.content-page {
  min-height: 100vh;
  background: var(--page-bg);
}

.content-main {
  padding: calc(var(--header-height) + 62px) 0 108px;
}

.content-shell {
  max-width: 1180px;
}

.content-hero {
  max-width: 900px;
  margin: 0 auto 64px;
  text-align: center;
}

.content-hero h1 {
  margin-bottom: 22px;
  font-size: clamp(42px, 5.5vw, 72px);
}

.content-hero .lead {
  max-width: 760px;
  margin: 0 auto;
  color: var(--text-soft);
  font-size: clamp(17px, 1.8vw, 21px);
}

.content-layout {
  display: grid;
  grid-template-columns: 220px minmax(0, 1fr);
  align-items: start;
  gap: 38px;
}

.page-toc {
  position: sticky;
  top: calc(var(--header-height) + 24px);
  padding: 18px;
  border: 1px solid var(--rule);
  border-radius: 16px;
  background: var(--soft-bg);
}

.page-toc strong {
  display: block;
  margin-bottom: 12px;
  color: var(--text-main);
  font-size: 15px;
}

.page-toc ol {
  display: grid;
  gap: 7px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-toc a {
  display: block;
  padding: 7px 9px;
  border-radius: 8px;
  color: var(--text-muted);
  font-size: 14px;
  line-height: 1.45;
  text-decoration: none;
}

.page-toc a:hover,
.page-toc a:focus-visible,
.page-toc a.is-active {
  background: rgba(63, 195, 215, 0.1);
  color: var(--accent);
}

.content-article {
  min-width: 0;
  padding: clamp(28px, 4vw, 56px);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 22px;
  background: var(--soft-bg);
}

.prose-section {
  scroll-margin-top: calc(var(--header-height) + 28px);
}

.prose-section + .prose-section {
  margin-top: 58px;
  padding-top: 50px;
  border-top: 1px solid var(--rule);
}

.prose-section h2 {
  margin-bottom: 22px;
  font-size: clamp(28px, 3.6vw, 42px);
}

.prose-section h3 {
  margin: 34px 0 14px;
  font-size: clamp(22px, 2.6vw, 30px);
}

.prose-section p,
.prose-section li {
  color: #d4d5d5;
  font-size: 17px;
  line-height: 1.95;
}

.prose-section p {
  margin-bottom: 1.25em;
}

.prose-section ul,
.prose-section ol {
  margin: 0 0 1.5em;
  padding-left: 1.4em;
}

.prose-section li + li {
  margin-top: 8px;
}

.prose-section a {
  color: var(--accent);
  text-underline-offset: 4px;
}

.faq-item {
  margin-bottom: 14px;
  border: 1px solid rgba(255, 255, 255, 0.09);
  border-radius: 13px;
  background: #121313;
  overflow: hidden;
}

.faq-item summary {
  position: relative;
  padding: 18px 54px 18px 20px;
  color: var(--text-main);
  cursor: pointer;
  font-size: 18px;
  font-weight: 700;
  line-height: 1.45;
  list-style: none;
}

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

.faq-item summary::after {
  content: "+";
  position: absolute;
  top: 50%;
  right: 20px;
  color: var(--accent);
  font-size: 25px;
  font-weight: 400;
  transform: translateY(-50%);
}

.faq-item[open] summary::after {
  content: "−";
}

.faq-item > div {
  padding: 0 20px 18px;
}

.faq-item > div p:last-child {
  margin-bottom: 0;
}

.info-grid,
.choice-grid,
.support-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 18px;
  margin: 26px 0 30px;
}

.info-card,
.choice-card,
.support-card {
  padding: 22px;
  border: 1px solid rgba(255, 255, 255, 0.09);
  border-radius: 14px;
  background: #121313;
}

.info-card h3,
.choice-card h3,
.support-card h3 {
  margin: 0 0 10px;
  font-size: 22px;
}

.info-card p,
.choice-card p,
.support-card p {
  margin: 0;
  color: var(--text-muted);
  font-size: 15px;
  line-height: 1.75;
}

.note-box,
.warning-box,
.success-box {
  margin: 26px 0;
  padding: 20px 22px;
  border-left: 4px solid var(--accent);
  border-radius: 0 12px 12px 0;
  background: rgba(63, 195, 215, 0.08);
}

.warning-box {
  border-left-color: #f4c95d;
  background: rgba(244, 201, 93, 0.08);
}

.success-box {
  border-left-color: #63d59b;
  background: rgba(99, 213, 155, 0.08);
}

.note-box p,
.warning-box p,
.success-box p {
  margin: 0;
}

.action-row {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 12px;
  margin: 28px 0;
}

