:root{--ink:#2b2d31;--muted:#6b7280;--line:#e5e7eb;--bg:#f4f5f7;--card:#fff;--accent:#0b9e6e;--accent-dark:#097a55;--nav:#1f2430;--nav-ink:#c8cdd6}*{box-sizing:border-box}body,html{margin:0;padding:0}body{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Arial,sans-serif;color:var(--ink);background:var(--bg);font-size:14px}a{color:var(--accent-dark)}h1,h2,h3{margin:0 0 12px}.layout{display:flex;min-height:100vh}.nav{width:210px;background:var(--nav);color:var(--nav-ink);padding:18px 0;flex-shrink:0}.nav .brand{display:block;padding:14px 18px 18px}.nav .brand img{height:26px;width:auto;display:block}.nav-links,.nav-links a{display:block}.nav-links a{color:var(--nav-ink);text-decoration:none;padding:10px 18px;font-size:14px}.nav-links a.active,.nav-links a:hover{background:hsla(0,0%,100%,.08);color:#fff}.nav-logout{margin-top:24px;padding:0 18px}.nav-logout .btn{width:100%}.main{flex:1 1;padding:24px 28px;max-width:1200px}.topbar{display:flex;justify-content:space-between;align-items:center}.card,.topbar{margin-bottom:18px}.card{background:var(--card);border:1px solid var(--line);border-radius:10px;padding:18px}.btn{display:inline-block;background:var(--accent);color:#fff;border:none;padding:9px 16px;border-radius:7px;font-weight:600;cursor:pointer;font-size:14px;text-decoration:none}.btn:hover{background:var(--accent-dark)}.btn.ghost{background:#fff;color:var(--ink);border:1px solid var(--line)}.btn.small{padding:6px 11px;font-size:13px}.btn:disabled{opacity:.6;cursor:default}table{width:100%;border-collapse:collapse}td,th{text-align:left;padding:9px 8px;border-bottom:1px solid var(--line);font-size:13px;vertical-align:middle}th{color:var(--muted);font-weight:600;font-size:12px;text-transform:uppercase;letter-spacing:.02em}input,select,textarea{width:100%;padding:8px 10px;border:1px solid var(--line);border-radius:6px;font-size:14px;font-family:inherit;background:#fff}input:focus,select:focus,textarea:focus{outline:2px solid var(--accent);border-color:var(--accent)}.field{display:block;margin-bottom:12px;font-size:13px;color:var(--muted);font-weight:600}.field input,.field select,.field textarea{margin-top:5px;color:var(--ink);font-weight:400}.grid2{grid-template-columns:1fr 1fr;grid-gap:12px}.grid2,.grid3{display:grid;gap:12px}.grid3{grid-template-columns:1fr 1fr 1fr;grid-gap:12px}.badge{display:inline-block;padding:3px 9px;border-radius:999px;font-size:12px;font-weight:600}.badge.DRAFT{background:#eef0f3;color:#555}.badge.SENT{background:#fff3d6;color:#8a6100}.badge.SIGNED{background:#e3f6ec;color:#097a55}.badge.INVOICED{background:#e6efff;color:#1d4ed8}.error{background:#fde8e8;color:#9b1c1c}.error,.success{padding:10px 12px;border-radius:7px;margin:10px 0}.success{background:#e3f6ec;color:#097a55}.muted{color:var(--muted)}.small{font-size:12px}.row-actions{display:flex;gap:6px}.line-table input,.line-table select{padding:6px 8px;font-size:13px}.line-table td{padding:5px 4px}.table-wrap{overflow-x:auto;-webkit-overflow-scrolling:touch}.center{max-width:420px;margin:60px auto}.sigpad{border:1px dashed #b6bcc6;border-radius:8px;background:#fff;touch-action:none;width:100%}.signwrap{max-width:720px;margin:0 auto}@media (max-width:720px){body{font-size:15px}.layout{flex-direction:column}.nav{width:100%;display:flex;align-items:center;flex-wrap:wrap;gap:2px 4px;padding:8px 10px}.nav .brand{padding:4px 8px 4px 4px}.nav .brand img{height:24px}.nav-links{display:flex;flex-wrap:wrap;gap:2px}.nav-links a{padding:9px 11px;border-radius:6px}.nav-logout{margin-top:0;padding:0;margin-left:auto}.nav-logout .btn{width:auto}.main{padding:16px;max-width:100%}.grid2,.grid3{grid-template-columns:1fr}input,select,textarea{font-size:16px;padding:11px 12px}.btn{padding:12px 16px;font-size:15px}.btn.small{padding:9px 12px;font-size:14px}.line-table thead{display:none}.line-table,.line-table tbody,.line-table td,.line-table tr{display:block;width:100%}.line-table tr{border:1px solid var(--line);border-radius:8px;padding:10px;margin-bottom:10px}.line-table td{padding:5px 0!important;border:none}.line-table td:before{content:attr(data-label);display:block;font-size:11px;color:var(--muted);text-transform:uppercase;letter-spacing:.03em;margin-bottom:3px;font-weight:600}.line-table td input,.line-table td select{width:100%!important}.line-table td.line-del{text-align:right;padding-top:2px!important}.line-table td.line-del:before{display:none}}