/* Aurelia Mini App — Telegram-themed lightweight UI.
   All colours pulled from Telegram.WebApp.themeParams at runtime; the
   :root defaults below are only a fallback if the SDK isn't ready yet. */
:root {
    --tg-bg:          #17212b;
    --tg-text:        #f5f5f5;
    --tg-hint:        #708499;
    --tg-link:        #5eaaff;
    --tg-button:      #5288c1;
    --tg-button-text: #ffffff;
    --tg-secondary:   #232e3c;
    --tg-header:      #17212b;
    --tg-section:     #17212b;
    --tg-accent:      #64B5EF;
    --tg-destructive: #ff595a;

    --ok:   #2ecc71;
    --warn: #f1c40f;
    --err:  #ff595a;
    --up:   #2ecc71;
    --dn:   #ff595a;
    --border: rgba(255,255,255,0.08);
}

* { box-sizing: border-box; }
html, body {
    margin: 0;
    padding: 0;
    background: var(--tg-bg);
    color: var(--tg-text);
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
    font-size: 14px;
    -webkit-font-smoothing: antialiased;
}
body {
    display: flex;
    flex-direction: column;
    min-height: 100vh;
    padding-bottom: env(safe-area-inset-bottom);
}

/* ── Header ───────────────────────────────────────────────────── */
#topbar {
    display: flex; align-items: center; justify-content: space-between;
    padding: 10px 14px;
    background: var(--tg-header);
    border-bottom: 1px solid var(--border);
    position: sticky; top: 0; z-index: 20;
}
.brand { display: flex; align-items: center; gap: 8px; }
.brand .title { font-weight: 700; letter-spacing: 0.5px; }
.dot {
    width: 9px; height: 9px; border-radius: 50%;
    background: var(--tg-hint);
    box-shadow: 0 0 0 2px rgba(255,255,255,0.06);
}
.dot.ok { background: var(--ok); }
.dot.err { background: var(--err); }
.badge {
    font-size: 11px; padding: 2px 6px; border-radius: 4px;
    background: var(--tg-secondary); color: var(--tg-hint);
}
.badge.real { background: rgba(255, 89, 90, 0.15); color: var(--err); }
.badge.demo { background: rgba(241, 196, 15, 0.15); color: var(--warn); }
.balance { font-weight: 600; font-variant-numeric: tabular-nums; }

/* ── Tabs ─────────────────────────────────────────────────────── */
#tabs {
    display: flex;
    background: var(--tg-header);
    border-bottom: 1px solid var(--border);
    position: sticky; top: 45px; z-index: 19;
}
.tab {
    flex: 1;
    background: transparent;
    color: var(--tg-hint);
    border: none;
    padding: 10px 6px;
    font-size: 14px;
    cursor: pointer;
    border-bottom: 2px solid transparent;
    transition: color 0.15s, border-color 0.15s;
}
.tab.active {
    color: var(--tg-text);
    border-bottom-color: var(--tg-accent);
}

main { flex: 1; padding: 12px; }
.tab-body { display: none; }
.tab-body.active { display: block; }

/* ── Chart tab ────────────────────────────────────────────────── */
.picker-row {
    display: flex; gap: 8px; align-items: end; margin-bottom: 8px;
    flex-wrap: wrap;
}
.picker-row label {
    display: flex; flex-direction: column;
    font-size: 11px; color: var(--tg-hint); gap: 2px;
}
.picker-row select {
    background: var(--tg-secondary);
    color: var(--tg-text);
    border: 1px solid var(--border);
    border-radius: 6px;
    padding: 6px 8px;
    font-size: 14px;
    min-width: 120px;
}
.chart-status {
    font-size: 11px; color: var(--tg-hint);
    margin-left: auto;
}
.chart-status.live { color: var(--ok); }
.chart-status.err  { color: var(--err); }

#chartWrap {
    position: relative;
    background: var(--tg-secondary);
    border-radius: 8px;
    overflow: hidden;
    height: 360px;
}
#chart { width: 100%; height: 100%; }
.chart-overlay {
    position: absolute; top: 8px; left: 8px;
    background: rgba(0,0,0,0.55);
    padding: 8px 10px;
    border-radius: 6px;
    z-index: 5;
    max-width: 60%;
    font-size: 12px;
    backdrop-filter: blur(2px);
}
.chart-overlay.hidden { display: none; }
.ovl-line { display: flex; align-items: center; gap: 6px; }
.ovl-dir {
    font-weight: 700; padding: 1px 6px; border-radius: 3px;
    font-size: 11px;
}
.ovl-dir.call { background: rgba(46, 204, 113, 0.2); color: var(--up); }
.ovl-dir.put  { background: rgba(255, 89, 90, 0.2); color: var(--dn); }
.ovl-timer {
    font-size: 16px; font-weight: 700;
    font-variant-numeric: tabular-nums;
    margin-top: 4px;
}
.ovl-timer.expired { color: var(--err); }
.ovl-meta { font-size: 10px; color: var(--tg-hint); margin-top: 2px; }

.chart-footer {
    display: flex; justify-content: space-between;
    font-size: 11px; color: var(--tg-hint);
    padding: 6px 4px;
}

/* ── Trades ───────────────────────────────────────────────────── */
h2 {
    font-size: 13px; text-transform: uppercase; letter-spacing: 1px;
    color: var(--tg-hint); margin: 16px 0 6px 2px;
}
.dim { color: var(--tg-hint); }
.small { font-size: 11px; }

