/* Case Studies - archive, service-line term pages and single case study.
 * Styles the plugin templates (tx-case-study* / tx-case-studies*) and the
 * grid layout of the [traxx_case_studies] shortcode. Loaded via the
 * 'cpt' bundle in inc/enqueue.php whenever a traxx_case_study view renders.
 */

:root {
    --cs-dark: #0f172a;
    --cs-text: #475569;
    --cs-muted: #94a3b8;
    --cs-line: #e2e8f0;
    --cs-soft: #f8fafc;
    --cs-cyan: #00d2ff;
    --cs-blue: #0284c7;
    --cs-amber: #b45309;
    --cs-gradient: linear-gradient(90deg, #0284c7 0%, #00d2ff 100%);
    --cs-font: 'Inter', system-ui, -apple-system, sans-serif;
    --cs-code: 'Fira Code', monospace;
    --cs-radius: 16px;
    --cs-shadow: 0 10px 30px rgba(15, 23, 42, 0.08);
}

.tx-case-study-wrap,
.tx-case-study-wrap * { box-sizing: border-box; }

.tx-case-study-wrap {
    font-family: var(--cs-font);
    color: var(--cs-text);
    -webkit-font-smoothing: antialiased;
    padding-top: clamp(28px, 4vw, 56px);
    padding-bottom: clamp(48px, 6vw, 96px);
}

.tx-case-study-wrap .site-main { width: 100%; }

/* -----------------------------------------------------------------
   Shared: eyebrow, CTA buttons, chips
   ----------------------------------------------------------------- */

.tx-case-study__eyebrow {
    font-family: var(--cs-code);
    color: var(--cs-blue);
    font-size: 13px;
    font-weight: 600;
    letter-spacing: 1.5px;
    margin: 0 0 12px;
}
.tx-case-study__dev {
    color: var(--cs-amber);
    margin-left: 10px;
}

.tx-case-study__cta {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 14px 24px;
    border-radius: 999px;
    background: var(--cs-gradient);
    color: #fff !important;
    font-weight: 700;
    font-size: 15px;
    text-decoration: none !important;
    box-shadow: 0 8px 22px rgba(2, 132, 199, 0.25);
    transition: transform 0.18s ease, box-shadow 0.18s ease;
}
.tx-case-study__cta:hover {
    transform: translateY(-2px);
    box-shadow: 0 12px 28px rgba(2, 132, 199, 0.32);
}
.tx-case-study__cta--ghost {
    background: #fff;
    color: var(--cs-dark) !important;
    border: 2px solid var(--cs-line);
    box-shadow: none;
}
.tx-case-study__cta--ghost:hover {
    border-color: var(--cs-blue);
    box-shadow: none;
}

.tx-case-study__chips,
.tx-case-study-card__caps {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
}
.tx-case-study__chips > span,
.tx-case-study-card__caps > span {
    font-family: var(--cs-code);
    font-size: 11.5px;
    font-weight: 600;
    color: var(--cs-blue);
    background: rgba(2, 132, 199, 0.08);
    border: 1px solid rgba(2, 132, 199, 0.18);
    border-radius: 6px;
    padding: 3px 8px;
    white-space: nowrap;
}

/* -----------------------------------------------------------------
   Browser frame (single hero + grid card media)
   ----------------------------------------------------------------- */

.tx-case-study__bar,
.tx-case-study-card__bar {
    display: flex;
    align-items: center;
    gap: 6px;
    padding: 10px 14px;
    background: #f1f5f9;
    border-bottom: 1px solid var(--cs-line);
}
.tx-case-study__bar > span,
.tx-case-study-card__bar > span {
    width: 10px;
    height: 10px;
    border-radius: 50%;
    background: #cbd5e1;
}
.tx-case-study__bar > span:nth-child(1),
.tx-case-study-card__bar > span:nth-child(1) { background: #fca5a5; }
.tx-case-study__bar > span:nth-child(2),
.tx-case-study-card__bar > span:nth-child(2) { background: #fcd34d; }
.tx-case-study__bar > span:nth-child(3),
.tx-case-study-card__bar > span:nth-child(3) { background: #86efac; }
.tx-case-study__bar > em,
.tx-case-study-card__bar > em {
    margin-left: 10px;
    flex: 1;
    font-family: var(--cs-code);
    font-style: normal;
    font-size: 12px;
    color: var(--cs-muted);
    background: #fff;
    border-radius: 6px;
    padding: 4px 10px;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

