/* ============================================
   SHIVANI GOYAL — AI ENGINEER PORTFOLIO
   Design System & Complete Styles
   ============================================ */

/* ---------- Google Fonts ---------- */
@import url('https://fonts.googleapis.com/css2?family=Space+Grotesk:wght@400;500;600;700&family=Inter:wght@300;400;500;600&family=JetBrains+Mono:wght@400;500&display=swap');

/* ---------- CSS Custom Properties ---------- */
:root {
  /* Colors — Dark Neon Theme */
  --bg-primary: #0a0a0f;
  --bg-secondary: #0f0f1a;
  --bg-tertiary: #141425;
  --bg-card: rgba(15, 15, 30, 0.7);
  --bg-card-hover: rgba(20, 20, 45, 0.85);
  --bg-glass: rgba(15, 15, 30, 0.5);

  --text-primary: #e8e8ef;
  --text-secondary: #9898b0;
  --text-muted: #5a5a78;
  --text-heading: #ffffff;

  /* Neon Accents */
  --neon-cyan: #00f0ff;
  --neon-purple: #8b5cf6;
  --neon-pink: #ec4899;
  --neon-green: #10b981;
  --neon-orange: #f59e0b;

  /* Gradients */
  --gradient-primary: linear-gradient(135deg, #00f0ff, #8b5cf6);
  --gradient-secondary: linear-gradient(135deg, #8b5cf6, #ec4899);
  --gradient-accent: linear-gradient(135deg, #00f0ff, #10b981);
  --gradient-hero: radial-gradient(ellipse at 20% 50%, rgba(0, 240, 255, 0.08) 0%, transparent 50%),
                   radial-gradient(ellipse at 80% 50%, rgba(139, 92, 246, 0.08) 0%, transparent 50%),
                   radial-gradient(ellipse at 50% 100%, rgba(236, 72, 153, 0.05) 0%, transparent 50%);

  /* Glow Effects */
  --glow-cyan: 0 0 20px rgba(0, 240, 255, 0.3), 0 0 60px rgba(0, 240, 255, 0.1);
  --glow-purple: 0 0 20px rgba(139, 92, 246, 0.3), 0 0 60px rgba(139, 92, 246, 0.1);
  --glow-text: 0 0 10px rgba(0, 240, 255, 0.5), 0 0 40px rgba(0, 240, 255, 0.2);
  --glow-border: 0 0 15px rgba(0, 240, 255, 0.15);

  /* Typography */
  --font-heading: 'Space Grotesk', sans-serif;
  --font-body: 'Inter', sans-serif;
  --font-mono: 'JetBrains Mono', monospace;

  /* Sizing */
  --nav-height: 72px;
  --max-width: 1200px;
  --section-padding: 120px 0;

  /* Borders */
  --border-subtle: 1px solid rgba(255, 255, 255, 0.06);
  --border-glow: 1px solid rgba(0, 240, 255, 0.2);
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 20px;
  --radius-xl: 24px;

  /* Transitions */
  --transition-fast: 0.2s ease;
  --transition-base: 0.3s ease;
  --transition-slow: 0.5s ease;
  --transition-spring: 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
}

/* ---------- Reset & Base ---------- */
*,
*::before,
*::after {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  scroll-padding-top: var(--nav-height);
  font-size: 16px;
}

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

a {
  color: var(--neon-cyan);
  text-decoration: none;
  transition: color var(--transition-fast);
}

a:hover {
  color: var(--neon-purple);
}

img {
  max-width: 100%;
  display: block;
}

ul, ol {
  list-style: none;
}

/* ---------- Utility Classes ---------- */
.container {
  width: 100%;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 24px;
}

.section {
  padding: var(--section-padding);
  position: relative;
}

.section-header {
  text-align: center;
  margin-bottom: 72px;
}

.section-label {
  font-family: var(--font-mono);
  font-size: 0.85rem;
  color: var(--neon-cyan);
  text-transform: uppercase;
  letter-spacing: 3px;
  margin-bottom: 16px;
  display: block;
}

.section-title {
  font-family: var(--font-heading);
  font-size: clamp(2rem, 5vw, 3rem);
  font-weight: 700;
  color: var(--text-heading);
  margin-bottom: 16px;
}

.section-subtitle {
  font-size: 1.1rem;
  color: var(--text-secondary);
  max-width: 600px;
  margin: 0 auto;
}

