:root {
  /* Primitive Color Tokens */
  --color-white: rgba(255, 255, 255, 1);
  --color-black: rgba(0, 0, 0, 1);
  --color-cream-50: rgba(252, 252, 249, 1);
  --color-cream-100: rgba(255, 255, 253, 1);
  --color-gray-200: rgba(245, 245, 245, 1);
  --color-gray-300: rgba(167, 169, 169, 1);
  --color-gray-400: rgba(119, 124, 124, 1);
  --color-slate-500: rgba(98, 108, 113, 1);
  --color-brown-600: rgba(94, 82, 64, 1);
  --color-charcoal-700: rgba(31, 33, 33, 1);
  --color-charcoal-800: rgba(38, 40, 40, 1);
  --color-slate-900: rgba(19, 52, 59, 1);
  --color-teal-300: rgba(50, 184, 198, 1);
  --color-teal-400: rgba(45, 166, 178, 1);
  --color-teal-500: rgba(33, 128, 141, 1);
  --color-teal-600: rgba(29, 116, 128, 1);
  --color-teal-700: rgba(26, 104, 115, 1);
  --color-teal-800: rgba(41, 150, 161, 1);
  --color-red-400: rgba(255, 84, 89, 1);
  --color-red-500: rgba(192, 21, 47, 1);
  --color-orange-400: rgba(230, 129, 97, 1);
  --color-orange-500: rgba(168, 75, 47, 1);

  /* Custom Portfolio Colors */
  --color-purple-primary: #7C3AED;
  --color-purple-dark: #5B21B6;
  --color-purple-light: #A78BFA;
  --color-dark-bg: #0F172A;
  --color-darker-bg: #020617;
  --color-light-bg: #F8FAFC;
  
  /* Typography */
  --font-family-base: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  --font-family-heading: "Poppins", sans-serif;
  --font-size-xs: 11px;
  --font-size-sm: 12px;
  --font-size-base: 14px;
  --font-size-md: 16px;
  --font-size-lg: 18px;
  --font-size-xl: 24px;
  --font-size-2xl: 32px;
  --font-size-3xl: 48px;
  --font-size-4xl: 64px;
  --font-weight-normal: 400;
  --font-weight-medium: 500;
  --font-weight-semibold: 600;
  --font-weight-bold: 700;
  --line-height-tight: 1.2;
  --line-height-normal: 1.5;
  --line-height-relaxed: 1.75;

  /* Spacing */
  --space-0: 0;
  --space-4: 4px;
  --space-8: 8px;
  --space-12: 12px;
  --space-16: 16px;
  --space-20: 20px;
  --space-24: 24px;
  --space-32: 32px;
  --space-48: 48px;
  --space-64: 64px;
  --space-80: 80px;
  --space-96: 96px;

  /* Border Radius */
  --radius-sm: 6px;
  --radius-base: 8px;
  --radius-md: 12px;
  --radius-lg: 16px;
  --radius-xl: 24px;
  --radius-full: 9999px;

  /* 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-purple: 0 10px 40px -10px rgba(124, 58, 237, 0.4);

  /* Animation */
  --duration-fast: 150ms;
  --duration-normal: 300ms;
  --duration-slow: 500ms;
  --ease-standard: cubic-bezier(0.4, 0, 0.2, 1);
}

* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

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

body {
  font-family: var(--font-family-base);
  font-size: var(--font-size-base);
  line-height: var(--line-height-normal);
  color: var(--color-slate-900);
  background-color: var(--color-white);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
}

/* Header Navigation */
.header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  background: rgba(15, 23, 42, 0.95);
  backdrop-filter: blur(10px);
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
  transition: all var(--duration-normal) var(--ease-standard);
}

.nav-container {
  max-width: 1280px;
  margin: 0 auto;
  padding: var(--space-16) var(--space-32);
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.logo {
  font-family: var(--font-family-heading);
  font-size: var(--font-size-xl);
  font-weight: var(--font-weight-bold);
  color: var(--color-white);
  text-decoration: none;
}

