/* Kalex Electronic Security — global styles */
:root {
  --kalex-blue: #0a4f9c;
  --kalex-blue-dark: #072f5c;
  --kalex-blue-light: #1a6fd4;
  --kalex-black: #0d1117;
  --kalex-white: #ffffff;
  --kalex-gray-50: #f6f8fc;
  --kalex-gray-200: #e2e8f0;
  --kalex-gray-500: #64748b;
  --kalex-text: #1e293b;
  --kalex-radius: 10px;
  --kalex-radius-sm: 6px;
  --header-h: 72px;
  --font: "Inter", "Segoe UI", system-ui, -apple-system, sans-serif;
  --shadow: 0 4px 24px rgba(0, 0, 0, 0.08);
  --shadow-lg: 0 20px 50px rgba(7, 47, 92, 0.15);
  --transition: 0.25s ease;
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: var(--font);
  color: var(--kalex-text);
  background: var(--kalex-gray-50);
  line-height: 1.6;
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
}

img {
  max-width: 100%;
  height: auto;
  display: block;
}

a {
  color: var(--kalex-blue);
  text-decoration: none;
}

a:hover {
  text-decoration: underline;
}

h1, h2, h3, h4 {
  line-height: 1.2;
  color: var(--kalex-black);
  margin-top: 0;
}

p {
  margin: 0 0 1rem;
}

.container {
  width: min(1200px, 92vw);
  margin-left: auto;
  margin-right: auto;
}

/* ——— Skip link ——— */
.skip-link {
  position: absolute;
  left: -9999px;
  z-index: 10000;
  padding: 0.5rem 1rem;
  background: var(--kalex-blue);
  color: #fff;
}

.skip-link:focus {
  left: 1rem;
  top: 1rem;
}

/* ——— Top bar + header ——— */
.site-header {
  position: sticky;
  top: 0;
  z-index: 1000;
  background: rgba(255, 255, 255, 0.94);
  backdrop-filter: saturate(160%) blur(8px);
  box-shadow: 0 10px 24px rgba(2, 24, 53, 0.08);
  border-bottom: 1px solid rgba(148, 163, 184, 0.22);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: var(--header-h);
  gap: 1rem;
}

.brand {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  text-decoration: none;
  color: var(--kalex-black);
  font-weight: 700;
  font-size: 1rem;
  max-width: 220px;
}

.brand__mark {
  width: 44px;
  height: 44px;
  background: linear-gradient(135deg, var(--kalex-blue), var(--kalex-blue-dark));
  color: #fff;
  border-radius: var(--kalex-radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.1rem;
  font-weight: 800;
  letter-spacing: -0.02em;
  flex-shrink: 0;
}

.brand__text {
  line-height: 1.2;
  white-space: nowrap;
}

.brand__logo {
  width: 56px;
  height: 56px;
  border-radius: var(--kalex-radius-sm);
  object-fit: cover;
  flex-shrink: 0;
  display: block;
  image-rendering: -webkit-optimize-contrast;
  image-rendering: high-quality;
}

.brand__text small {
  display: block;
  font-weight: 500;
  font-size: 0.7rem;
  color: var(--kalex-gray-500);
}

/* ——— Main nav (desktop) ——— */
.nav-toggle {
  display: none;
  width: 48px;
  height: 48px;
  border: 1px solid var(--kalex-gray-200);
  background: #fff;
  border-radius: var(--kalex-radius-sm);
  cursor: pointer;
  position: relative;
  flex-shrink: 0;
}

.nav-toggle span {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--kalex-black);
  margin: 5px auto;
  transition: var(--transition);
}

.nav-toggle[aria-expanded="true"] span:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}

.nav-toggle[aria-expanded="true"] span:nth-child(2) {
  opacity: 0;
}

.nav-toggle[aria-expanded="true"] span:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

.nav-primary {
  display: flex;
  align-items: center;
  gap: 0.35rem;
  list-style: none;
  margin: 0;
  padding: 0;
}

