/* ==========================================================================
   TrueSeal Insulation — main stylesheet
   Palette: brand blue (primary), steel silver (accent), charcoal navy (dark)
   ========================================================================== */

:root {
  --color-primary: #0B63E5;
  --color-primary-dark: #073E91;
  --color-primary-light: #3B8CFF;
  --color-charcoal: #171E29;
  --color-charcoal-soft: #283244;
  --color-sage: #8A94A6;
  --color-sage-dark: #5C6678;
  --color-bg: #F5F7FB;
  --color-bg-alt: #E9EEF6;
  --color-white: #FFFFFF;
  --color-text: #1E2530;
  --color-text-light: #647085;
  --shadow-soft: 0 10px 30px rgba(15, 23, 42, 0.08);
  --radius: 14px;
  --max-width: 1180px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  overflow-x: hidden;
  max-width: 100%;
}

body {
  margin: 0;
  font-family: 'Inter', 'Segoe UI', 'Helvetica Neue', Arial, sans-serif;
  color: var(--color-text);
  background: var(--color-bg);
  line-height: 1.6;
  overflow-x: hidden;
  max-width: 100%;
}

h1, h2, h3, h4 {
  font-family: 'Poppins', 'Georgia', serif;
  font-weight: 700;
  color: var(--color-charcoal);
  line-height: 1.25;
  margin-top: 0;
}

h1 { font-size: clamp(2rem, 4vw, 3rem); }
h2 { font-size: clamp(1.6rem, 3vw, 2.2rem); }
h3 { font-size: 1.25rem; }

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

a:hover {
  color: var(--color-primary-dark);
}

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

.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 24px;
}

/* ---------- Header ---------- */

.scroll-progress {
  position: fixed;
  top: 0;
  left: 0;
  height: 3px;
  width: 0%;
  background: linear-gradient(90deg, var(--color-primary), var(--color-sage));
  z-index: 300;
  transition: width 0.1s ease-out;
}

.site-header {
  background: rgba(255,255,255,0.92);
  backdrop-filter: saturate(180%) blur(8px);
  border-bottom: 1px solid rgba(0,0,0,0.06);
  position: sticky;
  top: 0;
  z-index: 100;
  transition: box-shadow 0.25s ease, padding 0.25s ease;
}

.site-header.scrolled {
  box-shadow: 0 6px 24px rgba(23,30,41,0.1);
}

.site-header.scrolled .header-inner {
  padding-top: 8px;
  padding-bottom: 8px;
}

.header-inner {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 14px 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  transition: padding 0.25s ease;
}

.logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-family: 'Georgia', serif;
  font-weight: bold;
  font-size: 1.4rem;
  color: var(--color-charcoal);
  min-width: 0;
}

.logo .logo-mark {
  width: 38px;
  height: 38px;
  border-radius: 10px;
  background: linear-gradient(135deg, var(--color-primary), var(--color-primary-dark));
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-white);
  font-size: 1rem;
  flex-shrink: 0;
}

.logo small {
  display: block;
  font-family: 'Segoe UI', sans-serif;
  font-weight: normal;
  font-size: 0.68rem;
  color: var(--color-text-light);
  letter-spacing: 0.04em;
}

.logo-img {
  height: 64px;
  width: auto;
  flex-shrink: 0;
  transition: height 0.25s ease;
}

.site-header.scrolled .logo-img {
  height: 50px;
}

.logo-subtitle {
  display: block;
  font-family: 'Segoe UI', sans-serif;
  font-weight: normal;
  font-size: 0.68rem;
  color: var(--color-text-light);
  letter-spacing: 0.04em;
  white-space: nowrap;
}

.main-nav {
  display: flex;
  align-items: center;
  gap: 18px;
  flex-wrap: nowrap;
}

.main-nav a {
  color: var(--color-charcoal);
  font-weight: 600;
  font-size: 0.95rem;
  padding: 6px 2px;
  border-bottom: 2px solid transparent;
  white-space: nowrap;
}

