/* =============================================================================
   MAIN.CSS - Enhanced Styles & Micro-interactions
   ============================================================================= */

/* ===== GLOBAL ENHANCEMENTS ===== */

/* Global Aurora Background */
body {
  position: relative;
}

body::before {
  content: '';
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: 
    radial-gradient(circle at 20% 20%, rgba(0, 0, 0, 0.9) 0%, transparent 100%),
    radial-gradient(circle at 80% 20%, rgba(0, 0, 0, 0.7) 0%, transparent 100%),
    radial-gradient(circle at 40% 60%, rgba(0, 0, 0, 0.7) 0%, transparent 100%),
    radial-gradient(circle at 60% 40%, rgba(0, 0, 0, 0.7) 0%, transparent 100%),
    radial-gradient(circle at 30% 70%, rgba(0, 0, 0, 0.8) 0%, transparent 100%);
  background-blend-mode: screen, multiply, overlay;
  filter: saturate(1.8) contrast(1.3) brightness(0.9);
  pointer-events: auto;
  z-index: -1;
  animation: background-aurora 80s ease-in-out infinite;
  background-size: 200% 200%;
} 

@keyframes background-aurora {
  0% {
    background-position: 20% 30%, 80% 80%, 40% 60%, 60% 40%, 30% 70%;
    opacity: 0.8;
  }
  25% {
    background-position: 30% 25%, 75% 70%, 45% 65%, 65% 35%, 35% 75%;
    opacity: 0.9;
  }
  50% {
    background-position: 25% 35%, 70% 75%, 50% 55%, 55% 45%, 40% 65%;
    opacity: 1;
  }
  75% {
    background-position: 15% 20%, 85% 65%, 35% 50%, 60% 50%, 25% 80%;
    opacity: 0.85;
  }
  100% {
    background-position: 20% 30%, 80% 80%, 40% 60%, 60% 40%, 30% 70%;
    opacity: 0.8;
  }
}

/* Smooth scrolling with inertia */
html {
  scroll-behavior: smooth;
  scroll-padding-top: 80px; /* Account for fixed header */
}

/* Native smooth scrolling */
html {
  scroll-behavior: smooth;
  scroll-padding-top: 140px; /* Account for fixed navbar + extra padding */
}


/* Scroll state for visual effects */
body.is-scrolling {
  transition: transform 0.05s ease-out;
}

/* Smooth scroll for sections */
section {
  scroll-margin-top: 80px;
}

/* Subtle scroll momentum visual feedback */
body.is-scrolling .hero-section {
  transform: translateY(-1px);
  transition: transform 0.05s ease-out;
}

body.is-scrolling .projects-section,
body.is-scrolling .about-section,
body.is-scrolling .contact-section {
  transform: translateY(-0.5px);
  transition: transform 0.05s ease-out;
}

/* ===== ENHANCED SKILLS CARDS ===== */

.skills-grid {
  position: relative;
  z-index: 2;
}

.skill-category {
  border-radius: var(--radius-2xl);
  padding: var(--space-8);
  position: relative;
  cursor: pointer;
  text-align: center;
  transition: all var(--transition-normal);
  overflow: hidden;
}

/* Gradient stroke border */
.skill-category::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  border-radius: var(--radius-2xl);
  padding: 2px;
  background: linear-gradient(135deg, 
    var(--color-primary-700) 0%, 
    var(--color-primary-950) 25%, 
    var(--color-accent-900) 50%, 
    var(--color-primary-700) 75%, 
    var(--color-primary-900) 100%);
  mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
  mask-composite: exclude;
  -webkit-mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
  -webkit-mask-composite: xor;
  opacity: 0.6;
  transition: all var(--transition-normal);
}

.skill-category:hover::before {
  opacity: 1;
  background: linear-gradient(135deg, 
    var(--color-primary-300) 0%, 
    var(--color-secondary-300) 25%, 
    var(--color-accent-300) 50%, 
    var(--color-primary-300) 75%, 
    var(--color-secondary-300) 100%);
  animation: gradient-rotate 3s linear infinite;
}

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

.skill-category:hover {
  transform: translateY(-4px);
  box-shadow: 
    0 20px 40px rgba(0, 0, 0, 0.4),
    0 0 0 1px rgba(255, 255, 255, 0.1);
}

.skill-category h3 {
  color: var(--color-neutral-300);
  margin-bottom: var(--space-6);
  font-size: var(--font-size-xl);
  font-weight: var(--font-weight-bold);
  position: relative;
  z-index: 2;
  transition: all var(--transition-normal);
  transform-origin: center;
}

.skill-category:hover h3 {
  color: var(--color-primary-300);
  transform: scale(1.1) translateY(-2px);
  text-shadow: 0 0 30px rgba(99, 102, 241, 0.8);
  letter-spacing: 0.05em;
}

.skill-category ul {
  list-style: none;
  padding: 0;
  position: relative;
  z-index: 2;
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-3);
  justify-content: center;
}

.skill-category ul li {
  border-radius: var(--radius-full);
  padding: var(--space-2) var(--space-4);
  color: var(--color-neutral-300);
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-medium);
  transition: all var(--transition-normal);
  position: relative;
  overflow: hidden;
}

.skill-category ul li::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.1), transparent);
  transition: left 0.6s ease;
}

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

.skill-category:hover ul li {
  background: linear-gradient(135deg, 
    rgba(29, 30, 88, 0.2) 0%, 
    rgba(119, 89, 189, 0.2) 100%);
  border-color: rgba(99, 102, 241, 0.4);
  color: var(--color-neutral-200);
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(99, 102, 241, 0.2);
}

.skill-category ul li:last-child {
  margin-bottom: 0;
}

/* Enhanced focus styles */
:focus {
  outline: var(--focus-ring);
  outline-offset: var(--focus-ring-offset);
}

:focus:not(:focus-visible) {
  outline: none;
}

:focus-visible {
  outline: var(--focus-ring);
  outline-offset: var(--focus-ring-offset);
}

/* ===== HERO SECTION ENHANCEMENTS ===== */

.hero-section {
  position: relative;
  overflow: hidden;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding-top: calc(var(--header-height) + var(--space-8));
  background: linear-gradient(135deg, #0f0f23 0%, #1a1a2e 50%, #16213e 100%);
}

/* Aurora Effect - React Bits Style */
.aurora {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  pointer-events: auto;
  z-index: 1;
  overflow: hidden;
}

.aurora-layer {
  position: absolute;
  width: 300%;
  height: 300%;
  top: -100%;
  left: -100%;
  border-radius: 50%;
  filter: blur(100px);
  opacity: 0.6;
  animation: aurora-float 15s ease-in-out infinite;
  mix-blend-mode: screen;
}

.aurora-layer:nth-child(1) {
  background: radial-gradient(circle, rgba(0, 0, 0, 0.8) 0%, rgba(0, 0, 0, 0.6) 30%, transparent 70%);
  animation-delay: 0s;
  animation-duration: 20s;
  animation-timing-function: ease-in-out;
  filter: saturate(2) contrast(1.4);
}

.aurora-layer:nth-child(2) {
  background: radial-gradient(circle, rgba(29, 38, 67, 0.7) 0%, rgba(0, 0, 0, 0.5) 40%, transparent 70%);
  animation-delay: -5s;
  animation-duration: 25s;
  animation-timing-function: ease-in-out;
  filter: saturate(1.8) contrast(1.3);
}

.aurora-layer:nth-child(3) {
  background: radial-gradient(circle, rgba(0, 0, 0, 0.6) 0%, rgba(0, 0, 0, 0.4) 35%, transparent 70%);
  animation-delay: -10s;
  animation-duration: 30s;
  animation-timing-function: ease-in-out;
  filter: saturate(2.2) contrast(1.5);
}

.aurora-layer:nth-child(4) {
  background: radial-gradient(circle, rgba(3, 31, 73, 0.7) 0%, rgba(0, 0, 0, 0.5) 25%, transparent 70%);
  animation-delay: -15s;
  animation-duration: 35s;
  animation-timing-function: ease-in-out;
  filter: saturate(1.9) contrast(1.4);
}

.aurora-layer:nth-child(5) {
  background: radial-gradient(circle, rgba(0, 0, 0, 0.6) 0%, rgba(0, 0, 0, 0.4) 30%, transparent 70%);
  animation-delay: -20s;
  animation-duration: 40s;
  animation-timing-function: ease-in-out;
  filter: saturate(2.1) contrast(1.3);
}

.aurora-layer:nth-child(6) {
  background: radial-gradient(circle, rgba(99, 102, 241, 0.5) 0%, rgba(0, 0, 0, 0.3) 35%, transparent 70%);
  animation-delay: -25s;
  animation-duration: 45s;
  animation-timing-function: ease-in-out;
  filter: saturate(1.7) contrast(1.2);
}

.aurora-layer:nth-child(7) {
  background: radial-gradient(circle, rgba(0, 0, 0, 0.6) 0%, rgba(1, 6, 16, 0.4) 25%, transparent 70%);
  animation-delay: -30s;
  animation-duration: 50s;
  animation-timing-function: ease-in-out;
  filter: saturate(2) contrast(1.4);
}

.aurora-layer:nth-child(8) {
  background: radial-gradient(circle, rgba(99, 102, 241, 0.5) 0%, rgba(0, 0, 0, 0.3) 40%, transparent 70%);
  animation-delay: -35s;
  animation-duration: 55s;
  animation-timing-function: ease-in-out;
  filter: saturate(1.8) contrast(1.3);
}

@keyframes aurora-float {
  0% {
    transform: translate(-20%, -30%) rotate(0deg) scale(1);
  }
  25% {
    transform: translate(30%, -20%) rotate(90deg) scale(1.2);
  }
  50% {
    transform: translate(20%, 40%) rotate(180deg) scale(0.8);
  }
  75% {
    transform: translate(-40%, 20%) rotate(270deg) scale(1.1);
  }
  100% {
    transform: translate(-20%, -30%) rotate(360deg) scale(1);
  }
}

/* Ensure content stays above aurora */
.hero-content {
  position: relative;
  z-index: 2;
}

.hero-section::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: 
    radial-gradient(circle at 20% 80%, rgba(13, 13, 30, 0.15) 0%, transparent 50%),
    radial-gradient(circle at 80% 20%, rgba(24, 35, 53, 0.15) 0%, transparent 50%),
    radial-gradient(circle at 50% 50%, rgba(13, 22, 39, 0.1) 0%, transparent 70%);
  pointer-events: auto;
  opacity: 0;
  animation: fadeIn 1s ease-out 0.5s forwards;
}

.hero-content {
  max-width: var(--container-max-width);
  margin: 0 auto;
  padding: 0 var(--space-6);
  text-align: center;
  position: relative;
  z-index: 2;
}

.hero-intro {
  margin-bottom: var(--space-16);
}

.hero-title {
  font-size: clamp(5rem, 12vw, 10rem);
  font-weight: var(--font-weight-black);
  line-height: 0.85;
  margin-bottom: var(--space-6);
  opacity: 0;
  transform: translateY(50px);
  animation: slideInUp 1s ease-out 0.2s forwards;
}

.hero-title .gradient-text {
  background: linear-gradient(135deg, #ffffff 0%, #6366f1 25%, #3b82f6 50%, #0ea5e9 75%, #10b981 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  position: relative;
}

.hero-title .gradient-text::after {
  content: '';
  position: absolute;
  bottom: -16px;
  left: 50%;
  transform: translateX(-50%);
  width: 200px;
  height: 6px;
  background: linear-gradient(90deg, #6366f1, #3b82f6, #10b981);
  border-radius: var(--radius-full);
  opacity: 0.8;
  animation: shimmer 3s ease-in-out infinite;
}

.hero-subtitle {
  font-size: clamp(1.5rem, 4vw, 2.5rem);
  font-weight: var(--font-weight-semibold);
  color: var(--color-primary-300);
  margin-bottom: var(--space-8);
  opacity: 0;
  transform: translateY(30px);
  animation: slideInUp 0.8s ease-out 0.4s forwards;
  min-height: 3.5rem;
  display: flex;
  align-items: center;
  justify-content: center;
}

.hero-description {
  font-size: clamp(1.25rem, 3.5vw, 1.75rem);
  color: rgba(255, 255, 255, 0.9);
  max-width: 800px;
  margin: 0 auto var(--space-12);
  line-height: 1.6;
  font-weight: var(--font-weight-medium);
  opacity: 0;
  transform: translateY(30px);
  animation: slideInUp 0.8s ease-out 0.6s forwards;
  min-height: 5rem; /* Prevent jumping during typewriter effect */
}

.hero-actions {
  display: flex;
  gap: var(--space-6);
  justify-content: center;
  align-items: center;
  margin-bottom: var(--space-16);
  opacity: 0;
  transform: translateY(30px);
  animation: slideInUp 0.8s ease-out 0.8s forwards;
  flex-wrap: nowrap;
  flex-direction: row !important;
}

.hero-actions .btn-primary,
.hero-actions .btn-secondary {
  padding: var(--space-4) var(--space-4);
  font-size: var(--font-size-lg);
  font-weight: var(--font-weight-semibold);
  min-width: 200px;
  display: inline-flex;
  align-items: center;
  gap: var(--space-3);
  justify-content: center;
  border-radius: var(--radius-full);
  transition: all var(--transition-normal);
  text-decoration: none;
}

.hero-actions .btn-primary {
  background: linear-gradient(135deg, var(--color-primary-500), var(--color-primary-600));
  color: white;
  border: none;
  box-shadow: var(--shadow-lg);
}

