/* ============================================================================
   Tome Sweet Home — "the archive" theme
   Design intent: the reader is being handed something they weren't supposed to
   have. Warm dark vault by default; aged paper for readers who prefer light.
   No web fonts, no images, no JS — ~9 KB and instant on any connection.
   ========================================================================== */

:root {
  /* the vault (default) */
  --bg: #0c0c0a;
  --bg-deep: #080807;
  --surface: #14130f;
  --surface-hi: #1a1813;
  --ink: #eae4d6;
  --ink-soft: #a49e8e;
  --ink-faint: #6d685c;
  --line: #26241d;
  --line-hi: #3a372c;
  --accent: #d9a441;
  --accent-soft: #241c0e;
  --stamp: #b8543a;

  --maxw: 62ch;
  --serif: Iowan Old Style, Palatino Linotype, Palatino, Book Antiqua, Georgia, "Times New Roman", serif;
  --mono: ui-monospace, "SF Mono", "Cascadia Mono", "Segoe UI Mono", Consolas, "Courier New", monospace;
  --sans: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  --r: 3px;
}

@media (prefers-color-scheme: light) {
  :root {
    /* aged paper */
    --bg: #efe9dc;
    --bg-deep: #e6dfd0;
    --surface: #f8f4ea;
    --surface-hi: #fffdf7;
    --ink: #1b1913;
    --ink-soft: #554f3f;
    --ink-faint: #857e6a;
    --line: #dcd3bf;
    --line-hi: #c6bba2;
    --accent: #8f4f14;
    --accent-soft: #ece0c9;
    --stamp: #9c3b23;
  }
}

* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }

body {
  margin: 0;
  color: var(--ink);
  background-color: var(--bg);
  /* faint grain + vignette, pure CSS */
  background-image:
    radial-gradient(ellipse 120% 80% at 50% -10%, color-mix(in srgb, var(--accent) 6%, transparent), transparent 60%),
    repeating-linear-gradient(0deg, color-mix(in srgb, var(--ink) 2%, transparent) 0 1px, transparent 1px 3px);
  font-family: var(--serif);
  font-size: 1.075rem;
  line-height: 1.72;
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
}

::selection { background: var(--accent); color: var(--bg-deep); }

.wrap { max-width: 1060px; margin: 0 auto; padding: 0 22px; }
.narrow { max-width: var(--maxw); margin: 0 auto; padding: 0 22px; }

/* ---------------------------------------------------------------- header */
.site-header {
  border-bottom: 1px solid var(--line);
  background: color-mix(in srgb, var(--bg) 92%, transparent);
  backdrop-filter: blur(10px) saturate(1.3);
  position: sticky; top: 0; z-index: 30;
}
.site-header .wrap { display: flex; align-items: center; justify-content: space-between; gap: 20px; min-height: 64px; }

.brand {
  display: inline-flex; align-items: baseline; gap: 10px;
  font-family: var(--mono); font-size: 0.82rem; font-weight: 700;
  letter-spacing: 0.24em; text-transform: uppercase;
  color: var(--ink); text-decoration: none;
}
.brand .mark {
  font-size: 1.05rem; color: var(--accent); letter-spacing: 0;
  transform: translateY(1px);
}
.brand:hover .mark { color: var(--ink); }

.nav { display: flex; gap: 20px; flex-wrap: wrap; align-items: center; }
.nav a {
  font-family: var(--mono); font-size: 0.72rem; letter-spacing: 0.12em;
  text-transform: uppercase; text-decoration: none; color: var(--ink-faint);
}
.nav a:hover { color: var(--accent); }
.nav a[aria-current="page"] { color: var(--accent); }

/* ---------------------------------------------------------------- hero */
.hero { padding: 76px 0 44px; border-bottom: 1px solid var(--line); position: relative; }
.hero .eyebrow {
  font-family: var(--mono); font-size: 0.7rem; letter-spacing: 0.26em;
  text-transform: uppercase; color: var(--accent); margin: 0 0 20px;
}
.hero h1 {
  font-size: clamp(2.1rem, 6vw, 3.5rem); line-height: 1.08; margin: 0 0 18px;
  letter-spacing: -0.03em; font-weight: 600; max-width: 22ch;
}
.hero h1 em { font-style: italic; color: var(--accent); }
.hero p.lede { font-size: 1.16rem; color: var(--ink-soft); margin: 0; max-width: 52ch; }
.hero .creed {
  margin-top: 30px; font-family: var(--mono); font-size: 0.72rem;
  letter-spacing: 0.1em; color: var(--ink-faint); text-transform: uppercase;
}