.logo-subtitle { display: none; }

@media (max-width: 1040px) {
  .header-cta .phone-link { display: none; }
}

@media (max-width: 980px) {
  .main-nav { gap: 12px; }
  .main-nav a { font-size: 0.88rem; }
}

.main-nav a:hover,
.main-nav a.active {
  color: var(--color-primary);
  border-bottom-color: var(--color-primary);
}

.header-cta {
  display: flex;
  align-items: center;
  gap: 14px;
}

.phone-link {
  font-weight: 700;
  color: var(--color-charcoal);
  white-space: nowrap;
}

.phone-link:hover { color: var(--color-primary); }

.btn {
  display: inline-block;
  padding: 12px 24px;
  border-radius: 999px;
  font-weight: 700;
  font-size: 0.95rem;
  text-align: center;
  cursor: pointer;
  border: 2px solid transparent;
  transition: transform 0.15s ease, box-shadow 0.15s ease;
}

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

.btn-primary {
  background: var(--color-primary);
  color: var(--color-white);
  box-shadow: var(--shadow-soft);
}

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

.btn-outline {
  background: transparent;
  border-color: var(--color-charcoal);
  color: var(--color-charcoal);
}

.btn-outline:hover { border-color: var(--color-primary); color: var(--color-primary); }

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

.nav-toggle {
  display: none;
  background: none;
  border: none;
  font-size: 1.6rem;
  color: var(--color-charcoal);
  cursor: pointer;
}

/* ---------- Hero ---------- */

.hero {
  background: linear-gradient(180deg, var(--color-bg-alt) 0%, var(--color-bg) 100%);
  padding: 70px 0 60px;
}

.hero.hero-photo {
  position: relative;
  background-size: cover;
  background-position: center;
  color: var(--color-white);
  padding: 110px 0 90px;
  overflow: hidden;
}

.hero.hero-photo::before {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(120deg, rgba(15,20,30,0.88) 0%, rgba(15,20,30,0.6) 55%, rgba(11,99,229,0.35) 100%);
  z-index: 0;
}

.hero.hero-photo.has-video::before {
  background: linear-gradient(120deg, rgba(15,20,30,0.7) 0%, rgba(15,20,30,0.35) 55%, rgba(11,99,229,0.15) 100%);
}

.hero.hero-photo.has-video::before { content: none; }

.hero-video-overlay {
  position: absolute;
  inset: 0;
  z-index: 1;
  background: linear-gradient(120deg, rgba(15,20,30,0.7) 0%, rgba(15,20,30,0.35) 55%, rgba(11,99,229,0.15) 100%);
}

.hero.hero-photo.has-video .container {
  position: relative;
  z-index: 2;
}

.has-video-banner {
  background: linear-gradient(180deg, #0f141e 0%, #0b1420 100%);
}

.hero-bg-video {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  z-index: 0;
}

.hero.hero-photo .container {
  position: relative;
  z-index: 1;
}

.hero.hero-photo h1,
.hero.hero-photo .lead,
.hero.hero-photo p {
  color: var(--color-white);
}

.hero.hero-photo .lead { color: rgba(255,255,255,0.85); }

.hero.hero-photo .eyebrow {
  background: rgba(255,255,255,0.16);
  color: var(--color-white);
}

.hero.hero-photo .hero-bullets li { color: rgba(255,255,255,0.92); }
.hero.hero-photo .hero-bullets .dot { background: var(--color-primary-light); }

.hero-visual.glass {
  background: rgba(255,255,255,0.1);
  backdrop-filter: blur(12px);
  border: 1px solid rgba(255,255,255,0.22);
  box-shadow: 0 20px 50px rgba(0,0,0,0.25);
}

.hero-visual.glass .icon-tile {
  background: rgba(255,255,255,0.08);
  animation: floatY 5s ease-in-out infinite;
}

.hero-visual.glass .icon-tile:nth-child(2) { animation-delay: 0.6s; }
.hero-visual.glass .icon-tile:nth-child(3) { animation-delay: 1.2s; }

.hero-visual.glass .icon-tile strong { color: var(--color-white); }
.hero-visual.glass .icon-tile span { color: rgba(255,255,255,0.7); }

