/* Tipografías base */
:root {
  --its-gray: #5F5F5F;
  --its-orange: #ED7F35;
  --its-blue: #35A3ED;
  --its-navy: #0d1833;
  --hdr-h: 132px;
  --gap-top: 8px;
  --footer-h: 50px;   /* alto del footer */
  --footer-gap: 4px;  /* separación con el contenido */
  --work-gap: 8px;
  --gap: 8px;
}

/* Títulos con Montserrat */
h1, h2, h3, .display-1, .display-2, .navbar-brand {
  font-family: "Montserrat", sans-serif;
}

/* Línea separadora header/body (similar a itschool.cl) */
.itsense-header-line {
  height: 6px;
  background: linear-gradient(90deg, #666 0%, #ED7F35 50%, #35A3ED 100%);
}

/* Boxed layout sobre Bootstrap container */
@media (min-width:1200px){
  .container{ max-width: {{ BOXED_PX }}px; }
}

/* Utilidades */
.btn-outline-secondary { border-radius: 12px; }

/* --- Reglas migradas desde header_itschool/home_itschool --- */
/* NOTA: Se eliminaron resets y grillas que colisionan con Bootstrap.      */
/* Las siguientes eran overrides de Bootstrap y quedan comentadas a revisar */
/*
.navbar { ... }                // SOBREESCRIBE .navbar de Bootstrap → revisar
.row > * { ... }               // Alteraba el gutter → revisar
.container { ... }             // Alteraba max-width → ya centralizado arriba
*/
/* === Ajustes mínimos UI (no rompe Bootstrap) === */

/* Línea degradada bajo cabecera */
/* CHANGE: header con z-index alto para quedar sobre el contenido */
.site-header{
  position: sticky;  /* sticky-top ya lo define, lo reforzamos */
  top: 0;
  z-index: 1030;
}

/* CHANGE: línea degradada exactamente al borde inferior del header */
.site-header .itsense-header-line{
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;             /* sin separación respecto del header */
  height: 4px;
  background: linear-gradient(90deg,#5F5F5F 0%, #ED7F35 50%, #35A3ED 100%);
}

/* Franja inferior tipo footer (negra, grosor similar a itschool.cl) */
.site-footer{
  position: fixed; left: 0; right: 0; bottom: 0;
  height: var(--footer-h);
  background: #000;
  z-index: 1030;
}
/* Preferencia Bootstrap: no tocar variables de Bootstrap ni reseteos */
body {
  font-family: "Source Sans 3", system-ui, -apple-system, Segoe UI, Roboto, "Helvetica Neue", Arial, "Noto Sans", "Liberation Sans", "Segoe UI Emoji", "Apple Color Emoji", "Noto Color Emoji", sans-serif;
  color: #333;
  padding-bottom: var(--footer-h);
}
.main-workspace{
  height: calc(100dvh - var(--footer-h) - var(--hdr-h) - (2 * var(--work-gap)));
  min-height: calc(100dvh - var(--footer-h) - var(--hdr-h) - (2 * var(--work-gap)));
  display: flex;
}
.workspace-card{
  flex: 1 1 auto;
  height: 100%;
  margin: 0;
  background:#fff;
  border:2px solid #d9dde2;
  border-radius:12px;
  box-shadow:0 10px 24px rgba(0,0,0,.06);
  overflow: auto;
  overscroll-behavior: contain;
}
.main-workspace > .container{
  flex: 1 1 auto;
  display: flex;
  height: 100%;
  align-items: stretch;
  padding-top: var(--work-gap);
  padding-bottom: var(--work-gap);
  margin-top: 0;
  padding-left: inherit;
  padding-right: inherit;
}

.site-header-main{
  min-height: 72px;
}

.site-header-tools{
  min-width: 0;
}

.school-switcher{
  min-width: 190px;
  max-width: 280px;
}

.school-switcher .form-select{
  border-radius: 10px;
  border-color: #cfd5df;
  color: var(--its-navy);
  font-weight: 700;
  box-shadow: none;
}

.school-switcher .form-select:focus{
  border-color: var(--its-blue);
  box-shadow: 0 0 0 .18rem rgba(53,163,237,.16);
}

.school-active-badge{
  display: inline-flex;
  align-items: center;
  max-width: 280px;
  padding: .45rem .7rem;
  border: 1px solid #dfe5ee;
  border-radius: 10px;
  background: #fff;
  color: var(--its-navy);
  font-size: .92rem;
  font-weight: 700;
  line-height: 1.1;
}

.school-active-badge.muted{
  color: #6b7280;
  background: #f8fafc;
}

.breadcrumb-bar{
  padding: .15rem 0 .45rem;
  font-size: .92rem;
  color: #5b6575;
}

.breadcrumb-bar .breadcrumb{
  align-items: center;
  gap: .2rem;
}

.breadcrumb-bar .breadcrumb-item a{
  color: var(--its-navy);
  font-weight: 700;
  text-decoration: none;
}

.breadcrumb-bar .breadcrumb-item a:hover{
  color: var(--its-blue);
}

.breadcrumb-bar .breadcrumb-item.active{
  color: #667085;
  font-weight: 600;
}

.breadcrumb-bar .breadcrumb-item + .breadcrumb-item::before{
  color: var(--its-orange);
}

.no-school-page{
  min-height: 100%;
  display: grid;
  place-items: center;
  padding: clamp(1rem, 3vw, 2.5rem);
}

.no-school-panel{
  width: min(100%, 640px);
  text-align: center;
  background: #fff;
  border: 1px solid #e2e7ef;
  border-radius: 12px;
  box-shadow: 0 12px 28px rgba(13,24,51,.08);
  padding: clamp(1.5rem, 4vw, 3rem);
  color: var(--its-navy);
}

.no-school-icon{
  display: inline-grid;
  place-items: center;
  width: 78px;
  height: 78px;
  border-radius: 999px;
  margin-bottom: 1rem;
  background: rgba(237,127,53,.14);
  color: var(--its-orange);
  font-size: 2.15rem;
}

.no-school-panel h1{
  margin: 0;
  font-size: clamp(1.55rem, 4vw, 2.15rem);
  line-height: 1.15;
  font-weight: 800;
  color: var(--its-navy);
}

.no-school-panel p{
  max-width: 520px;
  margin: .9rem auto 0;
  color: #4d5568;
  font-size: 1.08rem;
  line-height: 1.5;
}

.no-school-actions{
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: .75rem;
  margin-top: 1.6rem;
}

.no-school-actions .btn{
  border-radius: 8px;
  font-weight: 700;
}

.school-user-permission-form{
  min-width: 520px;
}

.school-user-permission-grid{
  display: grid;
  grid-template-columns: repeat(3, minmax(150px, 1fr));
  gap: .35rem .8rem;
  font-size: .9rem;
}

