@import url('_reset.css');
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800;900&family=Space+Grotesk:wght@400;500;600;700&display=swap');

/* ============================================
   MODERN CSS VARIABLES - 2025 Design System
   ============================================ */
:root {
  /* Ultra-modern Dark Theme Colors */
  --color-bg-primary: #0A0E27;
  --color-bg-secondary: #141B3C;
  --color-bg-card: #1A2347;
  --color-accent-primary: #00D9FF;
  --color-accent-secondary: #7B61FF;
  --color-accent-gradient: linear-gradient(135deg, #00D9FF 0%, #7B61FF 100%);
  --color-text-primary: #FFFFFF;
  --color-text-secondary: #A0AEC0;
  --color-text-muted: #718096;
  --color-border: rgba(255, 255, 255, 0.1);
  
  /* Modern Typography */
  --font-primary: 'Space Grotesk', system-ui, -apple-system, sans-serif;
  --font-body: 'Inter', system-ui, -apple-system, sans-serif;
  
  /* Fluid Spacing System */
  --space-xs: clamp(0.5rem, 1vw, 0.75rem);
  --space-sm: clamp(0.75rem, 1.5vw, 1rem);
  --space-md: clamp(1rem, 2vw, 1.5rem);
  --space-lg: clamp(1.5rem, 3vw, 2rem);
  --space-xl: clamp(2rem, 4vw, 3rem);
  --space-2xl: clamp(3rem, 6vw, 4rem);
  --space-3xl: clamp(4rem, 8vw, 6rem);
  
  /* Modern Border Radius */
  --radius-sm: 0.5rem;
  --radius-md: 0.75rem;
  --radius-lg: 1rem;
  --radius-xl: 1.5rem;
  --radius-2xl: 2rem;
  --radius-full: 9999px;
  
  /* Smooth Transitions */
  --transition-fast: 0.15s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-base: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-slow: 0.5s cubic-bezier(0.4, 0, 0.2, 1);
  
  /* Modern Shadows */
  --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
  --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1);
  --shadow-2xl: 0 25px 50px -12px rgba(0, 0, 0, 0.25);
  --shadow-glow: 0 0 20px rgba(0, 217, 255, 0.3);
  --shadow-glow-purple: 0 0 20px rgba(123, 97, 255, 0.3);
  
  /* Glassmorphism */
  --glass-bg: rgba(26, 35, 71, 0.7);
  --glass-border: rgba(255, 255, 255, 0.1);
  --glass-blur: blur(12px);
}

/* ============================================
   BASE STYLES - Modern Reset
   ============================================ */
* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
  font-size: 16px;
}

body {
  font-family: var(--font-body);
  font-size: 1rem;
  line-height: 1.7;
  color: var(--color-text-primary);
  background: var(--color-bg-primary);
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

/* Animated Gradient Background */
body::before {
  content: '';
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: 
    radial-gradient(circle at 20% 20%, rgba(123, 97, 255, 0.15) 0%, transparent 50%),
    radial-gradient(circle at 80% 80%, rgba(0, 217, 255, 0.15) 0%, transparent 50%);
  pointer-events: none;
  z-index: -1;
  animation: gradientShift 10s ease-in-out infinite;
}

@keyframes gradientShift {
  0%, 100% {
    opacity: 1;
  }
  50% {
    opacity: 0.7;
  }
}

.container {
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 var(--space-md);
  width: 100%;
}

li {
  list-style: none;
}

/* ============================================
   MODERN NAVIGATION - Glassmorphism
   ============================================ */
.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  background: var(--glass-bg);
  backdrop-filter: var(--glass-blur);
  -webkit-backdrop-filter: var(--glass-blur);
  border-bottom: 1px solid var(--glass-border);
  transform: translateY(0);
  transition: all var(--transition-base);
}

.nav--hidden {
  transform: translateY(-100%);
}

.nav--visible {
  background: rgba(26, 35, 71, 0.85);
  box-shadow: var(--shadow-lg);
}

.nav__container {
  max-width: 1280px;
  margin: 0 auto;
  padding: var(--space-md) var(--space-lg);
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.nav__logo {
  font-family: var(--font-primary);
  font-size: clamp(1.25rem, 2vw, 1.5rem);
  font-weight: 700;
  color: var(--color-text-primary);
  text-decoration: none;
  position: relative;
  transition: all var(--transition-base);
  letter-spacing: -0.02em;
}

.nav__logo::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--color-accent-gradient);
  transition: width var(--transition-base);
}

.nav__logo:hover::after {
  width: 100%;
}

.nav__menu {
  display: flex;
  gap: var(--space-xs);
  align-items: center;
  list-style: none;
  margin: 0;
  padding: 0;
}

