:root {
  --blue: #0b8fd3;
  --blue-dark: #075b89;
  --green: #27964a;
  --green-dark: #137032;
  --ink: #17212b;
  --muted: #5f6f7d;
  --line: #dbe8ef;
  --soft: #f3f8fb;
  --white: #ffffff;
  --shadow: 0 14px 34px rgba(16, 55, 82, 0.12);
  --radius: 8px;
  --ease: cubic-bezier(0.22, 1, 0.36, 1);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  color: var(--ink);
  background: var(--white);
  font-family: Inter, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  line-height: 1.55;
  animation: pageFade 520ms var(--ease) both;
}

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

a {
  color: inherit;
  text-decoration: none;
}

.topbar {
  background: var(--blue-dark);
  color: var(--white);
  font-size: 0.92rem;
  animation: slideDown 520ms var(--ease) both;
}

.topbar .wrap,
.nav .wrap,
.wrap {
  width: min(1160px, calc(100% - 32px));
  margin: 0 auto;
}

.topbar .wrap {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  padding: 8px 0;
  flex-wrap: wrap;
}

.nav {
  position: sticky;
  top: 0;
  z-index: 20;
  background: rgba(255, 255, 255, 0.96);
  border-bottom: 1px solid var(--line);
  backdrop-filter: blur(14px);
  animation: slideDown 640ms var(--ease) both;
}

.nav .wrap {
  min-height: 92px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
}

.brand {
  display: inline-flex;
  align-items: center;
  flex: 0 0 auto;
  font-weight: 800;
  letter-spacing: 0;
}

.brand-logo {
  width: min(190px, 42vw);
  height: auto;
  max-height: 86px;
  object-fit: contain;
  transition: transform 220ms ease;
}

.brand:hover .brand-logo {
  transform: translateY(-1px);
}

.brand-mark {
  width: 46px;
  height: 46px;
  display: grid;
  place-items: center;
  border-radius: 50%;
  color: var(--white);
  background: linear-gradient(135deg, var(--blue), var(--green));
  font-weight: 900;
}

.brand small {
  display: block;
  color: var(--muted);
  font-size: 0.78rem;
  font-weight: 700;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 4px;
}

.nav-links a {
  padding: 10px 11px;
  color: #27404f;
  font-weight: 700;
  font-size: 0.94rem;
  transition: color 180ms ease, background 180ms ease;
}

.nav-links a:hover,
.nav-links a.active {
  color: var(--blue-dark);
}

.btn,
button {
  border: 0;
  border-radius: var(--radius);
  padding: 12px 16px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  min-height: 44px;
  font-weight: 800;
  cursor: pointer;
  color: var(--white);
  background: var(--green);
  box-shadow: 0 10px 20px rgba(39, 150, 74, 0.18);
  transform: translateY(0);
  transition: transform 180ms ease, box-shadow 180ms ease, background 180ms ease, border-color 180ms ease;
}

.btn:hover,
button:hover {
  background: var(--green-dark);
  transform: translateY(-2px);
  box-shadow: 0 14px 26px rgba(39, 150, 74, 0.24);
}

.btn:active,
button:active {
  transform: translateY(0);
}

.btn.secondary {
  background: var(--blue);
  box-shadow: 0 10px 20px rgba(11, 143, 211, 0.18);
}

.btn.secondary:hover {
  background: var(--blue-dark);
  box-shadow: 0 14px 26px rgba(11, 143, 211, 0.24);
}

.btn.outline {
  color: var(--blue-dark);
  background: var(--white);
  border: 1px solid var(--line);
  box-shadow: none;
}

.btn.outline:hover {
  border-color: rgba(11, 143, 211, 0.35);
  box-shadow: 0 10px 22px rgba(16, 55, 82, 0.1);
}

.menu-button {
  display: none;
  background: var(--blue);
  width: 46px;
  padding: 0;
}

.hero {
  min-height: calc(100svh - 118px);
  display: grid;
  align-items: center;
  position: relative;
  overflow: hidden;
  background:
    linear-gradient(90deg, rgba(255,255,255,0.96) 0%, rgba(255,255,255,0.86) 45%, rgba(255,255,255,0.48) 100%),
    url("assets/photos/hdpe-tarpaulin.jpg") center / cover;
}

.hero .wrap {
  padding: 82px 0 70px;
  animation: heroRise 780ms var(--ease) 120ms both;
}

