/**
 * Плавающая кнопка «Инструкция» + страница docs/site-admin-guide/
 * Цвета из app.css: --color-navy, --color-orange, и т.д.
 */

/* ——— FAB (круг слева снизу) ——— */
.ls-guide-fab {
  position: fixed;
  left: 1.25rem;
  bottom: 2rem;
  z-index: 9999;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 3rem;
  height: 3rem;
  padding: 0;
  border: none;
  border-radius: 50%;
  background: linear-gradient(145deg, var(--color-orange, #ff8c2a) 0%, var(--color-orange-hover, #e67a22) 100%);
  color: #fff;
  cursor: pointer;
  box-shadow: 0 8px 28px rgba(255, 140, 42, 0.45);
  text-decoration: none;
  transition:
    transform 0.2s ease,
    box-shadow 0.2s ease;
}

.ls-guide-fab:hover {
  transform: scale(1.06);
  box-shadow: 0 10px 32px rgba(255, 140, 42, 0.55);
  color: #fff;
}

.ls-guide-fab:focus-visible {
  outline: 3px solid var(--color-navy, #003b6f);
  outline-offset: 3px;
}

.ls-guide-fab svg {
  width: 1.5rem;
  height: 1.5rem;
  flex-shrink: 0;
}

.ls-guide-fab__tip {
  position: absolute;
  left: 0;
  bottom: calc(100% + 0.5rem);
  width: max-content;
  max-width: min(220px, 70vw);
  padding: 0.5rem 0.65rem;
  background: var(--color-navy-deep, #002a4f);
  color: #fff;
  font-size: 0.75rem;
  font-weight: 600;
  line-height: 1.35;
  border-radius: 8px;
  opacity: 0;
  visibility: hidden;
  transform: translateY(4px);
  transition:
    opacity 0.2s ease,
    transform 0.2s ease,
    visibility 0.2s ease;
  pointer-events: none;
  box-shadow: var(--shadow, 0 8px 24px rgba(0, 59, 111, 0.15));
}

.ls-guide-fab:hover .ls-guide-fab__tip,
.ls-guide-fab:focus-visible .ls-guide-fab__tip {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

@media (max-width: 767px) {
  .ls-guide-fab {
    left: 1.25rem;
    bottom: 1.25rem;
    width: 2.75rem;
    height: 2.75rem;
  }
}

@media (prefers-reduced-motion: reduce) {
  .ls-guide-fab,
  .ls-guide-fab__tip {
    transition: none;
  }
}

/* ——— Страница презентации ——— */
.site-admin-guide {
  --sag-nav-w: 280px;
  font-size: 1rem;
  line-height: 1.6;
}

.site-admin-guide__layout {
  display: grid;
  grid-template-columns: var(--sag-nav-w) minmax(0, 1fr);
  gap: 0;
  align-items: start;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 1rem 3rem;
}

@media (max-width: 960px) {
  .site-admin-guide__layout {
    grid-template-columns: 1fr;
  }
}

.site-admin-guide__nav {
  position: sticky;
  top: 0.75rem;
  max-height: calc(100vh - 1.5rem);
  overflow-y: auto;
  padding: 1rem 0.75rem 1.5rem;
  background: var(--color-card, #fff);
  border: 1px solid #e5e7eb;
  border-radius: var(--radius, 10px);
  box-shadow: var(--shadow, 0 8px 24px rgba(0, 59, 111, 0.08));
}

@media (max-width: 960px) {
  .site-admin-guide__nav {
    position: static;
    max-height: none;
    margin-bottom: 1rem;
  }
}

.site-admin-guide__nav-brand {
  display: flex;
  align-items: center;
  gap: 0.65rem;
  padding: 0.35rem 0.5rem 1rem;
  border-bottom: 1px solid #e5e7eb;
  margin-bottom: 0.75rem;
}

.site-admin-guide__nav-brand img {
  width: 40px;
  height: auto;
}

.site-admin-guide__nav-brand strong {
  display: block;
  color: var(--color-navy, #003b6f);
  font-size: 0.95rem;
}

.site-admin-guide__nav-brand small {
  color: var(--color-muted, #6b7280);
  font-size: 0.72rem;
}

.site-admin-guide__nav a {
  display: block;
  padding: 0.4rem 0.55rem;
  margin: 2px 0;
  font-size: 0.85rem;
  color: #374151;
  text-decoration: none;
  border-radius: 6px;
}

