/* Wave Theme - WhatsApp-style green */

/* Override pane styles to match Wave theme */
.long-chat-pane {
  --gradient-start: #128c7e;
  --gradient-end: #075e54;
  --bg-chat: #efeae2;
  --bg-message-in: #ffffff;
  --bg-message-out: #d9fdd3;
  --text: #111b21;
  --text-secondary: #667781;
  --text-muted: #8696a0;
  --border: #e9edef;
  --accent: #128c7e;
}

.long-chat-pane .message-bubble.sent {
  background: #d9fdd3;
}

.long-chat-pane .messages-container {
  background: #efeae2;
  background-image: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%23d1d7db' fill-opacity='0.25'%3E%3Cpath d='M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
}

.long-chat-pane .send-btn {
  background: #128c7e;
  box-shadow: 0 2px 8px rgba(18, 140, 126, 0.4);
}

.long-chat-pane .send-btn:hover {
  box-shadow: 0 4px 12px rgba(18, 140, 126, 0.5);
}

.long-chat-pane .input-wrapper:focus-within {
  border-color: #128c7e;
  box-shadow: 0 0 0 3px rgba(18, 140, 126, 0.1);
}

.long-chat-pane .message-author {
  color: #128c7e;
}

.long-chat-pane .message-author:hover {
  color: #075e54;
}

.long-chat-pane .message-avatar {
  background: linear-gradient(135deg, #25d366 0%, #128c7e 100%);
}

.long-chat-pane .chat-header {
  background: linear-gradient(135deg, #128c7e 0%, #075e54 100%);
}

.long-chat-pane .chat-avatar {
  background: rgba(255, 255, 255, 0.2);
  border-color: rgba(255, 255, 255, 0.3);
}

.long-chat-pane .share-btn {
  background: rgba(255, 255, 255, 0.2);
}

.long-chat-pane .share-btn:hover {
  background: rgba(255, 255, 255, 0.3);
}

.chat-list-pane {
  --gradient-start: #128c7e;
  --gradient-end: #075e54;
  --bg: #ffffff;
  --bg-hover: #f0f2f5;
  --bg-active: #d9fdd3;
  --text: #111b21;
  --text-secondary: #667781;
  --text-muted: #8696a0;
  --border: #e9edef;
}

.chat-list-pane .sidebar-header {
  background: linear-gradient(135deg, #128c7e 0%, #075e54 100%);
}

.chat-list-pane .chat-item-avatar {
  background: linear-gradient(135deg, #25d366 0%, #128c7e 100%);
}

.chat-list-pane .chat-item.active {
  border-left-color: #128c7e;
}

.chat-list-pane .modal-tab.active {
  background: linear-gradient(135deg, #128c7e 0%, #075e54 100%);
}

.chat-list-pane .modal-btn-add {
  background: linear-gradient(135deg, #128c7e 0%, #075e54 100%);
}

.chat-list-pane .modal-btn-add:hover {
  box-shadow: 0 4px 12px rgba(18, 140, 126, 0.4);
}

.chat-list-pane .discover-btn:hover {
  border-color: #128c7e;
  color: #128c7e;
}

:root {
  --theme-primary: #128c7e;
  --theme-primary-dark: #075e54;
  --theme-accent: #25d366;
  --theme-light: #dcf8c6;
  --theme-blue: #34b7f1;
  --theme-check: #53bdeb;
  --bg: #f0f2f5;
  --bg-panel: #ffffff;
  --bg-chat: #efeae2;
  --text: #111b21;
  --text-secondary: #667781;
  --text-muted: #8696a0;
  --border: #e9edef;
  --shadow: 0 1px 3px rgba(11, 20, 26, 0.08);
}

/* App Structure */
.app-wrapper {
  height: 100vh;
  display: flex;
  flex-direction: column;
  position: relative;
}

.app-banner {
  background: var(--theme-primary-dark);
  height: 60px;
  flex-shrink: 0;
  display: flex;
  align-items: center;
  padding: 0 24px;
}

.app-banner .brand {
  color: white;
}

.app-banner .brand h1 {
  font-size: 1.25rem;
  font-weight: 600;
  margin-bottom: 2px;
}

