:root {
  --ink: #17202a;
  --muted: #617083;
  --line: #dce4ea;
  --surface: #f4f7f8;
  --paper: #ffffff;
  --brand: #0f6b5f;
  --brand-dark: #0a453f;
  --accent: #d39a2f;
  --accent-soft: #fff4dd;
  --shadow: 0 18px 48px rgba(23, 32, 42, 0.12);
  --radius: 8px;
  --max: 1180px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  color: var(--ink);
  background: var(--paper);
  font-family: Arial, Helvetica, sans-serif;
  line-height: 1.6;
  text-rendering: optimizeLegibility;
}

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

a {
  color: inherit;
}

.wrap {
  width: min(calc(100% - 40px), var(--max));
  margin: 0 auto;
}

.skip-link {
  position: absolute;
  left: 16px;
  top: 12px;
  z-index: 20;
  padding: 10px 14px;
  color: #ffffff;
  background: var(--brand-dark);
  transform: translateY(-160%);
  transition: transform 180ms ease;
}

.skip-link:focus {
  transform: translateY(0);
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 10;
  background: rgba(255, 255, 255, 0.94);
  border-bottom: 1px solid rgba(220, 228, 234, 0.88);
  backdrop-filter: blur(12px);
}

.nav {
  min-height: 76px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

.brand {
  display: inline-flex;
  align-items: center;
  color: var(--ink);
  text-decoration: none;
}

.brand img {
  width: 196px;
  height: auto;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 4px;
}

.nav-links a {
  padding: 10px 12px;
  color: var(--muted);
  font-size: 0.94rem;
  font-weight: 700;
  text-decoration: none;
}

.nav-links a:hover,
.nav-links a:focus-visible {
  color: var(--brand-dark);
}

.nav-links .nav-cta {
  margin-left: 8px;
  color: #ffffff;
  background: var(--brand);
  border-radius: var(--radius);
}

.nav-links .nav-cta:hover,
.nav-links .nav-cta:focus-visible {
  color: #ffffff;
  background: var(--brand-dark);
}

.nav-toggle {
  display: none;
  width: 44px;
  height: 44px;
  padding: 10px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: #ffffff;
}

.nav-toggle span:not(.sr-only) {
  display: block;
  height: 2px;
  margin: 5px 0;
  background: var(--ink);
}

.hero {
  position: relative;
  overflow: hidden;
  background:
    linear-gradient(90deg, rgba(244, 247, 248, 0.96) 0%, rgba(244, 247, 248, 0.82) 46%, rgba(255, 244, 221, 0.64) 100%);
}

.hero-inner {
  min-height: calc(100vh - 76px);
  max-height: 820px;
  display: grid;
  grid-template-columns: minmax(0, 0.94fr) minmax(320px, 1.06fr);
  align-items: center;
  gap: 56px;
  padding: 58px 0 72px;
}

.hero-copy {
  max-width: 650px;
}

.eyebrow,
.section-kicker {
  margin: 0 0 12px;
  color: var(--brand);
  font-size: 0.78rem;
  font-weight: 800;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

h1,
h2,
h3,
p {
  margin-top: 0;
}

h1 {
  margin-bottom: 18px;
  font-size: clamp(3.8rem, 10vw, 7rem);
  line-height: 0.92;
  letter-spacing: 0;
}

h2 {
  margin-bottom: 18px;
  font-size: clamp(2rem, 4vw, 3.15rem);
  line-height: 1.08;
  letter-spacing: 0;
}

h3 {
  margin-bottom: 10px;
  font-size: 1.15rem;
  line-height: 1.25;
}

.hero-lede {
  max-width: 620px;
  margin-bottom: 30px;
  color: #334155;
  font-size: 1.24rem;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.btn {
  display: inline-flex;
  min-height: 48px;
  align-items: center;
  justify-content: center;
  padding: 12px 18px;
  border: 1px solid transparent;
  border-radius: var(--radius);
  font-weight: 800;
  text-decoration: none;
}

.btn.primary {
  color: #ffffff;
  background: var(--brand);
}

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

.btn.secondary {
  color: var(--brand-dark);
  background: #ffffff;
  border-color: var(--line);
}

.btn.secondary:hover,
.btn.secondary:focus-visible {
  border-color: var(--brand);
}

