:root {
    --bg: #0d1117;
    --card: #161b22;
    --card-hover: #1c2333;
    --border: #30363d;
    --text: #c9d1d9;
    --text-muted: #8b949e;
    --primary: #58a6ff;
    --success: #3fb950;
    --danger: #f85149;
    --warning: #d29922;
    --info: #79c0ff;
    --font: 'Segoe UI', system-ui, -apple-system, sans-serif;
    --scrollbar-bg: #161b22;
    --scrollbar-thumb: #30363d;
    --scrollbar-thumb-hover: #484f58;
}

/* ─── Custom Scrollbar ── */
::-webkit-scrollbar { width:8px; height:8px; }
::-webkit-scrollbar-track { background:var(--scrollbar-bg); }
::-webkit-scrollbar-thumb { background:var(--scrollbar-thumb); border-radius:4px; }
::-webkit-scrollbar-thumb:hover { background:var(--scrollbar-thumb-hover); }
::-webkit-scrollbar-corner { background:var(--scrollbar-bg); }
* { scrollbar-width:thin; scrollbar-color:var(--scrollbar-thumb) var(--scrollbar-bg); }

* { margin: 0; padding: 0; box-sizing: border-box; }

body {
    font-family: var(--font);
    background: var(--bg);
    color: var(--text);
    line-height: 1.6;
    padding: 16px;
    min-height: 100vh;
}

#app { max-width: 1200px; margin: 0 auto; }

header {
    padding: 16px 0 12px;
    border-bottom: 1px solid var(--border);
    margin-bottom: 20px;
}
.header-main { display: flex; align-items: center; justify-content: space-between; gap: 16px; }
.header-right { text-align: center; flex: 1; }
.header-right h1 { font-size: 26px; font-weight: 700; color: var(--primary); }
.subtitle { display: block; color: var(--text-muted); font-size: 13px; margin-top: 2px; }
.header-left { flex-shrink: 0; }
.btn-settings { background: var(--card); border: 1px solid var(--border); color: var(--text-muted); padding: 6px 14px; font-size: 12px; border-radius: 6px; cursor: pointer; transition: all 0.2s; font-family: var(--font); }
.btn-settings:hover { border-color: var(--primary); color: var(--primary); background: var(--bg); }

/* Bot List */
.bots-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 16px;
}
.bots-header h2 { font-size: 18px; color: var(--text); }
.bots-table-wrap { overflow-x: auto; }

table {
    width: 100%;
    border-collapse: collapse;
    background: var(--card);
    border: 1px solid var(--border);
    border-radius: 8px;
    overflow: hidden;
    margin-bottom: 20px;
}
th {
    background: var(--bg);
    color: var(--text-muted);
    font-size: 11px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    padding: 10px 12px;
    text-align: right;
    border-bottom: 1px solid var(--border);
    white-space: nowrap;
}
td {
    padding: 10px 12px;
    border-bottom: 1px solid var(--border);
    font-size: 13px;
}
tr:last-child td { border-bottom: none; }
tr:hover td { background: var(--card-hover); }
.bot-row { cursor: pointer; }

.bot-actions { white-space: nowrap; text-align: center; }
.btn-sm {
    border: 1px solid var(--border);
    border-radius: 4px;
    padding: 4px 10px;
    cursor: pointer;
    font-size: 14px;
    background: var(--card);
    color: var(--text);
    margin: 0 2px;
    transition: all 0.2s;
}
.btn-sm:hover { background: var(--card-hover); }
.btn-start-s { color: var(--success); }
.btn-start-s:hover { background: #1a7f37; color: #fff; }
.btn-stop-s { color: var(--danger); }
.btn-stop-s:hover { background: #a32f2b; color: #fff; }
.btn-kill-s { color: var(--warning); }
.btn-kill-s:hover { background: #7a5d12; color: #fff; }

