:root {
  --ink: #060812;
  --ink-soft: #0c0f19;
  --cream: #ece7d4;
  --cream-dim: rgba(236, 231, 212, 0.62);
  --cream-faint: rgba(236, 231, 212, 0.17);
  --glow: #f5e6c8;
  --red: #da2d3d;
  --line: rgba(236, 231, 212, 0.14);
  --gutter: clamp(1.25rem, 5vw, 4.5rem);
  --display: Arial, Helvetica, sans-serif;
  --mono: "SFMono-Regular", "Cascadia Code", "Roboto Mono", Consolas, monospace;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  scrollbar-color: rgba(236, 231, 212, 0.25) transparent;
  scrollbar-width: thin;
}

body {
  margin: 0;
  min-height: 100vh;
  overflow-x: hidden;
  background:
    radial-gradient(circle at 76% 20%, rgba(196, 45, 61, 0.075), transparent 28rem),
    radial-gradient(circle at 24% 68%, rgba(245, 230, 200, 0.045), transparent 32rem),
    var(--ink);
  color: var(--cream);
  font-family: var(--display);
  font-size: 16px;
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
}

body::before {
  position: fixed;
  inset: 0;
  z-index: 0;
  pointer-events: none;
  content: "";
  opacity: 0.22;
  background:
    repeating-linear-gradient(115deg, transparent 0 17px, rgba(236, 231, 212, 0.012) 18px 19px),
    repeating-linear-gradient(25deg, transparent 0 29px, rgba(218, 45, 61, 0.01) 30px 31px);
  mix-blend-mode: screen;
}

a {
  color: inherit;
}

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

button {
  font: inherit;
}

::selection {
  color: var(--ink);
  background: var(--cream);
}

:focus-visible {
  outline: 1px solid var(--red);
  outline-offset: 5px;
}

.particle-field,
.particle-canvas {
  position: fixed;
  inset: 0;
  width: 100vw;
  height: 100vh;
  pointer-events: none;
}

.particle-field {
  /* Keep the wrapper out of a stacking context so the two canvas layers can
     genuinely sit on opposite sides of the content. */
  z-index: auto;
}

.particle-canvas--back {
  z-index: 1;
  opacity: 0.98;
}

.particle-canvas--front {
  z-index: 4;
  opacity: 1;
}

.site-header {
  position: fixed;
  inset: 0 0 auto;
  z-index: 30;
  display: flex;
  align-items: center;
  min-height: 68px;
  padding: 0.8rem var(--gutter);
  border-bottom: 1px solid rgba(236, 231, 212, 0.06);
  background: rgba(6, 8, 18, 0.94);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 0.75rem;
  text-decoration: none;
}

.brand-mark {
  font-size: 1.45rem;
  font-weight: 900;
  letter-spacing: -0.08em;
}

.site-nav {
  display: flex;
  align-items: center;
  gap: clamp(1rem, 3vw, 2.6rem);
  margin-left: auto;
}

.site-nav a,
.menu-toggle {
  position: relative;
  border: 0;
  color: var(--cream-dim);
  background: transparent;
  font-family: var(--mono);
  font-size: 0.66rem;
  letter-spacing: 0.18em;
  text-decoration: none;
  text-transform: uppercase;
  cursor: pointer;
}

.site-nav a::after {
  position: absolute;
  right: 0;
  bottom: -0.48rem;
  left: 0;
  height: 1px;
  content: "";
  background: var(--red);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 260ms ease;
}

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

.site-nav a:hover::after,
.site-nav a:focus-visible::after {
  transform: scaleX(1);
}

.menu-toggle {
  display: none;
  margin-left: auto;
}

.scene-hud {
  position: fixed;
  right: var(--gutter);
  bottom: 1.35rem;
  z-index: 20;
  display: flex;
  align-items: center;
  gap: 0.55rem;
  padding: 0.55rem 0.72rem;
  border: 1px solid var(--line);
  color: rgba(236, 231, 212, 0.5);
  background: rgba(6, 8, 18, 0.92);
  font-family: var(--mono);
  font-size: 0.58rem;
  letter-spacing: 0.15em;
}

