/* AI Shadow Trader — tmavý provozní monitor.
   Barvy nesou význam, ne dekoraci: zelená = zdravé/zisk, červená = chyba/ztráta,
   zlatá = branding a čekání, fialová = AI Shadow, šedá = chybějící data. */
:root {
  --bg: #0a0e17;
  --panel: #111726;
  --panel-2: #161d30;
  --line: #1e2740;
  --text: #e8edf7;
  --muted: #8a97b1;
  --dim: #5a6784;
  --green: #34d399;
  --green-dim: #1c7a5a;
  --red: #f87171;
  --gold: #f5a524;
  --purple: #a78bfa;
  --purple-bg: #1a1530;
  --radius: 14px;
}
* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
/* Pojistka proti vodorovnému posunu celé stránky na telefonu: cokoli, co by
   přeteklo (tabulka, dlouhý řádek), se řeší uvnitř svého kontejneru, ne
   posunem body. Desktop se nemění — tam nic nepřetéká. */
html, body { max-width: 100%; overflow-x: hidden; }
body {
  background: var(--bg);
  color: var(--text);
  font: 14px/1.5 -apple-system, BlinkMacSystemFont, "Segoe UI", Inter, system-ui, sans-serif;
  -webkit-font-smoothing: antialiased;
}
a { color: inherit; text-decoration: none; }
.hidden { display: none !important; }

/* ---------------------------------------------------------------- layout */
/* dvh sedí na skutečnou výšku viewportu na iOS Safari, kde 100vh počítá
   i s adresní lištou a stránka po jejím schování poskočí. Prohlížeče bez
   dvh spadnou zpět na vh nad tímto řádkem. */
.shell { display: flex; min-height: 100vh; min-height: 100dvh; }
.sidebar {
  width: 232px; flex: 0 0 232px; background: #0c1120;
  border-right: 1px solid var(--line); padding: 20px 0;
  display: flex; flex-direction: column; gap: 4px;
}
.brand { display: flex; align-items: center; gap: 10px; padding: 0 20px 22px; }
.brand-mark { font-size: 26px; line-height: 1; }
.brand-text { font-weight: 700; letter-spacing: .04em; font-size: 13px; }
.brand-text small { display: block; font-weight: 500; color: var(--muted); letter-spacing: .12em; }
.nav a {
  display: flex; align-items: center; gap: 11px; padding: 10px 20px;
  color: var(--muted); border-left: 3px solid transparent; font-size: 14px;
}
.nav a:hover { color: var(--text); background: rgba(255,255,255,.03); }
.nav a.active { color: var(--gold); border-left-color: var(--gold); background: rgba(245,165,36,.07); }
.side-card {
  margin: auto 14px 0; padding: 14px; background: var(--panel);
  border: 1px solid var(--line); border-radius: var(--radius); font-size: 13px;
}
.side-card .row { display: flex; justify-content: space-between; align-items: center; margin: 9px 0; }
.side-label { color: var(--dim); font-size: 11px; letter-spacing: .07em; text-transform: uppercase; }

.main { flex: 1; min-width: 0; padding: 22px 26px 40px; }
.topbar { display: flex; align-items: flex-start; justify-content: space-between; gap: 16px; flex-wrap: wrap; margin-bottom: 20px; }
.page-title { font-size: 22px; font-weight: 700; letter-spacing: .06em; margin: 0; }
.page-sub { color: var(--muted); font-size: 13px; margin-top: 3px; }
.topbar-actions { display: flex; gap: 10px; flex-wrap: wrap; }
.pill {
  display: inline-flex; align-items: center; gap: 8px; padding: 9px 14px;
  background: var(--panel); border: 1px solid var(--line);
  border-radius: 10px; font-size: 13px; color: var(--muted);
}
button.pill { cursor: pointer; }
button.pill:hover { border-color: var(--dim); color: var(--text); }

/* ------------------------------------------------------------------ grid */
.grid { display: grid; gap: 16px; }
.status-row { grid-template-columns: repeat(5, minmax(0, 1fr)); }
.two-col { grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); }
.card {
  background: var(--panel); border: 1px solid var(--line);
  border-radius: var(--radius); padding: 18px;
}
.card h2 { font-size: 13px; letter-spacing: .09em; margin: 0 0 3px; text-transform: uppercase; }
.card .card-sub { color: var(--dim); font-size: 12px; margin-bottom: 16px; }
.inner { background: var(--panel-2); border: 1px solid var(--line); border-radius: 11px; padding: 14px; }

