*,
*::before,
*::after {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

:root {
  --bg: #131010;
  --bg-surface: #1b1818;
  --text-primary: #f2eded;
  --text-secondary: #b8b2b2;
  --text-muted: #807b7b;
  --text-dim: #4a4747;
  --text-body: #b8b2b2;
  --text-desc: #807b7b;
  --accent: #03b000;
  --border: #4a4747;
  --border-light: #3c3838;
  --border-hover: #6f6a69;
  --border-faint: rgba(255, 255, 255, 0.04);
  --nav-bg: #131010;
  --scrollbar: #3c3838;
  --doodle-opacity: 0.9;
  --doodle-filter: invert(1) sepia(1) saturate(2) hue-rotate(60deg) brightness(0.7);
}

@media (prefers-color-scheme: light) {
  :root {
    --bg: #ffffff;
    --bg-surface: #f5f3f0;
    --text-primary: #0e0d0c;
    --text-secondary: #1a1816;
    --text-muted: #4a4846;
    --text-dim: #7a7470;
    --text-body: #3a3633;
    --text-desc: #555049;
    --accent: #1a7a0e;
    --border: #d5d0cb;
    --border-light: #e8e4df;
    --border-hover: #b5b0ab;
    --border-faint: rgba(0, 0, 0, 0.04);
    --nav-bg: #ffffff;
    --scrollbar: #b5b0ab;
  --doodle-opacity: 0.9;
  --doodle-filter: none;
}
}

html {
  scroll-behavior: smooth;
}

#root {
  max-width: 67.5rem;
  margin: 0 auto;
  border-left: 1px solid var(--border);
  border-right: 1px solid var(--border);
  min-height: 100vh;
}

body {
  min-height: 100%;
  background-color: var(--bg);
  color: var(--text-secondary);
  font-family: "Inter", sans-serif;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

::-webkit-scrollbar {
  width: 4px;
}

::-webkit-scrollbar-track {
  background: transparent;
}

::-webkit-scrollbar-thumb {
  background: var(--scrollbar);
  border-radius: 2px;
}

a {
  color: inherit;
  text-decoration: none;
}

img {
  display: block;
  max-width: 100%;
  height: auto;
}

.accent {
  color: var(--accent);
}

/* Nav */
nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 50;
  background-color: var(--nav-bg);
}

.nav-inner {
  max-width: 67.5rem;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1.25rem 2rem;
  border-bottom: 1px solid var(--border);
  border-left: 1px solid var(--border);
  border-right: 1px solid var(--border);
}

.nav-logo {
  font-family: "JetBrains Mono", monospace;
  font-size: 0.875rem;
  color: var(--text-primary);
  user-select: none;
}

.nav-links {
  display: flex;
  gap: 2rem;
}

.nav-toggle {
  display: none;
  width: 44px;
  height: 44px;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 0;
}

.nav-toggle span {
  display: block;
  width: 1.25rem;
  height: 2px;
  background-color: var(--text-primary);
  border-radius: 2px;
  transition: transform 0.2s, opacity 0.2s;
}

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

.nav-toggle.open span:nth-child(2) {
  opacity: 0;
}

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

.nav-btn {
  background: none;
  border: none;
  font-family: "JetBrains Mono", monospace;
  font-size: 0.6875rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--text-muted);
  cursor: pointer;
  padding: 0.25rem 0;
  transition: color 0.15s;
}

.nav-btn:hover {
  color: var(--text-primary);
}

/* Hero */
.hero {
  padding-top: 9rem;
  padding-bottom: 6rem;
  border-bottom: 1px solid var(--border);
}

.hero-grid {
  max-width: 80rem;
  margin: 0 auto;
  padding: 0 2rem;
  display: grid;
  grid-template-columns: 1fr 320px;
  gap: 2rem;
}

.hero-left {
  display: flex;
  flex-direction: column;
}

.tagline {
  font-family: "JetBrains Mono", monospace;
  font-size: 0.6875rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.2em;
  margin-bottom: 1.5rem;
}

.hero-name {
  font-family: "JetBrains Mono", monospace;
  font-size: clamp(2.8rem, 8vw, 6rem);
  font-weight: 700;
  color: var(--text-primary);
  letter-spacing: -0.025em;
  line-height: 0.9;
  margin-bottom: 2rem;
}

.hero-bio {
  max-width: 36rem;
}

.hero-bio p {
  font-size: 0.9375rem;
  line-height: 1.625;
  color: var(--text-body);
  margin-bottom: 2rem;
}