.app-banner .brand p {
  font-size: 0.8rem;
  opacity: 0.9;
}

.app-container {
  flex: 1;
  display: flex;
  max-width: 100%;
  margin: 0;
  height: calc(100vh - 60px);
  box-shadow: none;
  background: var(--bg-panel);
  overflow: hidden;
}

/* Left Panel - Sidebar */
.left-panel {
  width: 400px;
  display: flex;
  flex-direction: column;
  border-right: 1px solid var(--border);
  background: var(--bg-panel);
  flex-shrink: 0;
}

.panel-header {
  display: none;
}

.header-left {
  display: flex;
  align-items: center;
  gap: 12px;
}

.header-right {
  display: flex;
  align-items: center;
  gap: 8px;
}

.user-avatar {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.2);
  border: 2px solid rgba(255, 255, 255, 0.3);
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  font-weight: 600;
  font-size: 16px;
  cursor: pointer;
  transition: background 0.2s;
}

.user-avatar:hover {
  background: rgba(255, 255, 255, 0.3);
}

.header-title {
  font-weight: 600;
  font-size: 16px;
  color: white;
}

.header-version {
  font-size: 11px;
  color: rgba(255, 255, 255, 0.8);
  font-weight: 400;
}

.header-actions {
  display: flex;
  gap: 4px;
}

.icon-btn {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  border: none;
  background: rgba(255, 255, 255, 0.1);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  transition: background 0.2s;
  font-size: 18px;
}

.icon-btn:hover {
  background: rgba(255, 255, 255, 0.2);
}

/* Sidebar content */
.sidebar {
  flex: 1;
  overflow: hidden;
  display: flex;
  flex-direction: column;
}

.sidebar-footer {
  padding: 8px 16px;
  background: var(--bg-panel);
}

.sidebar-theme-select {
  width: 100%;
  padding: 6px 10px;
  border: 1px solid var(--border);
  border-radius: 6px;
  background: white;
  font-size: 12px;
  color: var(--text);
  cursor: pointer;
}

/* Right Panel - Chat */
.right-panel {
  flex: 1;
  display: flex;
  flex-direction: column;
  position: static;
  overflow: hidden;
}

.content-header {
  position: absolute;
  top: 0;
  right: 0;
  height: 57px;
  background: transparent;
  padding: 0 24px;
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 12px;
  border-bottom: none;
  z-index: 10;
}

.content-header .user-status {
  color: rgba(255, 255, 255, 0.9);
}

.content-header .user-status a {
  color: white;
}

.content-header .input-field {
  background: rgba(255, 255, 255, 0.15);
  border-color: rgba(255, 255, 255, 0.3);
  color: white;
}

.content-header .input-field::placeholder {
  color: rgba(255, 255, 255, 0.6);
}

.content-header .btn-primary {
  background: rgba(255, 255, 255, 0.2);
  box-shadow: none;
}

.content-header .btn-primary:hover {
  background: rgba(255, 255, 255, 0.3);
}

.content-header .theme-switcher select {
  background: rgba(255, 255, 255, 0.9);
  border-color: rgba(255, 255, 255, 0.3);
  color: #111b21;
}

.content-header .theme-switcher select option {
  background: white;
  color: #111b21;
}

.user-status {
  font-size: 13px;
  color: var(--text-secondary);
}

.user-status a {
  color: var(--theme-primary);
  text-decoration: none;
  font-weight: 500;
}

.user-status a:hover {
  text-decoration: underline;
}

/* Buttons */
.btn {
  padding: 8px 16px;
  border-radius: 8px;
  border: none;
  font-size: 13px;
  font-weight: 500;
  cursor: pointer;
  transition: background 0.2s;
}

.btn-primary {
  background: var(--theme-primary);
  color: white;
}

.btn-primary:hover {
  background: var(--theme-primary-dark);
}

.btn-secondary {
  background: transparent;
  color: var(--text-secondary);
  border: 1px solid var(--border);
}

.btn-secondary:hover {
  background: var(--bg);
}

.input-field {
  padding: 8px 12px;
  border: 1px solid var(--border);
  border-radius: 8px;
  font-size: 13px;
  background: white;
  color: var(--text);
  width: 160px;
}

