/* ===== RESET & BASE ===== */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --header-bg: #1B2B41;
  --subnav-bg: #2A3D54;
  --hero-overlay: rgba(27, 43, 65, 0.8);
  --white: #FFFFFF;
  --off-white: #F7F7F5;
  --light-bg: #F5F5F2;
  --dark-section: #1E1E1E;
  --dark-bg: #111111;
  --footer-bg: #0F0F0F;
  --text-dark: #1A1A1A;
  --text-body: #444444;
  --text-muted: #777777;
  --green-cta: #C08E2F;
  --green-hover: #A5751F;
  --stripe-1: #C8782D;
  --stripe-2: #D4A043;
  --stripe-3: #B34A2A;
  --stripe-4: #D4783C;
  --green-accent: #7BA7BC;
  --green-light: #E8F0F5;
  --star-color: #E8A000;
  --border-light: #E0E0E0;
  --border-dark: #333333;
  --card-shadow: 0 2px 12px rgba(0,0,0,0.08);
  --font: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', system-ui, sans-serif;
}

html { scroll-behavior: smooth; }

body {
  font-family: var(--font);
  color: var(--text-dark);
  background: var(--white);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

h1, h2, .section-title, .section-title-left {
  font-family: var(--font);
}

a { color: var(--green-cta); text-decoration: none; }
a:hover { color: var(--green-hover); }

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

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
}

/* ===== HEADER / NAV ===== */
.site-header {
  background: var(--header-bg);
  position: sticky;
  top: 0;
  z-index: 1000;
}

.nav-inner {
  max-width: 1400px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  height: 64px;
  padding: 0 24px;
  gap: 8px;
}

.nav-logo {
  display: inline-flex;
  align-items: center;
  gap: 0;
  text-decoration: none;
  flex-shrink: 0;
}

.nav-logo img,
.nav-logo-img {
  height: 36px;
  width: auto;
  display: block;
}

.nav-logo-text {
  font-family: 'Bebas Neue', 'Century Gothic', sans-serif;
  font-size: 1.8rem;
  color: white;
  letter-spacing: 0.1em;
  line-height: 1;
}

.nav-logo-stripe {
  display: flex;
  align-items: center;
  margin-left: 10px;
  transform: skewX(-20deg);
  height: 28px;
  gap: 3px;
}

.nav-logo-stripe span {
  width: 5px;
  height: 100%;
  display: block;
  border-radius: 1px;
}

.nav-logo-stripe span:nth-child(1) { background: var(--stripe-1); }
.nav-logo-stripe span:nth-child(2) { background: var(--stripe-2); }
.nav-logo-stripe span:nth-child(3) { background: var(--stripe-3); }
.nav-logo-stripe span:nth-child(4) { background: var(--stripe-4); }

.nav-links {
  display: flex;
  gap: 4px;
  list-style: none;
  align-items: center;
  margin-left: 24px;
  flex: 1;
}

.nav-links a {
  color: rgba(255,255,255,0.85);
  font-size: 0.85rem;
  font-weight: 500;
  padding: 8px 14px;
  border-radius: 6px;
  transition: all 0.2s;
}

.nav-links a:hover {
  color: #fff;
  background: rgba(255,255,255,0.1);
}

.nav-links a.active {
  color: #fff;
  background: rgba(255,255,255,0.15);
}

.nav-right {
  display: flex;
  align-items: center;
  gap: 16px;
  margin-left: auto;
}

.nav-phone {
  color: rgba(255,255,255,0.9);
  font-size: 0.85rem;
  font-weight: 500;
  display: flex;
  align-items: center;
  gap: 6px;
}

.nav-phone:hover { color: #fff; }

.nav-cta {
  background: var(--green-cta);
  color: white !important;
  padding: 10px 20px;
  border-radius: 6px;
  font-size: 0.85rem;
  font-weight: 600;
  transition: background 0.2s;
  white-space: nowrap;
}

.nav-cta:hover {
  background: var(--green-hover);
  color: white !important;
}

.mobile-menu-btn {
  display: none;
  background: none;
  border: none;
  color: white;
  cursor: pointer;
  padding: 8px;
  flex-direction: column;
  gap: 5px;
  align-items: center;
}
.mobile-menu-btn .icon-bar {
  display: block;
  width: 22px;
  height: 2px;
  background: white;
  border-radius: 2px;
  transition: all 0.3s;
}

