:root { --blue: #0a6ebd; --teal: #14a3a3; --ice: #eef7fb; --text: #1d2b36; --muted: #5d6c78; }
* { box-sizing: border-box; }
body { margin: 0; background: #fff; color: var(--text); font: 17px/1.7 "Open Sans", system-ui, sans-serif; }
h1, h2, h3, .logo { font-family: "Montserrat", sans-serif; line-height: 1.15; }
img { display: block; width: 100%; height: auto; object-fit: cover; border-radius: 14px; }
.wrap { max-width: 1100px; margin: 0 auto; padding: 0 22px; }

.head .wrap { display: flex; justify-content: space-between; align-items: center; padding: 18px 22px; }
.logo { text-decoration: none; color: var(--blue); font-weight: 800; font-size: 19px; }
.logo span { color: var(--teal); }
.head nav a { margin-left: 22px; text-decoration: none; color: var(--muted); font-size: 15px; }

.hero { background: linear-gradient(135deg, var(--blue), var(--teal)); color: #eaf6fb; padding: 58px 0; }
.grid { display: grid; grid-template-columns: 1fr 1fr; gap: 48px; align-items: center; }
.hero h1 { color: #fff; font-size: clamp(34px, 5vw, 60px); margin: 0 0 16px; font-weight: 800; }
.grid p { margin: 0; font-size: 18px; }
.hero img { aspect-ratio: 4 / 3; }

section { padding-top: 62px; }
h2 { font-size: clamp(25px, 3vw, 35px); margin: 0 0 22px; color: var(--blue); }
.cards { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
.card { background: var(--ice); border-radius: 14px; padding: 24px; }
.card b { display: inline-flex; width: 34px; height: 34px; border-radius: 50%; background: var(--teal); color: #fff; align-items: center; justify-content: center; font-family: "Montserrat", sans-serif; }
.card h3 { margin: 10px 0 6px; font-size: 19px; }
.card p { margin: 0; color: var(--muted); font-size: 15.5px; }

.split { display: grid; grid-template-columns: 1fr 1.1fr; gap: 48px; align-items: center; }
.split img { aspect-ratio: 1 / 1; }

.habits { margin-top: 62px; border: 2px solid var(--teal); border-radius: 14px; padding: 30px 36px; }
.habits ul { margin: 0; padding-left: 20px; columns: 2; }
.habits li { margin-bottom: 6px; }

.foot { margin-top: 64px; padding: 26px 0; background: var(--text); color: #aebbc6; font-size: 14px; }

@media (max-width: 860px) {
  .grid, .split, .cards { grid-template-columns: 1fr; }
  .habits ul { columns: 1; }
  .head nav { display: none; }
}