:root{--ink:#171717;--paper:#f6f4f0;--card:#fff;--line:#dedad3;--muted:#6d6a65;--accent:#ef6b36;--green:#197459;--red:#b7443b;--amber:#b16d11}*{box-sizing:border-box}body{margin:0;background:var(--paper);color:var(--ink);font-family:Inter,Arial,sans-serif}body.dark{--paper:#1d1d1c;--card:#272725;--ink:#f4f2ed;--line:#45433f;--muted:#b6b2ab}.sidebar{position:fixed;inset:0 auto 0 0;width:250px;background:#090909;color:#fff;padding:24px 18px;display:flex;flex-direction:column}.brand-logo{width:100%;height:92px;object-fit:cover;border-radius:10px;margin-bottom:25px}nav{display:grid;gap:5px}.nav{border:0;background:transparent;color:#cfcfcf;text-align:left;padding:12px;border-radius:8px;font-size:15px;cursor:pointer}.nav:hover,.nav.active{background:#292929;color:#fff}.sidebar-note{font-size:12px;color:#999;line-height:1.5;margin-top:auto}main{margin-left:250px;padding:38px;max-width:1600px}.view{display:none}.view.active{display:block}header{display:flex;justify-content:space-between;align-items:start;gap:20px;margin-bottom:25px}h1{font-size:30px;margin:2px 0 7px;letter-spacing:-.6px}h2{margin:0 0 8px;font-size:18px}.eyebrow{color:var(--accent);font-size:11px;font-weight:800;letter-spacing:1.2px;margin:0 0 5px}.muted{margin:0;color:var(--muted);font-size:14px}.primary,.secondary,.file-button{border:0;border-radius:8px;padding:10px 14px;font:inherit;font-weight:700;cursor:pointer}.primary{background:var(--accent);color:#fff}.secondary,.file-button{background:var(--card);border:1px solid var(--line);color:var(--ink)}.small{font-size:12px;padding:8px 10px}.header-actions,.row{display:flex;gap:9px;align-items:center;flex-wrap:wrap}.header-actions label{font-size:13px;color:var(--muted)}input,select,textarea{width:100%;padding:10px;border:1px solid var(--line);border-radius:7px;background:var(--card);color:var(--ink);font:inherit}textarea{min-height:90px;resize:vertical}.search{max-width:540px;margin-bottom:18px}.stats{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:14px;margin-bottom:22px}.stat,.panel,.invoice,.client-card{background:var(--card);border:1px solid var(--line);border-radius:12px}.stat{padding:17px}.stat p{font-size:12px;color:var(--muted);margin:0 0 7px}.stat b{font-size:25px;letter-spacing:-.5px}.stat.alert b{color:var(--red)}.panel{padding:21px}.panel p{line-height:1.5}.two-cols,.settings-grid{display:grid;grid-template-columns:1fr 1fr;gap:16px}.settings-grid{grid-template-columns:repeat(3,1fr)}.panel-head{display:flex;justify-content:space-between;gap:12px;align-items:center;margin-bottom:10px}.link{border:0;background:transparent;color:var(--accent);font-weight:750;cursor:pointer}.notice{background:#fff0e9;border:1px solid #fac7b1;color:#813412;padding:13px;border-radius:9px;margin-bottom:18px}.hidden{display:none}.cards{display:grid;gap:15px}.invoice{padding:18px}.invoice-top{display:flex;justify-content:space-between;gap:15px;border-bottom:1px solid var(--line);padding-bottom:12px}.invoice-name{font-size:19px;font-weight:800}.details{font-size:13px;color:var(--muted);margin-top:4px;display:flex;gap:12px;flex-wrap:wrap}.invoice-actions{display:flex;gap:8px;align-items:flex-start}.product{display:grid;grid-template-columns:minmax(210px,1fr) 2fr;gap:15px;padding:13px 0;border-bottom:1px solid var(--line);align-items:center}.product:last-child{border:0}.product b{display:block}.product small{color:var(--muted)}.quotas{display:flex;gap:7px;flex-wrap:wrap}.quota{width:35px;height:35px;border:1.5px solid #98a0a5;border-radius:50%;background:var(--card);color:var(--ink);font-weight:750;cursor:pointer}.quota:hover{border-color:var(--accent);color:var(--accent)}.quota.paid{background:#dff1e9;border-color:#63ad92;color:var(--green);text-decoration:line-through}.quota.late{border-color:#d47a70;color:var(--red)}.client-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:14px}.client-card{padding:16px}.client-card h2{font-size:17px}.badge{font-size:11px;font-weight:800;padding:5px 7px;border-radius:999px;background:#eee;color:#555}.badge.late{background:#fde6e3;color:var(--red)}.badge.ok{background:#e0f1ea;color:var(--green)}.client-foot{display:flex;justify-content:space-between;margin-top:15px;align-items:center}.table-wrap{padding:0;overflow:auto}.table{border-collapse:collapse;width:100%;min-width:850px}.table th{text-align:left;font-size:11px;letter-spacing:.5px;color:var(--muted);background:#f0efec;padding:13px}.dark .table th{background:#33312e}.table td{padding:13px;border-top:1px solid var(--line);font-size:14px}.gain{color:var(--green);font-weight:750}.undo{border:0;background:#fde9e5;color:var(--red);font-weight:700;border-radius:6px;padding:6px;cursor:pointer}.file-button{display:inline-block;margin-left:8px}.file-button input{display:none}dialog{border:0;border-radius:14px;box-shadow:0 20px 70px #0006;width:min(760px,calc(100% - 30px));background:var(--card);color:var(--ink)}dialog::backdrop{background:#0008}dialog form{padding:24px}.modal-head,.modal-foot{display:flex;justify-content:space-between;align-items:start;gap:15px}.modal-foot{justify-content:flex-end;margin-top:24px}.x{border:0;background:#eee;border-radius:50%;width:30px;height:30px;font-size:22px;cursor:pointer}.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:13px}.form-grid label{display:grid;gap:5px;color:var(--muted);font-size:13px;font-weight:700}.wide{grid-column:1/-1}.modal-section{margin-top:23px}.item-row{display:grid;grid-template-columns:1.5fr .7fr .8fr 35px;gap:8px;padding:10px;background:#f2f1ee;border-radius:8px;margin:8px 0}.dark .item-row{background:#343331}.item-row.cash{grid-template-columns:1.5fr .8fr 35px}.remove{border:0;background:#fee8e3;color:var(--red);border-radius:7px;font-size:19px;cursor:pointer}.callout{background:#f2f1ee;padding:12px;border-radius:8px}.lock-logo{width:190px;height:75px;object-fit:cover;border-radius:8px;display:block;margin:0 auto 15px}.error{color:var(--red);font-size:13px}@media print{.sidebar,.header-actions,.primary,.secondary,.file-button,.undo,.invoice-actions{display:none!important}main{margin:0;padding:0}.view{display:none!important}#libro{display:block!important}.stats{grid-template-columns:repeat(4,1fr)}.panel{border:0}.table{min-width:0}.table th:last-child,.table td:last-child{display:none}@page{size:A4 landscape;margin:14mm}}@media(max-width:900px){.sidebar{position:static;width:auto;padding:14px}.brand-logo{height:60px;width:130px;margin:0 0 10px}nav{display:flex;overflow:auto}.sidebar-note{display:none}main{margin:0;padding:20px}.stats,.client-grid,.settings-grid,.two-cols{grid-template-columns:1fr}.product{grid-template-columns:1fr}.form-grid{grid-template-columns:1fr}.item-row{grid-template-columns:1fr 1fr 34px}.item-row label:first-child{grid-column:1/-1}.item-row.cash{grid-template-columns:1fr 1fr 34px}header{flex-direction:column}}
/* Frecuencia de las cuotas */
.item-row:not(.cash){grid-template-columns:1.5fr .65fr .8fr .8fr 35px}
@media(max-width:900px){.item-row:not(.cash){grid-template-columns:1fr 1fr 34px}}
body.cloud-locked .sidebar,body.cloud-locked main{visibility:hidden}