/* 株式会社TOKUXA  共通の見た目
   方針: 余白と文字の大きさで見せる。影・角丸の囲み・色帯・飾りの線は使わない。
   色: 墨(文字)・木賊色(強調は 1 色だけ)・白地・薄い灰の面(名刺の台)。 */

:root {
  --ink: #1d211f;
  --sub: #545a56;
  --line: #dcdfdc;
  --base: #ffffff;
  --stage: #eceeeb;
  --tokusa: #3a6b4f;
  --font: "Hiragino Sans", "Hiragino Kaku Gothic ProN", "Noto Sans JP", "Yu Gothic", "Meiryo", sans-serif;
}

* { box-sizing: border-box; }

html { -webkit-text-size-adjust: 100%; }

body {
  margin: 0;
  background: var(--base);
  color: var(--ink);
  font-family: var(--font);
  font-size: 16px;
  line-height: 1.85;
  word-break: auto-phrase;
  overflow-wrap: anywhere;
}

body * { word-break: auto-phrase; }

a { color: inherit; text-underline-offset: 3px; }

.nowrap { white-space: nowrap; }

.wrap {
  max-width: 880px;
  margin: 0 auto;
  padding: 0 16px;
}

/* 名刺(キービジュアル) ---------------------------------------------------- */

.stage {
  background: var(--stage);
  padding: 40px 16px;
}

.card {
  position: relative;
  background: var(--base);
  margin: 0 auto;
  color: var(--ink);
  /* スマホ: 縦名刺 55 × 91 mm */
  width: 100%;
  max-width: 360px;
  aspect-ratio: 55 / 91;
  display: grid;
  grid-template-columns: 1fr auto;
  grid-template-rows: auto 1fr auto;
  padding: 28px 24px 26px;
}

.card__head {
  grid-column: 1 / 2;
  grid-row: 1;
  display: flex;
  align-items: center;
  gap: 10px;
}

.card__mark { width: 40px; height: 40px; display: block; }

.card__company {
  font-size: 13px;
  line-height: 1.4;
  letter-spacing: 0.06em;
}

.card__company b {
  display: block;
  font-size: 15px;
  font-weight: 600;
  letter-spacing: 0.08em;
}

.card__copy {
  grid-column: 2 / 3;
  grid-row: 1 / 3;
  writing-mode: vertical-rl;
  margin: 0;
  font-size: 30px;
  font-weight: 600;
  line-height: 1.5;
  letter-spacing: 0.14em;
  color: var(--tokusa);
  justify-self: end;
}

.card__sub {
  grid-column: 1 / 2;
  grid-row: 2;
  align-self: end;
  margin: 0 0 18px;
  font-size: 13px;
  line-height: 1.7;
  color: var(--sub);
}

.card__person {
  grid-column: 1 / 3;
  grid-row: 3;
}

.card__role {
  display: block;
  font-size: 12px;
  color: var(--sub);
  letter-spacing: 0.08em;
}

.card__name {
  display: block;
  font-size: 22px;
  font-weight: 600;
  letter-spacing: 0.18em;
  line-height: 1.5;
  margin-bottom: 10px;
}

.card__contact {
  margin: 0;
  font-size: 13px;
  line-height: 1.8;
}

.card__contact a { text-decoration: none; }

/* パソコン: 横名刺 91 × 55 mm */
@media (min-width: 760px) {
  .stage { padding: 72px 16px; }
  .card {
    max-width: 620px;
    aspect-ratio: 91 / 55;
    grid-template-columns: 1fr 1fr;
    grid-template-rows: auto 1fr auto;
    padding: 36px 40px;
  }
  .card__head { grid-column: 1 / 2; grid-row: 1; }
  .card__copy {
    writing-mode: horizontal-tb;
    grid-column: 1 / 2;
    grid-row: 2;
    align-self: center;
    justify-self: start;
    font-size: 34px;
    letter-spacing: 0.1em;
  }
  .card__sub {
    grid-column: 1 / 2;
    grid-row: 3;
    align-self: end;
    margin: 0;
  }
  .card__person {
    grid-column: 2 / 3;
    grid-row: 1 / 4;
    align-self: end;
    justify-self: end;
    text-align: left;
  }
  .card__name { font-size: 24px; }
}

/* 本文 ---------------------------------------------------------------------- */

.section { padding: 56px 0 8px; }

.section h2 {
  margin: 0 0 20px;
  font-size: 20px;
  font-weight: 600;
  letter-spacing: 0.06em;
}

.lead { margin: 0 0 8px; color: var(--sub); font-size: 15px; }

/* 業務: 項目ごとに分け、横線 1 本で区切る */
.works { list-style: none; margin: 0; padding: 0; }

.works li {
  padding: 18px 0;
  border-top: 1px solid var(--line);
}

.works li:last-child { border-bottom: 1px solid var(--line); }

.works h3 {
  margin: 0 0 4px;
  font-size: 17px;
  font-weight: 600;
}

.works p { margin: 0; color: var(--sub); font-size: 15px; }

@media (min-width: 760px) {
  .works li { display: grid; grid-template-columns: 220px 1fr; gap: 24px; align-items: baseline; }
  .works h3 { margin: 0; }
}

/* 会社概要: 「項目|内容」の 2 列、行の間に横線 1 本 */
.facts { width: 100%; border-collapse: collapse; font-size: 15px; }

.facts th, .facts td {
  text-align: left;
  vertical-align: top;
  padding: 14px 0;
  border-top: 1px solid var(--line);
}

.facts tr:last-child th, .facts tr:last-child td { border-bottom: 1px solid var(--line); }

.facts th { width: 7.5em; font-weight: 600; padding-right: 16px; }

.todo { color: #9a3b1f; }

/* 問い合わせ */
.contact p { margin: 0 0 12px; }

.button {
  display: inline-block;
  background: var(--tokusa);
  color: #fff;
  text-decoration: none;
  padding: 12px 22px;
  border-radius: 4px;
  font-weight: 600;
  font-size: 15px;
}

/* 規約などの文書ページ */
.doc { padding: 40px 0 16px; }

.doc h1 { margin: 0 0 8px; font-size: 24px; font-weight: 600; letter-spacing: 0.04em; }

.doc .meta { margin: 0 0 32px; color: var(--sub); font-size: 14px; }

.doc h2 { margin: 36px 0 10px; font-size: 18px; font-weight: 600; }

.doc p, .doc li { font-size: 15px; }

.doc ol, .doc ul { padding-left: 1.4em; }

.doc .back { margin-top: 40px; font-size: 14px; }

/* ヘッダー(文書ページ)とフッター */
.bar {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 16px 0;
  border-bottom: 1px solid var(--line);
  text-decoration: none;
}

.bar img { width: 28px; height: 28px; }

.bar span { font-size: 15px; font-weight: 600; letter-spacing: 0.08em; }

.footer {
  margin-top: 64px;
  padding: 24px 0 40px;
  border-top: 1px solid var(--line);
  font-size: 13px;
  color: var(--sub);
}

.footer nav { display: flex; flex-wrap: wrap; gap: 8px 20px; margin-bottom: 10px; }

.footer small { font-size: 12px; }