/* Setup guide.
   Tokens, base styles, buttons, inputs and code blocks come from theme.css.

   Note: this file used to style a `.header` of its own. Now that the page
   carries the shared site header, that name belongs to header.css -- the page
   intro is `.page-intro` so the two cannot collide. */

.setup-container {
  max-width: 820px;
  margin: 0 auto;
  padding: 2.5rem 1.5rem 4rem;
}

/* --- page intro --- */

.page-intro {
  margin-bottom: 2.5rem;
}

.page-intro h1 {
  font-size: 1.75rem;
  font-weight: 650;
  margin: 0 0 0.6rem;
  letter-spacing: -0.02em;
}

.page-intro .lede {
  margin: 0 0 1rem;
  max-width: 62ch;
  color: var(--text-muted);
  font-size: 1rem;
  line-height: 1.65;
}

/* --- section headings --- */

.section-heading {
  display: flex;
  align-items: baseline;
  gap: 0.7rem;
  flex-wrap: wrap;
  margin: 2.5rem 0 1rem;
  padding: 0;
  border: none;
  font-size: 1.05rem;
  font-weight: 600;
  letter-spacing: -0.01em;
  color: var(--text);
}

.section-note {
  font-size: 0.8125rem;
  font-weight: 500;
  color: var(--text-faint);
  background-color: var(--surface-2);
  border: 1px solid var(--border);
  border-radius: var(--r-pill);
  padding: 0.2rem 0.6rem;
}

/* --- callouts --- */

.callout {
  border-radius: var(--r-md);
  padding: 0.95rem 1.1rem;
  margin-top: 0.5rem;
  font-size: 0.9rem;
  line-height: 1.6;
  color: var(--text-muted);
  background-color: var(--surface-2);
  border: 1px solid var(--border);
  border-left: 3px solid var(--border-strong);
}

.callout strong {
  color: var(--text);
}

.callout-warning {
  background-color: var(--warning-wash);
  border-color: rgba(251, 191, 36, 0.22);
  border-left-color: var(--warning);
}

.callout-ok {
  background-color: var(--success-wash);
  border-color: rgba(52, 211, 153, 0.22);
  border-left-color: var(--success);
}

.callout code {
  background-color: rgba(0, 0, 0, 0.28);
  padding: 0.1rem 0.35rem;
  border-radius: var(--r-xs);
}

/* --- disclosure sections --- */

.info-section,
.manual-path {
  background-color: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--r-lg);
  margin-top: 1.25rem;
  box-shadow: var(--shadow-sm);
  overflow: hidden;
}

.info-section > summary,
.manual-path > summary {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  padding: 1rem 1.25rem;
  cursor: pointer;
  font-size: 0.9375rem;
  font-weight: 600;
  color: var(--text);
  list-style: none;
  transition: background-color var(--t-fast) var(--ease);
}

.info-section > summary::-webkit-details-marker,
.manual-path > summary::-webkit-details-marker {
  display: none;
}

/* A caret that turns, so the control reads as expandable before it is used. */
.info-section > summary::before,
.manual-path > summary::before {
  content: "";
  flex-shrink: 0;
  width: 0;
  height: 0;
  border-left: 5px solid var(--text-faint);
  border-top: 4px solid transparent;
  border-bottom: 4px solid transparent;
  transition: transform var(--t) var(--ease);
}

.info-section[open] > summary::before,
.manual-path[open] > summary::before {
  transform: rotate(90deg);
}

.info-section > summary:hover,
.manual-path > summary:hover {
  background-color: var(--surface-2);
}

.info-section > summary:focus-visible,
.manual-path > summary:focus-visible {
  outline: none;
  box-shadow: var(--ring);
}

.info-body {
  padding: 0 1.25rem 1.35rem;
}

.info-body p {
  margin: 0 0 0.85rem;
  color: var(--text-muted);
  font-size: 0.9375rem;
  line-height: 1.65;
}

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

.info-body ul {
  margin: 0 0 1rem;
  padding-left: 1.1rem;
  display: grid;
  gap: 0.7rem;
}

.info-body li {
  color: var(--text-muted);
  font-size: 0.9375rem;
  line-height: 1.65;
}

.info-body strong {
  color: var(--text);
}

/* --- manual path --- */

.manual-summary-title {
  font-weight: 600;
}

.manual-summary-note {
  margin-left: auto;
  font-size: 0.8125rem;
  font-weight: 500;
  color: var(--text-faint);
}

.manual-body {
  padding: 0 1.25rem 1.25rem;
}

.manual-body .step {
  background-color: var(--surface-2);
  box-shadow: none;
}

/* --- steps --- */

.step {
  background-color: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--r-xl);
  padding: 1.6rem;
  margin-bottom: 1rem;
  box-shadow: var(--shadow);
  transition:
    border-color var(--t) var(--ease),
    box-shadow var(--t) var(--ease);
}

.step:hover {
  border-color: var(--border-strong);
  box-shadow: var(--shadow-md);
}

/* The one step most people actually need. */
.step-primary {
  border-color: var(--accent-edge);
  background-image: linear-gradient(
    to bottom,
    var(--accent-wash),
    transparent 140px
  );
}

