:root{--forest:#133d32;--cream:#f3ead5;--paper:#fffaf0;--orange:#e8542c;--blue:#78b4c8;--ink:#1b2924;--muted:#61716b;--line:#9a9d8d;--serif:"Songti SC","STSong","SimSun",serif;--sans:"Microsoft YaHei","PingFang SC",sans-serif}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--cream);color:var(--ink);font:16px/1.78 var(--sans);background-image:radial-gradient(rgba(19,61,50,.09) .8px,transparent .8px);background-size:8px 8px}a{color:inherit}.skip{position:fixed;top:-70px;left:15px;background:white;padding:10px;z-index:99}.skip:focus{top:15px}.mast{min-height:104px;padding:15px max(4vw,28px);display:flex;align-items:center;justify-content:space-between;background:var(--forest);color:white;border-bottom:7px solid var(--orange);position:relative;z-index:10}.brand{display:flex;align-items:center;gap:13px;text-decoration:none}.brand>span{width:55px;height:55px;border-radius:50%;display:grid;place-items:center;background:var(--orange);font:900 18px Georgia}.brand>b{display:grid;font:700 22px var(--serif)}.brand small{font:10px var(--sans);letter-spacing:.13em;color:#c6d8d1}.mast nav{display:flex;gap:22px;font-size:13px}.menu{display:none;background:var(--cream);border:0;padding:8px 12px}.home-hero{min-height:640px;padding:90px max(6vw,45px);display:grid;grid-template-columns:1.2fr .55fr;gap:7vw;align-items:center;background:linear-gradient(120deg,var(--cream) 0 67%,var(--blue) 67%);border-bottom:2px solid var(--forest)}.kicker,.route-board header span,.latest header span,.topic-head>span,.story small,.static header span{font:800 11px ui-monospace,monospace;letter-spacing:.16em;color:var(--orange)}.home-hero h1{font:700 clamp(52px,7vw,92px)/1.06 var(--serif);letter-spacing:-.05em;margin:22px 0}.home-hero h1 em{font-style:normal;color:var(--forest)}.home-hero>div>p:not(.kicker){font-size:19px;max-width:720px}.home-hero>div>div{display:flex;gap:10px;margin-top:30px}.home-hero>div>div a{padding:11px 16px;border:2px solid var(--forest);text-decoration:none;font-weight:800}.home-hero>div>div a:first-child{background:var(--forest);color:white}.home-hero aside{background:var(--paper);border:2px solid var(--forest);padding:26px;box-shadow:13px 13px 0 var(--orange);transform:rotate(1deg)}.home-hero aside>b{font:700 22px var(--serif)}.home-hero ol{padding-left:22px}.home-hero li{padding:8px 0;border-bottom:1px dashed var(--line)}.route-board,.latest{padding:75px max(5vw,36px)}.route-board>header,.latest>header{display:grid;grid-template-columns:170px 1fr 1fr;align-items:end;border-bottom:3px solid var(--forest)}.route-board h2,.latest h2{font:700 40px var(--serif);margin:0 0 12px}.route-board header p{margin:0 0 12px;color:var(--muted)}.route-board>div{display:grid;grid-template-columns:repeat(5,1fr);border:1px solid var(--forest);background:var(--paper)}.route-board>div>a{min-height:285px;padding:22px;display:flex;flex-direction:column;text-decoration:none;border-right:1px solid var(--forest)}.route-board>div>a:last-child{border:0}.route-board small{font:800 10px ui-monospace,monospace;color:var(--orange)}.route-board h3{font:700 26px var(--serif)}.route-board p{font-size:13px;color:var(--muted)}.route-board b{margin-top:auto}.latest{background:var(--forest);color:white}.latest>header{border-color:white}.latest>div,.related>div{display:grid;grid-template-columns:repeat(4,1fr);gap:1px;background:var(--line);border:1px solid var(--line)}.answer-card{padding:24px;background:var(--paper);color:var(--ink);min-height:330px;display:flex;flex-direction:column}.answer-card>span{font:800 10px ui-monospace,monospace;color:var(--orange)}.answer-card h2{font:700 23px/1.45 var(--serif)}.answer-card h2 a{text-decoration:none}.answer-card p{color:var(--muted);font-size:14px}.answer-card>a{margin-top:auto;font-weight:800;color:var(--forest)}.promise{padding:38px max(7vw,50px);display:grid;grid-template-columns:180px 1fr auto;gap:35px;align-items:center;background:var(--orange);color:white}.promise b{font:700 24px var(--serif)}.promise a{border:1px solid white;padding:8px 13px}.topic-head{padding:85px max(7vw,50px) 60px;background:var(--blue);display:grid;grid-template-columns:1fr 340px;gap:35px}.topic-head>span{grid-column:1/-1}.topic-head h1{font:700 clamp(60px,8vw,100px)/1 var(--serif);margin:0}.topic-head p{font-size:19px}.topic-head>b{grid-column:2;font:700 24px var(--serif)}.topic-list{padding:50px