.hero-actions .btn-primary:hover {
  background: linear-gradient(135deg, var(--color-primary-600), var(--color-primary-700));
  transform: translateY(-3px);
  box-shadow: var(--shadow-xl);
}

.hero-actions .btn-secondary {
  background: transparent;
  color: white;
  border: 2px solid rgba(255, 255, 255, 0.3);
  backdrop-filter: blur(10px);
}

.hero-actions .btn-secondary:hover {
  background: rgba(255, 255, 255, 0.1);
  border-color: rgba(255, 255, 255, 0.5);
  transform: translateY(-3px);
  box-shadow: var(--shadow-md);
}


.hero-stats {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-6);
  max-width: 700px;
  margin: 0 auto;
  opacity: 0;
  transform: translateY(30px);
  animation: slideInUp 0.8s ease-out 1s forwards;
}

.hero-stats .stat-item {
  background: linear-gradient(135deg, rgba(99, 102, 241, 0.1), rgba(139, 92, 246, 0.1));
  padding: var(--space-8);
  border-radius: var(--radius-2xl);
  border: 1px solid rgba(99, 102, 241, 0.2);
  backdrop-filter: blur(20px);
  transition: all var(--transition-normal);
  position: relative;
  overflow: hidden;
}

.hero-stats .stat-item::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.1), transparent);
  transition: left 0.6s ease;
}

.hero-stats .stat-item:hover::before {
  left: 100%;
}

.hero-stats .stat-item:hover {
  background: linear-gradient(135deg, rgba(99, 102, 241, 0.15), rgba(139, 92, 246, 0.15));
  transform: translateY(-8px) scale(1.02);
  border-color: rgba(99, 102, 241, 0.4);
  box-shadow: 0 20px 40px rgba(99, 102, 241, 0.2);
}

.hero-stats .stat-number {
  display: block;
  font-size: clamp(2.5rem, 6vw, 3.5rem);
  font-weight: var(--font-weight-black);
  background: linear-gradient(135deg, var(--color-primary-400), var(--color-secondary-400));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  margin-bottom: var(--space-3);
  line-height: 1;
}

.hero-stats .stat-label {
  color: rgba(255, 255, 255, 0.8);
  font-size: var(--font-size-base);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  font-weight: var(--font-weight-medium);
}

/* ===== SECTION AURORA EFFECTS ===== */

.projects-section {
  position: relative;
  overflow: hidden;
}

.projects-section::before {
  content: '';
  position: absolute;
  top: -50%;
  left: -50%;
  width: 200%;
  height: 200%;
  background: radial-gradient(circle, rgba(0, 0, 0, 0.3) 0%, transparent 70%);
  animation: aurora-subtle 30s ease-in-out infinite;
  pointer-events: auto;
  z-index: 0;
}

.about-section {
  position: relative;
  overflow: hidden;
}

.about-section::before {
  content: '';
  position: absolute;
  top: -50%;
  left: -50%;
  width: 200%;
  height: 200%;
  background: radial-gradient(circle, rgba(13, 14, 29, 0.25) 0%, transparent 70%);
  animation: aurora-subtle 35s ease-in-out infinite reverse;
  pointer-events: auto;
  z-index: 0;
}

.contact-section {
  position: relative;
  overflow: hidden;
}

.contact-section::before {
  content: '';
  position: absolute;
  top: -50%;
  left: -50%;
  width: 200%;
  height: 200%;
  background: radial-gradient(circle, rgba(0, 0, 0, 0.2) 0%, transparent 70%);
  animation: aurora-subtle 40s ease-in-out infinite;
  pointer-events: auto;
  z-index: 0;
}

@keyframes aurora-subtle {
  0%, 100% {
    transform: translate(0, 0) rotate(0deg) scale(1);
  }
  33% {
    transform: translate(5%, -10%) rotate(120deg) scale(1.05);
  }
  66% {
    transform: translate(-5%, 5%) rotate(240deg) scale(0.95);
  }
}

/* ===== PROJECT CARDS ENHANCEMENTS ===== */

.project-card {
  transition: all var(--transition-normal);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-md);
  overflow: hidden;
  position: relative;
}

.project-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--color-primary-500), var(--color-secondary-500));
  transform: scaleX(0);
  transition: transform var(--transition-normal);
  transform-origin: left;
}

/* .project-card::after {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: radial-gradient(circle at 50% 0%, rgba(18, 4, 28, 0.2) 0%, transparent 50%);
  opacity: 0;
  transition: opacity var(--transition-normal);
  pointer-events: auto;
} */

.project-card:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-xl);
}

.project-card:hover::before {
  transform: scaleX(1);
}

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

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

.project-image {
  overflow: hidden;
}

.project-image img {
  transition: transform var(--transition-normal);
}

/* ===== BUTTON ENHANCEMENTS ===== */

.btn {
  position: relative;
  overflow: hidden;
  transition: all var(--transition-normal);
  border-radius: var(--radius-full);
}

.btn::before {
  content: '';
  position: absolute;
  top: 50%;
  left: 50%;
  width: 0;
  height: 0;
  background: rgba(255, 255, 255, 0.2);
  border-radius: 50%;
  transform: translate(-50%, -50%);
  transition: width var(--transition-normal), height var(--transition-normal);
}

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

.btn-primary {
  background: linear-gradient(135deg, var(--color-primary-500), var(--color-primary-600));
  border: none;
  color: white;
  box-shadow: var(--shadow-md);
}

.btn-primary:hover {
  background: linear-gradient(135deg, var(--color-primary-600), var(--color-primary-700));
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg);
}

.btn-secondary {
  background: transparent;
  border: 2px solid var(--color-primary-500);
  color: var(--color-primary-500);
}

.btn-secondary:hover {
  background: var(--color-primary-500);
  color: white;
  transform: translateY(-2px);
}

/* ===== RESPONSIVE NAVIGATION ===== */

.navbar {
  backdrop-filter: blur(20px);
  background: rgba(0, 0, 0, 0.1);
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
  transition: all var(--transition-normal);
  padding: var(--space-2) 0;
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: var(--z-fixed);
}

.navbar.scrolled {
  background: rgba(0, 0, 0, 0.95);
  box-shadow: var(--shadow-lg);
  padding: var(--space-1) 0;
}

.navbar-container {
  max-width: var(--container-max-width);
  margin: 0 auto;
  padding: 0 var(--space-6);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.navbar-brand {
  display: flex;
  align-items: center;
  text-decoration: none;
  transition: transform var(--transition-normal);
}

.navbar-brand:hover {
  transform: scale(1.05);
}

.navbar-brand .logo-image {
  height: 35px;
  width: auto;
  display: block;
}

/* Desktop Navigation (1024px and above) */
.navbar-nav {
  display: flex;
  list-style: none;
  margin: 0;
  padding: 0;
  gap: var(--space-8);
  align-items: center;
}

.nav-link {
  color: white;
  text-decoration: none;
  font-weight: var(--font-weight-medium);
  font-size: var(--font-size-base);
  position: relative;
  transition: all var(--transition-normal);
  padding: var(--space-2) var(--space-3);
  border-radius: var(--radius-md);
}

.nav-link:hover {
  color: var(--color-primary-300);
  background: rgba(255, 255, 255, 0.1);
}

.nav-link::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0;
  height: 2px;
  background: linear-gradient(90deg, var(--color-primary-400), var(--color-secondary-400));
  transition: all var(--transition-normal);
  border-radius: var(--radius-full);
}

.nav-link:hover::after,
.nav-link.active::after {
  width: 100%;
}

.nav-link.active {
  color: var(--color-primary-300);
  background: rgba(255, 255, 255, 0.15);
}

/* Mobile Navigation Toggle (visible by default, hidden on desktop) */
.navbar-toggle {
  display: block;
  background: none;
  border: none;
  color: white;
  font-size: 24px;
  cursor: pointer;
  padding: var(--space-2);
  border-radius: var(--radius-md);
  transition: all var(--transition-normal);
}

.navbar-toggle:hover {
  background: rgba(255, 255, 255, 0.1);
  transform: scale(1.05);
}

.navbar-toggle:active {
  transform: scale(0.95);
}

/* Mobile Navigation (default behavior - below 768px) */
.navbar-nav {
  display: none;
  position: absolute;
  top: 100%;
  left: 0;
  right: 0;
  background: rgba(0, 0, 0, 0.95);
  backdrop-filter: blur(20px);
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  padding: var(--space-4);
  flex-direction: column;
  gap: var(--space-2);
  box-shadow: var(--shadow-lg);
  transform-origin: top;
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.navbar-nav.show {
  display: flex;
  animation: slideDown 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.navbar-nav .nav-link {
  width: 100%;
  text-align: center;
  padding: var(--space-3) var(--space-4);
  border-radius: var(--radius-md);
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.navbar-nav .nav-link:last-child {
  border-bottom: none;
}

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

/* Desktop Navigation (1024px and above) */
@media (min-width: 1024px) {
  .navbar-nav {
    display: flex !important;
    position: static;
    background: none;
    backdrop-filter: none;
    border: none;
    padding: 0;
    flex-direction: row;
    gap: var(--space-8);
    box-shadow: none;
  }

  .navbar-nav .nav-link {
    width: auto;
    text-align: left;
    padding: var(--space-2) var(--space-3);
    border: none;
  }

  .navbar-nav .nav-link:last-child {
    border-bottom: none;
  }

  .navbar-toggle {
    display: none !important;
  }
}

/* ===== SECTION ENHANCEMENTS ===== */

.projects-section,
.about-section,
.contact-section {
  padding-top: calc(var(--header-height) + var(--space-16));
  padding-bottom: var(--space-16);
}

.projects-section {
  padding-top: calc(var(--header-height) + var(--space-16));
  padding-bottom: var(--space-16);
}

.section-header {
  text-align: center;
  margin-bottom: var(--space-16);
}

.section-header h2 {
  position: relative;
  display: inline-block;
}

.section-header h2::after {
  content: '';
  position: absolute;
  bottom: -8px;
  left: 50%;
  width: 60px;
  height: 3px;
  background: linear-gradient(90deg, var(--color-primary-500), var(--color-secondary-500));
  border-radius: var(--radius-full);
  transform: translateX(-50%);
}

/* ===== ANIMATION KEYFRAMES ===== */

@keyframes fadeIn {
  from {
    opacity: 0;
  }
  to {
    opacity: 1;
  }
}

@keyframes slideInUp {
  from {
    opacity: 0;
    transform: translateY(30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes slideInLeft {
  from {
    opacity: 0;
    transform: translateX(-30px);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

@keyframes slideInRight {
  from {
    opacity: 0;
    transform: translateX(30px);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

@keyframes scaleIn {
  from {
    opacity: 0;
    transform: scale(0.9);
  }
  to {
    opacity: 1;
    transform: scale(1);
  }
}

@keyframes bounceIn {
  0% {
    opacity: 0;
    transform: scale(0.3);
  }
  50% {
    opacity: 1;
    transform: scale(1.05);
  }
  70% {
    transform: scale(0.9);
  }
  100% {
    opacity: 1;
    transform: scale(1);
  }
}

/* ===== UTILITY CLASSES ===== */

.fade-in {
  animation: fadeIn 0.6s ease-out forwards;
}

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

.slide-in-left {
  animation: slideInLeft 0.6s ease-out forwards;
}

.slide-in-right {
  animation: slideInRight 0.6s ease-out forwards;
}

.scale-in {
  animation: scaleIn 0.6s ease-out forwards;
}

.bounce-in {
  animation: bounceIn 0.8s ease-out forwards;
}

/* ===== AOS ANIMATION ENHANCEMENTS ===== */

[data-aos] {
  opacity: 0;
  transition-property: opacity, transform;
}

[data-aos].aos-animate {
  opacity: 1;
}

/* ===== TOOLTIP STYLES ===== */

.custom-tooltip {
  position: absolute;
  background: var(--color-neutral-900);
  color: white;
  padding: var(--space-2) var(--space-3);
  border-radius: var(--radius-md);
  font-size: var(--font-size-sm);
  white-space: nowrap;
  z-index: var(--z-tooltip);
  opacity: 0;
  visibility: hidden;
  transition: all var(--transition-normal);
  pointer-events: auto;
  box-shadow: var(--shadow-lg);
}

.custom-tooltip::before {
  content: '';
  position: absolute;
  top: 100%;
  left: 50%;
  transform: translateX(-50%);
  border: 5px solid transparent;
  border-top-color: var(--color-neutral-900);
}

/* ===== PROJECT FILTERS ===== */

.project-filters {
  display: flex;
  justify-content: center;
  gap: var(--space-3);
  margin-bottom: var(--space-12);
  flex-wrap: wrap;
}

.filter-btn {
  padding: var(--space-2) var(--space-4);
  border: 2px solid var(--color-border);
  background: transparent;
  color: var(--color-foreground);
  border-radius: var(--radius-full);
  cursor: pointer;
  transition: all var(--transition-normal);
  font-weight: var(--font-weight-medium);
  font-size: var(--font-size-sm);
}

.filter-btn:hover {
  border-color: var(--color-primary-500);
  color: var(--color-primary-500);
  transform: translateY(-2px);
}

.filter-btn.active {
  background: var(--color-primary-500);
  border-color: var(--color-primary-500);
  color: white;
  box-shadow: var(--shadow-md);
}

/* ===== FILTER ANIMATIONS ===== */

.project-card.filtered-out {
  opacity: 0;
  transform: scale(0.8);
  transition: all 0.3s ease-out;
}

.project-card.filtered-in {
  opacity: 1;
  transform: scale(1);
  transition: all 0.3s ease-out;
}

