/* SpectroSolHub — Dark Astronomy Theme */

/* ===== Color Palette ===== */
:root,
[data-bs-theme="dark"] {
    --ssh-bg: #0b0f19;
    --ssh-surface: #141926;
    --ssh-surface-hover: #1c2333;
    --ssh-border: #2a3245;
    --ssh-text: #e2e8f0;
    --ssh-text-muted: #8892a4;
    --ssh-accent: #d4a017;
    --ssh-accent-hover: #f0b429;
    --ssh-accent-subtle: rgba(212, 160, 23, 0.15);
    --ssh-link: #6ba3d6;
    --ssh-danger: #e5534b;
    --ssh-success: #57ab5a;
    --ssh-info: #539bf5;

    /* Bootstrap overrides */
    --bs-body-bg: var(--ssh-bg);
    --bs-body-color: var(--ssh-text);
    --bs-secondary-color: var(--ssh-text-muted);
    --bs-tertiary-color: var(--ssh-text-muted);
    --bs-primary: var(--ssh-accent);
    --bs-primary-rgb: 212, 160, 23;
    --bs-link-color: var(--ssh-link);
    --bs-link-hover-color: #8bbae8;
    --bs-border-color: var(--ssh-border);
    --bs-card-bg: var(--ssh-surface);
    --bs-card-border-color: var(--ssh-border);
    --bs-emphasis-color: var(--ssh-text);
    --bs-secondary-bg: var(--ssh-surface);
    --bs-tertiary-bg: var(--ssh-surface-hover);
}

/* ===== Base ===== */
body {
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    background-color: var(--ssh-bg);
    color: var(--ssh-text);
}

main.container {
    flex: 1;
}

a {
    color: var(--ssh-link);
}

a:hover {
    color: #8bbae8;
}

hr {
    border-color: var(--ssh-border);
    opacity: 0.5;
}

/* ===== Navbar ===== */
.navbar {
    background-color: #080c14;
    border-bottom: 1px solid var(--ssh-border);
}

.navbar-brand {
    font-weight: 600;
    letter-spacing: 0.02em;
}

.navbar-brand i {
    color: var(--ssh-accent);
}

.nav-link {
    color: var(--ssh-text-muted) !important;
    transition: color 0.15s;
}

.nav-link:hover,
.nav-link:focus {
    color: var(--ssh-text) !important;
}

.dropdown-menu {
    background-color: var(--ssh-surface);
    border-color: var(--ssh-border);
}

.dropdown-item {
    color: var(--ssh-text);
}

.dropdown-item:hover,
.dropdown-item:focus {
    background-color: var(--ssh-surface-hover);
    color: var(--ssh-text);
}

.dropdown-divider {
    border-color: var(--ssh-border);
}

/* ===== Cards ===== */
.card {
    background-color: var(--ssh-surface);
    border: 1px solid var(--ssh-border);
    color: var(--ssh-text);
}

/* Preserve Bootstrap text-bg-* utility card colors */
.card[class*="text-bg-"] {
    border-color: transparent;
}

.card.text-bg-primary {
    background-color: var(--ssh-accent) !important;
    color: #0b0f19 !important;
}

.card.text-bg-success {
    background-color: var(--ssh-success) !important;
}

.card.text-bg-info {
    background-color: var(--ssh-info) !important;
}

.card.text-bg-warning {
    background-color: #d4a017 !important;
    color: #0b0f19 !important;
}

.card.text-bg-secondary {
    background-color: var(--ssh-surface-hover) !important;
    color: var(--ssh-text) !important;
}

.card-header {
    background-color: var(--ssh-surface-hover);
    border-bottom-color: var(--ssh-border);
}

.gallery-card {
    transition: transform 0.2s ease-in-out, box-shadow 0.2s ease-in-out;
    cursor: pointer;
}

.gallery-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 4px 20px rgba(212, 160, 23, 0.1), 0 2px 8px rgba(0, 0, 0, 0.4);
}

.gallery-card img:not(.avatar-inline):not(.featured-image) {
    width: 100%;
    height: 200px;
    object-fit: cover;
    background-color: #0a0e18;
}

