/* yearend_tax_calculator — 전용 디자인(소득·세액공제 신고서 + 원천징수영수증). 공통: nav·footer·사이드바·광고 스크립트만. */
body[data-tool="yearend_tax_calculator"] {
  --yt-page: #E9ECEF; --yt-paper: #FFFFFF; --yt-cell: #F3F5F8; --yt-head: #E3E8EF; --yt-ink: #17202E; --yt-ink2: #3E4A5C; --yt-mute: #7A8494;
  --yt-line: #2B3A52; --yt-rule: #C9D0DA; --yt-dash: #DCE1E8; --yt-navy: #1F3B6E; --yt-red: #C2352B; --yt-green: #1B6B4A; --yt-amber: #FFF6D6;
  --yt-num: "Pretendard Variable", Pretendard, system-ui, sans-serif;
  background: var(--yt-page); color: var(--yt-ink); font-family: "Pretendard Variable", Pretendard, -apple-system, "Apple SD Gothic Neo", "Malgun Gothic", sans-serif;
}
body[data-tool="yearend_tax_calculator"] .dt-nav { background: var(--yt-page); border-bottom: 1px solid #D5DAE1; }
body[data-tool="yearend_tax_calculator"] .dt-nav .navbar-brand { color: var(--yt-ink); }
.dt-bare { display: block; width: 100%; flex: 1; }
.ytx { max-width: 1120px; margin: 0 auto; padding: 32px 20px 64px; }
.ytx * { box-sizing: border-box; }

/* hero */
.yt-hero h1 { font-size: 44px; line-height: 1.12; font-weight: 800; letter-spacing: -.035em; margin: 0; color: var(--yt-ink); }
.yt-hero p { margin: 10px 0 0; font-size: 17px; color: var(--yt-ink2); max-width: 62ch; }

/* layout */
.yt-tool { margin-top: 24px; }
.yt-grid { display: grid; grid-template-columns: minmax(0, 1fr) 360px; gap: 22px; align-items: start; }

/* form paper */
.yt-form { background: var(--yt-paper); border: 1.5px solid var(--yt-line); box-shadow: 0 1px 2px rgba(20,30,50,.06), 0 14px 32px rgba(20,30,50,.08); }
.yt-formhead { display: flex; justify-content: space-between; align-items: baseline; gap: 12px; padding: 14px 18px 12px; border-bottom: 3px double var(--yt-line); }
.yt-formhead b { font-size: 20px; font-weight: 800; letter-spacing: .02em; }
.yt-formhead span { font-size: 13px; color: var(--yt-mute); font-weight: 600; white-space: nowrap; }
.yt-sec { border-bottom: 1.5px solid var(--yt-line); }
.yt-sech, .yt-tabs button span { font-weight: 700; }
.yt-sech { display: flex; align-items: center; gap: 8px; padding: 8px 14px; background: var(--yt-head); border-bottom: 1px solid var(--yt-rule); font-size: 14px; color: var(--yt-navy); }
.yt-sech span, .yt-tabs button span { display: inline-grid; place-items: center; width: 20px; height: 20px; border: 1.5px solid currentColor; border-radius: 50%; font-size: 11px; line-height: 1; }
.yt-basic { display: grid; grid-template-columns: repeat(6, minmax(0, 1fr)); }
.yt-basic .yt-f { grid-column: span 2; border-right: 1px solid var(--yt-rule); border-bottom: 1px solid var(--yt-rule); }
.yt-basic .yt-big { grid-column: span 3; }
.yt-basic .yt-wh { grid-column: span 3; border-right: 0; }
.yt-basic .yt-fs:last-child { border-right: 0; }
.yt-basic .yt-fs { border-bottom: 0; }
.yt-f { display: flex; flex-direction: column; gap: 6px; padding: 10px 14px 12px; margin: 0; min-width: 0; }
.yt-fl { font-size: 13px; font-weight: 700; color: var(--yt-ink2); }
.yt-fl i { display: block; font-style: normal; font-weight: 500; font-size: 11.5px; color: var(--yt-mute); margin-top: 1px; }
.yt-in { display: flex; align-items: center; gap: 6px; border-bottom: 1.5px solid var(--yt-rule); background: transparent; min-width: 0; }
.yt-in:focus-within { border-bottom-color: var(--yt-navy); background: #F7F9FC; }
.yt-in input, .yt-in select { flex: 1; min-width: 0; width: 100%; border: 0; background: transparent; font-family: var(--yt-num); font-size: 19px; font-weight: 700; color: var(--yt-ink); padding: 6px 2px; text-align: right; font-variant-numeric: tabular-nums; }
.yt-in input::placeholder { color: #B5BCC7; font-weight: 500; }
.yt-in input:focus, .yt-in select:focus { outline: none; }
.yt-in em { font-style: normal; font-size: 13px; font-weight: 600; color: var(--yt-mute); white-space: nowrap; }
.yt-big .yt-in input { font-size: 24px; }
.yt-sel select { text-align: left; font-size: 17px; cursor: pointer; appearance: auto; }
.yt-wh .yt-in input { font-size: 17px; }
.yt-seg { display: inline-flex; align-self: flex-start; border: 1.5px solid var(--yt-line); border-radius: 4px; overflow: hidden; margin-top: 2px; }
.yt-seg button { border: 0; border-left: 1.5px solid var(--yt-line); background: var(--yt-paper); color: var(--yt-ink2); font: 600 12.5px/1 "Pretendard Variable", Pretendard, sans-serif; padding: 6px 10px; cursor: pointer; }
.yt-seg button:first-child { border-left: 0; }
.yt-seg button[aria-pressed="true"] { background: var(--yt-line); color: #fff; }