/* ===== FORM STYLES ===== */

.field-error {
  color: var(--color-error);
  font-size: var(--font-size-sm);
  margin-top: var(--space-1);
  display: flex;
  align-items: center;
  gap: var(--space-2);
}

.field-error::before {
  content: '⚠';
  font-size: var(--font-size-base);
}

.form-message {
  padding: var(--space-3);
  border-radius: var(--radius-md);
  margin-top: var(--space-4);
  text-align: center;
  font-weight: var(--font-weight-medium);
}

.form-message.success {
  background: var(--color-accent-50);
  color: var(--color-accent-700);
  border: 1px solid var(--color-accent-200);
}

.form-message.error {
  background: var(--color-error);
  color: white;
}

/* ===== SCREEN READER ONLY ===== */

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

/* ===== KEYBOARD NAVIGATION ===== */

.keyboard-navigation .btn:focus,
.keyboard-navigation .nav-link:focus,
.keyboard-navigation .project-card:focus {
  outline: 2px solid var(--color-primary-500);
  outline-offset: 2px;
}

/* ===== SECTION VISIBILITY ===== */

.section-visible {
  animation: sectionReveal 0.8s ease-out forwards;
}

@keyframes sectionReveal {
  from {
    opacity: 0;
    transform: translateY(30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* ===== FLOATING ELEMENTS ===== */

.floating-element {
  position: absolute;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(0, 0, 0, 0.4) 0%, rgba(15, 5, 22, 0.3) 50%, transparent 100%);
  border: 1px solid rgba(75, 0, 130, 0.4);
  animation: float 20s ease-in-out infinite;
  box-shadow: 0 0 30px rgba(75, 0, 130, 0.5);
  backdrop-filter: blur(5px);
  filter: saturate(1.5) contrast(1.2);
}

.floating-element::before {
  content: '';
  position: absolute;
  top: 50%;
  left: 50%;
  width: 100%;
  height: 100%;
  background: radial-gradient(circle, rgba(255, 255, 255, 0.1) 0%, transparent 70%);
  border-radius: 50%;
  transform: translate(-50%, -50%);
  animation: pulse 4s ease-in-out infinite;
}

.floating-element--top-right {
  top: 15%;
  right: 10%;
  width: 120px;
  height: 120px;
  animation-delay: 0s;
}

.floating-element--bottom-left {
  bottom: 15%;
  left: 10%;
  width: 100px;
  height: 100px;
  animation-delay: 5s;
}

.floating-element--center {
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 80px;
  height: 80px;
  animation-delay: 10s;
}

.floating-element--top-left {
  top: 25%;
  left: 15%;
  width: 60px;
  height: 60px;
  animation-delay: 15s;
}

/* ===== RESPONSIVE ENHANCEMENTS ===== */

@media (max-width: 1024px) {
  .hero-title {
    font-size: var(--font-size-5xl);
  }
  
  .hero-subtitle {
    font-size: var(--font-size-xl);
  }
  
  .hero-actions {
    gap: var(--space-4);
    flex-wrap: nowrap;
    justify-content: center;
  }
  
  .hero-actions .btn-primary,
  .hero-actions .btn-secondary {
    min-width: 160px;
    padding: var(--space-3) var(--space-4);
    font-size: var(--font-size-base);
  }
}

@media (max-width: 900px) {
  .hero-actions {
    gap: var(--space-3);
  }
  
  .hero-actions .btn-primary,
  .hero-actions .btn-secondary {
    min-width: 140px;
    padding: var(--space-3) var(--space-3);
    font-size: var(--font-size-sm);
  }
}

@media (max-width: 600px) {
  .hero-title {
    font-size: var(--font-size-4xl);
  }
  
  .hero-subtitle {
    font-size: var(--font-size-lg);
  }
  
  .hero-actions {
    flex-direction: row;
    align-items: center;
    gap: var(--space-3);
    flex-wrap: nowrap;
    justify-content: center;
  }
  
  .hero-actions .btn-primary,
  .hero-actions .btn-secondary {
    min-width: 100px;
    padding: var(--space-2) var(--space-3);
    font-size: var(--font-size-xs);
  }
  
  .hero-stats {
    grid-template-columns: 1fr;
    gap: var(--space-4);
  }
  
  .project-card:hover {
    transform: translateY(-4px);
  }
  
  .navbar-container {
    padding: 0 var(--space-4);
  }
  
  .navbar-brand .logo-image {
    height: 40px;
  }
}

@media (max-width: 768px) {
  .hero-title {
    font-size: var(--font-size-4xl);
  }
  
  .hero-subtitle {
    font-size: var(--font-size-lg);
  }
  
  .hero-actions {
    gap: var(--space-3);
    flex-wrap: nowrap;
    justify-content: center;
  }
  
  .hero-actions .btn-primary,
  .hero-actions .btn-secondary {
    min-width: 120px;
    padding: var(--space-3) var(--space-3);
    font-size: var(--font-size-sm);
  }
  
  .hero-stats {
    grid-template-columns: 1fr;
    gap: var(--space-4);
  }
  
  .project-card:hover {
    transform: translateY(-4px);
  }
  
  .navbar-container {
    padding: 0 var(--space-4);
  }
  
  .navbar-brand .logo-image {
    height: 40px;
  }
}

/* ===== AURORA ANIMATIONS ===== */

@keyframes pulse {
  0%, 100% {
    opacity: 0.3;
    transform: translate(-50%, -50%) scale(0.8);
  }
  50% {
    opacity: 0.8;
    transform: translate(-50%, -50%) scale(1.2);
  }
}

@keyframes slideDown {
  from {
    opacity: 0;
    transform: translateY(-10px) scale(0.95);
  }
  to {
    opacity: 1;
    transform: translateY(0) scale(1);
  }
}

@keyframes slideUp {
  from {
    opacity: 1;
    transform: translateY(0) scale(1);
  }
  to {
    opacity: 0;
    transform: translateY(-10px) scale(0.95);
  }
}

/* ===== ACCESSIBILITY ENHANCEMENTS ===== */

/* Skip to content link */
.skip-link {
  position: absolute;
  top: -40px;
  left: 6px;
  background: var(--color-primary-600);
  color: white;
  padding: 8px;
  text-decoration: none;
  border-radius: var(--radius-md);
  z-index: var(--z-toast);
  transition: top var(--transition-normal);
}

.skip-link:focus {
  top: 6px;
}

/* High contrast mode support */
@media (prefers-contrast: high) {
  .btn {
    border: 2px solid currentColor;
  }
  
  .project-card {
    border: 2px solid var(--color-border);
  }
}

/* ===== PRINT STYLES ===== */

@media print {
  .navbar,
  .hero-actions,
  .social-links {
    display: none !important;
  }
  
  .hero-section {
    min-height: auto;
    padding: var(--space-8) 0;
  }
  
  .project-card {
    break-inside: avoid;
    box-shadow: none;
    border: 1px solid var(--color-border);
  }
}

/* ===== IMAGE SLIDER ===== */

.image-slider-container {
  position: relative;
  /* max-width: 1200px; */
  margin: 0 auto;
  overflow: hidden;
  border-radius: var(--radius-2xl);
  /* background: rgba(255, 255, 255, 0.05);
  backdrop-filter: blur(20px);
  border: 1px solid rgba(255, 255, 255, 0.1); */
}

.image-slider {
  position: relative;
  overflow: hidden;
  border-radius: var(--radius-2xl);
}

.slider-track {
  display: flex;
  gap: var(--space-6);
  overflow-x: auto;
  overflow-y: hidden;
  scrollbar-width: none; /* Firefox */
  -ms-overflow-style: none; /* IE and Edge */
  cursor: grab;
  padding: var(--space-4) 0;
  scroll-behavior: smooth;
  will-change: scroll-position;
}

.slider-track::-webkit-scrollbar {
  display: none; /* Chrome, Safari, Opera */
}

.slider-track:active {
  cursor: grabbing;
}

.slider-track:hover {
  cursor: grab;
}

.slider-item {
  flex: 0 0 300px;
  position: relative;
  cursor: pointer;
  overflow: hidden;
  border-radius: var(--radius-xl);
  background: rgba(255, 255, 255, 0.05);
  backdrop-filter: blur(10px);
  border: 1px solid rgba(255, 255, 255, 0.1);
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.slider-item:hover {
  transform: translateY(-8px);
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.3);
}

.slider-item img,
.slider-item video {
  width: 100%;
  height: 200px;
  object-fit: cover;
  transition: transform 0.3s ease;
}

.slider-item:hover img,
.slider-item:hover video {
  transform: scale(1.05);
}

.video-item {
  position: relative;
}

.video-item video {
  pointer-events: auto;
}



.image-overlay {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(0, 0, 0, 0.3);
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  transition: opacity 0.3s ease;
}

.slider-item:hover .image-overlay {
  opacity: 1;
}

.image-overlay i {
  color: white;
  font-size: 2rem;
  background: rgba(0, 0, 0, 0.5);
  padding: 1rem;
  border-radius: 50%;
  backdrop-filter: blur(10px);
}

.drag-indicator {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--space-4);
  background: rgba(0, 0, 0, 0.1);
}

.drag-indicator span {
  color: rgba(255, 255, 255, 0.7);
  font-size: 0.875rem;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  padding: var(--space-2) var(--space-4);
  background: rgba(255, 255, 255, 0.1);
  border-radius: var(--radius-full);
  backdrop-filter: blur(10px);
  border: 1px solid rgba(255, 255, 255, 0.2);
  transition: all 0.3s ease;
}

.drag-indicator span:hover {
  background: rgba(255, 255, 255, 0.15);
  transform: scale(1.05);
}

/* Image Modal */
.image-modal {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: 10000;
  display: none;
  align-items: center;
  justify-content: center;
}

.image-modal.show {
  display: flex;
}

.modal-overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.9);
  backdrop-filter: blur(10px);
}

.modal-content {
  position: relative;
  max-width: 95vw;
  max-height: 95vh;
  z-index: 1;
  display: flex;
  flex-direction: row;
  align-items: stretch;
  justify-content: center;
  overflow: visible;
  box-sizing: border-box;
  padding: 60px 20px 20px 20px;
  gap: 2rem;
}

.modal-media {
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  min-width: 0;
  max-width: 50%;
}

.modal-media img,
.modal-media video {
  width: 100%;
  height: auto;
  max-width: 100%;
  max-height: calc(95vh - 100px);
  object-fit: contain;
  border-radius: var(--radius-xl);
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.5);
}

.modal-info {
  flex: 1;
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: 2rem;
  min-width: 0;
  max-width: 50%;
}

.modal-info h3 {
  font-size: var(--font-size-xl);
  font-weight: 600;
  margin: 0 0 var(--space-3) 0;
  color: var(--color-primary-400);
}

.modal-info p {
  color: var(--color-text-secondary);
  font-size: var(--font-size-base);
  line-height: 1.6;
  margin: 0;
  opacity: 0.9;
}

.modal-content video {
  background: #000;
  display: none;
  aspect-ratio: 16 / 9;
  width: 100%;
  height: auto;
  max-width: 100%;
  max-height: 80vh;
  border-radius: var(--radius-lg);
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.5);
  position: relative;
  z-index: 10001;
}

.modal-content video.show {
  display: block !important;
  visibility: visible !important;
  opacity: 1 !important;
  position: relative !important;
  z-index: 10001 !important;
  width: 100% !important;
  height: auto !important;
  max-width: 100% !important;
  max-height: 80vh !important;
  background: #000 !important;
}

.modal-content video[style*="display: block"] {
  display: block !important;
  position: relative !important;
  z-index: 10001 !important;
  visibility: visible !important;
  opacity: 1 !important;
}

.modal-close {
  position: absolute;
  top: 10px;
  right: 10px;
  background: rgba(255, 255, 255, 0.1);
  border: none;
  color: white;
  width: 40px;
  height: 40px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: all 0.3s ease;
  backdrop-filter: blur(10px);
  z-index: 10003;
}

.modal-close:hover {
  background: rgba(255, 255, 255, 0.2);
  transform: scale(1.1);
}

.modal-navigation {
  position: absolute;
  top: 50%;
  left: 0;
  right: 0;
  transform: translateY(-50%);
  display: flex;
  justify-content: space-between;
  padding: 0 var(--space-4);
  pointer-events: auto;
  z-index: 2001;
}

.nav-btn {
  background: rgba(255, 255, 255, 0.1);
  border: 1px solid rgba(255, 255, 255, 0.2);
  color: white;
  width: 56px;
  height: 56px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: all 0.3s ease;
  backdrop-filter: blur(10px);
  pointer-events: auto;
}

.modal-btn:hover {
  background: rgba(255, 255, 255, 0.2);
  transform: scale(1.1);
}

/* Tablet Responsive */
@media (min-width: 769px) and (max-width: 1023px) {
  .modal-content {
    max-width: 90vw;
    max-height: 90vh;
    flex-direction: column;
    gap: 1.5rem;
  }
  
  .modal-media {
    flex: none;
    order: 1;
  }
  
  .modal-media img,
  .modal-media video {
    max-width: 90vw;
    max-height: 70vh;
  }
  
  .modal-info {
    flex: none;
    order: 2;
    padding: 1.5rem;
  }
  
  .modal-info h3 {
    font-size: var(--font-size-xl);
  }
  
  .modal-info p {
    font-size: var(--font-size-base);
  }
}

/* Desktop Modal Sizes */
@media (min-width: 1024px) {
  .modal-content {
    max-width: 85vw;
    max-height: 85vh;
    gap: 2rem;
  }
  
