/* ═══ 디자인 토큰 ═══════════════════════════════════════════ */
:root{
  --bg:#F4F4F1; --card:#FFFFFF; --ink:#20241F; --muted:#6F746D; --line:#E3E3DC;
  --accent:#2A5F4A; --accent-ink:#FFFFFF; --chip:#EBEBE4; --chip-on:#2A5F4A;
  --t-best:#D8451F; --t-best-bg:#FAE7DF;
  --t-good:#B26E0A; --t-good-bg:#F7EEDA;
  --t-ok:#666C66;   --t-ok-bg:#EBEDE8;
  --t-bad:#4E6E8C;  --t-bad-bg:#E5EDF4;
  --radius:14px;
  --shadow:0 1px 2px rgba(32,36,31,.05), 0 4px 16px rgba(32,36,31,.06);
  --font:"Pretendard Variable", Pretendard, -apple-system, "Segoe UI",
         "Apple SD Gothic Neo", "Malgun Gothic", "Noto Sans KR", system-ui, sans-serif;
}
@media (prefers-color-scheme: dark){
  :root{
    --bg:#141619; --card:#1E2126; --ink:#EAECE7; --muted:#989E97; --line:#2D3136;
    --accent:#63AE8E; --accent-ink:#0D1712; --chip:#282C31; --chip-on:#63AE8E;
    --t-best:#F2794F; --t-best-bg:#3A231B;
    --t-good:#DFA43C; --t-good-bg:#37301D;
    --t-ok:#9AA099;   --t-ok-bg:#2A2E2B;
    --t-bad:#7FA3C4;  --t-bad-bg:#20303E;
    --shadow:0 1px 2px rgba(0,0,0,.3), 0 4px 16px rgba(0,0,0,.25);
  }
}

/* ═══ 기본 ═════════════════════════════════════════════════ */
*{ box-sizing:border-box; margin:0; padding:0 }
html{ -webkit-text-size-adjust:100% }
body{
  font-family:var(--font); background:var(--bg); color:var(--ink);
  line-height:1.5; min-height:100dvh;
}
#app{ max-width:640px; margin:0 auto; padding:16px 16px 48px }
a{ color:inherit; text-decoration:none }
button{ font-family:inherit; cursor:pointer }
:focus-visible{ outline:2px solid var(--accent); outline-offset:2px; border-radius:6px }
@media (prefers-reduced-motion: reduce){ *{ transition:none!important; animation:none!important } }

/* ═══ 헤더 ═════════════════════════════════════════════════ */
.top{ display:flex; align-items:baseline; gap:10px; padding:12px 2px 18px; flex-wrap:wrap }
.brand{ font-size:26px; font-weight:800; letter-spacing:-.02em }
.brand a{ color:var(--accent) }
.brand-sub{ font-size:13px; color:var(--muted) }
.back{
  display:inline-flex; align-items:center; gap:4px;
  font-size:14px; font-weight:600; color:var(--muted); padding:4px 2px;
}
.back:hover{ color:var(--ink) }