.scene-dot,
.status-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--red);
  box-shadow: 0 0 14px rgba(218, 45, 61, 0.9);
}

.scene-divider {
  opacity: 0.38;
}

.scene-name {
  min-width: 4.4rem;
  margin-left: 0.25rem;
  color: var(--cream);
  text-transform: uppercase;
}

main {
  position: relative;
  z-index: auto;
}

@media (min-width: 721px) and (pointer: fine) {
  html {
    scroll-snap-type: y mandatory;
  }

  .scene {
    scroll-snap-align: start;
    scroll-snap-stop: always;
  }

  footer {
    scroll-snap-align: end;
  }
}

.scene {
  position: relative;
  display: flex;
  align-items: center;
  min-height: 100svh;
  padding: clamp(4.75rem, 8vh, 6rem) var(--gutter);
  scroll-margin-top: 0;
}

.scene::before {
  position: absolute;
  top: 50%;
  right: -0.02em;
  z-index: 0;
  max-width: 72vw;
  overflow: hidden;
  content: attr(data-mark);
  color: rgba(236, 231, 212, 0.018);
  font-size: clamp(8rem, 19vw, 19rem);
  font-weight: 900;
  line-height: 0.72;
  letter-spacing: -0.085em;
  white-space: nowrap;
  transform: translateY(-50%);
  -webkit-text-stroke: 1px rgba(236, 231, 212, 0.036);
  pointer-events: none;
}

.scene:not(.scene--hero)::before {
  display: none;
}

.scene-copy,
.section-shell,
.contribution-shell,
.contact-shell {
  width: min(100%, 1280px);
  margin: 0 auto;
}

.scene--hero {
  min-height: 100svh;
  padding-top: 7rem;
}

.hero-copy {
  position: relative;
  z-index: 6;
}

.eyebrow {
  display: flex;
  align-items: center;
  gap: 0.7rem;
  margin: 0 0 1rem;
  color: rgba(236, 231, 212, 0.54);
  font-family: var(--mono);
  font-size: clamp(0.62rem, 0.75vw, 0.72rem);
  letter-spacing: 0.22em;
  text-transform: uppercase;
}

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

h1 {
  width: max-content;
  max-width: 100%;
  margin-bottom: 1.35rem;
  font-size: clamp(3.6rem, 7vw, 7rem);
  font-weight: 420;
  line-height: 0.9;
  letter-spacing: -0.075em;
}

.hero-title-line {
  display: block;
  white-space: nowrap;
}

.hero-lede {
  max-width: 38rem;
  margin-bottom: 1.35rem;
  color: var(--cream-dim);
  font-size: clamp(0.96rem, 1.35vw, 1.14rem);
  line-height: 1.5;
}

.scroll-cue {
  position: absolute;
  bottom: 2.4rem;
  left: var(--gutter);
  display: flex;
  align-items: center;
  gap: 1rem;
  color: rgba(236, 231, 212, 0.4);
  font-family: var(--mono);
  font-size: 0.56rem;
  letter-spacing: 0.2em;
}

.scroll-cue i {
  display: block;
  width: 5rem;
  height: 1px;
  overflow: hidden;
  background: var(--line);
}

.scroll-cue i::after {
  display: block;
  width: 42%;
  height: 100%;
  content: "";
  background: var(--red);
  animation: scan-line 2.2s ease-in-out infinite;
}

.section-intro {
  position: relative;
  z-index: 6;
  max-width: 36rem;
  margin-bottom: clamp(1.25rem, 2.2vw, 2rem);
}

h2 {
  margin-bottom: 1rem;
  font-size: clamp(2.6rem, 4.5vw, 5.4rem);
  font-weight: 380;
  line-height: 0.98;
  letter-spacing: -0.06em;
}

.section-intro > p:last-child {
  max-width: 36rem;
  color: var(--cream-dim);
  font-size: clamp(0.96rem, 1.35vw, 1.12rem);
}

.cert-grid {
  position: relative;
  z-index: 6;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1rem;
}

