/* Pana Mind Press — imprint site
   Publisher house style: ink-on-paper, typographic, cover-forward, restrained.
   Deliberately distinct from any single author's site so the imprint never
   reads as one author. Each catalogue line carries a thin accent; the press
   itself stays neutral. */

:root {
  --ink:        #1d1b17;
  --ink-soft:   #4a473f;
  --ink-faint:  #8b8678;
  --paper:      #f7f4ee;
  --paper-2:    #efeadf;
  --paper-3:    #e9e3d5;
  --rule:       #ddd7c8;
  --rule-soft:  #e8e3d6;

  --accent-nonfiction: #5f6b54;
  --accent-studies:    #45587a;
  --accent-fiction:    #8a4636;

  --display: "Fraunces", "Iowan Old Style", "Palatino Linotype", Palatino, Georgia, serif;
  --serif:   "Spectral", "Iowan Old Style", "Palatino Linotype", Palatino, Georgia, "Times New Roman", serif;
  --sans:    "Inter", "Helvetica Neue", Arial, "Segoe UI", system-ui, sans-serif;

  --maxw: 1200px;
}

* { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  background: var(--paper);
  color: var(--ink);
  font-family: var(--serif);
  font-size: 18px;
  line-height: 1.62;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}
img { max-width: 100%; display: block; }
a { color: inherit; }
.wrap { max-width: var(--maxw); margin: 0 auto; padding: 0 2.5rem; }

/* small-caps label used throughout */
.kick { font-family: var(--sans); text-transform: uppercase; letter-spacing: .26em; }

/* ---- masthead ---- */
.masthead { border-bottom: 1px solid var(--rule); background: rgba(247,244,238,.88); backdrop-filter: saturate(120%) blur(6px); position: sticky; top: 0; z-index: 20; }
.masthead .wrap { display: flex; align-items: center; justify-content: space-between; padding: 1.15rem 2.5rem; gap: 1.5rem; }
.brand { text-decoration: none; line-height: 1; display: block; }
.brand .name { display: block; font-family: var(--display); font-optical-sizing: auto; font-size: 1.32rem; font-weight: 500; letter-spacing: .005em; color: var(--ink); }
.brand .kicker { display: block; font-family: var(--sans); font-size: .56rem; letter-spacing: .34em; text-transform: uppercase; color: var(--ink-faint); margin-top: .4rem; }
nav.main { font-family: var(--sans); font-size: .72rem; letter-spacing: .16em; text-transform: uppercase; }
nav.main a { text-decoration: none; color: var(--ink-soft); margin-left: 1.9rem; padding-bottom: 3px; border-bottom: 1px solid transparent; transition: border-color .15s, color .15s; white-space: nowrap; }
nav.main a:hover, nav.main a[aria-current="page"] { color: var(--ink); border-color: var(--ink); }
.nav-toggle { display: none; }

/* ---- hero ---- */
.hero { padding: 7rem 0 5.5rem; border-bottom: 1px solid var(--rule); text-align: center; position: relative; }
.hero .eyebrow { font-family: var(--sans); font-size: .67rem; letter-spacing: .38em; text-transform: uppercase; color: var(--ink-faint); margin-bottom: 1.9rem; }
.hero h1 { font-family: var(--display); font-optical-sizing: auto; font-weight: 400; font-size: clamp(2.6rem, 6.2vw, 4.7rem); line-height: 1.04; letter-spacing: -.018em; margin-bottom: 1.9rem; }
.hero .rule-device { width: 66px; height: 0; margin: 0 auto 1.9rem; border-top: 1px solid var(--ink-faint); position: relative; }
.hero .rule-device::after { content: ""; position: absolute; left: 50%; top: 4px; width: 5px; height: 5px; transform: translateX(-50%) rotate(45deg); background: var(--ink-faint); }
.hero p.lede { max-width: 33em; margin: 0 auto; font-size: 1.22rem; color: var(--ink-soft); font-style: italic; line-height: 1.55; }
.hero .colophon { margin-top: 3rem; font-family: var(--sans); font-size: .61rem; letter-spacing: .3em; text-transform: uppercase; color: var(--ink-faint); }