/* ---------------------------------------------------------------- status */
.status-card { display: flex; gap: 13px; align-items: flex-start; }
.status-icon { font-size: 22px; opacity: .95; }
.status-label { color: var(--dim); font-size: 10.5px; letter-spacing: .1em; text-transform: uppercase; }
.status-value { font-size: 21px; font-weight: 700; margin: 3px 0 7px; }
.status-note { display: flex; align-items: center; gap: 7px; color: var(--muted); font-size: 12px; }
.dot { width: 7px; height: 7px; border-radius: 50%; flex: 0 0 7px; }
.ok    { color: var(--green); }  .dot.ok    { background: var(--green); }
.warn  { color: var(--gold); }   .dot.warn  { background: var(--gold); }
.bad   { color: var(--red); }    .dot.bad   { background: var(--red); }
.na    { color: var(--dim); }    .dot.na    { background: var(--dim); }

/* ----------------------------------------------------------------- price */
.price { font-size: 30px; font-weight: 700; letter-spacing: -.01em; }
.price-change { font-size: 13px; margin-top: 3px; }
.metric-label { color: var(--dim); font-size: 11px; letter-spacing: .07em; text-transform: uppercase; }
.metric-big { font-size: 26px; font-weight: 700; }
.metric-mid { font-size: 19px; font-weight: 600; }

/* ------------------------------------------------------------- countdown */
.countdown-row { display: flex; align-items: baseline; gap: 14px; flex-wrap: wrap; }
.countdown { font-size: 27px; font-weight: 700; font-variant-numeric: tabular-nums; letter-spacing: .02em; }
.progress { height: 7px; background: var(--panel-2); border-radius: 4px; overflow: hidden; margin-top: 12px; }
.progress > span { display: block; height: 100%; background: linear-gradient(90deg, var(--gold), #ffc861); }

/* ----------------------------------------------------------------- badge */
.badge {
  display: inline-block; padding: 4px 10px; border-radius: 7px;
  font-size: 11px; font-weight: 700; letter-spacing: .06em;
}
.badge.gold { background: rgba(245,165,36,.15); color: var(--gold); }
.badge.purple { background: rgba(167,139,250,.15); color: var(--purple); }
.badge.green { background: rgba(52,211,153,.14); color: var(--green); }
.badge.red { background: rgba(248,113,113,.14); color: var(--red); }
.badge.grey { background: rgba(138,151,177,.13); color: var(--muted); }

/* ---------------------------------------------------------------- tables */
table { width: 100%; border-collapse: collapse; font-size: 13px; }
th { text-align: left; color: var(--dim); font-weight: 600; font-size: 11px;
     letter-spacing: .07em; text-transform: uppercase; padding: 9px 10px;
     border-bottom: 1px solid var(--line); }
td { padding: 11px 10px; border-bottom: 1px solid rgba(30,39,64,.55); }
tbody tr:hover { background: rgba(255,255,255,.02); }
/* Tabulka se na úzkém displeji posouvá vodorovně uvnitř svého rámečku —
   obsah zůstává celý a čitelný, stránka jako celek se neposouvá. */
.table-wrap { overflow-x: auto; -webkit-overflow-scrolling: touch; }
.empty { text-align: center; padding: 34px 10px; color: var(--muted); }
.empty .empty-icon { font-size: 30px; opacity: .45; display: block; margin-bottom: 10px; }

/* ---------------------------------------------------------------- shadow */
.shadow-card { background: linear-gradient(160deg, var(--purple-bg), var(--panel)); border-color: #2c2350; }
.shadow-card h2 { color: var(--purple); }
.shadow-note { display: flex; gap: 13px; align-items: center; margin-top: 16px;
               padding: 13px; background: rgba(167,139,250,.07);
               border: 1px solid rgba(167,139,250,.18); border-radius: 11px;
               color: var(--muted); font-size: 13px; }

