.app {
  max-width: 1600px;
  margin: 0 auto;
  background: var(--bg-app);
  border: 1px solid var(--border);
  padding: 6px;
  border-radius: 8px;
}

.header {
  background: var(--bg-header);
  border-bottom: 2px solid var(--border);
  padding: 12px 16px;
  display: flex;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
  font-family: Tahoma, sans-serif;
  border-radius: 6px 6px 0 0;
}

.header h1 {
  font-size: 22px;
  color: var(--accent);
  margin-right: auto;
}

.header h1 span {
  font-size: 13px;
  color: var(--text-dim);
  font-weight: normal;
  background: var(--bg-input);
  border: 1px solid var(--border);
  padding: 3px 8px;
  margin-left: 6px;
  border-radius: 4px;
}

.lobby-btn, .icon-btn {
  background: var(--bg-header);
  border: 1px solid var(--border);
  color: var(--accent);
  font-weight: 700;
  font-size: 14px;
  padding: 8px 14px;
  cursor: pointer;
  font-family: Tahoma, sans-serif;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 42px;
  min-height: 38px;
  border-radius: 6px;
}

.lobby-btn:hover, .icon-btn:hover { background: var(--bg-panel); }

.notification-btn { position: relative; }

.notif-badge {
  position: absolute;
  top: -4px;
  right: -4px;
  background: var(--accent);
  color: #fff;
  font-size: 11px;
  font-weight: 700;
  min-width: 18px;
  height: 18px;
  line-height: 18px;
  text-align: center;
  border-radius: 9px;
  padding: 0 4px;
}

.profile-btn {
  width: 42px;
  height: 42px;
  border-radius: 50%;
  border: 2px solid var(--border);
  background: var(--bg-input);
  padding: 0;
  overflow: hidden;
  cursor: pointer;
  flex-shrink: 0;
  transition: border-color 0.15s;
}

.profile-btn:hover { border-color: var(--accent); }
.profile-btn img { width: 100%; height: 100%; object-fit: cover; display: block; }

.status-badge {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 13px;
  color: var(--text-dim);
  background: var(--bg-input);
  border: 1px solid var(--border);
  padding: 6px 10px;
  text-transform: uppercase;
  border-radius: 4px;
}

.dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: #d00;
  border: 1px solid #800;
}

.dot.online { background: #0a0; border-color: #070; }

.lobby-view { padding: 20px; }

.lobby-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 18px;
  border-bottom: 1px solid var(--border);
  padding-bottom: 12px;
  flex-wrap: wrap;
  gap: 10px;
}

.lobby-head h2 {
  font-family: Tahoma, serif;
  color: var(--accent);
  font-size: 22px;
  letter-spacing: 1px;
}

.lobby-actions { display: flex; gap: 8px; }

.primary-btn {
  background: var(--accent);
  border: 1px solid var(--accent-hover);
  color: #fff;
  font-weight: 700;
  font-size: 14px;
  padding: 10px 18px;
  cursor: pointer;
  font-family: Tahoma, sans-serif;
  text-transform: uppercase;
  letter-spacing: 1px;
  border-radius: 6px;
}

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

.room-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
  gap: 12px;
}

.lobby-empty {
  grid-column: 1 / -1;
  text-align: center;
  color: var(--text-dim);
  padding: 40px;
  font-style: italic;
}

.room-card {
  background: var(--bg-panel);
  border: 1px solid var(--border);
  padding: 14px;
  cursor: pointer;
  transition: border-color 0.15s, background 0.15s;
  position: relative;
  border-radius: 6px;
}

.room-card:hover { border-color: var(--accent); }

.room-card.pinned {
  border-color: var(--accent);
  background: rgba(217, 74, 74, 0.06);
}

.room-card.pinned::before {
  content: "";
  position: absolute;
  top: 8px;
  right: 8px;
  width: 14px;
  height: 14px;
  background-color: var(--icon-color);
  -webkit-mask-image: url("data:image/svg+xml;utf8,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'%3E%3Cpath d='M16 12V4h1V2H7v2h1v8l-2 2v2h5.2v6h1.6v-6H18v-2z'/%3E%3C/svg%3E");
  mask-image: url("data:image/svg+xml;utf8,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'%3E%3Cpath d='M16 12V4h1V2H7v2h1v8l-2 2v2h5.2v6h1.6v-6H18v-2z'/%3E%3C/svg%3E");
  -webkit-mask-size: contain;
  mask-size: contain;
  -webkit-mask-repeat: no-repeat;
  mask-repeat: no-repeat;
}

