:root {
  color-scheme: dark;
  --bg: #0f1211;
  --bg-deep: #090b0b;
  --text: #edf1ec;
  --muted: #a7b0aa;
  --dim: #737f79;
  --line: rgba(237, 241, 236, 0.14);
  --panel: rgba(23, 29, 28, 0.78);
  --panel-solid: #161d1c;
  --teal: #4db6ac;
  --amber: #d99b4a;
  --moss: #8ca36d;
  --red: #c46a5c;
  --shadow: rgba(0, 0, 0, 0.38);
  --max: 1180px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  min-width: 320px;
  margin: 0;
  color: var(--text);
  background:
    linear-gradient(90deg, rgba(255, 255, 255, 0.025) 1px, transparent 1px) 0 0 / 58px 58px,
    linear-gradient(180deg, var(--bg), var(--bg-deep) 62%, #11100d);
  font-family:
    Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI",
    sans-serif;
  line-height: 1.55;
}

body::before {
  position: fixed;
  inset: 0;
  z-index: -1;
  pointer-events: none;
  content: "";
  background:
    radial-gradient(circle at 74% 18%, rgba(77, 182, 172, 0.12), transparent 30%),
    radial-gradient(circle at 20% 82%, rgba(217, 155, 74, 0.09), transparent 28%);
}

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

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

.site-header {
  position: fixed;
  top: 0;
  right: 0;
  left: 0;
  z-index: 20;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  width: min(100%, var(--max));
  min-height: 68px;
  margin: 0 auto;
  padding: 18px 24px;
  color: rgba(237, 241, 236, 0.88);
  transition: background 180ms ease, border-color 180ms ease, backdrop-filter 180ms ease;
}

.site-header.is-scrolled {
  border-right: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  border-left: 1px solid var(--line);
  background: rgba(12, 15, 14, 0.84);
  backdrop-filter: blur(14px);
}

.brand,
.nav-links,
.hero-actions,
.contact-links {
  display: flex;
  align-items: center;
}

.brand {
  gap: 10px;
  font-size: 0.88rem;
  font-weight: 700;
  letter-spacing: 0;
  text-transform: uppercase;
}

.brand-mark {
  display: grid;
  width: 34px;
  height: 34px;
  place-items: center;
  border: 1px solid rgba(77, 182, 172, 0.55);
  color: var(--teal);
  background: rgba(77, 182, 172, 0.08);
  font-family: "SFMono-Regular", Consolas, "Liberation Mono", monospace;
  font-size: 0.76rem;
}

.nav-links {
  gap: 4px;
  padding: 4px;
  border: 1px solid rgba(237, 241, 236, 0.1);
  background: rgba(15, 18, 17, 0.42);
}

.nav-links a {
  padding: 8px 12px;
  color: var(--muted);
  font-size: 0.84rem;
  transition: color 160ms ease, background 160ms ease;
}

.nav-links a:hover,
.nav-links a:focus-visible {
  color: var(--text);
  background: rgba(255, 255, 255, 0.06);
  outline: none;
}

.hero {
  position: relative;
  min-height: 94vh;
  padding: 132px max(24px, calc((100vw - var(--max)) / 2 + 24px)) 84px;
  overflow: hidden;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  align-items: end;
  border-bottom: 1px solid var(--line);
}

.hero-media {
  position: absolute;
  inset: 0;
  z-index: -2;
}

.hero-media::after {
  position: absolute;
  inset: 0;
  content: "";
  background:
    linear-gradient(90deg, rgba(9, 11, 11, 0.92) 0%, rgba(9, 11, 11, 0.7) 38%, rgba(9, 11, 11, 0.24) 72%),
    linear-gradient(0deg, rgba(9, 11, 11, 0.94) 0%, rgba(9, 11, 11, 0.08) 54%);
}

.hero-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: 68% center;
}

.trace-overlay {
  position: absolute;
  top: 96px;
  right: max(20px, calc((100vw - var(--max)) / 2 + 24px));
  z-index: 1;
  display: grid;
  gap: 8px;
  width: min(380px, 36vw);
  padding: 14px;
  border: 1px solid rgba(77, 182, 172, 0.28);
  background: rgba(10, 14, 13, 0.58);
  box-shadow: 0 20px 60px var(--shadow);
  font-family: "SFMono-Regular", Consolas, "Liberation Mono", monospace;
  font-size: 0.72rem;
  color: rgba(237, 241, 236, 0.78);
}

