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

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

body { 
  font-family: 'Urbanist', 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: translateY(20px);
  transition: opacity 0.6s ease-out, transform 0.6s ease-out;
}

[data-animate].is-visible {
  opacity: 1;
  transform: translateY(0);
}

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

/* Decorative elements */
.decor-grid-dots {
  background-image: radial-gradient(circle at 1px 1px, var(--color-accent) 1px, transparent 0);
  background-size: 20px 20px;
}

.decor-grid-lines {
  background-image: linear-gradient(rgba(100,116,139,.1) 1px, transparent 1px), 
                    linear-gradient(90deg, rgba(100,116,139,.1) 1px, transparent 1px);
  background-size: 30px 30px;
}

.decor-diagonal {
  background-image: repeating-linear-gradient(45deg, transparent, transparent 10px, rgba(100,116,139,.05) 10px, rgba(100,116,139,.05) 20px);
}

.decor-mesh {
  background: radial-gradient(at 40% 20%, rgba(100,116,139,.1) 0px, transparent 50%),
              radial-gradient(at 80% 0%, rgba(31,41,55,.1) 0px, transparent 50%),
              radial-gradient(at 0% 50%, rgba(55,65,81,.1) 0px, transparent 50%);
}

.decor-gradient-blur::before {
  content: '';
  position: absolute;
  top: 20%;
  left: 10%;
  width: 300px;
  height: 300px;
  background: radial-gradient(circle, rgba(100,116,139,0.1) 0%, transparent 70%);
  border-radius: 50%;
  filter: blur(40px);
  pointer-events: none;
}

.decor-gradient-blur::after {
  content: '';
  position: absolute;
  bottom: 20%;
  right: 10%;
  width: 200px;
  height: 200px;
  background: radial-gradient(circle, rgba(31,41,55,0.05) 0%, transparent 70%);
  border-radius: 50%;
  filter: blur(30px);
  pointer-events: none;
}

.decor-corner-tr::before {
  content: '';
  position: absolute;
  top: 0;
  right: 0;
  width: 100px;
  height: 100px;
  background: linear-gradient(225deg, var(--color-accent) 0%, transparent 50%);
  opacity: 0.1;
}

.decor-corner-bl::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 100px;
  height: 100px;
  background: linear-gradient(45deg, var(--color-primary) 0%, transparent 50%);
  opacity: 0.1;
}

.decor-glow-element {
  position: relative;
}

.decor-glow-element::before {
  content: '';
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 120%;
  height: 120%;
  background: radial-gradient(circle, rgba(100,116,139,0.1) 0%, transparent 70%);
  border-radius: 50%;
  filter: blur(50px);
  z-index: -1;
  pointer-events: none;
}

.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='4'/%3E%3Ccircle cx='30' cy='30' r='12'/%3E%3Ccircle cx='30' cy='30' r='20'/%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;
}

/* Price styling */
.price-highlight {
  background: linear-gradient(135deg, var(--color-accent), var(--color-primary));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  font-weight: 700;
}

/* Star ratings */
.star-rating {
  display: inline-flex;
  gap: 1px;
}

.star-filled {
  color: #fbbf24;
}

.star-empty {
  color: #e5e7eb;
}

/* Form validation */
.form-error {
  border-color: #ef4444;
  background-color: #fef2f2;
}

.error-message {
  color: #ef4444;
  font-size: 0.875rem;
  margin-top: 0.25rem;
}

/* Loading states */
.loading {
  opacity: 0.6;
  pointer-events: none;
}

.spinner {
  animation: spin 1s linear infinite;
}

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

/* Responsive utilities */
@media (max-width: 640px) {
  .mobile-stack > * + * {
    margin-top: 1rem;
  }
  
  .mobile-full {
    width: 100%;
  }
}

/* Custom scrollbar */
::-webkit-scrollbar {
  width: 6px;
}

::-webkit-scrollbar-track {
  background: #f1f5f9;
}

::-webkit-scrollbar-thumb {
  background: var(--color-accent);
  border-radius: 3px;
}

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