/* ============================================
   DESIGN TOKENS & CUSTOM PROPERTIES
   ============================================ */

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

:root {
  /* ---- Colors (Light) ---- */
  --bg-primary: #f0f2f5;
  --bg-secondary: #ffffff;
  --bg-tertiary: #e8eaed;
  --text-primary: #1a1a2e;
  --text-secondary: #4a4a6a;
  --text-tertiary: #7a7a9a;
  --accent: #6c63ff;
  --accent-hover: #5a52e0;
  --accent-glow: rgba(108, 99, 255, 0.35);
  --accent-secondary: #00d4aa;
  --glass-bg: rgba(255, 255, 255, 0.55);
  --glass-border: rgba(255, 255, 255, 0.35);
  --glass-shadow: rgba(0, 0, 0, 0.06);
  --card-bg: rgba(255, 255, 255, 0.6);
  --card-border: rgba(255, 255, 255, 0.5);
  --gradient-start: #6c63ff;
  --gradient-end: #00d4aa;
  --nav-bg: rgba(255, 255, 255, 0.72);
  --nav-shadow: rgba(0, 0, 0, 0.05);
  --tag-bg: rgba(108, 99, 255, 0.1);
  --tag-text: #6c63ff;
  --divider: rgba(0, 0, 0, 0.06);
  --scrollbar-track: #e8eaed;
  --scrollbar-thumb: #c0c4cc;
  --input-bg: rgba(255, 255, 255, 0.7);
  --input-border: rgba(0, 0, 0, 0.1);

  /* ---- Typography ---- */
  --font-primary: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  --font-mono: 'JetBrains Mono', 'Fira Code', monospace;

  /* ---- Spacing ---- */
  --section-padding: 100px 0;
  --container-width: 1200px;
  --border-radius-sm: 8px;
  --border-radius-md: 14px;
  --border-radius-lg: 20px;
  --border-radius-xl: 28px;

  /* ---- Transitions ---- */
  --transition-fast: 0.2s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-base: 0.35s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-slow: 0.5s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-spring: 0.6s cubic-bezier(0.34, 1.56, 0.64, 1);
}

/* ---- Dark Theme ---- */
[data-theme="dark"] {
  --bg-primary: #0a0a1a;
  --bg-secondary: #12122a;
  --bg-tertiary: #1a1a3a;
  --text-primary: #eaeaff;
  --text-secondary: #b0b0d0;
  --text-tertiary: #7a7a9a;
  --accent: #7b73ff;
  --accent-hover: #6c63ff;
  --accent-glow: rgba(123, 115, 255, 0.3);
  --glass-bg: rgba(18, 18, 42, 0.65);
  --glass-border: rgba(255, 255, 255, 0.08);
  --glass-shadow: rgba(0, 0, 0, 0.3);
  --card-bg: rgba(18, 18, 42, 0.55);
  --card-border: rgba(255, 255, 255, 0.06);
  --nav-bg: rgba(10, 10, 26, 0.82);
  --nav-shadow: rgba(0, 0, 0, 0.3);
  --tag-bg: rgba(123, 115, 255, 0.15);
  --tag-text: #a9a3ff;
  --divider: rgba(255, 255, 255, 0.06);
  --scrollbar-track: #12122a;
  --scrollbar-thumb: #2a2a4a;
  --input-bg: rgba(18, 18, 42, 0.6);
  --input-border: rgba(255, 255, 255, 0.08);
}

/* ============================================
   RESET & BASE
   ============================================ */

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

html {
  scroll-behavior: smooth;
  font-size: 16px;
  scrollbar-width: thin;
  scrollbar-color: var(--scrollbar-thumb) var(--scrollbar-track);
}

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

::-webkit-scrollbar { width: 8px; }
::-webkit-scrollbar-track { background: var(--scrollbar-track); }
::-webkit-scrollbar-thumb {
  background: var(--scrollbar-thumb);
  border-radius: 4px;
}

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

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

ul { list-style: none; }

/* ============================================
   UTILITY CLASSES
   ============================================ */

.container {
  width: 90%;
  max-width: var(--container-width);
  margin: 0 auto;
}

.section-header {
  text-align: center;
  margin-bottom: 60px;
}

.section-header h2 {
  font-size: clamp(2rem, 4vw, 2.8rem);
  font-weight: 800;
  background: linear-gradient(135deg, var(--gradient-start), var(--gradient-end));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  margin-bottom: 12px;
  letter-spacing: -0.03em;
}

