/* ================================================
   INTERACTIVE PORTFOLIO — Deepak Mathuria
   Cyberpunk / RPG themed gamified resume
   ================================================ */

/* ---------- CUSTOM PROPERTIES ---------- */
/* Colors are now defined in theme.css — these are layout/font variables only */
:root {
  --font-mono: "JetBrains Mono", "Fira Code", monospace;
  --font-sans: "Inter", -apple-system, sans-serif;
  --radius: 12px;
  --radius-sm: 8px;
  --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

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

@media (prefers-reduced-motion: no-preference) { html { scroll-behavior: smooth; } }

/* Screen-reader only utility */
.sr-only {
  position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px;
  overflow: hidden; clip: rect(0,0,0,0); white-space: nowrap; border: 0;
}

/* Global focus state */
:focus-visible {
  outline: 2px solid var(--neon-cyan);
  outline-offset: 3px;
  border-radius: 4px;
}

body {
  font-family: var(--font-sans);
  background: transparent;
  color: var(--text);
  min-height: 100vh;
  overflow-x: hidden;
  line-height: 1.6;
}
/* Fallback background when WebGL/canvas unavailable */
html { background: var(--bg); }

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

code { font-family: var(--font-mono); background: rgba(0,229,255,0.1); padding: 2px 6px; border-radius: 4px; font-size: 0.85em; }

::selection { background: var(--neon-cyan); color: var(--bg); }

/* ---------- 3D / PARTICLE CANVAS ---------- */
#three-canvas {
  position: fixed; inset: 0;
  z-index: 0;
  pointer-events: none;
  display: none; /* shown by scene3d.js when WebGL available */
}
#particles {
  position: fixed; inset: 0;
  z-index: 0;
  pointer-events: none;
}

/* ---------- GRAIN TEXTURE OVERLAY (from Claude Design) ---------- */
/* SVG fractalNoise, fixed full-viewport, very low opacity for subtle tactile depth */
body::after {
  content: "";
  position: fixed;
  inset: 0;
  z-index: 1;
  pointer-events: none;
  opacity: 0.018;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 200 200' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
  background-size: 200px 200px;
}
[data-theme="light"] body::after { opacity: 0.024; }

/* ---------- SCROLL PROGRESS BAR (from Claude Design) ---------- */
#scroll-progress {
  position: fixed;
  top: 0; left: 0;
  height: 2px;
  width: 0%;
  z-index: 200;
  background: linear-gradient(90deg, var(--neon-green), var(--neon-cyan), var(--neon-purple));
  box-shadow: 0 0 8px rgba(129, 236, 255, 0.5);
  transition: width 0.08s linear;
  pointer-events: none;
}

/* ---------- AMBIENT CURSOR HALO (from Claude Design — #cg) ---------- */
/* Large soft circle that follows the cursor, sits BEHIND content (z:2),
   above grain (z:1) and Three.js canvas (z:0). Different role from our
   existing cursor trail (z:9999) — this is an ambient glow, not a sparkle. */
#cursor-halo {
  position: fixed;
  top: 50%; left: 50%;
  width: 480px; height: 480px;
  border-radius: 50%;
  pointer-events: none;
  z-index: 2;
  background: radial-gradient(circle, rgba(94, 170, 168, 0.065) 0%, transparent 65%);
  transform: translate(-50%, -50%);
  mix-blend-mode: screen;
  transition: opacity 0.4s ease;
  will-change: transform;
}
[data-theme="light"] #cursor-halo {
  background: radial-gradient(circle, rgba(0, 122, 163, 0.08) 0%, transparent 65%);
  mix-blend-mode: multiply;
}
/* Hide on coarse pointer devices — no cursor to follow */
@media (pointer: coarse) { #cursor-halo { display: none; } }

/* ---------- SCREEN UTILITY ---------- */
.screen {
  position: fixed; inset: 0;
  z-index: 100;
  display: none;
  align-items: center; justify-content: center;
}
.screen.active { display: flex; }
.hidden { display: none !important; }

/* ---------- INTRO SCREEN ---------- */
#intro-screen {
  display: none !important;  /* Portfolio loads directly — no intro gate */
}

.intro-content { position: relative; z-index: 2; }

/* Glitch effect */
.glitch-wrapper { position: relative; display: inline-block; }
.glitch {
  font-family: var(--font-mono);
  font-size: clamp(2rem, 6vw, 4.5rem);
  font-weight: 700;
  color: var(--text);
  position: relative;
  animation: glitch-skew 4s infinite linear alternate-reverse;
}
.glitch::before,
.glitch::after {
  content: attr(data-text);
  position: absolute; top: 0; left: 0;
  width: 100%; height: 100%;
  overflow: hidden;
}
.glitch::before {
  color: var(--neon-cyan);
  animation: glitch-anim 3s infinite linear alternate-reverse;
  clip-path: polygon(0 0, 100% 0, 100% 45%, 0 45%);
  transform: translate(-2px);
}
.glitch::after {
  color: var(--neon-pink);
  animation: glitch-anim2 2s infinite linear alternate-reverse;
  clip-path: polygon(0 60%, 100% 60%, 100% 100%, 0 100%);
  transform: translate(2px);
}

@keyframes glitch-anim {
  0% { transform: translate(0); }
  20% { transform: translate(-3px, 2px); }
  40% { transform: translate(-1px, -2px); }
  60% { transform: translate(3px, 1px); }
  80% { transform: translate(1px, -1px); }
  100% { transform: translate(0); }
}
@keyframes glitch-anim2 {
  0% { transform: translate(0); }
  20% { transform: translate(2px, -2px); }
  40% { transform: translate(1px, 3px); }
  60% { transform: translate(-2px, -1px); }
  80% { transform: translate(-1px, 2px); }
  100% { transform: translate(0); }
}
@keyframes glitch-skew {
  0% { transform: skew(0deg); }
  20% { transform: skew(0.5deg); }
  40% { transform: skew(-0.5deg); }
  60% { transform: skew(0.3deg); }
  80% { transform: skew(-0.2deg); }
  100% { transform: skew(0deg); }
}

.intro-subtitle {
  font-family: var(--font-mono);
  font-size: 1.1rem;
  color: var(--neon-green);
  margin-top: 1rem;
  min-height: 1.6em;
}

.intro-prompt {
  margin-top: 2.5rem;
  font-family: var(--font-mono);
  font-size: 0.9rem;
  color: var(--text-dim);
}
.blink { animation: blink 1.2s step-end infinite; }
@keyframes blink { 50% { opacity: 0; } }

.intro-hint {
  margin-top: 1rem;
  font-size: 0.8rem;
  color: var(--text-dim);
  letter-spacing: 2px;
  text-transform: uppercase;
}