.eyebrow {
  color: var(--green-dark);
  font-weight: 900;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  font-size: 0.78rem;
}

h1,
h2,
h3 {
  line-height: 1.12;
  letter-spacing: 0;
}

h1 {
  max-width: 780px;
  margin: 12px 0 16px;
  font-size: clamp(2.35rem, 6vw, 4.95rem);
}

h2 {
  margin: 0 0 12px;
  font-size: clamp(1.8rem, 3.2vw, 2.75rem);
}

h3 {
  margin: 0 0 8px;
  font-size: 1.18rem;
}

.hero p {
  max-width: 720px;
  color: #334854;
  font-size: clamp(1.04rem, 2vw, 1.28rem);
}

.actions {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
  margin-top: 28px;
}

.trust-strip {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1px;
  background: var(--line);
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.trust-strip div {
  background: var(--white);
  padding: 18px 24px;
  text-align: center;
  font-weight: 800;
  color: #284352;
}

.trust-strip div,
.chip {
  transition: transform 180ms ease, border-color 180ms ease, box-shadow 180ms ease;
}

.trust-strip div:hover,
.chip:hover {
  transform: translateY(-2px);
  border-color: rgba(11, 143, 211, 0.28);
  box-shadow: 0 12px 24px rgba(16, 55, 82, 0.08);
}

.section {
  padding: 78px 0;
}

.section.soft {
  background: var(--soft);
}

.section-head {
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 22px;
  margin-bottom: 28px;
}

.section-head p {
  max-width: 650px;
  color: var(--muted);
  margin: 0;
}

.grid {
  display: grid;
  gap: 22px;
}

.product-grid {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.card {
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow);
  transition: transform 220ms ease, box-shadow 220ms ease, border-color 220ms ease;
}

.card:hover {
  transform: translateY(-5px);
  border-color: rgba(11, 143, 211, 0.28);
  box-shadow: 0 18px 38px rgba(16, 55, 82, 0.16);
}

.product-card img,
.gallery-card img {
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
  transition: transform 420ms var(--ease), filter 420ms ease;
}

.product-card:hover img,
.gallery-card:hover img {
  transform: scale(1.035);
  filter: saturate(1.04);
}

.card-body {
  padding: 18px;
}

.card-body p {
  color: var(--muted);
  margin: 0 0 16px;
}

.mini-actions {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
}

.mini-actions .btn {
  min-height: 40px;
  padding: 10px 12px;
  font-size: 0.9rem;
}

.feature-grid {
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

.feature {
  padding: 20px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--white);
  transition: transform 220ms ease, box-shadow 220ms ease, border-color 220ms ease;
}

.feature:hover {
  transform: translateY(-4px);
  border-color: rgba(39, 150, 74, 0.26);
  box-shadow: 0 14px 30px rgba(16, 55, 82, 0.1);
}

.feature svg {
  width: 30px;
  height: 30px;
  color: var(--green);
  margin-bottom: 12px;
}

.about-value-grid {
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

.about-value {
  position: relative;
  overflow: hidden;
  min-height: 100%;
  padding: 22px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--white);
  box-shadow: var(--shadow);
  transition: transform 220ms ease, box-shadow 220ms ease, border-color 220ms ease;
}

.about-value:hover {
  transform: translateY(-4px);
  border-color: rgba(11, 143, 211, 0.26);
  box-shadow: 0 18px 38px rgba(16, 55, 82, 0.14);
}

.about-value::before {
  content: "";
  position: absolute;
  inset: 0 0 auto;
  height: 5px;
  background: linear-gradient(90deg, var(--blue), var(--green));
}

.value-icon {
  width: 44px;
  height: 44px;
  display: inline-grid;
  place-items: center;
  margin-bottom: 16px;
  border-radius: 50%;
  color: var(--white);
  background: var(--blue);
  font-weight: 900;
  font-size: 1rem;
}

.about-value:nth-child(even) .value-icon {
  background: var(--green);
}

.about-value p {
  color: var(--muted);
  margin: 0 0 14px;
}

.value-list {
  display: grid;
  gap: 8px;
  padding: 14px 0 0;
  margin: 0;
  list-style: none;
  border-top: 1px solid var(--line);
}

.value-list li {
  position: relative;
  padding-left: 18px;
  color: #284352;
  font-weight: 700;
  font-size: 0.92rem;
}

.value-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.68em;
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--green);
}

.chips {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.chip {
  padding: 10px 13px;
  border-radius: 999px;
  border: 1px solid var(--line);
  background: var(--white);
  color: #284352;
  font-weight: 750;
}

