/* ===============================================
   Modern Portfolio Design - Sushovan Masanta
   =============================================== */

/* ===== CSS VARIABLES ===== */
:root {
  /* Colors - Dark & Elegant Theme */
  --color-primary: #6366f1;
  --color-primary-dark: #4f46e5;
  --color-primary-light: #818cf8;
  --color-secondary: #ec4899;
  --color-accent: #f59e0b;
  
  --color-dark: #0f172a;
  --color-dark-light: #1e293b;
  --color-dark-lighter: #334155;
  --color-gray: #64748b;
  --color-light: #e2e8f0;
  --color-lighter: #f1f5f9;
  --color-white: #ffffff;
  
  /* Gradients */
  --gradient-primary: linear-gradient(135deg, var(--color-primary) 0%, var(--color-secondary) 100%);
  --gradient-dark: linear-gradient(135deg, var(--color-dark) 0%, var(--color-dark-light) 100%);
  --gradient-overlay: linear-gradient(to bottom, rgba(0,0,0,0) 0%, rgba(0,0,0,0.7) 100%);
  
  /* Typography */
  --font-display: 'Playfair Display', serif;
  --font-body: 'DM Sans', sans-serif;
  --font-mono: 'JetBrains Mono', monospace;
  
  /* Spacing */
  --spacing-xs: 0.5rem;
  --spacing-sm: 1rem;
  --spacing-md: 1.5rem;
  --spacing-lg: 2rem;
  --spacing-xl: 3rem;
  --spacing-2xl: 4rem;
  --spacing-3xl: 6rem;
  
  /* 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 30px rgba(99, 102, 241, 0.3);
  
  /* Border Radius */
  --radius-sm: 0.5rem;
  --radius-md: 1rem;
  --radius-lg: 1.5rem;
  --radius-xl: 2rem;
  --radius-full: 9999px;
  
  /* Transitions */
  --transition-fast: 0.2s 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);
  --transition-bounce: 0.6s cubic-bezier(0.34, 1.56, 0.64, 1);
  
  /* Layout */
  --max-width: 1280px;
  --header-height: 80px;
}

/* ===== BASE RESET ===== */
*,
*::before,
*::after {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

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

body {
  font-family: var(--font-body);
  line-height: 1.6;
  color: var(--color-dark);
  background-color: var(--color-white);
  overflow-x: hidden;
}

/* ===== CUSTOM CURSOR ===== */
.cursor-dot,
.cursor-outline {
  pointer-events: none;
  position: fixed;
  top: 0;
  left: 0;
  border-radius: 50%;
  opacity: 0;
  transform: translate(-50%, -50%);
  transition: opacity 0.3s, transform 0.3s;
  z-index: 10000;
}

.cursor-dot {
  width: 8px;
  height: 8px;
  background-color: var(--color-primary);
}

.cursor-outline {
  width: 40px;
  height: 40px;
  border: 2px solid var(--color-primary);
  transition: opacity 0.3s, transform 0.15s;
}

@media (hover: hover) and (pointer: fine) {
  .cursor-dot,
  .cursor-outline {
    opacity: 1;
  }
}

/* ===== NAVIGATION ===== */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: var(--header-height);
  background: rgba(255, 255, 255, 0.9);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid rgba(0, 0, 0, 0.05);
  z-index: 1000;
  transition: all var(--transition-base);
}

.navbar.scrolled {
  box-shadow: var(--shadow-md);
  background: rgba(255, 255, 255, 0.95);
}

.nav-container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 var(--spacing-lg);
  height: 100%;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.logo {
  font-family: var(--font-mono);
  font-size: 1.5rem;
  font-weight: 600;
  color: var(--color-dark);
  text-decoration: none;
  display: flex;
  align-items: center;
  gap: 0.25rem;
  transition: color var(--transition-base);
}

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

.logo-bracket {
  color: var(--color-primary);
  font-weight: 700;
}

.nav-links {
  display: flex;
  gap: var(--spacing-xl);
}

.nav-link {
  position: relative;
  font-weight: 500;
  color: var(--color-dark);
  text-decoration: none;
  transition: color var(--transition-base);
  padding: 0.5rem 0;
}

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

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

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

.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 6px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 0.5rem;
}

