* {
  box-sizing: border-box;
}

:root {
  --primary: #0f766e;
  --primary-2: #0891b2;
  --accent: #2563eb;
  --dark: #0f172a;
  --muted: #64748b;
  --soft: #f8fafc;
  --line: #e2e8f0;
  --white: #ffffff;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: Arial, Helvetica, sans-serif;
  color: var(--dark);
  background: var(--soft);
  line-height: 1.65;
}

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

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

.topbar {
  background: #073b3a;
  color: #d7fffb;
  font-size: 14px;
}

.topbar .wrap {
  width: min(1160px, 92%);
  margin: auto;
  display: flex;
  justify-content: space-between;
  gap: 16px;
  padding: 8px 0;
  flex-wrap: wrap;
}

.navbar {
  position: sticky;
  top: 0;
  z-index: 20;
  background: rgba(255, 255, 255, .96);
  border-bottom: 1px solid var(--line);
  backdrop-filter: blur(12px);
}

.nav-wrap {
  width: min(1160px, 92%);
  margin: auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 0;
}

.brand {
  display: flex;
  align-items: center;
  gap: 12px;
  font-weight: 900;
  letter-spacing: -.3px;
}

.brand img {
  width: 420px;
  max-width: 58vw;
  height: auto;
  border-radius: 0;
}

.brand span {
  display: block;
  font-size: 18px;
  line-height: 1.15;
}

.brand small {
  display: block;
  color: var(--muted);
  font-weight: 700;
  font-size: 12px;
  margin-top: 2px;
}

.nav-links {
  display: flex;
  gap: 26px;
  align-items: center;
  font-weight: 800;
  color: #334155;
}

.nav-links a:hover,
.nav-links a.active {
  color: var(--primary);
}

.nav-cta {
  padding: 11px 16px;
  border-radius: 999px;
  background: var(--primary);
  color: white !important;
}

.menu-btn {
  display: none;
  border: 0;
  background: var(--primary);
  color: white;
  font-weight: 800;
  padding: 10px 14px;
  border-radius: 12px;
}

.container {
  width: min(1160px, 92%);
  margin: auto;
}

.hero {
  padding: 92px 0;
  background:
    radial-gradient(circle at 10% 10%, rgba(8,145,178,.14), transparent 34%),
    linear-gradient(135deg, #ecfeff 0%, #eef2ff 100%);
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.06fr .94fr;
  gap: 46px;
  align-items: center;
}

.badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: white;
  color: var(--primary);
  border: 1px solid #99f6e4;
  border-radius: 999px;
  padding: 8px 14px;
  font-weight: 900;
  margin-bottom: 18px;
}

.hero h1 {
  font-size: clamp(38px, 5.6vw, 68px);
  line-height: 1.05;
  letter-spacing: -1.6px;
  margin: 0 0 22px;
}

.hero p {
  margin: 0 0 28px;
  font-size: 18px;
  color: #475569;
  max-width: 650px;
}

.btn-row {
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 48px;
  padding: 13px 20px;
  border-radius: 14px;
  font-weight: 900;
}

.btn-primary {
  background: var(--primary);
  color: white;
}

.btn-outline {
  background: white;
  color: var(--primary);
  border: 1px solid #99f6e4;
}

.hero-card {
  background: white;
  border: 1px solid var(--line);
  padding: 16px;
  border-radius: 32px;
  box-shadow: 0 28px 90px rgba(15, 23, 42, .13);
}

.hero-card img {
  border-radius: 24px;
}

.trust-strip {
  margin-top: -34px;
  position: relative;
  z-index: 2;
}

.trust-box {
  background: white;
  border: 1px solid var(--line);
  border-radius: 26px;
  padding: 22px;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 14px;
  box-shadow: 0 18px 55px rgba(15, 23, 42, .09);
}

.trust-item {
  padding: 16px;
  border-radius: 18px;
  background: #f8fafc;
}

.trust-item strong {
  display: block;
  font-size: 24px;
  color: var(--primary);
}

.trust-item span {
  color: var(--muted);
  font-weight: 700;
}

.section {
  padding: 76px 0;
}

.section-title {
  max-width: 760px;
  margin: 0 auto 42px;
  text-align: center;
}

.section-title small {
  color: var(--primary);
  font-weight: 900;
  text-transform: uppercase;
  letter-spacing: 1px;
}

.section-title h2 {
  margin: 8px 0 12px;
  font-size: clamp(30px, 4vw, 46px);
  line-height: 1.15;
}

.section-title p {
  margin: 0;
  color: var(--muted);
}

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

.service-card,
.info-card,
.product-card,
.detail-panel,
.contact-card {
  background: white;
  border: 1px solid var(--line);
  border-radius: 24px;
  box-shadow: 0 16px 48px rgba(15, 23, 42, .06);
}

.service-card {
  padding: 24px;
}

.icon {
  width: 54px;
  height: 54px;
  border-radius: 18px;
  display: grid;
  place-items: center;
  background: #ccfbf1;
  color: var(--primary);
  font-size: 25px;
  font-weight: 900;
}

