/* ===========================================================
   God's Prophetical Program — built to match TheGospelVault.com's
   shared stylesheet (colors, fonts, and component classes reused
   directly from the live site's css/style.css where possible).
   =========================================================== */

:root {
  --color-bg: #0f1a24;
  --color-bg-alt: #16283a;
  --color-panel: #1c3145;
  --color-gold: #c9a24b;
  --color-gold-light: #e3c987;
  --color-cream: #f4efe4;
  --color-cream-dim: #cfc7b4;
  --color-border: rgba(201, 162, 75, 0.25);

  --font-heading: "Playfair Display", Georgia, "Times New Roman", serif;
  --font-body: "Source Sans 3", "Segoe UI", Arial, sans-serif;

  --max-width: 1080px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }

body {
  margin: 0;
  background: var(--color-bg);
  color: var(--color-cream);
  font-family: var(--font-body);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

img { max-width: 100%; display: block; }
a { color: var(--color-gold-light); text-decoration: none; }
a:hover { text-decoration: underline; }

h1, h2, h3, h4, h5 {
  font-family: var(--font-heading);
  font-weight: 600;
  color: var(--color-cream);
  line-height: 1.25;
  margin: 0 0 0.5em;
}

p { margin: 0 0 1em; color: var(--color-cream-dim); }

.container { max-width: var(--max-width); margin: 0 auto; padding: 0 24px; }

/* ---------- Header / Nav (mirrors thegospelvault.com/css/style.css) ---------- */
.site-header {
  position: sticky; top: 0; z-index: 50;
  background: rgba(15, 26, 36, 0.92);
  backdrop-filter: blur(6px);
  border-bottom: 1px solid var(--color-border);
}
.site-header .container {
  display: flex; align-items: center; justify-content: space-between;
  padding-top: 16px; padding-bottom: 16px; position: relative;
}
.brand { font-family: var(--font-heading); font-size: 1.35rem; color: var(--color-gold-light); letter-spacing: 0.03em; }
.brand span { color: var(--color-cream); }

.main-nav ul { list-style: none; display: flex; gap: 28px; margin: 0; padding: 0; align-items: center; }
.main-nav a { color: var(--color-cream); font-size: 0.95rem; letter-spacing: 0.02em; }
.main-nav a:hover, .main-nav a.active { color: var(--color-gold-light); text-decoration: none; border-bottom: 1px solid var(--color-gold-light); }

.main-nav .dropdown { position: relative; }
.main-nav .dropdown > summary { list-style: none; cursor: pointer; color: var(--color-cream); font-size: 0.95rem; letter-spacing: 0.02em; display: flex; align-items: center; gap: 5px; }
.main-nav .dropdown > summary::-webkit-details-marker { display: none; }
.main-nav .dropdown > summary::after { content: "▾"; font-size: 0.7em; color: var(--color-gold); }
.main-nav .dropdown[open] > summary, .main-nav .dropdown > summary:hover { color: var(--color-gold-light); }
.main-nav .dropdown-menu {
  display: block; list-style: none; margin: 10px 0 0; padding: 8px 0;
  background: var(--color-panel); border: 1px solid var(--color-border); border-radius: 6px;
  min-width: 240px; max-width: 320px; max-height: 70vh; overflow-y: auto;
}
.main-nav .dropdown-menu li a { display: block; padding: 9px 18px; font-size: 0.88rem; color: var(--color-cream); border-bottom: none; }
.main-nav .dropdown-menu li a:hover { color: var(--color-gold-light); background: rgba(201, 162, 75, 0.08); text-decoration: none; }
.main-nav .dropdown-menu li.pdf-link a { color: var(--color-gold-light); font-weight: 600; border-top: 1px solid var(--color-border); margin-top: 6px; padding-top: 12px; }
@media (min-width: 721px) { .main-nav .dropdown-menu { position: absolute; top: 100%; left: 0; z-index: 60; box-shadow: 0 12px 28px rgba(0,0,0,0.35); } }

.nav-toggle { display: none; background: none; border: 1px solid var(--color-border); color: var(--color-cream); padding: 8px 12px; border-radius: 4px; font-size: 1rem; cursor: pointer; }
@media (max-width: 720px) {
  .main-nav { display: none; }
  .nav-toggle { display: inline-block; }
  .main-nav.open { display: block; position: absolute; top: 100%; left: 0; right: 0; background: var(--color-bg); border-bottom: 1px solid var(--color-border); padding: 12px 24px 20px; }
  .main-nav.open ul { flex-direction: column; align-items: flex-start; gap: 16px; }
  .main-nav .dropdown-menu { border: none; background: transparent; padding-left: 10px; }
}

/* ---------- Page title block ---------- */
.study-meta { text-align: center; color: var(--color-cream-dim); font-size: 0.82rem; max-width: 680px; margin: 0 auto 8px; }
.page-hero { padding: 56px 0 8px; text-align: center; }
.page-hero .eyebrow { color: var(--color-gold); text-transform: uppercase; letter-spacing: 0.16em; font-size: 0.8rem; margin-bottom: 14px; }
.page-hero h1 { font-size: clamp(1.7rem, 3.4vw, 2.5rem); max-width: 820px; margin: 0 auto 16px; }
.page-hero p.lead { max-width: 680px; margin: 0 auto 8px; font-size: 1.02rem; }