@keyframes floatY {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-6px); }
}

/* Photo banners used across services / gallery / contact */
.photo-card {
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow-soft);
  position: relative;
  min-height: 260px;
  background-size: cover;
  background-position: center;
}

.gallery-thumb.photo {
  background-size: cover;
  background-position: center;
}

.hero-inner {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 48px;
  align-items: center;
}

.eyebrow {
  display: inline-block;
  background: rgba(11, 99, 229, 0.12);
  color: var(--color-primary-dark);
  font-weight: 700;
  font-size: 0.78rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  padding: 6px 14px;
  border-radius: 999px;
  margin-bottom: 18px;
}

.hero p.lead {
  font-size: 1.1rem;
  color: var(--color-text-light);
  max-width: 46ch;
}

.hero-actions {
  display: flex;
  gap: 14px;
  margin-top: 26px;
  flex-wrap: wrap;
}

.hero-bullets {
  list-style: none;
  padding: 0;
  margin: 28px 0 0;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.hero-bullets li {
  display: flex;
  align-items: center;
  gap: 10px;
  font-weight: 600;
  color: var(--color-charcoal-soft);
}

.hero-bullets .dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--color-sage);
  flex-shrink: 0;
}

.hero-visual {
  background: var(--color-white);
  border-radius: var(--radius);
  box-shadow: var(--shadow-soft);
  padding: 24px;
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.hero-visual .icon-tile {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 14px;
  border-radius: 10px;
  background: var(--color-bg);
}

.hero-visual .icon-tile svg { flex-shrink: 0; }

.hero-visual .icon-tile strong {
  display: block;
  color: var(--color-charcoal);
  font-size: 0.95rem;
}
.hero-visual .icon-tile span {
  color: var(--color-text-light);
  font-size: 0.82rem;
}

/* ---------- Sections ---------- */

section {
  padding: 64px 0;
}

.section-title {
  text-align: center;
  max-width: 640px;
  margin: 0 auto 44px;
}

.section-title p {
  color: var(--color-text-light);
}

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

.about-grid .stats {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 18px;
  margin-top: 24px;
}

.stat-card {
  background: var(--color-white);
  border-radius: var(--radius);
  padding: 18px;
  box-shadow: var(--shadow-soft);
  text-align: center;
}

.stat-card strong {
  display: block;
  font-size: 1.6rem;
  color: var(--color-primary);
  font-family: 'Georgia', serif;
}

.stat-card span {
  font-size: 0.82rem;
  color: var(--color-text-light);
}

.card-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 26px;
}

.savings-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(230px, 1fr));
  gap: 22px;
}

.savings-card {
  background: var(--color-white);
  border-radius: var(--radius);
  padding: 26px;
  box-shadow: var(--shadow-soft);
  border-left: 4px solid var(--color-sage);
}

.savings-card strong.amount {
  display: block;
  font-family: 'Poppins', serif;
  font-size: 1.7rem;
  color: var(--color-primary);
  margin-bottom: 6px;
}

.savings-card span.tag {
  display: inline-block;
  background: rgba(138,148,166,0.16);
  color: var(--color-sage-dark);
  font-size: 0.72rem;
  font-weight: 700;
  padding: 3px 10px;
  border-radius: 999px;
  margin-bottom: 12px;
}

.savings-card p { font-size: 0.9rem; color: var(--color-text-light); margin: 0; }

.bundle-card {
  background: linear-gradient(135deg, var(--color-charcoal) 0%, var(--color-charcoal-soft) 100%);
  color: var(--color-white);
  border-radius: 20px;
  padding: 40px;
}

.bundle-card h2, .bundle-card h3 { color: var(--color-white); }
.bundle-card p { color: rgba(255,255,255,0.78); }

.bundle-companies {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  margin: 22px 0;
}

.bundle-company {
  flex: 1;
  min-width: 220px;
  position: relative;
  border: 1px solid rgba(255,255,255,0.15);
  border-radius: 14px;
  padding: 20px;
  background-size: cover;
  background-position: center;
  overflow: hidden;
  isolation: isolate;
}

