*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
:root {
  --bg-primary: #0a0e17;
  --bg-secondary: #0f1520;
  --bg-tertiary: #141b2a;
  --bg-hover: #1a2236;
  --bg-input: #111827;
  --border: #1e293b;
  --border-active: #00d4ff33;
  --accent: #00d4ff;
  --accent-dim: #00d4ff80;
  --accent-glow: #00d4ff20;
  --text-primary: #ffffff;
  --text-secondary: #e2e8f0;
  --text-muted: #94a3b8;
  --success: #22c55e;
  --error: #ef4444;
  --warning: #f59e0b;
  --font: 'JetBrains Mono', monospace;
  --radius: 8px;
  --radius-sm: 4px;
  --radius-lg: 12px;
  --sidebar-w: 260px;
}
html, body {
  height: 100%;
  height: 100dvh;
  background: var(--bg-primary);
  color: var(--text-primary);
  font-family: var(--font);
  font-size: 14px;
  line-height: 1.5;
  overflow: hidden;
}

/* ── AUTH SCREEN ─────────────────────────────── */
.auth-screen {
  display: flex; align-items: center; justify-content: center;
  height: 100vh; height: 100dvh; background: var(--bg-primary);
}
.auth-box {
  width: 380px; padding: 40px 32px;
  background: var(--bg-secondary); border: 1px solid var(--border);
  border-radius: var(--radius-lg); text-align: center;
}
.auth-logo { display: flex; align-items: center; justify-content: center; gap: 10px; margin-bottom: 24px; }
.auth-logo img { height: 48px; width: 48px; }
.auth-logo-text { font-size: 24px; font-weight: 700; letter-spacing: 3px; color: var(--accent); }
.auth-logo-ver { font-size: 10px; color: var(--text-muted); }
.auth-desc { font-size: 12px; color: var(--text-muted); margin-bottom: 24px; }
.auth-input {
  width: 100%; padding: 10px 14px;
  background: var(--bg-input); border: 1px solid var(--border);
  border-radius: var(--radius); color: var(--text-primary);
  font-family: var(--font); font-size: 13px; outline: none;
  transition: border-color 0.15s;
}
.auth-input:focus { border-color: var(--accent-dim); box-shadow: 0 0 0 2px var(--accent-glow); }
.auth-input::placeholder { color: var(--text-muted); }
.auth-btn {
  width: 100%; margin-top: 14px; padding: 10px;
  background: var(--accent); border: none; border-radius: var(--radius);
  color: var(--bg-primary); font-family: var(--font); font-size: 14px;
  font-weight: 600; cursor: pointer; transition: filter 0.15s;
}
.auth-btn:hover { filter: brightness(1.15); }
.auth-btn:disabled { opacity: 0.5; cursor: not-allowed; }
.auth-error {
  margin-top: 12px; font-size: 11px; color: var(--error);
  min-height: 16px;
}

/* ── APP LAYOUT ──────────────────────────────── */
.app { display: none; flex-direction: row; height: 100vh; height: 100dvh; }
.app.active { display: flex; }

/* ── SIDEBAR ─────────────────────────────────── */
.sidebar {
  width: var(--sidebar-w); min-width: var(--sidebar-w);
  background: var(--bg-secondary); border-right: 1px solid var(--border);
  display: flex; flex-direction: column; overflow: hidden;
}
.sidebar-header {
  display: flex; align-items: center; justify-content: space-between;
  padding: 12px 14px; border-bottom: 1px solid var(--border);
  min-height: 48px;
}
.sidebar-logo { display: flex; align-items: center; gap: 8px; }
.sidebar-logo img { height: 22px; width: 22px; }
.sidebar-logo-text { font-size: 15px; font-weight: 700; letter-spacing: 2px; color: var(--accent); }
.sidebar-logo-ver { font-size: 10px; color: var(--text-muted); letter-spacing: 1px; }

.btn-new-chat {
  display: flex; align-items: center; justify-content: center;
  width: 30px; height: 30px; background: var(--accent);
  border: none; border-radius: var(--radius); color: var(--bg-primary);
  cursor: pointer; transition: filter 0.15s; flex-shrink: 0;
}
.btn-new-chat:hover { filter: brightness(1.15); }
.btn-new-chat svg { width: 14px; height: 14px; }

