:root {
  color-scheme: light;
  --bg: #f7f7f3;
  --paper: #ffffff;
  --ink: #0f1115;
  --ink-2: #34373f;
  --muted: #6e727c;
  --line: rgba(15, 17, 21, 0.13);
  --soft-line: rgba(15, 17, 21, 0.08);
  --green: #0c8f63;
  --blue: #2d67ff;
  --plum: #6b4fd3;
  --gold: #bd8b13;
  --black: #050608;
  --shadow: 0 24px 80px rgba(15, 17, 21, 0.12);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  overflow-x: hidden;
  background: var(--bg);
  color: var(--ink);
  line-height: 1.5;
}

::selection {
  background: var(--ink);
  color: var(--paper);
}

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

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

button,
input,
select,
textarea {
  font: inherit;
}

button {
  cursor: pointer;
}

.skip-link {
  position: fixed;
  left: 16px;
  top: -80px;
  z-index: 100;
  border-radius: 8px;
  background: var(--ink);
  color: var(--paper);
  padding: 10px 14px;
}

.skip-link:focus {
  top: 16px;
}

.site-header {
  position: fixed;
  inset: 16px 16px auto;
  z-index: 50;
  display: grid;
  grid-template-columns: minmax(160px, 0.7fr) auto minmax(220px, 0.7fr);
  align-items: center;
  gap: 20px;
  max-width: 1280px;
  margin: 0 auto;
  padding: 10px 12px;
  border: 1px solid rgba(255, 255, 255, 0.62);
  border-radius: 8px;
  background: rgba(247, 247, 243, 0.8);
  box-shadow: 0 14px 42px rgba(15, 17, 21, 0.08);
  backdrop-filter: blur(18px);
}

.brand,
.nav-links,
.header-actions,
.hero-actions,
.proof-row,
.announce-track,
.billing-toggle,
.site-footer {
  display: flex;
  align-items: center;
}

.brand {
  gap: 10px;
  font-weight: 760;
}

.brand-mark {
  display: grid;
  width: 32px;
  height: 32px;
  place-items: center;
  border-radius: 50%;
  background: var(--ink);
  color: var(--paper);
  font-size: 0.9rem;
  font-weight: 850;
}

.nav-links {
  justify-content: center;
  gap: 22px;
  color: var(--ink-2);
  font-size: 0.92rem;
  white-space: nowrap;
}

.nav-links a,
.header-actions a {
  border-radius: 8px;
}

.nav-links a:hover,
.nav-links a:focus-visible,
.header-actions a:hover,
.header-actions a:focus-visible {
  color: var(--black);
}

.header-actions {
  justify-content: flex-end;
  gap: 10px;
  color: var(--ink-2);
  font-size: 0.92rem;
}

.header-button {
  display: inline-grid;
  min-height: 36px;
  place-items: center;
  padding: 0 14px;
  background: var(--ink);
  color: var(--paper) !important;
}

.hero {
  min-height: 820px;
  display: grid;
  align-items: center;
  padding: 126px 0 64px;
  background:
    linear-gradient(180deg, rgba(255,255,255,0.62), rgba(247,247,243,0.94)),
    radial-gradient(circle at 16% 18%, rgba(45, 103, 255, 0.14), transparent 28%),
    radial-gradient(circle at 88% 28%, rgba(12, 143, 99, 0.14), transparent 26%);
}

.hero-inner,
.section-wrap {
  width: min(1240px, calc(100% - 36px));
  margin: 0 auto;
}

.hero-inner {
  display: grid;
  grid-template-columns: minmax(0, 0.92fr) minmax(440px, 1.08fr);
  align-items: center;
  gap: 52px;
}

.hero-copy {
  max-width: 730px;
}

.eyebrow {
  margin: 0 0 14px;
  color: var(--green);
  font-size: 0.78rem;
  font-weight: 850;
  letter-spacing: 0;
  text-transform: uppercase;
}

h1,
h2,
h3,
h4,
p {
  margin-top: 0;
}

h1 {
  margin-bottom: 24px;
  font-size: clamp(4rem, 7vw, 7.4rem);
  line-height: 0.93;
  letter-spacing: 0;
}

h2 {
  margin-bottom: 18px;
  font-size: clamp(2.4rem, 4.6vw, 5rem);
  line-height: 0.98;
  letter-spacing: 0;
}

h3 {
  margin-bottom: 8px;
  font-size: 1.25rem;
  line-height: 1.2;
}

.hero-lede {
  max-width: 650px;
  margin-bottom: 30px;
  color: var(--ink-2);
  font-size: 1.24rem;
}

