:root {
  --black: #050505;
  --ink: #1d1d1f;
  --muted: #6e6e73;
  --blue: #0071e3;
  --blue-hover: #0077ed;
  --wash: #f5f5f7;
  --line: #d2d2d7;
  --white: #fff;
  --green: #32d74b;
  --orange: #ff9f0a;
  --max: 1120px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  color: var(--ink);
  background: #fff;
  font-family: -apple-system, BlinkMacSystemFont, "SF Pro Display", "SF Pro Text", "Segoe UI", "PingFang SC", "Microsoft YaHei", sans-serif;
  -webkit-font-smoothing: antialiased;
}

a {
  color: var(--blue);
  text-decoration: none;
}

a:hover {
  text-decoration: underline;
}

.shell {
  width: min(var(--max), calc(100% - 44px));
  margin: auto;
}

.global-nav {
  height: 52px;
  background: rgba(255, 255, 255, .88);
  border-bottom: 1px solid rgba(0, 0, 0, .08);
  backdrop-filter: saturate(180%) blur(20px);
  position: sticky;
  top: 0;
  z-index: 50;
}

.nav-inner {
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
}

.brand {
  flex: 0 0 auto;
  font-size: 19px;
  font-weight: 650;
  color: var(--ink);
  white-space: nowrap;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 22px;
  font-size: 12px;
  overflow-x: auto;
  scrollbar-width: none;
}

.nav-links::-webkit-scrollbar {
  display: none;
}

.nav-links a {
  color: #333;
  white-space: nowrap;
}

.nav-cta {
  padding: 7px 14px;
  border-radius: 999px;
  background: var(--blue);
  color: #fff !important;
}

.nav-cta:hover,
.pill:hover {
  background: var(--blue-hover);
  text-decoration: none;
}

.hero {
  text-align: center;
  padding: 64px 0 0;
  overflow: hidden;
  background: #fff;
}

.article-type {
  font-size: 14px;
  font-weight: 650;
  color: var(--blue);
  margin: 0 0 16px;
}

.hero h1,
.subhero h1 {
  font-size: clamp(42px, 5.4vw, 68px);
  line-height: 1.08;
  letter-spacing: 0;
  margin: 0 auto;
  max-width: 960px;
  font-weight: 750;
}

.intro {
  font-size: clamp(18px, 1.8vw, 23px);
  line-height: 1.45;
  color: var(--muted);
  max-width: 780px;
  margin: 22px auto 0;
}

.article-meta {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
  margin-top: 22px;
  color: #86868b;
  font-size: 13px;
}

.article-meta span + span::before {
  content: "/";
  margin-right: 10px;
}

.hero-actions,
.page-actions {
  display: flex;
  justify-content: center;
  gap: 18px;
  align-items: center;
  flex-wrap: wrap;
  margin: 28px 0 46px;
  font-size: 16px;
}

.pill {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 40px;
  background: var(--blue);
  color: #fff;
  padding: 10px 20px;
  border-radius: 999px;
}

.arrow::after {
  content: " ->";
}

.product-stage {
  position: relative;
  height: 430px;
  max-width: 1080px;
  margin: auto;
  border-radius: 30px 30px 0 0;
  background: #121214;
  box-shadow: 0 -2px 0 #2a2a2e, 0 24px 70px rgba(0, 0, 0, .16);
  overflow: hidden;
  text-align: left;
}

.window-bar {
  height: 44px;
  display: flex;
  align-items: center;
  padding: 0 18px;
  border-bottom: 1px solid #2b2b2e;
  background: #1b1b1e;
}

.lights {
  display: flex;
  gap: 8px;
}

.lights i {
  width: 11px;
  height: 11px;
  border-radius: 50%;
  display: block;
}

.lights i:nth-child(1) {
  background: #ff5f57;
}

.lights i:nth-child(2) {
  background: #febc2e;
}

.lights i:nth-child(3) {
  background: #28c840;
}

.window-title {
  position: absolute;
  left: 50%;
  transform: translateX(-50%);
  font-size: 12px;
  color: #888;
}

