:root {
  --bg: #f6f8fb;
  --ink: #102033;
  --muted: #5b6b7c;
  --navy: #1a4b84;
  --navy-deep: #0d2748;
  --cyan: #00aeef;
  --orange: #f26522;
  --line: #dce3eb;
  --white: #ffffff;
  --max: 72rem;
  --header: 4.35rem;
  --ease: cubic-bezier(0.22, 1, 0.36, 1);
  --sans: "Plus Jakarta Sans", "Avenir Next", "Segoe UI", sans-serif;
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  scroll-padding-top: 5.5rem;
  -webkit-text-size-adjust: 100%;
}

body {
  margin: 0;
  overflow-x: clip;
  background: var(--bg);
  color: var(--ink);
  font-family: var(--sans);
  font-size: 0.98rem;
  line-height: 1.6;
}

body.nav-open {
  overflow: hidden;
}

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

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

a:hover {
  color: var(--orange);
}

:focus-visible {
  outline: 2px solid var(--orange);
  outline-offset: 3px;
}

.skip {
  position: absolute;
  left: 1rem;
  top: -4rem;
  z-index: 80;
  padding: 0.55rem 0.8rem;
  background: var(--navy);
  color: #fff;
}

.skip:focus {
  top: 1rem;
}

.visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
}

.wrap {
  width: min(calc(100% - 1.5rem), var(--max));
  margin-inline: auto;
}

.topbar {
  background: var(--navy-deep);
  color: #d7e4f2;
  font-size: 0.78rem;
  padding-left: env(safe-area-inset-left);
  padding-right: env(safe-area-inset-right);
}

.topbar-inner {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: flex-end;
  gap: 0.4rem 0.75rem;
  padding: 0.45rem 0;
}

.topbar a {
  color: #fff;
  margin-left: 0.85rem;
  overflow-wrap: anywhere;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 40;
  background: rgb(255 255 255 / 94%);
  border-bottom: 1px solid var(--line);
  backdrop-filter: blur(12px);
  padding-left: env(safe-area-inset-left);
  padding-right: env(safe-area-inset-right);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: var(--header);
  gap: 1rem;
}

.brand {
  display: flex;
  align-items: center;
  gap: 0.65rem;
}

.brand img {
  width: 2.5rem;
  height: 2.5rem;
  flex-shrink: 0;
}

.brand-name {
  display: block;
  font-weight: 750;
  font-size: 1.02rem;
  letter-spacing: -0.03em;
}

.nav-toggle {
  display: none;
  width: 2.5rem;
  height: 2.5rem;
  border: 1px solid var(--line);
  border-radius: 0.5rem;
  background: #fff;
}

.nav-toggle span,
.nav-toggle span::before,
.nav-toggle span::after {
  display: block;
  width: 1.05rem;
  height: 1.5px;
  margin-inline: auto;
  background: var(--ink);
}

.nav-toggle span {
  position: relative;
}

.nav-toggle span::before,
.nav-toggle span::after {
  position: absolute;
  left: 0;
  content: "";
}

.nav-toggle span::before {
  top: -5px;
}

.nav-toggle span::after {
  top: 5px;
}

.nav {
  display: flex;
  align-items: center;
  gap: 1.35rem;
}

.nav > a {
  font-size: 0.9rem;
  font-weight: 600;
}

.nav > a[aria-current="page"] {
  color: var(--navy);
}

.menu {
  position: relative;
}

.menu-btn {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  padding: 0;
  border: 0;
  background: none;
  color: inherit;
  font: inherit;
  font-size: 0.9rem;
  font-weight: 600;
  cursor: pointer;
}

.menu-btn::after {
  content: "▾";
  font-size: 0.7rem;
  color: var(--muted);
}

.menu-panel {
  position: absolute;
  top: calc(100% + 0.7rem);
  left: 0;
  display: none;
  width: 17.5rem;
  padding: 0.75rem;
  border: 1px solid var(--line);
  border-radius: 0.85rem;
  background: #fff;
  box-shadow: 0 16px 40px rgb(16 32 51 / 10%);
}

.menu.is-open .menu-panel,
.menu:hover .menu-panel {
  display: grid;
  gap: 0.15rem;
}

.menu-label {
  margin: 0.45rem 0.5rem 0.2rem;
  color: var(--muted);
  font-size: 0.68rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.menu-panel a {
  padding: 0.45rem 0.55rem;
  border-radius: 0.45rem;
  font-size: 0.88rem;
  font-weight: 600;
}

