/* savings_calculator: 통장 디자인 전용. 공통은 nav·footer·사이드바·광고 스크립트만. */
body[data-tool="savings_calculator"] {
  --sv-page: #E9ECE6; --sv-cover: #163C31; --sv-cover2: #1E4D3F; --sv-gold: #D6B46C; --sv-gold2: #EBD9AE;
  --sv-paper: #FBFAF3; --sv-paper2: #F2F1E6; --sv-rule: #D5E2D9; --sv-ink: #16201B; --sv-ink2: #46524C; --sv-mute: #85918A;
  --sv-blue: #1D3E8C; --sv-red: #C0392B;
  --sv-mono: "IBM Plex Mono", ui-monospace, SFMono-Regular, Menlo, monospace;
  --sv-sans: "Pretendard Variable", Pretendard, -apple-system, BlinkMacSystemFont, "Segoe UI", "Noto Sans KR", sans-serif;
  background: var(--sv-page); color: var(--sv-ink); font-family: var(--sv-sans);
}
body[data-tool="savings_calculator"] .dt-nav { background: var(--sv-page); border-bottom: 1px solid #D6DBD3; }
body[data-tool="savings_calculator"] .dt-nav .navbar-brand { color: var(--sv-cover); }
.dt-bare { display: block; width: 100%; flex: 1; }
.svx { max-width: 1080px; margin: 0 auto; padding: 34px 20px 64px; }

/* hero */
.sv-hero h1 { font-size: 44px; line-height: 1.12; font-weight: 800; letter-spacing: -.04em; margin: 0; color: var(--sv-ink); }
.sv-hero p { margin: 10px 0 0; font-size: 17px; line-height: 1.6; color: var(--sv-ink2); max-width: 62ch; word-break: keep-all; }

/* top: cover(입력) + slip(결과) */
.sv { margin-top: 26px; }
.sv-top { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); gap: 22px; align-items: stretch; }
.sv-cover { position: relative; margin: 0; padding: 22px 22px 20px; border-radius: 14px; color: var(--sv-gold2);
  background: radial-gradient(120% 90% at 0% 0%, var(--sv-cover2) 0%, var(--sv-cover) 60%), var(--sv-cover);
  box-shadow: 0 1px 0 rgba(255,255,255,.08) inset, 0 2px 4px rgba(10,30,22,.18), 0 18px 34px rgba(10,30,22,.22); }
.sv-cover::before { content: ""; position: absolute; inset: 8px; border: 1px solid rgba(214,180,108,.32); border-radius: 9px; pointer-events: none; }
.sv-cover > * { position: relative; }
.sv-tabs { display: grid; grid-template-columns: 1fr 1fr; gap: 0; border: 1px solid rgba(214,180,108,.55); border-radius: 9px; overflow: hidden; margin-bottom: 16px; }
.sv-tabs button { font: inherit; font-size: 15px; font-weight: 700; color: var(--sv-gold2); background: transparent; border: 0; padding: 10px 6px; cursor: pointer; }
.sv-tabs button + button { border-left: 1px solid rgba(214,180,108,.55); }
.sv-tabs button[aria-pressed="true"] { background: var(--sv-gold); color: var(--sv-cover); }
.sv-tabs b { font-weight: 700; }
.sv-f { margin-bottom: 14px; min-width: 0; }
.sv-f label, .sv-lb { display: block; font-size: 13px; font-weight: 600; color: var(--sv-gold2); margin-bottom: 6px; letter-spacing: -.01em; }
.sv-f label small { font-weight: 500; opacity: .75; margin-left: 4px; font-size: 12px; }
.sv-in { display: flex; align-items: center; gap: 6px; background: var(--sv-paper); border-radius: 8px; padding: 0 12px; border: 2px solid transparent; }
.sv-in:focus-within { border-color: var(--sv-gold); }
.sv-in input { flex: 1; min-width: 0; width: 100%; border: 0; background: transparent; font-family: var(--sv-sans); font-variant-numeric: tabular-nums; font-size: 23px; font-weight: 700; color: var(--sv-ink); padding: 9px 0; text-align: right; -moz-appearance: textfield; }
