/* Modern Professional Portfolio CSS */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

*,
*::before,
*::after {
  max-width: 100%;
}

img,
video,
canvas,
svg {
  max-width: 100%;
  height: auto;
}

/* Root Variables - Modern Color Palette */
:root {
  /* Primary Colors */
  --primary-blue: #2563eb;
  --primary-dark: #1e40af;
  --primary-light: #3b82f6;

  /* Neutral Colors */
  --white: #ffffff;
  --gray-50: #f9fafb;
  --gray-100: #f3f4f6;
  --gray-200: #e5e7eb;
  --gray-300: #d1d5db;
  --gray-400: #9ca3af;
  --gray-500: #6b7280;
  --gray-600: #4b5563;
  --gray-700: #374151;
  --gray-800: #1f2937;
  --gray-900: #111827;

  /* Accent Colors */
  --accent-green: #10b981;
  --accent-purple: #8b5cf6;
  --accent-orange: #f59e0b;

  /* Light Mode Variables */
  --bg-primary: var(--white);
  --bg-secondary: var(--gray-50);
  --bg-tertiary: var(--gray-100);
  --text-primary: var(--gray-900);
  --text-secondary: var(--gray-600);
  --text-tertiary: var(--gray-500);
  --border-color: var(--gray-200);
  --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1),
    0 2px 4px -1px rgba(0, 0, 0, 0.06);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1),
    0 4px 6px -2px rgba(0, 0, 0, 0.05);
  --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1),
    0 10px 10px -5px rgba(0, 0, 0, 0.04);
}

/* Dark Mode Variables */
@media (prefers-color-scheme: dark) {
  :root {
    --bg-primary: var(--gray-900);
    --bg-secondary: var(--gray-800);
    --bg-tertiary: var(--gray-700);
    --text-primary: var(--white);
    --text-secondary: var(--gray-300);
    --text-tertiary: var(--gray-400);
    --border-color: var(--gray-700);
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.3);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.3),
      0 2px 4px -1px rgba(0, 0, 0, 0.2);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.3),
      0 4px 6px -2px rgba(0, 0, 0, 0.2);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.4),
      0 10px 10px -5px rgba(0, 0, 0, 0.3);
  }
}

/* Base Styles */
html {
  scroll-behavior: smooth;
  font-size: 16px;
  overflow-x: hidden;
  overflow-y: scroll;
  width: 100%;
  height: 100%;
  /* Hide scrollbar for all browsers */
  scrollbar-width: none; /* Firefox */
  -ms-overflow-style: none; /* IE and Edge */
}

html::-webkit-scrollbar {
  display: none; /* Chrome, Safari, Opera */
}

body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto,
    "Helvetica Neue", Arial, sans-serif;
  line-height: 1.6;
  color: var(--text-primary);
  background-color: var(--bg-primary);
  min-height: 100vh;
  height: 100%;
  display: flex;
  flex-direction: column;
  opacity: 0;
  animation: fadeInPage 0.8s ease forwards;
  overflow-x: hidden;
  overflow-y: auto;
  width: 100%;
  max-width: 100vw;
  margin: 0;
  padding: 0;
  /* Hide scrollbar for all browsers */
  scrollbar-width: none; /* Firefox */
  -ms-overflow-style: none; /* IE and Edge */
}

body::-webkit-scrollbar {
  display: none; /* Chrome, Safari, Opera */
}

@keyframes fadeInPage {
  to {
    opacity: 1;
  }
}

/* Typography */
h1,
h2,
h3,
h4,
h5,
h6 {
  font-weight: 700;
  line-height: 1.2;
  color: var(--text-primary);
}

h1 {
  font-size: 3.5rem;
}
h2 {
  font-size: 3rem;
}
h3 {
  font-size: 2rem;
}
h4 {
  font-size: 1.5rem;
}
h5 {
  font-size: 1.25rem;
}
h6 {
  font-size: 1.125rem;
}

p {
  color: var(--text-secondary);
  margin-bottom: 1rem;
}

/* Animation Classes */
.fade-in {
  opacity: 0;
  transform: translateY(30px);
  transition: all 0.8s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

.fade-in.appear {
  opacity: 1;
  transform: translateY(0);
}

.slide-in-left {
  opacity: 0;
  transform: translateX(-50px);
  transition: all 0.8s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

.slide-in-left.appear {
  opacity: 1;
  transform: translateX(0);
}

.slide-in-right {
  opacity: 0;
  transform: translateX(50px);
  transition: all 0.8s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

.slide-in-right.appear {
  opacity: 1;
  transform: translateX(0);
}

.scale-in {
  opacity: 0;
  transform: scale(0.95);
  transition: all 0.8s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

.scale-in.appear {
  opacity: 1;
  transform: scale(1);
}

/* Staggered delays */
.delay-1 {
  transition-delay: 0.1s;
}
.delay-2 {
  transition-delay: 0.2s;
}
.delay-3 {
  transition-delay: 0.3s;
}
.delay-4 {
  transition-delay: 0.4s;
}
.delay-5 {
  transition-delay: 0.5s;
}

/* Navigation */
.top-nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  background-color: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--border-color);
  height: 80px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 2rem;
  transition: all 0.3s ease;
  gap: 1rem;
  overflow: hidden;
}

@media (prefers-color-scheme: dark) {
  .top-nav {
    background-color: rgba(17, 24, 39, 0.95);
  }
}

.logo h2 {
  font-size: 1.75rem;
  font-weight: 800;
  background: linear-gradient(
    135deg,
    var(--primary-blue),
    var(--accent-purple)
  );
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.main-nav {
  display: flex;
  align-items: center;
}

.nav-links {
  display: flex;
  list-style: none;
  gap: 2rem;
  margin: 0;
}

.nav-links a {
  text-decoration: none;
  color: var(--text-secondary);
  font-weight: 500;
  font-size: 1rem;
  transition: all 0.3s ease;
  position: relative;
  padding: 0.5rem 0;
}

.nav-links a:hover {
  color: var(--primary-blue);
  transform: translateY(-2px);
}

.nav-links a::after {
  content: "";
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 2px;
  background: linear-gradient(
    135deg,
    var(--primary-blue),
    var(--accent-purple)
  );
  transition: width 0.3s ease;
  overflow-y: hidden;
}

.nav-links a:hover::after {
  width: 100%;
}

/* Hamburger Menu */
.hamburger-menu {
  display: none;
  flex-direction: column;
  cursor: pointer;
  padding: 0.5rem;
  z-index: 1001;
  background: transparent;
  border: none;
  gap: 4px;
  transition: all 0.3s ease;
  margin-left: auto;
}

.hamburger-menu i {
  font-size: 1.5rem;
  color: var(--text-primary);
  transition: all 0.3s ease;
}

.hamburger-menu.active i {
  transform: rotate(90deg);
}

/* Main Content */
.content {
  flex: 1;
  margin-top: 80px;
}

/* Section Base Styles */
.section {
  padding: 6rem 0;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  overflow: visible;
  width: 100%;
}

.section-content {
  max-width: 1200px;
  width: 100%;
  padding: 0 2rem;
  position: relative;
  z-index: 1;
  overflow: visible;
}

.section h2 {
  text-align: center;
  margin-bottom: 4rem;
  font-size: 3.5rem;
  font-weight: 800;
  background: linear-gradient(135deg, var(--text-primary), var(--primary-blue));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  position: relative;
}

.section h2::after {
  content: "";
  position: absolute;
  bottom: -0.5rem;
  left: 50%;
  transform: translateX(-50%);
  width: 60px;
  height: 4px;
  background: linear-gradient(
    135deg,
    var(--primary-blue),
    var(--accent-purple)
  );
  border-radius: 2px;
}

/* Home Section */
#home {
  background: linear-gradient(
    135deg,
    var(--bg-primary) 0%,
    var(--bg-secondary) 100%
  );
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  overflow: hidden;
  min-height: 100vh;
}

#home::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: radial-gradient(
      circle at 20% 50%,
      rgba(37, 99, 235, 0.1) 0%,
      transparent 50%
    ),
    radial-gradient(
      circle at 80% 20%,
      rgba(139, 92, 246, 0.1) 0%,
      transparent 50%
    ),
    radial-gradient(
      circle at 40% 80%,
      rgba(16, 185, 129, 0.1) 0%,
      transparent 50%
    );
  animation: subtleFloat 20s ease-in-out infinite;
}

@keyframes subtleFloat {
  0%,
  100% {
    transform: translateY(0px) rotate(0deg);
  }
  50% {
    transform: translateY(-10px) rotate(1deg);
  }
}

.home-content {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: center;
  max-width: 1200px;
  width: 100%;
  padding-top: 2rem;
}

