/* ============================================================
   AHR999 定投仪表盘 · 设计系统
   ============================================================ */

:root {
  --bg: #0a0c11;
  --bg-soft: #0e1118;
  --panel: rgba(255, 255, 255, 0.035);
  --panel-solid: #131722;
  --panel-hover: rgba(255, 255, 255, 0.06);
  --border: rgba(255, 255, 255, 0.08);
  --border-strong: rgba(255, 255, 255, 0.14);
  --text: #e9ecf2;
  --text-soft: #b8c0cd;
  --muted: #8a93a3;
  --accent: #f7931a;
  --accent-soft: rgba(247, 147, 26, 0.14);
  --accent-2: #ffb84d;
  --green: #16c784;
  --green-soft: rgba(22, 199, 132, 0.14);
  --red: #ea3943;
  --red-soft: rgba(234, 57, 67, 0.14);
  --blue: #5b8def;
  --blue-soft: rgba(91, 141, 239, 0.14);
  --shadow: 0 8px 28px rgba(0, 0, 0, 0.35);
  --radius: 16px;
  --radius-sm: 10px;
  --topbar-h: 60px;
  --ease: cubic-bezier(0.22, 1, 0.36, 1);
}

html[data-theme="light"] {
  --bg: #f5f6f9;
  --bg-soft: #ffffff;
  --panel: #ffffff;
  --panel-solid: #ffffff;
  --panel-hover: #f4f6fa;
  --border: rgba(16, 24, 40, 0.09);
  --border-strong: rgba(16, 24, 40, 0.18);
  --text: #171c26;
  --text-soft: #3c4351;
  --muted: #6b7382;
  --accent: #e8790a;
  --accent-soft: rgba(232, 121, 10, 0.12);
  --shadow: 0 8px 24px rgba(16, 24, 40, 0.08);
}

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

html { scroll-behavior: smooth; scroll-padding-top: calc(var(--topbar-h) + 12px); -webkit-text-size-adjust: 100%; }

body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC",
    "Hiragino Sans GB", "Microsoft YaHei", "Noto Sans CJK SC", sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.55;
  min-height: 100vh;
  overflow-x: hidden;
  transition: background 0.35s var(--ease), color 0.35s var(--ease);
}

::selection { background: var(--accent-soft); color: var(--accent-2); }

#bg-glow {
  position: fixed; inset: 0; z-index: -1; pointer-events: none;
  background:
    radial-gradient(640px 320px at 12% -4%, rgba(247, 147, 26, 0.13), transparent 62%),
    radial-gradient(760px 420px at 88% 0%, rgba(91, 141, 239, 0.08), transparent 65%);
}
html[data-theme="light"] #bg-glow {
  background:
    radial-gradient(640px 320px at 12% -4%, rgba(247, 147, 26, 0.10), transparent 62%),
    radial-gradient(760px 420px at 88% 0%, rgba(91, 141, 239, 0.07), transparent 65%);
}

/* ---------------- 顶栏 ---------------- */
.topbar {
  position: sticky; top: 0; z-index: 60;
  backdrop-filter: blur(14px); -webkit-backdrop-filter: blur(14px);
  background: color-mix(in srgb, var(--bg) 78%, transparent);
  border-bottom: 1px solid var(--border);
  transition: background 0.35s var(--ease);
}
.topbar-inner {
  max-width: 1180px; margin: 0 auto; padding: 0 20px;
  height: var(--topbar-h);
  display: flex; align-items: center; gap: 22px;
}
.brand { display: flex; align-items: center; gap: 10px; text-decoration: none; color: var(--text); }
.brand-logo {
  width: 34px; height: 34px; border-radius: 10px; flex: none;
  display: grid; place-items: center;
  background: linear-gradient(135deg, var(--accent), #d97706);
  color: #fff; font-size: 20px; font-weight: 700;
  box-shadow: 0 4px 14px rgba(247, 147, 26, 0.35);
}
.brand-logo.small { width: 30px; height: 30px; font-size: 17px; border-radius: 9px; }
.brand-text { font-size: 16.5px; font-weight: 700; letter-spacing: 0.2px; white-space: nowrap; }
.brand-text em { font-style: normal; color: var(--accent); }
.nav { display: flex; gap: 4px; margin-left: auto; }
.nav a {
  color: var(--muted); text-decoration: none; font-size: 14px; font-weight: 500;
  padding: 7px 12px; border-radius: 9px;
  transition: color 0.2s, background 0.2s;
}
.nav a:hover, .nav a.active { color: var(--text); background: var(--panel-hover); }
.topbar-actions { display: flex; align-items: center; gap: 8px; margin-left: 4px; }
.icon-btn {
  width: 36px; height: 36px; border-radius: 10px; border: 1px solid var(--border);
  background: var(--panel); color: var(--text-soft); cursor: pointer;
  display: grid; place-items: center;
  transition: all 0.2s var(--ease);
}
.icon-btn:hover { color: var(--text); border-color: var(--border-strong); background: var(--panel-hover); }
html[data-theme="light"] .theme-icon-light { display: none; }
html[data-theme="dark"] .theme-icon-dark { display: none; }