.trace-overlay span:nth-child(2) {
  color: rgba(77, 182, 172, 0.9);
}

.trace-overlay span:nth-child(3) {
  color: rgba(217, 155, 74, 0.9);
}

.hero-content {
  width: min(720px, 100%);
}

.eyebrow,
.section-label,
.area-code {
  color: var(--amber);
  font-family: "SFMono-Regular", Consolas, "Liberation Mono", monospace;
  font-size: 0.76rem;
  font-weight: 700;
  text-transform: uppercase;
}

.eyebrow {
  margin: 0 0 18px;
}

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

h1 {
  max-width: 9ch;
  margin-bottom: 22px;
  font-size: clamp(4.7rem, 8vw, 8.8rem);
  line-height: 0.92;
  letter-spacing: 0;
}

.hero-copy {
  max-width: 760px;
  margin-bottom: 34px;
  color: rgba(237, 241, 236, 0.84);
  font-size: clamp(1.25rem, 2vw, 1.72rem);
  line-height: 1.35;
}

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

.hero-actions a,
.contact-links a {
  min-height: 44px;
  padding: 10px 16px;
  border: 1px solid rgba(237, 241, 236, 0.16);
  background: rgba(237, 241, 236, 0.07);
  color: var(--text);
  font-weight: 700;
  transition: border-color 160ms ease, background 160ms ease, transform 160ms ease;
}

.hero-actions a:first-child,
.contact-links a {
  border-color: rgba(77, 182, 172, 0.6);
  background: rgba(77, 182, 172, 0.12);
}

.hero-actions a:hover,
.hero-actions a:focus-visible,
.contact-links a:hover,
.contact-links a:focus-visible {
  border-color: rgba(237, 241, 236, 0.44);
  background: rgba(237, 241, 236, 0.12);
  outline: none;
  transform: translateY(-1px);
}

.signal-panel {
  position: absolute;
  right: max(24px, calc((100vw - var(--max)) / 2 + 24px));
  bottom: 72px;
  width: min(390px, calc(100vw - 48px));
  border: 1px solid var(--line);
  background: rgba(16, 20, 19, 0.82);
  box-shadow: 0 24px 70px var(--shadow);
  backdrop-filter: blur(16px);
}

.panel-line {
  display: grid;
  grid-template-columns: 76px minmax(0, 1fr);
  gap: 14px;
  padding: 14px 16px;
  border-bottom: 1px solid var(--line);
  font-family: "SFMono-Regular", Consolas, "Liberation Mono", monospace;
  font-size: 0.76rem;
}

.panel-line:last-child {
  border-bottom: 0;
}

.panel-line span {
  color: var(--dim);
}

.panel-line strong {
  color: rgba(237, 241, 236, 0.88);
  font-weight: 600;
}

.section {
  display: grid;
  grid-template-columns: 220px minmax(0, 1fr);
  gap: clamp(28px, 5vw, 80px);
  width: min(100%, var(--max));
  margin: 0 auto;
  padding: 108px 24px;
  border-bottom: 1px solid var(--line);
  scroll-margin-top: 84px;
}

.section-label {
  position: sticky;
  top: 96px;
  align-self: start;
  color: var(--moss);
}

.section-body {
  min-width: 0;
}

.section-heading {
  display: grid;
  grid-template-columns: minmax(0, 0.95fr) minmax(260px, 0.75fr);
  gap: 44px;
  align-items: end;
  margin-bottom: 36px;
}

.section-heading.compact {
  display: block;
  max-width: 790px;
}

h2 {
  margin-bottom: 20px;
  font-size: clamp(2rem, 4vw, 4rem);
  line-height: 1.02;
  letter-spacing: 0;
}

.section-heading p,
.about-grid p,
.contact-shell p {
  color: var(--muted);
  font-size: 1rem;
}

.about-grid {
  display: grid;
  grid-template-columns: minmax(0, 0.92fr) minmax(340px, 0.78fr);
  gap: 48px;
  align-items: start;
}

.terminal-note {
  display: grid;
  gap: 9px;
  padding: 20px;
  border: 1px solid rgba(77, 182, 172, 0.24);
  background:
    linear-gradient(180deg, rgba(77, 182, 172, 0.06), transparent),
    rgba(13, 17, 16, 0.84);
  box-shadow: 0 24px 70px var(--shadow);
  color: rgba(237, 241, 236, 0.75);
  font-family: "SFMono-Regular", Consolas, "Liberation Mono", monospace;
  font-size: 0.78rem;
  overflow: hidden;
}