.badge {
    display: inline-block;
    padding: 2px 10px;
    border-radius: 12px;
    font-size: 11px;
    font-weight: 600;
}
.badge-ok { background: #1a7f3733; color: var(--success); border: 1px solid var(--success); }
.badge-off { background: #a32f2b33; color: var(--danger); border: 1px solid var(--danger); }

.positive { color: var(--success); }
.negative { color: var(--danger); }
.text-muted { color: var(--text-muted); }
.small { font-size: 11px; max-width: 200px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }

/* Bot Detail */
.detail-header {
    display: flex;
    align-items: center;
    gap: 16px;
    margin-bottom: 16px;
    padding-bottom: 12px;
    border-bottom: 1px solid var(--border);
}
.detail-header h2 { font-size: 20px; color: var(--primary); }
.detail-bot-id { font-size: 12px; color: var(--text-muted); }

.detail-cards {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(150px, 1fr));
    gap: 10px;
    margin-bottom: 16px;
}

.detail-actions {
    display: flex;
    gap: 10px;
    margin-bottom: 16px;
    flex-wrap: wrap;
}

.config-summary {
    display: flex;
    flex-wrap: wrap;
    gap: 16px;
    background: var(--card);
    border: 1px solid var(--border);
    border-radius: 8px;
    padding: 12px 16px;
    margin-bottom: 16px;
    font-size: 12px;
    color: var(--text-muted);
}
.config-summary span { white-space: nowrap; }

.detail-tabs {
    display: flex;
    gap: 4px;
    margin-bottom: 12px;
    border-bottom: 1px solid var(--border);
}
.dtab {
    padding: 8px 18px;
    border: none;
    background: transparent;
    color: var(--text-muted);
    cursor: pointer;
    font-size: 13px;
    font-family: var(--font);
    border-bottom: 2px solid transparent;
    transition: all 0.2s;
}
.dtab:hover { color: var(--text); }
.dtab.active { color: var(--primary); border-bottom-color: var(--primary); }
.dtab-content { display: none; }
.dtab-content.active { display: block; }
#detailRounds, #detailTrades { max-height:50vh; overflow-y:auto; }
#detailRounds table, #detailTrades table { width:100%; }
#detailRounds thead th, #detailTrades thead th { position:sticky; top:0; background:var(--card); z-index:1; }

/* Buttons */
.btn {
    padding: 10px 22px;
    border: 1px solid var(--border);
    border-radius: 6px;
    background: var(--card);
    color: var(--text);
    cursor: pointer;
    font-size: 14px;
    font-family: var(--font);
    transition: all 0.2s;
}
.btn:hover { background: var(--card-hover); border-color: var(--text-muted); }
.btn:disabled { opacity: 0.5; cursor: default; }
.btn-primary { background: var(--primary); border-color: var(--info); color: #fff; font-weight: 600; }
.btn-primary:hover { background: #79c0ff; }
.btn-start { background: #1a7f37; border-color: #238636; color: #fff; }
.btn-start:hover { background: #238636; }
.btn-stop { background: #a32f2b; border-color: #c93a36; color: #fff; }
.btn-stop:hover { background: #c93a36; }
.btn-kill { background: #b02a37; border-color: #dc3545; color: #fff; font-weight: 700; }
.btn-kill:hover { background: #dc3545; }
.btn-reset { background: #7a5d12; border-color: #9e7718; color: #fff; }
.btn-reset:hover { background: #9e7718; }
.btn-save { background: var(--primary); border-color: var(--info); color: #fff; width: 100%; margin-top: 12px; }
.btn-save:hover { background: #79c0ff; }