/* HUD removed */

@keyframes slideInRight {
  from { transform: translateX(120%); opacity: 0; }
  to { transform: translateX(0); opacity: 1; }
}
@keyframes fadeOut {
  from { opacity: 1; }
  to { opacity: 0; pointer-events: none; }
}

/* ---------- HERO BANNER ---------- */
.hero-banner {
  position: relative;
  min-height: 55vh;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  padding: 80px 24px 40px;
}
.hero-bg-grid {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(0,229,255,0.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(0,229,255,0.04) 1px, transparent 1px);
  background-size: 50px 50px;
  mask-image: radial-gradient(ellipse 70% 70% at 50% 50%, black 30%, transparent 100%);
  -webkit-mask-image: radial-gradient(ellipse 70% 70% at 50% 50%, black 30%, transparent 100%);
}
.hero-orb {
  position: absolute;
  border-radius: 50%;
  filter: blur(80px);
  pointer-events: none;
  animation: heroOrbFloat 8s ease-in-out infinite alternate;
}
.hero-orb-1 {
  width: 400px; height: 400px;
  background: radial-gradient(circle, rgba(94,170,168,0.15), transparent 70%);
  top: -80px; right: 5%;
  animation-delay: 0s;
}
.hero-orb-2 {
  width: 300px; height: 300px;
  background: radial-gradient(circle, rgba(107,91,149,0.12), transparent 70%);
  bottom: -60px; left: 10%;
  animation-delay: -4s;
}
@keyframes heroOrbFloat {
  0% { transform: translate(0, 0) scale(1); }
  100% { transform: translate(30px, -20px) scale(1.08); }
}
/* Floating code snippets */
.hero-code {
  position: absolute;
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: rgba(94,170,168,0.1);
  white-space: nowrap;
  pointer-events: none;
  animation: heroCodeDrift 12s ease-in-out infinite alternate;
}
.hero-code .hc-kw { color: rgba(107,91,149,0.18); }
.hero-code .hc-fn { color: rgba(94,170,168,0.15); }
.hero-code .hc-str { color: rgba(212,165,116,0.15); }
.hero-code-1 { top: 18%; left: 6%; animation-delay: 0s; font-size: 0.9rem; }
.hero-code-2 { top: 28%; left: 8%; animation-delay: -1s; font-size: 0.85rem; }
.hero-code-3 { bottom: 22%; right: 8%; animation-delay: -3s; }
.hero-code-4 { bottom: 14%; right: 12%; animation-delay: -5s; font-size: 0.75rem; }
@keyframes heroCodeDrift {
  0% { transform: translateY(0) translateX(0); opacity: 0.6; }
  50% { opacity: 1; }
  100% { transform: translateY(-12px) translateX(8px); opacity: 0.6; }
}
/* Hero content */
.hero-content {
  position: relative;
  z-index: 2;
  text-align: center;
  max-width: 700px;
}
.hero-badge {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: var(--neon-cyan);
  background: rgba(0,229,255,0.08);
  border: 1px solid rgba(0,229,255,0.25);
  border-radius: 20px;
  padding: 5px 18px;
  margin-bottom: 20px;
}
.hero-name {
  font-family: var(--font-mono);
  font-size: clamp(2.5rem, 7vw, 4.5rem);
  font-weight: 800;
  line-height: 1.1;
  margin-bottom: 12px;
  background: linear-gradient(135deg, #ffffff 0%, var(--neon-cyan) 60%, var(--neon-purple) 100%);
  background-size: 200% 200%;
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  animation: heroGradient 6s ease-in-out infinite alternate;
}
@keyframes heroGradient {
  0% { background-position: 0% 50%; }
  100% { background-position: 100% 50%; }
}
.hero-title {
  font-family: var(--font-sans);
  font-size: clamp(1.2rem, 3vw, 1.6rem);
  font-weight: 600;
  color: var(--text);
  opacity: 0.85;
  margin-bottom: 12px;
}
.hero-tagline {
  font-size: 0.95rem;
  color: var(--text-dim);
  margin-bottom: 36px;
  letter-spacing: 0.5px;
}
.hero-stats {
  display: inline-flex;
  align-items: center;
  gap: 24px;
  background: var(--glass);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius);
  padding: 16px 32px;
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
}
.hero-stat {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 4px;
}
.hero-stat-num {
  font-family: var(--font-mono);
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--neon-cyan);
}
.hero-stat-label {
  font-size: 0.75rem;
  color: var(--text-dim);
  text-transform: uppercase;
  letter-spacing: 1px;
}
.hero-stat-divider {
  width: 1px;
  height: 36px;
  background: var(--glass-border);
}
@keyframes heroFadeUp {
  from { opacity: 0; transform: translateY(24px); }
  to   { opacity: 1; transform: translateY(0); }
}
.hero-badge   { animation: heroFadeUp 0.55s ease 0.1s both; }
.hero-name    { animation: heroFadeUp 0.55s ease 0.3s both; }
.hero-title   { animation: heroFadeUp 0.55s ease 0.45s both; }
.hero-tagline { animation: heroFadeUp 0.55s ease 0.55s both; }
.hero-stats   { animation: heroFadeUp 0.55s ease 0.7s both; }
.hero-ctas {
  display: flex;
  gap: 14px;
  justify-content: center;
  flex-wrap: wrap;
  margin-top: 28px;
  animation: heroFadeUp 0.55s ease 0.85s both;
}
.hero-cta-btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 13px 28px;
  border-radius: 8px;
  font-family: var(--font-sans);
  font-size: 0.9rem;
  font-weight: 600;
  text-decoration: none;
  cursor: pointer;
  transition: all 0.2s ease;
  white-space: nowrap;
}
.hero-cta-primary {
  background: var(--neon-cyan);
  color: #0a1628;
  border: 2px solid var(--neon-cyan);
}
.hero-cta-primary:hover {
  background: transparent;
  color: var(--neon-cyan);
  transform: translateY(-2px);
}
.hero-cta-secondary {
  background: transparent;
  color: var(--text);
  border: 2px solid var(--glass-border);
}
.hero-cta-secondary:hover {
  border-color: var(--neon-cyan);
  color: var(--neon-cyan);
  transform: translateY(-2px);
}
@media (max-width: 600px) {
  .hero-banner { min-height: 60vh; padding: 60px 16px 40px; }
  .hero-code { display: none; }
  .hero-stats { gap: 16px; padding: 12px 20px; }
  .hero-stat-num { font-size: 1.2rem; }
  .hero-tagline { font-size: 0.85rem; }
}

/* ---------- NAVIGATION ---------- */
#game-nav {
  position: fixed; top: 0; left: 0; right: 0;
  z-index: 140;
  display: flex;
  align-items: center;
  padding: 10px 20px;
  background: rgba(10, 22, 40, 0.70);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid rgba(255,255,255,0.08);
  gap: 12px;
}
[data-theme="light"] #game-nav {
  background: rgba(232, 236, 240, 0.80);
  border-bottom: 1px solid rgba(0,0,0,0.08);
}

