:root {
  --primary: #01579b;
  --primary-light: #0277bd;
  --primary-dark: #003c6c;
  --primary-contrast: #ffffff;
  --secondary: #455a64;
  --secondary-light: #607d8b;
  --secondary-dark: #263238;
  --secondary-contrast: #ffffff;

  --success: #2e7d32;
  --success-light: #4caf50;
  --success-dark: #1b5e20;
  --success-contrast: #ffffff;

  --danger: #c62828;
  --danger-light: #e53935;
  --danger-dark: #8e0000;
  --danger-contrast: #ffffff;

  --warning: #f9a825;
  --warning-light: #fbc02d;
  --warning-dark: #f57f17;
  --warning-contrast: #000000;

  --info: #0288d1;
  --info-light: #29b6f6;
  --info-dark: #01579b;
  --info-contrast: #ffffff;

  --bg: #f5f7fa;
  --surface: #ffffff;
  --border: #d9e2e8;

  --text: #263238;
  --text-muted: #607d8b;
  --text-light: #ffffff;

  --fs-xs: 12px;
  --fs-sm: 13px;
  --fs-md: 14px;
  --fs-lg: 16px;
  --fs-xl: 18px;
  --fs-2xl: 22px;
  --fw-r: 400;
  --fw-m: 500;
  --fw-sb: 600;
  --fw-b: 700;
  --lh-tight: 1.2;
  --lh-base: 1.4;
  --lh-loose: 1.6;
}

body{
  font-family: "Inter", system-ui, -apple-system, "Segoe UI", Roboto, Arial, sans-serif;
  font-size: var(--fs-md);
  line-height: var(--lh-base);
  color: var(--text);
  margin: 0;
}

h1{font-size:var(--fs-2xl); font-weight:var(--fw-sb); line-height:var(--lh-tight)}
h2{font-size:var(--fs-xl);  font-weight:var(--fw-sb); line-height:var(--lh-tight)}
h3{font-size:var(--fs-lg);  font-weight:var(--fw-sb)}
h4{font-size:var(--fs-md);  font-weight:var(--fw-sb)}
h5{font-size:var(--fs-sm);  font-weight:var(--fw-sb)}
h6{font-size:var(--fs-xs);  font-weight:var(--fw-sb)}

table{
  width: 100%;
  border-collapse: collapse;
  background: var(--surface);
  color: var(--text);
  font-size: var(--fs-sm);
}
table th,
table td{
  border: 1px solid var(--border);
  text-align: left;
}
table thead th{
  padding: .5rem .75rem;
  background: var(--bg);
  font-weight: 600;
}
table td{
  padding: .25rem .50rem;
  border: 1px solid var(--border);
  text-align: left;
}

.bg-pri {background:var(--primary);color:var(--primary-contrast)}
.bg-sec {background:var(--secondary);color:var(--secondary-contrast)}
.bg-suc {background:var(--success);color:var(--success-contrast)}
.bg-dan {background:var(--danger);color:var(--danger-contrast)}
.bg-war {background:var(--warning);color:var(--warning-contrast)}
.bg-inf {background:var(--info);color:var(--info-contrast)}

.txt-pri {color:var(--primary)}
.txt-sec {color:var(--secondary)}
.txt-suc {color:var(--success)}
.txt-dan {color:var(--danger)}
.txt-war {color:var(--warning)}
.txt-inf {color:var(--info)}
.txt-mut {color:var(--text-muted)}
.txt-lig {color:var(--text-light)}

.bd-pri {border-color:var(--primary)}
.bd-sec {border-color:var(--secondary)}

.row {
  width: 100%;
  display: grid;
  grid-template-columns: repeat(12, 1fr);
  gap: 0;
  margin-bottom: 4px;
}

.col {
  grid-column: span 12;
  min-height: 1px;
  padding: 0.2rem;
}

.s1 { grid-column: span 1; }
.s2 { grid-column: span 2; }
.s3 { grid-column: span 3; }
.s4 { grid-column: span 4; }
.s5 { grid-column: span 5; }
.s6 { grid-column: span 6; }
.s7 { grid-column: span 7; }
.s8 { grid-column: span 8; }
.s9 { grid-column: span 9; }
.s10 { grid-column: span 10; }
.s11 { grid-column: span 11; }
.s12 { grid-column: span 12; }

.hide { display: none !important; }

.panel{
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 6px;
  overflow: hidden;
}
.panel-header{
  padding: .6rem .9rem;
  font-size: var(--fs-sm);
  font-weight: var(--fw-sb);
  border-bottom: 1px solid var(--border);
}
.panel-body{
  padding: .9rem;
}
.panel-footer{
  padding: .6rem .9rem;
  border-top: 1px solid var(--border);
}