/* ----------------------------------------------------------------- misc */
.kv { display: grid; grid-template-columns: repeat(auto-fit, minmax(140px, 1fr)); gap: 14px; }
.checks { display: grid; grid-template-columns: repeat(auto-fit, minmax(165px, 1fr)); gap: 13px; }
.check { display: flex; gap: 10px; align-items: center; font-size: 13px; }
.check .check-name { color: var(--text); }
.check .check-state { color: var(--muted); font-size: 12px; }
.sparkline { width: 100%; height: 42px; display: block; }
.log-view { font: 12px/1.6 ui-monospace, SFMono-Regular, Menlo, monospace;
            white-space: pre-wrap; word-break: break-word; max-height: 62vh;
            overflow: auto; background: #080b13; border: 1px solid var(--line);
            border-radius: 10px; padding: 14px; color: #b9c4da; }
.log-view .lvl-error { color: var(--red); }
.log-view .lvl-warn { color: var(--gold); }
input, select {
  background: var(--panel-2); border: 1px solid var(--line); color: var(--text);
  border-radius: 9px; padding: 9px 11px; font-size: 13px; font-family: inherit;
}
.stale-flag { color: var(--gold); font-size: 11px; margin-left: 6px; }

/* ----------------------------------------------------------------- login */
.login-wrap { min-height: 100vh; min-height: 100dvh; display: grid; place-items: center;
              padding: max(20px, env(safe-area-inset-top)) max(20px, env(safe-area-inset-right))
                       max(20px, env(safe-area-inset-bottom)) max(20px, env(safe-area-inset-left)); }
.login-box { width: 100%; max-width: 340px; background: var(--panel);
             border: 1px solid var(--line); border-radius: var(--radius); padding: 28px; }
.login-box h1 { font-size: 17px; margin: 0 0 6px; letter-spacing: .05em; }
.login-box p { color: var(--muted); font-size: 13px; margin: 0 0 18px; }
.login-box input { width: 100%; margin-bottom: 12px; }
.login-box button { width: 100%; padding: 11px; background: var(--gold); color: #201400;
                    border: 0; border-radius: 9px; font-weight: 700; cursor: pointer; font-size: 14px; }
.login-error { color: var(--red); font-size: 13px; margin-top: 10px; min-height: 18px; }

/* ------------------------------------------------------------ responzivní */
.hamburger { display: none; }
@media (max-width: 1180px) { .status-row { grid-template-columns: repeat(3, minmax(0,1fr)); } }
@media (max-width: 900px) {
  .two-col { grid-template-columns: 1fr; }
  .status-row { grid-template-columns: repeat(2, minmax(0,1fr)); }
  .sidebar {
    position: fixed; inset: 0 auto 0 0; z-index: 40; transform: translateX(-100%);
    transition: transform .22s ease; box-shadow: 0 0 40px rgba(0,0,0,.5);
  }
  .sidebar.open { transform: none; }
  .sidebar { padding-top: max(20px, env(safe-area-inset-top)); }
  .hamburger { display: inline-flex; }
  /* Bezpečné zóny iPhonu (notch, home indikátor) + dost místa na spodní
     okraj, aby poslední karta nekončila pod home indikátorem. */
  .main { padding: 16px max(14px, env(safe-area-inset-right))
                  calc(34px + env(safe-area-inset-bottom)) max(14px, env(safe-area-inset-left)); }
  .backdrop { position: fixed; inset: 0; background: rgba(0,0,0,.55); z-index: 30; }
  /* iOS zoomne stránku při fokusu do inputu s písmem < 16 px. 16 px to
     vypne a psaní (login, chat, filtry) je na telefonu pohodlné. */
  input, select, textarea { font-size: 16px; }
  /* Prsty nejsou kurzor: navigace i ovládací pilulky potřebují vyšší
     dotykový cíl (~44 px). */
  .nav a { padding: 13px 20px; }
  .pill { padding: 11px 15px; }
}
@media (max-width: 560px) {
  .status-row { grid-template-columns: 1fr; }
  .page-title { font-size: 18px; }
  .metric-big { font-size: 22px; }
  .countdown { font-size: 22px; }
  /* Karty používají uvnitř inline gridy (např. 1.3fr 1fr 1fr). Inline styl
     media query nepřebije bez !important — na telefonu je proto skládáme
     pod sebe, aby čísla nezůstala zmáčknutá ve třech úzkých sloupcích.
     Netýká se .kv ani .checks: ty mají auto-fit a zalomí se samy. */
  .card .grid[style*="grid-template-columns"] { grid-template-columns: 1fr !important; }
  .kv { grid-template-columns: repeat(auto-fit, minmax(118px, 1fr)); }
  .card { padding: 16px; }
  .price { font-size: 26px; }
  .status-value { font-size: 20px; }
  .quick-prompts button { padding: 9px 15px; font-size: 12.5px; }
  /* Akce v topbaru ať se na telefonu nemačkají do půlky řádku. */
  .topbar-actions { width: 100%; }
}