.nav-brand {
  font-family: var(--font-mono);
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--neon-cyan);
  border: 2px solid var(--neon-cyan);
  width: 36px; height: 36px;
  display: flex; align-items: center; justify-content: center;
  border-radius: 8px;
  flex-shrink: 0;
  cursor: pointer;
}
.nav-brand:hover { background: var(--neon-cyan); color: var(--bg); }

.nav-links {
  display: flex; gap: 4px;
  flex-wrap: wrap;
  flex: 1;
}

.nav-link {
  font-family: var(--font-sans);
  font-size: 0.85rem;
  font-weight: 500;
  padding: 6px 12px;
  color: var(--text-dim);
  border-radius: var(--radius-sm);
  transition: all var(--transition);
}
.nav-link:hover, .nav-link.active {
  color: var(--neon-cyan);
  background: rgba(0, 229, 255, 0.08);
}
.nav-link.active { color: var(--neon-cyan); }

#nav-indicator {
  position: absolute;
  bottom: 0;
  height: 2px;
  background: var(--neon-cyan);
  border-radius: 2px;
  transition: left 0.3s ease, width 0.3s ease;
  pointer-events: none;
}

/* Staggered card entrance */
@keyframes cardFadeUp {
  from { opacity: 0; transform: translateY(20px); }
  to   { opacity: 1; transform: none; }
}
.card-visible { animation: cardFadeUp 0.45s ease both; }

/* Copy email toast */
#copy-toast {
  position: fixed;
  bottom: 32px;
  left: 50%;
  transform: translateX(-50%);
  background: var(--neon-cyan);
  color: #000;
  border-radius: 20px;
  padding: 8px 20px;
  font-size: 0.85rem;
  font-weight: 600;
  z-index: 9999;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.2s ease;
}
#copy-toast.show { opacity: 1; }

/* Copy email button */
.cta-copy-email { cursor: pointer; }

/* GitHub graph card */
.github-graph-card { padding: 20px; text-align: center; }
.github-graph-card h3 { margin-bottom: 12px; }

/* Philosophy grid */
.philosophy-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}
@media (max-width: 640px) { .philosophy-grid { grid-template-columns: 1fr; } }
.philosophy-card {
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-left: 3px solid var(--neon-cyan);
  border-radius: var(--radius);
  padding: 20px;
}
.philosophy-card .phil-icon { font-size: 2rem; margin-bottom: 8px; }
.philosophy-card .phil-title { font-size: 1rem; font-weight: 700; color: var(--text-primary); margin-bottom: 6px; }
.philosophy-card .phil-body { font-size: 0.875rem; color: var(--text-dim); line-height: 1.6; }


/* Cmd+K palette */
#cmd-palette { position: fixed; inset: 0; z-index: 9000; display: flex; align-items: flex-start; justify-content: center; padding-top: 15vh; }
#cmd-palette.hidden { display: none; }
#cmd-backdrop { position: absolute; inset: 0; background: rgba(0,0,0,0.5); backdrop-filter: blur(4px); }
#cmd-modal {
  position: relative; z-index: 1;
  width: 100%; max-width: 560px; margin: 0 16px;
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: 0 24px 64px rgba(0,0,0,0.5);
}
#cmd-search {
  width: 100%; padding: 16px 20px;
  background: transparent; border: none; border-bottom: 1px solid var(--glass-border);
  color: var(--text-primary); font-family: var(--font-mono); font-size: 1rem;
  outline: none;
}
#cmd-results { list-style: none; max-height: 320px; overflow-y: auto; }
#cmd-results li {
  padding: 12px 20px; cursor: pointer; display: flex; align-items: center; gap: 12px;
  font-size: 0.9rem; color: var(--text-dim); transition: background 0.1s;
}
#cmd-results li:hover, #cmd-results li.cmd-selected {
  background: rgba(129, 236, 255, 0.08); color: var(--text-primary);
}
#cmd-results li .cmd-icon { font-size: 1rem; width: 20px; text-align: center; }
#cmd-results li .cmd-label { flex: 1; }
#cmd-results li .cmd-shortcut { font-size: 0.75rem; color: var(--text-dim); font-family: var(--font-mono); }

.nav-sound {
  background: none; border: none; font-size: 1.2rem;
  cursor: pointer; padding: 4px;
  filter: grayscale(0.5);
  transition: filter var(--transition);
}
.nav-sound:hover { filter: grayscale(0); }

/* ---------- SECTIONS ---------- */
.section {
  padding: 80px 5% 60px;
  max-width: 1200px;
  margin: 0 auto;
  position: relative;
  z-index: 1;
  scroll-margin-top: 70px;
}

.section-header { margin-bottom: 2.5rem; }
.section-overline {
  font-family: var(--font-sans);
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--neon-gold);
  margin-bottom: 8px;
  opacity: 0.85;
}
.section-title {
  font-family: 'Playfair Display', Georgia, serif;
  font-size: clamp(2rem, 5vw, 3rem);
  font-weight: 800;
  letter-spacing: -0.02em;
  background: linear-gradient(135deg, var(--text), var(--neon-cyan));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  display: inline-block;
}
.section-title::after {
  content: '';
  display: block;
  width: 48px;
  height: 3px;
  margin-top: 10px;
  background: linear-gradient(90deg, var(--neon-cyan), var(--neon-purple));
  border-radius: 2px;
}
.section-icon { font-size: 1.6rem; }
.section-desc { color: var(--text-dim); margin-top: 0.5rem; font-size: 0.9rem; }

/* ---------- GLASS CARD ---------- */
.glass-card {
  background: var(--glass);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius);
  padding: 24px;
  transition: all var(--transition);
}
.glass-card:hover {
  border-color: rgba(0, 229, 255, 0.35);
  box-shadow: 0 0 30px rgba(0, 229, 255, 0.08);
}
.glass-card h3 {
  font-family: var(--font-mono);
  font-size: 1rem;
  color: var(--neon-cyan);
  margin-bottom: 1rem;
  text-transform: uppercase;
  letter-spacing: 1px;
}

/* ---------- PROFILE GRID ABOUT SECTION ---------- */
.profile-grid {
  display: grid;
  grid-template-columns: 280px 1fr 1fr;
  gap: 20px;
}

.character-card {
  text-align: center;
  grid-row: span 3;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
}

.about-card { grid-column: 2 / 4; }
.education-card { grid-column: 2 / 3; }
.interests-card { grid-column: 3 / 4; }

