:root {
  --bg: #010205;
  --bg-top: #02030a;
  --panel: rgba(16, 16, 20, 0.86);
  --panel-strong: rgba(12, 12, 16, 0.94);
  --panel-soft: rgba(255, 255, 255, 0.03);
  --line: rgba(255, 255, 255, 0.08);
  --line-strong: rgba(255, 255, 255, 0.16);
  --text: #f4f0e8;
  --text-soft: #bbb3a8;
  --text-muted: #847d74;
  --accent: #f3c676;
  --accent-soft: rgba(243, 198, 118, 0.18);
  --accent-strong: #fff1d3;
  --shadow: 0 34px 90px rgba(0, 0, 0, 0.48);
  --shadow-soft: 0 20px 50px rgba(0, 0, 0, 0.28);
  --radius-xl: 34px;
  --radius-lg: 26px;
  --radius-md: 20px;
  --radius-sm: 14px;
  --max-width: 1220px;
  --header-height: 90px;
  --pointer-x: 50%;
  --pointer-y: 20%;
  --page-enter-duration: 560ms;
  --page-leave-duration: 320ms;
}

body.theme-kineo {
  --accent: #8de6d6;
  --accent-soft: rgba(141, 230, 214, 0.16);
  --accent-strong: #d8fffa;
}

body.theme-simdex {
  --accent: #ffca75;
  --accent-soft: rgba(255, 202, 117, 0.16);
  --accent-strong: #fff0d2;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  min-height: 100vh;
  overflow-x: hidden;
  color: var(--text);
  font-family: "Manrope", sans-serif;
  background:
    linear-gradient(180deg, #03040b 0%, var(--bg-top) 18%, var(--bg) 58%, #010103 100%);
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  z-index: 0;
  pointer-events: none;
  background:
    radial-gradient(circle at 50% 0%, rgba(255, 255, 255, 0.03), transparent 26%),
    radial-gradient(circle at 72% 28%, rgba(56, 77, 140, 0.08), transparent 24%),
    radial-gradient(circle at 50% 72%, rgba(95, 52, 34, 0.06), transparent 26%);
}

body::after {
  content: "";
  position: fixed;
  inset: 0;
  z-index: 0;
  opacity: 0.1;
  pointer-events: none;
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.03) 1px, transparent 1px);
  background-size: 72px 72px;
  mask-image: linear-gradient(180deg, rgba(0, 0, 0, 0.95), rgba(0, 0, 0, 0.2));
}

.motion-off,
.motion-off * {
  scroll-behavior: auto !important;
}

.motion-off *,
.motion-off *::before,
.motion-off *::after {
  animation: none !important;
  transition: none !important;
}

.loading-curtain,
.page-transition {
  position: fixed;
  inset: 0;
  z-index: 30;
  display: grid;
  place-items: center;
  background:
    radial-gradient(circle at 30% 18%, rgba(243, 198, 118, 0.14), transparent 26%),
    radial-gradient(circle at 78% 32%, rgba(73, 98, 171, 0.14), transparent 24%),
    #050507;
}

.loading-curtain {
  transition: opacity 420ms ease, visibility 420ms ease;
}

.loading-curtain.is-hidden {
  opacity: 0;
  visibility: hidden;
}

.loading-curtain__label {
  padding: 0.95rem 1.4rem;
  border: 1px solid var(--line);
  border-radius: 999px;
  color: var(--accent-strong);
  letter-spacing: 0.2em;
  text-transform: uppercase;
  font-family: "Syne", sans-serif;
}

.page-transition {
  opacity: 0;
  visibility: hidden;
  transform: translateY(100%);
  transition: opacity var(--page-leave-duration) ease, transform var(--page-leave-duration) ease, visibility var(--page-leave-duration) ease;
}

body.is-leaving .page-transition {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.ambient {
  position: fixed;
  inset: 0;
  z-index: 0;
  pointer-events: none;
  overflow: hidden;
}

