/* 商业导航 · 编辑端 + 浏览端 */

/* ========== 编辑器「导航」面板（仿导览结构） ========== */
#panoSettingModal.editor-pro .cnav.ep-open {
  width: 340px !important;
  max-width: 340px !important;
  padding: 0 !important;
  overflow: hidden !important;
  background: rgba(18, 22, 30, 0.96) !important;
  border-left: 1px solid rgba(255,255,255,.08);
}
#epNavPanel {
  display: none;
  height: 100%;
  color: #e8eef5;
  font-size: 13px;
}
#panoSettingModal.editor-pro #epNavPanel {
  display: flex;
  flex-direction: column;
  height: 100%;
  min-height: 0;
}
#epNavPanel .ep-nv-head {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 14px 14px 12px;
  border-bottom: 1px solid rgba(255,255,255,.08);
  flex-shrink: 0;
}
#epNavPanel .ep-nv-back {
  width: 28px;
  height: 28px;
  border: 0;
  border-radius: 6px;
  background: transparent;
  color: rgba(255,255,255,.7);
  font-size: 18px;
  cursor: pointer;
  line-height: 1;
}
#epNavPanel .ep-nv-back:hover {
  background: rgba(255,255,255,.08);
  color: #fff;
}
#epNavPanel .ep-nv-view > .ep-nv-back {
  width: auto;
  min-width: 0;
  height: 32px;
  padding: 0 10px;
  display: inline-flex;
  align-items: center;
  gap: 4px;
  white-space: nowrap;
  font-size: 13px;
  line-height: 32px;
  color: rgba(255,255,255,.85);
}
#epNavPanel .ep-nv-title {
  flex: 1;
  margin: 0;
  font-size: 16px;
  font-weight: 600;
  color: #fff;
  text-align: center;
}
#epNavPanel .ep-nv-help {
  width: 22px;
  height: 22px;
  border-radius: 50%;
  border: 1px solid rgba(255,255,255,.25);
  color: rgba(255,255,255,.45);
  font-size: 12px;
  line-height: 20px;
  text-align: center;
  cursor: default;
}
#epNavPanel .ep-nv-body {
  flex: 1;
  overflow: auto;
  padding: 14px 14px 20px;
  min-height: 0;
}
#epNavPanel .ep-nv-view { display: none; }
#epNavPanel .ep-nv-view.is-on { display: block; }
#epNavPanel .ep-nv-sec { margin-bottom: 20px; }
#epNavPanel .ep-nv-sec-title {
  position: relative;
  margin: 0 0 12px;
  padding-left: 10px;
  font-size: 14px;
  font-weight: 600;
  color: #fff;
}
#epNavPanel .ep-nv-sec-title::before {
  content: '';
  position: absolute;
  left: 0;
  top: 2px;
  bottom: 2px;
  width: 3px;
  border-radius: 2px;
  background: #2f7cf6;
}
#epNavPanel .ep-nv-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  width: 100%;
  height: 42px;
  border-radius: 8px;
  border: 1px solid rgba(255,255,255,.18);
  background: rgba(255,255,255,.06);
  color: #e8eef5;
  font-size: 13px;
  cursor: pointer;
  margin-top: 0;
}
#epNavPanel .ep-nv-btn + .ep-nv-btn { margin-top: 8px; }
#epNavPanel .ep-nv-btn:hover {
  background: rgba(47,124,246,.18);
  border-color: rgba(47,124,246,.45);
}
#epNavPanel .ep-nv-btn-primary {
  background: rgba(47,124,246,.28);
  border-color: rgba(47,124,246,.55);
  color: #fff;
}
#epNavPanel .ep-nv-check {
  display: flex;
  align-items: center;
  gap: 8px;
  margin: 0 0 10px;
  color: #c8d2de;
  font-weight: 400;
  cursor: pointer;
}
#epNavPanel .ep-nv-check input {
  margin: 0;
  width: 15px;
  height: 15px;
  accent-color: #2f7cf6;
}
#epNavPanel .ep-nv-field {
  margin-bottom: 12px;
}
#epNavPanel .ep-nv-field label {
  display: block;
  margin-bottom: 6px;
  color: #c8d2de;
  font-weight: 400;
}
#epNavPanel .ep-nv-field .form-control,
#epNavPanel .ep-nv-field input[type="number"],
#epNavPanel .ep-nv-field select {
  width: 100%;
  height: 36px;
  border-radius: 8px;
  border: 1px solid rgba(255,255,255,.12);
  background: rgba(0,0,0,.28);
  color: #e8eef5;
  padding: 0 10px;
}
#epNavPanel .ep-nv-divider {
  height: 1px;
  background: rgba(255,255,255,.08);
  margin: 4px 0 16px;
}
#epNavPanel .ep-nv-tip {
  margin: 8px 0 0;
  color: rgba(255,255,255,.45);
  font-size: 12px;
  line-height: 1.5;
}
#epNavPanel .ep-nv-poi-list {
  margin-top: 12px;
  max-height: none;
}
#epNavPanel .cnav-poi-card {
  border: 1px solid rgba(255,255,255,.1);
  border-radius: 10px;
  padding: 10px;
  margin-bottom: 10px;
  background: rgba(0,0,0,.18);
}
#epNavPanel .cnav-poi-head {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  margin-bottom: 8px;
}
#epNavPanel .cnav-poi-head-actions {
  display: flex;
  flex-direction: column;
  gap: 4px;
  align-items: flex-end;
}
#epNavPanel .cnav-poi-thumb {
  width: 56px;
  height: 56px;
  object-fit: cover;
  border-radius: 8px;
  background: #111;
}
#epNavPanel .cnav-cat-row {
  display: flex;
  gap: 6px;
  margin-bottom: 6px;
  align-items: center;
}
#epNavPanel .cnav-cat-row .form-control { flex: 1; }
#epNavPanel .cnav-shaft-row {
  display: flex;
  gap: 6px;
  margin-bottom: 6px;
  align-items: center;
}
#epNavPanel .cnav-shaft-row .form-control { flex: 1; }