/* -----------------------------------------------------------------
   Archive header + filters
   ----------------------------------------------------------------- */

.tx-case-studies__head {
    text-align: center;
    max-width: 860px;
    margin: 0 auto clamp(32px, 4vw, 56px);
}
.tx-case-studies__title,
.tx-case-study__title {
    font-size: clamp(30px, 4.6vw, 48px);
    font-weight: 900;
    color: var(--cs-dark);
    letter-spacing: -1px;
    line-height: 1.08;
    margin: 0 0 16px;
}
.tx-case-studies__lede,
.tx-case-study__lede {
    font-size: clamp(15px, 2vw, 18px);
    line-height: 1.7;
    margin: 0;
}
.tx-case-study__tagline {
    font-family: 'Fira Code', monospace;
    font-size: 14px;
    letter-spacing: 0.5px;
    color: #0284c7;
    margin: -6px 0 12px;
}

.tx-case-studies__filters {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 8px;
    margin-top: 26px;
}
.tx-case-studies__filters a {
    font-family: var(--cs-code);
    font-size: 12.5px;
    font-weight: 600;
    color: var(--cs-text);
    text-decoration: none;
    padding: 8px 14px;
    border-radius: 999px;
    border: 1.5px solid var(--cs-line);
    background: #fff;
    transition: all 0.16s ease;
}
.tx-case-studies__filters a:hover { border-color: var(--cs-blue); color: var(--cs-blue); }
.tx-case-studies__filters a.is-active {
    background: var(--cs-dark);
    border-color: var(--cs-dark);
    color: #fff;
}

/* Filter toolbar (Success Stories) */
.tx-filters {
    margin: 0 auto clamp(28px, 3.5vw, 44px);
    display: flex;
    flex-direction: column;
    gap: 16px;
}
.tx-filters .tx-case-studies__filters { margin-top: 0; }
.tx-filters__n {
    display: inline-block;
    min-width: 18px;
    margin-left: 4px;
    padding: 0 5px;
    border-radius: 999px;
    background: rgba(15, 23, 42, 0.07);
    color: var(--cs-text);
    font-size: 10.5px;
    line-height: 18px;
    text-align: center;
}
.tx-filters__n:empty { display: none; }
.tx-case-studies__filters a.is-active .tx-filters__n { background: rgba(255, 255, 255, 0.18); color: #fff; }

.tx-filters__row {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    align-items: center;
    gap: 10px 12px;
}
.tx-filters__search,
.tx-filters__select {
    position: relative;
    display: inline-flex;
    align-items: center;
    background: #fff;
    border: 1.5px solid var(--cs-line);
    border-radius: 999px;
    transition: border-color 0.16s ease, box-shadow 0.16s ease;
}
.tx-filters__search:focus-within,
.tx-filters__select:focus-within {
    border-color: var(--cs-blue);
    box-shadow: 0 0 0 3px rgba(2, 132, 199, 0.12);
}
.tx-filters__search { flex: 1 1 260px; max-width: 420px; }
.tx-filters__search i,
.tx-filters__select i {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    color: var(--cs-muted);
    font-size: 13px;
    pointer-events: none;
}
.tx-filters__search i { left: 16px; }
.tx-filters__select i { right: 16px; font-size: 11px; }
.tx-filters__search input[type="search"],
.tx-filters__select select {
    appearance: none;
    -webkit-appearance: none;
    width: 100%;
    margin: 0;
    padding: 10px 18px 10px 42px;
    border: 0;
    border-radius: 999px;
    background: transparent;
    font-family: var(--cs-code);
    font-size: 12.5px;
    font-weight: 600;
    color: var(--cs-dark);
    line-height: 1.4;
    outline: none;
    box-shadow: none;
}
.tx-filters__select select {
    padding: 10px 40px 10px 18px !important; /* Neve's global select padding + arrow would collide with our chevron */
    background-image: none !important;
    cursor: pointer;
}
.tx-filters__search input::placeholder { color: var(--cs-muted); font-weight: 500; }
.tx-filters__search input::-webkit-search-cancel-button { cursor: pointer; }