.bundle-company::before {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(23,30,41,0.35), rgba(23,30,41,0.88));
  z-index: -1;
}

.bundle-company strong { display: block; color: var(--color-white); margin-bottom: 6px; }
.bundle-company span { color: rgba(255,255,255,0.85); font-size: 0.88rem; }

.bundle-plus {
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.6rem;
  color: var(--color-primary-light);
  font-weight: 700;
}

.card {
  background: var(--color-white);
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow-soft);
  transition: transform 0.15s ease;
}

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

.card .card-body {
  padding: 24px 28px 28px;
  border-top: 4px solid var(--color-primary);
}

.card .card-photo {
  height: 140px;
  background-size: cover;
  background-position: center;
}

.card .icon-badge {
  width: 54px;
  height: 54px;
  border-radius: 12px;
  background: rgba(11, 99, 229, 0.1);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 16px;
  margin-top: -46px;
  border: 4px solid var(--color-white);
  position: relative;
  z-index: 1;
}

.card p { color: var(--color-text-light); font-size: 0.95rem; }

.card a.learn-more {
  font-weight: 700;
  font-size: 0.88rem;
}

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

.cta-banner {
  background: linear-gradient(135deg, var(--color-charcoal) 0%, var(--color-charcoal-soft) 100%);
  color: var(--color-white);
  border-radius: 20px;
  padding: 44px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  flex-wrap: wrap;
}

.cta-banner h3 { color: var(--color-white); margin-bottom: 6px; }
.cta-banner p { color: rgba(255,255,255,0.75); margin: 0; }

.zones-groups {
  display: flex;
  gap: 48px;
  justify-content: center;
  flex-wrap: wrap;
  max-width: 1040px;
  margin: 0 auto;
}

.zones-group {
  flex: 1 1 420px;
  max-width: 480px;
  padding: 32px 28px 28px;
  background: var(--color-white);
  border-radius: var(--radius);
  box-shadow: var(--shadow-soft);
  border-top: 4px solid var(--color-primary);
  transition: transform 0.25s ease, box-shadow 0.25s ease;
}

.zones-group:nth-child(2) {
  border-top-color: var(--color-sage);
}

.zones-group:hover {
  transform: translateY(-5px);
  box-shadow: 0 16px 34px rgba(23, 30, 41, 0.12);
}

.zones-group-title {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  text-align: center;
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--color-charcoal);
  margin-bottom: 20px;
  padding-bottom: 14px;
  border-bottom: 1px solid rgba(0,0,0,0.08);
}

.zones-note {
  text-align: center;
  margin: 32px auto 0;
  color: var(--color-text-light);
  font-size: 0.92rem;
  max-width: 620px;
}

.zones-list {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  justify-content: center;
  list-style: none;
  padding: 0;
  margin: 0;
}

.zones-list li {
  background: var(--color-bg-alt);
  border: 1px solid transparent;
  padding: 8px 16px;
  border-radius: 999px;
  font-weight: 600;
  font-size: 0.88rem;
  color: var(--color-charcoal-soft);
  transition: background 0.2s ease, color 0.2s ease;
}

.zones-group:nth-child(1) .zones-list li:hover {
  background: rgba(11, 99, 229, 0.14);
  color: var(--color-primary-dark);
}

.zones-group:nth-child(2) .zones-list li:hover {
  background: rgba(138, 148, 166, 0.22);
  color: var(--color-sage-dark);
}

@media (max-width: 640px) {
  .zones-groups { gap: 20px; }
  .zones-group { padding: 22px 18px; }
}

.testimonial {
  max-width: 720px;
  margin: 0 auto;
  text-align: center;
}

.testimonial .stars { color: var(--color-primary); letter-spacing: 3px; margin-bottom: 14px; }

.testimonial blockquote {
  font-family: 'Georgia', serif;
  font-size: 1.3rem;
  color: var(--color-charcoal);
  margin: 0 0 16px;
}

