/* ==========================================================================
   Buttons
   ========================================================================== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.875rem 1.75rem;
  font-size: 1rem;
  font-weight: 500;
  border-radius: var(--radius-sm);
  transition: all var(--transition-normal);
  cursor: pointer;
  text-decoration: none;
  border: 1px solid transparent;
}

.btn-primary {
  background-color: var(--cis-red);
  color: var(--cis-white);
}

.btn-primary:hover {
  background-color: var(--cis-orange);
  color: var(--cis-white);
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

.btn-secondary {
  background-color: transparent;
  color: var(--cis-dark);
  border-color: var(--cis-border);
}

.btn-secondary:hover {
  border-color: var(--cis-dark);
  color: var(--cis-dark);
  transform: translateY(-2px);
}

/* ==========================================================================
   Header & Navigation
   ========================================================================== */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 1000;
  background-color: transparent;
  transition: background-color var(--transition-normal), box-shadow var(--transition-normal), padding var(--transition-normal);
  padding: 1.5rem 0;
}

.site-header.scrolled {
  background-color: var(--cis-white);
  box-shadow: var(--shadow-sm);
  padding: 1rem 0;
}

.site-header.scrolled .nav-link {
  color: var(--cis-dark);
}

.site-header.scrolled .logo-text {
  color: var(--cis-dark);
}

.header-container {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.logo {
  display: flex;
  align-items: center;
  text-decoration: none;
  z-index: 1001;
}

.logo img {
  height: 40px;
  margin-right: 0.75rem;
}

.logo-text {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--cis-white);
  transition: color var(--transition-normal);
}

.main-nav {
  display: flex;
  align-items: center;
  gap: 2rem;
}

.nav-list {
  display: flex;
  align-items: center;
  gap: 2rem;
}

.nav-item {
  position: relative;
}

.nav-link {
  color: var(--cis-white);
  font-weight: 500;
  font-size: 1rem;
  transition: color var(--transition-normal);
  padding: 0.5rem 0;
  display: flex;
  align-items: center;
  gap: 0.25rem;
}

.nav-link:hover {
  color: var(--cis-red);
}

.nav-link::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 2px;
  background-color: var(--cis-red);
  transition: width var(--transition-normal);
}

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

/* Mega Menu */
.has-dropdown:hover .mega-menu {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.mega-menu {
  position: absolute;
  top: 100%;
  left: -50%;
  width: 600px;
  background-color: var(--cis-white);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-lg);
  padding: 2rem;
  opacity: 0;
  visibility: hidden;
  transform: translateY(10px);
  transition: all var(--transition-normal);
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.5rem;
}

.mega-menu-item {
  display: flex;
  align-items: flex-start;
  gap: 1rem;
  padding: 1rem;
  border-radius: var(--radius-sm);
  transition: background-color var(--transition-fast);
  text-decoration: none;
  color: var(--cis-dark);
}

.mega-menu-item:hover {
  background-color: var(--cis-light-gray);
}

.mega-icon {
  color: var(--cis-red);
  width: 24px;
  height: 24px;
  flex-shrink: 0;
}

.mega-content h4 {
  font-size: 1rem;
  margin-bottom: 0.25rem;
  font-weight: 600;
}

.mega-content p {
  font-size: 0.875rem;
  color: var(--cis-gray);
  margin-bottom: 0;
  line-height: 1.4;
}

/* Mobile Toggle */
.mobile-toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  z-index: 1001;
}

.hamburger {
  width: 24px;
  height: 2px;
  background-color: var(--cis-white);
  position: relative;
  transition: background-color var(--transition-fast);
}

.site-header.scrolled .hamburger,
.site-header.scrolled .hamburger::before,
.site-header.scrolled .hamburger::after {
  background-color: var(--cis-dark);
}

.hamburger::before,
.hamburger::after {
  content: '';
  position: absolute;
  width: 100%;
  height: 2px;
  background-color: inherit;
  left: 0;
  transition: transform var(--transition-normal);
}

