/* --- Premium Cyber-Neon Project & Course Style --- */

:root {
  --dark-overlay: linear-gradient(to bottom, rgba(5, 5, 5, 0.4) 0%, rgba(5, 5, 5, 0.9) 100%);
}

body#page-top {
  padding-top: 0;
  background-color: var(--bg-color);
  font-family: var(--font-sans);
  color: var(--text-main);
}

/* Hero Section */
.project-hero-header {
  position: relative;
  height: 55vh;
  min-height: 380px;
  background-color: #0c0c12;
  background-size: cover;
  background-position: center;
  display: flex;
  align-items: flex-end;
  color: white;
  margin-bottom: -60px;
  padding-bottom: 100px;
  border-bottom: 1px solid rgba(0, 255, 135, 0.15);
}

.hero-overlay {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: var(--dark-overlay);
  z-index: 1;
}

.hero-content {
  position: relative;
  z-index: 2;
  width: 100%;
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 2rem;
  animation: fadeInUp 0.8s cubic-bezier(0.25, 1, 0.5, 1);
}

@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.project-hero-header a, #backToProjectLink {
  color: #ffffff !important;
  transition: all 0.3s ease;
  font-size: 0.95rem;
  text-decoration: none;
}

.project-hero-header a:hover, #backToProjectLink:hover {
  color: var(--primary-glow) !important;
  text-shadow: 0 0 10px rgba(0, 255, 135, 0.4);
}

.project-hero-header a i, #backToProjectLink i {
  transition: transform 0.3s ease;
}

.project-hero-header a:hover i, #backToProjectLink:hover i {
  transform: translateX(-4px);
}

#projectTitle {
  font-family: var(--font-sans);
  font-size: 3rem;
  font-weight: 800;
  margin-bottom: 0.5rem;
  text-shadow: 0 0 25px rgba(0, 255, 135, 0.25);
  background: linear-gradient(90deg, #ffffff, var(--primary-glow));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

#projectSubtitle {
  font-size: 1.3rem;
  font-weight: 300;
  color: var(--text-muted) !important;
  letter-spacing: 0.5px;
}

/* Main Content Container */
#projectRoot, #courseRoot {
  position: relative;
  z-index: 3;
  max-width: 1100px;
}

/* Content Panel (Glassmorphism) */
.project-content-panel {
  background: var(--surface-color);
  backdrop-filter: var(--glass-blur);
  -webkit-backdrop-filter: var(--glass-blur);
  border: 1px solid var(--surface-border);
  box-shadow: var(--glass-shadow);
  border-radius: 20px;
  padding: 3rem;
  margin-bottom: 4rem;
  transition: border-color 0.3s ease, box-shadow 0.3s ease;
}

.project-content-panel:hover {
  border-color: rgba(0, 255, 135, 0.2);
  box-shadow: 0 10px 40px rgba(0, 255, 135, 0.1);
}

/* Typography & Details */
.project-meta-label {
  text-transform: uppercase;
  font-size: 0.75rem;
  letter-spacing: 1px;
  color: var(--text-muted);
  font-weight: 700;
  margin-bottom: 0.5rem;
  display: block;
}

#projectDescription {
  font-size: 1.05rem;
  line-height: 1.8;
  color: var(--text-main) !important;
  margin-bottom: 2rem;
  text-align: justify;
}

#projectDescription p {
  color: var(--text-main) !important;
  font-size: inherit;
  line-height: inherit;
}

/* Tech Badges */
.tech-badges-container {
  display: flex;
  flex-wrap: wrap;
  gap: 0.8rem;
  margin-bottom: 2rem;
}

.tech-pill {
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(0, 255, 135, 0.2);
  color: var(--primary-glow);
  padding: 0.4rem 1rem;
  border-radius: 50px;
  font-weight: 600;
  font-size: 0.85rem;
  transition: all 0.3s ease;
  text-shadow: 0 0 5px rgba(0, 255, 135, 0.2);
}

.tech-pill:hover {
  background: rgba(0, 255, 135, 0.1);
  border-color: var(--primary-glow);
  color: #fff;
  transform: translateY(-2px);
  box-shadow: 0 0 15px rgba(0, 255, 135, 0.35);
}

