:root {
  --ink: #142653;
  --navy: #102552;
  --blue: #0b63f6;
  --blue-bright: #2c78f5;
  --blue-soft: #dce9ff;
  --paper: #f3f6fc;
  --white: #ffffff;
  --muted: #64748b;
  --line: #dce4f1;
  --radius-sm: 16px;
  --radius: 26px;
  --radius-lg: 40px;
  --shadow: 0 24px 80px rgba(16, 37, 82, 0.12);
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  color: var(--ink);
  background: var(--paper);
  font-family: Inter, ui-sans-serif, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  font-size: 16px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

a { color: inherit; text-decoration: none; }
button { font: inherit; }
img { display: block; max-width: 100%; }

.skip-link {
  position: fixed;
  top: 12px;
  left: 12px;
  z-index: 100;
  padding: 10px 16px;
  background: var(--white);
  border-radius: 10px;
  transform: translateY(-160%);
}
.skip-link:focus { transform: translateY(0); }

.site-header {
  width: min(1180px, calc(100% - 48px));
  height: 88px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-size: 21px;
  font-weight: 700;
  letter-spacing: -0.03em;
}
.brand img { border-radius: 8px; }

nav { display: flex; align-items: center; gap: 28px; font-size: 14px; font-weight: 600; }
nav > a:not(.nav-github) { color: var(--muted); }
nav > a { transition: color 160ms ease, transform 160ms ease; }
nav > a:hover { color: var(--blue); transform: translateY(-1px); }

.nav-github {
  padding: 8px 15px;
  color: var(--white);
  background: var(--navy);
  border-radius: 999px;
}

.language-toggle {
  display: flex;
  gap: 5px;
  padding: 6px 0;
  color: var(--muted);
  background: transparent;
  border: 0;
  cursor: pointer;
}
.language-current { color: var(--ink); font-weight: 700; }

.hero {
  width: min(1180px, calc(100% - 48px));
  min-height: 680px;
  margin: 26px auto 72px;
  display: grid;
  grid-template-columns: 0.92fr 1.08fr;
  align-items: center;
  gap: 50px;
}

.eyebrow {
  margin: 0 0 20px;
  color: var(--blue);
  font-size: 12px;
  font-weight: 800;
  line-height: 1.3;
  letter-spacing: 0.16em;
}

h1, h2, h3, p { overflow-wrap: break-word; }
h1, h2 { margin: 0; font-weight: 680; line-height: 1.05; letter-spacing: -0.055em; }
h1 { max-width: 680px; font-size: clamp(54px, 6.2vw, 86px); }
h2 { font-size: clamp(42px, 5vw, 68px); }
h3 { margin: 0 0 10px; font-size: 23px; line-height: 1.2; letter-spacing: -0.025em; }

.hero-lede {
  max-width: 600px;
  margin: 28px 0 32px;
  color: var(--muted);
  font-size: 18px;
  line-height: 1.75;
}

.hero-actions, .install-actions { display: flex; align-items: center; gap: 12px; flex-wrap: wrap; }
.button {
  display: inline-flex;
  min-height: 48px;
  align-items: center;
  justify-content: center;
  padding: 0 22px;
  border: 1px solid transparent;
  border-radius: 999px;
  font-size: 14px;
  font-weight: 750;
  transition: transform 160ms ease, box-shadow 160ms ease, background 160ms ease;
}
.button:hover { transform: translateY(-2px); }
.button-primary { color: var(--white); background: var(--blue); box-shadow: 0 12px 32px rgba(11, 99, 246, 0.25); }
.button-primary:hover { background: #0055df; box-shadow: 0 16px 38px rgba(11, 99, 246, 0.32); }
.button-secondary { background: var(--white); border-color: var(--line); }
.button-light { color: var(--navy); background: var(--white); }

.hero-proof { display: flex; gap: 22px; margin-top: 30px; color: var(--muted); font-size: 12px; font-weight: 650; }
.hero-proof span { position: relative; }
.hero-proof span + span::before { content: ""; position: absolute; width: 3px; height: 3px; top: 8px; left: -13px; background: #a5b2c8; border-radius: 50%; }