.room-card .rc-name {
  font-size: 17px;
  font-weight: 700;
  color: var(--name);
  margin-bottom: 6px;
  word-break: break-word;
  padding-right: 20px;
}

.room-card .rc-code {
  font-size: 12px;
  color: var(--text-dim);
  font-family: "Courier New", monospace;
  margin-bottom: 8px;
}

.room-card .rc-meta {
  display: flex;
  justify-content: space-between;
  font-size: 12px;
  color: var(--text-dim);
}

.room-card .rc-icons { display: flex; gap: 6px; align-items: center; }
.room-card .rc-icons .icon-img { width: 14px; height: 14px; }

.body-row {
  display: flex;
  min-height: 600px;
  max-height: 78vh;
  align-items: stretch;
}

.side-panel {
  width: 300px;
  flex-shrink: 0;
  background: var(--bg-panel);
  border-right: 1px solid var(--border);
  padding: 14px;
  overflow-y: auto;
}

.side-title {
  font-size: 14px;
  font-weight: 700;
  color: var(--accent);
  text-transform: uppercase;
  margin-bottom: 10px;
  border-bottom: 1px solid var(--border);
  padding-bottom: 8px;
}

.side-title-offline {
  margin-top: 18px;
  border-top: 1px solid var(--border);
  padding-top: 14px;
}

.capacity-label {
  font-size: 12px;
  color: var(--text-dim);
  font-weight: normal;
  text-transform: none;
  margin-left: 4px;
}

.side-admin { margin-top: 10px; display: flex; flex-direction: column; gap: 6px; }

.side-admin button {
  width: 100%;
  background: var(--bg-header);
  border: 1px solid var(--border);
  color: var(--accent);
  font-size: 13px;
  font-weight: 700;
  padding: 8px;
  cursor: pointer;
  font-family: Tahoma, sans-serif;
  border-radius: 4px;
}

.side-admin button:hover { background: var(--bg-panel); color: var(--accent-hover); }

.side-admin button.danger {
  color: var(--danger);
  border-color: var(--danger-border);
}

.side-admin button.danger:hover { background: var(--danger-bg); }

.user-list { display: flex; flex-direction: column; gap: 4px; }

.user-item {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 8px;
  cursor: pointer;
  border: 1px solid transparent;
  border-radius: 4px;
  transition: background 0.15s, border-color 0.15s, transform 0.12s;
}

.user-item:hover {
  background: var(--bg-header);
  border-color: var(--border);
  transform: translateX(2px);
}

.user-item img {
  width: 34px;
  height: 34px;
  border-radius: 50%;
  border: 1px solid var(--border);
  background: var(--bg-input);
  object-fit: cover;
  flex-shrink: 0;
}

.user-item .u-meta {
  display: flex;
  flex-direction: column;
  min-width: 0;
  flex: 1;
}

.user-item .u-name {
  font-size: 15px;
  color: var(--name);
  font-weight: 700;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  display: flex;
  align-items: center;
  gap: 6px;
}

.user-item .u-sub {
  font-size: 11px;
  color: var(--text-dim);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  margin-top: 1px;
}

.user-item .u-badge {
  font-size: 9px;
  font-weight: 700;
  padding: 1px 5px;
  border-radius: 3px;
  background: var(--accent);
  color: #fff;
  letter-spacing: 0.5px;
  flex-shrink: 0;
}

.user-item .u-badge.you { background: var(--name-own); }

.user-item.offline { opacity: 0.55; }
.user-item.offline img { filter: grayscale(0.85); }
.user-item.offline .u-name { color: var(--text-dim); }

.user-item.blocked .u-name::after {
  content: "blocked";
  background: var(--danger);
  color: #fff;
  font-size: 9px;
  font-weight: 700;
  padding: 1px 5px;
  border-radius: 3px;
  margin-left: 4px;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.user-item .u-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: #23a55a;
  flex-shrink: 0;
  box-shadow: 0 0 6px #23a55a;
}

