.og-viewer {
    --og-ink: #143f50;
    --og-muted: #607985;
    --og-accent: #087d82;
    --og-accent-deep: #075970;
    --og-surface: #ffffff;
    --og-tint: #edf8f7;
    --og-border: rgba(11, 61, 87, 0.13);
    --og-shadow: 0 14px 34px rgba(3, 24, 36, 0.08);
    padding-bottom: 3rem;
}

.og-page-heading {
    position: relative;
    overflow: hidden;
    margin: 0 0 1rem;
    padding: 1.4rem 1.55rem;
    border: 1px solid var(--og-border);
    border-radius: 20px;
    background:
        radial-gradient(circle at 92% 18%, rgba(10, 166, 166, 0.18), transparent 30%),
        linear-gradient(135deg, #f7fcfc 0%, #e7f5f4 100%);
}

.og-page-heading h1 {
    margin: 0 0 0.4rem;
    color: var(--og-ink);
    font-weight: 800;
    letter-spacing: -0.025em;
}

.og-page-heading > h1,
.og-page-heading > p {
    max-width: calc(100% - 7.5rem);
}

.og-page-heading > p:last-of-type {
    max-width: min(760px, calc(100% - 7.5rem));
    margin: 0;
    color: var(--og-muted);
    line-height: 1.65;
}

.og-eyebrow {
    margin: 0 0 0.25rem;
    color: var(--og-accent);
    font-size: 0.72rem;
    font-weight: 800;
    letter-spacing: 0.12em;
    text-transform: uppercase;
}

.og-intro {
    margin: 0 0 1.2rem;
    padding: 1.1rem 1.25rem;
    border-left: 4px solid #0aa6a6;
    border-radius: 0 14px 14px 0;
    background: rgba(237, 248, 247, 0.78);
    color: var(--og-ink);
    line-height: 1.65;
}

.og-intro p {
    margin: 0;
}

.og-page-heading .og-intro {
    max-width: none;
    margin: 1rem 0 0;
    padding: 0.85rem 0 0;
    border-top: 1px solid rgba(8, 125, 130, 0.18);
    border-left: 0;
    border-radius: 0;
    background: transparent;
}

.og-intro__links {
    margin-top: 0.45rem !important;
    color: var(--og-muted);
    font-size: 0.92rem;
}

.og-intro a,
.og-panel-heading a {
    color: var(--og-accent-deep);
    font-weight: 700;
    text-decoration: underline;
    text-decoration-color: rgba(8, 125, 130, 0.3);
    text-underline-offset: 3px;
}

.og-search-panel {
    margin-bottom: 1rem;
    padding: 1.15rem 1.25rem 1.25rem;
    border: 1px solid var(--og-border);
    border-radius: 18px;
    background: var(--og-surface);
    box-shadow: var(--og-shadow);
}

.og-search-panel__heading,
.og-search-row {
    display: flex;
    justify-content: space-between;
    gap: 1rem;
}

.og-search-panel__heading {
    align-items: flex-end;
    margin-bottom: 0.9rem;
}

.og-search-panel__heading h2 {
    margin: 0;
    color: var(--og-ink);
    font-size: 1.08rem;
    font-weight: 800;
}

.og-search-panel__heading > span {
    color: var(--og-muted);
    font-size: 0.78rem;
}

.og-search-row {
    align-items: flex-end;
}

.og-search-primary {
    flex: 1 1 520px;
}

.og-search-primary > label {
    display: block;
    margin: 0 0 0.35rem;
    color: var(--og-ink);
    font-size: 0.8rem;
    font-weight: 750;
}

.og-search-primary > div {
    display: flex;
    gap: 0.55rem;
}

#ogInput {
    min-width: 0;
    flex: 1 1 auto;
    min-height: 44px;
    padding: 0.62rem 0.75rem;
    border: 1px solid rgba(11, 61, 87, 0.22);
    border-radius: 10px;
    background: #fbfefe;
    color: var(--og-ink);
    outline: none;
    transition: border-color 160ms ease, box-shadow 160ms ease;
}

