/* ============================================================
   THE SCHRECK METHOD · ICA PAPERS — TSM/ICA gold institutional register.
   EB Garamond serif body. JetBrains Mono monospace for code/refs.
   Cinzel for top-level architectural headings.
   ============================================================ */

:root {
  --bg:        #0a0b0d;
  --bg-soft:   #0d0f14;
  --panel:     #14161c;
  --line:      #2a2c33;
  --line-soft: #1a1d24;
  --gold:      #B8962E;
  --gold-soft: #d8b34d;
  --bronze:    #CD7F32;
  --crimson:   #A12C2C;
  --green:     #2EBE5C;
  --amber:     #B5781F;
  --text:      #F4EFE6;
  --text-soft: #c9c4ba;
  --muted:     #8a857c;
  --muted-2:   #6E6A60;
}

* { box-sizing: border-box; }
html, body {
  margin: 0; padding: 0;
  background: var(--bg);
  color: var(--text);
  font-family: 'EB Garamond', Georgia, 'Times New Roman', serif;
  font-size: 17px;
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

a { color: var(--gold); text-decoration: none; }
a:hover { color: var(--gold-soft); text-decoration: underline; }

::selection { background: rgba(184, 150, 46, 0.3); color: var(--text); }

/* ----- Top brand bar ----- */
.brand-bar {
  position: sticky;
  top: 0; z-index: 50;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 32px;
  background: linear-gradient(180deg, var(--bg) 0%, var(--bg-soft) 100%);
  border-bottom: 1px solid var(--line);
}
.brand-bar::after {
  content: '';
  position: absolute;
  bottom: -1px; left: 0; right: 0; height: 1px;
  background: linear-gradient(90deg, transparent 0%, var(--gold) 25%, var(--crimson) 50%, var(--gold) 75%, transparent 100%);
  opacity: 0.5;
}
.brand-mark {
  font-family: 'Cinzel', serif;
  font-weight: 800;
  font-size: 18px;
  letter-spacing: 0.18em;
  color: var(--gold);
  text-transform: uppercase;
}
.brand-sub {
  font-family: 'Cinzel', serif;
  font-size: 10px;
  letter-spacing: 0.34em;
  color: var(--muted);
  text-transform: uppercase;
  margin-top: 3px;
}
.brand-bar nav { display: flex; gap: 28px; align-items: center; }
.brand-bar nav a {
  font-family: 'EB Garamond', serif;
  font-size: 13px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--muted);
  font-weight: 600;
}
.brand-bar nav a:hover { color: var(--gold); text-decoration: none; }
.brand-bar nav a.active { color: var(--gold); border-bottom: 1px solid var(--gold); padding-bottom: 4px; }

/* ----- Page layout ----- */
.layout {
  display: grid;
  grid-template-columns: 280px 1fr;
  max-width: 1480px;
  margin: 0 auto;
  gap: 48px;
  padding: 40px 32px 80px 32px;
}

/* TOC sidebar */
.toc {
  position: sticky;
  top: 100px;
  align-self: flex-start;
  max-height: calc(100vh - 140px);
  overflow-y: auto;
  padding-right: 12px;
}
.toc-section-head {
  font-family: 'Cinzel', serif;
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 0.2em;
  color: var(--gold);
  text-transform: uppercase;
  margin: 22px 0 8px 0;
  padding-bottom: 6px;
  border-bottom: 1px solid var(--line);
}
.toc a {
  display: block;
  padding: 5px 0;
  font-size: 14px;
  color: var(--muted);
  border-left: 2px solid transparent;
  padding-left: 10px;
  margin-left: -10px;
  line-height: 1.4;
}
.toc a:hover { color: var(--text); border-left-color: var(--gold); text-decoration: none; }
.toc a.active { color: var(--gold); border-left-color: var(--gold); }