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

.nav-menu {
  display: flex;
  list-style: none;
  gap: var(--space-32);
}

.nav-menu a {
  color: var(--color-white);
  text-decoration: none;
  font-weight: var(--font-weight-medium);
  transition: color var(--duration-fast) var(--ease-standard);
  position: relative;
}

.nav-menu a::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--color-purple-primary);
  transition: width var(--duration-normal) var(--ease-standard);
}

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

.nav-menu a:hover,
.nav-menu a.active {
  color: var(--color-purple-primary);
}

.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: var(--space-8);
}

.hamburger span {
  width: 25px;
  height: 2px;
  background: var(--color-white);
  transition: all var(--duration-normal) var(--ease-standard);
}

/* Hero Section */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, var(--color-darker-bg) 0%, var(--color-dark-bg) 100%);
  position: relative;
  overflow: hidden;
  padding: var(--space-80) var(--space-32);
}

.hero::before {
  content: '';
  position: absolute;
  top: -50%;
  right: -20%;
  width: 800px;
  height: 800px;
  background: radial-gradient(circle, rgba(124, 58, 237, 0.15) 0%, transparent 70%);
  border-radius: 50%;
  animation: float 20s ease-in-out infinite;
}

.hero::after {
  content: '';
  position: absolute;
  bottom: -50%;
  left: -20%;
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, rgba(124, 58, 237, 0.1) 0%, transparent 70%);
  border-radius: 50%;
  animation: float 15s ease-in-out infinite reverse;
}

@keyframes float {
  0%, 100% { transform: translateY(0) rotate(0deg); }
  50% { transform: translateY(-30px) rotate(5deg); }
}

.hero-content {
  max-width: 1280px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-64);
  align-items: center;
  position: relative;
  z-index: 1;
}

.hero-text {
  color: var(--color-white);
}

.hero-subtitle {
  color: var(--color-purple-light);
  font-size: var(--font-size-lg);
  font-weight: var(--font-weight-semibold);
  margin-bottom: var(--space-16);
  text-transform: uppercase;
  letter-spacing: 2px;
}

.hero-title {
  font-family: var(--font-family-heading);
  font-size: var(--font-size-3xl);
  font-weight: var(--font-weight-bold);
  line-height: var(--line-height-tight);
  margin-bottom: var(--space-16);
}

.hero-title span {
  background: linear-gradient(135deg, var(--color-purple-primary) 0%, var(--color-purple-light) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-role {
  font-size: var(--font-size-xl);
  color: var(--color-gray-300);
  margin-bottom: var(--space-24);
  line-height: var(--line-height-relaxed);
}

.hero-tagline {
  font-size: var(--font-size-lg);
  color: var(--color-gray-300);
  margin-bottom: var(--space-32);
  line-height: var(--line-height-relaxed);
}

.hero-contact {
  display: flex;
  flex-direction: column;
  gap: var(--space-8);
  margin-bottom: var(--space-32);
  font-size: var(--font-size-md);
  color: var(--color-gray-300);
}

.hero-contact a {
  color: var(--color-purple-light);
  text-decoration: none;
  transition: color var(--duration-fast) var(--ease-standard);
}

.hero-contact a:hover {
  color: var(--color-purple-primary);
}

.hero-buttons {
  display: flex;
  gap: var(--space-16);
  flex-wrap: wrap;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: var(--space-16) var(--space-32);
  border-radius: var(--radius-base);
  font-size: var(--font-size-md);
  font-weight: var(--font-weight-semibold);
  text-decoration: none;
  border: none;
  cursor: pointer;
  transition: all var(--duration-normal) var(--ease-standard);
  position: relative;
  overflow: hidden;
}

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

.btn-primary:hover {
  background: var(--color-purple-dark);
  transform: translateY(-2px);
  box-shadow: 0 15px 45px -10px rgba(124, 58, 237, 0.6);
}

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

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

.hero-image {
  position: relative;
  display: flex;
  justify-content: center;
  align-items: center;
}

.hero-image-wrapper {
  position: relative;
  width: 400px;
  height: 400px;
  border-radius: 50%;
  overflow: hidden;
  border: 4px solid var(--color-purple-primary);
  box-shadow: 0 0 60px rgba(124, 58, 237, 0.4);
  animation: pulse 3s ease-in-out infinite;
}

