/* ==========================================================================
   WOLFY AI INSTITUTE — DEDICATED COURSES PAGE STYLING
   Ultra-Luxury Editorial Design System (Deep Obsidian, Matte Gold, Warm Ivory)
   ========================================================================== */

/* Page Hero */
.courses-page-hero {
  padding-top: calc(var(--nav-height, 70px) + 4rem);
  padding-bottom: 4.5rem;
  position: relative;
  text-align: center;
  background: radial-gradient(circle at 50% 20%, rgba(26, 34, 54, 0.6) 0%, rgba(6, 8, 12, 0.98) 75%);
  border-bottom: 1px solid rgba(212, 175, 55, 0.2);
  overflow: hidden;
}

.courses-page-hero::before {
  content: '';
  position: absolute;
  top: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 1000px;
  height: 450px;
  background: radial-gradient(circle, rgba(212, 175, 55, 0.08) 0%, rgba(59, 130, 246, 0.05) 50%, transparent 70%);
  pointer-events: none;
  z-index: 0;
}

/* Modal Overlay overrides for dedicated enquiry popup */
#courseEnquiryModal.course-modal-overlay {
  display: flex !important;
  opacity: 0;
  pointer-events: none;
  visibility: hidden;
  transition: opacity 0.3s ease, visibility 0.3s ease;
  z-index: 99999;
}

#courseEnquiryModal.course-modal-overlay.active {
  opacity: 1 !important;
  pointer-events: auto !important;
  visibility: visible !important;
}

#courseEnquiryModal .course-modal-dialog {
  opacity: 0;
  transform: translateY(30px) scale(0.96);
  transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}

#courseEnquiryModal.active .course-modal-dialog {
  opacity: 1;
  transform: translateY(0) scale(1);
}

.courses-hero-content {
  max-width: 900px;
  margin: 0 auto;
  position: relative;
  z-index: 1;
}

.courses-hero-title {
  font-size: clamp(2.5rem, 5.5vw, 4.2rem);
  font-family: var(--font-sans, "Space Grotesk", sans-serif);
  font-weight: 800;
  color: var(--ivory-warm, #f8f6f0);
  line-height: 1.12;
  letter-spacing: -0.01em;
  text-transform: uppercase;
  margin-bottom: 1.5rem;
}

.courses-hero-title .serif-emphasis {
  font-family: var(--font-serif, "Cinzel", Georgia, serif);
  font-style: italic;
  font-weight: 400;
  color: var(--gold-light, #f3e8c8);
  display: inline-block;
}

.courses-hero-subtitle {
  font-size: 1.15rem;
  color: var(--text-secondary, #9aa2b1);
  line-height: 1.8;
  max-width: 780px;
  margin: 0 auto 2.5rem;
}

/* Stats Pill Strip */
.courses-stats-strip {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: 1.5rem;
  margin-top: 2rem;
}

.stat-pill {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  padding: 0.65rem 1.4rem;
  background: rgba(18, 24, 38, 0.7);
  border: 1px solid rgba(212, 175, 55, 0.25);
  border-radius: var(--radius-sm, 4px);
  backdrop-filter: blur(10px);
}

.stat-pill-icon {
  color: var(--gold-warm, #d4af37);
  font-size: 1rem;
}

.stat-pill-text {
  font-size: 0.85rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  color: var(--ivory-warm, #f8f6f0);
}

/* --------------------------------------------------------------------------
   Sticky Quick Links / Scrubber Bar
   -------------------------------------------------------------------------- */
.courses-filter-section {
  position: sticky;
  top: var(--nav-height, 70px);
  z-index: 40;
  background: rgba(8, 10, 15, 0.95);
  backdrop-filter: blur(16px);
  border-bottom: 1px solid rgba(212, 175, 55, 0.2);
  padding: 0.85rem 0;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.8);
}

.courses-quick-wrapper {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.25rem;
}

.courses-quick-label {
  font-family: var(--font-mono, monospace);
  font-size: 0.78rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--gold-warm, #d4af37);
  white-space: nowrap;
}

.courses-quick-scrubber {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  overflow-x: auto;
  padding: 0.35rem 0;
  scrollbar-width: thin;
  scrollbar-color: rgba(212, 175, 55, 0.5) transparent;
  flex: 1;
}

.courses-quick-scrubber::-webkit-scrollbar {
  height: 4px;
}

.courses-quick-scrubber::-webkit-scrollbar-track {
  background: rgba(255, 255, 255, 0.04);
  border-radius: 99px;
}

.courses-quick-scrubber::-webkit-scrollbar-thumb {
  background: rgba(212, 175, 55, 0.4);
  border-radius: 99px;
}