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

/* ---------- Animated Background Grid ---------- */
.bg-grid {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
  z-index: 0;
  background-image:
    linear-gradient(rgba(0, 240, 255, 0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(0, 240, 255, 0.03) 1px, transparent 1px);
  background-size: 60px 60px;
  mask-image: radial-gradient(ellipse at 50% 50%, black 30%, transparent 70%);
  -webkit-mask-image: radial-gradient(ellipse at 50% 50%, black 30%, transparent 70%);
}

/* ---------- Navigation ---------- */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: var(--nav-height);
  z-index: 1000;
  transition: all var(--transition-base);
  background: transparent;
}

.navbar.scrolled {
  background: rgba(10, 10, 15, 0.85);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: var(--border-subtle);
  box-shadow: 0 4px 30px rgba(0, 0, 0, 0.3);
}

.nav-container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
}

.nav-logo {
  font-family: var(--font-heading);
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--text-heading);
  display: flex;
  align-items: center;
  gap: 8px;
}

.nav-logo .logo-bracket {
  color: var(--neon-cyan);
  font-weight: 400;
  text-shadow: var(--glow-text);
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 8px;
}

.nav-link {
  font-family: var(--font-body);
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--text-secondary);
  padding: 8px 16px;
  border-radius: var(--radius-sm);
  transition: all var(--transition-fast);
  position: relative;
}

.nav-link:hover {
  color: var(--neon-cyan);
  background: rgba(0, 240, 255, 0.05);
}

.nav-link.active {
  color: var(--neon-cyan);
}

.nav-link.active::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 20px;
  height: 2px;
  background: var(--neon-cyan);
  border-radius: 2px;
  box-shadow: 0 0 8px rgba(0, 240, 255, 0.5);
}

.nav-cta {
  font-family: var(--font-body);
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--bg-primary);
  background: var(--gradient-primary);
  padding: 10px 24px;
  border-radius: 50px;
  border: none;
  cursor: pointer;
  transition: all var(--transition-base);
  text-decoration: none;
  margin-left: 8px;
}

.nav-cta:hover {
  transform: translateY(-2px);
  box-shadow: var(--glow-cyan);
  color: var(--bg-primary);
}

/* Mobile Menu Toggle */
.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  padding: 8px;
  z-index: 1001;
  background: none;
  border: none;
}

.nav-toggle span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--text-primary);
  border-radius: 2px;
  transition: all var(--transition-base);
}

.nav-toggle.active span:nth-child(1) {
  transform: rotate(45deg) translate(5px, 5px);
}

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

.nav-toggle.active span:nth-child(3) {
  transform: rotate(-45deg) translate(5px, -5px);
}

/* ---------- Hero Section ---------- */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  position: relative;
  overflow: hidden;
  padding-top: var(--nav-height);
}

.hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background: var(--gradient-hero);
  z-index: 0;
}

.hero-canvas {
  position: absolute;
  inset: 0;
  z-index: 0;
}

.hero-content {
  position: relative;
  z-index: 1;
  max-width: 800px;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(0, 240, 255, 0.08);
  border: 1px solid rgba(0, 240, 255, 0.15);
  padding: 8px 18px;
  border-radius: 50px;
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--neon-cyan);
  margin-bottom: 28px;
  animation: fadeInUp 0.8s ease forwards;
}

.hero-badge .pulse-dot {
  width: 8px;
  height: 8px;
  background: var(--neon-green);
  border-radius: 50%;
  animation: pulse 2s infinite;
}

.hero-name {
  font-family: var(--font-heading);
  font-size: clamp(2.8rem, 7vw, 5rem);
  font-weight: 700;
  color: var(--text-heading);
  line-height: 1.1;
  margin-bottom: 8px;
  animation: fadeInUp 0.8s ease 0.1s forwards;
  opacity: 0;
}

.hero-title-line {
  font-family: var(--font-heading);
  font-size: clamp(2.8rem, 7vw, 5rem);
  font-weight: 700;
  line-height: 1.1;
  margin-bottom: 24px;
  animation: fadeInUp 0.8s ease 0.2s forwards;
  opacity: 0;
}

.hero-description {
  font-size: 1.15rem;
  color: var(--text-secondary);
  max-width: 560px;
  margin-bottom: 20px;
  animation: fadeInUp 0.8s ease 0.3s forwards;
  opacity: 0;
  line-height: 1.8;
}

