/* =====================================================================
   Shadow Beach — theme document layout
   Long-form reading shell for /theme/<slug>/ pages.
   Loads after landing.css and inherits all --sb-* tokens.
   ===================================================================== */

/* ---------- Document hero / masthead ----------------------------- */

.sb-doc-hero {
  position: relative;
  padding: clamp(48px, 6vw, 88px) 0 clamp(56px, 7vw, 96px);
  border-bottom: 1px solid var(--sb-line);
  overflow: hidden;
}
.sb-doc-hero__classified {
  display: flex;
  flex-wrap: wrap;
  gap: 6px 22px;
  font-family: var(--sb-mono);
  font-size: 11px;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--sb-muted);
  padding-bottom: 14px;
  margin-bottom: 48px;
  border-bottom: 1px dashed var(--sb-line);
}
.sb-doc-hero__classified > span { white-space: nowrap; }
.sb-doc-hero__classified span + span::before {
  content: "·"; margin-right: 14px; color: var(--sb-line);
}
.sb-doc-hero__classified .sb-classified-tag {
  color: var(--sb-accent);
  border: 1px solid var(--sb-accent);
  padding: 3px 8px;
  letter-spacing: 0.24em;
}
.sb-doc-hero__classified .sb-classified-tag::before { display: none; }

.sb-doc-hero__inner {
  display: grid;
  grid-template-columns: 1.05fr 0.85fr;
  gap: clamp(40px, 6vw, 84px);
  align-items: end;
}

.sb-doc-hero__eyebrow {
  margin-bottom: 18px;
}

.sb-doc-hero__title {
  font-family: var(--sb-serif);
  font-weight: 500;
  font-size: clamp(48px, 7vw, 96px);
  line-height: 0.98;
  letter-spacing: -0.022em;
  margin: 0 0 28px;
  max-width: 14ch;
}
.sb-doc-hero__pitch {
  font-family: var(--sb-serif);
  font-size: clamp(18px, 1.45vw, 22px);
  line-height: 1.45;
  color: var(--sb-fg-soft);
  max-width: 42ch;
  margin: 0 0 36px;
  font-style: italic;
}

.sb-doc-hero__meta {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 24px 32px;
  padding-top: 28px;
  border-top: 1px solid var(--sb-line);
}
.sb-doc-hero__meta dt {
  font-family: var(--sb-mono);
  font-size: 10px;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--sb-muted);
  margin-bottom: 6px;
  font-weight: 400;
}
.sb-doc-hero__meta dd {
  font-family: var(--sb-serif);
  font-size: 15.5px;
  color: var(--sb-fg);
  margin: 0;
  line-height: 1.4;
}

/* The dossier-photo block — narrower aspect than landing hero photo */
.sb-doc-hero__photo {
  aspect-ratio: 4 / 5;
}

/* ---------- Document body shell ---------------------------------- */

.sb-doc {
  padding: clamp(72px, 9vw, 120px) 0 clamp(56px, 7vw, 96px);
}

.sb-doc__grid {
  display: grid;
  grid-template-columns: 220px 1fr;
  gap: clamp(48px, 6vw, 96px);
  align-items: start;
}

.sb-doc__toc {
  position: sticky;
  top: 32px;
  align-self: start;
  font-family: var(--sb-mono);
  font-size: 11px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}
.sb-doc__toc-label {
  display: block;
  color: var(--sb-muted);
  margin-bottom: 18px;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--sb-line);
}
.sb-doc__toc ol {
  list-style: none;
  padding: 0;
  margin: 0;
  counter-reset: toc;
  display: flex;
  flex-direction: column;
  gap: 12px;
}
.sb-doc__toc li {
  counter-increment: toc;
  display: flex;
  gap: 12px;
}
.sb-doc__toc li::before {
  content: counter(toc, decimal-leading-zero);
  color: var(--sb-muted);
  font-variant-numeric: tabular-nums;
  flex-shrink: 0;
}
.sb-doc__toc :where(a) {
  color: var(--sb-fg-soft);
  border-bottom: 0 !important;
  line-height: 1.5;
  transition: color .15s ease;
}
.sb-doc__toc :where(a):hover { color: var(--sb-accent); }

