/* ==========================================================================
   Quick Art Photography Academy — Decorated Course Structure Stylesheet
   ========================================================================== */

.course-structure-section {
  padding: 80px 0;
  background: #100d0a;
  color: #f8fafc;
  position: relative;
  overflow: hidden;
}

.course-structure-section::before {
  content: '';
  position: absolute;
  top: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 1000px;
  height: 400px;
  background: radial-gradient(circle, rgba(216, 161, 83, 0.08) 0%, transparent 70%);
  pointer-events: none;
}

.cs-container {
  max-width: 1140px;
  margin: 0 auto;
  padding: 0 24px;
  position: relative;
  z-index: 2;
  box-sizing: border-box;
}

/* Header */
.cs-header {
  text-align: center;
  max-width: 780px;
  margin: 0 auto 48px;
}

.cs-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(216, 161, 83, 0.12);
  border: 1px solid rgba(216, 161, 83, 0.35);
  color: #f0c78a;
  padding: 6px 16px;
  border-radius: 9999px;
  font-size: 11.5px;
  font-weight: 800;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  margin-bottom: 16px;
}

.cs-main-heading {
  font-size: clamp(28px, 4vw, 42px);
  font-weight: 900;
  color: #ffffff;
  line-height: 1.2;
  letter-spacing: -0.5px;
  margin: 0 0 14px;
  font-family: 'Plus Jakarta Sans', sans-serif;
}

.cs-main-heading .cs-gold {
  background: linear-gradient(135deg, #fce5b8 0%, #d8a153 50%, #b8860b 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.cs-subtitle {
  font-size: clamp(14px, 1.8vw, 16px);
  color: #94a3b8;
  line-height: 1.6;
  margin: 0;
}

/* Quick Specs Stats Bar */
.cs-stats-bar {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 16px;
  padding: 18px 24px;
  margin-bottom: 40px;
}

.cs-stat-item {
  display: flex;
  flex-direction: column;
  gap: 4px;
  text-align: center;
  border-right: 1px solid rgba(255, 255, 255, 0.08);
  opacity: 1 !important;
}

.cs-stat-item:last-child {
  border-right: none;
}

.cs-stat-val {
  font-size: 20px;
  font-weight: 800;
  color: #f5c879 !important;
  letter-spacing: -0.3px;
  opacity: 1 !important;
  transform: none !important;
  filter: none !important;
}

.cs-stat-label {
  font-size: 11.5px;
  color: #cbd5e1 !important;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  opacity: 1 !important;
}

/* Modules List */
.cs-modules-list {
  display: flex;
  flex-direction: column;
  gap: 18px;
}

.cs-mod-card {
  background: #1b1814;
  border: 1px solid rgba(255, 255, 255, 0.09);
  border-radius: 16px;
  overflow: hidden;
  transition: all 0.25s ease;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.35);
}

.cs-mod-card[open] {
  border-color: rgba(216, 161, 83, 0.4);
  box-shadow: 0 14px 40px rgba(0, 0, 0, 0.5), 0 0 25px rgba(216, 161, 83, 0.08);
}

.cs-mod-summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 20px 24px;
  cursor: pointer;
  user-select: none;
  list-style: none;
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.02) 0%, transparent 100%);
  transition: background 0.2s ease;
}

.cs-mod-summary::-webkit-details-marker {
  display: none;
}

.cs-mod-summary:hover {
  background: rgba(216, 161, 83, 0.04);
}

.cs-mod-left {
  display: flex;
  align-items: center;
  gap: 16px;
  flex: 1;
}

.cs-mod-num {
  font-size: 12px;
  font-weight: 800;
  color: #0b0b10;
  background: linear-gradient(135deg, #f0c78a 0%, #d8a153 100%);
  padding: 6px 12px;
  border-radius: 8px;
  white-space: nowrap;
  letter-spacing: 0.06em;
}

.cs-mod-title-group {
  display: flex;
  flex-direction: column;
  gap: 4px;
  text-align: left;
}

.cs-mod-title {
  font-size: 16.5px;
  font-weight: 800;
  color: #ffffff;
  line-height: 1.3;
}

.cs-mod-meta {
  font-size: 12px;
  color: #94a3b8;
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
}

.cs-mod-right {
  display: flex;
  align-items: center;
  gap: 14px;
}

/* Category Badges from PDF */
.cs-tag {
  font-size: 10px;
  font-weight: 800;
  letter-spacing: 0.12em;
  padding: 4px 10px;
  border-radius: 6px;
  text-transform: uppercase;
  white-space: nowrap;
}

.cs-tag-production {
  color: #60a5fa;
  background: rgba(96, 165, 250, 0.12);
  border: 1px solid rgba(96, 165, 250, 0.3);
}

.cs-tag-photo {
  color: #34d399;
  background: rgba(52, 211, 153, 0.12);
  border: 1px solid rgba(52, 211, 153, 0.3);
}

