*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:24px}body{margin:0;background:#efeee9;color:#1d2d41;font:16px/1.85 Arial,"PingFang SC","Microsoft YaHei",sans-serif}a{color:inherit;text-underline-offset:5px;text-decoration-thickness:1px}a:hover{color:#2356bd}a:focus-visible{outline:3px solid #d48b20;outline-offset:5px}p{margin:0 0 1.15em}h1,h2,h3{margin:0;line-height:1.35;letter-spacing:-.03em}h1{font-size:clamp(34px,4vw,54px)}h2{font-size:26px}h3{font-size:20px}code{font-family:ui-monospace,monospace;overflow-wrap:anywhere;font-size:.94em}section,article,div,main{min-width:0}.cw-frame{max-width:1400px;margin:auto;display:grid;grid-template-columns:260px 1fr;min-height:100vh}.cw-rail{background:#153c85;color:#fff;padding:52px 35px;position:sticky;top:0;height:100vh}.cw-brand{display:block;text-decoration:none}.cw-brand strong{display:block;font-size:30px;letter-spacing:-1.3px}.cw-brand span{display:block;font-size:22px;margin-top:4px}.cw-brand:hover{color:white}.cw-edition{font-size:12px;color:#c9d7f1;margin-top:14px}.cw-rail nav{display:grid;gap:0;margin-top:56px}.cw-rail nav a,.cw-rail nav>span{padding:12px 0;border-bottom:1px solid #5572a7;text-decoration:none;font-size:14px}.cw-rail nav a:hover{color:#fff;text-decoration:underline}.cw-rail-note{font-size:12px;color:#c9d7f1;margin-top:65px}.cw-page{background:#fffefb;padding:0 58px}.cw-main{padding-bottom:54px}.cw-heading{padding:55px 0 35px}.cw-kicker{font-size:11px;font-weight:bold;letter-spacing:.13em;color:#456289;margin-bottom:19px}.cw-lead{font-size:17px;color:#596579;margin:24px 0 0;max-width:700px}.cw-addresses{border-top:4px solid #153c85;padding:25px 0 30px}.cw-section-head{display:flex;align-items:center;justify-content:space-between;gap:20px}.cw-section-head a{font-size:13px}.cw-addresses dl{margin:22px 0}.cw-addresses dl>div{padding:18px 0;border-bottom:1px solid #d8dfe6}.cw-addresses dt span{display:block;font-size:11px;color:#52657e;margin-bottom:7px}.cw-addresses dt code{font-size:clamp(19px,2.3vw,31px);font-weight:600;letter-spacing:-1px;color:#153c85}.cw-addresses dd{margin:9px 0 0;max-width:680px;font-size:14px;color:#647084}.cw-note{font-size:12px;color:#647084;margin:14px 0 0}.cw-account-block{display:grid;grid-template-columns:1fr 1fr;gap:30px;background:#eaf0f8;margin:0 -26px;padding:30px 26px}.cw-account-block p{font-size:14px}.cw-account-block .cw-kicker{font-size:11px}.cw-button{display:inline-block;background:#153c85;color:white;padding:11px 18px;text-decoration:none;font-weight:bold;font-size:14px}.cw-button:hover{background:#0b275c;color:white}.cw-trouble{padding:46px 0 24px}.cw-pair{display:grid;grid-template-columns:1fr 1fr;gap:30px;margin-top:24px}.cw-pair article{border-left:3px solid #bea06d;padding-left:19px}.cw-pair h3{font-size:20px;margin-bottom:12px}.cw-pair p{font-size:14px;color:#596579}.cw-pair a{font-size:13px}.cw-home-reading{padding-top:25px}.cw-reading-list{margin:15px 0}.cw-reading-item{text-decoration:none;display:grid;grid-template-columns:1fr;gap:15px;padding:23px 0;border-bottom:1px solid #d8dfe6}.cw-number{font:13px/2 ui-monospace,monospace;color:#7a654a}.cw-reading-item