#epNavPanel .cnav-poi-shaft-wrap { margin-bottom: 8px; }
#epNavPanel .form-group label {
  display: block;
  margin: 0 0 4px;
  color: rgba(255,255,255,.7);
  font-weight: 500;
}
#epNavPanel .form-control {
  background: rgba(255,255,255,.06);
  border-color: rgba(255,255,255,.12);
  color: #e8eef5;
}

/* 主题风格选择器（仿热点标题） */
#epNavPanel .ep-nv-presets {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 8px;
  margin: 6px 0 10px;
}
#epNavPanel .ep-nv-chip {
  height: 36px;
  border: 1px solid rgba(255,255,255,.18);
  border-radius: 6px;
  color: #fff;
  font-size: 11px;
  cursor: pointer;
  text-shadow: 0 1px 2px rgba(0,0,0,.45);
}
#epNavPanel .ep-nv-chip span { pointer-events: none; }
#epNavPanel .ep-nv-chip.is-on { outline: 2px solid #276ff9; outline-offset: 1px; }
#epNavPanel .ep-nv-chip-custom {
  background: #1f6b4a !important;
  border-color: #2ecc71;
}
#epNavPanel .ep-nv-more-colors {
  width: 100%;
  height: 32px;
  border: none;
  border-radius: 6px;
  background: #276ff9;
  color: #fff;
  font-size: 12px;
  margin-bottom: 8px;
  cursor: pointer;
}
#epNavPanel .ep-nv-color-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 6px;
  margin-bottom: 10px;
}
#epNavPanel .ep-nv-color-grid button {
  height: 34px;
  border: 1px solid rgba(255,255,255,.2);
  border-radius: 5px;
  color: #fff;
  font-size: 10px;
  cursor: pointer;
  text-shadow: 0 1px 2px rgba(0,0,0,.5);
}
#epNavPanel .ep-nv-mini-label {
  display: block;
  margin: 10px 0 6px;
  color: #c8d2de;
  font-weight: 400;
  font-size: 12px;
}
#epNavPanel .ep-nv-color-row {
  display: flex;
  align-items: center;
  gap: 6px;
  flex-wrap: wrap;
}
#epNavPanel .ep-nv-color-row input[type=color] {
  width: 34px;
  height: 34px;
  padding: 0;
  border: 1px solid rgba(255,255,255,.2);
  border-radius: 6px;
  background: transparent;
}
#epNavPanel .ep-nv-color-row .form-control {
  flex: 1;
  min-width: 72px;
  height: 34px;
}
#epNavPanel .ep-nv-grad-check {
  display: flex;
  align-items: center;
  gap: 4px;
  margin: 0;
  color: #c8d2de;
  white-space: nowrap;
  font-weight: 400;
  cursor: pointer;
}
#epNavPanel .ep-nv-scale-row {
  display: flex;
  align-items: center;
  gap: 8px;
}
#epNavPanel .ep-nv-scale-row input[type=number] {
  width: 64px;
  height: 34px;
  border-radius: 8px;
  border: 1px solid rgba(255,255,255,.12);
  background: rgba(0,0,0,.28);
  color: #e8eef5;
  padding: 0 8px;
}
#epNavPanel .ep-nv-scale-row input[type=range] {
  flex: 1;
  accent-color: #276ff9;
}
#epNavPanel .ep-nv-theme-preview {
  margin-top: 12px;
  height: 42px;
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  font-size: 13px;
  font-weight: 600;
  border: 1px solid rgba(255,255,255,.12);
}

/* 旧版扁平编辑样式兼容 */
.cnav-edit {
  color: #e8eef5;
  font-size: 12px;
  padding: 0 14px 20px;
}
.cnav-panel-head {
  padding: 14px 0 8px;
  margin-bottom: 4px;
  border-bottom: 1px solid rgba(255,255,255,.08);
}
.cnav-panel-head h4 {
  margin: 0;
  font-size: 15px;
  font-weight: 700;
  color: #fff;
}
.cnav-edit .cnav-switch-row {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 10px;
}
.cnav-edit .form-control {
  background: rgba(255,255,255,.06);
  border-color: rgba(255,255,255,.12);
  color: #e8eef5;
}
.cnav-edit label {
  display: block;
  margin: 0 0 4px;
  color: rgba(255,255,255,.7);
  font-weight: 500;
}
.cnav-edit .cnav-section-title {
  margin: 14px 0 8px;
  font-size: 13px;
  font-weight: 700;
  color: #fff;
}
.cnav-cat-row {
  display: flex;
  gap: 6px;
  margin-bottom: 6px;
  align-items: center;
}
.cnav-cat-row.is-l2 {
  margin-left: 18px;
}
.cnav-cat-tag {
  flex-shrink: 0;
  font-size: 10px;
  padding: 2px 6px;
  border-radius: 4px;
  background: rgba(47,124,246,.25);
  color: #9ec5ff;
}
.cnav-cat-row.is-l2 .cnav-cat-tag {
  background: rgba(245,158,11,.22);
  color: #fbbf24;
}
.cnav-cat-row .form-control { flex: 1; }
.cnav-chips-l2 {
  margin-top: -4px;
  padding-top: 0;
  border-top: none;
  opacity: .95;
}
.cnav-chips-l2 .cnav-chip {
  background: rgba(245,158,11,.12);
  border-color: rgba(245,158,11,.28);
}
.cnav-chips-l2 .cnav-chip.is-on {
  background: rgba(245,158,11,.35);
  border-color: #f59e0b;
}
.cnav-poi-card {
  border: 1px solid rgba(255,255,255,.1);
  border-radius: 10px;
  padding: 10px;
  margin-bottom: 10px;
  background: rgba(0,0,0,.18);
}
.cnav-poi-head {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  margin-bottom: 8px;
}
.cnav-poi-thumb {
  width: 56px;
  height: 56px;
  object-fit: cover;
  border-radius: 8px;
  background: #111;
}
#cnav_poi_list {
  max-height: 420px;
  overflow: auto;
  padding-right: 4px;
}
