@font-face {
  font-family: "Shippori Luna";
  src: url("./assets/shippori-mincho-600-subset.woff2") format("woff2");
  font-weight: 600;
  font-style: normal;
  font-display: swap;
}

:root {
  --guide-ink: #071526;
  --guide-ink-2: #0b2032;
  --guide-paper: #f1efe8;
  --guide-paper-soft: #dce3df;
  --guide-mist: #aebdbb;
  --guide-faint: #718884;
  --guide-line: rgba(211, 226, 221, .16);
  --guide-line-strong: rgba(211, 226, 221, .28);
  --guide-jade: #a5ddd6;
  --guide-jade-deep: #62c7b9;
  --guide-gold: #d8b45c;
  --guide-shadow: rgba(1, 9, 18, .38);
  --guide-mincho: "Shippori Luna", "Hiragino Mincho ProN", "Yu Mincho", serif;
  --guide-sans: "Hiragino Sans", "Yu Gothic", -apple-system, BlinkMacSystemFont, sans-serif;
  --guide-label: "Avenir Next", "Space Mono", ui-monospace, monospace;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; background: var(--guide-ink); }
body { margin: 0; color: var(--guide-paper); background: var(--guide-ink); font-family: var(--guide-sans); font-size: 16px; line-height: 1.8; -webkit-font-smoothing: antialiased; }
a { color: inherit; text-decoration: none; }
button, input { font: inherit; }
button { color: inherit; }
.skip-link { position: fixed; z-index: 1000; top: 10px; left: 10px; padding: 10px 14px; border-radius: 4px; color: var(--guide-ink); background: var(--guide-jade); transform: translateY(-180%); }
.skip-link:focus { transform: translateY(0); }
:focus-visible { outline: 2px solid var(--guide-jade); outline-offset: 4px; }

.guide-atmosphere { position: fixed; z-index: 0; inset: 0; overflow: hidden; pointer-events: none; background: linear-gradient(115deg, rgba(7, 21, 38, .78), rgba(7, 21, 38, .92)), url("./assets/luna-hero.jpg") center 18% / cover no-repeat; }
.guide-atmosphere::before { content: ""; position: absolute; inset: 0; opacity: .24; background-image: radial-gradient(circle, rgba(234, 241, 238, .5) .5px, transparent .8px); background-size: 72px 72px; mask-image: linear-gradient(to bottom, black, transparent 72%); }
.guide-atmosphere::after { content: ""; position: absolute; inset: 0; background: radial-gradient(60% 52% at 83% 18%, rgba(165, 221, 214, .11), transparent 70%), linear-gradient(to bottom, transparent 58%, var(--guide-ink) 92%); }
.guide-atmosphere span:first-child { position: absolute; top: 10vh; right: 9vw; width: 220px; height: 220px; border: 1px solid rgba(226, 235, 232, .18); border-radius: 50%; box-shadow: 0 0 100px rgba(165, 221, 214, .09), inset 0 0 70px rgba(229, 237, 234, .035); }
.guide-atmosphere span:last-child { position: absolute; top: 8vh; right: 7vw; width: 270px; height: 260px; border: 1px solid rgba(226, 235, 232, .08); border-radius: 50%; transform: rotate(-14deg) scaleY(.36); }

.guide-topbar { position: sticky; z-index: 50; top: 0; display: flex; align-items: center; justify-content: space-between; min-height: 72px; padding: 0 clamp(20px, 4vw, 64px); border-bottom: 1px solid var(--guide-line); background: rgba(7, 21, 38, .82); backdrop-filter: blur(22px) saturate(.8); }
.guide-brand { display: flex; align-items: center; gap: 12px; }
.guide-brand img { filter: drop-shadow(0 0 12px rgba(211, 226, 238, .34)); }
.guide-brand span { display: grid; }
.guide-brand strong { font: 600 20px/1 var(--guide-mincho); letter-spacing: .08em; }
.guide-brand small { margin-top: 5px; color: var(--guide-faint); font: 10px/1 var(--guide-label); letter-spacing: .14em; }
.guide-topbar nav { display: flex; align-items: center; gap: 24px; color: var(--guide-mist); font-size: 13px; }
.guide-topbar nav a:hover { color: var(--guide-jade); }
.guide-topbar-primary { padding: 9px 17px; border: 1px solid var(--guide-line-strong); border-radius: 999px; color: var(--guide-paper) !important; background: rgba(165, 221, 214, .07); }

