/* === Handly Stock — 样式 === */
:root {
  --bg: #0f1117;
  --card: #1a1d27;
  --card-hover: #1e2130;
  --border: #2a2d38;
  --text: #d1d4dc;
  --text-dim: #787b86;
  --green: #22c55e;
  --red: #ef4444;
  --yellow: #f59e0b;
  --blue: #3b82f6;
  --strong: #f97316;
  --buy: #22c55e;
  --watch: #a78bfa;
  --radius: 8px;
}

* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  font-family: -apple-system, BlinkMacSystemFont, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
  background: var(--bg); color: var(--text); line-height: 1.5;
  min-height: 100vh;
}

/* === Top Bar === */
.topbar {
  background: var(--card); border-bottom: 1px solid var(--border);
  position: sticky; top: 0; z-index: 100;
}
.topbar-inner {
  max-width: 1200px; margin: 0 auto; padding: 12px 20px;
  display: flex; align-items: center; justify-content: space-between;
  gap: 16px;
}
.logo {
  font-size: 1.3rem; font-weight: 800; color: var(--strong);
  text-decoration: none; letter-spacing: -0.5px;
  white-space: nowrap;
}
.logo span { color: var(--text); font-weight: 400; margin-left: 2px; }
.update-time { font-size: 0.8rem; color: var(--text-dim); white-space: nowrap; }

/* === Search Box === */
.search-wrap {
  flex: 1; max-width: 480px; position: relative;
}
.search-input {
  width: 100%; padding: 8px 14px;
  background: var(--bg); border: 1px solid var(--border); border-radius: 6px;
  color: var(--text); font-size: 0.85rem; outline: none;
  transition: border-color .15s;
}
.search-input::placeholder { color: var(--text-dim); }
.search-input:focus { border-color: var(--blue); }
.search-dropdown {
  display: none; position: absolute; top: 100%; left: 0; right: 0;
  background: var(--card); border: 1px solid var(--border); border-radius: 0 0 6px 6px;
  max-height: 320px; overflow-y: auto; z-index: 200;
  box-shadow: 0 8px 24px rgba(0,0,0,.4);
}
.search-dropdown.active { display: block; }
.search-item {
  display: flex; align-items: center; justify-content: space-between;
  padding: 10px 14px; cursor: pointer; border-bottom: 1px solid var(--border);
  transition: background .12s;
}
.search-item:last-child { border-bottom: none; }
.search-item:hover { background: var(--card-hover); }
.search-item-code { font-family: monospace; font-size: 0.78rem; color: var(--text-dim); min-width: 60px; }
.search-item-name { font-size: 0.85rem; font-weight: 600; flex: 1; margin: 0 10px; }
.search-item-price { font-size: 0.85rem; font-weight: 600; }
.search-no-result { padding: 16px; text-align: center; color: var(--text-dim); font-size: 0.82rem; }

/* === Tabs === */
.tabs { background: var(--card); border-bottom: 1px solid var(--border); }
.tabs-inner {
  max-width: 1200px; margin: 0 auto; padding: 0 20px;
  display: flex; gap: 0;
}
.tab {
  background: none; border: none; color: var(--text-dim);
  padding: 12px 20px; font-size: 0.88rem; cursor: pointer;
  border-bottom: 2px solid transparent; transition: all .15s;
}
.tab:hover { color: var(--text); }
.tab.active { color: var(--strong); border-bottom-color: var(--strong); }

/* === Main === */
main { max-width: 1200px; margin: 0 auto; padding: 20px; }

.tab-content { display: none; }
.tab-content.active { display: block; }

.section-header {
  display: flex; align-items: center; gap: 10px;
  margin: 24px 0 12px;
}
.section-header h2 { font-size: 1.1rem; font-weight: 700; color: var(--text); }

.badge {
  background: var(--border); color: var(--text-dim);
  padding: 2px 10px; border-radius: 12px; font-size: 0.75rem; font-weight: 600;
}
.badge.strong { background: rgba(249,115,22,.15); color: var(--strong); }
.badge.buy { background: rgba(34,197,94,.15); color: var(--buy); }
.badge.watch { background: rgba(167,139,250,.15); color: var(--watch); }

