/* yaya-platform-management — admin theme.
   Deliberately LIGHT, DATA-DENSE, neutral-slate with a single teal accent.
   This is NOT the consumer studio (which is dark/playful). */
:root {
  --bg: #f4f6f9;
  --panel: #ffffff;
  --panel-2: #fbfcfe;
  --ink: #1d2733;
  --ink-2: #5b6b7b;
  --mute: #8c9aab;
  --line: #e2e8f0;
  --line-2: #eef2f6;
  --accent: #0f8b8d;     /* teal — admin signature */
  --accent-2: #0a6e70;
  --good: #1f9d55;
  --warn: #c77700;
  --bad: #d23b3b;
  --info: #3a6ea5;
  --radius: 8px;
  --shadow: 0 1px 2px rgba(20,40,60,.06), 0 1px 8px rgba(20,40,60,.04);
  --mono: "SF Mono", ui-monospace, "Cascadia Code", Menlo, Consolas, monospace;
  --sans: -apple-system, "PingFang TC", "PingFang SC", "Microsoft JhengHei", "Segoe UI", Roboto, sans-serif;
}
* { box-sizing: border-box; }
html, body { margin: 0; height: 100%; }
body { font-family: var(--sans); background: var(--bg); color: var(--ink); font-size: 13px; -webkit-font-smoothing: antialiased; }

.app { display: grid; grid-template-columns: 232px 1fr; min-height: 100vh; }

/* ---- sidebar ---- */
.sidebar { background: #11202e; color: #c6d2de; display: flex; flex-direction: column; position: sticky; top: 0; height: 100vh; }
.brand { padding: 18px 18px 14px; border-bottom: 1px solid rgba(255,255,255,.07); }
.brand-mark { font-weight: 800; letter-spacing: 1px; font-size: 20px; color: #fff; }
.brand-mark span { color: var(--accent); font-weight: 600; margin-left: 4px; font-size: 13px; vertical-align: super; }
.plane-badge { margin-top: 8px; font-size: 10.5px; color: #7e93a6; background: rgba(15,139,141,.14); border: 1px solid rgba(15,139,141,.3); color: #5fd0cf; padding: 3px 8px; border-radius: 5px; display: inline-block; }
.nav { padding: 10px 8px; flex: 1; overflow-y: auto; }
.nav-item { display: flex; align-items: center; gap: 10px; padding: 9px 12px; border-radius: 6px; color: #aab8c6; text-decoration: none; font-size: 13px; margin-bottom: 2px; }
.nav-item:hover { background: rgba(255,255,255,.05); color: #fff; }
.nav-item.active { background: var(--accent); color: #fff; box-shadow: var(--shadow); }
.nav-ico { width: 16px; text-align: center; opacity: .9; }
.side-foot { padding: 12px 16px; border-top: 1px solid rgba(255,255,255,.07); font-size: 11px; color: #7e93a6; }
.conn { display: flex; align-items: center; gap: 6px; margin-bottom: 6px; }
.conn-dot { width: 8px; height: 8px; border-radius: 50%; }
.conn-dot.on { background: var(--good); box-shadow: 0 0 0 3px rgba(31,157,85,.18); }
.conn-dot.off { background: var(--warn); box-shadow: 0 0 0 3px rgba(199,119,0,.18); }
.ver { font-family: var(--mono); opacity: .7; }

/* ---- topbar ---- */
.content { display: flex; flex-direction: column; min-width: 0; }
.topbar { display: flex; align-items: center; justify-content: space-between; gap: 16px; padding: 16px 24px; background: var(--panel); border-bottom: 1px solid var(--line); position: sticky; top: 0; z-index: 10; }
.title-block h1 { margin: 0; font-size: 17px; font-weight: 700; }
.sub { margin: 2px 0 0; color: var(--ink-2); font-size: 12px; }
.topbar-ctrl { display: flex; align-items: center; gap: 10px; }
.api-box { display: flex; align-items: center; gap: 4px; }
.api-input { width: 190px; padding: 6px 9px; border: 1px solid var(--line); border-radius: 6px; font-family: var(--mono); font-size: 11.5px; background: var(--panel-2); color: var(--ink); }
.lang-sel { padding: 6px 8px; border: 1px solid var(--line); border-radius: 6px; background: var(--panel-2); color: var(--ink); font-size: 12px; }

