/**/

body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica,
    Arial, sans-serif;
  background: #ffffff;
  color: #222;
  margin: 0;
  padding: 0;
}

.container {
  max-width: 650px;
  margin: 0 auto;
  padding: 40px 20px;
}
.back-link {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  margin-bottom: 30px;
  color: #fff;
  text-decoration: none;
  font-weight: 600;
  letter-spacing: 0.02em;
  background: gray;
  padding: 0.45rem 1.15rem;
  border-radius: 999px;
  box-shadow: 0 8px 18px rgba(74, 110, 219, 0.25);
  transition: transform 0.15s ease, box-shadow 0.15s ease;
}

.back-link::before {
  content: "←";
  font-size: 0.95rem;
}

.back-link:hover {
  transform: translateY(-2px);
  box-shadow: 0 12px 22px rgba(31, 48, 99, 0.35);
}

.essay {
  text-align: justify;
  text-justify: inter-word;
  line-height: 1.7;
}

.date {
  color: gray;
}

@media (max-width: 800px) {
  body {
    font-size: 0.95rem;
    line-height: 1.5;
  }

  .container {
    padding: 24px 16px 40px;
  }

  .back-link {
    width: 100%;
    justify-content: center;
    font-size: 0.95rem;
    margin-bottom: 20px;
  }

  .essay {
    text-align: left;
    line-height: 1.6;
    word-break: break-word;
  }
}