.cnav-edit .btn-block { margin-top: 6px; }
.cnav-hint {
  color: rgba(255,255,255,.55);
  line-height: 1.5;
  margin-bottom: 10px;
}

/* ========== 浏览端入口：底部功能条（样式见 vr-bottom-dock.css） ========== */
.vrshow_cnav_btn,
#cnav_entry_btn.vrshow_cnav_btn {
  display: none;
  cursor: pointer;
  border: none;
  background: transparent;
  color: #fff;
  padding: 0;
  z-index: 820;
}
.vrshow_cnav_btn:hover {
  filter: brightness(1.08);
}

/* 导航进行中：隐藏场景分组 / 场景选择遮罩，避免挡住线路概况 */
body.cnav-navigating #sgn_root,
body.cnav-navigating .sgn.is-open {
  display: none !important;
  visibility: hidden !important;
  pointer-events: none !important;
}

/* ========== 侧栏面板 ========== */
#cnav_mask {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,.35);
  z-index: 3000;
}
#cnav_panel.is-open + #cnav_mask,
#cnav_mask.is-on { display: block; }
#cnav_panel {
  position: fixed;
  left: 12px;
  top: 12px;
  bottom: 12px;
  width: min(360px, 92vw);
  background: #fff;
  border-radius: 14px;
  z-index: 3010;
  display: none;
  flex-direction: column;
  overflow: hidden;
  box-shadow: 0 18px 50px rgba(0,0,0,.28);
}
#cnav_panel.is-open { display: flex; }
#cnav_panel .cnav-panel-head {
  background: var(--cnav-bg, #5b3fd6);
  color: var(--cnav-text, #fff);
  padding: 12px 14px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
#cnav_panel[data-theme="hospital"] .cnav-panel-head {
  background: var(--cnav-bg, #1f6b4a);
}
.cnav-panel-head h4 {
  margin: 0;
  font-size: 16px;
  font-weight: 700;
}
.cnav-panel-head .cnav-x {
  width: 28px;
  height: 28px;
  border-radius: 50%;
  border: none;
  background: rgba(255,255,255,.2);
  color: #fff;
  cursor: pointer;
}
.cnav-field-label {
  display: block;
  margin: 0 0 6px;
  font-size: 12px;
  font-weight: 600;
  color: #556;
  letter-spacing: .02em;
}
#cnav_panel[data-theme="hospital"] .cnav-field-label {
  color: #3a5c4c;
}
.cnav-start-wrap {
  position: relative;
  padding: 10px 12px 0;
  z-index: 3;
  flex-shrink: 0;
}
.cnav-start-trigger {
  width: 100%;
  height: 36px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
  border-radius: var(--cnav-radius, 8px);
  border: 1.5px solid var(--cnav-border, #c9b8ff);
  background: #fff;
  padding: 0 10px 0 12px;
  outline: none;
  cursor: pointer;
  text-align: left;
  color: #223;
  font-size: 13px;
}
#cnav_panel[data-theme="hospital"] .cnav-start-trigger {
  border-color: var(--cnav-border, #8fd4b2);
}
.cnav-start-trigger.is-open {
  border-color: var(--cnav-accent, #5b3fd6);
  box-shadow: 0 0 0 2px rgba(91, 63, 214, .12);
}
#cnav_panel[data-theme="hospital"] .cnav-start-trigger.is-open {
  border-color: var(--cnav-accent, #1f6b4a);
  box-shadow: 0 0 0 2px rgba(31, 107, 74, .12);
}
.cnav-start-trigger-text {
  flex: 1;
  min-width: 0;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.cnav-start-caret {
  width: 0;
  height: 0;
  border-left: 5px solid transparent;
  border-right: 5px solid transparent;
  border-top: 6px solid #778;
  flex-shrink: 0;
  transition: transform .15s ease;
}
.cnav-start-trigger.is-open .cnav-start-caret {
  transform: rotate(180deg);
}
.cnav-start-dropdown {
  margin-top: 6px;
  background: #fff;
  border: 1px solid rgba(0,0,0,.1);
  border-radius: var(--cnav-radius, 8px);
  box-shadow: 0 8px 20px rgba(20, 24, 40, .1);
  overflow: hidden;
}
.cnav-start-dropdown[hidden] {
  display: none !important;
}
.cnav-start-dropdown input {
  width: 100%;
  height: 34px;
  border: none;
  border-bottom: 1px solid #eee;
  padding: 0 12px;
  outline: none;
  font-size: 13px;
  box-sizing: border-box;
}
.cnav-start-options {
  max-height: 260px;
  overflow-y: auto;
  -webkit-overflow-scrolling: touch;
}
.cnav-start-group-title {
  position: sticky;
  top: 0;
  z-index: 1;
  padding: 7px 12px;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: .04em;
  border-bottom: 1px solid transparent;
  line-height: 1.3;
}
.cnav-start-option {
  display: block;
  width: 100%;
  border: none;
  background: transparent;
  text-align: left;
  padding: 10px 12px 10px 16px;
  cursor: pointer;
  font-size: 13px;
  color: #223;
  line-height: 1.35;
}
.cnav-start-option:hover,
.cnav-start-option:focus {
  background: var(--cnav-soft, #f5f2ff);
  outline: none;
}
#cnav_panel[data-theme="hospital"] .cnav-start-option:hover,
#cnav_panel[data-theme="hospital"] .cnav-start-option:focus {
  background: #eef8f2;
}
.cnav-start-option.is-on {
  background: var(--cnav-soft, #f5f2ff);
  color: var(--cnav-accent, #5b3fd6);
  font-weight: 600;
}
#cnav_panel[data-theme="hospital"] .cnav-start-option.is-on {
  background: #eef8f2;
  color: var(--cnav-accent, #1f6b4a);
}