.section-header p {
  color: var(--text-tertiary);
  font-size: 1.05rem;
  max-width: 520px;
  margin: 0 auto;
}

.glass {
  background: var(--glass-bg);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border: 1px solid var(--glass-border);
  border-radius: var(--border-radius-lg);
  box-shadow: 0 8px 32px var(--glass-shadow);
}

.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 13px 28px;
  border-radius: 50px;
  font-family: var(--font-primary);
  font-weight: 600;
  font-size: 0.95rem;
  cursor: pointer;
  border: none;
  transition: all var(--transition-base);
  position: relative;
  overflow: hidden;
}

.btn::before {
  content: '';
  position: absolute;
  inset: 0;
  border-radius: inherit;
  opacity: 0;
  transition: opacity var(--transition-fast);
}

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

.btn-primary {
  background: linear-gradient(135deg, var(--gradient-start), var(--gradient-end));
  color: #fff;
  box-shadow: 0 4px 20px var(--accent-glow);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 30px var(--accent-glow);
}

.btn-primary::before {
  background: linear-gradient(135deg, var(--accent-hover), #00bfa5);
}

.btn-secondary {
  background: var(--glass-bg);
  color: var(--text-primary);
  border: 1px solid var(--glass-border);
  backdrop-filter: blur(10px);
}

.btn-secondary:hover {
  transform: translateY(-2px);
  border-color: var(--accent);
  box-shadow: 0 4px 20px var(--glass-shadow);
}

.btn-sm {
  padding: 9px 18px;
  font-size: 0.82rem;
}

/* ============================================
   ANIMATED BACKGROUND
   ============================================ */

#bg-canvas {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: -1;
  pointer-events: none;
}

.gradient-orb {
  position: fixed;
  border-radius: 50%;
  filter: blur(100px);
  opacity: 0.3;
  z-index: -1;
  pointer-events: none;
  transition: opacity var(--transition-slow);
}

.gradient-orb:nth-child(1) {
  width: 500px;
  height: 500px;
  background: var(--gradient-start);
  top: -100px;
  right: -100px;
  animation: floatOrb1 20s ease-in-out infinite;
}

.gradient-orb:nth-child(2) {
  width: 400px;
  height: 400px;
  background: var(--gradient-end);
  bottom: -50px;
  left: -100px;
  animation: floatOrb2 25s ease-in-out infinite;
}

.gradient-orb:nth-child(3) {
  width: 300px;
  height: 300px;
  background: var(--accent);
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  animation: floatOrb3 18s ease-in-out infinite;
  opacity: 0.15;
}

@keyframes floatOrb1 {
  0%, 100% { transform: translate(0, 0) scale(1); }
  25% { transform: translate(-60px, 80px) scale(1.1); }
  50% { transform: translate(40px, -50px) scale(0.95); }
  75% { transform: translate(-30px, 30px) scale(1.05); }
}

@keyframes floatOrb2 {
  0%, 100% { transform: translate(0, 0) scale(1); }
  33% { transform: translate(80px, -60px) scale(1.1); }
  66% { transform: translate(-50px, 50px) scale(0.9); }
}

@keyframes floatOrb3 {
  0%, 100% { transform: translate(-50%, -50%) scale(1); }
  50% { transform: translate(-50%, -50%) scale(1.3); }
}

/* ============================================
   NAVBAR
   ============================================ */

.navbar {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 1000;
  padding: 16px 0;
  transition: all var(--transition-base);
}

.navbar.scrolled {
  padding: 10px 0;
  background: var(--nav-bg);
  backdrop-filter: blur(24px);
  -webkit-backdrop-filter: blur(24px);
  box-shadow: 0 1px 20px var(--nav-shadow);
  border-bottom: 1px solid var(--glass-border);
}

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

.nav-logo {
  font-size: 1.5rem;
  font-weight: 800;
  color: var(--text-primary);
  letter-spacing: -0.04em;
  transition: color var(--transition-fast);
}

.nav-logo span {
  background: linear-gradient(135deg, var(--gradient-start), var(--gradient-end));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

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

.nav-links a {
  color: var(--text-secondary);
  font-weight: 500;
  font-size: 0.92rem;
  position: relative;
  padding: 4px 0;
  transition: color var(--transition-fast);
}