.chat-list { flex: 1; overflow-y: auto; padding: 6px 0; }
.chat-list::-webkit-scrollbar { width: 4px; }
.chat-list::-webkit-scrollbar-thumb { background: var(--border); border-radius: 2px; }

.chat-item {
  display: flex; align-items: center; gap: 8px;
  padding: 8px 14px; cursor: pointer; transition: background 0.1s;
  border-left: 2px solid transparent; position: relative;
}
.chat-item:hover { background: var(--bg-hover); }
.chat-item.active { background: var(--bg-tertiary); border-left-color: var(--accent); }
.chat-item-icon { width: 16px; height: 16px; flex-shrink: 0; color: var(--text-muted); }
.chat-item.active .chat-item-icon { color: var(--accent); }
.chat-item-text {
  flex: 1; overflow: hidden; text-overflow: ellipsis;
  white-space: nowrap; font-size: 12px; color: var(--text-secondary);
}
.chat-item.active .chat-item-text { color: var(--text-primary); }
.chat-item-delete {
  display: none; width: 20px; height: 20px;
  align-items: center; justify-content: center;
  background: none; border: none; color: var(--text-muted);
  cursor: pointer; border-radius: 3px; flex-shrink: 0;
}
.chat-item:hover .chat-item-delete { display: flex; }
.chat-item-delete:hover { color: var(--error); background: rgba(239,68,68,0.1); }
.chat-item-delete svg { width: 12px; height: 12px; }

.sidebar-empty {
  padding: 20px 14px; text-align: center;
  font-size: 11px; color: var(--text-muted);
}

.sidebar-footer {
  padding: 10px 14px; border-top: 1px solid var(--border);
  display: flex; align-items: center; justify-content: space-between;
}
.sidebar-user {
  display: flex; align-items: center; gap: 6px;
  font-size: 12px; color: var(--text-secondary);
}
.sidebar-user-dot {
  width: 6px; height: 6px; border-radius: 50%; background: var(--success);
  box-shadow: 0 0 6px var(--success);
}
.btn-logout {
  background: none; border: 1px solid var(--border);
  border-radius: var(--radius-sm); padding: 4px 8px;
  font-family: var(--font); font-size: 10px; color: var(--text-muted);
  cursor: pointer; transition: all 0.15s;
}
.btn-logout:hover { color: var(--error); border-color: var(--error); }

/* Mobile links in sidebar — hidden on desktop, shown on mobile */
.sidebar-mobile-links {
  display: none; flex-wrap: wrap; gap: 6px;
  padding: 8px 14px; border-top: 1px solid var(--border);
}
.sidebar-mobile-links a {
  font-size: 11px; color: var(--text-muted);
  text-decoration: none; padding: 4px 8px;
  border: 1px solid var(--border); border-radius: var(--radius-sm);
  transition: all 0.15s;
}
.sidebar-mobile-links a:hover { color: var(--accent); border-color: var(--accent-dim); }

/* ── MAIN AREA ───────────────────────────────── */
.main-area { flex: 1; display: flex; flex-direction: column; overflow: hidden; }

/* HEADER */
.header {
  display: flex; align-items: center; justify-content: space-between;
  padding: 0 16px; height: 48px; min-height: 48px;
  background: var(--bg-secondary); border-bottom: 1px solid var(--border);
  z-index: 100;
}
.header-left { display: flex; align-items: center; gap: 10px; }
.header-title {
  font-size: 13px; font-weight: 500; color: var(--text-primary);
  max-width: 300px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap;
}
.header-right { display: flex; align-items: center; gap: 8px; }

.device-indicator {
  display: flex; align-items: center; gap: 6px;
  padding: 4px 10px; background: var(--bg-tertiary);
  border: 1px solid var(--border); border-radius: var(--radius);
  font-size: 12px; color: var(--text-secondary); cursor: pointer;
}
.device-dot { width: 6px; height: 6px; border-radius: 50%; background: var(--text-muted); }
.device-dot.online { background: var(--success); box-shadow: 0 0 6px var(--success); }

