:root {
  --bg: #f7fafc;
  --surface: #ffffff;
  --surface-soft: #eef8f7;
  --text: #0f172a;
  --muted: #475569;
  --muted-light: #64748b;
  --primary: #0f766e;
  --primary-dark: #115e59;
  --accent: #164e63;
  --border: #e2e8f0;
  --dark: #0f172a;
  --shadow: 0 20px 50px rgba(15, 23, 42, 0.08);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

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

a {
  color: var(--primary);
  text-decoration: none;
}

a:hover {
  color: var(--primary-dark);
}

header {
  background: rgba(255, 255, 255, 0.94);
  border-bottom: 1px solid var(--border);
  position: sticky;
  top: 0;
  z-index: 20;
  backdrop-filter: blur(12px);
}

.nav {
  max-width: 1160px;
  margin: 0 auto;
  padding: 16px 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

.brand {
  display: flex;
  align-items: center;
  gap: 12px;
  font-weight: 800;
  color: var(--text);
  letter-spacing: -0.02em;
  font-size: 18px;
}

.logo-mark {
  width: 40px;
  height: 40px;
  border-radius: 12px;
  background: linear-gradient(135deg, var(--primary), var(--accent));
  color: white;
  display: grid;
  place-items: center;
  font-weight: 800;
  font-size: 21px;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 22px;
  font-size: 14px;
  font-weight: 700;
}

.nav-links a {
  color: #334155;
}

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

.nav-cta {
  padding: 10px 14px;
  background: var(--primary);
  color: white !important;
  border-radius: 10px;
}

.nav-cta:hover {
  background: var(--primary-dark);
}

.hero {
  background:
    radial-gradient(circle at top right, rgba(15, 118, 110, 0.16), transparent 38%),
    linear-gradient(180deg, #ffffff, #f7fafc);
}

.hero-inner {
  max-width: 1160px;
  margin: 0 auto;
  padding: 88px 24px 78px;
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: 44px;
  align-items: center;
}

.badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 14px;
  border-radius: 999px;
  background: #ecfdf5;
  color: var(--primary-dark);
  font-size: 14px;
  font-weight: 800;
  margin-bottom: 22px;
}

h1 {
  margin: 0 0 22px;
  font-size: clamp(40px, 5vw, 68px);
  line-height: 1.04;
  letter-spacing: -0.055em;
  color: var(--dark);
}

.hero-text {
  font-size: 20px;
  color: var(--muted);
  max-width: 740px;
  margin: 0 0 30px;
}

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

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 13px 18px;
  border-radius: 12px;
  font-weight: 800;
  border: 1px solid transparent;
}

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

.button.primary:hover {
  background: var(--primary-dark);
  color: white;
}

.button.secondary {
  background: white;
  color: var(--text);
  border-color: var(--border);
}

.button.secondary:hover {
  border-color: var(--primary);
}

.visual-card {
  background: white;
  border: 1px solid var(--border);
  border-radius: 28px;
  padding: 30px;
  box-shadow: var(--shadow);
}

.visual-inner {
  min-height: 310px;
  border-radius: 22px;
  background:
    linear-gradient(135deg, rgba(15, 118, 110, 0.12), rgba(22, 78, 99, 0.12)),
    #f8fafc;
  border: 1px solid var(--border);
  display: grid;
  place-items: center;
  text-align: center;
  padding: 28px;
}

.visual-inner h3 {
  font-size: 26px;
  margin: 0 0 12px;
  color: var(--dark);
}

.visual-inner p {
  margin: 0;
  color: var(--muted);
  font-size: 16px;
}

.page-hero {
  background:
    radial-gradient(circle at top right, rgba(15, 118, 110, 0.15), transparent 38%),
    linear-gradient(180deg, #ffffff, #f7fafc);
  border-bottom: 1px solid var(--border);
}

