.plan.sheet { max-width: 1040px; word-break: keep-all; overflow-wrap: break-word; }
.plan .muted { color: var(--muted); }

/* Tabs (Dev Plans: game / feature). Same chip look as the blog category bar. */
.plan-tabs { display: flex; flex-wrap: wrap; gap: 8px; margin: 40px 0 0; }
.plan-tabs a {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 14px;
  border: 1px solid var(--line);
  border-radius: 999px;
  color: var(--text);
  font-size: 14px;
  font-weight: 600;
}
.plan-tabs small { color: var(--muted); font-size: 12px; font-weight: 400; font-variant-numeric: tabular-nums; }
.plan-tabs a:hover { border-color: var(--gold-2); color: var(--text); }
.plan-tabs a[aria-current="page"] { color: var(--gold); border-color: var(--gold-2); background: var(--panel); }
.plan-tabs a[aria-current="page"] small { color: var(--gold); }
.plan-empty { margin-top: 32px; }

/* List */
.plan-tabs + .plan-list { margin-top: 20px; }
.plan-list { list-style: none; margin: 56px 0 0; padding: 0; display: grid; gap: 20px; }
.plan-card {
  display: grid;
  grid-template-columns: minmax(150px, 0.55fr) minmax(0, 1.45fr);
  gap: 24px;
  padding: 22px 0;
  border-top: 1px solid var(--line);
  color: inherit;
}
.plan-card:hover { color: inherit; }
.plan-card:hover h2 { color: var(--gold); }
.plan-art {
  min-height: 190px;
  border-radius: 12px;
  border: 1px solid var(--line);
  background:
    radial-gradient(circle at 30% 32%, hsl(var(--h) 80% 55% / .55), transparent 55%),
    linear-gradient(160deg, #1a2420, #0e1412 70%);
  display: grid;
  place-items: end start;
  padding: 16px;
}
.plan-art span { font-size: 12px; color: var(--gold); letter-spacing: 0.04em; }
/* Real thumbnail: the image fills the art box, a dark fade keeps the badge readable. */
.plan-art.has-image {
  position: relative;
  overflow: hidden;
  min-height: 0;
  aspect-ratio: 4 / 3;
  align-self: start;
  background: #12110f;
}
.plan-art.has-image img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}
.plan-art.has-image::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(8, 8, 6, .82) 0%, rgba(8, 8, 6, .35) 32%, transparent 58%);
  pointer-events: none;
}
.plan-art.has-image span {
  position: relative;
  z-index: 1;
  text-shadow: 0 1px 6px rgba(0, 0, 0, .7);
}
.plan-meta { margin: 0 0 6px; font-size: 12px; color: var(--gold); }
.plan-meta span { color: var(--muted); margin-left: 10px; }
.plan-card h2 { font-size: clamp(24px, 3.4vw, 32px); letter-spacing: -0.04em; margin: 0 0 8px; }
.plan-tagline { color: var(--text); margin: 0 0 10px; }
.plan-summary { color: var(--muted); max-width: 46em; margin: 0 0 10px; }
.plan-count { color: var(--muted); font-size: 12px; margin: 0; }
.plan-field { margin: 0 0 8px; max-width: 46em; color: var(--muted); font-size: 14px; line-height: 1.5; }
.plan-field b { display: inline-block; margin-right: 10px; color: var(--gold); font-size: 12px; font-weight: 600; letter-spacing: 0.02em; }

/* Note under the feature cards */
.plan-callout { margin-top: 40px; padding: 22px 24px; border: 1px solid var(--line); border-left: 3px solid var(--gold-2); border-radius: 12px; background: var(--panel); }
.plan-callout h2 { font-size: 18px; letter-spacing: -0.02em; margin: 0 0 12px; }
.plan-callout .plan-body { max-width: 68ch; }
.plan-callout .plan-body > :last-child, .plan-callout .plan-body li:last-child { margin-bottom: 0; }

/* Detail */
.plan-crumb { margin: 0 0 18px; font-size: 12px; color: var(--muted); }
.plan-crumb a { color: var(--muted); }
.plan-head h1 { font-size: clamp(34px, 5.4vw, 56px); letter-spacing: -0.045em; line-height: 1.08; margin: 6px 0 14px; max-width: 14em; }
.plan-badge {
  display: inline-block;
  margin: 0;
  padding: 4px 10px;
  border: 1px solid var(--gold-2);
  border-radius: 999px;
  color: var(--gold);
  font-size: 12px;
}
.plan-head .plan-tagline { font-size: 18px; }
.plan-facts { display: flex; flex-wrap: wrap; gap: 8px 32px; margin: 22px 0 0; }
.plan-facts div { display: grid; gap: 2px; }
.plan-facts dt { font-size: 12px; color: var(--muted); }
.plan-facts dd { margin: 0; }
.plan-play {
  display: inline-grid;
  gap: 2px;
  margin-top: 24px;
  padding: 14px 22px;
  border-radius: 14px;
  background: linear-gradient(180deg, #f4d98a, #d9ad4d);
  color: #1b1405;
  box-shadow: 0 10px 30px rgba(242, 207, 114, .18);
  transition: transform 160ms var(--ease-out);
}
.plan-play:hover { color: #1b1405; }
.plan-play:active { transform: scale(0.98); }
.plan-play b { font-size: 17px; }
.plan-play span { font-size: 12px; opacity: .75; }