.btn.whatsapp {
  color: #ffffff;
  background: #1f9d5a;
}

.btn.whatsapp:hover,
.btn.whatsapp:focus-visible {
  background: #137944;
}

.hero-visual {
  margin: 0;
  justify-self: center;
  width: min(100%, 540px);
}

.hero-visual img {
  width: 100%;
  border-radius: var(--radius);
  filter: drop-shadow(0 28px 34px rgba(23, 32, 42, 0.16));
  object-fit: cover;
}

.hero-photo-pair {
  display: grid;
  grid-template-columns: 1fr 0.82fr;
  gap: 14px;
  align-items: stretch;
}

.hero-photo-main {
  aspect-ratio: 1;
  border: 8px solid #ffffff;
  box-shadow: var(--shadow);
}

.hero-photo-secondary {
  width: 100%;
  aspect-ratio: 1;
  border: 8px solid #ffffff;
  box-shadow: 0 18px 36px rgba(23, 32, 42, 0.18);
}

.section {
  padding: 86px 0;
}

.surface {
  background: var(--surface);
}

.split,
.two-column,
.contact-layout,
.oem {
  display: grid;
  grid-template-columns: minmax(0, 0.95fr) minmax(0, 1.05fr);
  gap: 52px;
  align-items: start;
}

.split p:last-child,
.contact-layout p,
.oem p {
  color: var(--muted);
  font-size: 1.05rem;
}

.section-head {
  max-width: 760px;
  margin-bottom: 32px;
}

.product-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 16px;
}

.product-grid article,
.quality-panel,
.contact-card {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: #ffffff;
  box-shadow: 0 10px 30px rgba(23, 32, 42, 0.05);
}

.product-grid article {
  overflow: hidden;
}

.product-grid article h3 {
  margin-bottom: 8px;
}

.product-grid article img {
  width: 100%;
  aspect-ratio: 5 / 4;
  object-fit: cover;
  border-bottom: 1px solid var(--line);
}

.product-content {
  padding: 20px;
}

.product-grid article p,
.quality-panel p {
  margin-bottom: 0;
  color: var(--muted);
}

.feature-list,
.oem-list,
.city-grid {
  display: grid;
  gap: 12px;
}

.feature-list {
  grid-template-columns: repeat(2, minmax(0, 1fr));
  margin-top: 28px;
}

.feature-list span,
.city-grid span {
  position: relative;
  display: block;
  min-height: 48px;
  padding: 12px 14px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: #ffffff;
  color: #283544;
  font-weight: 700;
}

.feature-list span {
  min-height: 56px;
  padding: 15px 16px 15px 18px;
  border-left: 4px solid var(--brand);
  box-shadow: 0 8px 22px rgba(23, 32, 42, 0.04);
}

.quality-panel {
  padding: 30px;
}

.check-list {
  display: grid;
  gap: 10px;
  margin: 20px 0 24px;
  padding: 0;
  list-style: none;
}

.check-list li {
  position: relative;
  min-height: 46px;
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 10px 12px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--surface);
  color: #283544;
  font-weight: 700;
}

.check-list li::before {
  content: "➜";
  position: static;
  width: 22px;
  height: 22px;
  display: inline-grid;
  place-items: center;
  flex: 0 0 auto;
  border: 0;
  color: var(--brand-dark);
  background: transparent;
  filter: none;
  font-size: 1.15rem;
  font-weight: 800;
  line-height: 1;
  transform: none;
}

.oem {
  align-items: center;
}

.oem-list {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.oem-item {
  padding: 20px;
  border: 1px solid var(--line);
  border-left: 4px solid var(--brand);
  border-radius: var(--radius);
  background: linear-gradient(180deg, #ffffff 0%, #f8fbfa 100%);
  box-shadow: 0 10px 24px rgba(23, 32, 42, 0.05);
}

.oem-item strong {
  display: block;
  margin-bottom: 7px;
  color: #17202a;
  font-size: 1.02rem;
  line-height: 1.25;
}

.oem-item p {
  margin: 0;
  color: var(--muted);
  font-size: 0.94rem;
  line-height: 1.5;
}

.city-grid {
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 10px;
}

.city-grid span {
  min-height: 46px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 10px 14px;
  border-color: rgba(15, 107, 95, 0.16);
  background: #ffffff;
  color: var(--brand-dark);
  text-align: center;
  box-shadow: 0 8px 20px rgba(23, 32, 42, 0.04);
}

