:root {
  --ink: #101827;
  --muted: #637083;
  --line: #d8e2ef;
  --bg: #f5f8fb;
  --panel: #ffffff;
  --green: #21824a;
  --green-dark: #145c35;
  --teal: #28b7b0;
  --blue: #1772d0;
  --yellow: #f5b51b;
  --shadow: 0 16px 40px rgba(16, 24, 39, 0.1);
  --display: "Aptos Display", "Segoe UI Variable Display", "Segoe UI", Arial, sans-serif;
  --text: "Aptos", "Segoe UI Variable Text", "Segoe UI", Arial, sans-serif;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: var(--text);
  color: var(--ink);
  background: var(--bg);
  line-height: 1.55;
}
a { color: inherit; text-decoration: none; }
img { max-width: 100%; display: block; }
p { margin: 0; }
h1, h2, h3 { margin: 0; line-height: 1.05; letter-spacing: 0; font-family: var(--display); }
h1 { font-size: clamp(38px, 5.4vw, 68px); max-width: 780px; font-weight: 900; }
h2 { font-size: clamp(28px, 4vw, 42px); font-weight: 880; }
h3 { font-size: 19px; font-weight: 820; }

.wrap { width: min(1180px, calc(100% - 40px)); margin: 0 auto; }
.site-header {
  position: sticky;
  top: 0;
  z-index: 10;
  background: rgba(255, 255, 255, 0.94);
  border-bottom: 1px solid var(--line);
  backdrop-filter: blur(12px);
}
.nav-bar {
  min-height: 104px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}
.brand { display: flex; align-items: center; gap: 14px; min-width: 300px; flex-shrink: 0; }
.brand-logo { width: 260px; height: auto; max-height: 76px; }
.brand-mark {
  display: grid;
  width: 72px;
  height: 72px;
  place-items: center;
  color: #fff;
  background: linear-gradient(135deg, var(--green-dark), var(--green));
  border-radius: 10px;
  font-weight: 900;
  font-size: 24px;
}
.brand strong, .brand small { display: block; }
.brand strong { font-size: 24px; font-weight: 900; }
.brand small { color: var(--muted); font-size: 13px; margin-top: 2px; }
.nav-links { display: flex; align-items: center; gap: 8px; }
.nav-links a {
  padding: 9px 13px;
  border-radius: 6px;
  color: #334155;
  font-size: 14px;
  font-weight: 650;
}
.nav-links a.active,
.nav-links a:hover { color: var(--green-dark); background: #e9f6ee; }
.header-contact { display: flex; gap: 10px; align-items: center; color: #334155; font-size: 13px; white-space: nowrap; }
.header-contact a {
  display: inline-flex;
  align-items: center;
  min-height: 40px;
  border: 1px solid var(--line);
  background: #fff;
  padding: 8px 12px;
  border-radius: 6px;
  color: #334155;
  font-weight: 650;
}
.header-contact a:hover {
  border-color: #b9c8da;
  background: #f8fafc;
  color: var(--green-dark);
}

.button-row { display: flex; gap: 12px; flex-wrap: wrap; }
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  min-height: 44px;
  padding: 10px 16px;
  border-radius: 6px;
  border: 1px solid transparent;
  font-weight: 750;
  cursor: pointer;
}
.btn.primary { background: var(--green); color: #fff; box-shadow: 0 10px 22px rgba(33, 130, 74, 0.22); }
.btn.secondary { background: #fff; color: var(--ink); border-color: var(--line); }
.btn.dark { background: var(--ink); color: #fff; }

.hero {
  position: relative;
  min-height: calc(100vh - 104px);
  display: grid;
  align-items: center;
  overflow: hidden;
  background:
    linear-gradient(90deg, rgba(245, 248, 251, .98) 0%, rgba(245, 248, 251, .9) 34%, rgba(245, 248, 251, .52) 58%, rgba(245, 248, 251, .08) 100%),
    url("assets/hero-home-storage.jpg") right center / cover no-repeat,
    #eef6fb;
  border-bottom: 1px solid var(--line);
}
.hero::after {
  content: "";
  position: absolute;
  inset: auto 0 0;
  height: 120px;
  background: linear-gradient(180deg, rgba(245,248,251,0), rgba(245,248,251,.96));
  pointer-events: none;
}
.hero-inner { position: relative; z-index: 1; min-height: calc(100vh - 104px); display: flex; align-items: center; }
.hero-content { max-width: 710px; padding: 72px 0 88px; }
.hero h1 span { display: block; color: var(--green); }
.hero h1 em { display: block; color: var(--ink); font-style: normal; }
.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: var(--green);
  font-size: 13px;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0;
  margin-bottom: 18px;
}
.eyebrow::before { content: ""; width: 9px; height: 9px; border-radius: 50%; background: var(--teal); }
.lead { margin-top: 20px; max-width: 590px; color: #334155; font-size: 19px; line-height: 1.62; }
.hero-tags { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 24px; max-width: 620px; }
.hero-tags span {
  min-height: 32px;
  display: inline-flex;
  align-items: center;
  padding: 6px 10px;
  border-radius: 999px;
  background: rgba(255,255,255,.86);
  border: 1px solid var(--line);
  color: #334155;
  font-size: 13px;
  font-weight: 700;
}
.hero .button-row { margin-top: 30px; }

