/* =========================================================
   CYBERGUARD-UMG — Prototipo visual (recreación estática)
   ========================================================= */

:root{
  --navy-950:#0b0f19;
  --navy-900:#0d1220;
  --navy-850:#111827;
  --navy-800:#151d30;
  --navy-border:#1f2937;

  --cyan-400:#22d3ee;
  --blue-500:#3b82f6;
  --blue-600:#2563eb;
  --blue-active:#1e9fd6;

  --text-dark:#0f172a;
  --text-body:#1e293b;
  --text-muted:#64748b;
  --text-faint:#94a3b8;

  --bg-app:#f6f8fb;
  --bg-white:#ffffff;
  --border:#e6eaf0;

  --danger:#dc2626;
  --danger-bg:#fee2e2;
  --warning:#d97706;
  --warning-bg:#fef3c7;
  --success:#059669;
  --success-bg:#d1fae5;
  --info:#2563eb;
  --info-bg:#dbeafe;
  --purple:#7c3aed;
  --purple-bg:#ede9fe;

  --radius:10px;
  --shadow-card:0 1px 2px rgba(15,23,42,.04), 0 1px 8px rgba(15,23,42,.04);
}

*{box-sizing:border-box;}
html,body{margin:0;padding:0;}
body{
  font-family:"Segoe UI",-apple-system,BlinkMacSystemFont,Roboto,Helvetica,Arial,sans-serif;
  background:var(--bg-app);
  color:var(--text-body);
  font-size:14px;
  -webkit-font-smoothing:antialiased;
}
a{color:inherit;text-decoration:none;}
button{font-family:inherit;cursor:pointer;}
ul{list-style:none;margin:0;padding:0;}
input,select,textarea{font-family:inherit;font-size:14px;}

/* ---------- Scrollbar (cosmetic) ---------- */
::-webkit-scrollbar{width:10px;height:10px;}
::-webkit-scrollbar-thumb{background:#cbd5e1;border-radius:8px;}
::-webkit-scrollbar-track{background:transparent;}

/* =========================================================
   LOGIN
   ========================================================= */
.login-page{
  min-height:100vh;
  background:radial-gradient(circle at 50% 30%, #10192d 0%, var(--navy-950) 60%);
  display:flex;
  align-items:center;
  justify-content:center;
  padding:24px;
}
.login-card{
  width:100%;
  max-width:380px;
  background:var(--navy-850);
  border:1px solid var(--navy-border);
  border-radius:16px;
  padding:36px 32px 32px;
  box-shadow:0 20px 60px rgba(0,0,0,.45);
}
.login-brand{
  display:flex;
  flex-direction:column;
  align-items:center;
  text-align:center;
  margin-bottom:26px;
}
.login-brand .shield-icon{
  width:34px;height:34px;color:var(--cyan-400);margin-bottom:8px;
}
.login-brand h1{
  margin:0;
  font-size:22px;
  letter-spacing:.5px;
  color:#f8fafc;
  font-weight:800;
}
.login-brand p{
  margin:6px 0 0;
  font-size:13px;
  color:#8b96ac;
}
.form-group{margin-bottom:16px;}
.form-group label{
  display:block;
  font-size:12.5px;
  color:#a9b4c6;
  margin-bottom:6px;
}
.login-card input[type=email],
.login-card input[type=password]{
  width:100%;
  padding:11px 13px;
  border-radius:8px;
  border:1px solid #2a3550;
  background:#eef2ff;
  color:#0f172a;
  outline:none;
}
.login-card input:focus{border-color:var(--cyan-400);}
.btn-login{
  width:100%;
  margin-top:6px;
  padding:12px 14px;
  border:none;
  border-radius:8px;
  font-weight:700;
  font-size:14.5px;
  color:#03202a;
  background:linear-gradient(90deg,var(--blue-500) 0%, var(--cyan-400) 100%);
  transition:filter .15s ease;
}
.btn-login:hover{filter:brightness(1.06);}
.login-error{
  margin-top:14px;
  font-size:12.5px;
  color:#fca5a5;
  background:#3b1220;
  border:1px solid #5c1d2c;
  padding:8px 10px;
  border-radius:6px;
  display:none;
}
.login-hint{
  margin-top:18px;
  text-align:center;
  font-size:11.5px;
  color:#5a6785;
}

