/* ==========================================================================
   CleanFlow UK - Mobile Drawer Navigation & Bottom Floating CTA
   Strict Requirement:
   - Logo on LEFT
   - Hamburger on RIGHT
   - Off-canvas Menu opens from LEFT
   - Extends 100vh down to bottom of viewport
   - Dark/brand overlay
   - Esc key closes
   - Outside click closes
   - Prevent body scroll when open
   ========================================================================== */

/* Mobile Hamburger Toggle (Positioned on the RIGHT) */
.mobile-nav-toggle {
  display: none;
  background: transparent;
  border: none;
  color: var(--cf-dark);
  font-size: 1.75rem;
  padding: 0.35rem 0.6rem;
  border-radius: var(--cf-radius-sm);
  cursor: pointer;
  transition: var(--cf-transition);
  margin-left: auto; /* Push to right side */
}

.mobile-nav-toggle:hover,
.mobile-nav-toggle:focus {
  color: var(--cf-brand-primary);
  background: var(--cf-brand-primary-light);
  outline: none;
}

/* Backdrop Overlay */
.mobile-nav-backdrop {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  background: rgba(17, 17, 17, 0.75);
  backdrop-filter: blur(4px);
  z-index: 1040;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.3s ease, visibility 0.3s ease;
}

.mobile-nav-backdrop.active {
  opacity: 1;
  visibility: visible;
}

/* Off-canvas Drawer (Opens from LEFT, extends 100vh down to bottom of viewport) */
.mobile-drawer {
  position: fixed;
  top: 0;
  left: 0;
  bottom: 0;
  width: 82%;
  max-width: 340px;
  height: 100vh;
  background-color: #111111;
  color: #FFFFFF;
  z-index: 1050;
  transform: translateX(-100%);
  transition: transform 0.32s cubic-bezier(0.16, 1, 0.3, 1);
  box-shadow: 6px 0 25px rgba(0, 0, 0, 0.4);
  display: flex;
  flex-direction: column;
  overflow-y: auto;
}

.mobile-drawer.open {
  transform: translateX(0);
}

/* Drawer Header */
.drawer-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1.25rem 1.5rem;
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.drawer-close-btn {
  background: rgba(255, 255, 255, 0.08);
  border: none;
  color: #FFFFFF;
  width: 38px;
  height: 38px;
  border-radius: var(--cf-radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.4rem;
  cursor: pointer;
  transition: var(--cf-transition);
}

.drawer-close-btn:hover,
.drawer-close-btn:focus {
  background: var(--cf-brand-primary);
  color: #FFFFFF;
  outline: none;
}

/* Drawer Navigation Links */
.drawer-nav {
  padding: 1.25rem 1.5rem;
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
}

.drawer-link {
  color: #D1D5DB;
  font-size: 1.05rem;
  font-weight: 500;
  padding: 0.75rem 0.5rem;
  border-radius: var(--cf-radius-sm);
  display: flex;
  align-items: center;
  gap: 0.75rem;
  transition: var(--cf-transition);
}

.drawer-link i {
  color: var(--cf-brand-primary);
  font-size: 1.15rem;
  width: 24px;
}

.drawer-link:hover,
.drawer-link.active {
  color: #FFFFFF;
  background: rgba(255, 119, 34, 0.15);
  padding-left: 0.85rem;
}

/* Drawer Action Box */
.drawer-footer {
  margin-top: auto;
  padding: 1.5rem;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.drawer-contact-info {
  margin-bottom: 1.25rem;
  font-size: 0.875rem;
  color: #9CA3AF;
}

.drawer-contact-info a {
  color: #FFFFFF;
  font-weight: 600;
  display: block;
  margin-top: 0.25rem;
}

/* Body lock when drawer open */
body.drawer-active {
  overflow: hidden !important;
  touch-action: none;
}

/* --------------------------------------------------------------------------
   Mobile Fixed Bottom CTA
   -------------------------------------------------------------------------- */
.mobile-bottom-cta {
  display: none;
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  z-index: 1010;
  background: rgba(255, 255, 255, 0.96);
  backdrop-filter: blur(10px);
  border-top: 1px solid var(--cf-border);
  box-shadow: 0 -4px 15px rgba(0, 0, 0, 0.08);
  padding: 0.65rem 1rem;
  transition: transform 0.3s ease, opacity 0.3s ease;
}

.mobile-bottom-cta.dismissed {
  transform: translateY(100%);
  opacity: 0;
  pointer-events: none;
}

.mobile-cta-wrapper {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.mobile-cta-btn {
  flex: 1;
  background-color: var(--cf-brand-primary);
  color: #FFFFFF !important;
  font-weight: 700;
  font-size: 0.95rem;
  padding: 0.65rem 1rem;
  border-radius: var(--cf-radius-md);
  text-align: center;
  box-shadow: 0 4px 12px rgba(255, 119, 34, 0.3);
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
}

.mobile-cta-dismiss {
  background: #F3F4F6;
  border: none;
  color: #6B7280;
  width: 36px;
  height: 36px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.1rem;
  cursor: pointer;
  transition: var(--cf-transition);
}

.mobile-cta-dismiss:hover {
  background: #E5E7EB;
  color: var(--cf-dark);
}

/* Media Query: show mobile toggle and bottom bar only on mobile/tablet */
@media (max-width: 991.98px) {
  .mobile-nav-toggle {
    display: inline-flex;
    align-items: center;
  }
  .desktop-nav {
    display: none !important;
  }
  .mobile-bottom-cta {
    display: block;
  }
}