* {
  box-sizing: border-box;
}

:root {
  --fit-red: #8f1838;
  --fit-dark: #2b2b2b;
  --line: #d7d7d7;
  --soft: #f7f7f8;
  --text: #202124;
  --muted: #666;
}

body {
  margin: 0;
  font-family: Arial, Helvetica, sans-serif;
  background: #f4f5f7;
  color: var(--text);
  line-height: 1.55;
}

.container {
  width: min(1050px, calc(100% - 32px));
  margin: 34px auto 60px;
}

.hero {
  background: white;
  border-top: 6px solid var(--fit-red);
  padding: 34px 36px 30px;
  box-shadow: 0 2px 12px rgba(0,0,0,.06);
}

.course {
  margin: 0 0 8px;
  color: var(--fit-red);
  font-weight: bold;
  letter-spacing: .5px;
}

h1 {
  margin: 0;
  font-size: 34px;
  line-height: 1.15;
}

.subtitle {
  margin: 14px 0 0;
  color: var(--muted);
  font-size: 18px;
}

.card {
  background: white;
  margin-top: 22px;
  padding: 24px;
  box-shadow: 0 2px 10px rgba(0,0,0,.05);
  border: 1px solid #ececec;
}

table {
  width: 100%;
  border-collapse: collapse;
}

th,
td {
  border: 1px solid var(--line);
  padding: 14px 16px;
  text-align: left;
  vertical-align: top;
}

.info-table th,
.semester-table th {
  width: 290px;
  background: #fafafa;
}

a {
  color: #0645ad;
}

.about h2,
.semester-title {
  margin-top: 0;
}

.semester-title {
  margin: 34px 0 10px;
  font-size: 25px;
}

.flow {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
  margin-top: 20px;
}

.flow span {
  background: #f3f3f3;
  border: 1px solid #ddd;
  padding: 9px 13px;
  border-radius: 5px;
}

.flow b {
  color: var(--fit-red);
}

.placeholder,
.button-link {
  display: inline-block;
  margin: 4px 5px 4px 0;
  padding: 7px 10px;
  border-radius: 4px;
  font-size: 14px;
}

.placeholder {
  background: #f2f2f2;
  color: #555;
  border: 1px dashed #bbb;
}

.button-link {
  background: var(--fit-red);
  color: white;
  text-decoration: none;
  border: 1px solid var(--fit-red);
}

.button-link:hover {
  opacity: .9;
}

footer {
  margin-top: 34px;
  text-align: center;
  color: #777;
  font-size: 14px;
}

footer p {
  margin: 5px 0;
}

@media (max-width: 720px) {
  .container {
    width: min(100% - 20px, 1050px);
    margin-top: 15px;
  }

  .hero {
    padding: 24px 20px;
  }

  h1 {
    font-size: 27px;
  }

  .card {
    padding: 14px;
  }

  table,
  tbody,
  tr,
  th,
  td {
    display: block;
    width: 100%;
  }

  tr {
    border: 1px solid var(--line);
    margin-bottom: 12px;
  }

  th,
  td {
    border: 0;
  }

  .info-table th,
  .semester-table th {
    width: 100%;
  }
}