/* ---------------- 布局 ---------------- */
main { max-width: 1180px; margin: 0 auto; padding: 20px 20px 40px; }
.section { padding: 26px 0 8px; }
.section-head { display: flex; align-items: baseline; gap: 14px; flex-wrap: wrap; margin-bottom: 16px; }
.section-head h2 { font-size: 21px; font-weight: 700; letter-spacing: 0.2px; }
.section-head h2::before {
  content: ""; display: inline-block; width: 4px; height: 16px; border-radius: 2px;
  background: linear-gradient(180deg, var(--accent), var(--accent-2));
  margin-right: 10px; vertical-align: -2px;
}
.section-sub { color: var(--muted); font-size: 13.5px; }

.card {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  transition: background 0.35s var(--ease), border-color 0.35s var(--ease),
    transform 0.25s var(--ease), box-shadow 0.25s var(--ease);
}

/* ---------------- KPI ---------------- */
.kpi-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 14px; }
.kpi { padding: 18px 20px 16px; }
.kpi:hover { transform: translateY(-2px); box-shadow: var(--shadow); border-color: var(--border-strong); }
.kpi-label { font-size: 12.5px; color: var(--muted); letter-spacing: 0.6px; margin-bottom: 8px; display: flex; align-items: center; gap: 6px; }
.kpi-value {
  font-size: 26px; font-weight: 700; letter-spacing: 0.3px;
  font-variant-numeric: tabular-nums; line-height: 1.2;
  transition: color 0.3s;
}
.kpi-sub { margin-top: 8px; font-size: 13px; color: var(--muted); font-variant-numeric: tabular-nums; min-height: 22px; }
.kpi-sub .up { color: var(--green); }
.kpi-sub .down { color: var(--red); }

.zone-chip {
  display: inline-block; padding: 3px 12px; border-radius: 999px;
  font-size: 13px; font-weight: 600; letter-spacing: 0.4px;
  background: var(--accent-soft); color: var(--accent-2);
  border: 1px solid transparent;
}
.zone-chip.z1 { background: var(--green-soft); color: var(--green); }
.zone-chip.z2 { background: var(--accent-soft); color: var(--accent-2); }
.zone-chip.z3 { background: var(--red-soft); color: var(--red); }

/* ---------------- 信号卡 & 区间标尺 ---------------- */
.signal-card { margin-top: 14px; padding: 20px 22px 18px; }
.signal-head { display: flex; align-items: flex-start; justify-content: space-between; gap: 16px; flex-wrap: wrap; margin-bottom: 20px; }
.signal-caption { font-size: 15px; color: var(--text-soft); margin-top: 6px; font-variant-numeric: tabular-nums; }
.signal-chips { display: flex; gap: 7px; flex-wrap: wrap; justify-content: flex-end; }
.sig-chip {
  padding: 4px 11px; border-radius: 999px; font-size: 12.5px; font-weight: 600;
  font-variant-numeric: tabular-nums;
  background: var(--panel-hover); color: var(--muted); border: 1px solid var(--border);
  transition: all 0.25s var(--ease);
}
.sig-chip.on { background: var(--green-soft); color: var(--green); border-color: rgba(22, 199, 132, 0.35); }

