/* =========================================================================
   theme.css — 정택스플랜 세금 계산기 공통 테마
   재건축 양도세 계산기 CSS(1~122줄) 승계 + 정택스플랜 브랜드 톤 반영.
   브랜드 톤: "국경과 세대를 넘어, 자산 이동을 통합 설계" — 신뢰·품격·권위.
   팔레트 = 정택스플랜 로고 기준(2026-07-04 사장님 로고 제공):
   딥 네이비 원형 심볼(#1c3b5f) + 다크 워드마크(#221c1b) + 그레이 보조(#a9adb3).
   로고가 네이비 단색 계열이라 보조 강조도 네이비 패밀리(#2e5c8a)로 통일(청록 제거).
   ========================================================================= */
:root{
  --bg:#f4f6f9; --card:#fff; --ink:#221c1b; --muted:#5c6470; --line:#dfe3e8;
  --brand:#1c3b5f; --brand-d:#14293f; --ok:#137a4b; --okbg:#e6f5ec;
  --warn:#8a5300; --warnbg:#fff5e0; --warnline:#f0c674; --err:#b4232a; --errbg:#fdeced;
  --accent:#eef3f9; --track:#2e5c8a;
  --brand-soft:#e8eef6; --gold:#a9adb3;
}
*{box-sizing:border-box}
html,body{margin:0;padding:0}
body{
  font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","Malgun Gothic","맑은 고딕",
    "Apple SD Gothic Neo",Roboto,"Helvetica Neue",Arial,sans-serif;
  background:var(--bg); color:var(--ink); font-size:14px; line-height:1.5;
  -webkit-text-size-adjust:100%;
}
a{color:var(--brand);text-decoration:none}
.wrap{max-width:940px;margin:0 auto;padding:18px 16px 80px}

/* ---- 공통 앱바(브랜드 헤더) ---- */
header.appbar{display:flex;align-items:baseline;gap:10px;flex-wrap:wrap;margin-bottom:6px}
header.appbar h1{font-size:19px;margin:0;letter-spacing:-.3px}
header.appbar .ver{font-size:12px;color:var(--muted);font-weight:600}
.brandbar{display:flex;align-items:center;gap:10px;margin-bottom:14px;flex-wrap:wrap}
.brandbar .logo{font-weight:800;font-size:15px;letter-spacing:-.4px;color:var(--brand-d);
  display:inline-flex;align-items:center;gap:7px}
.brandbar .logo .mark{width:24px;height:24px;border-radius:50%;background:linear-gradient(135deg,var(--brand),var(--track));
  color:#fff;display:inline-flex;align-items:center;justify-content:center;font-size:13px;font-weight:800}
.brandbar .tagline{font-size:11.5px;color:var(--muted);border-left:1px solid var(--line);padding-left:10px}
.backlink{margin-left:auto;font-size:12.5px;font-weight:600;color:var(--brand)}
.sub{color:var(--muted);font-size:12.5px;margin:0 0 14px}

