/* ============================================================
 * banner-core.css — Sovereign Plugin / AlbertLane.net
 * Shared styles: top banner, watermarks, side panel, NKA modal.
 * Load this in <head> before any page-specific CSS.
 *
 * CSS custom properties pages may override in :root:
 *   --watermark-text   Bottom + sub-banner watermark string
 *
 * Albert Lane · AlbertLane.net · SEC No. 17684-273-411-436
 * ============================================================ */

:root {
  --bn-navy:       #1a2e45;
  --bn-navy-light: #2a4a6b;
  --bn-gold:       #b8621a;
  --bn-gold-light: #d4873a;
  --bn-cream:      #faf8f4;
  --bn-ink:        #1c1a18;
  --bn-ink-soft:   #3a3630;
  --bn-ink-muted:  #6b6560;
  --bn-rule:       #d8d0c4;
  --bn-display: 'Palatino Linotype', Palatino, 'Book Antiqua', Georgia, serif;
  --bn-body:    'Gill Sans', 'Gill Sans MT', Calibri, 'Trebuchet MS', Arial, system-ui, sans-serif;
  --bn-mono:    'Cascadia Code', 'Fira Mono', 'Consolas', 'Courier New', monospace;
  --banner-h:          3.2rem;
  --header-clearance:  6.5rem;
  /* Override per page to change both bottom and sub-banner watermarks */
  --watermark-text: "Albert Lane  ·  Gemini  ·  Anthropic's Claude  ·  Digital Fraud Audit Series  ·  SEC No. 17684-273-411-436  ·  AlbertLane.net";
}

/* ── Top banner ──────────────────────────────────────────── */
.pub-banner {
  background: var(--bn-navy);
  color: rgba(255,255,255,0.9);
  font-family: var(--bn-body);
  font-size: clamp(0.62rem, 2vw, 0.82rem);
  line-height: 1.45;
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 1000;
}
.pub-banner-inner {
  display: flex;
  align-items: stretch;
}
.pub-banner-main {
  flex: 1;
  text-align: center;
  padding: 0.45em 0.75em;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 0.1em;
  min-width: 0;
}
.banner-line-1 { font-size: 0.72rem; font-weight: 600; color: rgba(255,255,255,0.92); }
.banner-line-1 em { font-style: italic; color: #f0c88a; }
.banner-line-2 { font-family: var(--bn-mono); font-size: 0.56rem; color: rgba(255,255,255,0.5); letter-spacing: 0.12em; }
.banner-line-3 { font-size: 0.62rem; color: rgba(255,255,255,0.7); }
.banner-line-3 strong { color: #f0a84a; }
.pub-banner a { color: #8bbfe8; text-decoration: none; }
.pub-banner a:hover { color: #f0a84a; text-decoration: underline; }

/* Plugin grid (right side of top banner) */
.pub-banner-plugin {
  flex-shrink: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 0.22em;
  padding: 0.45em 0.75em;
  border-left: 1px solid rgba(255,255,255,0.12);
  background: rgba(255,255,255,0.07);
  position: relative;
  z-index: 1001;
}
.pub-banner-plugin-label {
  font-family: var(--bn-mono);
  font-size: 0.44rem;
  font-weight: 600;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: rgba(150,130,200,0.7);
  white-space: nowrap;
}
.plugin-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.22em 0.3em;
}
.pub-banner-plugin-link {
  display: block;
  font-family: var(--bn-body);
  font-size: 0.6rem;
  font-weight: 600;
  color: #fff !important;
  text-decoration: none !important;
  border: 1px solid rgba(150,130,200,0.3);
  border-radius: 2px;
  padding: 0.18em 0.45em;
  white-space: nowrap;
  cursor: pointer;
  transition: background 0.15s, border-color 0.15s;
  text-align: center;
}
.pub-banner-plugin-link:hover {
  background: rgba(150,130,200,0.18);
  border-color: rgba(150,130,200,0.6);
}
.pub-banner-plugin-link.placeholder {
  color: rgba(255,255,255,0.3) !important;
  border-color: rgba(255,255,255,0.1);
  cursor: default;
  font-style: italic;
}

/* Chapter nav bar (optional inside .pub-banner-main) */
.chapter-nav {
  font-family: var(--bn-body);
  font-size: clamp(0.6rem, 1.8vw, 0.72rem);
  color: rgba(255,255,255,0.7);
  margin-top: 0.28em;
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  align-items: center;
  gap: 0.12em 0.45em;
  line-height: 1.4;
}
.chapter-nav a { color: #8bbfe8; text-decoration: none; border-bottom: 1px solid transparent; white-space: nowrap; transition: color 0.15s, border-color 0.15s; }
.chapter-nav a:hover { color: #f0a84a; border-bottom-color: #f0a84a; }
.chapter-nav .nav-current { color: #fff; font-weight: 600; }
.chapter-nav .nav-sep { color: rgba(255,255,255,0.22); }

