/* ==========================================================================
   Telegram Dark Theme & Chat Styling for AirLink (Mobile Optimized)
   ========================================================================== */

:root {
  --tg-bg-primary: #0e1621;
  --tg-bg-secondary: #17212b;
  --tg-bg-tertiary: #242f3d;
  --tg-bg-hover: rgba(255, 255, 255, 0.08);

  --tg-out-bubble: #2b5278;
  --tg-in-bubble: #182533;
  --tg-accent-blue: #2481cc;
  --tg-accent-cyan: #56b3f5;
  --tg-accent-green: #4fae4e;
  --tg-accent-pink: #e53935;

  --tg-text-primary: #f5f5f5;
  --tg-text-secondary: #7e8b99;
  --tg-text-meta: #6c7883;
  --tg-text-in-meta: #708499;
  --tg-text-out-meta: #7da5c9;

  --tg-border: rgba(255, 255, 255, 0.08);
  --tg-shadow: 0 2px 10px rgba(0, 0, 0, 0.35);

  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-bubble: 15px;
  --radius-full: 9999px;

  --font-main: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --font-mono: 'JetBrains Mono', monospace;
}

* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
  -webkit-tap-highlight-color: transparent;
}

html, body {
  height: 100%;
  height: 100dvh;
  overflow: hidden;
}

body.tg-theme {
  font-family: var(--font-main);
  background-color: var(--tg-bg-primary);
  background-image: radial-gradient(circle at 50% 50%, rgba(36, 129, 204, 0.04) 0%, transparent 60%);
  color: var(--tg-text-primary);
  display: flex;
  flex-direction: column;
  user-select: none;
}

/* Telegram App Container */
.tg-app {
  display: flex;
  flex-direction: column;
  height: 100%;
  height: 100dvh;
  max-width: 900px;
  margin: 0 auto;
  width: 100%;
  position: relative;
  background-color: var(--tg-bg-primary);
  box-shadow: 0 0 40px rgba(0, 0, 0, 0.5);
}

/* Telegram Header */
.tg-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 8px 14px;
  background-color: var(--tg-bg-secondary);
  border-bottom: 1px solid var(--tg-border);
  z-index: 40;
  height: 54px;
  flex-shrink: 0;
}

.tg-header-user {
  display: flex;
  align-items: center;
  gap: 10px;
}

.tg-avatar {
  position: relative;
  width: 38px;
  height: 38px;
  border-radius: var(--radius-full);
  background: linear-gradient(135deg, #2481cc, #56b3f5);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.2rem;
  flex-shrink: 0;
}

.tg-online-badge {
  position: absolute;
  bottom: 0;
  right: 0;
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background-color: var(--tg-accent-green);
  border: 2px solid var(--tg-bg-secondary);
}

.tg-user-title {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--tg-text-primary);
}

.tg-device-tag {
  font-size: 0.65rem;
  padding: 1px 5px;
  border-radius: 4px;
  background: rgba(86, 179, 245, 0.15);
  color: var(--tg-accent-cyan);
  font-weight: 600;
  text-transform: uppercase;
}

.tg-user-status {
  font-size: 0.75rem;
  color: var(--tg-accent-cyan);
}

.tg-header-actions {
  display: flex;
  align-items: center;
  gap: 4px;
}

.tg-icon-btn {
  width: 36px;
  height: 36px;
  border-radius: var(--radius-full);
  background: transparent;
  border: none;
  color: var(--tg-text-secondary);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: all 0.15s ease;
}

.tg-icon-btn:hover {
  background-color: var(--tg-bg-hover);
  color: var(--tg-text-primary);
}

.tg-btn-connect {
  display: flex;
  align-items: center;
  gap: 4px;
  background: var(--tg-accent-blue);
  color: #fff;
  border: none;
  padding: 5px 10px;
  border-radius: var(--radius-full);
  font-size: 0.78rem;
  font-weight: 600;
  cursor: pointer;
  transition: opacity 0.15s;
}

.tg-btn-connect:hover {
  opacity: 0.9;
}

/* Telegram Dropdown */
.tg-dropdown {
  position: relative;
}

.tg-dropdown-menu {
  display: none;
  position: absolute;
  top: calc(100% + 6px);
  right: 0;
  background-color: var(--tg-bg-secondary);
  border: 1px solid var(--tg-border);
  border-radius: var(--radius-md);
  box-shadow: var(--tg-shadow);
  min-width: 210px;
  z-index: 60;
  overflow: hidden;
  animation: tgFadeIn 0.15s ease;
}

.tg-dropdown-menu.show {
  display: block;
}

.tg-menu-item {
  display: flex;
  align-items: center;
  gap: 10px;
  width: 100%;
  padding: 10px 14px;
  background: transparent;
  border: none;
  color: var(--tg-text-primary);
  font-size: 0.85rem;
  text-decoration: none;
  cursor: pointer;
  text-align: left;
}

