/* Signal-Hub – gemeinsames Styling für login.html, app.html und setup.php.
   Strikte CSP (default-src 'self'): kein Inline-CSS, keine externen Schriften. */

:root {
  --bg: #f3f5f9; --card: #ffffff; --card-2: #f7f9fc; --fg: #0f172a; --muted: #64748b;
  --line: #e3e8ef; --line-strong: #cfd7e3;
  --accent: #2f5bea; --accent-hover: #2148c9; --on-accent: #ffffff;
  --ok: #15803d; --warn: #b45309; --err: #dc2626; --off: #94a3b8;
  --buy: #15803d; --sell: #dc2626;
  --shadow: 0 1px 2px rgb(15 23 42 / .04), 0 6px 20px rgb(15 23 42 / .05);
  --shadow-lg: 0 20px 50px rgb(15 23 42 / .14);
  --radius: 14px; --radius-sm: 9px;
  --mono: ui-monospace, "Cascadia Code", Consolas, monospace;
  --accent-soft: color-mix(in srgb, var(--accent) 12%, transparent);
  color-scheme: light dark;
}
/* Dunkel: automatisch nach Betriebssystem, außer im Schalter wurde "hell" gewählt (theme.js setzt data-theme) */
@media (prefers-color-scheme: dark) {
  :root:not([data-theme=light]) {
    --bg: #0a0e16; --card: #111723; --card-2: #0d131d; --fg: #e6eaf1; --muted: #8d99ab;
    --line: #1e2735; --line-strong: #2c3747;
    --accent: #7090ff; --accent-hover: #8ea7ff; --on-accent: #0a0e16;
    --ok: #34d399; --warn: #fbbf24; --err: #f87171; --off: #5b6678;
    --buy: #34d399; --sell: #f87171;
    --shadow: 0 1px 2px rgb(0 0 0 / .35), 0 8px 24px rgb(0 0 0 / .25);
    --shadow-lg: 0 24px 60px rgb(0 0 0 / .5);
  }
}
:root[data-theme=dark] {
  --bg: #0a0e16; --card: #111723; --card-2: #0d131d; --fg: #e6eaf1; --muted: #8d99ab;
  --line: #1e2735; --line-strong: #2c3747;
  --accent: #7090ff; --accent-hover: #8ea7ff; --on-accent: #0a0e16;
  --ok: #34d399; --warn: #fbbf24; --err: #f87171; --off: #5b6678;
  --buy: #34d399; --sell: #f87171;
  --shadow: 0 1px 2px rgb(0 0 0 / .35), 0 8px 24px rgb(0 0 0 / .25);
  --shadow-lg: 0 24px 60px rgb(0 0 0 / .5);
  color-scheme: dark;
}
:root[data-theme=light] { color-scheme: light; }

/* ---------- Grundlagen ---------- */
* { box-sizing: border-box; }
[hidden] { display: none !important; }
body { margin: 0; font: 14px/1.5 system-ui, -apple-system, "Segoe UI", Roboto, sans-serif; background: var(--bg); color: var(--fg); -webkit-font-smoothing: antialiased; }
a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }
h1, h2, h3 { margin: 0; letter-spacing: -.01em; }
h1 { font-size: 22px; font-weight: 700; }
h3 { font-size: 13px; font-weight: 650; margin-top: 8px; }
code, pre, .mono { font-family: var(--mono); font-size: 12.5px; }
pre { white-space: pre-wrap; margin: 0; background: var(--card-2); border: 1px solid var(--line); padding: 12px 14px; border-radius: var(--radius-sm); }
.muted { color: var(--muted); }
.spacer { flex: 1; }
:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; }

/* ---------- Marke ---------- */
.brand { display: flex; align-items: center; gap: 10px; color: var(--fg); }
.brand:hover { text-decoration: none; }
.brand .logo { width: 32px; height: 32px; color: var(--accent); flex: none; }
.brand b { display: block; font-size: 15px; font-weight: 700; letter-spacing: -.01em; line-height: 1.2; }
.brand small { display: block; font-size: 11.5px; color: var(--muted); line-height: 1.2; }

/* ---------- Kopfzeile ---------- */
header { position: sticky; top: 0; z-index: 10; display: flex; align-items: center; gap: 14px; flex-wrap: wrap;
  padding: 10px 24px; background: color-mix(in srgb, var(--card) 88%, transparent); backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--line); }
header .crumb { font-size: 13px; color: var(--muted); padding-left: 14px; border-left: 1px solid var(--line); }
.user { display: flex; align-items: center; gap: 8px; font-size: 13px; font-weight: 500; }
.avatar { width: 30px; height: 30px; border-radius: 50%; display: grid; place-items: center; background: var(--accent-soft);
  color: var(--accent); font-weight: 700; font-size: 12.5px; text-transform: uppercase; }
.avatar:empty { display: none; }

