:root {
  --bg: #0a0e13;
  --panel: #10161e;
  --panel-2: #151d27;
  --line: #222d3b;
  --line-2: #2c3a4c;
  --text: #e7edf4;
  --muted: #8a97a8;
  --faint: #5d6a7b;
  --accent: #4cc2ff;
  --buy: #1fc56e;
  --buy-strong: #12a85a;
  --buy-bg: rgba(31, 197, 110, .13);
  --sell: #f0454b;
  --sell-bg: rgba(240, 69, 75, .13);
  --hold: #9aa7b8;
  --hold-bg: rgba(154, 167, 184, .12);
  --warn: #f5a524;
  --warn-bg: rgba(245, 165, 36, .14);
  --chart-grid: rgba(138, 151, 168, .10);
  --c-ema1: #f5a524;
  --c-ema2: #4cc2ff;
  --c-ema3: #c084fc;
  --c-vwap: #f472b6;
  --c-band: rgba(76, 194, 255, .07);
  --shadow: 0 10px 30px rgba(0, 0, 0, .35);
  --radius: 10px;
  color-scheme: dark;
}
:root[data-theme="light"] {
  --bg: #f3f5f8;
  --panel: #ffffff;
  --panel-2: #f6f8fb;
  --line: #e1e6ed;
  --line-2: #cfd7e2;
  --text: #121821;
  --muted: #5b6878;
  --faint: #8d99a8;
  --accent: #0a84c6;
  --buy: #0f9d55;
  --buy-strong: #0b7f45;
  --buy-bg: rgba(15, 157, 85, .10);
  --sell: #d92d33;
  --sell-bg: rgba(217, 45, 51, .09);
  --hold: #6b7889;
  --hold-bg: rgba(107, 120, 137, .10);
  --warn: #b7720a;
  --warn-bg: rgba(245, 165, 36, .15);
  --chart-grid: rgba(91, 104, 120, .12);
  --c-ema1: #d98a00;
  --c-ema2: #0a84c6;
  --c-ema3: #9333ea;
  --c-vwap: #db2777;
  --c-band: rgba(10, 132, 198, .07);
  --shadow: 0 10px 30px rgba(15, 23, 42, .12);
  color-scheme: light;
}

* { box-sizing: border-box; }
html, body { margin: 0; height: 100%; }
body {
  background: var(--bg);
  color: var(--text);
  font: 14px/1.45 -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  font-variant-numeric: tabular-nums;
  -webkit-font-smoothing: antialiased;
}
a { color: var(--accent); }
button, input, select, textarea { font: inherit; color: inherit; }
code, pre, .code { font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace; font-size: 12.5px; }
.muted { color: var(--muted); }
.faint { color: var(--faint); }
.up { color: var(--buy); }
.down { color: var(--sell); }
.hidden { display: none !important; }

/* ---------- buttons & inputs ---------- */
.btn {
  text-decoration: none;
  display: inline-flex; align-items: center; gap: 6px;
  background: var(--panel-2); border: 1px solid var(--line-2); border-radius: 8px;
  padding: 7px 12px; cursor: pointer; white-space: nowrap; transition: border-color .15s, background .15s;
}
.btn:hover { border-color: var(--accent); }
.btn:disabled { opacity: .5; cursor: default; }
.btn.primary { background: var(--accent); border-color: var(--accent); color: #04121c; font-weight: 600; }
.btn.small { padding: 4px 9px; font-size: 12.5px; }
.btn.ghost { background: transparent; border-color: transparent; }
.btn.ghost:hover { border-color: var(--line-2); }
.btn.on { border-color: var(--accent); color: var(--accent); }
input, select, textarea {
  background: var(--panel-2); border: 1px solid var(--line-2); border-radius: 8px; padding: 8px 10px; width: 100%;
}
input:focus, select:focus, textarea:focus, .btn:focus-visible { outline: 2px solid var(--accent); outline-offset: 1px; }