.hero-typing {
  font-family: var(--font-mono);
  font-size: 1rem;
  color: var(--neon-cyan);
  margin-bottom: 40px;
  min-height: 28px;
  animation: fadeInUp 0.8s ease 0.35s forwards;
  opacity: 0;
}

.hero-typing .cursor {
  display: inline-block;
  width: 2px;
  height: 1.1em;
  background: var(--neon-cyan);
  margin-left: 2px;
  animation: blink 1s step-end infinite;
  vertical-align: text-bottom;
}

.hero-buttons {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
  animation: fadeInUp 0.8s ease 0.4s forwards;
  opacity: 0;
}

.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-body);
  font-size: 0.95rem;
  font-weight: 600;
  padding: 14px 32px;
  border-radius: 50px;
  cursor: pointer;
  transition: all var(--transition-base);
  text-decoration: none;
  border: none;
}

.btn-primary {
  color: var(--bg-primary);
  background: var(--gradient-primary);
  box-shadow: 0 4px 20px rgba(0, 240, 255, 0.2);
}

.btn-primary:hover {
  transform: translateY(-3px);
  box-shadow: var(--glow-cyan);
  color: var(--bg-primary);
}

.btn-outline {
  color: var(--text-primary);
  background: transparent;
  border: 1px solid rgba(255, 255, 255, 0.15);
  backdrop-filter: blur(10px);
}

.btn-outline:hover {
  border-color: var(--neon-cyan);
  color: var(--neon-cyan);
  transform: translateY(-3px);
  box-shadow: var(--glow-border);
}

.hero-stats {
  display: flex;
  gap: 48px;
  margin-top: 64px;
  padding-top: 40px;
  border-top: var(--border-subtle);
  animation: fadeInUp 0.8s ease 0.5s forwards;
  opacity: 0;
}

.stat {
  text-align: left;
}

.stat-number {
  font-family: var(--font-heading);
  font-size: 2rem;
  font-weight: 700;
  color: var(--text-heading);
  line-height: 1;
}

.stat-number .neon {
  color: var(--neon-cyan);
  text-shadow: var(--glow-text);
}

.stat-label {
  font-size: 0.85rem;
  color: var(--text-muted);
  margin-top: 4px;
}

/* Hero floating shapes */
.hero-float-shapes {
  position: absolute;
  right: -40px;
  top: 50%;
  transform: translateY(-50%);
  width: 500px;
  height: 500px;
  z-index: 0;
}

.float-shape {
  position: absolute;
  border-radius: 50%;
  opacity: 0.6;
  filter: blur(1px);
}

.float-shape-1 {
  width: 300px;
  height: 300px;
  border: 1px solid rgba(0, 240, 255, 0.15);
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  animation: rotate 20s linear infinite;
}

.float-shape-2 {
  width: 200px;
  height: 200px;
  border: 1px solid rgba(139, 92, 246, 0.15);
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  animation: rotate 15s linear infinite reverse;
}

.float-shape-3 {
  width: 400px;
  height: 400px;
  border: 1px solid rgba(236, 72, 153, 0.08);
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  animation: rotate 25s linear infinite;
}

/* ---------- About Section ---------- */
.about {
  background: var(--bg-secondary);
}

.about-grid {
  display: grid;
  grid-template-columns: 1fr 1.3fr;
  gap: 80px;
  align-items: center;
}

/* Centered about layout (no image) */
.about-content-centered {
  max-width: 800px;
  margin: 0 auto;
  text-align: center;
}

.about-content-centered .about-info h3 {
  font-family: var(--font-heading);
  font-size: 1.8rem;
  color: var(--text-heading);
  margin-bottom: 20px;
}

.about-content-centered .about-text {
  color: var(--text-secondary);
  margin-bottom: 16px;
  font-size: 1.1rem;
  line-height: 1.8;
}

.about-content-centered .about-highlights {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
  margin-top: 40px;
}

.about-image-wrapper {
  position: relative;
}

.about-image-container {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  aspect-ratio: 4/5;
  border: var(--border-glow);
  box-shadow: var(--glow-border);
}

.about-image-container img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.about-image-decoration {
  position: absolute;
  inset: -20px;
  border: 1px solid rgba(0, 240, 255, 0.08);
  border-radius: var(--radius-xl);
  z-index: -1;
}

.about-info h3 {
  font-family: var(--font-heading);
  font-size: 1.6rem;
  color: var(--text-heading);
  margin-bottom: 20px;
}

