/* style.css — Discord-style Responsive UI for P2P WebRTC Chat */

:root {
  /* Discord Theme Palette */
  --bg-primary: #313338;
  --bg-secondary: #2b2d31;
  --bg-secondary-alt: #232428;
  --bg-tertiary: #1e1f22;
  --bg-accent: #35373c;
  --bg-hover: #35373c;
  --bg-active: #404249;
  --bg-modifier-selected: rgba(255, 255, 255, 0.08);

  --channel-textarea-bg: #383a40;
  --input-bg: #1e1f22;
  --border-subtle: rgba(255, 255, 255, 0.08);

  --text-normal: #dbdee1;
  --text-muted: #949ba4;
  --text-header: #f2f3f5;
  --text-link: #00a8fc;

  --brand: #5865f2;
  --brand-hover: #4752c4;
  --brand-active: #3c45a5;

  --status-online: #23a55a;
  --status-idle: #f0b232;
  --status-dnd: #f23f43;
  --status-offline: #80848e;

  --danger: #fa777c;

  --font-primary: "gg sans", "Noto Sans", "Helvetica Neue", Helvetica, Arial, sans-serif;
  --radius-sm: 4px;
  --radius-md: 8px;
  --radius-lg: 16px;
  --radius-pill: 9999px;
}

[data-theme="light"] {
  --bg-primary: #ffffff;
  --bg-secondary: #f2f3f5;
  --bg-secondary-alt: #ebedef;
  --bg-tertiary: #e3e5e8;
  --bg-accent: #e0e2e5;
  --bg-hover: #e3e5e8;
  --bg-active: #d7d9dc;
  --bg-modifier-selected: rgba(0, 0, 0, 0.06);

  --channel-textarea-bg: #ebedef;
  --input-bg: #e3e5e8;
  --border-subtle: rgba(0, 0, 0, 0.08);

  --text-normal: #313338;
  --text-muted: #5c5e66;
  --text-header: #060607;
  --text-link: #006ce7;
}

/* Base resets */
* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

[hidden] {
  display: none !important;
}

html, body {
  height: 100%;
  width: 100%;
  overflow: hidden;
  background-color: var(--bg-tertiary);
  color: var(--text-normal);
  font-family: var(--font-primary);
  font-size: 15px;
  line-height: 1.4;
  -webkit-font-smoothing: antialiased;
}

button, input {
  font-family: inherit;
}

button,
.guild-item,
.channel-item,
.category-header,
.user-info,
.room-card,
.emoji-cell,
.dropdown-menu-item {
  cursor: pointer;
  user-select: none;
  -webkit-tap-highlight-color: transparent;
  touch-action: manipulation;
}

button * {
  pointer-events: none;
}

.discord-btn:active,
.mobile-menu-btn:active,
.header-action-btn:active,
.user-action-btn:active,
.composer-icon-btn:active,
.composer-send-btn:active,
.guild-item:active,
.channel-item:active,
.room-card:active {
  transform: scale(0.96);
}

/* Discord Custom Scrollbars */
::-webkit-scrollbar {
  width: 8px;
  height: 8px;
}
::-webkit-scrollbar-track {
  background: transparent;
}
::-webkit-scrollbar-thumb {
  background: rgba(0, 0, 0, 0.2);
  border-radius: var(--radius-pill);
}
::-webkit-scrollbar-thumb:hover {
  background: rgba(0, 0, 0, 0.4);
}

/* App Shell */
.discord-app {
  display: flex;
  height: 100vh;
  width: 100vw;
  overflow: hidden;
  position: relative;
}

/* Drawer Backdrop for Mobile */
.drawer-backdrop {
  position: fixed;
  inset: 0;
  background-color: rgba(0, 0, 0, 0.6);
  backdrop-filter: blur(2px);
  z-index: 80;
  animation: fadeIn 0.15s ease;
}
.drawer-backdrop[hidden] {
  display: none;
}

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

/* ==========================================================================
   1. GUILD / SERVER RAIL
   ========================================================================== */
.guild-rail {
  width: 72px;
  min-width: 72px;
  height: 100%;
  background-color: var(--bg-tertiary);
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: 12px 0;
  gap: 8px;
  user-select: none;
  z-index: 20;
}

