:root{--bg:#f6f7f9;--card:#fff;--text:#1d2330;--muted:#5d6675;--line:#e3e6eb;--brand:#2456d6;--brand-weak:#eaf0fd;--ok:#127a46;--warn:#a15c00;--radius:14px}
*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{margin:0;background:var(--bg);color:var(--text);font:16px/1.65 -apple-system,BlinkMacSystemFont,"Apple SD Gothic Neo","Pretendard","Noto Sans KR","Malgun Gothic",sans-serif;word-break:keep-all}
a{color:var(--brand)}
.wrap{max-width:760px;margin:0 auto;padding:0 16px}
.site-header{background:#fff;border-bottom:1px solid var(--line);position:sticky;top:0;z-index:10}
.site-header .wrap{display:flex;align-items:center;justify-content:space-between;height:56px;gap:12px}
.logo{font-weight:800;color:var(--text);text-decoration:none;font-size:17px;white-space:nowrap}
.logo span{color:var(--brand)}
.nav{display:flex;gap:4px;overflow-x:auto;scrollbar-width:none}
.nav::-webkit-scrollbar{display:none}
.nav a{white-space:nowrap;text-decoration:none;color:var(--muted);font-size:15px;padding:6px 8px;border-radius:8px}
.nav a[aria-current=page]{color:var(--brand);background:var(--brand-weak);font-weight:700}
main{padding:20px 0 40px}
h1{font-size:24px;line-height:1.35;margin:4px 0 6px}
h2{font-size:20px;margin:32px 0 10px}
h3{font-size:17px;margin:20px 0 6px}
.lead{color:var(--muted);margin:0 0 16px}
.badge{display:inline-block;font-size:15px;font-weight:700;color:var(--brand);background:var(--brand-weak);border-radius:999px;padding:2px 10px}
.card{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:18px;margin:14px 0}
.calc form{display:grid;grid-template-columns:minmax(0,1fr);gap:14px}
.field label,.field .label{display:block;font-weight:700;font-size:15px;margin-bottom:6px}
.field .hint{display:block;color:var(--muted);font-size:15px;margin-top:4px}
.input-unit{min-width:0;max-width:100%;display:flex;align-items:center;border:1px solid #cdd3dc;border-radius:10px;background:#fff;overflow:hidden}
.input-unit:focus-within{border-color:var(--brand);box-shadow:0 0 0 3px var(--brand-weak)}
.input-unit input{flex:1;border:0;outline:0;font-size:18px;padding:12px;min-width:0;background:transparent;text-align:right}
.input-unit span{padding:0 12px;color:var(--muted);font-size:15px}
input[type=date],select{width:100%;min-width:0;max-width:100%;font-size:16px;padding:11px;border:1px solid #cdd3dc;border-radius:10px;background:#fff;color:var(--text)}
.quick{display:flex;flex-wrap:wrap;gap:6px;margin-top:8px}
.quick button,.seg button{border:1px solid #cdd3dc;background:#fff;border-radius:999px;padding:7px 12px;font-size:15px;cursor:pointer;color:var(--text)}
.quick button:hover{border-color:var(--brand);color:var(--brand)}
.seg{display:flex;gap:6px;flex-wrap:wrap}
.seg button{border-radius:10px;padding:10px 14px;font-size:15px;flex:1}
.seg button[aria-pressed=true]{background:var(--brand);border-color:var(--brand);color:#fff;font-weight:700}
.row2{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:12px}
.row2>*{min-width:0}
details.adv{border-top:1px dashed var(--line);padding-top:10px}
details.adv summary{cursor:pointer;color:var(--brand);font-weight:700;font-size:15px}
.check{display:flex;gap:8px;align-items:flex-start;font-size:15px;margin-top:8px}
.btn{display:block;width:100%;border:0;background:var(--brand);color:#fff;font-size:17px;font-weight:800;padding:14px;border-radius:12px;cursor:pointer}
.btn.secondary{background:#fff;color:var(--brand);border:1px solid var(--brand);font-size:15px;padding:10px;margin-top:8px}
.result{background:linear-gradient(180deg,#f2f6ff,#fff);border:1px solid #cfdcfb}
.result .big{font-size:30px;font-weight:800;color:var(--brand);line-height:1.2;margin:4px 0}
.result .sub{color:var(--muted);font-size:15px}
.result .kpis{display:grid;grid-template-columns:repeat(2,1fr);gap:8px;margin:14px 0}
.result .kpi{background:#fff;border:1px solid var(--line);border-radius:10px;padding:10px}
.result .kpi b{display:block;font-size:17px}
.result .kpi small{color:var(--muted);font-size:15px}
table{width:100%;border-collapse:collapse;font-size:15px;background:#fff}
td small,th small{font-size:15px;color:var(--muted);font-weight:400}
th,td{border-bottom:1px solid var(--line);padding:9px 8px;text-align:left;vertical-align:top}
td.num,th.num{text-align:right;font-variant-numeric:tabular-nums}
tfoot td{font-weight:800}
.table-scroll{overflow-x:auto;-webkit-overflow-scrolling:touch}
.bar{height:10px;border-radius:6px;background:var(--line);overflow:hidden;display:flex;margin:8px 0}
.bar i{display:block;height:100%}
.legend{display:flex;flex-wrap:wrap;gap:10px;font-size:15px;color:var(--muted)}
.legend i{display:inline-block;width:10px;height:10px;border-radius:3px;margin-right:4px;vertical-align:-1px}
.notice{font-size:15px;color:var(--muted);background:#fafbfc;border:1px solid var(--line);border-radius:10px;padding:10px 12px;margin-top:12px}
.warn{color:var(--warn)}
.ok{color:var(--ok)}
.formula{background:#f3f5f8;border-radius:10px;padding:12px 14px;font-size:15px;overflow-x:auto}
article p,article li{color:#2c3442}
article ul,article ol{padding-left:22px}
.faq details{border:1px solid var(--line);border-radius:10px;background:#fff;margin:8px 0;padding:0 14px}
.faq summary{cursor:pointer;font-weight:700;padding:12px 0}
.faq details p{margin:0 0 12px}

