.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 48px;
  padding: 0 28px;
  background: var(--green);
  color: var(--black);
  font-size: 14px;
  font-weight: 700;
  letter-spacing: 1px;
  line-height: 1;
  /* text-transform: uppercase; */
  transition: background var(--ease), transform var(--ease);
  cursor: pointer;
  border: 1px solid transparent;
}

.btn:hover,
.btn:focus-visible {
  color: var(--black);
  background: var(--white);
  transform: translateY(-2px);
  border: 1px solid var(--green);
}

.text-link {
  display: inline-flex;
  align-items: center;
  color: var(--green);
  font-size: 14px;
  font-weight: 800;
  letter-spacing: 1px;
  line-height: 1.2;
  text-transform: uppercase;
}

.text-link:hover,
.text-link:focus-visible {
  color: var(--green-dark);
}

[id] {
  scroll-margin-top: 140px;
}

.site-header {
  position: absolute;
  inset: 0 0 auto;
  z-index: 100;
  width: 100%;
  color: var(--white);
  transition: background var(--ease), box-shadow var(--ease), color var(--ease);
}

.site-header.is-scrolled {
  position: fixed;
  background: rgb(17 17 17 / 0.92);
  box-shadow: 0 10px 30px rgb(0 0 0 / 0.18);
  backdrop-filter: blur(14px);
}

.topbar {
  min-height: 36px;
  display: grid;
  place-items: center;
  padding: 6px 20px;
  background: var(--green);
  color: var(--black);
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.4px;
  line-height: 1.3;
  text-align: center;
  /* text-transform: uppercase; */
}

.topbar a{
  text-decoration: underline;
  font-weight: 700;
}


.nav {
  width: min(100% - 48px, var(--container));
  height: 90px;
  margin-inline: auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  transition: height var(--ease);
}

.site-header.is-scrolled .nav {
  height: 74px;
}

.logo,
.footer-logo {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 58px;
  height: 58px;
  border: 3px solid currentColor;
  font-size: 18px;
  font-weight: 800;
  letter-spacing: 0;
  line-height: 1;
}

.nav-list {
  display: flex;
  align-items: center;
  gap: 24px;
}

.nav-list a {
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.8px;
  text-transform: uppercase;
}

.nav-list a:hover,
.nav-list a:focus-visible {
  color: var(--green);
}

.nav-list .nav-auth-link {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 38px;
  padding: 0 16px;
  border: 1px solid currentColor;
  border-radius: 4px;
  font-size: 12px;
  line-height: 1;
  white-space: nowrap;
  transition: background var(--ease), border-color var(--ease), color var(--ease);
}

.nav-list .nav-auth-login {
  margin-left: 8px;
  background: rgb(255 255 255 / 0.1);
}

.nav-list .nav-auth-signup {
  border-color: var(--green);
  background: var(--green);
  color: var(--black);
}

.nav-list .nav-auth-login:hover,
.nav-list .nav-auth-login:focus-visible {
  border-color: var(--green);
  color: var(--green);
}

.nav-list .nav-auth-signup:hover,
.nav-list .nav-auth-signup:focus-visible {
  border-color: var(--white);
  background: var(--white);
  color: var(--black);
}

.menu-toggle {
  display: none;
  width: 44px;
  height: 44px;
  padding: 0;
  background: transparent;
  color: var(--white);
  cursor: pointer;
}

.menu-toggle span {
  display: block;
  width: 28px;
  height: 2px;
  margin: 6px auto;
  background: currentColor;
  transition: transform var(--ease), opacity var(--ease);
}

.menu-toggle.is-open span:nth-child(1) {
  transform: translateY(8px) rotate(45deg);
}

.menu-toggle.is-open span:nth-child(2) {
  opacity: 0;
}

.menu-toggle.is-open span:nth-child(3) {
  transform: translateY(-8px) rotate(-45deg);
}

.media-link {
  display: block;
  overflow: hidden;
  background: var(--gray-bg);
}

.media-link img,
.article-card img {
  transition: transform 0.3s ease;
}

.program-card:hover,
.testimonial-card:hover,
.article-card:hover {
  transform: translateY(-4px);
}

.program-card:hover img,
.article-card:hover img {
  transform: scale(1.03);
}