/* ---------------------------------------------------------------- sections */
.section-head {
  display: flex; align-items: baseline; justify-content: space-between;
  gap: 16px; margin: 54px 0 20px; padding-bottom: 10px;
  border-bottom: 1px solid var(--line);
}
.section-head h2 {
  font-family: var(--mono); font-size: 0.74rem; font-weight: 700;
  letter-spacing: 0.22em; text-transform: uppercase; color: var(--ink-soft); margin: 0;
}
.section-head a {
  font-family: var(--mono); font-size: 0.7rem; letter-spacing: 0.14em;
  text-transform: uppercase; color: var(--accent); text-decoration: none;
}

/* ---------------------------------------------------------------- file cards */
.grid { display: grid; gap: 20px; grid-template-columns: repeat(auto-fill, minmax(300px, 1fr)); }

.card {
  position: relative;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--r);
  padding: 22px 22px 18px;
  display: flex; flex-direction: column; gap: 12px;
  transition: border-color .15s ease, background .15s ease, transform .15s ease;
}
.card::before {
  content: ""; position: absolute; inset: 0 auto 0 0; width: 2px;
  background: var(--accent); opacity: 0; transition: opacity .15s ease;
}
.card:hover { border-color: var(--line-hi); background: var(--surface-hi); transform: translateY(-2px); }
.card:hover::before { opacity: 1; }

.card .case {
  font-family: var(--mono); font-size: 0.66rem; letter-spacing: 0.16em;
  text-transform: uppercase; color: var(--ink-faint);
  display: flex; justify-content: space-between; gap: 10px;
}
.card .case .cat { color: var(--accent); }
.card h3 { margin: 0; font-size: 1.3rem; line-height: 1.26; letter-spacing: -0.015em; font-weight: 600; }
.card h3 a { color: var(--ink); text-decoration: none; }
.card h3 a:hover { color: var(--accent); }
.card .dek { margin: 0; color: var(--ink-soft); font-size: 0.98rem; }
.card .open {
  margin-top: auto; padding-top: 12px; border-top: 1px dashed var(--line);
  font-family: var(--mono); font-size: 0.68rem; letter-spacing: 0.14em;
  text-transform: uppercase; color: var(--ink-faint);
  display: flex; justify-content: space-between;
}
.card:hover .open { color: var(--accent); }

.featured { grid-column: 1 / -1; padding: 30px 30px 24px; }
.featured h3 { font-size: clamp(1.6rem, 4vw, 2.2rem); }
.featured .dek { font-size: 1.1rem; }

/* ---------------------------------------------------------------- article */
article.story { padding: 54px 0 20px; }

.classbar {
  display: flex; flex-wrap: wrap; gap: 6px 18px; align-items: center;
  padding: 10px 0; margin-bottom: 30px;
  border-top: 1px solid var(--line); border-bottom: 1px solid var(--line);
  font-family: var(--mono); font-size: 0.67rem; letter-spacing: 0.16em;
  text-transform: uppercase; color: var(--ink-faint);
}
.classbar .accent { color: var(--accent); }
.classbar .spacer { margin-left: auto; }

.stamp {
  display: inline-block; padding: 3px 10px; margin: 0 0 18px;
  border: 1px solid var(--stamp); border-radius: 2px;
  color: var(--stamp); font-family: var(--mono); font-size: 0.64rem;
  letter-spacing: 0.24em; text-transform: uppercase;
  transform: rotate(-1.2deg);
}

article.story h1 {
  font-size: clamp(1.95rem, 5vw, 2.9rem); line-height: 1.12;
  letter-spacing: -0.028em; margin: 0 0 16px; font-weight: 600;
}
article.story .dek {
  font-size: 1.2rem; color: var(--ink-soft); margin: 0 0 24px;
  font-style: italic; line-height: 1.55;
}