/* ---- 카드·스텝 ---- */
.card{background:var(--card);border:1px solid var(--line);border-radius:10px;
  padding:16px 16px 14px;margin-bottom:14px;box-shadow:0 1px 2px rgba(20,30,50,.04)}
.step-h{display:flex;align-items:center;gap:9px;margin:0 0 12px}
.step-h .n{background:var(--brand);color:#fff;font-weight:700;font-size:12px;
  width:22px;height:22px;border-radius:50%;display:inline-flex;align-items:center;justify-content:center;flex:0 0 auto}
.step-h h2{font-size:15px;margin:0}
.grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(215px,1fr));gap:12px}
.grid.two{grid-template-columns:repeat(auto-fill,minmax(240px,1fr))}
.f{display:flex;flex-direction:column;gap:4px}
.f.hidden{display:none}
label{font-size:12.5px;font-weight:600;color:#33404f}
label .hint{display:block;font-weight:400;color:var(--muted);font-size:11px;margin-top:1px}
input[type=text],input[type=number],input[type=date],select{
  font:inherit;font-size:13.5px;padding:7px 9px;border:1px solid var(--line);border-radius:7px;
  background:#fff;color:var(--ink);width:100%}
input:focus,select:focus{outline:2px solid #bcd4ee;border-color:var(--brand);outline-offset:-1px}
input[readonly]{background:#f1f3f5;color:var(--muted)}
.money-wrap{position:relative}
.money-wrap .unit{position:absolute;right:9px;top:50%;transform:translateY(-50%);
  font-size:11px;color:var(--muted);pointer-events:none}
.money-wrap input{padding-right:26px;text-align:right}
.typegrid{display:grid;grid-template-columns:repeat(auto-fit,minmax(180px,1fr));gap:8px}
.optrow{display:flex;flex-direction:column;gap:6px}
.optrow>span.lab{font-size:12px;font-weight:700;color:var(--muted);text-transform:none}
.opt{display:flex;gap:8px;flex-wrap:wrap}
.opt button{flex:1;min-width:90px;font:inherit;font-size:13px;padding:8px 6px;border:1px solid var(--line);
  background:#fff;border-radius:7px;cursor:pointer;color:#33404f;font-weight:600;line-height:1.25}
.opt button.on{background:var(--brand);border-color:var(--brand);color:#fff}
.opt button:disabled{background:#f1f3f5;color:#aab2bd;cursor:not-allowed;border-color:var(--line)}
.opt button .why{display:block;font-size:10px;font-weight:400;margin-top:2px;opacity:.85}
.chk{display:flex;align-items:flex-start;gap:7px;font-size:13px;color:#33404f;font-weight:500;cursor:pointer}
.chk input{margin-top:2px;flex:0 0 auto;width:auto}
.months{display:flex;gap:6px;align-items:center}
.months input{width:90px}
.months .u{font-size:12px;color:var(--muted)}
.btn{font:inherit;font-weight:700;font-size:14px;padding:10px 18px;border-radius:8px;border:1px solid var(--brand);
  background:var(--brand);color:#fff;cursor:pointer}
.btn:hover{background:var(--brand-d)}
.btn.ghost{background:#fff;color:var(--brand)}
.btn.sm{font-size:12.5px;padding:7px 12px}
.actions{display:flex;gap:10px;flex-wrap:wrap;margin-top:4px}
.warnbox{background:var(--warnbg);border:1px solid var(--warnline);border-radius:8px;
  padding:9px 11px;margin:8px 0 0;font-size:12.5px;color:#5a4300}
.warnbox b{color:var(--warn)}
.warnbox ul{margin:6px 0 0;padding-left:18px}
.warnbox li{margin:3px 0}
.errbox{background:var(--errbg);border:1px solid #f2b8bb;color:#8f1c22;border-radius:8px;padding:9px 11px;font-size:12.5px;margin-top:8px}
.notebox{background:var(--accent);border:1px solid #d3e0f0;border-radius:8px;padding:8px 11px;font-size:12px;color:#33404f;margin:8px 0 0}