.tg-menu-item:hover {
  background-color: var(--tg-bg-hover);
}

.tg-menu-item.text-danger {
  color: var(--tg-accent-pink);
}

/* Search Bar */
.tg-search-bar {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 8px 14px;
  background-color: var(--tg-bg-secondary);
  border-bottom: 1px solid var(--tg-border);
  z-index: 30;
  flex-shrink: 0;
}

.tg-search-bar input {
  flex: 1;
  background: var(--tg-bg-tertiary);
  border: none;
  color: var(--tg-text-primary);
  font-size: 0.85rem;
  padding: 6px 12px;
  border-radius: var(--radius-full);
  outline: none;
}

.tg-search-clear {
  background: none;
  border: none;
  color: var(--tg-text-secondary);
  cursor: pointer;
  font-size: 0.9rem;
}

/* Upload Progress Bar */
.tg-upload-bar {
  padding: 6px 14px;
  background-color: var(--tg-bg-secondary);
  border-bottom: 1px solid var(--tg-border);
  flex-shrink: 0;
}

.tg-upload-info {
  display: flex;
  justify-content: space-between;
  font-size: 0.75rem;
  color: var(--tg-text-secondary);
  margin-bottom: 4px;
}

.tg-progress-track {
  height: 4px;
  background-color: var(--tg-bg-tertiary);
  border-radius: var(--radius-full);
  overflow: hidden;
}

.tg-progress-fill {
  height: 100%;
  width: 0%;
  background-color: var(--tg-accent-blue);
  transition: width 0.1s linear;
}

/* Telegram Chat History */
.tg-chat-history {
  flex: 1;
  overflow-y: auto;
  padding: 12px 14px 16px;
  display: flex;
  flex-direction: column;
  gap: 8px;
  scroll-behavior: smooth;
  -webkit-overflow-scrolling: touch;
}

.tg-date-divider {
  display: flex;
  justify-content: center;
  margin: 4px 0 8px;
}

.tg-date-divider span {
  background: rgba(0, 0, 0, 0.35);
  color: var(--tg-text-secondary);
  font-size: 0.72rem;
  font-weight: 500;
  padding: 2px 10px;
  border-radius: var(--radius-full);
}

.tg-empty-chat {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  margin: auto;
  padding: 20px 14px;
}

.tg-empty-icon {
  font-size: 2.8rem;
  margin-bottom: 10px;
}

.tg-empty-chat h3 {
  font-size: 1.1rem;
  color: var(--tg-text-primary);
  margin-bottom: 6px;
}

.tg-empty-chat p {
  font-size: 0.82rem;
  color: var(--tg-text-secondary);
  margin-bottom: 16px;
  max-width: 280px;
}

.tg-quick-actions-row {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
  justify-content: center;
}

.tg-action-pill {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: var(--tg-bg-tertiary);
  border: 1px solid var(--tg-border);
  color: var(--tg-text-primary);
  padding: 8px 16px;
  border-radius: var(--radius-full);
  font-size: 0.85rem;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.15s;
}

.tg-action-pill:hover, .tg-action-pill:active {
  background: var(--tg-accent-blue);
  color: #fff;
  border-color: var(--tg-accent-blue);
}

.tg-messages-list {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

/* Chat Bubbles */
.tg-msg-row {
  display: flex;
  width: 100%;
  animation: tgBubbleAppear 0.2s ease-out;
}

@keyframes tgBubbleAppear {
  from { opacity: 0; transform: translateY(6px); }
  to { opacity: 1; transform: translateY(0); }
}

.tg-msg-row.outgoing {
  justify-content: flex-end;
}

.tg-msg-row.incoming {
  justify-content: flex-start;
}

.tg-bubble {
  max-width: 85%;
  position: relative;
  padding: 7px 10px;
  box-shadow: var(--tg-shadow);
  user-select: text;
  display: flex;
  flex-direction: column;
  gap: 3px;
}

/* Incoming Bubble (Left / Slate) */
.tg-msg-row.incoming .tg-bubble {
  background-color: var(--tg-in-bubble);
  border-radius: var(--radius-bubble) var(--radius-bubble) var(--radius-bubble) 4px;
}

/* Outgoing Bubble (Right / Blue) */
.tg-msg-row.outgoing .tg-bubble {
  background-color: var(--tg-out-bubble);
  border-radius: var(--radius-bubble) var(--radius-bubble) 4px var(--radius-bubble);
}

.tg-bubble-sender {
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--tg-accent-cyan);
  margin-bottom: 2px;
}

.tg-msg-row.outgoing .tg-bubble-sender {
  display: none;
}

.tg-bubble-text {
  font-size: 0.92rem;
  line-height: 1.45;
  color: var(--tg-text-primary);
  word-break: break-word;
  white-space: pre-wrap;
  user-select: text;
}

.tg-bubble-url {
  color: var(--tg-accent-cyan);
  text-decoration: underline;
  word-break: break-all;
}

.tg-bubble-meta {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 4px;
  font-size: 0.65rem;
  color: var(--tg-text-in-meta);
  margin-top: 2px;
  align-self: flex-end;
  user-select: none;
}