/* Logs */
.log-output {
    background: #000;
    border: 1px solid var(--border);
    border-radius: 8px;
    padding: 14px;
    font-family: 'Cascadia Code', 'Fira Code', 'Consolas', monospace;
    font-size: 12px;
    line-height: 1.7;
    max-height: 400px;
    overflow-y: auto;
    white-space: pre-wrap;
    word-break: break-all;
}
.log-output .info { color: var(--text-muted); }
.log-output .success { color: var(--success); font-weight: 600; }
.log-output .warning { color: var(--warning); }
.log-output .error { color: var(--danger); }
.log-output .critical { color: var(--danger); font-weight: bold; background: #2d1215; }
.log-output .emergency { color: #fff; font-weight: bold; background: #7a1a1a; animation: pulse 1s infinite; }
@keyframes pulse { 0%, 100% { opacity: 1; } 50% { opacity: 0.6; } }
.log-controls { display: flex; gap: 8px; margin-bottom: 10px; }

/* Modal */
.modal-overlay {
    position: fixed;
    top: 0; left: 0; right: 0; bottom: 0;
    background: rgba(0,0,0,0.7);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 1000;
}
.modal-box {
    background: var(--card);
    border: 1px solid var(--border);
    border-radius: 12px;
    padding: 24px;
    width: 400px;
    max-width: 90vw;
    position: relative;
    max-height: 85vh;
    overflow-y: auto;
}
.modal-close {
    position: absolute;
    top: 8px; left: 12px;
    background: none;
    border: none;
    color: var(--text-muted);
    font-size: 24px;
    cursor: pointer;
    line-height: 1;
    padding: 4px;
}
.modal-close:hover { color: var(--text); }
.modal-box h3 { font-size: 16px; color: var(--primary); margin-bottom: 12px; text-align: center; }

/* Wizard */
.wizard-box { width: 480px; }
.wizard-steps {
    display: flex;
    justify-content: center;
    gap: 6px;
    margin-bottom: 12px;
}
.wstep {
    width: 26px; height: 26px;
    border-radius: 50%;
    background: var(--border);
    color: var(--text-muted);
    display: flex; align-items: center; justify-content: center;
    font-size: 11px; font-weight: 700;
}
.wstep.active { background: var(--primary); color: #fff; }

.wizard-page label {
    display: flex;
    flex-direction: column;
    gap: 3px;
    margin-bottom: 8px;
    font-size: 12px;
    color: var(--text-muted);
}
.wizard-page input, .wizard-page select {
    background: var(--bg);
    border: 1px solid var(--border);
    border-radius: 4px;
    padding: 6px 8px;
    color: var(--text);
    font-size: 13px;
    font-family: var(--font);
    direction: ltr;
}
.wizard-page input:focus, .wizard-page select:focus { outline: none; border-color: var(--primary); }
.wizard-page input[type="range"] { width: 100%; padding: 0; }
.wizard-nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-top: 10px;
    gap: 8px;
}
.wizard-nav-spacer { flex: 1; }
.wizard-nav .btn-save { width: auto; margin-top: 0; }

.wiz-summary {
    background: var(--bg);
    border: 1px solid var(--border);
    border-radius: 8px;
    padding: 12px;
}
.wiz-summary-row {
    display: flex;
    justify-content: space-between;
    padding: 6px 0;
    border-bottom: 1px solid var(--border);
    font-size: 13px;
}
.wiz-summary-row:last-child { border-bottom: none; }
.wiz-summary-row span { color: var(--text-muted); }
.wiz-summary-row strong { color: var(--text); }

/* Card (reused) */
.card {
    background: var(--card);
    border: 1px solid var(--border);
    border-radius: 8px;
    padding: 12px 14px;
    transition: border-color 0.2s;
}
.card:hover { border-color: var(--primary); }
.card-label { font-size: 11px; text-transform: uppercase; color: var(--text-muted); letter-spacing: 0.5px; margin-bottom: 4px; }
.card-value { font-size: 20px; font-weight: 600; font-variant-numeric: tabular-nums; }

/* ─── Edit button in bot list ── */
.btn-edit-s { background:var(--primary); color:#fff; border:1px solid var(--primary); }
.btn-edit-s:hover { background:#4090e0; }