/* ===== OFFCANVAS MOBILE MENU ===== */
.offcanvas-menu {
  position: fixed;
  top: 0;
  right: 0;
  bottom: 0;
  width: 100%;
  max-width: 100%;
  background: var(--header-bg);
  z-index: 2000;
  transform: translateX(100%);
  transition: transform 0.35s cubic-bezier(0.4, 0, 0.2, 1);
  overflow-y: auto;
  overflow-x: hidden;
  padding: 20px 4px;
}
.offcanvas-menu.open { transform: translateX(0); }
.offcanvas-backdrop {
  position: fixed; inset: 0;
  background: rgba(0,0,0,0.5);
  z-index: 1999;
  opacity: 0; pointer-events: none;
  transition: opacity 0.35s;
}
.offcanvas-backdrop.open { opacity: 1; pointer-events: auto; }
.offcanvas-close {
  position: absolute; top: 16px; right: 20px;
  background: none; border: none; color: white;
  font-size: 2rem; cursor: pointer; line-height: 1;
  padding: 4px 8px; z-index: 10;
}
.offcanvas-nav { padding-top: 60px; }
.offcanvas-top-level { list-style: none; padding: 0; margin: 0; }
.offcanvas-top-level > li { margin: 0 16px 4px; }
.offcanvas-item-row {
  display: flex; align-items: center; justify-content: space-between;
  padding: 10px 16px; border-radius: 8px; cursor: pointer;
  transition: background 0.2s;
}
.offcanvas-item-row:hover { background: rgba(255,255,255,0.08); }
.offcanvas-link-text {
  color: white; font-size: 1.05rem; font-weight: 600;
  text-decoration: none; display: block;
  padding: 10px 16px; border-radius: 8px; transition: background 0.2s;
}
a.offcanvas-link-text:hover { background: rgba(255,255,255,0.08); }
.offcanvas-item-row .offcanvas-link-text { padding: 0; }
.chevron-right {
  background: none; border: none; color: white;
  font-size: 1.6rem; cursor: pointer; padding: 0 8px;
  line-height: 1; transition: transform 0.2s;
}
.offcanvas-sublevel {
  position: absolute; top: 0; left: 0; right: 0; bottom: 0;
  background: var(--header-bg);
  transform: translateX(100%);
  transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  padding: 20px 0; overflow-y: auto; z-index: 5;
}
.offcanvas-sublevel.open { transform: translateX(0); }
.back-btn {
  background: none; border: none; color: white;
  font-size: 1.1rem; font-weight: 600; cursor: pointer;
  padding: 8px 24px; margin-bottom: 16px;
  display: flex; align-items: center; gap: 4px;
}
.back-btn:hover { opacity: 0.7; }
.offcanvas-sub-list { list-style: none; padding: 0; margin: 0; }
.offcanvas-sub-list > li { margin: 0 16px 4px; }
.offcanvas-sub-list a {
  color: white; font-size: 1.02rem; font-weight: 600;
  text-decoration: none; display: block;
  padding: 10px 16px; border-radius: 8px; transition: background 0.2s;
}
.offcanvas-sub-list a:hover { background: rgba(255,255,255,0.08); }
.accordion-parent { margin: 0 !important; }
.accordion-header-row {
  display: flex; align-items: center; justify-content: space-between;
  padding: 0 16px; margin: 0 16px 4px; border-radius: 8px;
  transition: background 0.2s;
}
.accordion-header-row:hover { background: rgba(255,255,255,0.08); }
.accordion-header-row a { flex: 1; padding: 10px 0; margin: 0; }
.accordion-chevron {
  background: none; border: none; color: white;
  font-size: 1.4rem; cursor: pointer; padding: 4px 8px;
  line-height: 1; transition: transform 0.3s; transform: rotate(0deg);
}
.accordion-chevron.open { transform: rotate(90deg); }
.accordion-body {
  list-style: none; padding: 0; margin: 0;
  max-height: 0; overflow: hidden; transition: max-height 0.3s ease;
}
.accordion-body > li { margin: 0 16px 2px; padding-left: 20px; }
.accordion-body a { color: rgba(255,255,255,0.75); font-size: 0.95rem; font-weight: 500; padding: 8px 16px; }
.offcanvas-cta {
  margin: 32px 24px 16px; padding-top: 24px;
  border-top: 1px solid rgba(255,255,255,0.15);
}
.offcanvas-cta-btn {
  width: 100%; text-align: center; display: block;
  padding: 14px 24px; font-size: 1rem;
}

/* ===== SUB NAVIGATION ===== */


/* ===== MEGA MENU / NAV DROPDOWN ===== */
.site-header { overflow: visible; }

.nav-dropdown-btn {
  background: none;
  border: none;
  color: rgba(255,255,255,0.85);
  font-size: 0.85rem;
  font-weight: 500;
  padding: 8px 14px;
  border-radius: 6px;
  cursor: pointer;
  transition: all 0.2s;
  display: flex;
  align-items: center;
  gap: 5px;
  font-family: var(--font);
  white-space: nowrap;
  line-height: 1;
}

.nav-dropdown-btn:hover {
  color: #fff;
  background: rgba(255,255,255,0.1);
}

.nav-dropdown-btn.active {
  color: #fff;
  background: rgba(255,255,255,0.15);
}

.nav-chevron {
  font-size: 0.7rem;
  transition: transform 0.25s;
  display: inline-block;
  margin-top: 1px;
}

.nav-dropdown-btn.active .nav-chevron {
  transform: rotate(180deg);
}

#nav-dropdown-panels {
  position: absolute;
  top: 64px;
  left: 0;
  right: 0;
  z-index: 998;
}

.dropdown-panel {
  display: none;
  background: #162236;
  border-top: 1px solid rgba(255,255,255,0.08);
  box-shadow: 0 12px 40px rgba(0,0,0,0.4);
}

.dropdown-panel.open {
  display: block;
}

.dropdown-panel-inner {
  max-width: 1400px;
  margin: 0 auto;
  padding: 20px 24px 24px;
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}

.dropdown-card {
  display: flex;
  flex-direction: row;
  align-items: flex-start;
  gap: 12px;
  padding: 14px 16px;
  border-radius: 8px;
  text-decoration: none;
  transition: background 0.2s;
  flex: 1;
  min-width: 180px;
  max-width: 280px;
}

.dropdown-card:hover {
  background: rgba(255,255,255,0.07);
  color: white;
}

.dropdown-card-img {
  width: 60px;
  height: 76px;
  object-fit: cover;
  border-radius: 5px;
  flex-shrink: 0;
}

.dropdown-card-body {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.dropdown-card-body strong {
  color: #fff;
  font-size: 0.875rem;
  font-weight: 600;
  line-height: 1.3;
}

.dropdown-card-body p {
  color: rgba(255,255,255,0.6);
  font-size: 0.775rem;
  line-height: 1.45;
  margin: 0;
}

.dropdown-card-link {
  color: var(--green-accent);
  font-size: 0.775rem;
  font-weight: 500;
  margin-top: 2px;
  display: inline-block;
}

.dropdown-card:hover .dropdown-card-link {
  color: #9dc4d8;
}

/* Offcanvas accordion for mega-menu nav items */
.offcanvas-accordion-item {
  margin: 0 16px 4px;
}

.offcanvas-accordion-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 10px 16px;
  border-radius: 8px;
  cursor: pointer;
  transition: background 0.2s;
}

.offcanvas-accordion-header:hover {
  background: rgba(255,255,255,0.08);
}

.offcanvas-accordion-label {
  color: white;
  font-size: 1.05rem;
  font-weight: 600;
}

.offcanvas-accordion-chevron {
  background: none;
  border: none;
  color: white;
  font-size: 1.2rem;
  cursor: pointer;
  padding: 0 4px;
  line-height: 1;
  transition: transform 0.25s;
  transform: rotate(0deg);
}

.offcanvas-accordion-chevron.open {
  transform: rotate(180deg);
}

.offcanvas-accordion-body {
  list-style: none;
  padding: 0;
  margin: 0;
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.3s ease;
}

.offcanvas-accordion-body > li {
  padding-left: 16px;
}

.offcanvas-accordion-body a {
  color: rgba(255,255,255,0.75);
  font-size: 0.95rem;
  font-weight: 500;
  text-decoration: none;
  display: block;
  padding: 8px 16px;
  border-radius: 6px;
  transition: background 0.2s;
}

.offcanvas-accordion-body a:hover {
  background: rgba(255,255,255,0.08);
  color: white;
}


/* ===== BUTTONS ===== */
.btn {
  display: inline-block;
  padding: 14px 28px;
  border-radius: 6px;
  font-weight: 600;
  font-size: 0.95rem;
  cursor: pointer;
  transition: all 0.2s;
  border: none;
  text-align: center;
  letter-spacing: 0.02em;
}

