:root {
  --ink: #091b36;
  --ink-2: #173553;
  --muted: #5c6d80;
  --teal: #00a99f;
  --teal-bright: #21d5c6;
  --paper: #f4f6f5;
  --white: #fff;
  --line: #dbe2e5;
  --navy: #07182d;
  --navy-2: #0b2542;
  --mono: "SFMono-Regular", Consolas, "Liberation Mono", monospace;
  --sans: Inter, ui-sans-serif, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; background: var(--paper); color: var(--ink); font-family: var(--sans); line-height: 1.6; -webkit-font-smoothing: antialiased; }
a { color: inherit; }
button, input { font: inherit; }
.shell { width: min(1160px, calc(100% - 48px)); margin-inline: auto; }
.skip-link { position: fixed; left: 16px; top: -80px; padding: 10px 16px; background: white; z-index: 100; border-radius: 6px; }
.skip-link:focus { top: 12px; }

.site-header { position: absolute; z-index: 20; top: 0; left: 0; right: 0; border-bottom: 1px solid var(--line); }
.nav { height: 86px; display: flex; align-items: center; justify-content: space-between; }
.brand { display: inline-flex; align-items: center; gap: 10px; text-decoration: none; font-size: 1.4rem; line-height: 1; font-weight: 800; letter-spacing: -.04em; }
.brand > span > span { color: var(--teal); }
.nav-links { display: flex; gap: 34px; margin-left: auto; margin-right: 36px; }
.nav-links a, .nav-github { text-decoration: none; color: var(--ink-2); font-size: .89rem; font-weight: 650; }
.nav-links a:hover, .nav-github:hover { color: var(--teal); }
.nav-github { padding-left: 28px; border-left: 1px solid var(--line); }

.hero { min-height: 720px; padding-top: 145px; padding-bottom: 80px; display: grid; grid-template-columns: 1.02fr .98fr; gap: 70px; align-items: center; }
.hero-copy { position: relative; z-index: 2; }
.eyebrow { margin: 0 0 20px; color: var(--teal); font-size: .74rem; font-weight: 800; letter-spacing: .14em; text-transform: uppercase; }
.eyebrow span { display: inline-block; width: 20px; height: 2px; margin: 0 8px 3px 0; background: currentColor; }
h1, h2, h3, p { margin-top: 0; }
h1 { max-width: 680px; margin-bottom: 25px; font-size: clamp(3rem, 5vw, 5rem); line-height: 1; letter-spacing: -.055em; }
h1 em { color: var(--teal); font-style: normal; }
.hero-lead { max-width: 590px; margin-bottom: 34px; color: var(--muted); font-size: 1.12rem; line-height: 1.75; }
.hero-actions { display: flex; gap: 12px; flex-wrap: wrap; }
.button { display: inline-flex; align-items: center; gap: 13px; padding: 12px 18px; border: 1px solid var(--ink); border-radius: 2px; text-decoration: none; font: 700 .75rem var(--mono); transition: .15s ease; }
.button.primary { background: var(--ink); color: white; }
.button.primary:hover { background: var(--teal); border-color: var(--teal); }
.button.secondary:hover { border-color: var(--teal); color: var(--teal); }

.hero-visual { position: relative; min-height: 510px; isolation: isolate; }
.hero-visual::before { content: ""; position: absolute; inset: -35px -80px -25px -40px; z-index: -3; background-image: linear-gradient(#d9e1e1 1px, transparent 1px), linear-gradient(90deg, #d9e1e1 1px, transparent 1px); background-size: 24px 24px; opacity: .7; }
.hero-visual::after { display: none; }
.terminal-card { position: absolute; top: 34px; left: 0; width: 100%; overflow: hidden; border: 1px solid #28425c; border-radius: 2px; background: var(--navy); color: #e9f2f6; box-shadow: 12px 12px 0 #d7e5e3; }
.window-bar { display: flex; align-items: center; gap: 7px; height: 42px; padding: 0 15px; background: #102a48; color: #71869d; font: .65rem var(--mono); }
.window-bar i { width: 7px; height: 7px; border-radius: 50%; background: #53677e; }
.window-bar i:first-child { background: var(--teal); }
.window-bar span { margin-left: 8px; }
.terminal-card pre { min-height: 350px; margin: 0; padding: 30px; white-space: pre-wrap; font: .76rem/1.9 var(--mono); }
.prompt, .success { color: var(--teal-bright); }
.muted { color: #8195a9; }

.trust-strip { border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); background: rgba(255,255,255,.55); }
.trust-inner { min-height: 70px; display: flex; align-items: center; justify-content: space-between; gap: 16px; color: #74818e; font: 650 .65rem var(--mono); letter-spacing: .1em; }
.trust-inner i { width: 3px; height: 3px; border-radius: 50%; background: var(--teal); }

