/* ══════════════════════════════════════════════════════════════════════════════
   APEX · History & Compare Styles
   ══════════════════════════════════════════════════════════════════════════════ */

.history-modal {
  position: fixed;
  top: 0; left: 0; right: 0; bottom: 0;
  background: rgba(8, 12, 18, 0.85);
  backdrop-filter: blur(8px);
  z-index: 1000;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.3s ease;
}

.history-modal.show {
  opacity: 1;
  pointer-events: auto;
}

.history-dialog {
  background: var(--panel-solid);
  border: 1px solid var(--border);
  border-radius: var(--radius2);
  width: 90%;
  max-width: 800px;
  max-height: 85vh;
  box-shadow: var(--shadow-lg);
  display: flex;
  flex-direction: column;
  overflow: hidden;
  transform: translateY(20px);
  transition: transform 0.3s cubic-bezier(0.34, 1.56, 0.64, 1);
}

.history-modal.show .history-dialog {
  transform: translateY(0);
}

.history-header {
  padding: 20px 24px;
  border-bottom: 1px solid var(--border);
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.history-header h3 {
  margin: 0;
  font-family: var(--font-head);
  font-size: 24px;
  letter-spacing: 1px;
}

.close-btn {
  background: transparent;
  border: none;
  color: var(--text2);
  font-size: 24px;
  cursor: pointer;
  transition: color 0.2s;
}

.close-btn:hover {
  color: var(--white);
}

.history-body {
  padding: 24px;
  overflow-y: auto;
  flex: 1;
}

.history-list {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.history-item {
  background: var(--bg2);
  border: 1px solid var(--border);
  padding: 16px;
  border-radius: var(--radius);
  display: flex;
  justify-content: space-between;
  align-items: center;
  cursor: pointer;
  transition: border-color 0.2s, background 0.2s;
}

.history-item:hover, .history-item.selected {
  border-color: var(--teal);
  background: var(--panel2);
}

.history-item .hi-date {
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--text2);
}

.history-item .hi-stats {
  display: flex;
  gap: 16px;
  align-items: center;
}

.hi-badge {
  font-family: var(--font-head);
  font-size: 18px;
  font-weight: 700;
  width: 32px; height: 32px;
  display: flex; align-items: center; justify-content: center;
  border-radius: 4px;
}

.hi-jump {
  font-family: var(--font-mono);
  font-size: 15px;
  color: var(--white);
}

.compare-action-btn {
  width: 100%;
  padding: 12px;
  margin-top: 16px;
  background: rgba(0,229,200,0.1);
  border: 1px solid var(--teal);
  color: var(--teal);
  font-family: var(--font-head);
  font-size: 16px;
  font-weight: 600;
  border-radius: var(--radius);
  cursor: pointer;
  transition: background 0.2s, color 0.2s;
  text-transform: uppercase;
}
.compare-action-btn:disabled {
  background: transparent;
  border-color: var(--border);
  color: var(--text3);
  cursor: not-allowed;
}
.compare-action-btn:not(:disabled):hover {
  background: var(--teal);
  color: var(--bg);
}

/* Compare View */
.compare-view {
  display: none;
  flex-direction: column;
  gap: 20px;
}
.compare-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}
.compare-col {
  background: var(--bg2);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 16px;
}
.cc-header {
  font-family: var(--font-head);
  font-size: 20px;
  border-bottom: 1px solid var(--border);
  padding-bottom: 12px;
  margin-bottom: 12px;
}
.cc-row {
  display: flex;
  justify-content: space-between;
  padding: 8px 0;
  border-bottom: 1px dashed rgba(255,255,255,0.05);
  font-size: 14px;
}
.cc-lbl { color: var(--text2); }
.cc-val { font-family: var(--font-mono); color: var(--white); }

.trend-container {
  margin-top: 24px;
  background: var(--bg2);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 16px;
  text-align: center;
}
.trend-title {
  font-family: var(--font-head);
  font-size: 18px;
  color: var(--text);
  margin-bottom: 12px;
}
.bmi-badge {
  display: inline-block;
  margin-top: 8px;
  padding: 4px 10px;
  border-radius: 4px;
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: bold;
}
.bmi-badge.Normal { background: var(--green-dim); color: var(--green); }
.bmi-badge.Underweight { background: var(--blue-dim); color: var(--blue); }
.bmi-badge.Overweight { background: var(--gold-dim); color: var(--gold); }
.bmi-badge.Obese { background: var(--red-dim); color: var(--red); }