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

.hero {
  padding-top: clamp(3rem, 10vw, 6rem);
}

.hero__prompt {
  color: var(--fg-dim);
  font-size: 0.875rem;
  margin-bottom: 2rem;
}

.hero__prompt .path {
  color: var(--accent);
}

.hero__prompt .branch {
  color: var(--add);
}

.hero__prompt .sigil {
  color: var(--fg-mute);
}

.hero h1 {
  margin-top: 0;
  margin-bottom: 1rem;
}

.hero__tagline {
  font-size: 1.125rem;
  font-weight: 700;
  color: var(--fg);
  margin-bottom: 1.5rem;
  position: relative;
  padding-left: 1.25rem;
}

.hero__tagline::before {
  content: ">";
  position: absolute;
  left: 0;
  color: var(--accent);
}

.hero__body {
  color: var(--fg);
  margin-bottom: 2.5rem;
  max-width: 60ch;
}

.cursor {
  display: inline-block;
  width: 0.55em;
  height: 1.05em;
  vertical-align: -0.15em;
  background: var(--accent);
  margin-left: 0.15em;
  animation: blink 1.05s steps(2, end) infinite;
}

@keyframes blink {
  to {
    opacity: 0;
  }
}

@media (prefers-reduced-motion: reduce) {
  .cursor {
    animation: none;
  }
}

/* ---------- cta links ---------- */

.cta-row {
  display: flex;
  flex-wrap: wrap;
  gap: 1.25rem;
  margin-top: 1.5rem;
}

.cta {
  color: var(--fg);
  font-weight: 700;
  border-bottom: none;
  padding: 0.25rem 0;
}

.cta::before {
  content: "[ ";
  color: var(--fg-mute);
  transition: color 0.15s ease;
}

.cta::after {
  content: " ]";
  color: var(--fg-mute);
  transition: color 0.15s ease;
}

.cta:hover,
.cta:focus-visible {
  color: var(--accent);
  border-bottom: none;
}

.cta:hover::before,
.cta:hover::after,
.cta:focus-visible::before,
.cta:focus-visible::after {
  color: var(--accent);
}

/* ---------- section: problem ---------- */

.log {
  margin: 0;
  padding: 0;
  list-style: none;
  font-size: 0.9375rem;
}

.log li {
  padding: 0.25rem 0;
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 0.75rem;
  align-items: baseline;
}

.log .sha {
  color: var(--fg-mute);
  font-weight: 400;
  font-feature-settings: "tnum";
}

.log .msg {
  color: var(--fg);
}

@media (max-width: 560px) {
  .log li {
    grid-template-columns: 1fr;
    gap: 0.125rem;
    padding: 0.5rem 0;
    border-bottom: 1px dotted var(--rule);
  }

  .log li:last-child {
    border-bottom: none;
  }
}

/* ---------- section: benefits (diff) ---------- */

.diff {
  margin: 0;
  padding: 0;
  list-style: none;
}

.diff li {
  padding: 0.5rem 0 1rem;
  border-left: 2px solid var(--add);
  padding-left: 1rem;
  margin-bottom: 1rem;
}

.diff li:last-child {
  margin-bottom: 0;
}

.diff .head {
  display: block;
  color: var(--add);
  font-weight: 700;
  margin-bottom: 0.25rem;
}

.diff .head::before {
  content: "+ ";
  color: var(--add);
}

.diff .body {
  color: var(--fg);
  display: block;
}

.diff .body code {
  color: var(--accent);
  background: var(--bg-elev);
  padding: 0.05em 0.3em;
  border-radius: 3px;
  font-size: 0.9em;
}

.diff em {
  font-style: italic;
  color: var(--fg);
}

/* ---------- section: how it works ---------- */

.diagram {
  background: var(--bg-elev);
  border: 1px solid var(--rule);
  border-radius: 6px;
  padding: 1.25rem;
  overflow-x: auto;
  margin: 0 0 2rem 0;
}

.diagram svg {
  display: block;
  min-width: 560px;
  height: auto;
  width: 100%;
  max-width: 100%;
}

.diagram-caption {
  color: var(--fg-dim);
  font-size: 0.8125rem;
  margin: -1rem 0 2.5rem 0;
  font-style: italic;
}

.subhead {
  color: var(--accent);
  font-size: 0.875rem;
  letter-spacing: 0.02em;
  margin: 2rem 0 0.75rem;
}

.subhead::before {
  content: "## ";
  color: var(--fg-mute);
}

.how-block {
  margin-bottom: 1.25rem;
}

.how-block strong {
  color: var(--fg);
  font-weight: 700;
  display: block;
  margin-bottom: 0.25rem;
}