.orb,
.stars,
.meteor,
.grid,
.scanline {
  position: absolute;
}

.stars {
  inset: 0;
  background-repeat: repeat;
}

.stars-a {
  opacity: 0.6;
  background-image:
    radial-gradient(circle at 12% 18%, rgba(255, 255, 255, 0.95) 0 1px, transparent 1.6px),
    radial-gradient(circle at 28% 72%, rgba(255, 247, 224, 0.8) 0 1.2px, transparent 1.8px),
    radial-gradient(circle at 41% 32%, rgba(255, 255, 255, 0.9) 0 1px, transparent 1.8px),
    radial-gradient(circle at 58% 62%, rgba(255, 238, 210, 0.75) 0 1px, transparent 1.8px),
    radial-gradient(circle at 79% 24%, rgba(255, 255, 255, 0.82) 0 1.1px, transparent 1.8px),
    radial-gradient(circle at 92% 76%, rgba(255, 244, 223, 0.82) 0 1px, transparent 1.8px);
  background-size: 280px 280px;
  animation: twinkle 8s ease-in-out infinite;
}

.stars-b {
  opacity: 0.34;
  background-image:
    radial-gradient(circle at 8% 56%, rgba(255, 255, 255, 0.75) 0 0.9px, transparent 1.4px),
    radial-gradient(circle at 24% 18%, rgba(255, 252, 244, 0.75) 0 1px, transparent 1.5px),
    radial-gradient(circle at 52% 12%, rgba(255, 255, 255, 0.7) 0 0.9px, transparent 1.5px),
    radial-gradient(circle at 66% 48%, rgba(255, 248, 233, 0.7) 0 1px, transparent 1.5px),
    radial-gradient(circle at 84% 34%, rgba(255, 255, 255, 0.7) 0 0.9px, transparent 1.5px),
    radial-gradient(circle at 94% 86%, rgba(255, 255, 255, 0.65) 0 0.8px, transparent 1.4px);
  background-size: 360px 360px;
  animation: twinkle 11s ease-in-out infinite reverse;
}

.meteor {
  width: 26rem;
  height: 2px;
  opacity: 0;
  background: linear-gradient(90deg, rgba(255, 255, 255, 0), rgba(255, 244, 221, 0.95), rgba(255, 255, 255, 0));
  filter: drop-shadow(0 0 12px rgba(255, 245, 220, 0.6));
  transform: rotate(-22deg);
}

.meteor-a {
  top: 14%;
  right: -12rem;
  animation: meteor-fall 14s linear infinite;
}

.meteor-b {
  top: 48%;
  left: -16rem;
  animation: meteor-fall 18s linear infinite 6s;
}

.orb {
  width: 36rem;
  height: 36rem;
  border-radius: 50%;
  filter: blur(24px);
  opacity: 0.18;
  animation: drift 18s ease-in-out infinite;
}

.orb-a {
  top: -8rem;
  left: -8rem;
  background: radial-gradient(circle, var(--accent), transparent 60%);
}

.orb-b {
  right: -10rem;
  top: 12%;
  background: radial-gradient(circle, rgba(85, 128, 255, 0.9), transparent 60%);
  animation-delay: 4s;
}

.orb-c {
  left: 30%;
  bottom: -14rem;
  background: radial-gradient(circle, rgba(255, 120, 80, 0.7), transparent 60%);
  animation-delay: 8s;
}

.grid {
  inset: 0;
  opacity: 0.22;
  background:
    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: 96px 96px;
}

.scanline {
  inset: -30% 0;
  opacity: 0.2;
  background: linear-gradient(180deg, transparent, rgba(255, 255, 255, 0.04), transparent);
  animation: sweep 11s linear infinite;
}

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

button {
  font: inherit;
}

img {
  max-width: 100%;
  height: auto;
}

.page-shell {
  position: relative;
  z-index: 1;
  width: min(calc(100% - 2rem), var(--max-width));
  margin: 0 auto;
  padding-bottom: 6rem;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  gap: 1rem;
  padding: 1rem 0;
  background: linear-gradient(180deg, rgba(5, 5, 7, 0.94), rgba(5, 5, 7, 0.58), rgba(5, 5, 7, 0));
  backdrop-filter: blur(18px);
  -webkit-backdrop-filter: blur(18px);
}

.page-home .site-header {
  width: 100vw;
  margin-inline: calc(50% - 50vw);
  padding-inline: 1.2rem;
}

.site-header::before {
  content: "";
  position: absolute;
  inset: 0 50% 0 auto;
  width: 100vw;
  transform: translateX(50%);
  z-index: -1;
  pointer-events: none;
  background:
    linear-gradient(180deg, rgba(3, 4, 10, 0.96), rgba(3, 4, 10, 0.72), rgba(3, 4, 10, 0)),
    linear-gradient(90deg, rgba(255, 255, 255, 0.02), rgba(255, 255, 255, 0));
}