.sv-in input::-webkit-outer-spin-button, .sv-in input::-webkit-inner-spin-button { -webkit-appearance: none; margin: 0; }
.sv-in input:focus { outline: none; }
.sv-in span { font-size: 15px; font-weight: 600; color: var(--sv-ink2); white-space: nowrap; }
.sv-k { display: block; min-height: 18px; margin-top: 4px; text-align: right; font-size: 13px; color: var(--sv-gold2); opacity: .85; }
.sv-row2 { display: grid; grid-template-columns: minmax(0, 1.25fr) minmax(0, 1fr); gap: 12px; }
.sv-chips { display: flex; gap: 4px; margin-top: 6px; }
.sv-chip { flex: 1; font-family: var(--sv-mono); font-size: 13px; font-weight: 600; color: var(--sv-gold2); background: transparent; border: 1px solid rgba(214,180,108,.45); border-radius: 6px; padding: 4px 0; cursor: pointer; }
.sv-chip[aria-pressed="true"] { background: rgba(214,180,108,.22); border-color: var(--sv-gold); color: #fff; }
.sv-seg { display: grid; gap: 6px; }
.sv-seg2 { grid-template-columns: 1fr 1fr; }
.sv-seg4 { grid-template-columns: 1fr 1fr; }
.sv-seg button { font: inherit; text-align: left; color: var(--sv-gold2); background: rgba(255,255,255,.04); border: 1px solid rgba(214,180,108,.45); border-radius: 8px; padding: 8px 10px; cursor: pointer; min-width: 0; }
.sv-seg2 button { text-align: center; }
.sv-seg button b { display: block; font-size: 15px; font-weight: 700; }
.sv-seg button span { display: block; font-size: 11.5px; line-height: 1.35; opacity: .78; margin-top: 2px; word-break: keep-all; }
.sv-seg button[aria-pressed="true"] { background: var(--sv-gold); border-color: var(--sv-gold); color: var(--sv-cover); }
.sv-seg button[aria-pressed="true"] span { opacity: .85; }
.sv-tabs button:focus-visible, .sv-seg button:focus-visible, .sv-chip:focus-visible { outline: 2px solid #fff; outline-offset: 2px; }
.sv[data-mode="pay"] .sv-only-goal, .sv[data-mode="goal"] .sv-only-pay { display: none; }

/* slip (결과) */
.sv-result { background: var(--sv-paper); border-radius: 6px; padding: 24px 24px 18px; position: relative;
  box-shadow: 0 1px 0 rgba(255,255,255,.8) inset, 0 2px 3px rgba(30,45,35,.08), 0 16px 30px rgba(30,45,35,.12); }
.sv-result::after { content: ""; position: absolute; left: 0; right: 0; bottom: -7px; height: 8px;
  background: radial-gradient(circle at 6px -1px, transparent 6px, var(--sv-paper) 6.5px) 0 0 / 12px 8px repeat-x; }
.sv-head { padding-bottom: 14px; border-bottom: 2px solid var(--sv-ink); }
.sv-hl { display: block; font-size: 14px; font-weight: 700; color: var(--sv-ink2); }
.sv-big { display: block; font-family: var(--sv-sans); font-variant-numeric: tabular-nums; font-size: 46px; line-height: 1.12; font-weight: 800; letter-spacing: -.035em; color: var(--sv-ink); margin-top: 4px; overflow-wrap: anywhere; }
.sv-big small { font-family: var(--sv-sans); font-size: 20px; font-weight: 700; margin-left: 4px; letter-spacing: 0; }
.sv-kor { display: block; font-size: 14px; color: var(--sv-ink2); margin-top: 2px; }
.sv-line { display: block; font-size: 13px; color: var(--sv-mute); margin-top: 8px; }
.sv-slip { margin: 10px 0 0; }
.sv-slip div { display: flex; justify-content: space-between; gap: 10px; align-items: baseline; padding: 6px 0; border-bottom: 1px dashed var(--sv-rule); }
