:root {
  --column-max: 860px;
}

body {
  background: #fff;
}

.column-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(255, 255, 255, 0.94);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--line);
}

.column-header-inner {
  max-width: var(--max);
  min-height: 70px;
  margin: 0 auto;
  padding: 0 var(--edge);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

.column-logo {
  color: var(--ink-soft);
  font-size: 12px;
  font-weight: 500;
  letter-spacing: 0.22em;
  text-decoration: none;
}

.column-logo b { color: var(--beige-deep); }

.column-header nav { display: flex; gap: 24px; }
.column-header nav a {
  color: var(--ink-soft);
  font-size: 12px;
  text-decoration: none;
}
.column-header nav a:hover,
.column-header nav a[aria-current="page"] { color: var(--beige-deep); }

.column-hub-hero {
  background: var(--paper-raised);
  border-bottom: 1px solid var(--line);
  padding: clamp(72px, 10vw, 128px) 0;
}
.column-kicker {
  color: var(--beige-deep);
  font-size: 11px;
  letter-spacing: 0.28em;
  text-transform: uppercase;
}
.column-hub-hero h1 {
  margin: 14px 0 20px;
  font-family: var(--font-display);
  font-size: clamp(36px, 7vw, 68px);
  font-weight: 500;
  letter-spacing: 0.06em;
}
.column-hub-hero p:last-child { max-width: 620px; color: var(--ink-soft); }
.column-hub-list { padding-top: clamp(56px, 8vw, 100px); padding-bottom: clamp(64px, 9vw, 112px); }
.column-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 24px; }
.column-card { border: 1px solid var(--line); background: #fff; }
.column-card a { display: block; height: 100%; padding: 32px; text-decoration: none; transition: background .25s, transform .25s; }
.column-card a:hover { background: var(--paper-raised); transform: translateY(-3px); }
.column-card h2 { margin: 18px 0 14px; font-family: var(--font-display); font-size: clamp(20px, 3vw, 28px); font-weight: 500; line-height: 1.55; }
.column-card p { color: var(--ink-soft); font-size: 14px; }
.column-card-meta, .column-meta { display: flex; align-items: center; gap: 12px; color: var(--ink-faint); font-size: 11px; letter-spacing: .08em; }
.column-ad { display: inline-flex; border: 1px solid var(--line); padding: 1px 7px; color: var(--ink-soft); letter-spacing: .08em; }
.column-read { display: inline-block; margin-top: 20px; color: var(--beige-deep); font-size: 12px; }
.column-disclosure { max-width: 780px; margin: 44px auto 0; color: var(--ink-faint); font-size: 12px; text-align: center; }

.column-lp-band { padding-top: 58px; }
.column-lp-band a { display: grid; grid-template-columns: 1fr .8fr; gap: 50px; align-items: end; padding: clamp(32px, 5vw, 58px); color: #fff; background: #153c32; text-decoration: none; }
.column-lp-band span, .column-lp-promo span { color: #d8bb78; font-size: 10px; letter-spacing: .16em; }
.column-lp-band h2 { margin: 15px 0 0; font-family: var(--font-display); font-size: clamp(25px, 4vw, 38px); font-weight: 500; line-height: 1.55; }
.column-lp-band p { margin: 0; color: rgba(255,255,255,.72); font-size: 13px; }
.column-lp-band b { display: block; margin-top: 18px; color: #fff; font-weight: 500; }
.column-lp-promo { display: flex; align-items: center; gap: 18px; margin: 34px 0 0; padding: 22px 24px; border: 1px solid #c9bea2; background: #f3efe4; text-decoration: none; }
.column-lp-promo strong { flex: 1; font-family: var(--font-display); font-size: 17px; font-weight: 500; }
.column-lp-promo small { color: var(--beige-deep); }

.column-article { max-width: var(--column-max); margin: 0 auto; padding: 38px var(--edge) 96px; }
.column-breadcrumb { display: flex; flex-wrap: wrap; gap: 9px; color: var(--ink-faint); font-size: 11px; }
.column-breadcrumb a { text-decoration: none; }
.column-title { padding: clamp(48px, 8vw, 84px) 0 48px; border-bottom: 1px solid var(--line); }
.column-title h1 { margin: 22px 0; font-family: var(--font-display); font-size: clamp(32px, 6vw, 54px); font-weight: 500; line-height: 1.45; letter-spacing: .035em; }
.column-title > p { margin: 0; color: var(--ink-soft); font-size: 15px; }
.column-body { padding-top: 56px; }
.column-body p { margin: 0 0 1.5em; font-size: 16px; }
.column-body h2 { margin: 3em 0 1em; padding-bottom: .55em; border-bottom: 1px solid var(--line); font-family: var(--font-display); font-size: clamp(24px, 4vw, 32px); font-weight: 500; line-height: 1.5; }
.column-body h3 { margin: 2.5em 0 1em; font-family: var(--font-display); font-size: 22px; font-weight: 500; }
.column-body ul, .column-body ol { margin: 0 0 2em; padding: 22px 22px 22px 46px; background: var(--paper-raised); }
.column-body li { margin: .45em 0; }
.column-body a { color: var(--beige-deep); text-underline-offset: 4px; }
.column-body strong a, .column-body p > strong:only-child a {
  display: block;
  margin: 30px 0;
  padding: 18px 24px;
  background: var(--ink);
  color: #fff;
  text-align: center;
  text-decoration: none;
  transition: background .2s;
}
.column-body strong a:hover, .column-body p > strong:only-child a:hover { background: var(--beige-deep); }
.column-table-wrap { margin: 0 0 2em; overflow-x: auto; border: 1px solid var(--line); background: var(--paper-raised); }
.column-body table { width: 100%; min-width: 720px; border-collapse: collapse; font-size: 14px; line-height: 1.65; }
.column-body th, .column-body td { padding: 14px 16px; border-bottom: 1px solid var(--line); text-align: left; vertical-align: top; }
.column-body th { background: var(--ink); color: #fff; font-weight: 600; }
.column-body tr:last-child td { border-bottom: 0; }

.column-related { padding-top: 72px; padding-bottom: 88px; border-top: 1px solid var(--line); }
.column-related h2 { margin: 10px 0 32px; font-family: var(--font-display); font-size: 32px; font-weight: 500; }
.column-related-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 16px; }
.column-related-card { display: flex; flex-direction: column; gap: 12px; padding: 24px; border: 1px solid var(--line); text-decoration: none; }
.column-related-card span { color: var(--beige-deep); font-size: 11px; }
.column-related-card strong { font-family: var(--font-display); font-size: 16px; font-weight: 500; line-height: 1.6; }

.column-footer { padding: 56px 0 30px; background: var(--ink); color: rgba(255,255,255,.68); font-size: 13px; }
.column-footer a { color: #fff; font-family: var(--font-display); font-size: 20px; text-decoration: none; }
.column-footer small { display: block; margin-top: 28px; color: rgba(255,255,255,.42); }

@media (max-width: 720px) {
  .column-grid, .column-related-grid { grid-template-columns: 1fr; }
  .column-lp-band a { grid-template-columns: 1fr; gap: 22px; }
  .column-lp-promo { align-items: flex-start; flex-direction: column; gap: 8px; }
  .column-header nav { gap: 14px; }
  .column-header nav a { font-size: 11px; }
  .column-card a { padding: 25px; }
  .column-body p { font-size: 15px; }
}