/* ===== DESIGN SYSTEM ===== */
:root {
  --white: #FFFFFF;
  --soft-gray: #F5F5F7;
  --dark-navy: #0F172A;
  --blue-accent: #2563EB;
  --purple-accent: #7C3AED;
  --text-primary: #0F172A;
  --text-secondary: #475569;
  --text-muted: #94A3B8;
  --border-light: rgba(15, 23, 42, 0.06);
  --border-glass: rgba(255, 255, 255, 0.18);
  --glass-bg: rgba(255, 255, 255, 0.65);
  --glass-bg-dark: rgba(15, 23, 42, 0.6);
  --gradient-primary: linear-gradient(135deg, #2563EB, #7C3AED);
  --gradient-hero: linear-gradient(160deg, #0F172A 0%, #1E293B 50%, #0F172A 100%);
  --gradient-glow: radial-gradient(ellipse at 50% 50%, rgba(37, 99, 235, 0.15), transparent 70%);
  --shadow-sm: 0 1px 2px rgba(0,0,0,0.04);
  --shadow-md: 0 4px 16px rgba(0,0,0,0.06);
  --shadow-lg: 0 12px 40px rgba(0,0,0,0.08);
  --shadow-xl: 0 24px 60px rgba(0,0,0,0.12);
  --shadow-glow-blue: 0 0 40px rgba(37, 99, 235, 0.2);
  --shadow-glow-purple: 0 0 40px rgba(124, 58, 237, 0.2);
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 16px;
  --radius-xl: 24px;
  --radius-full: 9999px;
  --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-smooth: 0.5s cubic-bezier(0.16, 1, 0.3, 1);
  --transition-spring: 0.6s cubic-bezier(0.34, 1.56, 0.64, 1);
  --font-primary: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --max-width: 1200px;
}

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

html {
  scroll-behavior: smooth;
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  font-family: var(--font-primary);
  color: var(--text-primary);
  background: var(--white);
  line-height: 1.7;
  overflow-x: hidden;
}

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

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

ul { list-style: none; }

.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 24px;
}

/* ===== LOADING SCREEN ===== */
.loader {
  position: fixed;
  inset: 0;
  z-index: 10000;
  background: var(--dark-navy);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: opacity 0.6s ease, visibility 0.6s ease;
}

.loader.hidden {
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
}

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

.loader-ring {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  border: 3px solid rgba(255,255,255,0.1);
  border-top-color: var(--blue-accent);
  animation: spin 0.8s linear infinite;
  margin: 0 auto 20px;
}

.loader-text {
  color: rgba(255,255,255,0.5);
  font-size: 13px;
  letter-spacing: 3px;
  text-transform: uppercase;
  font-weight: 500;
}

@keyframes spin {
  to { transform: rotate(360deg); }
}

/* ===== CUSTOM CURSOR ===== */
.cursor-dot {
  width: 8px;
  height: 8px;
  background: var(--blue-accent);
  border-radius: 50%;
  position: fixed;
  pointer-events: none;
  z-index: 9999;
  transition: transform 0.1s ease;
  mix-blend-mode: difference;
}

.cursor-ring {
  width: 36px;
  height: 36px;
  border: 1.5px solid rgba(37, 99, 235, 0.4);
  border-radius: 50%;
  position: fixed;
  pointer-events: none;
  z-index: 9998;
  transition: transform 0.15s ease, width 0.3s ease, height 0.3s ease, border-color 0.3s ease;
  transform: translate(-50%, -50%);
}

.cursor-ring.hover {
  width: 56px;
  height: 56px;
  border-color: var(--purple-accent);
}

/* ===== NAVBAR ===== */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  padding: 16px 0;
  transition: all var(--transition-base);
}

.navbar.scrolled {
  background: rgba(255, 255, 255, 0.82);
  backdrop-filter: blur(20px) saturate(180%);
  -webkit-backdrop-filter: blur(20px) saturate(180%);
  border-bottom: 1px solid var(--border-light);
  padding: 12px 0;
}