.nav-toggle span {
  width: 25px;
  height: 2px;
  background: var(--color-dark);
  transition: all var(--transition-base);
}

.nav-toggle.active span:nth-child(1) {
  transform: rotate(45deg) translate(7px, 7px);
}

.nav-toggle.active span:nth-child(2) {
  opacity: 0;
}

.nav-toggle.active span:nth-child(3) {
  transform: rotate(-45deg) translate(7px, -7px);
}

/* ===== HERO SECTION ===== */
.hero {
  min-height: 100vh;
  padding: calc(var(--header-height) + var(--spacing-3xl)) var(--spacing-lg) var(--spacing-3xl);
  display: flex;
  align-items: center;
  position: relative;
  overflow: hidden;
  background: linear-gradient(135deg, #f8fafc 0%, #e0e7ff 100%);
}

.hero::before {
  content: '';
  position: absolute;
  top: 0;
  right: 0;
  width: 50%;
  height: 100%;
  background: radial-gradient(circle at top right, rgba(99, 102, 241, 0.1), transparent);
  z-index: 0;
}

.hero-container {
  max-width: var(--max-width);
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--spacing-3xl);
  align-items: center;
  position: relative;
  z-index: 1;
}

.hero-label {
  display: inline-flex;
  align-items: center;
  gap: var(--spacing-xs);
  padding: var(--spacing-xs) var(--spacing-md);
  background: rgba(99, 102, 241, 0.1);
  border-radius: var(--radius-full);
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--color-primary);
  margin-bottom: var(--spacing-lg);
  animation: fadeInUp 0.6s ease forwards;
}

.label-dot {
  width: 8px;
  height: 8px;
  background: var(--color-primary);
  border-radius: 50%;
  animation: pulse 2s ease-in-out infinite;
}

.hero-title {
  font-family: var(--font-display);
  font-size: clamp(2.5rem, 6vw, 4.5rem);
  font-weight: 900;
  line-height: 1.1;
  margin-bottom: var(--spacing-lg);
  color: var(--color-dark);
}

.title-line {
  display: block;
  animation: fadeInUp 0.6s ease forwards;
  animation-delay: calc(var(--line) * 0.1s);
}

.title-line:nth-child(1) { --line: 1; }
.title-line:nth-child(2) { --line: 2; }
.title-line:nth-child(3) { --line: 3; }

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

.hero-description {
  font-size: 1.125rem;
  color: var(--color-gray);
  margin-bottom: var(--spacing-xl);
  max-width: 500px;
  animation: fadeInUp 0.6s ease forwards;
  animation-delay: 0.4s;
}

.hero-cta {
  display: flex;
  gap: var(--spacing-md);
  margin-bottom: var(--spacing-xl);
  animation: fadeInUp 0.6s ease forwards;
  animation-delay: 0.5s;
}

.hero-social {
  display: flex;
  gap: var(--spacing-md);
  animation: fadeInUp 0.6s ease forwards;
  animation-delay: 0.6s;
}

.social-link {
  width: 50px;
  height: 50px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--color-white);
  border: 2px solid var(--color-light);
  border-radius: var(--radius-sm);
  color: var(--color-dark);
  font-size: 1.25rem;
  transition: all var(--transition-base);
  text-decoration: none;
}

.social-link:hover {
  background: var(--color-primary);
  border-color: var(--color-primary);
  color: var(--color-white);
  transform: translateY(-5px);
  box-shadow: var(--shadow-lg);
}

/* Hero Visual */
.hero-visual {
  position: relative;
  animation: fadeIn 1s ease forwards;
  animation-delay: 0.3s;
  opacity: 0;
}

.visual-card {
  position: relative;
  width: 100%;
  max-width: 500px;
  aspect-ratio: 1;
  background: var(--gradient-primary);
  border-radius: var(--radius-xl);
  padding: var(--spacing-lg);
  box-shadow: var(--shadow-2xl);
  overflow: hidden;
}

.card-shine {
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255,255,255,0.3), transparent);
  animation: shine 3s ease-in-out infinite;
}

.hero-image {
  width: 100%;
  height: 100%;
  object-fit: cover;
  border-radius: var(--radius-md);
  position: relative;
  z-index: 1;
}

