/* Agentry — proof-first. Monochrome ink/paper + one "running" accent. */

:root {
  --paper: #f7f6f3;
  --paper-2: #efece6;
  --card: #ffffff;
  --ink: #14161a;
  --ink-2: #3d4149;
  --ink-3: #6b7079;
  --line: #e2ded6;
  --line-2: #d3cec4;
  --accent: #1c7c54;      /* "running / shipped" green — used sparingly */
  --accent-soft: #e6f1eb;
  --amber: #b06a1f;       /* "verify / attention" */
  --amber-soft: #f5ead9;
  --mono: ui-monospace, "SF Mono", SFMono-Regular, Menlo, Consolas, monospace;
  --sans: -apple-system, BlinkMacSystemFont, "Segoe UI", Inter, Roboto, Helvetica, Arial, sans-serif;
  --maxw: 1080px;
  --radius: 14px;
  --shadow: 0 1px 2px rgba(20,22,26,.05), 0 8px 30px rgba(20,22,26,.06);
}

@media (prefers-color-scheme: dark) {
  :root {
    --paper: #0d0f12;
    --paper-2: #12151a;
    --card: #16191f;
    --ink: #f2f1ee;
    --ink-2: #c3c6cc;
    --ink-3: #878c95;
    --line: #23272e;
    --line-2: #2c313a;
    --accent: #3ecb8b;
    --accent-soft: #12271d;
    --amber: #d99a4e;
    --amber-soft: #2a2114;
    --shadow: 0 1px 2px rgba(0,0,0,.3), 0 10px 40px rgba(0,0,0,.35);
  }
}
:root[data-theme="dark"] {
  --paper: #0d0f12; --paper-2: #12151a; --card: #16191f;
  --ink: #f2f1ee; --ink-2: #c3c6cc; --ink-3: #878c95;
  --line: #23272e; --line-2: #2c313a;
  --accent: #3ecb8b; --accent-soft: #12271d;
  --amber: #d99a4e; --amber-soft: #2a2114;
  --shadow: 0 1px 2px rgba(0,0,0,.3), 0 10px 40px rgba(0,0,0,.35);
}
:root[data-theme="light"] {
  --paper: #f7f6f3; --paper-2: #efece6; --card: #ffffff;
  --ink: #14161a; --ink-2: #3d4149; --ink-3: #6b7079;
  --line: #e2ded6; --line-2: #d3cec4;
  --accent: #1c7c54; --accent-soft: #e6f1eb;
  --amber: #b06a1f; --amber-soft: #f5ead9;
  --shadow: 0 1px 2px rgba(20,22,26,.05), 0 8px 30px rgba(20,22,26,.06);
}

* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: var(--sans);
  background: var(--paper);
  color: var(--ink);
  line-height: 1.6;
  font-size: 17px;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}
a { color: inherit; text-decoration: none; }
img, video { max-width: 100%; display: block; }
::selection { background: var(--accent-soft); }

.wrap { max-width: var(--maxw); margin: 0 auto; padding: 0 24px; }
.mono { font-family: var(--mono); }

/* ---------- Nav ---------- */
.nav {
  position: sticky; top: 0; z-index: 50;
  background: color-mix(in srgb, var(--paper) 88%, transparent);
  backdrop-filter: saturate(140%) blur(10px);
  border-bottom: 1px solid var(--line);
}
.nav .wrap { display: flex; align-items: center; justify-content: space-between; height: 64px; }
.brand { display: flex; align-items: center; gap: 10px; font-weight: 650; letter-spacing: -.01em; }
.brand .dot {
  width: 9px; height: 9px; border-radius: 50%; background: var(--accent);
  box-shadow: 0 0 0 0 color-mix(in srgb, var(--accent) 60%, transparent);
  animation: pulse 2.4s infinite;
}
@keyframes pulse {
  0% { box-shadow: 0 0 0 0 color-mix(in srgb, var(--accent) 55%, transparent); }
  70% { box-shadow: 0 0 0 8px transparent; }
  100% { box-shadow: 0 0 0 0 transparent; }
}
.brand b { font-size: 18px; }
.nav-links { display: flex; align-items: center; gap: 26px; }
.nav-links a { color: var(--ink-2); font-size: 15px; font-weight: 500; }
.nav-links a:hover { color: var(--ink); }
.nav-cta {
  padding: 8px 16px; border: 1px solid var(--line-2); border-radius: 999px;
  font-size: 14px; font-weight: 600; color: var(--ink);
}
.nav-cta:hover { border-color: var(--ink); }
@media (max-width: 680px) { .nav-links a:not(.nav-cta) { display: none; } }