main, .guide-footer { position: relative; z-index: 1; }
.guide-hero { display: grid; grid-template-columns: minmax(0, 1.15fr) minmax(360px, .85fr); gap: clamp(50px, 8vw, 130px); align-items: end; min-height: 650px; padding: 110px max(5vw, calc((100vw - 1320px) / 2)) 88px; border-bottom: 1px solid var(--guide-line); }
.guide-kicker, .guide-section-kicker { color: var(--guide-jade); font: 600 11px/1.4 var(--guide-label); letter-spacing: .19em; text-transform: uppercase; }
.guide-hero h1 { max-width: 740px; margin: 28px 0 26px; color: var(--guide-paper); font: 600 clamp(48px, 4.5vw, 68px)/1.23 var(--guide-mincho); letter-spacing: .025em; text-wrap: balance; }
.guide-hero-copy > p { max-width: 690px; margin: 0; color: var(--guide-mist); font-size: clamp(16px, 1.6vw, 21px); line-height: 2; }
.guide-hero-actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 38px; }
.guide-button { display: inline-flex; align-items: center; justify-content: center; min-height: 46px; padding: 10px 22px; border: 1px solid var(--guide-line-strong); border-radius: 3px; color: var(--guide-paper-soft); background: rgba(7, 21, 38, .58); font-size: 14px; transition: border-color .2s ease, background .2s ease, transform .2s ease; }
.guide-button:hover { border-color: var(--guide-jade); background: rgba(165, 221, 214, .07); transform: translateY(-1px); }
.guide-button.is-primary { border-color: var(--guide-jade); color: var(--guide-ink); background: var(--guide-jade); font-weight: 700; }

.guide-hero-map { position: relative; min-height: 420px; padding: 24px 0 0 120px; }
.guide-hero-map::before { content: ""; position: absolute; top: 44px; bottom: 38px; left: 38px; width: 1px; background: linear-gradient(var(--guide-jade), rgba(165, 221, 214, .08)); }
.guide-moon-mark { position: absolute; top: 0; left: 0; display: grid; place-items: center; width: 78px; height: 78px; border: 1px solid var(--guide-line-strong); border-radius: 50%; background: radial-gradient(circle at 45% 38%, rgba(244, 245, 239, .28), rgba(35, 61, 76, .76) 46%, rgba(7, 21, 38, .96) 74%); box-shadow: 0 0 70px rgba(165, 221, 214, .13); }
.guide-moon-mark img { width: 28px; height: 28px; }
.guide-hero-map ol { display: grid; gap: 0; margin: 0; padding: 0; list-style: none; }
.guide-hero-map li { position: relative; min-height: 78px; padding: 6px 0 16px; border-bottom: 1px solid var(--guide-line); }
.guide-hero-map li::before { content: ""; position: absolute; top: 18px; left: -86px; width: 48px; height: 1px; background: var(--guide-line-strong); }
.guide-hero-map span { display: block; color: var(--guide-jade); font: 10px/1 var(--guide-label); letter-spacing: .16em; }
.guide-hero-map strong { display: block; margin-top: 9px; font: 600 18px/1.4 var(--guide-mincho); }
.guide-hero-map small { display: block; margin-top: 5px; color: var(--guide-mist); font-size: 12px; line-height: 1.5; }

.guide-layout { display: grid; grid-template-columns: 290px minmax(0, 1fr); width: min(1380px, 100%); margin: 0 auto; }
.guide-index { position: sticky; top: 72px; align-self: start; height: calc(100dvh - 72px); padding: 44px 34px; overflow-y: auto; border-right: 1px solid var(--guide-line); background: rgba(7, 21, 38, .76); backdrop-filter: blur(18px); }
.guide-index-head span { color: var(--guide-faint); font: 10px/1 var(--guide-label); letter-spacing: .18em; }
.guide-index-head strong { display: block; margin-top: 9px; font: 600 16px/1.5 var(--guide-mincho); }
.guide-index nav { display: grid; margin-top: 28px; border-top: 1px solid var(--guide-line); }
.guide-index-link { display: grid; grid-template-columns: 30px 1fr; gap: 10px; padding: 17px 2px; border-bottom: 1px solid var(--guide-line); color: var(--guide-mist); }
.guide-index-link span { color: var(--guide-faint); font: 10px/1.7 var(--guide-label); }
.guide-index-link strong { font-size: 13px; font-weight: 600; }
.guide-index-link:hover, .guide-index-link.is-current { color: var(--guide-paper); }
.guide-index-link.is-current span { color: var(--guide-jade); }
.guide-index-link.is-current { box-shadow: inset 2px 0 var(--guide-jade); padding-left: 12px; }
.guide-index > p { margin: 34px 0 0; color: var(--guide-faint); font: 10px/1.8 var(--guide-label); }

