/* Resources, shop and bookshelf — extends site.css tokens. Book objects, not shop tiles. */
.mk-hero { padding: clamp(36px, 6vw, 72px) 0 12px; }
.mk-hero-grid { display: grid; grid-template-columns: 1.5fr 1fr; gap: 40px; align-items: end; }
.mk-hero h1 { max-width: 16ch; }
.mk-switch { display: inline-flex; flex-wrap: wrap; gap: 4px; padding: 4px; border: 1.5px solid var(--ink); border-radius: 12px; background: var(--card); margin-top: 8px; }
.mk-switch a { padding: 8px 14px; border-radius: 8px; text-decoration: none; color: var(--ink); font-weight: 500; font-size: .93rem; }
.mk-switch a:hover { background: var(--paper-2); }
.mk-switch a[aria-current="page"] { background: var(--ink); color: var(--paper); }
.mk-stack { display: flex; align-items: flex-end; gap: 6px; height: 220px; position: relative; padding: 0 12px 10px; }
.mk-book { width: var(--w); height: var(--h); border: 1.5px solid var(--ink); border-radius: 3px 5px 5px 3px; display: flex; align-items: center; justify-content: center; overflow: hidden; position: relative; transform-origin: bottom center; transition: transform .35s var(--ease); }
.mk-book:nth-child(3) { transform: rotate(-4deg); }
.mk-book span { writing-mode: vertical-rl; transform: rotate(180deg); font: 600 .72rem var(--serif); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; max-height: 88%; padding: 6px 0; }
.mk-stack:hover .mk-book:nth-child(2) { transform: translateY(-6px); }
.mk-shelf, .shelf-plank { position: absolute; left: 0; right: 0; bottom: 0; height: 10px; background: var(--ink); border-radius: 2px; box-shadow: 0 6px 0 -2px var(--amber); }
.mk-indigo, .rc-indigo .rc-cover, .rc-indigo.mk-spot-cover, .mk-bigbook.rc-indigo, .rc-indigo .shelf-cover { background: var(--indigo); color: #FFFDF8; }
.mk-amber, .rc-amber .rc-cover, .rc-amber.mk-spot-cover, .mk-bigbook.rc-amber, .rc-amber .shelf-cover { background: var(--amber); color: var(--ink); }
.mk-ink, .rc-ink .rc-cover, .rc-ink.mk-spot-cover, .mk-bigbook.rc-ink, .rc-ink .shelf-cover { background: var(--ink); color: var(--paper); }
.mk-paper, .rc-paper .rc-cover, .rc-paper.mk-spot-cover, .mk-bigbook.rc-paper, .rc-paper .shelf-cover { background: var(--paper-2); color: var(--ink); }

.mk-filters { display: grid; grid-template-columns: 2fr repeat(4, minmax(0, 1fr)) auto; gap: 10px; align-items: end; margin-top: 24px; padding-top: 18px; padding-bottom: 6px; }
.mk-field { display: grid; gap: 4px; }
.mk-field span { font: 500 .72rem var(--mono); text-transform: lowercase; color: var(--slate); }
.mk-field input, .mk-field select { font: inherit; font-size: .95rem; padding: 10px 12px; border: 1.5px solid var(--ink); border-radius: 10px; background: var(--card); color: var(--ink); width: 100%; min-width: 0; }
.mk-field input:focus-visible, .mk-field select:focus-visible { outline: none; box-shadow: 0 0 0 3px rgba(91,75,255,.3); border-color: var(--indigo); }
.mk-filter-actions { display: flex; gap: 8px; }
.mk-count { margin: 0 0 14px; }