#ogInput:focus {
    border-color: #0aa6a6;
    box-shadow: 0 0 0 3px rgba(10, 166, 166, 0.15);
}

#updateOGButton,
.og-actions button {
    min-height: 44px;
    padding: 0.55rem 0.85rem;
    border: 1px solid transparent;
    border-radius: 10px;
    font-size: 0.82rem;
    font-weight: 750;
    white-space: nowrap;
    transition: transform 150ms ease, background-color 150ms ease, box-shadow 150ms ease;
}

#updateOGButton {
    background: linear-gradient(135deg, #075970, #087d82);
    color: #ffffff;
    box-shadow: 0 8px 18px rgba(7, 89, 112, 0.2);
}

#updateOGButton:hover,
#updateOGButton:focus {
    background: linear-gradient(135deg, #064b60, #076e73);
    transform: translateY(-1px);
}

.og-actions {
    display: flex;
    flex: 0 0 auto;
    gap: 0.45rem;
}

.og-actions button {
    border-color: rgba(8, 125, 130, 0.2);
    background: #edf8f7;
    color: var(--og-accent-deep);
}

.og-actions button:not(:disabled):hover,
.og-actions button:not(:disabled):focus {
    background: #d9f0ee;
    transform: translateY(-1px);
}

.og-selection-status {
    margin: 0 0 1.2rem;
    padding: 0.8rem 1rem;
    border: 1px solid rgba(8, 125, 130, 0.14);
    border-radius: 12px;
    background: rgba(255, 255, 255, 0.72);
    color: var(--og-ink);
    font-size: 1rem;
    font-weight: 700;
}

.og-representative-sequence {
    display: block;
    box-sizing: border-box;
    width: 100%;
    margin-top: 0.85rem;
    min-height: 0;
    height: auto;
    padding: 0.85rem;
    border: 1px solid rgba(8, 125, 130, 0.2);
    border-radius: 10px;
    background: #f7fbfb;
    color: var(--og-ink);
    font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;
    font-size: 0.76rem;
    line-height: 1.45;
    white-space: pre-wrap;
    overflow-wrap: anywhere;
    word-break: break-all;
    overflow-x: hidden;
    resize: vertical;
}

#ogPlots {
    display: grid;
    grid-template-columns: minmax(330px, 0.8fr) minmax(480px, 1.2fr);
    gap: 1.2rem;
    align-items: start;
}

#leftPlots,
#taxoniumContainer {
    min-width: 0;
}

#leftPlots {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

#taxoniumContainer {
    padding: 1rem;
    border: 1px solid var(--og-border);
    border-radius: 18px;
    background: var(--og-surface);
    box-shadow: var(--og-shadow);
}

.og-panel,
.og-chart-card {
    border: 1px solid var(--og-border);
    border-radius: 18px;
    background: var(--og-surface);
    box-shadow: var(--og-shadow);
}

.og-panel {
    width: 100%;
    padding: 1rem;
}

#metaT_map_container {
    display: flex;
    flex-direction: column;
    align-items: stretch;
}

.og-map-frame {
    width: 100%;
    height: auto;
    aspect-ratio: 16 / 10;
}

.og-map-shell {
    position: relative;
    width: 100%;
}

.og-map-legend {
    position: absolute;
    top: 50%;
    right: 0.65rem;
    z-index: 5;
    min-width: 112px;
    padding: 0.55rem 0.65rem;
    border: 1px solid rgba(11, 61, 87, 0.16);
    border-radius: 10px;
    background: rgba(255, 255, 255, 0.9);
    color: #143f50;
    font-size: 0.7rem;
    line-height: 1.2;
    pointer-events: none;
    transform: translateY(-50%);
    backdrop-filter: blur(4px);
}

.og-map-legend > strong {
    display: block;
    margin-bottom: 0.3rem;
    font-size: 0.72rem;
}