@media (max-width: 767.98px){
  .school-user-permission-form{
    min-width: 360px;
  }

  .school-user-permission-grid{
    grid-template-columns: 1fr;
  }
}

/* CHANGE: landing v2; clases aisladas para no afectar CRUD ni pantallas internas. */
/* WHY: acercar la portada pública al mockup comercial mostrado, manteniendo base.html sin cambios. */
.workspace-card:has(.landing-public-v2),
.workspace-card:has(.landing-private-v2){
  padding: 0 !important;
}

.landing-public-v2,
.landing-private-v2{
  min-height: 100%;
  color: var(--its-navy);
}

.landing-public-v2{
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  gap: 1.5rem;
  padding: 2rem 2.25rem 1.25rem;
  background:
    radial-gradient(circle at 48% 18%, rgba(53,163,237,.10), transparent 28%),
    linear-gradient(180deg, #ffffff 0%, #fbfcff 100%);
}

.landing-public-hero-grid{
  display: grid;
  grid-template-columns: minmax(310px, 1.05fr) minmax(340px, .95fr) minmax(270px, .72fr);
  align-items: center;
  gap: 2rem;
}

.landing-eyebrow-v2{
  display: inline-flex;
  align-items: center;
  color: #1d2638;
  font-size: .95rem;
  font-weight: 600;
  margin-bottom: .75rem;
}

.landing-public-copy h1{
  margin: 0;
  font-size: clamp(2.35rem, 4.7vw, 4.45rem);
  line-height: .98;
  letter-spacing: -.045em;
  font-weight: 800;
  color: #252735;
}

.landing-public-copy h2{
  margin: .55rem 0 1.4rem;
  font-size: clamp(1.05rem, 1.7vw, 1.55rem);
  line-height: 1.25;
  font-weight: 800;
  color: var(--its-navy);
}

.landing-public-copy p{
  max-width: 650px;
  margin: 0;
  font-size: 1.15rem;
  line-height: 1.52;
  color: #4d5568;
}

.landing-public-buttons{
  display: flex;
  flex-wrap: wrap;
  gap: .9rem;
  margin-top: 1.6rem;
}

.landing-public-buttons .btn{
  border-radius: 8px;
  font-weight: 800;
  padding: .85rem 1.25rem;
  box-shadow: none;
}

.btn-subscribe{
  background: linear-gradient(180deg, #f28a35 0%, #ed6f16 100%);
  border-color: #ed6f16;
  color: #fff;
}

.btn-subscribe:hover,
.btn-subscribe:focus{
  background: linear-gradient(180deg, #ed7f35 0%, #dc6410 100%);
  border-color: #dc6410;
  color: #fff;
}

.btn-login-public{
  background: #fff;
  border: 1px solid #cfd5df;
  color: #5b6575;
}

.btn-login-public:hover,
.btn-login-public:focus{
  border-color: var(--its-blue);
  color: var(--its-navy);
}

.landing-illustration{
  position: relative;
  min-height: 330px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.landing-blob{
  position: absolute;
  width: 86%;
  height: 82%;
  border-radius: 46% 54% 52% 48%;
  background: linear-gradient(135deg, rgba(53,163,237,.14), rgba(53,163,237,.05));
  top: 5%;
  left: 7%;
}

.landing-monitor{
  position: relative;
  width: min(430px, 92%);
  border-radius: 13px 13px 6px 6px;
  background: #0e1c35;
  box-shadow: 0 22px 38px rgba(13,24,51,.18);
  padding: .65rem;
  z-index: 2;
}

.landing-monitor-top{
  height: 10px;
  margin-bottom: .55rem;
  border-radius: 999px;
  background: rgba(255,255,255,.18);
  width: 34%;
}

.landing-monitor-body{
  display: grid;
  grid-template-columns: 46px 1fr;
  gap: .7rem;
  min-height: 210px;
}

.landing-side-nav{
  border-radius: 8px;
  background: #162a4d;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: .8rem;
  padding-top: 1rem;
}

.landing-side-nav span{
  width: 14px;
  height: 14px;
  border-radius: 4px;
  background: rgba(255,255,255,.72);
}

.landing-schedule{
  border-radius: 8px;
  background: #f7f9fc;
  padding: .9rem;
  display: grid;
  gap: .55rem;
}

.landing-schedule-row{
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: .55rem;
}

.landing-schedule-row span{
  height: 24px;
  border-radius: 5px;
  background: #e6ebf2;
}

.landing-schedule-head span{
  height: 14px;
  background: #ccd5e2;
}

.landing-schedule-row .b-blue{ background: #5b9ff6; }
.landing-schedule-row .b-orange{ background: #f39a45; }
.landing-schedule-row .b-red{ background: #d79696; }
.landing-schedule-row .b-yellow{ background: #f2d766; }
.landing-schedule-row .b-green{ background: #9dd6c8; }

.landing-monitor-base{
  position: absolute;
  width: 150px;
  height: 44px;
  bottom: 24px;
  left: 50%;
  transform: translateX(-50%);
  border-bottom: 8px solid #b8c3d4;
  border-radius: 0 0 18px 18px;
  z-index: 1;
}

.landing-calendar-mini,
.landing-clock-mini{
  position: absolute;
  display: grid;
  place-items: center;
  width: 56px;
  height: 56px;
  border-radius: 16px;
  background: #fff;
  color: #314766;
  box-shadow: 0 12px 24px rgba(13,24,51,.12);
  z-index: 3;
}

.landing-calendar-mini{
  right: 2%;
  top: 14%;
  color: #315caa;
}

.landing-clock-mini{
  right: 6%;
  bottom: 22%;
}

.landing-books-mini{
  position: absolute;
  right: 17%;
  bottom: 8%;
  width: 76px;
  height: 36px;
  border-radius: 6px;
  background: linear-gradient(#65a7f6 0 9px, #fff 9px 15px, #ed7f35 15px 25px, #fff 25px 29px, #2b6fd1 29px 36px);
  box-shadow: 0 10px 18px rgba(13,24,51,.12);
  z-index: 3;
}

.landing-benefit-panel{
  border: 1px solid #dfe5ee;
  border-radius: 14px;
  background: rgba(255,255,255,.88);
  box-shadow: 0 18px 32px rgba(13,24,51,.06);
  padding: 1.8rem;
}

.landing-benefit-panel h3{
  margin: 0;
  font-size: clamp(1.25rem, 2vw, 1.75rem);
  line-height: 1.1;
  font-weight: 800;
  color: #252735;
}

.landing-benefit-line{
  width: 42px;
  height: 3px;
  background: var(--its-orange);
  margin: 1.25rem 0 1.4rem;
}

.landing-benefit-panel ul{
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 1rem;
}

