:root {
  --bg: #070b14;
  --bg-elevated: rgba(11, 16, 32, 0.8);
  --bg-strong: rgba(9, 13, 27, 0.96);
  --line: rgba(150, 179, 255, 0.18);
  --line-strong: rgba(154, 227, 255, 0.3);
  --text: #eef2ff;
  --text-soft: rgba(226, 232, 255, 0.74);
  --text-faint: rgba(226, 232, 255, 0.52);
  --cyan: #7de4ef;
  --magenta: #de6fff;
  --blue: #6d8cff;
  --gold: #ffcc7c;
  --shadow: 0 24px 90px rgba(0, 0, 0, 0.42);
  --radius-lg: 28px;
  --radius-md: 20px;
  --radius-sm: 14px;
  --max-width: 1180px;
  --font-body: "IBM Plex Sans", "Segoe UI", sans-serif;
  --font-display: "IBM Plex Sans Condensed", "Arial Narrow", sans-serif;
  --font-mono: "IBM Plex Mono", "SFMono-Regular", monospace;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  min-height: 100vh;
  font-family: var(--font-body);
  color: var(--text);
  background:
    radial-gradient(circle at 12% 18%, rgba(109, 140, 255, 0.22), transparent 32%),
    radial-gradient(circle at 82% 10%, rgba(222, 111, 255, 0.18), transparent 24%),
    radial-gradient(circle at 70% 78%, rgba(125, 228, 239, 0.14), transparent 28%),
    linear-gradient(180deg, #09101f 0%, #060910 52%, #05070d 100%);
  line-height: 1.6;
}

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

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

.site-shell {
  position: relative;
  overflow: hidden;
}

.site-main,
.site-header,
.site-footer {
  position: relative;
  z-index: 2;
}

.site-header,
.site-main,
.site-footer {
  width: min(calc(100% - 2rem), var(--max-width));
  margin: 0 auto;
}

.site-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 1.25rem 0 0.75rem;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 0.9rem;
}

.brand-mark {
  width: 4rem;
  height: 4rem;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 0.95rem;
  background:
    linear-gradient(145deg, rgba(125, 228, 239, 0.28), rgba(222, 111, 255, 0.18)),
    rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(125, 228, 239, 0.28);
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, 0.12),
    0 10px 28px rgba(0, 0, 0, 0.26);
  font-family: var(--font-display);
  font-size: 1rem;
  font-weight: 800;
  letter-spacing: 0.12em;
}

.brand-copy {
  display: flex;
  flex-direction: column;
  gap: 0.08rem;
}

.brand-copy strong {
  font-family: var(--font-display);
  font-size: 1.15rem;
  font-weight: 600;
  letter-spacing: 0.01em;
}

.brand-copy span {
  font-family: var(--font-body);
  color: var(--text-faint);
  font-size: 0.88rem;
}

.site-nav {
  display: flex;
  align-items: center;
  gap: 0.45rem;
  flex-wrap: wrap;
}

.site-nav a,
.button,
.text-link {
  transition:
    border-color 180ms ease,
    color 180ms ease,
    background-color 180ms ease,
    transform 180ms ease,
    box-shadow 180ms ease;
}

.site-nav a {
  font-family: var(--font-body);
  font-weight: 500;
  padding: 0.7rem 0.95rem;
  border-radius: 999px;
  color: var(--text-soft);
  border: 1px solid transparent;
}

.site-nav a:hover,
.site-nav a:focus-visible {
  border-color: rgba(125, 228, 239, 0.18);
  background: rgba(255, 255, 255, 0.03);
  color: var(--text);
}

.site-main {
  padding: 2.2rem 0 4rem;
}

.surface {
  position: relative;
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.03), rgba(255, 255, 255, 0.01)),
    var(--bg-elevated);
  box-shadow: var(--shadow);
  backdrop-filter: blur(20px);
}

.hero,
.project-hero,
.page-hero,
.closing-banner {
  padding: clamp(1.5rem, 2vw, 2rem);
}

.hero {
  display: grid;
  grid-template-columns: minmax(0, 1.3fr) minmax(280px, 0.9fr);
  gap: 1.5rem;
  align-items: stretch;
}

.hero-copy,
.project-hero-copy {
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.hero-copy h1,
.page-hero h1,
.project-hero h1,
.closing-banner h2,
.section-heading h2 {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 700;
  letter-spacing: -0.01em;
  line-height: 1.02;
}