.og-map-legend__row {
    display: flex;
    min-height: 18px;
    align-items: center;
    gap: 0.45rem;
}

.og-map-legend__circle {
    display: block;
    flex: 0 0 auto;
    box-sizing: border-box;
    border: 1px solid #0759b8;
    border-radius: 50%;
    background: rgba(51, 136, 255, 0.58);
}

.og-chart-card {
    overflow: hidden;
}

.og-clickable-visual {
    position: relative;
    transition: border-color 160ms ease, box-shadow 160ms ease;
}

.og-clickable-visual::after {
    position: absolute;
    top: 0.55rem;
    right: 0.55rem;
    z-index: 20;
    padding: 0.24rem 0.48rem;
    border: 1px solid rgba(8, 125, 130, 0.2);
    border-radius: 999px;
    background: rgba(255, 255, 255, 0.94);
    box-shadow: 0 4px 12px rgba(3, 24, 36, 0.1);
    color: #075970;
    content: attr(data-click-hint);
    font-size: 0.66rem;
    font-weight: 750;
    line-height: 1.25;
    opacity: 0;
    pointer-events: none;
    transform: translateY(-4px);
    transition: opacity 150ms ease, transform 150ms ease;
}

.og-clickable-visual:hover {
    border-color: rgba(8, 125, 130, 0.42);
    box-shadow: 0 10px 24px rgba(3, 64, 74, 0.12);
}

.og-clickable-visual:hover::after {
    opacity: 1;
    transform: translateY(0);
}

.og-panel-heading {
    margin: 0 0 0.6rem;
    color: var(--og-ink);
    font-size: 0.9rem;
    font-weight: 700;
    line-height: 1.5;
}

.og-visual-frame,
.og-embed-frame {
    display: block;
    overflow: hidden;
    border: 1px solid rgba(11, 61, 87, 0.18);
    border-radius: 12px;
    background: #ffffff;
}

#egoMini {
    margin-bottom: 1rem;
}

#egoMini canvas {
    cursor: inherit !important;
}

body.dark-mode #egoMini {
    border-color: rgba(123, 184, 206, 0.28);
    background: #0c202a !important;
}

body.dark-mode #egoMini canvas {
    background: transparent !important;
}

#taxoniumCaption {
    margin-top: 0.15rem;
}

.og-structure-panel {
    margin-top: 1.5rem;
}

.og-structure-panel .og-embed-frame {
    margin-top: 0.65rem;
}

.og-structure-empty {
    display: flex;
    flex-direction: column;
    gap: 0.35rem;
    max-width: 52rem;
    padding: 1rem 1.1rem;
    border: 1px dashed rgba(83, 96, 106, 0.35);
    border-radius: 0.65rem;
    color: #53606a;
    background: rgba(83, 96, 106, 0.06);
    font-size: 0.92rem;
}

.og-structure-empty strong {
    color: #26343d;
}

body.dark-mode .og-structure-empty {
    color: #b8c8ce;
    border-color: rgba(184, 200, 206, 0.35);
    background: rgba(184, 200, 206, 0.08);
}

body.dark-mode .og-structure-empty strong {
    color: #e5f0f3;
}

.og-note {
    margin: 0.9rem 0 0;
    color: var(--og-muted);
    font-size: 0.82rem;
    line-height: 1.6;
}

.og-viewer .atlas-citation {
    margin-top: 1.5rem;
    padding: 1.1rem 1.2rem;
    border-top: 3px solid #0aa6a6;
    border-radius: 0 0 14px 14px;
    background: var(--og-tint);
}

.og-viewer .atlas-wiki-guide {
    margin: 1.5rem 0 -0.75rem;
    color: var(--og-ink);
    font-size: 0.9rem;
}

.og-viewer .atlas-wiki-guide a {
    font-weight: 750;
}

.og-viewer .atlas-citation h2 {
    margin: 0 0 0.65rem;
    color: var(--og-accent);
    font-size: 0.82rem;
    font-weight: 850;
    letter-spacing: 0.1em;
    text-transform: uppercase;
}