/* tabs */
.yt-tabs { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); background: var(--yt-head); border-bottom: 1.5px solid var(--yt-line); }
.yt-tabs button { display: flex; align-items: center; justify-content: center; gap: 7px; border: 0; border-right: 1px solid var(--yt-rule); background: transparent; color: var(--yt-ink2); font: 700 15px/1.2 "Pretendard Variable", Pretendard, sans-serif; padding: 13px 8px; cursor: pointer; position: relative; }
.yt-tabs button:last-child { border-right: 0; }
.yt-tabs button[aria-selected="true"] { background: var(--yt-paper); color: var(--yt-navy); }
.yt-tabs button[aria-selected="true"]::after { content: ""; position: absolute; left: 0; right: 0; bottom: -1.5px; height: 3px; background: var(--yt-paper); }
.yt-tabs button[aria-selected="true"]::before { content: ""; position: absolute; left: 0; right: 0; top: 0; height: 3px; background: var(--yt-navy); }
.yt-tabs button:focus-visible { outline: 2px solid var(--yt-navy); outline-offset: -4px; }
.yt-pn { padding: 0 0 6px; }

/* ruled table */
.yt-t { width: 100%; border-collapse: collapse; table-layout: fixed; }
.yt-t thead th { background: var(--yt-cell); font-size: 12px; font-weight: 700; color: var(--yt-mute); text-align: center; padding: 8px 6px; border-bottom: 1px solid var(--yt-rule); border-right: 1px solid var(--yt-rule); }
.yt-t thead th:first-child { width: 36%; text-align: left; padding-left: 14px; }
.yt-t thead th:nth-child(2) { width: 28%; }
.yt-t thead th:nth-child(3) { width: 12%; }
.yt-t thead th:last-child { border-right: 0; }
.yt-t tbody th { text-align: left; font-size: 14.5px; font-weight: 700; color: var(--yt-ink); padding: 10px 10px 10px 14px; border-bottom: 1px solid var(--yt-dash); border-right: 1px solid var(--yt-rule); vertical-align: middle; }
.yt-t tbody th small { display: block; font-size: 11.5px; font-weight: 500; color: var(--yt-mute); margin-top: 2px; line-height: 1.35; }
.yt-t td { border-bottom: 1px solid var(--yt-dash); border-right: 1px solid var(--yt-rule); padding: 6px 10px; vertical-align: middle; }
.yt-t td:last-child { border-right: 0; }
.yt-cin .yt-in input { font-size: 17px; }
.yt-rent { display: flex; flex-direction: column; gap: 4px; }
.yt-rent .yt-sel select { font-size: 14px; text-align: right; }
.yt-rate { text-align: center; font-family: var(--yt-num); font-weight: 700; font-size: 14px; color: var(--yt-navy); }
.yt-amt { text-align: right; font-family: var(--yt-num); font-weight: 700; font-size: 14.5px; color: var(--yt-ink); font-variant-numeric: tabular-nums; white-space: nowrap; }
.yt-chk { display: flex; align-items: center; gap: 9px; padding: 12px 14px; border-bottom: 1px solid var(--yt-rule); font-size: 14.5px; font-weight: 700; cursor: pointer; }
.yt-chk input { width: 18px; height: 18px; accent-color: var(--yt-navy); margin: 0; }