.cta-band {
  color: var(--white);
  background:
    linear-gradient(90deg, rgba(7,91,137,0.96), rgba(39,150,74,0.88)),
    url("assets/photos/hdpe-pond-liner.jpg") center / cover;
}

.cta-band p {
  max-width: 760px;
  color: rgba(255,255,255,0.9);
}

.split {
  display: grid;
  grid-template-columns: 1fr 0.95fr;
  gap: 34px;
  align-items: start;
}

.panel {
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 22px;
  box-shadow: var(--shadow);
  transition: transform 220ms ease, box-shadow 220ms ease, border-color 220ms ease;
}

.panel:hover {
  border-color: rgba(11, 143, 211, 0.22);
  box-shadow: 0 18px 38px rgba(16, 55, 82, 0.14);
}

.form-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
}

label {
  display: grid;
  gap: 6px;
  color: #31495a;
  font-size: 0.9rem;
  font-weight: 800;
}

input,
select,
textarea {
  width: 100%;
  border: 1px solid #cddde7;
  border-radius: var(--radius);
  padding: 12px 12px;
  min-height: 44px;
  font: inherit;
  color: var(--ink);
  background: var(--white);
  transition: border-color 180ms ease, box-shadow 180ms ease;
}

input:focus,
select:focus,
textarea:focus {
  outline: 0;
  border-color: var(--blue);
  box-shadow: 0 0 0 4px rgba(11, 143, 211, 0.12);
}

textarea {
  min-height: 104px;
  resize: vertical;
}

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

.page-hero {
  color: var(--white);
  background:
    linear-gradient(90deg, rgba(7,91,137,0.94), rgba(23,33,43,0.58)),
    var(--page-hero-image, url("assets/photos/pvc-tarpaulin.jpg")) center / cover;
}

.product-page-hero {
  background:
    linear-gradient(90deg, rgba(7,91,137,0.94) 0%, rgba(23,33,43,0.64) 56%, rgba(23,33,43,0.34) 100%),
    var(--page-hero-image) center / cover;
}

.page-hero .wrap {
  padding: 72px 0;
  animation: heroRise 720ms var(--ease) 100ms both;
}

.page-hero p {
  max-width: 760px;
  color: rgba(255,255,255,0.9);
  font-size: 1.12rem;
}

.detail-visual {
  width: 100%;
  aspect-ratio: 16 / 10;
  object-fit: cover;
  border-radius: var(--radius);
  border: 1px solid var(--line);
  box-shadow: var(--shadow);
  transition: transform 300ms var(--ease), box-shadow 300ms ease;
}

.detail-visual:hover {
  transform: translateY(-3px);
  box-shadow: 0 18px 38px rgba(16, 55, 82, 0.16);
}

.list {
  display: grid;
  gap: 10px;
  padding: 0;
  margin: 14px 0 0;
  list-style: none;
}

.list li {
  display: flex;
  gap: 10px;
}

.list li::before {
  content: "";
  width: 9px;
  height: 9px;
  margin-top: 8px;
  flex: 0 0 auto;
  border-radius: 50%;
  background: var(--green);
}

.spec-table {
  width: 100%;
  border-collapse: collapse;
  overflow: hidden;
  border-radius: var(--radius);
  border: 1px solid var(--line);
}

.spec-table th,
.spec-table td {
  padding: 13px;
  border-bottom: 1px solid var(--line);
  text-align: left;
  vertical-align: top;
}

.spec-table th {
  width: 35%;
  background: var(--soft);
}

.gallery-grid {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.project-gallery-section {
  overflow: hidden;
}

.gallery-carousel {
  position: relative;
  overflow: hidden;
  min-height: clamp(320px, 46vw, 520px);
  margin-bottom: 22px;
  border-radius: var(--radius);
  border: 1px solid rgba(11, 143, 211, 0.18);
  background: #102636;
  box-shadow: var(--shadow);
}

.gallery-carousel-track,
.gallery-carousel-slide {
  position: absolute;
  inset: 0;
}

.gallery-carousel-slide {
  display: block;
  width: 100%;
  min-height: 100%;
  padding: 0;
  border-radius: 0;
  background: #102636;
  box-shadow: none;
  opacity: 0;
  pointer-events: none;
  transform: scale(1.02);
  transition: opacity 640ms var(--ease), transform 900ms var(--ease);
}