.zone-scale { position: relative; display: flex; height: 34px; border-radius: 10px; overflow: visible; }
.zone-seg {
  width: var(--w); height: 100%; position: relative;
  display: grid; place-items: center;
  font-size: 12px; color: rgba(255, 255, 255, 0.85); font-weight: 600; letter-spacing: 1px;
}
.zone-seg:first-child { border-radius: 10px 0 0 10px; }
.zone-seg:last-child { border-radius: 0 10px 10px 0; }
.z1 { background: linear-gradient(90deg, rgba(22, 199, 132, 0.75), rgba(22, 199, 132, 0.55)); }
.z2 { background: linear-gradient(90deg, rgba(247, 147, 26, 0.75), rgba(247, 147, 26, 0.55)); }
.z3 { background: linear-gradient(90deg, rgba(234, 57, 67, 0.75), rgba(234, 57, 67, 0.55)); }
html[data-theme="light"] .zone-seg { color: #fff; }
.zone-marker {
  position: absolute; top: -14px; bottom: -8px; left: 0;
  transform: translateX(-50%);
  transition: left 1s var(--ease);
  display: flex; flex-direction: column; align-items: center; pointer-events: none;
}
.zone-marker i {
  width: 3px; flex: 1; border-radius: 2px;
  background: var(--text); box-shadow: 0 0 8px rgba(0, 0, 0, 0.4);
}
.zone-marker b {
  font-size: 12.5px; font-weight: 700; padding: 1px 8px; border-radius: 7px;
  background: var(--text); color: var(--bg);
  font-variant-numeric: tabular-nums; white-space: nowrap;
}
.zone-ticks { display: flex; justify-content: space-between; margin-top: 8px; font-size: 11.5px; color: var(--muted); font-variant-numeric: tabular-nums; }
.zone-ticks span:nth-child(1) { width: 0%; transform: translateX(-2px); }
.zone-ticks span:nth-child(2) { width: 22.5%; transform: translateX(-50%); text-align: center; }
.zone-ticks span:nth-child(3) { width: 37.5%; transform: translateX(-50%); text-align: center; }
.zone-ticks span:nth-child(4) { width: 0%; transform: translateX(2px); text-align: right; }

/* ---------------- 图表卡 ---------------- */
.chart-card { padding: 18px 20px 14px; }
.card-title { font-size: 15px; font-weight: 700; margin-bottom: 12px; display: flex; align-items: baseline; gap: 10px; flex-wrap: wrap; }
.hint-inline { font-size: 12.5px; font-weight: 400; color: var(--muted); }
.chart-toolbar { display: flex; align-items: center; justify-content: space-between; gap: 12px; flex-wrap: wrap; margin-bottom: 6px; }
.pill-group {
  display: inline-flex; gap: 3px; padding: 3px;
  background: var(--panel-hover); border: 1px solid var(--border); border-radius: 11px;
}
.pill {
  border: none; background: transparent; color: var(--muted);
  font-size: 13px; font-weight: 600; padding: 5px 13px; border-radius: 8px; cursor: pointer;
  transition: all 0.2s var(--ease);
}
.pill:hover { color: var(--text); }
.pill.active { background: var(--accent); color: #fff; box-shadow: 0 2px 10px rgba(247, 147, 26, 0.4); }
.toolbar-right { display: flex; gap: 7px; flex-wrap: wrap; }
.chip {
  border: 1px solid var(--border); background: var(--panel); color: var(--muted);
  font-size: 12.5px; font-weight: 600; padding: 4px 11px; border-radius: 999px; cursor: pointer;
  transition: all 0.2s var(--ease); font-variant-numeric: tabular-nums;
}
.chip:hover { color: var(--text); border-color: var(--border-strong); }
.chip.toggle { opacity: 0.55; }
.chip.toggle.active { opacity: 1; color: var(--text); background: var(--accent-soft); border-color: rgba(247, 147, 26, 0.4); }
.chip.preset.active { color: var(--accent-2); background: var(--accent-soft); border-color: rgba(247, 147, 26, 0.4); }

.chart-box { width: 100%; height: 430px; }
.chart-box.box-sm { height: 300px; }
.chart-fallback {
  height: 100%; display: grid; place-items: center;
  color: var(--muted); font-size: 13.5px;
}
.no-echarts .chart-fallback { white-space: pre-line; }

