/* Custom CSS Variables */
:root {
  --primary-glow: #00d4ff;
  --secondary-glow: #a855f7;
  --accent-glow: #10b981;
  --glass-bg: rgba(255, 255, 255, 0.05);
  --glass-border: rgba(255, 255, 255, 0.1);
}

/* Smooth scrolling */
html {
  scroll-behavior: smooth;
}

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

::-webkit-scrollbar-track {
  background: rgba(17, 24, 39, 0.5);
}

::-webkit-scrollbar-thumb {
  background: linear-gradient(
    45deg,
    var(--primary-glow),
    var(--secondary-glow)
  );
  border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
  background: linear-gradient(
    45deg,
    var(--secondary-glow),
    var(--primary-glow)
  );
}

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

@keyframes pulse-glow {
  0% {
    box-shadow: 0 0 20px rgba(0, 212, 255, 0.3);
    transform: scale(1);
  }
  100% {
    box-shadow: 0 0 40px rgba(0, 212, 255, 0.6);
    transform: scale(1.05);
  }
}

@keyframes slide-up {
  from {
    opacity: 0;
    transform: translateY(50px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes fade-in {
  from {
    opacity: 0;
  }
  to {
    opacity: 1;
  }
}

/* Floating Orbs Background */
.floating-orbs {
  position: absolute;
  width: 100%;
  height: 100%;
  overflow: hidden;
}

.orb {
  position: absolute;
  border-radius: 50%;
  filter: blur(1px);
  animation: float 8s ease-in-out infinite;
}

.orb-1 {
  width: 300px;
  height: 300px;
  background: radial-gradient(
    circle,
    rgba(168, 85, 247, 0.15) 0%,
    transparent 70%
  );
  top: 20%;
  left: 10%;
  animation-delay: -2s;
  animation-duration: 12s;
}

.orb-2 {
  width: 200px;
  height: 200px;
  background: radial-gradient(
    circle,
    rgba(0, 212, 255, 0.15) 0%,
    transparent 70%
  );
  top: 60%;
  right: 20%;
  animation-delay: -4s;
  animation-duration: 10s;
}

.orb-3 {
  width: 150px;
  height: 150px;
  background: radial-gradient(
    circle,
    rgba(16, 185, 129, 0.15) 0%,
    transparent 70%
  );
  bottom: 20%;
  left: 50%;
  animation-delay: -6s;
  animation-duration: 14s;
}

/* Glass Effect */
.glass-card {
  background: var(--glass-bg);
  backdrop-filter: blur(20px);
  border: 1px solid var(--glass-border);
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.1);
}

/* Liquid Glass Effect (iOS-like) */
.liquid-glass-card {
  background: rgba(255, 255, 255, 0.08);
  backdrop-filter: blur(30px) saturate(180%);
  -webkit-backdrop-filter: blur(30px) saturate(180%);
  border-radius: 20px;
  border: 1px solid rgba(255, 255, 255, 0.125);
  box-shadow: 0 8px 32px 0 rgba(31, 38, 135, 0.37);
  transition: all 0.3s ease-in-out;
}

.liquid-glass-card:hover {
  transform: translateY(-5px) scale(1.02);
  box-shadow: 0 12px 48px 0 rgba(31, 38, 135, 0.45);
}

/* Glow Text */
.glow-text {
  background: linear-gradient(
    45deg,
    var(--primary-glow),
    var(--secondary-glow)
  );
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  text-shadow: 0 0 30px rgba(0, 212, 255, 0.5);
}

.gradient-text {
  background: linear-gradient(45deg, #a855f7, #06b6d4, #10b981);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  background-size: 200% 200%;
  animation: gradient-shift 3s ease infinite;
}

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

/* Navigation */
.nav-link {
  position: relative;
  color: rgba(255, 255, 255, 0.8);
  text-decoration: none;
  transition: all 0.3s ease;
  padding: 0.5rem 1rem;
  border-radius: 0.5rem;
}

.nav-link:hover,
.nav-link.active {
  color: var(--primary-glow);
  background: rgba(0, 212, 255, 0.1);
}

.nav-link::before {
  content: "";
  position: absolute;
  bottom: 0;
  left: 50%;
  width: 0;
  height: 2px;
  background: linear-gradient(
    45deg,
    var(--primary-glow),
    var(--secondary-glow)
  );
  transition: all 0.3s ease;
  transform: translateX(-50%);
}

.nav-link:hover::before {
  width: 80%;
}

/* Cyber Buttons */
.cyber-btn {
  position: relative;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 1rem 2rem;
  font-weight: 600;
  text-decoration: none;
  border: none;
  border-radius: 0.75rem;
  cursor: pointer;
  transition: all 0.3s ease;
  overflow: hidden;
  background: transparent;
  font-size: 1rem;
}

.cyber-btn::before {
  content: "";
  position: absolute;
  inset: 0;
  padding: 2px;
  background: linear-gradient(
    45deg,
    var(--primary-glow),
    var(--secondary-glow)
  );
  border-radius: inherit;
  mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
  mask-composite: xor;
  -webkit-mask-composite: xor;
}

.cyber-btn.primary {
  background: linear-gradient(
    45deg,
    rgba(0, 212, 255, 0.1),
    rgba(168, 85, 247, 0.1)
  );
  color: white;
}

