/* === Global Styles === */
/* Center header items and align profile picture */
.header-container {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 15px; /* space between picture and title */
  width: 100%;
}

.profile-pic {
  width: 50px;
  height: 50px;
  border-radius: 50%;
  object-fit: cover;
  border: 2px solid #fff;
}

/* Optional: reduce space above and below the header for better balance */

body {
  margin: 0;
  font-family: "Segoe UI", sans-serif;
  background-color: #f9f9f9;
  color: #222;
  line-height: 1.6;
}

a {
  text-decoration: none;
  color: inherit;
}

/* === Topbar === */
.topbar {
  background: linear-gradient(to right, #00b4db, #0083b0);
  color: white;
  padding: 1rem 2rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.mode-toggle {
  background: rgba(255, 255, 255, 0.2);
  color: white;
  border: none;
  padding: 0.4rem 1rem;
  border-radius: 5px;
  cursor: pointer;
  font-size: 1.2rem;
}

.mode-toggle:hover {
  background: rgba(255, 255, 255, 0.4);
}

/* === Layout === */
.layout {
  display: flex;
  min-height: calc(100vh - 80px);
}

/* === Sidebar === */
.sidebar {
  width: 250px;
  background-color: #04334d;
  color: #fff;
  padding: 1rem;
  box-shadow: 2px 0 5px rgba(0, 0, 0, 0.15);
  position: sticky;
  top: 0;
  height: calc(100vh - 80px);
  overflow-y: auto;
}

.sidebar ul {
  list-style: none;
  padding: 0;
  margin: 0;
}

.sidebar li {
  margin-bottom: 0.75rem;
}

.sidebar .section-title {
  margin-top: 1rem;
  margin-bottom: 0.5rem;
  font-size: 0.75rem;
  text-transform: uppercase;
  color: #ccc;
  border-bottom: 1px solid #555;
  padding-bottom: 2px;
}

.sidebar a {
  display: flex;
  align-items: center;
  padding: 0.5rem 1rem;
  color: #fff;
  border-radius: 5px;
  transition: background 0.3s ease;
}

.sidebar a:hover,
.sidebar a:focus {
  background-color: #027ab8;
}

.sidebar a.active {
  background-color: #0077b6;
  font-weight: bold;
}

/* === Main Content === */
.content {
  flex: 1;
  padding: 2rem;
  background-color: #fff;
}

/* === Card Styles === */
.card {
  background-color: #fff;
  padding: 1.5rem;
  margin-bottom: 2rem;
  border-radius: 10px;
  box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
  transition: box-shadow 0.3s ease, transform 0.3s ease;
}

.card:hover {
  box-shadow: 0 8px 16px rgba(0, 0, 0, 0.2);
  transform: translateY(-2px);
}

/* Intro Card Specific Layout */
.intro-card {
  display: flex;
  justify-content: space-between;
  align-items: center;
  background-color: #e8f9fd;
}

.intro-text {
  flex: 1;
  padding-right: 2rem;
}
.intro-img img {
  height: 140px;
  border-radius: 50%;
  border: 4px solid #00b4db;
  background-color: #fff;
}

/* Feature list styling */
.feature-list {
  padding-left: 1.5rem;
  list-style-type: disc;
  line-height: 1.6;
}

/* === Section Divider --- optional separator between sections --- */
.section-divider {
  height: 2px;
  background-color: #ddd;
  margin: 3rem 0;
  border-radius: 1px;
}

/* === Footer Styles === */
footer {
  text-align: center;
  padding: 1rem;
  background-color: #f1f1f1;
  font-size: 0.9rem;
  margin-top: 2rem;
}

/* === Dark Mode === */
.dark-mode {
  background-color: #1a1a1a;
  color: #ddd;
}

.dark-mode .topbar {
  background: linear-gradient(to right, #111, #333);
}

.dark-mode .sidebar {
  background-color: #111;
  color: #bbb;
}

.dark-mode .sidebar a:hover {
  background-color: #333;
}
.dark-mode .content {
  background-color: #2b2b2b;
  color: #ddd;
}
.dark-mode .intro-card {
  background-color: #333;
  box-shadow: none;
}
.dark-mode footer {
  background-color: #1a1a1a;
  color: #888;
}

/* === Responsive Styles === */
@media (max-width: 768px) {
  .layout {
    flex-direction: column;
  }
  .sidebar {
    width: 100%;
    height: auto;
  }
  .intro-card {
    flex-direction: column;
  }
  .intro-text {
    padding: 0;
  }
  .intro-img img {
    margin-top: 1rem;
  }
}

