:root {
  --navy: #0b1f33;
  --navy-2: #102b46;
  --blue: #1e88e5;
  --green: #20c997;
  --ink: #1f2937;
  --muted: #667085;
  --line: #dbe4ee;
  --soft: #f7f9fc;
  --white: #ffffff;
  --shadow: 0 18px 45px rgba(11, 31, 51, 0.12);
  --radius: 8px;
}

* {
  box-sizing: border-box;
}

html {
  font-size: 16px;
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: Inter, Manrope, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  font-size: 16px;
  color: var(--ink);
  background: var(--soft);
  line-height: 1.6;
}

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

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

.site-header {
  position: fixed;
  inset: 0 0 auto;
  z-index: 50;
  background: rgba(11, 31, 51, 0.82);
  backdrop-filter: blur(16px);
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  transition: box-shadow 0.2s ease, background 0.2s ease;
}

.site-header.scrolled {
  background: rgba(11, 31, 51, 0.96);
  box-shadow: 0 12px 28px rgba(11, 31, 51, 0.22);
}

.nav-wrap,
.section-inner {
  width: min(1180px, calc(100% - 40px));
  margin: 0 auto;
}

.nav-wrap {
  min-height: 76px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 22px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  color: var(--white);
  font-weight: 800;
  letter-spacing: 0;
  font-size: 1.12rem;
}

.brand-mark {
  width: 34px;
  height: 34px;
  display: grid;
  place-items: center;
  border-radius: 7px;
  background: linear-gradient(135deg, var(--green), var(--blue));
  color: var(--navy);
  font-weight: 900;
}

.main-nav {
  display: flex;
  align-items: center;
  gap: 28px;
}

.main-nav a {
  color: rgba(255, 255, 255, 0.82);
  font-size: 0.95rem;
  font-weight: 650;
}

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

.header-actions {
  display: flex;
  align-items: center;
  gap: 12px;
}

.menu-toggle {
  display: none;
  width: 42px;
  height: 42px;
  border: 1px solid rgba(255, 255, 255, 0.24);
  border-radius: 7px;
  background: transparent;
  color: var(--white);
  cursor: pointer;
}

.menu-toggle span {
  display: block;
  width: 18px;
  height: 2px;
  margin: 4px auto;
  background: currentColor;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  min-height: 46px;
  padding: 12px 18px;
  border-radius: 7px;
  font-weight: 750;
  border: 1px solid transparent;
  cursor: pointer;
  transition: transform 0.18s ease, box-shadow 0.18s ease, background 0.18s ease;
}

.btn:hover {
  transform: translateY(-2px);
}

.btn-primary {
  color: var(--navy);
  background: var(--green);
  box-shadow: 0 14px 26px rgba(32, 201, 151, 0.24);
}

.btn-primary:hover {
  background: #35d7a8;
}

.btn-secondary {
  color: var(--white);
  background: rgba(255, 255, 255, 0.1);
  border-color: rgba(255, 255, 255, 0.22);
}

.btn-outline {
  color: var(--navy);
  border-color: var(--line);
  background: var(--white);
}

.hero {
  min-height: 620px;
  display: grid;
  align-items: center;
  padding: 118px 0 58px;
  color: var(--white);
  background:
    linear-gradient(90deg, rgba(11, 31, 51, 0.96), rgba(11, 31, 51, 0.72), rgba(11, 31, 51, 0.54)),
    url("https://images.unsplash.com/photo-1581092160607-ee22621dd758?auto=format&fit=crop&w=1800&q=80") center/cover;
}

.hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.08fr) minmax(310px, 0.72fr);
  gap: 52px;
  align-items: center;
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  color: var(--green);
  font-weight: 800;
  text-transform: uppercase;
  font-size: 0.78rem;
  letter-spacing: 0.08em;
  margin: 0 0 16px;
}

.eyebrow::before {
  content: "";
  width: 28px;
  height: 2px;
  background: currentColor;
}

h1,
h2,
h3 {
  line-height: 1.12;
  margin: 0;
  color: var(--navy);
}

.hero h1 {
  color: var(--white);
  max-width: 720px;
  font-size: clamp(2rem, 3.25vw, 3.35rem);
  line-height: 1.08;
  letter-spacing: 0;
}

.hero p {
  max-width: 700px;
  margin: 20px 0 0;
  color: rgba(255, 255, 255, 0.82);
  font-size: 0.95rem;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-top: 28px;
}

