/* ============================================
   Genmai Health - Exosome Page Styles
   Loaded after: style.css, page-hero.css, technology.css
   ============================================ */

.btn-lg { padding: var(--space-4) var(--space-8); font-size: var(--fs-base); }

/* Section background rhythm overrides (exosome template only) */
.page-template-page-exosome .core-tech { background: var(--white); }
.page-template-page-exosome .equipment-section { background: var(--gray-50); }

/* Lead paragraph */
.exo-lead {
  font-size: var(--fs-xl);
  color: var(--text-primary);
  font-weight: 500;
  line-height: 1.55;
  letter-spacing: -0.01em;
  margin-bottom: var(--space-5);
}

/* ============================================
   Anatomy / Composition
   ============================================ */
.exo-anatomy { padding: var(--space-16) 0; background: var(--gray-50); }

.exo-anatomy-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-12);
  align-items: center;
}

.exo-anatomy-visual img {
  width: 100%;
  max-height: 440px;
  object-fit: cover;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
}

.exo-component-list {
  margin-top: var(--space-6);
  display: flex;
  flex-direction: column;
}

.exo-component {
  display: flex;
  gap: var(--space-4);
  padding: var(--space-4) 0;
  border-bottom: 1px solid var(--gray-200);
}
.exo-component:last-child { border-bottom: none; }

.exo-component-marker {
  flex-shrink: 0;
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--primary-gradient-soft);
  border: 1px solid rgba(28, 158, 145, 0.2);
  border-radius: var(--radius-md);
}
.exo-component-marker svg { width: 20px; height: 20px; color: var(--primary); }

.exo-component-text h4 {
  font-size: var(--fs-base);
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 2px;
}
.exo-component-text p {
  font-size: var(--fs-sm);
  color: var(--text-secondary);
  line-height: 1.6;
}

/* ============================================
   Comparison Table
   ============================================ */
.exo-compare { padding: var(--space-16) 0; background: var(--gray-50); }

.compare-table-wrapper {
  margin-top: var(--space-4);
  overflow-x: auto;
  border: 1px solid var(--gray-200);
  border-radius: var(--radius-lg);
  background: var(--white);
  box-shadow: var(--shadow-sm);
}

.compare-table {
  width: 100%;
  border-collapse: collapse;
  font-size: var(--fs-sm);
  min-width: 720px;
}

.compare-table thead th {
  padding: var(--space-5);
  text-align: left;
  font-weight: 600;
  font-size: var(--fs-sm);
  color: var(--text-primary);
  background: var(--gray-50);
  border-bottom: 1px solid var(--gray-200);
  vertical-align: bottom;
}
.compare-table thead th:first-child {
  font-size: var(--fs-xs);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--text-muted);
  font-weight: 600;
}

.compare-col-head { display: flex; flex-direction: column; gap: 4px; }
.compare-col-head strong { font-size: var(--fs-base); font-weight: 700; }
.compare-col-head span { font-size: var(--fs-xs); color: var(--text-muted); font-weight: 400; }

.compare-badge {
  display: inline-flex;
  align-items: center;
  align-self: flex-start;
  font-size: 0.625rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--white);
  background: var(--primary-gradient);
  padding: 3px 8px;
  border-radius: 100px;
  margin-bottom: var(--space-1);
}

.compare-table tbody td {
  padding: var(--space-4) var(--space-5);
  border-bottom: 1px solid var(--gray-100);
  color: var(--text-secondary);
  line-height: 1.55;
  vertical-align: top;
}
.compare-table tbody tr:last-child td { border-bottom: none; }
.compare-table tbody td:first-child {
  font-weight: 600;
  color: var(--text-primary);
  font-size: var(--fs-sm);
  white-space: nowrap;
}

.compare-table th.compare-highlight,
.compare-table td.compare-highlight { background: var(--primary-light); }
.compare-table th.compare-highlight {
  border-top: 3px solid var(--primary);
  border-bottom-color: rgba(28, 158, 145, 0.25);
}
.compare-table td.compare-highlight {
  color: var(--text-primary);
  font-weight: 500;
}