.nav__item {
  margin: 0;
}

.nav__link {
  font-family: var(--font-primary);
  font-size: 0.95rem;
  font-weight: 500;
  color: var(--color-text-secondary);
  text-decoration: none;
  padding: 0.625rem 1.25rem;
  border-radius: var(--radius-full);
  transition: all var(--transition-base);
  position: relative;
  overflow: hidden;
}

.nav__link::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: var(--color-accent-gradient);
  opacity: 0;
  transition: opacity var(--transition-base);
  z-index: -1;
  border-radius: var(--radius-full);
}

.nav__link:hover {
  color: var(--color-text-primary);
  transform: translateY(-2px);
}

.nav__link:hover::before {
  opacity: 0.1;
}

.nav__link--active {
  color: var(--color-text-primary);
  background: rgba(0, 217, 255, 0.1);
  border: 1px solid rgba(0, 217, 255, 0.2);
}

/* Modern Hamburger Menu */
.nav__hamburger {
  display: none;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-md);
  cursor: pointer;
  padding: 0.625rem;
  z-index: 10001;
  position: relative;
  width: 2.75rem;
  height: 2.75rem;
  transition: all var(--transition-base);
}

.nav__hamburger:hover {
  background: rgba(255, 255, 255, 0.1);
  border-color: rgba(0, 217, 255, 0.3);
}

.nav__hamburger-bar {
  display: block;
  width: 1.5rem;
  height: 2px;
  background: var(--color-text-primary);
  transition: all var(--transition-base);
  border-radius: var(--radius-full);
  position: absolute;
}

.nav__hamburger-bar:nth-child(1) {
  top: calc(50% - 7px);
}

.nav__hamburger-bar:nth-child(2) {
  top: calc(50% - 1px);
}

.nav__hamburger-bar:nth-child(3) {
  top: calc(50% + 5px);
}

.nav__hamburger--active .nav__hamburger-bar:nth-child(1) {
  top: 50%;
  transform: translateY(-50%) rotate(45deg);
  background: var(--color-accent-primary);
}

.nav__hamburger--active .nav__hamburger-bar:nth-child(2) {
  opacity: 0;
}

.nav__hamburger--active .nav__hamburger-bar:nth-child(3) {
  top: 50%;
  transform: translateY(-50%) rotate(-45deg);
  background: var(--color-accent-primary);
}

@media (max-width: 768px) {
  .nav__hamburger {
    display: flex;
  }
  
  .nav__menu {
    position: fixed;
    top: 0;
    right: -100%;
    height: 100vh;
    width: min(320px, 85vw);
    flex-direction: column;
    gap: 0;
    background: var(--glass-bg);
    backdrop-filter: var(--glass-blur);
    -webkit-backdrop-filter: var(--glass-blur);
    padding: 6rem var(--space-xl) var(--space-xl);
    box-shadow: -10px 0 30px rgba(0, 0, 0, 0.5);
    transition: right var(--transition-slow);
    border-left: 1px solid var(--glass-border);
  }
  
  .nav__menu--open {
    right: 0;
  }
  
  .nav__item {
    width: 100%;
    padding: var(--space-xs) 0;
  }
  
  .nav__link {
    display: block;
    width: 100%;
    font-size: 1.125rem;
    padding: 1rem 1.5rem;
    border-radius: var(--radius-lg);
    color: var(--color-text-primary);
  }

  .nav__link:hover {
    background: rgba(0, 217, 255, 0.1);
    transform: translateX(8px);
  }
  
  .nav__link--active {
    background: var(--color-accent-gradient);
    color: var(--color-text-primary);
    border: none;
    font-weight: 600;
  }
}

/* ============================================
   HERO SECTION - Modern & Bold
   ============================================ */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding: var(--space-3xl) 0;
  position: relative;
  overflow: hidden;
}

.hero__content {
  max-width: 1280px;
  margin: 0 auto;
  padding: 2rem var(--space-lg);
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  gap: var(--space-3xl);
  align-items: center;
  position: relative;
  z-index: 1;
}

.hero__text {
  animation: fadeInUp 0.8s ease-out;
}

.hero__title {
  font-family: var(--font-primary);
  font-size: clamp(2.5rem, 6vw, 5rem);
  font-weight: 700;
  line-height: 1.1;
  margin-bottom: var(--space-lg);
  background: var(--color-accent-gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  letter-spacing: -0.03em;
}

.hero__subtitle {
  font-size: clamp(1.25rem, 2.5vw, 1.75rem);
  color: var(--color-text-secondary);
  margin-bottom: var(--space-xl);
  font-weight: 400;
  line-height: 1.6;
}

.hero__image {
  display: flex;
  justify-content: center;
  align-items: center;
  position: relative;
  animation: fadeInRight 0.8s ease-out 0.2s both;
}

.hero__image::before {
  content: '';
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 120%;
  height: 120%;
  background: var(--color-accent-gradient);
  border-radius: 50%;
  filter: blur(60px);
  opacity: 0.2;
  z-index: -1;
  animation: pulse 3s ease-in-out infinite;
}

