/* ========================================
   UTILITY CLASSES - Helper classes, animations
   ======================================== */

/* Text Utilities */
.text-center {
  text-align: center;
}

.text-left {
  text-align: left;
}

.text-right {
  text-align: right;
}

.text-blue {
  color: #00a8ff;
}

.text-white {
  color: #ffffff;
}

.text-muted {
  color: rgba(255, 255, 255, 0.6);
}

.text-shadow {
  text-shadow: 0 1px 2px rgba(0, 0, 0, 0.3);
}

/* Display Utilities */
.d-none {
  display: none;
}

.d-block {
  display: block;
}

.d-flex {
  display: flex;
}

.d-grid {
  display: grid;
}

.flex-column {
  flex-direction: column;
}

.flex-row {
  flex-direction: row;
}

.align-items-center {
  align-items: center;
}

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

.justify-content-between {
  justify-content: space-between;
}

.justify-content-around {
  justify-content: space-around;
}

/* Spacing Utilities */
.m-0 { margin: 0; }
.m-1 { margin: 0.25rem; }
.m-2 { margin: 0.5rem; }
.m-3 { margin: 0.75rem; }
.m-4 { margin: 1rem; }
.m-5 { margin: 1.25rem; }
.m-6 { margin: 1.5rem; }

.mt-0 { margin-top: 0; }
.mt-1 { margin-top: 0.25rem; }
.mt-2 { margin-top: 0.5rem; }
.mt-3 { margin-top: 0.75rem; }
.mt-4 { margin-top: 1rem; }
.mt-5 { margin-top: 1.25rem; }
.mt-6 { margin-top: 1.5rem; }

.mb-0 { margin-bottom: 0; }
.mb-1 { margin-bottom: 0.25rem; }
.mb-2 { margin-bottom: 0.5rem; }
.mb-3 { margin-bottom: 0.75rem; }
.mb-4 { margin-bottom: 1rem; }
.mb-5 { margin-bottom: 1.25rem; }
.mb-6 { margin-bottom: 1.5rem; }

.ml-0 { margin-left: 0; }
.ml-1 { margin-left: 0.25rem; }
.ml-2 { margin-left: 0.5rem; }
.ml-3 { margin-left: 0.75rem; }
.ml-4 { margin-left: 1rem; }
.ml-5 { margin-left: 1.25rem; }
.ml-6 { margin-left: 1.5rem; }

.mr-0 { margin-right: 0; }
.mr-1 { margin-right: 0.25rem; }
.mr-2 { margin-right: 0.5rem; }
.mr-3 { margin-right: 0.75rem; }
.mr-4 { margin-right: 1rem; }
.mr-5 { margin-right: 1.25rem; }
.mr-6 { margin-right: 1.5rem; }

.p-0 { padding: 0; }
.p-1 { padding: 0.25rem; }
.p-2 { padding: 0.5rem; }
.p-3 { padding: 0.75rem; }
.p-4 { padding: 1rem; }
.p-5 { padding: 1.25rem; }
.p-6 { padding: 1.5rem; }

.pt-0 { padding-top: 0; }
.pt-1 { padding-top: 0.25rem; }
.pt-2 { padding-top: 0.5rem; }
.pt-3 { padding-top: 0.75rem; }
.pt-4 { padding-top: 1rem; }
.pt-5 { padding-top: 1.25rem; }
.pt-6 { padding-top: 1.5rem; }

.pb-0 { padding-bottom: 0; }
.pb-1 { padding-bottom: 0.25rem; }
.pb-2 { padding-bottom: 0.5rem; }
.pb-3 { padding-bottom: 0.75rem; }
.pb-4 { padding-bottom: 1rem; }
.pb-5 { padding-bottom: 1.25rem; }
.pb-6 { padding-bottom: 1.5rem; }