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

.nav-logo {
  font-size: 20px;
  font-weight: 700;
  letter-spacing: -0.5px;
  color: var(--white);
  transition: color var(--transition-fast);
}

.navbar.scrolled .nav-logo {
  color: var(--dark-navy);
}

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

.nav-links {
  display: flex;
  gap: 32px;
  align-items: center;
}

.nav-links a {
  font-size: 14px;
  font-weight: 500;
  color: rgba(255,255,255,0.7);
  transition: color var(--transition-fast);
  position: relative;
}

.navbar.scrolled .nav-links a {
  color: var(--text-secondary);
}

.nav-links a:hover {
  color: var(--white);
}

.navbar.scrolled .nav-links a:hover {
  color: var(--blue-accent);
}

.nav-links a::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--gradient-primary);
  border-radius: 1px;
  transition: width var(--transition-base);
}

.nav-links a:hover::after {
  width: 100%;
}

.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  z-index: 1001;
}

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

.navbar.scrolled .nav-toggle span {
  background: var(--dark-navy);
}

.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 ===== */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  background: var(--gradient-hero);
  overflow: hidden;
}

.hero-bg-effects {
  position: absolute;
  inset: 0;
  pointer-events: none;
}

.hero-glow-1 {
  position: absolute;
  width: 600px;
  height: 600px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(37, 99, 235, 0.12) 0%, transparent 70%);
  top: -100px;
  right: -100px;
  animation: float 8s ease-in-out infinite;
}

.hero-glow-2 {
  position: absolute;
  width: 500px;
  height: 500px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(124, 58, 237, 0.1) 0%, transparent 70%);
  bottom: -100px;
  left: -100px;
  animation: float 10s ease-in-out infinite reverse;
}

.hero-grid {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(255,255,255,0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,0.03) 1px, transparent 1px);
  background-size: 60px 60px;
  mask-image: radial-gradient(ellipse at center, black 30%, transparent 80%);
  -webkit-mask-image: radial-gradient(ellipse at center, black 30%, transparent 80%);
}

#particles-canvas {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
}

.hero .container {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: center;
  position: relative;
  z-index: 2;
}

.hero-content {
  padding: 40px 0;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 16px;
  background: rgba(37, 99, 235, 0.1);
  border: 1px solid rgba(37, 99, 235, 0.2);
  border-radius: var(--radius-full);
  color: #60A5FA;
  font-size: 13px;
  font-weight: 500;
  margin-bottom: 28px;
  animation: fadeInUp 0.8s ease forwards;
}

.hero-badge .dot {
  width: 6px;
  height: 6px;
  background: #22C55E;
  border-radius: 50%;
  animation: pulse 2s ease infinite;
}

.hero-title {
  font-size: clamp(36px, 5vw, 56px);
  font-weight: 800;
  color: var(--white);
  line-height: 1.1;
  letter-spacing: -1.5px;
  margin-bottom: 16px;
  animation: fadeInUp 0.8s ease 0.1s forwards;
  opacity: 0;
}

.hero-subtitle {
  font-size: 15px;
  color: rgba(255,255,255,0.5);
  font-weight: 400;
  margin-bottom: 24px;
  animation: fadeInUp 0.8s ease 0.2s forwards;
  opacity: 0;
  letter-spacing: 0.3px;
}

.hero-subtitle span {
  color: #60A5FA;
}

.hero-description {
  font-size: 16px;
  color: rgba(255,255,255,0.6);
  line-height: 1.8;
  margin-bottom: 36px;
  max-width: 520px;
  animation: fadeInUp 0.8s ease 0.3s forwards;
  opacity: 0;
}

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

.btn-primary {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 14px 28px;
  background: var(--gradient-primary);
  color: var(--white);
  border-radius: var(--radius-full);
  font-size: 14px;
  font-weight: 600;
  border: none;
  cursor: pointer;
  transition: all var(--transition-base);
  position: relative;
  overflow: hidden;
}

.btn-primary::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, #7C3AED, #2563EB);
  opacity: 0;
  transition: opacity var(--transition-base);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 30px rgba(37, 99, 235, 0.35);
}