.featured-image {
    width: 100%;
    max-height: 500px;
    object-fit: contain;
    background-color: #0a0e18;
}

#featuredCarousel .carousel-control-prev,
#featuredCarousel .carousel-control-next {
    width: 5%;
    opacity: 0.7;
}

#featuredCarousel .carousel-indicators {
    margin-bottom: 0;
    bottom: -1.5rem;
}

#featuredCarousel .carousel-indicators button {
    background-color: var(--bs-secondary);
}

#featuredCarousel .carousel-indicators button.active {
    background-color: var(--bs-warning);
}

.session-thumb-strip {
    border-radius: 0 0 var(--bs-card-border-radius) var(--bs-card-border-radius);
    overflow: hidden;
}

.session-thumb {
    height: 140px;
    object-fit: cover;
    background-color: #0a0e18;
}

.gallery-card .card-body {
    background-color: var(--ssh-surface);
}

.gallery-card.gallery-card-new .card-body {
    background-color: var(--ssh-surface-hover);
}

/* ===== Image Viewer ===== */
.image-viewer {
    background-color: #060a12;
    overflow: hidden;
    max-height: 85vh;
    touch-action: none;
    user-select: none;
}

/* ===== Viewer + Filmstrip layout ===== */
.viewer-with-filmstrip {
    display: flex;
    gap: 0;
    align-items: stretch;
}

/* ===== Vertical Filmstrip (side panel) ===== */
.filmstrip {
    flex-shrink: 0;
    width: 100px;
    background-color: var(--ssh-surface);
    border-right: 1px solid var(--ssh-border);
    border-radius: var(--bs-card-border-radius) 0 0 0;
    overflow-y: auto;
    overflow-x: hidden;
    padding: 8px 6px;
    scrollbar-width: thin;
    scrollbar-color: var(--ssh-border) transparent;
}

.filmstrip::-webkit-scrollbar {
    width: 4px;
}

.filmstrip::-webkit-scrollbar-thumb {
    background: var(--ssh-border);
    border-radius: 2px;
}

.filmstrip-inner {
    display: flex;
    flex-direction: column;
    gap: 8px;
    align-items: center;
}

.filmstrip-item {
    flex-shrink: 0;
    cursor: pointer;
    text-decoration: none;
    display: block;
}

.filmstrip-thumb {
    width: 84px;
    height: 84px;
    border-radius: 6px;
    object-fit: cover;
    background-color: #0a0e18;
    border: 2px solid transparent;
    opacity: 0.5;
    transition: opacity 0.25s, border-color 0.25s, transform 0.25s, box-shadow 0.25s;
    display: block;
}

.filmstrip-item:hover .filmstrip-thumb {
    opacity: 0.9;
    border-color: var(--ssh-border);
    transform: scale(1.06);
}

.filmstrip-item.active .filmstrip-thumb {
    border-color: var(--ssh-accent);
    opacity: 1;
    box-shadow: 0 0 12px rgba(212, 160, 23, 0.35);
}

/* ===== Image area (grows to fill remaining space) ===== */
.viewer-main {
    flex: 1;
    min-width: 0;
    display: flex;
    flex-direction: column;
}

.viewer-main .image-viewer {
    border-radius: 0;
}

/* When there's no filmstrip, restore top-left radius */
.card > .image-viewer {
    border-radius: var(--bs-card-border-radius) var(--bs-card-border-radius) 0 0;
}

/* ===== Navigation chevrons overlaid on image ===== */
.nav-chevron {
    position: absolute;
    top: 0;
    bottom: 0;
    width: 60px;
    z-index: 15;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: opacity 0.25s;
    cursor: pointer;
    border: none;
    padding: 0;
    color: #fff;
    font-size: 2rem;
    text-shadow: 0 1px 6px rgba(0,0,0,0.7);
}

.nav-chevron:hover {
    color: var(--ssh-accent);
}

.nav-chevron-prev {
    left: 0;
    background: linear-gradient(to right, rgba(0,0,0,0.4), transparent);
    border-radius: 0;
}

.nav-chevron-next {
    right: 0;
    background: linear-gradient(to left, rgba(0,0,0,0.4), transparent);
    border-radius: 0;
}