.home-text {
  padding-right: 2rem;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: flex-start;
  height: 100%;
}

.home-text h1 {
  font-size: 3.5rem;
  margin-bottom: 1.5rem;
  background: linear-gradient(135deg, var(--text-primary), var(--primary-blue));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  line-height: 1.2;
}

.home-text p {
  font-size: 1.25rem;
  margin-bottom: 2rem;
  color: var(--text-secondary);
  line-height: 1.6;
}

.cta-buttons {
  display: flex;
  gap: 1rem;
  margin-top: 0;
  flex-wrap: wrap;
  justify-content: flex-start;
  align-self: flex-start;
  align-items: center;
}

.home-image {
  display: flex;
  justify-content: center;
  align-items: center;
  position: relative;
  height: 100%;
  min-height: 400px;
}

.portrait-img {
  width: 350px;
  height: 350px;
  border-radius: 50%;
  object-fit: cover;
  border: 4px solid var(--white);
  box-shadow: var(--shadow-xl);
  transition: all 0.3s ease;
}

.portrait-img:hover {
  transform: scale(1.05);
  box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.25);
}

/* Portrait image switching based on color scheme */
.dark-mode-img {
  display: none;
}

@media (prefers-color-scheme: dark) {
  .light-mode-img {
    display: none;
  }

  .dark-mode-img {
    display: block;
    border-color: var(--gray-700);
  }
}

.cta-buttons {
  display: flex;
  gap: 1rem;
  margin-top: 0;
  flex-wrap: wrap;
  justify-content: flex-start;
}

/* Button Styles */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 1rem 2rem;
  border-radius: 0.75rem;
  font-weight: 600;
  text-decoration: none;
  transition: all 0.3s cubic-bezier(0.25, 0.46, 0.45, 0.94);
  border: none;
  cursor: pointer;
  font-size: 1rem;
  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%;
}

.primary-btn {
  background: linear-gradient(135deg, var(--primary-blue), var(--primary-dark));
  color: var(--white);
  box-shadow: var(--shadow-lg);
}

.primary-btn:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-xl);
}

.secondary-btn {
  background: var(--bg-primary);
  color: var(--primary-blue);
  border: 2px solid var(--primary-blue);
  box-shadow: var(--shadow-md);
}

.secondary-btn:hover {
  background: var(--primary-blue);
  color: var(--white);
  transform: translateY(-3px);
  box-shadow: var(--shadow-xl);
}

/* About Section */
#about {
  background: linear-gradient(
    135deg,
    var(--bg-secondary) 0%,
    var(--bg-tertiary) 100%
  );
  position: relative;
}

#about::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: radial-gradient(
      circle at 70% 30%,
      rgba(16, 185, 129, 0.08) 0%,
      transparent 50%
    ),
    radial-gradient(
      circle at 30% 70%,
      rgba(37, 99, 235, 0.08) 0%,
      transparent 50%
    );
  pointer-events: none;
}

.about-container {
  display: grid;
  grid-template-columns: 2fr 1fr;
  gap: 4rem;
  max-width: 1200px;
  margin: 0 auto;
  align-items: start;
  width: 100%;
}

.about-profile {
  display: flex;
  flex-direction: column;
  gap: 2rem;
}

.profile-header {
  text-align: left;
}

.profile-title {
  font-size: 2.5rem;
  margin-bottom: 1rem;
  line-height: 1.3;
}

.highlight {
  color: var(--primary-blue);
  font-weight: 800;
}

.profile-description {
  background: var(--bg-primary);
  padding: 2.5rem;
  border-radius: 1.5rem;
  box-shadow: var(--shadow-xl);
  border: 1px solid var(--border-color);
  position: relative;
  margin: 1rem 0;
  transform: perspective(1000px) rotateX(1deg);
  transition: all 0.3s ease;
}

.profile-description:hover {
  transform: perspective(1000px) rotateX(0deg);
  box-shadow: 0 25px 50px -12px rgba(37, 99, 235, 0.25);
}

.profile-description::before {
  content: '"';
  position: absolute;
  top: -0.5rem;
  left: 1.5rem;
  font-size: 5rem;
  color: var(--primary-blue);
  opacity: 0.2;
  font-family: Georgia, serif;
  font-weight: bold;
}

.profile-description::after {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: linear-gradient(
    135deg,
    var(--primary-blue),
    var(--accent-purple)
  );
  border-radius: 1.5rem 1.5rem 0 0;
}

.profile-description p {
  font-size: 1.1rem;
  line-height: 1.8;
  color: var(--text-secondary);
  margin: 0;
  text-align: justify;
}

.profile-stats {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.5rem;
  margin: 2rem 0;
}

.stat-item {
  background: linear-gradient(135deg, var(--bg-primary), var(--bg-secondary));
  padding: 2rem 1.5rem;
  border-radius: 1.25rem;
  box-shadow: var(--shadow-lg);
  border: 1px solid var(--border-color);
  text-align: center;
  transition: all 0.4s cubic-bezier(0.25, 0.46, 0.45, 0.94);
  position: relative;
  overflow: hidden;
}

.stat-item::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(
    135deg,
    var(--primary-blue),
    var(--accent-purple)
  );
}

.stat-item:hover {
  transform: translateY(-5px) scale(1.02);
  box-shadow: var(--shadow-xl);
}

.stat-number {
  font-size: 2.5rem;
  font-weight: 900;
  background: linear-gradient(
    135deg,
    var(--primary-blue),
    var(--accent-purple)
  );
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  display: block;
  margin-bottom: 0.75rem;
  line-height: 1;
}

.stat-label {
  font-size: 0.95rem;
  color: var(--text-secondary);
  text-transform: uppercase;
  letter-spacing: 1px;
  font-weight: 700;
}

.profile-details {
  background: linear-gradient(135deg, var(--bg-primary), var(--bg-secondary));
  padding: 2.5rem;
  border-radius: 1.5rem;
  box-shadow: var(--shadow-xl);
  border: 1px solid var(--border-color);
  position: relative;
  overflow: hidden;
}

.profile-details::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: linear-gradient(135deg, var(--accent-green), var(--primary-blue));
}

.details-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.25rem;
}

.detail-item {
  display: flex;
  align-items: center;
  gap: 1.25rem;
  padding: 1.25rem;
  background: var(--bg-primary);
  border-radius: 1rem;
  border: 1px solid var(--border-color);
  transition: all 0.4s cubic-bezier(0.25, 0.46, 0.45, 0.94);
  position: relative;
  overflow: hidden;
}

.detail-item::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 0;
  background: linear-gradient(
    135deg,
    var(--primary-blue),
    var(--accent-purple)
  );
  transition: width 0.4s ease;
}

.detail-item:hover {
  background: var(--bg-secondary);
  transform: translateX(8px);
  box-shadow: var(--shadow-md);
}

.detail-item:hover::before {
  width: 4px;
}

.detail-icon {
  width: 48px;
  height: 48px;
  background: linear-gradient(
    135deg,
    var(--primary-blue),
    var(--accent-purple)
  );
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--white);
  font-size: 1.4rem;
  flex-shrink: 0;
  box-shadow: var(--shadow-md);
  transition: all 0.3s ease;
  position: relative;
  z-index: 1;
}

.detail-item:hover .detail-icon {
  transform: scale(1.1) rotate(5deg);
  box-shadow: var(--shadow-lg);
}

.detail-content {
  flex: 1;
}

.detail-label {
  font-weight: 600;
  color: var(--text-primary);
  font-size: 0.9rem;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  margin-bottom: 0.25rem;
  display: block;
}

.detail-value {
  color: var(--text-secondary);
  font-size: 1rem;
}

.detail-value a {
  color: var(--primary-blue);
  text-decoration: none;
  transition: color 0.3s ease;
}

.detail-value a:hover {
  color: var(--primary-dark);
  text-decoration: underline;
}

.profile-cta {
  display: flex;
  justify-content: center;
  margin-top: 2rem;
}

.cv-download-btn {
  display: inline-flex;
  align-items: center;
  gap: 0.75rem;
  padding: 1.25rem 2.5rem;
  font-size: 1.1rem;
  background: linear-gradient(135deg, var(--primary-blue), var(--primary-dark));
  color: var(--white);
  border-radius: 1rem;
  text-decoration: none;
  transition: all 0.4s cubic-bezier(0.25, 0.46, 0.45, 0.94);
  box-shadow: var(--shadow-lg);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  position: relative;
  overflow: hidden;
}

.cv-download-btn::before {
  content: "";
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(
    90deg,
    transparent,
    rgba(255, 255, 255, 0.3),
    transparent
  );
  transition: left 0.6s;
}