/* === Signal Cards === */
.signal-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
  gap: 12px;
  margin-bottom: 8px;
}

.signal-card {
  background: var(--card); border: 1px solid var(--border);
  border-radius: var(--radius); padding: 14px 16px;
  transition: border-color .15s;
  cursor: pointer;
}
.signal-card:hover { border-color: var(--blue); }
.signal-card.strong { border-left: 3px solid var(--strong); }
.signal-card.buy { border-left: 3px solid var(--buy); }
.signal-card.watch { border-left: 3px solid var(--watch); }

.card-head {
  display: flex; align-items: baseline; justify-content: space-between;
  margin-bottom: 8px;
}
.stock-code { font-size: 0.75rem; color: var(--text-dim); font-family: monospace; }
.stock-name { font-size: 1rem; font-weight: 700; }
.score-tag {
  font-size: 0.8rem; font-weight: 800; padding: 2px 8px; border-radius: 4px;
}
.score-tag.strong { background: var(--strong); color: #fff; }
.score-tag.buy { background: var(--buy); color: #000; }
.score-tag.watch { background: var(--watch); color: #fff; }

.price-row {
  display: flex; align-items: baseline; gap: 8px; margin-bottom: 6px;
}
.price { font-size: 1.25rem; font-weight: 800; }
.change-pct { font-size: 0.85rem; font-weight: 600; }
.change-up { color: var(--red); }
.change-down { color: var(--green); }

.meta-row {
  display: flex; gap: 16px; font-size: 0.75rem; color: var(--text-dim);
  margin-bottom: 8px; flex-wrap: wrap;
}
.meta-row span b { color: var(--text); }

.reasons {
  display: flex; flex-wrap: wrap; gap: 4px; margin-bottom: 8px;
}
.reason-tag {
  font-size: 0.7rem; padding: 2px 6px; border-radius: 3px;
  background: rgba(59,130,246,.12); color: var(--blue);
}

.zones {
  display: grid; grid-template-columns: 1fr 1fr 1fr; gap: 6px;
  font-size: 0.72rem; margin-top: 8px; padding-top: 8px;
  border-top: 1px solid var(--border);
}
.zone-item { text-align: center; }
.zone-label { color: var(--text-dim); margin-bottom: 2px; }
.zone-val { font-weight: 700; font-family: monospace; }
.zone-buy { color: var(--green); }
.zone-sell { color: var(--red); }
.zone-stop { color: var(--yellow); }

/* === Badges (行业 + 基本面) === */
.badges-row {
  display: flex; gap: 6px; margin-bottom: 6px; flex-wrap: wrap;
}
.industry-tag {
  font-size: 0.7rem; padding: 1px 8px; border-radius: 3px;
  background: rgba(59,130,246,.1); color: var(--blue);
  border: 1px solid rgba(59,130,246,.25);
}
.grade-tag {
  font-size: 0.7rem; padding: 1px 8px; border-radius: 3px;
  font-weight: 700;
}
.grade-a { background: rgba(34,197,94,.15); color: var(--green); }
.grade-b { background: rgba(59,130,246,.15); color: var(--blue); }
.grade-c { background: rgba(245,158,11,.15); color: var(--yellow); }
.grade-d { background: rgba(239,68,68,.15); color: var(--red); }

