/* AEGIS SSH MONITOR DESIGN SYSTEM */

:root {
  --font-display: 'Outfit', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  --font-body: 'Inter', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  --font-mono: 'Fira Code', Consolas, Monaco, "Courier New", monospace;

  /* Colors */
  --bg-primary: #0a0d14;
  --bg-secondary: #0f131e;
  --card-bg: rgba(21, 28, 44, 0.65);
  --card-border: rgba(255, 255, 255, 0.06);
  --card-hover-border: rgba(0, 198, 255, 0.25);
  
  --text-primary: #ffffff;
  --text-secondary: #8e9bb2;
  --text-muted: #57657a;
  
  /* Accent Colors */
  --primary: #00b4d8;
  --primary-gradient: linear-gradient(135deg, #00f2fe 0%, #4facfe 100%);
  --primary-glow: rgba(0, 242, 254, 0.2);
  
  --success: #10b981;
  --success-glow: rgba(16, 185, 129, 0.15);
  
  --warning: #f59e0b;
  --warning-glow: rgba(245, 158, 11, 0.15);
  
  --danger: #ef4444;
  --danger-glow: rgba(239, 68, 68, 0.15);

  --info: #3b82f6;
  --info-glow: rgba(59, 130, 246, 0.15);

  /* Shadows and Blurs */
  --shadow-sm: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
  --shadow-md: 0 10px 15px -3px rgba(0, 0, 0, 0.2), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
  --shadow-lg: 0 20px 25px -5px rgba(0, 0, 0, 0.3), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
  --shadow-glow: 0 0 20px 0 var(--primary-glow);
  --blur-md: blur(16px);
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 16px;
  
  --transition-fast: 0.15s ease;
  --transition-normal: 0.25s ease;
}

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

body {
  font-family: var(--font-body);
  background-color: var(--bg-primary);
  color: var(--text-primary);
  overflow-x: hidden;
  min-height: 100vh;
  position: relative;
  -webkit-font-smoothing: antialiased;
}

/* Ambient glows */
.ambient-glow {
  position: absolute;
  border-radius: 50%;
  pointer-events: none;
  z-index: 0;
  filter: blur(120px);
  opacity: 0.12;
}

.glow-1 {
  width: 500px;
  height: 500px;
  background: radial-gradient(circle, #00f2fe 0%, transparent 70%);
  top: -100px;
  right: -50px;
}

.glow-2 {
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, #7f00ff 0%, transparent 70%);
  bottom: -200px;
  left: -100px;
}

/* Layout */
.app-container {
  display: flex;
  min-height: 100vh;
  position: relative;
  z-index: 1;
}

/* Sidebar */
.sidebar {
  width: 280px;
  background-color: var(--bg-secondary);
  border-right: 1px solid var(--card-border);
  display: flex;
  flex-direction: column;
  padding: 24px;
  flex-shrink: 0;
}

.sidebar-brand {
  display: flex;
  align-items: center;
  gap: 16px;
  margin-bottom: 40px;
}

.brand-icon {
  font-size: 28px;
  background: var(--primary-gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  filter: drop-shadow(0 0 10px rgba(0, 242, 254, 0.4));
}

.brand-text h1 {
  font-family: var(--font-display);
  font-size: 20px;
  font-weight: 800;
  letter-spacing: 1px;
}

.brand-text span {
  font-size: 11px;
  color: var(--text-secondary);
  letter-spacing: 2px;
  font-weight: 600;
}

.sidebar-nav {
  display: flex;
  flex-direction: column;
  gap: 8px;
  flex-grow: 1;
}

.nav-item {
  background: none;
  border: none;
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 14px 18px;
  color: var(--text-secondary);
  font-family: var(--font-display);
  font-size: 15px;
  font-weight: 500;
  border-radius: var(--radius-md);
  cursor: pointer;
  text-align: left;
  transition: var(--transition-normal);
}

.nav-item:hover {
  color: var(--text-primary);
  background-color: rgba(255, 255, 255, 0.03);
}

.nav-item.active {
  color: var(--text-primary);
  background-color: rgba(0, 180, 216, 0.12);
  border-left: 3px solid var(--primary);
  box-shadow: inset 5px 0 15px -5px rgba(0, 180, 216, 0.2);
}