.small,
.txt-muted{
  font-size: var(--fs-xs);
  color: var(--text-muted);
}

input,
select,
textarea{
  width: 100%;
  padding: .45rem .6rem;
  font-size: var(--fs-md);
  line-height: var(--lh-base);
  color: var(--text);

  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 4px;

  box-sizing: border-box;

  outline: none;
  transition: .15s ease;
}
input:focus,
select:focus,
textarea:focus{
  border-color: var(--primary);
  box-shadow: 0 0 0 2px rgba(96,125,139,.15);
}
input:disabled,
select:disabled,
textarea:disabled{
  background: var(--bg);
  color: var(--text-muted);
  cursor: not-allowed;
}

textarea{
  resize: vertical;
  min-height: 80px;
}

.field{
  position: relative;
  margin-bottom: .25rem;
}
.field label{
  display: block;
  font-size: var(--fs-sm);
  margin-bottom: .15rem;
  font-weight: var(--fw-m);
}
.field input{
  width: 100%;
}
.field.has-icon input,
.field.has-icon select{
  padding-left: 2rem;
}
.field .icon{
  position: absolute;
  left: .6rem;
  top: calc(2.4rem); 
  transform: translateY(-50%);
  font-size: .9rem;
  color: var(--text-muted);
}
.field input[type="checkbox"],
.field input[type="radio"]{
  accent-color: var(--primary);
  cursor: pointer;
  width: 1rem;
  height: 1rem;
}
/* label inline */
.field .option label{
  margin: 0;
  font-size: var(--fs-md);
  cursor: pointer;
}
.field .option{
  position: relative;
  display: flex;
  align-items: center;
  cursor: pointer;
  transition: all .25s ease;
  border-left: 3px solid transparent;
  padding-left: 4px;
}
.field .option:hover{
  border-left: 3px solid var(--border);
}
/* ocultar input real */
.field .option input{
  position: absolute;
  opacity: 0;
  pointer-events: none;
}
/* caja visual */
.field .option .check{
  width: 1rem;
  height: 1rem;
  border: 1px solid var(--border);
  border-radius: 3px;
  display: inline-block;
  margin-right: 6px;
}
/* radio */
.field .option .radio{
  border-radius: 50%;
}
/* estado activo */
.field .option input:checked + .check{
  background: var(--primary);
  border-color: var(--primary);
}
.field .option:has(input:disabled) {
  color: var(--border);
  cursor: not-allowed;
}

.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  padding:.45rem .75rem;
  font-size:var(--fs-sm);
  border:1px solid transparent;
  border-radius:4px;
  text-decoration: none;
  cursor:pointer;
  transition:.15s;
}
.btn:disabled{
  opacity:.6;
  cursor:not-allowed;
}
.btn:hover{
  filter: brightness(0.9);
}
.btn .icon{
  margin-right: 0.25rem;
}
/* variantes */
.btn-pri{ background:var(--primary); color:var(--primary-contrast); }
.btn-sec{ background:var(--secondary); color:#fff; }
.btn-suc{ background:var(--success); color:#fff; }
.btn-dan{ background:var(--danger); color:#fff; }
.btn-o{ background:var(--primary-contrast); border-color:var(--border); }
.btn-flat{ background:var(--primary-contrast); border-color:var(--primary-contrast); }

.alert{
  padding:.6rem .8rem;
  border-radius:4px;
  border:1px solid transparent;
  font-size:var(--fs-sm);
  margin-bottom: 0.5rem;
}
.alert-suc{ background:#e8f5e9; border-color:var(--success); }
.alert-dan{ background:#ffebee; border-color:var(--danger); }
.alert-war{ background:#fff8e1; border-color:var(--warning); }
.alert-inf{ background:#e0f7fa; border-color:var(--info); }

.badge{
  display:inline-block;
  padding:.2rem .4rem;
  font-size:var(--fs-xs);
  border-radius:3px;
  background:var(--border);
}
.badge-pri{ background:var(--primary); color:#fff; }
.badge-suc{ background:var(--success); color:#fff; }
.badge-dan{ background:var(--danger); color:#fff; }

