.page-lower--keeper {
  --keeper-blue: #075eae;
  --keeper-deep: #17365d;
  --keeper-sky: #e9faff;
  --keeper-paper: #fffdf7;
  --keeper-stamp: #f0a94d;
  --keeper-line: rgba(42, 148, 214, .22);
}

@media (min-width: 1200px) {
  .page-lower--keeper .lower-breadcrumb,
  .page-lower--keeper .lower-hero__inner,
  .page-lower--keeper .lower-nav,
  .page-lower--keeper .lower-page-nav,
  .page-lower--keeper .lower-content,
  .page-lower--keeper .lower-related,
  .page-lower--keeper .lower-pager,
  .page-lower--keeper .lower-back,
  .page-lower--keeper .keeper-schedule,
  .page-lower--keeper .keeper-backyard,
  .page-lower--keeper .keeper-observation,
  .page-lower--keeper .keeper-faq {
    width: min(1680px, 100% - 64px);
  }

  .page-lower--keeper .lower-breadcrumb,
  .page-lower--keeper .lower-hero__inner {
    width: min(1680px, 100% - 64px);
  }

  .page-lower--keeper .lower-hero__inner {
    grid-template-columns: minmax(0, .86fr) minmax(430px, .78fr);
  }
}

.page-lower--keeper .lower-main {
  background:
    radial-gradient(circle at 8% 26rem, rgba(159, 233, 246, .24), transparent 17rem),
    radial-gradient(circle at 88% 48rem, rgba(244, 184, 90, .12), transparent 15rem),
    #fff;
}

.page-lower--keeper .lower-nav {
  margin-top: clamp(.8rem, 2vw, 1.6rem);
}

.page-lower--keeper .lower-nav__item {
  justify-content: center;
  word-break: keep-all;
  text-align: center;
}

.keeper-hero .lower-hero__inner {
  background:
    linear-gradient(90deg, rgba(255, 255, 255, .94) 0 42%, rgba(255, 255, 255, .18) 66%),
    radial-gradient(circle at 88% 16%, rgba(159, 233, 246, .34), transparent 16rem),
    linear-gradient(135deg, #fff 0%, #effbff 56%, #dff7fb 100%);
}

.keeper-hero__label {
  color: var(--keeper-blue);
}

.keeper-hero__visual {
  aspect-ratio: 16 / 10;
  box-shadow:
    inset 0 0 0 6px rgba(255, 255, 255, .62),
    0 18px 38px rgba(12, 111, 172, .16);
}

.keeper-hero__visual img {
  object-position: center 46%;
}

.keeper-hero__visual figcaption {
  position: absolute;
  top: 1rem;
  left: 1rem;
  z-index: 1;
  padding: .42rem .82rem;
  color: #fff;
  font-size: .78rem;
  font-weight: 700;
  line-height: 1.2;
  background: rgba(0, 72, 143, .78);
  border: 1px solid rgba(255, 255, 255, .38);
  border-radius: 999px;
  backdrop-filter: blur(6px);
}

.keeper-hero-title span {
  display: inline-block;
  margin-inline: .04em;
  font-size: .58em;
  line-height: 1;
  vertical-align: .12em;
}

.keeper-answer {
  background:
    radial-gradient(circle at 96% 12%, rgba(244, 184, 90, .16), transparent 8rem),
    linear-gradient(180deg, rgba(255, 255, 255, .98), rgba(247, 253, 255, .95));
}

.keeper-mission-board {
  overflow: hidden;
  background:
    linear-gradient(180deg, rgba(255, 255, 255, .98), rgba(249, 253, 255, .96)),
    #fff;
}

.keeper-mission-board::before {
  position: absolute;
  top: 1.2rem;
  right: 1.2rem;
  width: clamp(74px, 8vw, 132px);
  aspect-ratio: 1;
  content: "";
  background:
    radial-gradient(circle at 42% 38%, rgba(255, 255, 255, .85) 0 18%, transparent 19%),
    rgba(159, 233, 246, .22);
  border-radius: 50%;
}

.keeper-mission-board__grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: clamp(.9rem, 1.6vw, 1.25rem);
  margin-top: clamp(1rem, 2vw, 1.5rem);
}