.guide-content { min-width: 0; padding: 0 clamp(26px, 5vw, 82px) 120px; background: linear-gradient(90deg, rgba(11, 32, 50, .44), rgba(7, 21, 38, .2)); }
.guide-loading { display: grid; place-items: center; min-height: 500px; color: var(--guide-mist); font-size: 13px; }
.guide-loading i { width: 24px; height: 24px; border: 1px solid var(--guide-jade); border-top-color: transparent; border-radius: 50%; animation: guide-spin .8s linear infinite; }
@keyframes guide-spin { to { transform: rotate(360deg); } }
.guide-chapter { scroll-margin-top: 92px; padding: 88px 0 80px; border-bottom: 1px solid var(--guide-line); }
.guide-chapter:last-child { border-bottom: 0; }
.guide-section-head { display: grid; grid-template-columns: 70px minmax(0, 1fr); gap: 20px; margin-bottom: 44px; }
.guide-section-number { color: var(--guide-jade); font: 600 12px/1.5 var(--guide-label); letter-spacing: .12em; }
.guide-section-head h2 { margin: 10px 0 12px; font: 600 clamp(30px, 4vw, 46px)/1.4 var(--guide-mincho); letter-spacing: .035em; }
.guide-section-head p { max-width: 760px; margin: 0; color: var(--guide-mist); font-size: 15px; line-height: 1.9; }
.guide-block { margin-top: 50px; }
.guide-block:first-of-type { margin-top: 0; }
.guide-block h3 { margin: 0 0 10px; color: var(--guide-paper); font: 600 23px/1.55 var(--guide-mincho); letter-spacing: .025em; }
.guide-block > p { max-width: 780px; margin: 0 0 24px; color: var(--guide-mist); font-size: 14px; }
.guide-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); border-top: 1px solid var(--guide-line-strong); }
.guide-row { display: grid; grid-template-columns: 145px minmax(0, 1fr); gap: 20px; min-height: 104px; padding: 24px 20px 24px 0; border-bottom: 1px solid var(--guide-line); }
.guide-row:nth-child(odd) { padding-right: 28px; border-right: 1px solid var(--guide-line); }
.guide-row:nth-child(even) { padding-left: 28px; }
.guide-row strong { color: var(--guide-jade); font-size: 13px; }
.guide-row p { margin: 0; color: var(--guide-paper-soft); font-size: 14px; line-height: 1.75; }
.guide-row small { display: block; margin-top: 8px; color: var(--guide-faint); font-size: 11px; }
.guide-sequence { display: grid; gap: 0; border-top: 1px solid var(--guide-line-strong); counter-reset: guide-step; }
.guide-step { display: grid; grid-template-columns: 58px 180px minmax(0, 1fr); gap: 18px; align-items: baseline; padding: 22px 0; border-bottom: 1px solid var(--guide-line); counter-increment: guide-step; }
.guide-step::before { content: "0" counter(guide-step); color: var(--guide-jade); font: 600 10px/1 var(--guide-label); }
.guide-step strong { font: 600 16px/1.5 var(--guide-mincho); }
.guide-step p { margin: 0; color: var(--guide-mist); font-size: 14px; }
.guide-prompt { display: flex; align-items: center; justify-content: space-between; gap: 18px; margin-top: 22px; padding: 17px 18px; border: 1px solid rgba(165, 221, 214, .25); border-radius: 3px; background: linear-gradient(100deg, rgba(165, 221, 214, .09), rgba(165, 221, 214, .025)); }
.guide-prompt span { color: var(--guide-paper); font-size: 14px; }
.guide-copy { flex: 0 0 auto; min-width: 112px; min-height: 36px; padding: 7px 12px; border: 1px solid var(--guide-line-strong); border-radius: 3px; color: var(--guide-jade); background: rgba(7, 21, 38, .48); font-size: 12px; cursor: pointer; }
.guide-copy:hover { border-color: var(--guide-jade); background: rgba(165, 221, 214, .09); }
.guide-callout { margin-top: 24px; padding: 24px 26px; border-left: 2px solid var(--guide-gold); color: var(--guide-paper-soft); background: rgba(216, 180, 92, .06); font-size: 14px; }