/* Hell/Dunkel-Schalter (Kopfzeile der Einstellungen) */
.theme-switch { position: relative; display: inline-flex; align-items: center; gap: 6px; cursor: pointer; color: var(--muted); font-size: 13px; line-height: 1; }
.theme-switch input { position: absolute; opacity: 0; width: 1px; height: 1px; pointer-events: none; }
.theme-switch .track { position: relative; width: 36px; height: 20px; border-radius: 999px; background: var(--line-strong); transition: background .2s; }
.theme-switch .track::after { content: ""; position: absolute; top: 2px; left: 2px; width: 16px; height: 16px; border-radius: 50%;
  background: #fff; box-shadow: 0 1px 3px rgb(0 0 0 / .3); transition: transform .2s; }
.theme-switch input:checked + .track { background: var(--accent); }
.theme-switch input:checked + .track::after { transform: translateX(16px); }
.theme-switch input:focus-visible + .track { outline: 2px solid var(--accent); outline-offset: 2px; }
@media (prefers-reduced-motion: reduce) { .theme-switch .track, .theme-switch .track::after { transition: none; } }

/* EA-Konten als Status-Pillen */
.eas { display: flex; gap: 6px; flex-wrap: wrap; }
.ea { display: inline-flex; align-items: center; gap: 7px; font-size: 12px; font-weight: 600; padding: 4px 11px 4px 9px; border-radius: 999px;
  background: var(--card-2); border: 1px solid var(--line); color: var(--muted); font-variant-numeric: tabular-nums; }
.ea::before { content: ""; width: 8px; height: 8px; border-radius: 50%; background: var(--off); }
.ea.ok { color: var(--fg); border-color: color-mix(in srgb, var(--ok) 35%, var(--line)); background: color-mix(in srgb, var(--ok) 8%, var(--card)); }
.ea.ok::before { background: var(--ok); animation: pulse 2s ease-out infinite; }
@keyframes pulse {
  0% { box-shadow: 0 0 0 0 color-mix(in srgb, var(--ok) 55%, transparent); }
  70%, 100% { box-shadow: 0 0 0 6px transparent; }
}
@media (prefers-reduced-motion: reduce) { .ea.ok::before { animation: none; } }

/* ---------- Layout & Karten ---------- */
main { display: grid; grid-template-columns: repeat(auto-fit, minmax(min(100%, 480px), 1fr)); gap: 20px; padding: 24px; max-width: 1440px; margin: 0 auto; }
.card { background: var(--card); border: 1px solid var(--line); border-radius: var(--radius); padding: 20px 22px; box-shadow: var(--shadow); min-width: 0; }
.card.wide { grid-column: 1 / -1; }
.card h2 { display: flex; align-items: center; gap: 9px; font-size: 15px; font-weight: 650; margin-bottom: 16px; }
.card h2::before { content: ""; width: 4px; height: 16px; border-radius: 2px; background: var(--accent); }

/* ---------- Formulare ---------- */
form { display: grid; gap: 14px; }
form + form { margin-top: 18px; padding-top: 18px; border-top: 1px solid var(--line); }
.row { display: flex; flex-wrap: wrap; gap: 12px; align-items: flex-end; }
.row > label { flex: 1 1 110px; }
.row > label:has(select) { flex: 0 1 150px; }
.row > label > input, .row > label > select { width: 100%; }
label { display: grid; gap: 6px; font-size: 12px; font-weight: 500; color: var(--muted); }
label.grow { flex: 1 1 260px; }
label.grow input { width: 100%; }
input, select { font: inherit; font-size: 14px; color: var(--fg); background: var(--card); border: 1px solid var(--line-strong); border-radius: var(--radius-sm);
  height: 38px; padding: 0 11px; width: 130px; transition: border-color .15s, box-shadow .15s; }
input::placeholder { color: color-mix(in srgb, var(--muted) 70%, transparent); }
input:hover, select:hover { border-color: color-mix(in srgb, var(--fg) 30%, var(--line-strong)); }
input:focus, select:focus { outline: none; border-color: var(--accent); box-shadow: 0 0 0 3px var(--accent-soft); }
input[readonly] { background: var(--card-2); }
input[type=checkbox], input[type=radio] { width: 16px; height: 16px; padding: 0; margin: 0; accent-color: var(--accent); }
label.check { display: flex; align-items: center; gap: 8px; font-size: 13.5px; color: var(--fg); cursor: pointer; }

