/* Library shares the accepted Home shell; catalog data and actions remain in Blazor. */
.bth-library-content { position: relative; z-index: 1; width: 100%; max-width: 1376px; margin: auto; padding: 24px max(var(--bth-gutter), env(safe-area-inset-right, 0px)) calc(104px + env(safe-area-inset-bottom, 0px)) max(var(--bth-gutter), env(safe-area-inset-left, 0px)); }
.bth-library-intro { margin-bottom: 18px; }
.bth-library-intro h1 { margin: 0; font-size: 29px; line-height: 1.14; letter-spacing: -.035em; }
.bth-library-tabs { display: flex; gap: 24px; margin: 0 0 21px; overflow-x: auto; scrollbar-width: none; border-bottom: 1px solid var(--bth-line); }
.bth-library-tabs::-webkit-scrollbar { display: none; }
.bth-library-tabs button { position: relative; flex: 0 0 auto; min-width: 48px; min-height: 50px; padding: 10px 0 13px; color: var(--bth-muted); font-size: 14px; font-weight: 550; border: 0; background: transparent; cursor: pointer; }
.bth-library-tabs button[aria-pressed="true"] { color: var(--bth-plum); }
.bth-library-tabs button[aria-pressed="true"]::after { position: absolute; content: ""; height: 3px; left: 0; right: 0; bottom: 0; border-radius: 3px; background: currentColor; }
.bth-library-tabs button:focus-visible { outline-offset: -3px; }
.bth-library-tools { display: flex; gap: 10px; align-items: stretch; margin-bottom: 20px; }
.bth-library-search { display: flex; align-items: center; flex: 1; min-width: 0; min-height: 50px; border: 1px solid var(--bth-line); border-radius: 10px; background: var(--bth-surface); }
.bth-library-search > svg { flex: 0 0 18px; width: 18px; height: 18px; margin-left: 13px; color: var(--bth-muted); }
.bth-library-search input { width: 100%; min-width: 0; height: 50px; padding: 12px 9px; background: transparent; border: 0; border-radius: 10px; font-size: 16px; color: var(--bth-ink); }
.bth-library-search input:focus, .bth-library-search input:focus-visible { outline: none; box-shadow: none; }
.bth-library-search:focus-within { background: var(--bth-plum-soft); }
.bth-library-search:focus-within > svg { color: var(--bth-plum); }
.bth-library-search input::-webkit-search-cancel-button { display: none; }
.bth-library-search input::placeholder { color: var(--bth-muted); opacity: 1; }
.bth-library-search button { flex: 0 0 48px; display: grid; place-items: center; min-width: 48px; min-height: 50px; padding: 12px; border: 0; border-radius: 9px; background: transparent; color: var(--bth-muted); cursor: pointer; }
.bth-library-search button svg { width: 18px; height: 18px; }
.bth-library-filter-trigger { display: flex; align-items: center; justify-content: center; gap: 7px; min-width: 88px; min-height: 50px; padding: 11px 12px; background: transparent; border: 1px solid var(--bth-line); border-radius: 10px; color: var(--bth-ink); font-size: 13px; font-weight: 600; cursor: pointer; }
.bth-library-filter-trigger svg { width: 18px; height: 18px; }
.bth-library-filter-dot { width: 6px; height: 6px; background: var(--bth-clay); border-radius: 50%; }
.bth-library-active-filters { display: flex; align-items: center; flex-wrap: wrap; gap: 8px 12px; margin: -8px 0 18px; font-size: 13px; }
.bth-library-active-filters > span { padding: 4px 10px; border-radius: 6px; background: var(--bth-plum-soft); color: var(--bth-plum); }
.bth-library-active-filters button { min-height: 48px; padding: 6px 2px; border: 0; color: var(--bth-plum); background: transparent; text-decoration: underline; text-underline-offset: 4px; cursor: pointer; }
.bth-library-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 23px 14px; }
.bth-library .bth-motion-toggle { margin-top: 28px; }
.bth-library-dialog { position: fixed; inset: auto 0 0; margin: 0 auto; width: 100%; max-width: 560px; max-height: 90dvh; padding: 12px max(22px, env(safe-area-inset-right, 0px)) max(22px, env(safe-area-inset-bottom, 0px)) max(22px, env(safe-area-inset-left, 0px)); border: 1px solid var(--bth-line); border-radius: 24px 24px 0 0; color: var(--bth-ink); background: var(--bth-paper); overscroll-behavior: contain; }
.bth-library-dialog::backdrop { background: rgb(12 10 17 / .65); }
.bth-library-dialog-handle { width: 34px; height: 4px; margin: 0 auto 12px; background: var(--bth-line-strong); border-radius: 4px; }
.bth-library-dialog header { display: flex; align-items: center; justify-content: space-between; gap: 12px; }
.bth-library-dialog h2 { margin: 0; font-size: 27px; }
.bth-library-dialog header .bth-icon-button { border: 0; background: transparent; }
.bth-library-dialog header svg { width: 20px; height: 20px; }
.bth-library-dialog > p { margin: 12px 0 18px; font-size: 14px; }
.bth-library-filter-options { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 9px; margin: 18px 0 24px; }
.bth-library-filter-options button { min-width: 0; min-height: 50px; padding: 12px 9px; border: 1px solid var(--bth-line); border-radius: 10px; color: var(--bth-ink); background: var(--bth-surface); font-size: 14px; line-height: 1.4; overflow-wrap: anywhere; cursor: pointer; }
.bth-library-filter-options button[aria-pressed="true"] { border-color: var(--bth-plum); background: var(--bth-plum-soft); color: var(--bth-plum); }
.bth-library-filter-options button:disabled { opacity: .55; cursor: not-allowed; }
.bth-library-dialog-done { width: 100%; }
html:has(.bth-library-dialog[open]), body:has(.bth-library-dialog[open]) { overflow: hidden; }
.bth-library:has(.bth-library-dialog[open]) .bth-ambient-stars { visibility: hidden; }
.bth-library:has(.bth-library-dialog[open]) .bth-ambient-star, .bth-library:has(.bth-library-dialog[open]) .bth-ambient-star svg { animation-play-state: paused; }
@media (min-width: 600px) {
    .bth-library-dialog { inset: 0; margin: auto; max-width: 520px; width: calc(100% - 48px); max-height: 90dvh; padding: 29px; border-radius: 20px; }
    .bth-library-dialog-handle { display: none; }
}
@media (min-width: 761px) and (pointer: fine), (min-width: 1025px) {
    .bth-library-content { padding-top: 38px; padding-bottom: 64px; }
    .bth-library-intro { margin-bottom: 24px; }
    .bth-library-intro h1 { font-size: clamp(32px, 3.5vw, 44px); }
    .bth-library-tabs { gap: 26px; margin-bottom: 25px; }
    .bth-library-tools { gap: 12px; }
    .bth-library-filter-trigger { padding: 11px 15px; }
    .bth-library-grid { grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 24px 19px; }
}
@media (min-width: 640px) and (max-width: 760px), (min-width: 640px) and (max-width: 1024px) and (pointer: coarse) {
    .bth-library-grid { grid-template-columns: repeat(3, minmax(0, 1fr)); }
}
@media (max-width: 380px) {
    .bth-library-intro h1 { font-size: 28px; }
    .bth-library-grid { gap: 22px 12px; }
    .bth-library-tabs { gap: 20px; }
}