/* isoo.app 공용 스타일 (자동 생성: tools/build-site) */
:root{
    --bg:#f4f6fb; --surface:#fff; --ink:#182031; --muted:#69748a;
    --line:#e6eaf2; --brand:#2563eb; --brand-strong:#1d4ed8;
    --accent:#0ea5e9; --pos:#16a34a;
    --shadow:none; --radius:10px;
  }
  *{box-sizing:border-box;margin:0;padding:0}
  body{font-family:"Pretendard Variable","Pretendard","Malgun Gothic","Segoe UI",-apple-system,BlinkMacSystemFont,sans-serif;
    background:var(--bg);color:var(--ink);line-height:1.6;word-break:keep-all;-webkit-font-smoothing:antialiased}
  a{color:inherit;text-decoration:none}
  .wrap{max-width:960px;margin:0 auto;padding:0 20px}

  header{position:sticky;top:0;z-index:10;background:rgba(255,255,255,.9);
    backdrop-filter:blur(8px);border-bottom:1px solid var(--line)}
  .nav{display:flex;align-items:center;justify-content:space-between;height:60px}
  .logo{font-weight:800;font-size:23px;letter-spacing:.5px;color:var(--ink)}
  .logo i{color:var(--brand);font-style:normal}
  .menu{display:flex;align-items:center;gap:24px;font-size:15px;color:var(--muted);font-weight:600}
  .menu>a:hover{color:var(--brand)}
  .dropdown{position:relative}
  .menu-btn{background:none;border:0;font:inherit;color:var(--muted);font-weight:600;cursor:pointer;
    display:flex;align-items:center;gap:5px}
  .menu-btn .caret{font-size:11px;transition:.15s}
  .dropdown:hover .menu-btn{color:var(--brand)}
  .dropdown:hover .caret{transform:rotate(180deg)}
  .dropdown-panel{position:absolute;top:100%;right:0;display:none;
    grid-template-columns:repeat(3,minmax(150px,1fr));gap:4px 26px;
    background:#fff;border:1px solid var(--line);border-radius:10px;
    box-shadow:0 12px 34px rgba(20,30,60,.14);padding:18px 20px;z-index:20}
  .dropdown:hover .dropdown-panel{display:grid}
  .dd-group{display:flex;flex-direction:column}
  .dd-head{font-size:11px;font-weight:800;color:#aeb6c3;letter-spacing:.4px;margin:0 8px 4px}
  .dropdown-panel a{font-size:14px;font-weight:600;color:var(--ink);padding:8px;border-radius:7px;white-space:nowrap}
  .dropdown-panel a:hover{background:#f1f5fb;color:var(--brand)}
  .dropdown-panel a.on{color:var(--brand)}
  .new{font-style:normal;font-size:9px;font-weight:800;color:#fff;background:var(--brand);
    padding:2px 5px;border-radius:4px;margin-left:5px;vertical-align:middle}

  .page-head{padding:34px 0 10px}
  .crumb{font-size:13px;color:var(--muted)}
  .page-head h1{font-size:28px;font-weight:800;letter-spacing:-.8px;margin-top:6px}
  .page-head p{color:var(--muted);margin-top:6px;font-size:15px}

  /* ▼ 입력+결과를 하나의 박스로 통합 (반응형 2단) */
  .calc-box{display:grid;grid-template-columns:1fr;margin-top:22px;
    background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);
    box-shadow:var(--shadow);overflow:hidden}
  @media(min-width:840px){ .calc-box{grid-template-columns:minmax(0,420px) 1fr} }
  .calc-input{padding:24px}

  label{display:block;font-size:13px;font-weight:700;color:var(--muted);margin-bottom:7px}
  .field{margin-bottom:18px}
  .group-title{font-size:14px;font-weight:800;color:var(--ink);margin-bottom:16px}
  .row2{display:grid;grid-template-columns:1fr 1fr;gap:12px;margin-bottom:18px}
  .divider-line{height:1px;background:var(--line);margin:6px 0 20px}

  /* 금액 입력 */
  .money{position:relative}
  .money input{width:100%;font-size:22px;font-weight:800;padding:14px 44px 14px 14px;
    border:1.5px solid var(--line);border-radius:8px;color:var(--ink);text-align:right;outline:none}
  .money.sm input{font-size:17px;padding:11px 40px 11px 12px}
  .money input:focus{border-color:var(--brand)}
  .money .unit{position:absolute;right:14px;top:50%;transform:translateY(-50%);
    color:var(--muted);font-weight:700}

  /* 세그먼트 토글 (연봉/월급, 별도/포함) */
  .seg{display:flex;border:1.5px solid var(--line);border-radius:8px;overflow:hidden}
  .seg button{flex:1;padding:11px 0;background:#fff;color:var(--muted);
    font-weight:700;font-size:15px;border:0;cursor:pointer;transition:.12s}
  .seg button.on{background:#343b47;color:#fff}

