:root{--navy:#0d2038;--blue:#1b5a8f;--cyan:#36b7c9;--paper:#f3f7fa;--white:#fff;--ink:#142238;--muted:#65758a;--line:#dce6ee;--green:#178662;--red:#b9363e;--shadow:0 22px 58px rgba(13,32,56,.1)}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--paper);color:var(--ink);font-family:"Microsoft YaHei","PingFang SC",sans-serif;line-height:1.7}.topbar{height:74px;padding:0 clamp(22px,6vw,86px);display:flex;align-items:center;justify-content:space-between;background:var(--navy);color:#fff}.brand{display:flex;align-items:center;gap:12px;color:inherit;text-decoration:none}.brand span{display:grid;place-items:center;width:38px;height:38px;border:1px solid #7ed8e3;color:#7ed8e3;font-size:13px;font-weight:700}.brand strong{font-size:17px}.back{color:#d4e2ee;text-decoration:none;font-size:14px}.back:hover{color:#fff}.hero{padding:clamp(68px,9vw,120px) clamp(22px,8vw,130px) 78px;color:#fff;background:radial-gradient(circle at 82% 15%,rgba(54,183,201,.26),transparent 30%),linear-gradient(128deg,#0b1c31,#133b5d)}.eyebrow{margin:0 0 14px;color:#60cfda;font-weight:700;font-size:12px;letter-spacing:.18em}.hero h1{max-width:900px;margin:0;font-family:STSong,SimSun,serif;font-weight:500;font-size:clamp(38px,6vw,72px);line-height:1.18}.intro{max-width:780px;margin:25px 0;color:#d4e3ed;font-size:17px}.status-row{display:flex;flex-wrap:wrap;gap:16px 28px;color:#c3d5e2;font-size:13px}.status-row span{display:flex;align-items:center;gap:8px}.status-row i{width:7px;height:7px;border-radius:50%;background:#5dd4b1;box-shadow:0 0 0 5px rgba(93,212,177,.1)}main{min-height:calc(100vh - 150px)}.cards{max-width:1160px;margin:-38px auto 0;padding:0 22px;display:grid;grid-template-columns:1fr 1fr;gap:22px;position:relative}.card{min-width:0;padding:38px;background:#fff;border:1px solid var(--line);box-shadow:var(--shadow);position:relative}.step{position:absolute;right:30px;top:24px;color:#e3ebf1;font:700 58px/1 Georgia,serif}.label{margin:0;color:var(--blue);font-size:12px;font-weight:700;letter-spacing:.16em}.card h2{position:relative;margin:8px 0 12px;font-family:STSong,SimSun,serif;font-size:34px;font-weight:500}.card>p:not(.label):not(.message){position:relative;color:var(--muted);min-height:54px}.card dl{margin:25px 0}.card dl div{display:flex;justify-content:space-between;gap:16px;padding:10px 0;border-bottom:1px solid var(--line)}dt{color:var(--muted);font-size:13px}dd{margin:0;text-align:right}.verified{color:var(--green);font-weight:700}code{font-size:12px}.button{display:flex;width:100%;min-height:50px;align-items:center;justify-content:center;border:0;text-decoration:none;font:700 15px inherit;cursor:pointer;transition:.2s}.primary{background:var(--navy);color:#fff}.accent{margin-top:17px;background:var(--cyan);color:#08283b}.button:hover{filter:brightness(1.08);transform:translateY(-1px)}.network-id{display:flex;justify-content:space-between;gap:14px;padding:13px 15px;margin:21px 0;background:#eef5f8;border-left:3px solid var(--cyan)}.network-id span{color:var(--muted);font-size:13px}.network-id strong{letter-spacing:.04em}label{display:block;margin-bottom:7px;font-size:13px;font-weight:700}.password-row{display:flex;border:1px solid #bfcdd8;background:#fff}.password-row:focus-within{border-color:var(--blue);box-shadow:0 0 0 3px rgba(27,90,143,.1)}input{width:100%;min-width:0;border:0;padding:13px 14px;font:inherit;outline:0}.password-row button{border:0;border-left:1px solid var(--line);padding:0 16px;background:#f5f8fa;color:var(--blue);cursor:pointer}.message{min-height:25px!important;margin:12px 0 0;color:var(--muted)!important;font-size:13px}.message.error{color:var(--red)!important}.message.success{color:var(--green)!important}.guide{max-width:1116px;margin:76px auto;padding:0 22px;display:grid;grid-template-columns:.65fr 1.35fr;gap:58px}.guide h2{margin:0;font-family:STSong,SimSun,serif;font-size:40px;font-weight:500}.guide ol{list-style:none;margin:0;padding:0}.guide li{display:flex;gap:18px;padding:0 0 22px;margin-bottom:22px;border-bottom:1px solid var(--line)}.guide li>span{flex:0 0 34px;height:34px;display:grid;place-items:center;border-radius:50%;background:var(--navy);color:#fff}.guide strong{display:block;margin-bottom:3px}.guide p{margin:0;color:var(--muted);font-size:14px}.notice{max-width:1116px;margin:0 auto 76px;padding:24px 28px;border:1px solid #d5c08c;background:#fffaf0}.notice strong{color:#7b5b14}.notice p{margin:5px 0 0;color:#6e6553;font-size:14px}footer{display:flex;justify-content:space-between;gap:20px;padding:28px clamp(22px,6vw,86px);background:#091728;color:#8396a8;font-size:13px}@media(max-width:760px){.cards,.guide{grid-template-columns:1fr}.hero{padding-top:65px}.cards{margin-top:-24px}.card{padding:28px 22px}.step{font-size:44px}.guide{gap:20px;margin-top:56px}.topbar{height:66px}.brand strong{font-size:15px}.back{font-size:12px}footer{flex-direction:column}.status-row{display:grid}}