:root{--blue:#1557b0;--blue-dark:#0d3f85;--blue-soft:#eaf2ff;--ink:#172033;--muted:#68758a;--line:#dce3ee;--surface:#fff;--canvas:#f4f7fb;--danger:#c0343d;--success:#18794e}
*{box-sizing:border-box}body{margin:0;background:var(--canvas);color:var(--ink);font-family:Inter,"Segoe UI",Arial,sans-serif}.sidebar{position:fixed;inset:0 auto 0 0;width:252px;background:linear-gradient(180deg,var(--blue-dark),#092b5f);color:#fff;padding:28px 18px;display:flex;flex-direction:column}.brand{display:flex;gap:12px;align-items:center;padding:0 10px 30px}.brand-mark{display:grid;place-items:center;width:42px;height:42px;border-radius:12px;background:#fff;color:var(--blue);font-weight:700;font-size:22px}.brand strong,.brand small{display:block}.brand small{opacity:.72;margin-top:2px}.sidebar nav{display:grid;gap:7px}.sidebar nav a{color:#dbe9ff;text-decoration:none;padding:12px 14px;border-radius:9px;font-weight:600}.sidebar nav a:hover,.sidebar nav a.active{background:rgba(255,255,255,.14);color:#fff}.sidebar-foot{margin-top:auto;padding:12px;color:#adc8ee;font-size:12px}.main{margin-left:252px;padding:28px 32px 50px;min-width:0}.topbar{display:flex;justify-content:space-between;gap:20px;align-items:flex-start;margin-bottom:24px}.topbar h1{font-size:27px;margin:0 0 5px}.topbar p{margin:0;color:var(--muted)}.today{background:var(--surface);border:1px solid var(--line);padding:10px 14px;border-radius:9px;color:var(--muted)}.metrics{display:grid;grid-template-columns:repeat(5,minmax(150px,1fr));gap:14px;margin-bottom:22px}.metric{background:var(--surface);border:1px solid var(--line);border-top:3px solid var(--blue);border-radius:11px;padding:18px}.metric span,.metric small{display:block;color:var(--muted)}.metric strong{display:block;font-size:24px;margin:8px 0}.metric.danger{border-top-color:var(--danger)}.metric.success{border-top-color:var(--success)}.panel{background:var(--surface);border:1px solid var(--line);border-radius:12px;box-shadow:0 3px 14px rgba(25,55,95,.05);overflow:hidden}.panel-head{display:flex;justify-content:space-between;align-items:center;padding:20px 22px;border-bottom:1px solid var(--line)}.panel h2,.panel-head h2{font-size:18px;margin:0}.panel-head p{margin:4px 0 0;color:var(--muted)}.table-wrap{overflow:auto}table{width:100%;border-collapse:collapse}th,td{padding:13px 14px;text-align:left;border-bottom:1px solid var(--line);vertical-align:top}th{background:#f8faff;color:#526176;font-size:12px;text-transform:uppercase;letter-spacing:.035em;white-space:nowrap}tr:last-child td{border-bottom:0}.num{text-align:right;white-space:nowrap}.status{display:inline-block;padding:4px 8px;border-radius:99px;background:var(--blue-soft);color:var(--blue-dark);font-size:12px;font-weight:700;white-space:nowrap}.status.overdue{background:#fdebed;color:var(--danger)}.status.paid{background:#e8f6ef;color:var(--success)}.muted{color:var(--muted)}.empty{text-align:center;color:var(--muted);padding:34px}.company{display:block;margin-bottom:4px}.actions{display:flex;justify-content:flex-end;gap:10px;margin-bottom:16px}.btn{display:inline-flex;align-items:center;justify-content:center;border:0;border-radius:8px;padding:10px 15px;background:var(--blue);color:#fff;text-decoration:none;font-weight:700;cursor:pointer}.btn:hover{background:var(--blue-dark)}.btn.secondary{background:#e9eef6;color:#34445d}.messages{margin-bottom:16px}.message{padding:12px 15px;border-radius:8px;background:var(--blue-soft);color:var(--blue-dark)}.message.success{background:#e8f6ef;color:var(--success)}.message.error,.field-error{color:var(--danger)}.form-panel{padding:22px;margin-bottom:18px}.form-panel