:root {
  --landing-bg: #080b12;
  --landing-surface: #101622;
  --landing-surface-raised: #171f2f;
  --landing-surface-soft: rgba(22, 31, 47, 0.78);
  --landing-text: #f6f8fb;
  --landing-muted: #aeb9ca;
  --landing-line: rgba(174, 196, 229, 0.18);
  --landing-accent: #63d4ff;
  --landing-accent-strong: #2cbcf4;
  --landing-accent-ink: #02131c;
  --landing-warm: #ffb873;
  --landing-content: 74rem;
  --landing-header-height: 5.5rem;
  --landing-radius: 1.35rem;
  --landing-shadow: 0 1.5rem 4rem rgba(0, 0, 0, 0.28);
  color-scheme: dark;
}

html {
  scroll-behavior: smooth;
  scroll-padding-top: 1.5rem;
  background: var(--landing-bg);
}

body {
  background:
    radial-gradient(circle at 15% 28%, rgba(44, 188, 244, 0.08), transparent 28rem),
    var(--landing-bg);
  color: var(--landing-text);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  overflow-x: hidden;
  overflow-x: clip;
}

body::selection {
  color: var(--landing-accent-ink);
  background: var(--landing-accent);
}

.skip-link {
  position: fixed;
  inset: 0 auto auto 1rem;
  z-index: 2000;
  padding: 0.75rem 1rem;
  color: var(--landing-accent-ink);
  background: var(--landing-accent);
  border-radius: 0 0 0.75rem 0.75rem;
  font-weight: 750;
  transform: translateY(-120%);
  transition: transform 140ms ease;
}

.skip-link:focus {
  outline: 3px solid #ffffff;
  outline-offset: 3px;
  transform: translateY(0);
}

.landing-header {
  --xtend-header-outer-spacing: 0;
  --header-reserved-block-size: var(--landing-header-height);
  --xtend-header-padding-block: 0.8rem;
  --xtend-header-padding-inline: clamp(1rem, 4vw, 3.25rem);
  --xtend-header-surface: rgba(8, 11, 18, 0.94);
  --xtend-header-text: var(--landing-text);
  --xtend-header-border-color: var(--landing-line);
  --xtend-header-border-width: 0 0 1px;
  --xtend-header-radius: 0;
  --xtend-header-elevation: none;
  --xtend-header-logo-surface: rgba(255, 255, 255, 0.05);
  --xtend-header-menu-surface: rgba(16, 22, 34, 0.98);
  --xtend-header-menu-text: var(--landing-text);
  --xtend-header-menu-hover-surface: rgba(99, 212, 255, 0.14);
  --xtend-header-menu-active-surface: rgba(99, 212, 255, 0.2);
  --xtend-header-menu-active-text: var(--landing-text);
  --xtend-header-focus-ring: 3px solid var(--landing-accent);
  min-block-size: var(--landing-header-height);
  background: var(--landing-bg);
}

.landing-header:not(:defined) {
  display: block;
  block-size: var(--landing-header-height);
  min-block-size: var(--landing-header-height);
  max-block-size: var(--landing-header-height);
  overflow: hidden;
}

.landing-header:not(:defined) > * {
  display: none;
}

.landing-header > [slot="title"] {
  letter-spacing: 0.02em;
}

.landing-header > [slot="nav"] {
  display: block;
  margin: 0.15rem;
  padding: 0.8rem 1rem;
  border-radius: 0.75rem;
  color: var(--landing-text);
  font-weight: 650;
}

.landing-header > [slot="nav"]:hover {
  color: var(--landing-text);
  background: rgba(99, 212, 255, 0.12);
}

.landing-hero {
  --hero-reserved-block-size: calc(100svh - var(--landing-header-height));
  --hero-media-radius: 0;
  --hero-padding: 2rem clamp(1.25rem, 8vw, 8rem);
  --hero-content-max-width: 52rem;
  --hero-content-margin: 0;
  --hero-content-bg: rgba(6, 10, 17, 0.56);
  --hero-content-radius: var(--landing-radius);
  --hero-content-shadow: var(--landing-shadow);
  --hero-content-backdrop-filter: blur(18px) saturate(120%);
  --hero-content-padding: clamp(1.5rem, 4vw, 3.25rem);
  --hero-content-gap: clamp(0.65rem, 2vw, 1.15rem);
  --hero-font-size: 1rem;
  --hero-blur: 0;
  display: block;
  min-block-size: calc(100svh - var(--landing-header-height));
  background: #111621;
}

