:root{--red:#b91c1c;--red-dark:#7f1d1d;--red-soft:#fef2f2;--ink:#172033;--muted:#667085;--line:#e5e7eb;--surface:#f7f8fb;--green:#15803d;--white:#fff;--radius:18px}*{box-sizing:border-box}html,body{margin:0;min-height:100%;font-family:Arial,Helvetica,sans-serif;color:var(--ink);background:var(--surface)}button,input,select,textarea{font:inherit}button{cursor:pointer}.hidden{display:none!important}.auth-shell{min-height:100vh;display:grid;grid-template-columns:1.05fr .95fr;background:linear-gradient(135deg,#7f1d1d,#b91c1c 52%,#ef4444)}.brand-pane{color:#fff;display:flex;align-items:center;padding:64px}.brand-content{max-width:560px}.brand-mark{width:64px;height:64px;border-radius:18px;background:#fff;color:var(--red);display:flex;align-items:center;justify-content:center;font-weight:900;font-size:26px;margin-bottom:22px}.brand-pane h1{font-size:44px;line-height:1.05;margin:0 0 16px}.brand-pane p{font-size:17px;line-height:1.7}.brand-points{list-style:none;padding:0}.brand-points li{margin:10px 0}.brand-points li:before{content:'✓';margin-right:10px}.auth-panel{background:#fff;display:flex;align-items:center;justify-content:center;padding:30px}.auth-card{width:min(720px,100%)}.auth-card h2{margin:0 0 8px}.subtitle{color:var(--muted);line-height:1.5}.field{margin-bottom:14px}.field label{display:block;font-size:12px;font-weight:800;margin-bottom:7px;color:#344054}.field input,.field select,.field textarea{width:100%;border:1px solid #d0d5dd;border-radius:10px;padding:11px 12px;background:#fff;outline:none}.field textarea{min-height:88px}.form-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:0 14px}.full{grid-column:1/-1}.btn{border:0;border-radius:10px;padding:10px 14px;font-weight:800;display:inline-flex;align-items:center;justify-content:center;gap:7px}.btn-primary{background:var(--red);color:#fff}.btn-primary:hover{background:var(--red-dark)}.btn-muted{background:#eef1f5;color:#344054}.btn-danger{background:#dc2626;color:#fff}.btn-outline{background:#fff;color:var(--red);border:1px solid #f1b4b4}.btn-block{width:100%}.btn-sm{padding:7px 10px;font-size:12px}.link-btn{border:0;background:none;color:var(--red);font-weight:800;text-decoration:underline;padding:0}.notice{border-radius:10px;padding:11px 12px;font-size:13px;margin:12px 0}.notice.info{background:#eff6ff;color:#1e40af}.notice.error{background:#fff1f2;color:#9f1239}.notice.success{background:#f0fdf4;color:#166534}.topbar{height:68px;background:#fff;border-bottom:1px solid var(--line);padding:0 24px;display:flex;align-items:center;justify-content:space-between;position:sticky;top:0;z-index:20}.top-left,.user-area{display:flex;align-items:center;gap:12px}.logo-box{width:40px;height:40px;border-radius:11px;background:var(--red);color:#fff;display:flex;align-items:center;justify-content:center;font-weight:900}.top-title{font-weight:900}.top-sub,.small{font-size:11px;color:var(--muted)}.layout{display:grid;grid-template-columns:250px 1fr;min-height:calc(100vh - 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