.btn-primary:hover::before {
  opacity: 1;
}

.btn-primary span {
  position: relative;
  z-index: 1;
  display: flex;
  align-items: center;
  gap: 8px;
}

.btn-secondary {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 14px 28px;
  background: transparent;
  color: rgba(255,255,255,0.8);
  border: 1px solid rgba(255,255,255,0.15);
  border-radius: var(--radius-full);
  font-size: 14px;
  font-weight: 600;
  cursor: pointer;
  transition: all var(--transition-base);
}

.btn-secondary:hover {
  background: rgba(255,255,255,0.05);
  border-color: rgba(255,255,255,0.3);
  transform: translateY(-2px);
  color: var(--white);
}

.hero-image-wrapper {
  display: flex;
  justify-content: center;
  align-items: center;
  position: relative;
  animation: fadeIn 1s ease 0.5s forwards;
  opacity: 0;
}

.hero-image-container {
  position: relative;
  width: 380px;
  height: 460px;
}

.hero-image {
  width: 100%;
  height: 100%;
  object-fit: cover;
  border-radius: 32px;
  position: relative;
  z-index: 2;
  border: 2px solid rgba(255,255,255,0.1);
}

.hero-image-glow {
  position: absolute;
  inset: -20px;
  background: var(--gradient-primary);
  border-radius: 40px;
  opacity: 0.2;
  filter: blur(40px);
  z-index: 1;
  animation: pulse-glow 4s ease-in-out infinite;
}

.hero-float-card {
  position: absolute;
  background: rgba(255,255,255,0.08);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: var(--radius-md);
  padding: 12px 16px;
  color: var(--white);
  font-size: 13px;
  font-weight: 500;
  z-index: 3;
  display: flex;
  align-items: center;
  gap: 8px;
  animation: float 6s ease-in-out infinite;
}

.hero-float-card.card-1 {
  top: 30px;
  right: -40px;
  animation-delay: 0s;
}

.hero-float-card.card-2 {
  bottom: 60px;
  left: -50px;
  animation-delay: 2s;
}

.hero-float-card.card-3 {
  bottom: 160px;
  right: -50px;
  animation-delay: 4s;
}

.hero-float-card .icon {
  width: 32px;
  height: 32px;
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 16px;
}

.hero-float-card .icon.blue { background: rgba(37, 99, 235, 0.2); }
.hero-float-card .icon.purple { background: rgba(124, 58, 237, 0.2); }
.hero-float-card .icon.green { background: rgba(34, 197, 94, 0.2); }

/* ===== SECTION DEFAULTS ===== */
.section {
  padding: 120px 0;
  position: relative;
}

.section-light {
  background: var(--soft-gray);
}

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

.section-label {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 16px;
  background: rgba(37, 99, 235, 0.06);
  border: 1px solid rgba(37, 99, 235, 0.1);
  border-radius: var(--radius-full);
  color: var(--blue-accent);
  font-size: 13px;
  font-weight: 600;
  margin-bottom: 20px;
  text-transform: uppercase;
  letter-spacing: 1px;
}

.section-title {
  font-size: clamp(28px, 4vw, 42px);
  font-weight: 800;
  color: var(--dark-navy);
  letter-spacing: -1px;
  line-height: 1.2;
  margin-bottom: 16px;
}

.section-subtitle {
  font-size: 16px;
  color: var(--text-secondary);
  max-width: 600px;
  margin: 0 auto;
  line-height: 1.7;
}

/* ===== ABOUT ===== */
.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: center;
}

.about-text h3 {
  font-size: 28px;
  font-weight: 700;
  color: var(--dark-navy);
  letter-spacing: -0.5px;
  margin-bottom: 16px;
}

.about-text p {
  color: var(--text-secondary);
  font-size: 15px;
  line-height: 1.8;
  margin-bottom: 32px;
}

.about-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.about-tag {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 8px 16px;
  background: var(--white);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-full);
  font-size: 13px;
  font-weight: 500;
  color: var(--text-secondary);
  transition: all var(--transition-base);
}