.testimonial cite {
  font-style: normal;
  color: var(--color-text-light);
  font-weight: 600;
}

/* ---------- Services detail (page services.html) ---------- */

.service-block {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: 44px;
  align-items: center;
  margin-bottom: 60px;
}

.service-block:nth-child(even) {
  grid-template-columns: 1.1fr 0.9fr;
}

.service-block:nth-child(even) .service-visual {
  order: 2;
}

.service-visual {
  background: var(--color-white);
  border-radius: var(--radius);
  box-shadow: var(--shadow-soft);
  padding: 34px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.service-list {
  list-style: none;
  padding: 0;
  margin: 20px 0 0;
}

.service-list li {
  display: flex;
  gap: 10px;
  align-items: flex-start;
  margin-bottom: 10px;
  color: var(--color-charcoal-soft);
}

.service-list li::before {
  content: "✓";
  color: var(--color-sage);
  font-weight: 700;
  flex-shrink: 0;
}

.badge-sage {
  display: inline-block;
  background: rgba(138, 148, 166, 0.16);
  color: var(--color-sage-dark);
  font-weight: 700;
  font-size: 0.78rem;
  padding: 5px 12px;
  border-radius: 999px;
  margin-bottom: 14px;
}

/* ---------- Projects (gallery) ---------- */

.gallery-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.gallery-card {
  background: var(--color-white);
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow-soft);
}

.gallery-thumb {
  height: 180px;
  background: linear-gradient(135deg, var(--color-bg-alt), var(--color-white));
  display: flex;
  align-items: center;
  justify-content: center;
}

.gallery-card .gallery-info {
  padding: 18px 20px;
}

.gallery-card .gallery-info span {
  display: block;
  color: var(--color-text-light);
  font-size: 0.82rem;
  margin-top: 4px;
}

.note-box {
  background: var(--color-bg-alt);
  border-radius: var(--radius);
  padding: 22px 26px;
  margin-top: 36px;
  font-size: 0.92rem;
  color: var(--color-text-light);
  text-align: center;
}

/* ---------- Contact page ---------- */

.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
}

.contact-info-card {
  background: var(--color-white);
  border-radius: var(--radius);
  box-shadow: var(--shadow-soft);
  padding: 32px;
}

.contact-info-card .info-row {
  display: flex;
  gap: 14px;
  align-items: flex-start;
  margin-bottom: 22px;
}

.contact-info-card .info-row strong {
  display: block;
  color: var(--color-charcoal);
}

.contact-info-card .info-row span,
.contact-info-card .info-row a {
  color: var(--color-text-light);
  font-size: 0.95rem;
}

.contact-form {
  background: var(--color-white);
  border-radius: var(--radius);
  box-shadow: var(--shadow-soft);
  padding: 32px;
}

.form-row {
  margin-bottom: 18px;
}

.form-row label {
  display: block;
  font-weight: 600;
  margin-bottom: 6px;
  font-size: 0.9rem;
  color: var(--color-charcoal);
}

.form-row input,
.form-row textarea,
.form-row select {
  width: 100%;
  padding: 12px 14px;
  border: 1px solid rgba(0,0,0,0.12);
  border-radius: 8px;
  font-family: inherit;
  font-size: 0.95rem;
  background: var(--color-bg);
}

.form-row input:focus,
.form-row textarea:focus {
  outline: none;
  border-color: var(--color-primary);
}

/* ---------- Footer ---------- */

.site-footer {
  background: var(--color-charcoal);
  color: rgba(255,255,255,0.75);
  padding: 56px 0 24px;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.3fr 1fr 1fr;
  gap: 40px;
  padding-bottom: 32px;
  border-bottom: 1px solid rgba(255,255,255,0.1);
}

.footer-grid h4 {
  color: var(--color-white);
  font-size: 1rem;
  margin-bottom: 16px;
}

.footer-grid p, .footer-grid a {
  color: rgba(255,255,255,0.65);
  font-size: 0.92rem;
}

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

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

.footer-sister {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(255,255,255,0.08);
  padding: 8px 14px;
  border-radius: 999px;
  margin-top: 10px;
  font-size: 0.85rem;
}

