/* Modern Design Components - Airbnb/Apple Style */

/* Glass Morphism Effect */
.glass {
  background: rgba(255, 255, 255, 0.25);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border: 1px solid rgba(255, 255, 255, 0.18);
}

.glass-dark {
  background: rgba(0, 0, 0, 0.25);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border: 1px solid rgba(255, 255, 255, 0.18);
}

/* Floating Cards */
.floating-card {
  background: white;
  border-radius: var(--radius-2xl);
  box-shadow: var(--shadow-lg);
  border: 1px solid var(--border-light);
  transition: all var(--transition-normal);
  position: relative;
  overflow: hidden;
}

.floating-card::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 1px;
  background: var(--gradient-primary);
  opacity: 0;
  transition: opacity var(--transition-normal);
}

.floating-card:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-2xl);
}

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

/* Oval Navigation Buttons */
.oval-btn {
  background: rgba(255, 255, 255, 0.1);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border: 1px solid rgba(255, 255, 255, 0.2);
  border-radius: 50px;
  padding: 8px 20px;
  color: var(--text-primary);
  text-decoration: none;
  font-weight: 500;
  font-size: 0.9rem;
  transition: all var(--transition-normal);
  position: relative;
  overflow: hidden;
}

.oval-btn::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 0.5s;
}

.oval-btn:hover {
  background: rgba(255, 255, 255, 0.2);
  border-color: rgba(255, 255, 255, 0.3);
  transform: translateY(-2px);
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
}

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

/* Modern Button Variants */
.btn-ghost {
  background: transparent;
  color: var(--primary-color);
  border: 2px solid transparent;
  position: relative;
}

.btn-ghost::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: var(--primary-color);
  opacity: 0;
  transition: opacity var(--transition-normal);
  border-radius: inherit;
}

.btn-ghost:hover::before {
  opacity: 0.1;
}

.btn-ghost:hover {
  color: var(--primary-color);
  border-color: var(--primary-color);
}

.btn-pill {
  border-radius: var(--radius-full);
  padding: var(--space-sm) var(--space-xl);
}

.btn-large {
  padding: var(--space-lg) var(--space-2xl);
  font-size: 1.125rem;
}

/* Modern Input Fields */
.modern-input {
  width: 100%;
  padding: var(--space-md) var(--space-lg);
  border: 2px solid var(--border-color);
  border-radius: var(--radius-lg);
  font-size: 1rem;
  transition: all var(--transition-normal);
  background: white;
  color: var(--text-primary);
}

.modern-input:focus {
  outline: none;
  border-color: var(--primary-color);
  box-shadow: 0 0 0 3px var(--bg-overlay);
}

.modern-input::placeholder {
  color: var(--text-muted);
}

/* Modern Cards with Hover Effects */
.modern-card {
  background: white;
  border-radius: var(--radius-2xl);
  padding: var(--space-2xl);
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--border-light);
  transition: all var(--transition-normal);
  position: relative;
  overflow: hidden;
}

.modern-card::after {
  content: "";
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(
    90deg,
    transparent,
    rgba(255, 255, 255, 0.4),
    transparent
  );
  transition: left 0.5s;
}

.modern-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-xl);
  border-color: var(--primary-lighter);
}

.modern-card:hover::after {
  left: 100%;
}

/* Gradient Text */
.gradient-text {
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  display: inline-block;
}

/* Modern Badges */
.badge {
  display: inline-flex;
  align-items: center;
  padding: var(--space-xs) var(--space-md);
  border-radius: var(--radius-full);
  font-size: 0.875rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.badge-primary {
  background: var(--gradient-primary);
  color: white;
}

.badge-soft {
  background: var(--gradient-soft);
  color: var(--primary-color);
}

.badge-outline {
  background: transparent;
  color: var(--primary-color);
  border: 2px solid var(--primary-color);
}

/* Modern Navigation */
.modern-nav {
  background: rgba(255, 255, 255, 0.8);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border-light);
  transition: all var(--transition-normal);
}

.modern-nav.scrolled {
  background: rgba(255, 255, 255, 0.95);
  box-shadow: var(--shadow-sm);
}

/* Modern Section Headers */
.section-header-modern {
  text-align: center;
  margin-bottom: var(--space-4xl);
}

.section-header-modern .section-title {
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 700;
  margin-bottom: var(--space-lg);
  letter-spacing: -0.02em;
}

.section-header-modern .section-description {
  font-size: 1.25rem;
  color: var(--text-secondary);
  max-width: 600px;
  margin: 0 auto;
  line-height: 1.7;
}

/* Modern Grid Layouts */
.modern-grid {
  display: grid;
  gap: var(--space-2xl);
}

.modern-grid-2 {
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
}

.modern-grid-3 {
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
}

.modern-grid-4 {
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
}

/* Modern Spacing Utilities */
.space-y-4 > * + * {
  margin-top: var(--space-lg);
}