.nav-links a::after {
  content: '';
  position: absolute;
  bottom: -2px;
  left: 0;
  width: 0;
  height: 2px;
  background: linear-gradient(90deg, var(--gradient-start), var(--gradient-end));
  border-radius: 2px;
  transition: width var(--transition-base);
}

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

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

/* Theme Toggle */
.theme-toggle {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.2rem;
  color: var(--text-primary);
  transition: all var(--transition-base);
  backdrop-filter: blur(10px);
  flex-shrink: 0;
}

.theme-toggle:hover {
  transform: rotate(30deg) scale(1.1);
  border-color: var(--accent);
  box-shadow: 0 0 20px var(--accent-glow);
}

/* Mobile Menu Toggle */
.mobile-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px;
  z-index: 1001;
}

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

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

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

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

/* ============================================
   HERO SECTION
   ============================================ */

.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding-top: 80px;
  position: relative;
}

.hero .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 60px;
}

.hero-content {
  flex: 1;
  max-width: 600px;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 18px;
  border-radius: 50px;
  background: var(--tag-bg);
  color: var(--tag-text);
  font-size: 0.85rem;
  font-weight: 600;
  margin-bottom: 24px;
  animation: fadeInUp 0.8s ease forwards;
}

.hero-badge .dot {
  width: 8px;
  height: 8px;
  background: var(--accent-secondary);
  border-radius: 50%;
  animation: pulse 2s ease-in-out infinite;
}

@keyframes pulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.5; transform: scale(1.3); }
}

.hero h1 {
  font-size: clamp(2.5rem, 6vw, 4rem);
  font-weight: 900;
  line-height: 1.1;
  letter-spacing: -0.04em;
  margin-bottom: 8px;
  animation: fadeInUp 0.8s ease 0.1s forwards;
  opacity: 0;
}

.hero h1 .gradient-text {
  background: linear-gradient(135deg, var(--gradient-start), var(--gradient-end));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-title-role {
  font-size: clamp(1.1rem, 2.5vw, 1.4rem);
  font-weight: 600;
  color: var(--text-secondary);
  margin-bottom: 16px;
  animation: fadeInUp 0.8s ease 0.2s forwards;
  opacity: 0;
}

.typing-text {
  font-family: var(--font-mono);
  color: var(--accent);
  border-right: 2px solid var(--accent);
  animation: blink 1s step-end infinite;
}

@keyframes blink {
  50% { border-color: transparent; }
}

.hero-description {
  font-size: 1.1rem;
  color: var(--text-secondary);
  line-height: 1.8;
  margin-bottom: 32px;
  animation: fadeInUp 0.8s ease 0.3s forwards;
  opacity: 0;
}

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

.hero-visual {
  display: flex;
  align-items: center;
  justify-content: center;
  animation: fadeInUp 0.8s ease-out 0.5s both;
}

.floating-card {
  perspective: 1000px;
}

.card-inner {
  padding: 36px 44px;
  background: var(--glass-bg);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border: 1px solid var(--glass-border);
  border-radius: var(--border-radius-lg);
  position: relative;
  animation: float 3s ease-in-out infinite;
  box-shadow: 0 8px 32px var(--glass-shadow);
  transition: all var(--transition-base);
}

.card-inner:hover {
  transform: translateY(-4px);
  box-shadow: 0 16px 48px var(--glass-shadow);
  border-color: var(--accent);
}

.code-snippet {
  font-family: var(--font-mono);
  font-size: 0.9rem;
  color: var(--text-secondary);
  line-height: 1.8;
  white-space: nowrap;
}

.token-keyword { color: #f472b6; }
.token-variable { color: var(--accent); }
.token-function { color: #fbbf24; }
.token-string { color: var(--accent-secondary); }

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

/* ============================================
   ABOUT SECTION
   ============================================ */

.about {
  padding: var(--section-padding);
}

.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
}

.about-text h3 {
  font-size: 1.6rem;
  font-weight: 700;
  margin-bottom: 16px;
  letter-spacing: -0.02em;
}

.about-text p {
  color: var(--text-secondary);
  font-size: 1.05rem;
  line-height: 1.85;
  margin-bottom: 24px;
}