.nav-item i {
  font-size: 18px;
  width: 24px;
}

.sidebar-footer {
  display: flex;
  align-items: center;
  gap: 12px;
  padding-top: 20px;
  border-top: 1px solid var(--card-border);
}

.status-indicator {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  position: relative;
}

.status-indicator.online {
  background-color: var(--success);
  box-shadow: 0 0 10px var(--success);
  animation: pulse 2s infinite;
}

@keyframes pulse {
  0% { transform: scale(0.95); box-shadow: 0 0 0 0 rgba(16, 185, 129, 0.7); }
  70% { transform: scale(1); box-shadow: 0 0 0 8px rgba(16, 185, 129, 0); }
  100% { transform: scale(0.95); box-shadow: 0 0 0 0 rgba(16, 185, 129, 0); }
}

.footer-status-text {
  font-size: 12px;
  color: var(--text-secondary);
  font-weight: 500;
}

/* Main Content Area */
.main-content {
  flex-grow: 1;
  display: flex;
  flex-direction: column;
  padding: 40px;
  max-width: 1600px;
  width: 100%;
  margin: 0 auto;
}

.top-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 32px;
}

.header-title h2 {
  font-family: var(--font-display);
  font-size: 28px;
  font-weight: 700;
  margin-bottom: 4px;
}

.header-title p {
  color: var(--text-secondary);
  font-size: 14px;
}

/* Buttons */
.btn {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 14px;
  padding: 10px 20px;
  border-radius: var(--radius-md);
  border: none;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  transition: var(--transition-fast);
}

.btn-primary {
  background: var(--primary-gradient);
  color: var(--text-primary);
  box-shadow: var(--shadow-glow);
}

.btn-primary:hover {
  transform: translateY(-1px);
  filter: brightness(1.1);
  box-shadow: 0 0 25px rgba(0, 242, 254, 0.4);
}

.btn-secondary {
  background-color: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--card-border);
  color: var(--text-primary);
}

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

.btn-danger {
  background-color: var(--danger);
  color: var(--text-primary);
}

.btn-danger:hover {
  filter: brightness(1.1);
}

.btn-icon-only {
  width: 42px;
  height: 42px;
  padding: 0;
  border-radius: 50%;
  background-color: var(--bg-secondary);
  border: 1px solid var(--card-border);
  color: var(--text-secondary);
}

.btn-icon-only:hover {
  color: var(--text-primary);
  background-color: rgba(255, 255, 255, 0.03);
}

.btn-text {
  background: none;
  border: none;
  color: var(--primary);
  padding: 0;
  font-size: 14px;
}

.btn-text:hover {
  text-decoration: underline;
  color: var(--text-primary);
}

.btn-sm {
  padding: 6px 12px;
  font-size: 12px;
  border-radius: var(--radius-sm);
}

/* Panels */
.panels-container {
  flex-grow: 1;
  position: relative;
}

.panel {
  display: none;
  animation: fadeIn 0.3s ease-out;
  flex-direction: column;
  gap: 32px;
}

.panel.active {
  display: flex;
}

@keyframes fadeIn {
  from { opacity: 0; transform: translateY(8px); }
  to { opacity: 1; transform: translateY(0); }
}

/* Metric Cards */
.metrics-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 24px;
}

.metric-card {
  background-color: var(--card-bg);
  backdrop-filter: var(--blur-md);
  border: 1px solid var(--card-border);
  border-radius: var(--radius-lg);
  padding: 24px;
  display: flex;
  align-items: center;
  gap: 20px;
  box-shadow: var(--shadow-sm);
  transition: var(--transition-normal);
}

.metric-card:hover {
  border-color: var(--card-hover-border);
  transform: translateY(-2px);
}

.metric-icon {
  width: 56px;
  height: 56px;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 24px;
}

.metric-icon.bg-blue { background-color: var(--info-glow); color: var(--info); }
.metric-icon.bg-green { background-color: var(--success-glow); color: var(--success); }
.metric-icon.bg-red { background-color: var(--danger-glow); color: var(--danger); }

.metric-details {
  display: flex;
  flex-direction: column;
}

.metric-label {
  font-size: 13px;
  font-weight: 600;
  color: var(--text-secondary);
  text-transform: uppercase;
  letter-spacing: 0.5px;
  margin-bottom: 4px;
}

.metric-value {
  font-family: var(--font-display);
  font-size: 28px;
  font-weight: 800;
  line-height: 1.2;
}