.hero-copy h1 {
  max-width: 12ch;
  font-size: clamp(3rem, 8vw, 5.5rem);
}

.section-heading h2,
.closing-banner h2,
.page-hero h1,
.project-hero h1 {
  font-size: clamp(2rem, 4.5vw, 3.3rem);
}

.eyebrow {
  margin: 0 0 0.9rem;
  font-family: var(--font-mono);
  color: var(--cyan);
  font-size: 0.8rem;
  font-weight: 500;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.lede,
.project-tagline,
.project-card-summary,
.project-card-tagline,
.signal-summary,
.principle p,
.footer-copy,
.prose,
.closing-banner p {
  color: var(--text-soft);
}

.lede {
  max-width: 60ch;
  font-size: 1.05rem;
  line-height: 1.68;
}

.project-tagline {
  font-family: var(--font-body);
  font-size: 1.12rem;
  font-weight: 500;
  line-height: 1.45;
}

.hero-actions,
.project-card-actions {
  display: flex;
  gap: 0.85rem;
  flex-wrap: wrap;
  margin-top: 1.4rem;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 2.85rem;
  padding: 0.85rem 1.15rem;
  border-radius: 999px;
  border: 1px solid var(--line);
  font-family: var(--font-body);
  font-weight: 500;
}

.button:hover,
.button:focus-visible,
.text-link:hover,
.text-link:focus-visible {
  transform: translateY(-1px);
}

.button-primary {
  background:
    linear-gradient(135deg, rgba(125, 228, 239, 0.2), rgba(109, 140, 255, 0.24) 45%, rgba(222, 111, 255, 0.18));
  border-color: rgba(125, 228, 239, 0.28);
  box-shadow: 0 12px 28px rgba(81, 102, 219, 0.24);
}

.button-secondary {
  background: rgba(255, 255, 255, 0.02);
}

.hero-panel {
  display: flex;
}

.signal-frame {
  width: 100%;
  display: grid;
  gap: 1rem;
  padding: 1.2rem;
  border-radius: calc(var(--radius-lg) - 6px);
  background:
    radial-gradient(circle at 20% 18%, rgba(125, 228, 239, 0.1), transparent 36%),
    linear-gradient(180deg, rgba(8, 11, 21, 0.94), rgba(10, 14, 28, 0.82));
  border: 1px solid rgba(146, 196, 255, 0.16);
}

.signal-frame-header,
.project-card-head,
.meta-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.signal-frame-header {
  font-family: var(--font-mono);
  color: var(--text-faint);
  font-size: 0.84rem;
  text-transform: uppercase;
  letter-spacing: 0.12em;
}

.signal-stack {
  display: grid;
  gap: 0.9rem;
}

.signal-card,
.principle {
  padding: 1rem;
  border-radius: var(--radius-md);
  border: 1px solid rgba(125, 228, 239, 0.12);
  background: rgba(255, 255, 255, 0.025);
}

.signal-name,
.project-card-title,
.principle h3,
.footer-mark {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 600;
  letter-spacing: 0.01em;
}

.signal-name,
.project-card-title {
  font-size: 1.05rem;
}

.signal-tag,
.project-card-tagline {
  margin: 0.45rem 0 0;
  color: var(--text);
  font-family: var(--font-body);
  font-size: 1rem;
  font-weight: 500;
  line-height: 1.4;
}

.signal-summary,
.project-card-summary {
  margin: 0.55rem 0 0;
}

.section-split,
.project-page,
.project-grid,
.principles-grid {
  margin-top: 1.5rem;
}

.section-heading {
  margin-bottom: 1.15rem;
}

.section-heading.compact {
  margin-bottom: 0.95rem;
}

.section-heading p,
.project-tagline,
.footer-copy,
.prose p,
.prose ul {
  margin-top: 0.8rem;
}

.project-grid,
.principles-grid {
  display: grid;
  gap: 1rem;
}

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

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

.project-card {
  display: flex;
  flex-direction: column;
  padding: 1.15rem;
  min-height: 100%;
}

.project-card-tagline {
  font-size: 1.08rem;
}

.card-highlights,
.feature-list {
  margin: 1rem 0 0;
  padding: 0;
  list-style: none;
}

.card-highlights li,
.feature-list li {
  position: relative;
  padding-left: 1rem;
  color: var(--text-soft);
}

.card-highlights li + li,
.feature-list li + li {
  margin-top: 0.55rem;
}

.card-highlights li::before,
.feature-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.68rem;
  width: 0.42rem;
  height: 0.42rem;
  border-radius: 999px;
  background: linear-gradient(135deg, var(--cyan), var(--magenta));
  box-shadow: 0 0 18px rgba(125, 228, 239, 0.4);
}

