/* ============================================================
   CSS CUSTOM PROPERTIES — DESIGN SYSTEM
============================================================ */
:root {
  --bg-primary:    #05050f;
  --bg-secondary:  #0a0a1a;
  --bg-card:       rgba(255,255,255,0.035);
  --bg-card-hover: rgba(255,255,255,0.065);
  --border:        rgba(255,255,255,0.07);
  --border-glow:   rgba(139,92,246,0.35);

  --purple-500: #8b5cf6;
  --purple-400: #a78bfa;
  --purple-300: #c4b5fd;
  --blue-500:   #3b82f6;
  --blue-400:   #60a5fa;
  --cyan-400:   #22d3ee;
  --green-400:  #4ade80;
  --rose-400:   #fb7185;

  --grad-main:    linear-gradient(135deg, #8b5cf6 0%, #3b82f6 50%, #22d3ee 100%);
  --grad-purple:  linear-gradient(135deg, #8b5cf6, #6d28d9);
  --grad-card:    linear-gradient(135deg, rgba(139,92,246,0.08), rgba(59,130,246,0.04));

  --text-primary:   #f1f5f9;
  --text-secondary: #94a3b8;
  --text-muted:     #475569;

  --font-sans:  'Inter', system-ui, sans-serif;
  --font-mono:  'JetBrains Mono', 'Courier New', monospace;

  --radius-sm: 8px;
  --radius-md: 14px;
  --radius-lg: 20px;
  --radius-xl: 28px;

  --shadow-glow: 0 0 40px rgba(139,92,246,0.18), 0 0 80px rgba(59,130,246,0.08);
  --shadow-card: 0 8px 32px rgba(0,0,0,0.45);

  --transition: all 0.3s cubic-bezier(0.4,0,0.2,1);
}

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

html {
  scroll-behavior: smooth;
  scroll-padding-top: 72px;
}

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

::selection { background: rgba(139,92,246,0.35); color: #fff; }

/* scrollbar */
::-webkit-scrollbar { width: 4px; }
::-webkit-scrollbar-track { background: var(--bg-primary); }
::-webkit-scrollbar-thumb { background: var(--purple-500); border-radius: 4px; }

/* ============================================================
   UTILITY CLASSES
============================================================ */
.container {
  max-width: 1160px;
  margin: 0 auto;
  padding: 0 24px;
}

.section {
  padding: 100px 0;
  position: relative;
}

.section-label {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--purple-400);
  background: rgba(139,92,246,0.1);
  border: 1px solid rgba(139,92,246,0.25);
  padding: 6px 14px;
  border-radius: 100px;
  margin-bottom: 18px;
}

.section-label::before {
  content: '';
  display: block;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--purple-400);
  animation: pulse 2s ease-in-out infinite;
}

.section-title {
  font-size: clamp(28px, 4vw, 44px);
  font-weight: 800;
  letter-spacing: -0.03em;
  line-height: 1.1;
  color: var(--text-primary);
  margin-bottom: 16px;
}

.section-title span {
  background: var(--grad-main);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.section-subtitle {
  font-size: 17px;
  color: var(--text-secondary);
  max-width: 540px;
  line-height: 1.7;
}

.glass {
  background: var(--bg-card);
  border: 1px solid var(--border);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
}

.glass:hover {
  background: var(--bg-card-hover);
  border-color: var(--border-glow);
}

.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 13px 26px;
  border-radius: var(--radius-md);
  font-size: 14px;
  font-weight: 600;
  cursor: pointer;
  text-decoration: none;
  transition: var(--transition);
  border: none;
  position: relative;
  overflow: hidden;
}

.btn::after {
  content: '';
  position: absolute;
  inset: 0;
  background: rgba(255,255,255,0.06);
  opacity: 0;
  transition: opacity 0.2s;
}
.btn:hover::after { opacity: 1; }

.btn-primary {
  background: var(--grad-purple);
  color: #fff;
  box-shadow: 0 4px 24px rgba(139,92,246,0.35);
}
.btn-primary:hover { box-shadow: 0 6px 36px rgba(139,92,246,0.55); transform: translateY(-1px); }

