/* ========================================
   PRANSHU JIVRAG — GOD-LEVEL PORTFOLIO
   Design System + Complete Styles
   ======================================== */

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

/* ── Design Tokens ── */
:root {
  /* Colors */
  --bg-primary: #0a0a0f;
  --bg-secondary: #0f0f1a;
  --bg-card: rgba(255, 255, 255, 0.03);
  --bg-glass: rgba(255, 255, 255, 0.05);
  --bg-glass-hover: rgba(255, 255, 255, 0.08);

  --cyan: #00f0ff;
  --cyan-glow: rgba(0, 240, 255, 0.3);
  --violet: #7b2ff7;
  --violet-glow: rgba(123, 47, 247, 0.3);
  --pink: #ff006e;
  --pink-glow: rgba(255, 0, 110, 0.3);
  --green: #00ff88;
  --orange: #ff9500;

  --text-primary: #f0f0f5;
  --text-secondary: rgba(240, 240, 245, 0.6);
  --text-muted: rgba(240, 240, 245, 0.35);
  --border-glass: rgba(255, 255, 255, 0.08);

  /* Typography */
  --font-display: 'Outfit', sans-serif;
  --font-body: 'Inter', sans-serif;
  --font-mono: 'JetBrains Mono', monospace;

  /* Spacing */
  --section-padding: clamp(80px, 12vh, 140px) clamp(20px, 5vw, 100px);
  --card-radius: 20px;
  --border-radius: 12px;

  /* Animations */
  --ease-out-expo: cubic-bezier(0.16, 1, 0.3, 1);
  --ease-out-quint: cubic-bezier(0.22, 1, 0.36, 1);
  --spring: cubic-bezier(0.34, 1.56, 0.64, 1);
}

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

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

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

::-webkit-scrollbar { width: 6px; }
::-webkit-scrollbar-track { background: var(--bg-primary); }
::-webkit-scrollbar-thumb {
  background: linear-gradient(180deg, var(--cyan), var(--violet));
  border-radius: 3px;
}

a { color: var(--cyan); text-decoration: none; transition: all 0.3s ease; }
a:hover { color: var(--text-primary); text-shadow: 0 0 20px var(--cyan-glow); }

/* ── Three.js Canvas ── */
#hero-canvas {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: 0;
  pointer-events: none;
}

/* ── Navigation ── */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  padding: 16px 40px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  background: rgba(10, 10, 15, 0.6);
  backdrop-filter: blur(20px) saturate(180%);
  -webkit-backdrop-filter: blur(20px) saturate(180%);
  border-bottom: 1px solid var(--border-glass);
  transition: all 0.4s var(--ease-out-expo);
}

.navbar.scrolled {
  padding: 12px 40px;
  background: rgba(10, 10, 15, 0.85);
}

.nav-logo {
  font-family: var(--font-mono);
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--cyan);
  letter-spacing: 2px;
  position: relative;
}

.nav-logo::before {
  content: '> ';
  color: var(--violet);
  animation: blink-cursor 1s step-end infinite;
}

@keyframes blink-cursor {
  50% { opacity: 0; }
}

.nav-links {
  display: flex;
  gap: 32px;
  list-style: none;
}

.nav-links a {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--text-secondary);
  letter-spacing: 1.5px;
  text-transform: uppercase;
  position: relative;
  padding: 4px 0;
  transition: color 0.3s ease;
}

.nav-links a::after {
  content: '';
  position: absolute;
  bottom: -2px;
  left: 0;
  width: 0;
  height: 2px;
  background: linear-gradient(90deg, var(--cyan), var(--violet));
  transition: width 0.4s var(--ease-out-expo);
}

.nav-links a:hover::after,
.nav-links a.active::after { width: 100%; }
.nav-links a:hover, .nav-links a.active { color: var(--text-primary); text-shadow: none; }

