.ocean-page {
    --water-top: #3daecb;
    --water-bottom: #0b4f84;
    --floor-color: #e3d0a0;
    --beam-color: rgba(180, 240, 244, 0.3);
    --glint-color: rgba(255, 255, 255, 0.28);
    --particle-opacity: 0.18;
    --beam-opacity: 0.26;
    --floor-opacity: 0.35;
    --depth-shadow: 0.46;
}

.ocean-page .section-heading {
    margin-bottom: 1.25rem;
}

.ocean-hero {
    display: grid;
    grid-template-columns: minmax(0, 1.22fr) minmax(18rem, 0.9fr);
    gap: 1.5rem;
    overflow: hidden;
    position: relative;
}

.ocean-hero::after {
    content: "";
    position: absolute;
    inset: auto auto -24% -10%;
    width: 18rem;
    height: 18rem;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(94, 208, 219, 0.18), transparent 70%);
    pointer-events: none;
}

.ocean-hero__content {
    position: relative;
    z-index: 1;
}

.ocean-hero__actions {
    display: flex;
    flex-wrap: wrap;
    gap: 0.75rem;
    margin-top: 1.5rem;
}

.ocean-hero__highlights {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 0.9rem;
    margin-top: 1.5rem;
}

.ocean-chip-card {
    background: rgba(255, 255, 255, 0.12);
    border: 1px solid rgba(255, 255, 255, 0.15);
    border-radius: 1.1rem;
    padding: 1rem;
    backdrop-filter: blur(6px);
    color: rgba(248, 251, 255, 0.95);
}

.ocean-chip-card__label {
    display: inline-block;
    margin-bottom: 0.5rem;
    font-size: 0.76rem;
    font-weight: 700;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: rgba(193, 244, 241, 0.92);
}

.ocean-hero__visual {
    display: grid;
    gap: 1rem;
    align-content: center;
}

.ocean-window {
    position: relative;
    min-height: 25rem;
    border-radius: 2rem;
    border: 1px solid rgba(255, 255, 255, 0.14);
    overflow: hidden;
    background: linear-gradient(180deg, #91d8f1 0%, #2ea5d0 22%, #0f5c93 48%, #08385d 100%);
    box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.18);
}

.ocean-window__sky,
.ocean-window__water,
.ocean-window__beams,
.ocean-window__reef,
.ocean-window__foam {
    position: absolute;
    inset: 0;
}

.ocean-window__sky {
    inset: 0 0 68% 0;
    background: linear-gradient(180deg, rgba(179, 230, 245, 0.95), rgba(128, 206, 230, 0.92));
}

.ocean-window__sun,
.ocean-window__glow {
    position: absolute;
    border-radius: 50%;
}

.ocean-window__sun {
    width: 5.5rem;
    height: 5.5rem;
    top: 2rem;
    right: 2.5rem;
    background: radial-gradient(circle at 35% 35%, #fffbe1, #ffe18c 68%, rgba(255, 192, 76, 0.92));
    box-shadow: 0 0 30px rgba(255, 221, 137, 0.58);
}

.ocean-window__glow {
    width: 11rem;
    height: 11rem;
    top: -0.25rem;
    right: -0.4rem;
    background: radial-gradient(circle, rgba(255, 228, 162, 0.42), transparent 70%);
}

.ocean-window__surface {
    position: absolute;
    left: -2%;
    right: -2%;
    top: 31.5%;
    height: 0.75rem;
    border-radius: 999px;
    background:
        radial-gradient(circle at 12% 50%, rgba(255, 255, 255, 0.82) 0 16%, transparent 17%),
        radial-gradient(circle at 36% 50%, rgba(255, 255, 255, 0.78) 0 14%, transparent 15%),
        radial-gradient(circle at 68% 50%, rgba(255, 255, 255, 0.82) 0 14%, transparent 15%),
        linear-gradient(90deg, rgba(255, 255, 255, 0.55), rgba(166, 237, 245, 0.85), rgba(255, 255, 255, 0.5));
}

.ocean-window__water {
    inset: 32% 0 0;
    background: linear-gradient(180deg, rgba(59, 173, 199, 0.95), rgba(14, 95, 143, 0.98) 45%, rgba(8, 45, 82, 0.98) 100%);
}

