/**
 * Fahari Premium Slider Styles
 * 
 * A professional, responsive slider integrated with Kenya Airways brand guidelines
 */

/* Base Slider Styles */
.fahari-slider {
  position: relative;
  width: 100%;
  height: 750px; /* Increased height as requested */
  overflow: hidden;
  margin-bottom: var(--spacing-lg);
}

/* Loading States */
.fahari-slider:not(.slider-loaded) {
  background-color: var(--color-gray-100);
}

.slider-loader {
  position: absolute;
  top: 50%;
  left: 50%;
  width: 48px;
  height: 48px;
  margin: -24px 0 0 -24px;
  border: 3px solid rgba(138, 24, 26, 0.2);
  border-top-color: var(--color-primary);
  border-radius: 50%;
  animation: slider-loading 1s linear infinite;
  z-index: 5;
}

@keyframes slider-loading {
  to {
    transform: rotate(360deg);
  }
}

/* Slider Container */
.slider-wrapper {
  position: relative;
  width: 100%;
  height: 100%;
}

.slider-container {
  width: 100%;
  height: 100%;
  position: relative;
  overflow: hidden;
}

/* Individual Slides */
.slide {
  position: absolute;
  width: 100%;
  height: 100%;
  left: 0;
  top: 0;
  background-size: cover;
  background-position: center;
  overflow: hidden;
  will-change: transform, opacity;
}

.slide::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: linear-gradient(rgba(0, 0, 0, 0.55), rgba(0, 0, 0, 0.55));
  z-index: 1;
}

.slide.active {
  z-index: 2;
}

/* Slide Content */
.slide-content {
  position: relative;
  z-index: 2;
  height: 100%;
  display: flex;
  align-items: center;
  padding: 0 5%;
}

.content-panel {
  background-color: rgba(255, 255, 255, 0.95);
  padding: var(--spacing-lg) var(--spacing-md);
  width: 50%;
  max-width: 750px;
  border-radius: 4px;
  box-shadow: var(--shadow-md);
  transform: translateY(0);
  transition: transform var(--duration-slow) var(--ease-out),
    opacity var(--duration-slow) var(--ease-out);
  opacity: 0;
  margin-left: 5%;
}

.slide.active .content-panel {
  transform: translateY(0);
  opacity: 1;
  animation: panel-fade-in var(--duration-slow) var(--ease-out) forwards;
}

@keyframes panel-fade-in {
  from {
    opacity: 0;
    transform: translateY(30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* Typography */
.slide-title {
  color: var(--color-primary);
  font-size: var(--fs-xl);
  font-weight: 700;
  margin-bottom: var(--spacing-md);
  line-height: 1.2;
  font-family: var(--font-heading);
  position: relative;
  padding-bottom: var(--spacing-sm);
}

.slide-title::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 80px;
  height: 3px;
  background-color: var(--color-primary);
}

.slide-description {
  color: var(--color-text);
  font-size: var(--fs-md);
  line-height: var(--line-height);
  margin-bottom: var(--spacing-md);
  font-family: var(--font-body);
}

/* Call to Action */
.slide-cta {
  margin-top: var(--spacing-md);
}

.btn-primary {
  display: inline-block;
  background-color: var(--color-primary);
  color: white;
  padding: var(--spacing-xs) var(--spacing-md);
  text-decoration: none;
  border-radius: 4px;
  font-weight: 600;
  transition: all var(--duration-normal);
  border: none;
  cursor: pointer;
  text-transform: uppercase;
  font-size: var(--fs-xs);
  letter-spacing: 0.5px;
  box-shadow: var(--shadow-sm);
  font-family: var(--font-heading);
  position: relative;
  overflow: hidden;
}

.btn-primary::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(
    90deg,
    transparent,
    rgba(255, 255, 255, 0.2),
    transparent
  );
  transition: left 0.7s;
}

.btn-primary:hover {
  background-color: var(--color-primary-hover);
  color: white;
  text-decoration: none;
  box-shadow: var(--shadow-md);
  transform: translateY(-2px);
}

.btn-primary:hover::before {
  left: 100%;
}

.btn-primary:active {
  transform: translateY(1px);
  box-shadow: var(--shadow-sm);
}

/* Navigation Arrows - Hidden until hover */
.slider-arrow {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  width: 50px;
  height: 50px;
  background-color: rgba(255, 255, 255, 0.85);
  border: none;
  border-radius: 50%;
  font-size: 20px;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  z-index: 10;
  transition: all var(--duration-normal);
  color: var(--color-primary);
  opacity: 0;
  box-shadow: var(--shadow-sm);
}