.nav-hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  z-index: 1001;
}
.nav-hamburger span {
  width: 24px;
  height: 2px;
  background: var(--cyan);
  transition: all 0.3s ease;
  border-radius: 2px;
}

/* ── Hero Section ── */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  text-align: center;
  padding: 120px 20px 80px;
  z-index: 1;
}

.hero-bg-overlay {
  position: absolute;
  top: 0; left: 0; right: 0; bottom: 0;
  background:
    radial-gradient(ellipse at 20% 50%, var(--violet-glow) 0%, transparent 60%),
    radial-gradient(ellipse at 80% 20%, var(--cyan-glow) 0%, transparent 50%),
    radial-gradient(ellipse at 50% 100%, var(--pink-glow) 0%, transparent 40%);
  z-index: -1;
  animation: gradient-shift 12s ease-in-out infinite alternate;
}

@keyframes gradient-shift {
  0% { opacity: 0.6; transform: scale(1); }
  50% { opacity: 0.9; transform: scale(1.05); }
  100% { opacity: 0.7; transform: scale(1.02); }
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 20px;
  background: var(--bg-glass);
  border: 1px solid var(--border-glass);
  border-radius: 100px;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--cyan);
  text-transform: uppercase;
  letter-spacing: 2px;
  margin-bottom: 32px;
  backdrop-filter: blur(10px);
  animation: fade-in-up 0.8s var(--ease-out-expo) both;
  animation-delay: 0.2s;
}

.hero-badge .dot {
  width: 6px;
  height: 6px;
  background: var(--green);
  border-radius: 50%;
  animation: pulse-dot 2s ease-in-out infinite;
}

@keyframes pulse-dot {
  0%, 100% { box-shadow: 0 0 0 0 rgba(0, 255, 136, 0.4); }
  50% { box-shadow: 0 0 0 8px rgba(0, 255, 136, 0); }
}

.hero-name {
  font-family: var(--font-display);
  font-size: clamp(3rem, 8vw, 7rem);
  font-weight: 900;
  line-height: 1.05;
  letter-spacing: -3px;
  background: linear-gradient(135deg, var(--text-primary) 0%, var(--cyan) 50%, var(--violet) 100%);
  background-size: 200% 200%;
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  animation: fade-in-up 0.8s var(--ease-out-expo) both, text-shimmer 6s ease-in-out infinite;
  animation-delay: 0.4s, 0s;
  margin-bottom: 24px;
  position: relative;
}

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

.hero-glitch {
  position: relative;
}

.hero-glitch::before,
.hero-glitch::after {
  content: attr(data-text);
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(135deg, var(--text-primary), var(--cyan), var(--violet));
  background-size: 200% 200%;
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-glitch::before {
  animation: glitch-1 4s infinite linear alternate-reverse;
  clip-path: polygon(0 0, 100% 0, 100% 45%, 0 45%);
}

.hero-glitch::after {
  animation: glitch-2 4s infinite linear alternate-reverse;
  clip-path: polygon(0 55%, 100% 55%, 100% 100%, 0 100%);
}

@keyframes glitch-1 {
  0%, 90%, 100% { transform: translate(0); }
  92% { transform: translate(-3px, 1px); }
  94% { transform: translate(3px, -1px); }
  96% { transform: translate(-1px, 2px); }
  98% { transform: translate(2px, -2px); }
}

@keyframes glitch-2 {
  0%, 90%, 100% { transform: translate(0); }
  91% { transform: translate(2px, -1px); }
  93% { transform: translate(-3px, 2px); }
  95% { transform: translate(1px, -1px); }
  97% { transform: translate(-2px, 1px); }
}

.hero-tagline {
  font-family: var(--font-mono);
  font-size: clamp(0.9rem, 1.5vw, 1.2rem);
  color: var(--text-secondary);
  margin-bottom: 16px;
  animation: fade-in-up 0.8s var(--ease-out-expo) both;
  animation-delay: 0.6s;
  min-height: 1.5em;
}