/* ---------- auth / install ---------- */
body.auth { display: grid; place-items: center; padding: 24px 16px; }
.auth-card { width: 100%; max-width: 380px; background: var(--panel); border: 1px solid var(--line); border-radius: 14px; padding: 28px; box-shadow: var(--shadow); }
.auth-card.wide { max-width: 640px; }
.auth-card h1 { font-size: 20px; margin: 14px 0 8px; }
.brand { display: flex; align-items: center; gap: 8px; font-weight: 700; font-size: 16px; letter-spacing: .2px; }
.logo { color: var(--accent); font-size: 18px; }
.form-grid { display: grid; gap: 14px; margin-top: 16px; }
.form-grid label { display: grid; gap: 6px; font-size: 13px; color: var(--muted); }
.grid2 { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
.span2 { grid-column: span 2; }
.alert { padding: 10px 12px; border-radius: 8px; margin: 10px 0; }
.alert.ok { background: var(--buy-bg); color: var(--buy); }
.alert.sell { background: var(--sell-bg); color: var(--sell); }
.alert.warn { background: var(--warn-bg); color: var(--warn); }
.steps li { margin-bottom: 12px; }
pre.code, textarea.code { background: var(--panel-2); border: 1px solid var(--line); border-radius: 8px; padding: 10px; overflow-x: auto; white-space: pre-wrap; word-break: break-all; }

/* ---------- app shell ---------- */
.topbar {
  position: sticky; top: 0; z-index: 20;
  display: flex; align-items: center; gap: 14px; flex-wrap: wrap;
  padding: 10px 16px; background: color-mix(in srgb, var(--bg) 88%, transparent);
  backdrop-filter: blur(8px); border-bottom: 1px solid var(--line);
}
.topbar .brand { margin-right: 6px; }
.chip { display: inline-flex; align-items: center; gap: 7px; padding: 4px 10px; border-radius: 999px; background: var(--panel-2); border: 1px solid var(--line); font-size: 12.5px; }
.dot { width: 8px; height: 8px; border-radius: 50%; background: var(--hold); }
.dot.live { background: var(--buy); box-shadow: 0 0 0 0 rgba(31, 197, 110, .6); animation: pulse 2s infinite; }
.dot.pause { background: var(--warn); }
@keyframes pulse { 0% { box-shadow: 0 0 0 0 rgba(31, 197, 110, .55); } 70% { box-shadow: 0 0 0 7px rgba(31, 197, 110, 0); } 100% { box-shadow: 0 0 0 0 rgba(31, 197, 110, 0); } }
.topbar .spacer { flex: 1; }
.topbar .note { font-size: 12px; color: var(--muted); }
.demo-banner { background: var(--warn-bg); color: var(--warn); text-align: center; padding: 6px; font-size: 12.5px; font-weight: 600; }

.layout {
  display: grid; gap: 14px; padding: 14px 16px 30px;
  grid-template-columns: minmax(420px, 500px) minmax(0, 1fr) 360px;
  grid-template-areas: "wl detail side";
  align-items: start;
}
#wlPanel { grid-area: wl; }
#detail { grid-area: detail; }
.side { grid-area: side; }
.panel { background: var(--panel); border: 1px solid var(--line); border-radius: var(--radius); min-width: 0; }
.panel-h { display: flex; align-items: center; gap: 8px; padding: 12px 14px; border-bottom: 1px solid var(--line); }
.panel-h h2 { font-size: 13px; margin: 0; text-transform: uppercase; letter-spacing: .6px; color: var(--muted); font-weight: 650; }
.panel-h .spacer { flex: 1; }
.panel-b { padding: 12px 14px; }