.btn-ghost {
  background: transparent;
  color: var(--text-primary);
  border: 1px solid var(--border);
}
.btn-ghost:hover { border-color: var(--border-glow); background: var(--bg-card); transform: translateY(-1px); }

/* ============================================================
   ANIMATED BACKGROUND GRID
============================================================ */
.bg-grid {
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 0;
  overflow: hidden;
}

.bg-grid::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(139,92,246,0.035) 1px, transparent 1px),
    linear-gradient(90deg, rgba(139,92,246,0.035) 1px, transparent 1px);
  background-size: 64px 64px;
}

.bg-orb {
  position: absolute;
  border-radius: 50%;
  filter: blur(80px);
  animation: float 8s ease-in-out infinite;
}

.bg-orb-1 {
  width: 500px; height: 500px;
  background: radial-gradient(circle, rgba(139,92,246,0.12) 0%, transparent 70%);
  top: -100px; left: -100px;
}

.bg-orb-2 {
  width: 400px; height: 400px;
  background: radial-gradient(circle, rgba(59,130,246,0.10) 0%, transparent 70%);
  top: 40%; right: -80px;
  animation-delay: -3s;
}

.bg-orb-3 {
  width: 350px; height: 350px;
  background: radial-gradient(circle, rgba(34,211,238,0.07) 0%, transparent 70%);
  bottom: 10%; left: 30%;
  animation-delay: -5s;
}

@keyframes float {
  0%, 100% { transform: translateY(0) scale(1); }
  50% { transform: translateY(-30px) scale(1.04); }
}

@keyframes pulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.4; transform: scale(0.7); }
}

/* ============================================================
   NAVIGATION
============================================================ */
nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 1000;
  padding: 0 24px;
  height: 68px;
  display: flex;
  align-items: center;
  border-bottom: 1px solid transparent;
  transition: var(--transition);
}

nav.scrolled {
  background: rgba(5,5,15,0.8);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom-color: var(--border);
}

.nav-inner {
  max-width: 1160px;
  margin: 0 auto;
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.nav-logo {
  font-family: var(--font-mono);
  font-size: 15px;
  font-weight: 700;
  color: var(--text-primary);
  text-decoration: none;
  display: flex;
  align-items: center;
  gap: 8px;
}

.nav-logo .logo-bracket {
  color: var(--purple-400);
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 4px;
  list-style: none;
}

.nav-links a {
  font-size: 13.5px;
  font-weight: 500;
  color: var(--text-secondary);
  text-decoration: none;
  padding: 7px 14px;
  border-radius: var(--radius-sm);
  transition: var(--transition);
  letter-spacing: 0.01em;
}

.nav-links a:hover { color: var(--text-primary); background: var(--bg-card); }

.nav-cta {
  font-size: 13px !important;
  font-weight: 600 !important;
  color: var(--purple-300) !important;
  background: rgba(139,92,246,0.12) !important;
  border: 1px solid rgba(139,92,246,0.25) !important;
}

.nav-cta:hover { background: rgba(139,92,246,0.22) !important; color: #fff !important; }

.hamburger { display: none; flex-direction: column; gap: 5px; cursor: pointer; padding: 4px; }
.hamburger span { width: 22px; height: 2px; background: var(--text-secondary); border-radius: 2px; transition: var(--transition); }

/* ============================================================
   HERO
============================================================ */
#hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding: 100px 0 60px;
  position: relative;
  z-index: 1;
}

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

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--green-400);
  background: rgba(74,222,128,0.08);
  border: 1px solid rgba(74,222,128,0.2);
  padding: 5px 12px;
  border-radius: 100px;
  margin-bottom: 24px;
}

.hero-badge-dot {
  width: 6px; height: 6px;
  border-radius: 50%;
  background: var(--green-400);
  animation: pulse 2s ease-in-out infinite;
}

.hero-title {
  font-size: clamp(38px, 5.5vw, 72px);
  font-weight: 900;
  letter-spacing: -0.04em;
  line-height: 1.0;
  margin-bottom: 20px;
}