.nav-primary__item {
  position: static;
}

.nav-primary__link {
  display: flex;
  align-items: center;
  gap: 0.2rem;
  padding: 0.62rem 0.95rem;
  color: var(--kalex-text);
  font-size: 0.9rem;
  font-weight: 600;
  text-decoration: none;
  border-radius: 10px;
  background: rgba(255, 255, 255, 0.9);
  border: 1px solid rgba(148, 163, 184, 0.24);
  font-family: inherit;
  cursor: pointer;
  white-space: nowrap;
  box-shadow: 0 2px 8px rgba(2, 24, 53, 0.06);
  transition: background 0.2s, color 0.2s, border-color 0.2s, box-shadow 0.2s, transform 0.15s;
}

.nav-primary__link:hover,
.nav-primary__link[aria-expanded="true"] {
  color: var(--kalex-blue);
  text-decoration: none;
  background: linear-gradient(180deg, rgba(232, 243, 255, 0.98) 0%, rgba(216, 235, 255, 0.98) 100%);
  border-color: rgba(10, 79, 156, 0.35);
  box-shadow: 0 8px 20px rgba(10, 79, 156, 0.14);
  transform: translateY(-1px);
}

.nav-primary__chev {
  width: 0.45rem;
  height: 0.45rem;
  border-right: 2px solid currentColor;
  border-bottom: 2px solid currentColor;
  transform: rotate(45deg) translateY(-1px);
  margin-top: -2px;
  opacity: 0.6;
  transition: transform var(--transition);
}

.nav-primary__link[aria-expanded="true"] .nav-primary__chev {
  transform: rotate(225deg) translateY(2px);
}

/* Mega menu panel */
.mega-backdrop {
  position: fixed;
  inset: 0;
  top: var(--header-h);
  background: rgba(8, 20, 42, 0.5);
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.2s, visibility 0.2s;
  z-index: 998;
}

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

.mega-panel {
  position: absolute;
  left: 0;
  right: 0;
  top: 100%;
  background: linear-gradient(180deg, #ffffff 0%, #f8fbff 100%);
  box-shadow: 0 28px 48px rgba(7, 27, 55, 0.22);
  border-top: 1px solid rgba(148, 163, 184, 0.25);
  padding: 1.5rem 0 2rem;
  opacity: 0;
  visibility: hidden;
  transform: translateY(-8px);
  transition: opacity 0.25s, transform 0.25s, visibility 0.25s;
  z-index: 999;
  max-height: calc(100vh - var(--header-h) - 1rem);
  overflow-y: auto;
}

.mega-panel.is-open {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.mega-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
  gap: 1.25rem 1.5rem;
}

.mega-card {
  display: block;
  text-decoration: none;
  color: inherit;
  padding: 0.75rem;
  border-radius: 12px;
  border: 1px solid rgba(148, 163, 184, 0.16);
  background: rgba(255, 255, 255, 0.9);
  transition: border-color var(--transition), box-shadow var(--transition), transform var(--transition);
}

.mega-card:hover {
  border-color: rgba(10, 79, 156, 0.28);
  box-shadow: 0 14px 24px rgba(9, 41, 84, 0.14);
  transform: translateY(-2px);
  text-decoration: none;
}

.mega-card__img {
  aspect-ratio: 4/3;
  border-radius: var(--kalex-radius-sm);
  overflow: hidden;
  background: var(--kalex-gray-200);
  margin-bottom: 0.65rem;
}

.mega-card__img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.mega-card__title {
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--kalex-black);
  margin: 0 0 0.25rem;
}

.mega-card__desc {
  font-size: 0.8rem;
  color: var(--kalex-gray-500);
  margin: 0;
  line-height: 1.4;
}

.mega-card__badge {
  display: inline-block;
  font-size: 0.65rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: #fff;
  background: var(--kalex-blue-light);
  padding: 0.15rem 0.4rem;
  border-radius: 3px;
  margin-bottom: 0.25rem;
}