.btn-icon {
  display: flex; align-items: center; justify-content: center;
  width: 32px; height: 32px; background: var(--bg-tertiary);
  border: 1px solid var(--border); border-radius: var(--radius);
  color: var(--text-secondary); cursor: pointer; transition: all 0.15s;
}
.btn-icon:hover { background: var(--bg-hover); color: var(--accent); border-color: var(--border-active); }
.btn-icon.active { background: var(--accent-glow); color: var(--accent); border-color: var(--accent-dim); }

/* CONTENT */
.content { flex: 1; display: flex; overflow: hidden; position: relative; }

/* CHAT */
.chat-view { flex: 1; display: flex; flex-direction: column; min-width: 0; }
.chat-messages {
  flex: 1; overflow-y: auto; padding: 16px;
  display: flex; flex-direction: column; gap: 12px;
}
.chat-messages::-webkit-scrollbar { width: 5px; }
.chat-messages::-webkit-scrollbar-track { background: transparent; }
.chat-messages::-webkit-scrollbar-thumb { background: var(--border); border-radius: 3px; }

/* Welcome */
.chat-welcome {
  flex: 1; display: flex; flex-direction: column;
  align-items: center; justify-content: center; gap: 12px; opacity: 0.7;
}
.chat-welcome img { height: 56px; width: 56px; opacity: 0.8; }
.chat-welcome h2 { font-size: 18px; font-weight: 600; color: var(--text-primary); }
.chat-welcome p { font-size: 12px; color: var(--text-muted); max-width: 380px; text-align: center; }
.hints { display: flex; flex-wrap: wrap; gap: 6px; justify-content: center; margin-top: 6px; }
.hint-chip {
  padding: 6px 12px; background: var(--bg-tertiary);
  border: 1px solid var(--border); border-radius: 16px;
  font-size: 11px; color: var(--text-secondary); cursor: pointer; transition: all 0.15s;
}
.hint-chip:hover { border-color: var(--accent-dim); color: var(--accent); background: var(--accent-glow); }

/* Messages */
.msg { max-width: 85%; display: flex; flex-direction: column; gap: 3px; }
.msg.user { align-self: flex-end; }
.msg.assistant { align-self: flex-start; }
.msg-role {
  font-size: 9px; font-weight: 600; letter-spacing: 1px;
  text-transform: uppercase; color: var(--text-muted); padding: 0 4px;
}
.msg.user .msg-role { color: var(--accent-dim); text-align: right; }
.msg-body {
  padding: 8px 12px; border-radius: var(--radius-lg);
  line-height: 1.5; white-space: pre-wrap; word-break: break-word; font-size: 13px;
}
.msg.user .msg-body {
  background: linear-gradient(135deg, #003d4d, #002a3a);
  border: 1px solid var(--accent-dim); border-bottom-right-radius: var(--radius-sm);
}
.msg.assistant .msg-body {
  background: var(--bg-tertiary); border: 1px solid var(--border);
  border-bottom-left-radius: var(--radius-sm);
}
.msg-body a {
  color: var(--accent); text-decoration: none; border-bottom: 1px dashed var(--accent-dim);
}
.msg-body a:hover { border-bottom-style: solid; }

/* Compact command log */
.cmd-log { margin-top: 6px; }
.cmd-entry {
  margin-bottom: 4px; border-left: 2px solid var(--border);
  padding-left: 8px; cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.cmd-entry:hover { border-left-color: var(--accent-dim); }
.cmd-summary {
  display: flex; align-items: center; gap: 6px; font-size: 10px; color: var(--text-muted);
}
.cmd-summary .cmd-icon { font-size: 8px; transition: transform 0.15s; }
.cmd-entry.open .cmd-icon { transform: rotate(90deg); }
.cmd-summary .cmd-text {
  flex: 1; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; color: var(--accent-dim);
}
.cmd-summary .cmd-device {
  font-size: 9px; color: var(--text-muted); background: var(--bg-primary);
  padding: 1px 5px; border-radius: 3px;
}
.cmd-summary .cmd-status { font-size: 9px; }
.cmd-status.ok { color: var(--success); }
.cmd-status.err { color: var(--error); }
.cmd-details {
  display: none; margin-top: 4px; font-size: 11px;
  background: var(--bg-primary); border: 1px solid var(--border);
  border-radius: var(--radius-sm); padding: 6px 8px;
  max-height: 100px; overflow-y: auto; color: var(--text-secondary);
  white-space: pre-wrap; word-break: break-all;
}
.cmd-entry.open .cmd-details { display: block; }

