:root{
  --vino:#6a0f1a;
  --vino-dark:#4f0b13;
  --gris:#1f2937;
  --soft:#f5f5f5;
  --line:#d1d5db;
  /* Pantone institucional Ecatepec 2025-2027 */
  --inst-vino:#691C32;   /* 7421 C */
  --inst-dorado:#BC955C; /* 465 C  */
  --inst-crema:#ECD798;  /* 7402 C */
  --inst-borde:#D6CFAE;
}

/* ===== Campo lleno: feedback verde ===== */
input.is-filled, select.is-filled, textarea.is-filled{
  border-color:#16a34a !important;
  background-color:#f0fdf4 !important;
  box-shadow:0 0 0 1px rgba(22,163,74,.15);
}

/* ===== Mensaje de campo y estado "no coincide" (correo) ===== */
.field-msg{font-size:13px;font-weight:700;margin-top:4px;min-height:1.1em}
.field-msg.ok{color:#16a34a}
.field-msg.bad{color:#b91c1c}
input.match-bad{
  border-color:#dc2626 !important;
  background-color:#fef2f2 !important;
  box-shadow:0 0 0 1px rgba(220,38,38,.2);
}

/* ===== Header institucional ===== */
.inst-header{
  background:#fff;
  border-bottom:3px solid var(--inst-dorado);
}
.inst-header-row{
  display:flex;
  align-items:center;
  gap:18px;
  padding:12px 0;
}
.inst-escudo{height:64px;width:auto;object-fit:contain}
.inst-logo{height:50px;width:auto;object-fit:contain}
.inst-logo-link{display:inline-flex;align-items:center;line-height:0;text-decoration:none}
.inst-logo-link-right{margin-left:auto}
.inst-header-center{
  flex:1 1 auto;
  text-align:center;
  min-width:0;
}
.inst-title{
  font-size:20px;
  font-weight:800;
  color:var(--inst-vino);
  line-height:1.15;
}
.inst-sub{
  font-size:13px;
  color:#5b5b5b;
  margin-top:2px;
}

/* ===== Footer institucional ===== */
.inst-footer{
  background:var(--inst-vino);
  color:#fff;
  border-top:4px solid var(--inst-dorado);
  margin-top:40px;
}
.inst-footer-row{
  display:flex;
  flex-direction:column;
  align-items:center;
  gap:10px;
  padding:22px 16px 16px;
  font-size:14px;
  line-height:1.5;
  text-align:center;
}
.inst-footer-col{max-width:640px}
.inst-footer-strong{
  font-weight:800;
  color:var(--inst-crema);
  margin-bottom:4px;
}
.inst-footer-contact{text-align:center}
.inst-footer-bottom{
  border-top:1px solid rgba(255,255,255,.18);
  text-align:center;
  font-size:12.5px;
  padding:12px 0;
  color:rgba(255,255,255,.85);
}
@media (max-width:720px){
  .inst-header-row{flex-wrap:wrap;justify-content:center;text-align:center}
  .inst-escudo{height:52px}
  .inst-logo{height:40px}
  .inst-logo-link-right{margin-left:0}
  .inst-header-center{flex-basis:100%;order:3}
  .inst-footer-contact{text-align:center}
}

*{box-sizing:border-box}
body{
  margin:0;
  font-family: Arial, Helvetica, sans-serif;
  color:var(--gris);
  background:#fff;
}

.container{
  width:min(980px, 92vw);
  margin:0 auto;
}

.banner{
  background:#efeeda;
  padding:18px 0 22px;
  border-bottom:1px solid var(--line);
}

.banner-row{
  display:flex;
  align-items:center;
  justify-content:center;
  gap:18px;
}

.banner-inner{position:relative;}

.btn-login{
  position:absolute;
  top:0;
  right:0;
  display:inline-flex;
  align-items:center;
  gap:8px;
  background:var(--vino, #6a0f1a);
  color:#fff;
  text-decoration:none;
  font-weight:700;
  font-size:16px;
  padding:10px 16px;
  border-radius:10px;
  min-height:44px;
  box-shadow:0 1px 3px rgba(0,0,0,.2);
}
.btn-login:hover{background:#4f0b13;}

.banner img{height:52px; object-fit:contain}

.banner h1{
  margin:14px 0 0;
  text-align:center;
  font-size:28px;
  color:#b08d57;
  font-weight:700;
}

.card{
  padding:22px 18px;
}

.center-title{
  text-align:center;
  font-size:28px;
  margin:22px 0 14px;
  font-weight:800;
  letter-spacing:0.5px;
}

.p{
  font-size:18px;
  line-height:1.6;
  text-align:justify;
}

.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  border:none;
  padding:12px 18px;
  border-radius:999px;
  cursor:pointer;
  font-weight:700;
  text-decoration:none;
}

.btn-vino{
  background:var(--vino);
  color:#fff;
}
.btn-vino:hover{ background:var(--vino-dark); }

.btn-dorado{
  background:var(--inst-dorado);
  color:#3b2412;
}
.btn-dorado:hover{ background:#a87f43; color:#fff; }