/* Simple link rows (Contact / About) */
.mega-panel--links .mega-grid {
  grid-template-columns: 1fr;
  max-width: 400px;
}

.mega-link-row {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.75rem 0;
  border-bottom: 1px solid var(--kalex-gray-200);
  text-decoration: none;
  color: var(--kalex-text);
  font-weight: 600;
}

.mega-link-row:last-child {
  border-bottom: none;
}

.mega-link-row:hover {
  color: var(--kalex-blue);
  text-decoration: none;
}

/* ——— Hero carousel + Ken Burns ——— */
.hero {
  position: relative;
  width: 100%;
  min-height: min(80vh, 800px);
  overflow: hidden;
  background: var(--kalex-black);
}

.hero__slide {
  position: absolute;
  inset: 0;
  opacity: 0;
  z-index: 0;
  transition: opacity 1.2s ease-in-out;
}

.hero__slide.is-active {
  opacity: 1;
  z-index: 1;
}

.hero__img-wrap {
  position: absolute;
  inset: -10%;
  will-change: transform;
}

.hero__img-wrap.ken-anim {
  animation: kenBurns 14s ease-out forwards;
}

@keyframes kenBurns {
  0% {
    transform: scale(1) translate(0, 0);
  }
  100% {
    transform: scale(1.2) translate(-1.5%, -0.5%);
  }
}

.hero__slide img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.hero__overlay {
  position: absolute;
  inset: 0;
  z-index: 2;
  background: linear-gradient(180deg, rgba(5, 20, 40, 0.5) 0%, rgba(5, 20, 40, 0.75) 100%);
  pointer-events: none;
}

.hero__content {
  position: relative;
  z-index: 3;
  min-height: min(80vh, 800px);
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: 2rem 0 3rem;
  color: #fff;
}

.hero__eyebrow {
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: rgba(255, 255, 255, 0.85);
  margin-bottom: 0.5rem;
}

.hero h1 {
  color: #fff;
  font-size: clamp(1.75rem, 4vw, 2.75rem);
  max-width: 16ch;
  margin-bottom: 0.75rem;
}

.hero__lead {
  font-size: 1.1rem;
  max-width: 40ch;
  color: rgba(255, 255, 255, 0.92);
  margin-bottom: 1.5rem;
}

@media (max-width: 768px) {
  .brand__title-services {
    display: none;
  }

  .brand {
    max-width: none;
    min-width: 0;
  }

  .brand__text {
    white-space: normal;
  }

  .hero__content > p:has(.btn) {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.85rem;
    width: 100%;
    margin: 0;
    text-align: center;
  }

  .hero__content > p:has(.btn) .btn {
    width: min(100%, 300px);
    margin: 0 !important;
    justify-content: center;
  }
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.7rem 1.35rem;
  font-size: 0.95rem;
  font-weight: 600;
  font-family: inherit;
  border-radius: var(--kalex-radius-sm);
  border: none;
  cursor: pointer;
  text-decoration: none;
  transition: background 0.2s, color 0.2s, transform 0.15s;
}

.btn--primary {
  background: #fff;
  color: var(--kalex-blue-dark);
}

.btn--primary:hover {
  background: var(--kalex-gray-200);
  text-decoration: none;
  transform: translateY(-1px);
}

.btn--outline {
  background: transparent;
  color: #fff;
  border: 2px solid rgba(255, 255, 255, 0.5);
}

.btn--outline:hover {
  border-color: #fff;
  text-decoration: none;
}

.btn--green {
  background: #1da851;
  color: #fff;
}

.btn--green:hover {
  background: #188a45;
  text-decoration: none;
  color: #fff;
}

.btn--blue {
  background: var(--kalex-blue);
  color: #fff;
}

.btn--blue:hover {
  background: var(--kalex-blue-dark);
  text-decoration: none;
  color: #fff;
}

