/* ─────────────────────────────────────────────────────────────────────────
   pylo.sh — design system. Dark-mode-first, restrained, monospace-friendly.
   Palette: near-black background, warm off-white text, one deep-green accent.
   (Brand: marketing/pylo/brand.md — Stripe/Vercel/Fly/Bun tonal family.)
   ───────────────────────────────────────────────────────────────────────── */

:root {
  --bg: #0b0d0c;
  --panel: #0f1311;
  --panel-2: #111614;
  --fg: #e6e8e6;
  --muted: #8a908d;
  --line: #1c211f;
  --line-2: #283029;
  --accent: #3fb27f;
  --accent-fg: #06120f;
  --accent-dim: #2c7a58;
  --error: #f08a8a;
  --radius: 6px;
  --mono: ui-monospace, SFMono-Regular, "JetBrains Mono", Menlo, Consolas,
    monospace;
  --sans:
    system-ui, -apple-system, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

html,
body {
  margin: 0;
  padding: 0;
  background: var(--bg);
  color: var(--fg);
  font-family: var(--sans);
  font-size: 16px;
  line-height: 1.62;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

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

a:hover {
  text-decoration: underline;
}

/* ── Top navigation ─────────────────────────────────────────────────────── */

.nav {
  position: sticky;
  top: 0;
  z-index: 10;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 14px 24px;
  background: rgba(11, 13, 12, 0.85);
  backdrop-filter: saturate(140%) blur(8px);
  border-bottom: 1px solid var(--line);
}

.wordmark {
  font-family: var(--mono);
  font-size: 17px;
  font-weight: 600;
  letter-spacing: 0.01em;
  color: var(--fg);
}

.wordmark:hover {
  text-decoration: none;
}

.wordmark .y {
  color: var(--accent);
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 22px;
  font-size: 14px;
}

.nav-links a {
  color: var(--muted);
}

.nav-links a:hover {
  color: var(--fg);
  text-decoration: none;
}

.nav-links a.nav-cta {
  color: var(--accent-fg);
  background: var(--accent);
  padding: 6px 12px;
  border-radius: var(--radius);
}

.nav-links a.nav-cta:hover {
  opacity: 0.9;
}

/* ── Layout ─────────────────────────────────────────────────────────────── */

main {
  max-width: 760px;
  margin: 0 auto;
  padding: 56px 24px 24px;
}

.eyebrow {
  font-family: var(--mono);
  font-size: 12.5px;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--accent);
  margin: 0 0 14px;
}

h1 {
  font-size: 38px;
  line-height: 1.15;
  font-weight: 650;
  letter-spacing: -0.02em;
  margin: 0 0 20px;
}

h2 {
  font-size: 23px;
  font-weight: 620;
  letter-spacing: -0.01em;
  margin: 52px 0 14px;
  padding-top: 8px;
}

h3 {
  font-size: 15px;
  font-weight: 600;
  color: var(--muted);
  margin: 26px 0 10px;
  font-family: var(--mono);
}

p {
  margin: 0 0 16px;
}

.lede {
  font-size: 19px;
  color: var(--fg);
  max-width: 60ch;
  margin: 0 0 22px;
}

main > p,
section > p {
  color: #c9cfca;
  max-width: 68ch;
}

ul {
  padding-left: 22px;
  margin: 0 0 18px;
  max-width: 68ch;
}

li {
  margin: 0 0 9px;
  color: #c9cfca;
}

/* ── Inline + block code ────────────────────────────────────────────────── */

code {
  font-family: var(--mono);
  font-size: 0.86em;
  background: var(--panel-2);
  border: 1px solid var(--line);
  border-radius: 4px;
  padding: 1px 5px;
  color: #d7e6dd;
}

.codeblock {
  position: relative;
  margin: 0 0 18px;
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
}

.codeblock .lang {
  display: block;
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--muted);
  padding: 8px 14px;
  border-bottom: 1px solid var(--line);
  background: var(--panel-2);
}

.codeblock pre {
  margin: 0;
  padding: 14px 16px;
  overflow-x: auto;
}

.codeblock pre code {
  background: none;
  border: 0;
  padding: 0;
  font-size: 13px;
  line-height: 1.6;
  color: #d7e6dd;
}

/* ── Cards: endpoint, model card (kv) ───────────────────────────────────── */

.card {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 18px 20px;
  margin: 0 0 20px;
}

.card-label {
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--muted);
  margin: 0 0 12px;
}

.kv {
  display: grid;
  grid-template-columns: minmax(120px, max-content) 1fr;
  gap: 8px 20px;
  margin: 0;
  font-size: 14.5px;
}