/* ---------------------------------------------------------------- alerty */
/* Závažnost nese barvu i pořadí. Problém se nesmí schovat mezi zelené karty. */
.alert { display: flex; gap: 12px; align-items: flex-start; padding: 13px 15px;
         border-radius: 11px; margin-bottom: 10px; border: 1px solid; font-size: 13px; }
.alert-CRITICAL { background: rgba(248,113,113,.10); border-color: rgba(248,113,113,.42); }
.alert-ERROR    { background: rgba(248,113,113,.07); border-color: rgba(248,113,113,.28); }
.alert-WARNING  { background: rgba(245,165,36,.08);  border-color: rgba(245,165,36,.32); }
.alert-INFO     { background: rgba(138,151,177,.07); border-color: var(--line); }
.alert strong { display: block; margin-bottom: 2px; }
.alert .alert-detail { color: var(--muted); }

/* ----------------------------------------------------------------- modal */
.modal-backdrop { position: fixed; inset: 0; background: rgba(4,7,14,.72);
                  display: grid; place-items: center; z-index: 60; padding: 18px; }
.modal { background: var(--panel); border: 1px solid var(--line); border-radius: var(--radius);
         padding: 22px; max-width: 620px; width: 100%; max-height: 86vh; overflow: auto; }
.modal h3 { margin: 0 0 4px; font-size: 15px; letter-spacing: .05em; }

/* ------------------------------------------------------------------ chat */
.chat { display: flex; flex-direction: column; height: 460px; }
.chat-log { flex: 1; overflow-y: auto; display: flex; flex-direction: column;
            gap: 11px; padding: 6px 2px 12px; }
.msg { max-width: 82%; padding: 11px 14px; border-radius: 13px; font-size: 13.5px; line-height: 1.55; }
.msg.user { align-self: flex-end; background: rgba(245,165,36,.13); border: 1px solid rgba(245,165,36,.24); }
.msg.assistant { align-self: flex-start; background: var(--panel-2); border: 1px solid var(--line); }
.msg.system { align-self: center; color: var(--muted); font-size: 12px; background: none; }
.chat-form { display: flex; gap: 9px; padding-top: 12px; border-top: 1px solid var(--line); }
.chat-form input { flex: 1; }
.chat-form button { padding: 9px 18px; background: var(--purple); color: #150f2b;
                    border: 0; border-radius: 9px; font-weight: 700; cursor: pointer; }
.chat-form button:disabled { opacity: .5; cursor: default; }
.quick-prompts { display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 12px; }
.quick-prompts button { background: var(--panel-2); border: 1px solid var(--line);
                        color: var(--muted); border-radius: 999px; padding: 7px 13px;
                        font-size: 12px; cursor: pointer; font-family: inherit; }
.quick-prompts button:hover { color: var(--text); border-color: var(--purple); }
.typing { color: var(--muted); font-size: 12px; font-style: italic; }
.access-row { display: flex; justify-content: space-between; align-items: center;
              padding: 9px 0; border-bottom: 1px solid rgba(30,39,64,.5); font-size: 13px; }
.access-row:last-child { border-bottom: 0; }
tr.clickable { cursor: pointer; }
@media (max-width: 560px) {
  .chat { height: 62vh; }
  .msg { max-width: 94%; }
  .modal { padding: 16px; }
  /* Vstup přes celou šířku, odeslání jako dostatečně velký dotykový cíl;
     mezera nad safe-area, ať tlačítko neleží na home indikátoru. */
  .chat-form { gap: 8px; padding-bottom: env(safe-area-inset-bottom); }
  .chat-form button { padding: 12px 18px; }
}