.cv-download-btn:hover::before {
  left: 100%;
}

.cv-download-btn:hover {
  transform: translateY(-4px) scale(1.05);
  box-shadow: var(--shadow-xl);
}

.cv-download-btn i {
  font-size: 1.2rem;
}

/* Skills Section */
#skills {
  background: var(--bg-primary);
}

.skills-container {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
  gap: 2rem;
  margin-top: 3rem;
  width: 100%;
}

.skill-category {
  background: var(--bg-secondary);
  padding: 2rem;
  border-radius: 1rem;
  box-shadow: var(--shadow-lg);
  border: 1px solid var(--border-color);
  transition: all 0.3s ease;
}

.skill-category:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-xl);
}

.skill-category h3 {
  text-align: center;
  margin-bottom: 1.5rem;
  color: var(--primary-blue);
}

.skill-items {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1rem;
}

.skill-item {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.5rem;
  border-radius: 0.5rem;
  transition: all 0.3s ease;
}

.skill-item:hover {
  background: var(--bg-primary);
  transform: translateX(5px);
}

.skill-item i {
  font-size: 1.5rem;
  color: var(--primary-blue);
  width: 24px;
  text-align: center;
}

/* Portfolio Section */
#portfolio {
  background: linear-gradient(
    135deg,
    var(--bg-primary) 0%,
    var(--bg-secondary) 100%
  );
  position: relative;
}

#portfolio::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: radial-gradient(
      circle at 30% 20%,
      rgba(37, 99, 235, 0.08) 0%,
      transparent 50%
    ),
    radial-gradient(
      circle at 70% 80%,
      rgba(139, 92, 246, 0.08) 0%,
      transparent 50%
    );
  pointer-events: none;
}

/* Portfolio Filter Buttons */
.portfolio-filters {
  display: flex;
  justify-content: center;
  gap: 1rem;
  margin-bottom: 3rem;
  flex-wrap: wrap;
}

.filter-btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.85rem 1.75rem;
  background: var(--bg-secondary);
  color: var(--text-secondary);
  border: 2px solid var(--border-color);
  border-radius: 3rem;
  font-size: 1rem;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.4s cubic-bezier(0.34, 1.56, 0.64, 1);
  box-shadow: var(--shadow-sm);
  position: relative;
  overflow: hidden;
  backdrop-filter: blur(10px);
  will-change: transform;
}

.filter-btn::before {
  content: "";
  position: absolute;
  top: 50%;
  left: 50%;
  width: 0;
  height: 0;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(37, 99, 235, 0.15), transparent 70%);
  transform: translate(-50%, -50%);
  transition: width 0.6s ease, height 0.6s ease;
}

.filter-btn:hover::before {
  width: 300px;
  height: 300px;
}

.filter-btn:hover {
  transform: translateY(-4px) scale(1.05);
  box-shadow: var(--shadow-lg);
  border-color: var(--primary-blue);
  color: var(--primary-blue);
  background: var(--bg-primary);
}

.filter-btn.active {
  background: linear-gradient(
    135deg,
    var(--primary-blue) 0%,
    var(--accent-purple) 100%
  );
  color: var(--white);
  border-color: transparent;
  box-shadow: 0 8px 20px rgba(37, 99, 235, 0.4);
  transform: translateY(-3px) scale(1.05);
}

.filter-btn.active::before {
  background: radial-gradient(
    circle,
    rgba(255, 255, 255, 0.2),
    transparent 70%
  );
}

.filter-btn.active:hover {
  transform: translateY(-5px) scale(1.08);
  box-shadow: 0 12px 28px rgba(37, 99, 235, 0.5);
}

.filter-btn i {
  font-size: 1.1rem;
  transition: transform 0.3s ease;
}

.filter-btn:hover i {
  transform: scale(1.2);
}

.filter-btn.active i {
  transform: rotate(360deg) scale(1.1);
  transition: transform 0.6s cubic-bezier(0.34, 1.56, 0.64, 1);
}

/* Project Card Filtering - OPTIMIZED */
.project-card {
  flex: 0 0 350px;
  background: linear-gradient(
    135deg,
    var(--bg-secondary) 0%,
    var(--bg-primary) 100%
  );
  border-radius: 1.25rem;
  overflow: hidden;
  box-shadow: var(--shadow-md);
  border: 1px solid var(--border-color);
  cursor: pointer;
  display: flex;
  flex-direction: column;
  height: 480px;
  position: relative;
  /* Faster transitions for instant hide effect */
  transition: transform 0.15s cubic-bezier(0.4, 0, 1, 1),
    opacity 0.15s cubic-bezier(0.4, 0, 1, 1),
    box-shadow 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  /* Hardware acceleration */
  transform: translateZ(0);
  will-change: transform, opacity;
  backface-visibility: hidden;
  -webkit-font-smoothing: antialiased;
}

/* Initial state - hidden */
.project-card.hidden {
  display: none;
  opacity: 0;
  transform: translateZ(0) scale(0.9);
  pointer-events: none;
}

/* Visible state */
.project-card.show {
  opacity: 1;
  transform: translateZ(0) scale(1);
}

/* Hover effect - simplified for performance */
.project-card:hover {
  transform: translateZ(0) translateY(-12px) scale(1.03);
  box-shadow: 0 20px 40px rgba(37, 99, 235, 0.2);
  border-color: var(--primary-blue);
}

.project-card::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: linear-gradient(
    135deg,
    rgba(37, 99, 235, 0.05) 0%,
    rgba(139, 92, 246, 0.05) 100%
  );
  opacity: 0;
  transition: opacity 0.3s ease;
  pointer-events: none;
  z-index: 1;
}

.project-card:hover::before {
  opacity: 1;
}

.portfolio-showcase {
  margin-top: 3rem;
  position: relative;
  z-index: 1;
  /* Enable GPU acceleration for container */
  transform: translateZ(0);
}

.category-title {
  font-size: 2rem;
  margin-bottom: 1.5rem;
  color: var(--text-primary);
  font-weight: 700;
}

.card-category {
  font-size: 0.875rem;
  color: var(--white);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 1.5px;
  margin-bottom: 0.75rem;
  display: inline-block;
  padding: 0.4rem 1rem;
  background: linear-gradient(
    135deg,
    var(--primary-blue),
    var(--accent-purple)
  );
  border-radius: 2rem;
  box-shadow: 0 4px 12px rgba(37, 99, 235, 0.3);
  position: relative;
  z-index: 2;
}

.horizontal-scroll-container {
  border-radius: 2rem;
  background: linear-gradient(
    135deg,
    var(--bg-primary) 0%,
    var(--bg-tertiary) 100%
  );
  padding: 3rem 0;
  height: 576px;
  min-height: 576px;
  max-height: 576px;
  box-shadow: 0 10px 40px rgba(0, 0, 0, 0.1);
  border: 1px solid var(--border-color);
  position: relative;
  overflow: hidden;
  backdrop-filter: blur(20px);
  max-width: 100%;
  width: 100%;
}

.horizontal-scroll-container::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 5px;
  background: linear-gradient(
    90deg,
    var(--primary-blue) 0%,
    var(--accent-purple) 50%,
    var(--primary-blue) 100%
  );
  background-size: 200% 100%;
  animation: gradientShift 3s ease infinite;
}

@keyframes gradientShift {
  0%,
  100% {
    background-position: 0% 50%;
  }
  50% {
    background-position: 100% 50%;
  }
}

.project-cards-wrapper {
  display: flex;
  gap: 2rem;
  padding: 0 2.5rem;
  overflow-x: auto;
  scroll-behavior: smooth;
  scrollbar-width: thin;
  scrollbar-color: rgba(37, 99, 235, 0.3) transparent;
  scroll-snap-type: x proximity;
  align-items: center; /* keep cards vertically centered inside fixed container */
  height: 100%;
  max-width: 100%;
}

.project-cards-wrapper::-webkit-scrollbar {
  height: 10px;
}

.project-cards-wrapper::-webkit-scrollbar-track {
  background: rgba(0, 0, 0, 0.05);
  border-radius: 10px;
  margin: 0 2.5rem;
}

.project-cards-wrapper::-webkit-scrollbar-thumb {
  background: linear-gradient(90deg, var(--primary-blue), var(--accent-purple));
  border-radius: 10px;
  transition: all 0.3s ease;
}

.project-cards-wrapper::-webkit-scrollbar-thumb:hover {
  background: linear-gradient(90deg, var(--primary-dark), var(--primary-blue));
  box-shadow: 0 0 10px rgba(37, 99, 235, 0.5);
}