/* === Sector Grid === */
.sector-grid {
  display: grid; grid-template-columns: repeat(auto-fill, minmax(340px, 1fr));
  gap: 12px;
}
.sector-card {
  background: var(--card); border: 1px solid var(--border);
  border-radius: var(--radius); padding: 14px 16px;
  transition: border-color .15s;
}
.sector-card.sector-hot { border-left: 3px solid var(--red); }
.sector-card.sector-warm { border-left: 3px solid var(--yellow); }
.sector-head {
  display: flex; align-items: baseline; justify-content: space-between;
  margin-bottom: 8px;
}
.sector-name { font-size: 0.95rem; font-weight: 700; color: var(--text); }
.sector-count { font-size: 0.8rem; font-weight: 600; color: var(--strong); }
.sector-bar-wrap {
  height: 6px; background: var(--bg); border-radius: 3px;
  margin-bottom: 10px; overflow: hidden;
}
.sector-bar {
  height: 100%; background: linear-gradient(90deg, var(--blue), var(--strong));
  border-radius: 3px; transition: width .3s;
}
.sector-stocks {
  display: flex; flex-wrap: wrap; gap: 4px;
}
.sector-stock {
  font-size: 0.72rem; padding: 2px 8px; border-radius: 3px;
  background: rgba(255,255,255,.04); color: var(--text-dim);
  cursor: pointer; transition: all .12s;
}
.sector-stock:hover { background: rgba(59,130,246,.15); color: var(--blue); }
.sector-more-hint {
  font-size: 0.72rem; color: var(--text-dim); margin-top: 6px;
  text-align: center; cursor: pointer; padding: 4px;
  border-top: 1px solid var(--border); transition: color .12s;
}
.sector-card:hover .sector-more-hint { color: var(--blue); }
.sector-card.expanded { border-color: var(--blue); }
.sector-expand {
  margin-top: 8px; border-top: 1px solid var(--border); padding-top: 8px;
  animation: sectorExpandIn .2s ease;
}
@keyframes sectorExpandIn {
  from { opacity: 0; transform: translateY(-4px); }
  to { opacity: 1; transform: translateY(0); }
}
.sector-expand-header {
  display: flex; align-items: center; justify-content: space-between;
  margin-bottom: 8px; font-size: 0.78rem; color: var(--text-dim);
}
.sector-collapse-btn {
  background: none; border: 1px solid var(--border); border-radius: 4px;
  color: var(--text-dim); font-size: 0.72rem; padding: 2px 10px;
  cursor: pointer; transition: all .12s;
}
.sector-collapse-btn:hover { color: var(--text); border-color: var(--text-dim); }
.sector-expand-table {
  width: 100%; border-collapse: collapse; font-size: 0.78rem;
}
.sector-expand-table th {
  text-align: left; padding: 6px 8px; color: var(--text-dim);
  border-bottom: 1px solid var(--border); font-size: 0.7rem;
}
.sector-expand-table td {
  padding: 6px 8px; border-bottom: 1px solid rgba(42,45,56,.5);
}
.sector-expand-row { cursor: pointer; transition: background .12s; }
.sector-expand-row:hover { background: var(--card-hover); }

/* === Table === */
.table-wrap { overflow-x: auto; }
.data-table {
  width: 100%; border-collapse: collapse; font-size: 0.82rem;
}
.data-table th {
  text-align: left; padding: 10px 12px; color: var(--text-dim);
  background: var(--card); border-bottom: 2px solid var(--border);
  font-weight: 600; font-size: 0.75rem; text-transform: uppercase;
  white-space: nowrap; position: sticky; top: 0;
}
.data-table td {
  padding: 10px 12px; border-bottom: 1px solid var(--border);
  white-space: nowrap;
}
.data-table tbody tr { cursor: pointer; }
.data-table tbody tr:hover { background: var(--card-hover); }

/* === Modal Overlay === */
.modal-overlay {
  display: none; position: fixed; inset: 0;
  background: rgba(0,0,0,0.7); z-index: 300;
  align-items: center; justify-content: center;
  padding: 20px;
}
.modal-overlay.active { display: flex; }

.modal-container {
  background: var(--card); border: 1px solid var(--border); border-radius: var(--radius);
  width: 100%; max-width: 960px; max-height: 90vh;
  display: flex; flex-direction: column;
  overflow: hidden;
}

.modal-header {
  display: flex; align-items: center; justify-content: space-between;
  padding: 16px 20px; border-bottom: 1px solid var(--border);
  flex-shrink: 0;
}
.modal-title-area { display: flex; align-items: baseline; gap: 12px; flex-wrap: wrap; }
.modal-stock-code { font-family: monospace; font-size: 0.82rem; color: var(--text-dim); }
.modal-stock-name { font-size: 1.15rem; font-weight: 700; }
.modal-stock-price { font-size: 1.2rem; font-weight: 800; }
.modal-stock-change { font-size: 0.88rem; font-weight: 600; }
.modal-close {
  background: none; border: none; color: var(--text-dim);
  font-size: 1.6rem; cursor: pointer; padding: 0 4px;
  line-height: 1; transition: color .12s;
}
.modal-close:hover { color: var(--text); }

