*{box-sizing:border-box}
body{margin:0;font-family:Arial,sans-serif;background:#f3f6fb;color:#0f172a}
a{text-decoration:none;color:inherit}

.layout{
  display:grid;
  grid-template-columns:260px 1fr;
  min-height:100vh;
}

.sidebar{
  background:linear-gradient(180deg,#081225,#020817);
  color:#fff;
  padding:20px 16px;
  position:sticky;
  top:0;
  height:100vh;
  display:flex;
  flex-direction:column;
  z-index:30;
}

.brand{
  display:flex;
  align-items:center;
  gap:12px;
  padding:6px 4px 18px 4px;
  margin-bottom:18px;
  border-bottom:1px solid rgba(255,255,255,0.08);
  flex-shrink:0;
}

.brand-mobile-top{
  justify-content:flex-start;
}

.brand img{
  width:42px;
  height:42px;
  object-fit:contain;
  border-radius:10px;
  display:block;
}

.brand-text{
  font-size:24px;
  font-weight:800;
  line-height:1;
  letter-spacing:-0.5px;
  flex:1;
}

.brand-text strong{
  color:#ffffff;
  font-weight:800;
}

.brand-text span{
  color:#22c55e;
  font-weight:800;
}

.menu-toggle{
  display:none;
  width:46px;
  height:46px;
  padding:0;
  border:1px solid rgba(255,255,255,0.12);
  border-radius:12px;
  background:rgba(255,255,255,0.06);
  align-items:center;
  justify-content:center;
  flex-direction:column;
  gap:5px;
  cursor:pointer;
  box-shadow:none;
}

.menu-toggle:hover{
  background:rgba(255,255,255,0.12);
}

.menu-toggle span{
  display:block;
  width:20px;
  height:2px;
  background:#ffffff;
  border-radius:999px;
  transition:all .2s ease;
}

.menu-toggle.activo span:nth-child(1){
  transform:translateY(7px) rotate(45deg);
}

.menu-toggle.activo span:nth-child(2){
  opacity:0;
}

.menu-toggle.activo span:nth-child(3){
  transform:translateY(-7px) rotate(-45deg);
}

.menu{
  display:flex;
  flex-direction:column;
  gap:8px;
  flex:1;
  min-height:0;
  overflow-y:auto;
  overflow-x:hidden;
  padding-right:6px;
  scrollbar-width:thin;
  scrollbar-color:rgba(255,255,255,0.18) transparent;
}

.menu::-webkit-scrollbar{
  width:8px;
}

.menu::-webkit-scrollbar-thumb{
  background:rgba(255,255,255,0.18);
  border-radius:10px;
}

.menu::-webkit-scrollbar-track{
  background:transparent;
}

.menu a{
  padding:14px 16px;
  border-radius:14px;
  color:#d7e0ea;
  font-size:15px;
  font-weight:600;
  transition:all .18s ease;
}

.menu a:hover,
.menu a.activo{
  background:rgba(255,255,255,0.10);
  color:#fff;
}

.sidebar-overlay{
  display:none;
}

.main{
  padding:24px;
  min-width:0;
}

.topbar{
  display:flex;
  justify-content:space-between;
  align-items:flex-start;
  gap:16px;
  flex-wrap:wrap;
  margin-bottom:20px;
  border-bottom:1px solid #e5e7eb;
  padding-bottom:10px;
}

.topbar h1{
  margin:0 0 6px 0;
  font-size:28px;
}

.subtitulo{
  margin:0;
  color:#64748b;
}

.usuario-box{
  background:#fff;
  border:1px solid #e2e8f0;
  border-radius:14px;
  padding:14px 16px;
  min-width:180px;
}

.usuario-box span{
  display:block;
  margin-top:4px;
  color:#64748b;
  font-size:13px;
}

.alerta{
  padding:14px 16px;
  border-radius:12px;
  margin-bottom:16px;
}

.alerta.exito{
  background:#ecfdf5;
  border:1px solid #a7f3d0;
  color:#065f46;
}

.alerta.error{
  background:#fef2f2;
  border:1px solid #fecaca;
  color:#991b1b;
}

.cards{
  display:grid;
  grid-template-columns:repeat(auto-fit,minmax(180px,1fr));
  gap:14px;
  margin-bottom:18px;
}

.card{
  background:#fff;
  border:1px solid #e5e7eb;
  border-radius:16px;
  padding:18px;
  box-shadow:0 8px 20px rgba(0,0,0,0.05);
}

.card span{
  display:block;
  color:#64748b;
  font-size:13px;
  margin-bottom:6px;
}