.guild-item {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 100%;
  cursor: pointer;
}

.guild-item.is-private::after {
  content: '🔒';
  position: absolute;
  bottom: -2px;
  right: 10px;
  font-size: 11px;
  line-height: 1;
  background-color: var(--bg-tertiary);
  border-radius: 50%;
  padding: 2px;
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.4);
  pointer-events: none;
  z-index: 5;
}

.guild-pill {
  position: absolute;
  left: 0;
  width: 4px;
  height: 0;
  background-color: var(--text-header);
  border-radius: 0 4px 4px 0;
  transition: height 0.15s ease;
}
.guild-item:hover .guild-pill { height: 20px; }
.guild-item.active .guild-pill { height: 40px; }

.guild-icon {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background-color: var(--bg-primary);
  color: var(--text-normal);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: border-radius 0.15s ease, background-color 0.15s ease, color 0.15s ease, transform 0.1s ease;
  font-weight: 700;
  font-size: 18px;
  overflow: hidden;
}

.guild-item:hover .guild-icon {
  border-radius: var(--radius-lg);
  background-color: var(--brand);
  color: #ffffff;
}

.guild-item:active .guild-icon {
  transform: scale(0.95);
}

.guild-item.active .guild-icon {
  border-radius: var(--radius-lg);
  background-color: var(--brand);
  color: #ffffff;
}

.guild-icon.discord-brand-icon {
  background-color: var(--brand);
  color: #ffffff;
}

.guild-item.add-guild .guild-icon { color: var(--status-online); }
.guild-item.add-guild:hover .guild-icon { background-color: var(--status-online); color: #ffffff; }

.guild-item.explore-guild .guild-icon { color: var(--status-online); }
.guild-item.explore-guild:hover .guild-icon { background-color: var(--status-online); color: #ffffff; }

.guild-sep {
  width: 32px;
  height: 2px;
  background-color: var(--border-subtle);
  border-radius: 1px;
  margin: 4px 0;
  flex-shrink: 0;
}

.guild-servers-list {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  width: 100%;
  max-height: calc(100vh - 220px);
  overflow-y: auto;
  overflow-x: hidden;
  padding: 2px 0;
}
.guild-servers-list::-webkit-scrollbar {
  display: none;
}
.guild-servers-list {
  -ms-overflow-style: none;
  scrollbar-width: none;
}

/* ==========================================================================
   2. CHANNELS SIDEBAR
   ========================================================================== */
.channels-sidebar {
  width: 240px;
  min-width: 240px;
  height: 100%;
  background-color: var(--bg-secondary);
  display: flex;
  flex-direction: column;
  user-select: none;
  z-index: 15;
  position: relative;
}

.server-header {
  height: 48px;
  padding: 0 16px;
  display: flex;
  align-items: center;
  border-bottom: 1px solid var(--border-subtle);
  cursor: pointer;
  transition: background-color 0.15s ease;
}
.server-header:hover {
  background-color: var(--bg-modifier-selected);
}
.server-header:active {
  background-color: rgba(255, 255, 255, 0.12);
}

.server-name-wrap {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
}

.server-name {
  font-size: 15px;
  font-weight: 700;
  color: var(--text-header);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.dropdown-chevron {
  color: var(--text-normal);
  transition: transform 0.2s ease;
}
.dropdown-chevron.open {
  transform: rotate(180deg);
}

/* Dropdown Context Menu */
.server-dropdown-menu {
  position: absolute;
  top: 52px;
  left: 10px;
  right: 10px;
  background-color: var(--bg-tertiary);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-sm);
  padding: 6px;
  box-shadow: 0 8px 16px rgba(0, 0, 0, 0.4);
  z-index: 100;
  display: flex;
  flex-direction: column;
  gap: 2px;
}
.server-dropdown-menu[hidden] {
  display: none;
}

