:root{
  --bg:#F4F5F7; --card:#FFFFFF; --ink:#1A1C1F; --muted:#6B7280; --faint:#9AA3AD;
  --line:#E5E7EB; --line-strong:#CED5D9; --accent:#4338CA; --ui:#111827;
  --t1:#111827; --t2:#0E7490; --t3:#8A6D1F;
  --shadow:0 1px 0 rgba(20,24,27,.03), 0 12px 30px -20px rgba(20,24,27,.30);
}
*{box-sizing:border-box}
body{margin:0;background:var(--bg);color:var(--ink);
  font-family:"Pretendard",-apple-system,BlinkMacSystemFont,system-ui,sans-serif;
  -webkit-font-smoothing:antialiased;line-height:1.5;font-variant-numeric:tabular-nums;}
.app{display:grid;grid-template-columns:214px 1fr;min-height:100vh}

/* ── 사이드바 ── */
.side{background:var(--card);border-right:1px solid var(--line);padding:18px 13px;display:flex;flex-direction:column;gap:4px;transition:background .25s}
.app-brand{font-size:15px;font-weight:800;letter-spacing:-.02em;line-height:1.25;padding:2px 5px 13px;border-bottom:1px solid var(--line);margin-bottom:6px}
.navgrp{font-size:10px;font-weight:800;letter-spacing:.09em;color:var(--faint);margin:11px 5px 3px;text-transform:uppercase}
.navitem{font-size:13.5px;padding:8px 11px;border-radius:8px;color:var(--muted);cursor:pointer;font-weight:600}
.navitem:hover{background:var(--bg)}
.navitem.on{background:var(--ui);color:#fff}
.metacap{font-size:10.5px;color:var(--faint);padding:2px 5px;line-height:1.35}

/* 채널 토글(슬라이딩 세그먼트) */
.chtoggle{display:grid;grid-template-columns:1fr 1fr;gap:0;background:rgba(20,24,27,.06);border-radius:12px;padding:5px;margin:1px 3px}
.chtoggle button{border:0;background:transparent;font:inherit;font-size:13px;font-weight:700;color:var(--muted);padding:7px 0;border-radius:9px;cursor:pointer}
.chtoggle button.on{color:#fff}
.chtoggle.dim{opacity:.4}
.chtoggle[data-ch="공식몰"] button.on{background:#B0833A;box-shadow:0 1px 2px rgba(20,24,27,.14),0 3px 8px -3px #B0833A}
.chtoggle[data-ch="네이버"] button.on{background:#06BE59;box-shadow:0 1px 2px rgba(20,24,27,.14),0 3px 8px -3px #06BE59}

/* ── 본문 ── */
.main{padding:24px 30px 64px;min-width:0}
h1{font-size:22px;font-weight:800;letter-spacing:-.02em;margin:0 0 3px}
.sub{color:var(--muted);font-size:12.5px;margin:0 0 16px}

/* 2-rail */
.railwrap{display:grid;grid-template-columns:220px 1fr;gap:26px;align-items:start}
.rail{position:sticky;top:.6rem;border-right:1px solid var(--line);padding-right:19px;max-height:calc(100vh - 1rem);overflow-y:auto}
.fsec{margin-bottom:16px;padding-bottom:14px;border-bottom:1px solid var(--line)}
.fsec:last-child{border-bottom:0}
.flabel{display:flex;align-items:center;gap:7px;font-size:11px;font-weight:800;letter-spacing:.04em;color:var(--ink);margin-bottom:9px;text-transform:uppercase}
.tdot{width:7px;height:7px;border-radius:50%;display:inline-block}
.tdot.t1{background:var(--t1)} .tdot.t2{background:var(--t2)} .tdot.t3{background:var(--t3)}
.presets{display:flex;flex-wrap:wrap;gap:4px}
.pbtn{border:1px solid var(--line-strong);background:var(--card);font:inherit;font-size:11.5px;font-weight:600;color:var(--muted);padding:4px 8px;text-align:center;cursor:pointer;border-radius:0;white-space:nowrap}
.pbtn.on{background:var(--ui);color:#fff;border-color:var(--ui)}
.daterow{display:flex;flex-direction:column;gap:7px;margin-top:8px}
.daterow label{display:flex;flex-direction:column;gap:3px;font-size:10px;font-weight:700;letter-spacing:.03em;color:var(--muted)}
.daterow input{font:inherit;font-size:12px;padding:6px 6px;border:1px solid var(--line-strong);border-radius:0;width:100%;color:var(--ink);background:var(--card)}
.navbtns{display:grid;grid-template-columns:1fr 1fr;gap:5px;margin-top:7px}
.navbtns button{border:1px solid var(--line-strong);background:var(--card);font:inherit;font-size:11.5px;font-weight:600;color:var(--muted);padding:6px 0;cursor:pointer;border-radius:0}
.navbtns button:disabled{opacity:.4;cursor:not-allowed}
.railseg{display:flex;flex-wrap:wrap;gap:4px}
.railseg .sbtn{border:1px solid var(--line-strong);background:var(--card);font:inherit;font-size:11.5px;font-weight:600;color:var(--muted);padding:5px 10px;cursor:pointer;border-radius:0}
.railseg .sbtn.on{background:var(--ui);color:#fff;border-color:var(--ui)}
.rail select{font:inherit;font-size:12px;padding:6px 7px;border:1px solid var(--line-strong);border-radius:0;width:100%;background:var(--card);color:var(--ink);margin-top:6px}