.ocean-window__beams {
    background:
        linear-gradient(111deg, transparent 0 32%, rgba(185, 243, 246, 0.24) 33% 37%, transparent 38%),
        linear-gradient(99deg, transparent 0 42%, rgba(191, 245, 247, 0.2) 43% 46%, transparent 47%),
        linear-gradient(87deg, transparent 0 58%, rgba(190, 240, 247, 0.14) 59% 62%, transparent 63%);
    mix-blend-mode: screen;
}

.ocean-window__foam {
    background:
        radial-gradient(circle at 18% 33%, rgba(255, 255, 255, 0.75) 0 0.38rem, transparent 0.45rem),
        radial-gradient(circle at 55% 34%, rgba(255, 255, 255, 0.72) 0 0.35rem, transparent 0.43rem),
        radial-gradient(circle at 81% 34%, rgba(255, 255, 255, 0.7) 0 0.32rem, transparent 0.4rem);
    opacity: 0.8;
}

.ocean-window__reef {
    inset: auto 0 0;
    height: 24%;
    background:
        radial-gradient(circle at 18% 110%, rgba(100, 196, 160, 0.25), transparent 24%),
        radial-gradient(circle at 55% 110%, rgba(65, 111, 86, 0.22), transparent 25%),
        linear-gradient(180deg, rgba(0, 0, 0, 0) 0%, rgba(225, 206, 166, 0.08) 16%, rgba(36, 73, 71, 0.92) 100%);
}

.ocean-window__reef::before,
.ocean-window__reef::after {
    content: "";
    position: absolute;
    bottom: 22%;
    width: 3.8rem;
    height: 5rem;
    background: linear-gradient(180deg, rgba(76, 151, 123, 0.05), rgba(76, 151, 123, 0.58) 48%, rgba(44, 92, 79, 0.95) 100%);
    clip-path: polygon(50% 0%, 62% 18%, 54% 42%, 72% 64%, 60% 100%, 40% 74%, 28% 100%, 18% 62%, 35% 38%, 28% 18%);
    filter: drop-shadow(0 10px 16px rgba(6, 32, 53, 0.24));
}

.ocean-window__reef::before {
    left: 2.4rem;
}

.ocean-window__reef::after {
    right: 3rem;
    width: 3rem;
    height: 4.4rem;
}

.ocean-window__fish {
    position: absolute;
    width: 2.1rem;
    height: 1rem;
    border-radius: 999px 60% 60% 999px;
    background: linear-gradient(90deg, rgba(198, 241, 246, 0.7), rgba(111, 208, 224, 0.58));
    box-shadow: 1rem 0 0 -0.45rem rgba(198, 241, 246, 0.5);
}

.ocean-window__fish::after {
    content: "";
    position: absolute;
    inset: 0 auto 0 -0.52rem;
    margin: auto 0;
    width: 0.72rem;
    height: 0.7rem;
    background: rgba(198, 241, 246, 0.7);
    clip-path: polygon(100% 50%, 0 0, 0 100%);
}

.ocean-window__fish--one {
    top: 46%;
    left: 22%;
    animation: ocean-fish-swim 12s ease-in-out infinite;
}

.ocean-window__fish--two {
    top: 61%;
    right: 20%;
    transform: scale(0.84);
    animation: ocean-fish-swim 14s ease-in-out infinite reverse;
}

.ocean-hero__caption {
    padding: 1rem 1.1rem;
    border-radius: 1rem;
    background: rgba(255, 255, 255, 0.12);
    border: 1px solid rgba(255, 255, 255, 0.12);
    color: rgba(248, 251, 255, 0.92);
}

.ocean-lab__grid {
    display: grid;
    grid-template-columns: minmax(20rem, 22rem) minmax(0, 1fr);
    gap: 1.5rem;
    align-items: start;
}

.ocean-lab__controls {
    display: grid;
    gap: 1rem;
}

.ocean-preset-row {
    display: flex;
    flex-wrap: wrap;
    gap: 0.6rem;
}

.ocean-control {
    padding: 1rem;
    border-radius: 1rem;
    background: rgba(18, 52, 88, 0.04);
    border: 1px solid rgba(18, 52, 88, 0.08);
}