.dropdown-menu-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 8px 10px;
  border-radius: 3px;
  font-size: 13px;
  font-weight: 500;
  color: var(--text-normal);
  background: none;
  border: none;
  text-align: left;
  transition: background-color 0.1s ease, color 0.1s ease;
}
.dropdown-menu-item:hover {
  background-color: var(--brand);
  color: #ffffff;
}
.dropdown-menu-item.primary {
  color: var(--brand);
}
.dropdown-menu-item.primary:hover {
  background-color: var(--brand);
  color: #ffffff;
}

.dropdown-divider {
  height: 1px;
  background-color: var(--border-subtle);
  margin: 4px 0;
}

.channels-scroller {
  flex: 1;
  overflow-y: auto;
  padding: 12px 8px;
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.channel-category {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.category-header {
  display: flex;
  align-items: center;
  gap: 4px;
  padding: 6px 8px;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.04em;
  color: var(--text-muted);
  cursor: pointer;
  border-radius: var(--radius-sm);
  transition: color 0.15s ease;
}
.category-header:hover {
  color: var(--text-header);
}

.category-arrow {
  transition: transform 0.2s ease;
}
.category-arrow.collapsed {
  transform: rotate(-90deg);
}

.category-header span {
  flex: 1;
}

.category-add-btn, .category-refresh-btn {
  background: none;
  border: none;
  color: var(--text-muted);
  padding: 2px 4px;
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: color 0.15s ease, transform 0.1s ease;
}
.category-add-btn:hover, .category-refresh-btn:hover {
  color: var(--text-header);
}
.category-add-btn:active, .category-refresh-btn:active {
  transform: scale(0.9);
}

.channel-list {
  display: flex;
  flex-direction: column;
  gap: 2px;
}
.channel-list.collapsed {
  display: none;
}

.channel-item {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 8px 10px;
  border-radius: var(--radius-sm);
  color: var(--text-muted);
  cursor: pointer;
  transition: background-color 0.1s ease, color 0.1s ease, transform 0.1s ease;
}
.channel-item:hover {
  background-color: var(--bg-hover);
  color: var(--text-normal);
}
.channel-item:active {
  transform: scale(0.98);
}
.channel-item.active {
  background-color: var(--bg-active);
  color: var(--text-header);
}

.channel-hash {
  color: var(--text-muted);
  flex-shrink: 0;
}
.channel-item.active .channel-hash {
  color: var(--text-header);
}

.channel-name {
  font-size: 14px;
  font-weight: 500;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  flex: 1;
}

.channel-item .badge {
  font-size: 11px;
  background-color: var(--bg-tertiary);
  color: var(--text-normal);
  padding: 2px 7px;
  border-radius: var(--radius-pill);
  font-weight: 600;
}

/* User Profile Footer */
.user-panel {
  height: 54px;
  background-color: var(--bg-secondary-alt);
  padding: 0 8px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 4px;
}

.user-info {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 4px 6px;
  border-radius: var(--radius-sm);
  cursor: pointer;
  flex: 1;
  min-width: 0;
  transition: background-color 0.15s ease;
}
.user-info:hover {
  background-color: var(--bg-hover);
}
.user-info:active {
  transform: scale(0.98);
}

.user-avatar-wrap {
  position: relative;
  width: 32px;
  height: 32px;
  flex-shrink: 0;
}

.user-avatar {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  background-color: var(--brand);
  color: #ffffff;
  font-weight: 700;
  font-size: 14px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.status-dot {
  position: absolute;
  bottom: -2px;
  right: -2px;
  width: 10px;
  height: 10px;
  border-radius: 50%;
  border: 2px solid var(--bg-secondary-alt);
  background-color: var(--status-offline);
}
.status-dot.online { background-color: var(--status-online); }

.user-names {
  display: flex;
  flex-direction: column;
  min-width: 0;
}

.user-display {
  font-size: 14px;
  font-weight: 600;
  color: var(--text-header);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.user-tag {
  font-size: 11px;
  color: var(--text-muted);
}