/* =========================================================
   APP SHELL
   ========================================================= */
.app-shell{
  display:flex;
  min-height:100vh;
}

/* ---------- Sidebar ---------- */
.sidebar{
  width:250px;
  flex:0 0 250px;
  background:var(--bg-white);
  border-right:1px solid var(--border);
  display:flex;
  flex-direction:column;
  padding:22px 16px;
  position:sticky;
  top:0;
  height:100vh;
  overflow-y:auto;
}
.sidebar-brand{
  display:flex;
  align-items:center;
  gap:10px;
  padding:0 6px 20px;
}
.sidebar-brand .shield-badge{
  width:34px;height:34px;border-radius:9px;
  background:linear-gradient(135deg,var(--blue-500),var(--cyan-400));
  display:flex;align-items:center;justify-content:center;flex:0 0 auto;
}
.sidebar-brand .shield-badge svg{width:19px;height:19px;color:#fff;}
.sidebar-brand .brand-text h2{
  margin:0;font-size:15px;font-weight:800;color:var(--text-dark);letter-spacing:.2px;
}
.sidebar-brand .brand-text h2 span{color:var(--blue-500);}
.sidebar-brand .brand-text p{
  margin:1px 0 0;font-size:10px;color:var(--text-faint);letter-spacing:.3px;text-transform:uppercase;
}
.nav-section{margin-top:14px;}
.nav-section-title{
  font-size:10.5px;
  font-weight:700;
  color:#8391a8;
  letter-spacing:.6px;
  text-transform:uppercase;
  padding:0 10px;
  margin-bottom:6px;
}
.nav-item{
  display:flex;
  align-items:center;
  gap:10px;
  padding:9px 10px;
  border-radius:8px;
  color:#475569;
  font-size:13.5px;
  font-weight:500;
  margin-bottom:2px;
}
.nav-item svg{width:16px;height:16px;flex:0 0 auto;}
.nav-item:hover{background:#f1f5f9;color:var(--text-dark);}
.nav-item.active{
  background:#e6f6fd;
  color:var(--blue-active);
  font-weight:700;
}
.nav-item .beta-tag{
  margin-left:auto;
  font-size:9px;
  font-weight:800;
  color:#d97706;
  background:#fef3c7;
  padding:2px 6px;
  border-radius:5px;
}
.sidebar-footer{margin-top:auto;padding-top:16px;}
.sidebar-user{
  display:flex;align-items:center;gap:10px;
  border:1px solid var(--border);
  border-radius:10px;
  padding:10px;
  margin-bottom:10px;
}
.sidebar-user .avatar{
  width:30px;height:30px;border-radius:50%;
  background:#e2e8f0;display:flex;align-items:center;justify-content:center;color:#64748b;flex:0 0 auto;
}
.sidebar-user .avatar svg{width:16px;height:16px;}
.sidebar-user .name{font-size:12.5px;font-weight:600;color:var(--text-dark);line-height:1.3;}
.sidebar-user .edit-icon{margin-left:auto;color:#94a3b8;width:14px;height:14px;}
.btn-logout{
  width:100%;
  display:flex;align-items:center;justify-content:center;gap:6px;
  padding:9px;
  border:1px solid #fecaca;
  background:#fef2f2;
  color:var(--danger);
  border-radius:8px;
  font-size:13px;
  font-weight:600;
}
.btn-logout:hover{background:#fee2e2;}
.btn-logout svg{width:14px;height:14px;}

/* ---------- Main content ---------- */
.main{
  flex:1;
  min-width:0;
  padding:28px 34px 60px;
}
.page-title{
  display:flex;align-items:center;gap:10px;flex-wrap:wrap;
  font-size:26px;
  font-weight:800;
  color:var(--text-dark);
  margin:0 0 4px;
}
.page-title svg{width:24px;height:24px;color:var(--blue-500);}
.page-sub{
  color:var(--text-muted);
  margin:0 0 22px;
  font-size:13.5px;
}
.chip{
  font-size:11px;
  font-weight:700;
  padding:3px 10px;
  border-radius:999px;
  display:inline-flex;align-items:center;gap:4px;
}
.chip-blue{background:var(--info-bg);color:var(--info);}
.chip-green{background:var(--success-bg);color:var(--success);}
.chip-amber{background:var(--warning-bg);color:var(--warning);}