.input-field::placeholder {
  color: var(--text-muted);
}

/* Chat area */
.chat-area {
  flex: 1;
  background-color: var(--bg-chat);
  background-image: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%23d1d7db' fill-opacity='0.25'%3E%3Cpath d='M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
  position: relative;
  overflow: hidden;
  display: flex;
  flex-direction: column;
}

#chatContainer {
  flex: 1;
  overflow: hidden;
  display: flex;
  flex-direction: column;
}

/* Placeholder */
.placeholder {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  height: 100%;
  color: var(--text-muted);
  text-align: center;
  padding: 40px;
  background: var(--bg);
}

.placeholder-icon {
  width: 200px;
  height: 120px;
  background: linear-gradient(135deg, var(--theme-accent) 0%, var(--theme-primary-dark) 100%);
  border-radius: 20px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 30px;
  font-size: 60px;
}

.placeholder h2 {
  font-size: 28px;
  font-weight: 300;
  color: var(--text);
  margin-bottom: 12px;
}

.placeholder p {
  font-size: 14px;
  color: var(--text-muted);
  line-height: 1.6;
}

/* Loading */
.loading-spinner {
  width: 40px;
  height: 40px;
  border: 3px solid var(--border);
  border-top-color: var(--theme-primary);
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
  margin-bottom: 16px;
}

@keyframes spin {
  to { transform: rotate(360deg); }
}

/* Error */
.error {
  background: #fff3f3;
  border: 1px solid #ffcdd2;
  color: #c62828;
  padding: 16px;
  border-radius: 8px;
  margin-top: 16px;
}

/* Status badge */
.status-badge {
  display: none;
}

.status-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--theme-accent);
}

/* Toast */
.toast {
  position: fixed;
  bottom: 24px;
  left: 50%;
  transform: translateX(-50%);
  background: var(--text);
  color: white;
  padding: 12px 24px;
  border-radius: 8px;
  font-size: 14px;
  z-index: 9999;
  animation: fadeInUp 0.3s ease;
}

@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateX(-50%) translateY(20px);
  }
  to {
    opacity: 1;
    transform: translateX(-50%) translateY(0);
  }
}

/* Theme switcher */
.theme-switcher {
  display: flex;
  align-items: center;
  gap: 6px;
}

.theme-switcher select {
  padding: 6px 10px;
  border: 1px solid var(--border);
  border-radius: 6px;
  background: white;
  font-size: 12px;
  color: var(--text);
  cursor: pointer;
}

/* Mobile */
.sidebar-overlay {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(0,0,0,0.5);
  z-index: 99;
}

.mobile-menu-btn {
  display: none;
  width: 40px;
  height: 40px;
  background: transparent;
  border: none;
  border-radius: 8px;
  color: var(--text-secondary);
  font-size: 24px;
  cursor: pointer;
  align-items: center;
  justify-content: center;
}

.mobile-menu-btn:hover {
  background: var(--border);
}

@media (max-width: 900px) {
  .mobile-menu-btn {
    display: flex;
  }

  .left-panel {
    position: fixed;
    top: 0;
    left: -80%;
    width: 80%;
    height: 100vh;
    z-index: 100;
    transition: left 0.3s ease;
    box-shadow: 4px 0 20px rgba(0,0,0,0.2);
  }

  .left-panel.open {
    left: 0;
  }

  .sidebar-overlay.open {
    display: block;
  }

  .app-container {
    margin-top: 0;
    height: 100vh;
  }

  .app-banner {
    display: none;
  }

  .content-header {
    position: relative;
    top: auto;
    right: auto;
    height: 50px;
    background: var(--theme-primary-dark);
    padding: 0 12px;
    justify-content: space-between;
  }

  .content-header .mobile-menu-btn {
    color: white;
    background: rgba(255, 255, 255, 0.1);
  }

  .content-header .mobile-menu-btn:hover {
    background: rgba(255, 255, 255, 0.2);
  }

  .content-header .user-status {
    display: none;
  }

  .content-header .theme-switcher {
    display: none;
  }

  .content-header .input-field {
    width: 120px;
    padding: 6px 10px;
    font-size: 12px;
  }

  .content-header .btn-primary {
    padding: 6px 12px;
    font-size: 12px;
  }

  .right-panel {
    position: relative;
  }
}