.hero__photo {
  width: 100%;
  max-width: 450px;
  height: auto;
  border-radius: var(--radius-2xl);
  box-shadow: var(--shadow-2xl);
  border: 2px solid var(--glass-border);
  transition: all var(--transition-slow);
}

.hero__photo:hover {
  transform: scale(1.03);
  box-shadow: var(--shadow-glow);
}

@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(40px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes fadeInRight {
  from {
    opacity: 0;
    transform: translateX(40px);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

@keyframes pulse {
  0%, 100% {
    transform: translate(-50%, -50%) scale(1);
    opacity: 0.2;
  }
  50% {
    transform: translate(-50%, -50%) scale(1.1);
    opacity: 0.3;
  }
}

@media (max-width: 768px) {
  .hero {
    margin-top: 80px;
    min-height: auto;
    padding: var(--space-2xl) 0;
  }

  .hero__content {
    grid-template-columns: 1fr;
    gap: var(--space-xl);
    text-align: center;
  }
  
  .hero__image {
    order: -1;
  }
  
  .hero__photo {
    max-width: 300px;
  }
}

/* ============================================
   MODERN BUTTONS
   ============================================ */
.button {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-family: var(--font-primary);
  font-size: 1rem;
  font-weight: 600;
  padding: 1rem 2rem;
  border-radius: var(--radius-full);
  text-decoration: none;
  transition: all var(--transition-base);
  cursor: pointer;
  border: none;
  position: relative;
  overflow: hidden;
  letter-spacing: -0.01em;
}

.button::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(135deg, rgba(255, 255, 255, 0.2) 0%, rgba(255, 255, 255, 0) 100%);
  opacity: 0;
  transition: opacity var(--transition-base);
}

.button:hover::before {
  opacity: 1;
}

.button--primary {
  background: var(--color-accent-gradient);
  color: var(--color-text-primary);
  box-shadow: var(--shadow-glow);
}

.button--primary:hover {
  transform: translateY(-3px);
  box-shadow: 0 0 30px rgba(0, 217, 255, 0.5);
}

.button--primary:active {
  transform: translateY(-1px);
}

.button--secondary {
  background: rgba(255, 255, 255, 0.05);
  color: var(--color-text-primary);
  border: 1px solid var(--glass-border);
  backdrop-filter: var(--glass-blur);
}

.button--secondary:hover {
  background: rgba(255, 255, 255, 0.1);
  border-color: var(--color-accent-primary);
  transform: translateY(-3px);
}

.button--outline {
  background: transparent;
  color: var(--color-accent-primary);
  border: 2px solid var(--color-accent-primary);
}

.button--outline:hover {
  background: var(--color-accent-primary);
  color: var(--color-bg-primary);
  transform: translateY(-3px);
}

/* ============================================
   SECTIONS - Modern Layout
   ============================================ */
.section {
  padding: var(--space-3xl) 0;
  position: relative;
}

.section__title {
  font-family: var(--font-primary);
  font-size: clamp(2rem, 4vw, 3.5rem);
  font-weight: 700;
  margin-bottom: var(--space-xl);
  background: var(--color-accent-gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  letter-spacing: -0.02em;
  text-align: center;
}

.section__subtitle {
  font-size: clamp(1rem, 2vw, 1.25rem);
  color: var(--color-text-secondary);
  text-align: center;
  max-width: 600px;
  margin: 0 auto var(--space-2xl);
  line-height: 1.7;
}

/* ============================================
   WORK/PROJECTS GRID - Modern Cards
   ============================================ */
.work {
  padding: var(--space-3xl) 0;
  background: var(--color-bg-primary);
}

.work__filters {
  display: flex;
  justify-content: center;
  gap: var(--space-sm);
  margin-bottom: var(--space-2xl);
  flex-wrap: wrap;
}

.filter-btn,
.work-page__filter-btn {
  font-family: var(--font-primary);
  font-size: 0.9rem;
  font-weight: 500;
  padding: 0.625rem 1.5rem;
  background: rgba(255, 255, 255, 0.05);
  color: var(--color-text-secondary);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-full);
  cursor: pointer;
  transition: all var(--transition-base);
}

.filter-btn:hover,
.filter-btn--active,
.work-page__filter-btn:hover,
.work-page__filter-btn--active,
.work-page__filter-btn.active {
  background: var(--color-accent-gradient);
  color: var(--color-text-primary);
  border-color: transparent;
  transform: translateY(-2px);
}

.work__grid,
.work-page__grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: var(--space-xl);
  margin-top: var(--space-2xl);
}

.work__item,
.project-card {
  position: relative;
  border-radius: var(--radius-xl);
  overflow: hidden;
  background: var(--color-bg-card);
  border: 1px solid var(--glass-border);
  transition: all var(--transition-slow);
  cursor: pointer;
  animation: fadeInUp 0.6s ease-out both;
  text-decoration: none;
  color: inherit;
  display: block;
}