@keyframes pulse {
  0%, 100% { box-shadow: 0 0 60px rgba(124, 58, 237, 0.4); }
  50% { box-shadow: 0 0 80px rgba(124, 58, 237, 0.6); }
}

.hero-image-wrapper img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.hero-placeholder {
  width: 100%;
  height: 100%;
  background: linear-gradient(135deg, var(--color-purple-dark) 0%, var(--color-purple-primary) 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: var(--font-size-4xl);
  font-weight: var(--font-weight-bold);
  color: var(--color-white);
}

/* Section Styles */
.section {
  padding: var(--space-96) var(--space-32);
  max-width: 1280px;
  margin: 0 auto;
}

.section-dark {
  background: var(--color-dark-bg);
  margin: 0 auto;
  max-width: 100%;
  padding: var(--space-96) var(--space-32);
}

.section-dark .section-content {
  max-width: 1280px;
  margin: 0 auto;
}

.section-title {
  font-family: var(--font-family-heading);
  font-size: var(--font-size-2xl);
  font-weight: var(--font-weight-bold);
  text-align: center;
  margin-bottom: var(--space-16);
  position: relative;
  display: inline-block;
  left: 50%;
  transform: translateX(-50%);
}

.section-title::after {
  content: '';
  position: absolute;
  bottom: -8px;
  left: 50%;
  transform: translateX(-50%);
  width: 60px;
  height: 4px;
  background: var(--color-purple-primary);
  border-radius: var(--radius-full);
}

.section-dark .section-title {
  color: var(--color-white);
}

.section-subtitle {
  text-align: center;
  color: var(--color-gray-400);
  font-size: var(--font-size-lg);
  margin-bottom: var(--space-64);
}

.section-dark .section-subtitle {
  color: var(--color-gray-300);
}

/* About Section */
.about-content {
  display: grid;
  grid-template-columns: 1fr 1.5fr;
  gap: var(--space-64);
  align-items: center;
}

.about-image {
  position: relative;
}

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

.about-image-wrapper img {
  width: 100%;
  height: auto;
  display: block;
}

.about-placeholder {
  width: 100%;
  height: 500px;
  background: linear-gradient(135deg, var(--color-purple-dark) 0%, var(--color-purple-primary) 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: var(--font-size-3xl);
  font-weight: var(--font-weight-bold);
  color: var(--color-white);
}

.about-text h3 {
  font-size: var(--font-size-xl);
  font-weight: var(--font-weight-bold);
  margin-bottom: var(--space-16);
  color: var(--color-slate-900);
}

.about-text p {
  color: var(--color-slate-500);
  font-size: var(--font-size-md);
  line-height: var(--line-height-relaxed);
  margin-bottom: var(--space-16);
}

.about-highlights {
  margin: var(--space-32) 0;
}

.about-highlights ul {
  list-style: none;
  display: grid;
  gap: var(--space-12);
}

.about-highlights li {
  padding-left: var(--space-24);
  position: relative;
  color: var(--color-slate-500);
  font-size: var(--font-size-md);
}

.about-highlights li::before {
  content: '▸';
  position: absolute;
  left: 0;
  color: var(--color-purple-primary);
  font-weight: var(--font-weight-bold);
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-32);
  margin: var(--space-48) 0 var(--space-32) 0;
}

.stat-card {
  text-align: center;
  padding: var(--space-24);
  background: var(--color-light-bg);
  border-radius: var(--radius-md);
  border: 2px solid var(--color-purple-primary);
}

.stat-number {
  font-size: var(--font-size-2xl);
  font-weight: var(--font-weight-bold);
  color: var(--color-purple-primary);
  margin-bottom: var(--space-8);
}

.stat-label {
  color: var(--color-slate-500);
  font-size: var(--font-size-md);
  font-weight: var(--font-weight-medium);
}

/* Skills Section */
.skills-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: var(--space-32);
}

.skill-category {
  background: var(--color-charcoal-800);
  padding: var(--space-32);
  border-radius: var(--radius-lg);
  border: 1px solid rgba(124, 58, 237, 0.2);
  transition: all var(--duration-normal) var(--ease-standard);
}

