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

:root {
  --bg:         #0a0a0a;
  --bg-card:    #111111;
  --bg-card-h:  #161616;
  --border:     #222222;
  --border-h:   #333333;
  --muted:      #555555;
  --text:       #e8e8e8;
  --text-dim:   #888888;
  --accent:     #7c6af5;
  --accent-dim: rgba(124, 106, 245, 0.12);
  --green:      #3ecf8e;
  --font-sans:  'Geist', system-ui, sans-serif;
  --font-mono:  'Geist Mono', 'Fira Code', monospace;

  --ease-out: cubic-bezier(0.23, 1, 0.32, 1);
}

html {
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-sans);
  font-size: 16px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  scroll-behavior: smooth;
}

body {
  min-height: 100vh;
  background: var(--bg);
  position: relative;
  overflow-x: hidden;
}

/* ─── Grain texture overlay ────────────────────────────────── */
.noise {
  pointer-events: none;
  position: fixed;
  inset: 0;
  z-index: 1000;
  opacity: 0.035;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noise'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noise)' opacity='1'/%3E%3C/svg%3E");
  background-repeat: repeat;
  background-size: 128px 128px;
}

/* ─── Layout ───────────────────────────────────────────────── */
.container {
  max-width: 740px;
  margin: 0 auto;
  padding: 0 24px;
}

.section {
  padding: 56px 0;
}

.divider {
  max-width: 740px;
  margin: 0 auto;
  padding: 0 24px;
  border-top: 1px solid var(--border);
}

/* ─── Section label ────────────────────────────────────────── */
.section-label {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  font-weight: 400;
  color: var(--accent);
  letter-spacing: 0.05em;
  margin-bottom: 28px;
  opacity: 0.85;
}

/* ─── Hero ─────────────────────────────────────────────────── */
#hero {
  padding-top: 76px;
  padding-bottom: 56px;
}

.hero-layout {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 36px;
}

.hero-content {
  flex: 1;
  min-width: 0;
}

/* ─── Interactive System Orb ───────────────────────────────── */
.hero-orb-wrapper {
  position: relative;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 12px;
  cursor: pointer;
  user-select: none;
  flex-shrink: 0;
  opacity: 0;
  animation: fadeUp 700ms var(--ease-out) 280ms forwards;
}

.orb-glow-backdrop {
  position: absolute;
  top: 42%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 170px;
  height: 170px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(124, 106, 245, 0.22) 0%, rgba(62, 207, 142, 0.08) 50%, transparent 75%);
  filter: blur(24px);
  pointer-events: none;
  transition: transform 300ms ease, opacity 300ms ease;
}

.hero-orb-wrapper:hover .orb-glow-backdrop {
  transform: translate(-50%, -50%) scale(1.25);
  opacity: 1;
}

#hero-orb-canvas {
  width: 200px;
  height: 200px;
  display: block;
  filter: drop-shadow(0 0 16px rgba(124, 106, 245, 0.35));
  transition: transform 300ms var(--ease-out);
}

.hero-orb-wrapper:hover #hero-orb-canvas {
  transform: scale(1.05);
}

.hero-orb-wrapper:active #hero-orb-canvas {
  transform: scale(0.96);
}

.orb-badge {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  padding: 5px 12px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 999px;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  color: var(--text-dim);
  transition:
    color 180ms ease,
    border-color 180ms ease,
    background 180ms ease,
    transform 180ms var(--ease-out);
}

.orb-badge-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: #3ecf8e;
  box-shadow: 0 0 8px #3ecf8e;
  animation: pulse-dot 2s ease-in-out infinite;
}

@keyframes pulse-dot {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.35; transform: scale(0.85); }
}

@media (hover: hover) and (pointer: fine) {
  .hero-orb-wrapper:hover .orb-badge {
    color: var(--text);
    border-color: rgba(124, 106, 245, 0.5);
    background: var(--bg-card-h);
    transform: translateY(-2px);
  }
}

@media (max-width: 680px) {
  .hero-layout {
    flex-direction: column-reverse;
    align-items: center;
    gap: 28px;
    text-align: left;
  }
  .hero-orb-wrapper {
    margin-bottom: 8px;
  }
}

