:root {
  --bg: #f7fbff;
  --text: #0d1b2a;
  --muted: #5c6b7a;
  --brand: #0077ff;
  --brand-dark: #005fcc;
  --card: #ffffff;
  --line: #dce8f5;
  --soft: #eaf5ff;
  --shadow: 0 24px 60px rgba(13, 27, 42, 0.12);
}

* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: 'Inter', system-ui, sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
}

img {
  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: 100;
  background: rgba(247, 251, 255, 0.86);
  backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--line);
}

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

.logo {
  font-weight: 800;
  font-size: 1.4rem;
  letter-spacing: -0.04em;
}

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

.nav-links {
  display: flex;
  align-items: center;
  gap: 28px;
  font-size: 0.95rem;
  font-weight: 600;
}

.nav-cta {
  padding: 10px 18px;
  background: var(--text);
  color: white;
  border-radius: 999px;
}

.nav-toggle {
  display: none;
  background: none;
  border: none;
  font-size: 1.8rem;
}

.hero {
  padding: 96px 0 72px;
  overflow: hidden;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 56px;
  align-items: center;
}

.eyebrow {
  color: var(--brand);
  text-transform: uppercase;
  letter-spacing: 0.14em;
  font-weight: 800;
  font-size: 0.78rem;
  margin-bottom: 14px;
}

h1, h2, h3 {
  line-height: 1.05;
  letter-spacing: -0.05em;
}

h1 {
  font-size: clamp(3rem, 8vw, 6.4rem);
  max-width: 850px;
}

h2 {
  font-size: clamp(2.1rem, 5vw, 4rem);
  margin-bottom: 18px;
}

h3 {
  font-size: 1.35rem;
  margin-bottom: 12px;
}

.hero-text {
  margin: 24px 0 32px;
  max-width: 640px;
  font-size: 1.15rem;
  color: var(--muted);
}

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

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 48px;
  padding: 0 22px;
  border-radius: 999px;
  font-weight: 800;
  border: 1px solid transparent;
  cursor: pointer;
}

.button.primary {
  background: var(--brand);
  color: white;
  box-shadow: 0 12px 30px rgba(0, 119, 255, 0.24);
}

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

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

.button.full {
  width: 100%;
}

.hero-card {
  min-height: 520px;
  position: relative;
  display: grid;
  place-items: center;
  background: radial-gradient(circle at top, #ffffff 0%, #eaf5ff 55%, #d6ecff 100%);
  border: 1px solid var(--line);
  border-radius: 36px;
  box-shadow: var(--shadow);
}

.bottle {
  width: 170px;
  filter: drop-shadow(0 28px 32px rgba(13, 27, 42, 0.22));
}

.cap {
  width: 64px;
  height: 34px;
  margin: 0 auto;
  background: var(--brand);
  border-radius: 10px 10px 4px 4px;
}

.neck {
  width: 78px;
  height: 78px;
  margin: 0 auto;
  background: rgba(255, 255, 255, 0.74);
  border: 4px solid rgba(255, 255, 255, 0.9);
}

.body {
  height: 320px;
  background: rgba(255, 255, 255, 0.72);
  border: 4px solid rgba(255, 255, 255, 0.94);
  border-radius: 44px 44px 28px 28px;
  display: flex;
  align-items: center;
}

.label {
  width: 100%;
  min-height: 118px;
  padding: 18px;
  background: var(--text);
  color: white;
  text-align: center;
}

.label span,
.label small {
  display: block;
  opacity: 0.78;
  font-size: 0.72rem;
  text-transform: uppercase;
  letter-spacing: 0.12em;
}

.label strong {
  display: block;
  margin: 8px 0;
  font-size: 1.1rem;
  line-height: 1.1;
}

.floating-card {
  position: absolute;
  background: white;
  padding: 12px 16px;
  border-radius: 18px;
  font-weight: 800;
  box-shadow: 0 14px 30px rgba(13, 27, 42, 0.12);
}

.floating-card.one {
  top: 72px;
  left: 42px;
}

.floating-card.two {
  right: 28px;
  top: 190px;
}

.floating-card.three {
  bottom: 76px;
  left: 30px;
}

.section {
  padding: 88px 0;
}

.section.muted {
  background: var(--soft);
}

.section-heading {
  max-width: 720px;
  margin-bottom: 36px;
}

.section-heading p,
.split p,
.contact-grid p {
  color: var(--muted);
  font-size: 1.05rem;
}

.steps,
.benefits {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}

.step-card,
.benefits article,
.contact-form {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 28px;
  padding: 28px;
  box-shadow: 0 12px 32px rgba(13, 27, 42, 0.05);
}

.step-card span {
  display: inline-flex;
  margin-bottom: 34px;
  color: var(--brand);
  font-weight: 900;
}

.step-card p,
.benefits p {
  color: var(--muted);
}

.split,
.contact-grid {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: 48px;
  align-items: start;
}

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

.partner-list div {
  background: white;
  border: 1px solid var(--line);
  border-radius: 18px;
  padding: 18px;
  font-weight: 800;
}

.benefits {
  grid-template-columns: repeat(4, 1fr);
}

.cta-section {
  padding: 40px 0;
}

.cta-card {
  background: var(--text);
  color: white;
  border-radius: 36px;
  padding: 56px;
  text-align: center;
}

.cta-card p {
  max-width: 640px;
  margin: 0 auto 28px;
  color: rgba(255,255,255,0.74);
}

.contact-form {
  display: grid;
  gap: 18px;
}

label {
  display: grid;
  gap: 8px;
  font-weight: 800;
}

input,
select,
textarea {
  width: 100%;
  border: 1px solid var(--line);
  border-radius: 16px;
  padding: 14px 16px;
  font: inherit;
  background: #fbfdff;
}

textarea {
  resize: vertical;
}

.form-note {
  font-size: 0.85rem;
  color: var(--muted);
}

.footer {
  border-top: 1px solid var(--line);
  padding: 28px 0;
}

.footer-inner {
  display: flex;
  justify-content: space-between;
  gap: 20px;
  color: var(--muted);
  font-size: 0.95rem;
}

.footer a {
  margin-left: 16px;
  font-weight: 700;
}

@media (max-width: 860px) {
  .nav-toggle {
    display: block;
  }

  .nav-links {
    position: absolute;
    top: 76px;
    left: 16px;
    right: 16px;
    display: none;
    flex-direction: column;
    align-items: stretch;
    background: white;
    border: 1px solid var(--line);
    border-radius: 24px;
    padding: 20px;
    box-shadow: var(--shadow);
  }

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

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

  .hero {
    padding-top: 64px;
  }

  .hero-card {
    min-height: 460px;
  }

  .steps,
  .benefits,
  .partner-list {
    grid-template-columns: 1fr;
  }

  .cta-card {
    padding: 36px 24px;
  }

  .footer-inner {
    flex-direction: column;
  }

  .footer a {
    margin-left: 0;
    margin-right: 16px;
  }
}