/* Article column */
.sb-doc__body {
  max-width: 64ch;
}
.sb-doc__body > section {
  padding-top: 56px;
  margin-top: 56px;
  border-top: 1px solid var(--sb-line);
}
.sb-doc__body > section:first-child {
  border-top: 0;
  padding-top: 0;
  margin-top: 0;
}

.sb-doc__section-head {
  display: flex;
  align-items: baseline;
  gap: 16px;
  margin-bottom: 28px;
}
.sb-doc__section-num {
  font-family: var(--sb-mono);
  font-size: 12px;
  letter-spacing: 0.18em;
  color: var(--sb-accent);
  text-transform: uppercase;
  font-variant-numeric: tabular-nums;
  flex-shrink: 0;
}
.sb-doc__section-title {
  font-family: var(--sb-serif);
  font-size: clamp(28px, 2.6vw, 38px);
  line-height: 1.12;
  margin: 0;
  letter-spacing: -0.012em;
  font-weight: 500;
}

.sb-doc__lede {
  font-family: var(--sb-serif);
  font-size: clamp(20px, 1.55vw, 24px);
  line-height: 1.5;
  color: var(--sb-fg);
  font-style: italic;
  margin: 0 0 20px;
  text-wrap: pretty;
}

.sb-doc__body p {
  font-size: 17px;
  line-height: 1.7;
  color: var(--sb-fg-soft);
  margin: 0 0 1.2em;
  text-wrap: pretty;
}
.sb-doc__body p strong {
  color: var(--sb-fg);
  font-weight: 600;
}
.sb-doc__body p em { color: var(--sb-fg); font-style: italic; }

/* Pull-quote-ish callout */
.sb-doc__callout {
  margin: 28px 0 32px;
  padding: 22px 24px 22px 28px;
  border-left: 2px solid var(--sb-accent);
  background: var(--sb-bg-2);
  font-family: var(--sb-serif);
  font-size: 18px;
  line-height: 1.5;
  color: var(--sb-fg);
}
.sb-doc__callout em { color: var(--sb-plum-soft); font-style: italic; }

/* Definition-list block (counterparts, terms, etc.) */
.sb-doc__defs {
  margin: 28px 0 32px;
  padding: 0;
  display: grid;
  grid-template-columns: 1fr;
  gap: 0;
  border-top: 1px solid var(--sb-line);
}
.sb-doc__defs > div {
  display: grid;
  grid-template-columns: 1fr 2fr;
  gap: 20px;
  padding: 18px 0;
  border-bottom: 1px solid var(--sb-line);
}
.sb-doc__defs dt {
  font-family: var(--sb-serif);
  font-size: 17px;
  color: var(--sb-fg);
  margin: 0;
  font-weight: 500;
}
.sb-doc__defs dt small {
  display: block;
  font-family: var(--sb-mono);
  font-size: 10px;
  letter-spacing: 0.18em;
  color: var(--sb-muted);
  margin-top: 6px;
  text-transform: uppercase;
}
.sb-doc__defs dd {
  margin: 0;
  font-size: 15.5px;
  line-height: 1.55;
  color: var(--sb-fg-soft);
}

/* Sidebar evidence card (e.g. The contradiction) */
.sb-doc__evidence {
  margin: 28px 0 32px;
  border: 1px solid var(--sb-line);
  background: var(--sb-bg-2);
  padding: 24px 26px;
  font-size: 15px;
  line-height: 1.6;
  color: var(--sb-fg-soft);
  position: relative;
}
.sb-doc__evidence::before {
  content: "Note · internal";
  position: absolute;
  top: -10px; left: 16px;
  background: var(--sb-bg);
  padding: 0 8px;
  font-family: var(--sb-mono);
  font-size: 10px;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--sb-accent);
}
.sb-doc__evidence p { font-size: inherit; line-height: inherit; margin: 0 0 12px; }
.sb-doc__evidence p:last-child { margin: 0; }

/* ---------- Cross-link strip (sibling factions) ------------------ */

.sb-doc-siblings {
  padding: clamp(72px, 9vw, 120px) 0;
  background: var(--sb-bg-2);
  border-top: 1px solid var(--sb-line);
  border-bottom: 1px solid var(--sb-line);
}
.sb-doc-siblings__head {
  display: grid;
  grid-template-columns: 1fr 1.4fr;
  gap: 56px;
  align-items: end;
  margin-bottom: 56px;
}
.sb-doc-siblings__head h2 {
  font-family: var(--sb-serif);
  font-weight: 500;
  font-size: clamp(28px, 3vw, 42px);
  line-height: 1.1;
  margin: 18px 0 0;
  letter-spacing: -0.012em;
}
.sb-doc-siblings__head p {
  font-family: var(--sb-serif);
  font-size: 18px;
  color: var(--sb-fg-soft);
  line-height: 1.5;
  max-width: 48ch;
  margin: 0;
}

