/* ============================================================
   DELaunchpad — course-detail.css
   Scoped styles for the reusable Course Detail Page template.
   Reuses design tokens from style.css (colors, spacing, radius, shadows).
   ============================================================ */

/* ---------- Course Hero ---------- */
.course-hero {
  position: relative;
  padding-top: calc(var(--nav-height) + var(--space-16));
  padding-bottom: var(--space-16);
  background: linear-gradient(135deg, #020617, #0f172a, #020617);
  text-align: center;
}

.course-hero-inner {
  max-width: 760px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  align-items: center;
}

.course-hero-title {
  font-size: clamp(2rem, 5vw, 3rem);
  font-weight: 900;
  letter-spacing: -0.04em;
  line-height: 1.15;
  color: #ffffff;
  margin-bottom: var(--space-4);
}

.course-hero-subtitle {
  font-size: clamp(var(--text-base), 2.5vw, var(--text-lg));
  color: rgba(255,255,255,0.85);
  max-width: 640px;
  margin-bottom: var(--space-4);
  line-height: 1.7;
}

.course-hero-support {
  font-size: var(--text-base);
  color: rgba(255,255,255,0.6);
  max-width: 620px;
  margin-bottom: var(--space-6);
  line-height: 1.8;
}

.course-hero-info {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: var(--space-3);
  margin-bottom: var(--space-4);
}

.course-hero-info li {
  font-size: var(--text-xs);
  font-weight: 600;
  letter-spacing: 0.03em;
  color: rgba(255,255,255,0.85);
  background: rgba(255,255,255,0.08);
  border: 1px solid rgba(255,255,255,0.15);
  padding: var(--space-1) var(--space-3);
  border-radius: var(--radius-full);
}

.course-hero-price {
  font-size: var(--text-3xl);
  font-weight: 800;
  color: #ffffff;
  margin-bottom: var(--space-6);
}

.course-hero-cta {
  display: flex;
  gap: var(--space-3);
  flex-wrap: wrap;
  justify-content: center;
}

.course-hero .btn-primary {
  background: #f59e0b;
  color: #000;
  border-radius: var(--radius-full);
  box-shadow: 0 2px 12px rgba(245,158,11,.35);
}
.course-hero .btn-primary:hover {
  background: #fbbf24;
  transform: translateY(-1px) scale(1.03);
}
.course-hero .btn-outline {
  background: transparent;
  color: #fff;
  border: 1.5px solid rgba(255,255,255,0.3);
}
.course-hero .btn-outline:hover {
  background: rgba(255,255,255,0.08);
  border-color: rgba(255,255,255,0.5);
}

/* ---------- Outcomes ---------- */
.course-outcomes-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: var(--space-6);
}
.course-outcome-card {
  display: flex;
  align-items: flex-start;
  gap: var(--space-3);
  background: var(--clr-bg);
  border: 1px solid var(--clr-border);
  border-radius: var(--radius-lg);
  padding: var(--space-6);
}
.course-outcome-check {
  flex-shrink: 0;
  width: 28px;
  height: 28px;
  border-radius: var(--radius-full);
  background: rgba(16,185,129,.12);
  color: var(--clr-success);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
}
.course-outcome-card p {
  font-size: var(--text-sm);
  color: var(--clr-text);
  line-height: 1.65;
}

/* ---------- Why SQL ---------- */
.course-why-sql-text {
  font-size: var(--text-lg);
  color: var(--clr-text-muted);
  max-width: 760px;
  line-height: 1.85;
  margin-bottom: var(--space-4);
}

/* ---------- Accordion (Curriculum & FAQ) ---------- */
.accordion {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}
.accordion-item {
  background: var(--clr-bg);
  border: 1px solid var(--clr-border);
  border-radius: var(--radius-lg);
  overflow: hidden;
}
.accordion-summary {
  cursor: pointer;
  list-style: none;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-4);
  padding: var(--space-4) var(--space-6);
  font-weight: 700;
  font-size: var(--text-base);
  color: var(--clr-text);
}
.accordion-summary::-webkit-details-marker { display: none; }
.accordion-icon {
  flex-shrink: 0;
  font-size: var(--text-lg);
  color: var(--clr-brand);
  transition: transform var(--transition);
}
.accordion-item[open] .accordion-icon { transform: rotate(45deg); }
.accordion-body {
  padding: 0 var(--space-6) var(--space-6);
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}
.accordion-body li {
  font-size: var(--text-sm);
  color: var(--clr-text-muted);
  padding-left: var(--space-4);
  position: relative;
}
.accordion-body li::before {
  content: "—";
  position: absolute;
  left: 0;
  color: var(--clr-brand);
}
.accordion-body-text p {
  font-size: var(--text-sm);
  color: var(--clr-text-muted);
  line-height: 1.7;
}