.quick-chip {
  padding: 0.4rem 0.8rem;
  background: rgba(16, 20, 32, 0.85);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: var(--radius-xs, 3px);
  color: var(--text-secondary, #9aa2b1);
  font-family: var(--font-mono, monospace);
  font-size: 0.76rem;
  font-weight: 700;
  text-decoration: none;
  white-space: nowrap;
  letter-spacing: 0.04em;
  transition: all var(--trans-smooth, 0.25s ease);
  display: inline-flex;
  align-items: center;
}

.quick-chip:hover {
  background: rgba(212, 175, 55, 0.18);
  border-color: var(--gold-primary, #d4af37);
  color: var(--gold-light, #f3e8c8);
  box-shadow: 0 0 12px rgba(212, 175, 55, 0.25);
  transform: translateY(-2px);
}

.courses-quick-count {
  font-family: var(--font-mono, monospace);
  font-size: 0.74rem;
  color: var(--text-secondary, #9aa2b1);
  white-space: nowrap;
}

/* --------------------------------------------------------------------------
   Sequential Course Cards Stream (One by One)
   -------------------------------------------------------------------------- */
.courses-stream-section {
  padding: 4.5rem 0 7rem;
  position: relative;
  background: #06080c;
}

.courses-stream-container {
  display: flex;
  flex-direction: column;
  gap: 4rem;
  max-width: 1280px;
  margin: 0 auto;
}

/* Individual Full Course Card */
.course-detail-card {
  background: #090c14;
  border: 1px solid rgba(212, 175, 55, 0.22);
  border-radius: var(--radius-lg, 8px);
  padding: 3rem;
  box-shadow: 0 25px 60px rgba(0, 0, 0, 0.9);
  position: relative;
  overflow: hidden;
  transition: all var(--trans-luxury, 0.4s cubic-bezier(0.16, 1, 0.3, 1));
}

.course-detail-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(90deg, transparent, var(--gold-primary, #d4af37), transparent);
  opacity: 0.85;
}

.course-detail-card:hover {
  border-color: rgba(212, 175, 55, 0.5);
  box-shadow: 0 30px 80px rgba(0, 0, 0, 0.95), var(--glow-gold-subtle);
  transform: translateY(-4px);
}

/* Top Meta Row */
.course-card-topbar {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 1.5rem;
  margin-bottom: 2rem;
  padding-bottom: 1.75rem;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  flex-wrap: wrap;
}

.course-card-top-left {
  display: flex;
  align-items: center;
  gap: 1.25rem;
  flex-wrap: wrap;
}

.course-num-badge {
  font-family: var(--font-serif, "Cinzel", Georgia, serif);
  font-size: 2.2rem;
  font-weight: 800;
  color: var(--gold-warm, #d4af37);
  line-height: 1;
}

.course-duration-badge {
  padding: 0.4rem 0.9rem;
  background: rgba(212, 175, 55, 0.1);
  border: 1px solid rgba(212, 175, 55, 0.35);
  border-radius: var(--radius-xs, 3px);
  font-family: var(--font-mono, monospace);
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--gold-light, #f3e8c8);
}

.course-card-top-right {
  display: flex;
  align-items: center;
  gap: 1rem;
}

/* Course Main Heading */
.course-card-title {
  font-family: var(--font-sans, "Space Grotesk", sans-serif);
  font-size: clamp(1.6rem, 2.5vw, 2.2rem);
  font-weight: 800;
  color: var(--ivory-warm, #f8f6f0);
  line-height: 1.2;
  letter-spacing: 0.01em;
  margin-bottom: 1rem;
}

.course-card-shortdesc {
  font-size: 1.15rem;
  color: var(--gold-light, #f3e8c8);
  font-style: italic;
  font-family: var(--font-serif, "Cinzel", serif);
  margin-bottom: 1.75rem;
  line-height: 1.6;
}

/* 2-Column Split: Detailed Info Left & Action Sidebar Right */
.course-card-grid {
  display: grid;
  grid-template-columns: 1.45fr 0.85fr;
  gap: 3.5rem;
  align-items: start;
}

.course-overview-text {
  font-size: 1.05rem;
  color: var(--text-secondary, #9aa2b1);
  line-height: 1.8;
  margin-bottom: 2.25rem;
}

/* Section Subheaders */
.course-subheading {
  font-family: var(--font-sans, "Space Grotesk", sans-serif);
  font-size: 1.05rem;
  font-weight: 800;
  color: var(--ivory-warm, #f8f6f0);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-bottom: 1rem;
  display: flex;
  align-items: center;
  gap: 0.6rem;
}