.work__item:hover,
.project-card:hover {
  transform: translateY(-10px);
  box-shadow: var(--shadow-glow);
  border-color: var(--color-accent-primary);
}

.work__image-wrapper,
.project-card__image {
  position: relative;
  width: 100%;
  padding-top: 75%;
  overflow: hidden;
  background: var(--color-bg-secondary);
}

.work__image,
.project-card__image img {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: all var(--transition-slow);
}

.work__item:hover .work__image,
.project-card:hover .project-card__image img {
  transform: scale(1.1);
}

.work__overlay,
.project-card__overlay {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  padding: var(--space-lg);
  background: linear-gradient(to top, rgba(10, 14, 39, 0.95) 0%, transparent 100%);
  transform: translateY(0);
  transition: all var(--transition-base);
  opacity: 0;
}

.work__item:hover .work__overlay,
.project-card:hover .project-card__overlay {
  opacity: 1;
}

.project-card__overlay-content {
  display: flex;
  justify-content: center;
  padding: var(--space-xs);
  color: var(--color-accent-primary);
  font-family: var(--font-primary);
  width: 100%;
  font-weight: 600;
}

.work__content,
.project-card__content {
  padding: var(--space-lg);
}

.work__category,
.project-card__category,
.project-card__category-label {
  display: inline-block;
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--color-accent-primary);
  background: rgba(0, 217, 255, 0.1);
  padding: 0.375rem 0.875rem;
  border-radius: var(--radius-full);
  margin-bottom: var(--space-sm);
}

.work__title,
.project-card__title {
  font-family: var(--font-primary);
  font-size: 1.5rem;
  font-weight: 600;
  color: var(--color-text-primary);
  margin-bottom: var(--space-xs);
  line-height: 1.3;
}

.work__description {
  font-size: 0.95rem;
  color: var(--color-text-secondary);
  line-height: 1.6;
  margin-bottom: var(--space-md);
}

.work__tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-top: var(--space-md);
}

.work__tag {
  font-size: 0.75rem;
  color: var(--color-text-muted);
  background: rgba(255, 255, 255, 0.05);
  padding: 0.25rem 0.75rem;
  border-radius: var(--radius-full);
  border: 1px solid var(--glass-border);
}

.work__link {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  color: var(--color-accent-primary);
  font-weight: 600;
  text-decoration: none;
  transition: all var(--transition-base);
}

.work__link:hover {
  gap: 0.75rem;
  color: var(--color-accent-secondary);
}

.project-card__header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: var(--space-md);
}

/* ============================================
   ABOUT SECTION - Modern Design
   ============================================ */
.about {
  padding: var(--space-3xl) 0;
  background: var(--color-bg-primary);
}

.about__content,
.about__layout {
  max-width: 900px;
  margin: 0 auto;
  display: grid;
  gap: var(--space-2xl);
}

.about__layout {
  grid-template-columns: 1fr 2fr;
  gap: var(--space-3xl);
  align-items: start;
  max-width: 1280px;
}

.about__image-wrapper {
  position: sticky;
  top: calc(var(--space-3xl) + 80px);
}

.about__image {
  width: 100%;
  height: auto;
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-2xl);
  border: 2px solid var(--glass-border);
}

.about__title {
  font-family: var(--font-primary);
  font-size: clamp(2.5rem, 4vw, 3.5rem);
  font-weight: 700;
  line-height: 1.1;
  margin-bottom: var(--space-md);
  background: var(--color-accent-gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  letter-spacing: -0.02em;
}

.about__text {
  background: var(--color-bg-card);
  padding: var(--space-2xl);
  border-radius: var(--radius-xl);
  border: 1px solid var(--glass-border);
  line-height: 1.8;
  color: var(--color-text-secondary);
  font-size: 1.125rem;
  margin-bottom: var(--space-md);
}

.about__text p {
  margin-bottom: var(--space-md);
}

.about__text p:last-child {
  margin-bottom: 0;
}

.about__buttons {
  display: flex;
  gap: var(--space-md);
  flex-wrap: wrap;
}

.skills {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: var(--space-lg);
  margin-top: var(--space-2xl);
}

.skill-card {
  background: var(--color-bg-card);
  padding: var(--space-xl);
  border-radius: var(--radius-xl);
  border: 1px solid var(--glass-border);
  transition: all var(--transition-base);
  text-align: center;
}

.skill-card:hover {
  transform: translateY(-5px);
  border-color: var(--color-accent-primary);
  box-shadow: var(--shadow-glow);
}

.skill-card__icon {
  font-size: 3rem;
  margin-bottom: var(--space-md);
  display: inline-block;
  background: var(--color-accent-gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.skill-card__title {
  font-family: var(--font-primary);
  font-size: 1.25rem;
  font-weight: 600;
  color: var(--color-text-primary);
  margin-bottom: var(--space-sm);
}

