/* ===== CSS RESET & BASE STYLES ===== */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

/* ===== CSS VARIABLES ===== */
:root {
  /* Colors */
  --primary-color: #00d4ff;
  --secondary-color: #ff6b6b;
  --accent-color: #00ff88;
  --bg-primary: #0a0a0a;
  --bg-secondary: #1a1a1a;
  --bg-card: #252525;
  --text-primary: #ffffff;
  --text-secondary: #b0b0b0;
  --text-muted: #808080;
  --border-color: #333333;
  --card-special-ab: #df2b2b;
  --card-special-old: #ff9900;
  --card-special-games: #33d930;

  /* Gradients */
  --gradient-primary: linear-gradient(
    135deg,
    var(--primary-color),
    var(--secondary-color)
  );
  --gradient-secondary: linear-gradient(
    135deg,
    var(--accent-color),
    var(--primary-color)
  );

  /* Shadows */
  --shadow: 0 8px 32px rgba(0, 0, 0, 0.3);
  --shadow-hover: 0 12px 48px rgba(0, 212, 255, 0.2);
  --shadow-light: 0 4px 16px rgba(0, 0, 0, 0.2);

  /* Spacing */
  --spacing-xs: 0.5rem;
  --spacing-sm: 1rem;
  --spacing-md: 1.5rem;
  --spacing-lg: 2rem;
  --spacing-xl: 3rem;
  --spacing-2xl: 4rem;
  --spacing-3xl: 5rem;

  /* Typography */
  --font-size-xs: 0.75rem;
  --font-size-sm: 0.875rem;
  --font-size-base: 1rem;
  --font-size-lg: 1.125rem;
  --font-size-xl: 1.25rem;
  --font-size-2xl: 1.5rem;
  --font-size-3xl: 1.875rem;
  --font-size-4xl: 2.25rem;
  --font-size-5xl: 3rem;
  --font-size-6xl: 3.75rem;

  /* Borders */
  --border-radius-sm: 8px;
  --border-radius-md: 12px;
  --border-radius-lg: 16px;
  --border-radius-xl: 24px;
  --border-radius-full: 50%;

  /* Transitions */
  --transition-fast: 0.15s ease;
  --transition-base: 0.3s ease;
  --transition-slow: 0.5s ease;

  /* Z-index */
  --z-dropdown: 1000;
  --z-sticky: 1020;
  --z-fixed: 1030;
  --z-modal: 1040;
  --z-popover: 1050;
  --z-tooltip: 1060;
}

/* ===== BASE STYLES ===== */
html {
  scroll-behavior: smooth;
  font-size: 16px;
}

body {
  font-family: "Segoe UI", -apple-system, BlinkMacSystemFont, "Roboto", "Oxygen",
    "Ubuntu", "Cantarell", sans-serif;
  background: var(--bg-primary);
  color: var(--text-primary);
  line-height: 1.6;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

/* ===== CONTAINER & LAYOUT ===== */
.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--spacing-lg);
}

/* ===== NAVIGATION ===== */
.navbar {
  position: fixed;
  top: 0;
  width: 100%;
  background: rgba(10, 10, 10, 0.95);
  backdrop-filter: blur(10px);
  z-index: var(--z-fixed);
  padding: var(--spacing-sm) 0;
  transition: all var(--transition-base);
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.nav-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--spacing-lg);
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.nav-logo {
  font-size: var(--font-size-2xl);
  font-weight: 700;
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  text-decoration: none;
}

.nav-menu {
  display: flex;
  gap: var(--spacing-lg);
  list-style: none;
}

.nav-link {
  text-decoration: none;
  color: var(--text-secondary);
  font-weight: 500;
  transition: all var(--transition-base);
  position: relative;
  padding: var(--spacing-xs) var(--spacing-sm);
  border-radius: var(--border-radius-sm);
}

.nav-link:hover,
.nav-link.active {
  color: var(--primary-color);
}

.nav-link::after {
  content: "";
  position: absolute;
  bottom: -2px;
  left: 50%;
  width: 0;
  height: 2px;
  background: var(--gradient-primary);
  transition: all var(--transition-base);
  transform: translateX(-50%);
}