  .modal-media {
    flex: 1;
    order: 1;
    max-width: 50% !important;
  }
  
  .modal-media img,
  .modal-media video {
    max-width: 100%;
    max-height: 85vh;
  }
  
  .modal-info {
    flex: 1;
    order: 2;
    padding: 2rem;
    max-width: 50% !important;
  }
  
  .modal-btn {
    width: 64px;
    height: 64px;
  }
  
  .modal-close {
    width: 48px;
    height: 48px;
    top: -60px;
  }
}

@media (min-width: 1440px) {
  .modal-content {
    max-width: 80vw;
    max-height: 80vh;
    
  }
  
  .modal-media {
    max-width: 100% !important;
  }
  
  .modal-info {
    max-width: 100% !important;
  }
  
  .modal-content video {
    max-width: 100%;
    max-height: 80vh;
  }
}

/* Mobile Responsive */
@media (max-width: 768px) {
  .slider-item {
    flex: 0 0 250px;
  }
  
  .slider-item img {
    height: 150px;
  }
  
  .drag-indicator {
    padding: var(--space-4);
  }
  
  .drag-indicator span {
    font-size: 0.75rem;
  }
  
  .modal-content {
    max-width: 98vw;
    max-height: 98vh;
    padding: 50px 10px 10px 10px;
    flex-direction: column;
    gap: 1rem;
  }
  
  .modal-media {
    flex: none;
    order: 1;
  }
  
  .modal-media img,
  .modal-media video {
    max-width: 98vw;
    max-height: 60vh;
    aspect-ratio: 16 / 9;
  }
  
  .modal-info {
    flex: none;
    order: 2;
    padding: 1rem;
  }
  
  .modal-info h3 {
    font-size: var(--font-size-lg);
    margin-bottom: var(--space-2);
  }
  
  .modal-info p {
    font-size: var(--font-size-sm);
  }
  
  .modal-btn {
    width: 48px;
    height: 48px;
  }
  
  .modal-close {
    width: 36px;
    height: 36px;
    top: 5px;
    right: 5px;
  }
  
  .image-modal .modal-content {
    padding: var(--space-2);
  }
  
  .video-modal .modal-content {
    padding: var(--space-2);
  }
}

/* Touch Support */
@media (hover: none) and (pointer: coarse) {
  .slider-item:hover img {
    transform: none;
  }
  
  .slider-item:hover .image-overlay {
    opacity: 0;
  }
  
  /* Enhanced touch support for visual design modal */
  .visual-modal .modal-close {
    min-width: 44px;
    min-height: 44px;
  }
  
  .visual-modal .modal-content {
    touch-action: manipulation;
  }
  
  .mosaic-item {
    cursor: pointer;
  }
}

/* ===== FLOATING RESUME BUTTON ===== */

.floating-resume-btn {
  position: fixed;
  bottom: 2rem;
  right: 2rem;
  background: linear-gradient(135deg, var(--color-primary-500), var(--color-secondary-500));
  color: white;
  border: none;
  border-radius: var(--radius-full);
  padding: var(--space-2) var(--space-6);
  font-size: var(--font-size-base);
  font-weight: var(--font-weight-semibold);
  cursor: pointer;
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  box-shadow: var(--shadow-lg);
  z-index: var(--z-fixed);
  display: flex;
  align-items: center;
  justify-content: center;
  text-decoration: none;
  backdrop-filter: blur(10px);
  border: 1px solid rgba(255, 255, 255, 0.1);
  overflow: hidden;
  white-space: nowrap;
  min-width: fit-content;
}

.floating-resume-btn:hover {
  background: linear-gradient(135deg, var(--color-primary-400), var(--color-secondary-400));
  transform: translateY(-3px);
  box-shadow: var(--shadow-xl);
  color: white;
  text-decoration: none;
  padding-right: var(--space-8);
  justify-content: flex-start;
}

.floating-resume-btn:active {
  transform: translateY(-1px);
}

.floating-resume-btn i {
  position: absolute;
  left: var(--space-4);
  margin-right: 0;
  font-size: var(--font-size-lg);
  opacity: 0;
  transform: translateX(-10px);
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  width: 0;
  overflow: hidden;
}

.floating-resume-btn:hover i {
  margin-right: 0.25em;
  opacity: 1;
  transform: translateX(0);
  width: auto;
}

.floating-resume-btn span {
  font-weight: var(--font-weight-semibold);
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.floating-resume-btn:hover span {
  margin-left: var(--space-6);
}

/* Responsive adjustments for floating button */
@media (max-width: 768px) {
  .floating-resume-btn {
    bottom: 1.5rem;
    right: 1.5rem;
    padding: var(--space-3) var(--space-4);
    font-size: var(--font-size-sm);
  }
  
  .floating-resume-btn:hover {
    padding-right: var(--space-6);
  }
  
  .floating-resume-btn i {
    left: var(--space-3);
    margin-right: 0;
    font-size: var(--font-size-base);
  }
  
  .floating-resume-btn:hover i {
    margin-right: 0.25em;
  }
  
  .floating-resume-btn:hover span {
    margin-left: var(--space-5);
  }
}

@media (max-width: 480px) {
  .floating-resume-btn {
    bottom: 1rem;
    right: 1rem;
    padding: var(--space-2) var(--space-3);
    font-size: var(--font-size-xs);
  }
  
  .floating-resume-btn:hover {
    padding-right: var(--space-5);
  }
  
  .floating-resume-btn i {
    left: var(--space-2);
    margin-right: 0;
    font-size: var(--font-size-sm);
  }
  
  .floating-resume-btn:hover i {
    margin-right: 0.25em;
  }
  
  .floating-resume-btn:hover span {
    margin-left: var(--space-4);
  }
}

/* ===== VISUAL DESIGN SECTION ===== */

.visual-design-section {
  padding: calc(var(--header-height) + var(--space-16)) var(--space-6) var(--space-16);
  background: var(--color-background-primary);
  position: relative;
  overflow: hidden;
}

.visual-design-section::before {
  content: '';
  position: absolute;
  top: -50%;
  left: -50%;
  width: 200%;
  height: 200%;
  background: radial-gradient(circle, rgba(99, 102, 241, 0.1) 0%, transparent 70%);
  animation: aurora-subtle 30s ease-in-out infinite;
  pointer-events: none;
  z-index: 0;
}

.visual-filters {
  display: flex;
  justify-content: center;
  gap: var(--space-4);
  margin-bottom: var(--space-16);
  flex-wrap: wrap;
}

.visual-filters .filter-btn {
  padding: var(--space-3) var(--space-6);
  border: 2px solid rgba(255, 255, 255, 0.2);
  background: rgba(255, 255, 255, 0.05);
  color: var(--color-neutral-300);
  border-radius: var(--radius-full);
  cursor: pointer;
  transition: all var(--transition-normal);
  font-weight: var(--font-weight-medium);
  font-size: var(--font-size-sm);
  backdrop-filter: blur(10px);
}

.visual-filters .filter-btn:hover {
  border-color: var(--color-primary-400);
  color: var(--color-primary-300);
  background: rgba(99, 102, 241, 0.1);
  transform: translateY(-2px);
}

.visual-filters .filter-btn.active {
  background: linear-gradient(135deg, var(--color-primary-500), var(--color-secondary-500));
  border-color: var(--color-primary-500);
  color: white;
  box-shadow: 0 8px 24px rgba(99, 102, 241, 0.3);
}

.visual-mosaic {
  display: grid;
  grid-template-columns: repeat(12, 1fr);
  grid-template-rows: repeat(8, 200px);
  gap: var(--space-4);
  max-width: 1400px;
  margin: 0 auto;
  padding: 0 var(--space-6);
}

.mosaic-item {
  position: relative;
  border-radius: var(--radius-xl);
  overflow: hidden;
  cursor: pointer;
  transition: all 0.6s cubic-bezier(0.4, 0, 0.2, 1);
  background: var(--color-background-secondary);
  border: 1px solid rgba(255, 255, 255, 0.1);
  opacity: 1;
  transform: scale(1);
}

.mosaic-item.large {
  grid-column: span 6;
  grid-row: span 3;
}

.mosaic-item.medium {
  grid-column: span 4;
  grid-row: span 2;
}

.mosaic-item.small {
  grid-column: span 3;
  grid-row: span 1;
}

.mosaic-content {
  position: relative;
  width: 100%;
  height: 100%;
  overflow: hidden;
}

.mosaic-image {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: all 0.6s cubic-bezier(0.4, 0, 0.2, 1);
}

.mosaic-overlay {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: linear-gradient(135deg, rgba(99, 102, 241, 0.9), rgba(139, 92, 246, 0.9));
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  opacity: 0;
  transition: all 0.6s cubic-bezier(0.4, 0, 0.2, 1);
  backdrop-filter: blur(10px);
  padding: var(--space-6);
  text-align: center;
}

.mosaic-info h3 {
  color: white;
  font-size: var(--font-size-xl);
  font-weight: var(--font-weight-bold);
  margin-bottom: var(--space-3);
  transform: translateY(20px);
  transition: all 0.6s cubic-bezier(0.4, 0, 0.2, 1);
}

.mosaic-info p {
  color: rgba(255, 255, 255, 0.9);
  font-size: var(--font-size-sm);
  line-height: 1.6;
  margin-bottom: var(--space-4);
  transform: translateY(20px);
  transition: all 0.6s cubic-bezier(0.4, 0, 0.2, 1);
}

.mosaic-category {
  display: inline-block;
  background: rgba(255, 255, 255, 0.2);
  color: white;
  padding: var(--space-2) var(--space-4);
  border-radius: var(--radius-full);
  font-size: var(--font-size-xs);
  font-weight: var(--font-weight-medium);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  transform: translateY(20px);
  transition: all 0.6s cubic-bezier(0.4, 0, 0.2, 1);
}

/* Hover Effects */
.mosaic-item:hover {
  transform: translateY(-10px) scale(1.02);
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.4);
  z-index: 10;
  border-color: var(--color-primary-400);
}

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

.mosaic-item:hover .mosaic-info h3,
.mosaic-item:hover .mosaic-info p,
.mosaic-item:hover .mosaic-category {
  transform: translateY(0);
}

.mosaic-item:hover .mosaic-image {
  transform: scale(1.1);
}

/* Responsive Design */
@media (max-width: 1024px) {
  .visual-mosaic {
    grid-template-columns: repeat(8, 1fr);
    grid-template-rows: repeat(10, 150px);
    gap: var(--space-3);
  }
  
  .mosaic-item.large {
    grid-column: span 4;
    grid-row: span 3;
  }
  
  .mosaic-item.medium {
    grid-column: span 4;
    grid-row: span 2;
  }
  
  .mosaic-item.small {
    grid-column: span 2;
    grid-row: span 1;
  }
}

@media (max-width: 768px) {
  .visual-mosaic {
    grid-template-columns: repeat(4, 1fr);
    grid-template-rows: repeat(12, 120px);
    gap: var(--space-2);
  }
  
  .mosaic-item.large {
    grid-column: span 4;
    grid-row: span 3;
  }
  
  .mosaic-item.medium {
    grid-column: span 2;
    grid-row: span 2;
  }
  
  .mosaic-item.small {
    grid-column: span 2;
    grid-row: span 1;
  }
  
  .mosaic-info h3 {
    font-size: var(--font-size-lg);
  }
  
  .mosaic-info p {
    font-size: var(--font-size-xs);
  }
  
  .visual-filters {
    gap: var(--space-2);
  }
  
  .visual-filters .filter-btn {
    padding: var(--space-2) var(--space-4);
    font-size: var(--font-size-xs);
  }
}

@media (max-width: 480px) {
  .visual-mosaic {
    grid-template-columns: repeat(2, 1fr);
    grid-template-rows: repeat(16, 100px);
    gap: var(--space-2);
  }
  
  .mosaic-item.large {
    grid-column: span 2;
    grid-row: span 4;
  }
  
  .mosaic-item.medium {
    grid-column: span 2;
    grid-row: span 2;
  }
  
  .mosaic-item.small {
    grid-column: span 1;
    grid-row: span 1;
  }
  
  .mosaic-overlay {
    padding: var(--space-3);
  }
  
  .mosaic-info h3 {
    font-size: var(--font-size-base);
    margin-bottom: var(--space-2);
  }
  
  .mosaic-info p {
    font-size: var(--font-size-xs);
    margin-bottom: var(--space-2);
  }
  
  .mosaic-category {
    font-size: 10px;
    padding: var(--space-1) var(--space-2);
  }
}

/* ===== VISUAL DESIGN MODAL ===== */

.visual-modal {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.9);
  z-index: 10000;
  display: none;
  align-items: center;
  justify-content: center;
  backdrop-filter: blur(20px);
}

.visual-modal .modal-overlay {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  cursor: pointer;
}

.visual-modal .modal-content {
  position: relative;
  width: 90vw;
  max-width: 90vw;
  max-height: 95vh;
  height: auto;
  background: rgba(0, 0, 0, 0.9);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: var(--radius-2xl);
  padding: var(--space-6);
  text-align: center;
  gap: var(--space-4);
  overflow: hidden;
  box-sizing: border-box;
  backdrop-filter: blur(20px);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
}

.visual-modal .modal-close {
  position: absolute;
  top: 20px;
  right: 20px;
  width: 48px;
  height: 48px;
  background: rgba(0, 0, 0, 0.7);
  border: 1px solid rgba(255, 255, 255, 0.3);
  border-radius: 50%;
  color: white;
  font-size: 1.5rem;
  cursor: pointer;
  transition: all 0.3s ease;
  z-index: 10002;
  display: flex;
  align-items: center;
  justify-content: center;
  backdrop-filter: blur(10px);
}

