* {
  box-sizing: border-box;
}
:root {
    --white: #fff;
    --black: #333;
}

body {
    height: 100%;
    background: #f0f0f0;
    margin: 0;
    padding: 0;
    font-family: Arial, sans-serif;
    overflow: hidden;
}

.centrado-menu{
    display: flex;
    height: auto;
    width: 100%;
}



.logo p {
    margin: 0;
    line-height: 0.1;
}

.logo .l1 {
    margin-top: 5px;
    font-size: 23px;
    font-weight: bold;
    color: black;
}

.logo .l2 {
    font-size: 20px;
    color:black;
    margin-bottom: 5px;
}

.menu {
    display: flex;
    width: 100%;
    background: linear-gradient(135deg, #708238, #c0c781);
    padding: 15px 30px;
    justify-content: space-between;
    align-items: center;
    position: fixed;
    top: 0;
    left: 0;
    z-index: 1000;
}


.menu-links {
    list-style: none;
    display: flex;
    gap: 20px;
    flex-wrap: wrap;
}

.menu-links li a {
    color: white;
    text-decoration: none;
    font-weight: bold;
    transition: color 0.3s;
}

.menu-links li a:hover {
    color: #ffd700;
}


.menu-toggle {
    display: none;
    cursor: pointer;
    width: 30px;
    height: 25px;
    position: relative;
    z-index: 1100;
}

.menu-toggle span {
    position: absolute;
    height: 3px;
    width: 100%;
    background:white;
    border-radius: 2px;
    transition: 0.3s ease;
}

.menu-toggle span:nth-child(1) {
    top: 0;
}

.menu-toggle span:nth-child(2) {
    top: 11px;
}

.menu-toggle span:nth-child(3) {
    bottom: 0;
}


.menu-toggle.open span:nth-child(1) {
    transform: rotate(45deg);
    top: 11px;
}

.menu-toggle.open span:nth-child(2) {
    opacity: 0;
}

.menu-toggle.open span:nth-child(3) {
    transform: rotate(-45deg);
    bottom: 11px;
}




.centrado {
    display: flex;
    justify-content: center;
    align-items: flex-start; 
    height: 100vh;
    padding-top: 150px; 
}

.contenedor {
    background: #fff;
    padding: 30px;
    border: 2px solid black;
    border-radius: 12px;
    box-shadow: 0px 0px 20px black;
    width: 100%;
    max-width: 600px;
    margin-top: 0; 
}


.encabezado {
    text-align: center;
    margin-bottom: 20px;
}

table {
  width: 100%;
  border-collapse: collapse;
}

td {
  padding: 10px;
  vertical-align: top;
}

label {
  font-weight: bold;
  display: block;
}

input {
  width: 100%;
  padding: 10px;
  border-radius: 8px;
  border: 1px solid #ccc;
  font-size: 15px;
  box-sizing: border-box;
}


.campo-password {
  position: relative;
}

.campo-password input {
  width: 100%;
  padding-right: 40px; 
}

.campo-password i {
  position: absolute;
  right: 10px;
  top: 50%;
  transform: translateY(-50%);
  cursor: pointer;
  color: #555;
}



form button {
    grid-column: span 2;
    padding: 12px;
    background: #333;
    color: #fff;
    border: none;
    border-radius: 6px;
    font-size: 15px;
    cursor: pointer;
    transition: background 0.3s ease;
}

form button:hover {
    background: #555;
}

p{
    font-weight: bold;
}

.error {
    color: red;
    font-weight: bold;
    text-align: center;
    margin-top: 80px; 
    position: relative; 
    z-index: 2000;      
    margin-bottom:10px;
}


.error.oculto{
    opacity:0;
    visibility: hidden;
    display: none;
}



@media (max-width: 600px) {
  form {
    grid-template-columns: 1fr;
  }



form button:hover {
  background: #555;
}

button {
    cursor: pointer;
    background: var(--black);
    color: var(--white);
    border: none;
    padding: 12px;
    border-radius: 5px;
    font-size: 16px;
    transition: background 0.3s ease;
}

button:hover {
    background: #555;
}

.toggle-link {
    margin-top: 10px;
    font-size: 14px;
    color: #555;
    cursor: pointer;
    user-select: none;
}

.toggle-link span {
    color: var(--black);
    font-weight: bold;
    text-decoration: underline;
}

}

@media (max-width: 768px) {
  .menu-toggle {
    display: block;
  }

  .menu-links {
    flex-direction: column;
    position: absolute;
    top: 46px;
    left: 0;
    right: 0;
    width: 100%;
    background: linear-gradient(to bottom, rgba(0, 0, 0, 1), rgba(1, 6, 53, 0.95));
    display: none;
    text-align: center;
    padding: 20px 0;
  }

  .menu-links.show {
    display: flex;
    animation: fadeIn 0.3s ease-in-out;
  }

    body {
    height: 100%;
    background: #f0f0f0;
    margin: 0;
    padding: 0;
    font-family: Arial, sans-serif;
    overflow: hidden;
  }

  .contenedor {
    margin-left: 20px;
    margin-right: 20px;
    margin-top: 0px;

  }

  table, tr, td {
    display: block;
    width: 100%;
  }

  td {
    padding: 5px 0;
  }

  button {
    width: 100%;
  }


}

@media (max-width: 900px) {
  .menu-toggle {
    display: block;
  }

  .menu-links {
    flex-direction: column;
    position: absolute;
    top: 46px;
    left: 0;
    right: 0;
    width: 100%;
    background: linear-gradient(to bottom, rgba(0, 0, 0, 1), rgba(1, 6, 53, 0.95));
    display: none;
    text-align: center;
    padding: 20px 0;
  }

  .menu-links.show {
    display: flex;
    animation: fadeIn 0.3s ease-in-out;
  }

}

@keyframes fadeIn {
  from {
    opacity: 0;
    transform: translateY(-10px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@media (max-width: 468px) {
  .menu-toggle {
    display: block;
  }

  .menu-links {
    flex-direction: column;
    position: absolute;
    top: 46px;
    left: 0;
    right: 0;
    width: 100%;
    background: linear-gradient(to bottom, rgba(0, 0, 0, 1), rgba(1, 6, 53, 0.95));
    display: none;
    text-align: center;
    padding: 20px 0;
  }

  .menu-links.show {
    display: flex;
    animation: fadeIn 0.3s ease-in-out;
  }

}