:root {
      --primary-bg: #ffffff;
      --secondary-bg: #fafafa;
      --accent-color: #6200ee;
      --border-color: #e0e0e0;
      --text-color: #333;
      --header-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
      --card-shadow: 0 4px 10px rgba(0, 0, 0, 0.05);
      --transition-speed: 0.3s;
      --font-family: "Inter", sans-serif;
      /* TV look variables */
      --tv-border-color: #333;
      --tv-border-width: 16px;
      --tv-border-radius: 12px;
      --tv-default-bg: #888888;
    }
    * {
      margin: 0;
      padding: 0;
      box-sizing: border-box;
    }
    body {
      display: flex;
      flex-direction: column;
      min-height: 100vh;
      background-color: var(--secondary-bg);
      color: var(--text-color);
      font-family: var(--font-family);
    }
    header {
      background-color: var(--primary-bg);
      box-shadow: var(--header-shadow);
      padding: 1rem 2rem;
      display: flex;
      justify-content: space-between;
      align-items: center;
      position: sticky;
      top: 0;
      z-index: 100;
    }
    /* Logo */
    header .logo {
      font-size: 1.6rem;
      font-weight: 600;
      margin-left: 60px;
    }
    nav {
      display: flex;
      align-items: center;
      gap: 2rem;
    }
    nav a {
      text-decoration: none;
      color: var(--text-color);
      transition: color var(--transition-speed);
      font-weight: 500;
      font-size: 20px;
    }
    nav a:hover {
      color: var(--accent-color);
    }
    nav select {
      padding: 0.5rem;
      border-radius: 4px;
      border: 1px solid var(--border-color);
      background-color: var(--primary-bg);
      font-size: 16px;
      cursor: pointer;
    }
    /* Burger menu for mobile */
    .burger {
      display: none;
      flex-direction: column;
      gap: 5px;
      cursor: pointer;
    }
    .burger span {
      display: block;
      width: 25px;
      height: 3px;
      background-color: var(--text-color);
      transition: background-color var(--transition-speed);
    }
    .nav-menu {
      display: flex;
      align-items: center;
      gap: 2rem;
    }
    /* Main layout */
    main {
      flex: 1;
      display: flex;
      align-items: flex-start;
      justify-content: center;
      padding: 1rem;
      gap: 1rem;
    }
    /* Sidebar remains visible on all devices */
    .sidebar {
      width: 300px;
      background-color: var(--primary-bg);
      padding: 1.5rem;
      border-radius: 8px;
      box-shadow: var(--card-shadow);
      display: flex;
      flex-direction: column;
      gap: 1rem;
    }
    .sidebar h3 {
      margin-bottom: 0.5rem;
      font-weight: 600;
    }
    .colors-list {
      display: grid;
      grid-template-columns: repeat(auto-fill, minmax(90px, 1fr));
      gap: 1rem;
    }
    .color-item {
      border-radius: 8px;
      transition: transform 0.2s ease, box-shadow 0.2s ease;
      text-align: center;
      padding: 8px;
    }
    .color-item:hover {
      transform: translateY(-2px);
      box-shadow: 0 4px 10px rgba(0, 0, 0, 0.15);
    }
    .color-swatch {
      width: 60px;
      height: 40px;
      margin: 0 auto 6px;
      border-radius: 4px;
      cursor: pointer;
      border: 2px solid transparent;
      transition: transform 0.2s ease, box-shadow 0.2s ease;
      box-shadow: 0 6px 20px rgba(0, 0, 0, 0.3);
      margin-bottom: 15px;
    }
    .color-label {
      font-size: 0.9rem;
      color: var(--text-color);
    }
    .tv-wrapper {
      flex: 1;
      display: flex;
      flex-direction: column;
      align-items: center;
      width: 100%;
    }
    /* Make the display area responsive with preserved aspect ratio */
    .display-area {
      width: 100%;
      max-width: 800px;
      position: relative;
      background-color: var(--tv-default-bg);
      border-radius: var(--tv-border-radius);
      box-shadow: 0 6px 20px rgba(0, 0, 0, 0.3);
      margin-bottom: 1rem;
      cursor: pointer;
    }
    /* Use a wrapper to enforce the 16:9 aspect ratio */
    .display-area::before {
      content: "";
      display: block;
      padding-top: 56.25%; /* 16:9 ratio */
    }
    /* Position the content inside the display area */