.hero-art { position: relative; min-height: 590px; }
.icon-stage {
  position: absolute;
  inset: 0 0 58px 36px;
  display: grid;
  place-items: center;
  overflow: hidden;
  background: var(--navy);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow);
}
.icon-stage::before {
  content: "";
  position: absolute;
  width: 340px;
  height: 340px;
  background: rgba(44, 120, 245, 0.14);
  border-radius: 42% 58% 58% 42%;
  transform: rotate(34deg);
}
.icon-stage img { position: relative; z-index: 2; width: min(72%, 432px); filter: drop-shadow(0 32px 32px rgba(2, 18, 55, 0.32)); animation: float 6s ease-in-out infinite; }
.orbit { position: absolute; border: 1px solid rgba(136, 177, 255, 0.16); border-radius: 50%; }
.orbit-one { width: 510px; height: 510px; }
.orbit-two { width: 650px; height: 650px; }

.capture-card {
  position: absolute;
  z-index: 4;
  right: -18px;
  bottom: 0;
  width: min(510px, 90%);
  padding: 20px 24px 18px;
  color: #dbe8ff;
  background: rgba(7, 25, 61, 0.94);
  border: 1px solid rgba(133, 174, 255, 0.2);
  border-radius: 18px;
  box-shadow: 0 20px 60px rgba(4, 19, 51, 0.38);
  backdrop-filter: blur(18px);
}
.terminal-bar { display: flex; align-items: center; gap: 6px; margin-bottom: 18px; }
.terminal-bar span { width: 7px; height: 7px; background: #496084; border-radius: 50%; }
.terminal-bar strong { margin-left: 7px; color: #8fa5ca; font-size: 11px; font-weight: 600; letter-spacing: 0.06em; }
.capture-card code { display: block; white-space: nowrap; font: 500 12px/1.7 ui-monospace, SFMono-Regular, Menlo, Consolas, monospace; }
.prompt, .success-mark { color: #67a3ff; }
.command-text { color: var(--white); }
.capture-card p { margin: 12px 0 0; color: #8096ba; font: 500 11px/1.5 ui-monospace, SFMono-Regular, Menlo, monospace; }
.capture-card p strong { color: #dbe8ff; }

.intro-strip { padding: 23px 24px; color: var(--white); background: var(--blue); text-align: center; }
.intro-strip p { margin: 0; font-size: 14px; font-weight: 700; letter-spacing: 0.02em; }

.section { width: min(1180px, calc(100% - 48px)); margin: 0 auto; }
.features { padding: 132px 0 150px; }
.section-heading { display: grid; grid-template-columns: 1.5fr 1fr; column-gap: 80px; align-items: end; margin-bottom: 66px; }
.section-heading .eyebrow { grid-column: 1 / -1; }
.section-heading > p:last-child { margin: 0 0 5px; color: var(--muted); font-size: 17px; line-height: 1.75; }

.feature-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 18px; }
.feature-card {
  position: relative;
  min-height: 370px;
  padding: 34px;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  overflow: hidden;
  background: var(--white);
  border: 1px solid rgba(206, 218, 236, 0.7);
  border-radius: var(--radius);
}
.feature-card > p { max-width: 510px; margin: 0; color: var(--muted); font-size: 15px; }
.feature-number { position: absolute; top: 26px; left: 30px; color: #9aa9bf; font: 700 11px/1 ui-monospace, monospace; }
.feature-card-primary { background: #e5efff; }
.feature-card-dark { color: var(--white); background: var(--navy); border-color: var(--navy); }
.feature-card-dark > p { color: #9fb0cf; }

.mini-command {
  position: absolute;
  top: 74px;
  left: 50%;
  width: calc(100% - 68px);
  padding: 22px 24px;
  color: #c5d7f8;
  background: var(--navy);
  border-radius: 14px;
  transform: translateX(-50%) rotate(-1deg);
  box-shadow: 0 15px 30px rgba(20, 38, 83, 0.16);
  font: 500 13px/1.4 ui-monospace, monospace;
}
.mini-command span { color: #61a0ff; }

