:root{
  --bg:#f3f4f5;
  --surface:#ffffff;
  --surface-2:#f8f9fa;
  --text:#202326;
  --muted:#6c737a;
  --line:#dfe3e6;
  --line-strong:#cbd1d6;
  --accent:#2f617e;
  --accent-dark:#244c64;
  --success:#2f6d4f;
  --success-bg:#eef6f1;
  --danger:#a53d3d;
  --danger-bg:#fbefef;
  --warning:#8a641f;
  --warning-bg:#fbf5e7;
  --radius:8px;
  --font:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Helvetica,Arial,sans-serif;
}

*{box-sizing:border-box}
html{font-family:var(--font);color:var(--text);background:var(--bg)}
body{margin:0;background:var(--bg);font-size:15px;line-height:1.45}
a{color:inherit;text-decoration:none}
button,input,select,textarea{font:inherit}

/* Header */
.topbar{background:#fff;border-bottom:1px solid var(--line);position:sticky;top:0;z-index:20}
.topbar-inner{max-width:1160px;margin:0 auto;min-height:62px;padding:0 20px;display:grid;grid-template-columns:auto 1fr auto;align-items:center;gap:28px}
.brand{display:flex;align-items:center;gap:10px;min-width:0}
.brand-mark{width:34px;height:34px;border:1px solid #202326;background:#202326;color:#fff;border-radius:5px;display:grid;place-items:center;font-weight:750;font-size:12px;letter-spacing:.04em}
.brand>span:last-child{display:flex;flex-direction:column;line-height:1.12;min-width:0}
.brand b{font-size:14px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.brand small{font-size:11px;color:var(--muted);margin-top:3px;font-weight:400}
.main-nav{display:flex;align-items:stretch;height:62px;gap:3px}
.main-nav a{display:flex;align-items:center;padding:0 12px;color:#555d64;font-size:13px;border-bottom:2px solid transparent}
.main-nav a:hover{color:#202326;border-bottom-color:#9aa3aa}
.logout-link{font-size:13px;color:#666e75;padding:7px 0}
.logout-link:hover{color:#222}

.container{max-width:1160px;margin:0 auto;padding:30px 20px 64px}
.narrow{max-width:720px}

/* Titles */
.page-title-row{display:flex;align-items:flex-end;justify-content:space-between;gap:20px;margin:0 0 20px}
.page-title-row h1{font-size:28px;line-height:1.15;letter-spacing:-.02em;margin:5px 0 4px;font-weight:650}
.page-title-row p{margin:0;font-size:14px}
.muted{color:var(--muted)}
.back-link{display:inline-block;font-size:13px;color:#59636b;margin-bottom:4px}
.back-link:hover{text-decoration:underline}
.eyebrow,.loan-code{font-size:11px;font-weight:700;letter-spacing:.055em;color:#737b82;text-transform:uppercase}

/* Common surfaces */
.card{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius)}
.stack{display:grid;gap:14px}
.stack-xl{display:grid;gap:14px}

.btn{appearance:none;border:1px solid transparent;border-radius:6px;padding:9px 13px;font-weight:600;font-size:13px;line-height:1.2;cursor:pointer;display:inline-flex;align-items:center;justify-content:center;gap:6px;background:#fff;transition:background .12s,border-color .12s,color .12s}
.btn:hover{filter:brightness(.98)}
.btn:disabled{opacity:.55;cursor:not-allowed}
.btn-primary{background:var(--accent);border-color:var(--accent);color:#fff}
.btn-primary:hover{background:var(--accent-dark);border-color:var(--accent-dark)}
.btn-secondary{background:#fff;border-color:var(--line-strong);color:#30363b}
.btn-secondary:hover{background:#f5f6f7}
.btn-success{background:var(--success);border-color:var(--success);color:#fff}
.btn-ghost{background:#fff;border-color:var(--line);color:#4f5860}
.btn-small{padding:7px 10px;font-size:12px}
.btn-large{padding:10px 15px;font-size:14px}

