/**
 * PulseFit Design System — Documentation layout
 */

.pf-docs {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

.pf-docs-topbar {
  background: var(--pf-navbar);
  border-bottom: 3px solid var(--pf-gold);
  position: sticky;
  top: 0;
  z-index: 1030;
}

.pf-docs-topbar .navbar-brand {
  font-family: var(--pf-font-heading);
  letter-spacing: 0.02em;
}

.pf-docs-menu-toggle {
  padding: 0.25rem 0.5rem;
  margin-right: 0.25rem;
  text-decoration: none;
  line-height: 1;
}

.pf-docs-menu-toggle:hover,
.pf-docs-menu-toggle:focus {
  color: var(--pf-gold) !important;
}

.pf-docs-topbar .nav-link {
  color: rgba(255, 255, 255, 0.75);
  font-size: 0.9rem;
}

.pf-docs-topbar .nav-link:hover,
.pf-docs-topbar .nav-link.active {
  color: var(--pf-gold);
}

.pf-docs-body {
  display: flex;
  flex: 1;
  min-height: 0;
}

.pf-docs-sidebar {
  width: 280px;
  flex-shrink: 0;
  background: var(--pf-navbar);
  color: rgba(255, 255, 255, 0.85);
  overflow-y: auto;
  position: sticky;
  top: 56px;
  height: calc(100vh - 56px);
  padding: 1.25rem 0 2rem;
}

.pf-docs-sidebar-section {
  padding: 0 1.25rem;
  margin-bottom: 1.5rem;
}

.pf-docs-sidebar-title {
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--pf-gold);
  margin-bottom: 0.5rem;
  display: flex;
  align-items: center;
  gap: 0.4rem;
}

.pf-docs-sidebar-link {
  display: block;
  padding: 0.35rem 0.75rem;
  margin: 0.1rem 0;
  border-radius: var(--pf-radius-sm);
  color: rgba(255, 255, 255, 0.75);
  text-decoration: none;
  font-size: 0.875rem;
  transition: background 0.15s, color 0.15s;
}

.pf-docs-sidebar-link:hover {
  background: rgba(201, 166, 107, 0.12);
  color: #fff;
}

.pf-docs-sidebar-link.active {
  background: rgba(201, 166, 107, 0.2);
  color: var(--pf-gold);
  font-weight: 500;
}

.pf-docs-sidebar-link.coming-soon {
  opacity: 0.45;
  pointer-events: none;
}

.pf-docs-sidebar-link--nested {
  padding-left: 1.25rem;
  font-size: 0.8125rem;
}

.pf-docs-sidebar-group {
  margin-top: 0.35rem;
}

.pf-docs-sidebar-group-toggle {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
  padding: 0.4rem 0.75rem;
  margin: 0.1rem 0;
  border: none;
  border-radius: var(--pf-radius-sm);
  background: transparent;
  color: rgba(255, 255, 255, 0.85);
  font-size: 0.8125rem;
  font-weight: 600;
  text-align: left;
  cursor: pointer;
  transition: background 0.15s, color 0.15s;
}

.pf-docs-sidebar-group-toggle:hover,
.pf-docs-sidebar-group-toggle.has-active {
  background: rgba(201, 166, 107, 0.1);
  color: #fff;
}

.pf-docs-sidebar-group-label {
  display: flex;
  align-items: center;
  gap: 0.45rem;
}

.pf-docs-sidebar-group-chevron {
  font-size: 0.65rem;
  opacity: 0.6;
  transition: transform 0.2s;
}

.pf-docs-sidebar-group-toggle[aria-expanded="true"] .pf-docs-sidebar-group-chevron {
  transform: rotate(180deg);
}

.pf-docs-sidebar-group-items {
  padding-bottom: 0.25rem;
}

.pf-docs-main {
  flex: 1;
  overflow-y: auto;
  padding: 2.5rem 3rem 4rem;
  max-width: 960px;
}

.pf-docs-main--wide {
  max-width: 1200px;
}

.pf-app-preview {
  border: 1px solid var(--pf-border);
  border-radius: var(--pf-radius);
  overflow: hidden;
  margin: 1rem 0;
  box-shadow: var(--pf-shadow-sm);
}

.pf-app-preview .navbar-brand,
.pf-app-preview .nav-link,
.pf-app-preview .dropdown-item {
  pointer-events: none;
}

.pf-app-preview .footer a {
  pointer-events: auto;
}

.pf-app-preview [data-bs-toggle="dropdown"],
.pf-app-preview [data-bs-toggle="collapse"],
.pf-app-preview .btn:not(.spot-button):not([role="tab"]) {
  pointer-events: auto;
}

.pf-app-preview .spot-button {
  pointer-events: auto;
}

.pf-docs-main h1 {
  font-family: var(--pf-font-heading);
  font-weight: 700;
  color: var(--pf-dark);
  margin-bottom: 0.75rem;
}