/* Show chevrons on image hover */
.image-viewer:hover .nav-chevron {
    opacity: 1;
}

/* ===== Fullscreen mode ===== */
.image-viewer-fullscreen {
    position: fixed;
    inset: 0;
    z-index: 1060;
    max-height: none;
    border-radius: 0;
    display: flex;
    flex-direction: column;
    background: #000;
}

.image-viewer-fullscreen .viewer-with-filmstrip {
    flex: 1;
    min-height: 0;
}

.image-viewer-fullscreen .filmstrip {
    width: 110px;
    border-radius: 0;
    background-color: rgba(20, 25, 38, 0.95);
}

.image-viewer-fullscreen .image-viewer {
    max-height: none;
    height: 100%;
    border-radius: 0;
}

.image-viewer-fullscreen .overlay-toolbar {
    border-radius: 0;
}

.image-viewer-fullscreen .card-body {
    display: none;
}

.fullscreen-close-btn {
    position: absolute;
    top: 12px;
    right: 12px;
    z-index: 30;
    opacity: 0.6;
    transition: opacity 0.2s;
}

.fullscreen-close-btn:hover {
    opacity: 1;
}

/* Image crossfade transition */
.image-viewer-inner img {
    transition: opacity 0.35s ease-in-out;
}

.image-viewer-inner img.crossfade-out {
    opacity: 0;
}

/* Preview overlay for filmstrip hover */
.preview-image {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    display: block;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.3s ease-in-out;
}

.preview-image.visible {
    opacity: 1;
}

.image-viewer.panning {
    cursor: grabbing;
}

.image-viewer-inner {
    transform-origin: 0 0;
    position: relative;
    display: inline-block;
    width: max-content;
    max-width: 100%;
}

.image-viewer img {
    display: block;
    width: 100%;
    height: auto;
    transform-origin: center center;
}

/* Overlay canvas */
#overlay-canvas {
    position: absolute;
    top: 0;
    left: 0;
    pointer-events: none;
    transform-origin: center center;
}

/* Zoom controls */
.zoom-controls {
    position: absolute;
    bottom: 8px;
    right: 8px;
    z-index: 10;
    display: flex;
    gap: 4px;
    opacity: 0.7;
    transition: opacity 0.2s;
}

.zoom-controls:hover {
    opacity: 1;
}

.zoom-controls .btn {
    width: 32px;
    height: 32px;
    padding: 0;
    display: flex;
    align-items: center;
    justify-content: center;
}

/* Overlay toolbar */
.overlay-toolbar {
    background-color: var(--ssh-surface);
    border-top: 1px solid var(--ssh-border);
    flex-wrap: wrap;
    row-gap: .5rem;
}

.overlay-btn.active {
    background-color: var(--ssh-accent) !important;
    border-color: var(--ssh-accent) !important;
    color: #0b0f19 !important;
}

.overlay-color-picker {
    width: 36px !important;
    height: 31px;
    padding: 2px;
    min-width: 36px;
}

.overlay-style-menu {
    min-width: 240px;
}

/* Comparison view */
#compare-left-img, #compare-right-img {
    background-color: #060a12;
    min-height: 200px;
}

/* ===== Buttons ===== */
.btn-primary {
    --bs-btn-bg: var(--ssh-accent);
    --bs-btn-border-color: var(--ssh-accent);
    --bs-btn-hover-bg: var(--ssh-accent-hover);
    --bs-btn-hover-border-color: var(--ssh-accent-hover);
    --bs-btn-active-bg: #c49215;
    --bs-btn-active-border-color: #c49215;
    --bs-btn-color: #0b0f19;
    --bs-btn-hover-color: #0b0f19;
    --bs-btn-active-color: #0b0f19;
    font-weight: 500;
}

.btn-outline-primary {
    --bs-btn-color: var(--ssh-accent);
    --bs-btn-border-color: var(--ssh-accent);
    --bs-btn-hover-bg: var(--ssh-accent);
    --bs-btn-hover-border-color: var(--ssh-accent);
    --bs-btn-hover-color: #0b0f19;
    --bs-btn-active-bg: var(--ssh-accent-hover);
    --bs-btn-active-border-color: var(--ssh-accent-hover);
    --bs-btn-active-color: #0b0f19;
}