.hero-tagline .cursor {
  display: inline-block;
  width: 2px;
  height: 1.1em;
  background: var(--cyan);
  margin-left: 4px;
  vertical-align: text-bottom;
  animation: blink-cursor 0.8s step-end infinite;
}

.hero-subtitle {
  font-size: clamp(0.95rem, 1.3vw, 1.1rem);
  color: var(--text-muted);
  max-width: 550px;
  margin-bottom: 48px;
  animation: fade-in-up 0.8s var(--ease-out-expo) both;
  animation-delay: 0.8s;
}

.hero-cta-group {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
  justify-content: center;
  animation: fade-in-up 0.8s var(--ease-out-expo) both;
  animation-delay: 1s;
  margin-bottom: 64px;
}

.btn-primary {
  position: relative;
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 16px 36px;
  background: linear-gradient(135deg, var(--cyan), var(--violet));
  color: var(--bg-primary);
  font-family: var(--font-mono);
  font-size: 0.85rem;
  font-weight: 700;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  border: none;
  border-radius: 100px;
  cursor: pointer;
  overflow: hidden;
  transition: all 0.4s var(--ease-out-expo);
}

.btn-primary::before {
  content: '';
  position: absolute;
  inset: -2px;
  background: linear-gradient(135deg, var(--cyan), var(--violet), var(--pink));
  border-radius: inherit;
  z-index: -1;
  animation: rotate-gradient 3s linear infinite;
  filter: blur(8px);
  opacity: 0.5;
}

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

.btn-primary:hover {
  transform: translateY(-3px) scale(1.02);
  box-shadow: 0 8px 40px var(--cyan-glow);
  color: var(--bg-primary);
  text-shadow: none;
}

.btn-secondary {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 16px 36px;
  background: var(--bg-glass);
  color: var(--text-primary);
  font-family: var(--font-mono);
  font-size: 0.85rem;
  font-weight: 500;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  border: 1px solid var(--border-glass);
  border-radius: 100px;
  cursor: pointer;
  backdrop-filter: blur(10px);
  transition: all 0.4s var(--ease-out-expo);
}

.btn-secondary:hover {
  background: var(--bg-glass-hover);
  border-color: var(--cyan);
  transform: translateY(-3px);
  box-shadow: 0 8px 30px rgba(0, 240, 255, 0.1);
  color: var(--text-primary);
  text-shadow: none;
}

.hero-scroll-indicator {
  position: absolute;
  bottom: 40px;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  animation: fade-in-up 0.8s var(--ease-out-expo) both, float-y 3s ease-in-out infinite;
  animation-delay: 1.5s, 1.5s;
}

.hero-scroll-indicator span {
  font-family: var(--font-mono);
  font-size: 0.65rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 3px;
}

.scroll-line {
  width: 1px;
  height: 50px;
  background: linear-gradient(to bottom, var(--cyan), transparent);
  animation: scroll-pulse 2s ease-in-out infinite;
}

@keyframes scroll-pulse {
  0%, 100% { opacity: 0.3; transform: scaleY(0.6); }
  50% { opacity: 1; transform: scaleY(1); }
}

@keyframes float-y {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-10px); }
}

/* ── Section Commons ── */
.section {
  position: relative;
  padding: var(--section-padding);
  z-index: 1;
}

.section-header {
  margin-bottom: 64px;
}

.section-label {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--cyan);
  letter-spacing: 4px;
  text-transform: uppercase;
  margin-bottom: 16px;
  display: flex;
  align-items: center;
  gap: 12px;
}

.section-label::before {
  content: '';
  width: 30px;
  height: 1px;
  background: var(--cyan);
}

.section-title {
  font-family: var(--font-display);
  font-size: clamp(2rem, 4vw, 3.5rem);
  font-weight: 800;
  letter-spacing: -1.5px;
  line-height: 1.15;
}