.hero-status {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--green);
  letter-spacing: 0.04em;
  margin-bottom: 24px;
  opacity: 0;
  animation: fadeUp 600ms var(--ease-out) 100ms forwards;
}

.status-dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--green);
  box-shadow: 0 0 0 0 rgba(62, 207, 142, 0.6);
  animation: pulse 2.5s ease-in-out infinite;
}

@keyframes pulse {
  0%, 100% { box-shadow: 0 0 0 0 rgba(62, 207, 142, 0.5); }
  50%       { box-shadow: 0 0 0 6px rgba(62, 207, 142, 0); }
}

.hero-name {
  font-size: clamp(2.4rem, 8vw, 3.8rem);
  font-weight: 600;
  letter-spacing: -0.03em;
  line-height: 1.05;
  color: var(--text);
  margin-bottom: 6px;
  opacity: 0;
  animation: fadeUp 600ms var(--ease-out) 180ms forwards;
}

.cursor {
  color: var(--accent);
  animation: blink 1.1s step-end infinite;
}

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

.hero-title {
  font-family: var(--font-mono);
  font-size: 0.85rem;
  color: var(--text-dim);
  letter-spacing: 0.02em;
  margin-bottom: 24px;
  opacity: 0;
  animation: fadeUp 600ms var(--ease-out) 240ms forwards;
}

.hero-bio {
  font-size: 1rem;
  color: var(--text-dim);
  line-height: 1.75;
  max-width: 520px;
  margin-bottom: 32px;
  opacity: 0;
  animation: fadeUp 600ms var(--ease-out) 300ms forwards;
}

.hero-bio em { color: var(--text); font-style: normal; }

/* ─── Link pills ───────────────────────────────────────────── */
.hero-links {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  opacity: 0;
  animation: fadeUp 600ms var(--ease-out) 380ms forwards;
}

.link-pill {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  padding: 8px 14px;
  border: 1px solid var(--border);
  border-radius: 6px;
  font-family: var(--font-mono);
  font-size: 0.78rem;
  color: var(--text-dim);
  text-decoration: none;
  background: transparent;
  transition:
    color 180ms ease,
    border-color 180ms ease,
    background 180ms ease,
    transform 160ms var(--ease-out);
}

.link-pill svg {
  width: 14px;
  height: 14px;
  flex-shrink: 0;
  stroke-width: 1.8;
}

@media (hover: hover) and (pointer: fine) {
  .link-pill:hover {
    color: var(--text);
    border-color: var(--border-h);
    background: var(--bg-card);
  }
}

.link-pill:active {
  transform: scale(0.97);
}

/* ─── Stack ────────────────────────────────────────────────── */
.stack-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 28px 32px;
}

@media (max-width: 480px) {
  .stack-grid { grid-template-columns: 1fr; }
}

.stack-category {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--muted);
  letter-spacing: 0.06em;
  text-transform: uppercase;
  margin-bottom: 10px;
}

.stack-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 7px;
}

.tag {
  display: inline-block;
  padding: 4px 10px;
  border: 1px solid var(--border);
  border-radius: 4px;
  font-family: var(--font-mono);
  font-size: 0.74rem;
  color: var(--text-dim);
  background: var(--bg-card);
  transition: border-color 160ms ease, color 160ms ease;
}

@media (hover: hover) and (pointer: fine) {
  .tag:hover {
    border-color: var(--accent);
    color: var(--text);
  }
}

/* ─── Projects ─────────────────────────────────────────────── */
.projects-list {
  display: flex;
  flex-direction: column;
  gap: 1px;
  border: 1px solid var(--border);
  border-radius: 8px;
  overflow: hidden;
}

.project-card {
  display: block;
  padding: 20px 24px;
  background: var(--bg-card);
  text-decoration: none;
  color: inherit;
  transition:
    background 160ms ease,
    transform 160ms var(--ease-out);
  border-bottom: 1px solid var(--border);
  position: relative;
}

.project-card:last-child { border-bottom: none; }

@media (hover: hover) and (pointer: fine) {
  .project-card:hover {
    background: var(--bg-card-h);
  }
  .project-card:hover .project-arrow {
    transform: translate(2px, -2px);
    opacity: 1;
  }
  .project-card:hover .project-stat {
    color: var(--text-dim);
  }
}