.site-admin-guide__nav a:hover,
.site-admin-guide__nav a:focus-visible {
  background: var(--color-accent-soft, #e6f2ff);
  color: var(--color-navy, #003b6f);
}

.site-admin-guide__nav-group {
  margin: 1rem 0 0.35rem;
  padding-left: 0.35rem;
  font-size: 0.68rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--color-muted, #6b7280);
}

.site-admin-guide__main {
  padding: 0.5rem 0 2rem 1.5rem;
}

@media (max-width: 960px) {
  .site-admin-guide__main {
    padding-left: 0;
  }
}

.site-admin-guide__hero {
  background: linear-gradient(135deg, var(--color-navy, #003b6f) 0%, var(--color-navy-deep, #002a4f) 100%);
  color: #fff;
  border-radius: var(--radius, 10px);
  padding: 2rem 1.75rem;
  margin-bottom: 2rem;
  box-shadow: var(--shadow, 0 8px 24px rgba(0, 59, 111, 0.12));
}

.site-admin-guide__hero h1 {
  color: #fff !important;
  margin: 0 0 0.5rem;
  font-size: clamp(1.35rem, 4vw, 1.85rem);
}

.site-admin-guide__hero p {
  margin: 0;
  opacity: 0.92;
  max-width: 52rem;
}

.site-admin-guide__section {
  scroll-margin-top: 1rem;
  margin-bottom: 2.75rem;
}

.site-admin-guide__section h2 {
  margin: 0 0 1rem;
  padding-bottom: 0.5rem;
  border-bottom: 3px solid var(--color-orange, #ff8c2a);
  font-size: 1.35rem;
}

.site-admin-guide__section h3 {
  margin: 1.5rem 0 0.65rem;
  font-size: 1.05rem;
  color: var(--color-navy, #003b6f);
}

.site-admin-guide__lead {
  color: var(--color-muted, #6b7280);
  font-size: 1.02rem;
  margin-bottom: 1rem;
}

.site-admin-guide__card {
  background: var(--color-card, #fff);
  border: 1px solid #e5e7eb;
  border-radius: var(--radius, 10px);
  padding: 1.15rem 1.35rem;
  margin: 1rem 0;
  box-shadow: 0 2px 10px rgba(0, 59, 111, 0.04);
}

.site-admin-guide__card--warn {
  border-left: 4px solid var(--color-orange, #ff8c2a);
  background: #fff8f0;
}

.site-admin-guide__card--ok {
  border-left: 4px solid #16a34a;
  background: #f0fdf4;
}

.site-admin-guide__steps {
  counter-reset: sagstep;
  list-style: none;
  padding: 0;
  margin: 1rem 0;
}

.site-admin-guide__steps > li {
  position: relative;
  padding-left: 2.85rem;
  margin-bottom: 1rem;
}

.site-admin-guide__steps > li::before {
  counter-increment: sagstep;
  content: counter(sagstep);
  position: absolute;
  left: 0;
  top: 0;
  width: 2.1rem;
  height: 2.1rem;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 800;
  font-size: 0.9rem;
  color: #fff;
  background: var(--color-navy, #003b6f);
  border-radius: 50%;
}

/* Макет / место под скриншот */
.site-admin-guide__mock {
  border: 2px dashed #cbd5e1;
  border-radius: var(--radius, 10px);
  background: #f8fafc;
  min-height: 140px;
  padding: 1rem 1.25rem;
  margin: 1rem 0;
  color: var(--color-muted, #6b7280);
  font-size: 0.9rem;
}

.site-admin-guide__mock strong {
  display: block;
  color: var(--color-navy, #003b6f);
  margin-bottom: 0.35rem;
}

.site-admin-guide__mock code {
  font-size: 0.82rem;
  background: #e2e8f0;
  padding: 0.1rem 0.35rem;
  border-radius: 4px;
}

/* Wireframe «страница» */
.site-admin-guide__wire {
  border: 1px solid #e5e7eb;
  border-radius: 10px;
  overflow: hidden;
  margin: 1rem 0;
  font-size: 0.82rem;
  background: #fff;
}

.site-admin-guide__wire-top {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.5rem 0.75rem;
  background: linear-gradient(180deg, var(--color-navy) 0%, var(--color-navy-deep) 100%);
  color: #fff;
}

.site-admin-guide__wire-dots {
  display: flex;
  gap: 4px;
}

.site-admin-guide__wire-dots span {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.35);
}

