.guide-body {
  background: #f7f7f5;
  overflow-x: visible;
}

.guide-nav {
  position: sticky;
  top: 0;
  z-index: 50;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 18px 28px;
  border-bottom: 1px solid var(--line);
  background: rgba(247, 247, 245, 0.9);
  backdrop-filter: blur(18px);
}

.guide-shell {
  display: grid;
  grid-template-columns: 220px minmax(0, 800px);
  gap: clamp(40px, 6vw, 90px);
  max-width: 1180px;
  margin: 0 auto;
  padding: 72px 28px 120px;
}

.guide-toc {
  position: sticky;
  top: 110px;
  align-self: start;
  display: flex;
  flex-direction: column;
  gap: 11px;
  font-size: 0.84rem;
}

.guide-toc p {
  margin-bottom: 8px;
  color: var(--muted);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  font-size: 0.7rem;
}

.guide-toc a { color: var(--muted); }
.guide-toc a:hover { color: var(--ink); }

.guide-content { min-width: 0; }

.guide-hero {
  padding: 54px 0 90px;
  border-bottom: 1px solid var(--line);
}

.eyebrow,
.step-number {
  color: var(--blue);
  font-size: 0.76rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.guide-hero h1 {
  margin-top: 18px;
  font-size: clamp(2.5rem, 6vw, 5rem);
  line-height: 0.99;
  letter-spacing: -0.055em;
}

.guide-hero > p {
  max-width: 650px;
  margin-top: 28px;
  color: var(--muted);
  font-size: 1.12rem;
}

.three-command {
  margin-top: 42px;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: 18px;
  background: #fff;
  box-shadow: 0 28px 70px rgba(11, 11, 12, 0.08);
}

.three-command div {
  display: flex;
  gap: 18px;
  align-items: center;
  padding: 18px 22px;
  border-bottom: 1px solid var(--line);
}

.three-command div:last-child { border-bottom: none; }
.three-command span {
  display: grid;
  width: 28px;
  height: 28px;
  place-items: center;
  border-radius: 50%;
  color: #fff;
  background: var(--ink);
  font-size: 0.78rem;
  font-weight: 700;
}
.three-command code { font-size: clamp(0.8rem, 2vw, 1rem); }
.guide-hero .package-note { font-size: 0.83rem; }

.guide-section {
  padding: 86px 0;
  border-bottom: 1px solid var(--line);
  scroll-margin-top: 90px;
}

.guide-section h2 {
  margin: 12px 0 22px;
  font-size: clamp(1.9rem, 4vw, 3rem);
  line-height: 1.05;
  letter-spacing: -0.04em;
}

.guide-section p {
  margin: 18px 0;
  max-width: 680px;
  color: #4d4d52;
  font-size: 1rem;
}

.guide-section pre {
  overflow-x: auto;
  margin: 22px 0;
  padding: 20px 22px;
  border-radius: 14px;
  color: #ebf0ff;
  background: #0c1018;
  line-height: 1.7;
  font-size: 0.86rem;
}

.command-box {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  margin: 22px 0;
  padding: 17px 18px 17px 22px;
  border: 1px solid var(--line);
  border-radius: 14px;
  background: #fff;
}

.command-box code { overflow-x: auto; white-space: nowrap; }
.guide-copy {
  flex: none;
  padding: 8px 13px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: #f4f4f2;
  cursor: pointer;
  font: 600 0.75rem var(--sans);
}

.feature-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 12px;
  margin-top: 30px;
}

.feature-grid div,
.flow-row div {
  padding: 19px;
  border: 1px solid var(--line);
  border-radius: 14px;
  background: rgba(255, 255, 255, 0.72);
}

.feature-grid b,
.feature-grid span,
.flow-row b,
.flow-row span { display: block; }
.feature-grid span,
.flow-row span { margin-top: 5px; color: var(--muted); font-size: 0.86rem; }

.callout {
  margin-top: 30px;
  padding: 22px;
  border-left: 4px solid var(--blue);
  border-radius: 0 14px 14px 0;
  background: rgba(43, 99, 240, 0.07);
}
.callout p { margin: 7px 0 0; }
.callout.warning { border-color: var(--warn); background: rgba(201, 138, 27, 0.08); }

.client-list,
.command-table {
  display: grid;
  gap: 10px;
  margin: 22px 0;
}

.client-list code {
  padding: 15px 18px;
  border: 1px solid var(--line);
  border-radius: 10px;
  background: #fff;
  overflow-x: auto;
}

.guide-section blockquote {
  margin: 30px 0;
  padding: 28px;
  border-radius: 18px;
  color: #fff;
  background: var(--ink);
  font-size: clamp(1.25rem, 3vw, 1.8rem);
  font-weight: 600;
}

.flow-row {
  display: grid;
  grid-template-columns: 1fr auto 1fr auto 1fr;
  align-items: center;
  gap: 10px;
  margin: 30px 0;
}
.flow-row i { color: var(--blue); font-style: normal; font-weight: 700; }

.command-table div {
  display: grid;
  grid-template-columns: minmax(220px, 0.8fr) 1fr;
  gap: 18px;
  padding: 16px 0;
  border-bottom: 1px solid var(--line);
}
.command-table span { color: var(--muted); }

.faq-inline-link {
  margin-top: -8px;
  font-size: 0.88rem;
}
.faq-inline-link a { color: var(--blue); font-weight: 600; }

.faq-item {
  margin-top: 22px;
  padding: 22px;
  border: 1px solid var(--line);
  border-radius: 14px;
  background: #fff;
}
.faq-item summary {
  cursor: pointer;
  font-weight: 600;
  font-size: 1.02rem;
  color: var(--ink);
}
.faq-item summary::marker { color: var(--blue); }
.faq-item ol {
  margin: 18px 0 0;
  padding-left: 22px;
  color: #4d4d52;
  font-size: 0.96rem;
  line-height: 1.6;
}
.faq-item li { margin-bottom: 14px; }
.faq-item li:last-child { margin-bottom: 0; }
.faq-item .command-box { margin: 10px 0; }

.guide-finish {
  margin-top: 80px;
  padding: 50px;
  border-radius: 24px;
  color: #fff;
  background: var(--dark);
  text-align: center;
}
.guide-finish h2 { font-size: clamp(2rem, 5vw, 3.5rem); line-height: 1.02; }
.dark-command { color: var(--ink); text-align: left; }

.guide-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 28px;
  border-top: 1px solid var(--line);
  color: var(--muted);
  font-size: 0.86rem;
}

@media (max-width: 800px) {
  .guide-shell { display: block; padding-top: 24px; }
  .guide-toc { display: none; }
  .guide-nav .header-link { display: none; }
  .feature-grid { grid-template-columns: 1fr; }
  .flow-row { grid-template-columns: 1fr; }
  .flow-row i { transform: rotate(90deg); justify-self: center; }
  .command-table div { grid-template-columns: 1fr; gap: 7px; }
  .guide-finish { padding: 36px 20px; }
  .guide-footer { align-items: flex-start; gap: 20px; flex-direction: column; }
}