/* ==========================================================================
   PRISES Biotechnology — Global Styles
   Pure static: HTML5 + CSS3 + vanilla JavaScript
   ========================================================================== */

/* --------------------------------------------------------------------------
   Design Tokens
   -------------------------------------------------------------------------- */
:root {
  /* Brand Colors */
  --prises-blue: #00B4CC;
  --prises-blue-dark: #0096AD;
  --prises-blue-deep: #007E92;
  --prises-blue-tint: #E6F8FB;
  --prises-gradient: linear-gradient(135deg, #00B4CC 0%, #00C9D6 100%);

  /* Neutral Colors */
  --ink: #1D1D1F;
  --gray: #6E6E73;
  --gray-light: #86868B;
  --line: #D2D2D7;

  /* Backgrounds */
  --bg: #FFFFFF;
  --bg-alt: #F5F5F7;
  --bg-dark: #101418;

  /* Layout */
  --maxw: 1120px;
  --radius-card: 20px;
  --radius-img: 18px;

  /* Shadows */
  --shadow: 0 4px 24px rgba(0, 0, 0, .06);
  --shadow-hover: 0 12px 40px rgba(0, 0, 0, .10);
}

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

* {
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
}

img,
picture,
video,
canvas,
svg {
  display: block;
  max-width: 100%;
  height: auto;
}

input,
button,
textarea,
select {
  font: inherit;
}

button {
  background: none;
  border: none;
  cursor: pointer;
}

a {
  color: inherit;
}

ul,
ol {
  list-style: none;
}

/* --------------------------------------------------------------------------
   Typography
   -------------------------------------------------------------------------- */
body {
  font-family: "SF Pro Display", "SF Pro Text", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Helvetica, Arial, sans-serif;
  font-size: 17px;
  line-height: 1.6;
  color: var(--ink);
  background: var(--bg);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

h1,
.hero__title {
  font-size: clamp(40px, 6vw, 80px);
  font-weight: 600;
  letter-spacing: -0.022em;
  line-height: 1.05;
}

h2,
.section__title {
  font-size: clamp(28px, 4vw, 48px);
  font-weight: 600;
  letter-spacing: -0.01em;
  line-height: 1.1;
}

h3 {
  font-size: clamp(22px, 2.4vw, 28px);
  font-weight: 600;
}

.lead,
.section__lead,
.hero__lead {
  font-size: clamp(19px, 2vw, 21px);
  font-weight: 400;
  line-height: 1.5;
  color: var(--gray);
}

.eyebrow {
  font-size: 14px;
  font-weight: 600;
  letter-spacing: .04em;
  text-transform: uppercase;
  color: var(--prises-blue);
}

/* --------------------------------------------------------------------------
   Layout Helpers
   -------------------------------------------------------------------------- */
.container {
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 0 22px;
}

.section {
  padding: clamp(72px, 11vw, 140px) 0;
}

.section--alt {
  background: var(--bg-alt);
}

.section--dark {
  background: var(--bg-dark);
  color: #fff;
}

.section--gradient {
  background: var(--prises-gradient);
  color: #fff;
}

.section__head {
  max-width: 760px;
  margin: 0 auto clamp(40px, 6vw, 64px);
  text-align: center;
}

/* Two-column split layout */
.split {
  display: grid;
  grid-template-columns: 1fr;
  gap: 48px;
  align-items: center;
  justify-items: stretch;
}

.split > * {
  display: block;
  width: 100%;
  min-width: 0;
  justify-self: stretch;
}

@media (min-width: 768px) {
  .split {
    grid-template-columns: 1fr 1fr;
  }

  .split--reverse > *:first-child {
    order: 2;
  }

  .split--reverse > *:last-child {
    order: 1;
  }

  .split--img-wide {
    grid-template-columns: 45fr 55fr;
  }
}

/* --------------------------------------------------------------------------
   Buttons
   -------------------------------------------------------------------------- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  border-radius: 980px;
  padding: 15px 30px;
  font-size: 17px;
  font-weight: 500;
  text-decoration: none;
  cursor: pointer;
  transition: .2s;
  border: 1.5px solid transparent;
}

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

.btn--primary:hover {
  background: var(--prises-blue-dark);
}

.btn--secondary {
  background: transparent;
  color: var(--prises-blue);
  border-color: var(--prises-blue);
}

.btn--secondary:hover {
  background: var(--prises-blue-tint);
}

.btn--on-blue {
  background: #fff;
  color: var(--prises-blue-deep);
}

.btn--on-blue:hover {
  background: rgba(255, 255, 255, .9);
}

.btn--ghost-light {
  background: transparent;
  color: #fff;
  border-color: rgba(255, 255, 255, .6);
}

.btn--ghost-light:hover {
  background: rgba(255, 255, 255, .1);
  border-color: rgba(255, 255, 255, .8);
}

.link-arrow {
  color: var(--prises-blue);
  font-weight: 500;
  text-decoration: none;
  transition: .2s;
}