/* ---- 결과: 요약카드·아코디언 ---- */
#result{display:none}
.sumcard{background:linear-gradient(180deg,#fff,#f7fafc);border:1px solid var(--line);border-radius:10px;padding:16px;margin-bottom:14px}
.sum-top{display:flex;justify-content:space-between;align-items:flex-end;flex-wrap:wrap;gap:10px;margin-bottom:12px}
.sum-total .lbl{font-size:12px;color:var(--muted);font-weight:600}
.sum-total .val{font-size:28px;font-weight:800;letter-spacing:-.5px;color:var(--brand-d)}
.sum-total .val.zero{color:var(--ok)}
.sum-total .val.loss{color:var(--muted)}
.tag{display:inline-block;background:var(--track);color:#fff;font-size:11.5px;font-weight:700;padding:4px 10px;border-radius:20px}
.tag.type{background:#3a4657}
.sum-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(120px,1fr));gap:1px;background:var(--line);border:1px solid var(--line);border-radius:8px;overflow:hidden}
.sum-grid .cell{background:#fff;padding:9px 11px}
.sum-grid .cell.emph{background:var(--brand-soft)}
.sum-grid .cell .k{font-size:11px;color:var(--muted);font-weight:600}
.sum-grid .cell .v{font-size:15px;font-weight:700;margin-top:2px}
.sum-grid .cell.emph .v{color:var(--brand-d);font-size:16px}
.acc{border:1px solid var(--line);border-radius:8px;margin-bottom:10px;overflow:hidden;background:#fff}
.acc>summary{cursor:pointer;padding:11px 14px;font-weight:700;font-size:13.5px;list-style:none;
  display:flex;justify-content:space-between;align-items:center;background:#f7f9fb}
.acc>summary::-webkit-details-marker{display:none}
.acc>summary .arw{transition:transform .15s;color:var(--muted)}
.acc[open]>summary .arw{transform:rotate(90deg)}
.acc .body{padding:12px 14px}
table.detail{width:100%;border-collapse:collapse;font-size:12.5px}
table.detail th,table.detail td{border:1px solid var(--line);padding:6px 8px;text-align:right;vertical-align:top}
table.detail th{background:#f4f6f8;font-weight:700;text-align:center}
table.detail td.l,table.detail th.l{text-align:left}
table.detail td.formula{font-size:11.5px;color:#40474f;font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace}
.ref{display:block;font-size:10.5px;color:var(--brand);margin-top:2px;font-weight:600;font-family:-apple-system,sans-serif}
.tblscroll{overflow-x:auto;-webkit-overflow-scrolling:touch}
.disclaimer{font-size:11.5px;color:var(--muted);border-top:1px dashed var(--line);margin-top:16px;padding-top:10px}
.mono{font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace}
.loading{display:inline-block;font-size:13px;color:var(--muted);font-weight:600}

/* ---- 홈 허브 세목 카드 ---- */
.hero{text-align:center;padding:8px 0 20px}
.hero h1{font-size:26px;margin:0 0 8px;letter-spacing:-.6px;color:var(--brand-d)}
.hero .lead{font-size:14px;color:var(--muted);max-width:560px;margin:0 auto;line-height:1.6}
.taxgrid{display:grid;grid-template-columns:repeat(auto-fill,minmax(230px,1fr));gap:14px;margin-top:8px}
.taxcard{display:block;background:var(--card);border:1px solid var(--line);border-radius:12px;padding:18px 16px;
  box-shadow:0 1px 2px rgba(20,30,50,.04);transition:transform .12s,box-shadow .12s,border-color .12s;color:inherit}
.taxcard:hover{transform:translateY(-2px);box-shadow:0 6px 18px rgba(20,40,70,.10);border-color:var(--brand)}
.taxcard .ic{width:40px;height:40px;border-radius:10px;background:var(--brand-soft);color:var(--brand-d);
  display:inline-flex;align-items:center;justify-content:center;font-size:20px;margin-bottom:10px}
.taxcard h3{font-size:16px;margin:0 0 4px;letter-spacing:-.3px}
.taxcard p{font-size:12px;color:var(--muted);margin:0;line-height:1.5}
.taxcard .go{margin-top:10px;font-size:12.5px;font-weight:700;color:var(--brand)}

