*{margin:0;padding:0;box-sizing:border-box}body{font-family:'Microsoft YaHei',sans-serif;background:#f0f5f8;color:#2e3a42;line-height:1.75}
a{color:#0e5a7c;text-decoration:none}a:hover{text-decoration:underline}
.dya1--wrap{max-width:1080px;margin:0 auto;padding:0 20px}
.dya1--header{background:#ffffff}
.dya1--topbar{background:#146a8c;color:#dff0f7;font-size:13px;padding:6px 0}
.dya1--topbar .dya1--wrap{display:flex;justify-content:space-between}
.dya1--brandbar{padding:16px 0;border-bottom:3px solid #e8871e}
.dya1--brandbar .dya1--wrap{display:flex;justify-content:space-between;align-items:center}
.dya1--logo{font-size:23px;font-weight:800;color:#0d4a66}
.dya1--logo small{display:block;font-size:12px;color:#7f96a2;font-weight:400}
.dya1--domain{font-size:13px;color:#e8871e;background:#fdf6ec;border:1px solid #f3d9b6;padding:4px 12px;border-radius:6px;font-family:Consolas,monospace}
.dya1--nav{background:#0d3b4f}
.dya1--nav .dya1--wrap{display:flex;flex-wrap:wrap}
.dya1--nav a{color:#cfe5ef;padding:11px 16px;font-size:15px;display:block;border-radius:6px;margin:4px 2px}
.dya1--nav a:hover{background:#155a7c;text-decoration:none}
.dya1--nav a.dya1--on{background:#e8871e;color:#ffffff;font-weight:700}
.dya1--breadcrumb{background:#f8fbfd;border-bottom:1px dashed #d5e4ec;font-size:13px;color:#7f96a2}
.dya1--breadcrumb .dya1--wrap{padding:8px 20px}
.dya1--breadcrumb a{color:#0e5a7c}
.dya1--hero{background:linear-gradient(135deg,#0d4a66,#1a7ea6);padding:34px 0}
.dya1--hero .dya1--wrap{display:flex;gap:28px;align-items:center}
.dya1--hero-txt{flex:1}
.dya1--hero h1{color:#f2fafd;font-size:29px;margin-bottom:12px}
.dya1--hero p{color:#cfe5ef;font-size:15px}
.dya1--meta{color:#9fc4d6;font-size:13px;margin-top:12px}
.dya1--hero-card{flex:0 0 300px;background:#ffffff;border-radius:10px;border-top:5px solid #e8871e;padding:16px 18px;box-shadow:0 8px 24px rgba(13,59,79,.28)}
.dya1--hero-card li{list-style:none;border-bottom:1px dashed #dbe7ee;padding:7px 0;font-size:13px}
.dya1--hero-card li:last-child{border-bottom:0}
.dya1--hero-card b{color:#e8871e;display:block;font-size:14px}
.dya1--hero-card span{color:#5d707b}
.dya1--heroimg{text-align:center;margin:22px auto 0;max-width:1080px;padding:0 20px}
.dya1--heroimg img{width:100%;height:auto;border-radius:10px;box-shadow:0 6px 18px rgba(13,74,102,.15)}
.dya1--main{display:block;padding:28px 0 10px}
.dya1--article{background:#ffffff;border-radius:12px;padding:30px 34px;box-shadow:0 2px 10px rgba(13,74,102,.07)}
.dya1--keypoints{background:#fdf6ec;border-left:4px solid #e8871e;border-radius:8px;padding:14px 18px;margin-bottom:22px}
.dya1--keypoints b{color:#b76a12;font-size:15px}
.dya1--keypoints ul{margin-top:8px;columns:2}
.dya1--keypoints li{list-style:none;color:#6d5a3a;font-size:14px;padding:3px 0}
.dya1--keypoints li:before{content:'► ';color:#e8871e}
.dya1--sec{margin:22px 0}
.dya1--sec h2{font-size:20px;color:#0d4a66;padding-left:16px;position:relative;margin-bottom:12px;border-bottom:2px solid #d5e4ec;padding-bottom:8px}
.dya1--sec h2:before{content:'';position:absolute;left:0;top:6px;width:8px;height:8px;border-radius:50%;background:#e8871e}
.dya1--sec p{margin:10px 0;font-size:15.5px;text-align:justify}
.dya1--geo{background:#eef6fa;border:1px solid #d3e6ef;border-radius:8px;padding:16px 18px;margin:24px 0}
.dya1--geo h2{color:#0d4a66;font-size:17px;margin-bottom:8px;border:0;padding:0}
.dya1--geo p{font-size:14.5px;color:#3d5562;margin:0}
.dya1--relqa{margin:22px 0;padding-top:6px}
