/* 내집마련 시뮬레이션과 동일한 팔레트·카드 시스템, 폰트만 Pretendard */
:root {
  --bg: #fff7ee; --card: #ffffff; --ink: #1b1b1f; --sub: #6d6660; --line: #f0dfcc;
  --brand: #ff7500; --brand-ink: #ffffff; --btn: #dc5600; --btn-ink: #ffffff; --brand-strong: #c24e00;
  --accent: #c92a2a; --good: #15803d; --bad: #d92d20; --chip: #ffecd6;
  --shadow: 0 1px 2px rgba(60, 30, 0, .06), 0 8px 24px rgba(60, 30, 0, .07);
}
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --bg: #17130f; --card: #221c16; --ink: #f6efe8; --sub: #b3a89c; --line: #3a2f25;
    --brand: #ff8a1f; --brand-ink: #1b0e00; --btn: #ff8a1f; --btn-ink: #1b0e00; --brand-strong: #ffa04d;
    --accent: #f87171; --good: #4ade80; --bad: #f87171; --chip: #2e251c; --shadow: none;
  }
}
:root[data-theme="dark"] {
  --bg: #17130f; --card: #221c16; --ink: #f6efe8; --sub: #b3a89c; --line: #3a2f25;
  --brand: #ff8a1f; --brand-ink: #1b0e00; --btn: #ff8a1f; --btn-ink: #1b0e00; --brand-strong: #ffa04d;
  --accent: #f87171; --good: #4ade80; --bad: #f87171; --chip: #2e251c; --shadow: none;
}
:root[data-theme="light"] { color-scheme: light; }
:root[data-theme="dark"] { color-scheme: dark; }
* { box-sizing: border-box; }
html, body { margin: 0; background: var(--bg); color: var(--ink); }
body { border-top: 4px solid var(--brand); font-family: "Pretendard Variable", Pretendard, -apple-system, "Apple SD Gothic Neo", "Malgun Gothic", sans-serif; font-size: 16px; line-height: 1.65; word-break: keep-all; }
button, input, select { font-family: inherit; }
.app { max-width: 720px; margin: 0 auto; padding: 0 16px 40px; }
.top { display: flex; justify-content: space-between; align-items: center; padding: 14px 0; }
.brand { font-weight: 800; font-size: 17px; color: var(--ink); }
.ghost { background: var(--chip); color: var(--ink); border: 1px solid var(--line); border-radius: 999px; padding: 6px 12px; font-size: 13px; font-weight: 600; cursor: pointer; }
.card { background: var(--card); border: 1px solid var(--line); border-radius: 18px; padding: 20px; box-shadow: var(--shadow); margin-bottom: 14px; }
h1 { font-size: 28px; line-height: 1.25; margin: 6px 0 10px; letter-spacing: -0.02em; }
h2 { font-size: 19px; margin: 0 0 8px; letter-spacing: -0.01em; }
p { margin: 0 0 10px; }
.sub { color: var(--sub); font-size: 14px; }

.tabs { display: grid; grid-template-columns: 1fr 1fr; gap: 8px; margin-bottom: 14px; }
.tab { background: var(--card); border: 1.5px solid var(--line); border-radius: 14px; padding: 12px 10px; cursor: pointer; font-size: 15px; font-weight: 700; color: var(--ink); text-align: left; transition: border-color .15s, transform .06s; }
.tab small { display: block; font-weight: 500; color: var(--sub); font-size: 12.5px; }
.tab.on { border-color: var(--brand); background: var(--chip); }
.tab:active { transform: scale(.985); }
.part[hidden] { display: none; }

.grid { display: grid; grid-template-columns: 1fr 1fr; gap: 12px 14px; }
.field { display: flex; flex-direction: column; gap: 4px; }
.field.full { grid-column: 1 / -1; }
.field > label, .lbl { font-size: 13px; font-weight: 700; color: var(--sub); }
.field input[type=number], .field select { width: 100%; background: var(--bg); color: var(--ink); border: 1.5px solid var(--line); border-radius: 12px; padding: 10px 12px; font-size: 16px; font-variant-numeric: tabular-nums; }
.field input:focus, .field select:focus { outline: none; border-color: var(--brand); }
.hintline { font-size: 12.5px; color: var(--sub); }
.chk { display: flex; gap: 8px; align-items: center; font-size: 14px; font-weight: 600; background: var(--chip); border-radius: 12px; padding: 10px 12px; cursor: pointer; }
.chk input { accent-color: var(--brand); width: 18px; height: 18px; }
details { margin-top: 12px; }
summary { cursor: pointer; font-weight: 700; font-size: 14px; color: var(--brand-strong); }
details .grid { margin-top: 12px; }

.btn { display: block; width: 100%; background: var(--btn); color: var(--btn-ink); border: 0; border-radius: 14px; padding: 15px 16px; font-size: 17px; font-weight: 800; letter-spacing: -0.01em; cursor: pointer; margin-top: 14px; transition: transform .06s ease; }
.btn:active { transform: scale(.98); }
.btn.secondary { font-weight: 700; background: var(--chip); color: var(--ink); border: 1px solid var(--line); }

.hero-num { font-size: 36px; font-weight: 800; letter-spacing: -0.03em; color: var(--brand-strong); line-height: 1.2; font-variant-numeric: tabular-nums; }
.stats { display: grid; grid-template-columns: repeat(3, 1fr); gap: 8px; margin: 14px 0; }
.stat { background: var(--chip); border-radius: 14px; padding: 10px 12px; }
.stat .k { font-size: 12px; color: var(--sub); }
.stat .v { font-weight: 800; font-size: 15px; font-variant-numeric: tabular-nums; }
.chip { display: inline-block; background: var(--chip); border: 1px solid var(--line); border-radius: 999px; padding: 3px 10px; font-size: 13px; font-weight: 600; }
.chip.good { color: var(--good); } .chip.bad { color: var(--bad); }
.hint { font-size: 13px; color: var(--sub); background: var(--chip); border-radius: 10px; padding: 8px 10px; margin-top: 10px; }
.warn { color: var(--bad); font-weight: 700; }

