/* ==========================================
   AL TAIF EYE CENTER - INTERACTIVE COMPONENTS & ANIMATIONS
   ========================================== */

/* ------------------------------------------
   1. HERO SLIDER & LASER CANVAS BACKGROUND
   ------------------------------------------ */
.hero-section {
  position: relative;
  min-height: calc(100vh - var(--header-height) - var(--topbar-height));
  background: var(--color-primary-dark);
  color: var(--color-text-inverse);
  overflow: hidden;
  display: flex;
  align-items: center;
}

#laser-canvas {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
  z-index: 3;
  opacity: 0.7;
}

.hero-slider-container {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
}

.hero-slide {
  position: absolute;
  inset: 0;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.8s ease-in-out, visibility 0.8s ease-in-out;
  background-size: cover;
  background-position: center;
}

.hero-slide.active {
  opacity: 1;
  visibility: visible;
}

.hero-slide::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(
    90deg, 
    rgba(6, 24, 48, 0.94) 0%, 
    rgba(11, 37, 69, 0.82) 50%, 
    rgba(6, 24, 48, 0.45) 100%
  );
}

[dir="rtl"] .hero-slide::before {
  background: linear-gradient(
    270deg, 
    rgba(6, 24, 48, 0.94) 0%, 
    rgba(11, 37, 69, 0.82) 50%, 
    rgba(6, 24, 48, 0.45) 100%
  );
}

.hero-content {
  position: relative;
  z-index: 10;
  max-width: 700px;
  padding-block: 4rem;
}

.hero-tag {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  padding-block: 0.45rem;
  padding-inline: 1.15rem;
  background: rgba(0, 198, 255, 0.15);
  border: 1px solid rgba(0, 198, 255, 0.5);
  backdrop-filter: blur(10px);
  color: var(--color-laser);
  border-radius: var(--radius-full);
  font-weight: 700;
  font-size: 0.875rem;
  margin-block-end: 1.5rem;
  box-shadow: 0 0 15px rgba(0, 198, 255, 0.25);
  animation: pulseGlow 3s infinite alternate;
}

@keyframes pulseGlow {
  0% { box-shadow: 0 0 10px rgba(0, 198, 255, 0.2); }
  100% { box-shadow: 0 0 25px rgba(0, 198, 255, 0.6); }
}

.hero-title {
  font-size: clamp(2.5rem, 5vw, 3.8rem);
  color: #ffffff;
  line-height: 1.15;
  margin-block-end: 1.5rem;
  text-shadow: 0 4px 20px rgba(0,0,0,0.4);
}

.hero-title span {
  background: var(--color-accent-gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  display: inline-block;
}

.hero-description {
  font-size: 1.2rem;
  color: #cbd5e1;
  margin-block-end: 2.5rem;
  line-height: 1.7;
}

.hero-actions {
  display: flex;
  align-items: center;
  gap: 1.25rem;
  flex-wrap: wrap;
}

.hero-pagination {
  position: absolute;
  bottom: 2rem;
  inset-inline-start: 50%;
  transform: translateX(-50%);
  display: flex;
  gap: 0.75rem;
  z-index: 20;
}

[dir="rtl"] .hero-pagination {
  transform: translateX(50%);
}

.hero-dot {
  width: 12px;
  height: 12px;
  border-radius: var(--radius-full);
  background: rgba(255, 255, 255, 0.3);
  border: none;
  cursor: pointer;
  transition: all var(--transition-fast);
}

.hero-dot.active {
  width: 36px;
  background: var(--color-accent);
  box-shadow: 0 0 15px var(--color-accent);
}

/* ------------------------------------------
   2. MEDICAL UNITS DIRECTORY & 3D TILT CARDS
   ------------------------------------------ */
.departments-section {
  padding-block: 6rem;
  background-color: var(--color-bg-alt);
}

.dept-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 2rem;
  perspective: 1000px;
}

.dept-card {
  background: var(--color-bg-light);
  border-radius: var(--radius-lg);
  padding: 2.25rem;
  border: 1px solid var(--color-border);
  box-shadow: var(--shadow-sm);
  transition: transform 0.15s ease-out, box-shadow var(--transition-normal), border-color var(--transition-normal);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  position: relative;
  overflow: hidden;
  transform-style: preserve-3d;
}

.dept-card::before {
  content: '';
  position: absolute;
  top: 0;
  inset-inline-start: 0;
  width: 100%;
  height: 4px;
  background: var(--color-accent-gradient);
  opacity: 0;
  transition: opacity var(--transition-fast);
}