.cert-card,
.service-card,
.cve-card {
  background: linear-gradient(145deg, rgba(17, 20, 32, 0.6), rgba(7, 9, 18, 0.54));
}

.cert-card {
  position: relative;
  min-height: 11.75rem;
  padding: 1.1rem;
  overflow: hidden;
  border: 1px solid var(--line);
  transition: border-color 280ms ease, transform 280ms ease;
}

.cert-card::before {
  position: absolute;
  inset: auto 1.3rem 1.3rem;
  height: 1px;
  content: "";
  background: linear-gradient(90deg, var(--red), transparent 72%);
  transform: scaleX(0.2);
  transform-origin: left;
  transition: transform 420ms ease;
}

.cert-card:hover {
  border-color: rgba(218, 45, 61, 0.5);
  transform: translateY(-5px);
}

.cert-card:hover::before {
  transform: scaleX(1);
}

.card-index,
.cve-meta {
  color: rgba(236, 231, 212, 0.42);
  font-family: var(--mono);
  font-size: 0.6rem;
  letter-spacing: 0.18em;
}

.cert-card strong {
  display: block;
  margin: 1.2rem 0 0.45rem;
  color: var(--cream);
  font-size: clamp(2.5rem, 4vw, 4.2rem);
  font-weight: 720;
  letter-spacing: -0.07em;
}

.cert-card h3 {
  max-width: 18rem;
  margin-bottom: 0.45rem;
  font-size: 1rem;
  font-weight: 560;
  line-height: 1.25;
}

.cert-card p {
  max-width: 18rem;
  color: var(--cream-dim);
  font-size: 0.86rem;
}

.cert-signal {
  position: absolute;
  top: 1.2rem;
  right: 1.2rem;
  display: flex;
  gap: 4px;
}

.cert-signal span {
  width: 3px;
  height: 3px;
  border-radius: 50%;
  background: var(--cream-faint);
}

.cert-signal span:first-child {
  background: var(--red);
  box-shadow: 0 0 8px var(--red);
}

.scene--research {
  min-height: 100svh;
}

.cve-list {
  position: relative;
  z-index: 6;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1rem;
  max-width: 70rem;
}

.cve-card {
  padding: clamp(1.2rem, 2vw, 1.7rem);
  border: 1px solid var(--line);
  transition: border-color 280ms ease, transform 280ms ease;
}

.cve-card:hover {
  border-color: rgba(218, 45, 61, 0.46);
  transform: translateX(6px);
}

.cve-meta,
.cve-main {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.cve-meta {
  padding-bottom: 1rem;
  border-bottom: 1px solid var(--line);
}

.cve-main {
  margin-top: 1.15rem;
}

.cve-main h3 {
  margin: 0;
  font-family: var(--mono);
  font-size: clamp(1.45rem, 4vw, 3.5rem);
  font-weight: 500;
  letter-spacing: -0.04em;
}

.cve-card > p {
  max-width: 35rem;
  margin: 0.75rem 0 0;
  color: var(--cream-dim);
}

.cve-copy {
  display: inline-flex;
  align-items: center;
  gap: 1rem;
  padding: 0.7rem 0;
  border: 0;
  border-bottom: 1px solid var(--red);
  color: var(--cream);
  background: none;
  font-family: var(--mono);
  font-size: 0.6rem;
  letter-spacing: 0.18em;
  cursor: pointer;
  text-decoration: none;
}

.scene--projects,
.scene--surface {
  min-height: 100svh;
}

.project-grid {
  position: relative;
  z-index: 6;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1rem;
}

.project-card {
  position: relative;
  min-height: 18rem;
  padding: clamp(1.2rem, 2vw, 1.7rem);
  overflow: hidden;
  border: 1px solid var(--line);
  color: var(--cream);
  background: linear-gradient(145deg, rgba(17, 20, 32, 0.72), rgba(7, 9, 18, 0.64));
  text-decoration: none;
  transition: border-color 280ms ease, transform 280ms ease, background 280ms ease;
}