/* ---------- Cards ---------- */
.card{
  background:var(--bg-white);
  border:1px solid var(--border);
  border-radius:var(--radius);
  box-shadow:var(--shadow-card);
}
.card-pad{padding:20px 22px;}
.card-header{
  display:flex;align-items:center;gap:8px;
  font-size:14.5px;
  font-weight:700;
  color:var(--text-dark);
  padding:16px 20px;
  border-bottom:1px solid var(--border);
}
.card-header svg{width:16px;height:16px;color:var(--blue-500);}
.card-body{padding:20px;}

/* KPI cards */
.kpi-grid{
  display:grid;
  grid-template-columns:repeat(4,1fr);
  gap:16px;
  margin-bottom:20px;
}
.kpi-card{
  background:var(--bg-white);
  border:1px solid var(--border);
  border-radius:var(--radius);
  padding:16px 18px;
  box-shadow:var(--shadow-card);
}
.kpi-label{
  font-size:11px;font-weight:700;color:var(--text-faint);letter-spacing:.4px;text-transform:uppercase;margin-bottom:8px;
}
.kpi-value{font-size:24px;font-weight:800;color:var(--text-dark);}
.kpi-value.danger{color:var(--danger);}
.kpi-value.warning{color:var(--warning);}
.kpi-value.info{color:var(--info);}

/* Heatmap */
.heatmap-grid{
  display:grid;
  grid-template-columns:repeat(4,1fr);
  gap:12px;
  padding:18px 20px 20px;
}
.heat-cell{
  border-radius:8px;
  padding:20px 10px;
  text-align:center;
  font-weight:800;
  font-size:15px;
  color:#fff;
}

/* Simple list rows */
.row-list .row-item{
  display:flex;align-items:center;justify-content:space-between;
  padding:14px 20px;
  border-bottom:1px solid var(--border);
  font-size:13.5px;
}
.row-list .row-item:last-child{border-bottom:none;}
.row-item .row-title{font-weight:600;color:var(--text-dark);}

/* Badges */
.badge{
  font-size:11px;
  font-weight:700;
  padding:3px 10px;
  border-radius:6px;
  display:inline-block;
  white-space:nowrap;
}
.badge-critica{background:var(--danger-bg);color:var(--danger);}
.badge-alta{background:#ffedd5;color:#c2410c;}
.badge-media{background:var(--warning-bg);color:var(--warning);}
.badge-baja{background:var(--success-bg);color:var(--success);}
.badge-operativo{background:var(--success-bg);color:var(--success);}
.badge-activo{background:var(--info-bg);color:var(--info);}
.badge-mitigacion{background:var(--warning-bg);color:var(--warning);}
.badge-completado{background:var(--success-bg);color:var(--success);}
.badge-admin{background:var(--info-bg);color:var(--info);}

/* Forms */
.form-grid{
  display:grid;
  grid-template-columns:1fr 1fr;
  gap:18px 22px;
  padding:20px 20px 8px;
}
.field label{
  display:block;
  font-size:11px;
  font-weight:700;
  color:#64748b;
  letter-spacing:.3px;
  text-transform:uppercase;
  margin-bottom:6px;
}
.field input[type=text],
.field input[type=email],
.field input[type=password],
.field select,
.field textarea{
  width:100%;
  padding:10px 12px;
  border:1px solid #d7dee7;
  border-radius:8px;
  background:#fff;
  color:var(--text-dark);
}
.field input::placeholder,.field textarea::placeholder{color:#aab4c4;}
.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,.12);}
.field-full{grid-column:1/-1;}
.form-actions{padding:12px 20px 22px;}

/* Buttons */
.btn{
  display:inline-flex;align-items:center;gap:7px;
  padding:10px 18px;
  border-radius:8px;
  border:none;
  font-weight:700;
  font-size:13.5px;
}
.btn svg{width:14px;height:14px;}
.btn-primary{background:var(--blue-600);color:#fff;}
.btn-primary:hover{background:#1d4ed8;}
.btn-outline{background:#fff;border:1px solid var(--border);color:var(--text-body);}
.btn-outline:hover{background:#f8fafc;}
.btn-sm{padding:6px 12px;font-size:12px;border-radius:6px;}
.btn-danger-outline{background:#fff;border:1px solid #fecaca;color:var(--danger);}