.card-gradient {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 50%;
  background: var(--gradient-overlay);
  z-index: 2;
}

.floating-badge {
  position: absolute;
  padding: var(--spacing-sm) var(--spacing-md);
  background: var(--color-white);
  border-radius: var(--radius-full);
  box-shadow: var(--shadow-xl);
  display: flex;
  align-items: center;
  gap: var(--spacing-xs);
  font-weight: 600;
  font-size: 0.875rem;
  animation: float 3s ease-in-out infinite;
}

.floating-badge i {
  color: var(--color-primary);
  font-size: 1.25rem;
}

.badge-1 {
  top: 10%;
  right: -10%;
  animation-delay: 0s;
}

.badge-2 {
  top: 50%;
  left: -15%;
  animation-delay: 1s;
}

.badge-3 {
  bottom: 10%;
  right: -10%;
  animation-delay: 2s;
}

/* Scroll Indicator */
.scroll-indicator {
  position: absolute;
  bottom: var(--spacing-xl);
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--spacing-sm);
  color: var(--color-gray);
  font-size: 0.875rem;
  animation: fadeIn 1s ease forwards;
  animation-delay: 1s;
  opacity: 0;
}

.scroll-line {
  width: 2px;
  height: 60px;
  background: var(--color-gray);
  position: relative;
  overflow: hidden;
}

.scroll-line::after {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 30px;
  background: var(--color-primary);
  animation: scrollDown 2s ease-in-out infinite;
}

/* ===== BUTTONS ===== */
.btn {
  display: inline-flex;
  align-items: center;
  gap: var(--spacing-xs);
  padding: 1rem 2rem;
  font-family: var(--font-body);
  font-size: 1rem;
  font-weight: 600;
  text-decoration: none;
  border-radius: var(--radius-sm);
  border: 2px solid transparent;
  cursor: pointer;
  transition: all var(--transition-base);
  white-space: nowrap;
}

.btn-primary {
  background: var(--gradient-primary);
  color: var(--color-white);
  box-shadow: var(--shadow-lg);
}

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

.btn-outline {
  background: transparent;
  color: var(--color-primary);
  border-color: var(--color-primary);
}

.btn-outline:hover {
  background: var(--color-primary);
  color: var(--color-white);
}

.btn-full {
  width: 100%;
  justify-content: center;
}

/* ===== SECTIONS ===== */
.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 var(--spacing-lg);
}

.section-header {
  text-align: center;
  margin-bottom: var(--spacing-3xl);
}

.section-label {
  display: inline-block;
  padding: var(--spacing-xs) var(--spacing-md);
  background: rgba(99, 102, 241, 0.1);
  color: var(--color-primary);
  border-radius: var(--radius-full);
  font-size: 0.875rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 1px;
  margin-bottom: var(--spacing-md);
}

.section-title {
  font-family: var(--font-display);
  font-size: clamp(2rem, 5vw, 3.5rem);
  font-weight: 900;
  color: var(--color-dark);
  margin-bottom: var(--spacing-md);
}

/* ===== ABOUT SECTION ===== */
.about {
  padding: var(--spacing-3xl) 0;
  background: var(--color-white);
}

.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--spacing-3xl);
  align-items: center;
}

.about-image {
  position: relative;
}

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

.about-img {
  width: 100%;
  height: auto;
  display: block;
  transition: transform var(--transition-slow);
}

.image-wrapper:hover .about-img {
  transform: scale(1.05);
}

.image-overlay {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  padding: var(--spacing-xl);
  background: var(--gradient-overlay);
  color: var(--color-white);
  transform: translateY(100%);
  transition: transform var(--transition-base);
}

.image-wrapper:hover .image-overlay {
  transform: translateY(0);
}

.overlay-stats {
  display: flex;
  gap: var(--spacing-xl);
}

.stat h3 {
  font-size: 2.5rem;
  font-weight: 900;
  margin-bottom: 0.25rem;
}

.stat p {
  font-size: 0.875rem;
  opacity: 0.9;
}

.about-subtitle {
  font-family: var(--font-display);
  font-size: 1.75rem;
  font-weight: 700;
  color: var(--color-dark);
  margin-bottom: var(--spacing-md);
}

.about-text {
  color: var(--color-gray);
  margin-bottom: var(--spacing-md);
  line-height: 1.8;
}