.guide-recommend-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 1px; border: 1px solid var(--guide-line); background: var(--guide-line); }
.guide-recommend { min-height: 190px; padding: 24px; background: rgba(7, 21, 38, .94); }
.guide-recommend span { color: var(--guide-jade); font: 10px/1 var(--guide-label); letter-spacing: .14em; }
.guide-recommend h4 { margin: 18px 0 11px; font: 600 18px/1.5 var(--guide-mincho); }
.guide-recommend p { margin: 0; color: var(--guide-mist); font-size: 13px; line-height: 1.8; }
.guide-workflows { display: grid; gap: 16px; }
.guide-workflow { padding: 28px; border: 1px solid var(--guide-line); background: linear-gradient(115deg, rgba(15, 41, 56, .82), rgba(7, 21, 38, .76)); }
.guide-workflow-head { display: grid; grid-template-columns: 130px minmax(0, 1fr); gap: 24px; }
.guide-workflow-head h3 { margin: 0; }
.guide-workflow-head p { margin: 0; color: var(--guide-mist); font-size: 13px; }
.guide-workflow .guide-sequence { margin-top: 22px; }
.guide-safety { display: grid; grid-template-columns: 1fr 1fr; gap: 24px; }
.guide-safety-column { padding: 26px; border: 1px solid var(--guide-line); }
.guide-safety-column.is-confirm { border-color: rgba(216, 180, 92, .28); background: rgba(216, 180, 92, .035); }
.guide-safety-column h4 { margin: 0 0 18px; color: var(--guide-jade); font: 600 18px/1.5 var(--guide-mincho); }
.guide-safety-column.is-confirm h4 { color: var(--guide-gold); }
.guide-safety-column ul { display: grid; gap: 12px; margin: 0; padding: 0; list-style: none; color: var(--guide-paper-soft); font-size: 14px; }
.guide-safety-column li::before { content: "—"; margin-right: 10px; color: var(--guide-faint); }

.guide-catalog-tools { position: sticky; z-index: 10; top: 72px; display: grid; grid-template-columns: minmax(240px, 1fr) auto; gap: 14px; margin-bottom: 24px; padding: 14px; border: 1px solid var(--guide-line); background: rgba(7, 21, 38, .92); backdrop-filter: blur(18px); }
.guide-search { display: flex; align-items: center; gap: 10px; padding: 0 13px; border: 1px solid var(--guide-line); background: rgba(4, 15, 27, .5); }
.guide-search::before { content: "⌕"; color: var(--guide-faint); font-size: 18px; }
.guide-search input { width: 100%; min-height: 42px; border: 0; outline: 0; color: var(--guide-paper); background: transparent; font-size: 14px; }
.guide-search input::placeholder { color: var(--guide-faint); }
.guide-category-filters { display: flex; flex-wrap: wrap; justify-content: flex-end; gap: 6px; }
.guide-category-filter { min-height: 42px; padding: 7px 12px; border: 1px solid var(--guide-line); border-radius: 2px; color: var(--guide-mist); background: transparent; font-size: 12px; cursor: pointer; }
.guide-category-filter:hover, .guide-category-filter.is-active { border-color: var(--guide-jade); color: var(--guide-paper); background: rgba(165, 221, 214, .08); }
.guide-skill-count { margin: 0 0 16px; color: var(--guide-mist); font-size: 12px; }
.guide-skill-count strong { margin-right: 5px; color: var(--guide-paper); font: 600 22px/1 var(--guide-label); }
.guide-skill-list { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 10px; }
.guide-skill { display: grid; grid-template-columns: 42px minmax(0, 1fr); gap: 14px; min-height: 190px; padding: 21px; border: 1px solid var(--guide-line); background: rgba(10, 29, 45, .72); }
.guide-skill-index { display: grid; place-items: center; align-self: start; width: 42px; height: 42px; border: 1px solid var(--guide-line-strong); border-radius: 50%; color: var(--guide-jade); font: 600 10px/1 var(--guide-label); }
.guide-skill h3 { margin: 1px 0 9px; font: 600 17px/1.5 var(--guide-mincho); }
.guide-skill p { margin: 0; color: var(--guide-mist); font-size: 13px; line-height: 1.75; }
.guide-skill .guide-prompt { grid-column: 1 / -1; margin: 6px 0 0; padding: 12px 13px; }
.guide-skill .guide-prompt span { font-size: 12px; }
.guide-admin { display: inline-flex; margin-top: 10px; padding: 3px 7px; border: 1px solid rgba(216, 180, 92, .23); color: var(--guide-gold); font: 9px/1.5 var(--guide-label); }
.guide-empty { grid-column: 1 / -1; padding: 70px 20px; border: 1px solid var(--guide-line); text-align: center; color: var(--guide-mist); }