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 13px 22px; border-radius: 999px; font-weight: 600; font-size: 15px;
  border: 1px solid transparent; cursor: pointer; transition: transform .12s ease, background .15s ease;
}
.btn:active { transform: translateY(1px); }
.btn-primary { background: var(--ink); color: var(--paper); }
.btn-primary:hover { background: color-mix(in srgb, var(--ink) 85%, var(--accent)); }
.btn-ghost { border-color: var(--line-2); color: var(--ink); }
.btn-ghost:hover { border-color: var(--ink); }
.btn-accent { background: var(--accent); color: #fff; }
:root[data-theme="dark"] .btn-accent { color: #06130c; }
@media (prefers-color-scheme: dark) { .btn-accent { color: #06130c; } }
.btn-accent:hover { filter: brightness(1.05); }

/* ---------- Labels / chips ---------- */
.kicker {
  font-family: var(--mono); font-size: 12.5px; letter-spacing: .08em;
  text-transform: uppercase; color: var(--ink-3);
}
.chip {
  display: inline-flex; align-items: center; gap: 7px;
  font-family: var(--mono); font-size: 12px; letter-spacing: .04em;
  padding: 5px 11px; border-radius: 999px; border: 1px solid var(--line-2);
  color: var(--ink-2); background: var(--card);
}
.chip .dot { width: 7px; height: 7px; border-radius: 50%; background: var(--accent); }
.chip.amber { color: var(--amber); border-color: color-mix(in srgb, var(--amber) 40%, var(--line)); background: var(--amber-soft); }

/* ---------- Sections ---------- */
section { padding: 84px 0; border-bottom: 1px solid var(--line); }
h1, h2, h3 { letter-spacing: -.02em; line-height: 1.12; margin: 0; }
h2 { font-size: clamp(26px, 4vw, 38px); font-weight: 680; }
h3 { font-size: 20px; font-weight: 640; }
p.lead { font-size: 19px; color: var(--ink-2); max-width: 60ch; }
.muted { color: var(--ink-3); }

/* ---------- Hero ---------- */
.hero { padding: 92px 0 80px; border-bottom: 1px solid var(--line); }
.hero h1 { font-size: clamp(40px, 7.5vw, 76px); font-weight: 720; letter-spacing: -.035em; }
.hero .sub { font-size: clamp(18px, 2.6vw, 22px); color: var(--ink-2); max-width: 56ch; margin: 22px 0 34px; }
.hero-cta { display: flex; flex-wrap: wrap; gap: 12px; }
.hero-meta { margin-top: 40px; display: flex; flex-wrap: wrap; gap: 10px; }

/* terminal proof strip */
.term {
  margin-top: 48px; border: 1px solid var(--line); border-radius: var(--radius);
  background: var(--card); box-shadow: var(--shadow); overflow: hidden; max-width: 720px;
}
.term-bar { display: flex; align-items: center; gap: 8px; padding: 11px 15px; border-bottom: 1px solid var(--line); background: var(--paper-2); }
.term-bar .b { width: 11px; height: 11px; border-radius: 50%; background: var(--line-2); }
.term-bar span { margin-left: 8px; font-family: var(--mono); font-size: 12.5px; color: var(--ink-3); }
.term-body { padding: 18px 18px 20px; font-family: var(--mono); font-size: 13.5px; line-height: 1.85; color: var(--ink-2); overflow-x: auto; }
.term-body .ok { color: var(--accent); }
.term-body .dim { color: var(--ink-3); }
.term-body .cur { display: inline-block; width: 8px; height: 15px; background: var(--accent); vertical-align: text-bottom; animation: blink 1.1s steps(1) infinite; }
@keyframes blink { 50% { opacity: 0; } }