.card strong{
  font-size:30px;
}

.panel{
  background:#fff;
  border:1px solid #e5e7eb;
  border-radius:24px;
  padding:22px;
  margin-bottom:18px;
  box-shadow:0 10px 24px rgba(15,23,42,0.04);
}

button{
  background:linear-gradient(135deg,#0f172a,#1e293b);
  color:#fff;
  border:0;
  padding:12px 16px;
  border-radius:12px;
  font-weight:700;
  cursor:pointer;
  min-height:46px;
}

button:hover{
  background:#1e293b;
}

.btn-sec{
  display:inline-block;
  background:#eff6ff;
  color:#1d4ed8;
  padding:12px 14px;
  border-radius:12px;
  font-weight:700;
  border:1px solid #dbeafe;
}

.btn-pri{
  display:inline-block;
  background:#0f172a;
  color:#fff;
  padding:12px 16px;
  border-radius:12px;
  font-weight:700;
}

.btn-block{
  width:100%;
  text-align:center;
}

.btn-danger-block{
  width:100%;
}

.table-wrap{
  overflow:auto;
  border:1px solid #e5e7eb;
  border-radius:16px;
}

table{
  width:100%;
  border-collapse:collapse;
  min-width:980px;
}

th,td{
  padding:12px;
  border-bottom:1px solid #e5e7eb;
  vertical-align:top;
}

th{
  background:#f8fafc;
  font-size:13px;
  color:#475569;
  text-align:left;
}

tr:hover td{
  background:#fcfdff;
}

.table-tools{
  display:flex;
  justify-content:space-between;
  align-items:flex-start;
  gap:16px;
  flex-wrap:wrap;
  margin-bottom:16px;
}

.hint{
  color:#64748b;
  font-size:14px;
  line-height:1.45;
}

.vacio{
  padding:16px;
  border:1px dashed #cbd5e1;
  border-radius:16px;
  background:#f8fafc;
  color:#475569;
}

.mod-toolbar{
  display:flex;
  justify-content:space-between;
  align-items:flex-start;
  gap:16px;
  flex-wrap:wrap;
}

.mod-toolbar p{
  margin:6px 0 0 0;
  color:#64748b;
}

.form-title{
  display:flex;
  justify-content:space-between;
  align-items:flex-start;
  gap:16px;
  flex-wrap:wrap;
}

.busqueda-grid{
  display:grid;
  grid-template-columns:minmax(280px,2fr) minmax(180px,1fr) auto auto;
  gap:14px;
  align-items:end;
}

.grid-form{
  display:grid;
  grid-template-columns:repeat(3,minmax(0,1fr));
  gap:16px;
  align-items:end;
}

.col-2{
  grid-column:span 2;
}

.col-3{
  grid-column:1 / -1;
}

.campo-form{
  display:flex;
  flex-direction:column;
  gap:8px;
}

.campo-form label{
  font-size:14px;
  color:#334155;
  font-weight:700;
}

.campo-form input,
.campo-form select,
.campo-form textarea,
.input-inline{
  width:100%;
  min-height:46px;
  padding:12px 14px;
  border-radius:12px;
  border:1px solid #cbd5e1;
  background:#f8fafc;
  color:#0f172a;
  font-size:15px;
}

.campo-form textarea{
  min-height:110px;
  resize:vertical;
  line-height:1.45;
}

.campo-form input:focus,
.campo-form select:focus,
.campo-form textarea:focus,
.input-inline:focus{
  outline:none;
  border-color:#2563eb;
  background:#fff;
  box-shadow:0 0 0 3px rgba(37,99,235,0.08);
}

.acciones-busqueda{
  min-width:140px;
}

.fila-acciones{
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  gap:10px;
}

.fila-acciones form{
  margin:0;
}

.fila-acciones-form{
  justify-content:flex-start;
  margin-top:4px;
}

.link{
  color:#2563eb;
  font-weight:700;
}

.link:hover{
  text-decoration:underline;
}

.link-danger{
  background:none;
  border:0;
  padding:0;
  min-height:auto;
  color:#dc2626;
  font-weight:700;
  border-radius:0;
  box-shadow:none;
}

.link-danger:hover{
  background:none;
  color:#b91c1c;
  text-decoration:underline;
}

.estado{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  padding:6px 12px;
  border-radius:999px;
  font-size:12px;
  font-weight:700;
  text-transform:capitalize;
}

.estado.activo{
  background:#ecfdf5;
  color:#047857;
  border:1px solid #a7f3d0;
}

.estado.inactivo{
  background:#fef2f2;
  color:#b91c1c;
  border:1px solid #fecaca;
}

.estado.vigente{
  background:#ecfdf5;
  color:#047857;
  border:1px solid #a7f3d0;
}

.estado.vencida{
  background:#fff7ed;
  color:#c2410c;
  border:1px solid #fdba74;
}