.gallery-carousel-slide.active {
  opacity: 1;
  pointer-events: auto;
  transform: scale(1);
}

.gallery-carousel-slide img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.gallery-carousel-slide::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(16, 38, 54, 0.05), rgba(16, 38, 54, 0.78));
}

.gallery-carousel-slide span {
  position: absolute;
  left: clamp(18px, 4vw, 42px);
  right: clamp(18px, 4vw, 42px);
  bottom: clamp(22px, 4vw, 42px);
  z-index: 1;
  display: grid;
  gap: 7px;
  color: var(--white);
  text-align: left;
}

.gallery-carousel-slide em,
.gallery-caption em {
  font-style: normal;
  font-size: 0.78rem;
  font-weight: 900;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.gallery-carousel-slide strong {
  max-width: 780px;
  font-size: clamp(1.55rem, 3.4vw, 3rem);
  line-height: 1.08;
}

.gallery-carousel-controls {
  position: absolute;
  right: 22px;
  bottom: 22px;
  z-index: 2;
  display: flex;
  align-items: center;
  gap: 10px;
}

.gallery-carousel-controls > button,
.gallery-lightbox-arrow,
.gallery-lightbox-close {
  width: 42px;
  min-height: 42px;
  padding: 0;
  border-radius: 50%;
  color: var(--white);
  background: rgba(255, 255, 255, 0.18);
  border: 1px solid rgba(255, 255, 255, 0.36);
  box-shadow: none;
  backdrop-filter: blur(8px);
}

.gallery-carousel-controls > button:hover,
.gallery-lightbox-arrow:hover,
.gallery-lightbox-close:hover {
  background: var(--blue);
}

.gallery-carousel-dots {
  display: flex;
  gap: 7px;
  padding: 9px 10px;
  border: 1px solid rgba(255,255,255,0.24);
  border-radius: 999px;
  background: rgba(16, 38, 54, 0.42);
  backdrop-filter: blur(8px);
}

.gallery-carousel-dots button {
  width: 9px;
  height: 9px;
  min-height: 9px;
  padding: 0;
  border-radius: 999px;
  background: rgba(255,255,255,0.55);
  box-shadow: none;
}

.gallery-carousel-dots button.active {
  width: 26px;
  background: var(--white);
}

.gallery-mosaic {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  grid-auto-rows: 176px;
  gap: 14px;
}

.home-gallery {
  margin-top: 22px;
}

.full-gallery {
  grid-auto-rows: 190px;
}

.gallery-tile {
  position: relative;
  display: block;
  overflow: hidden;
  min-height: 0;
  padding: 0;
  border: 1px solid rgba(219, 232, 239, 0.95);
  border-radius: var(--radius);
  background: var(--white);
  box-shadow: 0 12px 26px rgba(16, 55, 82, 0.1);
}

.gallery-tile.wide {
  grid-column: span 2;
}

.gallery-tile.tall {
  grid-row: span 2;
}

.gallery-tile img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 520ms var(--ease), filter 520ms ease;
}

.gallery-tile::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, transparent 42%, rgba(16, 38, 54, 0.78));
  opacity: 0.92;
}

.gallery-tile:hover img {
  transform: scale(1.045);
  filter: saturate(1.04);
}

.gallery-caption {
  position: absolute;
  left: 14px;
  right: 14px;
  bottom: 13px;
  z-index: 1;
  display: grid;
  gap: 4px;
  color: var(--white);
  text-align: left;
}

.gallery-caption strong {
  font-size: 0.98rem;
  line-height: 1.2;
}

.gallery-caption em {
  color: rgba(255,255,255,0.78);
}

.gallery-lightbox {
  position: fixed;
  inset: 0;
  z-index: 80;
  display: grid;
  place-items: center;
  padding: clamp(16px, 4vw, 44px);
  background: rgba(8, 21, 31, 0.88);
  opacity: 0;
  pointer-events: none;
  transition: opacity 240ms ease;
}

.gallery-lightbox.open {
  opacity: 1;
  pointer-events: auto;
}

.lightbox-open {
  overflow: hidden;
}

.gallery-lightbox figure {
  width: min(1060px, 100%);
  max-height: calc(100svh - 88px);
  margin: 0;
  display: grid;
  gap: 12px;
}

.gallery-lightbox img {
  width: 100%;
  max-height: calc(100svh - 160px);
  object-fit: contain;
  border-radius: var(--radius);
  background: #102636;
  box-shadow: 0 24px 70px rgba(0, 0, 0, 0.34);
}