/* ---- sections ---- */
section { padding: 4.75rem 0; }
.section-head { display: flex; align-items: baseline; gap: 1.1rem; margin-bottom: .5rem; padding-bottom: 1.5rem; }
.section-head .num { font-family: var(--sans); font-size: .72rem; font-weight: 500; letter-spacing: .2em; color: var(--ink-faint); }
.section-head h2 { font-family: var(--display); font-weight: 400; font-size: clamp(1.7rem, 3vw, 2.2rem); letter-spacing: -.012em; }

/* ---- catalogue line intro ---- */
.line-intro { font-family: var(--sans); font-size: .73rem; font-weight: 500; letter-spacing: .26em; text-transform: uppercase; color: var(--ink-soft); display: flex; align-items: center; gap: .9rem; margin: 4.25rem 0 2.4rem; }
.line-intro:first-of-type { margin-top: 2.25rem; }
.line-intro::before { content: ""; width: 26px; height: 3px; flex: none; border-radius: 2px; }
.line-intro.nf::before  { background: var(--accent-nonfiction); }
.line-intro.bs::before  { background: var(--accent-studies); }
.line-intro.fi::before  { background: var(--accent-fiction); }
.line-intro::after { content: ""; flex: 1; height: 1px; background: var(--rule); }

/* ---- cover-forward book grid ---- */
.books { display: flex; flex-wrap: wrap; justify-content: center; gap: 3.5rem 3rem; }
.book { flex: 0 0 calc((100% - 2 * 3rem) / 3); max-width: 320px; display: flex; flex-direction: column; }
.book .cover { aspect-ratio: 2 / 3; margin-bottom: 1.4rem; display: flex; align-items: flex-end; justify-content: center; }
.book .cover img { width: 100%; height: 100%; object-fit: cover; object-position: center; border-radius: 2px; box-shadow: 0 1px 1px rgba(40,34,24,.10), 0 10px 24px rgba(40,34,24,.16); transition: transform .28s ease, box-shadow .28s ease; }
.book:hover .cover img { transform: translateY(-6px); box-shadow: 0 2px 3px rgba(40,34,24,.12), 0 20px 40px rgba(40,34,24,.22); }
.book .cover .placeholder { width: 100%; height: 100%; border: 1px solid var(--rule); background: var(--paper-2); display: flex; flex-direction: column; align-items: center; justify-content: center; gap: .4rem; font-family: var(--sans); font-size: .54rem; letter-spacing: .2em; text-transform: uppercase; color: var(--ink-faint); text-align: center; border-radius: 2px; }
.book .cover .placeholder .ph-mark { font-family: var(--display); font-size: 1.6rem; font-style: italic; color: var(--rule); letter-spacing: 0; }
.book h3 { font-family: var(--display); font-optical-sizing: auto; font-weight: 500; font-size: 1.34rem; line-height: 1.18; letter-spacing: -.005em; margin-bottom: .35rem; }
.book .sub { font-style: italic; color: var(--ink-soft); font-size: 1.02rem; line-height: 1.34; margin-bottom: .8rem; }
.book .byline { font-family: var(--sans); font-size: .62rem; font-weight: 500; letter-spacing: .15em; text-transform: uppercase; color: var(--ink-faint); margin-bottom: .8rem; }
.book .byline a { color: var(--ink-soft); text-decoration: none; border-bottom: 1px solid var(--rule); padding-bottom: 1px; transition: color .15s, border-color .15s; }
.book .byline a:hover { color: var(--ink); border-color: var(--ink); }
.book .formats { font-family: var(--sans); font-size: .73rem; letter-spacing: .01em; color: var(--ink-soft); line-height: 1.6; margin-bottom: 1rem; }
.book .formats .rating { color: var(--accent-fiction); white-space: nowrap; }
.book .formats .langs { color: var(--ink-faint); }
.book .meta { display: flex; flex-direction: column; align-items: flex-start; flex: 1; }
.book .buy { margin-top: auto; display: inline-block; font-family: var(--sans); font-size: .64rem; font-weight: 500; letter-spacing: .16em; text-transform: uppercase; text-decoration: none; color: var(--ink); border: 1px solid var(--ink); padding: .55rem 1.05rem; transition: background .15s, color .15s; }
.book .buy:hover { background: var(--ink); color: var(--paper); }