/* === Modal Tabs === */
.modal-tabs {
  display: flex; border-bottom: 1px solid var(--border); flex-shrink: 0;
  padding: 0 16px;
}
.modal-tab {
  background: none; border: none; color: var(--text-dim);
  padding: 10px 20px; font-size: 0.85rem; cursor: pointer;
  border-bottom: 2px solid transparent; transition: all .15s;
}
.modal-tab:hover { color: var(--text); }
.modal-tab.active { color: var(--blue); border-bottom-color: var(--blue); }

/* === Modal Body === */
.modal-body {
  flex: 1; overflow-y: auto; padding: 20px;
}
.detail-panel { display: none; }
.detail-panel.active { display: block; }

/* === Financial Cards === */
.finance-grid {
  display: grid; grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
  gap: 12px;
}
.fin-card {
  background: var(--bg); border: 1px solid var(--border); border-radius: var(--radius);
  padding: 16px; text-align: center;
}
.fin-card-label { font-size: 0.78rem; color: var(--text-dim); margin-bottom: 6px; }
.fin-card-value { font-size: 1.4rem; font-weight: 800; color: var(--text); }
.fin-card-sub { font-size: 0.72rem; color: var(--text-dim); margin-top: 4px; }
.fin-card-trend { display: inline-block; margin-left: 4px; font-size: 0.8rem; }
.fin-trend-up { color: var(--red); }
.fin-trend-down { color: var(--green); }
.fin-card-detail { font-size: 0.7rem; color: var(--text-dim); margin-top: 2px; }

/* === Chart Containers === */
.chart-container { width: 100%; height: 420px; }
.chart-volume { height: 160px; margin-top: 4px; }

/* === AI Analysis Cards === */
.ai-cards {
  display: grid; grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 12px;
}
.ai-card {
  background: var(--bg); border: 1px solid var(--border); border-radius: var(--radius);
  padding: 16px;
}
.ai-card-title { font-size: 0.85rem; font-weight: 700; color: var(--text); margin-bottom: 10px; }
.ai-card-body { font-size: 0.82rem; color: var(--text-dim); line-height: 1.7; }
.ai-card-body p { margin-bottom: 6px; }
.ai-positive { color: var(--green); font-weight: 600; }
.ai-negative { color: var(--red); font-weight: 600; }
.ai-warning { color: var(--yellow); font-weight: 600; }
.ai-neutral { color: var(--text); }
.ai-metric-row {
  display: flex; justify-content: space-between; padding: 6px 0;
  border-bottom: 1px solid var(--border); font-size: 0.8rem;
}
.ai-metric-row:last-child { border-bottom: none; }
.ai-metric-label { color: var(--text-dim); }
.ai-metric-val { font-weight: 600; }

/* === Backtest === */
.backtest-controls {
  display: flex; align-items: center; gap: 10px; flex-wrap: wrap;
  margin-bottom: 16px; padding: 12px 16px;
  background: var(--bg); border: 1px solid var(--border); border-radius: var(--radius);
}
.bt-label { font-size: 0.8rem; color: var(--text-dim); white-space: nowrap; }
.bt-select, .bt-input {
  background: var(--card); border: 1px solid var(--border); border-radius: 4px;
  color: var(--text); font-size: 0.82rem; padding: 6px 10px; outline: none;
}
.bt-select:focus, .bt-input:focus { border-color: var(--blue); }
.bt-input { width: 70px; text-align: center; }
.bt-run {
  background: var(--blue); color: #fff; border: none; border-radius: 4px;
  padding: 7px 16px; font-size: 0.82rem; font-weight: 600;
  cursor: pointer; transition: opacity .15s;
}
.bt-run:hover { opacity: 0.85; }
.backtest-results { display: none; }
.backtest-results.active { display: block; }