.project-card:hover {
  transform: translateY(-12px) scale(1.03);
  box-shadow: 0 20px 40px rgba(37, 99, 235, 0.2);
  border-color: var(--primary-blue);
}

.project-card-link {
  text-decoration: none;
  color: inherit;
  display: block;
}

.card-image {
  width: 100%;
  height: 220px;
  background: linear-gradient(
    135deg,
    var(--primary-blue) 0%,
    var(--accent-purple) 100%
  );
  background-size: cover;
  background-position: center;
  position: relative;
  overflow: hidden;
  transition: all 0.5s cubic-bezier(0.34, 1.56, 0.64, 1);
}

.card-image::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: linear-gradient(
    135deg,
    rgba(37, 99, 235, 0.2) 0%,
    rgba(139, 92, 246, 0.2) 100%
  );
  transition: all 0.5s ease;
  opacity: 1;
}

.project-card:hover .card-image {
  transform: scale(1.08);
}

.project-card:hover .card-image::before {
  opacity: 0;
  background: linear-gradient(
    135deg,
    rgba(37, 99, 235, 0.05) 0%,
    rgba(139, 92, 246, 0.05) 100%
  );
}

.card-content {
  padding: 1.75rem;
  display: flex;
  flex-direction: column;
  flex: 1;
  justify-content: space-between;
  position: relative;
  z-index: 2;
}

.project-title {
  font-size: 1.35rem;
  font-weight: 700;
  margin-bottom: 0.75rem;
  color: var(--text-primary);
  transition: color 0.3s ease;
  line-height: 1.3;
}

.project-card:hover .project-title {
  color: var(--primary-blue);
  transform: translateX(5px);
  transition: all 0.4s cubic-bezier(0.34, 1.56, 0.64, 1);
}

.project-description {
  font-size: 0.95rem;
  color: var(--text-secondary);
  line-height: 1.6;
  margin-bottom: 1rem;
  flex: 1;
  transition: color 0.3s ease;
}

.project-card:hover .project-description {
  color: var(--text-primary);
}

.project-tech {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-bottom: 1rem;
}

.tech-tag {
  background: var(--primary-blue);
  color: var(--white);
  padding: 0.25rem 0.75rem;
  border-radius: 1rem;
  font-size: 0.75rem;
  font-weight: 500;
}

.project-access {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  color: var(--primary-blue);
  font-size: 0.875rem;
  font-weight: 500;
}

/* Project Actions/Buttons */
.project-actions {
  display: flex;
  gap: 0.85rem;
  margin-top: auto;
  padding-top: 1.25rem;
  border-top: 2px solid transparent;
  background: linear-gradient(var(--bg-secondary), var(--bg-secondary))
      padding-box,
    linear-gradient(90deg, var(--primary-blue) 0%, var(--accent-purple) 100%)
      border-box;
  border-image: linear-gradient(
      90deg,
      rgba(37, 99, 235, 0.2),
      rgba(139, 92, 246, 0.2)
    )
    1;
  transition: all 0.3s ease;
}

.project-card:hover .project-actions {
  border-image: linear-gradient(
      90deg,
      rgba(37, 99, 235, 0.6),
      rgba(139, 92, 246, 0.6)
    )
    1;
}

.project-btn {
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.85rem 1.25rem;
  border-radius: 1rem;
  font-size: 0.9rem;
  font-weight: 600;
  text-decoration: none;
  transition: all 0.4s cubic-bezier(0.34, 1.56, 0.64, 1);
  border: none;
  cursor: pointer;
  text-align: center;
  min-height: 48px;
  position: relative;
  overflow: hidden;
  will-change: transform;
}

.project-btn::before {
  content: "";
  position: absolute;
  top: 50%;
  left: 50%;
  width: 0;
  height: 0;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.3);
  transform: translate(-50%, -50%);
  transition: width 0.5s ease, height 0.5s ease;
}

.project-btn:hover::before {
  width: 300px;
  height: 300px;
}

.project-btn.primary-btn {
  background: linear-gradient(
    135deg,
    var(--primary-blue) 0%,
    var(--primary-dark) 100%
  );
  color: var(--white);
  box-shadow: 0 4px 15px rgba(37, 99, 235, 0.3);
}

.project-btn.primary-btn:hover {
  transform: translateY(-3px) scale(1.05);
  box-shadow: 0 8px 25px rgba(37, 99, 235, 0.4);
}

.project-btn.secondary-btn {
  background: var(--bg-primary);
  color: var(--primary-blue);
  border: 2px solid var(--primary-blue);
  box-shadow: 0 2px 10px rgba(37, 99, 235, 0.1);
}

.project-btn.secondary-btn:hover {
  background: var(--primary-blue);
  color: var(--white);
  transform: translateY(-3px) scale(1.05);
  box-shadow: 0 8px 25px rgba(37, 99, 235, 0.3);
}

.project-btn i {
  font-size: 1rem;
  transition: transform 0.3s ease;
}

.project-btn:hover i {
  transform: scale(1.2);
}

/* Liquid Glass Theme Enhancements for Project Buttons */
.theme-liquidGlass .project-actions {
  border-top: 1px solid rgba(255, 255, 255, 0.2);
}

.theme-liquidGlass .project-btn {
  background: rgba(255, 255, 255, 0.15);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border: 1px solid rgba(255, 255, 255, 0.2);
  color: var(--text-primary);
}

.theme-liquidGlass .project-btn.primary-btn {
  background: linear-gradient(
    135deg,
    rgba(37, 99, 235, 0.8),
    rgba(59, 130, 246, 0.7)
  );
  color: rgba(255, 255, 255, 0.95);
  border: 1px solid rgba(37, 99, 235, 0.3);
}

.theme-liquidGlass .project-btn.primary-btn:hover {
  background: linear-gradient(
    135deg,
    rgba(59, 130, 246, 0.9),
    rgba(139, 92, 246, 0.8)
  );
  transform: translateY(-3px) scale(1.02);
  box-shadow: 0 8px 25px rgba(37, 99, 235, 0.4);
}

.theme-liquidGlass .project-btn.secondary-btn {
  background: rgba(255, 255, 255, 0.1);
  color: rgba(37, 99, 235, 0.9);
  border: 1px solid rgba(37, 99, 235, 0.4);
}

.theme-liquidGlass .project-btn.secondary-btn:hover {
  background: rgba(37, 99, 235, 0.8);
  color: rgba(255, 255, 255, 0.95);
  transform: translateY(-3px) scale(1.02);
  box-shadow: 0 8px 25px rgba(37, 99, 235, 0.3);
}

/* Photo Gallery Section */
#photo-gallery {
  background: linear-gradient(
    135deg,
    var(--bg-secondary) 0%,
    var(--bg-primary) 100%
  );
}

.gallery-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  grid-template-rows: repeat(3, 200px);
  gap: 1rem;
  max-width: 1200px;
  margin: 0 auto;
  width: 100%;
}

.gallery-item {
  position: relative;
  overflow: hidden;
  border-radius: 1rem;
  box-shadow: var(--shadow-lg);
  transition: all 0.4s cubic-bezier(0.25, 0.46, 0.45, 0.94);
  cursor: pointer;
}

.gallery-item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.4s ease;
}

.gallery-item:hover img {
  transform: scale(1.1);
}

.gallery-item:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-xl);
  z-index: 10;
}

.gallery-overlay {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: linear-gradient(
    135deg,
    rgba(37, 99, 235, 0.8),
    rgba(139, 92, 246, 0.8)
  );
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  transition: opacity 0.3s ease;
}

.gallery-item:hover .gallery-overlay {
  opacity: 1;
}

.gallery-number {
  font-size: 3rem;
  font-weight: 900;
  color: var(--white);
  text-shadow: 0 2px 10px rgba(0, 0, 0, 0.3);
}

/* Grid positioning based on wireframe */
.gallery-item-1 {
  grid-column: 1 / 2;
  grid-row: 1 / 2;
}

.gallery-item-2 {
  grid-column: 1 / 2;
  grid-row: 2 / 4;
}

.gallery-item-3 {
  grid-column: 2 / 3;
  grid-row: 1 / 4;
}

.gallery-item-4 {
  grid-column: 3 / 5;
  grid-row: 1 / 3;
}

.gallery-item-5 {
  grid-column: 3 / 4;
  grid-row: 3 / 4;
}

.gallery-item-6 {
  grid-column: 4 / 5;
  grid-row: 3 / 4;
}

/* Responsive Gallery */
@media (max-width: 1024px) {
  .gallery-grid {
    grid-template-columns: repeat(3, 1fr);
    grid-template-rows: repeat(4, 180px);
    gap: 1rem;
  }

