/* ===== HERO ===== */
.hero {
  background: linear-gradient(135deg, #003F6B 0%, #0067B1 60%, #0085D4 100%);
  color: var(--white);
  padding: 100px 0 80px;
  position: relative;
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background: url('../assets/images/b2c/BP A7 Touch BT-main-1.jpg') center/cover no-repeat;
  opacity: 0.08;
}

.hero-inner {
  position: relative;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
}

@media (max-width: 1024px) {
  .hero-inner {
    grid-template-columns: 1fr;
    text-align: center;
  }

  .hero-content {
    width: 100%;
    display: flex;
    flex-direction: column;
    align-items: center;
  }

  .hero-desc {
    max-width: 560px;
    text-align: center;
  }

  .hero-actions {
    justify-content: center;
    width: 100%;
  }

  .hero-image {
    width: 100%;
    justify-content: center;
  }

  .hero-image img {
    max-height: 280px;
    max-width: 100%;
  }
}

.hero-label {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(255,255,255,0.15);
  border: 1px solid rgba(255,255,255,0.25);
  border-radius: 100px;
  padding: 6px 16px;
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  margin-bottom: 24px;
}

.hero h1 {
  font-size: clamp(28px, 5vw, 52px);
  font-weight: 800;
  line-height: 1.15;
  margin-bottom: 20px;
}

.hero h1 span {
  color: #7DD3FC;
}

.hero-desc {
  font-size: 18px;
  line-height: 1.65;
  color: rgba(255,255,255,0.85);
  margin-bottom: 36px;
  max-width: 480px;
}

.hero-actions {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
}

.hero-image {
  display: flex;
  justify-content: center;
  align-items: center;
}

.hero-image img {
  max-height: 420px;
  max-width: 100%;
  width: auto;
  filter: drop-shadow(0 20px 40px rgba(0,0,0,0.3));
  animation: float 4s ease-in-out infinite;
}

@keyframes float {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-12px); }
}

/* ===== STATS BAR ===== */
.stats-bar {
  background: var(--white);
  box-shadow: var(--shadow-md);
  padding: 32px 0;
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
  text-align: center;
}

@media (max-width: 640px) {
  .stats-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

.stat-number {
  font-size: 36px;
  font-weight: 800;
  color: var(--blue-primary);
  line-height: 1;
}

.stat-label {
  font-size: 13px;
  color: var(--text-secondary);
  margin-top: 6px;
}

/* ===== ABOUT AFIB SECTION ===== */
.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  align-items: center;
}

@media (max-width: 768px) {
  .about-grid {
    grid-template-columns: 1fr;
    gap: 40px;
  }
}

.about-img-wrap {
  position: relative;
}

.about-img-wrap img {
  width: 100%;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
}

.about-badge {
  position: absolute;
  top: 32px;
  left: 32px;
  background: var(--blue-primary);
  color: var(--white);
  border-radius: var(--radius-md);
  padding: 16px 20px;
  box-shadow: var(--shadow-md);
  font-size: 13px;
  text-align: center;
}

.about-badge strong {
  display: block;
  font-size: 22px;
  font-weight: 800;
}

.about-text .section-title {
  margin-bottom: 20px;
}

.about-features {
  display: flex;
  flex-direction: column;
  gap: 16px;
  margin-top: 28px;
}

.feature-item {
  display: flex;
  align-items: flex-start;
  gap: 14px;
}

.feature-icon {
  width: 40px;
  height: 40px;
  background: var(--blue-light);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  color: var(--blue-primary);
}

.feature-text h4 {
  font-size: 15px;
  font-weight: 600;
  margin-bottom: 2px;
}

.feature-text p {
  font-size: 14px;
  color: var(--text-secondary);
}

/* ===== CATEGORY TILES ===== */
.category-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 32px;
}

@media (max-width: 640px) {
  .category-grid {
    grid-template-columns: 1fr;
  }
}

.category-card {
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-md);
  transition: transform var(--transition), box-shadow var(--transition);
  display: flex;
}