.section-title .gradient-text {
  background: linear-gradient(135deg, var(--cyan), var(--violet));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

/* ── About Section ── */
.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
}

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

.about-text p + p {
  margin-top: 20px;
}

.about-stats {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
}

.stat-card {
  padding: 28px;
  background: var(--bg-glass);
  border: 1px solid var(--border-glass);
  border-radius: var(--card-radius);
  backdrop-filter: blur(10px);
  transition: all 0.4s var(--ease-out-expo);
  position: relative;
  overflow: hidden;
}

.stat-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: linear-gradient(90deg, var(--cyan), var(--violet));
  transform: scaleX(0);
  transition: transform 0.4s var(--ease-out-expo);
}

.stat-card:hover::before { transform: scaleX(1); }
.stat-card:hover { transform: translateY(-4px); border-color: rgba(0, 240, 255, 0.15); }

.stat-number {
  font-family: var(--font-display);
  font-size: 2.5rem;
  font-weight: 800;
  color: var(--cyan);
  line-height: 1;
  margin-bottom: 8px;
}

.stat-label {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 2px;
}

/* ── Skills Section ── */
.skills-container {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 24px;
}

.skill-category {
  padding: 32px;
  background: var(--bg-glass);
  border: 1px solid var(--border-glass);
  border-radius: var(--card-radius);
  backdrop-filter: blur(10px);
  transition: all 0.5s var(--ease-out-expo);
  position: relative;
  overflow: hidden;
}

.skill-category::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 80%;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--cyan), transparent);
  opacity: 0;
  transition: opacity 0.4s ease;
}

.skill-category:hover::after { opacity: 1; }
.skill-category:hover { transform: translateY(-6px); border-color: rgba(0, 240, 255, 0.12); }

.skill-category-icon {
  width: 48px;
  height: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  margin-bottom: 20px;
  background: linear-gradient(135deg, var(--cyan-glow), var(--violet-glow));
  border-radius: 14px;
  border: 1px solid var(--border-glass);
}

.skill-category h3 {
  font-family: var(--font-display);
  font-size: 1.15rem;
  font-weight: 700;
  margin-bottom: 20px;
  color: var(--text-primary);
}

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

.skill-tag {
  padding: 6px 14px;
  background: rgba(0, 240, 255, 0.06);
  border: 1px solid rgba(0, 240, 255, 0.12);
  border-radius: 100px;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--cyan);
  letter-spacing: 0.5px;
  transition: all 0.3s ease;
  white-space: nowrap;
}

.skill-tag:hover {
  background: rgba(0, 240, 255, 0.12);
  transform: translateY(-2px);
  box-shadow: 0 4px 15px rgba(0, 240, 255, 0.1);
}

/* ── Projects Section ── */
.projects-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(360px, 1fr));
  gap: 28px;
}

.project-card {
  position: relative;
  background: var(--bg-glass);
  border: 1px solid var(--border-glass);
  border-radius: var(--card-radius);
  overflow: hidden;
  transition: all 0.5s var(--ease-out-expo);
  backdrop-filter: blur(10px);
}

.project-card:hover {
  transform: translateY(-8px);
  border-color: rgba(0, 240, 255, 0.2);
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.4), 0 0 40px var(--cyan-glow);
}

.project-card-header {
  position: relative;
  height: 200px;
  overflow: hidden;
}

.project-card-visual {
  width: 100%;
  height: 100%;
  background: linear-gradient(135deg, var(--bg-secondary), var(--bg-primary));
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
}

.project-card-visual .project-icon {
  font-size: 4rem;
  opacity: 0.6;
  filter: grayscale(0.3);
  transition: all 0.5s ease;
}

.project-card:hover .project-icon {
  opacity: 1;
  transform: scale(1.1);
  filter: grayscale(0);
}

.project-card-visual::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 60%;
  background: linear-gradient(to top, var(--bg-glass), transparent);
}

