/* 재무 대시보드 — 디자인 시스템 (dataviz 검증 팔레트 기반, 라이트/다크) */
:root {
  color-scheme: light;
  --surface-1: #fcfcfb;      /* 카드/차트 표면 */
  --plane: #f9f9f7;          /* 페이지 배경 */
  --surface-2: #ffffff;      /* 상단 바 */
  --ink: #0b0b0b;
  --ink-2: #52514e;
  --muted: #898781;
  --grid: #e1e0d9;
  --axis: #c3c2b7;
  --border: rgba(11,11,11,0.10);
  --border-2: rgba(11,11,11,0.06);
  --s1: #2a78d6; --s2: #eb6834; --s3: #1baf7a; --s4: #eda100; /* 엔티티 idus/TBB/TEN/BPK */
  --pos: #0a7a26;            /* 이익(+) */
  --neg: #d03b3b;            /* 손실(−) */
  --pos-wash: rgba(10,122,38,0.12);
  --neg-wash: rgba(208,59,59,0.12);
  --s1-wash: rgba(42,120,214,0.14);
  --accent: #2a78d6;
  --shadow: 0 1px 2px rgba(11,11,11,.05), 0 1px 3px rgba(11,11,11,.04);
  --radius: 12px;
}
@media (prefers-color-scheme: dark) {
  :root:where(:not([data-theme="light"])) {
    color-scheme: dark;
    --surface-1: #1a1a19; --plane: #0d0d0d; --surface-2: #161615;
    --ink: #ffffff; --ink-2: #c3c2b7; --muted: #898781;
    --grid: #2c2c2a; --axis: #383835;
    --border: rgba(255,255,255,0.10); --border-2: rgba(255,255,255,0.06);
    --s1: #3987e5; --s2: #d95926; --s3: #199e70; --s4: #c98500;
    --pos: #2bbf4e; --neg: #e66767;
    --pos-wash: rgba(43,191,78,0.15); --neg-wash: rgba(230,103,103,0.15);
    --s1-wash: rgba(57,135,229,0.18);
    --accent: #3987e5;
    --shadow: 0 1px 2px rgba(0,0,0,.4);
  }
}
:root[data-theme="dark"] {
  color-scheme: dark;
  --surface-1: #1a1a19; --plane: #0d0d0d; --surface-2: #161615;
  --ink: #ffffff; --ink-2: #c3c2b7; --muted: #898781;
  --grid: #2c2c2a; --axis: #383835;
  --border: rgba(255,255,255,0.10); --border-2: rgba(255,255,255,0.06);
  --s1: #3987e5; --s2: #d95926; --s3: #199e70; --s4: #c98500;
  --pos: #2bbf4e; --neg: #e66767;
  --pos-wash: rgba(43,191,78,0.15); --neg-wash: rgba(230,103,103,0.15);
  --s1-wash: rgba(57,135,229,0.18);
  --accent: #3987e5;
  --shadow: 0 1px 2px rgba(0,0,0,.4);
}

* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
body {
  font-family: system-ui, -apple-system, "Segoe UI", "Malgun Gothic", sans-serif;
  background: var(--plane); color: var(--ink);
  font-size: 14px; line-height: 1.45; -webkit-font-smoothing: antialiased;
}
h1,h2,h3 { margin: 0; font-weight: 650; }
button { font-family: inherit; cursor: pointer; }
a { color: var(--accent); }

/* ---- 상단 바 ---- */
.topbar {
  position: sticky; top: 0; z-index: 30;
  display: flex; align-items: center; gap: 16px;
  padding: 10px 20px; background: var(--surface-2);
  border-bottom: 1px solid var(--border);
}
.topbar .brand { font-size: 15px; font-weight: 700; letter-spacing: -.2px; white-space: nowrap; }
.topbar .brand small { color: var(--muted); font-weight: 500; margin-left: 6px; }
.topbar .spacer { flex: 1; }
.sync-info { color: var(--muted); font-size: 12px; text-align: right; line-height: 1.3; }
.sync-info b { color: var(--ink-2); font-weight: 600; }
.btn {
  border: 1px solid var(--border); background: var(--surface-1); color: var(--ink);
  padding: 7px 13px; border-radius: 9px; font-size: 13px; font-weight: 600;
  display: inline-flex; align-items: center; gap: 6px; transition: .12s;
}
.btn:hover { border-color: var(--axis); }
.btn.primary { background: var(--accent); color: #fff; border-color: transparent; }
.btn.primary:hover { filter: brightness(1.05); }
.btn:disabled { opacity: .55; cursor: default; }
.btn .spin { width: 13px; height: 13px; border: 2px solid rgba(255,255,255,.4); border-top-color:#fff; border-radius:50%; animation: sp .7s linear infinite; }
@keyframes sp { to { transform: rotate(360deg); } }
.icon-btn { background: none; border: 1px solid var(--border); border-radius: 8px; padding: 6px 9px; color: var(--ink-2); font-size: 14px; }