.spec-card {
  background: rgba(255, 255, 255, 0.1);
  border: 1px solid rgba(255, 255, 255, 0.18);
  border-radius: var(--radius);
  box-shadow: 0 24px 70px rgba(0, 0, 0, 0.25);
  backdrop-filter: blur(18px);
  overflow: hidden;
}

.spec-card img {
  height: 180px;
  object-fit: cover;
}

.spec-body {
  padding: 22px;
}

.spec-body h2 {
  color: var(--white);
  font-size: 1.05rem;
  margin-bottom: 16px;
}

.spec-list {
  display: grid;
  gap: 12px;
}

.spec-row {
  display: flex;
  justify-content: space-between;
  gap: 20px;
  padding: 12px 0;
  border-bottom: 1px solid rgba(255, 255, 255, 0.12);
  color: rgba(255, 255, 255, 0.8);
  font-size: 0.85rem;
}

.spec-row strong {
  color: var(--white);
  text-align: right;
}

.trust-strip {
  background: var(--navy);
  color: var(--white);
  border-top: 1px solid rgba(255, 255, 255, 0.08);
}

.trust-grid {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 1px;
  background: rgba(255, 255, 255, 0.08);
}

.trust-item {
  padding: 22px 18px;
  background: var(--navy);
  font-weight: 750;
  font-size: 0.93rem;
}

.trust-item span {
  display: block;
  width: 22px;
  height: 3px;
  margin-bottom: 12px;
  background: var(--green);
}

main {
  overflow: hidden;
}

.section {
  padding: 92px 0;
}

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

.section.dark {
  background: var(--navy);
  color: rgba(255, 255, 255, 0.76);
}

.section.dark h2,
.section.dark h3 {
  color: var(--white);
}

.section-heading {
  display: flex;
  justify-content: space-between;
  align-items: end;
  gap: 34px;
  margin-bottom: 36px;
}

.section-heading.center {
  display: block;
  text-align: center;
  max-width: 770px;
  margin: 0 auto 38px;
}

.section-heading h2 {
  font-size: clamp(1.65rem, 2.35vw, 2.3rem);
}

.section-heading p,
.lead {
  margin: 14px 0 0;
  color: var(--muted);
  max-width: 710px;
  font-size: 0.98rem;
}

.section.dark .section-heading p,
.section.dark .lead {
  color: rgba(255, 255, 255, 0.74);
}

.section.dark .service-card h3 {
  color: var(--navy);
}

.grid-3 {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 22px;
}

.grid-4 {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 22px;
}

.card,
.service-card,
.product-card,
.quote-card {
  background: var(--white);
  border: 1px solid rgba(219, 228, 238, 0.9);
  border-radius: var(--radius);
  box-shadow: 0 8px 24px rgba(11, 31, 51, 0.06);
  transition: transform 0.18s ease, box-shadow 0.18s ease, border-color 0.18s ease;
}

.card:hover,
.service-card:hover,
.product-card:hover,
.quote-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow);
  border-color: rgba(30, 136, 229, 0.22);
}

.card {
  padding: 28px;
}

.card-num {
  width: 44px;
  height: 44px;
  display: grid;
  place-items: center;
  border-radius: 7px;
  color: var(--navy);
  background: rgba(32, 201, 151, 0.16);
  font-weight: 900;
  margin-bottom: 22px;
}

.card h3,
.service-card h3,
.product-card h3 {
  font-size: 1.18rem;
}

.card p,
.service-card p,
.product-card p,
.quote-card p {
  color: var(--muted);
  margin: 13px 0 0;
}

.service-list {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 14px;
}

.service-pill {
  min-height: 86px;
  display: flex;
  align-items: center;
  padding: 18px;
  border-radius: var(--radius);
  background: #eef5fb;
  border: 1px solid #dce9f5;
  font-weight: 760;
  color: var(--navy);
}

.media-band {
  display: grid;
  grid-template-columns: 0.85fr 1.15fr;
  gap: 42px;
  align-items: center;
}

.media-band img {
  min-height: 440px;
  object-fit: cover;
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}

.quote-card {
  padding: 28px;
}

.quote-card p {
  color: var(--ink);
  font-size: 1.03rem;
}

.quote-card cite {
  display: block;
  margin-top: 18px;
  color: var(--muted);
  font-style: normal;
  font-weight: 750;
}

.cta-band {
  padding: 72px 0;
  background:
    linear-gradient(90deg, rgba(11, 31, 51, 0.96), rgba(11, 31, 51, 0.74)),
    url("https://images.unsplash.com/photo-1518770660439-4636190af475?auto=format&fit=crop&w=1600&q=80") center/cover;
  color: var(--white);
}