.hero-actions {
  gap: 12px;
  flex-wrap: wrap;
  margin-bottom: 22px;
}

.button,
.price-card a {
  display: inline-grid;
  min-height: 48px;
  place-items: center;
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 0 18px;
  font-weight: 760;
  transition: transform 150ms ease, background 150ms ease, border-color 150ms ease;
}

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

.button.primary,
.price-card a {
  border-color: var(--ink);
  background: var(--ink);
  color: var(--paper);
}

.button.secondary {
  background: var(--paper);
  color: var(--ink);
}

.button.dark {
  background: var(--black);
  color: var(--paper);
}

.proof-row {
  flex-wrap: wrap;
  gap: 8px;
  margin: 0;
  padding: 0;
  list-style: none;
  color: var(--ink-2);
  font-size: 0.92rem;
}

.proof-row li {
  padding: 7px 10px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.7);
}

.product-visual {
  margin: 0;
  overflow: hidden;
  border: 1px solid rgba(15, 17, 21, 0.18);
  border-radius: 8px;
  background: var(--black);
  box-shadow: var(--shadow);
}

.product-visual img {
  width: 100%;
  aspect-ratio: 16 / 10;
  object-fit: cover;
  object-position: center;
  filter: saturate(0.9) contrast(1.04);
}

.product-visual figcaption {
  margin: 0;
  padding: 12px 14px;
  color: rgba(255, 255, 255, 0.72);
  font-size: 0.86rem;
}

.announce {
  overflow: hidden;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  background: var(--ink);
  color: var(--paper);
}

.announce-track {
  width: max-content;
  min-width: 100%;
  justify-content: space-around;
  gap: 44px;
  padding: 18px 24px;
  font-size: 0.96rem;
  font-weight: 740;
}

main > section:not(.hero):not(.announce) {
  padding: 108px 0;
}

.band {
  background: var(--paper);
}

.section-heading {
  max-width: 820px;
  margin-bottom: 42px;
}

.section-heading p,
.models-layout > div > p,
.developer-layout > div > p,
.cta-inner p {
  color: var(--ink-2);
  font-size: 1.08rem;
}

.platform-grid,
.usecase-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 12px;
}

.platform-grid article,
.usecase-grid article,
.price-card,
.model-card,
.code-card,
.cta-inner {
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--paper);
}

.platform-grid article,
.usecase-grid article {
  min-height: 252px;
  padding: 22px;
}

.platform-grid article:nth-child(1) {
  border-top: 4px solid var(--green);
}

.platform-grid article:nth-child(2) {
  border-top: 4px solid var(--blue);
}

.platform-grid article:nth-child(3) {
  border-top: 4px solid var(--plum);
}

.platform-grid article:nth-child(4) {
  border-top: 4px solid var(--gold);
}

.platform-grid span {
  display: inline-block;
  margin-bottom: 64px;
  color: var(--muted);
  font-size: 0.86rem;
  font-weight: 850;
}

.platform-grid p,
.usecase-grid p,
.price-card p,
.price-card li,
.model-card p {
  color: var(--ink-2);
}

.models-layout,
.developer-layout,
.trust-grid {
  display: grid;
  grid-template-columns: minmax(0, 0.82fr) minmax(420px, 1.18fr);
  gap: 54px;
  align-items: start;
}

.model-stack {
  display: grid;
  gap: 10px;
}

.model-card {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  align-items: center;
  gap: 18px;
  padding: 20px;
  transition: background 150ms ease, border-color 150ms ease, transform 150ms ease;
}

.model-card.active,
.model-card:hover {
  border-color: rgba(15, 17, 21, 0.34);
  background: #f0f5ff;
  transform: translateY(-1px);
}

.model-card strong {
  white-space: nowrap;
  font-size: 1.05rem;
}

.usecase-grid article {
  background:
    linear-gradient(180deg, rgba(255,255,255,0.96), rgba(247,247,243,0.96));
}

.pricing-head {
  display: flex;
  justify-content: space-between;
  gap: 28px;
  align-items: end;
  margin-bottom: 34px;
}

.pricing-head h2 {
  max-width: 820px;
  margin-bottom: 0;
}

.billing-toggle {
  gap: 4px;
  padding: 4px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--bg);
}

.billing-toggle button {
  min-height: 36px;
  border: 0;
  border-radius: 6px;
  background: transparent;
  color: var(--ink-2);
  padding: 0 12px;
  font-weight: 760;
}

.billing-toggle button.active {
  background: var(--ink);
  color: var(--paper);
}

.pricing-grid {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 12px;
}

.price-card {
  position: relative;
  display: flex;
  min-height: 520px;
  flex-direction: column;
  padding: 22px;
}