.hero-title .name {
  display: block;
  background: var(--grad-main);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-title .role {
  display: block;
  color: var(--text-primary);
  font-size: 0.6em;
  font-weight: 700;
  letter-spacing: -0.02em;
  margin-top: 6px;
  opacity: 0.85;
}

.hero-tagline {
  font-size: 18px;
  color: var(--text-secondary);
  margin-bottom: 10px;
  line-height: 1.6;
}

.hero-statement {
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--purple-400);
  background: rgba(139,92,246,0.08);
  border-left: 2px solid var(--purple-500);
  padding: 10px 14px;
  margin-bottom: 36px;
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
}

.hero-ctas {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
}

.hero-stats {
  display: flex;
  gap: 28px;
  margin-top: 44px;
  padding-top: 32px;
  border-top: 1px solid var(--border);
}

.stat-item { text-align: left; }

.stat-number {
  font-size: 28px;
  font-weight: 800;
  letter-spacing: -0.03em;
  background: var(--grad-main);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.stat-label {
  font-size: 12px;
  color: var(--text-muted);
  font-weight: 500;
  margin-top: 2px;
}

/* ---- Terminal Card ---- */
.hero-terminal {
  position: relative;
}

.terminal-window {
  background: #0d0d1a;
  border: 1px solid rgba(139,92,246,0.2);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-glow), var(--shadow-card);
  animation: termFloat 6s ease-in-out infinite;
}

@keyframes termFloat {
  0%, 100% { transform: translateY(0) rotate(-0.5deg); }
  50% { transform: translateY(-12px) rotate(0.5deg); }
}

.terminal-bar {
  background: #1a1a2e;
  padding: 14px 18px;
  display: flex;
  align-items: center;
  gap: 10px;
  border-bottom: 1px solid rgba(255,255,255,0.06);
}

.terminal-dots { display: flex; gap: 7px; }
.terminal-dot {
  width: 12px; height: 12px;
  border-radius: 50%;
}
.dot-red   { background: #ff5f57; }
.dot-amber { background: #febc2e; }
.dot-green { background: #28c840; }

.terminal-title {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--text-muted);
  margin-left: 8px;
}

.terminal-body {
  padding: 24px;
  font-family: var(--font-mono);
  font-size: 13px;
  line-height: 2;
}

.t-line { display: flex; align-items: flex-start; gap: 10px; }

.t-prompt { color: var(--purple-400); flex-shrink: 0; }
.t-cmd    { color: var(--text-primary); }
.t-out    { color: var(--text-secondary); padding-left: 20px; }
.t-key    { color: var(--cyan-400); }
.t-val    { color: var(--green-400); }
.t-comment{ color: var(--text-muted); }
.t-error  { color: var(--rose-400); }
.t-success{ color: var(--green-400); }
.t-cursor {
  display: inline-block;
  width: 8px; height: 14px;
  background: var(--purple-400);
  margin-left: 2px;
  animation: blink 1.1s step-end infinite;
  vertical-align: middle;
}

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

/* ============================================================
   ABOUT / MINDSET
============================================================ */
#about .about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 40px;
  margin-top: 48px;
}

.mindset-card {
  padding: 36px;
  border-radius: var(--radius-lg);
  transition: var(--transition);
  position: relative;
  overflow: hidden;
}

.mindset-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 2px;
  background: var(--grad-main);
  opacity: 0;
  transition: opacity 0.3s;
}

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

.mindset-icon {
  width: 48px; height: 48px;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 22px;
  margin-bottom: 18px;
}

.mindset-card h3 {
  font-size: 19px;
  font-weight: 700;
  margin-bottom: 10px;
  letter-spacing: -0.02em;
}

.mindset-card p {
  color: var(--text-secondary);
  font-size: 14.5px;
  line-height: 1.75;
}

.about-beliefs {
  padding: 36px;
  border-radius: var(--radius-lg);
  display: flex;
  flex-direction: column;
  gap: 18px;
}

.belief-item {
  display: flex;
  align-items: flex-start;
  gap: 14px;
}

.belief-icon {
  width: 32px; height: 32px;
  border-radius: 8px;
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 14px;
  margin-top: 2px;
}