/* Jump-to-section dropdown, reusing the nav dropdown component */
.jump-wrap { text-align: center; margin: 22px 0 44px; }
.jump-wrap details {
  display: inline-block; text-align: left; position: relative;
  background: var(--color-panel); border: 1px solid var(--color-border); border-radius: 6px;
}
.jump-wrap summary {
  list-style: none; cursor: pointer; padding: 10px 20px; color: var(--color-gold-light);
  font-size: 0.85rem; text-transform: uppercase; letter-spacing: 0.08em; display: flex; align-items: center; gap: 8px;
}
.jump-wrap summary::-webkit-details-marker { display: none; }
.jump-wrap summary::after { content: "▾"; color: var(--color-gold); }
.jump-menu {
  list-style: none; margin: 0; padding: 8px 0; position: absolute; top: 100%; left: 0; z-index: 45;
  background: var(--color-panel); border: 1px solid var(--color-border); border-radius: 6px;
  min-width: 340px; max-width: 420px; max-height: 60vh; overflow-y: auto; box-shadow: 0 14px 30px rgba(0,0,0,.4);
}
.jump-menu .group-label { padding: 10px 18px 4px; font-size: 0.7rem; text-transform: uppercase; letter-spacing: 0.1em; color: var(--color-gold); opacity: .85; }
.jump-menu li a { display: block; padding: 7px 18px; font-size: 0.86rem; color: var(--color-cream); }
.jump-menu li a:hover { color: var(--color-gold-light); background: rgba(201,162,75,.08); text-decoration: none; }
.jump-menu li a.current { color: var(--color-gold-light); font-weight: 600; }
.jump-menu li.pdf-link a { color: var(--color-gold-light); font-weight: 600; border-top: 1px solid var(--color-border); margin-top: 6px; padding-top: 10px; }

/* ---------- Commentary body (main content column) ---------- */
.commentary-body { max-width: 760px; margin: 0 auto; padding: 0 24px 20px; }
.commentary-body p { color: var(--color-cream-dim); margin-bottom: 16px; }
.commentary-body h2 {
  color: var(--color-gold-light); font-size: 1.55rem; margin: 48px 0 16px; padding-top: 22px;
  border-top: 1px solid var(--color-border);
}
.commentary-body h2:first-child { border-top: none; padding-top: 0; margin-top: 0; }
.commentary-body h3 { color: var(--color-gold-light); font-size: 1.28rem; margin: 36px 0 14px; }
.commentary-body h4 { color: var(--color-cream); font-size: 1.03rem; margin: 24px 0 10px; }
.commentary-body h5 { color: var(--color-gold); font-size: 0.85rem; text-transform: uppercase; letter-spacing: 0.06em; margin: 18px 0 8px; font-style: italic; }

.commentary-body blockquote {
  font-family: var(--font-heading); font-style: italic; color: var(--color-gold-light);
  border-left: 3px solid var(--color-gold); padding-left: 20px; margin: 24px 0; font-size: 1.05rem;
}
.commentary-body blockquote cite {
  display: block; font-style: normal; font-family: var(--font-body); font-weight: 600;
  color: var(--color-cream); font-size: 0.82rem; text-transform: uppercase; letter-spacing: .05em; margin-bottom: 6px;
}
.commentary-body sup a { font-size: 0.68rem; color: var(--color-gold); font-weight: 600; }

.commentary-body ul.doclist { margin: 0 0 18px; padding-left: 1.35em; color: var(--color-cream-dim); }
.commentary-body ul.doclist li { margin: 0 0 9px; }

/* Callout / application cards */
.app-card { max-width: 760px; margin: 0 auto 26px; background: var(--color-panel); border: 1px solid var(--color-border); border-left: 3px solid var(--color-gold); border-radius: 6px; padding: 20px 26px; }
.app-card .label { display: block; font-style: normal; color: var(--color-gold); text-transform: uppercase; letter-spacing: 0.1em; font-size: 0.7rem; margin-bottom: 8px; font-family: var(--font-body); font-weight: 600; }
.app-card p { color: var(--color-cream); font-style: italic; margin: 0; }
.app-card.callout-quote { border-left-color: var(--color-gold-light); }

/* Tables */
.study-table-wrap { overflow-x: auto; margin: 0 auto 30px; max-width: 100%; border: 1px solid var(--color-border); border-radius: 6px; }
.study-table { width: 100%; border-collapse: collapse; font-size: 0.85rem; }
.study-table th, .study-table td { border-bottom: 1px solid var(--color-border); padding: 10px 14px; text-align: left; vertical-align: top; color: var(--color-cream-dim); }
.study-table th { background: var(--color-bg-alt); color: var(--color-gold-light); font-weight: 600; font-size: 0.78rem; text-transform: uppercase; letter-spacing: 0.04em; }
.study-table tr:last-child td { border-bottom: none; }