.ocean-control__header,
.ocean-control__ends,
.ocean-summary__chips,
.ocean-worlds__facts,
.ocean-signal__header {
    display: flex;
    justify-content: space-between;
    gap: 0.8rem;
}

.ocean-control__header output {
    font-weight: 700;
    color: var(--site-primary);
}

.ocean-control__ends {
    color: var(--site-muted);
    font-size: 0.86rem;
}

.ocean-summary {
    padding: 1rem 1.05rem;
    border-radius: 1rem;
    background: linear-gradient(135deg, rgba(10, 80, 115, 0.07), rgba(63, 180, 193, 0.08));
    border: 1px solid rgba(18, 52, 88, 0.1);
}

.ocean-summary__lead {
    font-size: 1rem;
}

.ocean-summary__chips {
    flex-wrap: wrap;
}

.ocean-summary__chip {
    display: inline-flex;
    align-items: center;
    padding: 0.45rem 0.7rem;
    border-radius: 999px;
    background: rgba(255, 255, 255, 0.78);
    font-size: 0.9rem;
}

.ocean-lab__display {
    display: grid;
    gap: 1rem;
}

.ocean-stage {
    position: relative;
    min-height: 23rem;
    border-radius: 1.6rem;
    border: 1px solid rgba(18, 52, 88, 0.1);
    overflow: hidden;
    background: #dff4f6;
    box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.5);
}

.ocean-stage__sky,
.ocean-stage__glint,
.ocean-stage__water,
.ocean-stage__beams,
.ocean-stage__particles,
.ocean-stage__floor,
.ocean-stage__depth {
    position: absolute;
    inset: 0;
}

.ocean-stage__sky {
    inset: 0 0 26% 0;
    background:
        radial-gradient(circle at 82% 18%, rgba(255, 248, 209, 0.38), transparent 18%),
        linear-gradient(180deg, #bceef5 0%, #7cd0e2 56%, rgba(108, 214, 225, 0.18) 100%);
}

.ocean-stage__sun {
    position: absolute;
    width: clamp(3.2rem, 8vw, 4.6rem);
    aspect-ratio: 1;
    top: 1.75rem;
    right: 2rem;
    border-radius: 50%;
    background: radial-gradient(circle at 35% 35%, #fffbe0, #ffe292 70%, #f6be58);
    box-shadow: 0 0 28px rgba(255, 221, 130, 0.56);
}

.ocean-stage__glint {
    inset: 28% 0 auto;
    height: 14%;
    background:
        radial-gradient(circle at 16% 40%, var(--glint-color) 0 0.65rem, transparent 0.75rem),
        radial-gradient(circle at 33% 42%, var(--glint-color) 0 0.72rem, transparent 0.82rem),
        radial-gradient(circle at 54% 36%, var(--glint-color) 0 0.88rem, transparent 1rem),
        radial-gradient(circle at 74% 42%, var(--glint-color) 0 0.66rem, transparent 0.78rem),
        linear-gradient(180deg, rgba(255, 255, 255, 0.14), rgba(255, 255, 255, 0));
}

.ocean-stage__water {
    inset: 30% 0 0;
    background:
        linear-gradient(180deg, var(--water-top) 0%, var(--water-bottom) 88%),
        linear-gradient(180deg, rgba(255, 255, 255, 0.06), rgba(0, 0, 0, 0));
}

.ocean-stage__beams {
    opacity: var(--beam-opacity);
    background:
        linear-gradient(107deg, transparent 0 24%, var(--beam-color) 25% 29%, transparent 30%),
        linear-gradient(98deg, transparent 0 38%, var(--beam-color) 39% 43%, transparent 44%),
        linear-gradient(91deg, transparent 0 56%, var(--beam-color) 57% 60%, transparent 61%);
    mix-blend-mode: screen;
}