  /* Tablet Layout */
  .gallery-item-1 {
    grid-column: 1 / 2;
    grid-row: 1 / 2;
  }

  .gallery-item-2 {
    grid-column: 1 / 2;
    grid-row: 2 / 4;
  }

  .gallery-item-3 {
    grid-column: 2 / 3;
    grid-row: 1 / 3;
  }

  .gallery-item-4 {
    grid-column: 2 / 4;
    grid-row: 3 / 5;
  }

  .gallery-item-5 {
    grid-column: 3 / 4;
    grid-row: 1 / 2;
  }

  .gallery-item-6 {
    grid-column: 3 / 4;
    grid-row: 2 / 3;
  }
}

@media (max-width: 768px) {
  .gallery-grid {
    grid-template-columns: repeat(2, 1fr);
    grid-template-rows: repeat(4, 200px);
    gap: 0.75rem;
  }

  /* Mobile Landscape Layout */
  .gallery-item-1 {
    grid-column: 1 / 2;
    grid-row: 1 / 2;
  }

  .gallery-item-2 {
    grid-column: 1 / 2;
    grid-row: 2 / 4;
  }

  .gallery-item-3 {
    grid-column: 2 / 3;
    grid-row: 1 / 3;
  }

  .gallery-item-4 {
    grid-column: 1 / 3;
    grid-row: 4 / 5;
  }

  .gallery-item-5 {
    grid-column: 2 / 3;
    grid-row: 3 / 4;
  }

  .gallery-item-6 {
    grid-column: 1 / 2;
    grid-row: 4 / 5;
    display: none; /* Hide to make layout cleaner on small tablets */
  }

  .gallery-item {
    min-height: 180px;
  }
}

@media (max-width: 480px) {
  .gallery-grid {
    grid-template-columns: 1fr;
    grid-template-rows: auto;
    gap: 0.75rem;
  }

  /* Mobile Portrait Layout */
  .gallery-item-1,
  .gallery-item-2,
  .gallery-item-3,
  .gallery-item-4,
  .gallery-item-5,
  .gallery-item-6 {
    grid-column: 1 / 2;
    grid-row: auto;
    display: block; /* Show all items in mobile portrait */
    min-height: 250px;
  }

  .gallery-item img {
    object-fit: cover;
    height: 100%;
  }
}

/* Lightbox Modal */
.lightbox {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.95);
  z-index: 2000;
  opacity: 0;
  transition: opacity 0.3s ease;
}

.lightbox.active {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  opacity: 1;
}

.lightbox-close {
  position: absolute;
  top: 2rem;
  right: 2rem;
  font-size: 3rem;
  color: var(--white);
  cursor: pointer;
  z-index: 2001;
  transition: all 0.3s ease;
  background: rgba(255, 255, 255, 0.1);
  width: 50px;
  height: 50px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  line-height: 1;
  border: 2px solid rgba(255, 255, 255, 0.2);
}

.lightbox-close:hover {
  background: rgba(255, 255, 255, 0.2);
  transform: rotate(90deg);
}

.lightbox-close:active {
  transform: scale(0.95);
}

/* Lightbox Container - Image Left, Text Right Layout */
.lightbox-container {
  display: flex;
  max-width: 90%;
  max-height: 80vh;
  width: 1200px;
  background: rgba(17, 24, 39, 0.95);
  backdrop-filter: blur(20px);
  border-radius: 1.5rem;
  overflow: hidden;
  box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.5);
  border: 1px solid rgba(255, 255, 255, 0.1);
  animation: lightboxSlideIn 0.4s cubic-bezier(0.25, 0.46, 0.45, 0.94);
  transform-origin: center;
}

@keyframes lightboxSlideIn {
  from {
    opacity: 0;
    transform: scale(0.9) translateY(20px);
  }
  to {
    opacity: 1;
    transform: scale(1) translateY(0);
  }
}

.lightbox-image-section {
  flex: 0 0 60%;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(0, 0, 0, 0.3);
  padding: 2rem;
  overflow: hidden;
}

.lightbox-image-section img {
  max-width: 100%;
  max-height: 100%;
  object-fit: contain;
  border-radius: 0.75rem;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
  user-select: none;
  -webkit-user-drag: none;
  pointer-events: auto;
  touch-action: pan-y pinch-zoom;
}

.lightbox-info-section {
  flex: 0 0 40%;
  padding: 3rem;
  background: linear-gradient(
    135deg,
    rgba(37, 99, 235, 0.1) 0%,
    rgba(139, 92, 246, 0.1) 100%
  );
  display: flex;
  flex-direction: column;
  overflow-y: auto;
  scrollbar-width: thin;
  scrollbar-color: rgba(37, 99, 235, 0.5) transparent;
}

/* Custom scrollbar for webkit browsers */
.lightbox-info-section::-webkit-scrollbar {
  width: 8px;
}

.lightbox-info-section::-webkit-scrollbar-track {
  background: rgba(0, 0, 0, 0.1);
  border-radius: 4px;
}

.lightbox-info-section::-webkit-scrollbar-thumb {
  background: rgba(37, 99, 235, 0.5);
  border-radius: 4px;
  transition: background 0.3s ease;
}

.lightbox-info-section::-webkit-scrollbar-thumb:hover {
  background: rgba(37, 99, 235, 0.7);
}

.lightbox-info-section h3 {
  color: var(--white);
  font-size: 2rem;
  margin-bottom: 1.5rem;
  line-height: 1.3;
  background: linear-gradient(
    135deg,
    var(--primary-light),
    var(--accent-purple)
  );
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.lightbox-description {
  flex: 1;
}

.lightbox-description p {
  color: rgba(255, 255, 255, 0.8);
  font-size: 1.1rem;
  line-height: 1.8;
  margin-bottom: 0;
}

/* Lightbox Responsive Styles */
@media (max-width: 1024px) {
  .lightbox-container {
    max-width: 95%;
    max-height: 85vh;
  }

  .lightbox-image-section {
    flex: 0 0 55%;
    padding: 1.5rem;
  }

  .lightbox-info-section {
    flex: 0 0 45%;
    padding: 2rem;
  }

  .lightbox-info-section h3 {
    font-size: 1.75rem;
  }

  .lightbox-description p {
    font-size: 1rem;
  }
}

@media (max-width: 768px) {
  .lightbox-container {
    flex-direction: column;
    max-width: 95%;
    max-height: 90vh;
  }

  .lightbox-image-section {
    flex: 0 0 50%;
    padding: 1.5rem;
  }

  .lightbox-info-section {
    flex: 0 0 50%;
    padding: 2rem;
  }

  .lightbox-info-section h3 {
    font-size: 1.5rem;
    margin-bottom: 1rem;
  }

  .lightbox-description p {
    font-size: 0.95rem;
    line-height: 1.6;
  }

  .lightbox-close {
    top: 1rem;
    right: 1rem;
    font-size: 2rem;
    width: 44px;
    height: 44px;
    transition: background 0.2s ease;
    transform: none;
  }

  .lightbox-close:hover {
    transform: none;
    background: rgba(255, 255, 255, 0.25);
  }

  .lightbox-close:active {
    transform: scale(0.9);
  }
}

/* Small mobile devices - Hide image, show only text */
@media (max-width: 480px) {
  .lightbox-container {
    max-width: 96%;
    max-height: 85vh;
    flex-direction: column;
  }

  /* Hide the image section completely on small devices */
  .lightbox-image-section {
    display: none;
  }

  .lightbox-info-section {
    flex: 1;
    padding: 1.75rem 1.25rem;
    padding-top: 3.5rem;
  }

  .lightbox-info-section h3 {
    font-size: 1.35rem;
    margin-bottom: 1rem;
    line-height: 1.3;
  }

  .lightbox-description p {
    font-size: 0.95rem;
    line-height: 1.65;
  }

  .lightbox-close {
    position: fixed;
    top: 1rem;
    right: 1rem;
    font-size: 1.75rem;
    width: 40px;
    height: 40px;
    background: rgba(0, 0, 0, 0.7);
    backdrop-filter: blur(10px);
    border: 2px solid rgba(255, 255, 255, 0.3);
    transition: none;
    animation: none;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.4);
  }

  .lightbox-close:hover {
    background: rgba(0, 0, 0, 0.8);
    transform: none;
  }

  .lightbox-close:active {
    transform: scale(0.92);
    background: rgba(0, 0, 0, 0.9);
  }
}

/* Very small devices */
@media (max-width: 375px) {
  .lightbox-container {
    max-width: 98%;
    max-height: 88vh;
    border-radius: 1rem;
  }