/* BUY/SELL als Umschalter */
.side { display: inline-flex; gap: 3px; padding: 3px; background: var(--card-2); border: 1px solid var(--line); border-radius: 11px; }
.side label { position: relative; display: flex; align-items: center; gap: 6px; height: 30px; padding: 0 14px; border-radius: 8px;
  font-size: 13px; font-weight: 650; color: var(--muted); cursor: pointer; border: 1px solid transparent; transition: background .15s, color .15s; }
.side label:hover { color: var(--fg); }
.side input { position: absolute; opacity: 0; width: 1px; height: 1px; pointer-events: none; }
.side label:has(input:focus-visible) { outline: 2px solid var(--accent); outline-offset: 1px; }
.side label:has(input[value=BUY])::before { content: "▲"; font-size: 9px; }
.side label:has(input[value=SELL])::before { content: "▼"; font-size: 9px; }
.side label:has(input[value=BUY]:checked) { color: var(--buy); background: color-mix(in srgb, var(--buy) 13%, var(--card)); border-color: color-mix(in srgb, var(--buy) 40%, transparent); }
.side label:has(input[value=SELL]:checked) { color: var(--sell); background: color-mix(in srgb, var(--sell) 12%, var(--card)); border-color: color-mix(in srgb, var(--sell) 40%, transparent); }

/* ---------- Buttons ---------- */
button, .btn { font: inherit; font-size: 13.5px; font-weight: 550; display: inline-flex; align-items: center; justify-content: center; gap: 7px;
  height: 38px; padding: 0 15px; border-radius: var(--radius-sm); border: 1px solid var(--line-strong); background: var(--card); color: var(--fg);
  cursor: pointer; white-space: nowrap; transition: background .15s, border-color .15s, color .15s, box-shadow .15s, transform .05s; }
button:hover, .btn:hover { background: var(--card-2); border-color: color-mix(in srgb, var(--fg) 25%, var(--line-strong)); text-decoration: none; }
button:active { transform: translateY(1px); }
button:disabled { opacity: .6; cursor: progress; }
button.primary { background: var(--accent); border-color: var(--accent); color: var(--on-accent); box-shadow: 0 1px 2px rgb(0 0 0 / .1), 0 4px 12px color-mix(in srgb, var(--accent) 25%, transparent); }
button.primary:hover { background: var(--accent-hover); border-color: var(--accent-hover); }
button.danger { color: var(--err); border-color: color-mix(in srgb, var(--err) 45%, var(--line-strong)); }
button.danger:hover { background: color-mix(in srgb, var(--err) 10%, var(--card)); border-color: var(--err); }
button.ghost, .btn.ghost { background: transparent; border-color: transparent; color: var(--muted); }
button.ghost:hover, .btn.ghost:hover { background: var(--card-2); color: var(--fg); border-color: var(--line); }
button.small { height: 28px; padding: 0 10px; font-size: 12.5px; }
.icon { width: 16px; height: 16px; flex: none; }

/* ---------- Tabelle ---------- */
.scroll { overflow-x: auto; margin: 0 -22px; padding: 0 22px; }
table { width: 100%; border-collapse: collapse; }
th { text-align: left; font-size: 11px; font-weight: 650; text-transform: uppercase; letter-spacing: .06em; color: var(--muted);
  padding: 0 10px 10px; border-bottom: 1px solid var(--line); white-space: nowrap; }
td { text-align: left; padding: 11px 10px; border-bottom: 1px solid var(--line); vertical-align: top; }
tbody tr { transition: background .12s; }
tbody tr:hover { background: var(--card-2); }
tbody tr:last-child td { border-bottom: 0; }
/* Offene Trades stehen oben (api.php sortiert), grün markiert und durch eine Linie vom Rest getrennt */
tbody tr.is-open { background: color-mix(in srgb, var(--ok) 6%, transparent); }
tbody tr.is-open:hover { background: color-mix(in srgb, var(--ok) 11%, transparent); }
tbody tr.is-open td:first-child { box-shadow: inset 3px 0 0 var(--ok); }
tbody tr.open-last td { border-bottom: 2px solid color-mix(in srgb, var(--ok) 45%, var(--line)); }
td:first-child { color: var(--muted); font-family: var(--mono); font-size: 12.5px; }
td.nowrap { white-space: nowrap; color: var(--muted); font-variant-numeric: tabular-nums; }
td:nth-child(3) { min-width: 240px; }
td code { background: var(--card-2); border: 1px solid var(--line); padding: 2px 7px; border-radius: 6px; line-height: 1.9;
  -webkit-box-decoration-break: clone; box-decoration-break: clone; }
td.status > div + div, td.trade > div + div { margin-top: 6px; }
td.status small { display: block; margin-top: 3px; color: var(--muted); font-size: 12px; line-height: 1.4; }
td.empty { text-align: center; color: var(--muted); padding: 28px 10px; }
td.trade div { display: flex; align-items: center; gap: 6px; white-space: nowrap; }