.char-avatar {
  width: 100px; height: 100px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--neon-cyan), var(--neon-purple));
  display: flex; align-items: center; justify-content: center;
  font-family: var(--font-mono);
  font-size: 2rem; font-weight: 700;
  color: white;
  margin-bottom: 1rem;
  box-shadow: 0 0 30px rgba(0, 229, 255, 0.3);
}

.char-name {
  font-family: var(--font-sans);
  font-size: 1.35rem;
  font-weight: 700;
  letter-spacing: -0.01em;
  margin-bottom: 0.3rem;
}
.char-class { color: var(--text); font-weight: 700; font-size: 1rem; }
.char-subtitle { color: var(--text-dim); font-size: 0.82rem; margin-top: 0.3rem; }
.char-location { color: var(--text-dim); font-size: 0.8rem; margin-top: 0.8rem; }
.char-open-to {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  margin-top: 0.8rem;
  padding: 6px 14px 6px 10px;
  background: rgba(0, 255, 136, 0.1);
  border: 1px solid rgba(0, 255, 136, 0.35);
  border-radius: 20px;
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--neon-green);
  letter-spacing: 0.02em;
}
.char-open-to::before {
  content: '';
  flex-shrink: 0;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--neon-green);
  box-shadow: 0 0 6px var(--neon-green);
  animation: openToPulse 2s ease-in-out infinite;
}
@keyframes openToPulse {
  0%, 100% { opacity: 1; box-shadow: 0 0 4px var(--neon-green); }
  50%       { opacity: 0.5; box-shadow: 0 0 10px var(--neon-green); }
}
.char-links {
  display: flex; gap: 10px;
  margin-top: 1.2rem;
  flex-wrap: wrap;
  justify-content: center;
}
.char-link-btn {
  padding: 6px 12px;
  background: rgba(0, 229, 255, 0.1);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-sm);
  font-size: 0.75rem;
  color: var(--neon-cyan);
  transition: all var(--transition);
  font-family: var(--font-mono);
}
.char-link-btn:hover {
  background: var(--neon-cyan);
  color: var(--bg);
}
.linkedin-card {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-top: 1.2rem;
  padding: 10px 18px;
  background: #0a66c2;
  color: #fff;
  border-radius: var(--radius-sm);
  font-family: var(--font-mono);
  font-size: 0.8rem;
  font-weight: 600;
  text-decoration: none;
  transition: all var(--transition);
}
.linkedin-card:hover {
  background: #004182;
  transform: translateY(-2px);
}
.linkedin-icon {
  width: 18px;
  height: 18px;
  flex-shrink: 0;
}
.linkedin-card-text { white-space: nowrap; }

.stat-bars { margin-top: 1rem; }
.stat-summary {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
}
.stat-summary-item {
  padding: 12px 16px;
  background: rgba(0,229,255,0.04);
  border: 1px solid rgba(0,229,255,0.1);
  border-radius: var(--radius-sm);
  font-size: 0.82rem;
  line-height: 1.4;
  color: var(--text);
}
.stat-summary-item strong {
  color: var(--neon-cyan);
  font-family: var(--font-mono);
  font-size: 1.1rem;
}

/* Education */
.edu-item {
  padding: 12px 0;
  border-bottom: 1px solid var(--glass-border);
}
.edu-item:last-child { border-bottom: none; }
.edu-name { font-weight: 600; font-size: 0.9rem; }
.edu-degree { color: var(--text-dim); font-size: 0.8rem; }
.edu-period { color: var(--neon-green); font-family: var(--font-mono); font-size: 0.75rem; }

/* Tag cloud */
.tag-cloud { display: flex; flex-wrap: wrap; gap: 8px; }
.tag {
  padding: 6px 14px;
  background: rgba(180, 0, 255, 0.1);
  border: 1px solid rgba(180, 0, 255, 0.25);
  border-radius: 20px;
  font-size: 0.8rem;
  color: var(--neon-purple);
  transition: all var(--transition);
}
.tag:hover { background: rgba(180, 0, 255, 0.25); transform: translateY(-2px); }

/* ---------- SKILL TREE ---------- */
.skill-tree {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 20px;
}

.skill-category {
  cursor: pointer;
}

.skill-cat-header {
  display: flex; align-items: center; justify-content: space-between;
  width: 100%;
  padding: 16px 20px;
  background: var(--glass);
  border: 1px solid var(--glass-border);
  border-left: 3px solid var(--cat-color, var(--neon-cyan));
  border-radius: var(--radius);
  cursor: pointer;
  font-family: inherit;
  color: inherit;
  text-align: left;
  transition: all var(--transition);
}
.skill-cat-header:hover {
  border-color: var(--cat-color, var(--neon-cyan));
  border-left-color: var(--cat-color, var(--neon-cyan));
  box-shadow: 0 0 20px color-mix(in srgb, var(--cat-color, var(--neon-cyan)) 15%, transparent);
  background: color-mix(in srgb, var(--cat-color, var(--neon-cyan)) 5%, var(--glass));
}
.skill-cat-header.expanded {
  border-radius: var(--radius) var(--radius) 0 0;
  border-color: var(--cat-color, var(--neon-cyan));
  border-left-color: var(--cat-color, var(--neon-cyan));
}

.skill-cat-name {
  font-family: var(--font-mono);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 1px;
  font-size: 0.85rem;
  color: var(--cat-color, var(--text));
}
.skill-cat-arrow {
  transition: transform var(--transition);
  color: var(--cat-color, var(--text-dim));
  opacity: 0.7;
}
.skill-cat-arrow.rotated { transform: rotate(180deg); }

.skill-cat-body {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.5s ease;
  background: var(--glass);
  border: 1px solid var(--glass-border);
  border-top: none;
  border-radius: 0 0 var(--radius) var(--radius);
}
.skill-cat-body.open { max-height: 1200px; }

.skill-item {
  display: flex; align-items: flex-start; gap: 12px;
  padding: 14px 20px;
  border-bottom: 1px solid var(--glass-border);
}
.skill-item:last-child { border-bottom: none; }
.skill-icon { font-size: 1.3rem; width: 30px; text-align: center; flex-shrink: 0; padding-top: 2px; }
.skill-info { flex: 1; }
.skill-name { font-size: 0.9rem; font-weight: 600; margin-bottom: 2px; }
.skill-context { font-size: 0.78rem; color: var(--text-dim); line-height: 1.4; margin-top: 3px; }
.skill-meta {
  display: flex; gap: 12px; margin-top: 6px;
  font-family: var(--font-mono);
  font-size: 0.7rem;
}
.skill-proficiency {
  padding: 2px 8px;
  border-radius: 4px;
  font-weight: 600;
  font-size: 0.65rem;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}
.skill-proficiency.primary { background: rgba(0,255,136,0.15); color: var(--neon-green); border: 1px solid rgba(0,255,136,0.3); }
.skill-proficiency.proficient { background: rgba(0,229,255,0.12); color: var(--neon-cyan); border: 1px solid rgba(0,229,255,0.25); }
.skill-proficiency.working { background: rgba(255,215,0,0.1); color: var(--neon-gold); border: 1px solid rgba(255,215,0,0.25); }
.skill-proficiency.core { background: rgba(180,0,255,0.12); color: var(--neon-purple); border: 1px solid rgba(180,0,255,0.25); }
.skill-years { color: var(--text-dim); }

