/* ── Base ─────────────────────────────────────── */
body {
    font-family: "Google Sans", "Noto Sans", "Noto Sans JP", sans-serif;
}

/* ── Hero ─────────────────────────────────────── */
.publication-title {
    font-family: "Google Sans", sans-serif;
    font-weight: 700;
}

.publication-authors {
    padding-bottom: 0.3rem;
}

.publication-authors a {
    color: hsl(204, 86%, 53%);
}

.publication-authors a:hover {
    text-decoration: underline;
}

.publication-venue {
    margin-top: 0.5rem;
    margin-bottom: 1rem;
}

.publication-venue .badge {
    display: inline-block;
    background: hsl(204, 86%, 53%);
    color: white;
    padding: 0.25em 0.8em;
    border-radius: 4px;
    font-size: 1rem;
    font-weight: 600;
    letter-spacing: 0.05em;
}

.publication-links {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 0.5rem;
}

.publication-links .button {
    font-size: 0.95rem;
}

.publication-links .button.is-disabled {
    opacity: 0.45;
    cursor: not-allowed;
}

/* ── Teaser ───────────────────────────────────── */
.hero.teaser {
    padding-top: 0;
}

.teaser-image {
    width: 100%;
    border-radius: 8px;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
}

/* ── Hypothesis Figure ────────────────────────── */
.hypothesis-figure {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1rem;
}

.hypothesis-figure img {
    width: 100%;
    border-radius: 6px;
}

.hypothesis-figure figcaption {
    text-align: center;
    font-size: 0.85rem;
    font-weight: 600;
    color: hsl(0, 0%, 29%);
    margin-top: 0.4rem;
}

/* ── Sections ─────────────────────────────────── */
.section {
    padding: 3rem 1.5rem;
}

/* ── Method SVG ───────────────────────────────── */
.image img[src$=".svg"] {
    width: 100%;
    max-width: 100%;
}

/* ── Carousel ─────────────────────────────────── */
.carousel-container {
    margin: 0 auto;
    max-width: 600px;
}

.carousel {
    position: relative;
    width: 100%;
    aspect-ratio: 4/3;
    overflow: hidden;
    border-radius: 8px;
    background: #f5f5f5;
}

.carousel-img {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    opacity: 0;
    transition: opacity 0.6s ease;
}

.carousel-img.active {
    opacity: 1;
}

/* ── Carousel Slider ─────────────────────────── */
.carousel-slider-container {
    margin: 0 auto;
    max-width: 600px;
}

.carousel-display {
    position: relative;
    width: 100%;
    overflow: hidden;
    border-radius: 8px;
    background: #f5f5f5;
}

.carousel-display img {
    width: 100%;
    display: block;
}

/* ── Range Slider ────────────────────────────── */
.interp-range {
    width: 80%;
    max-width: 400px;
    cursor: pointer;
    accent-color: hsl(204, 86%, 53%);
    height: 8px;
}

.slider {
    overflow: visible;
    padding: 0.5rem;
}

.interp-labels {
    display: flex;
    justify-content: space-between;
    width: 80%;
    max-width: 400px;
    margin: 0.25rem auto 0;
    font-size: 0.8rem;
    color: hsl(0, 0%, 48%);
}

/* ── Freeze Lighting Row ─────────────────────── */
.freeze-lighting-row {
    display: flex;
    justify-content: center;
    gap: 8px;
    overflow-x: auto;
    padding-bottom: 4px;
}

.fl-pair {
    flex: 0 0 auto;
    width: 18%;
    min-width: 120px;
    text-align: center;
}

.fl-pair img {
    width: 100%;
    border-radius: 4px;
}

.fl-pair p {
    margin-top: 2px;
}

#fl-reference {
    border: 2px solid hsl(204, 86%, 53%);
    border-radius: 6px;
    padding: 3px;
}

.freeze-lighting-legend {
    display: flex;
    justify-content: center;
    gap: 1.5rem;
    color: hsl(0, 0%, 48%);
}

/* ── Before/After Video Slider ───────────────── */
.ba-video-slider {
    position: relative;
    width: 100%;
    overflow: hidden;
    border-radius: 8px;
    cursor: col-resize;
    user-select: none;
    -webkit-user-select: none;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
}

.ba-video {
    width: 100%;
    display: block;
}

.ba-video-after {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    clip-path: inset(0 50% 0 0);
}

.ba-video-label {
    position: absolute;
    top: 12px;
    padding: 4px 10px;
    background: rgba(0, 0, 0, 0.55);
    color: white;
    font-size: 0.8rem;
    font-weight: 600;
    border-radius: 4px;
    z-index: 15;
    pointer-events: none;
}

.ba-video-label-left {
    left: 12px;
}

.ba-video-label-right {
    right: 12px;
}

.ba-video-controls {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.ba-video-scrubber {
    flex: 1;
    cursor: pointer;
    accent-color: hsl(204, 86%, 53%);
    height: 8px;
}