/* Container card for content sections */
.card {
  background-color: #fff;
  padding: 2rem;
  border-radius: 10px;
  box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
  margin-top: 1.5rem;
  margin-bottom: 1.5rem;
  transition: box-shadow 0.3s ease, transform 0.3s ease;
}

.card:hover {
  box-shadow: 0 8px 16px rgba(0, 0, 0, 0.2);
  transform: translateY(-2px);
}

/* Section spacing and styling */
.section {
  margin-bottom: 1.5rem;
}

h2 {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  color: #222;
}

h3 {
  margin-top: 1rem;
  margin-bottom: 0.75rem;
  font-weight: 600;
  color: #333;
}

/* Styles for list items and code snippets */
ul.feature-list {
  padding-left: 1.5rem;
  list-style-type: disc;
}

ol {
  padding-left: 1.5rem;
}

/* Additional spacing for the main container */
.content {
  padding: 1rem;
}

/* Responsive adjustments if needed */
@media (max-width: 768px) {
  .card {
    padding: 1rem;
  }
}

/* === Dark Mode === */
.dark-mode {
  background-color: #121212; /* darker background for overall */
  color: #e0e0e0; /* lighter text for general readability */
}

.dark-mode body {
  background-color: #121212;
  color: #e0e0e0;
}

/* Topbar for dark mode */
.dark-mode .topbar {
  background: linear-gradient(to right, #222, #333);
}

/* Sidebar for dark mode */
.dark-mode .sidebar {
  background-color: #222;
  color: #ccc;
}

.dark-mode .sidebar a {
  color: #ccc;
}
.dark-mode .sidebar a:hover,
.dark-mode .sidebar a:focus {
  background-color: #444;
}

/* Active sidebar link */
.dark-mode .sidebar a.active {
  background-color: #555;
  color: #fff;
}

/* Main content for dark mode */
.dark-mode .content {
  background-color: #1e1e1e;
  color: #e0e0e0;
}

/* Card styles for dark mode */
.dark-mode .card {
  background-color: #2b2b2b;
  color: #ddd;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.5);
}
.dark-mode .card:hover {
  box-shadow: 0 8px 16px rgba(0, 0, 0, 0.6);
  transform: translateY(-1px);
}

/* Headers in dark mode style */
.dark-mode h2,
.dark-mode h3 {
  color: #eee;
}

/* Footer in dark mode */
.dark-mode footer {
  background-color: #121212;
  color: #999;
}

.key-concepts {
  padding-left: 20px;
  line-height: 1.6;
  list-style-type: disc;
  margin-top: 1rem;
}

.intro-box {
  padding: 2rem;
  border-radius: 12px;
  border-left: 6px solid #00bcd4;
  margin-bottom: 2rem;
  box-shadow: 0 4px 10px rgba(0, 0, 0, 0.05);
}

.intro-text h2 {
  margin-top: 0;
  font-size: 1.8rem;
  color: #333;
}

.intro-text p {
  margin: 0.5rem 0;
  font-size: 1rem;
}

.experience-list {
  list-style: disc inside;
  margin: 0.5rem 0 0 1rem;
  padding: 0;
  color: #333;
}

.dark-mode .intro-box {
  background: #333;
  border-left-color: #00acc1;
}

.dark-mode .experience-list,
.dark-mode .intro-text p {
  color: #ccc;
}

pre {
  background-color: #ddd;
  padding: 10px;
  border-radius: 5px;
}

.rah-code {
  font-family: monospace;
  color: #111;
  text-align: center;
}

.responsive-img {
  max-width: 100%;
  height: auto;
  display: block;
}

.img-small {
  max-width: 25%;
  height: auto;
  display: block;
}

/* Hamburger toggle button */
.menu-toggle {
  display: none;
  font-size: 1.8rem;
  background: none;
  border: none;
  color: white;
  cursor: pointer;
  z-index: 1001;
}

/* Sidebar slide effect */
.sidebar {
  transition: transform 0.3s ease-in-out;
}

/* Mobile-specific behavior */
@media (max-width: 768px) {
  .menu-toggle {
    display: block;
  }

  .layout {
    flex-direction: column;
  }

  .sidebar {
    position: absolute;
    left: 0;
    top: 80px; /* adjust based on your topbar height */
    width: 250px;
    height: calc(100vh - 80px);
    background-color: #04334d;
    transform: translateX(-100%);
    z-index: 1000;
  }

  .sidebar.open {
    transform: translateX(0);
  }

  .content {
    padding-top: 1rem;
  }
}