.belief-text strong {
  display: block;
  font-size: 14.5px;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 2px;
}

.belief-text span {
  font-size: 13.5px;
  color: var(--text-secondary);
}

/* ============================================================
   PROJECTS
============================================================ */
.projects-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 28px;
  margin-top: 48px;
}

.project-card {
  padding: 36px;
  border-radius: var(--radius-xl);
  transition: var(--transition);
  position: relative;
  overflow: hidden;
}

.project-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0; bottom: 0;
  background: var(--grad-card);
  opacity: 0;
  transition: opacity 0.4s;
}

.project-card:hover { transform: translateY(-4px); box-shadow: 0 20px 60px rgba(0,0,0,0.5), var(--shadow-glow); }
.project-card:hover::before { opacity: 1; }

.project-card-inner { position: relative; z-index: 1; }

.project-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 20px;
  margin-bottom: 20px;
}

.project-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  padding: 4px 10px;
  border-radius: 100px;
}

.badge-live {
  color: var(--green-400);
  background: rgba(74,222,128,0.1);
  border: 1px solid rgba(74,222,128,0.2);
}

.badge-live::before {
  content: '';
  width: 5px; height: 5px;
  border-radius: 50%;
  background: var(--green-400);
  animation: pulse 2s ease-in-out infinite;
}

.badge-wip {
  color: var(--blue-400);
  background: rgba(59,130,246,0.1);
  border: 1px solid rgba(59,130,246,0.2);
}

.project-number {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--text-muted);
  font-weight: 600;
}

.project-title {
  font-size: 22px;
  font-weight: 800;
  letter-spacing: -0.02em;
  margin-bottom: 8px;
}

.project-problem {
  font-family: var(--font-mono);
  font-size: 12.5px;
  color: var(--purple-400);
  margin-bottom: 14px;
  background: rgba(139,92,246,0.07);
  padding: 8px 12px;
  border-radius: var(--radius-sm);
  border-left: 2px solid var(--purple-500);
}

.project-desc {
  color: var(--text-secondary);
  font-size: 14.5px;
  line-height: 1.75;
  margin-bottom: 22px;
}

.project-features {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 8px;
  margin-bottom: 24px;
}

.feature-item {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  color: var(--text-secondary);
}

.feature-item::before {
  content: '→';
  color: var(--purple-400);
  font-size: 11px;
  flex-shrink: 0;
}

.project-stack {
  display: flex;
  flex-wrap: wrap;
  gap: 7px;
  margin-bottom: 28px;
}

.tech-badge {
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 600;
  padding: 5px 11px;
  border-radius: 6px;
  background: rgba(255,255,255,0.05);
  border: 1px solid rgba(255,255,255,0.09);
  color: var(--text-secondary);
  transition: var(--transition);
}

.tech-badge:hover {
  background: rgba(139,92,246,0.12);
  border-color: rgba(139,92,246,0.3);
  color: var(--purple-300);
}

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

/* Featured project */
.project-card.featured {
  border-color: rgba(139,92,246,0.3);
  background: linear-gradient(135deg, rgba(139,92,246,0.06) 0%, rgba(5,5,15,0.8) 60%);
}

.project-card.featured .project-title {
  font-size: 26px;
}

.featured-accent {
  position: absolute;
  top: -40px; right: -40px;
  width: 220px; height: 220px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(139,92,246,0.15) 0%, transparent 65%);
  pointer-events: none;
}

/* Two-column sub-projects */
.projects-sub-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
}

/* ============================================================
   SKILLS
============================================================ */
.skills-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
  margin-top: 48px;
}

.skill-group {
  padding: 28px 24px;
  border-radius: var(--radius-lg);
  transition: var(--transition);
}

.skill-group:hover { transform: translateY(-3px); }

.skill-group-label {
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  margin-bottom: 18px;
  display: flex;
  align-items: center;
  gap: 8px;
}

.skill-group-label .dot {
  width: 8px; height: 8px;
  border-radius: 50%;
}

.skill-list {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.skill-item {
  display: flex;
  flex-direction: column;
  gap: 5px;
}