.divider{
  height:1px;
  background:var(--border);
  margin:.5rem 0;
}

/* Modal */
.modal{
  position:fixed;
  inset:0;
  background:rgba(0,0,0,.6);

  opacity:0;
  pointer-events:none;
  transition:.2s;

  z-index:1000;
}
/* caja interna */
.modal .box{
  position:fixed;
  top: 50%;
  left: 50%;

  width:90%;
  height:90vh;

  background:var(--surface);
  border-radius:6px;

  transform:translateY(100%);
  transition:.2s;

  display:flex;
  flex-direction:column;
}
.modal .body{
  padding:.8rem;
  overflow:auto;
  flex: 1;
}
.modal .footer{
  padding:.3rem;
  border-top:1px solid var(--border);
  display:flex;
  justify-content: end;
}
/* estado */
.modal.show{
  opacity:1;
  pointer-events:auto;
}
.modal.show .box{
  transform: translate(-50%, -50%);
}

.modal .box.small{
  width: 290px;
  height:initial;
  padding: 1rem;
  border-radius: 10px;
  text-align: center;
}
.al-icon{
  width: 48px;
  height: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto .5rem;
  border-radius: 50%;
  font-size: 1.4rem;
  border: 1px solid var(--border);
}
.al-title{ font-size: var(--fs-lg); font-weight: 600; margin-bottom: .2rem; }
.al-text{ color: var(--text-muted); margin-bottom: .8rem; white-space: pre-line; }
.al-actions{
  display:flex;
  justify-content:center;
  gap:.5rem;
}
.al-success{ color: var(--success); }
.al-error{ color: var(--danger); }
.al-warning{ color: var(--warning); }
.al-info{ color: var(--info); }
.al-spin{
  width:26px;
  height:26px;
  border:3px solid var(--border);
  border-top-color: var(--primary);
  border-radius:50%;
  animation: spin .8s linear infinite;
  margin:auto;
}

@keyframes spin{
  to{ transform: rotate(360deg); }
}

/* contenedor */
.nav{
  display:flex;
  align-items:center;
  justify-content:space-between;

  padding:.5rem .75rem;
  background:var(--surface);
  border-bottom:1px solid var(--border);

  position:sticky;
  top:0;
  z-index:900;
  margin-bottom: 0.25rem;
}
/* zonas */
.nav-l,
.nav-c,
.nav-r{
  display:flex;
  align-items:center;
  gap:.25rem;
}
/* centro ocupa espacio */
.nav-c{
  flex:1;
  justify-content:center;
}
/* marca */
.brand{
  font-weight:var(--fw-sb);
}
/* links */
.nav-link{
  padding:.35rem .6rem;
  border-radius:4px;
  cursor:pointer;
  color:var(--text);
  text-decoration:none;
  transition:.15s;
}
.nav-link:hover{
  background:var(--bg);
}
.nav-link.active{
  background:var(--primary);
  color:var(--primary-contrast);
}
.nav.sm{
  padding:.35rem .5rem;
}
.nav.sm .nav-link{
  padding:.25rem .45rem;
  font-size:var(--fs-sm);
}
/* SIDEBAR */
.sidebar{
  position:fixed;
  top:0;
  left:-260px;
  width:260px;
  height:100vh;
  background:#ffffff;
  border-right:1px solid #e5e7eb;
  transition:.25s ease;
  padding:10px 0;
  overflow-y:auto;
  z-index:999;
}
.sidebar.active{
  left:0;
}
.sidebar-menu{
  list-style:none;
  margin:0;
  margin-bottom:60px;
  padding:0;
}
.sidebar-menu li{
  width:100%;
}
.sidebar-menu a{
  display:flex;
  align-items:center;
  gap:12px;
  padding:7px 14px;
  text-decoration:none;
  color:var(--text);
  font-size:15px;
  transition:.1s;
}
.sidebar-menu a:hover{
  background-color:var(--primary);
  color:var(--primary-contrast);
}
/* OVERLAY */
.overlay{
  position:fixed;
  inset:0;
  background:rgba(0,0,0,.25);
  opacity:0;
  visibility:hidden;
  transition:.2s;
  z-index:998;
}
.overlay.active{
  opacity:1;
  visibility:visible;
}

.list{
  list-style:none;
  margin:0;
  padding:0;
  border:1px solid var(--border);
  border-radius:6px;
  background:var(--surface);
  margin-bottom: 0.25rem;
}
.list .item{
  padding:.5rem .7rem;
  border-bottom:1px solid var(--border);
}
.list .item:last-child{
  border-bottom:none;
}
/* interacción */
.list .item:hover{
  background:var(--bg);
  cursor:pointer;
}
/* estado activo */
.list .item.active{
  background:var(--primary);
  color:var(--primary-contrast);
}
.list.sm .item{ padding:.35rem .5rem; }

