:root {
  --bg: #08192d;
  --bg-soft: #10243c;
  --text: #e8eefc;
  --muted: #9fb0d2;
  --subtle: #6f7f9f;
  --accent: #61ffe8;
  --accent-soft: rgba(97, 255, 232, 0.12);
  --line: rgba(159, 176, 210, 0.18);
  --panel: rgba(16, 36, 60, 0.78);
  --max: 1140px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  min-width: 320px;
  margin: 0;
  color: var(--text);
  background:
    radial-gradient(circle at 85% 12%, rgba(97, 255, 232, 0.08), transparent 28rem),
    linear-gradient(135deg, #071527 0%, var(--bg) 48%, #061323 100%);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  line-height: 1.6;
}

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

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

.site-shell {
  min-height: 100vh;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 10;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  padding: 28px clamp(20px, 4vw, 52px);
  background: rgba(8, 25, 45, 0.82);
  border-bottom: 1px solid rgba(159, 176, 210, 0.08);
  backdrop-filter: blur(18px);
}

.brand {
  position: relative;
  display: grid;
  width: 44px;
  height: 50px;
  place-items: center;
  color: var(--accent);
  font-family: "SF Mono", "Roboto Mono", Consolas, monospace;
  font-size: 14px;
  letter-spacing: 0;
}

.brand::before,
.brand::after {
  position: absolute;
  content: "";
  clip-path: polygon(50% 0, 94% 24%, 94% 76%, 50% 100%, 6% 76%, 6% 24%);
}

.brand::before {
  inset: 0;
  background: linear-gradient(135deg, var(--accent), #8fb4ff);
}

.brand::after {
  inset: 2px;
  background: var(--bg);
}

.brand span {
  position: relative;
  z-index: 1;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: clamp(14px, 2.3vw, 32px);
  color: var(--muted);
  font-family: "SF Mono", "Roboto Mono", Consolas, monospace;
  font-size: 13px;
}

.nav-links a {
  transition: color 180ms ease, border-color 180ms ease, background-color 180ms ease;
}

.nav-links a:hover,
.nav-links a:focus-visible {
  color: var(--accent);
}

.nav-links span {
  color: var(--accent);
}

.resume-link,
.primary-action,
.secondary-action {
  display: inline-flex;
  min-height: 48px;
  align-items: center;
  justify-content: center;
  padding: 0 24px;
  color: var(--accent);
  border: 1px solid var(--accent);
  border-radius: 4px;
  font-family: "SF Mono", "Roboto Mono", Consolas, monospace;
  font-size: 13px;
  white-space: nowrap;
}

.resume-link:hover,
.primary-action:hover,
.secondary-action:hover {
  background: var(--accent-soft);
}

.social-rail,
.email-rail {
  position: fixed;
  z-index: 5;
  bottom: 0;
  color: var(--muted);
}

.social-rail {
  left: clamp(18px, 4vw, 52px);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 18px;
  font-family: "SF Mono", "Roboto Mono", Consolas, monospace;
  font-size: 13px;
}

.social-rail::after,
.email-rail::after {
  display: block;
  width: 1px;
  height: 82px;
  margin-top: 18px;
  background: var(--muted);
  content: "";
}

.social-rail a {
  transition: color 180ms ease, transform 180ms ease;
}

.social-rail a:hover {
  color: var(--accent);
  transform: translateY(-2px);
}

.email-rail {
  right: clamp(18px, 4vw, 52px);
  display: flex;
  align-items: center;
  writing-mode: vertical-rl;
  font-family: "SF Mono", "Roboto Mono", Consolas, monospace;
  font-size: 12px;
  letter-spacing: 0.08em;
  transition: color 180ms ease, transform 180ms ease;
}

.email-rail:hover {
  color: var(--accent);
  transform: translateY(-2px);
}

main {
  width: min(var(--max), calc(100% - 48px));
  margin: 0 auto;
}

@media (min-width: 1100px) {
  main {
    width: min(var(--max), calc(100% - 240px));
  }
}

.hero {
  display: grid;
  min-height: calc(100vh - 108px);
  grid-template-columns: minmax(0, 1.15fr) minmax(280px, 0.85fr);
  align-items: center;
  gap: clamp(44px, 7vw, 96px);
  padding: 56px 0 88px;
}

.eyebrow,
.section-kicker {
  margin: 0 0 18px;
  color: var(--accent);
  font-family: "SF Mono", "Roboto Mono", Consolas, monospace;
  font-size: 15px;
}

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

h1 {
  margin-bottom: 10px;
  color: var(--text);
  font-size: clamp(48px, 7vw, 84px);
  line-height: 1;
  letter-spacing: 0;
}

.headline {
  margin-bottom: 28px;
  color: var(--muted);
  font-size: clamp(34px, 5vw, 60px);
  font-weight: 700;
  line-height: 1.08;
}

.intro {
  max-width: 610px;
  color: var(--muted);
  font-size: 18px;
}

.hero-actions,
.contact-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  margin-top: 36px;
}