.center-actions {
  justify-content: center;
}

.content-button,
.content-button-secondary {
  display: inline-flex;
  min-height: 48px;
  align-items: center;
  justify-content: center;
  padding: 10px 24px;
  border: 1px solid var(--accent);
  border-radius: 999px;
  background: var(--accent);
  color: var(--accent-dark) !important;
  font-size: 15px;
  font-weight: 700;
  text-decoration: none;
}

.content-button-secondary {
  background: transparent;
  color: var(--accent) !important;
}

.content-button:hover,
.content-button:focus-visible,
.content-button-secondary:hover,
.content-button-secondary:focus-visible {
  box-shadow: 0 9px 34px rgba(63, 195, 215, 0.28);
}

.steps {
  counter-reset: guide-step;
  display: grid;
  gap: 18px;
  margin: 28px 0;
  padding: 0 !important;
  list-style: none;
}

.steps li {
  position: relative;
  min-height: 64px;
  padding: 13px 16px 13px 74px;
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 13px;
  background: #121313;
}

.steps li::before {
  counter-increment: guide-step;
  content: counter(guide-step, decimal-leading-zero);
  position: absolute;
  top: 13px;
  left: 16px;
  color: var(--accent);
  font-size: 18px;
  font-weight: 800;
}

.shortcut-table {
  display: block;
  width: 100%;
  margin: 28px 0;
  overflow-x: auto;
  border-collapse: collapse;
}

.shortcut-table th,
.shortcut-table td {
  min-width: 145px;
  padding: 13px 15px;
  border: 1px solid var(--rule);
  color: #d5d6d6;
  font-size: 15px;
  text-align: left;
}

.shortcut-table th {
  background: #171818;
  color: var(--text-main);
}

.shortcut-table code,
.key {
  padding: 2px 7px;
  border: 1px solid #4c4e4e;
  border-radius: 6px;
  background: #1b1c1c;
  color: var(--accent);
  font-family: Consolas, monospace;
  font-size: 0.92em;
}

.page-crosslinks {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 14px;
  margin-top: 54px;
  padding-top: 40px;
  border-top: 1px solid var(--rule);
}

.page-crosslinks a {
  display: block;
  padding: 18px;
  border: 1px solid rgba(255, 255, 255, 0.09);
  border-radius: 12px;
  background: #121313;
  color: var(--text-main);
  font-size: 15px;
  font-weight: 700;
  text-decoration: none;
}

.page-crosslinks a:hover,
.page-crosslinks a:focus-visible {
  border-color: var(--accent);
  color: var(--accent);
}

.site-navigation {
  display: flex;
  align-items: center;
  gap: 16px;
}

.site-navigation a {
  color: var(--text-main);
  font-size: 14px;
  font-weight: 600;
  text-decoration: none;
  white-space: nowrap;
}

.site-navigation a:hover,
.site-navigation a:focus-visible,
.site-navigation a[aria-current="page"] {
  color: var(--accent);
}

.nav-toggle {
  display: none;
  width: 44px;
  height: 44px;
  align-items: center;
  justify-content: center;
  border: 1px solid rgba(255, 255, 255, 0.5);
  border-radius: 50%;
  background: transparent;
  color: var(--text-main);
  cursor: pointer;
  font-size: 20px;
}

@media (max-width: 1180px) {
  .nav-toggle {
    display: inline-flex;
  }

  .site-navigation {
    position: absolute;
    top: calc(100% + 1px);
    right: 24px;
    left: 24px;
    display: none;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 6px;
    padding: 15px;
    border: 1px solid var(--rule);
    border-radius: 0 0 16px 16px;
    background: rgba(9, 10, 10, 0.98);
    box-shadow: 0 18px 40px rgba(0, 0, 0, 0.42);
  }

  .site-navigation.is-open {
    display: grid;
  }

  .site-navigation a {
    padding: 10px 12px;
    border-radius: 8px;
  }

  .site-navigation a:hover,
  .site-navigation a:focus-visible {
    background: rgba(63, 195, 215, 0.08);
  }
}

@media (max-width: 900px) {
  .content-layout {
    grid-template-columns: 1fr;
  }

  .page-toc {
    position: static;
  }

  .page-toc ol {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 700px) {
  .content-main {
    padding-top: calc(var(--header-height) + 45px);
    padding-bottom: 80px;
  }

  .content-hero {
    margin-bottom: 45px;
  }

  .content-article {
    padding: 25px 18px;
  }

  .info-grid,
  .choice-grid,
  .support-grid,
  .page-crosslinks {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 520px) {
  .page-toc ol,
  .site-navigation {
    grid-template-columns: 1fr;
  }

  .content-hero h1 {
    font-size: 40px;
  }
}