/* Utility Classes */

/* Button Styles */
.btn {
  padding: 1rem 2.5rem;
  font-size: 1.1rem;
  font-weight: 600;
  text-decoration: none;
  border-radius: 50px;
  transition: all 0.3s ease;
  position: relative;
  overflow: hidden;
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  border: none;
  cursor: pointer;
}

.btn::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.3), transparent);
  transition: left 0.6s ease;
}

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

.btn-primary {
  background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
  color: white;
  border: 2px solid transparent;
  box-shadow: 0 8px 25px rgba(102, 126, 234, 0.3);
}

.btn-primary:hover {
  transform: translateY(-3px);
  box-shadow: 0 12px 35px rgba(102, 126, 234, 0.4);
}

.btn-secondary {
  background: transparent;
  color: white;
  border: 2px solid rgba(255, 255, 255, 0.3);
  backdrop-filter: blur(10px);
}

.btn-secondary:hover {
  background: rgba(255, 255, 255, 0.1);
  border-color: rgba(255, 255, 255, 0.6);
  transform: translateY(-3px);
  box-shadow: 0 12px 35px rgba(255, 255, 255, 0.2);
}

/* Loading Screen */
.loading-screen {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  z-index: 10000;
  transition: opacity 0.5s ease;
}

.loading-screen.hide {
  opacity: 0;
  pointer-events: none;
}

.loading-spinner {
  width: 50px;
  height: 50px;
  border: 4px solid rgba(255, 255, 255, 0.3);
  border-top-color: white;
  border-radius: 50%;
  animation: spin 1s linear infinite;
  margin-bottom: 1rem;
}

.loading-text {
  color: white;
  font-size: 1.1rem;
  font-weight: 500;
}

/* Custom Cursor */
.cursor {
  position: fixed;
  width: 20px;
  height: 20px;
  background: var(--primary-color);
  border-radius: 50%;
  pointer-events: none;
  z-index: 9999;
  transition: transform 0.1s ease;
  mix-blend-mode: difference;
}

.cursor-follower {
  position: fixed;
  width: 40px;
  height: 40px;
  border: 2px solid var(--primary-color);
  border-radius: 50%;
  pointer-events: none;
  z-index: 9998;
  opacity: 0.5;
}

.cursor.hover,
.cursor-follower.hover {
  transform: scale(1.5);
}

/* Section Utilities */
.section {
  padding: 5rem 0;
  position: relative;
}

.section-title {
  font-size: 3rem;
  font-weight: 700;
  text-align: center;
  margin-bottom: 1rem;
  color: var(--text-primary);
  position: relative;
}

.section-title::after {
  content: '';
  position: absolute;
  bottom: -10px;
  left: 50%;
  transform: translateX(-50%);
  width: 80px;
  height: 4px;
  background: linear-gradient(135deg, var(--primary-color), var(--accent-color));
  border-radius: 2px;
}

.section-subtitle {
  text-align: center;
  font-size: 1.2rem;
  color: var(--text-secondary);
  margin-bottom: 3rem;
  max-width: 600px;
  margin-left: auto;
  margin-right: auto;
}

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 2rem;
}

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

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

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

.text-primary {
  color: var(--primary-color);
}

.text-secondary {
  color: var(--text-secondary);
}

.text-white {
  color: white;
}

.text-muted {
  color: var(--text-secondary);
  opacity: 0.7;
}

/* Spacing Utilities */
.mt-1 { margin-top: 0.5rem; }
.mt-2 { margin-top: 1rem; }
.mt-3 { margin-top: 1.5rem; }
.mt-4 { margin-top: 2rem; }
.mt-5 { margin-top: 3rem; }

.mb-1 { margin-bottom: 0.5rem; }
.mb-2 { margin-bottom: 1rem; }
.mb-3 { margin-bottom: 1.5rem; }
.mb-4 { margin-bottom: 2rem; }
.mb-5 { margin-bottom: 3rem; }

.pt-1 { padding-top: 0.5rem; }
.pt-2 { padding-top: 1rem; }
.pt-3 { padding-top: 1.5rem; }
.pt-4 { padding-top: 2rem; }
.pt-5 { padding-top: 3rem; }

.pb-1 { padding-bottom: 0.5rem; }
.pb-2 { padding-bottom: 1rem; }
.pb-3 { padding-bottom: 1.5rem; }
.pb-4 { padding-bottom: 2rem; }
.pb-5 { padding-bottom: 3rem; }

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

.d-block {
  display: block;
}

.d-inline {
  display: inline;
}

.d-inline-block {
  display: inline-block;
}

.d-flex {
  display: flex;
}

.d-grid {
  display: grid;
}

/* Flex Utilities */
.justify-center {
  justify-content: center;
}

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

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

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

.align-start {
  align-items: flex-start;
}

.align-end {
  align-items: flex-end;
}

.flex-wrap {
  flex-wrap: wrap;
}

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

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

.position-absolute {
  position: absolute;
}

.position-fixed {
  position: fixed;
}

.position-sticky {
  position: sticky;
}

/* Border Utilities */
.border-radius {
  border-radius: var(--border-radius);
}

.border-radius-lg {
  border-radius: 15px;
}

.border-radius-full {
  border-radius: 50%;
}

/* Shadow Utilities */
.shadow {
  box-shadow: var(--shadow);
}

.shadow-lg {
  box-shadow: var(--shadow-lg);
}

.shadow-none {
  box-shadow: none;
}

/* Width Utilities */
.w-100 {
  width: 100%;
}

.w-50 {
  width: 50%;
}

.w-25 {
  width: 25%;
}

.h-100 {
  height: 100%;
}

.h-50 {
  height: 50%;
}

/* Visibility Utilities */
.visible {
  visibility: visible;
}

.invisible {
  visibility: hidden;
}

.opacity-0 {
  opacity: 0;
}

.opacity-50 {
  opacity: 0.5;
}

.opacity-100 {
  opacity: 1;
}

/* Responsive Utilities */
@media (max-width: 768px) {
  .container {
    padding: 0 1rem;
  }
  
  .section-title {
    font-size: 2rem;
  }
  
  .btn {
    width: 100%;
    max-width: 300px;
    justify-content: center;
  }
  
  .d-md-none {
    display: none;
  }
  
  .d-md-block {
    display: block;
  }
  
  .text-md-center {
    text-align: center;
  }
}

@media (max-width: 480px) {
  .section {
    padding: 3rem 0;
  }
  
  .section-title {
    font-size: 1.8rem;
  }
  
  .d-sm-none {
    display: none;
  }
  
  .d-sm-block {
    display: block;
  }
}

/* Custom cursor - hide on mobile */
@media (max-width: 768px) {
  .cursor,
  .cursor-follower {
    display: none !important;
  }
}