:root {
  --bg: #090b0f;
  --bg-elevated: rgba(12, 17, 22, 0.78);
  --panel: rgba(14, 19, 25, 0.84);
  --panel-strong: rgba(18, 24, 31, 0.94);
  --text: #f3eee6;
  --muted: #9aa6b4;
  --line: rgba(243, 238, 230, 0.11);
  --line-strong: rgba(243, 238, 230, 0.2);
  --accent: #84efc4;
  --accent-warm: #ff9c70;
  --shadow: 0 28px 90px rgba(0, 0, 0, 0.35);
  --page-gutter: clamp(10px, 1.1vw, 24px);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  min-height: 100vh;
  color: var(--text);
  background:
    radial-gradient(circle at 18% 16%, rgba(132, 239, 196, 0.14), transparent 24%),
    radial-gradient(circle at 82% 18%, rgba(255, 156, 112, 0.12), transparent 22%),
    linear-gradient(180deg, #0a0d10 0%, #0a0d10 34%, #090b0f 100%);
  font-family: "Space Grotesk", "Segoe UI", sans-serif;
}

body::before,
body::after {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
}

body::before {
  background-image:
    linear-gradient(rgba(243, 238, 230, 0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(243, 238, 230, 0.03) 1px, transparent 1px);
  background-size: 40px 40px;
  mask-image: linear-gradient(180deg, rgba(0, 0, 0, 0.9), rgba(0, 0, 0, 0.15));
}

body::after {
  background:
    radial-gradient(circle at top, rgba(255, 255, 255, 0.07), transparent 42%),
    radial-gradient(circle at bottom, rgba(0, 0, 0, 0.38), transparent 48%);
}

a {
  color: inherit;
}

.backdrop {
  position: fixed;
  inset: 0;
  z-index: -1;
  overflow: hidden;
}

.orb {
  position: absolute;
  width: 34rem;
  height: 34rem;
  border-radius: 999px;
  filter: blur(80px);
  opacity: 0.22;
}

.orb-a {
  top: -11rem;
  left: -11rem;
  background: rgba(132, 239, 196, 0.58);
}

.orb-b {
  top: 20%;
  right: -10rem;
  background: rgba(92, 145, 255, 0.24);
}

.orb-c {
  right: 18%;
  bottom: -12rem;
  background: rgba(255, 156, 112, 0.24);
}

.masthead {
  position: sticky;
  top: 10px;
  z-index: 20;
  display: grid;
  grid-template-areas: "brand note nav";
  grid-template-columns: auto 1fr auto;
  gap: clamp(14px, 1.4vw, 24px);
  align-items: center;
  width: min(calc(100vw - (var(--page-gutter) * 2)), 1760px);
  margin: 10px auto 0;
  padding: 12px clamp(12px, 1.15vw, 20px);
  background: linear-gradient(180deg, rgba(9, 11, 15, 0.92), rgba(9, 11, 15, 0.62));
  backdrop-filter: blur(18px);
  border: 1px solid var(--line);
  border-radius: 18px;
  box-shadow: 0 16px 40px rgba(0, 0, 0, 0.22);
}

.wordmark,
.site-nav a,
.kicker,
.sidebar-label,
.section-index,
.case-index,
.case-role,
.case-period,
.lab-meta,
.toolbox-label,
.contact-kicker,
.language-line {
  font-family: "IBM Plex Mono", "Courier New", monospace;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.wordmark {
  grid-area: brand;
  font-size: 0.84rem;
  font-weight: 500;
  text-decoration: none;
}

.masthead-note {
  grid-area: note;
  margin: 0;
  min-width: 0;
  color: var(--muted);
  font-size: 0.84rem;
  line-height: 1.2;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.site-nav {
  grid-area: nav;
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-end;
  justify-self: end;
  min-width: 0;
  gap: clamp(10px, 0.75vw, 16px);
}

.site-nav a {
  color: var(--muted);
  font-size: 0.72rem;
  text-decoration: none;
  transition: color 180ms ease;
}

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

.portfolio {
  width: calc(100vw - (var(--page-gutter) * 2));
  margin: 0 auto;
  padding: 22px var(--page-gutter) 72px;
}

.hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.16fr) minmax(320px, 0.84fr);
  gap: clamp(24px, 3.4vw, 72px);
  align-items: center;
  min-height: min(44rem, calc(100vh - 102px));
  padding: 36px 0 28px;
}

.hero-copy {
  grid-column: 1;
  min-width: 0;
}

.hero-sidebar {
  grid-column: 2;
  align-self: center;
  min-width: 0;
  padding-top: 10px;
}