  .lightbox-info-section {
    padding: 1.5rem 1rem;
    padding-top: 3.25rem;
  }

  .lightbox-info-section h3 {
    font-size: 1.2rem;
    margin-bottom: 0.85rem;
  }

  .lightbox-description p {
    font-size: 0.9rem;
    line-height: 1.6;
  }

  .lightbox-close {
    top: 0.75rem;
    right: 0.75rem;
    font-size: 1.5rem;
    width: 36px;
    height: 36px;
  }
}

/* Extra small devices */
@media (max-width: 360px) {
  .lightbox-container {
    max-width: 100%;
    max-height: 92vh;
    border-radius: 0.75rem;
  }

  .lightbox-info-section {
    padding: 1.35rem 0.85rem;
    padding-top: 3rem;
  }

  .lightbox-info-section h3 {
    font-size: 1.1rem;
    margin-bottom: 0.75rem;
  }

  .lightbox-description p {
    font-size: 0.875rem;
    line-height: 1.55;
  }

  .lightbox-close {
    top: 0.65rem;
    right: 0.65rem;
    font-size: 1.35rem;
    width: 34px;
    height: 34px;
    border-width: 1.5px;
  }
}

/* Landscape orientation on mobile */
@media (max-width: 768px) and (orientation: landscape) {
  .lightbox-container {
    max-height: 92vh;
    flex-direction: row;
  }

  /* Show image on landscape if screen is wide enough */
  .lightbox-image-section {
    display: flex;
    flex: 0 0 55%;
    padding: 1rem;
  }

  .lightbox-info-section {
    flex: 0 0 45%;
    padding: 1.5rem;
    overflow-y: auto;
  }

  .lightbox-info-section h3 {
    font-size: 1.25rem;
    margin-bottom: 0.75rem;
  }

  .lightbox-description p {
    font-size: 0.9rem;
    line-height: 1.5;
  }

  .lightbox-close {
    position: fixed;
    top: 0.75rem;
    right: 0.75rem;
    transition: none;
    animation: none;
  }

  .lightbox-close:hover {
    transform: none;
  }
}

/* Very small landscape - hide image again */
@media (max-width: 667px) and (orientation: landscape) {
  .lightbox-image-section {
    display: none;
  }

  .lightbox-info-section {
    flex: 1;
    padding: 1.25rem;
    padding-top: 3rem;
  }
}

/* Tablet landscape */
@media (min-width: 769px) and (max-width: 1024px) and (orientation: landscape) {
  .lightbox-container {
    max-height: 88vh;
  }

  .lightbox-image-section {
    flex: 0 0 58%;
  }

  .lightbox-info-section {
    flex: 0 0 42%;
  }
}

/* Reduce motion for accessibility */
@media (prefers-reduced-motion: reduce) {
  .lightbox-container {
    animation: none;
  }

  .lightbox-image-section img {
    animation: none;
  }

  .lightbox-close {
    transition: none;
  }

  .lightbox-close:hover {
    transform: none;
  }
}

/* Touch devices - disable animations */
@media (hover: none) and (pointer: coarse) {
  .lightbox-close {
    transition: background 0.2s ease;
  }

  .lightbox-close:hover {
    transform: none;
    animation: none;
  }

  .lightbox-container {
    animation: none;
  }
}

/* High contrast mode */
@media (prefers-contrast: high) {
  .lightbox-container {
    border: 2px solid var(--white);
  }

  .lightbox-info-section h3 {
    -webkit-text-fill-color: unset;
    color: var(--white);
  }
}

@keyframes zoomIn {
  from {
    transform: scale(0.8);
    opacity: 0;
  }
  to {
    transform: scale(1);
    opacity: 1;
  }
}

.lightbox-navigation {
  display: flex;
  align-items: center;
  gap: 2rem;
  background: rgba(255, 255, 255, 0.1);
  backdrop-filter: blur(10px);
  padding: 1.5rem 2rem;
  border-radius: 2rem;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
}

.lightbox-nav-btn {
  background: linear-gradient(
    135deg,
    var(--primary-blue),
    var(--accent-purple)
  );
  border: none;
  color: var(--white);
  font-size: 1.5rem;
  width: 50px;
  height: 50px;
  border-radius: 50%;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 0.3s ease;
  box-shadow: 0 4px 15px rgba(37, 99, 235, 0.4);
  touch-action: manipulation;
  -webkit-tap-highlight-color: transparent;
  user-select: none;
}

.lightbox-nav-btn:hover {
  transform: scale(1.1);
  box-shadow: 0 6px 20px rgba(37, 99, 235, 0.6);
}

.lightbox-nav-btn:active {
  transform: scale(0.95);
}

/* Disable hover effects on touch devices */
@media (hover: none) and (pointer: coarse) {
  .lightbox-nav-btn:hover {
    transform: none;
  }

  .thumbnail-item:hover {
    transform: none;
  }
}

.lightbox-thumbnails {
  display: flex;
  gap: 1rem;
}

.thumbnail-item {
  width: 60px;
  height: 60px;
  background: rgba(255, 255, 255, 0.2);
  border-radius: 0.75rem;
  cursor: pointer;
  transition: all 0.3s ease;
  border: 3px solid transparent;
  position: relative;
  overflow: hidden;
  touch-action: manipulation; /* Improve touch performance */
  -webkit-tap-highlight-color: transparent; /* Remove tap highlight on iOS */
}

.thumbnail-item::before {
  content: "";
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 20px;
  height: 20px;
  background: rgba(255, 255, 255, 0.5);
  border-radius: 50%;
}

.thumbnail-item:hover {
  background: rgba(255, 255, 255, 0.3);
  transform: translateY(-3px);
}

.thumbnail-item:active {
  transform: scale(0.95);
}

.thumbnail-item.active {
  border-color: var(--white);
  background: linear-gradient(
    135deg,
    var(--primary-blue),
    var(--accent-purple)
  );
  box-shadow: 0 4px 15px rgba(37, 99, 235, 0.6);
}

.thumbnail-item.active::before {
  background: rgba(255, 255, 255, 0.9);
}

/* Old Lightbox Navigation Styles (kept for compatibility if needed) */
.lightbox-navigation {
  display: none; /* Hidden as we're using the new layout */
}

.lightbox-nav-btn,
.lightbox-thumbnails,
.thumbnail-item {
  display: none; /* Hidden as we're using the new layout */
}

/* Contact Section */
#contact {
  background: var(--bg-primary);
}

.contact-container {
  max-width: 600px;
  margin: 0 auto;
  width: 100%;
}

.contact-form {
  background: var(--bg-secondary);
  padding: 2.5rem;
  border-radius: 1rem;
  box-shadow: var(--shadow-lg);
  border: 1px solid var(--border-color);
  width: 100%;
  max-width: 100%;
  box-sizing: border-box;
}

.form-group {
  margin-bottom: 1.5rem;
}

.form-group label {
  display: block;
  margin-bottom: 0.5rem;
  font-weight: 600;
  color: var(--text-primary);
}

.form-group input,
.form-group textarea {
  width: 100%;
  padding: 1rem;
  border: 2px solid var(--border-color);
  border-radius: 0.5rem;
  font-size: 1rem;
  background: var(--bg-primary);
  color: var(--text-primary);
  transition: all 0.3s ease;
}

.form-group input:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--primary-blue);
  box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1);
}

.form-group textarea {
  min-height: 120px;
  resize: vertical;
}

/* Password Modal */
.password-modal {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.5);
  backdrop-filter: blur(4px);
  z-index: 2000;
  align-items: center;
  justify-content: center;
}

.modal-content {
  background: var(--bg-primary);
  padding: 2rem;
  border-radius: 1rem;
  box-shadow: var(--shadow-xl);
  border: 1px solid var(--border-color);
  max-width: 400px;
  width: 90%;
  position: relative;
}

.password-modal-content {
  background: var(--bg-primary);
  padding: 2rem;
  border-radius: 1rem;
  box-shadow: var(--shadow-xl);
  border: 1px solid var(--border-color);
  max-width: 400px;
  width: 90%;
  position: relative;
}

.password-modal-content h3 {
  margin-bottom: 1rem;
  color: var(--text-primary);
  text-align: center;
}

.password-modal-content p {
  margin-bottom: 1.5rem;
  color: var(--text-secondary);
  text-align: center;
}

.password-form {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.password-form input {
  padding: 1rem;
  border: 2px solid var(--border-color);
  border-radius: 0.5rem;
  font-size: 1rem;
  background: var(--bg-secondary);
  color: var(--text-primary);
  transition: all 0.3s ease;
}

.password-form input:focus {
  outline: none;
  border-color: var(--primary-blue);
  box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1);
}

.password-error {
  color: #ef4444;
  font-size: 0.9rem;
  text-align: center;
  margin-top: 0.5rem;
}

.close-modal {
  position: absolute;
  top: 1rem;
  right: 1rem;
  background: none;
  border: none;
  font-size: 1.5rem;
  cursor: pointer;
  color: var(--text-secondary);
  transition: color 0.3s ease;
}

.close-modal:hover {
  color: var(--text-primary);
}

/* Form Submit Message */
.form-submit-message {
  background: var(--accent-green);
  color: var(--white);
  padding: 1rem;
  border-radius: 0.5rem;
  text-align: center;
  margin-top: 1rem;
  opacity: 0;
  transform: translateY(-20px);
  transition: all 0.3s ease;
}

.form-submit-message.show {
  opacity: 1;
  transform: translateY(0);
}

/* Footer */
.footer {
  background: var(--bg-tertiary);
  border-top: 1px solid var(--border-color);
  padding: 2rem 0;
  margin-top: auto;
}

.footer-content {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 2rem;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1rem;
}

.social-links {
  display: flex;
  gap: 1rem;
}

.social-links a {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: var(--primary-blue);
  color: var(--white);
  text-decoration: none;
  transition: all 0.3s ease;
}

.social-links a:hover {
  background: var(--primary-dark);
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

.copyright {
  color: var(--text-tertiary);
  font-size: 0.9rem;
  text-align: center;
}

/* Responsive Design */

/* Tablets and small laptops (769px - 1024px) */
@media (max-width: 1024px) {
  .top-nav {
    padding: 0 1.5rem;
    height: 70px;
  }

  .content {
    margin-top: 70px;
  }

  .logo h2 {
    font-size: 1.5rem;
  }

  .section {
    padding: 4rem 0;
  }

  .section-content {
    padding: 0 1.5rem;
  }

  .home-content {
    gap: 3rem;
  }

  .home-text h1 {
    font-size: 3rem;
  }

  .portrait-img {
    width: 300px;
    height: 300px;
  }

  .about-container {
    gap: 3rem;
  }

  .profile-title {
    font-size: 2rem;
  }

  .section h2 {
    font-size: 3rem;
  }
}

/* Tablets (769px - 900px) */
@media (max-width: 900px) {
  .nav-links {
    gap: 1.5rem;
  }

  .nav-links a {
    font-size: 0.95rem;
  }

  .home-content {
    grid-template-columns: 1fr;
    gap: 2.5rem;
  }

  .home-text {
    padding-right: 0;
    text-align: center;
    align-items: center;
  }

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

  .about-container {
    grid-template-columns: 1fr;
    gap: 3rem;
  }

  .profile-details {
    order: -1;
  }

  .details-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

/* Mobile landscape and small tablets (481px - 768px) */
@media (max-width: 768px) {
  .top-nav {
    padding: 0 1.25rem;
    height: 65px;
  }

  .content {
    margin-top: 65px;
  }

  .logo h2 {
    font-size: 1.35rem;
  }

  .nav-links {
    display: none;
  }

  .hamburger-menu {
    display: flex;
  }

  .nav-links.active {
    display: flex;
    position: fixed;
    top: 65px;
    left: 0;
    right: 0;
    background: rgba(255, 255, 255, 0.98);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--border-color);
    flex-direction: column;
    padding: 2rem 1.5rem;
    gap: 1rem;
    box-shadow: var(--shadow-xl);
    animation: slideDown 0.3s ease;
    max-height: calc(100vh - 65px);
    overflow-y: auto;
  }

  @media (prefers-color-scheme: dark) {
    .nav-links.active {
      background: rgba(17, 24, 39, 0.98);
    }
  }

  @keyframes slideDown {
    from {
      opacity: 0;
      transform: translateY(-10px);
    }
    to {
      opacity: 1;
      transform: translateY(0);
    }
  }

  .nav-links.active a {
    padding: 1rem;
    border-radius: 0.5rem;
    transition: all 0.3s ease;
  }

  .nav-links.active a:hover {
    background: var(--bg-secondary);
    transform: translateX(5px);
  }

  h1 {
    font-size: 2.25rem;
  }
  h2 {
    font-size: 1.85rem;
  }
  h3 {
    font-size: 1.4rem;
  }

  .section {
    padding: 3rem 0;
  }

  .section-content {
    padding: 0 1.25rem;
  }

  .section h2 {
    font-size: 2.5rem;
    margin-bottom: 2.5rem;
  }

  .home-content {
    grid-template-columns: 1fr;
    gap: 2rem;
    text-align: center;
  }

  .home-text {
    padding-right: 0;
    order: 2;
    align-items: center;
  }

  .home-image {
    order: 1;
  }

  .home-text h1 {
    font-size: 2.25rem;
  }

  .home-text p {
    font-size: 1.05rem;
  }

  .portrait-img {
    width: 230px;
    height: 230px;
  }

  .cta-buttons {
    flex-direction: row;
    justify-content: center;
    flex-wrap: wrap;
    width: 100%;
  }

  .btn {
    padding: 0.9rem 1.75rem;
    font-size: 0.95rem;
  }

  .about-container {
    grid-template-columns: 1fr;
    gap: 2.5rem;
  }

  .profile-title {
    font-size: 1.75rem;
  }

  .profile-description {
    padding: 2rem;
  }

  .details-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 1rem;
  }

  .detail-item {
    padding: 1rem;
  }

  .detail-icon {
    width: 42px;
    height: 42px;
    font-size: 1.2rem;
  }

  .skills-container {
    grid-template-columns: 1fr;
    gap: 1.5rem;
  }

  .skill-items {
    grid-template-columns: repeat(2, 1fr);
  }

  .portfolio-filters {
    gap: 0.75rem;
    margin-bottom: 2rem;
  }

  .filter-btn {
    padding: 0.7rem 1.35rem;
    font-size: 0.9rem;
  }

  .filter-btn i {
    font-size: 1rem;
  }

  .project-card {
    flex: 0 0 300px;
    height: 440px;
  }

  .card-image {
    height: 180px;
  }

  .card-content {
    padding: 1.25rem;
  }

  .project-cards-wrapper {
    padding: 0 1.25rem;
    gap: 1.25rem;
  }

  .horizontal-scroll-container {
    padding: 1.5rem 0;
    height: 528px;
  }

  .contact-form {
    padding: 2rem 1.5rem;
  }

  .footer-content {
    padding: 0 1.25rem;
  }
}

/* Large phones (376px - 480px) */
@media (max-width: 480px) {
  .top-nav {
    padding: 0 1rem;
    height: 60px;
  }

  .content {
    margin-top: 60px;
  }

  .logo h2 {
    font-size: 1.25rem;
  }

  .hamburger-menu i {
    font-size: 1.35rem;
  }

  .nav-links.active {
    top: 60px;
    padding: 1.5rem 1rem;
    max-height: calc(100vh - 60px);
  }

  h1 {
    font-size: 1.85rem;
  }
  h2 {
    font-size: 1.6rem;
  }

  .section {
    padding: 2.5rem 0;
    min-height: auto;
  }

  .section-content {
    padding: 0 1rem;
  }

  .section h2 {
    font-size: 2rem;
    margin-bottom: 2rem;
  }

  .section h2::after {
    width: 50px;
    height: 3px;
  }

  .home-content {
    gap: 1.5rem;
    padding-top: 1rem;
  }

  .home-text h1 {
    font-size: 1.85rem;
    margin-bottom: 1rem;
  }

  .home-text p {
    font-size: 0.95rem;
    margin-bottom: 1.5rem;
  }

  .portrait-img {
    width: 200px;
    height: 200px;
  }

  .cta-buttons {
    flex-direction: column;
    gap: 0.75rem;
    width: 100%;
  }

  .btn {
    padding: 0.8rem 1.5rem;
    font-size: 0.9rem;
    width: 100%;
    max-width: 280px;
  }