.btn-danger {
    --bs-btn-bg: var(--ssh-danger);
    --bs-btn-border-color: var(--ssh-danger);
    --bs-btn-hover-bg: #f06b63;
    --bs-btn-hover-border-color: #f06b63;
}

.btn-success {
    --bs-btn-bg: var(--ssh-success);
    --bs-btn-border-color: var(--ssh-success);
    --bs-btn-hover-bg: #6ec06e;
    --bs-btn-hover-border-color: #6ec06e;
}

.btn-outline-secondary {
    --bs-btn-bg: transparent;
    --bs-btn-color: var(--ssh-text-muted);
    --bs-btn-border-color: var(--ssh-border);
    --bs-btn-hover-bg: var(--ssh-surface-hover);
    --bs-btn-hover-color: var(--ssh-text);
    --bs-btn-hover-border-color: var(--ssh-text-muted);
}

.btn-outline-danger {
    --bs-btn-bg: transparent;
    --bs-btn-color: var(--ssh-danger);
    --bs-btn-border-color: var(--ssh-danger);
    --bs-btn-hover-bg: var(--ssh-danger);
    --bs-btn-hover-border-color: var(--ssh-danger);
    --bs-btn-hover-color: #fff;
    --bs-btn-active-bg: #c9433c;
    --bs-btn-active-border-color: #c9433c;
    --bs-btn-active-color: #fff;
}

.btn-outline-success {
    --bs-btn-bg: transparent;
    --bs-btn-color: var(--ssh-success);
    --bs-btn-border-color: var(--ssh-success);
    --bs-btn-hover-bg: var(--ssh-success);
    --bs-btn-hover-border-color: var(--ssh-success);
    --bs-btn-hover-color: #fff;
    --bs-btn-active-bg: #489448;
    --bs-btn-active-border-color: #489448;
    --bs-btn-active-color: #fff;
}

.btn-outline-light {
    --bs-btn-bg: transparent;
    --bs-btn-color: var(--ssh-text);
    --bs-btn-border-color: var(--ssh-text-muted);
    --bs-btn-hover-bg: rgba(255, 255, 255, 0.1);
    --bs-btn-hover-color: #fff;
    --bs-btn-hover-border-color: var(--ssh-text);
}

/* ===== Forms ===== */
.form-control,
.form-select {
    background-color: var(--ssh-surface);
    border-color: var(--ssh-border);
    color: var(--ssh-text);
}

.form-control:focus,
.form-select:focus {
    background-color: var(--ssh-surface-hover);
    border-color: var(--ssh-accent);
    color: var(--ssh-text);
    box-shadow: 0 0 0 0.2rem var(--ssh-accent-subtle);
}

.form-control::placeholder {
    color: var(--ssh-text-muted);
    opacity: 0.5;
}

/* Override browser autofill yellow background */
.form-control:-webkit-autofill,
.form-control:-webkit-autofill:hover,
.form-control:-webkit-autofill:focus {
    -webkit-box-shadow: 0 0 0 1000px var(--ssh-surface) inset;
    -webkit-text-fill-color: var(--ssh-text);
    transition: background-color 5000s ease-in-out 0s;
}

.form-label {
    font-weight: 500;
    color: var(--ssh-text);
}

.input-group-text {
    background-color: var(--ssh-surface-hover);
    border-color: var(--ssh-border);
    color: var(--ssh-text-muted);
}

/* ===== Tables ===== */
.table {
    --bs-table-bg: transparent;
    --bs-table-color: var(--ssh-text);
    --bs-table-border-color: var(--ssh-border);
    --bs-table-hover-bg: var(--ssh-surface-hover);
    --bs-table-hover-color: var(--ssh-text);
    --bs-table-striped-bg: rgba(255, 255, 255, 0.02);
}

.table thead th {
    background-color: var(--ssh-surface);
    border-bottom-color: var(--ssh-border);
    color: var(--ssh-text-muted);
    font-weight: 600;
}

