:root {
  --color-principal: #005f99;
  --color-secundario: #ff6600;
  --color-fondo: #f0f4f8;
  --color-texto: #333;
  --color-blanco: #fff;
  --color-hover: #004070;
  --color-empresarial: #026802;
  --barra-ancho: 250px;
  --transicion: 0.3s ease;
}

* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body {
  font-family: "Segoe UI", Tahoma, Geneva, Verdana, sans-serif;
  background-color: var(--color-fondo);
  color: var(--color-texto);
  display: flex;
  flex-direction: column;
  min-height: 100vh;
  overflow-x: hidden;
  padding-top: 70px;
}

/* ===== HEADER CENTRADO ===== */
header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  background-color: var(--color-principal);
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  padding: 10px 15px;
  z-index: 1000;
  height: 70px;
}

.logo-container {
  display: flex;
  justify-content: center;
  align-items: center;
  grid-column: 2;
}

.logo {
  text-align: center;
}

.logo img {
  height: 45px;
  width: auto;
  object-fit: contain;
}

.menu-toggle {
  color: var(--color-fondo);
  font-size: 2.2rem;
  justify-self: start;
  cursor: pointer;
  display: flex;
  align-items: center;
}

.user-menu {
  justify-self: end;
  position: relative;
}

.user-icon {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 1.8rem;
  color: var(--color-fondo);
  cursor: pointer;
  flex-direction: column;
}

.user-icon span {
  white-space: nowrap;
  font-size: clamp(0.9rem, 1.2vw, 1rem);
}

.user-menu-opc {
  position: absolute;
  top: 100%;
  right: 0;
  background: var(--color-blanco);
  border: 1px solid #ddd;
  border-radius: 8px;
  display: none;
  flex-direction: column;
  box-shadow: 0 4px 10px rgba(0, 0, 0, 0.1);
  font-size: medium;
  z-index: 1001;
  min-width: 150px;
}

.user-menu-opc.show {
  display: flex;
}

.user-menu-opc a {
  padding: 10px 15px;
  text-decoration: none;
  color: var(--color-texto);
  transition: background 0.2s;
  white-space: nowrap;
}

.user-menu-opc a:hover {
  background: #f3f3f3;
}

/* ===== SIDEBAR ===== */
.sidebar {
  position: fixed;
  top: 70px;
  left: -250px;
  width: var(--barra-ancho);
  height: calc(100% - 70px);
  background-color: var(--color-principal);
  transition: var(--transicion);
  z-index: 999;
  display: flex;
  flex-direction: column;
  overflow-y: auto;
}

.sidebar.active {
  left: 0;
}

.sidebar a {
  color: var(--color-blanco);
  padding: 15px 20px;
  text-decoration: none;
  display: flex;
  align-items: center;
  gap: 10px;
  transition: background 0.2s;
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.sidebar a:hover {
  background: var(--color-hover);
}

.sidebar a.active {
  background: var(--color-secundario);
}

/* ===== FOTOS DE PERFIL ===== */
.foto-perfil-header {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  object-fit: cover;
  border: 2px solid var(--color-blanco);
}

.foto-perfil-card {
  width: 140px;
  height: 140px;
  border-radius: 50%;
  object-fit: cover;
  border: 3px solid #ccc;
  margin-bottom: 10px;
  transition: transform 0.3s ease;
}

.foto-perfil-card:hover {
  transform: scale(1.05);
}

.foto-placeholder {
  font-size: 120px;
  color: #ccc;
}

/* ===== FOOTER ===== */
footer {
  margin-top: auto;
}

.footer {
  background: var(--color-principal);
  color: var(--color-fondo);
  padding: 40px 20px;
  font-family: Arial, sans-serif;
}

.footer-container {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 30px;
  max-width: 1200px;
  margin: 0 auto;
  text-align: center;
}

