/* -------------------------------------------------------
   HARBOR-DELTA DESIGN SYSTEM
   delta-components.css  (v1.2)
   Purpose: Cards, callouts, buttons, popups, micro-utilities,
            DI module geometry, unified module system
-------------------------------------------------------- */


/* ============================================================
   1. ARTICLE CONTAINER — CORE
   ============================================================ */

.article-container {
  max-width: var(--delta-max-width);
  margin-inline: auto;
  padding: var(--delta-space-5);

  line-height: 1.6;
  color: var(--delta-color-fg);
  background: var(--page-canvas-bg);

  border-radius: var(--radius-md);
  box-shadow: var(--shadow-sm);

  display: block;
}

/* Vertical rhythm */
.article-container > * + * {
  margin-top: var(--delta-space-4);
}

.article-header   { margin-bottom: var(--delta-space-4); }
.article-body     { font-size: 1rem; }
.article-footer   { margin-top: var(--delta-space-5); font-size: 0.9rem; color: var(--delta-color-muted); }

.article-meta {
  font-size: 0.875rem;
  color: var(--delta-color-muted);
  border-bottom: 1px solid var(--delta-color-border);
  padding-bottom: var(--delta-space-2);
  margin-bottom: var(--delta-space-4);
}

/* Width variants */
.article-container--wide   { max-width: 1100px; }
.article-container--narrow { max-width: 680px; }
.article-container--full   { max-width: none; }

.article-container[data-article-theme] {
  border-left: 4px solid transparent;
}


/* ============================================================
   2. CARD COMPONENT
   ============================================================ */

.delta-card {
  background: var(--color-surface);
  border-radius: var(--radius-md);
  padding: var(--delta-space-5);
  box-shadow: var(--shadow-sm), var(--shadow-md);
  border: 1px solid var(--color-divider);
  margin-bottom: var(--delta-space-6);
}

.delta-card h2 { margin-bottom: var(--delta-space-3); font-family: var(--font-heading); }
.delta-card p  { margin-bottom: var(--delta-space-3); }


/* ============================================================
   3. CALLOUT COMPONENT
   ============================================================ */

.delta-callout {
  background: var(--color-primary-light);
  border-left: 4px solid var(--color-primary);
  padding: var(--delta-space-4);
  border-radius: var(--radius-sm);
  margin-bottom: var(--delta-space-5);
  color: var(--neutral-900);
}

.delta-callout strong { color: var(--color-primary-dark); }


/* ============================================================
   4. BUTTONS
   ============================================================ */

.delta-btn {
  display: inline-block;
  padding: var(--delta-space-2) var(--delta-space-4);
  border-radius: var(--radius-sm);
  background: var(--color-primary);
  color: #fff;
  font-weight: 600;
  transition: background 0.2s ease, box-shadow 0.2s ease;
}

.delta-btn:hover {
  background: var(--color-primary-dark);
  box-shadow: var(--shadow-sm), var(--shadow-md);
}

.delta-btn-outline {
  background: transparent;
  border: 2px solid var(--color-primary);
  color: var(--color-primary);
}

.delta-btn-outline:hover {
  background: var(--color-primary-light);
}


/* ============================================================
   5. MICRO-UTILITIES
   ============================================================ */

.delta-pad-sm { padding: var(--delta-space-2); }
.delta-pad-md { padding: var(--delta-space-4); }
.delta-pad-lg { padding: var(--delta-space-6); }

.delta-mb-sm { margin-bottom: var(--delta-space-2); }
.delta-mb-md { margin-bottom: var(--delta-space-4); }
.delta-mb-lg { margin-bottom: var(--delta-space-6); }

.delta-text-center { text-align: center; }
.delta-text-right  { text-align: right; }


/* ============================================================
   6. POPUP MODULE (Narrow + Wide)
   ============================================================ */

.delta-popup {
  position: relative;
  background: var(--color-surface);
  border-radius: var(--radius-md);
  padding: var(--delta-space-4);
  box-shadow: var(--shadow-lg);
  border: 1px solid var(--color-divider);
  max-width: 480px;
}