/* ---- view ---- */
.view { padding: 22px 24px; display: flex; flex-direction: column; gap: 18px; }
.card { background: var(--panel); border: 1px solid var(--line); border-radius: var(--radius); box-shadow: var(--shadow); padding: 16px 18px; }
.card-h { margin: 0 0 12px; font-size: 13.5px; font-weight: 700; color: var(--ink); display: flex; align-items: center; }
.card-h::before { content: ""; width: 3px; height: 14px; background: var(--accent); border-radius: 2px; margin-right: 8px; }
.sub-h { font-size: 12px; color: var(--ink-2); margin: 16px 0 8px; }
.hint { color: var(--ink-2); font-size: 12px; margin: -4px 0 12px; }

/* ---- KPI ---- */
.kpi-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(150px, 1fr)); gap: 12px; }
.kpi { background: var(--panel); border: 1px solid var(--line); border-radius: var(--radius); padding: 14px 16px; box-shadow: var(--shadow); }
.kpi-v { font-size: 22px; font-weight: 800; color: var(--ink); font-variant-numeric: tabular-nums; }
.kpi-l { font-size: 11.5px; color: var(--ink-2); margin-top: 4px; }
.kpi-s { font-size: 10.5px; color: var(--mute); margin-top: 2px; }
.quick { display: flex; flex-wrap: wrap; gap: 8px; }

/* ---- tables ---- */
.tbl { width: 100%; border-collapse: collapse; font-size: 12.5px; }
.tbl th { text-align: left; font-weight: 600; color: var(--ink-2); padding: 8px 10px; border-bottom: 2px solid var(--line); background: var(--panel-2); position: sticky; top: 0; font-size: 11.5px; text-transform: uppercase; letter-spacing: .3px; }
.tbl td { padding: 8px 10px; border-bottom: 1px solid var(--line-2); vertical-align: middle; }
.tbl tbody tr:hover { background: var(--panel-2); }
.tbl .num { text-align: right; font-variant-numeric: tabular-nums; font-family: var(--mono); font-size: 12px; }
th.num { text-align: right; }
.mono { font-family: var(--mono); font-size: 11.5px; color: var(--ink-2); }
.pos { color: var(--good); }
.neg { color: var(--bad); }

/* ---- tree ---- */
.tree-indent { display: inline-flex; align-items: center; gap: 8px; padding-left: calc(var(--d) * 22px); }
.tree-kind { font-size: 10px; padding: 2px 7px; border-radius: 4px; font-weight: 700; text-transform: uppercase; letter-spacing: .4px; }
.k-platform { background: #11202e; color: #fff; }
.k-distributor { background: #e6f4f4; color: var(--accent-2); border: 1px solid #bfe3e3; }
.k-reseller { background: #eef2fb; color: var(--info); border: 1px solid #d4ddf0; }
.k-customer { background: #f3f5f7; color: var(--ink-2); border: 1px solid var(--line); }
.tree-name { font-weight: 600; }
.tree-row td:first-child { position: relative; }
.row-acts { display: flex; flex-wrap: wrap; gap: 5px; }

/* ---- pills ---- */
.pill { display: inline-block; font-size: 10.5px; padding: 2px 8px; border-radius: 11px; font-weight: 600; line-height: 1.5; }
.pill-ok { background: #e3f6ea; color: var(--good); }
.pill-warn { background: #fbf0dc; color: var(--warn); }
.pill-bad { background: #fbe3e3; color: var(--bad); }
.pill-info { background: #e9eff8; color: var(--info); }
.pill-mute { background: #eef1f4; color: var(--mute); }

