*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
:root{
  /* Marca InfoHub (manual KnowHub v1.0): tokens en ./marca/marca.css */
  --bg:var(--ui-fondo);--surface:var(--ui-superficie);--sidebar:var(--kh-tinta);--sidebar-text:var(--kh-tinta-30);--sidebar-active:var(--ih-violeta);
  --text:var(--ui-texto);--text-muted:var(--ui-texto-2);--border:var(--ui-borde);--primary:var(--ui-accion);--primary-hover:var(--ui-accion-hover);
  --success:var(--ui-exito);--warning:var(--ui-aviso);--danger:var(--ui-peligro);--radius:var(--ui-radio);--shadow:0 1px 2px rgba(20,21,46,.06)}
button,input,select,textarea{font-family:inherit}
input,select,textarea{background:var(--surface);color:var(--text)}
body{font-family:var(--font-sans);background:var(--bg);color:var(--text);display:flex;min-height:100vh}

/* Sidebar */
.sidebar{width:240px;background:var(--sidebar);color:var(--kh-crema);display:flex;flex-direction:column;flex-shrink:0;position:sticky;top:0;height:100vh;overflow-y:auto}
.sidebar-header{padding:20px;border-bottom:1px solid rgba(255,255,255,.1)}
.sidebar-header h1{font-size:20px;font-weight:600}
.brand{display:flex;align-items:center;gap:10px}
.brand-symbol{flex-shrink:0;fill:var(--ih-violeta)}
.brand-text{display:flex;flex-direction:column;line-height:1.1}
.brand-name{font-family:var(--font-titulo);font-weight:600;letter-spacing:-.045em;color:var(--kh-crema)}
.brand-name span{color:var(--kh-tinta-30);font-weight:500}
/* Firma «by KnowHub»: índigo claro sobre tinta (manual 05, 6,2:1) */
.brand-signature{font-family:var(--font-mono);font-size:11px;font-weight:400;color:#8183d6}
h1,h2,h3,.stat-value{font-family:var(--font-titulo);letter-spacing:-.015em}
.icon{flex-shrink:0;vertical-align:-3px}
.portal-link{display:inline-flex;gap:6px;align-items:center;margin-top:12px;padding:6px 10px;border-radius:6px;color:inherit;text-decoration:none;font-size:13px;border:1px solid rgba(255,255,255,.2)}
.portal-link:hover{background:rgba(255,255,255,.1)}
.portal-link[hidden]{display:none}
.sidebar-subtitle{font-family:var(--font-mono);font-size:11px;text-transform:uppercase;letter-spacing:.06em;color:var(--sidebar-text);margin-top:10px}
.nav-list{list-style:none;padding:8px}
.nav-list li a{display:flex;align-items:center;gap:10px;padding:10px 14px;color:var(--sidebar-text);text-decoration:none;border-radius:6px;font-size:14px;transition:.15s}
.nav-list li a:hover{background:rgba(251,246,227,.06);color:var(--kh-crema)}
.nav-list li a.active{background:rgba(123,97,255,.18);color:var(--kh-crema);box-shadow:inset 3px 0 0 var(--ih-violeta)}

/* Main */
.main-content{flex:1;display:flex;flex-direction:column;min-width:0}
.topbar{display:flex;align-items:center;gap:16px;padding:16px 24px;background:var(--surface);border-bottom:1px solid var(--border);position:sticky;top:0;z-index:10}
.menu-toggle{display:none;background:none;border:none;font-size:22px;cursor:pointer;color:var(--text)}
#view-title{font-size:18px;font-weight:600;flex:1}
.topbar-actions{display:flex;gap:8px}
.content-area{padding:24px;flex:1;overflow-y:auto}

/* Cards */
.card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);box-shadow:var(--shadow);padding:20px;margin-bottom:16px}
.card-header{display:flex;align-items:center;gap:8px;font-family:var(--font-mono);font-size:12px;font-weight:500;color:var(--text-muted);text-transform:uppercase;letter-spacing:.06em;margin-bottom:12px}

