:root {
    color-scheme: dark;
    --bg: #0f1115;
    --panel: #161923;
    --border: #262b3a;
    --text: #e6e8ee;
    --muted: #8b90a3;
    --green: #22c55e;
    --red: #ef4444;
    --accent: #6366f1;
}

* { box-sizing: border-box; }

body {
    margin: 0;
    background: var(--bg);
    color: var(--text);
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

.topnav {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 14px 24px;
    background: var(--panel);
    border-bottom: 1px solid var(--border);
}

.brand { font-weight: 600; }
.mode-badge {
    font-size: 11px;
    padding: 2px 8px;
    border-radius: 999px;
    background: var(--accent);
    margin-left: 8px;
}

.navlinks a {
    color: var(--muted);
    text-decoration: none;
    margin-left: 20px;
}
.navlinks a:hover { color: var(--text); }

.container {
    max-width: 100%;
    width: 100%;
    margin: 0 auto;
    padding: 24px 32px;
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.grid-toolbar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
    flex-wrap: wrap;
}
.grid-toolbar .hint { margin: 0; }

.dashboard-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 14px;
    align-items: start;
}
@media (max-width: 640px) {
    .dashboard-grid { grid-template-columns: 1fr; }
}

.card {
    background: var(--panel);
    border: 1px solid var(--border);
    border-radius: 10px;
    padding: 18px;
    min-width: 0;
}

.card-header {
    display: flex;
    align-items: center;
    gap: 8px;
    margin: 0 0 12px;
}
.card h2 { margin: 0; font-size: 15px; color: var(--muted); text-transform: uppercase; letter-spacing: .04em; }
.card-header .badge { margin-left: auto; }
.card-move-buttons { display: flex; gap: 4px; margin-left: auto; }
.move-btn {
    width: 22px; height: 22px; padding: 0;
    border-radius: 5px; border: 1px solid var(--border);
    background: #1f2330; color: var(--muted);
    cursor: pointer; font-size: 11px; line-height: 1;
}
.move-btn:hover { color: var(--text); border-color: var(--muted); }
.move-btn:disabled { opacity: 0.3; cursor: default; }
.move-btn:disabled:hover { color: var(--muted); border-color: var(--border); }

.table-scroll { overflow-x: auto; overflow-y: auto; max-height: 420px; }
.table-scroll thead th { position: sticky; top: 0; background: var(--panel); }

.status-row { display: flex; align-items: center; gap: 10px; margin-bottom: 14px; }
.badge {
    padding: 4px 10px;
    border-radius: 999px;
    font-size: 12px;
    font-weight: 600;
    background: var(--border);
}
.badge.running { background: var(--green); color: #06210f; }
.badge.stopped { background: var(--border); color: var(--muted); }

.controls { display: flex; gap: 10px; }
.btn {
    padding: 10px 16px;
    border-radius: 8px;
    border: 1px solid var(--border);
    background: #1f2330;
    color: var(--text);
    cursor: pointer;
    font-size: 14px;
}
.btn:hover { filter: brightness(1.15); }
.btn-green { background: var(--green); color: #06210f; border: none; }
.btn-red { background: var(--red); color: #2b0505; border: none; }

.big-number { font-size: 28px; font-weight: 700; margin: 0; }
.hint { font-size: 12px; color: var(--muted); margin: 0 0 12px; }
.pct-pos { color: var(--green); }
.pct-neg { color: var(--red); }
.btn-small { padding: 4px 10px; font-size: 12px; border-radius: 6px; }
.btn-ghost { background: transparent; border-color: var(--border); color: var(--muted); }
.btn-ghost:hover { color: var(--text); border-color: var(--muted); }

.price-cell { transition: color 0.15s, background-color 0.15s; border-radius: 4px; }
.price-cell.flash-up { color: var(--green); background-color: rgba(34, 197, 94, 0.15); animation: flash-fade 900ms ease-out; }
.price-cell.flash-down { color: var(--red); background-color: rgba(239, 68, 68, 0.15); animation: flash-fade 900ms ease-out; }
@keyframes flash-fade {
    from { background-color: rgba(255, 255, 255, 0.25); }
    to { background-color: transparent; }
}

.grid-4 { display: grid; grid-template-columns: repeat(2, 1fr); gap: 10px; }
.grid-4 div { background: #12141c; border-radius: 8px; padding: 10px; text-align: center; }
.grid-4 .val { font-size: 18px; font-weight: 700; display: block; }
.grid-4 .lbl { font-size: 11px; color: var(--muted); }

.events-list { list-style: none; margin: 0; padding: 0; max-height: 420px; overflow-y: auto; }
.events-list li { padding: 8px 0; border-bottom: 1px solid var(--border); font-size: 13px; color: var(--text); }
.events-list li .ts { color: #565b70; margin-right: 8px; font-size: 12px; }
.events-list li .event-cat {
    display: inline-block; font-size: 11px; font-weight: 600; color: var(--accent);
    background: rgba(99, 102, 241, 0.15); border-radius: 5px; padding: 2px 6px; margin-right: 8px;
}
.events-list li.event-warning .event-cat { color: #f59e0b; background: rgba(245, 158, 11, 0.15); }
.events-list li.event-error .event-cat { color: var(--red); background: rgba(239, 68, 68, 0.15); }
.events-list li.event-error { color: var(--red); }

.settings-form { display: flex; flex-direction: column; gap: 14px; max-width: 480px; }
.settings-form label { display: flex; flex-direction: column; gap: 6px; font-size: 13px; color: var(--muted); }
.settings-form input[type=text], .settings-form input[type=number] {
    background: #0f1115; border: 1px solid var(--border); border-radius: 6px;
    padding: 8px 10px; color: var(--text); font-size: 14px;
}
.settings-form fieldset { border: 1px solid var(--border); border-radius: 8px; }
.settings-form .checkbox { flex-direction: row; align-items: center; gap: 8px; }
.settings-form select {
    background: #0f1115; border: 1px solid var(--border); border-radius: 6px;
    padding: 8px 10px; color: var(--text); font-size: 14px;
}

.calc-row { display: flex; gap: 14px; flex-wrap: wrap; margin-bottom: 14px; }
.calc-row label { display: flex; flex-direction: column; gap: 6px; font-size: 13px; color: var(--muted); }
.calc-row input {
    background: #0f1115; border: 1px solid var(--border); border-radius: 6px;
    padding: 8px 10px; color: var(--text); font-size: 14px; width: 160px;
}
.calc-result {
    background: #12141c; border: 1px solid var(--border); border-radius: 8px;
    padding: 14px; font-size: 13px; line-height: 1.6; color: var(--text);
}
.calc-result strong { color: var(--accent); }

.trades-table { width: 100%; border-collapse: collapse; font-size: 13px; }
.trades-table th, .trades-table td { text-align: left; padding: 8px; border-bottom: 1px solid var(--border); }
.trades-table th { color: var(--muted); font-weight: 500; }
.pnl-pos { color: var(--green); }
.pnl-neg { color: var(--red); }

.login-body { display: flex; align-items: center; justify-content: center; height: 100vh; background: var(--bg); }
.login-card {
    background: var(--panel); border: 1px solid var(--border); border-radius: 12px;
    padding: 32px; width: 280px; display: flex; flex-direction: column; gap: 14px;
}
.login-card h1 { font-size: 18px; margin: 0 0 4px; text-align: center; }
.login-card input { padding: 10px; border-radius: 8px; border: 1px solid var(--border); background: #0f1115; color: var(--text); }
.login-card .error { color: var(--red); font-size: 13px; margin: 0; }