.metric-subtext {
  font-size: 12px;
  color: var(--text-muted);
  margin-top: 4px;
}

/* Cards */
.content-card {
  background-color: var(--card-bg);
  backdrop-filter: var(--blur-md);
  border: 1px solid var(--card-border);
  border-radius: var(--radius-lg);
  display: flex;
  flex-direction: column;
  box-shadow: var(--shadow-md);
  overflow: hidden;
}

.card-header {
  padding: 24px;
  border-bottom: 1px solid var(--card-border);
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.card-header h3 {
  font-family: var(--font-display);
  font-size: 18px;
  font-weight: 700;
}

.card-body {
  padding: 24px;
}

/* Tables */
.table-responsive {
  overflow-x: auto;
  width: 100%;
}

.data-table {
  width: 100%;
  border-collapse: collapse;
  text-align: left;
  font-size: 14px;
}

.data-table th {
  padding: 16px 24px;
  font-weight: 600;
  color: var(--text-secondary);
  border-bottom: 1px solid var(--card-border);
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.data-table td {
  padding: 16px 24px;
  color: var(--text-primary);
  border-bottom: 1px solid var(--card-border);
}

.data-table tbody tr {
  transition: var(--transition-fast);
}

.data-table tbody tr:hover {
  background-color: rgba(255, 255, 255, 0.02);
}

.font-mono {
  font-family: var(--font-mono);
  font-size: 13px;
  background-color: rgba(0, 0, 0, 0.2);
  padding: 2px 6px;
  border-radius: var(--radius-sm);
}

/* Layout splits */
.overview-layout {
  display: grid;
  grid-template-columns: 2fr 1fr;
  gap: 32px;
}

/* Badges */
.badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 4px 10px;
  border-radius: 20px;
  font-size: 11px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.badge-success { background-color: var(--success-glow); color: var(--success); }
.badge-warning { background-color: var(--warning-glow); color: var(--warning); }
.badge-danger { background-color: var(--danger-glow); color: var(--danger); }
.badge-info { background-color: var(--info-glow); color: var(--info); }
.badge-muted { background-color: rgba(255, 255, 255, 0.05); color: var(--text-secondary); }

/* Recent alerts feed */
.recent-alerts-list {
  display: flex;
  flex-direction: column;
  gap: 16px;
  max-height: 400px;
  overflow-y: auto;
}

.alert-feed-item {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  padding: 12px;
  border-radius: var(--radius-md);
  background-color: rgba(255, 255, 255, 0.01);
  border: 1px solid rgba(255, 255, 255, 0.02);
  transition: var(--transition-fast);
  cursor: pointer;
}

.alert-feed-item:hover {
  background-color: rgba(255, 255, 255, 0.03);
  border-color: rgba(255, 255, 255, 0.08);
}

.alert-feed-icon {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.alert-feed-content {
  flex-grow: 1;
}

.alert-feed-title {
  font-size: 13px;
  font-weight: 600;
  word-break: break-all;
  margin-bottom: 4px;
}

.alert-feed-meta {
  display: flex;
  justify-content: space-between;
  font-size: 11px;
  color: var(--text-muted);
}

/* Servers panel layout */
.servers-layout {
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  gap: 32px;
  align-items: start;
}

.servers-grid {
  display: flex;
  flex-direction: column;
  gap: 20px;
  margin-top: 20px;
}

.server-card {
  background-color: var(--card-bg);
  border: 1px solid var(--card-border);
  border-radius: var(--radius-lg);
  padding: 24px;
  box-shadow: var(--shadow-sm);
  position: relative;
  overflow: hidden;
  transition: var(--transition-normal);
}

.server-card:hover {
  border-color: var(--card-hover-border);
  transform: translateY(-2px);
}

.server-card-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  margin-bottom: 16px;
}

.server-card-title h4 {
  font-family: var(--font-display);
  font-size: 18px;
  font-weight: 700;
  margin-bottom: 4px;
}

.server-card-title span {
  font-size: 13px;
  color: var(--text-secondary);
  font-family: var(--font-mono);
}

.server-card-body {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px 24px;
  margin-bottom: 24px;
  font-size: 13px;
  color: var(--text-secondary);
}

.server-card-footer {
  display: flex;
  justify-content: space-between;
  align-items: center;
  border-top: 1px solid var(--card-border);
  padding-top: 16px;
}