.sv-slip dt { font-size: 15px; color: var(--sv-ink2); }
.sv-slip dd { margin: 0; font-variant-numeric: tabular-nums; font-size: 16.5px; font-weight: 700; color: var(--sv-ink); white-space: nowrap; }
.sv-slip .plus dd { color: var(--sv-blue); }
.sv-slip .minus dd { color: var(--sv-red); }
.sv-slip .net dt { color: var(--sv-ink); font-weight: 700; }
.sv-slip .tot { border-bottom: 0; border-top: 2px solid var(--sv-ink); margin-top: 6px; padding-top: 10px; }
.sv-slip .tot dt { font-weight: 800; color: var(--sv-ink); font-size: 16px; }
.sv-slip .tot dd { font-size: 20px; }
.sv-eq { display: grid; grid-template-columns: auto auto; justify-content: space-between; gap: 2px 10px; margin: 14px 0 0; padding: 10px 12px; background: var(--sv-paper2); border-radius: 6px; font-size: 13.5px; color: var(--sv-ink2); }
.sv-eq b { font-variant-numeric: tabular-nums; font-weight: 700; color: var(--sv-ink); text-align: right; }
.sv-basis { margin: 10px 0 0; font-size: 12.5px; color: var(--sv-mute); }
.sv-over { display: block; margin-top: 4px; color: var(--sv-red); font-weight: 600; }

/* bottom: 통장 거래내역 + 과세별 비교 */
.sv-bottom { display: grid; grid-template-columns: minmax(0, 1.45fr) minmax(0, 1fr); gap: 22px; margin-top: 30px; align-items: start; }
.sv-book { position: relative; background: var(--sv-paper); border-radius: 4px 10px 10px 4px; padding: 18px 18px 14px 30px; overflow: hidden;
  box-shadow: 0 2px 3px rgba(30,45,35,.08), 0 16px 30px rgba(30,45,35,.12); }
.sv-book::before { content: ""; position: absolute; left: 0; top: 0; bottom: 0; width: 16px; background: linear-gradient(90deg, rgba(22,60,49,.16), rgba(22,60,49,0)); }
.sv-bookhd { display: flex; align-items: center; gap: 10px; padding-bottom: 10px; border-bottom: 2px solid var(--sv-cover); }
.sv-bookhd b { display: block; font-size: 18px; font-weight: 800; color: var(--sv-cover); letter-spacing: -.01em; }
.sv-bookhd span { font-size: 13px; color: var(--sv-ink2); }
.sv-dates { display: flex; flex-direction: column; font-family: var(--sv-mono); margin-left: auto; text-align: right; line-height: 1.5; }
.sv-dates span { font-size: 12.5px; }
.sv-scroll { max-height: 600px; overflow: auto; margin-top: 2px; }
.sv-tx { width: 100%; border-collapse: collapse; font-variant-numeric: tabular-nums; }
.sv-tx th { position: sticky; top: 0; background: var(--sv-paper); z-index: 1; font-size: 12px; font-weight: 700; color: var(--sv-mute); text-align: right; padding: 8px 6px 6px; border-bottom: 1px solid var(--sv-rule); white-space: nowrap; }
.sv-tx th.d, .sv-tx th.c { text-align: left; }
.sv-tx td { padding: 7px 6px; border-bottom: 1px solid var(--sv-rule); font-family: var(--sv-mono); font-size: 14px; text-align: right; color: var(--sv-ink); white-space: nowrap; }
.sv-tx td.d { text-align: left; color: var(--sv-ink2); font-size: 13px; }
.sv-tx td.c { text-align: left; font-family: var(--sv-sans); font-size: 13.5px; color: var(--sv-ink2); }
.sv-tx td.a { color: var(--sv-blue); font-weight: 600; }
.sv-tx td.i { color: var(--sv-ink2); }
.sv-tx tr.mt.first td { border-top: 2px solid var(--sv-cover); }
.sv-tx tr.mi td.a { color: var(--sv-red); }
.sv-tx tr.fin td { font-weight: 700; border-bottom: 0; background: var(--sv-paper2); }