.app-body {
  height: 386px;
  display: grid;
  grid-template-columns: 190px 1fr 310px;
  color: #e8e8ed;
}

.side {
  background: #18181a;
  border-right: 1px solid #2b2b2e;
  padding: 15px 11px;
}

.side-label {
  font-size: 10px;
  color: #777;
  text-transform: uppercase;
  letter-spacing: .08em;
  padding: 8px;
}

.project {
  padding: 9px;
  border-radius: 8px;
  background: #27272b;
  font-size: 12px;
}

.files {
  font: 11px/2 ui-monospace, SFMono-Regular, Consolas, monospace;
  color: #999;
  padding: 10px;
}

.editor {
  padding: 28px 30px;
  background: #111113;
  font: 12px/1.75 ui-monospace, SFMono-Regular, Consolas, monospace;
}

.code-row {
  display: flex;
  gap: 18px;
}

.ln {
  color: #48484c;
}

.kw {
  color: #ff7ab2;
}

.str {
  color: #a8cc8c;
}

.fn {
  color: #82d2ff;
}

.comment {
  color: #777;
}

.codex-panel {
  background: #1d1d20;
  border-left: 1px solid #303034;
  padding: 22px 18px;
}

.codex-head {
  display: flex;
  align-items: center;
  gap: 10px;
  font-weight: 700;
}

.spark {
  width: 26px;
  height: 26px;
  border-radius: 8px;
  background: #fff;
  color: #000;
  display: grid;
  place-items: center;
  font-size: 13px;
}

.chat {
  margin-top: 24px;
}

.bubble {
  background: #2c2c30;
  border-radius: 13px;
  padding: 12px 13px;
  font-size: 12px;
  line-height: 1.5;
  margin: 11px 0;
}

.bubble.ai {
  background: transparent;
  padding-left: 0;
  color: #b5b5ba;
}

.section {
  padding: 100px 0;
}

.section.wash {
  background: var(--wash);
}

.section.dark {
  background: var(--black);
  color: #f5f5f7;
}

.eyebrow {
  font-size: 17px;
  font-weight: 650;
  margin: 0 0 12px;
  color: inherit;
}

.display {
  font-size: clamp(36px, 4.5vw, 56px);
  line-height: 1.08;
  letter-spacing: 0;
  margin: 0;
  max-width: 900px;
}

.display .dim {
  color: var(--muted);
}

.section-intro {
  font-size: 19px;
  line-height: 1.55;
  color: var(--muted);
  max-width: 720px;
  margin: 20px 0 0;
}

.dark .section-intro {
  color: #a1a1a6;
}

.choice-strip,
.feature-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 18px;
  margin-top: 62px;
}

.choice,
.feature-card {
  min-height: 330px;
  border-radius: 28px;
  padding: 34px;
  background: #fff;
  display: flex;
  flex-direction: column;
  position: relative;
  overflow: hidden;
}

.choice.dark-card,
.feature-card.dark-card {
  background: #111;
  color: #fff;
}

.choice small,
.feature-card small {
  color: var(--muted);
  font-size: 13px;
}

.choice h3,
.feature-card h3 {
  font-size: 30px;
  margin: 10px 0;
}

.choice p,
.feature-card p {
  color: var(--muted);
  line-height: 1.5;
  margin: 0;
  max-width: 300px;
}

.choice .os-mark,
.feature-card .os-mark {
  font-size: 82px;
  line-height: 1;
  margin-top: auto;
  font-weight: 700;
  letter-spacing: 0;
  color: #d7d7dc;
}

.dark-card .os-mark {
  color: #3a3a3f;
}

.install-choice-strip {
  grid-template-columns: minmax(0, 1.35fr) minmax(0, 1fr) minmax(0, 1fr);
  gap: 22px;
}

.install-card {
  min-height: 388px;
  border: 1px solid rgba(0, 0, 0, .08);
  box-shadow: 0 18px 45px rgba(0, 0, 0, .08);
  transition: transform .22s ease, box-shadow .22s ease, border-color .22s ease;
}

