:root {
  --bg: #0b0f14;
  --surface: #111821;
  --surface-2: #17202b;
  --text: #f2f5f7;
  --muted: #99a6b5;
  --line: rgba(255, 255, 255, 0.11);
  --accent: #70f2b4;
  --accent-dark: #062d21;
  --warm: #ffb86b;
  --max-width: 1180px;
  --radius: 22px;
  --shadow: 0 24px 80px rgba(0, 0, 0, 0.25);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  color: var(--text);
  background:
    radial-gradient(circle at 82% 4%, rgba(71, 125, 109, 0.15), transparent 24rem),
    var(--bg);
  font-family:
    Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI",
    sans-serif;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}

body::before {
  position: fixed;
  inset: 0;
  z-index: -1;
  content: "";
  pointer-events: none;
  opacity: 0.2;
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.025) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.025) 1px, transparent 1px);
  background-size: 56px 56px;
  mask-image: linear-gradient(to bottom, black, transparent 75%);
}

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

button,
a {
  -webkit-tap-highlight-color: transparent;
}

:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 4px;
}

.skip-link {
  position: fixed;
  top: 12px;
  left: 12px;
  z-index: 100;
  padding: 10px 16px;
  color: var(--bg);
  background: var(--accent);
  border-radius: 8px;
  transform: translateY(-150%);
  transition: transform 180ms ease;
}

.skip-link:focus {
  transform: translateY(0);
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: min(calc(100% - 40px), var(--max-width));
  height: 82px;
  margin: 0 auto;
  background: rgba(11, 15, 20, 0.78);
  border-bottom: 1px solid var(--line);
  backdrop-filter: blur(18px);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  font-size: 0.95rem;
  font-weight: 700;
  letter-spacing: -0.01em;
}

.brand-mark {
  display: grid;
  width: 34px;
  height: 34px;
  color: var(--bg);
  background: var(--accent);
  border-radius: 10px;
  place-items: center;
  font-size: 0.72rem;
  letter-spacing: -0.04em;
}

.site-nav {
  display: flex;
  align-items: center;
  gap: 28px;
  color: var(--muted);
  font-size: 0.84rem;
  font-weight: 600;
}

.site-nav a {
  transition: color 180ms ease;
}

.site-nav a:hover {
  color: var(--text);
}

.site-nav .nav-cta {
  padding: 9px 14px;
  color: var(--text);
  border: 1px solid var(--line);
  border-radius: 999px;
}

.nav-toggle {
  display: none;
  width: 42px;
  height: 42px;
  padding: 0;
  background: none;
  border: 1px solid var(--line);
  border-radius: 12px;
}

.nav-toggle span {
  display: block;
  width: 18px;
  height: 1px;
  margin: 5px auto;
  background: var(--text);
  transition: transform 180ms ease;
}

.section {
  width: min(calc(100% - 40px), var(--max-width));
  margin: 0 auto;
  padding: 120px 0;
}

.hero {
  display: grid;
  grid-template-columns: minmax(0, 1.35fr) minmax(320px, 0.65fr);
  gap: 72px;
  min-height: calc(100vh - 82px);
  padding-top: 104px;
  align-content: center;
}

.eyebrow,
.section-number {
  margin: 0 0 24px;
  color: var(--accent);
  font-family: "SFMono-Regular", Consolas, "Liberation Mono", monospace;
  font-size: 0.74rem;
  font-weight: 700;
  letter-spacing: 0.09em;
  text-transform: uppercase;
}

.eyebrow {
  display: flex;
  align-items: center;
  gap: 10px;
}

.status-dot {
  width: 7px;
  height: 7px;
  background: var(--accent);
  border-radius: 50%;
  box-shadow: 0 0 0 6px rgba(112, 242, 180, 0.1);
  animation: pulse 2.4s infinite;
}

@keyframes pulse {
  50% {
    box-shadow: 0 0 0 10px rgba(112, 242, 180, 0);
  }
}

h1,
h2,
h3,
p {
  margin-top: 0;
}

h1,
h2,
h3 {
  line-height: 1.08;
  letter-spacing: -0.045em;
}

h1 {
  max-width: 840px;
  margin-bottom: 28px;
  font-size: clamp(3.2rem, 7vw, 6.7rem);
  font-weight: 700;
}

h2 {
  max-width: 720px;
  margin-bottom: 0;
  font-size: clamp(2.25rem, 4.8vw, 4.25rem);
  font-weight: 650;
}

h3 {
  font-size: 1.55rem;
}

.hero-intro {
  max-width: 650px;
  margin-bottom: 38px;
  color: var(--muted);
  font-size: clamp(1.05rem, 1.8vw, 1.3rem);
}

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

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 22px;
  min-height: 50px;
  padding: 0 20px;
  border: 1px solid transparent;
  border-radius: 12px;
  font-size: 0.88rem;
  font-weight: 700;
  transition:
    transform 180ms ease,
    background 180ms ease,
    border-color 180ms ease;
}