.brand,
.eyebrow,
.headline,
.section-head h2,
h3,
.nav-link,
.header-badge {
  font-family: "Syne", sans-serif;
}

.brand {
  display: grid;
  gap: 0.16rem;
}

.brand-name {
  font-size: 1.22rem;
  font-weight: 800;
  letter-spacing: 0.03em;
}

.brand-title {
  color: var(--text-muted);
  font-size: 0.76rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.header-meta {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 0.75rem;
}

.header-badge,
.header-location,
.nav-chip {
  padding: 0.58rem 0.9rem;
  border-radius: 999px;
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.03);
  color: var(--text-soft);
  font-size: 0.78rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.header-badge {
  color: var(--accent-strong);
}

.menu-toggle {
  display: none;
  width: 3rem;
  height: 3rem;
  padding: 0;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.03);
  color: var(--text);
  place-items: center;
  gap: 0.28rem;
  cursor: pointer;
}

.menu-toggle span {
  display: block;
  width: 1.1rem;
  height: 2px;
  background: currentColor;
  transition: transform 180ms ease, opacity 180ms ease;
}

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

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

.nav-shell {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 0.9rem;
}

.site-nav {
  display: flex;
  flex-wrap: wrap;
  gap: 0.7rem;
}

.nav-actions {
  display: flex;
  gap: 0.7rem;
}

.site-nav::-webkit-scrollbar {
  display: none;
}

.nav-link,
.nav-chip {
  cursor: pointer;
  transition: transform 180ms ease, border-color 180ms ease, color 180ms ease, background-color 180ms ease, box-shadow 180ms ease;
}

.nav-link {
  padding: 0.65rem 0.95rem;
  border-radius: 999px;
  border: 1px solid transparent;
  color: var(--text-soft);
}

.nav-link:hover,
.nav-link:focus-visible,
.nav-link.active,
.nav-chip:hover,
.nav-chip:focus-visible {
  color: var(--text);
  border-color: var(--line-strong);
  background: rgba(255, 255, 255, 0.05);
  box-shadow: 0 0 0 4px rgba(255, 255, 255, 0.03);
}

.nav-link:hover,
.nav-chip:hover {
  transform: translateY(-1px);
}

.hero,
.project-hero {
  min-height: calc(100vh - var(--header-height));
  display: grid;
  grid-template-columns: 1fr 0.95fr;
  gap: 2rem;
  align-items: center;
  padding: 3.5rem 0 2rem;
}

.project-hero {
  align-items: start;
  padding-top: 4.5rem;
}

.hero-copy {
  display: grid;
  gap: 1.2rem;
}

.eyebrow {
  margin: 0;
  color: var(--accent);
  font-size: 0.82rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.headline {
  margin: 0;
  max-width: 11ch;
  font-size: clamp(3.2rem, 8vw, 6.8rem);
  line-height: 0.95;
  text-wrap: balance;
}

.project-hero .headline {
  max-width: 10ch;
  font-size: clamp(2.85rem, 5.3vw, 5.35rem);
  line-height: 0.98;
}

.headline-word {
  display: inline-block;
  transform: translateY(100%);
  opacity: 0;
}

.headline-word + .headline-word {
  margin-left: 0.22em;
}

.headline.is-ready .headline-word {
  animation: headline-rise 0.75s cubic-bezier(0.2, 0.8, 0.2, 1) forwards;
  animation-delay: calc(var(--word-index) * 56ms);
}

.lede,
.founder-bio,
.mission-statement,
.summary-card p,
.feature-copy p,
.snapshot-card figcaption,
.timeline-card p,
.stack-card p,
.metric-card p,
.diagram-detail-grid p,
.split-panel p,
.footer-cta p {
  color: var(--text-soft);
  line-height: 1.76;
  font-size: 1rem;
}

.mission-statement {
  max-width: 62ch;
}

.founder-bio {
  max-width: 58ch;
}

.hero-actions,
.stat-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.8rem;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 3.2rem;
  padding: 0.95rem 1.35rem;
  border-radius: 999px;
  border: 1px solid var(--line-strong);
  font-weight: 700;
  transition: transform 180ms ease, border-color 180ms ease, background-color 180ms ease, box-shadow 180ms ease;
}