  /* 빠른 입력 칩 */
  .chips{display:flex;gap:8px;justify-content:flex-end;flex-wrap:wrap;margin-top:10px}
  .chips button{padding:8px 13px;border:1.5px solid var(--line);border-radius:8px;background:#fff;
    color:var(--ink);font-weight:600;font-size:13px;cursor:pointer;transition:.12s}
  .chips button:hover{border-color:var(--brand);color:var(--brand)}
  .chips .reset{color:var(--muted);margin-right:auto}

  /* 스테퍼 (−/+) */
  .stepfield{display:flex;align-items:center;gap:8px}
  .stepper{display:inline-flex;flex:1;border:1.5px solid var(--line);border-radius:8px;overflow:hidden}
  .stepper button{width:40px;padding:9px 0;background:#f6f8fb;border:0;font-size:18px;
    font-weight:700;color:var(--ink);cursor:pointer;line-height:1}
  .stepper button:hover{background:#eceff5}
  .stepper input{flex:1;width:100%;min-width:0;text-align:center;border:0;
    border-left:1px solid var(--line);border-right:1px solid var(--line);
    font-weight:700;font-size:15px;outline:none}
  .stepfield .suffix{color:var(--muted);font-weight:600;font-size:14px;flex:none}

  /* 도움말 아이콘 */
  .help{display:inline-grid;place-items:center;width:15px;height:15px;border-radius:50%;
    background:#c4ccd8;color:#fff;font-size:10px;font-weight:800;cursor:help;vertical-align:middle}

  /* 결과 (같은 박스 안 · 짙은 회색 배경으로 연결성 강조) */
  .calc-result{display:flex;flex-direction:column;background:#f4f6fa;border-top:1px solid var(--line)}
  @media(min-width:840px){ .calc-result{border-top:0;border-left:1px solid var(--line)} }
  .result-head{padding:22px 24px 14px}
  .result-top{display:flex;justify-content:space-between;align-items:center;margin-bottom:4px}
  .net-label{font-size:14px;font-weight:700;color:var(--muted)}
  .badge{font-size:11px;font-weight:700;color:var(--brand);background:#fff;padding:4px 10px;border-radius:6px;border:1px solid var(--line)}
  .net{font-size:40px;font-weight:800;letter-spacing:-1.5px;color:var(--brand-strong);line-height:1.1;margin:4px 0}
  .net small{font-size:19px;font-weight:700}
  .net-sub{font-size:13px;color:var(--muted)}

  .result-body{flex:1;padding:6px 24px 18px}
  table{width:100%;border-collapse:collapse}
  td{padding:9px 0;font-size:15px;border-bottom:1px solid #d9dfe9}
  td.k{color:var(--muted)} td.v{text-align:right;font-weight:700;font-variant-numeric:tabular-nums}
  tr:last-child td{border-bottom:0}
  tr.sum td{border-top:2px solid #cbd3df;padding-top:12px;font-size:16px}
  tr.sum td.v{color:#e11d48}
  .bar{height:10px;border-radius:5px;background:#d2d9e3;overflow:hidden;margin-top:16px}
  .bar>i{display:block;height:100%;width:14.3%;background:linear-gradient(90deg,var(--accent),var(--brand))}
  .bar-cap{display:flex;justify-content:space-between;font-size:12px;color:var(--muted);margin-top:6px}

  /* 결과 액션 (공유 / 복사) */
  .result-actions{display:flex;gap:10px;padding:16px 24px;border-top:1px solid #d9dfe9}
  .result-actions button{flex:1;padding:12px 0;border-radius:8px;font-weight:700;font-size:14px;cursor:pointer;
    border:1.5px solid var(--line);background:#fff;color:var(--ink);transition:.12s}
  .result-actions .btn-share{background:var(--brand);border-color:var(--brand);color:#fff}
  .result-actions .btn-share:hover{background:var(--brand-strong)}
  .result-actions .btn-copy:hover{border-color:var(--brand);color:var(--brand)}
  .result-actions .btn-clear{color:var(--muted)}
  .result-actions .btn-clear:hover{border-color:#c0c8d4;color:var(--ink)}

  /* 토스트 */
  .toast{position:fixed;left:50%;bottom:32px;transform:translateX(-50%) translateY(20px);
    background:#182031;color:#fff;padding:12px 20px;border-radius:8px;font-size:14px;font-weight:600;
    opacity:0;pointer-events:none;transition:.25s;z-index:50}
  .toast.on{opacity:1;transform:translateX(-50%) translateY(0)}

  .ad{border:1.5px dashed #c3ccdd;border-radius:8px;background:#fbfcfe;color:#9aa5b8;
    text-align:center;padding:22px;font-size:13px;font-weight:600;margin:22px 0}
  .ad small{display:block;font-weight:500;opacity:.8;margin-top:2px}

  .basis{background:#f7f9fd;border:1px solid var(--line);border-radius:8px;padding:16px 18px;
    font-size:13px;color:var(--muted);margin-top:4px}
  .basis b{color:var(--ink)}
  .basis ul{margin:8px 0 0 16px} .basis li{margin:2px 0}