.delta-popup-wide { max-width: 720px; }

.delta-popup h3 { margin-bottom: var(--delta-space-3); font-family: var(--font-heading); }
.delta-popup p  { margin-bottom: var(--delta-space-3); }


/* ============================================================
   7. POPUP TRIGGER
   ============================================================ */

.delta-trigger {
  color: var(--color-accent);
  cursor: pointer;
  transition: color 0.2s ease;
}

.delta-trigger:hover { color: var(--color-primary); }


/* ============================================================
   8. ACCENT BARS / DIVIDERS
   ============================================================ */

.delta-accent {
  height: 4px;
  background: var(--color-primary);
  border-radius: var(--radius-sm);
  margin-bottom: var(--delta-space-4);
}

/* ============================================================
   9. INLINE TAGS
   ============================================================ */

.delta-tag {
  display: inline-block;
  padding: var(--delta-space-1) var(--delta-space-2);
  background: var(--color-primary-light);
  color: var(--color-primary-dark);
  border-radius: var(--radius-sm);
  font-size: var(--font-size-sm);
  margin-right: var(--delta-space-2);
}

/* ============================================================
   10. TABLE WRAPPER
   ============================================================ */

.delta-table-wrapper {
  overflow-x: auto;
  margin: var(--delta-space-5) 0;
  border: 1px solid #dce1e8;
  border-radius: 10px;
  background: #fbfbfd;
}

/* ============================================================
   11. SIGNATURE COMPONENT
   ============================================================ */

.signature {
  text-align: center;
  margin: var(--space-xl) 0;
}

.signature-logo    { margin: var(--space-md) 0 var(--space-sm); }
.signature-tagline { font-size: 0.85rem; margin: var(--space-sm) 0 var(--space-md); }

/* ============================================================
   12. BACK TO TOP BUTTON
   ============================================================ */

#backToTop {
  position: fixed;
  bottom: 30px;
  right: 30px;
  padding: 10px 18px;
  font-family: sans-serif;
  font-size: 14px;
  background: #222;
  color: #fff;
  border: none;
  border-radius: 6px;
  cursor: pointer;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.3s ease;
  z-index: 9999;
}

#backToTop.show  { opacity: 0.9; pointer-events: auto; }
#backToTop:hover { opacity: 1; }

/* ============================================================
   13. FLEX CENTER UTILITY
   ============================================================ */

.u-center {
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
}

/* ============================================================
   14. BADGE MODULES
   ============================================================ */

.badge-new {
  background: #ffeb3b;
  color: #000;
  padding: 2px 6px;
  font-size: 0.65rem;
  border-radius: 4px;
  font-weight: 700;
  margin-right: 6px;
  letter-spacing: 0.5px;
  box-shadow: 0 0 0 1px rgba(0, 0, 0, 0.15);
}

.badge-updated {
  background: #000;
  color: #fff;
  padding: 2px 6px;
  font-size: 0.65rem;
  border-radius: 4px;
  font-weight: 700;
  margin-right: 6px;
  letter-spacing: 0.5px;
  box-shadow: 0 0 8px 3px #ffeb3b;
}

.badge-alert {
  background: rgb(180, 11, 14);
  color: #fff;
  padding: 2px 6px;
  font-size: 0.65rem;
  border-radius: 4px;
  font-weight: 700;
  margin-right: 6px;
  letter-spacing: 0.5px;
  box-shadow: 0 0 8px 3px #ffeb3b;
}

.badge-special {
  background: #b08d57;
  color: #fff;
  padding: 2px 6px;
  font-size: 0.65rem;
  border-radius: 4px;
  font-weight: 700;
  margin-right: 6px;
  letter-spacing: 0.5px;
  box-shadow: 0 0 6px 2px rgba(176, 141, 87, 0.45);
}

/* ============================================================
   15. UNIFIED MODULE SYSTEM (module-prune v1.2)
   ============================================================ */

.module {
  background: var(--color-surface);
  border: var(--border-default);
  border-radius: var(--radius-medium);

  padding: var(--space-5);
  margin-bottom: var(--space-7);

  max-width: var(--width-content);
  margin-left: auto;
  margin-right: auto;

  font-family: var(--font-body);