/* Interactive Spotlight Glow Effect */
.dept-card::after {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at var(--mouse-x, 50%) var(--mouse-y, 50%), rgba(0, 198, 255, 0.12), transparent 70%);
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--transition-fast);
}

.dept-card:hover::after {
  opacity: 1;
}

.dept-card:hover {
  box-shadow: var(--shadow-hover);
  border-color: rgba(0, 198, 255, 0.4);
}

.dept-card:hover::before {
  opacity: 1;
}

.dept-icon {
  width: 64px;
  height: 64px;
  border-radius: var(--radius-md);
  background: var(--color-primary-subtle);
  color: var(--color-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.75rem;
  margin-block-end: 1.5rem;
  transition: all var(--transition-normal);
  transform: translateZ(20px);
}

.dept-card:hover .dept-icon {
  background: var(--color-accent-gradient);
  color: #ffffff;
  box-shadow: 0 8px 20px rgba(0, 198, 255, 0.4);
  transform: translateZ(30px) scale(1.05);
}

.dept-title {
  font-size: 1.35rem;
  margin-block-end: 0.75rem;
  transform: translateZ(15px);
}

.dept-desc {
  color: var(--color-text-muted);
  font-size: 0.975rem;
  line-height: 1.6;
  margin-block-end: 1.5rem;
  flex-grow: 1;
  transform: translateZ(10px);
}

.dept-tech-tag {
  font-size: 0.8rem;
  font-weight: 700;
  color: var(--color-primary-light);
  background: var(--color-bg-slate);
  padding: 0.35rem 0.75rem;
  border-radius: var(--radius-sm);
  display: inline-block;
  margin-block-end: 1.25rem;
  transform: translateZ(12px);
}

.dept-link {
  font-weight: 700;
  color: var(--color-primary);
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  cursor: pointer;
  transform: translateZ(20px);
}

.dept-link i {
  transition: transform var(--transition-fast);
}

.dept-card:hover .dept-link i {
  transform: translateX(6px);
}

[dir="rtl"] .dept-card:hover .dept-link i {
  transform: translateX(-6px);
}

/* ------------------------------------------
   3. BEFORE / AFTER COMPARISON & LENS MODE
   ------------------------------------------ */
.comparison-section {
  padding-block: 6rem;
  background-color: var(--color-bg-light);
}

.comparison-mode-switch {
  display: flex;
  justify-content: center;
  gap: 1rem;
  margin-block-end: 2rem;
}

.mode-btn {
  padding: 0.5rem 1.25rem;
  border-radius: var(--radius-full);
  font-weight: 700;
  font-size: 0.9rem;
  border: 1px solid var(--color-border);
  background: var(--color-bg-alt);
  color: var(--color-primary);
  cursor: pointer;
  transition: all var(--transition-fast);
}

.mode-btn.active {
  background: var(--color-primary);
  color: #ffffff;
  border-color: var(--color-primary);
  box-shadow: 0 4px 12px rgba(11, 37, 69, 0.25);
}

.comparison-container {
  max-width: 900px;
  margin-inline: auto;
  background: var(--color-bg-dark);
  border-radius: var(--radius-xl);
  padding: 2rem;
  box-shadow: var(--shadow-lg);
  color: #ffffff;
  position: relative;
}

.comparison-wrapper {
  position: relative;
  width: 100%;
  height: 460px;
  border-radius: var(--radius-lg);
  overflow: hidden;
  user-select: none;
  touch-action: none;
}

.comparison-image {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  background-size: cover;
  background-position: center;
}

.comparison-before {
  z-index: 1;
  filter: blur(6px) contrast(0.85);
}

.comparison-after {
  z-index: 2;
  width: 50%;
  border-inline-end: 3px solid var(--color-accent);
  box-shadow: 5px 0 25px rgba(0, 198, 255, 0.5);
  filter: contrast(1.1) brightness(1.05);
}

.comparison-slider-handle {
  position: absolute;
  top: 0;
  bottom: 0;
  inset-inline-start: 50%;
  width: 40px;
  margin-inline-start: -20px;
  z-index: 10;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: ew-resize;
}

.handle-line {
  position: absolute;
  top: 0;
  bottom: 0;
  width: 3px;
  background: var(--color-laser);
  box-shadow: 0 0 12px var(--color-laser);
}

.handle-button {
  width: 44px;
  height: 44px;
  border-radius: var(--radius-full);
  background: var(--color-accent-gradient);
  color: #ffffff;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 0 20px var(--color-accent-glow);
  z-index: 2;
  font-size: 1.1rem;
}