.keeper-mission-card {
  position: relative;
  min-height: 100%;
  padding: clamp(1rem, 1.8vw, 1.35rem);
  background:
    linear-gradient(#f1fbff 1px, transparent 1px) 0 3.1rem / 100% 2rem,
    #fff;
  border: 1px solid var(--keeper-line);
  border-radius: 8px;
  box-shadow: 0 12px 24px rgba(12, 111, 172, .08);
}

.keeper-mission-card::before {
  position: absolute;
  top: -.48rem;
  left: 50%;
  width: 3.1rem;
  height: 1.05rem;
  content: "";
  background: linear-gradient(180deg, #c8e9f4, #92d6ec);
  border: 1px solid rgba(42, 148, 214, .26);
  border-radius: 0 0 8px 8px;
  transform: translateX(-50%);
}

.keeper-mission-card__stamp {
  display: inline-grid;
  place-items: center;
  width: 2.25rem;
  aspect-ratio: 1;
  color: #fff;
  font-weight: 700;
  background: var(--keeper-stamp);
  border-radius: 50%;
  box-shadow: 0 0 0 4px rgba(244, 184, 90, .16);
}

.keeper-mission-card h3 {
  margin: .85rem 0 .6rem;
  color: #00488f;
  font-size: clamp(1.04rem, 1.25vw, 1.18rem);
  line-height: 1.45;
}

.keeper-mission-card ul,
.keeper-checklist ul,
.keeper-panel ul {
  display: grid;
  gap: .45rem;
  margin: 0;
  padding: 0;
  list-style: none;
}

.keeper-mission-card li,
.keeper-checklist li,
.keeper-panel li {
  position: relative;
  padding-left: 1.35rem;
  color: var(--keeper-deep);
  line-height: 1.65;
}

.keeper-mission-card li::before,
.keeper-checklist li::before,
.keeper-panel li::before {
  position: absolute;
  top: .62em;
  left: 0;
  width: .58rem;
  aspect-ratio: 1;
  content: "";
  background: #fff;
  border: 2px solid #4ca5e5;
  border-radius: 2px;
}

.keeper-schedule {
  width: min(100% - 48px, 1680px);
  margin-right: auto;
  margin-left: auto;
  margin-top: clamp(1.8rem, 4vw, 3.2rem);
}

.keeper-schedule__head {
  max-width: 58rem;
}

.keeper-schedule__list {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: .7rem;
  margin: clamp(1rem, 2vw, 1.5rem) 0 0;
  padding: 0;
  list-style: none;
}

.keeper-schedule__list a {
  display: grid;
  grid-template-columns: 5.2rem minmax(0, 1fr);
  align-items: center;
  gap: .85rem;
  min-height: 58px;
  padding: .7rem .85rem;
  color: var(--keeper-deep);
  background: #f7fdff;
  border: 1px dashed rgba(42, 148, 214, .42);
  border-radius: 8px;
  transition: transform .2s ease, box-shadow .2s ease, background-color .2s ease;
}

.keeper-schedule__list time {
  display: inline-grid;
  place-items: center;
  min-height: 38px;
  color: #fff;
  font-weight: 700;
  background: #1f7ed1;
  border-radius: 999px;
}

.keeper-schedule__list span {
  font-weight: 700;
  line-height: 1.45;
}

.keeper-scenes {
  position: relative;
  justify-items: center;
}

.keeper-scene {
  display: grid;
  grid-template-columns: minmax(280px, .86fr) minmax(0, 1fr);
  gap: clamp(1.2rem, 3vw, 2.4rem);
  align-items: center;
  overflow: hidden;
  isolation: isolate;
  background:
    radial-gradient(circle at 96% 9%, rgba(159, 233, 246, .24), transparent 9rem),
    linear-gradient(180deg, rgba(255, 255, 255, .98), rgba(248, 253, 255, .96));
  width: 100%;
  max-width: 1680px;
}

.keeper-scene::before {
  position: absolute;
  right: 1.25rem;
  bottom: 1.1rem;
  z-index: -1;
  width: clamp(72px, 9vw, 132px);
  aspect-ratio: 1;
  content: "";
  background: var(--keeper-scene-icon, url("../images/sections/keeper/web/illust-squid.png")) center / contain no-repeat;
  opacity: .16;
  transform: rotate(var(--keeper-scene-rotate, -12deg));
}