.cyber-btn.secondary {
  background: rgba(255, 255, 255, 0.05);
  color: white;
}

.cyber-btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 10px 25px rgba(0, 212, 255, 0.3);
}

/* Scroll Indicator */
.scroll-indicator {
  display: flex;
  justify-content: center;
  align-items: center;
  width: 40px;
  height: 40px;
  border: 2px solid var(--primary-glow);
  border-radius: 50%;
  animation: pulse-glow 2s ease-in-out infinite;
  cursor: pointer;
}

/* Stats Cards */
.stat-card {
  background: var(--glass-bg);
  backdrop-filter: blur(20px);
  border: 1px solid var(--glass-border);
  border-radius: 1rem;
  padding: 1.5rem;
  text-align: center;
  transition: all 0.3s ease;
}

.stat-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 10px 25px rgba(0, 212, 255, 0.2);
}

/* Skills */
.skill-category {
  background: var(--glass-bg);
  backdrop-filter: blur(20px);
  border: 1px solid var(--glass-border);
  border-radius: 1.5rem;
  padding: 2rem;
  transition: all 0.3s ease;
}

.skill-category:hover {
  transform: translateY(-5px);
  box-shadow: 0 15px 35px rgba(0, 0, 0, 0.2);
}

.skill-item {
  display: flex;
  align-items: center;
  gap: 1rem;
  padding: 0.75rem;
  border-radius: 0.75rem;
  transition: all 0.3s ease;
  color: rgba(255, 255, 255, 0.8);
}

.skill-item:hover {
  background: rgba(255, 255, 255, 0.05);
  color: white;
  transform: translateX(10px);
}

/* Projects */
.project-card {
  background: var(--glass-bg);
  backdrop-filter: blur(20px);
  border: 1px solid var(--glass-border);
  border-radius: 1.5rem;
  overflow: hidden;
  transition: all 0.3s ease;
}

.project-card:hover {
  transform: translateY(-10px);
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.3);
}

.project-image {
  position: relative;
  overflow: hidden;
}

.project-image::after {
  content: "";
  position: absolute;
  inset: 0;
  background: rgba(0, 0, 0, 0.4);
  opacity: 0;
  transition: opacity 0.3s ease;
}

.project-card:hover .project-image::after {
  opacity: 1;
}

.tech-tag {
  display: inline-block;
  padding: 0.25rem 0.75rem;
  background: rgba(168, 85, 247, 0.2);
  color: #c084fc;
  border-radius: 1rem;
  font-size: 0.875rem;
  font-weight: 500;
  border: 1px solid rgba(168, 85, 247, 0.3);
}

.project-link {
  display: inline-flex;
  align-items: center;
  color: var(--primary-glow);
  text-decoration: none;
  transition: all 0.3s ease;
  font-weight: 500;
}

.project-link:hover {
  color: white;
  transform: translateX(5px);
}

/* Contact */
.contact-item {
  display: flex;
  align-items: center;
  gap: 1rem;
  padding: 1rem;
  border-radius: 1rem;
  transition: all 0.3s ease;
}

.contact-item:hover {
  background: rgba(255, 255, 255, 0.05);
}

.social-link {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 3rem;
  height: 3rem;
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: 50%;
  color: rgba(255, 255, 255, 0.8);
  text-decoration: none;
  transition: all 0.3s ease;
  font-size: 1.25rem;
}

.social-link:hover {
  color: var(--primary-glow);
  background: rgba(0, 212, 255, 0.1);
  transform: translateY(-3px);
  box-shadow: 0 10px 20px rgba(0, 212, 255, 0.2);
}

/* Form Styles */
input,
textarea {
  transition: all 0.3s ease;
}

input:focus,
textarea:focus {
  box-shadow: 0 0 0 2px rgba(0, 212, 255, 0.3);
  transform: scale(1.02);
}

/* Section Styles for Free Scrolling */
.section {
  opacity: 1;
  transform: none;
  transition: none;
}

.section.visible {
  opacity: 1;
  transform: none;
}

/* 3D Section Container */
#container {
  transform-style: preserve-3d;
  perspective: 2000px;
}

/* Enhanced 3D Transition Effects */
.section-transition {
  position: relative;
  overflow: hidden;
}

.section-transition::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 0.8s ease;
  z-index: 1;
}

.section-transition.active::before {
  left: 100%;
}

/* 3D Emboss Effects */
.emboss-container {
  position: relative;
  perspective: 1000px;
}

.emboss-text {
  position: relative;
  transform-style: preserve-3d;
  text-shadow: 0 1px 0 rgba(255, 255, 255, 0.1), 0 2px 0 rgba(0, 0, 0, 0.1),
    0 3px 0 rgba(0, 0, 0, 0.1), 0 4px 0 rgba(0, 0, 0, 0.1),
    0 5px 0 rgba(0, 0, 0, 0.1), 0 6px 1px rgba(0, 0, 0, 0.3),
    0 0 5px rgba(0, 0, 0, 0.1), 0 1px 3px rgba(0, 0, 0, 0.3),
    0 3px 5px rgba(0, 0, 0, 0.2), 0 5px 10px rgba(0, 0, 0, 0.25);
  animation: emboss-float 6s ease-in-out infinite;
}