.skill-category:hover {
  border-color: var(--color-purple-primary);
  transform: translateY(-4px);
  box-shadow: 0 10px 30px rgba(124, 58, 237, 0.3);
}

.skill-category h3 {
  color: var(--color-white);
  font-size: var(--font-size-lg);
  font-weight: var(--font-weight-semibold);
  margin-bottom: var(--space-24);
  display: flex;
  align-items: center;
  gap: var(--space-12);
}

.skill-category h3::before {
  content: '';
  width: 6px;
  height: 6px;
  background: var(--color-purple-primary);
  border-radius: 50%;
  display: inline-block;
}

.skill-list {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-8);
}

.skill-tag {
  background: rgba(124, 58, 237, 0.1);
  color: var(--color-purple-light);
  padding: var(--space-8) var(--space-16);
  border-radius: var(--radius-full);
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-medium);
  border: 1px solid rgba(124, 58, 237, 0.3);
  transition: all var(--duration-fast) var(--ease-standard);
  display: flex;
  align-items: center;
  gap: var(--space-8);
}

.skill-tag i {
  font-size: var(--font-size-lg);
}

.skill-tag:hover {
  background: var(--color-purple-primary);
  color: var(--color-white);
  transform: scale(1.05);
  cursor: default;
}

/* Experience Section */
.experience-timeline {
  position: relative;
  padding-left: var(--space-48);
}

.logo:hover span {
    color: var(--color-purple-light);
}

.experience-timeline::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 2px;
  background: var(--color-purple-primary);
}

.experience-item {
  position: relative;
  margin-bottom: var(--space-64);
  padding-left: var(--space-32);
}

.experience-item::before {
  content: '';
  position: absolute;
  left: -54px;
  top: 0;
  width: 16px;
  height: 16px;
  background: var(--color-purple-primary);
  border: 4px solid var(--color-dark-bg);
  border-radius: 50%;
}

.experience-header {
  margin-bottom: var(--space-24);
}

.experience-title {
  font-size: var(--font-size-xl);
  font-weight: var(--font-weight-bold);
  color: var(--color-white);
  margin-bottom: var(--space-8);
}

.experience-company {
  font-size: var(--font-size-lg);
  color: var(--color-purple-light);
  font-weight: var(--font-weight-semibold);
  margin-bottom: var(--space-8);
}

.experience-duration {
  color: var(--color-gray-300);
  font-size: var(--font-size-md);
}

.experience-highlights {
  list-style: none;
}

.experience-highlights li {
  color: var(--color-gray-300);
  font-size: var(--font-size-md);
  line-height: var(--line-height-relaxed);
  margin-bottom: var(--space-12);
  padding-left: var(--space-24);
  position: relative;
}

.experience-highlights li::before {
  content: '▸';
  position: absolute;
  left: 0;
  color: var(--color-purple-primary);
  font-weight: var(--font-weight-bold);
}

/* Projects Section */
.projects-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
  gap: var(--space-32);
}

.project-card {
  background: var(--color-white);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-md);
  transition: all var(--duration-normal) var(--ease-standard);
  border: 2px solid transparent;
}

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

.project-header {
  background: linear-gradient(135deg, var(--color-purple-dark) 0%, var(--color-purple-primary) 100%);
  padding: var(--space-24);
  color: var(--color-white);
}

.project-title {
  font-size: var(--font-size-lg);
  font-weight: var(--font-weight-bold);
  margin-bottom: var(--space-8);
}

.project-meta {
  font-size: var(--font-size-sm);
  opacity: 0.9;
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-16);
}

.project-body {
  padding: var(--space-24);
}

.project-description {
  color: var(--color-slate-500);
  font-size: var(--font-size-md);
  line-height: var(--line-height-relaxed);
  margin-bottom: var(--space-24);
}

.project-tech {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-8);
}

.tech-tag {
  background: var(--color-light-bg);
  color: var(--color-purple-primary);
  padding: var(--space-4) var(--space-12);
  border-radius: var(--radius-full);
  font-size: var(--font-size-xs);
  font-weight: var(--font-weight-medium);
  border: 1px solid rgba(124, 58, 237, 0.2);
}