.nav-link:hover::after,
.nav-link.active::after {
  width: 80%;
}

.nav-toggle {
  display: none;
  flex-direction: column;
  cursor: pointer;
  padding: var(--spacing-xs);
  border-radius: var(--border-radius-sm);
  transition: background var(--transition-base);
}

.nav-toggle:hover {
  background: rgba(255, 255, 255, 0.1);
}

.bar {
  width: 25px;
  height: 3px;
  background: var(--text-primary);
  margin: 3px 0;
  transition: all var(--transition-base);
  border-radius: 2px;
}

/* ===== HERO SECTION ===== */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding: var(--spacing-lg);
  background: radial-gradient(
      ellipse at 30% 20%,
      rgba(0, 212, 255, 0.15) 0%,
      transparent 50%
    ),
    radial-gradient(
      ellipse at 70% 80%,
      rgba(255, 107, 107, 0.1) 0%,
      transparent 50%
    );
  position: relative;
}

.hero::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: url('data:image/svg+xml,<svg width="100" height="100" xmlns="http://www.w3.org/2000/svg"><defs><pattern id="grid" width="100" height="100" patternUnits="userSpaceOnUse"><path d="M 100 0 L 0 0 0 100" fill="none" stroke="%23333" stroke-width="1" opacity="0.3"/></pattern></defs><rect width="100%" height="100%" fill="url(%23grid)"/></svg>');
  opacity: 0.1;
  pointer-events: none;
}

.hero-content {
  max-width: 1200px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--spacing-2xl);
  align-items: center;
  position: relative;
  z-index: 1;
}

.hero-title {
  font-size: clamp(var(--font-size-4xl), 4vw, var(--font-size-6xl));
  font-weight: 700;
  margin-bottom: var(--spacing-md);
  line-height: 1.1;
}

.accent {
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-subtitle {
  font-size: clamp(var(--font-size-lg), 2vw, var(--font-size-2xl));
  color: var(--text-secondary);
  margin-bottom: var(--spacing-md);
  font-weight: 400;
}

.hero-description {
  font-size: var(--font-size-lg);
  color: var(--text-muted);
  margin-bottom: var(--spacing-xl);
  max-width: 500px;
  line-height: 1.7;
}

.hero-buttons {
  display: flex;
  gap: var(--spacing-md);
  margin-bottom: var(--spacing-lg);
  flex-wrap: wrap;
}

.btn {
  padding: var(--spacing-md) var(--spacing-xl);
  text-decoration: none;
  border-radius: var(--border-radius-xl);
  font-weight: 600;
  font-size: var(--font-size-base);
  transition: all var(--transition-base);
  display: inline-flex;
  align-items: center;
  gap: var(--spacing-xs);
  text-align: center;
  min-width: 140px;
  justify-content: center;
  position: relative;
  overflow: hidden;
}

.btn::before {
  content: "";
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(
    90deg,
    transparent,
    rgba(255, 255, 255, 0.2),
    transparent
  );
  transition: left 0.5s;
}

.btn:hover::before {
  left: 100%;
}

.btn-primary {
  background: var(--gradient-primary);
  color: white;
  box-shadow: var(--shadow);
  border: none;
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-hover);
}

.btn-secondary {
  background: transparent;
  color: var(--text-primary);
  border: 2px solid var(--primary-color);
}

.btn-secondary:hover {
  background: var(--primary-color);
  color: var(--bg-primary);
  transform: translateY(-2px);
}

.hero-image {
  display: flex;
  justify-content: center;
  align-items: center;
}

.avatar {
  width: clamp(200px, 25vw, 300px);
  height: clamp(200px, 25vw, 300px);
  border-radius: var(--border-radius-full);
  background: var(--gradient-secondary);
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: var(--shadow);
  animation: float 6s ease-in-out infinite;
  position: relative;
}

.avatar::before {
  content: "";
  position: absolute;
  inset: -4px;
  background: var(--gradient-primary);
  border-radius: var(--border-radius-full);
  z-index: -1;
  animation: rotate 8s linear infinite;
}