.user-actions {
  display: flex;
  align-items: center;
  gap: 2px;
}

.user-action-btn {
  background: none;
  border: none;
  color: var(--text-muted);
  width: 32px;
  height: 32px;
  border-radius: var(--radius-sm);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background-color 0.15s ease, color 0.15s ease, transform 0.1s ease;
}
.user-action-btn:hover {
  background-color: var(--bg-hover);
  color: var(--text-header);
}
.user-action-btn:active {
  transform: scale(0.92);
}

/* ==========================================================================
   3. CHAT MAIN AREA
   ========================================================================== */
.chat-main {
  flex: 1;
  height: 100%;
  background-color: var(--bg-primary);
  display: flex;
  flex-direction: column;
  min-width: 0;
  position: relative;
}

.chat-header {
  height: 48px;
  padding: 0 16px;
  border-bottom: 1px solid var(--border-subtle);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  background-color: var(--bg-primary);
  user-select: none;
  z-index: 10;
}

.mobile-menu-btn {
  display: none;
  background: none;
  border: none;
  color: var(--text-muted);
  cursor: pointer;
  padding: 6px;
  border-radius: var(--radius-sm);
  align-items: center;
  justify-content: center;
  transition: background-color 0.15s ease;
}
.mobile-menu-btn:hover {
  background-color: var(--bg-hover);
  color: var(--text-header);
}
.mobile-menu-btn:active {
  transform: scale(0.92);
}

.header-channel-info {
  display: flex;
  align-items: center;
  gap: 8px;
  min-width: 0;
}

.header-hash {
  color: var(--text-muted);
  flex-shrink: 0;
}

.header-channel-name {
  font-size: 16px;
  font-weight: 700;
  color: var(--text-header);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.header-divider {
  width: 1px;
  height: 16px;
  background-color: var(--border-subtle);
  margin: 0 4px;
  flex-shrink: 0;
}

.header-topic {
  font-size: 13px;
  color: var(--text-muted);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

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

.header-action-btn {
  background: none;
  border: none;
  color: var(--text-muted);
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 6px 10px;
  border-radius: var(--radius-sm);
  font-size: 13px;
  font-weight: 500;
  transition: background-color 0.15s ease, color 0.15s ease, transform 0.1s ease;
}
.header-action-btn:hover {
  background-color: var(--bg-hover);
  color: var(--text-header);
}
.header-action-btn:active {
  transform: scale(0.95);
}
.header-action-btn.active {
  color: var(--text-header);
  background-color: var(--bg-modifier-selected);
}
.header-action-btn.danger:hover {
  background-color: rgba(250, 119, 124, 0.15);
  color: var(--danger);
}

.conn-pill {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 4px 10px;
  border-radius: var(--radius-pill);
  background-color: var(--bg-tertiary);
  font-size: 12px;
  font-weight: 600;
  color: var(--text-muted);
}
.conn-pill .dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background-color: var(--status-offline);
}
.conn-pill[data-state="open"] .dot { background-color: var(--status-online); }
.conn-pill[data-state="open"] { color: var(--status-online); }
.conn-pill[data-state="connecting"] .dot { background-color: var(--status-idle); }
.conn-pill[data-state="connecting"] { color: var(--status-idle); }
.conn-pill[data-state="awaiting-peer"] .dot { background-color: var(--status-idle); }
.conn-pill[data-state="awaiting-peer"] { color: var(--status-idle); }

/* Chat Content Wrapper */
.chat-content-wrap {
  flex: 1;
  display: flex;
  overflow: hidden;
  position: relative;
}

/* ==========================================================================
   MESSAGES VIEW
   ========================================================================== */
.messages-view {
  flex: 1;
  display: flex;
  flex-direction: column;
  height: 100%;
  min-width: 0;
}

.messages-scroller {
  flex: 1;
  overflow-y: auto;
  padding: 16px 16px 0;
  display: flex;
  flex-direction: column;
}

.channel-start-hero {
  margin: 16px 0 24px;
  display: flex;
  flex-direction: column;
  gap: 8px;
  align-items: flex-start;
}

.start-hash-circle {
  width: 60px;
  height: 60px;
  border-radius: 50%;
  background-color: var(--bg-accent);
  color: var(--text-normal);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 4px;
}

