/* Shared shell for the secondary pages (case study, skill, game). */
body.subpage { cursor: auto; }
body.subpage a, body.subpage button { cursor: pointer; }
.page-head { max-width: 1240px; margin: 0 auto; padding: 150px 40px 40px; }
.page-head .back { display: inline-flex; gap: 8px; color: var(--muted); font-size: 14px; margin-bottom: 28px; transition: color .2s; }
.page-head .back:hover { color: var(--text); }
.page-head h1 { font-size: clamp(44px, 8vw, 104px); line-height: .95; letter-spacing: -0.05em; margin: 14px 0 20px; }
.page-head .lead { color: var(--muted); font-size: clamp(18px, 2vw, 22px); max-width: 720px; }
body.subpage main section { padding-top: 20px; }
body.subpage .sec-bar { display: none; }
body.subpage footer { margin-top: 60px; }

/* ---------- Case study ---------- */
.cs-meta { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1px; margin-top: 48px; background: var(--border); border: 1px solid var(--border); border-radius: 18px; overflow: hidden; }
.cs-meta div { background: var(--bg-2); padding: 18px 20px; }
.cs-meta dt { font-size: 12px; color: var(--muted); margin-bottom: 4px; }
.cs-meta dd { font-weight: 500; }

.cs-strip { display: flex; gap: 20px; overflow-x: auto; padding: 40px max(40px, calc((100% - 1240px) / 2 + 40px)) 30px; scroll-snap-type: x mandatory; scrollbar-width: thin; }
.cs-strip figure { flex: none; width: 230px; margin: 0; scroll-snap-align: center; }
.cs-strip img { width: 100%; border-radius: 26px; border: 6px solid #15151d; box-shadow: 0 30px 60px -30px rgba(0,0,0,.9); transition: transform .5s var(--ease); }
.cs-strip figure:hover img { transform: translateY(-8px) rotate(-1deg); }
.cs-strip figcaption { color: var(--muted); font-size: 13px; margin-top: 12px; text-align: center; }

.cs-body { max-width: 760px; margin: 0 auto; padding: 40px 20px; }
.cs-body h2 { font-size: 13px; font-family: "JetBrains Mono", monospace; font-weight: 600; color: var(--muted); text-transform: uppercase; letter-spacing: .14em; margin: 64px 0 16px; }
.cs-body h3 { font-size: clamp(26px, 3vw, 34px); letter-spacing: -0.03em; line-height: 1.15; margin-bottom: 16px; }
.cs-body p { font-family: "Newsreader", Georgia, serif; font-size: clamp(19px, 2vw, 21px); line-height: 1.7; color: #d9d9e6; margin-bottom: 18px; }
.cs-body code { font-family: "JetBrains Mono", monospace; font-size: .8em; padding: 2px 6px; border-radius: 6px; background: rgba(255,255,255,.07); color: var(--accent-2); }
.cs-steps { list-style: none; counter-reset: s; display: grid; gap: 14px; margin: 8px 0 20px; }
.cs-steps li { counter-increment: s; position: relative; padding: 18px 20px 18px 64px; border-radius: 16px; background: var(--card); border: 1px solid var(--border); color: var(--text-2, #c9c9d8); line-height: 1.55; }
.cs-steps li::before { content: counter(s, decimal-leading-zero); position: absolute; left: 20px; top: 18px; font: 600 13px "JetBrains Mono", monospace; color: var(--accent-2); }
.cs-steps b { color: var(--text); }
.cs-quote { margin: 40px 0; padding: 28px 30px; border-radius: 20px; border-left: 3px solid var(--accent-2); background: linear-gradient(90deg, color-mix(in srgb, var(--accent-2) 10%, transparent), transparent); font-family: "Newsreader", Georgia, serif; font-style: italic; font-size: clamp(21px, 2.4vw, 26px); line-height: 1.45; }
.cs-numbers { display: grid; grid-template-columns: repeat(3, 1fr); gap: 12px; margin: 24px 0; }
.cs-numbers div { padding: 20px; border-radius: 16px; background: var(--card); border: 1px solid var(--border); }
.cs-numbers b { display: block; font: 600 34px "JetBrains Mono", monospace; letter-spacing: -0.04em; }
.cs-numbers span { color: var(--muted); font-size: 13px; }
.cs-cta { margin: 72px 0 20px; padding: 32px; border-radius: 24px; background: var(--card); border: 1px solid var(--border); text-align: center; }
.cs-cta p { font-family: "Space Grotesk", sans-serif; font-size: 22px; color: var(--text); letter-spacing: -0.02em; }
.cs-cta .cta { display: flex; gap: 12px; justify-content: center; flex-wrap: wrap; margin-top: 16px; }

/* link to the case study from the home card */
.card-link { display: inline-flex; gap: 8px; margin-top: 18px; color: var(--accent-2); font-weight: 600; font-size: 15px; }
.card-link:hover { text-decoration: underline; text-underline-offset: 4px; }
.more-links { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; margin-top: 40px; }
.more-link { display: flex; justify-content: space-between; align-items: center; gap: 16px; padding: 22px 24px; border-radius: 20px; background: var(--card); border: 1px solid var(--border); transition: border-color .3s, transform .4s var(--ease); }
.more-link:hover { border-color: var(--accent-2); transform: translateY(-4px); }
.more-link b { display: block; font-size: 18px; letter-spacing: -0.02em; }
.more-link span { color: var(--muted); font-size: 14px; }
.more-link i { font-style: normal; font-size: 22px; color: var(--accent-2); }

@media (max-width: 800px) {
  .page-head { padding: 120px 20px 24px; }
  .cs-meta { grid-template-columns: 1fr 1fr; }
  .cs-numbers { grid-template-columns: 1fr; }
  .cs-strip { padding: 24px 20px; }
  .cs-strip figure { width: 190px; }
  .more-links { grid-template-columns: 1fr; }
}