:root {
  color-scheme: light;
  --paper: #f7efd8;
  --ink: #123c3a;
  --red: #a13728;
  --rule: #ab9f7e;
}
* { box-sizing: border-box; }
body { max-width: 1440px; margin: auto; padding: 0 clamp(20px, 5vw, 72px); background: var(--paper); color: var(--ink); font: 1rem/1.45 system-ui, sans-serif; }
a { color: inherit; }
a:focus-visible { outline: 3px solid var(--red); outline-offset: 4px; }
.masthead, .intro, footer { display: flex; justify-content: space-between; align-items: center; gap: 20px; }
.masthead { padding: 24px 0; border-bottom: 1px solid var(--rule); }
.brand { font-weight: 800; letter-spacing: .23em; text-decoration: none; }
.nav-link { font-size: .875rem; text-underline-offset: 4px; }
.intro { align-items: end; padding: clamp(42px, 7vw, 96px) 0 clamp(40px, 6vw, 76px); }
h1 { margin: 0; font: 700 clamp(3.35rem, 9vw, 8.75rem)/.88 Georgia, serif; letter-spacing: -.075em; }
.tagline { margin: 24px 0 0; color: var(--red); font: italic clamp(1.15rem, 2.6vw, 1.75rem) Georgia, serif; }
.intro-copy { flex: 0 1 30ch; margin: 0; line-height: 1.55; }
h2 { border-top: 2px solid var(--red); margin: 0 0 18px; padding-top: 12px; font-size: .875rem; letter-spacing: .14em; text-transform: uppercase; }
.edition-guide { margin: 0 0 20px; font-size: .925rem; }
.editions { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: clamp(16px, 2.6vw, 38px); }
article { display: flex; flex-direction: column; min-width: 0; }
.cover { display: block; background: #f6e7bc; box-shadow: 3px 5px 12px #123c3a24; }
.cover img { display: block; width: 100%; height: auto; }
.cover-preview { position: relative; width: 100%; border: 0; padding: 0; color: inherit; font: inherit; cursor: pointer; }
.cover-preview:focus-visible { outline: 3px solid var(--red); outline-offset: 4px; }
.preview-panel { position: absolute; inset: 0; display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 8px; align-items: center; padding: 8px; background: var(--ink); color: var(--paper); opacity: 0; visibility: hidden; transition: opacity 160ms ease; }
.preview-panel img { border: 1px solid #ffffff35; }
.preview-panel span span { display: block; margin-top: 7px; font-size: clamp(.62rem, 1.15vw, .82rem); }
.cover-preview[aria-pressed="true"] .preview-panel { opacity: 1; visibility: visible; }
@media (hover: hover) and (pointer: fine) { .cover-preview:hover .preview-panel { opacity: 1; visibility: visible; } }
@media (prefers-reduced-motion: reduce) { .preview-panel { transition: none; } }
.edition-info { display: flex; flex-direction: column; flex: 1; align-items: start; padding-top: 16px; }
h3 { margin: 0 0 14px; font: bold clamp(1.05rem, 2vw, 1.5rem)/1.17 Georgia, serif; }
h3 em { display: block; margin-top: 4px; font-size: .85em; font-weight: normal; }
.purchase, .status { margin: auto 0 0; font-size: .875rem; }
.edition-note { margin: 0 0 16px; font-size: .925rem; }
.purchase-row { display: flex; align-items: start; flex-direction: column; gap: 8px; margin-top: auto; }
.price { font-size: .95rem; font-weight: 750; }
.purchase { display: inline-block; padding: 9px 12px; background: var(--ink); color: var(--paper); text-decoration: none; }
.purchase:hover { background: var(--red); }
.status { padding: 9px 0; }
footer { border-top: 1px solid var(--rule); margin-top: clamp(36px, 7vw, 88px); padding: 24px 0; font-size: .875rem; }
@media (max-width: 780px) { .editions { grid-template-columns: repeat(2, minmax(0, 1fr)); row-gap: 30px; } }
@media (max-width: 580px) { .intro { align-items: start; flex-direction: column; } .intro-copy { flex: auto; max-width: 46ch; } .purchase { padding-inline: 8px; } }