.category-card:hover {
  transform: translateY(-6px);
  box-shadow: 0 12px 36px rgba(0,0,0,0.18);
}

.category-card-inner {
  min-height: 300px;
  flex: 1;
  display: grid;
  grid-template-columns: 1fr 1fr;
  background: linear-gradient(to bottom, var(--blue-primary), var(--blue-dark));
  overflow: hidden;
}

.category-card.b2c {
  background: linear-gradient(135deg, #0067B1 0%, #003F6B 100%);
}

.category-card.b2b {
  background: linear-gradient(135deg, #1A5276 0%, #0B2545 100%);
}

.category-card.b2c .category-card-inner {
  background: linear-gradient(135deg, #0067B1 0%, #003F6B 100%);
}

.category-card.b2b .category-card-inner {
  background: linear-gradient(135deg, #1A5276 0%, #0B2545 100%);
}

.category-img-col {
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
}

.category-img {
  width: 85%;
  height: 85%;
  object-fit: contain;
  object-position: center;
}

.category-content {
  padding: 36px 32px;
  display: flex;
  flex-direction: column;
  justify-content: center;
  color: var(--white);
}

.category-content .badge {
  margin-bottom: 12px;
  background: rgba(255,255,255,0.2);
  color: var(--white);
}

.category-content h3 {
  font-size: 24px;
  font-weight: 700;
  margin-bottom: 8px;
}

.category-content p {
  font-size: 14px;
  color: rgba(255,255,255,0.8);
  margin-bottom: 20px;
}

.category-content .btn-white {
  align-self: flex-start;
}

/* ===== WHY MICROLIFE ===== */
.why-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}

@media (max-width: 900px) {
  .why-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 500px) {
  .why-grid { grid-template-columns: 1fr; }
}

.why-card {
  text-align: center;
  padding: 36px 24px;
  background: var(--white);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-sm);
  transition: transform var(--transition), box-shadow var(--transition);
}

.why-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
}

.why-icon {
  width: 64px;
  height: 64px;
  margin: 0 auto 20px;
  background: var(--blue-light);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--blue-primary);
}

.why-card h3 {
  font-size: 17px;
  font-weight: 700;
  margin-bottom: 10px;
}

.why-card p {
  font-size: 14px;
  color: var(--text-secondary);
  line-height: 1.6;
}

/* ===== PRODUCTS PAGE ===== */
.page-hero {
  background: linear-gradient(135deg, #003F6B 0%, #0067B1 100%);
  padding: 64px 0;
  text-align: center;
  color: var(--white);
}

.page-hero h1 {
  font-size: clamp(28px, 5vw, 44px);
  font-weight: 800;
  margin-bottom: 12px;
}

.page-hero p {
  font-size: 18px;
  color: rgba(255,255,255,0.8);
  max-width: 560px;
  margin: 0 auto;
}

/* ===== TABS ===== */
.tabs-wrap {
  background: var(--white);
  border-bottom: 2px solid var(--gray-light);
  position: sticky;
  top: 72px;
  z-index: 50;
}

.tabs {
  display: flex;
  gap: 0;
}

.tab-btn {
  padding: 20px 32px;
  font-size: 15px;
  font-weight: 600;
  color: var(--text-secondary);
  background: none;
  border: none;
  border-bottom: 3px solid transparent;
  margin-bottom: -2px;
  cursor: pointer;
  transition: color var(--transition), border-color var(--transition);
}

.tab-btn:hover {
  color: var(--blue-primary);
}

.tab-btn.active {
  color: var(--blue-primary);
  border-bottom-color: var(--blue-primary);
}

@media (max-width: 560px) {
  .tab-btn {
    padding: 16px 16px;
    font-size: 14px;
  }
}

/* ===== PRODUCT SECTION ===== */
.products-section {
  display: none;
  padding: 64px 0;
}

.products-section.active {
  display: block;
}

.products-section-alt {
  background: var(--gray-bg);
}

.products-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 28px;
}

/* ===== PRODUCT CARD ===== */
.product-card {
  background: var(--white);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-sm);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  transition: transform var(--transition), box-shadow var(--transition);
}

