:root {
  color-scheme: light;
  --purple: #4e2a84;
  --purple-2: #6b46a3;
  --purple-3: #eadff8;
  --ink: #16141d;
  --muted: #5c5967;
  --line: #ded9e8;
  --panel: #ffffff;
  --panel-soft: #f7f5fb;
  --chip: #f1edf7;
  --success: #197a5c;
  --warning: #9f5b00;
  --shadow: 0 24px 80px rgba(32, 20, 55, 0.12);
  --radius: 8px;
  --max: 1180px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background: #fbfafc;
  color: var(--ink);
  font-family: Inter, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  line-height: 1.6;
}

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

button,
input,
select {
  font: inherit;
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  background: rgba(251, 250, 252, 0.9);
  border-bottom: 1px solid rgba(78, 42, 132, 0.13);
  backdrop-filter: blur(16px);
}

.navbar {
  width: min(var(--max), calc(100% - 32px));
  min-height: 72px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  font-weight: 800;
}

.brand small {
  display: block;
  color: var(--muted);
  font-size: 0.72rem;
  font-weight: 600;
}

.brand-mark {
  display: grid;
  width: 42px;
  height: 42px;
  place-items: center;
  color: #fff;
  background: var(--purple);
  border-radius: var(--radius);
  font-weight: 800;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 6px;
}

.nav-links a {
  padding: 10px 12px;
  border-radius: var(--radius);
  color: var(--muted);
  font-weight: 650;
  font-size: 0.93rem;
}

.nav-links a:hover,
.nav-links a.active {
  color: var(--purple);
  background: var(--purple-3);
}

.nav-toggle {
  display: none;
}

.section {
  width: min(var(--max), calc(100% - 32px));
  margin: 0 auto;
  padding: 78px 0;
}

.hero {
  min-height: calc(100vh - 72px);
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(360px, 0.95fr);
  align-items: center;
  gap: 54px;
  padding-top: 48px;
  padding-bottom: 48px;
}

.eyebrow {
  margin: 0 0 12px;
  color: var(--purple);
  font-size: 0.78rem;
  font-weight: 800;
  letter-spacing: 0;
  text-transform: uppercase;
}

h1,
h2,
h3,
p {
  overflow-wrap: anywhere;
}

h1 {
  max-width: 820px;
  margin: 0;
  font-size: clamp(2.45rem, 7vw, 5.25rem);
  line-height: 0.98;
  letter-spacing: 0;
}

h2 {
  margin: 0;
  font-size: clamp(1.7rem, 4vw, 3rem);
  line-height: 1.08;
  letter-spacing: 0;
}

h3 {
  margin: 0 0 10px;
  font-size: 1.05rem;
  line-height: 1.25;
}

.tagline {
  margin: 24px 0 0;
  color: var(--purple);
  font-size: 1.18rem;
  font-weight: 800;
}

.hero-text {
  max-width: 720px;
  margin: 16px 0 0;
  color: var(--muted);
  font-size: 1.05rem;
}

.hero-title {
  font-size: clamp(2rem, 5vw, 3.55rem);
  line-height: 1.02;
}

.hero-title-nusi {
  color: var(--purple);
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 30px;
}

.button {
  display: inline-flex;
  min-height: 44px;
  align-items: center;
  justify-content: center;
  padding: 0 18px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  cursor: pointer;
  font-weight: 800;
}

.button.primary {
  color: #fff;
  background: var(--purple);
  border-color: var(--purple);
}

.button.secondary {
  color: var(--purple);
  background: #fff;
}

.button.ghost {
  color: var(--ink);
  background: transparent;
}

.silicon-visual {
  position: relative;
  min-height: 520px;
  background: transparent;
  perspective: 1000px;
  overflow: visible;
}

.wafer-shadow {
  position: absolute;
  left: 51%;
  top: 60%;
  width: min(86%, 450px);
  height: min(48%, 250px);
  transform: translate(-50%, -50%) rotate(-14deg) translate3d(var(--shadow-x, 0px), var(--shadow-y, 0px), 0);
  border-radius: 50%;
  background: radial-gradient(ellipse at center, rgba(62, 41, 112, 0.33) 0%, rgba(62, 41, 112, 0.14) 55%, rgba(62, 41, 112, 0) 78%);
  filter: blur(6px);
  transition: transform 160ms ease;
}

