/* ─── DESIGN SYSTEM & TOKENS ─────────────────────────────────────────────── */
:root {
  --bg-dark: #0b0f19;
  --bg-card: #131b2e;
  --bg-card-hover: #19243d;
  --bg-sidebar: #0e1424;
  --bg-input: #1a233b;
  
  --color-primary: #3b82f6;
  --color-primary-hover: #2563eb;
  --color-success: #10b981;
  --color-warning: #f59e0b;
  --color-danger: #ef4444;
  --color-purple: #8b5cf6;
  
  --text-main: #f3f4f6;
  --text-muted: #9ca3af;
  --text-dim: #6b7280;
  
  --border-color: rgba(255, 255, 255, 0.08);
  --border-focus: rgba(59, 130, 246, 0.5);
  
  --font-main: 'Inter', system-ui, -apple-system, sans-serif;
  --font-mono: 'JetBrains Mono', monospace;
  
  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 16px;
  
  --shadow-card: 0 8px 24px rgba(0, 0, 0, 0.4);
  --glass-bg: rgba(19, 27, 46, 0.7);
  --glass-border: rgba(255, 255, 255, 0.1);
}

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

body {
  font-family: var(--font-main);
  background-color: var(--bg-dark);
  color: var(--text-main);
  line-height: 1.5;
  overflow-x: hidden;
  height: 100vh;
}

/* ─── UTILITIES & HELPERS ────────────────────────────────────────────────── */
.hidden { display: none !important; }
.spin { animation: spin 1s linear infinite; }
.pulse { animation: pulse 1.5s ease-in-out infinite; }

@keyframes spin {
  from { transform: rotate(0deg); }
  to { transform: rotate(360deg); }
}

@keyframes pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.3; }
}

/* ─── MODAL AUTENTICAÇÃO ─────────────────────────────────────────────────── */
.modal-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  background: rgba(5, 8, 15, 0.85);
  backdrop-filter: blur(12px);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 9999;
}

.modal-card {
  background: var(--bg-card);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-lg);
  padding: 2.5rem;
  width: 100%;
  max-width: 420px;
  box-shadow: var(--shadow-card);
  text-align: center;
}

.modal-header-brand {
  margin-bottom: 2rem;
}

.modal-header-brand .brand-icon {
  font-size: 3rem;
  color: var(--color-primary);
  margin-bottom: 0.5rem;
  display: inline-block;
}

.modal-header-brand h2 {
  font-size: 1.5rem;
  font-weight: 700;
  letter-spacing: 1px;
}

.modal-header-brand h2 span {
  color: var(--color-primary);
}

.modal-header-brand p {
  color: var(--text-muted);
  font-size: 0.875rem;
  margin-top: 0.25rem;
}

/* ─── FORMS & INPUTS ─────────────────────────────────────────────────────── */
.form-group {
  margin-bottom: 1.25rem;
  text-align: left;
}

.form-group label {
  display: block;
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--text-muted);
  margin-bottom: 0.4rem;
}

.form-group input, .form-group select, .form-control {
  width: 100%;
  padding: 0.75rem 1rem;
  background-color: var(--bg-input);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  color: var(--text-main);
  font-family: var(--font-main);
  font-size: 0.9rem;
  transition: all 0.2s ease;
}

.form-group input:focus, .form-group select:focus, .form-control:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.2);
}

.form-group small {
  display: block;
  margin-top: 0.35rem;
  font-size: 0.75rem;
  color: var(--text-dim);
}

.form-row {
  display: flex;
  gap: 1rem;
}

.form-row .col {
  flex: 1;
}

.error-msg {
  background: rgba(239, 68, 68, 0.15);
  border: 1px solid var(--color-danger);
  color: #fca5a5;
  padding: 0.75rem;
  border-radius: var(--radius-sm);
  font-size: 0.85rem;
  margin-top: 1rem;
}

/* ─── BUTTONS ────────────────────────────────────────────────────────────── */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.75rem 1.25rem;
  font-size: 0.9rem;
  font-weight: 600;
  border-radius: var(--radius-sm);
  border: none;
  cursor: pointer;
  transition: all 0.2s ease;
}

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

.btn-secondary {
  background-color: rgba(255, 255, 255, 0.08);
  color: var(--text-main);
}
.btn-secondary:hover { background-color: rgba(255, 255, 255, 0.15); }

.btn-success {
  background-color: var(--color-success);
  color: #fff;
}
.btn-success:hover { background-color: #059669; }

.btn-danger {
  background-color: var(--color-danger);
  color: #fff;
}
.btn-danger:hover { background-color: #dc2626; }

.btn-block { width: 100%; }
.btn-sm { padding: 0.4rem 0.75rem; font-size: 0.8rem; }
.btn-lg { padding: 0.9rem 1.5rem; font-size: 1rem; }

/* ─── LAYOUT PRINCIPAL ───────────────────────────────────────────────────── */
.app-layout {
  display: flex;
  height: 100vh;
  width: 100vw;
  overflow: hidden;
}

