/* ============================================================================
   Secure Chat Demo - Styles
   ============================================================================ */

:root {
  /* Colors */
  --bg-primary: #0a0a0f;
  --bg-secondary: #12121a;
  --bg-tertiary: #1a1a24;
  --bg-hover: #22222e;

  --text-primary: #f0f0f5;
  --text-secondary: #8888a0;
  --text-muted: #555566;

  --accent-primary: #6366f1;
  --accent-secondary: #818cf8;
  --accent-glow: rgba(99, 102, 241, 0.3);

  --success: #22c55e;
  --warning: #f59e0b;
  --error: #ef4444;
  --info: #3b82f6;

  --border: #2a2a3a;
  --border-light: #3a3a4a;

  /* Typography */
  --font-sans: 'Space Grotesk', -apple-system, BlinkMacSystemFont, sans-serif;
  --font-mono: 'JetBrains Mono', 'SF Mono', monospace;

  /* Spacing */
  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 16px;
  --radius-full: 9999px;

  /* Shadows */
  --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.3);
  --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.4);
  --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.5);
  --shadow-glow: 0 0 20px var(--accent-glow);
}

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

body {
  font-family: var(--font-sans);
  background: var(--bg-primary);
  color: var(--text-primary);
  min-height: 100vh;
  line-height: 1.5;
}

/* ============================================================================
   Layout
   ============================================================================ */

.app {
  display: grid;
  grid-template-columns: 1fr 320px;
  min-height: 100vh;
}

.panel {
  height: 100vh;
}

.hidden {
  display: none !important;
}

/* ============================================================================
   v7 Full Chat Layout: Sidebar + Chat area
   ============================================================================ */

.chat-layout {
  display: grid;
  grid-template-columns: 260px 1fr;
  min-height: 100vh;
  background: var(--bg-primary);
}

.chat-sidebar {
  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: 1rem;
  border-bottom: 1px solid var(--border);
}

.sidebar-title {
  font-weight: 600;
  font-size: 1.125rem;
}

.sidebar-user {
  padding: 0.75rem 1rem;
  font-size: 0.875rem;
  color: var(--text-secondary);
  display: flex;
  align-items: center;
  gap: 0.5rem;
  border-bottom: 1px solid var(--border);
}

.sidebar-user .user-icon {
  opacity: 0.8;
}

.sidebar-section {
  flex: 1;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  padding: 0.5rem 0;
}

.sidebar-section-title {
  font-size: 0.7rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--text-muted);
  padding: 0.5rem 1rem;
}

.sidebar-list {
  list-style: none;
  overflow-y: auto;
  flex: 1;
  min-height: 0;
}

.sidebar-item {
  padding: 0.6rem 1rem;
  cursor: pointer;
  font-size: 0.9rem;
  border-radius: 0;
  transition: background 0.15s;
}

.sidebar-item:hover {
  background: var(--bg-hover);
}

.sidebar-item:active {
  background: var(--border);
}

.new-room-row,
.new-chat-row {
  padding: 0.5rem 1rem;
  border-top: 1px solid var(--border);
}

.new-chat-row {
  display: flex;
  gap: 0.5rem;
  align-items: center;
}

.input-user-id {
  width: 5rem;
  padding: 0.4rem 0.5rem;
  background: var(--bg-tertiary);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  color: var(--text-primary);
  font-size: 0.875rem;
  font-family: var(--font-mono);
}

.btn-sidebar {
  padding: 0.4rem 0.75rem;
  font-size: 0.8rem;
  background: var(--bg-tertiary);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  color: var(--text-primary);
  cursor: pointer;
  transition: background 0.15s, border-color 0.15s;
}

.btn-sidebar:hover {
  background: var(--bg-hover);
  border-color: var(--border-light);
}

.chat-main {
  display: flex;
  flex-direction: column;
  min-height: 100vh;
  background: var(--bg-primary);
}

.chat-placeholder {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  color: var(--text-muted);
  padding: 2rem;
}

.chat-placeholder .placeholder-icon {
  font-size: 4rem;
  margin-bottom: 1rem;
  opacity: 0.5;
}