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

.button-primary {
  color: #090909;
  border-color: transparent;
  background: linear-gradient(135deg, var(--accent), #ffffff);
  box-shadow: 0 18px 36px rgba(0, 0, 0, 0.28);
}

.button-secondary {
  color: var(--text);
  background: rgba(255, 255, 255, 0.03);
}

.panel {
  position: relative;
  overflow: hidden;
  background: linear-gradient(180deg, rgba(20, 20, 24, 0.88), rgba(11, 11, 14, 0.94));
  border: 1px solid var(--line);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow);
}

.panel::before {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background:
    radial-gradient(circle at 20% 0%, rgba(255, 255, 255, 0.06), transparent 34%),
    linear-gradient(180deg, rgba(255, 255, 255, 0.03), transparent 30%);
}

.panel::after {
  content: "";
  position: absolute;
  inset: -40% auto auto -40%;
  width: 60%;
  height: 180%;
  opacity: 0;
  background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.06), transparent);
  transform: rotate(24deg);
  transition: opacity 220ms ease;
}

.panel:hover::after {
  opacity: 1;
  animation: sheen 1s ease;
}

.tilt-card {
  transform-style: preserve-3d;
}

.pulse-card {
  animation: pulse-card 6.5s ease-in-out infinite;
}

.hero-media {
  display: grid;
  gap: 1rem;
}

.hero-shot,
.hero-showcase {
  padding: 1rem;
}

.hero-shot,
.hero-showcase,
.feature-card,
.summary-card,
.snapshot-card,
.stack-card,
.metric-card,
.timeline-card,
.project-index,
.founder-note,
.project-jump,
.footer-project-card,
.footer-cta,
.split-panel,
.architecture-panel {
  will-change: transform;
}

.hero-shot {
  transition: transform 240ms ease;
}

.hero-shot-offset {
  width: 82%;
  margin-left: auto;
}

.media-shell {
  position: relative;
  display: block;
  overflow: hidden;
  border-radius: 20px;
  aspect-ratio: 6 / 5;
  background-size: cover;
  background-position: center;
}

.media-shell img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: top center;
  transform: scale(1.03);
  filter: blur(14px);
  opacity: 0;
  transition: transform 480ms ease, filter 480ms ease, opacity 480ms ease;
}

.media-shell img.is-loaded {
  opacity: 1;
  filter: blur(0);
  transform: scale(1);
}

.snapshot-card:hover .media-shell img,
.feature-card:hover .media-shell img,
.hero-shot:hover .media-shell img,
.hero-showcase:hover .media-shell img {
  transform: scale(1.03);
}

.device-chrome {
  display: inline-flex;
  gap: 0.4rem;
  margin-bottom: 0.9rem;
}

.device-chrome span {
  width: 0.65rem;
  height: 0.65rem;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.22);
  box-shadow: 0 0 18px rgba(255, 255, 255, 0.08);
}

.panel-topline {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  margin-bottom: 0.8rem;
  color: var(--text-muted);
  font-size: 0.82rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.stat-chip {
  min-width: 12rem;
  padding: 0.92rem 1rem;
  border-radius: 20px;
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid var(--line);
}

.stat-chip span {
  display: block;
  color: var(--text-muted);
  font-size: 0.78rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.stat-chip strong {
  display: block;
  margin-top: 0.35rem;
  font-size: 1rem;
}

.marquee-wrap {
  position: relative;
  margin: 2rem 0 0;
  overflow: hidden;
  border-block: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.02);
}

.marquee-wrap-top {
  width: 100vw;
  margin: 0 calc(50% - 50vw) 1.35rem;
  border-inline: 0;
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.025), rgba(255, 255, 255, 0.015)),
    rgba(255, 255, 255, 0.02);
}

.marquee-wrap::before,
.marquee-wrap::after {
  content: "";
  position: absolute;
  top: -1px;
  bottom: -1px;
  width: clamp(2.5rem, 7vw, 5rem);
  z-index: 1;
  pointer-events: none;
}

.marquee-wrap::before {
  left: 0;
  background: linear-gradient(90deg, rgba(5, 5, 7, 0.96), rgba(5, 5, 7, 0));
}