.sv-tx tr.fin td.a { color: var(--sv-ink); font-size: 15px; }
.sv-tx tr.fin td.c { color: var(--sv-ink); font-weight: 700; }
.sv-stamp { flex: none; transform: rotate(-14deg); border: 2.5px solid var(--sv-red); color: var(--sv-red); border-radius: 50%; width: 52px; height: 52px; margin: -6px 0 -4px 4px;
  display: flex; align-items: center; justify-content: center; font-size: 14px; font-weight: 900; letter-spacing: .06em; opacity: .78; }
.sv-cmpw h2 { font-size: 18px; font-weight: 800; margin: 4px 0 10px; color: var(--sv-ink); }
.sv-cmp { width: 100%; border-collapse: collapse; background: var(--sv-paper); border-radius: 8px; overflow: hidden; box-shadow: 0 2px 3px rgba(30,45,35,.08); font-variant-numeric: tabular-nums; }
.sv-cmp th { font-size: 12px; font-weight: 700; color: var(--sv-mute); text-align: right; padding: 9px 8px; border-bottom: 1px solid var(--sv-rule); white-space: nowrap; }
.sv-cmp th:first-child { text-align: left; }
.sv-cmp td { padding: 9px 8px; border-bottom: 1px solid var(--sv-rule); font-size: 14px; font-weight: 600; text-align: right; white-space: nowrap; }
.sv-cmp td:first-child { text-align: left; font-family: var(--sv-sans); white-space: normal; }
.sv-cmp td:first-child b { display: block; font-size: 14px; }
.sv-cmp td:first-child span { display: block; font-size: 11.5px; color: var(--sv-mute); line-height: 1.35; word-break: keep-all; }
.sv-cmp tr:last-child td { border-bottom: 0; }
.sv-cmp tr.on td { background: #EEF3E6; }
.sv-cmp tr.on td:first-child { box-shadow: inset 3px 0 0 var(--sv-cover); }

.sv-links { margin-top: 16px; display: grid; gap: 8px; }
.sv-links a { display: flex; justify-content: space-between; align-items: center; gap: 10px; text-decoration: none; background: var(--sv-cover); color: var(--sv-gold2); border-radius: 8px; padding: 12px 14px; }
.sv-links a b { display: block; color: #fff; font-size: 15px; }
.sv-links a span { display: block; font-size: 12.5px; opacity: .85; }
.sv-links a::after { content: "›"; font-size: 22px; line-height: 1; color: var(--sv-gold); }
.sv-links a:hover { background: var(--sv-cover2); }

/* 본문 */
.sv-adwrap { margin: 36px 0; }
.sv-article, .sv-faq, .sv-more { max-width: 760px; margin: 0 auto; }
.sv-article { margin-top: 56px; font-size: 17px; line-height: 1.8; color: var(--sv-ink2); word-break: keep-all; }
.sv-article h2, .sv-faq h2, .sv-more h2 { font-size: 27px; line-height: 1.3; font-weight: 800; letter-spacing: -.03em; color: var(--sv-ink); margin: 56px 0 14px; }
.sv-article h2:first-child { margin-top: 0; }
.sv-article h3 { font-size: 19px; font-weight: 700; color: var(--sv-ink); margin: 28px 0 8px; }
.sv-article p { margin: 0 0 14px; }
.sv-article b { color: var(--sv-ink); }
.sv-article a { color: var(--sv-cover); font-weight: 600; }
.sv-formula { font-family: var(--sv-mono); font-size: 16px; background: var(--sv-paper); border-left: 3px solid var(--sv-cover); padding: 12px 16px; border-radius: 0 6px 6px 0; color: var(--sv-ink); word-break: normal; }
.sv-table { overflow-x: auto; margin: 6px 0 18px; background: var(--sv-paper); border-radius: 8px; box-shadow: 0 1px 2px rgba(30,45,35,.08); }
.sv-table table { width: 100%; border-collapse: collapse; font-size: 15px; font-variant-numeric: tabular-nums; }
