:root{--ink:#172329;--muted:#718087;--line:#dfe6e8;--mint:#13b99b;--mint-dark:#087a69;--sidebar:#18272d}.auth-body{margin:0;min-height:100vh;background:#eef3f4;font-family:"Microsoft YaHei","PingFang SC",Arial,sans-serif;color:var(--ink);letter-spacing:0}.auth-shell{min-height:100vh;display:grid;grid-template-columns:minmax(360px,42%) minmax(520px,58%)}.auth-brand-panel{background:var(--sidebar);color:#fff;position:relative;overflow:hidden;padding:54px 64px;display:flex;flex-direction:column}.auth-brand-panel:after{content:"";position:absolute;width:420px;height:420px;border:1px solid rgba(255,255,255,.08);border-radius:50%;right:-180px;bottom:-160px;box-shadow:0 0 0 70px rgba(255,255,255,.025),0 0 0 140px rgba(255,255,255,.018)}.auth-brand{display:flex;align-items:center;gap:14px;position:relative;z-index:1}.auth-brand img{width:44px;height:44px;object-fit:contain;background:#fff;border-radius:7px;padding:5px}.auth-brand strong{display:block;font-size:18px}.auth-brand small{display:block;color:#86a0a8;font-size:9px;margin-top:4px}.auth-signal{margin:auto 0 24px;display:flex;align-items:center;gap:18px;color:var(--mint);font-size:25px;position:relative;z-index:1}.signal-line{height:1px;background:rgba(255,255,255,.12);width:80px}.brand-copy{position:relative;z-index:1}.brand-copy h1{font-size:31px;font-weight:600;margin:0 0 12px}.brand-copy p{color:#9cb0b6;margin:0;font-size:14px}.brand-foot{display:flex;gap:22px;margin-top:auto;color:#8fa5ac;font-size:11px;position:relative;z-index:1}.brand-foot i{color:var(--mint);margin-right:5px}.auth-form-panel{background:#fff;display:flex;align-items:center;justify-content:center;padding:40px}.auth-form-wrap{width:100%;max-width:430px}.auth-form-wrap footer{text-align:center;margin-top:34px;color:#a4afb4;font-size:10px}.auth-heading{margin-bottom:24px}.auth-eyebrow{font-size:10px;color:var(--mint-dark);font-weight:700}.auth-heading h2{font-size:25px;margin:8px 0 7px;font-weight:650}.auth-heading p{color:var(--muted);font-size:12px;margin:0}.auth-tabs{display:flex;border-bottom:1px solid var(--line);margin-bottom:22px}.auth-tabs a{flex:1;text-align:center;padding:11px;color:#7d898f;text-decoration:none;font-size:13px;border-bottom:2px solid transparent}.auth-tabs a.active{color:var(--ink);border-color:var(--mint);font-weight:600}.auth-form .form-group{margin-bottom:17px}.auth-form label{font-size:12px;color:#435158;margin-bottom:7px}.input-icon{position:relative}.input-icon>i{position:absolute;left:13px;top:13px;color:#99a5aa}.auth-form .input-icon .form-control{padding-left:38px}.auth-form .form-control{height:43px;border-radius:5px;border-color:#d5dee1;box-shadow:none}.auth-form .form-control:focus{border-color:var(--mint);box-shadow:0 0 0 3px rgba(19,185,155,.09)}.auth-options{font-size:11px;color:#69777e;margin:-2px 0 18px}.auth-submit{height:44px;width:100%;border:0;border-radius:5px;color:#fff;background:var(--mint-dark);font-size:13px;font-weight:600}.auth-submit i{float:right;margin:3px 4px 0 0}.auth-submit:hover{background:#066558}.auth-switch{text-align:center;color:#7b888e;font-size:11px;margin:18px 0 0}.auth-switch a{color:var(--mint-dark);font-weight:600}.auth-two-col{display:grid;grid-template-columns:1fr 1fr;gap:14px}.msg-box,.help-block{font-size:10px;margin:3px 0 0}@media(max-width:900px){.auth-shell{grid-template-columns:1fr}.auth-brand-panel{min-height:180px;padding:28px 34px}.auth-signal{display:none}.brand-copy{margin-top:28px}.brand-copy h1{font-size:22px}.brand-foot{margin-top:22px}.auth-form-panel{padding:34px 20px}}@media(max-width:520px){.auth-brand-panel{min-height:150px;padding:22px}.brand-foot{display:none}.auth-form-panel{align-items:flex-start}.auth-two-col{grid-template-columns:1fr}}