/* ── Course Detail Page — CodingWithLuiz styles ─────────────────────────── */
/* Uses CodingWithLuiz design tokens from style.css                           */

/* ── Hero ─────────────────────────────────────────────────────────────────── */
.cd-hero {
  padding: 80px 0 48px;
  background:
    radial-gradient(ellipse 800px 400px at 0% 0%, rgba(124,92,255,0.18), transparent 60%),
    radial-gradient(ellipse 600px 300px at 100% 80%, rgba(91,214,255,0.12), transparent 55%);
  border-bottom: 1px solid var(--border);
}

.cd-hero-inner {
  display: grid;
  grid-template-columns: 1fr 420px;
  gap: 3rem;
  align-items: center;
}

@media (max-width: 900px) {
  .cd-hero-inner { grid-template-columns: 1fr; }
  .cd-hero-img-wrap { order: -1; max-width: 380px; margin: 0 auto; }
}

/* Breadcrumb */
.cd-breadcrumb {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  color: var(--muted);
  text-decoration: none;
  font-size: 0.88rem;
  font-weight: 600;
  margin-bottom: 1.2rem;
  transition: color 0.18s;
}
.cd-breadcrumb:hover { color: var(--text); }
.cd-breadcrumb i { font-size: 0.8rem; }

/* Hero title */
.cd-hero h1 {
  font-family: "Plus Jakarta Sans", sans-serif;
  font-size: clamp(1.5rem, 3vw, 2.2rem);
  font-weight: 800;
  letter-spacing: -0.04em;
  line-height: 1.15;
  margin-bottom: 1rem;
}

.cd-subtitle {
  font-size: 1rem;
  color: var(--muted);
  margin-bottom: 1.2rem;
  line-height: 1.65;
}

/* Meta row (rating, students, etc.) */
.cd-meta-row {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.88rem;
  margin-bottom: 0.4rem;
}

.cd-rating-num {
  font-family: "Plus Jakarta Sans", sans-serif;
  font-weight: 800;
  color: var(--brand2);
  font-size: 0.95rem;
}

.cd-stars-inline { color: var(--brand2); letter-spacing: 1px; }
.cd-muted        { color: var(--muted); }
.cd-dot          { width: 4px; height: 4px; background: var(--muted2); border-radius: 50%; }

/* Tech tags in hero */
.cd-hero .cd-tech-tags { margin-top: 1rem; }
.cd-hero .cd-tech-tags .course-tag {
  display: inline-flex;
  align-items: center;
  padding: 4px 10px;
  border-radius: 999px;
  border: 1px solid var(--border);
  background: rgba(124,92,255,0.12);
  color: var(--brand);
  font-weight: 700;
  font-size: 0.73rem;
  margin: 0 4px 4px 0;
}

/* CTA row */
.cd-hero-actions {
  margin-top: 1.8rem;
  display: flex;
  gap: 0.8rem;
  flex-wrap: wrap;
}

/* Video embed */
.cd-hero-img-wrap { position: relative; }
.cd-video-wrap {
  position: relative;
  width: 100%;
  padding-bottom: 56.25%; /* 16:9 */
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: 0 24px 64px rgba(0,0,0,0.5);
  z-index: 1;
}
.cd-video-wrap iframe {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  border: none;
}

.cd-img-glow {
  position: absolute;
  inset: -24px;
  background: radial-gradient(circle, rgba(124,92,255,0.3) 0%, transparent 70%);
  filter: blur(30px);
  z-index: 0;
}

/* ── Body Layout ──────────────────────────────────────────────────────────── */
.cd-body {
  display: grid;
  grid-template-columns: 1fr 320px;
  gap: 2rem;
  padding-top: 2.5rem;
  padding-bottom: 5rem;
  align-items: start;
}
@media (max-width: 1024px) { .cd-body { grid-template-columns: 1fr; } }

/* ── Cards ────────────────────────────────────────────────────────────────── */
.cd-card {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.8rem;
  margin-bottom: 1.25rem;
  backdrop-filter: blur(12px);
}

.cd-section-title {
  font-family: "Plus Jakarta Sans", sans-serif;
  font-size: 1.15rem;
  font-weight: 800;
  letter-spacing: -0.03em;
  margin-bottom: 1.1rem;
  padding-bottom: 0.65rem;
  border-bottom: 1px solid var(--border);
}

/* ── What you'll learn ────────────────────────────────────────────────────── */
.cd-learn-grid {
  list-style: none;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 0.6rem;
}
.cd-learn-grid li {
  display: flex;
  align-items: flex-start;
  gap: 0.65rem;
  color: var(--muted);
  font-size: 0.9rem;
  line-height: 1.5;
}
.cd-learn-grid li i { color: var(--brand); margin-top: 0.2rem; flex-shrink: 0; }

/* ── Requirements ─────────────────────────────────────────────────────────── */
.cd-req-list { list-style: none; }
.cd-req-list li {
  display: flex;
  align-items: center;
  gap: 0.8rem;
  color: var(--muted);
  font-size: 0.9rem;
  padding: 0.35rem 0;
}
.cd-req-list li i { color: var(--brand2); font-size: 0.45rem; flex-shrink: 0; }

/* ── Description ──────────────────────────────────────────────────────────── */
.cd-description p {
  color: var(--muted);
  line-height: 1.8;
  margin-bottom: 1rem;
  font-size: 0.93rem;
}

/* ── Curriculum ───────────────────────────────────────────────────────────── */
.cd-curriculum { display: flex; flex-direction: column; gap: 0.45rem; }

.cd-section {
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  overflow: hidden;
}

