:root {
  --color-bg: #f3f6fb;
  --color-surface: #ffffff;
  --color-surface-muted: #f8fbff;
  --color-text: #102033;
  --color-text-soft: #596579;
  --color-primary: #0f4c81;
  --color-primary-dark: #0b3559;
  --color-accent: #f0b429;
  --color-border: #dce4ef;
  --color-border-strong: #c7d6e8;
  --shadow-soft: 0 10px 30px rgba(15, 76, 129, 0.08);
  --shadow-card: 0 20px 44px rgba(15, 76, 129, 0.08);
  --radius-sm: 14px;
  --radius-md: 18px;
  --radius-lg: 22px;
  --container: 1180px;
  --space-2xs: 0.5rem;
  --space-xs: 0.75rem;
  --space-sm: 1rem;
  --space-md: 1.5rem;
  --space-lg: 2rem;
  --space-xl: 2.75rem;
  --space-2xl: 3.5rem;
  --space-3xl: 4.5rem;
  --section-space: clamp(2.5rem, 5vw, 4.5rem);
  --section-space-compact: clamp(2rem, 4vw, 3.25rem);
  --heading-font: "Poppins", Arial, Helvetica, sans-serif;
  --body-font: Arial, Helvetica, sans-serif;
}

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

html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

body {
  margin: 0;
  font-family: var(--body-font);
  color: var(--color-text);
  line-height: 1.65;
  overflow-x: hidden;
  background:
    radial-gradient(circle at top left, rgba(15, 76, 129, 0.06), transparent 30%),
    linear-gradient(180deg, #f9fbfe 0%, var(--color-bg) 100%);
}

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

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

button,
input,
textarea {
  font: inherit;
}

h1,
h2,
h3 {
  margin: 0 0 var(--space-xs);
  font-family: var(--heading-font);
  color: var(--color-primary);
  line-height: 1.15;
}

h1 {
  font-size: clamp(2.35rem, 5vw, 4rem);
}

h2 {
  font-size: clamp(1.8rem, 3vw, 2.6rem);
}

h3 {
  font-size: clamp(1.1rem, 2vw, 1.35rem);
}

p {
  margin: 0 0 var(--space-sm);
  color: var(--color-text-soft);
}

ul {
  margin: 0;
  padding-left: 1.2rem;
  color: var(--color-text-soft);
}

li + li {
  margin-top: var(--space-2xs);
}

.container {
  width: min(92%, var(--container));
  margin: 0 auto;
}

.section,
main > section {
  padding: var(--section-space) 0;
}

.section-compact {
  padding-block: var(--section-space-compact);
}

.section-soft {
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.78), rgba(234, 242, 251, 0.72));
}

.section-head {
  max-width: 720px;
  margin-bottom: var(--space-lg);
}

.section-head p:last-child,
.mini-card p:last-child,
.card p:last-child,
.detail-card p:last-child,
.contact-item:last-child,
.image-caption:last-child {
  margin-bottom: 0;
}

.topbar {
  background: var(--color-primary-dark);
  color: #fff;
  font-size: 0.875rem;
}

.topbar-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-sm);
  flex-wrap: wrap;
  padding: 0.65rem 0;
}

.topbar a:hover,
.topbar a:focus-visible {
  text-decoration: underline;
  text-underline-offset: 0.2em;
}

.topbar .dealer {
  color: #d8e8f8;
  font-weight: 600;
}

header {
  position: sticky;
  top: 0;
  z-index: 1000;
  background: rgba(255, 255, 255, 0.94);
  border-bottom: 1px solid rgba(220, 228, 239, 0.9);
  -webkit-backdrop-filter: blur(12px);
  backdrop-filter: blur(12px);
}

.navbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-md);
  min-height: 108px;
  padding: 0.95rem 0;
}

.logo {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  flex: 1 1 auto;
  min-width: 0;
  color: var(--color-primary);
}

.logo-badge {
  width: 212px;
  height: 86px;
  overflow: hidden;
  flex-shrink: 0;
}

.logo-image {
  width: auto;
  height: 86px;
  max-width: none;
  object-fit: contain;
  transform: scale(2.08);
  transform-origin: left center;
}

.logo-text {
  min-width: 0;
  color: #20242c;
  font-family: var(--heading-font);
  font-size: 2.15rem;
  font-weight: 900;
  letter-spacing: 0.08em;
  line-height: 0.95;
  text-transform: uppercase;
}