.link-arrow::after {
  content: " ›";
}

.link-arrow:hover {
  text-decoration: underline;
  transform: translateX(2px);
  display: inline-block;
}

/* --------------------------------------------------------------------------
   Cards
   -------------------------------------------------------------------------- */
.card-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 24px;
}

.card {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius-card);
  padding: 32px;
  box-shadow: var(--shadow);
  transition: .25s;
}

.card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-hover);
}

.card__icon {
  width: 48px;
  height: 48px;
  margin-bottom: 20px;
}

.card__icon svg {
  width: 48px;
  height: 48px;
  stroke: var(--prises-blue);
  stroke-width: 1.5;
  fill: none;
}

.card__title {
  font-size: clamp(22px, 2.4vw, 28px);
  font-weight: 600;
  margin-bottom: 12px;
}

.card__text {
  color: var(--gray);
}

/* Card Link Variant */
a.card--link {
  display: block;
  text-decoration: none;
  cursor: pointer;
}

a.card--link:focus {
  outline: 2px solid var(--prises-blue);
  outline-offset: 2px;
}

a.card--link .link-arrow {
  display: inline-block;
  margin-top: 16px;
}

/* Card without icon */
.card--no-icon .card__title {
  font-size: clamp(20px, 2.2vw, 24px);
  font-weight: 600;
  margin-bottom: 16px;
}

/* Card with image on top */
.card--img {
  padding: 0;
  overflow: hidden;
  display: flex;
  flex-direction: column;
}

.card--img .card__img {
  width: 100%;
  aspect-ratio: 4/3;
  object-fit: cover;
}

.card--img .card__body {
  padding: 24px;
  text-align: center;
}

.card--img .card__title {
  font-size: clamp(28px, 4vw, 40px);
  font-weight: 600;
  color: var(--prises-blue);
  margin-bottom: 4px;
}

.card--img .card__text {
  font-size: 15px;
}

/* Card grid — fixed 2x2 layout */
.card-grid--2x2 {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
}

.card-grid--2x2 .card {
  display: flex;
  flex-direction: column;
  height: 100%;
}

.card-grid--2x2 .card__text {
  flex: 1;
}

@media (max-width: 767px) {
  .card-grid--2x2 {
    grid-template-columns: 1fr;
  }
}

/* Facility stats grid */
.facility-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.facility-grid .card:nth-child(4),
.facility-grid .card:nth-child(5) {
  grid-column: span 1;
}

@media (max-width: 899px) {
  .facility-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 599px) {
  .facility-grid {
    grid-template-columns: 1fr;
  }
}

/* --------------------------------------------------------------------------
   Stats
   -------------------------------------------------------------------------- */
.stats {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 32px;
}

@media (max-width: 767px) {
  .stats {
    grid-template-columns: repeat(2, 1fr);
  }
}

.stat {
  text-align: center;
}

.stat__num {
  font-size: clamp(36px, 5vw, 56px);
  font-weight: 600;
  color: var(--prises-blue);
  line-height: 1.1;
}

.stat__label {
  color: var(--gray);
  font-size: 15px;
  margin-top: 8px;
}

/* Stats — 5 columns variant */
.stats--5 {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 32px 48px;
}

.stats--5 .stat {
  flex: 0 0 auto;
  min-width: 140px;
}

@media (max-width: 999px) {
  .stats--5 {
    gap: 24px 32px;
  }
  .stats--5 .stat {
    flex: 0 0 calc(33.333% - 24px);
    min-width: 120px;
  }
}

@media (max-width: 599px) {
  .stats--5 .stat {
    flex: 0 0 calc(50% - 16px);
  }
}

/* Facility Photos — Auto-Scrolling Marquee with Manual Drag */
.facility-marquee {
  overflow-x: auto;
  overflow-y: hidden;
  margin-top: 32px;
  cursor: grab;
  touch-action: pan-x pan-y;
  scrollbar-width: none;
  -ms-overflow-style: none;
}

.facility-marquee::-webkit-scrollbar {
  display: none;
}

.facility-marquee.is-grabbing {
  cursor: grabbing;
}

.facility-track {
  display: flex;
  gap: 16px;
  width: max-content;
  user-select: none;
}

.facility-slide {
  flex: 0 0 320px;
}

.facility-slide img,
.facility-slide picture {
  width: 100%;
  aspect-ratio: 4/3;
  object-fit: cover;
  border-radius: var(--radius-img);
  pointer-events: none;
  -webkit-user-drag: none;
}

@media (max-width: 560px) {
  .facility-slide {
    flex-basis: 240px;
  }
}

/* --------------------------------------------------------------------------
   Steps
   -------------------------------------------------------------------------- */
.steps {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 32px;
}

.step {
  text-align: center;
}

.step__num {
  width: 56px;
  height: 56px;
  border-radius: 50%;
  background: var(--prises-blue-tint);
  color: var(--prises-blue);
  font-size: 24px;
  font-weight: 600;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 20px;
}