.hero__dots {
  position: absolute;
  bottom: 1.5rem;
  left: 50%;
  transform: translateX(-50%);
  z-index: 4;
  display: flex;
  gap: 0.5rem;
}

.hero__dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.4);
  border: none;
  padding: 0;
  cursor: pointer;
}

.hero__dot[aria-selected="true"] {
  background: #fff;
  transform: scale(1.2);
}

/* ——— Page sections (alternating) ——— */
.section {
  padding: 4rem 0;
}

.section--alt {
  background: var(--kalex-white);
  border-top: 1px solid var(--kalex-gray-200);
  border-bottom: 1px solid var(--kalex-gray-200);
}

.section--full-bleed {
  background: linear-gradient(160deg, var(--kalex-blue-dark) 0%, #0a3d78 50%, #062544 100%);
  color: #e2e8f0;
  position: relative;
  overflow: hidden;
}

.section--full-bleed::before {
  content: "";
  position: absolute;
  inset: 0;
  background: 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='%23ffffff' fill-opacity='0.03'%3E%3Cpath d='M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
  pointer-events: none;
}

.section--image-bg {
  background-color: var(--kalex-black);
  position: relative;
  isolation: isolate;
  overflow: hidden;
  color: #e2e8f0;
}

.section--image-bg::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image: linear-gradient(rgba(5, 15, 30, 0.62), rgba(5, 15, 30, 0.62)), var(--bg-image);
  background-position: center;
  background-size: cover;
  background-repeat: no-repeat;
  z-index: 0;
  pointer-events: none;
  transform: scale(1);
  transform-origin: center;
  animation: section-image-zoom-scale 6s ease-in-out infinite alternate;
}

.section--image-bg .section__inner {
  position: relative;
  z-index: 2;
}

.section--image-bg > * {
  position: relative;
  z-index: 2;
}

.section--image-bg::after {
  content: "";
  position: absolute;
  inset: 0;
  background-image: linear-gradient(rgba(5, 15, 30, 0.62), rgba(5, 15, 30, 0.62)), var(--bg-image-alt, var(--bg-image));
  background-position: center;
  background-size: cover;
  background-repeat: no-repeat;
  opacity: 0;
  z-index: 0;
  pointer-events: none;
  transform: scale(1);
  transform-origin: center;
  animation: section-image-zoom-scale 6s ease-in-out infinite alternate, section-image-swap 6s ease-in-out infinite alternate;
}

@keyframes section-image-zoom-scale {
  from {
    transform: scale(1);
  }
  to {
    transform: scale(1.2);
  }
}

@keyframes section-image-swap {
  from {
    opacity: 0;
  }
  to {
    opacity: 1;
  }
}

.section__header {
  text-align: center;
  max-width: 700px;
  margin: 0 auto 2.5rem;
}

.section--full-bleed h2,
.section--image-bg h2 {
  color: #fff;
}

.section--full-bleed .section__lead,
.section--image-bg .section__lead {
  color: rgba(226, 232, 240, 0.9);
}

.section__lead {
  color: var(--kalex-gray-500);
  margin: 0;
  font-size: 1.05rem;
}

.section h2 {
  font-size: clamp(1.5rem, 3vw, 2rem);
  margin-bottom: 0.5rem;
}

/* Section carousel (products) */
.section-carousel {
  position: relative;
  margin: 0 auto;
}

.section-carousel__viewport {
  overflow: hidden;
  border-radius: var(--kalex-radius);
  box-shadow: var(--shadow);
  background: #fff;
}

.section--full-bleed .section-carousel__viewport,
.section--image-bg .section-carousel__viewport {
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(255, 255, 255, 0.12);
}

.section-carousel__track {
  display: flex;
  transition: transform 0.45s ease;
  margin: 0;
  padding: 0;
  list-style: none;
  will-change: transform;
}