.landing-benefit-panel li{
  display: grid;
  grid-template-columns: 28px 1fr;
  gap: .7rem;
  align-items: start;
  font-size: 1rem;
  line-height: 1.38;
  color: #2f3542;
}

.landing-benefit-panel li i{
  display: grid;
  place-items: center;
  width: 24px;
  height: 24px;
  border-radius: 999px;
  background: var(--its-orange);
  color: #fff;
  font-size: .76rem;
  margin-top: .1rem;
}

.landing-workflow-title{
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  gap: 1.35rem;
  margin-top: .5rem;
}

.landing-workflow-title span{
  height: 1px;
  background: #dde4ee;
}

.landing-workflow-title h2{
  margin: 0;
  font-size: 1.35rem;
  font-weight: 800;
  color: var(--its-navy);
  text-align: center;
}

.landing-feature-grid-v2{
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 1.25rem;
}

.landing-feature-v2{
  min-height: 210px;
  border: 1px solid #dfe5ee;
  border-radius: 14px;
  background: #fff;
  padding: 1.4rem 1.25rem;
  text-align: center;
  box-shadow: 0 14px 28px rgba(13,24,51,.045);
}

.landing-feature-icon{
  display: inline-grid;
  place-items: center;
  width: 74px;
  height: 74px;
  border-radius: 999px;
  margin-bottom: 1rem;
  font-size: 1.65rem;
}

.landing-feature-icon.blue{
  color: #285aa8;
  background: rgba(53,105,190,.13);
}

.landing-feature-icon.green{
  color: #6c8c1e;
  background: rgba(177,205,93,.20);
}

.landing-feature-icon.orange{
  color: var(--its-orange);
  background: rgba(237,127,53,.18);
}

.landing-feature-v2 h3{
  margin: 0 0 .65rem;
  font-size: 1.25rem;
  font-weight: 800;
  color: var(--its-navy);
}

.landing-feature-v2 p{
  margin: 0;
  color: #3f4756;
  font-size: .98rem;
  line-height: 1.42;
}

.landing-public-footer-note{
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  gap: 1rem;
  align-items: center;
  border-top: 1px solid #e2e7ef;
  padding-top: 1rem;
  color: #5c6574;
  font-size: .92rem;
}

.landing-public-footer-note span:nth-child(2){
  text-align: center;
}

.landing-public-footer-note span:nth-child(3){
  text-align: right;
}

.landing-public-footer-note a{
  color: #1f63bf;
  text-decoration: none;
  font-weight: 700;
}

/* CHANGE: panel privado actualizado para usuarios autenticados. */
/* WHY: conservar operación interna sin mezclarla con el mensaje comercial público. */
.landing-private-v2{
  padding: 2rem;
  background: linear-gradient(180deg, #fff 0%, #f8fafc 100%);
}

.landing-private-hero{
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 1.25rem;
  align-items: center;
  border: 1px solid #e2e7ef;
  border-radius: 20px;
  padding: 1.5rem;
  background: #fff;
  box-shadow: 0 14px 28px rgba(13,24,51,.05);
}

.landing-private-hero h1{
  margin: 0;
  font-size: clamp(2.7rem, 5vw, 5rem);
  line-height: .92;
  letter-spacing: -.045em;
  font-weight: 600;
  color: #3a4050;
  max-width: none;
}

.landing-private-hero p{
  margin: .25rem 0 0;
  font-size: clamp(1.15rem, 1.7vw, 1.8rem);
  line-height: 1.1;
  font-weight: 600;
  color: #4a5264;
}

.landing-private-actions{
  display: flex;
  flex-wrap: wrap;
  gap: .75rem;
  justify-content: flex-end;
}

.landing-private-actions .btn,
.landing-private-card{
  border-radius: 14px;
}

.landing-private-grid{
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 1rem;
  margin-top: 1.25rem;
}

.landing-private-card{
  display: grid;
  gap: .45rem;
  min-height: 160px;
  padding: 1.3rem;
  border: 1px solid #e2e7ef;
  background: #fff;
  color: var(--its-navy);
  text-decoration: none;
  box-shadow: 0 12px 24px rgba(13,24,51,.045);
}

.landing-private-card:hover{
  border-color: var(--its-blue);
  color: var(--its-navy);
}

.landing-private-card i{
  font-size: 1.55rem;
  color: var(--its-orange);
}

.landing-private-card strong{
  font-family: "Montserrat", sans-serif;
  font-size: 1.15rem;
}

.landing-private-card span{
  color: #5b6575;
  line-height: 1.35;
}

@media (max-width: 1199.98px){
  .landing-public-hero-grid{
    grid-template-columns: 1fr 1fr;
  }
  .landing-benefit-panel{
    grid-column: 1 / -1;
  }
  .landing-feature-grid-v2,
  .landing-private-grid{
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 991.98px){
  .main-workspace{
    height: auto;
    min-height: calc(100dvh - var(--footer-h) - var(--hdr-h));
  }
  .landing-public-hero-grid{
    grid-template-columns: 1fr;
  }
  .landing-illustration{
    min-height: 300px;
  }
  .landing-public-footer-note{
    grid-template-columns: 1fr;
    text-align: left;
  }
  .landing-public-footer-note span:nth-child(2),
  .landing-public-footer-note span:nth-child(3){
    text-align: left;
  }
  .landing-private-hero{
    grid-template-columns: 1fr;
  }
  .landing-private-actions{
    justify-content: flex-start;
  }
}

@media (max-width: 575.98px){
  .landing-public-v2,
  .landing-private-v2{
    padding: 1.25rem;
  }
  .landing-feature-grid-v2,
  .landing-private-grid{
    grid-template-columns: 1fr;
  }
  .landing-workflow-title{
    grid-template-columns: 1fr;
    gap: .75rem;
  }
  .landing-workflow-title span{
    display: none;
  }
  .landing-public-copy h1{
    font-size: 2.4rem;
  }
  .landing-public-buttons .btn{
    width: 100%;
  }
}


/* CHANGE: ajustes v3 de portada pública. */
/* WHY: reducir altura total, quitar eyebrow y llevar el título a ancho completo. */
.landing-public-v3{
  gap: .85rem;
  padding: 1.1rem 1.35rem .8rem;
}

.landing-public-title-block{
  width: 100%;
  margin: 0 0 .2rem;
}

.landing-public-title-block h1{
  margin: 0;
  font-size: clamp(2.7rem, 5vw, 5rem);
  line-height: .92;
  letter-spacing: -.045em;
  font-weight: 600;
  color: #3a4050;
  max-width: none;
}

.landing-public-title-block h2{
  margin: .25rem 0 0;
  font-size: clamp(1.15rem, 1.7vw, 1.8rem);
  line-height: 1.1;
  font-weight: 600;
  color: #4a5264;
}

