/* astra-lang.org — editorial "paper & ink" design.
   Deliberately not a gradient-hero template: typographic, ruled,
   documentation-grade. One accent color, real information density. */

:root {
  --paper: #faf7f2;
  --paper-dim: #f1ede5;
  --ink: #17150f;
  --ink-soft: #4d4a42;
  --rule: #d8d2c4;
  --accent: #b34700;      /* burnt orange — terminal amber on paper */
  --accent-dim: #8a3700;
  --ok: #1f6f3f;
  --warn: #8a6d00;
  --code-bg: #17150f;
  --code-ink: #ece7db;
  --mono: "SF Mono", "JetBrains Mono", ui-monospace, "Cascadia Code", Menlo, Consolas, monospace;
  --serif: "Charter", "Iowan Old Style", Georgia, "Times New Roman", serif;
}

* { box-sizing: border-box; margin: 0; padding: 0; }

html { scroll-behavior: smooth; }

body {
  background: var(--paper);
  color: var(--ink);
  font-family: var(--serif);
  font-size: 17px;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}

.wrap { max-width: 880px; margin: 0 auto; padding: 0 24px; }

/* ---------- header / nav ---------- */

header.site {
  border-bottom: 1px solid var(--rule);
  background: var(--paper);
}

header.site .wrap {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 8px 24px;
  padding-top: 18px;
  padding-bottom: 14px;
}

.brand {
  font-family: var(--mono);
  font-size: 15px;
  font-weight: 700;
  letter-spacing: 0.02em;
  color: var(--ink);
  text-decoration: none;
}
.brand .tld { color: var(--accent); }

nav.main { display: flex; gap: 10px 0; flex-wrap: wrap; align-items: baseline; }
.nav-group { display: inline-flex; gap: 18px; }
.nav-group + .nav-group {
  margin-left: 18px;
  padding-left: 18px;
  border-left: 1px solid var(--rule);
}
@media (max-width: 720px) {
  .nav-group + .nav-group { margin-left: 14px; padding-left: 14px; }
  .nav-group { gap: 14px; }
}
nav.main a {
  font-family: var(--mono);
  font-size: 13px;
  color: var(--ink-soft);
  text-decoration: none;
  padding-bottom: 2px;
}
nav.main a:hover { color: var(--accent); }
nav.main a.active { color: var(--ink); border-bottom: 2px solid var(--accent); }

/* ---------- typography ---------- */

h1, h2, h3 { font-family: var(--serif); font-weight: 700; line-height: 1.2; }

h1 { font-size: 42px; letter-spacing: -0.01em; margin: 0 0 14px; }
h2 {
  font-size: 24px;
  margin: 56px 0 16px;
  padding-top: 20px;
  border-top: 1px solid var(--rule);
}
h2:first-of-type { margin-top: 40px; }
h3 { font-size: 18px; margin: 30px 0 10px; }

h2 .k, .kicker {
  display: block;
  font-family: var(--mono);
  font-size: 12px;
  font-weight: 400;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 6px;
}

p { margin: 0 0 16px; max-width: 68ch; }
p.lede { font-size: 21px; line-height: 1.55; color: var(--ink-soft); max-width: 58ch; }

a { color: var(--accent-dim); text-decoration-thickness: 1px; text-underline-offset: 3px; }
a:hover { color: var(--accent); }

ul, ol { margin: 0 0 16px 22px; max-width: 68ch; }
li { margin-bottom: 6px; }

strong { font-weight: 700; }

hr { border: 0; border-top: 1px solid var(--rule); margin: 40px 0; }

/* ---------- hero ---------- */

.hero { padding: 72px 0 8px; }

.hero .status-line {
  font-family: var(--mono);
  font-size: 13px;
  color: var(--ink-soft);
  margin-bottom: 26px;
}
.hero .status-line .dot { color: var(--ok); }

.hero-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
  align-items: start;
  margin-top: 8px;
}
@media (max-width: 760px) { .hero-grid { grid-template-columns: 1fr; } }