.btn-green {
  background: var(--green-cta);
  color: white;
}

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

.btn-outline-dark {
  background: transparent;
  border: 2px solid var(--text-dark);
  color: var(--text-dark);
}

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

.btn-outline-white {
  background: transparent;
  border: 2px solid white;
  color: white;
}

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

.btn-outline-green {
  background: transparent;
  border: 2px solid var(--green-cta);
  color: var(--green-cta);
}

.btn-outline-green:hover {
  background: var(--green-cta);
  color: white;
}

/* ===== HERO ===== */
.hero {
  position: relative;
  overflow: hidden;
  min-height: 480px;
  display: flex;
  align-items: center;
}

.hero-bg {
  position: absolute;
  inset: 0;
  z-index: 0;
}

.hero-bg img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.hero-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(90deg, var(--hero-overlay) 0%, rgba(27,43,65,0.5) 50%, transparent 100%);
  z-index: 1;
}

.hero-content {
  position: relative;
  z-index: 2;
  max-width: 560px;
  padding: 80px 0;
}

.hero-content .hero-label {
  font-size: 0.9rem;
  color: rgba(255,255,255,0.8);
  margin-bottom: 8px;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.hero-content h1 {
  font-size: 2.8rem;
  font-weight: 700;
  line-height: 1.12;
  margin-bottom: 16px;
  color: white;
}

.hero-content p {
  font-size: 1.05rem;
  color: rgba(255,255,255,0.85);
  margin-bottom: 24px;
  line-height: 1.6;
}

/* Home/About hero: keep copy aligned with star row while controlling wrap width */
.home-hero-content,
.about-hero-content {
  margin-left: 0;
  margin-right: auto;
  padding-left: max(24px, calc((100vw - 1200px) / 2 + 24px));
  padding-right: 24px;
}

.home-hero-content {
  max-width: clamp(600px, 78vw, 1200px);
}

.about-hero-content {
  max-width: clamp(640px, 78vw, 1200px);
}

/* Phone icon styling - inherits color on desktop, dark blue on mobile */
.phone-icon {
  color: inherit;
}

/* Star badge below hero */
.hero-stars-badge {
  background: var(--header-bg);
  padding: 12px 0;
  text-align: left;
}

.hero-stars-badge .container {
  display: flex;
  align-items: center;
  gap: 8px;
}

.hero-stars-badge .stars {
  color: var(--star-color);
  font-size: 1rem;
}

.hero-stars-badge .stars-text {
  color: white;
  font-size: 0.85rem;
  font-weight: 500;
}

/* Quote modal */
.quote-modal {
  position: fixed;
  inset: 0;
  z-index: 3000;
  display: none;
}
.quote-modal.open { display: block; }
.quote-modal-backdrop {
  position: absolute;
  inset: 0;
  background: rgba(12, 26, 44, 0.62);
}
.quote-modal-panel {
  position: relative;
  max-width: 680px;
  margin: 5vh auto;
  background: #fff;
  border-radius: 14px;
  box-shadow: 0 22px 60px rgba(10, 18, 35, 0.35);
  overflow: hidden;
}
.quote-modal-header {
  background: var(--header-bg);
  color: #fff;
  padding: 18px 22px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.quote-modal-header h3 {
  margin: 0;
  font-size: 1.25rem;
}
.quote-modal-close {
  border: none;
  background: transparent;
  color: #fff;
  font-size: 1.7rem;
  line-height: 1;
  cursor: pointer;
}
.quote-modal-body { padding: 22px; }
.quote-modal-form {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
}
.quote-modal-form .full { grid-column: 1 / -1; }
.quote-modal-form input,
.quote-modal-form select,
.quote-modal-form textarea {
  width: 100%;
  padding: 12px;
  border: 1px solid var(--border-light);
  border-radius: 8px;
  font-size: 0.95rem;
}
.quote-modal-form textarea { min-height: 96px; resize: vertical; }
.quote-modal-form .btn.btn-green {
  width: 100%;
  border: none;
}

/* ===== SECTION STYLES ===== */
section {
  padding: 80px 0;
}

.section-white { background: var(--white); color: var(--text-dark); }
.section-light { background: var(--off-white); color: var(--text-dark); }
.section-dark { background: var(--dark-section); color: white; }
.section-green { background: var(--header-bg); color: white; }
.section-footer { background: var(--footer-bg); color: white; }

.section-title {
  font-size: 2.2rem;
  font-weight: 700;
  text-align: center;
  margin-bottom: 16px;
  line-height: 1.2;
}

.section-title-left {
  font-size: 2.2rem;
  font-weight: 700;
  margin-bottom: 16px;
  line-height: 1.2;
}

.section-subtitle {
  text-align: center;
  color: var(--text-muted);
  font-size: 1.05rem;
  max-width: 700px;
  margin: 0 auto 48px;
  line-height: 1.7;
}

.section-dark .section-subtitle,
.section-green .section-subtitle { color: rgba(255,255,255,0.7); }

.section-dark .section-title,
.section-green .section-title { color: white; }

/* ===== CARD GRID ===== */
.card-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  margin-top: 40px;
}

.card {
  background: var(--white);
  border-radius: 12px;
  overflow: hidden;
  transition: transform 0.3s, box-shadow 0.3s;
  box-shadow: var(--card-shadow);
  color: var(--text-dark);
}

.section-white .card,
.section-light .card {
  border: 1px solid var(--border-light);
}

.card:hover {
  transform: translateY(-4px);
  box-shadow: 0 8px 24px rgba(0,0,0,0.12);
  color: var(--text-dark);
}

.card-img {
  width: 100%;
  height: 260px;
  object-fit: cover;
}

.card-body {
  padding: 24px;
}

.card-body h3 {
  font-size: 1.2rem;
  margin-bottom: 8px;
  font-weight: 700;
  color: var(--text-dark);
}

.card-body p {
  color: var(--text-body);
  font-size: 0.92rem;
  margin-bottom: 16px;
  line-height: 1.6;
}

.card-link {
  color: var(--text-dark);
  font-weight: 600;
  font-size: 0.9rem;
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

.card-link::before {
  content: '';
  display: inline-block;
  width: 20px;
  height: 20px;
  background: var(--green-cta);
  border-radius: 4px;
  position: relative;
}

.card-link::after {
  content: '→';
  position: absolute;
  color: white;
  font-size: 0.75rem;
  margin-left: 3px;
}

