:root{--navy:#16324a;--blue:#2473a8;--pale:#eef5f8;--line:#dce5ea;--text:#24343f;--muted:#657681;--danger:#b42318;--success:#147d58}*{box-sizing:border-box}body{color:var(--text);background:#f5f7f8;margin:0;font-family:Yu Gothic UI,Hiragino Kaku Gothic ProN,system-ui,sans-serif}button,input,select,textarea{font:inherit}button{cursor:pointer;border:1px solid var(--line);color:var(--text);background:#fff;border-radius:8px;padding:9px 14px}button:disabled{opacity:.55;cursor:not-allowed}input,select,textarea{width:100%;color:var(--text);background:#fff;border:1px solid #bdcbd3;border-radius:8px;padding:10px 11px}input:focus,select:focus,textarea:focus{border-color:var(--blue);outline:3px solid #b8daee}label{gap:6px;font-size:14px;font-weight:600;display:grid}h1,h2,h3,p{margin-top:0}h2{margin-bottom:4px;font-size:21px}.center{background:linear-gradient(140deg,#f4f8fa,#e7f0f4);place-items:center;min-height:100vh;padding:24px;display:grid}.card{border:1px solid var(--line);background:#fff;border-radius:14px;box-shadow:0 8px 30px #16324a0f}.login{text-align:center;gap:18px;width:min(420px,100%);padding:38px;display:grid}.login label{text-align:left}.brand-mark{color:#fff;background:var(--navy);letter-spacing:1px;border-radius:14px;place-items:center;width:58px;height:58px;margin:auto;font-weight:800;display:grid}.brand-mark.small{border-radius:9px;width:38px;height:38px;margin:0}.primary{border-color:var(--blue);background:var(--blue);color:#fff;font-weight:700}.muted{color:var(--muted);font-size:13px}.inline-error{color:var(--danger);background:#fff1f0;border-radius:8px;padding:10px 12px}.notice{background:var(--pale);border-radius:8px;padding:10px 12px}.success-text{color:var(--success)}.app-shell{min-height:100vh}.topbar{border-bottom:1px solid var(--line);background:#fff;justify-content:space-between;align-items:center;height:66px;padding:0 max(24px,50vw - 720px);display:flex}.brand,.user{align-items:center;gap:11px;display:flex}.brand span{color:var(--muted);font-size:12px;display:block}.text-button{color:var(--blue);border:0;padding:5px}.tabs{border-bottom:1px solid var(--line);background:#fff;gap:24px;padding:0 max(24px,50vw - 720px);display:flex}.tabs button{color:var(--muted);border:0;border-radius:0;padding:15px 2px 12px}.tabs button.active{color:var(--navy);border-bottom:3px solid var(--blue);font-weight:700}.content{max-width:1440px;margin:auto;padding:26px 24px 50px}.section-card{padding:24px}.section-heading{justify-content:space-between;align-items:center;margin-bottom:18px;display:flex}.summary-grid{grid-template-columns:repeat(5,minmax(120px,1fr));gap:12px;margin-top:18px;display:grid}.overview{grid-template-columns:repeat(3,minmax(140px,240px));margin:0 0 20px}.metric{border:1px solid var(--line);background:#fff;border-radius:11px;padding:15px}.metric span{color:var(--muted);font-size:13px;display:block}.metric strong{color:var(--navy);font-size:28px}.metric.warning strong{color:#b25d00}.metric.success strong{color:var(--success)}.dropzone{cursor:pointer;background:#f7fbfc;border:2px dashed #9eb7c4;border-radius:12px;place-items:center;gap:5px;padding:30px;display:grid}.dropzone span{color:var(--muted);font-size:13px}.mapping-grid{grid-template-columns:repeat(4,1fr);gap:14px;margin:18px 0;display:grid}.filters{grid-template-columns:repeat(4,minmax(130px,1fr)) minmax(220px,1.5fr);gap:10px;margin-bottom:18px;display:grid}.table-wrap{border:1px solid var(--line);border-radius:10px;overflow:auto}table{border-collapse:collapse;width:100%;min-width:1050px}th,td{text-align:left;border-bottom:1px solid var(--line);vertical-align:top;padding:13px 12px;font-size:14px}th{color:#536772;background:#f2f6f8;font-size:12px;position:sticky;top:0}tbody tr:hover{background:#fafcfd}.mono{font-family:ui-monospace,monospace}.badge{white-space:nowrap;background:#edf0f2;border-radius:99px;padding:4px 9px;font-size:12px;font-weight:700;display:inline-block}.badge.sent{color:var(--success);background:#e5f5ee}.badge.failed{color:var(--danger);background:#fff0ef}.badge.cancelled{color:#6c7175}.badge.pending{color:#8b5800;background:#fff5df}.empty{text-align:center;color:var(--muted);padding:50px}.template-list{grid-template-columns:repeat(2,1fr);gap:16px;display:grid}.template-card{border:1px solid var(--line);border-radius:10px;padding:18px}.template-card textarea{resize:vertical;margin-bottom:10px}details{grid-column:1/-1}code{word-break:break-word}.message-body{white-space:pre-wrap;word-break:break-word;max-width:420px;font:inherit;background:#f5f7f8;border-radius:6px;padding:10px}.mobile-compose{border:2px solid #78afd0;margin-bottom:18px}.mobile-steps{padding-left:22px;line-height:1.8}.sms-preview{white-space:pre-wrap;background:#f8fafb}.mobile-actions{flex-wrap:wrap;gap:9px;margin-top:10px;display:flex}.success-button{background:var(--success);border-color:var(--success);color:#fff;font-weight:700}.danger-button{color:var(--danger);border-color:#e5a8a3}.result-panel{z-index:2;background:#eef7f3;border:1px solid #a9d8c4;border-radius:9px;margin-top:16px;padding:14px;position:sticky;bottom:8px;box-shadow:0 8px 24px #16324a26}.mobile-recipient-list{grid-template-columns:repeat(2,1fr);gap:12px;display:grid}.mobile-recipient{padding:17px}.mobile-recipient>div:first-child{justify-content:space-between;gap:10px;display:flex}.mobile-recipient p{margin:7px 0}.mobile-recipient button{width:100%;margin-top:8px}@media (max-width:900px){.mapping-grid,.filters,.summary-grid{grid-template-columns:repeat(2,1fr)}.template-list{grid-template-columns:1fr}}@media (max-width:600px){.topbar,.tabs,.content{padding-left:14px;padding-right:14px}.tabs{gap:18px;overflow-x:auto}.tabs button{white-space:nowrap}.user>span{display:none}.mapping-grid,.filters,.mobile-recipient-list{grid-template-columns:1fr}.overview{grid-template-columns:repeat(3,1fr)}.metric{padding:11px}.metric strong{font-size:23px}.section-card{padding:16px}.mobile-overview{margin-bottom:14px}.mobile-actions button{flex:1}}