/* ============================================
   Dashboard Chrome/VPN - Tema baseado em rubilax.online
   (template Able Pro Bootstrap: Open Sans + Quicksand)
   ============================================ */

:root {
  /* Tema ESCURO (alternativa do toggle), harmonizado com os tons
     escuros do proprio rubilax.online (sidebar #263544 / card #2f4254). */
  --bg-primary: #1c262f;
  --bg-secondary: #263544;
  --bg-card: #2f4254;
  --bg-input: #2f4254;
  --text-primary: #eaeef2;
  --text-secondary: #b4c0cc;
  --text-muted: #8a99a8;
  --accent: #4099ff;
  --accent-hover: #5fa8ff;
  --success: #2ed8b6;
  --danger: #ff5370;
  --warning: #ffb64d;
  --border: #384f65;
  --shadow: rgba(0, 0, 0, 0.2);
  --accent-contrast: #0f1c26;      /* texto sobre --accent no tema escuro */
  --spinner-track: rgba(255, 255, 255, 0.25); /* trilha do spinner */
  --radius: 6px;
  --radius-lg: 10px;
  --transition: 0.2s ease;
}

/* Tema CLARO = paleta fiel de rubilax.online (tema principal). */
[data-theme="light"] {
  --bg-primary: #f2f7fb;           /* fundo do body no rubilax */
  --bg-secondary: #ffffff;          /* header / superficies */
  --bg-card: #ffffff;               /* cards */
  --bg-input: #ffffff;
  --text-primary: #333333;          /* texto padrao do rubilax */
  --text-secondary: #6c7a8c;
  --text-muted: #a3b1c2;
  --accent: #4099ff;                /* azul primario do rubilax */
  --accent-hover: #2b8cff;
  --success: #2ed8b6;
  --danger: #ff5370;
  --warning: #ffb64d;
  --border: #e6edf5;
  --shadow: rgba(43, 43, 43, 0.1);
  --accent-contrast: #ffffff;       /* texto sobre --accent no tema claro */
  --spinner-track: rgba(0, 0, 0, 0.12); /* trilha do spinner */
}

/* Botão de alternância de tema no header */
#theme-toggle {
  font-size: 1rem;
  line-height: 1;
  padding: 0.4rem 0.55rem;
  min-width: 38px;
}


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

html {
  font-size: 16px;
}

body {
  font-family: 'Open Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  background-color: var(--bg-primary);
  color: var(--text-primary);
  line-height: 1.6;
  min-height: 100vh;
}

/* Títulos usam Quicksand (como o header/navbar do rubilax.online) */
h1, h2, h3, h4, h5, h6,
.header-title, .dialog-title, .card-title {
  font-family: 'Quicksand', 'Open Sans', sans-serif;
  font-weight: 700;
}

/* ============================================
   Typography
   ============================================ */

h1, h2, h3 {
  color: var(--text-primary);
  font-weight: 600;
}

a {
  color: var(--accent);
  text-decoration: none;
}

a:hover {
  color: var(--accent-hover);
  text-decoration: underline;
}

/* ============================================
   Header
   ============================================ */

.header {
  background-color: var(--bg-secondary);
  border-bottom: 1px solid var(--border);
  padding: 1rem 1.5rem;
  position: sticky;
  top: 0;
  z-index: 100;
  /* sombra suave do header do rubilax.online */
  box-shadow: 0 2px 4px 0 rgba(43, 43, 43, 0.1);
}

.header-content {
  display: flex;
  align-items: center;
  justify-content: space-between;
  max-width: 1400px;
  margin: 0 auto;
}

.header-title {
  font-size: 1.25rem;
  white-space: nowrap;
}

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

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

/* ============================================
   Buttons
   ============================================ */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.75rem 1.25rem;
  border: none;
  border-radius: var(--radius);
  font-size: 0.9375rem;
  font-weight: 500;
  cursor: pointer;
  transition: all var(--transition);
  min-height: 44px;
  min-width: 44px;
  text-decoration: none;
}