.logo small {
  display: block;
  margin-top: 0.35rem;
  color: #5f6672;
  font-family: var(--heading-font);
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.28em;
  text-transform: uppercase;
}

nav {
  display: flex;
  align-items: center;
  gap: 1.4rem;
}

nav a {
  position: relative;
  font-weight: 700;
  color: var(--color-text);
}

nav a::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: -0.35rem;
  width: 100%;
  height: 2px;
  border-radius: 999px;
  background: var(--color-primary);
  transform: scaleX(0);
  transform-origin: left center;
  transition: transform 0.2s ease;
}

nav a:hover,
nav a:focus-visible {
  color: var(--color-primary);
}

nav a:hover::after,
nav a:focus-visible::after {
  transform: scaleX(1);
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.45rem;
  border: none;
  border-radius: 999px;
  padding: 0.85rem 1.2rem;
  font-weight: 700;
  transition: background-color 0.25s ease, color 0.25s ease, border-color 0.25s ease, transform 0.2s ease;
  cursor: pointer;
}

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

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

.btn-primary:hover,
.btn-primary:focus-visible {
  background: var(--color-primary-dark);
}

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

.btn-outline:hover,
.btn-outline:focus-visible {
  background: rgba(15, 76, 129, 0.06);
}

.hero,
.page-hero {
  position: relative;
  overflow: hidden;
  background:
    radial-gradient(circle at top right, rgba(240, 180, 41, 0.16), transparent 28%),
    linear-gradient(180deg, #ffffff, #edf4fb 100%);
}

.hero {
  padding: clamp(3rem, 7vw, 5rem) 0 clamp(2.5rem, 5vw, 3.5rem);
}

.page-hero {
  padding: clamp(2.8rem, 5vw, 4rem) 0 clamp(1.8rem, 4vw, 2.5rem);
}

.hero-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-lg);
  align-items: center;
}

.tag {
  display: inline-block;
  margin-bottom: var(--space-sm);
  padding: 0.5rem 0.9rem;
  border: 1px solid rgba(15, 76, 129, 0.1);
  border-radius: 999px;
  background: #e6f0fa;
  color: var(--color-primary);
  font-weight: 700;
}

.hero-actions,
.page-actions {
  display: flex;
  gap: 0.9rem;
  flex-wrap: wrap;
}

.hero-actions {
  margin: var(--space-md) 0 0;
}

#products .hero-actions {
  margin-top: var(--space-lg);
}

.hero-points {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: var(--space-sm);
  margin-top: var(--space-lg);
}

.panel,
.card,
.mini-card,
.detail-card,
.contact-card,
.form-card,
.stat {
  height: 100%;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-card);
}

.card,
.detail-card,
.contact-card,
.form-card {
  padding: var(--space-md);
}

.mini-card,
.stat {
  padding: 1.15rem;
  border-radius: var(--radius-md);
}

.stat strong {
  display: block;
  margin-bottom: 0.35rem;
  color: var(--color-primary);
  font-size: 1.5rem;
}

.cards,
.products-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1.35rem;
  align-items: stretch;
}

.service-list,
.product-list {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1.2rem;
  align-items: stretch;
}

.dealer-logo {
  width: auto;
  max-width: 100%;
  height: 50px;
  margin-bottom: 0.75rem;
  object-fit: contain;
}

.product-link-card {
  display: block;
  color: inherit;
  transition: transform 0.2s ease, border-color 0.2s ease;
}

.product-link-card:hover,
.product-link-card:focus-visible {
  transform: translateY(-2px);
  border-color: var(--color-border-strong);
}

.product-link-card:hover h3,
.product-link-card:focus-visible h3 {
  color: var(--color-primary-dark);
}

.page-breadcrumbs {
  margin-bottom: var(--space-sm);
  color: var(--color-text-soft);
  font-size: 0.95rem;
}

.page-breadcrumbs a {
  color: var(--color-primary);
}

.page-intro {
  max-width: 760px;
}

.detail-layout {
  display: grid;
  grid-template-columns: minmax(0, 1.1fr) minmax(320px, 0.9fr);
  gap: 1.75rem;
  align-items: start;
}

.detail-card h2 {
  margin-top: var(--space-lg);
}

.detail-card h2:first-child {
  margin-top: 0;
}

.product-image-card {
  position: sticky;
  top: 120px;
  background: linear-gradient(180deg, #ffffff, var(--color-surface-muted));
}

.product-image-card img {
  width: 100%;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  background: #fff;
}

.image-caption {
  margin-top: 0.75rem;
  font-size: 0.95rem;
}

.stacked-sections {
  display: grid;
  gap: 1.5rem;
}

.about-highlight {
  background: linear-gradient(180deg, #ffffff, var(--color-surface-muted));
}