/* Course Content Box */
#projectCourseContent {
  background: rgba(20, 20, 25, 0.5);
  border: 1px solid var(--surface-border);
  border-left: 4px solid var(--secondary-glow);
  border-radius: 8px;
  padding: 1.5rem;
  margin-top: 1.5rem;
  color: var(--text-main);
  box-shadow: var(--glass-shadow);
}

#projectCourseContent p {
  margin: 0;
  color: var(--text-main);
}

#projectCourseContent ul {
  margin-bottom: 0;
}

#projectCourseContent li {
  color: var(--text-muted);
  margin-bottom: 0.5rem;
}

#projectCourseContent li:last-child {
  margin-bottom: 0;
}

#projectCourseContent li i.text-success {
  color: var(--primary-glow) !important;
}

/* Custom styled buttons */
.btn-outline-secondary {
  border: 1px solid rgba(255, 255, 255, 0.1) !important;
  color: var(--text-muted) !important;
  border-radius: 8px;
  transition: all 0.3s ease;
  background: rgba(255, 255, 255, 0.02) !important;
  padding: 0.6rem 1.2rem !important;
  font-size: 0.85rem !important;
  letter-spacing: 0.05rem !important;
}

.btn-outline-secondary:hover {
  background: rgba(255, 255, 255, 0.08) !important;
  color: #fff !important;
  border-color: rgba(255, 255, 255, 0.3) !important;
  transform: translateY(-2px);
}

/* Not Found */
#notFound, #courseNotFound {
  padding-top: 100px;
  color: var(--text-muted);
}

/* Responsive adjustments */
@media (max-width: 991px) {
  .project-hero-header {
    height: auto;
    min-height: 320px;
    padding-top: 120px;
    padding-bottom: 80px;
  }

  #projectTitle {
    font-size: 2.2rem;
  }

  #projectSubtitle {
    font-size: 1.1rem;
  }
}

@media (max-width: 575px) {
  #projectRoot, #courseRoot {
    padding-left: 1rem;
    padding-right: 1rem;
  }
  
  .project-content-panel {
    padding: 2rem 1.5rem;
  }
}

* {
  word-wrap: break-word;
  overflow-wrap: break-word;
}

/* --- Interactive Terminal Workspace Styling --- */

.terminal-window {
  background: rgba(12, 12, 18, 0.85);
  backdrop-filter: var(--glass-blur);
  -webkit-backdrop-filter: var(--glass-blur);
  border: 1px solid rgba(0, 255, 135, 0.2);
  border-radius: 16px;
  overflow: hidden;
  box-shadow: 0 15px 35px rgba(0, 0, 0, 0.5), 0 0 25px rgba(0, 255, 135, 0.05);
  margin-bottom: 4rem;
}

.terminal-header {
  background: rgba(20, 20, 30, 0.85);
  border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

.terminal-controls {
  display: flex;
  gap: 6px;
}

.terminal-btn {
  width: 12px;
  height: 12px;
  border-radius: 50%;
  display: inline-block;
}

.tb-close { background: #ff5f56; }
.tb-min { background: #ffbd2e; }
.tb-max { background: #27c93f; }

.chapter-item {
  border: 1px solid transparent;
  cursor: pointer;
  transition: all 0.2s ease;
}

.chapter-item:hover {
  background: rgba(0, 255, 135, 0.06);
  border-color: rgba(0, 255, 135, 0.15);
}

.chapter-item:hover span {
  color: var(--primary-glow) !important;
}

.chapter-item.active-chapter {
  background: rgba(0, 255, 135, 0.1);
  border-color: rgba(0, 255, 135, 0.3);
}

.chapter-item.active-chapter span {
  color: #ffffff !important;
  font-weight: 500;
}

.cursor-pointer {
  cursor: pointer;
}

/* Custom terminal output style */
.terminal-body {
  background: #08080c;
  color: #00ff87;
  font-family: var(--font-mono);
  box-shadow: inset 0 0 10px rgba(0,0,0,0.8);
}

/* Scrollbar customization for laboratory index */
#curriculumContainer::-webkit-scrollbar {
  width: 5px;
}

#curriculumContainer::-webkit-scrollbar-track {
  background: transparent;
}

#curriculumContainer::-webkit-scrollbar-thumb {
  background: rgba(0, 255, 135, 0.2);
  border-radius: 10px;
}

#curriculumContainer::-webkit-scrollbar-thumb:hover {
  background: var(--primary-glow);
}