.footer-bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-top: 22px;
  font-size: 0.82rem;
  color: rgba(255,255,255,0.5);
  flex-wrap: wrap;
  gap: 10px;
}

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

.social-links a {
  width: 34px;
  height: 34px;
  border-radius: 50%;
  background: rgba(255,255,255,0.08);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-white);
}

.social-links a:hover { background: var(--color-primary); }

/* ---------- Responsive ---------- */

@media (max-width: 900px) {
  .has-video-banner .hero-bg-video,
  .has-video-banner .hero-video-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: auto;
    aspect-ratio: 16 / 9;
    inset: auto;
  }

  .hero-inner,
  .about-grid,
  .contact-grid,
  .service-block,
  .service-block:nth-child(even) {
    grid-template-columns: 1fr;
  }
  .service-block:nth-child(even) .service-visual { order: 0; }
  .contact-grid .contact-form { order: -1; }
  .contact-grid .contact-info-card { order: 1; }
  .card-grid,
  .gallery-grid,
  .footer-grid,
  .about-grid .stats,
  .steps-grid {
    grid-template-columns: 1fr 1fr;
  }
}

/* ---------- Back to top ---------- */

.back-to-top {
  position: fixed;
  bottom: 26px;
  right: 26px;
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: var(--color-primary);
  color: var(--color-white);
  border: none;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  box-shadow: 0 10px 24px rgba(0,0,0,0.2);
  opacity: 0;
  transform: translateY(12px);
  pointer-events: none;
  transition: opacity 0.25s ease, transform 0.25s ease, background 0.2s ease;
  z-index: 150;
}

.back-to-top.visible {
  opacity: 1;
  transform: translateY(0);
  pointer-events: auto;
}

.back-to-top:hover { background: var(--color-primary-dark); }

/* ---------- Sticky mobile call bar ---------- */

.mobile-cta-bar {
  display: none;
}

@media (max-width: 720px) {
  .mobile-cta-bar {
    display: flex;
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    z-index: 200;
    box-shadow: 0 -6px 20px rgba(0,0,0,0.12);
  }
  .mobile-cta-bar a {
    flex: 1;
    text-align: center;
    padding: 14px 10px;
    font-weight: 700;
    font-size: 0.92rem;
  }
  .mobile-cta-bar a.call {
    background: var(--color-charcoal);
    color: var(--color-white);
  }
  .mobile-cta-bar a.quote {
    background: var(--color-primary);
    color: var(--color-white);
  }
  body { padding-bottom: 58px; }
}

/* ---------- Testimonial carousel ---------- */

.testimonial-carousel {
  position: relative;
  max-width: 720px;
  margin: 0 auto;
}

.testimonial-track {
  position: relative;
  min-height: 170px;
}

.testimonial-slide {
  position: absolute;
  inset: 0;
  opacity: 0;
  transform: translateX(24px);
  transition: opacity 0.4s ease, transform 0.4s ease;
  pointer-events: none;
  text-align: center;
}

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

.carousel-controls {
  display: flex;
  justify-content: center;
  gap: 10px;
  margin-top: 22px;
}

.google-rating-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin-top: 14px;
  padding: 8px 18px;
  border-radius: 999px;
  background: var(--color-white);
  box-shadow: var(--shadow-soft);
  color: var(--color-charcoal);
  font-weight: 600;
  font-size: 0.9rem;
  text-decoration: none;
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.google-rating-badge:hover {
  transform: translateY(-2px);
  box-shadow: 0 12px 24px rgba(0,0,0,0.12);
}

.carousel-dot {
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: rgba(23,30,41,0.2);
  border: none;
  cursor: pointer;
  padding: 0;
  transition: background 0.2s ease, transform 0.2s ease;
}

.carousel-dot.active {
  background: var(--color-primary);
  transform: scale(1.3);
}

/* ---------- Before / after slider ---------- */

.ba-slider {
  position: relative;
  max-width: 720px;
  margin: 0 auto;
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow-soft);
  aspect-ratio: 16 / 10;
  user-select: none;
}