.tag-cloud { position: absolute; top: 72px; left: 34px; right: 34px; height: 130px; }
.tag-cloud span { position: absolute; padding: 9px 15px; color: var(--blue); background: #edf4ff; border-radius: 999px; font-size: 13px; font-weight: 700; }
.tag-cloud span:nth-child(1) { top: 8px; left: 4%; transform: rotate(-4deg); }
.tag-cloud span:nth-child(2) { top: 52px; left: 36%; transform: rotate(3deg); }
.tag-cloud span:nth-child(3) { top: 10px; right: 5%; transform: rotate(5deg); }

.review-list { position: absolute; top: 62px; left: 34px; right: 34px; display: grid; gap: 10px; }
.review-list span { display: grid; grid-template-columns: 26px 1fr auto; gap: 12px; align-items: center; padding: 12px 14px; background: rgba(255,255,255,0.07); border: 1px solid rgba(255,255,255,0.06); border-radius: 10px; }
.review-list b { color: #6ca7ff; font: 600 10px/1 monospace; }
.review-list i { height: 4px; background: linear-gradient(90deg, #dce8ff 65%, transparent 65%); opacity: .7; border-radius: 10px; }
.review-list em { color: #91a6c9; font: normal 500 10px/1 ui-monospace, monospace; }

.safety-visual { position: absolute; top: 70px; left: 34px; right: 34px; display: grid; grid-template-columns: repeat(4, 1fr); gap: 9px; }
.safety-visual span { padding: 36px 4px 12px; color: var(--muted); background: var(--paper); border-radius: 12px; text-align: center; font: 650 11px/1 sans-serif; }
.safety-visual span::before { content: "✓"; display: block; margin-bottom: 15px; color: var(--blue); font-size: 20px; }

.workflow { padding: 120px 80px; display: grid; grid-template-columns: .85fr 1.15fr; gap: 90px; color: var(--white); background: var(--navy); border-radius: var(--radius-lg); }
.workflow-copy > p:not(.eyebrow) { margin: 28px 0; color: #a8b8d5; font-size: 16px; }
.text-link { display: inline-flex; gap: 8px; align-items: center; color: var(--blue); font-size: 14px; font-weight: 750; }
.workflow-steps { margin: 0; padding: 0; list-style: none; border-top: 1px solid rgba(255,255,255,0.13); }
.workflow-steps li { display: grid; grid-template-columns: 42px 1fr auto; align-items: center; gap: 18px; min-height: 106px; border-bottom: 1px solid rgba(255,255,255,0.13); }
.step-icon { display: grid; width: 36px; height: 36px; place-items: center; color: #9fc3ff; background: rgba(40, 115, 246, 0.16); border-radius: 10px; font-size: 18px; }
.workflow-steps strong { font-size: 16px; }
.workflow-steps p { margin: 2px 0 0; color: #93a7ca; font-size: 13px; }
.workflow-steps code { color: #719de8; font: 500 11px/1 monospace; }

.local-first { min-height: 650px; padding: 140px 30px; display: grid; grid-template-columns: 1fr 1fr; align-items: center; gap: 100px; }
.local-visual { position: relative; height: 360px; }
.file-card { position: absolute; width: 280px; height: 330px; padding: 34px; background: var(--white); border: 1px solid var(--line); border-radius: 24px; box-shadow: var(--shadow); }
.file-card small { display: block; color: var(--blue); font: 700 11px/1 monospace; letter-spacing: .08em; }
.file-card strong { display: block; margin: 10px 0 50px; font-size: 28px; letter-spacing: -.03em; }
.file-card span { display: block; width: 78%; height: 7px; margin-top: 18px; background: #dce5f3; border-radius: 10px; }
.file-card span:nth-of-type(2) { width: 92%; }
.file-card span:nth-of-type(3) { width: 58%; }
.file-back { top: 0; right: 70px; transform: rotate(8deg); background: #dfeaff; }
.file-front { top: 22px; right: 160px; transform: rotate(-4deg); }
.local-copy > p:not(.eyebrow) { margin: 24px 0; color: var(--muted); font-size: 17px; }
.local-copy ul { margin: 0; padding: 0; list-style: none; }
.local-copy li { position: relative; margin: 12px 0; padding-left: 28px; font-size: 14px; font-weight: 650; }
.local-copy li::before { content: "✓"; position: absolute; left: 0; color: var(--blue); }

