/* coinflash WebApp styles.

   All colors driven by Telegram-injected CSS variables so the SPA
   matches whatever theme the user has set in Telegram (light / dark /
   custom). The fallbacks let the page render reasonably in a regular
   browser tab too. */

:root {
  --bg: var(--tg-theme-bg-color, #0e0e10);
  --bg-secondary: var(--tg-theme-secondary-bg-color, #18181b);
  --text: var(--tg-theme-text-color, #f4f4f5);
  --hint: var(--tg-theme-hint-color, #a1a1aa);
  --accent: var(--tg-theme-button-color, #3b82f6);
  --accent-text: var(--tg-theme-button-text-color, #ffffff);
  --link: var(--tg-theme-link-color, #60a5fa);
  --destructive: var(--tg-theme-destructive-text-color, #ef4444);
  --header-bg: var(--tg-theme-header-bg-color, var(--bg-secondary));

  --ok: #22c55e;
  --warn: #f59e0b;
  --fail: #ef4444;

  --radius: 10px;
  --tab-h: 64px;
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  padding: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Inter", "Segoe UI", Roboto, sans-serif;
  font-size: 15px;
  background: var(--bg);
  color: var(--text);
  -webkit-font-smoothing: antialiased;
  overscroll-behavior: contain;
}

body {
  min-height: 100vh;
  padding-bottom: var(--tab-h);
}

main {
  padding: 16px 14px 20px;
  max-width: 720px;
  margin: 0 auto;
}

h1 { font-size: 18px; margin: 0 0 12px; font-weight: 600; }
h2 { font-size: 15px; margin: 18px 0 8px; font-weight: 600; color: var(--hint); text-transform: uppercase; letter-spacing: 0.04em; }

a { color: var(--link); }

button {
  font: inherit;
  cursor: pointer;
}

/* ------- Cards ------- */

.card {
  background: var(--bg-secondary);
  border-radius: var(--radius);
  padding: 14px 14px;
  margin-bottom: 12px;
  border: 1px solid rgba(255, 255, 255, 0.05);
}

.card .row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 4px 0;
  font-variant-numeric: tabular-nums;
}

.card .row .label { color: var(--hint); }
.card .row .value { font-weight: 500; }

.card .row.dim .value { color: var(--hint); }

/* ------- Status pills ------- */

.pill {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 2px 8px 2px 6px;
  border-radius: 999px;
  font-size: 12px;
  font-weight: 500;
}
.pill.ok    { background: rgba(34,197,94,0.18);  color: var(--ok); }
.pill.warn  { background: rgba(245,158,11,0.18); color: var(--warn); }
.pill.fail  { background: rgba(239,68,68,0.18);  color: var(--fail); }

.pill svg { width: 12px; height: 12px; }

/* ------- Buttons ------- */

.btn {
  background: var(--accent);
  color: var(--accent-text);
  border: 0;
  border-radius: 8px;
  padding: 10px 16px;
  font-weight: 600;
  width: 100%;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
}
.btn:active { opacity: 0.7; }
.btn.secondary {
  background: transparent;
  color: var(--text);
  border: 1px solid rgba(255,255,255,0.15);
}
.btn.danger { background: var(--destructive); }
.btn:disabled { opacity: 0.5; cursor: not-allowed; }

.btn-row { display: flex; gap: 8px; margin-top: 8px; }
.btn-row .btn { flex: 1; }

/* ------- Risk param row ------- */

.risk-row {
  display: grid;
  grid-template-columns: 1fr auto auto auto;
  align-items: center;
  gap: 8px;
  padding: 8px 0;
  border-bottom: 1px solid rgba(255,255,255,0.06);
}
.risk-row:last-child { border-bottom: 0; }
.risk-row .label { color: var(--hint); font-size: 13px; }

.icon-btn {
  background: rgba(255,255,255,0.06);
  border: 0;
  width: 36px;
  height: 36px;
  border-radius: 8px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  color: var(--text);
}
.icon-btn:active { background: var(--accent); color: var(--accent-text); }

.risk-row .value {
  font-variant-numeric: tabular-nums;
  font-weight: 600;
  min-width: 88px;
  text-align: center;
}

.kill-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 12px 0 4px;
  border-top: 1px solid rgba(255,255,255,0.08);
  margin-top: 8px;
}

/* ------- Tables (positions / trades / audit) ------- */

.list-item {
  padding: 10px 0;
  border-bottom: 1px solid rgba(255,255,255,0.06);
}
.list-item:last-child { border-bottom: 0; }
.list-item .head {
  display: flex;
  justify-content: space-between;
  font-weight: 600;
}
.list-item .meta {
  display: flex;
  justify-content: space-between;
  font-size: 12px;
  color: var(--hint);
  margin-top: 4px;
}
.list-item .pnl-pos { color: var(--ok); }
.list-item .pnl-neg { color: var(--fail); }

/* ------- Empty / error states ------- */

.empty, .error {
  text-align: center;
  padding: 30px 12px;
  color: var(--hint);
}
.error { color: var(--destructive); }
.empty svg, .error svg { width: 32px; height: 32px; margin-bottom: 8px; opacity: 0.5; }

/* ------- Loading ------- */

.skeleton {
  background: linear-gradient(90deg, rgba(255,255,255,0.05), rgba(255,255,255,0.1), rgba(255,255,255,0.05));
  background-size: 200% 100%;
  animation: skel 1.2s infinite ease-in-out;
  border-radius: 6px;
  height: 14px;
  margin: 6px 0;
}
.skeleton.lg { height: 22px; }
@keyframes skel {
  0% { background-position: 200% 0; }
  100% { background-position: -200% 0; }
}

/* ------- Bottom tab bar ------- */

nav.tabs {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  height: var(--tab-h);
  background: var(--bg-secondary);
  border-top: 1px solid rgba(255,255,255,0.08);
  display: grid;
  /* 6 tabs after merging Balance/Open/Trades/PnL into one Money tab. */
  grid-template-columns: repeat(6, 1fr);
  z-index: 10;
  padding-bottom: env(safe-area-inset-bottom, 0);
}

nav.tabs button.tab {
  background: transparent;
  border: 0;
  color: var(--hint);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 2px;
  font-size: 10px;
  padding: 6px 0 4px;
  cursor: pointer;
}
nav.tabs button.tab svg { width: 20px; height: 20px; }
nav.tabs button.tab.active { color: var(--accent); }

@media (max-width: 480px) {
  nav.tabs button.tab { font-size: 9px; }
  nav.tabs button.tab svg { width: 18px; height: 18px; }
}

/* ------- Inputs ------- */

input.text {
  width: 100%;
  background: rgba(255,255,255,0.06);
  border: 1px solid rgba(255,255,255,0.08);
  color: var(--text);
  border-radius: 8px;
  padding: 10px 12px;
  font: inherit;
  margin-bottom: 8px;
}
input.text:focus { outline: 2px solid var(--accent); }

/* ------- Misc ------- */

.muted { color: var(--hint); font-size: 12px; }
.mono { font-family: ui-monospace, SFMono-Regular, Menlo, monospace; }

.timestamp { color: var(--hint); font-size: 12px; }