/* GTA 5 Theme Styles */

/* Font Definition */
@font-face {
  font-family: 'Pricedown';
  src: url('fonts/pricedown.otf') format('opentype');
  font-weight: normal;
  font-style: normal;
}

/* Enable View Transition API for cross-document transitions */
@view-transition {
  navigation: auto;
}

/* CSS Variables Definition */
:root {
  /* GTA Main Colors */
  --gta-blue: #4A7B9D;
  --gta-red: #8B0000;
  --gta-gold: #FFD700;
  --gta-black: #000000;
  --gta-white: #FFFFFF;
  --gta-light-gray: #eee;
  --gta-dark-gray: #333;
  
  /* Wide Gamut Colors Example - Using wider gamut color space display-p3 */
  --gta-blue-wide: color(display-p3 0.29 0.48 0.61);
  --gta-gold-wide: color(display-p3 1 0.84 0);
  /* Using color-mix() function to blend two colors */
  --gta-mixed-color: color-mix(in srgb, var(--gta-blue), var(--gta-gold) 50%);
  
  /* Sunset Theme Colors */
  --sunset-orange: #FF5E62;
  --sunset-pink: #ff9966;
  --sunset-gold: #FFB347;
  
  /* Neon Theme Colors */
  --neon-purple: #1f005c;
  --neon-blue: #3b0066;
  --neon-darkblue: #00142d;
  --neon-cyan: #00FFFF;
  --neon-pink: #FF00A8;
  
  /* Comic Theme Colors */
  --comic-yellow: #f2eecb;
  --comic-red: #e63946;
  --comic-blue: #457b9d;
  --comic-light: #f1faee;
  --comic-darkblue: #1d3557;
  --comic-darkgreen: #2a4d2d;
  
  /* Fonts */
  --font-heading: 'Impact', sans-serif;
  --font-body: 'Roboto', 'Open Sans', sans-serif;
}

/* Base Style Reset */
* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

/* Theme Styles */
/* Comic Cover Style - For Home Page */
.home-theme {
  background-color: var(--comic-yellow);
  color: var(--comic-darkblue);
}

/* Sunset Style - For About Page and Projects Page */
.about-theme,
.projects-theme {
  background: linear-gradient(135deg, var(--sunset-pink) 0%, var(--sunset-orange) 100%);
  color: var(--gta-white);
}

/* Neon Style - For Experiments Page and Contact Page */
.experiments-theme,
.contact-theme {
  background: radial-gradient(circle at 30% 30%, var(--neon-purple), var(--neon-blue), var(--neon-darkblue));
  color: var(--gta-white);
}

/* Heading Styles */
h1, h2, h3 {
  font-family: var(--font-heading);
  text-transform: uppercase;
  -webkit-text-stroke: 1px var(--gta-black);
  text-shadow: 2px 2px 0 var(--gta-black);
  letter-spacing: 1px;
}

/* Home Page Heading Styles - Improve Readability */
.home-theme h1, 
.home-theme h2, 
.home-theme h3 {
  -webkit-text-stroke: 1px var(--gta-white);
  text-shadow: 2px 2px 0 var(--gta-black);
  color: var(--comic-darkgreen);
}

/* Body Styles */
body, p, li, label, input, textarea {
  font-family: var(--font-body);
  color: var(--gta-light-gray);
  line-height: 1.6;
}

/* Comic Theme Body Styles */
.home-theme body,
.home-theme p,
.home-theme li,
.home-theme label {
  color: var(--comic-darkblue);
}

/* Link Styles */
a {
  color: var(--gta-gold);
  text-decoration: none;
  
  &:hover {
    color: var(--gta-white);
    text-decoration: underline;
  }
}

/* Button Styles */
.btn, button, input[type="submit"] {
  font-family: var(--font-heading);
  font-size: 18px;
  text-transform: uppercase;
  cursor: pointer;
  transition: all 0.2s ease;
  
  /* Button Hover Effect */
  &:hover {
    transform: scale(1.05);
    transition: all 0.3s ease;
  }
}