.user-item.offline .u-dot {
  background: #80848e;
  box-shadow: none;
}

.dm-panel {
  width: 380px;
  flex-shrink: 0;
  background: var(--bg-panel);
  border-left: 1px solid var(--border);
  display: flex;
  flex-direction: column;
  min-height: 0;
  height: auto;
  position: relative;
  z-index: 10;
}

.dm-head {
  background: var(--bg-header);
  border-bottom: 1px solid var(--border);
  padding: 10px 14px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 14px;
  color: var(--accent);
  font-weight: 700;
  font-family: Tahoma, sans-serif;
  flex-shrink: 0;
}

.dm-close {
  background: none;
  border: none;
  color: var(--danger);
  font-size: 18px;
  cursor: pointer;
  font-weight: 700;
  padding: 4px 10px;
  line-height: 1;
  border-radius: 4px;
}

.dm-close:hover { color: var(--accent-hover); background: var(--bg-panel); }

.dm-messages {
  flex: 1 1 0;
  min-height: 0;
  overflow-y: auto;
  padding: 10px 14px;
  background: var(--bg);
  display: flex;
  flex-direction: column;
  gap: 0;
}

.dm-messages::-webkit-scrollbar { width: 10px; }
.dm-messages::-webkit-scrollbar-track { background: var(--bg-panel); }
.dm-messages::-webkit-scrollbar-thumb { background: var(--border); border-radius: 4px; }

.dm-messages .empty-state { padding: 30px 0; font-size: 14px; flex: 1; justify-content: center; }

.dm-input-area {
  background: var(--bg-panel);
  border-top: 1px solid var(--border);
  padding: 10px 12px;
  display: flex;
  flex-direction: column;
  gap: 8px;
  flex-shrink: 0;
}

.dm-input-area .input-row { display: flex; gap: 6px; align-items: stretch; flex-wrap: nowrap; }

.dm-input-area .input-row input[type="text"] {
  flex: 1 1 auto;
  min-width: 0;
  font-size: 14px;
  padding: 10px 12px;
}

.dm-input-area .send-btn { padding: 10px 14px; font-size: 14px; flex-shrink: 0; }
.dm-input-area .file-label { padding: 8px 10px; min-width: 38px; flex-shrink: 0; }
.dm-input-area .file-label .icon-img { width: 16px; height: 16px; }

.dm-messages .msg-group .group-body { padding-left: 24px; }
.dm-messages .msg-line { font-size: 14px; }
.dm-messages .msg-group .group-head { font-size: 13px; }
.dm-messages .msg-group .group-head img.mini-pfp { width: 18px; height: 18px; }

.notif-dropdown {
  position: absolute;
  top: 70px;
  right: 20px;
  width: 340px;
  max-height: 440px;
  background: var(--bg-app);
  border: 1px solid var(--border);
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.5);
  z-index: 400;
  display: flex;
  flex-direction: column;
  border-radius: 6px;
  overflow: hidden;
}

.notif-head {
  padding: 10px 14px;
  border-bottom: 1px solid var(--border);
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 14px;
  font-weight: 700;
  color: var(--accent);
  text-transform: uppercase;
}

.ghost-mini { background: none; border: none; color: var(--text-dim); font-size: 12px; cursor: pointer; }
.ghost-mini:hover { color: var(--accent-hover); }

.notif-list { overflow-y: auto; max-height: 380px; }

.notif-item {
  padding: 10px 14px;
  border-bottom: 1px solid var(--border);
  cursor: pointer;
  font-size: 13px;
  color: var(--text);
  position: relative;
}

.notif-item:hover { background: var(--bg-panel); }
.notif-item.unread { background: rgba(217, 74, 74, 0.08); border-left: 3px solid var(--accent); }

.notif-item .n-title { font-weight: 700; color: var(--accent); margin-bottom: 4px; }
.notif-item .n-body { color: var(--text-bright); word-break: break-word; }
.notif-item .n-time,
.notif-item .n-from { color: var(--text-dim); font-size: 11px; margin-top: 4px; }

.notif-empty {
  padding: 30px 14px;
  text-align: center;
  color: var(--text-dim);
  font-style: italic;
  font-size: 13px;
}

.user-item .u-badge.bot {
  background: #5865f2;
  color: #fff;
}