.sv-table th { font-size: 13px; font-weight: 700; color: var(--sv-ink2); background: var(--sv-paper2); padding: 9px 12px; text-align: right; border-bottom: 1px solid var(--sv-rule); white-space: nowrap; }
.sv-table td { padding: 8px 12px; border-bottom: 1px solid var(--sv-rule); text-align: right; color: var(--sv-ink); }
.sv-table th:first-child, .sv-table td:first-child { text-align: left; }
.sv-table td { font-size: 15px; }
.sv-table td:first-child { font-family: var(--sv-sans); font-size: 15px; white-space: nowrap; }
.sv-table tr.sum td { font-weight: 700; background: var(--sv-paper2); }
.sv-table tr:last-child td { border-bottom: 0; }
.sv-tax th, .sv-tax td { text-align: left; }
.sv-tax td:nth-child(3) { white-space: normal; font-size: 14px; line-height: 1.55; min-width: 220px; }
.sv-tax td:last-child, .sv-tax th:last-child, .sv-tax td:nth-child(2), .sv-tax th:nth-child(2) { text-align: right; }
.sv-article .sv-table td:nth-child(3):not(:last-child) { white-space: normal; }
.sv-src { padding-left: 1.2em; font-size: 15px; }
.sv-src li { margin-bottom: 4px; }
.sv-faq { margin-top: 56px; }
.sv-q { background: var(--sv-paper); border-radius: 8px; margin-bottom: 8px; box-shadow: 0 1px 2px rgba(30,45,35,.07); }
.sv-q summary { cursor: pointer; padding: 14px 16px; font-size: 16px; font-weight: 700; color: var(--sv-ink); list-style: none; }
.sv-q summary::-webkit-details-marker { display: none; }
.sv-q summary::after { content: "+"; float: right; color: var(--sv-mute); font-weight: 500; }
.sv-q[open] summary::after { content: "−"; }
.sv-q p { margin: 0; padding: 0 16px 14px; font-size: 15.5px; line-height: 1.75; color: var(--sv-ink2); word-break: keep-all; }
.sv-more { margin-top: 48px; }
.sv-more div { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 8px; }
.sv-more a { display: block; text-decoration: none; background: var(--sv-paper); border-radius: 8px; padding: 12px 14px; box-shadow: 0 1px 2px rgba(30,45,35,.07); }
.sv-more a:hover { box-shadow: inset 0 0 0 1.5px var(--sv-cover); }
.sv-more b { display: block; color: var(--sv-ink); font-size: 15.5px; }
.sv-more span { display: block; color: var(--sv-mute); font-size: 13px; }

@media (max-width: 900px) {
  .sv-top, .sv-bottom { grid-template-columns: minmax(0, 1fr); }
}
@media (max-width: 560px) {
  .svx { padding: 22px 16px 48px; }
  .sv-hero h1 { font-size: 32px; }
  .sv-hero p { font-size: 15.5px; }
  .sv-cover { padding: 18px 16px 14px; }
  .sv-in input { font-size: 20px; }
  .sv-row2 { grid-template-columns: minmax(0, 1fr); gap: 0; }
  .sv-result { padding: 20px 16px 16px; }
  .sv-big { font-size: 34px; }
  .sv-book { padding: 14px 10px 12px 18px; }
  .sv-book::before { width: 10px; }
  .sv-tx th.b, .sv-tx td.b { display: none; }
  .sv-tx td, .sv-tx td.d, .sv-tx td.c { font-size: 12.5px; padding: 7px 4px; }
  .sv-tx th { padding: 8px 4px 6px; }
  .sv-stamp { width: 44px; height: 44px; font-size: 12px; }
  .sv-cmp th, .sv-cmp td { padding: 8px 6px; font-size: 12.5px; }
  .sv-article { font-size: 16px; }
  .sv-article h2, .sv-faq h2, .sv-more h2 { font-size: 23px; margin-top: 44px; }
  .sv-table td, .sv-table th { padding: 8px 8px; font-size: 13.5px; }
  .sv-more div { grid-template-columns: minmax(0, 1fr); }
}