/* ==============================================
   LAB — EXTENSION STYLES
   Loaded AFTER ../style.css — reuses all existing
   tokens (--primary, --text-soft, .card, .btn-*,
   glass/blur, radius, shadow). No new design system.
============================================== */

.lab-hero {
  padding-bottom: 40px;
}

/* ---------------------- */
/* Tool Picker Cards      */
/* ---------------------- */
.lab-tool-nav {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 24px;
  max-width: 1200px;
  margin: 0 auto 20px;
  padding: 0 20px 60px;
}

.lab-tool-card {
  background: linear-gradient(135deg, rgba(17, 18, 34, 0.8), rgba(26, 42, 80, 0.4));
  border-left: 4px solid var(--primary);
  border-radius: 12px;
  padding: 30px;
  text-decoration: none;
  color: var(--text-main);
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
  transition: all 0.3s ease;
  display: block;
}

.lab-tool-card:hover {
  transform: translateY(-4px);
  border-color: var(--primary-light);
  box-shadow: 0 10px 30px var(--shadow-blue);
}

.lab-tool-icon {
  font-size: 2.2rem;
  margin-bottom: 14px;
}

.lab-tool-card h3 {
  color: var(--primary-light);
  margin-bottom: 10px;
  font-size: 1.15rem;
}

.lab-tool-card p {
  color: var(--text-soft);
  font-size: 0.92rem;
  line-height: 1.6;
}

.lab-section {
  padding: 60px 20px;
  max-width: 1200px;
  margin: 0 auto;
  scroll-margin-top: 110px;
}

/* ---------------------- */
/* ROI Calculator         */
/* ---------------------- */
.lab-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 30px;
  align-items: start;
}

.lab-form-card,
.lab-results-card {
  padding: 36px;
}

.lab-stat-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
  gap: 16px;
}

.lab-stat {
  background: rgba(59, 130, 246, 0.08);
  border: 1px solid rgba(59, 130, 246, 0.2);
  border-radius: 14px;
  padding: 20px 14px;
  text-align: center;
}

.lab-stat-value {
  font-size: 1.5rem;
  font-weight: 800;
  color: var(--primary-light);
  margin-bottom: 6px;
  transition: color 0.3s ease;
}

.lab-stat-label {
  color: var(--text-soft);
  font-size: 0.78rem;
  line-height: 1.4;
}

.lab-stat-explain {
  color: var(--text-soft);
  font-size: 0.72rem;
  line-height: 1.4;
  margin-top: 8px;
  padding-top: 8px;
  border-top: 1px solid rgba(255, 255, 255, 0.06);
  opacity: 0.85;
}

/* Inline field validation — reuses existing red accent already
   used elsewhere on the site (e.g. "Before" cards, error states) */
.lab-field-error {
  display: block;
  min-height: 16px;
  color: #fca5a5;
  font-size: 0.78rem;
  margin-top: 6px;
}

.form-group input.lab-input-invalid {
  border-color: #ef4444 !important;
  box-shadow: 0 0 12px rgba(239, 68, 68, 0.25) !important;
}

.lab-validation-summary {
  background: rgba(239, 68, 68, 0.08);
  border: 1px solid rgba(239, 68, 68, 0.3);
  border-radius: 10px;
  padding: 14px 16px;
  color: #fca5a5;
  font-size: 0.85rem;
  margin: 6px 0 16px;
  line-height: 1.6;
}

.lab-validation-summary strong {
  color: #fca5a5;
}

.lab-disclaimer {
  text-align: center;
  color: var(--text-soft);
  font-size: 0.76rem;
  opacity: 0.8;
  margin-top: 14px;
  line-height: 1.5;
}

/* ---------------------- */
/* Health Score Quiz      */
/* ---------------------- */
.lab-quiz-card {
  max-width: 700px;
  margin: 0 auto;
  padding: 36px;
}

.lab-progress-track {
  width: 100%;
  height: 6px;
  background: rgba(255, 255, 255, 0.08);
  border-radius: 10px;
  margin-bottom: 30px;
  overflow: hidden;
}

.lab-progress-fill {
  height: 100%;
  width: 12.5%;
  background: linear-gradient(90deg, var(--primary), var(--primary-light));
  border-radius: 10px;
  transition: width 0.4s ease;
}

.lab-quiz-question {
  color: var(--primary-light);
  font-size: 1.2rem;
  margin-bottom: 22px;
  text-align: center;
}

.lab-quiz-options {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.lab-quiz-option {
  background: rgba(30, 41, 59, 0.4);
  border: 2px solid rgba(59, 130, 246, 0.2);
  border-radius: 10px;
  padding: 14px 18px;
  color: var(--text-main);
  cursor: pointer;
  transition: all 0.25s ease;
  text-align: left;
  font-size: 0.95rem;
}