.tg-msg-row.outgoing .tg-bubble-meta {
  color: var(--tg-text-out-meta);
}

.tg-checkmarks {
  color: var(--tg-accent-cyan);
  font-size: 0.72rem;
  font-weight: bold;
}

.tg-bubble-delete {
  opacity: 0;
  position: absolute;
  top: -6px;
  right: -6px;
  background: var(--tg-bg-secondary);
  border: 1px solid var(--tg-border);
  color: var(--tg-text-secondary);
  border-radius: var(--radius-full);
  width: 20px;
  height: 20px;
  font-size: 0.65rem;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
}

.tg-bubble:hover .tg-bubble-delete {
  opacity: 1;
}

/* Media Elements */
.tg-media-image {
  border-radius: 8px;
  overflow: hidden;
  cursor: pointer;
}

.tg-media-image img {
  width: 100%;
  max-height: 320px;
  object-fit: cover;
  display: block;
  border-radius: 8px;
}

.tg-file-card {
  display: flex;
  align-items: center;
  gap: 10px;
  background: rgba(0, 0, 0, 0.2);
  padding: 8px 10px;
  border-radius: 8px;
  text-decoration: none;
  color: inherit;
}

.tg-file-icon-circle {
  width: 36px;
  height: 36px;
  border-radius: var(--radius-full);
  background: var(--tg-accent-blue);
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.8rem;
  font-weight: 700;
  flex-shrink: 0;
}

.tg-file-info {
  flex: 1;
  min-width: 0;
}

.tg-file-title {
  font-size: 0.85rem;
  font-weight: 600;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.tg-file-sub {
  font-size: 0.7rem;
  color: var(--tg-text-secondary);
}

.tg-file-download-btn {
  color: var(--tg-accent-cyan);
  font-size: 1rem;
}

.tg-audio-bubble audio {
  width: 100%;
  height: 32px;
  outline: none;
}

.tg-video-bubble video {
  width: 100%;
  max-height: 280px;
  border-radius: 8px;
  display: block;
}

/* ==========================================================================
   Telegram Bottom Input Dock (Optimized for Mobile & PC)
   ========================================================================== */

.tg-input-dock {
  background-color: var(--tg-bg-secondary);
  border-top: 1px solid var(--tg-border);
  padding: 8px 10px;
  padding-bottom: calc(8px + env(safe-area-inset-bottom, 0px));
  display: flex;
  align-items: center;
  gap: 6px;
  position: relative;
  z-index: 50;
  flex-shrink: 0;
}

.tg-dock-left-actions, .tg-dock-right-actions {
  display: flex;
  align-items: center;
  gap: 4px;
}

.tg-dock-btn {
  width: 38px;
  height: 38px;
  border-radius: var(--radius-full);
  background: rgba(255, 255, 255, 0.05);
  border: none;
  color: var(--tg-text-secondary);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: all 0.15s;
  flex-shrink: 0;
}

.tg-dock-btn:hover, .tg-dock-btn:active {
  background-color: var(--tg-bg-hover);
  color: var(--tg-text-primary);
}

.tg-btn-send {
  background-color: var(--tg-accent-blue) !important;
  color: #ffffff !important;
  box-shadow: 0 2px 8px rgba(36, 129, 204, 0.4);
}

.tg-btn-send:hover, .tg-btn-send:active {
  background-color: #1e70b3 !important;
  transform: scale(1.05);
}

.tg-input-box {
  flex: 1;
  background-color: var(--tg-bg-tertiary);
  border-radius: 20px;
  padding: 8px 12px;
  display: flex;
  align-items: center;
  max-height: 100px;
  min-height: 38px;
}

.tg-input-box textarea {
  width: 100%;
  background: transparent;
  border: none;
  color: var(--tg-text-primary);
  font-family: inherit;
  font-size: 0.92rem;
  resize: none;
  outline: none;
  max-height: 80px;
  min-height: 20px;
  line-height: 1.35;
  user-select: text;
}

/* Voice Recording Floating Overlay */
.tg-voice-overlay {
  position: fixed;
  bottom: 65px;
  left: 50%;
  transform: translateX(-50%);
  background-color: var(--tg-bg-secondary);
  border: 1px solid var(--tg-accent-pink);
  border-radius: var(--radius-full);
  padding: 6px 14px;
  display: flex;
  align-items: center;
  gap: 14px;
  box-shadow: var(--tg-shadow);
  z-index: 55;
}

.tg-recording-meta {
  display: flex;
  align-items: center;
  gap: 6px;
}

.tg-rec-dot {
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: var(--tg-accent-pink);
  animation: tgBlink 1s infinite;
}

@keyframes tgBlink {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.3; }
}

.tg-rec-timer {
  font-family: var(--font-mono);
  font-size: 0.9rem;
  color: #fff;
}