.cs-tag-retouch {
  color: #f472b6;
  background: rgba(244, 114, 182, 0.12);
  border: 1px solid rgba(244, 114, 182, 0.3);
}

.cs-tag-ai {
  color: #c084fc;
  background: rgba(192, 132, 252, 0.12);
  border: 1px solid rgba(192, 132, 252, 0.3);
}

.cs-tag-album {
  color: #fbbf24;
  background: rgba(251, 191, 36, 0.12);
  border: 1px solid rgba(251, 191, 36, 0.3);
}

.cs-tag-edius {
  color: #38bdf8;
  background: rgba(56, 189, 248, 0.12);
  border: 1px solid rgba(56, 189, 248, 0.3);
}

.cs-tag-premiere {
  color: #a78bfa;
  background: rgba(167, 139, 250, 0.12);
  border: 1px solid rgba(167, 139, 250, 0.3);
}

.cs-tag-cinematic {
  color: #f59e0b;
  background: rgba(245, 158, 11, 0.12);
  border: 1px solid rgba(245, 158, 11, 0.3);
}

.cs-tag-reels {
  color: #fb7185;
  background: rgba(251, 113, 133, 0.12);
  border: 1px solid rgba(251, 113, 133, 0.3);
}

.cs-tag-color {
  color: #4ade80;
  background: rgba(74, 222, 128, 0.12);
  border: 1px solid rgba(74, 222, 128, 0.3);
}

.cs-tag-capstone {
  color: #f97316;
  background: rgba(249, 115, 22, 0.12);
  border: 1px solid rgba(249, 115, 22, 0.3);
}

.cs-tag-bonus {
  color: #10b981;
  background: rgba(16, 185, 129, 0.16);
  border: 1px solid rgba(16, 185, 129, 0.35);
}

.cs-chevron {
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.1);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 13px;
  color: #cbd5e1;
  transition: transform 0.25s ease, background 0.2s ease;
  flex-shrink: 0;
}

.cs-mod-card[open] .cs-chevron {
  transform: rotate(180deg);
  background: rgba(216, 161, 83, 0.2);
  color: #f0c78a;
  border-color: rgba(216, 161, 83, 0.4);
}

/* Module Body */
.cs-mod-body {
  padding: 0 24px 24px;
  border-top: 1px solid rgba(255, 255, 255, 0.06);
  text-align: left;
}

.cs-mod-desc {
  font-size: 13.5px;
  color: #cbd5e1;
  line-height: 1.6;
  padding: 16px 0 14px;
  margin: 0;
}

.cs-lessons-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px 16px;
  margin-bottom: 20px;
}

.cs-lesson-item {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  background: rgba(255, 255, 255, 0.02);
  border: 1px solid rgba(255, 255, 255, 0.05);
  border-radius: 10px;
  padding: 10px 14px;
  font-size: 13px;
  color: #e2e8f0;
  line-height: 1.4;
}

.cs-lesson-item .l-icon {
  color: #34d399;
  font-weight: 800;
  font-size: 11px;
  margin-top: 2px;
  flex-shrink: 0;
}

.cs-lesson-item strong {
  color: #ffffff;
}

/* Card Bottom Highlight Strip */
.cs-mod-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  padding-top: 14px;
  border-top: 1px dashed rgba(255, 255, 255, 0.08);
  flex-wrap: wrap;
}

.cs-project-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 12px;
  color: #f0c78a;
  background: rgba(216, 161, 83, 0.08);
  border: 1px solid rgba(216, 161, 83, 0.25);
  padding: 5px 12px;
  border-radius: 8px;
}

.cs-assets-tag {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 11.5px;
  color: #94a3b8;
}

.cs-assets-tag .a-icon {
  font-size: 13px;
}

/* Call to Action Banner below Course Structure */
.cs-cta-banner,
.cs-action-banner {
  margin-top: 48px;
  background: linear-gradient(135deg, rgba(216, 161, 83, 0.18) 0%, rgba(27, 24, 20, 0.95) 100%);
  border: 1px solid rgba(216, 161, 83, 0.4);
  border-radius: 20px;
  padding: 36px 40px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  flex-wrap: wrap;
  text-align: left;
  box-shadow: 0 16px 40px rgba(0, 0, 0, 0.4), 0 0 30px rgba(216, 161, 83, 0.1);
}

.cs-cta-content,
.cs-action-content {
  flex: 1;
  min-width: 280px;
}

.cs-cta-content h3,
.cs-action-content h3 {
  font-size: 24px;
  font-weight: 800;
  color: #ffffff !important;
  margin: 0 0 8px;
  letter-spacing: -0.3px;
}

.cs-cta-content p,
.cs-action-content p {
  font-size: 14.5px;
  color: #cbd5e1 !important;
  margin: 0;
  line-height: 1.6;
}

.cs-action-btn,
.btn-cs-enroll {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  background: linear-gradient(135deg, #f5d089 0%, #d8a153 50%, #b8860b 100%);
  color: #0b0b10 !important;
  font-size: 15px;
  font-weight: 800;
  padding: 14px 30px;
  border-radius: 9999px;
  text-decoration: none !important;
  box-shadow: 0 10px 25px rgba(216, 161, 83, 0.4);
  transition: all 0.25s ease;
  white-space: nowrap;
  flex-shrink: 0;
}