/* Simplified arrow for card links */
.card-link {
  position: relative;
}

.card-link::before {
  content: '↗';
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 24px;
  height: 24px;
  background: var(--green-cta);
  color: white;
  border-radius: 4px;
  font-size: 0.8rem;
  font-weight: 700;
}

.card-link::after {
  display: none;
}

/* ===== TRUST BAR ===== */
.trust-bar {
  padding: 48px 0;
  background: var(--white);
}

.trust-bar h3 {
  text-align: center;
  font-size: 1rem;
  font-weight: 500;
  color: var(--text-muted);
  margin-bottom: 28px;
}

.trust-logos {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 48px;
  flex-wrap: wrap;
}

.trust-logos img {
  height: 32px;
  opacity: 0.5;
  transition: opacity 0.3s;
  filter: grayscale(100%);
}

.trust-logos img:hover { opacity: 0.8; }

/* ===== TEXT + IMAGE SECTION ===== */
.text-image {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
  margin-bottom: 80px;
}

.text-image:last-child { margin-bottom: 0; }

.text-image.reverse {
  direction: rtl;
}

.text-image.reverse > * {
  direction: ltr;
}

.text-image-content h2 {
  font-size: 2rem;
  font-weight: 700;
  margin-bottom: 16px;
  line-height: 1.2;
}

.text-image-content p {
  color: var(--text-body);
  font-size: 1rem;
  margin-bottom: 24px;
  line-height: 1.7;
}

.section-dark .text-image-content p,
.section-green .text-image-content p {
  color: rgba(255,255,255,0.75);
}

.section-dark .text-image-content h2,
.section-green .text-image-content h2 {
  color: white;
}

.text-image-img {
  border-radius: 12px;
  overflow: hidden;
}

.text-image-img img {
  width: 100%;
  border-radius: 12px;
}

/* ===== BENEFITS GRID (icon sections) ===== */
.benefits-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 40px;
  text-align: center;
}

.benefit-item {
  padding: 20px;
}

.benefit-icon {
  width: 56px;
  height: 56px;
  margin: 0 auto 20px;
  object-fit: contain;
  display: block;
}

.section-white .benefit-icon,
.section-light .benefit-icon {
  filter: none;
}

.benefit-item h3 {
  font-size: 1.1rem;
  margin-bottom: 12px;
  font-weight: 700;
}

.benefit-item p {
  color: var(--text-body);
  font-size: 0.92rem;
  line-height: 1.6;
}

.section-dark .benefit-item p { color: rgba(255,255,255,0.7); }

/* Photo-style benefits cards (homepage clean-water section) */
.benefits-grid--photos .benefit-item {
  text-align: left;
}

.benefits-grid--photos .benefit-photo {
  width: 100%;
  max-width: 384px;
  aspect-ratio: 4 / 3;
  height: auto;
  object-fit: cover;
  border-radius: 12px;
  margin: 0 auto 16px;
  display: block;
}

/* ===== STEPS ===== */
.steps-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
  margin-top: 40px;
}

.step {
  text-align: center;
}

.step-img {
  border-radius: 12px;
  overflow: hidden;
  margin-bottom: 20px;
}

.step-img img {
  width: 100%;
  border-radius: 12px;
}

.step-number {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: var(--green-cta);
  color: white;
  font-weight: 700;
  font-size: 0.95rem;
  margin-bottom: 12px;
}

.step h3 {
  font-size: 1.05rem;
  margin-bottom: 8px;
  font-weight: 700;
}

.step p {
  color: var(--text-body);
  font-size: 0.92rem;
  line-height: 1.6;
}

.section-dark .step p { color: rgba(255,255,255,0.7); }

/* ===== TESTIMONIAL ===== */
.testimonial {
  text-align: center;
  max-width: 800px;
  margin: 0 auto;
  padding: 40px 24px;
}

.testimonial .stars {
  color: var(--star-color);
  font-size: 1.2rem;
  margin-bottom: 20px;
}

.testimonial blockquote {
  font-size: 1.2rem;
  font-style: italic;
  line-height: 1.7;
  margin-bottom: 24px;
  color: var(--text-body);
}

.section-dark .testimonial blockquote { color: rgba(255,255,255,0.8); }

.testimonial-avatar {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  margin: 0 auto 12px;
}

.testimonial .author {
  font-weight: 700;
  font-size: 1rem;
}

.testimonial .author-title {
  color: var(--text-muted);
  font-size: 0.85rem;
}

/* ===== MAP / CTA SECTION ===== */
.cta-section {
  background: var(--white);
  padding: 80px 0;
}

.cta-section .container {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
}

.cta-content h2 {
  font-size: 2.2rem;
  font-weight: 700;
  margin-bottom: 16px;
  line-height: 1.2;
}

.cta-content p {
  color: var(--text-body);
  font-size: 1rem;
  margin-bottom: 28px;
  line-height: 1.7;
}

.cta-form-card {
  background: var(--white);
  border: 1px solid var(--border-light);
  border-radius: 12px;
  padding: 36px;
  box-shadow: var(--card-shadow);
  transition: box-shadow 280ms ease, border-color 280ms ease;
}

.cta-form-card.cta-highlight {
  border-color: rgba(192,142,47,0.55);
  box-shadow: 0 0 0 4px rgba(192,142,47,0.14), var(--card-shadow);
}

.cta-form-card h3 {
  font-size: 1.2rem;
  margin-bottom: 24px;
  font-weight: 700;
  text-align: center;
}

.form-group {
  margin-bottom: 20px;
}

.form-label {
  display: block;
  font-size: 0.9rem;
  font-weight: 700;
  margin-bottom: 8px;
  color: var(--text-dark);
}

.form-group input[type="text"],
.form-group input[type="email"],
.form-group input[type="tel"],
.form-group select {
  width: 100%;
  padding: 14px 16px;
  border-radius: 8px;
  border: 1px solid var(--border-light);
  background: var(--white);
  color: var(--text-dark);
  font-size: 1rem;
  font-family: var(--font);
  transition: border-color 0.2s, box-shadow 0.2s;
}

.form-group input::placeholder { color: #aaa; }

.form-group input[type="text"]:focus,
.form-group input[type="email"]:focus,
.form-group input[type="tel"]:focus,
.form-group select:focus {
  outline: none;
  border-color: var(--green-cta);
  box-shadow: 0 0 0 3px rgba(192,142,47,0.15);
}

.radio-group {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  margin-top: 6px;
}

.radio-option {
  display: flex !important;
  align-items: center;
  gap: 6px;
  font-weight: 400 !important;
  font-size: 0.95rem !important;
  cursor: pointer;
  color: var(--text-body);
  margin-bottom: 0 !important;
}