/* Badges und Ergebnis */
.badge { display: inline-flex; align-items: center; font-size: 11.5px; font-weight: 650; padding: 2px 9px; border-radius: 999px; white-space: nowrap;
  color: var(--muted); background: color-mix(in srgb, currentColor 11%, transparent); border: 1px solid color-mix(in srgb, currentColor 22%, transparent); }
.badge.ok, .badge.done { color: var(--ok); }
.badge.partial, .badge.sent { color: var(--warn); }
.badge.error { color: var(--err); }
.badge.off { color: var(--off); }
.badge.test { color: #7c3aed; }

/* Testmodus-Hinweis über den Karten */
.drybar { grid-column: 1 / -1; margin: 0; padding: 11px 14px; border-radius: var(--radius-sm); font-size: 13.5px;
  color: #6d28d9; border: 1px solid color-mix(in srgb, #7c3aed 40%, transparent); background: color-mix(in srgb, #7c3aed 10%, var(--card)); }
:root[data-theme=dark] .drybar, :root[data-theme=dark] .badge.test { color: #c4b5fd; }
@media (prefers-color-scheme: dark) { :root:not([data-theme=light]) .drybar, :root:not([data-theme=light]) .badge.test { color: #c4b5fd; } }
.dot { font-size: 11px; line-height: 1; }
.dot.open, .pos { color: var(--ok); }
.dot.closed, .neg { color: var(--err); }
.pos, .neg { font-variant-numeric: tabular-nums; }

/* EA-Meldungen */
.events { list-style: none; margin: 0; padding: 0; max-height: 340px; overflow: auto; }
.events li { display: grid; grid-template-columns: auto auto 1fr; gap: 12px; align-items: baseline; padding: 9px 0; border-bottom: 1px solid var(--line); }
.events li:last-child { border-bottom: 0; }
.events time { font-family: var(--mono); font-size: 12px; color: var(--muted); white-space: nowrap; }
.events .acct { font-size: 11.5px; font-weight: 600; color: var(--muted); background: var(--card-2); border: 1px solid var(--line); padding: 0 7px; border-radius: 6px; }
.events li.empty { display: block; color: var(--muted); text-align: center; padding: 20px 0; }

/* ---------- Meldungen, Dialog, Toast ---------- */
.error { color: var(--err); margin: 0; }
.alert, main > .error, .notice { margin: 0; padding: 11px 14px; border-radius: var(--radius-sm); border: 1px solid; font-size: 13.5px; }
.alert.error, main > .error { color: var(--err); border-color: color-mix(in srgb, var(--err) 35%, transparent); background: color-mix(in srgb, var(--err) 8%, var(--card)); }
.notice { grid-column: 1 / -1; color: var(--ok); border-color: color-mix(in srgb, var(--ok) 35%, transparent); background: color-mix(in srgb, var(--ok) 8%, var(--card)); }
main > .error, main > p.wide { grid-column: 1 / -1; }
dialog { border: 1px solid var(--line); border-radius: 16px; background: var(--card); color: var(--fg); padding: 22px; box-shadow: var(--shadow-lg);
  width: min(560px, calc(100vw - 32px)); }
dialog p { margin: 0 0 12px; font-weight: 600; }
dialog .row { margin-top: 16px; }
dialog::backdrop { background: rgb(10 14 22 / .45); backdrop-filter: blur(3px); }
.toast { position: fixed; bottom: 20px; left: 50%; transform: translateX(-50%); background: var(--fg); color: var(--bg); padding: 11px 18px;
  border-radius: 10px; box-shadow: var(--shadow-lg); font-weight: 500; max-width: calc(100vw - 32px); z-index: 20; }
.toast.error { background: var(--err); color: #fff; }

