:root{--bg:#f2f4f6;--panel:#fff;--line:#dce1e6;--ink:#171c23;--muted:#697386;--accent:#00a5b1;--danger:#c53f49}*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--ink);font-family:Inter,system-ui,-apple-system,"Segoe UI",sans-serif;letter-spacing:0}button,input,select{font:inherit}button{border:0;border-radius:6px;background:var(--accent);color:#fff;padding:9px 14px;font-weight:700;cursor:pointer}main{min-height:100vh}.hidden{display:none!important}.card{border:1px solid var(--line);border-radius:8px;background:#fff}.login{display:flex;width:390px;max-width:calc(100vw - 32px);margin:12vh auto 0;flex-direction:column;gap:12px;padding:28px}.mark{display:grid;width:44px;height:44px;place-items:center;border-radius:6px;background:#111820;color:#e5bd63;font-size:24px}.login h1{margin:0}.login input,.form-grid input,.form-grid select{height:40px;border:1px solid var(--line);border-radius:6px;padding:0 10px}#error{min-height:18px;margin:0;color:var(--danger);font-size:13px}header{display:flex;align-items:center;justify-content:space-between;border-bottom:1px solid var(--line);background:#fff;padding:14px 24px}header h1,header p,h2{margin:0}header p,.band p{margin-top:3px;color:var(--muted);font-size:13px}nav{display:flex;gap:6px}nav button{background:#eef1f4;color:#4b5563}nav button.active{background:#16202b;color:#fff}.view{padding:22px}.band{display:flex;align-items:center;justify-content:space-between;margin-bottom:14px}.form-grid{display:grid;grid-template-columns:repeat(4,minmax(140px,1fr));gap:10px;margin-bottom:18px;padding:14px}.table-wrap{overflow:auto}table{width:100%;border-collapse:collapse;background:#fff;font-size:13px}th,td{border-bottom:1px solid #e9edf0;padding:10px;text-align:left;vertical-align:top}th{position:sticky;top:0;background:#f8fafb;color:#566174;font-size:12px}td button{margin:2px;background:#edf1f4;color:#27313d;padding:6px 8px;font-size:11px}.message{max-width:360px;white-space:pre-wrap}.status-sent{color:#137b58}.status-skipped{color:#9a6507}.status-failed{color:var(--danger)}@media(max-width:900px){.form-grid{grid-template-columns:1fr 1fr}}