/* Book discovery shares the site's plain, full-width catalogue layout. */
.reader-filters{width:100%;margin:24px 0 28px;padding:20px;border:1px solid var(--line);background:var(--paper,#fff)}
.reader-filters fieldset{min-width:0;border:0;margin:0;padding:0}.reader-filters legend{font-size:18px;font-weight:600;padding:0;margin-bottom:18px}
.reader-filter-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:14px}.reader-filter-grid-four{grid-template-columns:repeat(4,minmax(0,1fr))}.reader-filter-grid>label{min-width:0;display:flex;flex-direction:column;gap:7px;font-size:13px;font-weight:400}
.reader-filter-grid select,.reader-filter-grid input{width:100%;min-width:0;height:46px;border:1px solid #737e94;background:#fff;color:var(--ink);padding:9px 10px;border-radius:0;font-size:14px}
.reader-filter-actions{display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:16px;margin-top:18px}
.reader-filter-actions button{min-height:44px;padding:10px 20px;border:1px solid var(--blue);background:var(--blue);color:#fff;font-size:14px;font-weight:600;border-radius:0}
.reader-small,.reader-result-note{font-size:13px;color:var(--muted);line-height:1.55}.reader-filters .reader-small{margin-top:14px}.reader-result-note{margin:0 0 22px}
.reader-results .book-card{grid-template-rows:210px 1fr}
.reader-empty{width:100%;padding:24px;background:var(--wash);border-left:3px solid var(--blue)}.reader-empty h3{font-size:20px;margin-bottom:10px}.reader-empty p{font-size:15px;line-height:1.6}
.gift-reader-nav{display:flex;gap:8px;flex-wrap:wrap;margin:0 0 24px}.gift-reader-nav a{display:flex;align-items:center;min-height:40px;border:1px solid var(--line);padding:8px 12px;font-size:13px;color:var(--ink);font-weight:400}.gift-reader-nav a[aria-current]{border-color:var(--blue);color:var(--blue-dark);background:var(--wash)}
.reader-gift-help{border-top:1px solid var(--line);margin-top:32px;padding-top:24px}.reader-gift-help h2{font-size:24px;margin-bottom:18px}.reader-gift-help>div{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:22px}.reader-gift-help p{font-size:14px;line-height:1.65;margin:0}.reader-gift-help strong{font-weight:600}
.advisor-options .advisor-option{grid-template-rows:auto;align-items:center;row-gap:0;min-height:68px;background:#fff;border-left-width:2px;padding:14px}.advisor-option .advisor-option-label{font-weight:400;font-size:16px;color:var(--ink);grid-column:1;grid-row:1;line-height:1.45;margin:0;align-self:center}.advisor-options .advisor-option .vz-icon{grid-row:1}.advisor-question{border-top-width:1px}.advisor-question h2{font-size:26px}.advisor-progress li{font-weight:400}
@media(max-width:820px){.reader-filter-grid-four{grid-template-columns:repeat(2,minmax(0,1fr))}.reader-gift-help>div{grid-template-columns:1fr;gap:16px}}
@media(max-width:680px){.reader-filter-grid:not(.reader-filter-grid-four){grid-template-columns:1fr}}
@media(max-width:520px){.reader-filters{padding:16px}.reader-filter-grid{grid-template-columns:1fr}.reader-filter-actions{align-items:stretch}.reader-filter-actions button{width:100%}.reader-results .book-card{grid-template-rows:180px 1fr}.reader-empty{padding:20px}.reader-gift-help h2{font-size:22px}}
@media(max-width:359px){.reader-results .book-card{grid-template-rows:220px 1fr}}

/* Enhanced only when the shared controller has installed its event handlers. */
.reader-filters .reader-apply[hidden],.reader-auto-note[hidden]{display:none!important}
.reader-auto-note{font-size:12px;color:var(--muted);font-weight:400}
.reader-update-status{font-size:13px;line-height:1.5;color:var(--blue-dark)}
.reader-update-status:empty{display:none}.reader-update-status:not(:empty){margin:0 0 12px}
[data-reader-results].is-updating{opacity:.5;pointer-events:none}
[data-reader-results].is-outdated{display:none}
.reader-filters [aria-invalid="true"]{border-color:#8f2533}
[data-reader-retry]{border:0;padding:4px 0;background:transparent;color:var(--blue-dark);text-decoration:underline;font:inherit;cursor:pointer}