:root {
  --color-primary: #1A1A1A;
  --color-secondary: #404040;
  --color-accent: #111111;
}

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="#consultation_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%;
}

/* Header transparency */
#header.scrolled {
  background: rgba(26, 26, 26, 0.95);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

/* 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 elements */
.decor-grid-dots {
  background-image: radial-gradient(circle, rgba(26, 26, 26, 0.1) 1px, transparent 1px);
  background-size: 20px 20px;
}

.decor-grid-lines {
  background-image: linear-gradient(rgba(26, 26, 26, 0.05) 1px, transparent 1px),
                    linear-gradient(90deg, rgba(26, 26, 26, 0.05) 1px, transparent 1px);
  background-size: 20px 20px;
}

.decor-diagonal {
  background-image: repeating-linear-gradient(
    45deg,
    transparent,
    transparent 10px,
    rgba(26, 26, 26, 0.05) 10px,
    rgba(26, 26, 26, 0.05) 20px
  );
}

.decor-mesh {
  background: radial-gradient(at 40% 20%, rgba(26, 26, 26, 0.1) 0px, transparent 50%),
              radial-gradient(at 80% 0%, rgba(17, 17, 17, 0.1) 0px, transparent 50%),
              radial-gradient(at 0% 50%, rgba(64, 64, 64, 0.1) 0px, transparent 50%);
}

.decor-gradient-blur::before {
  content: '';
  position: absolute;
  top: -10%;
  left: -10%;
  right: -10%;
  bottom: -10%;
  background: radial-gradient(ellipse at center, rgba(26, 26, 26, 0.1), transparent 70%);
  filter: blur(20px);
  z-index: -1;
}

.decor-corner-tr::after {
  content: '';
  position: absolute;
  top: 0;
  right: 0;
  width: 100px;
  height: 100px;
  background: linear-gradient(-45deg, rgba(26, 26, 26, 0.1), transparent);
}

.decor-corner-bl::before {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 100px;
  height: 100px;
  background: linear-gradient(45deg, rgba(26, 26, 26, 0.1), transparent);
}

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

.decor-glow-element::before {
  content: '';
  position: absolute;
  inset: -2px;
  background: linear-gradient(45deg, rgba(26, 26, 26, 0.1), rgba(17, 17, 17, 0.1));
  border-radius: inherit;
  filter: blur(8px);
  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='%23404040' fill-opacity='0.05'%3E%3Ccircle cx='30' cy='30' r='8'/%3E%3Ccircle cx='30' cy='30' r='16'/%3E%3Ccircle cx='30' cy='30' r='24'/%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; }

/* Smooth transitions */
.transition-colors { transition: color 0.2s ease; }
.transition-opacity { transition: opacity 0.2s ease; }
.transition-transform { transition: transform 0.2s ease; }

/* Form styling */
.form-input {
  @apply w-full px-4 py-3 border border-gray-300 rounded-lg focus:ring-2 focus:ring-primary focus:border-primary transition-colors;
}

.form-checkbox {
  @apply w-4 h-4 text-primary border-gray-300 rounded focus:ring-2 focus:ring-primary;
}

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

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

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

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