.radio-option input[type="radio"] {
  width: 18px;
  height: 18px;
  margin: 0;
  accent-color: var(--green-cta);
  cursor: pointer;
  flex-shrink: 0;
}

.radio-option span {
  white-space: nowrap;
}

.form-submit-btn {
  width: 100%;
  margin-top: 8px;
  padding: 14px 24px;
  font-size: 1.05rem;
  font-weight: 700;
}

/* ===== BLOG CARDS ===== */
.blog-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  margin-top: 40px;
}

.blog-card {
  background: var(--white);
  border-radius: 12px;
  overflow: hidden;
  border: 1px solid var(--border-light);
  transition: box-shadow 0.3s;
}

.blog-card:hover {
  box-shadow: 0 4px 16px rgba(0,0,0,0.1);
}

.blog-card-img {
  height: 200px;
  overflow: hidden;
}

.blog-card-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.blog-card-body {
  padding: 24px;
}

.blog-card-body h3 {
  font-size: 1.05rem;
  margin-bottom: 8px;
  font-weight: 700;
  color: var(--text-dark);
  line-height: 1.4;
}

.blog-card-body p {
  color: var(--text-body);
  font-size: 0.88rem;
  line-height: 1.6;
}

.blog-meta {
  color: var(--text-muted);
  font-size: 0.78rem;
  margin-bottom: 8px;
}

/* ===== FOOTER ===== */
.site-footer {
  background: var(--footer-bg);
  color: white;
  padding: 60px 0 24px;
}

.footer-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-bottom: 32px;
  margin-bottom: 32px;
  border-bottom: 1px solid rgba(255,255,255,0.1);
}

.footer-top .nav-logo img,
.footer-top .nav-logo-img { height: 28px; width: auto; }
.footer-top .nav-logo-text { font-size: 1.5rem; }

.footer-breadcrumb {
  font-size: 0.82rem;
  color: rgba(255,255,255,0.5);
}

.footer-breadcrumb a {
  color: rgba(255,255,255,0.5);
}

.footer-breadcrumb a:hover { color: rgba(255,255,255,0.8); }
.footer-breadcrumb span { margin: 0 6px; }

.footer-grid {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 32px;
  margin-bottom: 40px;
}

.footer-col h4 {
  font-size: 0.82rem;
  font-weight: 700;
  margin-bottom: 16px;
  color: white;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.footer-col ul {
  list-style: none;
}

.footer-col li {
  margin-bottom: 8px;
}

.footer-col a {
  color: rgba(255,255,255,0.6);
  font-size: 0.82rem;
  transition: color 0.2s;
}

.footer-col a:hover { color: white; }

.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.1);
  padding-top: 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 0.8rem;
  color: rgba(255,255,255,0.4);
}

.footer-social {
  display: flex;
  gap: 16px;
}

.footer-social a {
  color: rgba(255,255,255,0.4);
  font-size: 1.1rem;
}

.footer-social a:hover { color: white; }

/* ===== FAQ ACCORDION ===== */
.faq-list {
  max-width: 800px;
  margin: 40px auto 0;
}

.faq-item {
  border-bottom: 1px solid var(--border-light);
}

.section-dark .faq-item {
  border-bottom-color: var(--border-dark);
}

.faq-question {
  width: 100%;
  background: none;
  border: none;
  color: var(--text-dark);
  font-size: 1rem;
  font-weight: 600;
  padding: 20px 0;
  text-align: left;
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-family: var(--font);
  line-height: 1.4;
}

.section-dark .faq-question { color: white; }

.faq-question::after {
  content: '+';
  font-size: 1.5rem;
  font-weight: 300;
  transition: transform 0.3s;
  flex-shrink: 0;
  margin-left: 16px;
  color: var(--text-muted);
}

.faq-item.active .faq-question::after {
  content: '−';
}

.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.3s ease-out;
  color: var(--text-body);
  font-size: 0.92rem;
  line-height: 1.7;
}

.section-dark .faq-answer { color: rgba(255,255,255,0.7); }

.faq-answer-inner {
  padding-bottom: 20px;
}

/* ===== TABS ===== */
.tabs {
  display: flex;
  gap: 0;
  border-bottom: 2px solid var(--border-light);
  margin-bottom: 40px;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
}

.section-dark .tabs {
  border-bottom-color: var(--border-dark);
}

.tab-btn {
  background: none;
  border: none;
  color: var(--text-muted);
  font-size: 0.95rem;
  font-weight: 600;
  padding: 16px 24px;
  cursor: pointer;
  border-bottom: 3px solid transparent;
  margin-bottom: -2px;
  white-space: nowrap;
  font-family: var(--font);
  transition: all 0.2s;
}

.tab-btn:hover { color: var(--text-dark); }
.section-dark .tab-btn:hover { color: white; }

.tab-btn.active {
  color: var(--green-cta);
  border-bottom-color: var(--green-cta);
}

.tab-panel { display: none; }
.tab-panel.active { display: block; }

/* ===== PRODUCT PAGE ===== */
.product-hero {
  padding: 48px 0;
  background: var(--white);
}

.product-hero-inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
  align-items: center;
}

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

.product-hero-main-img {
  border-radius: 12px;
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
}

.product-hero-main-img img {
  max-height: 360px;
  object-fit: contain;
}

.product-hero-thumbs {
  display: flex;
  gap: 8px;
}

.product-hero-thumbs img {
  width: 72px;
  height: 56px;
  object-fit: cover;
  border-radius: 6px;
  border: 2px solid var(--border-light);
  cursor: pointer;
}

.product-hero-text {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.product-hero-text .breadcrumb-label {
  font-size: 0.82rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.product-hero-text h1 {
  font-size: 2rem;
  font-weight: 700;
  line-height: 1.2;
}

.product-hero-text .product-desc {
  color: var(--text-body);
  font-size: 0.95rem;
  line-height: 1.7;
}

/* Feature slide (numbered) */
.feature-slide {
  position: relative;
  border-radius: 16px;
  overflow: hidden;
  min-height: 400px;
  display: flex;
  align-items: flex-end;
  margin-bottom: 40px;
}

.feature-slide-bg {
  position: absolute;
  inset: 0;
}

.feature-slide-bg img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.feature-slide-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(0,0,0,0.8) 0%, rgba(0,0,0,0.2) 60%, transparent 100%);
}

.feature-slide-content {
  position: relative;
  z-index: 2;
  padding: 40px;
  color: white;
  width: 100%;
}

.feature-slide-number {
  font-size: 0.85rem;
  color: rgba(255,255,255,0.6);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  margin-bottom: 8px;
}