/* 상단 바(제품별/마켓별 상단 컨트롤) */
.bar{display:flex;flex-wrap:wrap;gap:16px;align-items:flex-end;margin-bottom:16px}
.fgrp{display:flex;flex-direction:column;gap:5px}
.fgrp .l{font-size:10px;font-weight:800;letter-spacing:.05em;color:var(--faint);text-transform:uppercase}
.seg{display:inline-flex;border:1px solid var(--line-strong);overflow:hidden;background:var(--card)}
.seg button{border:0;background:transparent;font:inherit;font-size:12.5px;font-weight:600;color:var(--muted);padding:7px 12px;cursor:pointer;border-right:1px solid var(--line)}
.seg button:last-child{border-right:0}
.seg button.on{background:var(--ui);color:#fff}
select,input[type=date]{font:inherit}

/* 타일 */
.tiles{display:grid;grid-template-columns:repeat(var(--tc,4),1fr);gap:12px;margin:2px 0 16px}
.tile{background:var(--card);border:1px solid var(--line);border-radius:12px;padding:13px 15px;box-shadow:var(--shadow);min-height:100px;display:flex;flex-direction:column;justify-content:center}
.tile.hl{background:#EEF2FF;border-color:#C7D2FE}
.tile .k{font-size:12px;font-weight:600;color:var(--muted);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.tile .v{font-size:21px;font-weight:800;letter-spacing:-.4px;margin-top:5px;color:var(--ink)}
.tile .v.sm{font-size:17px}
.trow{display:flex;align-items:center;gap:8px;margin-top:5px;flex-wrap:wrap}
.tdelta{display:inline-flex;align-items:center;gap:3px;font-size:12px;font-weight:700;padding:2px 7px;border-radius:20px}
.tdelta.up{background:#DCFCE7;color:#16A34A} .tdelta.down{background:#FEE2E2;color:#DC2626} .tdelta.flat{background:#EEF0F3;color:#64748B}
.tsub{font-size:11.5px;font-weight:600;color:var(--muted)}
.tspark{margin-top:2px}

/* 카드/섹션 */
.card{background:var(--card);border:1px solid var(--line);border-radius:12px;box-shadow:var(--shadow);padding:15px 16px 9px;margin-bottom:16px;overflow:hidden}
.card h2{font-size:14px;font-weight:700;margin:0 0 3px}
.card .cap{font-size:11.5px;color:var(--muted);margin:0 0 8px;line-height:1.4}
.section-title{font-size:15px;font-weight:800;letter-spacing:-.01em;margin:22px 0 10px;padding-bottom:6px;border-bottom:1px solid var(--line)}
.grid2{display:grid;grid-template-columns:2fr 1fr;gap:16px;align-items:start}
.grid2.even{grid-template-columns:1fr 1fr}
.grid2.wide{grid-template-columns:1fr 2fr}

/* 표 */
table{border-collapse:collapse;width:100%;font-size:12.5px}
th,td{text-align:right;padding:7px 10px;border-bottom:1px solid var(--line);white-space:nowrap}
th:first-child,td:first-child{text-align:left}
thead th{font-size:11px;letter-spacing:.03em;color:var(--muted);font-weight:700}
tbody tr:hover{background:#EEF0FF}
td.pos{color:#16A34A;font-weight:700} td.neg{color:#DC2626;font-weight:700}
th.tl,td.tl{text-align:left}
table.compact{width:auto} table.compact th,table.compact td{padding:7px 16px 7px 0}
table.compact th:first-child,table.compact td:first-child{padding-right:24px}
.tblwrap{overflow-x:auto}

.loading{padding:44px;text-align:center;color:var(--muted);font-size:14px}
.spin{display:inline-block;width:16px;height:16px;border:2px solid var(--line-strong);border-top-color:var(--accent);border-radius:50%;animation:sp .8s linear infinite;vertical-align:-3px;margin-right:8px}
@keyframes sp{to{transform:rotate(360deg)}}
.notice{background:#FFF7ED;border:1px solid #FED7AA;color:#9A3412;padding:14px 16px;border-radius:12px;font-size:13px;line-height:1.6}
@media (max-width:900px){.app{grid-template-columns:1fr}.side{display:none}.railwrap{grid-template-columns:1fr}.rail{position:static;border-right:0;border-bottom:1px solid var(--line);padding:0 0 12px}.tiles{--tc:2 !important}.grid2,.grid2.even,.grid2.wide{grid-template-columns:1fr}}