.tx-filters__meta {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 14px;
    min-height: 20px;
}
.tx-filters__count {
    margin: 0;
    font-family: var(--cs-code);
    font-size: 12px;
    letter-spacing: 0.5px;
    color: var(--cs-muted);
}
.tx-filters__count:empty { display: none; }
.tx-filters__clear {
    appearance: none;
    display: inline-flex;
    align-items: center;
    gap: 6px;
    margin: 0;
    padding: 4px 10px;
    border: 0;
    border-radius: 999px;
    background: transparent;
    font-family: var(--cs-code);
    font-size: 12px;
    font-weight: 600;
    color: var(--cs-blue);
    cursor: pointer;
}
.tx-filters__clear:hover { text-decoration: underline; }
.tx-filters__clear[hidden] { display: none; }
.tx-filters__clear--inline {
    display: inline;
    margin-left: 6px;
    padding: 0;
    font-size: inherit;
}

.tx-case-study-card.is-hidden { display: none; }
.tx-case-studies-grid.is-empty { display: none; }

.tx-case-studies-empty {
    text-align: center;
    padding: 48px 0;
    color: var(--cs-muted);
}
.tx-case-studies-empty[hidden] { display: none; }

/* -----------------------------------------------------------------
   Grid cards ([traxx_case_studies layout="grid"] and archive)
   ----------------------------------------------------------------- */

.tx-case-studies-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
    gap: clamp(20px, 2.4vw, 32px);
}

.tx-case-study-card {
    display: flex;
    flex-direction: column;
    background: #fff;
    border: 1px solid var(--cs-line);
    border-radius: var(--cs-radius);
    overflow: hidden;
    box-shadow: var(--cs-shadow);
    transition: transform 0.2s ease, box-shadow 0.2s ease;
}
.tx-case-study-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 18px 40px rgba(15, 23, 42, 0.12);
}
.tx-case-study-card--featured { border-color: rgba(2, 132, 199, 0.35); }

.tx-case-study-card__media {
    position: relative;
    display: block;
    text-decoration: none;
    color: inherit;
}
.tx-case-study-card__screen {
    aspect-ratio: 16 / 10;
    background-size: cover;
    background-position: top center;
    background-color: var(--cs-soft);
}
.tx-case-study-card__screen--placeholder,
.tx-case-study__screen--placeholder {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 12px;
    background: repeating-linear-gradient(45deg, #f8fafc 0 12px, #f1f5f9 12px 24px);
    color: var(--cs-muted);
}
.tx-case-study-card__screen--placeholder i,
.tx-case-study__screen--placeholder i { font-size: 40px; color: var(--cs-blue); }
.tx-case-study-card__screen--placeholder span,
.tx-case-study__screen--placeholder span {
    font-family: var(--cs-code);
    font-size: 12px;
    letter-spacing: 1.5px;
}
.tx-case-study-card--dev .tx-case-study-card__screen--placeholder i,
.tx-case-study-card--dev .tx-case-study-card__screen--placeholder span { color: var(--cs-amber); }

.tx-case-study-card__tag {
    position: absolute;
    right: 14px;
    bottom: 14px;
    font-family: var(--cs-code);
    font-size: 11px;
    font-weight: 600;
    color: #fff;
    background: rgba(15, 23, 42, 0.85);
    padding: 5px 10px;
    border-radius: 6px;
}

.tx-case-study-card__body {
    display: flex;
    flex-direction: column;
    gap: 10px;
    padding: 20px 22px 24px;
    flex: 1;
}
.tx-case-study-card__service {
    font-family: var(--cs-code);
    font-size: 12px;
    font-weight: 600;
    color: var(--cs-blue);
    margin: 0;
}
.tx-case-study-card__service span { color: var(--cs-muted); font-weight: 500; }
.tx-case-study-card__title {
    font-size: 21px;
    font-weight: 800;
    letter-spacing: -0.3px;
    line-height: 1.2;
    margin: 0;
}
.tx-case-study-card__title a { color: var(--cs-dark); text-decoration: none; }
.tx-case-study-card__title a:hover { color: var(--cs-blue); }
.tx-case-study-card__excerpt {
    font-size: 14.5px;
    line-height: 1.65;
    margin: 0;
}
.tx-case-study-card__link {
    margin-top: auto;
    padding-top: 8px;
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-weight: 700;
    font-size: 14px;
    color: var(--cs-blue);
    text-decoration: none;
}
.tx-case-study-card__link i { transition: transform 0.16s ease; }
.tx-case-study-card__link:hover i { transform: translateX(4px); }