  .related{margin-top:26px}
  .related h3{font-size:15px;font-weight:700;color:var(--muted);margin-bottom:10px}
  .rel-list a{display:block;background:var(--surface);border:1px solid var(--line);border-radius:8px;
    padding:14px 18px;margin-bottom:10px;font-weight:600;font-size:15px;box-shadow:var(--shadow)}
  .rel-list a:hover{border-color:var(--brand)}

  footer{margin-top:44px;border-top:1px solid var(--line);background:var(--surface)}
  .foot{padding:28px 0;color:var(--muted);font-size:13px;display:flex;
    justify-content:space-between;flex-wrap:wrap;gap:10px}
  .foot a{margin-left:16px}
  @media(max-width:600px){ .menu{display:none} .net{font-size:36px} .page-head h1{font-size:23px} }

/* ===== 페이지별 공통 확장 (여러 계산기에서 사용) ===== */
.tip{border-radius:8px;padding:11px 13px;font-size:13px;font-weight:600;margin-top:14px;
  background:#eaf1ff;border:1px solid #d3e0fb;color:var(--brand-strong)}
.tip.warn{background:#fdeeee;border-color:#f6d0d0;color:#b91c1c}
.tip ul{margin:6px 0 0 16px;font-weight:500} .tip li{margin:2px 0}
.net.down{color:#e11d48}
.hidden{display:none}
tr.sum.pos td.v{color:var(--ink)}   /* 양수 합계(환급·정산·차액)는 빨강 대신 기본색 */

/* 연금개혁 연도별 타임라인 */
.tl{display:flex;flex-direction:column;gap:9px}
.tl-row{display:grid;grid-template-columns:42px 1fr auto;align-items:center;gap:10px;font-size:13px}
.tl-row .yr{color:var(--muted);font-weight:700}
.tl-track{height:16px;background:#dfe5ef;border-radius:4px;overflow:hidden}
.tl-track>i{display:block;height:100%;background:linear-gradient(90deg,var(--accent),var(--brand))}
.tl-row .amt{font-weight:700;color:var(--brand-strong);font-variant-numeric:tabular-nums;white-space:nowrap}
.tl-row.final .tl-track>i{background:linear-gradient(90deg,#fb7185,#e11d48)}
.tl-row.final .amt{color:#e11d48}

/* ===== 홈(허브) ===== */
.hero{padding:56px 0 32px;text-align:center}
.hero h1{font-size:34px;font-weight:800;letter-spacing:-1px;line-height:1.25}
.hero h1 em{color:var(--brand);font-style:normal}
.hero p{margin-top:14px;color:var(--muted);font-size:17px}
.grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;margin-top:8px}
@media(max-width:820px){ .grid{grid-template-columns:repeat(2,1fr)} }
@media(max-width:560px){ .grid{grid-template-columns:1fr} }
.grid-ad{grid-column:span 2;display:flex;flex-direction:column;align-items:center;justify-content:center;
  text-align:center;border:1.5px dashed #c3ccdd;background:#fbfcfe;color:#9aa5b8;
  border-radius:8px;padding:24px;font-weight:600;font-size:14px}
.grid-ad small{font-weight:500;opacity:.8;margin-top:4px}
@media(max-width:560px){ .grid-ad{grid-column:auto} }
.card{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);
  padding:24px;box-shadow:var(--shadow);transition:transform .15s,box-shadow .15s;display:flex;flex-direction:column;min-height:250px}
.card:hover{border-color:var(--brand)}
.card .ico{width:44px;height:44px;border-radius:8px;display:grid;place-items:center;
  font-size:22px;background:#eaf1ff;margin-bottom:14px}
.card h3{font-size:18px;font-weight:700}
.card p{color:var(--muted);font-size:14px;margin-top:6px}
.card .go{margin-top:14px;color:var(--brand);font-weight:700;font-size:14px}
.sec-title{font-size:15px;font-weight:700;color:var(--muted);margin:40px 0 14px;text-transform:uppercase;letter-spacing:.5px}
.guides{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow);overflow:hidden}
.guide{display:flex;justify-content:space-between;align-items:center;gap:12px;padding:16px 22px;border-bottom:1px solid var(--line)}
.guide:last-child{border-bottom:0}
.guide:hover{background:#f8faff}
.guide .t{font-weight:600;font-size:15px}
.guide .d{color:var(--muted);font-size:13px;white-space:nowrap}

.adbox{text-align:center;margin:24px 0}
.adbox::before{content:"광고";display:block;font-size:10px;letter-spacing:1px;color:#b8c0cc;margin-bottom:6px}

.ad-pc{display:none}
@media(min-width:768px){.ad-pc{display:block}.ad-mo{display:none}}

.ad-cell{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow);display:flex;align-items:center;justify-content:center;overflow:hidden;min-height:250px}

.card .go{margin-top:auto}

.ad-pair{display:flex;justify-content:center;gap:16px;flex-wrap:wrap}
.ad-2nd{display:none}
@media(min-width:768px){.ad-2nd{display:block}}