/* Library skins — shared structure. Helpers: includes/lib_skin.php. Theme files: skin_{ruleset}.css.
   Every colour/font comes from a --lk-* token the theme sets on body.lk-{ruleset}.
   Looks only: chargen, sheets and the live table never load this. */

@font-face {
  font-family: "Share Tech Mono";
  src: url("../fonts/ShareTechMono-Regular.ttf") format("truetype");
  font-display: swap;
}

.lk {
  --lk-bg: #090b10;
  --lk-panel-a: #141a24;
  --lk-panel-b: #0d1118;
  --lk-line: rgba(255, 255, 255, 0.12);
  --lk-line-strong: rgba(255, 255, 255, 0.28);
  --lk-accent: #2dd4bf;
  --lk-accent-2: #e879f9;
  --lk-ink: #05080c;
  --lk-title: #f4f7fb;
  --lk-text: #d5dde8;
  --lk-dim: #8b97a8;
  --lk-head: "Segoe UI", system-ui, sans-serif;
  --lk-mono: "Share Tech Mono", "Cascadia Mono", Consolas, monospace;
  --lk-radius: 8px;
  --lk-page-bg: var(--lk-bg);
  --lk-table-bg: rgba(10, 12, 16, 0.85);
  --accent: var(--lk-accent);
  background: var(--lk-bg);
  color: var(--lk-text);
}
.lk .app,
.lk > .page-main { background: var(--lk-page-bg); background-attachment: fixed; }
.lk > .page-main { max-width: 1240px; }
.lk .content { max-width: 1180px; line-height: 1.6; }
.lk a { color: var(--link); }
.lk .muted { color: var(--lk-dim); }

/* ───────── Sidebar: numbered index ───────── */
.lk .sidebar { counter-reset: lk-nav; border-right: 1px solid var(--lk-line); }
.lk .sidebar .nav-group-title {
  counter-increment: lk-nav;
  font-family: var(--lk-mono);
  letter-spacing: 0.12em;
  color: var(--lk-accent);
}
.lk .sidebar .nav-group-title::before {
  content: counter(lk-nav, decimal-leading-zero) " ";
  color: var(--lk-accent-2);
}
.lk .sidebar .nav-link { color: var(--lk-text); }
.lk .sidebar .nav-link:hover,
.lk .sidebar .nav-link.active { color: var(--lk-accent); }

/* ───────── Hero ───────── */
.lk-hero {
  position: relative;
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 28px;
  align-items: center;
  margin: 4px 0 22px;
  padding: 34px 36px;
  border-radius: var(--lk-radius);
  border: 1px solid var(--lk-line-strong);
  overflow: hidden;
  isolation: isolate;
}
.lk-deco,
.lk-watermark { position: absolute; pointer-events: none; z-index: 0; }
.lk-watermark { white-space: nowrap; user-select: none; }
.lk-hero-body { position: relative; z-index: 1; max-width: 660px; }
.lk-kicker {
  display: flex;
  align-items: center;
  gap: 8px;
  margin: 0 0 12px;
  font-family: var(--lk-mono);
  font-size: 0.78rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--lk-accent);
}
.lk-title {
  margin: 0 0 14px;
  font-family: var(--lk-head);
  font-weight: 700;
  font-size: clamp(2.1rem, 5vw, 3.5rem);
  line-height: 1;
  letter-spacing: 0.01em;
  color: var(--lk-title);
}
.lk-title .lk-accent { color: var(--lk-accent); }
.lk-lede { margin: 0 0 18px; font-size: 1.04rem; color: var(--lk-text); max-width: 56ch; }
.lk-tags { display: flex; flex-wrap: wrap; gap: 8px; margin: 0; padding: 0; list-style: none; }
.lk-tags li { font-size: 0.82rem; }
.lk-tags a,
.lk-tags li > strong + span { color: inherit; text-decoration: none; }
.lk-tags a { display: inline-block; }
.lk-tags strong { color: var(--lk-accent); }
.lk-tags a:hover strong { text-decoration: underline; }