.project-card::before {
  position: absolute;
  top: 2.5rem;
  right: -0.04em;
  z-index: 0;
  content: attr(data-host);
  color: rgba(236, 231, 212, 0.025);
  font-size: clamp(4.5rem, 9vw, 8rem);
  font-weight: 900;
  line-height: 0.8;
  letter-spacing: -0.09em;
  pointer-events: none;
}

.project-card > * {
  position: relative;
  z-index: 2;
}

.project-card::after {
  position: absolute;
  right: -4rem;
  bottom: -5rem;
  width: 11rem;
  height: 11rem;
  border: 1px solid rgba(218, 45, 61, 0.2);
  border-radius: 50%;
  content: "";
  box-shadow: 0 0 0 2rem rgba(218, 45, 61, 0.025), 0 0 0 4rem rgba(218, 45, 61, 0.018);
  transition: transform 420ms ease, border-color 280ms ease;
}

.project-card:hover {
  border-color: rgba(218, 45, 61, 0.56);
  background: linear-gradient(145deg, rgba(23, 25, 38, 0.82), rgba(8, 10, 19, 0.72));
  transform: translateY(-5px);
}

.project-card:hover::after {
  border-color: rgba(218, 45, 61, 0.58);
  transform: scale(1.16);
}

.project-topline,
.surface-meta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  color: rgba(236, 231, 212, 0.42);
  font-family: var(--mono);
  font-size: 0.56rem;
  letter-spacing: 0.17em;
}

.project-topline {
  padding-bottom: 0.9rem;
  border-bottom: 1px solid var(--line);
}

.project-topline strong {
  color: var(--cream);
  font-size: 0.8rem;
  font-weight: 760;
  letter-spacing: 0.2em;
}

.project-topline span {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
}

.project-topline i {
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: #4da66d;
  box-shadow: 0 0 10px rgba(77, 166, 109, 0.7);
}

.project-title-row {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 1rem;
  margin-top: 1.1rem;
}

.project-title-row p {
  margin-bottom: 0.28rem;
  color: var(--red);
  font-family: var(--mono);
  font-size: 0.58rem;
  letter-spacing: 0.16em;
}

.project-card h3 {
  margin: 0;
  font-size: clamp(2.2rem, 4vw, 4.3rem);
  font-weight: 430;
  line-height: 0.9;
  letter-spacing: -0.07em;
}

.project-command {
  padding-bottom: 0.3rem;
  color: rgba(236, 231, 212, 0.34);
  font-family: var(--mono);
  font-size: 0.7rem;
}

.project-copy {
  max-width: 38rem;
  margin: 1.1rem 0 1.2rem;
  color: var(--cream-dim);
  font-size: 0.9rem;
  line-height: 1.46;
}

.project-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  margin-top: 1.25rem;
  padding-top: 0.85rem;
  border-top: 1px solid var(--line);
  color: rgba(236, 231, 212, 0.42);
  font-family: var(--mono);
  font-size: 0.54rem;
  letter-spacing: 0.14em;
}

.project-footer strong {
  display: inline-flex;
  align-items: center;
  gap: 0.7rem;
  padding: 0.62rem 0.78rem;
  border: 1px solid rgba(236, 231, 212, 0.24);
  color: var(--cream);
  background: rgba(236, 231, 212, 0.055);
  font-size: 0.56rem;
  font-weight: 600;
  transition: border-color 220ms ease, background 220ms ease;
}

.project-footer b {
  color: var(--red);
  font-size: 0.9rem;
  font-weight: 500;
}

.project-card:hover .project-footer strong {
  border-color: var(--red);
  background: rgba(218, 45, 61, 0.12);
}

.project-card ul,
.surface-card ul {
  position: relative;
  z-index: 2;
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
  margin: 0;
  padding: 0;
  list-style: none;
}

.project-card li,
.surface-card li {
  padding: 0.32rem 0.48rem;
  border: 1px solid var(--line);
  color: rgba(236, 231, 212, 0.52);
  font-family: var(--mono);
  font-size: 0.5rem;
  letter-spacing: 0.12em;
}