.about-tag:hover {
  border-color: var(--blue-accent);
  color: var(--blue-accent);
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

.about-tag .tag-icon {
  font-size: 16px;
}

.about-cards {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}

.about-card {
  padding: 28px;
  background: var(--white);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-lg);
  transition: all var(--transition-base);
  position: relative;
  overflow: hidden;
}

.about-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: var(--gradient-primary);
  opacity: 0;
  transition: opacity var(--transition-base);
}

.about-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
  border-color: transparent;
}

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

.about-card .card-icon {
  width: 44px;
  height: 44px;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 20px;
  margin-bottom: 16px;
}

.about-card .card-icon.blue {
  background: rgba(37, 99, 235, 0.08);
}

.about-card .card-icon.purple {
  background: rgba(124, 58, 237, 0.08);
}

.about-card .card-icon.green {
  background: rgba(34, 197, 94, 0.08);
}

.about-card .card-icon.amber {
  background: rgba(245, 158, 11, 0.08);
}

.about-card h4 {
  font-size: 15px;
  font-weight: 700;
  color: var(--dark-navy);
  margin-bottom: 6px;
}

.about-card p {
  font-size: 13px;
  color: var(--text-muted);
  line-height: 1.6;
}

/* ===== EXPERIENCE TIMELINE ===== */
.timeline {
  position: relative;
  max-width: 800px;
  margin: 0 auto;
  padding-left: 40px;
}

.timeline::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 2px;
  background: linear-gradient(180deg, var(--blue-accent), var(--purple-accent), transparent);
}

.timeline-item {
  position: relative;
  margin-bottom: 48px;
  padding-left: 40px;
}

.timeline-item:last-child {
  margin-bottom: 0;
}

.timeline-dot {
  position: absolute;
  left: -48px;
  top: 6px;
  width: 16px;
  height: 16px;
  border-radius: 50%;
  background: var(--gradient-primary);
  border: 3px solid var(--white);
  box-shadow: 0 0 0 4px rgba(37, 99, 235, 0.15);
  z-index: 2;
}

.timeline-card {
  background: var(--white);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-lg);
  padding: 32px;
  transition: all var(--transition-base);
  position: relative;
}

.timeline-card:hover {
  transform: translateX(8px);
  box-shadow: var(--shadow-lg);
  border-color: transparent;
}

.timeline-date {
  display: inline-flex;
  padding: 4px 12px;
  background: rgba(37, 99, 235, 0.06);
  border-radius: var(--radius-full);
  font-size: 12px;
  font-weight: 600;
  color: var(--blue-accent);
  margin-bottom: 12px;
}

.timeline-card h3 {
  font-size: 20px;
  font-weight: 700;
  color: var(--dark-navy);
  margin-bottom: 4px;
  letter-spacing: -0.3px;
}

.timeline-card .company {
  font-size: 14px;
  color: var(--blue-accent);
  font-weight: 600;
  margin-bottom: 16px;
}

.timeline-card ul {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.timeline-card ul li {
  font-size: 14px;
  color: var(--text-secondary);
  padding-left: 20px;
  position: relative;
  line-height: 1.6;
}

.timeline-card ul li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 9px;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--gradient-primary);
}

/* ===== SKILLS ===== */
.skills-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
  gap: 16px;
  margin-bottom: 48px;
}

.skills-category-title {
  font-size: 14px;
  font-weight: 700;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 2px;
  margin-bottom: 24px;
  text-align: center;
}

.skill-card {
  background: var(--white);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-lg);
  padding: 24px 20px;
  text-align: center;
  transition: all var(--transition-base);
  position: relative;
  overflow: hidden;
  cursor: default;
}

.skill-card::after {
  content: '';
  position: absolute;
  inset: 0;
  background: var(--gradient-primary);
  opacity: 0;
  transition: opacity var(--transition-base);
  z-index: 0;
}

.skill-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-xl);
  border-color: transparent;
}