/* ---------------- 表格 ---------------- */
.table-card { padding: 18px 20px; }
.table-scroll { overflow-x: auto; border-radius: var(--radius-sm); border: 1px solid var(--border); }
.box-scroll { max-height: 380px; overflow-y: auto; }
.data-table { width: 100%; border-collapse: collapse; font-size: 13.5px; font-variant-numeric: tabular-nums; }
.data-table th {
  position: sticky; top: 0; z-index: 2;
  background: var(--panel-solid);
  color: var(--muted); font-weight: 600; text-align: left;
  padding: 10px 14px; white-space: nowrap; font-size: 12.5px; letter-spacing: 0.4px;
  border-bottom: 1px solid var(--border);
}
.data-table th.num, .data-table td.num { text-align: right; }
.data-table td {
  padding: 9px 14px; border-bottom: 1px solid var(--border);
  color: var(--text-soft); white-space: nowrap;
}
.data-table tbody tr:last-child td { border-bottom: none; }
.data-table tbody tr { transition: background 0.15s; }
.data-table tbody tr:hover { background: var(--panel-hover); }
.data-table tbody tr.clickable { cursor: pointer; }
.data-table tbody tr.clickable:hover { background: var(--accent-soft); }
.data-table .pos { color: var(--green); font-weight: 600; }
.data-table .neg { color: var(--red); font-weight: 600; }
.empty-row { text-align: center; color: var(--muted); padding: 26px 0 !important; }
th.sortable { cursor: pointer; user-select: none; }
th.sortable:hover { color: var(--text); }
th.sortable .arrow { font-size: 10px; margin-left: 3px; opacity: 0.9; }
.roi-bar-wrap { display: flex; align-items: center; gap: 8px; justify-content: flex-end; }
.roi-bar { height: 5px; border-radius: 3px; background: var(--green); min-width: 4px; opacity: 0.85; }
.roi-bar.neg { background: var(--red); }

/* ---------------- 策略区 ---------------- */
.strategy-grid { display: grid; grid-template-columns: 400px 1fr; gap: 14px; align-items: stretch; }
.strategy-grid .chart-card { display: flex; flex-direction: column; }
.strategy-grid .chart-box { flex: 1; }

/* ---------------- 模拟器 ---------------- */
.sim-controls { padding: 20px 22px; }
.sim-row { display: flex; gap: 16px; flex-wrap: wrap; align-items: flex-start; }
.field { display: flex; flex-direction: column; gap: 7px; min-width: 150px; }
.field .label { font-size: 12.5px; color: var(--muted); letter-spacing: 0.4px; }
.field input[type="number"], .field input[type="date"], .field select {
  background: var(--panel-hover); border: 1px solid var(--border); color: var(--text);
  border-radius: 10px; padding: 9px 12px; font-size: 14px; font-family: inherit;
  font-variant-numeric: tabular-nums; outline: none; min-width: 150px;
  transition: border-color 0.2s, box-shadow 0.2s;
  color-scheme: dark;
}
html[data-theme="light"] .field input, html[data-theme="light"] .field select { color-scheme: light; }
.field input:focus, .field select:focus { border-color: var(--accent); box-shadow: 0 0 0 3px var(--accent-soft); }
.field input[type="range"] { accent-color: var(--accent); min-width: 180px; padding: 6px 0; }
.field-presets { display: flex; gap: 6px; flex-wrap: wrap; }
.range-presets { justify-content: flex-end; margin-left: auto; }
.mode-hint { font-size: 12.5px; color: var(--muted); align-self: center; max-width: 420px; flex: 1; min-width: 200px; }

.sim-modes {
  position: relative; display: inline-flex; gap: 3px; margin: 18px 0 4px;
  padding: 3px; background: var(--panel-hover); border: 1px solid var(--border);
  border-radius: 12px; max-width: 100%; overflow-x: auto;
}
.mode-tab {
  border: none; background: transparent; color: var(--muted);
  font-size: 13.5px; font-weight: 600; font-family: inherit;
  padding: 7px 16px; border-radius: 9px; cursor: pointer; white-space: nowrap;
  transition: color 0.2s var(--ease);
  position: relative; z-index: 1;
}
.mode-tab:hover { color: var(--text); }
.mode-tab.active { color: #fff; }
.mode-indicator {
  position: absolute; top: 3px; bottom: 3px; border-radius: 9px;
  background: var(--accent);
  box-shadow: 0 2px 12px rgba(247, 147, 26, 0.45);
  transition: left 0.3s var(--ease), width 0.3s var(--ease);
  z-index: 0;
}
.mode-panel { padding: 10px 2px 4px; }
.mode-panel.hidden { display: none; }