.about-text {
  color: var(--text-secondary);
  margin-bottom: 16px;
  font-size: 1.05rem;
}

.about-highlights {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
  margin-top: 32px;
}

.highlight-item {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 14px 18px;
  background: rgba(0, 240, 255, 0.04);
  border: 1px solid rgba(0, 240, 255, 0.08);
  border-radius: var(--radius-md);
  transition: all var(--transition-base);
}

.highlight-item:hover {
  border-color: rgba(0, 240, 255, 0.2);
  background: rgba(0, 240, 255, 0.08);
  transform: translateY(-2px);
}

.highlight-icon {
  font-size: 1.3rem;
}

.highlight-text {
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--text-primary);
}

/* ---------- Skills Section ---------- */
.skills-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(340px, 1fr));
  gap: 28px;
}

.skill-card {
  background: var(--bg-card);
  border: var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: 36px;
  transition: all var(--transition-base);
  position: relative;
  overflow: hidden;
}

.skill-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: var(--gradient-primary);
  opacity: 0;
  transition: opacity var(--transition-base);
}

.skill-card:hover {
  background: var(--bg-card-hover);
  border-color: rgba(0, 240, 255, 0.15);
  transform: translateY(-5px);
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3), var(--glow-border);
}

.skill-card:hover::before {
  opacity: 1;
}

.skill-card-icon {
  width: 52px;
  height: 52px;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  margin-bottom: 24px;
}

.skill-card-icon.backend {
  background: rgba(0, 240, 255, 0.1);
  border: 1px solid rgba(0, 240, 255, 0.15);
}

.skill-card-icon.ai {
  background: rgba(139, 92, 246, 0.1);
  border: 1px solid rgba(139, 92, 246, 0.15);
}

.skill-card-icon.tools {
  background: rgba(16, 185, 129, 0.1);
  border: 1px solid rgba(16, 185, 129, 0.15);
}

.skill-card h3 {
  font-family: var(--font-heading);
  font-size: 1.25rem;
  color: var(--text-heading);
  margin-bottom: 12px;
}

.skill-card p {
  font-size: 0.9rem;
  color: var(--text-secondary);
  margin-bottom: 24px;
}

.skill-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.skill-tag {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  padding: 6px 14px;
  border-radius: 50px;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255, 255, 255, 0.08);
  color: var(--text-secondary);
  transition: all var(--transition-fast);
}

.skill-tag:hover {
  border-color: var(--neon-cyan);
  color: var(--neon-cyan);
  background: rgba(0, 240, 255, 0.06);
}

/* ---------- Projects Section ---------- */
.projects {
  background: var(--bg-secondary);
}

.projects-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 32px;
}

.project-card {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0;
  background: var(--bg-card);
  border: var(--border-subtle);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: all var(--transition-base);
}

.project-card:hover {
  border-color: rgba(0, 240, 255, 0.15);
  transform: translateY(-4px);
  box-shadow: 0 24px 60px rgba(0, 0, 0, 0.3), var(--glow-border);
}

.project-card.featured {
  grid-template-columns: 1.2fr 1fr;
}

.project-image {
  position: relative;
  overflow: hidden;
  min-height: 320px;
}

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

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

.project-image-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(0, 240, 255, 0.1), rgba(139, 92, 246, 0.1));
  opacity: 0;
  transition: opacity var(--transition-base);
}

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

.project-info {
  padding: 40px;
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.project-label {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  color: var(--neon-cyan);
  text-transform: uppercase;
  letter-spacing: 2px;
  margin-bottom: 12px;
}

.project-info h3 {
  font-family: var(--font-heading);
  font-size: 1.5rem;
  color: var(--text-heading);
  margin-bottom: 14px;
}

.project-info p {
  color: var(--text-secondary);
  font-size: 0.95rem;
  margin-bottom: 24px;
  line-height: 1.7;
}

.project-tech {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 28px;
}

.project-tech-tag {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  padding: 5px 12px;
  border-radius: 50px;
  background: rgba(139, 92, 246, 0.1);
  border: 1px solid rgba(139, 92, 246, 0.2);
  color: var(--neon-purple);
}

.project-links {
  display: flex;
  gap: 12px;
}

.project-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 0.88rem;
  font-weight: 500;
  padding: 10px 20px;
  border-radius: 50px;
  transition: all var(--transition-base);
}