.landing-public-main-grid{
  display: grid;
  grid-template-columns: minmax(250px, .95fr) minmax(320px, 1.05fr) minmax(240px, .72fr);
  align-items: center;
  gap: 1.15rem;
}

.landing-public-v3 .landing-public-copy p{
  max-width: none;
  font-size: 1rem;
  line-height: 1.42;
}

.landing-public-v3 .landing-public-buttons{
  margin-top: 1rem;
  gap: .75rem;
}

.landing-public-v3 .landing-public-buttons .btn{
  padding: .7rem 1rem;
  font-size: .98rem;
}

.landing-public-v3 .landing-illustration{
  min-height: 250px;
}

.landing-public-v3 .landing-blob{
  width: 82%;
  height: 76%;
  top: 8%;
  left: 9%;
}

.landing-public-v3 .landing-monitor{
  width: min(360px, 90%);
  padding: .55rem;
}

.landing-public-v3 .landing-monitor-body{
  min-height: 180px;
}

.landing-public-v3 .landing-monitor-base{
  width: 126px;
  height: 34px;
  bottom: 18px;
}

.landing-public-v3 .landing-calendar-mini,
.landing-public-v3 .landing-clock-mini{
  width: 48px;
  height: 48px;
  border-radius: 14px;
}

.landing-public-v3 .landing-books-mini{
  width: 66px;
  height: 30px;
}

.landing-public-v3 .landing-benefit-panel{
  padding: 1.2rem;
}

.landing-public-v3 .landing-benefit-panel h3{
  font-size: clamp(1.1rem, 1.7vw, 1.45rem);
}

.landing-public-v3 .landing-benefit-line{
  margin: .8rem 0 1rem;
}

.landing-public-v3 .landing-benefit-panel ul{
  gap: .8rem;
}

.landing-public-v3 .landing-benefit-panel li{
  grid-template-columns: 24px 1fr;
  gap: .6rem;
  font-size: .92rem;
  line-height: 1.32;
}

.landing-public-v3 .landing-benefit-panel li i{
  width: 20px;
  height: 20px;
  font-size: .64rem;
}

.landing-public-v3 .landing-workflow-title{
  margin-top: .15rem;
  gap: .9rem;
}

.landing-public-v3 .landing-workflow-title h2{
  font-size: 1.12rem;
}

.landing-feature-grid-v3{
  gap: .85rem;
}

.landing-public-v3 .landing-feature-v2{
  min-height: 136px;
  padding: .95rem .9rem;
}

.landing-public-v3 .landing-feature-icon{
  width: 52px;
  height: 52px;
  margin-bottom: .7rem;
  font-size: 1.2rem;
}

.landing-public-v3 .landing-feature-v2 h3{
  font-size: 1rem;
  margin-bottom: .45rem;
}

.landing-public-v3 .landing-feature-v2 p{
  font-size: .88rem;
  line-height: 1.3;
}

.landing-public-v3 .landing-public-footer-note{
  display: none;
}

@media (max-width: 1199.98px){
  .landing-public-v3 .landing-public-main-grid{
    grid-template-columns: 1fr 1fr;
  }
  .landing-public-v3 .landing-benefit-panel{
    grid-column: 1 / -1;
  }
}

@media (max-width: 991.98px){
  .landing-public-v3 .landing-public-main-grid{
    grid-template-columns: 1fr;
  }
  .landing-public-v3 .landing-public-title-block h1{
    font-size: 3.2rem;
  }
}

@media (max-width: 575.98px){
  .landing-public-v3{
    padding: 1rem;
  }
  .landing-public-v3 .landing-public-title-block h1{
    font-size: 2.6rem;
  }
  .landing-public-v3 .landing-public-title-block h2{
    font-size: 1.05rem;
  }
}


/* CHANGE: ajuste v4 para eliminar espacios blancos verticales en landing pública. */
/* WHY: .landing-public-v2 heredaba justify-content: space-between y distribuía los bloques con demasiado aire. */
.landing-public-v3{
  justify-content: flex-start;
  gap: .55rem;
}

/* CHANGE: compactar distancia entre título transversal y bloque principal. */
.landing-public-v3 .landing-public-title-block{
  margin-bottom: 0;
}

/* CHANGE: subir bloque de contenido/ilustración/beneficios. */
.landing-public-v3 .landing-public-main-grid{
  align-items: start;
  margin-top: .15rem;
}

/* CHANGE: reducir alto reservado por la ilustración para evitar vacío central. */
.landing-public-v3 .landing-illustration{
  min-height: 210px;
}

/* CHANGE: acercar título del flujo a la grilla superior. */
.landing-public-v3 .landing-workflow-title{
  margin-top: .35rem;
  margin-bottom: .35rem;
}

/* CHANGE: acercar tarjetas inferiores al título del flujo. */
.landing-public-v3 .landing-feature-grid-v3{
  margin-top: 0;
}


/* CHANGE: footer global con tono corporativo más claro que negro puro. */
/* WHY: mantener coherencia visual con la portada pública y reutilizar el texto informativo solicitado. */
.site-footer{
  position: fixed;
  left: 0;
  right: 0;
  bottom: 0;
  height: var(--footer-h);
  background: #182235;
  border-top: 3px solid var(--its-orange);
  z-index: 1030;
}

/* CHANGE: contenido del footer en tres zonas horizontales. */
/* WHY: recuperar la información antes ubicada en la portada y dejarla global para la app. */
.site-footer-inner{
  height: 100%;
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  gap: 1rem;
  color: #d9e1ec;
  font-size: .9rem;
}

.site-footer-inner span:nth-child(2){
  text-align: center;
}

.site-footer-inner span:nth-child(3){
  text-align: right;
}

.site-footer-inner a{
  color: #8ccfff;
  text-decoration: none;
  font-weight: 700;
}

.site-footer-inner a:hover{
  color: #ffffff;
}

/* CHANGE: footer responsive. */
/* WHY: evitar compresión de textos en pantallas angostas. */
@media (max-width: 767.98px){
  .site-footer{
    height: auto;
    min-height: var(--footer-h);
    padding: .55rem 0;
  }

  .site-footer-inner{
    grid-template-columns: 1fr;
    gap: .25rem;
    font-size: .82rem;
  }

  .site-footer-inner span,
  .site-footer-inner span:nth-child(2),
  .site-footer-inner span:nth-child(3){
    text-align: left;
  }
}

@media (max-width: 767.98px){
  :root{
    --hdr-h: 170px;
  }

  .site-header-main{
    align-items: flex-start !important;
  }

  .site-header-tools{
    flex-wrap: wrap;
    justify-content: flex-end;
    gap: .55rem !important;
  }

  .school-switcher{
    order: 3;
    width: 100%;
    min-width: min(100%, 220px);
  }

