:root {
  --primary-color: #2C5282;
  --secondary-color: #718096;
  --background-light: #f7f9fc;
  --background-dark: #2f2f2f;
  --text-light: #2c3e50;
  --text-dark: #ffffff;
  --button-bg: #34495e;
  --button-bg-hover: #718096;
  --button-bg-light: #f39c12;
  --button-bg-dark: #34495e;
  --button-text-light: #ffffff;
  --sub-button-bg: #4A7C84;
  --sub-button-hover-bg: #3E686D;
  --disabled-input-bg-light: #e0e0e0;
  --disabled-input-text-light: #6b6b6b;
  --disabled-input-placeholder-light: #a0a0a0;
}

[data-theme="dark"] {
  --background-light: var(--background-dark);
  --text-light: var(--text-dark);
  --button-bg: var(--secondary-color);
  --button-bg-hover: var(--primary-color);
  --button-bg-light: #555555;
  --button-bg-dark: #ecf0f1;
  --button-text-light: #f7f9fc;
  --disabled-input-bg-dark: #444444;
  --disabled-input-text-dark: #b0b0b0;
  --disabled-input-placeholder-dark: #888888;
}

.container, .main-header, .sub-header, .card, footer {
  max-width: 2000px;
  margin: 0 auto;
  padding: 0 3px;
}

body {
  font-family: 'Roboto', sans-serif;
  background-color: var(--background-light);
  color: var(--text-light);
  transition: background-color 0.5s, color 0.5s;
}

.main-header {
  display: flex;
  justify-content: center;
  align-items: center;
  overflow: hidden;
}

.header-img {
  width: 100%;
  height: auto;
  object-fit: cover;
}

nav {
  background-color: var(--primary-color);
  padding: 10px;
  display: flex;
  justify-content: center;
  align-items: center;
}

nav ul {
  display: flex;
  justify-content: space-between;
  align-items: center;
  list-style-type: none;
  padding: 0;
  margin: 0;
  width: 100%;
}

nav ul li {
  flex-grow: 1;
  text-align: center;
  position: relative;
  margin: 0 5px;
}

nav a {
  text-decoration: none;
  color: var(--button-text-light);
  padding: 12px 25px;
  background-color: var(--button-bg);
  border-radius: 8px;
  box-shadow: 0 4px 8px rgba(0, 0, 0, 0.15);
  transition: background-color 0.3s ease, transform 0.3s ease, box-shadow 0.3s ease;
  font-weight: bold;
  display: block;
}

nav a:hover {
  background-color: var(--button-bg-hover);
  transform: translateY(3px);
  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

nav a:active {
  background-color: #5a6e86;
  transform: translateY(4px);
  box-shadow: 0 1px 2px rgba(0, 0, 0, 0.1);
}

/* Sub-navigation Styling */
nav ul ul {
  display: none;
  position: absolute;
  top: 100%;
  left: 0;
  width: 100%;
  background-color: transparent;
  flex-direction: column;
  box-shadow: 0 4px 8px rgba(0, 0, 0, 0.15);
}

nav ul ul li {
  width: 100%;
}

nav ul ul a {
  padding: 10px 15px;
  color: var(--button-text-light);
  background-color: var(--sub-button-bg);
  display: block;
  border-radius: 5px;
}

nav ul ul a:hover {
  background-color: var(--sub-button-hover-bg);
}

@media (min-width: 769px) {
  nav ul ul {
    display: none;
  }
  nav ul li:hover > ul {
    display: flex;
  }
  .mobile-only {
    display: none;
  }
}

@media (max-width: 768px) {
  .menu-toggle {
    display: flex;
    flex-direction: column;
    cursor: pointer;
    padding: 10px;
    background-color: var(--primary-color);
    border-radius: 5px;
    position: fixed;
    top: 10px;
    left: 10px;
    z-index: 999;
  }

  .menu-toggle .bar {
    height: 3px;
    width: 25px;
    background-color: var(--button-text-light);
    margin: 4px 0;
  }

  nav ul {
    display: none;
    flex-direction: column;
    padding: 10px;
  }

  nav ul.open {
    display: flex;
  }

  nav ul li {
    width: 100%;
    text-align: center;
    margin: 5px 0;
  }

  nav a {
    padding: 10px;
    border-radius: 5px;
  }

  nav ul ul {
    position: static;
    width: 100%;
    display: none;
    padding: 0;
  }

  nav ul ul a {
    background-color: var(--sub-button-bg);
    padding: 8px 15px;
  }

  nav ul li.open ul,
  nav ul li a.active + ul {
    display: flex;
    flex-direction: column;
  }
}