/* ---------- QUEST LOG ---------- */
.quest-timeline { position: relative; }
.quest-timeline::before {
  content: "";
  position: absolute;
  left: 24px; top: 0; bottom: 0;
  width: 2px;
  background: linear-gradient(180deg, var(--neon-cyan), var(--neon-purple), transparent);
}

.quest-card {
  position: relative;
  margin-left: 56px;
  margin-bottom: 32px;
  padding: 24px;
  background: var(--glass);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius);
  transition: all var(--transition);
}
.quest-card:hover {
  border-color: var(--neon-cyan);
  box-shadow: 0 0 30px rgba(0, 229, 255, 0.1);
  /* translateX removed — conflicts with JS tilt transform causing single-frame flicker */
}

.quest-dot {
  position: absolute;
  left: -39px; top: 28px;
  width: 14px; height: 14px;
  border-radius: 50%;
  background: var(--neon-cyan);
  box-shadow: 0 0 12px var(--neon-cyan);
  border: 2px solid var(--bg);
}
.quest-card:first-child .quest-dot { background: var(--neon-green); box-shadow: 0 0 12px var(--neon-green); }

.quest-rank {
  display: inline-block;
  padding: 2px 10px;
  background: rgba(255, 215, 0, 0.1);
  border: 1px solid rgba(255, 215, 0, 0.3);
  border-radius: 12px;
  font-family: var(--font-mono);
  font-size: 0.65rem;
  color: var(--neon-gold);
  text-transform: uppercase;
  letter-spacing: 1px;
  margin-bottom: 8px;
}

.quest-company {
  font-family: var(--font-mono);
  font-size: 1.2rem;
  font-weight: 700;
  color: var(--text);
}
.quest-company-desc {
  font-size: 0.8rem;
  font-weight: 400;
  color: var(--text-dim);
  font-style: italic;
  font-family: var(--font-sans);
  margin-top: 2px;
}
.quest-role { color: var(--neon-cyan); font-size: 0.9rem; margin-top: 2px; }
.quest-meta {
  display: flex; gap: 16px;
  font-size: 0.8rem;
  color: var(--text-dim);
  margin-top: 6px;
  flex-wrap: wrap;
}

.quest-highlights {
  margin-top: 16px;
  list-style: none;
}
.quest-highlights li {
  position: relative;
  padding-left: 20px;
  margin-bottom: 8px;
  font-size: 0.85rem;
  line-height: 1.5;
  color: var(--text);
}
.quest-highlights li::before {
  content: "▸";
  position: absolute;
  left: 0;
  color: var(--neon-green);
  font-weight: 700;
}

/* Sub-roles within experience card */
.quest-subroles { margin-top: 14px; }
.quest-subrole { margin-bottom: 16px; }
.quest-subrole:last-child { margin-bottom: 0; }
.quest-subrole-header {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  margin-bottom: 6px;
  padding-bottom: 6px;
  border-bottom: 1px solid var(--glass-border);
  gap: 12px;
}
.quest-subrole-name {
  font-family: var(--font-mono);
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--neon-green);
}
.quest-subrole-period {
  font-size: 0.75rem;
  color: var(--text-dim);
  font-family: var(--font-mono);
  white-space: nowrap;
}
.quest-subrole .quest-highlights { margin-top: 8px; }

.quest-tech {
  display: flex; flex-wrap: wrap; gap: 6px;
  margin-top: 14px;
}
.quest-tech-tag {
  padding: 3px 10px;
  background: rgba(0, 229, 255, 0.08);
  border: 1px solid rgba(0, 229, 255, 0.2);
  border-radius: 12px;
  font-size: 0.7rem;
  color: var(--neon-cyan);
  font-family: var(--font-mono);
}

.quest-xp {
  margin-top: 10px;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--neon-green);
}
.quest-metrics {
  display: flex;
  flex-wrap: wrap;
  gap: 20px;
  margin-top: 14px;
  padding-top: 14px;
  border-top: 1px solid var(--glass-border);
}
.quest-metric {
  font-size: 0.8rem;
  color: var(--text-dim);
}
.quest-metric-num {
  font-family: var(--font-mono);
  font-weight: 700;
  color: var(--neon-gold);
  margin-right: 4px;
}

/* ---------- INVENTORY (PROJECTS) ---------- */
.project-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  gap: 20px;
}

.project-card {
  --project-color: var(--neon-cyan);
  background: var(--glass);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius);
  transition: all var(--transition);
  cursor: default;
  display: flex;
  flex-direction: column;
  overflow: hidden;
}
.project-card:hover {
  transform: translateY(-6px);
  border-color: var(--project-color);
  box-shadow: 0 12px 40px color-mix(in srgb, var(--project-color) 20%, transparent);
}

/* Banner */
.project-banner {
  height: 80px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg,
    color-mix(in srgb, var(--project-color) 18%, transparent),
    color-mix(in srgb, var(--project-color) 6%, transparent));
  border-bottom: 1px solid color-mix(in srgb, var(--project-color) 25%, transparent);
  position: relative;
}
.project-banner::after {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at 50% 120%, color-mix(in srgb, var(--project-color) 15%, transparent), transparent 70%);
}
.project-banner-icon { font-size: 2.4rem; position: relative; z-index: 1; }

.project-body { padding: 20px; display: flex; flex-direction: column; flex: 1; }

.project-name {
  font-family: var(--font-mono);
  font-size: 1rem;
  font-weight: 700;
  margin-bottom: 8px;
  color: var(--project-color);
}
.project-desc { font-size: 0.85rem; color: var(--text-dim); margin-bottom: 12px; line-height: 1.5; }
.project-tech { display: flex; flex-wrap: wrap; gap: 6px; margin-bottom: 12px; }
.project-links { display: flex; gap: 10px; margin-top: auto; padding-top: 12px; }
.project-link {
  padding: 6px 14px;
  border: 1px solid color-mix(in srgb, var(--project-color) 35%, transparent);
  border-radius: var(--radius-sm);
  font-size: 0.75rem;
  font-family: var(--font-mono);
  color: var(--project-color);
  transition: all var(--transition);
}
.project-link:hover { background: var(--project-color); color: var(--bg); border-color: var(--project-color); }
.project-link-live {
  background: color-mix(in srgb, var(--project-color) 12%, transparent);
}