.menu-panel a:hover {
  background: #f3f7fb;
  color: var(--navy);
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 2.55rem;
  padding: 0.5rem 1rem;
  border: 0;
  border-radius: 0.55rem;
  background: var(--navy);
  color: #fff;
  font: inherit;
  font-size: 0.86rem;
  font-weight: 700;
  cursor: pointer;
}

.btn:hover {
  background: #163d6c;
  color: #fff;
}

.btn-sun {
  background: var(--orange);
}

.btn-sun:hover {
  background: #d45412;
  color: #fff;
}

.btn-ghost {
  background: #fff;
  color: var(--ink);
  box-shadow: inset 0 0 0 1px var(--line);
}

.btn-ghost:hover {
  color: var(--ink);
  box-shadow: inset 0 0 0 1px var(--navy);
}

.btn-block {
  width: 100%;
}

.hero {
  padding: 3.2rem 0 3.4rem;
  background:
    linear-gradient(180deg, #fff, var(--bg));
}

.hero-grid,
.pdp,
.form-grid,
.cat-grid,
.card-grid {
  display: grid;
  gap: 1.2rem;
}

.hero-grid > *,
.pdp > *,
.card,
.cat {
  min-width: 0;
}

.eyebrow {
  margin: 0 0 0.55rem;
  color: var(--orange);
  font-size: 0.75rem;
  font-weight: 800;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

h1,
h2,
h3 {
  margin: 0 0 0.7rem;
  letter-spacing: -0.035em;
  line-height: 1.12;
}

h1 {
  font-size: clamp(2rem, 5vw, 3.3rem);
}

h2 {
  font-size: clamp(1.45rem, 3vw, 2rem);
}

h3 {
  font-size: 1.1rem;
}

.lede {
  max-width: 38rem;
  margin: 0 0 1.2rem;
  color: var(--muted);
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
}

.chips {
  display: flex;
  flex-wrap: wrap;
  gap: 0.45rem;
  margin: 1.1rem 0 0;
  padding: 0;
  list-style: none;
}

.chips li {
  padding: 0.28rem 0.65rem;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: #fff;
  color: var(--muted);
  font-size: 0.78rem;
  font-weight: 600;
}

.stage {
  min-height: 20rem;
  padding: 1.2rem;
  border-radius: 1rem;
  background: linear-gradient(165deg, #163b6e, var(--navy-deep));
  box-shadow: 0 18px 40px rgb(13 39 72 / 18%);
  color: #fff;
}

.plug-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.6rem;
  margin-bottom: 1rem;
  font-size: 0.7rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  opacity: 0.75;
}

.plug,
.type2-inlet {
  width: 3rem;
  height: 1.85rem;
  border: 2px solid var(--cyan);
  border-radius: 0.35rem 0.35rem 0.65rem 0.65rem;
}

.type2-inlet {
  width: 2.4rem;
  height: 2.4rem;
  border-radius: 50%;
}

.cable {
  flex: 1;
  height: 2px;
  background: linear-gradient(90deg, var(--cyan), var(--orange));
}

.phone {
  width: min(15.5rem, 100%);
  margin: 0 auto;
  padding: 0.65rem 0.7rem 0.9rem;
  border: 1px solid rgb(255 255 255 / 14%);
  border-radius: 1.1rem;
  background: rgb(7 20 38 / 70%);
}

.phone-bar {
  width: 2.8rem;
  height: 0.26rem;
  margin: 0.1rem auto 0.7rem;
  border-radius: 999px;
  background: rgb(255 255 255 / 22%);
}

.phone-line {
  display: flex;
  justify-content: space-between;
  margin-bottom: 0.45rem;
  font-size: 0.78rem;
}

.phone-line b {
  color: #8ee3a3;
  font-weight: 700;
}

.phone-line.fail b {
  color: #ffb087;
}

.trust {
  padding: 0.9rem 0;
  border-block: 1px solid var(--line);
  background: #fff;
}

.trust-row {
  display: grid;
  grid-template-columns: 1fr;
  gap: 0.7rem;
}

.trust article {
  padding: 0.75rem 0.85rem;
  border: 1px solid var(--line);
  border-radius: 0.65rem;
  background: var(--bg);
}

.trust strong {
  display: block;
  font-size: 0.95rem;
}

.trust span {
  color: var(--muted);
  font-size: 0.75rem;
}

.trust-marks {
  align-items: center;
}

.trust-marks img {
  display: block;
  height: 4.4rem;
  width: auto;
  max-width: 100%;
  margin-inline: auto;
  padding: 0.4rem 0.65rem;
  border: 1px solid var(--line);
  border-radius: 0.65rem;
  background: #fff;
  object-fit: contain;
}

.section {
  padding: 3.4rem 0;
}

.section-head {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 0.8rem 1.5rem;
  margin-bottom: 1.3rem;
}