.secondary-action {
  color: var(--muted);
  border-color: var(--line);
}

.portrait-wrap {
  position: relative;
  width: min(100%, 360px);
  justify-self: end;
}

.portrait-wrap::before,
.portrait-wrap::after {
  position: absolute;
  content: "";
}

.portrait-wrap::before {
  inset: 20px -20px -20px 20px;
  border: 1px solid var(--accent);
  border-radius: 8px;
}

.portrait-wrap::after {
  inset: 0;
  background: linear-gradient(135deg, rgba(97, 255, 232, 0.22), transparent 48%);
  border-radius: 8px;
  mix-blend-mode: screen;
  pointer-events: none;
}

.portrait-wrap img {
  position: relative;
  z-index: 1;
  aspect-ratio: 4 / 5;
  width: 100%;
  object-fit: cover;
  object-position: 50% 25%;
  border-radius: 8px;
  border: 1px solid rgba(97, 255, 232, 0.34);
  filter: contrast(1.03) brightness(0.94);
}

.section {
  padding: 92px 0;
  border-top: 1px solid var(--line);
}

.two-column,
.skills-section {
  display: grid;
  grid-template-columns: 0.8fr 1.2fr;
  gap: clamp(36px, 6vw, 82px);
}

h2 {
  max-width: 720px;
  color: var(--text);
  font-size: clamp(28px, 4vw, 44px);
  line-height: 1.18;
  letter-spacing: 0;
}

h3 {
  margin-bottom: 8px;
  color: var(--text);
  font-size: 20px;
  line-height: 1.3;
}

.section-copy,
.timeline p,
.skill-grid,
.project-list,
.contact-section p {
  color: var(--muted);
}

.section-copy p {
  max-width: 680px;
  margin-bottom: 18px;
}

.timeline {
  display: grid;
  gap: 24px;
  margin-top: 28px;
}

.timeline-item {
  display: grid;
  grid-template-columns: 168px minmax(0, 1fr);
  gap: 28px;
  padding: 26px;
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 8px;
}

.date {
  color: var(--accent);
  font-family: "SF Mono", "Roboto Mono", Consolas, monospace;
  font-size: 13px;
}

.role {
  margin-bottom: 14px;
  color: var(--subtle);
}

.skill-grid,
.project-list {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
}

.skill-grid article,
.project-list article {
  padding: 24px;
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 8px;
}

ul {
  margin: 16px 0 0;
  padding: 0;
  list-style: none;
}

li {
  position: relative;
  margin-bottom: 12px;
  padding-left: 20px;
}

li::before {
  position: absolute;
  left: 0;
  color: var(--accent);
  content: ">";
  font-family: "SF Mono", "Roboto Mono", Consolas, monospace;
}

.projects-section {
  padding-top: 48px;
}

.project-list {
  grid-template-columns: repeat(2, minmax(0, 1fr));
  margin-top: 26px;
}

.contact-section {
  max-width: 720px;
  margin: 0 auto;
  padding-bottom: 128px;
  text-align: center;
}

.contact-section .section-kicker {
  margin-bottom: 10px;
}

.contact-section h2 {
  margin-right: auto;
  margin-left: auto;
}

.contact-section p {
  font-size: 18px;
}

.contact-actions {
  justify-content: center;
}

@media (max-width: 980px) {
  .social-rail,
  .email-rail {
    display: none;
  }

  .site-header {
    position: static;
  }

  .nav-links {
    gap: 14px;
    font-size: 12px;
  }

  .hero {
    min-height: auto;
    grid-template-columns: 1fr;
    padding-top: 44px;
  }

  .portrait-wrap {
    justify-self: start;
    width: min(100%, 340px);
  }

  .two-column,
  .skills-section {
    grid-template-columns: 1fr;
  }

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

@media (max-width: 720px) {
  main {
    width: min(100% - 36px, var(--max));
  }

  .site-header {
    align-items: flex-start;
    padding: 20px 18px;
  }

  .nav-links {
    flex-wrap: wrap;
    justify-content: flex-end;
  }

  .nav-links a:not(.resume-link) span {
    display: none;
  }

  .hero {
    gap: 36px;
    padding-bottom: 68px;
  }

  h1 {
    font-size: clamp(42px, 15vw, 64px);
  }

  .headline {
    font-size: clamp(30px, 11vw, 48px);
  }

  .intro,
  .contact-section p {
    font-size: 16px;
  }

  .section {
    padding: 68px 0;
  }

  .timeline-item {
    grid-template-columns: 1fr;
    gap: 8px;
    padding: 22px;
  }

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

@media (max-width: 520px) {
  .site-header {
    display: block;
  }

  .brand {
    margin-bottom: 18px;
  }

  .nav-links {
    justify-content: flex-start;
  }

  .resume-link,
  .primary-action,
  .secondary-action {
    width: 100%;
  }

  .hero-actions,
  .contact-actions {
    width: 100%;
  }

  .portrait-wrap::before {
    inset: 14px -10px -14px 14px;
  }
}