/* Latchbox site stylesheet — shared by every page. Do not rename classes. */

:root {
  --bg: #ffffff;
  --fg: #1a1a1a;
  --muted: #6b7280;
  --border: #d9dce0;
  --panel-bg: #f7f7f8;
  --code-bg: #f2f2f4;
  --tbl-head-bg: #eef0f2;
  --accent: #2563eb;
  --accent-fg: #ffffff;
  --link: #2563eb;
  --link-hover: #1d4ed8;
  --focus: #2563eb;
  --tag-border: #cfd3d9;
  --note-accent: #2563eb;
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #14161a;
    --fg: #e6e6e6;
    --muted: #9aa0a8;
    --border: #2c2f36;
    --panel-bg: #1b1e23;
    --code-bg: #191c21;
    --tbl-head-bg: #1e2126;
    --accent: #5b8def;
    --accent-fg: #0d0d0d;
    --link: #7fa8f5;
    --link-hover: #a9c6fb;
    --focus: #7fa8f5;
    --tag-border: #33373f;
    --note-accent: #5b8def;
  }
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--fg);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  line-height: 1.6;
  font-size: 16px;
}

a {
  color: var(--link);
}

a:hover {
  color: var(--link-hover);
}

a:focus-visible,
button:focus-visible,
.btn:focus-visible {
  outline: 2px solid var(--focus);
  outline-offset: 2px;
}

h1, h2, h3 {
  line-height: 1.25;
}

p {
  max-width: 68ch;
}

/* Header */

.top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 1rem 1.5rem;
  border-bottom: 1px solid var(--border);
}

.brand {
  font-size: 1.15rem;
  font-weight: 600;
  text-decoration: none;
  color: var(--fg);
}

.nav {
  display: flex;
  gap: 1.5rem;
}

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

.nav a:hover {
  color: var(--link);
}

/* Main column */

.wrap {
  max-width: 860px;
  margin: 0 auto;
  padding: 2rem 1.5rem 3rem;
}

/* Footer */

.foot {
  border-top: 1px solid var(--border);
  padding: 1.5rem;
  margin-top: 2rem;
  color: var(--muted);
  font-size: 0.85rem;
}

/* Hero */

.hero {
  margin-bottom: 2rem;
}

.hero h1 {
  font-size: 2.2rem;
  margin: 0 0 0.5rem;
}

.hero p {
  color: var(--muted);
  font-size: 1.1rem;
  margin: 0;
}

/* Panel */

.panel {
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 1.25rem 1.5rem;
  margin: 1.5rem 0;
}

/* Grid of cards */

.grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 1rem;
  margin: 1.5rem 0;
}

.card {
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 1.25rem;
}

.card h3 {
  margin: 0 0 0.5rem;
  font-size: 1.05rem;
}

/* Note callout */

.note {
  border-left: 3px solid var(--note-accent);
  background: var(--panel-bg);
  padding: 0.85rem 1.1rem;
  margin: 1.5rem 0;
  border-radius: 0 6px 6px 0;
}

/* Numbered steps */

.steps {
  counter-reset: step;
  list-style: none;
  padding: 0;
  margin: 1.5rem 0;
}

.steps li {
  counter-increment: step;
  position: relative;
  padding-left: 2.75rem;
  margin-bottom: 1rem;
}

.steps li::before {
  content: counter(step);
  position: absolute;
  left: 0;
  top: 0;
  width: 1.9rem;
  height: 1.9rem;
  border-radius: 50%;
  background: var(--accent);
  color: var(--accent-fg);
  font-size: 0.9rem;
  font-weight: 600;
  display: flex;
  align-items: center;
  justify-content: center;
}

/* Code */

.code {
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, "Liberation Mono", monospace;
  background: var(--code-bg);
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 0.9rem 1rem;
  overflow-x: auto;
  white-space: pre;
}

code {
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, "Liberation Mono", monospace;
  background: var(--code-bg);
  padding: 0.1rem 0.35rem;
  border-radius: 4px;
  font-size: 0.9em;
}

/* Table */

.tbl-wrap {
  overflow-x: auto;
}

.tbl {
  width: 100%;
  border-collapse: collapse;
  margin: 1.5rem 0;
}

.tbl th,
.tbl td {
  text-align: left;
  padding: 0.6rem 0.75rem;
  border-bottom: 1px solid var(--border);
}

.tbl th {
  background: var(--tbl-head-bg);
  font-weight: 600;
}

/* Utilities */

.muted {
  color: var(--muted);
}

.tag {
  display: inline-block;
  border: 1px solid var(--tag-border);
  border-radius: 999px;
  padding: 0.15rem 0.6rem;
  font-size: 0.8rem;
  color: var(--muted);
}

.btn {
  display: inline-block;
  background: var(--accent);
  color: var(--accent-fg);
  text-decoration: none;
  padding: 0.55rem 1.1rem;
  border-radius: 6px;
  border: 1px solid var(--accent);
  font-weight: 600;
}

.btn:hover {
  opacity: 0.9;
  color: var(--accent-fg);
}

.btn.ghost {
  background: transparent;
  color: var(--fg);
  border: 1px solid var(--border);
}

.btn.ghost:hover {
  border-color: var(--accent);
  color: var(--fg);
}

/* Breakpoint */

@media (max-width: 700px) {
  .top {
    flex-direction: column;
    align-items: flex-start;
    gap: 0.75rem;
  }

  .nav {
    gap: 1rem;
  }

  .grid {
    grid-template-columns: 1fr;
  }

  .hero h1 {
    font-size: 1.7rem;
  }
}