/* The immersive opening and shared header stay unchanged. The plan is one
   editorial scroll sequence: each chapter covers the preceding chapter. */
.sustainability-plan {
  --plan-card-top: calc(var(--site-header-height) + 12px);
  --plan-card-stack-top: calc(var(--plan-card-top) + 84px);
  --plan-card-final-top: calc(var(--plan-card-stack-top) + 60px);
  --plan-footer-gap: 48px;
  position: relative;
  isolation: isolate;
  padding-top: calc(var(--site-header-height) + 12px);
  margin-bottom: var(--plan-footer-gap);
  background: var(--paper);
}
.sustainability-plan::after {
  content: "";
  display: block;
  height: calc(100svh - var(--plan-card-stack-top));
}
.sustainability-plan__tab {
  position: absolute;
  top: 28px;
  left: clamp(28px, 3vw, 44px);
  margin: 0;
  padding: 7px 12px;
  border-radius: 999px;
  color: var(--ink-deep);
  background: var(--flamingo-pink);
  font-size: 11px;
  font-weight: 600;
  line-height: 1.2;
  letter-spacing: .04em;
  text-transform: uppercase;
}
.sustainability-card {
  position: sticky;
  top: var(--plan-card-top);
  min-height: calc(100svh - var(--plan-card-top));
  padding: clamp(28px, 3vw, 44px);
  border-radius: 30px 30px 0 0;
  color: var(--ink-deep);
  background: #fff;
}
.sustainability-card--water { z-index: 1; }
.sustainability-card--waste { z-index: 2; top: var(--plan-card-stack-top); min-height: calc(100svh - var(--plan-card-stack-top)); background: #f9e1d4; }
.sustainability-card--packaging {
  z-index: 3;
  top: var(--plan-card-final-top);
  min-height: calc(100svh - var(--plan-card-final-top));
  isolation: isolate;
  border-radius: 30px;
  background: transparent;
}
.sustainability-card--packaging::before,
.sustainability-card--packaging::after {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
}
.sustainability-card--packaging::before {
  top: auto;
  bottom: calc(-1 * var(--plan-footer-gap));
  height: calc(var(--plan-footer-gap) + 30px);
  z-index: -1;
  background: var(--paper);
}
.sustainability-card--packaging::after {
  z-index: 0;
  border-radius: inherit;
  background: #edf3e3;
}
.sustainability-card__inner {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1.04fr);
  align-items: center;
  gap: clamp(40px, 5vw, 86px);
  min-height: calc(100svh - var(--plan-card-top) - clamp(56px, 6vw, 88px));
}
.sustainability-card--water .sustainability-card__copy {
  max-width: none;
  padding-inline: 0;
}
.sustainability-card--waste .sustainability-card__inner {
  min-height: calc(100svh - var(--plan-card-stack-top) - clamp(56px, 6vw, 88px));
}
.sustainability-card--packaging .sustainability-card__inner {
  position: relative;
  z-index: 1;
  min-height: calc(100svh - var(--plan-card-final-top) - clamp(56px, 6vw, 88px));
}
.sustainability-card__copy {
  min-width: 0;
  max-width: 56ch;
  padding-inline: clamp(0px, 1.4vw, 20px);
}
.sustainability-card__copy h2 {
  margin: 0 0 clamp(18px, 2vw, 28px);
  font: 600 clamp(36px, 3.6vw, 54px)/1.02 "Parkinsans", sans-serif;
  letter-spacing: -.045em;
  text-transform: uppercase;
}
.sustainability-card__copy p {
  margin: 0;
  font-size: clamp(16px, 1.26vw, 18px);
  font-weight: 400;
  line-height: 1.45;
  text-wrap: pretty;
}
.sustainability-card__copy p + p { margin-top: 16px; }
.sustainability-card__copy .sustainability-card__list-intro { margin-top: 22px; }
.sustainability-card__checks {
  display: grid;
  gap: 7px;
  margin: 16px 0 0;
  padding: 0;
  list-style: none;
}
.sustainability-card__checks li {
  display: grid;
  grid-template-columns: 24px minmax(0, 1fr);
  align-items: start;
  gap: 10px;
  font-size: clamp(14px, 1.06vw, 16px);
  line-height: 1.35;
}
.sustainability-card__checks img { display: block; width: 24px; height: 24px; }
.sustainability-card__media {
  height: calc(100svh - var(--plan-card-top) - clamp(56px, 6vw, 88px));
  max-height: 720px;
  min-height: 0;
  margin: 0;
  overflow: hidden;
  border-radius: var(--media-radius);
  background: var(--orange-soft);
}
.sustainability-card__media img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.sustainability-card--water .sustainability-card__media img { object-position: 50% 52%; }
.sustainability-card--waste .sustainability-card__media img { object-position: 50% 58%; }
.sustainability-card--packaging .sustainability-card__media img { object-position: 50% 48%; }
.sustainability-card--waste .sustainability-card__media {
  height: calc(100svh - var(--plan-card-stack-top) - clamp(56px, 6vw, 88px));
}
.sustainability-card--packaging .sustainability-card__media {
  height: calc(100svh - var(--plan-card-final-top) - clamp(56px, 6vw, 88px));
}
/* Short and narrow viewports must never clip the six water measures. The
   chapter surfaces still overlap, but remain in natural reading flow. */
@media (max-width: 900px), (max-height: 820px) {
  .sustainability-plan::after { display: none; }
  .sustainability-plan { --plan-footer-gap: 32px; }
  .sustainability-card,
  .sustainability-card--waste,
  .sustainability-card--packaging { position: relative; top: auto; min-height: 0; }
  .sustainability-card--waste,
  .sustainability-card--packaging { margin-top: -18px; }
  .sustainability-card--packaging { background: #edf3e3; }
  .sustainability-card--packaging::before,
  .sustainability-card--packaging::after { display: none; }
  .sustainability-card__inner,
  .sustainability-card--water .sustainability-card__inner,
  .sustainability-card--waste .sustainability-card__inner,
  .sustainability-card--packaging .sustainability-card__inner { min-height: 0; }
  .sustainability-card__media,
  .sustainability-card--waste .sustainability-card__media,
  .sustainability-card--packaging .sustainability-card__media { height: clamp(320px, 48vw, 600px); }
}
@media (max-width: 900px) {
  .sustainability-plan { padding-top: calc(var(--site-header-height) + 16px); }
  .sustainability-card { padding: 30px 24px 36px; border-radius: 24px 24px 0 0; }
  .sustainability-card--packaging { border-radius: 24px; }
  .sustainability-card--water { padding-top: 84px; }
  .sustainability-plan__tab { top: 28px; left: 24px; }
  .sustainability-card__inner { grid-template-columns: 1fr; gap: 28px; }
  .sustainability-card__copy { max-width: none; padding: 0; }
  .sustainability-card__copy h2 { font-size: clamp(34px, 8vw, 48px); }
  .sustainability-card__copy p { font-size: 17px; }
  .sustainability-card__checks li { font-size: 15px; }
  .sustainability-card__media,
  .sustainability-card--waste .sustainability-card__media,
  .sustainability-card--packaging .sustainability-card__media { height: clamp(280px, 72vw, 480px); }
}
@media (max-width: 420px) {
  .sustainability-card { padding-inline: 18px; }
  .sustainability-plan__tab { left: 18px; }
  .sustainability-card__copy h2 { font-size: clamp(32px, 9vw, 40px); }
  .sustainability-card__checks { gap: 9px; }
}