/* ── Sub-banner watermark (positioned by banner-loader.js) ── */
#subWatermark {
  position: fixed;
  left: 0; right: 0;
  height: 1.4rem;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--bn-body);
  font-size: 0.46rem;
  font-weight: 500;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: rgba(184,98,26,0.28);
  background: transparent;
  border-bottom: 1px solid rgba(184,98,26,0.1);
  pointer-events: none;
  z-index: 50;
  user-select: none;
  white-space: nowrap;
  overflow: hidden;
}

/* ── Bottom watermark ────────────────────────────────────── */
body::before {
  content: var(--watermark-text);
  position: fixed;
  bottom: 0; left: 0; right: 0;
  height: 1.4rem;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--bn-body);
  font-size: 0.46rem;
  font-weight: 500;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: rgba(184,98,26,0.38);
  background: transparent;
  border-top: 1px solid rgba(184,98,26,0.15);
  pointer-events: none;
  z-index: 50;
  user-select: none;
  white-space: nowrap;
  overflow: hidden;
}

/* ── Left-edge nav tab ───────────────────────────────────── */
.nav-tab {
  position: fixed;
  left: 0; top: 50%;
  transform: translateY(-50%);
  z-index: 980;
  background: var(--bn-navy);
  color: rgba(255,255,255,0.8);
  border: none;
  border-top: 1px solid rgba(255,255,255,0.1);
  border-right: 1px solid rgba(255,255,255,0.08);
  border-bottom: 1px solid rgba(255,255,255,0.1);
  border-left: 3px solid var(--bn-gold);
  border-radius: 0 6px 6px 0;
  padding: 1.2rem 0.5rem;
  cursor: pointer;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.55em;
  box-shadow: 3px 2px 12px rgba(0,0,0,0.22);
  transition: background 0.2s, box-shadow 0.2s;
  -webkit-tap-highlight-color: transparent;
  touch-action: manipulation;
}
.nav-tab:hover { background: var(--bn-navy-light); box-shadow: 3px 2px 18px rgba(0,0,0,0.32); }
.nav-tab-icon { font-size: 1rem; line-height: 1; }
.nav-tab-label {
  writing-mode: vertical-rl;
  transform: rotate(180deg);
  font-family: var(--bn-body);
  font-size: 0.5rem;
  font-weight: 700;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: rgba(255,255,255,0.5);
}

/* ── Overlay (backdrop when sidebar open) ─────────────────── */
.nav-overlay {
  position: fixed; inset: 0;
  background: rgba(0,0,0,0.48);
  z-index: 950;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.3s ease;
}
.nav-overlay.open { opacity: 1; pointer-events: all; }

/* ── Sidebar ─────────────────────────────────────────────── */
.sidebar {
  position: fixed;
  top: 0; left: 0;
  width: 50%;
  min-width: 270px;
  max-width: 440px;
  height: 100%;
  height: 100dvh;
  background: var(--bn-navy);
  z-index: 960;
  transform: translateX(-100%);
  transition: transform 0.32s cubic-bezier(0.4,0,0.2,1);
  display: flex;
  flex-direction: column;
  overflow: hidden;
  border-right: 2px solid rgba(184,98,26,0.4);
  box-shadow: 6px 0 32px rgba(0,0,0,0.35);
}
.sidebar.open { transform: translateX(0); }

.sidebar-header {
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1rem;
  border-bottom: 1px solid rgba(255,255,255,0.1);
  background: rgba(0,0,0,0.14);
}
.sidebar-brand { display: flex; flex-direction: column; gap: 0.12em; }
.sidebar-brand-role {
  font-family: var(--bn-mono);
  font-size: 0.5rem;
  font-weight: 600;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--bn-gold-light);
}
.sidebar-brand-name {
  font-family: var(--bn-display);
  font-size: 0.95rem;
  font-weight: 700;
  color: #fff;
  line-height: 1.2;
}
.sidebar-brand-sub {
  font-family: var(--bn-body);
  font-size: 0.5rem;
  color: rgba(150,130,200,0.7);
  letter-spacing: 0.16em;
  text-transform: uppercase;
}
.sidebar-close {
  background: none;
  border: 1px solid rgba(255,255,255,0.18);
  color: rgba(255,255,255,0.65);
  font-size: 1.15rem;
  line-height: 1;
  padding: 0.28rem 0.55rem;
  cursor: pointer;
  border-radius: 3px;
  -webkit-tap-highlight-color: transparent;
  touch-action: manipulation;
}
.sidebar-close:hover { background: rgba(255,255,255,0.1); color: #fff; }

