:root {
  --bg: #fbf8f1;
  --surface: #ffffff;
  --tint: #eef3e6;
  --ink: #13261e;
  --ink-soft: #4a5d53;
  --line: #dfe5d8;
  --green: #0e3b2c;
  --green-2: #1f6b4f;
  --lime: #b8e06a;
  --coral: #ff7a59;
  --coral-ink: #3b1206;
  --mark-vein: #fbf8f1;
  --shadow: 0 1px 2px rgba(19, 38, 30, .06), 0 12px 32px -12px rgba(19, 38, 30, .18);
  --radius: 18px;
  --serif: "Fraunces", Georgia, serif;
  --sans: "Inter", system-ui, -apple-system, "Segoe UI", sans-serif;
  --mono: "JetBrains Mono", ui-monospace, SFMono-Regular, Menlo, monospace;
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #0c1813;
    --surface: #13241c;
    --tint: #10201a;
    --ink: #e9f0e6;
    --ink-soft: #a6b8ac;
    --line: #23392e;
    --green: #b8e06a;
    --green-2: #8fcf7a;
    --mark-vein: #0c1813;
    --shadow: 0 1px 2px rgba(0, 0, 0, .3), 0 16px 40px -16px rgba(0, 0, 0, .6);
  }
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font: 400 17px/1.6 var(--sans);
  -webkit-font-smoothing: antialiased;
}
a { color: inherit; }
code {
  font: 500 .88em var(--mono);
  background: var(--tint);
  padding: .1em .35em;
  border-radius: 6px;
}
h1, h2, h3 { font-family: var(--serif); font-weight: 700; line-height: 1.1; margin: 0; letter-spacing: -.01em; }
h1 { font-size: clamp(2.4rem, 5vw, 3.7rem); }
h1 em { font-style: italic; color: var(--green-2); }
h2 { font-size: clamp(1.9rem, 4vw, 2.8rem); max-width: 22ch; margin-bottom: 2.2rem; }
h3 { font-size: 1.3rem; font-weight: 500; margin-bottom: .5rem; }

.wrap { width: 100%; max-width: 1140px; margin: 0 auto; padding: 0 16px; }
@media (min-width: 720px) { .wrap { padding: 0 32px; } }

.eyebrow {
  font: 600 .78rem/1 var(--sans);
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--green-2);
  margin: 0 0 1rem;
}

/* Buttons */
.btn {
  display: inline-flex; align-items: center; justify-content: center;
  gap: .5rem;
  font: 600 .95rem/1 var(--sans);
  padding: .85rem 1.25rem;
  border-radius: 999px;
  border: 1.5px solid transparent;
  text-decoration: none;
  cursor: pointer;
  transition: transform .15s ease, background .15s ease, box-shadow .15s ease;
}
.btn:hover { transform: translateY(-1px); }
.btn-primary { background: var(--coral); color: var(--coral-ink); box-shadow: 0 6px 18px -6px rgba(255, 122, 89, .7); }
.btn-primary.copied { background: var(--lime); color: #13261e; }
.btn-ghost { border-color: var(--line); background: var(--surface); padding: .6rem 1rem; }
.btn-ghost-light { border-color: rgba(255, 255, 255, .35); color: #fbf8f1; }

/* Nav */
.nav {
  position: sticky; top: 0; z-index: 10;
  background: color-mix(in srgb, var(--bg) 85%, transparent);
  backdrop-filter: saturate(1.4) blur(10px);
  -webkit-backdrop-filter: saturate(1.4) blur(10px);
  border-bottom: 1px solid var(--line);
}
.nav-inner { display: flex; align-items: center; justify-content: space-between; height: 64px; }
.brand { display: inline-flex; align-items: center; gap: .5rem; font: 700 1.35rem var(--serif); text-decoration: none; }
.brand.small { font-size: 1.1rem; }
.mark { width: 28px; height: 28px; color: var(--green-2); }
.nav-links { display: flex; align-items: center; gap: 1.5rem; font-size: .95rem; }
.nav-links a:not(.btn) { text-decoration: none; color: var(--ink-soft); }
.nav-links a:not(.btn):hover { color: var(--ink); }
@media (max-width: 720px) { .nav-links a:not(.btn) { display: none; } }