    .display-area > * {
      position: absolute;
      top: 0;
      left: 0;
      right: 0;
      bottom: 0;
    }
    .fs-icon {
      position: absolute;
      bottom: 8px;
      right: 8px;
      width: 32px;
      height: 32px;
      cursor: pointer;
      border-radius: 4px;
      padding: 4px;
      transition: background-color 0.2s ease;
    }
    .display-area > .fs-icon {
    bottom: 8px;
    right: 8px;
    width: 32px;
    height: 32px;
    top: auto;
    left: auto;
}
    .controls-container {
      width: 100%;
      max-width: 800px;
      background-color: var(--primary-bg);
      border-radius: 8px;
      box-shadow: var(--card-shadow);
      padding: 1rem;
      display: flex;
      flex-direction: column;
      align-items: center;
      gap: 1rem;
    }
    .controls {
      display: flex;
      align-items: center;
      gap: 1rem;
    }
    .controls select,
    .controls button {
      padding: 0.6rem 1rem;
      font-size: 1rem;
      cursor: pointer;
      border-radius: 6px;
      border: 1px solid var(--border-color);
      background-color: var(--primary-bg);
      transition: background-color var(--transition-speed), color var(--transition-speed), box-shadow var(--transition-speed);
      font-weight: 500;
    }
    .controls select:hover,
    .controls button:hover {
      box-shadow: 0 4px 10px rgba(0, 0, 0, 0.1);
    }
    .controls button:focus,
    .controls select:focus {
      outline: none;
      border-color: var(--accent-color);
    }
    .custom-resolution {
      display: none;
      gap: 1rem;
      align-items: center;
    }
    .custom-resolution input[type="number"] {
      width: 80px;
      padding: 0.4rem;
      font-size: 0.95rem;
      border: 1px solid var(--border-color);
      border-radius: 4px;
      transition: border var(--transition-speed);
    }
    .custom-resolution input[type="number"]:hover {
      border-color: var(--accent-color);
    }
    footer {
      background-color: var(--primary-bg);
      box-shadow: var(--header-shadow);
      text-align: center;
      padding: 0.75rem;
      font-size: 0.9rem;
    }
    footer nav {
      margin-bottom: 0.5rem;
    }
    footer nav a {
      margin: 0 0.5rem;
      text-decoration: none;
      color: var(--text-color);
      transition: color var(--transition-speed);
    }
    footer nav a:hover {
      color: var(--accent-color);
    }
    footer p {
  text-align: center;
  margin: 0.7rem 0 0;
  font-size: 14px;
  color: #333;
}
.footer-nav {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: .5rem;
}
footer p a {
  color: #333;
  text-decoration: none;
}
.footer-nav a {
  text-decoration: none;
  color: #333;
  font-weight: 500;
  font-size: 20px;
}
    .hidden {
      display: none !important;
    }
    .pickr-container {
      margin-top: 0.5rem;
      background: #fff;
      border: 2px solid var(--border-color);
      border-radius: 8px;
      padding: 1rem;
      box-shadow: var(--card-shadow);
    }
    .pcr-button {
      box-shadow: 0 6px 20px rgba(0, 0, 0, 0.3);
    }
    .pickr .pcr-button {
      height: 50px !important;
      width: 250px !important;
      padding: 1em !important;
      background-size: 50% !important;
      box-shadow: 0 6px 20px rgba(0, 0, 0, 0.3) !important;
      border-radius: 50% !important;
      margin-bottom: 15px;
    }
    .pickr .color-label {
      text-align: center;
    }
    .current-selected-screen {
      margin: 20px 0;
    }
    a.fixed-black {
      color: #000;
      text-decoration: none;
    }
    a.fixed-black:visited,
    a.fixed-black:hover,
    a.fixed-black:active,
    a.fixed-black:focus {
      color: #000;
      text-decoration: none;
    }
    .footer-nav a {
      text-decoration: none;
      color: var(--text-color);
      transition: color var(--transition-speed);
      font-weight: 500;
      font-size: 20px;
    }
    .footer-nav {
      display: flex;
      align-items: center;
      gap: .5rem;
    }
/* Article block styling */
.info-block {
  margin: 2rem auto;
  max-width: 1200px;
  padding: 2rem;
  border-radius: 10px;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
  background-color: #ffffff;
}