.kicker,
.sidebar-label,
.section-index,
.case-index,
.toolbox-label,
.contact-kicker {
  margin: 0;
  color: var(--accent);
  font-size: 0.78rem;
}

.hero-title,
.section-lead h2,
.case-study h3,
.lab-card h3,
.principle h3,
.contact-title {
  margin: 0;
  font-family: "Syne", "Trebuchet MS", sans-serif;
  font-weight: 700;
  line-height: 0.98;
  letter-spacing: -0.05em;
  text-wrap: balance;
  overflow-wrap: anywhere;
}

.hero-title {
  max-width: 12ch;
  margin-top: 18px;
  font-size: clamp(2.5rem, 4.6vw, 5.8rem);
}

.hero-text {
  max-width: 64ch;
  margin: 26px 0 0;
  color: var(--muted);
  font-size: 1.05rem;
  line-height: 1.82;
}

.cta-row {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 32px;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 50px;
  padding: 0 18px;
  border: 1px solid var(--line);
  border-radius: 999px;
  text-decoration: none;
  transition:
    transform 180ms ease,
    border-color 180ms ease,
    background-color 180ms ease,
    color 180ms ease;
}

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

.button-solid {
  border-color: transparent;
  color: #05100b;
  background: linear-gradient(135deg, var(--accent) 0%, #54d8b1 100%);
}

.button-ghost {
  background: rgba(255, 255, 255, 0.03);
}

.button-ghost:hover,
.button-ghost:focus-visible {
  border-color: var(--line-strong);
  background: rgba(255, 255, 255, 0.06);
}

.pulse-text {
  margin: 12px 0 0;
  font-family: "Syne", "Trebuchet MS", sans-serif;
  font-size: clamp(2rem, 4vw, 3.3rem);
  line-height: 0.98;
  letter-spacing: -0.04em;
  color: var(--text);
  transition:
    opacity 180ms ease,
    transform 180ms ease,
    color 180ms ease;
}

.pulse-text.is-switching {
  opacity: 0.35;
  transform: translateY(6px);
  color: var(--accent);
}

.fact-list {
  display: grid;
  gap: 18px;
  margin-top: 30px;
}

.fact {
  padding-top: 18px;
  border-top: 1px solid var(--line);
}

.fact-value {
  display: inline-block;
  margin-bottom: 10px;
  font-family: "Syne", "Trebuchet MS", sans-serif;
  font-size: 1.55rem;
  line-height: 1;
}

.fact p,
.section-lead p:last-child,
.case-summary,
.case-points li,
.lab-card p,
.principle p {
  margin: 0;
  color: var(--muted);
  line-height: 1.74;
}

.signal-band {
  overflow: hidden;
  margin: 8px 0 84px;
  padding: 18px 0;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.signal-track {
  display: flex;
  gap: 28px;
  min-width: max-content;
  color: rgba(243, 238, 230, 0.72);
  font-family: "IBM Plex Mono", "Courier New", monospace;
  font-size: 0.78rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  animation: drift 28s linear infinite;
}

.signal-track span {
  position: relative;
  padding-right: 28px;
}

.signal-track span::after {
  content: "";
  position: absolute;
  top: 50%;
  right: 0;
  width: 8px;
  height: 8px;
  border-radius: 999px;
  background: linear-gradient(135deg, var(--accent) 0%, var(--accent-warm) 100%);
  transform: translateY(-50%);
}

.section-shell {
  display: grid;
  grid-template-columns: minmax(240px, 0.58fr) minmax(0, 1.42fr);
  gap: clamp(20px, 2.4vw, 40px);
  margin-top: 74px;
  align-items: start;
}

.section-lead {
  position: sticky;
  top: 96px;
  grid-column: 1;
  align-self: start;
  min-width: 0;
}

.section-lead h2 {
  max-width: 8ch;
  margin-top: 16px;
  font-size: clamp(1.85rem, 2.45vw, 3rem);
}

.section-lead p:last-child {
  max-width: 28ch;
  margin-top: 18px;
}

.section-body {
  grid-column: 2;
  display: grid;
  gap: 18px;
  min-width: 0;
}

.section-body-tight {
  gap: 0;
}

.case-study,
.lab-card,
.toolbox {
  position: relative;
  overflow: hidden;
  border: 1px solid var(--line);
  background: linear-gradient(180deg, rgba(17, 23, 29, 0.9), rgba(12, 17, 22, 0.78));
  box-shadow: var(--shadow);
}

.case-study {
  padding: 26px 28px 28px;
  border-radius: 28px;
  transition:
    transform 200ms ease,
    border-color 200ms ease,
    background-color 200ms ease;
}