.about-text strong {
  color: var(--color-primary);
  font-weight: 600;
}

.about-details {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-md);
  margin: var(--spacing-xl) 0;
  padding: var(--spacing-lg);
  background: var(--color-lighter);
  border-radius: var(--radius-md);
}

.detail-item {
  display: flex;
  gap: var(--spacing-md);
  align-items: flex-start;
}

.detail-item i {
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--gradient-primary);
  color: var(--color-white);
  border-radius: var(--radius-sm);
  font-size: 1.25rem;
  flex-shrink: 0;
}

.detail-item h4 {
  font-size: 1rem;
  font-weight: 600;
  color: var(--color-dark);
  margin-bottom: 0.25rem;
}

.detail-item p {
  color: var(--color-gray);
  font-size: 0.875rem;
}

/* ===== SKILLS SECTION ===== */
.skills {
  padding: var(--spacing-3xl) 0;
  background: linear-gradient(135deg, #f8fafc 0%, #e0e7ff 100%);
}

.skills-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: var(--spacing-xl);
}

.skill-card {
  background: var(--color-white);
  padding: var(--spacing-xl);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
  transition: all var(--transition-base);
  border: 2px solid transparent;
}

.skill-card:hover {
  transform: translateY(-10px);
  box-shadow: var(--shadow-2xl);
  border-color: var(--color-primary);
}

.skill-icon {
  width: 70px;
  height: 70px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--gradient-primary);
  color: var(--color-white);
  border-radius: var(--radius-md);
  font-size: 2rem;
  margin-bottom: var(--spacing-md);
  box-shadow: var(--shadow-lg);
}

.skill-card h3 {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--color-dark);
  margin-bottom: var(--spacing-sm);
}

.skill-card p {
  color: var(--color-gray);
  margin-bottom: var(--spacing-md);
  line-height: 1.6;
}

.skill-tags {
  display: flex;
  flex-wrap: wrap;
  gap: var(--spacing-xs);
}

.skill-tags span {
  display: inline-flex;
  align-items: center;
  gap: 0.25rem;
  padding: 0.5rem 1rem;
  background: var(--color-lighter);
  color: var(--color-dark);
  border-radius: var(--radius-full);
  font-size: 0.875rem;
  font-weight: 500;
  transition: all var(--transition-fast);
}

.skill-tags span:hover {
  background: var(--color-primary);
  color: var(--color-white);
  transform: translateY(-2px);
}

.skill-tags i {
  font-size: 1rem;
}

/* ===== PROJECTS SECTION ===== */
.projects {
  padding: var(--spacing-3xl) 0;
  background: var(--color-white);
}

.projects-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
  gap: var(--spacing-xl);
}

.project-card {
  background: var(--color-white);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-md);
  transition: all var(--transition-base);
  border: 1px solid var(--color-light);
  display: flex;
  flex-direction: column;
}

.project-card:hover {
  transform: translateY(-10px);
  box-shadow: var(--shadow-2xl);
}

.project-card.featured {
  border: 2px solid var(--color-primary);
}

.project-image {
  position: relative;
  height: 250px;
  background: var(--gradient-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}

.project-overlay {
  font-size: 5rem;
  color: rgba(255, 255, 255, 0.2);
  transition: all var(--transition-base);
}

.project-card:hover .project-overlay {
  transform: scale(1.2) rotate(10deg);
  color: rgba(255, 255, 255, 0.3);
}

.project-badge {
  position: absolute;
  top: var(--spacing-md);
  right: var(--spacing-md);
  padding: 0.5rem 1rem;
  background: var(--color-white);
  color: var(--color-primary);
  border-radius: var(--radius-full);
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 1px;
  box-shadow: var(--shadow-md);
}

.project-content {
  padding: var(--spacing-xl);
  flex: 1;
  display: flex;
  flex-direction: column;
}

.project-meta {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: var(--spacing-md);
  font-size: 0.875rem;
}

.project-category {
  color: var(--color-primary);
  font-weight: 600;
}

.project-date {
  color: var(--color-gray);
}

.project-content h3 {
  font-size: 1.75rem;
  font-weight: 700;
  color: var(--color-dark);
  margin-bottom: var(--spacing-sm);
}