.about-stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}

.stat-card {
  padding: 24px 16px;
  text-align: center;
  border-radius: var(--border-radius-md);
  background: var(--card-bg);
  border: 1px solid var(--card-border);
  backdrop-filter: blur(12px);
  transition: all var(--transition-base);
}

.stat-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 12px 40px var(--glass-shadow);
}

.stat-number {
  font-size: 2rem;
  font-weight: 800;
  background: linear-gradient(135deg, var(--gradient-start), var(--gradient-end));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.stat-label {
  font-size: 0.82rem;
  color: var(--text-tertiary);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  font-weight: 600;
  margin-top: 4px;
}

.about-image-wrapper {
  position: relative;
  display: flex;
  justify-content: center;
}

.about-code-block {
  width: 100%;
  max-width: 420px;
  padding: 28px;
  border-radius: var(--border-radius-lg);
  background: var(--card-bg);
  border: 1px solid var(--card-border);
  backdrop-filter: blur(20px);
  font-family: var(--font-mono);
  font-size: 0.88rem;
  line-height: 1.9;
  color: var(--text-secondary);
  position: relative;
}

.about-code-block .code-header {
  display: flex;
  gap: 6px;
  margin-bottom: 18px;
}

.about-code-block .code-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
}

.code-dot.red { background: #ff5f57; }
.code-dot.yellow { background: #febc2e; }
.code-dot.green { background: #28c840; }

.code-line {
  margin-bottom: 4px;
}

.code-keyword { color: #c678dd; }
.code-string { color: var(--accent-secondary); }
.code-property { color: #e5c07b; }
.code-bracket { color: var(--text-tertiary); }
.code-comment { color: var(--text-tertiary); font-style: italic; }

/* ============================================
   SKILLS SECTION
   ============================================ */

.skills {
  padding: var(--section-padding);
}

.skills-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(160px, 1fr));
  gap: 20px;
}

.skill-card {
  padding: 28px 20px;
  border-radius: var(--border-radius-md);
  background: var(--card-bg);
  border: 1px solid var(--card-border);
  backdrop-filter: blur(12px);
  text-align: center;
  cursor: default;
  transition: all var(--transition-base);
  position: relative;
  overflow: hidden;
}

.skill-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--gradient-start), var(--gradient-end));
  transform: scaleX(0);
  transition: transform var(--transition-base);
}

.skill-card:hover {
  transform: translateY(-6px);
  box-shadow: 0 16px 40px var(--glass-shadow);
  border-color: var(--accent);
}

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

.skill-icon {
  font-size: 2.2rem;
  margin-bottom: 14px;
  display: block;
  transition: transform var(--transition-spring);
}

.skill-card:hover .skill-icon {
  transform: scale(1.15) rotate(-5deg);
}

.skill-name {
  font-weight: 600;
  font-size: 0.92rem;
  color: var(--text-primary);
}

.skill-level {
  margin-top: 10px;
  height: 4px;
  border-radius: 4px;
  background: var(--divider);
  overflow: hidden;
}

.skill-level-bar {
  height: 100%;
  border-radius: 4px;
  background: linear-gradient(90deg, var(--gradient-start), var(--gradient-end));
  width: 0;
  transition: width 1.2s cubic-bezier(0.4, 0, 0.2, 1);
}

/* ============================================
   PROJECTS SECTION
   ============================================ */

.projects {
  padding: var(--section-padding);
}

.projects-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(340px, 1fr));
  gap: 28px;
}

.project-card {
  border-radius: var(--border-radius-lg);
  background: var(--card-bg);
  border: 1px solid var(--card-border);
  backdrop-filter: blur(14px);
  overflow: hidden;
  transition: all var(--transition-base);
  display: flex;
  flex-direction: column;
}

.project-card:hover {
  transform: translateY(-8px);
  box-shadow: 0 20px 60px var(--glass-shadow);
  border-color: rgba(108, 99, 255, 0.25);
}

.project-image-wrapper {
  position: relative;
  overflow: hidden;
  aspect-ratio: 16 / 10;
  background: var(--bg-tertiary);
}

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

.project-card:hover .project-image-wrapper img {
  transform: scale(1.08);
}

.project-image-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(0,0,0,0.6) 0%, transparent 60%);
  opacity: 0;
  transition: opacity var(--transition-base);
}

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

.project-content {
  padding: 24px;
  flex: 1;
  display: flex;
  flex-direction: column;
}

