/* =========================================================
   Level Detail Pages — Curriculum deep-dive
   Shared by level-1.html … level-5.html
   ========================================================= */

/* ---------- Hero ---------- */
.level-hero {
  position: relative;
  padding: clamp(3.5rem, 8vw, 5.5rem) 0 clamp(3rem, 6vw, 4.5rem);
  background: var(--grad-hero);
  overflow: hidden;
}

.level-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background: var(--grad-mesh);
  animation: levelMesh 16s ease-in-out infinite alternate;
  pointer-events: none;
}

@keyframes levelMesh {
  0% { transform: scale(1); }
  100% { transform: scale(1.06) translate(1%, -1%); }
}

.level-hero__inner {
  position: relative;
  z-index: 2;
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: clamp(2rem, 5vw, 3.5rem);
  align-items: center;
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.9s var(--ease-out), transform 0.9s var(--ease-out);
}

.level-hero.is-ready .level-hero__inner {
  opacity: 1;
  transform: translateY(0);
}

.level-hero__badge {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.4rem 0.95rem;
  border-radius: var(--radius-full);
  background: var(--soft-orange);
  color: var(--orange);
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  margin-bottom: 1rem;
}

.level-hero__title {
  margin-bottom: 1rem;
}

.level-hero__title span {
  color: var(--text-muted);
  font-weight: 500;
  font-size: 0.55em;
  display: block;
  letter-spacing: -0.02em;
  margin-bottom: 0.25rem;
}

.level-hero__meta {
  display: flex;
  flex-wrap: wrap;
  gap: 0.65rem;
  margin-bottom: 1.5rem;
}

.level-meta-pill {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.5rem 0.95rem;
  border-radius: var(--radius-full);
  background: var(--white);
  border: 1px solid var(--border);
  font-size: 0.85rem;
  font-weight: 550;
  color: var(--text-muted);
  box-shadow: var(--shadow-xs);
}

.level-meta-pill strong {
  color: var(--navy);
  font-weight: 700;
}

.level-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
}

.level-hero__visual {
  border-radius: var(--radius-xl);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
  aspect-ratio: 4 / 3;
}

.level-hero__visual img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.level-breadcrumb {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.45rem;
  font-size: 0.85rem;
  color: var(--text-muted);
  margin-bottom: 1.25rem;
}

.level-breadcrumb a {
  color: var(--text-muted);
}

.level-breadcrumb a:hover {
  color: var(--orange);
}

.level-breadcrumb__sep {
  opacity: 0.45;
}

/* ---------- Goals ---------- */
.goals-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 0.85rem;
}

.goal-item {
  display: flex;
  align-items: flex-start;
  gap: 0.75rem;
  padding: 1rem 1.15rem;
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-xs);
  transition: transform 0.3s var(--ease), box-shadow 0.3s var(--ease);
}

.goal-item:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-sm);
}

.goal-item__check {
  width: 24px;
  height: 24px;
  border-radius: 50%;
  background: var(--soft-orange);
  color: var(--orange);
  display: grid;
  place-items: center;
  flex-shrink: 0;
  font-size: 0.75rem;
  font-weight: 700;
  margin-top: 0.1rem;
}

.goal-item p {
  font-size: 0.95rem;
  color: var(--navy);
  font-weight: 550;
  line-height: 1.45;
}

/* ---------- Module Accordion (enhanced) ---------- */
.module-accordion .accordion__item {
  border-radius: var(--radius-lg);
}

.module-accordion .accordion__trigger {
  padding: 1.25rem 1.5rem;
  gap: 1rem;
}

.module-num {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 2.4rem;
  height: 2.4rem;
  padding: 0 0.5rem;
  border-radius: 12px;
  background: var(--soft-blue);
  color: var(--navy);
  font-family: var(--font-display);
  font-size: 0.85rem;
  font-weight: 700;
  flex-shrink: 0;
}

.accordion__item.is-open .module-num {
  background: var(--soft-orange);
  color: var(--orange);
}

.module-trigger-text {
  flex: 1;
  text-align: left;
}

.module-trigger-text small {
  display: block;
  font-family: var(--font-body);
  font-size: 0.82rem;
  font-weight: 500;
  color: var(--text-muted);
  margin-top: 0.2rem;
  letter-spacing: 0;
}