/* panel summary */
.yt-sum { margin: 0; padding: 4px 14px 2px; }
.yt-sum > div { display: flex; justify-content: space-between; align-items: baseline; gap: 12px; padding: 7px 0; border-bottom: 1px dashed var(--yt-dash); }
.yt-sum dt { font-size: 14px; color: var(--yt-ink2); font-weight: 600; }
.yt-sum dt small { font-size: 11.5px; color: var(--yt-mute); font-weight: 500; margin-left: 4px; }
.yt-sum dd { margin: 0; font-family: var(--yt-num); font-weight: 700; font-size: 15px; font-variant-numeric: tabular-nums; white-space: nowrap; }
.yt-sum .yt-tot { border-top: 1.5px solid var(--yt-line); border-bottom: 1px solid var(--yt-rule); margin-top: 2px; }
.yt-sum .yt-tot dt { color: var(--yt-ink); font-weight: 800; }
.yt-sum .yt-tot dd { font-size: 18px; }
.yt-sum .yt-eff { border-bottom: 0; }
.yt-sum .yt-eff dd { font-size: 20px; color: var(--yt-green); }
.yt-hint { list-style: none; margin: 4px 14px 10px; padding: 0; }
.yt-hint:empty { display: none; }
.yt-hint li { position: relative; padding: 8px 10px 8px 26px; margin-top: 6px; background: var(--yt-amber); border-left: 3px solid #E0B43A; font-size: 13.5px; line-height: 1.5; color: var(--yt-ink2); }
.yt-hint li::before { content: "\2192"; position: absolute; left: 9px; top: 8px; font-weight: 700; color: #A27A12; }
.yt-hint b { color: var(--yt-ink); }