.cta-box {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 28px;
}

.cta-box h2 {
  color: var(--white);
  font-size: clamp(1.9rem, 4vw, 3rem);
}

.cta-box p {
  max-width: 680px;
  margin: 14px 0 0;
  color: rgba(255, 255, 255, 0.78);
}

.page-hero {
  padding: 150px 0 84px;
  background:
    linear-gradient(90deg, rgba(11, 31, 51, 0.96), rgba(11, 31, 51, 0.72)),
    url("https://images.unsplash.com/photo-1581092334651-ddf26d9a09d0?auto=format&fit=crop&w=1700&q=80") center/cover;
  color: var(--white);
}

.page-hero h1 {
  color: var(--white);
  font-size: clamp(1.95rem, 3.4vw, 3.15rem);
}

.page-hero p {
  max-width: 760px;
  margin: 18px 0 0;
  color: rgba(255, 255, 255, 0.78);
  font-size: 0.98rem;
}

.split {
  display: grid;
  grid-template-columns: 0.95fr 1.05fr;
  gap: 48px;
  align-items: center;
}

.split img {
  border-radius: var(--radius);
  min-height: 420px;
  object-fit: cover;
  box-shadow: var(--shadow);
}

.check-list {
  display: grid;
  gap: 12px;
  padding: 0;
  margin: 28px 0 0;
  list-style: none;
}

.check-list li {
  position: relative;
  padding-left: 32px;
  color: var(--muted);
}

.check-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 9px;
  width: 16px;
  height: 16px;
  border-radius: 5px;
  background: var(--green);
  box-shadow: inset 0 0 0 5px rgba(255, 255, 255, 0.42);
}

.service-card {
  padding: 26px;
}

.service-icon {
  width: 42px;
  height: 42px;
  border-radius: 7px;
  background: rgba(30, 136, 229, 0.12);
  color: var(--blue);
  display: grid;
  place-items: center;
  font-weight: 900;
  margin-bottom: 18px;
}

.process {
  counter-reset: process;
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 14px;
}

.process-step {
  counter-increment: process;
  padding: 24px;
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: var(--radius);
}

.process-step::before {
  content: "0" counter(process);
  display: block;
  color: var(--green);
  font-weight: 900;
  margin-bottom: 18px;
}

.faq-list {
  display: grid;
  gap: 14px;
}

.faq-item {
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 24px;
}

.faq-item h3 {
  font-size: 1.05rem;
}

.faq-item p {
  color: var(--muted);
  margin: 10px 0 0;
}

.filter-bar {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-bottom: 28px;
}

.filter-btn {
  border: 1px solid var(--line);
  background: var(--white);
  color: var(--navy);
  border-radius: 7px;
  padding: 10px 14px;
  font-weight: 760;
  cursor: pointer;
  transition: background 0.18s ease, color 0.18s ease, transform 0.18s ease;
}

.filter-btn:hover,
.filter-btn.active {
  color: var(--white);
  background: var(--navy);
  transform: translateY(-1px);
}

.product-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 22px;
}

.product-card {
  overflow: hidden;
  display: flex;
  flex-direction: column;
}

.product-card img {
  height: 190px;
  object-fit: cover;
}

.product-body {
  padding: 22px;
  display: flex;
  flex: 1;
  flex-direction: column;
}

.tags {
  display: flex;
  flex-wrap: wrap;
  gap: 7px;
  margin: 18px 0 20px;
}

.tag {
  padding: 6px 8px;
  border-radius: 6px;
  background: #eef5fb;
  color: #285579;
  font-size: 0.78rem;
  font-weight: 760;
}

.product-body .btn {
  margin-top: auto;
  width: 100%;
}

.contact-grid {
  display: grid;
  grid-template-columns: 1.12fr 0.88fr;
  gap: 34px;
  align-items: start;
}

.form-card,
.info-panel {
  background: var(--white);
  border-radius: var(--radius);
  border: 1px solid var(--line);
  box-shadow: 0 8px 24px rgba(11, 31, 51, 0.06);
}

.form-card {
  padding: 30px;
}

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

.field {
  display: grid;
  gap: 7px;
}

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

label {
  font-weight: 760;
  color: var(--navy);
}

input,
textarea,
select {
  width: 100%;
  border: 1px solid var(--line);
  border-radius: 7px;
  padding: 13px 14px;
  min-height: 48px;
  font: inherit;
  color: var(--ink);
  background: #fbfdff;
}

textarea {
  min-height: 138px;
  resize: vertical;
}

input:focus,
textarea:focus,
select:focus {
  outline: 3px solid rgba(30, 136, 229, 0.16);
  border-color: var(--blue);
}

