/* =========================================================
   MRSGREN — Dispatch Theme Override
   Apply after style.css to override to dark Dispatch aesthetic.
   ========================================================= */

@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600&display=swap');

/* ── Variables ── */
:root {
  --d-black:      #0A0A08;
  --d-base:       #1A1510;
  --d-elevated:   #1E1A15;
  --d-card-bg:    rgba(255,255,255,0.04);
  --d-card-border:rgba(255,255,255,0.07);
  --d-terra:      #C4764A;
  --d-terra-hover:#D4845A;
  --d-heading:    #E8E0D8;
  --d-body:       #D4CBC0;
  --d-muted:      #8A7D70;
  --d-faint:      #6B6058;
  --d-border:     rgba(255,255,255,0.07);
  --d-nav-h:      64px;

  /* Override the legacy "PLL" palette from style.css so every
     dependent rule (sidebars, quiz cards, headings, badges) auto-flips
     to the Dispatch dark warm aesthetic. */
  --pll-crimson:       #C4764A;
  --pll-crimson-dark:  #B06640;
  --pll-crimson-light: #D4845A;
  --pll-crimson-bg:    rgba(196,118,74,0.10);
  --pll-text:          #E8E0D8;
  --pll-text-secondary:#D4CBC0;
  --pll-text-muted:    #8A7D70;
  --pll-bg:            transparent;
  --pll-bg-light:      rgba(255,255,255,0.03);
  --pll-bg-surface:    rgba(255,255,255,0.04);
  --pll-border:        rgba(255,255,255,0.09);
  --pll-border-light:  rgba(255,255,255,0.06);
}

/* ── Base reset ── */
*, *::before, *::after { box-sizing: border-box; }

html { scroll-behavior: smooth; }

::-webkit-scrollbar { width: 6px; }
::-webkit-scrollbar-track { background: var(--d-black); }
::-webkit-scrollbar-thumb { background: #3A3530; border-radius: 3px; }
::-webkit-scrollbar-thumb:hover { background: #4A4540; }
::selection { background: var(--d-terra); color: #fff; }

body {
  font-family: 'Inter', system-ui, -apple-system, sans-serif !important;
  background-color: var(--d-black) !important;
  color: var(--d-body) !important;
  margin: 0;
  min-height: 100vh;
  overflow-x: hidden;
}

/* ── Background: grid + gradient ── */
body::before {
  content: '';
  position: fixed;
  inset: 0;
  z-index: 0;
  background:
    radial-gradient(ellipse at 50% 50%, transparent 40%, rgba(0,0,0,0.45) 100%),
    radial-gradient(ellipse at 50% 35%, rgba(180,100,50,0.07) 0%, transparent 65%),
    linear-gradient(to right, rgba(180,100,50,0.06) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(180,100,50,0.06) 1px, transparent 1px),
    linear-gradient(to bottom, #0A0A08 0%, #1A1510 100%);
  background-size: 100% 100%, 100% 100%, 40px 40px, 40px 40px, 100% 100%;
  pointer-events: none;
}

body > * { position: relative; z-index: 1; }

/* ── Typography overrides ── */
h1, h2, h3, h4, h5, h6 { color: var(--d-heading) !important; }
p, li, td, th, label, span { color: inherit; }
a { color: var(--d-terra); }
a:hover { color: var(--d-terra-hover); }
strong, b { color: var(--d-heading); }

/* ── Dispatch Nav ── */
.dispatch-nav {
  position: sticky;
  top: 0;
  z-index: 100;
  width: 100%;
  height: var(--d-nav-h);
  background: rgba(10,10,8,0.85);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--d-border);
}

.dispatch-nav-inner {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 40px;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 32px;
}

.dispatch-logo {
  font-size: 15px;
  font-weight: 500;
  color: var(--d-heading) !important;
  letter-spacing: 0.12em;
  text-decoration: none;
  text-transform: uppercase;
  flex-shrink: 0;
}

.dispatch-nav-links {
  display: flex;
  align-items: center;
  gap: 32px;
  list-style: none;
  margin: 0; padding: 0;
}

.dispatch-nav-links a {
  font-size: 14px;
  font-weight: 400;
  color: var(--d-muted) !important;
  text-decoration: none;
  letter-spacing: 0.01em;
  transition: color 0.3s ease;
}
.dispatch-nav-links a:hover { color: var(--d-heading) !important; }

