:root {
  --deep-graphite: #101519;
  --workshop-slate: #1C272D;
  --steel: #34434A;
  --electric-blue: #4CA7D8;
  --soft-cyan: #78D6E7;
  --signal-green: #6FC38A;
  --warm-silver: #D8DEE1;
  --white: #FFFFFF;
  --muted-text: #AAB7BD;
}

html {
  scroll-behavior: smooth;
}

body {
  background-color: var(--deep-graphite);
  color: var(--warm-silver);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

/* Typography Utilities */
h1, h2, h3, h4, h5, h6 {
  color: var(--white);
  font-weight: 600;
  line-height: 1.2;
}

/* Custom Component Styles */
.nav-link {
  color: var(--warm-silver);
  transition: color 0.2s ease;
  position: relative;
}

.nav-link:hover, .nav-link.active {
  color: var(--electric-blue);
}

.nav-link::after {
  content: '';
  position: absolute;
  width: 0;
  height: 2px;
  bottom: -4px;
  left: 0;
  background-color: var(--electric-blue);
  transition: width 0.3s ease;
}

.nav-link:hover::after, .nav-link.active::after {
  width: 100%;
}

.btn-primary {
  background-color: var(--electric-blue);
  color: var(--deep-graphite);
  font-weight: 600;
  padding: 0.75rem 1.5rem;
  border-radius: 4px;
  transition: background-color 0.2s ease, transform 0.1s ease;
  display: inline-flex;
  align-items: center;
  justify-content: center;
}

.btn-primary:hover {
  background-color: var(--soft-cyan);
}

.btn-primary:active {
  transform: translateY(1px);
}

.btn-secondary {
  background-color: transparent;
  color: var(--electric-blue);
  border: 1px solid var(--electric-blue);
  font-weight: 600;
  padding: 0.75rem 1.5rem;
  border-radius: 4px;
  transition: all 0.2s ease;
  display: inline-flex;
  align-items: center;
  justify-content: center;
}

.btn-secondary:hover {
  background-color: rgba(76, 167, 216, 0.1);
  color: var(--soft-cyan);
  border-color: var(--soft-cyan);
}

/* Card Styles */
.service-card {
  background-color: var(--workshop-slate);
  border: 1px solid var(--steel);
  border-radius: 8px;
  padding: 1.5rem;
  transition: transform 0.3s ease, border-color 0.3s ease;
  display: flex;
  flex-direction: column;
  height: 100%;
}

.service-card:hover {
  transform: translateY(-5px);
  border-color: var(--electric-blue);
}

/* Interactive Tabs */
.issue-tab {
  background-color: var(--workshop-slate);
  border: 1px solid var(--steel);
  color: var(--warm-silver);
  transition: all 0.2s ease;
}

.issue-tab:hover {
  background-color: var(--steel);
}

.issue-tab.active {
  background-color: var(--steel);
  border-left: 4px solid var(--electric-blue);
  color: var(--white);
}

.issue-content {
  display: none;
  animation: fadeIn 0.4s ease;
}

.issue-content.active {
  display: block;
}

/* FAQ Accordion */
.faq-btn {
  width: 100%;
  text-align: left;
  background-color: var(--workshop-slate);
  color: var(--white);
  padding: 1rem 1.5rem;
  border: 1px solid var(--steel);
  border-radius: 4px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  transition: background-color 0.2s ease;
}

.faq-btn:hover {
  background-color: var(--steel);
}

.faq-icon {
  transition: transform 0.3s ease;
}

.faq-btn[aria-expanded="true"] .faq-icon {
  transform: rotate(180deg);
}

.faq-content {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.3s ease-out;
  background-color: var(--deep-graphite);
  padding: 0 1.5rem;
}

.faq-btn[aria-expanded="true"] + .faq-content {
  padding: 1rem 1.5rem;
  border: 1px solid var(--steel);
  border-top: none;
  border-bottom-left-radius: 4px;
  border-bottom-right-radius: 4px;
}

/* Form Styles */
.form-input {
  width: 100%;
  background-color: var(--deep-graphite);
  border: 1px solid var(--steel);
  color: var(--white);
  padding: 0.75rem 1rem;
  border-radius: 4px;
  transition: border-color 0.2s ease;
}

.form-input:focus {
  outline: none;
  border-color: var(--electric-blue);
}

/* Animations */
@keyframes fadeIn {
  from { opacity: 0; transform: translateY(10px); }
  to { opacity: 1; transform: translateY(0); }
}

.animate-fade-in {
  animation: fadeIn 0.6s ease forwards;
}

/* Cookie Popup */
#cookie-popup {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  background-color: var(--workshop-slate);
  border-top: 1px solid var(--steel);
  z-index: 50;
  transform: translateY(100%);
  transition: transform 0.5s cubic-bezier(0.4, 0, 0.2, 1);
  box-shadow: 0 -4px 20px rgba(0,0,0,0.5);
}

#cookie-popup.show {
  transform: translateY(0);
}

#cookie-prefs-modal {
  display: none;
  background-color: rgba(16, 21, 25, 0.9);
}

#cookie-prefs-modal.show {
  display: flex;
}

/* Hamburger Menu */
#mobile-menu {
  display: none;
  background-color: var(--workshop-slate);
  border-bottom: 1px solid var(--steel);
}

#mobile-menu.active {
  display: block;
}

/* Utilities */
.text-electric-blue { color: var(--electric-blue); }
.text-soft-cyan { color: var(--soft-cyan); }
.text-signal-green { color: var(--signal-green); }
.text-warm-silver { color: var(--warm-silver); }
.text-muted { color: var(--muted-text); }
.bg-deep-graphite { background-color: var(--deep-graphite); }
.bg-workshop-slate { background-color: var(--workshop-slate); }
.border-steel { border-color: var(--steel); }