.marquee-wrap::after {
  right: 0;
  background: linear-gradient(270deg, rgba(5, 5, 7, 0.96), rgba(5, 5, 7, 0));
}

.marquee-track {
  display: flex;
  gap: 2rem;
  width: max-content;
  padding: 1rem 2.6rem;
  animation: marquee 26s linear infinite;
}

.marquee-wrap-top .marquee-track {
  padding-inline: 3.4rem;
}

.marquee-track span {
  color: var(--text-soft);
  font-size: 0.94rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  white-space: nowrap;
}

.section {
  position: relative;
  padding: 5rem 0 0;
}

.section-line::after {
  content: "";
  position: absolute;
  left: 0;
  top: calc(100% + 2.2rem);
  width: min(100%, 18rem);
  height: 1px;
  background: linear-gradient(90deg, var(--line-strong), transparent);
}

.section-head {
  display: grid;
  gap: 0.9rem;
  margin-bottom: 1.8rem;
}

.section-head h2,
h3 {
  margin: 0;
  line-height: 0.98;
}

.section-head h2 {
  max-width: 15ch;
  font-size: clamp(2rem, 4vw, 3.9rem);
}

h3 {
  font-size: clamp(1.5rem, 3vw, 2.2rem);
}

.summary-grid,
.feature-grid,
.snapshot-grid,
.stack-grid,
.metrics-grid,
.timeline,
.footer-project-grid {
  display: grid;
  gap: 1rem;
}

.summary-grid {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

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

.feature-card {
  display: grid;
  grid-template-columns: 1fr 0.88fr;
  gap: 1rem;
  padding: 1rem;
}

.feature-copy,
.feature-media {
  display: grid;
  gap: 1rem;
  align-content: start;
}

.summary-card,
.founder-note,
.stack-card,
.metric-card,
.timeline-card,
.footer-project-card {
  padding: 1.4rem;
}

.summary-card span,
.metric-card span,
.timeline-card span {
  color: var(--accent);
  font-size: 0.8rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.summary-card h3,
.metric-card strong,
.timeline-card h3 {
  margin-top: 0.42rem;
}

.signal-list {
  margin: 0;
  padding-left: 1.1rem;
  color: var(--text-soft);
  line-height: 1.78;
}

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

.snapshot-card {
  padding: 0.85rem;
}

.snapshot-card.wide {
  grid-column: span 2;
}

.snapshot-card figcaption {
  margin-top: 0.8rem;
}

.stack-grid,
.metrics-grid {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.metrics-grid {
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

.metric-card strong {
  display: block;
  font-size: 2.6rem;
  line-height: 1;
}

.timeline {
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

.timeline-card {
  min-height: 100%;
}

.architecture-panel,
.split-panel,
.project-jump,
.footer-cta,
.founder-note {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
  padding: 1.5rem;
}

.founder-note {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  align-items: start;
  gap: 2rem;
  margin-top: 1rem;
}

.founder-note > div,
.founder-note > p {
  min-width: 0;
  width: 100%;
}

.founder-note .lede {
  margin: 0;
  max-width: none;
}

.diagram-grid {
  display: grid;
  grid-template-columns: 1fr auto 1fr auto 1fr;
  gap: 1rem;
  align-items: center;
  width: 100%;
}

.diagram-node {
  padding: 1rem;
  border-radius: 20px;
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.03);
}

.diagram-node span {
  display: block;
  color: var(--text-muted);
  font-size: 0.74rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.diagram-node strong {
  display: block;
  margin-top: 0.45rem;
}

.diagram-arrow {
  color: var(--accent);
  font-family: "Syne", sans-serif;
  font-size: 1.55rem;
}

.diagram-detail-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1rem;
  width: 100%;
}

.diagram-detail-grid article {
  padding: 1rem;
  border-radius: 20px;
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.02);
}

.project-index-shell {
  padding-top: 2rem;
}

.project-index {
  position: sticky;
  top: calc(var(--header-height) + 0.4rem);
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
  padding: 1rem;
}

.project-index-link {
  padding: 0.65rem 0.9rem;
  border-radius: 999px;
  border: 1px solid var(--line);
  color: var(--text-soft);
  background: rgba(255, 255, 255, 0.03);
  transition: transform 180ms ease, border-color 180ms ease, color 180ms ease, background-color 180ms ease;
}

