/* ------------------------------------------------------------------
   Clean theme for PatternDex (index_v2.html). Loaded after index.css.
   One accent color, one font family, soft shadows, calm spacing.
   ------------------------------------------------------------------ */

:root {
    --accent: #2f5fa8;
    --accent-soft: #e8eef8;
    --text: #2b2b2b;
    --text-muted: #6b6b6b;
    --rule: #e6e6e6;
    --surface: #ffffff;
    --surface-alt: #f7f8fa;
    --radius: 10px;
    --shadow: 0 1px 2px rgba(0, 0, 0, 0.04), 0 6px 18px rgba(0, 0, 0, 0.06);
}

.theme-clean,
.theme-clean .title,
.theme-clean .publication-title,
.theme-clean .publication-authors {
    font-family: "Inter", "Open Sans", "Noto Sans", sans-serif;
}

.theme-clean {
    color: var(--text);
    background: var(--surface);
    -webkit-font-smoothing: antialiased;
}

.theme-clean .title {
    color: var(--text);
    letter-spacing: -0.01em;
}

/* ---------- Hero ---------- */
.theme-clean .hero {
    background: linear-gradient(180deg, var(--surface-alt) 0%, var(--surface) 100%);
}

.theme-clean .hero .hero-body {
    padding-top: 3.5rem;
    padding-bottom: 2rem;
}

.theme-clean .publication-title {
    font-weight: 700;
    color: var(--accent);
}

.theme-clean .publication-subtitle {
    color: var(--text);
    font-weight: 600;
}

.theme-clean .publication-authors {
    color: var(--text-muted);
    font-weight: 400;
}

.theme-clean .publication-authors .author-block {
    margin: 0 0.15rem;
}

.theme-clean .publication-links .button.is-dark {
    background: var(--text);
    border: none;
    box-shadow: 0 1px 2px rgba(0, 0, 0, 0.12);
    transition: background 0.15s, transform 0.15s;
    margin: 0.25rem 0.2rem;
}

.theme-clean .publication-links .button.is-dark:hover {
    background: var(--accent);
    transform: translateY(-1px);
}

/* ---------- Sections ---------- */
.theme-clean .section-divided > .container {
    border-top: 1px solid var(--rule);
    padding-top: 2rem;
}

.theme-clean .section {
    padding-top: 1.5rem;
    padding-bottom: 1.5rem;
}

/* Main section titles: small accent bar underneath */
.theme-clean .title.is-2,
.theme-clean .title.is-3,
.theme-clean #BibTeX .title {
    position: relative;
    text-align: center;
    padding-bottom: 0.6rem;
    margin-bottom: 1.5rem !important;
}

.theme-clean .title.is-2::after,
.theme-clean .title.is-3::after,
.theme-clean #BibTeX .title::after {
    content: "";
    display: block;
    width: 2.5rem;
    height: 3px;
    border-radius: 2px;
    background: var(--accent);
    margin: 0.6rem auto 0;
}

/* Sub-headings: thin accent bar on the left */
.theme-clean .title.is-4 {
    border-left: 3px solid var(--accent);
    padding-left: 0.6rem;
    font-weight: 600;
}

.theme-clean .title.is-5 {
    font-weight: 600;
    color: var(--text);
}

/* ---------- Text ---------- */
.theme-clean .lead {
    font-size: 1.1rem;
    line-height: 1.75;
    color: var(--text);
}

.theme-clean .body-text {
    font-size: 1rem;
    line-height: 1.7;
    color: var(--text);
}

.theme-clean .caption-text {
    display: block;
    font-size: 0.95rem;
    line-height: 1.6;
    color: var(--text-muted);
    margin-top: 0.75rem;
}

.theme-clean .caption-text > span[style*="bold"],
.theme-clean .lead > span[style*="bold"] {
    color: var(--text);
}

.theme-clean .media-label {
    font-size: 1.05rem;
    font-weight: 600;
    margin-bottom: 0.25rem;
}

.theme-clean .video-sub {
    color: var(--text-muted);
    font-size: 0.9rem;
}

.theme-clean b {
    color: var(--text);
}

/* ---------- Media ---------- */
.theme-clean img.interpolation-image,
.theme-clean video,
.theme-clean #allegro-row video,
.theme-clean .carousel-img {
    border-radius: var(--radius) !important;
    box-shadow: var(--shadow);
    background: var(--surface);
}

.theme-clean img.interpolation-image {
    box-shadow: none;
}

/* Tight horizontal packing for the result grids; outer edges stay flush with the container */
.theme-clean #allegro-row,
.theme-clean #embodiment-carousels {
    margin-left: -0.25rem;
    margin-right: -0.25rem;
}

.theme-clean #allegro-row .column,
.theme-clean #embodiment-carousels .column {
    padding: 0.5rem 0.25rem;
}

/* ---------- Method step arrows ---------- */
.theme-clean .step-arrow {
    color: var(--accent);
    opacity: 0.7;
}

/* ---------- Carousel ---------- */
.theme-clean .carousel-btn {
    border: 1px solid var(--rule);
    color: var(--text);
    box-shadow: 0 1px 2px rgba(0, 0, 0, 0.05);
}

.theme-clean .carousel-btn:hover {
    background: var(--accent);
    border-color: var(--accent);
    color: #fff;
}

.theme-clean .carousel-caption {
    color: var(--text-muted);
}

.theme-clean .carousel-dot.is-active {
    background: var(--accent);
}

.theme-clean .hand-icon {
    height: 2.75rem;
}

/* ---------- Tables ---------- */
.theme-clean .table-container {
    border: 1px solid var(--rule);
    border-radius: var(--radius);
    overflow: hidden;
    box-shadow: 0 1px 2px rgba(0, 0, 0, 0.03);
}

.theme-clean .results-table {
    margin-bottom: 0;
    font-size: 0.93rem;
}

.theme-clean .results-table thead th {
    background: var(--surface-alt);
    color: var(--text);
    font-weight: 600;
    border-bottom: 1px solid var(--rule);
    padding: 0.7rem 0.75rem;
}

.theme-clean .results-table td {
    padding: 0.55rem 0.75rem;
    border-color: var(--rule);
    color: var(--text);
}

.theme-clean .table.is-striped tbody tr:not(.is-selected):nth-child(even) {
    background: #fbfbfc;
}

.theme-clean .table.is-hoverable tbody tr:not(.is-selected):hover {
    background: var(--accent-soft);
}

.theme-clean .results-table td b {
    color: var(--accent);
}

.theme-clean .results-table .mean-row td,
.theme-clean .results-table tr.mean-row td {
    border-top: 2px solid #c9c9c9;
}

/* ---------- BibTeX ---------- */
.theme-clean #BibTeX pre {
    background: var(--surface-alt);
    border: 1px solid var(--rule);
    border-radius: var(--radius);
    padding: 1.25rem 1.5rem;
    font-size: 0.9rem;
}

/* ---------- Footer ---------- */
.theme-clean .footer {
    background: var(--surface-alt);
    border-top: 1px solid var(--rule);
    padding: 2rem 1.5rem;
    color: var(--text-muted);
}

.theme-clean .footer a {
    color: var(--accent);
}

/* Keep button labels white on the dark pills */
.theme-clean .button b,
.theme-clean .button span {
    color: inherit;
}