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

html, body {
  height: 100%;
  background: #000;
  color: #fff;
  font-family: 'Source Code Pro', 'Courier New', monospace;
  font-size: 14px;
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

#app {
  height: 100%;
  display: flex;
  flex-direction: column;
}

/* Views */
.view {
  display: none;
  height: 100%;
  width: 100%;
}
.view.active {
  display: flex;
}

/* Auth */
.auth-container {
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
}
.auth-box {
  text-align: center;
  max-width: 360px;
  width: 100%;
}
.logo {
  font-size: 64px;
  font-weight: 700;
  letter-spacing: 8px;
  margin-bottom: 4px;
}
.subtitle {
  font-size: 14px;
  letter-spacing: 12px;
  color: #666;
  margin-bottom: 48px;
  text-transform: uppercase;
}
.input-group {
  margin-bottom: 20px;
}
.input-group input {
  width: 100%;
  padding: 14px 16px;
  background: transparent;
  border: 1px solid #333;
  color: #fff;
  font-family: inherit;
  font-size: 14px;
  outline: none;
  transition: border-color 0.2s;
  text-align: center;
}
.input-group input:focus {
  border-color: #fff;
}
.input-group input::placeholder {
  color: #444;
}

#btn-auth {
  width: 100%;
  padding: 14px;
  background: transparent;
  border: 1px solid #fff;
  color: #fff;
  font-family: inherit;
  font-size: 14px;
  font-weight: 600;
  letter-spacing: 4px;
  cursor: pointer;
  transition: all 0.2s;
  text-transform: uppercase;
}
#btn-auth:hover {
  background: #fff;
  color: #000;
}

.error-msg {
  margin-top: 16px;
  color: #888;
  font-size: 12px;
}

/* Menu */
.menu-container {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 40px 20px;
}
.menu-header {
  font-size: 24px;
  font-weight: 700;
  letter-spacing: 6px;
  margin-bottom: 48px;
}
.menu-buttons {
  display: flex;
  flex-direction: column;
  gap: 16px;
  width: 100%;
  max-width: 400px;
}
.menu-btn {
  display: flex;
  align-items: center;
  gap: 16px;
  width: 100%;
  padding: 18px 24px;
  background: transparent;
  border: 1px solid #333;
  color: #fff;
  font-family: inherit;
  font-size: 15px;
  cursor: pointer;
  transition: all 0.2s;
  text-align: left;
}
.menu-btn:hover {
  border-color: #fff;
  background: rgba(255,255,255,0.03);
}
.menu-btn .btn-icon {
  font-size: 18px;
  width: 24px;
  text-align: center;
  color: #666;
}

/* Page containers */
.page-container {
  flex: 1;
  display: flex;
  flex-direction: column;
  padding: 20px;
  max-width: 640px;
  width: 100%;
  margin: 0 auto;
}
.page-header {
  display: flex;
  align-items: center;
  gap: 16px;
  margin-bottom: 32px;
  padding-bottom: 16px;
  border-bottom: 1px solid #222;
}
.page-header h2 {
  font-size: 18px;
  font-weight: 500;
  letter-spacing: 2px;
}
.back-btn {
  background: none;
  border: 1px solid #333;
  color: #fff;
  font-family: inherit;
  font-size: 16px;
  padding: 6px 12px;
  cursor: pointer;
  transition: all 0.2s;
}
.back-btn:hover {
  border-color: #fff;
}

/* Server list */
.list-container {
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.server-card {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px;
  border: 1px solid #222;
  transition: border-color 0.2s;
  gap: 12px;
}
.server-card:hover {
  border-color: #444;
}
.server-info {
  flex: 1;
  min-width: 0;
}
.server-name {
  font-size: 15px;
  font-weight: 500;
  margin-bottom: 4px;
}
.server-host {
  font-size: 12px;
  color: #666;
}
.server-actions {
  display: flex;
  gap: 8px;
  flex-shrink: 0;
}
.server-actions button {
  padding: 8px 14px;
  font-family: inherit;
  font-size: 12px;
  cursor: pointer;
  transition: all 0.2s;
  border: 1px solid #333;
  color: #fff;
  background: transparent;
  letter-spacing: 1px;
}
.server-actions .btn-connect {
  border-color: #555;
}
.server-actions .btn-connect:hover {
  border-color: #fff;
  background: #fff;
  color: #000;
}
.server-actions .btn-edit:hover {
  border-color: #888;
}
.server-actions .btn-delete:hover {
  border-color: #888;
}
.empty-state {
  text-align: center;
  padding: 60px 20px;
  color: #444;
  font-size: 13px;
}

/* Forms */
.server-form {
  display: flex;
  flex-direction: column;
  gap: 20px;
}
.form-group {
  display: flex;
  flex-direction: column;
  gap: 6px;
}
.form-group label {
  font-size: 11px;
  color: #666;
  letter-spacing: 1px;
  text-transform: uppercase;
}
.form-group input,
.form-group select {
  padding: 12px 14px;
  background: transparent;
  border: 1px solid #333;
  color: #fff;
  font-family: inherit;
  font-size: 14px;
  outline: none;
  transition: border-color 0.2s;
}
.form-group input:focus {
  border-color: #fff;
}
.form-group input::placeholder {
  color: #444;
}
.form-row {
  display: flex;
  gap: 12px;
}
.flex-1 { flex: 1; }
.flex-2 { flex: 2; }
.submit-btn {
  padding: 14px;
  background: transparent;
  border: 1px solid #fff;
  color: #fff;
  font-family: inherit;
  font-size: 14px;
  font-weight: 600;
  letter-spacing: 3px;
  cursor: pointer;
  transition: all 0.2s;
  text-transform: uppercase;
}
.submit-btn:hover {
  background: #fff;
  color: #000;
}