.ba-slider img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.ba-slider .ba-after { z-index: 1; }

.ba-slider .ba-before-wrap {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  overflow: hidden;
  z-index: 2;
  clip-path: inset(0 50% 0 0);
}

.ba-slider .ba-before-wrap img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.ba-label {
  position: absolute;
  top: 14px;
  padding: 4px 12px;
  border-radius: 999px;
  background: rgba(0,0,0,0.55);
  color: var(--color-white);
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  z-index: 3;
}

.ba-label.before { left: 14px; }
.ba-label.after { right: 14px; }

.ba-handle {
  position: absolute;
  top: 0;
  bottom: 0;
  left: 50%;
  width: 3px;
  background: var(--color-white);
  z-index: 4;
  transform: translateX(-50%);
  cursor: ew-resize;
}

.ba-handle .ba-grip {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 42px;
  height: 42px;
  border-radius: 50%;
  background: var(--color-white);
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 6px 16px rgba(0,0,0,0.25);
  color: var(--color-primary);
  font-weight: 700;
}

.ba-range {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  opacity: 0;
  cursor: ew-resize;
  z-index: 5;
  margin: 0;
}

/* ---------- Trust badges ---------- */

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

.trust-badge {
  display: flex;
  align-items: center;
  gap: 10px;
  background: var(--color-white);
  border: 1px solid rgba(0,0,0,0.06);
  border-radius: 999px;
  padding: 10px 18px;
  font-weight: 600;
  font-size: 0.88rem;
  color: var(--color-charcoal-soft);
  box-shadow: var(--shadow-soft);
}

.trust-badge svg { flex-shrink: 0; }

/* ---------- Steps (how it works) ---------- */

.steps-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
  counter-reset: step;
}

.step-card {
  position: relative;
  background: var(--color-white);
  border-radius: var(--radius);
  padding: 30px 22px 24px;
  box-shadow: var(--shadow-soft);
  text-align: center;
}

.step-card .step-number {
  width: 42px;
  height: 42px;
  border-radius: 50%;
  background: var(--color-primary);
  color: var(--color-white);
  font-family: 'Poppins', serif;
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 16px;
}

.step-card h3 { font-size: 1.05rem; margin-bottom: 8px; }
.step-card p { font-size: 0.9rem; color: var(--color-text-light); margin: 0; }

/* ---------- FAQ (details/summary) ---------- */

.faq-list {
  max-width: 780px;
  margin: 0 auto;
}

.faq-item {
  background: var(--color-white);
  border-radius: var(--radius);
  box-shadow: var(--shadow-soft);
  margin-bottom: 14px;
  overflow: hidden;
}

.faq-item summary {
  cursor: pointer;
  list-style: none;
  padding: 18px 22px;
  font-weight: 700;
  color: var(--color-charcoal);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}

.faq-item summary::-webkit-details-marker { display: none; }

.faq-item summary::after {
  content: "+";
  font-size: 1.4rem;
  color: var(--color-primary);
  transition: transform 0.2s ease;
  flex-shrink: 0;
}

.faq-item[open] summary::after { transform: rotate(45deg); }

.faq-item .faq-answer {
  padding: 0 22px 20px;
  color: var(--color-text-light);
  font-size: 0.95rem;
}

/* ---------- Map ---------- */

.map-wrap {
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow-soft);
}

.map-wrap iframe {
  width: 100%;
  height: 320px;
  border: 0;
  display: block;
}

/* ---------- AOS-lite fallback (in case CDN blocked) ---------- */

[data-aos] {
  opacity: 0;
  transition-property: opacity, transform;
  transition-duration: 0.6s;
  transition-timing-function: ease-out;
}
[data-aos].aos-animate { opacity: 1; transform: none !important; }
[data-aos="fade-up"] { transform: translateY(24px); }
[data-aos="fade-in"] { transform: translateY(0); }
[data-aos="zoom-in"] { transform: scale(0.94); }