.og-viewer .atlas-citation p {
    margin: 0.3rem 0;
    color: var(--og-ink);
    line-height: 1.55;
}

body.dark-mode .og-viewer {
    --og-ink: #eaf7fa;
    --og-muted: #aac2cc;
    --og-surface: #102733;
    --og-tint: #153540;
    --og-border: rgba(123, 184, 206, 0.2);
    --og-shadow: 0 14px 34px rgba(0, 0, 0, 0.24);
}

body.dark-mode .og-page-heading {
    background:
        radial-gradient(circle at 92% 18%, rgba(48, 190, 187, 0.16), transparent 30%),
        linear-gradient(135deg, #112d39 0%, #153b43 100%);
}

body.dark-mode .og-intro {
    background: rgba(21, 53, 64, 0.82);
}

body.dark-mode .og-page-heading .og-intro {
    border-top-color: rgba(105, 215, 211, 0.2);
    background: transparent;
}

body.dark-mode .og-viewer .atlas-citation {
    background: rgba(21, 53, 64, 0.82);
}

body.dark-mode .og-intro a,
body.dark-mode .og-panel-heading a {
    color: #69d7d3;
}

body.dark-mode #ogInput {
    border-color: rgba(123, 184, 206, 0.28);
    background: #0c202a;
    color: #f0fbfd;
}

body.dark-mode .og-actions button:not(:disabled) {
    border-color: rgba(105, 215, 211, 0.22);
    background: #163b45;
    color: #bcecea;
}

body.dark-mode .og-selection-status {
    background: rgba(16, 39, 51, 0.8);
}

body.dark-mode .og-representative-sequence {
    border-color: rgba(123, 184, 206, 0.28);
    background: #0c202a;
    color: #f0fbfd;
}

body.dark-mode .og-map-legend {
    border-color: rgba(123, 184, 206, 0.3);
    background: rgba(16, 39, 51, 0.9);
    color: #eaf7fa;
}

body.dark-mode .og-clickable-visual:hover {
    border-color: rgba(105, 215, 211, 0.46);
    box-shadow: 0 10px 26px rgba(0, 0, 0, 0.28);
}

body.dark-mode .og-clickable-visual::after {
    border-color: rgba(105, 215, 211, 0.3);
    background: rgba(16, 39, 51, 0.94);
    color: #bcecea;
}

body.dark-mode .ui-autocomplete {
    border-color: rgba(123, 184, 206, 0.25);
    background: #102733;
    color: #eaf7fa;
}

body.dark-mode .ui-menu-item-wrapper.ui-state-active {
    border-color: #087d82;
    background: #087d82;
    color: #ffffff;
}

@media (prefers-reduced-motion: reduce) {
    .og-clickable-visual,
    .og-clickable-visual::after {
        transition: none;
    }

    .og-clickable-visual:hover::after {
        transform: none;
    }
}

@media (max-width: 1199.98px) {
    .og-search-row {
        align-items: stretch;
        flex-direction: column;
    }

    .og-search-primary {
        flex-basis: auto;
    }

    #ogPlots {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 767.98px) {
    .og-viewer {
        padding-right: 1rem !important;
        padding-left: 1rem !important;
    }

    .og-page-heading {
        padding-right: 1.2rem;
    }

    .og-page-heading > h1,
    .og-page-heading > p {
        max-width: 100%;
    }

    .og-page-heading,
    .og-search-panel,
    #taxoniumContainer,
    .og-panel {
        border-radius: 14px;
    }

    .og-search-panel__heading,
    .og-search-primary > div,
    .og-actions {
        align-items: stretch;
        flex-direction: column;
    }

    .og-search-panel__heading > span {
        align-self: flex-start;
    }


    .og-actions button,
    #updateOGButton {
        width: 100%;
    }
}