/* ==========================================================================
   NeedTech IT — Course Marketplace & Course Single Stylesheet
   ========================================================================== */

/* --------------------------------------------------------------------------
   1. Course Marketplace / Archive Page (courses.html)
   -------------------------------------------------------------------------- */
.archive-hero {
  background: var(--nt-gradient-hero-bg);
  padding: 4rem 0 3rem 0;
  border-bottom: 1px solid var(--nt-border);
  text-align: center;
}

.archive-hero h1 {
  margin-bottom: 0.75rem;
}

.archive-hero p {
  color: var(--nt-text-muted);
  font-size: 1.1rem;
  max-width: 600px;
  margin: 0 auto 2rem auto;
}

.marketplace-search-bar {
  max-width: 640px;
  margin: 0 auto;
  position: relative;
  display: flex;
  align-items: center;
}

.marketplace-search-input {
  width: 100%;
  padding: 16px 20px 16px 52px;
  border-radius: var(--radius-pill);
  border: 1.5px solid var(--nt-border);
  background: var(--nt-surface);
  box-shadow: var(--shadow-md);
  font-size: 1rem;
  transition: all var(--transition-fast);
}

.marketplace-search-input:focus {
  border-color: var(--nt-primary);
  box-shadow: 0 0 0 4px var(--nt-primary-10);
}

.marketplace-search-icon {
  position: absolute;
  left: 20px;
  color: var(--nt-text-muted);
  font-size: 1.2rem;
  pointer-events: none;
}

/* Marketplace Layout (Clean Full Width - No Sidebar) */
.marketplace-layout {
  padding: 3.5rem 0 5rem 0;
}

.marketplace-content {
  width: 100%;
}

.marketplace-grid-wrap {
  width: 100%;
}

/* Sidebar Filters */
.marketplace-sidebar {
  background: var(--nt-surface);
  border: 1px solid var(--nt-border);
  border-radius: var(--radius-xl);
  padding: 24px;
  box-shadow: var(--shadow-sm);
  position: sticky;
  top: 96px;
}

.filter-group {
  margin-bottom: 24px;
  padding-bottom: 20px;
  border-bottom: 1px solid var(--nt-border-light);
}

.filter-group:last-child {
  margin-bottom: 0;
  padding-bottom: 0;
  border-bottom: none;
}

.filter-title {
  font-size: 1rem;
  font-weight: 700;
  color: var(--nt-text-heading);
  margin-bottom: 14px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.filter-options {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.filter-label {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 0.92rem;
  color: var(--nt-text-body);
  cursor: pointer;
  user-select: none;
}

.filter-label input[type="checkbox"],
.filter-label input[type="radio"] {
  accent-color: var(--nt-primary);
  width: 16px;
  height: 16px;
  cursor: pointer;
}

.filter-count {
  margin-left: auto;
  font-size: 0.8rem;
  color: var(--nt-text-subtle);
}

.filter-reset-btn {
  width: 100%;
  margin-top: 16px;
}

/* Toolbar & Catalog Header */
.catalog-toolbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 24px;
  flex-wrap: wrap;
  gap: 16px;
}

.catalog-count-text {
  font-size: 0.95rem;
  color: var(--nt-text-muted);
}

.catalog-count-text strong {
  color: var(--nt-text-heading);
}

.catalog-sort-wrap {
  display: flex;
  align-items: center;
  gap: 12px;
}

.catalog-sort-select {
  padding: 8px 16px;
  border-radius: var(--radius-md);
  border: 1px solid var(--nt-border);
  background: var(--nt-surface);
  font-size: 0.9rem;
  color: var(--nt-text-heading);
  cursor: pointer;
}

/* Catalog Cards Grid (Full-width Spacious Grid) */
.catalog-courses-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 30px;
}

@media (max-width: 1080px) {
  .catalog-courses-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 24px;
  }
}

@media (max-width: 680px) {
  .catalog-courses-grid {
    grid-template-columns: 1fr;
    gap: 20px;
  }
}

.catalog-courses-grid .course-card {
  max-width: 100%;
  width: 100%;
}

.pagination-wrap {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  margin-top: 3.5rem;
}

.pagination-item {
  width: 40px;
  height: 40px;
  border-radius: var(--radius-md);
  border: 1px solid var(--nt-border);
  background: var(--nt-surface);
  color: var(--nt-text-heading);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 600;
  font-size: 0.95rem;
  cursor: pointer;
  transition: all var(--transition-fast);
}

.pagination-item:hover {
  border-color: var(--nt-primary);
  color: var(--nt-primary);
}

.pagination-item.active {
  background: var(--nt-primary);
  color: #fff;
  border-color: var(--nt-primary);
}