.install-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 28px 70px rgba(0, 0, 0, .12);
}

.install-card h3 {
  font-size: clamp(34px, 3.4vw, 48px);
  margin-top: 14px;
}

.install-card p {
  font-size: 18px;
  max-width: 420px;
}

.choice-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  position: relative;
  z-index: 1;
}

.choice-badge {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 26px;
  padding: 5px 10px;
  border-radius: 999px;
  background: rgba(0, 113, 227, .1);
  color: #0066cc;
  font-size: 12px;
  font-weight: 700;
}

.choice-features {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 24px 0 8px;
  position: relative;
  z-index: 1;
}

.choice-features span {
  display: inline-flex;
  align-items: center;
  min-height: 28px;
  padding: 6px 10px;
  border-radius: 999px;
  background: rgba(0, 0, 0, .055);
  color: #3a3a3c;
  font-size: 12px;
  font-weight: 650;
}

.install-card .link {
  margin-top: auto;
  font-size: 16px;
  position: relative;
  z-index: 1;
}

.install-card .os-mark {
  position: absolute;
  right: 28px;
  bottom: 20px;
  margin: 0;
  font-size: clamp(78px, 8vw, 122px);
  opacity: .86;
}

.app-card {
  min-height: 430px;
  border-color: rgba(0, 113, 227, .24);
  background:
    radial-gradient(circle at 84% 12%, rgba(50, 215, 75, .16), transparent 32%),
    linear-gradient(135deg, #fff 0%, #f7fbff 58%, #eef7ff 100%);
  box-shadow: 0 26px 80px rgba(0, 113, 227, .16);
}

.app-card::before {
  content: "";
  position: absolute;
  inset: 0;
  border-top: 4px solid var(--blue);
}

.app-card h3 {
  font-size: clamp(42px, 4.7vw, 64px);
}

.app-card .os-mark {
  color: rgba(0, 113, 227, .15);
}

.app-card .choice-badge {
  background: var(--blue);
  color: #fff;
}

.cli-card {
  background:
    radial-gradient(circle at 86% 12%, rgba(50, 215, 75, .22), transparent 28%),
    linear-gradient(145deg, #0b0d10 0%, #14171c 100%);
  color: #fff;
  border-color: rgba(255, 255, 255, .08);
}

.cli-card p,
.cli-card small {
  color: rgba(255, 255, 255, .64);
}

.cli-card .choice-features span {
  background: rgba(255, 255, 255, .1);
  color: rgba(255, 255, 255, .82);
}

.cli-card .choice-badge {
  background: rgba(50, 215, 75, .16);
  color: #7bf28f;
}

.cli-card .os-mark {
  color: rgba(255, 255, 255, .1);
}

.ide-card {
  background:
    radial-gradient(circle at 82% 14%, rgba(255, 159, 10, .18), transparent 30%),
    linear-gradient(145deg, #fff 0%, #fbfaf7 58%, #fff4df 100%);
  border-color: rgba(255, 159, 10, .26);
}

.ide-card .choice-badge {
  background: rgba(255, 159, 10, .15);
  color: #9a5a00;
}

.ide-card .os-mark {
  color: rgba(255, 159, 10, .18);
}

.platform-tabs {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  margin: 48px 0 36px;
}

.tab {
  appearance: none;
  border: 0;
  background: #e8e8ed;
  color: #1d1d1f;
  padding: 11px 18px;
  border-radius: 999px;
  font: 600 14px inherit;
  cursor: pointer;
}

.tab.active {
  background: #1d1d1f;
  color: #fff;
}

.tab-panel {
  display: none;
}

.tab-panel.active {
  display: block;
}

.steps {
  counter-reset: item;
  border-top: 1px solid var(--line);
}

.step {
  counter-increment: item;
  display: grid;
  grid-template-columns: 100px minmax(0, 1fr);
  padding: 38px 0;
  border-bottom: 1px solid var(--line);
}

.step-no::before {
  content: "0" counter(item);
  font-size: 14px;
  color: var(--muted);
}