/* Tables */
.table-wrap{overflow-x:auto;}
table.data-table{width:100%;border-collapse:collapse;font-size:13px;}
table.data-table th{
  text-align:left;
  font-size:10.5px;
  font-weight:800;
  color:#8391a8;
  letter-spacing:.4px;
  text-transform:uppercase;
  padding:12px 20px;
  border-bottom:1px solid var(--border);
  white-space:nowrap;
}
table.data-table td{
  padding:14px 20px;
  border-bottom:1px solid var(--border);
  color:var(--text-body);
  vertical-align:top;
}
table.data-table tbody tr:hover{background:#fafbfd;}
table.data-table tbody tr:last-child td{border-bottom:none;}
.cell-strong{font-weight:700;color:var(--text-dark);}
.cell-muted{color:var(--text-muted);font-size:12px;}
.link-cell{color:var(--blue-500);font-weight:600;}

.search-input{
  padding:8px 12px;border:1px solid var(--border);border-radius:8px;font-size:12.5px;width:220px;
}

/* Split layout (2 cols) */
.grid-2{display:grid;grid-template-columns:1.1fr 1fr;gap:18px;margin-bottom:20px;}
.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;margin-bottom:20px;}
.grid-4{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;margin-bottom:20px;}

/* NIST banner */
.nist-banner{
  background:linear-gradient(120deg,#0d1526,#182238);
  color:#fff;
  border-radius:var(--radius);
  padding:22px 26px;
  display:flex;align-items:center;justify-content:space-between;
  gap:14px;flex-wrap:wrap;
  margin-bottom:20px;
}
.nist-banner h2{margin:0 0 4px;font-size:20px;font-weight:800;display:flex;align-items:center;gap:10px;}
.nist-banner p{margin:0;color:#9fb0cc;font-size:13px;}
.nist-tag{background:#0891b2;color:#fff;font-size:11px;font-weight:800;padding:3px 9px;border-radius:6px;}
.nist-enterprise{
  border:1px solid #2c3a55;color:#7dd3fc;background:#111c30;
  padding:8px 16px;border-radius:8px;font-size:12px;font-weight:700;display:flex;align-items:center;gap:6px;
}

.maturity-row{padding:14px 20px;}
.maturity-row .m-top{display:flex;justify-content:space-between;font-size:13px;margin-bottom:6px;}
.maturity-row .m-top span:first-child{font-weight:600;color:var(--text-dark);}
.maturity-row .m-top span:last-child{font-weight:700;color:var(--text-dark);}
.bar-track{height:7px;background:#eef1f5;border-radius:6px;overflow:hidden;}
.bar-fill{height:100%;border-radius:6px;}

/* IA / Chat */
.ia-topbar{display:flex;align-items:center;justify-content:space-between;flex-wrap:wrap;gap:10px;margin-bottom:4px;}
.ia-quick-actions{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;margin:18px 0;}
.quick-action{
  background:#fff;border:1px solid var(--border);border-radius:9px;
  padding:14px 16px;font-size:13px;font-weight:600;color:var(--text-body);
  display:flex;align-items:center;gap:10px;
}
.quick-action svg{width:16px;height:16px;color:var(--blue-500);flex:0 0 auto;}
.quick-action:hover{border-color:var(--blue-500);background:#f5f9ff;}