.footer-section h2,
.footer-section h3 {
  color: var(--color-secundario);
  margin-bottom: 15px;
  display: flex;
  gap: 8px;
  justify-content: center;
  align-items: center;
}

.footer-logo-img {
  height: 25px;
  width: auto;
}

.footer-section a {
  color: var(--color-fondo);
  text-decoration: none;
  transition: color 0.3s ease;
}

.footer-section a:hover {
  color: var(--color-secundario);
}

.footer-description {
  font-size: 14px;
  line-height: 1.5;
}

.footer-bottom {
  text-align: center;
  margin-top: 30px;
  border-top: 1px solid rgba(255, 255, 255, 0.3);
  padding-top: 15px;
  font-size: 14px;
  color: #ddd;
}

.footer-section {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
}

/* ===== MODAL ===== */
.modal-content {
  border-radius: 12px;
  overflow: hidden;
  border: none;
  box-shadow: 0 8px 20px rgba(0, 0, 0, 0.2);
}

.modal-header {
  background-color: #005f99;
  color: #fff;
  border-bottom: none;
  padding: 1rem 1.5rem;
}

.modal-header .btn-close {
  filter: invert(1);
}

.modal-body {
  padding: 1.5rem;
}

/* ============================= */
/*      MEDIA QUERY ≤ 992px      */
/* ============================= */
@media (max-width: 992px) {
  body {
    padding-top: 60px;
  }

  header {
    height: 60px;
    padding: 8px 12px;
  }

  .logo img {
    height: 40px;
  }

  .menu-toggle {
    font-size: 2rem;
  }

  .user-icon {
    font-size: 1.6rem;
    flex-direction: row;
    gap: 0.3rem;
  }

  .user-icon span {
    font-size: clamp(0.85rem, 1.1vw, 0.95rem);
  }

  .sidebar {
    top: 60px;
    height: calc(100% - 60px);
    width: 220px;
  }

  .footer-container {
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
  }

  .footer-description {
    font-size: 13px;
  }

  .footer-bottom {
    font-size: 13px;
  }
}

/* ============================= */
/*      MEDIA QUERY ≤ 600px      */
/* ============================= */
@media (max-width: 600px) {
  body {
    padding-top: 55px;
  }

  header {
    height: 55px;
    padding: 6px 10px;
    grid-template-columns: auto auto auto;
  }

  .logo img {
    height: 35px;
  }

  .menu-toggle {
    font-size: 1.8rem;
  }

  .user-icon {
    font-size: 1.4rem;
    flex-direction: column;
    gap: 0.2rem;
  }

  .user-icon span {
    font-size: clamp(0.8rem, 2.5vw, 0.9rem);
    text-align: center;
  }

  .user-menu-opc {
    min-width: 130px;
  }

  .user-menu-opc a {
    padding: 8px 12px;
    font-size: 0.9rem;
  }

  .sidebar {
    top: 55px;
    height: calc(100% - 55px);
    width: 200px;
  }

  .sidebar a {
    font-size: 0.9rem;
    padding: 12px 15px;
  }

  .footer-container {
    grid-template-columns: 1fr;
    gap: 15px;
  }

  .footer-description {
    font-size: 12px;
  }

  .footer-bottom {
    font-size: 12px;
  }

  .modal-body {
    padding: 1rem;
  }

  .modal-header {
    padding: 0.8rem 1rem;
  }

  .foto-perfil-header {
    width: 35px;
    height: 35px;
  }
}

/* ============================= */
/*      MEDIA QUERY ≤ 400px      */
/* ============================= */
@media (max-width: 400px) {
  header {
    padding: 5px 8px;
  }

  .logo img {
    height: 30px;
  }

  .menu-toggle {
    font-size: 1.6rem;
  }

  .user-icon {
    font-size: 1.2rem;
  }

  .user-icon span {
    display: none; /* Ocultar texto en móviles muy pequeños */
  }

  .user-menu-opc {
    right: -10px;
  }
}