.step h3 {
  font-size: 28px;
  margin: 0 0 10px;
}

.step p {
  font-size: 17px;
  line-height: 1.6;
  color: var(--muted);
  margin: 0;
  max-width: 760px;
}

.step p + p {
  margin-top: 12px;
}

.command {
  position: relative;
  background: #151517;
  color: #f5f5f7;
  border-radius: 16px;
  margin-top: 20px;
  padding: 20px 62px 20px 22px;
  font: 14px/1.8 ui-monospace, SFMono-Regular, Consolas, monospace;
  overflow: auto;
}

.copy {
  position: absolute;
  right: 12px;
  top: 12px;
  border: 0;
  border-radius: 999px;
  background: #343438;
  color: #fff;
  padding: 7px 11px;
  font-size: 12px;
  cursor: pointer;
}

.copy:hover {
  background: #45454a;
}

.security {
  margin-top: 34px;
  padding: 24px 26px;
  border-radius: 18px;
  background: #fff3df;
  color: #663c00;
  display: flex;
  gap: 15px;
  line-height: 1.55;
}

.security b {
  display: block;
  margin-bottom: 3px;
}

.cli-stage,
.demo-stage {
  margin-top: 60px;
  border-radius: 30px;
  background: #101012;
  overflow: hidden;
  box-shadow: 0 35px 90px rgba(0, 0, 0, .28);
}

.cli-top {
  height: 44px;
  border-bottom: 1px solid #2e2e32;
  display: flex;
  align-items: center;
  padding: 0 17px;
  color: #777;
  font-size: 12px;
}

.cli-body {
  padding: 42px 44px 48px;
  font: clamp(14px, 2vw, 18px)/2 ui-monospace, SFMono-Regular, Consolas, monospace;
  color: #eee;
}

.prompt {
  color: var(--green);
}

.output {
  color: #85858b;
}

.login-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 18px;
  margin-top: 54px;
}

.login-option {
  padding: 42px;
  border-radius: 28px;
  background: #fff;
  min-height: 290px;
}

.login-option h3 {
  font-size: 30px;
  margin: 15px 0;
}

.login-option p {
  color: var(--muted);
  font-size: 17px;
  line-height: 1.55;
}

.recommended {
  display: inline-block;
  padding: 5px 10px;
  background: #e5f3ff;
  color: #0066cc;
  border-radius: 999px;
  font-size: 12px;
  font-weight: 650;
}

.trouble-list {
  margin-top: 48px;
}

.trouble {
  display: grid;
  grid-template-columns: 80px 1fr auto;
  align-items: center;
  gap: 20px;
  padding: 27px 0;
  border-top: 1px solid #2d2d30;
}

.trouble:last-child {
  border-bottom: 1px solid #2d2d30;
}

.trouble-num {
  color: #777;
}

.trouble h3 {
  font-size: 22px;
  margin: 0 0 5px;
}

.trouble p {
  color: #999;
  margin: 0;
  line-height: 1.5;
}

.trouble a {
  white-space: nowrap;
}

.subhero {
  padding: 72px 0 70px;
  background: #fff;
  text-align: center;
}

.process {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(320px, 460px);
  gap: 44px;
  align-items: center;
}

.panel {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 28px;
  padding: 34px;
}

.panel h3 {
  margin: 0 0 14px;
  font-size: 24px;
}

.panel p,
.panel li {
  color: var(--muted);
  line-height: 1.65;
}

.panel ul {
  padding-left: 20px;
  margin: 0;
}

.path-list {
  margin-top: 44px;
  border-top: 1px solid var(--line);
}

.path-item {
  display: grid;
  grid-template-columns: 180px 1fr;
  gap: 26px;
  padding: 30px 0;
  border-bottom: 1px solid var(--line);
}

.path-item strong {
  font-size: 18px;
}

.path-item p {
  color: var(--muted);
  line-height: 1.65;
  margin: 0;
}

.api-page {
  background: #f6f7f9;
}

.api-hero {
  padding: 86px 0 74px;
  background:
    radial-gradient(circle at 16% 0%, rgba(0, 113, 227, .13), transparent 30%),
    radial-gradient(circle at 92% 12%, rgba(255, 159, 10, .14), transparent 28%),
    #fff;
  border-bottom: 1px solid rgba(0, 0, 0, .06);
}