.case-study::before,
.lab-card::before,
.toolbox::before {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(132, 239, 196, 0.14), transparent 38%, transparent);
  opacity: 0;
  transition: opacity 200ms ease;
}

.case-study:hover,
.lab-card:hover {
  transform: translateY(-4px);
  border-color: var(--line-strong);
}

.case-study:hover::before,
.lab-card:hover::before {
  opacity: 1;
}

.case-top {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 18px;
  margin-top: 12px;
}

.case-top > div {
  min-width: 0;
}

.case-study h3 {
  font-size: clamp(1.7rem, 3vw, 2.5rem);
}

.case-role,
.case-period,
.lab-meta {
  color: var(--muted);
  font-size: 0.76rem;
}

.case-role {
  margin-top: 8px;
}

.case-period {
  white-space: nowrap;
}

.case-summary {
  max-width: 72ch;
  margin-top: 18px;
}

.case-points {
  display: grid;
  gap: 10px;
  padding: 0;
  margin: 20px 0 0;
  list-style: none;
}

.case-points li {
  position: relative;
  padding-left: 18px;
}

.case-points li::before {
  content: "";
  position: absolute;
  top: 0.72em;
  left: 0;
  width: 8px;
  height: 8px;
  border-radius: 999px;
  background: linear-gradient(135deg, var(--accent) 0%, var(--accent-warm) 100%);
}

.tag-row,
.stack-cloud,
.contact-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.tag-row {
  margin-top: 22px;
}

.tag-row span,
.stack-cloud span {
  padding: 10px 12px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.03);
  color: var(--muted);
  font-family: "IBM Plex Mono", "Courier New", monospace;
  font-size: 0.76rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.lab-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 20px;
}

.lab-card-featured {
  grid-column: 1 / -1;
}

.lab-card-featured h3 {
  min-height: 0;
  max-width: 14ch;
}

.lab-card {
  display: grid;
  grid-template-rows: auto auto minmax(0, 1fr) auto;
  gap: 16px;
  min-height: 100%;
  min-width: 0;
  padding: 24px;
  border-radius: 28px;
  transition:
    transform 200ms ease,
    border-color 200ms ease;
}

.lab-card h3 {
  min-height: 2.35em;
  max-width: 11ch;
  font-size: clamp(1.5rem, 2vw, 1.8rem);
  display: flex;
  align-items: flex-end;
}

.lab-meta {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  align-items: start;
  gap: 16px;
  min-height: 2.6em;
}

.lab-links {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
}

.text-link {
  width: fit-content;
  color: var(--accent);
  font-weight: 500;
  text-decoration-thickness: 2px;
  text-underline-offset: 0.22em;
}

.text-link:hover,
.text-link:focus-visible {
  color: var(--text);
}

.principles {
  display: grid;
  gap: 12px;
}

.principle {
  display: grid;
  grid-template-columns: 74px minmax(0, 1fr);
  gap: 20px;
  padding: 22px 0;
  border-top: 1px solid var(--line);
}

.principle > div {
  min-width: 0;
}

.principle-number {
  margin: 0;
  color: var(--accent);
  font-family: "IBM Plex Mono", "Courier New", monospace;
  font-size: 0.8rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.principle h3 {
  margin-bottom: 12px;
  font-size: 1.65rem;
}

.toolbox {
  margin-top: 8px;
  padding: 26px 28px 28px;
  border-radius: 28px;
}

.toolbox::before {
  opacity: 1;
}

.toolbox-label {
  color: var(--accent);
  font-size: 0.78rem;
}

.stack-cloud {
  margin-top: 18px;
}

.language-line {
  margin: 22px 0 0;
  color: var(--muted);
  font-size: 0.76rem;
}

.contact-shell {
  margin-top: 88px;
  padding-top: 44px;
  border-top: 1px solid var(--line-strong);
}

.contact-title {
  max-width: 10ch;
  margin-top: 18px;
  font-size: clamp(2.6rem, 5vw, 5rem);
}

.contact-email {
  display: inline-block;
  margin-top: 28px;
  font-family: "Syne", "Trebuchet MS", sans-serif;
  font-size: clamp(1.5rem, 4vw, 3.2rem);
  letter-spacing: -0.04em;
  text-decoration: none;
  border-bottom: 1px solid var(--line-strong);
  transition:
    color 180ms ease,
    border-color 180ms ease;
}

.contact-email:hover,
.contact-email:focus-visible {
  color: var(--accent);
  border-color: var(--accent);
}

.contact-meta {
  margin-top: 24px;
  color: var(--muted);
}

.contact-meta a {
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition:
    color 180ms ease,
    border-color 180ms ease;
}