.chat-placeholder p {
  margin-bottom: 0.25rem;
}

.placeholder-hint {
  font-size: 0.875rem;
  color: var(--text-muted);
  opacity: 0.8;
}

.chat-main .chat-panel {
  display: flex;
  flex-direction: column;
  flex: 1;
  min-height: 0;
}

/* ============================================================================
   Login Panel
   ============================================================================ */

.login-panel {
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, var(--bg-primary) 0%, var(--bg-secondary) 100%);
  grid-column: 1 / -1;
  grid-row: 1;
}

.chat-layout {
  grid-column: 1;
  grid-row: 1;
}

.log-panel {
  grid-column: 2;
  grid-row: 1;
}

.login-container {
  width: 100%;
  max-width: 400px;
  padding: 2rem;
}

.logo {
  text-align: center;
  margin-bottom: 3rem;
}

.logo-icon {
  font-size: 4rem;
  margin-bottom: 1rem;
  animation: float 3s ease-in-out infinite;
}

@keyframes float {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-10px); }
}

.logo h1 {
  font-size: 2.5rem;
  font-weight: 700;
  background: linear-gradient(135deg, var(--text-primary), var(--accent-secondary));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.tagline {
  color: var(--text-secondary);
  font-size: 1rem;
  margin-top: 0.5rem;
}

.form-group {
  margin-bottom: 1.5rem;
}

.form-group label {
  display: block;
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--text-secondary);
  margin-bottom: 0.5rem;
}

.form-group input {
  width: 100%;
  padding: 0.875rem 1rem;
  background: var(--bg-tertiary);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  color: var(--text-primary);
  font-family: var(--font-mono);
  font-size: 1rem;
  transition: all 0.2s;
}

.form-group input:focus {
  outline: none;
  border-color: var(--accent-primary);
  box-shadow: 0 0 0 3px var(--accent-glow);
}

.btn-primary {
  width: 100%;
  padding: 1rem 1.5rem;
  background: var(--accent-primary);
  border: none;
  border-radius: var(--radius-md);
  color: white;
  font-family: var(--font-sans);
  font-size: 1rem;
  font-weight: 600;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  transition: all 0.2s;
}

.btn-primary:hover {
  background: var(--accent-secondary);
  box-shadow: var(--shadow-glow);
  transform: translateY(-2px);
}

.btn-primary:active {
  transform: translateY(0);
}

.btn-icon {
  transition: transform 0.2s;
}

.btn-primary:hover .btn-icon {
  transform: translateX(4px);
}

.login-hint {
  margin-top: 1.5rem;
  padding: 0.75rem 1rem;
  font-size: 0.875rem;
  color: var(--text-secondary);
  background: var(--bg-tertiary);
  border-radius: var(--radius-md);
  border: 1px solid var(--border);
}

.login-hint strong {
  color: var(--text-primary);
}

.help-text {
  margin-top: 2rem;
  padding: 1rem;
  background: var(--bg-tertiary);
  border-radius: var(--radius-md);
  border: 1px solid var(--border);
}

.help-text p {
  font-size: 0.875rem;
  color: var(--text-secondary);
}

/* ============================================================================
   Chat Panel
   ============================================================================ */

.chat-panel {
  display: flex;
  flex-direction: column;
  background: var(--bg-secondary);
}

.chat-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1rem 1.5rem;
  background: var(--bg-tertiary);
  border-bottom: 1px solid var(--border);
}

.header-left {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.btn-icon-only {
  width: 36px;
  height: 36px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  color: var(--text-secondary);
  font-size: 1.25rem;
  cursor: pointer;
  transition: all 0.2s;
}

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

.room-info h2 {
  font-size: 1.125rem;
  font-weight: 600;
}

.room-info h2 span {
  color: var(--accent-secondary);
}

.connection-status {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.75rem;
  color: var(--text-secondary);
}

.status-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--warning);
  animation: pulse 2s infinite;
}

