:root{--bg:#f5f7fb;--card:#fff;--ink:#172033;--muted:#6d7890;--line:#e5eaf2;--brand:#18386c;--ok:#17845a;--bad:#bd3d3d}
*{box-sizing:border-box}body{margin:0;font-family:Segoe UI,Arial,sans-serif;background:var(--bg);color:var(--ink)}
a{color:#28569b;text-decoration:none}.layout{display:grid;grid-template-columns:245px 1fr;min-height:100vh}
.sidebar{background:#12213f;color:#fff;padding:20px 14px}.brand{font-size:24px;font-weight:800;margin:5px 10px 20px}.brand small{display:block;font-size:11px;color:#aab8d5;margin-top:4px}
nav a{display:block;color:#d0daed;padding:10px 12px;border-radius:9px;margin:2px 0}nav a:hover{background:#24385f;color:#fff}
.logout{margin:18px 10px;background:transparent;color:#cbd5ea;border:1px solid #506180;border-radius:8px;padding:8px 10px}
.main{padding:25px 28px;min-width:0}header{display:flex;justify-content:space-between;align-items:center;margin-bottom:20px}header h1{margin:0}.muted{color:var(--muted)}.small{font-size:12px}
.badge{background:#e9f0ff;color:#2c529b;padding:7px 10px;border-radius:999px;font-size:11px;font-weight:700}
.card,.table-wrap{background:#fff;border:1px solid var(--line);border-radius:14px;box-shadow:0 8px 28px rgba(25,45,80,.07)}
.card{padding:17px}.kpis{display:grid;grid-template-columns:repeat(4,1fr);gap:12px;margin-bottom:18px}.kpi span{font-size:11px;text-transform:uppercase;color:var(--muted);font-weight:700}.kpi strong{display:block;font-size:24px;margin-top:7px}
.grid2{display:grid;grid-template-columns:1fr 1fr;gap:14px}.table-wrap{overflow:auto}table{border-collapse:collapse;width:100%;font-size:12px}th{background:#f7f9fc;text-align:left;padding:9px;color:#53617a;white-space:nowrap}td{padding:8px 9px;border-top:1px solid #f0f2f6;vertical-align:top}.money{text-align:right;white-space:nowrap}.negative{color:var(--bad)}
.toolbar{display:flex;justify-content:space-between;gap:10px;margin-bottom:12px;flex-wrap:wrap}input,select,textarea{width:100%;padding:8px 9px;border:1px solid #d6deea;border-radius:8px;background:#fff}.toolbar input{width:300px}
.btn{display:inline-block;border:0;border-radius:8px;padding:8px 11px;background:#edf1f7;color:#29466f;cursor:pointer}.btn.primary{background:var(--brand);color:#fff}.btn.small{padding:5px 8px;font-size:11px}
.form-card{max-width:900px}.form-card p,.card form p{display:grid;grid-template-columns:210px 1fr;gap:10px;align-items:center}.actions{display:flex;gap:8px;margin-top:12px}
.notice{background:#fff7e4;border:1px solid #ecd89e;border-radius:10px;padding:11px 13px;margin-bottom:12px;color:#715717}.flash{padding:10px 12px;border-radius:8px;margin-bottom:10px;background:#e8f6ee}.flash.error{background:#fde9e9}
.login-body{min-height:100vh;display:grid;place-items:center;background:#eef2f8}.login-card{width:min(420px,92vw);background:#fff;padding:28px;border-radius:16px;box-shadow:0 20px 60px rgba(20,35,65,.14)}.login-card h1{margin-top:0}.login-card p{margin-bottom:12px}
@media(max-width:900px){.layout{grid-template-columns:1fr}.sidebar{position:relative}.kpis{grid-template-columns:repeat(2,1fr)}.grid2{grid-template-columns:1fr}.form-card p,.card form p{grid-template-columns:1fr}.main{padding:16px}}
.row-alert{background:#fff1e9}.kpi small{display:block;color:var(--muted);margin-top:5px;font-size:11px}.ok{color:var(--ok);font-weight:700}.warn{color:#9b5e00;font-weight:700}