.keeper-scene:nth-of-type(2n)::before {
  --keeper-scene-icon: url("../images/sections/keeper/web/illust-spiny-lobster.png");
  --keeper-scene-rotate: 10deg;
}

.keeper-scene:nth-of-type(3n)::before {
  --keeper-scene-icon: url("../images/sections/keeper/web/illust-crab.png");
  --keeper-scene-rotate: -8deg;
}

.keeper-scene:nth-of-type(5n)::before {
  --keeper-scene-icon: url("../images/sections/keeper/web/illust-shell02.png");
  --keeper-scene-rotate: 14deg;
}

.keeper-scene--reverse > .keeper-scene__media {
  order: 2;
}

.keeper-scene--reverse > .keeper-scene__body {
  order: 1;
}

.keeper-scene--wide,
.keeper-scene--note-only {
  grid-template-columns: 1fr;
}

.keeper-scene--compact {
  max-width: 1680px;
  margin-right: auto;
  margin-left: auto;
}

.keeper-scene--note-only,
.keeper-scene--break {
  max-width: 1680px;
  margin-right: auto;
  margin-left: auto;
  background:
    linear-gradient(#e6f4fb 1px, transparent 1px) 0 3rem / 100% 2rem,
    var(--keeper-paper);
  border-color: rgba(214, 170, 74, .28);
}

.keeper-scene--peak {
  background:
    radial-gradient(circle at 92% 8%, rgba(244, 184, 90, .16), transparent 9rem),
    linear-gradient(180deg, rgba(255, 255, 255, .98), rgba(247, 253, 255, .95));
}

.keeper-scene--evening {
  background:
    linear-gradient(#e6f4fb 1px, transparent 1px) 0 3rem / 100% 2rem,
    linear-gradient(180deg, #fff, #f3f7ff);
}

.keeper-scene--final {
  background:
    radial-gradient(circle at 95% 10%, rgba(7, 94, 174, .14), transparent 10rem),
    linear-gradient(180deg, rgba(255, 255, 255, .98), #f1f8ff);
}

.keeper-scene__media,
.keeper-scene__gallery figure,
.keeper-backyard-card figure {
  position: relative;
  margin: 0;
  overflow: hidden;
  container-type: inline-size;
  background: #effbff;
  border: 1px solid var(--keeper-line);
  border-radius: 8px;
}

.keeper-scene__media::after,
.keeper-scene__gallery figure::after {
  position: absolute;
  right: clamp(.55rem, 2.4cqw, 1rem);
  bottom: clamp(3.15rem, 8cqw, 3.8rem);
  z-index: 4;
  color: #fff;
  font-family: Georgia, "Times New Roman", serif;
  font-size: clamp(8px, 2.6cqw, 15px);
  font-weight: 700;
  line-height: 1;
  letter-spacing: .03em;
  white-space: nowrap;
  content: "(C)TOBA AQUARIUM";
  text-shadow: 0 1px 3px rgba(0, 31, 56, .72);
  pointer-events: none;
}

.keeper-backyard-card figure::after {
  position: absolute;
  right: clamp(.55rem, 2.4cqw, 1rem);
  bottom: clamp(.55rem, 2.4cqw, 1rem);
  z-index: 4;
  color: #fff;
  font-family: Georgia, "Times New Roman", serif;
  font-size: clamp(8px, 2.6cqw, 15px);
  font-weight: 700;
  line-height: 1;
  letter-spacing: .03em;
  white-space: nowrap;
  content: "(C)TOBA AQUARIUM";
  text-shadow: 0 1px 3px rgba(0, 31, 56, .72);
  pointer-events: none;
}

.keeper-scene__media {
  display: grid;
  grid-template-rows: minmax(0, 1fr) auto;
  aspect-ratio: 4 / 3;
}

.keeper-scene__media img,
.keeper-scene__gallery img,
.keeper-backyard-card img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.keeper-scene__media figcaption,
.keeper-scene__gallery figcaption {
  padding: .62rem .8rem .72rem;
  color: #38698e;
  font-size: .86rem;
  line-height: 1.5;
  background: rgba(255, 255, 255, .93);
}

.keeper-scene__gallery {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: .85rem;
}