/* ---- prose pages ---- */
.prose { max-width: 38em; }
.prose p { margin-bottom: 1.35rem; color: var(--ink-soft); }
.prose p:first-of-type { font-size: 1.26rem; color: var(--ink); line-height: 1.5; }
.prose h2 { font-family: var(--display); font-weight: 500; font-size: 1.55rem; margin: 2.9rem 0 1.1rem; letter-spacing: -.01em; }
.prose a { color: var(--ink); text-underline-offset: 3px; }

/* ---- mailing list ---- */
.signup { background: var(--paper-2); border-top: 1px solid var(--rule); border-bottom: 1px solid var(--rule); text-align: center; padding: 5rem 0; }
.signup .eyebrow { font-family: var(--sans); font-size: .65rem; letter-spacing: .34em; text-transform: uppercase; color: var(--ink-faint); margin-bottom: 1.2rem; }
.signup h2 { font-family: var(--display); font-weight: 400; font-size: clamp(1.7rem, 3.4vw, 2.2rem); margin-bottom: 1rem; letter-spacing: -.012em; }
.signup p { color: var(--ink-soft); max-width: 28em; margin: 0 auto 2.1rem; }
.signup form { display: flex; gap: .6rem; max-width: 28rem; margin: 0 auto; }
.signup input { flex: 1; font-family: var(--sans); font-size: .9rem; padding: .8rem 1rem; border: 1px solid var(--ink-faint); background: var(--paper); color: var(--ink); border-radius: 2px; }
.signup input:focus { outline: none; border-color: var(--ink); }
.signup button { font-family: var(--sans); font-size: .64rem; font-weight: 500; letter-spacing: .15em; text-transform: uppercase; padding: .8rem 1.4rem; background: var(--ink); color: var(--paper); border: 0; cursor: pointer; border-radius: 2px; transition: opacity .15s; }
.signup button:hover { opacity: .86; }
.signup .form-msg { min-height: 1.2em; margin-top: 1.1rem; font-family: var(--sans); font-size: .82rem; letter-spacing: .01em; line-height: 1.5; }
.signup .form-msg:empty { min-height: 0; margin-top: 0; }
.signup .form-msg.ok { color: var(--accent-nonfiction); }
.signup .form-msg.err { color: var(--accent-fiction); }
.signup small { display: block; margin-top: 1.2rem; color: var(--ink-faint); font-family: var(--sans); font-size: .68rem; }

/* ---- footer ---- */
footer.site { padding: 3.75rem 0; font-family: var(--sans); }
footer.site .wrap { display: flex; flex-wrap: wrap; gap: 2rem; justify-content: space-between; align-items: center; }
footer.site .colophon-mark { font-family: var(--display); font-size: 1.05rem; font-weight: 500; letter-spacing: .01em; }
footer.site nav { font-size: .68rem; letter-spacing: .15em; text-transform: uppercase; }
footer.site nav a { color: var(--ink-soft); text-decoration: none; margin-left: 1.6rem; transition: color .15s; }
footer.site nav a:hover { color: var(--ink); }
footer.site .legal { width: 100%; font-size: .64rem; letter-spacing: .05em; color: var(--ink-faint); border-top: 1px solid var(--rule-soft); padding-top: 1.6rem; margin-top: .25rem; }

/* ---- responsive ---- */
@media (max-width: 960px) {
  .books { gap: 3rem 2.25rem; }
  .book { flex-basis: calc((100% - 2.25rem) / 2); }
}
@media (max-width: 760px) {
  body { font-size: 17px; }
  .wrap { padding: 0 1.4rem; }
  .masthead .wrap { padding: 1.05rem 1.4rem; }
  nav.main { display: none; }
  nav.main.open { display: block; position: absolute; top: 100%; left: 0; right: 0; background: var(--paper); border-bottom: 1px solid var(--rule); padding: 1rem 1.4rem; }
  nav.main.open a { display: block; margin: .7rem 0; }
  .nav-toggle { display: block; background: none; border: 0; font-size: 1.4rem; cursor: pointer; color: var(--ink); line-height: 1; }
  .signup form { flex-direction: column; }
  .hero { padding: 4.75rem 0 3.75rem; }
  section { padding: 3.5rem 0; }
}
@media (max-width: 460px) {
  .books { gap: 2rem 1.4rem; }
  .book { flex-basis: calc((100% - 1.4rem) / 2); }
  .book h3 { font-size: 1.16rem; }
  .book .sub { font-size: .94rem; }
}
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } .book:hover .cover img { transform: none; } }