:root {
  --color-main: #5A3838;
  --color-main-dark: #3f2929;
  --color-accent: #C9923F;
  --color-accent-light: #e7c27a;
  --color-bg: #FCFAF6;
  --color-surface: #ffffff;
  --color-bg-soft: #faf6ef;
  --color-bg-section: #F2EBDD;
  --color-bg-cta: #C9923F;
  --color-border: #e6d8c6;
  --color-border-strong: #d1b78f;
  --color-text: #2C2017;
  --color-text-muted: #8B7F70;
  --color-text-body: #6B5D4F;
  --color-text-light: #ffffff;
  --radius-sm: 4px;
  --radius-md: 6px;
  --radius-lg: 8px;
  --container-max: 1160px;
  --container-pc: 28px;
  --container-sp: 20px;
  --section-y-pc: 88px;
  --section-y-sp: 56px;
  --gap-sm: 16px;
  --gap-md: 24px;
  --gap-lg: 40px;
}

body {
  background: var(--color-bg);
  color: var(--color-text);
  font-family: 'Noto Sans JP', sans-serif;
  font-size: 17px;
  font-weight: 400;
  line-height: 1.8;
}

@media (max-width: 767px) {
  body { font-size: 16px; }
}

.header-logo img {
  width: clamp(180px, 12vw, 210px);
  height: auto;
}

/* =====================
   一覧（column/index.html）
===================== */
.column-head {
  text-align: center;
  margin-bottom: var(--gap-lg);
}

.column-list {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: var(--gap-lg) var(--gap-md);
  list-style: none;
  padding: 0;
}

.column-card {
  display: flex;
  flex-direction: column;
  height: 100%;
  padding: 26px 26px 24px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  background: var(--color-surface);
  box-shadow: 0 8px 24px rgba(90, 56, 56, 0.05);
  color: inherit;
  text-decoration: none;
  transition: border-color 0.2s, box-shadow 0.2s, transform 0.2s;
}

.column-card:hover,
.column-card:focus-visible {
  border-color: var(--color-accent-light);
  box-shadow: 0 14px 32px rgba(90, 56, 56, 0.1);
  transform: translateY(-2px);
}

.column-card__meta {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 14px;
}

.column-card__date {
  font-family: 'Lora', serif;
  font-size: 13px;
  color: var(--color-text-muted);
}

.column-card__cat {
  padding: 3px 10px;
  border: 1px solid var(--color-border);
  border-radius: 999px;
  background: var(--color-bg-soft);
  color: var(--color-main);
  font-size: 12px;
  font-weight: 600;
  white-space: nowrap;
}

.column-card__title {
  color: var(--color-main);
  font-size: 18px;
  line-height: 1.6;
  margin-bottom: 10px;
}

.column-card__excerpt {
  flex: 1;
  color: var(--color-text-body);
  font-size: 14px;
  line-height: 1.85;
}

.column-card__more {
  display: inline-block;
  margin-top: 16px;
  color: var(--color-accent);
  font-size: 13px;
  font-weight: 600;
}

.column-empty {
  grid-column: 1 / -1;
  padding: 40px 0;
  text-align: center;
  color: var(--color-text-body);
  font-size: 15px;
}

/* =====================
   記事（column/{slug}.html）
===================== */
.column-article {
  max-width: 760px;
  margin-inline: auto;
}

.column-article__meta {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: var(--gap-md);
  padding-bottom: var(--gap-md);
  border-bottom: 1px solid var(--color-border);
}

.column-article__date {
  font-family: 'Lora', serif;
  font-size: 13px;
  color: var(--color-text-muted);
}

.column-article__cat {
  padding: 3px 10px;
  border: 1px solid var(--color-border);
  border-radius: 999px;
  background: var(--color-bg-soft);
  color: var(--color-main);
  font-size: 12px;
  font-weight: 600;
}

.column-article__body {
  max-width: 40em;
  margin-inline: auto;
  font-size: 17px;
  line-height: 1.8;
}

@media (max-width: 767px) {
  .column-article__body { font-size: 16px; }
}

.column-article__body h2 {
  margin-top: 48px;
  margin-bottom: 8px;
  color: var(--color-main);
}