.hamburger::before {
  top: -8px;
}

.hamburger::after {
  bottom: -8px;
}

/* ==========================================================================
   Hero Slider
   ========================================================================== */
.hero-slider {
  position: relative;
  height: 100vh;
  min-height: 600px;
  overflow: hidden;
  background-color: var(--cis-dark);
}

.slide {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.8s ease-in-out, visibility 0.8s ease-in-out;
  display: flex;
  align-items: center;
}

.slide.active {
  opacity: 1;
  visibility: visible;
  z-index: 1;
}

.slide-bg {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  z-index: -1;
  transform: scale(1.05);
  transition: transform 6s ease-out;
}

.slide.active .slide-bg {
  transform: scale(1);
}

.slide-overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(to right, rgba(0,0,0,0.8) 0%, rgba(0,0,0,0.4) 100%);
  z-index: -1;
}

.slide-content {
  max-width: 700px;
  transform: translateY(30px);
  opacity: 0;
  transition: all 0.8s ease-out 0.3s;
}

.slide.active .slide-content {
  transform: translateY(0);
  opacity: 1;
}

.slide-content h1 {
  color: var(--cis-white);
  margin-bottom: 1.5rem;
}

.slide-content p {
  color: rgba(255, 255, 255, 0.9);
  font-size: 1.25rem;
  margin-bottom: 2.5rem;
}

.slider-controls {
  position: absolute;
  bottom: 2rem;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  align-items: center;
  gap: 1rem;
  z-index: 10;
}

.slider-dots {
  display: flex;
  gap: 0.5rem;
}

.dot {
  width: 40px;
  height: 3px;
  background-color: rgba(255, 255, 255, 0.3);
  cursor: pointer;
  transition: background-color var(--transition-fast);
}

.dot.active {
  background-color: var(--cis-white);
}

.slider-arrow {
  background: none;
  border: none;
  color: var(--cis-white);
  cursor: pointer;
  opacity: 0.7;
  transition: opacity var(--transition-fast);
  display: flex;
  align-items: center;
  justify-content: center;
}

.slider-arrow:hover {
  opacity: 1;
}

/* ==========================================================================
   Trust Strip
   ========================================================================== */
.trust-strip {
  background-color: var(--cis-light-gray);
  padding: 3rem 0;
  border-bottom: 1px solid var(--cis-border);
}

.trust-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 2rem;
  text-align: center;
}

.trust-item h3 {
  font-size: 2.5rem;
  color: var(--cis-red);
  margin-bottom: 0.5rem;
}

.trust-item p {
  font-size: 1rem;
  font-weight: 500;
  color: var(--cis-dark);
  margin-bottom: 0;
}

/* ==========================================================================
   Cards
   ========================================================================== */
.service-cards {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
}

.card {
  background-color: var(--cis-white);
  border: 1px solid var(--cis-border);
  border-radius: var(--radius-md);
  padding: 2.5rem 2rem;
  transition: all var(--transition-normal);
  position: relative;
  overflow: hidden;
}

.card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 4px;
  background-color: transparent;
  transition: background-color var(--transition-normal);
}

.card:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-hover);
  border-color: transparent;
}

.card:hover::before {
  background-color: var(--cis-red);
}

.card-icon {
  width: 48px;
  height: 48px;
  color: var(--cis-red);
  margin-bottom: 1.5rem;
  transition: transform var(--transition-normal);
}

.card:hover .card-icon {
  transform: scale(1.1);
}

.card-title {
  font-size: 1.25rem;
  margin-bottom: 1rem;
}

.card-desc {
  font-size: 1rem;
  margin-bottom: 1.5rem;
}

.card-link {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-weight: 500;
  color: var(--cis-dark);
}