.avatar i {
  font-size: clamp(4rem, 8vw, 8rem);
  color: var(--bg-primary);
}

@keyframes float {
  0%,
  100% {
    transform: translateY(0px);
  }
  50% {
    transform: translateY(-20px);
  }
}

@keyframes rotate {
  from {
    transform: rotate(0deg);
  }
  to {
    transform: rotate(360deg);
  }
}

/* ===== SECTIONS ===== */
section {
  padding: var(--spacing-3xl) 0;
}

.section-title {
  font-size: clamp(var(--font-size-3xl), 4vw, var(--font-size-5xl));
  text-align: center;
  margin-bottom: var(--spacing-xl);
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  font-weight: 700;
}

/* ===== ABOUT SECTION ===== */
.about {
  background: var(--bg-secondary);
  position: relative;
}

.about::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: linear-gradient(
    45deg,
    transparent 49%,
    rgba(0, 212, 255, 0.05) 50%,
    transparent 51%
  );
  pointer-events: none;
}

.about-content {
  display: grid;
  grid-template-columns: 2fr 1fr;
  gap: var(--spacing-2xl);
  align-items: center;
  position: relative;
  z-index: 1;
}

.about-text p {
  font-size: var(--font-size-lg);
  color: var(--text-secondary);
  margin-bottom: var(--spacing-md);
  line-height: 1.7;
}

.about-stats {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-lg);
}

.stat {
  text-align: center;
  padding: var(--spacing-xl);
  background: var(--bg-card);
  border-radius: var(--border-radius-lg);
  box-shadow: var(--shadow);
  transition: all var(--transition-base);
  border: 1px solid var(--border-color);
}

.stat:hover {
  transform: translateY(-5px);
  border-color: var(--primary-color);
  box-shadow: var(--shadow-hover);
}

.stat-number {
  font-size: var(--font-size-4xl);
  font-weight: 700;
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  margin-bottom: var(--spacing-xs);
}

.stat-label {
  color: var(--text-secondary);
  font-size: var(--font-size-base);
  font-weight: 500;
}

/* ===== SKILLS SECTION ===== */
.skills-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: var(--spacing-lg);
}

.skill-category {
  background: var(--bg-card);
  padding: var(--spacing-xl);
  border-radius: var(--border-radius-lg);
  box-shadow: var(--shadow);
  transition: all var(--transition-base);
  border: 1px solid var(--border-color);
  position: relative;
  overflow: hidden;
}

.skill-category::before {
  content: "";
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(
    90deg,
    transparent,
    rgba(0, 212, 255, 0.1),
    transparent
  );
  transition: left 0.5s;
}

.skill-category:hover::before {
  left: 100%;
}

.skill-category:hover {
  transform: translateY(-8px);
  border-color: var(--primary-color);
  box-shadow: var(--shadow-hover);
}

.skill-category h3 {
  margin-bottom: var(--spacing-md);
  color: var(--primary-color);
  font-size: var(--font-size-xl);
  font-weight: 600;
}

.skill-items {
  display: flex;
  flex-wrap: wrap;
  gap: var(--spacing-sm);
}

.skill-item {
  background: var(--bg-secondary);
  padding: var(--spacing-xs) var(--spacing-md);
  border-radius: var(--border-radius-xl);
  font-size: var(--font-size-sm);
  color: var(--text-secondary);
  border: 1px solid var(--border-color);
  transition: all var(--transition-base);
  cursor: default;
}

.skill-item:hover {
  border-color: var(--primary-color);
  color: var(--primary-color);
  transform: scale(1.05);
  background: rgba(0, 212, 255, 0.1);
}

/* ===== PROJECTS SECTION - FLIP CARDS ===== */
.projects {
  background: var(--bg-secondary);
  position: relative;
  overflow: hidden;
}

.projects::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: radial-gradient(
      ellipse at 20% 30%,
      rgba(0, 212, 255, 0.05) 0%,
      transparent 50%
    ),
    radial-gradient(
      ellipse at 80% 70%,
      rgba(255, 107, 107, 0.05) 0%,
      transparent 50%
    );
  pointer-events: none;
}

.projects-container {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
  gap: var(--spacing-xl);
  padding: var(--spacing-lg) 0;
  position: relative;
  z-index: 1;
}