h2{margin-bottom:18px}.form-grid{display:grid;grid-template-columns:repeat(2,minmax(220px,1fr));gap:18px}.form-grid label,.period-form label{display:grid;gap:7px;font-weight:600}.form-control{width:100%;padding:10px 11px;border:1px solid #cbd5e3;border-radius:7px;background:#fff;color:var(--ink);font:inherit}.form-control:focus{outline:3px solid rgba(21,87,176,.13);border-color:var(--blue)}input[type=checkbox].form-control{width:auto;justify-self:start}.form-actions{display:flex;justify-content:flex-end;gap:10px;margin-top:22px}.period-form{display:flex;gap:10px;align-items:end}.money{min-width:130px}
@media(max-width:1100px){.metrics{grid-template-columns:repeat(2,1fr)}}@media(max-width:760px){.sidebar{position:static;width:auto}.sidebar nav{grid-template-columns:1fr 1fr}.main{margin:0;padding:20px}.topbar{display:block}.today{display:inline-block;margin-top:12px}.metrics{grid-template-columns:1fr}.form-grid{grid-template-columns:1fr}.actions,.period-form{align-items:stretch;flex-direction:column}}

/* Acabado visual del dashboard */
.sidebar{width:224px;padding:22px 14px}.brand{gap:10px;padding:0 8px 23px}.brand-mark{width:38px;height:38px;border-radius:10px;font-size:20px}.brand small{font-size:11px}.sidebar nav{gap:4px}.sidebar nav a{padding:10px 12px;border-radius:8px;font-size:14px}.sidebar-foot{padding:10px 12px}.main{margin-left:224px;padding:25px 28px 46px}.topbar{margin-bottom:20px}.metrics{gap:12px;margin-bottom:20px}.metric{position:relative;min-height:124px;padding:14px 15px;border-top-width:1px;border-color:var(--metric-border);background:var(--metric-bg);box-shadow:0 3px 12px rgba(25,55,95,.04)}.metric-top{display:flex;align-items:center;justify-content:space-between;gap:10px}.metric-top>span:first-child{color:var(--metric-color);font-weight:700}.metric-icon{display:grid!important;place-items:center;width:32px;height:32px;flex:0 0 32px;border-radius:9px;background:var(--metric-icon-bg);color:var(--metric-color)}.metric-icon svg{width:18px;height:18px;fill:none;stroke:currentColor;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round}.metric strong{margin:6px 0 3px;font-size:22px;letter-spacing:-.025em}.metric small{font-size:12px}.metric-blue{--metric-bg:#f3f7ff;--metric-border:#d7e4f7;--metric-icon-bg:#deebff;--metric-color:#1557b0}.metric-red{--metric-bg:#fff5f5;--metric-border:#f2d9dc;--metric-icon-bg:#fde4e6;--metric-color:#b92f39}.metric-green{--metric-bg:#f1faf6;--metric-border:#d5ebdf;--metric-icon-bg:#daf1e5;--metric-color:#18794e}.metric-orange{--metric-bg:#fff8ee;--metric-border:#f2e1c8;--metric-icon-bg:#ffebce;--metric-color:#ae5c0b}.metric-violet{--metric-bg:#f8f5ff;--metric-border:#e4daf8;--metric-icon-bg:#ece3fb;--metric-color:#6942a5}.panel{border-color:#dfe6f0;box-shadow:0 5px 18px rgba(25,55,95,.055)}.panel-head{padding:17px 20px}.panel-head p{font-size:13px}.table-wrap{scrollbar-color:#c7d2e2 transparent}th,td{padding:14px 15px}th{background:#f6f8fc;color:#536279;font-size:11px;border-bottom-color:#d7e0ec}tbody tr{transition:background-color .15s ease}tbody tr:hover{background:#f8fbff}td{color:#334057;font-size:13px}.status{padding:5px 9px;border:1px solid #d5e2f4;background:#edf4ff}.status.overdue{border-color:#f2d3d7}.status.paid{border-color:#cde8da}.muted{font-size:12px}.btn{padding:9px 14px;box-shadow:0 2px 5px rgba(21,87,176,.14)}
@media(max-width:760px){.sidebar{width:auto;padding:18px 14px}.brand{padding-bottom:17px}.main{margin:0;padding:20px}.metric{min-height:112px}}

/* Identidad institucional verde petróleo */
:root{--blue:#0f4c5c;--blue-dark:#0a3540;--blue-soft:#e8f1f3}