.service-card h3,
.product-card h3 {
  margin: 18px 0 8px;
}

.service-card p,
.info-card p,
.product-card p,
.detail-panel p,
.contact-card p {
  color: var(--muted);
  margin: 0;
}

.split {
  display: grid;
  grid-template-columns: .94fr 1.06fr;
  gap: 34px;
  align-items: center;
}

.info-card {
  padding: 30px;
}

.info-card h2 {
  margin: 0 0 12px;
  font-size: clamp(28px, 3vw, 40px);
}

.check-list {
  list-style: none;
  padding: 0;
  margin: 22px 0 0;
  display: grid;
  gap: 12px;
}

.check-list li {
  padding: 14px 16px;
  border-radius: 16px;
  background: #f8fafc;
  border: 1px solid var(--line);
  color: #334155;
  font-weight: 700;
}

.check-list li::before {
  content: "✓";
  color: var(--primary);
  font-weight: 900;
  margin-right: 10px;
}

.page-header {
  padding: 78px 0;
  background:
    radial-gradient(circle at 85% 20%, rgba(8,145,178,.16), transparent 28%),
    linear-gradient(135deg, #ecfeff, #eef2ff);
  text-align: center;
}

.page-header h1 {
  margin: 0 0 12px;
  font-size: clamp(34px, 5vw, 58px);
  letter-spacing: -1px;
}

.page-header p {
  margin: auto;
  max-width: 780px;
  color: #475569;
  font-size: 18px;
}

.product-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.product-card {
  overflow: hidden;
  transition: transform .18s ease, box-shadow .18s ease;
}

.product-card:hover {
  transform: translateY(-6px);
  box-shadow: 0 24px 70px rgba(15, 23, 42, .13);
}

.product-card img {
  aspect-ratio: 4 / 3;
  object-fit: cover;
}

.product-content {
  padding: 22px;
}

.product-tag {
  display: inline-flex;
  font-size: 13px;
  color: var(--primary);
  background: #ccfbf1;
  padding: 6px 10px;
  border-radius: 999px;
  font-weight: 900;
  margin-bottom: 12px;
}

.product-content span.more {
  display: inline-block;
  margin-top: 16px;
  color: var(--accent);
  font-weight: 900;
}

.detail-grid {
  display: grid;
  grid-template-columns: .95fr 1.05fr;
  gap: 34px;
  align-items: center;
}

.detail-grid img {
  border-radius: 28px;
  border: 1px solid var(--line);
  background: white;
}

.detail-panel {
  padding: 34px;
}

.detail-panel h1 {
  margin: 0 0 12px;
  font-size: clamp(32px, 4vw, 52px);
  line-height: 1.1;
}

.spec {
  display: grid;
  gap: 12px;
  margin: 24px 0;
}

.spec div {
  padding: 14px 16px;
  border-radius: 16px;
  background: #f8fafc;
  border: 1px solid var(--line);
}

.spec strong {
  color: var(--primary);
}

.contact-section {
  background: #073b3a;
  color: white;
}

.contact-section .section-title p,
.contact-section .contact-card p {
  color: #d1fae5;
}

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

.contact-card {
  padding: 24px;
  background: rgba(255,255,255,.08);
  border-color: rgba(255,255,255,.16);
}

.contact-card h3 {
  margin: 0 0 8px;
}

.footer {
  background: #020617;
  color: #cbd5e1;
  padding: 34px 0;
}

.footer-wrap {
  width: min(1160px, 92%);
  margin: auto;
  display: flex;
  justify-content: space-between;
  gap: 18px;
  flex-wrap: wrap;
}

.footer strong {
  color: white;
}

@media (max-width: 980px) {
  .hero-grid,
  .split,
  .detail-grid {
    grid-template-columns: 1fr;
  }

  .service-grid,
  .trust-box {
    grid-template-columns: repeat(2, 1fr);
  }

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

@media (max-width: 680px) {
  .menu-btn {
    display: block;
  }

  .nav-links {
    display: none;
    position: absolute;
    left: 4%;
    right: 4%;
    top: 82px;
    padding: 18px;
    background: white;
    border: 1px solid var(--line);
    border-radius: 18px;
    flex-direction: column;
    align-items: flex-start;
  }

  .nav-links.show {
    display: flex;
  }

  .hero {
    padding: 64px 0;
  }

  .service-grid,
  .trust-box,
  .product-grid,
  .contact-grid {
    grid-template-columns: 1fr;
  }

  .brand span {
    font-size: 15px;
  }

  .brand img {
    width: 250px;
    max-width: 64vw;
    height: auto;
  }
}


.showcase-image-card {
  background: white;
  border: 1px solid var(--line);
  border-radius: 28px;
  padding: 18px;
  box-shadow: 0 22px 70px rgba(15, 23, 42, .10);
}

.showcase-image-card img {
  width: 100%;
  height: auto;
  border-radius: 20px;
}