.landing-hero:not(:defined) {
  block-size: calc(100svh - var(--landing-header-height));
  max-block-size: calc(100svh - var(--landing-header-height));
  overflow: hidden;
}

.landing-hero:not(:defined) > * {
  display: none;
}

.hero-eyebrow,
.section-kicker,
.path-label {
  margin: 0;
  color: var(--landing-accent);
  font-size: 0.78rem;
  font-weight: 800;
  letter-spacing: 0.14em;
  line-height: 1.3;
  text-transform: uppercase;
}

.landing-hero h1 {
  max-width: 20ch;
  margin: 0;
  color: #ffffff;
  font-size: clamp(2.6rem, 6vw, 5rem);
  font-weight: 780;
  letter-spacing: -0.055em;
  line-height: 0.98;
  text-wrap: balance;
}

.hero-rotator {
  display: inline-block;
  min-width: 18ch;
  min-height: 1.08em;
  color: var(--landing-accent);
  white-space: nowrap;
}

.hero-static-text {
  display: none;
}

.hero-animated-text {
  display: inline;
}

.hero-lead {
  max-width: 44rem;
  margin: 0;
  color: #dce4ef;
  font-size: clamp(1rem, 2vw, 1.25rem);
  line-height: 1.65;
}

.hero-actions,
.final-cta-actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.8rem;
}

.landing-button {
  display: inline-flex;
  min-height: 3rem;
  align-items: center;
  justify-content: center;
  padding: 0.7rem 1.15rem;
  border: 1px solid transparent;
  border-radius: 0.8rem;
  font-weight: 760;
  line-height: 1.2;
  text-align: center;
  transition: transform 160ms ease, background-color 160ms ease, border-color 160ms ease;
}

.landing-button:hover {
  transform: translateY(-2px);
}

.landing-button:focus-visible,
.landing-text-link:focus-visible,
.landing-header > [slot="nav"]:focus-visible {
  outline: 3px solid var(--landing-accent);
  outline-offset: 3px;
}

.landing-button-primary {
  color: var(--landing-accent-ink);
  background: var(--landing-accent);
}

.landing-button-primary:hover {
  color: var(--landing-accent-ink);
  background: #9ce5ff;
}

.landing-button-secondary {
  color: var(--landing-text);
  border-color: rgba(255, 255, 255, 0.34);
  background: rgba(255, 255, 255, 0.06);
}

.landing-button-secondary:hover {
  color: var(--landing-text);
  border-color: var(--landing-accent);
  background: rgba(99, 212, 255, 0.1);
}

.proof-strip {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  width: min(var(--landing-content), calc(100% - 2rem));
  margin: 1.25rem auto 0;
  padding: 0;
  list-style: none;
  border: 1px solid var(--landing-line);
  border-radius: var(--landing-radius);
  background: rgba(16, 22, 34, 0.92);
  box-shadow: 0 1rem 3rem rgba(0, 0, 0, 0.18);
}

.proof-strip li {
  display: grid;
  gap: 0.25rem;
  min-width: 0;
  padding: 1.15rem 1.25rem;
  border-inline-start: 1px solid var(--landing-line);
}

.proof-strip li:first-child {
  border-inline-start: 0;
}

.proof-strip strong {
  color: var(--landing-text);
  font-size: 0.96rem;
}

.proof-strip span {
  color: var(--landing-muted);
  font-size: 0.8rem;
  line-height: 1.45;
}

.landing-section {
  --section-content-max: var(--landing-content);
  --section-padding: clamp(4.5rem, 9vw, 8rem) clamp(1rem, 4vw, 2.5rem);
  --section-gap: clamp(2rem, 5vw, 4rem);
  --section-bg: transparent;
  --section-color: var(--landing-text);
  --section-radius: 0;
  --main-content-padding: 0;
  width: 100%;
  margin: 0 auto;
}

.landing-section-contrast,
.landing-code-section {
  --section-bg: linear-gradient(145deg, rgba(23, 31, 47, 0.88), rgba(10, 14, 23, 0.94));
  --section-radius: var(--landing-radius);
  width: min(calc(100% - 2rem), var(--landing-content));
  margin-block: clamp(2rem, 5vw, 4rem);
  border: 1px solid var(--landing-line);
  box-shadow: var(--landing-shadow);
}