/* Hero */
.hero {
  position: relative;
  overflow: hidden;
  padding: 72px 0 96px;
  background:
    radial-gradient(60% 60% at 85% 10%, color-mix(in srgb, var(--lime) 35%, transparent), transparent 70%),
    radial-gradient(50% 50% at 10% 90%, color-mix(in srgb, var(--coral) 18%, transparent), transparent 70%);
}
.hero-grid { display: grid; gap: 56px; align-items: center; }
@media (min-width: 960px) { .hero-grid { grid-template-columns: 1.1fr .9fr; } }
.lede { font-size: 1.15rem; color: var(--ink-soft); max-width: 36em; margin: 1.5rem 0 2rem; }
.fine { font-size: .85rem; color: var(--ink-soft); margin-top: .9rem; }

.prompt {
  background: var(--green);
  color: #e9f0e6;
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 14px 18px 18px;
  max-width: 560px;
}
@media (prefers-color-scheme: dark) { .prompt { background: #071410; border: 1px solid var(--line); } }
.prompt-head { display: flex; align-items: center; gap: 6px; margin-bottom: 10px; }
.dot { width: 10px; height: 10px; border-radius: 50%; background: rgba(255, 255, 255, .22); }
.prompt-label { margin-left: 8px; font: 500 .75rem var(--sans); letter-spacing: .04em; color: rgba(233, 240, 230, .65); }
.prompt-body { font: 400 .92rem/1.6 var(--mono); margin: 0 0 16px; overflow-wrap: anywhere; }

/* Hero visual */
.hero-visual { position: relative; display: grid; gap: 18px; }
.chat, .pr-card {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}
.chat { padding: 20px; display: flex; flex-direction: column; gap: 10px; }
.bubble { padding: .6rem .95rem; border-radius: 16px; font-size: .95rem; max-width: 80%; }
.bubble.user { align-self: flex-end; background: var(--tint); border-bottom-right-radius: 4px; }
.bubble.claude { align-self: flex-start; background: color-mix(in srgb, var(--coral) 16%, var(--surface)); border-bottom-left-radius: 4px; }
.progress { list-style: none; margin: 8px 0 0; padding: 14px 0 0; border-top: 1px dashed var(--line); display: grid; gap: 7px; font-size: .9rem; }
.progress li { display: flex; align-items: center; gap: .6rem; color: var(--ink-soft); }
.progress li::before {
  content: "✓"; flex: none;
  width: 20px; height: 20px; border-radius: 50%;
  display: grid; place-items: center;
  font-size: .7rem; font-weight: 700;
  background: var(--lime); color: #13261e;
}
.progress li.live { color: var(--ink); font-weight: 600; }
.progress li.live::before { animation: pulse 2s ease-in-out infinite; }
@keyframes pulse { 0%, 100% { box-shadow: 0 0 0 0 rgba(184, 224, 106, .7); } 50% { box-shadow: 0 0 0 7px rgba(184, 224, 106, 0); } }
@media (prefers-reduced-motion: reduce) { .progress li.live::before { animation: none; } .btn:hover { transform: none; } }

.pr-card { padding: 16px 20px; }
@media (min-width: 960px) { .pr-card { margin-left: 48px; margin-right: -24px; } }
.pr-title { font-weight: 600; font-size: .95rem; margin-bottom: 10px; display: flex; align-items: center; gap: .6rem; }
.pr-badge { font: 600 .72rem var(--mono); background: var(--green-2); color: var(--bg); padding: .25rem .5rem; border-radius: 6px; }
.pr-card table { width: 100%; border-collapse: collapse; font-size: .85rem; }
.pr-card th { text-align: left; font-weight: 500; color: var(--ink-soft); padding: 5px 12px 5px 0; white-space: nowrap; }
.pr-card td { font-family: var(--mono); font-size: .8rem; color: var(--green-2); padding: 5px 0; overflow-wrap: anywhere; }
.pr-card tr + tr { border-top: 1px solid var(--line); }

/* Sections */
.section { padding: 96px 0; }
.section-tint { background: var(--tint); }
.body { color: var(--ink-soft); font-size: 1.05rem; max-width: 34em; }
.body strong { color: var(--ink); }