.step__title {
  font-size: 20px;
  font-weight: 600;
  margin-bottom: 12px;
}

.step__text {
  color: var(--gray);
  font-size: 15px;
}

/* --------------------------------------------------------------------------
   Certifications
   -------------------------------------------------------------------------- */
.certs {
  display: flex;
  justify-content: center;
  align-items: flex-start;
  flex-wrap: wrap;
  gap: 48px;
}

.cert {
  text-align: center;
  max-width: 180px;
}

.cert__badge {
  width: 120px;
  height: 120px;
  background: var(--prises-blue-tint);
  border-radius: 16px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 16px;
  font-size: 14px;
  font-weight: 600;
  color: var(--prises-blue-deep);
}

.cert__thumb {
  max-width: 150px;
  margin: 0 auto 16px;
  border-radius: var(--radius-img);
  box-shadow: var(--shadow);
  overflow: hidden;
  border: 1px solid var(--line);
}

.cert__thumb img {
  width: 100%;
  height: auto;
  display: block;
}

.cert__name {
  font-weight: 600;
  margin-bottom: 4px;
}

.cert__desc {
  color: var(--gray);
  font-size: 14px;
}

/* Text-only certification style */
.certs--text {
  gap: 64px;
}

.cert--text {
  max-width: 200px;
}

.cert--text .cert__name {
  font-size: clamp(20px, 2.5vw, 26px);
  font-weight: 600;
  color: var(--prises-blue);
  margin-bottom: 8px;
}

.cert--text .cert__desc {
  font-size: 15px;
}

/* --------------------------------------------------------------------------
   PDF Viewer
   -------------------------------------------------------------------------- */
.pdf-viewer {
  width: 100%;
  height: 680px;
  border: 1px solid var(--line);
  border-radius: var(--radius-img);
  background: #f8f9fa;
}

.pdf-viewer object,
.pdf-viewer iframe {
  width: 100%;
  height: 100%;
  border: none;
  border-radius: var(--radius-img);
}

.pdf-fallback {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  height: 100%;
  padding: 48px 24px;
  text-align: center;
  color: var(--gray);
}

.pdf-fallback p {
  margin-bottom: 16px;
}

@media (max-width: 767px) {
  .pdf-viewer {
    height: 480px;
  }
}

/* --------------------------------------------------------------------------
   Map Embed
   -------------------------------------------------------------------------- */
.map-container {
  width: 100%;
  height: 400px;
  border-radius: var(--radius-img);
  overflow: hidden;
  background: var(--bg-alt);
}

.map-container iframe {
  width: 100%;
  height: 100%;
  border: none;
  display: block;
}

@media (max-width: 767px) {
  .map-container {
    height: 280px;
  }
}

/* --------------------------------------------------------------------------
   Checklist Component
   -------------------------------------------------------------------------- */
.checklist {
  list-style: none;
  margin: 24px 0 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 18px;
}

.checklist li {
  display: flex;
  gap: 14px;
  align-items: flex-start;
}

.checklist__check {
  flex: 0 0 28px;
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background: var(--prises-blue-tint);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-top: 1px;
}

.checklist__check svg {
  width: 15px;
  height: 15px;
  stroke: var(--prises-blue);
  stroke-width: 3;
  fill: none;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.checklist__txt {
  font-size: 17px;
  line-height: 1.5;
  color: var(--gray);
}

.checklist__txt strong {
  color: var(--ink);
  font-weight: 600;
}

/* --------------------------------------------------------------------------
   Exhibition Row
   -------------------------------------------------------------------------- */
.exhib-row {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 16px;
  margin-top: 32px;
}

.exhib-chip {
  border: 1px solid var(--line);
  background: #fff;
  border-radius: 14px;
  padding: 18px 24px;
  min-width: 150px;
  text-align: center;
  box-shadow: var(--shadow);
}

.exhib-chip strong {
  display: block;
  color: var(--ink);
  font-weight: 600;
  font-size: 16px;
}

.exhib-chip span {
  color: var(--gray-light);
  font-size: 13px;
}

/* Exhibition Horizontal Scroll Strip */
.exhib-scroll {
  display: flex;
  gap: 16px;
  overflow-x: auto;
  scroll-snap-type: x mandatory;
  -webkit-overflow-scrolling: touch;
  margin-top: 36px;
  padding: 4px 2px 12px;
  scrollbar-width: thin;
}

.exhib-scroll::-webkit-scrollbar {
  height: 6px;
}

.exhib-scroll::-webkit-scrollbar-track {
  background: var(--bg-alt);
  border-radius: 3px;
}

.exhib-scroll::-webkit-scrollbar-thumb {
  background: var(--line);
  border-radius: 3px;
}

.exhib-slide {
  flex: 0 0 280px;
  scroll-snap-align: start;
}

.exhib-slide img,
.exhib-slide picture {
  width: 100%;
  aspect-ratio: 3/4;
  object-fit: cover;
  border-radius: var(--radius-img);
  box-shadow: var(--shadow);
}

