.site-session-list {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px;
}

.site-monitor-empty {
  grid-column: 1 / -1;
  min-height: 150px;
  display: grid;
  place-items: center;
  align-content: center;
  text-align: center;
  background: var(--panel-3);
  border: 1px solid var(--line);
}

.site-monitor-empty strong { font-size: 13px; }
.site-monitor-empty p { margin: 5px 0 0; color: var(--muted); font-size: 11px; }
.site-session-card { display: grid; grid-template-columns: 10px minmax(0, 1fr) auto; align-items: center; gap: 12px; padding: 14px; border: 1px solid var(--line); background: var(--panel-3); }
.site-session-state { width: 8px; height: 8px; border-radius: 50%; background: #9aa5b5; }
.site-session-state.online { background: var(--green); box-shadow: 0 0 0 5px rgba(23,139,87,.1); }
.site-session-card strong { font-size: 13px; }
.site-session-card p { margin: 4px 0; color: var(--text); font-size: 11px; }
.site-session-card span:not(.tag) { color: var(--muted); font-size: 10px; }
.site-session-card > div:last-child { display: grid; justify-items: end; gap: 8px; }
.site-viewer-modal { width: min(1080px, 96vw); max-height: 92vh; overflow: hidden; background: var(--panel); border: 1px solid var(--line); box-shadow: 0 24px 70px rgba(20,34,54,.25); }
.site-viewer-head { min-height: 58px; padding: 10px 18px; display: flex; align-items: center; justify-content: space-between; border-bottom: 1px solid var(--line); }
.site-viewer-head strong { display: block; font-size: 14px; }
.site-viewer-head span { color: var(--green); font-size: 10px; }
.site-viewer-head button { border: 0; background: transparent; color: var(--muted); font-size: 24px; }
.site-viewer-body { max-height: calc(92vh - 60px); overflow: auto; padding: 18px; background: var(--bg); }
.site-viewer-summary { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 8px; }
.site-viewer-summary span { padding: 11px; border: 1px solid var(--line); background: var(--panel); color: var(--text); font-size: 11px; }
.site-viewer-summary b { display: block; color: var(--muted); font-size: 9px; margin-bottom: 4px; }
.site-viewer-fields, .site-viewer-text { margin-top: 12px; padding: 14px; background: var(--panel); border: 1px solid var(--line); }
.site-viewer-fields h3, .site-viewer-text h3 { margin: 0 0 10px; font-size: 12px; }
.site-viewer-fields { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 8px; }
.site-viewer-fields h3 { grid-column: 1 / -1; }
.site-viewer-fields div { padding: 9px; background: var(--panel-3); border: 1px solid var(--line); }
.site-viewer-fields span { display: block; color: var(--muted); font-size: 9px; }
.site-viewer-fields strong { display: block; margin-top: 4px; font-size: 11px; overflow-wrap: anywhere; }
.site-viewer-text pre { margin: 0; white-space: pre-wrap; overflow-wrap: anywhere; color: var(--muted); font: 11px/1.7 Nunito, "Microsoft YaHei UI", sans-serif; }

.desktop-session-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 12px; }
.desktop-monitor-empty { grid-column: 1 / -1; min-height: 190px; display: grid; place-items: center; align-content: center; text-align: center; background: var(--panel-3); border: 1px solid var(--line); }
.desktop-monitor-empty strong { font-size: 13px; }
.desktop-monitor-empty p { margin: 6px 0 0; color: var(--muted); font-size: 11px; }
.desktop-monitor-empty .primary-btn { margin-top: 14px; text-decoration: none; }
.desktop-session-card { min-width: 0; border: 1px solid var(--line); background: var(--panel-3); overflow: hidden; }
.desktop-frame { width: 100%; aspect-ratio: 16 / 9; display: grid; place-items: center; padding: 0; border: 0; border-bottom: 1px solid var(--line); background: #17202b; color: #dce5ef; overflow: hidden; cursor: pointer; }
.desktop-frame img { width: 100%; height: 100%; display: block; object-fit: contain; background: #101720; }
.desktop-frame > span { display: grid; gap: 5px; justify-items: center; color: #95a2b2; font-size: 10px; }
.desktop-frame > span b { color: #e7edf4; font-size: 12px; }
.desktop-session-meta { padding: 11px 12px 7px; display: flex; align-items: flex-start; justify-content: space-between; gap: 8px; }
.desktop-session-meta strong { font-size: 13px; }
.desktop-session-meta p { margin: 4px 0 0; color: var(--muted); font-size: 10px; overflow-wrap: anywhere; }
.desktop-session-foot { padding: 0 12px 11px; display: flex; justify-content: space-between; gap: 8px; color: var(--muted); font-size: 9px; }
.desktop-viewer-modal { width: min(1320px, 96vw); max-height: 94vh; display: grid; grid-template-rows: auto minmax(0, 1fr); overflow: hidden; background: var(--panel); border: 1px solid var(--line); box-shadow: 0 24px 70px rgba(20,34,54,.3); }
.desktop-viewer-actions { display: flex; align-items: center; gap: 10px; }
.site-viewer-head .desktop-viewer-actions .ghost-btn { padding: 8px 14px; border: 1px solid var(--line); background: var(--panel); color: var(--text); font-size: 12px; }
.desktop-viewer-modal:fullscreen { width: 100vw; height: 100vh; max-height: none; border: 0; }
.desktop-viewer-modal:fullscreen .desktop-viewer-stage,
.desktop-viewer-modal:fullscreen .desktop-viewer-stage img { max-height: calc(100vh - 58px); }
.desktop-viewer-stage { min-height: 300px; max-height: calc(94vh - 58px); display: grid; place-items: center; overflow: auto; background: #101720; }
.desktop-viewer-stage img { max-width: 100%; max-height: calc(94vh - 58px); display: block; object-fit: contain; }
.desktop-viewer-empty { color: #a8b4c2; font-size: 12px; }

@media (max-width: 1180px) {
  .desktop-session-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}

@media (max-width: 760px) {
  .desktop-session-grid { grid-template-columns: 1fr; }
  .desktop-viewer-modal { width: 100%; max-width: 100%; max-height: calc(100vh - 40px); box-sizing: border-box; }
  .desktop-viewer-stage { min-height: 220px; max-height: calc(100vh - 98px); }
  .desktop-viewer-stage img { max-height: calc(100vh - 98px); }
  .site-session-list { grid-template-columns: 1fr; }
  .site-session-card { grid-template-columns: 10px minmax(0, 1fr); }
  .site-session-card > div:last-child { grid-column: 1 / -1; grid-template-columns: auto 1fr; align-items: center; }
  .site-session-card .primary-btn { width: 100%; }
  .site-viewer-modal { width: 100%; max-width: 100%; max-height: calc(100vh - 40px); box-sizing: border-box; }
  .site-viewer-body { max-height: calc(100vh - 98px); padding: 12px; }
  .site-viewer-summary { grid-template-columns: 1fr 1fr; }
  .site-viewer-fields { grid-template-columns: 1fr; }
  .site-viewer-fields h3 { grid-column: auto; }
  #themeBtn { display: none; }
}