/* Project Flip Card Structure */
.project-flip-card {
  background: transparent;
  width: 100%;
  height: 450px;
  perspective: 1000px;
  cursor: pointer;
  overflow: hidden; /* Ensure nothing spills outside */
  border-radius: var(--border-radius-lg);
}

.project-flip-inner {
  position: relative;
  width: 100%;
  height: 100%;
  text-align: center;
  transition: transform 0.8s ease-in-out;
  transform-style: preserve-3d;
  border-radius: var(--border-radius-lg);
}

.project-flip-card:hover .project-flip-inner {
  transform: rotateY(180deg);
}

.project-flip-front,
.project-flip-back {
  position: absolute;
  width: 100%;
  height: 100%;
  -webkit-backface-visibility: hidden;
  backface-visibility: hidden;
  border-radius: var(--border-radius-lg);
  box-shadow: var(--shadow);
  border: 1px solid var(--border-color);
  overflow: hidden;
}

.project-flip-front {
  background: var(--bg-card);
  padding: var(--spacing-xl);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  transform: rotateY(0deg);
  z-index: 2;
}

.project-flip-back {
  background: var(--bg-card);
  transform: rotateY(180deg);
  z-index: 1;
}

/* Project Front Side */
.project-flip-front::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: var(--gradient-primary);
}

.project-icon {
  width: 70px;
  height: 70px;
  background: var(--gradient-primary);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: var(--spacing-md);
  box-shadow: var(--shadow-light);
  transition: all var(--transition-slow);
  align-self: flex-start;
  /* Ensure perfect circle */
  flex-shrink: 0;
  /* Better font rendering */
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  /* Ensure consistent rendering */
  position: relative;
}

.project-icon i {
  font-size: var(--font-size-2xl);
  color: white;
  /* Ensure perfect centering */
  line-height: 1;
  text-align: center;
  /* Better icon rendering */
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  /* Ensure icons display properly */
  font-weight: 900;
  font-family: "Font Awesome 6 Free", "Font Awesome 6 Pro", sans-serif;
  /* Fix potential icon display issues */
  display: inline-block;
  font-style: normal;
  font-variant: normal;
  text-rendering: auto;
}

.project-flip-front h3 {
  margin-bottom: var(--spacing-md);
  color: var(--text-primary);
  font-size: var(--font-size-xl);
  font-weight: 600;
  text-align: left;
}

.project-flip-front p {
  color: var(--text-secondary);
  margin-bottom: var(--spacing-md);
  line-height: 1.6;
  font-size: var(--font-size-base);
  text-align: left;
  flex-grow: 1;
}

.project-tech {
  display: flex;
  gap: var(--spacing-xs);
  margin-bottom: var(--spacing-md);
  flex-wrap: wrap;
}

.project-tech span {
  background: var(--bg-secondary);
  padding: 0.25rem var(--spacing-sm);
  border-radius: var(--border-radius-lg);
  font-size: var(--font-size-xs);
  color: var(--text-muted);
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  transition: all var(--transition-base);
  border: 1px solid transparent;
}

.flip-indicator {
  display: flex;
  align-items: center;
  gap: var(--spacing-xs);
  color: var(--primary-color);
  font-size: var(--font-size-sm);
  opacity: 0.8;
  margin-top: auto;
  justify-content: center;
  padding: var(--spacing-sm);
  border: 1px dashed var(--primary-color);
  border-radius: var(--border-radius-sm);
  background: rgba(0, 212, 255, 0.05);
}

.flip-indicator i {
  font-size: var(--font-size-sm);
}

/* Project Back Side - Preview */
.project-preview {
  width: 100%;
  height: 100%;
  position: absolute;
  top: 0;
  left: 0;
  overflow: hidden;
  border-radius: var(--border-radius-lg);
  background: var(--bg-card);
}

.project-preview img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
  transition: transform var(--transition-slow);
  display: block; /* Remove any inline spacing */
  border-radius: var(--border-radius-lg);
}