.tg-recording-btns {
  display: flex;
  align-items: center;
  gap: 6px;
}

.tg-btn-text {
  background: none;
  border: none;
  color: var(--tg-text-secondary);
  font-size: 0.8rem;
  cursor: pointer;
}

.tg-btn-send-voice {
  width: 30px;
  height: 30px;
  border-radius: var(--radius-full);
  background: var(--tg-accent-pink);
  color: #fff;
  border: none;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
}

/* Modals */
.tg-modal {
  position: fixed;
  inset: 0;
  z-index: 100;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 16px;
}

.tg-modal-backdrop {
  position: absolute;
  inset: 0;
  background: rgba(0, 0, 0, 0.75);
  backdrop-filter: blur(4px);
}

.tg-modal-card {
  position: relative;
  background-color: var(--tg-bg-secondary);
  border: 1px solid var(--tg-border);
  border-radius: var(--radius-md);
  width: 100%;
  max-width: 380px;
  box-shadow: var(--tg-shadow);
  z-index: 101;
  overflow: hidden;
}

.tg-modal-header {
  padding: 12px 16px;
  border-bottom: 1px solid var(--tg-border);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.tg-modal-header h3 {
  font-size: 1rem;
  font-weight: 600;
}

.tg-modal-close {
  background: none;
  border: none;
  color: var(--tg-text-secondary);
  font-size: 1.1rem;
  cursor: pointer;
}

.tg-modal-body {
  padding: 16px;
  display: flex;
  flex-direction: column;
  gap: 12px;
  align-items: center;
  text-align: center;
}

.tg-modal-subtitle {
  font-size: 0.82rem;
  color: var(--tg-text-secondary);
}

.tg-qr-box {
  background: #0e1621;
  padding: 8px;
  border-radius: var(--radius-md);
  border: 1px solid var(--tg-border);
}

.tg-qr-box img {
  width: 180px;
  height: 180px;
  display: block;
}

.tg-ip-group, .tg-copy-group {
  width: 100%;
  display: flex;
  gap: 6px;
}

.tg-select {
  width: 100%;
  background: var(--tg-bg-tertiary);
  border: 1px solid var(--tg-border);
  color: var(--tg-text-primary);
  padding: 8px 10px;
  border-radius: var(--radius-sm);
  font-size: 0.82rem;
  outline: none;
}

.tg-copy-group input {
  flex: 1;
  background: var(--tg-bg-tertiary);
  border: 1px solid var(--tg-border);
  color: var(--tg-accent-cyan);
  font-family: var(--font-mono);
  font-size: 0.8rem;
  padding: 6px 8px;
  border-radius: var(--radius-sm);
  outline: none;
}

.tg-btn-primary {
  background: var(--tg-accent-blue);
  color: #fff;
  border: none;
  padding: 6px 12px;
  border-radius: var(--radius-sm);
  font-size: 0.82rem;
  font-weight: 600;
  cursor: pointer;
}

.tg-modal-tip {
  background: rgba(36, 129, 204, 0.1);
  border: 1px solid rgba(36, 129, 204, 0.2);
  border-radius: var(--radius-sm);
  padding: 8px 10px;
  font-size: 0.75rem;
  text-align: left;
  color: var(--tg-text-secondary);
}

.tg-modal-tip strong {
  color: var(--tg-accent-cyan);
  display: block;
  margin-bottom: 2px;
}

/* Lightbox */
.tg-lightbox {
  position: fixed;
  inset: 0;
  z-index: 100;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 16px;
}

.tg-lightbox-backdrop {
  position: absolute;
  inset: 0;
  background: rgba(0, 0, 0, 0.92);
}

.tg-lightbox-content {
  position: relative;
  z-index: 101;
  max-width: 90vw;
  max-height: 90vh;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.tg-lightbox-bar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  color: #fff;
  font-size: 0.88rem;
}

.tg-lightbox-actions {
  display: flex;
  gap: 6px;
}

.tg-lightbox-img-wrap img {
  max-width: 90vw;
  max-height: 80vh;
  object-fit: contain;
  border-radius: 8px;
}

/* Drag Overlay */
.tg-drag-overlay {
  position: fixed;
  inset: 0;
  background: rgba(14, 22, 33, 0.92);
  z-index: 99;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
}

.tg-drag-box {
  border: 2px dashed var(--tg-accent-blue);
  border-radius: var(--radius-md);
  padding: 40px 20px;
  text-align: center;
  background: rgba(36, 129, 204, 0.08);
}

.tg-drag-icon {
  font-size: 3rem;
  margin-bottom: 10px;
}

/* Toasts */
.tg-toast-container {
  position: fixed;
  top: 60px;
  right: 14px;
  z-index: 90;
  display: flex;
  flex-direction: column;
  gap: 6px;
  pointer-events: none;
}

.tg-toast {
  background: var(--tg-bg-secondary);
  border: 1px solid var(--tg-border);
  border-left: 4px solid var(--tg-accent-blue);
  border-radius: var(--radius-sm);
  padding: 8px 12px;
  color: var(--tg-text-primary);
  font-size: 0.8rem;
  box-shadow: var(--tg-shadow);
  animation: tgSlideIn 0.2s ease;
  pointer-events: auto;
}