.status-dot.connected {
  background: var(--success);
  animation: none;
}

.status-dot.error {
  background: var(--error);
  animation: none;
}

@keyframes pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.5; }
}

.header-right {
  display: flex;
  align-items: center;
  gap: 1.5rem;
}

.user-badge {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.5rem 0.75rem;
  background: var(--bg-secondary);
  border-radius: var(--radius-full);
  font-size: 0.875rem;
  font-family: var(--font-mono);
}

.online-users {
  display: flex;
  align-items: center;
  gap: 0.375rem;
  font-size: 0.875rem;
  color: var(--text-secondary);
}

.online-icon {
  color: var(--success);
  font-size: 0.5rem;
}

/* ============================================================================
   Messages
   ============================================================================ */

.messages-container {
  flex: 1;
  overflow-y: auto;
  padding: 1.5rem;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.messages-empty {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  color: var(--text-muted);
}

.empty-icon {
  font-size: 3rem;
  margin-bottom: 1rem;
  opacity: 0.5;
}

.message {
  max-width: 70%;
  padding: 0.75rem 1rem;
  border-radius: var(--radius-lg);
  animation: slideIn 0.2s ease-out;
}

@keyframes slideIn {
  from {
    opacity: 0;
    transform: translateY(10px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.message.incoming {
  align-self: flex-start;
  background: var(--bg-tertiary);
  border: 1px solid var(--border);
}

.message.outgoing {
  align-self: flex-end;
  background: var(--accent-primary);
}

.message-header {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  margin-bottom: 0.25rem;
  font-size: 0.75rem;
}

.message.incoming .message-header {
  color: var(--text-secondary);
}

.message.outgoing .message-header {
  color: rgba(255, 255, 255, 0.7);
}

.message-sender {
  font-weight: 600;
  font-family: var(--font-mono);
}

.message-time {
  opacity: 0.7;
}

.message-text {
  word-wrap: break-word;
}

.message-status {
  font-size: 0.625rem;
  text-align: right;
  margin-top: 0.25rem;
  opacity: 0.7;
}

/* ============================================================================
   Chat Footer
   ============================================================================ */

.chat-footer {
  padding: 1rem 1.5rem;
  background: var(--bg-tertiary);
  border-top: 1px solid var(--border);
}

.input-container {
  display: flex;
  gap: 0.75rem;
}

#message-input {
  flex: 1;
  padding: 0.875rem 1rem;
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  color: var(--text-primary);
  font-family: var(--font-sans);
  font-size: 1rem;
  transition: all 0.2s;
}

#message-input:focus {
  outline: none;
  border-color: var(--accent-primary);
  box-shadow: 0 0 0 3px var(--accent-glow);
}

.btn-send {
  width: 48px;
  height: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--accent-primary);
  border: none;
  border-radius: var(--radius-md);
  color: white;
  cursor: pointer;
  transition: all 0.2s;
}

.btn-send:hover {
  background: var(--accent-secondary);
  transform: scale(1.05);
}

.btn-send:active {
  transform: scale(0.95);
}

.encryption-badge {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.375rem;
  margin-top: 0.75rem;
  font-size: 0.75rem;
  color: var(--text-muted);
}

.lock-icon {
  font-size: 0.625rem;
}

/* ============================================================================
   Event Log Panel
   ============================================================================ */

.log-panel {
  background: var(--bg-primary);
  border-left: 1px solid var(--border);
  display: flex;
  flex-direction: column;
  height: 100vh;
  max-height: 100vh;
  overflow: hidden;
}

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

.log-header h3 {
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--text-secondary);
}

.btn-small {
  padding: 0.375rem 0.75rem;
  background: var(--bg-tertiary);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  color: var(--text-secondary);
  font-size: 0.75rem;
  cursor: pointer;
  transition: all 0.2s;
}

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

.log-container {
  flex: 1;
  overflow-y: auto;
  padding: 0.5rem;
  font-family: var(--font-mono);
  font-size: 0.75rem;
}

.log-entry {
  padding: 0.5rem 0.75rem;
  margin-bottom: 0.25rem;
  border-radius: var(--radius-sm);
  border-left: 3px solid transparent;
  animation: fadeIn 0.2s;
}