.cs-action-btn:hover,
.btn-cs-enroll:hover {
  transform: translateY(-2px);
  box-shadow: 0 14px 32px rgba(216, 161, 83, 0.6);
  color: #000000 !important;
}

/* Detailed Lessons List in Accordion */
.cs-lessons-list {
  list-style: none;
  padding: 0;
  margin: 12px 0 0;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.cs-lesson-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid rgba(255, 255, 255, 0.06);
  border-radius: 12px;
  padding: 12px 18px;
  transition: all 0.2s ease;
}

.cs-lesson-item:hover {
  background: rgba(216, 161, 83, 0.06);
  border-color: rgba(216, 161, 83, 0.25);
}

.cs-lesson-left {
  display: flex;
  align-items: flex-start;
  gap: 14px;
  flex: 1;
}

.cs-lesson-bullet {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: #d8a153;
  margin-top: 6px;
  flex-shrink: 0;
  box-shadow: 0 0 8px rgba(216, 161, 83, 0.6);
}

.cs-lesson-details {
  display: flex;
  flex-direction: column;
  gap: 3px;
}

.cs-lesson-title {
  font-size: 14px;
  font-weight: 700;
  color: #f8fafc;
  line-height: 1.35;
}

.cs-lesson-desc {
  font-size: 12px;
  color: #94a3b8;
  line-height: 1.45;
}

.cs-lesson-right {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-shrink: 0;
}

.cs-lesson-tag {
  font-size: 10.5px;
  font-weight: 700;
  color: #f0c78a;
  background: rgba(216, 161, 83, 0.12);
  border: 1px solid rgba(216, 161, 83, 0.3);
  padding: 3px 8px;
  border-radius: 6px;
  white-space: nowrap;
}

.cs-lesson-dur {
  font-size: 11.5px;
  font-weight: 600;
  color: #64748b;
  white-space: nowrap;
}

.btn-cs-enroll:hover {
  transform: translateY(-2px);
  box-shadow: 0 14px 30px rgba(217, 119, 6, 0.5);
}

.btn-cs-syllabus {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.15);
  color: #e2e8f0;
  font-size: 13.5px;
  font-weight: 600;
  padding: 12px 22px;
  border-radius: 9999px;
  text-decoration: none;
  transition: all 0.2s ease;
}

.btn-cs-syllabus:hover {
  background: rgba(255, 255, 255, 0.1);
  color: #ffffff;
}

/* ================= Responsive Rules ================= */
@media (max-width: 960px) {
  .cs-stats-bar {
    grid-template-columns: repeat(2, 1fr);
    gap: 14px;
  }
  .cs-stat-item:nth-child(2) {
    border-right: none;
  }
  .cs-lessons-grid {
    grid-template-columns: 1fr;
    gap: 8px;
  }
  .cs-cta-banner {
    flex-direction: column;
    align-items: flex-start;
    padding: 24px 20px;
  }
}

@media (max-width: 640px) {
  .course-structure-section {
    padding: 50px 0;
  }
  .cs-container {
    padding: 0 16px;
  }
  .cs-header {
    margin-bottom: 32px;
  }
  .cs-stats-bar {
    grid-template-columns: 1fr 1fr;
    padding: 14px 12px;
    gap: 10px;
  }
  .cs-stat-val {
    font-size: 17px !important;
    opacity: 1 !important;
    color: #f5c879 !important;
  }
  .cs-stat-label {
    font-size: 10px !important;
    opacity: 1 !important;
    color: #cbd5e1 !important;
  }
  .cs-mod-summary {
    padding: 16px 14px;
    gap: 10px;
  }
  .cs-mod-left {
    gap: 10px;
  }
  .cs-mod-num {
    font-size: 10.5px;
    padding: 4px 8px;
  }
  .cs-mod-title {
    font-size: 14.5px;
  }
  .cs-mod-right {
    gap: 8px;
  }
  .cs-tag {
    font-size: 9px;
    padding: 3px 6px;
  }
  .cs-chevron {
    width: 24px;
    height: 24px;
    font-size: 11px;
  }
  .cs-mod-body {
    padding: 0 14px 18px;
  }
  .cs-mod-desc {
    font-size: 12.5px;
    padding: 12px 0 10px;
  }
  .cs-lesson-item {
    font-size: 12px;
    padding: 8px 10px;
  }
  .cs-mod-footer {
    flex-direction: column;
    align-items: flex-start;
    gap: 8px;
  }
  .cs-project-badge {
    font-size: 11px;
  }
  .cs-assets-tag {
    font-size: 10.5px;
  }
  .btn-cs-enroll {
    width: 100%;
    justify-content: center;
  }
  .btn-cs-syllabus {
    width: 100%;
    justify-content: center;
  }
}