.exhib-slide img {
  display: block;
}

@media (max-width: 560px) {
  .exhib-slide {
    flex-basis: 220px;
  }
}

/* --------------------------------------------------------------------------
   Testimonial
   -------------------------------------------------------------------------- */
.testimonial {
  max-width: 720px;
  margin: 0 auto;
  text-align: center;
  padding: 40px 24px;
}

.testimonial__quote {
  position: relative;
  font-size: clamp(18px, 2.2vw, 22px);
  line-height: 1.7;
  color: var(--gray);
  font-style: italic;
  margin: 0 0 24px;
  padding: 0;
  border: none;
}

.testimonial__quote::before {
  content: '"';
  display: block;
  font-size: 48px;
  line-height: 1;
  color: var(--prises-blue);
  font-style: normal;
  margin-bottom: 8px;
}

.testimonial__attribution {
  font-size: 15px;
  color: var(--gray-light);
  margin-bottom: 32px;
}

.testimonial__image {
  max-width: 480px;
  margin: 0 auto;
  border-radius: var(--radius-img);
  box-shadow: var(--shadow);
  overflow: hidden;
}

.testimonial__image img {
  width: 100%;
  height: auto;
  display: block;
}

/* Reviews Collage */
.reviews-collage {
  margin-top: 40px;
  border-radius: var(--radius-img);
  box-shadow: var(--shadow);
  overflow: hidden;
}

.reviews-collage img {
  width: 100%;
  height: auto;
  display: block;
}

/* --------------------------------------------------------------------------
   Video Facade (Lite YouTube Embed)
   -------------------------------------------------------------------------- */
.video-facade {
  position: relative;
  aspect-ratio: 16/9;
  width: 100%;
  border-radius: var(--radius-img);
  overflow: hidden;
  cursor: pointer;
  background: #000;
}

.video-facade__poster {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.video-facade__play {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 72px;
  height: 72px;
  background: var(--prises-blue);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.3);
  transition: transform 0.2s ease;
}

.video-facade__play svg {
  width: 28px;
  height: 28px;
  fill: #fff;
  margin-left: 4px; /* optical centering for triangle */
}

.video-facade:hover .video-facade__play,
.video-facade:focus .video-facade__play {
  transform: translate(-50%, -50%) scale(1.06);
}

.video-facade:focus {
  outline: 3px solid var(--prises-blue);
  outline-offset: 2px;
}

.video-facade iframe {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  border: 0;
}

/* --------------------------------------------------------------------------
   Video Embed (Simple Responsive YouTube Iframe)
   -------------------------------------------------------------------------- */
.video-embed {
  position: relative;
  display: block;
  width: 100%;
  max-width: 100%;
  aspect-ratio: 16/9;
  border-radius: var(--radius-img);
  overflow: hidden;
  background: #000;
  margin: 0;
}

.video-embed iframe {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  border: 0;
  display: block;
}

/* Ensure video fills its column in split layouts */
.split .video-embed {
  width: 100%;
}

/* --------------------------------------------------------------------------
   FAQ Accordion
   -------------------------------------------------------------------------- */
.faq {
  max-width: 800px;
  margin: 0 auto;
}

.faq__item {
  border-bottom: 1px solid var(--line);
}

.faq__item:first-child {
  border-top: 1px solid var(--line);
}

.faq__question {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 20px 0;
  cursor: pointer;
  list-style: none;
}

.faq__question::-webkit-details-marker {
  display: none;
}

.faq__question::after {
  content: '';
  flex-shrink: 0;
  width: 12px;
  height: 12px;
  margin-left: 16px;
  border-right: 2px solid var(--prises-blue);
  border-bottom: 2px solid var(--prises-blue);
  transform: rotate(45deg);
  transition: transform 0.2s ease;
}

.faq__item[open] .faq__question::after {
  transform: rotate(-135deg);
}

.faq__question h3 {
  font-size: 17px;
  font-weight: 600;
  color: var(--ink);
  margin: 0;
  line-height: 1.4;
}

.faq__answer {
  padding: 0 0 20px;
}

.faq__answer p {
  color: var(--gray);
  line-height: 1.7;
  margin: 0;
}

@media (max-width: 767px) {
  .faq__question {
    padding: 16px 0;
  }

  .faq__question h3 {
    font-size: 15px;
  }
}

/* --------------------------------------------------------------------------
   CTA Band
   -------------------------------------------------------------------------- */
.cta-band {
  text-align: center;
}

.cta-band .section__title {
  color: #fff;
}

.cta-band .section__lead {
  color: rgba(255, 255, 255, .85);
}

.cta-band__actions {
  display: flex;
  justify-content: center;
  gap: 16px;
  flex-wrap: wrap;
  margin-top: 32px;
}

/* --------------------------------------------------------------------------
   Placeholder Component
   -------------------------------------------------------------------------- */
.ph {
  margin: 0;
}

