/* User guide and download-help pages. Uses the Sila Signal tokens from styles.css; logical properties only. */

.guide-hero {
  position: relative;
  isolation: isolate;
  padding-block: var(--space-3xl) var(--space-2xl);
  background:
    linear-gradient(140deg, rgb(247 250 255 / 96%), rgb(255 255 255 / 84%)),
    linear-gradient(90deg, var(--color-brand-cyan), transparent 42%);
  border-block-end: 1px solid var(--color-border);
}

.guide-hero h1 {
  max-inline-size: 22ch;
  margin-block: var(--space-md) var(--space-md);
  color: var(--color-primary);
  font-size: clamp(2rem, 4.6vw, 3.25rem);
  font-weight: 600;
  line-height: 1.25;
}

.guide-hero > .container > p {
  max-inline-size: 62ch;
  margin: 0;
  color: var(--color-muted);
  font-size: clamp(1.02rem, 1.8vw, 1.2rem);
}

.guide-hero-topic {
  padding-block: var(--space-2xl) var(--space-xl);
}

.guide-hero-topic h1 {
  max-inline-size: 28ch;
  font-size: clamp(1.75rem, 3.6vw, 2.6rem);
}

.crumbs {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: var(--space-sm);
  color: var(--color-muted);
  font-size: 0.9rem;
}

.crumbs a {
  color: var(--color-brand-blue);
  text-decoration: none;
}

.crumbs a:hover {
  text-decoration: underline;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-sm) var(--space-md);
  margin-block: var(--space-lg) 0;
}

.chips {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-sm);
}

.chips a {
  padding: 6px 14px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-pill);
  background: var(--color-page);
  color: var(--color-primary);
  font-size: 0.9rem;
  text-decoration: none;
}

.chips a:hover {
  border-color: var(--color-brand-blue);
  color: var(--color-brand-blue);
}

/* Search */
.guide-search {
  max-inline-size: 640px;
  margin-block-start: var(--space-xl);
}

.guide-search label {
  display: block;
  margin-block-end: var(--space-sm);
  color: var(--color-primary);
  font-weight: 600;
}

.guide-search input {
  inline-size: 100%;
  min-block-size: 52px;
  padding-inline: var(--space-md);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  background: var(--color-page);
  color: var(--color-on-surface);
  font: inherit;
  box-shadow: var(--shadow-card);
}

.guide-search input:focus-visible {
  outline: var(--focus-ring);
  outline-offset: 2px;
}

.guide-search-note {
  margin-block: var(--space-sm) 0;
  color: var(--color-muted);
  font-size: 0.95rem;
}

.guide-results {
  display: grid;
  gap: var(--space-sm);
  margin: var(--space-md) 0 0;
  padding: 0;
  list-style: none;
}

.guide-results a {
  display: block;
  padding: var(--space-md);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  background: var(--color-page);
  color: var(--color-primary);
  text-decoration: none;
}

.guide-results a:hover,
.guide-results a:focus-visible {
  border-color: var(--color-brand-blue);
}

.guide-results small {
  display: block;
  color: var(--color-muted);
}

/* App sections and cards */
.guide-apps {
  padding-block: var(--space-2xl) var(--space-4xl);
  background: var(--color-surface);
}

.guide-app + .guide-app {
  margin-block-start: var(--space-2xl);
}

.guide-app h2 {
  display: flex;
  align-items: center;
  gap: var(--space-md);
  margin-block: 0 var(--space-md);
  color: var(--color-primary);
  font-size: 1.5rem;
}

.guide-app h2::before {
  inline-size: 6px;
  block-size: 1.4em;
  border-radius: var(--radius-pill);
  background: var(--color-brand-blue);
  content: "";
}

.guide-cards {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  gap: var(--space-md);
  margin: 0;
  padding: 0;
  list-style: none;
}

.guide-card {
  display: grid;
  gap: var(--space-sm);
  block-size: 100%;
  padding: var(--space-lg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  background: var(--color-page);
  color: var(--color-on-surface);
  text-decoration: none;
  transition:
    transform var(--motion-feedback) var(--motion-easing),
    box-shadow var(--motion-feedback) var(--motion-easing),
    border-color var(--motion-feedback) var(--motion-easing);
}

.guide-card:hover,
.guide-card:focus-visible {
  border-color: var(--color-brand-blue);
  box-shadow: var(--shadow-card);
  transform: translateY(-2px);
}