/* ---------- watchlist ---------- */
.wl-tools { display: flex; gap: 6px; padding: 10px 14px; border-bottom: 1px solid var(--line); flex-wrap: wrap; }
.wl-tools form { display: flex; gap: 6px; margin-left: auto; }
.wl-tools input { width: 120px; padding: 5px 9px; text-transform: uppercase; }
.seg { display: inline-flex; background: var(--panel-2); border: 1px solid var(--line); border-radius: 8px; padding: 2px; }
.seg button { border: 0; background: transparent; padding: 4px 10px; border-radius: 6px; cursor: pointer; font-size: 12.5px; color: var(--muted); }
.seg button.on { background: var(--panel); color: var(--text); box-shadow: 0 1px 0 var(--line-2); }
.wl { width: 100%; border-collapse: collapse; }
.wl th { position: sticky; top: 0; font-size: 11.5px; text-transform: uppercase; letter-spacing: .5px; color: var(--faint); font-weight: 600; text-align: left; padding: 8px 10px; border-bottom: 1px solid var(--line); background: var(--panel); cursor: pointer; user-select: none; }
.wl th.r, .wl td.r { text-align: right; }
.wl td { padding: 9px 10px; border-bottom: 1px solid var(--line); vertical-align: middle; }
.wl tr.row { cursor: pointer; transition: background .12s; }
.wl tr.row:hover { background: var(--panel-2); }
.wl tr.row.sel { background: color-mix(in srgb, var(--accent) 10%, transparent); box-shadow: inset 3px 0 0 var(--accent); }
.wl tr.flash { animation: flash 1.6s ease-out; }
@keyframes flash { from { background: color-mix(in srgb, var(--accent) 28%, transparent); } }
.sym { font-weight: 700; letter-spacing: .3px; }
.sym .pos-dot { display: inline-block; width: 7px; height: 7px; border-radius: 50%; background: var(--warn); margin-left: 5px; vertical-align: middle; }
.nm { font-size: 11.5px; color: var(--faint); max-width: 130px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.px { font-weight: 600; }
.chg { font-size: 12px; }
.wl .err { color: var(--warn); font-size: 11.5px; }
.wl-scroll { max-height: calc(100vh - 210px); overflow: auto; }
.empty { padding: 26px 14px; text-align: center; color: var(--muted); }

/* badges */
.badge { display: inline-flex; align-items: center; gap: 5px; padding: 3px 8px; border-radius: 6px; font-size: 11.5px; font-weight: 700; letter-spacing: .3px; white-space: nowrap; }
.badge.STRONG_BUY { background: var(--buy); color: #03140a; }
.badge.BUY { background: var(--buy-bg); color: var(--buy); }
.badge.HOLD { background: var(--hold-bg); color: var(--hold); }
.badge.SELL { background: var(--sell-bg); color: var(--sell); }
.badge.STRONG_SELL { background: var(--sell); color: #fff; }
.badge.stale { opacity: .55; }
.badge.lg { font-size: 15px; padding: 6px 12px; border-radius: 8px; }
.sc { font-size: 11px; color: var(--faint); margin-left: 3px; }
.wl td.sg .sc { display: block; margin: 2px 0 0 1px; }
.acc { font-size: 11.5px; color: var(--muted); white-space: nowrap; }

/* ---------- detail ---------- */
.d-head { display: flex; align-items: flex-end; gap: 16px; flex-wrap: wrap; padding: 14px 16px 10px; }
.d-head .code { font-size: 22px; font-weight: 800; letter-spacing: .4px; }
.d-head .name { color: var(--muted); font-size: 13px; }
.d-head .big { font-size: 26px; font-weight: 700; }
.d-head .stats { display: flex; gap: 16px; flex-wrap: wrap; font-size: 12.5px; color: var(--muted); margin-left: auto; }
.d-head .stats b { color: var(--text); font-weight: 600; }
.tabs { display: flex; gap: 4px 4px; padding: 0 16px; border-bottom: 1px solid var(--line); flex-wrap: wrap; align-items: center; }
.tabs button { white-space: nowrap; background: none; border: 0; border-bottom: 2px solid transparent; padding: 10px 12px; cursor: pointer; color: var(--muted); font-weight: 600; }
.tabs button.on { color: var(--text); border-bottom-color: var(--accent); }
.tabs .spacer { flex: 1; }
.tabs .legend { display: flex; gap: 6px; align-items: center; flex-wrap: wrap; padding: 6px 0; }
.legend .lg-item { display: inline-flex; align-items: center; gap: 5px; font-size: 11.5px; color: var(--muted); cursor: pointer; padding: 2px 6px; border-radius: 5px; border: 1px solid transparent; user-select: none; }
.legend .lg-item.off { opacity: .4; }
.legend .lg-item i { width: 12px; height: 3px; border-radius: 2px; display: inline-block; }
.chart-wrap { position: relative; height: 520px; }
.chart-wrap canvas { position: absolute; inset: 0; width: 100%; height: 100%; touch-action: none; }
.chart-tip { position: absolute; left: 10px; top: 8px; font-size: 11.5px; color: var(--muted); pointer-events: none; display: flex; gap: 10px; flex-wrap: wrap; max-width: calc(100% - 90px); }
.chart-tip b { color: var(--text); font-weight: 600; }
.chart-msg { position: absolute; inset: 0; display: grid; place-items: center; color: var(--muted); }
.chart-hint { position: absolute; left: 10px; bottom: 26px; font-size: 10.5px; color: var(--faint); pointer-events: none; }