/* Endnotes list */
.endnotes { max-width: 760px; margin: 0 auto; font-size: 0.85rem; color: var(--color-cream-dim); }
.endnotes ol, .endnotes ul { padding-left: 0; list-style: none; }
.endnotes li { margin-bottom: 12px; padding-bottom: 12px; border-bottom: 1px solid var(--color-border); }
.endnotes li .en-num { color: var(--color-gold-light); font-weight: 700; margin-right: 6px; }

/* Prev/next footer nav (matches .devo-nav) */
.devo-nav { max-width: 760px; margin: 48px auto 0; display: flex; justify-content: space-between; gap: 16px; flex-wrap: wrap; border-top: 1px solid var(--color-border); padding: 24px 24px 0; }
.devo-nav a { font-size: 0.9rem; color: var(--color-cream); max-width: 46%; }
.devo-nav a:hover { color: var(--color-gold-light); }
.devo-nav .lbl { display: block; font-size: 0.72rem; text-transform: uppercase; letter-spacing: 0.08em; color: var(--color-gold); margin-bottom: 4px; }
.devo-nav .next { text-align: right; margin-left: auto; }

.study-download { text-align: center; margin: 0 auto 40px; }
.study-download .btn { display: inline-block; padding: 13px 30px; border-radius: 3px; font-size: 0.95rem; letter-spacing: 0.03em; border: 1px solid var(--color-gold); background: var(--color-gold); color: var(--color-bg); font-weight: 600; }
.study-download .btn:hover { background: var(--color-gold-light); text-decoration: none; }

/* ---------- Index / landing page (mirrors Vault 3 index) ---------- */
.hero { padding: 64px 0 40px; text-align: center; background: radial-gradient(ellipse at top, rgba(201,162,75,0.10), transparent 60%), var(--color-bg); border-bottom: 1px solid var(--color-border); }
.hero .eyebrow { color: var(--color-gold); text-transform: uppercase; letter-spacing: 0.18em; font-size: 0.8rem; margin-bottom: 18px; }
.hero h1 { font-size: clamp(2rem, 4.6vw, 3.1rem); max-width: 780px; margin: 0 auto 20px; }
.hero p.lead { max-width: 640px; margin: 0 auto 28px; font-size: 1.08rem; }
.hero blockquote { font-family: var(--font-heading); font-style: italic; color: var(--color-gold-light); font-size: 1.15rem; max-width: 560px; margin: 0 auto; }
.hero blockquote cite { display: block; font-style: normal; color: var(--color-cream-dim); font-size: 0.85rem; margin-top: 8px; }

section { padding: 56px 0; }
.section-alt { background: var(--color-bg-alt); }
.section-heading { text-align: center; max-width: 640px; margin: 0 auto 40px; }
.section-heading .eyebrow { color: var(--color-gold); text-transform: uppercase; letter-spacing: 0.16em; font-size: 0.78rem; margin-bottom: 12px; display: block; }

.grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); gap: 24px; }
.card { background: var(--color-panel); border: 1px solid var(--color-border); border-radius: 6px; padding: 26px; }
.card .tag { display: inline-block; color: var(--color-gold); font-size: 0.75rem; text-transform: uppercase; letter-spacing: 0.12em; margin-bottom: 10px; }
.card h3 { margin-bottom: 8px; text-wrap: balance; font-size: 1.1rem; }
.card p { font-size: 0.9rem; margin: 0; }
a.card { display: block; transition: border-color .15s ease, transform .15s ease, background .15s ease, box-shadow .15s ease; }
a.card:hover { border-color: var(--color-gold); background: var(--color-bg-alt); transform: translateY(-3px); box-shadow: 0 10px 24px rgba(0,0,0,.28); text-decoration: none; }
a.card:hover h3 { color: var(--color-gold-light); }

.btn { display: inline-block; padding: 13px 30px; border-radius: 3px; font-size: 0.95rem; letter-spacing: 0.03em; border: 1px solid var(--color-gold); transition: background .15s ease, color .15s ease; cursor: pointer; }
.btn-primary { background: var(--color-gold); color: var(--color-bg); font-weight: 600; }
.btn-primary:hover { background: var(--color-gold-light); text-decoration: none; }

/* ---------- Footer (mirrors site-footer) ---------- */
.site-footer { border-top: 1px solid var(--color-border); padding: 40px 0; text-align: center; color: var(--color-cream-dim); font-size: 0.85rem; }
.site-footer nav ul { list-style: none; display: flex; justify-content: center; gap: 22px; padding: 0; margin: 0 0 16px; flex-wrap: wrap; }
.site-footer nav a { color: var(--color-cream-dim); font-size: 0.85rem; }
.site-footer nav a:hover { color: var(--color-gold-light); }
.site-footer .attribution { margin-top: 10px; font-size: 0.78rem; opacity: .75; }

@media (max-width: 720px) {
  .commentary-body, .devo-nav, .endnotes { padding-left: 20px; padding-right: 20px; }
  section { padding: 40px 0; }
}