.section { padding-top: 100px; padding-bottom: 100px; }
.section-heading { display: grid; grid-template-columns: 1fr 1fr; column-gap: 90px; align-items: end; margin-bottom: 60px; }
h2 { margin-bottom: 0; font-size: clamp(2.35rem, 4vw, 3.75rem); line-height: 1.08; letter-spacing: -.05em; }
.section-heading > p:last-child { max-width: 460px; margin-bottom: 5px; color: var(--muted); }
.feature-grid { display: grid; grid-template-columns: repeat(3, 1fr); border-top: 1px solid #cbd5d8; border-left: 1px solid #cbd5d8; }
.feature-card { position: relative; min-height: 430px; padding: 34px; border-right: 1px solid #cbd5d8; border-bottom: 1px solid #cbd5d8; background: rgba(255,255,255,.55); }
.card-number { position: absolute; top: 27px; right: 30px; color: #8a98a6; font: .66rem var(--mono); }
.card-icon { width: 61px; height: 61px; margin-bottom: 26px; display: grid; place-items: center; border: 1px solid #bcd9d5; border-radius: 2px; background: #e3f7f4; color: var(--teal); font: 800 1.25rem var(--mono); }
.card-icon svg { display: block; }
.feature-card h3 { margin-bottom: 10px; font: 750 1.22rem var(--mono); letter-spacing: -.025em; }
.feature-card p { margin-bottom: 22px; color: var(--muted); font-size: .88rem; }
.feature-card p code { padding: 2px 4px; background: #e5eceb; color: var(--ink); font: .73rem var(--mono); }
.feature-card ul { margin: 0; padding: 17px 0 0; border-top: 1px solid var(--line); list-style: none; color: #657687; font: .66rem/1.9 var(--mono); }
.feature-card li::before { content: "+"; margin-right: 8px; color: var(--teal); }
.feature-link { display: inline-block; margin-top: 15px; color: var(--teal); text-decoration: none; font: 700 .67rem var(--mono); }
.port-icon { font-size: 1rem; }
.plug-icon { font-size: 2rem; }

.footer { padding: 74px 0 30px; background: #041324; color: white; }
.footer-top { display: flex; justify-content: space-between; align-items: flex-start; padding-bottom: 60px; }
.brand-light { color: white; }
.footer-top > div > p { margin: 15px 0 0 49px; color: #8095a7; font-size: .8rem; }
.footer-links { display: flex; gap: 28px; }
.footer-links a { color: #a8b8c5; text-decoration: none; font-size: .77rem; }
.footer-links a:hover { color: var(--teal-bright); }
.footer-bottom { display: flex; justify-content: space-between; padding-top: 26px; border-top: 1px solid #20364a; color: #6f8496; font: .63rem var(--mono); text-transform: uppercase; letter-spacing: .06em; }
.footer-bottom a { color: inherit; text-decoration: none; }
.footer-bottom a:hover { color: var(--teal-bright); }

@media (max-width: 900px) {
  .hero { grid-template-columns: 1fr; padding-top: 140px; gap: 35px; }
  .hero-copy { max-width: 700px; }
  .hero-visual { width: min(600px, 100%); margin-inline: auto; }
  .section-heading { grid-template-columns: 1fr; gap: 45px; }
  .section-heading > p:last-child { margin-top: 25px; }
  .feature-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 680px) {
  .shell { width: min(100% - 30px, 1160px); }
  .nav { height: 72px; }
  .nav-links { display: none; }
  .nav-github { margin-left: auto; padding-left: 18px; }
  .hero { min-height: auto; padding-top: 120px; padding-bottom: 70px; }
  h1 { font-size: clamp(3rem, 14vw, 4.4rem); }
  .hero-lead { font-size: 1rem; }
  .hero-visual { min-height: 460px; }
  .terminal-card { width: 100%; }
  .terminal-card pre { padding: 20px 16px; font-size: .62rem; }
  .trust-inner { min-height: 58px; justify-content: center; flex-wrap: wrap; padding-block: 15px; }
  .trust-inner span:nth-of-type(even), .trust-inner i:nth-of-type(even) { display: none; }
  .section { padding-top: 80px; padding-bottom: 80px; }
  .feature-grid { grid-template-columns: 1fr; }
  .feature-card { min-height: auto; }
  .feature-card { padding: 28px; }
  .footer-top, .footer-bottom { flex-direction: column; gap: 28px; }
  .footer-links { flex-wrap: wrap; gap: 16px 24px; }
}

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