.table-sm td {
    padding: 0.35rem 0.5rem;
    border-color: var(--ssh-border);
}

.table-sm td:first-child {
    white-space: nowrap;
    width: 1%;
}

/* ===== Badges ===== */
.badge.bg-primary {
    background-color: var(--ssh-accent) !important;
    color: #0b0f19;
}

.badge.bg-info {
    background-color: var(--ssh-info) !important;
}

.badge.bg-danger {
    background-color: var(--ssh-danger) !important;
}

.badge.bg-success {
    background-color: var(--ssh-success) !important;
}

.badge.bg-secondary {
    background-color: var(--ssh-surface-hover) !important;
    color: var(--ssh-text-muted);
}

.bg-secondary-subtle {
    background-color: var(--ssh-surface-hover) !important;
    color: var(--ssh-text-muted) !important;
}

/* ===== Alerts ===== */
.alert-danger {
    background-color: rgba(229, 83, 75, 0.15);
    border-color: rgba(229, 83, 75, 0.3);
    color: #f08c86;
}

.alert-success {
    background-color: rgba(87, 171, 90, 0.15);
    border-color: rgba(87, 171, 90, 0.3);
    color: #7ec97f;
}

.alert-info {
    background-color: rgba(83, 155, 245, 0.15);
    border-color: rgba(83, 155, 245, 0.3);
    color: #7db4f7;
}

.alert-warning {
    background-color: rgba(212, 160, 23, 0.15);
    border-color: rgba(212, 160, 23, 0.3);
    color: var(--ssh-accent-hover);
}

/* ===== Pagination ===== */
.page-link {
    background-color: var(--ssh-surface);
    border-color: var(--ssh-border);
    color: var(--ssh-link);
}

.page-link:hover {
    background-color: var(--ssh-surface-hover);
    border-color: var(--ssh-border);
    color: var(--ssh-text);
}

.page-item.active .page-link {
    background-color: var(--ssh-accent);
    border-color: var(--ssh-accent);
    color: #0b0f19;
}

.page-item.disabled .page-link {
    background-color: var(--ssh-surface);
    border-color: var(--ssh-border);
    color: var(--ssh-text-muted);
}

/* ===== Nav Tabs & Pills ===== */
.nav-tabs {
    border-bottom-color: var(--ssh-border);
}

.nav-tabs .nav-link {
    color: var(--ssh-text-muted) !important;
}

.nav-tabs .nav-link:hover {
    border-color: var(--ssh-border);
    color: var(--ssh-text) !important;
}

.nav-tabs .nav-link.active {
    background-color: var(--ssh-surface);
    border-color: var(--ssh-border) var(--ssh-border) var(--ssh-surface);
    color: var(--ssh-accent) !important;
}

/* ===== Modals ===== */
.modal-content {
    background-color: var(--ssh-surface);
    border-color: var(--ssh-border);
    color: var(--ssh-text);
}

.modal-header {
    border-bottom-color: var(--ssh-border);
}

.modal-footer {
    border-top-color: var(--ssh-border);
}

/* ===== List Groups ===== */
.list-group-item {
    background-color: var(--ssh-surface);
    border-color: var(--ssh-border);
    color: var(--ssh-text);
}

.list-group-item:hover {
    background-color: var(--ssh-surface-hover);
}

/* ===== Text Utilities ===== */
.text-muted {
    color: var(--ssh-text-muted) !important;
}

.text-warning {
    color: var(--ssh-accent) !important;
}

/* ===== Footer ===== */
footer hr {
    border-color: var(--ssh-border);
}

/* ===== Misc ===== */
.breadcrumb {
    --bs-breadcrumb-divider-color: var(--ssh-text-muted);
    --bs-breadcrumb-item-active-color: var(--ssh-text);
}

/* Loading spinner */
.spinner-border.text-warning {
    color: var(--ssh-accent) !important;
}

/* Search filter sidebar */
.form-check-input {
    background-color: var(--ssh-surface);
    border-color: var(--ssh-border);
}

.form-check-input:checked {
    background-color: var(--ssh-accent);
    border-color: var(--ssh-accent);
}