.compare-note {
  margin-top: var(--space-4);
  font-size: var(--fs-xs);
  color: var(--text-muted);
  text-align: center;
}

/* ============================================
   Isolation Process Steps
   ============================================ */
.exo-process { padding: var(--space-16) 0; background: var(--white); }

.exo-steps {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-6);
  margin-top: var(--space-4);
}

.exo-step {
  position: relative;
  background: var(--white);
  border: 1px solid var(--gray-200);
  border-radius: var(--radius-lg);
  padding: var(--space-8) var(--space-6) var(--space-6);
  transition: all var(--transition-base);
}
.exo-step:hover {
  border-color: var(--primary);
  box-shadow: var(--shadow-lg);
  transform: translateY(-4px);
}

.exo-step-number {
  position: absolute;
  top: calc(-1 * var(--space-5));
  left: var(--space-6);
  width: 48px;
  height: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: var(--fs-lg);
  font-weight: 700;
  color: var(--white);
  background: var(--primary-gradient);
  border-radius: var(--radius-md);
  box-shadow: 0 6px 16px rgba(28, 158, 145, 0.3);
}

.exo-step h3 {
  font-size: var(--fs-base);
  font-weight: 600;
  color: var(--text-primary);
  margin: var(--space-3) 0 var(--space-2);
}
.exo-step p {
  font-size: var(--fs-sm);
  color: var(--text-secondary);
  line-height: 1.65;
}

/* ============================================
   Specifications
   ============================================ */
.exo-specs { padding: var(--space-16) 0; background: var(--gray-50); }

.exo-spec-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-6);
  margin-top: var(--space-4);
}

.exo-spec-card {
  background: var(--white);
  border: 1px solid var(--gray-200);
  border-left: 3px solid var(--primary);
  border-radius: var(--radius-md);
  padding: var(--space-6);
  transition: all var(--transition-base);
}
.exo-spec-card:hover { box-shadow: var(--shadow-md); transform: translateY(-2px); }

.exo-spec-label {
  font-size: var(--fs-xs);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--text-muted);
  margin-bottom: var(--space-2);
}
.exo-spec-value {
  font-size: var(--fs-2xl);
  font-weight: 700;
  color: var(--text-primary);
  line-height: 1.1;
}
.exo-spec-desc {
  font-size: var(--fs-sm);
  color: var(--text-secondary);
  margin-top: var(--space-2);
  line-height: 1.6;
}

/* ============================================
   FAQ
   ============================================ */
.exo-faq { padding: var(--space-16) 0; background: var(--gray-50); }

.exo-faq-list {
  max-width: 820px;
  margin: var(--space-4) auto 0;
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}

.faq-item {
  border: 1px solid var(--gray-200);
  border-radius: var(--radius-md);
  background: var(--white);
  overflow: hidden;
  transition: border-color var(--transition-base);
}
.faq-item.open { border-color: var(--primary); }

.faq-question {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-4);
  padding: var(--space-5) var(--space-6);
  font-size: var(--fs-base);
  font-weight: 600;
  color: var(--text-primary);
  text-align: left;
  background: none;
}
.faq-question:hover { color: var(--primary); }
.faq-question svg {
  width: 20px;
  height: 20px;
  flex-shrink: 0;
  color: var(--primary);
  transition: transform var(--transition-base);
}
.faq-item.open .faq-question svg { transform: rotate(45deg); }

.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height var(--transition-base);
}
.faq-answer-inner {
  padding: 0 var(--space-6) var(--space-5);
  font-size: var(--fs-sm);
  color: var(--text-secondary);
  line-height: 1.7;
}
.faq-item.open .faq-answer { max-height: 360px; }

/* ============================================
   Inquiry Section (embedded form)
   ============================================ */
.exo-inquiry { padding: var(--space-20) 0; background: var(--gray-50); }

