:root {
  --ink: #0b3d4a;
  --paper: #f3f7f5;
  --card: #fff;
  --line: #d5e0dc;
  --accent: #0f7a6c;
  --accent-soft: #d8f0eb;
  --up: #c62828;
  --down: #2e7d32;
  --warn: #b86e00;
  --muted: #5f7370;
  --shadow: 0 8px 28px rgba(11, 61, 74, 0.08);
  --radius: 16px;
  --nav-h: 64px;
  font-family: "DM Sans", "Noto Sans TC", system-ui, sans-serif;
  color: var(--ink);
  background: var(--paper);
}
* { box-sizing: border-box; }
html, body { margin: 0; min-height: 100%; }
body {
  background:
    radial-gradient(1100px 420px at 8% -8%, #cfe8e2 0%, transparent 55%),
    radial-gradient(900px 380px at 100% 0%, #dce7f2 0%, transparent 50%),
    var(--paper);
  padding-bottom: calc(var(--nav-h) + env(safe-area-inset-bottom) + 12px);
}
.topbar {
  position: sticky; top: 0; z-index: 20;
  display: flex; align-items: center; justify-content: space-between;
  gap: 12px; padding: 14px 16px;
  backdrop-filter: blur(10px);
  background: rgba(243, 247, 245, 0.92);
  border-bottom: 1px solid var(--line);
}
.brand { display: flex; gap: 12px; align-items: center; }
.brand-mark {
  width: 42px; height: 42px; border-radius: 12px;
  display: grid; place-items: center; font-weight: 700; color: #fff;
  background: linear-gradient(145deg, var(--ink), var(--accent));
}
.brand-title { font-weight: 700; }
.meta-line, .count-line, .hint, .item-sub { color: var(--muted); font-size: 0.8rem; line-height: 1.45; }
main { max-width: 880px; margin: 0 auto; padding: 14px 16px 20px; }
.view { display: none; }
.view.active { display: block; }
.subview { display: none; }
.subview.active { display: block; }
.card, .item {
  background: var(--card); border: 1px solid var(--line);
  border-radius: var(--radius); box-shadow: var(--shadow);
}
.card { padding: 16px; margin-bottom: 12px; }
.summary-label { color: var(--muted); font-size: 0.85rem; }
.summary-value { font-size: 1.85rem; font-weight: 700; margin: 4px 0; }
.summary-sub { font-weight: 600; }
.pnl-up { color: var(--up); }
.pnl-down { color: var(--down); }
.row-actions, .dialog-actions { display: flex; gap: 8px; margin: 8px 0 12px; }
.dialog-actions { justify-content: flex-end; margin-bottom: 0; }
.primary-btn, .ghost-btn {
  border: 0; border-radius: 999px; padding: 10px 16px;
  font: inherit; font-weight: 600; cursor: pointer;
}
.primary-btn { background: var(--ink); color: #fff; }
.ghost-btn { background: #fff; color: var(--ink); border: 1px solid var(--line); }
.list { display: flex; flex-direction: column; gap: 8px; }
.item {
  padding: 12px 14px; display: grid; grid-template-columns: 1fr auto; gap: 8px; cursor: pointer;
}
.item-title { font-weight: 700; }
.item-right { text-align: right; }
.badge {
  display: inline-block; margin-left: 6px; padding: 2px 8px; border-radius: 999px;
  font-size: 0.72rem; font-weight: 600; background: var(--accent-soft); color: var(--accent);
}
.badge.hot { background: #fde8e8; color: var(--up); }
.badge.ok { background: #e7f6ea; color: var(--down); }
.badge.warn { background: #fff1d6; color: var(--warn); }
.tabs { display: flex; gap: 6px; margin-bottom: 12px; }
.tab {
  flex: 1; border: 1px solid var(--line); background: #fff; border-radius: 12px;
  padding: 10px; font: inherit; font-weight: 600; cursor: pointer;
}
.tab.active { background: var(--ink); color: #fff; border-color: var(--ink); }
.filters { display: flex; flex-direction: column; gap: 8px; margin-bottom: 10px; }
.filters input, .form-card textarea, .dialog-body input, .dialog-body select {
  width: 100%; border: 1px solid var(--line); border-radius: 12px;
  padding: 11px 12px; font: inherit; background: #fff;
}
.chips { display: flex; gap: 6px; overflow-x: auto; }
.chips.wrap { flex-wrap: wrap; overflow: visible; }
.chip {
  border: 1px solid var(--line); background: #fff; border-radius: 999px;
  padding: 7px 12px; font: inherit; font-size: 0.85rem; white-space: nowrap; cursor: pointer;
}
.chip.active { background: var(--accent-soft); border-color: #9fd0c5; color: var(--accent); font-weight: 700; }
.hint code { background: #e8efec; padding: 1px 6px; border-radius: 6px; }
.steps { margin: 8px 0 0; padding-left: 1.15rem; color: var(--muted); line-height: 1.7; }
.form-card label { display: block; font-weight: 600; margin-bottom: 6px; }
.form-card textarea { margin-bottom: 8px; resize: vertical; }
.empty {
  text-align: center; color: var(--muted); padding: 32px 12px;
  border: 1px dashed var(--line); border-radius: 14px;
}
.bottom-nav {
  position: fixed; left: 0; right: 0; bottom: 0;
  height: calc(var(--nav-h) + env(safe-area-inset-bottom));
  padding-bottom: env(safe-area-inset-bottom);
  display: grid; grid-template-columns: repeat(3, 1fr);
  background: rgba(255,255,255,0.95); border-top: 1px solid var(--line); z-index: 30;
}
.nav-item {
  border: 0; background: transparent; color: var(--muted);
  font: inherit; font-size: 0.8rem; font-weight: 600;
  display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 2px;
}
.nav-item.active { color: var(--ink); }
.nav-icon { font-size: 1.05rem; }
dialog {
  border: 0; border-radius: 18px; padding: 0;
  width: min(520px, calc(100vw - 24px));
  box-shadow: 0 20px 60px rgba(0,0,0,.22);
}
dialog::backdrop { background: rgba(8, 30, 36, 0.45); }
.dialog-body { padding: 18px; }
.dialog-body h2 { margin: 0 0 12px; font-size: 1.15rem; }
.dialog-body label {
  display: flex; flex-direction: column; gap: 4px;
  font-size: 0.85rem; font-weight: 600; margin-bottom: 10px;
}
.chart-dialog { width: min(920px, calc(100vw - 16px)); }
.chart-body { display: flex; flex-direction: column; gap: 10px; }
.chart-head { display: flex; justify-content: space-between; gap: 8px; align-items: start; }
#chartCanvas { width: 100%; background: #0e2a32; border-radius: 12px; }
.chart-legend { font-size: 0.8rem; color: var(--muted); }
.toast {
  position: fixed; left: 50%; bottom: 84px; transform: translateX(-50%);
  background: #0b3d4a; color: #fff; padding: 10px 14px; border-radius: 999px;
  z-index: 99; font-size: 14px; box-shadow: 0 8px 24px rgba(0,0,0,.2);
}