/* Terminal */
.terminal-wrapper {
  flex: 1;
  display: flex;
  flex-direction: column;
  height: 100%;
  overflow: hidden;
}
.terminal-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 10px 16px;
  border-bottom: 1px solid #222;
  font-size: 12px;
  color: #666;
  letter-spacing: 1px;
  flex-shrink: 0;
}
.close-term {
  background: none;
  border: 1px solid #333;
  color: #fff;
  font-family: inherit;
  font-size: 12px;
  padding: 4px 10px;
  cursor: pointer;
  transition: all 0.2s;
}
.close-term:hover {
  border-color: #fff;
}
.terminal-container {
  flex: 1;
  overflow: hidden;
  background: #000;
}
.terminal-bar {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 8px 12px;
  border-top: 1px solid #222;
  flex-shrink: 0;
}
.terminal-bar input {
  flex: 1;
  padding: 10px 12px;
  background: transparent;
  border: 1px solid #333;
  color: #fff;
  font-family: inherit;
  font-size: 13px;
  outline: none;
  transition: border-color 0.2s;
}
.terminal-bar input:focus {
  border-color: #555;
}
.terminal-bar input::placeholder {
  color: #333;
}
.terminal-bar input:disabled {
  opacity: 0.3;
  cursor: not-allowed;
}
.quick-buttons {
  display: flex;
  gap: 6px;
  flex-shrink: 0;
}
.quick-buttons button {
  padding: 8px 12px;
  background: transparent;
  border: 1px solid #333;
  color: #888;
  font-family: inherit;
  font-size: 11px;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.2s;
  letter-spacing: 1px;
  min-width: 40px;
}
.quick-buttons button:hover:not(:disabled) {
  border-color: #fff;
  color: #fff;
}
.quick-buttons button:disabled {
  opacity: 0.3;
  cursor: not-allowed;
}

/* Terminal xterm overrides */
.xterm {
  padding: 8px;
  height: 100%;
}
.xterm-viewport {
  scrollbar-width: thin;
  scrollbar-color: #333 transparent;
}
.xterm-viewport::-webkit-scrollbar {
  width: 6px;
}
.xterm-viewport::-webkit-scrollbar-track {
  background: transparent;
}
.xterm-viewport::-webkit-scrollbar-thumb {
  background: #333;
}
.xterm .xterm-screen {
  z-index: 0;
}

/* Modal */
.modal {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0,0,0,0.85);
  z-index: 1000;
  align-items: center;
  justify-content: center;
  padding: 20px;
}
.modal.active {
  display: flex;
}
.modal-content {
  width: 100%;
  max-width: 420px;
  border: 1px solid #333;
  background: #000;
}
.modal-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px;
  border-bottom: 1px solid #222;
}
.modal-header h3 {
  font-size: 15px;
  font-weight: 500;
  letter-spacing: 1px;
}
.close-btn {
  background: none;
  border: 1px solid #333;
  color: #fff;
  font-family: inherit;
  font-size: 14px;
  padding: 4px 10px;
  cursor: pointer;
  transition: all 0.2s;
}
.close-btn:hover {
  border-color: #fff;
}
.modal-body {
  padding: 20px;
  display: flex;
  flex-direction: column;
  gap: 16px;
}
#file-input {
  font-family: inherit;
  color: #fff;
  font-size: 13px;
}
#file-input::file-selector-button {
  padding: 8px 14px;
  font-family: inherit;
  font-size: 12px;
  background: transparent;
  border: 1px solid #444;
  color: #fff;
  cursor: pointer;
  transition: all 0.2s;
  margin-right: 12px;
}
#file-input::file-selector-button:hover {
  border-color: #fff;
}
#upload-path {
  padding: 12px 14px;
  background: transparent;
  border: 1px solid #333;
  color: #fff;
  font-family: inherit;
  font-size: 14px;
  outline: none;
}
#upload-path:focus {
  border-color: #fff;
}
#upload-status {
  font-size: 12px;
  color: #666;
  text-align: center;
  min-height: 18px;
}
#upload-status.success {
  color: #fff;
}

/* Responsive */
@media (max-width: 600px) {
  .auth-box { max-width: 100%; }
  .logo { font-size: 48px; letter-spacing: 4px; }
  .subtitle { letter-spacing: 8px; margin-bottom: 36px; }
  .menu-header { font-size: 18px; letter-spacing: 4px; margin-bottom: 36px; }
  .menu-btn { padding: 14px 18px; font-size: 14px; }
  .page-container { padding: 16px; }
  .server-card { flex-direction: column; align-items: stretch; gap: 12px; }
  .server-actions { justify-content: flex-end; }
  .form-row { flex-direction: column; gap: 16px; }
  .terminal-bar { flex-direction: column; gap: 6px; padding: 8px; }
  .terminal-bar input { width: 100%; }
  .quick-buttons { width: 100%; justify-content: flex-end; }
  .modal-content { max-width: 100%; }
  .xterm { padding: 4px; }
  .terminal-header { padding: 8px 12px; font-size: 11px; }
}