/**
 * FALAK ENTERPRISES DRY ICE SUPPLIER
 * Reusable Components CSS
 */

/* ==========================================================================
   Top Announcement Bar & Header
   ========================================================================== */
.top-bar {
  background-color: var(--color-dark-charcoal);
  color: var(--color-gray-300);
  font-size: var(--font-size-xs);
  padding: 0.5rem 0;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.top-bar-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: var(--space-2);
}

.top-bar-contact {
  display: flex;
  align-items: center;
  gap: var(--space-4);
}

.top-bar-link {
  color: var(--color-gray-300);
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  transition: color var(--transition-fast);
}

.top-bar-link:hover {
  color: var(--color-ice-blue);
}

.top-bar-divider {
  color: rgba(255, 255, 255, 0.25);
}

@media (max-width: 540px) {
  .top-bar-secondary-phone,
  .top-bar-hours,
  .top-bar-divider {
    display: none;
  }
}

.site-header {
  position: sticky;
  top: 0;
  z-index: var(--z-header);
  background-color: rgba(255, 255, 255, 0.96);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--color-border);
  transition: box-shadow var(--transition-base), background-color var(--transition-base);
}

.site-header.is-scrolled {
  box-shadow: var(--shadow-md);
  background-color: rgba(255, 255, 255, 0.98);
}

.navbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 76px;
}

.brand-logo {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  text-decoration: none;
}

.brand-symbol {
  width: 44px;
  height: 44px;
  border-radius: var(--radius-md);
  background: linear-gradient(135deg, var(--color-deep-ice-blue) 0%, var(--color-dark-charcoal) 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-white);
  box-shadow: 0 4px 12px rgba(7, 138, 154, 0.3);
}

.brand-symbol svg {
  width: 26px;
  height: 26px;
  fill: none;
  stroke: currentColor;
  stroke-width: 2;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.brand-text {
  display: flex;
  flex-direction: column;
}

.brand-name {
  font-size: 1.15rem;
  font-weight: 800;
  letter-spacing: -0.01em;
  color: var(--color-dark-charcoal);
  line-height: 1.15;
}

.brand-tagline {
  font-size: 0.7rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--color-deep-ice-blue);
}

.nav-links {
  display: flex;
  align-items: center;
  gap: var(--space-8);
}

.nav-link {
  font-size: var(--font-size-sm);
  font-weight: 600;
  color: var(--color-charcoal);
  padding: 0.5rem 0;
  position: relative;
  transition: color var(--transition-fast);
}

.nav-link::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0%;
  height: 2px;
  background-color: var(--color-deep-ice-blue);
  transition: width var(--transition-base);
}

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

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

.nav-actions {
  display: flex;
  align-items: center;
  gap: var(--space-3);
}

.mobile-menu-toggle {
  display: none;
  width: 44px;
  height: 44px;
  border-radius: var(--radius-sm);
  align-items: center;
  justify-content: center;
  color: var(--color-charcoal);
}

/* Mobile Nav Drawer */
.mobile-nav-backdrop {
  position: fixed;
  inset: 0;
  background-color: rgba(23, 25, 27, 0.6);
  z-index: calc(var(--z-header) + 1);
  opacity: 0;
  visibility: hidden;
  transition: opacity var(--transition-base);
}

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

.mobile-nav-drawer {
  position: fixed;
  top: 0;
  right: -320px;
  width: 300px;
  max-width: 85vw;
  height: 100%;
  background-color: var(--color-white);
  z-index: calc(var(--z-header) + 2);
  display: flex;
  flex-direction: column;
  padding: var(--space-6);
  transition: transform var(--transition-smooth);
  box-shadow: -8px 0 24px rgba(0, 0, 0, 0.15);
}

.mobile-nav-drawer.is-open {
  transform: translateX(-320px);
}

.mobile-nav-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: var(--space-8);
  padding-bottom: var(--space-4);
  border-bottom: 1px solid var(--color-border);
}

.mobile-nav-links {
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
  margin-bottom: var(--space-8);
}

.mobile-nav-link {
  font-size: var(--font-size-lg);
  font-weight: 600;
  color: var(--color-charcoal);
  padding: var(--space-2) 0;
}

.mobile-nav-link.is-active {
  color: var(--color-deep-ice-blue);
}

/* ==========================================================================
   Buttons
   ========================================================================== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  font-weight: 600;
  font-size: var(--font-size-sm);
  padding: 0.75rem 1.4rem;
  border-radius: var(--radius-sm);
  transition: all var(--transition-fast);
  cursor: pointer;
  white-space: nowrap;
  line-height: 1;
  text-decoration: none;
  border: 1px solid transparent;
}

.btn-primary {
  background-color: var(--color-deep-ice-blue);
  color: var(--color-white);
  box-shadow: 0 2px 8px rgba(7, 138, 154, 0.25);
}