.lk-poster { position: relative; z-index: 1; margin: 0; width: 200px; }
.lk-poster-frame { position: relative; overflow: hidden; }
.lk-poster img { display: block; width: 100%; height: 250px; object-fit: cover; object-position: 50% 15%; }
.lk-poster figcaption { display: flex; flex-direction: column; gap: 2px; }
.lk-poster-cap { white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.lk-poster-sub { font-family: var(--lk-mono); font-size: 0.66rem; letter-spacing: 0.14em; text-transform: uppercase; opacity: 0.75; }

/* ───────── Chapter banners ───────── */
.lk-chapter {
  position: relative;
  display: flex;
  align-items: center;
  gap: 16px;
  margin: 56px 0 18px;
  padding-right: 16px;
  overflow: hidden;
}
.lk-chapter-num {
  display: grid;
  place-items: center;
  align-self: stretch;
  min-width: 76px;
  padding: 8px 14px;
  font-family: var(--lk-head);
  font-weight: 700;
  font-size: 1.9rem;
  line-height: 1;
}
.lk-chapter-name {
  display: flex;
  align-items: baseline;
  gap: 12px;
  flex-wrap: wrap;
  padding: 10px 0;
  font-family: var(--lk-head);
  font-weight: 700;
  font-size: 1.35rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--lk-title);
}
.lk-chapter-sub { font-size: 0.8rem; letter-spacing: 0.2em; color: var(--lk-dim); }
.lk-chapter-mark { margin-left: auto; font-size: 1.3rem; color: var(--lk-accent); }

/* ───────── Sections ───────── */
.lk .section { margin-bottom: 40px; }
.lk .section > h2,
.lk h2.section-title {
  margin: 0 0 12px;
  padding: 0 0 6px;
  border: 0;
  font-family: var(--lk-head);
  font-weight: 700;
  font-size: 1.65rem;
  letter-spacing: 0.02em;
  color: var(--lk-title);
}
.lk .section h3 {
  font-family: var(--lk-mono);
  font-size: 0.8rem;
  font-weight: 400;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--lk-accent);
}
.lk .section > p { max-width: 80ch; }
.lk kbd {
  padding: 1px 6px;
  border-radius: 3px;
  border: 1px solid var(--lk-line-strong);
  background: rgba(0, 0, 0, 0.4);
  font-family: var(--lk-mono);
  color: var(--lk-accent);
}

/* ───────── Cards ───────── */
.lk .card-grid { gap: 14px; }
.lk .card {
  position: relative;
  border-radius: var(--lk-radius);
  border: 1px solid var(--lk-line);
  background: linear-gradient(170deg, var(--lk-panel-a), var(--lk-panel-b));
  box-shadow: 0 8px 22px rgba(0, 0, 0, 0.35);
  transition: border-color 0.2s, box-shadow 0.2s;
}
.lk .card:hover { border-color: var(--lk-line-strong); }
.lk .card-title { font-family: var(--lk-head); font-weight: 700; font-size: 1.12rem; letter-spacing: 0.02em; color: var(--lk-accent); }
.lk .card-title .muted { font-family: var(--font); font-weight: 400; letter-spacing: 0; font-size: 0.85rem; }
.lk .badge { font-family: var(--lk-mono); border-radius: 3px; }

.lk .rule-key {
  border: 1px solid var(--lk-line-strong);
  border-left: 5px solid var(--lk-accent);
  border-radius: 0 var(--lk-radius) var(--lk-radius) 0;
  background: linear-gradient(90deg, rgba(255, 255, 255, 0.06), transparent);
  color: var(--lk-title);
}
.lk .rule-example {
  border: 1px dashed var(--lk-line-strong);
  border-radius: var(--lk-radius);
  background: rgba(0, 0, 0, 0.25);
  font-family: var(--lk-mono);
  font-size: 0.88rem;
}

/* ───────── Tables ───────── */
.lk .table-wrap { border-radius: var(--lk-radius); border: 1px solid var(--lk-line); }
@media (min-width: 1200px) {
  .lk .content .table-wrap:not(.is-wide) { overflow: clip; }
}
.lk .content .table-wrap,
.lk .content table.data-table,
.lk .page-main table.data-table { background: var(--lk-table-bg); }
.lk table.data-table { border: 0; margin: 0; }
.lk table.data-table thead th {
  font-family: var(--lk-mono);
  font-weight: 400;
  font-size: 0.72rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--lk-accent);
}
.lk table.data-table tbody td:first-child { color: var(--lk-title); font-weight: 600; }
.lk table.eq-table td.num,
.lk td.rt-roll { font-family: var(--lk-mono); color: var(--lk-accent); }
.lk table.eq-table .eq-desc-inner { color: var(--lk-dim); }
.lk tr.tbl-group td {
  font-family: var(--lk-head);
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--lk-accent);
}