.cd-section-header {
  width: 100%;
  background: var(--panel);
  border: none;
  color: var(--text);
  padding: 0.85rem 1.1rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  cursor: pointer;
  font-size: 0.9rem;
  font-weight: 700;
  font-family: "Plus Jakarta Sans", sans-serif;
  letter-spacing: -0.01em;
  transition: background 0.15s;
}
.cd-section-header:hover { background: var(--panel2); }
.cd-section-header span:first-child { display: flex; align-items: center; gap: 0.7rem; }

.cd-chevron {
  transition: transform 0.22s ease;
  font-size: 0.75rem;
  color: var(--brand);
}
.cd-section.open .cd-chevron { transform: rotate(90deg); }

.cd-sec-meta { font-size: 0.78rem; color: var(--muted); font-weight: 500; font-family: "Inter", sans-serif; }

.cd-section-body { display: none; padding: 0.4rem 0; background: rgba(255,255,255,0.02); }
.cd-section.open .cd-section-body { display: block; }

.cd-lesson {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.5rem 1.1rem;
  color: var(--muted);
  font-size: 0.86rem;
  transition: background 0.12s;
}
.cd-lesson:hover { background: rgba(124,92,255,0.06); }
.cd-lesson i { color: var(--brand); font-size: 0.82rem; flex-shrink: 0; }
.cd-lesson span:first-of-type { flex: 1; }

.cd-lesson-dur {
  font-size: 0.76rem;
  color: var(--muted2);
  background: var(--panel);
  border: 1px solid var(--border);
  padding: 0.12rem 0.45rem;
  border-radius: 6px;
  flex-shrink: 0;
  font-variant-numeric: tabular-nums;
}

/* ── Instructor ───────────────────────────────────────────────────────────── */
.cd-instructor { display: flex; gap: 1.4rem; align-items: flex-start; }
@media (max-width: 600px) {
  .cd-instructor { flex-direction: column; align-items: center; text-align: center; }
}
.cd-inst-avatar {
  width: 88px;
  height: 88px;
  border-radius: 50%;
  object-fit: cover;
  border: 2px solid var(--brand);
  flex-shrink: 0;
}
.cd-inst-name {
  font-family: "Plus Jakarta Sans", sans-serif;
  font-size: 1.05rem;
  font-weight: 800;
  letter-spacing: -0.02em;
  color: var(--brand);
  margin-bottom: 0.2rem;
}
.cd-inst-stats {
  display: flex;
  gap: 1.2rem;
  flex-wrap: wrap;
  margin: 0.6rem 0;
  font-size: 0.84rem;
  color: var(--muted);
}
.cd-inst-stats i { color: var(--brand2); margin-right: 0.3rem; }
.cd-inst-bio { color: var(--muted); font-size: 0.88rem; line-height: 1.7; margin-top: 0.4rem; }

/* ── Reviews ──────────────────────────────────────────────────────────────── */
.cd-overall {
  display: flex;
  align-items: center;
  gap: 1.4rem;
  margin-bottom: 1.4rem;
  padding: 1.1rem;
  background: rgba(124,92,255,0.06);
  border: 1px solid rgba(124,92,255,0.2);
  border-radius: var(--radius-sm);
}
.cd-overall-num {
  font-family: "Plus Jakarta Sans", sans-serif;
  font-size: 3.2rem;
  font-weight: 800;
  background: var(--brand-grad);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  line-height: 1;
  letter-spacing: -0.04em;
}
.cd-stars-big { color: var(--brand2); font-size: 1.15rem; letter-spacing: 2px; }

.cd-reviews { display: flex; flex-direction: column; gap: 0.9rem; }
.cd-review-card {
  background: var(--panel);
  border-radius: var(--radius-sm);
  padding: 1.1rem;
  border: 1px solid var(--border);
}
.cd-review-header { display: flex; align-items: center; gap: 0.9rem; margin-bottom: 0.7rem; }
.cd-reviewer-avatar {
  width: 42px;
  height: 42px;
  border-radius: 50%;
  background: var(--brand-grad);
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: "Plus Jakarta Sans", sans-serif;
  font-weight: 800;
  font-size: 1rem;
  color: #fff;
  flex-shrink: 0;
}
.cd-reviewer-name { font-weight: 700; font-size: 0.9rem; }
.cd-reviewer-meta { display: flex; align-items: center; gap: 0.5rem; margin-top: 2px; }
.cd-review-text { color: var(--muted); font-size: 0.88rem; line-height: 1.7; }

/* "No reviews" state */
.cd-no-reviews {
  color: var(--muted2);
  font-size: 0.88rem;
  text-align: center;
  padding: 1.5rem 0;
}

/* ── Sidebar ──────────────────────────────────────────────────────────────── */
.cd-sidebar { position: sticky; top: calc(var(--header-h) + 20px); }

.cd-includes-card {
  background: var(--panel2);
  backdrop-filter: blur(20px);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.6rem;
}
.cd-includes-card h3 {
  font-family: "Plus Jakarta Sans", sans-serif;
  font-size: 1rem;
  font-weight: 800;
  letter-spacing: -0.02em;
  margin-bottom: 1.1rem;
}
.cd-includes-list { list-style: none; }
.cd-includes-list li {
  display: flex;
  align-items: center;
  gap: 0.85rem;
  color: var(--muted);
  font-size: 0.88rem;
  padding: 0.5rem 0;
  border-bottom: 1px solid var(--border);
}
.cd-includes-list li:last-child { border-bottom: none; }
.cd-includes-list li i { color: var(--brand); width: 16px; text-align: center; flex-shrink: 0; }

/* ── Curriculum meta text ─────────────────────────────────────────────────── */
#cd-curriculum-meta { color: var(--muted); font-size: 0.84rem; margin-bottom: 1rem; }