.cards { display: grid; grid-template-columns: minmax(0, 1.3fr) minmax(0, 1fr); gap: 14px; padding: 14px 16px 16px; }
.card { background: var(--panel-2); border: 1px solid var(--line); border-radius: var(--radius); padding: 14px; min-width: 0; }
.card h3 { margin: 0 0 10px; font-size: 12px; text-transform: uppercase; letter-spacing: .6px; color: var(--muted); font-weight: 650; display: flex; align-items: center; gap: 8px; }
.card h3 .spacer { flex: 1; }
.sig-top { display: flex; align-items: center; gap: 12px; flex-wrap: wrap; }
.gauge { flex: 1; min-width: 160px; }
.gauge .bar { position: relative; height: 8px; border-radius: 4px; background: linear-gradient(90deg, var(--sell) 0%, var(--sell-bg) 37%, var(--hold-bg) 50%, var(--buy-bg) 63%, var(--buy) 100%); }
.gauge .needle { position: absolute; top: -4px; width: 3px; height: 16px; border-radius: 2px; background: var(--text); transform: translateX(-50%); transition: left .4s; }
.gauge .ticks { display: flex; justify-content: space-between; font-size: 10.5px; color: var(--faint); margin-top: 4px; }
.note-line { font-size: 12px; color: var(--warn); margin-top: 8px; }
.plan { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 8px; margin: 14px 0 6px; }
.plan div { background: var(--panel); border: 1px solid var(--line); border-radius: 8px; padding: 8px 10px; }
.plan span { display: block; font-size: 11px; color: var(--faint); text-transform: uppercase; letter-spacing: .4px; }
.plan b { font-size: 15px; }
.plan small { display: block; color: var(--muted); font-size: 11.5px; }
.plan .stop b { color: var(--sell); }
.plan .tp b { color: var(--buy); }
.reasons { list-style: none; padding: 0; margin: 10px 0 0; display: grid; gap: 5px; }
.reasons li { display: grid; grid-template-columns: 38px 1fr; gap: 8px; font-size: 13px; align-items: baseline; }
.reasons .pts { font-weight: 700; font-size: 12px; text-align: right; }
.reasons .r-pos .pts { color: var(--buy); }
.reasons .r-neg .pts { color: var(--sell); }
.reasons .r-zero .pts { color: var(--faint); }
.reasons .r-zero { color: var(--muted); }
.snap { display: flex; flex-wrap: wrap; gap: 6px 14px; font-size: 12px; color: var(--muted); margin-top: 12px; padding-top: 10px; border-top: 1px dashed var(--line); }
.snap b { color: var(--text); font-weight: 600; }

.bt-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 8px; }
.bt-grid div { background: var(--panel); border: 1px solid var(--line); border-radius: 8px; padding: 8px 10px; }
.bt-grid span { display: block; font-size: 11px; color: var(--faint); text-transform: uppercase; letter-spacing: .4px; }
.bt-grid b { font-size: 16px; white-space: nowrap; }
.bt-grid span, .plan span { white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.bt-note { font-size: 12px; color: var(--muted); margin: 10px 0 0; }
.mini { width: 100%; border-collapse: collapse; font-size: 12px; margin-top: 10px; }
.mini th { text-align: left; color: var(--faint); font-weight: 600; padding: 5px 4px; border-bottom: 1px solid var(--line); font-size: 11px; text-transform: uppercase; }
.mini td { padding: 5px 4px; border-bottom: 1px solid var(--line); }
.mini .r { text-align: right; }
details summary { cursor: pointer; color: var(--muted); font-size: 12.5px; margin-top: 10px; }
.hist { list-style: none; padding: 0; margin: 0; display: grid; gap: 6px; font-size: 12.5px; }
.hist li { display: flex; gap: 8px; align-items: center; flex-wrap: wrap; }