/* Ensure headings are not justified */
.info-block h1,
.info-block h2,
.info-block h3 {
  text-align: left; /* or center, whichever you prefer */
  margin-bottom: 1rem;
}

/* You can justify paragraphs if desired */
.info-block p {
  margin-bottom: 1rem;
  line-height: 1.6;
  text-align: justify; /* apply justify only to paragraphs */
}

/* Lists are typically left-aligned */
.info-block ul {
  margin: 1rem 0;
  padding-left: 1.5rem;
  text-align: left;
}

.info-block li {
  margin-bottom: 0.5rem;
}

    /* Responsive adjustments */
    @media (max-width: 768px) {
      header {
        padding: 1rem;
      }
        nav a {
    font-size: 16px; /* Adjust to your desired mobile size */
  }
  .footer-nav a {
    font-size: 16px; /* Adjust to your desired mobile size */
  }
   main {
    flex-direction: column;
  }
  .tv-wrapper {
    order: 1;
  }
  .sidebar {
    order: 2;
  }
      /* Burger menu appears */
      .burger {
        display: flex;
      }
      nav {
        position: relative;
      }
      .nav-menu {
        position: absolute;
        top: 50px;
        right: 0;
        background-color: var(--primary-bg);
        flex-direction: column;
        align-items: flex-start;
        gap: 1rem;
        padding: 1rem;
        box-shadow: var(--card-shadow);
        border-radius: 4px;
        display: none;
      }
      .nav-menu.active {
        display: flex;
      }
      /* Stack main content vertically */
      main {
        flex-direction: column;
        align-items: stretch;
      }
      .sidebar {
        width: 100%;
        margin-bottom: 1rem;
      }
      .tv-wrapper, .controls-container {
        width: 100%;
      }
    }
    .dropdown {
  position: relative;
  display: inline-block;
}
.dropdown .arrow {
  font-size: 0.8em;
  margin-left: 0.3rem;
}
.dropdown-content {
  position: absolute;
  top: 100%;
  left: 0;
  background-color: var(--primary-bg);
  box-shadow: var(--card-shadow);
  padding: 0.5rem 0;
  min-width: 180px;
  z-index: 999;
  border: 1px solid var(--border-color);
  opacity: 0;
  visibility: hidden;
  transform: translateY(10px);
  transition: opacity 0.4s ease, transform 0.4s ease, visibility 0.4s ease;
}
.dropdown:hover .dropdown-content {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}
.dropdown-content a {
  display: block;
  text-decoration: none;
  color: var(--text-color);
  font-weight: 500;
  font-size: 20px;
  padding: 0.5rem 1rem;
  border-bottom: 1px solid var(--border-color);
  transition: color var(--transition-speed), background-color var(--transition-speed);
}
.dropdown-content a:last-child {
  border-bottom: none;
}
.dropdown-content a:hover {
  background-color: var(--secondary-bg);
  color: var(--accent-color);
}
@media (max-width: 768px) {
  .dropdown-content a {
    font-size: 16px;
  }
}
body.dark-mode {

  --primary-bg: #121212;
  --secondary-bg: #1e1e1e;
  --accent-color: #bb86fc;
  --border-color: #444;
  --text-color: #e0e0e0;
  --header-shadow: 0 2px 4px rgba(0, 0, 0, 0.7);
  --card-shadow: 0 4px 10px rgba(0, 0, 0, 0.5);
  --tv-border-color: #e0e0e0;
  --tv-default-bg: #333;

  background-color: var(--secondary-bg);
  color: var(--text-color);
}

body.dark-mode header,
body.dark-mode footer {
  background-color: var(--primary-bg);
}

body.dark-mode .logo {
  color: var(--accent-color);
}

body.dark-mode nav a {
  color: var(--text-color);
}
body.dark-mode nav a:hover {
  color: var(--accent-color);
}

body.dark-mode nav select {
  background-color: var(--primary-bg);
  color: var(--text-color);
  border: 1px solid var(--border-color);
}
body.dark-mode nav select option {
  background-color: var(--primary-bg);
  color: var(--text-color);
}

body.dark-mode .dropdown-content {
  background-color: var(--primary-bg);
  border-color: var(--border-color);
}
body.dark-mode .dropdown-content a {
  color: var(--text-color);
}
body.dark-mode .dropdown-content a:hover {
  color: var(--accent-color);
}

body.dark-mode footer p {
  color: var(--text-color);
}

body.dark-mode .info-block {
  background-color: var(--secondary-bg);
  color: var(--text-color);
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.5);
}

body.dark-mode .pickr-container {
  background: var(--primary-bg);
  border-color: var(--border-color);
}

body.dark-mode .controls select,
body.dark-mode .controls button {
  background-color: var(--primary-bg);
  color: var(--text-color);
  border: 1px solid var(--border-color);
}
body.dark-mode .controls select:hover,
body.dark-mode .controls button:hover {
  background-color: var(--secondary-bg);
}
body.dark-mode .controls select:focus,
body.dark-mode .controls button:focus {
  outline: none;
  border-color: var(--accent-color);
}
body.dark-mode .controls select option {
  background-color: var(--primary-bg);
  color: var(--text-color);
}
body.dark-mode footer p a {
  color: #e0e0e0;
  text-decoration: none;
}
.responsive-image {
  display: block;
  width: 100%;
  height: auto;
  max-width: 100%;
  margin-bottom: 12px;
  border: 2px solid #e0e0e0;
  border-radius: 8px;
  box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
  transition: transform 0.4s ease, box-shadow 0.4s ease;
}
.responsive-image:hover {
  transform: scale(1.02);
  box-shadow: 0 6px 10px rgba(0, 0, 0, 0.15);
}