.sim-metrics { display: grid; grid-template-columns: repeat(5, 1fr); gap: 14px; margin: 14px 0; }

/* ---------------- 抽屉 ---------------- */
.drawer-overlay {
  position: fixed; inset: 0; z-index: 80;
  background: rgba(4, 6, 10, 0.55);
  backdrop-filter: blur(3px); -webkit-backdrop-filter: blur(3px);
  opacity: 1; transition: opacity 0.25s var(--ease);
}
.drawer-overlay.hidden { display: none; }
.drawer {
  position: fixed; top: 0; right: 0; bottom: 0; z-index: 90;
  width: min(680px, 94vw);
  background: var(--bg-soft);
  border-left: 1px solid var(--border);
  box-shadow: -20px 0 60px rgba(0, 0, 0, 0.45);
  padding: 22px 24px 28px;
  overflow-y: auto;
  transform: translateX(0);
  transition: transform 0.32s var(--ease), background 0.35s var(--ease);
}
.drawer.hidden { display: none; }
.drawer-head { display: flex; justify-content: space-between; align-items: flex-start; margin-bottom: 16px; }
.drawer-title { font-size: 20px; font-weight: 700; }
.drawer-sub { font-size: 13px; color: var(--muted); margin-top: 3px; }
.drawer-stats { display: grid; grid-template-columns: repeat(3, 1fr); gap: 10px; margin-bottom: 14px; }
.drawer-stats .stat {
  background: var(--panel); border: 1px solid var(--border); border-radius: 12px;
  padding: 11px 14px;
}
.drawer-stats .stat b { display: block; font-size: 17px; font-weight: 700; font-variant-numeric: tabular-nums; }
.drawer-stats .stat span { font-size: 11.5px; color: var(--muted); }
.drawer-chart-wrap { margin-bottom: 14px; }
.drawer-table-title { font-size: 14px; font-weight: 700; margin-bottom: 8px; }
.drawer-scroll { max-height: 40vh; }
body.drawer-open { overflow: hidden; }

/* ---------------- 页脚 ---------------- */
.footer {
  border-top: 1px solid var(--border); margin-top: 36px;
  background: linear-gradient(180deg, transparent, var(--panel) 42%);
  transition: background 0.35s var(--ease);
}
html[data-theme="light"] .footer { background: linear-gradient(180deg, transparent, rgba(16, 24, 40, 0.04) 42%); }
.footer-inner { max-width: 1180px; margin: 0 auto; padding: 30px 20px 12px; }
.footer-top { display: flex; justify-content: space-between; align-items: center; gap: 26px; flex-wrap: wrap; }
.footer-brand { display: flex; gap: 12px; align-items: flex-start; max-width: 400px; }
.footer-brand b { font-size: 15px; }
.footer-brand p { font-size: 13px; color: var(--muted); margin-top: 3px; }
.footer-cards { display: grid; grid-template-columns: repeat(3, minmax(188px, 226px)); gap: 12px; }
.fcard {
  display: flex; align-items: center; gap: 11px;
  padding: 11px 13px; border-radius: 14px;
  border: 1px solid var(--border); background: var(--panel);
  text-decoration: none; color: var(--text);
  transition: transform 0.22s var(--ease), border-color 0.22s var(--ease),
    background 0.22s var(--ease), box-shadow 0.22s var(--ease);
}
.fcard:hover {
  transform: translateY(-2px);
  border-color: rgba(247, 147, 26, 0.5);
  background: var(--accent-soft);
  box-shadow: 0 6px 18px rgba(247, 147, 26, 0.16);
}
.fcard-icon {
  width: 34px; height: 34px; flex: none; border-radius: 10px;
  display: grid; place-items: center;
  background: var(--accent-soft); color: var(--accent-2);
  font-weight: 700; font-size: 16px;
  transition: background 0.22s var(--ease);
}
html[data-theme="light"] .fcard-icon { color: var(--accent); }
.fcard-icon svg { width: 17px; height: 17px; }
.fcard-text { display: flex; flex-direction: column; line-height: 1.35; min-width: 0; }
.fcard-text b { font-size: 13.5px; font-weight: 600; white-space: nowrap; }
.fcard-text i {
  font-style: normal; font-size: 11.5px; color: var(--muted);
  font-variant-numeric: tabular-nums;
  white-space: nowrap; overflow: hidden; text-overflow: ellipsis;
}
.fcard-arrow { margin-left: auto; color: var(--muted); font-size: 13px; transition: transform 0.22s var(--ease), color 0.22s var(--ease); }
.fcard:hover .fcard-arrow { transform: translate(2px, -2px); color: var(--accent); }
.footer-meta {
  border-top: 1px solid var(--border); margin-top: 24px; padding: 14px 0 10px;
  font-size: 12.5px; color: var(--muted);
  display: flex; gap: 8px; flex-wrap: wrap; align-items: center;
  font-variant-numeric: tabular-nums;
}
.footer-meta .dot { opacity: 0.5; }