/* ─── Symbol Table (Wizard + Edit) ── */
.wizard-box { padding:16px 20px; }
.wizard-body { display:flex; flex-direction:column; min-height:0; max-height:60vh; }
#wizStep1 { display:flex; flex-direction:column; min-height:0; }
#wizStep1 #wizSymbolTableWrap { flex:1; overflow-y:auto; min-height:0; max-height:22vh; }
/* Filter row */
.wiz-filter-row { display:flex; gap:6px; margin-bottom:4px; flex-shrink:0; }
.wiz-filter-row input { flex:1; background:var(--bg); border:1px solid var(--border); border-radius:4px; padding:5px 8px; color:var(--text); font-size:12px; direction:rtl; }
.wiz-filter-row input:focus { outline:none; border-color:var(--primary); }
#wizSymbol { cursor:pointer; }
/* Bottom row: type tabs + leverage */
.wiz-bottom-row { display:flex; align-items:center; gap:8px; margin-top:4px; flex-shrink:0; }
.wiz-type-tabs { display:flex; border:1px solid var(--border); border-radius:6px; overflow:hidden; flex-shrink:0; }
.wiz-type-tab { padding:4px 14px; font-size:12px; cursor:pointer; color:var(--text-muted); background:var(--card); user-select:none; }
.wiz-type-tab.active { background:var(--primary); color:#fff; }
.wiz-type-tab:not(.active):hover { background:var(--bg); }
/* Leverage row */
#wizStep1 #wizLeverageGroup.wiz-lever-row { display:flex; align-items:center; gap:4px; font-size:13px; color:var(--text-muted); flex:1; min-width:0; }
#wizStep1 .wiz-lever-row span { white-space:nowrap; line-height:1; }
#wizStep1 .wiz-lever-row input[type="range"] { flex:1; padding:0; min-width:20px; width:auto; max-width:100%; height:6px; }
#wizSymbolTableWrap table, #editSymbolTableWrap table { margin:0; width:100%; }
#wizSymbolTableWrap th, #editSymbolTableWrap th { position:sticky; top:0; background:var(--card); z-index:1; cursor:pointer; user-select:none; white-space:nowrap; font-size:11px; padding:4px 6px; }
#wizSymbolTableWrap th .sort-arrow, #editSymbolTableWrap th .sort-arrow { opacity:0.4; margin-right:3px; font-size:9px; }
#wizSymbolTableWrap th.sort-asc .sort-arrow::after, #editSymbolTableWrap th.sort-asc .sort-arrow::after { content:'▲'; opacity:1; }
#wizSymbolTableWrap th.sort-desc .sort-arrow::after, #editSymbolTableWrap th.sort-desc .sort-arrow::after { content:'▼'; opacity:1; }
#wizSymbolTableWrap td, #editSymbolTableWrap td { cursor:pointer; padding:3px 6px; font-size:11px; }
#wizSymbolTableWrap tr.selected, #editSymbolTableWrap tr.selected { background:var(--primary); color:#fff; }
#wizSymbolTableWrap tr.selected td, #editSymbolTableWrap tr.selected td { color:#fff; }

/* ─── Delete bot button ── */
.btn-delete-s { background:var(--danger); color:#fff; border:1px solid var(--danger); }
.btn-delete-s:hover { background:#d0342c; }

/* ─── Range slider group in wizard ── */
.range-group { display:flex; align-items:center; gap:8px; }
.range-group input[type="range"] { flex:1; padding:0; height:6px; -webkit-appearance:none; appearance:none; border-radius:3px; outline:none; }
.range-group input[type="range"]::-webkit-slider-thumb { -webkit-appearance:none; width:18px; height:18px; border-radius:50%; background:var(--primary); cursor:pointer; border:2px solid var(--card); }
.range-group input[type="range"]::-moz-range-thumb { width:18px; height:18px; border-radius:50%; background:var(--primary); cursor:pointer; border:2px solid var(--card); }
.range-val { min-width:24px; text-align:center; font-weight:700; font-size:15px; color:var(--text); direction:ltr; }

