/* Slough House reading companion — one stylesheet, no framework.
   Hard-edged dossier styling: grotesque sans, monospace labels, hairlines,
   one signal colour. No serifs, no rounded corners, no soft shadows. */

:root {
  --paper: #f1f2f3;
  --panel: #e7e9ea;
  --ink: #0e1012;
  --graphite: #565d62;
  --hair: #c3c8cb;
  --signal: #b5121b;
  --signal-ink: #ffffff;
  --masthead: #0e1012;
  --masthead-fg: #f1f2f3;
  --sans: "Helvetica Neue", Helvetica, Arial, "Liberation Sans", system-ui, sans-serif;
  --mono: ui-monospace, "SF Mono", "IBM Plex Mono", Menlo, Consolas, "Liberation Mono", monospace;
  --measure: 41rem;
}

@media (prefers-color-scheme: dark) {
  :root {
    --paper: #0d0f10; --panel: #16191b; --ink: #e8eaeb;
    --graphite: #99a1a6; --hair: #2b3134; --signal: #e14a4f;
    --masthead: #000000; --masthead-fg: #e8eaeb;
  }
}

* { box-sizing: border-box; }

html { -webkit-text-size-adjust: 100%; }

body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font: 17px/1.55 var(--sans);
  font-feature-settings: "kern" 1, "liga" 1, "tnum" 1;
}

::selection { background: var(--signal); color: var(--signal-ink); }

/* ---------------------------------------------------------------- masthead */

header.site {
  background: var(--masthead);
  color: var(--masthead-fg);
  border-bottom: 3px solid var(--signal);
}
header.site .inner,
main,
footer.site .inner {
  max-width: var(--measure);
  margin: 0 auto;
  padding: 0 1.25rem;
}
header.site .inner {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: .35rem 1.5rem;
  padding-top: 1.1rem;
  padding-bottom: 1rem;
}
header.site .brand {
  font: 600 .95rem/1 var(--mono);
  letter-spacing: .22em;
  text-transform: uppercase;
  color: var(--masthead-fg);
  text-decoration: none;
}
header.site .brand:hover { color: #fff; }
header.site nav {
  margin-left: auto;
  display: flex;
  flex-wrap: wrap;
  gap: .35rem 1.1rem;
  font: .7rem/1.6 var(--mono);
  letter-spacing: .12em;
  text-transform: uppercase;
}
header.site nav a {
  color: #aeb6ba;
  text-decoration: none;
  padding-bottom: 2px;
  border-bottom: 1px solid transparent;
}
header.site nav a:hover {
  color: #fff;
  border-bottom-color: var(--signal);
}

/* -------------------------------------------------------------------- body */

main { padding-top: 2.4rem; padding-bottom: 4.5rem; }

h1 {
  font-size: clamp(1.9rem, 4vw, 2.5rem);
  line-height: 1.06;
  letter-spacing: -.018em;
  font-weight: 700;
  margin: 0 0 .5rem;
  text-wrap: balance;
}

h2 {
  font: 600 .72rem/1.4 var(--mono);
  letter-spacing: .16em;
  text-transform: uppercase;
  color: var(--graphite);
  margin: 2.6rem 0 .8rem;
  padding-top: .55rem;
  border-top: 1px solid var(--hair);
}
h2 + p, h2 + ul, h2 + table { margin-top: 0; }

h3 {
  font-size: 1.02rem;
  line-height: 1.3;
  letter-spacing: -.005em;
  margin: 1.9rem 0 .4rem;
}

p { margin: 0 0 1rem; }

a {
  color: var(--ink);
  text-decoration: underline;
  text-decoration-thickness: 1px;
  text-underline-offset: 2px;
  text-decoration-color: var(--hair);
}
a:hover {
  color: var(--signal);
  text-decoration-color: var(--signal);
}

ul, ol { padding-left: 1.15rem; margin: 0 0 1rem; }
li { margin: .35rem 0; }
li::marker { color: var(--graphite); }

strong { font-weight: 650; }

hr { border: 0; border-top: 1px solid var(--hair); margin: 2rem 0; }

code, kbd, samp {
  font: .88em/1.4 var(--mono);
  background: var(--panel);
  padding: .1em .35em;
}

blockquote {
  margin: 1.4rem 0;
  padding: .1rem 0 .1rem 1rem;
  border-left: 2px solid var(--signal);
  color: var(--ink);
  font-size: 1rem;
}