  .school-active-badge,
  .school-switcher .form-select{
    width: 100%;
  }

  .breadcrumb-bar{
    padding-top: .35rem;
    font-size: .86rem;
  }

  .no-school-actions{
    display: grid;
  }
}

/* Error pages */
.error-page{
  min-height: 100%;
  display: grid;
  place-items: center;
  padding: clamp(1rem, 3vw, 2.5rem);
}

.error-panel{
  width: min(100%, 680px);
  text-align: center;
  background: #fff;
  border: 1px solid #e2e7ef;
  border-radius: 12px;
  box-shadow: 0 12px 28px rgba(13,24,51,.08);
  padding: clamp(1.5rem, 4vw, 3rem);
  color: var(--its-navy);
}

.error-code{
  font-family: "Montserrat", sans-serif;
  font-size: clamp(4rem, 15vw, 8rem);
  line-height: .9;
  font-weight: 800;
  color: var(--its-navy);
  margin: .45rem 0 .75rem;
}

.error-icon{
  display: inline-grid;
  place-items: center;
  width: clamp(64px, 13vw, 92px);
  height: clamp(64px, 13vw, 92px);
  border-radius: 999px;
  background: rgba(237,127,53,.14);
  color: var(--its-orange);
  font-size: clamp(1.75rem, 5vw, 2.6rem);
}

.error-title{
  margin: 0;
  font-size: clamp(1.55rem, 4vw, 2.25rem);
  line-height: 1.15;
  font-weight: 800;
  color: var(--its-navy);
}

.error-message{
  max-width: 520px;
  margin: .9rem auto 0;
  font-size: 1.08rem;
  line-height: 1.5;
  color: #4d5568;
}

.error-actions{
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: .75rem;
  margin-top: 1.6rem;
}

.error-actions .btn{
  border-radius: 8px;
  font-weight: 700;
  padding: .7rem 1.05rem;
}

.error-actions .btn-primary{
  background: var(--its-blue);
  border-color: var(--its-blue);
}

.error-actions .btn-primary:hover,
.error-actions .btn-primary:focus{
  background: #238fd2;
  border-color: #238fd2;
}

@media (max-width: 575.98px){
  .error-page{
    padding: .75rem;
  }

  .error-actions{
    display: grid;
  }

  .error-actions .btn{
    width: 100%;
  }
}

/* Etapa 1 — ITSCore: base visual, navegacion y acceso inicial */
:root {
  --its-dark: #343a40;
  --its-text: #2f3742;
  --its-muted: #6c757d;
  --its-border: #d8dde5;
  --its-soft-border: #e5e8ee;
  --its-bg: #f8fafc;
  --its-card-bg: #ffffff;
  --its-orange: #f47b20;
  --its-orange-hover: #e96f16;
  --its-blue: #2563eb;
  --its-blue-hover: #1d4ed8;
  --its-shadow: 0 8px 20px rgba(15, 23, 42, 0.08);
}

* {
  box-sizing: border-box;
}

html,
body {
  min-height: 100%;
}

body {
  margin: 0;
  background: var(--its-bg);
  color: var(--its-text);
  font-family: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  padding-bottom: 0;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

a {
  color: inherit;
}

.public-header {
  background: #fff;
  border-bottom: 1px solid var(--its-soft-border);
}

.public-header-inner {
  width: min(1180px, calc(100% - 32px));
  min-height: 76px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}

.app-brand a,
.sidebar-brand a,
.mobile-brand {
  color: var(--its-dark);
  font-size: 1.35rem;
  font-weight: 800;
  text-decoration: none;
}

.app-brand span,
.sidebar-brand span {
  display: block;
  color: var(--its-muted);
  font-size: .86rem;
  margin-top: 2px;
}

.app-accent-line {
  height: 3px;
  background: linear-gradient(90deg, #5f5f5f 0%, var(--its-orange) 50%, var(--its-blue) 100%);
}

.app-main {
  width: 100%;
  margin: 0;
  padding: 16px 0;
  flex: 1 0 auto;
  display: grid;
  align-items: start;
  background: #f5f7fb;
}

.public-landing {
  width: calc(100% - 48px);
  max-width: 1180px;
  min-height: max(680px, calc(100vh - 168px));
  margin: 0 auto;
  background: #fff;
  border: 1px solid #d9e1ec;
  border-radius: 12px;
  box-shadow: var(--its-shadow);
  padding: clamp(24px, 3vw, 32px);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  gap: 24px;
}

.landing-hero {
  display: grid;
  grid-template-columns: minmax(0, 1.5fr) minmax(300px, 1fr);
  gap: clamp(24px, 4vw, 48px);
  align-items: center;
}

.landing-kicker {
  margin: 0 0 10px;
  color: var(--its-orange);
  font-size: .88rem;
  font-weight: 800;
  letter-spacing: .06em;
  text-transform: uppercase;
}

.landing-title {
  margin: 0;
  color: var(--its-dark);
  font-size: clamp(2.5rem, 7vw, 5rem);
  line-height: 1;
  font-weight: 800;
}

.landing-hero h2 {
  margin: 12px 0 16px;
  color: var(--its-dark);
  font-size: clamp(1.35rem, 3vw, 2rem);
  line-height: 1.2;
}

.landing-text {
  max-width: 720px;
  margin: 0;
  color: #4b5563;
  font-size: 1.13rem;
  line-height: 1.6;
}

.landing-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 26px;
}

.landing-panel,
.workspace-card,
.login-card {
  background: var(--its-card-bg);
  border: 1px solid var(--its-border);
  border-radius: 12px;
  box-shadow: var(--its-shadow);
}

.landing-panel {
  padding: clamp(20px, 3vw, 30px);
  background: #fbfcff;
  box-shadow: none;
}

.landing-separator {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  gap: 16px;
  color: var(--its-muted);
  font-weight: 800;
  text-align: center;
}

.landing-separator::before,
.landing-separator::after {
  content: "";
  height: 1px;
  background: var(--its-soft-border);
}

.landing-separator span {
  max-width: min(100%, 560px);
}

.landing-bottom-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 14px;
}

.landing-bottom-card {
  min-height: 164px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: flex-start;
  gap: 10px;
  margin: 0;
  padding: 18px 16px;
  border: 1px solid var(--its-soft-border);
  border-radius: 10px;
  background: #fff;
  text-align: center;
}

.landing-bottom-card i {
  display: inline-grid;
  place-items: center;
  width: 42px;
  height: 42px;
  border-radius: 10px;
  background: #eef5ff;
  color: var(--its-blue);
}

.landing-bottom-card h3 {
  margin: 0;
  color: var(--its-dark);
  font-size: 1.05rem;
  font-weight: 800;
}

.landing-bottom-card p {
  margin: 0;
  color: #667085;
  font-size: .94rem;
  line-height: 1.42;
}