.module-body {
  padding: 0 1.5rem 1.5rem;
}

.module-objective {
  padding: 1rem 1.15rem;
  background: var(--soft-blue);
  border-radius: var(--radius-md);
  margin-bottom: 1.35rem;
  font-size: 0.95rem;
  color: var(--navy);
}

.module-objective strong {
  color: var(--orange);
}

.module-section {
  margin-bottom: 1.35rem;
}

.module-section:last-child {
  margin-bottom: 0;
}

.module-section h4 {
  font-size: 0.95rem;
  margin-bottom: 0.65rem;
  color: var(--navy);
}

.topic-group {
  margin-bottom: 1rem;
}

.topic-group__title {
  font-size: 0.88rem;
  font-weight: 700;
  color: var(--navy);
  margin-bottom: 0.45rem;
}

.topic-list {
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
  padding-left: 0.15rem;
}

.topic-list li {
  position: relative;
  padding-left: 1.1rem;
  font-size: 0.92rem;
  color: var(--text-muted);
  line-height: 1.5;
}

.topic-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.55em;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--orange);
  opacity: 0.7;
}

.topic-chips {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
}

.module-highlight {
  padding: 1rem 1.15rem;
  background: var(--soft-orange);
  border-radius: var(--radius-md);
  border-left: 3px solid var(--orange);
  font-size: 0.92rem;
  color: var(--navy);
  line-height: 1.6;
}

.module-highlight strong {
  display: block;
  margin-bottom: 0.25rem;
  color: var(--orange);
  font-size: 0.78rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

/* Nested topic blocks inside modules */
.topic-blocks {
  display: grid;
  gap: 1rem;
}

.topic-block {
  padding: 1rem 1.15rem;
  background: var(--light);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
}

.topic-block h5 {
  font-family: var(--font-display);
  font-size: 0.95rem;
  font-weight: 650;
  color: var(--navy);
  margin-bottom: 0.55rem;
  letter-spacing: -0.02em;
}

/* ---------- Capstone ---------- */
.capstone {
  background: var(--navy);
  color: rgba(255, 255, 255, 0.78);
  border-radius: var(--radius-xl);
  padding: clamp(2rem, 5vw, 3rem);
  position: relative;
  overflow: hidden;
}

.capstone::before {
  content: "";
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse at 90% 10%, rgba(255, 107, 0, 0.28), transparent 50%);
  pointer-events: none;
}

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

.capstone h2,
.capstone h3 {
  color: var(--white);
}

.capstone__eyebrow {
  display: inline-block;
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--orange-soft);
  margin-bottom: 0.75rem;
}

.capstone__desc {
  max-width: 40rem;
  margin-bottom: 1.75rem;
  line-height: 1.7;
}

.capstone-list {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 0.65rem;
}

.capstone-list li {
  display: flex;
  align-items: flex-start;
  gap: 0.6rem;
  font-size: 0.92rem;
  line-height: 1.45;
}

.capstone-list li::before {
  content: "✓";
  color: var(--orange-soft);
  font-weight: 700;
  flex-shrink: 0;
}

.capstone-steps {
  display: grid;
  gap: 1rem;
  margin-top: 1.5rem;
}

.capstone-step {
  padding: 1.15rem 1.25rem;
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: var(--radius-md);
}

.capstone-step__num {
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--orange-soft);
  margin-bottom: 0.35rem;
}

.capstone-step h4 {
  color: var(--white);
  font-size: 1.05rem;
  margin-bottom: 0.4rem;
}

.capstone-step p,
.capstone-step ul {
  font-size: 0.9rem;
  color: rgba(255, 255, 255, 0.65);
}

.capstone-step ul {
  margin-top: 0.5rem;
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
}

.capstone-step li {
  padding-left: 0.9rem;
  position: relative;
}

.capstone-step li::before {
  content: "•";
  position: absolute;
  left: 0;
  color: var(--orange-soft);
}

/* ---------- Skills / Soft Skills ---------- */
.skills-panel {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.5rem;
}

.skills-card {
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: var(--radius-xl);
  padding: 1.75rem;
  box-shadow: var(--shadow-sm);
}