.product-card:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-md);
}

.product-img-wrap {
  background: var(--gray-bg);
  aspect-ratio: 1 / 1;
  overflow: hidden;
  position: relative;
}

.product-img-wrap img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
  transition: transform 0.35s ease;
}

.product-card:hover .product-img-wrap img {
  transform: scale(1.06);
}

.product-body {
  padding: 24px;
  flex: 1;
  display: flex;
  flex-direction: column;
}

.product-name {
  font-size: 18px;
  font-weight: 700;
  color: var(--text-dark);
  margin-bottom: 8px;
}

.product-tagline {
  font-size: 14px;
  color: var(--text-secondary);
  margin-bottom: 16px;
  line-height: 1.5;
}

.product-features {
  display: flex;
  flex-direction: column;
  gap: 8px;
  margin-bottom: 20px;
  flex: 1;
}

.product-feature {
  display: flex;
  align-items: flex-start;
  gap: 8px;
  font-size: 13px;
  color: var(--text-dark);
  line-height: 1.45;
}

.product-feature::before {
  content: '';
  width: 6px;
  height: 6px;
  background: var(--blue-primary);
  border-radius: 50%;
  flex-shrink: 0;
  margin-top: 5px;
}

.product-icons {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  margin-bottom: 16px;
  padding: 12px 0 4px;
  border-top: 1px solid var(--gray-light);
}

.product-icons img {
  width: 44px;
  height: 44px;
  object-fit: contain;
  opacity: 0.75;
  transition: opacity var(--transition), transform var(--transition);
}

.product-icons img:hover {
  opacity: 1;
  transform: scale(1.1);
}

.product-card .btn {
  width: 100%;
  margin-top: auto;
}

/* ===== MODAL ===== */
.modal-overlay {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.55);
  z-index: 200;
  align-items: center;
  justify-content: center;
  padding: 24px;
  overflow-x: hidden;
}

.modal-overlay.open {
  display: flex;
}

.modal {
  background: var(--white);
  border-radius: var(--radius-lg);
  max-width: 680px;
  width: 100%;
  max-height: 90vh;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  box-shadow: 0 24px 60px rgba(0,0,0,0.25);
  animation: modal-in 0.25s ease;
}

@keyframes modal-in {
  from { transform: scale(0.95); opacity: 0; }
  to { transform: scale(1); opacity: 1; }
}

.modal-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 24px 28px 0;
}

.modal-header h2 {
  font-size: 22px;
  font-weight: 700;
}

.modal-close {
  width: 52px;
  height: 52px;
  background: var(--gray-bg);
  border: none;
  border-radius: 50%;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 32px;
  color: var(--text-dark);
  transition: background var(--transition);
  flex-shrink: 0;
}

.modal-close:hover {
  background: var(--gray-light);
}

.modal-body {
  padding: 24px 28px 32px;
  overflow-y: auto;
  flex: 1;
}

.modal-img {
  width: 100%;
  max-height: 240px;
  object-fit: contain;
  background: var(--gray-bg);
  border-radius: var(--radius-sm);
  padding: 24px;
  margin-bottom: 20px;
}

.modal-tagline {
  font-size: 15px;
  color: var(--text-secondary);
  margin-bottom: 16px;
}

.modal-features {
  display: flex;
  flex-direction: column;
  gap: 10px;
  margin-bottom: 20px;
}

.modal-feature {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  font-size: 14px;
}

.modal-feature::before {
  content: '✓';
  color: var(--green-accent);
  font-weight: 700;
  flex-shrink: 0;
}

.modal-icons {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
  padding-top: 16px;
  border-top: 1px solid var(--gray-light);
}

.modal-icons img {
  width: 44px;
  height: 44px;
  object-fit: contain;
}

/* ===== CAROUSEL ===== */
.carousel {
  margin-bottom: 20px;
  border-radius: var(--radius-sm);
  overflow: hidden;
  background: var(--gray-bg);
}

.carousel-main {
  position: relative;
  background: var(--gray-bg);
  aspect-ratio: 1 / 1;
  overflow: hidden;
}