.sidebar{background:linear-gradient(180deg,#0f4c5c,#082f38)}.sidebar nav a{color:#d9e9ed}.sidebar nav a:hover,.sidebar nav a.active{background:rgba(255,255,255,.16);color:#fff}.brand-mark{color:#0f4c5c}.sidebar-foot{color:#aacbd2}.btn{background:#0f4c5c;box-shadow:0 2px 5px rgba(15,76,92,.2)}.btn:hover{background:#0a3540}.btn.secondary{background:#e7eff1;color:#304f57}.form-control:focus{outline-color:rgba(15,76,92,.14);border-color:#0f4c5c}.message{background:#e8f1f3;color:#0a3540}a:not(.btn):not(.sidebar a){color:#0f4c5c}.notice{margin-bottom:18px;padding:13px 15px;border:1px solid #cfdee2;border-radius:9px;background:#f0f6f7;color:#304f57}.section-panel{margin-bottom:18px}.table-subtitle{display:block;margin-top:4px;color:var(--muted)}.row-actions{display:flex;align-items:center;gap:6px;flex-wrap:wrap}.row-actions form{margin:0}.btn-small{padding:7px 10px;font-size:12px;white-space:nowrap}.danger-button{background:#b92f39}.danger-button:hover{background:#922730}.status-revision,.status-pendiente{background:#fff4df;color:#8a5508;border-color:#f0ddb7}.status-listo{background:#e8f1f3;color:#0a3540;border-color:#cfdee2}.status-emitido,.status-enviado{background:#e5f6ee;color:#18794e;border-color:#cde8da}.status-error{background:#fdebed;color:#b92f39;border-color:#f2d3d7}

.import-steps{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;margin-bottom:18px}.import-steps>div{display:grid;grid-template-columns:34px 1fr;column-gap:10px;align-items:center;padding:13px 15px;border:1px solid var(--line);border-radius:10px;background:#fff}.import-steps span{grid-row:1/3;display:grid;place-items:center;width:32px;height:32px;border-radius:50%;background:#e8f1f3;color:#0f4c5c;font-weight:800}.import-steps strong{font-size:14px}.import-steps small{color:var(--muted)}.import-panel{padding:20px}.import-intro{display:flex;align-items:center;justify-content:space-between;gap:18px;margin-bottom:18px}.import-intro h2{margin:0 0 4px}.import-intro p{margin:0;color:var(--muted)}.upload-field{display:grid;gap:7px;font-weight:700}.upload-field small{color:var(--muted);font-weight:400}.preview-summary{gap:16px}.summary-pills{display:flex;gap:7px;flex-wrap:wrap}.summary-pills span{padding:5px 9px;border-radius:99px;font-size:12px;font-weight:700}.summary-ok{background:#e5f6ee;color:#18794e}.summary-skip{background:#edf4ff;color:#1557b0}.summary-error{background:#fdebed;color:#b92f39}.row-error{display:block;margin-top:4px;color:#b92f39;max-width:260px}.confirm-bar{display:flex;align-items:center;justify-content:space-between;gap:20px;padding:16px 20px;border-top:1px solid var(--line);background:#f8fafb}.confirm-bar p{margin:0;color:var(--muted)}@media(max-width:760px){.import-steps{grid-template-columns:1fr}.import-intro,.confirm-bar{align-items:stretch;flex-direction:column}}

.sidebar-foot>span{display:block;margin-bottom:7px;color:#fff;font-weight:700}.sidebar-foot form{margin-bottom:10px}.sidebar-foot button{padding:0;border:0;background:none;color:#d9e9ed;font:inherit;cursor:pointer;text-decoration:underline}.sidebar-foot small{display:block}.login-page{min-height:100vh;display:grid;place-items:center;padding:24px;background:linear-gradient(145deg,#edf4f5,#f8fafb)}.login-card{width:min(420px,100%);padding:32px;border:1px solid #d7e2e5;border-radius:15px;background:#fff;box-shadow:0 18px 50px rgba(15,76,92,.12)}.login-brand{display:flex;align-items:center;gap:12px;margin-bottom:28px}.login-brand strong,.login-brand small{display:block}.login-brand small{margin-top:2px;color:var(--muted)}.login-card h1{margin:0 0 6px}.login-card>p{margin:0 0 22px;color:var(--muted)}.login-card form{display:grid;gap:16px}.login-card label{display:grid;gap:7px;font-weight:700}.login-card .btn{width:100%;margin-top:4px}