/* ───────── Chips & buttons ───────── */
.lk .filter-chip {
  font-family: var(--lk-mono);
  font-size: 0.74rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  border-radius: 3px;
  border: 1px solid var(--lk-line-strong);
  background: rgba(0, 0, 0, 0.35);
  color: var(--lk-text);
}
.lk .filter-chip:hover { border-color: var(--lk-accent); color: var(--lk-accent); }
.lk .filter-chip.active { background: var(--lk-accent); border-color: var(--lk-accent); color: var(--lk-ink); }
.lk .filter-group-label { font-family: var(--lk-mono); color: var(--lk-accent) !important; }
.lk .btn-primary {
  background: var(--lk-accent);
  border-color: var(--lk-accent);
  color: var(--lk-ink);
  font-family: var(--lk-head);
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

/* ───────── Threat cards ───────── */
.lk #adv-grid { gap: 16px; }
.lk .adv-card .card-title { display: flex; justify-content: space-between; align-items: baseline; gap: 8px; }
.lk .adv-card-portrait { border-color: var(--lk-line) !important; }
.lk .adv-detail-list li { border-color: var(--lk-line) !important; background: rgba(0, 0, 0, 0.3) !important; }
.lk .adv-detail-list strong { color: var(--lk-accent) !important; }
.lk .adv-tag { border-color: var(--lk-line-strong) !important; color: var(--lk-dim) !important; font-family: var(--lk-mono); }

/* ───────── Roll boards (Tables) ───────── */
.lk .rt-section {
  padding: 18px 18px 6px;
  border-radius: var(--lk-radius);
  border: 1px solid var(--lk-line);
  background: linear-gradient(170deg, var(--lk-panel-a), var(--lk-panel-b));
}
.lk .rt-section > .rt-head h2 { border: 0; }
.lk .rt-die-chip {
  font-family: var(--lk-mono);
  font-size: 0.72rem;
  color: var(--lk-ink);
  background: var(--lk-accent);
  border-radius: 3px;
  padding: 1px 6px;
  vertical-align: 4px;
}
.lk .rt-result {
  font-family: var(--lk-mono);
  color: var(--lk-title);
  background: rgba(0, 0, 0, 0.35);
  border: 1px solid var(--lk-accent);
}

/* ───────── Quick-reference strip (rules) ───────── */
.lk-quick {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 14px;
  margin: 0 0 12px;
}
.lk-quick-card {
  position: relative;
  display: flex;
  flex-direction: column;
  min-width: 0;
  padding: 16px 16px 12px;
  border-radius: var(--lk-radius);
  border: 1px solid var(--lk-line-strong);
  background: linear-gradient(170deg, var(--lk-panel-a), var(--lk-panel-b));
}
.lk-quick-card h3 {
  margin: 0 0 10px;
  font-family: var(--lk-mono);
  font-weight: 400;
  font-size: 0.76rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--lk-accent);
}
.lk-quick-card p { margin: 0 0 8px; font-size: 0.86rem; }
.lk-quick-card ol,
.lk-quick-card ul { margin: 0; padding: 0; list-style: none; }
.lk-quick-card li { font-size: 0.84rem; padding: 3px 0; }
.lk-steps { counter-reset: lk-step; }
.lk-steps li { counter-increment: lk-step; position: relative; padding-left: 28px; }
.lk-steps li::before {
  content: counter(lk-step);
  position: absolute;
  left: 0;
  top: 4px;
  display: grid;
  place-items: center;
  width: 20px;
  height: 20px;
  border-radius: 50%;
  font-family: var(--lk-mono);
  font-size: 0.72rem;
  color: var(--lk-ink);
  background: var(--lk-accent);
}
.lk-ladder li { display: grid; grid-template-columns: 38px minmax(0, 1fr); column-gap: 8px; align-items: baseline; border-bottom: 1px dashed var(--lk-line); }
.lk-ladder li:last-child { border-bottom: 0; }
.lk-ladder strong { font-family: var(--lk-mono); font-weight: 400; text-align: center; color: var(--lk-ink); background: var(--lk-accent); border-radius: 3px; }
.lk-ladder b { color: var(--lk-title); font-weight: 600; }
.lk-ladder span { grid-column: 2; font-size: 0.74rem; color: var(--lk-dim); line-height: 1.3; }
.lk-formula {
  margin: 0 0 10px;
  padding: 10px 8px;
  border-radius: 4px;
  text-align: center;
  font-family: var(--lk-head);
  font-weight: 700;
  font-size: 1.05rem;
  letter-spacing: 0.04em;
  color: var(--lk-title);
  background: rgba(0, 0, 0, 0.35);
  border: 1px solid var(--lk-line);
}
.lk-formula em { font-style: normal; color: var(--lk-accent); }
.lk-quick-more { margin: auto 0 0 !important; padding-top: 8px; font-size: 0.76rem !important; }
.lk-quick-more a { color: var(--lk-accent); }
.lk-kv li { display: flex; justify-content: space-between; gap: 10px; border-bottom: 1px dashed var(--lk-line); }
.lk-kv li:last-child { border-bottom: 0; }
.lk-kv li strong { color: var(--lk-accent); font-family: var(--lk-mono); font-weight: 400; white-space: nowrap; }