.tg-toast.toast-error {
  border-left-color: var(--tg-accent-pink);
}

.tg-toast.toast-success {
  border-left-color: var(--tg-accent-green);
}

.hidden {
  display: none !important;
}

@keyframes tgFadeIn {
  from { opacity: 0; }
  to { opacity: 1; }
}

@keyframes tgSlideIn {
  from { transform: translateX(30px); opacity: 0; }
  to { transform: translateX(0); opacity: 1; }
}

/* Responsive adjustments */
@media (max-width: 480px) {
  .btn-connect-label {
    display: none;
  }
  .tg-header {
    padding: 6px 10px;
  }
  .tg-input-dock {
    padding: 6px 8px;
    padding-bottom: calc(6px + env(safe-area-inset-bottom, 0px));
    gap: 4px;
  }
  .tg-dock-btn {
    width: 36px;
    height: 36px;
  }
}

/* ==========================================================
   📌 Telegram Pinned Message Bar
   ========================================================== */
.tg-pinned-bar {
  display: flex;
  align-items: center;
  gap: 10px;
  background: var(--tg-bg-header);
  border-bottom: 1px solid var(--tg-border);
  border-left: 3px solid var(--tg-accent-blue);
  padding: 8px 16px;
  cursor: pointer;
  position: relative;
  z-index: 40;
  transition: background 0.2s;
  flex-shrink: 0;
}

.tg-pinned-bar:hover {
  background: var(--tg-bg-hover);
}

.tg-pinned-icon {
  font-size: 1.1rem;
  color: var(--tg-accent-blue);
  flex-shrink: 0;
}

.tg-pinned-content {
  flex: 1;
  min-width: 0;
}

.tg-pinned-title {
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--tg-accent-cyan);
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.tg-pinned-text {
  font-size: 0.85rem;
  color: var(--tg-text-primary);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.tg-pinned-close {
  background: transparent;
  border: none;
  color: var(--tg-text-secondary);
  cursor: pointer;
  padding: 4px;
  border-radius: 50%;
  font-size: 0.9rem;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 0.2s;
}

.tg-pinned-close:hover {
  background: rgba(255, 255, 255, 0.1);
  color: #ff5c5c;
}

/* ==========================================================
   🔂 View Once Toggle & Bubbles
   ========================================================== */
.tg-btn-view-once {
  transition: all 0.2s ease;
  position: relative;
}

.tg-btn-view-once.active {
  background: var(--tg-accent-blue) !important;
  color: #ffffff !important;
  box-shadow: 0 0 10px rgba(36, 129, 204, 0.6);
  transform: scale(1.05);
}

.view-once-badge {
  font-size: 1rem;
}

.tg-view-once-card {
  display: flex;
  align-items: center;
  gap: 10px;
  background: rgba(0, 0, 0, 0.25);
  padding: 10px 14px;
  border-radius: 12px;
  cursor: pointer;
  border: 1px dashed rgba(255, 255, 255, 0.2);
  transition: all 0.2s;
  user-select: none;
}

.tg-view-once-card:hover {
  background: rgba(0, 0, 0, 0.35);
  border-color: var(--tg-accent-cyan);
}

.tg-view-once-card.consumed {
  opacity: 0.6;
  cursor: default;
  border-style: solid;
  border-color: rgba(255, 255, 255, 0.08);
}

.tg-vo-icon {
  width: 34px;
  height: 34px;
  border-radius: 50%;
  background: var(--tg-accent-blue);
  color: white;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 0.95rem;
  flex-shrink: 0;
}

.tg-view-once-card.consumed .tg-vo-icon {
  background: rgba(255, 255, 255, 0.15);
  color: var(--tg-text-secondary);
}

.tg-vo-info {
  display: flex;
  flex-direction: column;
}

.tg-vo-title {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--tg-text-primary);
}

.tg-vo-desc {
  font-size: 0.75rem;
  color: var(--tg-text-secondary);
}

/* ==========================================================
   📢 System Messages (Name Change Alert)
   ========================================================== */
.tg-msg-row.system {
  display: flex;
  justify-content: center;
  align-items: center;
  margin: 10px 0;
}

.tg-system-pill {
  background: rgba(0, 0, 0, 0.4);
  color: var(--tg-text-secondary);
  font-size: 0.78rem;
  padding: 4px 14px;
  border-radius: 20px;
  text-align: center;
  border: 1px solid rgba(255, 255, 255, 0.06);
  backdrop-filter: blur(4px);
  animation: tgFadeIn 0.3s ease;
}

/* ==========================================================
   👤 Dialogs & Modals (Onboarding & Name Change)
   ========================================================== */
.tg-modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.75);
  backdrop-filter: blur(8px);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 9999;
  padding: 20px;
  animation: tgFadeIn 0.25s ease;
}