/* Static curriculum module card — public landing page shows names only, no expand affordance */
.curriculum-module {
  background: var(--clr-bg);
  border: 1px solid var(--clr-border);
  border-radius: var(--radius-lg);
  padding: var(--space-4) var(--space-6);
  font-weight: 700;
  font-size: var(--text-base);
  color: var(--clr-text);
}

/* ---------- Practice ---------- */
.course-stage-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-6);
  margin-bottom: var(--space-8);
}
.course-stage-card {
  background: var(--clr-bg);
  border: 1px solid var(--clr-border);
  border-radius: var(--radius-lg);
  padding: var(--space-6);
  text-align: center;
}
.course-stage-num {
  display: inline-block;
  font-size: var(--text-2xl);
  font-weight: 800;
  color: var(--clr-brand);
  margin-bottom: var(--space-2);
}
.course-stage-card h3 {
  font-size: var(--text-lg);
  font-weight: 700;
  margin-bottom: var(--space-2);
}
.course-stage-card p {
  font-size: var(--text-sm);
  color: var(--clr-text-muted);
}

/* ---------- Project ---------- */
.course-project-card {
  background: linear-gradient(135deg, #1e3a8a, #2563eb, #3b82f6);
  border-radius: var(--radius-lg);
  padding: var(--space-16) var(--space-8);
  color: #fff;
}
.course-project-card .section-heading {
  color: #fff;
  max-width: none;
}
.course-project-title {
  font-size: var(--text-xl);
  font-weight: 700;
  color: #e0e7ff;
  margin-bottom: var(--space-4);
}
.course-project-scenario {
  font-size: var(--text-base);
  color: #f0f4ff;
  line-height: 1.8;
  max-width: 700px;
  margin-bottom: var(--space-4);
}
.course-project-questions-label {
  font-size: var(--text-sm);
  font-weight: 600;
  color: #dbeafe;
  margin-bottom: var(--space-2);
}
.course-project-questions {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
  margin-bottom: var(--space-6);
}
.course-project-questions li {
  font-size: var(--text-sm);
  color: #f0f4ff;
  padding-left: var(--space-4);
  position: relative;
}
.course-project-questions li::before {
  content: "•";
  position: absolute;
  left: 0;
  color: #fbbf24;
}
.course-project-outcome {
  font-size: var(--text-sm);
  color: #e0e7ff;
  max-width: 700px;
  margin-bottom: var(--space-6);
}
.course-project-card .btn-outline {
  border-color: #fff;
  color: #fff;
}
.course-project-card .btn-outline:hover {
  background: rgba(255,255,255,0.12);
}

/* ---------- Interview Prep ---------- */
.course-challenge-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: var(--space-4);
  margin-bottom: var(--space-6);
}
.course-challenge-card {
  background: var(--clr-bg);
  border: 1px solid var(--clr-border);
  border-left: 3px solid var(--clr-brand);
  border-radius: var(--radius-md);
  padding: var(--space-4) var(--space-5);
  font-size: var(--text-sm);
  font-weight: 600;
  color: var(--clr-text);
}
.course-interview-note {
  font-size: var(--text-sm);
  color: var(--clr-text-muted);
  font-style: italic;
}

/* ---------- Skills ---------- */
.course-skill-tags {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
}
.course-skill-tags li {
  font-size: var(--text-sm);
  font-weight: 600;
  color: var(--clr-brand);
  background: rgba(99,102,241,.08);
  padding: var(--space-2) var(--space-4);
  border-radius: var(--radius-full);
}

/* ---------- Career Connection ---------- */
.course-flow {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: var(--space-2);
  margin-bottom: var(--space-6);
}
.course-flow-step {
  font-size: var(--text-sm);
  font-weight: 700;
  color: var(--clr-text);
  background: var(--clr-bg);
  border: 1px solid var(--clr-border);
  padding: var(--space-2) var(--space-4);
  border-radius: var(--radius-full);
}
.course-flow-arrow {
  color: var(--clr-brand);
  font-weight: 700;
}

/* ---------- Prerequisites ---------- */
#prerequisites-text {
  font-size: var(--text-lg);
  color: var(--clr-text-muted);
  max-width: 700px;
  line-height: 1.8;
}