/* Enhanced readable text styles */
.glow-text-enhanced {
  background: linear-gradient(45deg, #00d4ff, #ffffff, #00d4ff);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  background-size: 200% 200%;
  animation: glow-pulse 3s ease infinite;
  filter: drop-shadow(0 0 15px rgba(0, 212, 255, 0.7))
    drop-shadow(0 0 30px rgba(0, 212, 255, 0.4));
  transform: translateZ(10px);
  text-shadow: 0 0 20px rgba(255, 255, 255, 0.5);
}
.text-patra {
  background: linear-gradient(45deg, #00d4ff, #ffffff, #00d4ff);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  background-size: 200% 200%;
  transform: translateZ(10px);
  text-shadow: 0 0 10px rgba(255, 255, 255, 0.1);
}

.gradient-text-enhanced {
  background: linear-gradient(45deg, #ffffff, #00d4ff, #a855f7, #ffffff);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  background-size: 300% 300%;
  animation: gradient-enhanced 4s ease infinite;
  filter: drop-shadow(0 0 10px rgba(255, 255, 255, 0.6))
    drop-shadow(0 0 20px rgba(0, 212, 255, 0.4));
  transform: translateZ(5px);
  text-shadow: 0 0 15px rgba(255, 255, 255, 0.3);
}

@keyframes glow-pulse {
  0%,
  100% {
    background-position: 0% 50%;
    filter: drop-shadow(0 0 15px rgba(0, 212, 255, 0.7))
      drop-shadow(0 0 30px rgba(0, 212, 255, 0.4));
  }
  50% {
    background-position: 100% 50%;
    filter: drop-shadow(0 0 25px rgba(0, 212, 255, 0.9))
      drop-shadow(0 0 40px rgba(0, 212, 255, 0.6));
  }
}

@keyframes gradient-enhanced {
  0%,
  100% {
    background-position: 0% 50%;
  }
  33% {
    background-position: 50% 0%;
  }
  66% {
    background-position: 100% 50%;
  }
}

@keyframes emboss-float {
  0%,
  100% {
    transform: translateY(0px) rotateX(0deg);
  }
  50% {
    transform: translateY(-10px) rotateX(2deg);
  }
}

/* Animated Code Blocks */
.code-block {
  position: absolute;
  font-family: "JetBrains Mono", monospace;
  font-weight: 600;
  color: rgba(0, 212, 255, 0.6);
  font-size: 1.5rem;
  background: rgba(15, 23, 42, 0.8);
  backdrop-filter: blur(10px);
  border: 1px solid rgba(0, 212, 255, 0.2);
  border-radius: 8px;
  padding: 0.5rem 1rem;
  animation: code-float 8s ease-in-out infinite;
  transform-style: preserve-3d;
  box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1),
    inset 0 1px 0 rgba(255, 255, 255, 0.1);
}

.code-block-1 {
  top: 15%;
  left: 10%;
  animation-delay: 0s;
  animation-duration: 12s;
}

.code-block-2 {
  top: 25%;
  right: 15%;
  animation-delay: -2s;
  animation-duration: 10s;
}

.code-block-3 {
  bottom: 30%;
  left: 20%;
  animation-delay: -4s;
  animation-duration: 14s;
}

.code-block-4 {
  top: 45%;
  right: 25%;
  animation-delay: -6s;
  animation-duration: 11s;
}

.code-block-5 {
  bottom: 20%;
  right: 10%;
  animation-delay: -8s;
  animation-duration: 13s;
}

@keyframes code-float {
  0%,
  100% {
    transform: translateY(0px) translateZ(0px) rotateY(0deg);
    opacity: 0.6;
  }
  25% {
    transform: translateY(-20px) translateZ(10px) rotateY(5deg);
    opacity: 0.8;
  }
  50% {
    transform: translateY(-10px) translateZ(20px) rotateY(0deg);
    opacity: 1;
  }
  75% {
    transform: translateY(-25px) translateZ(10px) rotateY(-5deg);
    opacity: 0.8;
  }
}

/* Puzzle Pieces */
.puzzle-piece {
  position: absolute;
  width: 60px;
  height: 60px;
  color: rgba(168, 85, 247, 0.3);
  animation: puzzle-float 10s ease-in-out infinite;
  transform-style: preserve-3d;
  filter: drop-shadow(0 4px 8px rgba(0, 0, 0, 0.2));
}

.puzzle-1 {
  top: 20%;
  left: 5%;
  animation-delay: -1s;
  animation-duration: 15s;
}

.puzzle-2 {
  top: 60%;
  right: 8%;
  animation-delay: -3s;
  animation-duration: 12s;
}

.puzzle-3 {
  bottom: 25%;
  left: 15%;
  animation-delay: -5s;
  animation-duration: 18s;
}

@keyframes puzzle-float {
  0%,
  100% {
    transform: translateY(0px) rotateZ(0deg) scale(1);
    opacity: 0.3;
  }
  33% {
    transform: translateY(-30px) rotateZ(120deg) scale(1.1);
    opacity: 0.6;
  }
  66% {
    transform: translateY(-15px) rotateZ(240deg) scale(0.9);
    opacity: 0.8;
  }
}

/* Geometric Shapes */
.geo-shape {
  position: absolute;
  background: linear-gradient(
    45deg,
    rgba(16, 185, 129, 0.2),
    rgba(0, 212, 255, 0.2)
  );
  border: 1px solid rgba(16, 185, 129, 0.3);
  animation: geo-float 8s ease-in-out infinite;
  transform-style: preserve-3d;
}