.btn:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

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

.btn-primary:hover:not(:disabled) {
  background-color: var(--accent-hover);
}

.btn-secondary {
  background-color: transparent;
  color: var(--text-primary);
  border: 1px solid var(--border);
}

.btn-secondary:hover:not(:disabled) {
  background-color: var(--bg-card);
}

.btn-danger {
  background-color: var(--danger);
  color: #fff;
}

.btn-danger:hover:not(:disabled) {
  background-color: #e6455f;
}

.btn-success {
  background-color: var(--success);
  color: #fff;
}

.btn-success:hover:not(:disabled) {
  background-color: #388e3c;
}

.btn-sm {
  padding: 0.5rem 1rem;
  font-size: 0.8125rem;
  min-height: 36px;
}

.btn-full {
  width: 100%;
}

.btn-icon {
  padding: 0.5rem;
  min-width: 44px;
  min-height: 44px;
}

.btn-text { display: inline; }
.btn-loading { display: none; }
.btn-loading.visible { display: inline-flex; align-items: center; gap: 0.5rem; }
.btn.loading .btn-text { display: none; }
.btn.loading .btn-loading { display: inline-flex; align-items: center; gap: 0.5rem; }

/* ============================================
   Connection Banner
   ============================================ */

.connection-banner {
  background-color: var(--danger);
  color: #fff;
  padding: 0.75rem 1.5rem;
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.875rem;
}

.connection-banner.hidden {
  display: none;
}

/* ============================================
   Main Content
   ============================================ */

.main-content {
  max-width: 1400px;
  margin: 0 auto;
  padding: 1.5rem;
}

.actions-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 1.5rem;
}

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

/* ============================================
   Loading & Empty States
   ============================================ */

.loading-state,
.empty-state {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 4rem 2rem;
  color: var(--text-secondary);
}

.loading-state.hidden,
.empty-state.hidden {
  display: none;
}

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

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

/* ============================================
   Spinner
   ============================================ */

.spinner {
  display: inline-block;
  width: 16px;
  height: 16px;
  border: 2px solid var(--spinner-track);
  border-top-color: currentColor;
  border-radius: 50%;
  animation: spin 0.6s linear infinite;
}

.spinner-large {
  width: 40px;
  height: 40px;
  border: 3px solid var(--border);
  border-top-color: var(--accent);
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
  margin-bottom: 1rem;
}

@keyframes spin {
  to { transform: rotate(360deg); }
}

/* ============================================
   Instance Grid
   ============================================ */

.instance-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(340px, 1fr));
  gap: 1.25rem;
}

.instance-grid.hidden {
  display: none;
}

/* ============================================
   Instance Card
   ============================================ */

.instance-card {
  background-color: var(--bg-secondary);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 1.25rem;
  transition: border-color var(--transition);
}

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

.card-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 1rem;
}

.card-title {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 1.0625rem;
  font-weight: 600;
}

.status-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  flex-shrink: 0;
}

.status-dot.running { background-color: var(--success); }
.status-dot.stopped { background-color: var(--danger); }
.status-dot.error { background-color: var(--warning); }
.status-dot.unknown { background-color: var(--text-muted); }

.card-status {
  font-size: 0.75rem;
  text-transform: uppercase;
  font-weight: 600;
  padding: 0.25rem 0.5rem;
  border-radius: 4px;
}

.card-status.running { color: var(--success); background: rgba(76, 175, 80, 0.1); }
.card-status.stopped { color: var(--danger); background: rgba(244, 67, 54, 0.1); }
.card-status.error { color: var(--warning); background: rgba(255, 152, 0, 0.1); }

.card-body {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.card-info {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.info-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 0.875rem;
}

.info-label {
  color: var(--text-secondary);
}

.info-value {
  color: var(--text-primary);
  font-family: 'Courier New', monospace;
}