.btn-primary:hover {
  background-color: var(--color-deep-ice-blue-hover);
  color: var(--color-white);
  transform: translateY(-1px);
  box-shadow: 0 4px 12px rgba(7, 138, 154, 0.35);
}

.btn-secondary {
  background-color: var(--color-ice-blue-light);
  color: var(--color-deep-ice-blue-dark);
  border-color: rgba(7, 138, 154, 0.25);
}

.btn-secondary:hover {
  background-color: var(--color-ice-blue);
  color: var(--color-deep-ice-blue-dark);
}

.btn-outline {
  background-color: transparent;
  color: var(--color-dark-charcoal);
  border-color: var(--color-border);
}

.btn-outline:hover {
  border-color: var(--color-deep-ice-blue);
  color: var(--color-deep-ice-blue);
  background-color: var(--color-ice-blue-light);
}

.btn-dark {
  background-color: var(--color-dark-charcoal);
  color: var(--color-white);
}

.btn-dark:hover {
  background-color: var(--color-charcoal);
  color: var(--color-white);
}

.btn-whatsapp {
  background-color: #25D366;
  color: var(--color-white);
}

.btn-whatsapp:hover {
  background-color: #20bd5a;
  color: var(--color-white);
}

.btn-lg {
  padding: 0.95rem 1.85rem;
  font-size: var(--font-size-base);
}

.btn-sm {
  padding: 0.5rem 0.9rem;
  font-size: var(--font-size-xs);
}

/* ==========================================================================
   Cards & Product Badges
   ========================================================================== */
.card {
  background-color: var(--color-white);
  border-radius: var(--radius-md);
  border: 1px solid var(--color-border);
  box-shadow: var(--shadow-sm);
  overflow: hidden;
  transition: transform var(--transition-base), box-shadow var(--transition-base), border-color var(--transition-base);
  display: flex;
  flex-direction: column;
}

.card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-frost);
  border-color: rgba(7, 138, 154, 0.3);
}

.card-media {
  position: relative;
  width: 100%;
  aspect-ratio: 16 / 10;
  background: linear-gradient(135deg, #F0F9FB 0%, #E0F4F7 100%);
  overflow: hidden;
  border-bottom: 1px solid var(--color-border);
}

.card-image {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--transition-smooth);
}

.card:hover .card-image {
  transform: scale(1.04);
}

.card-badge {
  position: absolute;
  top: var(--space-3);
  right: var(--space-3);
  background-color: rgba(23, 25, 27, 0.85);
  color: var(--color-white);
  font-size: var(--font-size-xs);
  font-weight: 700;
  padding: 0.25rem 0.65rem;
  border-radius: var(--radius-full);
  letter-spacing: 0.02em;
  backdrop-filter: blur(4px);
}

.card-badge-dry-ice {
  background-color: var(--color-deep-ice-blue);
  color: var(--color-white);
}

.card-body {
  padding: var(--space-6);
  display: flex;
  flex-direction: column;
  flex: 1;
}

.card-category-label {
  font-size: var(--font-size-xs);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--color-deep-ice-blue);
  margin-bottom: var(--space-2);
}

.card-title {
  font-size: 1.25rem;
  font-weight: 700;
  margin-bottom: var(--space-2);
  color: var(--color-dark-charcoal);
}

.card-text {
  font-size: var(--font-size-sm);
  color: var(--color-gray-500);
  line-height: 1.55;
  margin-bottom: var(--space-4);
  flex-grow: 1;
}

.card-tags {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
  margin-bottom: var(--space-5);
}

.card-tag {
  font-size: 0.7rem;
  font-weight: 600;
  padding: 0.2rem 0.55rem;
  border-radius: var(--radius-xs);
  background-color: var(--color-gray-100);
  color: var(--color-gray-700);
}

.card-footer {
  padding-top: var(--space-4);
  border-top: 1px solid var(--color-border);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

/* ==========================================================================
   Filters & Search UI
   ========================================================================== */
.catalogue-toolbar {
  background-color: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-6);
  margin-bottom: var(--space-10);
  box-shadow: var(--shadow-sm);
}

.search-box-wrap {
  position: relative;
  margin-bottom: var(--space-6);
}

.search-input {
  width: 100%;
  padding: 0.85rem 1rem 0.85rem 2.85rem;
  font-size: var(--font-size-base);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  background: linear-gradient(135deg, #F0F9FB 0%, #E0F4F7 100%);
  transition: all var(--transition-fast);
}

.search-input:focus {
  outline: none;
  border-color: var(--color-deep-ice-blue);
  background-color: var(--color-white);
  box-shadow: 0 0 0 3px rgba(7, 138, 154, 0.15);
}

.search-icon {
  position: absolute;
  left: 1rem;
  top: 50%;
  transform: translateY(-50%);
  color: var(--color-gray-400);
  pointer-events: none;
}

