:root{--primary:#176b45;--primary-hover:#125536;--primary-light:#e6f4ed;--bg:#f4f6f3;--surface:#fff;--text:#19231d;--text-muted:#5e6b62;--border:#d7ded8;--border-focus:#176b45;--badge-draft:#6c757d;--badge-sending:#0d6efd;--badge-completed:#198754;--badge-error:#dc3545;--badge-warn:#ffc107}*{box-sizing:border-box}body{background-color:var(--bg);color:var(--text);margin:0;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Oxygen,Ubuntu,Cantarell,Helvetica Neue,sans-serif;line-height:1.5}main{max-width:1280px;margin:0 auto;padding:24px}header{border-bottom:1px solid var(--border);justify-content:space-between;align-items:center;margin-bottom:24px;padding-bottom:16px;display:flex}header h1{color:#123d27;margin:0;font-size:1.6rem}header p{color:var(--text-muted);margin:4px 0 0;font-size:.9rem}button{background-color:var(--primary);color:#fff;cursor:pointer;border:none;border-radius:6px;justify-content:center;align-items:center;gap:6px;padding:8px 16px;font-size:.9rem;font-weight:500;transition:background-color .15s;display:inline-flex}button:hover:not(:disabled){background-color:var(--primary-hover)}button:disabled{opacity:.5;cursor:not-allowed}button.secondary{color:var(--text);border:1px solid var(--border);background-color:#fff}button.secondary:hover:not(:disabled){background-color:#f0f3f1}button.danger{background-color:#dc3545}button.danger:hover:not(:disabled){background-color:#bb2d3b}.layout{grid-template-columns:280px 1fr;gap:20px;min-height:640px;display:grid}aside{background:var(--surface);border:1px solid var(--border);border-radius:8px;flex-direction:column;gap:8px;padding:12px;display:flex}.campaign-item{text-align:left;width:100%;color:var(--text);cursor:pointer;background:0 0;border:1px solid #0000;border-radius:6px;padding:10px}.campaign-item:hover{background:#f1f6f3}.campaign-item.active{background:var(--primary-light);color:#0f462c;border-color:#b3d7c3}.campaign-item .title{font-size:.95rem;font-weight:600}.campaign-item .meta{color:var(--text-muted);justify-content:space-between;margin-top:4px;font-size:.8rem;display:flex}.content-area{background:var(--surface);border:1px solid var(--border);border-radius:8px;padding:24px}.tabs{border-bottom:1px solid var(--border);gap:8px;margin-bottom:20px;padding-bottom:4px;display:flex}.tab-btn{color:var(--text-muted);background:0 0;border:none;border-bottom:2px solid #0000;border-radius:0;padding:8px 12px;font-size:.95rem}.tab-btn:hover{color:var(--text);background:0 0}.tab-btn.active{color:var(--primary);border-bottom-color:var(--primary);font-weight:600}.form-grid{grid-template-columns:1fr 1fr;gap:16px;margin-bottom:16px;display:grid}.form-group{flex-direction:column;gap:6px;margin-bottom:16px;display:flex}.form-group.full{grid-column:1/-1}label{color:#313d35;font-size:.85rem;font-weight:600}input,select,textarea{box-sizing:border-box;border:1px solid var(--border);background:#fff;border-radius:6px;width:100%;padding:10px 14px;font-family:inherit;font-size:.9rem}input:focus,select:focus,textarea:focus{border-color:var(--border-focus);outline:none;box-shadow:0 0 0 2px #176b4526}textarea.code{box-sizing:border-box;resize:vertical;width:100%;min-height:200px;font-family:JetBrains Mono,Consolas,Menlo,Monaco,monospace;font-size:.88rem;line-height:1.5}.badge{text-transform:uppercase;border-radius:12px;padding:2px 8px;font-size:.75rem;font-weight:600;display:inline-block}.badge-draft{color:#495057;background:#e9ecef}.badge-scheduled{color:#084298;background:#cfe2ff}.badge-sending{color:#055160;background:#cff4fc}.badge-completed{color:#0f5132;background:#d1e7dd}.badge-paused{color:#664d03;background:#fff3cd}.badge-failed{color:#842029;background:#f8d7da}.badge-valid{color:#0f5132;background:#d1e7dd}.badge-invalid{color:#842029;background:#f8d7da}.card{border:1px solid var(--border);background:#f9fbf9;border-radius:6px;margin-bottom:16px;padding:16px}.table-wrapper{border:1px solid var(--border);border-radius:6px;margin-top:12px;overflow-x:auto}table{border-collapse:collapse;width:100%;font-size:.88rem}th,td{text-align:left;border-bottom:1px solid var(--border);padding:10px 14px}th{color:#3d4a40;background:#f1f4f1;font-weight:600}tr:hover td{background:#fafcfa}.preview-container{grid-template-columns:320px 1fr;gap:16px;display:grid}.preview-body{border:1px solid var(--border);background:#fff;border-radius:6px;min-height:360px;padding:16px}.progress-bar-container{background:#e2e7e3;border-radius:6px;height:12px;margin:12px 0;display:flex;overflow:hidden}.progress-fill{background:var(--primary);height:100%;transition:width .3s}.progress-fill.failed{background:#dc3545}.toast-error{color:#842029;background:#f8d7da;border:1px solid #f5c2c7;border-radius:6px;margin-bottom:16px;padding:12px}.toast-success{color:#0f5132;background:#d1e7dd;border:1px solid #badbcc;border-radius:6px;margin-bottom:16px;padding:12px}footer{text-align:center;color:var(--text-muted);margin-top:32px;font-size:.85rem}.auth-container{justify-content:center;align-items:center;min-height:80vh;padding:24px;display:flex}.auth-card{background:var(--surface);border:1px solid var(--border);text-align:center;border-radius:12px;width:100%;max-width:440px;padding:40px;box-shadow:0 4px 16px #0000000f}.auth-card h1{color:#123d27;margin:0 0 10px;font-size:1.6rem}.auth-card p{color:var(--text-muted);margin:0 0 24px;font-size:.95rem;line-height:1.5}.auth-actions{flex-direction:column;gap:12px;display:flex}.dropzone{border:2px dashed var(--border);text-align:center;cursor:pointer;background:#fff;border-radius:8px;padding:24px 16px;transition:all .2s}.dropzone:hover{border-color:var(--primary);background:#fbfdfc}.dropzone.dropzone-active{border-color:var(--primary);background:var(--primary-light)}.file-info-badge{background:var(--primary-light);color:#0f462c;border:1px solid #b3d7c3;border-radius:6px;justify-content:space-between;align-items:center;margin-top:10px;padding:8px 12px;font-size:.85rem;display:flex}