/* ---------- code ---------- */

pre {
  background: var(--code-bg);
  color: var(--code-ink);
  font-family: var(--mono);
  font-size: 13.5px;
  line-height: 1.6;
  padding: 18px 20px;
  border-radius: 4px;
  overflow-x: auto;
  margin: 0 0 20px;
}

pre .c  { color: #8a8574; }           /* comment */
pre .kw { color: #e8a05e; }           /* keyword */
pre .s  { color: #a8c48a; }           /* string */
pre .fn { color: #9fc2e0; }           /* function / call */
pre .n  { color: #d9a0d0; }           /* number */
pre .p  { color: #efc541; }           /* prompt / accent */

code {
  font-family: var(--mono);
  font-size: 0.86em;
  background: var(--paper-dim);
  border: 1px solid var(--rule);
  border-radius: 3px;
  padding: 1px 5px;
}
pre code { background: none; border: 0; padding: 0; font-size: inherit; }

/* code with filename tab */
.codeblock { margin: 0 0 20px; }
.codeblock .tab {
  display: inline-block;
  font-family: var(--mono);
  font-size: 12px;
  color: var(--code-ink);
  background: var(--code-bg);
  border-radius: 4px 4px 0 0;
  padding: 6px 14px 0;
}
.codeblock pre { border-radius: 0 4px 4px 4px; }

/* ---------- tables ---------- */

table {
  width: 100%;
  border-collapse: collapse;
  font-size: 15px;
  margin: 0 0 24px;
}
th {
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--ink-soft);
  text-align: left;
  border-bottom: 2px solid var(--ink);
  padding: 8px 14px 8px 0;
}
td {
  border-bottom: 1px solid var(--rule);
  padding: 9px 14px 9px 0;
  vertical-align: top;
}
td:first-child, th:first-child { padding-left: 0; }

.badge {
  font-family: var(--mono);
  font-size: 11.5px;
  border-radius: 3px;
  padding: 2px 7px;
  white-space: nowrap;
}
.badge.done    { background: #e2efe4; color: var(--ok); }
.badge.wip     { background: #f4ecd2; color: var(--warn); }
.badge.planned { background: var(--paper-dim); color: var(--ink-soft); }

/* ---------- progress bars ---------- */

.bar-row {
  display: grid;
  grid-template-columns: 90px 1fr 64px;
  align-items: center;
  gap: 14px;
  margin-bottom: 10px;
  font-family: var(--mono);
  font-size: 13px;
}
.bar { height: 10px; background: var(--paper-dim); border: 1px solid var(--rule); }
.bar > span { display: block; height: 100%; background: var(--accent); }
.bar-row .pct { text-align: right; color: var(--ink-soft); }

/* ---------- misc components ---------- */

.grid2 {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px 40px;
  margin: 0 0 24px;
}
@media (max-width: 700px) { .grid2 { grid-template-columns: 1fr; } }

.def { border-top: 1px solid var(--rule); padding: 14px 0 4px; }
.def b { font-family: var(--mono); font-size: 14px; display: block; margin-bottom: 4px; }
.def p { font-size: 15px; color: var(--ink-soft); margin-bottom: 8px; }

.callout {
  border-left: 3px solid var(--accent);
  background: var(--paper-dim);
  padding: 14px 18px;
  margin: 0 0 24px;
  font-size: 15.5px;
}
.callout p:last-child { margin-bottom: 0; }

.btn-row { display: flex; gap: 14px; flex-wrap: wrap; margin: 26px 0 10px; }
.btn {
  font-family: var(--mono);
  font-size: 13.5px;
  text-decoration: none;
  padding: 10px 18px;
  border-radius: 4px;
  border: 1.5px solid var(--ink);
}
.btn.primary { background: var(--ink); color: var(--paper); }
.btn.primary:hover { background: var(--accent); border-color: var(--accent); color: #fff; }
.btn.ghost { color: var(--ink); }
.btn.ghost:hover { border-color: var(--accent); color: var(--accent); }

.meta-list { list-style: none; margin-left: 0; font-family: var(--mono); font-size: 13.5px; }
.meta-list li { margin-bottom: 8px; color: var(--ink-soft); }
.meta-list li b { color: var(--ink); font-weight: 700; }

/* ---------- footer ---------- */

footer.site {
  margin-top: 90px;
  border-top: 1px solid var(--rule);
  padding: 28px 0 44px;
  font-family: var(--mono);
  font-size: 13px;
  color: var(--ink-soft);
}
footer.site .wrap {
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 10px 30px;
}
footer.site a { color: var(--ink-soft); }
footer.site a:hover { color: var(--accent); }

main { padding-bottom: 20px; }
.page-head { padding: 56px 0 4px; }