.site-admin-guide__wire-body {
  display: grid;
  grid-template-columns: 160px 1fr;
  min-height: 120px;
}

@media (max-width: 520px) {
  .site-admin-guide__wire-body {
    grid-template-columns: 1fr;
  }
}

.site-admin-guide__wire-aside {
  background: #f1f5f9;
  padding: 0.65rem;
  border-right: 1px solid #e5e7eb;
}

.site-admin-guide__wire-aside span {
  display: block;
  padding: 0.25rem 0.4rem;
  margin-bottom: 2px;
  border-radius: 4px;
  color: #64748b;
}

.site-admin-guide__wire-aside span.is-active {
  background: var(--color-accent-soft, #e6f2ff);
  color: var(--color-navy, #003b6f);
  font-weight: 600;
}

.site-admin-guide__wire-content {
  padding: 0.75rem 1rem;
  color: #64748b;
}

/* Команды + копирование */
.site-admin-guide__cmd {
  position: relative;
  margin: 0.75rem 0;
}

.site-admin-guide__cmd pre {
  margin: 0;
  padding: 0.85rem 3rem 0.85rem 1rem;
  background: #0f172a;
  color: #e2e8f0;
  border-radius: 8px;
  font-size: 0.78rem;
  line-height: 1.45;
  overflow-x: auto;
}

.site-admin-guide__cmd-copy {
  position: absolute;
  top: 0.45rem;
  right: 0.45rem;
  padding: 0.35rem 0.55rem;
  font-size: 0.72rem;
  font-weight: 600;
  border: none;
  border-radius: 6px;
  background: var(--color-orange, #ff8c2a);
  color: #fff;
  cursor: pointer;
}

.site-admin-guide__cmd-copy:hover {
  background: var(--color-orange-hover, #e67a22);
}

.site-admin-guide__cmd-copy.is-done {
  background: #16a34a;
}

/* Аккордеон */
.site-admin-guide details {
  border: 1px solid #e5e7eb;
  border-radius: 8px;
  margin: 0.65rem 0;
  background: #fff;
}

.site-admin-guide summary {
  padding: 0.75rem 1rem;
  cursor: pointer;
  font-weight: 600;
  color: var(--color-navy, #003b6f);
  list-style: none;
}

.site-admin-guide summary::-webkit-details-marker {
  display: none;
}

.site-admin-guide summary::after {
  content: "▸";
  float: right;
  color: var(--color-orange, #ff8c2a);
  transition: transform 0.2s ease;
}

.site-admin-guide details[open] summary::after {
  transform: rotate(90deg);
}

.site-admin-guide details > div {
  padding: 0 1rem 1rem;
  border-top: 1px solid #f1f5f9;
}

/* Чеклист */
.site-admin-guide__checklist label {
  display: flex;
  align-items: flex-start;
  gap: 0.6rem;
  margin: 0.45rem 0;
  cursor: pointer;
  font-size: 0.92rem;
}

.site-admin-guide__checklist input {
  margin-top: 0.2rem;
  accent-color: var(--color-navy, #003b6f);
}

.site-admin-guide__tabs {
  display: flex;
  flex-wrap: wrap;
  gap: 0.35rem;
  margin: 1rem 0;
}

.site-admin-guide__tab {
  padding: 0.45rem 0.85rem;
  border: 1px solid #e5e7eb;
  border-radius: 999px;
  background: #fff;
  font-size: 0.85rem;
  font-weight: 600;
  cursor: pointer;
  color: #475569;
}

.site-admin-guide__tab:hover,
.site-admin-guide__tab.is-active {
  border-color: var(--color-navy, #003b6f);
  background: var(--color-accent-soft, #e6f2ff);
  color: var(--color-navy, #003b6f);
}

.site-admin-guide__tab-panel {
  display: none;
  padding: 1rem;
  border: 1px solid #e5e7eb;
  border-radius: 8px;
  background: #fafafa;
}

.site-admin-guide__tab-panel.is-active {
  display: block;
}

.site-admin-guide table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.88rem;
  margin: 0.75rem 0;
}

.site-admin-guide th,
.site-admin-guide td {
  border: 1px solid #e5e7eb;
  padding: 0.55rem 0.65rem;
  text-align: left;
}

.site-admin-guide th {
  background: var(--color-accent-soft, #e6f2ff);
  color: var(--color-navy, #003b6f);
}