*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;color:var(--td-text);background:var(--td-white);font:16px/1.75 "Noto Sans SC","Microsoft YaHei",sans-serif;-webkit-font-smoothing:antialiased}
body.td-nav-open{overflow:hidden}
a{color:inherit;text-decoration:none}
img{max-width:100%;height:auto}
button,input,select,textarea{font:inherit}
h1,h2,h3,h4,p,ul,ol{margin-top:0}
.td-container,.wrap,.w{width:min(var(--td-container),calc(100% - 48px));margin-inline:auto}
.td-section{padding:82px 0}
.td-section--soft{background:var(--td-soft)}
.td-section-head{max-width:760px;margin:0 auto 42px;text-align:center}
.td-section-head h2{margin-bottom:12px;color:var(--td-navy);font-size:38px;line-height:1.3}
.td-section-head p{margin:0;color:var(--td-muted);font-size:18px}
.td-eyebrow{display:inline-flex;align-items:center;gap:8px;margin-bottom:16px;color:var(--td-blue);font-size:13px;font-weight:700;letter-spacing:.12em;text-transform:uppercase}
.td-eyebrow:before{width:28px;height:2px;background:currentColor;content:""}
.td-button{display:inline-flex;min-height:48px;align-items:center;justify-content:center;padding:0 25px;border:1px solid transparent;border-radius:7px;background:var(--td-blue);color:#fff;font-weight:700;transition:.2s ease}
.td-button:hover{background:var(--td-blue-strong);transform:translateY(-1px)}
.td-button--outline{border-color:rgba(255,255,255,.65);background:transparent}
.td-button--light{background:#fff;color:var(--td-blue)}
.td-grid{display:grid;gap:24px}
.td-grid--3{grid-template-columns:repeat(3,minmax(0,1fr))}
.td-grid--4{grid-template-columns:repeat(4,minmax(0,1fr))}
.td-card{padding:30px;border:1px solid var(--td-line);border-radius:var(--td-radius);background:#fff;transition:.25s ease}
.td-card:hover{border-color:#b9d2ef;box-shadow:var(--td-shadow);transform:translateY(-3px)}
.td-card h3{margin-bottom:10px;color:var(--td-navy);font-size:21px;line-height:1.45}
.td-card p{margin:0;color:var(--td-muted)}
.td-page-shell{padding:58px 0 86px}
.td-layout{display:grid;grid-template-columns:260px minmax(0,1fr);gap:46px;align-items:start}
.td-content{min-width:0}
.td-content--reading{max-width:var(--td-reading)}
.td-content h1{color:var(--td-navy);font-size:36px;line-height:1.35}
.td-content h2,.td-richtext h2{margin:34px 0 14px;color:var(--td-navy);font-size:27px;line-height:1.45}
.td-content h3,.td-richtext h3{margin:26px 0 10px;color:var(--td-navy);font-size:21px}
.td-content p,.td-content li,.td-richtext p,.td-richtext li{line-height:1.95}
.td-content table,.td-richtext table{width:100%;border-collapse:collapse}
.td-content th,.td-content td,.td-richtext th,.td-richtext td{padding:12px;border:1px solid var(--td-line);text-align:left}
.td-content blockquote,.td-richtext blockquote{margin:24px 0;padding:18px 22px;border-left:4px solid var(--td-blue);background:var(--td-soft)}
.td-content a,.td-richtext a{color:var(--td-blue);text-decoration:underline;text-underline-offset:4px}
.td-content img,.td-richtext img{display:block;margin:22px auto;border-radius:10px}