/* Strong AF — internal tool site */
@import url('https://api.fontshare.com/v2/css?f[]=satoshi@400,500,600,700&f[]=jetbrains-mono@400,500&display=swap');

:root {
  --bg: #fafaf7;
  --surface: #ffffff;
  --surface-2: #f3f3ee;
  --ink: #161614;
  --ink-soft: #4a4a45;
  --ink-muted: #7a7a73;
  --line: #e6e6df;
  --accent: #1f5e3f;          /* deep green — fitness, trust, not flashy */
  --accent-soft: #e7f1ea;
  --accent-ink: #0f3a25;
  --radius: 10px;
  --max: 1080px;
  --narrow: 720px;
  --shadow-sm: 0 1px 2px rgba(20,20,18,.04), 0 1px 1px rgba(20,20,18,.03);
  --font-body: "Satoshi", system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  --font-mono: "JetBrains Mono", ui-monospace, SFMono-Regular, Menlo, monospace;
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #0f0f0d;
    --surface: #161614;
    --surface-2: #1c1c19;
    --ink: #f3f3ee;
    --ink-soft: #c2c2bb;
    --ink-muted: #8a8a83;
    --line: #2a2a26;
    --accent: #6dd6a0;
    --accent-soft: #1c2a23;
    --accent-ink: #c8f0d8;
    --shadow-sm: 0 1px 2px rgba(0,0,0,.4), 0 1px 1px rgba(0,0,0,.3);
  }
}

* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: var(--font-body);
  font-size: 17px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizeLegibility;
}

/* skip link */
.skip {
  position: absolute; left: -9999px;
  background: var(--ink); color: var(--bg);
  padding: .6rem 1rem; border-radius: 4px;
}
.skip:focus { left: 1rem; top: 1rem; z-index: 100; }

/* layout */
.wrap { max-width: var(--max); margin: 0 auto; padding: 0 1.5rem; }
.narrow { max-width: var(--narrow); }

/* header */
.site-header {
  border-bottom: 1px solid var(--line);
  background: var(--surface);
  position: sticky; top: 0; z-index: 10;
  backdrop-filter: saturate(140%) blur(8px);
}
.header-row {
  display: flex; align-items: center; justify-content: space-between;
  padding: .9rem 1.5rem; gap: 1rem;
}
.brand {
  display: inline-flex; align-items: center; gap: .55rem;
  text-decoration: none; color: var(--ink);
  font-weight: 700; letter-spacing: -.01em;
}
.brand .logo { color: var(--accent); flex: 0 0 auto; }
.brand-text { font-size: 1rem; }
.site-header nav {
  display: flex; gap: 1.5rem; flex-wrap: wrap;
}
.site-header nav a {
  color: var(--ink-soft);
  text-decoration: none;
  font-size: .92rem;
  font-weight: 500;
  padding: .25rem 0;
  border-bottom: 2px solid transparent;
  transition: color .15s, border-color .15s;
}
.site-header nav a:hover { color: var(--ink); }
.site-header nav a[aria-current="page"] {
  color: var(--ink);
  border-bottom-color: var(--accent);
}

/* type */
h1, h2, h3 {
  font-family: var(--font-body);
  letter-spacing: -.02em;
  line-height: 1.15;
  color: var(--ink);
  margin: 0 0 .8rem;
}
h1 { font-size: clamp(2rem, 4.5vw, 3rem); font-weight: 700; }
h2 { font-size: 1.45rem; font-weight: 600; margin-top: 2.2rem; }
h3 { font-size: 1.1rem; font-weight: 600; margin-top: 1.5rem; }
p { margin: 0 0 1rem; color: var(--ink-soft); }
.lead { font-size: 1.1rem; color: var(--ink); }
.lead.muted { color: var(--ink-soft); font-size: 1rem; }
.kicker {
  font-size: .82rem;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--accent);
  font-weight: 600;
  margin-bottom: .6rem;
}
a { color: var(--accent-ink); }
a:hover { color: var(--ink); }
@media (prefers-color-scheme: dark) {
  a { color: var(--accent); }
  a:hover { color: var(--ink); }
}
code {
  font-family: var(--font-mono);
  background: var(--surface-2);
  padding: .12em .4em;
  border-radius: 4px;
  font-size: .9em;
  color: var(--ink);
  border: 1px solid var(--line);
}

