:root {
  --colour-white: #ffffff;
  --colour-blue: #0b6fbf;
  --colour-blue-dark: #064f8f;
  --colour-blue-soft: #e8f4ff;
  --colour-grey-900: #1f2933;
  --colour-grey-700: #3e4c59;
  --colour-grey-500: #6b7785;
  --colour-grey-100: #f4f7fa;
  --colour-border: #d9e3ec;
  --shadow-soft: 0 18px 50px rgba(31, 41, 51, 0.12);
  --shadow-card: 0 10px 28px rgba(31, 41, 51, 0.08);
  --radius: 8px;
  --header-height: 82px;
  --container: 1160px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  scroll-padding-top: var(--header-height);
}

body {
  margin: 0;
  font-family: "Inter", Arial, sans-serif;
  color: var(--colour-grey-900);
  background: var(--colour-white);
  line-height: 1.6;
}

body.nav-open {
  overflow: hidden;
}

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

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

button,
input,
textarea {
  font: inherit;
}

.container {
  width: min(100% - 40px, var(--container));
  margin-inline: auto;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 1000;
  background: rgba(255, 255, 255, 0.94);
  border-bottom: 1px solid rgba(217, 227, 236, 0.8);
  backdrop-filter: blur(18px);
  transition: box-shadow 180ms ease, border-color 180ms ease;
}

.site-header.is-scrolled {
  border-color: transparent;
  box-shadow: 0 10px 30px rgba(31, 41, 51, 0.09);
}

.navbar {
  width: min(100% - 40px, var(--container));
  min-height: var(--header-height);
  margin-inline: auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  color: var(--colour-grey-900);
  line-height: 1.1;
  flex: 0 0 auto;
  min-width: 0;
}

.brand-logo {
  display: block;
  width: 230px;
  height: auto;
  object-fit: contain;
}

.brand-mark {
  display: grid;
  place-items: center;
  width: 46px;
  height: 46px;
  border-radius: var(--radius);
  color: var(--colour-white);
  background: linear-gradient(135deg, var(--colour-blue), var(--colour-blue-dark));
  font-size: 0.74rem;
  font-weight: 800;
  letter-spacing: 0;
}

.brand strong,
.brand small {
  display: block;
}

.brand strong {
  font-size: 1rem;
}

.brand small {
  color: var(--colour-blue);
  font-weight: 700;
}

.nav-menu {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: clamp(18px, 2.2vw, 30px);
  color: var(--colour-grey-700);
  font-size: 0.95rem;
  font-weight: 600;
  flex: 1 1 auto;
}

.nav-menu a {
  position: relative;
  padding-block: 8px;
}

.nav-menu a::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  height: 2px;
  background: var(--colour-blue);
  transform: scaleX(0);
  transform-origin: center;
  transition: transform 180ms ease;
}

.nav-menu a:hover::after,
.nav-menu a:focus-visible::after {
  transform: scaleX(1);
}

.nav-toggle {
  display: none;
  width: 44px;
  height: 44px;
  border: 1px solid var(--colour-border);
  border-radius: var(--radius);
  background: var(--colour-white);
  cursor: pointer;
}

.nav-toggle span {
  display: block;
  width: 20px;
  height: 2px;
  margin: 5px auto;
  background: var(--colour-grey-900);
  transition: transform 180ms ease, opacity 180ms ease;
}

.nav-toggle.is-active span:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}

.nav-toggle.is-active span:nth-child(2) {
  opacity: 0;
}

.nav-toggle.is-active span:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

.nav-cta {
  flex: 0 0 auto;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 46px;
  padding: 11px 20px;
  border-radius: var(--radius);
  color: var(--colour-white);
  background: var(--colour-blue);
  font-weight: 700;
  transition: background 180ms ease, transform 180ms ease;
}

.nav-cta:hover,
.nav-cta:focus-visible {
  background: var(--colour-blue-dark);
  transform: translateY(-1px);
}

.section {
  padding: 92px 0;
}

.section-muted {
  background: var(--colour-grey-100);
}

#why {
  position: relative;
  overflow: hidden;
  background:
    linear-gradient(180deg, rgba(232, 244, 255, 0.68) 0%, rgba(255, 255, 255, 0.97) 48%, rgba(232, 244, 255, 0.42) 100%);
}

#why::before,
#why::after {
  content: "";
  position: absolute;
  top: 18%;
  width: 280px;
  height: 440px;
  opacity: 0.07;
  pointer-events: none;
  background:
    radial-gradient(ellipse at 50% 28%, transparent 30%, var(--colour-blue) 31%, transparent 34%),
    radial-gradient(ellipse at 50% 48%, transparent 30%, var(--colour-blue) 31%, transparent 34%),
    radial-gradient(ellipse at 50% 68%, transparent 30%, var(--colour-blue) 31%, transparent 34%);
  background-size: 240px 120px;
}

#why::before {
  left: -150px;
}

#why::after {
  right: -150px;
  transform: scaleX(-1);
}

#why > .container {
  position: relative;
  z-index: 1;
}

#why .section-heading {
  margin-bottom: 50px;
}

#why .section-heading h2 {
  margin-bottom: 20px;
  font-weight: 800;
  line-height: 1.08;
}

#why .section-heading p:not(.eyebrow) {
  line-height: 1.72;
}

.section-dark {
  color: var(--colour-white);
  background:
    radial-gradient(circle at 82% 18%, rgba(64, 169, 255, 0.24), transparent 26%),
    linear-gradient(135deg, #122232 0%, #0b355c 54%, #06263f 100%);
}

.hero {
  min-height: calc(100vh - var(--header-height));
  display: flex;
  align-items: center;
  padding: 88px 0;
}

.hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.02fr) minmax(360px, 0.82fr);
  gap: 68px;
  align-items: center;
}

.eyebrow {
  margin: 0 0 12px;
  color: var(--colour-blue);
  font-size: 0.78rem;
  font-weight: 800;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.section-dark .eyebrow {
  color: #7fd0ff;
}

h1,
h2,
h3,
p {
  margin-top: 0;
}

h1 {
  max-width: 820px;
  margin-bottom: 24px;
  font-size: clamp(2.65rem, 6.4vw, 5rem);
  line-height: 1.03;
  letter-spacing: 0;
}

h2 {
  margin-bottom: 18px;
  font-size: clamp(2rem, 4vw, 3.2rem);
  line-height: 1.12;
  letter-spacing: 0;
}

h3 {
  margin-bottom: 10px;
  font-size: 1.18rem;
  line-height: 1.25;
}

.hero-text {
  max-width: 720px;
  margin-bottom: 26px;
  color: rgba(255, 255, 255, 0.82);
  font-size: clamp(1.08rem, 1.5vw, 1.24rem);
  line-height: 1.68;
}

.hero-trust-list {
  display: grid;
  grid-template-columns: repeat(2, minmax(220px, 1fr));
  gap: 12px 22px;
  max-width: 680px;
  margin: 0 0 34px;
  padding: 0;
  list-style: none;
}

.hero-trust-list li {
  position: relative;
  padding-left: 30px;
  color: rgba(255, 255, 255, 0.9);
  font-weight: 700;
}

.hero-trust-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.42em;
  width: 15px;
  height: 8px;
  border-left: 2px solid #7fd0ff;
  border-bottom: 2px solid #7fd0ff;
  transform: rotate(-45deg);
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-bottom: 0;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 48px;
  padding: 13px 22px;
  border: 1px solid transparent;
  border-radius: var(--radius);
  cursor: pointer;
  font-weight: 800;
  line-height: 1.2;
  transition: transform 180ms ease, background 180ms ease, border-color 180ms ease;
}

.button:hover,
.button:focus-visible {
  transform: translateY(-1px);
}

.button-primary {
  color: var(--colour-white);
  background: var(--colour-blue);
}

.button-primary:hover,
.button-primary:focus-visible {
  background: var(--colour-blue-dark);
}

