Alien.css

/* Theme Variables */
:root {
  /* Light Theme Colors */
  --primary-color-light: #1d4ed8; /* Richer blue for primary elements */
  --secondary-color-light: #e11d48; /* Softer red for accents */
  --background-light: #f9fafb; /* Softer, off-white background */
  --text-dark: #111827; /* Darker gray for better text contrast */
  --card-bg-light: #ffffff; /* Pure white for card backgrounds */
  --border-light: #2563eb; /* Rich blue to make the border stand out */

  /* Dark Theme Colors */
  --primary-color-dark: #00d0ff;
  --secondary-color-dark: #ff0055;
  --background-dark: #0a0b1a;
  --text-light: #ffffff;
  --card-bg-dark: rgba(10, 11, 26, 0.9);
  --border-dark: #2d2d3a;

  /* Common Variables */
  --game-font: "Roboto", sans-serif; /* Updated to 'Roboto' */
  --transition-speed: 0.3s;
}

/* Base Styles */
body {
  margin: 0;
  padding: 0;
  font-family: var(--game-font); /* This line uses the updated font */
  min-height: 100vh;
  transition: background-color var(--transition-speed),
    color var(--transition-speed);
}

/* Light Theme (default) */
body {
  background-color: var(--background-light);
  color: var(--text-dark);
}

/* Dark Theme */
body.dark-theme {
  background-color: var(--background-dark);
  color: var(--text-light);
  background-image: radial-gradient(
      circle at 50% 50%,
      rgba(0, 255, 136, 0.1) 0%,
      transparent 50%
    ),
    linear-gradient(to bottom, #0a0b1a 0%, #1a1b3a 100%);
}

/* Other styles remain unchanged */

/* Game Container */
#gameContainer {
  position: relative;
  max-width: 1200px;
  margin: 0 auto;
  padding: 20px;
  box-sizing: border-box;
}

/* Canvas Styles */
#gameCanvas {
  border: 2px solid;
  border-radius: 8px;
  transition: border-color var(--transition-speed),
    box-shadow var(--transition-speed);
}

#gameOver {
  display: none; /* Initially hidden until game over */
  position: absolute;
  top: 50%;
  left: 15%;
  transform: translate(-50%, -50%);
  text-align: center;
  background-color: rgba(
    0,
    0,
    0,
    0.7
  ); /* Optional: semi-transparent background */
  color: white; /* Text color */
  padding: 20px;
  border-radius: 10px; /* Optional: rounded corners */
  z-index: 1000; /* Ensure it appears above other content */
}
#message {
  display: none; /* Initially hidden until game over */
  position: absolute;
  top: 50%;
  left: 35%;
  transform: translate(-50%, -50%);
  text-align: center;
  background-color: rgba(
    242,
    255,
    0,
    0.7
  ); /* Optional: semi-transparent background */
  color: white; /* Text color */
  padding: 20px;
  border-radius: 10px; /* Optional: rounded corners */
  z-index: 1000; /* Ensure it appears above other content */
}

body:not(.dark-theme) #gameCanvas {
  border-color: var(--primary-color-light);
  box-shadow: 0 0 15px rgba(37, 99, 235, 0.2);
  background: var(--card-bg-light);
}

body.dark-theme #gameCanvas {
  border-color: var(--primary-color-dark);
  box-shadow: 0 0 15px rgba(0, 255, 136, 0.2);
  background: var(--card-bg-dark);
}

/* Game Controls */
#gameControls {
  max-width: 68%;
  margin-left: 40px;
  display: flex;
  align-items: center;
  padding: 20px;
  border-radius: 8px;
  margin-bottom: 20px;
  margin-top: 20px;
  transition: background-color var(--transition-speed),
    border-color var(--transition-speed);
}

body:not(.dark-theme) #gameControls {
  background: var(--card-bg-light);
  border: 1px solid var(--border-light);
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
}

body.dark-theme #gameControls {
  background: var(--card-bg-dark);
  border: 1px solid var(--primary-color-dark);
  box-shadow: 0 0 15px rgba(0, 255, 136, 0.2);
}

/* Theme Switch */
.theme-switch-wrapper {
  display: flex;
  align-items: center;
  gap: 10px;
  margin: 20px 0;
}

.theme-switch {
  position: relative;
  display: inline-block;
  width: 60px;
  height: 34px;
}

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

.slider {
  position: absolute;
  cursor: pointer;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background-color: #ccc;
  transition: var(--transition-speed);
  border-radius: 34px;
}

.slider:before {
  position: absolute;
  content: "";
  height: 26px;
  width: 26px;
  left: 4px;
  bottom: 4px;
  background-color: white;
  transition: var(--transition-speed);
  border-radius: 50%;
}

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

input:checked + .slider:before {
  transform: translateX(26px);
}

#gameOver {
  display: none; /* Initially hidden until game over */
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  text-align: center;
  background-color: rgba(
    0,
    0,
    0,
    0.7
  ); /* Optional: semi-transparent background */
  color: white; /* Text color */
  padding: 20px;
  border-radius: 10px; /* Optional: rounded corners */
  z-index: 1000; /* Ensure it appears above other content */
}