.section { padding: 78px 0; }
.section.compact { padding: 52px 0; }
.section-head {
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 28px;
  margin-bottom: 28px;
}
.section-head p { max-width: 620px; color: var(--muted); margin-top: 12px; }

.category-grid, .product-grid, .info-grid, .application-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
}
.category-card, .product-card, .info-card, .process-card {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 8px;
  box-shadow: 0 10px 28px rgba(16, 24, 39, 0.06);
  overflow: hidden;
}
.category-card img, .product-card img {
  width: 100%;
  aspect-ratio: 1.1 / 1;
  object-fit: contain;
  background: #edf5ef;
  padding: 4px;
}
.category-card img {
  aspect-ratio: 1.25 / 1;
}
.application-grid .category-card img {
  aspect-ratio: 4 / 3;
  object-fit: cover;
  padding: 0;
}
.category-card .body, .product-card .body, .info-card { padding: 20px; }
.tag {
  display: inline-flex;
  min-height: 28px;
  align-items: center;
  padding: 5px 10px;
  color: var(--green-dark);
  background: #e9f6ee;
  border-radius: 6px;
  font-size: 12px;
  font-weight: 850;
}
.category-card h3, .product-card h3 { margin-top: 12px; }
.category-card p, .product-card p, .info-card p, .process-card p { color: var(--muted); margin-top: 10px; }
.card-link { display: inline-flex; margin-top: 16px; color: var(--green-dark); font-weight: 850; }
.battery-note {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 18px;
  align-items: start;
  margin-top: 22px;
  padding: 20px 22px;
  border: 1px solid #b8dcc7;
  border-left: 5px solid var(--green);
  border-radius: 8px;
  background: linear-gradient(135deg, #ffffff, #f0faf5);
  box-shadow: 0 10px 28px rgba(16, 24, 39, 0.06);
}
.battery-note h3 { font-size: 20px; }
.battery-note p { color: var(--muted); margin-top: 8px; }

.strip {
  background: #101827;
  color: #fff;
  padding: 44px 0;
}
.strip-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 1px;
  background: rgba(255,255,255,.16);
  border: 1px solid rgba(255,255,255,.16);
}
.strip-grid div { background: #101827; padding: 22px; }
.strip-grid strong { display: block; color: #fff; font-size: 26px; line-height: 1.1; }
.strip-grid span { display: block; color: rgba(255,255,255,.72); margin-top: 8px; font-size: 13px; }

.image-text {
  display: grid;
  grid-template-columns: minmax(0, .85fr) minmax(0, 1fr);
  gap: 34px;
  align-items: center;
}
.image-text img {
  width: 100%;
  max-height: 520px;
  object-fit: contain;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 8px;
  box-shadow: var(--shadow);
}
.text-panel {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 30px;
}
.text-panel p { color: var(--muted); margin-top: 14px; }
.check-list { display: grid; gap: 10px; margin: 20px 0 0; padding: 0; list-style: none; }
.check-list li { position: relative; padding-left: 25px; color: #334155; font-weight: 700; }
.check-list li::before { content: ""; position: absolute; left: 0; top: 8px; width: 9px; height: 9px; border-radius: 50%; background: var(--green); }