/* Selection/highlight accent */
::selection {
    background-color: rgba(83, 155, 245, 0.4);
    color: #fff;
}

/* ===== Activity Heatmap ===== */
.heatmap-wrapper {
    display: flex;
    gap: 4px;
    overflow-x: auto;
    padding-bottom: 8px;
}

.heatmap-day-labels {
    display: flex;
    flex-direction: column;
    gap: 3px;
    flex-shrink: 0;
}

.heatmap-day-labels span {
    height: 13px;
    line-height: 13px;
    font-size: 10px;
    text-align: right;
    padding-right: 4px;
    min-width: 28px;
}

.heatmap-day-labels-spacer {
    width: 32px;
    flex-shrink: 0;
}

.heatmap-grid {
    display: flex;
    gap: 3px;
}

.heatmap-week {
    display: flex;
    flex-direction: column;
    gap: 3px;
}

.heatmap-cell {
    width: 13px;
    height: 13px;
    border-radius: 2px;
    display: block;
    text-decoration: none;
}

.heatmap-clickable {
    cursor: pointer;
}

.heatmap-clickable:hover {
    outline: 2px solid var(--ssh-text);
    outline-offset: -1px;
}

.heatmap-level-0 {
    background-color: var(--ssh-surface);
    border: 1px solid var(--ssh-border);
}

.heatmap-level-1 {
    background-color: rgba(212, 160, 23, 0.25);
}

.heatmap-level-2 {
    background-color: rgba(212, 160, 23, 0.50);
}

.heatmap-level-3 {
    background-color: rgba(212, 160, 23, 0.75);
}

.heatmap-level-4 {
    background-color: var(--ssh-accent);
}

.heatmap-months {
    display: flex;
    gap: 4px;
    margin-bottom: 4px;
}

.heatmap-month-track {
    display: grid;
    grid-template-columns: repeat(53, 16px);
    font-size: 10px;
    color: var(--ssh-text-muted);
}

.heatmap-month-label {
    white-space: nowrap;
}

/* ===== Sun Animation ===== */
.animation-frame-container {
    background: #000;
    border-radius: 0.5rem;
    overflow: hidden;
}

.animation-frame-img {
    max-height: 80vh;
    max-width: 100%;
    object-fit: contain;
    display: block;
    margin: 0 auto;
}

#animation-player:fullscreen {
    background: #000;
    width: 100vw;
    height: 100vh;
    display: flex !important;
    align-items: center;
    justify-content: center;
}

#animation-player:fullscreen > *:not(.animation-frame-container):not(#anim-fullscreen-exit) {
    display: none !important;
}

#animation-player:fullscreen .animation-frame-img {
    max-height: 100vh;
    max-width: 100vw;
}

#anim-fullscreen-exit {
    display: none;
}

#animation-player:fullscreen #anim-fullscreen-exit {
    display: inline-flex;
    position: fixed;
    top: 1rem;
    right: 1rem;
    z-index: 10;
    opacity: 0.7;
}

#animation-player:fullscreen #anim-fullscreen-exit:hover {
    opacity: 1;
}

#animation-overlay-canvas {
    pointer-events: none;
}

/* ===== Animation Selector Calendar ===== */
.animation-calendar-cell {
    min-height: 80px;
    border: 1px solid var(--ssh-border);
    border-radius: 0.25rem;
    padding: 2px;
    background: var(--ssh-surface);
}

.animation-calendar-date {
    text-align: center;
    font-size: 0.7rem;
    padding: 1px 0;
    border-bottom: 1px solid var(--ssh-border);
    margin-bottom: 2px;
}

.animation-calendar-thumb {
    position: relative;
    cursor: pointer;
    border: 2px solid transparent;
    border-radius: 0.25rem;
    overflow: hidden;
    margin: 1px;
    transition: border-color 0.15s;
}

.animation-calendar-thumb img {
    width: 100%;
    display: block;
    border-radius: 0.2rem;
}

