.category,.nav-expanded .category{padding:8px 3px;min-height:55px;display:grid;justify-items:center;gap:2px}.category b{font-size:1rem}.list-pane{border:0}.list-head{height:92px;padding:18px}.article-link{min-height:96px;padding:15px}.reader-pane{position:fixed;inset:0;z-index:10;transform:translateX(100%);transition:.22s}.show-reader .reader-pane{transform:none}.reader-head{height:58px;padding:0 20px}.reader-head span{display:none}.reader-head button{display:block}.article-content{padding:40px 22px 90px}.article-title h1{font-size:2.25rem}.article-body figure{margin-inline:-22px}.article-body figure img{border-radius:0}}
@media(prefers-reduced-motion:reduce){*{transition:none!important}}