.section-heading {
  display: grid;
  gap: 0.85rem;
  max-width: 49rem;
}

.section-heading h2,
.final-cta h2 {
  margin: 0;
  color: var(--landing-text);
  font-size: clamp(2rem, 4.5vw, 4.1rem);
  letter-spacing: -0.045em;
  line-height: 1.05;
  text-wrap: balance;
}

.section-heading > p:last-child,
.final-cta > p {
  margin: 0;
  color: var(--landing-muted);
  font-size: clamp(1rem, 1.8vw, 1.18rem);
  line-height: 1.7;
}

.landing-section x-cards {
  --card-max-width: 100%;
  --cards-reserved-block-size: 24rem;
}

.landing-section x-card {
  --card-bg: linear-gradient(155deg, rgba(23, 31, 47, 0.94), rgba(13, 18, 29, 0.98));
  --card-border: var(--landing-line);
  --card-shadow: 0 1rem 2.5rem rgba(0, 0, 0, 0.16);
  --card-shadow-hover: 0 1.5rem 3.5rem rgba(0, 0, 0, 0.28);
  --card-padding: clamp(1.25rem, 3vw, 2rem);
  --card-title-color: var(--landing-text);
  --card-text-color: var(--landing-muted);
}

.landing-section x-card:hover,
.landing-section x-card:focus-within {
  transform: translateY(-6px);
}

.landing-section x-card h3,
.path-card h3,
.stack-flow h3 {
  margin-block: 0.35rem 0.65rem;
  color: var(--landing-text);
  font-size: 1.35rem;
  letter-spacing: -0.025em;
}

.landing-section x-card p,
.path-card p,
.stack-flow p {
  color: var(--landing-muted);
  line-height: 1.65;
}

.card-index {
  margin: 0;
  color: var(--landing-warm) !important;
  font-size: 0.78rem;
  font-weight: 850;
  letter-spacing: 0.14em;
}

.card-points {
  display: grid;
  gap: 0.5rem;
  margin: 1.25rem 0 0;
  padding: 0;
  color: #dce4ef;
  list-style: none;
}

.card-points li::before {
  content: "—";
  margin-inline-end: 0.55rem;
  color: var(--landing-accent);
}

.path-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1rem;
}

.path-card {
  min-width: 0;
  padding: clamp(1.35rem, 4vw, 2.5rem);
  border: 1px solid var(--landing-line);
  border-radius: 1rem;
  background: rgba(8, 11, 18, 0.7);
}

.path-card-classic {
  border-color: rgba(99, 212, 255, 0.4);
  background: linear-gradient(145deg, rgba(31, 102, 128, 0.22), rgba(8, 11, 18, 0.76));
}

.path-card-esm {
  border-color: rgba(150, 120, 255, 0.48);
  background: linear-gradient(145deg, rgba(91, 66, 170, 0.24), rgba(8, 11, 18, 0.76));
}

.example-links {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem 1.5rem;
  margin-block-start: 1rem;
}

.path-best-for {
  margin-block-end: 0 !important;
  font-size: 0.92rem;
}

code {
  padding: 0.12em 0.35em;
  border: 1px solid rgba(99, 212, 255, 0.18);
  border-radius: 0.35rem;
  color: #b9ebff;
  background: rgba(99, 212, 255, 0.08);
  font-family: "SFMono-Regular", Consolas, "Liberation Mono", monospace;
}

.stack-flow {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  margin: 0;
  padding: 0;
  list-style: none;
  border-block: 1px solid var(--landing-line);
}

.stack-flow li {
  display: grid;
  align-content: start;
  gap: 1rem;
  min-width: 0;
  padding: 1.5rem;
  border-inline-start: 1px solid var(--landing-line);
}

.stack-flow li:first-child {
  border-inline-start: 0;
}

.stack-number {
  color: var(--landing-accent);
  font-size: 0.75rem;
  font-weight: 850;
  letter-spacing: 0.14em;
}