.project-card-actions {
  margin-top: auto;
  padding-top: 1.15rem;
}

.text-link {
  color: var(--text);
  font-family: var(--font-body);
  font-weight: 600;
}

.text-link.muted {
  color: var(--text-soft);
}

.status-pill {
  display: inline-flex;
  align-items: center;
  min-height: 1.9rem;
  padding: 0.25rem 0.7rem;
  border-radius: 999px;
  border: 1px solid rgba(125, 228, 239, 0.2);
  background: rgba(255, 255, 255, 0.04);
  color: var(--text);
  font-family: var(--font-mono);
  font-size: 0.78rem;
  font-weight: 500;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.status-pill.subtle {
  color: var(--text-soft);
}

.project-page {
  display: grid;
  gap: 1.5rem;
}

.project-hero {
  display: grid;
  grid-template-columns: minmax(0, 1.3fr) minmax(220px, 0.65fr);
  gap: 1.5rem;
}

.project-meta {
  display: flex;
  flex-direction: column;
  gap: 0.85rem;
  justify-content: flex-start;
}

.meta-label {
  color: var(--text-faint);
  font-family: var(--font-mono);
  text-transform: uppercase;
  letter-spacing: 0.12em;
  font-size: 0.78rem;
}

.prose {
  max-width: 70ch;
  line-height: 1.68;
}

.prose p:first-child {
  margin-top: 0;
}

.prose strong {
  color: var(--text);
}

.prose code {
  padding: 0.15rem 0.35rem;
  border-radius: 0.4rem;
  background: rgba(255, 255, 255, 0.06);
  font-family: var(--font-mono);
  font-size: 0.94em;
}

.site-footer {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 1rem;
  padding: 1rem 0 2.2rem;
}

.footer-mark {
  font-size: 1rem;
}

.footer-copy {
  max-width: 40rem;
  margin-bottom: 0;
}

.footer-links {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
}

.footer-links a {
  color: var(--text-soft);
}

.backdrop {
  position: fixed;
  inset: auto;
  width: 36rem;
  height: 36rem;
  border-radius: 999px;
  filter: blur(90px);
  pointer-events: none;
  z-index: 1;
  opacity: 0.34;
}

.backdrop-one {
  top: -10rem;
  right: -9rem;
  background: radial-gradient(circle, rgba(222, 111, 255, 0.34), transparent 64%);
  animation: drift 14s ease-in-out infinite;
}

.backdrop-two {
  bottom: -12rem;
  left: -10rem;
  background: radial-gradient(circle, rgba(125, 228, 239, 0.26), transparent 66%);
  animation: drift-alt 18s ease-in-out infinite;
}

.grain {
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 1;
  opacity: 0.06;
  background-image:
    linear-gradient(transparent, rgba(255, 255, 255, 0.5)),
    linear-gradient(90deg, rgba(255, 255, 255, 0.14), transparent 24%);
  background-size: 100% 100%, 3px 3px;
  mix-blend-mode: soft-light;
}

@keyframes drift {
  0%,
  100% {
    transform: translate3d(0, 0, 0) scale(1);
  }
  50% {
    transform: translate3d(-2rem, 2rem, 0) scale(1.06);
  }
}

@keyframes drift-alt {
  0%,
  100% {
    transform: translate3d(0, 0, 0) scale(1);
  }
  50% {
    transform: translate3d(2rem, -1rem, 0) scale(1.04);
  }
}

@media (max-width: 960px) {
  .hero,
  .project-hero,
  .principles-grid,
  .project-grid {
    grid-template-columns: 1fr;
  }

  .site-header,
  .site-footer {
    align-items: flex-start;
    flex-direction: column;
  }

  .brand-copy span {
    max-width: 24rem;
  }
}

@media (max-width: 640px) {
  .site-header,
  .site-main,
  .site-footer {
    width: min(calc(100% - 1.2rem), var(--max-width));
  }

  .site-main {
    padding-top: 1.2rem;
  }

  .hero-copy h1,
  .section-heading h2,
  .closing-banner h2,
  .page-hero h1,
  .project-hero h1 {
    letter-spacing: -0.03em;
  }

  .site-nav {
    width: 100%;
  }

  .site-nav a {
    padding-left: 0;
  }
}

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

  *,
  *::before,
  *::after {
    animation: none !important;
    transition-duration: 0ms !important;
  }
}