.tg-dialog-card {
  background: var(--tg-bg-header);
  border: 1px solid var(--tg-border);
  border-radius: var(--radius-lg);
  padding: 24px;
  width: 100%;
  max-width: 380px;
  text-align: center;
  box-shadow: 0 16px 40px rgba(0, 0, 0, 0.5);
  animation: tgSlideIn 0.25s ease;
}

.tg-dialog-icon {
  font-size: 2.5rem;
  margin-bottom: 8px;
}

.tg-dialog-title {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--tg-text-primary);
  margin-bottom: 6px;
}

.tg-dialog-desc {
  font-size: 0.85rem;
  color: var(--tg-text-secondary);
  margin-bottom: 18px;
  line-height: 1.4;
}

.tg-dialog-input {
  width: 100%;
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid var(--tg-border);
  border-radius: var(--radius-md);
  color: var(--tg-text-primary);
  padding: 12px 14px;
  font-size: 0.95rem;
  outline: none;
  margin-bottom: 18px;
  text-align: center;
  transition: all 0.2s;
}

.tg-dialog-input:focus {
  border-color: var(--tg-accent-blue);
  background: rgba(255, 255, 255, 0.1);
  box-shadow: 0 0 10px rgba(36, 129, 204, 0.3);
}

.tg-dialog-actions {
  display: flex;
  gap: 10px;
}

.tg-btn-secondary {
  flex: 1;
  background: rgba(255, 255, 255, 0.08);
  border: none;
  color: var(--tg-text-secondary);
  padding: 10px 16px;
  border-radius: var(--radius-md);
  font-weight: 600;
  cursor: pointer;
  transition: background 0.2s;
}

.tg-btn-secondary:hover {
  background: rgba(255, 255, 255, 0.15);
  color: var(--tg-text-primary);
}

.full-width {
  width: 100%;
}

/* Pinned highlight glow */
.highlight-pinned {
  animation: pinnedGlow 1.8s ease;
}

@keyframes pinnedGlow {
  0% { transform: scale(1); box-shadow: 0 0 0 transparent; }
  50% { transform: scale(1.02); box-shadow: 0 0 20px rgba(0, 200, 255, 0.8); }
  100% { transform: scale(1); box-shadow: 0 0 0 transparent; }
}

/* ==========================================================
   🟢 Online Users Horizontal Presence Bar
   ========================================================== */
.tg-online-bar {
  display: flex;
  align-items: center;
  gap: 8px;
  background: rgba(23, 33, 43, 0.95);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  padding: 6px 12px;
  overflow-x: auto;
  white-space: nowrap;
  scrollbar-width: none;
  z-index: 10;
  transition: all 0.2s ease;
}

.tg-online-bar::-webkit-scrollbar {
  display: none;
}

.tg-online-header {
  display: flex;
  align-items: center;
  gap: 6px;
  padding-right: 8px;
  border-right: 1px solid rgba(255, 255, 255, 0.1);
  font-size: 0.75rem;
  color: var(--tg-text-secondary);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  flex-shrink: 0;
}

.tg-online-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: #00e676;
  box-shadow: 0 0 8px #00e676;
  animation: pulseGreen 2s infinite ease-in-out;
}

@keyframes pulseGreen {
  0%, 100% { transform: scale(1); opacity: 1; box-shadow: 0 0 6px #00e676; }
  50% { transform: scale(1.25); opacity: 0.8; box-shadow: 0 0 12px #00e676; }
}

.tg-online-chips {
  display: flex;
  align-items: center;
  gap: 6px;
  overflow-x: auto;
  scrollbar-width: none;
}

.tg-online-chip {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: rgba(255, 255, 255, 0.07);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 20px;
  padding: 4px 10px;
  font-size: 0.78rem;
  color: var(--tg-text-primary);
  cursor: pointer;
  user-select: none;
  transition: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
  flex-shrink: 0;
}

.tg-online-chip:hover {
  background: rgba(41, 144, 236, 0.2);
  border-color: var(--tg-accent-blue);
  transform: translateY(-1px);
}

.tg-online-chip.self {
  border-color: rgba(0, 230, 118, 0.4);
  background: rgba(0, 230, 118, 0.1);
}

.tg-online-chip.active-dm {
  background: linear-gradient(135deg, rgba(255, 179, 0, 0.25), rgba(255, 143, 0, 0.35));
  border-color: #ffb300;
  box-shadow: 0 0 10px rgba(255, 179, 0, 0.4);
  font-weight: 600;
}

.tg-chip-avatar {
  width: 18px;
  height: 18px;
  border-radius: 50%;
  background: var(--tg-accent-blue);
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.65rem;
  font-weight: bold;
}

.tg-chip-device {
  font-size: 0.68rem;
  color: var(--tg-text-secondary);
  opacity: 0.8;
}