.scene--contributions {
  min-height: 100svh;
  overflow: hidden;
}

.contribution-shell {
  position: relative;
  z-index: 6;
}

.contribution-heading {
  margin-bottom: clamp(1.5rem, 3vw, 2.5rem);
}

.contribution-heading .section-intro {
  margin: 0;
}

.contribution-note {
  color: rgba(236, 231, 212, 0.42);
  font-family: var(--mono);
  font-size: 0.58rem;
  letter-spacing: 0.2em;
}

.logo-marquee {
  position: relative;
  width: calc(100% + var(--gutter) * 2);
  margin-left: calc(var(--gutter) * -1);
  overflow: hidden;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  background: rgba(6, 8, 18, 0.38);
  -webkit-mask-image: linear-gradient(90deg, transparent, #000 6%, #000 94%, transparent);
  mask-image: linear-gradient(90deg, transparent, #000 6%, #000 94%, transparent);
}

.logo-track {
  display: flex;
  width: max-content;
  animation: logo-drift 34s linear infinite;
}

.logo-marquee:hover .logo-track {
  animation-play-state: paused;
}

.logo-card {
  display: grid;
  place-items: center;
  width: clamp(11rem, 15vw, 15rem);
  height: clamp(7rem, 9vw, 8.5rem);
  padding: 1.8rem 2rem;
  border-right: 1px solid var(--line);
  transition: background 260ms ease;
}

.logo-card:hover {
  background: rgba(236, 231, 212, 0.055);
}

.logo-card img {
  display: block;
  width: 100%;
  max-width: 10.5rem;
  height: 3.2rem;
  object-fit: contain;
  filter: grayscale(1) contrast(0.94) brightness(0.92) drop-shadow(0 0 0.6px rgba(236, 231, 212, 0.65));
  opacity: 0.68;
  transition: filter 260ms ease, opacity 260ms ease, transform 260ms ease;
}

.logo-card:hover img {
  filter: none;
  opacity: 1;
  transform: scale(1.08);
}

.logo-card--r10 img {
  max-width: 11.5rem;
  height: 4rem;
}

.contribution-note {
  margin: 0.85rem 0 0;
  text-align: right;
  text-transform: uppercase;
}

.scene--scope {
  min-height: 100svh;
}

.surface-grid {
  position: relative;
  z-index: 6;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1rem;
}

.surface-card {
  position: relative;
  min-height: 9.2rem;
  padding: 1.15rem 1.3rem;
  overflow: hidden;
  border: 1px solid rgba(236, 231, 212, 0.22);
  background: linear-gradient(145deg, rgba(19, 22, 34, 0.76), rgba(8, 10, 19, 0.68));
  transition: transform 280ms ease, border-color 280ms ease, background 280ms ease;
}

.surface-card--primary {
  border-color: rgba(218, 45, 61, 0.32);
  background: linear-gradient(145deg, rgba(33, 19, 29, 0.72), rgba(8, 10, 19, 0.62));
}

.surface-card:hover {
  border-color: rgba(236, 231, 212, 0.34);
  transform: translateY(-4px);
}

.surface-card--primary:hover {
  border-color: rgba(218, 45, 61, 0.7);
}

.surface-meta span:last-child {
  color: rgba(236, 231, 212, 0.78);
}

.surface-card--primary .surface-meta span:last-child {
  color: var(--red);
}

.surface-card h3 {
  margin: 0.7rem 0 0.35rem;
  font-size: clamp(1.6rem, 2.7vw, 2.7rem);
  font-weight: 430;
  line-height: 0.95;
  letter-spacing: -0.055em;
}

.surface-card p {
  max-width: 40rem;
  margin-bottom: 0.75rem;
  color: var(--cream-dim);
  font-size: 0.82rem;
  line-height: 1.38;
}

.surface-signal {
  position: absolute;
  top: 50%;
  right: 1rem;
  display: flex;
  align-items: flex-end;
  gap: 3px;
  opacity: 0.38;
  transform: translateY(-50%);
}

.surface-signal span {
  width: 2px;
  height: 1.1rem;
  background: var(--cream);
}

