:root{--ink:#172b37;--muted:#6e7c83;--line:#e1e8e8;--teal:#137a70;--bg:#f4f7f6}*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--ink);font:15px/1.6 system-ui,-apple-system,"Malgun Gothic",sans-serif}button,input,textarea{font:inherit}button{cursor:pointer;border:0;border-radius:10px;padding:10px 17px;font-weight:600}button:disabled{opacity:.5;cursor:wait}button:hover{filter:brightness(.97)}input,textarea{border:1px solid #d6dfe0;background:#fff;border-radius:9px;padding:11px 12px;width:100%;color:var(--ink)}input:focus,textarea:focus{outline:2px solid #9ed8ce;outline-offset:1px}label{display:block;font-weight:600;margin:19px 0 8px}label small{font-size:12px;font-weight:400;color:var(--muted);margin-left:8px}label input,label textarea{margin-top:7px}h1,h2,h3,p{margin-top:0}h1{font-size:34px;letter-spacing:-1.3px;margin-bottom:8px}h2{font-size:20px;margin-bottom:8px}h3{font-size:16px}.mark{background:var(--teal);color:#fff;display:grid;place-items:center;width:42px;height:42px;border-radius:13px;font-size:24px;font-weight:700}.login{min-height:100vh;display:grid;place-items:center;padding:24px}.login-card{width:420px;max-width:100%;background:#fff;border:1px solid var(--line);border-radius:24px;padding:36px;box-shadow:0 12px 70px #24483d0a}.login-card .mark{margin-bottom:28px}.login-card .primary{width:100%;margin-top:16px}header{background:#fff;border-bottom:1px solid var(--line);display:flex;align-items:center;justify-content:space-between;padding:18px max(24px,calc((100vw - 1220px)/2));gap:16px}.brand{display:flex;gap:12px;align-items:center}.brand strong{font-size:19px}.brand small{display:block;color:var(--muted);font-size:12px}.header-right{display:flex;align-items:center;gap:12px}main{max-width:1220px;margin:0 auto;padding:36px 24px}.intro p{color:var(--muted)}.eyebrow{font-size:11px;letter-spacing:2px;color:var(--teal)!important;font-weight:700;margin-bottom:8px}nav{display:flex;gap:12px;border-bottom:1px solid var(--line);margin:30px 0 26px}.tab{border-radius:0;background:transparent;color:var(--muted);padding:13px 8px;border-bottom:3px solid transparent}.tab.active{color:var(--teal);border-color:var(--teal)}.compose-grid{display:grid;grid-template-columns:minmax(0,1fr) 350px;gap:24px}.card{background:#fff;border:1px solid var(--line);border-radius:18px;padding:27px;margin-bottom:20px}.section-head{display:flex;align-items:center;justify-content:space-between;gap:12px}.primary{background:var(--teal);color:#fff}.wide{width:100%}.quiet{background:#edf2f1;color:#405954}.pill{font-size:12px;padding:5px 11px;border-radius:30px;background:#e4f4ed;color:#277c60;white-space:nowrap}.pill.offline{background:#fff1de;color:#98702c}.pill.neutral{background:#eef2f5;color:#586c7b}.muted{color:var(--muted);font-size:13px}.recipient-tools{display:flex;gap:6px;flex-wrap:wrap}.recipient-tools input{flex:1;min-width:150px}.recipient-tools button{font-size:12px;padding:8px}.choices{max-height:180px;overflow:auto;border:1px solid var(--line);border-radius:10px;margin-top:10px;padding:8px 12px}.choice{display:flex;align-items:center;gap:10px;padding:6px 0;margin:0;font-size:14px}.choice input,.radio input{width:auto;margin:0;accent-color:var(--teal)}.choice small{margin-left:auto}.field-note{display:flex;justify-content:space-between;color:var(--muted);font-size:11px;margin-top:-4px}.upload{border:1px dashed #b7d2cc;border-radius:12px;background:#f7fbf9;padding:16px}.upload input{border:0;padding:5px 0;background:transparent}.upload span{display:block;font-size:12px;font-weight:400;color:var(--muted)}fieldset{border:1px solid var(--line);border-radius:12px;margin-top:20px;padding:12px 16px}legend{font-weight:600;padding:0 5px}.radio{display:inline-flex;gap:8px;margin:0 18px 10px 0;font-size:14px}.note{margin:20px 0}.phone-preview{border:6px solid #203c43;border-radius:28px;background:#f2f4f3;min-height:370px;overflow:hidden;padding:20px 15px}.phone-top{text-align:center;font-size:12px;color:#788688;margin-bottom:26px}.bubble{background:#e2f1e6;padding:12px;border-radius:15px;overflow:hidden}.bubble img{width:100%;border-radius:8px;display:block}.bubble img[hidden]{display:none}.bubble p{white-space:pre-wrap;overflow-wrap:anywhere;margin:10px 0;font-size:13px}#photoPlaceholder{text-align:center;color:#80928a;background:#f3f9f4;padding:36px 10px;font-size:12px;border-radius:8px}.preview-footer{text-align:right;font-size:11px;color:var(--muted);margin:10px 0}.help p{font-size:12px;color:var(--muted);margin-bottom:10px}.help b{color:var(--ink);display:block}.batch-head{display:flex;justify-content:space-between;gap:12px;align-items:start}.batch-text{white-space:pre-wrap;overflow-wrap:anywhere;border-bottom:1px solid var(--line);padding-bottom:15px;font-size:14px}.job-row{display:grid;grid-template-columns:1fr 1fr;gap:10px;border-bottom:1px solid var(--line);padding:10px 0;font-size:13px}.job-row small{color:var(--muted);display:block}.contact-form{display:flex;gap:12px;align-items:end}.contact-form label{flex:1}.contact-form button{margin-bottom:8px}.contact-row{display:flex;align-items:center;justify-content:space-between;padding:13px 0;border-bottom:1px solid var(--line)}footer{color:var(--muted);font-size:11px;display:flex;justify-content:space-between;margin:20px 0}#loginError{color:#aa4848;margin-top:16px;font-size:13px}.error{color:#ad4545}[hidden]{display:none!important}@media(max-width:900px){.compose-grid{grid-template-columns:1fr 300px}.card{padding:20px}}@media(max-width:720px){header{padding:15px 18px}.brand small{display:none}.header-right{gap:6px}.header-right button{font-size:12px;padding:7px}.compose-grid{grid-template-columns:1fr}main{padding:25px 16px}h1{font-size:29px}.contact-form{flex-direction:column;align-items:stretch;gap:0}.contact-form label{margin-top:8px}.job-row{grid-template-columns:1fr}.preview-card{max-width:400px;margin:auto auto 20px}.pill{font-size:11px}.card{padding:20px}}