.contact-meta a:hover,
.contact-meta a:focus-visible {
  color: var(--text);
  border-color: var(--accent);
}

.reveal {
  opacity: 0;
  transform: translateY(24px);
}

.reveal.is-visible {
  animation: rise-in 760ms cubic-bezier(0.2, 0.8, 0.2, 1) forwards;
}

.delay-1.is-visible {
  animation-delay: 80ms;
}

.delay-2.is-visible {
  animation-delay: 160ms;
}

.delay-3.is-visible {
  animation-delay: 240ms;
}

.delay-4.is-visible {
  animation-delay: 320ms;
}

@keyframes rise-in {
  from {
    opacity: 0;
    transform: translateY(24px);
  }

  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes drift {
  from {
    transform: translateX(0);
  }

  to {
    transform: translateX(-50%);
  }
}

@media (max-width: 1360px) {
  .masthead-note {
    font-size: 0.78rem;
  }
}

@media (max-width: 1180px) {
  .masthead {
    grid-template-areas: "brand nav";
    grid-template-columns: auto 1fr;
  }

  .masthead-note {
    display: none;
  }
}

@media (max-width: 1080px) {
  .masthead {
    top: 0;
    margin-top: 0;
    border-radius: 0;
    width: calc(100vw - (var(--page-gutter) * 2));
  }

  .site-nav {
    justify-content: flex-end;
    align-self: center;
  }

  .hero-grid,
  .section-shell {
    grid-template-columns: 1fr;
  }

  .hero-copy,
  .hero-sidebar,
  .section-lead,
  .section-body {
    grid-column: auto;
  }

  .section-lead {
    position: static;
  }

  .section-lead h2,
  .contact-title {
    max-width: none;
  }

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

@media (max-width: 1360px) {
  .hero-title {
    max-width: 11ch;
    font-size: clamp(2.35rem, 4.2vw, 4.8rem);
  }

  .section-lead h2 {
    max-width: 10ch;
    font-size: clamp(1.7rem, 2.2vw, 2.4rem);
  }

  .section-lead p:last-child {
    max-width: 22ch;
  }

  .principle h3 {
    font-size: 1.5rem;
  }
}

@media (min-width: 1700px) {
  .hero-grid {
    gap: clamp(32px, 3vw, 96px);
    min-height: min(48rem, calc(100vh - 96px));
    padding-top: 42px;
  }

  .hero-title {
    max-width: 12.5ch;
    font-size: clamp(3.2rem, 4vw, 6.2rem);
  }

  .hero-text {
    font-size: 1.1rem;
  }

  .pulse-text {
    font-size: clamp(2.2rem, 2.9vw, 3.9rem);
  }

  .fact p,
  .section-lead p:last-child,
  .case-summary,
  .case-points li,
  .lab-card p,
  .principle p {
    font-size: 1.04rem;
  }

  .section-shell {
    grid-template-columns: minmax(250px, 0.52fr) minmax(0, 1.48fr);
    gap: clamp(26px, 2.5vw, 52px);
  }

  .case-study,
  .lab-card,
  .toolbox {
    border-radius: 30px;
  }

  .case-study {
    padding: 30px 32px 32px;
  }

  .lab-card {
    padding: 28px;
  }
}

@media (max-width: 720px) {
  .masthead {
    gap: 12px;
    grid-template-columns: 1fr;
    grid-template-areas:
      "brand"
      "nav";
  }

  .masthead-note {
    display: none;
  }

  .site-nav {
    justify-content: flex-start;
    gap: 12px;
  }

  .hero-grid {
    min-height: auto;
    padding-top: 24px;
  }

  .hero-title {
    font-size: clamp(3rem, 15vw, 4.8rem);
  }

  .hero-text,
  .section-lead p:last-child,
  .case-summary,
  .case-points li,
  .lab-card p,
  .principle p {
    font-size: 0.98rem;
  }

  .case-study,
  .lab-card,
  .toolbox {
    padding: 22px;
    border-radius: 24px;
  }

  .case-top,
  .principle {
    grid-template-columns: 1fr;
  }

  .case-period {
    white-space: normal;
  }

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

  .lab-card h3 {
    min-height: 0;
    max-width: none;
  }

  .contact-title {
    font-size: clamp(2.6rem, 13vw, 4rem);
  }

  .contact-email {
    font-size: clamp(1.4rem, 8vw, 2.2rem);
  }
}

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

  .signal-track {
    animation: none;
  }

  .reveal,
  .reveal.is-visible {
    opacity: 1;
    transform: none;
    animation: none;
  }

  .button,
  .case-study,
  .lab-card,
  .contact-email,
  .pulse-text {
    transition: none;
  }
}