:root {
  --bg: #f8fafc;
  --bg-alt: #eef3f8;
  --text: #0f172a;
  --muted: #475569;
  --card: #ffffff;
  --border: #dbe3ec;
  --primary: #0f766e;
  --primary-dark: #115e59;
  --accent: #134e4a;
  --shadow: 0 20px 50px rgba(15, 23, 42, 0.08);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  color: var(--text);
  background: var(--bg);
  line-height: 1.6;
}

img,
svg {
  max-width: 100%;
}

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

.container {
  width: min(1120px, calc(100% - 32px));
  margin: 0 auto;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 10;
  background: rgba(248, 250, 252, 0.94);
  border-bottom: 1px solid var(--border);
  backdrop-filter: blur(10px);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 74px;
  gap: 24px;
}

.logo {
  font-weight: 800;
  font-size: 1.05rem;
  letter-spacing: -0.02em;
}

.logo span {
  color: var(--primary);
}

.main-nav {
  display: flex;
  align-items: center;
  gap: 22px;
  color: var(--muted);
  font-size: 0.95rem;
}

.main-nav a:hover {
  color: var(--text);
}

.nav-cta {
  color: #ffffff !important;
  background: var(--primary);
  padding: 10px 16px;
  border-radius: 999px;
  font-weight: 700;
}

.hero {
  padding: 88px 0 72px;
}

.hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.1fr) minmax(300px, 0.65fr);
  gap: 44px;
  align-items: center;
}

.eyebrow {
  margin: 0 0 14px;
  color: var(--primary);
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  font-size: 0.78rem;
}

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

h1 {
  max-width: 760px;
  margin-bottom: 20px;
  font-size: clamp(2.35rem, 6vw, 4.8rem);
  line-height: 0.98;
  letter-spacing: -0.065em;
}

h2 {
  margin-bottom: 16px;
  font-size: clamp(1.8rem, 4vw, 3rem);
  line-height: 1.05;
  letter-spacing: -0.045em;
}

h3 {
  margin-bottom: 10px;
  font-size: 1.16rem;
  line-height: 1.25;
}

.hero-text,
.section-heading p,
.large-text,
.offer-box p,
.contact-grid p {
  color: var(--muted);
  font-size: 1.08rem;
}

.hero-text {
  max-width: 650px;
  margin-bottom: 28px;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-bottom: 26px;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 48px;
  padding: 12px 20px;
  border-radius: 999px;
  border: 1px solid transparent;
  font-weight: 800;
  cursor: pointer;
}

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

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

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

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

.trust-list {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.trust-list li {
  background: #ffffff;
  border: 1px solid var(--border);
  border-radius: 999px;
  padding: 8px 12px;
  color: var(--muted);
  font-size: 0.92rem;
}

.hero-card,
.card,
.offer-box,
.contact-form,
.contact-note,
.feature {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 28px;
  box-shadow: var(--shadow);
}

.hero-card {
  padding: 30px;
}

.hero-card h2 {
  font-size: 1.6rem;
  letter-spacing: -0.03em;
}

.hero-card p,
.hero-card li,
.card p,
.feature p,
.offer-list li,
.form-small {
  color: var(--muted);
}

.hero-card ul,
.offer-list ul {
  padding-left: 20px;
  margin-bottom: 0;
}

.hero-card li,
.offer-list li {
  margin-bottom: 10px;
}

.section {
  padding: 72px 0;
}

.section-alt {
  background: var(--bg-alt);
}

.section-heading {
  max-width: 760px;
  margin-bottom: 34px;
}

.cards {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 22px;
}

.card {
  padding: 28px;
}

.card-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  margin-bottom: 20px;
  border-radius: 50%;
  background: #ccfbf1;
  color: var(--accent);
  font-weight: 900;
}

.split,
.offer-box,
.contact-grid {
  display: grid;
  grid-template-columns: minmax(0, 0.8fr) minmax(0, 1fr);
  gap: 44px;
  align-items: start;
}

.large-text p {
  margin-bottom: 0;
  font-size: 1.22rem;
}

.offer-box {
  padding: 36px;
}

.offer-list .btn {
  margin-top: 18px;
}

.features {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 18px;
}

.feature {
  padding: 24px;
  box-shadow: none;
}

.contact-form {
  padding: 30px;
}

.form-row {
  margin-bottom: 16px;
}

label {
  display: block;
  margin-bottom: 7px;
  font-weight: 750;
}

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

input:focus,
select:focus,
textarea:focus {
  outline: 3px solid rgba(15, 118, 110, 0.18);
  border-color: var(--primary);
}

textarea {
  resize: vertical;
}

.hidden-field {
  position: absolute;
  left: -9999px;
  opacity: 0;
}

.form-button {
  width: 100%;
  border: 0;
}

.form-small {
  margin: 14px 0 0;
  font-size: 0.9rem;
}

.contact-note {
  margin-top: 22px;
  padding: 20px;
  box-shadow: none;
}

.site-footer {
  padding: 26px 0;
  border-top: 1px solid var(--border);
  color: var(--muted);
  background: #ffffff;
}

.footer-inner {
  display: flex;
  justify-content: space-between;
  gap: 18px;
  flex-wrap: wrap;
}

.site-footer p {
  margin: 0;
}

.site-footer a {
  text-decoration: underline;
  text-underline-offset: 3px;
}

@media (max-width: 900px) {
  .header-inner {
    align-items: flex-start;
    flex-direction: column;
    padding: 16px 0;
  }

  .main-nav {
    width: 100%;
    overflow-x: auto;
    padding-bottom: 4px;
  }

  .hero-grid,
  .split,
  .offer-box,
  .contact-grid {
    grid-template-columns: 1fr;
  }

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

@media (max-width: 620px) {
  .container {
    width: min(100% - 24px, 1120px);
  }

  .hero {
    padding: 56px 0 48px;
  }

  .section {
    padding: 54px 0;
  }

  .main-nav {
    gap: 14px;
    font-size: 0.9rem;
  }

  .cards,
  .features {
    grid-template-columns: 1fr;
  }

  .hero-card,
  .card,
  .offer-box,
  .contact-form {
    border-radius: 22px;
    padding: 22px;
  }

  .hero-actions .btn {
    width: 100%;
  }
}