.dispatch-nav-cta {
  background: var(--d-terra);
  color: #F5F0EB !important;
  padding: 9px 20px;
  border-radius: 10px;
  font-size: 13px !important;
  font-weight: 500 !important;
  text-decoration: none;
  transition: background 0.3s ease;
  flex-shrink: 0;
}
.dispatch-nav-cta:hover { background: var(--d-terra-hover) !important; color: #F5F0EB !important; }

.dispatch-hamburger {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 32px; height: 32px;
  background: none; border: none;
  cursor: pointer; padding: 4px;
}
.dispatch-hamburger span {
  display: block;
  width: 100%; height: 1.5px;
  background: var(--d-muted);
  border-radius: 2px;
  transition: all 0.3s ease;
}

/* ── Mobile overlay ── */
.dispatch-nav-overlay {
  display: none;
  position: fixed;
  inset: 0;
  z-index: 200;
  background: rgba(10,10,8,0.97);
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 36px;
}
.dispatch-nav-overlay.open { display: flex; }
.dispatch-nav-overlay a {
  font-size: 22px;
  font-weight: 300;
  color: var(--d-muted) !important;
  text-decoration: none;
  letter-spacing: 0.04em;
  transition: color 0.2s ease;
}
.dispatch-nav-overlay a:hover { color: var(--d-heading) !important; }
.dispatch-nav-overlay-close {
  position: absolute;
  top: 20px; right: 20px;
  background: none; border: none;
  color: var(--d-muted);
  font-size: 28px;
  cursor: pointer;
  line-height: 1; padding: 8px;
}

/* ── Page header band ── */
.dispatch-page-header {
  padding: 48px 40px 0;
  text-align: center;
  max-width: 1200px;
  margin: 0 auto;
}

.dispatch-eyebrow {
  display: inline-block;
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--d-terra);
  border: 1px solid rgba(196,118,74,0.25);
  background: rgba(196,118,74,0.07);
  padding: 5px 14px;
  border-radius: 20px;
  margin-bottom: 12px;
}

.dispatch-page-title {
  font-size: 30px !important;
  font-weight: 400 !important;
  color: var(--d-heading) !important;
  letter-spacing: 0.01em;
  line-height: 1.2;
  margin-bottom: 8px;
}

.dispatch-page-sub {
  font-size: 15px;
  color: var(--d-muted) !important;
  line-height: 1.6;
}

/* ── Card grid ── */
.dispatch-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  padding: 40px 40px 80px;
  max-width: 1200px;
  margin: 0 auto;
}

/* Center an orphan 4th card (only one in the second row) */
.dispatch-grid:has(.dispatch-card:nth-child(4):last-child) .dispatch-card:nth-child(4) {
  grid-column: 2 / 3;
}
/* If a 4th + 5th exist alone in row 2, center them as a pair */
.dispatch-grid:has(.dispatch-card:nth-child(5):last-child) .dispatch-card:nth-child(4) {
  grid-column: 1 / span 1;
  margin-left: calc((100% + 24px) / 2);
}
.dispatch-grid:has(.dispatch-card:nth-child(5):last-child) .dispatch-card:nth-child(5) {
  grid-column: 2 / span 1;
  margin-left: calc((100% + 24px) / 2);
}
@supports not selector(:has(*)) {
  /* Fallback for browsers without :has — last card max-width centered */
  .dispatch-grid .dispatch-card:last-child:nth-child(3n+1) { max-width: none; }
}

.dispatch-card {
  background: var(--d-card-bg);
  border: 1px solid var(--d-card-border);
  border-radius: 20px;
  padding: 32px;
  text-decoration: none !important;
  display: flex;
  flex-direction: column;
  gap: 16px;
  transition: border-color 0.3s ease, background 0.3s ease;
  cursor: pointer;
}
.dispatch-card:hover {
  border-color: rgba(196,118,74,0.22);
  background: rgba(255,255,255,0.06);
}

.dispatch-card-icon { font-size: 28px; line-height: 1; display: block; }
.dispatch-card-icon svg { display: block; }

.dispatch-card-tag {
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--d-terra) !important;
  display: block;
}

.dispatch-card-title {
  font-size: 18px !important;
  font-weight: 500 !important;
  color: var(--d-heading) !important;
  letter-spacing: 0.01em;
  line-height: 1.3;
  margin: 0;
}

.dispatch-card-desc {
  font-size: 14px;
  color: var(--d-muted) !important;
  line-height: 1.6;
  flex: 1;
  margin: 0;
}

.dispatch-card-meta {
  font-size: 13px;
  color: var(--d-faint) !important;
  display: flex;
  align-items: center;
  gap: 10px;
}

