:root {
    --verde: #1D9E75;
    --verde-dark: #0F6E56;
    --verde-light: #E1F5EE;
    --sidebar-bg: #0A2540;
    --sidebar-text: #c8d8e8;
    --sidebar-active: #1D9E75;
    --bg: #f4f6f9;
    --card: #ffffff;
    --text: #1a2332;
    --text-muted: #6b7a8d;
    --border: #e2e8f0;
    --danger: #dc2626;
    --danger-light: #fef2f2;
    --warning: #d97706;
    --warning-light: #fffbeb;
    --success: #059669;
    --success-light: #ecfdf5;
    --gray-light: #f1f5f9;
}
* { box-sizing: border-box; margin: 0; padding: 0; }
body { font-family: 'Segoe UI', system-ui, sans-serif; font-size: 14px;
       background: var(--bg); color: var(--text); display: flex; min-height: 100vh; }

/* Sidebar */
.sidebar { width: 220px; background: var(--sidebar-bg); display: flex;
           flex-direction: column; min-height: 100vh; flex-shrink: 0; }
.sidebar-logo { padding: 20px 16px; border-bottom: 1px solid rgba(255,255,255,0.08); }
.sidebar-logo .brand { font-size: 15px; font-weight: 600; color: #fff; }
.sidebar-logo .sub   { font-size: 11px; color: var(--sidebar-text); margin-top: 2px; }
.sidebar nav { flex: 1; padding: 12px 0; }
.nav-item { display: flex; align-items: center; gap: 10px; padding: 10px 16px;
            color: var(--sidebar-text); text-decoration: none; font-size: 13px;
            border-left: 3px solid transparent; transition: all .15s; }
.nav-item:hover  { background: rgba(255,255,255,0.06); color: #fff; }
.nav-item.active { background: rgba(29,158,117,0.15); color: #fff;
                   border-left-color: var(--verde); }
.nav-item svg { width: 16px; height: 16px; flex-shrink: 0; }
.sidebar-footer { padding: 12px 16px; border-top: 1px solid rgba(255,255,255,0.08);
                  font-size: 12px; color: var(--sidebar-text); }

/* Main */
.main { flex: 1; display: flex; flex-direction: column; overflow: hidden; }
.topbar { background: var(--card); border-bottom: 1px solid var(--border);
          padding: 0 24px; height: 56px; display: flex; align-items: center;
          justify-content: space-between; }
.topbar-title { font-size: 16px; font-weight: 600; }
.topbar-right  { display: flex; align-items: center; gap: 16px; font-size: 13px; color: var(--text-muted); }
.content { flex: 1; padding: 24px; overflow-y: auto; }

/* Cards métricas */
.metrics { display: grid; grid-template-columns: repeat(4, 1fr); gap: 14px; margin-bottom: 24px; }
.metric-card { background: var(--card); border-radius: 10px; padding: 16px 18px;
               border: 1px solid var(--border); }
.metric-card .label { font-size: 12px; color: var(--text-muted); margin-bottom: 6px; }
.metric-card .value { font-size: 26px; font-weight: 600; }
.metric-card .value.green  { color: var(--success); }
.metric-card .value.red    { color: var(--danger); }
.metric-card .value.amber  { color: var(--warning); }
.metric-card .value.blue   { color: #2563eb; }

/* Filtros */
.filters-bar { background: var(--card); border: 1px solid var(--border); border-radius: 10px;
               padding: 14px 16px; margin-bottom: 16px; display: flex; gap: 10px;
               flex-wrap: wrap; align-items: center; }
.filters-bar select, .filters-bar input[type=text],
.filters-bar input[type=date] {
    height: 34px; border: 1px solid var(--border); border-radius: 6px;
    padding: 0 10px; font-size: 13px; background: #fff; color: var(--text);
    outline: none; }
.filters-bar select:focus, .filters-bar input:focus { border-color: var(--verde); }
.filters-bar input[type=text] { width: 200px; }
.btn { height: 34px; padding: 0 16px; border-radius: 6px; font-size: 13px;
       border: 1px solid var(--border); background: #fff; color: var(--text);
       cursor: pointer; display: inline-flex; align-items: center; gap: 6px; }
.btn:hover { background: var(--gray-light); }
.btn-primary { background: var(--verde); color: #fff; border-color: var(--verde-dark); }
.btn-primary:hover { background: var(--verde-dark); }
.spacer { flex: 1; }

/* Tabla */
.table-wrap { background: var(--card); border: 1px solid var(--border);
              border-radius: 10px; overflow: hidden; }
table { width: 100%; border-collapse: collapse; font-size: 13px; }
thead th { background: var(--gray-light); padding: 10px 12px; text-align: left;
           font-weight: 600; font-size: 12px; color: var(--text-muted);
           border-bottom: 1px solid var(--border); white-space: nowrap; }
tbody td { padding: 10px 12px; border-bottom: 1px solid var(--border);
           vertical-align: middle; }
tbody tr:last-child td { border-bottom: none; }
tbody tr:hover td { background: #f8fafc; }

/* Badges */
.badge { display: inline-block; padding: 3px 9px; border-radius: 20px;
         font-size: 11px; font-weight: 600; white-space: nowrap; }
.badge-ok     { background: var(--success-light); color: var(--success); }
.badge-err    { background: var(--danger-light);  color: var(--danger); }
.badge-pend   { background: var(--warning-light); color: var(--warning); }
.badge-nosent { background: var(--gray-light);    color: var(--text-muted); }
.badge-fac    { background: #eff6ff; color: #1d4ed8; }
.badge-bol    { background: #f0fdf4; color: #166534; }

.motivo { font-size: 11px; color: var(--danger); margin-top: 3px; line-height: 1.3; }
.mono   { font-family: 'Consolas', monospace; font-size: 12px; }

/* Login */
.login-wrap { min-height: 100vh; display: flex; align-items: center;
              justify-content: center; background: var(--bg); }
.login-card { background: var(--card); border-radius: 12px; border: 1px solid var(--border);
              padding: 36px 40px; width: 360px; }
.login-card .logo-area { text-align: center; margin-bottom: 28px; }
.login-card .logo-area h1 { font-size: 20px; font-weight: 700; color: var(--verde); }
.login-card .logo-area p  { font-size: 13px; color: var(--text-muted); margin-top: 4px; }
.form-group { margin-bottom: 16px; }
.form-group label { display: block; font-size: 13px; font-weight: 500;
                    margin-bottom: 6px; color: var(--text); }
.form-group input { width: 100%; height: 38px; border: 1px solid var(--border);
                    border-radius: 6px; padding: 0 12px; font-size: 14px;
                    outline: none; color: var(--text); }
.form-group input:focus { border-color: var(--verde); }
.btn-login { width: 100%; height: 40px; background: var(--verde); color: #fff;
             border: none; border-radius: 6px; font-size: 15px; font-weight: 600;
             cursor: pointer; margin-top: 8px; }
.btn-login:hover { background: var(--verde-dark); }
.alert-err { background: var(--danger-light); color: var(--danger); border-radius: 6px;
             padding: 10px 14px; font-size: 13px; margin-bottom: 16px; }

/* Acciones tabla */
.act-btn { background: none; border: 1px solid var(--border); border-radius: 4px;
           padding: 3px 8px; font-size: 11px; cursor: pointer; color: var(--text-muted);
           margin-right: 4px; }
.act-btn:hover { background: var(--gray-light); color: var(--text); }
.act-btn.sunat { border-color: #bfdbfe; color: #1d4ed8; }
.act-btn.sunat:hover { background: #eff6ff; }