/* =====================================================================
   Proyecto Zero — ERP · Tema base (derivado del preview aprobado)
   Sidebar azul marino · modo claro/oscuro · responsive tablet/celular
   ===================================================================== */
:root{
  --navy-950:#0B1729; --navy-900:#0F1E33; --navy-800:#16273F; --navy-700:#1E3A5F;
  --blue-600:#2563EB; --blue-500:#3B82F6;
  --gray-25:#FAFBFC; --gray-50:#F5F7FA; --gray-100:#EDF0F4; --gray-200:#E2E6EC;
  --gray-300:#CBD3DC; --gray-600:#5B6472; --gray-700:#3F4753; --gray-900:#1B2430;

  --st-disponible:#16A34A; --st-rentado:#2563EB; --st-asignado:#7C3AED;
  --st-mantenimiento:#D97706; --st-danado:#DC2626; --st-extraviado:#9F1239; --st-baja:#6B7280;

  --bg-page:var(--gray-50); --bg-card:#FFFFFF; --bg-sidebar:var(--navy-950);
  --text-main:var(--gray-900); --text-muted:var(--gray-600); --border-color:var(--gray-200);
  --shadow-card:0 1px 2px rgba(16,24,40,.04),0 1px 3px rgba(16,24,40,.06);
}
[data-theme="dark"]{
  --bg-page:#0C131F; --bg-card:#121C2B; --bg-sidebar:#080F1A;
  --text-main:#E7ECF3; --text-muted:#8B98AB; --border-color:#22303F;
  --shadow-card:0 1px 2px rgba(0,0,0,.3);
}

*{box-sizing:border-box;}
body{font-family:'Inter',system-ui,sans-serif;background:var(--bg-page);color:var(--text-main);
  margin:0;font-size:14.5px;transition:background .2s ease,color .2s ease;}
a{color:inherit;}
.mono{font-family:'JetBrains Mono',monospace;font-weight:500;letter-spacing:-.01em;}

/* ---------- SIDEBAR ---------- */
.sidebar{width:248px;background:var(--bg-sidebar);position:fixed;top:0;left:0;bottom:0;
  display:flex;flex-direction:column;z-index:40;border-right:1px solid rgba(255,255,255,.06);}
.sidebar-brand{padding:22px 20px 18px;display:flex;align-items:center;gap:10px;
  border-bottom:1px solid rgba(255,255,255,.06);}
.sidebar-brand .mark{width:34px;height:34px;border-radius:9px;
  background:linear-gradient(135deg,var(--blue-600),#1E40AF);display:flex;align-items:center;
  justify-content:center;font-family:'JetBrains Mono',monospace;font-weight:700;color:#fff;font-size:15px;flex-shrink:0;}
.sidebar-brand .name{color:#fff;font-weight:700;font-size:15.5px;line-height:1.15;}
.sidebar-brand .sub{color:#7C8AA0;font-size:11px;font-family:'JetBrains Mono',monospace;}
.sidebar-nav{flex:1;overflow-y:auto;padding:14px 12px;}
.nav-section-label{color:#5B6C82;font-size:10.5px;font-weight:600;letter-spacing:.08em;
  text-transform:uppercase;padding:14px 10px 6px;}
.nav-item{display:flex;align-items:center;gap:11px;padding:9px 12px;border-radius:8px;color:#B6C0D1;
  text-decoration:none;font-size:13.6px;font-weight:500;margin-bottom:2px;position:relative;cursor:pointer;}
.nav-item i{font-size:16px;width:18px;text-align:center;opacity:.85;}
.nav-item:hover{background:rgba(255,255,255,.06);color:#fff;}
.nav-item.active{background:var(--navy-700);color:#fff;}
.nav-item.active::before{content:'';position:absolute;left:-12px;top:8px;bottom:8px;width:3px;
  background:var(--blue-500);border-radius:0 3px 3px 0;}
.nav-item.disabled{opacity:.42;cursor:not-allowed;}
.nav-item .badge-count{margin-left:auto;background:rgba(255,255,255,.1);color:#C9D3E0;font-size:10.5px;
  font-family:'JetBrains Mono',monospace;padding:1px 7px;border-radius:20px;}
.nav-item .soon{margin-left:auto;font-size:9px;letter-spacing:.05em;text-transform:uppercase;
  background:rgba(255,255,255,.07);color:#8293AA;padding:2px 6px;border-radius:5px;}
.sidebar-footer{padding:14px 16px;border-top:1px solid rgba(255,255,255,.06);display:flex;align-items:center;gap:10px;}
.avatar-sm{width:32px;height:32px;border-radius:8px;background:var(--navy-700);display:flex;align-items:center;
  justify-content:center;color:#fff;font-size:12.5px;font-weight:700;flex-shrink:0;}
.sidebar-footer .u-name{color:#EDF0F4;font-size:12.8px;font-weight:600;}
.sidebar-footer .u-role{color:#7C8AA0;font-size:11px;}
.sidebar-footer form{margin-left:auto;}
.logout-btn{background:none;border:none;color:#7C8AA0;cursor:pointer;font-size:16px;padding:6px;border-radius:6px;}
.logout-btn:hover{color:#fff;background:rgba(255,255,255,.06);}