/* ── Sidebar tools panel (secondary accordion) ───────────── */
.sidebar-tools {
  flex-shrink: 0;
  border-bottom: 1px solid rgba(255,255,255,0.06);
}
.sidebar-tools-toggle {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.5em;
  padding: 0.55rem 1rem;
  background: rgba(150,130,200,0.06);
  border: none;
  cursor: pointer;
  text-align: left;
  transition: background 0.15s;
  -webkit-tap-highlight-color: transparent;
  touch-action: manipulation;
}
.sidebar-tools-toggle:hover { background: rgba(150,130,200,0.12); }
.sidebar-tools-label {
  font-family: var(--bn-mono);
  font-size: 0.52rem;
  font-weight: 600;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: rgba(150,130,200,0.8);
}
.sidebar-tools-chevron {
  color: rgba(150,130,200,0.5);
  font-size: 0.6rem;
  flex-shrink: 0;
  transition: transform 0.22s ease;
}
.sidebar-tools.open .sidebar-tools-chevron { transform: rotate(90deg); }
.sidebar-tools-links {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.28s ease;
  background: rgba(0,0,0,0.1);
}
/* JS sets max-height via scrollHeight when .open */
.sidebar-tool-link {
  display: block;
  font-family: var(--bn-body);
  font-size: 0.68rem;
  color: rgba(255,255,255,0.5);
  text-decoration: none;
  padding: 0.35rem 1rem 0.35rem 1.2rem;
  border-left: 2px solid transparent;
  transition: color 0.15s, border-color 0.15s, background 0.15s;
}
.sidebar-tool-link:hover { color: rgba(150,130,200,0.9); border-left-color: rgba(150,130,200,0.5); background: rgba(255,255,255,0.03); }
.sidebar-tool-link.placeholder { color: rgba(255,255,255,0.2); font-style: italic; cursor: default; }
.sidebar-tool-link.placeholder:hover { color: rgba(255,255,255,0.2); border-left-color: transparent; background: none; }
.sidebar-tool-link:last-child { padding-bottom: 0.5rem; }

/* ── Sidebar body (scrollable series list) ────────────────── */
.sidebar-body {
  flex: 1;
  overflow-y: auto;
  -webkit-overflow-scrolling: touch;
  scrollbar-width: thin;
  scrollbar-color: rgba(150,130,200,0.3) transparent;
}

/* ── Series accordion ────────────────────────────────────── */
.series-accordion { border-bottom: 1px solid rgba(255,255,255,0.06); }
.series-toggle {
  width: 100%;
  display: flex;
  align-items: center;
  gap: 0.5em;
  padding: 0.8rem 1rem 0.65rem;
  background: none;
  border: none;
  cursor: pointer;
  text-align: left;
  transition: background 0.15s;
  -webkit-tap-highlight-color: transparent;
  touch-action: manipulation;
}
.series-toggle:hover { background: rgba(255,255,255,0.04); }
.series-accordion.open .series-toggle { background: rgba(255,255,255,0.03); }
.series-toggle-info { flex: 1; min-width: 0; }
.series-toggle-cat {
  font-family: var(--bn-body);
  font-size: 0.5rem;
  font-weight: 700;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: rgba(255,255,255,0.25);
  display: block;
  margin-bottom: 0.18em;
}
.series-toggle-title {
  font-family: var(--bn-display);
  font-size: 0.82rem;
  font-weight: 600;
  color: rgba(255,255,255,0.75);
  line-height: 1.25;
  display: block;
}
.series-accordion.open .series-toggle-title { color: #fff; }
.series-chevron {
  color: rgba(255,255,255,0.28);
  font-size: 0.65rem;
  flex-shrink: 0;
  transition: transform 0.25s ease, color 0.15s;
}
.series-accordion.open .series-chevron { transform: rotate(90deg); color: var(--bn-gold-light); }
.series-links {
  max-height: 0;
  overflow: hidden;
  /* JS drives max-height via scrollHeight for smooth open/close */
  transition: max-height 0.32s ease;
  background: rgba(0,0,0,0.12);
}
.series-link {
  display: block;
  font-family: var(--bn-body);
  font-size: 0.7rem;
  color: rgba(255,255,255,0.52);
  text-decoration: none;
  padding: 0.4rem 1rem 0.4rem 1.35rem;
  border-left: 2px solid transparent;
  line-height: 1.35;
  transition: color 0.15s, border-color 0.15s, background 0.15s;
}
.series-link:hover { color: #fff; border-left-color: var(--bn-gold); background: rgba(255,255,255,0.04); }
.series-link.current { color: #fff; border-left-color: var(--bn-gold); background: rgba(184,98,26,0.1); font-weight: 600; }
.series-link-tag {
  display: block;
  font-family: var(--bn-mono);
  font-size: 0.52rem;
  color: var(--bn-gold);
  letter-spacing: 0.08em;
  margin-bottom: 0.04em;
}
.series-link-note {
  display: block;
  font-family: var(--bn-body);
  font-size: 0.58rem;
  color: rgba(255,255,255,0.28);
  font-style: italic;
  margin-top: 0.04em;
}
.series-link:last-child { padding-bottom: 0.6rem; }
.series-placeholder-note {
  font-family: var(--bn-body);
  font-size: 0.62rem;
  font-style: italic;
  color: rgba(255,255,255,0.22);
  padding: 0.6rem 1rem 0.7rem 1.35rem;
}