.start-title {
  font-size: 28px;
  font-weight: 800;
  color: var(--text-header);
}

.start-desc {
  font-size: 14px;
  color: var(--text-muted);
  max-width: 500px;
}

.messages-container {
  display: flex;
  flex-direction: column;
  gap: 2px;
  margin-top: auto;
}

.message-group {
  position: relative;
  display: flex;
  padding: 4px 12px;
  gap: 14px;
  border-radius: var(--radius-sm);
  transition: background-color 0.1s ease;
}
.message-group:hover {
  background-color: rgba(0, 0, 0, 0.08);
}

.message-avatar {
  width: 38px;
  height: 38px;
  border-radius: 50%;
  background-color: var(--brand);
  color: #ffffff;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 15px;
  flex-shrink: 0;
  user-select: none;
}

.message-content-wrap {
  flex: 1;
  min-width: 0;
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.message-header {
  display: flex;
  align-items: baseline;
  gap: 8px;
}

.message-author {
  font-size: 15px;
  font-weight: 600;
  color: var(--text-header);
  cursor: pointer;
}
.message-author:hover {
  text-decoration: underline;
}

.message-badge {
  font-size: 10px;
  font-weight: 700;
  background-color: var(--brand);
  color: #ffffff;
  padding: 1px 4px;
  border-radius: 3px;
  line-height: 1.2;
}

.message-timestamp {
  font-size: 12px;
  color: var(--text-muted);
}

.message-body {
  font-size: 15px;
  color: var(--text-normal);
  word-wrap: break-word;
  overflow-wrap: anywhere;
  white-space: pre-wrap;
}

/* Consecutive compact message */
.message-group.compact {
  padding-top: 2px;
  padding-bottom: 2px;
}
.message-group.compact .message-avatar {
  visibility: hidden;
}

/* Media embeds */
.message-img {
  max-width: min(400px, 100%);
  max-height: 300px;
  border-radius: var(--radius-md);
  margin-top: 6px;
  display: block;
}

.message-file-card {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  background-color: var(--bg-secondary);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: 8px 12px;
  margin-top: 6px;
  color: var(--text-normal);
  text-decoration: none;
  transition: background-color 0.15s ease;
}
.message-file-card:hover {
  background-color: var(--bg-hover);
}
.file-icon { color: var(--brand); }
.file-info { display: flex; flex-direction: column; }
.file-name { font-weight: 600; font-size: 13px; color: var(--text-link); }
.file-size { font-size: 11px; color: var(--text-muted); }

/* System message */
.message-system {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 4px 12px;
  font-size: 13px;
  color: var(--text-muted);
}
.message-system .sys-icon { color: var(--status-online); }

/* Floating Actions on Hover */
.message-actions-toolbar {
  position: absolute;
  right: 16px;
  top: -12px;
  background-color: var(--bg-primary);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-sm);
  box-shadow: 0 2px 6px rgba(0,0,0,0.25);
  display: none;
  align-items: center;
  overflow: hidden;
  z-index: 5;
}
.message-group:hover .message-actions-toolbar {
  display: flex;
}

.toolbar-btn {
  background: none;
  border: none;
  color: var(--text-muted);
  padding: 4px 8px;
  cursor: pointer;
  font-size: 14px;
  transition: background-color 0.1s ease;
}
.toolbar-btn:hover {
  background-color: var(--bg-hover);
}
.toolbar-btn:active {
  transform: scale(0.9);
}

/* Reactions */
.message-reactions {
  display: flex;
  flex-wrap: wrap;
  gap: 4px;
  margin-top: 4px;
}

.reaction-pill {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  background-color: var(--bg-secondary);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-sm);
  padding: 2px 6px;
  font-size: 12px;
  color: var(--text-normal);
  cursor: pointer;
  user-select: none;
  transition: background-color 0.1s ease, border-color 0.1s ease;
}
.reaction-pill:hover { background-color: var(--bg-hover); }
.reaction-pill:active { transform: scale(0.95); }
.reaction-pill .rx-count { font-size: 11px; font-weight: 600; color: var(--text-muted); }