.course-subheading::before {
  content: '◈';
  color: var(--gold-warm, #d4af37);
  font-size: 0.85rem;
}

/* Module Grid */
.course-modules-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 0.85rem;
  margin-bottom: 2.25rem;
}

.course-module-item {
  display: flex;
  align-items: flex-start;
  gap: 0.65rem;
  padding: 0.8rem 1rem;
  background: rgba(16, 20, 32, 0.7);
  border: 1px solid rgba(255, 255, 255, 0.06);
  border-radius: var(--radius-xs, 3px);
  font-size: 0.88rem;
  color: var(--ivory-muted, #e5e0d4);
  line-height: 1.45;
  transition: all var(--trans-smooth, 0.25s ease);
}

.course-module-item:hover {
  background: rgba(212, 175, 55, 0.07);
  border-color: rgba(212, 175, 55, 0.25);
  transform: translateX(3px);
}

.module-check {
  color: var(--gold-warm, #d4af37);
  font-weight: 700;
  font-size: 0.95rem;
  line-height: 1.2;
}

/* Projects Showcase */
.course-projects-box {
  background: rgba(14, 18, 28, 0.85);
  border: 1px solid rgba(212, 175, 55, 0.18);
  border-radius: var(--radius-md, 6px);
  padding: 1.5rem;
  margin-bottom: 2.25rem;
}

.course-project-list {
  display: flex;
  flex-direction: column;
  gap: 0.65rem;
}

.course-project-item {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  font-size: 0.9rem;
  color: var(--ivory-warm, #f8f6f0);
}

.project-bolt {
  color: var(--gold-warm, #d4af37);
}

/* Outcomes Block */
.course-outcomes-box {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  margin-bottom: 1.5rem;
}

.course-outcome-item {
  font-size: 0.92rem;
  color: var(--text-secondary, #9aa2b1);
  line-height: 1.6;
  padding-left: 1.2rem;
  position: relative;
}

.course-outcome-item::before {
  content: '→';
  position: absolute;
  left: 0;
  color: var(--gold-warm, #d4af37);
  font-weight: 700;
}

/* Right Sidebar */
.course-sidebar-box {
  background: rgba(14, 18, 28, 0.9);
  border: 1px solid rgba(212, 175, 55, 0.25);
  border-radius: var(--radius-md, 6px);
  padding: 2rem;
  display: flex;
  flex-direction: column;
  gap: 1.75rem;
  position: sticky;
  top: calc(var(--nav-height, 70px) + 6rem);
}

.sidebar-audience-block h4 {
  font-family: var(--font-sans, sans-serif);
  font-size: 0.88rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--gold-light, #f3e8c8);
  margin-bottom: 0.5rem;
}

.sidebar-audience-block p {
  font-size: 0.9rem;
  color: var(--text-secondary, #9aa2b1);
  line-height: 1.6;
}

.sidebar-skills-block h4 {
  font-family: var(--font-sans, sans-serif);
  font-size: 0.88rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--gold-light, #f3e8c8);
  margin-bottom: 0.75rem;
}

.sidebar-skills-cloud {
  display: flex;
  flex-wrap: wrap;
  gap: 0.45rem;
}

.sidebar-skill-tag {
  font-size: 0.75rem;
  font-weight: 600;
  padding: 0.25rem 0.65rem;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: var(--radius-xs, 3px);
  color: var(--ivory-muted, #e5e0d4);
}

.sidebar-cta-group {
  display: flex;
  flex-direction: column;
  gap: 0.85rem;
  margin-top: 0.5rem;
}

/* Empty Search State */
.courses-empty-state {
  text-align: center;
  padding: 5rem 2rem;
  background: rgba(14, 18, 28, 0.5);
  border: 1px dashed rgba(212, 175, 55, 0.3);
  border-radius: var(--radius-lg, 8px);
}

.courses-empty-title {
  font-family: var(--font-serif, serif);
  font-size: 1.8rem;
  color: var(--ivory-warm, #f8f6f0);
  margin-bottom: 0.75rem;
}

.courses-empty-desc {
  font-size: 1.05rem;
  color: var(--text-secondary, #9aa2b1);
  margin-bottom: 1.75rem;
}

/* Responsive */
@media (max-width: 1024px) {
  .course-card-grid {
    grid-template-columns: 1fr;
    gap: 2.5rem;
  }
  .course-sidebar-box {
    position: static;
  }
}

@media (max-width: 768px) {
  .course-detail-card {
    padding: 2rem 1.5rem;
  }
  .course-modules-grid {
    grid-template-columns: 1fr;
  }
  .courses-filter-top {
    flex-direction: column;
    align-items: stretch;
  }
  .courses-search-box {
    max-width: 100%;
  }
}