:root {
  --color-primary: #0F1729;
  --color-secondary: #1E293B;
  --color-accent: #3B82F6;
}

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

body { 
  font-family: 'Plus Jakarta 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%;
}

/* 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(0,0,0,0.1) 1px, transparent 1px),
                    linear-gradient(90deg, rgba(0,0,0,0.1) 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) 20px);
}

.decor-mesh {
  background: linear-gradient(135deg, rgba(59,130,246,0.1) 0%, rgba(15,23,41,0.1) 100%);
}

.decor-gradient-blur::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: radial-gradient(circle at 30% 20%, rgba(59,130,246,0.1) 0%, transparent 50%),
              radial-gradient(circle at 70% 80%, rgba(15,23,41,0.1) 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, var(--color-accent) 0%, transparent 70%);
  opacity: 0.1;
  pointer-events: none;
}

.decor-corner-bl::before {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 100px;
  height: 100px;
  background: linear-gradient(45deg, var(--color-primary) 0%, transparent 70%);
  opacity: 0.1;
  pointer-events: none;
}

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

.decor-glow-element::before {
  content: '';
  position: absolute;
  top: 50%;
  left: 50%;
  width: 200%;
  height: 200%;
  background: radial-gradient(circle, var(--color-accent) 0%, transparent 70%);
  transform: translate(-50%, -50%);
  opacity: 0.05;
  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='%23000' fill-opacity='0.05'%3E%3Ccircle cx='30' cy='30' r='10'/%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; }

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

.faq-answer.active {
  max-height: 500px;
}

/* Form validation states */
.form-error {
  border-color: #ef4444;
  box-shadow: 0 0 0 3px rgba(239, 68, 68, 0.1);
}

.form-success {
  border-color: #10b981;
  box-shadow: 0 0 0 3px rgba(16, 185, 129, 0.1);
}

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

.loading::after {
  content: '';
  position: absolute;
  width: 16px;
  height: 16px;
  margin: auto;
  border: 2px solid transparent;
  border-top-color: currentColor;
  border-radius: 50%;
  animation: spin 1s linear infinite;
}

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

/* Responsive utilities */
@media (max-width: 640px) {
  .mobile-stack > * {
    width: 100% !important;
    margin-bottom: 0.5rem;
  }
}