.project-index-link:hover,
.project-index-link:focus-visible,
.project-index-link.active {
  color: var(--text);
  border-color: var(--line-strong);
  background: rgba(255, 255, 255, 0.06);
}

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

.contact-stack {
  display: grid;
  gap: 0.75rem;
  min-width: 16rem;
  text-align: right;
}

.contact-stack a {
  color: var(--accent-strong);
}

.contact-stack span {
  color: var(--text-soft);
  line-height: 1.6;
}

.back-to-top {
  position: fixed;
  right: 1rem;
  bottom: 1rem;
  z-index: 18;
  opacity: 0;
  visibility: hidden;
  min-width: 3.25rem;
  min-height: 3.25rem;
  border: 1px solid var(--line-strong);
  border-radius: 999px;
  background: rgba(12, 12, 16, 0.9);
  color: var(--text);
  cursor: pointer;
  transition: opacity 180ms ease, transform 180ms ease, visibility 180ms ease;
}

.back-to-top.is-visible {
  opacity: 1;
  visibility: visible;
}

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

.lightbox {
  position: fixed;
  inset: 0;
  z-index: 32;
  display: grid;
  place-items: center;
  padding: 1rem;
  background: rgba(3, 3, 6, 0.92);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
}

.lightbox[hidden] {
  display: none;
}

.lightbox-close {
  position: absolute;
  top: 1rem;
  right: 1rem;
  padding: 0.7rem 0.95rem;
  border-radius: 999px;
  border: 1px solid var(--line-strong);
  background: rgba(255, 255, 255, 0.04);
  color: var(--text);
  cursor: pointer;
}

.lightbox-figure {
  margin: 0;
  max-width: min(94vw, 1100px);
  display: grid;
  gap: 0.8rem;
}

.lightbox-image {
  width: 100%;
  max-height: 78vh;
  object-fit: contain;
  border-radius: 26px;
  border: 1px solid var(--line);
  box-shadow: var(--shadow);
}

.lightbox-caption {
  color: var(--text-soft);
  text-align: center;
}

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

.js .reveal {
  opacity: 0;
  transform: translateY(28px);
  transition:
    opacity 720ms ease calc(var(--reveal-delay, 0) * 1ms),
    transform 720ms ease calc(var(--reveal-delay, 0) * 1ms);
}

.js .hero.reveal,
.js .project-hero.reveal {
  opacity: 1;
  transform: none;
}

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

:focus-visible {
  outline: none;
  box-shadow: 0 0 0 3px rgba(255, 255, 255, 0.08), 0 0 0 6px var(--accent-soft);
}

@supports not ((backdrop-filter: blur(4px)) or (-webkit-backdrop-filter: blur(4px))) {
  .site-header,
  .lightbox {
    background: rgba(5, 5, 7, 0.95);
  }
}

@media (max-width: 1180px) {
  .site-header {
    grid-template-columns: auto 1fr auto;
  }

  .header-meta {
    justify-content: flex-start;
  }

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

  .timeline,
  .stack-grid,
  .diagram-detail-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 980px) {
  .hero,
  .project-hero,
  .feature-grid,
  .feature-card,
  .summary-grid,
  .snapshot-grid,
  .stack-grid,
  .metrics-grid,
  .timeline,
  .diagram-detail-grid,
  .footer-project-grid,
  .diagram-grid {
    grid-template-columns: 1fr;
  }

  .hero,
  .project-hero {
    min-height: auto;
    padding-top: 1.75rem;
  }

  .project-hero {
    padding-top: 2rem;
  }

  .hero-media {
    order: -1;
  }

  .hero-shot-offset {
    width: 100%;
  }

  .snapshot-card.wide {
    grid-column: span 1;
  }

  .architecture-panel,
  .split-panel,
  .project-jump,
  .footer-cta,
  .founder-note {
    flex-direction: column;
    align-items: flex-start;
  }

  .founder-note {
    grid-template-columns: 1fr;
    gap: 1.25rem;
    margin-top: 1rem;
  }

  .contact-stack {
    min-width: 0;
    text-align: left;
  }

  .diagram-arrow {
    justify-self: center;
    transform: rotate(90deg);
  }
}

@media (max-width: 760px) {
  .site-header {
    grid-template-columns: 1fr auto;
    align-items: start;
  }