.card:hover .card-link {
  color: var(--cis-red);
}

.card-link svg {
  transition: transform var(--transition-normal);
}

.card:hover .card-link svg {
  transform: translateX(4px);
}

/* ==========================================================================
   Footer
   ========================================================================== */
.site-footer {
  background-color: var(--cis-dark);
  color: var(--cis-white);
  padding: 5rem 0 2rem;
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1.5fr;
  gap: 4rem;
  margin-bottom: 4rem;
}

.footer-about .logo-text {
  display: block;
  margin-bottom: 1rem;
}

.footer-about p {
  color: rgba(255,255,255,0.7);
  margin-bottom: 1.5rem;
}

.social-links {
  display: flex;
  gap: 1rem;
}

.social-link {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background-color: rgba(255,255,255,0.1);
  color: var(--cis-white);
  transition: background-color var(--transition-fast);
}

.social-link:hover {
  background-color: var(--cis-red);
}

.footer-heading {
  font-size: 1.125rem;
  margin-bottom: 1.5rem;
  color: var(--cis-white);
}

.footer-links {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.footer-links a {
  color: rgba(255,255,255,0.7);
}

.footer-links a:hover {
  color: var(--cis-white);
  padding-left: 4px;
}

.footer-contact p {
  color: rgba(255,255,255,0.7);
  margin-bottom: 0.5rem;
  display: flex;
  align-items: flex-start;
  gap: 0.5rem;
}

.footer-contact svg {
  flex-shrink: 0;
  margin-top: 4px;
  color: var(--cis-red);
}

.footer-bottom {
  padding-top: 2rem;
  border-top: 1px solid rgba(255,255,255,0.1);
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.875rem;
  color: rgba(255,255,255,0.5);
}

.footer-legal {
  display: flex;
  gap: 1.5rem;
}

.footer-legal a {
  color: rgba(255,255,255,0.5);
}

.footer-legal a:hover {
  color: var(--cis-white);
}

/* ==========================================================================
   Cookie Banner
   ========================================================================== */
.cookie-banner {
  position: fixed;
  bottom: 2rem;
  right: 2rem;
  width: 420px;
  background-color: var(--cis-white);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-lg);
  padding: 1.75rem;
  z-index: 2000;
  transform: translateY(150%);
  transition: transform 0.5s cubic-bezier(0.16, 1, 0.3, 1);
  border: 1px solid var(--cis-border);
}

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

.cookie-banner h4 {
  font-size: 1.125rem;
  margin-bottom: 0.5rem;
  font-weight: 600;
}

.cookie-banner p {
  font-size: 0.875rem;
  margin-bottom: 1.5rem;
  color: var(--cis-gray);
  line-height: 1.5;
}

.cookie-buttons {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.cookie-buttons-row {
  display: flex;
  gap: 0.75rem;
}

.cookie-buttons .btn {
  padding: 0.625rem 1rem;
  font-size: 0.875rem;
  border-radius: var(--radius-sm);
  text-align: center;
}

.cookie-buttons .btn-primary {
  width: 100%;
}

.cookie-buttons-row .btn {
  flex: 1;
}

/* ==========================================================================
   Animations
   ========================================================================== */
.fade-up {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.6s ease-out, transform 0.6s ease-out;
}

.fade-up.visible {
  opacity: 1;
  transform: translateY(0);
}

.fade-in {
  opacity: 0;
  transition: opacity 0.8s ease-out;
}

.fade-in.visible {
  opacity: 1;
}

.slide-left {
  opacity: 0;
  transform: translateX(-30px);
  transition: opacity 0.6s ease-out, transform 0.6s ease-out;
}

.slide-left.visible {
  opacity: 1;
  transform: translateX(0);
}

.slide-right {
  opacity: 0;
  transform: translateX(30px);
  transition: opacity 0.6s ease-out, transform 0.6s ease-out;
}

.slide-right.visible {
  opacity: 1;
  transform: translateX(0);
}