.info-value a {
  color: var(--accent);
}

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

.copy-btn {
  background: none;
  border: 1px solid var(--border);
  color: var(--text-secondary);
  padding: 0.25rem 0.5rem;
  border-radius: 4px;
  cursor: pointer;
  font-size: 0.75rem;
  min-height: 28px;
  min-width: 44px;
  transition: all var(--transition);
}

.copy-btn:hover {
  border-color: var(--accent);
  color: var(--accent);
}

.copy-btn.copied {
  border-color: var(--success);
  color: var(--success);
}

/* VPN Info */
.vpn-info {
  background-color: var(--bg-primary);
  border-radius: var(--radius);
  padding: 0.75rem;
  font-size: 0.8125rem;
}

.vpn-info .info-row {
  font-size: 0.8125rem;
}

.vpn-status {
  display: flex;
  align-items: center;
  gap: 0.375rem;
}

.vpn-status.connected { color: var(--success); }
.vpn-status.disconnected { color: var(--danger); }
.vpn-status.loading { color: var(--text-muted); }

/* Connection Type Badge */
.type-badge {
  font-size: 0.6875rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.03em;
  padding: 0.125rem 0.5rem;
  border-radius: 999px;
  border: 1px solid var(--border);
  background-color: var(--bg-primary);
  color: var(--text-muted);
}

.type-badge.proxy {
  color: var(--accent);
  border-color: var(--accent);
}

/* Badges de navegador (perfil) */
.type-badge.brave {
  color: #fb542b;
  border-color: #fb542b;
}

.type-badge.chromium {
  color: #4da2ff;
  border-color: #4da2ff;
}

/* Badges de provedor VPN */
.type-badge.expressvpn {
  color: #d63031;
  border-color: #d63031;
}

.type-badge.surfshark {
  color: #00b2ff;
  border-color: #00b2ff;
}

/* Ações por proxy salvo (botão Testar) */
.proxy-row-actions {
  margin-top: 0.5rem;
  display: flex;
  justify-content: flex-end;
}

/* Painel de resultado do teste de proxy */
.proxy-test-result {
  margin: 0.75rem 0;
}

.proxy-test-card {
  border-radius: var(--radius);
  padding: 0.75rem;
  border: 1px solid var(--border);
  background-color: var(--bg-primary);
}

.proxy-test-card.live {
  border-color: #2ed8b6;
}

.proxy-test-card.dead {
  border-color: #ff5370;
}

.proxy-test-head {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  margin-bottom: 0.5rem;
  flex-wrap: wrap;
}

.proxy-test-status {
  font-weight: 700;
  font-size: 0.8125rem;
  letter-spacing: 0.03em;
}

.proxy-test-status.ok { color: #2ed8b6; }
.proxy-test-status.bad { color: #ff5370; }

.proxy-test-label {
  font-size: 0.8125rem;
  color: var(--text-muted);
  word-break: break-all;
}

.proxy-test-latency {
  margin-left: auto;
  font-size: 0.75rem;
  color: var(--text-muted);
  background-color: var(--bg-secondary);
  border: 1px solid var(--border);
  border-radius: 999px;
  padding: 0.0625rem 0.5rem;
}

.proxy-test-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.25rem 1rem;
}

.proxy-test-grid .info-row {
  font-size: 0.8125rem;
}

.proxy-test-error {
  font-size: 0.8125rem;
  color: #ff5370;
  margin: 0;
}

/* Bandeira do país a partir do countryCode (flagcdn) */
.proxy-flag {
  display: inline-block;
  width: 1.25em;
  height: 0.9em;
  margin-right: 0.35em;
  vertical-align: -0.1em;
  border-radius: 2px;
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
}