.guide-card strong {
  color: var(--color-primary);
  font-size: 1.1rem;
  line-height: 1.5;
}

.guide-card span {
  color: var(--color-muted);
  font-size: 0.95rem;
  line-height: 1.7;
}

/* Topic layout */
.guide-layout {
  display: grid;
  grid-template-columns: 280px minmax(0, 1fr);
  gap: var(--space-2xl);
  align-items: start;
  padding-block: var(--space-2xl) var(--space-4xl);
}

.guide-nav {
  position: sticky;
  inset-block-start: var(--space-lg);
  max-block-size: calc(100vh - 2 * var(--space-lg));
  overflow: auto;
  padding: var(--space-md);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  background: var(--color-surface);
  font-size: 0.95rem;
}

.guide-nav-toggle {
  display: none;
  inline-size: 100%;
  min-block-size: 44px;
  border: 0;
  border-radius: var(--radius-md);
  background: transparent;
  color: var(--color-primary);
  font: inherit;
  font-weight: 600;
  text-align: start;
  cursor: pointer;
}

.guide-nav-app + .guide-nav-app {
  margin-block-start: var(--space-xs);
}

.guide-nav summary {
  padding: 8px 10px;
  border-radius: var(--radius-sm);
  color: var(--color-primary);
  font-weight: 600;
  cursor: pointer;
}

.guide-nav summary:hover {
  background: var(--color-page);
}

.guide-nav ul {
  margin: 0;
  padding: 0 var(--space-sm) var(--space-sm);
  list-style: none;
}

.guide-nav li a {
  display: block;
  padding: 6px 10px;
  border-radius: var(--radius-sm);
  color: var(--color-on-surface);
  line-height: 1.6;
  text-decoration: none;
}

.guide-nav li a:hover {
  background: var(--color-page);
}

.guide-nav li a[aria-current="page"] {
  background: var(--color-brand-blue);
  color: var(--color-on-brand-blue);
}

/* Article */
.guide-article {
  min-inline-size: 0;
  max-inline-size: 860px;
  font-size: 1.05rem;
  line-height: 2;
}

.guide-article h2 {
  margin-block: var(--space-2xl) var(--space-md);
  padding-inline-start: var(--space-md);
  border-inline-start: 6px solid var(--color-brand-blue);
  color: var(--color-primary);
  font-size: 1.6rem;
  line-height: 1.5;
  scroll-margin-block-start: var(--space-lg);
}

.guide-article h3 {
  margin-block: var(--space-xl) var(--space-sm);
  color: var(--color-brand-blue);
  font-size: 1.2rem;
}

.guide-article h4 {
  margin-block: var(--space-lg) var(--space-xs);
  color: var(--color-primary);
}

.guide-article p {
  margin-block: 0 var(--space-md);
}

.guide-article p.lead {
  padding: var(--space-lg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  background: var(--color-surface);
  color: var(--color-on-surface);
  font-size: 1.15rem;
}

.guide-article p.tip,
.guide-article p.warn,
.guide-article p.note,
.guide-article blockquote {
  margin-block: var(--space-md);
  padding: var(--space-md) var(--space-lg);
  border-inline-start: 5px solid var(--color-brand-blue);
  border-radius: var(--radius-md);
  background: var(--color-surface);
}

.guide-article p.tip {
  border-inline-start-color: #2e9f5b;
  background: #eef9f2;
}

.guide-article p.warn {
  border-inline-start-color: #d9822b;
  background: #fff4e8;
}

.guide-article ul {
  margin-block: 0 var(--space-md);
  padding-inline-start: var(--space-lg);
  list-style: none;
}

.guide-article ul > li {
  position: relative;
  margin-block: 6px;
}

.guide-article ul > li::before {
  position: absolute;
  inset-block-start: 0.95em;
  inset-inline-start: calc(-1 * var(--space-md));
  inline-size: 7px;
  block-size: 7px;
  border-radius: 50%;
  background: var(--color-brand-blue);
  content: "";
}

.guide-article ol {
  margin-block: var(--space-md);
  padding: 0;
  counter-reset: step;
  list-style: none;
}

.guide-article ol > li {
  position: relative;
  margin-block: var(--space-sm);
  padding: var(--space-sm) 56px var(--space-sm) var(--space-md);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  background: var(--color-page);
  counter-increment: step;
}

