/* ============================================================================
   KeepOne dark design system
   ----------------------------------------------------------------------------
   Extracted from the OKX engine UI (pa_agent/web/static/app.css) so every page
   can share one visual language. Static pages link it as:

       <link rel="stylesheet" href="/assets/brand/keepone-dark.css">

   Tokens live in :root; components are plain classes (.card, .kv, .big, .pill,
   .btn, table, .overlay/.sheet, .toast). Nothing here depends on JS.
   ========================================================================== */

:root {
  color-scheme: dark;

  /* surfaces */
  --bg: #0b0d0e;
  --panel: #111416;
  --panel-2: #15191b;
  --panel-3: #171b1d;
  --line: #272d30;
  --line-soft: #202629;

  /* text */
  --text: #edf1f2;
  --muted: #899397;
  --faint: #6c777b;

  /* accents */
  --green: #1fc48d;      /* gain / primary action */
  --red: #f05b67;        /* loss / destructive */
  --amber: #e7ad45;      /* warning, demo badge */
  --blue: #4b94f5;
  --teal: #0f9d8f;       /* KeepOne brand mark */

  /* chrome that is not a flat surface (kept as tokens so light mode can flip) */
  --topbar: #0e1112;
  --input-line: #30373a;
  --ring-track: #20282a;
  --toast-line: #40484b;
  --btn-ink: #04110c;

  /* geometry (the engine UI is deliberately compact) */
  --r-sm: 4px;
  --r-md: 6px;
  --r-lg: 10px;
  --gap: 12px;
  --pad: 18px;
  --maxw: 1180px;
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  padding: 0;
  background: var(--bg);
  color: var(--text);
  font: 14px/1.45 Inter, -apple-system, "Segoe UI", "PingFang SC", "Microsoft YaHei", Arial, sans-serif;
  -webkit-font-smoothing: antialiased;
}

a { color: var(--green); text-decoration: none; }
a:hover { text-decoration: underline; }
h1, h2, h3, h4 { margin: 0; font-weight: 600; }

/* ---------- top bar ------------------------------------------------------- */
.topbar {
  min-height: 64px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  flex-wrap: wrap;
  padding: 12px 22px;
  background: var(--topbar);
  border-bottom: 1px solid var(--line);
}

.brand { display: flex; align-items: center; gap: 11px; }
.brand-mark {
  width: 34px; height: 34px;
  display: grid; place-items: center;
  border-radius: var(--r-sm);
  background: var(--teal);
  color: #04110f;
  font-weight: 900;
}
.brand strong { display: block; font-size: 15px; letter-spacing: .2px; }
.brand small { display: block; font-size: 11px; color: var(--muted); margin-top: 2px; }

.nav { display: flex; align-items: center; gap: 8px; flex-wrap: wrap; }
.nav a {
  color: var(--muted);
  font-size: 12px;
  padding: 6px 10px;
  border: 1px solid transparent;
  border-radius: var(--r-sm);
}
.nav a:hover { color: var(--text); border-color: var(--line); text-decoration: none; }
.nav a.on { color: var(--text); border-color: var(--line); background: var(--panel-2); }

/* ---------- layout ------------------------------------------------------- */
.wrap { max-width: var(--maxw); margin: 0 auto; padding: 20px 22px 70px; }
.grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); gap: var(--gap); }

/* ---------- card --------------------------------------------------------- */
.card {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: var(--r-md);
  padding: var(--pad);
  min-width: 0;
}
.card h2 {
  display: flex; align-items: center; justify-content: space-between; gap: 8px;
  font-size: 11px; font-weight: 700; letter-spacing: .8px; text-transform: uppercase;
  color: var(--muted);
  margin: 0 0 14px;
}