.section-title {
  margin: 0;
  color: var(--its-dark);
  font-size: clamp(1.6rem, 3vw, 2rem);
  line-height: 1.2;
  font-weight: 800;
}

.section-subtitle {
  max-width: 760px;
  margin: 10px 0 0;
  color: #566274;
  font-size: 1.04rem;
  line-height: 1.55;
}

.landing-feature-list {
  list-style: none;
  margin: 18px 0 0;
  padding: 0;
  display: grid;
  gap: 13px;
}

.landing-feature-list li {
  display: grid;
  grid-template-columns: 26px 1fr;
  gap: 10px;
  align-items: start;
  color: #3d4654;
  line-height: 1.4;
}

.landing-feature-list i {
  color: var(--its-blue);
  margin-top: 3px;
}

.btn-its-login,
.btn-its-primary,
.btn-its-secondary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 9px;
  min-height: 42px;
  border-radius: 8px;
  padding: 10px 18px;
  font-weight: 800;
  text-decoration: none;
  cursor: pointer;
}

.btn-its-login,
.btn-its-primary {
  background: var(--its-blue);
  border: 1px solid var(--its-blue);
  color: #fff;
}

.btn-its-login {
  width: auto;
  background: var(--its-orange);
  border-color: var(--its-orange);
  border-radius: 999px;
  padding-inline: 24px;
}

.login-card .btn-its-login {
  width: 100%;
}

.btn-its-login:hover,
.btn-its-login:focus {
  background: var(--its-orange-hover);
  border-color: var(--its-orange-hover);
}

.btn-its-primary:hover,
.btn-its-primary:focus {
  background: var(--its-blue-hover);
  border-color: var(--its-blue-hover);
}

.btn-its-secondary {
  background: #fff;
  border: 1px solid var(--its-border);
  color: #111827;
}

.btn-its-secondary:hover,
.btn-its-secondary:focus {
  border-color: var(--its-blue);
  color: var(--its-blue-hover);
}

.login-page {
  width: calc(100% - 48px);
  max-width: 1180px;
  min-height: max(680px, calc(100vh - 168px));
  margin: 0 auto;
  display: grid;
  place-items: center;
  padding: clamp(18px, 4vw, 44px);
  background: #fff;
  border: 1px solid #d9e1ec;
  border-radius: 12px;
  box-shadow: var(--its-shadow);
}

.login-card {
  width: min(100%, 440px);
  padding: clamp(24px, 4vw, 34px);
}

.login-brand {
  color: var(--its-dark);
  font-size: 2rem;
  line-height: 1;
  font-weight: 800;
}

.login-accent {
  width: 68px;
  height: 4px;
  margin: 14px 0 22px;
  border-radius: 999px;
  background: linear-gradient(90deg, var(--its-orange), var(--its-blue));
}

.login-note {
  margin: 0 0 18px;
  color: var(--its-muted);
  font-size: .92rem;
  line-height: 1.4;
}

.form-label {
  display: block;
  margin-bottom: 6px;
  color: var(--its-text);
  font-weight: 700;
}

input[type="text"],
input[type="password"],
input[type="email"],
select,
textarea {
  width: 100%;
  min-height: 42px;
  border: 1px solid var(--its-border);
  border-radius: 8px;
  padding: 9px 12px;
  font: inherit;
}

input:focus,
select:focus,
textarea:focus {
  outline: none;
  border-color: var(--its-blue);
  box-shadow: 0 0 0 3px rgba(37, 99, 235, .14);
}

.app-page {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  flex: 1 0 auto;
}

.app-shell {
  flex: 1 1 auto;
  display: grid;
  grid-template-columns: 292px minmax(0, 1fr);
  min-height: 0;
}

.app-shell.sidebar-collapsed {
  grid-template-columns: 76px minmax(0, 1fr);
}

.app-sidebar {
  position: sticky;
  top: 0;
  min-width: 0;
  align-self: stretch;
  max-height: 100vh;
  overflow: auto;
  background: #fff;
  border-right: 1px solid var(--its-soft-border);
  padding: 22px 16px;
}

.sidebar-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 12px;
  padding: 0 8px 18px;
  border-bottom: 1px solid var(--its-soft-border);
}

.sidebar-brand {
  min-width: 0;
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.sidebar-brand-title {
  color: var(--its-blue);
  font-size: 1.15rem;
  font-weight: 900;
  line-height: 1.1;
  text-decoration: none;
}

.sidebar-brand-title:hover,
.sidebar-brand-title:focus {
  color: var(--its-blue);
  text-decoration: none;
}

.sidebar-brand-subtitle {
  color: #6c757d;
  font-size: .78rem;
  font-weight: 700;
  line-height: 1.2;
}

.sidebar-nav {
  display: grid;
  gap: 10px;
  padding-top: 18px;
}

.sidebar-group-toggle {
  width: 100%;
  min-height: 38px;
  border: 0;
  border-radius: 8px;
  padding: 8px 10px;
  background: transparent;
  color: var(--its-muted);
  font: inherit;
  font-weight: 800;
  text-align: left;
  display: flex;
  align-items: center;
  justify-content: space-between;
  cursor: pointer;
}

.sidebar-group-main {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  min-width: 0;
}

.sidebar-group-title {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.sidebar-chevron {
  transition: transform .18s ease;
}

.sidebar-submenu {
  display: none;
  margin-top: 6px;
  padding-left: 8px;
}

.sidebar-group.is-open .sidebar-submenu {
  display: grid;
  gap: 4px;
}

.sidebar-group.is-open .sidebar-chevron {
  transform: rotate(180deg);
}

.sidebar-link {
  display: flex;
  align-items: center;
  gap: 10px;
  width: 100%;
  min-height: 38px;
  border: 0;
  border-radius: 8px;
  padding: 8px 10px;
  background: transparent;
  color: #303948;
  font: inherit;
  font-weight: 700;
  text-align: left;
  text-decoration: none;
}

.sidebar-link i,
.sidebar-group-toggle i {
  width: 20px;
  color: var(--its-orange);
  text-align: center;
}

.sidebar-link:hover,
.sidebar-link:focus,
.sidebar-group-toggle:hover,
.sidebar-group-toggle:focus {
  background: #eef5ff;
  color: var(--its-blue-hover);
}

.sidebar-link:hover i,
.sidebar-link:focus i,
.sidebar-link.active i,
.sidebar-group-toggle:hover i,
.sidebar-group-toggle:focus i {
  color: var(--its-orange);
}

.sidebar-logout {
  margin: 0;
}

.sidebar-button {
  cursor: pointer;
}

.app-content-shell {
  min-width: 0;
  min-height: 0;
  display: flex;
  flex-direction: column;
  background: var(--its-bg);
}

.app-topbar {
  flex: 0 0 auto;
  min-height: 76px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  padding: 14px 28px;
  background: #fff;
  border-bottom: 1px solid var(--its-soft-border);
}

