:root{
  --font-family: "Geist", sans-serif;
  --second-family: "Nunito Sans", sans-serif;
  --section-pad-bottom: clamp(56px, 12vw, 120px);
  --section-pad-top: clamp(32px, 8vw, 60px);
  --container-max: 1320px;
  --page-pad: clamp(16px, 3.5vw, 28px);
  --text: #0f172a;
  --muted: #475569;
  --surface: #f8fafc;
  --primary: #0b5fff;
  --primary-700: #0647cc;
  --ring: rgba(11, 95, 255, .25);
}

:root {
	--menu-mobile-bg: #002241;
	--bg: #ffffff;
	--main-light: #00dbce;
	--main-normal: #01b6c0;
	--main-dark: #1e4d65;
	--main--blue: #0180ac;
	--white: #fff;
	--text-dark: #0b2b3c;
	--text-mormal: #466373;
}

*,
*::before,
*::after{
  box-sizing: border-box;
}

html{
  scroll-behavior: smooth;
}

html, body{
  height: 100%;
}

body{
  margin: 0;
  font-family: var(--font-family);
  color: var(--text);
  background: var(--bg);
  line-height: 1.4;
}

@media (max-width: 768px){
  body:has(#menu-toggle:checked){
    overflow: hidden;
    overscroll-behavior: none;
  }
}

img, svg{
  display: block;
}

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

ul{
  list-style: none;
  padding: 0;
  margin: 0;
}

.container{
  width: 100%;
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 var(--page-pad);
}

.btn{
  appearance: none;
  border: 1px solid transparent;
  border-radius: 12px;
  padding: 12px 18px;
  font-weight: 600;
  font-size: 14px;
  line-height: 1;
  cursor: pointer;
  transition: background-color .15s ease, border-color .15s ease, transform .08s ease;
}

.btn:focus-visible{
  outline: 3px solid var(--ring);
  outline-offset: 2px;
}

.btn:active{
  transform: translateY(1px);
}

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

.btn--primary:hover{
  background: var(--primary-700);
}

.btn--secondary{
  background: white;
  border-color: rgba(15, 23, 42, .14);
}

.btn--secondary:hover{
  border-color: rgba(15, 23, 42, .26);
}

/* Общий заголовок секции (мини + побольше). Используем для всех больших блоков. */
.section-heading{
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  gap: clamp(8px, 1.5vw, 10px);
  margin-bottom: clamp(28px, 5vw, 42px);
}

.section-heading__mini {
  font-family: var(--font-family);
  font-weight: 400;

  font-size: clamp(11px, 0.8vw, 14px);
  line-height: 1.2;

  letter-spacing: clamp(0.12em, 0.2vw, 0.21em);

  text-transform: uppercase;
  text-align: center;
  color: var(--main-normal);
}

.section-heading__lead {
  font-family: var(--font-family);
  font-weight: 600;

  font-size: clamp(28px, 4vw, 48px);
  line-height: 1.1;

  color: var(--text-dark);
}