.button-whatsapp {
  color: var(--colour-white);
  background: #128c7e;
}

.button-whatsapp:hover,
.button-whatsapp:focus-visible {
  background: #0f766c;
}

.button-outline-whatsapp {
  color: var(--colour-white);
  border-color: rgba(255, 255, 255, 0.46);
  background: rgba(255, 255, 255, 0.06);
}

.button-outline-whatsapp:hover,
.button-outline-whatsapp:focus-visible {
  border-color: rgba(255, 255, 255, 0.7);
  background: rgba(255, 255, 255, 0.14);
}

.button-secondary {
  color: var(--colour-white);
  border-color: rgba(255, 255, 255, 0.38);
  background: rgba(255, 255, 255, 0.08);
}

.button-secondary:hover,
.button-secondary:focus-visible {
  background: rgba(255, 255, 255, 0.15);
}

.hero-stats {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
  max-width: 650px;
  margin: 0;
}

.hero-stats div {
  padding-left: 18px;
  border-left: 2px solid rgba(127, 208, 255, 0.55);
}

.hero-stats dt {
  font-size: 1.7rem;
  font-weight: 800;
}

.hero-stats dd {
  margin: 0;
  color: rgba(255, 255, 255, 0.72);
}

.hero-card {
  position: relative;
  padding: 30px;
  border: 1px solid rgba(255, 255, 255, 0.22);
  border-radius: var(--radius);
  background: rgba(255, 255, 255, 0.11);
  box-shadow: 0 28px 80px rgba(0, 0, 0, 0.26);
  backdrop-filter: blur(12px);
}

.hero-image {
  width: 100%;
  aspect-ratio: 16 / 9.5;
  object-fit: cover;
  border-radius: calc(var(--radius) + 2px);
  margin-bottom: 20px;
  box-shadow: 0 22px 48px rgba(0, 0, 0, 0.2);
}

.water-panel {
  padding: 26px;
  border-radius: var(--radius);
  background: var(--colour-white);
  color: var(--colour-grey-900);
  box-shadow: var(--shadow-soft);
}

.water-panel p {
  margin-bottom: 6px;
  color: var(--colour-grey-500);
  font-weight: 700;
}

.water-panel strong {
  display: block;
  font-size: 1.55rem;
  line-height: 1.25;
}

.drop-icon {
  display: block;
  width: 58px;
  height: 58px;
  margin-bottom: 18px;
  border-radius: 58% 58% 58% 8px;
  background: linear-gradient(135deg, #80d8ff, var(--colour-blue));
  transform: rotate(-45deg);
}

.check-list {
  display: grid;
  gap: 14px;
  margin: 24px 0 0;
  padding: 0;
  list-style: none;
}

.check-list li {
  position: relative;
  padding-left: 30px;
  color: rgba(255, 255, 255, 0.88);
  font-weight: 600;
}

.check-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.45em;
  width: 14px;
  height: 8px;
  border-left: 2px solid #7fd0ff;
  border-bottom: 2px solid #7fd0ff;
  transform: rotate(-45deg);
}

.section-heading {
  max-width: 760px;
  margin: 0 auto 44px;
  text-align: center;
}

.section-heading p:not(.eyebrow) {
  color: var(--colour-grey-500);
  font-size: 1.05rem;
}

.section-dark .section-heading p:not(.eyebrow) {
  color: rgba(255, 255, 255, 0.78);
}

.align-left {
  margin-inline: 0;
  text-align: left;
}

.feature-grid,
.service-grid,
.review-grid {
  display: grid;
  gap: 22px;
}

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

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

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

.feature-card,
.service-card,
.review-card,
.contact-form {
  border: 1px solid var(--colour-border);
  border-radius: var(--radius);
  background: var(--colour-white);
  box-shadow: var(--shadow-card);
}

.feature-card,
.service-card {
  padding: 28px;
}

#why .feature-card {
  display: flex;
  min-height: 100%;
  flex-direction: column;
  border-color: rgba(217, 227, 236, 0.88);
  border-radius: 20px;
  padding: 32px;
  box-shadow: 0 18px 46px rgba(31, 41, 51, 0.1);
  transition: transform 220ms ease, box-shadow 220ms ease, border-color 220ms ease;
}

#why .feature-card:hover,
#why .feature-card:focus-within {
  border-color: rgba(11, 111, 191, 0.28);
  box-shadow: 0 30px 70px rgba(31, 41, 51, 0.17);
  transform: translateY(-8px);
}

#why .feature-card h3 {
  margin-bottom: 12px;
  color: var(--colour-grey-900);
  font-size: 1.22rem;
  font-weight: 800;
  transition: color 220ms ease;
}

#why .feature-card:hover h3,
#why .feature-card:focus-within h3 {
  color: var(--colour-blue);
}

#why .feature-card p {
  color: var(--colour-grey-500);
  font-weight: 400;
  line-height: 1.72;
}

.feature-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  width: fit-content;
  margin-top: auto;
  padding-top: 24px;
  color: var(--colour-blue);
  font-weight: 800;
  line-height: 1.2;
}

.feature-link span {
  transition: transform 180ms ease;
}

.feature-link:hover span,
.feature-link:focus-visible span {
  transform: translateX(3px);
}

.service-card {
  transition: transform 180ms ease, box-shadow 180ms ease, border-color 180ms ease;
}

.service-card:hover,
.service-card:focus-within {
  border-color: rgba(11, 111, 191, 0.32);
  box-shadow: 0 18px 42px rgba(31, 41, 51, 0.12);
  transform: translateY(-4px);
}

.feature-card p,
.service-card p {
  margin-bottom: 0;
  color: var(--colour-grey-500);
}

.service-icon {
  display: inline-grid;
  place-items: center;
  width: 52px;
  height: 52px;
  margin-bottom: 24px;
  border-radius: var(--radius);
  color: var(--colour-blue);
  background: var(--colour-blue-soft);
}

.service-icon svg {
  width: 26px;
  height: 26px;
  fill: currentColor;
}

.feature-icon {
  display: inline-grid;
  place-items: center;
  width: 64px;
  height: 64px;
  margin-bottom: 30px;
  border-radius: 50%;
  color: var(--colour-white);
  background: linear-gradient(135deg, var(--colour-blue), #7fd0ff);
  box-shadow: 0 14px 28px rgba(11, 111, 191, 0.22);
  transition: transform 220ms ease, box-shadow 220ms ease;
}

.feature-icon svg {
  width: 31px;
  height: 31px;
  fill: currentColor;
}

#why .feature-card:hover .feature-icon,
#why .feature-card:focus-within .feature-icon {
  box-shadow: 0 18px 36px rgba(11, 111, 191, 0.28);
  transform: scale(1.06);
}

.trust-bar {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 14px;
  margin: 34px 0 0;
  padding: 18px;
  border: 1px solid rgba(217, 227, 236, 0.9);
  border-radius: 20px;
  background: rgba(255, 255, 255, 0.76);
  box-shadow: 0 16px 44px rgba(31, 41, 51, 0.08);
  list-style: none;
  backdrop-filter: blur(12px);
}

.trust-bar li {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  min-height: 44px;
  padding: 0 8px;
  color: var(--colour-grey-700);
  font-weight: 800;
  text-align: center;
}

.trust-bar li::before {
  content: "\2713";
  display: inline-grid;
  flex: 0 0 auto;
  place-items: center;
  width: 16px;
  height: 16px;
  border-radius: 50%;
  color: var(--colour-white);
  background: linear-gradient(135deg, var(--colour-blue), #7fd0ff);
  font-size: 0.72rem;
  font-weight: 900;
  line-height: 1;
}

.process-layout {
  display: grid;
  grid-template-columns: minmax(280px, 0.82fr) minmax(0, 1fr);
  gap: 64px;
  align-items: start;
}