.cnav-start-option-meta {
  display: block;
  margin-top: 2px;
  font-size: 11px;
  font-weight: 400;
  color: #889;
}
.cnav-start-option-badge {
  display: inline-block;
  margin-left: 6px;
  padding: 1px 6px;
  border-radius: 999px;
  font-size: 10px;
  font-weight: 600;
  vertical-align: middle;
  background: var(--cnav-accent, #5b3fd6);
  color: #fff;
}
#cnav_panel[data-theme="hospital"] .cnav-start-option-badge {
  background: var(--cnav-accent, #1f6b4a);
}
.cnav-start-empty {
  padding: 14px 12px;
  font-size: 12px;
  color: #99a;
  text-align: center;
}
.cnav-search-wrap {
  padding: 10px 12px 0;
}
.cnav-voice-bar {
  padding: 8px 12px 0;
  display: flex;
  justify-content: flex-end;
}
.cnav-voice-toggle {
  border: 1px solid rgba(0,0,0,.12);
  background: #f3f5f8;
  color: #445;
  border-radius: 16px;
  height: 28px;
  padding: 0 12px;
  font-size: 12px;
  cursor: pointer;
  line-height: 26px;
}
.cnav-voice-toggle.is-on {
  background: var(--cnav-bg, #5b3fd6);
  border-color: transparent;
  color: #fff;
}
#cnav_panel[data-theme="hospital"] .cnav-voice-toggle.is-on {
  background: var(--cnav-bg, #1f6b4a);
}
.cnav-search-wrap input {
  width: 100%;
  height: 36px;
  border-radius: var(--cnav-radius, 8px);
  border: 1.5px solid var(--cnav-border, #c9b8ff);
  padding: 0 12px;
  outline: none;
}
#cnav_panel[data-theme="hospital"] .cnav-search-wrap input {
  border-color: var(--cnav-border, #8fd4b2);
}
.cnav-tabs {
  display: flex;
  gap: 6px;
  padding: 10px 12px 0;
}
.cnav-tab {
  flex: 1;
  height: 32px;
  border: none;
  border-radius: var(--cnav-radius, 8px);
  background: #f2f0fa;
  color: #666;
  cursor: pointer;
  font-size: 13px;
}
.cnav-tab.is-on {
  background: var(--cnav-accent, #5b3fd6);
  color: var(--cnav-text, #fff);
}
#cnav_panel[data-theme="hospital"] .cnav-tab.is-on {
  background: var(--cnav-accent, #1f6b4a);
}
.cnav-chips {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  padding: 10px 12px;
}
.cnav-chip {
  border: 1px solid var(--cnav-border, #e6e0f7);
  background: var(--cnav-soft, #faf8ff);
  color: var(--cnav-accent, #5b3fd6);
  border-radius: 999px;
  padding: 4px 10px;
  font-size: 12px;
  cursor: pointer;
}
.cnav-chip.is-on {
  background: var(--cnav-accent, #5b3fd6);
  color: var(--cnav-text, #fff);
  border-color: var(--cnav-accent, #5b3fd6);
}
#cnav_panel[data-theme="hospital"] .cnav-chip {
  color: var(--cnav-accent, #1f6b4a);
  border-color: var(--cnav-border, #c8e8d7);
  background: var(--cnav-soft, #f3fbf7);
}
#cnav_panel[data-theme="hospital"] .cnav-chip.is-on {
  background: var(--cnav-accent, #1f6b4a);
  color: var(--cnav-text, #fff);
  border-color: var(--cnav-accent, #1f6b4a);
}
#cnav_list {
  flex: 1;
  overflow: auto;
  padding: 0 12px 16px;
}
.cnav-group-title {
  margin: 8px 0;
  color: #888;
  font-size: 12px;
}
.cnav-card {
  display: flex;
  gap: 10px;
  border: 1px solid #ececf2;
  border-radius: 10px;
  padding: 10px;
  margin-bottom: 8px;
  background: #fff;
}
.cnav-card-thumb {
  width: 64px;
  height: 64px;
  border-radius: 8px;
  object-fit: cover;
  flex-shrink: 0;
  background: #f0f0f0;
}
.cnav-card-title {
  font-size: 14px;
  font-weight: 700;
  color: #222;
  display: flex;
  align-items: center;
  gap: 6px;
  flex-wrap: wrap;
}
.cnav-badge {
  font-size: 11px;
  font-weight: 600;
  background: var(--cnav-soft, #e8f8ef);
  color: var(--cnav-accent, #1f6b4a);
  padding: 2px 6px;
  border-radius: 4px;
}
.cnav-card-meta {
  font-size: 12px;
  color: #888;
  margin: 4px 0 8px;
}
.cnav-card-actions {
  display: flex;
  gap: 6px;
  align-items: center;
}
.cnav-btn {
  border: none;
  border-radius: 6px;
  height: 28px;
  padding: 0 10px;
  font-size: 12px;
  cursor: pointer;
}
.cnav-btn-primary {
  background: var(--cnav-accent, #5b3fd6);
  color: var(--cnav-text, #fff);
}
#cnav_panel[data-theme="hospital"] .cnav-btn-primary {
  background: var(--cnav-accent, #1f6b4a);
}
.cnav-btn-ghost {
  background: #f3f3f6;
  color: #444;
}
.cnav-fav {
  margin-left: auto;
  border: none;
  background: transparent;
  color: #ccc;
  font-size: 16px;
  cursor: pointer;
}
.cnav-fav.is-on { color: #f5a623; }
.cnav-empty {
  text-align: center;
  color: #999;
  padding: 40px 10px;
}

/* ========== 导航分屏 HUD（参照商业导航实景） ========== */
#cnav_nav_mode {
  display: none;
  position: fixed;
  inset: 0;
  z-index: 2950;
  pointer-events: none;
}
#cnav_nav_mode.is-on { display: block; }
#cnav_nav_mode.map-collapsed .cnav-map-panel,
#cnav_nav_mode:not(.has-map) .cnav-map-panel { display: none !important; }

.cnav-hud-actions .cnav-map-toggle {
  border: 1px solid rgba(255,255,255,.28);