.versions { padding: 120px 0 138px; border-top: 1px solid var(--line); }
.versions-heading { display: grid; grid-template-columns: 1.15fr .85fr; gap: 90px; align-items: end; margin-bottom: 60px; }
.versions-intro > p { margin: 0 0 22px; color: var(--muted); font-size: 16px; line-height: 1.75; }
.version-list { display: grid; grid-template-columns: repeat(2, 1fr); gap: 16px; }
.version-card { min-height: 250px; padding: 30px; background: var(--white); border: 1px solid var(--line); border-radius: var(--radius-sm); }
.version-meta { display: flex; align-items: baseline; justify-content: space-between; gap: 20px; margin-bottom: 25px; padding-bottom: 20px; border-bottom: 1px solid var(--line); }
.version-meta h3 { margin: 0; color: var(--blue); font: 750 20px/1 ui-monospace, SFMono-Regular, Menlo, monospace; letter-spacing: -.03em; }
.version-meta time { color: #8a9ab2; font: 600 11px/1 ui-monospace, SFMono-Regular, Menlo, monospace; }
.version-card ul { margin: 0; padding: 0; list-style: none; }
.version-card li { position: relative; margin: 12px 0; padding-left: 18px; color: var(--muted); font-size: 13px; line-height: 1.6; }
.version-card li::before { content: ""; position: absolute; top: 9px; left: 0; width: 5px; height: 5px; background: var(--blue); border-radius: 50%; }
.version-status { grid-column: 1 / -1; margin: 0; padding: 40px; color: var(--muted); background: var(--white); border: 1px solid var(--line); border-radius: var(--radius-sm); text-align: center; }

.install { padding: 112px 0 130px; display: grid; grid-template-columns: .8fr 1.2fr; gap: 80px; align-items: center; }
.install-panel { min-width: 0; padding: 34px; color: var(--white); background: var(--navy); border-radius: var(--radius); box-shadow: var(--shadow); }
.platforms { display: flex; gap: 8px; margin-bottom: 26px; }
.platform-tab { padding: 7px 14px; color: #91a4c5; background: transparent; border: 1px solid transparent; border-radius: 999px; cursor: pointer; font-size: 12px; font-weight: 700; }
.platform-tab.active { color: var(--white); background: rgba(255,255,255,0.1); border-color: rgba(255,255,255,.1); }
.install-command { display: flex; align-items: center; justify-content: space-between; gap: 18px; min-height: 70px; padding: 15px 18px; background: #081b41; border: 1px solid rgba(255,255,255,.08); border-radius: 13px; }
.install-command code { min-width: 0; overflow-wrap: anywhere; color: #dce8ff; white-space: normal; font: 500 12px/1.5 ui-monospace, monospace; }
.copy-button { flex: 0 0 auto; padding: 6px 11px; color: #9eb7df; background: transparent; border: 1px solid #354d75; border-radius: 8px; cursor: pointer; font-size: 11px; }
.install-panel > p { color: #98aace; font-size: 13px; }
.install-actions { margin-top: 26px; }
.light-link { color: #a8c8ff; }

.closing { padding: 130px 24px 150px; display: flex; flex-direction: column; align-items: center; text-align: center; }
.closing img { width: 112px; margin-bottom: 24px; }
.closing h2 { max-width: 760px; margin-bottom: 34px; }

footer { width: min(1180px, calc(100% - 48px)); margin: 0 auto; padding: 34px 0 44px; display: flex; align-items: center; justify-content: space-between; border-top: 1px solid var(--line); color: var(--muted); font-size: 12px; }
.footer-brand { color: var(--ink); font-size: 18px; }
footer p { margin: 0; }
footer > div { display: flex; gap: 18px; font-weight: 650; }