.api-hero-grid {
  display: grid;
  grid-template-columns: minmax(0, .92fr) minmax(360px, 1.08fr);
  gap: 48px;
  align-items: center;
}

.api-kicker {
  margin: 0 0 16px;
  color: var(--blue);
  font-size: 15px;
  font-weight: 750;
}

.api-hero h1 {
  margin: 0;
  max-width: 720px;
  font-size: clamp(48px, 6.2vw, 88px);
  line-height: 1.02;
}

.api-hero .intro {
  margin-left: 0;
  margin-right: 0;
  max-width: 720px;
}

.api-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 18px;
  align-items: center;
  margin-top: 30px;
}

.api-metrics {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 10px;
  margin-top: 34px;
}

.api-metrics div,
.analytics-metrics div {
  min-height: 88px;
  padding: 18px;
  border: 1px solid rgba(0, 0, 0, .08);
  border-radius: 18px;
  background: rgba(255, 255, 255, .72);
}

.api-metrics strong,
.analytics-metrics strong {
  display: block;
  font-size: 25px;
  line-height: 1.1;
}

.api-metrics span,
.analytics-metrics span {
  display: block;
  margin-top: 8px;
  color: var(--muted);
  font-size: 12px;
}

.api-hero-visual,
.screenshot-card,
.analytics-shot {
  overflow: hidden;
  border: 1px solid rgba(0, 0, 0, .08);
  border-radius: 28px;
  background: #fff;
  box-shadow: 0 26px 80px rgba(0, 0, 0, .12);
}

.api-window-bar {
  height: 42px;
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 0 16px;
  background: #111;
  color: rgba(255, 255, 255, .62);
  font-size: 12px;
}

.api-window-bar span {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: #ff5f57;
}

.api-window-bar span:nth-child(2) {
  background: #febc2e;
}

.api-window-bar span:nth-child(3) {
  background: #28c840;
}

.api-window-bar b {
  margin-left: auto;
  font-weight: 600;
}

.api-hero-visual img,
.screenshot-card img,
.analytics-shot img {
  display: block;
  width: 100%;
  height: auto;
}

.benefit-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 14px;
  margin-top: 44px;
}

.benefit-grid article {
  min-height: 188px;
  padding: 24px;
  border: 1px solid rgba(0, 0, 0, .08);
  border-radius: 24px;
  background: #fff;
}

.benefit-grid b {
  display: block;
  font-size: 22px;
}

.benefit-grid p {
  margin: 14px 0 0;
  color: var(--muted);
  line-height: 1.6;
}

.screenshot-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.15fr) minmax(0, .85fr);
  gap: 20px;
  margin-top: 56px;
}

.screenshot-card {
  margin: 0;
}

.screenshot-card.large {
  grid-row: span 3;
}

.screenshot-card figcaption {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 18px;
  padding: 18px 20px 20px;
  border-top: 1px solid rgba(0, 0, 0, .06);
}

.screenshot-card figcaption strong {
  font-size: 18px;
  white-space: nowrap;
}

.screenshot-card figcaption span {
  color: var(--muted);
  line-height: 1.55;
  text-align: right;
}

.section-head {
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  gap: 28px;
}

.compact-pill {
  flex: 0 0 auto;
}

.price-highlight {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
  margin-top: 44px;
}

.price-highlight article {
  min-height: 210px;
  padding: 28px;
  border-radius: 28px;
  background: #fff;
  border: 1px solid rgba(0, 0, 0, .08);
  box-shadow: 0 18px 50px rgba(0, 0, 0, .06);
}

.price-highlight article:nth-child(2) {
  background: #111;
  color: #fff;
}

.price-highlight small {
  color: var(--muted);
  font-weight: 700;
}

.price-highlight article:nth-child(2) small,
.price-highlight article:nth-child(2) p {
  color: rgba(255, 255, 255, .64);
}