  background: rgba(255,255,255,.12);
  color: #fff;
  border-radius: 8px;
  padding: 6px 10px;
  font-size: 12px;
  cursor: pointer;
}
.cnav-hud-actions .cnav-map-toggle.is-on {
  background: rgba(59,130,246,.85);
  border-color: transparent;
}

.cnav-hud-tip {
  pointer-events: none;
  position: absolute;
  left: 50%;
  top: 78px; /* 下移，避免挡住左上制作者 Logo */
  transform: translateX(-50%);
  max-width: 90vw;
  background: var(--cnav-bg, rgba(30, 30, 36, .82));
  color: var(--cnav-text, #fff);
  padding: 10px 16px;
  border-radius: var(--cnav-radius, 10px);
  font-size: 15px;
  font-weight: 600;
  text-align: center;
  box-shadow: 0 8px 20px var(--cnav-shadow, rgba(0,0,0,.25));
}
#cnav_nav_mode.map-collapsed .cnav-hud-tip,
#cnav_nav_mode:not(.has-map) .cnav-hud-tip { top: 78px; }
.cnav-pano-hint {
  pointer-events: none;
  position: absolute;
  left: 50%;
  top: 50%;
  transform: translate(-50%, -50%);
  z-index: 5;
  display: none;
  align-items: center;
  gap: 10px;
  max-width: min(420px, 88vw);
  padding: 14px 18px;
  border-radius: 12px;
  background: rgba(15, 20, 28, 0.78);
  color: #fff;
  font-size: 14px;
  line-height: 1.45;
  text-align: left;
  box-shadow: 0 10px 28px rgba(0, 0, 0, 0.28);
  opacity: 0;
  transition: opacity 0.35s ease;
}
.cnav-pano-hint.is-on {
  display: flex;
  opacity: 1;
  animation: cnavPanoHintIn 0.35s ease;
}
.cnav-pano-hint__ico {
  flex-shrink: 0;
  width: 36px;
  height: 36px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--cnav-soft2, rgba(34, 197, 94, 0.22));
  color: var(--cnav-accent2, #86efac);
  font-size: 18px;
  font-weight: 700;
}
#cnav_nav_mode[data-theme="commerce"] .cnav-pano-hint__ico {
  background: rgba(124, 92, 255, 0.22);
  color: #c4b5fd;
}
.cnav-pano-hint__txt {
  flex: 1;
  min-width: 0;
}
@keyframes cnavPanoHintIn {
  from { opacity: 0; transform: translate(-50%, calc(-50% + 8px)); }
  to { opacity: 1; transform: translate(-50%, -50%); }
}
.cnav-map-panel {
  pointer-events: auto;
  position: absolute;
  left: 12px;
  right: 12px;
  bottom: 88px;
  height: 34vh;
  min-height: 160px;
  background: #fff;
  border-radius: 12px;
  overflow: hidden;
  box-shadow: 0 10px 30px rgba(0,0,0,.25);
}
.cnav-map-tools {
  position: absolute;
  right: 8px;
  top: 8px;
  z-index: 2;
  display: flex;
  flex-direction: column;
  gap: 6px;
}
.cnav-map-tools button {
  width: 28px;
  height: 28px;
  border: none;
  border-radius: 6px;
  background: rgba(255,255,255,.95);
  box-shadow: 0 2px 8px rgba(0,0,0,.15);
  cursor: pointer;
}
#cnav_map_canvas,
.cnav-map-inner {
  width: 100%;
  height: 100%;
}
.cnav-map-inner {
  position: relative;
  background-size: contain;
  background-repeat: no-repeat;
  background-position: center;
  background-color: #f5f5f7;
}
.cnav-map-empty {
  display: flex;
  align-items: center;
  justify-content: center;
  height: 100%;
  padding: 16px;
  text-align: center;
  color: #888;
  font-size: 13px;
}
.cnav-map-spot {
  position: absolute;
  width: 10px;
  height: 10px;
  margin: -5px 0 0 -5px;
  border-radius: 50%;
  background: #9aa0b0;
  border: 2px solid #fff;
  box-shadow: 0 1px 4px rgba(0,0,0,.3);
}
.cnav-map-spot.is-path {
  background: #f59e0b;
}
.cnav-map-spot.is-here {
  width: 14px;
  height: 14px;
  margin: -7px 0 0 -7px;
  background: #3b82f6;
}
.cnav-map-spot.is-dest {
  background: #ef4444;
  width: 14px;
  height: 14px;
  margin: -7px 0 0 -7px;
}
.cnav-hud-bar {
  pointer-events: auto;
  position: absolute;
  left: 12px;
  right: 12px;
  bottom: 12px;
  background: #fff;
  border-radius: 12px;
  overflow: hidden;
  box-shadow: 0 10px 28px rgba(0,0,0,.22);
}
.cnav-hud-main {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 12px;
}
.cnav-hud-dest {
  flex: 0 1 28%;
  min-width: 0;
}
.cnav-hud-dest-row {
  display: flex;
  align-items: center;
  gap: 6px;
  min-width: 0;
}
.cnav-hud-main strong {
  display: block;
  font-size: 15px;
  color: #222;
  min-width: 0;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.cnav-hud-voice {
  flex: 0 0 auto;
  width: 28px;
  height: 28px;
  border: none;
  border-radius: 50%;
  padding: 0;
  display: none;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  background: rgba(31, 107, 74, 0.12);
  color: var(--cnav-accent, #1f6b4a);
  transition: background .15s, color .15s, opacity .15s;
}
#cnav_nav_mode[data-theme="commerce"] .cnav-hud-voice {
  background: rgba(91, 63, 214, 0.12);
  color: var(--cnav-accent, #5b3fd6);
}
.cnav-hud-voice:hover {
  background: rgba(31, 107, 74, 0.22);
}
#cnav_nav_mode[data-theme="commerce"] .cnav-hud-voice:hover {
  background: rgba(91, 63, 214, 0.22);