/* Typing */
.typing {
  align-self: flex-start; display: flex; gap: 4px;
  padding: 10px 14px; background: var(--bg-tertiary);
  border: 1px solid var(--border); border-radius: var(--radius-lg);
  border-bottom-left-radius: var(--radius-sm);
}
.typing span {
  width: 5px; height: 5px; border-radius: 50%;
  background: var(--text-muted); animation: tdot 1.4s infinite ease-in-out both;
}
.typing span:nth-child(2) { animation-delay: 0.2s; }
.typing span:nth-child(3) { animation-delay: 0.4s; }
@keyframes tdot {
  0%, 80%, 100% { transform: scale(0.6); opacity: 0.4; }
  40% { transform: scale(1); opacity: 1; }
}

/* INPUT */
.chat-input-area { padding: 10px 16px 14px; background: var(--bg-secondary); border-top: 1px solid var(--border); }
.chat-input-wrap {
  display: flex; align-items: flex-end; gap: 8px;
  background: var(--bg-input); border: 1px solid var(--border);
  border-radius: var(--radius-lg); padding: 4px 4px 4px 12px;
  transition: border-color 0.15s;
}
.chat-input-wrap:focus-within { border-color: var(--accent-dim); box-shadow: 0 0 0 2px var(--accent-glow); }
.chat-input {
  flex: 1; background: none; border: none; outline: none;
  color: var(--text-primary); font-family: var(--font);
  font-size: 13px; line-height: 1.5; padding: 7px 0;
  resize: none; max-height: 100px; min-height: 18px;
}
.chat-input::placeholder { color: var(--text-muted); }
.btn-send {
  display: flex; align-items: center; justify-content: center;
  width: 32px; height: 32px; background: var(--accent);
  border: none; border-radius: var(--radius); color: var(--bg-primary);
  cursor: pointer; transition: all 0.15s; flex-shrink: 0;
}
.btn-send:hover { filter: brightness(1.15); }
.btn-send:disabled { opacity: 0.3; cursor: not-allowed; }
/* Device selector in input area */
.input-device-select {
  position: relative; flex-shrink: 0;
}
.input-device-btn {
  display: flex; align-items: center; gap: 5px;
  padding: 5px 10px; background: var(--bg-tertiary);
  border: 1px solid var(--border); border-radius: var(--radius);
  color: var(--text-secondary); cursor: pointer; transition: all 0.15s;
  font-family: var(--font); font-size: 11px; white-space: nowrap;
}
.input-device-btn:hover { border-color: var(--accent-dim); color: var(--accent); }
.input-device-btn .dot { width: 5px; height: 5px; border-radius: 50%; background: var(--success); box-shadow: 0 0 4px var(--success); flex-shrink: 0; }
.input-device-btn .dot.all { background: var(--accent); box-shadow: 0 0 4px var(--accent); }
.input-device-btn svg { width: 8px; height: 8px; flex-shrink: 0; }
.input-device-dropdown {
  position: absolute; bottom: calc(100% + 6px); left: 0;
  min-width: 200px; background: var(--bg-tertiary);
  border: 1px solid var(--border); border-radius: var(--radius);
  box-shadow: 0 -8px 24px rgba(0,0,0,0.4); z-index: 200; display: none; overflow: hidden;
}
.input-device-dropdown.show { display: block; }
.input-device-dropdown-item {
  display: flex; align-items: center; gap: 8px;
  padding: 8px 12px; cursor: pointer; font-size: 11px;
  color: var(--text-secondary); transition: background 0.1s;
}
.input-device-dropdown-item:hover { background: var(--bg-hover); }
.input-device-dropdown-item.selected { color: var(--accent); }
.input-device-dropdown-item .dev-os { font-size: 9px; color: var(--text-muted); }