.wafer-tilt {
  position: absolute;
  left: 50%;
  top: 50%;
  width: min(84%, 430px);
  aspect-ratio: 1;
  transform: translate(-50%, -50%) rotate(-14deg) rotateX(var(--tilt-x, 0deg)) rotateY(var(--tilt-y, 0deg));
  transform-style: preserve-3d;
  border-radius: 50%;
  border: 3px solid rgba(78, 42, 132, 0.58);
  overflow: hidden;
  box-shadow: 0 22px 48px rgba(49, 35, 83, 0.28);
  transition: transform 160ms ease;
}

.wafer-surface {
  width: 100%;
  height: 100%;
  background-color: #d9c8ee;
  background:
    radial-gradient(circle at 18% 22%, rgba(255, 241, 148, 0.92) 0%, rgba(255, 241, 148, 0) 30%),
    radial-gradient(circle at 80% 62%, rgba(178, 151, 232, 0.45) 0%, rgba(178, 151, 232, 0) 38%),
    conic-gradient(
      from 122deg,
      #f1d26c 0deg,
      #e9bc61 62deg,
      #d6c08f 120deg,
      #bfa6df 196deg,
      #9f87d4 252deg,
      #efd074 360deg
    );
}

.wafer-surface::before,
.wafer-surface::after {
  content: "";
  position: absolute;
  inset: 0;
}

.wafer-surface::before {
  background:
    repeating-linear-gradient(0deg, rgba(78, 42, 132, 0.32) 0 1px, transparent 1px 18px),
    repeating-linear-gradient(90deg, rgba(78, 42, 132, 0.32) 0 1px, transparent 1px 18px);
  mix-blend-mode: multiply;
}

.wafer-surface::after {
  background:
    repeating-linear-gradient(0deg, transparent 0 4px, rgba(111, 83, 166, 0.32) 4px 5px, transparent 5px 18px),
    repeating-linear-gradient(90deg, transparent 0 4px, rgba(111, 83, 166, 0.32) 4px 5px, transparent 5px 18px),
    repeating-linear-gradient(0deg, transparent 0 20px, rgba(78, 42, 132, 0.46) 20px 21px, transparent 21px 72px),
    repeating-linear-gradient(90deg, transparent 0 20px, rgba(78, 42, 132, 0.46) 20px 21px, transparent 21px 72px);
  opacity: 0.8;
}

.section-heading {
  max-width: 760px;
  margin-bottom: 28px;
}

.section-heading p {
  color: var(--muted);
}

.page-hero {
  padding-top: 82px;
  padding-bottom: 40px;
  border-bottom: 1px solid var(--line);
}

.page-hero h1 {
  max-width: 920px;
  font-size: clamp(2.15rem, 5.5vw, 4.35rem);
  line-height: 1.04;
}

.page-hero p:not(.eyebrow) {
  max-width: 760px;
  margin: 22px 0 0;
  color: var(--muted);
  font-size: 1.06rem;
}

.feature-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 16px;
}

.feature-grid .section-heading {
  grid-column: 1 / -1;
}

.feature-card,
.blog-card,
.content-panel,
.division-grid article,
.ways-grid article,
.join-panel {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--panel);
  box-shadow: 0 10px 30px rgba(32, 20, 55, 0.06);
}

.feature-card,
.blog-card,
.content-panel,
.division-grid article,
.ways-grid article {
  padding: 22px;
}

.feature-card p,
.blog-card p,
.division-grid p,
.ways-grid p,
.content-panel p,
.join-panel p {
  margin: 0;
  color: var(--muted);
}

.text-link {
  display: inline-flex;
  margin-top: 18px;
  color: var(--purple);
  font-weight: 800;
}

.card-kicker {
  display: inline-block;
  margin-bottom: 24px;
  color: var(--purple);
  font-family: "JetBrains Mono", Consolas, monospace;
  font-size: 0.78rem;
  font-weight: 700;
}

.preview-band {
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(0, 1.1fr);
  gap: 26px;
  align-items: start;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.preview-list {
  display: grid;
  gap: 10px;
}

.preview-list a {
  display: grid;
  gap: 4px;
  padding: 16px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: #fff;
}

.preview-list span {
  color: var(--muted);
  font-size: 0.94rem;
}

.two-column {
  display: grid;
  grid-template-columns: 0.72fr 1.28fr;
  gap: 42px;
  align-items: start;
}

.sticky-note {
  position: sticky;
  top: 100px;
}

.stack {
  display: grid;
  gap: 16px;
}

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

.check-list li {
  position: relative;
  padding-left: 24px;
  color: var(--muted);
}