.icon {
  display: grid;
  place-items: center;
  width: 48px;
  height: 48px;
  margin-bottom: var(--space-sm);
  border-radius: var(--radius-sm);
  background: #eaf3fc;
  color: var(--color-primary);
  font-size: 22px;
}

.contact-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1.75rem;
  align-items: start;
}

.form-title {
  margin-bottom: 0.9rem;
  color: var(--color-primary);
}

.contact-item {
  margin-bottom: var(--space-sm);
  overflow-wrap: anywhere;
}

.contact-item strong {
  display: block;
  margin-bottom: 0.35rem;
  color: var(--color-primary);
}

form {
  display: grid;
  gap: 0.9rem;
}

input,
textarea {
  width: 100%;
  padding: 0.9rem 1rem;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  background: #fbfdff;
  appearance: none;
}

input:focus,
textarea:focus,
.menu-toggle:focus-visible,
a:focus-visible,
.btn:focus-visible {
  outline: 2px solid var(--color-accent);
  outline-offset: 2px;
}

textarea {
  min-height: 130px;
  resize: vertical;
}

footer {
  margin-top: 0.75rem;
  padding: 1.65rem 0;
  color: #fff;
  background: var(--color-primary-dark);
}

.footer-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-sm);
  flex-wrap: wrap;
}

.footer-inner p {
  margin: 0;
  color: #d5e6f6;
}

.menu-toggle {
  display: none;
  width: 52px;
  height: 52px;
  padding: 0;
  flex-shrink: 0;
  align-items: center;
  justify-content: center;
  flex-direction: column;
  gap: 5px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  background: #fff;
  color: var(--color-primary);
  box-shadow: var(--shadow-soft);
  cursor: pointer;
}

.menu-toggle-bar {
  display: block;
  width: 22px;
  height: 2px;
  border-radius: 999px;
  background: currentColor;
  transition: transform 0.2s ease, opacity 0.2s ease;
}

.menu-toggle[aria-expanded="true"] .menu-toggle-bar:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}

.menu-toggle[aria-expanded="true"] .menu-toggle-bar:nth-child(2) {
  opacity: 0;
}

.menu-toggle[aria-expanded="true"] .menu-toggle-bar:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

@media (max-width: 980px) {
  .topbar-inner,
  .navbar,
  .footer-inner {
    align-items: flex-start;
  }

  .cards,
  .service-list,
  .product-list,
  .products-grid,
  .hero-points,
  .contact-grid,
  .detail-layout {
    grid-template-columns: 1fr;
  }

  .navbar {
    min-height: auto;
    gap: 0.75rem;
  }

  .logo {
    max-width: calc(100% - 64px);
  }

  .logo-badge {
    width: 172px;
    height: 78px;
  }

  .logo-image {
    height: 78px;
    transform: scale(1.98);
  }

  .logo-text {
    font-size: 1.55rem;
    letter-spacing: 0.06em;
  }

  .logo small {
    font-size: 0.68rem;
    letter-spacing: 0.18em;
  }

  nav {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    display: none;
    flex-direction: column;
    align-items: flex-start;
    gap: 1rem;
    padding: 1.15rem 4%;
    background: #fff;
    border-bottom: 1px solid var(--color-border);
    box-shadow: 0 14px 30px rgba(16, 32, 51, 0.08);
  }

  nav.open {
    display: flex;
  }

  .menu-toggle {
    display: inline-flex;
  }

  .desktop-cta,
  nav a::after {
    display: none;
  }

  .product-image-card {
    position: static;
  }
}

@media (max-width: 640px) {
  .container {
    width: min(94%, var(--container));
  }

  .topbar {
    font-size: 0.75rem;
  }

  .topbar-inner {
    gap: var(--space-2xs);
    padding: 0.5rem 0;
  }

  .logo {
    gap: 0.65rem;
    max-width: calc(100% - 60px);
  }

  .logo-badge {
    width: 132px;
    height: 64px;
  }

  .logo-image {
    height: 64px;
    transform: scale(1.92);
  }

  .logo-text {
    font-size: 1.14rem;
    letter-spacing: 0.045em;
    line-height: 1;
  }

  .logo small {
    margin-top: 0.25rem;
    font-size: 0.54rem;
    letter-spacing: 0.12em;
  }

  .menu-toggle {
    width: 46px;
    height: 46px;
  }

  .menu-toggle-bar {
    width: 20px;
  }

  .hero-actions,
  .page-actions {
    flex-direction: column;
    align-items: stretch;
  }

  .hero-actions .btn,
  .page-actions .btn,
  .form-card .btn {
    width: 100%;
  }

  .card,
  .detail-card,
  .contact-card,
  .form-card,
  .mini-card,
  .stat {
    padding: 1rem;
  }
}