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

.log-entry.info {
  background: rgba(59, 130, 246, 0.1);
  border-left-color: var(--info);
  color: var(--info);
}

.log-entry.success {
  background: rgba(34, 197, 94, 0.1);
  border-left-color: var(--success);
  color: var(--success);
}

.log-entry.error {
  background: rgba(239, 68, 68, 0.1);
  border-left-color: var(--error);
  color: var(--error);
}

.log-entry.message {
  background: rgba(99, 102, 241, 0.1);
  border-left-color: var(--accent-primary);
  color: var(--accent-secondary);
}

.log-entry.presence {
  background: rgba(245, 158, 11, 0.1);
  border-left-color: var(--warning);
  color: var(--warning);
}

/* ============================================================================
   Scrollbar
   ============================================================================ */

::-webkit-scrollbar {
  width: 8px;
}

::-webkit-scrollbar-track {
  background: var(--bg-primary);
}

::-webkit-scrollbar-thumb {
  background: var(--border-light);
  border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
  background: var(--text-muted);
}

/* ============================================================================
   Responsive
   ============================================================================ */

@media (max-width: 768px) {
  .app {
    grid-template-columns: 1fr;
  }

  .log-panel {
    display: none;
  }
}

/* ============================================================================
   Key Status
   ============================================================================ */

.key-status {
  margin-top: 1.5rem;
  padding: 1rem;
  background: var(--bg-tertiary);
  border-radius: var(--radius-md);
  border: 1px solid var(--border);
}

.key-status-in-modal {
  margin-top: 0;
}

.sidebar-keys-section {
  flex-shrink: 0;
  margin-top: auto;
  padding: 0.75rem 1rem;
  border-top: 1px solid var(--border);
}

.btn-keys-devices {
  width: 100%;
  justify-content: center;
}

.key-status-header {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  margin-bottom: 0.75rem;
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--text-secondary);
}

.key-icon {
  font-size: 1rem;
}

.btn-tiny {
  margin-left: auto;
  padding: 0.25rem 0.5rem;
  font-size: 0.75rem;
  background: var(--bg-hover);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  color: var(--text-secondary);
  cursor: pointer;
  transition: all 0.2s;
}

.btn-tiny:hover {
  background: var(--accent-primary);
  border-color: var(--accent-primary);
  color: white;
}

.key-status-content {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--text-muted);
  line-height: 1.6;
}

.key-status-content .loading {
  color: var(--text-muted);
  font-style: italic;
}

.key-status-content .key-item {
  display: flex;
  justify-content: space-between;
  padding: 0.25rem 0;
}

.key-status-content .key-label {
  color: var(--text-secondary);
}

.key-status-content .key-value {
  color: var(--success);
}

.key-status-content .key-value.warning {
  color: var(--warning);
}

.key-status-content .key-value.error {
  color: var(--error);
}

.key-actions {
  margin-top: 0.75rem;
  display: flex;
  gap: 0.5rem;
}

.btn-key-action {
  flex: 1;
  padding: 0.5rem;
  font-size: 0.75rem;
  font-family: var(--font-mono);
  background: var(--bg-hover);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  color: var(--text-secondary);
  cursor: pointer;
  transition: all 0.2s;
}

.btn-key-action:hover {
  background: var(--accent-primary);
  border-color: var(--accent-primary);
  color: white;
}

.btn-key-action.danger:hover {
  background: var(--error);
  border-color: var(--error);
}

/* Advanced Key Management */
.key-advanced {
  margin-top: 0.75rem;
  border-top: 1px solid var(--border);
  padding-top: 0.75rem;
}

.key-advanced summary {
  cursor: pointer;
  font-size: 0.75rem;
  color: var(--text-muted);
  transition: color 0.2s;
}

.key-advanced summary:hover {
  color: var(--text-secondary);
}

.key-advanced-content {
  margin-top: 0.75rem;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.key-action-group {
  display: flex;
  flex-direction: column;
  gap: 0.375rem;
}

.key-action-group label {
  font-size: 0.7rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.key-action-row {
  display: flex;
  gap: 0.5rem;
}