h3{font-size:20px}.cw-reading-item h3 a{text-decoration:none}.cw-reading-item h3 a:hover{text-decoration:underline}.cw-reading-item p{font-size:13px;color:#647084;margin:10px 0 0}.cw-all{display:inline-block;font-size:13px;margin-top:10px}.cw-footer{border-top:1px solid #bdc9d9;padding:25px 0 30px;display:flex;flex-wrap:wrap;justify-content:space-between;gap:15px}.cw-footer b{font-size:14px}.cw-footer nav{display:flex;gap:17px;font-size:12px}.cw-footer small{width:100%;font-size:10px;color:#65748a;overflow-wrap:anywhere}.cw-crumb{display:flex;gap:12px;padding-top:27px;font-size:12px;flex-wrap:wrap;color:#65748a}.cw-crumb+.cw-main .cw-heading{padding-top:28px}.cw-prose{max-width:740px}.cw-prose h2{margin:35px 0 16px;font-size:25px}.cw-prose p{font-size:16px}.cw-prose li{margin:14px 0}.cw-prose ol{padding-left:25px}.cw-factlist{margin:24px 0}.cw-factlist>div{border-top:1px solid #c5cfdd;padding:20px 0}.cw-factlist dt{font-weight:bold;color:#153c85}.cw-factlist dd{margin:10px 0 0;color:#4f6076}.cw-callout{background:#eaf0f8;padding:1px 24px 12px}.cw-sources{border-top:1px solid #c5cfdd;padding-top:5px;margin-top:38px;color:#65748a}.cw-sources h2{font-size:16px;margin:20px 0 12px}.cw-sources p{font-size:13px}.cw-date{font-size:12px;color:#738198;margin:18px 0 0}.cw-essay .cw-heading{border-bottom:1px solid #c5cfdd}.cw-essay h1{font-size:clamp(31px,3.5vw,44px)}.cw-index-note{margin-top:30px}.cw-skip{position:fixed;transform:translateY(-150%);top:10px;left:10px;background:white;padding:10px;z-index:9}.cw-skip:focus{transform:none}@media(max-width:1000px){.cw-frame{grid-template-columns:220px 1fr}.cw-rail{padding:40px 24px}.cw-page{padding:0 35px}}@media(max-width:700px){.cw-frame{display:block}.cw-rail{position:static;height:auto;padding:22px}.cw-brand{display:flex;align-items:baseline;gap:14px}.cw-brand strong{font-size:27px}.cw-brand span{font-size:18px;margin:0}.cw-edition{margin:5px 0 0}.cw-rail nav{display:flex;flex-wrap:wrap;gap:18px;margin-top:17px}.cw-rail nav a,.cw-rail nav>span{font-size:12px;padding:0;border:0}.cw-rail-note{display:none}.cw-page{padding:0 22px}.cw-heading{padding:32px 0 25px}h1{font-size:33px}.cw-lead{font-size:16px;margin-top:20px}.cw-section-head{display:block}.cw-section-head a{display:inline-block;margin-top:10px}h2{font-size:24px}.cw-addresses{padding-top:20px}.cw-addresses dt code{font-size:21px;letter-spacing:-.5px}.cw-addresses dd{font-size:13px}.cw-account-block{grid-template-columns:1fr;gap:14px;margin:0 -22px;padding:26px 22px}.cw-account-block h2 br{display:none}.cw-account-block .cw-kicker{margin-bottom:12px}.cw-pair{grid-template-columns:1fr;gap:24px}.cw-trouble{padding-top:30px}.cw-reading-item{grid-template-columns:1fr;gap:11px}.cw-reading-item h3{font-size:19px}.cw-reading-item p{font-size:13px}.cw-home-reading{padding-top:15px}.cw-footer{display:block}.cw-footer nav{margin:12px 0}.cw-footer small{display:block}.cw-crumb{padding-top:20px;gap:8px;font-size:11px}.cw-prose h2{font-size:23px}.cw-essay h1{font-size:30px}.cw-prose p{line-height:1.95}.cw-callout{padding-left:18px;padding-right:18px}}@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}}