:root {
    /* Light Mode Colors */
    --primary-bg: #f4f4f4;
    --secondary-bg: #fff;
    --text-color: #333;
    --header-bg: #333;
    --header-text: #fff;
    --link-color: #007bff;
    --border-color: #ddd;
    --hover-shadow: rgba(0,0,0,0.08);
    --skills-category-title: #555;
    --cta-bg: #007bff;
    --cta-text: #fff;
    --cta-hover-bg: #0056b3;
    --button-hover-bg: #555;
    --header-height: 83px;
    --date-color: #777;
    --terminal-bg: #0d0d0d;
    --terminal-text: #00ff41;
    --terminal-cursor: #00ff41;
}

body.dark-mode {
    /* Dark Mode Colors */
    --primary-bg: #1a1a1a;
    --secondary-bg: #2a2a2a;
    --text-color: #e0e0e0;
    --header-bg: #000;
    --header-text: #fff;
    --link-color: #8ab4f8;
    --border-color: #444;
    --hover-shadow: rgba(255,255,255,0.08);
    --skills-category-title: #bbb;
    --cta-bg: #8ab4f8;
    --cta-text: #1a1a1a;
    --cta-hover-bg: #a8c7fa;
    --button-hover-bg: #333;
    --date-color: #999;
    /* Terminal colors can remain the same for a consistent terminal look */
    --terminal-bg: #0d0d0d;
    --terminal-text: #00ff41;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif, "Apple Color Emoji", "Segoe UI Emoji", "Segoe UI Symbol";
    line-height: 1.6;
    margin: 0;
    padding: 0;
    background-color: var(--primary-bg);
    color: var(--text-color);
    transition: background-color 0.3s ease, color 0.3s ease; /* Smooth transition for theme change */
}

.container {
    max-width: 960px;
    margin: 0 auto;
    padding: 20px;
    position: relative; /* For positioning the toggle button if needed */
}

header {
    background: var(--header-bg);
    color: var(--header-text);
    padding: 10px 0;
    position: sticky; /* Make header sticky */
    top: 0; /* Stick to the top */
    z-index: 1001;
}

nav {
    display: flex;
    justify-content: space-between; /* Distribute items to ends */
    align-items: center;
}

nav ul {
    padding: 0;
    list-style: none;
    margin: 0; /* Remove default margin */
    flex-grow: 1; /* Allow ul to take available space */
    text-align: center; /* Keep nav items centered */
}

nav ul li {
    display: inline;
    margin: 0 10px;
}

nav a {
    color: var(--header-text);
    text-decoration: none;
    transition: color 0.3s ease;
}

#hero {
    background: var(--secondary-bg);
    padding: 50px 0;
    text-align: center;
    transition: background-color 0.3s ease;
}

.profile-picture {
    width: 150px;
    height: 150px;
    border-radius: 50%;
    object-fit: cover;
    margin-bottom: 20px;
}

h1, h2 {
    margin-bottom: 20px;
}

.cta-button {
  display: inline-block;
  margin-top: 20px;
  padding: 12px 25px;
  background-color: var(--cta-bg);
  color: var(--cta-text);
  text-decoration: none;
  font-weight: bold;
  border-radius: 5px;
  transition: background-color 0.3s ease, transform 0.2s ease;
}

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

section {
    padding: 40px 0;
    background: var(--secondary-bg);
    margin-bottom: 20px;
    transition: background-color 0.3s ease;
}

.experience-item, .education-item {
    margin-bottom: 30px;
    padding: 20px;
    border: 1px solid var(--border-color);
    transition: transform 0.3s ease-in-out, box-shadow 0.3s ease-in-out;
    background-color: var(--secondary-bg); /* Ensure item background also changes */
}

.experience-item:hover, .education-item:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 20px var(--hover-shadow);
}

.date {
    font-style: italic;
    color: var(--date-color);
}

.nav-buttons {
    display: flex;
    align-items: center;
    gap: 5px; /* Space between buttons */
}

/* Dark Mode Toggle Button Styling */
.view-toggle-button, #darkModeToggle {
    background: none;
    border: none;
    font-size: 1.1em; /* Slightly smaller for more buttons */
    cursor: pointer;
    color: var(--header-text); /* Use header text color */
    padding: 5px 10px;
    border-radius: 5px;
    transition: background-color 0.3s ease, color 0.3s ease;
}

#viewModeButton {
    font-family: "Courier New", Courier, monospace;
    font-weight: bold;
}

footer {
    text-align: center;
    background: var(--header-bg); /* Use header background for consistency */
    color: var(--header-text); /* Use header text for consistency */
    transition: background-color 0.3s ease, color 0.3s ease;
}

.company-name {
    font-weight: bold;
    margin-bottom: 5px; /* Adjust as needed */
}

.experience-item ul {
    list-style-type: disc; /* Or 'circle', 'square', etc. */
    padding-left: 20px; /* Indent the bullet points */
    margin-top: 10px;
}

.experience-item ul li {
    margin-bottom: 5px; /* Space between bullet points */
}