.skills-card h3 {
  margin-bottom: 1rem;
}

.skills-card ul {
  display: flex;
  flex-direction: column;
  gap: 0.55rem;
}

.skills-card li {
  display: flex;
  gap: 0.6rem;
  font-size: 0.92rem;
  color: var(--text-muted);
  line-height: 1.45;
}

.skills-card li::before {
  content: "→";
  color: var(--orange);
  font-weight: 700;
  flex-shrink: 0;
}

/* ---------- Portfolio checklist ---------- */
.portfolio-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 0.75rem;
}

.portfolio-item {
  display: flex;
  align-items: center;
  gap: 0.7rem;
  padding: 0.95rem 1.1rem;
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  font-size: 0.92rem;
  font-weight: 550;
  color: var(--navy);
}

.portfolio-item__icon {
  color: var(--orange);
  font-weight: 700;
}

/* ---------- Certification ---------- */
.cert-banner {
  display: grid;
  grid-template-columns: auto 1fr auto;
  gap: 1.5rem;
  align-items: center;
  padding: 2rem;
  background: linear-gradient(135deg, var(--soft-blue) 0%, var(--white) 50%, var(--soft-orange) 100%);
  border: 1px solid var(--border);
  border-radius: var(--radius-xl);
}

.cert-banner__seal {
  width: 72px;
  height: 72px;
  border-radius: 50%;
  background: var(--grad-orange);
  color: var(--white);
  display: grid;
  place-items: center;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.4rem;
  box-shadow: var(--shadow-glow);
}

.cert-banner h3 {
  margin-bottom: 0.35rem;
}

.cert-banner p {
  color: var(--text-muted);
  font-size: 0.95rem;
  max-width: 36rem;
}

/* ---------- Level pager ---------- */
.level-pager {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
}

.level-pager__link {
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
  padding: 1.35rem 1.5rem;
  background: var(--white);
  border: 1.5px solid var(--border);
  border-radius: var(--radius-lg);
  transition: border-color 0.3s var(--ease), transform 0.3s var(--ease), box-shadow 0.3s var(--ease);
}

.level-pager__link:hover {
  border-color: rgba(255, 107, 0, 0.35);
  transform: translateY(-3px);
  box-shadow: var(--shadow-sm);
}

.level-pager__link--next {
  text-align: right;
  align-items: flex-end;
}

.level-pager__label {
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--orange);
}

.level-pager__title {
  font-family: var(--font-display);
  font-weight: 650;
  font-size: 1.1rem;
  color: var(--navy);
  letter-spacing: -0.02em;
}

.level-pager__link--disabled {
  opacity: 0.45;
  pointer-events: none;
}

/* ---------- TOC sticky (desktop) ---------- */
.level-layout {
  display: grid;
  grid-template-columns: 220px 1fr;
  gap: 2.5rem;
  align-items: start;
}

.level-toc {
  position: sticky;
  top: calc(var(--nav-h) + 1.25rem);
  padding: 1.15rem;
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-xs);
}

.level-toc h4 {
  font-size: 0.8rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--text-muted);
  margin-bottom: 0.85rem;
}

.level-toc a {
  display: block;
  padding: 0.4rem 0.55rem;
  font-size: 0.85rem;
  color: var(--text-muted);
  border-radius: 8px;
  transition: background 0.25s var(--ease), color 0.25s var(--ease);
}

.level-toc a:hover {
  background: var(--soft-blue);
  color: var(--navy);
}

/* ---------- CTA band ---------- */
.level-cta {
  text-align: center;
  padding: clamp(2.5rem, 5vw, 3.5rem);
  background: var(--light);
  border-radius: var(--radius-xl);
  border: 1px solid var(--border);
}

.level-cta h2 {
  margin-bottom: 0.65rem;
}

.level-cta p {
  color: var(--text-muted);
  max-width: 32rem;
  margin: 0 auto 1.5rem;
}

.level-cta__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  justify-content: center;
}

@media (max-width: 900px) {
  .level-hero__inner,
  .level-layout,
  .skills-panel,
  .cert-banner,
  .goals-grid,
  .capstone-list,
  .portfolio-grid,
  .level-pager {
    grid-template-columns: 1fr;
  }

  .level-toc {
    display: none;
  }

  .level-pager__link--next {
    text-align: left;
    align-items: flex-start;
  }

  .cert-banner {
    justify-items: start;
  }
}