/* the search question, surfaced as editorial intrigue */
.question {
  margin: 0 0 30px; padding: 14px 18px;
  background: var(--accent-soft); border-left: 2px solid var(--accent); border-radius: 0 var(--r) var(--r) 0;
  font-family: var(--mono); font-size: 0.76rem; line-height: 1.5;
  letter-spacing: 0.02em; color: var(--ink-soft);
}
.question b { color: var(--accent); letter-spacing: 0.14em; text-transform: uppercase; font-size: 0.66rem; display: block; margin-bottom: 5px; }

article.story .body p { margin: 0 0 1.32em; }
article.story .body > p:first-of-type::first-letter {
  float: left; font-size: 3.6em; line-height: 0.8; padding: 0.06em 0.1em 0 0;
  color: var(--accent); font-weight: 700;
}
article.story .body strong { font-weight: 650; color: var(--ink); }
article.story .body em { font-style: italic; }
article.story .body a { color: var(--accent); }

.pull {
  border-left: 2px solid var(--accent); margin: 2em 0; padding: 6px 0 6px 22px;
  font-size: 1.2rem; font-style: italic; color: var(--ink-soft);
}

.filed {
  margin: 40px 0 0; padding-top: 16px; border-top: 1px solid var(--line);
  font-family: var(--mono); font-size: 0.68rem; letter-spacing: 0.12em;
  text-transform: uppercase; color: var(--ink-faint);
  display: flex; gap: 10px; flex-wrap: wrap; align-items: center;
}
.tag {
  font-family: var(--mono); font-size: 0.66rem; letter-spacing: 0.08em;
  padding: 3px 9px; border: 1px solid var(--line); border-radius: 999px;
  color: var(--ink-soft); text-decoration: none; text-transform: none;
}
.tag:hover { border-color: var(--accent); color: var(--accent); }

/* ---------------------------------------------------------------- ad slots */
.ad-slot {
  margin: 36px 0; padding: 20px; min-height: 92px;
  border: 1px dashed var(--line); border-radius: var(--r);
  background: var(--surface);
  display: flex; align-items: center; justify-content: center;
  font-family: var(--mono); font-size: 0.64rem; letter-spacing: 0.2em;
  text-transform: uppercase; color: var(--ink-faint);
}
.ad-slot[data-filled="true"] { border: 0; padding: 0; min-height: 0; display: block; }

/* ---------------------------------------------------------------- dispatch */
.signup {
  margin: 56px 0; padding: 32px;
  background: var(--surface); border: 1px solid var(--line-hi); border-radius: var(--r);
  position: relative;
}
.signup::after {
  content: "SEALED"; position: absolute; top: 14px; right: 16px;
  font-family: var(--mono); font-size: 0.58rem; letter-spacing: 0.3em;
  color: var(--line-hi);
}
.signup h2 { margin: 0 0 8px; font-size: 1.4rem; font-weight: 600; letter-spacing: -0.015em; }
.signup p { margin: 0 0 18px; color: var(--ink-soft); font-size: 1rem; }
.signup form { display: flex; gap: 10px; flex-wrap: wrap; }
.signup input[type=email] {
  flex: 1 1 240px; padding: 12px 14px; font-size: 0.95rem;
  border: 1px solid var(--line-hi); border-radius: var(--r);
  background: var(--bg-deep); color: var(--ink); font-family: var(--mono);
}
.signup input[type=email]::placeholder { color: var(--ink-faint); }
.signup button, .signup a.btn {
  display: inline-block; padding: 12px 22px; border: 1px solid var(--accent); border-radius: var(--r);
  background: var(--accent); color: var(--bg-deep); text-decoration: none;
  font-family: var(--mono); font-size: 0.72rem; font-weight: 700;
  letter-spacing: 0.16em; text-transform: uppercase; cursor: pointer;
}
.signup button:hover, .signup a.btn:hover { background: transparent; color: var(--accent); }
.signup .note { margin: 14px 0 0; font-family: var(--mono); font-size: 0.66rem; letter-spacing: 0.06em; color: var(--ink-faint); }

/* ---------------------------------------------------------------- pager */
.pager { display: flex; gap: 8px; justify-content: center; margin: 56px 0 20px; font-family: var(--mono); }
.pager a, .pager span {
  padding: 9px 15px; border: 1px solid var(--line); border-radius: var(--r);
  text-decoration: none; color: var(--ink-faint); font-size: 0.76rem; letter-spacing: 0.1em;
}
.pager a:hover { border-color: var(--accent); color: var(--accent); }
.pager .current { background: var(--accent); border-color: var(--accent); color: var(--bg-deep); font-weight: 700; }

