* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body { margin: 0; background: #fff; color: #111; font-family: Arial, Helvetica, sans-serif; font-size: 21px; line-height: 1.5; }
img { max-width: 100%; height: auto; }
a { color: var(--c); }
.wrap { max-width: 760px; margin: 0 auto; padding: 0 20px; }
.top { background: var(--c); color: #fff; }
.top .wrap { display: flex; align-items: center; gap: 14px; padding-top: 12px; padding-bottom: 12px; }
.top img { width: 64px; height: 64px; border-radius: 50%; border: 3px solid #fff; flex: none; }
.top b { display: block; font-size: 22px; line-height: 1.2; }
.top span { font-size: 18px; }
.strip { background: #fff4c2; border-bottom: 3px solid #d9a400; padding: 18px 0; }
.strip h2 { margin: 0 0 6px; font-size: 26px; color: #111; }
.strip p { margin: 0 0 12px; }
h1 { font-size: 40px; line-height: 1.12; margin: 28px 0 6px; color: var(--c); }
.ed { font-size: 26px; font-weight: bold; margin: 0 0 6px; }
.sub { font-size: 25px; margin: 0 0 18px; }
h2 { font-size: 30px; line-height: 1.2; margin: 44px 0 12px; color: var(--c); }
p { margin: 0 0 16px; }
.hero-img { display: block; margin: 18px auto; width: 100%; max-width: 440px; border-radius: 10px; }
.sheet-img { display: block; margin: 18px auto; width: 340px; border: 1px solid #999; box-shadow: 0 6px 18px rgba(0,0,0,0.25); }
.btn { display: block; width: 100%; background: var(--c); color: #fff; text-align: center; text-decoration: none; font-size: 26px; font-weight: bold; line-height: 1.2; padding: 22px 16px; border: 0; border-radius: 10px; cursor: pointer; font-family: inherit; }
.btn:hover, .btn:focus { outline: 4px solid #111; outline-offset: 2px; }
.btn.light { background: #fff; color: var(--c); border: 3px solid var(--c); }
.under { font-size: 19px; text-align: center; margin: 10px 0 0; }
ul.ticks, ul.plain { list-style: none; margin: 0 0 16px; padding: 0; }
ul.ticks li { position: relative; padding: 6px 0 6px 40px; }
ul.ticks li::before { content: ""; position: absolute; left: 4px; top: 12px; width: 12px; height: 20px; border: solid var(--c); border-width: 0 5px 5px 0; transform: rotate(45deg); }
ul.plain li { padding: 6px 0 6px 22px; border-left: 6px solid var(--c); margin-bottom: 10px; background: var(--soft); }
ol.chapters { margin: 0; padding: 0; list-style: none; counter-reset: ch; }
ol.chapters li { counter-increment: ch; position: relative; padding: 14px 0 14px 62px; border-bottom: 1px solid #999; }
ol.chapters li::before { content: counter(ch); position: absolute; left: 0; top: 14px; width: 46px; height: 46px; border-radius: 50%; background: var(--c); color: #fff; font-weight: bold; text-align: center; line-height: 46px; }
ol.chapters b { display: block; }
.box { background: var(--soft); border: 3px solid var(--c); border-radius: 10px; padding: 20px; margin: 24px 0; }
.box h2 { margin-top: 0; }
.price { font-size: 30px; font-weight: bold; text-align: center; margin: 26px 0 12px; }
.price small { display: block; font-size: 20px; font-weight: normal; }
form label { display: block; font-weight: bold; margin: 0 0 8px; }
form input[type=email] { display: block; width: 100%; font-size: 24px; padding: 16px; border: 3px solid #111; border-radius: 10px; margin: 0 0 14px; font-family: inherit; }
dl { margin: 0; }
dt { font-weight: bold; margin: 20px 0 4px; }
dd { margin: 0; }
.hp { position: absolute; left: -5000px; width: 1px; height: 1px; overflow: hidden; }
.err { background: #fde2e1; border: 3px solid #a40000; color: #111; padding: 12px 14px; font-weight: bold; }
.todo { background: #ffe94d; color: #111; border: 3px dashed #111; padding: 10px 14px; margin: 14px 0; font-size: 18px; }
footer { margin-top: 56px; background: #f1f1f1; border-top: 4px solid var(--c); padding: 24px 0 36px; font-size: 18px; }
footer p { margin: 0 0 12px; }
.cards { display: grid; gap: 24px; margin: 24px 0; }
.card { border: 3px solid var(--c); border-radius: 10px; padding: 20px; background: var(--soft); }
.card img { width: 96px; height: 96px; border-radius: 50%; border: 3px solid var(--c); float: left; margin: 0 16px 8px 0; }
.card h2 { margin: 0 0 6px; font-size: 27px; }
.card .btn { clear: both; margin-top: 12px; }
@media (max-width: 480px) {
  body { font-size: 20px; }
  h1 { font-size: 33px; }
  h2 { font-size: 27px; }
  .sub { font-size: 23px; }
  .sheet-img { width: 280px; }
}