/* ==========================================================
   🔒 Direct Private Messaging (DM) Active Banner
   ========================================================== */
.tg-dm-banner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 8px 14px;
  background: linear-gradient(90deg, rgba(255, 160, 0, 0.2), rgba(255, 87, 34, 0.2));
  border-top: 1px solid rgba(255, 179, 0, 0.4);
  border-bottom: 1px solid rgba(255, 179, 0, 0.4);
  animation: tgSlideDown 0.25s ease;
  z-index: 15;
}

@keyframes tgSlideDown {
  from { opacity: 0; transform: translateY(-8px); }
  to { opacity: 1; transform: translateY(0); }
}

.tg-dm-info {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.84rem;
  color: #ffca28;
}

.tg-dm-icon {
  font-size: 1rem;
}

.tg-btn-exit-dm {
  background: rgba(255, 255, 255, 0.12);
  border: 1px solid rgba(255, 255, 255, 0.25);
  color: #fff;
  border-radius: 12px;
  padding: 4px 10px;
  font-size: 0.72rem;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.2s;
}

.tg-btn-exit-dm:hover {
  background: #ff5252;
  border-color: #ff5252;
}

.tg-private-badge {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  background: rgba(255, 179, 0, 0.2);
  color: #ffb300;
  border: 1px solid rgba(255, 179, 0, 0.4);
  border-radius: 10px;
  padding: 2px 7px;
  font-size: 0.68rem;
  font-weight: 600;
  margin-bottom: 4px;
}

/* ==========================================================
   😍 Emoji Reactions & Floating Animations
   ========================================================== */
.tg-bubble-actions {
  position: absolute;
  top: 4px;
  right: 6px;
  display: flex;
  gap: 4px;
  opacity: 0;
  transition: opacity 0.18s ease;
  z-index: 10;
}

.tg-bubble:hover .tg-bubble-actions,
.tg-bubble:active .tg-bubble-actions {
  opacity: 1;
}

.tg-reactions-picker {
  position: absolute;
  bottom: calc(100% + 4px);
  right: 0;
  background: rgba(23, 33, 43, 0.96);
  backdrop-filter: blur(16px);
  border: 1px solid rgba(255, 255, 255, 0.15);
  border-radius: 24px;
  padding: 4px 8px;
  display: flex;
  align-items: center;
  gap: 6px;
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.5);
  z-index: 50;
  animation: pickerPop 0.2s cubic-bezier(0.175, 0.885, 0.32, 1.275);
}

@keyframes pickerPop {
  0% { transform: scale(0.6) translateY(10px); opacity: 0; }
  100% { transform: scale(1) translateY(0); opacity: 1; }
}

.tg-reaction-emoji-btn {
  background: none;
  border: none;
  font-size: 1.25rem;
  line-height: 1;
  padding: 4px 3px;
  cursor: pointer;
  border-radius: 50%;
  transition: transform 0.15s cubic-bezier(0.175, 0.885, 0.32, 1.275);
  user-select: none;
}

.tg-reaction-emoji-btn:hover {
  transform: scale(1.4);
}

.tg-reaction-emoji-btn:active {
  transform: scale(1.1);
}

/* Reaction Pills on Bubble */
.tg-reactions-wrap {
  display: flex;
  flex-wrap: wrap;
  gap: 4px;
  margin-top: 5px;
}

.tg-reaction-pill {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: 12px;
  padding: 2px 7px;
  font-size: 0.72rem;
  color: var(--tg-text-primary);
  cursor: pointer;
  user-select: none;
  transition: all 0.18s ease;
}

.tg-reaction-pill:hover {
  background: rgba(255, 255, 255, 0.16);
  transform: scale(1.05);
}

.tg-reaction-pill.reacted {
  background: rgba(41, 144, 236, 0.3);
  border-color: var(--tg-accent-blue);
  color: #fff;
  font-weight: 600;
}

/* Floating animated reaction particles */
.tg-reaction-particles-container {
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 9999;
  overflow: hidden;
}

.tg-flying-particle {
  position: fixed;
  font-size: 2.2rem;
  line-height: 1;
  pointer-events: none;
  will-change: transform, opacity;
  animation: floatUpFade 1.1s cubic-bezier(0.25, 1, 0.5, 1) forwards;
}

@keyframes floatUpFade {
  0% {
    transform: translate(-50%, 0) scale(0.6) rotate(0deg);
    opacity: 1;
  }
  40% {
    transform: translate(-50%, -45px) scale(1.4) rotate(-8deg);
    opacity: 1;
  }
  100% {
    transform: translate(-50%, -105px) scale(1) rotate(12deg);
    opacity: 0;
  }
}

/* ==========================================================
   📁 Anti-Flicker Stable File / Document Styles
   ========================================================== */
.tg-bubble-file {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 6px 4px;
  border-radius: var(--radius-sm);
  background: rgba(0, 0, 0, 0.15);
  contain: content;
  transform: translateZ(0); /* Hardware accelerate to eliminate flicker */
}

.tg-file-icon {
  width: 42px;
  height: 42px;
  border-radius: var(--radius-sm);
  background: rgba(41, 144, 236, 0.2);
  border: 1px solid rgba(41, 144, 236, 0.4);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.4rem;
  flex-shrink: 0;
}