.dispatch-card-meta .free { color: var(--d-terra) !important; font-weight: 600; }
.dispatch-card-meta .price { color: var(--d-muted) !important; }

.dispatch-card-arrow {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 13px;
  color: var(--d-faint) !important;
  margin-top: 4px;
  transition: color 0.3s ease;
}
.dispatch-card:hover .dispatch-card-arrow { color: var(--d-terra) !important; }
.dispatch-card-arrow svg { transition: transform 0.3s ease; }
.dispatch-card:hover .dispatch-card-arrow svg { transform: translateX(4px); }

/* ── Dispatch Footer ── */
.dispatch-footer {
  border-top: 1px solid var(--d-border);
  padding: 40px 40px 24px;
  margin-top: auto;
}

.dispatch-footer-inner {
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 16px;
}

.dispatch-footer-brand {
  font-size: 13px;
  font-weight: 500;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--d-heading) !important;
}

.dispatch-footer-links {
  display: flex;
  gap: 20px;
  list-style: none;
  margin: 0; padding: 0;
}

.dispatch-footer-links a {
  font-size: 13px;
  color: var(--d-faint) !important;
  text-decoration: none;
  transition: color 0.2s ease;
}
.dispatch-footer-links a:hover { color: var(--d-muted) !important; }

/* ── Module page content overrides (style.css → dark) ── */

/* Sidebar */
.sidebar,
.sidebar-toggle,
.site-sidebar {
  background: var(--d-elevated, #1E1A15) !important;
  border-color: var(--d-border) !important;
  color: var(--d-body) !important;
}
.sidebar a, .site-sidebar a { color: var(--d-muted) !important; }
.sidebar a:hover, .site-sidebar a:hover { color: var(--d-heading) !important; }
.sidebar a.active, .sidebar a[aria-current] { color: var(--d-terra) !important; }

/* Course cards */
.pll-card {
  background: var(--d-card-bg) !important;
  border: 1px solid var(--d-card-border) !important;
  color: var(--d-body) !important;
  border-radius: 16px !important;
}
.pll-card:hover {
  background: rgba(255,255,255,0.06) !important;
  border-color: rgba(196,118,74,0.22) !important;
}
.pll-card-img {
  display: none !important;
}
.pll-card-title { color: var(--d-heading) !important; }
.pll-card-desc  { color: var(--d-muted) !important; }
.pll-card-category, .pll-card-modality { color: var(--d-faint) !important; }
.pll-card-meta  { color: var(--d-muted) !important; }
.pll-card-meta li { color: var(--d-muted) !important; }
/* FREE / price / sale labels → terracotta */
.pll-card-meta strong,
.pll-card-meta .price-tag,
[style*="color:#a31631"],
[style*="color: #a31631"],
[style*="background:#a31631"],
[style*="background: #a31631"] { color: var(--d-terra) !important; background: rgba(196,118,74,0.12) !important; border-radius: 4px; padding: 1px 6px; }
/* Badge spans (e.g. LIMITED OFFER) */
.pll-card-meta span[style],
.pll-card-body span[style*="background"] { background: rgba(196,118,74,0.15) !important; color: var(--d-terra) !important; border-radius: 4px; }
/* LOCKED state */
.pll-card-meta strong[style*="888"],
.pll-card-meta strong[style*="999"],
.pll-card-meta strong[style*="#888"],
.pll-card-meta strong[style*="#999"] { color: var(--d-faint) !important; background: rgba(255,255,255,0.06) !important; }

/* Content sections */
.pll-page-title, .site-page-title, .page-title-section {
  background: transparent !important;
  color: var(--d-heading) !important;
}
.pll-page-title h1, .site-page-title h1 { color: var(--d-heading) !important; }

/* Filter/results bars */
.pll-filter-bar, .pll-results-bar {
  background: rgba(255,255,255,0.02) !important;
  border-color: var(--d-border) !important;
}
.pll-filter-btn { color: var(--d-muted) !important; background: transparent !important; }
.pll-results-count, .pll-active-filter, .pll-clear-filters { color: var(--d-muted) !important; }

/* General sections */
.site-content, .content-area, .main-content, .page-content {
  background: transparent !important;
}

/* Breadcrumb */
.breadcrumb, .pll-breadcrumb { color: var(--d-faint) !important; }
.breadcrumb a, .pll-breadcrumb a { color: var(--d-terra) !important; }

/* Borders and dividers */
hr, .divider { border-color: var(--d-border) !important; }