.surface-signal span:nth-child(2) { height: 2rem; }
.surface-signal span:nth-child(3) { height: 1.45rem; }
.surface-signal span:nth-child(4) { height: 2.7rem; }

.surface-card--primary .surface-signal {
  opacity: 0.52;
}

.surface-card--primary .surface-signal span {
  background: var(--red);
  box-shadow: 0 0 8px rgba(218, 45, 61, 0.5);
}

.service-grid {
  position: relative;
  z-index: 6;
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 1rem;
  max-width: none;
}

.service-card {
  min-height: 11.5rem;
  padding: clamp(1.15rem, 2vw, 1.5rem);
  border: 1px solid var(--line);
  transition: border-color 280ms ease, transform 280ms ease;
}

.service-card:hover {
  border-color: rgba(245, 230, 200, 0.34);
  transform: translateY(-4px);
}

.service-card h3 {
  max-width: 20rem;
  margin: 1.1rem 0 0.55rem;
  font-size: clamp(1.35rem, 2.2vw, 1.8rem);
  font-weight: 430;
  line-height: 1.05;
  letter-spacing: -0.04em;
}

.service-card > p {
  max-width: 30rem;
  color: var(--cream-dim);
  font-size: 0.88rem;
  line-height: 1.42;
}

.service-card ul {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
  margin: 1.2rem 0 0;
  padding: 0;
  list-style: none;
}

.service-card li {
  padding: 0.35rem 0.5rem;
  border: 1px solid var(--line);
  color: rgba(236, 231, 212, 0.5);
  font-family: var(--mono);
  font-size: 0.52rem;
  letter-spacing: 0.14em;
}

.scene--contact {
  min-height: 100svh;
}

.contact-shell {
  position: relative;
  z-index: 6;
}

.contact-heading {
  max-width: 36rem;
  margin-bottom: clamp(1.4rem, 2.5vw, 2rem);
}

.contact-heading h2 {
  max-width: 9ch;
  margin-bottom: 1rem;
  font-size: clamp(2.6rem, 4.5vw, 5.4rem);
  font-weight: 380;
  line-height: 0.9;
  letter-spacing: -0.07em;
}

.contact-heading > p:last-child {
  max-width: 39rem;
  margin-bottom: 0;
  color: var(--cream-dim);
  font-size: clamp(0.96rem, 1.35vw, 1.12rem);
}

.contact-actions {
  position: relative;
  width: min(100%, 60rem);
}

.contact-email,
.contact-directory a {
  position: relative;
  overflow: hidden;
  color: var(--cream);
  text-decoration: none;
  transition: color 260ms ease;
}

.contact-email::after,
.contact-directory a::after {
  position: absolute;
  right: 0;
  bottom: 0;
  left: 0;
  height: 1px;
  content: "";
  background: linear-gradient(90deg, var(--red) 0 18%, rgba(218, 45, 61, 0.12) 60%, transparent);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 380ms cubic-bezier(0.2, 0.8, 0.2, 1);
  pointer-events: none;
}

.contact-email:hover::after,
.contact-email:focus-visible::after,
.contact-directory a:focus-visible::after,
.contact-directory a:hover::after {
  transform: scaleX(1);
}

.contact-email {
  display: grid;
  grid-template-columns: 3rem minmax(6.5rem, 0.7fr) minmax(13rem, 2fr) auto 1.5rem;
  align-items: center;
  min-height: 6.7rem;
  padding: 0.8rem 0 1rem;
  border-top: 1px solid rgba(236, 231, 212, 0.24);
  border-bottom: 1px solid var(--line);
}

.contact-index,
.contact-label,
.contact-status,
.directory-index,
.directory-label {
  color: rgba(236, 231, 212, 0.46);
  font-family: var(--mono);
  font-size: 0.58rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
}

.contact-index {
  align-self: start;
  padding-top: 0.2rem;
  color: var(--red);
}

.contact-label {
  align-self: start;
  padding-top: 0.2rem;
}

.contact-status {
  display: inline-flex;
  align-items: center;
  align-self: start;
  gap: 0.5rem;
  padding-top: 0.2rem;
  color: rgba(236, 231, 212, 0.58);
}