.pl-0 { padding-left: 0; }
.pl-1 { padding-left: 0.25rem; }
.pl-2 { padding-left: 0.5rem; }
.pl-3 { padding-left: 0.75rem; }
.pl-4 { padding-left: 1rem; }
.pl-5 { padding-left: 1.25rem; }
.pl-6 { padding-left: 1.5rem; }

.pr-0 { padding-right: 0; }
.pr-1 { padding-right: 0.25rem; }
.pr-2 { padding-right: 0.5rem; }
.pr-3 { padding-right: 0.75rem; }
.pr-4 { padding-right: 1rem; }
.pr-5 { padding-right: 1.25rem; }
.pr-6 { padding-right: 1.5rem; }

/* Size Utilities */
.w-100 { width: 100%; }
.h-100 { height: 100%; }

/* Position Utilities */
.position-relative { position: relative; }
.position-absolute { position: absolute; }
.position-fixed { position: fixed; }
.position-sticky { position: sticky; }

/* Overflow Utilities */
.overflow-hidden { overflow: hidden; }
.overflow-auto { overflow: auto; }
.overflow-scroll { overflow: scroll; }
.overflow-x-auto { overflow-x: auto; }
.overflow-y-auto { overflow-y: auto; }

/* Border Utilities */
.border { border: 1px solid rgba(255, 255, 255, 0.1); }
.border-top { border-top: 1px solid rgba(255, 255, 255, 0.1); }
.border-bottom { border-bottom: 1px solid rgba(255, 255, 255, 0.1); }
.border-left { border-left: 1px solid rgba(255, 255, 255, 0.1); }
.border-right { border-right: 1px solid rgba(255, 255, 255, 0.1); }

.border-blue { border-color: #00a8ff; }
.border-blue-light { border-color: rgba(0, 168, 255, 0.3); }

.rounded { border-radius: 0.25rem; }
.rounded-sm { border-radius: 0.125rem; }
.rounded-lg { border-radius: 0.5rem; }
.rounded-xl { border-radius: 0.75rem; }
.rounded-2xl { border-radius: 1rem; }
.rounded-full { border-radius: 50%; }

/* Background Utilities */
.bg-transparent { background: transparent; }
.bg-blue { background: #00a8ff; }
.bg-blue-light { background: rgba(0, 168, 255, 0.1); }
.bg-blue-dark { background: rgba(0, 168, 255, 0.2); }

/* Shadow Utilities */
.shadow-sm { box-shadow: 0 1px 2px rgba(0, 0, 0, 0.1); }
.shadow { box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1); }
.shadow-lg { box-shadow: 0 10px 15px rgba(0, 0, 0, 0.1); }
.shadow-xl { box-shadow: 0 20px 25px rgba(0, 0, 0, 0.1); }

.shadow-blue { box-shadow: 0 4px 20px rgba(0, 168, 255, 0.3); }
.shadow-blue-lg { box-shadow: 0 8px 25px rgba(0, 168, 255, 0.4); }

/* Animation Utilities */
.transition { transition: all 0.3s ease; }
.transition-fast { transition: all 0.15s ease; }
.transition-slow { transition: all 0.5s ease; }

.hover-scale:hover { transform: scale(1.05); }
.hover-scale-lg:hover { transform: scale(1.1); }
.hover-lift:hover { transform: translateY(-2px); }
.hover-lift-lg:hover { transform: translateY(-4px); }

/* Cursor Utilities */
.cursor-pointer { cursor: pointer; }
.cursor-not-allowed { cursor: not-allowed; }

/* Opacity Utilities */
.opacity-0 { opacity: 0; }
.opacity-25 { opacity: 0.25; }
.opacity-50 { opacity: 0.5; }
.opacity-75 { opacity: 0.75; }
.opacity-100 { opacity: 1; }

/* Z-index Utilities */
.z-0 { z-index: 0; }
.z-10 { z-index: 10; }
.z-20 { z-index: 20; }
.z-30 { z-index: 30; }
.z-40 { z-index: 40; }
.z-50 { z-index: 50; }