.project-content p {
  color: var(--color-gray);
  line-height: 1.7;
  margin-bottom: var(--spacing-md);
  flex: 1;
}

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

.project-tech span {
  padding: 0.375rem 0.875rem;
  background: var(--color-lighter);
  color: var(--color-dark);
  border-radius: var(--radius-full);
  font-size: 0.813rem;
  font-weight: 500;
}

.project-links {
  display: flex;
  gap: var(--spacing-md);
  padding-top: var(--spacing-md);
  border-top: 1px solid var(--color-light);
}

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

.project-link:hover {
  gap: 0.75rem;
  color: var(--color-primary-dark);
}
.project-cta {
  text-align: center;
  padding: var(--spacing-xl) 0;
}

/* ===== GALLERY SECTION ===== */
.gallery {
  padding: var(--spacing-3xl) 0;
  background: linear-gradient(135deg, #f8fafc 0%, #e0e7ff 100%);
}

.gallery-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: var(--spacing-lg);
  margin-bottom: var(--spacing-xl);
}

.gallery-item {
  position: relative;
  aspect-ratio: 3/4;
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-md);
  transition: all var(--transition-base);
}

.gallery-item:hover {
  transform: scale(1.05);
  box-shadow: var(--shadow-2xl);
  z-index: 1;
}

.gallery-item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--transition-slow);
}

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

.gallery-overlay {
  position: absolute;
  inset: 0;
  background: rgba(99, 102, 241, 0.9);
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  transition: opacity var(--transition-base);
}

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

.gallery-overlay i {
  font-size: 3rem;
  color: var(--color-white);
}

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

/* ===== CONTACT SECTION ===== */
.contact {
  padding: var(--spacing-3xl) 0;
  background: var(--color-white);
}

.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--spacing-3xl);
}

.contact-info h3 {
  font-family: var(--font-display);
  font-size: 2rem;
  font-weight: 700;
  color: var(--color-dark);
  margin-bottom: var(--spacing-md);
}

.contact-info > p {
  color: var(--color-gray);
  line-height: 1.8;
  margin-bottom: var(--spacing-xl);
}

.contact-details {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-md);
  margin-bottom: var(--spacing-xl);
}

.contact-item {
  display: flex;
  gap: var(--spacing-md);
  padding: var(--spacing-md);
  background: var(--color-lighter);
  border-radius: var(--radius-md);
  transition: all var(--transition-base);
  text-decoration: none;
  color: inherit;
}

.contact-item:hover {
  background: var(--color-primary);
  color: var(--color-white);
  transform: translateX(10px);
}

.contact-icon {
  width: 50px;
  height: 50px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--color-white);
  border-radius: var(--radius-sm);
  font-size: 1.5rem;
  color: var(--color-primary);
  flex-shrink: 0;
  transition: all var(--transition-base);
}

.contact-item:hover .contact-icon {
  background: var(--color-white);
  transform: scale(1.1);
}

.contact-item h4 {
  font-size: 1rem;
  font-weight: 600;
  margin-bottom: 0.25rem;
}

.contact-item p {
  font-size: 0.875rem;
  opacity: 0.9;
}

.contact-social {
  display: flex;
  gap: var(--spacing-md);
}

.contact-social a {
  width: 50px;
  height: 50px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--gradient-primary);
  color: var(--color-white);
  border-radius: var(--radius-sm);
  font-size: 1.25rem;
  transition: all var(--transition-base);
  text-decoration: none;
}

.contact-social a:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-lg);
}

/* Contact Form */
.contact-form {
  background: var(--color-lighter);
  padding: var(--spacing-xl);
  border-radius: var(--radius-lg);
}

.form-group {
  margin-bottom: var(--spacing-md);
}

.form-group label {
  display: block;
  font-weight: 600;
  color: var(--color-dark);
  margin-bottom: var(--spacing-xs);
}

.form-group input,
.form-group textarea {
  width: 100%;
  padding: var(--spacing-md);
  font-family: var(--font-body);
  font-size: 1rem;
  border: 2px solid var(--color-light);
  border-radius: var(--radius-sm);
  background: var(--color-white);
  color: var(--color-dark);
  transition: all var(--transition-base);
}