/* -----------------------------------------------------------------
   Archive CTA band
   ----------------------------------------------------------------- */

.tx-case-studies__cta {
    margin-top: clamp(48px, 6vw, 80px);
    text-align: center;
    padding: clamp(36px, 5vw, 64px) 24px;
    border-radius: 24px;
    background: var(--cs-dark);
    color: #cbd5e1;
}
.tx-case-studies__cta h2 {
    color: #fff;
    font-size: clamp(24px, 3.4vw, 34px);
    font-weight: 900;
    letter-spacing: -0.6px;
    margin: 0 0 10px;
}
.tx-case-studies__cta p { margin: 0 0 24px; font-size: 16px; }

.tx-case-study-wrap .navigation.pagination { margin-top: 40px; }

/* -----------------------------------------------------------------
   Single: header band
   ----------------------------------------------------------------- */

.tx-case-study__head {
    max-width: 900px;
    margin: 0 auto clamp(28px, 4vw, 48px);
    text-align: center;
}
.tx-case-study__facts {
    list-style: none;
    margin: 28px 0 0;
    padding: 0;
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 12px;
}
.tx-case-study__facts li {
    display: flex;
    flex-direction: column;
    align-items: center;
    min-width: 140px;
    padding: 14px 20px;
    border-radius: 12px;
    background: var(--cs-soft);
    border: 1px solid var(--cs-line);
}
.tx-case-study__facts strong {
    color: var(--cs-dark);
    font-size: 16px;
    font-weight: 800;
}
.tx-case-study__facts span {
    font-family: var(--cs-code);
    font-size: 11px;
    letter-spacing: 1px;
    text-transform: uppercase;
    color: var(--cs-muted);
    margin-top: 4px;
}

/* -----------------------------------------------------------------
   Single: two-column body
   ----------------------------------------------------------------- */

.tx-case-study__body {
    display: grid;
    grid-template-columns: minmax(0, 1fr) 360px;
    gap: clamp(28px, 4vw, 56px);
    align-items: start;
}

.tx-case-study__frame {
    border: 1px solid var(--cs-line);
    border-radius: var(--cs-radius);
    overflow: hidden;
    box-shadow: var(--cs-shadow);
    background: #fff;
}
.tx-case-study__screen-link { display: block; }
.tx-case-study__frame img.tx-case-study__screen,
.tx-case-study__frame video.tx-case-study__video {
    display: block;
    width: 100%;
    height: auto;
}
.tx-case-study__frame video.tx-case-study__video {
    background: #0a0d14;
    aspect-ratio: 16 / 9;
}
.tx-case-study__frame--placeholder .tx-case-study__screen { aspect-ratio: 16 / 10; }

.tx-prose,
.tx-case-study__writeup {
    margin-top: 32px;
    font-size: 17px;
    line-height: 1.8;
}
.tx-prose p { margin: 0 0 1.1em; }
.tx-prose h2, .tx-prose h3 {
    color: var(--cs-dark);
    font-weight: 800;
    letter-spacing: -0.3px;
    margin: 1.6em 0 0.6em;
}

.tx-case-study__delivered { margin-top: 36px; }
.tx-case-study__delivered h2,
.tx-case-study__gallery h2,
.tx-case-study__sheet h2 {
    font-size: 15px;
    font-family: var(--cs-code);
    letter-spacing: 1px;
    text-transform: uppercase;
    color: var(--cs-dark);
    margin: 0 0 14px;
}
.tx-case-study__delivered ul {
    list-style: none;
    margin: 0;
    padding: 0;
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
    gap: 10px 20px;
}
.tx-case-study__delivered li {
    position: relative;
    padding-left: 26px;
    font-size: 15.5px;
    line-height: 1.55;
}
.tx-case-study__delivered li::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0.55em;
    width: 14px;
    height: 14px;
    border-radius: 4px;
    background: var(--cs-gradient);
}