.related{display:grid;grid-template-columns:1fr 1fr;gap:10px}
.related a{display:block;background:#fff;border:1px solid var(--line);border-radius:12px;padding:12px;text-decoration:none;color:var(--text)}
.related a b{display:block;color:var(--brand)}
.related a small{color:var(--muted);font-size:15px}
.tool-list{display:grid;gap:12px}
.tool-list a{display:flex;gap:14px;align-items:center;background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:16px;text-decoration:none;color:var(--text)}
.tool-list a:hover{border-color:var(--brand)}
.tool-list .ico{flex:0 0 46px;height:46px;border-radius:12px;background:var(--brand-weak);display:flex;align-items:center;justify-content:center;font-size:22px}
.tool-list b{display:block;font-size:17px}
.tool-list small{color:var(--muted);font-size:15px}
.breadcrumb{font-size:15px;color:var(--muted);margin-bottom:6px}
.breadcrumb a{color:var(--muted)}
.site-footer{border-top:1px solid var(--line);background:#fff;padding:22px 0;font-size:15px;color:var(--muted)}
.site-footer nav{display:flex;flex-wrap:wrap;gap:12px;margin-bottom:8px}
.site-footer a{color:var(--muted)}
.updated{font-size:15px;color:var(--muted)}
@media (min-width:720px){h1{font-size:28px}.result .kpis{grid-template-columns:repeat(4,1fr)}.related{grid-template-columns:repeat(4,1fr)}}
@media (max-width:360px){.row2{grid-template-columns:1fr}}