.process-list {
  display: grid;
  gap: 18px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.process-list li {
  display: grid;
  grid-template-columns: 48px 1fr;
  gap: 18px;
  padding: 24px;
  border: 1px solid var(--colour-border);
  border-radius: var(--radius);
  background: var(--colour-white);
  box-shadow: var(--shadow-card);
}

.process-list span {
  display: grid;
  place-items: center;
  width: 48px;
  height: 48px;
  border-radius: var(--radius);
  color: var(--colour-white);
  background: var(--colour-blue);
  font-weight: 800;
}

.process-list p {
  margin-bottom: 0;
  color: var(--colour-grey-500);
}

.review-card {
  display: flex;
  min-height: 270px;
  flex-direction: column;
  justify-content: space-between;
  margin: 0;
  padding: 30px;
  color: var(--colour-grey-900);
}

.review-card blockquote {
  margin: 0 0 28px;
  font-size: 1.05rem;
}

.review-card figcaption {
  display: grid;
  gap: 2px;
}

.review-card span {
  color: var(--colour-grey-500);
}

.contact-grid {
  display: grid;
  grid-template-columns: minmax(280px, 0.84fr) minmax(0, 1fr);
  gap: 56px;
  align-items: start;
}

.contact-section p {
  color: var(--colour-grey-500);
}

.contact-details {
  display: grid;
  gap: 16px;
  margin-top: 30px;
  font-style: normal;
  color: var(--colour-grey-700);
  font-weight: 700;
}

.contact-details a {
  color: var(--colour-blue);
}

.contact-item {
  display: grid;
  grid-template-columns: 48px 1fr;
  gap: 14px;
  align-items: center;
  color: var(--colour-grey-700);
}

.contact-item strong {
  display: block;
  margin-bottom: 2px;
  color: var(--colour-grey-900);
}

.contact-icon {
  display: grid;
  place-items: center;
  width: 48px;
  height: 48px;
  border-radius: var(--radius);
  color: var(--colour-blue);
  background: var(--colour-blue-soft);
}

.contact-icon svg {
  width: 22px;
  height: 22px;
  fill: currentColor;
}

.contact-form {
  display: grid;
  gap: 18px;
  padding: 30px;
}

.form-row {
  display: grid;
  gap: 8px;
}

label {
  color: var(--colour-grey-700);
  font-weight: 700;
}

input,
textarea {
  width: 100%;
  border: 1px solid var(--colour-border);
  border-radius: var(--radius);
  padding: 13px 14px;
  color: var(--colour-grey-900);
  background: var(--colour-white);
  transition: border-color 180ms ease, box-shadow 180ms ease;
}

input:focus,
textarea:focus {
  outline: none;
  border-color: var(--colour-blue);
  box-shadow: 0 0 0 4px rgba(11, 111, 191, 0.12);
}

textarea {
  resize: vertical;
}

.form-status {
  min-height: 24px;
  margin: 0;
  color: var(--colour-blue);
  font-weight: 700;
}

.site-footer {
  padding: 44px 0;
  color: rgba(255, 255, 255, 0.75);
  background: var(--colour-grey-900);
}

.footer-grid {
  display: grid;
  grid-template-columns: minmax(260px, 1fr) auto;
  gap: 28px;
  align-items: center;
}

.footer-brand {
  margin-bottom: 12px;
  color: var(--colour-white);
}

.site-footer p {
  max-width: 520px;
  margin-bottom: 0;
}

.footer-links {
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: 18px;
  color: var(--colour-white);
  font-weight: 700;
}

.copyright {
  grid-column: 1 / -1;
  padding-top: 22px;
  border-top: 1px solid rgba(255, 255, 255, 0.14);
  font-size: 0.9rem;
}

.whatsapp-float {
  position: fixed;
  right: 24px;
  bottom: 24px;
  z-index: 999;
  display: grid;
  place-items: center;
  width: 58px;
  height: 58px;
  border-radius: 50%;
  color: var(--colour-white);
  background: #128c7e;
  box-shadow: 0 16px 32px rgba(18, 140, 126, 0.32);
  transition: transform 180ms ease, background 180ms ease, box-shadow 180ms ease;
}

.whatsapp-float:hover,
.whatsapp-float:focus-visible {
  background: #0f766c;
  box-shadow: 0 18px 36px rgba(15, 118, 108, 0.34);
  transform: translateY(-2px);
}

.whatsapp-float svg {
  width: 30px;
  height: 30px;
  fill: currentColor;
}

@media (max-width: 980px) {
  .brand {
    flex-basis: auto;
  }

  .brand-logo {
    height: 58px;
    max-width: 190px;
  }

  .nav-toggle {
    display: block;
    order: 3;
  }

  .nav-cta {
    margin-left: auto;
  }

  .nav-menu {
    position: fixed;
    inset: var(--header-height) 0 auto 0;
    display: grid;
    gap: 0;
    padding: 18px 20px 28px;
    border-bottom: 1px solid var(--colour-border);
    background: var(--colour-white);
    box-shadow: 0 22px 40px rgba(31, 41, 51, 0.14);
    transform: translateY(-120%);
    transition: transform 220ms ease;
  }

  .nav-menu.is-open {
    transform: translateY(0);
  }

  .nav-menu a {
    padding: 15px 0;
    border-bottom: 1px solid var(--colour-border);
  }

  .hero-grid,
  .process-layout,
  .contact-grid {
    grid-template-columns: 1fr;
  }

  .hero-grid {
    gap: 42px;
  }

  .feature-grid,
  .review-grid {
    grid-template-columns: 1fr;
  }

  .service-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .trust-bar {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 700px) {
  :root {
    --header-height: 70px;
  }

  .container,
  .navbar {
    width: min(100% - 28px, var(--container));
  }

  .brand strong {
    font-size: 0.92rem;
  }

  .brand-logo {
    height: 48px;
    max-width: 150px;
  }

  .brand-mark {
    width: 42px;
    height: 42px;
  }

  .nav-cta {
    display: none;
  }

  .section,
  .hero {
    padding: 64px 0;
  }

  .hero {
    min-height: auto;
  }

  .hero-trust-list,
  .hero-actions,
  .hero-stats {
    grid-template-columns: 1fr;
  }

  .hero-actions .button {
    width: 100%;
  }

  .contact-item {
    grid-template-columns: 44px 1fr;
    gap: 12px;
  }

  .contact-icon {
    width: 44px;
    height: 44px;
  }

  .whatsapp-float {
    right: 16px;
    bottom: 16px;
    width: 54px;
    height: 54px;
  }

  .hero-card,
  .water-panel,
  .feature-card,
  .service-card,
  .review-card,
  .contact-form,
  .process-list li {
    padding: 22px;
  }

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

  #why .feature-card {
    padding: 26px;
  }

  .trust-bar {
    grid-template-columns: 1fr;
    padding: 14px;
  }

  .process-list li {
    grid-template-columns: 42px 1fr;
    gap: 14px;
  }

  .process-list span {
    width: 42px;
    height: 42px;
  }

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

  .footer-links {
    justify-content: flex-start;
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    scroll-behavior: auto !important;
    transition-duration: 0.01ms !important;
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
  }
}


/* Design system consistency pass */
:root {
  --shadow-soft: 0 20px 54px rgba(31, 41, 51, 0.11);
  --shadow-card: 0 16px 42px rgba(31, 41, 51, 0.09);
  --shadow-card-hover: 0 28px 70px rgba(31, 41, 51, 0.15);
  --radius: 20px;
  --radius-control: 10px;
  --section-space: 96px;
  --section-space-mobile: 66px;
}

::selection {
  color: var(--colour-white);
  background: var(--colour-blue);
}

.section {
  padding: var(--section-space) 0;
}

main > .section:nth-of-type(even):not(.section-dark):not(#why),
.section-muted {
  background: linear-gradient(180deg, rgba(232, 244, 255, 0.58) 0%, rgba(244, 247, 250, 0.78) 100%);
}

main > .section:nth-of-type(odd):not(.section-dark):not(#why) {
  background: var(--colour-white);
}