  /* Prevent margin-collapsing */
  display: flow-root;
}

/* Module title */
.module-title {
  font-size: 1.35rem;
  font-weight: 700;
  margin-top: var(--space-3);
  margin-bottom: var(--space-3);
  background-color: #eef2f7;
  padding: 0.25rem 0.5rem;
  border-radius: 4px;
}

/* Module links */
.module a {
  color: var(--color-link);
  text-decoration: none;
}

.module a:hover {
  color: var(--color-link-hover-strong);
  text-decoration: underline;
}

.module + .module {
  margin-top: var(--space-7);
}

.module {
  line-height: 1.50;
}

/* ============================================================
   Delta Prime — Header & Footer Components
   ============================================================ */

/* ---------- Root Tokens ---------- */
:root {
  --dl-header-bg: var(--delta-surface-1, #f7f9fa);
  --dl-header-text: var(--delta-text-strong, #1a1f24);
  --dl-header-border: var(--delta-border-soft, #d9dee2);

  --dl-footer-bg: var(--delta-surface-0, #ffffff);
  --dl-footer-text: var(--delta-text-muted, #4a4f55);
  --dl-footer-border: var(--delta-border-soft, #d9dee2);

  --dl-radius: var(--delta-radius-md, 10px);
  --dl-pad-y: var(--delta-space-lg, 1.5rem);
  --dl-pad-x: var(--delta-space-md, 1rem);
}

/* ---------- Header ---------- */
.dl-header {
  background: var(--dl-header-bg);
  color: var(--dl-header-text);
  padding: var(--dl-pad-y) var(--dl-pad-x);
  border-radius: var(--dl-radius);
  border: 1px solid var(--dl-header-border);
  text-align: center;
  margin-bottom: var(--delta-space-xl, 2rem);
}

.dl-header h1 {
  font-size: var(--delta-font-xxl, 2rem);
  margin-bottom: var(--delta-space-sm, 0.5rem);
  font-weight: 600;
}

.dl-header p {
  font-size: var(--delta-font-md, 1.1rem);
  color: var(--delta-text-muted, #4a4f55);
  margin: 0;
}

/* ---------- Footer ---------- */
.dl-footer {
  background: var(--dl-footer-bg);
  color: var(--dl-footer-text);
  padding: var(--dl-pad-y) var(--dl-pad-x);
  border-radius: var(--dl-radius);
  border: 1px solid var(--dl-footer-border);
  text-align: center;
  margin-top: var(--delta-space-xl, 2rem);
  font-size: var(--delta-font-sm, 0.95rem);
}

/* Small variant (text-xs) */
.dl-footer-xs {
  font-size: var(--delta-font-xs, 0.8rem);
  opacity: 0.85;
}

/* ============================================================
   Theoglossary — Delta Prime Adaptation Components
   ============================================================ */

/* ---------- Header Variant ---------- */
.theoglossary-header {
  /* dl-header provides geometry; this adds identity */
  color: var(--delta-text-strong);
  font-variant: small-caps;
  letter-spacing: 0.5px;
}

.theoglossary-header h1 {
  font-size: var(--delta-font-xxl);
  margin-bottom: var(--delta-space-xs);
}

.theoglossary-header p {
  font-size: var(--delta-font-md);
  color: var(--delta-text-muted);
}

/* ---------- Scripture Banner ---------- */
.tg-banner {
  background: var(--delta-surface-1);
  border-left: 4px solid var(--chronicle-bronze, #b08d57);
  padding: var(--delta-space-lg) var(--delta-space-md);
  margin-bottom: var(--delta-space-xl);
  border-radius: var(--delta-radius-md);
}

.tg-banner-verse {
  font-size: var(--delta-font-lg);
  font-weight: 600;
  margin-bottom: var(--delta-space-xs);
  color: var(--delta-text-strong);
}

.tg-banner-ref {
  font-size: var(--delta-font-sm);
  color: var(--delta-text-muted);
  margin: 0;
}