.lab-quiz-option:hover {
  border-color: var(--primary);
  background: rgba(59, 130, 246, 0.1);
  transform: translateX(4px);
}

.lab-quiz-nav {
  display: flex;
  justify-content: space-between;
  margin-top: 24px;
}

.lab-quiz-results {
  max-width: 800px;
  margin: 30px auto 0;
  padding: 36px;
}

.lab-score-badge {
  text-align: center;
  font-size: 1.4rem;
  font-weight: 800;
  color: var(--primary-light);
  margin: 10px 0 30px;
}

.lab-score-bars {
  display: flex;
  flex-direction: column;
  gap: 16px;
  margin-bottom: 30px;
}

.lab-score-bar-row {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.lab-score-bar-label {
  display: flex;
  justify-content: space-between;
  font-size: 0.88rem;
  color: var(--text-soft);
}

.lab-score-bar-track {
  width: 100%;
  height: 10px;
  background: rgba(255, 255, 255, 0.08);
  border-radius: 10px;
  overflow: hidden;
}

.lab-score-bar-fill {
  height: 100%;
  background: linear-gradient(90deg, var(--primary), var(--primary-light));
  border-radius: 10px;
  transition: width 0.8s ease;
}

.lab-report-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
  margin-bottom: 24px;
}

.lab-report-grid ul,
#recommendationsList {
  color: var(--text-soft);
  padding-left: 20px;
  line-height: 1.8;
  font-size: 0.92rem;
}

/* ---------------------- */
/* Resource Library       */
/* ---------------------- */
.lab-library-controls {
  max-width: 900px;
  margin: 0 auto 30px;
}

.lab-library-controls input {
  width: 100%;
  padding: 14px 18px;
  border-radius: 10px;
  border: 2px solid rgba(59, 130, 246, 0.3);
  background-color: rgba(26, 26, 46, 0.8);
  color: var(--text-main);
  font-size: 1rem;
  margin-bottom: 16px;
}

.lab-library-controls input:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: 0 0 20px var(--glow-blue);
}

.lab-filter-pills {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  justify-content: center;
}

.lab-pill {
  background: rgba(59, 130, 246, 0.1);
  border: 1px solid rgba(59, 130, 246, 0.3);
  color: var(--primary-light);
  padding: 7px 16px;
  border-radius: 20px;
  font-size: 0.82rem;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.25s ease;
}

.lab-pill.active,
.lab-pill:hover {
  background: linear-gradient(135deg, var(--primary), var(--primary-dark));
  color: #fff;
  border-color: transparent;
}

.lab-library-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 22px;
}

.lab-resource-card {
  background: linear-gradient(135deg, rgba(17, 18, 34, 0.8), rgba(26, 42, 80, 0.4));
  border-left: 4px solid var(--primary);
  border-radius: 12px;
  padding: 24px;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
  transition: all 0.3s ease;
}

.lab-resource-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 10px 30px var(--shadow-blue);
}

.lab-resource-featured-badge {
  display: inline-block;
  background: rgba(34, 197, 94, 0.12);
  color: #86efac;
  border: 1px solid rgba(34, 197, 94, 0.3);
  font-size: 0.7rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  padding: 4px 10px;
  border-radius: 20px;
  margin-bottom: 12px;
  margin-left: 8px;
}

.lab-resource-icon {
  font-size: 1.8rem;
  margin-bottom: 10px;
}

.lab-resource-tag {
  display: inline-block;
  background: rgba(139, 92, 246, 0.12);
  color: #c4b5fd;
  border: 1px solid rgba(139, 92, 246, 0.3);
  font-size: 0.72rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  padding: 4px 10px;
  border-radius: 20px;
  margin-bottom: 12px;
}

.lab-resource-card h4 {
  color: var(--primary-light);
  margin-bottom: 8px;
  font-size: 1.02rem;
}

.lab-resource-card p {
  color: var(--text-soft);
  font-size: 0.88rem;
  line-height: 1.6;
  margin-bottom: 16px;
}

.lab-resource-card a {
  color: var(--primary-light);
  font-weight: 600;
  font-size: 0.88rem;
  text-decoration: none;
}

.lab-resource-card a:hover {
  text-decoration: underline;
}

.lab-empty-state {
  text-align: center;
  color: var(--text-soft);
  padding: 40px;
  grid-column: 1 / -1;
}

/* ---------------------- */
/* Responsive             */
/* ---------------------- */
@media (max-width: 900px) {
  .lab-grid,
  .lab-report-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 600px) {
  .lab-stat-grid {
    grid-template-columns: 1fr;
  }
  .lab-quiz-nav .btn-secondary,
  .lab-quiz-nav .btn-primary {
    padding: 12px 18px;
  }
}