/* Interactive Laser Lens Focus Mode */
.interactive-lens {
  position: absolute;
  width: 170px;
  height: 170px;
  border-radius: var(--radius-full);
  border: 3px solid var(--color-laser);
  box-shadow: 0 0 30px var(--color-accent-glow), inset 0 0 20px rgba(0, 198, 255, 0.4);
  pointer-events: none;
  z-index: 15;
  display: none;
  overflow: hidden;
  background-size: cover;
  background-position: center;
  filter: contrast(1.15) brightness(1.05);
  transform: translate(-50%, -50%);
}

.comparison-labels {
  display: flex;
  justify-content: space-between;
  margin-block-start: 1.25rem;
  font-weight: 700;
  font-size: 0.95rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.label-before { color: #f87171; }
.label-after { color: var(--color-accent); }

/* ------------------------------------------
   4. EXPERT DOCTORS EXECUTIVE SHOWCASE
   ------------------------------------------ */
.doctors-section {
  padding-block: 6rem;
  background: linear-gradient(180deg, var(--color-bg-alt) 0%, #edf4fc 100%);
}

.doctors-list {
  display: flex;
  flex-direction: column;
  gap: 3rem;
  max-width: 1080px;
  margin-inline: auto;
}

.doctor-executive-card {
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-radius: var(--radius-xl);
  border: 1px solid rgba(19, 64, 116, 0.12);
  box-shadow: 0 12px 36px rgba(11, 37, 69, 0.07);
  display: grid;
  grid-template-columns: 280px 1fr;
  gap: 2.5rem;
  padding: 2.5rem;
  align-items: center;
  position: relative;
  overflow: hidden;
  transition: transform var(--transition-normal), box-shadow var(--transition-normal), border-color var(--transition-normal);
}

.doctor-executive-card::before {
  content: '';
  position: absolute;
  top: 0;
  inset-inline-start: 0;
  width: 5px;
  height: 100%;
  background: var(--color-accent-gradient);
}

.doctor-executive-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 20px 45px rgba(0, 198, 255, 0.16);
  border-color: rgba(0, 198, 255, 0.35);
}

/* Glass Floating Avatar Container */
.doctor-portrait-container {
  position: relative;
  width: 240px;
  height: 240px;
  margin-inline: auto;
  border-radius: var(--radius-full);
  padding: 8px;
  background: linear-gradient(135deg, rgba(0, 198, 255, 0.4), rgba(11, 37, 69, 0.15));
  box-shadow: 0 12px 30px rgba(11, 37, 69, 0.15);
}

.doctor-portrait-inner {
  width: 100%;
  height: 100%;
  border-radius: var(--radius-full);
  overflow: hidden;
  background: #ffffff;
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
}

.doctor-portrait-inner img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: top center;
  transition: transform var(--transition-slow);
}

.doctor-executive-card:hover .doctor-portrait-inner img {
  transform: scale(1.08);
}

.doctor-gold-badge {
  position: absolute;
  bottom: -10px;
  inset-inline-start: 50%;
  transform: translateX(-50%);
  background: var(--color-primary-dark);
  color: var(--color-laser);
  padding: 0.35rem 1rem;
  border-radius: var(--radius-full);
  font-size: 0.75rem;
  font-weight: 700;
  white-space: nowrap;
  box-shadow: 0 4px 15px rgba(0,0,0,0.3);
  border: 1px solid rgba(0, 198, 255, 0.3);
}

[dir="rtl"] .doctor-gold-badge {
  transform: translateX(50%);
}

/* Executive Content Details */
.doctor-executive-details {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.doctor-header-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 1rem;
}

.doctor-name-title h3 {
  font-size: 1.85rem;
  color: var(--color-primary);
  display: flex;
  align-items: center;
  gap: 0.6rem;
}

.doctor-name-title h3 i {
  color: var(--color-accent);
  font-size: 1.3rem;
}

.doctor-credentials-tag {
  color: var(--color-primary-light);
  font-weight: 700;
  font-size: 1.05rem;
  margin-block-start: 0.2rem;
}

.doctor-stats-ribbon {
  display: flex;
  align-items: center;
  gap: 1.25rem;
  flex-wrap: wrap;
  margin-block: 0.25rem;
}

.doctor-stat-pill {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  background: var(--color-primary-subtle);
  color: var(--color-primary-dark);
  padding: 0.35rem 0.85rem;
  border-radius: var(--radius-sm);
  font-size: 0.85rem;
  font-weight: 700;
  border: 1px solid rgba(19, 64, 116, 0.1);
}