/* ---------------------------------------------------------------- footer */
.site-footer {
  border-top: 1px solid var(--line); margin-top: 80px; padding: 44px 0 64px;
  font-family: var(--mono); font-size: 0.72rem; letter-spacing: 0.05em; color: var(--ink-faint);
}
.site-footer .cols { display: flex; justify-content: space-between; gap: 26px; flex-wrap: wrap; }
.site-footer a { color: var(--ink-soft); text-decoration: none; }
.site-footer a:hover { color: var(--accent); }
.site-footer .links { display: flex; gap: 18px; flex-wrap: wrap; }
.site-footer .colophon { margin-top: 26px; padding-top: 20px; border-top: 1px dashed var(--line); line-height: 1.9; }

/* ---------------------------------------------------------------- utility */
.prose h2 { font-size: 1.36rem; margin: 2em 0 .5em; letter-spacing: -0.015em; font-weight: 600; }
.prose h3 { font-size: 1.1rem; margin: 1.7em 0 .4em; }
.prose ul { padding-left: 1.25em; }
.prose li { margin: .4em 0; }
.prose a { color: var(--accent); }
.skip { position: absolute; left: -9999px; }
.skip:focus { left: 12px; top: 12px; background: var(--surface); padding: 10px 16px; border-radius: var(--r); z-index: 100; }

/* ---------------------------------------------------------------- the archive index */
/* A catalogue, not a feed: accession number, title, date. */
.index { list-style: none; margin: 0 0 8px; padding: 0; border-top: 1px solid var(--line); }
.index li { border-bottom: 1px solid var(--line); }
.index li a {
  display: grid; grid-template-columns: 4.6rem 1fr auto; gap: 18px; align-items: baseline;
  padding: 13px 6px; text-decoration: none; color: var(--ink);
  transition: background .12s ease;
}
.index li a:hover { background: var(--surface); }
.index .idx { font-family: var(--mono); font-size: 0.76rem; letter-spacing: 0.1em; color: var(--ink-faint); }
.index li a:hover .idx { color: var(--accent); }
.index .ttl { font-size: 1.09rem; line-height: 1.35; }
.index .dt { font-family: var(--mono); font-size: 0.68rem; color: var(--ink-faint); white-space: nowrap; }
@media (max-width: 560px) {
  .index li a { grid-template-columns: 3.2rem 1fr; gap: 12px; }
  .index .dt { display: none; }
}
.count { font-family: var(--mono); font-size: 0.68rem; letter-spacing: 0.1em; color: var(--ink-faint); }

/* ---------------------------------------------------------------- next / previous file */
.nextprev {
  display: flex; justify-content: space-between; gap: 16px; flex-wrap: wrap;
  margin: 54px 0 0; padding-top: 22px; border-top: 1px solid var(--line);
  font-family: var(--mono); font-size: 0.72rem; letter-spacing: 0.1em;
}
.nextprev a { color: var(--ink-soft); text-decoration: none; max-width: 46%; }
.nextprev a:hover { color: var(--accent); }
.nextprev .dir { display: block; color: var(--ink-faint); font-size: 0.64rem; letter-spacing: 0.2em; text-transform: uppercase; margin-bottom: 5px; }
.nextprev .to-next { text-align: right; margin-left: auto; }

/* ---------------------------------------------------------------- sourcing note */
.sourced {
  margin: 20px 0 0; padding: 12px 0 0;
  font-family: var(--mono); font-size: 0.68rem; line-height: 1.7;
  letter-spacing: 0.04em; color: var(--ink-faint);
}
.sourced a { color: var(--ink-soft); text-decoration: underline; text-decoration-color: var(--line-hi); }
.sourced a:hover { color: var(--accent); text-decoration-color: var(--accent); }

/* ---------------------------------------------------------------- per-category accent */
/* Each subject gets its own tone, so the catalogue reads as sections rather
   than one undifferentiated list. Only the accent shifts; everything else holds. */
[data-cat="Money"]      { --accent: #c9a227; }
[data-cat="Technology"] { --accent: #6aa9d8; }
[data-cat="Science"]    { --accent: #9c8ade; }
[data-cat="Movies"]     { --accent: #d97a6c; }
[data-cat="Sport"]      { --accent: #4fb3a0; }
[data-cat="History"]    { --accent: #d9a441; }