/* 可转债周期页面样式（沿用可转债安全性视觉规范） */
[hidden] { display: none !important; }

.bond-header {
  position: sticky;
  top: 52px;
  z-index: 90;
  background: #fff;
  border-bottom: 1px solid #dfe3eb;
  box-shadow: 0 2px 6px rgba(31,42,68,.08);
}
.bond-sub-nav {
  display: flex;
  align-items: stretch;
  gap: 2px;
  height: 46px;
  max-width: 1240px;
  margin: 0 auto;
  padding: 0 20px;
  overflow-x: auto;
}
.bond-sub-tab {
  position: relative;
  display: flex;
  align-items: center;
  border: none;
  background: transparent;
  padding: 0 16px;
  font-size: 13px;
  color: #667085;
  cursor: pointer;
  white-space: nowrap;
}
.bond-sub-tab:hover { color: #283593; background: #f5f6fb; }
.bond-sub-tab.active { color: #1a237e; font-weight: 600; }
.bond-sub-tab.active::after {
  content: '';
  position: absolute;
  right: 0;
  bottom: 0;
  left: 0;
  height: 3px;
  border-radius: 3px 3px 0 0;
  background: #3f51b5;
}

.bond-sub-page { animation: bcFade .18s ease; }
@keyframes bcFade { from { opacity: 0; } to { opacity: 1; } }

/* 页面标题区 */
.bond-cycle-hero {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 18px;
  margin-bottom: 16px;
  padding: 22px;
  border-radius: 14px;
  background: linear-gradient(135deg,#3f51b5,#5c6bc0);
  color: #fff;
}
.bond-cycle-hero h2 { margin: 0 0 8px; font-size: 22px; color: #fff; }
.bond-cycle-hero p { margin: 0; color: #d9e7f5; font-size: 13px; line-height: 1.65; }
.bond-cycle-updated { color: #d9e7f5; font-size: 12px; white-space: nowrap; }

.bond-cycle-stale {
  background: #fff7e6;
  border: 1px solid #ffe0a3;
  color: #9a6700;
  padding: 8px 12px;
  border-radius: 8px;
  font-size: 13px;
  margin-bottom: 14px;
}

.bond-cycle-status { color: #888; font-size: 14px; padding: 20px 0; }

/* 概览卡片 */
.bond-cycle-overview { margin-bottom: 18px; }
.bond-cycle-cards {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 12px;
  margin-bottom: 10px;
}
.bond-cycle-card {
  background: #fff;
  border: 1px solid #e7ebf0;
  border-radius: 10px;
  padding: 14px 16px;
  box-shadow: 0 1px 3px rgba(0,0,0,.04);
  display: flex;
  flex-direction: column;
  gap: 6px;
}
.bond-cycle-card span { color: #7a8495; font-size: 12px; }
.bond-cycle-card strong { font-size: 22px; color: #172033; font-weight: 700; }

.bond-cycle-note {
  background: #f0f4ff;
  border: 1px solid #d6e0ff;
  color: #3b5bdb;
  padding: 8px 12px;
  border-radius: 8px;
  font-size: 13px;
  margin-bottom: 10px;
}

.bond-cycle-metrics {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 10px;
}
.bond-cycle-metric {
  background: #fff;
  border: 1px solid #e7ebf0;
  border-radius: 10px;
  padding: 12px;
  display: flex;
  flex-direction: column;
  gap: 4px;
}
.bond-cycle-metric span { color: #999; font-size: 12px; }
.bond-cycle-metric strong { font-size: 18px; color: #33334d; font-weight: 600; }

/* 图表 */
.bond-cycle-chart-wrap {
  background: #fff;
  border: 1px solid #e7ebf0;
  border-radius: 10px;
  padding: 16px;
  box-shadow: 0 1px 3px rgba(0,0,0,.04);
  margin-bottom: 18px;
}
.bond-cycle-chart-controls {
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 10px;
  margin-bottom: 10px;
}
.bond-cycle-range-tabs button,
.bond-cycle-metric-tabs button {
  min-height: 34px;
  border: 1px solid #d8dde6;
  background: #fff;
  color: #555;
  padding: 6px 12px;
  border-radius: 7px;
  cursor: pointer;
  font-size: 13px;
}
.bond-cycle-range-tabs button.active {
  background: #3f51b5;
  border-color: #3f51b5;
  color: #fff;
  font-weight: 600;
}
.bond-cycle-metric-tabs button.active {
  background: #f4f6ff;
  border-color: #c5cdef;
  font-weight: 600;
}
.bond-cycle-chart { width: 100%; overflow-x: auto; }
.bond-cycle-chart svg { width: 100%; height: auto; min-width: 720px; }
.bond-cycle-chart-empty { color: #999; padding: 40px 0; text-align: center; }

.bc-grid { stroke: #eee; stroke-width: 1; }
.bc-axis { fill: #999; font-size: 11px; }
.bc-band { opacity: .5; }
.bc-band-低位 { fill: #e7f0ff; }
.bc-band-偏低 { fill: #e9f7f4; }
.bc-band-中位 { fill: #f4f4f8; }
.bc-band-偏高 { fill: #fff3e9; }
.bc-band-高位 { fill: #ffeaea; }
.bc-band-label { fill: #b0b0c0; font-size: 11px; }
.bc-line { fill: none; stroke: #3b5bdb; stroke-width: 1.8; }
.bc-hit { fill: transparent; }

.bond-cycle-tip {
  display: none;
  position: fixed;
  pointer-events: none;
  background: #ffffff;
  color: #1a1a2e;
  padding: 10px 12px;
  border-radius: 8px;
  font-size: 12px;
  line-height: 1.7;
  z-index: 20;
  max-width: 240px;
  border: 1px solid #d8d8e3;
  box-shadow: 0 4px 14px rgba(0, 0, 0, 0.12);
}
.bond-cycle-tip strong { display: block; margin-bottom: 4px; font-size: 13px; color: #1a1a2e; }
.bond-cycle-tip span { display: block; color: #4a4a55; }

/* 标题悬停说明浮框（替代原“指标说明”静态模块） */
.bond-cycle-title-wrap { position: relative; display: inline-block; }
.bond-cycle-title-wrap h2 { cursor: help; }
.bond-cycle-help-tip {
  display: none;
  position: absolute;
  top: 100%;
  left: 0;
  margin-top: 8px;
  width: 380px;
  max-width: 86vw;
  background: #fff;
  border: 1px solid #d8d8e3;
  border-radius: 10px;
  box-shadow: 0 6px 20px rgba(0, 0, 0, 0.12);
  padding: 14px 16px;
  z-index: 50;
  font-size: 13px;
  line-height: 1.6;
  color: #555;
}
/* 透明桥接区：避免鼠标从标题移到浮框时中间空隙导致闪烁 */
.bond-cycle-help-tip::before {
  content: '';
  position: absolute;
  top: -8px;
  left: 0;
  right: 0;
  height: 8px;
}
.bond-cycle-title-wrap:hover .bond-cycle-help-tip { display: block; }
.bond-cycle-help-tip p { margin: 0 0 8px; }
.bond-cycle-help-tip p:last-child { margin-bottom: 0; }
.bond-cycle-help-tip .bond-cycle-disclaimer { color: #999; font-style: italic; }

@media (max-width: 720px) {
  .bond-cycle-hero { display: block; padding: 18px; }
  .bond-cycle-updated { margin-top: 10px; white-space: normal; }
  .bond-cycle-cards { grid-template-columns: repeat(2, 1fr); }
  .bond-cycle-metrics { grid-template-columns: repeat(2, 1fr); }
}