/* ---------- Navigation Bar ---------- */
.tg-nav {
  display: flex;
  gap: var(--delta-space-lg);
  justify-content: center;
  margin: var(--delta-space-lg) 0;
  padding-bottom: var(--delta-space-sm);
  border-bottom: 1px solid var(--delta-border-soft);
}

.tg-nav a {
  font-size: var(--delta-font-md);
  color: var(--delta-text-strong);
  text-decoration: none;
  font-variant: small-caps;
  letter-spacing: 0.4px;
  padding: var(--delta-space-xs) var(--delta-space-sm);
}

.tg-nav a:hover {
  text-decoration: underline;
  text-decoration-thickness: 2px;
  text-underline-offset: 3px;
  color: var(--chronicle-bronze, #b08d57);
}

/* ---------- Term List ---------- */
.tg-list {
  list-style: none;
  padding: 0;
  margin: var(--delta-space-xl) 0;
}

.tg-term {
  font-size: var(--delta-font-md);
  padding: var(--delta-space-sm) 0;
  border-bottom: 1px solid var(--delta-border-soft);
  color: var(--delta-text-strong);
}

.tg-term:last-child {
  border-bottom: none;
}

/* ---------- Footer Variant ---------- */
.theoglossary-footer {
  font-variant: small-caps;
  letter-spacing: 0.4px;
  color: var(--delta-text-muted);
}

.dl-header {
  background-color: var(--delta-surface-1) !important;
  color: var(--delta-text-strong) !important;
  padding: var(--delta-space-xl) var(--delta-space-lg) !important;
  border-radius: var(--delta-radius-lg) !important;
}

.dl-footer {
  background-color: var(--delta-surface-1) !important;
  color: var(--delta-text-muted) !important;
  padding: var(--delta-space-lg) !important;
  border-radius: var(--delta-radius-md) !important;
}

/* ---------------------------------------------------------
   Delta Prime Brand Header Component
   For index.html (Harbor Lighthouse)
--------------------------------------------------------- */

.dl-brand-header {
  background: var(--surface-1);
  border-radius: var(--radius-xl);
  padding: var(--space-xl) var(--space-lg);
  margin-block: var(--space-xl);
  box-shadow: var(--shadow-md);
  border: 1px solid var(--border-strong);
}

.dl-brand-title {
  font-family: "Georgia", serif;
  font-size: 2.4rem;
  font-weight: 600;
  color: var(--brand-blue);
  margin: 0;
  line-height: 1.2;
}

.dl-brand-subtitle {
  font-family: var(--font-sans);
  font-size: 1.25rem;
  color: var(--brand-gold);
  margin-top: var(--space-xs);
  margin-bottom: 0;
  opacity: 0.9;
}

.dl-brand-divider {
  height: 3px;
  width: 100%;
  background: linear-gradient(
    to right,
    var(--brand-gold),
    transparent
  );
  border-radius: var(--radius-sm);
  margin-top: var(--space-md);
  margin-bottom: var(--space-md);
}

.dl-brand-welcome {
  font-family: var(--font-sans);
  font-size: 1.1rem;
  color: var(--text-2);
  margin: 0;
  line-height: 1.5;
}

/* ---------------------------------------------------------
   Delta Prime Footer
--------------------------------------------------------- */

.dl-footer {
  background: var(--surface-2);
  padding: var(--space-lg) var(--space-md);
  margin-top: var(--space-xl);
  border-top: 1px solid var(--border-strong);
  text-align: center;
  font-family: var(--font-sans);
  color: var(--text-2);
  border-radius: var(--radius-lg);
}

.dl-section-title {
  font-family: var(--font-sans);
  font-size: 1.4rem;
  margin-bottom: var(--space-sm);
  color: var(--text-1);
}

.dl-footer-tagline {
  text-align: center;
  font-family: var(--font-sans);
  font-size: 0.95rem;
  color: var(--text-2);
  margin-top: var(--space-lg);
  margin-bottom: var(--space-md);
  opacity: 0.85;
}

/* Dock-Blue Link Styling */
a {
  color: var(--brand-blue);
  text-decoration: none;
}

a:hover {
  color: var(--brand-gold);
  text-decoration: underline;
}