.animation-calendar-thumb:hover {
    border-color: var(--bs-primary);
}

.animation-calendar-thumb.selected {
    border-color: var(--bs-success);
}

.animation-calendar-thumb.other-observer {
    opacity: 0.7;
}

.animation-calendar-thumb.other-observer.selected {
    opacity: 1;
}

.animation-calendar-thumb.shake {
    animation: shake 0.4s ease-in-out;
}
@keyframes shake {
    0%, 100% { transform: translateX(0); }
    25% { transform: translateX(-4px); }
    75% { transform: translateX(4px); }
}

.animation-calendar-thumb .check-badge {
    position: absolute;
    top: 2px;
    right: 2px;
    color: var(--bs-success);
    font-size: 0.9rem;
    text-shadow: 0 0 3px rgba(0,0,0,0.8);
}

.animation-calendar-thumb .observer-badge {
    position: absolute;
    bottom: 1px;
    left: 1px;
    font-size: 0.55rem;
    background: rgba(0,0,0,0.7);
    color: #ccc;
    padding: 0 3px;
    border-radius: 2px;
}

.animation-calendar-empty {
    min-height: 40px;
}

.animation-calendar-thumb-small {
    width: 40px;
    height: 40px;
    display: inline-block;
}

.animation-calendar-thumb-small img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.animation-calendar-alts {
    text-align: center;
}

.animation-calendar-alt-panel {
    border-top: 1px solid var(--ssh-border);
    padding-top: 2px;
    margin-top: 2px;
    display: flex;
    flex-wrap: wrap;
    gap: 2px;
}

.score-dots {
    position: absolute;
    bottom: 1px;
    right: 1px;
    font-size: 0.35rem;
    line-height: 1;
    text-shadow: 0 0 3px rgba(0,0,0,0.8);
    color: var(--bs-warning);
    display: flex;
    gap: 1px;
}

.score-dots .text-muted {
    opacity: 0.3;
}

.calendar-preview {
    position: fixed;
    z-index: 1060;
    background: var(--ssh-surface);
    border: 1px solid var(--ssh-border);
    border-radius: 0.5rem;
    box-shadow: 0 4px 20px rgba(0,0,0,0.5);
    overflow: hidden;
    pointer-events: none;
    max-width: 350px;
}

.calendar-preview img {
    display: block;
    width: 100%;
    max-height: 350px;
    object-fit: contain;
    background: #000;
}

.calendar-preview .small {
    background: rgba(0,0,0,0.6);
}

/* ── Timelapse Filmstrip ─────────────────────────────────────── */

.timelapse-filmstrip {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(140px, 1fr));
    gap: 8px;
    padding: 8px 0;
}

.timelapse-slot {
    text-align: center;
    border: 2px solid transparent;
    border-radius: 0.25rem;
    background: var(--ssh-surface);
    transition: border-color 0.15s;
    position: relative;
}

.timelapse-slot.selected {
    border-color: var(--bs-success);
}

.timelapse-slot-thumb {
    position: relative;
    cursor: pointer;
    overflow: hidden;
}

.timelapse-slot-thumb img {
    width: 100%;
    aspect-ratio: 1;
    object-fit: cover;
    display: block;
    border-radius: 0.2rem;
}

.timelapse-slot-thumb:hover {
    opacity: 0.85;
}

.timelapse-slot-info {
    padding: 2px 2px 0;
}

.timelapse-slot-label {
    font-size: 0.75rem;
    color: var(--bs-secondary);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.timelapse-slot-observer {
    font-size: 0.7rem;
    color: var(--bs-secondary);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    opacity: 0.7;
}

.timelapse-slot-alts {
    font-size: 0.75rem;
    margin-top: 2px;
}

.timelapse-slot-alts small {
    cursor: pointer;
    padding: 1px 6px;
    border-radius: 3px;
    background: rgba(var(--bs-info-rgb), 0.15);
}

/* ── Kind group drag-and-drop ─────────────────────────────────── */

.kind-dnd-list {
    min-height: 50px;
}

.kind-dnd-list .sortable-ghost {
    opacity: 0.4;
    background: var(--bs-primary) !important;
}