.cards { display: grid; gap: 18px; grid-template-columns: repeat(auto-fit, minmax(min(100%, 300px), 1fr)); }
.card {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 26px;
  transition: transform .2s ease, box-shadow .2s ease;
}
.card:hover { transform: translateY(-3px); box-shadow: var(--shadow); }
.card p { margin: 0; color: var(--ink-soft); font-size: .98rem; }
.icon {
  width: 46px; height: 46px; border-radius: 14px;
  display: grid; place-items: center; font-size: 1.35rem;
  background: var(--tint); margin-bottom: 1rem;
}

/* Steps */
.steps { list-style: none; margin: 0; padding: 0; display: grid; gap: 18px; grid-template-columns: repeat(auto-fit, minmax(min(100%, 240px), 1fr)); }
.steps li { background: var(--surface); border-radius: var(--radius); padding: 26px; border: 1px solid var(--line); }
.steps p { margin: 0; color: var(--ink-soft); font-size: .96rem; }
.step-n {
  display: grid; place-items: center;
  width: 40px; height: 40px; border-radius: 50%;
  background: var(--coral); color: var(--coral-ink);
  font: 700 1.1rem var(--serif);
  margin-bottom: 1rem;
}

/* Architecture */
.arch-grid { display: grid; gap: 48px; align-items: center; }
@media (min-width: 960px) { .arch-grid { grid-template-columns: 1fr 1fr; } }
.arch { display: flex; flex-direction: column; align-items: stretch; gap: 0; }
.arch-row { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; }
.arch-row.single { grid-template-columns: 1fr 1fr; }
.node {
  background: var(--surface);
  border: 1.5px solid var(--line);
  border-radius: 14px;
  padding: 14px 16px;
  text-align: center;
  display: flex; flex-direction: column; gap: 2px;
}
.node strong { font-family: var(--serif); font-size: 1.1rem; font-weight: 500; }
.node span { font-size: .82rem; color: var(--ink-soft); }
.node-browser { border-color: var(--coral); }
.node-live { border-color: var(--lime); background: color-mix(in srgb, var(--lime) 14%, var(--surface)); }
.node-db { border-color: var(--green-2); width: calc(50% - 9px); }
.edge { position: relative; height: 64px; display: grid; place-items: center; }
.edge::before {
  content: ""; position: absolute; top: 4px; bottom: 4px; left: 50%;
  border-left: 2px solid var(--line);
}
.edge-live::before { border-left: 2px dashed var(--green-2); }
.edge span {
  position: relative;
  font: 500 .72rem/1.3 var(--mono);
  color: var(--ink-soft);
  background: var(--bg);
  padding: 2px 6px;
  text-align: center;
}

/* Dark section */
.section-dark { background: #0e3b2c; color: #e9f0e6; }
@media (prefers-color-scheme: dark) { .section-dark { background: #071410; } }
.section-dark .eyebrow { color: var(--lime); }
.cards-dark .card { background: rgba(255, 255, 255, .05); border-color: rgba(255, 255, 255, .12); }
.cards-dark .card p { color: rgba(233, 240, 230, .75); }
.cards-dark .card h3 { color: #fbf8f1; }

/* Stack */
.stack { list-style: none; padding: 0; margin: 0; display: grid; gap: 12px; grid-template-columns: repeat(auto-fit, minmax(min(100%, 220px), 1fr)); }
.stack li {
  display: flex; flex-direction: column; gap: 2px;
  padding: 16px 18px; border-radius: 14px;
  background: var(--surface); border: 1px solid var(--line);
}
.stack strong { font-weight: 600; }
.stack span { font-size: .88rem; color: var(--ink-soft); }

/* CTA */
.cta { padding: 0 0 96px; }
.cta-inner {
  background:
    radial-gradient(70% 120% at 100% 0%, rgba(184, 224, 106, .35), transparent 60%),
    radial-gradient(60% 100% at 0% 100%, rgba(255, 122, 89, .3), transparent 60%),
    #0e3b2c;
  color: #fbf8f1;
  border-radius: 28px;
  padding: 64px 32px;
  text-align: center;
}
.cta-inner h2 { margin: 0 auto 1rem; }
.cta-inner p { color: rgba(251, 248, 241, .8); margin: 0 0 2rem; }
.cta-actions { display: flex; gap: 12px; justify-content: center; flex-wrap: wrap; }

/* Footer */
.footer { border-top: 1px solid var(--line); padding: 28px 0 40px; color: var(--ink-soft); font-size: .9rem; }
.footer-inner { display: flex; justify-content: space-between; align-items: center; gap: 16px; flex-wrap: wrap; }