.page-hero-inner {
  max-width: 1160px;
  margin: 0 auto;
  padding: 74px 24px;
}

.page-hero h1 {
  max-width: 850px;
}

.page-hero p {
  max-width: 780px;
  font-size: 20px;
  color: var(--muted);
  margin: 0;
}

section {
  max-width: 1160px;
  margin: 0 auto;
  padding: 72px 24px;
}

.section-title {
  max-width: 790px;
  margin-bottom: 34px;
}

.section-title.center {
  margin-left: auto;
  margin-right: auto;
  text-align: center;
}

h2 {
  margin: 0 0 12px;
  font-size: 36px;
  line-height: 1.15;
  letter-spacing: -0.035em;
  color: var(--dark);
}

h3 {
  color: var(--dark);
}

.section-title p {
  margin: 0;
  font-size: 18px;
  color: var(--muted);
}

.grid-3 {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 18px;
}

.grid-2 {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 22px;
}

.card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 22px;
  padding: 26px;
  box-shadow: 0 10px 30px rgba(15, 23, 42, 0.04);
}

.card h3 {
  margin: 0 0 10px;
  font-size: 21px;
}

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

.card ul {
  margin: 0;
  padding-left: 20px;
  color: var(--muted);
}

.card li {
  margin-bottom: 9px;
}

.dark-band {
  background: var(--dark);
  color: white;
  margin-top: 36px;
}

.dark-band section {
  padding-top: 76px;
  padding-bottom: 76px;
}

.dark-band h2,
.dark-band h3 {
  color: white;
}

.dark-band p,
.dark-band li {
  color: #cbd5e1;
}

.dark-band .card {
  background: #111827;
  border-color: #334155;
}

.feature-list {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 14px;
  margin-top: 26px;
}

.feature-pill {
  background: white;
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 16px;
  font-weight: 700;
  color: #334155;
}

.contact-layout {
  display: grid;
  grid-template-columns: 1fr 0.85fr;
  gap: 28px;
  align-items: start;
}

form {
  background: white;
  border: 1px solid var(--border);
  border-radius: 24px;
  padding: 28px;
  box-shadow: var(--shadow);
}

.form-row {
  margin-bottom: 18px;
}

label {
  display: block;
  font-weight: 800;
  margin-bottom: 8px;
  color: var(--dark);
}

input,
select,
textarea {
  width: 100%;
  padding: 13px 14px;
  border: 1px solid #cbd5e1;
  border-radius: 12px;
  font: inherit;
  background: white;
  color: var(--text);
}

textarea {
  min-height: 150px;
  resize: vertical;
}

input:focus,
select:focus,
textarea:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(15, 118, 110, 0.12);
}

.form-note {
  font-size: 14px;
  color: var(--muted-light);
  margin-top: 12px;
}

.contact-card {
  background: var(--dark);
  color: white;
  border-radius: 24px;
  padding: 28px;
}

.contact-card h3 {
  color: white;
  margin-top: 0;
}

.contact-card p {
  color: #cbd5e1;
  margin: 0 0 14px;
}

.contact-card strong {
  color: white;
}

.footer {
  background: white;
  border-top: 1px solid var(--border);
  padding: 28px 24px;
  color: var(--muted-light);
  font-size: 14px;
}

.footer-inner {
  max-width: 1160px;
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  gap: 18px;
  flex-wrap: wrap;
}

.footer-links {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
}

@media (max-width: 900px) {
  .hero-inner,
  .grid-2,
  .contact-layout {
    grid-template-columns: 1fr;
  }

  .grid-3 {
    grid-template-columns: 1fr;
  }

  .feature-list {
    grid-template-columns: 1fr;
  }

  .nav {
    align-items: flex-start;
  }

  .nav-links {
    display: none;
  }

  section {
    padding: 56px 20px;
  }

  .hero-inner,
  .page-hero-inner {
    padding-left: 20px;
    padding-right: 20px;
  }
}