.skill-card__description {
  font-size: 0.95rem;
  color: var(--color-text-secondary);
  line-height: 1.6;
}

@media (max-width: 768px) {
  .about__layout {
    grid-template-columns: 1fr;
    gap: var(--space-xl);
    margin-top: var(--space-2xl);
  }
  
  .about__image-wrapper {
    position: static;
  }
  
  .about__buttons {
    flex-direction: column;
  }
  
  .button {
    width: 100%;
    text-align: center;
    justify-content: center;
  }
  
  .skills {
    grid-template-columns: 1fr;
  }
}

/* ============================================
   TOOLS SECTION - Modern Design
   ============================================ */
.tools {
  padding: var(--space-3xl) 0;
  background: var(--color-bg-primary);
}

.tools__card {
  max-width: 900px;
  margin: 0 auto;
  padding: var(--space-2xl);
  background: var(--color-bg-card);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-2xl);
  border: 1px solid var(--glass-border);
}

.tools__title {
  font-family: var(--font-primary);
  font-size: clamp(2rem, 3vw, 2.5rem);
  font-weight: 700;
  margin-bottom: var(--space-2xl);
  background: var(--color-accent-gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  text-align: center;
  position: relative;
  padding-bottom: var(--space-md);
}

.tools__graphic-design,
.tools__web-development {
  margin-bottom: var(--space-xl);
}

.tools__graphic-design:last-of-type,
.tools__web-development:last-of-type {
  margin-bottom: 0;
}

.tools__graphic-design h3,
.tools__web-development h3 {
  font-family: var(--font-primary);
  font-size: 1.5rem;
  font-weight: 600;
  color: var(--color-text-primary);
  margin-bottom: var(--space-md);
  padding-bottom: var(--space-sm);
  border-bottom: 2px solid rgba(0, 217, 255, 0.3);
}

.tools__list {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: var(--space-sm) var(--space-md);
  list-style: none;
  padding: 0;
  margin: 0;
}

.tools__item {
  position: relative;
  padding: var(--space-sm) var(--space-md);
  background: rgba(255, 255, 255, 0.05);
  border-radius: var(--radius-md);
  color: var(--color-text-primary);
  font-weight: 500;
  transition: all var(--transition-base);
  border: 1px solid var(--glass-border);
  text-align: center;
  overflow: hidden;
}

.tools__item:hover {
  background: var(--color-accent-gradient);
  color: var(--color-text-primary);
  transform: translateY(-2px);
  box-shadow: var(--shadow-glow);
  border-color: transparent;
}

@media (max-width: 768px) {
  .tools__card {
    padding: var(--space-xl);
  }
  
  .tools__list {
    grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
    gap: var(--space-sm);
  }
  
  .tools__item {
    font-size: 0.95rem;
    padding: 0.625rem var(--space-sm);
  }
}

/* ============================================
   CONTACT SECTION - Modern Form
   ============================================ */
.contact {
  padding: var(--space-3xl) 0;
  background: var(--color-bg-primary);
}

.contact__content {
  max-width: 800px;
  margin: 0 auto;
}

.contact__info-card {
  background: var(--color-bg-card);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  padding: var(--space-xl) var(--space-3xl);
  border-radius: var(--radius-2xl);
  border: 1px solid var(--glass-border);
  box-shadow: var(--shadow-xl), inset 0 0 60px rgba(0, 217, 255, 0.03);
  position: relative;
  overflow: hidden;
}

.contact__info-card::before {
  content: '';
  position: absolute;
  top: -2px;
  left: -2px;
  right: -2px;
  bottom: -2px;
  background: var(--color-accent-gradient);
  border-radius: var(--radius-2xl);
  opacity: 0;
  transition: opacity var(--transition-base);
  z-index: -1;
}

.contact__info-card:hover::before {
  opacity: 0.15;
}

.contact__layout {
  display: grid;
  grid-template-columns: 2fr 1fr;
  gap: var(--space-3xl);
  align-items: start;
  max-width: 1280px;
}

.contact__intro {
  text-align: center;
  margin-bottom: var(--space-md);
  margin-top: var(--space-xl);
}

.contact__intro .section__title {
  background: var(--color-accent-gradient);
  background-clip: text;
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  margin-bottom: var(--space-md);
}

.contact__intro-text {
  font-size: 1.15rem;
  line-height: 1.7;
  color: var(--color-text-secondary);
  max-width: 600px;
  margin: 0 auto;
}

.contact__form {
  background: var(--color-bg-card);
  padding: var(--space-2xl);
  border-radius: var(--radius-xl);
  border: 1px solid var(--glass-border);
  display: flex;
  flex-direction: column;
  gap: var(--space-lg);
}

.form-group,
.contact__form-group {
  margin-bottom: var(--space-lg);
  display: flex;
  flex-direction: column;
  gap: var(--space-xs);
}