/* Header nav buttons */
.btn-header-link {
  display: flex; align-items: center; gap: 5px;
  padding: 4px 10px; background: var(--bg-tertiary);
  border: 1px solid var(--border); border-radius: var(--radius);
  color: var(--text-secondary); cursor: pointer; transition: all 0.15s;
  font-family: var(--font); font-size: 11px; text-decoration: none; white-space: nowrap;
}
.btn-header-link:hover { border-color: var(--accent-dim); color: var(--accent); background: var(--accent-glow); }
.btn-header-link svg { width: 14px; height: 14px; flex-shrink: 0; }

/* Task status indicator on messages */
.msg-status {
  display: inline-flex; align-items: center; gap: 4px;
  font-size: 9px; color: var(--text-muted); margin-top: 2px; padding: 0 4px;
}
.msg-status .spinner {
  width: 10px; height: 10px; border: 1.5px solid var(--accent-dim);
  border-top-color: var(--accent); border-radius: 50%;
  animation: spin 0.8s linear infinite;
}
@keyframes spin { to { transform: rotate(360deg); } }

/* EXPLORER PANEL */
.explorer-panel {
  width: 0; overflow: hidden; border-left: 1px solid var(--border);
  background: var(--bg-secondary); transition: width 0.25s ease;
  display: flex; flex-direction: column;
}
.explorer-panel.open { width: 360px; }

.explorer-header {
  display: flex; align-items: center; justify-content: space-between;
  padding: 10px 14px; border-bottom: 1px solid var(--border); min-height: 44px;
}
.explorer-header h3 {
  font-size: 11px; font-weight: 600; letter-spacing: 1px;
  text-transform: uppercase; color: var(--text-secondary);
}

.explorer-nav {
  display: flex; gap: 4px; padding: 6px 14px; border-bottom: 1px solid var(--border);
}
.explorer-nav .btn-icon { width: 28px; height: 28px; }

.explorer-path {
  display: flex; align-items: center; gap: 3px;
  padding: 6px 14px; background: var(--bg-primary);
  border-bottom: 1px solid var(--border);
  overflow-x: auto; white-space: nowrap; font-size: 10px; color: var(--text-muted);
}
.explorer-path::-webkit-scrollbar { height: 2px; }
.explorer-path::-webkit-scrollbar-thumb { background: var(--border); border-radius: 2px; }
.path-segment { cursor: pointer; color: var(--text-secondary); transition: color 0.15s; flex-shrink: 0; }
.path-segment:hover { color: var(--accent); }
.path-sep { color: var(--text-muted); flex-shrink: 0; }

.explorer-list { flex: 1; overflow-y: auto; padding: 2px 0; }
.explorer-list::-webkit-scrollbar { width: 5px; }
.explorer-list::-webkit-scrollbar-thumb { background: var(--border); border-radius: 3px; }

.explorer-item {
  display: flex; align-items: center; gap: 8px;
  padding: 6px 14px; cursor: pointer; transition: background 0.1s;
  border-left: 2px solid transparent; position: relative;
}
.explorer-item:hover { background: var(--bg-hover); border-left-color: var(--accent-dim); }
.explorer-item .icon { width: 16px; height: 16px; flex-shrink: 0; color: var(--text-muted); }
.explorer-item.dir .icon { color: var(--accent-dim); }
.explorer-item .name {
  flex: 1; overflow: hidden; text-overflow: ellipsis;
  white-space: nowrap; font-size: 11px;
}
.explorer-item .size { font-size: 9px; color: var(--text-muted); flex-shrink: 0; }

.explorer-item .file-actions {
  display: none; gap: 4px; flex-shrink: 0;
}
.explorer-item:hover .file-actions { display: flex; }
.file-action-btn {
  width: 22px; height: 22px; display: flex; align-items: center; justify-content: center;
  background: var(--bg-primary); border: 1px solid var(--border);
  border-radius: 4px; color: var(--text-muted); cursor: pointer; transition: all 0.1s;
}
.file-action-btn:hover { color: var(--accent); border-color: var(--accent-dim); }
.file-action-btn svg { width: 12px; height: 12px; }

.explorer-empty { padding: 30px 14px; text-align: center; color: var(--text-muted); font-size: 11px; }