.tx-case-study__gallery {
    margin-top: 40px;
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
    gap: 14px;
}
.tx-case-study__gallery figure {
    margin: 0;
    border-radius: 12px;
    overflow: hidden;
    border: 1px solid var(--cs-line);
    background: #fff;
}
.tx-case-study__gallery img { display: block; width: 100%; height: auto; }
.tx-case-study__gallery figcaption {
    font-size: 12.5px;
    padding: 8px 12px;
    color: var(--cs-muted);
}

/* -----------------------------------------------------------------
   Single: aside
   ----------------------------------------------------------------- */

.tx-case-study__aside {
    position: sticky;
    top: 96px;
    display: flex;
    flex-direction: column;
    gap: 22px;
}

.tx-case-study__review {
    position: relative;
    margin: 0;
    padding: 28px 26px 24px;
    border-radius: var(--cs-radius);
    background: var(--cs-dark);
    color: #e2e8f0;
    border-left: none;
}
.tx-case-study__review > i {
    position: absolute;
    top: 18px;
    right: 22px;
    font-size: 28px;
    color: rgba(0, 210, 255, 0.35);
}
.tx-case-study__review p {
    font-size: 16.5px;
    line-height: 1.7;
    margin: 0 0 18px;
    font-style: italic;
}
.tx-case-study__review footer {
    display: flex;
    flex-direction: column;
    gap: 2px;
    font-size: 13.5px;
}
.tx-case-study__review footer strong { color: #fff; font-weight: 700; }
.tx-case-study__review footer span { color: var(--cs-muted); }
.tx-case-study__review footer a {
    margin-top: 8px;
    color: var(--cs-cyan);
    font-weight: 600;
    font-size: 13px;
    text-decoration: none;
}

.tx-case-study__sheet {
    padding: 22px 24px;
    border-radius: var(--cs-radius);
    background: #fff;
    border: 1px solid var(--cs-line);
}
.tx-case-study__sheet dl { margin: 0; }
.tx-case-study__row {
    display: grid;
    grid-template-columns: 110px minmax(0, 1fr);
    gap: 12px;
    padding: 9px 0;
    border-top: 1px solid var(--cs-line);
    font-size: 14px;
}
.tx-case-study__row:first-child { border-top: none; padding-top: 0; }
.tx-case-study__row dt {
    color: var(--cs-muted);
    font-weight: 600;
    font-size: 12.5px;
    text-transform: uppercase;
    letter-spacing: 0.4px;
    padding-top: 2px;
}
.tx-case-study__row dd {
    margin: 0;
    color: var(--cs-dark);
    font-weight: 500;
    overflow-wrap: anywhere;
}
.tx-case-study__row dd a { color: var(--cs-blue); text-decoration: none; }
.tx-case-study__row dd a:hover { text-decoration: underline; }

.tx-case-study__ctas {
    display: flex;
    flex-direction: column;
    gap: 10px;
}
.tx-case-study__ctas .tx-case-study__cta { justify-content: center; }

.tx-case-study__terms {
    margin: 0;
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
}
.tx-case-study__terms a {
    font-size: 12.5px;
    font-weight: 600;
    color: var(--cs-text);
    text-decoration: none;
    padding: 5px 11px;
    border-radius: 999px;
    border: 1px solid var(--cs-line);
}
.tx-case-study__terms a:hover { border-color: var(--cs-blue); color: var(--cs-blue); }

.tx-case-study__back {
    font-weight: 600;
    font-size: 14px;
    color: var(--cs-text);
    text-decoration: none;
}
.tx-case-study__back:hover { color: var(--cs-blue); }

/* -----------------------------------------------------------------
   Responsive
   ----------------------------------------------------------------- */

@media (max-width: 1024px) {
    .tx-case-study__body { grid-template-columns: 1fr; }
    .tx-case-study__aside { position: static; }
}

@media (max-width: 640px) {
    .tx-case-studies-grid { grid-template-columns: 1fr; }
    .tx-case-study__facts li { min-width: calc(50% - 6px); }
    .tx-case-study__row { grid-template-columns: 1fr; gap: 2px; }
    .tx-case-study__sheet,
    .tx-case-study__review { padding: 20px 18px; }
}