@media (max-width: 720px) {
  .main-nav {
    position: fixed;
    top: 68px;
    left: 0;
    right: 0;
    background: var(--color-white);
    flex-direction: column;
    align-items: flex-start;
    padding: 20px 24px;
    gap: 16px;
    box-shadow: var(--shadow-soft);
    transform: translateY(-150%);
    transition: transform 0.2s ease;
  }
  .main-nav.open { transform: translateY(0); }
  .nav-toggle { display: block; flex-shrink: 0; }
  .header-cta { display: none; }
  .header-inner { gap: 12px; padding: 12px 16px; }
  .logo-img { height: 44px; }
  .logo-subtitle { font-size: 0.6rem; }
  .container { padding: 0 16px; }
  .card-grid, .gallery-grid, .footer-grid, .about-grid .stats, .steps-grid {
    grid-template-columns: 1fr;
  }
  .cta-banner { flex-direction: column; text-align: center; }
  .footer-bottom { flex-direction: column; text-align: center; }
}

@media (max-width: 480px) {
  .logo-subtitle { display: none; }
}


/* ---------- Trust badge cards (bigger, richer than .trust-bar pills) ---------- */

.trust-card-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 24px;
}

.trust-card {
  background: var(--color-white);
  border-radius: var(--radius);
  padding: 30px 26px;
  box-shadow: var(--shadow-soft);
  text-align: center;
  border-top: 4px solid var(--color-primary);
}

.trust-card .icon-badge {
  margin: 0 auto 16px;
  margin-top: 0;
}

.trust-card h3 { margin-bottom: 8px; }
.trust-card p { color: var(--color-text-light); font-size: 0.92rem; margin: 0; }

/* ---------- Rebate table (rebates.html) ---------- */

.rebate-table-wrap {
  overflow-x: auto;
  background: var(--color-white);
  border-radius: var(--radius);
  box-shadow: var(--shadow-soft);
  margin-top: 20px;
}

table.rebate-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.92rem;
  min-width: 640px;
}

table.rebate-table caption {
  text-align: left;
  font-family: 'Poppins', serif;
  font-weight: 700;
  font-size: 1.05rem;
  color: var(--color-charcoal);
  padding: 20px 24px 4px;
}

table.rebate-table th, table.rebate-table td {
  text-align: left;
  padding: 12px 20px;
  border-bottom: 1px solid rgba(0,0,0,0.06);
}

table.rebate-table thead th {
  background: var(--color-bg-alt);
  color: var(--color-charcoal);
  font-weight: 700;
  font-size: 0.82rem;
  text-transform: uppercase;
  letter-spacing: 0.03em;
}

table.rebate-table td.amount {
  font-weight: 700;
  color: var(--color-primary);
  white-space: nowrap;
}

table.rebate-table tbody tr:last-child td { border-bottom: none; }
table.rebate-table tbody tr:hover { background: var(--color-bg); }

/* ---------- Blog ---------- */

.blog-card-meta {
  display: block;
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.03em;
  text-transform: uppercase;
  color: var(--color-sage-dark);
  margin-bottom: 8px;
}

.article-content {
  max-width: 760px;
  margin: 0 auto;
}

.article-content h2 { margin-top: 40px; }
.article-content h3 { margin-top: 28px; }
.article-content p { margin-bottom: 18px; }
.article-content ul, .article-content ol { margin-bottom: 18px; padding-left: 22px; }
.article-content li { margin-bottom: 8px; }

.article-meta {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
  align-items: center;
  color: rgba(255,255,255,0.75);
  font-size: 0.88rem;
  margin-top: 10px;
}

.article-back {
  display: inline-block;
  margin-bottom: 24px;
  font-weight: 700;
  font-size: 0.92rem;
}

@media (max-width: 720px) {
  .trust-card-grid { grid-template-columns: 1fr; }
}


.zone-link { color: inherit; text-decoration: none; }
.zone-link:hover { text-decoration: underline; color: var(--color-primary); }
.areas-link { display: inline-block; margin-top: 18px; font-weight: 600; color: var(--color-primary); text-decoration: none; }
.areas-link:hover { text-decoration: underline; }