/*
 * Maritime Nexus Academy — design system
 * All rules scoped under .mn-academy so nothing collides with the main
 * site's /css/style.css or Bootstrap. Mobile-first, no framework dependency
 * (works standalone even if Bootstrap isn't loaded on the page).
 */

.mn-academy {
  --mn-navy:        #0b1f3a;
  --mn-navy-deep:   #071527;
  --mn-navy-light:  #16345f;
  --mn-white:       #ffffff;
  --mn-charcoal:    #2b2e33;
  --mn-charcoal-60: rgba(43, 46, 51, 0.6);
  --mn-gold:        #b8912f;
  --mn-gold-light:  #d9b969;
  --mn-gray-50:     #f7f8fa;
  --mn-gray-100:    #eef0f3;
  --mn-gray-200:    #dde1e6;
  --mn-gray-400:    #9aa2ad;

  --mn-risk-low:      #2e6b3e;
  --mn-risk-medium:   #97731a;
  --mn-risk-high:     #a14a1e;
  --mn-risk-critical: #8a2323;

  --mn-radius: 4px;
  --mn-shadow: 0 1px 3px rgba(11, 31, 58, 0.08), 0 1px 2px rgba(11, 31, 58, 0.06);
  --mn-max-width: 960px;

  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  color: var(--mn-charcoal);
  line-height: 1.55;
  background: var(--mn-gray-50);
  padding: 2rem 1.25rem 4rem;
}

.mn-academy * { box-sizing: border-box; }

.mn-academy a { color: var(--mn-navy-light); text-decoration: none; }
.mn-academy a:hover { color: var(--mn-gold); text-decoration: underline; }

.mn-academy h1, .mn-academy h2, .mn-academy h3, .mn-academy h4 {
  font-weight: 600;
  color: var(--mn-navy-deep);
  line-height: 1.25;
  margin: 0 0 0.75rem;
}

.mn-academy h1 { font-size: 1.75rem; }
.mn-academy h2 { font-size: 1.4rem; }
.mn-academy h3 { font-size: 1.15rem; }
.mn-academy p { margin: 0 0 1rem; }

.mn-container {
  max-width: var(--mn-max-width);
  margin: 0 auto;
}

/* ---------- Breadcrumb / course header ---------- */
.mn-course-header { max-width: var(--mn-max-width); margin: 0 auto 2rem; }

.mn-breadcrumb {
  font-size: 0.8rem;
  color: var(--mn-gray-400);
  margin-bottom: 0.75rem;
}
.mn-breadcrumb a { color: var(--mn-charcoal-60); }
.mn-breadcrumb span[aria-hidden] { margin: 0 0.4rem; }
.mn-breadcrumb-current { color: var(--mn-navy); font-weight: 600; }

.mn-module-eyebrow {
  text-transform: uppercase;
  letter-spacing: 0.08em;
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--mn-gold);
  margin-bottom: 0.35rem;
}

.mn-page-title { margin-bottom: 1rem; }

/* ---------- Progress bar ---------- */
.mn-progress-track {
  position: relative;
  background: var(--mn-gray-200);
  border-radius: 999px;
  height: 8px;
  margin: 1rem 0 0.4rem;
  overflow: hidden;
}
.mn-progress-fill {
  background: linear-gradient(90deg, var(--mn-navy), var(--mn-gold));
  height: 100%;
  transition: width 0.3s ease;
}
.mn-progress-label {
  display: block;
  font-size: 0.75rem;
  color: var(--mn-gray-400);
}

/* ---------- Cards / sections ---------- */
.mn-card {
  background: var(--mn-white);
  border: 1px solid var(--mn-gray-200);
  border-radius: var(--mn-radius);
  box-shadow: var(--mn-shadow);
  padding: 1.5rem;
  margin-bottom: 1.5rem;
  max-width: var(--mn-max-width);
  margin-left: auto;
  margin-right: auto;
}

.mn-card-lesson { border-left: 3px solid var(--mn-navy); }
.mn-card-example { border-left: 3px solid var(--mn-gold); background: var(--mn-gray-50); }
.mn-card-case-study { border-left: 3px solid var(--mn-risk-high); }
.mn-card-case-study .mn-eyebrow-tag {
  display: inline-block; font-size: 0.75rem; font-weight: 700; text-transform: uppercase;
  letter-spacing: 0.05em; color: var(--mn-risk-high); margin-bottom: 0.5rem;
}
.mn-card-case-study .mn-disclaimer {
  font-size: 0.85rem; color: var(--mn-charcoal-60); font-style: italic; margin-top: 1rem;
  padding-top: 0.75rem; border-top: 1px solid var(--mn-gray-200);
}

/* ---------- Diagrams (SVG flowcharts / ownership charts) ---------- */
.mn-diagram { max-width: var(--mn-max-width); margin: 1.25rem auto; }
.mn-diagram svg { width: 100%; height: auto; display: block; }
.mn-diagram-caption { font-size: 0.8rem; color: var(--mn-charcoal-60); text-align: center; margin-top: 0.5rem; }