.price-card.featured {
  border-color: rgba(45, 103, 255, 0.5);
  box-shadow: 0 18px 58px rgba(45, 103, 255, 0.12);
}

.enterprise-card {
  background: var(--black);
  color: var(--paper);
}

.enterprise-card p,
.enterprise-card li {
  color: rgba(255, 255, 255, 0.76);
}

.badge {
  width: max-content;
  margin-bottom: 12px;
  border-radius: 999px;
  background: rgba(45, 103, 255, 0.12);
  color: var(--blue);
  padding: 5px 9px;
  font-size: 0.72rem;
  font-weight: 850;
  text-transform: uppercase;
}

.price {
  margin-bottom: 14px;
  font-size: 2.35rem;
  font-weight: 850;
  line-height: 1;
}

.price span {
  margin-left: 4px;
  color: var(--muted);
  font-size: 0.9rem;
  font-weight: 720;
}

.price-card ul {
  display: grid;
  gap: 10px;
  margin: 22px 0 28px;
  padding: 0;
  list-style: none;
}

.price-card li {
  padding-top: 10px;
  border-top: 1px solid var(--soft-line);
}

.price-card a {
  margin-top: auto;
  width: 100%;
}

.enterprise-card a {
  border-color: rgba(255, 255, 255, 0.32);
  background: var(--paper);
  color: var(--ink);
}

.developer-layout {
  align-items: center;
}

.code-card {
  margin: 0;
  overflow: auto;
  background: var(--black);
  color: #d7ffe8;
  padding: 26px;
  box-shadow: var(--shadow);
}

.code-card code {
  font-family: "SFMono-Regular", Consolas, "Liberation Mono", monospace;
  font-size: 0.98rem;
  line-height: 1.7;
  white-space: pre-wrap;
}

.trust-grid ul {
  display: grid;
  gap: 12px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.trust-grid li {
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--bg);
  padding: 16px;
  color: var(--ink-2);
  font-weight: 650;
}

.final-cta {
  color: var(--paper);
  background:
    linear-gradient(135deg, rgba(5, 6, 8, 0.96), rgba(17, 31, 58, 0.94)),
    radial-gradient(circle at 80% 20%, rgba(45, 103, 255, 0.28), transparent 30%);
}

.cta-inner {
  max-width: 900px;
  padding: 42px;
  border-color: rgba(255, 255, 255, 0.16);
  background: rgba(255, 255, 255, 0.06);
  color: var(--paper);
}

.cta-inner p {
  color: rgba(255, 255, 255, 0.78);
}

.site-footer {
  justify-content: space-between;
  gap: 16px;
  padding: 28px max(18px, calc((100% - 1240px) / 2));
  border-top: 1px solid var(--line);
  color: var(--muted);
  font-size: 0.92rem;
}

.legal-page {
  min-height: 100vh;
  padding: 150px 0 90px;
  background: var(--bg);
}

.legal-page h1 {
  max-width: 900px;
  font-size: clamp(3rem, 6vw, 6.5rem);
}

.legal-page > .section-wrap > p {
  max-width: 860px;
  color: var(--ink-2);
  font-size: 1.16rem;
}

.legal-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 12px;
  margin-top: 44px;
}

.legal-grid article {
  min-height: 250px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--paper);
  padding: 22px;
}

.legal-grid h2 {
  font-size: 1.35rem;
}

.legal-grid p {
  color: var(--ink-2);
}

@media (max-width: 1180px) {
  .site-header {
    grid-template-columns: minmax(140px, 0.7fr) minmax(0, 1fr) auto;
  }

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

@media (max-width: 960px) {
  .site-header {
    grid-template-columns: 1fr auto;
  }

  .nav-links {
    display: none;
  }

  .hero-inner,
  .models-layout,
  .developer-layout,
  .trust-grid {
    grid-template-columns: 1fr;
  }

  .hero-inner {
    gap: 34px;
  }

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

  .pricing-head {
    align-items: flex-start;
    flex-direction: column;
  }
}

@media (max-width: 700px) {
  .site-header {
    inset: 10px 10px auto;
  }

  .header-actions > a:first-child {
    display: none;
  }

  .hero {
    min-height: auto;
    padding-top: 112px;
  }

  .hero-inner,
  .section-wrap {
    width: min(100% - 22px, 1240px);
  }

  h1 {
    font-size: 3.4rem;
  }

  main > section:not(.hero):not(.announce) {
    padding: 74px 0;
  }

  .platform-grid,
  .usecase-grid,
  .pricing-grid,
  .legal-grid {
    grid-template-columns: 1fr;
  }

  .price-card {
    min-height: auto;
  }

  .model-card {
    grid-template-columns: 1fr;
  }

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