.plan-layout {
  display: grid;
  grid-template-columns: 200px minmax(0, 1fr);
  gap: 40px;
  margin-top: 44px;
  align-items: start;
}
.plan-toc { position: sticky; top: 84px; font-size: 13px; }
.plan-toc p { margin: 0 0 8px; color: var(--muted); font-size: 12px; }
.plan-toc ol { margin: 0; padding: 0; list-style: none; display: grid; gap: 2px; }
.plan-toc a { display: block; padding: 5px 0; color: var(--muted); line-height: 1.35; }
.plan-toc a:hover { color: var(--gold); }

.plan-section { padding: 30px 0; border-top: 1px solid var(--line); scroll-margin-top: 84px; }
.plan-section:first-child { border-top: 0; padding-top: 0; }
.plan-section h2 {
  display: flex;
  gap: 12px;
  align-items: baseline;
  font-size: clamp(22px, 3vw, 28px);
  letter-spacing: -0.04em;
  margin: 0 0 16px;
}
.plan-section h2 span { color: var(--gold); font-size: 14px; letter-spacing: 0; }
.plan-body { color: #d6e4da; max-width: 68ch; }
.plan-body p { margin: 0 0 1em; }
.plan-body h3 { font-size: 17px; letter-spacing: -0.02em; margin: 1.6em 0 0.5em; color: var(--text); }
.plan-body h3:first-child { margin-top: 0; }
.plan-body ul, .plan-body ol { margin: 0 0 1em; padding-left: 1.3em; display: grid; gap: 4px; }
.plan-body strong { color: var(--text); }
.plan-body code { background: var(--panel); border: 1px solid var(--line); border-radius: 4px; padding: 1px 5px; font-size: 0.92em; }

.plan-table { overflow-x: auto; margin: 0 0 1.4em; max-width: none; border: 1px solid var(--line); border-radius: 10px; }
.plan-table table { border-collapse: collapse; width: 100%; min-width: 560px; font-size: 13px; line-height: 1.5; }
.plan-table th, .plan-table td { text-align: left; vertical-align: top; padding: 10px 14px; border-bottom: 1px solid var(--line); }
.plan-table th { color: var(--muted); font-weight: 600; font-size: 12px; background: var(--panel); white-space: nowrap; }
.plan-table tr:last-child td { border-bottom: 0; }
.plan-table td:first-child { color: var(--text); font-weight: 600; }
.plan-sections { min-width: 0; }
.plan-section .plan-body { max-width: none; }
.plan-section .plan-body > p, .plan-section .plan-body > ul, .plan-section .plan-body > ol { max-width: 68ch; }

.plan-others { margin-top: 56px; padding-top: 24px; border-top: 1px solid var(--line); }
.plan-others h2 { font-size: 13px; color: var(--muted); font-weight: 600; margin-bottom: 8px; }
.plan-others ul { list-style: none; margin: 0; padding: 0; display: grid; gap: 4px; }
.plan-others a { display: grid; gap: 2px; padding: 12px 0; border-bottom: 1px solid var(--line); }
.plan-others a:hover b { color: var(--gold); }
.plan-others span { color: var(--muted); }

@media (max-width: 860px) {
  .plan-layout { grid-template-columns: 1fr; gap: 24px; }
  .plan-toc { position: static; }
  .plan-toc ol { grid-template-columns: repeat(auto-fill, minmax(150px, 1fr)); column-gap: 14px; }
  .plan-card { grid-template-columns: 1fr; gap: 14px; }
  .plan-art { min-height: 120px; }
  .plan-art.has-image { aspect-ratio: 16 / 9; min-height: 0; }
}

/* Detail banner (16:9) */
.plan-cover {
  margin: 28px 0 0;
  max-width: 880px;
  border-radius: 14px;
  border: 1px solid var(--line);
  overflow: hidden;
  background: #12110f;
  aspect-ratio: 16 / 9;
}
.plan-cover img { display: block; width: 100%; height: 100%; object-fit: cover; }

@media (hover: hover) and (pointer: fine) {
  .plan-card { transition: transform 160ms var(--ease-out); }
  .plan-art.has-image img { transition: transform 240ms ease-out; }
  .plan-card:hover .plan-art.has-image img { transform: scale(1.04); }
}
.plan-card:active { transform: scale(0.995); }
@media (prefers-reduced-motion: reduce) {
  .plan-card { transition: none; }
  .plan-card:active { transform: none; }
  .plan-art.has-image img { transition: none; }
  .plan-card:hover .plan-art.has-image img { transform: none; }
}

/* Feature tab and feature detail: the lavender K-Content block (kcontent.css) sits inside the dark page. */
.plan-kc .plan-tabs { margin-bottom: 28px; }
.plan-kc .kc { margin-top: 0; box-shadow: 0 0 0 1px rgba(255, 255, 255, .06), 0 24px 60px rgba(0, 0, 0, .35); }
.plan-kc.plan-detail .plan-crumb { margin-bottom: 20px; }
.plan-kc .kc-section[id] { scroll-margin-top: 84px; }