:root {
  --bg: #0D1117;
  --card-bg: #161B22;
  --text-main: #E6EDF3;
  --text-muted: #8B949E;
  --primary: #52B788;
  --primary-hover: #3D9970;
  --accent: #74C69D;
  --nav-bg: rgba(13, 17, 23, 0.88);
  --container: 1100px;
  --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
  cursor: default;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: 'IBM Plex Sans', system-ui, sans-serif;
  background-color: var(--bg);
  color: var(--text-main);
  line-height: 1.6;
  overflow-x: hidden;
}

.container {
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 2rem;
}

/* ─── Navbar ─────────────────────────────────── */

.navbar {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 1000;
  background: var(--nav-bg);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

.navbar-content {
  height: 72px;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.logo {
  font-family: 'Space Mono', monospace;
  font-size: 1.5rem;
  font-weight: 700;
  color: #fff;
  text-decoration: none;
  letter-spacing: -0.5px;
  cursor: pointer;
}

.logo span {
  color: var(--primary);
}

.nav-links {
  display: flex;
  list-style: none;
  gap: 2rem;
}

.nav-links a {
  font-family: 'Space Mono', monospace;
  text-decoration: none;
  color: var(--text-muted);
  font-weight: 400;
  font-size: 0.85rem;
  transition: var(--transition);
  cursor: pointer;
}

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

.menu-toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px;
  width: 32px;
  height: 32px;
}

.menu-toggle span {
  display: block;
  height: 2px;
  width: 100%;
  background: var(--text-main);
  border-radius: 2px;
  transition: var(--transition);
  transform-origin: center;
}

.menu-toggle.active span:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}

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

.menu-toggle.active span:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

/* ─── Hero ───────────────────────────────────── */

.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding-top: 72px;
  position: relative;
  background:
    radial-gradient(ellipse at 75% 20%, rgba(82, 183, 136, 0.10) 0%, transparent 50%),
    radial-gradient(ellipse at 20% 80%, rgba(88, 166, 255, 0.05) 0%, transparent 40%);
}

.hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background: repeating-linear-gradient(
    0deg,
    transparent,
    transparent 2px,
    rgba(0, 0, 0, 0.03) 2px,
    rgba(0, 0, 0, 0.03) 4px
  );
  pointer-events: none;
  z-index: 0;
}

.hero-content {
  padding: 6rem 0 5rem;
  position: relative;
  z-index: 1;
}

.hero-eyebrow {
  font-family: 'Space Mono', monospace;
  font-size: 0.875rem;
  font-weight: 400;
  color: var(--accent);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  margin-bottom: 1.25rem;
}

.hero h1 {
  font-size: clamp(2.8rem, 6vw, 4.5rem);
  font-weight: 700;
  line-height: 1.1;
  margin-bottom: 0.75rem;
  background: linear-gradient(135deg, #E6EDF3 40%, #8B949E);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero h2 {
  font-size: clamp(1.25rem, 3vw, 1.75rem);
  font-weight: 500;
  color: var(--primary);
  margin-bottom: 1.75rem;
}

.hero-desc {
  font-size: 1.125rem;
  color: var(--text-muted);
  max-width: 580px;
  margin-bottom: 2.5rem;
  line-height: 1.7;
}

.hero-actions {
  display: flex;
  align-items: center;
  gap: 2rem;
  flex-wrap: wrap;
}

.btn {
  display: inline-block;
  padding: 0.875rem 2rem;
  border-radius: 4px;
  font-family: 'IBM Plex Sans', sans-serif;
  font-weight: 600;
  font-size: 0.95rem;
  text-decoration: none;
  transition: var(--transition);
  cursor: pointer;
  border: none;
}

.btn-primary {
  background-color: var(--primary);
  color: #fff;
  box-shadow: 0 4px 18px rgba(82, 183, 136, 0.28);
}

.btn-primary:hover {
  background-color: var(--primary-hover);
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(82, 183, 136, 0.32);
}