.section-heading{display:flex;justify-content:space-between;align-items:center;gap:12px;margin-top:18px}.section-heading h2{margin:0}
.date-filter{display:grid;grid-template-columns:180px 220px auto;gap:10px;align-items:end;margin-bottom:12px}.date-filter label,.range-filter label{display:block;font-size:12px;color:var(--muted);font-weight:700;margin-bottom:5px}
.range-filter{display:grid;grid-template-columns:220px 220px auto;gap:12px;align-items:end;margin-bottom:14px}.money-input{text-align:right;min-width:145px}.pill{display:inline-block;padding:5px 8px;border-radius:999px;font-size:10px;font-weight:800;white-space:nowrap}.ok-pill{background:#e5f5ed;color:#116b49}.bad-pill{background:#fde9e9;color:#a92f2f}.mini-kpis{grid-template-columns:repeat(2,minmax(220px,320px));justify-content:start}
@media(max-width:900px){.date-filter,.range-filter{grid-template-columns:1fr}.section-heading{align-items:flex-start;flex-direction:column}.mini-kpis{grid-template-columns:1fr}}

/* v0.4.7: historia completa paginada y controles de estado/cobranza */
.filter-grid{display:grid;grid-template-columns:2fr 120px 160px 160px 1.3fr 190px;gap:10px;align-items:end;margin-bottom:12px}.filter-grid label{display:block;font-size:11px;color:var(--muted);font-weight:700;margin-bottom:5px}.filter-actions{display:flex;gap:7px;align-items:center}.quick-years{display:flex;gap:6px;flex-wrap:wrap;margin:0 0 12px}.pagination{display:flex;justify-content:center;align-items:center;gap:7px;flex-wrap:wrap;margin:14px 0}.page-status{padding:6px 9px;color:var(--muted);font-size:12px}.alert-box{background:#fde9e9;border:1px solid #efbaba;color:#8d2525;padding:12px 14px;border-radius:10px;margin-bottom:14px}.alert-box div{margin-top:5px}.exception-confirm{display:grid;grid-template-columns:22px 1fr;gap:6px 8px;align-items:start;margin:12px 0;padding:10px;border:1px solid #ead9a8;background:#fff9e9;border-radius:9px}.exception-confirm input{width:auto;margin-top:3px}.exception-confirm label{font-weight:700}.exception-confirm small{grid-column:2;color:var(--muted)}.status-kpi{font-size:18px!important}.card+.card{margin-top:0}
@media(max-width:1200px){.filter-grid{grid-template-columns:repeat(3,1fr)}}
@media(max-width:900px){.filter-grid{grid-template-columns:1fr}.filter-actions{align-items:stretch}.exception-confirm{grid-template-columns:22px 1fr}}
.permission-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(270px,1fr));gap:10px;margin:14px 0 22px}.permission-item{display:flex;gap:10px;align-items:flex-start;padding:10px 12px;border:1px solid #d9dee7;border-radius:10px;background:#fff}.permission-item input{width:auto;margin-top:3px}.form-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px}.field.span-2{grid-column:1/-1}.inline{display:inline}.actions{display:flex;gap:8px;flex-wrap:wrap}@media(max-width:800px){.form-grid{grid-template-columns:1fr}.field.span-2{grid-column:auto}}

.btn.danger{background:#8f1d1d;color:#fff;border-color:#8f1d1d}.btn.danger:hover{filter:brightness(.95)}
/* v0.9.0: navegación lateral conserva posición */
@media(min-width:901px){.sidebar{height:100vh;overflow-y:auto;position:sticky;top:0;box-sizing:border-box}}
.link-button{appearance:none;background:transparent;border:0;padding:0;margin:0;color:#28569b;font:inherit;cursor:pointer;text-decoration:none}.link-button:hover{text-decoration:underline}