.guide-page::before { display: none; }
.guide-page a { color: inherit; }
.guide-header { border-bottom: 1px solid var(--line-soft); }
.guide-header-inner, .guide-main, .guide-footer { width: min(1120px, calc(100% - 80px)); margin-inline: auto; }
.guide-header-inner { display: flex; justify-content: space-between; align-items: center; min-height: 90px; gap: 24px; }
.guide-brand { display: flex; align-items: center; min-height: 44px; }
.guide-header nav { display: flex; gap: 28px; align-items: center; }
.guide-back, .guide-footer a { display: inline-flex; align-items: center; min-height: 44px; text-decoration: none; gap: 16px; font-size: 14px; }
.guide-page .theme-toggle { width: 44px; height: 44px; }
.guide-back:hover, .guide-footer a:hover { color: var(--accent); }
.guide-intro { padding-block: 76px 42px; }
.guide-kicker { color: var(--ink-2); font-size: 15px; margin: 0 0 14px; }
.guide-intro h1 { font-size: clamp(52px, 6.6vw, 88px); font-weight: 500; line-height: 1.03; letter-spacing: -.04em; margin: 0 0 24px; text-wrap: balance; }
.guide-lead { color: var(--ink-2); font-size: clamp(18px, 2vw, 21px); line-height: 1.6; max-width: 620px; margin: 0; }
.guide-video-placeholder { min-height: 300px; aspect-ratio: 2.55; background: var(--bg-2); border: 1px solid var(--line); border-radius: 14px; display: flex; flex-direction: column; justify-content: space-between; align-items: flex-start; padding: 40px; }
.guide-video-mark { opacity: .45; }
.guide-status { color: var(--accent); font-size: 13px; font-weight: 600; margin: 0 0 8px; }
.guide-video h2 { font-size: clamp(25px, 3vw, 34px); font-weight: 500; letter-spacing: -.025em; margin: 0 0 8px; }
.guide-video-placeholder p:last-child { font-size: 16px; color: var(--ink-2); margin: 0; }
.guide-video-caption { min-height: 52px; display: flex; align-items: center; justify-content: space-between; font-size: 14px; text-decoration: none; }
.guide-video-caption:hover { color: var(--accent); }
.guide-layout { display: grid; grid-template-columns: 250px minmax(0, 1fr); gap: 64px; margin-top: 68px; scroll-margin-top: 32px; }
.guide-contents { position: sticky; top: 32px; align-self: start; font-size: 14px; }
.guide-contents > p { margin: 0 0 20px; font-weight: 600; }
.guide-contents ol { padding: 0; margin: 0; list-style: none; counter-reset: chapters; }
.guide-contents li { counter-increment: chapters; }
.guide-contents a { display: flex; align-items: center; gap: 12px; min-height: 44px; padding-block: 8px; text-decoration: none; color: var(--ink-2); }
.guide-contents a::before { content: counter(chapters, decimal-leading-zero); font-size: 12px; color: var(--ink-3); }
.guide-contents a:hover, .guide-contents a[aria-current="location"] { color: var(--accent); }
.guide-contents a span { color: var(--ink-3); font-size: 11px; }
.guide-step { display: grid; grid-template-columns: 38px minmax(0, 1fr); gap: 18px; padding: 40px 0; border-top: 1px solid var(--line); scroll-margin-top: 32px; }
.guide-step:first-child { padding-top: 0; border: 0; }
.guide-number { color: var(--accent); font-size: 15px; padding-top: 6px; }
.guide-step h2 { font-size: clamp(24px, 2.5vw, 30px); font-weight: 500; line-height: 1.25; letter-spacing: -.025em; margin: 0 0 18px; text-wrap: balance; }
.guide-step p, .guide-options { font-size: 17px; line-height: 1.8; color: var(--ink-2); margin: 0; }
.guide-step strong { color: var(--ink); font-weight: 500; }
.guide-example { margin-top: 28px; background: var(--panel); border-radius: 14px; padding: 26px 28px; }