  .header-meta {
    grid-column: 1 / -1;
    justify-content: flex-start;
    order: 3;
  }

  .menu-toggle {
    display: inline-grid;
  }

  .nav-shell {
    position: fixed;
    top: 5rem;
    right: 1rem;
    left: 1rem;
    z-index: 24;
    display: grid;
    gap: 0.8rem;
    padding: 1rem;
    border: 1px solid var(--line);
    border-radius: 26px;
    background: rgba(10, 10, 14, 0.96);
    backdrop-filter: blur(18px);
    -webkit-backdrop-filter: blur(18px);
    box-shadow: var(--shadow);
    opacity: 0;
    visibility: hidden;
    transform: translateY(-12px);
    transition: opacity 180ms ease, transform 180ms ease, visibility 180ms ease;
  }

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

  .site-nav,
  .nav-actions {
    flex-direction: column;
    align-items: stretch;
  }

  .nav-link,
  .nav-chip {
    text-align: center;
  }

  .headline {
    max-width: none;
    font-size: clamp(2.8rem, 16vw, 4.8rem);
  }

  .section {
    padding-top: 3.6rem;
  }

  .marquee-wrap-top {
    margin-bottom: 1rem;
  }

  .panel,
  .hero-shot,
  .hero-showcase,
  .summary-card,
  .snapshot-card,
  .stack-card,
  .metric-card,
  .timeline-card,
  .project-index,
  .footer-project-card,
  .project-jump {
    border-radius: 24px;
  }

  .hero-shot,
  .hero-showcase,
  .feature-card,
  .split-panel,
  .project-jump,
  .footer-cta,
  .founder-note,
  .architecture-panel {
    padding: 1rem;
  }

  .media-shell img {
    aspect-ratio: auto;
  }

  .media-shell {
    aspect-ratio: 4 / 5;
  }

  .snapshot-grid[data-carousel] {
    display: flex;
    gap: 1rem;
    overflow-x: auto;
    padding-bottom: 0.3rem;
    scroll-snap-type: x mandatory;
  }

  .snapshot-grid[data-carousel] .snapshot-card {
    flex: 0 0 86%;
    scroll-snap-align: start;
  }

  .snapshot-grid[data-carousel]::-webkit-scrollbar {
    display: none;
  }

  .project-index {
    top: calc(var(--header-height) + 0.2rem);
    flex-wrap: nowrap;
    overflow-x: auto;
  }

  .project-index::-webkit-scrollbar {
    display: none;
  }

  .project-index-link {
    white-space: nowrap;
  }
}

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

  *,
  *::before,
  *::after {
    animation: none !important;
    transition: none !important;
  }

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

@keyframes drift {
  0%,
  100% {
    transform: translate3d(0, 0, 0);
  }

  50% {
    transform: translate3d(0, -22px, 0);
  }
}

@keyframes twinkle {
  0%,
  100% {
    opacity: 0.34;
    transform: scale(1);
  }

  50% {
    opacity: 0.7;
    transform: scale(1.02);
  }
}

@keyframes sweep {
  0% {
    transform: translateY(-40%);
  }

  100% {
    transform: translateY(120%);
  }
}

@keyframes meteor-fall {
  0% {
    opacity: 0;
    transform: translate3d(0, 0, 0) rotate(-22deg);
  }

  8% {
    opacity: 0.9;
  }

  30% {
    opacity: 0;
    transform: translate3d(-110vw, 52vh, 0) rotate(-22deg);
  }

  100% {
    opacity: 0;
    transform: translate3d(-110vw, 52vh, 0) rotate(-22deg);
  }
}

@keyframes marquee {
  0% {
    transform: translateX(0);
  }

  100% {
    transform: translateX(-50%);
  }
}

@keyframes sheen {
  0% {
    transform: translateX(-180%) rotate(24deg);
  }

  100% {
    transform: translateX(260%) rotate(24deg);
  }
}

@keyframes pulse-card {
  0%,
  100% {
    box-shadow: var(--shadow);
  }

  50% {
    box-shadow: 0 28px 80px rgba(0, 0, 0, 0.56), 0 0 0 1px rgba(255, 255, 255, 0.04);
  }
}

@keyframes headline-rise {
  from {
    opacity: 0;
    transform: translateY(100%);
  }

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