.ph__box {
  background: var(--bg-alt);
  border: 2px dashed var(--line);
  border-radius: var(--radius-img);
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  color: var(--gray-light);
  font-size: 14px;
  min-height: 200px;
  padding: 24px;
  line-height: 1.6;
}

/* --------------------------------------------------------------------------
   Global Header / Navigation
   -------------------------------------------------------------------------- */
.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: 56px;
  background: rgba(255, 255, 255, .8);
  backdrop-filter: saturate(180%) blur(20px);
  -webkit-backdrop-filter: saturate(180%) blur(20px);
  z-index: 1000;
  transition: border-color .2s;
  border-bottom: 1px solid transparent;
}

.nav.is-scrolled {
  border-bottom-color: var(--line);
}

.nav__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
}

.nav__logo {
  display: flex;
  align-items: center;
  flex-shrink: 0;
}

.nav__logo img {
  height: 45px;
  width: auto;
}

.nav__menu {
  display: flex;
  align-items: center;
  gap: 32px;
}

.nav__link {
  font-size: 15px;
  font-weight: 400;
  color: var(--ink);
  text-decoration: none;
  transition: color .2s;
  position: relative;
}

.nav__link:hover {
  color: var(--prises-blue);
}

.nav__link--active {
  color: var(--ink);
  font-weight: 600;
}

.nav__link--active::after {
  content: "";
  position: absolute;
  bottom: -4px;
  left: 0;
  right: 0;
  height: 2px;
  background: var(--prises-blue);
}

.nav__cta {
  padding: 10px 22px;
  font-size: 15px;
}

/* Navigation Dropdown */
.nav__dropdown {
  position: relative;
}

.nav__dropdown-trigger {
  display: flex;
  align-items: center;
  gap: 6px;
}

.nav__dropdown-trigger::after {
  content: '';
  width: 6px;
  height: 6px;
  border-right: 1.5px solid currentColor;
  border-bottom: 1.5px solid currentColor;
  transform: rotate(45deg);
  margin-top: -2px;
  transition: transform .2s;
}

.nav__dropdown:hover .nav__dropdown-trigger::after {
  transform: rotate(-135deg);
}

.nav__dropdown-menu {
  position: absolute;
  top: 100%;
  left: 50%;
  transform: translateX(-50%);
  min-width: 220px;
  background: #fff;
  border-radius: 12px;
  box-shadow: 0 8px 32px rgba(0, 0, 0, .12);
  padding: 12px 0;
  opacity: 0;
  visibility: hidden;
  transition: opacity .2s, visibility .2s, transform .2s;
  transform: translateX(-50%) translateY(8px);
  z-index: 100;
  margin-top: 12px;
}

.nav__dropdown-menu::before {
  content: '';
  position: absolute;
  top: -12px;
  left: 0;
  right: 0;
  height: 12px;
}

.nav__dropdown:hover .nav__dropdown-menu {
  opacity: 1;
  visibility: visible;
  transform: translateX(-50%) translateY(0);
}

.nav__dropdown-link {
  display: block;
  padding: 10px 20px;
  font-size: 14px;
  color: var(--ink);
  text-decoration: none;
  transition: background .15s, color .15s;
  white-space: nowrap;
}

.nav__dropdown-link:hover {
  background: var(--prises-blue-tint);
  color: var(--prises-blue);
}

.nav__dropdown-divider {
  height: 1px;
  background: var(--line);
  margin: 8px 16px;
}

.nav__dropdown-link--all {
  font-weight: 500;
  color: var(--prises-blue);
}

.nav__toggle {
  display: none;
  width: 44px;
  height: 44px;
  align-items: center;
  justify-content: center;
  margin-right: -10px;
}

.nav__toggle-icon {
  width: 20px;
  height: 14px;
  position: relative;
}

.nav__toggle-icon span {
  display: block;
  width: 100%;
  height: 2px;
  background: var(--ink);
  position: absolute;
  left: 0;
  transition: .2s;
}

.nav__toggle-icon span:nth-child(1) {
  top: 0;
}

.nav__toggle-icon span:nth-child(2) {
  top: 6px;
}

.nav__toggle-icon span:nth-child(3) {
  top: 12px;
}

.nav__toggle[aria-expanded="true"] .nav__toggle-icon span:nth-child(1) {
  top: 6px;
  transform: rotate(45deg);
}

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

.nav__toggle[aria-expanded="true"] .nav__toggle-icon span:nth-child(3) {
  top: 6px;
  transform: rotate(-45deg);
}

/* Mobile Navigation */
@media (max-width: 859px) {
  .nav__menu {
    display: none;
    position: absolute;
    top: 56px;
    left: 0;
    right: 0;
    background: #fff;
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    padding: 16px 22px 24px;
    border-bottom: 1px solid var(--line);
    box-shadow: 0 8px 24px rgba(0, 0, 0, .08);
    overflow-x: hidden;
  }

