/*
 * static/css/guide.css
 * 使い方ページ（/guide/）専用の体裁。読み物なので、当番表より行間と文字を大きめに取る。
 * 配色トークンは base.css 側で定義。
 */

.guide {
  max-width: 820px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: .75rem;
}

.guide .card { padding: clamp(1rem, 2.4vw, 1.6rem); }

.guide-title {
  margin: 0 0 .6rem;
  font-size: clamp(1.25rem, 3.4vw, 1.6rem);
  font-family: var(--jp);
  letter-spacing: .04em;
  line-height: 1.5;
}

.guide-lead {
  margin: 0 0 .6rem;
  font-family: var(--jp);
  font-size: .92rem;
  line-height: 2;
  color: var(--ink-soft);
}

.guide-lead strong { color: var(--amber-ink); }

.guide-note {
  margin: .6rem 0 0;
  padding: .55rem .7rem;
  border: 1px solid var(--line-soft);
  border-left: 2px solid var(--amber);
  font-family: var(--jp);
  font-size: .78rem;
  line-height: 1.9;
  color: var(--ink-soft);
}

.guide-intro { border-color: var(--amber); }

/* ---------- 2段組（狭い画面では1段） ---------- */
.guide-cols { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 1.2rem; }

.guide-sub {
  margin: 1.1rem 0 .5rem;
  font-size: .8rem;
  font-family: var(--jp);
  letter-spacing: .08em;
  color: var(--amber-ink);
  padding-bottom: .3rem;
  border-bottom: 1px solid var(--line-soft);
}

.guide-col .guide-sub:first-child { margin-top: 0; }

/* ---------- 手順 ---------- */
.guide-steps {
  margin: 0;
  padding: 0;
  list-style: none;
  counter-reset: step;
  display: flex;
  flex-direction: column;
  gap: .55rem;
}

.guide-steps li {
  counter-increment: step;
  position: relative;
  padding-left: 2rem;
  font-family: var(--jp);
  font-size: .88rem;
  line-height: 1.9;
}

.guide-steps li::before {
  content: counter(step);
  position: absolute;
  left: 0;
  top: .25rem;
  width: 1.4rem;
  height: 1.4rem;
  display: grid;
  place-items: center;
  border: 1px solid var(--amber);
  color: var(--amber);
  font-family: var(--mono);
  font-size: .68rem;
}

.guide-steps b { color: var(--ink); }

.guide-small {
  display: block;
  font-size: .74rem;
  color: var(--muted);
  line-height: 1.8;
  margin-top: .1rem;
}

.guide-warn {
  display: block;
  margin-top: .35rem;
  padding: .5rem .65rem;
  border: 1px solid var(--alert);
  background: color-mix(in srgb, var(--alert) 10%, transparent);
  font-size: .78rem;
  line-height: 1.85;
  color: var(--ink);
}

.key {
  display: inline-block;
  padding: 0 .35rem;
  border: 1px solid var(--line);
  background: var(--amber-dim);
  color: var(--amber-ink);
  font-family: var(--jp);
  font-size: .8rem;
  white-space: nowrap;
}

.mono { font-family: var(--mono); color: var(--amber-ink); font-size: .88rem; }

/* ---------- 表 ---------- */
.table-wrap { overflow-x: auto; }

.guide-table {
  width: 100%;
  border-collapse: collapse;
  font-family: var(--jp);
  font-size: .82rem;
}

.guide-table th,
.guide-table td {
  text-align: left;
  padding: .5rem .7rem;
  border-bottom: 1px solid var(--line-soft);
  vertical-align: top;
}

.guide-table th {
  font-size: .6rem;
  font-family: var(--mono);
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--muted);
  font-weight: 400;
}

.guide-table td:last-child { color: var(--ink-soft); }
.guide-table .ring { color: var(--amber-ink); font-weight: 700; }
.guide-table .silent { color: var(--muted); }

/* ---------- 画面の見方 ---------- */
.guide-facts { display: flex; flex-direction: column; gap: .45rem; margin: 0; }

.guide-fact {
  display: grid;
  grid-template-columns: 7rem 1fr;
  gap: .9rem;
  padding: .5rem .7rem;
  border-left: 2px solid var(--line);
  background: color-mix(in srgb, var(--ink) 3%, transparent);
}

.guide-fact dt {
  font-family: var(--jp);
  font-size: .8rem;
  font-weight: 700;
  color: var(--amber-ink);
}

.guide-fact dd {
  margin: 0;
  font-family: var(--jp);
  font-size: .84rem;
  line-height: 1.9;
  color: var(--ink-soft);
}

/* ---------- 困ったとき ---------- */
.guide details { border: 1px solid var(--line-soft); padding: 0 .8rem; }
.guide details + details { border-top: 0; }

.guide summary {
  cursor: pointer;
  padding: .7rem 0;
  font-family: var(--jp);
  font-size: .86rem;
  font-weight: 700;
  list-style-position: inside;
}

.guide summary:focus-visible { outline: 1px solid var(--amber); outline-offset: 2px; }

.guide details p {
  margin: 0 0 .8rem;
  font-family: var(--jp);
  font-size: .82rem;
  line-height: 2;
  color: var(--ink-soft);
}

.guide-back { text-align: center; font-family: var(--jp); font-size: .8rem; margin: .5rem 0 0; }

@media (max-width: 720px) {
  .guide-cols { grid-template-columns: minmax(0, 1fr); gap: .6rem; }
  .guide-fact { grid-template-columns: minmax(0, 1fr); gap: .1rem; }
}

@media (max-width: 560px) {
  .guide-lead { font-size: .88rem; }
  .guide-steps li { font-size: .9rem; padding-left: 1.9rem; }
  .guide summary { padding: .85rem 0; }
}

@media print {
  .guide details { border: 0; padding: 0; }
  .guide details p { display: block !important; }
  .guide-back { display: none; }
  .card::before, .card::after { display: none; }
}

/* 配布用PDFへの導線 */
.guide-actions { margin: .8rem 0 0; display: flex; flex-direction: column; gap: .3rem; }

.guide-pdf-link {
  display: inline-block;
  align-self: flex-start;
  padding: .5rem .9rem;
  border: 1px solid var(--amber);
  background: var(--amber-dim);
  color: var(--amber-ink);
  font-family: var(--jp);
  font-size: .85rem;
  text-decoration: none;
  letter-spacing: .04em;
}

.guide-pdf-link:hover { background: var(--amber); color: var(--bg); }
.guide-pdf-link::before { content: "PDF  "; font-family: var(--mono); font-size: .7rem; letter-spacing: .12em; }

/* 補足の注意書き（枠内の1行） */
.callout-line {
  margin-top: .6rem;
  padding: .5rem .65rem;
  border: 1px solid var(--line-soft);
  border-left: 2px solid var(--cyan);
  font-family: var(--jp);
  font-size: .78rem;
  line-height: 1.85;
  color: var(--ink-soft);
}