/* Article body */
.article { max-width: 740px; min-width: 0; }
.article h1 {
  font-family: 'Cinzel', serif;
  font-size: 36px;
  font-weight: 700;
  letter-spacing: 0.04em;
  color: var(--gold);
  margin: 0 0 6px 0;
  line-height: 1.15;
}
.article h1 + .subtitle {
  font-style: italic;
  color: var(--muted);
  font-size: 18px;
  margin: 0 0 28px 0;
  letter-spacing: 0.02em;
}
.article h2 {
  font-family: 'Cinzel', serif;
  font-size: 24px;
  font-weight: 600;
  letter-spacing: 0.08em;
  color: var(--gold);
  margin: 48px 0 14px 0;
  padding-top: 18px;
  border-top: 1px solid var(--line);
  text-transform: uppercase;
}
.article h2:first-child { padding-top: 0; border-top: none; margin-top: 0; }
.article h3 {
  font-family: 'EB Garamond', serif;
  font-size: 20px;
  font-weight: 700;
  color: var(--text);
  margin: 32px 0 10px 0;
}
.article h4 {
  font-family: 'JetBrains Mono', monospace;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.16em;
  color: var(--gold);
  text-transform: uppercase;
  margin: 24px 0 8px 0;
}
.article p { margin: 0 0 16px 0; color: var(--text-soft); }
.article ul, .article ol { padding-left: 24px; color: var(--text-soft); }
.article li { margin-bottom: 8px; }
.article strong { color: var(--text); }
.article em { color: var(--gold-soft); }
.article hr {
  border: none;
  border-top: 1px solid var(--line);
  margin: 36px 0;
}

/* Code, refs, mono */
code {
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.86em;
  background: var(--bg-soft);
  border: 1px solid var(--line);
  border-radius: 3px;
  padding: 1px 6px;
  color: var(--gold);
}
pre {
  background: var(--bg-soft);
  border: 1px solid var(--line);
  border-radius: 4px;
  padding: 14px 18px;
  overflow-x: auto;
  margin: 16px 0;
  position: relative;
}
pre::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0; height: 2px;
  background: var(--gold);
  opacity: 0.4;
}
pre code {
  font-size: 12px;
  line-height: 1.65;
  background: transparent;
  border: none;
  padding: 0;
  color: var(--text-soft);
}

/* Tables */
table {
  border-collapse: collapse;
  width: 100%;
  margin: 18px 0;
  font-size: 14px;
}
th, td {
  text-align: left;
  padding: 10px 12px;
  border-bottom: 1px solid var(--line);
  vertical-align: top;
}
th {
  font-family: 'Cinzel', serif;
  font-size: 11px;
  letter-spacing: 0.14em;
  color: var(--gold);
  text-transform: uppercase;
  font-weight: 700;
  border-bottom: 2px solid var(--gold);
}
td { color: var(--text-soft); }
tr:hover td { background: var(--line-soft); }
td code { font-size: 12px; }

/* Callouts */
.callout {
  border-left: 3px solid var(--gold);
  background: rgba(184, 150, 46, 0.04);
  padding: 14px 18px;
  margin: 20px 0;
  border-radius: 0 3px 3px 0;
}
.callout-title {
  font-family: 'Cinzel', serif;
  font-size: 11px;
  letter-spacing: 0.16em;
  color: var(--gold);
  text-transform: uppercase;
  font-weight: 700;
  margin-bottom: 6px;
}
.callout.crimson { border-left-color: var(--crimson); background: rgba(161, 44, 44, 0.06); }
.callout.crimson .callout-title { color: var(--crimson); }
.callout.amber { border-left-color: var(--amber); background: rgba(181, 120, 31, 0.06); }
.callout.amber .callout-title { color: var(--amber); }
.callout.green { border-left-color: var(--green); background: rgba(46, 190, 92, 0.06); }
.callout.green .callout-title { color: var(--green); }

/* Cross-path link bridge — when concepts overlap between Architect and Operator */
.cross-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: var(--bg-soft);
  border: 1px solid var(--line);
  border-radius: 999px;
  padding: 4px 12px;
  font-size: 12px;
  font-family: 'JetBrains Mono', monospace;
  letter-spacing: 0.04em;
  color: var(--muted);
  margin: 0 4px;
}
.cross-link:hover { color: var(--gold); border-color: var(--gold); text-decoration: none; }
.cross-link.architect::before { content: '⚙'; color: var(--gold); }
.cross-link.operator::before { content: '◆'; color: var(--gold); }

/* Mode badges (used in 7 Failure Modes section) */
.mode-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
  gap: 10px;
  margin: 18px 0;
}
.mode-card {
  background: var(--panel);
  border: 1px solid var(--line);
  border-left: 3px solid var(--gold);
  border-radius: 3px;
  padding: 12px 14px;
}
.mode-card.crit { border-left-color: var(--crimson); }
.mode-card-name {
  font-family: 'Cinzel', serif;
  font-size: 14px;
  letter-spacing: 0.12em;
  color: var(--gold);
  font-weight: 700;
}
.mode-card.crit .mode-card-name { color: var(--crimson); }
.mode-card-eng { font-style: italic; font-size: 12px; color: var(--muted); margin: 2px 0 4px 0; }
.mode-card-def { font-size: 12px; line-height: 1.5; color: var(--text-soft); }