.skills-category {
    margin-bottom: 20px;
}

.skills-category h4 {
    margin-bottom: 10px;
    color: var(--skills-category-title); /* Use variable */
}

.fade-in {
  opacity: 0;
  transform: translateY(20px); /* Start slightly lower */
  transition: opacity 0.6s ease-out, transform 0.6s ease-out; /* Animate both properties */
}

.fade-in.in-view {
  opacity: 1;
  transform: translateY(0); /* Move to original position */
}

/* Back to Top Button */
#backToTopBtn {
  position: fixed;
  bottom: 20px;
  right: 30px;
  z-index: 99;
  border: none;
  outline: none;
  background-color: var(--header-bg);
  color: var(--header-text);
  cursor: pointer;
  border-radius: 50%;
  font-size: 24px;
  width: 50px;
  height: 50px;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.4s ease, visibility 0.4s ease, background-color 0.3s ease;
}

#backToTopBtn.visible {
  opacity: 1;
  visibility: visible;
}

#backToTopBtn:hover {
  background-color: var(--button-hover-bg);
}

/* General styling for view containers */
.view-container {
  display: none; /* Hidden by default */
  position: fixed;
  top: var(--header-height); /* Start below the header */
  left: 0;
  width: 100%;
  height: calc(100% - var(--header-height)); /* Adjust height to fill remaining space */
  padding: 20px;
  box-sizing: border-box;
  overflow-y: auto;
  z-index: 1000; /* Below the header */
}

/* Specific styling for each view container */
#terminal-view {
  background-color: var(--terminal-bg);
  color: var(--terminal-text);
  font-family: "Courier New", Courier, monospace;
}

#markdown-view,
#json-view,
#txt-view {
  background-color: var(--primary-bg);
  color: var(--text-color);
  font-family: "Fira Code", "Courier New", Courier, monospace; /* Good for code */
}

#json-view pre {
  padding: 15px;
  border-radius: 5px;
  tab-size: 2; /* For JSON indentation */
  white-space: pre-wrap;
}

/* Show active view container */
body.terminal-view-active #terminal-view,
body.markdown-view-active #markdown-view,
body.json-view-active #json-view,
body.txt-view-active #txt-view {
  display: block;
}

#terminal-output {
  margin: 0;
  white-space: pre-wrap; /* Wrap long lines but preserve whitespace */
  word-wrap: break-word;
}

.typing-cursor::after {
  content: "█";
  color: var(--terminal-cursor);
  animation: blink 1s step-end infinite;
}

@keyframes blink {
  50% {
    opacity: 0;
  }
}

/* Hide main content when any special view is active */
body.terminal-view-active section,
body.markdown-view-active section,
body.json-view-active section,
body.txt-view-active section,
body.terminal-view-active footer,
body.markdown-view-active footer,
body.json-view-active footer,
body.txt-view-active footer,
body.terminal-view-active #backToTopBtn,
body.markdown-view-active #backToTopBtn,
body.json-view-active #backToTopBtn,
body.txt-view-active #backToTopBtn {
  display: none;
}

/* Header styling when any special view is active */
body.terminal-view-active header,
body.markdown-view-active header,
body.json-view-active header,
body.txt-view-active header {
  background: var(--terminal-bg);
  border-bottom: 1px solid var(--terminal-text);
  color: var(--terminal-text);
}

/* Hide nav ul and dark mode toggle when any special view is active */
body.terminal-view-active nav ul,
body.markdown-view-active nav ul,
body.json-view-active nav ul,
body.txt-view-active nav ul,
body.terminal-view-active #darkModeToggle,
body.markdown-view-active #darkModeToggle,
body.json-view-active #darkModeToggle,
body.txt-view-active #darkModeToggle {
  display: none;
}

/* Center nav buttons when any special view is active */
body.terminal-view-active .nav-buttons,
body.markdown-view-active .nav-buttons,
body.json-view-active .nav-buttons,
body.txt-view-active .nav-buttons {
  position: static; /* Override absolute positioning to center the button */
  width: 100%;
  justify-content: center;
}

/* Dropdown Styles */
.dropdown {
  position: relative;
  display: inline-block;
}

.dropdown-menu {
  display: none; /* Hidden by default */
  position: absolute;
  background-color: var(--secondary-bg);
  min-width: 120px;
  box-shadow: 0px 8px 16px 0px rgba(0,0,0,0.2);
  z-index: 1002; /* Above header content */
  right: 0; /* Align to the right of the button */
  border-radius: 5px;
  border: 1px solid var(--border-color);
  overflow: hidden; /* Ensures border-radius is respected by children */
}

.dropdown-menu.show {
  display: block; /* Show the dropdown */
}

.dropdown-item {
  color: var(--text-color);
  padding: 10px 15px;
  text-decoration: none;
  display: block;
  text-align: left;
  transition: background-color 0.2s ease;
}

.dropdown-item:hover {
  background-color: var(--primary-bg);
}

/* Add a small arrow to the dropdown toggle button */
#viewModeButton::after {
  content: ' ▼';
  font-size: 0.7em;
  vertical-align: middle;
  display: inline-block;
  margin-left: 5px;
}