/* Sidebar */
.sidebar {
  width: 260px;
  background-color: var(--bg-sidebar);
  border-right: 1px solid var(--border-color);
  display: flex;
  flex-direction: column;
  padding: 1.5rem;
}

.sidebar .brand {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  margin-bottom: 2.5rem;
}

.sidebar .brand i {
  font-size: 1.8rem;
  color: var(--color-primary);
}

.sidebar .brand h1 {
  font-size: 1.2rem;
  font-weight: 700;
  line-height: 1;
}

.badge-sub {
  font-size: 0.65rem;
  padding: 0.15rem 0.4rem;
  background: rgba(59, 130, 246, 0.15);
  color: var(--color-primary);
  border-radius: 4px;
}

.nav-menu {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  flex-grow: 1;
}

.nav-item {
  display: flex;
  align-items: center;
  gap: 0.85rem;
  padding: 0.85rem 1rem;
  background: transparent;
  border: none;
  border-radius: var(--radius-sm);
  color: var(--text-muted);
  font-size: 0.9rem;
  font-weight: 500;
  cursor: pointer;
  transition: all 0.2s ease;
  text-align: left;
}

.nav-item:hover {
  background-color: rgba(255, 255, 255, 0.05);
  color: var(--text-main);
}

.nav-item.active {
  background-color: var(--color-primary);
  color: #fff;
}

.sidebar-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 1rem;
  border-top: 1px solid var(--border-color);
}

.vps-info {
  display: flex;
  align-items: center;
  gap: 0.4rem;
  font-size: 0.8rem;
  color: var(--text-muted);
}

.dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  display: inline-block;
}

.dot.online { background-color: var(--color-success); }
.dot.red { background-color: var(--color-danger); }
.dot.yellow { background-color: var(--color-warning); }
.dot.green { background-color: var(--color-success); }

.btn-logout {
  background: transparent;
  border: none;
  color: var(--text-dim);
  cursor: pointer;
  font-size: 1rem;
}
.btn-logout:hover { color: var(--color-danger); }

/* Main Content */
.main-content {
  flex: 1;
  display: flex;
  flex-direction: column;
  overflow: hidden;
  background: var(--bg-dark);
}

.top-header {
  padding: 1.5rem 2rem;
  border-bottom: 1px solid var(--border-color);
  display: flex;
  align-items: center;
  justify-content: space-between;
  background: var(--glass-bg);
  backdrop-filter: blur(8px);
}

.header-title h2 {
  font-size: 1.35rem;
  font-weight: 700;
}

.header-title p {
  font-size: 0.85rem;
  color: var(--text-muted);
}

.content-body {
  flex: 1;
  padding: 2rem;
  overflow-y: auto;
}

.tab-page {
  display: none;
}
.tab-page.active {
  display: block;
}

/* ─── CARDS & GRID ───────────────────────────────────────────────────────── */
.grid-cards {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 1.25rem;
  margin-bottom: 2rem;
}

.stat-card {
  background-color: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 1.25rem;
  display: flex;
  align-items: center;
  gap: 1.25rem;
  box-shadow: 0 4px 12px rgba(0,0,0,0.2);
}

.stat-icon {
  width: 50px;
  height: 50px;
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
}

.icon-blue { background: rgba(59, 130, 246, 0.15); color: var(--color-primary); }
.icon-green { background: rgba(16, 185, 129, 0.15); color: var(--color-success); }
.icon-purple { background: rgba(139, 92, 246, 0.15); color: var(--color-purple); }
.icon-orange { background: rgba(245, 158, 11, 0.15); color: var(--color-warning); }

.stat-info .stat-label {
  display: block;
  font-size: 0.8rem;
  color: var(--text-muted);
}

.stat-info h3 {
  font-size: 1.6rem;
  font-weight: 700;
  margin-top: 0.1rem;
}

/* ─── TABLES & PANELS ────────────────────────────────────────────────────── */
.panel {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 1.5rem;
  margin-bottom: 2rem;
  box-shadow: 0 4px 16px rgba(0,0,0,0.2);
}

.panel-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 1.25rem;
}

.panel-header h3 {
  font-size: 1.1rem;
  font-weight: 600;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.data-table {
  width: 100%;
  border-collapse: collapse;
  text-align: left;
}

.data-table th, .data-table td {
  padding: 0.9rem 1rem;
  border-bottom: 1px solid var(--border-color);
  font-size: 0.875rem;
}

.data-table th {
  color: var(--text-muted);
  font-weight: 600;
  text-transform: uppercase;
  font-size: 0.75rem;
  letter-spacing: 0.5px;
}

.data-table tr:hover td {
  background-color: var(--bg-card-hover);
}

.loading-cell {
  text-align: center;
  color: var(--text-muted);
  padding: 2rem !important;
}

/* Status Badges */
.badge {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  padding: 0.25rem 0.6rem;
  border-radius: 20px;
  font-size: 0.75rem;
  font-weight: 600;
}