.feature-slide-content h2 {
  font-size: 2rem;
  font-weight: 700;
  line-height: 1.2;
  margin-bottom: 8px;
}

.feature-slide-content h3 {
  font-size: 1.6rem;
  font-weight: 700;
  color: var(--green-cta);
}

.feature-slide-tabs {
  display: flex;
  gap: 24px;
  margin-top: 20px;
}

.feature-slide-tab {
  font-size: 0.85rem;
  color: rgba(255,255,255,0.6);
  cursor: pointer;
  padding-bottom: 4px;
  border-bottom: 2px solid transparent;
}

.feature-slide-tab.active {
  color: white;
  border-bottom-color: var(--green-cta);
}

/* Feature grid for product pages */
.feature-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
}

.feature-card {
  background: var(--off-white);
  border-radius: 12px;
  padding: 28px;
}

.section-dark .feature-card {
  background: rgba(255,255,255,0.08);
}

.feature-card h3 {
  font-size: 1.05rem;
  margin-bottom: 8px;
  font-weight: 700;
  color: var(--text-dark);
}

.section-dark .feature-card h3 { color: white; }

.feature-card p {
  color: var(--text-body);
  font-size: 0.92rem;
  line-height: 1.6;
}

.section-dark .feature-card p { color: rgba(255,255,255,0.7); }

/* Contaminant icons grid */
.contaminant-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
  margin: 32px 0;
}

.contaminant-item {
  text-align: center;
  padding: 20px 12px;
  background: var(--off-white);
  border-radius: 10px;
}

.contaminant-item .icon {
  width: 48px;
  height: 48px;
  margin: 0 auto 12px;
  background: var(--green-light);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.2rem;
}

.contaminant-item h4 {
  font-size: 0.88rem;
  font-weight: 700;
}

/* Product features 4-grid */
.product-features {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
  text-align: center;
  margin-top: 48px;
}

.product-feature {
  padding: 28px 16px;
  background: var(--off-white);
  border-radius: 12px;
  border: 1px solid var(--border-light);
}

.section-dark .product-feature {
  background: rgba(255,255,255,0.06);
  border-color: var(--border-dark);
}

.product-feature .feature-icon {
  width: 48px;
  height: 48px;
  margin: 0 auto 16px;
}

.product-feature h4 {
  font-size: 0.95rem;
  margin-bottom: 8px;
  font-weight: 700;
}

.product-feature p {
  color: var(--text-body);
  font-size: 0.85rem;
  line-height: 1.6;
}

.section-dark .product-feature p { color: rgba(255,255,255,0.65); }

/* Specs table */
.specs-table {
  width: 100%;
  max-width: 700px;
  margin: 40px auto 0;
  border-collapse: collapse;
}

.specs-table tr {
  border-bottom: 1px solid var(--border-light);
}

.section-dark .specs-table tr {
  border-bottom-color: var(--border-dark);
}

.specs-table td {
  padding: 16px 12px;
  font-size: 0.92rem;
}

.specs-table td:first-child {
  font-weight: 600;
  color: var(--text-dark);
  width: 40%;
}

.section-dark .specs-table td:first-child { color: white; }

.specs-table td:last-child {
  color: var(--text-body);
}

.section-dark .specs-table td:last-child { color: rgba(255,255,255,0.7); }

/* Comparison table */
.comparison-table {
  width: 100%;
  border-collapse: collapse;
  margin: 20px 0;
}

.comparison-table th,
.comparison-table td {
  padding: 12px 16px;
  text-align: left;
  border-bottom: 1px solid var(--border-light);
  font-size: 0.88rem;
}

.comparison-table th {
  color: var(--green-cta);
  font-weight: 700;
}

.comparison-table td { color: var(--text-body); }

.section-dark .comparison-table th { color: var(--green-cta); }
.section-dark .comparison-table td { color: rgba(255,255,255,0.7); }
.section-dark .comparison-table th,
.section-dark .comparison-table td {
  border-bottom-color: var(--border-dark);
}

/* Reviews */
.reviews-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  margin-top: 40px;
}

.review-card {
  background: var(--off-white);
  border-radius: 12px;
  padding: 28px;
  border: 1px solid var(--border-light);
}

.section-dark .review-card {
  background: rgba(255,255,255,0.06);
  border-color: var(--border-dark);
}

.review-card .stars {
  color: var(--star-color);
  font-size: 1rem;
  margin-bottom: 12px;
}

.review-card blockquote {
  font-size: 0.92rem;
  color: var(--text-body);
  margin-bottom: 16px;
  font-style: italic;
  line-height: 1.6;
}

.section-dark .review-card blockquote { color: rgba(255,255,255,0.7); }

.review-card .reviewer {
  font-weight: 700;
  font-size: 0.92rem;
  color: var(--text-dark);
}

.section-dark .review-card .reviewer { color: white; }

/* ===== CATEGORY PAGE BENEFIT SECTIONS ===== */
.benefit-section {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
  margin-bottom: 80px;
}

.benefit-section:last-child { margin-bottom: 0; }

.benefit-section.reverse { direction: rtl; }
.benefit-section.reverse > * { direction: ltr; }

.benefit-text h2 {
  font-size: 2rem;
  margin-bottom: 16px;
  font-weight: 700;
  line-height: 1.2;
}

.benefit-text p {
  color: var(--text-body);
  font-size: 1rem;
  line-height: 1.7;
}

/* ===== BREADCRUMB ===== */
.breadcrumb {
  padding: 16px 0;
  font-size: 0.82rem;
  color: var(--text-muted);
}

.breadcrumb a { color: var(--text-muted); }
.breadcrumb a:hover { color: var(--green-cta); }
.breadcrumb span { margin: 0 6px; }

/* ===== 5-CARD GRID ===== */
.card-grid-5 {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 20px;
  margin-top: 40px;
}

.card-grid-5 .card {
  font-size: 0.9rem;
}

.card-grid-5 .card-img {
  height: 200px;
}

.card-grid-5 .card-body {
  padding: 20px;
}

.card-grid-5 .card-body h3 {
  font-size: 1.05rem;
}

.card-grid-5 .card-body p {
  font-size: 0.85rem;
}

/* ===== PROCESS STEPS (4-stage for RO) ===== */
.process-steps {
  margin-top: 48px;
}

.process-step {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
  margin-bottom: 60px;
}

.process-step:nth-child(even) {
  direction: rtl;
}

.process-step:nth-child(even) > * {
  direction: ltr;
}

.process-step-number {
  font-size: 1.2rem;
  font-weight: 700;
  color: var(--green-cta);
  margin-bottom: 8px;
}