.doctor-stat-pill i {
  color: var(--color-accent);
}

.doctor-executive-bio {
  color: var(--color-text-muted);
  font-size: 1rem;
  line-height: 1.7;
}

.doctor-specs-list {
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
  margin-block: 0.25rem;
}

.doctor-spec-badge {
  background: #ffffff;
  color: var(--color-primary);
  border: 1px solid var(--color-border);
  padding: 0.35rem 0.85rem;
  border-radius: var(--radius-full);
  font-size: 0.825rem;
  font-weight: 600;
  box-shadow: 0 2px 6px rgba(0,0,0,0.03);
  transition: all var(--transition-fast);
}

.doctor-spec-badge:hover {
  border-color: var(--color-accent);
  color: var(--color-accent);
  background: var(--color-primary-subtle);
}

.doctor-cta-actions {
  display: flex;
  align-items: center;
  gap: 1.25rem;
  flex-wrap: wrap;
  margin-block-start: 0.5rem;
}

.btn-doctor-book {
  background: var(--color-accent-gradient);
  color: #ffffff;
  padding: 0.75rem 1.5rem;
  border-radius: var(--radius-full);
  font-weight: 700;
  font-size: 0.95rem;
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  box-shadow: 0 4px 15px rgba(0, 198, 255, 0.3);
  cursor: pointer;
  transition: all var(--transition-normal);
}

.btn-doctor-book:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 25px rgba(0, 198, 255, 0.5);
}

.btn-doctor-profile {
  font-weight: 700;
  font-size: 0.9rem;
  color: var(--color-primary-light);
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  cursor: pointer;
  padding: 0.5rem 0.75rem;
  transition: color var(--transition-fast);
}

.btn-doctor-profile:hover {
  color: var(--color-accent);
}

@media (max-width: 860px) {
  .doctor-executive-card {
    grid-template-columns: 1fr;
    text-align: center;
  }
  .doctor-header-row, .doctor-stats-ribbon, .doctor-specs-list, .doctor-cta-actions {
    justify-content: center;
  }
}

/* ------------------------------------------
   5. COUNTERS & INSURANCE LOGO CAROUSEL
   ------------------------------------------ */
.trust-section {
  padding-block: 5rem;
  background: var(--color-primary-dark);
  color: #ffffff;
  position: relative;
  overflow: hidden;
}

.counters-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 2rem;
  text-align: center;
  margin-block-end: 4rem;
}

.counter-item {
  padding: 1.75rem 1.5rem;
  background: rgba(255, 255, 255, 0.04);
  border-radius: var(--radius-lg);
  border: 1px solid rgba(255, 255, 255, 0.08);
  backdrop-filter: blur(8px);
  transition: transform var(--transition-normal), border-color var(--transition-normal);
}

.counter-item:hover {
  transform: translateY(-4px);
  border-color: rgba(0, 198, 255, 0.3);
}

.counter-value {
  font-size: 3rem;
  font-weight: 800;
  color: var(--color-accent);
  margin-block-end: 0.5rem;
  font-feature-settings: "tnum";
}

.counter-label {
  color: #94a3b8;
  font-weight: 600;
  font-size: 0.95rem;
}

.insurance-carousel-wrapper {
  overflow: hidden;
  position: relative;
  width: 100%;
  padding-block: 1rem;
}

.insurance-carousel-track {
  display: flex;
  align-items: center;
  gap: 3rem;
  width: max-content;
  animation: marquee 25s linear infinite;
}

.insurance-logo-item {
  height: 64px;
  background: #ffffff;
  padding: 0.6rem 1.5rem;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 4px 15px rgba(0,0,0,0.15);
  transition: transform var(--transition-fast);
}

.insurance-logo-item:hover {
  transform: scale(1.05);
}

.insurance-logo-item img {
  max-height: 100%;
  max-width: 130px;
  object-fit: contain;
}

@keyframes marquee {
  0% { transform: translateX(0); }
  100% { transform: translateX(-50%); }
}

[dir="rtl"] .insurance-carousel-track {
  animation-direction: reverse;
}

/* ------------------------------------------
   6. FLOATING QUICK ACTION DOCK
   ------------------------------------------ */
.floating-action-dock {
  position: fixed;
  bottom: 2rem;
  inset-inline-end: 2rem;
  z-index: 990;
  display: flex;
  flex-direction: column;
  gap: 0.85rem;
  transition: all var(--transition-normal);
}

.floating-btn {
  width: 54px;
  height: 54px;
  border-radius: var(--radius-full);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.35rem;
  color: #ffffff;
  box-shadow: 0 8px 25px rgba(0,0,0,0.3);
  cursor: pointer;
  transition: transform var(--transition-fast), box-shadow var(--transition-fast);
}