.sub-header {
  text-align: center;
  background-color: #3b74a1;
  color: white;
  padding: 1.5rem;
}

h1, h2 {
  font-weight: 700;
}

h1 {
  font-size: 2.5rem;
}

h2 {
  font-size: 1.75rem;
}

input, button, textarea, select {
  width: 100%;
  padding: 12px;
  margin: 12px 0;
  border-radius: 6px;
  border: 1px solid #ddd;
}

button {
  background-color: var(--primary-color);
  color: white;
  cursor: pointer;
  transition: background-color 0.3s ease, transform 0.3s;
  font-weight: bold;
  border: none;
  width: 100%;
  max-width: 100%;
  padding: 10px 20px;
  margin: 20px auto;
}

button:hover {
  background-color: var(--secondary-color);
  transform: translateY(-2px);
}

button:active {
  transform: translateY(1px);
}

.error-message {
  color: red;
  font-style: italic;
  padding-bottom: 15px;
}

input[disabled], textarea[disabled] {
  background-color: var(--disabled-input-bg-light);
  color: var(--disabled-input-text-light);
}

input[disabled]::placeholder, textarea[disabled]::placeholder {
  color: var(--disabled-input-placeholder-light);
}

[data-theme="dark"] input[disabled], [data-theme="dark"] textarea[disabled] {
  background-color: var(--disabled-input-bg-dark);
  color: var(--disabled-input-text-dark);
}

[data-theme="dark"] input[disabled]::placeholder, [data-theme="dark"] textarea[disabled]::placeholder {
  color: var(--disabled-input-placeholder-dark);
}

.profile-img {
  display: block;
  margin: 0 auto;
  border-radius: 50%;
  height: 125px;
  width: 125px;
  object-fit: cover;
  border: 3px solid var(--secondary-color);
}

.profile-section {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
}

.profile-name {
  font-size: 20px;
  font-weight: bold;
  text-align: center;
}

.card {
  background-color: var(--background-light);
  padding: 1.5rem;
  margin-bottom: 1.5rem;
  border-radius: 10px;
  box-shadow: 0 4px 8px rgba(0, 0, 0, 0.05);
  transition: background-color 0.5s ease, color 0.5s ease;
}

[data-theme="dark"] .card {
  background-color: #333333;
  color: var(--text-dark);
  border: 1px solid var(--primary-color);
  box-shadow: 0 8px 16px rgba(0, 0, 0, 0.5);
}

.user-card {
  display: flex;
  align-items: flex-start;
  padding: 15px;
  background-color: white;
  border-radius: 10px;
  box-shadow: 0 4px 8px rgba(0, 0, 0, 0.05);
  margin-bottom: 1.5rem;
}

.user-image-wrapper {
  float: left;
  padding-right: 15px;
  width: 20%;
}

.user-info {
  flex-grow: 1;
  padding-top: 1%;
}

.user-name {
  font-size: 22px;
  font-weight: bold;
}

[data-theme="dark"] .user-card {
  background-color: #444444;
  color: var(--text-dark);
}

/* Footer Styling */
footer {
  display: flex;
  justify-content: center;
  align-items: center;
  padding: 2rem;
  background-color: var(--primary-color);
  color: white;
  margin-top: 2rem;
}

.footer-text {
  flex-grow: 1;
  text-align: center;
}

.switch-container {
  margin-left: auto;
}

/* Toggle Switch Styles */
.switch {
  position: relative;
  display: inline-block;
  width: 80px;
  height: 40px;
  background-color: #ccc;
  border-radius: 34px;
  box-shadow: inset 0 0 10px rgba(0, 0, 0, 0.1);
  transition: background-color 0.3s;
}

.switch input {
  opacity: 0;
  width: 0;
  height: 0;
}

.slider {
  position: absolute;
  cursor: pointer;
  top: 4px;
  left: 4px;
  height: 32px;
  width: 32px;
  background-color: var(--button-bg-light);
  border-radius: 50%;
  transition: transform 0.4s, background-color 0.4s, box-shadow 0.4s;
  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.2);
}

.switch:before,
.switch:after {
  content: '';
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  font-size: 22px;
  line-height: 1;
}

.switch:before {
  left: 12px;
  content: '\2600';
  color: #f39c12;
}

.switch:after {
  right: 12px;
  content: '\263E';
  color: #34495e;
}

input:checked + .slider {
  transform: translateX(40px);
  background-color: var(--button-bg-dark);
}

input:checked + .switch {
  background-color: var(--background-dark);
}

.slider.round {
  border-radius: 50%;
}

.checkbox-container {
  display: flex;
  align-items: center;
  margin-bottom: 10px;
}