.page-hero {
  padding: 58px 0;
  background: linear-gradient(135deg, #eef7f1, #f8fbfe);
  border-bottom: 1px solid var(--line);
}
.page-hero .wrap {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(280px, .48fr);
  gap: 36px;
  align-items: center;
}
.page-hero p { color: #334155; max-width: 680px; margin-top: 16px; font-size: 18px; }
.page-hero img { width: 100%; max-height: 430px; object-fit: contain; background: #fff; border-radius: 8px; border: 1px solid var(--line); padding: 8px; }
.about-hero .wrap {
  grid-template-columns: minmax(0, .95fr) minmax(440px, .65fr);
}
.about-hero-panel {
  display: grid;
  gap: 14px;
}
.about-hero-panel img {
  width: 100%;
  max-height: 420px;
  object-fit: cover;
  object-position: top center;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 0;
}
.mini-stats {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
}
.mini-stats div {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 16px;
}
.mini-stats strong {
  display: block;
  color: var(--green-dark);
  font-size: 22px;
  line-height: 1.1;
}
.mini-stats span {
  display: block;
  color: var(--muted);
  margin-top: 6px;
  font-size: 13px;
  font-weight: 700;
}

.catalog-image {
  width: 100%;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 8px;
  box-shadow: var(--shadow);
  padding: 8px;
}
.catalog-image img {
  width: 100%;
  height: auto;
  object-fit: contain;
}
.catalog-stack {
  display: grid;
  gap: 24px;
}
.catalog-title {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  margin-bottom: 12px;
}
.catalog-title h3 { font-size: 24px; }

.spec-table-wrap { overflow-x: auto; background: var(--panel); border: 1px solid var(--line); border-radius: 8px; box-shadow: var(--shadow); }
.spec-table { width: 100%; min-width: 760px; border-collapse: collapse; }
.spec-table th, .spec-table td { padding: 15px 16px; border-bottom: 1px solid var(--line); text-align: left; vertical-align: top; }
.spec-table th { background: #101827; color: #fff; font-size: 13px; text-transform: uppercase; }
.spec-table tr:last-child td { border-bottom: 0; }
.spec-table td:first-child { color: var(--green-dark); font-weight: 850; }
.packing-table { min-width: 980px; }
.packing-table th:first-child,
.packing-table td:first-child {
  width: 130px;
  color: inherit;
  font-weight: normal;
}
.packing-table td:first-child img {
  width: 112px;
  height: 86px;
  object-fit: contain;
  background: #edf5ef;
  border: 1px solid var(--line);
  border-radius: 6px;
  padding: 6px;
}
.packing-table td:nth-child(2) {
  color: var(--green-dark);
  font-weight: 850;
}

.plug-grid {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 14px;
}
.plug-card {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 18px;
  box-shadow: 0 10px 28px rgba(16, 24, 39, 0.06);
}
.plug-card strong {
  display: block;
  margin-top: 14px;
  color: var(--ink);
  font-size: 18px;
}
.plug-card p {
  margin-top: 8px;
  color: var(--muted);
  font-size: 14px;
}
.socket-icon {
  position: relative;
  width: 94px;
  height: 94px;
  border: 3px solid var(--green);
  border-radius: 18px;
  background: #f4faf6;
}
.socket-icon span {
  position: absolute;
  display: block;
  background: var(--green-dark);
  border-radius: 4px;
}
.socket-icon.us span,
.socket-icon.jp span {
  width: 9px;
  height: 38px;
  top: 26px;
}
.socket-icon.us span:first-child,
.socket-icon.jp span:first-child { left: 32px; }
.socket-icon.us span:last-child,
.socket-icon.jp span:last-child { right: 32px; }
.socket-icon.eu span {
  width: 14px;
  height: 14px;
  border-radius: 50%;
  top: 40px;
}
.socket-icon.eu span:first-child { left: 27px; }
.socket-icon.eu span:last-child { right: 27px; }
.socket-icon.uk span:first-child {
  width: 11px;
  height: 30px;
  top: 18px;
  left: 41px;
}
.socket-icon.uk span:nth-child(2) {
  width: 11px;
  height: 32px;
  top: 50px;
  left: 27px;
  transform: rotate(90deg);
}
.socket-icon.uk span:nth-child(3) {
  width: 11px;
  height: 32px;
  top: 50px;
  right: 27px;
  transform: rotate(90deg);
}
.socket-icon.au span:first-child,
.socket-icon.au span:nth-child(2) {
  width: 9px;
  height: 34px;
  top: 27px;
}
.socket-icon.au span:first-child { left: 32px; transform: rotate(-24deg); }
.socket-icon.au span:nth-child(2) { right: 32px; transform: rotate(24deg); }
.socket-icon.au span:nth-child(3) {
  width: 10px;
  height: 22px;
  left: 42px;
  bottom: 15px;
}

