/*────────────────  基本フォントとリンク  ────────────────*/
body {
    font-family: 'Noto Sans', sans-serif;
}

.publication-title,
.publication-authors,
.teaser {
    font-family: 'Google Sans', sans-serif;
}

.footer .icon-link {
    font-size: 25px;
    color: #000;
}

.link-block a {
    margin: 5px 0;
}

/*────────────────  HERO & メタ情報  ────────────────*/
h1.title.is-1.publication-title {
    font-size: 2.8rem;
}

/* 改行位置の固定は改行が効く広さがあるときだけ */
@media (max-width: 900px) {
    .title-break {
        display: none;
    }
}


.publication-venue {
    color: #555;
    font-weight: bold;
    font-size: 30px;
    text-align: center;
    margin: 0 0 20px;
}

.eql-cntrb {
    font-size: smaller;
}

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

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

/*────────────────  ティーザー  ────────────────*/
.teaser .hero-body {
    padding: 0 0 3rem;
}

.teaser img {
    width: 100%;
    height: auto;
}

section figcaption {
    font-size: 1.0rem;
    line-height: 1.3;
    margin-top: .4rem;
    text-align: center;
    color: #555;
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
}

/* Placeholder paper/code buttons look inactive until real links are set */
.publication-links a[href="#"] {
    opacity: 0.65;
    pointer-events: none;
}

.method-figure {
    margin: 2rem 0;
}

.method-figure img {
    width: 100%;
    height: auto;
}

/*════════════════  Interactive skeleton viewer  ════════════════*/

.winro-results-controls {
    display: flex;
    justify-content: center;
    gap: 16px;
    flex-wrap: wrap;
    align-items: center;
    margin: 0 auto 8px;
}

.winro-results-controls .help-text {
    font-size: 12px;
    color: #888;
    background: #f5f5f5;
    padding: 4px 10px;
    border-radius: 4px;
    border: 1px solid #e8e8e8;
}

.gc-btn {
    padding: 4px 12px;
    border: 1px solid #ccc;
    border-radius: 4px;
    background: #fff;
    font-size: 13px;
    color: #555;
    cursor: pointer;
    transition: all 0.15s;
}

.gc-btn:hover {
    background: #f0f0f0;
}

.gc-btn.active {
    background: #1a73e8;
    color: #fff;
    border-color: #1a73e8;
}

/* Section intro text: narrower measure for readability */
.section-intro {
    max-width: 720px;
    margin: 0 auto 1.5rem;
    color: #555;
}

/* Card container for sub-blocks (e.g. spatial constraint) */
.winro-subsection {
    border: 1px solid #e8e8ee;
    border-radius: 12px;
    padding: 18px 18px 8px;
    background: #fcfcfd;
    margin-bottom: 8px;
}

.subsection-head {
    max-width: 860px;
    margin: 0 auto 14px;
}

.subsection-title {
    font-size: 1.15rem;
    font-weight: 700;
    color: #333;
    text-align: left;
    border-left: 4px solid #1a73e8;
    padding-left: 10px;
    margin-bottom: 4px;
}

.subsection-desc {
    font-size: 14px;
    color: #777;
    text-align: left;
    margin: 0 0 0 14px;
    line-height: 1.5;
}

/* Section tab bar */
.winro-tabs {
    display: flex;
    justify-content: center;
    gap: 6px;
    flex-wrap: wrap;
    margin-bottom: 14px;
}

.winro-tab {
    padding: 6px 14px;
    border: 1px solid #ccc;
    border-radius: 999px;
    background: #fff;
    font-size: 13.5px;
    color: #555;
    cursor: pointer;
    transition: all 0.15s;
}

.winro-tab:hover {
    background: #f0f0f0;
}

.winro-tab.active {
    background: #1a73e8;
    color: #fff;
    border-color: #1a73e8;
    font-weight: 600;
}