/* Inputs */
input, textarea, select {
  background: rgba(255,255,255,0.05) !important;
  border: 1px solid var(--d-border) !important;
  color: var(--d-body) !important;
  border-radius: 8px !important;
}
input::placeholder, textarea::placeholder { color: var(--d-faint) !important; }

/* Buttons */
.pll-newsletter-btn, .btn, button[type="submit"] {
  background: var(--d-terra) !important;
  color: #fff !important;
  border: none !important;
}
.pll-newsletter-btn:hover, .btn:hover, button[type="submit"]:hover {
  background: var(--d-terra-hover) !important;
}

/* Footer */
footer, .pll-footer, .site-footer {
  background: rgba(10,10,8,0.6) !important;
  border-top: 1px solid var(--d-border) !important;
  color: var(--d-faint) !important;
}
footer a, .pll-footer a, .site-footer a { color: var(--d-faint) !important; }
footer a:hover, .pll-footer a:hover { color: var(--d-muted) !important; }

/* Newsletter section */
.pll-newsletter, .newsletter-section {
  background: rgba(196,118,74,0.05) !important;
  border-top: 1px solid rgba(196,118,74,0.12) !important;
}
.pll-newsletter h2 { color: var(--d-heading) !important; }
.pll-newsletter p  { color: var(--d-muted) !important; }
.pll-newsletter-input {
  background: rgba(255,255,255,0.05) !important;
  border: 1px solid var(--d-border) !important;
  color: var(--d-body) !important;
}

/* Pagination */
.pll-pagination .pll-page-num { color: var(--d-muted) !important; }
.pll-pagination .pll-page-num.active { color: var(--d-terra) !important; border-color: var(--d-terra) !important; }

/* Tables */
table { border-color: var(--d-border) !important; color: var(--d-body) !important; }
th { background: rgba(255,255,255,0.04) !important; color: var(--d-heading) !important; }
td { border-color: var(--d-border) !important; }
tr:nth-child(even) { background: rgba(255,255,255,0.02) !important; }

/* Modals / gates */
.email-gate-overlay { background: rgba(10,10,8,0.92) !important; }
.email-gate-box {
  background: var(--d-elevated, #1E1A15) !important;
  border: 1px solid var(--d-border) !important;
}
.email-gate-badge { background: var(--d-terra) !important; color: #fff !important; }

/* CTA buttons → terracotta */
.btn-cta,
.sidebar-cta .btn-cta,
.btn-primary { background: var(--d-terra) !important; color: #fff !important; border-color: var(--d-terra) !important; }
.btn-cta:hover,
.sidebar-cta .btn-cta:hover,
.btn-primary:hover { background: var(--d-terra-hover) !important; border-color: var(--d-terra-hover) !important; }

/* ── Responsive ── */
@media (max-width: 1023px) {
  .dispatch-grid { grid-template-columns: repeat(2, 1fr); }
  .dispatch-grid .dispatch-card:last-child:nth-child(odd) {
    grid-column: 1 / -1;
    max-width: 400px;
    margin: 0 auto;
    width: 100%;
  }
}

@media (max-width: 767px) {
  :root { --d-nav-h: 56px; }
  .dispatch-nav-inner { padding: 0 20px; }
  .dispatch-nav-links, .dispatch-nav-cta { display: none !important; }
  .dispatch-hamburger { display: flex; }
  .dispatch-page-header { padding: 32px 20px 0; }
  .dispatch-grid { grid-template-columns: 1fr; gap: 16px; padding: 24px 20px 60px; }
  .dispatch-grid .dispatch-card:last-child:nth-child(odd) { grid-column: auto; max-width: none; }
  .dispatch-card { padding: 24px; }
  .dispatch-page-title { font-size: 24px !important; }
  .dispatch-footer { padding: 32px 20px 20px; }
  .dispatch-footer-inner { flex-direction: column; align-items: flex-start; gap: 12px; }
}

/* =========================================================
   LEGACY HUB PAGES (biology.html, free-resources.html)
   Make their .site-header / .nav-links / cards / sections
   match the Dispatch aesthetic without changing markup.
   ========================================================= */