.contact-layout {
  display: grid;
  grid-template-columns: minmax(0, .9fr) minmax(320px, .7fr);
  gap: 28px;
  align-items: start;
}
.contact-box, .inquiry-form {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 24px;
  box-shadow: var(--shadow);
}
address { color: #334155; font-style: normal; line-height: 1.75; }
address a { color: var(--green-dark); font-weight: 850; }
.inquiry-form { display: grid; gap: 14px; }
.inquiry-form label { display: grid; gap: 7px; color: #334155; font-size: 14px; font-weight: 800; }
.inquiry-form input, .inquiry-form select, .inquiry-form textarea {
  width: 100%;
  border: 1px solid #c9d6d0;
  border-radius: 6px;
  padding: 12px 13px;
  background: #fff;
  color: var(--ink);
  font: inherit;
}
.inquiry-form textarea { resize: vertical; }

.site-footer {
  background: #101827;
  color: rgba(255,255,255,.78);
  padding: 42px 0 22px;
}
.footer-grid {
  display: grid;
  grid-template-columns: 1.25fr .78fr .78fr 1.35fr;
  gap: 28px;
  align-items: start;
}
.footer-grid strong { display: block; color: #fff; margin-bottom: 10px; }
.footer-grid a,
.footer-grid span {
  display: block;
  margin-top: 7px;
  color: rgba(255,255,255,.76);
  font-size: 14px;
  line-height: 1.55;
}
.footer-grid a:hover { color: #fff; }
.footer-brand p { color: rgba(255,255,255,.76); margin-top: 14px; max-width: 340px; }
.footer-logo {
  width: 238px;
  max-width: 100%;
  padding: 8px 10px;
  border-radius: 8px;
  background: #fff;
}
.footer-contact .footer-wa {
  display: inline-flex;
  width: fit-content;
  padding: 7px 10px;
  border-radius: 6px;
  background: #26a95f;
  color: #fff;
  font-weight: 850;
}
.footer-bottom {
  display: flex;
  justify-content: space-between;
  gap: 20px;
  margin-top: 30px;
  padding-top: 18px;
  border-top: 1px solid rgba(255,255,255,.14);
  color: rgba(255,255,255,.58);
  font-size: 13px;
}
.floating-whatsapp {
  position: fixed;
  right: 18px;
  bottom: 18px;
  z-index: 20;
  display: grid;
  width: 58px;
  height: 58px;
  place-items: center;
  border-radius: 50%;
  color: #fff;
  background: #26a95f;
  box-shadow: 0 14px 28px rgba(38, 169, 95, 0.32);
  font-weight: 900;
}

@media (max-width: 980px) {
  .nav-bar { flex-wrap: wrap; padding: 14px 0; }
  .brand { min-width: 0; }
  .nav-links { order: 3; width: 100%; overflow-x: auto; }
  .category-grid, .product-grid, .info-grid, .application-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .plug-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .image-text, .page-hero .wrap, .contact-layout { grid-template-columns: 1fr; }
  .about-hero .wrap { grid-template-columns: 1fr; }
  .strip-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .footer-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}

@media (max-width: 640px) {
  .wrap { width: min(100% - 28px, 1180px); }
  .brand-mark { width: 54px; height: 54px; font-size: 18px; }
  .brand-logo { width: 184px; }
  .brand strong { font-size: 20px; }
  .header-contact { width: auto; margin-left: auto; flex-wrap: nowrap; gap: 6px; }
  .header-contact a { min-height: 36px; padding: 7px 9px; font-size: 12px; }
  .nav-bar { gap: 10px; }
  .nav-links {
    flex-wrap: wrap;
    overflow-x: visible;
    gap: 6px;
  }
  .nav-links a {
    flex: 1 1 calc(33.333% - 6px);
    padding: 8px 6px;
    text-align: center;
    font-size: 12px;
  }
  .hero, .hero-inner { min-height: 760px; }
  .category-grid, .product-grid, .info-grid, .application-grid, .strip-grid, .footer-grid { grid-template-columns: 1fr; }
  .battery-note { grid-template-columns: 1fr; }
  .footer-bottom { display: block; }
  .footer-bottom span + span { margin-top: 8px; }
  .plug-grid { grid-template-columns: 1fr; }
  .section { padding: 56px 0; }
  .section-head { display: block; }
  .button-row .btn { width: 100%; }
}