.btn-outline {
  background: transparent;
  color: var(--primary);
  border: 1px solid rgba(82, 183, 136, 0.4);
}

.btn-outline:hover {
  background: rgba(82, 183, 136, 0.08);
  border-color: var(--primary);
  transform: translateY(-2px);
}

/* ─── Open to work / availability ────────────── */

.hero-availability {
  display: flex;
  align-items: center;
  gap: 1.25rem;
  flex-wrap: wrap;
  margin-bottom: 1.75rem;
}

.open-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-family: 'Space Mono', monospace;
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--primary);
  background: rgba(82, 183, 136, 0.08);
  border: 1px solid rgba(82, 183, 136, 0.3);
  padding: 0.35rem 0.75rem;
  border-radius: 2px;
}

.open-dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--primary);
  animation: pulse 2s ease-in-out infinite;
  flex-shrink: 0;
}

@keyframes pulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50%       { opacity: 0.5; transform: scale(0.85); }
}

.role-targets {
  font-family: 'Space Mono', monospace;
  font-size: 0.75rem;
  color: var(--text-muted);
  letter-spacing: 0.04em;
}

.social-links {
  display: flex;
  gap: 1.25rem;
}

.social-links a {
  color: var(--text-muted);
  transition: var(--transition);
  display: flex;
  align-items: center;
  cursor: pointer;
}

.social-links a:hover {
  color: #fff;
  transform: translateY(-3px);
}

/* ─── Pixel art character ─────────────────────── */

.hero-character {
  position: absolute;
  right: 0;
  bottom: 0;
  opacity: 0.9;
  pointer-events: none;
}

.pixel-char {
  image-rendering: pixelated;
  image-rendering: crisp-edges;
}

.wave-arm {
  transform-origin: 80px 44px;
  animation: wave 1.8s ease-in-out infinite;
}

@keyframes wave {
  0%, 100% { transform: rotate(0deg); }
  20%       { transform: rotate(-35deg); }
  40%       { transform: rotate(10deg); }
  60%       { transform: rotate(-30deg); }
  80%       { transform: rotate(5deg); }
}

/* ─── Hero fade-in animations ────────────────── */

.fade-in {
  opacity: 0;
  transform: translateY(18px);
  animation: fadeUp 0.7s ease forwards;
}

.delay-1 { animation-delay: 0.15s; }
.delay-2 { animation-delay: 0.3s; }
.delay-3 { animation-delay: 0.45s; }
.delay-4 { animation-delay: 0.6s; }
.delay-5 { animation-delay: 0.75s; }

@keyframes fadeUp {
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* ─── Scroll reveal ──────────────────────────── */

.reveal {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

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

/* ─── Section shared ─────────────────────────── */

.section-title {
  font-family: 'Space Mono', monospace;
  font-size: clamp(1.75rem, 4vw, 2.5rem);
  font-weight: 700;
  margin-bottom: 3.5rem;
  text-align: left;
  position: relative;
}

.section-title::after {
  content: '';
  position: absolute;
  bottom: -14px;
  left: 0;
  transform: none;
  width: 48px;
  height: 3px;
  background: var(--primary);
  border-radius: 2px;
}

/* ─── Stats strip ────────────────────────────── */

.stats {
  padding: 56px 0;
  background: rgba(82, 183, 136, 0.04);
  border-top: 1px solid rgba(255, 255, 255, 0.04);
  border-bottom: 1px solid rgba(255, 255, 255, 0.04);
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 2rem;
}

.stat-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  gap: 0.5rem;
  border: 1px solid rgba(255, 255, 255, 0.06);
  padding: 1.5rem;
  border-radius: 4px;
}

.stat-value {
  font-family: 'Space Mono', monospace;
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 700;
  color: var(--primary);
  line-height: 1;
}

.stat-label {
  font-family: 'Space Mono', monospace;
  font-size: 0.75rem;
  color: var(--text-muted);
  font-weight: 400;
}