/* --------------------------------------------------------------------------
   2. Course Single Sales Landing Page (course-single.html)
   -------------------------------------------------------------------------- */
.single-course-hero {
  background: var(--nt-dark);
  color: #fff;
  padding: 3.5rem 0 4rem 0;
  position: relative;
}

.course-breadcrumbs {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.85rem;
  color: var(--nt-dark-muted);
  margin-bottom: 1.25rem;
}

.course-breadcrumbs a {
  color: var(--nt-dark-muted);
}

.course-breadcrumbs a:hover {
  color: var(--nt-secondary);
}

.course-header-content {
  max-width: 740px;
}

.course-header-badges {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 1rem;
}

.single-course-title {
  color: #fff;
  font-size: clamp(2rem, 3.5vw, 2.75rem);
  line-height: 1.25;
  margin-bottom: 1rem;
}

.single-course-subtitle {
  color: var(--nt-dark-muted);
  font-size: 1.1rem;
  line-height: 1.6;
  margin-bottom: 1.5rem;
}

.course-meta-header {
  display: flex;
  align-items: center;
  gap: 20px;
  font-size: 0.9rem;
  color: #e2e8f0;
  flex-wrap: wrap;
}

.meta-instructor {
  display: flex;
  align-items: center;
  gap: 8px;
}

.meta-instructor img {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  object-fit: cover;
}

/* Single Course Main Content Layout */
.single-course-layout {
  padding: 3rem 0 5rem 0;
}

.single-course-grid {
  display: grid;
  grid-template-columns: 1fr 380px;
  gap: 48px;
  align-items: flex-start;
}

/* Sticky Enrollment Card */
.sticky-enrollment-card {
  background: var(--nt-surface);
  border: 1px solid var(--nt-border);
  border-radius: var(--radius-xl);
  overflow: hidden;
  box-shadow: var(--shadow-xl);
  position: sticky;
  top: 96px;
  z-index: 100;
}

.preview-media {
  position: relative;
  aspect-ratio: 16/9;
  background-color: var(--nt-dark);
}

.preview-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.preview-play-btn {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 56px;
  height: 56px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.95);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--nt-primary);
  font-size: 1.3rem;
  cursor: pointer;
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.3);
  transition: transform var(--transition-fast);
}

.preview-play-btn:hover {
  transform: translate(-50%, -50%) scale(1.1);
  background: var(--nt-primary);
  color: #fff;
}

.enrollment-card-body {
  padding: 24px;
}

.card-pricing-row {
  display: flex;
  align-items: baseline;
  gap: 12px;
  margin-bottom: 1.25rem;
}

.card-price-current {
  font-family: var(--font-heading);
  font-size: 2.25rem;
  font-weight: 800;
  color: var(--nt-text-heading);
}

.card-price-old {
  font-size: 1.15rem;
  color: #94a3b8;
  text-decoration: line-through;
  font-weight: 600;
}

.pricing-old-row {
  display: flex;
  align-items: center;
  gap: 10px;
}

.course-card-old-price {
  color: #94a3b8;
  font-weight: 600;
  font-size: 0.88rem;
  text-decoration: line-through;
  margin: 0 4px;
}

.enrollment-actions {
  display: flex;
  flex-direction: column;
  gap: 10px;
  margin-bottom: 1.5rem;
}

.enrollment-actions .nt-btn {
  width: 100%;
}

.money-back-note {
  font-size: 0.82rem;
  color: var(--nt-text-muted);
  text-align: center;
  margin-bottom: 1.5rem;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
}

.course-includes-block {
  border-top: 1px solid var(--nt-border-light);
  padding-top: 1.25rem;
}

.course-includes-title {
  font-size: 0.92rem;
  font-weight: 700;
  color: var(--nt-text-heading);
  margin-bottom: 12px;
}

.includes-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.includes-item {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 0.88rem;
  color: var(--nt-text-body);
}

.includes-icon {
  color: var(--nt-primary);
  font-weight: 700;
  font-size: 0.95rem;
}

/* Single Course Main Content Area */
.course-main-content {
  display: flex;
  flex-direction: column;
  gap: 48px;
}

.single-card-block {
  background: var(--nt-surface);
  border: 1px solid var(--nt-border);
  border-radius: var(--radius-xl);
  padding: 36px;
  box-shadow: var(--shadow-sm);
}

.block-title {
  font-size: 1.45rem;
  margin-bottom: 20px;
}

/* What You'll Learn Grid */
.learn-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}

.learn-item {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  font-size: 0.95rem;
  color: var(--nt-text-body);
}

.learn-icon {
  color: var(--nt-success);
  font-weight: 700;
  font-size: 1.1rem;
  flex-shrink: 0;
  margin-top: 2px;
}

/* Curriculum Accordion */
.curriculum-meta-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 18px;
  font-size: 0.9rem;
  color: var(--nt-text-muted);
}