.limit { margin: 10px 0; }
.limit .row { display: flex; justify-content: space-between; font-size: 13.5px; font-weight: 600; }
.bar { height: 8px; border-radius: 99px; background: var(--chip); margin-top: 4px; overflow: hidden; }
.bar > i { display: block; height: 100%; background: var(--brand); border-radius: 99px; transition: width .4s ease; }
.limit.hit .bar > i { background: var(--bad); }
.limit.hit .row b::after { content: " ← 가장 먼저 걸림"; color: var(--bad); font-size: 12px; }

.stack { display: flex; height: 14px; border-radius: 99px; overflow: hidden; margin: 10px 0; background: var(--chip); }
.stack i { display: block; height: 100%; }
table { width: 100%; border-collapse: collapse; font-size: 14.5px; }
td { padding: 8px 0; border-bottom: 1px solid var(--line); vertical-align: top; }
td:last-child { text-align: right; font-weight: 700; font-variant-numeric: tabular-nums; white-space: nowrap; }
td small { display: block; color: var(--sub); font-weight: 500; font-size: 12px; }
tr.total td { border-bottom: 0; font-size: 16px; font-weight: 800; color: var(--brand-strong); }

footer { margin-top: 24px; font-size: 12.5px; color: var(--sub); }
footer a { color: var(--brand-strong); }
@media (max-width: 520px) { .grid { grid-template-columns: 1fr; } .stats { grid-template-columns: 1fr 1fr; } h1 { font-size: 24px; } }
@media print { .tabs, .btn, .top .ghost { display: none; } }

/* 가이드·주소 검색 */
.guide { margin-top: 12px; background: var(--chip); border-radius: 12px; padding: 10px 12px; }
.guide summary { font-size: 13.5px; }
.guide-body { font-size: 13.5px; margin-top: 8px; }
.guide-body ul { margin: 4px 0 10px; padding-left: 18px; }
.guide-body li { margin: 3px 0; }
.ghost.wide { width: 100%; margin-top: 12px; padding: 10px 12px; font-size: 14px; }
.seg { display: grid; grid-template-columns: 1fr 1fr; gap: 6px; background: var(--chip); padding: 4px; border-radius: 14px; margin-bottom: 12px; }
.seg button { border: 0; background: transparent; color: var(--sub); font-weight: 700; font-size: 14px; padding: 9px 6px; border-radius: 10px; cursor: pointer; }
.seg button.on { background: var(--card); color: var(--ink); box-shadow: var(--shadow); }
.addr-card { margin-top: 12px; border: 1.5px solid var(--line); border-radius: 14px; padding: 12px 14px; font-size: 14px; }
.addr-card b { font-size: 15px; }
.trade-list { margin-top: 10px; }
.trade-list h3 { font-size: 14px; margin: 0 0 4px; }
.trade-list table { font-size: 13.5px; }
dialog { border: 0; border-radius: 18px; padding: 16px; width: min(520px, calc(100% - 24px)); background: var(--card); color: var(--ink); box-shadow: 0 20px 60px rgba(0,0,0,.35); }
dialog::backdrop { background: rgba(0,0,0,.45); }
.dlg-head { display: flex; justify-content: space-between; align-items: center; margin-bottom: 8px; }
#addrFrame { height: 460px; }
a { color: var(--brand-strong); }

/* 아파트 판정 */
.verdict { border: 1.5px solid var(--line); border-radius: 14px; padding: 12px 14px; margin: 10px 0; }
.verdict.ok { border-color: var(--good); }
.verdict.no { border-color: color-mix(in srgb, var(--bad) 45%, var(--line)); }
.verdict .vh { display: flex; justify-content: space-between; align-items: center; gap: 8px; flex-wrap: wrap; }
.verdict ul { list-style: none; margin: 8px 0 0; padding: 0; font-size: 13.5px; }
.verdict li { margin: 4px 0; padding-left: 4px; }
.verdict li.ok { color: var(--good); font-weight: 600; }
.verdict li.no { color: var(--sub); }

.reqbox { background: var(--chip); border-radius: 12px; padding: 12px 14px; margin: 12px 0; font-size: 14px; }
.reqbox ul { margin: 6px 0 8px; padding-left: 18px; }
.reqbox li { margin: 4px 0; }
tr.th td { font-size: 12.5px; color: var(--sub); font-weight: 700; padding-bottom: 4px; }
td:last-child small { text-align: right; }

table.prod tr.pick { cursor: pointer; }
table.prod tr.pick.on td { background: var(--chip); }
table.prod td:first-child { padding: 8px 8px 8px 6px; }
table.prod td:last-child { padding-right: 6px; }
[hidden] { display: none !important; }

/* 제작자 크레딧 (우측 하단 고정) */
.credit { position: fixed; right: 12px; bottom: max(12px, env(safe-area-inset-bottom)); z-index: 20; display: inline-flex; align-items: center; gap: 6px; padding: 6px 11px; border-radius: 999px; font-size: 12px; font-weight: 600; letter-spacing: -0.01em; text-decoration: none; color: var(--sub); background: color-mix(in srgb, var(--card) 88%, transparent); border: 1px solid var(--line); -webkit-backdrop-filter: blur(6px); backdrop-filter: blur(6px); transition: color .15s, border-color .15s; }
.credit:hover { color: var(--ink); border-color: var(--sub); }
.credit svg { display: block; }
.app { padding-bottom: 64px; }