.project-link.primary-link {
  background: rgba(0, 240, 255, 0.08);
  border: 1px solid rgba(0, 240, 255, 0.15);
  color: var(--neon-cyan);
}

.project-link.primary-link:hover {
  background: rgba(0, 240, 255, 0.15);
  transform: translateY(-2px);
  color: var(--neon-cyan);
}

.project-link.secondary-link {
  color: var(--text-secondary);
  border: 1px solid rgba(255, 255, 255, 0.08);
}

.project-link.secondary-link:hover {
  border-color: rgba(255, 255, 255, 0.2);
  color: var(--text-primary);
  transform: translateY(-2px);
}

/* ---------- Services Section ---------- */
.services-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 24px;
}

.service-card {
  background: var(--bg-card);
  border: var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: 40px 32px;
  text-align: center;
  transition: all var(--transition-base);
  position: relative;
  overflow: hidden;
}

.service-card::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 0;
  background: var(--gradient-primary);
  opacity: 0.05;
  transition: height var(--transition-base);
}

.service-card:hover {
  border-color: rgba(0, 240, 255, 0.2);
  transform: translateY(-6px);
  box-shadow: 0 24px 60px rgba(0, 0, 0, 0.3), var(--glow-border);
}

.service-card:hover::after {
  height: 100%;
}

.service-icon {
  width: 64px;
  height: 64px;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.8rem;
  margin: 0 auto 24px;
  background: rgba(0, 240, 255, 0.06);
  border: 1px solid rgba(0, 240, 255, 0.1);
  position: relative;
  z-index: 1;
}

.service-card h3 {
  font-family: var(--font-heading);
  font-size: 1.15rem;
  color: var(--text-heading);
  margin-bottom: 12px;
  position: relative;
  z-index: 1;
}

.service-card p {
  font-size: 0.9rem;
  color: var(--text-secondary);
  line-height: 1.7;
  position: relative;
  z-index: 1;
}

/* ---------- Contact Section ---------- */
.contact {
  background: var(--bg-secondary);
}

.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: 64px;
  align-items: start;
}

.contact-info h3 {
  font-family: var(--font-heading);
  font-size: 1.8rem;
  color: var(--text-heading);
  margin-bottom: 16px;
}

.contact-info > p {
  color: var(--text-secondary);
  font-size: 1.05rem;
  margin-bottom: 40px;
  line-height: 1.7;
}

.contact-details {
  display: flex;
  flex-direction: column;
  gap: 20px;
  margin-bottom: 40px;
}

.contact-detail-item {
  display: flex;
  align-items: center;
  gap: 16px;
}

.contact-detail-icon {
  width: 48px;
  height: 48px;
  border-radius: var(--radius-md);
  background: rgba(0, 240, 255, 0.06);
  border: 1px solid rgba(0, 240, 255, 0.1);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.1rem;
  flex-shrink: 0;
}

.contact-detail-text {
  display: flex;
  flex-direction: column;
}

.contact-detail-label {
  font-size: 0.8rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 1px;
}

.contact-detail-value {
  font-size: 1rem;
  color: var(--text-primary);
  font-weight: 500;
}

.social-links {
  display: flex;
  gap: 12px;
}

.social-link {
  width: 44px;
  height: 44px;
  border-radius: var(--radius-sm);
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255, 255, 255, 0.08);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.1rem;
  color: var(--text-secondary);
  transition: all var(--transition-base);
}

.social-link:hover {
  border-color: var(--neon-cyan);
  color: var(--neon-cyan);
  background: rgba(0, 240, 255, 0.06);
  transform: translateY(-3px);
  box-shadow: var(--glow-border);
}

/* Contact Form */
.contact-form {
  background: var(--bg-card);
  border: var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: 40px;
}

.form-group {
  margin-bottom: 24px;
}

.form-label {
  display: block;
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--text-secondary);
  margin-bottom: 8px;
}

.form-input,
.form-textarea {
  width: 100%;
  padding: 14px 18px;
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: var(--radius-md);
  color: var(--text-primary);
  font-family: var(--font-body);
  font-size: 0.95rem;
  transition: all var(--transition-fast);
  outline: none;
}

.form-input:focus,
.form-textarea:focus {
  border-color: var(--neon-cyan);
  background: rgba(0, 240, 255, 0.03);
  box-shadow: 0 0 0 3px rgba(0, 240, 255, 0.08);
}

