/* media-panel
 * Outer HUD shell: #media-panel
 * Inner live pane: #tv-panel
 * Inner news pane: #news-panel
 */

.hud-panel-media {
  bottom: var(--hud-offset);
  right: var(--hud-offset);
  width: calc(420px * var(--hud-scale));
  max-width: calc(100vw - 32px);
  max-height: calc(100vh - (2 * var(--hud-offset)));
  min-width: calc(300px * var(--hud-scale));
  padding: calc(10px * var(--hud-scale));
  display: flex;
  flex-direction: column;
  gap: var(--hud-gap-sm);
  z-index: 18;
}

.hud-panel-media[data-active-tab="news"]:not([data-resized="true"]) {
  max-height: min(
    var(--tv-news-default-max-height, calc(100vh - (2 * var(--hud-offset)))),
    calc(100vh - (2 * var(--hud-offset)))
  );
}

.hud-panel-media.is-reforming {
  transition:
    height 0.24s cubic-bezier(0.22, 1, 0.36, 1),
    top 0.24s cubic-bezier(0.22, 1, 0.36, 1);
  will-change: height, top;
}

.hud-panel-media .hud-panel__header {
  align-items: center;
  gap: var(--hud-gap-xs);
}

.hud-panel-media .hud-panel__title-group {
  flex: 0 0 auto;
  min-width: auto;
}

.tv-panel-header-title {
  flex: 0 0 auto;
  white-space: nowrap;
  margin: 0;
}

.hud-panel-media .hud-panel__header .hud-panel__action,
.hud-panel-media .hud-panel__header .hud-panel-close {
  cursor: pointer;
  user-select: auto;
}

.hud-panel-media .hud-panel__header .tv-panel-select,
.hud-panel-media .hud-panel__header .media-panel-tab {
  cursor: pointer;
  user-select: auto;
}

.tv-panel-header-controls {
  display: flex;
  align-items: center;
  gap: var(--hud-gap-xs);
  flex: 1 1 auto;
  min-width: 0;
}

.tv-panel-header-controls--news {
  justify-content: flex-end;
}

.tv-panel-content {
  display: flex;
  flex: 1 1 auto;
  min-height: 0;
  overflow: hidden;
}

.tv-tab-pane {
  display: flex;
  flex: 1 1 auto;
  min-height: 0;
  flex-direction: column;
  gap: var(--hud-gap-sm);
  overflow: hidden;
}

.tv-panel-toolbar-actions {
  display: inline-flex;
  align-items: center;
  gap: var(--hud-gap-xs);
  flex-shrink: 0;
}

.tv-panel-status {
  color: var(--hud-text-soft);
  font-size: calc(0.68rem * var(--hud-scale));
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.tv-panel-select {
  flex: 1 1 auto;
  min-width: 0;
  appearance: none;
  -webkit-appearance: none;
  color-scheme: dark;
  border: 1px solid rgba(201, 225, 247, 0.14);
  border-radius: calc(12px * var(--hud-scale));
  background: rgba(255, 255, 255, 0.04);
  color: var(--hud-text);
  padding: calc(10px * var(--hud-scale)) calc(12px * var(--hud-scale));
  font-size: calc(0.84rem * var(--hud-scale));
}

.tv-panel-select option,
.tv-panel-select optgroup {
  background: #0a1422;
  color: #eef5fc;
}

.tv-panel-meta-wrap {
  overflow: hidden;
  max-height: calc(120px * var(--hud-scale));
  opacity: 1;
  transition: max-height 0.22s ease, opacity 0.18s ease, margin 0.22s ease;
}

.tv-panel-meta-wrap.is-collapsed {
  max-height: 0;
  opacity: 0;
  pointer-events: none;
  margin-top: 0;
  margin-bottom: 0;
}

.tv-panel-meta {
  display: grid;
  gap: calc(4px * var(--hud-scale));
}

.tv-panel-title {
  color: var(--hud-text);
  font-size: calc(0.96rem * var(--hud-scale));
  font-weight: 600;
}

.tv-panel-subtitle {
  color: var(--hud-text-muted);
  font-size: calc(0.74rem * var(--hud-scale));
  line-height: 1.35;
}

.tv-panel-notes {
  color: var(--hud-text-soft);
  font-size: calc(0.68rem * var(--hud-scale));
  line-height: 1.45;
}

.tv-panel-catalog {
  color: var(--hud-text-soft);
  font-size: calc(0.66rem * var(--hud-scale));
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.tv-panel-player {
  position: relative;
  flex: 1 1 auto;
  min-height: calc(220px * var(--hud-scale));
  border-radius: calc(16px * var(--hud-scale));
  overflow: hidden;
  border: 1px solid rgba(201, 225, 247, 0.1);
  background:
    linear-gradient(180deg, rgba(9, 18, 32, 0.94), rgba(5, 11, 22, 0.94));
}