/* Gallery Section */
.gallery-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: var(--space-24);
}

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

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

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

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

.gallery-placeholder {
  width: 100%;
  height: 100%;
  background: linear-gradient(135deg, var(--color-purple-dark) 0%, var(--color-purple-primary) 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: var(--font-size-xl);
  font-weight: var(--font-weight-bold);
  color: var(--color-white);
}

/* Lightbox */
.lightbox {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(0, 0, 0, 0.95);
  z-index: 2000;
  align-items: center;
  justify-content: center;
  padding: var(--space-32);
}

.lightbox.active {
  display: flex;
}

.lightbox-content {
  max-width: 90%;
  max-height: 90%;
  position: relative;
}

.lightbox-content img {
  max-width: 100%;
  max-height: 90vh;
  border-radius: var(--radius-lg);
}

.lightbox-close {
  position: absolute;
  top: var(--space-24);
  right: var(--space-24);
  background: var(--color-white);
  border: none;
  width: 40px;
  height: 40px;
  border-radius: 50%;
  cursor: pointer;
  font-size: var(--font-size-xl);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all var(--duration-fast) var(--ease-standard);
}

.lightbox-close:hover {
  background: var(--color-purple-primary);
  color: var(--color-white);
  transform: scale(1.1);
}

/* Education Section */
.education-card {
  background: var(--color-charcoal-800);
  padding: var(--space-48);
  border-radius: var(--radius-lg);
  border: 2px solid var(--color-purple-primary);
  max-width: 800px;
  margin: 0 auto;
}

.education-degree {
  font-size: var(--font-size-xl);
  font-weight: var(--font-weight-bold);
  color: var(--color-white);
  margin-bottom: var(--space-16);
}

.education-institution {
  font-size: var(--font-size-lg);
  color: var(--color-purple-light);
  margin-bottom: var(--space-8);
}

.education-university {
  font-size: var(--font-size-md);
  color: var(--color-gray-300);
  margin-bottom: var(--space-8);
}

.education-year {
  font-size: var(--font-size-lg);
  color: var(--color-purple-primary);
  font-weight: var(--font-weight-semibold);
}

/* Contact Section */
.contact-content {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-64);
  align-items: start;
}

.contact-info h3 {
  font-size: var(--font-size-xl);
  font-weight: var(--font-weight-bold);
  color: var(--color-slate-900);
  margin-bottom: var(--space-24);
}

.contact-details {
  display: flex;
  flex-direction: column;
  gap: var(--space-24);
}

.contact-item {
  display: flex;
  align-items: start;
  gap: var(--space-16);
}

.contact-icon {
  width: 24px;
  height: 24px;
  color: var(--color-purple-primary);
  flex-shrink: 0;
}

.contact-text {
  flex: 1;
}

.contact-label {
  font-weight: var(--font-weight-semibold);
  color: var(--color-slate-900);
  font-size: var(--font-size-md);
  margin-bottom: var(--space-4);
}

.contact-value {
  color: var(--color-slate-500);
  font-size: var(--font-size-md);
}

.contact-value a {
  color: var(--color-purple-primary);
  text-decoration: none;
  transition: color var(--duration-fast) var(--ease-standard);
}

.contact-value a:hover {
  color: var(--color-purple-dark);
}

.contact-form {
  background: var(--color-light-bg);
  padding: var(--space-32);
  border-radius: var(--radius-lg);
  border: 2px solid rgba(124, 58, 237, 0.2);
}

.form-group {
  margin-bottom: var(--space-24);
}

.form-label {
  display: block;
  font-weight: var(--font-weight-semibold);
  color: var(--color-slate-900);
  margin-bottom: var(--space-8);
  font-size: var(--font-size-md);
}

.form-input,
.form-textarea {
  width: 100%;
  padding: var(--space-12) var(--space-16);
  border: 2px solid rgba(124, 58, 237, 0.2);
  border-radius: var(--radius-base);
  font-size: var(--font-size-md);
  font-family: var(--font-family-base);
  transition: border-color var(--duration-fast) var(--ease-standard);
  background: var(--color-white);
}