.winro-loading {
    text-align: center;
    font-size: 14px;
    color: #888;
    padding: 30px 0;
}

/* Comparison panel: prompt as plain centered text (same as the
   supplementary viewer) */
.comp-prompt {
    text-align: center;
    font-size: 15px;
    color: #555;
    font-style: italic;
    margin-bottom: 12px;
    min-height: 18px;
}

.highlight {
    color: #d35400;
    font-weight: 800;
    font-style: normal;
}

.viewer-row-wrapper {
    margin-bottom: 12px;
}

.viewer-row-wrapper.highlighted {
    border: 3px solid #e67e22;
    border-radius: 10px;
    padding: 10px 10px 4px;
    background: rgba(230, 126, 34, 0.03);
}

.row-label {
    font-size: 15px;
    font-weight: 700;
    color: #555;
    text-align: center;
    margin-bottom: 6px;
}

.row-label.ours {
    color: #d35400;
}

.marker-legend {
    display: flex;
    justify-content: center;
    gap: 16px;
    margin-bottom: 10px;
    font-size: 12px;
    color: #666;
}

.marker-legend-item {
    display: flex;
    align-items: center;
    gap: 5px;
}

.marker-legend-swatch {
    width: 14px;
    height: 14px;
    border-radius: 50%;
    display: inline-block;
}

.viewer-row {
    display: flex;
    gap: 12px;
    margin-bottom: 8px;
    justify-content: center;
}

.viewer-column {
    flex: 1;
    max-width: 340px;
    min-width: 220px;
}

/* Single-row layout with many viewers (e.g. position constraint) */
.viewer-row.compact {
    flex-wrap: wrap;
}

.viewer-row.compact .viewer-column {
    max-width: 190px;
    min-width: 140px;
}

.viewer-row.compact .viewer-label {
    font-size: 12px;
}

.viewer-row.compact .viewer-label.ours {
    font-size: 12.5px;
}

.viewer-label {
    text-align: center;
    font-size: 14px;
    font-weight: 600;
    color: #333;
    padding: 4px 0;
    margin-bottom: 3px;
}

.viewer-label.ours {
    color: #d35400;
    font-size: 15px;
    font-weight: 800;
}

.viewer-canvas-container {
    width: 100%;
    aspect-ratio: 1 / 1;
    position: relative;
    background: #f0f0f0;
    cursor: grab;
    border: 1px solid #e0e0e0;
    border-radius: 6px;
    overflow: hidden;
}

.viewer-canvas-container.ours {
    border: 3px solid #e67e22;
    border-radius: 8px;
}

.viewer-canvas-container:active {
    cursor: grabbing;
}

.viewer-canvas-container canvas {
    display: block;
    width: 100% !important;
    height: 100% !important;
}

/* Interaction hint overlay */
.viewer-hint {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    pointer-events: none;
    z-index: 10;
    background: rgba(0, 0, 0, 0.25);
    opacity: 1;
    transition: opacity 0.6s ease;
}

.viewer-hint.hidden {
    opacity: 0;
    pointer-events: none;
}

.viewer-hint-content {
    text-align: center;
    color: #fff;
    text-shadow: 0 1px 4px rgba(0, 0, 0, 0.5);
    user-select: none;
}

.viewer-hint-icon {
    font-size: 28px;
    margin-bottom: 4px;
    animation: hint-nudge 2s ease-in-out infinite;
}

@keyframes hint-nudge {

    0%,
    100% {
        transform: rotate(0deg);
    }

    20% {
        transform: rotate(-12deg);
    }

    40% {
        transform: rotate(12deg);
    }

    60% {
        transform: rotate(-6deg);
    }

    80% {
        transform: rotate(0deg);
    }
}

.viewer-hint-text {
    font-size: 13px;
    font-weight: 600;
    line-height: 1.5;
}

.viewer-hint-sub {
    font-size: 11px;
    font-weight: 400;
    opacity: 0.85;
    margin-top: 2px;
}