.guide-example .guide-example-label { color: var(--ink); font-size: 17px; line-height: 1.5; font-weight: 500; margin-bottom: 12px; }
.guide-example p:last-child { font-size: 15px; }
.guide-example-prefix { color: var(--ink); }
.guide-options > div { display: grid; grid-template-columns: 105px minmax(0, 1fr); gap: 16px; padding-block: 14px; border-bottom: 1px solid var(--line-soft); }
.guide-options > div:first-child { padding-top: 0; }
.guide-options > div:last-child { border: 0; padding-bottom: 0; }
.guide-options dt { color: var(--ink); font-weight: 500; }
.guide-options dd { margin: 0; }
.guide-step .guide-status { font-size: 13px; color: var(--accent); line-height: 1.5; margin: 0 0 10px; }
.guide-today { border-top: 1px solid var(--line-soft); padding-top: 26px; margin-top: 28px; }
.guide-today h3 { font-size: 19px; font-weight: 500; margin: 0 0 12px; }
.guide-today p { font-size: 15px; }
.guide-today p + p { margin-top: 14px; }
.guide-close { border-top: 1px solid var(--line); margin-top: 42px; padding-block: 64px 76px; }
.guide-close > p { color: var(--ink-2); margin: 0 0 16px; }
.guide-close h2 { max-width: 640px; font-size: clamp(32px, 4vw, 48px); line-height: 1.15; letter-spacing: -.03em; font-weight: 500; text-wrap: balance; margin: 0 0 28px; }
.guide-cta { display: inline-flex; align-items: center; justify-content: space-between; gap: 44px; min-height: 52px; padding: 14px 22px; border-radius: 9px; background: var(--ink); color: var(--bg) !important; font-size: 15px; font-weight: 500; text-decoration: none; }
.guide-cta:hover { background: var(--accent); color: var(--accent-ink) !important; }
.guide-footer { display: flex; justify-content: space-between; padding-block: 16px 24px; border-top: 1px solid var(--line); color: var(--ink-3); }
.guide-skip { position: fixed; z-index: 100; top: -100px; left: 20px; padding: 14px 18px; background: var(--panel); border: 1px solid var(--line); border-radius: 9px; }
.guide-skip:focus { top: 12px; }
@media (max-width: 900px) {
  .guide-layout { grid-template-columns: 190px minmax(0, 1fr); gap: 32px; }
  .guide-step { grid-template-columns: 28px minmax(0, 1fr); gap: 12px; }
  .guide-contents a { gap: 8px; flex-wrap: wrap; }
}
@media (max-width: 700px) {
  .guide-header-inner, .guide-main, .guide-footer { width: calc(100% - 40px); }
  .guide-header-inner { min-height: 78px; gap: 16px; }
  .guide-header nav { gap: 12px; }
  .guide-back { font-size: 13px; gap: 6px; }
  .guide-brand .aura-logo { width: 96px; height: 22px; }
  .guide-intro { padding-block: 48px 32px; }
  .guide-intro h1 { margin-bottom: 20px; }
  .guide-video-placeholder { aspect-ratio: auto; min-height: 270px; padding: 26px; }
  .guide-video-mark { width: 88px; height: 21px; }
  .guide-layout { display: block; margin-top: 40px; }
  .guide-contents { position: static; border-bottom: 1px solid var(--line); padding-bottom: 28px; margin-bottom: 38px; }
  .guide-contents ol { columns: 2; column-gap: 18px; }
  .guide-contents li { break-inside: avoid; }
  .guide-contents > p { margin-bottom: 8px; }
  .guide-step { gap: 12px; padding-block: 32px; }
  .guide-step p, .guide-options { font-size: 16px; line-height: 1.75; }
  .guide-example { margin-left: -40px; padding: 24px; }
  .guide-options > div { grid-template-columns: 1fr; gap: 4px; }
  .guide-close { margin-top: 16px; padding-block: 44px 52px; }
}
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } }