:root {
  --bg: #f4f1ea;
  --bg-soft: #fbfaf6;
  --surface: rgba(255, 255, 255, 0.78);
  --surface-strong: rgba(255, 255, 255, 0.92);
  --ink: #0f1724;
  --ink-soft: #4d5a70;
  --line: rgba(31, 43, 67, 0.12);
  --amber: #ef9d47;
  --amber-deep: #dd7d1d;
  --teal: #2d9f87;
  --blue: #436fe8;
  --blue-soft: #dce6ff;
  --shadow: 0 18px 50px rgba(21, 31, 53, 0.08);
  --radius-xl: 28px;
  --radius-lg: 22px;
  --radius-md: 16px;
  --mono: "IBM Plex Mono", monospace;
  --sans: "Manrope", sans-serif;
}

* {
  box-sizing: border-box;
}

*::before,
*::after {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: var(--sans);
  overflow-x: hidden;
  background:
    radial-gradient(circle at top left, rgba(239, 157, 71, 0.24), transparent 28%),
    radial-gradient(circle at 90% 10%, rgba(67, 111, 232, 0.18), transparent 24%),
    linear-gradient(180deg, #f6f1e7 0%, #f8f7f3 48%, #edf2f8 100%);
  color: var(--ink);
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.18) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.18) 1px, transparent 1px);
  background-size: 42px 42px;
  mask-image: linear-gradient(180deg, rgba(0, 0, 0, 0.18), transparent 60%);
}

.site-shell {
  width: min(1220px, calc(100vw - 32px));
  margin: 0 auto;
  padding: 18px 0 56px;
}

.language-home {
  min-height: calc(100vh - 72px);
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 18px;
  align-items: center;
}

.language-card {
  padding: 34px;
  background: var(--surface);
  border: 1px solid rgba(255, 255, 255, 0.56);
  border-radius: 32px;
  box-shadow: var(--shadow);
  backdrop-filter: blur(12px);
}

.language-actions {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
}

.topbar {
  position: sticky;
  top: 12px;
  z-index: 20;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  padding: 14px 18px;
  margin-bottom: 22px;
  background: rgba(255, 255, 255, 0.72);
  border: 1px solid rgba(255, 255, 255, 0.5);
  border-radius: 22px;
  backdrop-filter: blur(18px);
  box-shadow: var(--shadow);
  overflow: hidden;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 14px;
  min-width: 0;
  color: inherit;
  text-decoration: none;
}

.brand-logo {
  width: 48px;
  height: 48px;
  flex: 0 0 auto;
}

.brand-copy {
  display: flex;
  flex-direction: column;
  gap: 2px;
  min-width: 0;
}

.brand-copy strong,
.brand-copy span {
  overflow-wrap: anywhere;
}

.brand-copy span {
  font-size: 0.88rem;
  color: var(--ink-soft);
}

.topnav {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  justify-content: flex-end;
  min-width: 0;
}

.topnav a {
  color: var(--ink-soft);
  text-decoration: none;
  font-weight: 600;
  font-size: 0.96rem;
  white-space: nowrap;
}

.topnav a:hover,
.topnav a:focus-visible {
  color: var(--ink);
}

.hero,
.section,
.footer {
  position: relative;
}

.hero {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: 26px;
  align-items: stretch;
  padding: 26px 0 12px;
}

.hero-copy,
.hero-panel,
.section-heading,
.runtime-card,
.card,
.mini-card,
.stack-item,
.resource-link,
.language-card,
.panel-card {
  min-width: 0;
}

.eyebrow {
  margin: 0 0 12px;
  font-family: var(--mono);
  font-size: 0.8rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--amber-deep);
}

h1,
h2,
h3,
h4 {
  margin: 0;
  line-height: 1.02;
}

h1 {
  font-size: clamp(2.45rem, 5.2vw, 5rem);
  max-width: 12ch;
  letter-spacing: -0.06em;
  line-height: 1.04;
  text-wrap: balance;
  overflow-wrap: anywhere;
}

h2 {
  font-size: clamp(1.85rem, 3vw, 3rem);
  letter-spacing: -0.04em;
  line-height: 1.06;
  text-wrap: balance;
  overflow-wrap: anywhere;
}

h3 {
  font-size: clamp(1.12rem, 1.7vw, 1.3rem);
  margin-bottom: 12px;
  line-height: 1.16;
  overflow-wrap: anywhere;
}

h4 {
  font-size: 0.98rem;
  margin: 18px 0 10px;
}

p,
li {
  line-height: 1.7;
  color: var(--ink-soft);
  overflow-wrap: anywhere;
}