.proxy-flag.br { background-image: url('https://flagcdn.com/w40/br.png'); }
.proxy-flag.us { background-image: url('https://flagcdn.com/w40/us.png'); }
.proxy-flag.de { background-image: url('https://flagcdn.com/w40/de.png'); }
.proxy-flag.fr { background-image: url('https://flagcdn.com/w40/fr.png'); }
.proxy-flag.gb { background-image: url('https://flagcdn.com/w40/gb.png'); }
.proxy-flag.es { background-image: url('https://flagcdn.com/w40/es.png'); }
.proxy-flag.it { background-image: url('https://flagcdn.com/w40/it.png'); }
.proxy-flag.nl { background-image: url('https://flagcdn.com/w40/nl.png'); }
.proxy-flag.ca { background-image: url('https://flagcdn.com/w40/ca.png'); }
.proxy-flag.ar { background-image: url('https://flagcdn.com/w40/ar.png'); }
.proxy-flag.mx { background-image: url('https://flagcdn.com/w40/mx.png'); }
.proxy-flag.jp { background-image: url('https://flagcdn.com/w40/jp.png'); }
.proxy-flag.cn { background-image: url('https://flagcdn.com/w40/cn.png'); }
.proxy-flag.in { background-image: url('https://flagcdn.com/w40/in.png'); }
.proxy-flag.ru { background-image: url('https://flagcdn.com/w40/ru.png'); }
.proxy-flag.au { background-image: url('https://flagcdn.com/w40/au.png'); }

/* Proxy Info (mesmo layout do VPN Info) */
.proxy-info {
  background-color: var(--bg-primary);
  border-radius: var(--radius);
  padding: 0.75rem;
  font-size: 0.8125rem;
}

.proxy-info .info-row {
  font-size: 0.8125rem;
}

/* Card Actions */
.card-actions {
  display: flex;
  gap: 0.5rem;
  margin-top: 0.75rem;
  padding-top: 0.75rem;
  border-top: 1px solid var(--border);
}

.card-actions .btn {
  flex: 1;
  font-size: 0.8125rem;
  padding: 0.625rem 0.75rem;
}

/* ============================================
   Dialog
   ============================================ */

.dialog-overlay {
  position: fixed;
  inset: 0;
  background-color: rgba(0, 0, 0, 0.7);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 1000;
  padding: 1rem;
}

.dialog-overlay.hidden {
  display: none;
}

.dialog {
  background-color: var(--bg-secondary);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 1.5rem;
  max-width: 400px;
  width: 100%;
}

.dialog-title {
  font-size: 1.125rem;
  margin-bottom: 0.75rem;
}

.dialog-message {
  color: var(--text-secondary);
  margin-bottom: 1.5rem;
  font-size: 0.9375rem;
}

.dialog-actions {
  display: flex;
  gap: 0.75rem;
  justify-content: flex-end;
}

/* ============================================
   Toast
   ============================================ */

.toast {
  position: fixed;
  bottom: 2rem;
  left: 50%;
  transform: translateX(-50%);
  background-color: var(--bg-card);
  color: var(--text-primary);
  padding: 0.75rem 1.5rem;
  border-radius: var(--radius);
  border: 1px solid var(--border);
  font-size: 0.875rem;
  z-index: 2000;
  animation: fadeIn 0.2s ease;
}

.toast.hidden {
  display: none;
}

.toast.success { border-color: var(--success); }
.toast.error { border-color: var(--danger); }

@keyframes fadeIn {
  from { opacity: 0; transform: translateX(-50%) translateY(10px); }
  to { opacity: 1; transform: translateX(-50%) translateY(0); }
}

/* ============================================
   Login Page
   ============================================ */

.login-page {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 100vh;
  padding: 1rem;
}

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

.login-card {
  background-color: var(--bg-secondary);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 2rem;
}

.login-header {
  text-align: center;
  margin-bottom: 2rem;
}

.login-header h1 {
  font-size: 1.5rem;
  margin-bottom: 0.25rem;
}

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

.login-form {
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}

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

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

.form-group input {
  padding: 0.75rem 1rem;
  background-color: var(--bg-input);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  color: var(--text-primary);
  font-size: 1rem;
  min-height: 44px;
  transition: border-color var(--transition);
}