.sb-doc-sibling {
  display: flex;
  flex-direction: column;
  padding: 32px 32px 28px;
  background: var(--sb-bg);
  border: 1px solid var(--sb-line);
  height: 100%;
  transition: border-color .25s ease, transform .25s ease, box-shadow .25s ease;
  position: relative;
}
.sb-doc-sibling:hover {
  border-color: var(--sb-accent);
  transform: translateY(-2px);
  box-shadow: 0 18px 40px -22px rgba(0,0,0,0.55);
}
.sb-doc-sibling__eyebrow { margin-bottom: 14px; }
.sb-doc-sibling__title {
  font-family: var(--sb-serif);
  font-size: 26px;
  line-height: 1.1;
  margin: 0 0 12px;
}
.sb-doc-sibling__pitch {
  font-family: var(--sb-serif);
  font-style: italic;
  font-size: 16px;
  color: var(--sb-plum);
  line-height: 1.4;
  margin: 0 0 22px;
}
.sb-doc-sibling__more {
  margin-top: auto;
  font-family: var(--sb-mono);
  font-size: 11px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  border-bottom: 1px solid var(--sb-fg) !important;
  padding-bottom: 4px;
  align-self: flex-start;
  display: inline-flex; gap: 8px; align-items: center;
}
.sb-doc-sibling__more .sb-btn__arrow { transition: transform .2s ease; }
.sb-doc-sibling:hover .sb-doc-sibling__more {
  color: var(--sb-accent);
  border-bottom-color: var(--sb-accent) !important;
}
.sb-doc-sibling:hover .sb-doc-sibling__more .sb-btn__arrow { transform: translateX(4px); }

/* In dark mode, sibling cards use --sb-bg as elevated panel */
body.sb-dark .sb-doc-sibling { background: var(--sb-bg-3); }

/* Photo treatment override for dossier — slightly more austere */
.sb-doc-hero .sb-photo__inner {
  background-image:
    radial-gradient(ellipse 60% 35% at 50% 70%, rgba(255, 168, 96, 0.30), transparent 65%),
    radial-gradient(ellipse at 90% 0%, rgba(45, 18, 38, 0.45), transparent 55%),
    radial-gradient(ellipse at 20% 110%, rgba(20, 12, 8, 0.78), transparent 60%),
    linear-gradient(180deg,
      #2b1a26 0%,
      #4a2530 30%,
      #7a3a2b 55%,
      #4a2d1c 75%,
      #1c120c 100%);
}

/* ---------- Responsive --------------------------------------------- */

/* =====================================================================
   Theme index — directory listing
   ===================================================================== */

.sb-index-section {
  padding: clamp(56px, 7vw, 88px) 0;
}
.sb-index-section + .sb-index-section {
  border-top: 1px solid var(--sb-line);
}
.sb-index-section--shaded { background: var(--sb-bg-2); }

.sb-index-section__head {
  display: grid;
  grid-template-columns: 1fr 1.4fr;
  gap: 48px;
  align-items: end;
  margin-bottom: 40px;
}
.sb-index-section__head h2 {
  font-family: var(--sb-serif);
  font-weight: 500;
  font-size: clamp(28px, 3vw, 40px);
  line-height: 1.1;
  margin: 18px 0 0;
  letter-spacing: -0.012em;
}
.sb-index-section__head p {
  font-family: var(--sb-serif);
  font-size: 17px;
  color: var(--sb-fg-soft);
  line-height: 1.55;
  max-width: 52ch;
  margin: 0;
}

/* Directory listing — one row per document */
.sb-index-list { border-top: 1px solid var(--sb-line); }
.sb-index-list__row {
  display: grid;
  grid-template-columns: 60px 1fr 180px 24px;
  gap: 24px;
  padding: 22px 4px;
  border-bottom: 1px solid var(--sb-line);
  align-items: baseline;
  text-decoration: none !important;
  border-left: 0 !important;
  border-right: 0 !important;
  border-top: 0 !important;
  color: var(--sb-fg) !important;
  transition: background .2s ease, padding-left .2s ease;
  position: relative;
}
.sb-index-list__row:hover {
  background: var(--sb-bg);
  padding-left: 16px;
}
body.sb-dark .sb-index-list__row:hover { background: var(--sb-bg-3); }