/* ---------- ACHIEVEMENTS ---------- */
.ach-grid-full,
#real-achievements {
  display: grid !important;
  grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
  gap: 14px;
  padding: 20px;
}

.ach-badge {
  display: flex; align-items: center; gap: 10px;
  padding: 12px 16px;
  background: var(--glass);
  border: 1px solid var(--glass-border);
  border-left: 3px solid var(--ach-color, var(--glass-border));
  border-radius: var(--radius-sm);
  transition: all var(--transition);
}
.ach-badge:hover {
  border-color: var(--ach-color, var(--neon-gold));
  border-left-color: var(--ach-color, var(--neon-gold));
  background: color-mix(in srgb, var(--ach-color, var(--neon-gold)) 5%, var(--glass));
}
.ach-badge.locked { opacity: 0.4; filter: grayscale(1); }
.ach-badge-icon { font-size: 1.5rem; }
.ach-badge-info { flex: 1; }
.ach-badge-title { font-size: 0.8rem; font-weight: 600; }
.ach-badge-desc {
  font-size: 0.7rem;
  color: var(--ach-color, var(--text-dim));
  opacity: 0.8;
  font-family: var(--font-mono);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-top: 2px;
}

/* Achievement category colors via CSS custom property set by data-category */
.ach-badge[data-category="Certification"]    { --ach-color: var(--neon-cyan); }
.ach-badge[data-category="Course"]           { --ach-color: var(--neon-purple); }
.ach-badge[data-category="Award"]            { --ach-color: var(--neon-gold); }
.ach-badge[data-category="Shipped Product"]  { --ach-color: var(--neon-green); }
.ach-badge[data-category="Business Impact"]  { --ach-color: var(--neon-green); }
.ach-badge[data-category="Infrastructure"]   { --ach-color: var(--neon-pink); }
.ach-badge[data-category="Community"]        { --ach-color: #4fc3f7; }

/* ---------- GAME TABS ---------- */
.game-tabs {
  display: flex; gap: 4px; margin-bottom: 20px;
  border-bottom: 1px solid var(--glass-border);
  padding-bottom: 4px;
  flex-wrap: wrap;
}
.game-tab {
  padding: 10px 20px;
  background: transparent;
  border: 1px solid transparent;
  border-bottom: none;
  border-radius: var(--radius-sm) var(--radius-sm) 0 0;
  color: var(--text-dim);
  font-family: var(--font-mono);
  font-size: 0.8rem;
  cursor: pointer;
  transition: all var(--transition);
}
.game-tab:hover { color: var(--neon-cyan); background: rgba(0,229,255,0.05); }
.game-tab.active {
  color: var(--neon-cyan);
  background: var(--glass);
  border-color: var(--glass-border);
}
.game-refresh {
  margin-left: auto;
  padding: 8px 12px;
  background: rgba(255, 215, 0, 0.08);
  border: 1px solid rgba(255, 215, 0, 0.28);
  border-radius: var(--radius-sm);
  color: var(--neon-gold);
  font-family: var(--font-mono);
  font-size: 0.75rem;
  cursor: pointer;
  transition: all var(--transition);
}
.game-refresh:hover {
  background: rgba(255, 215, 0, 0.2);
  border-color: var(--neon-gold);
}
.game-panel { display: none; }
.game-panel.active { display: block; }
.game-intro { font-size: 0.85rem; color: var(--text-dim); margin-bottom: 20px; line-height: 1.5; }

/* ---------- QUIZ ---------- */
.quiz-progress { font-family: var(--font-mono); font-size: 0.8rem; color: var(--text-dim); margin-bottom: 16px; }
.quiz-question { font-size: 1rem; font-weight: 600; line-height: 1.5; margin-bottom: 20px; }
.quiz-options { display: flex; flex-direction: column; gap: 10px; margin-bottom: 16px; }
.quiz-option {
  padding: 14px 18px;
  background: var(--glass);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: all var(--transition);
  font-size: 0.88rem;
  line-height: 1.4;
  text-align: left;
  color: var(--text);
  font-family: var(--font-sans);
}
.quiz-option:hover { border-color: var(--neon-cyan); background: rgba(0,229,255,0.05); }
.quiz-option.correct { border-color: var(--neon-green); background: rgba(0,255,136,0.1); color: var(--neon-green); }
.quiz-option.wrong { border-color: var(--neon-red); background: rgba(255,68,68,0.1); color: var(--neon-red); }
.quiz-option.disabled { pointer-events: none; opacity: 0.6; }
.quiz-feedback {
  padding: 14px 18px;
  background: rgba(0,229,255,0.06);
  border: 1px solid rgba(0,229,255,0.2);
  border-radius: var(--radius-sm);
  font-size: 0.82rem;
  color: var(--text);
  line-height: 1.5;
  margin-bottom: 16px;
}
.quiz-result { text-align: center; padding: 30px; }
.quiz-result h3 { font-family: var(--font-mono); font-size: 1.4rem; margin-bottom: 10px; }

/* ---------- MEMORY MATCH ---------- */
.memory-controls { display: flex; align-items: center; gap: 20px; margin-bottom: 20px; flex-wrap: wrap; }
.memory-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 10px;
  max-width: 520px;
  margin: 0 auto;
}
.memory-card {
  aspect-ratio: 1.2;
  perspective: 600px;
  cursor: pointer;
}
.memory-card-inner {
  position: relative;
  width: 100%; height: 100%;
  transform-style: preserve-3d;
  transition: transform 0.5s ease;
  border-radius: var(--radius-sm);
}
.memory-card.flipped .memory-card-inner,
.memory-card.matched .memory-card-inner { transform: rotateY(180deg); }
.memory-card-face {
  position: absolute; inset: 0;
  backface-visibility: hidden;
  display: flex; align-items: center; justify-content: center;
  border-radius: var(--radius-sm);
  font-family: var(--font-mono);
  font-size: 0.75rem;
  padding: 8px;
  text-align: center;
  line-height: 1.3;
}
.memory-card-back {
  background: linear-gradient(135deg, rgba(0,229,255,0.15), rgba(180,0,255,0.15));
  border: 1px solid var(--glass-border);
  color: var(--neon-cyan);
  font-size: 1.4rem;
}
.memory-card-front {
  background: var(--glass);
  border: 1px solid var(--neon-cyan);
  color: var(--text);
  transform: rotateY(180deg);
  font-weight: 600;
}
.memory-card.matched .memory-card-front {
  border-color: var(--neon-green);
  background: rgba(0,255,136,0.1);
  color: var(--neon-green);
}
.memory-victory {
  margin-top: 20px; padding: 20px;
  background: rgba(0,255,136,0.1);
  border: 1px solid var(--neon-green);
  border-radius: var(--radius);
  text-align: center;
}
.memory-victory h3 { color: var(--neon-green); font-family: var(--font-mono); }