.geo-1 {
  width: 40px;
  height: 40px;
  top: 35%;
  left: 8%;
  clip-path: polygon(50% 0%, 0% 100%, 100% 100%);
  animation-delay: -2s;
  animation-duration: 16s;
}

.geo-2 {
  width: 35px;
  height: 35px;
  top: 55%;
  right: 12%;
  border-radius: 50%;
  animation-delay: -4s;
  animation-duration: 14s;
}

.geo-3 {
  width: 45px;
  height: 45px;
  bottom: 35%;
  right: 5%;
  clip-path: polygon(25% 0%, 75% 0%, 100% 50%, 75% 100%, 25% 100%, 0% 50%);
  animation-delay: -6s;
  animation-duration: 12s;
}

.geo-4 {
  width: 30px;
  height: 30px;
  top: 70%;
  left: 12%;
  transform: rotate(45deg);
  animation-delay: -8s;
  animation-duration: 20s;
}

@keyframes geo-float {
  0%,
  100% {
    transform: translateY(0px) rotateZ(0deg) translateZ(0px);
    opacity: 0.2;
  }
  50% {
    transform: translateY(-40px) rotateZ(180deg) translateZ(20px);
    opacity: 0.6;
  }
}

/* Section Base Styles */
.section {
  padding-top: 6rem; /* Reduced padding for better navbar scroll positioning */
  padding-bottom: 4rem;
  min-height: 100vh;
  scroll-margin-top: 4rem; /* Ensures proper positioning when scrolled to */
}

/* Home section specific styling */
#home {
  padding-top: 0; /* Remove extra padding for home section */
  display: flex;
  align-items: center;
  justify-content: center;
  scroll-margin-top: 0; /* No scroll margin for home section */
}

/* Responsive Design */
@media (max-width: 768px) {
  .section {
    padding-top: 5rem; /* Reduced mobile padding for better positioning */
    padding-bottom: 3rem;
    min-height: calc(100vh - 2rem);
    scroll-margin-top: 3rem; /* Adjust scroll margin for mobile */
  }

  #home {
    padding-top: 4rem; /* Reduced mobile home padding */
    padding-bottom: 3rem;
    scroll-margin-top: 0;
  }

  .text-4xl {
    font-size: 2rem;
  }
  .text-5xl {
    font-size: 2.5rem;
  }
  .text-6xl {
    font-size: 3rem;
  }
  .text-8xl {
    font-size: 3.5rem;
  }

  .cyber-btn {
    padding: 0.75rem 1.5rem;
    font-size: 0.9rem;
    margin: 0.25rem 0;
  }

  .orb-1,
  .orb-2,
  .orb-3 {
    display: none;
  }

  .skill-category,
  .project-card {
    margin-bottom: 1rem;
  }

  /* Hide some animated elements on mobile for performance */
  .code-block,
  .puzzle-piece,
  .geo-shape {
    display: none;
  }

  .emboss-text {
    text-shadow: 0 1px 0 rgba(255, 255, 255, 0.1), 0 2px 0 rgba(0, 0, 0, 0.1),
      0 3px 0 rgba(0, 0, 0, 0.1), 0 0 5px rgba(0, 0, 0, 0.1);
  }

  /* Fix scroll indicator position on mobile */
  .scroll-indicator {
    bottom: 1rem;
    transform: translateX(-50%) scale(0.8);
  }
}

@media (max-width: 640px) {
  .section {
    padding-top: 4rem; /* Further reduced for small mobile */
    padding-bottom: 2rem;
    min-height: calc(100vh - 2rem);
    scroll-margin-top: 2rem;
  }

  /* Specific fix for home section */
  #home {
    padding-top: 3rem;
    padding-bottom: 2rem;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    scroll-margin-top: 0;
  }

  .text-4xl {
    font-size: 1.75rem;
  }
  .text-5xl {
    font-size: 2rem;
  }
  .text-6xl {
    font-size: 2.5rem;
  }
  .text-8xl {
    font-size: 3rem;
  }

  .cyber-btn {
    padding: 0.6rem 1.25rem;
    font-size: 0.85rem;
    width: 100%;
    margin: 0.25rem 0;
  }

  .space-y-6 > * + * {
    margin-top: 1rem;
  }

  .space-y-8 > * + * {
    margin-top: 1.5rem;
  }

  .stat-card {
    padding: 1rem;
  }

  .skill-category {
    padding: 1.5rem;
  }

  .project-card {
    margin-bottom: 1.5rem;
  }

  .tech-tag {
    padding: 0.2rem 0.6rem;
    font-size: 0.75rem;
  }

  /* Ensure scroll indicator doesn't overlap with buttons */
  .scroll-indicator {
    bottom: 0.5rem;
    z-index: 5;
  }
}

/* Mobile-specific improvements */
@media (max-width: 480px) {
  .emboss-text {
    line-height: 1.1;
  }

  .text-4xl {
    font-size: 1.5rem;
  }
  .text-5xl {
    font-size: 1.75rem;
  }
  .text-6xl {
    font-size: 2rem;
  }
  .text-8xl {
    font-size: 2.5rem;
  }

