:root{--bg:#eef1f5;--panel:#fff;--panel-soft:#f8fafc;--line:#d8dee8;--line-strong:#b7c1cf;--text:#162033;--muted:#617088;--navy:#0f2f4d;--blue:#1f6feb;--blue-dark:#1557bd;--green:#1f7a4d;--danger:#b42318;--shadow:0 18px 45px #16203324}*{box-sizing:border-box}html,body{min-height:100%}body{background:var(--bg);color:var(--text);margin:0;font-family:Arial,Helvetica,sans-serif}button,input{font:inherit}a{color:inherit}.auth-shell{background:#fff;grid-template-columns:minmax(330px,42%) 1fr;min-height:100vh;display:grid}.auth-brand-panel{color:#fff;background:radial-gradient(circle at 78% 18%,#b6621db8 0,#0000 42%),linear-gradient(145deg,#302a25 0%,#2b3438 72%);place-items:center;min-height:100vh;padding:clamp(2rem,5vw,5rem);display:grid;position:relative;overflow:hidden}.auth-brand-panel:after{aspect-ratio:1;content:"";border:1px solid #ffffff14;border-radius:50%;width:55%;position:absolute;bottom:-20%;right:-18%;box-shadow:0 0 0 42px #ffffff06,0 0 0 84px #ffffff05}.auth-brand-lockup{z-index:1;text-align:center;justify-items:center;width:min(100%,360px);display:grid;position:relative}.auth-logo{object-fit:cover;background:#f6f8f5;border:1px solid #f5bd8257;border-radius:20px;width:clamp(138px,14vw,168px);height:clamp(138px,14vw,168px);margin-bottom:1.5rem;box-shadow:0 22px 50px #040e1547}.auth-brand-lockup p{color:#f5bd82;letter-spacing:.08em;text-transform:uppercase;margin:0;font-size:clamp(.9rem,1.3vw,1.05rem);font-weight:750}.auth-brand-lockup h1{color:#fff;letter-spacing:-.045em;border-top:1px solid #ffffff38;width:100%;margin:.85rem 0 0;padding-top:.85rem;font-size:clamp(2.6rem,4.5vw,4.4rem);font-weight:800;line-height:1}.auth-brand-panel>small{z-index:1;color:#d8c5b6;white-space:nowrap;position:absolute;bottom:clamp(1.5rem,3vw,2.5rem);left:50%;transform:translate(-50%)}.auth-form-panel{place-items:center;padding:2rem;display:grid}.auth-card{width:min(100%,410px)}.auth-eyebrow{color:#7b4218;letter-spacing:.11em;text-align:center;text-transform:uppercase;margin:0 0 1.25rem;font-size:.7rem;font-weight:800}.auth-form{gap:1rem;display:grid}.auth-form label{gap:.35rem;display:grid}.auth-form label>span{color:#666;font-size:.76rem;font-weight:750}.auth-form input{color:#151515;background:#fff;border:1px solid #c8d1d5;border-radius:9px;outline:none;width:100%;height:46px;padding:0 .8rem}.auth-form input:focus{border-color:#b6621d;box-shadow:0 0 0 3px #b6621d24}.auth-submit{color:#fff;cursor:pointer;background:#b6621d;border:0;border-radius:9px;min-height:44px;margin-top:.2rem;padding:.65rem 1rem;font-weight:750;box-shadow:0 5px 14px #7b421833}.auth-submit:hover:not(:disabled){background:#7b4218}.auth-submit:disabled{cursor:wait;opacity:.72}.auth-alert{color:#a53c3c;text-align:center;background:#fff0ef;border:1px solid #e8c2bf;border-radius:10px;padding:.8rem .9rem;font-size:.78rem;line-height:1.45}.auth-help-link{color:#7b4218;text-align:center;margin-top:1.2rem;font-size:.75rem;text-decoration:none;display:block}.auth-help-link:hover{color:#335a4a}.app-shell{grid-template-columns:minmax(360px,480px) minmax(0,1fr);min-height:100vh;display:grid}.form-pane{background:var(--panel);border-right:1px solid var(--line);flex-direction:column;gap:18px;max-height:100vh;padding:28px;display:flex;overflow-y:auto}.app-title{justify-content:space-between;align-items:center;gap:20px;padding-bottom:8px;display:flex}.app-title svg{color:var(--green)}.app-title-actions{align-items:center;gap:12px;display:flex}.logout-button{min-height:34px;color:var(--muted);border:1px solid var(--line);cursor:pointer;background:#fff;border-radius:8px;align-items:center;gap:6px;padding:0 10px;font-size:.78rem;font-weight:700;display:inline-flex}.logout-button svg{color:currentColor}.logout-button:hover{color:var(--navy);border-color:var(--line-strong)}.eyebrow{color:var(--muted);text-transform:uppercase;margin:0 0 4px;font-size:.78rem;font-weight:700}h1,h2{letter-spacing:0;margin:0}h1{color:var(--navy);font-size:2rem;line-height:1.1}h2{color:var(--text);font-size:1rem;line-height:1.2}.form-section{background:var(--panel-soft);border:1px solid var(--line);border-radius:8px;gap:12px;padding:16px;display:grid}.section-heading{color:var(--navy);align-items:center;gap:8px;display:flex}.section-heading svg{flex:none}.segmented-control{grid-template-columns:repeat(3,minmax(0,1fr));gap:8px;display:grid}.segment{min-height:42px;color:var(--text);border:1px solid