/* ─── Work / Timeline ────────────────────────── */

.work {
  padding: 100px 0;
}

.timeline {
  display: flex;
  flex-direction: column;
  gap: 4rem;
}

.timeline-block {
  display: flex;
  flex-direction: column;
  gap: 1.75rem;
}

.timeline-block-header {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.timeline-year {
  font-family: 'Space Mono', monospace;
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--primary);
  white-space: nowrap;
  flex-shrink: 0;
}

.timeline-theme {
  font-family: 'Space Mono', monospace;
  font-size: 0.75rem;
  font-weight: 400;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  white-space: nowrap;
  flex-shrink: 0;
}

.timeline-rule {
  flex: 1;
  border: none;
  border-top: 1px dashed rgba(255, 255, 255, 0.12);
}

.timeline-block-items {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 1.25rem;
}

.timeline-item {
  background: var(--card-bg);
  border: 1px solid rgba(255, 255, 255, 0.10);
  border-radius: 4px;
  padding: 1.5rem;
  transition: var(--transition);
}

.timeline-item:hover {
  border-color: rgba(82, 183, 136, 0.45);
  transform: translateY(-4px);
  box-shadow: 0 12px 24px rgba(0, 0, 0, 0.2);
}

.timeline-item h4 {
  font-size: 1rem;
  font-weight: 600;
  color: var(--text-main);
  margin-bottom: 0.625rem;
}

.timeline-item p {
  font-size: 0.9rem;
  color: var(--text-muted);
  line-height: 1.65;
}

/* ─── Wins ───────────────────────────────────── */

.wins {
  padding: 100px 0;
  background: rgba(15, 23, 42, 0.6);
}

.wins-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 1.5rem;
}

.win-card {
  background: var(--card-bg);
  border: 1px solid rgba(255, 255, 255, 0.10);
  border-radius: 4px;
  padding: 2rem;
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
  transition: var(--transition);
}

.win-card:hover {
  border-color: rgba(82, 183, 136, 0.45);
  transform: translateY(-6px);
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.25);
}

.win-stat {
  display: flex;
  flex-direction: column;
  gap: 0.2rem;
}

.win-stat-value {
  font-family: 'Space Mono', monospace;
  font-size: clamp(1.75rem, 3vw, 2.25rem);
  font-weight: 700;
  color: var(--primary);
  line-height: 1;
}

.win-stat-label {
  font-family: 'Space Mono', monospace;
  font-size: 0.7rem;
  color: var(--text-muted);
  font-weight: 400;
}

.win-title {
  font-size: 1.125rem;
  font-weight: 700;
  color: var(--text-main);
  line-height: 1.3;
}

.win-what,
.win-impact {
  display: flex;
  flex-direction: column;
  gap: 0.375rem;
}

.win-what p,
.win-impact p {
  font-size: 0.9rem;
  color: var(--text-muted);
  line-height: 1.65;
}

.label {
  font-family: 'Space Mono', monospace;
  display: inline-block;
  font-size: 0.7rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--primary);
}

/* ─── Projects ───────────────────────────────── */

.projects {
  padding: 100px 0;
}

.projects-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 1.25rem;
}

.project-card {
  background: var(--card-bg);
  border: 1px solid rgba(255, 255, 255, 0.10);
  border-radius: 4px;
  padding: 1.75rem;
  display: flex;
  flex-direction: column;
  gap: 0.875rem;
  text-decoration: none;
  color: inherit;
  transition: var(--transition);
  cursor: pointer;
}

.project-card:hover {
  border-color: rgba(82, 183, 136, 0.45);
  transform: translateY(-4px);
  box-shadow: 0 16px 32px rgba(0, 0, 0, 0.25);
}

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

.project-status {
  font-family: 'Space Mono', monospace;
  font-size: 0.7rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--accent);
}

.project-arrow {
  color: var(--text-muted);
  transition: var(--transition);
}

.project-card:hover .project-arrow {
  color: var(--primary);
  transform: translate(2px, -2px);
}

.project-name {
  font-family: 'Space Mono', monospace;
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--text-main);
}