.upload-box {
  min-height: 88px;
  display: flex;
  align-items: center;
  justify-content: center;
  border: 1px dashed #9bb3c8;
  border-radius: 7px;
  background: #f2f7fb;
  color: var(--muted);
  font-weight: 760;
}

.info-panel {
  overflow: hidden;
}

.info-content {
  padding: 28px;
}

.info-list {
  display: grid;
  gap: 16px;
  margin: 22px 0;
}

.info-list div {
  padding-bottom: 16px;
  border-bottom: 1px solid var(--line);
}

.info-list strong {
  display: block;
  color: var(--navy);
}

.info-list span,
.info-list a {
  color: var(--muted);
}

.map-placeholder {
  height: 260px;
  display: grid;
  place-items: center;
  text-align: center;
  padding: 24px;
  color: var(--white);
  background:
    linear-gradient(rgba(11, 31, 51, 0.72), rgba(11, 31, 51, 0.72)),
    url("https://images.unsplash.com/photo-1524661135-423995f22d0b?auto=format&fit=crop&w=1000&q=80") center/cover;
}

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

.socials a {
  padding: 9px 11px;
  border-radius: 7px;
  background: #eef5fb;
  color: var(--navy);
  font-weight: 760;
  font-size: 0.9rem;
}

.site-footer {
  background: #071827;
  color: rgba(255, 255, 255, 0.72);
  padding: 64px 0 24px;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.25fr 0.7fr 0.85fr 1fr;
  gap: 34px;
}

.footer-grid h2,
.footer-grid h3 {
  color: var(--white);
  font-size: 1rem;
  margin-bottom: 16px;
}

.footer-grid p {
  margin: 14px 0 0;
}

.footer-links {
  display: grid;
  gap: 10px;
}

.footer-links a:hover {
  color: var(--white);
}

.copyright {
  margin-top: 44px;
  padding-top: 22px;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  font-size: 0.92rem;
}

@media (max-width: 1080px) {
  .grid-4,
  .product-grid {
    grid-template-columns: repeat(2, 1fr);
  }

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

@media (max-width: 860px) {
  .nav-wrap,
  .section-inner {
    width: min(100% - 28px, 1180px);
  }

  .menu-toggle {
    display: block;
  }

  .main-nav {
    position: absolute;
    left: 14px;
    right: 14px;
    top: 76px;
    display: none;
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    padding: 12px;
    background: rgba(11, 31, 51, 0.98);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: var(--radius);
    box-shadow: var(--shadow);
  }

  .main-nav.open {
    display: flex;
  }

  .main-nav a {
    padding: 13px 12px;
  }

  .header-actions .btn {
    display: none;
  }

  .hero {
    min-height: auto;
    padding-top: 124px;
  }

  .hero-grid,
  .media-band,
  .split,
  .contact-grid,
  .cta-box {
    grid-template-columns: 1fr;
  }

  .grid-3,
  .service-list {
    grid-template-columns: 1fr;
  }

  .section-heading {
    display: block;
  }

  .section {
    padding: 68px 0;
  }

  .cta-box {
    display: grid;
  }

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

@media (max-width: 620px) {
  .hero h1,
  .page-hero h1 {
    font-size: 2.1rem;
  }

  .hero-actions,
  .hero-actions .btn,
  .cta-box .btn {
    width: 100%;
  }

  .trust-grid,
  .grid-4,
  .product-grid,
  .process,
  .form-grid,
  .footer-grid {
    grid-template-columns: 1fr;
  }

  .form-card,
  .info-content,
  .card,
  .service-card,
  .quote-card {
    padding: 22px;
  }
}

/* Full-page scale correction for wide desktop screens. The previous tuning
   made the site read like a zoomed-out mockup; this restores B2B landing-page
   proportion while keeping the design controlled. */
html {
  font-size: 16px !important;
}

.udal-battery-page :where(h1, h2, h3, p, a, button, span, strong, label, input, textarea, select) {
  letter-spacing: 0 !important;
}

body.udal-battery-page,
.udal-battery-page {
  font-size: 17px !important;
}

html:has(body.udal-battery-page),
html:has(.udal-battery-page),
html.bricks-is-frontend {
  font-size: 16px !important;
}

body .nav-wrap,
body .section-inner,
.udal-battery-page .nav-wrap,
.udal-battery-page .section-inner {
  width: min(1440px, calc(100% - 72px)) !important;
}