.terminal-note span {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.terminal-note span:first-child {
  color: var(--teal);
}

.area-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  border-top: 1px solid var(--line);
  border-left: 1px solid var(--line);
}

.area-card {
  min-height: 248px;
  padding: 24px;
  border-right: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  background: rgba(18, 23, 22, 0.56);
}

.area-card:nth-child(2n) {
  background: rgba(23, 27, 24, 0.58);
}

.area-card:nth-child(3n) .area-code {
  color: var(--red);
}

.area-card h3,
.capability-list h3 {
  margin-bottom: 14px;
  font-size: 1.12rem;
  line-height: 1.2;
}

.area-card p,
.capability-list p {
  margin-bottom: 0;
  color: var(--muted);
  font-size: 0.95rem;
}

.area-code {
  display: block;
  margin-bottom: 54px;
}

.capability-list {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
}

.capability-list article {
  min-height: 180px;
  padding: 24px;
  background:
    linear-gradient(135deg, rgba(255, 255, 255, 0.035), transparent 36%),
    var(--panel-solid);
}

.capability-list article:nth-child(4n + 2) {
  border-top: 3px solid rgba(77, 182, 172, 0.52);
}

.capability-list article:nth-child(4n + 3) {
  border-top: 3px solid rgba(217, 155, 74, 0.58);
}

.contact-section {
  padding: 108px max(24px, calc((100vw - var(--max)) / 2 + 24px));
  scroll-margin-top: 84px;
}

.contact-shell {
  display: grid;
  grid-template-columns: minmax(0, 0.94fr) minmax(300px, 0.56fr);
  gap: 48px;
  align-items: center;
  padding: clamp(28px, 5vw, 56px);
  border: 1px solid rgba(237, 241, 236, 0.15);
  background:
    linear-gradient(135deg, rgba(77, 182, 172, 0.13), transparent 34%),
    linear-gradient(315deg, rgba(217, 155, 74, 0.12), transparent 32%),
    rgba(17, 22, 21, 0.76);
  box-shadow: 0 26px 80px var(--shadow);
}

.contact-shell h2 {
  max-width: 820px;
}

.contact-shell p {
  max-width: 760px;
  margin-bottom: 0;
}

.contact-links {
  align-items: stretch;
  flex-direction: column;
  gap: 10px;
}

.contact-links span {
  padding: 12px 14px;
  border-left: 2px solid rgba(237, 241, 236, 0.16);
  background: rgba(255, 255, 255, 0.04);
  color: var(--muted);
  font-family: "SFMono-Regular", Consolas, "Liberation Mono", monospace;
  font-size: 0.82rem;
}

.site-footer {
  display: flex;
  justify-content: space-between;
  gap: 20px;
  width: min(100%, var(--max));
  margin: 0 auto;
  padding: 26px 24px 42px;
  color: var(--dim);
  font-family: "SFMono-Regular", Consolas, "Liberation Mono", monospace;
  font-size: 0.76rem;
}

@media (max-width: 980px) {
  .site-header {
    min-height: 64px;
  }

  .hero {
    min-height: auto;
    padding-top: 120px;
  }

  .trace-overlay {
    display: none;
  }

  .signal-panel {
    position: relative;
    right: auto;
    bottom: auto;
    margin-top: 44px;
  }

  .section,
  .section-heading,
  .about-grid,
  .contact-shell {
    grid-template-columns: 1fr;
  }

  .section-label {
    position: static;
  }

  .area-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 680px) {
  body {
    background-size: 42px 42px;
  }

  .site-header {
    padding: 14px 18px;
  }

  .brand {
    font-size: 0.78rem;
  }

  .nav-links {
    display: none;
  }

  .hero {
    min-height: 100svh;
    padding: 104px 18px 48px;
  }

  .hero-media::after {
    background:
      linear-gradient(90deg, rgba(9, 11, 11, 0.94) 0%, rgba(9, 11, 11, 0.7) 100%),
      linear-gradient(0deg, rgba(9, 11, 11, 0.96) 0%, rgba(9, 11, 11, 0.18) 62%);
  }