/* contenedor */
.dd{
  position: relative;
  display: inline-block;
}
/* menú */
.dd-menu{
  position: absolute;
  top: 100%;

  min-width: 140px;
  margin-top: .25rem;

  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 6px;

  box-shadow: 0 4px 10px rgba(0,0,0,.1);

  opacity: 0;
  pointer-events: none;
  transform: translateY(5px);
  transition: .15s;
  z-index: 1000;
}
.dd-right .dd-menu{
  left: 0;
}
.dd-left .dd-menu{
  right: 0;
}
.dd-btn::after{
  content: "▾";
  margin-left: .35rem;
}
/* items */
.dd-item{
  display: block;
  text-decoration: none;
  padding: .45rem .6rem;
  color: initial;
  cursor: pointer;
}
.dd-item:hover{
  background: var(--bg);
}
/* estado abierto */
.dd.open .dd-menu{
  opacity: 1;
  pointer-events: auto;
  transform: translateY(0);
}

/* Tabs */
.tabs{
  display:flex;
  gap:2px;
  border-bottom:1px solid var(--border);
  margin-bottom:6px;
  overflow-y: auto;
  scrollbar-width:thin;
  scrollbar-color:var(--border) transparent;
}
.nav .tabs{
  margin-bottom:0;
  border-bottom:1px solid transparent;
}
.tabs::-webkit-scrollbar{
  height:4px;
}
.tabs::-webkit-scrollbar-track{
  background:transparent;
}
.tabs::-webkit-scrollbar-thumb{
  background:var(--border);
  border-radius:999px;
}
.tabs::-webkit-scrollbar-thumb:hover{
  background:var(--text-muted);
}
.tab{
  display:flex;
  align-items:center;
  gap:4px;
  padding:4px 8px;
  text-decoration:none;
  color:var(--text-muted);
  border-bottom:3px solid transparent;
  font-size:var(--fs-sm);
  font-weight:var(--fw-m);
  transition:
      color .2s ease,
      border-color .2s ease,
      background-color .2s ease;
}
.tab:hover{
    color:var(--primary);
    background:rgba(1,87,155,.05);
}
.tab.active{
    color:var(--primary);
    border-bottom-color:var(--primary);
}
.tab i{
    width:18px;
    text-align:center;
    font-size:16px;
}
.tab span{
    white-space: nowrap;
}
.tab-close{
    display:flex;
    align-items:center;
    justify-content:center;
    width:18px;
    height:18px;
    margin-left:4px;
    border:none;
    border-radius:50%;
    background:transparent;
    cursor:pointer;
}
.tab-close:hover{
    background:rgba(0,0,0,.08);
}
.tab-close i{
    font-size:12px;
}
.tab-content{
    display:none;
}
.tab-content.active{
    display:block;
}

.flex {
  display: flex;
}
.j-end {
  justify-content: flex-end;
}
.flex-between{
  display:flex;
  align-items:center;
  justify-content:space-between;
}

@media (max-width: 599px) {
  .hide-s { display: none !important; }
}

@media (min-width: 600px) {
  .m1 { grid-column: span 1; }
  .m2 { grid-column: span 2; }
  .m3 { grid-column: span 3; }
  .m4 { grid-column: span 4; }
  .m5 { grid-column: span 5; }
  .m6 { grid-column: span 6; }
  .m7 { grid-column: span 7; }
  .m8 { grid-column: span 8; }
  .m9 { grid-column: span 9; }
  .m10 { grid-column: span 10; }
  .m11 { grid-column: span 11; }
  .m12 { grid-column: span 12; }

  .hide-m { display: none !important; }
  
}

@media (min-width: 992px) {
  .l1 { grid-column: span 1; }
  .l2 { grid-column: span 2; }
  .l3 { grid-column: span 3; }
  .l4 { grid-column: span 4; }
  .l5 { grid-column: span 5; }
  .l6 { grid-column: span 6; }
  .l7 { grid-column: span 7; }
  .l8 { grid-column: span 8; }
  .l9 { grid-column: span 9; }
  .l10 { grid-column: span 10; }
  .l11 { grid-column: span 11; }
  .l12 { grid-column: span 12; }

  .hide-l { display: none !important; }
}

@media (max-width:600px){
  .nav-c{
    display:none;
  }

  .nav.open .nav-c{
    display:flex;
    position:absolute;
    top:100%;
    left:0;
    width:100%;
    flex-direction:column;
    background:var(--surface);
    border-bottom:1px solid var(--border);
  }
}