.section-heading {
  margin-bottom: 50px;
}

.section-heading h2 {
  margin-bottom: 18px;
  font-weight: 800;
  line-height: 1.1;
}

.section-heading p:not(.eyebrow) {
  font-size: 1.06rem;
  line-height: 1.72;
}

.eyebrow {
  margin-bottom: 14px;
}

.feature-grid,
.service-grid,
.review-grid {
  gap: 24px;
}

.feature-card,
.service-card,
.review-card,
.contact-form,
.process-list li {
  border: 1px solid rgba(217, 227, 236, 0.9);
  border-radius: var(--radius);
  box-shadow: var(--shadow-card);
}

.feature-card,
.service-card,
.review-card,
.contact-form {
  padding: 32px;
}

.service-card,
.review-card,
.process-list li {
  transition: transform 220ms ease, box-shadow 220ms ease, border-color 220ms ease;
}

.service-card:hover,
.service-card:focus-within,
.process-list li:hover,
.process-list li:focus-within {
  border-color: rgba(11, 111, 191, 0.28);
  box-shadow: var(--shadow-card-hover);
  transform: translateY(-8px);
}

.service-icon,
.feature-icon,
.contact-icon,
.process-list span {
  display: grid;
  place-items: center;
  border-radius: 50%;
  color: var(--colour-white);
  background: linear-gradient(135deg, var(--colour-blue), #7fd0ff);
  box-shadow: 0 14px 28px rgba(11, 111, 191, 0.2);
}

.service-icon,
.feature-icon {
  width: 64px;
  height: 64px;
  margin-bottom: 28px;
}

.service-icon svg,
.feature-icon svg {
  width: 31px;
  height: 31px;
}

.contact-icon {
  width: 52px;
  height: 52px;
}

.contact-icon svg {
  width: 24px;
  height: 24px;
}

.feature-card p,
.service-card p,
.process-list p,
.contact-section p {
  color: var(--colour-grey-500);
  line-height: 1.72;
}

.button {
  border-radius: var(--radius-control);
  transition: transform 180ms ease, background 180ms ease, border-color 180ms ease, box-shadow 180ms ease;
}

.button-primary {
  background: linear-gradient(135deg, var(--colour-blue), var(--colour-blue-dark));
  box-shadow: 0 12px 28px rgba(11, 111, 191, 0.22);
}

.button-primary:hover,
.button-primary:focus-visible {
  background: linear-gradient(135deg, var(--colour-blue-dark), var(--colour-blue));
  box-shadow: 0 16px 34px rgba(11, 111, 191, 0.28);
}

.button-whatsapp {
  background: linear-gradient(135deg, #128c7e, #0f766c);
  box-shadow: 0 12px 28px rgba(18, 140, 126, 0.22);
}

.nav-cta,
.nav-toggle,
input,
textarea {
  border-radius: var(--radius-control);
}

.reveal-on-scroll {
  opacity: 0;
  transform: translateY(22px);
  transition: opacity 560ms ease, transform 560ms ease;
  transition-delay: var(--reveal-delay, 0ms);
}

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

@media (max-width: 700px) {
  :root {
    --section-space: var(--section-space-mobile);
  }

  .section,
  .hero {
    padding: var(--section-space-mobile) 0;
  }

  .feature-card,
  .service-card,
  .review-card,
  .contact-form {
    padding: 24px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .reveal-on-scroll {
    opacity: 1;
    transform: none;
  }
}


/* Premium homepage visual consistency refinement */
:root {
  --surface-white: #ffffff;
  --surface-blue: #f2f8ff;
  --surface-blue-strong: #eaf5ff;
  --border-soft: rgba(217, 227, 236, 0.88);
  --shadow-card: 0 18px 48px rgba(31, 41, 51, 0.09);
  --shadow-card-hover: 0 30px 76px rgba(31, 41, 51, 0.15);
  --shadow-control: 0 14px 30px rgba(11, 111, 191, 0.22);
}

body {
  background: var(--surface-white);
}

.section {
  padding: clamp(76px, 8vw, 104px) 0;
}

#why,
#contact {
  background: linear-gradient(180deg, var(--surface-blue) 0%, rgba(255, 255, 255, 0.96) 52%, var(--surface-blue) 100%);
}

#services {
  background: linear-gradient(180deg, var(--surface-blue-strong) 0%, var(--surface-blue) 100%);
}

#process {
  background: var(--surface-white);
}

.section-heading {
  max-width: 780px;
  margin-bottom: clamp(38px, 5vw, 56px);
}

.section-heading .eyebrow,
.eyebrow {
  letter-spacing: 0.13em;
  font-weight: 800;
}

.section-heading h2 {
  font-weight: 800;
  letter-spacing: 0;
}

.section-heading p:not(.eyebrow) {
  max-width: 720px;
  margin-inline: auto;
  color: var(--colour-grey-500);
}

.align-left p:not(.eyebrow) {
  margin-inline: 0;
}

.feature-card,
.service-card,
.review-card,
.contact-form,
.process-list li,
.trust-bar,
.water-panel {
  border: 1px solid var(--border-soft);
  border-radius: var(--radius);
  box-shadow: var(--shadow-card);
}

.feature-card,
.service-card,
.review-card,
.contact-form,
.process-list li {
  background: rgba(255, 255, 255, 0.94);
}

.service-card,
.review-card,
.process-list li,
.contact-form {
  transition: transform 220ms ease, box-shadow 220ms ease, border-color 220ms ease;
}

.service-card:hover,
.service-card:focus-within,
.review-card:hover,
.review-card:focus-within,
.process-list li:hover,
.process-list li:focus-within,
.contact-form:focus-within {
  border-color: rgba(11, 111, 191, 0.28);
  box-shadow: var(--shadow-card-hover);
  transform: translateY(-6px);
}

.feature-card h3,
.service-card h3,
.process-list h3 {
  color: var(--colour-grey-900);
  font-weight: 800;
  line-height: 1.22;
}

.feature-card p,
.service-card p,
.process-list p,
.contact-section p,
.review-card blockquote {
  color: var(--colour-grey-500);
  line-height: 1.72;
}

.feature-icon,
.service-icon,
.contact-icon,
.process-list span {
  border-radius: 50%;
  color: var(--colour-white);
  background: linear-gradient(135deg, var(--colour-blue), #7fd0ff);
  box-shadow: 0 16px 32px rgba(11, 111, 191, 0.22);
}

.feature-icon,
.service-icon {
  width: 64px;
  height: 64px;
}

.feature-icon svg,
.service-icon svg {
  width: 31px;
  height: 31px;
}

.contact-icon,
.process-list span {
  width: 52px;
  height: 52px;
}

.contact-icon svg {
  width: 24px;
  height: 24px;
}

.button,
.nav-cta {
  border-radius: var(--radius-control);
  min-height: 48px;
  box-shadow: none;
}

.button-primary,
.nav-cta {
  background: linear-gradient(135deg, var(--colour-blue), var(--colour-blue-dark));
  box-shadow: var(--shadow-control);
}

.button-primary:hover,
.button-primary:focus-visible,
.nav-cta:hover,
.nav-cta:focus-visible {
  background: linear-gradient(135deg, var(--colour-blue-dark), var(--colour-blue));
  box-shadow: 0 18px 38px rgba(11, 111, 191, 0.28);
}

.button-outline-whatsapp,
.button-secondary {
  border-color: rgba(255, 255, 255, 0.48);
  background: rgba(255, 255, 255, 0.08);
}

input,
textarea,
.nav-toggle {
  border-radius: var(--radius-control);
}

.hero-card,
.hero-image {
  border-radius: var(--radius);
}

.hero-card {
  box-shadow: 0 30px 86px rgba(0, 0, 0, 0.26);
}

.review-card blockquote {
  font-size: 1.06rem;
}

.contact-details {
  gap: 18px;
}

.whatsapp-float {
  box-shadow: 0 18px 40px rgba(18, 140, 126, 0.34);
}

@media (max-width: 700px) {
  .section {
    padding: var(--section-space-mobile) 0;
  }