/* ---------------- 其他 ---------------- */
.toast {
  position: fixed; bottom: 26px; left: 50%; transform: translateX(-50%);
  z-index: 100; padding: 10px 20px; border-radius: 12px;
  background: var(--panel-solid); color: var(--text); border: 1px solid var(--border-strong);
  box-shadow: var(--shadow); font-size: 13.5px;
  animation: toast-in 0.3s var(--ease);
}
.toast.hidden { display: none; }
@keyframes toast-in { from { opacity: 0; transform: translate(-50%, 10px); } to { opacity: 1; transform: translate(-50%, 0); } }

.skel {
  display: inline-block; width: 120px; height: 26px; border-radius: 8px;
  background: linear-gradient(90deg, var(--panel-hover) 25%, var(--panel) 50%, var(--panel-hover) 75%);
  background-size: 200% 100%; animation: shimmer 1.4s infinite;
}
.skel-sm { width: 90px; height: 16px; }
@keyframes shimmer { to { background-position: -200% 0; } }

.reveal { opacity: 0; transform: translateY(14px); transition: opacity 0.6s var(--ease), transform 0.6s var(--ease); }
.reveal.in-view { opacity: 1; transform: none; }

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation-duration: 0.01ms !important; transition-duration: 0.01ms !important; }
  .reveal { opacity: 1; transform: none; }
}

/* ---------------- 响应式 ---------------- */
@media (max-width: 1020px) {
  .kpi-grid { grid-template-columns: repeat(2, 1fr); }
  .strategy-grid { grid-template-columns: 1fr; }
  .sim-metrics { grid-template-columns: repeat(2, 1fr); }
  .range-presets { margin-left: 0; justify-content: flex-start; }
}
@media (max-width: 720px) {
  .topbar-inner { gap: 10px; padding: 0 14px; }
  .nav { display: none; }
  main { padding: 12px 14px 30px; }
  .kpi-grid { grid-template-columns: 1fr 1fr; gap: 10px; }
  .kpi-value { font-size: 21px; }
  .kpi { padding: 14px 16px 12px; }
  .chart-box { height: 340px; }
  .chart-box.box-sm { height: 260px; }
  .sim-metrics { grid-template-columns: 1fr 1fr; }
  .signal-chips { justify-content: flex-start; }
  .footer-top { flex-direction: column; align-items: stretch; }
  .footer-cards { grid-template-columns: 1fr; }
  .drawer { width: 100vw; }
  .drawer-stats { grid-template-columns: repeat(2, 1fr); }
  .field input[type="number"], .field input[type="date"], .field select { min-width: 0; width: 100%; }
  .field { min-width: calc(50% - 8px); flex: 1 1 45%; }
  .zone-marker b { font-size: 11px; }
}
@media (max-width: 420px) {
  .kpi-grid { grid-template-columns: 1fr; }
  .brand-text { font-size: 15px; }
}