/* ═══ 홈: 통계·네비·검색·그리드 ════════════════════════════ */
.stats{ display:flex; gap:8px; flex-wrap:wrap; margin:-4px 0 14px }
.stat{ font-size:12px; color:var(--muted); background:var(--card);
  border:1px solid var(--line); border-radius:999px; padding:5px 12px }
.stat b{ color:var(--ink); font-weight:800; font-variant-numeric:tabular-nums }
.catnav{ position:sticky; top:0; z-index:5; display:flex; gap:8px;
  margin:0 -16px 14px; padding:10px 16px; overflow-x:auto; scrollbar-width:none;
  background:var(--bg); background:color-mix(in srgb, var(--bg) 90%, transparent);
  backdrop-filter:blur(10px); -webkit-backdrop-filter:blur(10px) }
.catnav::-webkit-scrollbar{ display:none }
.catnav a{ flex:0 0 auto; font-size:13.5px; font-weight:700; color:var(--ink);
  background:var(--card); border:1px solid var(--line); border-radius:999px; padding:8px 15px }
.catnav a.hotlink{ color:var(--t-best) }
.search{ margin-bottom:12px }
.search input{
  width:100%; font:inherit; font-size:16px; color:var(--ink);
  background:var(--card); border:1px solid var(--line); border-radius:var(--radius);
  padding:13px 16px; box-shadow:var(--shadow);
}
.search input::placeholder{ color:var(--muted) }
.sect{ margin-bottom:30px; scroll-margin-top:60px }
.sect-h{
  font-size:17px; font-weight:800; color:var(--ink); letter-spacing:-.01em;
  display:flex; align-items:center; gap:8px; margin:4px 2px 12px;
}
.sect-h .cnt{ font-size:12px; color:var(--muted); font-weight:700;
  background:var(--chip); border-radius:999px; padding:2px 10px }
.sect-h.hotc{ color:var(--t-best) }
.subh{ font-size:12.5px; font-weight:800; color:var(--muted);
  margin:16px 2px 8px; display:flex; align-items:center; gap:8px }
.subh::after{ content:''; flex:1; height:1px; background:var(--line) }
.subh:first-of-type{ margin-top:2px }
.grid{
  display:grid; grid-template-columns:repeat(auto-fill, minmax(102px, 1fr)); gap:10px;
}
.item-card{
  background:var(--card); border-radius:var(--radius); box-shadow:var(--shadow);
  padding:16px 8px 13px; text-align:center;
  display:flex; flex-direction:column; gap:3px; align-items:center;
  transition:transform .12s;
}
.item-card:active{ transform:scale(.96) }
.item-card .em{ font-size:30px; line-height:1.2 }
.item-card .em-img{ width:42px; height:42px; object-fit:contain; border-radius:8px }
.item-card .nm{ font-size:14px; font-weight:700 }
.foot{ margin-top:28px; font-size:12px; color:var(--muted); text-align:center; line-height:1.7 }
.empty{ grid-column:1/-1; text-align:center; color:var(--muted); padding:32px 0; font-size:14px }

/* ═══ 계산기 ═══════════════════════════════════════════════ */
.item-head{ display:flex; align-items:center; gap:12px; margin:4px 2px 14px }
.item-head .em{ font-size:36px }
.item-head .em-img{ width:52px; height:52px; object-fit:contain; border-radius:10px }
.item-head h1{ font-size:22px; font-weight:800; letter-spacing:-.02em }
.item-head .pu{ font-size:13px; color:var(--muted) }

.card{
  background:var(--card); border-radius:var(--radius); box-shadow:var(--shadow);
  padding:18px 16px; margin-bottom:14px;
}
.presets{ display:flex; gap:8px; overflow-x:auto; padding-bottom:6px; margin-bottom:12px;
  scrollbar-width:none }
.presets::-webkit-scrollbar{ display:none }
.preset{
  flex:0 0 auto; font-size:13px; font-weight:600;
  background:var(--chip); color:var(--ink); border:none; border-radius:999px; padding:8px 13px;
}
.preset:active{ background:var(--chip-on); color:var(--accent-ink) }

.field{ margin-bottom:12px }
.field label{ display:block; font-size:12px; font-weight:700; color:var(--muted); margin-bottom:5px }
.inwrap{ position:relative }
.inwrap input{
  width:100%; font:inherit; font-size:19px; font-weight:600; color:var(--ink);
  font-variant-numeric:tabular-nums;
  background:var(--bg); border:1px solid var(--line); border-radius:10px;
  padding:12px 14px;
}
.inwrap input:focus{ border-color:var(--accent); outline:none }
.inwrap .suffix{
  position:absolute; right:14px; top:50%; transform:translateY(-50%);
  font-size:14px; color:var(--muted); pointer-events:none;
}
.row2{ display:grid; grid-template-columns:1fr 1fr; gap:10px }

