:root{--navy:#102a43;--blue:#155eef;--line:#e1e7ed;--muted:#6c7c8c;--bg:#f4f7fa;--green:#16815d;--red:#b73543;--amber:#a96d13}*{box-sizing:border-box}html,body{margin:0;min-height:100%;background:var(--bg);color:#20384e;font-family:Arial,Helvetica,sans-serif}a{color:inherit}button,input,select,textarea{font:inherit}.login-page,.verify-page{min-height:100vh;background:linear-gradient(145deg,#071a2c,#143b60);display:grid;place-items:center;padding:24px}.login-card,.verify-card{width:min(440px,100%);background:white;border-radius:14px;padding:32px;box-shadow:0 25px 70px #0005}.seal{width:52px;height:52px;border-radius:12px;background:linear-gradient(145deg,#1c4c79,#0d2b48);color:#fff;display:grid;place-items:center;font-weight:800;margin-bottom:20px}.login-card h1,.verify-card h1{margin:0;color:#173550;font-size:25px}.login-card>p,.verify-card>p{color:var(--muted);font-size:13px;line-height:1.5;margin:8px 0 22px}.field{display:grid;gap:6px;margin-bottom:14px}.field label{font-size:11px;text-transform:uppercase;letter-spacing:.4px;font-weight:700;color:#617486}.field input,.field select,.field textarea{width:100%;border:1px solid #d4dde6;border-radius:7px;padding:11px;background:#fff;color:#263f56;outline:none}.field input:focus,.field select:focus,.field textarea:focus{border-color:#76a8e5;box-shadow:0 0 0 3px #dbeafe}.btn{border:0;border-radius:7px;background:var(--blue);color:#fff;padding:11px 15px;font-weight:700;text-decoration:none;display:inline-block;cursor:pointer}.btn.secondary{background:#fff;color:#40566b;border:1px solid #d5dee7}.btn.danger{background:#fff;color:var(--red);border:1px solid #e8bbc1}.login-card .btn{width:100%}.alert{border-radius:7px;padding:10px 12px;margin:12px 0;font-size:12px;background:#fff0f1;color:#9b2d39;border:1px solid #f0c7cb}.alert.ok{background:#eaf8f2;color:#116f52;border-color:#bfe4d5}.small-note{font-size:10px;color:#8795a3;text-align:center;margin-top:17px}.shell{min-height:100vh;display:flex}.sidebar{position:fixed;inset:0 auto 0 0;width:245px;background:#fff;border-right:1px solid var(--line);padding:22px 14px;display:flex;flex-direction:column}.brand{display:flex;align-items:center;gap:11px;padding:0 10px 25px}.brand .seal{width:38px;height:38px;border-radius:9px;margin:0;font-size:12px}.brand strong,.brand small{display:block}.brand strong{font-size:18px;color:var(--navy)}.brand small{font-size:10px;color:#778798}.nav{display:grid;gap:4px}.nav a{padding:11px 12px;border-radius:7px;text-decoration:none;color:#536477;font-size:13px;font-weight:600}.nav a:hover,.nav a.active{background:#eaf2ff;color:#174ea6}.user-box{margin-top:auto;border-top:1px solid var(--line);padding:15px 8px 0}.user-box b,.user-box small{display:block;overflow:hidden;text-overflow:ellipsis}.user-box b{font-size:12px}.user-box small{font-size:9px;color:#8291a0;margin:4px 0 10px}.user-box form{display:inline}.user-box button{border:0;background:transparent;color:#35699f;font-size:11px;padding:0;cursor:pointer}.workspace{margin-left:245px;width:calc(100% - 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