.sidebar-toggle {
  flex: 0 0 auto;
  width: 40px;
  height: 40px;
  border: 1px solid var(--its-border);
  border-radius: 8px;
  display: inline-grid;
  place-items: center;
  background: #fff;
  color: var(--its-text);
  cursor: pointer;
}

.sidebar-toggle:hover,
.sidebar-toggle:focus {
  border-color: var(--its-orange);
  color: var(--its-orange);
}

.mobile-brand {
  display: none;
}

.app-shell.sidebar-collapsed .mobile-brand {
  display: inline-block;
  margin-bottom: 6px;
  color: var(--its-blue);
  font-size: 1.15rem;
  line-height: 1.1;
}

.breadcrumbs {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  align-items: center;
  color: var(--its-muted);
  font-size: .92rem;
}

.breadcrumbs a {
  color: var(--its-blue-hover);
  font-weight: 800;
  text-decoration: none;
}

.app-user-summary {
  display: flex;
  align-items: center;
  gap: 10px;
  color: var(--its-text);
}

.active-company-badge {
  display: grid;
  gap: 2px;
  padding: 7px 10px;
  border: 1px solid var(--its-soft-border);
  border-radius: 8px;
  background: #fff;
}

.active-company-badge span {
  color: var(--its-muted);
  font-size: .74rem;
  font-weight: 800;
  text-transform: uppercase;
}

.active-company-badge strong {
  max-width: 220px;
  overflow: hidden;
  color: var(--its-text);
  font-size: .9rem;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.user-avatar {
  display: inline-grid;
  place-items: center;
  width: 40px;
  height: 40px;
  border-radius: 999px;
  background: #eef5ff;
  color: var(--its-blue);
}

.user-label {
  display: block;
  color: var(--its-muted);
  font-size: .78rem;
  font-weight: 700;
}

.app-main-authenticated {
  flex: 1 1 auto;
  width: auto;
  margin: 0;
  padding: 24px 28px;
  display: flex;
  flex-direction: column;
  background: var(--its-bg);
}

.workspace-card {
  flex: 1 1 auto;
  padding: clamp(20px, 3vw, 28px);
  width: 100%;
  height: auto;
  margin: 0;
  overflow: visible;
}

.app-footer {
  flex: 0 0 auto;
  background: #182235;
  border-top: 3px solid var(--its-orange);
}

.app-footer-inner {
  min-height: 54px;
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  gap: 18px;
  padding: 0 28px;
  color: #d9e1ec;
  font-size: .9rem;
}

.app-footer-inner span:nth-child(2) {
  text-align: center;
  font-weight: 700;
}

.app-footer-inner span:nth-child(3) {
  text-align: right;
}

.app-footer-inner a {
  color: #9cc8ff;
  font-weight: 800;
  text-decoration: none;
}

.app-footer-inner a:hover,
.app-footer-inner a:focus {
  color: #fff;
}

.app-shell.sidebar-collapsed .sidebar-brand a,
.app-shell.sidebar-collapsed .sidebar-brand span,
.app-shell.sidebar-collapsed .sidebar-group-title,
.app-shell.sidebar-collapsed .sidebar-link-label,
.app-shell.sidebar-collapsed .sidebar-chevron {
  display: none;
}

.app-shell.sidebar-collapsed .sidebar-header {
  justify-content: center;
  padding-left: 0;
  padding-right: 0;
}

.app-shell.sidebar-collapsed .sidebar-brand {
  display: none;
}

.app-shell.sidebar-collapsed .sidebar-toggle {
  margin: 0 auto;
}

.app-shell.sidebar-collapsed .sidebar-submenu {
  padding-left: 0;
}

.app-shell.sidebar-collapsed .sidebar-link,
.app-shell.sidebar-collapsed .sidebar-group-toggle,
.app-shell.sidebar-collapsed .sidebar-group-main {
  justify-content: center;
}

.app-shell.sidebar-collapsed .sidebar-link,
.app-shell.sidebar-collapsed .sidebar-group-toggle {
  padding-inline: 0;
}

.app-shell.sidebar-collapsed .sidebar-link i,
.app-shell.sidebar-collapsed .sidebar-group-toggle i {
  margin: 0;
}

.page-heading {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 18px;
  margin-bottom: 22px;
}

.table-responsive {
  width: 100%;
  overflow-x: auto;
}

.table-its {
  width: 100%;
  border-collapse: separate;
  border-spacing: 0;
  border: 1px solid var(--its-border);
  border-radius: 10px;
  overflow: hidden;
}

.table-its th,
.table-its td {
  padding: 10px 12px;
  border-bottom: 1px solid var(--its-soft-border);
  text-align: left;
  vertical-align: top;
}

.table-its th {
  background: #f8fafc;
  color: var(--its-text);
  font-weight: 800;
}

.table-its tr:last-child td {
  border-bottom: 0;
}

.payload-cell {
  white-space: pre-wrap;
  overflow-wrap: anywhere;
  word-break: break-word;
}

.row-actions,
.form-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.btn-small {
  min-height: 34px;
  padding: 6px 10px;
  font-size: .9rem;
}

.status-badge {
  display: inline-flex;
  align-items: center;
  min-height: 26px;
  border-radius: 999px;
  padding: 4px 9px;
  font-size: .84rem;
  font-weight: 800;
}

.status-ok {
  background: #ecfdf3;
  color: #166534;
}

.status-muted {
  background: #f1f5f9;
  color: #475569;
}

.status-danger {
  background: #fef2f2;
  color: #991b1b;
}

.empty-state {
  color: var(--its-muted);
  text-align: center;
}

.form-stack,
.inline-form {
  display: grid;
  gap: 18px;
}

.inline-form {
  margin-bottom: 24px;
  padding-bottom: 20px;
  border-bottom: 1px solid var(--its-soft-border);
}

.form-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
}

.form-grid-compact {
  grid-template-columns: minmax(240px, 1fr) auto auto;
  align-items: end;
}

.form-field {
  min-width: 0;
}

.form-field-checkbox {
  display: flex;
  align-items: center;
  gap: 10px;
}

.form-field-checkbox .form-label {
  margin: 0;
}

.form-field-checkbox input {
  width: auto;
  min-height: auto;
}

.field-error {
  margin-top: 5px;
  color: #991b1b;
  font-size: .9rem;
  font-weight: 700;
}

.section-heading {
  margin-bottom: 24px;
}

.module-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 14px;
}

.module-card {
  min-height: 170px;
  display: flex;
  flex-direction: column;
  gap: 10px;
  border: 1px solid var(--its-soft-border);
  border-radius: 10px;
  padding: 18px;
  color: var(--its-text);
  text-decoration: none;
  background: #fff;
}