.project-accent-line {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--cyan), var(--violet));
  transform: scaleX(0);
  transition: transform 0.5s var(--ease-out-expo);
}

.project-card:hover .project-accent-line { transform: scaleX(1); }

.project-card-body {
  padding: 28px;
}

.project-date {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  color: var(--violet);
  letter-spacing: 1.5px;
  text-transform: uppercase;
  margin-bottom: 12px;
}

.project-card h3 {
  font-family: var(--font-display);
  font-size: 1.3rem;
  font-weight: 700;
  margin-bottom: 14px;
  color: var(--text-primary);
  line-height: 1.3;
}

.project-card p {
  font-size: 0.9rem;
  color: var(--text-secondary);
  line-height: 1.7;
  margin-bottom: 20px;
}

.project-metrics {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
  margin-bottom: 20px;
}

.metric {
  padding: 6px 14px;
  background: rgba(0, 255, 136, 0.06);
  border: 1px solid rgba(0, 255, 136, 0.15);
  border-radius: 8px;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--green);
  letter-spacing: 0.5px;
}

.project-tech-stack {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

.project-tech-stack span {
  padding: 4px 10px;
  background: rgba(123, 47, 247, 0.08);
  border: 1px solid rgba(123, 47, 247, 0.15);
  border-radius: 6px;
  font-family: var(--font-mono);
  font-size: 0.65rem;
  color: var(--violet);
  letter-spacing: 0.5px;
}

/* ── Research Section ── */
.research-card {
  max-width: 800px;
  padding: 40px;
  background: var(--bg-glass);
  border: 1px solid var(--border-glass);
  border-radius: var(--card-radius);
  backdrop-filter: blur(10px);
  position: relative;
  overflow: hidden;
  transition: all 0.5s var(--ease-out-expo);
}

.research-card:hover {
  border-color: rgba(0, 240, 255, 0.15);
  transform: translateY(-4px);
}

.research-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0;
  width: 4px;
  height: 100%;
  background: linear-gradient(180deg, var(--cyan), var(--violet));
}

.research-status {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 16px;
  background: rgba(255, 149, 0, 0.08);
  border: 1px solid rgba(255, 149, 0, 0.2);
  border-radius: 100px;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  color: var(--orange);
  letter-spacing: 1px;
  text-transform: uppercase;
  margin-bottom: 20px;
}

.research-status .pulse {
  width: 6px;
  height: 6px;
  background: var(--orange);
  border-radius: 50%;
  animation: pulse-dot 2s ease-in-out infinite;
}

.research-card h3 {
  font-family: var(--font-display);
  font-size: 1.35rem;
  font-weight: 700;
  line-height: 1.4;
  margin-bottom: 16px;
}

.research-card .research-meta {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--text-muted);
}

/* ── Achievements Section ── */
.achievements-list {
  display: grid;
  gap: 24px;
  max-width: 800px;
}

.achievement-item {
  display: flex;
  gap: 24px;
  align-items: flex-start;
  padding: 28px 32px;
  background: var(--bg-glass);
  border: 1px solid var(--border-glass);
  border-radius: var(--card-radius);
  backdrop-filter: blur(10px);
  transition: all 0.4s var(--ease-out-expo);
}

.achievement-item:hover {
  transform: translateX(8px);
  border-color: rgba(0, 240, 255, 0.12);
}

.achievement-icon {
  width: 48px;
  height: 48px;
  min-width: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.4rem;
  background: linear-gradient(135deg, var(--cyan-glow), var(--violet-glow));
  border-radius: 14px;
  border: 1px solid var(--border-glass);
}

.achievement-item h3 {
  font-family: var(--font-display);
  font-size: 1.1rem;
  font-weight: 600;
  margin-bottom: 8px;
}

.achievement-item p {
  font-size: 0.9rem;
  color: var(--text-secondary);
  line-height: 1.7;
}

/* ── Contact Section ── */
.contact-wrapper {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: start;
}