/* Dashboard */
.stats-grid{display:grid;grid-template-columns:repeat(3,1fr);border:1px solid var(--line);background:#fff;border-radius:var(--radius);margin-bottom:14px;overflow:hidden}
.stat{padding:16px 18px;display:grid;grid-template-columns:1fr auto;align-items:center;gap:14px;min-height:72px;border-right:1px solid var(--line)}
.stat:last-child{border-right:0}
.stat span{color:var(--muted);font-size:12px}
.stat b{font-size:23px;font-weight:650;font-variant-numeric:tabular-nums}
.toolbar{padding:10px;margin-bottom:12px}
.search-form{display:grid;grid-template-columns:minmax(220px,1fr) 170px auto;gap:8px}

input,select,textarea{width:100%;border:1px solid var(--line-strong);background:#fff;border-radius:6px;padding:10px 11px;color:var(--text);outline:none;transition:border-color .12s,box-shadow .12s}
input::placeholder,textarea::placeholder{color:#9ba2a8}
input:focus,select:focus,textarea:focus{border-color:#6e93aa;box-shadow:0 0 0 2px rgba(47,97,126,.09)}
textarea{resize:vertical;min-height:90px}
label{display:flex;flex-direction:column;gap:6px;font-size:12px;font-weight:650;color:#4d555c}

.loan-list{display:grid;gap:7px}
.loan-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:14px 16px;display:flex;align-items:center;justify-content:space-between;gap:18px}
.loan-card:hover{border-color:#bcc4ca;background:#fcfcfc}
.loan-main{min-width:0}
.loan-main h3{margin:4px 0 3px;font-size:15px;font-weight:620;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.loan-main h3 span{color:#a2a8ad;font-weight:400;padding:0 3px}
.loan-main p{margin:0;color:var(--muted);font-size:12px}
.loan-status{display:inline-flex;align-items:center;padding:5px 8px;border-radius:4px;font-size:11px;font-weight:700;white-space:nowrap;border:1px solid transparent}
.status-active{background:#f1f5f7;color:#315f78;border-color:#d9e4ea}
.status-returned{background:var(--success-bg);color:#2b6749;border-color:#d6eadf}
.empty{text-align:center;padding:48px 20px}
.empty-icon{display:none}
.empty h2{margin:0 0 5px;font-size:18px}
.empty p{margin:0 0 16px;color:var(--muted);font-size:13px}

/* Forms */
.form-card{padding:0;overflow:hidden}
.section-head{display:flex;gap:12px;align-items:flex-start;padding:15px 18px;border-bottom:1px solid var(--line);background:#fafafa;margin:0}
.section-head h2{margin:0 0 2px;font-size:15px;font-weight:650}
.section-head p{margin:0;color:var(--muted);font-size:12px;font-weight:400}
.step{width:24px;height:24px;border:1px solid var(--line-strong);border-radius:4px;background:#fff;color:#58626a;display:grid;place-items:center;font-weight:700;font-size:11px;flex:0 0 auto}
.form-card>.form-grid,.form-card>.signature-grid,.form-card>.date-field,.form-card>.items-editor,.form-card>.return-items,.form-card>.radio-cards,.form-card>label{margin:18px}
.form-card>.items-editor{margin-bottom:9px}
.form-card>#add-item{margin:0 18px 18px}
.form-grid,.signature-grid{display:grid;grid-template-columns:1fr 1fr;gap:14px 18px}
.date-field{max-width:300px}
.items-editor{display:grid;gap:7px}
.item-row{display:grid;grid-template-columns:84px minmax(0,1fr) 38px;gap:7px;align-items:center}
.qty-input{text-align:center;font-variant-numeric:tabular-nums}
.icon-btn{border:1px solid var(--line-strong);background:#fff;width:38px;height:38px;border-radius:6px;font-size:20px;line-height:1;color:#777;cursor:pointer}
.icon-btn:hover{background:#f4f5f6;color:#333}
.signature-box{height:180px;border:1px solid var(--line-strong);border-radius:6px;margin-top:2px;position:relative;overflow:hidden;background:#fff}
.signature-box:before{content:"";position:absolute;left:12px;right:12px;bottom:35px;border-bottom:1px solid #e4e7e9;pointer-events:none}
.signature-box canvas{display:block;width:100%;height:100%;touch-action:none;position:relative;z-index:1}
.signature-hint{position:absolute;left:10px;bottom:9px;color:#9aa1a7;font-size:10px;font-weight:400;pointer-events:none;z-index:2}
.signature-clear{position:absolute;right:7px;top:7px;z-index:2;border:1px solid var(--line);border-radius:5px;background:#fff;padding:5px 7px;font-size:10px;cursor:pointer;color:#676f76}
.submit-main{justify-self:end;min-width:210px;margin-top:2px}