.cv-btn {
  display: inline-flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.75rem 1.25rem;
  border: 1.5px solid var(--accent);
  color: var(--accent);
  font-family: "JetBrains Mono", monospace;
  font-size: 0.75rem;
  letter-spacing: 0.1em;
  width: fit-content;
  transition: background-color 0.15s, color 0.15s;
}

.cv-btn:hover {
  background-color: var(--accent);
  color: var(--bg);
}

.hero-right {
  display: flex;
  justify-content: center;
  align-items: center;
}

.doodle {
  width: 18rem;
  height: 18rem;
  opacity: var(--doodle-opacity);
  filter: var(--doodle-filter);
  user-select: none;
}

.stats-grid {
  max-width: 80rem;
  margin: 0 auto;
  padding: 0 2rem;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}

.stat {
  padding: 2rem;
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
  transition: background-color 0.15s;
}

.stat:hover {
  background-color: var(--bg-surface);
}

.stat-num {
  font-family: "JetBrains Mono", monospace;
  font-size: 1.5rem;
  font-weight: 600;
  color: var(--text-primary);
}

.stat-label {
  font-family: "JetBrains Mono", monospace;
  font-size: 0.6875rem;
  color: var(--text-muted);
}

/* Sections */
.section {
  border-bottom: 1px solid var(--border);
  scroll-margin-top: 66px;
}

.section-head {
  max-width: 80rem;
  margin: 0 auto;
  padding: 2rem;
  display: flex;
  align-items: baseline;
  gap: 1rem;
}

.section-num {
  font-family: "JetBrains Mono", monospace;
  font-size: 0.6875rem;
  color: var(--text-dim);
}

.section-head h2 {
  font-family: "JetBrains Mono", monospace;
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--text-primary);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

/* Work */
.work-grid {
  max-width: 80rem;
  margin: 0 auto;
  padding: 2rem;
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.5rem;
}

.project-card {
  background-color: var(--bg);
  border: 1px solid var(--border-faint);
  padding: 2rem;
  display: flex;
  flex-direction: column;
  gap: 1rem;
  transition: background-color 0.15s;
}

.project-card:hover {
  background-color: var(--bg-surface);
}

.project-top {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.project-id {
  font-family: "JetBrains Mono", monospace;
  font-size: 0.6875rem;
  color: var(--text-dim);
}

.project-name {
  font-family: "JetBrains Mono", monospace;
  font-size: 0.9375rem;
  font-weight: 600;
  color: var(--text-primary);
}

.project-desc {
  font-size: 0.875rem;
  line-height: 1.625;
  color: var(--text-desc);
}

.project-bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-top: auto;
  padding-top: 0.5rem;
}

.project-stack {
  display: flex;
  gap: 0.375rem;
  flex-wrap: wrap;
}

.stack-tag {
  font-family: "JetBrains Mono", monospace;
  font-size: 0.625rem;
  padding: 0.25rem 0.5rem;
  border: 1px solid var(--border);
  color: var(--text-muted);
  letter-spacing: 0.025em;
  transition: border-color 0.15s;
}

.project-card:hover .stack-tag {
  border-color: var(--border-hover);
}

.status {
  font-family: "JetBrains Mono", monospace;
  font-size: 0.625rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
}

.status-active {
  color: var(--accent);
}

.status-stable {
  color: var(--text-secondary);
}

.status-archive {
  color: var(--text-muted);
}

/* Technical Stack */
.stack-grid {
  max-width: 80rem;
  margin: 0 auto;
  padding: 2rem;
}

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

.stack-cat {
  background-color: var(--bg);
  border: 1px solid var(--border-faint);
  padding: 2rem;
  display: flex;
  flex-direction: column;
  gap: 1rem;
  transition: background-color 0.15s;
}

.stack-cat:hover {
  background-color: var(--bg-surface);
}

.stack-cat-name {
  font-family: "JetBrains Mono", monospace;
  font-size: 0.6875rem;
  color: var(--text-dim);
  text-transform: uppercase;
  letter-spacing: 0.15em;
}

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

.stack-item {
  font-family: "JetBrains Mono", monospace;
  font-size: 0.75rem;
  padding: 0.375rem 0.75rem;
  color: var(--text-body);
  transition: color 0.15s;
}