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

.form-group input::placeholder {
  color: var(--text-muted);
}

/* Checkbox de formulário (ex: proxy requer autenticação) */
.form-group.form-checkbox label {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  flex-direction: row;
  cursor: pointer;
  font-weight: 400;
}

.form-group.form-checkbox input[type="checkbox"] {
  width: 1.125rem;
  height: 1.125rem;
  min-height: 0;
  padding: 0;
  accent-color: var(--accent);
  cursor: pointer;
}

/* Dica/observação abaixo de um campo */
.form-hint {
  font-size: 0.75rem;
  color: var(--text-muted);
  line-height: 1.4;
  margin-top: -0.25rem;
}

.error-message {
  color: var(--danger);
  font-size: 0.875rem;
  min-height: 1.25rem;
  text-align: center;
}

/* ============================================
   Utility Classes
   ============================================ */

.hidden {
  display: none !important;
}

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

@media (max-width: 768px) {
  html {
    font-size: 16px;
  }

  .header-content {
    flex-wrap: wrap;
    gap: 0.5rem;
  }

  .header-title {
    font-size: 1.125rem;
  }

  .main-content {
    padding: 1rem;
  }

  .instance-grid {
    grid-template-columns: 1fr;
  }

  .actions-bar {
    flex-direction: column;
    align-items: stretch;
    gap: 0.75rem;
  }

  .instance-count {
    text-align: center;
  }

  .btn {
    min-height: 44px;
    min-width: 44px;
  }

  .card-actions {
    flex-direction: column;
  }

  .card-actions .btn {
    min-height: 44px;
  }

  .dialog-actions {
    flex-direction: column-reverse;
  }

  .dialog-actions .btn {
    width: 100%;
  }

  .copy-btn {
    min-height: 44px;
    min-width: 44px;
    padding: 0.5rem 0.75rem;
  }
}

@media (max-width: 480px) {
  .login-card {
    padding: 1.5rem;
  }

  .header {
    padding: 0.75rem 1rem;
  }

  .user-info {
    display: none;
  }
}

/* ============================================
   Accessibility
   ============================================ */

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    transition-duration: 0.01ms !important;
  }
}

:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 2px;
}

/* Skip link for keyboard navigation */
.skip-link {
  position: absolute;
  top: -40px;
  left: 0;
  background: var(--accent);
  color: var(--accent-contrast);
  padding: 0.5rem 1rem;
  z-index: 9999;
}

.skip-link:focus {
  top: 0;
}

/* ============================================
   Form Select
   ============================================ */

.form-select {
  width: 100%;
  padding: 0.75rem 1rem;
  background-color: var(--bg-input);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  color: var(--text-primary);
  font-size: 1rem;
  min-height: 44px;
  cursor: pointer;
  transition: border-color var(--transition);
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' fill='%23a8a8b8' viewBox='0 0 16 16'%3E%3Cpath d='M8 11L3 6h10l-5 5z'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 1rem center;
}

.form-select:focus {
  outline: none;
  border-color: var(--accent);
}

.form-select option {
  background-color: var(--bg-secondary);
  color: var(--text-primary);
}

/* ============================================
   Layout com Sidebar (menu lateral) + Views
   ============================================ */

/* Desloca o conteudo para a direita da sidebar fixa */
body.has-sidebar {
  padding-left: 240px;
}

.sidebar {
  position: fixed;
  top: 0;
  left: 0;
  bottom: 0;
  width: 240px;
  background-color: var(--bg-secondary);
  border-right: 1px solid var(--border);
  display: flex;
  flex-direction: column;
  padding: 1rem 0.75rem;
  gap: 0.5rem;
  z-index: 90;
  overflow-y: auto;
}

.sidebar-brand {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-family: 'Quicksand', 'Open Sans', sans-serif;
  font-weight: 700;
  font-size: 1.125rem;
  color: var(--text-primary);
  padding: 0.375rem 0.5rem 1rem;
  white-space: nowrap;
}