.project-preview img:hover {
  transform: scale(1.05);
}

.preview-overlay {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  padding: var(--spacing-lg);
  background: linear-gradient(transparent, rgba(0, 0, 0, 0.95));
  color: white;
  transform: translateY(100%);
  transition: transform var(--transition-slow);
  border-radius: 0 0 var(--border-radius-lg) var(--border-radius-lg);
}

.project-flip-card:hover .preview-overlay {
  transform: translateY(0);
}

.preview-overlay h4 {
  font-size: var(--font-size-xl);
  margin-bottom: var(--spacing-xs);
  color: var(--primary-color);
  font-weight: 600;
}

.preview-overlay p {
  font-size: var(--font-size-base);
  color: var(--text-secondary);
  margin-bottom: var(--spacing-md);
}

.project-links {
  display: flex;
  gap: var(--spacing-md);
  flex-wrap: wrap;
}

.project-link {
  color: var(--primary-color);
  text-decoration: none;
  font-weight: 600;
  transition: all var(--transition-base);
  display: flex;
  align-items: center;
  gap: var(--spacing-xs);
  font-size: var(--font-size-sm);
  padding: var(--spacing-xs) var(--spacing-sm);
  border-radius: var(--border-radius-sm);
  border: 1px solid var(--primary-color);
  background: rgba(0, 212, 255, 0.1);
}

.project-link:hover {
  color: var(--accent-color);
  border-color: var(--accent-color);
  background: rgba(0, 255, 136, 0.1);
  transform: translateY(-2px);
}

/* Project Status Labels */
.project-ab {
  color: var(--card-special-ab);
}

.project-old {
  color: var(--card-special-old);
}

.project-games {
  color: var(--card-special-games);
}

/* ===== CONTACT SECTION ===== */
.contact-content {
  text-align: center;
  max-width: 600px;
  margin: 0 auto;
}

.contact-text {
  margin-bottom: var(--spacing-xl);
}

.contact-text p {
  font-size: var(--font-size-lg);
  color: var(--text-secondary);
  line-height: 1.7;
}

.contact-links {
  display: flex;
  justify-content: center;
  gap: var(--spacing-lg);
  flex-wrap: wrap;
}

.contact-link {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  padding: var(--spacing-md) var(--spacing-xl);
  background: var(--bg-card);
  color: var(--text-primary);
  text-decoration: none;
  border-radius: var(--border-radius-xl);
  transition: all var(--transition-base);
  box-shadow: var(--shadow);
  border: 1px solid var(--border-color);
  font-weight: 500;
  position: relative;
  overflow: hidden;
}

.contact-link::before {
  content: "";
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: var(--gradient-primary);
  transition: left var(--transition-base);
  z-index: -1;
}

.contact-link:hover::before {
  left: 0;
}

.contact-link:hover {
  color: white;
  transform: translateY(-3px);
  box-shadow: var(--shadow-hover);
}

.contact-link i {
  font-size: var(--font-size-lg);
}

/* ===== FOOTER ===== */
.footer {
  background: var(--bg-secondary);
  padding: var(--spacing-xl) 0;
  text-align: center;
  border-top: 1px solid var(--border-color);
}

.footer p {
  color: var(--text-muted);
  font-size: var(--font-size-sm);
}

/* ===== SCROLLBAR ===== */
::-webkit-scrollbar {
  width: 8px;
}

::-webkit-scrollbar-track {
  background: var(--bg-primary);
}

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

::-webkit-scrollbar-thumb:hover {
  background: var(--accent-color);
}

/* ===== RESPONSIVE DESIGN ===== */

/* Large Tablets and Small Desktops */
@media (max-width: 1024px) {
  .container {
    padding: 0 var(--spacing-md);
  }

  .nav-container {
    padding: 0 var(--spacing-md);
  }

  .hero-content {
    gap: var(--spacing-xl);
  }

  .about-content {
    gap: var(--spacing-xl);
  }

  .skills-grid {
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  }

  .projects-container {
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: var(--spacing-lg);
  }
}

/* Tablets */
@media (max-width: 768px) {
  /* Navigation */
  .nav-menu {
    position: fixed;
    left: -100%;
    top: 70px;
    flex-direction: column;
    background: var(--bg-secondary);
    width: 100%;
    text-align: center;
    transition: left var(--transition-base);
    box-shadow: var(--shadow);
    padding: var(--spacing-lg) 0;
    gap: var(--spacing-md);
    border-top: 1px solid var(--border-color);
  }

