:root {
  --bg: #F7F8FA;
  --card: #FFFFFF;
  --text: #191F28;
  --sub: #6B7684;
  --line: #E5E8EB;
  --field: #F2F4F6;
  --accent: #0BA5A5;
  --accent-soft: #E6F6F6;
}
* { margin: 0; padding: 0; box-sizing: border-box; }
body {
  font-family: -apple-system, BlinkMacSystemFont, "Apple SD Gothic Neo", "Noto Sans KR", sans-serif;
  background: var(--bg); color: var(--text); line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}
.wrap { max-width: 520px; margin: 0 auto; padding: 32px 20px 60px; }
.top h1 { font-size: 1.5rem; font-weight: 800; letter-spacing: -.02em; }
.tag { color: var(--sub); margin: 4px 0 24px; font-size: .92rem; }
.noscript {
  background: #FFF3F0; border: 1px solid #FFB4A4; border-radius: 12px;
  padding: 14px 16px; margin-bottom: 20px; color: #C4320A; font-weight: 600;
}
.card {
  background: var(--card); border: 1px solid var(--line); border-radius: 18px;
  padding: 20px; margin-bottom: 14px; box-shadow: 0 1px 2px rgba(25, 31, 40, .04);
}
.lbl { display: block; font-size: .85rem; font-weight: 600; color: var(--sub); margin: 14px 0 6px; }
input, select {
  width: 100%; background: var(--field); border: 1.5px solid transparent; border-radius: 12px;
  color: var(--text); font: inherit; padding: 12px 14px; min-height: 48px;
}
input:focus, select:focus { outline: none; background: #fff; border-color: var(--accent); }
button:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; }

.seg { display: flex; background: var(--field); border-radius: 12px; padding: 4px; gap: 4px; }
.seg label { flex: 1; display: flex; }
.seg input { position: absolute; opacity: 0; width: 1px; height: 1px; }
.seg span {
  flex: 1; min-height: 40px; display: flex; align-items: center; justify-content: center;
  border-radius: 9px; color: var(--sub); font-weight: 600; cursor: pointer;
}
.seg input:checked + span { background: #fff; color: var(--text); font-weight: 700; box-shadow: 0 1px 3px rgba(25, 31, 40, .12); }
.seg input:focus-visible + span { outline: 2px solid var(--accent); }

.rrow {
  display: flex; justify-content: space-between; align-items: baseline;
  padding: 10px 0; border-bottom: 1px solid var(--line);
}
.rrow:last-child { border-bottom: 0; }
.rrow span { color: var(--sub); font-size: .9rem; }
.rrow b { font-weight: 700; }
.rrow.total b { color: var(--accent); font-size: 1.35rem; font-weight: 800; }

.note { color: var(--sub); font-size: .8rem; margin-top: 4px; }
.foot { margin-top: 40px; text-align: center; color: var(--sub); font-size: .8rem; }
.foot a { color: var(--sub); }