.button:hover {
  transform: translateY(-2px);
}

.button-primary {
  color: var(--accent-dark);
  background: var(--accent);
}

.button-primary:hover {
  background: #91f7c8;
}

.button-secondary {
  color: var(--text);
  border-color: var(--line);
  background: rgba(255, 255, 255, 0.025);
}

.button-secondary:hover {
  border-color: rgba(255, 255, 255, 0.28);
  background: rgba(255, 255, 255, 0.055);
}

.terminal-card {
  align-self: center;
  overflow: hidden;
  background: rgba(17, 24, 33, 0.85);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}

.terminal-bar {
  display: flex;
  align-items: center;
  gap: 7px;
  height: 48px;
  padding: 0 18px;
  border-bottom: 1px solid var(--line);
}

.terminal-bar > span {
  width: 8px;
  height: 8px;
  background: #44505e;
  border-radius: 50%;
}

.terminal-bar > span:first-child {
  background: #ff766b;
}

.terminal-bar > span:nth-child(2) {
  background: var(--warm);
}

.terminal-bar > span:nth-child(3) {
  background: var(--accent);
}

.terminal-bar p {
  margin: 0 0 0 8px;
  color: #687686;
  font-family: "SFMono-Regular", Consolas, monospace;
  font-size: 0.7rem;
}

.terminal-body {
  min-height: 300px;
  padding: 30px;
  font-family: "SFMono-Regular", Consolas, "Liberation Mono", monospace;
  font-size: 0.78rem;
}

.prompt {
  margin-right: 10px;
  color: var(--accent);
}

.terminal-body dl {
  margin: 25px 0 38px 20px;
}

.terminal-body dl div {
  display: grid;
  grid-template-columns: 90px 1fr;
  gap: 18px;
  margin: 13px 0;
}

.terminal-body dt {
  color: #687686;
}

.terminal-body dd {
  margin: 0;
  color: #c7d0d9;
}

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

.terminal-line {
  margin: 0;
  white-space: nowrap;
}

.cursor {
  color: var(--accent);
  animation: blink 800ms steps(2, start) infinite;
}

@keyframes blink {
  50% {
    opacity: 0;
  }
}

.hero-metrics {
  display: grid;
  grid-column: 1 / -1;
  grid-template-columns: repeat(3, 1fr);
  margin-top: 40px;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.hero-metrics div {
  display: flex;
  flex-direction: column;
  gap: 3px;
  padding: 24px 0;
}

.hero-metrics div + div {
  padding-left: 30px;
  border-left: 1px solid var(--line);
}

.hero-metrics strong {
  font-size: 0.95rem;
}

.hero-metrics span {
  color: var(--muted);
  font-size: 0.75rem;
}

.split-section,
.contact-section {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: 100px;
  border-top: 1px solid var(--line);
}

.about-copy {
  max-width: 650px;
  color: var(--muted);
  font-size: 1.02rem;
}

.about-copy .lead {
  color: var(--text);
  font-size: clamp(1.25rem, 2vw, 1.6rem);
  line-height: 1.45;
}

.project-grid {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: 16px;
  margin-top: 64px;
}

.project-card {
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  min-height: 390px;
  padding: 30px;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  transition:
    transform 240ms ease,
    border-color 240ms ease;
}

.project-card:hover {
  border-color: rgba(112, 242, 180, 0.36);
  transform: translateY(-4px);
}

.project-featured {
  grid-row: span 2;
  min-height: 796px;
  background:
    radial-gradient(circle at 80% 15%, rgba(112, 242, 180, 0.16), transparent 32%),
    var(--surface);
}

.project-featured h3 {
  max-width: 460px;
  font-size: clamp(2.2rem, 4vw, 4rem);
}

.project-card p {
  max-width: 560px;
  color: var(--muted);
}

.project-topline {
  display: flex;
  justify-content: space-between;
  font-family: "SFMono-Regular", Consolas, monospace;
  font-size: 0.7rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

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

.project-type {
  color: var(--muted);
}

.tag-list {
  display: flex;
  flex-wrap: wrap;
  gap: 7px;
  padding: 0;
  margin: 24px 0;
  list-style: none;
}

.tag-list li {
  padding: 6px 10px;
  color: #b7c1cc;
  background: rgba(255, 255, 255, 0.045);
  border: 1px solid var(--line);
  border-radius: 999px;
  font-size: 0.7rem;
}

.text-link {
  display: inline-flex;
  align-items: center;
  align-self: flex-start;
  gap: 12px;
  padding-bottom: 3px;
  color: var(--accent);
  border-bottom: 1px solid rgba(112, 242, 180, 0.35);
  font-size: 0.82rem;
  font-weight: 700;
}