/* Typing row */
.typing-indicator-row {
  height: 24px;
  padding: 0 16px;
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 12px;
  color: var(--text-muted);
}
.typing-indicator-row[hidden] {
  display: none !important;
}
.typing-dots { display: flex; gap: 3px; }
.typing-dots span {
  width: 4px;
  height: 4px;
  background-color: var(--text-muted);
  border-radius: 50%;
  animation: typingBounce 1.2s infinite ease-in-out;
}
.typing-dots span:nth-child(2) { animation-delay: 0.2s; }
.typing-dots span:nth-child(3) { animation-delay: 0.4s; }

@keyframes typingBounce {
  0%, 80%, 100% { transform: translateY(0); }
  40% { transform: translateY(-4px); }
}

/* Composer Form */
.chat-composer-form {
  padding: 0 16px 20px;
  position: relative;
}

/* Quick Emoji Picker Popover */
.emoji-picker-popover {
  position: absolute;
  bottom: 64px;
  right: 16px;
  background-color: var(--bg-tertiary);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: 8px;
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.4);
  z-index: 50;
  animation: popIn 0.12s ease;
}
.emoji-picker-popover[hidden] {
  display: none;
}

@keyframes popIn {
  from { transform: scale(0.95); opacity: 0; }
  to { transform: scale(1); opacity: 1; }
}

.emoji-picker-grid {
  display: grid;
  grid-template-columns: repeat(5, 36px);
  gap: 4px;
}

.emoji-cell {
  width: 36px;
  height: 36px;
  background: none;
  border: none;
  border-radius: var(--radius-sm);
  font-size: 20px;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background-color 0.1s ease, transform 0.1s ease;
}
.emoji-cell:hover {
  background-color: var(--bg-hover);
  transform: scale(1.15);
}
.emoji-cell:active {
  transform: scale(0.95);
}

.composer-wrap {
  display: flex;
  align-items: center;
  background-color: var(--channel-textarea-bg);
  border-radius: var(--radius-md);
  padding: 2px 10px;
}

.composer-icon-btn {
  background: none;
  border: none;
  color: var(--text-muted);
  cursor: pointer;
  padding: 8px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: color 0.15s ease, transform 0.1s ease;
}
.composer-icon-btn:hover { color: var(--text-header); }
.composer-icon-btn:active { transform: scale(0.92); }

.composer-input {
  flex: 1;
  background: none;
  border: none;
  outline: none;
  color: var(--text-normal);
  font-size: 15px;
  padding: 10px 8px;
}
.composer-input::placeholder { color: var(--text-muted); }

.composer-right-actions {
  display: flex;
  align-items: center;
  gap: 2px;
}

.composer-send-btn {
  background: none;
  border: none;
  color: var(--brand);
  cursor: pointer;
  padding: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: transform 0.15s ease, filter 0.15s ease;
}
.composer-send-btn:hover { filter: brightness(1.2); }
.composer-send-btn:active { transform: scale(0.9); }

/* ==========================================================================
   4. RIGHT MEMBERS SIDEBAR
   ========================================================================== */
.members-sidebar {
  width: 240px;
  min-width: 240px;
  height: 100%;
  background-color: var(--bg-secondary);
  display: flex;
  flex-direction: column;
  user-select: none;
  transition: transform 0.25s ease, width 0.2s ease;
}
.members-sidebar[hidden] {
  display: none;
}

.members-scroller {
  flex: 1;
  overflow-y: auto;
  padding: 16px 8px;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.members-group-header {
  padding: 4px 8px;
}

.members-group-title {
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.04em;
  color: var(--text-muted);
}

.members-list {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.member-item {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 6px 8px;
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: background-color 0.1s ease;
}
.member-item:hover { background-color: var(--bg-hover); }

.member-avatar-wrap {
  position: relative;
  width: 32px;
  height: 32px;
  flex-shrink: 0;
}

.member-avatar {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  background-color: var(--brand);
  color: #ffffff;
  font-weight: 700;
  font-size: 14px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.member-info {
  display: flex;
  align-items: center;
  gap: 6px;
  min-width: 0;
}