.sb-index-list__num {
  font-family: var(--sb-mono);
  font-size: 11px;
  letter-spacing: 0.18em;
  color: var(--sb-muted);
  font-variant-numeric: tabular-nums;
}
.sb-index-list__main {
  min-width: 0;
}
.sb-index-list__title {
  font-family: var(--sb-serif);
  font-size: 22px;
  line-height: 1.2;
  margin: 0 0 4px;
  font-weight: 500;
}
.sb-index-list__tease {
  font-size: 14.5px;
  color: var(--sb-fg-soft);
  margin: 0;
  font-style: italic;
  line-height: 1.45;
  font-family: var(--sb-serif);
}
.sb-index-list__tag {
  font-family: var(--sb-mono);
  font-size: 10px;
  letter-spacing: 0.20em;
  color: var(--sb-accent);
  text-transform: uppercase;
  text-align: right;
  align-self: center;
}
.sb-index-list__arrow {
  font-family: var(--sb-mono);
  color: var(--sb-muted);
  text-align: right;
  align-self: center;
  transition: transform .2s ease, color .2s ease;
  font-size: 14px;
}
.sb-index-list__row:hover .sb-index-list__arrow {
  color: var(--sb-accent);
  transform: translateX(4px);
}
.sb-index-list__row:hover .sb-index-list__title { color: var(--sb-accent); }

/* "Where to start" callout */
.sb-index-start {
  border: 1px solid var(--sb-line);
  background: var(--sb-bg-2);
  padding: clamp(28px, 3vw, 40px) clamp(28px, 3vw, 40px);
  position: relative;
  margin: clamp(40px, 5vw, 64px) 0 0;
}
.sb-index-start::before {
  content: "Reading order \00B7 recommended";
  position: absolute;
  top: -10px; left: 24px;
  background: var(--sb-bg);
  padding: 0 10px;
  font-family: var(--sb-mono);
  font-size: 10px;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--sb-accent);
}
.sb-index-start h3 {
  font-family: var(--sb-serif);
  font-size: clamp(22px, 2vw, 28px);
  margin: 0 0 14px;
  font-weight: 500;
  letter-spacing: -0.012em;
}
.sb-index-start p {
  font-family: var(--sb-serif);
  font-size: 17px;
  color: var(--sb-fg-soft);
  line-height: 1.55;
  margin: 0 0 18px;
  max-width: 60ch;
}
.sb-index-start ol {
  list-style: none;
  padding: 0;
  margin: 0;
  counter-reset: rs;
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.sb-index-start ol li {
  counter-increment: rs;
  display: grid;
  grid-template-columns: 40px 1fr;
  gap: 12px;
  align-items: baseline;
  font-size: 16px;
  color: var(--sb-fg);
  line-height: 1.5;
  font-family: var(--sb-serif);
}
.sb-index-start ol li::before {
  content: counter(rs, decimal-leading-zero);
  font-family: var(--sb-mono);
  font-size: 11px;
  letter-spacing: 0.18em;
  color: var(--sb-accent);
}

@media (max-width: 767.98px) {
  .sb-index-section__head { grid-template-columns: 1fr; gap: 14px; }
  .sb-index-list__row { grid-template-columns: 48px 1fr 24px; gap: 16px; }
  .sb-index-list__tag { display: none; }
}

/* ---------- Responsive --------------------------------------------- */

@media (max-width: 991.98px) {
  .sb-doc-hero__inner { grid-template-columns: 1fr; }
  .sb-doc-hero__photo { max-width: 520px; }
  .sb-doc__grid { grid-template-columns: 1fr; gap: 40px; }
  .sb-doc__toc { position: static; }
  .sb-doc-siblings__head { grid-template-columns: 1fr; gap: 18px; }
}
@media (max-width: 575.98px) {
  .sb-doc-hero__meta { grid-template-columns: 1fr; }
  .sb-doc__defs > div { grid-template-columns: 1fr; gap: 6px; }
}