.key-input {
  flex: 1;
  padding: 0.375rem 0.5rem;
  font-size: 0.75rem;
  font-family: var(--font-mono);
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  color: var(--text-primary);
}

.key-input:focus {
  outline: none;
  border-color: var(--accent-primary);
}

.key-input-file {
  flex: 1;
  font-size: 0.7rem;
  color: var(--text-muted);
}

.key-input-file::file-selector-button {
  padding: 0.25rem 0.5rem;
  font-size: 0.7rem;
  font-family: var(--font-sans);
  background: var(--bg-hover);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  color: var(--text-secondary);
  cursor: pointer;
  margin-right: 0.5rem;
}

.key-input-file::file-selector-button:hover {
  background: var(--accent-primary);
  border-color: var(--accent-primary);
  color: white;
}

/* ============================================================
   MODALS (v6)
   ============================================================ */

.modal {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(0, 0, 0, 0.7);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 1000;
  opacity: 1;
  transition: opacity 0.2s;
}

.modal.hidden {
  display: none;
}

.modal-content {
  background: var(--bg-primary);
  border-radius: var(--radius-lg);
  border: 1px solid var(--border);
  width: 90%;
  max-width: 480px;
  max-height: 90vh;
  overflow: auto;
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.5);
}

.modal-content.modal-wide {
  max-width: 600px;
}

.modal-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 1.25rem 1.5rem;
  border-bottom: 1px solid var(--border);
}

.modal-header h2 {
  font-size: 1.25rem;
  font-weight: 600;
  margin: 0;
}

.modal-close {
  background: none;
  border: none;
  font-size: 1.5rem;
  color: var(--text-muted);
  cursor: pointer;
  padding: 0;
  line-height: 1;
  transition: color 0.2s;
}

.modal-close:hover {
  color: var(--text-primary);
}

.modal-body {
  padding: 1.5rem;
}

/* Recovery Phrase Styles */
.recovery-step {
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}

.recovery-step.hidden {
  display: none;
}

.recovery-intro {
  color: var(--text-secondary);
  line-height: 1.6;
  margin: 0;
}

.recovery-phrase-display {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0.75rem;
  padding: 1.25rem;
  background: var(--bg-secondary);
  border-radius: var(--radius);
  border: 1px solid var(--border);
}

.phrase-word {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.5rem 0.75rem;
  background: var(--bg-primary);
  border-radius: var(--radius-sm);
  border: 1px solid var(--border);
}

.phrase-word .word-num {
  font-size: 0.7rem;
  color: var(--text-muted);
  min-width: 1.25rem;
}

.phrase-word .word-text {
  font-family: var(--font-mono);
  font-size: 0.85rem;
  font-weight: 500;
}

.recovery-warning {
  padding: 1rem;
  background: rgba(var(--warning-rgb), 0.1);
  border: 1px solid var(--warning);
  border-radius: var(--radius);
  color: var(--warning);
  font-size: 0.85rem;
  line-height: 1.5;
}

.recovery-actions {
  display: flex;
  gap: 0.75rem;
}

.recovery-status {
  display: flex;
  align-items: center;
  gap: 1rem;
  padding: 1.25rem;
  background: rgba(var(--success-rgb), 0.1);
  border: 1px solid var(--success);
  border-radius: var(--radius);
}

.recovery-status .status-icon {
  font-size: 2rem;
}

.recovery-status .status-text {
  font-weight: 500;
  color: var(--success);
}

.recovery-phrase-input textarea {
  width: 100%;
  padding: 1rem;
  font-family: var(--font-mono);
  font-size: 0.9rem;
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  color: var(--text-primary);
  resize: none;
}

.recovery-phrase-input textarea:focus {
  outline: none;
  border-color: var(--accent-primary);
}

.recovery-error {
  padding: 0.75rem;
  background: rgba(var(--error-rgb), 0.1);
  border: 1px solid var(--error);
  border-radius: var(--radius);
  color: var(--error);
  font-size: 0.85rem;
}