.project-desc {
  font-size: 0.9rem;
  color: var(--text-muted);
  line-height: 1.65;
  flex: 1;
}

.project-tech {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-top: 0.25rem;
}

/* ─── Stack ──────────────────────────────────── */

.stack-section {
  padding: 100px 0;
}

.stack-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 1.5rem;
}

.stack-category {
  background: var(--card-bg);
  border: 1px solid rgba(255, 255, 255, 0.10);
  border-radius: 4px;
  padding: 1.5rem;
  display: flex;
  flex-direction: column;
  gap: 1rem;
  transition: var(--transition);
}

.stack-category:hover {
  border-color: rgba(82, 183, 136, 0.45);
}

.stack-cat-label {
  font-family: 'Space Mono', monospace;
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--text-muted);
}

.stack-pills {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.pill {
  font-family: 'Space Mono', monospace;
  display: inline-block;
  padding: 0.3rem 0.75rem;
  border-radius: 2px;
  font-size: 0.75rem;
  font-weight: 400;
  background: rgba(82, 183, 136, 0.08);
  color: var(--primary);
  border: 1px solid rgba(82, 183, 136, 0.25);
  transition: var(--transition);
}

.pill:hover {
  background: rgba(82, 183, 136, 0.15);
}

/* ─── Footer ─────────────────────────────────── */

.footer {
  padding: 80px 0 40px;
  background: #080D13;
  border-top: 1px solid rgba(255, 255, 255, 0.05);
}

.footer-content {
  text-align: center;
}

.footer-sub {
  font-size: 1.1rem;
  color: var(--text-muted);
  margin-top: -2rem;
  margin-bottom: 0;
}

.contact-methods {
  display: flex;
  justify-content: center;
  gap: 3rem;
  margin: 3rem 0;
  flex-wrap: wrap;
}

.contact-item {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  color: var(--text-main);
  text-decoration: none;
  font-weight: 500;
  font-size: 1rem;
  transition: var(--transition);
}

.contact-item svg {
  color: var(--primary);
  flex-shrink: 0;
}

a.contact-item {
  cursor: pointer;
}

a.contact-item:hover {
  color: var(--primary);
}

.copyright {
  font-family: 'Space Mono', monospace;
  color: var(--text-muted);
  font-size: 0.8rem;
  margin-top: 4rem;
}

/* ─── Responsive: 768px ──────────────────────── */

@media (max-width: 768px) {
  .menu-toggle {
    display: flex;
  }

  .nav-links {
    display: none;
    position: absolute;
    top: 72px;
    left: 0;
    width: 100%;
    flex-direction: column;
    gap: 0;
    background: rgba(15, 23, 42, 0.97);
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
    backdrop-filter: blur(14px);
    -webkit-backdrop-filter: blur(14px);
    padding: 0.5rem 0;
  }

  .nav-links.open {
    display: flex;
  }

  .nav-links li {
    width: 100%;
  }

  .nav-links a {
    display: block;
    padding: 1rem 2rem;
    font-size: 0.9rem;
  }

  .hero-content {
    padding: 4rem 0 3rem;
  }

  .hero-desc {
    font-size: 1rem;
  }

  .hero-actions {
    gap: 1.5rem;
  }

  .hero-character {
    display: none;
  }

  .hero-availability {
    flex-direction: column;
    align-items: flex-start;
    gap: 0.75rem;
  }

  .role-targets {
    font-size: 0.7rem;
  }

  .stats-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 1.5rem;
  }

  .timeline-block-items {
    grid-template-columns: 1fr;
  }

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

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

  .stack-grid {
    grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
  }

  .contact-methods {
    flex-direction: column;
    align-items: center;
    gap: 1.5rem;
  }

  .section-title {
    margin-bottom: 2.5rem;
  }

  .work,
  .wins,
  .projects,
  .stack-section {
    padding: 72px 0;
  }

  .footer {
    padding: 60px 0 32px;
  }

  .footer-sub {
    margin-top: -1.5rem;
  }
}