  .cyber-btn {
    padding: 0.5rem 1rem;
    font-size: 0.8rem;
  }

  .glass-card {
    padding: 1rem;
  }

  .project-card .project-image > div {
    height: 120px;
  }

  .project-card .project-image i {
    font-size: 3rem !important;
  }
}

/* Loading Animation */
.fade-in {
  animation: fade-in 0.8s ease-out;
}

.slide-up {
  animation: slide-up 0.6s ease-out;
}

/* Custom cursor effects */
@media (hover: hover) {
  .cyber-btn,
  .nav-link,
  .project-card,
  .social-link {
    cursor: pointer;
  }
}

/* Improved Glass Effect for better visibility */
@media (prefers-reduced-transparency: no-preference) {
  .glass-card {
    background: rgba(15, 23, 42, 0.7);
    backdrop-filter: blur(20px);
    border: 1px solid rgba(148, 163, 184, 0.1);
  }
}

/* Loading Screen Styles */
#loading-screen {
  background: radial-gradient(
    circle at center,
    #1a1a2e 0%,
    #16213e 50%,
    #0f0f0f 100%
  );
  z-index: 9999;
  animation: loading-fade-out 0.8s ease-out 3s forwards;
}

.loading-logo {
  animation: loading-glow 2s ease-in-out infinite alternate;
}

.glow-text-loading {
  background: linear-gradient(45deg, #00d4ff, #ffffff, #a855f7);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  background-size: 200% 200%;
  animation: gradient-shift 2s ease infinite;
  filter: drop-shadow(0 0 20px rgba(0, 212, 255, 0.8));
}

.loading-spinner {
  position: relative;
  width: 80px;
  height: 80px;
  margin: 0 auto;
}

.spinner-ring {
  position: absolute;
  width: 100%;
  height: 100%;
  border: 3px solid transparent;
  border-top: 3px solid #00d4ff;
  border-radius: 50%;
  animation: spin 1.5s linear infinite;
}

.spinner-ring.delay-1 {
  animation-delay: 0.2s;
  border-top-color: #a855f7;
  width: 90%;
  height: 90%;
  top: 5%;
  left: 5%;
}

.spinner-ring.delay-2 {
  animation-delay: 0.4s;
  border-top-color: #10b981;
  width: 80%;
  height: 80%;
  top: 10%;
  left: 10%;
}

.loading-progress {
  width: 200px;
  height: 4px;
  background: rgba(255, 255, 255, 0.1);
  border-radius: 2px;
  margin: 0 auto;
  overflow: hidden;
}

.progress-bar {
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, #00d4ff, #a855f7, #10b981);
  border-radius: 2px;
  animation: loading-progress 3s ease-out forwards;
  transform: translateX(-100%);
}

@keyframes spin {
  0% {
    transform: rotate(0deg);
  }
  100% {
    transform: rotate(360deg);
  }
}

@keyframes loading-glow {
  0% {
    filter: drop-shadow(0 0 20px rgba(0, 212, 255, 0.5));
    transform: scale(1);
  }
  100% {
    filter: drop-shadow(0 0 30px rgba(0, 212, 255, 0.8));
    transform: scale(1.05);
  }
}

@keyframes loading-progress {
  0% {
    transform: translateX(-100%);
  }
  100% {
    transform: translateX(0%);
  }
}

@keyframes loading-fade-out {
  0% {
    opacity: 1;
    visibility: visible;
  }
  100% {
    opacity: 0;
    visibility: hidden;
  }
}

/* Profile Styles */
.profile-container {
  display: flex;
  justify-content: center;
  margin-bottom: 2rem;
}

.profile-card {
  text-align: center;
  padding: 1.5rem;
  background: rgba(15, 23, 42, 0.8);
  backdrop-filter: blur(20px);
  border: 1px solid rgba(0, 212, 255, 0.2);
  border-radius: 2rem;
  position: relative;
  overflow: hidden;
  transform-style: preserve-3d;
  transition: all 0.5s ease;
}

.profile-card:hover {
  transform: translateY(-10px) rotateX(5deg);
  box-shadow: 0 20px 40px rgba(0, 212, 255, 0.3);
}

.profile-image {
  position: relative;
  width: 120px;
  height: 120px;
  margin: 0 auto;
}

.profile-avatar {
  width: 100px;
  height: 100px;
  background: linear-gradient(
    45deg,
    rgba(0, 212, 255, 0.2),
    rgba(168, 85, 247, 0.2)
  );
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto;
  position: relative;
  z-index: 2;
  border: 2px solid rgba(0, 212, 255, 0.5);
}

.profile-ring {
  position: absolute;
  top: -10px;
  left: -10px;
  width: 120px;
  height: 120px;
  border: 2px solid transparent;
  border-radius: 50%;
  background: linear-gradient(45deg, #00d4ff, #a855f7) border-box;
  mask: linear-gradient(#fff 0 0) padding-box, linear-gradient(#fff 0 0);
  mask-composite: subtract;
  animation: profile-rotate 4s linear infinite;
}

.profile-glow {
  position: absolute;
  top: -20px;
  left: -20px;
  width: 140px;
  height: 140px;
  background: radial-gradient(
    circle,
    rgba(0, 212, 255, 0.3) 0%,
    transparent 70%
  );
  border-radius: 50%;
  animation: profile-pulse 3s ease-in-out infinite;
}

.status-dot {
  display: inline-block;
  width: 8px;
  height: 8px;
  background: #10b981;
  border-radius: 50%;
  margin-right: 0.5rem;
  animation: status-blink 2s ease-in-out infinite;
}