.alert{padding:11px 13px;border-radius:6px;margin-bottom:14px;font-size:13px;border:1px solid var(--line)}
.alert ul{margin:7px 0 0;padding-left:19px}
.alert-success{background:var(--success-bg);color:#285f44;border-color:#cfe4d7}
.alert-danger{background:var(--danger-bg);color:#853535;border-color:#e9cfcf}
.alert-info{background:#eef4f7;color:#315b72;border-color:#d4e2e9}

.return-items{display:grid;gap:7px}
.return-item{display:grid;grid-template-columns:1fr 118px;gap:16px;align-items:center;background:#fafafa;border:1px solid var(--line);border-radius:6px;padding:10px 12px}
.return-item>div{display:flex;flex-direction:column;gap:2px}
.return-item b{font-size:13px}
.return-item small{color:var(--muted);font-size:11px}
.return-item label input{text-align:center}
.radio-cards{display:grid;grid-template-columns:1fr 1fr;gap:8px;margin-bottom:0!important}
.radio-cards label{display:grid;grid-template-columns:auto 1fr;gap:9px;align-items:start;padding:11px 12px;border:1px solid var(--line-strong);border-radius:6px;background:#fff;cursor:pointer}
.radio-cards label:has(input:checked){border-color:#7897aa;background:#f6f9fa}
.radio-cards input{width:auto;margin-top:2px;accent-color:var(--accent)}
.radio-cards span{display:flex;flex-direction:column;gap:2px}
.radio-cards b{font-size:12px}
.radio-cards small{font-weight:400;color:var(--muted);font-size:11px}

/* Detail view */
.actions-wrap{display:flex;align-items:center}
.detail-card{padding:0;margin-bottom:14px;overflow:hidden}
.detail-head{display:flex;align-items:center;justify-content:space-between;gap:14px;padding:15px 18px;border-bottom:1px solid var(--line);background:#fafafa;margin:0}
.detail-head h2{margin:0 0 2px;font-size:15px}
.detail-head p{margin:0;color:var(--muted);font-size:12px}
.detail-grid{display:grid;grid-template-columns:repeat(3,1fr);border-bottom:1px solid var(--line)}
.detail-grid>div{padding:14px 18px;display:flex;flex-direction:column;gap:3px;border-right:1px solid var(--line);min-width:0}
.detail-grid>div:last-child{border-right:0}
.detail-grid small,.signature-display-grid small{color:var(--muted);font-size:10px;text-transform:uppercase;letter-spacing:.045em}
.detail-grid b{font-size:13px;overflow-wrap:anywhere}
.detail-card h3{font-size:12px;text-transform:uppercase;letter-spacing:.04em;color:#626a71;margin:18px 18px 8px}
.table-wrap{overflow-x:auto;margin:0 18px}
table{width:100%;border-collapse:collapse}
th,td{text-align:left;padding:9px 9px;border-bottom:1px solid var(--line);font-size:12px;vertical-align:middle}
th{color:#697178;font-size:10px;text-transform:uppercase;letter-spacing:.045em;font-weight:700;background:#fafafa}
.signature-display-grid{display:grid;grid-template-columns:1fr 1fr;gap:10px;margin:18px}
.signature-display-grid>div{border:1px solid var(--line);border-radius:6px;padding:11px 12px;display:grid;gap:4px;min-width:0}
.signature-display-grid b{font-size:12px}
.signature-display-grid img{height:76px;max-width:100%;object-fit:contain;object-position:left center;margin-top:4px}
.doc-actions{display:flex;flex-wrap:wrap;gap:7px;padding:13px 18px;border-top:1px solid var(--line);background:#fafafa}
.big-status{padding:6px 9px;background:var(--success-bg);color:#2b6749;border:1px solid #d6eadf;border-radius:5px;font-weight:700;font-size:12px}
.mini-status{display:inline-flex;font-size:10px;font-weight:700;padding:4px 6px;border-radius:4px;border:1px solid transparent;white-space:nowrap}
.mini-status.ok{background:var(--success-bg);color:#2b6749;border-color:#d6eadf}
.mini-status.warn{background:var(--warning-bg);color:#795719;border-color:#eadfbf}