  .section-heading {
    margin-bottom: 34px;
  }

  .feature-card,
  .service-card,
  .review-card,
  .contact-form,
  .process-list li {
    padding: 24px;
  }
}

/* Premium Services section */
#services .service-grid {
  align-items: stretch;
}

#services .service-card {
  position: relative;
  display: flex;
  min-height: 100%;
  flex-direction: column;
  overflow: hidden;
  padding: 0;
  border-radius: var(--radius);
  background: var(--colour-white);
}

#services .service-card:hover,
#services .service-card:focus-within {
  transform: translateY(-8px);
}

.service-image {
  width: 100%;
  aspect-ratio: 16 / 10;
  object-fit: cover;
  border-bottom: 1px solid rgba(217, 227, 236, 0.86);
  transition: transform 320ms ease, filter 320ms ease;
}

#services .service-card:hover .service-image,
#services .service-card:focus-within .service-image {
  filter: saturate(1.05) contrast(1.03);
  transform: scale(1.035);
}

.service-content {
  display: flex;
  flex: 1;
  flex-direction: column;
  padding: 28px;
}

#services .service-icon {
  margin-top: -60px;
  margin-bottom: 24px;
  border: 6px solid var(--colour-white);
  position: relative;
  z-index: 1;
}

.service-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  width: fit-content;
  margin-top: auto;
  padding-top: 24px;
  color: var(--colour-blue);
  font-weight: 800;
  line-height: 1.2;
}

.service-link span {
  transition: transform 180ms ease;
}

.service-link:hover span,
.service-link:focus-visible span {
  transform: translateX(3px);
}

@media (max-width: 700px) {
  .service-content {
    padding: 24px;
  }

  #services .service-icon {
    margin-top: -54px;
  }
}

/* Sustainable brand hero refinement */
.hero.section-dark {
  background:
    radial-gradient(circle at 76% 18%, rgba(127, 208, 255, 0.22), transparent 27%),
    radial-gradient(circle at 12% 82%, rgba(11, 111, 191, 0.22), transparent 30%),
    linear-gradient(135deg, #10283a 0%, #0b466f 52%, #063252 100%);
}

.hero {
  padding: clamp(88px, 8vw, 112px) 0;
}

.hero-grid {
  grid-template-columns: minmax(0, 1fr) minmax(380px, 0.88fr);
  gap: clamp(48px, 6vw, 78px);
}

.hero .eyebrow {
  color: #8bd8ff;
  letter-spacing: 0.14em;
}

.hero h1 {
  max-width: 720px;
  margin-bottom: 24px;
  font-size: clamp(3rem, 6.1vw, 5.35rem);
  line-height: 0.98;
  font-weight: 800;
}

.hero-text {
  max-width: 760px;
  margin-bottom: 30px;
  color: rgba(255, 255, 255, 0.84);
  font-size: clamp(1.08rem, 1.35vw, 1.22rem);
  line-height: 1.78;
}

.hero-trust-list {
  max-width: 760px;
  gap: 14px 24px;
  margin-bottom: 38px;
}

.hero-trust-list li {
  color: rgba(255, 255, 255, 0.92);
  font-weight: 750;
  line-height: 1.45;
}

.hero-trust-list li::before {
  border-color: #8bd8ff;
}

.hero-actions {
  gap: 16px;
}

.hero-card {
  padding: 26px;
  background: rgba(255, 255, 255, 0.13);
  box-shadow: 0 34px 92px rgba(0, 0, 0, 0.3);
}

.hero-image {
  aspect-ratio: 16 / 9;
  margin-bottom: 22px;
  box-shadow: 0 28px 64px rgba(0, 0, 0, 0.24);
}

@media (max-width: 980px) {
  .hero-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 700px) {
  .hero {
    padding: 72px 0;
  }

  .hero h1 {
    font-size: clamp(2.55rem, 12vw, 3.65rem);
  }

  .hero-trust-list {
    gap: 12px;
  }
}

/* Premium sustainable solutions section */
.sustainable-section {
  position: relative;
  overflow: hidden;
  background:
    radial-gradient(circle at 4% 20%, rgba(127, 208, 255, 0.16), transparent 26%),
    radial-gradient(circle at 94% 82%, rgba(11, 111, 191, 0.12), transparent 26%),
    linear-gradient(180deg, #eaf5ff 0%, #f7fbff 34%, #ffffff 100%);
}

.sustainable-section::before,
.sustainable-section::after {
  content: "";
  position: absolute;
  width: 360px;
  height: 360px;
  border-radius: 46% 54% 62% 38%;
  background: rgba(11, 111, 191, 0.06);
  pointer-events: none;
}

.sustainable-section::before {
  left: -170px;
  top: 18%;
}

.sustainable-section::after {
  right: -180px;
  bottom: 8%;
  transform: rotate(18deg);
}

.sustainable-layout {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: minmax(320px, 0.9fr) minmax(0, 1.1fr);
  gap: clamp(42px, 5vw, 72px);
  align-items: center;
}

.sustainable-visual {
  position: relative;
  border-radius: var(--radius);
  box-shadow: var(--shadow-card-hover);
}

.sustainable-visual::after {
  content: "";
  position: absolute;
  inset: 18px -18px -18px 18px;
  z-index: -1;
  border-radius: var(--radius);
  background: linear-gradient(135deg, rgba(11, 111, 191, 0.18), rgba(127, 208, 255, 0.08));
}

.sustainable-visual img {
  width: 100%;
  aspect-ratio: 4 / 5;
  object-fit: cover;
  border-radius: var(--radius);
}

.sustainable-content .section-heading {
  margin-bottom: 30px;
}

.sustainable-content .section-heading h2 {
  max-width: 680px;
}

.sustainable-content .section-heading p:not(.eyebrow) {
  max-width: 720px;
}

.sustainable-card-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 18px;
}

.sustainable-card {
  display: flex;
  min-height: 100%;
  flex-direction: column;
  padding: 24px;
  border: 1px solid var(--border-soft);
  border-radius: var(--radius);
  background: rgba(255, 255, 255, 0.94);
  box-shadow: var(--shadow-card);
  transition: transform 220ms ease, box-shadow 220ms ease, border-color 220ms ease;
}

.sustainable-card:hover,
.sustainable-card:focus-within {
  border-color: rgba(11, 111, 191, 0.28);
  box-shadow: var(--shadow-card-hover);
  transform: translateY(-8px);
}

.sustainable-icon {
  display: grid;
  place-items: center;
  width: 54px;
  height: 54px;
  margin-bottom: 18px;
  border-radius: 50%;
  color: var(--colour-white);
  background: linear-gradient(135deg, var(--colour-blue), #7fd0ff);
  box-shadow: 0 14px 28px rgba(11, 111, 191, 0.2);
  transition: transform 220ms ease;
}

.sustainable-icon svg {
  width: 27px;
  height: 27px;
  fill: currentColor;
}

.sustainable-card:hover .sustainable-icon,
.sustainable-card:focus-within .sustainable-icon {
  transform: scale(1.06);
}

.sustainable-card h3 {
  color: var(--colour-grey-900);
  font-size: 1.12rem;
  font-weight: 800;
}

.sustainable-card p {
  margin-bottom: 0;
  color: var(--colour-grey-500);
  line-height: 1.68;
}

.sustainable-statement {
  margin: 32px 0 0;
  padding-left: 24px;
  border-left: 4px solid var(--colour-blue);
  color: var(--colour-blue-dark);
  font-size: clamp(2rem, 4vw, 3.2rem);
  font-weight: 800;
  line-height: 1.06;
}