.checkbox-container input[type="checkbox"] {
  width: 18px;
  height: 18px;
}

.checkbox-container label {
  margin-left: 10px;
  font-size: 16px;
  line-height: 18px;
  min-width: 100%;
  width: 100%;
}

fieldset {
  border: 1px solid #ccc;
  padding: 10px;
  border-radius: 5px;
}

.dashboard-item {
  display: flex;
  justify-content: flex-start;
  padding: 5px 0;
}

.dashboard-label {
  width: 115px; /* Adjust width to fit labels comfortably */
  font-weight: bold;
  text-align: left;
}

.dashboard-value {
  margin-left: 10px; /* Reduce the gap between label and value */
  text-align: left; /* Align numbers closer to the label */
}

/* Form Container Styles */
#form-container .collapsible {
  background-color: var(--button-bg);
  color: var(--button-text-light);
  cursor: pointer;
  padding: 10px;
  border: none;
  text-align: left;
  outline: none;
  font-size: 18px;
  width: 100%;
  border-radius: 5px;
  transition: background-color 0.3s ease, color 0.3s ease, transform 0.3s;
}

#form-container .collapsible:after {
  content: '\002B';
  color: var(--button-text-light);
  font-weight: bold;
  float: right;
}

#form-container .active:after {
  content: '\2212';
  color: var(--button-text-light);
}

#form-container .collapsible:hover {
  background-color: var(--button-bg-hover);
  transform: translateY(-2px);
}

#form-container .collapse-content {
  display: none;
  padding: 15px;
  border: 1px solid var(--secondary-color);
  margin-top: 5px;
  background-color: var(--background-light);
  color: var(--text-light);
  border-radius: 5px;
}

#form-container input,
#form-container select,
#form-container textarea {
  width: 100%;
  padding: 12px;
  margin: 12px 0;
  border-radius: 6px;
  border: 1px solid #ddd;
  box-sizing: border-box; /* Ensure consistent box model */
  display: block; /* Ensures block display for alignment */
}

#form-container input:required,
#form-container select:required,
#form-container textarea:required {
  border-color: var(--primary-color);
}

#form-container input:required::placeholder,
#form-container select:required::placeholder,
#form-container textarea:required::placeholder {
  color: var(--secondary-color);
  font-style: italic;
}

#form-container input:required:invalid,
#form-container select:required:invalid,
#form-container textarea:required:invalid {
  border: 2px solid red;
}

/* Dark Mode Adjustments */
[data-theme="dark"] #form-container input:required:invalid,
[data-theme="dark"] #form-container select:required:invalid,
[data-theme="dark"] #form-container textarea:required:invalid {
  border: 2px solid #FF4081; /* Bright magenta for better contrast */
}

.info-columns {
  display: flex;
  justify-content: space-between;
  gap: 20px;
  flex-wrap: wrap;
}

.column {
  flex: 1;
  min-width: 280px;
  padding: 15px;
  border: 1px solid var(--secondary-color);
  background-color: var(--background-light);
  color: var(--text-light);
  border-radius: 5px;
  box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
  transition: background-color 0.3s ease, color 0.3s ease;
}

[data-theme="dark"] .column {
  background-color: var(--background-dark);
  color: var(--text-dark);
  border: 1px solid var(--primary-color);
}

.image-container {
  display: flex;
  justify-content: space-around;
  padding: 20px 0;
}

.image-frame {
  width: 30%;
  padding: 10px;
  background-color: var(--background-light);
  border: 2px solid var(--secondary-color);
  border-radius: 10px;
  box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
  position: relative; /* Added for button overlay */
  overflow: hidden;
}

.image-frame img {
  width: 100%;
  height: auto;
  border-radius: 8px;
}

.cta-button {
  position: absolute;
  bottom: 10px; /* Position button at bottom of image frame */
  left: 50%;
  transform: translateX(-50%);
  padding: 10px 20px;
  background-color: var(--primary-color);
  color: var(--button-text-light);
  border: none;
  border-radius: 6px;
  font-size: 14px;
  font-weight: bold;
  cursor: pointer;
  opacity: 0.9;
  transition: opacity 0.3s, transform 0.3s;
  z-index: 1;
  text-align: center;
}

.cta-button:hover {
  opacity: 1;
  transform: translate(-50%, -5px);
}

[data-theme="dark"] .image-frame {
  background-color: var(--background-dark);
  border-color: var(--primary-color);
  box-shadow: 0 4px 8px rgba(0, 0, 0, 0.5);
}

@media (max-width: 768px) {
  .image-container {
    flex-direction: column;
    align-items: center;
  }
  
  .image-frame {
    width: 80%;
    margin-bottom: 20px;
  }
}