body {
  font-family: "Nanum Gothic", sans-serif;
  font-weight: 400;
  font-style: normal;
  background: #fff8f0;
  margin: 0;
  padding: 0;
}

h1, h2 {
  text-align: center;
  margin-top: 1.5em;
  color: #234;
}

p {
  text-align: center;
  color: #234;
  font-size: 1em;
  line-height: 1.5;
}

form#loan-form {
  background: #fff;
  max-width: 540px;
  margin: 2em auto 1.5em auto;
  padding: 2em 2em 1.5em 2em;
  border-radius: 18px;
  box-shadow: 0 4px 24px 0 rgba(30,40,60,0.08);
  display: flex;
  flex-direction: column;
  gap: 1.2em;
}

fieldset {
  border: none;
  padding: 0;
  margin: 0 0 1em 0;
}

legend {
  font-size: 1.1em;
  font-weight: bold;
  color: #ff9800;
  margin-bottom: 1em;
}

#loans-list, #repays-list {
  display: flex;
  flex-direction: column;
  gap: 0.5em;
}

.loan-row, .repay-row {
  display: flex;
  flex-direction: row;
  align-items: flex-start;
  background: #fffdfa;
  border-radius: 12px;
  box-shadow: 0 1px 6px 0 rgba(255,152,0,0.07);
  border: 1px solid #ffe0b2;
  margin-bottom: 0.5em;
  padding: 0.7em 1em 0.5em 1em;
  gap: 1em;
  max-width: 100%;
}
.loan-index {
  min-width: 2.5em;
  color: #ff9800;
  font-weight: bold;
  font-size: 1.08em;
  margin-right: 0.5em;
  display: flex;
  align-items: center;
  justify-content: center;
  height: 100%;
  padding-top: 0.2em;
}
.loan-card, .repay-card {
  display: flex;
  flex-direction: column;
  gap: 1em;
  flex: 1 1 auto;
}
.input-label {
  font-size: 0.8em;
  color: #b97a00;
  margin-bottom: 0.4em;
  display: flex;
  flex-direction: column;
  gap: 0.4em;
}
input[type="number"], input[type="date"] {
  font-family: inherit;
  font-size: 1em;
  padding: 0.4em 0.7em;
  border: 1px solid #ffd699;
  border-radius: 6px;
  background: #fafdff;
  transition: border 0.2s;
  width: 100%;
  max-width: 100%;
  box-sizing: border-box;
}
.loan-korean, .repay-korean {
  min-width: 4.5em;
  color: #ff9800;
  font-size: 0.76em;
  font-weight: 500;
  margin-top: -1.2em;
}
button, input[type="submit"] {
  font-family: inherit;
  font-size: 1em;
  background: #ff9800;
  color: #fff;
  border: none;
  border-radius: 6px;
  padding: 0.5em 1.2em;
  margin-top: 0.5em;
  cursor: pointer;
  box-shadow: 0 2px 8px 0 rgba(255,152,0,0.08);
  transition: background 0.2s, box-shadow 0.2s;
}
button:hover, input[type="submit"]:hover {
  background: #fb8c00;
  box-shadow: 0 4px 16px 0 rgba(255,152,0,0.13);
}
button:active, input[type="submit"]:active {
  background: #ef6c00;
}

button.remove-loan, button.remove-repay {
  margin-left: 0.7em;
  background: #fff3e0;
  color: #ff9800;
  border: 1px solid #ffd699;
  font-size: 0.98em;
  padding: 0.35em 0.9em;
  border-radius: 6px;
  box-shadow: none;
  transition: background 0.18s, color 0.18s, border 0.18s;
  height: 2.2em;
  align-self: flex-start;
}

button.remove-loan:hover, button.remove-repay:hover {
  background: #ff9800;
  color: #fff;
  border: 1.5px solid #fb8c00;
}

hr {
  border: none;
  border-top: 1.5px solid #ffe0b2;
  margin: 2em 0 1.5em 0;
}

#result {
  background: #fff;
  max-width: 540px;
  margin: 0 auto 2em auto;
  padding: 1.5em 2em 2em 2em;
  border-radius: 18px;
  box-shadow: 0 4px 24px 0 rgba(30,40,60,0.08);
}
#result h3 {
  margin-top: 0;
  color: #ff9800;
  font-size: 1.15em;
  margin-bottom: 1em;
}
#total-interest {
  font-size: 1.2em;
  font-weight: bold;
  color: #fb8c00;
  margin-bottom: 1em;
}
#monthly-interest ul {
  padding-left: 1.2em;
  margin: 0;
}
#monthly-interest li {
  margin-bottom: 0.3em;
  font-size: 1em;
  color: #234;
}

.monthly-table {
  width: 100%;
  border-collapse: collapse;
  margin-top: 0.5em;
  background: #fffdfa;
  font-size: 0.98em;
  border-radius: 8px;
  overflow: hidden;
  box-shadow: 0 1px 6px 0 rgba(255,152,0,0.04);
}
.monthly-table th, .monthly-table td {
  padding: 0.6em 0.7em;
  border-bottom: 1px solid #ffe0b2;
}
.monthly-table th {
  background: #fff3e0;
  color: #b97a00;
  font-weight: bold;
  text-align: left;
  font-size: 0.98em;
}
.monthly-table td {
  color: #234;
  font-size: 1em;
}
.monthly-table td:last-child {
  text-align: right;
  font-family: inherit;
  font-variant-numeric: tabular-nums;
}
.monthly-table tr:last-child td {
  border-bottom: none;
}
@media (max-width: 600px) {
  .monthly-table th, .monthly-table td {
    padding: 0.5em 0.3em;
    font-size: 0.92em;
  }
}

@media (max-width: 600px) {
  body {
    padding: 0 0.8em;
  }
  form#loan-form, #result {
    max-width: 98vw;
    padding: 1em 0.5em;
  }
  h1, h2 {
    font-size: 1.1em;
  }
  p {
    font-size: 0.8em;
  }
  .loan-row, .repay-row {
    flex-direction: column;
    align-items: stretch;
    gap: 0.2em;
    padding: 1em;
    width: 100%;
    box-sizing: border-box;
    max-width: 100%;
  }
  .loan-index {
    margin-bottom: 0.6em;
    margin-right: 0;
    text-align: left;
    justify-content: flex-start;
    padding-top: 0;
    font-size: 0.8em;
  }
  .loan-card, .repay-card {
    gap: .8em;
  }
  .loan-korean, .repay-korean {
    margin-top: -1em;
  }
  input[type="number"], input[type="date"] {
    width: 100%;
    min-width: 0;
    max-width: 100%;
    box-sizing: border-box;
  }
  button.remove-loan, button.remove-repay {
    width: 100%;
    margin-left: 0;
    margin-top: 0.4em;
    align-self: stretch;
    font-size: 0.8em;
  }
}