:root {
  --color-primary: #1F2937;
  --color-secondary: #374151;
  --color-accent: #64748B;
  --color-bg-light: #F8FAFC;
  --color-bg-alt: #F1F5F9;
}

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

body { 
  font-family: 'Nunito Sans', 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, rgba(0,0,0,0.15) 1px, transparent 0);
  background-size: 20px 20px;
}

.decor-grid-lines {
  background-image: 
    linear-gradient(rgba(0,0,0,0.05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(0,0,0,0.05) 1px, transparent 1px);
  background-size: 20px 20px;
}

.decor-diagonal {
  background-image: repeating-linear-gradient(
    45deg,
    transparent,
    transparent 10px,
    rgba(0,0,0,0.05) 10px,
    rgba(0,0,0,0.05) 11px
  );
}

.decor-gradient-blur::before {
  content: '';
  position: absolute;
  top: 20%;
  left: -10%;
  width: 40%;
  height: 60%;
  background: radial-gradient(ellipse, var(--color-accent), transparent 70%);
  opacity: 0.1;
  filter: blur(40px);
  pointer-events: none;
}

.decor-corner-tr::after {
  content: '';
  position: absolute;
  top: 0;
  right: 0;
  width: 200px;
  height: 200px;
  background: linear-gradient(-45deg, var(--color-accent) 0%, transparent 70%);
  opacity: 0.1;
  pointer-events: none;
}

.decor-subtle { opacity: 0.05; }
.decor-moderate { opacity: 0.1; }
.decor-bold { opacity: 0.2; }

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

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

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

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

/* Order Form Styles */
.order-form input:focus,
.order-form select:focus,
.order-form textarea:focus {
  outline: none;
  border-color: var(--color-accent);
  box-shadow: 0 0 0 3px rgba(100, 116, 139, 0.1);
}

/* Loading States */
.loading {
  pointer-events: none;
  opacity: 0.7;
}

.loading::after {
  content: '';
  position: absolute;
  top: 50%;
  left: 50%;
  width: 20px;
  height: 20px;
  border: 2px solid transparent;
  border-top: 2px solid currentColor;
  border-radius: 50%;
  animation: spin 1s linear infinite;
  transform: translate(-50%, -50%);
}

@keyframes spin {
  to { transform: translate(-50%, -50%) rotate(360deg); }
}

/* Testimonial Styles */
.testimonial-card {
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.testimonial-card:hover {
  transform: translateY(-2px);
  box-shadow: 0 10px 25px -5px rgba(0, 0, 0, 0.1);
}

/* FAQ Accordion */
.faq-item[data-expanded="true"] .faq-icon {
  transform: rotate(180deg);
}

.faq-content {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.3s ease;
}

.faq-item[data-expanded="true"] .faq-content {
  max-height: 200px;
}

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

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

/* CTA Button Pulse Effect */
@keyframes pulse-shadow {
  0%, 100% { box-shadow: 0 4px 15px rgba(100, 116, 139, 0.3); }
  50% { box-shadow: 0 8px 25px rgba(100, 116, 139, 0.4); }
}

.cta-pulse {
  animation: pulse-shadow 2s ease-in-out infinite;
}