/* ---------- Grid helpers ---------- */
.grid { display: grid; gap: 20px; }
.g2 { grid-template-columns: 1fr 1fr; }
.g3 { grid-template-columns: repeat(3, 1fr); }
@media (max-width: 820px) { .g2, .g3 { grid-template-columns: 1fr; } }

.card {
  background: var(--card); border: 1px solid var(--line); border-radius: var(--radius);
  padding: 26px; box-shadow: var(--shadow);
}
.card h3 { margin-bottom: 8px; }
.card p { color: var(--ink-2); margin: 0; font-size: 15.5px; }
.card .foot { margin-top: 16px; padding-top: 14px; border-top: 1px solid var(--line); font-family: var(--mono); font-size: 12.5px; color: var(--ink-3); }

.two-col { display: grid; grid-template-columns: 1fr 1fr; gap: 48px; align-items: start; }
@media (max-width: 820px) { .two-col { grid-template-columns: 1fr; gap: 28px; } }

.section-head { max-width: 62ch; margin-bottom: 40px; }
.section-head h2 { margin-top: 10px; }
.section-head p { margin-top: 14px; color: var(--ink-2); font-size: 17.5px; }

/* ---------- Steps / framework ---------- */
.steps { counter-reset: step; display: grid; gap: 14px; }
.step {
  display: grid; grid-template-columns: 56px 1fr; gap: 18px; align-items: start;
  background: var(--card); border: 1px solid var(--line); border-radius: var(--radius); padding: 22px 24px;
}
.step .n {
  font-family: var(--mono); font-size: 15px; font-weight: 600; color: var(--accent);
  width: 44px; height: 44px; display: grid; place-items: center;
  border: 1px solid var(--line-2); border-radius: 10px; background: var(--paper-2);
}
.step h3 { margin-bottom: 6px; }
.step p { margin: 0 0 6px; color: var(--ink-2); font-size: 15.5px; }
.step .out { font-family: var(--mono); font-size: 13px; color: var(--ink-3); margin-top: 10px; }
.step .out b { color: var(--accent); font-weight: 600; }

/* ---------- Contact form ---------- */
.form { display: grid; gap: 14px; max-width: 520px; }
.form label { font-size: 13.5px; font-weight: 600; color: var(--ink-2); margin-bottom: -6px; }
.form input, .form textarea {
  font-family: var(--sans); font-size: 15.5px; color: var(--ink);
  background: var(--card); border: 1px solid var(--line-2); border-radius: 10px; padding: 12px 14px;
}
.form input:focus, .form textarea:focus { outline: 2px solid var(--accent); outline-offset: 1px; border-color: transparent; }
.form textarea { min-height: 96px; resize: vertical; }

/* ---------- Footer ---------- */
footer { padding: 44px 0; border-bottom: none; }
footer .wrap { display: flex; flex-wrap: wrap; gap: 16px; align-items: center; justify-content: space-between; }
footer .mono { color: var(--ink-3); font-size: 13px; }
.theme-toggle { cursor: pointer; border: 1px solid var(--line-2); background: var(--card); color: var(--ink-2); border-radius: 999px; padding: 6px 13px; font-family: var(--mono); font-size: 12px; }

/* verify banner (dev only) */
.verify-note {
  background: var(--amber-soft); border: 1px dashed color-mix(in srgb, var(--amber) 50%, var(--line));
  color: var(--amber); font-family: var(--mono); font-size: 12.5px;
  padding: 10px 14px; border-radius: 10px; margin-top: 14px;
}

/* framework page hero */
.doc-hero { padding: 72px 0 40px; }
.doc-hero h1 { font-size: clamp(34px, 6vw, 56px); font-weight: 700; letter-spacing: -.03em; }
.gate {
  margin: 40px 0 0; background: var(--card); border: 1px solid var(--line); border-radius: var(--radius);
  padding: 30px; box-shadow: var(--shadow); text-align: center;
}
.gate h3 { margin-bottom: 8px; }
.gate .form { margin: 20px auto 0; }
.reveal { animation: fade .5s ease; }
@keyframes fade { from { opacity: 0; transform: translateY(6px); } to { opacity: 1; transform: none; } }
.hidden { display: none; }