/* Developer details use the shared PERSPECTIVA AR colors and typography. */
.pd-dev {
    max-width: 1160px; margin: 0 auto; padding: 120px 32px 80px;
    color: var(--bi-ink); font-family: var(--bi-font); box-sizing: border-box;
}
.pd-dev *, .pd-dev *::before, .pd-dev *::after { box-sizing: border-box; }
.pd-dev [hidden] { display: none!important; }
.pd-dev a { color: var(--bi-accent); text-decoration: none; text-underline-offset: 4px; }
.pd-dev a:hover { text-decoration: underline; }
.pd-dev :is(a,button):focus-visible { outline: 2px solid var(--bi-accent); outline-offset: 4px; }
.pd-dev-breadcrumb { display: flex; flex-wrap: wrap; gap: 10px; margin-bottom: 40px; font-size: 12px; color: var(--bi-muted); }
.pd-dev-heading { display: flex; align-items: flex-end; justify-content: space-between; gap: 32px; margin-bottom: 36px; }
.pd-dev-kicker { color: var(--bi-muted); font-size: 11px; font-weight: 600; letter-spacing: .1em; text-transform: uppercase; margin: 0 0 14px; }
.pd-dev h1 { color: var(--bi-ink); margin: 0; font-size: clamp(36px,4.2vw,56px); line-height: 1.08; font-weight: 650; letter-spacing: -.045em; }
.pd-dev-action { position: relative; padding-bottom: 4px; }
.pd-dev-copy {
    display: inline-flex; align-items: center; justify-content: center; gap: 10px;
    min-height: 44px; padding: 11px 16px; border: 1px solid var(--bi-line); border-radius: 8px;
    background: var(--bi-surface); color: var(--bi-ink); font: 550 13px/1.4 var(--bi-font);
    cursor: pointer; white-space: nowrap; transition: border-color .15s, background-color .15s;
}
.pd-dev-copy:hover { border-color: var(--bi-accent); background: var(--bi-accent-soft); }
.pd-dev-copy svg { flex-shrink: 0; }
.pd-dev-copy-status { position: absolute; top: 100%; left: 0; right: 0; margin-top: 4px; color: var(--bi-muted); font-size: 11px; line-height: 1.5; }
.pd-dev-owner { display: flex; align-items: center; gap: 18px; padding: 28px 0; border-block: 1px solid var(--bi-line); }
.pd-dev-owner img { flex: 0 0 44px; display: block; width: 44px; height: auto; }
.pd-dev .pd-dev-owner h2 { margin: 0 0 6px; font-size: clamp(19px,2vw,24px); line-height: 1.3; font-weight: 600; letter-spacing: -.025em; }
.pd-dev-owner p { margin: 0; color: var(--bi-muted); font-size: 14px; line-height: 1.5; }
.pd-dev-layout { display: grid; grid-template-columns: minmax(0,1.7fr) minmax(280px,.9fr); align-items: start; gap: 56px; padding-top: 36px; }
.pd-dev :is(.pd-dev-section,.pd-dev-contact) h2 { color: var(--bi-ink); font-size: 19px; line-height: 1.35; letter-spacing: -.025em; font-weight: 600; margin: 0 0 22px; }
.pd-dev-section + .pd-dev-section { margin-top: 40px; }
.pd-dev dl { margin: 0; }
.pd-dev-data > div { display: grid; grid-template-columns: minmax(0,.95fr) minmax(0,1.35fr); gap: 22px; padding: 14px 0; border-bottom: 1px solid var(--bi-line); }
.pd-dev-data > div:first-child { padding-top: 0; }
.pd-dev dt { margin: 0; color: var(--bi-muted); font-size: 13px; line-height: 1.6; font-weight: 400; }
.pd-dev dd { margin: 0; color: var(--bi-ink); font-size: 14px; line-height: 1.6; font-weight: 500; font-variant-numeric: tabular-nums; overflow-wrap: anywhere; }
.pd-dev-contact { padding: 26px; background: var(--bi-surface); border: 1px solid var(--bi-line); border-radius: 12px; }
.pd-dev-contact dl > div + div { margin-top: 22px; }
.pd-dev-contact dd { margin-top: 5px; font-weight: 400; }
.pd-dev-contact dd a { display: block; width: fit-content; color: var(--bi-ink); }
.pd-dev-contact dd a:hover { color: var(--bi-accent); }
.pd-dev-contact address { margin: 0; font-style: normal; }
.pd-dev-support { display: flex; justify-content: space-between; align-items: center; gap: 12px; margin-top: 26px; padding-top: 22px; border-top: 1px solid var(--bi-line); font-size: 13px; font-weight: 550; }
.pd-dev-documents { display: flex; flex-wrap: wrap; gap: 12px 24px; margin-top: 44px; padding-top: 24px; border-top: 1px solid var(--bi-line); font-size: 12px; line-height: 1.6; }
.pd-dev-documents > span { color: var(--bi-muted); margin-right: auto; }
@media (max-width: 900px) {
    .pd-dev-layout { gap: 28px; grid-template-columns: minmax(0,1.3fr) minmax(260px,1fr); }
    .pd-dev-data > div { grid-template-columns: 1fr; gap: 4px; }
    .pd-dev-contact { padding: 22px; }
}
@media (max-width: 680px) {
    .pd-dev { padding: 94px 20px 48px; }
    .pd-dev-breadcrumb { margin-bottom: 28px; gap: 8px; font-size: 11px; }
    .pd-dev-heading { display: block; margin-bottom: 28px; }
    .pd-dev h1 { font-size: clamp(34px,9vw,44px); }
    .pd-dev-action { margin-top: 24px; padding-bottom: 14px; }
    .pd-dev-copy-status { top: auto; bottom: -5px; }
    .pd-dev-owner { gap: 14px; padding: 24px 0; align-items: flex-start; }
    .pd-dev-owner img { flex-basis: 34px; width: 34px; margin-top: 3px; }
    .pd-dev-owner p { font-size: 12px; }
    .pd-dev-layout { grid-template-columns: minmax(0,1fr); gap: 32px; padding-top: 28px; }
    .pd-dev :is(.pd-dev-section,.pd-dev-contact) h2 { margin-bottom: 20px; }
    .pd-dev-data > div { padding: 12px 0; }
    .pd-dev-section + .pd-dev-section { margin-top: 32px; }
    .pd-dev-documents { flex-direction: column; gap: 14px; margin-top: 32px; }
    .pd-dev-documents > span { margin: 0; }
}
@media (prefers-reduced-motion: reduce) { .pd-dev-copy { transition: none; } }