.check-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.64em;
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--purple);
}

.division-grid,
.ways-grid,
.blog-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(min(100%, 360px), 1fr));
  gap: 16px;
}

.leadership {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
}

.simple-panel {
  display: block;
}

.team-section {
  display: grid;
  gap: 16px;
}

.compact-heading {
  margin-bottom: 4px;
}

.compact-heading h2 {
  font-size: clamp(1.35rem, 3vw, 2rem);
}

.team-card {
  display: grid;
  grid-template-columns: minmax(0, 0.86fr) minmax(0, 1.14fr);
  gap: 24px;
  padding: 24px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: #fff;
  box-shadow: 0 10px 30px rgba(32, 20, 55, 0.06);
}

.team-card h3 {
  font-size: 1.45rem;
}

.team-card p {
  margin: 0;
  color: var(--muted);
}

.subteam-grid {
  display: grid;
  gap: 10px;
}

.subteam-grid article {
  padding: 16px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--panel-soft);
}

.subteam-grid h4 {
  margin: 0 0 6px;
  font-size: 0.98rem;
}

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

.team-list li {
  padding: 12px 14px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  color: var(--muted);
  background: var(--panel-soft);
}

.split-heading {
  display: flex;
  max-width: none;
  align-items: end;
  justify-content: space-between;
  gap: 32px;
}

.split-heading > p {
  max-width: 420px;
  margin: 0;
}

.tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 22px;
}

.tags span,
.skill-levels span {
  display: inline-flex;
  align-items: center;
  min-height: 28px;
  padding: 0 10px;
  border-radius: 999px;
  color: var(--purple);
  background: var(--chip);
  font-family: "JetBrains Mono", Consolas, monospace;
  font-size: 0.74rem;
  font-weight: 700;
}

.contribute {
  border-top: 0;
  padding-top: 48px;
}

.contribute-layout {
  display: grid;
  grid-template-columns: minmax(0, 1.35fr) minmax(300px, 0.65fr);
  gap: 20px;
  align-items: start;
}

.contribute-single {
  max-width: 520px;
  margin: 0 auto;
}

.join-panel {
  position: sticky;
  top: 100px;
  padding: 22px;
}

body[data-page="contribute"] .join-panel {
  position: static;
}

body[data-page="blog"] .blog-grid {
  max-width: 820px;
}

form,
label {
  display: grid;
  gap: 10px;
}

form {
  margin-top: 20px;
}

label {
  color: var(--muted);
  font-size: 0.9rem;
  font-weight: 700;
}

input,
select {
  width: 100%;
  min-height: 42px;
  padding: 0 12px;
  color: var(--ink);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: #fff;
}

.skill-levels {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 18px;
}

.docs {
  width: 100%;
  max-width: none;
  padding-left: max(16px, calc((100vw - var(--max)) / 2));
  padding-right: max(16px, calc((100vw - var(--max)) / 2));
  background: #f3f0f8;
  border-top: 1px solid var(--line);
}

.docs-link-card {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 22px;
  align-items: start;
  padding: 34px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background:
    linear-gradient(90deg, rgba(78, 42, 132, 0.08) 1px, transparent 1px),
    linear-gradient(rgba(78, 42, 132, 0.08) 1px, transparent 1px),
    #fff;
  background-size: 28px 28px;
  box-shadow: 0 10px 30px rgba(32, 20, 55, 0.06);
}

.docs-link-card p {
  max-width: 760px;
  margin: 14px 0 0;
  color: var(--muted);
}

.docs-copy .button {
  margin-top: 20px;
}

.docs-categories {
  grid-column: 1 / -1;
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.docs-categories span {
  display: inline-flex;
  align-items: center;
  min-height: 30px;
  padding: 0 10px;
  border-radius: 999px;
  color: var(--purple);
  background: var(--chip);
  font-family: "JetBrains Mono", Consolas, monospace;
  font-size: 0.74rem;
  font-weight: 700;
}

.site-footer {
  display: flex;
  width: min(var(--max), calc(100% - 32px));
  margin: 0 auto;
  padding: 34px 0;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  color: var(--muted);
}

.site-footer p {
  margin: 4px 0 0;
}

.site-footer nav {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
}

.site-footer a {
  color: var(--purple);
  font-weight: 800;
}

.icon-link {
  display: inline-flex;
  align-items: center;
  gap: 7px;
}

.icon-link svg {
  width: 20px;
  height: 20px;
  fill: currentColor;
  flex: 0 0 auto;
}