/* ── Sidebar footer ──────────────────────────────────────── */
.sidebar-footer {
  flex-shrink: 0;
  padding: 0.8rem 1rem;
  border-top: 1px solid rgba(255,255,255,0.07);
}
.sidebar-footer-sec {
  font-family: var(--bn-mono);
  font-size: 0.5rem;
  color: rgba(255,255,255,0.18);
  line-height: 1.55;
  margin-bottom: 0.45rem;
}
.sidebar-footer-links { display: flex; flex-direction: column; gap: 0.08rem; }
.sidebar-footer-links a {
  font-family: var(--bn-body);
  font-size: 0.62rem;
  color: #8bbfe8;
  text-decoration: none;
  padding: 0.1rem 0;
}
.sidebar-footer-links a:hover { color: var(--bn-gold-light); }
.sidebar-wm {
  font-family: var(--bn-mono);
  font-size: 0.44rem;
  color: rgba(255,255,255,0.12);
  letter-spacing: 0.04em;
  margin-top: 0.5rem;
  line-height: 1.45;
}
.nka-btn {
  background: none;
  border: none;
  color: rgba(139,191,232,0.7);
  font-family: var(--bn-mono);
  font-size: inherit;
  letter-spacing: inherit;
  cursor: pointer;
  padding: 0;
  text-decoration: underline;
  text-underline-offset: 2px;
  -webkit-tap-highlight-color: transparent;
}
.nka-btn:hover { color: var(--bn-gold-light); }

/* ── NKA modal ───────────────────────────────────────────── */
.nka-modal {
  display: none;
  position: fixed; inset: 0;
  background: rgba(0,0,0,0.72);
  z-index: 9500;
  align-items: center;
  justify-content: center;
  padding: 1rem;
}
.nka-modal.open { display: flex; }
.nka-modal-inner {
  background: var(--bn-cream);
  border-radius: 6px;
  padding: 1.8rem 1.5rem 1.5rem;
  width: min(75vw, 520px);
  max-height: 80vh;
  overflow-y: auto;
  position: relative;
  box-shadow: 0 8px 40px rgba(0,0,0,0.45);
}
.nka-modal-close {
  position: absolute;
  top: 0.75rem; right: 0.75rem;
  background: none;
  border: 1px solid var(--bn-rule);
  font-size: 1.1rem;
  line-height: 1;
  cursor: pointer;
  padding: 0.22rem 0.5rem;
  border-radius: 3px;
  color: var(--bn-ink-muted);
  -webkit-tap-highlight-color: transparent;
}
.nka-modal-close:hover { color: var(--bn-ink); }
.nka-modal-content { font-family: var(--bn-body); font-size: 0.92rem; color: var(--bn-ink); line-height: 1.7; }

/* ── Responsive ──────────────────────────────────────────── */
@media (max-width: 600px) {
  .sidebar { width: 82%; max-width: none; }
  .pub-banner-plugin { padding: 0.35em 0.5em; }
  .pub-banner-plugin-link { font-size: 0.5rem; }
  .pub-banner-plugin-label { font-size: 0.38rem; }
  .banner-line-1 { font-size: 0.62rem; }
  .nka-modal-inner { width: 92vw; padding: 1.4rem 1.1rem 1.1rem; }
}
@media (max-width: 480px) {
  .pub-banner-plugin { display: none; }
}

/* ── Print ───────────────────────────────────────────────── */
@media print {
  body::before { display: none; }
  .pub-banner, .nav-tab, .sidebar, .nav-overlay { display: none; }
  #subWatermark { display: none; }
}