/* hero */
.hero {
  padding: 4.5rem 0 2.5rem;
  border-bottom: 1px solid var(--line);
}
.hero h1 { max-width: 28ch; margin-bottom: 1.5rem; }
.hero .lead { max-width: 60ch; }

/* sections */
.section { padding: 3.5rem 0; border-bottom: 1px solid var(--line); }
.section.subtle { background: var(--surface-2); }
.section:last-of-type { border-bottom: none; }

.grid-2 {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 3rem;
  align-items: start;
}
@media (max-width: 720px) {
  .grid-2 { grid-template-columns: 1fr; gap: 2rem; }
  .hero { padding: 3rem 0 2rem; }
  .section { padding: 2.5rem 0; }
}

/* lists */
.ticks { list-style: none; padding: 0; margin: 0; }
.ticks li {
  position: relative;
  padding: .35rem 0 .35rem 1.7rem;
  color: var(--ink-soft);
}
.ticks li::before {
  content: "";
  position: absolute;
  left: 0; top: .85rem;
  width: 8px; height: 8px;
  border-radius: 2px;
  background: var(--accent);
}
.ticks.negative li::before {
  background: transparent;
  border: 2px solid var(--ink-muted);
}

.steps {
  list-style: none !important;
  padding: 0;
  margin: 1.5rem 0 0;
  display: grid;
  gap: 1.2rem;
  counter-reset: none;
}
.steps li::marker { content: none; }
.steps li {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 1rem;
  align-items: start;
  padding: 1.1rem 1.25rem;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow-sm);
}
.steps .num {
  display: inline-flex;
  align-items: center; justify-content: center;
  width: 28px; height: 28px;
  border-radius: 50%;
  background: var(--accent-soft);
  color: var(--accent-ink);
  font-weight: 700;
  font-size: .9rem;
  flex: 0 0 auto;
}
@media (prefers-color-scheme: dark) {
  .steps .num { color: var(--accent); }
}
.steps strong { color: var(--ink); display: block; margin-bottom: .25rem; }

/* doc pages */
.doc { padding: 3rem 0 4rem; }
.doc h1 { margin-bottom: 1rem; }
.doc h2 {
  font-size: 1.2rem;
  margin-top: 2.2rem;
  padding-top: 1rem;
  border-top: 1px solid var(--line);
}
.doc h2:first-of-type { border-top: none; padding-top: 0; }
.doc ul { padding-left: 1.2rem; color: var(--ink-soft); }
.doc li { margin-bottom: .35rem; }

.contact-block {
  padding: 1rem 1.25rem;
  background: var(--surface-2);
  border-radius: var(--radius);
  border: 1px solid var(--line);
  font-family: var(--font-mono);
  font-size: .92rem;
  color: var(--ink);
  line-height: 1.7;
}

.button {
  display: inline-block;
  padding: .7rem 1.2rem;
  background: var(--ink);
  color: var(--bg);
  text-decoration: none;
  border-radius: 8px;
  font-weight: 600;
  font-size: .95rem;
  transition: opacity .15s;
}
.button:hover { opacity: .85; color: var(--bg); }
@media (prefers-color-scheme: dark) {
  .button { background: var(--ink); color: var(--bg); }
}

/* footer */
.site-footer {
  border-top: 1px solid var(--line);
  background: var(--surface);
  padding: 1.8rem 0;
  margin-top: 3rem;
}
.footer-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 1rem;
  flex-wrap: wrap;
  padding: 0 1.5rem;
}
.site-footer p {
  margin: 0;
  font-size: .88rem;
  color: var(--ink-muted);
}
.site-footer nav {
  display: flex;
  gap: 1.4rem;
  flex-wrap: wrap;
}
.site-footer nav a {
  color: var(--ink-muted);
  font-size: .88rem;
  text-decoration: none;
}
.site-footer nav a:hover { color: var(--ink); }

/* visited / focus */
:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 2px;
  border-radius: 3px;
}