.curriculum-list {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.curriculum-module {
  border: 1px solid var(--nt-border);
  border-radius: var(--radius-lg);
  overflow: hidden;
}

.module-header {
  padding: 16px 20px;
  background: var(--nt-surface-muted);
  display: flex;
  align-items: center;
  justify-content: space-between;
  cursor: pointer;
  user-select: none;
  font-weight: 700;
  font-size: 1rem;
}

.module-title-wrap {
  display: flex;
  align-items: center;
  gap: 10px;
}

.module-meta {
  font-size: 0.85rem;
  color: var(--nt-text-muted);
  font-weight: 500;
}

.module-body {
  padding: 0 20px;
  display: none;
  background: var(--nt-surface);
}

.curriculum-module.open .module-body {
  display: block;
}

.lesson-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 12px 0;
  border-bottom: 1px solid var(--nt-border-light);
  font-size: 0.92rem;
}

.lesson-row:last-child {
  border-bottom: none;
}

.lesson-title-wrap {
  display: flex;
  align-items: center;
  gap: 10px;
}

.lesson-icon {
  color: var(--nt-primary);
  font-size: 0.9rem;
}

.lesson-preview-tag {
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--nt-primary);
  background: var(--nt-primary-10);
  padding: 2px 8px;
  border-radius: var(--radius-sm);
  cursor: pointer;
}

/* Reviews Breakdown */
.reviews-overview {
  display: grid;
  grid-template-columns: 200px 1fr;
  gap: 36px;
  align-items: center;
  margin-bottom: 24px;
}

.rating-big-box {
  text-align: center;
  padding: 24px;
  background: var(--nt-surface-muted);
  border-radius: var(--radius-lg);
}

.rating-big-num {
  font-family: var(--font-heading);
  font-size: 3.5rem;
  font-weight: 800;
  color: var(--nt-text-heading);
  line-height: 1;
}

.rating-bars-list {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.rating-bar-row {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 0.85rem;
  color: var(--nt-text-muted);
}

.bar-track {
  flex-grow: 1;
  height: 8px;
  background: var(--nt-surface-muted);
  border-radius: var(--radius-pill);
  overflow: hidden;
}

.bar-fill {
  height: 100%;
  background: #f59e0b;
  border-radius: var(--radius-pill);
}

/* ==========================================================================
   Single Course Enhanced Layout (Highlights, Tools, Audience, Roadmap, FAQ)
   ========================================================================== */
.course-feature-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 16px;
  margin-top: 24px;
}

.course-feature-item {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 16px 20px;
  background: var(--nt-surface-muted, #f8fafc);
  border: 1px solid var(--nt-border, #e2e8f0);
  border-radius: var(--radius-lg, 12px);
  font-weight: 600;
  color: var(--nt-text-heading, #0f172a);
  font-size: 0.95rem;
}

.course-feature-icon {
  font-size: 1.4rem;
  flex-shrink: 0;
}

.tools-badges-wrap {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 14px;
}

.tool-badge-pill {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 16px;
  border-radius: 9999px;
  background: #f1f5f9;
  border: 1px solid #e2e8f0;
  font-size: 0.9rem;
  font-weight: 600;
  color: #1e293b;
  transition: all 0.2s ease;
}

.tool-badge-pill:hover {
  background: #e2e8f0;
  border-color: #cbd5e1;
  transform: translateY(-2px);
}

.audience-list, .prereq-list {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.audience-item, .prereq-item {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  font-size: 0.98rem;
  color: var(--nt-text-body, #334155);
  line-height: 1.6;
}

.audience-item-icon {
  color: #0b5fff;
  font-weight: 700;
  flex-shrink: 0;
  font-size: 1.1rem;
}

.roadmap-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 16px;
  margin-top: 16px;
}

.roadmap-step-card {
  padding: 20px;
  background: #f8fafc;
  border: 1px solid #e2e8f0;
  border-radius: 14px;
  border-left: 4px solid #0b5fff;
}

.roadmap-step-title {
  font-weight: 700;
  color: #0f172a;
  font-size: 1rem;
  margin-bottom: 6px;
  display: flex;
  align-items: center;
  gap: 8px;
}

.roadmap-step-desc {
  font-size: 0.88rem;
  color: #64748b;
  margin: 0;
  line-height: 1.6;
}

.course-faq-list {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.faq-card {
  border: 1px solid #e2e8f0;
  border-radius: 12px;
  overflow: hidden;
  background: #ffffff;
}

.faq-header {
  padding: 16px 20px;
  background: #f8fafc;
  font-weight: 700;
  font-size: 1rem;
  color: #0f172a;
  display: flex;
  justify-content: space-between;
  align-items: center;
  cursor: pointer;
  user-select: none;
  transition: background 0.2s ease;
}