/* Button Styles - Comic Theme */
.home-theme .btn,
.home-theme button,
.home-theme input[type="submit"] {
  border: 4px solid var(--gta-black);
  border-radius: 6px;
  box-shadow: 3px 3px 0 var(--gta-white), 6px 6px 0 var(--gta-black);
  background: var(--comic-light);
  color: var(--gta-black);
  padding: 12px 24px;
  
  &:hover {
    transform: translate(2px, 2px);
    box-shadow: 1px 1px 0 var(--gta-white), 3px 3px 0 var(--gta-black);
  }
}

/* Button Styles - Sunset Theme */
.about-theme .btn,
.about-theme button,
.about-theme input[type="submit"],
.projects-theme .btn,
.projects-theme button,
.projects-theme input[type="submit"] {
  border: 3px solid transparent;
  border-radius: 12px;
  /* Using Wide Gamut Colors */
  background: linear-gradient(var(--gta-blue-wide), var(--gta-gold-wide)) padding-box,
              linear-gradient(135deg, var(--sunset-gold), var(--sunset-orange)) border-box;
  box-shadow: 0 4px 15px rgba(255, 94, 98, 0.4);
  color: var(--gta-white);
  padding: 12px 24px;
  
  &:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(255, 94, 98, 0.6);
  }
}

/* Button Styles - Neon Theme */
.experiments-theme .btn,
.experiments-theme button,
.experiments-theme input[type="submit"],
.contact-theme .btn,
.contact-theme button,
.contact-theme input[type="submit"] {
  border: 2px solid var(--neon-cyan);
  border-radius: 10px;
  box-shadow:
    0 0 5px var(--neon-cyan),
    0 0 10px var(--neon-cyan),
    0 0 20px var(--neon-pink),
    inset 0 0 10px var(--neon-cyan);
  background: rgba(0, 0, 0, 0.3);
  color: var(--gta-white);
  padding: 12px 24px;
  
  &:hover {
    box-shadow:
      0 0 10px var(--neon-cyan),
      0 0 20px var(--neon-cyan),
      0 0 30px var(--neon-pink),
      inset 0 0 15px var(--neon-cyan);
  }
}

/* Card Styles */
.card, article, .interest-card {
  padding: 1rem;
  margin: 1rem 0;
  
  /* Card Hover Effect */
  &:hover {
    transform: translateY(-5px);
    transition: all 0.3s ease;
  }
}

/* Card Styles - Comic Theme */
.home-theme .card,
.home-theme article,
.home-theme .interest-card {
  border: 4px solid var(--gta-black);
  border-radius: 6px;
  box-shadow: 3px 3px 0 var(--gta-white), 6px 6px 0 var(--gta-black);
  background: rgba(255, 255, 255, 0.7);
  
  h3 {
    -webkit-text-stroke: 1px var(--gta-white);
    text-shadow: 1px 1px 0 var(--gta-black);
    color: var(--comic-darkgreen);
  }
}

/* Card Styles - Sunset Theme */
.about-theme .card,
.about-theme article,
.about-theme .interest-card,
.projects-theme .card,
.projects-theme article,
.projects-theme .interest-card {
  border: 3px solid transparent;
  border-radius: 12px;
  /* Using Wide Gamut Mixed Color */
  background: linear-gradient(var(--gta-mixed-color), var(--sunset-orange)) padding-box,
              linear-gradient(135deg, var(--sunset-gold), var(--sunset-orange)) border-box;
  box-shadow: 5px 5px 0 rgba(0, 0, 0, 0.3), 10px 10px 0 rgba(0, 0, 0, 0.15);
}

/* Card Styles - Neon Theme */
.experiments-theme .card,
.experiments-theme article,
.experiments-theme .interest-card,
.contact-theme .card,
.contact-theme article,
.contact-theme .interest-card {
  border: 2px solid var(--neon-cyan);
  border-radius: 10px;
  box-shadow:
    0 0 5px var(--neon-cyan),
    0 0 10px var(--neon-cyan),
    0 0 20px var(--neon-pink),
    inset 0 0 10px var(--neon-cyan),
    5px 5px 0 rgba(0, 0, 0, 0.3),
    10px 10px 0 rgba(0, 0, 0, 0.15);
  background: rgba(0, 0, 0, 0.3);
}