/* receipt */
.yt-rc { position: sticky; top: 14px; background: #FDFDFB; padding: 18px 18px 14px; box-shadow: 0 1px 2px rgba(20,30,50,.08), 0 18px 34px rgba(20,30,50,.12);
  background-image: radial-gradient(circle at 7px -1px, var(--yt-page) 5px, transparent 5.5px); background-size: 14px 10px; background-repeat: repeat-x; }
.yt-rch { text-align: center; padding: 6px 0 10px; border-bottom: 2px solid var(--yt-ink); }
.yt-rch b { display: block; font-size: 17px; font-weight: 800; letter-spacing: .04em; }
.yt-rch span { display: block; font-size: 12px; color: var(--yt-mute); font-weight: 600; margin-top: 2px; }
.yt-stamp { margin: 14px 0 10px; padding: 12px 12px 10px; border: 2.5px solid var(--yt-mute); border-radius: 6px; text-align: center; color: var(--yt-mute); transform: rotate(-1.5deg); }
.yt-stamp span { display: block; font-size: 13px; font-weight: 800; letter-spacing: .08em; }
.yt-stamp b { display: block; font-family: var(--yt-num); font-size: 32px; line-height: 1.15; font-weight: 800; letter-spacing: -.02em; font-variant-numeric: tabular-nums; margin-top: 2px; }
.yt-stamp small { display: block; font-size: 11.5px; font-weight: 600; opacity: .85; }
.yt-stamp.is-plus { border-color: var(--yt-green); color: var(--yt-green); background: rgba(27,107,74,.04); }
.yt-stamp.is-minus { border-color: var(--yt-red); color: var(--yt-red); background: rgba(194,53,43,.04); }
.yt-rt { width: 100%; border-collapse: collapse; font-size: 13px; }
.yt-rt th { text-align: left; font-weight: 500; color: var(--yt-ink2); padding: 5px 0; border-bottom: 1px dotted var(--yt-dash); }
.yt-rt th small { font-size: 10.5px; color: var(--yt-mute); margin-left: 3px; font-weight: 500; }
.yt-rt td { text-align: right; font-family: var(--yt-num); font-weight: 600; padding: 5px 0; border-bottom: 1px dotted var(--yt-dash); font-variant-numeric: tabular-nums; white-space: nowrap; }
.yt-rt tr.yt-k th, .yt-rt tr.yt-k td { font-weight: 800; color: var(--yt-ink); border-bottom-color: var(--yt-rule); }
.yt-rt tr.yt-det th, .yt-rt tr.yt-det td { border-top: 1.5px solid var(--yt-ink); font-size: 14px; }
.yt-rt tr.yt-plus td { color: var(--yt-green); }
.yt-rt tr.yt-minus td { color: var(--yt-red); }
.yt-rt .yt-empty { text-align: center; color: var(--yt-mute); padding: 26px 0; font-family: inherit; font-weight: 600; }
.yt-basis { margin: 10px 0 0; font-size: 11.5px; line-height: 1.5; color: var(--yt-mute); }
.yt-rcact { display: flex; justify-content: flex-end; margin-top: 6px; }
.yt-rcact button { border: 0; background: transparent; font: 600 12.5px/1 "Pretendard Variable", Pretendard, sans-serif; color: var(--yt-mute); text-decoration: underline; text-underline-offset: 3px; cursor: pointer; padding: 6px 0; }
.yt-rcact button:hover { color: var(--yt-red); }

/* ad */
.yt-adwrap { margin: 40px 0 8px; }

/* article */
.yt-article, .yt-faq, .yt-more { max-width: 760px; margin: 0 auto; }
.yt-article { margin-top: 44px; font-size: 17px; line-height: 1.8; color: var(--yt-ink2); }
.yt-article h2, .yt-faq h2, .yt-more h2 { font-size: 27px; line-height: 1.3; font-weight: 800; letter-spacing: -.025em; color: var(--yt-ink); margin: 56px 0 14px; }
.yt-article h2:first-child { margin-top: 0; }
.yt-article h3 { font-size: 19px; font-weight: 700; color: var(--yt-ink); margin: 28px 0 8px; }
.yt-article p { margin: 0 0 14px; }
.yt-article b { color: var(--yt-ink); }
.yt-article a { color: var(--yt-navy); }
.yt-article ol, .yt-article ul { padding-left: 1.3em; margin: 0 0 14px; }
.yt-article li { margin: 6px 0; }
.yt-at { overflow-x: auto; margin: 16px 0 22px; background: var(--yt-paper); border: 1.5px solid var(--yt-line); }
.yt-at table { width: 100%; border-collapse: collapse; font-size: 14.5px; line-height: 1.5; }
.yt-at th { background: var(--yt-head); color: var(--yt-navy); font-size: 13px; font-weight: 700; text-align: left; padding: 9px 12px; border-bottom: 1px solid var(--yt-line); border-right: 1px solid var(--yt-rule); white-space: nowrap; }
.yt-at td { padding: 8px 12px; border-bottom: 1px solid var(--yt-dash); border-right: 1px solid var(--yt-dash); color: var(--yt-ink); font-variant-numeric: tabular-nums; }
.yt-at th:last-child, .yt-at td:last-child { border-right: 0; }
.yt-at td { white-space: nowrap; }
.yt-at td:first-child { white-space: normal; min-width: 8.5em; }
.yt-at.yt-tx td { white-space: normal; }
.yt-at.yt-tx td:first-child { min-width: 7em; }
.yt-at tr:last-child td { border-bottom: 0; }
.yt-src { font-size: 15px; }