/* ═══ 결과 ═════════════════════════════════════════════════ */
.result .placeholder{ color:var(--muted); font-size:13px; text-align:center; padding:12px 0 4px }
.guide{ margin-bottom:2px }
.gd-h{ font-size:12px; font-weight:700; color:var(--muted); margin-bottom:6px }
.gd-row{ display:flex; align-items:center; justify-content:space-between; padding:7px 2px;
  border-bottom:1px solid var(--line); font-variant-numeric:tabular-nums }
.gd-row:last-of-type{ border-bottom:none }
.gd-row b{ font-size:15px; font-weight:700 }
.gd-sub{ font-size:11.5px; color:var(--muted); margin-top:8px; line-height:1.7 }
.verdict{ display:flex; align-items:center; gap:10px; flex-wrap:wrap; margin-bottom:6px }
.pill{ font-size:13px; font-weight:700; border-radius:999px; padding:5px 12px }
.tone-best{ color:var(--t-best); background:var(--t-best-bg) }
.tone-good{ color:var(--t-good); background:var(--t-good-bg) }
.tone-ok{   color:var(--t-ok);   background:var(--t-ok-bg) }
.tone-bad{  color:var(--t-bad);  background:var(--t-bad-bg) }
.bignum{
  font-size:clamp(34px, 9vw, 44px); font-weight:800; letter-spacing:-.02em;
  font-variant-numeric:tabular-nums; line-height:1.15;
}
.bignum small{ font-size:.45em; font-weight:700; color:var(--muted); margin-left:4px }
.subinfo{ font-size:13px; color:var(--muted); margin-top:2px; font-variant-numeric:tabular-nums }

.gauge{ margin:16px 0 4px }
.gtrack{ display:flex; gap:3px; height:9px; border-radius:99px; overflow:hidden; position:relative }
.gseg{ flex:1 }
.gseg.s0{ background:var(--t-best-bg) } .gseg.s0.hit{ background:var(--t-best) }
.gseg.s1{ background:var(--t-good-bg) } .gseg.s1.hit{ background:var(--t-good) }
.gseg.s2{ background:var(--t-ok-bg) }   .gseg.s2.hit{ background:var(--t-ok) }
.gseg.s3{ background:var(--t-bad-bg) }  .gseg.s3.hit{ background:var(--t-bad) }
.gmark{
  position:absolute; top:50%; width:15px; height:15px; border-radius:50%;
  background:var(--card); border:3.5px solid var(--ink);
  transform:translate(-50%,-50%); transition:left .2s;
}
.glabels{ display:flex; font-size:11px; color:var(--muted); margin-top:5px;
  font-variant-numeric:tabular-nums }
.glabels span{ flex:1; text-align:right; transform:translateX(8px) }
.glabels span:last-child{ visibility:hidden }
.note{ font-size:12px; color:var(--muted); margin-top:12px; line-height:1.6 }

.actions{ display:flex; gap:10px; margin-top:16px }
.btn{
  flex:1; font-size:15px; font-weight:700; border-radius:12px; padding:13px 0; border:none;
  transition:opacity .15s;
}
.btn:active{ opacity:.8 }
.btn-primary{ background:var(--accent); color:var(--accent-ink) }
.btn-ghost{ background:var(--chip); color:var(--ink) }

/* ═══ 토스트 ═══════════════════════════════════════════════ */
#toast{
  position:fixed; left:50%; bottom:28px; transform:translateX(-50%);
  background:var(--ink); color:var(--bg); font-size:14px; font-weight:600;
  padding:11px 20px; border-radius:999px; opacity:0; pointer-events:none;
  transition:opacity .25s; z-index:9; white-space:nowrap;
}
#toast.show{ opacity:1 }

/* 온라인/오프라인 모드 탭 (build.mjs 전용 추가분 — 2026-07-04 사장님 "오프라인 탭 따로") */
.mode-tabs{display:flex;gap:8px;margin:0 16px 12px}
.mode-tabs a{flex:1;text-align:center;padding:11px 0;border-radius:12px;font-weight:800;font-size:14px;
  text-decoration:none;color:var(--muted);background:var(--card);border:1px solid var(--line)}
.mode-tabs a.on{color:var(--ink);border:2px solid var(--ink);padding:10px 0}
.off-row{display:flex;align-items:center;gap:10px;padding:11px 4px;border-bottom:1px solid var(--line);
  text-decoration:none;color:var(--ink)}
.off-row:last-child{border-bottom:0}
.off-row .nm2{font-size:14px;font-weight:700;flex:1;min-width:0}
.off-row .ev{font-size:12px;font-weight:800;color:var(--muted);border:1px solid var(--line);
  border-radius:8px;padding:2px 7px;white-space:nowrap}
.off-row .shop{font-size:11px;color:var(--muted);white-space:nowrap}
.off-h{font-size:15px;font-weight:800;margin:18px 16px 6px}