.lead {
  font-size: 1.15rem;
  max-width: 60ch;
  margin: 18px 0 22px;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-bottom: 24px;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 48px;
  padding: 0 18px;
  border-radius: 999px;
  text-decoration: none;
  font-weight: 700;
  transition: transform 180ms ease, box-shadow 180ms ease;
}

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

.button-primary {
  background: linear-gradient(135deg, #162033, #2f4f9d);
  color: #fff;
  box-shadow: 0 14px 30px rgba(24, 38, 68, 0.18);
}

.button-secondary {
  background: rgba(255, 255, 255, 0.82);
  color: var(--ink);
  border: 1px solid var(--line);
}

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

.hero-points li {
  display: flex;
  align-items: center;
  gap: 10px;
}

.hero-points li::before {
  content: "";
  width: 9px;
  height: 9px;
  border-radius: 999px;
  background: var(--teal);
  box-shadow: 0 0 0 6px rgba(45, 159, 135, 0.14);
}

.hero-panel {
  display: flex;
  align-items: stretch;
}

.panel-card,
.card,
.diagram-card,
.mini-card,
.runtime-card,
.code-card,
.stack-item,
.resource-link {
  background: var(--surface);
  border: 1px solid rgba(255, 255, 255, 0.56);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow);
  backdrop-filter: blur(12px);
}

.panel-card {
  width: 100%;
  padding: 18px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.panel-logo {
  width: min(100%, 320px);
  height: auto;
  margin-bottom: 16px;
}

.panel-header {
  display: flex;
  gap: 8px;
  margin-bottom: 18px;
}

.panel-dot {
  width: 10px;
  height: 10px;
  border-radius: 999px;
  background: rgba(15, 23, 36, 0.18);
}

.panel-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 14px;
}

.panel-block {
  min-height: 120px;
  padding: 16px;
  border-radius: 20px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  color: #112031;
  gap: 8px;
  overflow: hidden;
}

.label {
  font-family: var(--mono);
  font-size: 0.76rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  opacity: 0.8;
}

.panel-block strong {
  display: block;
  font-size: clamp(1rem, 1.3vw, 1.12rem);
  line-height: 1.2;
  text-wrap: balance;
  overflow-wrap: anywhere;
}

.accent-a {
  background: linear-gradient(135deg, #ffe7bb, #ffc988);
}

.accent-b {
  background: linear-gradient(135deg, #d9ebff, #a5c8ff);
}

.accent-c {
  background: linear-gradient(135deg, #def8ee, #9fe0ca);
}

.accent-d {
  background: linear-gradient(135deg, #eef1ff, #cad6ff);
}

.panel-footer {
  margin-top: 16px;
  padding: 14px 16px;
  border-radius: 18px;
  background: rgba(16, 23, 38, 0.92);
  color: #f4f7ff;
}

.panel-footer code {
  display: block;
  white-space: normal;
  line-height: 1.6;
  overflow-wrap: anywhere;
}

code,
pre {
  font-family: var(--mono);
}

code {
  font-size: 0.92em;
}

.section {
  padding: 58px 0 0;
}

.section-heading {
  max-width: 780px;
  margin-bottom: 22px;
}

.section-heading p:last-child {
  margin-bottom: 0;
}

.narrow {
  max-width: 620px;
}

.comparison-grid,
.motivation-grid,
.adoption-grid,
.resources-grid {
  display: grid;
  gap: 18px;
}

.comparison-grid {
  grid-template-columns: 1fr 1fr;
  margin-bottom: 18px;
}

.card,
.mini-card {
  padding: 24px;
}

.highlighted {
  background:
    linear-gradient(180deg, rgba(255, 253, 247, 0.95), rgba(247, 250, 255, 0.92)),
    var(--surface);
}

.diagram-card {
  padding: 22px;
}

.diagram-copy {
  max-width: 620px;
  margin-bottom: 12px;
}

svg {
  width: 100%;
  height: auto;
}

svg text {
  font-family: var(--sans);
  font-size: 16px;
  fill: #102039;
  font-weight: 700;
}

.svg-small {
  font-size: 12px;
  font-weight: 600;
  fill: #4d5a70;
}

.light {
  fill: #cdd9f0;
}

.muted-section {
  padding: 52px 0 0;
}

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

.mini-card h3 {
  font-size: 1.08rem;
}

.structure-layout {
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  gap: 18px;
  margin-bottom: 18px;
}