@keyframes profile-rotate {
  0% {
    transform: rotate(0deg);
  }
  100% {
    transform: rotate(360deg);
  }
}

@keyframes profile-pulse {
  0%,
  100% {
    opacity: 0.3;
    transform: scale(1);
  }
  50% {
    opacity: 0.6;
    transform: scale(1.1);
  }
}

@keyframes status-blink {
  0%,
  100% {
    opacity: 1;
  }
  50% {
    opacity: 0.5;
  }
}

/* Section 3D Elements */
.section-3d {
  position: relative;
  transform-style: preserve-3d;
}

.section-bg-elements {
  position: absolute;
  inset: 0;
  pointer-events: none;
  z-index: 1;
}

.floating-card {
  position: absolute;
  width: 80px;
  height: 80px;
  background: rgba(15, 23, 42, 0.8);
  backdrop-filter: blur(10px);
  border: 1px solid rgba(0, 212, 255, 0.3);
  border-radius: 1rem;
  display: flex;
  align-items: center;
  justify-content: center;
  color: rgba(0, 212, 255, 0.7);
  animation: card-float 8s ease-in-out infinite;
  transform-style: preserve-3d;
}

.card-1 {
  top: 15%;
  left: 5%;
  animation-delay: 0s;
  animation-duration: 12s;
}

.card-2 {
  top: 60%;
  right: 10%;
  animation-delay: -4s;
  animation-duration: 10s;
}

.card-3 {
  bottom: 20%;
  left: 15%;
  animation-delay: -8s;
  animation-duration: 14s;
}

@keyframes card-float {
  0%,
  100% {
    transform: translateY(0px) translateZ(0px) rotateY(0deg);
    opacity: 0.7;
  }
  25% {
    transform: translateY(-30px) translateZ(20px) rotateY(15deg);
    opacity: 1;
  }
  50% {
    transform: translateY(-15px) translateZ(40px) rotateY(0deg);
    opacity: 0.8;
  }
  75% {
    transform: translateY(-40px) translateZ(20px) rotateY(-15deg);
    opacity: 1;
  }
}

.floating-tech {
  position: absolute;
  width: 60px;
  height: 60px;
  background: rgba(168, 85, 247, 0.1);
  backdrop-filter: blur(10px);
  border: 1px solid rgba(168, 85, 247, 0.3);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: rgba(168, 85, 247, 0.8);
  animation: tech-orbit 10s linear infinite;
  transform-style: preserve-3d;
}

.tech-1 {
  top: 20%;
  left: 8%;
  animation-delay: 0s;
}

.tech-2 {
  top: 30%;
  right: 12%;
  animation-delay: -2.5s;
}

.tech-3 {
  bottom: 25%;
  left: 10%;
  animation-delay: -5s;
}

.tech-4 {
  bottom: 35%;
  right: 8%;
  animation-delay: -7.5s;
}

@keyframes tech-orbit {
  0% {
    transform: translateY(0px) rotateZ(0deg) translateZ(0px);
    opacity: 0.6;
  }
  25% {
    transform: translateY(-20px) rotateZ(90deg) translateZ(15px);
    opacity: 1;
  }
  50% {
    transform: translateY(0px) rotateZ(180deg) translateZ(30px);
    opacity: 0.8;
  }
  75% {
    transform: translateY(20px) rotateZ(270deg) translateZ(15px);
    opacity: 1;
  }
  100% {
    transform: translateY(0px) rotateZ(360deg) translateZ(0px);
    opacity: 0.6;
  }
}

/* Enhanced Skill Categories */
.skill-category-enhanced {
  background: rgba(15, 23, 42, 0.8);
  backdrop-filter: blur(20px);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 2rem;
  padding: 2rem;
  transition: all 0.5s ease;
  transform-style: preserve-3d;
  position: relative;
  overflow: hidden;
}

.skill-category-enhanced::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: linear-gradient(
    90deg,
    transparent,
    var(--primary-glow),
    transparent
  );
  opacity: 0;
  transition: opacity 0.3s ease;
}

.skill-category-enhanced:hover {
  transform: translateY(-10px) rotateX(5deg);
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.3);
  border-color: rgba(0, 212, 255, 0.3);
}

.skill-category-enhanced:hover::before {
  opacity: 1;
}

.skill-header {
  display: flex;
  align-items: center;
  gap: 1rem;
  margin-bottom: 2rem;
  padding-bottom: 1rem;
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.skill-icon-container {
  width: 60px;
  height: 60px;
  background: rgba(255, 255, 255, 0.05);
  border-radius: 1rem;
  display: flex;
  align-items: center;
  justify-content: center;
  border: 1px solid rgba(255, 255, 255, 0.1);
}

.skill-grid {
  display: grid;
  gap: 1rem;
}

.skill-item-enhanced {
  display: flex;
  align-items: center;
  gap: 1rem;
  padding: 1rem;
  background: rgba(255, 255, 255, 0.03);
  border-radius: 1rem;
  border: 1px solid rgba(255, 255, 255, 0.05);
  transition: all 0.3s ease;
  position: relative;
  overflow: hidden;
}

.skill-item-enhanced:hover {
  background: rgba(255, 255, 255, 0.08);
  transform: translateX(10px);
  border-color: rgba(0, 212, 255, 0.3);
}