/* Capital range: green→yellow→red */
.cap-range { background:linear-gradient(to right, #3fb950, #d29922, #f85149); }
.vol-range { background:var(--primary); }

/* ─── Live USDT display in wizard ── */
.wiz-usdt { display:block; font-size:11px; color:var(--primary); margin-top:2px; direction:ltr; text-align:right; min-height:16px; }

/* ─── Capital Summary ── */
.detail-config-title { font-size:15px; font-weight:600; margin-bottom:10px; color:var(--text); }
.capital-summary { background:var(--bg); border:1px solid var(--border); border-radius:8px; padding:10px 14px; margin-bottom:12px; }
.cap-row { display:flex; justify-content:space-between; padding:4px 0; font-size:13px; }
.cap-row + .cap-row { border-top:1px solid var(--border); }
.cap-total strong { color:var(--primary); }
.cap-alloc strong { color:var(--success); }
.config-summary span { font-size:13px; color:var(--text-muted); }
.config-summary span strong { color:var(--text); }
.transfer-row { margin-top:8px; text-align:center; }
.transfer-row .btn { padding:6px 16px; font-size:12px; }

/* ─── Settings Modal ── */
.settings-body { display: flex; flex-direction: column; gap: 10px; }
.settings-body label { display: flex; flex-direction: column; gap: 4px; font-size: 12px; color: var(--text-muted); }
.settings-body input[type="text"] { background: var(--bg); border: 1px solid var(--border); border-radius: 4px; padding: 8px 10px; color: var(--text); font-size: 13px; direction: ltr; font-family: var(--font); }
.settings-body input[type="text"]:focus { outline: none; border-color: var(--primary); }
.settings-dryrun { flex-direction: row !important; align-items: center; gap: 8px !important; }
.settings-dryrun input[type="checkbox"] { width: 16px; height: 16px; accent-color: var(--primary); cursor: pointer; }
.settings-status { font-size: 12px; text-align: center; min-height: 20px; padding: 4px; border-radius: 4px; }
.settings-status.ok { color: var(--success); background: #1a7f3722; }
.settings-status.err { color: var(--danger); background: #a32f2b22; }

/* ─── Support Popup ─────────────────────────────────── */
.support-popup {
    position: fixed; bottom: 20px; left: 20px; z-index: 9999;
    cursor: pointer; direction: ltr;
}
.support-icon {
    display: flex; align-items: center; justify-content: center;
    width: 50px; height: 50px; border-radius: 50%;
    background: #1e88e5; color: #fff; font-size: 24px;
    box-shadow: 0 4px 12px rgba(0,0,0,.3); transition: .2s;
}
.support-icon:hover { transform: scale(1.1); }
.support-content {
    display: none; position: absolute; bottom: 60px; left: 0;
    background: #fff; color: #333; padding: 12px 18px;
    border-radius: 10px; box-shadow: 0 4px 16px rgba(0,0,0,.25);
    white-space: nowrap; font-size: 14px; direction: rtl;
}
.support-content a { color: #1e88e5; text-decoration: none; font-weight: bold; }
.support-content a:hover { text-decoration: underline; }

/* Exchange list in settings */
.exchange-row { display:flex; align-items:center; justify-content:space-between; padding:8px 10px; background:var(--bg2,#161b22); border-radius:6px; margin-bottom:6px; border:1px solid var(--border); }
.exchange-row.active { border-color:var(--success); }
.exchange-row .ex-info { display:flex; flex-direction:column; gap:2px; }
.exchange-row .ex-info strong { font-size:14px; }
.exchange-row .ex-info span { font-size:11px; color:var(--text-muted); }
.exchange-row .ex-actions { display:flex; gap:4px; align-items:center; }

/* Responsive */
@media (max-width: 600px) {
    .detail-cards { grid-template-columns: repeat(2, 1fr); }
    .config-summary { flex-direction: column; gap: 8px; }
}