@font-face {
  font-family: Manrope;
  src: url("/assets/manrope-variable.ttf") format("truetype");
  font-weight: 400 800;
  font-display: swap;
}
:root {
  font-family: Manrope, sans-serif;
  color: #303c32;
  background: #f2eee3;
  font-synthesis: none;
}
* {
  box-sizing: border-box;
}
body {
  margin: 0;
  line-height: 1.7;
}
a {
  color: inherit;
  text-decoration: none;
}
button {
  font: inherit;
  cursor: pointer;
}
a:focus-visible,
button:focus-visible {
  outline: 3px solid #72523c;
  outline-offset: 5px;
}
h1,
h2,
p {
  margin: 0;
}
.wrap {
  width: min(1120px, calc(100% - 96px));
  margin-inline: auto;
}
.skip {
  position: absolute;
  top: -100px;
  padding: 12px;
  background: white;
}
.skip:focus {
  top: 0;
  z-index: 1;
}
.example-bar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 15px;
  padding: 12px 24px;
  color: #f2eee3;
  background: #303c32;
  font-size: 11px;
}
.example-bar a {
  text-decoration: underline;
  text-underline-offset: 4px;
}
.example-bar a:focus-visible {
  outline-color: #f2eee3;
}
.header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 24px;
  padding-block: 30px;
  border-bottom: 1px solid #beb6a4;
}
.brand {
  font-size: 30px;
  letter-spacing: -1.5px;
  font-weight: 700;
}
.brand span {
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 1px;
  margin-left: 10px;
}
nav {
  display: flex;
  gap: 28px;
  font-size: 12px;
}
.lessons {
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  gap: 55px;
  padding-block: 85px 65px;
}
.eyebrow {
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 1.7px;
}
h1 {
  font:
    400 clamp(54px, 6.5vw, 88px)/1.04 Georgia,
    serif;
  letter-spacing: -3px;
  margin-top: 24px;
}
em {
  color: #72523c;
  font-weight: 400;
}
.lead {
  font-size: 15px;
  max-width: 400px;
  margin-top: 28px;
}
.button {
  display: inline-flex;
  justify-content: space-between;
  align-items: center;
  gap: 28px;
  background: #303c32;
  color: #fffdf8;
  border: 1px solid #303c32;
  padding: 15px 20px;
  margin-top: 26px;
  font-size: 13px;
  min-height: 50px;
}
.math-note {
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  padding: 30px;
  border: 1px solid #b4b6a8;
  background-color: #e4e5d7;
  background-image:
    linear-gradient(#303c3209 1px, transparent 1px),
    linear-gradient(90deg, #303c3209 1px, transparent 1px);
  background-size: 24px 24px;
  transform: rotate(2deg);
}
.math-note > span {
  font-size: 9px;
  letter-spacing: 1.5px;
}
.equation {
  font:
    400 clamp(26px, 3vw, 42px)/1.4 Georgia,
    serif;
  text-align: center;
  padding-block: 35px;
}
.equation i {
  color: #72523c;
}
.note-bottom {
  text-align: right;
}
.lesson-types {
  grid-column: 1 / -1;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 36px;
  border-top: 1px solid #beb6a4;
  padding-top: 30px;
}
.lesson-types article > span {
  font-size: 12px;
  color: #72523c;
}
.lesson-types h2 {
  font:
    400 25px/1.2 Georgia,
    serif;
  margin-top: 14px;
}
.lesson-types p {
  font-size: 13px;
  margin-top: 13px;
}
.about {
  background: #e7e2d6;
  padding-block: 65px;
}
.about-grid,
.contact {
  display: grid;
  grid-template-columns: 1fr 2fr;
  gap: 40px;
}
.about h2,
.contact h2 {
  font:
    400 clamp(38px, 4.5vw, 58px)/1.1 Georgia,
    serif;
  letter-spacing: -1.5px;
}
.about p:not(.eyebrow),
.contact p:not(.eyebrow) {
  font-size: 15px;
  margin-top: 23px;
  max-width: 580px;
}
.contact {
  padding-block: 75px;
}
#example-status {
  font-size: 13px;
  color: #72523c;
}
#example-status:empty {
  display: none;
}
.footer {
  border-top: 1px solid #beb6a4;
  padding-block: 25px 40px;
  font-size: 11px;
}
.footer p {
  max-width: 720px;
  margin-bottom: 12px;
}
.footer a {
  font-size: 13px;
  text-decoration: underline;
  text-underline-offset: 4px;
}
@media (max-width: 850px) {
  .wrap {
    width: calc(100% - 48px);
  }
  .lessons {
    gap: 30px;
  }
  .example-bar {
    flex-wrap: wrap;
  }
  .example-bar p {
    order: 3;
    width: 100%;
  }
  .lesson-types {
    gap: 20px;
  }
}
@media (max-width: 600px) {
  .wrap {
    width: calc(100% - 40px);
  }
  .header {
    flex-wrap: wrap;
    gap: 10px;
    padding-block: 20px;
  }
  nav {
    gap: 20px;
  }
  .lessons {
    grid-template-columns: 1fr;
    padding-top: 42px;
  }
  h1 {
    font-size: clamp(48px, 12vw, 70px);
    letter-spacing: -2px;
  }
  .math-note {
    min-height: 260px;
    margin: 10px 5px;
    padding: 23px;
  }
  .equation {
    font-size: 36px;
    padding-block: 20px;
  }
  .lesson-types {
    grid-template-columns: 1fr;
    gap: 25px;
  }
  .lesson-types article {
    border-bottom: 1px solid #beb6a4;
    padding-bottom: 24px;
  }
  .about-grid,
  .contact {
    grid-template-columns: 1fr;
    gap: 24px;
  }
  .about,
  .contact {
    padding-block: 45px;
  }
  .example-bar {
    padding-inline: 20px;
  }
}