.stack-item:hover {
  color: var(--text-primary);
}

.experience {
  max-width: 80rem;
  margin: 0 auto;
}

.exp-row {
  display: grid;
  grid-template-columns: 200px 1fr auto 1fr;
  gap: 1rem;
  padding: 1rem 2rem;
  align-items: center;
  transition: background-color 0.15s;
}

.exp-row:hover {
  background-color: var(--bg-surface);
}

.exp-period {
  font-family: "JetBrains Mono", monospace;
  font-size: 0.75rem;
  color: var(--text-dim);
}

.exp-role {
  font-family: "Inter", sans-serif;
  font-size: 0.875rem;
  color: var(--text-primary);
}

.exp-org {
  font-family: "Inter", sans-serif;
  font-size: 0.875rem;
  color: var(--accent);
  text-align: center;
}

.exp-detail {
  font-family: "Inter", sans-serif;
  font-size: 0.8125rem;
  color: var(--text-muted);
  text-align: right;
}

/* About */
.about-grid {
  max-width: 80rem;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr 200px;
}

.about-text {
  padding: 2rem;
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.about-text p {
  font-size: 0.9375rem;
  line-height: 1.625;
  color: var(--text-body);
}

.about-sidebar {
  padding: 2rem;
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.info-item {
  display: flex;
  flex-direction: column;
  gap: 0.125rem;
}

.info-label {
  font-family: "JetBrains Mono", monospace;
  font-size: 0.625rem;
  color: var(--text-dim);
  text-transform: uppercase;
  letter-spacing: 0.15em;
}

.info-value {
  font-family: "Inter", sans-serif;
  font-size: 0.8125rem;
  color: var(--text-primary);
}

/* Contact */
.contact-grid {
  max-width: 80rem;
  margin: 0 auto;
  display: flex;
  gap: 4rem;
  padding: 2rem;
}

.contact-left {
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.contact-heading {
  font-family: "JetBrains Mono", monospace;
  font-size: clamp(1.5rem, 4vw, 2.4rem);
  font-weight: 700;
  color: var(--text-primary);
  line-height: 1.1;
}

.contact-left p {
  font-size: 0.9375rem;
  line-height: 1.625;
  color: var(--text-body);
  max-width: 24rem;
}

.contact-links {
  flex: 1;
  display: flex;
  flex-direction: column;
}

.contact-link {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 1rem 0;
  transition: color 0.15s;
}

.contact-link:hover {
  color: var(--text-primary);
}

.cl-label {
  font-family: "JetBrains Mono", monospace;
  font-size: 0.6875rem;
  color: var(--text-dim);
  text-transform: uppercase;
  letter-spacing: 0.1em;
}

.cl-value {
  font-family: "JetBrains Mono", monospace;
  font-size: 0.8125rem;
  color: var(--text-body);
}

.contact-link:hover .cl-value {
  color: var(--accent);
}

/* Footer */
footer {
  border-top: 1px solid var(--border);
  max-width: 80rem;
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 1.25rem 2rem;
  font-family: "JetBrains Mono", monospace;
  font-size: 0.6875rem;
  color: var(--text-dim);
}

/* Responsive */
@media (max-width: 64rem) {
  .hero-grid {
    grid-template-columns: 1fr;
  }

  .hero-right {
    display: none;
  }

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

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

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

  .exp-row {
    grid-template-columns: 1fr;
    gap: 0.25rem;
  }

  .exp-detail {
    text-align: left;
  }

  .exp-org {
    text-align: left;
  }

  .contact-grid {
    flex-direction: column;
  }
}

@media (max-width: 48rem) {
  #root {
    border-left: none;
    border-right: none;
  }

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

  .stack-categories {
    grid-template-columns: 1fr;
  }

  .nav-toggle {
    display: flex;
  }

  .nav-links {
    position: fixed;
    top: 0;
    right: 0;
    height: 100vh;
    flex-direction: column;
    justify-content: center;
    gap: 2rem;
    padding: 5rem 2rem 2rem;
    background-color: var(--nav-bg);
    border-left: 1px solid var(--border);
    box-shadow: -8px 0 24px rgba(0, 0, 0, 0.25);
    transform: translateX(100%);
    transition: transform 0.25s ease;
  }

  .nav-links.open {
    transform: translateX(0);
  }

  .nav-btn {
    padding: 0;
    text-align: right;
    white-space: nowrap;
  }

  .hero-name {
    font-size: clamp(2rem, 12vw, 4rem);
  }

  footer {
    flex-direction: column;
    gap: 0.5rem;
    text-align: center;
  }
}