.platform-header {
  padding: 20px 20px 18px;
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-card);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 14px;
  text-align: center;
  min-height: 265px;
  justify-content: flex-start;
}
.platform-header[data-platform="twitch"] {
  border-color: var(--twitch-border);
}
.platform-header[data-platform="tiktok"] {
  border-color: var(--tiktok-border);
}

.platform-title-main {
  font-size: 20px;
  font-weight: 700;
  letter-spacing: 0.18em;
  color: var(--text-primary);
  text-align: center;
  width: 100%;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--border-subtle);
}
.platform-header[data-platform="twitch"] .platform-title-main {
  color: #b58cff;
}
.platform-header[data-platform="tiktok"] .platform-title-main {
  color: var(--tiktok);
}

.stream-info {
  display: flex;
  flex-direction: column;
  gap: 5px;
  width: 100%;
}
.stream-title-text {
  font-size: 13.5px;
  color: var(--text-primary);
  line-height: 1.45;
  overflow-wrap: anywhere;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
  margin: 0;
  font-weight: 500;
  min-height: 38px;
}
.stream-category {
  font-size: 10.5px;
  color: var(--text-secondary);
  text-transform: uppercase;
  letter-spacing: 0.12em;
  font-weight: 500;
}

.stream-stats-row {
  display: grid;
  gap: 10px;
  width: 100%;
}
.stream-stats-row-3 {
  grid-template-columns: repeat(3, 1fr);
}
.stream-stats-row-2 {
  grid-template-columns: repeat(2, 1fr);
  max-width: 380px;
  margin: 0 auto;
}

.stream-stat {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 4px;
  padding: 10px 6px;
  background: var(--bg-card-elevated);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  min-width: 0;
}
.stat-label {
  font-size: 9.5px;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--text-tertiary);
  font-weight: 500;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  max-width: 100%;
}
.stat-value {
  font-size: 17px;
  font-weight: 700;
  color: var(--text-primary);
  font-variant-numeric: tabular-nums;
  letter-spacing: -0.01em;
  line-height: 1.1;
}

.live-block {
  display: flex;
  flex-direction: column;
  align-items: center;
  margin-top: auto;
  padding-top: 4px;
}

.live-indicator {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 14px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid var(--border-subtle);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.14em;
  color: var(--text-secondary);
  transition: background 220ms ease, border-color 220ms ease, color 220ms ease;
}
.live-indicator.is-live {
  background: rgba(34, 197, 94, 0.08);
  border-color: rgba(34, 197, 94, 0.22);
  color: var(--status-live);
}

.uptime-inline {
  font-size: 11.5px;
  font-weight: 600;
  font-variant-numeric: tabular-nums;
  letter-spacing: 0.04em;
  padding-left: 9px;
  margin-left: 2px;
  border-left: 1px solid rgba(255, 255, 255, 0.15);
  color: var(--text-primary);
}
.live-indicator.is-live .uptime-inline {
  color: var(--status-live);
  border-left-color: rgba(34, 197, 94, 0.3);
}
.uptime-inline:empty {
  display: none;
  padding: 0;
  margin: 0;
  border: none;
}

.metrics-panel {
  padding: 14px;
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-card);
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.metrics-row {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 10px;
}
.metrics-cell {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 4px;
  padding: 12px 8px;
  background: var(--bg-card-elevated);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  min-width: 0;
}
.cell-label {
  font-size: 9.5px;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--text-tertiary);
  font-weight: 500;
  text-align: center;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  max-width: 100%;
}
.cell-value-row {
  display: inline-flex;
  align-items: baseline;
  gap: 6px;
}
.cell-value {
  font-size: 17px;
  font-weight: 700;
  color: var(--text-primary);
  font-variant-numeric: tabular-nums;
  letter-spacing: -0.01em;
}
.cell-value-positive {
  color: var(--trend-positive);
}
.cell-delta {
  font-size: 12px;
  font-weight: 700;
  color: var(--trend-positive);
  font-variant-numeric: tabular-nums;
  opacity: 0;
  transition: opacity 280ms ease;
}
.cell-delta.visible {
  opacity: 1;
}
.cell-delta[hidden] {
  display: none;
}

.chat-panel {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-card);
  overflow: hidden;
  min-width: 0;
}
.chat-panel[data-platform="twitch"] {
  border-color: var(--twitch-border);
}
.chat-panel[data-platform="tiktok"] {
  border-color: var(--tiktok-border);
}

.chat-container {
  position: relative;
  height: 440px;
  overflow: hidden;
}
.chat-scroll {
  height: 100%;
  overflow-y: auto;
  overscroll-behavior-y: auto;
  -webkit-overflow-scrolling: touch;
  touch-action: pan-y;
  scrollbar-width: none;
  -ms-overflow-style: none;
}
.chat-scroll::-webkit-scrollbar {
  display: none;
  width: 0;
  height: 0;
  background: transparent;
}
@keyframes galaxyFlash {
  0% {
    background-color: transparent;
  }
  8% {
    background-color: rgba(255, 200, 60, 0.507);
  }
  16% {
    background-color: transparent;
  }
  24% {
    background-color: rgba(255, 200, 60, 0.507);
  }
  32% {
    background-color: transparent;
  }
  40% {
    background-color: rgba(255, 200, 60, 0.507);
  }
  48% {
    background-color: transparent;
  }
  56% {
    background-color: rgba(255, 200, 60, 0.507);
  }
  64% {
    background-color: transparent;
  }
  100% {
    background-color: transparent;
  }
}
.chat-container.galaxy-flash {
  animation: galaxyFlash 2.6s ease-in-out 1;
}