/* Using :has() Selector to Enhance Interest Card Hover Effect */
/* When mouse hovers over any interest card, make all interest cards dim */
section:has(interest-card:hover) interest-card {
  opacity: 0.7;
  filter: brightness(0.8);
  transition: all 0.3s ease;
}

/* But keep the currently hovered card at normal brightness */
section:has(interest-card:hover) interest-card:hover {
  opacity: 1;
  filter: brightness(1);
  transform: scale(1.02);
}

/* Neon Animation Effect */
@keyframes pulse {
  0%, 100% { 
    box-shadow: 
      0 0 5px var(--neon-cyan),
      0 0 10px var(--neon-cyan),
      0 0 20px var(--neon-pink),
      inset 0 0 10px var(--neon-cyan);
  }
  50% { 
    box-shadow: 
      0 0 10px var(--neon-cyan),
      0 0 20px var(--neon-cyan),
      0 0 30px var(--neon-pink),
      inset 0 0 15px var(--neon-cyan);
  }
}

.experiments-theme .btn,
.contact-theme .btn {
  animation: pulse 1.5s infinite alternate;
}

/* Navigation Bar Styles */
nav {
  ul {
    list-style: none;
    display: flex;
    justify-content: center;
    padding: 1rem;
    margin: 1rem;
    border-radius: 8px;
  }
  
  li {
    margin: 0 1rem;
  }
  
  a {
    font-family: var(--font-heading);
    font-size: 1.2rem;
    color: var(--gta-white);
    text-transform: uppercase;
    -webkit-text-stroke: 1px var(--gta-black);
    text-shadow: 1px 1px 0 var(--gta-black);
    transition: color 0.3s;
    
    &:hover {
      color: var(--gta-gold);
      text-decoration: none;
      transform: scale(1.1);
      transition: all 0.2s ease;
    }
  }
}

/* Navigation Bar Styles - Comic Theme */
.home-theme nav ul {
  border: 4px solid var(--gta-black);
  box-shadow: 3px 3px 0 var(--gta-white), 6px 6px 0 var(--gta-black);
  background: rgba(255, 255, 255, 0.7);
  
  a {
    -webkit-text-stroke: 1px var(--gta-white);
    text-shadow: 1px 1px 0 var(--gta-black);
    color: var(--comic-darkgreen);
  }
}

/* Navigation Bar Styles - Sunset Theme */
.about-theme nav ul,
.projects-theme nav ul {
  border: 3px solid transparent;
  border-radius: 12px;
  background: linear-gradient(var(--sunset-pink), var(--sunset-orange)) padding-box,
              linear-gradient(135deg, var(--sunset-gold), var(--sunset-orange)) border-box;
  box-shadow: 5px 5px 0 rgba(0, 0, 0, 0.3), 10px 10px 0 rgba(0, 0, 0, 0.15);
}

/* Navigation Bar Styles - Neon Theme */
.experiments-theme nav ul,
.contact-theme nav ul {
  border: 2px solid var(--neon-cyan);
  border-radius: 10px;
  box-shadow:
    0 0 5px var(--neon-cyan),
    0 0 10px var(--neon-cyan),
    0 0 20px var(--neon-pink),
    inset 0 0 10px var(--neon-cyan),
    5px 5px 0 rgba(0, 0, 0, 0.3),
    10px 10px 0 rgba(0, 0, 0, 0.15);
  background: rgba(0, 0, 0, 0.3);
}

/* Footer Styles */
footer {
  text-align: center;
  padding: 1rem;
  margin-top: 2rem;
  background-color: rgba(0, 0, 0, 0.8);
  color: var(--gta-white);
  border-top: 4px solid var(--gta-gold);
  
  .social-links {
    margin: 0.5rem 0;
    
    a {
      color: var(--gta-gold);
      text-decoration: none;
      margin: 0 0.5rem;
      
      &:hover {
        text-decoration: underline;
      }
    }
  }
  
  .disclaimer {
    margin-top: 1rem;
    padding: 0.5rem;
    font-size: 0.8rem;
    color: #ccc;
    border-top: 1px solid #444;
  }
}

