:root{--bg: #f4f6f8;--surface: #ffffff;--border: #dfe3e8;--text: #1c2430;--muted: #6b7684;--brand: #1f6f4a;--brand-soft: #e8f3ed;--danger: #b3261e;--warn: #8a6100;--radius: 8px}*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--text);font-family:Vazirmatn,IRANSans,Segoe UI,Tahoma,sans-serif;font-size:14px;line-height:1.7}h1,h2,h3{margin:0 0 12px;font-weight:600}h1{font-size:20px}h2{font-size:17px}h3{font-size:15px}a{color:var(--brand);text-decoration:none}.muted{color:var(--muted)}.center{display:grid;place-items:center;min-height:60vh}.row{display:flex;gap:8px;align-items:center;flex-wrap:wrap}.spread{display:flex;justify-content:space-between;align-items:center;gap:12px;flex-wrap:wrap}.grid{display:grid;gap:12px}.stack>*+*{margin-top:12px}.app-header{background:var(--surface);border-bottom:1px solid var(--border);padding:10px 20px;position:sticky;top:0;z-index:10}.app-header nav{display:flex;gap:4px;flex-wrap:wrap}.app-header nav a{padding:6px 12px;border-radius:var(--radius);color:var(--muted)}.app-header nav a:hover{background:var(--bg)}.app-header nav a.active{background:var(--brand-soft);color:var(--brand);font-weight:600}.app-main{max-width:1100px;margin:0 auto;padding:20px}.card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);padding:16px}.card+.card{margin-top:12px}.section-title{display:flex;align-items:center;gap:8px;border-bottom:1px solid var(--border);padding-bottom:8px;margin-bottom:12px}.section-badge{background:var(--brand);color:#fff;border-radius:4px;min-width:26px;height:24px;display:grid;place-items:center;font-size:13px}label{display:block;font-size:13px;color:var(--muted);margin-bottom:4px}input,select,textarea,button{font:inherit;color:inherit}input,select,textarea{width:100%;padding:7px 10px;border:1px solid var(--border);border-radius:6px;background:#fff}input:focus,select:focus,textarea:focus{outline:2px solid var(--brand-soft);border-color:var(--brand)}input:disabled,select:disabled,textarea:disabled{background:#f7f8f9;color:var(--muted)}textarea{min-height:64px;resize:vertical}button{padding:7px 16px;border-radius:6px;border:1px solid var(--border);background:#fff;cursor:pointer}button:hover:not(:disabled){background:var(--bg)}button:disabled{opacity:.5;cursor:not-allowed}button.primary{background:var(--brand);border-color:var(--brand);color:#fff}button.primary:hover:not(:disabled){filter:brightness(1.1)}button.danger{color:var(--danger);border-color:#f0c4c1}button.link{border:none;background:none;color:var(--brand);padding:2px 6px}.table-wrap{overflow-x:auto}table{width:100%;border-collapse:collapse}th,td{padding:8px 10px;text-align:right;border-bottom:1px solid var(--border)}th{color:var(--muted);font-weight:600;font-size:13px;background:#fafbfc}tbody tr:hover{background:#fafbfc}td.num,th.num{text-align:center;font-variant-numeric:tabular-nums}.badge{display:inline-block;padding:2px 8px;border-radius:99px;font-size:12px;background:var(--bg);color:var(--muted)}.badge.draft{background:#eef0f2;color:#55606d}.badge.submitted{background:#fff4de;color:var(--warn)}.badge.approved{background:var(--brand-soft);color:var(--brand)}.badge.rejected{background:#fdeceb;color:var(--danger)}.alert{padding:10px 14px;border-radius:var(--radius);margin-bottom:12px}.alert.error{background:#fdeceb;color:var(--danger)}.alert.info{background:var(--brand-soft);color:var(--brand)}.field-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(180px,1fr));gap:12px}.slot-row{display:grid;gap:8px;align-items:end;margin-bottom:8px}.sticky-actions{position:sticky;bottom:0;background:var(--surface);border-top:1px solid var(--border);padding:12px 16px;margin-top:16px;display:flex;gap:8px;justify-content:flex-end;border-radius:0 0 var(--radius) var(--radius)}