.project-title {
  font-size: 1.15rem;
  font-weight: 700;
  margin-bottom: 8px;
  letter-spacing: -0.02em;
}

.project-description {
  color: var(--text-secondary);
  font-size: 0.9rem;
  line-height: 1.6;
  margin-bottom: 16px;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.project-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 20px;
}

.project-tag {
  padding: 5px 12px;
  border-radius: 50px;
  background: var(--tag-bg);
  color: var(--tag-text);
  font-size: 0.75rem;
  font-weight: 600;
}

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

.project-links .btn-sm {
  font-size: 0.8rem;
}

/* ============================================
   EXPERIENCE SECTION
   ============================================ */

.experience {
  padding: var(--section-padding);
}

.timeline {
  position: relative;
  max-width: 800px;
  margin: 0 auto;
}

.timeline::before {
  content: '';
  position: absolute;
  top: 0;
  left: 24px;
  width: 2px;
  height: 100%;
  background: linear-gradient(180deg, var(--gradient-start), var(--gradient-end));
  border-radius: 2px;
}

.timeline-item {
  position: relative;
  padding-left: 70px;
  padding-bottom: 40px;
}

.timeline-dot {
  position: absolute;
  left: 15px;
  top: 6px;
  width: 20px;
  height: 20px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--gradient-start), var(--gradient-end));
  border: 3px solid var(--bg-primary);
  box-shadow: 0 0 0 4px var(--accent-glow);
  z-index: 1;
}

.timeline-content {
  padding: 28px;
  border-radius: var(--border-radius-lg);
  background: var(--card-bg);
  border: 1px solid var(--card-border);
  backdrop-filter: blur(14px);
  transition: all var(--transition-base);
}

.timeline-content:hover {
  transform: translateX(8px);
  box-shadow: 0 12px 40px var(--glass-shadow);
}

.timeline-date {
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--accent);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  margin-bottom: 8px;
}

.timeline-role {
  font-size: 1.3rem;
  font-weight: 700;
  margin-bottom: 4px;
  letter-spacing: -0.02em;
}

.timeline-company {
  font-size: 1rem;
  color: var(--text-secondary);
  margin-bottom: 16px;
  font-weight: 500;
}

.timeline-description li {
  color: var(--text-secondary);
  font-size: 0.92rem;
  line-height: 1.7;
  position: relative;
  padding-left: 20px;
  margin-bottom: 6px;
}

.timeline-description li::before {
  content: '▹';
  position: absolute;
  left: 0;
  color: var(--accent);
  font-weight: 700;
}

/* ============================================
   CONTACT SECTION
   ============================================ */

.contact {
  padding: var(--section-padding);
}

.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 40px;
  max-width: 900px;
  margin: 0 auto;
}

.contact-info {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.contact-card {
  display: flex;
  align-items: center;
  gap: 18px;
  padding: 22px 26px;
  border-radius: var(--border-radius-md);
  background: var(--card-bg);
  border: 1px solid var(--card-border);
  backdrop-filter: blur(12px);
  transition: all var(--transition-base);
}

.contact-card:hover {
  transform: translateX(8px);
  border-color: var(--accent);
  box-shadow: 0 8px 30px var(--glass-shadow);
}

.contact-icon {
  width: 48px;
  height: 48px;
  border-radius: var(--border-radius-sm);
  background: var(--tag-bg);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.2rem;
  color: var(--accent);
  flex-shrink: 0;
}

.contact-card-text h4 {
  font-size: 0.92rem;
  font-weight: 600;
  margin-bottom: 2px;
}

.contact-card-text p,
.contact-card-text a {
  font-size: 0.88rem;
  color: var(--text-secondary);
}

.contact-card-text a:hover {
  color: var(--accent);
}

.contact-form-wrapper {
  padding: 32px;
  border-radius: var(--border-radius-lg);
  background: var(--card-bg);
  border: 1px solid var(--card-border);
  backdrop-filter: blur(14px);
}

.contact-form {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.form-group input,
.form-group textarea {
  width: 100%;
  padding: 14px 18px;
  border-radius: var(--border-radius-sm);
  background: var(--input-bg);
  border: 1px solid var(--input-border);
  color: var(--text-primary);
  font-family: var(--font-primary);
  font-size: 0.92rem;
  transition: all var(--transition-fast);
  outline: none;
}