/* Footer Styles - Comic Theme */
.home-theme footer {
  border-top: 4px solid var(--gta-black);
  background: rgba(255, 255, 255, 0.7);
}

/* Footer Styles - Sunset Theme */
.about-theme footer,
.projects-theme footer {
  border-top: 3px solid transparent;
  background: linear-gradient(var(--sunset-pink), var(--sunset-orange)) padding-box,
              linear-gradient(135deg, var(--sunset-gold), var(--sunset-orange)) border-box;
  box-shadow: 5px 5px 0 rgba(0, 0, 0, 0.3), 10px 10px 0 rgba(0, 0, 0, 0.15);
}

/* Footer Styles - Neon Theme */
.experiments-theme footer,
.contact-theme footer {
  border-top: 2px solid var(--neon-cyan);
  box-shadow:
    0 0 5px var(--neon-cyan),
    0 0 10px var(--neon-cyan),
    0 0 20px var(--neon-pink),
    inset 0 0 10px var(--neon-cyan),
    5px 5px 0 rgba(0, 0, 0, 0.3),
    10px 10px 0 rgba(0, 0, 0, 0.15);
  background: rgba(0, 0, 0, 0.3);
}

/* Form Styles */
form {
  padding: 1rem;
  border-radius: 12px;
  
  &:hover {
    transform: scale(1.02);
    transition: all 0.2s ease;
  }
}

/* Form Styles - Comic Theme */
.home-theme form {
  border: 4px solid var(--gta-black);
  box-shadow: 3px 3px 0 var(--gta-white), 6px 6px 0 var(--gta-black);
  background: rgba(255, 255, 255, 0.7);
}

/* Form Styles - Sunset Theme */
.about-theme form,
.projects-theme form {
  border: 3px solid transparent;
  background: linear-gradient(var(--sunset-pink), var(--sunset-orange)) padding-box,
              linear-gradient(135deg, var(--sunset-gold), var(--sunset-orange)) border-box;
  box-shadow: 5px 5px 0 rgba(0, 0, 0, 0.3), 10px 10px 0 rgba(0, 0, 0, 0.15);
}

/* Form Styles - Neon Theme */
.experiments-theme form,
.contact-theme form {
  border: 2px solid var(--neon-cyan);
  box-shadow:
    0 0 5px var(--neon-cyan),
    0 0 10px var(--neon-cyan),
    0 0 20px var(--neon-pink),
    inset 0 0 10px var(--neon-cyan),
    5px 5px 0 rgba(0, 0, 0, 0.3),
    10px 10px 0 rgba(0, 0, 0, 0.15);
  background: rgba(0, 0, 0, 0.3);
}

fieldset {
  border-radius: 8px;
  padding: 1rem;
  margin: 1rem 0;
}

/* Form Field Styles - Comic Theme */
.home-theme fieldset {
  border: 3px solid var(--gta-black);
  background: rgba(255, 255, 255, 0.5);
}

/* Form Field Styles - Sunset Theme */
.about-theme fieldset,
.projects-theme fieldset {
  border: 2px solid rgba(255, 255, 255, 0.5);
  background: rgba(255, 255, 255, 0.2);
}

/* Form Field Styles - Neon Theme */
.experiments-theme fieldset,
.contact-theme fieldset {
  border: 1px solid var(--neon-cyan);
  box-shadow: 0 0 5px var(--neon-cyan);
  background: rgba(0, 0, 0, 0.2);
}

input, textarea {
  border-radius: 4px;
  padding: 0.5rem;
  
  /* Form Element Focus Effect */
  &:focus {
    transform: scale(1.02);
    transition: all 0.2s ease;
    box-shadow: 0 0 8px var(--gta-gold);
  }
  
  &::placeholder {
    color: #aaa;
  }
}

/* GTA 5 Game Introduction Styles */
.gta-introduction {
  max-height: 300px;
  overflow-y: auto;
  padding: 1rem;
  border-radius: 8px;
  background: rgba(0, 0, 0, 0.2);
  border: 1px solid var(--gta-gold);
  
