/*
 * Guide pages — shared stylesheet.
 * Tokens and component styles are extracted from index.html's inline
 * DARK PRO-TOOL DESIGN SYSTEM so guides match the LP. If the LP palette
 * changes, mirror the change here.
 */

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --bg:       #0B0D10;
  --surf:     #12151B;
  --surf2:    #191E26;
  --border:   rgba(255,255,255,.08);
  --border-2: rgba(255,255,255,.16);
  --text:     #E8EBF0;
  --muted:    #9BA3B0;
  --dim:      #646C7A;

  --amber:  #F5A623;
  --grass:  #4EC46A;
  --sky:    #5E9ED6;
  --gray:   #9B9B9B;

  --link: #74A9E0;

  --r: 12px;

  --mono: ui-monospace, 'SF Mono', Menlo, monospace;
  --sans: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Helvetica Neue',
          'Hiragino Sans', 'Yu Gothic UI', sans-serif;
}

html { scroll-behavior: smooth; }
.hidden { display: none !important; }
body {
  background:
    radial-gradient(720px 420px at 85% -80px, rgba(94,158,214,.09), transparent 70%),
    radial-gradient(820px 480px at 8% -40px, rgba(245,166,35,.05), transparent 70%),
    var(--bg);
  color: var(--text);
  font-family: var(--sans);
  font-size: 16px;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}

::selection { background: rgba(245,166,35,.3); }

/* ── HEADER ─────────────────────────────────────────────── */
header {
  position: sticky; top: 0; z-index: 100;
  background: rgba(11,13,16,.78);
  -webkit-backdrop-filter: blur(14px) saturate(1.4);
  backdrop-filter: blur(14px) saturate(1.4);
  border-bottom: 1px solid var(--border);
  padding: 12px 28px;
  display: flex; align-items: center; justify-content: space-between;
  gap: 20px;
}
.logo { display: inline-flex; align-items: center; text-decoration: none; flex: none; }
.logo-img { height: 20px; width: auto; display: block; }

.hdr-right { display: flex; align-items: center; gap: 12px; flex: none; }

.lang-toggle {
  display: flex; gap: 2px; padding: 2px;
  border: 1px solid var(--border);
  background: var(--surf);
  border-radius: 7px;
}
.lang-btn {
  font-family: var(--mono); font-size: 11px; font-weight: 700;
  letter-spacing: .08em; padding: 4px 9px;
  border-radius: 5px; border: none;
  color: var(--dim); text-decoration: none; display: inline-block;
  cursor: pointer; transition: background .12s, color .12s;
}
.lang-btn:hover { color: var(--text); }
.lang-btn.active { background: rgba(255,255,255,.1); color: var(--text); }

.hdr-cta {
  font-size: 13px; font-weight: 600;
  color: #1A1207; background: var(--amber);
  padding: 7px 15px;
  border-radius: 7px;
  text-decoration: none;
  transition: filter .12s, box-shadow .12s;
  display: inline-block;
  white-space: nowrap;
}
.hdr-cta:hover { filter: brightness(1.08); box-shadow: 0 0 16px rgba(245,166,35,.35); }

@media (max-width: 540px) {
  header { padding: 10px 16px; }
  .logo-img { height: 14px; }
  .hdr-cta { display: none; }
}

/* ── ARTICLE ────────────────────────────────────────────── */
.article-wrap {
  max-width: 760px;
  margin: 0 auto;
  padding: 56px 28px 72px;
}
@media (max-width: 540px) {
  .article-wrap { padding: 36px 20px 56px; }
}

.crumbs {
  font-family: var(--mono); font-size: 11px;
  color: var(--dim); letter-spacing: .04em;
  margin-bottom: 22px;
}
.crumbs a { color: var(--muted); text-decoration: none; }
.crumbs a:hover { color: var(--text); text-decoration: underline; }

.article-wrap h1 {
  font-size: clamp(26px, 4.5vw, 38px);
  font-weight: 800; letter-spacing: -.02em; line-height: 1.2;
  margin-bottom: 14px;
}
.article-meta {
  font-family: var(--mono); font-size: 11px;
  color: var(--dim); letter-spacing: .06em; text-transform: uppercase;
  display: block; margin-bottom: 22px;
}
.article-lede {
  font-size: 17px; color: var(--muted); line-height: 1.7;
  margin-bottom: 40px;
}

.article-wrap h2 {
  font-size: 22px; font-weight: 700; letter-spacing: -.01em;
  line-height: 1.3;
  margin: 44px 0 14px;
  padding-top: 20px;
  border-top: 1px solid var(--border);
}
.article-wrap h3 {
  font-size: 17px; font-weight: 700;
  margin: 28px 0 10px;
}
.article-wrap p { margin-bottom: 14px; }
.article-wrap p, .article-wrap li { color: var(--text); }
.article-wrap ul, .article-wrap ol { margin: 0 0 14px 24px; }
.article-wrap li { margin-bottom: 6px; }
.article-wrap li > ul, .article-wrap li > ol { margin-top: 6px; }
.article-wrap a { color: var(--link); }
.article-wrap a:hover { text-decoration: underline; }
/* ボタンは .article-wrap a のリンク色を継がない（詳細度で上書き） */
.article-wrap .btn-primary { color: #1A1207; }
.article-wrap .btn-ghost { color: var(--text); }
.article-wrap .btn:hover { text-decoration: none; }
.article-wrap strong { color: var(--text); }