/* Modal */
.modal[hidden]{display:none}
.modal{position:fixed;inset:0;z-index:100;display:grid;place-items:center;padding:20px}
.modal-backdrop{position:absolute;inset:0;background:rgba(20,24,28,.48)}
.modal-card{position:relative;width:min(440px,100%);background:#fff;border:1px solid var(--line-strong);border-radius:8px;box-shadow:0 18px 50px rgba(0,0,0,.18);padding:19px}
.modal-card h2{margin:0 0 4px;font-size:18px}
.modal-card p{font-size:13px}
.modal-close{position:absolute;right:10px;top:8px;border:0;background:transparent;font-size:22px;cursor:pointer;color:#697178}
.modal-actions{display:flex;justify-content:flex-end;gap:7px;margin-top:16px}
.inline-success,.inline-error{padding:8px 10px;border-radius:5px;font-size:11px;margin-top:9px}
.inline-success{background:var(--success-bg);color:#2b6749}
.inline-error{background:var(--danger-bg);color:#853535}

/* Login */
.login-body{min-height:100vh;display:grid;place-items:center;padding:20px;background:#eef0f2}
.login-wrap{width:min(390px,100%)}
.login-card{padding:22px;border-radius:8px}
.login-brand{margin-bottom:20px;padding-bottom:16px;border-bottom:1px solid var(--line)}
.login-card .btn{width:100%}

/* PDF - intentionally separate from the web interface */
.pdf-stage{position:fixed;left:-20000px;top:0;width:794px;pointer-events:none;background:#fff}
.pdf-document{width:794px;height:1123px;overflow:hidden;background:#fff;color:#000;font-family:Arial,Helvetica,sans-serif;font-size:12px;line-height:1.22}
.pdf-form-document{padding:54px 82px 48px}
.pdf-form-title{text-align:center;font-size:16px;line-height:1.2;margin:0 0 46px;font-weight:700}
.pdf-form-box{border:2px solid #111;padding:18px 7px 30px;width:100%}
.pdf-form-box h2{font-size:13px;margin:0 0 18px;font-weight:700}
.pdf-loan-box{min-height:258px;margin-bottom:49px}
.pdf-return-box{min-height:327px}
.pdf-lead{margin:0 0 7px;font-size:11px}
.pdf-item-lines{list-style:none;margin:0 0 15px;padding:0;font-size:11px}
.pdf-item-lines li{margin:3px 0;padding-left:0}
.pdf-item-qty{display:inline-block;min-width:58px;border-bottom:1px solid #111;text-align:center;padding:0 3px 1px;margin-right:3px;font-weight:400}
.pdf-inline-field{display:flex;align-items:flex-end;gap:5px;min-height:17px;font-size:11px;margin:4px 0}
.pdf-write-line{display:inline-flex;align-items:flex-end;min-width:160px;min-height:17px;border-bottom:1px solid #111;padding:0 4px 1px;position:relative;font-size:11px;overflow:hidden}
.pdf-date-line{width:160px}
.pdf-short-line{width:80px;min-width:80px}
.pdf-signature-table{display:grid;grid-template-columns:1fr 1fr;border:1px dashed #999;margin-top:33px;height:87px}
.pdf-signature-cell{padding:6px 8px;min-width:0;font-size:11px}
.pdf-signature-cell+.pdf-signature-cell{border-left:1px dashed #999}
.pdf-signature-cell>b{display:block;margin-bottom:10px;font-size:11px}
.pdf-name-line,.pdf-sign-line{display:grid;grid-template-columns:auto 1fr;align-items:end;gap:5px;margin:8px 0;min-width:0}
.pdf-name-line .pdf-write-line,.pdf-sign-line .pdf-write-line{width:100%;min-width:0;height:18px;white-space:nowrap;text-overflow:ellipsis}
.pdf-sign-line .pdf-write-line{height:19px}
.pdf-sign-line img{position:absolute;left:4px;bottom:-2px;height:28px;max-width:170px;object-fit:contain;object-position:left bottom}
.pdf-condition-title{font-size:11px;margin-top:23px;margin-bottom:7px}
.pdf-check-row{font-size:11px;display:flex;align-items:center;gap:4px;margin:4px 0}
.pdf-check-box{width:9px;height:9px;border:1px solid #111;display:inline-grid;place-items:center;font-size:8px;line-height:1;font-weight:700;flex:0 0 auto}
.pdf-check-box.checked:after{content:'✓';transform:translateY(-1px)}
.pdf-notes-line{display:grid;grid-template-columns:auto 1fr;gap:5px;align-items:end;margin-top:19px;font-size:11px}
.pdf-notes-line .pdf-write-line{width:100%;min-width:0;white-space:nowrap;text-overflow:ellipsis}
.pdf-return-signatures{margin-top:42px}
.pdf-return-item-line{margin:1px 0}
.pdf-return-empty .pdf-return-signatures{margin-top:42px}