.fahari-slider:hover .slider-arrow {
  opacity: 1;
}

.slider-arrow:hover {
  background-color: #fff;
  box-shadow: var(--shadow-md);
  transform: translateY(-50%) scale(1.05);
}

.slider-arrow:active {
  transform: translateY(-50%) scale(0.95);
}

.prev-arrow {
  left: 20px;
}

.next-arrow {
  right: 20px;
}

/* Arrow Icons */
.prev-arrow::before,
.next-arrow::before {
  content: '';
  display: block;
  width: 12px;
  height: 12px;
  border-top: 2px solid var(--color-primary);
  border-left: 2px solid var(--color-primary);
  transition: border-color var(--duration-normal);
}

.prev-arrow::before {
  transform: rotate(-45deg);
  margin-left: 5px;
}

.next-arrow::before {
  transform: rotate(135deg);
  margin-right: 5px;
}

.slider-arrow:hover::before {
  border-color: var(--color-primary-dark);
}

/* Navigation Dots - Hidden until hover */
.slider-dots {
  position: absolute;
  bottom: 25px;
  left: 0;
  right: 0;
  display: flex;
  justify-content: center;
  gap: 12px;
  z-index: 10;
  opacity: 0;
  transition: opacity var(--duration-normal) ease;
}

.fahari-slider:hover .slider-dots {
  opacity: 1;
}

.dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background-color: rgba(255, 255, 255, 0.5);
  border: 2px solid rgba(255, 255, 255, 0.7);
  cursor: pointer;
  transition: all var(--duration-normal);
  padding: 0;
  position: relative;
}

.dot::after {
  content: '';
  position: absolute;
  top: -4px;
  left: -4px;
  right: -4px;
  bottom: -4px;
  border-radius: 50%;
  background-color: transparent;
  opacity: 0;
  transition: opacity var(--duration-normal);
}

.dot:hover {
  background-color: rgba(255, 255, 255, 0.8);
  transform: scale(1.1);
}

.dot.active {
  background-color: #fff;
  border-color: var(--color-primary);
  transform: scale(1.2);
}

.dot.active::after {
  background-color: rgba(255, 255, 255, 0.2);
  opacity: 1;
}

/* Progress Indicator */
.slider-progress {
  position: absolute;
  bottom: 0;
  left: 0;
  height: 3px;
  background-color: rgba(255, 255, 255, 0.3);
  width: 100%;
  z-index: 8;
}

.slider-progress-bar {
  height: 100%;
  background-color: var(--color-primary);
  width: 0;
  transition: width 0.1s linear;
}

/* Accessibility */
.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

/* Responsive Adjustments */
@media (max-width: 1200px) {
  .fahari-slider {
    height: 700px;
  }

  .content-panel {
    width: 55%;
  }

  .slide-title {
    font-size: calc(var(--fs-xl) * 0.9);
  }
}

@media (max-width: 992px) {
  .fahari-slider {
    height: 60%;
  }

  .content-panel {
    width: 45%;
    padding: var(--spacing-md) var(--spacing-sm);
  }

  .slide-title {
    font-size: var(--fs-lg);
    padding-bottom: var(--spacing-xs);
    margin-bottom: var(--spacing-sm);
  }

  .slide-title::after {
    width: 60px;
  }
}

@media (max-width: 768px) {
  .fahari-slider {
    height: 550px;
  }

  .content-panel {
    width: 60%;
    margin-left: 0;
  }

  .slide-content {
    justify-content: center;
  }

  .slide-description {
    font-size: var(--fs-sm);
  }

  .slider-arrow {
    width: 40px;
    height: 40px;
  }
}

@media (max-width: 576px) {
  .fahari-slider {
    height: 500px;
  }

  .content-panel {
    width: 85%;
    padding: var(--spacing-sm);
  }

  .slide-title {
    font-size: var(--fs-md);
    margin-bottom: var(--spacing-xs);
  }

  .slide-title::after {
    width: 50px;
    height: 2px;
  }

  .slider-arrow {
    width: 36px;
    height: 36px;
  }

  .btn-primary {
    padding: var(--spacing-xs) var(--spacing-sm);
    font-size: calc(var(--fs-xs) * 0.9);
  }
}

/* Animation Support */
@media (prefers-reduced-motion: reduce) {
  .fahari-slider * {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
}