.ocean-stage__particles {
    opacity: var(--particle-opacity);
    background:
        radial-gradient(circle at 14% 44%, rgba(255, 255, 255, 0.92) 0 0.24rem, transparent 0.3rem),
        radial-gradient(circle at 22% 63%, rgba(255, 255, 255, 0.85) 0 0.2rem, transparent 0.26rem),
        radial-gradient(circle at 38% 58%, rgba(255, 255, 255, 0.86) 0 0.18rem, transparent 0.24rem),
        radial-gradient(circle at 56% 47%, rgba(255, 255, 255, 0.84) 0 0.22rem, transparent 0.3rem),
        radial-gradient(circle at 72% 69%, rgba(255, 255, 255, 0.84) 0 0.2rem, transparent 0.28rem),
        radial-gradient(circle at 85% 54%, rgba(255, 255, 255, 0.88) 0 0.18rem, transparent 0.26rem),
        radial-gradient(circle at 62% 81%, rgba(255, 255, 255, 0.78) 0 0.16rem, transparent 0.24rem);
}

.ocean-stage__floor {
    inset: auto 0 0;
    height: 23%;
    opacity: var(--floor-opacity);
    background:
        radial-gradient(circle at 24% 0%, rgba(255, 255, 255, 0.14), transparent 16%),
        radial-gradient(circle at 75% 20%, rgba(255, 255, 255, 0.1), transparent 18%),
        linear-gradient(180deg, rgba(0, 0, 0, 0) 0%, var(--floor-color) 44%, rgba(88, 85, 67, 0.88) 100%);
}

.ocean-stage__depth {
    background: linear-gradient(180deg, rgba(0, 0, 0, 0) 0%, rgba(2, 15, 27, calc(var(--depth-shadow) * 0.18)) 44%, rgba(2, 15, 27, var(--depth-shadow)) 100%);
    pointer-events: none;
}

.ocean-readout-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 1rem;
}

.ocean-spectrum-card,
.ocean-signal-card,
.ocean-step-card,
.ocean-info-card,
.ocean-worlds__panel {
    border: 1px solid rgba(18, 52, 88, 0.1);
    border-radius: 1.15rem;
    background: rgba(255, 255, 255, 0.74);
    box-shadow: 0 12px 24px rgba(18, 52, 88, 0.05);
}

.ocean-spectrum-card,
.ocean-signal-card {
    padding: 1rem;
}

.ocean-spectrum-card__eyebrow,
.ocean-worlds__kicker {
    margin-bottom: 0.8rem;
    text-transform: uppercase;
    letter-spacing: 0.14em;
    font-size: 0.72rem;
    font-weight: 700;
    color: var(--site-accent);
}

.ocean-spectrum {
    min-height: 11rem;
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 0.75rem;
    align-items: end;
}

.ocean-spectrum__column {
    display: grid;
    gap: 0.55rem;
    justify-items: center;
}

.ocean-spectrum__bar {
    width: 100%;
    height: var(--bar-height, 50%);
    min-height: 1rem;
    border-radius: 999px 999px 0.8rem 0.8rem;
    box-shadow: inset 0 -8px 12px rgba(0, 0, 0, 0.1);
    transition: height 220ms ease;
}

.ocean-spectrum__bar--blue {
    background: linear-gradient(180deg, #7ad5ff, #1f78d8);
}

.ocean-spectrum__bar--green {
    background: linear-gradient(180deg, #96df93, #4d9f61);
}

.ocean-spectrum__bar--yellow {
    background: linear-gradient(180deg, #ffe697, #e9bc55);
}

.ocean-spectrum__bar--red {
    background: linear-gradient(180deg, #ff9d84, #ca5f4e);
}

.ocean-spectrum__label {
    font-size: 0.82rem;
    color: var(--site-muted);
}

.ocean-signal-list {
    display: grid;
    gap: 0.85rem;
}

.ocean-signal {
    display: grid;
    gap: 0.45rem;
}

.ocean-signal__header span {
    color: var(--site-muted);
    font-size: 0.92rem;
}

.ocean-signal__meter {
    height: 0.72rem;
    border-radius: 999px;
    background: rgba(18, 52, 88, 0.08);
    overflow: hidden;
}

.ocean-signal__fill {
    width: var(--meter-width, 45%);
    height: 100%;
    border-radius: inherit;
    transition: width 220ms ease;
}

.ocean-signal__fill--pure {
    background: linear-gradient(90deg, #2d8ccf, #0f5f9b);
}

.ocean-signal__fill--bottom {
    background: linear-gradient(90deg, #b7ebd8, #62ccc6);
}

.ocean-signal__fill--plankton {
    background: linear-gradient(90deg, #8fd690, #529463);
}