/* Custom Animations */
@keyframes fadeIn {
  from { opacity: 0; }
  to { opacity: 1; }
}

@keyframes fadeOut {
  from { opacity: 1; }
  to { opacity: 0; }
}

@keyframes slideInUp {
  from {
    opacity: 0;
    transform: translateY(20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes slideInDown {
  from {
    opacity: 0;
    transform: translateY(-20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes slideInLeft {
  from {
    opacity: 0;
    transform: translateX(-20px);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

@keyframes slideInRight {
  from {
    opacity: 0;
    transform: translateX(20px);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

@keyframes pulse {
  0%, 100% {
    transform: scale(1);
  }
  50% {
    transform: scale(1.05);
  }
}

@keyframes bounce {
  0%, 20%, 53%, 80%, 100% {
    transform: translateY(0);
  }
  40%, 43% {
    transform: translateY(-10px);
  }
  70% {
    transform: translateY(-5px);
  }
  90% {
    transform: translateY(-2px);
  }
}

@keyframes spin {
  from { transform: rotate(0deg); }
  to { transform: rotate(360deg); }
}

/* Animation Classes */
.animate-fade-in { animation: fadeIn 0.5s ease-in-out; }
.animate-fade-out { animation: fadeOut 0.5s ease-in-out; }
.animate-slide-in-up { animation: slideInUp 0.5s ease-out; }
.animate-slide-in-down { animation: slideInDown 0.5s ease-out; }
.animate-slide-in-left { animation: slideInLeft 0.5s ease-out; }
.animate-slide-in-right { animation: slideInRight 0.5s ease-out; }
.animate-pulse { animation: pulse 2s infinite; }
.animate-bounce { animation: bounce 1s infinite; }
.animate-spin { animation: spin 1s linear infinite; }

/* Responsive Utilities */
@media (max-width: 768px) {
  .mobile-hidden { display: none; }
  .mobile-block { display: block; }
  .mobile-flex { display: flex; }
  .mobile-grid { display: grid; }
  
  .mobile-text-center { text-align: center; }
  .mobile-text-left { text-align: left; }
  .mobile-text-right { text-align: right; }
  
  .mobile-w-100 { width: 100%; }
  .mobile-h-100 { height: 100%; }
  
  .mobile-p-0 { padding: 0; }
  .mobile-p-1 { padding: 0.25rem; }
  .mobile-p-2 { padding: 0.5rem; }
  .mobile-p-3 { padding: 0.75rem; }
  .mobile-p-4 { padding: 1rem; }
  
  .mobile-m-0 { margin: 0; }
  .mobile-m-1 { margin: 0.25rem; }
  .mobile-m-2 { margin: 0.5rem; }
  .mobile-m-3 { margin: 0.75rem; }
  .mobile-m-4 { margin: 1rem; }
}

@media (min-width: 769px) {
  .desktop-hidden { display: none; }
  .desktop-block { display: block; }
  .desktop-flex { display: flex; }
  .desktop-grid { display: grid; }
}

/* Quick Links */
.quick-links-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 1.5rem;
}

.quick-link-card {
  background: rgba(0, 168, 255, 0.08);
  border: 2px solid rgba(0, 168, 255, 0.2);
  border-radius: 12px;
  padding: 2rem;
  text-decoration: none;
  transition: all 0.3s ease;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.quick-link-card:hover {
  background: rgba(0, 168, 255, 0.15);
  border-color: #00a8ff;
  transform: translateY(-4px);
  box-shadow: 0 6px 20px rgba(0, 168, 255, 0.3);
}

.quick-link-icon {
  font-size: 2.5rem;
  margin-bottom: 0.5rem;
}

.quick-link-title {
  font-size: 1.3rem;
  font-weight: 700;
  color: #00a8ff;
}

.quick-link-desc {
  font-size: 0.95rem;
  color: rgba(255, 255, 255, 0.6);
  line-height: 1.4;
}