/* ---- 탭 ---- */
.tabs { display: flex; gap: 2px; padding: 0 20px; background: var(--surface-2); border-bottom: 1px solid var(--border); overflow-x: auto; }
.tab { border: none; background: none; padding: 11px 15px; font-size: 13.5px; font-weight: 600; color: var(--muted); border-bottom: 2px solid transparent; white-space: nowrap; }
.tab:hover { color: var(--ink-2); }
.tab.active { color: var(--ink); border-bottom-color: var(--accent); }

/* ---- 필터 바 ---- */
.filterbar { display: flex; flex-wrap: wrap; align-items: center; gap: 10px 16px; padding: 12px 20px; }
.seg { display: inline-flex; background: var(--surface-1); border: 1px solid var(--border); border-radius: 9px; padding: 2px; }
.seg button { border: none; background: none; padding: 5px 12px; border-radius: 7px; font-size: 12.5px; font-weight: 600; color: var(--muted); }
.seg button.active { background: var(--accent); color: #fff; }
.field-label { font-size: 12px; color: var(--muted); font-weight: 600; margin-right: 2px; }
select.inp { border: 1px solid var(--border); background: var(--surface-1); color: var(--ink); border-radius: 8px; padding: 6px 10px; font-size: 13px; font-weight: 600; }

/* ---- 레이아웃 ---- */
.wrap { padding: 4px 20px 40px; }
.grid { display: grid; gap: 14px; }
.g-kpi { grid-template-columns: repeat(auto-fit, minmax(165px, 1fr)); }
.g-2 { grid-template-columns: repeat(2, 1fr); }
.g-3 { grid-template-columns: repeat(3, 1fr); }
@media (max-width: 860px) { .g-2, .g-3 { grid-template-columns: 1fr; } }
.view { display: none; }
.view.active { display: block; }

/* ---- 카드 ---- */
.card { background: var(--surface-1); border: 1px solid var(--border); border-radius: var(--radius); box-shadow: var(--shadow); padding: 16px; }
.card > h3 { font-size: 13.5px; color: var(--ink); margin-bottom: 2px; }
.card > .sub { font-size: 11.5px; color: var(--muted); margin-bottom: 10px; }
.card.pad0 { padding: 16px 8px 8px; }

/* ---- KPI 타일 ---- */
.kpi { background: var(--surface-1); border: 1px solid var(--border); border-radius: var(--radius); padding: 14px 16px; box-shadow: var(--shadow); }
.kpi .k-label { font-size: 12px; color: var(--muted); font-weight: 600; }
.kpi .k-val { font-size: 25px; font-weight: 700; letter-spacing: -.5px; margin-top: 5px; }
.kpi .k-unit { font-size: 13px; color: var(--muted); font-weight: 600; margin-left: 2px; }
.kpi .k-sub { font-size: 12px; margin-top: 5px; color: var(--ink-2); }
.pos { color: var(--pos); } .neg { color: var(--neg); }

/* ---- 표 ---- */
.tbl { width: 100%; border-collapse: collapse; font-size: 13px; }
.tbl th, .tbl td { padding: 7px 10px; text-align: right; border-bottom: 1px solid var(--border-2); }
.tbl th { color: var(--muted); font-weight: 600; font-size: 11.5px; text-align: right; position: sticky; top: 0; background: var(--surface-1); }
.tbl th:first-child, .tbl td:first-child { text-align: left; }
.tbl td.num, .tbl th.num { font-variant-numeric: tabular-nums; }
.tbl tr.total td { font-weight: 700; border-top: 1.5px solid var(--axis); border-bottom: none; }
.tbl tr.sub td:first-child { padding-left: 24px; color: var(--ink-2); font-weight: 500; }
.tbl tr.section td:first-child { color: var(--muted); font-size: 11px; text-transform: uppercase; letter-spacing: .04em; padding-top: 12px; }
.tbl-scroll { overflow-x: auto; }