.section-carousel__slide {
  flex-shrink: 0;
  padding: 0;
  margin: 0;
  box-sizing: border-box;
}

.section-carousel__card {
  display: flex;
  flex-direction: column;
  gap: 0;
  min-height: 0;
  align-items: stretch;
  height: 100%;
}

.section-carousel__media {
  height: 300px;
  min-height: 300px;
  max-height: 300px;
  width: 100%;
  background: var(--kalex-gray-200);
  overflow: hidden;
  flex-shrink: 0;
  position: relative;
}

.section-carousel__media img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  min-height: 0;
  max-height: none;
  object-fit: cover;
  object-position: center;
  display: block;
  opacity: 0;
  transform: translateY(22px) scale(1.015);
  transition: opacity 0.6s ease, transform 0.7s cubic-bezier(0.22, 1, 0.36, 1);
}

#switching .section-carousel__media img {
  image-rendering: -webkit-optimize-contrast;
  image-rendering: crisp-edges;
}

.section.is-inview .section-carousel__media img,
.section-carousel__media img.is-inview {
  opacity: 1;
  transform: translateY(0) scale(1);
}

.section-carousel__body {
  padding: 0.7rem 0.75rem 0.85rem;
  display: flex;
  flex-direction: column;
  justify-content: flex-start;
  background: #fff;
  color: var(--kalex-text);
  flex: 1;
}

.section--full-bleed .section-carousel__body,
.section--image-bg .section-carousel__body {
  background: rgba(255, 255, 255, 0.98);
  color: var(--kalex-text);
}

.section-carousel__body h3 {
  font-size: 0.95rem;
  margin: 0 0 0.35rem;
  line-height: 1.25;
}

.section-carousel__body p {
  font-size: 0.78rem;
  color: var(--kalex-gray-500);
  margin: 0;
  line-height: 1.35;
}

.carousel-nav {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  z-index: 5;
  width: 48px;
  height: 48px;
  border-radius: 50%;
  border: 2px solid var(--kalex-white);
  background: rgba(10, 79, 156, 0.95);
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  box-shadow: var(--shadow);
  transition: background 0.2s, transform 0.15s;
}

.carousel-nav:hover {
  background: var(--kalex-blue-dark);
}

.carousel-nav:active {
  transform: translateY(-50%) scale(0.96);
}

.carousel-nav:disabled {
  opacity: 0.35;
  cursor: not-allowed;
}

.carousel-nav--prev {
  left: -12px;
}

.carousel-nav--next {
  right: -12px;
}

@media (max-width: 900px) {
  .carousel-nav--prev { left: 4px; }
  .carousel-nav--next { right: 4px; }
}

.carousel-nav svg {
  width: 22px;
  height: 22px;
  display: block;
}

.section__actions {
  text-align: center;
  margin-top: 1.5rem;
}

/* ——— Contact / form ——— */
.form-grid {
  display: grid;
  gap: 1rem;
  max-width: 560px;
  margin: 0 auto;
}

.form-row--full {
  grid-column: 1 / -1;
}

label {
  display: block;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--kalex-text);
  margin-bottom: 0.35rem;
}

input,
select,
textarea {
  width: 100%;
  padding: 0.65rem 0.9rem;
  font-size: 1rem;
  font-family: inherit;
  border: 1px solid var(--kalex-gray-200);
  border-radius: var(--kalex-radius-sm);
  background: #fff;
  transition: border-color 0.2s, box-shadow 0.2s;
}

input:focus,
select:focus,
textarea:focus {
  outline: none;
  border-color: var(--kalex-blue);
  box-shadow: 0 0 0 3px rgba(10, 79, 156, 0.15);
}

textarea {
  min-height: 120px;
  resize: vertical;
}

.form-note {
  font-size: 0.8rem;
  color: var(--kalex-gray-500);
  text-align: center;
  margin-top: 0.5rem;
}

/* ——— Footer ——— */
.site-footer {
  background: var(--kalex-black);
  color: #94a3b8;
  padding: 3rem 0 2rem;
  font-size: 0.9rem;
}