.filter-pills {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
}

.filter-pill {
  font-size: var(--font-size-sm);
  font-weight: 600;
  padding: 0.5rem 1.15rem;
  border-radius: var(--radius-full);
  background-color: var(--color-gray-100);
  color: var(--color-charcoal);
  border: 1px solid transparent;
  transition: all var(--transition-fast);
  cursor: pointer;
}

.filter-pill:hover {
  background-color: var(--color-ice-blue-light);
  color: var(--color-deep-ice-blue);
}

.filter-pill.is-active {
  background-color: var(--color-deep-ice-blue);
  color: var(--color-white);
  box-shadow: 0 2px 6px rgba(7, 138, 154, 0.3);
}

/* ==========================================================================
   Product Enquiry Modal
   ========================================================================== */
.modal-overlay {
  position: fixed;
  inset: 0;
  background-color: rgba(23, 25, 27, 0.7);
  backdrop-filter: blur(4px);
  -webkit-backdrop-filter: blur(4px);
  z-index: var(--z-modal-backdrop);
  opacity: 0;
  visibility: hidden;
  transition: opacity var(--transition-base);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--space-4);
}

.modal-overlay.is-active {
  opacity: 1;
  visibility: visible;
}

.modal-dialog {
  background-color: var(--color-white);
  border-radius: var(--radius-lg);
  max-width: 540px;
  width: 100%;
  box-shadow: var(--shadow-xl);
  border: 1px solid var(--color-border);
  overflow: hidden;
  transform: scale(0.95);
  transition: transform var(--transition-base);
}

.modal-overlay.is-active .modal-dialog {
  transform: scale(1);
}

.modal-header {
  padding: var(--space-6);
  border-bottom: 1px solid var(--color-border);
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  background: linear-gradient(135deg, #F0F9FB 0%, #E0F4F7 100%);
}

.modal-title {
  font-size: 1.35rem;
  font-weight: 700;
}

.modal-close-btn {
  color: var(--color-gray-400);
  font-size: 1.5rem;
  line-height: 1;
  padding: 0.25rem;
  transition: color var(--transition-fast);
}

.modal-close-btn:hover {
  color: var(--color-dark-charcoal);
}

.modal-body {
  padding: var(--space-6);
}

.form-group {
  margin-bottom: var(--space-4);
}

.form-label {
  display: block;
  font-size: var(--font-size-xs);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--color-charcoal);
  margin-bottom: var(--space-2);
}

.form-control {
  width: 100%;
  padding: 0.75rem 1rem;
  font-size: var(--font-size-sm);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  background-color: var(--color-white);
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}

.form-control:focus {
  outline: none;
  border-color: var(--color-deep-ice-blue);
  box-shadow: 0 0 0 3px rgba(7, 138, 154, 0.15);
}

textarea.form-control {
  min-height: 90px;
  resize: vertical;
}

/* ==========================================================================
   Footer
   ========================================================================== */
.site-footer {
  background-color: var(--color-dark-charcoal);
  color: var(--color-gray-300);
  padding-top: var(--space-20);
  padding-bottom: var(--space-8);
  border-top: 1px solid rgba(255, 255, 255, 0.08);
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1.5fr;
  gap: var(--space-10);
  margin-bottom: var(--space-16);
}

.footer-brand-name {
  font-size: 1.25rem;
  font-weight: 800;
  color: var(--color-white);
  letter-spacing: -0.01em;
  margin-bottom: 2px;
}

.footer-brand-subtitle {
  font-size: 0.72rem;
  font-weight: 700;
  text-transform: uppercase;
  color: var(--color-ice-blue);
  letter-spacing: 0.1em;
}

.footer-col-title {
  color: var(--color-white);
  font-size: var(--font-size-base);
  font-weight: 700;
  margin-bottom: var(--space-4);
}

.footer-nav-list {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}

.footer-nav-link {
  color: var(--color-gray-300);
  font-size: var(--font-size-sm);
  transition: color var(--transition-fast);
}

.footer-nav-link:hover {
  color: var(--color-ice-blue);
}

.footer-contact-item {
  display: flex;
  align-items: flex-start;
  gap: var(--space-3);
  font-size: var(--font-size-sm);
  margin-bottom: var(--space-3);
  color: var(--color-gray-300);
}

.footer-bottom {
  padding-top: var(--space-8);
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: var(--space-4);
  font-size: var(--font-size-xs);
  color: var(--color-gray-400);
}

@media (max-width: 1024px) {
  .footer-grid {
    grid-template-columns: 1fr 1fr;
    gap: var(--space-8);
  }
}

@media (max-width: 768px) {
  .nav-links,
  .nav-actions .btn-primary {
    display: none;
  }
  .mobile-menu-toggle {
    display: flex;
  }
  .footer-grid {
    grid-template-columns: 1fr;
  }
}