max(7vw,50px);display:grid;grid-template-columns:1fr 1fr;gap:18px}.topic-list .answer-card{border:2px solid var(--forest);box-shadow:8px 8px 0 var(--blue)}.topic-nav{padding:0 max(7vw,50px) 70px;display:flex;gap:9px;flex-wrap:wrap}.topic-nav a{padding:8px 12px;border:1px solid var(--forest);text-decoration:none}.topic-nav .active{background:var(--forest);color:white}.story>header{padding:72px max(7vw,50px) 55px;background:var(--paper);border-bottom:4px solid var(--orange)}.story>header p{font-size:13px;color:var(--muted)}.story>header h1{font:700 clamp(43px,6vw,78px)/1.15 var(--serif);max-width:1200px;margin:20px 0}.story>header strong{display:block;max-width:900px;font-size:19px;font-weight:500}.story-shell{display:grid;grid-template-columns:230px minmax(0,850px);gap:6vw;padding:55px max(6vw,40px);align-items:start}.story-shell>aside{position:sticky;top:20px;border:2px solid var(--forest);background:var(--blue);padding:20px;transform:rotate(-1deg)}.story-shell>aside span{font-weight:900}.story-shell>aside ol{padding-left:22px}.story-shell>aside li{padding:5px}.story-body>section{padding:15px 0 35px;border-bottom:1px solid var(--line)}.story-body h2{font:700 31px/1.35 var(--serif)}.story-body p{font-size:17px;line-height:2}.factor{display:grid;grid-template-columns:1fr 1fr;gap:8px;list-style:none;padding:0}.factor li{padding:13px;background:var(--paper);border-left:5px solid var(--orange)}.steps{list-style:none;padding:0;border-top:2px solid var(--forest)}.steps li{display:grid;grid-template-columns:55px 1fr;border-bottom:1px dashed var(--line);padding:14px 4px}.steps b{font:900 15px ui-monospace,monospace;color:var(--orange)}.steps p{margin:0}.read-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:10px}.read-grid p{margin:0;padding:15px;background:var(--blue);font-size:14px}.case{background:var(--paper);padding-inline:25px!important;border:2px solid var(--forest)!important;box-shadow:10px 10px 0 var(--orange)}.finish{border-left:10px solid var(--blue);padding-left:24px!important}.faq details{border-top:1px solid var(--forest);padding:14px}.faq summary{font-weight:800;cursor:pointer}.related{padding:60px max(5vw,36px);background:var(--blue)}.related h2{font:700 36px var(--serif)}.related>div{grid-template-columns:repeat(3,1fr)}.static{max-width:1050px;margin:auto;padding:75px 25px;min-height:720px}.static>header{border-bottom:5px solid var(--forest)}.static h1{font:700 clamp(45px,6vw,75px)/1.15 var(--serif)}.static header p{font-size:19px}.static>div{font-size:18px;padding:30px 0}.static h2{font:700 30px var(--serif);margin-top:36px}.static li{padding:8px}.static dl{display:grid;grid-template-columns:150px 1fr;border-top:1px solid var(--forest)}.static dt,.static dd{margin:0;padding:12px;border-bottom:1px solid var(--line)}.missing{text-align:center;padding:100px 25px}.missing>b{font:900 100px Georgia;color:var(--orange)}.foot{padding:45px max(5vw,36px);background:var(--forest);color:white;display:grid;grid-template-columns:1fr auto;gap:25px}.foot b{font:700 24px var(--serif)}.foot p{color:#c4d4ce}.foot nav{display:flex;gap:16px;flex-wrap:wrap}.foot small{grid-column:1/-1;border-top:1px solid #4d7065;padding-top:18px}@media(max-width:1000px){.mast{flex-wrap:wrap}.menu{display:block}.mast nav{display:none;width:100%;padding-top:18px;flex-direction:column}.mast nav.open{display:flex}.home-hero{grid-template-columns:1fr;background:var(--cream)}.route-board>div{grid-template-columns:1fr 1fr}.route-board>div>a{border-bottom:1px solid var(--forest)}.latest>div{grid-template-columns:1fr 1fr}.story-shell{grid-template-columns:1fr}.story-shell>aside{position:relative}.route-board>header,.latest>header{grid-template-columns:1fr}.topic-head{grid-template-columns:1fr}.topic-head>b{grid-column:1}}@media(max-width:620px){.mast{min-height:82px}.brand>b{font-size:18px}.home-hero,.route-board,.latest,.topic-head,.topic-list,.story>header,.story-shell,.related{padding-left:18px;padding-right:18px}.home-hero h1{font-size:47px}.home-hero>div>div{flex-direction:column}.route-board>div,.latest>div,.topic-list,.related>div,.factor{grid-template-columns:1fr}.route-board>div>a{min-height:auto;border-right:0}.promise{grid-template-columns:1fr}.read-grid{grid-template-columns:1fr}.story>header h1{font-size:40px}.foot{grid-template-columns:1fr}.foot nav{flex-direction:column}}