.visual-modal .modal-close:hover {
  background: rgba(255, 255, 255, 0.2);
  transform: scale(1.1);
}

.visual-modal .modal-nav {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  width: 48px;
  height: 48px;
  background: rgba(0, 0, 0, 0.7);
  border: 1px solid rgba(255, 255, 255, 0.3);
  border-radius: 50%;
  color: white;
  font-size: 1.25rem;
  cursor: pointer;
  transition: all 0.3s ease;
  z-index: 10002;
  display: flex;
  align-items: center;
  justify-content: center;
  backdrop-filter: blur(10px);
}

.visual-modal .modal-nav:hover {
  background: rgba(255, 255, 255, 0.2);
  transform: translateY(-50%) scale(1.1);
}

.visual-modal .modal-nav-prev {
  left: 20px;
}

.visual-modal .modal-nav-next {
  right: 20px;
}

.visual-modal .modal-media {
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  min-width: 0;
  max-width: 100%;
  width: 100%;
  order: 1;
}

.visual-modal .modal-image {
  width: 100%;
  height: auto;
  max-width: 100%;
  max-height: 80vh;
  object-fit: contain;
  border-radius: var(--radius-lg);
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.5);
}

.visual-modal .modal-info {
  flex: none;
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: var(--space-3);
  min-width: 0;
  max-width: 100%;
  text-align: center;
  order: 2;
  background: rgba(0, 0, 0, 0.7);
  border-radius: var(--radius-lg);
  margin-top: var(--space-2);
}

.visual-modal .modal-info h3 {
  font-size: var(--font-size-xl);
  font-weight: 600;
  margin: 0 0 var(--space-3) 0;
  color: var(--color-primary-400);
}

.visual-modal .modal-info p {
  color: var(--color-text-secondary);
  font-size: var(--font-size-base);
  line-height: 1.6;
  margin: 0 0 var(--space-4) 0;
  opacity: 0.9;
}

.visual-modal .modal-category {
  display: inline-block;
  background: rgba(99, 102, 241, 0.2);
  color: var(--color-primary-300);
  padding: var(--space-2) var(--space-4);
  border-radius: var(--radius-full);
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-medium);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  border: 1px solid rgba(99, 102, 241, 0.3);
}

/* Responsive Modal Design */
@media (max-width: 1024px) {
  .visual-modal .modal-content {
    width: 95vw;
    max-width: 95vw;
    max-height: 95vh;
    flex-direction: column;
    gap: var(--space-3);
    padding: var(--space-4);
  }
  
  .visual-modal .modal-media {
    flex: none;
    order: 1;
    max-width: 100%;
    width: 100%;
  }
  
  .visual-modal .modal-image {
    max-width: 100%;
    max-height: 70vh;
  }
  
  .visual-modal .modal-info {
    flex: none;
    order: 2;
    padding: var(--space-2);
    max-width: 100%;
    text-align: center;
  }
  
  .visual-modal .modal-info h3 {
    font-size: var(--font-size-lg);
  }
  
  .visual-modal .modal-info p {
    font-size: var(--font-size-sm);
  }
}

@media (max-width: 768px) {
  .visual-modal .modal-content {
    width: 98vw;
    max-width: 98vw;
    max-height: 98vh;
    padding: var(--space-3);
    gap: var(--space-2);
    flex-direction: column;
  }
  
  .visual-modal .modal-media {
    flex: none;
    order: 1;
    max-width: 100%;
    width: 100%;
  }
  
  .visual-modal .modal-image {
    max-width: 100%;
    max-height: 75vh;
  }
  
  .visual-modal .modal-info {
    flex: none;
    order: 2;
    padding: var(--space-2);
    max-width: 100%;
    text-align: center;
  }
  
  .visual-modal .modal-info h3 {
    font-size: var(--font-size-base);
    margin-bottom: var(--space-2);
  }
  
  .visual-modal .modal-info p {
    font-size: var(--font-size-xs);
    margin-bottom: var(--space-2);
  }
  
  .visual-modal .modal-category {
    font-size: var(--font-size-xs);
    padding: var(--space-1) var(--space-2);
  }
  
  .visual-modal .modal-close {
    width: 44px;
    height: 44px;
    font-size: 1.25rem;
    top: 15px;
    right: 15px;
    min-width: 44px;
    min-height: 44px;
  }
  
  .visual-modal .modal-nav {
    width: 40px;
    height: 40px;
    font-size: 1rem;
  }
  
  .visual-modal .modal-nav-prev {
    left: 15px;
  }
  
  .visual-modal .modal-nav-next {
    right: 15px;
  }
}

@media (max-width: 480px) {
  .visual-modal .modal-content {
    width: 100vw;
    max-width: 100vw;
    padding: var(--space-2);
    flex-direction: column;
    border-radius: 0;
  }
  
  .visual-modal .modal-media {
    flex: none;
    order: 1;
    max-width: 100%;
    width: 100%;
  }
  
  .visual-modal .modal-image {
    max-width: 100%;
    max-height: 80vh;
    border-radius: var(--radius-md);
  }
  
  .visual-modal .modal-info {
    flex: none;
    order: 2;
    max-width: 100%;
    text-align: center;
    padding: var(--space-2);
  }
  
  .visual-modal .modal-close {
    width: 44px;
    height: 44px;
    font-size: 1.25rem;
    top: 10px;
    right: 10px;
    min-width: 44px;
    min-height: 44px;
  }
  
  .visual-modal .modal-nav {
    width: 36px;
    height: 36px;
    font-size: 0.9rem;
  }
  
  .visual-modal .modal-nav-prev {
    left: 10px;
  }
  
  .visual-modal .modal-nav-next {
    right: 10px;
  }
}

/* ===== PASSWORD MODAL ===== */

.password-modal {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(135deg, #0f0f23 0%, #1a1a2e 50%, #16213e 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 9999;
  opacity: 1;
  transform: scale(1);
  transition: all 0.3s ease;
  padding: 1rem;
  box-sizing: border-box;
}

.password-modal .modal-content {
  background: rgba(0, 0, 0, 0.8);
  backdrop-filter: blur(20px);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: var(--radius-2xl);
  padding: var(--space-12);
  max-width: 1024px;
  width: 100%;
  max-height: 100%;
  overflow-y: auto;
  overflow-x: hidden;
  text-align: center;
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.5);
  box-sizing: border-box;
}

.modal-header {
  margin-bottom: var(--space-8);
}

.lock-icon {
  width: 80px;
  height: 80px;
  background: linear-gradient(135deg, var(--color-primary-400), var(--color-secondary-400));
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto var(--space-6);
  font-size: 2rem;
  color: white;
}

.modal-header h1 {
  color: white;
  font-size: var(--font-size-2xl);
  font-weight: var(--font-weight-bold);
  margin-bottom: var(--space-4);
}

.modal-header p {
  color: var(--color-neutral-300);
  font-size: var(--font-size-base);
  line-height: 1.6;
}

.password-form {
  margin-bottom: var(--space-8);
}

.input-group {
  position: relative;
  margin-bottom: var(--space-6);
}

.password-input {
  width: 100%;
  padding: var(--space-4) var(--space-12) var(--space-4) var(--space-4);
  background: rgba(255, 255, 255, 0.1);
  border: 1px solid rgba(255, 255, 255, 0.2);
  border-radius: var(--radius-lg);
  color: white;
  font-size: var(--font-size-base);
  transition: all var(--transition-normal);
}

.password-input::placeholder {
  color: var(--color-neutral-400);
}

.password-input:focus {
  outline: none;
  border-color: var(--color-primary-400);
  box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.1);
}

.password-input.error {
  border-color: #ef4444;
  box-shadow: 0 0 0 3px rgba(239, 68, 68, 0.1);
}

.toggle-password {
  position: absolute;
  right: var(--space-3);
  top: 50%;
  transform: translateY(-50%);
  background: none;
  border: none;
  color: var(--color-neutral-400);
  cursor: pointer;
  padding: var(--space-2);
  border-radius: var(--radius-md);
  transition: all var(--transition-normal);
}

.toggle-password:hover {
  color: var(--color-neutral-200);
  background: rgba(255, 255, 255, 0.1);
}

.submit-btn {
  width: 100%;
  padding: var(--space-4) var(--space-8);
  background: linear-gradient(135deg, var(--color-primary-500), var(--color-secondary-500));
  border: none;
  border-radius: var(--radius-lg);
  color: white;
  font-size: var(--font-size-base);
  font-weight: var(--font-weight-semibold);
  cursor: pointer;
  transition: all var(--transition-normal);
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-3);
}

.submit-btn:hover {
  background: linear-gradient(135deg, var(--color-primary-400), var(--color-secondary-400));
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(99, 102, 241, 0.3);
}

.submit-btn:active {
  transform: translateY(0);
}

.error-message {
  display: none;
  color: #ef4444;
  font-size: var(--font-size-sm);
  margin-top: var(--space-4);
  padding: var(--space-3);
  background: rgba(239, 68, 68, 0.1);
  border: 1px solid rgba(239, 68, 68, 0.2);
  border-radius: var(--radius-md);
  opacity: 0;
  transition: opacity var(--transition-normal);
}

.privacy-notice {
  color: var(--color-neutral-400);
  font-size: var(--font-size-sm);
  line-height: 1.5;
}

.privacy-notice i {
  color: var(--color-primary-400);
}

/* Hide main content initially */
#mainContent {
  display: none;
}

/* ===== CASE STUDY STYLES ===== */

.case-study-hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-top: 50px;
  position: relative;
  overflow: hidden;
  padding-top: calc(var(--header-height) + var(--space-8));
  background: linear-gradient(135deg, #0f0f23 0%, #1a1a2e 50%, #16213e 100%);
}

.hero-background {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  z-index: 1;
}

.case-study-hero .hero-content {
  position: relative;
  z-index: 2;
  text-align: center;
  max-width: 1200px;
  padding: 0 var(--space-6);
}

.project-meta {
  display: flex;
  justify-content: center;
  gap: var(--space-6);
  margin-bottom: var(--space-8);
  flex-wrap: wrap;
}

.project-meta span {
  background: rgba(255, 255, 255, 0.1);
  border: 1px solid rgba(255, 255, 255, 0.2);
  border-radius: var(--radius-full);
  padding: var(--space-2) var(--space-4);
  color: var(--color-neutral-300);
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-medium);
}

.case-study-hero .hero-title {
  font-size: clamp(3rem, 8vw, 6rem);
  font-weight: var(--font-weight-black);
  line-height: 1.1;
  margin-bottom: var(--space-6);
  position: relative;
}

.case-study-hero .hero-subtitle {
  font-size: clamp(1.25rem, 3vw, 1.75rem);
  color: var(--color-neutral-300);
  margin-bottom: var(--space-8);
  max-width: 800px;
  margin-left: auto;
  margin-right: auto;
  line-height: 1.6;
}

.case-study-hero .hero-stats {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: var(--space-6);
  max-width: 800px;
  margin: 0 auto;
  
 
}
.case-study-hero .hero-stats{
  @media screen and (max-width: 768px) {
    grid-template-columns: 1fr;
  }
}

.case-study-hero .hero-stats .stat-item {
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: var(--radius-xl);
  padding: var(--space-6);
  text-align: center;
  transition: all var(--transition-normal);
}

.case-study-hero .hero-stats .stat-item:hover {
  background: rgba(255, 255, 255, 0.1);
  transform: translateY(-4px);
  box-shadow: 0 12px 24px rgba(0, 0, 0, 0.3);
}

.case-study-hero .hero-stats .stat-number {
  display: block;
  font-size: clamp(2rem, 5vw, 3rem);
  font-weight: var(--font-weight-black);
  color: var(--color-primary-400);
  margin-bottom: var(--space-2);
  background: linear-gradient(135deg, var(--color-primary-400), var(--color-secondary-400));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.case-study-hero .hero-stats .stat-label {
  color: var(--color-neutral-400);
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-medium);
  text-transform: uppercase;
  letter-spacing: 0.1em;
}

/* Executive Summary */
.executive-summary {
  padding: var(--space-16) 0;
  background: var(--color-background-primary);
}

.summary-content {
  display: grid;
  grid-template-columns: 2fr 1fr;
  gap: var(--space-12);
  align-items: start;
}

.summary-text .lead {
  font-size: var(--font-size-xl);
  line-height: 1.7;
  color: var(--color-neutral-200);
  margin-bottom: var(--space-8);
}

.key-highlights {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: var(--space-6);
  margin-top: var(--space-8);
}

.highlight-item {
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: var(--radius-lg);
  padding: var(--space-6);
  text-align: center;
  transition: all var(--transition-normal);
}

.highlight-item:hover {
  background: rgba(255, 255, 255, 0.1);
  transform: translateY(-2px);
}

.highlight-item i {
  font-size: 2rem;
  color: var(--color-primary-400);
  margin-bottom: var(--space-4);
}

.highlight-item h4 {
  color: white;
  font-size: var(--font-size-lg);
  margin-bottom: var(--space-2);
}

.highlight-item p {
  color: var(--color-neutral-400);
  font-size: var(--font-size-sm);
}

.summary-visual {
  position: sticky;
  top: calc(var(--header-height) + var(--space-8));
}