.blog-post {
  max-width: 860px;
}

.blog-post h1 {
  margin-top: 18px;
  margin-bottom: 12px;
}

.blog-post h2 {
  margin-top: 42px;
  font-size: clamp(1.4rem, 3vw, 2rem);
}

.blog-post p {
  color: var(--muted);
}

.blog-post a {
  color: var(--purple);
  font-weight: 800;
}

.blog-post ul {
  color: var(--muted);
  padding-left: 22px;
}

.blog-post li + li {
  margin-top: 8px;
}

.blog-post img {
  display: block;
  max-width: 100%;
  margin: 24px 0;
  border: 1px solid var(--line);
  border-radius: var(--radius);
}

.post-meta {
  margin-top: 0;
  font-family: "JetBrains Mono", Consolas, monospace;
  font-size: 0.9rem;
}

.blog-card .post-meta {
  margin: 0 0 12px;
  color: var(--muted);
  font-size: 0.78rem;
}

.blog-request {
  padding-top: 28px;
}

.calendar-section {
  padding-top: 28px;
}

.form-embed {
  width: min(100%, 980px);
  margin: 0 auto;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: #fff;
  box-shadow: 0 10px 30px rgba(32, 20, 55, 0.06);
}

.form-embed iframe {
  display: block;
  width: 100%;
  min-height: 640px;
  border: 0;
}

.calendar-embed iframe {
  min-height: 600px;
}

pre {
  overflow: auto;
  padding: 18px;
  border-radius: var(--radius);
  background: #15111d;
  color: #f5f0ff;
  font-family: "JetBrains Mono", Consolas, monospace;
  font-size: 0.9rem;
  line-height: 1.55;
}

code {
  font-family: "JetBrains Mono", Consolas, monospace;
}

.post-diagram {
  display: grid;
  grid-template-columns: repeat(6, minmax(74px, 1fr));
  gap: 10px;
  margin: 24px 0;
}

.post-diagram span {
  display: grid;
  min-height: 58px;
  place-items: center;
  border: 1px solid rgba(78, 42, 132, 0.24);
  border-radius: var(--radius);
  color: var(--purple);
  background: var(--purple-3);
  font-weight: 800;
}

@media (max-width: 980px) {
  .hero,
  .preview-band,
  .two-column,
  .contribute-layout,
  .team-card,
  .docs-link-card {
    grid-template-columns: 1fr;
  }

  .hero {
    min-height: auto;
  }

  .silicon-visual {
    min-height: 420px;
  }

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

  .sticky-note,
  .join-panel {
    position: static;
  }
}

@media (max-width: 760px) {
  .nav-toggle {
    display: inline-grid;
    width: 44px;
    height: 44px;
    place-items: center;
    border: 1px solid var(--line);
    border-radius: var(--radius);
    background: #fff;
  }

  .nav-toggle span:not(.sr-only) {
    display: block;
    width: 18px;
    height: 2px;
    background: var(--ink);
  }

  .nav-links {
    position: absolute;
    left: 16px;
    right: 16px;
    top: 72px;
    display: none;
    padding: 10px;
    border: 1px solid var(--line);
    border-radius: var(--radius);
    background: #fff;
    box-shadow: var(--shadow);
  }

  .nav-links.open {
    display: grid;
  }

  .hero-actions,
  .leadership,
  .split-heading,
  .site-footer {
    align-items: stretch;
    flex-direction: column;
  }

  .button {
    width: 100%;
  }

  .page-hero {
    padding-top: 56px;
    padding-bottom: 30px;
  }

  .page-hero h1 {
    font-size: clamp(2rem, 10vw, 3.15rem);
  }

  .contribute {
    padding-top: 32px;
  }

  .feature-grid,
  .division-grid,
  .ways-grid,
  .blog-grid {
    grid-template-columns: 1fr;
  }

  .silicon-visual {
    min-height: 360px;
  }

  .wafer-tilt {
    width: min(94%, 360px);
  }

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

}

@media (max-width: 430px) {
  .section {
    width: min(var(--max), calc(100% - 24px));
    padding: 56px 0;
  }

  .navbar,
  .site-footer {
    width: calc(100% - 24px);
  }

  .brand small {
    display: none;
  }

  h1 {
    font-size: 2.28rem;
  }
}