/* ---- 차트 ---- */
.chart { width: 100%; }
.chart svg { display: block; width: 100%; overflow: visible; }
.legend { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 8px; padding: 0 8px; }
.legend .item { display: inline-flex; align-items: center; gap: 6px; font-size: 12px; color: var(--ink-2); font-weight: 600; }
.legend .swatch { width: 11px; height: 11px; border-radius: 3px; }
.legend .swatch.line { height: 3px; border-radius: 2px; width: 15px; }
.axis-label { fill: var(--muted); font-size: 11px; }
.grid-line { stroke: var(--grid); stroke-width: 1; }
.axis-line { stroke: var(--axis); stroke-width: 1; }

/* 차트 툴팁 */
.viz-tip {
  position: fixed; z-index: 60; pointer-events: none; opacity: 0; transition: opacity .08s;
  background: var(--surface-2); border: 1px solid var(--border); box-shadow: 0 4px 16px rgba(0,0,0,.18);
  border-radius: 9px; padding: 8px 10px; font-size: 12px; color: var(--ink); min-width: 120px;
}
.viz-tip .t-title { font-weight: 700; margin-bottom: 5px; font-size: 11.5px; color: var(--ink-2); }
.viz-tip .t-row { display: flex; align-items: center; gap: 7px; justify-content: space-between; margin: 2px 0; }
.viz-tip .t-row .l { display: inline-flex; align-items: center; gap: 6px; color: var(--ink-2); }
.viz-tip .t-row .v { font-variant-numeric: tabular-nums; font-weight: 700; }
.viz-tip .dot { width: 9px; height: 9px; border-radius: 3px; }

/* ---- 예측 컨트롤 ---- */
.drivers { display: grid; grid-template-columns: 1fr; gap: 14px; }
.driver { }
.driver .d-top { display: flex; justify-content: space-between; align-items: baseline; margin-bottom: 4px; }
.driver .d-name { font-size: 12.5px; font-weight: 600; color: var(--ink-2); }
.driver .d-val { font-size: 12.5px; font-weight: 700; font-variant-numeric: tabular-nums; color: var(--accent); }
.driver input[type=range] { width: 100%; accent-color: var(--accent); }
.driver .d-hint { font-size: 11px; color: var(--muted); margin-top: 2px; }

/* ---- 토스트 ---- */
.toast { position: fixed; bottom: 22px; left: 50%; transform: translateX(-50%) translateY(20px); z-index: 80;
  background: var(--ink); color: var(--plane); padding: 10px 16px; border-radius: 10px; font-size: 13px; font-weight: 600;
  opacity: 0; transition: .2s; box-shadow: 0 6px 24px rgba(0,0,0,.25); }
.toast.show { opacity: 1; transform: translateX(-50%) translateY(0); }
.toast.err { background: var(--neg); color: #fff; }

/* ---- 로그인 ---- */
.login-wrap { min-height: 100vh; display: grid; place-items: center; padding: 20px; }
.login-card { background: var(--surface-1); border: 1px solid var(--border); border-radius: 16px; box-shadow: var(--shadow); padding: 30px 28px; width: 100%; max-width: 340px; }
.login-card h1 { font-size: 18px; margin-bottom: 4px; }
.login-card p { color: var(--muted); font-size: 13px; margin: 0 0 18px; }
.login-card input { width: 100%; padding: 11px 13px; border: 1px solid var(--border); border-radius: 10px; background: var(--plane); color: var(--ink); font-size: 14px; margin-bottom: 12px; }
.login-card .btn { width: 100%; justify-content: center; padding: 11px; }
.login-card .err { color: var(--neg); font-size: 12.5px; margin-bottom: 12px; font-weight: 600; }

.muted { color: var(--muted); }
.nowrap { white-space: nowrap; }
.empty { color: var(--muted); font-size: 13px; padding: 30px; text-align: center; }