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

.skill-card:hover .skill-icon,
.skill-card:hover .skill-name {
  color: var(--white);
  position: relative;
  z-index: 1;
}

.skill-card:hover .skill-icon {
  background: rgba(255,255,255,0.15);
}

.skill-icon {
  width: 48px;
  height: 48px;
  margin: 0 auto 14px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 22px;
  border-radius: var(--radius-md);
  background: rgba(37, 99, 235, 0.06);
  transition: all var(--transition-base);
  position: relative;
  z-index: 1;
}

.skill-name {
  font-size: 13px;
  font-weight: 600;
  color: var(--text-primary);
  transition: all var(--transition-base);
  position: relative;
  z-index: 1;
}

/* ===== EDUCATION ===== */
.education-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
  max-width: 900px;
  margin: 0 auto;
}

.education-card {
  background: var(--white);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-xl);
  padding: 40px;
  transition: all var(--transition-base);
  position: relative;
  overflow: hidden;
}

.education-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: var(--gradient-primary);
  transform: scaleX(0);
  transition: transform var(--transition-base);
}

.education-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-xl);
  border-color: transparent;
}

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

.education-icon {
  width: 52px;
  height: 52px;
  border-radius: var(--radius-md);
  background: rgba(37, 99, 235, 0.06);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 24px;
  margin-bottom: 20px;
}

.education-card h3 {
  font-size: 18px;
  font-weight: 700;
  color: var(--dark-navy);
  margin-bottom: 8px;
  letter-spacing: -0.3px;
  line-height: 1.4;
}

.education-card .institution {
  font-size: 14px;
  color: var(--blue-accent);
  font-weight: 600;
  margin-bottom: 8px;
}

.education-card .year {
  font-size: 13px;
  color: var(--text-muted);
  font-weight: 500;
}

/* ===== PROJECTS ===== */
.projects-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.project-card {
  background: var(--white);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-xl);
  overflow: hidden;
  transition: all var(--transition-base);
  position: relative;
}

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

.project-image {
  width: 100%;
  height: 200px;
  background: linear-gradient(135deg, #1E293B, #0F172A);
  position: relative;
  overflow: hidden;
}

.project-image-overlay {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 48px;
  opacity: 0.2;
}

.project-image .project-pattern {
  position: absolute;
  inset: 0;
  opacity: 0.08;
  background-image:
    linear-gradient(rgba(255,255,255,0.1) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,0.1) 1px, transparent 1px);
  background-size: 20px 20px;
}

.project-image .glow {
  position: absolute;
  width: 200px;
  height: 200px;
  border-radius: 50%;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  transition: all var(--transition-smooth);
}

.project-card:hover .project-image .glow {
  width: 300px;
  height: 300px;
}

.project-card:nth-child(1) .glow { background: radial-gradient(circle, rgba(37, 99, 235, 0.3) 0%, transparent 70%); }
.project-card:nth-child(2) .glow { background: radial-gradient(circle, rgba(124, 58, 237, 0.3) 0%, transparent 70%); }
.project-card:nth-child(3) .glow { background: radial-gradient(circle, rgba(34, 197, 94, 0.3) 0%, transparent 70%); }

.project-body {
  padding: 28px;
}

.project-body h3 {
  font-size: 18px;
  font-weight: 700;
  color: var(--dark-navy);
  margin-bottom: 10px;
  letter-spacing: -0.3px;
}

.project-body p {
  font-size: 14px;
  color: var(--text-secondary);
  line-height: 1.7;
  margin-bottom: 18px;
}

.project-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-bottom: 20px;
}

.project-tag {
  padding: 4px 10px;
  background: rgba(37, 99, 235, 0.06);
  border-radius: var(--radius-full);
  font-size: 11px;
  font-weight: 600;
  color: var(--blue-accent);
}

.project-links {
  display: flex;
  gap: 10px;
}

.project-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 8px 16px;
  border-radius: var(--radius-full);
  font-size: 13px;
  font-weight: 600;
  transition: all var(--transition-base);
}