.member-name {
  font-size: 14px;
  font-weight: 500;
  color: var(--text-normal);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.member-item:hover .member-name { color: var(--text-header); }

.member-dm-btn {
  margin-left: auto;
  background: none;
  border: none;
  color: var(--text-muted);
  cursor: pointer;
  padding: 4px;
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  transition: opacity 0.15s ease, color 0.15s ease, background-color 0.15s ease;
}
.member-item:hover .member-dm-btn {
  opacity: 1;
}
.member-dm-btn:hover {
  color: var(--text-header);
  background-color: var(--bg-modifier-selected);
}

/* Direct Messages in channels sidebar */
.dm-item {
  display: flex;
  align-items: center;
  gap: 8px;
}
.dm-avatar {
  width: 22px;
  height: 22px;
  border-radius: 50%;
  font-size: 11px;
  font-weight: 700;
  color: #ffffff;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}
.dm-close-btn {
  margin-left: auto;
  background: none;
  border: none;
  color: var(--text-muted);
  font-size: 16px;
  cursor: pointer;
  padding: 0 4px;
  line-height: 1;
  opacity: 0;
  transition: opacity 0.15s ease, color 0.15s ease;
}
.dm-item:hover .dm-close-btn {
  opacity: 1;
}
.dm-close-btn:hover {
  color: var(--danger);
}

/* ==========================================================================
   BUTTONS & FORMS
   ========================================================================== */
.discord-btn {
  border: none;
  outline: none;
  cursor: pointer;
  font-size: 14px;
  font-weight: 500;
  padding: 9px 16px;
  border-radius: var(--radius-sm);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  transition: background-color 0.15s ease, filter 0.15s ease, transform 0.1s ease;
  user-select: none;
}
.discord-btn:active {
  transform: scale(0.97);
}

.discord-btn.primary {
  background-color: var(--brand);
  color: #ffffff;
}
.discord-btn.primary:hover { background-color: var(--brand-hover); }

.discord-btn.secondary {
  background-color: var(--bg-accent);
  color: var(--text-header);
}
.discord-btn.secondary:hover { background-color: var(--bg-hover); }

.discord-btn.tertiary {
  background: none;
  color: var(--text-normal);
}
.discord-btn.tertiary:hover { text-decoration: underline; }

.discord-btn.small {
  padding: 6px 12px;
  font-size: 13px;
}

/* ==========================================================================
   MODALS
   ========================================================================== */
.modal-backdrop {
  position: fixed;
  inset: 0;
  background-color: rgba(0, 0, 0, 0.7);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 16px;
  z-index: 1000;
  animation: modalFadeIn 0.15s ease;
}
.modal-backdrop[hidden] {
  display: none;
}

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

.modal-box {
  background-color: var(--bg-primary);
  border-radius: var(--radius-md);
  width: 100%;
  max-width: 440px;
  box-shadow: 0 8px 24px rgba(0,0,0,0.4);
  overflow: hidden;
  display: flex;
  flex-direction: column;
}

.modal-header {
  padding: 24px 24px 12px;
  text-align: center;
}

.modal-title {
  font-size: 22px;
  font-weight: 800;
  color: var(--text-header);
  margin-bottom: 6px;
}

.modal-subtitle {
  font-size: 14px;
  color: var(--text-muted);
}

.modal-body {
  padding: 16px 24px;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.modal-label {
  display: flex;
  flex-direction: column;
  gap: 6px;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.04em;
  color: var(--text-muted);
}

.modal-input {
  background-color: var(--input-bg);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-sm);
  padding: 10px 12px;
  color: var(--text-normal);
  font-size: 15px;
  outline: none;
  transition: border-color 0.15s ease;
}
.modal-input:focus {
  border-color: var(--brand);
}

.modal-help-text {
  font-size: 12px;
  color: var(--text-muted);
}

.server-privacy-wrap {
  display: flex;
  flex-direction: column;
  gap: 8px;
  margin-top: 4px;
}