  .nav-menu.active {
    left: 0;
  }

  .nav-toggle {
    display: flex;
  }

  .nav-link {
    padding: var(--spacing-sm) var(--spacing-lg);
    border-radius: var(--border-radius-sm);
    transition: all var(--transition-base);
  }

  .nav-link:hover {
    background: rgba(0, 212, 255, 0.1);
  }

  /* Hero Section */
  .hero {
    padding: var(--spacing-md);
    min-height: calc(100vh - 70px);
    margin-top: 70px;
  }

  .hero-content {
    grid-template-columns: 1fr;
    text-align: center;
    gap: var(--spacing-lg);
  }

  .hero-title {
    font-size: var(--font-size-4xl);
  }

  .hero-subtitle {
    font-size: var(--font-size-xl);
  }

  .hero-buttons {
    justify-content: center;
  }

  .avatar {
    width: 200px;
    height: 200px;
    order: -1;
  }

  .avatar i {
    font-size: 4rem;
  }

  /* About Section */
  .about-content {
    grid-template-columns: 1fr;
    gap: var(--spacing-lg);
    text-align: center;
  }

  .about-stats {
    flex-direction: row;
    justify-content: space-around;
    gap: var(--spacing-md);
  }

  .stat {
    flex: 1;
    padding: var(--spacing-md);
  }

  .stat-number {
    font-size: var(--font-size-3xl);
  }

  /* Skills Section */
  .skills-grid {
    grid-template-columns: 1fr;
    gap: var(--spacing-md);
  }

  .skill-category {
    padding: var(--spacing-lg);
  }

  /* Projects Section */
  .projects-container {
    grid-template-columns: 1fr;
    gap: var(--spacing-lg);
  }

  .project-flip-card {
    height: 420px; /* Slightly shorter for mobile */
  }

  /* Change hover to click/tap on mobile */
  .project-flip-card:hover .project-flip-inner {
    transform: none; /* Disable hover */
  }

  /* Keep flip structure intact but change interaction */
  .project-flip-front,
  .project-flip-back {
    position: absolute; /* Keep absolute positioning */
    backface-visibility: hidden; /* Keep backface hidden */
  }

  .project-flip-back {
    transform: rotateY(180deg); /* Maintain flip structure */
  }

  /* Update flip indicator for mobile */
  .flip-indicator {
    background: rgba(0, 212, 255, 0.1);
    border: 1px solid var(--primary-color);
    padding: var(--spacing-sm);
    border-radius: var(--border-radius-sm);
  }

  .flip-indicator span {
    font-size: var(--font-size-xs);
  }

  /* Ensure preview overlay works on mobile */
  .preview-overlay {
    transform: translateY(100%); /* Keep hidden by default */
    background: linear-gradient(transparent, rgba(0, 0, 0, 0.95));
  }

  /* Contact Section */
  .contact-links {
    flex-direction: column;
    align-items: center;
    gap: var(--spacing-md);
  }

  .contact-link {
    width: 100%;
    max-width: 300px;
  }

  /* General */
  .container {
    padding: 0 var(--spacing-sm);
  }

  section {
    padding: var(--spacing-2xl) 0;
  }

  .section-title {
    font-size: var(--font-size-3xl);
    margin-bottom: var(--spacing-lg);
  }
}

/* Mobile Phones */
@media (max-width: 480px) {
  html {
    font-size: 14px;
  }

  .hero {
    padding: var(--spacing-sm);
  }

  .hero-title {
    font-size: var(--font-size-3xl);
  }

  .hero-subtitle {
    font-size: var(--font-size-lg);
  }

  .hero-description {
    font-size: var(--font-size-base);
  }

  .hero-buttons {
    flex-direction: column;
    align-items: center;
    gap: var(--spacing-sm);
  }