/* Site header → blurred dark glass nav */
.site-header {
  background: rgba(10,10,8,0.85) !important;
  border-bottom: 1px solid var(--d-border) !important;
  backdrop-filter: blur(20px) !important;
  -webkit-backdrop-filter: blur(20px) !important;
  position: sticky !important;
  top: 0 !important;
  z-index: 100 !important;
}
.site-header .header-inner {
  max-width: 1200px !important;
  margin: 0 auto !important;
  padding: 0 40px !important;
  height: var(--d-nav-h) !important;
  display: flex !important;
  align-items: center !important;
  justify-content: space-between !important;
  gap: 32px !important;
}
.site-header .logo,
.site-header a.logo {
  font-size: 15px !important;
  font-weight: 500 !important;
  color: var(--d-heading) !important;
  letter-spacing: 0.12em !important;
  text-transform: uppercase !important;
  text-decoration: none !important;
}
.site-header .nav-links a {
  font-size: 14px !important;
  font-weight: 400 !important;
  color: var(--d-muted) !important;
  text-decoration: none !important;
  letter-spacing: 0.01em !important;
  margin: 0 12px !important;
  transition: color .25s ease !important;
}
.site-header .nav-links a:hover { color: var(--d-heading) !important; }
.site-header .nav-links a.active { color: var(--d-terra) !important; }

/* Container/page wrapper — let the body grid show through */
.container, .page-wrapper, .content {
  background: transparent !important;
}

/* Knowledge-check / quiz / checklist cards → soft glass cards */
.knowledge-check,
.quiz-option,
.quiz-question,
.checklist-item,
.kc-question,
.kc-answer,
.pll-study-bridge,
.pll-study-objectives,
.pll-study-hero,
.nih-layout {
  background: var(--d-card-bg) !important;
  border: 1px solid var(--d-card-border) !important;
  border-radius: 14px !important;
  color: var(--d-body) !important;
}
.quiz-question h3 { color: var(--d-heading) !important; }
.quiz-options { gap: 8px !important; }
.quiz-option {
  text-align: left !important;
  padding: 12px 16px !important;
  cursor: pointer !important;
  transition: background .2s ease, border-color .2s ease !important;
}
.quiz-option:hover {
  background: rgba(255,255,255,0.06) !important;
  border-color: rgba(196,118,74,0.25) !important;
}

/* Study-hero: was solid crimson — now subtle terracotta glow card */
.pll-study-hero {
  background:
    linear-gradient(135deg, rgba(196,118,74,0.12), rgba(255,255,255,0.04)) !important;
  border: 1px solid rgba(196,118,74,0.18) !important;
  color: var(--d-body) !important;
  border-radius: 16px !important;
}
.pll-study-hero h1 { color: var(--d-heading) !important; }
.pll-study-hero p,
.pll-study-hero .badge { color: var(--d-body) !important; }
.pll-study-hero .badge {
  background: rgba(255,255,255,0.08) !important;
  border: 1px solid rgba(255,255,255,0.12) !important;
  border-radius: 6px !important;
  padding: 3px 10px !important;
  font-size: 11px !important;
  letter-spacing: 0.14em !important;
  text-transform: uppercase !important;
  color: var(--d-terra) !important;
}

/* Section heading underline — was crimson, now terracotta hairline */
.pll-study-section h2 {
  color: var(--d-heading) !important;
  border-bottom: 1px solid rgba(196,118,74,0.25) !important;
  padding-bottom: 6px !important;
}

/* Quiz section h2 (free-resources) */
.quiz-section h2 {
  color: var(--d-heading) !important;
  border-bottom: 1px solid rgba(196,118,74,0.25) !important;
  padding-bottom: 6px !important;
}
.kc-btn,
.quiz-nav button,
.checklist-check {
  background: var(--d-terra) !important;
  color: #fff !important;
  border: none !important;
  border-radius: 8px !important;
  transition: background .25s ease !important;
}
.kc-btn:hover,
.quiz-nav button:hover { background: var(--d-terra-hover) !important; }

/* Quiz explanation / item descriptions → muted body text */
.quiz-explanation,
.item-desc,
.kc-answer { color: var(--d-muted) !important; }
.item-title,
.item-number { color: var(--d-heading) !important; }

/* Body font safety net (in case style.css forces Source Sans 3 on inner elements) */
body, body * {
  font-family: 'Inter', system-ui, -apple-system, 'Source Sans 3', sans-serif !important;
}
/* Keep monospace where intentional */
code, pre, kbd, samp, .mono { font-family: 'JetBrains Mono', ui-monospace, monospace !important; }

/* Mobile: legacy header */
@media (max-width: 767px) {
  .site-header .header-inner { padding: 0 20px !important; }
  .site-header .nav-links { display: none !important; }
  .site-header .hamburger { display: flex !important; }
}