}
.cnav-hud-voice.is-muted {
  background: #eceff3;
  color: #9aa3af;
}
.cnav-hud-voice .cnav-hud-voice-ico {
  width: 16px;
  height: 16px;
  display: block;
}
.cnav-hud-voice .cnav-hud-voice-off { display: none; }
.cnav-hud-voice.is-muted .cnav-hud-voice-on { display: none; }
.cnav-hud-voice.is-muted .cnav-hud-voice-off { display: block; }
.cnav-hud-main .cnav-hud-dest span {
  font-size: 12px;
  color: #888;
}
.cnav-hud-route {
  flex: 1 1 auto;
  min-width: 0;
  max-width: 52%;
  padding: 8px 10px;
  border-radius: 10px;
  background: linear-gradient(180deg, var(--cnav-soft, #f4fcf8) 0%, var(--cnav-soft2, #eaf7f0) 100%);
  border: 1px solid var(--cnav-border, #bfe5d0);
  box-shadow: inset 0 1px 0 rgba(255,255,255,.7);
}
#cnav_nav_mode[data-theme="commerce"] .cnav-hud-route {
  background: linear-gradient(180deg, var(--cnav-soft, #f8f5ff) 0%, var(--cnav-soft2, #f0ebff) 100%);
  border-color: var(--cnav-border, #d5c8ff);
}
.cnav-hud-route em {
  display: block;
  font-style: normal;
  font-size: 16px;
  color: var(--cnav-accent, #1f6b4a);
  font-weight: 700;
  letter-spacing: .04em;
  margin-bottom: 8px;
  line-height: 1.3;
}
#cnav_nav_mode[data-theme="commerce"] .cnav-hud-route em {
  color: var(--cnav-accent, #5b3fd6);
}
.cnav-route-steps {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 4px 2px;
  max-height: 4.6em;
  overflow: auto;
  -webkit-overflow-scrolling: touch;
}
.cnav-route-empty {
  font-size: 12px;
  color: #999;
}
.cnav-route-step {
  display: inline-flex;
  align-items: center;
  max-width: 100%;
  padding: 3px 8px;
  border-radius: 999px;
  background: #fff;
  border: 1px solid var(--cnav-border, #cfe9db);
  color: #355;
  font-size: 12px;
  line-height: 1.35;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  cursor: pointer;
  font-family: inherit;
  appearance: none;
  -webkit-appearance: none;
  transition: background .15s ease, border-color .15s ease, box-shadow .15s ease, transform .12s ease;
}
.cnav-route-step:hover {
  border-color: var(--cnav-accent, #1f6b4a);
  box-shadow: 0 2px 8px var(--cnav-shadow, rgba(31, 107, 74, 0.18));
  transform: translateY(-1px);
}
.cnav-route-step:active {
  transform: translateY(0);
}
.cnav-route-step.is-done {
  background: var(--cnav-soft, #e8f6ee);
  border-color: var(--cnav-border, #9fd4b6);
  color: var(--cnav-accent, #2a6b4a);
}
.cnav-route-step.is-current {
  background: var(--cnav-accent, #1f6b4a);
  border-color: var(--cnav-accent, #1f6b4a);
  color: var(--cnav-text, #fff);
  font-weight: 700;
  box-shadow: 0 2px 8px var(--cnav-shadow, rgba(31,107,74,.28));
}
.cnav-route-step.is-current:hover {
  filter: brightness(1.05);
}
.cnav-route-step.is-dest {
  border-color: #f59e0b;
  background: #fff8eb;
  color: #9a6700;
}
.cnav-route-step.is-current.is-dest {
  background: var(--cnav-accent, #1f6b4a);
  border-color: var(--cnav-accent, #1f6b4a);
  color: var(--cnav-text, #fff);
}
#cnav_nav_mode[data-theme="commerce"] .cnav-route-step {
  border-color: var(--cnav-border, #ddd0ff);
}
#cnav_nav_mode[data-theme="commerce"] .cnav-route-step.is-done {
  background: var(--cnav-soft, #efeaff);
  border-color: var(--cnav-border, #cbb8ff);
  color: var(--cnav-accent, #5b3fd6);
}
#cnav_nav_mode[data-theme="commerce"] .cnav-route-step.is-current {
  background: var(--cnav-accent, #5b3fd6);
  border-color: var(--cnav-accent, #5b3fd6);
  box-shadow: 0 2px 8px var(--cnav-shadow, rgba(91,63,214,.28));
}
.cnav-route-arrow {
  display: inline-block;
  width: 12px;
  height: 12px;
  flex: 0 0 12px;
  opacity: .7;
  background-color: var(--cnav-accent, #1f6b4a);
  -webkit-mask: center / contain no-repeat url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 12 12'%3E%3Cpath d='M3 2l5 4-5 4' fill='none' stroke='%23000' stroke-width='1.6' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E");
  mask: center / contain no-repeat url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 12 12'%3E%3Cpath d='M3 2l5 4-5 4' fill='none' stroke='%23000' stroke-width='1.6' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E");
}
#cnav_nav_mode[data-theme="commerce"] .cnav-route-arrow {
  background-color: var(--cnav-accent, #5b3fd6);
  background-image: none;
}
.cnav-hud-actions {
  margin-left: 0;
  flex: 0 0 auto;
  display: flex;
  gap: 6px;
}
.cnav-hud-actions button {
  height: 30px;
  padding: 0 12px;
  border-radius: var(--cnav-radius, 8px);
  border: none;
  cursor: pointer;
  font-size: 12px;
}
.cnav-hud-actions .cnav-prev {
  background: #f5f6f8;
  color: #333;
  border: 1px solid rgba(0, 0, 0, 0.12);
}
.cnav-hud-actions .cnav-prev:disabled {