.article-wrap code {
  font-family: var(--mono); font-size: 13.5px;
  background: var(--surf2);
  border: 1px solid var(--border);
  border-radius: 5px;
  padding: 1px 6px;
  white-space: nowrap;
}
.article-wrap pre {
  background: var(--surf);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 16px 18px;
  margin: 0 0 18px;
  overflow-x: auto;
}
.article-wrap pre code {
  background: none; border: none; padding: 0;
  white-space: pre; display: block;
  font-size: 13px; line-height: 1.6;
}

.article-wrap table {
  width: 100%;
  border-collapse: collapse;
  margin: 0 0 18px;
  font-size: 14.5px;
}
.article-wrap th, .article-wrap td {
  text-align: left;
  padding: 9px 12px;
  border: 1px solid var(--border);
  vertical-align: top;
}
.article-wrap th {
  background: var(--surf);
  font-weight: 600; color: var(--muted);
  font-size: 13px;
}
.table-scroll { overflow-x: auto; margin-bottom: 18px; }
.table-scroll table { margin-bottom: 0; min-width: 480px; }

.note {
  background: var(--surf);
  border: 1px solid var(--border);
  border-left: 3px solid var(--amber);
  border-radius: 8px;
  padding: 14px 18px;
  margin: 0 0 18px;
  font-size: 14.5px;
  color: var(--muted);
}
.note strong { color: var(--text); }

/* Status lamp dots (same hues as the app) */
.px-sq { width: 8px; height: 8px; flex-shrink: 0; border-radius: 50%; display: inline-block; vertical-align: baseline; }

/* ── CTA PANEL ──────────────────────────────────────────── */
.guide-cta {
  margin: 48px 0 0;
  background: var(--surf);
  border: 1px solid var(--border-2);
  border-radius: var(--r);
  padding: 28px 28px 26px;
  box-shadow: 0 0 40px rgba(245,166,35,.07);
}
.guide-cta h2 {
  border-top: none; padding-top: 0; margin: 0 0 8px;
  font-size: 20px;
}
.guide-cta p { color: var(--muted); margin-bottom: 18px; font-size: 15px; }

.btn {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 13px 22px;
  font-size: 15px; font-weight: 600; font-family: var(--sans);
  text-decoration: none; cursor: pointer;
  border: 1px solid transparent;
  border-radius: 9px;
  transition: filter .12s, box-shadow .12s, background .12s, border-color .12s, transform .12s;
  white-space: nowrap;
}
.btn-primary {
  background: var(--amber); color: #1A1207;
  box-shadow: 0 4px 24px rgba(245,166,35,.2);
}
.btn-primary:hover {
  filter: brightness(1.08);
  box-shadow: 0 4px 32px rgba(245,166,35,.4);
  transform: translateY(-1px);
}
.btn-ghost {
  background: var(--surf); color: var(--text);
  border-color: var(--border-2);
}
.btn-ghost:hover { background: var(--surf2); border-color: rgba(255,255,255,.26); }
.guide-cta .cta-row { display: flex; gap: 12px; flex-wrap: wrap; }
.guide-cta .cta-note {
  font-family: var(--mono); font-size: 11px;
  color: var(--dim); letter-spacing: .04em;
  margin-top: 12px;
}

/* ── RELATED GUIDES ─────────────────────────────────────── */
.related {
  margin-top: 40px;
  font-size: 14.5px;
}
.related h2 {
  font-size: 13px; font-weight: 600;
  font-family: var(--mono); letter-spacing: .08em;
  color: var(--dim); text-transform: uppercase;
  border-top: 1px solid var(--border);
  padding-top: 20px; margin: 0 0 10px;
}
.related ul { list-style: none; margin: 0; }
.related li { margin-bottom: 6px; }
.related a { color: var(--link); text-decoration: none; }
.related a:hover { text-decoration: underline; }

/* ── FOOTER ─────────────────────────────────────────────── */
footer {
  border-top: 1px solid var(--border);
  padding: 32px 28px 40px;
  text-align: center;
}
footer p {
  font-family: var(--mono); font-size: 11px;
  color: var(--dim); letter-spacing: .04em;
}
footer a { color: var(--muted); text-decoration: none; }
footer a:hover { color: var(--text); text-decoration: underline; }

/* ── ACCESSIBILITY ──────────────────────────────────────── */
:focus-visible { outline: 2px solid var(--link); outline-offset: 3px; }
@media (prefers-reduced-motion: reduce) {
  * { transition: none !important; animation: none !important; }
}