.contact-section {
  color: #ffffff;
  background: var(--brand-dark);
}

.contact-section .section-kicker,
.contact-section p {
  color: rgba(255, 255, 255, 0.76);
}

.contact-card {
  display: grid;
  gap: 24px;
  padding: 28px;
  color: var(--ink);
  font-style: normal;
}

.contact-card-head {
  display: flex;
  align-items: center;
  gap: 14px;
  padding-bottom: 20px;
  border-bottom: 1px solid var(--line);
}

.contact-mark {
  width: 52px;
  height: 52px;
  display: inline-grid;
  place-items: center;
  flex: 0 0 auto;
  color: #ffffff;
  background: var(--brand);
  border-radius: var(--radius);
  font-weight: 800;
}

.contact-card strong {
  display: block;
  font-size: 1.35rem;
  line-height: 1.2;
}

.contact-card-head span:last-child {
  display: block;
  margin-top: 4px;
  color: var(--muted);
  font-size: 0.92rem;
  font-weight: 700;
}

.contact-actions {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
}

.contact-action {
  display: inline-flex;
  min-height: 46px;
  align-items: center;
  justify-content: center;
  padding: 11px 14px;
  border-radius: var(--radius);
  font-weight: 800;
  text-decoration: none;
}

.primary-action {
  color: #ffffff;
  background: var(--brand);
}

.whatsapp-action {
  color: #ffffff;
  background: #1f9d5a;
}

.contact-details {
  display: grid;
  gap: 14px;
}

.contact-details div {
  display: grid;
  gap: 3px;
  padding: 0 0 14px;
  border-bottom: 1px solid var(--line);
}

.contact-details div:last-child {
  padding-bottom: 0;
  border-bottom: 0;
}

.contact-details span {
  color: var(--muted);
  font-size: 0.78rem;
  font-weight: 800;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.contact-card a,
.contact-card b {
  color: var(--brand-dark);
  font-weight: 800;
  text-decoration: none;
}

.contact-card a:hover,
.contact-card a:focus-visible {
  text-decoration: underline;
}

.contact-action:hover,
.contact-action:focus-visible {
  text-decoration: none;
  filter: brightness(0.92);
}

.site-footer {
  color: #ffffff;
  background: #0b171b;
}

.footer-inner {
  min-height: 78px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
}

.footer-inner p {
  margin: 0;
  color: rgba(255, 255, 255, 0.72);
}

.footer-inner a {
  color: #ffffff;
  font-weight: 800;
  text-decoration: none;
}

.footer-inner a:hover,
.footer-inner a:focus-visible {
  text-decoration: underline;
}

@media (max-width: 980px) {
  .hero-inner,
  .split,
  .two-column,
  .contact-layout,
  .oem {
    grid-template-columns: 1fr;
  }

  .hero-inner {
    min-height: auto;
    max-height: none;
    gap: 24px;
  }

  .hero-visual {
    max-width: 680px;
  }

  .product-grid,
  .city-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 760px) {
  .wrap {
    width: min(calc(100% - 28px), var(--max));
  }

  .nav {
    min-height: 68px;
  }

  .brand img {
    width: 168px;
  }

  .nav-toggle {
    display: block;
  }

  .nav-links {
    position: absolute;
    left: 14px;
    right: 14px;
    top: 76px;
    display: none;
    padding: 10px;
    border: 1px solid var(--line);
    border-radius: var(--radius);
    background: #ffffff;
    box-shadow: var(--shadow);
  }

  .nav-links.is-open {
    display: grid;
  }

  .nav-links a {
    padding: 12px;
  }

  .nav-links .nav-cta {
    margin-left: 0;
    text-align: center;
  }

  .hero-inner {
    padding: 44px 0 56px;
  }

  h1 {
    font-size: clamp(3.5rem, 18vw, 5.2rem);
  }

  .hero-lede {
    font-size: 1.08rem;
  }

  .section {
    padding: 62px 0;
  }

  .feature-list,
  .oem-list,
  .city-grid,
  .product-grid {
    grid-template-columns: 1fr;
  }

  .product-grid article {
    min-height: auto;
  }

  .product-grid article h3 {
    min-height: 0;
  }

  .footer-inner {
    padding: 22px 0;
    align-items: flex-start;
    flex-direction: column;
  }
}