.project-link.github {
  background: var(--dark-navy);
  color: var(--white);
}

.project-link.github:hover {
  background: #1E293B;
  transform: translateY(-2px);
}

.project-link.demo {
  background: rgba(37, 99, 235, 0.08);
  color: var(--blue-accent);
}

.project-link.demo:hover {
  background: rgba(37, 99, 235, 0.15);
  transform: translateY(-2px);
}

/* ===== CONTACT ===== */
.contact-wrapper {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  max-width: 1000px;
  margin: 0 auto;
}

.contact-info h3 {
  font-size: 28px;
  font-weight: 700;
  color: var(--dark-navy);
  margin-bottom: 16px;
  letter-spacing: -0.5px;
}

.contact-info > p {
  font-size: 15px;
  color: var(--text-secondary);
  line-height: 1.7;
  margin-bottom: 36px;
}

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

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

.contact-item .icon-box {
  width: 44px;
  height: 44px;
  border-radius: var(--radius-md);
  background: rgba(37, 99, 235, 0.06);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 18px;
  flex-shrink: 0;
}

.contact-item .detail h4 {
  font-size: 13px;
  color: var(--text-muted);
  font-weight: 500;
  margin-bottom: 2px;
}

.contact-item .detail p {
  font-size: 14px;
  color: var(--dark-navy);
  font-weight: 600;
}

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

.social-link {
  width: 44px;
  height: 44px;
  border-radius: var(--radius-md);
  background: var(--white);
  border: 1px solid var(--border-light);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 18px;
  color: var(--text-secondary);
  transition: all var(--transition-base);
}

.social-link:hover {
  background: var(--gradient-primary);
  color: var(--white);
  border-color: transparent;
  transform: translateY(-3px);
  box-shadow: var(--shadow-glow-blue);
}

.contact-form-card {
  background: var(--white);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-xl);
  padding: 40px;
  position: relative;
  overflow: hidden;
}

.contact-form-card::before {
  content: '';
  position: absolute;
  top: -50%;
  right: -50%;
  width: 200%;
  height: 200%;
  background: radial-gradient(ellipse, rgba(37, 99, 235, 0.03) 0%, transparent 50%);
  pointer-events: none;
}

.form-group {
  margin-bottom: 20px;
  position: relative;
}

.form-group label {
  display: block;
  font-size: 13px;
  font-weight: 600;
  color: var(--dark-navy);
  margin-bottom: 8px;
}

.form-group input,
.form-group textarea {
  width: 100%;
  padding: 14px 18px;
  background: var(--soft-gray);
  border: 1.5px solid transparent;
  border-radius: var(--radius-md);
  font-size: 14px;
  font-family: var(--font-primary);
  color: var(--dark-navy);
  transition: all var(--transition-base);
  outline: none;
}

.form-group input:focus,
.form-group textarea:focus {
  border-color: var(--blue-accent);
  background: var(--white);
  box-shadow: 0 0 0 4px rgba(37, 99, 235, 0.08);
}

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

.form-group textarea {
  min-height: 120px;
  resize: vertical;
}

.btn-submit {
  width: 100%;
  padding: 16px;
  background: var(--gradient-primary);
  color: var(--white);
  border: none;
  border-radius: var(--radius-md);
  font-size: 15px;
  font-weight: 600;
  font-family: var(--font-primary);
  cursor: pointer;
  transition: all var(--transition-base);
  position: relative;
  overflow: hidden;
}

.btn-submit:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 30px rgba(37, 99, 235, 0.35);
}

/* ===== FOOTER ===== */
.footer {
  background: var(--dark-navy);
  padding: 60px 0 30px;
  text-align: center;
  position: relative;
  overflow: hidden;
}

.footer::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(37, 99, 235, 0.3), rgba(124, 58, 237, 0.3), transparent);
}

.footer-logo {
  font-size: 22px;
  font-weight: 700;
  color: var(--white);
  margin-bottom: 12px;
  letter-spacing: -0.5px;
}

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

.footer-tagline {
  font-size: 14px;
  color: rgba(255,255,255,0.4);
  margin-bottom: 32px;
  font-style: italic;
}