/* Playback bar */
.playback-bar {
    display: flex;
    align-items: center;
    gap: 10px;
    justify-content: center;
    padding: 6px 0;
}

.play-btn {
    width: 28px;
    height: 28px;
    border-radius: 50%;
    border: 1px solid #ccc;
    background: #fff;
    color: #555;
    font-size: 12px;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.15s;
    flex-shrink: 0;
}

.play-btn:hover {
    background: #eee;
}

.play-btn.playing {
    background: #1a73e8;
    color: #fff;
    border-color: #1a73e8;
}

.timeline-slider {
    flex: 1;
    max-width: 500px;
    -webkit-appearance: none;
    appearance: none;
    height: 4px;
    background: #ddd;
    border-radius: 2px;
    outline: none;
    cursor: pointer;
}

.timeline-slider::-webkit-slider-thumb {
    -webkit-appearance: none;
    width: 12px;
    height: 12px;
    background: #1a73e8;
    border-radius: 50%;
    cursor: pointer;
}

.timeline-slider::-moz-range-thumb {
    width: 12px;
    height: 12px;
    background: #1a73e8;
    border-radius: 50%;
    cursor: pointer;
    border: none;
}

.frame-label {
    font-size: 11px;
    color: #999;
    min-width: 50px;
    text-align: left;
}

/* Timeline panel (temporal composition) */
.timeline-panel {
    max-width: 700px;
    margin: 8px auto 4px;
    padding: 10px 16px;
    background: #fafafa;
    border: 1px solid #e0e0e0;
    border-radius: 8px;
}

.tl-progress {
    position: relative;
    height: 22px;
    background: #E8E8E8;
    border-radius: 4px;
    overflow: hidden;
    margin-bottom: 8px;
}

.tl-progress-fill {
    position: absolute;
    top: 0;
    left: 0;
    height: 100%;
    background: #42A5F5;
    transition: width 0.05s linear;
}

.tl-time {
    position: absolute;
    right: 8px;
    top: 2px;
    font-size: 11px;
    font-weight: 700;
    color: #333;
    font-family: monospace;
    z-index: 1;
}

.tl-intervals {
    margin-bottom: 6px;
}

.tl-interval {
    display: flex;
    align-items: baseline;
    gap: 8px;
    padding: 3px 6px;
    border-radius: 4px;
    margin-bottom: 2px;
    transition: background 0.15s, opacity 0.15s;
    opacity: 0.4;
}

.tl-interval.active {
    background: #e3f2fd;
    opacity: 1.0;
}

.tl-bullet {
    font-size: 10px;
    color: #ccc;
    flex-shrink: 0;
}

.tl-interval.active .tl-bullet {
    color: #333;
    font-size: 12px;
}

.tl-text {
    font-size: 13px;
    color: #aaa;
    flex: 1;
}

.tl-interval.active .tl-text {
    color: #111;
    font-weight: 600;
}

.tl-bp-tag {
    font-size: 10px;
    font-weight: 700;
    flex-shrink: 0;
    opacity: 0.4;
}

.tl-interval.active .tl-bp-tag {
    opacity: 1.0;
}

.tl-time-range {
    font-size: 10px;
    color: #999;
    font-family: monospace;
    flex-shrink: 0;
}

.tl-legend {
    display: flex;
    justify-content: center;
    gap: 12px;
    padding-top: 6px;
    border-top: 1px solid #eee;
    font-size: 11px;
}

.tl-legend-item {
    display: flex;
    align-items: center;
    gap: 4px;
}

.tl-legend-swatch {
    width: 10px;
    height: 10px;
    border-radius: 50%;
    display: inline-block;
}

@media (max-width: 768px) {
    .viewer-row {
        flex-direction: column;
        align-items: center;
    }

    /* Leave side gutters so the page can be scrolled without
       grabbing a viewer canvas */
    .viewer-column {
        max-width: 340px;
        width: 86%;
    }
}