.back-to-top {
  position: fixed;
  right: max(24px, calc((100vw - 1180px) / 2));
  bottom: 24px;
  z-index: 20;
  width: 48px;
  height: 48px;
  display: grid;
  place-items: center;
  color: var(--white);
  background: var(--blue);
  border: 1px solid rgba(255,255,255,.24);
  border-radius: 15px;
  box-shadow: 0 14px 34px rgba(11, 99, 246, .28);
  opacity: 0;
  pointer-events: none;
  transform: translateY(12px);
  transition: opacity 180ms ease, transform 180ms ease, background 180ms ease;
  cursor: pointer;
  font-size: 22px;
  line-height: 1;
}
.back-to-top.visible { opacity: 1; pointer-events: auto; transform: translateY(0); }
.back-to-top:hover { background: #0055df; }
.back-to-top:focus-visible { outline: 3px solid #9fc3ff; outline-offset: 3px; }

@keyframes float { 0%, 100% { transform: translateY(0) rotate(-1deg); } 50% { transform: translateY(-12px) rotate(1deg); } }

@media (max-width: 960px) {
  nav > a:not(.nav-github) { display: none; }
  .hero { grid-template-columns: 1fr; padding-top: 46px; }
  .hero-copy { text-align: center; }
  .hero-lede { margin-left: auto; margin-right: auto; }
  .hero-actions, .hero-proof { justify-content: center; }
  .hero-art { min-height: 560px; }
  .icon-stage { left: 0; }
  .section-heading { grid-template-columns: 1fr; gap: 24px; }
  .workflow { padding: 80px 50px; grid-template-columns: 1fr; gap: 50px; }
  .local-first { grid-template-columns: 1fr; gap: 30px; }
  .local-copy { max-width: 680px; }
  .versions-heading { grid-template-columns: 1fr; gap: 32px; }
  .install { grid-template-columns: 1fr; gap: 44px; }
}

@media (max-width: 680px) {
  .site-header, .hero, .section, footer { width: min(100% - 30px, 1180px); }
  .site-header { height: 72px; }
  nav { gap: 14px; }
  .nav-github { display: none; }
  .hero { min-height: auto; margin-top: 14px; gap: 34px; }
  h1 { font-size: clamp(46px, 14vw, 64px); }
  h2 { font-size: 42px; }
  .hero-art { min-height: 430px; }
  .icon-stage { inset: 0 0 45px 0; border-radius: 28px; }
  .icon-stage img { width: 82%; }
  .capture-card { right: 9px; left: 9px; width: auto; padding: 17px; }
  .capture-card code { overflow-x: auto; }
  .hero-proof { gap: 16px; flex-wrap: wrap; }
  .features { padding: 90px 0; }
  .feature-grid { grid-template-columns: 1fr; }
  .feature-card { min-height: 350px; padding: 28px; }
  .workflow { width: 100%; padding: 72px 24px; border-radius: 0; }
  .workflow-steps li { grid-template-columns: 42px 1fr; }
  .workflow-steps code { display: none; }
  .local-first { padding: 90px 0; }
  .local-visual { height: 320px; transform: scale(.86); transform-origin: left center; }
  .file-back { right: 0; }
  .file-front { left: 0; right: auto; }
  .versions { padding: 90px 0 105px; }
  .version-list { grid-template-columns: 1fr; }
  .version-card { min-height: 0; }
  .install { padding: 80px 0 100px; }
  .install-panel { padding: 22px; }
  .install-command { align-items: flex-start; }
  .closing { padding: 90px 18px 110px; }
  footer { flex-wrap: wrap; gap: 18px; }
  footer p { width: 100%; order: 3; }
  .back-to-top { right: 15px; bottom: 15px; width: 44px; height: 44px; border-radius: 13px; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation-duration: .01ms !important; animation-iteration-count: 1 !important; transition-duration: .01ms !important; }
}