.project-card:active { transform: scale(0.995); }

.project-header {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 8px;
}

.project-name {
  font-family: var(--font-mono);
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--text);
}

.project-lang {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  color: var(--accent);
  background: var(--accent-dim);
  border: 1px solid rgba(124, 106, 245, 0.2);
  padding: 2px 8px;
  border-radius: 3px;
}

.project-desc {
  font-size: 0.875rem;
  color: var(--text-dim);
  line-height: 1.65;
  margin-bottom: 14px;
}

.project-footer {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.project-stat {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--muted);
  transition: color 160ms ease;
}

.footer-gh-icon {
  width: 13px;
  height: 13px;
  stroke-width: 1.6;
  flex-shrink: 0;
}

.project-arrow {
  font-family: var(--font-mono);
  font-size: 0.85rem;
  color: var(--accent);
  opacity: 0.5;
  transition: transform 200ms var(--ease-out), opacity 200ms ease;
}

/* ─── Experience ───────────────────────────────────────────── */
.experience-list {
  display: flex;
  flex-direction: column;
  gap: 24px;
}

.experience-item {
  padding: 18px 20px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 8px;
  border-left: 2px solid var(--border);
  transition:
    background 160ms ease,
    border-color 200ms ease;
}

@media (hover: hover) and (pointer: fine) {
  .experience-item:hover {
    background: var(--bg-card-h);
    border-left-color: var(--accent);
  }
}

.exp-header {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 8px;
}

.exp-role-company {
  font-family: var(--font-mono);
  font-size: 0.88rem;
}

.exp-role {
  font-weight: 500;
  color: var(--text);
}

.exp-company {
  color: var(--accent);
  font-weight: 400;
}

.exp-date {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--muted);
}

.exp-desc {
  font-size: 0.85rem;
  color: var(--text-dim);
  line-height: 1.65;
  margin-bottom: 12px;
}

.exp-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

.exp-tag {
  display: inline-block;
  padding: 2px 8px;
  border-radius: 4px;
  background: var(--bg);
  border: 1px solid var(--border);
  font-family: var(--font-mono);
  font-size: 0.7rem;
  color: var(--muted);
  transition: border-color 160ms ease, color 160ms ease;
}

.experience-item:hover .exp-tag {
  color: var(--text-dim);
}

/* ─── Writing ──────────────────────────────────────────────── */
.writing-list {
  display: flex;
  flex-direction: column;
}

.writing-item {
  display: grid;
  grid-template-columns: 80px 1fr;
  align-items: baseline;
  gap: 20px;
  padding: 14px 0;
  border-bottom: 1px solid var(--border);
  text-decoration: none;
  color: inherit;
  transition: color 160ms ease;
}

.writing-item:last-child { border-bottom: none; }

.writing-date {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--muted);
  white-space: nowrap;
  flex-shrink: 0;
}

.writing-title {
  font-size: 0.9rem;
  color: var(--text-dim);
  line-height: 1.5;
  transition: color 160ms ease;
}

@media (hover: hover) and (pointer: fine) {
  .writing-item:hover .writing-title {
    color: var(--text);
  }
}

/* ─── Footer ───────────────────────────────────────────────── */
#footer {
  padding-top: 32px;
  padding-bottom: 40px;
}

.footer-inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.footer-copy,
.footer-made {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--muted);
}

/* ─── Animations ───────────────────────────────────────────── */
@keyframes fadeUp {
  from {
    opacity: 0;
    transform: translateY(12px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* Stagger-in for section content */
.stack-group,
.experience-item,
.project-card,
.writing-item {
  opacity: 0;
  transform: translateY(8px);
  transition:
    opacity 400ms var(--ease-out),
    transform 400ms var(--ease-out);
}

.stack-group.visible,
.experience-item.visible,
.project-card.visible,
.writing-item.visible {
  opacity: 1;
  transform: translateY(0);
}

/* ─── Reduced motion ───────────────────────────────────────── */
@media (prefers-reduced-motion: reduce) {
  .hero-status,
  .hero-name,
  .hero-title,
  .hero-bio,
  .hero-links {
    opacity: 1;
    animation: none;
  }