  .nav__menu.is-open {
    display: flex;
  }

  .nav__link {
    display: block;
    padding: 12px 0;
    font-size: 17px;
    border-bottom: 1px solid var(--line);
  }

  .nav__link:last-of-type {
    border-bottom: none;
  }

  .nav__link--active::after {
    display: none;
  }

  .nav__cta {
    margin-top: 16px;
    text-align: center;
    justify-content: center;
  }

  .nav__toggle {
    display: flex;
  }

  /* Mobile Dropdown */
  .nav__dropdown {
    border-bottom: 1px solid var(--line);
  }

  .nav__dropdown-trigger {
    display: flex;
    justify-content: space-between;
    width: 100%;
    padding: 12px 0;
    font-size: 17px;
  }

  .nav__dropdown-trigger::after {
    width: 8px;
    height: 8px;
  }

  .nav__dropdown.is-open .nav__dropdown-trigger::after {
    transform: rotate(-135deg);
  }

  .nav__dropdown-menu {
    position: static !important;
    left: auto !important;
    right: auto !important;
    top: auto !important;
    transform: none !important;
    opacity: 1 !important;
    visibility: visible !important;
    box-shadow: none !important;
    background: transparent !important;
    border-radius: 0 !important;
    margin: 0 0 8px !important;
    padding: 0 !important;
    display: none;
    width: 100% !important;
    max-width: 100% !important;
    min-width: 0 !important;
    z-index: auto !important;
  }

  /* Remove desktop hover bridge on mobile */
  .nav__dropdown-menu::before {
    display: none !important;
  }

  .nav__dropdown.is-open .nav__dropdown-menu {
    display: block !important;
  }

  .nav__dropdown-link {
    display: block !important;
    width: 100% !important;
    padding: 12px 0 12px 16px !important;
    font-size: 15px !important;
    color: var(--ink) !important;
    background: transparent !important;
    white-space: normal !important;
    text-align: left !important;
    border-bottom: 1px solid var(--line);
  }

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

  .nav__dropdown-divider {
    display: none !important;
  }

  .nav__dropdown-link--all {
    color: var(--prises-blue) !important;
    font-weight: 500;
  }
}

/* --------------------------------------------------------------------------
   Global Footer
   -------------------------------------------------------------------------- */
.footer {
  padding: clamp(64px, 10vw, 100px) 0 0;
}

.footer__grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr 1.2fr;
  gap: 48px;
}

@media (max-width: 899px) {
  .footer__grid {
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 599px) {
  .footer__grid {
    grid-template-columns: 1fr;
    gap: 40px;
  }
}

.footer__brand {
  max-width: 280px;
}

.footer__logo {
  height: 42px;
  width: auto;
  margin-bottom: 20px;
}

.footer__tagline {
  font-size: 15px;
  color: rgba(255, 255, 255, .7);
  line-height: 1.6;
}

.footer__col-title {
  font-size: 14px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: .04em;
  margin-bottom: 20px;
  color: rgba(255, 255, 255, .5);
}

.footer__links {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.footer__link {
  font-size: 15px;
  color: rgba(255, 255, 255, .8);
  text-decoration: none;
  transition: color .2s;
}

.footer__link:hover {
  color: #fff;
}

.footer__contact-item {
  display: flex;
  gap: 12px;
  margin-bottom: 16px;
  font-size: 15px;
  color: rgba(255, 255, 255, .8);
}

.footer__contact-item a {
  color: rgba(255, 255, 255, .8);
  text-decoration: none;
  transition: color .2s;
}

.footer__contact-item a:hover {
  color: #fff;
}

.footer__contact-icon {
  width: 20px;
  height: 20px;
  flex-shrink: 0;
  opacity: .6;
}

.footer__contact-icon svg {
  width: 20px;
  height: 20px;
  fill: currentColor;
}

.footer__social {
  display: flex;
  gap: 16px;
  margin-top: 24px;
}

.footer__social-link {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: rgba(255, 255, 255, .1);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: .2s;
}

.footer__social-link:hover {
  background: rgba(255, 255, 255, .2);
}

.footer__social-link svg {
  width: 20px;
  height: 20px;
  fill: #fff;
}

.footer__bottom {
  margin-top: clamp(48px, 8vw, 80px);
  padding: 24px 0;
  border-top: 1px solid rgba(255, 255, 255, .1);
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
  font-size: 13px;
  color: rgba(255, 255, 255, .5);
}

.footer__copyright {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 24px;
  align-items: center;
}

.footer__certs {
  color: rgba(255, 255, 255, .4);
}

.footer__bottom-link {
  color: rgba(255, 255, 255, .5);
  text-decoration: none;
  transition: color .2s;
}

.footer__bottom-link:hover {
  color: rgba(255, 255, 255, .8);
}

/* --------------------------------------------------------------------------
   Floating Action Buttons (FAB)
   -------------------------------------------------------------------------- */
.fab {
  position: fixed;
  right: 20px;
  bottom: 20px;
  display: flex;
  flex-direction: column;
  gap: 12px;
  z-index: 999;
}