.sidebar-brand .brand-icon {
  font-size: 1.25rem;
}

.sidebar-nav {
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
  flex: 1;
}

.nav-item {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  width: 100%;
  padding: 0.75rem 0.875rem;
  background: transparent;
  border: none;
  border-radius: var(--radius);
  color: var(--text-secondary);
  font-family: 'Open Sans', sans-serif;
  font-size: 0.9375rem;
  font-weight: 500;
  cursor: pointer;
  text-align: left;
  transition: all var(--transition);
  min-height: 44px;
}

.nav-item:hover {
  background-color: var(--bg-primary);
  color: var(--text-primary);
}

.nav-item.active {
  background-color: var(--accent);
  color: var(--accent-contrast);
}

.nav-item.active:hover {
  background-color: var(--accent-hover);
  color: var(--accent-contrast);
}

.nav-icon {
  font-size: 1.125rem;
  line-height: 1;
}

.nav-label {
  white-space: nowrap;
}

.sidebar-footer {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  padding-top: 0.75rem;
  border-top: 1px solid var(--border);
}

.sidebar-create {
  width: 100%;
}

.sidebar-create .btn-plus {
  display: none;
  font-weight: 700;
  font-size: 1.25rem;
}

/* Views (Instâncias / Proxies) */
.view.hidden,
.main-content.hidden {
  display: none;
}

.view-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 1rem;
  margin-bottom: 1.25rem;
  flex-wrap: wrap;
}

.view-title h2 {
  font-size: 1.375rem;
  color: var(--text-primary);
}

.view-title .form-hint {
  margin-top: 0.25rem;
}

.view-panel {
  background-color: var(--bg-secondary);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.25rem;
}

/* ============================================
   Responsivo - sidebar vira trilho de icones
   ============================================ */
@media (max-width: 768px) {
  body.has-sidebar {
    padding-left: 64px;
  }

  .sidebar {
    width: 64px;
    padding: 1rem 0.4rem;
    align-items: center;
    gap: 0.375rem;
  }

  .sidebar-brand {
    justify-content: center;
    padding: 0.25rem 0 0.75rem;
  }

  .sidebar-brand .brand-text,
  .nav-label {
    display: none;
  }

  .nav-item {
    justify-content: center;
    padding: 0.75rem 0;
    gap: 0;
  }

  .sidebar-footer {
    width: 100%;
  }

  .sidebar-create .btn-text {
    display: none;
  }

  .sidebar-create .btn-plus {
    display: inline;
  }

  .sidebar-create .btn-loading {
    display: none !important;
  }

  .view-title h2 {
    font-size: 1.125rem;
  }

  .view-panel {
    padding: 1rem;
  }
}


/* ============================================================
   LAYER MODERNO — refinamento visual
   (elevação suave, glass, gradiente, raios maiores, microinterações)
   ============================================================ */

:root {
  --radius: 10px;
  --radius-lg: 16px;
  --ease: cubic-bezier(0.4, 0, 0.2, 1);
  --shadow-1: 0 1px 2px rgba(16, 24, 40, 0.04), 0 1px 3px rgba(16, 24, 40, 0.06);
  --shadow-2: 0 4px 8px -2px rgba(16, 24, 40, 0.06), 0 10px 20px -4px rgba(16, 24, 40, 0.08);
  --shadow-3: 0 12px 24px -6px rgba(16, 24, 40, 0.10), 0 24px 48px -12px rgba(16, 24, 40, 0.14);
  --accent-gradient: linear-gradient(135deg, #4099ff 0%, #1a73ff 100%);
  --glass: rgba(255, 255, 255, 0.72);
  --glass-border: rgba(255, 255, 255, 0.6);
  --ring: rgba(64, 153, 255, 0.16);
  --overlay: rgba(15, 25, 35, 0.55);
}