/* DEVICE DROPDOWN */
.device-select { position: relative; }
.device-dropdown {
  position: absolute; top: calc(100% + 4px); right: 0;
  min-width: 200px; background: var(--bg-tertiary);
  border: 1px solid var(--border); border-radius: var(--radius);
  box-shadow: 0 8px 24px rgba(0,0,0,0.4); z-index: 200; display: none; overflow: hidden;
}
.device-dropdown.show { display: block; }
.device-dropdown-item {
  display: flex; align-items: center; gap: 8px;
  padding: 8px 12px; cursor: pointer; font-size: 11px;
  color: var(--text-secondary); transition: background 0.1s;
}
.device-dropdown-item:hover { background: var(--bg-hover); }
.device-dropdown-item.selected { color: var(--accent); }
.device-dropdown-item .device-os { font-size: 9px; color: var(--text-muted); }
.device-dropdown-empty { padding: 14px; text-align: center; font-size: 11px; color: var(--text-muted); }

/* TOAST */
.toast {
  position: fixed; bottom: 70px; left: 50%; transform: translateX(-50%) translateY(20px);
  background: var(--bg-tertiary); border: 1px solid var(--border);
  border-radius: var(--radius); padding: 8px 16px; font-size: 11px;
  color: var(--text-secondary); z-index: 300; opacity: 0;
  pointer-events: none; transition: all 0.25s;
}
.toast.show { opacity: 1; transform: translateX(-50%) translateY(0); pointer-events: auto; }
.toast.error { border-color: var(--error); color: var(--error); }

/* ── ADMIN PANEL ────────────────────────────── */
.admin-panel {
  width: 0; overflow: hidden; border-left: 1px solid var(--border);
  background: var(--bg-secondary); transition: width 0.25s ease;
  display: flex; flex-direction: column;
}
.admin-panel.open { width: 340px; }
.admin-header {
  display: flex; align-items: center; justify-content: space-between;
  padding: 10px 14px; border-bottom: 1px solid var(--border); min-height: 44px;
}
.admin-header h3 {
  font-size: 11px; font-weight: 600; letter-spacing: 1px;
  text-transform: uppercase; color: var(--text-secondary);
}
.admin-create {
  display: flex; gap: 6px; padding: 10px 14px; border-bottom: 1px solid var(--border);
}
.admin-input {
  flex: 1; padding: 7px 10px; background: var(--bg-input);
  border: 1px solid var(--border); border-radius: var(--radius-sm);
  color: var(--text-primary); font-family: var(--font); font-size: 11px;
  outline: none; transition: border-color 0.15s;
}
.admin-input:focus { border-color: var(--accent-dim); }
.admin-input::placeholder { color: var(--text-muted); }
.admin-create-btn {
  padding: 7px 14px; background: var(--accent); border: none;
  border-radius: var(--radius-sm); color: var(--bg-primary);
  font-family: var(--font); font-size: 11px; font-weight: 600;
  cursor: pointer; white-space: nowrap; transition: filter 0.15s;
}
.admin-create-btn:hover { filter: brightness(1.15); }
.admin-list { flex: 1; overflow-y: auto; padding: 4px 0; }
.admin-list::-webkit-scrollbar { width: 4px; }
.admin-list::-webkit-scrollbar-thumb { background: var(--border); border-radius: 2px; }
.admin-user-item {
  display: flex; align-items: center; gap: 10px;
  padding: 8px 14px; border-bottom: 1px solid var(--border);
}
.admin-user-info { flex: 1; min-width: 0; }
.admin-user-name { font-size: 12px; font-weight: 500; color: var(--text-primary); }
.admin-user-token {
  font-size: 9px; color: var(--text-muted); overflow: hidden;
  text-overflow: ellipsis; white-space: nowrap; cursor: pointer;
}
.admin-user-token:hover { color: var(--accent); }
.admin-user-delete {
  width: 24px; height: 24px; display: flex; align-items: center; justify-content: center;
  background: none; border: 1px solid transparent; border-radius: 4px;
  color: var(--text-muted); cursor: pointer; transition: all 0.15s; flex-shrink: 0;
}
.admin-user-delete:hover { color: var(--error); border-color: var(--error); background: rgba(239,68,68,0.1); }
.admin-user-delete svg { width: 12px; height: 12px; }
.admin-empty { padding: 20px 14px; text-align: center; color: var(--text-muted); font-size: 11px; }
.admin-stats {
  padding: 8px 14px; border-top: 1px solid var(--border);
  font-size: 10px; color: var(--text-muted); text-align: center;
}
.admin-badge {
  display: inline-block; padding: 1px 5px; background: var(--accent-glow);
  border: 1px solid var(--accent-dim); border-radius: 3px;
  font-size: 9px; color: var(--accent); margin-left: 4px;
}