.carousel-track {
  display: flex;
  width: 100%;
  height: 100%;
  transition: transform 0.35s ease;
}

.carousel-slide {
  min-width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
  padding: 0;
  flex-shrink: 0;
}

.carousel-arrow {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  z-index: 2;
  background: rgba(255,255,255,0.95);
  border: none;
  border-radius: 50%;
  width: 56px;
  height: 56px;
  font-size: 36px;
  line-height: 1;
  cursor: pointer;
  color: var(--text-dark);
  box-shadow: 0 2px 12px rgba(0,0,0,0.18);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background var(--transition);
  padding: 0;
}

.carousel-arrow:hover { background: var(--white); }
.carousel-arrow:disabled { opacity: 0.25; cursor: default; }
.carousel-prev { left: 10px; }
.carousel-next { right: 10px; }

.carousel-count {
  position: absolute;
  bottom: 8px;
  right: 10px;
  background: rgba(0,0,0,0.38);
  color: var(--white);
  font-size: 11px;
  padding: 2px 9px;
  border-radius: 100px;
  pointer-events: none;
}

.carousel-thumbs {
  display: flex;
  gap: 6px;
  padding: 8px;
  overflow-x: auto;
  background: var(--gray-bg);
  scrollbar-width: thin;
}

.carousel-thumb {
  width: 60px;
  height: 60px;
  object-fit: contain;
  background: var(--white);
  border-radius: 4px;
  padding: 4px;
  cursor: pointer;
  border: 2px solid transparent;
  flex-shrink: 0;
  transition: border-color var(--transition);
}

.carousel-thumb.active { border-color: var(--blue-primary); }

.modal-icons img {
  width: 44px;
  height: 44px;
  object-fit: contain;
}

/* ===== AFIB PAGE ===== */
.afib-intro {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
}

@media (max-width: 768px) {
  .afib-intro { grid-template-columns: 1fr; gap: 36px; }
}

.afib-diagram {
  background: linear-gradient(135deg, #003F6B, #0067B1);
  border-radius: var(--radius-lg);
  padding: 48px;
  color: var(--white);
  text-align: center;
}

.afib-diagram h3 {
  font-size: 22px;
  font-weight: 700;
  margin-bottom: 32px;
}

.rhythm-unified {
  background: rgba(0,0,0,0.2);
  border-radius: var(--radius-md);
  padding: 28px 28px 20px;
  margin-bottom: 28px;
  border: 1px solid rgba(255,255,255,0.08);
}

.rhythm-ecg-unified {
  width: 100%;
  height: 140px;
  margin-bottom: 20px;
}

.ecg-line {
  stroke-dasharray: 1200;
  stroke-dashoffset: 1200;
  animation: ecg-draw 3s ease forwards;
}

@keyframes ecg-draw {
  to { stroke-dashoffset: 0; }
}

.ecg-line--afib {
  animation-delay: 0.5s;
}

.rhythm-legend {
  display: flex;
  justify-content: center;
  gap: 32px;
  flex-wrap: wrap;
}

.rhythm-legend__item {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  color: rgba(255,255,255,0.7);
}

.rhythm-legend__dot {
  width: 12px;
  height: 12px;
  border-radius: 50%;
  flex-shrink: 0;
}

.rhythm-legend__dot--normal { background: #34d399; }
.rhythm-legend__dot--afib { background: #f87171; }

.rhythm-note {
  font-size: 14px;
  color: rgba(255,255,255,0.7);
  line-height: 1.7;
  max-width: 560px;
  margin: 0 auto;
}

.how-it-works {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

@media (max-width: 640px) {
  .how-it-works { grid-template-columns: 1fr; }
}

.how-step {
  text-align: center;
  padding: 32px 20px;
  background: var(--white);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-sm);
}

.step-number {
  width: 48px;
  height: 48px;
  background: var(--blue-primary);
  color: var(--white);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 20px;
  font-weight: 800;
  margin: 0 auto 16px;
}

.how-step h3 {
  font-size: 16px;
  font-weight: 700;
  margin-bottom: 10px;
}

.how-step p {
  font-size: 14px;
  color: var(--text-secondary);
  line-height: 1.6;
}