.site-footer a {
  color: #cbd5e1;
  text-decoration: none;
}

.site-footer a:hover {
  color: #fff;
  text-decoration: underline;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.2fr 1fr 1fr 1.2fr;
  gap: 2rem 1.5rem;
  margin-bottom: 2rem;
}

@media (max-width: 900px) {
  .footer-grid {
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 600px) {
  .footer-grid {
    grid-template-columns: 1fr;
  }
}

.footer-block h3 {
  color: #fff;
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  margin: 0 0 1rem;
}

.footer-block ul {
  list-style: none;
  margin: 0;
  padding: 0;
}

.footer-block li {
  margin-bottom: 0.5rem;
}

.footer-lead {
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: var(--kalex-radius);
  padding: 1.25rem;
}

.footer-lead h3 {
  margin-top: 0;
  margin-bottom: 1rem;
}

.footer-lead label {
  color: #e2e8f0;
}

.footer-lead input,
.footer-lead select,
.footer-lead textarea {
  background: #fff;
  color: var(--kalex-text);
}

.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  padding-top: 1.5rem;
  text-align: center;
  font-size: 0.8rem;
}

/* ——— WhatsApp FAB ——— */
.whatsapp-fab {
  position: fixed;
  right: 1.25rem;
  bottom: 1.25rem;
  z-index: 5000;
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: 0;
  font-family: var(--font);
}

.whatsapp-fab__bubble {
  position: relative;
  background: #fff;
  color: #0d1117;
  padding: 0.6rem 0.9rem;
  border-radius: 12px;
  font-size: 0.8rem;
  font-weight: 600;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.15);
  margin-bottom: 0.35rem;
  margin-right: 0.25rem;
  max-width: 200px;
  line-height: 1.3;
  animation: floatHint 3s ease-in-out infinite;
}

.whatsapp-fab__bubble::after {
  content: "";
  position: absolute;
  right: 1rem;
  bottom: -6px;
  width: 0;
  height: 0;
  border-left: 8px solid transparent;
  border-right: 8px solid transparent;
  border-top: 8px solid #fff;
}

@keyframes floatHint {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-3px); }
}

.whatsapp-fab__link {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 58px;
  height: 58px;
  border-radius: 50%;
  background: #25d366;
  color: #fff;
  text-decoration: none;
  box-shadow: 0 4px 16px rgba(37, 211, 102, 0.5);
  transition: transform 0.2s, box-shadow 0.2s;
}

.whatsapp-fab__link:hover {
  transform: scale(1.05);
  box-shadow: 0 6px 24px rgba(37, 211, 102, 0.55);
  text-decoration: none;
}

.whatsapp-fab__link svg {
  width: 32px;
  height: 32px;
  display: block;
}

@media (max-width: 480px) {
  .whatsapp-fab {
    right: 0.75rem;
    bottom: 0.75rem;
  }

  .whatsapp-fab__bubble {
    max-width: min(200px, calc(100vw - 5.5rem));
    font-size: 0.75rem;
    padding: 0.5rem 0.75rem;
  }
}

/* ——— Mobile menu ——— */
@media (max-width: 1024px) {
  html,
  body {
    overflow-x: hidden;
    overscroll-behavior-x: none;
  }

  .site-header {
    z-index: 12000;
    overflow: visible;
  }

  .nav-toggle {
    display: block;
    position: relative;
    z-index: 12002;
  }

  .nav-wrap {
    position: fixed;
    inset: 0;
    top: 0;
    background: #fff;
    z-index: 12001;
    height: 100dvh;
    max-height: 100dvh;
    padding: calc(var(--header-h) + 1rem) 1.25rem 2rem;
    overflow-y: auto;
    transform: translateX(100%);
    transition: transform 0.3s ease;
    pointer-events: none;
  }

