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label{color:#374151;margin-bottom:.4rem;font-size:.85rem;font-weight:500;display:block}.form-group input{border:1px solid #d1d5db;border-radius:6px;width:100%;padding:.7rem .9rem;font-size:.9rem;transition:border-color .2s}.form-group input:focus{border-color:#4f46e5;outline:none;box-shadow:0 0 0 3px #4f46e51a}.form-hint{color:#6b7280;margin-top:.3rem;font-size:.78rem;display:block}form .btn-primary{width:100%;padding:.75rem;font-size:1rem}.form-actions{gap:1rem;margin-top:1.5rem;display:flex}.form-actions .btn-primary{width:auto}.certificate-list{width:100%}.page-header{justify-content:space-between;align-items:center;margin-bottom:1.5rem;display:flex}.page-header h1{font-size:1.5rem}.filters-bar{gap:1rem;margin-bottom:1rem;display:flex}.filters-bar .search-input{background:#fff;border:1px solid #d1d5db;border-radius:6px;flex:1;padding:.7rem 1rem;font-size:.9rem;transition:border-color .2s}.filters-bar .search-input:focus{border-color:#4f46e5;outline:none;box-shadow:0 0 0 3px #4f46e51a}.filters-bar .sort-select{cursor:pointer;background:#fff;border:1px solid #d1d5db;border-radius:6px;padding:.7rem 1rem;font-size:.9rem;transition:border-color .2s}.filters-bar .sort-select:focus{border-color:#4f46e5;outline:none;box-shadow:0 0 0 3px #4f46e51a}.table-container{background:#fff;border-radius:8px;overflow-x:auto;box-shadow:0 1px 3px #0000001a}table{border-collapse:collapse;width:100%}th,td{text-align:left;border-bottom:1px solid #e5e7eb;padding:.75rem 1rem;font-size:.9rem}th{color:#374151;background:#f9fafb;font-weight:600}tr:last-child td{border-bottom:none}tr:hover td{background:#f9fafb}td a{color:#4f46e5;text-decoration:none}td a:hover{text-decoration:underline}.create-certificate{max-width:600px}.create-certificate h1{margin-bottom:1.5rem;font-size:1.5rem}.certificate-form{background:#fff;border-radius:8px;padding:2rem;box-shadow:0 1px 3px #0000001a}.btn-link{color:#4f46e5;cursor:pointer;background:0 0;border:none;padding:0;font-size:.9rem;text-decoration:none}.btn-link:hover{text-decoration:underline}.modal-overlay{z-index:1000;background:#00000080;justify-content:center;align-items:center;padding:1rem;display:flex;position:fixed;inset:0}.modal{background:#fff;border-radius:12px;width:100%;max-width:420px;overflow:hidden;box-shadow:0 20px 60px #0000004d}.modal-header{border-bottom:1px solid #e5e7eb;justify-content:space-between;align-items:center;padding:1.25rem 1.5rem;display:flex}.modal-header h2{font-size:1.1rem;font-weight:600}.modal-close{cursor:pointer;color:#6b7280;background:0 0;border:none;padding:.25rem;font-size:1.5rem;line-height:1}.modal-close:hover{color:#1a1a2e}.modal-body{text-align:center;padding:1.5rem}.modal-cert-name{margin-bottom:.25rem;font-size:1rem;font-weight:600}.modal-cert-number{color:#6b7280;margin-bottom:1.25rem;font-size:.85rem}.qr-image{border:1px solid #e5e7eb;border-radius:8px;width:100%;max-width:240px;height:auto}.modal-footer{border-top:1px solid #e5e7eb;justify-content:center;gap:.75rem;padding:1.25rem 1.5rem;display:flex}.loading{text-align:center;color:#6b7280;padding:3rem}.empty-state{text-align:center;color:#6b7280;background:#fff;border-radius:8px;padding:3rem;box-shadow:0 1px 3px #0000001a}