:root{--teal-dark:#106b82;--teal:#1f8aa6;--teal-light:#4db8d1;--bg:#f4fafb;--card-bg:#ffffff;--border:#e3f0f2;--text:#0d3b45;--text-muted:#5b7b81;--success-bg:#e6f4ea;--success-text:#1a7f37;--warning-bg:#fef6e0;--warning-text:#92660a;--danger-bg:#fbe9e7;--danger-text:#c0392b;--info-bg:#e8f1fc;--info-text:#0969da;--neutral-bg:#eef4f5;--neutral-text:#5b7b81}*{box-sizing:border-box}body{margin:0;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,sans-serif;color:var(--text);background:var(--bg)}a{color:inherit}.page-shell{max-width:1000px;margin:0 auto;padding:32px 24px 64px}.page-shell--narrow{max-width:480px}.page-header{display:flex;justify-content:space-between;align-items:center;gap:16px;flex-wrap:wrap;margin-bottom:24px}.page-header h1{font-size:20px;font-weight:700;color:var(--text);margin:0}.topnav{justify-content:space-between;gap:16px;padding:12px 24px;background:var(--card-bg);border-bottom:1px solid var(--border);flex-wrap:wrap}.topnav,.topnav-left{display:flex;align-items:center}.topnav-left{gap:28px}.topnav-logo{display:block;height:26px;width:auto}.topnav-links{display:flex;gap:20px}.topnav-links a{color:var(--text-muted);text-decoration:none;font-size:14px;font-weight:500;padding:4px 2px;border-bottom:2px solid transparent}.topnav-links a.active{color:var(--teal-dark);border-bottom-color:var(--teal-dark)}.topnav-user{display:flex;align-items:center;gap:12px}.btn-signout,.topnav-user{font-size:13px;color:var(--text-muted)}.btn-signout{background:none;border:1px solid var(--border);padding:6px 12px;border-radius:6px;cursor:pointer}.btn-signout:hover{background:var(--bg)}.card{border:1px solid var(--border);border-radius:12px;padding:28px;box-shadow:0 1px 2px rgba(16,107,130,.05)}.card,.stat-card{background:var(--card-bg)}.stat-card{border:1px solid var(--border);border-radius:10px;padding:14px 16px;min-width:190px}.stat-card-title{font-weight:600;color:var(--text);margin-bottom:6px;font-size:14px}.stat-row{font-size:13px;margin-bottom:2px}.btn{display:inline-flex;align-items:center;justify-content:center;padding:10px 18px;border-radius:8px;font-size:14px;font-weight:600;text-decoration:none;border:none;cursor:pointer}.btn-primary{background:var(--teal-dark);color:#fff}.btn-primary:hover{background:#0c5568}.btn-primary:disabled{background:#7fb9c4;cursor:default}.btn-block{width:100%}.fieldset{border:none;padding:0;margin:0 0 28px}.fieldset legend{font-size:12px;font-weight:700;text-transform:uppercase;letter-spacing:.03em;color:var(--teal-dark);margin-bottom:14px;padding:0}.field{display:block;margin-bottom:16px}.field-label{display:block;font-size:13px;font-weight:500;color:var(--text);margin-bottom:6px}.field input,.field select{width:100%;padding:10px 12px;font-size:14px;border-radius:8px;border:1px solid var(--border);color:var(--text);background:#fbfdfd}.field input:focus,.field select:focus{outline:2px solid var(--teal-light);outline-offset:0;border-color:var(--teal)}.data-table{width:100%;border-collapse:collapse;font-size:14px}.data-table th{text-align:left;padding:10px 12px;color:var(--text-muted);font-weight:600;font-size:12px;text-transform:uppercase;letter-spacing:.02em;white-space:nowrap}.data-table td,.data-table th{border-bottom:1px solid var(--border)}.data-table td{padding:12px;color:var(--text);vertical-align:middle}.data-table tbody tr:hover{background:var(--bg)}.table-scroll{overflow-x:auto}.badge{display:inline-block;padding:3px 10px;border-radius:999px;font-size:12px;font-weight:600;white-space:nowrap}.badge-success{background:var(--success-bg);color:var(--success-text)}.badge-warning{background:var(--warning-bg);color:var(--warning-text)}.badge-danger{background:var(--danger-bg);color:var(--danger-text)}.badge-info{background:var(--info-bg);color:var(--info-text)}.badge-neutral{background:var(--neutral-bg);color:var(--neutral-text)}.empty-state{font-size:14px;padding:40px 0;text-align:center}.empty-state,.text-muted{color:var(--text-muted)}