.server-actions {
  display: flex;
  gap: 8px;
}

/* Forms */
.form-group {
  margin-bottom: 20px;
}

.form-group > label {
  display: block;
  font-size: 13px;
  font-weight: 600;
  margin-bottom: 8px;
  color: var(--text-secondary);
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.form-group input[type="text"],
.form-group input[type="number"],
.form-group input[type="password"],
.form-group select,
.form-group textarea {
  width: 100%;
  padding: 12px 16px;
  background-color: rgba(0, 0, 0, 0.25);
  border: 1px solid var(--card-border);
  border-radius: var(--radius-md);
  color: var(--text-primary);
  font-family: var(--font-body);
  font-size: 14px;
  transition: var(--transition-fast);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: 0 0 10px rgba(0, 180, 216, 0.15);
}

.form-row {
  display: flex;
  gap: 16px;
}

.col-8 { flex: 2; }
.col-4 { flex: 1; }

.form-help {
  display: block;
  font-size: 11px;
  color: var(--text-muted);
  margin-top: 6px;
}

.form-actions {
  display: flex;
  justify-content: flex-end;
  gap: 12px;
  margin-top: 10px;
}

/* Toggle Switch */
.toggle-switch {
  position: relative;
  width: 50px;
  height: 26px;
}

.toggle-switch input {
  opacity: 0;
  width: 0;
  height: 0;
}

.toggle-switch label {
  position: absolute;
  cursor: pointer;
  top: 0; left: 0; right: 0; bottom: 0;
  background-color: rgba(255, 255, 255, 0.08);
  border: 1px solid var(--card-border);
  transition: background-color 0.3s;
  border-radius: 26px;
}

.toggle-switch label:before {
  position: absolute;
  content: "";
  height: 18px;
  width: 18px;
  left: 3px;
  top: 3px;
  background-color: white;
  transition: transform 0.3s;
  border-radius: 50%;
  box-shadow: var(--shadow-sm);
}

.toggle-switch input:checked + label {
  background: var(--primary-gradient);
}

.toggle-switch input:checked + label:before {
  transform: translateX(24px);
}

/* Explorer Filter Bar */
.explorer-filter-bar {
  display: flex;
  gap: 20px;
  padding: 24px;
  border-bottom: 1px solid var(--card-border);
  align-items: flex-end;
  flex-wrap: wrap;
}

.filter-group {
  display: flex;
  flex-direction: column;
  gap: 8px;
  min-width: 180px;
}

.filter-group label {
  font-size: 11px;
  font-weight: 700;
  color: var(--text-secondary);
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.filter-group select {
  padding: 10px 14px;
  background-color: rgba(0, 0, 0, 0.2);
  border: 1px solid var(--card-border);
  border-radius: var(--radius-sm);
  color: var(--text-primary);
  font-size: 13px;
}

.flex-grow {
  flex-grow: 1;
}

.search-input-wrapper {
  position: relative;
  display: flex;
  align-items: center;
}

.search-input-wrapper i {
  position: absolute;
  left: 14px;
  color: var(--text-muted);
}

.search-input-wrapper input {
  width: 100%;
  padding: 10px 14px 10px 38px;
  background-color: rgba(0, 0, 0, 0.2);
  border: 1px solid var(--card-border);
  border-radius: var(--radius-sm);
  color: var(--text-primary);
  font-size: 13px;
}

.empty-state {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 80px 24px;
  color: var(--text-secondary);
  gap: 16px;
}

.empty-state i {
  font-size: 48px;
  background: var(--primary-gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  opacity: 0.8;
}

.empty-state p {
  font-size: 15px;
  font-weight: 500;
}

/* Modals */
.modal-backdrop {
  position: fixed;
  top: 0; left: 0; right: 0; bottom: 0;
  background-color: rgba(5, 7, 12, 0.85);
  backdrop-filter: blur(8px);
  z-index: 100;
  display: none;
  align-items: center;
  justify-content: center;
  padding: 24px;
  animation: fadeIn 0.2s ease-out;
}

.modal {
  width: 100%;
  max-width: 1000px;
  background-color: var(--bg-secondary);
  border: 1px solid var(--card-border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
  display: flex;
  flex-direction: column;
  max-height: 90vh;
  overflow: hidden;
  animation: modalSlide 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}

@keyframes modalSlide {
  from { transform: translateY(24px) scale(0.98); }
  to { transform: translateY(0) scale(1); }
}