.exo-inquiry-card {
  max-width: 780px;
  margin: var(--space-4) auto 0;
  background: var(--white);
  border: 1px solid var(--gray-200);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
  padding: var(--space-10);
}

.exo-inquiry-card-header { margin-bottom: var(--space-6); }
.exo-inquiry-card-header h3 {
  font-size: var(--fs-xl);
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: var(--space-2);
}
.exo-inquiry-card-header p { font-size: var(--fs-sm); color: var(--text-secondary); }

.exo-inquiry-form { display: flex; flex-direction: column; gap: var(--space-4); }

.exo-inquiry-form .contact-section-title {
  font-size: var(--fs-base);
  font-weight: 600;
  color: var(--text-primary);
  margin: 0;
}

.exo-inquiry-form .form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-4);
}
.exo-inquiry-form .form-group { display: flex; flex-direction: column; gap: 6px; }
.exo-inquiry-form .form-group label {
  font-size: var(--fs-sm);
  font-weight: 500;
  color: var(--gray-700);
}
.exo-inquiry-form .form-group .required { color: #ef4444; }

.exo-inquiry-form .form-group input,
.exo-inquiry-form .form-group select,
.exo-inquiry-form .form-group textarea {
  padding: 12px 14px;
  border: 1px solid var(--gray-200);
  border-radius: var(--radius-md);
  font-size: var(--fs-sm);
  font-family: inherit;
  color: var(--text-primary);
  background: var(--white);
  transition: all var(--transition-fast);
}
.exo-inquiry-form .form-group input:focus,
.exo-inquiry-form .form-group select:focus,
.exo-inquiry-form .form-group textarea:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(28, 158, 145, 0.1);
}
.exo-inquiry-form .form-group input::placeholder,
.exo-inquiry-form .form-group textarea::placeholder { color: var(--gray-400); }
.exo-inquiry-form .form-group textarea { resize: vertical; min-height: 90px; }

.exo-inquiry-form .inquiry-submit {
  width: 100%;
  margin-top: var(--space-2);
  justify-content: center;
}
.exo-inquiry-form .inquiry-submit svg { width: 18px; height: 18px; }

.exo-inquiry-form .inquiry-whatsapp {
  width: 100%;
  justify-content: center;
  background: #25D366;
  color: #fff;
  border: none;
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  font-weight: 600;
  font-size: var(--fs-sm);
  padding: 14px 28px;
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: background var(--transition-fast);
}
.exo-inquiry-form .inquiry-whatsapp:hover { background: #1ebe57; }
.exo-inquiry-form .inquiry-whatsapp svg { width: 20px; height: 20px; }

.inquiry-form-divider { height: 1px; background: var(--gray-200); margin: var(--space-2) 0; }

.exo-inquiry-status {
  display: none;
  padding: 12px 16px;
  border-radius: var(--radius-md);
  font-size: var(--fs-sm);
  font-weight: 500;
}
.exo-inquiry-status.success {
  display: block;
  background: rgba(28, 158, 145, 0.1);
  color: var(--primary-dark);
  border: 1px solid rgba(28, 158, 145, 0.3);
}
.exo-inquiry-status.error {
  display: block;
  background: #fef2f2;
  color: #b91c1c;
  border: 1px solid #fecaca;
}

.inquiry-trust {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-5);
  justify-content: center;
  margin-top: var(--space-6);
}
.inquiry-trust-item {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  font-size: var(--fs-xs);
  color: var(--text-muted);
}
.inquiry-trust-item svg { width: 15px; height: 15px; color: var(--primary); }

/* ============================================
   Research Findings (scientific figures)
   ============================================ */
.exo-research { padding: var(--space-16) 0; background: var(--white); }

.exo-research-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-8);
  margin-top: var(--space-4);
}

.exo-research-card {
  display: flex;
  flex-direction: column;
  background: var(--white);
  border: 1px solid var(--gray-200);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: all var(--transition-base);
}
.exo-research-card:hover {
  box-shadow: var(--shadow-lg);
  transform: translateY(-4px);
}

