/* How we build page. Tokens, header, buttons and footer come from /syberlabs.css. */
.stack-main { max-width: calc(var(--content-max) + 2 * var(--gutter)); margin: 0 auto; padding: 0 var(--gutter); }
.eyebrow { margin: 0; font-family: var(--font-mono); font-size: 12px; line-height: 16px; font-weight: 500; letter-spacing: .14em; text-transform: uppercase; color: var(--text-2); }

.stack-hero { padding: var(--space-10) 0 var(--space-9); }
.stack-hero h1 { max-width: 1000px; margin: var(--space-6) 0 0; font-family: var(--font-display); font-weight: 400; font-size: clamp(56px, 7vw, 104px); line-height: .95; letter-spacing: -0.02em; }
.stack-hero h1 em { font-style: italic; background: var(--sy-spectrum); -webkit-background-clip: text; background-clip: text; color: transparent; padding-right: .08em; }
.stack-hero .lead { max-width: 620px; margin: var(--space-6) 0 0; font-size: 18px; line-height: 28px; color: var(--text-2); }

.stack-section { padding: var(--space-9) 0; border-top: 1px solid var(--line); }
.section-heading { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); align-items: baseline; margin-bottom: var(--space-7); }
.section-heading h2 { grid-column: 2 / 4; margin: 0; padding-left: var(--space-6); font-family: var(--font-display); font-weight: 400; font-size: 40px; line-height: 44px; letter-spacing: -0.01em; }
.prose { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); }
.prose > * { grid-column: 2 / 4; padding-left: var(--space-6); max-width: calc(var(--measure) + var(--space-6)); }
.prose p, .prose li { margin: 0 0 var(--space-4); font-size: 16px; line-height: 26px; color: var(--text-2); }
.prose ul { margin: 0; padding-left: calc(var(--space-6) + 1.1em); }
.prose b { font-weight: 600; color: var(--text); }
.prose code, .pieces code { font-family: var(--font-mono); font-size: .92em; color: var(--text); }
.prose .note { font-size: 14px; line-height: 20px; color: var(--text-3); }

.pieces { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.pieces article { padding: var(--space-6); }
.pieces article:first-child { padding-left: 0; }
.pieces article:last-child { padding-right: 0; }
.pieces article + article { border-left: 1px solid var(--line); }
.pieces .number { font-family: var(--font-mono); font-size: 12px; line-height: 16px; font-weight: 500; letter-spacing: .08em; color: var(--text-3); }
.pieces h3 { margin: var(--space-4) 0 var(--space-2); font-size: 18px; line-height: 28px; font-weight: 600; }
.pieces p { margin: 0; color: var(--text-2); }

.commands { margin: 0 0 var(--space-5); padding: var(--space-5); overflow-x: auto; border: 1px solid var(--line); border-radius: var(--sy-r-panel, 12px); background: rgba(6, 5, 26, .55); font: 400 14px/22px var(--font-mono); color: var(--text); }
.commands .c { color: var(--text-3); }

.evidence { margin: 0; padding: 0; list-style: none; border-top: 1px solid var(--line); }
.evidence li { display: grid; grid-template-columns: 170px minmax(0, 1fr); column-gap: var(--space-5); padding: 14px 0; border-bottom: 1px solid var(--line); }
.evidence p { margin: 0; font-size: 16px; line-height: 24px; color: var(--text-2); }
.evidence .state { --d: var(--sy-mist); display: inline-flex; align-items: center; gap: 8px; line-height: 24px; font-family: var(--font-mono); font-size: 12px; font-weight: 500; letter-spacing: .08em; text-transform: uppercase; color: var(--text); }
.evidence .state i { width: 8px; height: 8px; border-radius: 50%; background: var(--d); box-shadow: 0 0 10px var(--d); }
.evidence .is-not-yet .state { color: var(--text-3); }
.evidence .is-not-yet .state i { background: none; box-shadow: none; border: 1.5px solid var(--text-3); width: 7px; height: 7px; }
.evidence-ref { margin: var(--space-4) 0 0; font-size: 14px; line-height: 20px; color: var(--text-3); max-width: 72ch; }

@media (max-width: 860px) {
  .section-heading, .prose { grid-template-columns: 1fr; }
  .section-heading { row-gap: var(--space-4); }
  .section-heading h2, .prose > * { grid-column: 1; padding-left: 0; }
  .prose ul { padding-left: 1.1em; }
  .pieces { grid-template-columns: 1fr; }
  .pieces article, .pieces article:first-child, .pieces article:last-child { padding: var(--space-5) 0; }
  .pieces article + article { border-left: 0; border-top: 1px solid var(--line); }
  .evidence li { grid-template-columns: 1fr; row-gap: var(--space-1); }
}
@media (max-width: 640px) {
  .stack-hero { padding: var(--space-8) 0; }
  .stack-hero h1 { margin-top: var(--space-5); font-size: 48px; line-height: 50px; }
  .stack-section { padding: var(--space-8) 0; }
  .section-heading { margin-bottom: var(--space-6); }
  .section-heading h2 { font-size: 32px; line-height: 36px; }
  .commands { padding: var(--space-4); font-size: 13px; }
}