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

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

/* ===== FOOTER ===== */
.footer {
  padding: var(--spacing-3xl) 0 var(--spacing-xl);
  background: var(--color-dark);
  color: var(--color-white);
}

.footer-content {
  display: grid;
  grid-template-columns: 2fr 1fr;
  gap: var(--spacing-3xl);
  margin-bottom: var(--spacing-xl);
  padding-bottom: var(--spacing-xl);
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.footer-brand p {
  color: var(--color-gray);
  margin-top: var(--spacing-sm);
}

.footer-links {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--spacing-xl);
}

.footer-column h4 {
  font-size: 1.125rem;
  font-weight: 600;
  margin-bottom: var(--spacing-md);
}

.footer-column a {
  display: block;
  color: var(--color-gray);
  text-decoration: none;
  margin-bottom: var(--spacing-sm);
  transition: color var(--transition-base);
}

.footer-column a:hover {
  color: var(--color-primary);
}

.footer-bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  color: var(--color-gray);
  font-size: 0.875rem;
}

.footer-bottom i {
  color: var(--color-secondary);
  margin: 0 0.25rem;
}

/* ===== BACK TO TOP ===== */
.back-to-top {
  position: fixed;
  bottom: var(--spacing-lg);
  right: var(--spacing-lg);
  width: 50px;
  height: 50px;
  background: var(--gradient-primary);
  color: var(--color-white);
  border: none;
  border-radius: var(--radius-sm);
  font-size: 1.25rem;
  cursor: pointer;
  box-shadow: var(--shadow-xl);
  opacity: 0;
  visibility: hidden;
  transform: translateY(20px);
  transition: all var(--transition-base);
  z-index: 999;
}

.back-to-top.show {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.back-to-top:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-2xl), var(--shadow-glow);
}

/* ===== ANIMATIONS ===== */
@keyframes fadeIn {
  from {
    opacity: 0;
  }
  to {
    opacity: 1;
  }
}

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

@keyframes pulse {
  0%, 100% {
    transform: scale(1);
    opacity: 1;
  }
  50% {
    transform: scale(1.2);
    opacity: 0.7;
  }
}

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

@keyframes shine {
  0% {
    left: -100%;
  }
  100% {
    left: 100%;
  }
}

@keyframes scrollDown {
  0% {
    top: 0;
  }
  100% {
    top: 100%;
  }
}

/* Scroll Reveal Animation */
[data-scroll-reveal] {
  opacity: 0;
  transform: translateY(50px);
  transition: all 0.8s ease;
}

[data-scroll-reveal].revealed {
  opacity: 1;
  transform: translateY(0);
}

/* ===== RESPONSIVE DESIGN ===== */
@media (max-width: 1024px) {
  .hero-container,
  .about-grid,
  .contact-grid {
    grid-template-columns: 1fr;
    gap: var(--spacing-xl);
  }

  .hero-visual {
    order: -1;
  }

  .visual-card {
    max-width: 400px;
    margin: 0 auto;
  }

  .projects-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 768px) {
  :root {
    --header-height: 70px;
  }

  .nav-links {
    position: fixed;
    top: var(--header-height);
    right: -100%;
    width: 280px;
    height: calc(100vh - var(--header-height));
    flex-direction: column;
    background: var(--color-white);
    padding: var(--spacing-xl);
    box-shadow: var(--shadow-2xl);
    transition: right var(--transition-base);
    gap: var(--spacing-lg);
  }

  .nav-links.active {
    right: 0;
  }

  .nav-toggle {
    display: flex;
  }

  .hero-cta {
    flex-direction: column;
  }

  .btn {
    width: 100%;
    justify-content: center;
  }

  .skills-grid {
    grid-template-columns: 1fr;
  }

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

  .footer-content {
    grid-template-columns: 1fr;
  }

  .footer-bottom {
    flex-direction: column;
    gap: var(--spacing-sm);
    text-align: center;
  }
}

@media (max-width: 480px) {
  .logo {
    font-size: 1.25rem;
  }

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

  .hero-social,
  .contact-social {
    flex-wrap: wrap;
  }

  .floating-badge {
    display: none;
  }

  .gallery-grid {
    grid-template-columns: 1fr;
  }

  .project-links {
    flex-direction: column;
  }
}