/* ── Before/After Slider ──────────────────────── */
.ba-slider {
    position: relative;
    width: 100%;
    aspect-ratio: 1;
    overflow: hidden;
    border-radius: 8px;
    cursor: col-resize;
    user-select: none;
    -webkit-user-select: none;
}

.ba-slider img {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.ba-after {
    clip-path: inset(0 50% 0 0);
}

.ba-handle {
    position: absolute;
    top: 0;
    left: 50%;
    width: 2px;
    height: 100%;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    transform: translateX(-50%);
    z-index: 10;
    pointer-events: none;
}

.ba-handle-line {
    flex: 1;
    width: 2px;
    background: white;
    box-shadow: 0 0 4px rgba(0, 0, 0, 0.5);
}

.ba-handle-circle {
    width: 36px;
    height: 36px;
    border-radius: 50%;
    background: white;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.3);
    display: flex;
    align-items: center;
    justify-content: center;
    color: hsl(0, 0%, 29%);
    font-size: 14px;
    flex-shrink: 0;
}

.container.is-comparison {
    max-width: 1324px;
}

/* ── Comparison Table ─────────────────────────── */
.comparison-table {
    font-size: 0.85rem;
    table-layout: fixed;
    width: 100%;
    border-collapse: collapse;
}

.comparison-table th,
.comparison-table td {
    border: none;
    padding: 2px;
    text-align: center;
    vertical-align: middle;
}

.comparison-table th {
    font-size: 0.8rem;
    white-space: nowrap;
    padding-bottom: 6px;
    text-align: center !important;
}

.comparison-table img {
    width: 100%;
    aspect-ratio: 4/3;
    object-fit: cover;
    display: block;
    border-radius: 4px;
}

.comparison-table .colorbar-col,
.comparison-table .mirror-col {
    width: 6.2%;
}

.comparison-table .colorbar-cell {
    padding: 2px;
    vertical-align: center;
}

.comparison-table .colorbar-img {
    width: 100%;
    height: auto;
    aspect-ratio: auto;
    object-fit: contain;
    border-radius: 0;
}

.comparison-table .comparison-gap td {
    padding: 6px 0;
}

.comparison-table th:nth-child(3),
.comparison-table td:nth-child(3) {
    background: hsla(204, 86%, 53%, 0.08);
}

.comparison-table th:nth-child(3) {
    font-weight: 700;
    color: hsl(204, 86%, 40%);
}

/* ── Results Tables ───────────────────────────── */
.results-table {
    font-size: 0.85rem;
}

.results-table th,
.results-table td {
    white-space: nowrap;
    padding: 0.4em 0.6em;
}

.results-table tr.is-ours td:first-child {
    border-left: 3px solid hsl(204, 86%, 53%);
}

table.results-table thead tr:first-child th {
    border-top: 1px solid hsl(0, 0%, 71%);
}

table.results-table tbody tr:last-child td {
    border-bottom: 1px solid hsl(0, 0%, 71%);
}

.results-table .is-vbottom {
    vertical-align: bottom;
}

.results-table .dataset-header {
    border-bottom: 1px solid hsl(0, 0%, 86%);
}

.results-table .col-spacer {
    width: 0.8em;
    padding: 0;
}

.table-divider td {
    padding: 0;
    border-bottom: 1px solid hsl(0, 0%, 86%);
}

/* ── Before/After Slider aspect-ratio variants ── */
.ba-slider-4x3 {
    aspect-ratio: 4/3;
}

/* ── BibTeX ───────────────────────────────────── */
.bibtex-container {
    position: relative;
}

.bibtex-container pre {
    padding-right: 4rem;
}

.copy-bibtex {
    position: absolute;
    top: 0.5rem;
    right: 0.5rem;
    z-index: 5;
}

/* ── Footer ───────────────────────────────────── */
.footer {
    padding: 2rem 1.5rem;
    background-color: hsl(0, 0%, 96%);
}

.footer a {
    color: hsl(204, 86%, 53%);
}

/* ── Responsive ───────────────────────────────── */
@media screen and (max-width: 768px) {
    .publication-title {
        font-size: 1.75rem !important;
    }

    .fl-pair {
        width: 35%;
        min-width: 100px;
    }

    .comparison-table {
        font-size: 0.7rem;
        min-width: 900px;
    }

    .ba-handle-circle {
        width: 28px;
        height: 28px;
        font-size: 11px;
    }

    .columns:has(.ba-slider) {
        display: flex;
        flex-wrap: wrap;
    }

    .columns:has(.ba-slider) > .column.is-one-third {
        width: 50%;
        flex: none;
    }

    .hypothesis-figure {
        grid-template-columns: 1fr;
    }
}