/* ===== Modal aviso de privacidad ===== */
.modal-overlay{
  position:fixed;
  inset:0;
  background:rgba(0,0,0,.55);
  display:none;
  align-items:center;
  justify-content:center;
  padding:20px;
  z-index:1000;
}
.modal-overlay.abierto{display:flex}
.modal-box{
  background:#fff;
  border-radius:14px;
  border-top:5px solid var(--inst-dorado);
  max-width:720px;
  width:100%;
  max-height:88vh;
  overflow-y:auto;
  padding:24px;
  box-shadow:0 12px 40px rgba(0,0,0,.35);
}

.form-wrap{
  padding:18px 0 30px;
}

.note-required{
  color:#b91c1c;
  font-weight:700;
  margin:12px 0 6px;
}

.section-title{
  background:#4f0b13;
  color:#fff;
  font-weight:800;
  padding:8px 10px;
  margin:14px 0 10px;
}

.grid{
  display:grid;
  grid-template-columns: 220px 1fr;
  gap:10px 14px;
  align-items:center;
}

.grid-3{
  display:grid;
  grid-template-columns: 220px 1fr 140px 1fr;
  gap:10px 14px;
  align-items:center;
}

label{font-size:14px}
/* Etiquetas de campos en .grid en negritas, igual que las de .field-row
   (homogeneizar). El selector '>' evita afectar las opciones de radio. */
.grid > label, .grid-3 > label{ font-weight:700; }
.req{color:#b91c1c; font-weight:800; margin-right:6px}

/* Filas de campos en columnas (nombre/apellidos, datos INE) */
.field-row{ display:grid; gap:12px 16px; margin:0 0 8px; }
.field-row.cols-3{ grid-template-columns: repeat(3, 1fr); }
.field-row.cols-4{ grid-template-columns: repeat(4, 1fr); }
.field-row .field{ display:flex; flex-direction:column; }
.field-row .field > label{ margin-bottom:4px; font-weight:700; }
.field-hint{ font-size:12px; color:#6b7280; margin-top:4px; line-height:1.35; }

/* Ayuda con popover (dónde está cada dato en la credencial) */
.help-wrap{ position:relative; display:inline-block; }
.help-ico{
  display:inline-flex; align-items:center; justify-content:center;
  width:18px; height:18px; margin-left:6px; padding:0; border:none; border-radius:50%;
  background:var(--vino); color:#fff; font-size:12px; font-weight:800;
  line-height:1; cursor:pointer; vertical-align:middle;
}
.help-ico:hover{ background:var(--vino-dark); }
/* El popover es un modal centrado: nunca tapa los campos del formulario */
.help-pop{
  display:none; position:fixed; z-index:1001;
  top:50%; left:50%; transform:translate(-50%,-50%);
  width:360px; max-width:92vw; max-height:88vh; overflow:auto;
  background:#fff; border:1px solid #d1d5db;
  border-radius:12px; box-shadow:0 16px 50px rgba(0,0,0,.35); padding:14px 14px 12px;
}
.help-pop.open{ display:block; }
#help-backdrop{ display:none; position:fixed; inset:0; background:rgba(0,0,0,.5); z-index:1000; }
#help-backdrop.open{ display:block; }
.help-pop img{ width:100%; height:auto; display:block; border-radius:6px; }
.help-pop .help-cap{ font-size:12.5px; color:#374151; margin-top:8px; line-height:1.4; }
.help-pop .help-close{
  position:absolute; top:4px; right:8px; border:none; background:none;
  font-size:18px; line-height:1; cursor:pointer; color:#6b7280;
}
@media(max-width:820px){
  .field-row.cols-3, .field-row.cols-4{ grid-template-columns:1fr 1fr; }
}
@media(max-width:520px){
  .field-row.cols-3, .field-row.cols-4{ grid-template-columns:1fr; }
}

input, select{
  width:100%;
  padding:8px 10px;
  border:1px solid var(--line);
  border-radius:4px;
  font-size:14px;
}

.radio-row{
  display:flex;
  gap:16px;
  align-items:center;
}

.small{
  font-size:13px;
  color:#6b7280;
}

.warn{
  color:#b91c1c;
  font-weight:800;
  text-align:center;
  margin:10px 0;
}

.actions{
  display:flex;
  gap:12px;
  justify-content:center;
  margin-top:16px;
}

.captcha{
  display:flex;
  gap:12px;
  align-items:center;
  justify-content:center;
  margin-top:14px;
}

.alert{
  background:#fff7ed;
  border:1px solid #fed7aa;
  color:#9a3412;
  padding:10px 12px;
  border-radius:8px;
  margin:10px 0;
}

@media (max-width: 820px){
  .grid, .grid-3{
    grid-template-columns: 1fr;
  }
  .banner-row{flex-wrap:wrap}
  .btn-login{
    position:static;
    margin:0 auto 14px;
    width:fit-content;
  }
  .banner-inner{display:flex; flex-direction:column;}
}