.gallery-lightbox figcaption {
  display: flex;
  justify-content: space-between;
  gap: 14px;
  color: var(--white);
  font-weight: 800;
}

.gallery-lightbox figcaption span {
  color: rgba(255,255,255,0.72);
}

.gallery-lightbox-close {
  position: absolute;
  top: 18px;
  right: 18px;
  font-size: 1.6rem;
}

.gallery-lightbox-arrow {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  font-size: 1.8rem;
}

.gallery-lightbox-arrow:hover {
  transform: translateY(-50%);
}

.gallery-lightbox-arrow.previous {
  left: 18px;
}

.gallery-lightbox-arrow.next {
  right: 18px;
}

.map {
  border: 0;
  width: 100%;
  min-height: 360px;
  border-radius: var(--radius);
}

.testimonials-section {
  overflow: hidden;
}

.testimonial-slider {
  position: relative;
  display: grid;
  gap: 18px;
}

.testimonial-track {
  position: relative;
  min-height: 250px;
}

.testimonial-card {
  position: absolute;
  inset: 0;
  display: grid;
  align-content: center;
  gap: 22px;
  padding: clamp(24px, 4vw, 42px);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background:
    linear-gradient(135deg, rgba(255,255,255,0.98), rgba(255,255,255,0.92)),
    url("assets/photos/hdpe-tarpaulin.jpg") center / cover;
  box-shadow: var(--shadow);
  opacity: 0;
  pointer-events: none;
  transform: translateX(28px);
  transition: opacity 520ms var(--ease), transform 520ms var(--ease);
}

.testimonial-card.active {
  opacity: 1;
  pointer-events: auto;
  transform: translateX(0);
}

.testimonial-card::before {
  content: "“";
  position: absolute;
  top: 12px;
  right: 26px;
  color: rgba(11, 143, 211, 0.16);
  font-size: 8rem;
  line-height: 1;
  font-weight: 900;
}

.quote {
  position: relative;
  z-index: 1;
  max-width: 860px;
  margin: 0;
  color: #233846;
  font-size: clamp(1.15rem, 2.1vw, 1.55rem);
  font-weight: 750;
  line-height: 1.45;
}

.testimonial-person {
  position: relative;
  z-index: 1;
  display: grid;
  gap: 2px;
  color: var(--blue-dark);
}

.testimonial-person span {
  color: var(--muted);
  font-weight: 700;
}

.testimonial-controls {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 16px;
}

.testimonial-arrow {
  width: 44px;
  min-height: 44px;
  padding: 0;
  border-radius: 50%;
  font-size: 1.6rem;
  line-height: 1;
  background: var(--white);
  color: var(--blue-dark);
  border: 1px solid var(--line);
  box-shadow: none;
}

.testimonial-arrow:hover {
  color: var(--white);
  background: var(--blue);
}

.testimonial-dots {
  display: flex;
  gap: 8px;
}

.testimonial-dot {
  width: 10px;
  height: 10px;
  min-height: 10px;
  padding: 0;
  border-radius: 999px;
  background: #bfd8e7;
  box-shadow: none;
  transition: width 220ms ease, background 220ms ease, transform 220ms ease;
}

.testimonial-dot.active {
  width: 28px;
  background: var(--green);
}

.footer {
  background: #102636;
  color: var(--white);
  padding: 44px 0 92px;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.3fr 0.75fr 1fr;
  gap: 28px;
}

.footer a,
.footer p {
  color: rgba(255,255,255,0.78);
}

.footer-links {
  display: grid;
  gap: 7px;
}

.float-actions {
  position: fixed;
  right: 18px;
  bottom: 18px;
  z-index: 30;
  display: grid;
  gap: 10px;
}

.float-actions .btn {
  border-radius: 999px;
  animation: floatIn 700ms var(--ease) 420ms both;
}

.mobile-call {
  display: none;
}

.reveal {
  opacity: 0;
  transform: translateY(22px);
  transition:
    opacity 620ms var(--ease),
    transform 620ms var(--ease),
    box-shadow 220ms ease,
    border-color 220ms ease;
  transition-delay: var(--reveal-delay, 0ms);
  will-change: opacity, transform;
}