.exo-research-figure {
  position: relative;
  background: var(--gray-50);
  border-bottom: 1px solid var(--gray-200);
}
.exo-research-figure img {
  display: block;
  width: 100%;
  height: 280px;
  object-fit: cover;
}
.exo-research-fignum {
  position: absolute;
  top: var(--space-3);
  left: var(--space-3);
  font-size: 0.625rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--white);
  background: rgba(20, 28, 38, 0.78);
  padding: 4px 10px;
  border-radius: 100px;
  backdrop-filter: blur(4px);
}

.exo-research-body {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
  padding: var(--space-6);
  flex: 1;
}
.exo-research-tag {
  font-size: var(--fs-xs);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--primary);
}
.exo-research-body h3 {
  font-size: var(--fs-lg);
  font-weight: 600;
  color: var(--text-primary);
  line-height: 1.35;
}
.exo-research-body p {
  font-size: var(--fs-sm);
  color: var(--text-secondary);
  line-height: 1.65;
}
.exo-research-source {
  margin-top: auto;
  padding-top: var(--space-3);
  border-top: 1px dashed var(--gray-200);
  font-size: var(--fs-xs);
  color: var(--text-muted);
  font-style: italic;
}
.exo-research-note {
  margin-top: var(--space-5);
  font-size: var(--fs-xs);
  color: var(--text-muted);
  text-align: center;
}

/* ============================================
   Product Showcase
   ============================================ */
.exo-products { padding: var(--space-16) 0; background: var(--white); }

.exo-product-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-6);
  margin-top: var(--space-4);
}

.exo-product-card {
  display: flex;
  flex-direction: column;
  background: var(--white);
  border: 1px solid var(--gray-200);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: all var(--transition-base);
}
.exo-product-card:hover {
  box-shadow: var(--shadow-lg);
  transform: translateY(-4px);
  border-color: var(--primary);
}

.exo-product-image {
  background: var(--gray-50);
  border-bottom: 1px solid var(--gray-200);
}
.exo-product-image img {
  display: block;
  width: 100%;
  height: 220px;
  object-fit: cover;
}

.exo-product-body {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
  padding: var(--space-6);
  flex: 1;
}
.exo-product-tag {
  align-self: flex-start;
  font-size: var(--fs-xs);
  font-weight: 600;
  color: var(--primary);
  background: var(--primary-light);
  padding: 4px 10px;
  border-radius: 100px;
}
.exo-product-body h3 {
  font-size: var(--fs-lg);
  font-weight: 600;
  color: var(--text-primary);
}
.exo-product-body p {
  font-size: var(--fs-sm);
  color: var(--text-secondary);
  line-height: 1.65;
  flex: 1;
}
.exo-product-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  margin-top: var(--space-3);
  font-size: var(--fs-sm);
  font-weight: 600;
  color: var(--primary);
  text-decoration: none;
}
.exo-product-link svg {
  width: 16px;
  height: 16px;
  transition: transform var(--transition-fast);
}
.exo-product-card:hover .exo-product-link svg { transform: translateX(3px); }

.exo-products-cta {
  margin-top: var(--space-8);
  text-align: center;
}

/* ============================================
   Responsive
   ============================================ */
@media (max-width: 1024px) {
  .exo-anatomy-grid { grid-template-columns: 1fr; gap: var(--space-8); }
  .exo-steps { grid-template-columns: repeat(2, 1fr); gap: var(--space-8); }
  .exo-spec-grid { grid-template-columns: 1fr; }
  .exo-research-grid { grid-template-columns: 1fr; }
  .exo-product-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 768px) {
  .exo-steps { grid-template-columns: 1fr; gap: var(--space-8); }
  .exo-anatomy-visual img { max-height: 300px; }
  .exo-inquiry-form .form-row { grid-template-columns: 1fr; }
  .exo-inquiry-card { padding: var(--space-6); }
  .exo-product-grid { grid-template-columns: 1fr; }
  .exo-research-figure img { height: 220px; }
}