@media (max-width: 980px) {
  .sustainable-layout {
    grid-template-columns: 1fr;
  }

  .sustainable-visual img {
    aspect-ratio: 16 / 10;
  }
}

@media (max-width: 700px) {
  .sustainable-card-grid {
    grid-template-columns: 1fr;
  }

  .sustainable-card {
    padding: 22px;
  }

  .sustainable-statement {
    padding-left: 18px;
  }
}

/* Premium Why Choose ClearHomeWater section */
#why {
  background:
    radial-gradient(circle at 8% 14%, rgba(127, 208, 255, 0.12), transparent 24%),
    radial-gradient(circle at 92% 86%, rgba(11, 111, 191, 0.08), transparent 24%),
    linear-gradient(180deg, #ffffff 0%, #f7fbff 100%);
}

#why .section-heading {
  max-width: 860px;
}

#why .section-heading h2 {
  max-width: 760px;
  margin-inline: auto;
}

#why .section-heading p:not(.eyebrow) {
  max-width: 790px;
}

#why .choose-grid {
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 24px;
}

#why .choose-card {
  min-height: 100%;
  padding: 32px;
  border-radius: var(--radius);
  background: rgba(255, 255, 255, 0.96);
  box-shadow: var(--shadow-card);
}

#why .choose-card:hover,
#why .choose-card:focus-within {
  box-shadow: var(--shadow-card-hover);
  transform: translateY(-8px);
}

#why .choose-card p {
  margin-bottom: 0;
}

.choose-callout {
  max-width: 920px;
  margin: 42px auto 0;
  padding: 32px;
  border: 1px solid rgba(217, 227, 236, 0.9);
  border-radius: var(--radius);
  color: var(--colour-blue-dark);
  background: linear-gradient(135deg, rgba(232, 244, 255, 0.92), rgba(255, 255, 255, 0.96));
  box-shadow: var(--shadow-card);
  font-size: clamp(2rem, 4vw, 3.25rem);
  font-weight: 800;
  line-height: 1.06;
  text-align: center;
}

@media (max-width: 980px) {
  #why .choose-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 700px) {
  #why .choose-grid {
    grid-template-columns: 1fr;
  }

  #why .choose-card {
    padding: 24px;
  }

  .choose-callout {
    padding: 24px;
    text-align: left;
  }
}

/* Premium full-page polish pass */
:root {
  --header-height: 84px;
  --radius: 20px;
  --radius-control: 12px;
  --section-space: clamp(74px, 7vw, 96px);
  --shadow-card: 0 18px 46px rgba(31, 41, 51, 0.085);
  --shadow-card-hover: 0 30px 76px rgba(31, 41, 51, 0.145);
  --shadow-image: 0 30px 78px rgba(31, 41, 51, 0.18);
  --soft-blue-section: #f3f9ff;
}

body {
  color: var(--colour-grey-900);
  font-size: 16px;
  text-rendering: geometricPrecision;
}

.site-header {
  background: rgba(255, 255, 255, 0.96);
}

.navbar {
  min-height: var(--header-height);
  gap: clamp(18px, 2.2vw, 34px);
}

.brand-logo {
  width: clamp(238px, 18vw, 270px);
  max-height: 72px;
  object-fit: contain;
}

.nav-menu {
  gap: clamp(24px, 2.6vw, 38px);
  font-size: clamp(1.05rem, 1.05vw, 1.125rem);
  font-weight: 600;
}

.nav-menu a {
  padding-block: 12px;
}

.nav-cta {
  min-height: 50px;
  padding: 13px 24px;
  font-size: 1.02rem;
  font-weight: 800;
}

.section {
  padding: var(--section-space) 0;
}

.section-heading {
  margin-bottom: clamp(36px, 4.5vw, 52px);
}

.eyebrow,
.section-heading .eyebrow {
  margin-bottom: 13px;
  font-size: 0.78rem;
  font-weight: 850;
  letter-spacing: 0.145em;
}

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

h2,
.section-heading h2 {
  font-size: clamp(2.05rem, 3.45vw, 3.05rem);
  line-height: 1.08;
  font-weight: 850;
}

.section-heading p:not(.eyebrow),
.contact-section p,
.feature-card p,
.service-card p,
.process-list p,
.review-card blockquote,
.sustainable-card p {
  color: var(--colour-grey-500);
  line-height: 1.75;
}

.hero {
  min-height: calc((100vh - var(--header-height)) * 0.9);
  padding: clamp(64px, 6.4vw, 86px) 0;
}

.hero.section-dark {
  background:
    radial-gradient(circle at 76% 18%, rgba(127, 208, 255, 0.19), transparent 26%),
    radial-gradient(circle at 10% 82%, rgba(11, 111, 191, 0.18), transparent 29%),
    linear-gradient(135deg, #10293a 0%, #0b4d78 53%, #062d4b 100%);
}

.hero-grid {
  grid-template-columns: minmax(0, 0.96fr) minmax(430px, 0.94fr);
  gap: clamp(40px, 5.2vw, 66px);
}

.hero h1 {
  max-width: 660px;
  margin-bottom: 20px;
  font-size: clamp(3.25rem, 5.2vw, 5rem);
  line-height: 1;
  text-wrap: balance;
}

.hero-text {
  max-width: 720px;
  margin-bottom: 24px;
  font-size: clamp(1.06rem, 1.22vw, 1.18rem);
  line-height: 1.68;
}

.hero-trust-list {
  gap: 11px 22px;
  margin-bottom: 30px;
}

.hero-card {
  padding: 20px;
  border-color: rgba(255, 255, 255, 0.24);
  border-radius: 24px;
  box-shadow: 0 34px 90px rgba(0, 0, 0, 0.32);
}

.hero-image {
  aspect-ratio: 16 / 9.2;
  margin-bottom: 18px;
  border-radius: 22px;
  box-shadow: 0 32px 72px rgba(0, 0, 0, 0.28);
}

.water-panel {
  padding: 22px;
}

.check-list {
  gap: 11px;
  margin-top: 18px;
}

.button,
.nav-cta,
.service-link {
  -webkit-tap-highlight-color: transparent;
}

.button {
  min-height: 50px;
  padding: 14px 24px;
  border-radius: var(--radius-control);
  font-weight: 800;
  transition: transform 200ms ease, background 200ms ease, border-color 200ms ease, box-shadow 200ms ease, color 200ms ease;
}

.button:hover,
.button:focus-visible,
.nav-cta:hover,
.nav-cta:focus-visible {
  transform: translateY(-2px);
}

.button-primary,
.nav-cta {
  color: var(--colour-white);
  background: linear-gradient(135deg, #0b74c9, #05569c);
  box-shadow: 0 14px 30px rgba(11, 111, 191, 0.24);
}

.button-primary:hover,
.button-primary:focus-visible,
.nav-cta:hover,
.nav-cta:focus-visible {
  background: linear-gradient(135deg, #075b9f, #0b74c9);
  box-shadow: 0 18px 40px rgba(11, 111, 191, 0.3);
}

.button-outline-whatsapp,
.button-secondary {
  border-color: rgba(255, 255, 255, 0.56);
  background: rgba(255, 255, 255, 0.1);
  box-shadow: 0 12px 28px rgba(0, 0, 0, 0.12);
}

.button-outline-whatsapp:hover,
.button-outline-whatsapp:focus-visible,
.button-secondary:hover,
.button-secondary:focus-visible {
  border-color: rgba(255, 255, 255, 0.78);
  background: rgba(255, 255, 255, 0.18);
}

.sustainable-visual,
.hero-card,
.service-image,
.contact-form {
  box-shadow: var(--shadow-image);
}

.sustainable-visual img,
.service-image {
  border-radius: var(--radius);
}

.feature-card,
.service-card,
.review-card,
.contact-form,
.process-list li,
.sustainable-card,
.choose-callout,
.water-panel,
.contact-details {
  border-radius: var(--radius);
  box-shadow: var(--shadow-card);
}