.stack-flow h3,
.stack-flow p {
  margin-block-start: 0;
}

.landing-code {
  --x-code-bg: #050506;
  --x-code-text: #f4f4f5;
  --x-code-border: rgba(255, 255, 255, 0.16);
  --x-code-radius: 8px;
  --x-code-padding: 1.2rem 1.5rem 1.35rem;
  --x-code-margin: 0;
  --x-code-font-size: 0.95rem;
  width: 100%;
  max-width: 100%;
  min-width: 0;
  min-block-size: 20rem;
  padding: var(--x-code-padding);
  overflow: hidden;
  box-sizing: border-box;
}

.landing-code-section::part(container) {
  overflow-x: clip;
}

.landing-code-section::part(content) {
  width: 100%;
  max-width: 100%;
  min-width: 0;
  overflow: hidden;
}

.final-cta {
  display: grid;
  gap: 1.2rem;
  width: min(var(--landing-content), calc(100% - 2rem));
  margin: clamp(4rem, 9vw, 8rem) auto;
  padding: clamp(2rem, 6vw, 5rem);
  overflow: hidden;
  border: 1px solid rgba(99, 212, 255, 0.3);
  border-radius: var(--landing-radius);
  background:
    radial-gradient(circle at 85% 10%, rgba(99, 212, 255, 0.2), transparent 22rem),
    linear-gradient(145deg, #172238, #0d131f);
  box-shadow: var(--landing-shadow);
}

.final-cta > p {
  max-width: 48rem;
}

.landing-text-link {
  padding: 0.6rem 0.25rem;
  color: var(--landing-accent);
  font-weight: 750;
}

.github-link {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
}

.github-icon {
  flex: 0 0 auto;
}

.landing-footer {
  --footer-bg: #06090f;
  --footer-fg: var(--landing-text);
  --footer-border: var(--landing-line);
  --footer-radius: 0;
  --footer-shadow: none;
  --footer-padding: 1.5rem clamp(1rem, 5vw, 4rem);
  --footer-content-max: 100%;
  display: block;
  width: 100%;
  max-width: none;
  margin: 0;
}

.landing-footer::part(root) {
  width: 100%;
  max-width: none;
}

.landing-footer > [slot="nav"] {
  color: var(--landing-muted);
}

@media (max-width: 900px) {
  .path-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .proof-strip,
  .stack-flow {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .proof-strip li:nth-child(3),
  .stack-flow li:nth-child(3) {
    border-inline-start: 0;
  }

  .proof-strip li:nth-child(n + 3) {
    border-block-start: 1px solid var(--landing-line);
  }

  .stack-flow li:nth-child(n + 3) {
    border-block-start: 1px solid var(--landing-line);
  }
}

@media (max-width: 700px) {
  :root {
    --landing-header-height: 5.35rem;
  }

  .landing-hero {
    --hero-padding: 2.25rem 0.75rem;
    --hero-content-padding: 1.35rem 1rem;
  }

  .landing-hero h1 {
    max-width: 100%;
    font-size: clamp(2.25rem, 11vw, 3.5rem);
  }

  .hero-rotator {
    display: block;
    min-width: 0;
    white-space: normal;
  }

  .hero-actions {
    flex-wrap: nowrap;
    gap: 0.5rem;
  }

  .hero-actions .landing-button {
    padding-inline: 0.75rem;
    font-size: 0.88rem;
  }

  .landing-code {
    --x-code-padding: 0.9rem 1rem 1.05rem;
  }

  .path-grid,
  .proof-strip,
  .stack-flow {
    grid-template-columns: 1fr;
  }

  .proof-strip li,
  .proof-strip li:nth-child(3),
  .stack-flow li,
  .stack-flow li:nth-child(3) {
    border-inline-start: 0;
    border-block-start: 1px solid var(--landing-line);
  }

  .proof-strip li:first-child,
  .stack-flow li:first-child {
    border-block-start: 0;
  }

  .final-cta-actions {
    align-items: stretch;
    flex-direction: column;
  }

  .example-links {
    align-items: stretch;
    flex-direction: column;
  }

  .final-cta-actions .landing-button,
  .landing-text-link {
    width: 100%;
  }

  .landing-text-link {
    text-align: center;
  }
}

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

  .hero-animated-text {
    display: none !important;
  }

  .hero-static-text {
    display: inline;
  }

  .landing-button,
  .skip-link {
    transition: none;
  }

  .landing-button:hover {
    transform: none;
  }
}

@media (forced-colors: active) {
  .proof-strip,
  .path-card,
  .landing-section-contrast,
  .landing-code-section,
  .final-cta {
    border-color: CanvasText;
  }
}