@media(max-width:760px){
  .topbar-inner{grid-template-columns:1fr auto;min-height:auto;padding:9px 14px;gap:10px}
  .brand small{display:none}
  .main-nav{grid-column:1/-1;grid-row:2;height:38px;margin:0 -14px -9px;padding:0 8px;border-top:1px solid var(--line);overflow-x:auto}
  .main-nav a{height:38px;padding:0 10px;white-space:nowrap}
  .logout-link{grid-column:2;grid-row:1}
  .container{padding:22px 14px 48px}
  .page-title-row{align-items:stretch;flex-direction:column;margin-bottom:16px}
  .page-title-row h1{font-size:24px}
  .page-title-row>.btn,.actions-wrap .btn{width:100%}
  .stats-grid{grid-template-columns:1fr}
  .stat{border-right:0;border-bottom:1px solid var(--line);min-height:58px;padding:12px 14px}
  .stat:last-child{border-bottom:0}
  .stat b{font-size:20px}
  .search-form{grid-template-columns:1fr}
  .loan-card{align-items:flex-start;flex-direction:column;gap:9px}
  .loan-main h3{white-space:normal}
  .loan-status{align-self:flex-start}
  .form-grid,.signature-grid,.detail-grid,.signature-display-grid,.radio-cards{grid-template-columns:1fr}
  .form-card>.form-grid,.form-card>.signature-grid,.form-card>.date-field,.form-card>.items-editor,.form-card>.return-items,.form-card>.radio-cards,.form-card>label{margin:14px}
  .form-card>#add-item{margin:0 14px 14px}
  .section-head{padding:13px 14px}
  .item-row{grid-template-columns:70px minmax(0,1fr) 38px}
  .signature-box{height:170px}
  .submit-main{justify-self:stretch;width:100%;min-width:0}
  .return-item{grid-template-columns:1fr 92px}
  .detail-grid{border-bottom:0}
  .detail-grid>div{border-right:0;border-bottom:1px solid var(--line);padding:12px 14px}
  .detail-card h3{margin-left:14px;margin-right:14px}
  .table-wrap{margin:0 14px}
  .signature-display-grid{margin:14px}
  .doc-actions{padding:12px 14px}
  .doc-actions .btn{flex:1 1 100%}
  .pdf-stage{display:block}
}