.kind-dnd-list .list-group-item {
    border-color: var(--ssh-border);
}

/* ── Timelapse kind picker ───────────────────────────────────── */

.timelapse-kind-picker {
    grid-column: 1 / -1;
    text-align: center;
}

.timelapse-kind-picker-options {
    display: flex;
    justify-content: center;
    gap: 1rem;
    flex-wrap: wrap;
}

.timelapse-kind-option {
    cursor: pointer;
    border: 2px solid var(--ssh-border);
    border-radius: 0.5rem;
    padding: 8px;
    text-align: center;
    transition: border-color 0.15s, transform 0.15s;
    max-width: 150px;
}

.timelapse-kind-option:hover {
    border-color: var(--bs-primary);
    transform: scale(1.05);
}

.timelapse-kind-option img {
    width: 120px;
    height: 120px;
    object-fit: cover;
    border-radius: 0.25rem;
    display: block;
    margin: 0 auto;
}

/* check badge and popover */
.timelapse-check {
    position: absolute;
    top: 2px;
    right: 2px;
    color: var(--bs-success);
    font-size: 0.8rem;
    text-shadow: 0 0 3px rgba(0,0,0,0.8);
}

.timelapse-alt-popover {
    position: absolute;
    top: 100%;
    left: 50%;
    transform: translateX(-50%);
    z-index: 1050;
    background: var(--ssh-surface);
    border: 1px solid var(--ssh-border);
    border-radius: 0.5rem;
    box-shadow: 0 4px 16px rgba(0,0,0,0.5);
    min-width: 180px;
}

.timelapse-alt-thumb {
    position: relative;
    cursor: pointer;
    text-align: center;
    border: 2px solid transparent;
    border-radius: 0.25rem;
    padding: 2px;
    transition: border-color 0.15s;
}

.timelapse-alt-thumb.selected {
    border-color: var(--bs-success);
}

.timelapse-alt-thumb img {
    width: 80px;
    height: 80px;
    object-fit: cover;
    border-radius: 0.2rem;
    display: block;
}

.timelapse-alt-thumb:hover {
    border-color: var(--bs-primary);
}

/* ===== Live Session Pulsing Dot ===== */
.live-dot {
    display: inline-block;
    width: 8px;
    height: 8px;
    background: #dc3545;
    border-radius: 50%;
    animation: live-pulse 1.5s infinite;
    vertical-align: middle;
    margin-left: 4px;
}

@keyframes live-pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.3; }
}

.comment-highlight {
    animation: comment-flash 2.5s ease-out;
}
@keyframes comment-flash {
    0%   { background-color: rgba(255, 214, 102, 0.5); }
    100% { background-color: transparent; }
}

.comment-permalink {
    color: var(--bs-secondary-color, #6c757d);
    text-decoration: none;
    border-bottom: 1px dotted currentColor;
}
.comment-permalink:hover {
    color: var(--bs-link-color, #0d6efd);
    border-bottom-style: solid;
}

/* ===== Mobile image viewer (<= 768px) ===== */
@media (max-width: 768px) {
    .viewer-with-filmstrip {
        flex-direction: column;
    }
    .viewer-with-filmstrip .viewer-main {
        display: contents;
    }
    .viewer-with-filmstrip .image-viewer {
        order: 1;
    }
    .viewer-with-filmstrip .filmstrip {
        order: 2;
    }
    .viewer-with-filmstrip .overlay-toolbar {
        order: 3;
    }
    .filmstrip {
        width: 100%;
        height: auto;
        max-height: none;
        border-right: none;
        border-top: 1px solid var(--ssh-border);
        border-bottom: 1px solid var(--ssh-border);
        border-radius: 0;
        overflow-x: auto;
        overflow-y: hidden;
        padding: 8px 6px;
    }
    .filmstrip::-webkit-scrollbar {
        width: auto;
        height: 4px;
    }
    .filmstrip-inner {
        flex-direction: row;
    }
    .filmstrip-thumb {
        width: 72px;
        height: 72px;
    }

    .overlay-toolbar {
        gap: .35rem;
        padding: .5rem .75rem;
    }
    .overlay-toolbar .btn span,
    .overlay-toolbar label {
        display: none;
    }
    .overlay-toolbar .vr {
        display: none;
    }
}