.process-step h3 {
  font-size: 1.5rem;
  font-weight: 700;
  margin-bottom: 12px;
}

.process-step p {
  color: var(--text-body);
  font-size: 0.95rem;
  line-height: 1.7;
}

.process-step-img {
  border-radius: 12px;
  overflow: hidden;
}

.process-step-img img {
  width: 100%;
  border-radius: 12px;
}

/* ===== "SEE ALL ARTICLES" BUTTON ===== */
.btn-see-all {
  display: block;
  text-align: center;
  margin-top: 32px;
}

/* ===== RESPONSIVE ===== */
@media (min-width: 901px) {
  .mobile-menu-btn { display: none; }
  .offcanvas-menu, .offcanvas-backdrop { display: none; }
}

/* --- Tablet landscape / small desktop (1024px) --- */
@media (max-width: 1024px) {
  .card-grid { grid-template-columns: repeat(2, 1fr); }
  .card-grid-5 { grid-template-columns: repeat(3, 1fr); }
  .footer-grid { grid-template-columns: repeat(3, 1fr); }
  .product-features { grid-template-columns: repeat(2, 1fr); }
  .reviews-grid { grid-template-columns: 1fr; }
  .contaminant-grid { grid-template-columns: repeat(4, 1fr); }
  .nav-links a { font-size: 0.8rem; padding: 8px 10px; }
  .blog-grid { grid-template-columns: repeat(2, 1fr); }
}

/* --- Tablet portrait (900px) --- */
@media (max-width: 900px) {
  /* Stack text+image and benefit sections earlier for tablet portrait */
  .text-image,
  .benefit-section,
  .process-step {
    grid-template-columns: 1fr;
    gap: 32px;
  }
  .text-image.reverse,
  .benefit-section.reverse,
  .process-step:nth-child(even) {
    direction: ltr;
  }

  /* CTA section stacks at tablet portrait */
  .cta-section .container {
    grid-template-columns: 1fr;
    gap: 36px;
  }

  /* Product hero stacks at tablet portrait */
  .product-hero-inner {
    grid-template-columns: 1fr;
    gap: 32px;
  }

  /* Steps go single column */
  .steps-grid {
    grid-template-columns: 1fr;
    gap: 32px;
  }

  /* Benefits grid: 2 columns, centered */
  .benefits-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 28px;
  }

  /* Blog single column */
  .blog-grid { grid-template-columns: 1fr; }

  /* Cards single column */
  .card-grid { grid-template-columns: 1fr; }

  /* Hero: full overlay at tablet portrait */
  .hero-overlay {
    background: rgba(27, 43, 65, 0.75);
  }
  .hero-content {
    max-width: 100%;
  }
  .hero-content h1 {
    font-size: 2.2rem;
  }

  /* Nav: collapse to hamburger at tablet portrait */
  .nav-links { display: none; }
  .mobile-menu-btn { display: flex; }
  .nav-inner {
    height: 56px;
  }
  /* Keep phone + CTA visible at tablet */
  .nav-right {
    display: flex;
    margin-left: auto;
    gap: 12px;
  }
  .nav-cta {
    padding: 8px 16px;
    font-size: 0.82rem;
  }
  .nav-phone {
    font-size: 0.82rem;
  }

  /* Sub-nav: hide scrollbar */

  /* Footer: 2-column */
  .footer-grid { grid-template-columns: repeat(2, 1fr); }
  .footer-bottom { flex-direction: column; gap: 12px; text-align: center; }
}

/* --- Mobile (768px) --- */
@media (max-width: 768px) {

  /* HEADER: hide CTA, keep phone smaller */
  .nav-cta { display: none; }
  .nav-phone {
    font-size: 0.85rem;
    background: var(--green-cta);
    color: #fff;
    padding: 10px 14px;
    border-radius: 6px;
    font-weight: 700;
    border: 2px solid rgba(255,255,255,0.12);
    box-shadow: 0 6px 18px rgba(17, 76, 38, 0.35);
  }
  .nav-phone:hover {
    background: var(--green-cta-hover);
    color: #fff;
  }
  .nav-phone .phone-icon {
    display: none;
  }
  .nav-inner { padding: 0 20px; }
  .nav-logo-img { height: 28px; }

  /* SUB-NAV: smaller text */

  /* HERO: refine for mobile */
  .hero {
    min-height: 360px;
  }
  .hero-content {
    padding: 48px 20px;
  }
  .home-hero-content,
  .about-hero-content {
    padding-left: 20px !important;
    padding-right: 20px !important;
    max-width: 100%;
  }
  .hero-content .hero-label {
    font-size: 0.8rem;
  }
  .hero-content h1 {
    font-size: 1.85rem;
  }
  .hero-content p {
    font-size: 0.95rem;
    margin-bottom: 20px;
  }
  .hero-content .btn {
    width: 100%;
    padding: 14px 24px;
    font-size: 0.95rem;
  }

  /* Star badge */
  .hero-stars-badge .container {
    justify-content: center;
    padding: 0 20px;
  }

  /* CONTAINER: comfortable mobile padding */
  .container {
    padding: 0 20px;
  }

  .quote-modal-panel {
    margin: 20px;
    max-height: calc(100vh - 40px);
    overflow-y: auto;
  }
  .quote-modal-form {
    grid-template-columns: 1fr;
  }

  /* TYPOGRAPHY: smaller headings */
  .section-title {
    font-size: 1.5rem;
    margin-bottom: 12px;
  }
  .section-title-left {
    font-size: 1.5rem;
  }
  .section-subtitle {
    font-size: 0.92rem;
    margin-bottom: 32px;
  }

  /* SECTIONS: less vertical padding */
  section {
    padding: 48px 0;
  }

  /* CARDS: tighter spacing */
  .card-grid {
    gap: 20px;
    margin-top: 24px;
  }
  .card-img {
    height: 220px;
  }
  .card-body {
    padding: 20px;
  }
  .card-body h3 {
    font-size: 1.1rem;
  }
  .card-body p {
    font-size: 0.88rem;
    margin-bottom: 12px;
  }

  /* CARD GRID 5-col: 2 columns */
  .card-grid-5 {
    grid-template-columns: repeat(2, 1fr);
    gap: 16px;
  }
  .card-grid-5 .card-img { height: 160px; }

  /* TRUST BAR */
  .trust-bar { padding: 32px 0; }
  .trust-bar h3 { font-size: 0.88rem; margin-bottom: 20px; }
  .trust-logos { gap: 20px; }
  .trust-logos img { height: 22px; }