var(--line-strong);cursor:pointer;background:#fff;border-radius:8px;justify-content:center;align-items:center;gap:8px;padding:0 10px;display:inline-flex}.segment.active{color:#fff;background:var(--navy);border-color:var(--navy)}.field-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:12px;display:grid}.wide-field{grid-column:1/-1}.input-field{gap:6px;display:grid}.input-field span{color:var(--muted);font-size:.82rem;font-weight:700}.input-field input{width:100%;min-width:0;height:42px;color:var(--text);border:1px solid var(--line-strong);background:#fff;border-radius:8px;outline:none;padding:0 11px}.input-field input:focus{border-color:var(--blue);box-shadow:0 0 0 3px #1f6feb24}.input-field input[aria-invalid=true]{border-color:var(--danger)}.input-field small{color:var(--danger);font-size:.78rem;line-height:1.3}.lookup-row{grid-template-columns:minmax(0,1fr) auto;gap:8px;display:grid}.lookup-button{color:#fff;background:var(--navy);cursor:pointer;white-space:nowrap;border:0;border-radius:8px;justify-content:center;align-items:center;gap:8px;min-height:42px;padding:0 12px;font-weight:800;display:inline-flex}.lookup-button:disabled{cursor:wait;opacity:.72}.lookup-status{color:var(--muted);margin:-2px 0 0;font-size:.86rem;line-height:1.35}.result-list{border:1px solid var(--line);border-top:1px solid var(--line);background:#fff;border-radius:8px;max-height:220px;display:grid;overflow-y:auto}.result-row{width:100%;color:var(--text);text-align:left;border:0;border-bottom:1px solid var(--line);cursor:pointer;background:0 0;grid-template-columns:auto minmax(0,1fr);gap:10px;padding:10px 12px;display:grid}.result-row:last-child{border-bottom:0}.result-row svg{color:var(--green);margin-top:2px}.result-row strong,.result-row small{display:block}.result-row strong{font-size:.92rem;line-height:1.35}.result-row small{color:var(--muted);font-size:.82rem;line-height:1.35}.result-row:hover strong,.result-row:focus-visible strong{color:var(--blue)}.result-row:focus-visible{outline-offset:-3px;outline:3px solid #1f6feb2e}.toggle-grid{gap:8px;padding-top:2px;display:grid}.toggle-row{color:var(--text);align-items:center;gap:10px;font-size:.92rem;line-height:1.35;display:flex}.toggle-row input{width:18px;height:18px;accent-color:var(--navy)}.action-row{background:linear-gradient(#fff3,#fff 34%);gap:10px;padding:14px 0 2px;display:grid;position:sticky;bottom:-28px}.primary-button{color:#fff;background:var(--blue);cursor:pointer;border:0;border-radius:8px;justify-content:center;align-items:center;gap:9px;min-height:48px;padding:0 18px;font-weight:800;display:inline-flex}.primary-button:disabled{cursor:wait;opacity:.75}.primary-button:not(:disabled):hover{background:var(--blue-dark)}.spin{animation:.9s linear infinite spin}.status-text{min-height:20px;color:var(--muted);margin:0;font-size:.9rem}.preview-pane{background-color:#dfe5ed;background-image:linear-gradient(90deg,#0f2f4d0f 1px,#0000 1px),linear-gradient(#0f2f4d0f 1px,#0000 1px),none;background-position:0 0,0 0,0 0;background-repeat:repeat,repeat,repeat;background-size:28px 28px;background-attachment:scroll,scroll,scroll;background-origin:padding-box,padding-box,padding-box;background-clip:border-box,border-box,border-box;place-items:start center;min-width:0;padding:34px;display:grid;overflow:auto}.preview-scale{transform-origin:top;width:210mm;min-height:297mm;box-shadow:var(--shadow)}.preview-scale .letter-page{min-height:297mm}@keyframes spin{to{transform:rotate(360deg)}}@media (max-width:1120px){.app-shell{grid-template-columns:1fr}.form-pane{border-right:0;border-bottom:1px solid var(--line);max-height:none}.preview-pane{min-height:70vh}}@media (max-width:760px){.auth-shell{grid-template-columns:1fr}.auth-brand-panel{min-height:290px;padding:2rem 1.5rem}.auth-brand-panel>small{display:none}.auth-logo{border-radius:16px;width:96px;height:96px;margin-bottom:1rem}.auth-brand-lockup{width:min(100%,300px)}.auth-brand-lockup p{font-size:.78rem}.auth-brand-lockup h1{margin-top:.65rem;padding-top:.65rem;font-size:2.35rem}.auth-form-panel{padding:2.2rem 1.2rem}.form-pane{padding:18px}.app-title{align-items:flex-start}.app-title-actions{flex-direction:column;align-items:flex-end}h1{font-size:1.7rem}.field-grid,.segmented-control,.lookup-row{grid-template-columns:1fr}.preview-pane{padding:18px 10px}.preview-scale{margin-bottom:-160mm;transform:scale(.46)}}@media (min-width:761px) and (max-width:1360px){.preview-scale{margin-bottom:-84mm;transform:scale(.72)}}