  .btn {
    width: 100%;
    max-width: 250px;
  }

  .section-title {
    font-size: var(--font-size-2xl);
  }

  .about-stats {
    flex-direction: column;
    gap: var(--spacing-sm);
  }

  .stat {
    padding: var(--spacing-sm);
  }

  .stat-number {
    font-size: var(--font-size-2xl);
  }

  .skill-category {
    padding: var(--spacing-md);
  }

  .projects-container {
    grid-template-columns: 1fr;
    gap: var(--spacing-md);
  }

  .project-flip-front {
    padding: var(--spacing-lg);
  }

  /* Ensure proper image containment on mobile */
  .project-preview {
    border-radius: var(--border-radius-lg);
    overflow: hidden;
  }

  .project-preview img {
    border-radius: var(--border-radius-lg);
    max-width: 100%;
    max-height: 100%;
  }

  .contact-links {
    gap: var(--spacing-sm);
  }

  .contact-link {
    padding: var(--spacing-sm) var(--spacing-md);
  }

  .container {
    padding: 0 var(--spacing-sm);
  }

  section {
    padding: var(--spacing-xl) 0;
  }
}

/* Small Mobile Phones */
@media (max-width: 320px) {
  html {
    font-size: 12px;
  }

  .nav-container {
    padding: 0 var(--spacing-sm);
  }

  .hero-title {
    font-size: var(--font-size-2xl);
  }

  .hero-buttons {
    gap: var(--spacing-xs);
  }

  .btn {
    padding: var(--spacing-sm) var(--spacing-md);
    font-size: var(--font-size-sm);
  }

  .about-stats {
    gap: var(--spacing-xs);
  }

  .skill-items {
    gap: var(--spacing-xs);
  }

  .project-tech {
    gap: 0.25rem;
  }

  .project-links {
    gap: var(--spacing-sm);
  }

  .contact-links {
    gap: var(--spacing-xs);
  }

  .projects-container {
    gap: var(--spacing-sm);
  }
}

/* Large Screens */
@media (min-width: 1440px) {
  .container {
    max-width: 1400px;
  }

  .nav-container {
    max-width: 1400px;
  }

  .hero-content {
    max-width: 1400px;
  }

  .hero-title {
    font-size: 4.5rem;
  }

  .avatar {
    width: 350px;
    height: 350px;
  }

  .avatar i {
    font-size: 10rem;
  }

  .projects-container {
    grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
  }
}

/* Ultra-wide Screens */
@media (min-width: 1920px) {
  .container {
    max-width: 1600px;
  }

  .nav-container {
    max-width: 1600px;
  }

  .hero-content {
    max-width: 1600px;
  }
}

/* Print Styles */
@media print {
  * {
    background: white !important;
    color: black !important;
    box-shadow: none !important;
  }

  .navbar,
  .nav-toggle,
  .hero-buttons {
    display: none !important;
  }

  .hero {
    min-height: auto;
    padding: 2rem 0;
  }

  section {
    padding: 2rem 0;
    page-break-inside: avoid;
  }

  .project-flip-inner {
    transform: none !important;
  }

  .project-flip-back {
    display: none !important;
  }
}

/* Reduced Motion */
@media (prefers-reduced-motion: reduce) {
  * {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }

  html {
    scroll-behavior: auto;
  }

  .project-flip-inner {
    transition: none;
  }
}

/* High Contrast Mode */
@media (prefers-contrast: high) {
  :root {
    --bg-primary: #000000;
    --bg-secondary: #111111;
    --bg-card: #222222;
    --text-primary: #ffffff;
    --text-secondary: #cccccc;
    --border-color: #666666;
    --primary-color: #00ffff;
    --secondary-color: #ff00ff;
  }
}

/* Focus Styles for Accessibility */
*:focus {
  outline: 2px solid var(--primary-color);
  outline-offset: 2px;
}

.btn:focus,
.nav-link:focus,
.contact-link:focus,
.project-link:focus,
.project-flip-card:focus {
  outline: 2px solid var(--primary-color);
  outline-offset: 4px;
}

/* Touch device optimizations */
@media (hover: none) {
  .project-flip-card:hover .project-flip-inner {
    transform: none;
  }

  .project-flip-card:active .project-flip-inner {
    transform: rotateY(180deg);
  }
}