/* Buttons */
button {
  padding: 10px 20px;
  border-radius: 4px;
  cursor: pointer;
  font-family: var(--game-font);
  text-transform: uppercase;
  letter-spacing: 1px;
  transition: all var(--transition-speed);
}

body:not(.dark-theme) button {
  background: transparent;
  color: var(--primary-color-light);
  border: 2px solid var(--primary-color-light);
}

body.dark-theme button {
  background: transparent;
  color: var(--primary-color-dark);
  border: 2px solid var(--primary-color-dark);
}

body:not(.dark-theme) button:hover {
  background: var(--primary-color-light);
  color: white;
  box-shadow: 0 0 10px rgba(37, 99, 235, 0.3);
}

body.dark-theme button:hover {
  background: var(--primary-color-dark);
  color: var(--background-dark);
  box-shadow: 0 0 10px rgba(0, 255, 136, 0.3);
}

/* Sidebar */
/* .sidebar {
  position: fixed;
  right: 0;
  top: 0;
  width: 300px;
  height: 100vh;
  padding: 20px;
  transition: background-color var(--transition-speed),
    border-color var(--transition-speed);
} */
/* Responsive Sidebar Styling */
.sidebar {
  position: fixed;
  right: 0;
  top: 0;
  width: 300px;
  max-width: 100%;
  max-height: 92vh;
  height: 100%;
  padding: 20px;
  background-color: var(--card-bg-light);
  border-left: 2px solid var(--border-light);
  transition: background-color var(--transition-speed),
              border-color var(--transition-speed),
              transform var(--transition-speed);
  overflow-y: auto;
  box-shadow: -4px 0 10px rgba(0, 0, 0, 0.1);
}

body.dark-mode .sidebar {
  background-color: var(--card-bg-dark);
  border-left: 2px solid var(--border-dark);
}

.sidebar::-webkit-scrollbar {
  width: 8px;
}

.sidebar::-webkit-scrollbar-thumb {
  background-color: var(--border-light);
  border-radius: 4px;
}

body.dark-mode .sidebar::-webkit-scrollbar-thumb {
  background-color: var(--border-dark);
}

/* Responsive Breakpoints */
@media (max-width: 768px) {
  .sidebar {
    width: 100%;
    transform: translateX(100%);
    transition: transform var(--transition-speed);
  }

  /* To show the sidebar (toggle through JavaScript) */
  .sidebar.open {
    transform: translateX(0);
  }
}


body:not(.dark-theme) .sidebar {
  background: var(--card-bg-light);
  border-left: 2px solid var(--border-light);
  box-shadow: -5px 0 15px rgba(0, 0, 0, 0.1);
}

body.dark-theme .sidebar {
  background: var(--card-bg-dark);
  border-left: 2px solid var(--primary-color-dark);
  box-shadow: -5px 0 15px rgba(0, 255, 136, 0.2);
}

/* Game Info Display */
#gameInfo {
  display: flex;
  gap: 20px;
  margin: 20px 0;
  padding: 15px;
  border-radius: 8px;
  font-size: 0.9em;
  transition: background-color var(--transition-speed);
}

body:not(.dark-theme) #gameInfo {
  background: rgba(0, 0, 0, 0.05);
}

body.dark-theme #gameInfo {
  background: rgba(255, 255, 255, 0.1);
}

/* Instructions */
#instructions {
  margin-top: 30px;
}

#instructionsTitle {
  font-size: 1.2em;
  margin-bottom: 15px;
  transition: color var(--transition-speed);
}

body:not(.dark-theme) #instructionsTitle {
  color: var(--primary-color-light);
}

body.dark-theme #instructionsTitle {
  color: var(--primary-color-dark);
}

.controls {
  margin-left: 33%;
}
/* responsive styling */

/* Hamburger icon styling */
.hamburger-icon {
  display: none;
  position: absolute;
  top: 15px;
  right: 2px;
  cursor: pointer;
  font-size: 1.5em;
  z-index: 2000;
}

/* Display the sidebar and hamburger icon on screens <= 768px */
@media screen and (max-width: 768px) {
  /* Hide the sidebar by default for smaller screens */
  .sidebar {
    display: none;
    position: fixed;
    right: 0;
    width: 250px;
    background-color: #333;
    color: #fff;
    height: 100%;
    padding: 20px;
    z-index: 1000;
    overflow-y: auto;
    transform: translateX(100%);
  }
  .hamburger-icon {
    display: block;
  }

  /* Sidebar styling for slide-in effect */
  .sidebar.active {
    display: block;
    transform: translateX(0);
  }

  .controls {
    margin-right: 45%;
    display: flex;
    justify-content: center;
    align-items: center;
  }
}

/* Center the container */
.button-container {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap; /* Allows wrapping when space is limited */
  max-width: 100%;
  margin: 0 auto; /* Center container */
  padding: 10px 0;
}

/* Preserve button size and reduce gaps only when necessary */
.button-container button,
.button-container h2 {
  flex: 0 1 auto; /* Keep buttons at their original size */
  text-align: center;
}

/* Minimal gap on smaller screens */
@media (max-width: 768px) {
  .button-container {
    gap: 5px; /* Smaller gap between buttons */
  }
}

#gameControls.header {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

/* Minimal gap on smaller screens */
@media (max-width: 768px) {
  #gameControls.header {
    display: flex;
    justify-content: center;
    align-items: center;
    flex-wrap: wrap;
    font-size: 10px;
    gap: 10px;
    padding: 8px;
    margin-top: 8px;
  }

  #gameControls.header button,
  #gameControls.header select {
    padding: 6px 10px;
    font-size: 0.9em;
    width: auto; /* Keeps button widths adaptive */
  }

  #gameControls.header #pauseBtn {
    font-size: 0.9em;
    padding: 5px 8px;
  }
}