:root{--ink: #16202c;--muted: #64748b;--line: #dbe2ea;--surface: #ffffff;--ground: #f1f5f9;--accent: #1d4ed8;--danger: #b91c1c;font-family:Noto Sans Thai,Sarabun,Tahoma,Segoe UI,system-ui,sans-serif;line-height:1.65;color:var(--ink)}*{box-sizing:border-box}body{margin:0;background:var(--ground)}button,input,select{font:inherit}.center{text-align:center;margin-top:4rem}.muted{color:var(--muted)}.error{color:var(--danger);margin:.5rem 0 0}.mono{font-variant-numeric:tabular-nums}.right{text-align:right}.login{display:flex;justify-content:center;align-items:center;min-height:100vh;padding:1rem}.card{background:var(--surface);border:1px solid var(--line);border-radius:10px;padding:2rem}.login-card{width:min(24rem,100%);display:flex;flex-direction:column;gap:.75rem}.login-card h1{margin:0;font-size:1.5rem}.subtitle{margin:0 0 .5rem;color:var(--muted)}label{display:flex;flex-direction:column;gap:.25rem;font-size:.9rem;color:var(--muted)}input,select{padding:.55rem .65rem;border:1px solid var(--line);border-radius:6px;background:var(--surface);color:var(--ink)}input:focus-visible,select:focus-visible,button:focus-visible{outline:2px solid var(--accent);outline-offset:1px}button[type=submit]{margin-top:.5rem;padding:.6rem;border:0;border-radius:6px;background:var(--accent);color:#fff;cursor:pointer}button[type=submit]:disabled{background:var(--muted);cursor:not-allowed}.topbar{display:flex;flex-wrap:wrap;gap:.5rem;justify-content:space-between;align-items:center;padding:.75rem 1.25rem;background:var(--surface);border-bottom:1px solid var(--line)}.who{display:flex;align-items:center;gap:1rem;color:var(--muted);font-size:.9rem}.link{border:0;background:none;color:var(--accent);cursor:pointer;padding:0}.menu{display:flex;gap:.25rem;padding:0 1.25rem;background:var(--surface);border-bottom:1px solid var(--line)}.menu button{border:0;border-bottom:2px solid transparent;background:none;padding:.6rem .9rem;cursor:pointer;color:var(--muted)}.menu button.active{color:var(--ink);border-bottom-color:var(--accent)}main{padding:1.25rem}.screen-header{display:flex;flex-wrap:wrap;gap:1rem;justify-content:space-between;align-items:end}.screen-header h2{margin:0;font-size:1.15rem}.filter{flex-direction:row;align-items:center;gap:.5rem}.table-scroll{overflow-x:auto;margin-top:1rem;background:var(--surface);border:1px solid var(--line);border-radius:8px}table{border-collapse:collapse;width:100%;font-size:.9rem}th,td{text-align:left;padding:.55rem .75rem;border-bottom:1px solid var(--line);white-space:nowrap}th{background:var(--ground);font-weight:600}tbody tr:last-child td{border-bottom:0}.badge{display:inline-block;padding:.1rem .5rem;border-radius:999px;font-size:.8rem}.badge-draft{background:#e2e8f0;color:#334155}.badge-submitted{background:#dbeafe;color:#1e40af}.badge-approved{background:#dcfce7;color:#166534}.badge-rejected{background:#fee2e2;color:#991b1b}tbody tr{cursor:pointer}tbody tr.selected{background:#e0e7ff}td.wrap,th.wrap{white-space:normal}.toolbar{display:flex;flex-wrap:wrap;align-items:center;gap:.4rem}.toolbar button,.panel-foot button{padding:.4rem .8rem;border:1px solid var(--line);border-radius:6px;background:var(--accent);color:#fff;cursor:pointer}.toolbar button.ghost,.panel-foot button.ghost{background:var(--surface);color:var(--ink)}.toolbar button.danger,.panel-foot button.danger{background:var(--danger);border-color:var(--danger)}.toolbar button:disabled,.panel-foot button:disabled{background:var(--ground);border-color:var(--line);color:var(--muted);cursor:not-allowed}.notice{margin:.75rem 0 0;padding:.5rem .75rem;border-left:3px solid var(--accent);background:#eef2ff;color:#1e293b}.backdrop{position:fixed;top:0;right:0;bottom:0;left:0;background:#0f172a73;display:flex;align-items:flex-start;justify-content:center;padding:2rem 1rem;overflow-y:auto;z-index:10}.panel{background:var(--surface);border-radius:10px;width:min(32rem,100%);max-width:100%}.panel-wide{width:min(56rem,100%)}.panel:focus-visible{outline:2px solid var(--accent)}.panel-head,.panel-foot{display:flex;align-items:center;gap:.5rem;padding:.75rem 1.25rem}.panel-head{justify-content:space-between;border-bottom:1px solid var(--line)}.panel-head h3{margin:0;font-size:1.05rem}.panel-foot{justify-content:flex-end;border-top:1px solid var(--line)}.panel-body{padding:1rem 1.25rem}.form-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(16rem,1fr));gap:.75rem 1.25rem}.field{display:flex;flex-direction:column;gap:.25rem}.field-label{font-size:.9rem;color:var(--muted)}.required{color:var(--danger)}.hint{font-size:.8rem;color:var(--muted)}.checkbox{width:1.1rem;height:1.1rem;align-self:start}textarea{padding:.55rem .65rem;border:1px solid var(--line);border-radius:6px;background:var(--surface);color:var(--ink);font:inherit;resize:vertical}.image-field{margin-top:1rem;padding-top:.75rem;border-top:1px solid var(--line);display:flex;flex-direction:column;gap:.4rem}.image-row{display:flex;flex-wrap:wrap;align-items:center;gap:1rem}.image-preview{width:9rem;height:6rem;display:flex;align-items:center;justify-content:center;border:1px dashed var(--line);border-radius:6px;overflow:hidden}.image-preview img{max-width:100%;max-height:100%}.image-actions{display:flex;flex-direction:column;gap:.4rem}.history{display:flex;flex-direction:column;gap:1rem}.history-versions{max-height:14rem;overflow-y:auto}.snapshots{display:grid;grid-template-columns:repeat(auto-fit,minmax(16rem,1fr));gap:1rem}.snapshot h4{margin:0 0 .5rem;font-size:.95rem}.snapshot dl{margin:0;font-size:.85rem}.snapshot dl>div{display:grid;grid-template-columns:10rem 1fr;gap:.5rem;padding:.15rem .25rem;border-bottom:1px solid var(--line)}.snapshot dl>div.changed{background:#fef9c3}.snapshot dt{color:var(--muted);overflow-wrap:anywhere}.snapshot dd{margin:0;overflow-wrap:anywhere}.tabs{display:flex;gap:.25rem}.tabs button{border:1px solid var(--line);border-radius:6px;background:var(--surface);color:var(--muted);padding:.4rem .8rem;cursor:pointer}.tabs button.active{background:var(--accent);border-color:var(--accent);color:#fff}.cascade{display:grid;grid-template-columns:repeat(auto-fit,minmax(15rem,1fr));gap:1rem;margin-top:1rem}.level{padding:.75rem 1rem 1rem;display:flex;flex-direction:column;gap:.6rem}.level h3{margin:0;font-size:1rem}.picklist{list-style:none;margin:0;padding:0;max-height:18rem;overflow-y:auto;border:1px solid var(--line);border-radius:6px}.picklist button{display:block;width:100%;text-align:left;border:0;border-bottom:1px solid var(--line);background:none;padding:.4rem .6rem;cursor:pointer;color:var(--ink)}.picklist button.active{background:#e0e7ff}.picklist li:last-child button{border-bottom:0}.picklist button{display:flex;justify-content:space-between;align-items:center;gap:.5rem}.quote{display:grid;grid-template-columns:repeat(auto-fit,minmax(19rem,1fr));gap:1rem;margin-top:1rem;align-items:start}.quote-input,.quote-result{padding:1rem 1.25rem 1.25rem}.quote-input{display:flex;flex-direction:column;gap:.6rem}.quote-input h3,.quote-result h3{margin:0 0 .25rem;font-size:1rem}.figures{margin:0;display:flex;flex-direction:column;gap:.1rem}.figure{display:flex;justify-content:space-between;gap:1rem;padding:.4rem 0;border-bottom:1px solid var(--line)}.figure dt{color:var(--muted)}.figure dd{margin:0}.figure.strong{font-weight:600;font-size:1.05rem}.figure.strong dt{color:var(--ink)}.problems{margin:.75rem 0 0;padding-left:1.1rem;font-size:.85rem}.section-heading{margin:1.75rem 0 0;font-size:1rem}.wizard-tabs{flex-wrap:wrap;margin-top:1rem}.page{margin-top:1rem}.documents-split{display:grid;grid-template-columns:minmax(16rem,1fr) minmax(20rem,2fr);gap:1rem;align-items:start}@media (max-width: 52rem){.documents-split{grid-template-columns:1fr}}.documents .card{padding:.75rem 1rem 1rem}.documents h3{margin:0;font-size:1rem}.attachments{list-style:none;margin:.5rem 0 0;padding:0;display:flex;flex-direction:column;gap:.35rem}.attachments li{display:flex;flex-wrap:wrap;align-items:baseline;gap:.6rem;padding:.4rem 0;border-bottom:1px solid var(--line);font-size:.9rem}.attachments a{color:var(--accent)}.approval{display:grid;grid-template-columns:repeat(auto-fit,minmax(20rem,1fr));gap:1rem;margin-top:1rem;align-items:start}.approval .card{padding:1rem 1.25rem 1.25rem}.approval h3{margin:0 0 .5rem;font-size:1rem}.field.wide{grid-column:1 / -1}.button-link{display:inline-block;padding:.4rem .8rem;border:1px solid var(--line);border-radius:6px;background:var(--accent);color:#fff;text-decoration:none}.button-link.disabled{background:var(--ground);border-color:var(--line);color:var(--muted);pointer-events:none}.delivery{margin-top:1.5rem;padding:1rem 1.25rem 1.25rem}.delivery h3{margin:0 0 .5rem;font-size:1rem}.delivery h4{margin:1rem 0 .35rem;font-size:.9rem}.delivery-tables{display:flex;flex-direction:column;gap:.25rem}.allocation{margin-top:.75rem;padding:.6rem .75rem;border:1px solid var(--line);border-radius:6px;background:var(--ground)}.allocation h4{margin:0 0 .4rem;font-size:.9rem}.allocation table{font-size:.85rem;background:var(--surface)}.allocation .hint{display:block;margin-top:.4rem}tbody tr.muted td{color:var(--muted)}tbody td .link+.link,tbody td .link+button.link{margin-left:.6rem}