.chat-panel{
  background:#fff;border:1px solid var(--border);border-radius:var(--radius);
  padding:20px;min-height:380px;display:flex;flex-direction:column;gap:16px;
}
.msg-row{display:flex;gap:10px;align-items:flex-start;}
.msg-row.user{flex-direction:row-reverse;}
.msg-avatar{
  width:30px;height:30px;border-radius:9px;flex:0 0 auto;
  display:flex;align-items:center;justify-content:center;color:#fff;
}
.msg-avatar.bot{background:linear-gradient(135deg,#7c3aed,#a855f7);}
.msg-avatar.user{background:#2563eb;}
.msg-avatar svg{width:15px;height:15px;}
.msg-bubble{
  max-width:70%;
  background:#f1f5f9;
  border-radius:10px;
  padding:12px 15px;
  font-size:13.5px;
  line-height:1.55;
  color:var(--text-body);
}
.msg-row.user .msg-bubble{background:var(--blue-600);color:#fff;}
.msg-bubble ul{margin:8px 0 0;padding-left:18px;list-style:disc;}
.code-box{
  margin-top:10px;background:#0d1424;color:#e2e8f0;border-radius:8px;overflow:hidden;font-family:Consolas,Menlo,monospace;font-size:12.5px;
}
.code-box .code-head{
  display:flex;justify-content:space-between;align-items:center;
  padding:8px 12px;background:#131c30;color:#94a3b8;font-family:inherit;font-size:11.5px;
}
.code-box pre{margin:0;padding:12px;white-space:pre-wrap;}
.chat-input-row{display:flex;gap:10px;margin-top:auto;}
.chat-input-row input{
  flex:1;padding:12px 14px;border:1px solid var(--border);border-radius:8px;
}
.chat-send{
  background:var(--blue-600);color:#fff;border:none;border-radius:8px;
  width:44px;display:flex;align-items:center;justify-content:center;
}
.chat-send svg{width:16px;height:16px;}

.rag-list li{
  display:flex;align-items:center;gap:8px;font-size:13px;padding:8px 0;color:var(--text-body);
}
.rag-list li svg{width:14px;height:14px;color:var(--success);flex:0 0 auto;}
.metric-row{display:flex;justify-content:space-between;padding:9px 0;font-size:13px;border-bottom:1px dashed var(--border);}
.metric-row:last-child{border-bottom:none;}
.metric-row span:last-child{font-weight:700;color:var(--text-dark);}

/* Reports */
.report-card{
  background:#fff;border:1px solid var(--border);border-radius:var(--radius);
  padding:18px;display:flex;flex-direction:column;gap:10px;
}
.report-card .report-top{display:flex;justify-content:space-between;align-items:flex-start;}
.report-card h4{margin:6px 0 2px;font-size:14.5px;color:var(--text-dark);}
.report-card p{margin:0;font-size:12px;color:var(--text-muted);line-height:1.5;flex:1;}
.report-card .report-bottom{display:flex;justify-content:space-between;align-items:center;margin-top:6px;font-size:12px;color:var(--text-muted);}
.report-icon{width:36px;height:36px;border-radius:8px;display:flex;align-items:center;justify-content:center;}
.report-icon svg{width:18px;height:18px;}

/* Radar chart */
.radar-wrap{padding:14px 20px 20px;display:flex;justify-content:center;}

/* misc */
.text-danger{color:var(--danger);font-weight:700;}
.hidden{display:none !important;}
@media (max-width:1100px){
  .kpi-grid,.grid-4{grid-template-columns:repeat(2,1fr);}
  .form-grid{grid-template-columns:1fr;}
  .grid-2{grid-template-columns:1fr;}
  .grid-3{grid-template-columns:1fr;}
  .ia-quick-actions{grid-template-columns:1fr;}
}
@media (max-width:760px){
  .sidebar{display:none;}
  .kpi-grid,.grid-4{grid-template-columns:1fr;}
}

/* =========================================================
   MODO OSCURO
   ========================================================= */
.theme-toggle-row{
  display:flex;align-items:center;justify-content:space-between;
  border:1px solid var(--border);
  border-radius:10px;
  padding:9px 12px;
  margin-bottom:10px;
  font-size:12.5px;
  font-weight:600;
  color:var(--text-body);
}
.theme-toggle-row .tt-label{display:flex;align-items:center;gap:8px;}
.theme-toggle-row svg{width:15px;height:15px;color:var(--text-faint);}
.switch{position:relative;display:inline-block;width:38px;height:21px;flex:0 0 auto;}
.switch input{opacity:0;width:0;height:0;}
.switch .slider{
  position:absolute;cursor:pointer;inset:0;
  background:#cbd5e1;border-radius:999px;transition:.15s;
}
.switch .slider::before{
  content:"";position:absolute;height:15px;width:15px;left:3px;top:3px;
  background:#fff;border-radius:50%;transition:.15s;
  box-shadow:0 1px 2px rgba(0,0,0,.25);
}
.switch input:checked + .slider{background:var(--blue-600);}
.switch input:checked + .slider::before{transform:translateX(17px);}