.keeper-scene__gallery--two {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.keeper-scene__gallery figure {
  display: grid;
  grid-template-rows: minmax(0, 1fr) auto;
  min-height: 100%;
}

.keeper-scene__gallery img {
  aspect-ratio: 4 / 3;
}

.keeper-scene__label {
  display: inline-flex;
  align-items: center;
  gap: .45rem;
  margin: 0 0 .55rem;
  color: var(--keeper-blue);
  font-size: .82rem;
  font-weight: 700;
  line-height: 1.3;
  letter-spacing: .12em;
}

.keeper-scene__label::before {
  width: .72rem;
  aspect-ratio: 1;
  content: "";
  background: var(--keeper-stamp);
  border-radius: 50%;
}

.keeper-scene__time {
  margin: 0 0 .45rem !important;
}

.keeper-scene__time time {
  display: inline-flex;
  min-height: 40px;
  align-items: center;
  padding: .4rem 1rem;
  color: #fff;
  font-size: clamp(1rem, 1.35vw, 1.2rem);
  font-weight: 700;
  background: linear-gradient(180deg, #4ca5e5, #1f7ed1);
  border-radius: 999px;
}

.keeper-scene__body h2 {
  margin-bottom: .85rem;
}

.keeper-note,
.keeper-caution,
.keeper-record {
  margin-top: 1.05rem !important;
  padding: .95rem 1rem;
  color: var(--keeper-deep);
  background: #fffaf0;
  border: 1px solid rgba(244, 184, 90, .34);
  border-radius: 8px;
}

.keeper-note strong,
.keeper-caution span,
.keeper-record span,
.keeper-checklist span,
.keeper-panel span {
  display: block;
  margin-bottom: .28rem;
  color: #7b5b16;
  font-size: .86rem;
  font-weight: 700;
  line-height: 1.3;
  letter-spacing: .08em;
}

.keeper-checklist,
.keeper-panel {
  margin-top: 1.05rem;
  padding: 1rem;
  background: #f7fdff;
  border: 1px solid var(--keeper-line);
  border-radius: 8px;
}

.keeper-panel ul {
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: .5rem;
}

.keeper-panel li {
  padding: .55rem .75rem .55rem 1.75rem;
  background: #fff;
  border: 1px solid rgba(42, 148, 214, .16);
  border-radius: 8px;
}

.keeper-panel li::before {
  top: .95rem;
  left: .72rem;
}

.keeper-panel--equipment {
  background:
    linear-gradient(90deg, rgba(0, 72, 143, .06) 1px, transparent 1px) 0 0 / 1rem 1rem,
    #f7fdff;
}

#scene-equipment-check .keeper-panel--equipment {
  grid-column: 1 / -1;
  order: 3;
  margin-top: 0;
}

.keeper-panel--equipment ul {
  grid-template-columns: repeat(5, minmax(0, 1fr));
}

.keeper-panel--equipment li {
  white-space: nowrap;
}

.keeper-panel--health {
  background: #fffdf7;
  border-color: rgba(244, 184, 90, .28);
}

.keeper-steps,
.keeper-mini-grid {
  display: flex;
  flex-wrap: wrap;
  gap: .6rem;
  margin-top: 1rem;
}

.keeper-steps span,
.keeper-mini-grid span {
  display: inline-flex;
  align-items: center;
  min-height: 42px;
  padding: .5rem .95rem;
  color: #00488f;
  font-weight: 700;
  background: #f0fbff;
  border: 1px solid var(--keeper-line);
  border-radius: 999px;
}

.keeper-caution {
  background: #fff7ee;
  border-color: rgba(221, 127, 65, .28);
}

.keeper-caution span {
  color: #a54f22;
}

.keeper-record {
  background:
    linear-gradient(#e6f4fb 1px, transparent 1px) 0 .95rem / 100% 1.8rem,
    rgba(255, 255, 255, .58);
}

.keeper-record p {
  color: #38698e;
}

.keeper-record--evening {
  background:
    linear-gradient(#dcecff 1px, transparent 1px) 0 .95rem / 100% 1.8rem,
    rgba(255, 255, 255, .66);
}

.keeper-backyard,
.keeper-observation,
.keeper-faq {
  width: min(100% - 48px, 1680px);
  margin-right: auto;
  margin-left: auto;
  margin-top: clamp(1.8rem, 4vw, 3.2rem);
}