.clinical-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

@media (max-width: 640px) {
  .clinical-grid { grid-template-columns: 1fr; }
}

.clinical-card {
  padding: 28px;
  border-radius: var(--radius-md);
  border-left: 4px solid var(--blue-primary);
  background: var(--white);
  box-shadow: var(--shadow-sm);
}

.clinical-card .number {
  font-size: 36px;
  font-weight: 800;
  color: var(--blue-primary);
}

.clinical-card .label {
  font-size: 14px;
  color: var(--text-secondary);
  margin-top: 4px;
  line-height: 1.5;
}

/* ===== CONTACTS PAGE ===== */
.contacts-layout {
  display: grid;
  grid-template-columns: 1fr 1.5fr;
  gap: 60px;
}

@media (max-width: 768px) {
  .contacts-layout { grid-template-columns: 1fr; gap: 40px; }
}

.contacts-info h2 {
  font-size: 28px;
  font-weight: 700;
  margin-bottom: 8px;
}

.contacts-info > p {
  font-size: 16px;
  color: var(--text-secondary);
  margin-bottom: 36px;
  line-height: 1.6;
}

.contact-items {
  display: flex;
  flex-direction: column;
  gap: 24px;
}

.contact-block {
  display: flex;
  align-items: flex-start;
  gap: 16px;
}

.contact-block-icon {
  width: 48px;
  height: 48px;
  background: var(--blue-light);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  color: var(--blue-primary);
}

.contact-block-text h4 {
  font-size: 14px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--text-secondary);
  margin-bottom: 4px;
}

.contact-block-text p, .contact-block-text a {
  font-size: 16px;
  font-weight: 500;
  color: var(--text-dark);
  line-height: 1.5;
}

.contact-block-text a:hover {
  color: var(--blue-primary);
}

/* ===== FORM ===== */
.contact-form-wrap {
  background: var(--white);
  border-radius: var(--radius-lg);
  padding: 40px;
  box-shadow: var(--shadow-md);
}

.contact-form-wrap h3 {
  font-size: 22px;
  font-weight: 700;
  margin-bottom: 24px;
}

.form-group {
  margin-bottom: 20px;
}

.form-group label {
  display: block;
  font-size: 14px;
  font-weight: 600;
  color: var(--text-dark);
  margin-bottom: 8px;
}

.form-group input,
.form-group textarea,
.form-group select {
  width: 100%;
  padding: 12px 16px;
  border: 1.5px solid var(--gray-light);
  border-radius: var(--radius-sm);
  font-size: 15px;
  color: var(--text-dark);
  background: var(--white);
  transition: border-color var(--transition), box-shadow var(--transition);
  outline: none;
}

.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
  border-color: var(--blue-primary);
  box-shadow: 0 0 0 3px rgba(0,103,177,0.12);
}

.form-group input::placeholder,
.form-group textarea::placeholder {
  color: var(--gray-mid);
}

.form-group textarea {
  resize: vertical;
  min-height: 120px;
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}

@media (max-width: 480px) {
  .form-row { grid-template-columns: 1fr; }
}

.form-submit {
  width: 100%;
  padding: 14px;
  font-size: 16px;
}

.form-success {
  display: none;
  text-align: center;
  padding: 32px;
  color: var(--green-accent);
  font-size: 16px;
  font-weight: 600;
}

/* ===== CTA BAND ===== */
.cta-band {
  background: linear-gradient(135deg, #003F6B 0%, #0067B1 100%);
  padding: 72px 0;
  text-align: center;
  color: var(--white);
}

.cta-band h2 {
  font-size: clamp(22px, 4vw, 36px);
  font-weight: 700;
  margin-bottom: 16px;
}

.cta-band p {
  font-size: 17px;
  color: rgba(255,255,255,0.8);
  max-width: 520px;
  margin: 0 auto 32px;
  line-height: 1.6;
}

.cta-actions {
  display: flex;
  gap: 16px;
  justify-content: center;
  flex-wrap: wrap;
}