.badge-running { background: rgba(16, 185, 129, 0.15); color: var(--color-success); }
.badge-exited { background: rgba(239, 68, 68, 0.15); color: var(--color-danger); }
.badge-type { background: rgba(139, 92, 246, 0.15); color: var(--color-purple); }

/* ─── TERMINAL & LOGS ────────────────────────────────────────────────────── */
.logs-toolbar {
  display: flex;
  gap: 1rem;
  margin-bottom: 1rem;
  align-items: center;
  background: var(--bg-card);
  padding: 1rem;
  border-radius: var(--radius-md);
  border: 1px solid var(--border-color);
}

.toolbar-group {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}
.flex-grow { flex: 1; }

.terminal-window {
  background: #050811;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  overflow: hidden;
  height: 550px;
  display: flex;
  flex-direction: column;
  box-shadow: var(--shadow-card);
}

.terminal-header {
  background: #0d121f;
  padding: 0.75rem 1rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-bottom: 1px solid var(--border-color);
}

.terminal-dots {
  display: flex;
  gap: 0.4rem;
}

.terminal-title {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--text-muted);
}

.terminal-body {
  flex: 1;
  padding: 1.25rem;
  font-family: var(--font-mono);
  font-size: 0.825rem;
  color: #e5e7eb;
  overflow-y: auto;
  white-space: pre-wrap;
  word-break: break-all;
  line-height: 1.6;
}

/* ─── DEPLOY & BACKUP GRID ───────────────────────────────────────────────── */
.deploy-grid, .grid-2col {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.5rem;
}

@media (max-width: 1024px) {
  .deploy-grid, .grid-2col {
    grid-template-columns: 1fr;
  }
}

.deploy-status-box {
  background: #050811;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  padding: 1.25rem;
  height: 320px;
  overflow-y: auto;
  font-family: var(--font-mono);
  font-size: 0.825rem;
}

.placeholder-msg {
  color: var(--text-dim);
  text-align: center;
  margin-top: 4rem;
}

.npm-summary-card {
  margin-top: 1.25rem;
  background: rgba(16, 185, 129, 0.1);
  border: 1px solid var(--color-success);
  border-radius: var(--radius-md);
  padding: 1.25rem;
}

.npm-summary-card h4 {
  color: var(--color-success);
  margin-bottom: 0.5rem;
}

.npm-summary-card ul {
  list-style: none;
  margin-top: 0.75rem;
}

.npm-summary-card li {
  font-size: 0.875rem;
  margin-bottom: 0.35rem;
}

/* ─── TOAST NOTIFICATIONS ────────────────────────────────────────────────── */
.toast-container {
  position: fixed;
  bottom: 2rem;
  right: 2rem;
  z-index: 10000;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.toast {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-left: 4px solid var(--color-primary);
  padding: 1rem 1.25rem;
  border-radius: var(--radius-sm);
  box-shadow: var(--shadow-card);
  font-size: 0.875rem;
  color: var(--text-main);
  animation: slideIn 0.3s ease;
}

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

@keyframes slideIn {
  from { transform: translateX(100%); opacity: 0; }
  to { transform: translateX(0); opacity: 1; }
}

/* ─── ESTRUTURA DO CLIENTE & DISK USAGE ─────────────────────────────────── */
.structure-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(340px, 1fr));
  gap: 1.5rem;
}

.client-structure-card {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 1.5rem;
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.25);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.client-card-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 1rem;
  border-bottom: 1px solid var(--border-color);
  padding-bottom: 0.75rem;
}

.client-card-header h4 {
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--text-main);
}

.client-card-details {
  font-size: 0.85rem;
  margin-bottom: 1.25rem;
}

.client-card-details p {
  margin-bottom: 0.4rem;
  color: var(--text-muted);
}

.client-card-details strong {
  color: var(--text-main);
}

.disk-breakdown {
  margin-top: 1rem;
  background: rgba(0, 0, 0, 0.2);
  padding: 0.85rem;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border-color);
}

.disk-breakdown-title {
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--text-muted);
  margin-bottom: 0.5rem;
  display: flex;
  justify-content: space-between;
}

.disk-progress-container {
  height: 8px;
  background: var(--bg-input);
  border-radius: 4px;
  overflow: hidden;
  display: flex;
  margin-bottom: 0.6rem;
}

.disk-segment {
  height: 100%;
}
.disk-segment.db { background-color: var(--color-primary); }
.disk-segment.media { background-color: var(--color-purple); }
.disk-segment.logs { background-color: var(--color-warning); }
.disk-segment.backups { background-color: var(--color-success); }

.disk-legend {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  font-size: 0.725rem;
  color: var(--text-dim);
}

.disk-legend-item {
  display: flex;
  align-items: center;
  gap: 0.25rem;
}

.btn-gdrive {
  background-color: rgba(245, 158, 11, 0.15);
  color: var(--color-warning);
  border: 1px solid rgba(245, 158, 11, 0.3);
}
.btn-gdrive:hover {
  background-color: rgba(245, 158, 11, 0.3);
}