  /* TEXT + IMAGE: tighten gap */
  .text-image,
  .benefit-section {
    gap: 24px;
    margin-bottom: 48px;
  }
  .text-image-content h2,
  .benefit-text h2 {
    font-size: 1.5rem;
  }
  .text-image-content p,
  .benefit-text p {
    font-size: 0.92rem;
    margin-bottom: 16px;
  }

  /* BENEFITS GRID: stays 2-column centered at tablet/mobile */
  .benefit-item h3 {
    font-size: 1rem;
    margin-bottom: 6px;
  }
  .benefit-item p {
    font-size: 0.88rem;
  }

  /* STEPS: tighter */
  .steps-grid {
    margin-top: 24px;
  }
  .step h3 {
    font-size: 1rem;
  }

  /* TESTIMONIAL */
  .testimonial {
    padding: 24px 20px;
  }
  .testimonial blockquote {
    font-size: 1.05rem;
  }

  /* CTA / FORM SECTION */
  .cta-section {
    padding: 48px 0;
  }
  .cta-section .container {
    padding: 0 20px;
  }
  .cta-content h2 {
    font-size: 1.6rem;
  }
  .cta-content p {
    font-size: 0.92rem;
    margin-bottom: 20px;
  }
  .cta-form-card {
    padding: 24px 20px;
  }

  /* BLOG GRID */
  .blog-grid {
    gap: 16px;
    margin-top: 24px;
  }
  .blog-card-body {
    padding: 20px;
  }
  .blog-card-body h3 {
    font-size: 1rem;
  }

  /* FOOTER: compact */
  .site-footer .container {
    padding: 0 20px;
  }
  .footer-grid {
    gap: 24px;
    margin-bottom: 28px;
  }
  .site-footer {
    padding: 40px 0 20px;
  }
  .footer-top {
    flex-direction: column;
    align-items: flex-start;
    gap: 12px;
    padding-bottom: 20px;
    margin-bottom: 24px;
  }
  .footer-breadcrumb { font-size: 0.78rem; }
  .footer-col h4 { font-size: 0.78rem; margin-bottom: 12px; }
  .footer-col a { font-size: 0.78rem; }
  .footer-col li { margin-bottom: 6px; }
  .footer-bottom { font-size: 0.75rem; }

  /* PRODUCT HERO: refine stacked layout */
  .product-hero-text h1 {
    font-size: 1.6rem;
  }
  .product-hero-text .product-desc {
    font-size: 0.9rem;
  }
  .product-hero-main-img img {
    max-height: 260px;
  }

  /* TABS: scrollable */
  .tabs {
    margin-bottom: 28px;
    gap: 0;
  }
  .tab-btn {
    font-size: 0.82rem;
    padding: 12px 16px;
    flex-shrink: 0;
  }

  /* FEATURE SLIDE: reduce height */
  .feature-slide {
    min-height: 280px;
    border-radius: 12px;
    margin-bottom: 28px;
    margin-left: 0;
    margin-right: 0;
  }
  .feature-slide-content {
    padding: 24px 20px;
  }
  .feature-slide-content h2 {
    font-size: 1.4rem;
  }
  .feature-slide-content h3 {
    font-size: 1.3rem;
  }
  .feature-slide-tabs {
    gap: 12px;
    flex-wrap: wrap;
  }
  .feature-slide-tab {
    font-size: 0.78rem;
  }

  /* FEATURE GRID: single column */
  .feature-grid { grid-template-columns: 1fr; }
  .feature-card { padding: 20px; }

  /* PRODUCT FEATURES: 2 columns */
  .product-features {
    grid-template-columns: 1fr 1fr;
    gap: 16px;
    margin-top: 32px;
  }
  .product-feature { padding: 20px 14px; }
  .product-feature h4 { font-size: 0.88rem; }
  .product-feature p { font-size: 0.82rem; }

  /* CONTAMINANT GRID */
  .contaminant-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 12px;
  }

  /* SPECS TABLE: scrollable */
  .specs-table {
    display: block;
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
  }
  .specs-table td {
    padding: 12px 10px;
    font-size: 0.85rem;
    white-space: nowrap;
  }

  /* COMPARISON TABLE: scrollable */
  .comparison-table {
    display: block;
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
  }
  .comparison-table th,
  .comparison-table td {
    padding: 10px 12px;
    font-size: 0.82rem;
    white-space: nowrap;
  }

  /* FAQ */
  .faq-list { margin-top: 24px; padding: 0 4px; }
  .faq-question { font-size: 0.92rem; padding: 16px 0; }
  .faq-answer { font-size: 0.88rem; }

  /* REVIEWS */
  .reviews-grid {
    grid-template-columns: 1fr;
    gap: 16px;
    margin-top: 24px;
  }
  .review-card { padding: 20px; }
  .review-card blockquote { font-size: 0.88rem; }

  /* PROCESS STEPS: refine */
  .process-step h3 { font-size: 1.2rem; }
  .process-step p { font-size: 0.9rem; }

  /* BUTTONS */
  .btn {
    padding: 12px 24px;
    font-size: 0.9rem;
  }
}

/* --- Small mobile (480px) --- */
@media (max-width: 480px) {
  .container { padding: 0 16px; }
  .nav-inner { padding: 0 16px; }
  .hero { min-height: 300px; }
  .hero-content { padding: 36px 16px; }
  .home-hero-content,
  .about-hero-content {
    padding-left: 16px !important;
    padding-right: 16px !important;
  }
  .hero-content h1 { font-size: 1.6rem; }
  .hero-content p { font-size: 0.88rem; }

  section { padding: 36px 0; }
  .section-title { font-size: 1.35rem; }

  /* Benefits: single column on small screens */
  .benefits-grid { grid-template-columns: 1fr; }

  .card-grid-5 { grid-template-columns: 1fr; }
  .product-features { grid-template-columns: 1fr; }
  .contaminant-grid { grid-template-columns: 1fr 1fr; }

  .footer-grid {
    grid-template-columns: 1fr;
    gap: 20px;
  }

  .text-image-content h2,
  .benefit-text h2 { font-size: 1.35rem; }
  .cta-content h2 { font-size: 1.4rem; }
  .product-hero-text h1 { font-size: 1.4rem; }

  .feature-slide { min-height: 240px; }
  .feature-slide-content h3 { font-size: 1.15rem; }

  .trust-logos img { height: 18px; }
  .trust-logos { gap: 16px; }
}

/* Hide hero line breaks on mobile */
@media (max-width: 767px) {
  .hero-br {
    display: none;
  }
}