/* ---------- Login ---------- */
body.auth { min-height: 100vh; display: grid; place-items: center; padding: 24px;
  background:
    radial-gradient(900px 520px at 12% -8%, color-mix(in srgb, var(--accent) 20%, transparent), transparent 62%),
    radial-gradient(700px 420px at 105% 108%, color-mix(in srgb, var(--ok) 14%, transparent), transparent 60%),
    var(--bg); }
body.auth::before { content: ""; position: fixed; inset: 0; pointer-events: none; opacity: .55;
  background-image: linear-gradient(var(--line) 1px, transparent 1px), linear-gradient(90deg, var(--line) 1px, transparent 1px);
  background-size: 44px 44px; -webkit-mask-image: radial-gradient(ellipse at center, #000 20%, transparent 72%); mask-image: radial-gradient(ellipse at center, #000 20%, transparent 72%); }
.auth-card { position: relative; width: 100%; max-width: 400px; padding: 34px 32px 28px; gap: 16px; box-shadow: var(--shadow-lg); }
.auth-card .brand { flex-direction: column; text-align: center; gap: 12px; margin-bottom: 4px; }
.auth-card .brand .logo { width: 48px; height: 48px; }
.auth-card .brand b { font-size: 18px; }
.auth-head { text-align: center; display: grid; gap: 4px; margin-bottom: 4px; }
.auth-head h1 { font-size: 20px; }
.auth-head p { margin: 0; font-size: 13.5px; }
.auth-card input { width: 100%; height: 42px; }
.auth-card button { width: 100%; height: 42px; margin-top: 4px; }

/* ---------- Einstellungen (setup.php) ---------- */
body.setup main { grid-template-columns: repeat(auto-fit, minmax(min(100%, 520px), 1fr)); }
body.setup label > input:not([type=checkbox]) { width: 100%; }
body.setup label > select { width: auto; min-width: 200px; justify-self: start; }
body.setup .row label { flex: 1 1 160px; }
body.setup .card > p { margin: 12px 0; font-size: 13px; }
body.setup .card > label { margin-bottom: 14px; }

/* Klick-zum-Kopieren (copy_field() in setup.php, copy.js) */
.copy { position: relative; display: block; }
.copy input { width: 100%; cursor: copy; padding-right: 100px; text-overflow: ellipsis; }
.copy-btn { position: absolute; top: 4px; right: 4px; height: 30px; padding: 0 11px; font-size: 12.5px;
  background: var(--card); color: var(--accent); border-color: var(--line); }
.copy-btn:hover { background: var(--accent-soft); border-color: color-mix(in srgb, var(--accent) 35%, var(--line)); }
.copy-btn.done { color: var(--ok); border-color: color-mix(in srgb, var(--ok) 40%, var(--line)); background: color-mix(in srgb, var(--ok) 10%, var(--card)); }
body.setup form > button { justify-self: start; min-width: 140px; }
body.setup .card.wide > form { grid-template-columns: repeat(auto-fit, minmax(min(100%, 340px), 1fr)); column-gap: 20px; }
body.setup .card.wide > form > :is(h3, p, button, .check) { grid-column: 1 / -1; }
body.setup .card.wide > form > h3 { margin-top: 10px; padding-top: 16px; border-top: 1px solid var(--line); }
body.setup form p.muted { margin: 0; font-size: 12.5px; line-height: 1.55; }
form.inline { display: inline-flex; margin: 0; padding: 0; border: 0; }
form + form.inline, form.inline + form.inline { margin-top: 0; padding-top: 0; border-top: 0; }
.row.spaced { margin-top: 14px; }
ul.plain { list-style: none; margin: 0 0 14px; padding: 0; display: grid; gap: 6px; }
ul.plain li { display: flex; align-items: center; gap: 10px; padding: 8px 12px; border: 1px solid var(--line); border-radius: var(--radius-sm); background: var(--card-2); }
ul.plain li form.inline { margin-left: auto; }
.narrowform { max-width: 380px; }

/* ---------- Schmale Bildschirme ---------- */
@media (max-width: 640px) {
  header { padding: 10px 16px; gap: 8px; }
  header .crumb, .brand small { display: none; }
  /* Kopfzeile kompakt: Zeile 1 Marke + Benutzer + Symbol-Buttons, Zeile 2 EA-Pillen */
  header .eas { order: 10; flex-basis: 100%; flex-wrap: nowrap; overflow-x: auto; scrollbar-width: none; }
  header .lbl { display: none; }
  header .btn, header button { padding: 0 9px; }
  header .user { min-width: 0; }
  #user { display: block; max-width: 100px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
}
@media (max-width: 400px) {
  header { gap: 6px; padding: 10px 12px; }
  #user { max-width: 64px; }
  header .btn, header button { padding: 0 7px; }
}
@media (max-width: 340px) {
  header .brand > span { display: none; } /* nur Logo */
  main { padding: 16px; gap: 16px; }
  .card { padding: 18px 16px; }
  .scroll { margin: 0 -16px; padding: 0 16px; }
}