/* ---------- Buttons ---------- */
.mn-btn {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  font-size: 0.9rem;
  font-weight: 600;
  padding: 0.6rem 1.1rem;
  border-radius: var(--mn-radius);
  border: 1px solid transparent;
  cursor: pointer;
  text-decoration: none !important;
}
.mn-btn-primary { background: var(--mn-navy); color: var(--mn-white) !important; }
.mn-btn-primary:hover { background: var(--mn-navy-light); }
.mn-btn-gold { background: var(--mn-gold); color: var(--mn-navy-deep) !important; }
.mn-btn-gold:hover { background: var(--mn-gold-light); }
.mn-btn-ghost { background: transparent; color: var(--mn-navy) !important; border-color: var(--mn-gray-200); }
.mn-btn-ghost:hover { border-color: var(--mn-navy); }
.mn-btn:disabled, .mn-btn[aria-disabled="true"] { opacity: 0.5; cursor: not-allowed; pointer-events: none; }

/* ---------- MicroApp card ---------- */
.mn-microapp-card {
  background: var(--mn-navy-deep);
  color: var(--mn-white);
  border-radius: var(--mn-radius);
  padding: 1.5rem;
  margin: 1.5rem auto;
  max-width: var(--mn-max-width);
  position: relative;
}
.mn-microapp-eyebrow {
  text-transform: uppercase;
  letter-spacing: 0.08em;
  font-size: 0.7rem;
  font-weight: 700;
  color: var(--mn-gold-light);
  margin-bottom: 0.5rem;
}
.mn-microapp-title { color: var(--mn-white); margin-bottom: 0.5rem; }
.mn-microapp-desc { color: rgba(255,255,255,0.78); }
.mn-microapp-status {
  display: inline-block;
  margin-left: 0.75rem;
  font-size: 0.8rem;
  color: var(--mn-gold-light);
}

/* ---------- Course footer nav ---------- */
.mn-course-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  max-width: var(--mn-max-width);
  margin: 2rem auto 0;
  padding-top: 1.5rem;
  border-top: 1px solid var(--mn-gray-200);
  flex-wrap: wrap;
}
.mn-course-footer-toc { font-size: 0.85rem; color: var(--mn-gray-400); order: 3; width: 100%; text-align: center; }
.mn-course-footer-side { flex: 1; }
.mn-course-footer-side--end { text-align: right; }

@media (min-width: 640px) {
  .mn-course-footer-toc { order: 0; width: auto; }
}

/* ---------- Module TOC list (course index) ---------- */
.mn-toc-list { max-width: var(--mn-max-width); margin: 0 auto; list-style: none; padding: 0; }
.mn-toc-item {
  display: flex;
  align-items: center;
  gap: 1rem;
  background: var(--mn-white);
  border: 1px solid var(--mn-gray-200);
  border-radius: var(--mn-radius);
  padding: 1rem 1.25rem;
  margin-bottom: 0.75rem;
}
.mn-toc-num {
  flex-shrink: 0;
  width: 2rem; height: 2rem;
  border-radius: 50%;
  background: var(--mn-gray-100);
  color: var(--mn-navy);
  font-weight: 700;
  display: flex; align-items: center; justify-content: center;
  font-size: 0.9rem;
}
.mn-toc-item.mn-toc-done .mn-toc-num { background: var(--mn-navy); color: var(--mn-white); }
.mn-toc-body { flex: 1; }
.mn-toc-title { font-weight: 600; color: var(--mn-navy-deep); }
.mn-toc-desc { font-size: 0.85rem; color: var(--mn-gray-400); }
.mn-toc-check { color: var(--mn-gold); font-weight: 700; font-size: 1.1rem; }

/* ---------- Risk badges ---------- */
.mn-badge { display: inline-block; padding: 0.3rem 0.75rem; border-radius: 999px; font-size: 0.8rem; font-weight: 700; color: var(--mn-white); }
.mn-badge-low { background: var(--mn-risk-low); }
.mn-badge-medium { background: var(--mn-risk-medium); }
.mn-badge-high { background: var(--mn-risk-high); }
.mn-badge-critical { background: var(--mn-risk-critical); }

/* ---------- Forms (checklist, quizzes) ---------- */
.mn-form-section { margin-bottom: 1.75rem; }
.mn-form-section-title {
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--mn-navy);
  border-bottom: 1px solid var(--mn-gray-200);
  padding-bottom: 0.4rem;
  margin-bottom: 0.75rem;
}
.mn-check-row {
  display: flex;
  align-items: flex-start;
  gap: 0.65rem;
  padding: 0.5rem 0;
  border-bottom: 1px solid var(--mn-gray-100);
}
.mn-check-row input[type="checkbox"] { margin-top: 0.2rem; width: 1.05rem; height: 1.05rem; accent-color: var(--mn-navy); flex-shrink: 0; }
.mn-check-row label { cursor: pointer; }