  .nav-wrap.is-open {
    transform: translateX(0);
    pointer-events: auto;
  }

  .nav-primary {
    flex-direction: column;
    align-items: stretch;
    gap: 0;
  }

  .nav-primary__item {
    border-bottom: 1px solid var(--kalex-gray-200);
  }

  .nav-primary__link {
    width: 100%;
    justify-content: space-between;
    padding: 1rem 0.5rem;
  }

  .mega-backdrop,
  .mega-panel {
    position: static;
    opacity: 1;
    visibility: visible;
    transform: none;
    box-shadow: none;
    border: none;
    max-height: none;
    display: none;
    padding: 0 0 0.5rem 0.5rem;
  }

  .mega-panel.is-open {
    display: block;
  }

  .mega-backdrop {
    display: none !important;
  }

  .mega-grid {
    grid-template-columns: 1fr;
  }

  .nav-primary__item:has(.mega-panel) .nav-primary__link {
    position: relative;
  }
}

@media (min-width: 1025px) {
  .nav-wrap {
    display: flex;
    flex: 1;
    justify-content: flex-end;
  }

  .nav-primary__item:has([aria-controls^="mega-"]) {
    position: static;
  }

  .site-header .container,
  .site-header .header-bar {
    position: relative;
  }
}

/* Fix: desktop mega opens from header */
@media (min-width: 1025px) {
  .site-header {
    position: relative;
  }

  .mega-panel {
    position: fixed;
    left: 0;
    right: 0;
    top: var(--header-h);
  }
}

/* Products page */
.page-hero {
  padding: 2.5rem 0 1.5rem;
  background: var(--kalex-white);
  border-bottom: 1px solid var(--kalex-gray-200);
}

.page-hero h1 {
  font-size: clamp(1.5rem, 3vw, 2rem);
  margin: 0 0 0.5rem;
}

.breadcrumb {
  font-size: 0.9rem;
  color: var(--kalex-gray-500);
  margin: 0 0 0.5rem;
}

.breadcrumb a {
  color: var(--kalex-blue);
}

.product-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  gap: 1.5rem;
  margin: 2rem 0;
}

.product-card {
  background: #fff;
  border: 1px solid var(--kalex-gray-200);
  border-radius: var(--kalex-radius);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  transition: box-shadow 0.2s;
}

.product-card:hover {
  box-shadow: var(--shadow);
}

.product-card__img {
  aspect-ratio: 4/3;
  background: var(--kalex-gray-200);
  overflow: hidden;
}

.product-card__img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.product-card__content {
  padding: 1rem 1.1rem 1.25rem;
  flex: 1;
  display: flex;
  flex-direction: column;
}

.product-card__content h2 {
  font-size: 1.05rem;
  margin: 0 0 0.4rem;
}

.product-card__content p {
  font-size: 0.9rem;
  color: var(--kalex-gray-500);
  margin: 0;
  flex: 1;
}

.pagination {
  display: flex;
  align-items: center;
  justify-content: center;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin: 2rem 0 3rem;
}

.pagination button,
.pagination a {
  min-width: 40px;
  height: 40px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--kalex-gray-200);
  background: #fff;
  color: var(--kalex-text);
  font-size: 0.9rem;
  font-weight: 600;
  font-family: inherit;
  border-radius: var(--kalex-radius-sm);
  cursor: pointer;
  text-decoration: none;
  padding: 0 0.5rem;
}

.pagination button:hover,
.pagination a:hover {
  background: var(--kalex-gray-50);
  text-decoration: none;
}

.pagination .is-active,
.pagination span[aria-current="page"] {
  min-width: 40px;
  height: 40px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--kalex-blue);
  border-radius: var(--kalex-radius-sm);
  background: var(--kalex-blue);
  color: #fff;
  font-size: 0.9rem;
  font-weight: 600;
}

.pagination button:disabled {
  opacity: 0.4;
  cursor: not-allowed;
}

/* Utility */
.visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  border: 0;
}