.stack-section {
  border-top: 1px solid var(--line);
}

.stack-grid {
  margin-top: 64px;
  border-top: 1px solid var(--line);
}

.stack-group {
  display: grid;
  grid-template-columns: 70px 1fr;
  padding: 28px 0;
  border-bottom: 1px solid var(--line);
}

.stack-group > span {
  color: var(--accent);
  font-family: "SFMono-Regular", Consolas, monospace;
  font-size: 0.72rem;
}

.stack-group h3 {
  margin-bottom: 8px;
  font-size: 1.25rem;
}

.stack-group p {
  margin: 0;
  color: var(--muted);
}

.homelab-cta {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 40px;
  padding: clamp(42px, 7vw, 80px);
  color: var(--accent-dark);
  background: var(--accent);
  border-radius: 28px;
}

.homelab-cta .eyebrow {
  color: #176248;
}

.homelab-cta h2 {
  max-width: 650px;
  font-size: clamp(2.2rem, 4.5vw, 4.5rem);
}

.homelab-cta p:not(.eyebrow) {
  max-width: 650px;
  margin: 22px 0 0;
  color: #235a48;
}

.button-light {
  flex: 0 0 auto;
  color: var(--text);
  background: var(--bg);
}

.contact-section {
  margin-top: 120px;
}

.contact-panel > p {
  max-width: 590px;
  margin-bottom: 44px;
  color: var(--muted);
  font-size: 1.1rem;
}

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

.contact-links a {
  display: flex;
  justify-content: space-between;
  padding: 18px 0;
  border-bottom: 1px solid var(--line);
  font-size: 0.95rem;
  transition:
    color 180ms ease,
    padding 180ms ease;
}

.contact-links a:hover {
  padding-left: 8px;
  color: var(--accent);
}

.site-footer {
  display: grid;
  grid-template-columns: 1fr 1fr auto;
  gap: 20px;
  width: min(calc(100% - 40px), var(--max-width));
  margin: 0 auto;
  padding: 30px 0 42px;
  color: #6f7c89;
  border-top: 1px solid var(--line);
  font-size: 0.72rem;
}

.site-footer p {
  margin: 0;
}

.reveal {
  opacity: 0;
  transform: translateY(18px);
  transition:
    opacity 650ms ease,
    transform 650ms ease;
}

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

@media (max-width: 900px) {
  .nav-toggle {
    display: block;
  }

  .site-nav {
    position: fixed;
    top: 70px;
    right: 20px;
    left: 20px;
    display: none;
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    padding: 12px;
    color: var(--text);
    background: rgba(17, 24, 33, 0.97);
    border: 1px solid var(--line);
    border-radius: 18px;
    box-shadow: var(--shadow);
  }

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

  .site-nav a {
    padding: 14px;
  }

  .site-nav .nav-cta {
    margin-top: 6px;
    text-align: center;
  }

  .nav-toggle[aria-expanded="true"] span:first-child {
    transform: translateY(3px) rotate(45deg);
  }

  .nav-toggle[aria-expanded="true"] span:last-child {
    transform: translateY(-3px) rotate(-45deg);
  }

  .hero {
    grid-template-columns: 1fr;
    gap: 46px;
  }

  .terminal-card {
    max-width: 580px;
  }

  .split-section,
  .contact-section {
    grid-template-columns: 1fr;
    gap: 54px;
  }

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

  .project-featured {
    min-height: 560px;
  }

  .homelab-cta {
    align-items: flex-start;
    flex-direction: column;
  }
}

@media (max-width: 620px) {
  .site-header,
  .section,
  .site-footer {
    width: min(calc(100% - 28px), var(--max-width));
  }

  .section {
    padding: 88px 0;
  }

  .hero {
    min-height: auto;
    padding-top: 72px;
  }

  h1 {
    font-size: clamp(2.75rem, 13.5vw, 4.2rem);
  }

  .hero-actions .button {
    width: 100%;
  }

  .hero-metrics {
    grid-template-columns: 1fr;
  }

  .hero-metrics div + div {
    padding-left: 0;
    border-top: 1px solid var(--line);
    border-left: 0;
  }

  .terminal-body {
    min-height: 280px;
    padding: 24px 20px;
    font-size: 0.72rem;
  }

  .terminal-body dl {
    margin-left: 0;
  }

  .terminal-body dl div {
    grid-template-columns: 78px 1fr;
  }

  .project-card {
    min-height: 420px;
    padding: 24px;
  }

  .project-featured {
    min-height: 530px;
  }

  .project-topline {
    gap: 20px;
  }

  .stack-group {
    grid-template-columns: 44px 1fr;
  }

  .homelab-cta {
    width: calc(100% - 28px);
    padding: 34px 24px;
  }

  .contact-section {
    margin-top: 88px;
  }

  .site-footer {
    grid-template-columns: 1fr;
  }
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  *,
  *::before,
  *::after {
    scroll-behavior: auto !important;
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }

  .reveal {
    opacity: 1;
    transform: none;
  }
}