.tv-panel-empty,
.tv-panel-iframe,
.tv-panel-video {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
}

.tv-panel-empty {
  display: grid;
  place-items: center;
  padding: calc(18px * var(--hud-scale));
  text-align: center;
  color: var(--hud-text-muted);
  font-size: calc(0.84rem * var(--hud-scale));
  line-height: 1.5;
}

.tv-panel-iframe,
.tv-panel-video {
  border: 0;
  background: #050a14;
}

.media-panel-tabs {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: calc(8px * var(--hud-scale));
}

.media-panel-tab {
  border: 1px solid rgba(201, 225, 247, 0.12);
  border-radius: calc(12px * var(--hud-scale));
  background: rgba(255, 255, 255, 0.03);
  color: var(--hud-text-muted);
  padding: calc(9px * var(--hud-scale)) calc(12px * var(--hud-scale));
  font-size: calc(0.78rem * var(--hud-scale));
  font-weight: 600;
  letter-spacing: 0.04em;
  cursor: pointer;
  transition: background 0.18s ease, border-color 0.18s ease, color 0.18s ease;
}

.media-panel-tab:hover {
  color: var(--hud-text);
  border-color: rgba(214, 235, 255, 0.18);
  background: rgba(255, 255, 255, 0.06);
}

.media-panel-tab--active {
  color: var(--hud-accent-strong);
  border-color: rgba(120, 180, 255, 0.24);
  background: rgba(120, 180, 255, 0.12);
}

.tv-tab-pane[hidden] {
  display: none !important;
}

/* ── Multi-edge resize handles ───────────────────────────────── */

.tv-panel-edge {
  position: absolute;
  z-index: 10;
}

.tv-panel-edge[data-edge="r"] {
  right: 0;
  top: calc(12px * var(--hud-scale));
  bottom: calc(12px * var(--hud-scale));
  width: calc(6px * var(--hud-scale));
  cursor: ew-resize;
}

.tv-panel-edge[data-edge="b"] {
  bottom: 0;
  left: calc(12px * var(--hud-scale));
  right: calc(12px * var(--hud-scale));
  height: calc(6px * var(--hud-scale));
  cursor: ns-resize;
}

.tv-panel-edge[data-edge="l"] {
  left: 0;
  top: calc(12px * var(--hud-scale));
  bottom: calc(12px * var(--hud-scale));
  width: calc(6px * var(--hud-scale));
  cursor: ew-resize;
}

.tv-panel-edge[data-edge="br"] {
  right: 0;
  bottom: 0;
  width: calc(20px * var(--hud-scale));
  height: calc(20px * var(--hud-scale));
  cursor: nwse-resize;
}

.tv-panel-edge[data-edge="bl"] {
  left: 0;
  bottom: 0;
  width: calc(20px * var(--hud-scale));
  height: calc(20px * var(--hud-scale));
  cursor: nesw-resize;
}

.layout-mode-mobile .hud-panel-media {
  position: fixed;
  left: 8px;
  right: 8px;
  top: calc(8px + var(--safe-top));
  bottom: calc(84px + var(--safe-bottom));
  width: auto;
  max-width: none;
  max-height: none;
  min-width: 0;
  z-index: 230;
}

.layout-mode-mobile .tv-panel-player {
  min-height: min(42vh, 360px);
}

.layout-mode-mobile .tv-panel-edge {
  display: none;
}

/* 右下角视觉标记 */
.tv-panel-edge[data-edge="br"]::before {
  content: "";
  position: absolute;
  inset: calc(4px * var(--hud-scale));
  border-right: 2px solid rgba(223, 235, 248, 0.4);
  border-bottom: 2px solid rgba(223, 235, 248, 0.4);
  transition: border-color 0.18s ease;
}

.tv-panel-edge[data-edge="br"]:hover::before {
  border-color: rgba(244, 249, 255, 0.75);
}

.hud-panel-media.is-resizing {
  transition: none !important;
  user-select: none;
}

/* Whole panel is draggable; player overrides back to default */
.hud-panel-media:not(.is-resizing) {
  cursor: grab;
}

.hud-panel-media.is-dragging {
  cursor: grabbing;
}

.hud-panel-media .tv-panel-player {
  cursor: default;
}

/* Disable iframe/video pointer capture while dragging so mouse events pass through */
.hud-panel-media.is-dragging .tv-panel-iframe,
.hud-panel-media.is-dragging .tv-panel-video {
  pointer-events: none;
}

.earth-app.layout-expanded .hud-panel-media:not([data-dragged="true"]) {
  bottom: var(--hud-offset);
  right: var(--hud-offset);
  transform: translate(calc(100% - var(--hud-offset)), calc(100% - var(--hud-offset)));
}

/* Media panel keeps its fixed width on all screen sizes.
   Responsive stretching removed — width only changes if user manually resizes. */