/* =====================================================
   eQuis ERP - LOGIN & RECOVERY (ESTILO CORPORATIVO)
   ===================================================== */

:root {
  --navy: #1a3a5c;
  --navy-light: #2c5282;
  --bg-gradient: linear-gradient(135deg, #f8fafc 0%, #e2e8f0 100%);
  --white: #ffffff;
  --text: #1e293b;
  --text-muted: #64748b;
  --accent: #3b82f6;
  --border: #e2e8f0;
  --shadow: 0 10px 25px rgba(0, 0, 0, 0.05), 0 5px 10px rgba(0, 0, 0, 0.03);
}

body.login {
  background: var(--bg-gradient);
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: 'Inter', -apple-system, sans-serif;
  margin: 0;
  padding: 20px;
}

/* El antiguo header ahora es invisible o se puede quitar del PHP */
.cabecera {
  display: none !important;
}

.login-container {
  width: 100%;
  max-width: 420px;
}

.login-card .card {
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: 20px;
  box-shadow: var(--shadow);
  overflow: hidden;
}

.formulario-login {
  padding: 40px 35px;
}

/* Logo refinado */
.escudo-login {
  height: 120px;
  /* Reducimos un poco para que no sea tan invasivo */
  width: auto;
  display: block;
  margin: 0 auto 25px auto;
  filter: drop-shadow(0 4px 6px rgba(0, 0, 0, 0.05));
  transition: transform 0.3s ease;
}

.escudo-login:hover {
  transform: scale(1.05);
}

.titulo-principal {
  font-size: 1.5rem;
  font-weight: 800;
  color: var(--navy);
  margin-bottom: 8px;
  letter-spacing: -0.5px;
}

.subtitulo {
  font-size: 0.95rem;
  color: var(--text-muted);
  margin-bottom: 30px;
}

/* Estilo de los campos */
.formulario-login .form-control {
  padding: 12px 16px;
  border-radius: 12px;
  border: 1px solid var(--border);
  background-color: #fcfcfc;
  font-size: 1rem;
  transition: all 0.2s ease;
}

.formulario-login .form-control:focus {
  border-color: var(--navy);
  background-color: #fff;
  box-shadow: 0 0 0 4px rgba(26, 58, 92, 0.1);
  outline: none;
}

/* Opciones extras */
.opciones {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin: 20px 0;
  font-size: 0.85rem;
}

.opciones label {
  color: var(--text-muted);
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: 8px;
}

.recuperar {
  color: var(--accent);
  text-decoration: none;
  font-weight: 600;
  transition: color 0.2s;
}

.recuperar:hover {
  color: var(--navy);
  text-decoration: underline;
}

/* Botones principales */
.btn-primary {
  background: var(--navy);
  border: none;
  padding: 14px;
  border-radius: 12px;
  font-size: 1rem;
  font-weight: 700;
  transition: var(--transition);
  box-shadow: 0 4px 12px rgba(26, 58, 92, 0.2);
}

.btn-primary:hover {
  background: var(--navy-light);
  transform: translateY(-2px);
  box-shadow: 0 8px 20px rgba(26, 58, 92, 0.3);
}

.btn-primary:active {
  transform: translateY(0);
}

/* Mensajes de error/éxito */
.mensaje-login {
  padding: 12px;
  border-radius: 10px;
  font-size: 0.9rem;
  margin-bottom: 20px;
  text-align: left;
}

.mensaje-login.error {
  background: #fef2f2;
  color: #991b1b;
  border: 1px solid #fee2e2;
}

.mensaje-login.exito {
  background: #f0fdf4;
  color: #166534;
  border: 1px solid #dcfce7;
}

/* Ajuste específico para el link volver */
.link-volver {
  display: inline-block;
  margin-top: 25px;
  color: var(--text-muted);
  text-decoration: none;
  font-size: 0.9rem;
  font-weight: 500;
  transition: color 0.2s;
}

.link-volver:hover {
  color: var(--navy);
}

/* Spinner animado */
.spinner-border-sm {
  width: 1rem;
  height: 1rem;
  border-width: 0.2em;
}