.estado.cancelada{
  background:#fef2f2;
  color:#b91c1c;
  border:1px solid #fecaca;
}

.estado.renovada{
  background:#eff6ff;
  color:#1d4ed8;
  border:1px solid #bfdbfe;
}

.check-inline-wrap{
  align-items:flex-start;
}

.check-inline{
  display:inline-flex;
  align-items:center;
  gap:10px;
  font-weight:700;
  color:#334155;
  cursor:pointer;
  min-height:46px;
}

.check-inline input[type="checkbox"]{
  width:18px;
  height:18px;
  min-height:auto;
  padding:0;
  margin:0;
  accent-color:#0f172a;
}

.login-wrap{
  min-height:100vh;
  display:grid;
  place-items:center;
  padding:24px;
  background:linear-gradient(135deg,#eff6ff,#f8fafc);
}

.login-card{
  width:min(430px,100%);
  background:#fff;
  border:1px solid #e5e7eb;
  border-radius:24px;
  padding:30px;
  box-shadow:0 20px 40px rgba(15,23,42,.08);
}

.login-brand{
  display:flex;
  align-items:center;
  justify-content:center;
  gap:12px;
  margin-bottom:10px;
}

.login-brand img{
  width:48px;
  height:48px;
  object-fit:contain;
  border-radius:12px;
  display:block;
}

.login-brand-text{
  font-size:34px;
  font-weight:800;
  line-height:1;
  letter-spacing:-0.5px;
}

.login-brand-text strong{
  color:#0f172a;
  font-weight:800;
}

.login-brand-text span{
  color:#22c55e;
  font-weight:800;
}

.login-subtitle{
  text-align:center;
  color:#64748b;
  margin:0 0 20px 0;
}

.form-group{
  display:flex;
  flex-direction:column;
  gap:6px;
  margin-bottom:14px;
}

.form-group label{
  font-size:13px;
  color:#475569;
  font-weight:600;
}

.form-group input{
  padding:12px;
  border-radius:10px;
  border:1px solid #cbd5e1;
  background:#f8fafc;
}

.form-group input:focus{
  outline:none;
  border-color:#2563eb;
  background:#fff;
}

@media (max-width:1100px){
  .busqueda-grid{
    grid-template-columns:1fr 1fr;
  }

  .grid-form{
    grid-template-columns:1fr 1fr;
  }

  .col-2,
  .col-3{
    grid-column:span 2;
  }
}

@media (max-width:900px){
  body.menu-mobile-open{
    overflow:hidden;
  }

  .layout{
    grid-template-columns:1fr;
  }

  .sidebar{
    padding:14px;
    position:relative;
    height:auto;
    display:block;
  }

  .brand{
    padding:0 0 12px 0;
    margin-bottom:0;
    border-bottom:0;
  }

  .brand-text{
    font-size:22px;
  }

  .menu-toggle{
    display:flex;
  }

  .menu{
    display:none;
    flex-direction:column;
    gap:8px;
    width:100%;
    margin-top:12px;
    background:linear-gradient(180deg,#081225,#020817);
    border:1px solid rgba(255,255,255,0.08);
    border-radius:16px;
    padding:10px;
    box-shadow:0 16px 40px rgba(0,0,0,0.28);
    max-height:calc(100vh - 120px);
    overflow-y:auto;
  }

  .menu.menu-open{
    display:flex;
  }

  .menu a{
    width:100%;
  }

  .sidebar-overlay{
    position:fixed;
    inset:0;
    background:rgba(2,6,23,0.62);
    z-index:20;
    opacity:0;
    visibility:hidden;
    transition:opacity .2s ease, visibility .2s ease;
    display:block;
  }

  .sidebar-overlay.activo{
    opacity:1;
    visibility:visible;
  }

  .main{
    padding:14px;
  }

  .cards{
    grid-template-columns:1fr;
  }

  .topbar{
    flex-direction:column;
    align-items:stretch;
  }

  .usuario-box{
    width:100%;
    min-width:0;
  }

  .table-tools,
  .mod-toolbar,
  .form-title,
  .fila-acciones,
  .fila-acciones-form{
    flex-direction:column;
    align-items:stretch;
  }

  .busqueda-grid,
  .grid-form{
    grid-template-columns:1fr;
  }

  .col-2,
  .col-3{
    grid-column:auto;
  }

  .acciones-busqueda{
    min-width:0;
  }

  .btn-pri,
  .btn-sec,
  button{
    width:100%;
    text-align:center;
  }

  .check-inline{
    min-height:auto;
  }

  .login-brand-text{
    font-size:28px;
  }

  .login-brand img{
    width:42px;
    height:42px;
  }
}

@media (min-width:901px){
  .menu{
    display:flex !important;
  }

  .sidebar-overlay{
    display:none !important;
  }
}