/* ============================================================
   AA WAVE Column — 読み物ページ用
   renewal.css のトークン（--deep-tide 等）を前提にする。
   ============================================================ */

.column-page {
  background: var(--white);
}

.column-wrap {
  width: 100%;
  max-width: 44rem;
  margin: 0 auto;
  padding: 0 1rem;
}

/* 語のまとまりを改行で割らない */
.nb { display: inline-block; }

/* --- Hero --- */
.column-hero {
  background: var(--deep-tide);
  color: var(--white);
  padding: 4rem 0 3rem;
  /* column-hero-offset: 固定ヘッダーの下に隠れないよう、ヘッダーの高さを足す */
  padding-top: calc(var(--aawave-header-height, 64px) + 3rem);
}

@media (min-width: 768px) {
  .column-hero { padding: 6rem 0 4.5rem; padding-top: calc(var(--aawave-header-height, 64px) + 4rem); }
}

.column-kicker {
  font-family: 'Jost', 'Noto Sans JP', sans-serif;
  font-size: 14px !important;
  letter-spacing: 0.12em;
  color: var(--shallow-green);
  margin-bottom: 1.25rem;
}

.column-kicker a {
  color: inherit;
  text-decoration: underline;
  text-underline-offset: 0.2em;
}

.column-kicker span { margin: 0 0.5em; }

.column-title {
  font-size: 1.75rem;
  font-weight: 700;
  line-height: 1.45;
  letter-spacing: 0.04em;
  word-break: normal;
  word-break: auto-phrase;
  overflow-wrap: anywhere;
}

@media (min-width: 768px) {
  .column-title { font-size: 2.5rem; }
}

.column-subtitle {
  margin-top: 1rem;
  font-size: 1.0625rem !important;
  color: rgba(255, 255, 255, 0.85);
}

.column-meta {
  margin-top: 2rem;
  font-size: 14px !important;
  color: rgba(255, 255, 255, 0.65);
}

.column-meta span { margin: 0 0.4em; }

/* --- Body --- */
.column-body {
  padding-top: 3.5rem;
  padding-bottom: 4rem;
  word-break: normal;
  line-break: strict;
  overflow-wrap: anywhere;
}

.column-body p,
.column-body li {
  font-size: 1.125rem !important;
  line-height: 2 !important;
  color: var(--ink);
}

.column-body p + p { margin-top: 1.5em; }

.column-body .column-lead {
  font-size: 1.375rem !important;
  line-height: 1.7 !important;
  font-weight: 700;
  color: var(--deep-tide) !important;
  padding-bottom: 1.5rem;
  margin-bottom: 1.5rem;
  border-bottom: 1px solid var(--sea-foam);
}

@media (min-width: 768px) {
  .column-body .column-lead { font-size: 1.625rem !important; }
}

.column-body h2 {
  font-size: 1.5rem;
  font-weight: 700;
  line-height: 1.5;
  color: var(--deep-tide);
  margin: 4rem 0 1.5rem;
  padding-left: 1rem;
  border-left: 4px solid var(--aawave-green);
  word-break: normal;
  word-break: auto-phrase;
  overflow-wrap: anywhere;
}

@media (min-width: 768px) {
  .column-body h2 { font-size: 1.75rem; }
}

/* --- 引用 --- */
.column-quote {
  margin: 2rem 0;
  padding: 1.25rem 1.5rem;
  border-left: 4px solid var(--aawave-green);
  background: #F3F7F6;
  border-radius: 0 12px 12px 0;
}

.column-quote blockquote {
  font-size: 1.125rem;
  line-height: 1.9;
  color: var(--deep-tide);
}

.column-quote figcaption {
  margin-top: 0.75rem;
  font-size: 0.875rem;
  color: #5B6663;
}

/* --- 3つの約束 --- */
.column-rules {
  list-style: none;
  margin: 2rem 0;
  padding: 0;
  display: grid;
  gap: 0.75rem;
}

.column-rules li {
  display: flex;
  gap: 1rem;
  align-items: flex-start;
  background: #F3F7F6;
  border-radius: 12px;
  padding: 1.25rem 1.25rem;
  line-height: 1.8 !important;
}

.column-rules strong {
  display: block;
  color: var(--deep-tide);
  margin-bottom: 0.25rem;
}