[data-theme="dark"] {
  --accent-gradient: linear-gradient(135deg, #4099ff 0%, #5b6bff 100%);
  --glass: rgba(38, 53, 68, 0.72);
  --glass-border: rgba(255, 255, 255, 0.06);
  --ring: rgba(64, 153, 255, 0.30);
  --overlay: rgba(3, 8, 14, 0.65);
  --shadow-1: 0 1px 2px rgba(0, 0, 0, 0.22);
  --shadow-2: 0 4px 10px -2px rgba(0, 0, 0, 0.28), 0 10px 22px -6px rgba(0, 0, 0, 0.36);
  --shadow-3: 0 14px 28px -8px rgba(0, 0, 0, 0.42), 0 26px 52px -14px rgba(0, 0, 0, 0.52);
}

/* Base / body */
body {
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizeLegibility;
  background-image:
    radial-gradient(1200px 600px at 100% -10%, rgba(64, 153, 255, 0.06), transparent 60%),
    radial-gradient(900px 500px at -10% 110%, rgba(91, 107, 255, 0.05), transparent 55%);
  background-attachment: fixed;
}

::selection {
  background: rgba(64, 153, 255, 0.25);
  color: var(--text-primary);
}

/* Header com glassmorphism */
.header {
  background-color: var(--glass);
  -webkit-backdrop-filter: blur(14px) saturate(180%);
  backdrop-filter: blur(14px) saturate(180%);
  border-bottom: 1px solid var(--glass-border);
  box-shadow: var(--shadow-1);
}

.header-title {
  letter-spacing: -0.01em;
}

/* Sidebar: sombra suave + marca em gradiente + nav ativa com glow */
.sidebar {
  box-shadow: 4px 0 24px rgba(16, 24, 40, 0.05);
}

[data-theme="dark"] .sidebar {
  box-shadow: 4px 0 24px rgba(0, 0, 0, 0.25);
}

.sidebar-brand .brand-text {
  background: var(--accent-gradient);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.nav-item {
  border-radius: 10px;
  transition: background-color var(--transition) var(--ease),
              color var(--transition) var(--ease),
              transform 0.15s var(--ease);
}

.nav-item:hover {
  transform: translateX(2px);
}

.nav-item.active {
  background-image: var(--accent-gradient);
  color: #fff;
  box-shadow: 0 6px 16px -6px rgba(64, 153, 255, 0.6);
}

.nav-item.active:hover {
  background-image: var(--accent-gradient);
  color: #fff;
}

.nav-icon {
  transition: transform 0.2s var(--ease);
}

.nav-item:hover .nav-icon,
.nav-item.active .nav-icon {
  transform: scale(1.15);
}

/* Botões: raio maior, elevação e gradiente no primário */
.btn {
  border-radius: var(--radius);
  transition: transform 0.18s var(--ease),
              box-shadow 0.18s var(--ease),
              background-color var(--transition),
              border-color var(--transition),
              color var(--transition);
}

.btn:focus-visible {
  outline: none;
  box-shadow: 0 0 0 4px var(--ring);
}

.btn-primary {
  background-image: var(--accent-gradient);
  background-color: var(--accent);
  color: #fff;
  box-shadow: 0 6px 14px -6px rgba(64, 153, 255, 0.55);
}

.btn-primary:hover:not(:disabled) {
  background-image: var(--accent-gradient);
  transform: translateY(-1px);
  box-shadow: 0 10px 22px -8px rgba(64, 153, 255, 0.65);
}

.btn-primary:active:not(:disabled) {
  transform: translateY(0);
}

.btn-secondary {
  background-color: var(--bg-primary);
  border: 1px solid var(--border);
  color: var(--text-secondary);
}

.btn-secondary:hover:not(:disabled) {
  border-color: var(--accent);
  color: var(--accent);
  transform: translateY(-1px);
  box-shadow: var(--shadow-1);
}


