.lifecycle-section { padding: clamp(102px, 12vw, 160px) 0; background: var(--canvas); }
.lifecycle-label { width: fit-content; color: var(--blue-dark); font-family: var(--mono); font-size: .66rem; font-weight: 500; letter-spacing: .09em; text-transform: uppercase; }
.lifecycle-heading h2 { margin: 0; font-size: clamp(2.65rem, 5.3vw, 5rem); line-height: .98; letter-spacing: -.062em; }
.lifecycle-heading > p:last-child { margin: 0; color: var(--ink-soft); font-size: .92rem; line-height: 1.75; }
.lifecycle-diagram { margin-top: 62px; }
.lifecycle-timeline { height: 54px; padding: 0 9%; display: flex; align-items: flex-start; justify-content: space-between; position: relative; color: var(--ink-soft); font-family: var(--mono); font-size: .61rem; text-transform: uppercase; letter-spacing: .07em; }
.lifecycle-timeline::before { content: ""; position: absolute; top: 33px; left: 4%; right: 4%; height: 2px; background: var(--ink); }
.lifecycle-timeline::after { content: ""; position: absolute; top: 26px; right: 3.5%; width: 12px; height: 12px; border-top: 2px solid var(--ink); border-right: 2px solid var(--ink); transform: rotate(45deg); }
.lifecycle-flow { margin: 0; padding: 0; display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 17px; list-style: none; }
.lifecycle-stage { position: relative; min-width: 0; }
.lifecycle-stage:not(:last-child)::after { content: "→"; position: absolute; z-index: 4; top: 49%; right: -24px; width: 31px; height: 31px; display: grid; place-items: center; border: 1.5px solid var(--ink); border-radius: 50%; background: var(--paper); color: var(--ink); font-family: var(--mono); font-size: .74rem; box-shadow: 2px 2px 0 var(--ink); }
.stage-timing { min-height: 47px; padding: 13px 17px; border: 2px solid var(--ink); border-bottom: 0; border-radius: 15px 15px 0 0; color: var(--ink); font-family: var(--mono); font-size: .62rem; font-weight: 500; text-transform: uppercase; letter-spacing: .08em; }
.stage-card { min-height: 440px; padding: 29px 27px 26px; display: flex; flex-direction: column; border: 2px solid var(--ink); border-radius: 0 0 15px 15px; box-shadow: 7px 7px 0 var(--ink); }
.stage-supply .stage-timing,
.stage-supply .stage-card { background: var(--product-supply-chain-colour); }
.stage-runtime .stage-timing,
.stage-runtime .stage-card { background: var(--product-runtime-colour); color: var(--ink); }
.stage-hunt .stage-timing,
.stage-hunt .stage-card { background: var(--product-hunt-colour); }
.stage-card > p { margin: 0; color: var(--blue-dark); font-family: var(--mono); font-size: .62rem; font-weight: 500; text-transform: uppercase; letter-spacing: .07em; }
.stage-runtime .stage-card > p { color: var(--blue-dark); }
.stage-card h3 { margin: 15px 0 0; font-size: clamp(2rem, 3vw, 2.8rem); line-height: 1; letter-spacing: -.05em; }
.stage-card > strong { display: block; margin-top: 18px; font-size: .9rem; line-height: 1.5; }
.stage-card ul { margin: 26px 0 30px; padding: 21px 0 0; display: grid; gap: 10px; border-top: 1.5px solid rgba(17,21,40,.35); list-style: none; }
.stage-runtime .stage-card ul { border-color: var(--ink); }
.stage-card li { position: relative; padding-left: 19px; font-size: .72rem; font-weight: 650; }
.stage-card li::before { content: "•"; position: absolute; left: 2px; color: var(--blue-dark); }
.stage-runtime .stage-card li::before { color: var(--blue-dark); }
.lifecycle-action { width: fit-content; min-height: 42px; margin-top: auto; padding: 9px 12px; display: inline-flex; align-items: center; gap: 7px; border-radius: 8px; background: var(--paper); color: var(--ink); font-size: .72rem; text-decoration: none; }
.lifecycle-action:focus-visible { outline: none; box-shadow: 3px 3px 0 var(--ink), 0 0 0 4px var(--pink), 0 0 0 7px var(--ink); }
.home-main > .lifecycle-section { grid-column: 1 / -1; width: 100%; }

@media (max-width: 1000px) {
  .lifecycle-heading > p:last-child { max-width: 680px; }
  .lifecycle-flow { grid-template-columns: 1fr; gap: 32px; }
  .lifecycle-timeline { display: none; }
  .lifecycle-stage:not(:last-child)::after { content: "↓"; top: auto; right: 50%; bottom: -31px; transform: translateX(50%); }
  .stage-card { min-height: 0; }
}

@media (max-width: 620px) {
  .lifecycle-heading h2 { font-size: clamp(2.45rem, 12vw, 3.25rem); }
  .lifecycle-diagram { margin-top: 46px; }
  .stage-card { padding: 25px 21px; }
  .stage-card h3 { font-size: 2.15rem; }
}