.rule-num {
  flex: none;
  width: 2.25rem;
  height: 2.25rem;
  border-radius: 50%;
  background: var(--aawave-green);
  color: var(--white);
  font-family: 'Jost', sans-serif;
  font-weight: 600;
  display: grid;
  place-items: center;
  line-height: 1;
}

/* --- 研修の6ステップ --- */
.column-steps {
  list-style: none;
  margin: 2rem 0 2.5rem;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 0.75rem;
  counter-reset: none;
}

@media (min-width: 640px) {
  .column-steps { grid-template-columns: repeat(3, 1fr); }
}

.column-steps li {
  background: var(--deep-tide);
  color: var(--white) !important;
  border-radius: 12px;
  padding: 1rem 1.125rem 1.125rem;
  font-weight: 700;
  font-size: 1.0625rem !important;
  line-height: 1.5 !important;
  word-break: normal;
  word-break: auto-phrase;
  overflow-wrap: anywhere;
}

.step-n {
  display: block;
  font-family: 'Jost', sans-serif;
  font-weight: 500;
  font-size: 0.875rem;
  letter-spacing: 0.15em;
  color: var(--shallow-green);
  margin-bottom: 0.25rem;
}

/* --- 数字 --- */
.column-stats {
  margin: 2.5rem 0;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
  padding: 1.75rem 1.25rem 1.25rem;
  border: 1px solid var(--sea-foam);
  border-radius: 12px;
}

.column-stats .stat-num {
  font-family: 'Jost', sans-serif;
  font-size: 3rem !important;
  font-weight: 600;
  line-height: 1 !important;
  color: var(--aawave-green) !important;
}

@media (min-width: 768px) {
  .column-stats .stat-num { font-size: 3.75rem !important; }
}

.column-stats .stat-num span {
  font-size: 0.45em;
  margin-left: 0.1em;
}

.column-stats .stat-label {
  word-break: auto-phrase;
  margin-top: 0.75rem !important;
  font-size: 0.9375rem !important;
  line-height: 1.6 !important;
}

.column-stats figcaption {
  grid-column: 1 / -1;
  font-size: 13px;
  line-height: 1.7;
  color: #5B6663;
  padding-top: 1rem;
  border-top: 1px solid var(--sea-foam);
}

/* --- 注記・参考 --- */
.column-body .column-note {
  margin-top: 3rem;
  font-size: 0.9375rem !important;
  color: #5B6663;
}

.column-refs {
  margin-top: 3rem;
  padding-top: 2rem;
  border-top: 1px solid var(--sea-foam);
}

.column-refs h2 {
  font-size: 1.125rem;
  border: 0;
  padding: 0;
  margin: 0 0 1rem;
}

.column-refs ul {
  list-style: disc;
  padding-left: 1.25rem;
}

.column-refs li {
  font-size: 0.9375rem !important;
  line-height: 1.8 !important;
}

.column-refs li + li { margin-top: 0.5rem; }

.column-refs a,
.column-body p a {
  color: var(--aawave-green);
  text-decoration: underline;
  text-underline-offset: 0.2em;
}

/* --- CTA --- */
.column-cta {
  background: var(--sea-foam);
  padding: 4rem 0;
}

.column-cta-heading {
  font-size: 1.375rem !important;
  font-weight: 700;
  line-height: 1.6 !important;
  color: var(--deep-tide);
  margin-bottom: 1rem;
  word-break: normal;
  word-break: auto-phrase;
  overflow-wrap: anywhere;
}

.column-cta-links {
  margin-top: 2rem;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 1rem 1.75rem;
}

.column-textlink {
  color: var(--deep-tide);
  font-weight: 700;
  text-decoration: underline;
  text-underline-offset: 0.25em;
}

/* --- コラム一覧 --- */
.column-index-item { padding: 1.5rem 0; border-bottom: 1px solid var(--sea-foam); }
.column-index-item h2 { margin: 0.25rem 0 0.75rem; border: 0; padding: 0; }
.column-index-item h2 a { color: var(--deep-tide); text-decoration: underline; text-underline-offset: 0.2em; }
.column-meta-dark { font-size: 14px !important; color: #5B6663 !important; }
.column-meta-dark span { margin: 0 0.4em; }