/* ---------- MAZE GAME ---------- */
.maze-controls { display: flex; justify-content: space-between; align-items: center; margin-bottom: 20px; flex-wrap: wrap; gap: 10px; }
.maze-info { display: flex; gap: 20px; font-family: var(--font-mono); font-size: 0.85rem; }
.maze-stat { color: var(--text-dim); }
.maze-stat strong { color: var(--neon-green); }
.maze-buttons { display: flex; gap: 8px; }

.btn {
  padding: 8px 18px;
  background: rgba(0, 229, 255, 0.1);
  border: 1px solid var(--neon-cyan);
  border-radius: var(--radius-sm);
  color: var(--neon-cyan);
  font-family: var(--font-mono);
  font-size: 0.8rem;
  cursor: pointer;
  transition: all var(--transition);
}
.btn:hover { background: var(--neon-cyan); color: var(--bg); }
.btn-sm { padding: 6px 14px; font-size: 0.75rem; }

#maze-canvas {
  border: 2px solid var(--glass-border);
  border-radius: var(--radius-sm);
  max-width: 100%;
  display: block;
  margin: 0 auto;
}

.maze-mobile-controls {
  display: none;
  flex-direction: column;
  align-items: center;
  gap: 4px;
  margin-top: 16px;
}
.maze-mobile-controls > div { display: flex; gap: 32px; }
.maze-dir-btn {
  width: 50px; height: 50px;
  background: var(--glass);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-sm);
  color: var(--neon-cyan);
  font-size: 1.2rem;
  cursor: pointer;
  transition: all var(--transition);
}
.maze-dir-btn:hover, .maze-dir-btn:active { background: var(--neon-cyan); color: var(--bg); }

.maze-victory {
  margin-top: 20px;
  padding: 20px;
  background: rgba(0, 255, 136, 0.1);
  border: 1px solid var(--neon-green);
  border-radius: var(--radius);
  animation: slideInRight 0.5s ease;
}
.maze-victory h3 { color: var(--neon-green); font-family: var(--font-mono); }

/* ---------- CONTACT CTAs ---------- */
.contact-cta {
  display: flex;
  gap: 12px;
  margin-bottom: 24px;
  flex-wrap: wrap;
  max-width: 860px;
  margin-left: auto;
  margin-right: auto;
  margin-bottom: 20px;
}
.cta-btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 12px 24px;
  border-radius: var(--radius-sm);
  font-family: var(--font-mono);
  font-size: 0.85rem;
  font-weight: 600;
  text-decoration: none;
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  border: 1px solid var(--glass-border);
  background: var(--glass);
}
.cta-email {
  color: var(--neon-cyan);
  border-color: rgba(0, 229, 255, 0.25);
}
.cta-email:hover {
  background: var(--neon-cyan);
  color: var(--bg);
  box-shadow: 0 0 24px rgba(0, 229, 255, 0.25);
}
.cta-linkedin {
  color: var(--neon-green);
  border-color: rgba(0, 255, 136, 0.25);
}
.cta-linkedin:hover {
  background: var(--neon-green);
  color: var(--bg);
  box-shadow: 0 0 24px rgba(0, 255, 136, 0.25);
}
.cta-github {
  color: var(--neon-purple);
  border-color: rgba(180, 0, 255, 0.25);
}
.cta-github:hover {
  background: var(--neon-purple);
  color: #fff;
  box-shadow: 0 0 24px rgba(180, 0, 255, 0.25);
}

/* ---------- TERMINAL ---------- */
.terminal-window { padding: 0; overflow: hidden; max-width: 860px; margin: 0 auto; }
.terminal-bar {
  display: flex; align-items: center; gap: 8px;
  padding: 10px 16px;
  background: rgba(0,0,0,0.3);
  border-bottom: 1px solid var(--glass-border);
}
.terminal-dot { width: 12px; height: 12px; border-radius: 50%; }
.terminal-dot.red { background: #ff5f57; }
.terminal-dot.yellow { background: #febc2e; }
.terminal-dot.green { background: #28c840; }
.terminal-title { margin-left: 10px; font-family: var(--font-mono); font-size: 0.75rem; color: var(--text-dim); }

.terminal-body {
  padding: 16px;
  min-height: 300px;
  max-height: 500px;
  overflow-y: auto;
  font-family: var(--font-mono);
  font-size: 0.85rem;
}

.terminal-output { margin-bottom: 8px; }
.term-line { margin-bottom: 4px; line-height: 1.6; word-break: break-word; }
.term-cmd { color: var(--neon-green); font-weight: 600; }
.term-info { color: var(--neon-cyan); }
.term-error { color: var(--neon-red); }
.term-dim { color: var(--text-dim); }

/* Terminal color tokens */
.t-green   { color: var(--neon-green); }
.t-cyan    { color: var(--neon-cyan); }
.t-yellow  { color: var(--neon-gold); }
.t-red     { color: var(--neon-red); }
.t-dim     { color: var(--text-dim); }
.t-bold    { font-weight: 700; }
.t-user    { color: var(--neon-green); font-weight: 700; }
.t-path    { color: var(--neon-cyan); }
.t-dollar  { color: var(--text-dim); }
.t-input   { color: var(--text); }
.t-at      { color: var(--text-dim); }
.t-key     { color: var(--neon-cyan); display: inline-block; min-width: 90px; }
.t-val     { color: var(--text); }
.term-link { color: var(--neon-cyan); text-decoration: underline; text-underline-offset: 2px; }
.term-link:hover { color: var(--neon-green); }

.terminal-input-line {
  display: flex; align-items: center; gap: 8px;
}
.terminal-prompt { color: var(--neon-green); font-weight: 700; }
.terminal-input {
  flex: 1;
  background: transparent;
  border: none;
  outline: none;
  color: var(--text);
  font-family: var(--font-mono);
  font-size: 0.85rem;
  caret-color: var(--neon-green);
}

/* Floating Game Arena button */
.games-fab {
  position: fixed;
  bottom: 32px;
  right: 28px;
  z-index: 999;
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 10px 18px;
  background: var(--glass);
  border: 1px solid var(--glass-border);
  border-radius: 999px;
  color: var(--text);
  font-family: var(--font-sans);
  font-size: 0.82rem;
  font-weight: 600;
  cursor: pointer;
  text-decoration: none;
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  box-shadow: 0 4px 20px rgba(0,0,0,0.3);
  transition: transform 0.18s, box-shadow 0.18s, border-color 0.18s;
  letter-spacing: 0.02em;
  animation: fabPulse 3s ease-in-out infinite;
}
@keyframes fabPulse {
  0%, 100% { box-shadow: 0 4px 20px rgba(0,0,0,0.3); }
  50% { box-shadow: 0 4px 24px rgba(0,229,255,0.2); }
}
.games-fab:hover {
  transform: translateY(-2px) scale(1.04);
  border-color: var(--neon-cyan);
  box-shadow: 0 6px 28px rgba(0,229,255,0.25);
  color: var(--neon-cyan);
}
@media (max-width: 768px) {
  .games-fab { bottom: 16px; right: 12px; padding: 8px 14px; font-size: 0.78rem; }
}