.module-card i {
  width: 42px;
  height: 42px;
  display: inline-grid;
  place-items: center;
  border-radius: 10px;
  background: #eef5ff;
  color: var(--its-blue);
}

.module-card strong {
  color: var(--its-dark);
  font-size: 1.05rem;
}

.module-card span {
  color: #667085;
  font-size: .94rem;
  line-height: 1.42;
}

.module-card:hover,
.module-card:focus {
  border-color: var(--its-blue);
  box-shadow: 0 10px 22px rgba(37, 99, 235, .09);
}

.placeholder-card {
  max-width: 760px;
}

.placeholder-icon {
  display: inline-grid;
  place-items: center;
  width: 64px;
  height: 64px;
  margin-bottom: 16px;
  border-radius: 14px;
  background: rgba(244, 123, 32, .12);
  color: var(--its-orange);
  font-size: 1.6rem;
}

.message-stack {
  display: grid;
  gap: 10px;
  margin-bottom: 16px;
}

.alert {
  display: flex;
  gap: 10px;
  align-items: flex-start;
  border: 1px solid var(--its-border);
  border-radius: 10px;
  padding: 12px 14px;
  background: #fff;
  color: var(--its-text);
}

.alert-success {
  border-color: #b7e2c2;
  background: #f0fdf4;
}

.alert-info {
  border-color: #bfdbfe;
  background: #eff6ff;
}

.alert-warning {
  border-color: #fde68a;
  background: #fffbeb;
}

.alert-error,
.alert-danger {
  border-color: #fecaca;
  background: #fef2f2;
  color: #991b1b;
}

.public-footer {
  flex: 0 0 auto;
  background: #182235;
  border-top: 3px solid var(--its-orange);
}

.public-footer-inner {
  width: min(1180px, calc(100% - 32px));
  min-height: 54px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  gap: 18px;
  color: #d9e1ec;
  font-size: .9rem;
}

.public-footer-inner span {
  min-width: 0;
}

.public-footer-inner span:nth-child(2) {
  text-align: center;
  font-weight: 700;
}

.public-footer-inner span:nth-child(3) {
  text-align: right;
}

.public-footer-inner i {
  margin-right: 7px;
  color: #9cc8ff;
}

.public-footer-inner a {
  color: #9cc8ff;
  font-weight: 800;
  text-decoration: none;
}

.public-footer-inner a:hover,
.public-footer-inner a:focus {
  color: #fff;
}

@media (max-width: 1180px) {
  .module-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

@media (max-width: 920px) {
  .app-shell {
    grid-template-columns: 1fr;
  }

  .app-shell.sidebar-collapsed {
    grid-template-columns: 1fr;
  }

  .app-sidebar {
    position: static;
    height: auto;
    border-right: 0;
    border-bottom: 1px solid var(--its-soft-border);
  }

  .sidebar-nav {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    align-items: start;
  }

  .app-shell.sidebar-collapsed .sidebar-brand a,
  .app-shell.sidebar-collapsed .sidebar-brand span,
  .app-shell.sidebar-collapsed .sidebar-group-title,
  .app-shell.sidebar-collapsed .sidebar-link-label,
  .app-shell.sidebar-collapsed .sidebar-chevron {
    display: inline;
  }

  .app-shell.sidebar-collapsed .sidebar-link,
  .app-shell.sidebar-collapsed .sidebar-group-toggle,
  .app-shell.sidebar-collapsed .sidebar-group-main {
    justify-content: space-between;
  }

  .app-topbar {
    padding-inline: 18px;
  }

  .module-grid,
  .landing-hero,
  .landing-bottom-grid,
  .form-grid,
  .form-grid-compact {
    grid-template-columns: 1fr;
  }

  .public-footer-inner {
    grid-template-columns: 1fr;
    gap: 5px;
    padding: 10px 0;
  }

  .app-footer-inner {
    grid-template-columns: 1fr;
    gap: 5px;
    padding: 10px 18px;
  }

  .public-footer-inner span,
  .public-footer-inner span:nth-child(2),
  .public-footer-inner span:nth-child(3),
  .app-footer-inner span,
  .app-footer-inner span:nth-child(2),
  .app-footer-inner span:nth-child(3) {
    text-align: left;
  }

  .page-heading {
    display: grid;
  }
}

@media (max-width: 640px) {
  .public-header-inner,
  .landing-actions,
  .app-topbar,
  .app-user-summary {
    align-items: flex-start;
  }

  .public-header-inner,
  .app-topbar {
    flex-direction: column;
  }

  .sidebar-nav,
  .module-grid {
    grid-template-columns: 1fr;
  }

  .app-main,
  .app-main-authenticated {
    width: min(100%, calc(100% - 24px));
    padding-inline: 0;
  }

  .module-card {
    min-height: auto;
  }

  .public-landing,
  .login-page {
    width: calc(100% - 24px);
    min-height: auto;
    padding: 18px;
  }

  .landing-separator {
    grid-template-columns: 1fr;
  }

  .landing-separator::before,
  .landing-separator::after {
    display: none;
  }
}

/* Guía UI/CRUD vigente: marco visual único y acciones por fila */
.app-shell-container {
  width: min(100% - 3rem, 1680px);
  margin-left: auto;
  margin-right: auto;
}

.app-topbar {
  padding: 0;
}

.app-topbar-inner {
  min-height: 76px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
}

.app-main-authenticated {
  width: 100%;
  padding: 24px 0;
}

.app-workspace-container {
  display: flex;
  flex: 1 1 auto;
  min-width: 0;
}

.workspace-card {
  width: 100%;
  margin: 16px 0 24px;
  border-radius: 16px;
}

.public-header-inner,
.public-footer-inner,
.app-footer-inner,
.public-landing,
.login-page {
  max-width: 1680px;
}

.public-landing,
.login-page {
  width: min(100% - 3rem, 1680px);
}

.btn-icon {
  width: 36px;
  min-width: 36px;
  height: 36px;
  min-height: 36px;
  padding: 0;
}

.btn-icon i {
  margin: 0;
}

.row-actions {
  align-items: center;
}

@media (max-width: 992px) {
  .app-shell-container,
  .public-landing,
  .login-page {
    width: min(100% - 2rem, 1680px);
  }
}

@media (max-width: 920px) {
  .app-topbar-inner {
    padding-top: 12px;
    padding-bottom: 12px;
  }
}

@media (max-width: 576px) {
  .app-shell-container,
  .public-landing,
  .login-page {
    width: min(100% - 1rem, 1680px);
  }

  .app-main,
  .app-main-authenticated {
    width: 100%;
    padding-inline: 0;
  }

  .workspace-card {
    padding: 16px;
    margin: 12px 0;
  }

  .btn-row,
  .form-actions {
    flex-direction: column;
    align-items: stretch;
  }
}