.pill {
  font-size: 10px; font-weight: 600; letter-spacing: 0; text-transform: none;
  padding: 2px 8px; border-radius: 999px;
  background: rgba(31, 196, 141, .12);
  color: var(--green);
  border: 1px solid rgba(31, 196, 141, .25);
}
.pill.warn { background: rgba(231, 173, 69, .12); color: var(--amber); border-color: rgba(231, 173, 69, .3); }
.pill.bad { background: rgba(240, 91, 103, .12); color: var(--red); border-color: rgba(240, 91, 103, .3); }

/* ---------- numbers ------------------------------------------------------ */
.big {
  font-size: 32px; font-weight: 650; letter-spacing: -.6px;
  line-height: 1.1; color: var(--text);
  font-variant-numeric: tabular-nums;
}
.big small { font-size: 12px; font-weight: 500; color: var(--muted); margin-left: 6px; letter-spacing: 0; }

.sub { font-size: 12px; color: var(--muted); margin-top: 6px; }
.muted { color: var(--muted); font-size: 13px; line-height: 1.7; }
.empty { padding: 20px 0; color: var(--muted); font-size: 13px; }

/* ---------- key/value rows ---------------------------------------------- */
.kv {
  display: flex; justify-content: space-between; align-items: baseline; gap: 12px;
  padding: 9px 0; border-bottom: 1px solid var(--line-soft);
  font-size: 13px;
}
.kv:last-child { border-bottom: 0; }
.kv .k { color: var(--muted); }
.kv .v { font-weight: 600; font-variant-numeric: tabular-nums; }
.v.good, .good { color: var(--green) !important; }
.v.bad, .bad { color: var(--red) !important; }
.v.warn { color: var(--amber) !important; }

/* ---------- buttons ------------------------------------------------------ */
.btn {
  appearance: none; border: 0; cursor: pointer;
  display: inline-block;
  padding: 9px 16px;
  border-radius: var(--r-sm);
  background: var(--green);
  color: var(--btn-ink);
  font: inherit; font-size: 13px; font-weight: 700;
  text-decoration: none;
}
.btn:hover { filter: brightness(1.06); text-decoration: none; }
.btn:disabled { opacity: .5; cursor: wait; }
.btn.ghost { background: transparent; color: var(--text); border: 1px solid var(--line); }
.btn.ghost:hover { border-color: #3a4245; background: var(--panel-2); }
.btn.small { padding: 6px 10px; font-size: 12px; }
.btn.danger { background: transparent; color: var(--red); border: 1px solid rgba(240, 91, 103, .35); }

/* ---------- tables ------------------------------------------------------- */
table { width: 100%; border-collapse: collapse; font-variant-numeric: tabular-nums; }
th, td { text-align: left; padding: 8px 10px; border-bottom: 1px solid var(--line-soft); font-size: 12px; }
th { color: var(--faint); font-size: 10px; font-weight: 500; text-transform: uppercase; letter-spacing: .5px; }
tr:last-child td { border-bottom: 0; }

/* ---------- overlays ----------------------------------------------------- */
.overlay {
  position: fixed; inset: 0; z-index: 50;
  display: none; align-items: center; justify-content: center;
  padding: 20px;
  background: rgba(4, 8, 9, .72);
  backdrop-filter: blur(2px);
}
.overlay.open { display: flex; }
.sheet {
  position: relative;
  width: 100%; max-width: 440px;
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: var(--r-lg);
  padding: 22px;
}
.sheet h3 { font-size: 16px; margin: 0 0 6px; }
.sheet p.sub { margin: 0 0 16px; }
label.field { display: block; font-size: 11px; color: var(--muted); margin: 12px 0 6px; }
input, select, textarea {
  width: 100%; padding: 9px 11px;
  background: var(--panel-3);
  color: var(--text);
  border: 1px solid var(--input-line);
  border-radius: var(--r-sm);
  font: inherit;
}
input:focus, select:focus, textarea:focus { outline: 0; border-color: var(--green); }
.close {
  position: absolute; right: 12px; top: 10px;
  border: 0; background: none; color: var(--muted);
  font-size: 20px; cursor: pointer;
}