/* ---------- FOOTER ---------- */
.footer {
  text-align: center;
  padding: 40px 20px;
  color: var(--text-dim);
  font-size: 0.8rem;
  position: relative;
  z-index: 1;
  border-top: 1px solid var(--glass-border);
  margin-top: 20px;
}

/* ---------- ANIMATIONS ---------- */
.fade-in-up {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}
.fade-in-up.visible {
  opacity: 1;
  transform: translateY(0);
}

/* ---------- SCROLLBAR ---------- */
::-webkit-scrollbar { width: 6px; }
::-webkit-scrollbar-track { background: var(--bg); }
::-webkit-scrollbar-thumb { background: rgba(0,229,255,0.3); border-radius: 3px; }

/* ---------- RESPONSIVE ---------- */
@media (max-width: 768px) {
  .profile-grid { grid-template-columns: 1fr; }
  .character-card { grid-row: auto; }
  .about-card, .education-card, .interests-card { grid-column: auto; }
  .quest-timeline::before { left: 12px; }
  .quest-card { margin-left: 36px; }
  .quest-dot { left: -32px; }
  .nav-links { overflow-x: auto; -webkit-overflow-scrolling: touch; flex-wrap: nowrap; gap: 2px; scrollbar-width: none; }
  .nav-links::-webkit-scrollbar { display: none; }
  .nav-link { white-space: nowrap; font-size: 0.75rem; padding: 5px 10px; flex-shrink: 0; }
  .maze-mobile-controls { display: flex; }
  .section { padding: 80px 4% 40px; scroll-margin-top: 60px; }
  .game-refresh { margin-left: 0; width: 100%; }
  #game-nav { gap: 6px; padding: 8px 10px; }
  .nav-brand { width: 30px; height: 30px; font-size: 0.9rem; }
  .section-title { font-size: 1.6rem; }
}

@media (max-width: 480px) {
  .glitch { font-size: 1.8rem; }
  .section-title { font-size: 1.3rem; }
  .contact-cta { flex-direction: column; }
  .cta-btn { justify-content: center; }
  .quest-card { padding: 16px; }
  .skill-tree { grid-template-columns: 1fr; }
  .project-grid { grid-template-columns: 1fr; }
  .stat-summary { grid-template-columns: 1fr; }
  .char-links { gap: 6px; }
  .char-link-btn { font-size: 0.7rem; padding: 5px 10px; }
  .section { padding: 80px 3% 30px; }
}

/* ---------- GAME ARENA BANNER ---------- */
.arena-banner {
  display: flex;
  align-items: center;
  gap: 24px;
  padding: 32px 36px;
  background: linear-gradient(135deg, var(--glass), rgba(0, 229, 255, 0.04));
  border: 1px solid var(--neon-cyan);
  box-shadow: 0 0 40px rgba(0, 229, 255, 0.08);
}
.arena-banner-icon { font-size: 3rem; flex-shrink: 0; }
.arena-banner-text { flex: 1; }
.arena-banner-text h2 {
  font-family: var(--font-mono);
  font-size: 1.4rem;
  font-weight: 700;
  color: var(--text);
  margin-bottom: 6px;
}
.arena-banner-text p {
  color: var(--text-dim);
  font-size: 0.88rem;
  line-height: 1.5;
}
.arena-banner-btn {
  flex-shrink: 0;
  padding: 12px 28px !important;
  font-size: 0.9rem !important;
  white-space: nowrap;
  background: rgba(0, 229, 255, 0.12);
  border-color: var(--neon-cyan);
}
.arena-banner-btn:hover {
  background: var(--neon-cyan);
  color: var(--bg);
  box-shadow: 0 0 20px rgba(0, 229, 255, 0.3);
}

/* Nav: theme toggle + arena link */
.nav-link-arena {
  color: var(--neon-green) !important;
  font-weight: 600;
  border: 1px solid rgba(0, 255, 136, 0.25);
  border-radius: var(--radius-sm);
}
.nav-link-arena:hover {
  background: rgba(0, 255, 136, 0.1) !important;
  border-color: var(--neon-green);
}
#game-nav .theme-toggle {
  background: none;
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-sm);
  padding: 4px 8px;
  font-size: 1rem;
  cursor: pointer;
  transition: all var(--transition);
  margin-left: 4px;
}
#game-nav .theme-toggle:hover { border-color: var(--neon-cyan); }

/* ---- Ambient Audio Toggle ---- */
.ambient-toggle {
  background: none;
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-sm);
  padding: 4px 8px;
  font-size: 1rem;
  cursor: pointer;
  transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
  margin-left: 4px;
  color: var(--text-dim);
  position: relative;
}
.ambient-toggle:hover {
  border-color: var(--neon-gold);
  color: var(--neon-gold);
}
.ambient-toggle.ambient-active {
  border-color: var(--neon-gold);
  color: var(--neon-gold);
  box-shadow: 0 0 12px rgba(212, 165, 116, 0.2);
}
.ambient-toggle.ambient-active .ambient-icon {
  animation: ambientPulse 2s ease-in-out infinite;
}
@keyframes ambientPulse {
  0%, 100% { opacity: 0.8; }
  50% { opacity: 1; }
}

/* ---- View Transitions ---- */
@view-transition {
  navigation: auto;
}
::view-transition-old(root),
::view-transition-new(root) {
  animation-duration: 0.4s;
  animation-timing-function: cubic-bezier(0.4, 0, 0.2, 1);
}

@media (max-width: 768px) {
  .arena-banner { flex-direction: column; text-align: center; padding: 24px 16px; }
  .arena-banner-btn { width: 100%; text-align: center; }
  .arena-banner-icon { font-size: 2rem; }
  .arena-banner-text h2 { font-size: 1.1rem; }
  .arena-banner-text p { font-size: 0.8rem; }
}

/* ---------- 3D CARD TILT ---------- */
.tilt-active {
  transition: transform 0.18s ease-out, border-color var(--transition), box-shadow var(--transition);
  will-change: transform;
}

/* ---------- REDUCED MOTION ---------- */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
  .glitch::before, .glitch::after { display: none; }
  .fade-in-up { opacity: 1; transform: none; }
  #three-canvas, #particles { display: none !important; }
}