  opacity: 0.42;
  cursor: not-allowed;
}
#cnav_nav_mode[data-theme^="group-"] .cnav-hud-actions .cnav-prev {
  background: var(--cnav-soft, #f5f6f8);
  color: var(--cnav-accent, #333);
  border-color: var(--cnav-border, rgba(0, 0, 0, 0.12));
}
.cnav-hud-actions .cnav-next {
  background: var(--cnav-accent, #5b3fd6);
  color: var(--cnav-text, #fff);
}
#cnav_nav_mode[data-theme="hospital"] .cnav-hud-actions .cnav-next {
  background: var(--cnav-accent, #1f6b4a);
}
.cnav-hud-actions .cnav-exit {
  background: #f1f1f4;
  color: #444;
}
.cnav-hud-actions .cnav-share {
  background: #eef7f2;
  color: var(--cnav-accent, #1f6b4a);
  border: 1px solid rgba(31, 107, 74, 0.22);
}
#cnav_nav_mode[data-theme="commerce"] .cnav-hud-actions .cnav-share {
  background: #f3f0ff;
  color: var(--cnav-accent, #5b3fd6);
  border-color: rgba(91, 63, 214, 0.22);
}
#cnav_nav_mode[data-theme="hospital"] .cnav-hud-actions .cnav-share {
  background: #eef7f2;
  color: var(--cnav-accent, #1f6b4a);
}
.cnav-hud-stats {
  display: flex;
  gap: 12px;
  padding: 8px 12px;
  background: var(--cnav-bg, #5b3fd6);
  color: var(--cnav-text, #fff);
  font-size: 12px;
}
#cnav_nav_mode[data-theme="hospital"] .cnav-hud-stats {
  background: var(--cnav-bg, #1f6b4a);
}

/* 分组样式胶囊：圆角按钮更贴合 */
#cnav_panel[data-theme^="group-"] .cnav-tab,
#cnav_panel[data-theme^="group-"] .cnav-btn,
#cnav_nav_mode[data-theme^="group-"] .cnav-hud-actions button {
  border-radius: 999px;
}
#cnav_panel[data-theme^="group-gov"] .cnav-badge,
#cnav_panel[data-theme="group-gov"] .cnav-badge {
  background: var(--cnav-soft, #e8f8ef);
  color: var(--cnav-accent, #1f6b4a);
}
#cnav_nav_mode[data-theme^="group-"] .cnav-hud-actions .cnav-map-toggle.is-on {
  background: var(--cnav-accent, #3b82f6);
}

@media (max-width: 767px) {
  #cnav_panel {
    left: 0;
    top: 0;
    bottom: 0;
    width: 100%;
    border-radius: 0;
  }
  .cnav-map-panel { height: 28vh; bottom: 96px; }
  .cnav-hud-tip { top: 70px; }
  #cnav_nav_mode.map-collapsed .cnav-hud-tip,
  #cnav_nav_mode:not(.has-map) .cnav-hud-tip { top: 70px; }
  .cnav-hud-main {
    flex-wrap: wrap;
    align-items: flex-start;
  }
  .cnav-hud-dest { flex: 1 1 45%; }
  .cnav-hud-route {
    flex: 1 1 100%;
    max-width: none;
    order: 3;
  }
  .cnav-hud-actions {
    margin-left: auto;
  }
  .vrshow_cnav_btn {
    bottom: auto;
    left: auto;
  }
}

/* ========== 问人工智能 ========== */
.cnav-tab-ai {
  flex: 1.35;
  white-space: nowrap;
  font-size: 12px;
}
.cnav-ai-pane {
  flex: 1;
  min-height: 0;
  display: flex;
  flex-direction: column;
  background: #f7f8fb;
}
.cnav-ai-welcome {
  margin: 10px 12px 0;
  padding: 10px 12px;
  border-radius: 10px;
  background: #eef6f1;
  color: #1f6b4a;
  font-size: 13px;
  line-height: 1.45;
}
#cnav_panel[data-theme="commerce"] .cnav-ai-welcome {
  background: #f3f0ff;
  color: #5b3fd6;
}
.cnav-ai-messages {
  flex: 1;
  overflow: auto;
  padding: 10px 12px 8px;
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.cnav-ai-msg {
  max-width: 94%;
}
.cnav-ai-msg--user {
  align-self: flex-end;
}
.cnav-ai-msg--bot {
  align-self: flex-start;
}
.cnav-ai-msg__role {
  font-size: 11px;
  color: #889;
  margin-bottom: 3px;
}
.cnav-ai-msg__text {
  padding: 9px 11px;
  border-radius: 12px;
  font-size: 13px;
  line-height: 1.5;
  background: #fff;
  box-shadow: 0 1px 4px rgba(0,0,0,.06);
  color: #222;
  word-break: break-word;
}
.cnav-ai-msg--user .cnav-ai-msg__text {
  background: #1f6b4a;
  color: #fff;
}
#cnav_panel[data-theme="commerce"] .cnav-ai-msg--user .cnav-ai-msg__text {
  background: #5b3fd6;
}
.cnav-ai-recs {
  margin-top: 10px;
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.cnav-ai-rec {
  padding: 10px;
  border-radius: 10px;
  background: #f8faf9;
  border: 1px solid #dce8e1;
}
#cnav_panel[data-theme="commerce"] .cnav-ai-rec {
  background: #faf8ff;
  border-color: #e6e0f7;
}
.cnav-ai-rec__name {
  font-weight: 700;
  font-size: 14px;
  color: #1a2332;
}
.cnav-ai-rec__reason {
  margin: 4px 0 8px;
  font-size: 12px;
  color: #667;
  line-height: 1.4;
}
.cnav-ai-rec .cnav-btn {
  width: 100%;
}
.cnav-ai-foot {
  display: flex;
  align-items: flex-end;
  gap: 8px;
  padding: 10px 12px 12px;
  border-top: 1px solid #ececf2;
  background: #fff;
}
.cnav-ai-voice,
.cnav-ai-send {
  height: 36px;
  border: none;
  border-radius: 8px;
  cursor: pointer;
  font-size: 13px;
  flex-shrink: 0;
}
.cnav-ai-voice {
  width: 48px;
  background: #eef2f0;
  color: #1f6b4a;
}
.cnav-ai-voice.is-listening {
  background: #fee2e2;
  color: #b91c1c;
  animation: cnavAiPulse 1s ease-in-out infinite;
}
