:root {
  --color-primary: #1F2937;
  --color-secondary: #374151;
  --color-accent: #64748B;
}

html {
  scroll-behavior: smooth;
  scroll-padding-top: 5rem;
}

body {
  font-family: 'Manrope', system-ui, sans-serif;
}

/* Button fixes */
button, .btn, [class*="btn-"], a[href="#order_form"] {
  white-space: nowrap;
  min-width: fit-content;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
}

form button[type="submit"] {
  white-space: normal;
  width: 100%;
}

/* Animations */
[data-animate] {
  opacity: 0;
  transform: scale(0.95);
  transition: opacity 0.5s ease-out, transform 0.5s ease-out;
}

[data-animate].is-visible {
  opacity: 1;
  transform: scale(1);
}

.rotate-180 {
  transform: rotate(180deg);
}

/* Decorative patterns */
.decor-grid-dots {
  background-image: radial-gradient(circle, rgba(100, 116, 139, 0.1) 1px, transparent 1px);
  background-size: 20px 20px;
}

.decor-grid-lines {
  background-image: linear-gradient(rgba(100, 116, 139, 0.05) 1px, transparent 1px),
                    linear-gradient(90deg, rgba(100, 116, 139, 0.05) 1px, transparent 1px);
  background-size: 20px 20px;
}

.decor-diagonal {
  background-image: repeating-linear-gradient(
    45deg,
    transparent,
    transparent 10px,
    rgba(100, 116, 139, 0.05) 10px,
    rgba(100, 116, 139, 0.05) 20px
  );
}

.decor-mesh {
  background: linear-gradient(135deg, rgba(100, 116, 139, 0.1) 0%, transparent 50%);
}

.decor-gradient-blur::before {
  content: '';
  position: absolute;
  top: -50%;
  left: -50%;
  width: 200%;
  height: 200%;
  background: radial-gradient(circle, rgba(100, 116, 139, 0.1) 0%, transparent 50%);
  filter: blur(40px);
  pointer-events: none;
}

.decor-corner-tr::after {
  content: '';
  position: absolute;
  top: 0;
  right: 0;
  width: 100px;
  height: 100px;
  background: linear-gradient(-45deg, rgba(100, 116, 139, 0.1) 0%, transparent 70%);
  pointer-events: none;
}

.decor-corner-bl::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 100px;
  height: 100px;
  background: linear-gradient(45deg, rgba(100, 116, 139, 0.1) 0%, transparent 70%);
  pointer-events: none;
}

.decor-glow-element::before {
  content: '';
  position: absolute;
  top: 50%;
  left: 50%;
  width: 300px;
  height: 300px;
  background: radial-gradient(circle, rgba(100, 116, 139, 0.15) 0%, transparent 70%);
  transform: translate(-50%, -50%);
  filter: blur(60px);
  pointer-events: none;
  z-index: -1;
}

.decor-rings-svg {
  background-image: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%2364748B' fill-opacity='0.05'%3E%3Ccircle cx='30' cy='30' r='20'/%3E%3Ccircle cx='30' cy='30' r='10'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
}

.decor-subtle {
  opacity: 0.05;
}

.decor-moderate {
  opacity: 0.1;
}

.decor-bold {
  opacity: 0.2;
}

/* Form styling */
.form-input {
  @apply w-full px-4 py-3 border border-gray-300 rounded-xl focus:outline-none focus:ring-2 focus:ring-accent focus:border-accent transition-colors;
}

.form-select {
  @apply w-full px-4 py-3 border border-gray-300 rounded-xl focus:outline-none focus:ring-2 focus:ring-accent focus:border-accent transition-colors bg-white;
}

.form-checkbox {
  @apply w-5 h-5 text-accent border-gray-300 rounded focus:ring-accent;
}

/* Error states */
.form-error {
  @apply border-red-300 focus:border-red-300 focus:ring-red-200;
}

.error-message {
  @apply text-red-600 text-sm mt-1;
}

/* Star rating */
.stars {
  display: inline-flex;
  gap: 2px;
}

.stars .star {
  color: #fbbf24;
}

.stars .star.empty {
  color: #e5e7eb;
}

/* Loading spinner */
.spinner {
  border: 2px solid #f3f3f3;
  border-top: 2px solid var(--color-accent);
  border-radius: 50%;
  width: 20px;
  height: 20px;
  animation: spin 1s linear infinite;
}

@keyframes spin {
  0% { transform: rotate(0deg); }
  100% { transform: rotate(360deg); }
}

/* Smooth transitions */
.transition-all {
  transition: all 0.3s ease;
}

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

::-webkit-scrollbar-track {
  background: #f1f1f1;
}

::-webkit-scrollbar-thumb {
  background: var(--color-accent);
  border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
  background: var(--color-secondary);
}

/* Mobile menu animation */
#mobile-menu {
  transition: all 0.3s ease;
  max-height: 0;
  overflow: hidden;
}

#mobile-menu.show {
  max-height: 400px;
}

/* FAQ accordion */
.faq-content {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.3s ease-out;
}

.faq-content.open {
  max-height: 200px;
}

/* Product image hover effects */
.product-image {
  transition: transform 0.3s ease;
}

.product-image:hover {
  transform: scale(1.05);
}

/* Order form enhancements */
.order-form {
  background: linear-gradient(135deg, rgba(248, 250, 252, 0.8) 0%, rgba(241, 245, 249, 0.8) 100%);
  backdrop-filter: blur(10px);
}

/* Success/error messages */
.alert {
  border-radius: 12px;
  padding: 16px;
  margin: 16px 0;
  border: 1px solid;
}

.alert-success {
  background-color: #f0fdf4;
  border-color: #22c55e;
  color: #166534;
}

.alert-error {
  background-color: #fef2f2;
  border-color: #ef4444;
  color: #991b1b;
}

/* Responsive utilities */
@media (max-width: 768px) {
  .mobile-center {
    text-align: center;
  }
  
  .mobile-full {
    width: 100%;
  }
  
  .mobile-stack {
    flex-direction: column;
  }
}