.form-group:last-child,
.contact__form-group:last-child {
  margin-bottom: 0;
}

.form-label,
.contact__label {
  display: block;
  font-family: var(--font-primary);
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--color-text-primary);
  margin-bottom: var(--space-xs);
}

.form-input,
.form-textarea,
.contact__input,
.contact__textarea {
  width: 100%;
  padding: 1rem 1.25rem;
  font-family: var(--font-body);
  font-size: 1rem;
  color: var(--color-text-primary);
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-lg);
  transition: all var(--transition-base);
  outline: none;
}

.form-input:focus,
.form-textarea:focus,
.contact__input:focus,
.contact__textarea:focus {
  border-color: var(--color-accent-primary);
  background: rgba(255, 255, 255, 0.08);
  box-shadow: 0 0 0 3px rgba(0, 217, 255, 0.1);
}

.form-textarea,
.contact__textarea {
  min-height: 150px;
  resize: vertical;
}

.form-input::placeholder,
.form-textarea::placeholder,
.contact__input::placeholder,
.contact__textarea::placeholder {
  color: var(--color-text-muted);
}

.contact__sidebar {
  background: var(--color-bg-card);
  padding: var(--space-xl);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-lg);
  border: 1px solid var(--glass-border);
  position: sticky;
  top: calc(var(--space-xl) + 80px);
}

.contact__info-section {
  margin-bottom: var(--space-xl);
}

.contact__info-section:last-child {
  margin-bottom: 0;
}

.contact__info-title {
  font-family: var(--font-primary);
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--color-text-primary);
  margin-bottom: var(--space-xl);
  padding-bottom: var(--space-md);
  position: relative;
}

.contact__info-title::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 60px;
  height: 3px;
  background: var(--color-accent-gradient);
  border-radius: 2px;
}

.contact__info-list {
  display: flex;
  flex-direction: column;
  gap: var(--space-xl);
}

.contact__info-item {
  display: flex;
  align-items: flex-start;
  gap: var(--space-lg);
  padding: var(--space-lg);
  background: rgba(255, 255, 255, 0.03);
  border-radius: var(--radius-lg);
  border: 1px solid rgba(255, 255, 255, 0.05);
  transition: all var(--transition-base);
}

.contact__info-item:hover {
  background: rgba(255, 255, 255, 0.06);
  border-color: rgba(0, 217, 255, 0.3);
  transform: translateX(5px);
}

.contact__icon {
  font-size: 2rem;
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 3rem;
  height: 3rem;
  background: linear-gradient(135deg, rgba(0, 217, 255, 0.1), rgba(123, 97, 255, 0.1));
  border-radius: var(--radius-md);
  border: 1px solid rgba(0, 217, 255, 0.2);
}

.contact__info-label {
  font-family: var(--font-primary);
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--color-text-secondary);
  text-transform: uppercase;
  letter-spacing: 0.5px;
  margin-bottom: var(--space-xs);
}

.contact__link {
  color: var(--color-text-primary);
  text-decoration: none;
  font-size: 1.05rem;
  font-weight: 500;
  transition: all var(--transition-base);
  word-break: break-word;
  position: relative;
}

.contact__link::after {
  content: '';
  position: absolute;
  bottom: -2px;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--color-accent-gradient);
  transition: width var(--transition-base);
}

.contact__link:hover {
  color: var(--color-accent-primary);
}

.contact__link:hover::after {
  width: 100%;
}

.contact__social-section {
  padding-top: var(--space-2xl);
}

.contact__social {
  display: flex;
  gap: var(--space-lg);
  flex-direction: row;
  justify-content: flex-start;
}

.social-link,
.contact__social-link {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 3.5rem;
  height: 3.5rem;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-lg);
  color: var(--color-text-secondary);
  text-decoration: none;
  transition: all var(--transition-base);
  position: relative;
  overflow: hidden;
}

.social-link::before,
.contact__social-link::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: var(--color-accent-gradient);
  opacity: 0;
  transition: opacity var(--transition-base);
}

.social-link:hover,
.contact__social-link:hover {
  color: #fff;
  border-color: transparent;
  transform: translateY(-8px) scale(1.05);
  box-shadow: 0 10px 30px rgba(0, 217, 255, 0.4);
}

.social-link:hover::before,
.contact__social-link:hover::before {
  opacity: 1;
}

.social-link svg,
.contact__social-link svg,
.contact__social-icon {
  width: 1.75rem;
  height: 1.75rem;
  fill: currentColor;
  position: relative;
  z-index: 1;
}

@media (max-width: 968px) {

  .contact__intro {
    margin-top: var(--space-3xl);
  }

  .contact__layout {
    grid-template-columns: 1fr;
    gap: var(--space-2xl);
    margin-top: var(--space-xl);
  }

  .contact__sidebar {
    position: static;
    top: auto;
  }
}

@media (max-width: 768px) {
  .contact {
    padding: var(--space-lg) 0 var(--space-2xl);
  }