.fab__btn {
  width: 56px;
  height: 56px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 6px 20px rgba(0, 0, 0, .18);
  transition: .2s;
  text-decoration: none;
}

.fab__btn:hover {
  transform: scale(1.06) translateY(-2px);
}

.fab__btn--whatsapp {
  background: #25D366;
  animation: whatsapp-bounce 2s ease-in-out infinite;
}

@keyframes whatsapp-bounce {
  0%, 100% {
    transform: translateY(0);
    box-shadow: 0 6px 20px rgba(37, 211, 102, .4);
  }
  50% {
    transform: translateY(-8px);
    box-shadow: 0 12px 28px rgba(37, 211, 102, .5);
  }
}

.fab__btn--whatsapp:hover {
  animation: none;
  transform: scale(1.1);
}

.fab__btn--email {
  background: var(--prises-blue);
}

.fab__btn svg {
  width: 26px;
  height: 26px;
  fill: #fff;
}

/* --------------------------------------------------------------------------
   Scroll Reveal Animation
   -------------------------------------------------------------------------- */
.reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity .6s ease, transform .6s ease;
}

.reveal.is-visible {
  opacity: 1;
  transform: none;
}

/* Respect reduced motion preference */
@media (prefers-reduced-motion: reduce) {
  .reveal {
    opacity: 1;
    transform: none;
    transition: none;
  }

  html {
    scroll-behavior: auto;
  }
}

/* --------------------------------------------------------------------------
   Utility: Body padding for fixed nav
   -------------------------------------------------------------------------- */
body {
  padding-top: 56px;
}

/* --------------------------------------------------------------------------
   Hero Section
   -------------------------------------------------------------------------- */
.hero {
  padding-top: clamp(48px, 8vw, 100px);
  padding-bottom: clamp(72px, 11vw, 140px);
}

.hero__content {
  max-width: 560px;
}

.hero__title {
  margin: 16px 0 24px;
}

.hero__lead {
  margin-bottom: 32px;
}

.hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
}

.hero__media {
  width: 100%;
}

@media (max-width: 767px) {
  .hero .split {
    gap: 40px;
  }

  .hero__content {
    max-width: none;
    text-align: center;
  }

  .hero__actions {
    justify-content: center;
  }
}

/* --------------------------------------------------------------------------
   Steps — Vertical Variant
   -------------------------------------------------------------------------- */
.steps--vertical {
  display: flex;
  flex-direction: column;
  gap: 0;
  max-width: 700px;
  margin: 0 auto;
}

.steps--vertical .step {
  display: flex;
  align-items: flex-start;
  gap: 24px;
  text-align: left;
  padding: 24px 0;
  position: relative;
}

.steps--vertical .step:not(:last-child)::after {
  content: "";
  position: absolute;
  left: 28px;
  top: 80px;
  bottom: 0;
  width: 2px;
  background: var(--line);
}

.steps--vertical .step__num {
  flex-shrink: 0;
  margin: 0;
}

.steps--vertical .step__content {
  flex: 1;
  padding-top: 12px;
}

.steps--vertical .step__title {
  margin-bottom: 8px;
}

/* --------------------------------------------------------------------------
   Checklist Component
   -------------------------------------------------------------------------- */
.checklist {
  max-width: 700px;
  margin: 0 auto;
}

.checklist__list {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.checklist__item {
  display: flex;
  align-items: flex-start;
  gap: 16px;
  font-size: 18px;
  line-height: 1.5;
}

.checklist__icon {
  flex-shrink: 0;
  width: 28px;
  height: 28px;
  background: var(--prises-blue-tint);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
}

.checklist__icon svg {
  width: 16px;
  height: 16px;
  stroke: var(--prises-blue);
}

.checklist__text {
  padding-top: 2px;
}

/* --------------------------------------------------------------------------
   Contact Page — Form
   -------------------------------------------------------------------------- */
.contact-split {
  align-items: flex-start;
}

.form {
  background: var(--bg-alt);
  border-radius: var(--radius-card);
  padding: clamp(24px, 5vw, 40px);
}

.form__group {
  margin-bottom: 20px;
}

.form__group:last-child {
  margin-bottom: 0;
  margin-top: 28px;
}

.form__label {
  display: block;
  font-size: 15px;
  font-weight: 500;
  margin-bottom: 8px;
  color: var(--ink);
}

.form__required {
  color: var(--prises-blue);
}

.form__input {
  width: 100%;
  padding: 14px 16px;
  font-size: 16px;
  border: 1.5px solid var(--line);
  border-radius: 12px;
  background: #fff;
  color: var(--ink);
  transition: border-color .2s, box-shadow .2s;
}

.form__input:focus {
  outline: none;
  border-color: var(--prises-blue);
  box-shadow: 0 0 0 3px var(--prises-blue-tint);
}