/* ---- buttons ---- */
.btn { font-family: inherit; font-size: 12.5px; padding: 7px 13px; border: 1px solid var(--line); background: var(--panel); color: var(--ink); border-radius: 6px; cursor: pointer; transition: .12s; }
.btn:hover { border-color: var(--accent); color: var(--accent); }
.btn.primary { background: var(--accent); border-color: var(--accent); color: #fff; }
.btn.primary:hover { background: var(--accent-2); color: #fff; }
.btn.ghost { background: transparent; }
.btn.xs { font-size: 11px; padding: 4px 9px; }

/* ---- segmented ---- */
.seg { display: inline-flex; gap: 0; border: 1px solid var(--line); border-radius: 7px; overflow: hidden; margin-bottom: 12px; }
.seg-b { border: none; background: var(--panel); padding: 6px 14px; font-size: 12px; cursor: pointer; color: var(--ink-2); border-right: 1px solid var(--line); }
.seg-b:last-child { border-right: none; }
.seg-b.on { background: var(--accent); color: #fff; }

/* ---- charts ---- */
.chart-wrap { overflow-x: auto; }
.chart { width: 100%; max-width: 560px; height: auto; }
.chart .bar-label { font-size: 11px; fill: var(--ink-2); font-family: var(--sans); }
.chart .bar-val { font-size: 11px; fill: var(--ink); font-family: var(--mono); font-weight: 600; }

/* ---- forms ---- */
.form-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(180px, 1fr)); gap: 12px; }
.field { display: flex; flex-direction: column; gap: 5px; font-size: 12px; color: var(--ink-2); }
.field input, .field select, .sel { padding: 7px 9px; border: 1px solid var(--line); border-radius: 6px; font-size: 12.5px; background: var(--panel-2); color: var(--ink); font-family: inherit; }
.field input:disabled { color: var(--mute); background: #f1f4f7; }
.alloc-form > .form-grid { margin-bottom: 14px; }
.sel { width: 100%; }

/* ledger */
.ledger { display: flex; flex-direction: column; gap: 6px; }
.ledger-row { display: flex; align-items: center; gap: 10px; padding: 7px 10px; background: var(--panel-2); border: 1px solid var(--line-2); border-radius: 6px; font-size: 12px; }
.ledger-row .mute { color: var(--mute); font-family: var(--mono); font-size: 11px; margin-left: auto; }

/* ---- modal ---- */
.modal-back { position: fixed; inset: 0; background: rgba(20,35,50,.42); display: flex; align-items: center; justify-content: center; z-index: 100; padding: 20px; }
.modal { background: var(--panel); border-radius: 10px; width: 480px; max-width: 100%; box-shadow: 0 12px 40px rgba(15,30,45,.28); overflow: hidden; }
.modal-h { display: flex; align-items: center; justify-content: space-between; padding: 14px 18px; border-bottom: 1px solid var(--line); }
.modal-h h3 { margin: 0; font-size: 14px; }
.modal-h .x { border: none; background: none; cursor: pointer; font-size: 14px; color: var(--mute); }
.modal > .form-grid { padding: 18px; }
.modal-f { display: flex; justify-content: flex-end; gap: 8px; padding: 14px 18px; border-top: 1px solid var(--line); background: var(--panel-2); }

/* ---- states ---- */
.loading { padding: 30px; text-align: center; color: var(--mute); font-size: 18px; }
.err { padding: 14px 16px; background: #fbe3e3; color: var(--bad); border: 1px solid #f0c0c0; border-radius: 6px; font-size: 12.5px; }

@media (max-width: 820px) {
  .app { grid-template-columns: 1fr; }
  .sidebar { position: static; height: auto; flex-direction: row; flex-wrap: wrap; }
  .nav { display: flex; flex-wrap: wrap; }
}