:root {
  --color-blue: #051CFF;
  --color-blue-hover: #5e6dfc;
  --color-white: #ffffff;
  --color-red: #d20404;
  --color-black: #000000;
  --color-grey: #727272;
  --color-dark-grey: #474747;
  --font-family: Arial, Helvetica, sans-serif;
}

html, body, h1, h2, h3, p, form, input, button, select, textarea {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

body {
  font-family: var(--font-family);
  background-color: var(--color-white);
  color: var(--color-black);
  line-height: 1.5;
  width: 100%;
  height: 100%;
  display: flex;
  flex-direction: column;
  flex-wrap: nowrap;
  font-size: 1rem;
}

main {
  flex: 1;
  overflow: auto;
  min-height: 50vh;
  margin-bottom: 50px;
}

header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  background: var(--color-blue);
  color: var(--color-white);
  padding: 0.625rem 1.25rem;
  text-align: center;
  flex-shrink: 0;
}

footer {
  background-color: var(--color-blue);
  color: var(--color-white);
  padding: 1rem;
  text-align: center;
  position: fixed;
  bottom: 0;
  width: 100%;
  height: 50px;
  flex-shrink: 0;
}

h1 {
  font-size: 2.5rem;
  margin-bottom: 0.5rem;
}

h2 {
  font-size: 2rem;
  margin-bottom: 0.5rem;
}

h3 {
  font-size: 1.5rem;
  margin-bottom: 0.5rem;
}

section {
  padding: 1rem 2rem;
  margin: 1rem auto;
  width: 90%;
  max-width: 1200px;
  border: 1px solid var(--color-grey);
  border-radius: 8px;
  background-color: var(--color-white);
  box-shadow: 0 2px 5px rgba(0,0,0,0.1);
}

form label {
  display: block;
  margin-bottom: 0.5rem;
  font-weight: bold;
}

form input[type="text"],
form input[type="tel"],
form input[type="email"],
form select,
form textarea,
input[type="date"] {
  width: 100%;
  padding: 0.75rem;
  margin-top: 0.25rem;
  margin-bottom: 0.75rem;
  border: 1px solid var(--color-grey);
  border-radius: 4px;
  font-size: 1rem;
  font-family: inherit;
  background: var(--color-white);
  color: var(--color-black);
}

textarea {
  min-height: 120px;
  width: 100%;
  resize: vertical;
  display: block;
}

button {
  background-color: var(--color-blue);
  color: var(--color-white);
  padding: 0.75rem 1.5rem;
  border: none;
  border-radius: 4px;
  cursor: pointer;
  font-weight: bold;
  font-size: 1rem;
}

button:hover {
  background-color: var(--color-blue-hover);
}

button:disabled {
  background-color: var(--color-grey);
  cursor: not-allowed;
}

#adminCheckinList div {
  padding: 0.25rem 0;
  border-bottom: 1px solid var(--color-grey);
}

input[type="checkbox"] {
  margin-right: 0.5rem;
}

p {
  margin-bottom: 1rem;
}

small {
  display: block;
  margin-bottom: 0.5rem;
  color: var(--color-dark-grey);
}

nav {
  display: flex;
  gap: 16px;
  background: var(--color-blue);
  padding: 10px;
  border-radius: 6px;
  margin-bottom: 20px;
}

nav button {
  color: var(--color-white);
  background: none;
  border: none;
  font-weight: 500;
  padding: 4px 8px;
  cursor: pointer;
  font-size: 1rem;
}

nav button:hover {
  color: var(--color-blue);
}

.menu-icon {
  cursor: pointer;
  display: inline-block;
  padding: 10px;
}

#menu-toggle:hover{
  background-color: var(--color-blue-hover);
}

#userMenu {
  display: none;
  position: absolute;
  right: 10px;
  top: 80px;
  background: var(--color-blue);
  border-radius: 6px;
  overflow: hidden;
  flex-direction: column;
  min-width: 160px;
  z-index: 1000;
}

#userMenu.show {
  display: flex;
}

#userMenu a {
  display: block;
  padding: 12px 20px;
  text-align: left;
  text-decoration: none;
  color: var(--color-white);
}

#userMenu a:hover {
  background-color: var(--color-blue-hover);
}

#logo {
  width: 80px;
  height: 80px;
  display: block;
  margin-right: 15px;
}


#message {
  display: flex;
  justify-content: center;
  align-items: center;
  background-color: var(--color-red);
  color: var(--color-white);
  padding-top: 10px;
  padding-bottom: 0px;
  min-height: 48px;
  width: 100%;
  position: sticky;
  top: 0;
  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.2);
}

#messageContent {
  font-size: 16px;
  text-align: center;
  max-width: 90%;
  word-break: break-word;
}

.hidden {
  display: none!important;
}
/* Mobile Adjustments */
@media (max-width: 768px) {
  body {
    font-size: 0.875rem;
  }

  h1 {
    font-size: 2rem;
  }

  h2 {
    font-size: 1.75rem;
  }

  h3 {
    font-size: 1.25rem;
  }

  header, footer {
    padding: 0.5rem;
  }

  footer {
    height: 40px;
  }

  section {
    padding: 0.5rem 1rem;
  }

  form input[type="text"],
  form input[type="tel"],
  form input[type="email"],
  form select,
  form textarea,
  input[type="date"] {
    padding: 0.75rem;
    font-size: 0.9375rem;
  }

  button {
    padding: 0.75rem 1.5rem;
    font-size: 0.9375rem;
  }

  nav {
    flex-direction: column;
    gap: 8px;
    padding: 8px;
  }

  nav button {
    padding: 8px;
    font-size: 0.875rem;
  }

  #logo {
    width: 60px;
    height: 60px;
  }

  #userMenu {
    right: 5px;
    top: 60px;
    min-width: 100px;
  }

  #userMenu a {
    padding: 10px 15px;
    font-size: 0.875rem;
  }
}