.chat-messages {
  padding: 10px 6px;
}

.chat-message {
  display: flex;
  gap: 10px;
  margin: 2px 6px;
  padding: 7px 10px;
  font-size: 13px;
  line-height: 1.5;
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.018);
  border: 1px solid rgba(255, 255, 255, 0.028);
  animation: messageIn 240ms ease;
  word-break: break-word;
}
@keyframes messageIn {
  from {
    opacity: 0;
    transform: translateY(4px);
  }
  to {
    opacity: 1;
    transform: none;
  }
}
.chat-message .msg-user {
  color: var(--text-secondary);
  font-weight: 600;
  flex-shrink: 0;
  max-width: 140px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  align-self: flex-start;
}
.chat-message[data-platform="twitch"] .msg-user {
  color: #b58cff;
}
.chat-message[data-platform="tiktok"] .msg-user {
  color: var(--tiktok);
}
.chat-message .msg-text {
  color: var(--text-primary);
  flex: 1;
  min-width: 0;
  overflow-wrap: anywhere;
}
.chat-message .msg-time {
  font-size: 11px;
  color: var(--text-tertiary);
  font-variant-numeric: tabular-nums;
  flex-shrink: 0;
  align-self: flex-start;
  padding-top: 2px;
}
.chat-event {
  display: flex;
  justify-content: center;
  padding: 6px 16px;
  animation: messageIn 240ms ease;
}
.chat-event-badge {
  display: inline-block;
  padding: 5px 12px;
  background: var(--bg-card-elevated);
  border: 1px solid var(--border-subtle);
  border-radius: 10px;
  font-size: 11.5px;
  font-weight: 500;
  color: var(--text-secondary);
  max-width: 100%;
  overflow-wrap: anywhere;
  text-align: center;
  line-height: 1.4;
  letter-spacing: 0.01em;
}
.chat-event-badge .event-username {
  color: #9CA3AF;
  font-weight: 600;
}
.chat-event.event-like .chat-event-badge {
  color: #9ca3af;
  border-color: rgba(156, 163, 175, 0.18);
  background: rgba(156, 163, 175, 0.06);
}
.chat-event.event-follow .chat-event-badge {
  color: var(--status-live);
  border-color: rgba(34, 197, 94, 0.22);
  background: rgba(34, 197, 94, 0.06);
}
.chat-event.event-gift .chat-event-badge {
  color: #f59e0b;
  border-color: rgba(245, 158, 11, 0.22);
  background: rgba(245, 158, 11, 0.06);
}
.chat-event.event-stream_start .chat-event-badge {
  color: var(--status-live);
  border-color: rgba(34, 197, 94, 0.22);
  background: rgba(34, 197, 94, 0.06);
}
.chat-event.event-stream_end .chat-event-badge {
  color: var(--status-error);
  border-color: rgba(239, 68, 68, 0.22);
  background: rgba(239, 68, 68, 0.06);
}
.chat-event.event-title_change .chat-event-badge,
.chat-event.event-category_change .chat-event-badge {
  color: #a78bfa;
  border-color: rgba(167, 139, 250, 0.22);
}
.chat-event.event-reconnected .chat-event-badge {
  color: var(--status-live);
}
.chat-event.event-disconnected .chat-event-badge {
  color: var(--status-error);
}

@keyframes eventHighlight {
  0%,
  100% {
    background-color: var(--bg-card-elevated);
    transform: scale(1);
  }
  15%,
  65% {
    background-color: rgba(255, 255, 255, 0.1);
    transform: scale(1.015);
  }
  40%,
  90% {
    background-color: var(--bg-card-elevated);
    transform: scale(1);
  }
}
.chat-event.blink .chat-event-badge {
  animation: eventHighlight 1.15s ease-in-out 1;
}
.chat-offline {
  position: absolute;
  inset: 0;
  display: none;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 10px;
  background: var(--bg-card);
  color: var(--text-tertiary);
  padding: 24px;
  text-align: center;
  z-index: 5;
}
.chat-container.is-offline .chat-offline {
  display: flex;
}
.chat-container.is-offline .chat-scroll {
  opacity: 0.15;
  pointer-events: none;
}
.chat-offline .offline-mark {
  font-size: 13px;
  letter-spacing: 0.2em;
  color: var(--text-secondary);
  font-weight: 600;
  padding: 4px 12px;
  border: 1px solid var(--border-medium);
  border-radius: 999px;
}
.chat-offline p {
  font-size: 12px;
  max-width: 260px;
  line-height: 1.6;
}
.chat-new-messages {
  position: absolute;
  bottom: 14px;
  left: 50%;
  transform: translateX(-50%);
  padding: 8px 18px;
  background: var(--bg-card-elevated);
  border: 1px solid var(--border-medium);
  border-radius: 999px;
  font-size: 12px;
  color: var(--text-primary);
  font-weight: 600;
  letter-spacing: 0.02em;
  box-shadow: var(--shadow-elevated);
  z-index: 6;
  cursor: pointer;
  transition: border-color 180ms ease, transform 180ms ease;
}
.chat-new-messages:hover {
  border-color: var(--twitch);
  transform: translateX(-50%) translateY(-1px);
}
.chat-panel[data-platform="tiktok"] .chat-new-messages:hover {
  border-color: var(--tiktok);
}
.chat-new-messages[hidden] {
  display: none;
}

@media (prefers-reduced-motion: reduce) {
  .chat-event.blink .chat-event-badge {
    animation: none;
  }
  .chat-container.galaxy-flash {
    animation: none;
  }
  .chat-message {
    animation: none;
  }
  .chat-event {
    animation: none;
  }
}