:root{--navy:#1b2a4a;--navy2:#24365f;--blue:#3b5b9a;--bg:#f3f5f9;--card:#fff;--ink:#1d2433;--mut:#6b7280;--line:#dfe3ea;--ok:#1e7f4f;--warn:#b7791f;--err:#b42318;--r:10px}
*{box-sizing:border-box}
body{margin:0;font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Helvetica,Arial,sans-serif;background:var(--bg);color:var(--ink);font-size:15px;line-height:1.45}
a{color:var(--blue)}
.top{background:var(--navy);color:#fff;display:flex;align-items:center;justify-content:space-between;padding:10px 22px;gap:16px;flex-wrap:wrap}
.brand{display:flex;align-items:center;gap:12px}.brand .scale{font-size:28px;color:#c9d6ee}
.brand b{display:block;font-size:15px;letter-spacing:.3px}.brand small{color:#b9c6e0;font-size:12px}
.top nav{display:flex;gap:6px;flex-wrap:wrap;align-items:center}
.top nav a{color:#e6ebf5;text-decoration:none;padding:7px 12px;border-radius:8px;font-size:14px}
.top nav a:hover{background:var(--navy2)}
.top nav a.primary{background:#fff;color:var(--navy);font-weight:600}.top nav a.muted{color:#aab6cf}
.wrap{max-width:1080px;margin:26px auto;padding:0 18px}
.foot{text-align:center;color:var(--mut);font-size:12px;padding:30px 0}
h1{font-size:24px;margin:0 0 16px}h2{font-size:18px;margin:22px 0 10px;color:var(--navy)}
.card{background:var(--card);border:1px solid var(--line);border-radius:var(--r);padding:22px;margin-bottom:18px;box-shadow:0 1px 2px rgba(20,30,60,.04)}
.flash{padding:12px 16px;border-radius:8px;margin-bottom:16px;background:#e7f6ee;color:var(--ok);border:1px solid #bfe6cf}
.flash.err{background:#fdecea;color:var(--err);border-color:#f5c2bd}.flash.warn{background:#fff6e5;color:var(--warn);border-color:#f3dfb2}
label{display:block;font-weight:600;font-size:13px;margin:12px 0 5px;color:#333}
input[type=text],input[type=email],input[type=tel],input[type=password],input[type=date],input[type=number],select,textarea{width:100%;padding:10px 12px;border:1px solid #c9cfda;border-radius:8px;font-size:15px;font-family:inherit;background:#fff}
input:focus,select:focus,textarea:focus{outline:2px solid #b9c9ea;border-color:var(--blue)}
.row{display:grid;grid-template-columns:1fr 1fr;gap:0 18px}.row3{display:grid;grid-template-columns:1fr 1fr 1fr;gap:0 18px}
@media(max-width:700px){.row,.row3{grid-template-columns:1fr}}
.btn{display:inline-block;background:var(--navy);color:#fff;border:0;padding:11px 18px;border-radius:8px;font-size:15px;font-weight:600;cursor:pointer;text-decoration:none;font-family:inherit}
.btn:hover{background:var(--navy2)}.btn.sec{background:#fff;color:var(--navy);border:1px solid #c9cfda}.btn.sec:hover{background:#f3f5f9}
.btn.danger{background:#fff;color:var(--err);border:1px solid #f0b8b3}.btn.sm{padding:7px 12px;font-size:13px}.btn.green{background:var(--ok)}
.btn[disabled]{opacity:.5;cursor:not-allowed}
.actions{display:flex;gap:10px;flex-wrap:wrap;margin-top:18px;align-items:center}
table{width:100%;border-collapse:collapse;background:#fff;border:1px solid var(--line);border-radius:var(--r);overflow:hidden}
th,td{padding:11px 12px;text-align:left;border-bottom:1px solid var(--line);font-size:14px;vertical-align:middle}
th{background:#f7f8fb;font-size:12px;text-transform:uppercase;letter-spacing:.5px;color:var(--mut)}
tr:last-child td{border-bottom:0}tr.click{cursor:pointer}tr.click:hover td{background:#f8faff}
.badge{display:inline-block;padding:3px 9px;border-radius:99px;font-size:12px;font-weight:600}
.badge.gray{background:#eceef2;color:#555}.badge.blue{background:#e3ecfb;color:#2452a8}.badge.amber{background:#fff1d6;color:#8a5a00}.badge.green{background:#dcf3e6;color:#176a41}.badge.red{background:#fde3e1;color:#a12a20}
.tabs{display:flex;gap:4px;border-bottom:2px solid var(--line);margin-bottom:18px;flex-wrap:wrap}
.tabs a{padding:10px 16px;text-decoration:none;color:var(--mut);font-weight:600;border-bottom:2px solid transparent;margin-bottom:-2px}
.tabs a.on{color:var(--navy);border-color:var(--navy)}
.stats{display:grid;grid-template-columns:repeat(auto-fit,minmax(150px,1fr));gap:12px;margin-bottom:18px}
.stat{background:#fff;border:1px solid var(--line);border-radius:var(--r);padding:14px 16px}.stat b{font-size:26px;display:block;color:var(--navy)}.stat span{color:var(--mut);font-size:13px}