.floating-btn-phone {
  background: #10b981;
}

.floating-btn-phone:hover {
  transform: scale(1.1);
  box-shadow: 0 10px 30px rgba(16, 185, 129, 0.5);
}

.floating-btn-book {
  background: var(--color-accent-gradient);
  box-shadow: 0 8px 25px rgba(0, 198, 255, 0.4);
  animation: floatPulse 2.5s infinite;
}

.floating-btn-book:hover {
  transform: scale(1.1);
}

@keyframes floatPulse {
  0% { box-shadow: 0 0 0 0 rgba(0, 198, 255, 0.6); }
  70% { box-shadow: 0 0 0 15px rgba(0, 198, 255, 0); }
  100% { box-shadow: 0 0 0 0 rgba(0, 198, 255, 0); }
}

/* Mobile responsive optimization for floating dock: Completely hide on mobile screens to prevent blocking view */
@media (max-width: 768px) {
  .floating-action-dock {
    display: none !important;
  }
}

/* ------------------------------------------
   7. SCROLL REVEAL ANIMATIONS
   ------------------------------------------ */
.reveal-init {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.7s ease-out, transform 0.7s ease-out;
}

.reveal-active {
  opacity: 1;
  transform: translateY(0);
}

/* ------------------------------------------
   8. BOOKING & DETAIL MODALS
   ------------------------------------------ */
.modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(11, 19, 41, 0.8);
  backdrop-filter: blur(10px);
  z-index: 2000;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1.5rem;
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--transition-normal);
}

.modal-overlay.active {
  opacity: 1;
  pointer-events: auto;
}

.modal-box {
  background: var(--color-bg-light);
  width: 100%;
  max-width: 620px;
  border-radius: var(--radius-xl);
  padding: 2.5rem;
  box-shadow: var(--shadow-lg);
  position: relative;
  transform: scale(0.92);
  transition: transform var(--transition-normal);
  max-height: 90vh;
  overflow-y: auto;
}

.modal-overlay.active .modal-box {
  transform: scale(1);
}

.modal-close-btn {
  position: absolute;
  top: 1.5rem;
  inset-inline-end: 1.5rem;
  font-size: 1.35rem;
  color: var(--color-text-muted);
  cursor: pointer;
  width: 36px;
  height: 36px;
  border-radius: var(--radius-full);
  background: var(--color-bg-slate);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all var(--transition-fast);
}

.modal-close-btn:hover {
  background: var(--color-danger);
  color: #ffffff;
}

.form-group {
  margin-block-end: 1.25rem;
}

.form-label {
  display: block;
  font-weight: 600;
  margin-block-end: 0.4rem;
  color: var(--color-primary);
  font-size: 0.9rem;
}

.form-input, .form-select, .form-textarea {
  width: 100%;
  padding: 0.85rem 1rem;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  background: var(--color-bg-alt);
  color: var(--color-text-main);
  transition: border-color var(--transition-fast);
}

.form-input:focus, .form-select:focus, .form-textarea:focus {
  border-color: var(--color-accent);
  background: #ffffff;
  box-shadow: 0 0 0 3px rgba(0, 198, 255, 0.18);
}

/* Footer */
.site-footer {
  background: var(--color-primary-dark);
  color: #cbd5e1;
  padding-block-start: 5rem;
  padding-block-end: 2rem;
  border-block-start: 1px solid rgba(255, 255, 255, 0.1);
}

.footer-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 3rem;
  margin-block-end: 3.5rem;
}

.footer-brand p {
  margin-block: 1rem;
  line-height: 1.7;
  font-size: 0.95rem;
}

.footer-title {
  color: #ffffff;
  font-size: 1.15rem;
  margin-block-end: 1.25rem;
}

.footer-links {
  list-style: none;
}

.footer-links li {
  margin-block-end: 0.75rem;
}

.footer-links a:hover {
  color: var(--color-accent);
}

.footer-bottom {
  border-block-start: 1px solid rgba(255, 255, 255, 0.08);
  padding-block-start: 2rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 1rem;
  font-size: 0.9rem;
  color: #94a3b8;
}

.footer-developer-link {
  color: var(--color-accent);
  font-weight: 600;
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  transition: all var(--transition-fast);
}

.footer-developer-link:hover {
  color: #ffffff;
  transform: translateY(-2px);
}

/* ------------------------------------------
   NAV DROPDOWN MENU & MEDIA CENTER
   ------------------------------------------ */
.nav-item-dropdown {
  position: relative;
}