.skill-name {
  font-size: 13px;
  font-weight: 600;
  color: var(--text-primary);
}

.skill-bar-track {
  height: 3px;
  background: rgba(255,255,255,0.06);
  border-radius: 3px;
  overflow: hidden;
}

.skill-bar-fill {
  height: 100%;
  border-radius: 3px;
  transition: width 1.2s cubic-bezier(0.4, 0, 0.2, 1);
  width: 0%;
}

.fill-purple { background: var(--grad-purple); }
.fill-blue   { background: linear-gradient(90deg, var(--blue-500), var(--cyan-400)); }
.fill-green  { background: linear-gradient(90deg, #10b981, var(--green-400)); }
.fill-orange { background: linear-gradient(90deg, #f97316, #fbbf24); }

/* ============================================================
   PRODUCTION REALITY
============================================================ */
#production {
  background: linear-gradient(180deg, transparent 0%, rgba(139,92,246,0.03) 50%, transparent 100%);
}

.reality-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 20px;
  margin-top: 48px;
}

.reality-card {
  padding: 28px;
  border-radius: var(--radius-lg);
  transition: var(--transition);
  position: relative;
  overflow: hidden;
}

.reality-card:hover { transform: translateY(-3px); border-color: var(--border-glow); }

.reality-card-header {
  display: flex;
  align-items: flex-start;
  gap: 14px;
  margin-bottom: 14px;
}

.reality-icon {
  font-size: 24px;
  flex-shrink: 0;
  margin-top: 2px;
}

.reality-card h3 {
  font-size: 16px;
  font-weight: 700;
  margin-bottom: 4px;
  letter-spacing: -0.01em;
}

.reality-error {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--rose-400);
  background: rgba(251,113,133,0.07);
  border: 1px solid rgba(251,113,133,0.15);
  padding: 4px 9px;
  border-radius: 5px;
  display: inline-block;
}

.reality-arrow {
  display: flex;
  align-items: center;
  gap: 8px;
  margin: 12px 0;
  color: var(--text-muted);
  font-size: 12px;
}

.reality-arrow::before, .reality-arrow::after {
  content: '';
  flex: 1;
  height: 1px;
  background: var(--border);
}

.reality-arrow span {
  color: var(--purple-400);
  font-family: var(--font-mono);
  font-size: 11px;
}

.reality-solution {
  font-size: 14px;
  color: var(--text-secondary);
  line-height: 1.7;
}

.reality-solution strong {
  color: var(--green-400);
  font-weight: 600;
}

/* ============================================================
   LEARNING / GROWTH
============================================================ */
.learning-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
  margin-top: 48px;
}

.learning-card {
  padding: 32px 28px;
  border-radius: var(--radius-lg);
  transition: var(--transition);
  text-align: center;
}

.learning-card:hover { transform: translateY(-4px); border-color: var(--border-glow); }

.learning-icon {
  font-size: 36px;
  margin-bottom: 14px;
  display: block;
}

.learning-card h3 {
  font-size: 17px;
  font-weight: 700;
  margin-bottom: 8px;
  letter-spacing: -0.01em;
}

.learning-card p {
  font-size: 14px;
  color: var(--text-secondary);
  line-height: 1.7;
}

.learning-progress {
  margin-top: 14px;
  display: flex;
  align-items: center;
  gap: 8px;
  justify-content: center;
}

.progress-bar {
  flex: 1;
  height: 3px;
  background: rgba(255,255,255,0.06);
  border-radius: 3px;
  overflow: hidden;
}

.progress-bar-fill {
  height: 100%;
  background: var(--grad-main);
  border-radius: 3px;
}

.progress-label {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--purple-400);
  font-weight: 600;
}

/* ============================================================
   CONTACT
============================================================ */
#contact {
  position: relative;
}

#contact::before {
  content: '';
  position: absolute;
  top: 0; left: 50%; transform: translateX(-50%);
  width: 600px; height: 600px;
  background: radial-gradient(circle, rgba(139,92,246,0.07) 0%, transparent 65%);
  border-radius: 50%;
  pointer-events: none;
}