.dya1--relqa h2{font-size:19px;color:#0d4a66;border-bottom:2px solid #c2d7e2;padding-bottom:8px;margin-bottom:12px}
.dya1--relqa h3{font-size:15.5px;color:#b76a12;margin:12px 0 4px}
.dya1--relqa p{font-size:14.5px;color:#566a75;margin:0 0 6px}
.dya1--related{margin:22px 0}
.dya1--related h2{font-size:19px;color:#0d4a66;border-bottom:2px solid #e8871e;padding-bottom:8px;margin-bottom:12px}
.dya1--related li{list-style:none;margin:6px 0}
.dya1--related a{display:inline-block;background:#f0f6fa;border:1px solid #d5e4ec;border-radius:18px;padding:5px 16px;font-size:14px}
.dya1--hint{background:#fdf8e7;border:1px dashed #c9a23a;border-radius:8px;padding:12px 16px;font-size:14px;color:#6b5a1e;margin:18px 0}
.dya1--cardgrid{display:flex;gap:16px;flex-wrap:wrap}
.dya1--card{flex:1;min-width:200px;background:#f7fbfd;border:1px solid #dde9ef;border-radius:10px;padding:16px;text-align:center}
.dya1--card h3{color:#0d4a66;font-size:16px;margin-bottom:6px}
.dya1--card p{font-size:13.5px;color:#5d707b;margin:0}
.dya1--badges{display:flex;gap:14px;flex-wrap:wrap}
.dya1--badge{flex:1;min-width:170px;background:#f0f6fa;border-radius:8px;padding:14px 16px;text-align:center}
.dya1--badge b{display:block;color:#0e5a7c;font-size:15px}
.dya1--badge span{font-size:13px;color:#5d707b}
.dya1--steps{counter-reset:step;list-style:none}
.dya1--steps li{position:relative;padding:8px 0 8px 44px;font-size:15px;color:#475862}
.dya1--steps li:before{counter-increment:step;content:counter(step);position:absolute;left:0;top:6px;width:30px;height:30px;line-height:30px;text-align:center;background:#146a8c;color:#fff;border-radius:6px;font-size:14px}
.dya1--sec details{background:#f7fbfd;border:1px solid #dde9ef;border-radius:8px;padding:10px 16px;margin:8px 0}
.dya1--sec summary{color:#0e5a7c;font-weight:700;font-size:15px;cursor:pointer}
.dya1--sec details p{font-size:14.5px;color:#566a75;margin-top:6px}
.dya1--tags{display:flex;flex-wrap:wrap;gap:8px}
.dya1--tags a{display:inline-block;background:#f0f6fa;border:1px solid #d5e4ec;border-radius:16px;padding:5px 14px;font-size:13.5px}
.dya1--latest{list-style:none}
.dya1--latest li{padding:8px 0;border-bottom:1px dashed #dbe7ee;font-size:14.5px}
.dya1--latest time{color:#e8871e;margin-right:10px;font-size:13px}
.dya1--footer{background:#0b2b38;color:#a9c4d2;margin-top:34px;padding:30px 0 0}
.dya1--footer .dya1--wrap{display:flex;gap:30px;flex-wrap:wrap}
.dya1--footer .dya1--wrap>div{flex:1;min-width:230px}
.dya1--footer h4{color:#e6f2f8;font-size:15px;margin-bottom:10px;border-left:3px solid #e8871e;padding-left:8px}
.dya1--footer p{font-size:13px;line-height:1.8}
.dya1--footer a{color:#a9c4d2;display:block;font-size:13px;padding:3px 0}
.dya1--footer a:hover{color:#ffffff}
.dya1--copy{text-align:center;font-size:12.5px;color:#6d8a99;border-top:1px solid #143a49;margin-top:22px;padding:12px 0}
.dya1--404{min-height:60vh;display:flex;align-items:center;justify-content:center;background:#f0f5f8}
.dya1--404box{text-align:center;background:#fff;border-radius:10px;padding:40px 50px;box-shadow:0 6px 18px rgba(13,74,102,.12)}
.dya1--404box h1{font-size:56px;color:#146a8c;margin-bottom:10px}
.dya1--404box p{color:#5d707b;margin-bottom:18px}
.dya1--404btn{display:inline-block;background:#e8871e;color:#fff;border-radius:18px;padding:9px 24px}
@media(max-width:760px){.dya1--hero .dya1--wrap{flex-direction:column}.dya1--hero-card{flex:1 1 auto;width:100%}.dya1--article{padding:20px 16px}.dya1--keypoints ul{columns:1}}