.details-container {
  max-width: 900px;
  margin: 4rem auto 6rem auto;
}

.back-btn-row {
  margin-bottom: 2rem;
}

.detail-header {
  display: flex;
  flex-direction: column;
  gap: 1rem;
  margin-bottom: 2.5rem;
}

.detail-badge-row {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  flex-wrap: wrap;
}

.project-badge {
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  padding: 0.3rem 0.8rem;
  border-radius: 6px;
  background: rgba(163, 230, 53, 0.08);
  color: var(--lime);
  border: 1px solid rgba(163, 230, 53, 0.2);
}

.status-pill {
  font-size: 0.75rem;
  font-weight: 600;
  padding: 0.3rem 0.8rem;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid var(--card-border);
  color: var(--text-secondary);
}

.detail-title {
  font-size: clamp(2rem, 5vw, 3rem);
  font-weight: 800;
  letter-spacing: -0.04em;
  line-height: 1.15;
}

.action-bar {
  display: flex;
  gap: 1rem;
  margin-top: 0.5rem;
}

/* Mockup preview image */
.preview-container {
  margin: 2.5rem 0;
  position: relative;
}

.preview-glow {
  position: absolute;
  inset: -20px;
  border-radius: 24px;
  filter: blur(40px);
  opacity: 0.15;
  z-index: -1;
  pointer-events: none;
  background: radial-gradient(circle, var(--lime) 0%, transparent 70%);
}

/* Rich section blocks */
.info-section {
  margin-bottom: 3.5rem;
}

.info-section h2 {
  font-size: 1.35rem;
  font-weight: 700;
  letter-spacing: -0.02em;
  margin-bottom: 1.25rem;
  color: var(--text-primary);
  display: flex;
  align-items: center;
  gap: 0.65rem;
  border-bottom: 1px solid var(--card-border);
  padding-bottom: 0.75rem;
}

.info-section h2 svg {
  color: var(--lime);
}

.section-description {
  font-size: 1.05rem;
  color: var(--text-secondary);
  line-height: 1.7;
  margin-bottom: 1.5rem;
}

/* What it does: Grid */
.features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 1.5rem;
  margin-top: 1rem;
}

.feature-card {
  background: var(--card);
  border: 1px solid var(--card-border);
  border-radius: 16px;
  padding: 1.5rem;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  transition: all var(--transition-fast);
}

.feature-card:hover {
  border-color: rgba(255, 255, 255, 0.12);
  transform: translateY(-2px);
}

.feature-icon-wrapper {
  width: 38px;
  height: 38px;
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(163, 230, 53, 0.08);
  color: var(--lime);
}

.feature-title {
  font-size: 1rem;
  font-weight: 700;
  color: var(--text-primary);
}

.feature-desc {
  font-size: 0.88rem;
  color: var(--text-secondary);
  line-height: 1.5;
}

/* How to use: Steps */
.steps-list {
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}

.step-item {
  background: var(--card);
  border: 1px solid var(--card-border);
  border-radius: 16px;
  padding: 1.25rem 1.5rem;
  display: flex;
  gap: 1.25rem;
  align-items: flex-start;
}

.step-number {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.9rem;
  font-weight: 700;
  flex-shrink: 0;
  background: rgba(163, 230, 53, 0.1);
  color: var(--lime);
  border: 1px solid rgba(163, 230, 53, 0.2);
}

.step-text {
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
}

.step-heading {
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--text-primary);
}

.step-instruction {
  font-size: 0.88rem;
  color: var(--text-secondary);
  line-height: 1.55;
}

.step-hindi-translation {
  font-size: 0.82rem;
  color: var(--text-muted);
  line-height: 1.5;
  font-style: italic;
}

/* Tech tags */
.details-tech-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
  margin-top: 0.5rem;
}

.details-tech-tag {
  font-size: 0.8rem;
  font-weight: 600;
  padding: 0.35rem 0.75rem;
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.02);
  border: 1px solid var(--card-border);
  color: var(--text-secondary);
  transition: all var(--transition-fast);
}

.details-tech-tag:hover {
  background: rgba(255, 255, 255, 0.05);
  color: var(--text-primary);
  border-color: rgba(255, 255, 255, 0.12);
}

/* Simulated Code / Terminal block */
.terminal-block {
  background: #0d0e12;
  border: 1px solid rgba(255, 255, 255, 0.05);
  border-radius: 14px;
  margin-top: 1.25rem;
  overflow: hidden;
  box-shadow: 0 10px 40px rgba(0, 0, 0, 0.4);
}

.terminal-header {
  background: #16171d;
  padding: 0.75rem 1.25rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-bottom: 1px solid rgba(255, 255, 255, 0.04);
}

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

.terminal-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
}

.terminal-dot-red {
  background-color: #ef4444;
}
.terminal-dot-yellow {
  background-color: #f59e0b;
}
.terminal-dot-green {
  background-color: #10b981;
}

.terminal-title-text {
  font-family: "Fira Code", monospace;
  font-size: 0.75rem;
  color: var(--text-muted);
  font-weight: 500;
}

.terminal-content {
  padding: 1.5rem;
  font-family: "Fira Code", monospace;
  font-size: 0.88rem;
  color: #d1d5db;
  line-height: 1.6;
  overflow-x: auto;
  white-space: pre;
}

.terminal-comment {
  color: #6b7280;
}
.terminal-prompt {
  color: #38bdf8;
  user-select: none;
}
.terminal-accent {
  color: var(--lime);
}
.terminal-string {
  color: #34d399;
}

@media (max-width: 640px) {
  .action-bar {
    flex-direction: column;
  }
  .action-bar .btn {
    width: 100%;
  }
}