.contact-inner {
  max-width: 680px;
  margin: 0 auto;
  text-align: center;
}

.contact-inner .section-subtitle {
  max-width: 100%;
  margin: 0 auto 40px;
}

.contact-links {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 14px;
  margin-top: 40px;
  text-align: left;
}

.contact-link {
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 20px 24px;
  border-radius: var(--radius-lg);
  text-decoration: none;
  transition: var(--transition);
}

.contact-link:hover { transform: translateY(-3px); border-color: var(--border-glow); }

.contact-link-icon {
  width: 44px; height: 44px;
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 20px;
  flex-shrink: 0;
}

.contact-link-info strong {
  display: block;
  font-size: 14.5px;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 2px;
}

.contact-link-info span {
  font-size: 13px;
  color: var(--text-secondary);
}

.contact-link-arrow {
  margin-left: auto;
  color: var(--text-muted);
  font-size: 16px;
  transition: var(--transition);
}

.contact-link:hover .contact-link-arrow {
  color: var(--purple-400);
  transform: translate(3px, -3px);
}

/* ============================================================
   FOOTER
============================================================ */
footer {
  border-top: 1px solid var(--border);
  padding: 40px 24px;
  position: relative;
  z-index: 1;
}

.footer-inner {
  max-width: 1160px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
}

.footer-brand {
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--text-muted);
}

.footer-brand span { color: var(--purple-400); }

.footer-quote {
  font-size: 13px;
  color: var(--text-muted);
  text-align: center;
  font-style: italic;
  letter-spacing: 0.01em;
}

.footer-quote em {
  color: var(--text-secondary);
  font-style: normal;
}

.footer-copy {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--text-muted);
}

/* ============================================================
   SCROLL ANIMATIONS
============================================================ */
.reveal {
  opacity: 0;
  transform: translateY(32px);
  transition: opacity 0.7s cubic-bezier(0.4,0,0.2,1), transform 0.7s cubic-bezier(0.4,0,0.2,1);
}

.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; }

/* ============================================================
   RESPONSIVE
============================================================ */
@media (max-width: 900px) {
  .hero-inner { grid-template-columns: 1fr; gap: 48px; }
  .hero-terminal { order: -1; max-width: 500px; margin: 0 auto; }
  .about .about-grid { grid-template-columns: 1fr; }
  .skills-grid { grid-template-columns: repeat(2, 1fr); }
  .projects-sub-grid { grid-template-columns: 1fr; }
  .reality-grid { grid-template-columns: 1fr; }
  .learning-grid { grid-template-columns: 1fr; }
  .contact-links { grid-template-columns: 1fr; }
  .footer-inner { flex-direction: column; text-align: center; }
}

@media (max-width: 640px) {
  .section { padding: 70px 0; }
  .nav-links { display: none; }
  .hamburger { display: flex; }
  .skills-grid { grid-template-columns: 1fr; }
  .hero-stats { gap: 20px; flex-wrap: wrap; }
  .project-features { grid-template-columns: 1fr; }
}

/* Mobile nav */
.mobile-nav {
  position: fixed;
  inset: 0;
  z-index: 999;
  background: rgba(5,5,15,0.97);
  backdrop-filter: blur(20px);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 12px;
  transform: translateY(-100%);
  transition: transform 0.4s cubic-bezier(0.4,0,0.2,1);
}

.mobile-nav.open { transform: translateY(0); }

.mobile-nav a {
  font-size: 22px;
  font-weight: 700;
  color: var(--text-primary);
  text-decoration: none;
  letter-spacing: -0.02em;
  transition: color 0.2s;
}

.mobile-nav a:hover { color: var(--purple-400); }

.mobile-nav-close {
  position: absolute;
  top: 20px; right: 24px;
  font-size: 28px;
  cursor: pointer;
  color: var(--text-secondary);
}

/* Highlight text inline */
.hl-purple { color: var(--purple-400); }
.hl-blue   { color: var(--blue-400); }
.hl-cyan   { color: var(--cyan-400); }
.hl-green  { color: var(--green-400); }

/* Divider */
.section-divider {
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--border), transparent);
  margin: 0;
}