.reveal.is-visible {
  opacity: 1;
  transform: translateY(0);
}

.reveal.is-visible.card:hover {
  transform: translateY(-5px);
}

.reveal.is-visible.gallery-tile:hover {
  transform: translateY(-2px);
}

.reveal.is-visible.feature:hover,
.reveal.is-visible.about-value:hover {
  transform: translateY(-4px);
}

.reveal.is-visible.detail-visual:hover {
  transform: translateY(-3px);
}

.trust-strip div.reveal.is-visible:hover,
.chip.reveal.is-visible:hover {
  transform: translateY(-2px);
}

@keyframes pageFade {
  from { opacity: 0; }
  to { opacity: 1; }
}

@keyframes slideDown {
  from {
    opacity: 0;
    transform: translateY(-12px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes heroRise {
  from {
    opacity: 0;
    transform: translateY(18px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes floatIn {
  from {
    opacity: 0;
    transform: translateY(16px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.001ms !important;
    animation-iteration-count: 1 !important;
    scroll-behavior: auto !important;
    transition-duration: 0.001ms !important;
  }

  .reveal {
    opacity: 1;
    transform: none;
  }
}

@media (max-width: 940px) {
  .menu-button {
    display: inline-flex;
  }

  .nav-links {
    position: absolute;
    left: 0;
    right: 0;
    top: 92px;
    display: none;
    padding: 12px 16px 18px;
    background: var(--white);
    border-bottom: 1px solid var(--line);
    box-shadow: var(--shadow);
  }

  .nav-links.open {
    display: grid;
  }

  .nav-links a,
  .nav-links .btn {
    width: 100%;
    justify-content: flex-start;
  }

  .product-grid,
  .feature-grid,
  .about-value-grid,
  .gallery-grid,
  .gallery-mosaic,
  .split,
  .footer-grid {
    grid-template-columns: 1fr 1fr;
  }

  .gallery-carousel {
    min-height: 390px;
  }

  .gallery-mosaic {
    grid-auto-rows: 180px;
  }

  .split {
    gap: 24px;
  }
}

@media (max-width: 680px) {
  .topbar .wrap {
    font-size: 0.82rem;
  }

  .brand {
    max-width: calc(100% - 58px);
  }

  .brand-logo {
    width: min(156px, 52vw);
    max-height: 74px;
  }

  .hero {
    min-height: auto;
    background:
      linear-gradient(180deg, rgba(255,255,255,0.98), rgba(255,255,255,0.84)),
      url("assets/photos/hdpe-tarpaulin.jpg") center / cover;
  }

  .hero .wrap,
  .section,
  .page-hero .wrap {
    padding: 54px 0;
  }

  .trust-strip,
  .product-grid,
  .feature-grid,
  .about-value-grid,
  .gallery-grid,
  .gallery-mosaic,
  .split,
  .form-grid,
  .footer-grid {
    grid-template-columns: 1fr;
  }

  .gallery-carousel {
    min-height: 420px;
  }

  .gallery-carousel-controls {
    left: 14px;
    right: 14px;
    bottom: 14px;
    justify-content: space-between;
  }

  .gallery-carousel-dots {
    max-width: 52vw;
    overflow: hidden;
  }

  .gallery-mosaic,
  .full-gallery {
    grid-auto-rows: 260px;
  }

  .gallery-tile.wide,
  .gallery-tile.tall {
    grid-column: auto;
    grid-row: auto;
  }

  .gallery-lightbox {
    padding: 58px 12px 20px;
  }

  .gallery-lightbox figure {
    max-height: calc(100svh - 88px);
  }

  .gallery-lightbox img {
    max-height: calc(100svh - 170px);
  }

  .gallery-lightbox figcaption {
    display: grid;
  }

  .gallery-lightbox-arrow {
    top: auto;
    bottom: 18px;
    transform: none;
  }

  .gallery-lightbox-arrow:hover {
    transform: none;
  }

  .gallery-lightbox-arrow.previous {
    left: 18px;
  }

  .gallery-lightbox-arrow.next {
    right: 18px;
  }

  .section-head {
    display: block;
  }

  .actions .btn,
  .mini-actions .btn {
    width: 100%;
  }

  .float-actions {
    left: 12px;
    right: 12px;
    bottom: 12px;
    grid-template-columns: 1fr 1fr;
  }

  .float-actions .btn {
    border-radius: var(--radius);
    padding: 10px;
    font-size: 0.9rem;
  }

  .testimonial-track {
    min-height: 360px;
  }

  .testimonial-card {
    align-content: start;
  }

  .mobile-call {
    display: inline-flex;
  }
}