/* ---------- side: alerts & positions ---------- */
.side { display: grid; gap: 14px; position: sticky; top: 64px; }
.alerts { max-height: 46vh; overflow: auto; }
.al { padding: 10px 14px; border-bottom: 1px solid var(--line); border-left: 3px solid transparent; cursor: pointer; }
.al.unread { background: color-mix(in srgb, var(--accent) 6%, transparent); }
.al.buy { border-left-color: var(--buy); }
.al.sell { border-left-color: var(--sell); }
.al.warn { border-left-color: var(--warn); }
.al.info { border-left-color: var(--hold); }
.al .t { font-weight: 650; font-size: 13px; }
.al .m { font-size: 12.5px; color: var(--muted); margin-top: 3px; }
.al .w { font-size: 11px; color: var(--faint); margin-top: 4px; }
.count { background: var(--sell); color: #fff; border-radius: 999px; font-size: 11px; font-weight: 700; padding: 1px 7px; }
.pos { padding: 10px 14px; border-bottom: 1px solid var(--line); }
.pos-top { display: flex; align-items: center; gap: 8px; flex-wrap: wrap; }
.pos-top .pl { margin-left: auto; font-weight: 700; }
.pos .meta { font-size: 12px; color: var(--muted); margin-top: 4px; }
.pos .acts { display: flex; gap: 6px; margin-top: 8px; }
.adv { font-size: 11px; font-weight: 700; padding: 2px 7px; border-radius: 5px; letter-spacing: .3px; }
.adv.HOLD { background: var(--hold-bg); color: var(--hold); }
.adv.TP1, .adv.TP2, .adv.EXIT_TRAIL { background: var(--buy-bg); color: var(--buy); }
.adv.CUT_LOSS, .adv.SELL_SIGNAL { background: var(--sell); color: #fff; }
.adv.CLOSE_DAY { background: var(--warn-bg); color: var(--warn); }
.disclaimer { font-size: 11.5px; color: var(--faint); padding: 0 16px 24px; max-width: 1100px; }

/* ---------- modal & toast ---------- */
.modal-bg { position: fixed; inset: 0; background: rgba(0, 0, 0, .55); display: grid; place-items: center; z-index: 50; padding: 16px; }
.modal { width: 100%; max-width: 440px; background: var(--panel); border: 1px solid var(--line-2); border-radius: 14px; box-shadow: var(--shadow); }
.modal .panel-b { display: grid; gap: 12px; }
.modal label { display: grid; gap: 5px; font-size: 12.5px; color: var(--muted); }
.modal .row2 { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; }
.modal .row3 { display: grid; grid-template-columns: 1fr 1fr 1fr; gap: 10px; }
.modal .foot { display: flex; justify-content: flex-end; gap: 8px; padding: 12px 14px; border-top: 1px solid var(--line); }
.toasts { position: fixed; right: 16px; bottom: 16px; display: grid; gap: 8px; z-index: 60; max-width: min(380px, calc(100vw - 32px)); }
.toast { background: var(--panel); border: 1px solid var(--line-2); border-left: 4px solid var(--accent); border-radius: 10px; padding: 10px 14px; box-shadow: var(--shadow); animation: slide .25s ease-out; }
.toast.buy { border-left-color: var(--buy); }
.toast.sell { border-left-color: var(--sell); }
.toast.warn { border-left-color: var(--warn); }
.toast .t { font-weight: 650; }
.toast .m { font-size: 12.5px; color: var(--muted); margin-top: 2px; }
@keyframes slide { from { transform: translateY(10px); opacity: 0; } }

/* ---------- responsive ---------- */
@media (max-width: 1640px) {
  .layout { grid-template-columns: minmax(380px, 460px) minmax(0, 1fr); grid-template-areas: "wl detail" "side detail"; }
  .side { position: static; }
  .alerts { max-height: 420px; }
  .wl-scroll { max-height: 520px; }
}
@media (max-width: 1000px) {
  .layout { grid-template-columns: 1fr; grid-template-areas: "wl" "detail" "side"; }
  .wl-scroll { max-height: 420px; }
  .cards { grid-template-columns: 1fr; }
  .side { grid-template-columns: 1fr; }
}
@media (max-width: 640px) {
  .chart-hint { display: none; }
  .layout { padding: 10px 10px 24px; gap: 10px; }
  .topbar { padding: 8px 10px; gap: 8px; }
  .topbar .note { display: none; }
  .chart-wrap { height: 430px; }
  .plan { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .bt-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .wl .hide-sm { display: none; }
  .d-head .stats { margin-left: 0; }
  .grid2 { grid-template-columns: 1fr; }
  .span2 { grid-column: auto; }
  .cards { padding: 10px; }
}