.pf-docs-main .lead {
  color: var(--pf-text-muted);
  margin-bottom: 2rem;
}

.pf-doc-section {
  margin-bottom: 3rem;
  scroll-margin-top: 5rem;
}

.pf-doc-section h2 {
  font-family: var(--pf-font-heading);
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--pf-dark);
  margin-bottom: 0.75rem;
  padding-bottom: 0.5rem;
  border-bottom: 1px solid var(--pf-border);
}

.pf-doc-section h3 {
  font-size: 1.1rem;
  font-weight: 600;
  margin: 1.5rem 0 0.75rem;
}

.pf-doc-section p,
.pf-doc-section li {
  color: var(--pf-text);
  line-height: 1.65;
}

.pf-doc-section .footer p,
.pf-doc-section .footer li {
  color: var(--pf-footer-text);
}

.pf-example {
  border: 1px solid var(--pf-border);
  border-radius: var(--pf-radius);
  background: var(--pf-surface);
  padding: 1.5rem;
  margin: 1rem 0;
}

.pf-example-dark {
  background: var(--pf-bg);
}

.pf-code {
  background: var(--pf-code-bg);
  border: 1px solid var(--pf-border-light);
  border-radius: var(--pf-radius-sm);
  padding: 0.75rem 1rem;
  font-size: 0.85rem;
  font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;
  overflow-x: auto;
  margin: 0.75rem 0 1.5rem;
  white-space: pre-wrap;
}

.pf-color-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
  gap: 1rem;
  margin: 1rem 0 1.5rem;
}

.pf-color-swatch {
  border: 1px solid var(--pf-border);
  border-radius: var(--pf-radius);
  overflow: hidden;
  background: var(--pf-surface);
}

.pf-color-swatch-preview {
  height: 80px;
}

.pf-color-swatch-info {
  padding: 0.75rem;
  font-size: 0.85rem;
}

.pf-color-swatch-name {
  font-weight: 600;
  margin-bottom: 0.15rem;
}

.pf-color-swatch-hex {
  font-family: ui-monospace, monospace;
  color: var(--pf-text-muted);
  font-size: 0.8rem;
}

.pf-color-swatch-var {
  font-family: ui-monospace, monospace;
  color: var(--pf-gold);
  font-size: 0.75rem;
}

.pf-token-table {
  width: 100%;
  font-size: 0.875rem;
}

.pf-token-table th {
  background: var(--pf-bg);
  font-weight: 600;
}

.pf-token-table code {
  color: var(--pf-gold);
  background: var(--pf-gold-muted);
  padding: 0.1rem 0.35rem;
  border-radius: 3px;
}

.pf-on-this-page {
  position: sticky;
  top: 5rem;
  width: 200px;
  flex-shrink: 0;
  padding: 2.5rem 1rem 2rem 0;
  font-size: 0.8rem;
}

.pf-on-this-page-title {
  font-weight: 600;
  color: var(--pf-text-muted);
  margin-bottom: 0.5rem;
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.pf-on-this-page a {
  display: block;
  color: var(--pf-text-muted);
  text-decoration: none;
  padding: 0.2rem 0;
  border-left: 2px solid transparent;
  padding-left: 0.75rem;
  margin-left: -2px;
}

.pf-on-this-page a:hover,
.pf-on-this-page a.active {
  color: var(--pf-gold);
  border-left-color: var(--pf-gold);
}

.pf-badge-soon {
  font-size: 0.65rem;
  background: var(--pf-gold-muted);
  color: var(--pf-gold);
  padding: 0.1rem 0.4rem;
  border-radius: var(--pf-radius-pill);
  margin-left: 0.35rem;
  vertical-align: middle;
}

.pf-docs-sidebar-offcanvas {
  width: min(280px, 85vw);
  background: var(--pf-navbar);
  color: rgba(255, 255, 255, 0.85);
}

.pf-docs-sidebar-offcanvas .offcanvas-header {
  background: var(--pf-navbar);
}

.pf-docs-sidebar--offcanvas {
  position: static;
  width: 100%;
  height: auto;
  top: auto;
  padding-top: 0.5rem;
}

.pf-email-chrome {
  border: 1px solid var(--pf-border);
  border-bottom: 0;
  border-radius: var(--pf-radius) var(--pf-radius) 0 0;
  background: var(--pf-surface);
  padding: 0.75rem 1rem 0.5rem;
}

.pf-email-chrome-row {
  display: grid;
  grid-template-columns: 88px minmax(0, 1fr);
  gap: 0.5rem;
  font-size: 0.8125rem;
  padding: 0.2rem 0;
  color: var(--pf-text);
}

.pf-email-chrome-row--preheader {
  color: var(--pf-text-muted);
}

.pf-email-chrome-key {
  color: var(--pf-text-muted);
  font-weight: 600;
}

.pf-email-preview {
  border: 1px solid var(--pf-border);
  border-radius: 0 0 var(--pf-radius) var(--pf-radius);
  overflow: auto;
  background: var(--pf-bg);
  max-height: 820px;
}

@media (max-width: 991.98px) {
  .pf-docs-sidebar--desktop {
    display: none;
  }

  .pf-on-this-page {
    display: none;
  }

  .pf-docs-main {
    padding: 1.5rem 1.25rem 3rem;
  }
}