.column-article__body h2:first-child {
  margin-top: 0;
}

.column-article__body .sec-line {
  margin-top: 0;
  margin-bottom: 20px;
}

.column-article__body h3 {
  margin-top: 30px;
  margin-bottom: 8px;
  color: var(--color-main);
}

.column-article__body p {
  margin-top: 14px;
}

.column-article__lead {
  color: var(--color-text-body);
  font-size: 18px;
  line-height: 1.9;
}

@media (max-width: 767px) {
  .column-article__lead { font-size: 16px; }
}

.column-article__body ul,
.column-article__body ol {
  margin-top: 14px;
}

.column-article__body ol {
  padding-left: 1.4em;
}

.column-article__body li + li {
  margin-top: 8px;
}

.column-article__body ul {
  list-style: none;
  padding-left: 0;
}

.column-article__body ul li {
  position: relative;
  padding-left: 1.3em;
}

.column-article__body ul li::before {
  content: '';
  position: absolute;
  left: 0.15em;
  top: 0.72em;
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: var(--color-accent);
}

.column-article__body ol.column-article__steps {
  counter-reset: column-step;
  list-style: none;
  padding-left: 0;
}

.column-article__steps li {
  position: relative;
  padding-left: 2.4em;
}

.column-article__steps li::before {
  counter-increment: column-step;
  content: counter(column-step);
  position: absolute;
  left: 0;
  top: 0;
  display: grid;
  place-items: center;
  width: 1.7em;
  height: 1.7em;
  border: 1px solid var(--color-accent);
  border-radius: 50%;
  color: var(--color-main);
  font-family: 'Lora', serif;
  font-size: 14px;
  background: var(--color-surface);
}

.column-article__body a {
  color: var(--color-main);
  font-weight: 600;
  text-decoration: underline;
  text-underline-offset: 3px;
  text-decoration-thickness: 2px;
  text-decoration-color: var(--color-accent);
  transition: color 0.2s, text-decoration-color 0.2s;
}

.column-article__body a:hover {
  color: var(--color-accent);
  text-decoration-color: var(--color-accent);
}

.column-article__figure {
  margin: 28px 0;
}

.column-article__figure img {
  width: 100%;
  border-radius: var(--radius-md);
}

.column-article__figure figcaption {
  margin-top: 8px;
  color: var(--color-text-muted);
  font-size: 13px;
  text-align: center;
}

.column-note {
  margin-top: 28px;
  padding: 20px 22px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  background: var(--color-bg-soft);
}

.column-note p {
  margin-top: 0;
  color: var(--color-text-body);
  font-size: 15px;
  line-height: 1.85;
}

.column-note p + p {
  margin-top: 10px;
}

.column-related {
  margin-top: var(--section-y-sp);
  padding-top: var(--gap-lg);
  border-top: 1px solid var(--color-border);
}

.column-related h2 {
  color: var(--color-main);
  margin-bottom: var(--gap-sm);
}

.column-related ul {
  list-style: none;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.column-back {
  display: flex;
  justify-content: center;
  margin-top: var(--gap-lg);
}

@media (min-width: 768px) and (max-width: 1023px) {
  .global-nav,
  .header-contact,
  .header-reserve-btn {
    display: none;
  }

  .header-logo img {
    width: 170px;
  }
}

@media (max-width: 767px) {
  .global-nav,
  .header-contact,
  .header-reserve-btn {
    display: none;
  }

  .header-logo img {
    width: 160px;
  }

  .column-list {
    grid-template-columns: 1fr;
    gap: var(--gap-md);
  }

  .column-card {
    padding: 22px 20px 20px;
  }

  .column-article__meta {
    margin-bottom: var(--gap-sm);
    padding-bottom: var(--gap-sm);
  }

  .column-related {
    padding-top: var(--gap-md);
  }

  .column-related ul {
    flex-direction: column;
  }

  .column-related li,
  .column-related .button {
    width: 100%;
  }
}

@media (min-width: 768px) and (max-width: 1023px) {
  .column-list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}