.feature-card,
.service-card,
.review-card,
.process-list li,
.sustainable-card {
  min-height: 100%;
  transition: transform 220ms ease, box-shadow 220ms ease, border-color 220ms ease;
}

.feature-card:hover,
.feature-card:focus-within,
.service-card:hover,
.service-card:focus-within,
.review-card:hover,
.review-card:focus-within,
.process-list li:hover,
.process-list li:focus-within,
.sustainable-card:hover,
.sustainable-card:focus-within {
  border-color: rgba(11, 111, 191, 0.28);
  box-shadow: var(--shadow-card-hover);
  transform: translateY(-8px);
}

.feature-icon,
.service-icon,
.sustainable-icon,
.contact-icon,
.process-list span {
  background: linear-gradient(135deg, #0b74c9 0%, #66c7ff 100%);
  box-shadow: 0 16px 34px rgba(11, 111, 191, 0.22);
}

.feature-card:hover .feature-icon,
.feature-card:focus-within .feature-icon,
.service-card:hover .service-icon,
.service-card:focus-within .service-icon,
.sustainable-card:hover .sustainable-icon,
.sustainable-card:focus-within .sustainable-icon {
  transform: scale(1.06);
}

.service-card h3,
.feature-card h3,
.sustainable-card h3,
.process-list h3 {
  margin-bottom: 12px;
  font-weight: 850;
}

#services .service-grid,
#why .choose-grid,
.sustainable-card-grid,
.review-grid {
  align-items: stretch;
}

#services .service-card {
  border-radius: var(--radius);
}

.service-content,
#why .choose-card,
.sustainable-card,
.review-card,
.process-list li {
  padding: 30px;
}

#services .service-icon {
  transition: transform 220ms ease, box-shadow 220ms ease;
}

.service-link {
  min-height: 44px;
  margin-top: auto;
  padding: 12px 0 0;
  color: var(--colour-blue);
  font-weight: 850;
}

.contact-section {
  background: linear-gradient(180deg, #f3f9ff 0%, #ffffff 100%);
}

.contact-grid > div:first-child {
  padding: clamp(26px, 3vw, 36px);
  border: 1px solid rgba(217, 227, 236, 0.88);
  border-radius: var(--radius);
  background: rgba(255, 255, 255, 0.94);
  box-shadow: var(--shadow-card);
}

.contact-details {
  gap: 14px;
  margin-top: 28px;
  padding: 18px;
  border: 1px solid rgba(217, 227, 236, 0.88);
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.96), rgba(243, 249, 255, 0.86));
}

.contact-item {
  grid-template-columns: 54px 1fr;
  gap: 16px;
  padding: 14px;
  border-radius: 16px;
  background: rgba(255, 255, 255, 0.72);
}

.contact-item[href^="tel"] {
  color: var(--colour-blue-dark);
}

.contact-item[href^="tel"] span:last-child {
  font-size: 1.12rem;
  font-weight: 850;
}

.contact-item strong {
  margin-bottom: 4px;
  font-size: 0.82rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.contact-form {
  padding: clamp(28px, 3.2vw, 38px);
  background: rgba(255, 255, 255, 0.96);
}

input,
textarea {
  border-radius: 14px;
  padding: 14px 16px;
  background: #fbfdff;
}

.site-footer {
  padding: 54px 0 34px;
  background: linear-gradient(135deg, #182532 0%, #102337 100%);
}

.footer-grid {
  gap: 30px 44px;
}

.footer-brand .brand-mark {
  border-radius: 14px;
}

.site-footer p {
  color: rgba(255, 255, 255, 0.72);
  line-height: 1.7;
}

.footer-links {
  gap: 22px;
  font-size: 1rem;
  font-weight: 750;
}

.footer-links a {
  opacity: 0.9;
  transition: color 180ms ease, opacity 180ms ease;
}

.footer-links a:hover,
.footer-links a:focus-visible {
  color: #8bd8ff;
  opacity: 1;
}

.copyright {
  padding-top: 24px;
  color: rgba(255, 255, 255, 0.62);
}

.reveal-on-scroll {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 620ms cubic-bezier(0.22, 1, 0.36, 1), transform 620ms cubic-bezier(0.22, 1, 0.36, 1);
  transition-delay: var(--reveal-delay, 0ms);
}

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

@media (max-width: 1100px) {
  .brand-logo {
    width: clamp(210px, 22vw, 238px);
  }

  .nav-menu {
    gap: clamp(18px, 2vw, 26px);
    font-size: 1rem;
  }
}

@media (max-width: 980px) {
  .brand-logo {
    width: 210px;
    height: auto;
    max-height: 64px;
  }

  .nav-menu {
    font-size: 1.05rem;
  }

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

  .hero-card {
    max-width: 760px;
  }
}

@media (max-width: 700px) {
  :root {
    --header-height: 72px;
    --section-space: 64px;
  }

  .brand-logo {
    width: 172px;
    max-height: 56px;
  }

  .hero {
    padding: 58px 0 64px;
  }

  .hero h1 {
    max-width: 100%;
    font-size: clamp(2.5rem, 11vw, 3.45rem);
  }

  .hero-text {
    font-size: 1.02rem;
  }

  .hero-card {
    padding: 14px;
  }

  .service-content,
  #why .choose-card,
  .sustainable-card,
  .review-card,
  .process-list li,
  .contact-form,
  .contact-grid > div:first-child {
    padding: 24px;
  }

  .contact-details {
    padding: 12px;
  }

  .contact-item {
    grid-template-columns: 48px 1fr;
    padding: 12px;
  }

  .footer-grid {
    gap: 24px;
  }
}

/* Visual scale restoration */
:root {
  --header-height: 84px;
  --section-space: clamp(58px, 5.6vw, 78px);
}

.navbar {
  min-height: var(--header-height);
}

.brand-logo {
  width: auto;
  height: clamp(60px, 4.7vw, 64px);
  max-height: 64px;
  object-fit: contain;
}

.nav-menu {
  font-size: 17px;
  font-weight: 600;
}

.section {
  padding: var(--section-space) 0;
}

.section-heading {
  margin-bottom: clamp(30px, 3.8vw, 44px);
}

.hero {
  min-height: calc(100vh - var(--header-height));
  padding: clamp(58px, 5.8vw, 78px) 0;
}

.hero-grid {
  grid-template-columns: minmax(0, 0.94fr) minmax(450px, 0.98fr);
  gap: clamp(42px, 5vw, 68px);
}

.hero h1 {
  max-width: 760px;
  font-size: clamp(3.75rem, 6vw, 5.75rem);
  line-height: 0.98;
}

.hero-text {
  margin-bottom: 28px;
  font-size: clamp(1.1rem, 1.35vw, 1.24rem);
}

.hero-trust-list {
  margin-bottom: 34px;
}

.hero-actions {
  gap: 16px;
}

.hero-actions .button {
  min-height: 56px;
  padding: 16px 28px;
  font-size: 1.04rem;
}

.hero-card {
  padding: 24px;
}

.hero-image {
  aspect-ratio: 16 / 8.9;
  margin-bottom: 20px;
}

.water-panel {
  padding: 24px;
}

main > .section + .section {
  margin-top: 0;
}

.sustainable-content .section-heading,
#why .section-heading {
  margin-bottom: 34px;
}

.choose-callout,
.sustainable-statement {
  margin-top: 32px;
}

@media (max-width: 1100px) {
  .brand-logo {
    height: clamp(58px, 5.2vw, 62px);
    width: auto;
  }

  .nav-menu {
    font-size: 16px;
  }
}

@media (max-width: 980px) {
  .brand-logo {
    width: auto;
    height: 58px;
    max-height: 58px;
  }