.trade-list { display: flex; flex-direction: column; gap: 6px; }
.trade-list .empty {
    color: var(--tg-hint); font-style: italic; padding: 8px 2px;
}
.trade {
    background: var(--tg-secondary);
    border-radius: 6px;
    padding: 8px 10px;
    display: grid;
    grid-template-columns: auto 1fr auto;
    gap: 4px 8px;
    font-size: 12px;
}
.trade .sym { font-weight: 700; }
.trade .dir { padding: 1px 5px; border-radius: 3px; font-size: 10px; }
.trade .dir.call { background: rgba(46, 204, 113, 0.2); color: var(--up); }
.trade .dir.put  { background: rgba(255, 89, 90, 0.2);  color: var(--dn); }
.trade .pnl { font-weight: 700; text-align: right; font-variant-numeric: tabular-nums; }
.trade .pnl.win  { color: var(--up); }
.trade .pnl.loss { color: var(--dn); }
.trade .meta { color: var(--tg-hint); font-size: 11px; grid-column: 1 / 4; }
.trade .rat  { color: var(--tg-hint); font-size: 10px; grid-column: 1 / 4; font-style: italic; }

.pager {
    display: flex; justify-content: center; align-items: center;
    gap: 12px; margin: 10px 0;
}
.pager button {
    background: var(--tg-secondary); color: var(--tg-text);
    border: 1px solid var(--border); border-radius: 6px;
    padding: 5px 12px; cursor: pointer; font-size: 12px;
}
.pager button:disabled { opacity: 0.4; cursor: not-allowed; }

/* ── Settings ─────────────────────────────────────────────────── */
.card {
    background: var(--tg-secondary);
    border-radius: 8px;
    padding: 12px;
    margin-bottom: 12px;
}
.card h3 {
    margin: 0 0 10px 0; font-size: 13px;
    text-transform: uppercase; letter-spacing: 0.6px;
    color: var(--tg-text);
}
.row { display: flex; align-items: center; gap: 10px; margin-bottom: 8px; flex-wrap: wrap; }
.grid2 {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 8px;
    margin-bottom: 8px;
}
label.block, .grid2 label {
    display: flex; flex-direction: column;
    font-size: 11px; color: var(--tg-hint); gap: 2px;
}
input[type="number"], input[type="text"] {
    background: var(--tg-bg);
    color: var(--tg-text);
    border: 1px solid var(--border);
    border-radius: 6px;
    padding: 6px 8px;
    font-size: 14px;
    width: 100%;
}
button {
    background: var(--tg-secondary);
    color: var(--tg-text);
    border: 1px solid var(--border);
    border-radius: 6px;
    padding: 8px 14px;
    font-size: 13px;
    cursor: pointer;
}
button.primary {
    background: var(--tg-button);
    color: var(--tg-button-text);
    border-color: var(--tg-button);
}
button:active { transform: translateY(1px); }

/* Toggle switch */
.switch {
    position: relative; display: inline-block;
    width: 40px; height: 22px;
}
.switch input { opacity: 0; width: 0; height: 0; }
.switch .slider {
    position: absolute; cursor: pointer; inset: 0;
    background: #3a4753; border-radius: 22px; transition: 0.15s;
}
.switch .slider:before {
    position: absolute; content: '';
    height: 16px; width: 16px; left: 3px; top: 3px;
    background: white; border-radius: 50%; transition: 0.15s;
}
.switch input:checked + .slider { background: var(--tg-button); }
.switch input:checked + .slider:before { transform: translateX(18px); }

.sym-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(140px, 1fr));
    gap: 6px;
}
.sym-chip {
    background: var(--tg-bg);
    border: 1px solid var(--border);
    border-radius: 6px;
    padding: 6px 8px;
    font-size: 12px;
    display: flex; align-items: center; gap: 6px;
    cursor: pointer;
    user-select: none;
}
.sym-chip .marker {
    width: 10px; height: 10px; border-radius: 50%;
    background: #3a4753; flex-shrink: 0;
}
.sym-chip.on .marker { background: var(--ok); }
.sym-chip.off { opacity: 0.55; }
.sym-chip .lbl { font-family: ui-monospace, Menlo, monospace; }

.override-list {
    display: flex; flex-direction: column; gap: 4px;
    margin-top: 8px;
}
.override-list .row {
    background: var(--tg-bg);
    padding: 4px 8px; border-radius: 4px;
    display: flex; justify-content: space-between; align-items: center;
}
.override-list button { padding: 3px 8px; font-size: 11px; }

.diag {
    font-family: ui-monospace, Menlo, monospace;
    font-size: 11px;
    background: var(--tg-bg);
    padding: 8px;
    border-radius: 6px;
    white-space: pre-wrap;
    max-height: 200px; overflow: auto;
}

/* Toast */
.toast {
    position: fixed;
    left: 50%; transform: translateX(-50%);
    bottom: 20px;
    background: var(--tg-secondary);
    color: var(--tg-text);
    padding: 10px 14px;
    border-radius: 8px;
    font-size: 13px;
    box-shadow: 0 4px 12px rgba(0,0,0,0.4);
    z-index: 100;
    max-width: 90%;
    text-align: center;
}
.toast.hidden { display: none; }
.toast.err { background: var(--err); color: white; }
.toast.ok  { background: var(--ok);  color: white; }