.mk-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(220px, 1fr)); gap: 28px 22px; }
.mk-shelf-row { padding-bottom: 18px; background: linear-gradient(var(--ink), var(--ink)) bottom / 100% 2px no-repeat; }
.rc { position: relative; }
.rc-link { display: grid; gap: 14px; text-decoration: none; color: var(--ink); height: 100%; grid-template-rows: auto 1fr; }
.rc-cover, .mk-spot-cover, .mk-bigbook, .shelf-cover { position: relative; aspect-ratio: 3 / 4; border: 1.5px solid var(--ink); border-radius: 4px 10px 10px 4px; overflow: hidden; display: flex; flex-direction: column; padding: 18px 16px 16px 26px; box-shadow: 4px 4px 0 var(--ink); transition: transform .3s var(--ease), box-shadow .3s var(--ease); }
.rc-cover img, .mk-spot-cover img, .mk-bigbook img, .shelf-cover img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; }
.rc-spine { position: absolute; left: 0; top: 0; bottom: 0; width: 12px; background: rgba(17,24,39,.18); border-right: 1.5px solid rgba(17,24,39,.35); z-index: 1; }
.rc-call { font-size: .68rem; text-transform: uppercase; letter-spacing: .08em; opacity: .8; }
.rc-ctitle { font: 600 1.28rem/1.12 var(--serif); letter-spacing: -.02em; margin-top: auto; display: -webkit-box; -webkit-line-clamp: 5; -webkit-box-orient: vertical; overflow: hidden; }
.rc-mark { font-size: .62rem; opacity: .7; margin-top: 12px; padding-top: 8px; border-top: 1px solid currentColor; }
.rc-link:hover .rc-cover, .rc-link:focus-visible .rc-cover { transform: translate(-2px, -4px) rotate(-1deg); box-shadow: 7px 8px 0 var(--ink); }
.rc-link:focus-visible { outline: none; } .rc-link:focus-visible .rc-title { text-decoration: underline; text-decoration-color: var(--amber); text-decoration-thickness: 3px; }
.rc-body { display: grid; gap: 6px; align-content: start; }
.rc-meta { font-size: .7rem; color: var(--indigo-d); margin: 0; }
.rc-title { font: 600 1.15rem/1.2 var(--serif); margin: 0; }
.rc-sum { color: var(--slate); font-size: .93rem; margin: 0; display: -webkit-box; -webkit-line-clamp: 3; -webkit-box-orient: vertical; overflow: hidden; }
.rc-foot { display: flex; justify-content: space-between; align-items: center; gap: 8px; margin-top: 4px; }
.rc-badge { font: 600 .74rem var(--mono); padding: 4px 9px; border-radius: 999px; border: 1.5px solid var(--ink); background: var(--card); }
.rc-badge-free { background: #DDF3E8; border-color: #0F7A4F; color: #0B5D3C; }
.rc-badge.is-paid { background: var(--amber-soft); }
.rc-badge-soon { border-style: dashed; color: var(--slate); }
.rc-badge-unavailable { border-style: dashed; color: var(--slate); background: transparent; }
.rc-langs { color: var(--slate); }

.mk-spot { display: grid; grid-template-columns: minmax(200px, 300px) 1fr; gap: clamp(28px, 5vw, 64px); align-items: center; }
.mk-spot-cover { text-decoration: none; transform: rotate(-2deg); }
.mk-spot-cover:hover { transform: rotate(0); }
.mk-plain { color: inherit; text-decoration: none; } .mk-plain:hover { text-decoration: underline; text-decoration-color: var(--amber); }
.mk-cats { list-style: none; padding: 0; margin: 0; display: grid; grid-template-columns: repeat(auto-fill, minmax(240px, 1fr)); border-top: 1.5px solid var(--ink); }
.mk-cats a { display: flex; justify-content: space-between; gap: 12px; padding: 16px 4px; border-bottom: 1px solid var(--line); text-decoration: none; color: var(--ink); font: 500 1.05rem var(--serif); }
.mk-cats a:hover { color: var(--indigo-d); padding-left: 10px; transition: padding .2s var(--ease); }
.sec-head-row { display: flex; justify-content: space-between; align-items: end; gap: 20px; flex-wrap: wrap; margin-bottom: 26px; }
.mk-learnmore { display: grid; gap: 16px; }

.mk-empty { display: grid; grid-template-columns: auto 1fr; gap: 32px; align-items: center; border: 1.5px dashed var(--ink); border-radius: 14px; padding: clamp(24px, 4vw, 44px); background: var(--card); }
.mk-empty-sm { grid-template-columns: 1fr; }
.mk-empty-shelf { width: 150px; height: 110px; position: relative; display: flex; align-items: flex-end; gap: 6px; padding: 0 14px 10px; }
.mk-empty-shelf i { display: block; width: 22px; border: 1.5px dashed var(--ink); border-radius: 3px; }
.mk-empty-shelf i:nth-child(1) { height: 70px; } .mk-empty-shelf i:nth-child(2) { height: 56px; background: var(--amber-soft); } .mk-empty-shelf i:nth-child(3) { height: 80px; transform: rotate(8deg); transform-origin: bottom left; }
.mk-empty-shelf b { position: absolute; left: 0; right: 0; bottom: 0; height: 8px; background: var(--ink); border-radius: 2px; }