.how-block strong::before {
  content: "• ";
  color: var(--accent);
}

.flow {
  margin: 0.5rem 0 1.5rem;
}

.flow code {
  color: var(--fg);
  background: var(--bg-elev);
  padding: 0.05em 0.35em;
  border-radius: 3px;
  font-size: 0.9em;
  border: 1px solid var(--rule);
}

.coda {
  color: var(--fg-dim);
  font-style: italic;
  margin-top: 1rem;
}

/* ---------- section: compare ---------- */

.compare {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1rem;
}

@media (max-width: 720px) {
  .compare {
    grid-template-columns: 1fr;
  }
}

.compare__card {
  background: var(--bg-elev);
  border: 1px solid var(--rule);
  border-radius: 6px;
  padding: 1.25rem;
}

.compare__card h3 {
  color: var(--accent);
  font-size: 0.9375rem;
  margin-bottom: 0.75rem;
}

.compare__card h3::before {
  content: "── ";
  color: var(--fg-mute);
}

.compare__card p {
  color: var(--fg);
  font-size: 0.9375rem;
  margin-bottom: 0.75rem;
}

.compare__card p:last-child {
  margin-bottom: 0;
}

/* ---------- section: decide (checklist) ---------- */

.checklist {
  margin: 0;
  padding: 0;
  list-style: none;
}

.checklist li {
  padding: 0.375rem 0;
  color: var(--fg);
}

.checklist li::before {
  content: "[ ]  ";
  color: var(--fg-mute);
  font-weight: 700;
}

/* ---------- section: get started ---------- */

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

.steps > li {
  counter-increment: step;
  padding: 0.5rem 0;
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 0.875rem;
  align-items: baseline;
}

.steps > li::before {
  content: counter(step) ".";
  color: var(--fg-mute);
  font-weight: 700;
}

.steps .cmd {
  color: var(--fg);
}

.steps .cmd::before {
  content: "$ ";
  color: var(--accent);
}

.steps .notes {
  margin: 0.25rem 0 0;
  padding: 0;
  list-style: none;
}

.steps .notes li {
  color: var(--fg-dim);
  font-size: 0.9375rem;
  padding: 0.125rem 0;
}

.steps .notes li::before {
  content: "# ";
  color: var(--fg-mute);
}

/* ---------- section: faq ---------- */

.faq details {
  border-top: 1px solid var(--rule);
  padding: 1rem 0;
}

.faq details:last-of-type {
  border-bottom: 1px solid var(--rule);
}

.faq summary {
  cursor: pointer;
  list-style: none;
  color: var(--fg);
  font-weight: 700;
  display: flex;
  align-items: baseline;
  gap: 0.75rem;
  padding: 0.25rem 0;
  outline: none;
}

.faq summary::-webkit-details-marker {
  display: none;
}

.faq summary::before {
  content: ">";
  color: var(--accent);
  flex-shrink: 0;
  transition: transform 0.15s ease;
  display: inline-block;
  font-weight: 700;
}

.faq details[open] > summary::before {
  content: "v";
}

.faq summary:hover,
.faq summary:focus-visible {
  color: var(--accent);
}

.faq__answer {
  padding: 0.75rem 0 0.25rem 1.5rem;
  color: var(--fg);
}

.faq__answer code {
  color: var(--accent);
  background: var(--bg-elev);
  padding: 0.05em 0.3em;
  border-radius: 3px;
  font-size: 0.9em;
}

/* ---------- diagram colors (svg) ---------- */

.d-line {
  stroke: var(--fg-dim);
  stroke-width: 1.5;
  fill: none;
}

.d-line-main {
  stroke: var(--fg);
  stroke-width: 2;
}

.d-line-hotfix {
  stroke: var(--accent);
  stroke-width: 1.75;
  stroke-dasharray: none;
}

.d-commit {
  fill: var(--fg);
  stroke: none;
}

.d-commit-update {
  fill: var(--fg-dim);
}

.d-commit-hotfix {
  fill: var(--accent);
}

.d-pointer {
  stroke: var(--accent);
  stroke-width: 1;
  stroke-dasharray: 3 3;
  fill: none;
}

.d-label {
  font-family: var(--mono);
  font-size: 12px;
  fill: var(--fg-dim);
}

.d-label-branch {
  fill: var(--accent);
  font-weight: 700;
}

.d-label-deploy {
  fill: var(--add);
  font-weight: 700;
}