.tg-file-details {
  flex: 1;
  min-width: 0;
}

.tg-file-name {
  font-size: 0.88rem;
  font-weight: 600;
  color: var(--tg-text-primary);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.tg-file-meta {
  font-size: 0.72rem;
  color: var(--tg-text-secondary);
  margin-top: 2px;
}

/* ==========================================================
   🔒 Passcode Privacy Lock Screen & Keypad
   ========================================================== */
.tg-lock-overlay {
  position: fixed;
  inset: 0;
  background: rgba(14, 22, 33, 0.98);
  backdrop-filter: blur(28px);
  -webkit-backdrop-filter: blur(28px);
  z-index: 99999;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
  animation: tgFadeIn 0.25s ease;
}

.tg-lock-card {
  width: 100%;
  max-width: 340px;
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
}

.tg-lock-icon-glow {
  font-size: 2.8rem;
  margin-bottom: 12px;
  animation: pulseGlow 2.5s infinite ease-in-out;
}

@keyframes pulseGlow {
  0%, 100% { transform: scale(1); filter: drop-shadow(0 0 10px rgba(41, 144, 236, 0.4)); }
  50% { transform: scale(1.08); filter: drop-shadow(0 0 22px rgba(41, 144, 236, 0.9)); }
}

.tg-pin-dots {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 16px;
  margin: 22px 0 30px;
}

.tg-pin-dot {
  width: 14px;
  height: 14px;
  border-radius: 50%;
  border: 2px solid var(--tg-accent-blue);
  background: transparent;
  transition: all 0.2s cubic-bezier(0.175, 0.885, 0.32, 1.275);
}

.tg-pin-dot.filled {
  background: var(--tg-accent-blue);
  box-shadow: 0 0 12px var(--tg-accent-blue);
  transform: scale(1.2);
}

.tg-pin-dots.error {
  animation: shake 0.4s ease;
}

.tg-pin-dots.error .tg-pin-dot {
  border-color: #ff5252;
  background: #ff5252;
  box-shadow: 0 0 12px #ff5252;
}

@keyframes shake {
  0%, 100% { transform: translateX(0); }
  20%, 60% { transform: translateX(-12px); }
  40%, 80% { transform: translateX(12px); }
}

.tg-pin-keypad {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px 20px;
  width: 100%;
  max-width: 280px;
}

.tg-key-btn {
  width: 68px;
  height: 68px;
  margin: 0 auto;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.12);
  color: var(--tg-text-primary);
  font-size: 1.5rem;
  font-weight: 500;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  user-select: none;
  transition: all 0.12s ease;
  -webkit-tap-highlight-color: transparent;
}

.tg-key-btn:active {
  background: rgba(41, 144, 236, 0.35);
  border-color: var(--tg-accent-blue);
  transform: scale(0.92);
}

.tg-key-btn.key-text {
  font-size: 0.95rem;
  background: transparent;
  border-color: transparent;
  color: var(--tg-text-secondary);
}

.tg-key-btn.key-text:active {
  background: rgba(255, 255, 255, 0.08);
  color: var(--tg-text-primary);
}

/* ==========================================================
   🛡️ Privacy Settings Options & Toggle Switch
   ========================================================== */
.tg-privacy-options {
  display: flex;
  flex-direction: column;
  gap: 14px;
  text-align: left;
  margin-top: 14px;
}

.tg-privacy-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 12px 14px;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: var(--radius-sm);
  gap: 12px;
}

.tg-privacy-info {
  flex: 1;
}

.tg-privacy-title {
  font-size: 0.88rem;
  font-weight: 600;
  color: var(--tg-text-primary);
}

.tg-subtext {
  font-size: 0.72rem;
  color: var(--tg-text-secondary);
  margin-top: 2px;
}

.tg-btn-sm {
  padding: 6px 12px;
  font-size: 0.78rem;
  border-radius: 8px;
  white-space: nowrap;
}

/* Toggle Switch */
.tg-toggle-switch {
  position: relative;
  display: inline-block;
  width: 44px;
  height: 24px;
  flex-shrink: 0;
}

.tg-toggle-switch input {
  opacity: 0;
  width: 0;
  height: 0;
}

.tg-toggle-slider {
  position: absolute;
  cursor: pointer;
  inset: 0;
  background-color: rgba(255, 255, 255, 0.2);
  border-radius: 24px;
  transition: 0.25s;
}

.tg-toggle-slider:before {
  position: absolute;
  content: "";
  height: 18px;
  width: 18px;
  left: 3px;
  bottom: 3px;
  background-color: white;
  border-radius: 50%;
  transition: 0.25s;
}

.tg-toggle-switch input:checked + .tg-toggle-slider {
  background-color: var(--tg-accent-blue);
}

.tg-toggle-switch input:checked + .tg-toggle-slider:before {
  transform: translateX(20px);
}