.modal-header {
  padding: 24px 32px;
  border-bottom: 1px solid var(--card-border);
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.modal-title-area {
  display: flex;
  align-items: center;
  gap: 16px;
  max-width: 85%;
}

.action-badge {
  padding: 4px 8px;
  border-radius: 4px;
  font-size: 10px;
  font-weight: 800;
  color: white;
}

.action-badge.CREATED { background-color: var(--success); }
.action-badge.MODIFIED { background-color: var(--warning); }
.action-badge.DELETED { background-color: var(--danger); }

#modal-filepath {
  font-family: var(--font-mono);
  font-size: 16px;
  font-weight: 500;
  color: var(--text-primary);
  word-break: break-all;
}

.modal-close {
  background: none;
  border: none;
  font-size: 28px;
  color: var(--text-secondary);
  cursor: pointer;
  transition: var(--transition-fast);
}

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

.modal-meta-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 16px;
  padding: 20px 32px;
  background-color: rgba(0, 0, 0, 0.15);
  border-bottom: 1px solid var(--card-border);
  font-size: 13px;
}

.meta-item {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.meta-label {
  color: var(--text-muted);
  font-weight: 600;
  text-transform: uppercase;
  font-size: 10px;
  letter-spacing: 0.5px;
}

.meta-value {
  color: var(--text-secondary);
  font-weight: 500;
}

.modal-tabs {
  display: flex;
  padding: 0 32px;
  border-bottom: 1px solid var(--card-border);
  background-color: var(--bg-secondary);
}

.tab-btn {
  background: none;
  border: none;
  padding: 16px 24px;
  color: var(--text-secondary);
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 14px;
  cursor: pointer;
  border-bottom: 2px solid transparent;
  transition: var(--transition-fast);
}

.tab-btn:hover {
  color: var(--text-primary);
}

.tab-btn.active {
  color: var(--primary);
  border-bottom-color: var(--primary);
}

.modal-body {
  flex-grow: 1;
  overflow-y: auto;
  padding: 32px;
  background-color: #06090f;
}

.modal-tab-content {
  display: none;
}

.modal-tab-content.active {
  display: block;
}

.code-container {
  border: 1px solid var(--card-border);
  border-radius: var(--radius-md);
  background-color: #0b0f19;
  padding: 24px;
  overflow: auto;
  max-height: 50vh;
}

pre {
  margin: 0;
}

code {
  font-family: var(--font-mono);
  font-size: 13px;
  line-height: 1.6;
  color: #c9d1d9;
}

.modal-footer {
  padding: 24px 32px;
  border-top: 1px solid var(--card-border);
  display: flex;
  justify-content: space-between;
  align-items: center;
}

/* Diff Rendering */
.diff-header-info {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
  margin-bottom: 16px;
  font-size: 12px;
  font-weight: 600;
  text-transform: uppercase;
}

.diff-version {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 8px 12px;
  border-radius: var(--radius-sm);
}

.diff-version.old { background-color: rgba(255, 255, 255, 0.03); color: var(--text-secondary); }
.diff-version.new { background-color: var(--warning-glow); color: var(--warning); }

.diff-line {
  display: flex;
  font-family: var(--font-mono);
  font-size: 13px;
  line-height: 1.5;
  white-space: pre-wrap;
  word-break: break-all;
}

.diff-num {
  width: 40px;
  color: var(--text-muted);
  text-align: right;
  padding-right: 12px;
  user-select: none;
  border-right: 1px solid rgba(255, 255, 255, 0.05);
  margin-right: 12px;
}

.diff-text {
  flex-grow: 1;
}

.diff-added {
  background-color: rgba(16, 185, 129, 0.12);
  color: #34d399;
}
.diff-added .diff-num {
  color: #059669;
}

.diff-removed {
  background-color: rgba(239, 68, 68, 0.12);
  color: #f87171;
}
.diff-removed .diff-num {
  color: #b91c1c;
}

.diff-context {
  color: #c9d1d9;
}

/* Scrollbar Styling */
::-webkit-scrollbar {
  width: 8px;
  height: 8px;
}

::-webkit-scrollbar-track {
  background: rgba(0, 0, 0, 0.1);
}

::-webkit-scrollbar-thumb {
  background: rgba(255, 255, 255, 0.08);
  border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
  background: rgba(255, 255, 255, 0.15);
}