/* Stats Grid */
.stats-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(180px,1fr));gap:16px;margin-bottom:24px}
.stat-card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);box-shadow:var(--shadow);padding:20px;text-align:center}
.stat-card .stat-value{font-size:32px;font-weight:600;color:var(--text)}
.stat-card .stat-label{font-family:var(--font-mono);font-size:12px;color:var(--text-muted);margin-top:4px}

/* Tables */
.table-wrap{overflow-x:auto}
table{width:100%;border-collapse:collapse;font-size:14px}
th,td{text-align:left;padding:10px 12px;border-bottom:1px solid var(--border)}
th{font-family:var(--font-mono);font-weight:500;color:var(--text-muted);font-size:11px;text-transform:uppercase;letter-spacing:.06em}
tr:hover{background:var(--ui-superficie-2)}

/* Badges */
.badge{display:inline-block;padding:2px 10px;border-radius:999px;font-size:12px;font-weight:500}
.badge-active{background:var(--ui-exito-fondo);color:var(--ui-exito)}
.badge-archived{background:var(--ui-superficie-2);color:var(--text-muted)}
.badge-deleted,.badge-removed{background:var(--ui-peligro-fondo);color:var(--ui-peligro)}
.chip~.badge{margin-left:6px}

/* Status dots */
.status-dot{display:inline-block;width:10px;height:10px;border-radius:50%;margin-right:6px}

/* Buttons */
button,.btn{display:inline-flex;align-items:center;gap:6px;padding:8px 16px;border:none;border-radius:6px;font-size:13px;font-weight:500;cursor:pointer;transition:.15s}
.btn-primary{background:var(--primary);color:#fff}
.btn-primary:hover{background:var(--primary-hover)}
.btn-success{background:var(--success);color:#fff}
.btn-warning{background:var(--warning);color:#fff}
:focus-visible{outline:2px solid var(--ui-acento);outline-offset:2px}
.btn-danger{background:var(--danger);color:#fff}
.btn-sm{padding:4px 10px;font-size:12px}
.btn-outline{background:transparent;border:1px solid var(--border);color:var(--text)}
.btn-outline:hover{background:var(--bg)}

/* Forms */
.form-group{margin-bottom:14px}
.form-group label{display:block;font-size:13px;font-weight:500;margin-bottom:4px;color:var(--text)}
.form-group input,.form-group select,.form-group textarea{width:100%;padding:8px 12px;border:1px solid var(--border);border-radius:6px;font-size:14px;background:var(--surface)}
.form-group input:focus,.form-group select:focus,.form-group textarea:focus{outline:none;border-color:var(--ui-acento);box-shadow:0 0 0 3px rgba(123,97,255,.2)}
.form-row{display:grid;grid-template-columns:1fr 1fr;gap:12px}
.form-section{border:1px solid var(--border);border-radius:var(--radius);padding:12px 14px 2px;margin-bottom:14px}
.form-section legend{font-family:var(--font-mono);font-size:11px;font-weight:500;color:var(--text-muted);text-transform:uppercase;letter-spacing:.5px;padding:0 6px}
.form-hint{font-size:13px;color:var(--text-muted);margin-bottom:12px}
.form-error,.field-error{font-size:13px;color:var(--danger);margin-top:4px}
.form-error{margin-bottom:10px}
.required-mark{color:var(--danger)}
.tag-options{display:flex;flex-wrap:wrap;gap:6px;margin-bottom:12px}
.tag-option{display:inline-flex;align-items:center;gap:4px;cursor:pointer}
.tag-option input{width:auto;margin:0}