.guide-footer { display: grid; grid-template-columns: 1fr auto auto; gap: 34px; align-items: center; min-height: 130px; padding: 34px max(5vw, calc((100vw - 1320px) / 2)); border-top: 1px solid var(--guide-line); background: #06111f; }
.guide-footer div { display: flex; align-items: baseline; gap: 13px; }
.guide-footer strong { font: 600 21px/1 var(--guide-mincho); }
.guide-footer span, .guide-footer p, .guide-footer a { color: var(--guide-faint); font-size: 12px; }
.guide-footer a:hover { color: var(--guide-jade); }
.guide-toast { position: fixed; z-index: 100; right: 24px; bottom: 24px; padding: 12px 16px; border: 1px solid var(--guide-jade); color: var(--guide-paper); background: rgba(7, 21, 38, .94); font-size: 13px; opacity: 0; transform: translateY(12px); pointer-events: none; transition: opacity .2s ease, transform .2s ease; }
.guide-toast.is-visible { opacity: 1; transform: translateY(0); }

@media (max-width: 980px) {
  .guide-hero { grid-template-columns: 1fr; min-height: 0; padding-top: 88px; }
  .guide-hero-map { width: min(620px, 100%); }
  .guide-layout { grid-template-columns: 1fr; }
  .guide-index { position: sticky; z-index: 20; top: 72px; height: auto; padding: 10px 20px; overflow-x: auto; border-right: 0; border-bottom: 1px solid var(--guide-line); }
  .guide-index-head, .guide-index > p { display: none; }
  .guide-index nav { display: flex; gap: 6px; margin: 0; border: 0; }
  .guide-index-link { grid-template-columns: auto auto; flex: 0 0 auto; gap: 8px; padding: 10px 12px; border: 1px solid var(--guide-line); }
  .guide-index-link.is-current { padding-left: 12px; box-shadow: inset 0 -2px var(--guide-jade); }
  .guide-content { padding-right: 32px; padding-left: 32px; }
  .guide-catalog-tools { top: 126px; grid-template-columns: 1fr; }
  .guide-category-filters { justify-content: flex-start; }
}

@media (max-width: 720px) {
  .guide-topbar { min-height: 62px; }
  .guide-topbar nav a:first-child { display: none; }
  .guide-brand small { display: none; }
  .guide-hero { gap: 48px; padding: 72px 20px 58px; }
  .guide-hero h1 { font-size: 49px; }
  .guide-hero-map { min-height: 360px; padding-left: 88px; }
  .guide-hero-map li { min-height: 68px; }
  .guide-hero-map li::before { left: -54px; width: 28px; }
  .guide-hero-map::before { left: 28px; }
  .guide-moon-mark { left: -2px; width: 60px; height: 60px; }
  .guide-index { top: 62px; padding: 9px 12px; }
  .guide-content { padding: 0 20px 80px; }
  .guide-chapter { padding: 66px 0 58px; }
  .guide-section-head { grid-template-columns: 1fr; gap: 8px; }
  .guide-grid, .guide-recommend-grid, .guide-safety, .guide-skill-list { grid-template-columns: 1fr; }
  .guide-row, .guide-row:nth-child(odd), .guide-row:nth-child(even) { grid-template-columns: 118px minmax(0, 1fr); padding: 20px 0; border-right: 0; }
  .guide-step { grid-template-columns: 38px minmax(0, 1fr); }
  .guide-step p { grid-column: 2; }
  .guide-workflow { padding: 22px 18px; }
  .guide-workflow-head { grid-template-columns: 1fr; gap: 8px; }
  .guide-prompt { align-items: flex-start; flex-direction: column; }
  .guide-copy { width: 100%; }
  .guide-catalog-tools { top: 112px; margin-right: -20px; margin-left: -20px; padding: 10px 20px; }
  .guide-category-filters { flex-wrap: nowrap; overflow-x: auto; }
  .guide-category-filter { flex: 0 0 auto; }
  .guide-skill { min-height: 0; }
  .guide-footer { grid-template-columns: 1fr; gap: 12px; padding: 34px 20px; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { scroll-behavior: auto !important; animation-duration: .001ms !important; animation-iteration-count: 1 !important; transition-duration: .001ms !important; }
}