.skill-icon {
  width: 40px;
  height: 40px;
  background: rgba(0, 212, 255, 0.1);
  border-radius: 0.5rem;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #00d4ff;
  font-size: 1.25rem;
  border: 1px solid rgba(0, 212, 255, 0.3);
}

.skill-content {
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
}

.skill-name {
  font-weight: 600;
  color: white;
  font-size: 0.95rem;
}

.skill-level {
  font-size: 0.8rem;
  color: rgba(255, 255, 255, 0.6);
}

.skill-progress {
  width: 60px;
  height: 4px;
  background: rgba(255, 255, 255, 0.1);
  border-radius: 2px;
  overflow: hidden;
  position: relative;
}

.progress-fill {
  height: 100%;
  background: linear-gradient(90deg, #00d4ff, #a855f7);
  border-radius: 2px;
  transition: width 1s ease;
  position: relative;
}

.progress-fill::after {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: linear-gradient(
    90deg,
    transparent,
    rgba(255, 255, 255, 0.3),
    transparent
  );
  animation: progress-shine 2s ease infinite;
}

@keyframes progress-shine {
  0% {
    transform: translateX(-100%);
  }
  100% {
    transform: translateX(100%);
  }
}

/* Floating Project Elements */
.floating-project {
  position: absolute;
  width: 70px;
  height: 70px;
  background: rgba(16, 185, 129, 0.1);
  backdrop-filter: blur(10px);
  border: 1px solid rgba(16, 185, 129, 0.3);
  border-radius: 1rem;
  display: flex;
  align-items: center;
  justify-content: center;
  color: rgba(16, 185, 129, 0.8);
  animation: project-drift 12s ease-in-out infinite;
  transform-style: preserve-3d;
}

.project-1 {
  top: 25%;
  left: 8%;
  animation-delay: 0s;
  animation-duration: 16s;
}

.project-2 {
  top: 50%;
  right: 10%;
  animation-delay: -5s;
  animation-duration: 14s;
}

.project-3 {
  bottom: 30%;
  left: 12%;
  animation-delay: -10s;
  animation-duration: 18s;
}

@keyframes project-drift {
  0%,
  100% {
    transform: translateY(0px) translateX(0px) rotateY(0deg);
    opacity: 0.6;
  }
  25% {
    transform: translateY(-25px) translateX(15px) rotateY(90deg);
    opacity: 1;
  }
  50% {
    transform: translateY(-10px) translateX(-10px) rotateY(180deg);
    opacity: 0.8;
  }
  75% {
    transform: translateY(-35px) translateX(20px) rotateY(270deg);
    opacity: 1;
  }
}

/* Enhanced responsive design for mobile */
@media (max-width: 768px) {
  .floating-card,
  .floating-tech,
  .floating-project {
    display: none;
  }

  .profile-container {
    margin-bottom: 1rem; /* Adjust spacing below the profile section */
  }

  .profile-card {
    width: 100%;
    padding: 1rem;
    border-radius: 1.5rem;
  }

  .profile-image {
    width: 100px; /* Smaller size for mobile */
    height: 100px;
    margin: 0 auto 1rem; /* Center and add space below */
  }

  .profile-avatar {
    width: 80px; /* Smaller avatar inside the image container */
    height: 80px;
    border-width: 1px; /* Thinner border */
  }

  .profile-ring {
    width: 110px; /* Adjust ring size to match new image size */
    height: 110px;
    top: -5px;
    left: -5px;
  }

  .profile-glow {
    width: 120px; /* Adjust glow size */
    height: 120px;
    top: -10px;
    left: -10px;
  }

  .profile-image .fas {
    font-size: 2.5rem !important; /* Adjust icon size */
  }

  .skill-category-enhanced {
    padding: 1.5rem;
    margin-bottom: 1rem;
    width: 100%;
  }

  /* Make tech stack grid full width on mobile */
  .grid.md\\:grid-cols-3 {
    grid-template-columns: 1fr;
    width: 100%;
  }

  .skill-header {
    margin-bottom: 1.5rem;
  }

  .skill-icon-container {
    width: 50px;
    height: 50px;
  }

  .skill-item-enhanced {
    padding: 0.75rem;
  }

  .skill-icon {
    width: 35px;
    height: 35px;
    font-size: 1rem;
  }

  .skill-name {
    font-size: 0.9rem;
  }

  .skill-level {
    font-size: 0.75rem;
  }

  .skill-progress {
    width: 50px;
    height: 3px;
  }
}

@media (max-width: 640px) {
  .profile-card {
    padding: 0.75rem;
  }

  .profile-image {
    width: 80px;
    height: 80px;
  }

  .profile-avatar {
    width: 60px;
    height: 60px;
  }

  .profile-avatar i {
    font-size: 2.5rem;
  }

  .skill-category-enhanced {
    padding: 1rem;
    width: 100%;
    max-width: 100%;
  }

  /* Ensure full width for tech stack cards */
  .grid {
    grid-template-columns: 1fr !important;
    gap: 1rem;
  }

  .skill-header {
    flex-direction: column;
    text-align: center;
    gap: 0.5rem;
    margin-bottom: 1rem;
  }

