:root {
  font-family: Arial, Helvetica, sans-serif;
  color: #18272d;
  background: #fff;
  font-size: 16px;
  line-height: 1.55;
}
* {
  box-sizing: border-box;
}
body {
  margin: 0;
}
main {
  max-width: 1060px;
  margin: auto;
  padding: 0 36px;
}
header {
  display: flex;
  justify-content: space-between;
  gap: 20px;
  border-bottom: 1px solid #bbc9c3;
  padding: 28px 0;
  font-size: 0.8rem;
  letter-spacing: 0.09em;
}
.brand {
  font-weight: 800;
  text-decoration: none;
}
a {
  color: #205b4d;
  text-underline-offset: 4px;
}
h1 {
  font-size: clamp(2.5rem, 5vw, 4.7rem);
  line-height: 1.06;
  letter-spacing: -0.055em;
  font-weight: 700;
  margin: 14px 0 24px;
}
h2 {
  font-size: 1.35rem;
  line-height: 1.3;
  margin: 0 0 14px;
}
h3 {
  font-size: 1.1rem;
}
p {
  margin: 0 0 16px;
}
.intro {
  padding: 65px 0 38px;
  max-width: 760px;
}
.eyebrow {
  color: #276352;
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.13em;
}
.lead {
  font-size: 1.25rem;
  max-width: 650px;
}
.small {
  font-size: 0.875rem;
  color: #526269;
  margin-top: 12px;
}
.definitions {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  border-top: 3px solid #276352;
  padding: 26px 0;
}
.definitions h2 {
  font-size: 0.9rem;
  letter-spacing: 0.04em;
}
.definitions p {
  font-size: 0.95rem;
}
.offer {
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  gap: 50px;
  border-top: 1px solid #bbc9c3;
  padding: 34px 0;
}
.price {
  font-size: 1.7rem;
  color: #205b4d;
  font-weight: bold;
}
.limits {
  background: #eef3f1;
  padding: 26px 30px;
  margin: 15px 0 45px;
  border-left: 4px solid #276352;
}
.limits code {
  overflow-wrap: anywhere;
  font-size: 0.875rem;
}
li {
  margin: 8px 0;
}
.work {
  border-top: 3px solid #276352;
  padding: 25px 0;
}
.section-head {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: 16px;
}
.section-head span {
  font-size: 0.8rem;
  color: #276352;
  overflow-wrap: anywhere;
}
label {
  display: block;
  font-weight: 600;
  margin: 16px 0 6px;
}
input,
textarea {
  display: block;
  font: inherit;
  width: 100%;
  padding: 12px;
  border: 1px solid #8c9d95;
  border-radius: 3px;
  margin-top: 7px;
}
textarea {
  font-family: monospace;
}
button {
  font: inherit;
  font-weight: 600;
  border: 1px solid #205b4d;
  border-radius: 3px;
  background: #205b4d;
  color: white;
  padding: 12px 20px;
  margin: 8px 10px 8px 0;
  cursor: pointer;
}
button.secondary {
  background: white;
  color: #205b4d;
}
button:disabled {
  opacity: 0.55;
  cursor: wait;
}
input:focus,
textarea:focus,
button:focus-visible,
a:focus-visible {
  outline: 3px solid #72a9ce;
  outline-offset: 3px;
}
.check {
  display: flex;
  align-items: center;
  gap: 10px;
  font-weight: normal;
}
.check input {
  width: auto;
  margin: 0;
}
pre {
  white-space: pre-wrap;
  overflow-wrap: anywhere;
  background: #eef3f1;
  padding: 20px;
  font-size: 0.9rem;
}
#message:not(:empty) {
  border-left: 3px solid #ad7430;
  padding: 12px;
  background: #faf5e9;
}
#downloads section {
  padding: 15px 0;
  border-top: 1px solid #bbc9c3;
}
#downloads a {
  display: inline-block;
  margin: 8px 22px 8px 0;
}
footer {
  border-top: 1px solid #bbc9c3;
  margin: 45px 0 20px;
  padding: 20px 0;
  font-size: 0.875rem;
  color: #526269;
}
[hidden] {
  display: none !important;
}
@media (max-width: 650px) {
  main {
    padding: 0 20px;
  }
  .intro {
    padding-top: 38px;
  }
  .definitions,
  .offer {
    grid-template-columns: 1fr;
    gap: 14px;
  }
  .limits {
    padding: 22px 18px;
  }
  .section-head,
  header {
    display: block;
  }
  .section-head span {
    display: block;
    margin-bottom: 15px;
  }
  header span {
    display: block;
    margin-top: 8px;
  }
  button {
    width: 100%;
  }
  h1 br {
    display: none;
  }
}