.nav-item-dropdown .dropdown-toggle {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
}

.nav-item-dropdown .nav-arrow {
  font-size: 0.75rem;
  transition: transform var(--transition-fast);
}

.nav-item-dropdown:hover .nav-arrow {
  transform: rotate(180deg);
}

.dropdown-menu {
  position: absolute;
  top: 100%;
  inset-inline-start: 0;
  min-width: 230px;
  background: rgba(10, 25, 47, 0.96);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border: 1px solid rgba(0, 198, 255, 0.25);
  border-radius: var(--radius-lg);
  padding: 0.6rem 0;
  box-shadow: var(--shadow-xl);
  opacity: 0;
  visibility: hidden;
  transform: translateY(10px);
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  z-index: 1000;
  list-style: none;
}

.nav-item-dropdown:hover .dropdown-menu {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.dropdown-menu li a {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.75rem 1.2rem;
  color: #cbd5e1;
  font-size: 0.92rem;
  font-weight: 600;
  transition: all var(--transition-fast);
  text-decoration: none;
}

.dropdown-menu li a:hover {
  background: rgba(0, 198, 255, 0.14);
  color: var(--color-accent);
  padding-inline-start: 1.5rem;
}

.dropdown-menu li a i {
  color: var(--color-accent);
  font-size: 1.05rem;
  width: 20px;
  text-align: center;
}

/* ------------------------------------------
   3D WAVING COUNTRY FLAGS & SUB-PAGE HERO BANNER
   ------------------------------------------ */
@keyframes flagWaveAnimation {
  0% {
    transform: rotate(0deg) skewY(0deg) scale(1);
  }
  25% {
    transform: rotate(-3deg) skewY(-2deg) scale(1.02);
  }
  50% {
    transform: rotate(2deg) skewY(1deg) scale(0.99);
  }
  75% {
    transform: rotate(-2deg) skewY(-1deg) scale(1.01);
  }
  100% {
    transform: rotate(0deg) skewY(0deg) scale(1);
  }
}

.flag-watermark-de,
.flag-watermark-us {
  position: absolute;
  top: 25px;
  inset-inline-end: 25px;
  width: 140px;
  height: 90px;
  pointer-events: none;
  z-index: 5;
  opacity: 0.85;
  filter: drop-shadow(0 10px 20px rgba(0, 0, 0, 0.45));
  animation: flagWaveAnimation 5s ease-in-out infinite;
  border-radius: 8px;
  overflow: hidden;
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.5), inset 0 0 15px rgba(255, 255, 255, 0.2);
}

.flag-watermark-de::after,
.flag-watermark-us::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(125deg, rgba(255,255,255,0.35) 0%, rgba(0,0,0,0.25) 45%, rgba(255,255,255,0.3) 70%, rgba(0,0,0,0.4) 100%);
  pointer-events: none;
}

.flag-watermark-svg {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

/* Compact Sub-Page Hero Banner */
.subpage-hero-banner {
  position: relative;
  height: 190px;
  background-size: cover;
  background-position: center;
  color: #ffffff;
  overflow: hidden;
  margin-block-end: 3rem;
  border-block-end: 3px solid var(--color-accent);
  box-shadow: var(--shadow-md);
}

.subpage-spectrum-canvas {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
  z-index: 3;
  opacity: 0.9;
}

.subpage-banner-glow {
  position: absolute;
  top: -50%;
  inset-inline-start: -20%;
  width: 300px;
  height: 300px;
  background: radial-gradient(circle, rgba(0, 198, 255, 0.25) 0%, rgba(0, 0, 0, 0) 70%);
  pointer-events: none;
  animation: pulseGlow 6s ease-in-out infinite alternate;
}

@keyframes pulseGlow {
  0% { transform: scale(1); opacity: 0.5; }
  100% { transform: scale(1.4); opacity: 0.9; }
}

.subpage-banner-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  font-size: 0.8rem;
  font-weight: 700;
  color: var(--color-laser);
  background: rgba(0, 198, 255, 0.12);
  padding: 0.3rem 0.85rem;
  border-radius: var(--radius-full);
  border: 1px solid rgba(0, 198, 255, 0.3);
  margin-block-end: 0.5rem;
  text-transform: uppercase;
}

.subpage-banner-title {
  font-size: clamp(1.6rem, 3vw, 2.2rem);
  font-weight: 800;
  color: #ffffff;
  margin: 0;
  text-shadow: 0 2px 10px rgba(0, 0, 0, 0.5);
}

