/* The public KS3 Computing page (the approved AI Labs look; unit cards from ks3.css). */
.ks3c-main { padding-block: 26px 60px; }
.ks3c-cta { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 18px !important; }
.ks3c-go, .ks3c-ghost { display: inline-flex; align-items: center; justify-content: center; min-height: 48px; padding: 10px 22px; border-radius: 999px; font-weight: 800; text-decoration: none; }
.ks3c-go { background: var(--chalk); color: var(--deep) !important; box-shadow: 0 8px 20px rgb(0 0 0 / .18); }
.ks3c-ghost { border: 2px solid currentColor; color: inherit; }
.labs-section .ks3c-go { background: var(--deep); color: #FFFFFF !important; box-shadow: inset 0 -4px 0 var(--chalk); }
.labs-section .ks3c-ghost { color: var(--deep); border-color: var(--line); }
.ks3c-go:focus-visible, .ks3c-ghost:focus-visible { outline: 3px solid var(--chalk); outline-offset: 3px; }

.ks3c-stats { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 14px; margin: 6px 0 18px; }
.ks3c-stats > div { display: grid; gap: 2px; padding: 16px 18px; border-radius: 22px; background: var(--soft); border: 1px solid var(--mint); }
.ks3c-stats b { font-family: var(--font-display); font-size: 2.4rem; line-height: 1; color: var(--deep); }
.ks3c-stats span { color: var(--muted); font-weight: 600; }
.ks3c-tiles { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 14px; }
.ks3c-tiles article { padding: 18px; border-radius: 22px; border: 1px solid var(--line); background: var(--surface); box-shadow: 0 8px 22px rgb(14 77 62 / .06); }
.ks3c-tiles article > span { font-size: 2rem; }
.ks3c-tiles h3 { margin: 6px 0 4px; font-family: var(--font-display); color: var(--deep); font-size: 1.15rem; }
.ks3c-tiles p { margin: 0; color: var(--muted); line-height: 1.5; }

.ks3c-unit { margin-top: 20px; padding-top: 6px; border-top: 3px solid var(--chalk); }
.ks3c-unit-title { font-family: var(--font-display); color: var(--deep); font-size: 1.5rem; margin: 12px 0 10px; }
.ks3c-unit-cta { margin: 6px 0 0; font-weight: 600; }

.ks3c-live { display: grid; grid-template-columns: minmax(0, 1.4fr) minmax(260px, 1fr); gap: 24px; align-items: center; }
.ks3c-steps { margin: 0; padding-left: 1.4em; display: grid; gap: 10px; font-size: 1.08rem; line-height: 1.5; }
.ks3c-steps li::marker { font-weight: 800; color: var(--accent); }
.ks3c-join { display: grid; justify-items: center; gap: 6px; padding: 26px 18px; border-radius: 26px; text-align: center; color: #FFFFFF;
  background: radial-gradient(circle at 15% 20%, rgb(244 200 66 / .28), transparent 45%), linear-gradient(135deg, #0B2A22, var(--deep) 55%, var(--accent)); box-shadow: inset 0 -6px 0 var(--chalk); }
.ks3c-join span { color: #DDF3EA; font-weight: 700; }
.ks3c-join b { font-family: var(--font-display); font-size: clamp(1.5rem, 3vw, 2.3rem); color: var(--chalk); }
.ks3c-join i { font-style: normal; font-family: var(--font-mono); font-size: 2rem; letter-spacing: .16em; background: #FFFFFF; color: var(--deep); border-radius: 14px; padding: 2px 14px; }

.ks3c-prices { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 14px; }
.ks3c-prices article { position: relative; display: flex; flex-direction: column; gap: 6px; padding: 20px; border-radius: 24px; border: 2px solid var(--line); background: var(--surface); }
.ks3c-prices article.best { border-color: var(--chalk); background: #FFFBEA; box-shadow: 0 0 0 3px rgb(244 200 66 / .35); }
.ks3c-prices h3 { margin: 0; font-family: var(--font-display); color: var(--deep); font-size: 1.25rem; }
.ks3c-price { margin: 0; font-family: var(--font-display); font-size: 2rem; font-weight: 800; color: var(--accent); }
.ks3c-price small { font-size: .95rem; color: var(--muted); font-weight: 600; }
.ks3c-prices .fine { margin: -4px 0 0; }
.ks3c-prices ul { margin: 6px 0 12px; padding-left: 1.1em; display: grid; gap: 4px; }
.ks3c-prices .ks3c-go, .ks3c-prices .ks3c-ghost { margin-top: auto; }
.ks3c-flag { position: absolute; top: -12px; right: 16px; font-size: .75rem; font-weight: 800; background: var(--chalk); color: var(--deep); border-radius: 999px; padding: 3px 10px; }
.ks3c-bundle { margin: 16px 0 0; padding: 14px 18px; border-radius: 18px; background: var(--soft); border: 1px solid var(--mint); }
@media (max-width: 1100px) { .ks3c-prices, .ks3c-tiles { grid-template-columns: repeat(2, minmax(0, 1fr)); } }
@media (max-width: 760px) { .ks3c-stats { grid-template-columns: repeat(2, minmax(0, 1fr)); } .ks3c-live { grid-template-columns: minmax(0, 1fr); } }
@media (max-width: 560px) { .ks3c-prices, .ks3c-tiles { grid-template-columns: minmax(0, 1fr); } }