.ocean-signal__fill--sediment {
    background: linear-gradient(90deg, #d7b27b, #9f7652);
}

.ocean-process__grid,
.ocean-compare__grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 1rem;
}

.ocean-compare__grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
}

.ocean-step-card,
.ocean-info-card {
    position: relative;
    padding: 1.2rem 1.2rem 1.2rem 4rem;
}

.ocean-info-card {
    padding-left: 1.2rem;
}

.ocean-step-card__number {
    position: absolute;
    left: 1.1rem;
    top: 1rem;
    width: 2rem;
    height: 2rem;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    background: linear-gradient(135deg, #0f5f9b, #18a2bf);
    color: #fff;
    font-weight: 700;
}

.ocean-worlds__grid {
    display: grid;
    gap: 1rem;
}

.ocean-worlds__buttons {
    display: flex;
    flex-wrap: wrap;
    gap: 0.75rem;
}

.ocean-worlds__panel {
    display: grid;
    grid-template-columns: minmax(15rem, 18rem) minmax(0, 1fr);
    gap: 1rem;
    padding: 1rem;
}

.ocean-worlds__preview {
    position: relative;
    min-height: 18rem;
    border-radius: 1.2rem;
    overflow: hidden;
    background: linear-gradient(180deg, #86d3eb 0%, #2e8bc7 24%, #0f5f9f 58%, #083f72 100%);
}

.ocean-worlds__sun {
    position: absolute;
    width: 3.5rem;
    height: 3.5rem;
    top: 1.6rem;
    right: 1.7rem;
    border-radius: 50%;
    background: radial-gradient(circle at 35% 35%, #fffbe0, #ffe292 72%, #efb454);
    box-shadow: 0 0 24px rgba(255, 221, 130, 0.52);
}

.ocean-worlds__waterline {
    position: absolute;
    left: 0;
    right: 0;
    top: 30%;
    height: 0.55rem;
    background: linear-gradient(90deg, rgba(255, 255, 255, 0.45), rgba(188, 248, 251, 0.78), rgba(255, 255, 255, 0.45));
}

.ocean-worlds__bottom {
    position: absolute;
    inset: auto 0 0;
    height: 22%;
    background: linear-gradient(180deg, rgba(0, 0, 0, 0) 0%, rgba(8, 30, 56, 0.55) 100%);
}

.ocean-worlds__copy {
    display: grid;
    align-content: start;
}

.ocean-worlds__facts {
    flex-wrap: wrap;
    margin-top: 1rem;
}

.ocean-worlds__fact {
    flex: 1 1 11rem;
    padding: 0.8rem 0.9rem;
    border-radius: 1rem;
    background: rgba(18, 52, 88, 0.05);
    display: grid;
    gap: 0.25rem;
}

.ocean-worlds__fact span {
    color: var(--site-muted);
    font-size: 0.88rem;
}

.ocean-faq__accordion .accordion-item {
    border-color: rgba(18, 52, 88, 0.08);
    border-radius: 1rem;
    overflow: hidden;
}

.ocean-faq__accordion .accordion-item + .accordion-item {
    margin-top: 0.75rem;
}

.ocean-faq__accordion .accordion-button {
    font-weight: 600;
}

.ocean-faq__accordion .accordion-button:not(.collapsed) {
    background: rgba(18, 52, 88, 0.06);
    color: var(--site-primary);
}

.ocean-cta {
    background:
        linear-gradient(135deg, rgba(8, 85, 114, 0.06), rgba(63, 180, 193, 0.09)),
        rgba(255, 255, 255, 0.72);
}

@keyframes ocean-fish-swim {
    0%,
    100% {
        transform: translateX(0);
    }

    50% {
        transform: translateX(0.9rem);
    }
}

@media (max-width: 991.98px) {
    .ocean-hero,
    .ocean-lab__grid,
    .ocean-worlds__panel {
        grid-template-columns: 1fr;
    }

    .ocean-hero__highlights,
    .ocean-readout-grid,
    .ocean-process__grid,
    .ocean-compare__grid {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 767.98px) {
    .ocean-window,
    .ocean-stage,
    .ocean-worlds__preview {
        min-height: 20rem;
    }

    .ocean-window__sun {
        width: 4.6rem;
        height: 4.6rem;
    }
}