  .contact__sidebar {
    padding: var(--space-lg);
  }

  .contact__form {
    gap: var(--space-md);
  }
}

/* ============================================
   FOOTER - Modern Minimal
   ============================================ */
.footer {
  padding: var(--space-2xl) 0 var(--space-lg);
  background: var(--color-bg-secondary);
  border-top: 1px solid var(--glass-border);
  text-align: center;
}

.footer__content {
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 var(--space-lg);
}

.footer__text {
  font-size: 0.95rem;
  color: var(--color-text-muted);
  margin: 0;
}

.footer__link {
  color: var(--color-accent-primary);
  text-decoration: none;
  transition: color var(--transition-base);
}

.footer__link:hover {
  color: var(--color-accent-secondary);
}

/* ============================================
   PAGE HEADER (WORK PAGE) - Modern
   ============================================ */
.page-header {
  text-align: center;
  margin-bottom: var(--space-2xl);
  padding-top: var(--space-xl);
  margin-top: 80px;
}

.page-header__title {
  font-family: var(--font-primary);
  font-size: clamp(2.5rem, 5vw, 4rem);
  font-weight: 700;
  background: var(--color-accent-gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  margin-top: var(--space-md);
  margin-bottom: var(--space-sm);
  letter-spacing: -0.02em;
}

.page-header__subtitle {
  font-size: 1.125rem;
  color: var(--color-text-secondary);
  max-width: 600px;
  margin: 0 auto;
  line-height: 1.6;
}

/* ============================================
   WORK PAGE - Modern Layout
   ============================================ */
.work-page {
  padding: var(--space-xl) 0 var(--space-3xl);
}

.work-page__filter {
  display: flex;
  gap: var(--space-md);
  justify-content: center;
  margin-bottom: var(--space-2xl);
  flex-wrap: wrap;
}

.work-page__load-more {
  text-align: center;
  margin-top: var(--space-3xl);
}

.work-page__count {
  margin-top: var(--space-md);
  color: var(--color-text-secondary);
  font-size: 0.95rem;
  font-weight: 500;
}

/* ============================================
   PROJECT DETAIL PAGE - Modern Layout
   ============================================ */
.project-detail {
  padding: calc(var(--space-md)) 0 10rem;
}

.project-hero {
  max-width: 1280px;
  margin: 0 auto var(--space-3xl);
  padding: 0 var(--space-lg);
}

.project-hero__title {
  font-family: var(--font-primary);
  font-size: clamp(2rem, 5vw, 4rem);
  font-weight: 700;
  background: var(--color-accent-gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  margin-bottom: var(--space-md);
  letter-spacing: -0.02em;
}

.project-hero__meta {
  display: flex;
  gap: var(--space-lg);
  flex-wrap: wrap;
  margin-bottom: var(--space-xl);
  color: var(--color-text-secondary);
}

.project-hero__meta-item {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.95rem;
}

.project-hero__description {
  font-size: 1.125rem;
  line-height: 1.8;
  color: var(--color-text-secondary);
  max-width: 800px;
}

.project-content {
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 var(--space-lg);
}

.project-section {
  margin-bottom: var(--space-3xl);
}

.project-section__title {
  font-family: var(--font-primary);
  font-size: clamp(1.5rem, 3vw, 2rem);
  font-weight: 600;
  color: var(--color-text-primary);
  margin-bottom: var(--space-lg);
  letter-spacing: -0.01em;
}

.project-detail__back-link {
  display: inline-flex;
  align-items: center;
  gap: var(--space-xs);
  color: var(--color-accent-primary);
  text-decoration: none;
  font-weight: 600;
  margin-bottom: var(--space-lg);
  transition: all var(--transition-base);
  font-size: 0.95rem;
}

.project-detail__back-link:hover {
  color: var(--color-accent-secondary);
  transform: translateX(-4px);
}

.project-detail__intro {
  margin-bottom: var(--space-3xl);
}

.project-detail__description {
  font-size: 1.125rem;
  line-height: 1.8;
  color: var(--color-text-secondary);
  max-width: 800px;
}

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

.project-gallery__item,
.project-detail__gallery-item {
  position: relative;
  border-radius: var(--radius-xl);
  overflow: hidden;
  background: var(--color-bg-card);
  border: 1px solid var(--glass-border);
  cursor: pointer;
  transition: all var(--transition-base);
  aspect-ratio: 4 / 3;
}

.project-gallery__item:hover,
.project-detail__gallery-item:hover {
  transform: scale(1.02);
  box-shadow: var(--shadow-glow);
}

.project-gallery__image,
.project-detail__gallery-image {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  transition: all var(--transition-slow);
}

.project-gallery__item:hover .project-gallery__image,
.project-detail__gallery-item:hover .project-detail__gallery-image {
  transform: scale(1.05);
}