.bt-metrics {
  display: grid; grid-template-columns: repeat(4, 1fr); gap: 10px;
  margin-bottom: 16px;
}
.bt-metric {
  background: var(--bg); border: 1px solid var(--border); border-radius: var(--radius);
  padding: 14px; text-align: center;
}
.bt-metric-label { font-size: 0.72rem; color: var(--text-dim); margin-bottom: 4px; }
.bt-metric-val { font-size: 1.3rem; font-weight: 800; }
.bt-metric-val.green { color: var(--green); }
.bt-metric-val.red { color: var(--red); }

/* === No Data === */
.no-data { text-align: center; padding: 40px 20px; color: var(--text-dim); font-size: 0.9rem; }

/* === Footer === */
footer {
  text-align: center; padding: 40px 20px;
  color: var(--text-dim); font-size: 0.75rem;
}

/* === Responsive === */
@media (max-width: 680px) {
  .signal-grid { grid-template-columns: 1fr; }
  .topbar-inner { padding: 10px 12px; flex-wrap: wrap; }
  .search-wrap { order: 3; width: 100%; max-width: 100%; }
  .logo { order: 1; }
  .update-time { order: 2; }
  main { padding: 12px; }
  .data-table { font-size: 0.75rem; }
  .data-table th, .data-table td { padding: 6px 8px; }
  .modal-container { max-height: 95vh; max-width: 100%; margin: 0; border-radius: 0; }
  .modal-header { padding: 12px 14px; }
  .modal-title-area { gap: 6px; }
  .modal-stock-name { font-size: 1rem; }
  .modal-body { padding: 12px; }
  .modal-tabs { padding: 0 8px; }
  .modal-tab { padding: 8px 12px; font-size: 0.78rem; }
  .finance-grid { grid-template-columns: repeat(2, 1fr); }
  .ai-cards { grid-template-columns: 1fr; }
  .bt-metrics { grid-template-columns: repeat(2, 1fr); }
  .backtest-controls { flex-direction: column; align-items: stretch; }
  .chart-container { height: 300px; }
  .chart-volume { height: 120px; }
}

@media (max-width: 400px) {
  .finance-grid { grid-template-columns: 1fr; }
  .bt-metrics { grid-template-columns: 1fr 1fr; }
}

/* === 深度研判 Tab === */
.deep-header { display: flex; align-items: center; gap: 12px; margin-bottom: 16px; }
.deep-grade {
  width: 44px; height: 44px; border-radius: 8px;
  display: flex; align-items: center; justify-content: center;
  font-size: 1.2rem; font-weight: 800; color: #fff;
}
.deep-summary { flex: 1; font-size: 0.85rem; line-height: 1.5; color: var(--text-dim); }
.deep-section {
  background: var(--card); border: 1px solid var(--border);
  border-radius: var(--radius); padding: 12px 14px; margin-bottom: 10px;
}
.deep-section-title { font-size: 0.82rem; font-weight: 600; margin-bottom: 8px; padding-bottom: 6px; border-bottom: 1px solid var(--border); }
.deep-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 6px; }
.deep-item { display: flex; justify-content: space-between; padding: 4px 0; font-size: 0.8rem; }
.deep-label { color: var(--text-dim); }
.deep-val { font-weight: 600; }
.deep-note { font-size: 0.8rem; color: var(--text-dim); padding: 4px 0; }
.deep-target-bar { display: flex; flex-direction: column; gap: 6px; }
.target-row { display: flex; justify-content: space-between; font-size: 0.82rem; padding: 4px 8px; border-radius: 4px; background: rgba(255,255,255,0.02); }
.deep-risk-badge { font-size: 0.9rem; font-weight: 700; margin-bottom: 8px; }
.deep-risk-items { display: flex; flex-direction: column; gap: 4px; }
.deep-risk-item { font-size: 0.78rem; padding: 4px 8px; border-radius: 4px; }
.risk-high { background: rgba(239,68,68,0.1); color: #ef4444; border-left: 3px solid #ef4444; }
.risk-mid { background: rgba(245,158,11,0.1); color: #f59e0b; border-left: 3px solid #f59e0b; }
.risk-low { background: rgba(34,197,94,0.1); color: #22c55e; border-left: 3px solid #22c55e; }