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

.form-textarea {
  min-height: 140px;
  resize: vertical;
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}

.btn-submit {
  width: 100%;
  padding: 16px;
  font-size: 1rem;
  font-weight: 600;
  justify-content: center;
}

.form-status {
  margin-top: 16px;
  padding: 12px 16px;
  border-radius: var(--radius-sm);
  font-size: 0.9rem;
  display: none;
}

.form-status.success {
  display: block;
  background: rgba(16, 185, 129, 0.1);
  border: 1px solid rgba(16, 185, 129, 0.2);
  color: var(--neon-green);
}

.form-status.error {
  display: block;
  background: rgba(239, 68, 68, 0.1);
  border: 1px solid rgba(239, 68, 68, 0.2);
  color: #ef4444;
}

/* ---------- Footer ---------- */
.footer {
  padding: 40px 0;
  border-top: var(--border-subtle);
}

.footer-content {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.footer-text {
  font-size: 0.85rem;
  color: var(--text-muted);
}

.footer-text .heart {
  color: var(--neon-pink);
}

.footer-links {
  display: flex;
  gap: 24px;
}

.footer-links a {
  font-size: 0.85rem;
  color: var(--text-muted);
  transition: color var(--transition-fast);
}

.footer-links a:hover {
  color: var(--neon-cyan);
}

/* ---------- Scroll Animations ---------- */
.reveal {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}

.reveal.active {
  opacity: 1;
  transform: translateY(0);
}

.reveal-delay-1 { transition-delay: 0.1s; }
.reveal-delay-2 { transition-delay: 0.2s; }
.reveal-delay-3 { transition-delay: 0.3s; }
.reveal-delay-4 { transition-delay: 0.4s; }

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

@keyframes pulse {
  0%, 100% {
    opacity: 1;
    transform: scale(1);
  }
  50% {
    opacity: 0.5;
    transform: scale(1.5);
  }
}

@keyframes blink {
  0%, 50% { opacity: 1; }
  51%, 100% { opacity: 0; }
}

@keyframes rotate {
  from { transform: translate(-50%, -50%) rotate(0deg); }
  to { transform: translate(-50%, -50%) rotate(360deg); }
}

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

@keyframes glowPulse {
  0%, 100% { box-shadow: var(--glow-cyan); }
  50% { box-shadow: 0 0 30px rgba(0, 240, 255, 0.4), 0 0 80px rgba(0, 240, 255, 0.15); }
}

/* ---------- Responsive Design ---------- */
@media (max-width: 1024px) {
  .about-grid {
    grid-template-columns: 1fr;
    gap: 48px;
  }

  .about-image-wrapper {
    max-width: 400px;
    margin: 0 auto;
  }

  .project-card,
  .project-card.featured {
    grid-template-columns: 1fr;
  }

  .project-image {
    min-height: 250px;
  }

  .contact-grid {
    grid-template-columns: 1fr;
    gap: 48px;
  }

  .hero-float-shapes {
    display: none;
  }
}

@media (max-width: 768px) {
  :root {
    --section-padding: 80px 0;
    --nav-height: 64px;
  }

  .nav-links {
    position: fixed;
    top: 0;
    right: -100%;
    width: 280px;
    height: 100vh;
    background: rgba(10, 10, 15, 0.98);
    backdrop-filter: blur(20px);
    flex-direction: column;
    padding: 100px 32px 32px;
    gap: 8px;
    transition: right var(--transition-base);
    border-left: var(--border-subtle);
  }

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

  .nav-toggle {
    display: flex;
  }

  .nav-cta {
    margin-left: 0;
    margin-top: 16px;
    text-align: center;
    justify-content: center;
    width: 100%;
  }

  .hero-stats {
    gap: 32px;
    flex-wrap: wrap;
  }

  .about-highlights {
    grid-template-columns: 1fr;
  }

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

  .form-row {
    grid-template-columns: 1fr;
  }

  .footer-content {
    flex-direction: column;
    gap: 16px;
    text-align: center;
  }

  .section-header {
    margin-bottom: 48px;
  }

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

  .btn {
    justify-content: center;
  }

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

@media (max-width: 480px) {
  .container {
    padding: 0 16px;
  }

  .hero-name {
    font-size: 2.2rem;
  }

  .hero-title-line {
    font-size: 2.2rem;
  }

  .project-info {
    padding: 24px;
  }

  .contact-form {
    padding: 24px;
  }
}