/* ───────── Jump tiles (equipment index pages) ───────── */
.lk-jump { display: grid; grid-template-columns: repeat(auto-fill, minmax(min(100%, 200px), 1fr)); gap: 12px; margin: 0 0 18px; }
.lk-jump a {
  display: block;
  padding: 14px 16px;
  border-radius: var(--lk-radius);
  border: 1px solid var(--lk-line);
  background: linear-gradient(170deg, var(--lk-panel-a), var(--lk-panel-b));
  color: var(--lk-title);
  text-decoration: none;
  font-family: var(--lk-head);
  font-weight: 700;
  letter-spacing: 0.03em;
}
.lk-jump a:hover { border-color: var(--lk-accent); color: var(--lk-accent); }
.lk-jump a span { display: block; font-family: var(--font); font-weight: 400; font-size: 0.8rem; color: var(--lk-dim); letter-spacing: 0; }

/* ───────── Motion (Full only) ───────── */
html[data-motion="full"] .lk-poster { transition: transform 0.35s ease; }

/* ───────── Narrow screens ───────── */
@media (max-width: 1100px) {
  .lk-quick { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}
@media (max-width: 720px) {
  .lk-hero { grid-template-columns: minmax(0, 1fr); padding: 26px 18px 22px; }
  .lk-poster { display: none; }
  .lk-quick { grid-template-columns: minmax(0, 1fr); }
  .lk-chapter-name { font-size: 1.05rem; }
  .lk-chapter-num { min-width: 54px; font-size: 1.45rem; }
  .lk-chapter-sub { display: none; }
}

/* Threat dossiers (Red / Cyberdark cards: h3 + .cd-stat-strip) */
.lk .adv-card > h3 {
  margin: 0;
  font-family: var(--lk-head);
  font-weight: 700;
  font-size: 1.2rem;
  letter-spacing: 0.02em;
  color: var(--lk-title);
}
.lk .adv-tagline { font-family: var(--lk-mono); font-size: 0.78rem !important; letter-spacing: 0.06em; color: var(--lk-accent) !important; }
.lk .cd-stat-strip {
  display: grid !important;
  grid-template-columns: repeat(auto-fit, minmax(54px, 1fr));
  gap: 4px !important;
  margin: 10px 0 6px !important;
}
.lk .cd-stat-strip span {
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: 5px 2px;
  border-radius: 4px;
  font-family: var(--lk-mono);
  font-size: 0.66rem !important;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--lk-dim) !important;
  background: rgba(0, 0, 0, 0.35);
  border: 1px solid var(--lk-line);
}
.lk .cd-stat-strip strong { font-family: var(--lk-head); font-size: 1.25rem; line-height: 1.1; color: var(--lk-title) !important; letter-spacing: 0; }
.lk-cursor { display: inline-block; flex: 0 0 auto; }