.mk-readiness { margin-top: 16px; border: 1.5px solid var(--amber); background: var(--amber-soft); border-radius: 12px; padding: 12px 16px; }
.mk-readiness ul { margin: 6px 0 0; padding-left: 1.2em; }
.mk-detail-head { padding-top: clamp(24px, 4vw, 48px); }
.mk-detail-grid { display: grid; grid-template-columns: minmax(220px, 380px) 1fr; gap: clamp(28px, 5vw, 72px); align-items: start; margin-top: 20px; }
.mk-detail-cover { position: sticky; top: 96px; }
.mk-bigbook { padding: 26px 22px 22px 36px; }
.mk-bigbook .rc-ctitle { font-size: clamp(1.5rem, 2.6vw, 2.1rem); }
.mk-gallery { list-style: none; display: grid; grid-template-columns: repeat(4, 1fr); gap: 8px; padding: 0; margin: 18px 0 0; }
.mk-gallery img { width: 100%; aspect-ratio: 1; object-fit: cover; border: 1.5px solid var(--ink); border-radius: 6px; display: block; }
.mk-title { font-size: clamp(2.1rem, 4.6vw, 3.6rem); }
.mk-facts { display: grid; grid-template-columns: repeat(auto-fill, minmax(150px, 1fr)); gap: 0; border-top: 1.5px solid var(--ink); margin: 22px 0; }
.mk-facts div { padding: 10px 10px 10px 0; border-bottom: 1px solid var(--line); }
.mk-facts dt { color: var(--slate); font-size: .7rem; } .mk-facts dd { margin: 2px 0 0; color: var(--ink); }
.mk-action { border: 1.5px solid var(--ink); border-radius: 14px; background: var(--card); padding: 22px; box-shadow: 5px 5px 0 var(--ink); }
.mk-action > h2.mono { color: var(--indigo-d); margin: 0 0 12px; text-transform: lowercase; }
.mk-price { font: 600 2rem/1 var(--serif); margin: 0 0 10px; display: flex; flex-wrap: wrap; align-items: baseline; gap: 10px; }
.mk-price small { font-size: .72rem; font-weight: 400; color: var(--slate); }
.mk-form { display: grid; gap: 12px; }
.mk-form-body { display: grid; gap: 12px; }
.mk-form .btn { justify-self: start; }
.mk-form small { font-size: .78rem; }
.req { color: #B42318; font-style: normal; }
.mk-success { border-left: 4px solid var(--amber); padding: 6px 0 6px 16px; }
.mk-success:focus { outline: none; }
.mk-files { list-style: none; padding: 0; margin: 0; display: grid; gap: 8px; }
.mk-file { display: grid; grid-template-columns: auto 1fr auto; gap: 14px; align-items: center; padding: 12px 14px; border: 1.5px solid var(--ink); border-radius: 10px; text-decoration: none; color: var(--ink); background: var(--paper); transition: transform .18s var(--ease), box-shadow .18s; }
.mk-file:hover, .mk-file:focus-visible { transform: translate(-1px, -1px); box-shadow: 3px 3px 0 var(--ink); }
.mk-file b { display: block; font-weight: 600; } .mk-file small { color: var(--slate); }
.mk-file-fmt { font-size: .7rem; font-weight: 600; padding: 6px 7px; border-radius: 6px; background: var(--indigo-soft); color: var(--indigo-d); }
.mk-detail-body { display: grid; grid-template-columns: minmax(0, 1fr) 260px; gap: clamp(28px, 5vw, 72px); padding-top: clamp(40px, 6vw, 72px); }
.mk-main { max-width: var(--read); }
.mk-block { margin-top: 44px; }
.mk-two { display: grid; grid-template-columns: 1fr 1fr; gap: 28px; border-top: 1.5px solid var(--ink); padding-top: 18px; }
.mk-two h2 { color: var(--indigo-d); }
.mk-table { width: 100%; border-collapse: collapse; font-size: .93rem; }
.mk-table th, .mk-table td { text-align: left; padding: 10px 8px; border-bottom: 1px solid var(--line); }
.mk-table th { font: 500 .72rem var(--mono); color: var(--slate); text-transform: lowercase; border-bottom: 1.5px solid var(--ink); }
.mk-faq details { border-bottom: 1px solid var(--line); padding: 14px 0; }
.mk-faq summary { cursor: pointer; font-weight: 600; }
.mk-faq p { color: var(--ink-2); margin: 10px 0 0; }
.mk-side { position: sticky; top: 96px; align-self: start; display: grid; gap: 10px; }
.mk-side > p { color: var(--indigo-d); margin: 12px 0 0; }
.mk-side-links { list-style: none; margin: 0; padding: 0; border-top: 1.5px solid var(--ink); }
.mk-side-links a { display: grid; padding: 10px 0; border-bottom: 1px solid var(--line); text-decoration: none; color: var(--ink); }
.mk-side-links a:hover { color: var(--indigo-d); }
.mk-skel { display: grid; gap: 10px; }
.mk-skel span { display: block; height: 22px; border-radius: 8px; background: linear-gradient(90deg, var(--paper-2), var(--card), var(--paper-2)); background-size: 200% 100%; animation: mk-shimmer 1.4s linear infinite; }
.mk-skel span:first-child { height: 40px; width: 60%; }
@keyframes mk-shimmer { to { background-position: -200% 0; } }
.mk-purchase { border: 1.5px solid var(--ink); border-radius: 14px; background: var(--card); padding: 20px; margin-bottom: 18px; }
.mk-purchase-head { display: flex; justify-content: space-between; gap: 12px; align-items: baseline; }
.mk-recover { display: grid; grid-template-columns: 1fr 1fr; gap: 28px; margin-top: 28px; border-top: 1.5px solid var(--ink); padding-top: 24px; }