:root[data-theme="dark"]{
  --bg-app:#0a0e17;
  --bg-white:#131a2b;
  --border:#232c42;
  --text-dark:#f1f5f9;
  --text-body:#cbd5e1;
  --text-muted:#94a3b8;
  --text-faint:#7c8aa8;
}
:root[data-theme="dark"] body{background:var(--bg-app);color:var(--text-body);}
:root[data-theme="dark"] .sidebar{background:var(--bg-white);border-color:var(--border);}
:root[data-theme="dark"] .nav-item:hover{background:#1b2338;}
:root[data-theme="dark"] .nav-item.active{background:#132a3c;color:#5ec8f2;}
:root[data-theme="dark"] .card,
:root[data-theme="dark"] .kpi-card,
:root[data-theme="dark"] .report-card,
:root[data-theme="dark"] .chat-panel,
:root[data-theme="dark"] .quick-action{
  background:var(--bg-white);border-color:var(--border);
}
:root[data-theme="dark"] .card-header{border-color:var(--border);}
:root[data-theme="dark"] table.data-table th{color:#8b98b8;border-color:var(--border);}
:root[data-theme="dark"] table.data-table td{border-color:var(--border);color:var(--text-body);}
:root[data-theme="dark"] table.data-table tbody tr:hover{background:#182036;}
:root[data-theme="dark"] .row-list .row-item{border-color:var(--border);}
:root[data-theme="dark"] .field input,
:root[data-theme="dark"] .field select,
:root[data-theme="dark"] .field textarea,
:root[data-theme="dark"] .search-input,
:root[data-theme="dark"] .chat-input-row input{
  background:#0e1524;border-color:#2a3450;color:var(--text-dark);
}
:root[data-theme="dark"] .field input::placeholder,
:root[data-theme="dark"] .field textarea::placeholder{color:#5c6786;}
:root[data-theme="dark"] .btn-outline{background:#0e1524;border-color:var(--border);color:var(--text-body);}
:root[data-theme="dark"] .btn-outline:hover{background:#182036;}
:root[data-theme="dark"] .btn-danger-outline{background:#0e1524;border-color:#5c2230;color:#f87171;}
:root[data-theme="dark"] .btn-danger-outline:hover{background:#241019;}
:root[data-theme="dark"] .nav-item{color:#98a5c2;}
:root[data-theme="dark"] .nav-item:hover{color:#e2e8f0;}
:root[data-theme="dark"] .msg-bubble{background:#1b2338;color:var(--text-body);}
:root[data-theme="dark"] .metric-row{border-color:#2a3450;}
:root[data-theme="dark"] .bar-track{background:#232c42;}
:root[data-theme="dark"] .switch .slider{background:#3a4460;}
:root[data-theme="dark"] .sidebar-user{border-color:var(--border);}
:root[data-theme="dark"] .theme-toggle-row{border-color:var(--border);}
:root[data-theme="dark"] .nist-banner{background:linear-gradient(120deg,#060a13,#0f1626);}
:root[data-theme="dark"] .badge-critica{background:#3a1220;color:#fca5a5;}
:root[data-theme="dark"] .badge-alta{background:#3a2410;color:#fdba74;}
:root[data-theme="dark"] .badge-media{background:#3a2c0c;color:#fcd34d;}
:root[data-theme="dark"] .badge-baja,
:root[data-theme="dark"] .badge-operativo,
:root[data-theme="dark"] .badge-completado{background:#0f3327;color:#6ee7b7;}
:root[data-theme="dark"] .badge-activo,
:root[data-theme="dark"] .badge-admin{background:#0f2a4a;color:#7dd3fc;}
:root[data-theme="dark"] .badge-mitigacion{background:#3a2c0c;color:#fcd34d;}
:root[data-theme="dark"] .chip-blue{background:#0f2a4a;color:#7dd3fc;}
:root[data-theme="dark"] .chip-green{background:#0f3327;color:#6ee7b7;}
:root[data-theme="dark"] .chip-amber{background:#3a2c0c;color:#fcd34d;}
:root[data-theme="dark"] .code-box{background:#060a13;}
:root[data-theme="dark"] .code-box .code-head{background:#0e1524;}