/* ---- 실시간 세로 계산서 (ledger, 명세 §8.5) ---- */
.layout{display:grid;grid-template-columns:minmax(0,1fr) 350px;gap:16px;align-items:start}
.ledger-panel{position:sticky;top:12px}
.ledger-card{background:#fff;border:1px solid var(--line);border-radius:10px;
  padding:14px 14px 12px;box-shadow:0 1px 2px rgba(20,30,50,.04)}
.ledger-title{font-size:13px;font-weight:800;color:var(--brand-d);letter-spacing:-.2px;
  border-bottom:2px solid var(--brand-d);padding-bottom:7px;margin-bottom:9px}
.ledger-total{display:flex;justify-content:space-between;align-items:baseline;gap:8px;
  background:var(--brand-soft);border-radius:7px;padding:8px 10px;margin-bottom:9px}
.ledger-total .k{font-size:11.5px;font-weight:700;color:var(--muted)}
.ledger-total .v{font-size:18px;font-weight:800;letter-spacing:-.4px;color:var(--brand-d);
  font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;font-variant-numeric:tabular-nums}
.ledger-body{font-size:12.5px}
.ledger-empty{color:var(--muted);font-size:12px;padding:10px 2px;text-align:center}
.ledger-error{color:var(--err);font-size:12px;padding:8px 2px}
.lg-head{font-size:12px;font-weight:800;color:var(--brand-d);margin:12px 0 4px;
  padding-bottom:3px;border-bottom:1px dashed var(--line)}
.lg-head:first-child{margin-top:0}
.lg-row{display:flex;justify-content:space-between;align-items:baseline;gap:10px;padding:2.5px 0}
.lg-row .lbl{flex:1 1 auto;min-width:0}
.lg-row .amt{flex:0 0 auto;text-align:right;font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;
  font-variant-numeric:tabular-nums}
.lg-op{font-style:italic;color:#4a5462;padding:1.5px 0 1.5px 16px;font-size:12px}
.lg-sum{border-top:1px solid var(--ink);margin-top:3px;padding-top:4px;font-weight:800}
.lg-sum .amt{font-weight:800}
.lg-note{font-size:11px;color:var(--muted);padding:2px 0 2px 2px;line-height:1.45}
.lg-note .ref{display:inline;margin-left:5px}

/* UX(a) 빈 골격: 회색 뼈대 */
.lg-skeleton .lg-row,.lg-skeleton .lg-op{color:var(--muted);opacity:.72}
.lg-skeleton .lg-sum{color:var(--muted);opacity:.85}
.lg-skel .amt{color:var(--muted)}
/* UX(b) 변경행 하이라이트: 배경 플래시 → 0.7s transition 투명 */
.lg-row{transition:background-color .7s ease}
.lg-row.lg-flash{background:var(--brand-soft);border-radius:5px;transition:none}
/* UX(c) 입력칸 focus 시 연결행 강조 */
.lg-row.lg-link{background:#fff6df;box-shadow:inset 3px 0 0 var(--warnline);border-radius:4px;transition:none}

/* 개선1: 한글 금액 병기 · 큰 금액 경고 */
.money-kor{font-size:11px;color:var(--muted);margin-top:3px;line-height:1.3}
.money-warn{font-size:11px;color:var(--warn);font-weight:700;margin-top:3px;line-height:1.3}

@media (max-width:700px){
  .layout{grid-template-columns:1fr}
  .ledger-panel{position:static;order:2}
}
@media (max-width:560px){
  .typegrid{grid-template-columns:1fr}
  .sum-top{align-items:flex-start}
  .hero h1{font-size:22px}
}
/* 개선2: 고객 제공용 인쇄 헤더·푸터 (화면에선 숨김) */
.print-only{display:none}
#print-header{display:none;justify-content:space-between;align-items:center;
  border-bottom:2px solid var(--brand-d);padding-bottom:8px;margin-bottom:12px}
#print-header .ph-brand{display:flex;align-items:center;gap:9px}
#print-header .ph-mark{flex:0 0 auto}
#print-header .ph-word{font-size:15px;font-weight:800;color:var(--brand-d);letter-spacing:-.3px}
#print-header .ph-meta{text-align:right}
#print-header .ph-tax{font-size:14px;font-weight:800;color:var(--ink)}
#print-header .ph-date{font-size:11px;color:var(--muted);margin-top:2px}
#print-footer{display:none;border-top:1px solid var(--line);margin-top:16px;padding-top:8px;
  font-size:10.5px;color:var(--muted);text-align:center}

@media print{
  body{background:#fff;font-size:11.5px}
  .wrap{max-width:100%;padding:0}
  #step-cards,.actions,.btn,.backlink,.brandbar,.sub{display:none !important}
  .money-kor,.money-warn{display:none !important}
  #result{display:block !important}
  .layout{display:block}
  .ledger-panel{position:static;margin-bottom:12px}
  .acc>summary .arw{display:none}
  .acc .body{display:block !important}
  .card,.sumcard,.acc,.ledger-card{box-shadow:none;break-inside:avoid}
  .print-only{display:block}
  #print-header{display:flex}
  #print-footer{display:block}
  .lg-row.lg-flash,.lg-row.lg-link{background:transparent;box-shadow:none}
}