.step-primary:hover {
  border-color: var(--accent);
}

.step-done {
  border-color: rgba(52, 211, 153, 0.24);
}

.step-done .step-number {
  background-color: var(--success-wash);
  border-color: rgba(52, 211, 153, 0.32);
  color: var(--success);
}

.step-header {
  display: flex;
  align-items: center;
  gap: 0.85rem;
  margin-bottom: 0.9rem;
}

.step-number {
  flex-shrink: 0;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 32px;
  height: 32px;
  padding: 0 0.5rem;
  border-radius: var(--r-pill);
  background-color: var(--accent-wash);
  border: 1px solid var(--accent-edge);
  color: var(--accent);
  font-size: 0.8125rem;
  font-weight: 650;
  font-variant-numeric: tabular-nums;
  text-transform: uppercase;
}

.step-title {
  font-size: 1.05rem;
  font-weight: 600;
  color: var(--text);
  line-height: 1.35;
}

.step p {
  margin: 0 0 0.85rem;
  color: var(--text-muted);
  font-size: 0.9375rem;
  line-height: 1.65;
}

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

.step label {
  display: block;
  margin-top: 1rem;
  margin-bottom: 0.35rem;
  font-size: 0.8125rem;
  font-weight: 600;
  color: var(--text);
}

.step input[type="text"] {
  max-width: 520px;
}

.field-hint {
  margin: 0.4rem 0 0 !important;
  font-size: 0.8125rem !important;
  color: var(--text-faint) !important;
}

/* --- commands --- */

/* Wrapper added by setup.js; holds the copy button steady while the command
   inside scrolls. */
.command-wrap {
  position: relative;
}

.command-box {
  background-color: var(--bg-elevated);
  border: 1px solid var(--border);
  border-radius: var(--r-md);
  padding: 1rem 1.1rem;
  margin: 0.85rem 0;
  overflow-x: auto;
}

.command-box code {
  display: block;
  white-space: pre;
  font-family: var(--font-mono);
  font-size: 0.8125rem;
  line-height: 1.75;
  color: var(--text);
  background: none;
  padding: 0;
  /* Room for the copy button so long commands do not run underneath it. */
  padding-right: 4.5rem;
}

/* Injected by setup.js for every command box. */
.copy-btn {
  position: absolute;
  top: 0.55rem;
  right: 0.55rem;
  padding: 0.32rem 0.7rem;
  border-radius: var(--r-sm);
  border: 1px solid var(--border-strong);
  background-color: var(--surface-2);
  color: var(--text-muted);
  font-family: var(--font);
  font-size: 0.75rem;
  font-weight: 600;
  cursor: pointer;
  opacity: 0;
  transition:
    opacity var(--t-fast) var(--ease),
    background-color var(--t-fast) var(--ease),
    color var(--t-fast) var(--ease),
    border-color var(--t-fast) var(--ease);
}

/* Revealed on hover, but always present for keyboard and touch. */
.command-wrap:hover .copy-btn,
.copy-btn:focus-visible,
.copy-btn.is-copied {
  opacity: 1;
}

.copy-btn:hover {
  background-color: var(--surface-3);
  color: var(--text);
}

.copy-btn:focus-visible {
  outline: none;
  box-shadow: var(--ring);
}

.copy-btn.is-copied {
  background-color: var(--success-wash);
  border-color: rgba(52, 211, 153, 0.32);
  color: var(--success);
}

@media (hover: none) {
  .copy-btn { opacity: 1; }
}

/* The wrapper owns the vertical rhythm now that it contains the box. */
.command-wrap {
  margin: 0.85rem 0;
}

.command-wrap .command-box {
  margin: 0;
}

/* --- links and buttons --- */

.link-box {
  margin-top: 0.5rem;
}

.link-box a {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.5rem 0.9rem;
  border-radius: var(--r-pill);
  background-color: var(--surface-2);
  border: 1px solid var(--border-strong);
  color: var(--accent);
  font-size: 0.875rem;
  font-weight: 550;
  transition:
    background-color var(--t-fast) var(--ease),
    transform var(--t-fast) var(--ease);
}

.link-box a:hover {
  background-color: var(--surface-3);
  transform: translateY(-1px);
  text-decoration: none;
}

.button-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
  margin-top: 1rem;
}

/* Inline code inside prose. */
p > code,
li > code {
  background-color: var(--bg-elevated);
  border: 1px solid var(--border);
  border-radius: var(--r-xs);
  padding: 0.1rem 0.4rem;
  font-size: 0.85em;
  color: var(--accent-strong);
}

/* --- responsive --- */

@media (max-width: 768px) {
  .setup-container {
    padding: 1.5rem 1rem 3rem;
  }

  .page-intro h1 {
    font-size: 1.4rem;
  }

  .step {
    padding: 1.25rem;
  }

  .manual-summary-note {
    display: none;
  }
}

@media (max-width: 480px) {
  .step-header {
    align-items: flex-start;
  }

  .button-row .btn,
  .button-row a {
    width: 100%;
    justify-content: center;
  }
}

@media (prefers-reduced-motion: reduce) {
  .info-section > summary::before,
  .manual-path > summary::before {
    transition: none;
  }

  .link-box a:hover {
    transform: none;
  }
}