/* ── CONSENT MODAL ──────────────────────────── */
.consent-modal {
  display: none; position: fixed; inset: 0; z-index: 500;
  background: rgba(0,0,0,0.7); backdrop-filter: blur(4px);
  align-items: center; justify-content: center;
}
.consent-modal.show { display: flex; }
.consent-box {
  width: 420px; max-width: 90%; padding: 32px;
  background: var(--bg-secondary); border: 1px solid var(--border);
  border-radius: var(--radius-lg); text-align: center;
}
.consent-icon { margin-bottom: 16px; }
.consent-title { font-size: 15px; font-weight: 600; color: var(--text-primary); margin-bottom: 12px; }
.consent-text { font-size: 11px; color: var(--text-secondary); line-height: 1.6; }
.consent-buttons { display: flex; gap: 10px; margin-top: 20px; }
.consent-btn {
  flex: 1; padding: 10px; border: none; border-radius: var(--radius);
  font-family: var(--font); font-size: 12px; font-weight: 500; cursor: pointer;
  transition: filter 0.15s;
}
.consent-btn:hover { filter: brightness(1.15); }
.consent-btn-accept { background: var(--accent); color: var(--bg-primary); }
.consent-btn-decline { background: var(--bg-tertiary); color: var(--text-secondary); border: 1px solid var(--border); }

.btn-menu-mobile { display: none; }
@media (max-width: 768px) { .btn-menu-mobile { display: flex; } }

/* ── MOBILE RESPONSIVE ────────────────────────── */
@media (max-width: 768px) {
  :root { --sidebar-w: 100%; }
  
  .sidebar {
    position: fixed; left: 0; top: 0; bottom: 0; z-index: 200;
    width: 280px; min-width: 280px;
    transform: translateX(-100%); transition: transform 0.25s ease;
    box-shadow: 4px 0 24px rgba(0,0,0,0.5);
  }
  .sidebar.open { transform: translateX(0); }
  .sidebar-overlay {
    display: none; position: fixed; inset: 0; background: rgba(0,0,0,0.5);
    z-index: 199; backdrop-filter: blur(2px);
  }
  .sidebar-overlay.show { display: block; }
  
  .header { padding: 0 8px; gap: 6px; }
  .header-title { display: none; }
  .header-right { gap: 6px; }
  .btn-header-link { display: none; }
  .sidebar-mobile-links { display: flex; }
  
  .chat-input-area { padding: 8px 10px calc(12px + env(safe-area-inset-bottom, 0px)); }
  .chat-messages { padding: 10px; }
  
  .input-device-btn { font-size: 10px; padding: 4px 7px; gap: 3px; max-width: 100px; }
  .input-device-btn #inputDeviceLabel { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
  .input-device-dropdown { min-width: 180px; }
  .device-indicator { font-size: 10px; padding: 4px 6px; gap: 4px; }
  .device-indicator #deviceLabel { max-width: 80px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
  
  .msg { max-width: 95%; }
  .msg-body { font-size: 12px; padding: 8px 10px; }
  
  .explorer-panel.open {
    width: 100%; position: fixed; right: 0; top: 0; bottom: 0; z-index: 201;
  }
  
  .device-dropdown {
    position: fixed; top: 50px; left: 10px; right: 10px;
    min-width: unset;
  }
  
  .auth-box { width: 90%; max-width: 380px; padding: 30px 20px; }
  .chat-welcome h2 { font-size: 14px; }
  .chat-welcome p { font-size: 11px; }
  .hints { gap: 4px; }
  .hint-chip { font-size: 9px; padding: 4px 8px; }
  
  /* Admin panel mobile */
  .admin-panel.open {
    width: 100%; position: fixed; right: 0; top: 0; bottom: 0; z-index: 201;
  }
}