/* 표: 상자 안에서만 가로 스크롤, 넘칠 때 오른쪽 그림자로 표시 */
.table-scroll{max-width:100%;border:1px solid var(--line);border-radius:10px;margin:10px 0;
 background:linear-gradient(90deg,#fff 30%,rgba(255,255,255,0)) left/24px 100% no-repeat local,linear-gradient(270deg,#fff 30%,rgba(255,255,255,0)) right/24px 100% no-repeat local,
 radial-gradient(farthest-side at 0 50%,rgba(0,0,0,.18),transparent) left/10px 100% no-repeat scroll,radial-gradient(farthest-side at 100% 50%,rgba(0,0,0,.18),transparent) right/10px 100% no-repeat scroll}
.table-scroll table{background:transparent}
.table-scroll tr:last-child td{border-bottom:0}
td,th{overflow-wrap:anywhere}
details.basis{margin-top:10px;font-size:15px}
details.basis summary{cursor:pointer;color:var(--brand);font-weight:700}
details.basis ul{padding-left:20px;margin:8px 0}
.calc,.calc form,.card{min-width:0;max-width:100%}
.formula{font-size:15px;overflow-wrap:anywhere}
/* 광고 자리: 계산 결과가 나온 뒤에만 보이고, 버튼·입력칸과 충분히 떨어지게 */
.ad-slot{margin:40px 0;padding-top:8px;border-top:1px solid var(--line);min-height:0}
.ad-slot .ad-label{display:block;font-size:15px;color:var(--muted);margin-bottom:6px}
small{font-size:15px}
.check small{color:var(--muted)}

/* 탭: 물타기·목표 평단·손익분기 등 페이지 안 기능 */
.tabs{display:flex;gap:6px;flex-wrap:wrap;margin:0 0 14px}
.tabs[role=tablist]{border-bottom:1px solid var(--line);padding-bottom:8px}
.tabs button{border:1px solid #cdd3dc;background:#fff;border-radius:10px;padding:10px 14px;font-size:15px;cursor:pointer;color:var(--text);flex:1;min-width:0}
.tabs button[aria-selected=true]{background:var(--brand);border-color:var(--brand);color:#fff;font-weight:700}
.tab-panel[hidden]{display:none}
.lots{display:grid;gap:10px}
.lot{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr) auto;gap:8px;align-items:end}
.lot .field{margin:0}
.lot .del{border:1px solid #cdd3dc;background:#fff;border-radius:10px;padding:12px 10px;cursor:pointer;color:var(--muted);font-size:15px;white-space:nowrap}
.lot .del:hover{border-color:#d9534f;color:#d9534f}
.result .big.loss{color:#c0392b}
.result .big.gain{color:var(--ok)}
.rate-table th, .rate-table td{font-size:15px}
#adAfterResult[hidden]{display:none}
@media (max-width:360px){
  .lot{grid-template-columns:1fr}
  .lot .del{width:100%}
  .tabs button{flex:1 1 100%}
}
sup{font-size:15px;line-height:1}

/* 가이드 초안 배너: 메뉴·사이트맵 미연결 상태를 분명히 표시 */
.draft-banner{background:#fff6e5;border:1px solid #f0d59a;color:#6a4b00;border-radius:10px;padding:12px 14px;margin:0 0 16px;font-size:15px}
.guide-draft .formula{margin:10px 0}

.fee-now{display:inline;font-weight:600;color:var(--muted);font-size:15px}

/* 차수 표: 390px에서 머리글이 줄바꿈되지 않도록 최소 너비를 두고 가로 스크롤 */
.table-scroll table.lots-table{width:auto;min-width:560px}
.lots-table th,.lots-table td{white-space:nowrap;overflow-wrap:normal;word-break:keep-all}

.guide-cards{display:grid;gap:10px;margin:12px 0}
.guide-cards a{display:block;border:1px solid var(--line);border-radius:12px;padding:14px 16px;text-decoration:none;color:inherit;background:#fff}
.guide-cards a:hover{border-color:var(--brand)}
.guide-cards a b{display:block;font-size:16px;line-height:1.4}
.guide-cards a small{display:block;color:var(--muted);font-size:15px;margin-top:4px}
.guide-cards .tags{display:block;color:var(--brand);font-size:15px;margin-top:6px}
.more-link{font-size:15px;font-weight:700;margin:8px 0 16px}
.home-guides,.related-guides,.guide-index{margin-top:8px}

/* 가이드 표: 칸을 짧게 두고 줄바꿈하지 않음. 넘치면 가로 스크롤(핵심 결과 열은 왼쪽에 배치). */
.guide-article .table-scroll{position:relative}
.guide-article .table-scroll table{width:auto;min-width:0;max-width:none}
.guide-article .table-scroll th,.guide-article .table-scroll td{white-space:nowrap;overflow-wrap:normal;word-break:keep-all}
.table-hint{font-size:15px;color:var(--muted);margin:6px 0 12px}