.contact-status i {
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: var(--red);
  box-shadow: 0 0 10px rgba(218, 45, 61, 0.8);
}

.contact-email strong {
  display: block;
  grid-column: 2 / 5;
  margin-top: 0.9rem;
  overflow-wrap: anywhere;
  font-size: clamp(1.9rem, 3.35vw, 3.6rem);
  font-weight: 380;
  line-height: 0.88;
  letter-spacing: -0.07em;
  transition: color 260ms ease, transform 380ms cubic-bezier(0.2, 0.8, 0.2, 1);
}

.contact-email:hover strong,
.contact-email:focus-visible strong {
  color: white;
  transform: translateX(0.4rem);
}

.contact-email > b {
  grid-column: 5;
  grid-row: 1 / 3;
  color: var(--red);
  font-size: 1.35rem;
  font-weight: 400;
  transition: transform 260ms ease;
}

.contact-email:hover > b,
.contact-email:focus-visible > b {
  transform: translate(0.2rem, -0.2rem);
}

.contact-directory {
  width: 84%;
  margin-left: 16%;
}

.contact-directory a {
  display: grid;
  grid-template-columns: 3rem minmax(7rem, 0.75fr) minmax(9rem, 1.5fr) 1.5rem;
  align-items: center;
  min-height: 3.6rem;
  border-bottom: 1px solid var(--line);
}

.directory-index {
  color: rgba(218, 45, 61, 0.78);
}

.contact-directory strong {
  font-size: clamp(1.05rem, 1.55vw, 1.35rem);
  font-weight: 390;
  letter-spacing: -0.04em;
  transition: color 260ms ease, transform 300ms ease;
}

.contact-directory a:hover strong,
.contact-directory a:focus-visible strong {
  color: white;
  transform: translateX(0.45rem);
}

.contact-directory a > i {
  color: var(--red);
  font-size: 1.05rem;
  font-style: normal;
  transition: transform 260ms ease;
}

.contact-directory a:hover > i,
.contact-directory a:focus-visible > i {
  transform: translate(0.2rem, -0.2rem);
}

footer {
  position: relative;
  z-index: 8;
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  padding: 1.5rem var(--gutter) 2rem;
  border-top: 1px solid var(--line);
  color: rgba(236, 231, 212, 0.4);
  font-family: var(--mono);
  font-size: 0.58rem;
  letter-spacing: 0.17em;
}

.reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 700ms cubic-bezier(0.16, 1, 0.3, 1), transform 700ms cubic-bezier(0.16, 1, 0.3, 1);
}

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

.cert-card:nth-child(2),
.project-card:nth-child(2),
.surface-card:nth-child(2),
.service-card:nth-child(2) {
  transition-delay: 90ms;
}

.cert-card:nth-child(3),
.surface-card:nth-child(3),
.service-card:nth-child(3) {
  transition-delay: 180ms;
}

.surface-card:nth-child(4),
.service-card:nth-child(4) {
  transition-delay: 270ms;
}

@keyframes scan-line {
  0%, 100% { transform: translateX(-105%); }
  50% { transform: translateX(240%); }
}

@keyframes logo-drift {
  to { transform: translateX(-50%); }
}

@media (max-width: 980px) {
  .service-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

}

@media (max-width: 720px) {
  .site-header {
    min-height: 60px;
  }

  .menu-toggle {
    display: block;
  }

  .site-nav {
    position: absolute;
    top: calc(100% + 1px);
    right: 0;
    left: 0;
    display: grid;
    gap: 0;
    padding: 0 var(--gutter);
    border-bottom: 1px solid var(--line);
    background: rgba(6, 8, 18, 0.98);
    visibility: hidden;
    opacity: 0;
    transform: translateY(-8px);
    transition: opacity 200ms ease, transform 200ms ease, visibility 200ms;
  }

  .site-nav.is-open {
    visibility: visible;
    opacity: 1;
    transform: translateY(0);
  }