.muted{color:var(--mut)}.small{font-size:13px}.right{text-align:right}
.toolbar{display:flex;gap:10px;align-items:center;flex-wrap:wrap;margin-bottom:14px}.toolbar input,.toolbar select{width:auto}
.pay-row{display:grid;grid-template-columns:150px 1fr auto auto;gap:10px;align-items:center;margin-bottom:8px}
.pay-row .x{background:none;border:0;color:var(--err);font-size:18px;cursor:pointer}
dl.info{display:grid;grid-template-columns:180px 1fr;gap:6px 14px;margin:0}dl.info dt{color:var(--mut);font-size:13px}dl.info dd{margin:0}
.linkbox{display:flex;gap:8px;align-items:center}.linkbox input{font-size:13px;color:#444}
.login{max-width:400px;margin:60px auto}.login .logo{text-align:center;margin-bottom:18px}.login .logo .scale{font-size:44px;color:var(--navy)}
.login h1{text-align:center;font-size:20px}
/* --- página pública de firma --- */
body.public{background:#eef1f6}
.sign-wrap{max-width:860px;margin:0 auto;padding:16px}
.sign-head{background:var(--navy);color:#fff;border-radius:var(--r);padding:18px 22px;margin-bottom:16px}
.sign-head h1{font-size:20px;margin:0 0 4px;color:#fff}.sign-head p{margin:0;color:#c4d0e8;font-size:14px}
.doc{background:#fff;border:1px solid var(--line);border-radius:var(--r);padding:26px 30px;font-family:"Times New Roman",Times,serif;font-size:15px;line-height:1.5;max-height:520px;overflow:auto;margin-bottom:16px}
.doc h3{text-align:center;font-size:17px;margin:14px 0}.doc p{margin:0 0 10px;text-align:justify}.doc .ind{text-indent:36px}.doc u{text-decoration:underline}
.doc .exp{display:grid;grid-template-columns:200px 1fr;gap:4px 14px;margin:8px 0 12px}
.pad{background:#fff;border:2px dashed #9aa7c2;border-radius:var(--r);position:relative;touch-action:none}
.pad canvas{width:100%;height:100%;display:block;border-radius:var(--r)}
.pad .hint{position:absolute;left:0;right:0;top:45%;text-align:center;color:#b0b8c9;pointer-events:none;font-size:14px}
.pad .clear{position:absolute;right:8px;top:8px;font-size:12px;background:#fff;border:1px solid #c9cfda;border-radius:6px;padding:4px 8px;cursor:pointer}
.check{display:flex;gap:10px;align-items:flex-start;margin:14px 0;font-size:14px}.check input{margin-top:4px;width:18px;height:18px}
.done{text-align:center;padding:50px 20px}.done .ok{font-size:60px;color:var(--ok)}
.progress{height:6px;background:#dfe3ea;border-radius:99px;overflow:hidden;margin:10px 0}.progress i{display:block;height:100%;background:var(--ok)}
.langsw{display:inline-flex;border:1px solid #4d5f85;border-radius:6px;overflow:hidden;margin-left:6px}.langsw a{padding:4px 8px!important;font-size:12px!important;border-radius:0!important;color:#aab6cf!important}.langsw a.on{background:#fff;color:var(--navy)!important;font-weight:700}
.langtop{position:absolute;right:18px;top:12px}.langtop .langsw{border-color:#c9cfda}.langtop .langsw a{color:var(--navy)!important;text-decoration:none}.langtop .langsw a.on{background:var(--navy);color:#fff!important}
body.public .langtop{position:static;text-align:right;max-width:860px;margin:10px auto -6px;padding:0 16px}
.bulkbar{display:flex;gap:10px;align-items:center;margin-bottom:10px}
input[type=checkbox].sel,#selall{width:17px;height:17px;cursor:pointer}
.doctype{display:grid;grid-template-columns:1fr 1fr;gap:12px}.doctype .opt{display:block;border:1px solid var(--line);border-radius:8px;padding:12px 14px;cursor:pointer;font-weight:normal;margin:0}.doctype .opt:has(input:checked){border-color:var(--navy);background:#f3f6fc}.doctype input{margin-right:6px}
@media(max-width:700px){.doctype{grid-template-columns:1fr}}
.doc table.bill{width:100%;border-collapse:collapse;font-family:Arial,sans-serif;font-size:12px;margin:6px 0}.doc table.bill th,.doc table.bill td{border:1px solid #333;padding:5px 6px;text-align:left;background:#fff}.doc table.bill th{font-size:11px}
.dpw{position:relative;display:inline-flex;align-items:center;justify-content:center;width:42px;height:42px;border:1px solid #c9cfda;border-radius:8px;background:#fff;cursor:pointer}.dpw .ico{font-size:18px;pointer-events:none}.dpw .dp{position:absolute;inset:0;width:100%;height:100%;opacity:0;cursor:pointer;padding:0;border:0}