/* Import the Dot Matrix font from CDNFonts */
@import url('https://fonts.cdnfonts.com/css/dot-matrix');

/* ==================== */
/* Global Variables     */
/* ==================== */
:root {
  /* Core */
  --transition: all 0.3s ease;
  --border-radius: 4px;
  --font-family: 'Dot Matrix', monospace;

  /* Global Colors (Monochrome) */
  --bg-color: #ffffff;       /* White background */
  --text-color: #000000;     /* Black text */
  --accent-color: #000000;   /* Black accents */

  /* Header */
  --header-bg: #e0e0e0;      /* Light grey header */
  --header-text: #000000;

  /* Side Navigation */
  --side-nav-bg: #f0f0f0;     /* Light grey side nav */
  --side-nav-text: #000000;
  --side-nav-border: #cccccc;

  /* Content Areas */
  --content-bg: #ffffff;      /* Pure white */
  --content-border: #dddddd;

  /* Shadows (optional, subtle) */
  --shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

/* Dark mode variant uses inverted colors */
body.dark {
  --bg-color: #000000;
  --text-color: #ffffff;
  --accent-color: #ffffff;
  
  --header-bg: #222222;
  --header-text: #ffffff;
  
  --side-nav-bg: #111111;
  --side-nav-text: #ffffff;
  --side-nav-border: #333333;
  
  --content-bg: #000000;
  --content-border: #333333;
  
  --shadow: 0 2px 4px rgba(255, 255, 255, 0.1);
}

/* ==================== */
/* Base Styles          */
/* ==================== */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

#root {
  font-family: var(--font-family) !important;
  display: flex;
  flex-direction: column;
  background: var(--bg-color);
  color: var(--text-color);
  transition: var(--transition);
  height: 100vh;
}

.app-container {
  display: flex;
  width: 100%;
  height: 97vh;
  transition: var(--transition);
}

.content {
  width: -webkit-fill-available;
  margin: 20px;
  padding: 25px 30px;
  background: var(--content-bg);
  border: 1px solid var(--content-border);
  border-radius: var(--border-radius);
  box-shadow: var(--shadow);
  backdrop-filter: blur(0); /* No extra blur for pure monochrome */
  overflow: hidden;
  position: relative;
  transition: var(--transition);
  color: var(--text-color);
}

/* ==================== */
/* Header Styles        */
/* ==================== */
header {
  background: var(--header-bg);
  padding: 1rem;
  text-align: center;
  box-shadow: var(--shadow);
  transition: var(--transition);
  position: relative;
}

header h1 {
  font-size: 2.5rem;
  margin-bottom: 0.5rem;
  letter-spacing: -0.5px;
  font-family: var(--font-family);
}

header p {
  font-size: 1rem;
  opacity: 0.85;
}

nav {
  list-style: none;
  padding: 0;
  margin: 0;
  flex-grow: 1;
}

nav ul{
  display: flex;
}


nav li {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 10px 20px;
  cursor: pointer;
  font-size: 1rem;
  border-radius: var(--border-radius);
  transition: transform 0.2s ease, background 0.2s ease;
  margin: 4px 0;
}

nav li a {
  display: flex;
  text-decoration: none;
  color: inherit;
  align-items: center;
  gap: 10px;
  padding: 8px 16px;
  width: 100%;
  border-radius: var(--border-radius);
  transition: background 0.2s ease, color 0.2s ease;
  text-align: center;
}

nav li a.active {
  background: var(--accent-color);
  color: var(--bg-color);
}

nav li a:hover {
  background: var(--accent-color);
  color: var(--bg-color);
}

/* ==================== */
/* Typography & Others  */
/* ==================== */
h2, h3, h4, p, li {
  font-family: var(--font-family);
}

pre, code {
  font-family: var(--font-family);
  padding: 0.8rem;
  border-radius: var(--border-radius);
  overflow-x: auto;
  font-size: 0.9rem;
}

/* Footer */
footer {
  background: var(--header-bg);
  padding: 1.5rem;
  text-align: center;
  font-size: 0.9rem;
  box-shadow: var(--shadow);
}

/* ==================== */
/* Animations           */
/* ==================== */
@keyframes fadeIn {
  from { opacity: 0; }
  to { opacity: 1; }
}

@keyframes fadeInDown {
  from { opacity: 0; transform: translateY(-20px); }
  to { opacity: 1; transform: translateY(0); }
}


/* ==================== */
/* Slider Styles (if any) */
/* ==================== */
.slider-container {
  overflow: hidden;
  position: relative;
  width: 100%;
  margin: 2rem auto;
}

.slider {
  display: flex;
  transition: transform 0.7s cubic-bezier(0.25, 1.3, 0.5, 1);
}

.slider section {
  flex: 0 0 100%;
  padding: 2rem;
  background: var(--content-bg);
  border-radius: var(--border-radius);
  box-shadow: var(--shadow);
  transition: transform var(--transition);
  margin: 1rem;
  height: 45vh;
  overflow: auto;
}

.slider.active {
  transition: none;
}

/* Slider Navigation Arrows */
.arrow {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  background: var(--accent-color);
  color: var(--bg-color);
  border: none;
  border-radius: 50%;
  width: 44px;
  height: 44px;
  font-size: 1.5rem;
  cursor: pointer;
  z-index: 10;
  opacity: 0.8;
  transition: opacity 0.3s;
}

.arrow:hover {
  opacity: 1;
}

.left-arrow {
  left: 10px;
}

.right-arrow {
  right: 10px;
}

/* Additional Utility Styles */
.github-link {
  padding: 10px 20px;
  background-color: var(--accent-color);
  color: var(--bg-color);
  border: none;
  border-radius: var(--border-radius);
  cursor: pointer;
  font-size: 16px;
  font-family: var(--font-family);
}

.github-link:hover {
  background-color: #000;
}