/* faq */
.yt-faq { margin-top: 8px; }
.yt-q { border-bottom: 1px solid #CDD3DC; }
.yt-q summary { list-style: none; cursor: pointer; padding: 16px 32px 16px 0; position: relative; font-size: 17.5px; font-weight: 700; color: var(--yt-ink); }
.yt-q summary::-webkit-details-marker { display: none; }
.yt-q summary::after { content: "+"; position: absolute; right: 4px; top: 12px; font-size: 22px; color: var(--yt-mute); }
.yt-q[open] summary::after { content: "\2212"; }
.yt-q p { margin: 0 0 18px; font-size: 16.5px; line-height: 1.75; color: var(--yt-ink2); }

/* more */
.yt-more > div { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 10px; }
.yt-more a { display: block; text-decoration: none; padding: 13px 15px; border: 1px solid #CDD3DC; background: rgba(255,255,255,.7); color: var(--yt-ink); }
.yt-more a:hover { border-color: var(--yt-line); }
.yt-more b { display: block; font-size: 15px; }
.yt-more span { display: block; font-size: 13px; color: var(--yt-mute); margin-top: 2px; }

@media (max-width: 960px) {
  .yt-grid { grid-template-columns: minmax(0, 1fr); }
  .yt-rc { position: static; }
}
@media (max-width: 640px) {
  .ytx { padding: 20px 12px 48px; }
  .yt-hero h1 { font-size: 32px; }
  .yt-hero p { font-size: 15.5px; }
  .yt-formhead { flex-direction: column; gap: 2px; padding: 12px 14px 10px; }
  .yt-formhead b { font-size: 18px; }
  .yt-basic { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .yt-basic .yt-f, .yt-basic .yt-big, .yt-basic .yt-wh { grid-column: span 2; border-right: 0; }
  .yt-basic .yt-fs { grid-column: span 1; border-bottom: 1px solid var(--yt-rule); }
  .yt-basic .yt-fs:nth-child(3) { border-right: 1px solid var(--yt-rule); }
  .yt-basic .yt-fs:last-child { grid-column: span 2; border-bottom: 0; }
  .yt-f { padding: 9px 12px 10px; }
  .yt-tabs button { flex-direction: column; gap: 4px; font-size: 13px; padding: 10px 4px; }
  .yt-t thead { display: none; }
  .yt-t, .yt-t tbody { display: block; }
  .yt-t tr { display: grid; grid-template-columns: minmax(0, 1fr) auto; grid-template-areas: "th th" "in in" "rate amt"; border-bottom: 1px solid var(--yt-rule); padding: 8px 12px 9px; }
  .yt-t tbody th, .yt-t td { border: 0; padding: 0; }
  .yt-t tbody th { grid-area: th; font-size: 14px; }
  .yt-t td.yt-cin { grid-area: in; padding: 4px 0 2px; }
  .yt-t td.yt-rate { grid-area: rate; text-align: left; font-size: 12.5px; color: var(--yt-mute); }
  .yt-t td.yt-rate::before { content: "공제율 "; font-weight: 500; }
  #pn-pension .yt-t td.yt-rate::before { content: "한도 "; }
  .yt-t td.yt-amt { grid-area: amt; font-size: 14px; color: var(--yt-navy); }
  .yt-rent { flex-direction: row; }
  .yt-rent .yt-in:first-child { flex: 1 1 auto; }
  .yt-rent .yt-sel { flex: 0 0 96px; }
  .yt-sum { padding: 4px 12px 2px; }
  .yt-sum dt small { display: block; margin: 1px 0 0; }
  .yt-hint { margin: 4px 12px 10px; }
  .yt-rc { padding: 16px 14px 12px; }
  .yt-stamp b { font-size: 28px; }
  .yt-article { font-size: 16px; }
  .yt-article h2, .yt-faq h2, .yt-more h2 { font-size: 22px; margin-top: 44px; }
  .yt-at table { font-size: 13.5px; }
  .yt-at th, .yt-at td { padding: 7px 9px; }
  .yt-more > div { grid-template-columns: minmax(0, 1fr); }
}