.form-group input:focus,
.form-group textarea:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px var(--accent-glow);
}

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

/* ============================================
   FOOTER
   ============================================ */

.footer {
  padding: 40px 0;
  border-top: 1px solid var(--divider);
}

.footer .container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 16px;
}

.footer-text {
  color: var(--text-tertiary);
  font-size: 0.88rem;
}

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

.footer-social a {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: var(--card-bg);
  border: 1px solid var(--card-border);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-secondary);
  font-size: 1rem;
  transition: all var(--transition-base);
}

.footer-social a:hover {
  background: var(--accent);
  color: #fff;
  transform: translateY(-3px);
  border-color: var(--accent);
  box-shadow: 0 4px 15px var(--accent-glow);
}

/* ============================================
   SCROLL REVEAL ANIMATIONS
   ============================================ */

.reveal {
  opacity: 0;
  transform: translateY(40px);
  transition: all 0.8s cubic-bezier(0.4, 0, 0.2, 1);
}

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

.reveal-left {
  opacity: 0;
  transform: translateX(-40px);
  transition: all 0.8s cubic-bezier(0.4, 0, 0.2, 1);
}

.reveal-left.active {
  opacity: 1;
  transform: translateX(0);
}

.reveal-right {
  opacity: 0;
  transform: translateX(40px);
  transition: all 0.8s cubic-bezier(0.4, 0, 0.2, 1);
}

.reveal-right.active {
  opacity: 1;
  transform: translateX(0);
}

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

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

/* ============================================
   RESPONSIVE
   ============================================ */

@media (max-width: 1024px) {
  .hero .container {
    flex-direction: column;
    text-align: center;
  }

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

  .hero-avatar {
    width: 250px;
    height: 250px;
  }

  .about-grid {
    grid-template-columns: 1fr;
    gap: 40px;
  }

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

  .projects-grid {
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  }
}

@media (max-width: 768px) {
  :root {
    --section-padding: 70px 0;
  }

  .nav-links {
    position: fixed;
    top: 0;
    right: -100%;
    width: 280px;
    height: 100vh;
    background: var(--nav-bg);
    backdrop-filter: blur(30px);
    -webkit-backdrop-filter: blur(30px);
    flex-direction: column;
    justify-content: center;
    padding: 40px;
    gap: 24px;
    transition: right var(--transition-base);
    box-shadow: -10px 0 40px var(--glass-shadow);
    border-left: 1px solid var(--glass-border);
  }

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

  .nav-links a {
    font-size: 1.1rem;
  }

  .mobile-toggle {
    display: flex;
  }

  .hero h1 {
    font-size: clamp(2rem, 8vw, 3rem);
  }

  .hero-avatar {
    width: 200px;
    height: 200px;
  }

  .hero-avatar-inner {
    font-size: 3.5rem;
  }

  .floating-icon {
    width: 38px;
    height: 38px;
    font-size: 1rem;
  }

  .about-stats {
    grid-template-columns: repeat(3, 1fr);
    gap: 12px;
  }

  .stat-card {
    padding: 18px 10px;
  }

  .stat-number {
    font-size: 1.5rem;
  }

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

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

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

  .timeline::before {
    left: 16px;
  }

  .timeline-item {
    padding-left: 50px;
  }

  .timeline-dot {
    left: 8px;
    width: 18px;
    height: 18px;
  }

  .footer .container {
    flex-direction: column;
    text-align: center;
  }
}

@media (max-width: 480px) {
  .container {
    width: 92%;
  }

  .hero-buttons {
    flex-direction: column;
    align-items: center;
  }

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

  .skills-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 12px;
  }

  .skill-card {
    padding: 20px 14px;
  }

  .about-stats {
    grid-template-columns: repeat(3, 1fr);
  }
}

/* ============================================
   CURSOR GLOW FOLLOWER
   ============================================ */

.cursor-glow {
  position: fixed;
  width: 300px;
  height: 300px;
  border-radius: 50%;
  background: radial-gradient(circle, var(--accent-glow) 0%, transparent 70%);
  pointer-events: none;
  z-index: 0;
  transform: translate(-50%, -50%);
  opacity: 0;
  transition: opacity 0.4s ease;
  mix-blend-mode: screen;
}

.cursor-glow.visible {
  opacity: 0.5;
}

[data-theme="light"] .cursor-glow {
  mix-blend-mode: multiply;
  opacity: 0.25;
}