.price-highlight strong {
  display: block;
  margin-top: 14px;
  font-size: 30px;
}

.price-highlight p {
  color: var(--muted);
  line-height: 1.6;
  margin: 16px 0 0;
}

.model-catalog {
  display: grid;
  grid-template-columns: 250px minmax(0, 1fr);
  gap: 20px;
  margin-top: 54px;
}

.catalog-filter {
  align-self: start;
  display: grid;
  gap: 12px;
  padding: 26px;
  border: 1px solid rgba(0, 0, 0, .08);
  border-radius: 24px;
  background: #fff;
}

.catalog-filter strong {
  font-size: 19px;
}

.catalog-filter span {
  color: var(--muted);
  line-height: 1.45;
}

.model-card-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 14px;
}

.model-card-grid article {
  min-height: 170px;
  padding: 22px;
  border: 1px solid rgba(0, 0, 0, .08);
  border-radius: 24px;
  background: #fff;
}

.model-card-grid b {
  display: block;
  font-size: 19px;
}

.model-card-grid p {
  color: var(--muted);
  line-height: 1.55;
  margin: 14px 0;
}

.model-card-grid span {
  color: #0d6efd;
  font-size: 13px;
  font-weight: 700;
}

.usecase-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
  margin-top: 54px;
}

.usecase-grid article {
  min-height: 280px;
  padding: 34px;
  border: 1px solid rgba(0, 0, 0, .08);
  border-radius: 28px;
  background: linear-gradient(180deg, #fff, #f8f9fb);
}

.usecase-grid span {
  display: inline-flex;
  padding: 7px 11px;
  border-radius: 999px;
  background: rgba(0, 113, 227, .1);
  color: #0066cc;
  font-size: 12px;
  font-weight: 750;
}

.usecase-grid h3 {
  font-size: 30px;
  margin: 24px 0 14px;
}

.usecase-grid p {
  color: var(--muted);
  line-height: 1.65;
}

.api-process-section {
  background: #fff;
}

.process-cards {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
  margin-top: 56px;
}

.process-cards article {
  min-height: 230px;
  padding: 34px;
  border: 1px solid rgba(0, 0, 0, .08);
  border-radius: 28px;
  background: linear-gradient(180deg, #fff, #f8f9fb);
  text-align: center;
}

.process-cards span {
  display: inline-grid;
  width: 40px;
  height: 40px;
  place-items: center;
  border-radius: 50%;
  background: #111;
  color: #fff;
  font-weight: 750;
}

.process-cards h3 {
  font-size: 28px;
  margin: 22px 0 12px;
}

.process-cards p {
  color: var(--muted);
  line-height: 1.6;
  margin: 0;
}

.analytics-layout {
  display: grid;
  grid-template-columns: minmax(0, .82fr) minmax(420px, 1.18fr);
  gap: 42px;
  align-items: center;
}

.analytics-metrics {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
  margin-top: 34px;
}

.analytics-metrics div {
  background: rgba(255, 255, 255, .08);
  border-color: rgba(255, 255, 255, .12);
}

.analytics-metrics strong {
  color: #fff;
}

.analytics-shot {
  background: #fff;
  box-shadow: 0 30px 90px rgba(0, 0, 0, .32);
}

.api-ready-panel {
  background: #0f1115;
  color: #fff;
  border-color: rgba(255, 255, 255, .12);
}

.api-ready-panel li {
  color: rgba(255, 255, 255, .7);
}

.api-final-cta {
  padding: 90px 0;
  background: #f6f7f9;
}

.api-final-card {
  padding: clamp(34px, 5vw, 70px);
  border-radius: 34px;
  background:
    radial-gradient(circle at 86% 18%, rgba(50, 215, 75, .22), transparent 28%),
    linear-gradient(135deg, #111 0%, #171a20 100%);
  color: #fff;
}

.api-final-card h2 {
  margin: 0;
  max-width: 900px;
  font-size: clamp(34px, 4vw, 58px);
  line-height: 1.08;
}

