:root{font-family:"Microsoft YaHei","PingFang SC","Noto Sans SC",sans-serif;color:#193c47;background:#edf1f5}*{box-sizing:border-box}body{min-height:100vh;margin:0;background:radial-gradient(circle at 12% 18%,#dbe9ee 0,transparent 35%),linear-gradient(145deg,#edf1f5,#f8f6f0)}button,input{font:inherit}.auth-layout{width:min(1120px,calc(100% - 36px));min-height:calc(100vh - 72px);margin:auto;display:grid;grid-template-columns:1.1fr minmax(350px,.8fr);align-items:center;gap:clamp(30px,8vw,110px)}.auth-intro{padding:55px 0}.auth-mark{display:grid;place-items:center;width:66px;height:66px;border-radius:18px;background:#1f5965;color:white;font-size:34px;box-shadow:0 16px 35px #2354632d}.auth-overline{display:block;margin-top:48px;color:#477984;font-size:11px;font-weight:800;letter-spacing:.3em}.auth-intro h1{margin:15px 0 19px;font:800 clamp(42px,5vw,72px)/1.18 "Microsoft YaHei","PingFang SC",sans-serif;letter-spacing:.06em}.auth-intro p{max-width:400px;color:#59727a;line-height:1.9;font-size:15px}.auth-trail{display:flex;gap:9px;margin-top:55px}.auth-trail span{width:28px;height:4px;border-radius:3px;background:#2b6873}.auth-trail span:nth-child(2){background:#93afb0}.auth-trail span:nth-child(3){background:#d0dbd6}.auth-card{padding:clamp(24px,4vw,42px);border:1px solid #dce5e4;border-radius:18px;background:#fffdfa;box-shadow:0 28px 65px #214f5b1a}.auth-kicker{font-size:11px;font-weight:800;letter-spacing:.18em;color:#56838a}.auth-card h2{margin:9px 0 4px;font-size:31px}.auth-description{margin:0 0 26px;color:#70838a;font-size:13px}.auth-card label{display:block;margin-top:17px;font-size:12px;font-weight:800;color:#365966}.auth-card input:not([type=checkbox]){display:block;width:100%;min-height:46px;margin-top:8px;padding:11px 13px;border:1px solid #c9d7d8;border-radius:7px;background:#fafdfb;color:#193c47;outline-color:#2e7884}.auth-card .remember-line{display:flex;align-items:center;gap:8px;font-weight:500}.remember-line input{accent-color:#245f6c;width:16px;height:16px}.auth-submit{display:flex;align-items:center;justify-content:space-between;width:100%;min-height:49px;margin-top:24px;padding:11px 17px;border:0;border-radius:7px;background:#205c68;color:#fff;font-weight:800;cursor:pointer}.auth-submit:disabled{opacity:.6}.auth-submit span{font-size:20px}.auth-error{min-height:1.2em;color:#a7463e;font-size:12px;font-weight:700}.auth-links{display:flex;justify-content:space-between;gap:8px;flex-wrap:wrap}.auth-links button{border:0;background:none;color:#376d77;font-size:12px;text-decoration:underline;cursor:pointer;padding:4px 0}.contact-help{margin:16px 0 0;padding:12px;border-radius:7px;background:#edf4f3;color:#395d66;font-size:12px}.contact-help a,.auth-footer a{color:#205c68}.auth-footer{text-align:center;padding:20px;color:#728b90;font-size:11px}@media(max-width:760px){.auth-layout{grid-template-columns:1fr;gap:10px;padding:30px 0}.auth-intro{padding:8px 5px}.auth-mark{width:48px;height:48px;font-size:25px}.auth-overline{margin-top:22px}.auth-intro h1{font-size:38px;margin:8px 0}.auth-intro p{margin:0;font-size:12px}.auth-trail{display:none}.auth-card{padding:25px}.auth-footer{padding:8px 20px 25px}}