.code-card {
  overflow: auto;
}

.code-card pre,
.snippet pre {
  margin: 0;
  padding: 22px;
  overflow: auto;
  color: #d9e5ff;
  background: #111827;
  border-radius: inherit;
}

.stack-list {
  display: grid;
  gap: 18px;
}

.stack-item {
  padding: 22px;
}

.runtime-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 18px;
}

.runtime-card {
  padding: 24px;
}

.runtime-head {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 14px;
  margin-bottom: 12px;
  flex-wrap: wrap;
}

.runtime-head span {
  color: var(--ink-soft);
  font-size: 0.92rem;
  line-height: 1.4;
}

ul,
ol {
  margin: 0;
  padding-left: 20px;
}

.snippet {
  margin-top: 16px;
  border-radius: var(--radius-md);
  overflow: hidden;
}

.source {
  margin-top: 12px;
  font-size: 0.94rem;
  overflow-wrap: anywhere;
}

.source a,
.resource-link,
.footer a {
  color: inherit;
}

.dark-band {
  padding-top: 62px;
}

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

.flow-steps article {
  padding: 24px;
  border-radius: 24px;
  background: linear-gradient(180deg, #12203a, #172a4d);
  color: #f5f7fb;
  box-shadow: 0 18px 40px rgba(17, 27, 48, 0.18);
}

.flow-steps span {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  margin-bottom: 16px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.14);
  font-family: var(--mono);
  color: #ffcc84;
}

.flow-steps p,
.flow-steps h3 {
  color: #f5f7fb;
}

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

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

.resource-link {
  display: flex;
  flex-direction: column;
  gap: 6px;
  padding: 20px;
  text-decoration: none;
  transition: transform 180ms ease, border-color 180ms ease;
}

.resource-link:hover,
.resource-link:focus-visible {
  transform: translateY(-3px);
  border-color: rgba(67, 111, 232, 0.24);
}

.resource-link span {
  color: var(--ink-soft);
}

.footer {
  display: flex;
  justify-content: space-between;
  gap: 18px;
  padding: 28px 8px 0;
  color: var(--ink-soft);
}

.footer p {
  margin: 0;
  max-width: 36ch;
}

.footer code,
.resource-link strong,
.resource-link span {
  overflow-wrap: anywhere;
}

.reveal {
  opacity: 0;
  transform: translateY(18px);
  transition: opacity 520ms ease, transform 520ms ease;
}

.reveal.in-view {
  opacity: 1;
  transform: translateY(0);
}

@media (max-width: 1080px) {
  .hero,
  .comparison-grid,
  .structure-layout,
  .runtime-grid,
  .flow-steps,
  .motivation-grid,
  .resources-grid,
  .adoption-grid,
  .footer {
    grid-template-columns: 1fr 1fr;
  }

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

  .footer {
    display: grid;
  }

  .topbar {
    align-items: flex-start;
  }
}

@media (max-width: 760px) {
  .site-shell {
    width: min(100vw - 18px, 1220px);
    padding-top: 10px;
  }

  .topbar {
    position: static;
    align-items: flex-start;
    flex-direction: column;
  }

  .topnav {
    gap: 12px;
    width: 100%;
  }

  h1 {
    max-width: none;
    font-size: clamp(2rem, 11vw, 3.3rem);
  }

  h2 {
    font-size: clamp(1.7rem, 8vw, 2.4rem);
  }

  .lead {
    font-size: 1.02rem;
  }

  .brand {
    width: 100%;
  }

  .brand-copy strong {
    font-size: 1rem;
  }

  .brand-copy span {
    font-size: 0.8rem;
  }

  .panel-logo {
    width: min(100%, 250px);
  }

  .panel-footer {
    padding: 12px 14px;
  }

  svg text {
    font-size: 13px;
  }

  .svg-small {
    font-size: 10px;
  }

  .comparison-grid,
  .motivation-grid,
  .structure-layout,
  .runtime-grid,
  .flow-steps,
  .adoption-grid,
  .resources-grid,
  .language-home {
    grid-template-columns: 1fr;
  }

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

  .section {
    padding-top: 48px;
  }

  .card,
  .mini-card,
  .diagram-card,
  .runtime-card,
  .stack-item,
  .resource-link,
  .language-card {
    border-radius: 22px;
  }
}