:root{
  --navy:#12305c; --blue:#1f6fb2; --green:#3aa447; --paper:#f4f6f8;
  --card:#fff; --ink:#1a2333; --muted:#6b7686; --line:#d8e0e8;
}
*{box-sizing:border-box}
body{margin:0;font-family:'Segoe UI',Arial,sans-serif;background:var(--paper);color:var(--ink)}
header{background:var(--navy);color:#fff;padding:17px 28px;display:flex;align-items:center;justify-content:space-between;gap:15px}
header h1{margin:0;font-size:19px;letter-spacing:.4px}.header-sub{font-size:11px;color:#bcd1e8;margin-top:3px}
nav a{color:#cfe3f7;text-decoration:none;font-size:13px;margin-left:18px;padding-bottom:3px;border-bottom:1px solid transparent}nav a.active,nav a:hover{color:#fff;border-bottom-color:#fff}
.wrap{max-width:1120px;margin:0 auto;padding:24px;display:grid;grid-template-columns:1fr 1fr;gap:18px}@media(max-width:900px){.wrap{grid-template-columns:1fr}}
.card{background:var(--card);border:1px solid var(--line);border-radius:9px;padding:18px 20px;box-shadow:0 2px 8px rgba(18,48,92,.04)}
.card h2{font-size:13px;text-transform:uppercase;letter-spacing:.8px;color:var(--blue);margin:0 0 14px;border-bottom:2px solid #e8edf2;padding-bottom:8px}.card h3{font-size:12px;color:var(--navy);margin:18px 0 8px}
label{display:block;font-size:11.5px;color:var(--muted);margin:9px 0 4px}input,textarea,select{width:100%;padding:8px 9px;border:1px solid var(--line);border-radius:5px;font-size:13px;font-family:inherit;color:var(--ink);background:#fbfcfd}input:focus,textarea:focus,select:focus{outline:none;border-color:var(--blue);background:#fff}textarea{resize:vertical;min-height:48px}
.row2,.compact-grid{display:grid;grid-template-columns:1fr 1fr;gap:11px}.compact-grid{grid-template-columns:1fr 1fr}.memo-row{align-items:end}.memo-actions{display:flex;align-items:end}.memo-actions label{visibility:hidden}
.field-note{font-size:10.5px;color:var(--muted);margin-top:5px;line-height:1.35}.new-customer-wrap{display:none}.new-customer-wrap.show{display:block}
.secondary-btn{width:100%;height:35px;border:1px solid var(--blue);background:#eef6ff;color:var(--blue);border-radius:5px;cursor:pointer;font-weight:600}.secondary-btn:hover{background:#e2f0ff}
.items-head{display:grid;grid-template-columns:1.15fr 1fr 1fr .75fr .75fr 28px;gap:6px;font-size:9.5px;text-transform:uppercase;color:var(--muted);padding:0 2px;margin-top:10px}.item-row{display:grid;grid-template-columns:1.15fr 1fr 1fr .75fr .75fr 28px;gap:6px;margin-top:6px;align-items:center}.item-row input,.item-row select{padding:7px 6px;font-size:12px}.remove-btn{background:#fde8e8;color:#c0392b;border:0;border-radius:5px;height:31px;cursor:pointer}.add-btn{margin-top:11px;background:#eaf3ff;color:var(--blue);border:1px dashed var(--blue);border-radius:5px;padding:8px 11px;cursor:pointer;font-size:12px;width:100%}
.adv-row{display:grid;grid-template-columns:1fr 1fr;gap:11px;margin-top:10px}.totals{margin-top:13px;padding-top:9px;border-top:1px solid var(--line);font-size:13px}.totals div{display:flex;justify-content:space-between;padding:4px 0}.totals .grand{font-weight:700;font-size:15px;color:var(--navy);border-top:1px solid var(--line);margin-top:5px;padding-top:7px}
.upload-row{display:grid;grid-template-columns:1fr 1fr;gap:14px}.preview-wrap{display:none;align-items:center;gap:8px;margin-top:7px}.preview-wrap.show{display:flex}.preview-wrap img{max-width:105px;max-height:45px;border:1px solid var(--line);border-radius:4px;padding:3px;background:#fff}.preview-wrap button{border:0;background:#fde8e8;color:#c0392b;border-radius:4px;padding:5px 7px;font-size:10px;cursor:pointer}
.btn-row{grid-column:1/-1;display:flex;gap:10px;flex-wrap:wrap}.generate,.save-btn{flex:1;min-width:220px;border:0;border-radius:7px;padding:13px 18px;font-size:14px;font-weight:600;cursor:pointer;color:#fff}.generate{background:var(--green)}.generate:hover{background:#329240}.save-btn{background:var(--blue)}.save-btn:hover{background:#175a92}.hint{grid-column:1/-1;font-size:11.5px;color:var(--muted);margin-top:-6px}.status-msg{grid-column:1/-1;font-size:12px;padding:9px 12px;border-radius:5px;display:none}.status-msg.ok{background:#e7f7ea;color:#1e7d33;display:block}.status-msg.err{background:#fde8e8;color:#c0392b;display:block}
.page-card{max-width:1120px;margin:0 auto;padding:24px}.search-bar{display:flex;gap:9px;margin-bottom:14px}.search-bar input{flex:1}table{width:100%;border-collapse:collapse;background:#fff}th,td{padding:9px 11px;text-align:left;border-bottom:1px solid var(--line);font-size:12.5px}th{background:#f0f4f8;color:var(--muted);text-transform:uppercase;font-size:10px;letter-spacing:.4px}tr:hover{background:#f9fbfd}.actions a,.actions button{font-size:12px;margin-right:9px;cursor:pointer;border:0;background:none;color:var(--blue);text-decoration:none;padding:0}.actions button.del{color:#c0392b}
@media(max-width:650px){.row2,.compact-grid,.upload-row{grid-template-columns:1fr}.items-head,.item-row{grid-template-columns:1fr 1fr 1fr .8fr .8fr 28px}.items-head span:nth-child(1),.item-row input:nth-child(1){min-width:0}header{padding:14px 18px}.wrap,.page-card{padding:15px}}