.subpage-breadcrumb {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  font-size: 0.9rem;
  background: rgba(10, 25, 47, 0.65);
  backdrop-filter: blur(8px);
  padding: 0.5rem 1.25rem;
  border-radius: var(--radius-full);
  border: 1px solid rgba(255, 255, 255, 0.15);
}

.subpage-breadcrumb a {
  color: #cbd5e1;
  text-decoration: none;
  font-weight: 600;
  transition: color var(--transition-fast);
}

.subpage-breadcrumb a:hover {
  color: var(--color-accent);
}

.subpage-breadcrumb .active-crumb {
  color: var(--color-laser);
  font-weight: 700;
}

/* Header Action Icon Pills */
.header-icon-pill {
  width: 40px;
  height: 40px;
  border-radius: var(--radius-full);
  background: var(--color-bg-alt);
  border: 1px solid var(--color-border);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 1.1rem;
  transition: all var(--transition-fast);
  box-shadow: var(--shadow-sm);
  text-decoration: none;
  flex-shrink: 0;
}

.header-icon-pill:hover {
  transform: translateY(-2px) scale(1.08);
  border-color: var(--color-accent);
  box-shadow: 0 4px 14px rgba(0, 198, 255, 0.3);
}

@media (max-width: 991px) {
  .header-icon-pill {
    display: none !important;
  }
}

/* ------------------------------------------
   INTERACTIVE VISION SCREENING & AI ADVISOR UI
   ------------------------------------------ */
.vision-test-card,
.ai-advisor-card {
  background: #ffffff;
  border-radius: var(--radius-xl);
  padding: 3rem 2.5rem;
  box-shadow: var(--shadow-md);
  border: 1px solid var(--color-border);
  position: relative;
  overflow: hidden;
}

.vision-test-steps {
  display: flex;
  justify-content: space-between;
  gap: 0.5rem;
  border-block-end: 2px solid var(--color-border);
  padding-block-end: 1.25rem;
  margin-block-end: 2.5rem;
  flex-wrap: wrap;
}

.v-step {
  font-size: 0.88rem;
  font-weight: 700;
  color: var(--color-text-muted);
  padding: 0.35rem 0.85rem;
  border-radius: var(--radius-full);
  transition: all var(--transition-fast);
}

.v-step.active {
  color: #ffffff;
  background: var(--color-accent-gradient);
  box-shadow: 0 4px 14px rgba(0, 198, 255, 0.35);
}

.stage-tag {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--color-primary-light);
  background: var(--color-primary-subtle);
  padding: 0.35rem 0.9rem;
  border-radius: var(--radius-full);
  margin-block-end: 1rem;
}

.stage-title {
  font-size: clamp(1.4rem, 2.5vw, 1.9rem);
  color: var(--color-primary);
  margin-block-end: 0.5rem;
}

.stage-desc {
  color: var(--color-text-muted);
  font-size: 1.05rem;
  margin-block-end: 2rem;
}

/* Optotype E Box */
.optotype-container {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  background: var(--color-bg-alt);
  border-radius: var(--radius-lg);
  padding: 3rem 2rem;
  border: 2px dashed var(--color-border);
  margin-block-end: 2rem;
}

.optotype-symbol {
  font-family: Arial, sans-serif;
  font-weight: 900;
  color: #000000;
  line-height: 1;
  font-size: 120px;
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.optotype-size-tag {
  margin-block-start: 1.5rem;
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--color-primary-light);
  background: #ffffff;
  padding: 0.3rem 0.85rem;
  border-radius: var(--radius-full);
  box-shadow: var(--shadow-sm);
}

.directional-controls {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1rem;
}

.dir-btn {
  width: 58px;
  height: 58px;
  border-radius: var(--radius-full);
  background: var(--color-primary);
  color: #ffffff;
  font-size: 1.4rem;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  box-shadow: var(--shadow-md);
  transition: all var(--transition-fast);
}

.dir-btn:hover {
  background: var(--color-accent);
  transform: scale(1.1);
  box-shadow: 0 8px 20px rgba(0, 198, 255, 0.4);
}

/* Astigmatism Wheel Box */
.astigmatism-wheel-box {
  display: flex;
  justify-content: center;
  align-items: center;
  background: var(--color-bg-alt);
  padding: 2.5rem;
  border-radius: var(--radius-lg);
}

.astigmatism-svg {
  width: 220px;
  height: 220px;
}

/* Contrast Disc */
.contrast-disc-box {
  display: flex;
  justify-content: center;
  align-items: center;
  padding: 2.5rem;
  background: var(--color-bg-alt);
  border-radius: var(--radius-lg);
}