.faq-header:hover {
  background: #f1f5f9;
}

.faq-body {
  padding: 18px 20px;
  border-top: 1px solid #e2e8f0;
  font-size: 0.95rem;
  color: #475569;
  line-height: 1.7;
}

.whatsapp-consult-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  width: 100%;
  padding: 12px 18px;
  border-radius: 8px;
  background: rgba(16, 185, 129, 0.12);
  color: #059669;
  border: 1px solid rgba(16, 185, 129, 0.3);
  font-weight: 700;
  font-size: 0.92rem;
  text-decoration: none;
  transition: all 0.2s ease;
  margin-top: 10px;
}

.whatsapp-consult-btn:hover {
  background: #10b981;
  color: #ffffff;
}

.join-seminar-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  width: 100%;
  padding: 12px 18px;
  border-radius: 8px;
  background: rgba(14, 165, 233, 0.12);
  color: #0284c7;
  border: 1.5px solid rgba(14, 165, 233, 0.35);
  font-weight: 700;
  font-size: 0.95rem;
  text-decoration: none;
  transition: all 0.25s ease;
  margin-top: 10px;
  cursor: pointer;
}

.join-seminar-btn:hover {
  background: #0284c7;
  color: #ffffff;
  border-color: #0284c7;
  box-shadow: 0 6px 18px rgba(2, 132, 199, 0.3);
  transform: translateY(-1px);
}

@media (max-width: 768px) {
  .course-feature-grid,
  .learn-grid,
  .roadmap-grid {
    grid-template-columns: 1fr;
  }
}

/* --------------------------------------------------------------------------
   Courses Archive SEO Enhancements (Why, FAQ, CTA)
   -------------------------------------------------------------------------- */
.courses-breadcrumbs {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.88rem;
  color: var(--nt-text-muted);
  margin-bottom: 16px;
  justify-content: center;
}

.courses-breadcrumbs a {
  color: var(--nt-primary);
  text-decoration: none;
  font-weight: 500;
}

.courses-breadcrumbs a:hover {
  text-decoration: underline;
}

.courses-filter-tabs {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  justify-content: center;
  margin-top: 24px;
}

.courses-why-section {
  padding: 5rem 0;
  background: #ffffff;
  border-top: 1px solid var(--nt-border);
}

.courses-why-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
  margin-top: 2.5rem;
}

.courses-why-card {
  background: #f8fafc;
  border: 1px solid #e2e8f0;
  border-radius: 16px;
  padding: 28px 24px;
  transition: transform 0.25s ease, box-shadow 0.25s ease, border-color 0.25s ease;
  display: flex;
  flex-direction: column;
}

.courses-why-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 12px 28px -6px rgba(11, 95, 255, 0.12);
  border-color: #93c5fd;
  background: #ffffff;
}

.courses-why-icon {
  width: 48px;
  height: 48px;
  border-radius: 12px;
  background: rgba(11, 95, 255, 0.1);
  color: #0b5fff;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  margin-bottom: 18px;
}

.courses-why-card h3 {
  font-size: 1.15rem;
  font-weight: 700;
  color: #0f172a;
  margin-bottom: 10px;
  line-height: 1.35;
}

.courses-why-card p {
  font-size: 0.92rem;
  color: #475569;
  line-height: 1.6;
  margin: 0;
}

.courses-faq-section {
  padding: 5rem 0;
  background: #f8fafc;
  border-top: 1px solid var(--nt-border);
}

.courses-cta-section {
  padding: 4.5rem 0;
  background: linear-gradient(135deg, #0F172A 0%, #1E293B 100%);
  color: #ffffff;
  text-align: center;
  position: relative;
  overflow: hidden;
}

.courses-cta-box {
  max-width: 760px;
  margin: 0 auto;
}

.courses-cta-box h2 {
  color: #ffffff;
  font-size: 2.2rem;
  font-weight: 800;
  margin-bottom: 14px;
  line-height: 1.3;
}

.courses-cta-box p {
  color: #94a3b8;
  font-size: 1.05rem;
  line-height: 1.65;
  margin-bottom: 26px;
}

.courses-cta-actions {
  display: flex;
  align-items: center;
  justify-content: center;
  flex-wrap: wrap;
  gap: 14px;
}

@media (max-width: 991px) {
  .courses-why-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 640px) {
  .courses-why-grid {
    grid-template-columns: 1fr;
  }
  .courses-cta-box h2 {
    font-size: 1.65rem;
  }
  .courses-cta-actions {
    flex-direction: column;
    width: 100%;
  }
  .courses-cta-actions a,
  .courses-cta-actions button {
    width: 100%;
    justify-content: center;
  }
}