.form-input:focus,
.form-textarea:focus {
  outline: none;
  border-color: var(--color-purple-primary);
}

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

.form-message {
  margin-top: var(--space-16);
  padding: var(--space-12);
  border-radius: var(--radius-base);
  font-size: var(--font-size-sm);
  display: none;
}

.form-message.success {
  background: rgba(33, 128, 141, 0.1);
  color: var(--color-teal-700);
  border: 1px solid var(--color-teal-500);
}

.form-message.error {
  background: rgba(192, 21, 47, 0.1);
  color: var(--color-red-500);
  border: 1px solid var(--color-red-500);
}

/* Footer */
.footer {
  background: var(--color-darker-bg);
  color: var(--color-gray-300);
  padding: var(--space-48) var(--space-32);
  text-align: center;
}

.footer-content {
  max-width: 1280px;
  margin: 0 auto;
}

.footer p {
  font-size: var(--font-size-md);
  margin-bottom: var(--space-16);
}

.footer-links {
  display: flex;
  justify-content: center;
  gap: var(--space-32);
  margin-top: var(--space-24);
}

.footer-links a {
  color: var(--color-gray-300);
  text-decoration: none;
  transition: color var(--duration-fast) var(--ease-standard);
}

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

/* Responsive Design */
@media (max-width: 1024px) {
  .hero-content {
    grid-template-columns: 1fr;
    text-align: center;
  }
  
  .hero-image {
    order: -1;
  }
  
  .hero-image-wrapper {
    width: 300px;
    height: 300px;
    margin: 0 auto;
  }
  
  .hero-contact {
    align-items: center;
  }
  
  .hero-buttons {
    justify-content: center;
  }
  
  .about-content {
    grid-template-columns: 1fr;
  }
  
  .contact-content {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 768px) {
  .hamburger {
    display: flex;
  }
  
  .nav-menu {
    position: fixed;
    top: 70px;
    left: -100%;
    width: 100%;
    background: rgba(15, 23, 42, 0.98);
    flex-direction: column;
    padding: var(--space-32);
    gap: var(--space-24);
    transition: left var(--duration-normal) var(--ease-standard);
    box-shadow: var(--shadow-lg);
  }
  
  .nav-menu.active {
    left: 0;
  }
  
  .hero-title {
    font-size: var(--font-size-2xl);
  }
  
  .hero-role {
    font-size: var(--font-size-lg);
  }
  
  .section {
    padding: var(--space-64) var(--space-24);
  }
  
  .section-dark {
    padding: var(--space-64) var(--space-24);
  }
  
  .section-title {
    font-size: var(--font-size-xl);
  }
  
  .stats-grid {
    grid-template-columns: 1fr;
  }
  
  .skills-grid {
    grid-template-columns: 1fr;
  }
  
  .projects-grid {
    grid-template-columns: 1fr;
  }
  
  .gallery-grid {
    grid-template-columns: 1fr;
  }
  
  .experience-timeline {
    padding-left: var(--space-32);
  }
}

@media (max-width: 480px) {
  .hero-image-wrapper {
    width: 250px;
    height: 250px;
  }
  
  .hero-title {
    font-size: var(--font-size-xl);
  }
  
  .btn {
    width: 100%;
  }
  
  .nav-container {
    padding: var(--space-12) var(--space-16);
  }
}

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

.fade-in-up {
  animation: fadeInUp 0.6s var(--ease-standard) forwards;
}

/* Scroll to top button */
.scroll-to-top {
  position: fixed;
  bottom: var(--space-32);
  right: var(--space-32);
  width: 50px;
  height: 50px;
  background: var(--color-purple-primary);
  color: var(--color-white);
  border: none;
  border-radius: 50%;
  cursor: pointer;
  display: none;
  align-items: center;
  justify-content: center;
  font-size: var(--font-size-xl);
  box-shadow: var(--shadow-purple);
  transition: all var(--duration-normal) var(--ease-standard);
  z-index: 999;
}

.scroll-to-top:hover {
  background: var(--color-purple-dark);
  transform: translateY(-4px);
}

.scroll-to-top.active {
  display: flex;
}