/* Footer */
.foot {
  border-top: 1px solid var(--line);
  margin-top: 80px;
  padding: 28px 32px 60px 32px;
  text-align: center;
  font-family: 'JetBrains Mono', monospace;
  font-size: 11px;
  color: var(--muted);
  letter-spacing: 0.06em;
}
.foot::before {
  content: '';
  display: block;
  width: 40px;
  height: 2px;
  background: var(--gold);
  margin: 0 auto 16px auto;
}

/* Landing page hero */
.hero {
  text-align: center;
  padding: 80px 32px 60px 32px;
  border-bottom: 1px solid var(--line);
}
.hero-mark {
  font-family: 'Cinzel', serif;
  font-size: 12px;
  letter-spacing: 0.4em;
  color: var(--bronze);
  text-transform: uppercase;
  margin-bottom: 20px;
}
.hero-title {
  font-family: 'Cinzel', serif;
  font-size: 56px;
  font-weight: 800;
  letter-spacing: 0.04em;
  color: var(--gold);
  margin: 0 0 8px 0;
  line-height: 1.05;
  text-shadow: 0 0 28px rgba(184, 150, 46, 0.15);
}
.hero-sub {
  font-family: 'EB Garamond', serif;
  font-style: italic;
  font-size: 22px;
  color: var(--text-soft);
  margin: 0 auto 32px auto;
  max-width: 640px;
  line-height: 1.5;
}
.hero-rule {
  width: 80px;
  height: 1px;
  background: var(--gold);
  margin: 0 auto 32px auto;
}
.hero-meta {
  font-family: 'JetBrains Mono', monospace;
  font-size: 11px;
  letter-spacing: 0.18em;
  color: var(--muted);
  text-transform: uppercase;
}

/* Two-path chooser on landing page */
.path-chooser {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
  max-width: 1080px;
  margin: 60px auto 80px auto;
  padding: 0 32px;
}
.path-card {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 4px;
  padding: 36px 32px;
  position: relative;
  transition: border-color 0.2s, transform 0.05s;
  display: block;
  cursor: pointer;
}
.path-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0; height: 3px;
  background: var(--gold);
  opacity: 0.4;
}
.path-card:hover {
  border-color: var(--gold);
  text-decoration: none;
  transform: translateY(-2px);
}
.path-card:hover::before { opacity: 1; }
.path-tag {
  font-family: 'JetBrains Mono', monospace;
  font-size: 11px;
  letter-spacing: 0.18em;
  color: var(--gold);
  text-transform: uppercase;
  margin-bottom: 8px;
}
.path-card h2 {
  font-family: 'Cinzel', serif;
  font-size: 28px;
  font-weight: 700;
  letter-spacing: 0.06em;
  color: var(--text);
  margin: 0 0 12px 0;
  text-transform: uppercase;
}
.path-card p {
  color: var(--text-soft);
  font-size: 16px;
  margin: 0 0 18px 0;
  line-height: 1.6;
}
.path-card ul {
  list-style: none;
  padding: 0;
  margin: 0;
  border-top: 1px solid var(--line);
  padding-top: 14px;
}
.path-card li {
  font-family: 'JetBrains Mono', monospace;
  font-size: 12px;
  letter-spacing: 0.04em;
  color: var(--muted);
  padding: 5px 0;
}
.path-card li::before {
  content: '› ';
  color: var(--gold);
}
.path-card-action {
  display: inline-block;
  margin-top: 20px;
  font-family: 'Cinzel', serif;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.18em;
  color: var(--gold);
  text-transform: uppercase;
}

/* Responsive */
@media (max-width: 1100px) {
  .layout { grid-template-columns: 1fr; gap: 24px; }
  .toc { position: static; max-height: none; padding-bottom: 24px; border-bottom: 1px solid var(--line); }
  .path-chooser { grid-template-columns: 1fr; }
}
@media (max-width: 600px) {
  .hero-title { font-size: 36px; }
  .hero-sub { font-size: 17px; }
  .article h1 { font-size: 28px; }
  .article h2 { font-size: 20px; }
  body { font-size: 16px; }
  .brand-bar { padding: 12px 18px; }
  .brand-bar nav { gap: 14px; }
  .layout { padding: 24px 18px 60px 18px; }
}