body .nav-wrap,
.udal-battery-page .nav-wrap {
  min-height: 86px !important;
}

body .brand,
.udal-battery-page .brand {
  font-size: 1.05rem !important;
}

body .brand-mark,
.udal-battery-page .brand-mark {
  width: 40px !important;
  height: 40px !important;
}

body .main-nav,
.udal-battery-page .main-nav {
  gap: 34px !important;
}

body .main-nav a,
.udal-battery-page .main-nav a {
  font-size: 0.92rem !important;
}

body .btn,
.udal-battery-page .btn {
  font-size: 0.98rem !important;
  min-height: 48px !important;
  padding: 13px 20px !important;
}

body .header-actions .btn,
.udal-battery-page .header-actions .btn {
  font-size: 0.95rem !important;
  min-height: 48px !important;
  padding: 13px 22px !important;
}

body .hero,
.udal-battery-page .hero {
  min-height: 760px !important;
  padding: 146px 0 78px !important;
}

body .hero-grid,
.udal-battery-page .hero-grid {
  grid-template-columns: minmax(0, 1.05fr) minmax(420px, 0.78fr) !important;
  gap: 70px !important;
}

body .hero h1,
.udal-battery-page .hero h1 {
  max-width: 850px !important;
  font-size: clamp(3.15rem, 4.3vw, 5rem) !important;
  line-height: 1.06 !important;
}

body .hero p,
.udal-battery-page .hero p {
  max-width: 820px !important;
  font-size: 1.08rem !important;
  line-height: 1.65 !important;
}

body .eyebrow,
.udal-battery-page .eyebrow {
  font-size: 0.86rem !important;
}

body .spec-card img,
.udal-battery-page .spec-card img {
  height: 210px !important;
}

body .spec-body,
.udal-battery-page .spec-body {
  padding: 30px !important;
}

body .spec-body h2,
.udal-battery-page .spec-body h2 {
  font-size: 1.08rem !important;
}

body .spec-row,
.udal-battery-page .spec-row {
  font-size: 1rem !important;
  line-height: 1.45 !important;
  padding: 15px 0 !important;
}

body .spec-row strong,
.udal-battery-page .spec-row strong {
  font-size: 1.02rem !important;
}

body .trust-item,
.udal-battery-page .trust-item {
  font-size: 0.96rem !important;
  padding: 28px 22px !important;
}

body .section,
.udal-battery-page .section {
  padding: 108px 0 !important;
}

body .section-heading h2,
.udal-battery-page .section-heading h2 {
  font-size: clamp(2.15rem, 3vw, 3.2rem) !important;
}

body .section-heading p,
body .lead,
.udal-battery-page .section-heading p,
.udal-battery-page .lead {
  font-size: 1.08rem !important;
  line-height: 1.65 !important;
}

body .grid-3,
.udal-battery-page .grid-3 {
  gap: 28px !important;
}

body .card,
body .service-card,
body .product-card,
body .quote-card,
.udal-battery-page .card,
.udal-battery-page .service-card,
.udal-battery-page .product-card,
.udal-battery-page .quote-card {
  padding: 34px !important;
}

body .card h3,
body .service-card h3,
body .product-card h3,
.udal-battery-page .card h3,
.udal-battery-page .service-card h3,
.udal-battery-page .product-card h3 {
  font-size: 1.22rem !important;
}

body .card p,
body .service-card p,
body .product-card p,
body .quote-card p,
.udal-battery-page .card p,
.udal-battery-page .service-card p,
.udal-battery-page .product-card p,
.udal-battery-page .quote-card p {
  font-size: 1rem !important;
  line-height: 1.62 !important;
}

body .media-band,
.udal-battery-page .media-band {
  grid-template-columns: 0.92fr 1.08fr !important;
  gap: 58px !important;
}

body .service-pill,
.udal-battery-page .service-pill {
  font-size: 1rem !important;
  min-height: 96px !important;
  padding: 22px !important;
}

body .cta-box h2,
.udal-battery-page .cta-box h2 {
  font-size: clamp(2.2rem, 3.2vw, 3.35rem) !important;
}

body .footer-grid,
.udal-battery-page .footer-grid {
  gap: 54px !important;
}

body .footer-grid p,
body .footer-links,
.udal-battery-page .footer-grid p,
.udal-battery-page .footer-links {
  font-size: 1rem !important;
}

@media (max-width: 1080px) {
  body .nav-wrap,
  body .section-inner,
  .udal-battery-page .nav-wrap,
  .udal-battery-page .section-inner {
    width: min(100% - 40px, 1180px) !important;
  }

  body .hero h1,
  .udal-battery-page .hero h1 {
    font-size: clamp(2.45rem, 7vw, 4rem) !important;
  }
}