/* ---------- MAIN ---------- */
.main-wrap{margin-left:248px;min-height:100vh;display:flex;flex-direction:column;}
.topbar{height:64px;background:var(--bg-card);border-bottom:1px solid var(--border-color);display:flex;
  align-items:center;padding:0 24px;gap:16px;position:sticky;top:0;z-index:30;}
.empresa-switch{display:flex;align-items:center;gap:8px;}
.empresa-switch select{background:var(--bg-page);border:1px solid var(--border-color);border-radius:8px;
  padding:7px 12px;font-size:13px;color:var(--text-main);font-weight:600;max-width:230px;}
.topbar-actions{margin-left:auto;display:flex;align-items:center;gap:6px;}
.icon-btn{width:36px;height:36px;border-radius:8px;border:1px solid var(--border-color);background:var(--bg-card);
  display:flex;align-items:center;justify-content:center;color:var(--text-muted);cursor:pointer;position:relative;}
.icon-btn:hover{background:var(--bg-page);}
.page-body{padding:26px 28px 40px;}
.page-head{display:flex;align-items:flex-end;justify-content:space-between;margin-bottom:22px;flex-wrap:wrap;gap:12px;}
.page-head h1{font-size:21px;font-weight:700;margin:0 0 3px;}
.page-head .crumb{color:var(--text-muted);font-size:12.5px;font-family:'JetBrains Mono',monospace;}

/* ---------- BOTONES ---------- */
.btn-primary-erp{background:var(--blue-600);border:none;color:#fff;font-weight:600;font-size:13.5px;
  padding:9px 16px;border-radius:8px;display:inline-flex;align-items:center;gap:7px;text-decoration:none;cursor:pointer;}
.btn-primary-erp:hover{background:#1D4ED8;color:#fff;}
.btn-ghost-erp{background:var(--bg-card);border:1px solid var(--border-color);color:var(--text-main);font-weight:600;
  font-size:13.5px;padding:9px 16px;border-radius:8px;display:inline-flex;align-items:center;gap:7px;text-decoration:none;cursor:pointer;}
.btn-ghost-erp:hover{background:var(--bg-page);}
.btn-sm{padding:6px 11px;font-size:12.5px;}

/* ---------- KPI ---------- */
.kpi-row{display:grid;grid-template-columns:repeat(4,1fr);gap:14px;margin-bottom:20px;}
@media (max-width:1200px){.kpi-row{grid-template-columns:repeat(2,1fr);}}
.kpi-card{background:var(--bg-card);border:1px solid var(--border-color);border-radius:12px;padding:16px 18px;box-shadow:var(--shadow-card);}
.kpi-card .top{display:flex;align-items:center;justify-content:space-between;margin-bottom:10px;}
.kpi-card .icon{width:34px;height:34px;border-radius:8px;display:flex;align-items:center;justify-content:center;font-size:16px;}
.kpi-card .label{color:var(--text-muted);font-size:12.2px;font-weight:600;text-transform:uppercase;letter-spacing:.03em;}
.kpi-card .value{font-size:26px;font-weight:800;font-family:'JetBrains Mono',monospace;line-height:1;}

/* ---------- CARDS / TABLAS ---------- */
.card-erp{background:var(--bg-card);border:1px solid var(--border-color);border-radius:12px;box-shadow:var(--shadow-card);margin-bottom:20px;}
.card-erp-head{padding:16px 20px;border-bottom:1px solid var(--border-color);display:flex;align-items:center;justify-content:space-between;}
.card-erp-head h2{font-size:14.5px;font-weight:700;margin:0;}
.card-erp-head .hint{color:var(--text-muted);font-size:11.8px;}
.card-erp-body{padding:18px 20px;}
.table-scroll{width:100%;overflow-x:auto;-webkit-overflow-scrolling:touch;}
table.erp-table{width:100%;border-collapse:collapse;font-size:13.2px;}
table.erp-table thead th{text-align:left;color:var(--text-muted);font-size:11px;font-weight:700;text-transform:uppercase;
  letter-spacing:.04em;padding:9px 12px;border-bottom:1px solid var(--border-color);}
table.erp-table tbody td{padding:11px 12px;border-bottom:1px solid var(--border-color);vertical-align:middle;}
table.erp-table tbody tr:hover{background:var(--bg-page);}
.code-chip{background:var(--bg-page);border:1px solid var(--border-color);border-radius:6px;padding:2px 7px;font-size:12px;}