/* dossier kicker above a page title */
.kicker {
  font: .7rem/1.4 var(--mono);
  letter-spacing: .16em;
  text-transform: uppercase;
  color: var(--signal);
  margin: 0 0 .75rem;
}

.lede { font-size: 1.06rem; color: var(--ink); max-width: 38rem; }

/* inline stats (word counts) stay sentence case */
.stat { font: .78rem/1.5 var(--mono); letter-spacing: 0; color: var(--graphite); }
.group-count { color: var(--signal); margin-left: .35rem; letter-spacing: .05em; }

/* group blurb on the Characters tab */
.group-blurb { margin: -.1rem 0 1rem; color: var(--graphite); font-size: .95rem; max-width: 36rem; }

/* opening line under a chapter in a book index — never uppercased */
.opening { display: block; margin-top: .35rem; font-size: .95rem; color: var(--graphite); }

.meta {
  font: .7rem/1.6 var(--mono);
  letter-spacing: .1em;
  text-transform: uppercase;
  color: var(--graphite);
  margin: 0 0 1.6rem;
  padding-bottom: .2rem;
}
.meta span + span::before { content: " / "; color: var(--hair); }

/* ------------------------------------------------------------------- lists */

.cards {
  display: grid;
  gap: 0;
  grid-template-columns: repeat(auto-fill, minmax(15rem, 1fr));
  border-top: 1px solid var(--hair);
  border-left: 1px solid var(--hair);
  margin: 0 0 1rem;
  counter-reset: card;
}
.card {
  position: relative;
  display: block;
  background: var(--paper);
  border-right: 1px solid var(--hair);
  border-bottom: 1px solid var(--hair);
  padding: 1.1rem 1.15rem 1.2rem;
  text-decoration: none;
  color: var(--ink);
  counter-increment: card;
}
.card::before {
  content: counter(card, decimal-leading-zero);
  font: .68rem/1 var(--mono);
  letter-spacing: .1em;
  color: var(--signal);
  display: block;
  margin-bottom: .6rem;
}
.card h3 { margin: 0 0 .3rem; font-size: 1.05rem; font-weight: 650; }
.card p { margin: 0; font: .72rem/1.5 var(--mono); letter-spacing: .04em; color: var(--graphite); }
.card:hover { background: var(--panel); }
.card:hover h3 { text-decoration: underline; text-decoration-thickness: 2px; text-underline-offset: 3px; }

/* ------------------------------------------------------------------ tables */

table {
  width: 100%;
  border-collapse: collapse;
  margin: 0 0 1.5rem;
  font-size: .93rem;
}
th {
  text-align: left;
  font: 600 .68rem/1.4 var(--mono);
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--graphite);
  border-bottom: 1px solid var(--ink);
  padding: .5rem .6rem .5rem 0;
  vertical-align: bottom;
}
td {
  border-bottom: 1px solid var(--hair);
  padding: .55rem .6rem .55rem 0;
  vertical-align: top;
}
td:first-child { font-weight: 600; }
tbody tr:hover td { background: var(--panel); }

/* ------------------------------------------------------------------- pager */

.pager {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  margin-top: 3.5rem;
  padding-top: .9rem;
  border-top: 1px solid var(--ink);
  font: .7rem/1.5 var(--mono);
  letter-spacing: .1em;
  text-transform: uppercase;
}
.pager a { text-decoration: none; color: var(--graphite); }
.pager a:hover { color: var(--signal); }

/* ------------------------------------------------------------------ footer */

footer.site {
  border-top: 1px solid var(--hair);
  background: var(--paper);
}
footer.site .inner {
  padding-top: 1.4rem;
  padding-bottom: 3.5rem;
  font: .74rem/1.7 var(--mono);
  color: var(--graphite);
  max-width: 34rem;
}

/* --------------------------------------------------------------- utilities */

@media (max-width: 34rem) {
  body { font-size: 16px; }
  header.site nav { margin-left: 0; gap: .3rem .6rem;
                    font-size: .62rem; letter-spacing: .08em; }
  table { display: block; overflow-x: auto; white-space: nowrap; }
  td, th { white-space: normal; }
}

:focus-visible { outline: 2px solid var(--signal); outline-offset: 2px; }