:root{--bg:#f5f6f8;--card:#fff;--tx:#1d2330;--mut:#6b7280;--br:#e2e5ea;--pri:#1f5fbf;--ok:#1e8a4c;--bad:#c0392b;--warn:#b7791f}
*{box-sizing:border-box}
body{margin:0;font:15px/1.45 system-ui,-apple-system,Segoe UI,Roboto,sans-serif;background:var(--bg);color:var(--tx)}
nav{background:#17202f;color:#fff;display:flex;flex-wrap:wrap;align-items:center;gap:4px;padding:8px 16px}
nav a{color:#cfd6e4;text-decoration:none;padding:6px 10px;border-radius:6px}
nav a:hover,nav a.on{background:#2a3649;color:#fff}
nav .brand{font-weight:700;color:#fff;margin-right:12px}
nav .sp{flex:1}
nav form{display:inline}
.layout{max-width:1400px;margin:20px auto;padding:0 16px;display:grid;grid-template-columns:minmax(0,1fr) 262px;gap:20px;align-items:start}
.layout.solo{grid-template-columns:minmax(0,1fr);max-width:520px}
main{min-width:0}
aside{position:sticky;top:12px}
h1{font-size:1.5rem;margin:.2em 0 .6em}h2{font-size:1.15rem;margin:1.2em 0 .5em}
.card{background:var(--card);border:1px solid var(--br);border-radius:10px;padding:16px;margin-bottom:16px}
.grid{display:grid;gap:12px;grid-template-columns:repeat(auto-fit,minmax(190px,1fr))}
.stat{background:var(--card);border:1px solid var(--br);border-radius:10px;padding:14px}
.stat b{display:block;font-size:1.4rem}.stat span{color:var(--mut);font-size:.85rem}
table{width:100%;border-collapse:collapse;background:var(--card)}
.tw{overflow-x:auto;border:1px solid var(--br);border-radius:10px;background:var(--card)}
th,td{text-align:left;padding:9px 12px;border-bottom:1px solid var(--br);white-space:nowrap}
th{font-size:.8rem;color:var(--mut);text-transform:uppercase;letter-spacing:.03em}
tr:last-child td{border-bottom:0}.r{text-align:right}
label{display:block;font-weight:600;margin:10px 0 4px;font-size:.9rem}
input,select,textarea{width:100%;padding:9px 10px;border:1px solid #c7ccd4;border-radius:7px;font:inherit;background:#fff}
.row{display:grid;gap:12px;grid-template-columns:repeat(auto-fit,minmax(200px,1fr))}
button,.btn{display:inline-block;background:var(--pri);color:#fff;border:0;border-radius:7px;padding:9px 16px;font:inherit;font-weight:600;cursor:pointer;text-decoration:none}
button.sec,.btn.sec{background:#e9ecf1;color:var(--tx)}button.bad{background:var(--bad)}
button.sm,.btn.sm{padding:5px 10px;font-size:.85rem}
.flash{padding:10px 14px;border-radius:8px;margin-bottom:12px}
.flash.ok{background:#e3f4ea;color:#14633a}.flash.error{background:#fbe5e2;color:#8c2a1e}
.tag{padding:2px 8px;border-radius:99px;font-size:.78rem;font-weight:600}
.pagada,.cancelado{background:#e3f4ea;color:var(--ok)}.vencida,.anulado{background:#fbe5e2;color:var(--bad)}
.pendiente,.activo{background:#e6eefb;color:var(--pri)}
.mut{color:var(--mut)}.bar{display:flex;gap:8px;flex-wrap:wrap;align-items:center;margin-bottom:12px}
.login{max-width:360px;margin:12vh auto}
details summary{cursor:pointer;color:var(--pri);font-weight:600}
.inline{display:flex;gap:6px;align-items:end;flex-wrap:wrap}.inline>div{flex:1;min-width:110px}
@media(max-width:900px){.layout{grid-template-columns:minmax(0,1fr)}aside{position:static;order:-1}}
.cal{background:var(--card);border:1px solid var(--br);border-radius:10px;padding:12px}
.cal-head{display:flex;justify-content:space-between;align-items:center;margin-bottom:8px}
.cal-btn{display:inline-block;width:30px;height:30px;line-height:28px;text-align:center;border-radius:6px;background:#eef1f6;color:var(--tx);text-decoration:none;font-size:1.2rem}
.cal-btn:hover{background:#dfe5ee}
.cal table{border:0;table-layout:fixed}.cal th,.cal td{padding:6px 0;text-align:center;border:0;white-space:normal;font-size:.85rem}
.cal th{color:var(--mut);font-size:.72rem}
.cal td.hoy span{display:inline-block;width:28px;height:28px;line-height:28px;border-radius:50%;background:var(--pri);color:#fff;font-weight:700}
.cal-hoy{display:block;text-align:center;margin-top:6px;font-size:.85rem}
.chk{display:flex;gap:6px;align-items:center;flex-wrap:wrap}
.wa{background:#1fa855}
.sub{font-size:.8rem;color:var(--mut)}
code{background:#eef1f6;padding:1px 5px;border-radius:4px}
@media print{nav,aside,.noimp{display:none!important}.layout{display:block;margin:0}}

.abc{display:flex;flex-wrap:wrap;gap:4px;margin:6px 0 10px}
.abc a,.abc span{display:inline-block;min-width:32px;padding:6px 0;text-align:center;border-radius:6px;font-weight:600}
.abc a{background:#e8eefb;color:var(--pri);text-decoration:none}.abc a:hover{background:#d5e1fa}
.abc a.on{background:var(--pri);color:#fff}
.abc span{background:#f1f3f6;color:#b4bac4}
details.sec-plegable>summary{cursor:pointer;margin:18px 0 8px}
details.sec-plegable>summary h2{margin:0}
.tag.refinanciado{background:#efe7fb;color:#6b3fb5}