  .stack-group,
  .experience-item,
  .project-card,
  .writing-item {
    opacity: 1;
    transform: none;
    transition: none;
  }

  .status-dot { animation: none; }
  .cursor { animation: none; }
}

/* ─── Easter Egg Game ───────────────────────────────────────── */
.cursor-trigger {
  cursor: pointer;
  transition: color 150ms ease, text-shadow 150ms ease;
}

.cursor-trigger:hover {
  color: var(--accent);
  text-shadow: 0 0 8px rgba(124, 106, 245, 0.6);
}

.footer-game-pill {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  background: transparent;
  border: 1px solid var(--border);
  border-radius: 4px;
  padding: 4px 10px;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--muted);
  cursor: pointer;
  transition:
    color 160ms ease,
    border-color 160ms ease,
    background 160ms ease,
    transform 160ms var(--ease-out);
}

.footer-game-pill .pill-dot {
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: var(--accent);
  opacity: 0.7;
  transition: opacity 160ms ease, transform 160ms ease;
}

@media (hover: hover) and (pointer: fine) {
  .footer-game-pill:hover {
    color: var(--text);
    border-color: rgba(124, 106, 245, 0.4);
    background: var(--bg-card);
  }
  .footer-game-pill:hover .pill-dot {
    opacity: 1;
    transform: scale(1.2);
  }
}

.footer-game-pill:active {
  transform: scale(0.97);
}

/* Modal Overlay */
#game-modal {
  position: fixed;
  inset: 0;
  z-index: 9999;
  background: rgba(5, 5, 8, 0.85);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
  opacity: 0;
  pointer-events: none;
  transition: opacity 220ms var(--ease-out);
}

#game-modal.active {
  opacity: 1;
  pointer-events: auto;
}

.game-window {
  width: 100%;
  max-width: 640px;
  background: #0d0e12;
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 10px;
  box-shadow:
    0 24px 64px rgba(0, 0, 0, 0.8),
    0 0 0 1px rgba(124, 106, 245, 0.15);
  overflow: hidden;
  transform: scale(0.96) translateY(8px);
  transition: transform 220ms var(--ease-out);
  position: relative;
}

#game-modal.active .game-window {
  transform: scale(1) translateY(0);
}

/* Header bar */
.game-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 10px 14px;
  background: #111218;
  border-bottom: 1px solid rgba(255, 255, 255, 0.06);
}

.game-dots {
  display: flex;
  align-items: center;
  gap: 6px;
}

.game-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
}

.game-dot.red { background: #ef4444; opacity: 0.8; }
.game-dot.yellow { background: #eab308; opacity: 0.8; }
.game-dot.green { background: #22c55e; opacity: 0.8; }

.game-title {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--text-dim);
  letter-spacing: 0.02em;
}

.game-actions {
  display: flex;
  align-items: center;
  gap: 8px;
}

.game-tool-btn {
  background: transparent;
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 4px;
  padding: 3px 8px;
  font-family: var(--font-mono);
  font-size: 0.68rem;
  color: var(--muted);
  cursor: pointer;
  transition: color 150ms ease, border-color 150ms ease;
}

.game-tool-btn:hover {
  color: var(--text);
  border-color: rgba(255, 255, 255, 0.2);
}

.game-close-btn {
  color: #f87171;
}

/* Canvas container & scanline */
.game-screen {
  position: relative;
  width: 100%;
  aspect-ratio: 600 / 380;
  background: #0a0a0c;
  overflow: hidden;
}

#game-canvas {
  width: 100%;
  height: 100%;
  display: block;
  cursor: crosshair;
}

/* Retro CRT scanline effect */
.game-scanlines {
  position: absolute;
  inset: 0;
  pointer-events: none;
  background: repeating-linear-gradient(
    to bottom,
    transparent 0px,
    transparent 2px,
    rgba(0, 0, 0, 0.18) 3px
  );
  box-shadow: inset 0 0 60px rgba(0, 0, 0, 0.6);
}

.game-hint {
  padding: 9px 14px;
  background: #111218;
  border-top: 1px solid rgba(255, 255, 255, 0.06);
  display: flex;
  justify-content: space-between;
  font-family: var(--font-mono);
  font-size: 0.68rem;
  color: var(--muted);
}