:root {
    /* Light Mode (Default) */
    --bg-color: #ffffff;
    --text-color: #212529;
    --card-bg: #ffffff;
    --top-row-bg: #f7f7f7;
    --top-row-border: #d6d5d5;
    --sidebar-bg: linear-gradient(180deg, rgb(5, 39, 103) 0%, #3a0647 70%);
    --input-bg: #ffffff;
    --input-border: #ced4da;
    --input-text: #212529;
    --link-color: #006bb7;
    --modal-bg: #ffffff;
    --observation-card-ratio: 4/3;
}


.observation-view-box {
    width: 100%;
    /* Fallback for aspect-ratio matching 4/3 */
    padding-top: 75%;
    position: relative;
    overflow: hidden;
}

.observation-view-box>img {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
}

html.dark-mode {
    /* Dark Mode (~Slate/Charcoal) - Lightened per request */
    --bg-color: #252526;
    /* VS Code style dark gray */
    --text-color: #e0e0e0;
    --card-bg: #333333;
    /* Lighter than bg */
    --top-row-bg: #2d2d2d;
    --top-row-border: #404040;
    --sidebar-bg: linear-gradient(180deg, #102a5c 0%, #350d3e 70%);
    --input-bg: #3e3e3e;
    --input-border: #555;
    --input-text: #e0e0e0;
    --link-color: #8ab4f8;
    --modal-bg: #333333;
}

html,
body {
    font-family: 'Helvetica Neue', Helvetica, Arial, sans-serif;
    background-color: var(--bg-color);
    color: var(--text-color);
    transition: background-color 0.3s ease, color 0.3s ease;
    min-height: 100vh;
    /* Fallback */
    min-height: 100dvh;
}

/* Dark Mode Overrides for Bootstrap/Components */
/* Dark Mode Overrides for Bootstrap/Components */
html.dark-mode .card {
    background-color: var(--card-bg);
    border-color: #333;
    color: var(--text-color);
}

html.dark-mode .form-control,
html.dark-mode .form-select {
    background-color: var(--input-bg);
    border-color: var(--input-border);
    color: var(--input-text);
}

html.dark-mode .form-control:focus {
    background-color: var(--input-bg);
    /* Keep dark on focus */
    color: var(--input-text);
    border-color: #0d6efd;
    box-shadow: 0 0 0 0.25rem rgba(13, 110, 253, 0.25);
}

html.dark-mode .list-group-item {
    background-color: var(--card-bg);
    border-color: #333;
    color: var(--text-color);
}

html.dark-mode .list-group-item-action:hover {
    background-color: #2c2c2c;
    color: var(--text-color);
}

html.dark-mode .list-group-item.active {
    background-color: #0d6efd !important;
    border-color: #0d6efd !important;
    color: #fff !important;
}

html.dark-mode .modal-content {
    background-color: var(--modal-bg);
    border-color: #444;
    color: var(--text-color);
}

html.dark-mode .modal-header,
html.dark-mode .modal-footer {
    border-color: #333;
}

html.dark-mode .btn-close {
    filter: invert(1) grayscale(100%) brightness(200%);
}

html.dark-mode .table {
    --bs-table-color: var(--text-color);
    --bs-table-bg: transparent;
    --bs-table-striped-color: var(--text-color);
    --bs-table-striped-bg: rgba(255, 255, 255, 0.05);
    --bs-table-active-color: var(--text-color);
    --bs-table-active-bg: rgba(255, 255, 255, 0.1);
    --bs-table-hover-color: var(--text-color);
    --bs-table-hover-bg: rgba(255, 255, 255, 0.075);
    color: var(--text-color) !important;
    border-color: #444;
}

html.dark-mode .table> :not(caption)>*>* {
    color: var(--text-color) !important;
    background-color: transparent;
    /* Let the row/stripe color show through */
    box-shadow: none;
    /* Remove any inset shadows */
}

html.dark-mode .text-primary {
    color: #6ea8fe !important;
    /* Lighter blue for dark mode */
}

/* Ensure links in tables are visible */
html.dark-mode .table a {
    color: #6ea8fe;
}

html.dark-mode .text-muted {
    color: #adb5bd !important;
    /* Lighter gray */
}

a,
.btn-link {
    color: var(--link-color);
}

.btn-primary {
    color: #fff;
    background-color: #1b6ec2;
    border-color: #1861ac;
}

.btn:focus,
.btn:active:focus,
.btn-link.nav-link:focus,
.form-control:focus,
.form-check-input:focus {
    box-shadow: 0 0 0 0.1rem white, 0 0 0 0.25rem #258cfb;
}

.content {
    padding-top: 1.1rem;
}

h1:focus {
    outline: none;
}

.valid.modified:not([type=checkbox]) {
    outline: 1px solid #26b050;
}

.invalid {
    outline: 1px solid #e50000;
}

.validation-message {
    color: #e50000;
}

.blazor-error-boundary {
    background: url(data:image/svg+xml;base64,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) no-repeat 1rem/1.8rem, #b32121;
    padding: 1rem 1rem 1rem 3.7rem;
    color: white;
}

.blazor-error-boundary::after {
    content: "An error has occurred."
}


.darker-border-checkbox.form-check-input {
    border-color: #929292;
}

.responsive-card-wrapper {
    width: 100%;
}

@media (min-width: 576px) {
    .responsive-card-wrapper {
        width: 100%;
    }
}

@media (min-width: 768px) {
    .w-md-auto {
        width: auto !important;
    }
}