  .hero-media img {
    object-position: 70% center;
  }

  h1 {
    font-size: 4.4rem;
  }

  h2 {
    font-size: 2.2rem;
  }

  .hero-copy {
    font-size: 1.18rem;
  }

  .hero-actions a,
  .contact-links a {
    width: 100%;
    justify-content: center;
    text-align: center;
  }

  .panel-line {
    grid-template-columns: 1fr;
    gap: 4px;
  }

  .section,
  .contact-section {
    padding: 72px 18px;
  }

  .terminal-note {
    font-size: 0.72rem;
  }

  .area-grid,
  .capability-list {
    grid-template-columns: 1fr;
  }

  .area-card,
  .capability-list article {
    min-height: auto;
  }

  .area-code {
    margin-bottom: 34px;
  }

  .site-footer {
    flex-direction: column;
    padding-right: 18px;
    padding-left: 18px;
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    scroll-behavior: auto !important;
    transition-duration: 0.01ms !important;
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
  }
}

/* --- Resume / availability page additions --- */

.status-dot {
  display: inline-block;
  width: 9px;
  height: 9px;
  margin-right: 8px;
  border-radius: 50%;
  background: var(--moss);
  box-shadow: 0 0 0 3px rgba(140, 163, 109, 0.22);
}

.timeline {
  display: grid;
  gap: 1px;
  background: var(--line);
  border-top: 1px solid var(--line);
  border-left: 1px solid var(--line);
  border-right: 1px solid var(--line);
}

.timeline-item {
  display: grid;
  grid-template-columns: 150px minmax(0, 1fr);
  gap: 24px;
  padding: 26px 24px;
  background: var(--panel-solid);
}

.timeline-item:nth-child(2n) {
  background: rgba(23, 27, 24, 0.58);
}

.timeline-dates {
  color: var(--amber);
  font-family: "SFMono-Regular", Consolas, "Liberation Mono", monospace;
  font-size: 0.76rem;
  font-weight: 700;
  text-transform: uppercase;
}

.timeline-body h3 {
  margin-bottom: 4px;
  font-size: 1.08rem;
}

.timeline-org {
  display: block;
  margin-bottom: 12px;
  color: var(--muted);
  font-size: 0.88rem;
}

.timeline-body ul {
  margin: 0;
  padding-left: 18px;
  color: var(--muted);
  font-size: 0.94rem;
  line-height: 1.6;
}

.timeline-body li {
  margin-bottom: 2px;
}

.timeline-body a,
.skill-chip a {
  color: var(--teal);
  border-bottom: 1px solid rgba(77, 182, 172, 0.4);
  transition: color 160ms ease, border-color 160ms ease;
}

.timeline-body a:hover,
.skill-chip a:hover {
  color: var(--text);
  border-color: var(--text);
}

.tool-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
}

.tool-chip {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 64px;
  padding: 14px;
  background: var(--panel-solid);
  color: var(--text);
  font-size: 0.9rem;
  font-weight: 600;
  text-align: center;
  transition: background 160ms ease, color 160ms ease;
}

.tool-chip:hover,
.tool-chip:focus-visible {
  background: rgba(77, 182, 172, 0.14);
  color: var(--teal);
  outline: none;
}

.engagement-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
  margin-bottom: 36px;
}

.engagement-card {
  padding: 28px 24px;
  background: var(--panel-solid);
}

.engagement-card .area-code {
  margin-bottom: 14px;
}

.engagement-card h3 {
  margin-bottom: 10px;
  font-size: 1.14rem;
}

.engagement-card p {
  margin-bottom: 0;
  color: var(--muted);
  font-size: 0.94rem;
}

.referee-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 24px;
}

.referee-card {
  padding: 20px;
  border: 1px solid var(--line);
  background: rgba(18, 23, 22, 0.56);
}

.referee-card strong {
  display: block;
  margin-bottom: 4px;
  font-size: 1rem;
}

.referee-card span {
  display: block;
  color: var(--muted);
  font-size: 0.88rem;
}

.back-link {
  color: var(--muted);
  font-family: "SFMono-Regular", Consolas, "Liberation Mono", monospace;
  font-size: 0.82rem;
}

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

@media (max-width: 980px) {
  .timeline-item {
    grid-template-columns: 1fr;
    gap: 8px;
  }

  .tool-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .engagement-grid,
  .referee-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 680px) {
  .tool-grid {
    grid-template-columns: 1fr;
  }
}