:root {
  --bg: #07111f;
  --panel: #0d1b2e;
  --panel-2: #10233b;
  --line: #243955;
  --text: #f4f7fb;
  --muted: #92a6bf;
  --accent: #59d0ff;
  --good: #54d6a0;
  --bad: #ff7185;
  --warning: #ffc857;
  --radius: 18px;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  background:
    radial-gradient(circle at 10% 0%, rgba(89,208,255,.10), transparent 28%),
    var(--bg);
  color: var(--text);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "Noto Sans TC", sans-serif;
}

button, input, select { font: inherit; }

.topbar {
  position: sticky;
  top: 0;
  z-index: 20;
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 20px clamp(18px, 4vw, 48px);
  background: rgba(7,17,31,.88);
  backdrop-filter: blur(14px);
  border-bottom: 1px solid rgba(255,255,255,.06);
}

.eyebrow {
  margin: 0 0 4px;
  color: var(--accent);
  font-size: 12px;
  letter-spacing: .16em;
  font-weight: 800;
}

h1, h2, h3, p { margin-top: 0; }
h1 { margin-bottom: 0; font-size: clamp(24px, 4vw, 38px); }
h2 { margin-bottom: 5px; font-size: 20px; }
h3 { margin-bottom: 0; }

.status {
  padding: 8px 12px;
  border-radius: 999px;
  background: var(--panel-2);
  color: var(--muted);
  font-size: 13px;
}

.layout {
  width: min(1440px, calc(100% - 28px));
  margin: 24px auto 56px;
  display: grid;
  grid-template-columns: minmax(0, 1.7fr) minmax(300px, .8fr);
  gap: 18px;
}

.panel, .metric {
  background: linear-gradient(180deg, rgba(16,35,59,.95), rgba(13,27,46,.95));
  border: 1px solid rgba(255,255,255,.07);
  border-radius: var(--radius);
  box-shadow: 0 18px 45px rgba(0,0,0,.18);
}

.panel { padding: 22px; }

.controls, .summary-grid, .table-panel { grid-column: 1 / -1; }

.panel-title {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  margin-bottom: 18px;
}

.panel-title.compact { margin-bottom: 12px; }
.panel-title p { margin-bottom: 0; color: var(--muted); font-size: 14px; }

.primary {
  border: 0;
  border-radius: 12px;
  padding: 11px 18px;
  color: #04101c;
  background: var(--accent);
  font-weight: 800;
  cursor: pointer;
}

.control-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 12px;
}

label {
  color: var(--muted);
  font-size: 13px;
}

input, select {
  width: 100%;
  margin-top: 7px;
  padding: 11px 12px;
  border: 1px solid var(--line);
  border-radius: 10px;
  background: #081627;
  color: var(--text);
  outline: none;
}

input:focus, select:focus { border-color: var(--accent); }

.weights-wrap { margin-top: 20px; }
.weights-head {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 10px;
}
.weights-head span { color: var(--muted); font-size: 13px; }

.weights {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 10px;
}

.weight-row {
  display: grid;
  grid-template-columns: 54px 1fr 68px 18px;
  align-items: center;
  gap: 8px;
  padding: 10px;
  border-radius: 12px;
  background: #081627;
  border: 1px solid var(--line);
}
.weight-row .symbol { color: var(--accent); font-weight: 800; }
.weight-row .name { color: var(--text); font-size: 12px; }
.weight-row input { margin: 0; padding: 8px; text-align: right; }
.weight-row .pct { color: var(--muted); }

.summary-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 14px;
}

.metric { padding: 18px 20px; }
.metric span { display: block; color: var(--muted); font-size: 13px; margin-bottom: 10px; }
.metric strong { font-size: clamp(24px, 3vw, 34px); }

.chart-box { height: 430px; }
.chart-box.small { height: 430px; }

.table-scroll {
  overflow: auto;
  max-height: 560px;
  border: 1px solid var(--line);
  border-radius: 12px;
}

table {
  width: 100%;
  border-collapse: collapse;
  min-width: 1180px;
  font-variant-numeric: tabular-nums;
}

th, td {
  padding: 11px 12px;
  border-bottom: 1px solid rgba(255,255,255,.06);
  text-align: right;
  white-space: nowrap;
}

th:first-child, td:first-child { text-align: left; }
th {
  position: sticky;
  top: 0;
  background: #0a1829;
  color: var(--muted);
  font-size: 12px;
  z-index: 2;
}
td { font-size: 13px; }
tbody tr:hover { background: rgba(89,208,255,.04); }

.positive { color: var(--good); }
.negative { color: var(--bad); }
.hidden { display: none; }

@media (max-width: 980px) {
  .layout { grid-template-columns: 1fr; }
  .chart-panel, .panel { grid-column: 1; }
  .controls, .summary-grid, .table-panel { grid-column: 1; }
  .control-grid { grid-template-columns: repeat(2, 1fr); }
  .weights { grid-template-columns: repeat(2, 1fr); }
  .summary-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 620px) {
  .topbar { padding: 16px; }
  .layout { width: min(100% - 18px, 1440px); margin-top: 12px; }
  .panel { padding: 16px; }
  .panel-title { align-items: flex-start; }
  .control-grid, .weights, .summary-grid { grid-template-columns: 1fr; }
  .weight-row { grid-template-columns: 56px 1fr 76px 18px; }
  .chart-box, .chart-box.small { height: 340px; }
}