*{box-sizing:border-box;margin:0;padding:0}
body{font-family:-apple-system,"PingFang SC","Microsoft YaHei",sans-serif;background:linear-gradient(160deg,#0b0f1e,#1a2142);min-height:100vh;display:flex;align-items:center;justify-content:center;padding:28px}
.wrap{width:100%;max-width:620px}
.card{background:#fff;border-radius:18px;box-shadow:0 24px 80px rgba(0,0,0,.4);padding:34px 38px}
.brand{display:flex;align-items:center;gap:12px;margin-bottom:24px}
.brand .mark{width:46px;height:46px;border-radius:12px;background:linear-gradient(135deg,#4f6ef7,#7b5cf0);color:#fff;font-size:21px;display:flex;align-items:center;justify-content:center}
.brand b{font-size:18px;display:block;color:#14172b}
.brand i{font-style:normal;font-size:12px;color:#8a93a3}
.steps{display:flex;align-items:center;margin-bottom:26px}
.st{display:flex;align-items:center;gap:6px;font-size:12px;color:#98a0b8;white-space:nowrap}
.st i{width:22px;height:22px;border-radius:50%;border:1.5px solid #d5d9e3;display:flex;align-items:center;justify-content:center;font-style:normal;font-size:11px;color:#98a0b8}
.st.cur{color:#4f6ef7;font-weight:600}
.st.cur i{border-color:#4f6ef7;color:#4f6ef7}
.st.done i{border-color:#22c55e;background:#22c55e;color:#fff;border:none}
.st-line{flex:1;height:1px;background:#e8eaf1;margin:0 8px;min-width:12px}
h2.pt{font-size:17px;color:#14172b;margin-bottom:16px}
.dim{font-size:12.5px;color:#8a93a3;line-height:1.8}
code{background:#f3f4f8;border-radius:5px;padding:1px 7px;font-size:12px;color:#d97a00}
.check{display:flex;align-items:center;gap:10px;padding:10px 2px;border-bottom:1px dashed #eef0f4;font-size:14px;color:#222}
.check .dim{margin-left:auto}
.check .ok,.check .bad{width:24px;height:24px;border-radius:50%;display:flex;align-items:center;justify-content:center;color:#fff;font-size:13px;flex-shrink:0}
.check .ok{background:#22c55e}.check .bad{background:#ff4d4f}
.error{background:#fff1f0;border:1px solid #ffccc7;color:#cf1322;border-radius:9px;padding:10px 14px;font-size:13px;margin-bottom:14px}
.btns{display:flex;gap:12px;margin-top:10px;justify-content:center}
.btn{display:inline-flex;align-items:center;justify-content:center;border-radius:10px;font-size:14px;padding:10px 24px;cursor:pointer;text-decoration:none;border:1px solid transparent;transition:.15s}
.btn.primary{background:linear-gradient(135deg,#4f6ef7,#7b5cf0);color:#fff;box-shadow:0 6px 20px rgba(79,110,247,.35)}
.btn.primary:hover{transform:translateY(-1px)}
.btn.ghost{color:#5b6478;border-color:#dfe3ec}
.btn.big{width:100%;padding:13px;font-size:15px;margin-top:22px}
.seg{display:flex;gap:10px;margin-bottom:20px}
.seg label{flex:1;border:1.5px solid #e3e7ee;border-radius:10px;padding:12px;display:flex;gap:8px;align-items:center;font-size:14px;cursor:pointer;color:#5b6478}
.seg label:has(input:checked){border-color:#4f6ef7;background:#f2f4ff;color:#2b3245}
.row{margin-bottom:14px}
.row label{display:block;font-size:13px;color:#5b6478;margin-bottom:6px}
.row input{width:100%;border:1px solid #e3e7ee;border-radius:9px;padding:11px 13px;font-size:14px;outline:none}
.row input:focus{border-color:#4f6ef7;box-shadow:0 0 0 3px rgba(79,110,247,.12)}
.row.half{display:grid;grid-template-columns:1fr 1fr;gap:12px}
.done-box{text-align:center;padding:12px 0 4px}
.done-ico{width:64px;height:64px;border-radius:50%;background:linear-gradient(135deg,#22c55e,#16a34a);color:#fff;font-size:30px;display:flex;align-items:center;justify-content:center;margin:0 auto 16px}
.done-box h2{font-size:20px;color:#14172b;margin-bottom:10px}
.next{text-align:left;background:#f7f8fc;border-radius:12px;padding:16px 18px;margin:18px 0 8px}
.next-item{font-size:13.5px;color:#3c4458;padding:5px 0}
.next-item b{color:#4f6ef7;margin-right:6px}
.foot{text-align:center;color:rgba(255,255,255,.4);font-size:12px;margin-top:22px}