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

  .hero-card {
    max-width: 820px;
  }
}

@media (max-width: 700px) {
  :root {
    --header-height: 72px;
    --section-space: 54px;
  }

  .brand-logo {
    width: auto;
    height: 52px;
    max-height: 52px;
  }

  .section {
    padding: var(--section-space) 0;
  }

  .hero {
    min-height: auto;
    padding: 52px 0 56px;
  }

  .hero h1 {
    font-size: clamp(2.85rem, 12.5vw, 3.85rem);
  }

  .hero-actions .button {
    min-height: 54px;
    padding: 15px 24px;
  }
}

/* Final premium refinement pass */
.brand-logo {
  height: clamp(66px, 5.1vw, 70px);
  max-height: 70px;
  width: auto;
}

.navbar {
  align-items: center;
}

.nav-menu a {
  color: var(--colour-grey-700);
  transition: color 200ms ease;
}

.nav-menu a::after {
  background: linear-gradient(90deg, var(--colour-blue), #66c7ff);
  transform-origin: left;
  transition: transform 220ms ease;
}

.nav-menu a:hover,
.nav-menu a:focus-visible {
  color: var(--colour-blue);
}

.hero {
  padding: clamp(52px, 5.1vw, 70px) 0;
}

.hero-grid {
  grid-template-columns: minmax(0, 0.9fr) minmax(470px, 1.03fr);
  gap: clamp(38px, 4.6vw, 62px);
}

.hero h1 {
  max-width: 610px;
  font-size: clamp(3.75rem, 5.95vw, 5.72rem);
  line-height: 0.98;
  text-wrap: balance;
}

.hero-text {
  margin-bottom: 24px;
}

.hero-trust-list {
  gap: 10px 20px;
  margin-bottom: 30px;
}

.hero-card {
  padding: 25px;
  border-radius: 24px;
  box-shadow: 0 38px 96px rgba(0, 0, 0, 0.34);
  transform: scale(1.02);
  transform-origin: center right;
}

.hero-image {
  border-radius: 22px;
  box-shadow: 0 34px 78px rgba(0, 0, 0, 0.3);
}

@media (max-width: 1100px) {
  .brand-logo {
    height: clamp(62px, 5.4vw, 66px);
    max-height: 66px;
  }

  .hero h1 {
    max-width: 640px;
  }
}

@media (max-width: 980px) {
  .brand-logo {
    height: 60px;
    max-height: 60px;
  }

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

  .hero-card {
    max-width: 840px;
    transform: none;
    transform-origin: center;
  }
}

@media (max-width: 700px) {
  .brand-logo {
    height: 54px;
    max-height: 54px;
  }

  .hero {
    padding: 48px 0 54px;
  }

  .hero h1 {
    max-width: 100%;
    font-size: clamp(2.75rem, 12vw, 3.75rem);
  }
}

/* Logo asset crop correction */
.brand-logo {
  height: clamp(58px, 4.5vw, 60px);
  max-height: 60px;
  width: auto;
}

@media (max-width: 1100px) {
  .brand-logo {
    height: 58px;
    max-height: 58px;
  }
}

@media (max-width: 980px) {
  .brand-logo {
    height: 56px;
    max-height: 56px;
  }
}

@media (max-width: 700px) {
  .brand-logo {
    height: 50px;
    max-height: 50px;
  }
}

/* Hero logo and CTA refinement */
.brand-logo {
  height: clamp(66px, 5vw, 68px);
  max-height: 68px;
  width: auto;
  object-fit: contain;
  image-rendering: auto;
}

.hero {
  padding: clamp(48px, 4.8vw, 66px) 0;
}

.hero-grid {
  align-items: center;
}

.hero-content {
  align-self: center;
}

.hero h1 {
  max-width: 700px;
  margin-bottom: 22px;
  font-size: clamp(3.15rem, 4.85vw, 4.65rem);
  line-height: 1.04;
  font-weight: 800;
  text-wrap: balance;
}

.hero-text {
  margin-bottom: 24px;
}

.hero-trust-list {
  margin-bottom: 30px;
}

.hero-actions .button {
  min-height: 56px;
  padding: 16px 30px;
  border-radius: 14px;
  transition: transform 240ms ease, box-shadow 240ms ease, background 240ms ease, border-color 240ms ease, color 240ms ease;
}

.hero-actions .button-primary {
  background: linear-gradient(180deg, #1682d8 0%, #0b6fbf 52%, #075493 100%);
  box-shadow: 0 16px 34px rgba(11, 111, 191, 0.3), inset 0 1px 0 rgba(255, 255, 255, 0.22);
}

.hero-actions .button-primary:hover,
.hero-actions .button-primary:focus-visible {
  background: linear-gradient(180deg, #2594ea 0%, #0f7bd0 52%, #0860a8 100%);
  box-shadow: 0 20px 42px rgba(11, 111, 191, 0.38), inset 0 1px 0 rgba(255, 255, 255, 0.28);
}

.hero-actions .button-primary:active {
  transform: translateY(0) scale(0.985);
  box-shadow: 0 10px 24px rgba(11, 111, 191, 0.28), inset 0 2px 6px rgba(0, 0, 0, 0.16);
}

.hero-actions .button-outline-whatsapp {
  border-color: rgba(255, 255, 255, 0.62);
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.16), rgba(255, 255, 255, 0.07));
  box-shadow: 0 14px 32px rgba(0, 0, 0, 0.16), inset 0 1px 0 rgba(255, 255, 255, 0.18);
  backdrop-filter: blur(12px);
}

.hero-actions .button-outline-whatsapp:hover,
.hero-actions .button-outline-whatsapp:focus-visible {
  border-color: rgba(139, 216, 255, 0.9);
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.22), rgba(255, 255, 255, 0.1));
  box-shadow: 0 18px 38px rgba(0, 0, 0, 0.2), inset 0 1px 0 rgba(255, 255, 255, 0.26);
}

.hero-actions .button-outline-whatsapp:active {
  transform: translateY(0) scale(0.985);
}

@media (max-width: 1100px) {
  .brand-logo {
    height: 64px;
    max-height: 64px;
  }

  .hero h1 {
    font-size: clamp(3rem, 5.3vw, 4.35rem);
  }
}

@media (max-width: 980px) {
  .brand-logo {
    height: 58px;
    max-height: 58px;
  }
}

@media (max-width: 700px) {
  .brand-logo {
    height: 52px;
    max-height: 52px;
  }

  .hero h1 {
    font-size: clamp(2.65rem, 11vw, 3.55rem);
    line-height: 1.03;
  }

  .hero-actions .button {
    min-height: 54px;
    padding: 15px 24px;
  }
}

/* Hero heading two-line correction */
.hero h1 {
  max-width: 760px;
  font-size: clamp(3rem, 4.15vw, 4.05rem);
  line-height: 1.08;
  letter-spacing: 0;
}

.hero-title-line {
  display: block;
  white-space: nowrap;
}

@media (max-width: 1100px) {
  .hero h1 {
    font-size: clamp(2.85rem, 4.9vw, 3.85rem);
  }
}

@media (max-width: 700px) {
  .hero-title-line {
    white-space: normal;
  }

  .hero h1 {
    font-size: clamp(2.55rem, 10.6vw, 3.35rem);
    line-height: 1.05;
  }
}

/* Desktop hero heading lock */
@media (min-width: 981px) {
  .hero-grid {
    grid-template-columns: minmax(600px, 0.98fr) minmax(470px, 0.95fr);
    gap: clamp(34px, 3.2vw, 42px);
  }

  .hero-content {
    max-width: 650px;
  }

  .hero h1 {
    max-width: 650px;
    margin-bottom: 34px;
    font-size: clamp(72px, 4.05vw, 80px);
    line-height: 0.98;
    font-weight: 800;
    text-align: left;
  }

  .hero h1 br {
    display: block;
  }

  .hero-title-line {
    display: inline-block;
    white-space: nowrap;
  }
}