/* ---------- feedback ----------------------------------------------------- */
.toast {
  position: fixed; left: 50%; bottom: 24px; transform: translateX(-50%);
  background: var(--panel-2);
  border: 1px solid var(--toast-line);
  color: var(--text);
  padding: 10px 14px; border-radius: var(--r-sm);
  font-size: 13px;
  opacity: 0; pointer-events: none; transition: opacity .2s;
  z-index: 60;
}
.toast.show { opacity: 1; }

/* ---------- score ring --------------------------------------------------- */
.score { display: flex; align-items: center; gap: 14px; }
.ring {
  width: 64px; height: 64px; border-radius: 50%;
  display: grid; place-items: center;
  background: conic-gradient(var(--green) var(--p, 0%), var(--ring-track) 0);
  font-size: 18px; font-weight: 700;
}
.ring i {
  width: 52px; height: 52px; border-radius: 50%;
  background: var(--panel);
  display: grid; place-items: center; font-style: normal;
  font-variant-numeric: tabular-nums;
}

ul.findings { margin: 10px 0 0; padding-left: 18px; font-size: 13px; line-height: 1.7; color: var(--muted); }

/* ---------- responsive --------------------------------------------------- */
@media (max-width: 720px) {
  .wrap { padding: 14px 14px 80px; }
  .grid { grid-template-columns: 1fr; }
  .topbar { padding: 10px 14px; }
  .big { font-size: 28px; }
  .overlay { align-items: flex-end; padding: 0; }
  .sheet { max-width: none; border-radius: var(--r-lg) var(--r-lg) 0 0; }
}

/* ============================================================================
   Light theme — same geometry, typography and spacing, only the palette flips.
   Applied by /assets/brand/theme.js as <html data-theme="light">.
   ========================================================================== */
html[data-theme="light"] {
  color-scheme: light;

  --bg: #f4f7f7;
  --panel: #ffffff;
  --panel-2: #f1f5f4;
  --panel-3: #eef2f1;
  --line: #d9e3e1;
  --line-soft: #e6edec;

  --text: #12262a;
  --muted: #5c6f72;
  --faint: #7d8d90;

  --green: #128a68;
  --red: #c23b48;
  --amber: #a07414;
  --blue: #2f6fd0;
  --teal: #0f7c71;

  --topbar: #ffffff;
  --input-line: #cfdad8;
  --ring-track: #e3ecea;
  --toast-line: #cfdad8;
  --btn-ink: #ffffff;
}

/* light-mode contrast fixes for translucent chips */
html[data-theme="light"] .pill {
  background: rgba(18, 138, 104, .1);
  border-color: rgba(18, 138, 104, .28);
}
html[data-theme="light"] .pill.warn { background: rgba(160, 116, 20, .12); border-color: rgba(160, 116, 20, .3); }
html[data-theme="light"] .pill.bad { background: rgba(194, 59, 72, .1); border-color: rgba(194, 59, 72, .28); }
html[data-theme="light"] .toast { background: #102a2a; color: #f2f7f6; border-color: #102a2a; }
html[data-theme="light"] .nav a.on { background: var(--panel-2); }
html[data-theme="light"] input:focus,
html[data-theme="light"] select:focus,
html[data-theme="light"] textarea:focus { border-color: var(--green); }

/* theme switch button (injected by theme.js) */
.theme-toggle {
  display: inline-flex; align-items: center; gap: 6px;
  border: 1px solid var(--line); background: transparent; color: var(--muted);
  border-radius: 999px; padding: 5px 11px; cursor: pointer;
  font: inherit; font-size: 11px; line-height: 1;
}
.theme-toggle:hover { color: var(--text); border-color: var(--faint); }
.theme-toggle .dot {
  width: 10px; height: 10px; border-radius: 50%; background: var(--text);
}