.privacy-selector {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.privacy-option {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 10px 12px;
  background-color: var(--bg-secondary);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: background-color 0.15s ease, border-color 0.15s ease;
  user-select: none;
}

.privacy-option:hover {
  background-color: var(--bg-hover);
}

.privacy-option.active {
  background-color: var(--bg-modifier-selected);
  border-color: var(--brand);
}

.privacy-option input[type="radio"] {
  display: none;
}

.privacy-option-icon {
  width: 34px;
  height: 34px;
  border-radius: 50%;
  background-color: var(--bg-accent);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-muted);
  flex-shrink: 0;
  transition: background-color 0.15s ease, color 0.15s ease;
}

.privacy-option.active .privacy-option-icon {
  background-color: var(--brand);
  color: #ffffff;
}

.privacy-option-text {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.privacy-title {
  font-size: 14px;
  font-weight: 600;
  color: var(--text-header);
}

.privacy-desc {
  font-size: 12px;
  color: var(--text-muted);
  line-height: 1.3;
}

.modal-footer {
  background-color: var(--bg-secondary);
  padding: 16px 24px;
  display: flex;
  justify-content: flex-end;
  gap: 12px;
}

/* ==========================================================================
   TOAST
   ========================================================================== */
.discord-toast {
  position: fixed;
  bottom: 24px;
  left: 50%;
  transform: translateX(-50%);
  background-color: var(--bg-secondary-alt);
  border: 1px solid var(--border-subtle);
  color: var(--text-header);
  padding: 10px 20px;
  border-radius: var(--radius-pill);
  box-shadow: 0 4px 16px rgba(0,0,0,0.4);
  font-size: 14px;
  font-weight: 500;
  z-index: 2000;
  animation: toastPop 0.2s ease;
}
.discord-toast[hidden] {
  display: none;
}

@keyframes toastPop {
  from { transform: translate(-50%, 10px); opacity: 0; }
  to { transform: translate(-50%, 0); opacity: 1; }
}

/* ==========================================================================
   RESPONSIVE DESIGN (TABLET & MOBILE)
   ========================================================================== */
/* Medium screens: hide members list by default unless user toggles it */
@media (max-width: 1024px) {
  .members-sidebar {
    position: fixed;
    right: 0;
    top: 0;
    bottom: 0;
    z-index: 95;
    box-shadow: -4px 0 16px rgba(0, 0, 0, 0.4);
    transform: translateX(100%);
    transition: transform 0.25s ease, visibility 0.25s ease;
    visibility: hidden;
    pointer-events: none;
    max-width: calc(100vw - 60px);
  }
  .members-sidebar.drawer-open {
    transform: translateX(0);
    display: flex !important;
    visibility: visible;
    pointer-events: auto;
  }
}

/* Small screens / Mobile: full slide-out channel drawer, full-width chat */
@media (max-width: 768px) {
  .mobile-menu-btn {
    display: inline-flex;
    min-width: 40px;
    min-height: 40px;
  }

  .guild-rail {
    position: fixed;
    left: 0;
    top: 0;
    bottom: 0;
    z-index: 96;
    transform: translateX(-100%);
    transition: transform 0.25s ease, visibility 0.25s ease;
    visibility: hidden;
    pointer-events: none;
  }
  .guild-rail.drawer-open {
    transform: translateX(0);
    visibility: visible;
    pointer-events: auto;
  }

  .channels-sidebar {
    position: fixed;
    left: 72px;
    top: 0;
    bottom: 0;
    z-index: 96;
    transform: translateX(calc(-100% - 72px));
    transition: transform 0.25s ease, visibility 0.25s ease;
    box-shadow: 6px 0 20px rgba(0, 0, 0, 0.4);
    visibility: hidden;
    pointer-events: none;
    max-width: calc(100vw - 72px);
  }
  .channels-sidebar.drawer-open {
    transform: translateX(0);
    visibility: visible;
    pointer-events: auto;
  }

  .chat-header {
    padding: 0 12px;
  }
  .header-topic {
    display: none;
  }
  .header-divider {
    display: none;
  }

  .chat-composer-form {
    padding: 0 10px 12px;
  }
}