.visual-placeholder {
  background: linear-gradient(135deg, rgba(99, 102, 241, 0.1), rgba(139, 92, 246, 0.1));
  border: 1px solid rgba(99, 102, 241, 0.2);
  border-radius: var(--radius-xl);
  padding: var(--space-12);
  text-align: center;
  height: 300px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  backdrop-filter: blur(20px);
}

.visual-placeholder i {
  font-size: 4rem;
  color: var(--color-primary-400);
  margin-bottom: var(--space-4);
}

.visual-placeholder p {
  color: var(--color-neutral-300);
  font-size: var(--font-size-lg);
  font-weight: var(--font-weight-medium);
}

.video-container {
  background: linear-gradient(135deg, rgba(99, 102, 241, 0.1), rgba(139, 92, 246, 0.1));
  border: 1px solid rgba(99, 102, 241, 0.2);
  border-radius: var(--radius-xl);
  padding: var(--space-6);
  text-align: center;
  height: auto;
  min-height: 300px;
  display: flex;
  align-items: center;
  justify-content: center;
  backdrop-filter: blur(20px);
  overflow: hidden;
  position: relative;
  width: 100%;
}

.video-container video {
  width: 100%;
  height: auto;
  border-radius: var(--radius-lg);
  max-width: 100%;
  display: block;
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.3);
  object-fit: contain;
  background: #000;
}

.video-wrapper video {
  width: 100%;
  height: auto;
  border-radius: var(--radius-lg);
  max-width: 100%;
  display: block;
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.3);
  object-fit: contain;
  background: #000;
}

/* Ensure video controls are visible */
video::-webkit-media-controls {
  opacity: 1;
}

video::-webkit-media-controls-panel {
  background: rgba(0, 0, 0, 0.7);
}

/* Video Mosaic Wall */
.video-mosaic {
  padding: var(--space-16) 0;
  background: var(--color-background-primary);
}

.mosaic-grid {
  display: grid;
  grid-template-columns: repeat(12, 1fr);
  grid-template-rows: repeat(4, 200px);
  gap: var(--space-4);
  max-width: 1400px;
  margin: 0 auto;
  padding: 0 var(--space-6);
}

.mosaic-item {
  position: relative;
  border-radius: var(--radius-xl);
  overflow: hidden;
  cursor: pointer;
  transition: all 0.6s cubic-bezier(0.4, 0, 0.2, 1);
  background: var(--color-background-secondary);
  border: 1px solid rgba(255, 255, 255, 0.1);
}

.mosaic-item.large {
  grid-column: span 6;
  grid-row: span 2;
}

.mosaic-item.medium {
  grid-column: span 4;
  grid-row: span 2;
}

.mosaic-item.small {
  grid-column: span 3;
  grid-row: span 1;
}

.video-wrapper {
  position: relative;
  width: 100%;
  height: 100%;
  overflow: hidden;
}

.video-wrapper video {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: all 0.6s cubic-bezier(0.4, 0, 0.2, 1);
}

.video-overlay {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: linear-gradient(135deg, rgba(99, 102, 241, 0.8), rgba(139, 92, 246, 0.8));
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  opacity: 0;
  transition: all 0.6s cubic-bezier(0.4, 0, 0.2, 1);
  backdrop-filter: blur(10px);
}

.video-overlay i {
  font-size: 3rem;
  color: white;
  margin-bottom: var(--space-3);
  transform: scale(0.8);
  transition: all 0.6s cubic-bezier(0.4, 0, 0.2, 1);
}

.video-overlay span {
  color: white;
  font-size: var(--font-size-lg);
  font-weight: var(--font-weight-semibold);
  text-align: center;
  transform: translateY(20px);
  transition: all 0.6s cubic-bezier(0.4, 0, 0.2, 1);
}

/* Hover Effects */
.mosaic-item:hover {
  transform: scale(1.05);
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.4);
  z-index: 10;
}

.mosaic-item:hover .video-wrapper video {
  transform: scale(1.1);
}

.mosaic-item:hover .video-overlay {
  opacity: 1;
}

.mosaic-item:hover .video-overlay i {
  transform: scale(1.2);
}

.mosaic-item:hover .video-overlay span {
  transform: translateY(0);
}

/* Video Modal */
.video-modal {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.9);
  z-index: 10000;
  display: none;
  align-items: center;
  justify-content: center;
  backdrop-filter: blur(20px);
}

.video-modal .modal-overlay {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
}

.video-modal .modal-content {
  position: relative;
  max-width: 90vw;
  max-height: 90vh;
  width: auto;
  height: auto;
  background: transparent;
  border: none;
  padding: 0;
  text-align: center;
  gap: 3em;
  overflow: visible;
  box-sizing: border-box;
}

.video-modal .modal-close {
  position: absolute;
  top: -60px;
  right: 0;
  width: 48px;
  height: 48px;
  background: rgba(255, 255, 255, 0.1);
  border: 1px solid rgba(255, 255, 255, 0.2);
  border-radius: 50%;
  color: white;
  font-size: 1.5rem;
  cursor: pointer;
  transition: all 0.3s ease;
  z-index: 10001;
}

.video-modal .modal-close:hover {
  background: rgba(255, 255, 255, 0.2);
  transform: scale(1.1);
}

.video-modal video,
.video-modal img {
  width: 100%;
  height: auto;
  max-width: 100%;
  max-height: 70vh;
  border-radius: var(--radius-xl);
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.5);
  display: block;
  position: relative;
  z-index: 2001;
  background: #000;
  margin-bottom: var(--space-6);
  object-fit: contain;
}

.video-modal .video-description {
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: var(--radius-lg);
  padding: var(--space-6);
  margin-top: var(--space-4);
  backdrop-filter: blur(10px);
  max-width: 100%;
}

.video-modal .video-description h3 {
  color: var(--color-primary-400);
  font-size: var(--font-size-xl);
  font-weight: 600;
  margin: 0 0 var(--space-3) 0;
  line-height: 1.3;
}

.video-modal .video-description p {
  color: var(--color-text-secondary);
  font-size: var(--font-size-base);
  line-height: 1.6;
  margin: 0;
  opacity: 0.9;
}

/* Responsive Design */
@media (max-width: 1024px) {
  .mosaic-grid {
    grid-template-columns: repeat(8, 1fr);
    grid-template-rows: repeat(6, 150px);
    gap: var(--space-3);
  }
  
  .mosaic-item.large {
    grid-column: span 4;
    grid-row: span 2;
  }
  
  .mosaic-item.medium {
    grid-column: span 4;
    grid-row: span 2;
  }
  
  .mosaic-item.small {
    grid-column: span 2;
    grid-row: span 1;
  }
}

@media (max-width: 768px) {
  .mosaic-grid {
    grid-template-columns: repeat(4, 1fr);
    grid-template-rows: repeat(8, 120px);
    gap: var(--space-2);
  }
  
  .mosaic-item.large {
    grid-column: span 4;
    grid-row: span 2;
  }
  
  .mosaic-item.medium {
    grid-column: span 2;
    grid-row: span 2;
  }
  
  .mosaic-item.small {
    grid-column: span 2;
    grid-row: span 1;
  }
  
  .video-overlay i {
    font-size: 2rem;
  }
  
  .video-overlay span {
    font-size: var(--font-size-base);
  }
  
  .video-modal .modal-content {
    max-width: 95vw;
    max-height: 95vh;
    padding: var(--space-4);
  }
  
  .video-modal video {
    max-height: 60vh;
    margin-bottom: var(--space-4);
  }
  
  .video-modal .video-description {
    padding: var(--space-4);
    margin-top: var(--space-3);
  }
  
  .video-modal .video-description h3 {
    font-size: var(--font-size-lg);
    margin-bottom: var(--space-2);
  }
  
  .video-modal .video-description p {
    font-size: var(--font-size-sm);
  }
}

/* UX Process */
.ux-process {
  padding: var(--space-16) 0;
  background: var(--color-background-secondary);
}

.process-timeline {
  position: relative;
  max-width: 800px;
  margin: 0 auto;
}

.process-timeline::before {
  content: '';
  position: absolute;
  left: 30px;
  top: 0;
  bottom: 0;
  width: 2px;
  background: linear-gradient(to bottom, var(--color-primary-400), var(--color-secondary-400));
}

.timeline-item {
  position: relative;
  margin-bottom: var(--space-12);
  padding-left: 80px;
}

.timeline-marker {
  position: absolute;
  left: 0;
  top: 0;
  width: 60px;
  height: 60px;
  background: linear-gradient(135deg, var(--color-primary-400), var(--color-secondary-400));
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  font-size: 1.5rem;
  box-shadow: 0 8px 24px rgba(99, 102, 241, 0.3);
}

.timeline-content {
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: var(--radius-xl);
  padding: var(--space-8);
  backdrop-filter: blur(20px);
}

.timeline-content h3 {
  color: white;
  font-size: var(--font-size-xl);
  margin-bottom: var(--space-4);
}

.timeline-content p {
  color: var(--color-neutral-300);
  line-height: 1.6;
  margin-bottom: var(--space-4);
}

.timeline-content ul {
  list-style: none;
  padding: 0;
}

.timeline-content li {
  color: var(--color-neutral-400);
  padding: var(--space-1) 0;
  position: relative;
  padding-left: var(--space-4);
}

.timeline-content li::before {
  content: '✦';
  position: absolute;
  left: 0;
  color: var(--color-primary-400);
}

/* Achievements & Impact */
.achievements-impact {
  padding: var(--space-16) 0;
  background: var(--color-background-primary);
}

.achievements-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: var(--space-8);
}

.achievement-card {
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: var(--radius-xl);
  padding: var(--space-8);
  text-align: center;
  transition: all var(--transition-normal);
  backdrop-filter: blur(20px);
}

.achievement-card:hover {
  background: rgba(255, 255, 255, 0.1);
  transform: translateY(-8px);
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.3);
}

.achievement-icon {
  width: 80px;
  height: 80px;
  background: linear-gradient(135deg, var(--color-primary-400), var(--color-secondary-400));
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto var(--space-6);
  font-size: 2rem;
  color: white;
}

.achievement-card h3 {
  color: white;
  font-size: var(--font-size-xl);
  margin-bottom: var(--space-4);
}

.achievement-card p {
  color: var(--color-neutral-300);
  line-height: 1.6;
  margin-bottom: var(--space-6);
}

.achievement-metric {
  display: flex;
  flex-direction: column;
  align-items: center;
}

.metric-number {
  font-size: var(--font-size-3xl);
  font-weight: var(--font-weight-black);
  color: var(--color-primary-400);
  background: linear-gradient(135deg, var(--color-primary-400), var(--color-secondary-400));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.metric-label {
  color: var(--color-neutral-400);
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-medium);
  text-transform: uppercase;
  letter-spacing: 0.1em;
}

/* Technical Implementation */
.technical-implementation {
  padding: var(--space-16) 0;
  background: var(--color-background-secondary);
}

.tech-content {
  display: grid;
  grid-template-columns: 1fr 2fr;
  gap: var(--space-12);
  align-items: start;
}

.tech-overview h3 {
  color: white;
  font-size: var(--font-size-2xl);
  margin-bottom: var(--space-6);
}

.tech-stack {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
  gap: var(--space-4);
}

.tech-item {
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: var(--radius-lg);
  padding: var(--space-4);
  text-align: center;
  transition: all var(--transition-normal);
}

.tech-item:hover {
  background: rgba(255, 255, 255, 0.1);
  transform: translateY(-2px);
}

.tech-item i {
  font-size: 1.5rem;
  color: var(--color-primary-400);
  margin-bottom: var(--space-2);
  display: block;
}

.tech-item span {
  color: var(--color-neutral-300);
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-medium);
}

.tech-details {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: var(--space-6);
}

.tech-detail-item {
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: var(--radius-lg);
  padding: var(--space-6);
  backdrop-filter: blur(20px);
}

.tech-detail-item h4 {
  color: white;
  font-size: var(--font-size-lg);
  margin-bottom: var(--space-3);
}

.tech-detail-item p {
  color: var(--color-neutral-300);
  line-height: 1.6;
}

/* Visual Gallery */
.visual-gallery {
  padding: var(--space-16) 0;
  background: var(--color-background-primary);
}

.gallery-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: var(--space-8);
}

.gallery-item {
  aspect-ratio: 16/9;
  border-radius: var(--radius-xl);
  overflow: hidden;
  transition: all var(--transition-normal);
  position: relative;
  cursor: pointer;
}

.gallery-item:hover {
  transform: scale(1.02);
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.3);
}

.gallery-placeholder {
  width: 100%;
  height: 100%;
  background: linear-gradient(135deg, rgba(99, 102, 241, 0.1), rgba(139, 92, 246, 0.1));
  border: 1px solid rgba(99, 102, 241, 0.2);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  backdrop-filter: blur(20px);
}

.gallery-placeholder i {
  font-size: 3rem;
  color: var(--color-primary-400);
  margin-bottom: var(--space-4);
}

.gallery-placeholder p {
  color: var(--color-neutral-300);
  font-size: var(--font-size-lg);
  font-weight: var(--font-weight-medium);
}

/* Next Project */
.next-project {
  padding: var(--space-16) 0;
  background: var(--color-background-secondary);
  text-align: center;
}

.next-project-content h2 {
  color: var(--color-neutral-400);
  font-size: var(--font-size-lg);
  margin-bottom: var(--space-4);
  text-transform: uppercase;
  letter-spacing: 0.1em;
}

.next-project-content h3 {
  color: white;
  font-size: var(--font-size-3xl);
  margin-bottom: var(--space-4);
}

.next-project-content p {
  color: var(--color-neutral-300);
  font-size: var(--font-size-lg);
  margin-bottom: var(--space-8);
  max-width: 600px;
  margin-left: auto;
  margin-right: auto;
}