.mn-q-block { margin-bottom: 1.5rem; }
.mn-q-prompt { font-weight: 600; margin-bottom: 0.6rem; }
.mn-q-option {
  display: block;
  border: 1px solid var(--mn-gray-200);
  border-radius: var(--mn-radius);
  padding: 0.6rem 0.9rem;
  margin-bottom: 0.5rem;
  cursor: pointer;
}
.mn-q-option:hover { border-color: var(--mn-navy-light); }
.mn-q-option input { margin-right: 0.5rem; }
.mn-q-option.mn-selected { border-color: var(--mn-navy); background: var(--mn-gray-50); }

/* ---------- Result panel ---------- */
.mn-result-panel {
  text-align: center;
  padding: 2rem 1.5rem;
  border-radius: var(--mn-radius);
  background: var(--mn-navy-deep);
  color: var(--mn-white);
  max-width: var(--mn-max-width);
  margin: 0 auto 1.5rem;
}
.mn-result-panel .mn-badge { font-size: 1rem; padding: 0.4rem 1rem; margin-bottom: 0.75rem; }
.mn-result-score { font-size: 2.5rem; font-weight: 700; margin: 0.25rem 0; }
.mn-result-recommendation { font-size: 1.1rem; color: var(--mn-gold-light); font-weight: 600; }

/* .mn-btn-ghost defaults to navy text for use on light backgrounds; inside
   a dark .mn-result-panel that reads as near-invisible navy-on-navy, so
   flip it to light text/border here. */
.mn-result-panel .mn-btn-ghost { color: var(--mn-white) !important; border-color: rgba(255,255,255,0.4); }
.mn-result-panel .mn-btn-ghost:hover { border-color: var(--mn-white); }

/* ---------- Risk Score breakdown bars (dashboard view) ---------- */
.mn-rs-breakdown { text-align: left; margin-top: 1.75rem; padding-top: 1.5rem; border-top: 1px solid rgba(255,255,255,0.15); }
.mn-rs-breakdown-title { font-size: 0.85rem; font-weight: 700; text-transform: uppercase; letter-spacing: 0.04em; color: rgba(255,255,255,0.6); margin-bottom: 1rem; }
.mn-rs-bar-row { margin-bottom: 0.9rem; }
.mn-rs-bar-row:last-child { margin-bottom: 0; }
.mn-rs-bar-label { display: flex; justify-content: space-between; font-size: 0.85rem; margin-bottom: 0.3rem; color: var(--mn-white); }
.mn-rs-bar-track { background: rgba(255,255,255,0.12); border-radius: 999px; height: 8px; overflow: hidden; }
.mn-rs-bar-fill { height: 100%; border-radius: 999px; transition: width 0.4s ease; }
.mn-rs-bar-fill.mn-badge-low { background: #4a9660; }
.mn-rs-bar-fill.mn-badge-medium { background: #c9a13b; }
.mn-rs-bar-fill.mn-badge-high { background: #c96b3b; }
.mn-rs-bar-fill.mn-badge-critical { background: #c94848; }

.mn-hidden { display: none !important; }

/* ---------- Decision tree ---------- */
.mn-tree-step { max-width: var(--mn-max-width); margin: 0 auto; }
.mn-tree-scenario {
  background: var(--mn-gray-100);
  border-left: 3px solid var(--mn-navy);
  padding: 1rem 1.25rem;
  border-radius: var(--mn-radius);
  margin-bottom: 1.25rem;
  font-style: italic;
}
.mn-tree-path {
  font-size: 0.78rem;
  color: var(--mn-gray-400);
  margin-bottom: 1rem;
}

/* ---------- Certificate ---------- */
.mn-certificate {
  max-width: 720px;
  margin: 0 auto;
  background: var(--mn-white);
  border: 3px solid var(--mn-navy);
  border-radius: 4px;
  padding: 3rem 2rem;
  text-align: center;
  position: relative;
}
.mn-certificate::before {
  content: "";
  position: absolute;
  inset: 10px;
  border: 1px solid var(--mn-gold);
  pointer-events: none;
}
.mn-certificate-kicker { text-transform: uppercase; letter-spacing: 0.15em; font-size: 0.75rem; color: var(--mn-gold); font-weight: 700; }
.mn-certificate-name { font-size: 1.8rem; color: var(--mn-navy-deep); margin: 1rem 0; font-weight: 700; }
.mn-certificate-course { font-size: 1.1rem; margin-bottom: 1.5rem; }
.mn-certificate-meta { font-size: 0.85rem; color: var(--mn-gray-400); margin-top: 2rem; }

@media print {
  .mn-no-print { display: none !important; }
  .mn-academy { background: var(--mn-white); padding: 0; }
}

/* ---------- Mobile-first breakpoints ---------- */
@media (min-width: 640px) {
  .mn-academy { padding: 3rem 2rem 5rem; }
  .mn-academy h1 { font-size: 2.1rem; }
}