/* ---------- Course Details ---------- */
.course-details-card {
  background: var(--clr-bg);
  border: 1px solid var(--clr-border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  max-width: 560px;
  margin-bottom: var(--space-6);
}
.course-details-row {
  display: flex;
  justify-content: space-between;
  gap: var(--space-4);
  padding: var(--space-4) var(--space-6);
  border-bottom: 1px solid var(--clr-border);
}
.course-details-row:last-child { border-bottom: none; }
.course-details-label {
  font-size: var(--text-sm);
  color: var(--clr-text-muted);
  font-weight: 600;
}
.course-details-value {
  font-size: var(--text-sm);
  color: var(--clr-text);
  font-weight: 700;
  text-align: right;
}
.enroll-note {
  font-size: var(--text-sm);
  color: var(--clr-text-muted);
  background: rgba(99,102,241,.06);
  border: 1px dashed var(--clr-brand);
  border-radius: var(--radius-md);
  padding: var(--space-4) var(--space-6);
  max-width: 560px;
  line-height: 1.7;
}
.enroll-note .waitlist-trigger {
  color: var(--clr-brand);
  font-weight: 700;
  text-decoration: underline;
  background: none;
  border: none;
  padding: 0;
  font: inherit;
  cursor: pointer;
}

/* ---------- Final CTA ---------- */
.course-final-cta {
  background: linear-gradient(135deg, #020617, #0f172a, #020617);
  text-align: center;
  padding-block: var(--space-24);
}
.course-final-cta h2 {
  font-size: clamp(var(--text-2xl), 4vw, var(--text-4xl));
  font-weight: 800;
  color: #fff;
  margin-bottom: var(--space-4);
}
.course-final-cta p {
  font-size: var(--text-lg);
  color: rgba(255,255,255,0.75);
  max-width: 600px;
  margin: 0 auto var(--space-6);
  line-height: 1.8;
}
.course-final-price {
  font-size: var(--text-3xl);
  font-weight: 800;
  color: #fff;
  margin-bottom: var(--space-6);
}
.course-final-cta .btn-primary {
  background: #f59e0b;
  color: #000;
  border-radius: var(--radius-full);
  box-shadow: 0 2px 12px rgba(245,158,11,.35);
}
.course-final-cta .btn-primary:hover {
  background: #fbbf24;
  transform: translateY(-1px) scale(1.03);
}

/* ---------- Waitlist Modal ---------- */
.waitlist-modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(2,6,23,0.6);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--space-4);
  z-index: 2000;
}
.waitlist-modal-overlay[hidden] { display: none; }
.waitlist-modal {
  position: relative;
  width: 100%;
  max-width: 440px;
  max-height: 90vh;
  overflow-y: auto;
  background: var(--clr-bg);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
  padding: var(--space-8);
}
.waitlist-modal-close {
  position: absolute;
  top: var(--space-4);
  right: var(--space-4);
  width: 32px;
  height: 32px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: var(--text-xl);
  line-height: 1;
  color: var(--clr-text-muted);
  border-radius: var(--radius-full);
  transition: background var(--transition), color var(--transition);
}
.waitlist-modal-close:hover {
  background: var(--clr-surface);
  color: var(--clr-text);
}
#waitlist-modal-title {
  font-size: var(--text-xl);
  font-weight: 700;
  color: var(--clr-text);
  margin-bottom: var(--space-6);
  padding-right: var(--space-8);
}
.waitlist-modal .form-disclaimer.status-error { color: #ef4444; }
.waitlist-modal .form-disclaimer.status-success { color: var(--clr-success); }
.waitlist-modal-result {
  text-align: center;
  padding-block: var(--space-4);
}
.waitlist-modal-result h3 {
  font-size: var(--text-lg);
  font-weight: 700;
  margin-bottom: var(--space-2);
}
.waitlist-modal-result p {
  font-size: var(--text-sm);
  color: var(--clr-text-muted);
  margin-bottom: var(--space-6);
  line-height: 1.7;
}

/* ---------- Responsive ---------- */
@media (max-width: 1024px) {
  .course-stage-grid { grid-template-columns: repeat(3, 1fr); }
}

@media (max-width: 768px) {
  .course-hero { padding-top: calc(var(--nav-height) + var(--space-8)); }
  .course-stage-grid { grid-template-columns: 1fr; }
  .course-project-card { padding: var(--space-8) var(--space-6); }
  .course-details-card { max-width: 100%; }
  .enroll-note { max-width: 100%; }
}

@media (max-width: 480px) {
  .course-hero-cta { flex-direction: column; align-items: stretch; }
  .course-hero-cta .btn { width: 100%; justify-content: center; }
  .course-details-row { flex-direction: column; gap: var(--space-1); }
  .course-details-value { text-align: left; }
  .waitlist-modal { padding: var(--space-6); }
}