[dir="ltr"] .guide-article ol > li {
  padding: var(--space-sm) var(--space-md) var(--space-sm) 56px;
}

.guide-article ol > li::before {
  position: absolute;
  inset-block-start: 10px;
  inset-inline-start: 12px;
  display: grid;
  place-items: center;
  inline-size: 32px;
  block-size: 32px;
  border-radius: 50%;
  background: var(--color-brand-blue);
  color: var(--color-on-brand-blue);
  font-size: 0.95rem;
  font-weight: 600;
  content: counter(step);
}

.guide-article ol ol > li,
.guide-article ol ul > li {
  padding: 2px 0;
  border: 0;
  background: transparent;
}

.guide-article ol ol > li::before {
  display: none;
}

.guide-article ol ul > li::before {
  inset-block-start: 1em;
}

.ui {
  padding: 1px 8px;
  border-radius: 6px;
  background: #e8efff;
  color: var(--color-brand-blue);
  font-weight: 600;
}

kbd {
  display: inline-block;
  padding: 0 8px;
  border: 1px solid var(--color-border);
  border-block-end-width: 3px;
  border-radius: 6px;
  background: var(--color-surface);
  color: var(--color-primary);
  font-family: var(--font-latin);
  font-size: 0.85em;
  line-height: 1.6;
  direction: ltr;
  unicode-bidi: isolate;
}

code {
  padding: 0 6px;
  border: 1px solid var(--color-border);
  border-radius: 5px;
  background: var(--color-surface);
  font-family: Consolas, "Courier New", monospace;
  font-size: 0.9em;
  direction: ltr;
  unicode-bidi: isolate;
}

.table-wrap {
  margin-block: var(--space-md) var(--space-lg);
  overflow-x: auto;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
}

.guide-article table {
  inline-size: 100%;
  min-inline-size: 520px;
  border-collapse: collapse;
  font-size: 0.98rem;
  line-height: 1.8;
}

.guide-article th,
.guide-article td {
  padding: 10px 14px;
  border-block-end: 1px solid var(--color-border);
  text-align: start;
  vertical-align: top;
}

.guide-article th {
  background: var(--color-surface);
  color: var(--color-primary);
  font-weight: 600;
}

.guide-article tr:last-child td {
  border-block-end: 0;
}

.guide-article figure {
  margin: var(--space-lg) 0;
  text-align: center;
}

.guide-article .shot {
  display: block;
  overflow: hidden;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-card);
  cursor: zoom-in;
}

.guide-article figure img {
  display: block;
  inline-size: 100%;
  block-size: auto;
}

.guide-article figcaption {
  margin-block-start: var(--space-sm);
  color: var(--color-muted);
  font-size: 0.9rem;
}

.faq {
  margin-block: var(--space-sm);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  background: var(--color-surface);
}

.faq summary {
  position: relative;
  padding: 12px 52px 12px var(--space-md);
  color: var(--color-primary);
  font-weight: 600;
  list-style: none;
  cursor: pointer;
}

[dir="ltr"] .faq summary {
  padding: 12px var(--space-md) 12px 52px;
}

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

.faq summary::before {
  position: absolute;
  inset-block-start: 12px;
  inset-inline-start: 12px;
  display: grid;
  place-items: center;
  inline-size: 26px;
  block-size: 26px;
  border-radius: 50%;
  background: var(--color-brand-blue);
  color: var(--color-on-brand-blue);
  font-size: 1.1rem;
  line-height: 1;
  content: "+";
}

.faq[open] summary::before {
  content: "−";
}

.faq > div {
  padding: var(--space-sm) var(--space-md) var(--space-md);
  border-block-start: 1px solid var(--color-border);
  background: var(--color-page);
  border-end-start-radius: var(--radius-md);
  border-end-end-radius: var(--radius-md);
}

.guide-pager {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-md);
  margin-block: var(--space-2xl) var(--space-lg);
}

.guide-pager a {
  display: grid;
  gap: 2px;
  padding: var(--space-md) var(--space-lg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  background: var(--color-page);
  color: var(--color-primary);
  text-decoration: none;
  line-height: 1.6;
}

.guide-pager a:hover {
  border-color: var(--color-brand-blue);
}

.guide-pager small {
  color: var(--color-muted);
}

.guide-next {
  text-align: start;
}

.guide-prev {
  text-align: end;
}

.guide-foot {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-sm) var(--space-md);
}