.api-final-card p {
  max-width: 780px;
  color: rgba(255, 255, 255, .68);
  font-size: 19px;
  line-height: 1.6;
}

.sources {
  padding: 70px 0;
  background: var(--wash);
}

.source-links {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 24px;
  margin-top: 25px;
  font-size: 14px;
}

.note {
  color: var(--muted);
  font-size: 13px;
  line-height: 1.6;
  margin-top: 30px;
  max-width: 850px;
}

.footer {
  background: var(--wash);
  border-top: 1px solid var(--line);
  padding: 22px 0 36px;
  color: var(--muted);
  font-size: 12px;
}

.reveal {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity .75s ease, transform .75s ease;
}

.reveal.visible {
  opacity: 1;
  transform: none;
}

@media (max-width: 850px) {
  .nav-inner {
    width: calc(100% - 24px);
  }

  .nav-links {
    gap: 16px;
  }

  .hero {
    padding-top: 48px;
  }

  .hero h1,
  .subhero h1 {
    font-size: clamp(38px, 9vw, 54px);
  }

  .intro {
    font-size: 18px;
  }

  .product-stage {
    height: 365px;
    border-radius: 24px 24px 0 0;
  }

  .app-body {
    grid-template-columns: 1fr 160px;
    height: 321px;
  }

  .side {
    display: none;
  }

  .editor {
    padding: 24px 16px;
    font-size: 10px;
    overflow: hidden;
  }

  .codex-panel {
    padding: 18px 12px;
  }

  .bubble {
    font-size: 10px;
  }

  .section {
    padding: 78px 0;
  }

  .choice-strip,
  .install-choice-strip,
  .feature-grid,
  .benefit-grid,
  .price-highlight,
  .usecase-grid,
  .process-cards,
  .screenshot-grid,
  .model-catalog,
  .api-hero-grid,
  .analytics-layout,
  .login-grid,
  .process {
    grid-template-columns: 1fr;
  }

  .choice,
  .feature-card {
    min-height: 280px;
  }

  .step,
  .path-item {
    grid-template-columns: 54px 1fr;
  }

  .step h3 {
    font-size: 23px;
  }

  .trouble {
    grid-template-columns: 42px 1fr;
  }

  .trouble a {
    grid-column: 2;
  }

  .source-links {
    flex-direction: column;
    gap: 12px;
  }
}

@media (max-width: 480px) {
  .shell {
    width: calc(100% - 32px);
  }

  .global-nav {
    height: auto;
    min-height: 48px;
  }

  .nav-inner {
    align-items: flex-start;
    flex-direction: column;
    gap: 8px;
    padding: 10px 0;
  }

  .nav-links {
    width: 100%;
    padding-bottom: 2px;
  }

  .hero-actions,
  .page-actions {
    flex-direction: column;
    gap: 13px;
  }

  .product-stage {
    height: 330px;
  }

  .app-body {
    grid-template-columns: 1fr 125px;
    height: 286px;
  }

  .codex-panel {
    padding: 15px 9px;
  }

  .display {
    font-size: 36px;
  }

  .section-intro {
    font-size: 17px;
  }

  .step,
  .path-item {
    grid-template-columns: 1fr;
    gap: 10px;
  }

  .choice h3,
  .feature-card h3,
  .login-option h3 {
    font-size: 27px;
  }

  .install-card h3,
  .usecase-grid h3,
  .process-cards h3,
  .price-highlight strong {
    font-size: 26px;
  }

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

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

  .screenshot-card figcaption {
    flex-direction: column;
  }

  .screenshot-card figcaption span {
    text-align: left;
  }

  .model-card-grid,
  .benefit-grid,
  .price-highlight,
  .process-cards,
  .usecase-grid {
    grid-template-columns: 1fr;
  }

  .login-option,
  .panel {
    padding: 28px;
  }

  .tab {
    padding: 10px 13px;
  }

  .api-metrics,
  .analytics-metrics {
    grid-template-columns: 1fr;
  }
}

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

  .reveal {
    opacity: 1;
    transform: none;
    transition: none;
  }
}