@keyframes cnavAiPulse {
  50% { opacity: .65; }
}
#cnav_panel[data-theme="commerce"] .cnav-ai-voice {
  color: #5b3fd6;
}
.cnav-ai-send {
  min-width: 56px;
  padding: 0 12px;
  background: #1f6b4a;
  color: #fff;
  font-weight: 600;
}
#cnav_panel[data-theme="commerce"] .cnav-ai-send {
  background: #5b3fd6;
}
#cnav_ai_input {
  flex: 1;
  min-height: 36px;
  max-height: 72px;
  resize: none;
  border: 1px solid #dde3df;
  border-radius: 8px;
  padding: 8px 10px;
  font-size: 13px;
  outline: none;
  font-family: inherit;
}
#cnav_ai_input:focus {
  border-color: #1f6b4a;
}
#cnav_panel[data-theme="commerce"] #cnav_ai_input:focus {
  border-color: #5b3fd6;
}

/* 导航指引「导航方向」文字（跟随箭头；fixed + viewport 坐标） */
#cnav_guide_label_dom {
  display: none;
  position: fixed;
  z-index: 3205;
  pointer-events: none;
  transform: translate(-50%, -120%);
  padding: 3px 8px;
  border-radius: var(--cnav-radius, 6px);
  background: rgba(0, 0, 0, 0.42);
  color: var(--cnav-accent, #2f7bff);
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 1px;
  font-family: "Microsoft YaHei", "PingFang SC", sans-serif;
  text-shadow: 0 1px 3px rgba(0, 0, 0, 0.75);
  white-space: nowrap;
  opacity: 1;
  transition: opacity 0.2s ease;
  will-change: left, top;
  -webkit-backface-visibility: hidden;
  backface-visibility: hidden;
}
#cnav_guide_label_dom[data-theme="commerce"] {
  color: var(--cnav-accent, #5b3fd6);
}
#cnav_guide_label_dom.is-on {
  display: block;
}
#cnav_guide_label_dom.is-dim {
  opacity: 0.72;
}

/* 导航线路分享弹层 */
.cnav-share-modal {
  position: fixed;
  inset: 0;
  z-index: 12050;
  display: none;
  align-items: center;
  justify-content: center;
  padding: 20px 14px;
  box-sizing: border-box;
}
.cnav-share-modal.is-open {
  display: flex;
}
.cnav-share-modal__mask {
  position: absolute;
  inset: 0;
  background: rgba(0, 0, 0, 0.55);
}
.cnav-share-modal__box {
  position: relative;
  z-index: 1;
  width: min(360px, 94vw);
  background: #fff;
  border-radius: 14px;
  padding: 22px 20px 18px;
  box-shadow: 0 16px 48px rgba(0, 0, 0, 0.28);
  text-align: center;
  box-sizing: border-box;
}
.cnav-share-modal__close {
  position: absolute;
  top: 8px;
  right: 10px;
  width: 32px;
  height: 32px;
  border: 0;
  background: transparent;
  color: #888;
  font-size: 26px;
  line-height: 1;
  cursor: pointer;
}
.cnav-share-modal__close:hover { color: #333; }
.cnav-share-modal__title {
  margin: 0 28px 10px;
  font-size: 17px;
  font-weight: 700;
  color: #1a1a1a;
  line-height: 1.4;
  text-align: center;
}
.cnav-share-modal__name,
.cnav-share-modal__sub {
  display: block;
  text-align: center;
}
.cnav-share-modal__name {
  font-size: 17px;
  font-weight: 700;
  color: #1a1a1a;
  word-break: break-word;
}
.cnav-share-modal__sub {
  margin-top: 4px;
  font-size: 15px;
  font-weight: 600;
  color: #333;
}
.cnav-share-modal__route {
  margin: 0 0 14px;
  font-size: 13px;
  color: #4a5560;
  line-height: 1.5;
  word-break: break-word;
}
.cnav-share-modal__route b {
  color: #1f6b4a;
  font-weight: 600;
}
.cnav-share-modal__qrwrap {
  width: 168px;
  height: 168px;
  margin: 0 auto 8px;
  padding: 8px;
  border: 1px solid #e8ecef;
  border-radius: 10px;
  background: #fafbfc;
  box-sizing: border-box;
}
.cnav-share-modal__qrwrap img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: contain;
}
.cnav-share-modal__tip {
  margin: 0 0 12px;
  font-size: 12px;
  color: #8a939c;
}
.cnav-share-arrive {
  display: flex;
  align-items: flex-start;
  gap: 6px;
  margin: 0 0 12px;
  padding: 8px 10px;
  background: #f3faf6;
  border-radius: 8px;
  font-size: 12px;
  color: #1f6b4a;
  line-height: 1.4;
  text-align: left;
  cursor: pointer;
}
.cnav-share-arrive input {
  margin-top: 2px;
  flex-shrink: 0;
}
.cnav-share-modal__url {
  margin: 0 0 12px;
}
.cnav-share-modal__url input {
  width: 100%;
  height: 34px;
  padding: 0 10px;
  border: 1px solid #dde3e8;
  border-radius: 8px;
  font-size: 12px;
  color: #555;
  background: #f7f9fa;
  box-sizing: border-box;
}
.cnav-share-modal__actions {
  display: flex;
  gap: 10px;
}
.cnav-share-btn {
  flex: 1;
  height: 38px;
  border: 0;
  border-radius: 9px;
  font-size: 14px;
  font-weight: 600;
  cursor: pointer;
}
.cnav-share-btn--copy {
  background: #eef7f2;
  color: #1f6b4a;
}
.cnav-share-btn--wx {
  background: #07c160;
  color: #fff;
}
.cnav-share-wx-guide {
  margin-top: 12px;
  padding: 10px 12px;
  border-radius: 8px;
  background: #f0faf4;
  color: #1f6b4a;
  font-size: 12px;
  line-height: 1.5;
}
.cnav-share-wx-guide[hidden] { display: none !important; }
.cnav-share-wx-guide b { font-size: 14px; }