.guide-article hr {
  margin-block: var(--space-xl);
  border: 0;
  border-block-start: 1px solid var(--color-border);
}

/* Image zoom */
.guide-lightbox {
  position: fixed;
  inset: 0;
  z-index: 100;
  display: grid;
  place-items: center;
  padding: var(--space-lg);
  background: rgb(7 22 51 / 88%);
  cursor: zoom-out;
}

.guide-lightbox[hidden] {
  display: none;
}

.guide-lightbox img {
  max-inline-size: 100%;
  max-block-size: 100%;
  border-radius: var(--radius-md);
  background: var(--color-page);
}

/* Download help page */
.dl-hero .dl-status {
  display: inline-flex;
  align-items: center;
  gap: var(--space-sm);
  margin-block-start: var(--space-lg);
  padding: 10px 18px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-pill);
  background: var(--color-page);
  color: var(--color-primary);
  font-weight: 600;
}

.dl-status::before {
  inline-size: 10px;
  block-size: 10px;
  border-radius: 50%;
  background: var(--color-brand-cyan);
  content: "";
}

.dl-body {
  padding-block: var(--space-2xl) var(--space-4xl);
  background: var(--color-surface);
}

.dl-body h2 {
  margin-block: 0 var(--space-md);
  color: var(--color-primary);
  font-size: 1.5rem;
}

.dl-tabs {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-sm);
  margin-block: var(--space-md);
}

.dl-tabs button {
  min-block-size: 44px;
  padding-inline: var(--space-lg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-pill);
  background: var(--color-page);
  color: var(--color-primary);
  font: inherit;
  font-weight: 600;
  cursor: pointer;
}

.dl-tabs button[aria-selected="true"] {
  border-color: var(--color-brand-blue);
  background: var(--color-brand-blue);
  color: var(--color-on-brand-blue);
}

.dl-panel {
  padding: var(--space-lg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  background: var(--color-page);
}

.dl-panel[hidden] {
  display: none;
}

.dl-panel h3 {
  margin-block: 0 var(--space-sm);
  color: var(--color-primary);
}

.dl-panel ol {
  margin: 0;
  padding-inline-start: var(--space-lg);
  line-height: 2;
}

.dl-note {
  margin-block: var(--space-lg) 0;
  padding: var(--space-md) var(--space-lg);
  border-inline-start: 5px solid var(--color-brand-cyan);
  border-radius: var(--radius-md);
  background: var(--color-page);
  line-height: 1.9;
}

.dl-steps {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: var(--space-md);
  margin: var(--space-lg) 0 0;
  padding: 0;
  list-style: none;
}

.dl-steps li {
  padding: var(--space-lg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  background: var(--color-page);
  line-height: 1.8;
}

.dl-steps strong {
  display: block;
  margin-block-end: var(--space-xs);
  color: var(--color-primary);
}

.dl-manual {
  margin-block: var(--space-lg) var(--space-2xl);
}

@media (max-width: 960px) {
  .guide-layout {
    grid-template-columns: minmax(0, 1fr);
    gap: var(--space-lg);
  }

  .guide-nav {
    position: static;
    max-block-size: none;
  }

  .guide-nav-toggle {
    display: block;
  }

  .guide-nav-body[hidden] {
    display: none;
  }

  .guide-pager {
    grid-template-columns: minmax(0, 1fr);
  }
}

@media (max-width: 680px) {
  .guide-hero {
    padding-block: var(--space-2xl) var(--space-xl);
  }

  .guide-article {
    font-size: 1rem;
  }

  .guide-article ol > li {
    padding-inline-end: 52px;
  }
}

@media print {
  .site-header,
  .site-footer,
  .guide-nav,
  .guide-pager,
  .guide-foot,
  .guide-search,
  .hero-actions {
    display: none !important;
  }

  .guide-layout {
    display: block;
  }

  .faq > div {
    display: block;
  }
}

.guide-hero > .container > .guide-version-note {
  max-inline-size: 62ch;
  margin-block: var(--space-md) 0;
  padding: var(--space-sm) var(--space-md);
  border-inline-start: 4px solid var(--color-brand-cyan);
  border-radius: var(--radius-sm);
  background: var(--color-page);
  color: var(--color-primary);
  font-size: 0.95rem;
}