  .about-container {
    gap: 2rem;
  }

  .profile-title {
    font-size: 1.5rem;
    line-height: 1.4;
  }

  .profile-description {
    padding: 1.75rem;
  }

  .profile-description p {
    font-size: 1rem;
    line-height: 1.7;
  }

  .details-grid {
    grid-template-columns: 1fr;
    gap: 0.85rem;
  }

  .detail-item {
    padding: 0.95rem;
  }

  .detail-icon {
    width: 40px;
    height: 40px;
    font-size: 1.15rem;
  }

  .detail-label {
    font-size: 0.85rem;
  }

  .detail-value {
    font-size: 0.95rem;
  }

  .profile-stats {
    gap: 0.85rem;
  }

  .stat-item {
    padding: 1.35rem 1rem;
  }

  .stat-number {
    font-size: 2.25rem;
  }

  .stat-label {
    font-size: 0.85rem;
  }

  .cv-download-btn {
    padding: 1.1rem 2rem;
    font-size: 1rem;
  }

  .skills-container {
    gap: 1.25rem;
  }

  .skill-category {
    padding: 1.5rem;
  }

  .skill-items {
    grid-template-columns: 1fr;
    gap: 0.85rem;
  }

  .skill-item {
    padding: 0.65rem;
  }

  .portfolio-filters {
    gap: 0.5rem;
    margin-bottom: 1.5rem;
  }

  .filter-btn {
    padding: 0.6rem 1.15rem;
    font-size: 0.85rem;
  }

  .filter-btn i {
    font-size: 0.95rem;
  }

  .project-card {
    flex: 0 0 260px;
    height: 410px;
  }

  .card-image {
    height: 150px;
  }

  .card-content {
    padding: 1rem;
  }

  .project-title {
    font-size: 1.2rem;
  }

  .project-description {
    font-size: 0.9rem;
  }

  .project-btn {
    padding: 0.75rem 1.1rem;
    font-size: 0.85rem;
  }

  .project-cards-wrapper {
    padding: 0 1rem;
    gap: 1rem;
  }

  .horizontal-scroll-container {
    padding: 1.25rem 0;
    height: 494px;
  }

  .contact-form {
    padding: 1.5rem;
  }

  .form-group input,
  .form-group textarea {
    padding: 0.9rem;
    font-size: 0.95rem;
  }

  .form-group textarea {
    min-height: 110px;
  }

  .footer-content {
    padding: 0 1rem;
    gap: 0.85rem;
  }

  .social-links a {
    width: 38px;
    height: 38px;
    font-size: 0.95rem;
  }

  .copyright {
    font-size: 0.85rem;
  }
}

/* Standard phones (361px - 375px) */
@media (max-width: 375px) {
  .top-nav {
    padding: 0 0.85rem;
  }

  .logo h2 {
    font-size: 1.15rem;
  }

  .section h2 {
    font-size: 1.85rem;
  }

  .home-text h1 {
    font-size: 1.7rem;
  }

  .home-text p {
    font-size: 0.9rem;
  }

  .portrait-img {
    width: 180px;
    height: 180px;
  }

  .btn {
    padding: 0.75rem 1.35rem;
    font-size: 0.85rem;
  }

  .profile-title {
    font-size: 1.35rem;
  }

  .profile-description {
    padding: 1.5rem;
  }

  .profile-description p {
    font-size: 0.95rem;
  }

  .stat-item {
    padding: 1.25rem 0.85rem;
  }

  .stat-number {
    font-size: 2rem;
  }

  .project-card {
    flex: 0 0 240px;
    height: 395px;
  }

  .card-image {
    height: 140px;
  }

  .project-title {
    font-size: 1.15rem;
  }

  .horizontal-scroll-container {
    height: 479px;
  }
}

/* Small phones (320px - 360px) */
@media (max-width: 360px) {
  .top-nav {
    padding: 0 0.75rem;
    height: 56px;
  }

  .content {
    margin-top: 56px;
  }

  .logo h2 {
    font-size: 1.1rem;
  }

  .hamburger-menu i {
    font-size: 1.25rem;
  }

  .nav-links.active {
    top: 56px;
    padding: 1.25rem 0.85rem;
    max-height: calc(100vh - 56px);
  }

  .nav-links.active a {
    padding: 0.85rem;
    font-size: 0.95rem;
  }

  .section {
    padding: 2rem 0;
  }

  .section-content {
    padding: 0 0.85rem;
  }

  .section h2 {
    font-size: 1.7rem;
    margin-bottom: 1.75rem;
  }

  .home-content {
    gap: 1.25rem;
  }

  .home-text h1 {
    font-size: 1.6rem;
    margin-bottom: 0.85rem;
  }

  .home-text p {
    font-size: 0.875rem;
    margin-bottom: 1.25rem;
  }

  .portrait-img {
    width: 160px;
    height: 160px;
  }

  .btn {
    padding: 0.7rem 1.25rem;
    font-size: 0.8rem;
  }

  .profile-title {
    font-size: 1.25rem;
  }

  .profile-description {
    padding: 1.35rem;
  }

  .profile-description p {
    font-size: 0.9rem;
    line-height: 1.65;
  }

  .stat-item {
    padding: 1.15rem 0.75rem;
  }

  .stat-number {
    font-size: 1.85rem;
  }

  .stat-label {
    font-size: 0.8rem;
  }

  .cv-download-btn {
    padding: 1rem 1.75rem;
    font-size: 0.95rem;
  }

  .detail-item {
    padding: 0.85rem;
    gap: 1rem;
  }

  .detail-icon {
    width: 36px;
    height: 36px;
    font-size: 1.05rem;
  }

  .detail-label {
    font-size: 0.8rem;
  }

  .detail-value {
    font-size: 0.9rem;
  }

  .skill-category {
    padding: 1.35rem;
  }

  .skill-category h3 {
    font-size: 1.25rem;
  }

  .skill-item {
    padding: 0.6rem;
  }

  .skill-item i {
    font-size: 1.35rem;
  }

  .skill-item span {
    font-size: 0.9rem;
  }

  .portfolio-filters {
    gap: 0.4rem;
  }

  .filter-btn {
    padding: 0.55rem 1rem;
    font-size: 0.8rem;
  }

  .project-card {
    flex: 0 0 220px;
    height: 385px;
  }

  .card-image {
    height: 130px;
  }

  .card-content {
    padding: 0.9rem;
  }

  .card-category {
    font-size: 0.8rem;
    padding: 0.35rem 0.85rem;
  }

  .project-title {
    font-size: 1.1rem;
  }

  .project-description {
    font-size: 0.85rem;
    line-height: 1.5;
  }

  .project-btn {
    padding: 0.7rem 1rem;
    font-size: 0.8rem;
    min-height: 42px;
  }

  .project-cards-wrapper {
    padding: 0 0.85rem;
    gap: 0.85rem;
  }

  .horizontal-scroll-container {
    padding: 1.15rem 0;
    height: 469px;
  }

  .contact-form {
    padding: 1.35rem;
  }

  .form-group {
    margin-bottom: 1.25rem;
  }

  .form-group label {
    font-size: 0.95rem;
    margin-bottom: 0.4rem;
  }

  .form-group input,
  .form-group textarea {
    padding: 0.85rem;
    font-size: 0.9rem;
  }

  .form-group textarea {
    min-height: 100px;
  }

  .footer-content {
    padding: 0 0.85rem;
  }

  .social-links a {
    width: 36px;
    height: 36px;
    font-size: 0.9rem;
  }

  .copyright {
    font-size: 0.8rem;
    line-height: 1.5;
  }
}

/* Landscape orientation optimizations */
@media (max-width: 896px) and (orientation: landscape) {
  .section {
    padding: 2.5rem 0;
  }

  .home-content {
    grid-template-columns: 1fr 1fr;
    gap: 2rem;
    text-align: left;
  }

  .home-text {
    order: 1;
    align-items: flex-start;
  }

  .home-image {
    order: 2;
  }

  .cta-buttons {
    justify-content: flex-start;
  }
}

@media (max-width: 667px) and (orientation: landscape) {
  .portrait-img {
    width: 180px;
    height: 180px;
  }

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

  .horizontal-scroll-container {
    height: auto;
    min-height: 400px;
  }
}

/* Dark mode improvements */
@media (prefers-color-scheme: dark) {
  .profile-image {
    border-color: var(--gray-700);
  }

  .tech-tag {
    background: var(--primary-light);
  }

  .form-group input:focus,
  .form-group textarea:focus {
    box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.1);
  }
}

/* Performance optimizations */
.project-card,
.skill-category,
.btn {
  will-change: transform;
}

/* Touch devices */
@media (hover: none) and (pointer: coarse) {
  .project-cards-wrapper {
    scroll-snap-type: x mandatory;
    -webkit-overflow-scrolling: touch;
  }

  .project-card {
    scroll-snap-align: start;
  }

  .project-card:hover {
    transform: none;
  }

  .skill-category:hover {
    transform: none;
  }
}

/* High contrast mode support */
@media (prefers-contrast: high) {
  :root {
    --border-color: var(--text-primary);
  }

  .btn {
    border: 2px solid currentColor;
  }
}

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

  html {
    scroll-behavior: auto;
  }
}
high {
  :root {
    --border-color: var(--text-primary);
  }

  .btn {
    border: 2px solid currentColor;
  }
}

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

  html {
    scroll-behavior: auto;
  }
}