/* Homepage bookshelf */
.bookshelf { background: linear-gradient(transparent 0 60%, var(--paper-2) 60%); }
.shelf-stage { position: relative; display: grid; grid-template-columns: 1.25fr 1fr 1fr; gap: clamp(18px, 3vw, 40px); align-items: end; padding: 0 clamp(8px, 2vw, 24px) 22px; }
.shelf-book { display: grid; gap: 14px; text-decoration: none; color: var(--ink); }
.shelf-book .shelf-cover { max-width: 240px; }
.shelf-book.is-lead .shelf-cover { max-width: 300px; transform: rotate(-2deg); }
.shelf-book:hover .shelf-cover, .shelf-book:focus-visible .shelf-cover { transform: translateY(-8px) rotate(0); box-shadow: 7px 10px 0 var(--ink); }
.shelf-label { display: grid; gap: 4px; }
.shelf-label .mono { color: var(--indigo-d); }
.shelf-title { font: 600 1.2rem/1.2 var(--serif); }
.shelf-sum { color: var(--slate); font-size: .95rem; max-width: 40ch; }
.shelf-plank { bottom: 0; }
.shelf-soon { margin-top: 18px; }
.shelf-empty { display: grid; grid-template-columns: auto 1fr; gap: 32px; align-items: center; border: 1.5px dashed var(--ink); border-radius: 14px; padding: clamp(24px, 4vw, 40px); background: var(--card); }

/* Newsletter additions */
.nl-points { list-style: none; padding: 0; margin: 18px 0 0; display: grid; gap: 6px; color: rgba(250,247,240,.8); }
.nl-points li::before { content: '→ '; color: var(--amber); }
.nl-row { display: grid; grid-template-columns: 1.4fr 1fr; gap: 12px; }
.newsletter .field select { font: inherit; padding: 12px 14px; border-radius: 10px; background: rgba(250,247,240,.06); color: var(--paper); border: 1.5px solid rgba(250,247,240,.35); }
.newsletter .field select option { color: var(--ink); }

@media (max-width: 1080px) {
  .mk-filters { grid-template-columns: 1fr 1fr; }
  .mk-search { grid-column: 1 / -1; }
}
@media (max-width: 960px) {
  .mk-hero-grid, .mk-detail-grid, .mk-detail-body, .mk-spot, .mk-recover { grid-template-columns: 1fr; }
  .mk-stack { display: none; }
  .mk-detail-cover { position: static; max-width: 280px; }
  .mk-side { position: static; }
  .shelf-stage { grid-template-columns: 1fr 1fr; }
  .shelf-book.is-lead { grid-column: 1 / -1; }
  .mk-spot-cover { max-width: 260px; }
}
@media (max-width: 767px) {
  .mk-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 24px 14px; }
  .rc-ctitle { font-size: 1.02rem; }
  .rc-sum { display: none; }
  .rc-foot { flex-wrap: wrap; }
  .mk-two, .nl-row, .mk-empty, .shelf-empty { grid-template-columns: 1fr; }
  .mk-action { padding: 18px; box-shadow: 3px 3px 0 var(--ink); }
  .mk-table th:nth-child(4), .mk-table td:nth-child(4) { display: none; }
  .mk-filter-actions { grid-column: 1 / -1; }
}
@media (max-width: 420px) { .mk-filters { grid-template-columns: 1fr; } .shelf-stage { grid-template-columns: 1fr; } }
@media (prefers-reduced-motion: reduce) {
  .rc-cover, .mk-spot-cover, .shelf-cover, .mk-book, .mk-file, .mk-cats a { transition: none !important; }
  .rc-link:hover .rc-cover, .shelf-book:hover .shelf-cover, .mk-stack:hover .mk-book { transform: none; }
  .mk-skel span { animation: none; }
}
/* Keep the desktop navigation on one line with the added Resources menu. */
@media (min-width: 1280px) and (max-width: 1439px) {
  .site-header .header-row { gap: 8px; padding-inline: 16px; }
  .brand img { height: 52px; }
  .nav-trigger { padding-inline: 4px; font-size: .84rem; gap: 3px; }
  .header-tools { gap: 5px; }
  .header-tools .icon-btn { width: 32px; }
  .header-tools .btn.hide-sm { padding-inline: 10px; }
  .header-tools .lms-nav-link { padding-inline: 5px; }
}
@media (min-width: 1081px) and (max-width: 1279px) { .nav-trigger { font-size: .8rem; padding-inline: 3px; } .header-tools .btn.hide-sm { padding-inline: .8em; } }