.next-project-content .btn-primary {
  background: linear-gradient(135deg, var(--color-primary-500), var(--color-secondary-500));
  border: none;
  border-radius: var(--radius-full);
  padding: var(--space-4) var(--space-8);
  color: white;
  font-weight: var(--font-weight-semibold);
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  gap: var(--space-3);
  transition: all var(--transition-normal);
  box-shadow: 0 4px 12px rgba(99, 102, 241, 0.3);
}

.next-project-content .btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(99, 102, 241, 0.4);
  background: linear-gradient(135deg, var(--color-primary-400), var(--color-secondary-400));
}

.next-project-content .btn-primary:active {
  transform: translateY(0);
  box-shadow: 0 4px 12px rgba(99, 102, 241, 0.3);
}

/* ===== COMPREHENSIVE MOBILE RESPONSIVE DESIGN ===== */

/* Extra Small Devices (phones, 480px and down) */
@media (max-width: 480px) {
  /* Hero Section */
  .hero-section {
    padding: calc(var(--header-height) + var(--space-6)) var(--space-4) var(--space-8);
    min-height: 80vh;
  }
  
  .hero-title {
    font-size: var(--font-size-3xl);
    margin-bottom: var(--space-4);
  }
  
  .hero-subtitle {
    font-size: var(--font-size-base);
    margin-bottom: var(--space-6);
  }
  
  .hero-description {
    font-size: var(--font-size-sm);
    margin-bottom: var(--space-6);
  }
  
  .hero-actions {
    flex-direction: row;
    gap: var(--space-3);
  }
  
  .hero-actions .btn-primary,
  .hero-actions .btn-secondary {
    width: 100%;
    padding: var(--space-3) var(--space-4);
    font-size: var(--font-size-base);
  }
  
  .hero-stats {
    grid-template-columns: 1fr;
    gap: var(--space-4);
  }
  
  .stat-item {
    padding: var(--space-3);
  }
  
  .stat-number {
    font-size: var(--font-size-2xl);
  }
  
  .stat-label {
    font-size: var(--font-size-xs);
  }
  
  /* Navigation */
  .navbar-container {
    padding: 0 var(--space-3);
  }
  
  .navbar-brand .logo-image {
    height: 32px;
  }
  
  /* Projects Section */
  .projects-section {
    padding: var(--space-12) var(--space-4);
  }
  
  .section-header h2 {
    font-size: var(--font-size-2xl);
  }
  
  .section-header p {
    font-size: var(--font-size-base);
  }
  
  .projects-grid {
    grid-template-columns: 1fr;
    gap: var(--space-4);
  }
  
  .project-card {
    padding: var(--space-4);
  }
  
  .project-card h3 {
    font-size: var(--font-size-lg);
  }
  
  .project-card p {
    font-size: var(--font-size-sm);
  }
  
  .project-meta {
    flex-direction: column;
    gap: var(--space-2);
  }
  
  .project-meta span {
    font-size: var(--font-size-xs);
    padding: var(--space-1) var(--space-2);
  }
  
  /* About Section */
  .about-section {
    padding: var(--space-12) var(--space-4);
  }
  
  .about-content {
    grid-template-columns: 1fr;
    gap: var(--space-6);
  }
  
  .about-text h2 {
    font-size: var(--font-size-2xl);
  }
  
  .about-text p {
    font-size: var(--font-size-base);
  }
  
  .skills-grid {
    grid-template-columns: 1fr;
    gap: var(--space-4);
  }
  
  .skill-category h3 {
    font-size: var(--font-size-lg);
  }
  
  .skill-list {
    gap: var(--space-2);
  }
  
  .skill-list li {
    font-size: var(--font-size-sm);
    padding: var(--space-2) var(--space-3);
  }
  
  /* Contact Section */
  .contact-section {
    padding: var(--space-12) var(--space-4);
  }
  
  .contact-content {
    grid-template-columns: 1fr;
    gap: var(--space-6);
  }
  
  .contact-info h2 {
    font-size: var(--font-size-2xl);
  }
  
  .contact-item {
    padding: var(--space-3);
  }
  
  .contact-item i {
    font-size: 20px;
  }
  
  .contact-item h3 {
    font-size: var(--font-size-base);
  }
  
  .contact-item p {
    font-size: var(--font-size-sm);
  }
  
  /* Footer */
  .footer {
    padding: var(--space-8) var(--space-4);
  }
  
  .footer-content {
    grid-template-columns: 1fr;
    gap: var(--space-6);
    text-align: center;
  }
  
  .footer-section h3 {
    font-size: var(--font-size-lg);
  }
  
  .footer-section ul {
    gap: var(--space-2);
  }
  
  .footer-section li {
    font-size: var(--font-size-sm);
  }
  
  .social-links {
    justify-content: center;
    gap: var(--space-4);
  }
  
  .social-links a {
    width: 40px;
    height: 40px;
    font-size: 18px;
  }
  
  /* Password Modal */
  .modal-content {
    padding: var(--space-6);
    margin: var(--space-4);
  }
  
  .modal-header h1 {
    font-size: var(--font-size-2xl);
  }
  
  .modal-header p {
    font-size: var(--font-size-sm);
  }
  
  .password-input {
    padding: var(--space-3);
    font-size: var(--font-size-base);
  }
  
  .submit-btn {
    padding: var(--space-3) var(--space-4);
    font-size: var(--font-size-base);
  }
}

/* Small Devices (tablets, 481px to 768px) */
@media (min-width: 481px) and (max-width: 768px) {
  /* Hero Section */
  .hero-section {
    padding: calc(var(--header-height) + var(--space-8)) var(--space-6) var(--space-12);
  }
  
  .hero-title {
    font-size: var(--font-size-4xl);
  }
  
  .hero-subtitle {
    font-size: var(--font-size-lg);
  }
  
  .hero-description {
    font-size: var(--font-size-base);
  }
  
  .hero-actions {
    gap: var(--space-4);
    flex-wrap: nowrap;
    justify-content: center;
  }
  
  .hero-actions .btn-primary,
  .hero-actions .btn-secondary {
    min-width: 180px;
    padding: var(--space-3) var(--space-4);
  }
  
  .hero-stats {
    grid-template-columns: 1fr;
    gap: var(--space-6);
  }
  
  /* Projects Section */
  .projects-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-6);
  }
  
  /* About Section */
  .about-content {
    grid-template-columns: 1fr;
    gap: var(--space-8);
  }
  
  .skills-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-6);
  }
  
  /* Contact Section */
  .contact-content {
    grid-template-columns: 1fr;
    gap: var(--space-8);
  }
  
  /* Footer */
  .footer-content {
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-8);
  }
}

/* Large Devices (desktop, 1024px and above) */
@media (min-width: 1024px) {
  /* Hero Section */
  .hero-section {
    padding: calc(var(--header-height) + var(--space-12)) var(--space-8) var(--space-16);
  }
  
  .hero-title {
    font-size: var(--font-size-5xl);
  }
  
  .hero-subtitle {
    font-size: var(--font-size-xl);
  }
  
  .hero-description {
    font-size: var(--font-size-lg);
  }
  
  .hero-actions {
    gap: var(--space-6);
    flex-direction: row;
    flex-wrap: nowrap;
    justify-content: center;
    align-items: center;
  }
  
  .hero-stats {
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-8);
  }
  
  /* Projects Section */
  .projects-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-8);
  }
  
  /* About Section */
  .about-content {
    grid-template-columns: 1fr 1fr;
    gap: var(--space-12);
  }
  
  .skills-grid {
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-8);
  }
  
  /* Contact Section */
  .contact-content {
    grid-template-columns: 1fr 1fr;
    gap: var(--space-12);
  }
  
  /* Footer */
  .footer-content {
    grid-template-columns: repeat(4, 1fr);
    gap: var(--space-8);
  }
}

/* Case Study Pages Responsive */
@media (max-width: 768px) {
  .case-study-hero {
    padding: calc(var(--header-height) + var(--space-6)) var(--space-4) var(--space-8);
    min-height: 60vh;
    margin-top: 50px;
  }
  
  .hero-title {
    font-size: var(--font-size-3xl);
  }
  
  .hero-subtitle {
    font-size: var(--font-size-base);
  }
  
  .project-meta {
    flex-direction: column;
    gap: var(--space-3);
  }
  
  .project-meta span {
    font-size: var(--font-size-xs);
    width: 60vw;
        margin: auto;
  }
  
  .hero-stats {
    grid-template-columns: 1fr;
    gap: var(--space-3);
  }
  
  .executive-summary,
  .ux-process,
  .achievements-impact,
  .technical-implementation,
  .visual-gallery {
    padding: var(--space-8) var(--space-4);
  }
  
  .summary-content,
  .tech-content {
    grid-template-columns: 1fr;
    gap: var(--space-6);
  }
  
  .timeline-item {
    padding-left: 60px;
  }
  
  .timeline-marker {
    width: 40px;
    height: 40px;
    font-size: 1rem;
  }
  
  .achievements-grid {
    grid-template-columns: 1fr;
    gap: var(--space-4);
  }
  
  .gallery-grid {
    grid-template-columns: 1fr;
    gap: var(--space-4);
  }
  
  .next-project {
    padding: var(--space-8) var(--space-4);
  }
  
  .next-project-content h3 {
    font-size: var(--font-size-2xl);
  }
  
  .next-project-content p {
    font-size: var(--font-size-base);
  }
}

/* Password Modal Responsive Adjustments */
@media (max-width: 768px) {
  .password-modal {
    padding: 0.5rem;
    align-items: flex-start;
    justify-content: center;
  }
  
  .password-modal .modal-content {
    padding: var(--space-6);
    width: 100%;
    max-width: 100%;
    max-height: calc(100vh - 1rem);
    margin: 0.5rem;
    border-radius: var(--radius-lg);
  }
  
  .password-modal .modal-header h1 {
    font-size: var(--font-size-xl);
    margin-bottom: var(--space-3);
  }
  
  .password-modal .modal-header p {
    font-size: var(--font-size-sm);
    line-height: 1.5;
  }
  
  .password-modal .lock-icon {
    width: 60px;
    height: 60px;
    font-size: 1.5rem;
    margin-bottom: var(--space-4);
  }
  
  .password-modal .password-form {
    margin-bottom: var(--space-6);
  }
  
  .password-modal .input-group {
    margin-bottom: var(--space-4);
  }
  
  .password-modal .password-input {
    padding: var(--space-3) var(--space-10) var(--space-3) var(--space-3);
    font-size: var(--font-size-sm);
  }
  
  .password-modal .submit-btn {
    padding: var(--space-3) var(--space-6);
    font-size: var(--font-size-sm);
  }
  
  .password-modal .privacy-notice {
    padding: var(--space-3);
  }
  
  .password-modal .privacy-notice p {
    font-size: var(--font-size-xs);
  }
  
  
  .password-modal .dribbble-btn {
    padding: var(--space-3) var(--space-6);
    font-size: var(--font-size-sm);
  }
  
  .password-modal .alternative-text {
    font-size: var(--font-size-xs);
  }
  
  /* Request Modal Responsive */
  .request-modal .modal-content {
    padding: var(--space-4);
    width: 95%;
    max-height: 95vh;
  }
  
  .request-modal .modal-header h1 {
    font-size: var(--font-size-lg);
    margin-bottom: var(--space-2);
  }
  
  .request-modal .modal-header p {
    font-size: var(--font-size-sm);
    line-height: 1.5;
  }
  
  .request-modal .request-form {
    max-width: 100%;
  }
  
  .request-modal .input-group {
    margin-bottom: var(--space-3);
  }
  
  .request-modal .request-input {
    padding: var(--space-3);
    font-size: var(--font-size-sm);
  }
  
  .request-modal .submit-btn,
  .request-modal .cancel-btn {
    padding: var(--space-3) var(--space-4);
    font-size: var(--font-size-sm);
  }
}

/* Extra small screens */
@media (max-width: 480px) {
  .password-modal {
    padding: 0.25rem;
  }
  
  .password-modal .modal-content {
    padding: var(--space-4);
    margin: 0.25rem;
    border-radius: var(--radius-md);
  }
  
  .password-modal .modal-header h1 {
    font-size: var(--font-size-lg);
    margin-bottom: var(--space-2);
  }
  
  .password-modal .modal-header p {
    font-size: var(--font-size-xs);
    line-height: 1.4;
  }
  
  .password-modal .lock-icon {
    width: 50px;
    height: 50px;
    font-size: 1.25rem;
    margin-bottom: var(--space-3);
  }
  
  .password-modal .password-form {
    margin-bottom: var(--space-4);
  }
  
  .password-modal .input-group {
    margin-bottom: var(--space-3);
  }
  
  .password-modal .password-input {
    padding: var(--space-2) var(--space-8) var(--space-2) var(--space-2);
    font-size: var(--font-size-sm);
  }
  
  .password-modal .submit-btn {
    padding: var(--space-2) var(--space-4);
    font-size: var(--font-size-sm);
  }
  
  .password-modal .privacy-notice {
    padding: var(--space-2);
  }
  
  .password-modal .privacy-notice p {
    font-size: var(--font-size-xs);
    line-height: 1.3;
  }
  
  
  .password-modal .dribbble-btn {
    padding: var(--space-2) var(--space-4);
    font-size: var(--font-size-sm);
    width: 100%;
  }
  
  .password-modal .alternative-text {
    font-size: var(--font-size-xs);
    line-height: 1.3;
  }
  