.contact-text h2 {
  font-family: var(--font-display);
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 800;
  line-height: 1.15;
  margin-bottom: 20px;
}

.contact-text p {
  font-size: 1.05rem;
  color: var(--text-secondary);
  line-height: 1.8;
  margin-bottom: 32px;
}

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

.contact-link {
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 18px 24px;
  background: var(--bg-glass);
  border: 1px solid var(--border-glass);
  border-radius: var(--border-radius);
  transition: all 0.4s var(--ease-out-expo);
  font-family: var(--font-mono);
  font-size: 0.85rem;
  color: var(--text-secondary);
}

.contact-link:hover {
  border-color: var(--cyan);
  background: var(--bg-glass-hover);
  transform: translateX(8px);
  color: var(--text-primary);
  text-shadow: none;
}

.contact-link-icon {
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.2rem;
  background: rgba(0, 240, 255, 0.06);
  border-radius: 10px;
  border: 1px solid rgba(0, 240, 255, 0.1);
}

.contact-terminal {
  padding: 32px;
  background: rgba(0, 0, 0, 0.4);
  border: 1px solid var(--border-glass);
  border-radius: var(--card-radius);
  font-family: var(--font-mono);
  backdrop-filter: blur(10px);
}

.terminal-header {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 24px;
  padding-bottom: 16px;
  border-bottom: 1px solid var(--border-glass);
}

.terminal-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
}
.terminal-dot:nth-child(1) { background: #ff5f57; }
.terminal-dot:nth-child(2) { background: #ffbd2e; }
.terminal-dot:nth-child(3) { background: #28c840; }

.terminal-title {
  font-size: 0.7rem;
  color: var(--text-muted);
  margin-left: 8px;
  letter-spacing: 1px;
}

.terminal-body {
  display: flex;
  flex-direction: column;
  gap: 12px;
  font-size: 0.85rem;
}

.terminal-line {
  color: var(--text-muted);
}

.terminal-line .prompt {
  color: var(--cyan);
}

.terminal-line .cmd {
  color: var(--text-primary);
}

.terminal-line .output {
  color: var(--green);
}

.terminal-line .path {
  color: var(--violet);
}

/* ── Footer ── */
.footer {
  position: relative;
  z-index: 1;
  padding: 40px;
  text-align: center;
  border-top: 1px solid var(--border-glass);
}

.footer p {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--text-muted);
  letter-spacing: 1px;
}

.footer .heart {
  color: var(--pink);
  display: inline-block;
  animation: pulse-heart 1.5s ease-in-out infinite;
}

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

/* ── Scroll Reveal Animations ── */
@keyframes fade-in-up {
  from { opacity: 0; transform: translateY(40px); }
  to { opacity: 1; transform: translateY(0); }
}

.reveal {
  opacity: 0;
  transform: translateY(40px);
  transition: all 0.8s var(--ease-out-expo);
}

.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; }

/* ── Responsive ── */
@media (max-width: 768px) {
  .navbar { padding: 14px 20px; }
  .nav-links { display: none; }
  .nav-hamburger { display: flex; }

  .nav-links.mobile-open {
    display: flex;
    flex-direction: column;
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(10, 10, 15, 0.95);
    backdrop-filter: blur(20px);
    justify-content: center;
    align-items: center;
    gap: 32px;
    z-index: 999;
  }

  .nav-links.mobile-open a { font-size: 1.2rem; }

  .hero { padding: 100px 20px 60px; }
  .hero-name { letter-spacing: -1px; }

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

  .hero-cta-group { flex-direction: column; align-items: center; }
  .btn-primary, .btn-secondary { width: 100%; max-width: 280px; justify-content: center; }

  .achievement-item { flex-direction: column; gap: 16px; }
}

@media (max-width: 480px) {
  .about-stats { grid-template-columns: 1fr; }
  .section { padding: 60px 16px; }
}