.contrast-disc {
  width: 160px;
  height: 160px;
  border-radius: var(--radius-full);
  background: #f0f4f8;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 4rem;
  font-weight: 800;
  color: #c0c8d0;
  border: 1px solid #e0e8f0;
}

/* Diagnostic Result Card */
.result-card-box {
  text-align: center;
  padding: 2rem 1rem;
}

.result-score-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  font-size: 1.1rem;
  font-weight: 800;
  color: var(--color-accent);
  background: rgba(0, 198, 255, 0.12);
  padding: 0.6rem 1.5rem;
  border-radius: var(--radius-full);
  border: 1px solid rgba(0, 198, 255, 0.3);
  margin-block-end: 1.5rem;
}

.recommended-tech-pill {
  display: flex;
  align-items: center;
  gap: 1rem;
  background: var(--color-primary-subtle);
  padding: 1.25rem 1.75rem;
  border-radius: var(--radius-lg);
  border-inline-start: 5px solid var(--color-accent);
  text-align: start;
  max-width: 680px;
  margin-inline: auto;
  margin-block: 1.5rem;
}

/* AI Advisor Steps & Options */
.ai-header-ribbon {
  text-align: center;
  margin-block-end: 2.5rem;
}

.ai-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--color-accent);
  background: rgba(0, 198, 255, 0.1);
  padding: 0.35rem 1rem;
  border-radius: var(--radius-full);
  border: 1px solid rgba(0, 198, 255, 0.25);
}

.ai-progress-container {
  height: 8px;
  background: var(--color-bg-slate);
  border-radius: var(--radius-full);
  overflow: hidden;
  margin-block-end: 3rem;
}

.ai-progress-bar {
  height: 100%;
  background: var(--color-accent-gradient);
  transition: width 0.4s ease;
}

.ai-question-title {
  font-size: 1.35rem;
  color: var(--color-primary);
  margin-block-end: 1.75rem;
  display: flex;
  align-items: center;
  gap: 0.6rem;
}

.ai-options-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 1.25rem;
}

.ai-opt-btn {
  display: flex;
  align-items: center;
  gap: 1rem;
  padding: 1.25rem 1.5rem;
  border-radius: var(--radius-lg);
  background: var(--color-bg-alt);
  border: 2px solid var(--color-border);
  color: var(--color-primary);
  font-weight: 700;
  font-size: 1.05rem;
  cursor: pointer;
  transition: all var(--transition-normal);
  text-align: start;
}

.ai-opt-btn:hover {
  background: #ffffff;
  border-color: var(--color-accent);
  color: var(--color-accent);
  box-shadow: var(--shadow-md);
  transform: translateY(-3px);
}

.ai-opt-btn i {
  font-size: 1.4rem;
  color: var(--color-accent);
}

.ai-match-card {
  display: grid;
  grid-template-columns: 220px 1fr;
  gap: 2.5rem;
  align-items: center;
  background: var(--color-bg-alt);
  padding: 2.5rem;
  border-radius: var(--radius-xl);
  border: 1px solid var(--color-border);
}

@media (max-width: 768px) {
  .ai-match-card {
    grid-template-columns: 1fr;
    text-align: center;
  }
}

.match-circle {
  width: 160px;
  height: 160px;
  border-radius: var(--radius-full);
  background: var(--color-primary-dark);
  color: #ffffff;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  margin-inline: auto;
  border: 4px solid var(--color-accent);
  box-shadow: 0 0 25px rgba(0, 198, 255, 0.4);
}

.match-circle span {
  font-size: 2.5rem;
  font-weight: 900;
  color: var(--color-laser);
  line-height: 1;
}

.match-circle label {
  font-size: 0.8rem;
  color: #cbd5e1;
  margin-block-start: 0.3rem;
  text-transform: uppercase;
}

/* ------------------------------------------
   FULL-WIDTH FLUID RESPONSIVE MEDIA QUERIES
   ------------------------------------------ */
@media (max-width: 768px) {
  .subpage-hero-banner {
    height: auto;
    min-height: 160px;
    padding-block: 2rem;
  }
  
  .subpage-breadcrumb {
    font-size: 0.8rem;
    padding: 0.35rem 0.85rem;
  }

  .flag-watermark-de,
  .flag-watermark-us {
    width: 100px;
    height: 65px;
    top: 10px;
    inset-inline-end: 10px;
  }

  .dept-grid {
    grid-template-columns: 1fr;
    gap: 1.25rem;
  }

  .hero-title {
    font-size: clamp(1.8rem, 6vw, 2.5rem);
  }
}