/* Modal */
.modal-overlay{position:fixed;top:0;left:0;right:0;bottom:0;background:rgba(20,21,46,.5);z-index:100;display:flex;align-items:center;justify-content:center}
.modal{background:var(--surface);border-radius:12px;padding:24px;max-width:640px;width:90%;max-height:90vh;overflow-y:auto}
.modal h3{font-size:18px;margin-bottom:16px}
.modal-actions{display:flex;flex-wrap:wrap;gap:8px;justify-content:flex-end;margin-top:20px}
.modal-actions .btn{white-space:nowrap}

/* Chip / Tag */
.chip{display:inline-flex;align-items:center;gap:4px;padding:2px 10px;border-radius:999px;font-size:12px;background:var(--ih-violeta-velo);color:var(--ih-violeta-osc);margin:2px}
.chip .status-dot{width:8px;height:8px;margin:0 2px 0 0}

/* Detail */
.detail-grid{display:grid;grid-template-columns:1fr 1fr;gap:12px}
.detail-item .detail-label{font-family:var(--font-mono);font-size:11px;text-transform:uppercase;color:var(--text-muted);letter-spacing:.06em;font-weight:500}
.detail-item .detail-value{font-size:14px;margin-top:2px}

/* Meta table in doc detail */
.meta-table{width:100%;font-size:13px}
.meta-table td{padding:6px 8px;border-bottom:1px solid var(--border)}
.meta-table td:first-child{font-weight:500;color:var(--text-muted);width:160px}

/* Search results */
.search-result{padding:12px;border:1px solid var(--border);border-radius:var(--radius);margin-bottom:8px}
.search-result .sr-workspace{display:flex;align-items:center;gap:6px;font-family:var(--font-mono);font-size:12px;color:var(--primary);font-weight:500}
.search-result .sr-text{font-size:14px;margin-top:4px;white-space:pre-wrap}

/* Two-column layout */
.two-col{display:grid;grid-template-columns:1fr 1fr;gap:16px}

/* User badge */
.user-badge{display:flex;align-items:center;gap:8px;flex-shrink:0}
.user-name{font-size:13px;font-weight:500;color:var(--text-muted)}

/* Login */
.login-container{display:flex;align-items:center;justify-content:center;min-height:60vh}
.login-card{background:var(--surface);border:1px solid var(--border);border-radius:14px;box-shadow:var(--shadow);padding:40px;max-width:400px;width:100%;text-align:center}
.login-card h2{margin-bottom:8px;font-size:22px}
.login-card p{margin-bottom:24px;color:var(--text-muted);font-size:14px}
.login-card .form-group{text-align:left}

/* Responsive */
@media(max-width:768px){
  .sidebar{width:60px}
  .brand-text,.sidebar-subtitle,.nav-list li a span,.portal-link span{display:none}
  .sidebar-header{padding:20px 10px}
  .nav-list li a{padding:14px;justify-content:center;font-size:18px}
  .menu-toggle{display:block}
  .two-col,.form-row,.detail-grid{grid-template-columns:1fr}
}

/* Toast notifications */
.toast {
  position: fixed;
  bottom: 24px;
  right: 24px;
  padding: 12px 20px;
  border-radius: 8px;
  color: #fff;
  font-size: 14px;
  z-index: 10000;
  animation: slideIn 0.3s ease;
  max-width: 400px;
  box-shadow: 0 4px 12px rgba(20,21,46,0.15);
}
.toast-info { background: var(--primary); }
.toast-error { background: var(--ui-peligro); }
.toast-success { background: var(--ui-exito); }
.toast-warning { background: var(--ui-aviso); }

@keyframes slideIn {
  from { transform: translateX(100%); opacity: 0; }
  to { transform: translateX(0); opacity: 1; }
}

/* Inline error messages */
.error-message {
  color: var(--ui-peligro);
  font-size: 13px;
  margin-top: 4px;
  animation: fadeIn 0.2s ease;
}

@keyframes fadeIn {
  from { opacity: 0; }
  to { opacity: 1; }
}

/* Disabled button */
.btn:disabled {
  opacity: 0.6;
  cursor: not-allowed;
}