.footer-links {
  display: flex;
  justify-content: center;
  gap: 28px;
  margin-bottom: 32px;
}

.footer-links a {
  font-size: 13px;
  color: rgba(255,255,255,0.5);
  font-weight: 500;
  transition: color var(--transition-fast);
}

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

.footer-bottom {
  padding-top: 24px;
  border-top: 1px solid rgba(255,255,255,0.06);
  font-size: 13px;
  color: rgba(255,255,255,0.3);
}

/* ===== SCROLL REVEAL ===== */
.reveal {
  opacity: 0;
  transform: translateY(40px);
  transition: all 0.8s cubic-bezier(0.16, 1, 0.3, 1);
}

.reveal.visible {
  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; }

/* ===== ANIMATIONS ===== */
@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(24px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

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

@keyframes float {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-12px); }
}

@keyframes pulse-glow {
  0%, 100% { opacity: 0.2; transform: scale(1); }
  50% { opacity: 0.35; transform: scale(1.05); }
}

@keyframes pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.4; }
}

/* ===== TYPED CURSOR ===== */
.typed-cursor {
  display: inline-block;
  color: var(--blue-accent);
  font-weight: 300;
  animation: blink 1s step-end infinite;
  margin-left: 2px;
}

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

/* ===== GLASSMORPHISM CONTACT CARD ENHANCEMENT ===== */
.section-light .contact-form-card {
  background: var(--glass-bg);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
}

/* ===== BACK TO TOP ===== */
.back-to-top {
  position: fixed;
  bottom: 32px;
  right: 32px;
  width: 44px;
  height: 44px;
  border-radius: var(--radius-md);
  background: var(--gradient-primary);
  color: var(--white);
  border: none;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 18px;
  z-index: 100;
  opacity: 0;
  visibility: hidden;
  transform: translateY(16px);
  transition: all var(--transition-base);
  box-shadow: var(--shadow-glow-blue);
}

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

.back-to-top:hover {
  transform: translateY(-3px);
}

/* ===== RESPONSIVE ===== */
@media (max-width: 1024px) {
  .hero .container {
    grid-template-columns: 1fr;
    gap: 48px;
    text-align: center;
  }

  .hero-content {
    order: 2;
  }

  .hero-image-wrapper {
    order: 1;
  }

  .hero-description {
    margin: 0 auto 36px;
  }

  .hero-buttons {
    justify-content: center;
  }

  .hero-image-container {
    width: 280px;
    height: 340px;
  }

  .hero-float-card.card-1 { right: -20px; }
  .hero-float-card.card-2 { left: -20px; }
  .hero-float-card.card-3 { right: -20px; }

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

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

  .contact-wrapper {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 768px) {
  .section {
    padding: 80px 0;
  }

  .nav-links {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(255,255,255,0.98);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    flex-direction: column;
    justify-content: center;
    align-items: center;
    gap: 24px;
    z-index: 999;
  }

  .nav-links.active {
    display: flex;
  }

  .nav-links a {
    font-size: 20px;
    color: var(--dark-navy) !important;
    font-weight: 600;
  }

  .nav-toggle {
    display: flex;
  }

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

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

  .skills-grid {
    grid-template-columns: repeat(auto-fit, minmax(130px, 1fr));
  }

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

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

  .cursor-dot, .cursor-ring {
    display: none;
  }

  .hero-image-container {
    width: 240px;
    height: 300px;
  }

  .footer-links {
    flex-wrap: wrap;
    gap: 16px;
  }

  .timeline {
    padding-left: 24px;
  }

  .timeline-item {
    padding-left: 24px;
  }

  .timeline-dot {
    left: -33px;
    width: 12px;
    height: 12px;
  }
}

@media (max-width: 480px) {
  .hero-buttons {
    flex-direction: column;
    align-items: center;
  }

  .container {
    padding: 0 16px;
  }

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

  .contact-form-card {
    padding: 28px;
  }

  .timeline-card {
    padding: 24px;
  }
}