  /* Hide Scrollbar - Using New Feature */
  scrollbar-width: none; /* Firefox */
  
  &::-webkit-scrollbar {
    display: none; /* Chrome, Safari, Opera */
  }
}

/* Responsive Design - Mobile Devices */
@media screen and (max-width: 768px) {
  /* Adjust Main Container Padding */
  main {
    padding: 0.5rem;
  }
  
  /* Heading Responsive Adjustment, Using Dynamic Font Size */
  h1, .home-theme h1, .about-theme h1, .projects-theme h1, .experiments-theme h1, .contact-theme h1 {
    font-size: clamp(1.5rem, 8vw, 2.5rem);
    white-space: normal;
    overflow: visible;
    text-overflow: clip;
  }
  
  h2, .home-theme h2, .about-theme h2, .projects-theme h2, .experiments-theme h2, .contact-theme h2 {
    font-size: clamp(1.3rem, 6vw, 1.8rem);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
  }
  
  /* Use Dynamic Viewport Units to Adjust Interest Card Size on Small Screens */
  interest-card {
    width: clamp(280px, 90dvw, 100%);
    display: block;
    margin: 12px auto;
  }
  
  /* Adjust Paragraph Font Size */
  p {
    font-size: 1.1rem;
  }
  
  /* Adjust Card Padding */
  .card, article, .interest-card {
    padding: 0.8rem;
  }
  
  /* Adjust Button Padding */
  .btn, button, input[type="submit"] {
    padding: 10px 20px;
  }
  
  /* Adjust Iframe Size, Using Dynamic Viewport Units */
  iframe {
    width: 100dvw;
    height: clamp(200px, 50dvh, 400px);
    margin-left: calc(-0.5rem);
  }
  
  /* Adjust GTA Introduction Area Height, Using Dynamic Viewport Units */
  .gta-introduction {
    max-height: 30dvh;
  }
  
  /* Adjust Footer */
  footer {
    text-align: center;
    padding: 1rem 0.5rem;
  }
  
  footer .social-links {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
    margin-top: 0.5rem;
  }
  
  /* Hamburger Menu Styles */
  .menu-toggle-label {
    display: flex;
    flex-direction: column;
    cursor: pointer;
    padding: 5px;
    position: fixed;
    top: 1rem;
    left: 1rem;
    z-index: 100;
  }
  
  .menu-toggle-label span {
    width: 25px;
    height: 3px;
    background: var(--gta-white);
    margin: 3px 0;
    transition: 0.3s;
  }
  
  nav ul {
    display: flex;
    flex-direction: column;
    background: rgba(0, 0, 0, 0.9);
    position: fixed;
    top: 0;
    left: -100%;
    width: 80%;
    height: 100%;
    padding: 4rem 2rem;
    z-index: 99;
    transition: left 0.3s ease;
  }
  
  .menu-toggle:checked + .menu-toggle-label + nav ul {
    left: 0;
  }
  
  .menu-toggle:checked + .menu-toggle-label span:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px);
  }
  
  .menu-toggle:checked + .menu-toggle-label span:nth-child(2) {
    opacity: 0;
  }
  
  .menu-toggle:checked + .menu-toggle-label span:nth-child(3) {
    transform: rotate(-45deg) translate(7px, -6px);
  }
  
  nav li {
    margin: 1rem 0;
    text-align: center;
  }
  
  nav a {
    font-size: 1.5rem;
    padding: 0.5rem;
  }
}

/* Responsive Design - Tablet Devices */
@media screen and (max-width: 1024px) {
  /* Navigation Bar Adjustment */
  nav ul {
    flex-wrap: wrap;
  }
  
  /* Interest Card Adjustment on Tablets */
  interest-card {
    width: calc(50% - 2rem);
    display: inline-block;
  }
  
  /* Adjust Heading Font Size */
  h1 {
    font-size: 3rem;
  }
  
  h2 {
    font-size: 2rem;
  }
}

/* Ensure Original Styles on Large Screens */
@media screen and (min-width: 1025px) {
  /* Here can add PC-specific styles if needed */
  /* Currently keep existing styles unchanged */
}

/* Progress Bar Animation */
progress {
  transition: all 0.3s ease;
  
  &:hover {
    transform: scale(1.02);
  }
}