.section-head .lede {
  margin: 0;
  max-width: 28rem;
}

.card {
  display: grid;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: 0.9rem;
  background: #fff;
}

.card-media {
  min-height: 11.5rem;
  padding: 1rem;
  background: linear-gradient(165deg, #1a4b84, #0d2748);
  color: #fff;
}

.card-media-photo {
  min-height: 0;
  padding: 0.75rem;
  background: #fff;
}

.card-media-photo img {
  width: 100%;
  height: 12.5rem;
  object-fit: contain;
}

.product-gallery {
  display: grid;
  gap: 0.8rem;
}

.product-shot {
  display: block;
  width: 100%;
  height: auto;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 1rem;
}

.card-body {
  display: grid;
  gap: 0.45rem;
  padding: 1rem 1.05rem 1.1rem;
}

.badge {
  display: inline-flex;
  width: fit-content;
  padding: 0.18rem 0.45rem;
  border-radius: 0.3rem;
  background: #fff3ec;
  color: var(--orange);
  font-size: 0.68rem;
  font-weight: 800;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

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

.card-price {
  margin-top: 0.2rem;
  font-weight: 800;
  color: var(--navy);
}

.card-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.45rem;
  margin-top: 0.45rem;
}

.cat {
  padding: 1.2rem;
  border: 1px solid var(--line);
  border-radius: 0.9rem;
  background: #fff;
}

.cat:hover {
  border-color: #b9c9db;
}

.page-hero {
  padding: 2.2rem 0 0.4rem;
}

.crumb {
  margin: 0 0 0.7rem;
  color: var(--muted);
  font-size: 0.8rem;
}

.crumb a:hover {
  color: var(--navy);
}

.buybox {
  padding: 1.15rem;
  border: 1px solid var(--line);
  border-radius: 0.9rem;
  background: #fff;
}

.buybox .meta {
  margin: 0 0 0.85rem;
  color: var(--muted);
  font-size: 0.82rem;
}

.buybox .meta b {
  color: #1f8a4c;
}

.spec {
  width: 100%;
  border-collapse: collapse;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 0.8rem;
  overflow: hidden;
}

.spec th,
.spec td {
  padding: 0.7rem 0.85rem;
  border-bottom: 1px solid var(--line);
  text-align: left;
}

.spec th {
  width: 38%;
  background: #f3f7fb;
  font-size: 0.82rem;
}

.checks,
.related {
  display: grid;
  gap: 0.75rem;
}

.check,
.step,
.detail {
  padding: 1rem 1.05rem;
  border: 1px solid var(--line);
  border-radius: 0.8rem;
  background: #fff;
}

.check strong,
.step strong {
  display: block;
  margin-bottom: 0.25rem;
}

.check span,
.step p,
.detail p,
.detail li {
  color: var(--muted);
}

.detail ul {
  margin: 0.5rem 0 0;
  padding-left: 1.1rem;
}

.compare {
  display: grid;
  gap: 0.75rem;
}

.compare article {
  padding: 1.1rem;
  border-radius: 0.8rem;
}

.compare .old {
  border: 1px dashed var(--line);
  background: #fff;
  color: var(--muted);
}

.compare .new {
  background: var(--navy-deep);
  color: #fff;
}

.compare ul {
  margin: 0.4rem 0 0;
  padding-left: 1.1rem;
}

.cta {
  padding: 2.6rem 0;
  background: var(--navy-deep);
  color: #fff;
}

.cta .lede,
.cta p {
  color: #c5d4e4;
}

.form-card,
.contact-aside {
  padding: 1.15rem;
  border: 1px solid var(--line);
  border-radius: 0.9rem;
  background: #fff;
}

.contact-aside {
  background: var(--navy-deep);
  border: 0;
  color: #fff;
}

.contact-aside img {
  width: 4.4rem;
  margin-bottom: 0.8rem;
}

.contact-aside a {
  color: #fff;
  text-decoration: underline;
}

.contact-aside p,
.contact-aside address {
  margin: 0 0 0.7rem;
  font-style: normal;
}

label {
  display: grid;
  gap: 0.35rem;
  font-size: 0.82rem;
  font-weight: 700;
}

input,
select,
textarea {
  width: 100%;
  max-width: 100%;
  padding: 0.7rem 0.75rem;
  border: 1px solid var(--line);
  border-radius: 0.5rem;
  background: #fff;
  color: var(--ink);
  font: inherit;
  font-size: 1rem;
  font-weight: 500;
}

textarea {
  min-height: 8rem;
  resize: vertical;
}

.fields,
.pair {
  display: grid;
  gap: 0.85rem;
}

.form-status {
  margin: 0.7rem 0 0;
}

.form-status.is-ok {
  color: #1f8a4c;
}

.site-footer {
  padding: 2.2rem 0 1.6rem;
  background: #fff;
  border-top: 1px solid var(--line);
  font-size: 0.86rem;
}