  .site-nav a {
    padding: 1rem 0;
    border-bottom: 1px solid var(--line);
  }

  .site-nav a:last-child {
    border-bottom: 0;
  }

  .scene-hud {
    right: 1rem;
    bottom: 1rem;
  }

  .scene {
    min-height: 112svh;
    padding-top: 7rem;
    padding-bottom: 7rem;
  }

  .scene::before {
    top: 56%;
    right: -0.08em;
    max-width: 96vw;
    font-size: clamp(6rem, 32vw, 11rem);
  }

  .scene--hero {
    align-items: flex-start;
    padding-top: 9rem;
  }

  h1 {
    font-size: clamp(2.15rem, 10vw, 4.5rem);
  }

  .hero-lede {
    max-width: 31rem;
    padding: 0.8rem;
    background: rgba(6, 8, 18, 0.9);
  }

  .scroll-cue {
    display: none;
  }

  .cert-grid,
  .project-grid,
  .surface-grid,
  .service-grid,
  .cve-list {
    grid-template-columns: 1fr;
  }

  .scene--research,
  .scene--projects,
  .scene--surface,
  .scene--scope {
    min-height: auto;
  }

  .scene--contributions {
    min-height: auto;
  }

  .contribution-heading {
    margin-bottom: 1.5rem;
  }

  .logo-card {
    width: 10.5rem;
    height: 7rem;
    padding: 1.45rem;
  }

  .cve-meta {
    align-items: flex-start;
    flex-direction: column;
    gap: 0.35rem;
  }

  .cve-main {
    align-items: flex-start;
    flex-direction: column;
  }

  .service-card {
    min-height: 18rem;
  }

  .project-card {
    min-height: 17rem;
  }

  .project-topline {
    align-items: flex-start;
    flex-direction: column;
    gap: 0.35rem;
  }

  .project-footer {
    align-items: stretch;
    flex-direction: column;
  }

  .project-footer strong {
    justify-content: space-between;
  }

  .surface-card {
    min-height: 12rem;
  }

  .contact-heading h2 {
    font-size: clamp(2.7rem, 12vw, 4.2rem);
  }

  .contact-email {
    grid-template-columns: 2.6rem 1fr auto;
    min-height: 6.7rem;
    padding: 0.85rem 0 1rem;
  }

  .contact-index {
    grid-column: 1;
    grid-row: 1;
  }

  .contact-label {
    grid-column: 2;
    grid-row: 1;
  }

  .contact-status {
    grid-column: 3;
    grid-row: 1;
  }

  .contact-email strong {
    grid-column: 2 / 4;
    grid-row: 2;
    padding-right: 0;
    font-size: clamp(1.75rem, 9vw, 3rem);
  }

  .contact-email > b {
    display: none;
  }

  .contact-directory {
    width: 100%;
    margin-left: 0;
  }

  .contact-directory a {
    grid-template-columns: 2.6rem 1fr 1.2rem;
    min-height: 4.7rem;
  }

  .directory-index {
    grid-column: 1;
    grid-row: 1 / 3;
  }

  .directory-label {
    grid-column: 2;
    grid-row: 1;
    align-self: end;
    padding-bottom: 0.25rem;
  }

  .contact-directory strong {
    grid-column: 2;
    grid-row: 2;
    align-self: start;
    font-size: 1.35rem;
  }

  .contact-directory a > i {
    grid-column: 3;
    grid-row: 1 / 3;
  }

  footer {
    align-items: flex-start;
    flex-direction: column;
  }
}

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

  *,
  *::before,
  *::after {
    animation-duration: 0.001ms !important;
    animation-iteration-count: 1 !important;
    scroll-behavior: auto !important;
    transition-duration: 0.001ms !important;
  }

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

  .logo-marquee {
    width: 100%;
    margin-left: 0;
    -webkit-mask-image: none;
    mask-image: none;
  }

  .logo-track {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    width: 100%;
    animation: none;
  }

  .logo-card {
    width: auto;
  }

  .logo-card[aria-hidden="true"] {
    display: none;
  }
}