.form__input::placeholder {
  color: var(--gray-light);
}

.form__input.is-invalid {
  border-color: #E53935;
}

.form__textarea {
  resize: vertical;
  min-height: 120px;
}

.form__error {
  display: block;
  font-size: 13px;
  color: #E53935;
  margin-top: 6px;
  min-height: 18px;
}

.form__success {
  background: var(--prises-blue-tint);
  color: var(--prises-blue-deep);
  padding: 16px 20px;
  border-radius: 12px;
  margin-top: 20px;
  text-align: center;
  font-weight: 500;
}

.form__error-msg {
  background: #FFEBEE;
  color: #C62828;
  padding: 16px 20px;
  border-radius: 12px;
  margin-top: 20px;
  text-align: center;
}

.form__error-msg a {
  color: inherit;
  font-weight: 600;
}

/* --------------------------------------------------------------------------
   Contact Page — Contact Info Card
   -------------------------------------------------------------------------- */
.contact-info {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius-card);
  padding: clamp(24px, 5vw, 40px);
  box-shadow: var(--shadow);
}

.contact-info__title {
  font-size: 24px;
  font-weight: 600;
  margin-bottom: 28px;
}

.contact-info__item {
  display: flex;
  gap: 16px;
  margin-bottom: 24px;
}

.contact-info__icon {
  flex-shrink: 0;
  width: 44px;
  height: 44px;
  background: var(--prises-blue-tint);
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.contact-info__icon svg {
  width: 22px;
  height: 22px;
  stroke: var(--prises-blue);
  fill: none;
}

.contact-info__icon svg[fill="currentColor"] {
  fill: var(--prises-blue);
  stroke: none;
}

.contact-info__content {
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.contact-info__label {
  font-size: 13px;
  color: var(--gray);
  margin-bottom: 4px;
}

.contact-info__value {
  font-size: 16px;
  color: var(--ink);
  text-decoration: none;
  line-height: 1.4;
}

a.contact-info__value:hover {
  color: var(--prises-blue);
}

.contact-info__social {
  margin-top: 32px;
  padding-top: 24px;
  border-top: 1px solid var(--line);
}

.contact-info__social .contact-info__label {
  margin-bottom: 16px;
}

.contact-info__social-links {
  display: flex;
  gap: 12px;
}

.contact-info__social-link {
  width: 44px;
  height: 44px;
  border-radius: 12px;
  background: var(--bg-alt);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: .2s;
}

.contact-info__social-link:hover {
  background: var(--prises-blue-tint);
}

.contact-info__social-link svg {
  width: 22px;
  height: 22px;
  fill: var(--gray);
  transition: fill .2s;
}

.contact-info__social-link:hover svg {
  fill: var(--prises-blue);
}

/* --------------------------------------------------------------------------
   Breadcrumb Navigation
   -------------------------------------------------------------------------- */
.breadcrumb {
  padding: 16px 0;
  border-bottom: 1px solid var(--line);
  background: var(--bg);
}

.breadcrumb__list {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  font-size: 14px;
}

.breadcrumb__item {
  display: flex;
  align-items: center;
  gap: 8px;
  color: var(--gray);
}

.breadcrumb__item a {
  color: var(--gray);
  text-decoration: none;
  transition: color .2s;
}

.breadcrumb__item a:hover {
  color: var(--prises-blue);
}

.breadcrumb__item:not(:last-child)::after {
  content: "›";
  color: var(--gray-light);
}

.breadcrumb__item--current {
  color: var(--ink);
  font-weight: 500;
}

/* --------------------------------------------------------------------------
   Certification Line
   -------------------------------------------------------------------------- */
.cert-line {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 14px;
  font-weight: 500;
  color: var(--prises-blue);
  background: var(--prises-blue-tint);
  padding: 8px 16px;
  border-radius: 980px;
  margin: 16px 0 24px;
}

/* --------------------------------------------------------------------------
   Product Groups (category pages)
   -------------------------------------------------------------------------- */
.product-groups {
  display: flex;
  flex-direction: column;
  gap: 32px;
  margin-top: 48px;
}

.product-group {
  background: var(--surface);
  border-radius: var(--radius-lg);
  padding: 32px;
  box-shadow: var(--shadow-card);
}

.product-group__title {
  font-size: 20px;
  font-weight: 600;
  color: var(--ink);
  margin-bottom: 16px;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--line);
}

.product-group__content {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.product-group__text {
  font-size: 16px;
  line-height: 1.6;
  color: var(--ink);
}

.product-group__text strong {
  font-weight: 600;
}

.product-group__note {
  font-size: 14px;
  line-height: 1.5;
  color: var(--gray);
  padding-top: 8px;
  border-top: 1px dashed var(--line);
  margin-top: 4px;
}

@media (min-width: 768px) {
  .product-groups {
    gap: 24px;
  }

  .product-group {
    padding: 40px;
  }

  .product-group__title {
    font-size: 22px;
  }
}