/* ---------- PILLS / BADGES ---------- */
.pill{display:inline-flex;align-items:center;gap:6px;font-size:11.6px;font-weight:600;padding:3px 10px 3px 8px;
  border-radius:20px;font-family:'JetBrains Mono',monospace;white-space:nowrap;}
.pill::before{content:'';width:6px;height:6px;border-radius:50%;}
.pill-ok{background:rgba(22,163,74,.1);color:var(--st-disponible);}
.pill-ok::before{background:var(--st-disponible);}
.pill-off{background:rgba(107,114,128,.14);color:var(--st-baja);}
.pill-off::before{background:var(--st-baja);}
.pill-blue{background:rgba(37,99,235,.1);color:var(--st-rentado);}
.pill-blue::before{background:var(--st-rentado);}
.role-chip{display:inline-block;background:rgba(37,99,235,.08);color:var(--blue-600);font-size:11px;font-weight:600;
  padding:2px 8px;border-radius:6px;margin:1px 2px;}

/* ---------- FORMULARIOS ---------- */
.form-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:16px;}
@media (max-width:700px){.form-grid{grid-template-columns:1fr;}}
.field{display:flex;flex-direction:column;gap:6px;margin-bottom:4px;}
.field.full{grid-column:1/-1;}
.field label{font-size:12.5px;font-weight:600;color:var(--text-muted);}
.field input[type=text],.field input[type=email],.field input[type=password],.field input[type=tel],
.field select,.field textarea{
  background:var(--bg-page);border:1px solid var(--border-color);border-radius:8px;padding:9px 12px;
  font-size:13.5px;color:var(--text-main);width:100%;font-family:inherit;}
.field input:focus,.field select:focus,.field textarea:focus{outline:none;border-color:var(--blue-500);
  box-shadow:0 0 0 3px rgba(59,130,246,.15);}
.switch{display:flex;align-items:center;gap:8px;font-size:13px;font-weight:500;}
.perm-group{border:1px solid var(--border-color);border-radius:10px;padding:12px 14px;margin-bottom:10px;background:var(--bg-page);}
.perm-group h4{margin:0 0 8px;font-size:12.5px;text-transform:capitalize;color:var(--text-main);}
.perm-list{display:flex;flex-wrap:wrap;gap:8px 16px;}
.perm-list label{display:flex;align-items:center;gap:6px;font-size:12.5px;color:var(--text-muted);}
.form-actions{display:flex;gap:10px;margin-top:18px;padding-top:16px;border-top:1px solid var(--border-color);}

/* ---------- ALERTAS / FLASH ---------- */
.flash{padding:11px 16px;border-radius:10px;font-size:13.2px;font-weight:500;margin-bottom:18px;display:flex;align-items:center;gap:9px;}
.flash-ok{background:rgba(22,163,74,.1);color:var(--st-disponible);border:1px solid rgba(22,163,74,.25);}
.flash-err{background:rgba(220,38,38,.08);color:var(--st-danado);border:1px solid rgba(220,38,38,.25);}
.field-error{color:var(--st-danado);font-size:11.6px;}

/* ---------- LOGIN ---------- */
.login-wrap{min-height:100vh;display:flex;align-items:center;justify-content:center;padding:20px;
  background:radial-gradient(1200px 600px at 20% -10%,rgba(37,99,235,.12),transparent),var(--bg-page);}
.login-card{width:100%;max-width:400px;background:var(--bg-card);border:1px solid var(--border-color);
  border-radius:16px;box-shadow:0 10px 40px rgba(16,24,40,.10);padding:34px 30px;}
.login-brand{display:flex;align-items:center;gap:11px;margin-bottom:24px;}
.login-brand .mark{width:42px;height:42px;border-radius:11px;background:linear-gradient(135deg,var(--blue-600),#1E40AF);
  display:flex;align-items:center;justify-content:center;font-family:'JetBrains Mono',monospace;font-weight:700;color:#fff;font-size:18px;}
.login-brand .name{font-weight:800;font-size:18px;line-height:1.1;}
.login-brand .sub{color:var(--text-muted);font-size:11.5px;font-family:'JetBrains Mono',monospace;}
.login-card h1{font-size:18px;margin:0 0 4px;}
.login-card .lead{color:var(--text-muted);font-size:13px;margin:0 0 22px;}
.btn-block{width:100%;justify-content:center;padding:11px;font-size:14px;}

/* ---------- MÓVIL ---------- */
.mobile-topbar{display:none;}
.sidebar-backdrop{display:none;position:fixed;inset:0;background:rgba(6,11,20,.5);z-index:35;}
.sidebar-backdrop.show{display:block;}
@media (max-width:960px){
  .sidebar{transform:translateX(-100%);transition:transform .25s ease;width:264px;}
  .sidebar.open{transform:translateX(0);box-shadow:8px 0 24px rgba(0,0,0,.25);}
  .main-wrap{margin-left:0;}
  .mobile-topbar{display:flex;align-items:center;}
  .kpi-row{grid-template-columns:repeat(2,1fr);}
  .page-body{padding:18px 16px 32px;}
  .topbar{padding:0 14px;gap:10px;}
  .empresa-switch select{max-width:150px;}
}
@media (max-width:640px){
  body{font-size:13.5px;}
  .kpi-row{grid-template-columns:1fr;gap:10px;}
}