/* ============================================
   TEXT SHIMMER ON HEADINGS
   ============================================ */

.section-header h2 {
  position: relative;
  background-size: 200% 100%;
  animation: shimmer 3s ease-in-out infinite;
}

@keyframes shimmer {
  0%, 100% { background-position: 0% 50%; }
  50% { background-position: 100% 50%; }
}

/* ============================================
   TILT EFFECT ON FLOATING CARD
   ============================================ */

.floating-card {
  transition: transform 0.1s ease;
}

/* ============================================
   SCALE REVEAL ANIMATION
   ============================================ */

.reveal-scale {
  opacity: 0;
  transform: scale(0.85);
  transition: all 0.7s cubic-bezier(0.4, 0, 0.2, 1);
}

.reveal-scale.active {
  opacity: 1;
  transform: scale(1);
}

/* ============================================
   STAGGERED TAG POP-IN
   ============================================ */

.project-tag {
  animation: tagPop 0.4s cubic-bezier(0.34, 1.56, 0.64, 1) backwards;
}

.project-card:hover .project-tag:nth-child(1) { animation-delay: 0s; }
.project-card:hover .project-tag:nth-child(2) { animation-delay: 0.05s; }
.project-card:hover .project-tag:nth-child(3) { animation-delay: 0.1s; }
.project-card:hover .project-tag:nth-child(4) { animation-delay: 0.15s; }
.project-card:hover .project-tag:nth-child(5) { animation-delay: 0.2s; }
.project-card:hover .project-tag:nth-child(6) { animation-delay: 0.25s; }

@keyframes tagPop {
  from { opacity: 0; transform: scale(0.5); }
  to { opacity: 1; transform: scale(1); }
}

/* ============================================
   GLOWING TIMELINE DOT PULSE
   ============================================ */

.timeline-dot {
  animation: dotPulse 2s ease-in-out infinite;
}

@keyframes dotPulse {
  0%, 100% { box-shadow: 0 0 0 4px var(--accent-glow); }
  50% { box-shadow: 0 0 0 10px transparent; }
}

/* ============================================
   NAV LINK HOVER GLOW
   ============================================ */

.nav-links a:hover {
  text-shadow: 0 0 8px var(--accent-glow);
}

/* ============================================
   BUTTON PRESS ANIMATION
   ============================================ */

.btn:active {
  transform: scale(0.96) !important;
  transition: transform 0.1s ease;
}

/* ============================================
   STAT COUNTER GLOW ON REVEAL
   ============================================ */

.stat-card.counted .stat-number {
  animation: counterGlow 1s ease forwards;
}

@keyframes counterGlow {
  0% { filter: brightness(1); }
  50% { filter: brightness(1.5); }
  100% { filter: brightness(1); }
}

/* ============================================
   CONTACT CARD BORDER GRADIENT ON HOVER
   ============================================ */

.contact-card {
  position: relative;
  overflow: hidden;
}

.contact-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 2px;
  background: linear-gradient(90deg, transparent, var(--accent), transparent);
  transition: left 0.5s ease;
}

.contact-card:hover::before {
  left: 100%;
}

/* ============================================
   SKILL CARD GLOW RING
   ============================================ */

.skill-card::after {
  content: '';
  position: absolute;
  inset: -2px;
  border-radius: inherit;
  background: linear-gradient(135deg, var(--gradient-start), var(--gradient-end));
  z-index: -1;
  opacity: 0;
  transition: opacity var(--transition-base);
}

.skill-card:hover::after {
  opacity: 0.15;
}

/* ============================================
   FLOATING CARD CODE LINE ANIMATION
   ============================================ */

.code-snippet br + span {
  animation: codeFadeIn 0.6s ease backwards;
}

@keyframes codeFadeIn {
  from { opacity: 0; transform: translateX(-10px); }
  to { opacity: 1; transform: translateX(0); }
}

/* ============================================
   HERO BADGE BOUNCE
   ============================================ */

.hero-badge {
  animation: fadeInUp 0.8s ease forwards, badgeBounce 3s ease-in-out 1.5s infinite;
}

@keyframes badgeBounce {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-4px); }
}

/* ============================================
   REDUCED MOTION
   ============================================ */

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

  html { scroll-behavior: auto; }

  .cursor-glow { display: none; }
}