.kv dt {
  color: var(--muted);
  font-family: var(--mono);
  font-size: 13px;
}

.kv dd {
  margin: 0;
  font-family: var(--mono);
  font-size: 13.5px;
  color: var(--fg);
  word-break: break-word;
}

/* ── Tables ─────────────────────────────────────────────────────────────── */

table {
  width: 100%;
  border-collapse: collapse;
  margin: 0 0 14px;
  font-size: 14.5px;
}

th,
td {
  text-align: left;
  padding: 9px 14px;
  border-bottom: 1px solid var(--line);
}

thead th {
  color: var(--muted);
  font-weight: 600;
  font-size: 13px;
  border-bottom: 1px solid var(--line-2);
}

tbody td {
  font-family: var(--mono);
  font-size: 13.5px;
}

tbody tr:last-child td {
  border-bottom: 0;
}

/* ── Notes + CTAs ───────────────────────────────────────────────────────── */

.note {
  font-size: 14px;
  color: var(--muted);
  background: var(--panel);
  border-left: 2px solid var(--accent-dim);
  border-radius: 0 4px 4px 0;
  padding: 11px 15px;
  margin: 0 0 18px;
}

.note strong {
  color: #c9cfca;
}

.cta {
  font-size: 15px;
  margin: 4px 0 20px;
}

/* ── Form (contact / access request) ────────────────────────────────────── */

form {
  display: flex;
  flex-direction: column;
  gap: 18px;
  max-width: 520px;
  margin: 8px 0 4px;
}

.field {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.field .label {
  font-size: 12.5px;
  color: var(--muted);
  font-family: var(--mono);
  letter-spacing: 0.02em;
}

input[type="email"],
input[type="text"],
textarea {
  font: inherit;
  font-size: 15px;
  color: var(--fg);
  background: var(--panel);
  border: 1px solid var(--line-2);
  border-radius: var(--radius);
  padding: 10px 12px;
  outline: none;
  width: 100%;
  resize: vertical;
}

input::placeholder,
textarea::placeholder {
  color: #5a615e;
}

input:focus,
textarea:focus {
  border-color: var(--accent);
}

.hp {
  position: absolute;
  left: -9999px;
  width: 1px;
  height: 1px;
  opacity: 0;
}

button {
  font: inherit;
  font-weight: 600;
  background: var(--accent);
  color: var(--accent-fg);
  border: 0;
  border-radius: var(--radius);
  padding: 11px 18px;
  cursor: pointer;
  align-self: flex-start;
  transition: opacity 120ms ease;
}

button:disabled {
  opacity: 0.4;
  cursor: not-allowed;
}

button:not(:disabled):hover,
button:not(:disabled):focus-visible {
  opacity: 0.88;
}

.error {
  color: var(--error);
  margin: 0;
  font-size: 13.5px;
}

.success p {
  color: var(--accent);
  margin: 0;
  font-size: 15px;
}

/* ── Footer ─────────────────────────────────────────────────────────────── */

footer {
  border-top: 1px solid var(--line);
  margin-top: 72px;
}

.footer-inner {
  max-width: 760px;
  margin: 0 auto;
  padding: 40px 24px;
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr;
  gap: 28px;
}

.footer-col h4 {
  font-size: 12px;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--muted);
  margin: 0 0 12px;
  font-weight: 600;
}

.footer-col a {
  display: block;
  color: #c9cfca;
  font-size: 14px;
  margin: 0 0 8px;
}

.footer-col a:hover {
  color: var(--fg);
}

.footer-brand .wordmark {
  font-size: 16px;
}

.footer-brand p {
  color: var(--muted);
  font-size: 13.5px;
  margin: 10px 0 0;
  max-width: 34ch;
}

.footer-bottom {
  max-width: 760px;
  margin: 0 auto;
  padding: 0 24px 36px;
  color: var(--muted);
  font-size: 12.5px;
}

/* ── Responsive ─────────────────────────────────────────────────────────── */

@media (max-width: 620px) {
  h1 {
    font-size: 30px;
  }
  .nav-links {
    gap: 14px;
    font-size: 13px;
  }
  .nav-links a.hide-sm {
    display: none;
  }
  .footer-inner {
    grid-template-columns: 1fr 1fr;
  }
  .footer-brand {
    grid-column: 1 / -1;
  }
  .kv {
    grid-template-columns: 1fr;
    gap: 2px 0;
  }
  .kv dd {
    margin-bottom: 8px;
  }
}