.keeper-backyard {
  overflow: hidden;
  background:
    radial-gradient(circle at 96% 8%, rgba(244, 184, 90, .14), transparent 10rem),
    linear-gradient(180deg, #fff, #f7fdff);
}

.keeper-backyard__grid {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: clamp(.9rem, 1.8vw, 1.25rem);
  margin-top: clamp(1rem, 2vw, 1.4rem);
}

.keeper-backyard-card {
  display: grid;
  flex: 1 1 min(100%, 320px);
  grid-template-rows: auto minmax(0, 1fr);
  max-width: 370px;
  min-height: 100%;
  background: #fff;
  border: 1px solid var(--keeper-line);
  border-radius: 8px;
  box-shadow: 0 12px 26px rgba(12, 111, 172, .08);
}

.keeper-backyard-card figure {
  aspect-ratio: 4 / 3;
  border-width: 0 0 1px;
  border-radius: 8px 8px 0 0;
}

.keeper-backyard-card > div {
  padding: 1rem;
}

.keeper-backyard-card span {
  display: inline-flex;
  margin-bottom: .45rem;
  padding: .28rem .65rem;
  color: #7b5b16;
  font-size: .75rem;
  font-weight: 700;
  background: #fffaf0;
  border: 1px solid rgba(244, 184, 90, .28);
  border-radius: 999px;
}

.keeper-backyard-card h3 {
  margin: 0 0 .45rem;
  color: #00488f;
  font-size: clamp(1.05rem, 1.25vw, 1.18rem);
  line-height: 1.45;
}

.keeper-backyard-card p {
  margin: 0;
  color: var(--keeper-deep);
  line-height: 1.8;
}

.keeper-backyard-card--text {
  min-height: 230px;
  align-content: center;
  background:
    linear-gradient(#e6f4fb 1px, transparent 1px) 0 3rem / 100% 2rem,
    var(--keeper-paper);
}

.keeper-observation__grid {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: clamp(.8rem, 1.5vw, 1.1rem);
  margin-top: clamp(1rem, 2vw, 1.4rem);
}

.page-lower--keeper .lower-related__grid {
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

.keeper-schedule__list a:hover,
.keeper-schedule__list a:focus-visible {
  background: #fff;
  box-shadow: 0 12px 24px rgba(12, 111, 172, .12);
  transform: translateY(-2px);
}

.keeper-schedule__list a:focus-visible,
.keeper-mission-card:focus-within,
.keeper-backyard-card:focus-within {
  outline: 3px solid rgba(42, 148, 214, .42);
  outline-offset: 3px;
}

@media (max-width: 1180px) {
  .keeper-mission-board__grid,
  .keeper-observation__grid,
  .page-lower--keeper .lower-related__grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .keeper-schedule__list {
    grid-template-columns: 1fr;
  }

  .keeper-panel ul {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .keeper-panel--equipment ul {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 900px) {
  .keeper-scene,
  .keeper-scene__gallery,
  .keeper-scene__gallery--two,
  .keeper-backyard__grid {
    grid-template-columns: 1fr;
  }

  .keeper-scene--reverse > .keeper-scene__media,
  .keeper-scene--reverse > .keeper-scene__body {
    order: initial;
  }

  .keeper-scene__media {
    max-height: 440px;
  }
}

@media (max-width: 860px) {
  .keeper-schedule,
  .keeper-backyard,
  .keeper-observation,
  .keeper-faq {
    width: min(100% - 28px, 720px);
  }
}

@media (max-width: 640px) {
  .keeper-mission-board__grid,
  .keeper-observation__grid,
  .page-lower--keeper .lower-related__grid,
  .keeper-panel ul {
    grid-template-columns: 1fr;
  }

  .keeper-panel--equipment ul {
    grid-template-columns: 1fr;
  }

  .keeper-schedule__list a {
    grid-template-columns: 4.6rem minmax(0, 1fr);
    gap: .65rem;
  }

  .keeper-scene__media figcaption,
  .keeper-scene__gallery figcaption {
    font-size: .82rem;
  }

  .keeper-hero__visual figcaption {
    top: .7rem;
    left: .7rem;
  }
}