/* Cards de instância: elevação em camadas + hover lift */
.instance-card {
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-1);
  transition: transform 0.2s var(--ease),
              box-shadow 0.2s var(--ease),
              border-color var(--transition);
}

.instance-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-3);
  border-color: transparent;
}

/* Diálogos: overlay com blur + entrada suave */
.dialog-overlay {
  background-color: var(--overlay);
  -webkit-backdrop-filter: blur(6px);
  backdrop-filter: blur(6px);
  animation: fadeIn 0.2s var(--ease);
}

.dialog {
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-3);
  border: 1px solid var(--glass-border);
  animation: dialogIn 0.24s var(--ease);
}

/* Painel da página de proxies */
.view-panel {
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-1);
}

.view-header .view-title h2 {
  letter-spacing: -0.01em;
}

/* Inputs: raio maior + anel de foco */
.form-input,
.form-select {
  border-radius: var(--radius);
  transition: border-color var(--transition) var(--ease),
              box-shadow var(--transition) var(--ease);
}

.form-input:focus,
.form-select:focus {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 0 4px var(--ring);
}

/* Toast: pílula arredondada com entrada deslizante */
.toast {
  border-radius: 999px;
  box-shadow: var(--shadow-3);
  border: none;
  font-weight: 600;
  animation: toastIn 0.28s var(--ease);
}

/* Banner de conexão com gradiente */
.connection-banner {
  background-image: linear-gradient(135deg, #ff5370 0%, #ff7a59 100%);
  border: none;
}

/* Pontos de status com glow */
.status-dot.running {
  box-shadow: 0 0 0 3px rgba(46, 216, 182, 0.22);
}

.status-dot.error {
  box-shadow: 0 0 0 3px rgba(255, 83, 112, 0.22);
}

.status-dot.stopped {
  box-shadow: 0 0 0 3px rgba(163, 177, 194, 0.22);
}

/* Badges / pills */
.type-badge {
  border-radius: 999px;
}

/* Barra de rolagem moderna e fina */
* {
  scrollbar-width: thin;
  scrollbar-color: rgba(140, 150, 165, 0.5) transparent;
}

::-webkit-scrollbar {
  width: 10px;
  height: 10px;
}

::-webkit-scrollbar-track {
  background: transparent;
}

::-webkit-scrollbar-thumb {
  background-color: rgba(140, 150, 165, 0.45);
  border-radius: 999px;
  border: 2px solid transparent;
  background-clip: content-box;
}

::-webkit-scrollbar-thumb:hover {
  background-color: rgba(140, 150, 165, 0.7);
}

/* Animações */
@keyframes dialogIn {
  from {
    opacity: 0;
    transform: translateY(8px) scale(0.97);
  }
  to {
    opacity: 1;
    transform: translateY(0) scale(1);
  }
}

@keyframes toastIn {
  from {
    opacity: 0;
    transform: translate(-50%, 12px);
  }
  to {
    opacity: 1;
    transform: translate(-50%, 0);
  }
}

/* ============================================================
   Fingerprint: localização da conexão no card da instância
   ============================================================ */

.fp-info .info-value {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: flex-end;
  gap: 0.4rem;
  overflow-wrap: anywhere;
  text-align: right;
}

.fp-info .fp-loc {
  font-weight: 600;
}

.fp-sync {
  display: inline-block;
  padding: 0.0625rem 0.5rem;
  border-radius: 999px;
  border: 1px solid transparent;
  font-family: 'Open Sans', sans-serif;
  font-size: 0.625rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  white-space: nowrap;
}

.fp-sync-ok {
  color: var(--success);
  border-color: var(--success);
  background-color: color-mix(in srgb, var(--success) 14%, transparent);
}

.fp-sync-warn {
  color: var(--danger);
  border-color: var(--danger);
  background-color: color-mix(in srgb, var(--danger) 14%, transparent);
}

.fp-sync-neutral {
  color: var(--text-muted);
  border-color: var(--border);
  background-color: transparent;
}