  /* Request Modal for extra small screens */
  .request-modal .modal-content {
    padding: var(--space-3);
    margin: 0.25rem;
  }
  
  .request-modal .modal-header h1 {
    font-size: var(--font-size-base);
  }
  
  .request-modal .modal-header p {
    font-size: var(--font-size-xs);
  }
  
  .request-modal .request-input {
    padding: var(--space-2);
    font-size: var(--font-size-sm);
  }
  
  .request-modal .submit-btn,
  .request-modal .cancel-btn {
    padding: var(--space-2) var(--space-3);
    font-size: var(--font-size-sm);
  }
}

@media (max-height: 600px) {
  .password-modal {
    padding: 0.25rem;
    align-items: flex-start;
  }
  
  .password-modal .modal-content {
    padding: var(--space-4);
    max-height: calc(100vh - 0.5rem);
    margin: 0.25rem;
  }
  
  
  .password-modal .lock-icon {
    width: 50px;
    height: 50px;
    font-size: 1.25rem;
    margin-bottom: var(--space-3);
  }
  
  .password-modal .modal-header h1 {
    font-size: var(--font-size-lg);
    margin-bottom: var(--space-2);
  }
  
  .password-modal .modal-header p {
    font-size: var(--font-size-sm);
    margin-bottom: var(--space-3);
  }
  
  .password-modal .password-form {
    margin-bottom: var(--space-4);
  }
  
  .password-modal .input-group {
    margin-bottom: var(--space-3);
  }
  
  .password-modal .submit-btn {
    padding: var(--space-2) var(--space-4);
  }
  
  .password-modal .privacy-notice {
   
    padding: var(--space-2);
  }
}

/* Landscape Orientation Adjustments */
@media (max-height: 600px) and (orientation: landscape) {
  .hero-section {
    min-height: 100vh;
    padding: var(--space-8) var(--space-6);
  }
  
  .hero-title {
    font-size: var(--font-size-3xl);
    margin-bottom: var(--space-3);
  }
  
  .hero-subtitle {
    font-size: var(--font-size-base);
    margin-bottom: var(--space-4);
  }
  
  .hero-description {
    font-size: var(--font-size-sm);
    margin-bottom: var(--space-4);
  }
  
  .hero-actions {
    margin-bottom: var(--space-6);
  }
  
  .hero-stats {
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-4);
  }
}

/* High DPI Displays */
@media (-webkit-min-device-pixel-ratio: 2), (min-resolution: 192dpi) {
  .hero-title .gradient-text::after {
    transform: translateX(-50%) scale(0.5);
  }
  
  .navbar-toggle {
    transform: scale(0.9);
  }
}

/* Reduced Motion Support */
@media (prefers-reduced-motion: reduce) {
  .hero-section *,
  .project-card,
  .skill-category,
  .contact-item,
  .social-links a {
    animation: none !important;
    transition: none !important;
  }
  
  .aurora {
    animation: none !important;
  }
}

/* Gallery Images and Modal Navigation */
.gallery-image {
  width: 100%;
  height: 100%;
  object-fit: cover;
  border-radius: var(--radius-lg);
  transition: transform 0.3s ease;
}

.gallery-overlay {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(0, 0, 0, 0.7);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  opacity: 0;
  transition: opacity 0.3s ease;
  border-radius: var(--radius-lg);
  color: white;
}

.gallery-overlay i {
  font-size: 2rem;
  margin-bottom: var(--space-2);
}

.gallery-overlay span {
  font-size: var(--font-size-sm);
  font-weight: 500;
}

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

.gallery-item:hover .gallery-image {
  transform: scale(1.05);
}

.gallery-video {
  width: 100%;
  height: 100%;
  object-fit: cover;
  border-radius: var(--radius-lg);
  transition: transform 0.3s ease;
}

.gallery-item:hover .gallery-video {
  transform: scale(1.05);
}

/* Clickable Video Container */
.clickable-video {
  position: relative;
  cursor: pointer;
  transition: transform 0.3s ease;
}

.clickable-video:hover {
  transform: scale(1.02);
}

.clickable-video .video-overlay {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(0, 0, 0, 0.7);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  opacity: 0;
  transition: opacity 0.3s ease;
  border-radius: var(--radius-lg);
  color: white;
}

.clickable-video:hover .video-overlay {
  opacity: 1;
}

.clickable-video .video-overlay i {
  font-size: 2rem;
  margin-bottom: var(--space-2);
}

.clickable-video .video-overlay span {
  font-size: var(--font-size-sm);
  font-weight: 500;
  text-align: center;
}

/* Modal Navigation */
.modal-navigation {
  position: absolute;
  top: 50%;
  left: 0;
  right: 0;
  transform: translateY(-50%);
  display: flex;
  justify-content: space-between;
  padding: 0 var(--space-4);
  pointer-events: auto;
  z-index: 2001;
}

.nav-btn {
  background: rgba(255, 255, 255, 0.1);
  border: 1px solid rgba(255, 255, 255, 0.2);
  color: white;
  width: 56px;
  height: 56px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: all 0.3s ease;
  backdrop-filter: blur(10px);
  pointer-events: auto;
}

.nav-btn:hover {
  background: rgba(255, 255, 255, 0.2);
  transform: scale(1.1);
}

.nav-btn i {
  font-size: 1.5rem;
}

/* Modal Info */
.modal-info {
  bottom: -80px;
  left: 0;
  right: 0;
  text-align: center;
  color: white;
  z-index: 2000;
}

.modal-info h3 {
  font-size: var(--font-size-xl);
  font-weight: 600;
  margin: 0 0 var(--space-2) 0;
  color: var(--color-primary-400);
}

.modal-info p {
  font-size: var(--font-size-base);
  margin: 0;
  opacity: 0.9;
  line-height: 1.6;
}

/* Disabled submit button styles */
.password-modal .password-form .submit-btn.disabled {
  opacity: 0.5;
  cursor: not-allowed;
  background: #2d2d2d !important;
  color: #9ca3af !important;
  transform: none !important;
  box-shadow: none !important;
}

.password-modal .password-form .submit-btn.disabled:hover {
  transform: none !important;
  box-shadow: none !important;
  background: #2d2d2d !important;
  color: #9ca3af !important;
}

/* Password input and button width alignment */
.password-modal .password-form .input-group {
  width: 100%;
  max-width: 400px;
  margin: 0 auto;
}

.password-modal .password-form .submit-btn {
  width: 100%;
  max-width: 400px;
  margin: 0 auto;
}

/* Privacy notice text centering */
.password-modal .privacy-notice {
  text-align: center;
}

/* Override modal header margin from styles.css */
.password-modal .modal-header {
  margin-bottom: 0 !important;
}

.password-modal .privacy-notice p {
  text-align: center;
  margin: 0;
}

/* Alternative Access Section */
.password-modal .alternative-access {
  text-align: center;
}

.password-modal .alternative-access .divider {
  position: relative;
  margin: 0 1.25rem 2.25rem 0;
}

.password-modal .alternative-access .divider::before {
  content: "";
  position: absolute;
  top: 50%;
  left: 0;
  right: 0;
  height: 1px;
  background: #2d2d2d;
}

.password-modal .alternative-access .divider span {
  background: #111;
  padding: 0 1rem;
  color: #9ca3af;
  font-size: .875rem;
  position: relative;
  z-index: 1;
}

.password-modal .dribbble-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: .75rem;
  padding: 1rem 2rem;
  background: linear-gradient(135deg, #ea4c89, #ff6b9d);
  color: white;
  text-decoration: none;
  border-radius: 9999px;
  font-weight: 600;
  font-size: 1rem;
  transition: all 300ms cubic-bezier(0.4, 0, 0.2, 1);
  box-shadow: 0 8px 32px rgba(234, 76, 137, 0.3);
  border: none;
  cursor: pointer;
  margin-bottom: 1rem;
}

.password-modal .dribbble-btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 12px 40px rgba(234, 76, 137, 0.4);
  background: linear-gradient(135deg, #ff6b9d, #ea4c89);
}

.password-modal .dribbble-btn:focus {
  outline: 2px solid #ea4c89;
  outline-offset: 2px;
}

.password-modal .dribbble-btn i {
  font-size: 1.25rem;
}

.password-modal .alternative-text {
  font-size: .875rem;
  color: #9ca3af;
  margin: 0;
  line-height: 1.5;
}

/* Request Password Section */
.request-password-section {
  margin-top: 2rem;
  text-align: center;
}

.divider {
  position: relative;
  margin: 1.5rem 0;
  text-align: center;
}

.divider::before {
  content: '';
  position: absolute;
  top: 50%;
  left: 0;
  right: 0;
  height: 1px;
  background: #2d2d2d;
}

.divider span {
  background: #111;
  padding: 0 1rem;
  color: #9ca3af;
  font-size: 0.875rem;
  position: relative;
  z-index: 1;
}

.request-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.875rem 1.5rem;
  border-radius: 8px;
  font-weight: 500;
  font-size: 0.875rem;
  text-decoration: none;
  border: 2px solid #2d2d2d;
  background: #1a1a1a;
  color: #9ca3af;
  cursor: pointer;
  transition: all 300ms cubic-bezier(0.4, 0, 0.2, 1);
  width: 100%;
  max-width: 400px;
  margin: 0 auto;
  position: relative;
  overflow: hidden;
}
.request-btn i {
  margin-right: 0.75em;
}

.request-btn::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(99, 102, 241, 0.1), transparent);
  transition: left 0.5s;
}

.request-btn:hover {
  background: #2d2d2d;
  border-color: #6366f1;
  color: #e5e7eb;
  transform: translateY(-1px);
  box-shadow: 0 4px 12px rgba(99, 102, 241, 0.15);
}

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

.request-btn:active {
  transform: translateY(0);
  box-shadow: 0 2px 8px rgba(99, 102, 241, 0.1);
}

/* Request Modal */
.request-modal {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.8);
  z-index: 10000;
  display: none;
  align-items: center;
  justify-content: center;
  opacity: 0;
  transition: all 300ms cubic-bezier(0.4, 0, 0.2, 1);
}

.request-modal.show {
  opacity: 1;
}

.request-modal .modal-content {
  background: #111;
  border: 1px solid #2d2d2d;
  border-radius: 16px;
  padding: 2rem 1.5rem;
  max-width: 480px;
  width: 90%;
  max-height: 90vh;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: flex-start;
  text-align: center;
  box-shadow: 0 14px 28px rgba(0, 0, 0, 0.25), 0 10px 10px rgba(0, 0, 0, 0.22);
  position: relative;
  overflow-y: auto;
  overflow-x: hidden;
  transform: scale(0.95);
  transition: all 300ms cubic-bezier(0.4, 0, 0.2, 1);
  box-sizing: border-box;
}

.request-modal.show .modal-content {
  transform: scale(1);
}

.request-modal .modal-content::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: linear-gradient(90deg, #6366f1, #3b82f6);
}

.request-modal .modal-header {
  margin-bottom: 1.5rem;
  width: 100%;
}

.request-modal .modal-header .lock-icon {
  width: 56px;
  height: 56px;
  background: linear-gradient(135deg, #6366f1, #3b82f6);
  border-radius: 9999px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 1rem;
}

.request-modal .modal-header .lock-icon i {
  font-size: 28px;
  color: #000;
}

.request-modal .modal-header h1 {
  font-size: 28px;
  font-weight: 700;
  margin-bottom: 0.5rem;
  background: linear-gradient(135deg, #ffffff, #6366f1);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.request-modal .modal-header p {
  color: #e5e7eb;
  font-size: 1rem;
  line-height: 1.6;
}

.request-modal .request-form {
  width: 100%;
  max-width: 400px;
}

.request-modal .input-group {
  margin-bottom: 1rem;
  text-align: left;
}

.request-modal .input-group label {
  display: block;
  color: #e5e7eb;
  font-size: 0.875rem;
  font-weight: 500;
  margin-bottom: 0.5rem;
}

.request-modal .request-input {
  width: 100%;
  padding: 1rem 1.5rem;
  background: #1a1a1a;
  border: 2px solid #2d2d2d;
  border-radius: 8px;
  color: #fff;
  font-size: 1rem;
  transition: all 300ms cubic-bezier(0.4, 0, 0.2, 1);
  box-sizing: border-box;
}

.request-modal .request-input:focus {
  border-color: #6366f1;
  box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.1);
  outline: none;
}

.request-modal .request-input::placeholder {
  color: #9ca3af;
}

.request-modal textarea.request-input {
  min-height: 80px;
  resize: vertical;
}

.request-modal .submit-btn {
  width: 100%;
  margin-bottom: 1rem;
}

.request-modal .cancel-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.75rem 1.5rem;
  border-radius: 9999px;
  font-weight: 500;
  font-size: 1rem;
  text-decoration: none;
  border: 1px solid #2d2d2d;
  background: transparent;
  color: #9ca3af;
  cursor: pointer;
  transition: all 300ms cubic-bezier(0.4, 0, 0.2, 1);
}

.request-modal .cancel-btn:hover {
  background: #1a1a1a;
  border-color: #6366f1;
  color: #fff;
}

.request-modal .success-message {
  text-align: center;
  color: #10b981;
  display: none;
}

.request-modal .success-message.show {
  display: block;
}

.request-modal .success-message i {
  font-size: 3rem;
  margin-bottom: 1rem;
  color: #10b981;
}

.request-modal .success-message h3 {
  font-size: 1.5rem;
  margin-bottom: 1rem;
  color: #fff;
}

.request-modal .success-message p {
  color: #e5e7eb;
  line-height: 1.6;
}