.footer-grid {
  display: grid;
  gap: 1.4rem;
}

.site-footer h3 {
  margin-bottom: 0.45rem;
  font-size: 0.78rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--muted);
}

.site-footer h3 + h3,
.site-footer a + h3 {
  margin-top: 1.15rem;
}

.site-footer a {
  display: block;
  padding: 0.18rem 0;
  color: var(--ink);
  font-weight: 600;
  overflow-wrap: anywhere;
}

.site-footer a:hover {
  color: var(--orange);
}

.footer-base {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 0.5rem;
  margin-top: 1.4rem;
  padding-top: 1rem;
  border-top: 1px solid var(--line);
  color: var(--muted);
}

[data-reveal] {
  opacity: 0;
  transform: translateY(14px);
  transition: opacity 0.55s var(--ease), transform 0.55s var(--ease);
}

[data-reveal].is-in {
  opacity: 1;
  transform: none;
}

@media (min-width: 640px) {
  .wrap {
    width: min(calc(100% - 2rem), var(--max));
  }

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

  .trust-marks img {
    height: 5.4rem;
  }

  .card-grid,
  .cat-grid,
  .related,
  .checks,
  .pair,
  .footer-grid,
  .product-gallery {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 900px) {
  .hero-grid,
  .pdp,
  .form-grid,
  .compare {
    grid-template-columns: 1.15fr 0.85fr;
  }
}

@media (min-width: 1024px) {
  .trust-marks img {
    height: 6.7rem;
    padding: 0.55rem 0.9rem;
  }

  .footer-grid {
    grid-template-columns: 1.3fr 1fr 1fr 1.1fr;
  }
}

@media (min-width: 1100px) {
  .card-grid.three,
  .cat-grid.three {
    grid-template-columns: repeat(3, 1fr);
  }
}

@media (max-width: 1023px) {
  body.nav-open .topbar {
    display: none;
  }

  .topbar-inner {
    justify-content: center;
  }

  .topbar a {
    margin-left: 0;
    margin-right: 0.75rem;
  }

  .topbar a:last-child {
    margin-right: 0;
  }

  .nav-toggle {
    display: grid;
    place-items: center;
    flex-shrink: 0;
  }

  .nav {
    position: fixed;
    inset: var(--header) 0 0;
    display: none;
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    padding: 0.75rem 1rem calc(1.2rem + env(safe-area-inset-bottom));
    overflow: auto;
    background: #fff;
    z-index: 35;
  }

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

  .nav > a,
  .menu-btn {
    min-height: 2.85rem;
    padding: 0.7rem 0.15rem;
    border-bottom: 1px solid var(--line);
    font-size: 1rem;
    text-align: left;
  }

  .nav > .btn {
    width: 100%;
    margin-top: 0.9rem;
    border-bottom: 0;
  }

  .menu-panel {
    position: static;
    display: none;
    width: auto;
    margin: 0.15rem 0 0.4rem;
    box-shadow: none;
  }

  .menu.is-open .menu-panel {
    display: grid;
  }

  .menu:hover .menu-panel {
    display: none;
  }

  .menu.is-open:hover .menu-panel {
    display: grid;
  }

  .hero,
  .section {
    padding-top: 2.2rem;
    padding-bottom: 2.2rem;
  }

  .hero-actions .btn,
  .card-actions .btn {
    flex: 1 1 10rem;
  }

  .spec th {
    width: auto;
  }
}

@media (max-width: 639px) {
  .brand-name {
    font-size: 0.95rem;
  }

  .hero {
    padding-top: 1.8rem;
    padding-bottom: 2rem;
  }

  .stage {
    min-height: 0;
  }

  .hero-actions,
  .card-actions {
    display: grid;
  }

  .hero-actions .btn,
  .card-actions .btn,
  .section-head .btn {
    width: 100%;
    flex: none;
  }

  .spec,
  .spec tbody,
  .spec tr,
  .spec th,
  .spec td {
    display: block;
    width: 100%;
  }

  .spec th {
    padding-bottom: 0.15rem;
    border-bottom: 0;
  }

  .spec td {
    padding-top: 0.15rem;
  }

  .topbar a[href^="mailto"] {
    display: none;
  }
}

@media (prefers-reduced-motion: reduce) {
  [data-reveal] {
    opacity: 1;
    transform: none;
  }
}