.recovery-error.hidden {
  display: none;
}

/* Device Management Styles */
.devices-current-user {
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--text-secondary);
  margin-bottom: 1rem;
}

.devices-section {
  margin-bottom: 1.5rem;
}

.devices-section:last-child {
  margin-bottom: 0;
}

.devices-section h3 {
  font-size: 1rem;
  font-weight: 600;
  margin: 0 0 0.75rem;
  padding-bottom: 0.5rem;
  border-bottom: 1px solid var(--border);
}

.devices-intro {
  color: var(--text-secondary);
  font-size: 0.85rem;
  margin: 0 0 1rem;
}

.devices-list {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.device-item {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 0.75rem 1rem;
  background: var(--bg-secondary);
  border-radius: var(--radius);
  border: 1px solid var(--border);
}

.device-item.current {
  border-color: var(--accent-primary);
  background: rgba(var(--accent-rgb), 0.1);
}

.device-info {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.device-icon {
  font-size: 1.5rem;
}

.device-details {
  display: flex;
  flex-direction: column;
  gap: 0.125rem;
}

.device-name {
  font-weight: 500;
}

.device-meta {
  font-size: 0.75rem;
  color: var(--text-muted);
}

.device-badges {
  display: flex;
  gap: 0.375rem;
}

.device-badge {
  padding: 0.125rem 0.5rem;
  font-size: 0.7rem;
  font-weight: 500;
  border-radius: var(--radius-sm);
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.device-badge.primary {
  background: var(--accent-primary);
  color: white;
}

.device-badge.current {
  background: var(--success);
  color: white;
}

.device-actions button {
  padding: 0.375rem 0.75rem;
  font-size: 0.75rem;
  background: transparent;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  color: var(--text-secondary);
  cursor: pointer;
  transition: all 0.2s;
}

.device-actions button:hover {
  background: var(--error);
  border-color: var(--error);
  color: white;
}

/* Link Device Styles */
.link-device-container {
  display: flex;
  gap: 1.5rem;
  align-items: flex-start;
}

.link-qr {
  width: 150px;
  height: 150px;
  background: white;
  border-radius: var(--radius);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.link-qr canvas {
  max-width: 100%;
  max-height: 100%;
}

.qr-placeholder {
  color: #666;
  font-size: 0.85rem;
  text-align: center;
  cursor: pointer;
}

.link-code-container {
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.link-code {
  font-family: var(--font-mono);
  font-size: 2rem;
  font-weight: 700;
  letter-spacing: 0.25rem;
  color: var(--accent-primary);
}

.link-expires {
  font-size: 0.8rem;
  color: var(--text-muted);
}

/* Enter Link Code */
.enter-code-container {
  display: flex;
  gap: 0.75rem;
  align-items: center;
}

.link-code-input {
  flex: 1;
  padding: 0.75rem 1rem;
  font-family: var(--font-mono);
  font-size: 1.25rem;
  font-weight: 600;
  letter-spacing: 0.2rem;
  text-transform: uppercase;
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  color: var(--text-primary);
  text-align: center;
}

.link-code-input:focus {
  outline: none;
  border-color: var(--accent-primary);
}

.link-code-input::placeholder {
  letter-spacing: 0.1rem;
}

.link-status {
  margin-top: 0.75rem;
  padding: 0.75rem;
  border-radius: var(--radius);
  font-size: 0.85rem;
}

.link-status.success {
  background: rgba(var(--success-rgb), 0.1);
  border: 1px solid var(--success);
  color: var(--success);
}

.link-status.error {
  background: rgba(var(--error-rgb), 0.1);
  border: 1px solid var(--error);
  color: var(--error);
}

.link-status.pending {
  background: rgba(var(--warning-rgb), 0.1);
  border: 1px solid var(--warning);
  color: var(--warning);
}

.link-status.hidden {
  display: none;
}

/* Secondary Button */
.btn-secondary {
  padding: 0.625rem 1.25rem;
  font-size: 0.875rem;
  font-weight: 500;
  background: transparent;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  color: var(--text-secondary);
  cursor: pointer;
  transition: all 0.2s;
}

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