  .skill-grid {
    gap: 0.75rem;
  }

  .skill-item-enhanced {
    padding: 0.5rem;
    gap: 0.75rem;
  }
}

/* Mobile Bottom Navigation */
.mobile-nav-container {
  background: rgba(15, 23, 42, 0.95);
  backdrop-filter: blur(20px);
  border-top: 1px solid rgba(0, 212, 255, 0.2);
  padding: 0.5rem 0;
  box-shadow: 0 -10px 30px rgba(0, 0, 0, 0.3);
}

.mobile-nav-grid {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  max-width: 100%;
  margin: 0 auto;
}

.mobile-nav-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 0.75rem 0.5rem;
  text-decoration: none;
  color: rgba(255, 255, 255, 0.6);
  transition: all 0.3s ease;
  position: relative;
  min-height: 60px;
}

.mobile-nav-item.active {
  color: #00d4ff;
  transform: translateY(-2px);
}

.mobile-nav-item.active .mobile-nav-icon {
  background: rgba(0, 212, 255, 0.2);
  border-color: rgba(0, 212, 255, 0.5);
  color: #00d4ff;
  transform: scale(1.1);
}

.mobile-nav-item.active::before {
  content: "";
  position: absolute;
  top: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 24px;
  height: 3px;
  background: linear-gradient(90deg, #00d4ff, #a855f7);
  border-radius: 0 0 3px 3px;
}

.mobile-nav-icon {
  width: 32px;
  height: 32px;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 0.25rem;
  transition: all 0.3s ease;
  font-size: 0.9rem;
}

.mobile-nav-label {
  font-size: 0.65rem;
  font-weight: 500;
  text-align: center;
  line-height: 1;
}

.mobile-nav-item:hover {
  color: rgba(255, 255, 255, 0.9);
}

.mobile-nav-item:hover .mobile-nav-icon {
  background: rgba(255, 255, 255, 0.1);
  border-color: rgba(255, 255, 255, 0.2);
  transform: scale(1.05);
}

/* Enhanced responsive design for mobile with bottom nav */
@media (max-width: 768px) {
  .section {
    padding-top: 5rem;
    padding-bottom: 6rem; /* Add bottom padding for mobile nav */
    min-height: calc(100vh - 5rem);
  }

  /* Specific fix for home section with mobile nav */
  #home {
    padding: 3rem 0 8rem 0;
    min-height: calc(100vh - 3rem);
    display: flex;
    align-items: center;
    justify-content: center;
  }

  .floating-card,
  .floating-tech,
  .floating-project {
    display: none;
  }

  .profile-container {
    margin-bottom: 1rem;
  }

  .profile-card {
    padding: 1rem;
    border-radius: 1.5rem;
  }

  .profile-image {
    width: 100px;
    height: 100px;
  }

  .profile-avatar {
    width: 80px;
    height: 80px;
  }

  .skill-category-enhanced {
    padding: 1.5rem;
    margin-bottom: 1rem;
  }

  .skill-header {
    margin-bottom: 1.5rem;
  }

  .skill-icon-container {
    width: 50px;
    height: 50px;
  }

  .skill-item-enhanced {
    padding: 0.75rem;
  }

  .skill-icon {
    width: 35px;
    height: 35px;
    font-size: 1rem;
  }

  .skill-name {
    font-size: 0.9rem;
  }

  .skill-level {
    font-size: 0.75rem;
  }

  .skill-progress {
    width: 50px;
    height: 3px;
  }

  /* Hide hamburger menu button when bottom nav is visible */
  /* #menu-toggle {
    display: none;
  } */

  /* Adjust scroll indicator positioning */
  .scroll-indicator {
    bottom: 8rem !important;
    transform: translateX(-50%) scale(0.9);
  }
}

@media (max-width: 640px) {
  .section {
    padding: 4rem 0 7rem 0;
    min-height: calc(100vh - 4rem);
  }

  #home {
    padding: 2rem 0 9rem 0;
    min-height: calc(100vh - 2rem);
  }

  .profile-card {
    padding: 0.75rem;
  }

  .profile-image {
    width: 80px;
    height: 80px;
  }

  .profile-avatar {
    width: 60px;
    height: 60px;
  }

  .profile-avatar i {
    font-size: 2.5rem;
  }

  .skill-category-enhanced {
    padding: 1rem;
  }

  .skill-header {
    flex-direction: column;
    text-align: center;
    gap: 0.5rem;
    margin-bottom: 1rem;
  }

  .skill-grid {
    gap: 0.75rem;
  }

  .skill-item-enhanced {
    padding: 0.5rem;
    gap: 0.75rem;
  }

  .mobile-nav-item {
    padding: 0.5rem 0.25rem;
    min-height: 56px;
  }

  .mobile-nav-icon {
    width: 28px;
    height: 28px;
    font-size: 0.8rem;
  }

  .mobile-nav-label {
    font-size: 0.6rem;
  }

  .scroll-indicator {
    bottom: 7rem !important;
  }
}

/* High contrast mode support */
@media (prefers-contrast: high) {
  .glass-card {
    background: rgba(15, 23, 42, 0.95);
    border: 2px solid rgba(148, 163, 184, 0.3);
  }

  .glow-text,
  .gradient-text {
    color: #00d4ff;
    -webkit-text-fill-color: #00d4ff;
  }

  .mobile-nav-container {
    background: rgba(15, 23, 42, 0.98);
    border-top: 2px solid rgba(0, 212, 255, 0.4);
  }
}