@media (max-width: 768px) {
  .page-header__title {
    font-size: clamp(2rem, 8vw, 2.5rem);
    margin-top: var(--space-2xl);
  }
  
  .page-header__subtitle {
    font-size: 1rem;
    padding: 0 var(--space-md);
  }
  
  .work-page__grid,
  .work__grid {
    grid-template-columns: 1fr;
    gap: var(--space-lg);
  }
  
  .work-page__filter {
    gap: var(--space-sm);
  }
  
  .project-detail {
    padding: var(--space-lg) 0 var(--space-2xl);
  }

  .project-detail__description {
    font-size: 1rem;
  }

  .project-gallery,
  .project-detail__gallery-grid {
    grid-template-columns: 1fr;
    gap: var(--space-lg);
  }
}

/* ============================================
   LIGHTBOX - Modern Overlay
   ============================================ */
.lightbox {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(10, 14, 39, 0.95);
  backdrop-filter: blur(20px);
  z-index: 10000;
  align-items: center;
  justify-content: center;
  animation: fadeIn 0.3s ease-out;
}

.lightbox.active,
.lightbox--active {
  display: flex;
}

.lightbox__content {
  position: relative;
  max-width: 90vw;
  max-height: 90vh;
  animation: scaleIn 0.3s ease-out;
  display: flex;
  align-items: center;
  justify-content: center;
}

.lightbox__image {
  max-width: 100%;
  max-height: 90vh;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-2xl);
  object-fit: contain;
}

.lightbox__close,
.lightbox__prev,
.lightbox__next,
.lightbox__nav {
  position: absolute;
  background: rgba(255, 255, 255, 0.1);
  backdrop-filter: blur(10px);
  border: 1px solid var(--glass-border);
  color: var(--color-text-primary);
  font-size: 1.5rem;
  width: 3rem;
  height: 3rem;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: all var(--transition-base);
  border-radius: var(--radius-md);
}

.lightbox__close:hover,
.lightbox__prev:hover,
.lightbox__next:hover,
.lightbox__nav:hover {
  background: var(--color-accent-gradient);
  border-color: transparent;
}

.lightbox__close {
  top: 1rem;
  right: 1rem;
}

.lightbox__prev,
.lightbox__nav--prev {
  left: 1rem;
  top: 50%;
  transform: translateY(-50%);
}

.lightbox__next,
.lightbox__nav--next {
  right: 1rem;
  top: 50%;
  transform: translateY(-50%);
}

.lightbox__nav:hover {
  transform: translateY(-50%) scale(1.1);
}

.lightbox__counter {
  position: absolute;
  bottom: 20px;
  left: 50%;
  transform: translateX(-50%);
  background: rgba(26, 35, 71, 0.9);
  color: var(--color-text-primary);
  padding: var(--space-sm) var(--space-lg);
  border-radius: var(--radius-full);
  font-weight: 600;
  font-size: 0.9rem;
  box-shadow: var(--shadow-lg);
  border: 1px solid var(--glass-border);
}

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

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

@media (max-width: 480px) {
  .lightbox__prev,
  .lightbox__next,
  .lightbox__nav {
    width: 2.5rem;
    height: 2.5rem;
    font-size: 1.25rem;
  }
  
  .lightbox__prev,
  .lightbox__nav--prev {
    left: 0.5rem;
  }
  
  .lightbox__next,
  .lightbox__nav--next {
    right: 0.5rem;
  }
  
  .lightbox__counter {
    bottom: 10px;
    font-size: 0.85rem;
    padding: 0.5rem var(--space-md);
  }
}

/* ============================================
   UTILITY CLASSES
   ============================================ */
.text-gradient {
  background: var(--color-accent-gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.text-center {
  text-align: center;
}

.text-muted {
  color: var(--color-text-muted);
}

.mt-sm { margin-top: var(--space-sm); }
.mt-md { margin-top: var(--space-md); }
.mt-lg { margin-top: var(--space-lg); }
.mt-xl { margin-top: var(--space-xl); }

.mb-sm { margin-bottom: var(--space-sm); }
.mb-md { margin-bottom: var(--space-md); }
.mb-lg { margin-bottom: var(--space-lg); }
.mb-xl { margin-bottom: var(--space-xl); }

/* ============================================
   RESPONSIVE UTILITIES
   ============================================ */
@media (max-width: 1024px) {
  :root {
    font-size: 15px;
  }
}

@media (max-width: 768px) {
  :root {
    font-size: 14px;
  }
}

/* ============================================
   ANIMATIONS & TRANSITIONS
   ============================================ */
@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}

.fade-in {
  opacity: 0;
  animation: fadeInUp 0.6s ease-out forwards;
}

.fade-in-delay-1 {
  animation-delay: 0.1s;
}

.fade-in-delay-2 {
  animation-delay: 0.2s;
}

.fade-in-delay-3 {
  animation-delay: 0.3s;
}