.space-y-6 > * + * {
  margin-top: var(--space-xl);
}

.space-y-8 > * + * {
  margin-top: var(--space-2xl);
}

/* Modern Animations */
@keyframes slideUp {
  from {
    opacity: 0;
    transform: translateY(30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes slideInLeft {
  from {
    opacity: 0;
    transform: translateX(-30px);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

@keyframes slideInRight {
  from {
    opacity: 0;
    transform: translateX(30px);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

@keyframes scaleIn {
  from {
    opacity: 0;
    transform: scale(0.9);
  }
  to {
    opacity: 1;
    transform: scale(1);
  }
}

.animate-slide-up {
  animation: slideUp 0.6s ease-out;
}

.animate-slide-left {
  animation: slideInLeft 0.6s ease-out;
}

.animate-slide-right {
  animation: slideInRight 0.6s ease-out;
}

.animate-scale-in {
  animation: scaleIn 0.6s ease-out;
}

/* Mobile-specific modern component improvements */
@media (max-width: 768px) {
  .modern-card {
    padding: var(--space-lg);
    border-radius: var(--radius-xl);
  }

  .modern-grid-2,
  .modern-grid-3,
  .modern-grid-4 {
    grid-template-columns: 1fr;
    gap: var(--space-lg);
  }

  .section-header-modern {
    margin-bottom: var(--space-2xl);
  }

  .section-header-modern .section-title {
    font-size: clamp(1.8rem, 5vw, 2.5rem);
  }

  .section-header-modern .section-description {
    font-size: 1rem;
    line-height: 1.6;
  }

  .btn-large {
    padding: var(--space-md) var(--space-xl);
    font-size: 1rem;
  }

  .oval-btn {
    padding: 10px 16px;
    font-size: 0.95rem;
  }
}

@media (max-width: 480px) {
  .modern-card {
    padding: var(--space-md);
    border-radius: var(--radius-lg);
  }

  .section-header-modern {
    margin-bottom: var(--space-xl);
  }

  .section-header-modern .section-title {
    font-size: clamp(1.5rem, 6vw, 2rem);
  }

  .section-header-modern .section-description {
    font-size: 0.95rem;
  }

  .btn-pill {
    padding: var(--space-sm) var(--space-lg);
  }

  .oval-btn {
    padding: 8px 14px;
    font-size: 0.9rem;
  }

  .badge {
    padding: var(--space-xs) var(--space-sm);
    font-size: 0.8rem;
  }
}

/* Modern Loading States */
.loading-skeleton {
  background: linear-gradient(
    90deg,
    var(--bg-secondary) 25%,
    var(--bg-tertiary) 50%,
    var(--bg-secondary) 75%
  );
  background-size: 200% 100%;
  animation: loading 1.5s infinite;
}

@keyframes loading {
  0% {
    background-position: 200% 0;
  }
  100% {
    background-position: -200% 0;
  }
}

/* Modern Focus States */
.focus-ring {
  transition: box-shadow var(--transition-fast);
}

.focus-ring:focus {
  outline: none;
  box-shadow: 0 0 0 3px var(--bg-overlay);
}

/* Modern Scrollbar */
::-webkit-scrollbar {
  width: 8px;
}

::-webkit-scrollbar-track {
  background: var(--bg-secondary);
}

::-webkit-scrollbar-thumb {
  background: var(--primary-color);
  border-radius: var(--radius-full);
}

::-webkit-scrollbar-thumb:hover {
  background: var(--primary-light);
}

/* Modern Selection */
::selection {
  background: var(--primary-lighter);
  color: var(--primary-color);
}

/* Modern Backdrop */
.backdrop-blur {
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
}

/* Modern Shadows */
.shadow-soft {
  box-shadow: 0 2px 15px -3px rgba(0, 0, 0, 0.07),
    0 10px 20px -2px rgba(0, 0, 0, 0.04);
}

.shadow-medium {
  box-shadow: 0 4px 25px -5px rgba(0, 0, 0, 0.1),
    0 10px 10px -5px rgba(0, 0, 0, 0.04);
}

.shadow-strong {
  box-shadow: 0 10px 40px -10px rgba(0, 0, 0, 0.15),
    0 2px 10px -2px rgba(0, 0, 0, 0.05);
}

/* Rotating Text Animation */
.rotating-text {
  position: relative;
  display: inline-block;
  height: 1.2em;
  overflow: hidden;
  vertical-align: top;
}

.rotating-word {
  position: absolute;
  top: 0;
  left: 0;
  opacity: 0;
  transform: translateY(20px);
  transition: all 0.5s ease-in-out;
  white-space: nowrap;
  font-size: inherit;
  line-height: inherit;
}

/* Remove default first-child visibility to let JS control state */

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

.rotating-word.fade-out {
  opacity: 0;
  transform: translateY(-20px);
}