:root {
  --bg-primary: #0b0f19;
  --bg-secondary: #111827;
  --bg-card: rgba(17, 24, 39, 0.75);
  --bg-card-hover: rgba(31, 41, 55, 0.85);
  --border-color: rgba(255, 255, 255, 0.08);
  --border-active: rgba(99, 102, 241, 0.5);

  --text-main: #f9fafb;
  --text-muted: #9ca3af;
  --text-dim: #6b7280;

  --accent-primary: #6366f1;
  --accent-primary-hover: #4f46e5;
  --accent-cyan: #06b6d4;
  --accent-emerald: #10b981;
  --accent-amber: #f59e0b;
  --accent-rose: #f43f5e;
  --accent-purple: #a855f7;

  --font-main: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  --font-heading: 'Outfit', sans-serif;

  --shadow-glow: 0 0 25px rgba(99, 102, 241, 0.25);
  --radius-lg: 16px;
  --radius-md: 12px;
  --radius-sm: 8px;
}

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

body {
  background-color: var(--bg-primary);
  background-image: 
    radial-gradient(at 0% 0%, rgba(99, 102, 241, 0.12) 0px, transparent 50%),
    radial-gradient(at 100% 100%, rgba(168, 85, 247, 0.1) 0px, transparent 50%);
  background-attachment: fixed;
  color: var(--text-main);
  font-family: var(--font-main);
  min-height: 100vh;
  padding: 24px;
}

.app-container {
  max-width: 1320px;
  margin: 0 auto;
}

/* Header */
.app-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 28px;
  background: var(--bg-card);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 20px 28px;
}

.brand {
  display: flex;
  align-items: center;
  gap: 16px;
}

.brand-icon {
  width: 48px;
  height: 48px;
  background: linear-gradient(135deg, var(--accent-primary), var(--accent-purple));
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 22px;
  color: #ffffff;
  box-shadow: var(--shadow-glow);
}

.brand h1 {
  font-family: var(--font-heading);
  font-size: 24px;
  font-weight: 700;
  letter-spacing: -0.5px;
}

.subtitle {
  color: var(--text-muted);
  font-size: 13px;
  margin-top: 2px;
}

.header-actions {
  display: flex;
  align-items: center;
  gap: 16px;
}

.live-pill {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(16, 185, 129, 0.12);
  border: 1px solid rgba(16, 185, 129, 0.3);
  color: #34d399;
  padding: 6px 14px;
  border-radius: 20px;
  font-size: 13px;
  font-weight: 500;
}

.pulse {
  color: #10b981;
  font-size: 8px;
  animation: pulse-glow 2s infinite;
}

@keyframes pulse-glow {
  0% { opacity: 0.3; transform: scale(0.9); }
  50% { opacity: 1; transform: scale(1.2); }
  100% { opacity: 0.3; transform: scale(0.9); }
}

.refresh-btn {
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--border-color);
  color: var(--text-main);
  width: 40px;
  height: 40px;
  border-radius: var(--radius-md);
  cursor: pointer;
  transition: all 0.2s ease;
  display: flex;
  align-items: center;
  justify-content: center;
}

.refresh-btn:hover {
  background: rgba(255, 255, 255, 0.12);
  transform: rotate(45deg);
}

/* Dashboard Grid */
.dashboard-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 24px;
}

.card {
  background: var(--bg-card);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 24px;
}

.card-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 20px;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--border-color);
}

.card-header h2 {
  font-family: var(--font-heading);
  font-size: 18px;
  font-weight: 600;
  display: flex;
  align-items: center;
  gap: 10px;
  color: var(--text-main);
}

.badge-hetzner {
  background: rgba(220, 38, 38, 0.15);
  border: 1px solid rgba(220, 38, 38, 0.3);
  color: #f87171;
  padding: 4px 10px;
  border-radius: var(--radius-sm);
  font-size: 12px;
  font-weight: 600;
}

/* System Metrics */
.metrics-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 16px;
}

.metric-box {
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 16px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.metric-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 12px;
}

.metric-title {
  font-size: 13px;
  color: var(--text-muted);
  font-weight: 500;
  display: flex;
  align-items: center;
  gap: 8px;
}

.metric-value {
  font-family: var(--font-heading);
  font-size: 20px;
  font-weight: 700;
  color: var(--accent-cyan);
}

.progress-bar {
  background: rgba(255, 255, 255, 0.08);
  height: 8px;
  border-radius: 4px;
  overflow: hidden;
  margin-bottom: 10px;
}

.progress-fill {
  background: linear-gradient(90deg, var(--accent-cyan), var(--accent-primary));
  height: 100%;
  border-radius: 4px;
  transition: width 0.4s ease;
}

.progress-ram {
  background: linear-gradient(90deg, var(--accent-purple), var(--accent-rose));
}

.progress-disk {
  background: linear-gradient(90deg, var(--accent-amber), var(--accent-emerald));
}

.metric-footer {
  font-size: 12px;
  color: var(--text-dim);
}

.net-stats {
  display: flex;
  gap: 16px;
  font-size: 14px;
  margin-bottom: 8px;
}

.net-stats span {
  color: var(--text-muted);
}

.net-stats strong {
  color: var(--text-main);
}

/* Modes Grid */
.modes-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(230px, 1fr));
  gap: 16px;
}

.mode-btn {
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 18px;
  text-align: left;
  cursor: pointer;
  transition: all 0.25s cubic-bezier(0.4, 0, 0.2, 1);
  display: flex;
  flex-direction: column;
  gap: 12px;
  position: relative;
  overflow: hidden;
}

.mode-btn:hover {
  background: var(--bg-card-hover);
  border-color: var(--border-active);
  transform: translateY(-2px);
  box-shadow: var(--shadow-glow);
}

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

.mode-icon {
  width: 40px;
  height: 40px;
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 18px;
  background: rgba(99, 102, 241, 0.15);
  color: var(--accent-primary);
}

.mode-code-btn .mode-icon { background: rgba(6, 182, 212, 0.15); color: var(--accent-cyan); }
.mode-game-btn .mode-icon { background: rgba(245, 158, 11, 0.15); color: var(--accent-amber); }
.mode-arosia-btn .mode-icon { background: rgba(16, 185, 129, 0.15); color: var(--accent-emerald); }
.mode-hermes-btn .mode-icon { background: rgba(168, 85, 247, 0.15); color: var(--accent-purple); }
.mode-stop-btn .mode-icon { background: rgba(244, 63, 94, 0.15); color: var(--accent-rose); }

.mode-info h3 {
  font-family: var(--font-heading);
  font-size: 16px;
  font-weight: 600;
  color: var(--text-main);
}

.mode-info p {
  font-size: 12px;
  color: var(--text-muted);
  margin-top: 4px;
  line-height: 1.4;
}

.hint {
  font-size: 12px;
  color: var(--text-muted);
}

/* Container List */
.search-box {
  position: relative;
  width: 240px;
}

.search-box i {
  position: absolute;
  left: 12px;
  top: 50%;
  transform: translateY(-50%);
  color: var(--text-dim);
  font-size: 13px;
}

.search-box input {
  width: 100%;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  padding: 8px 12px 8px 34px;
  color: var(--text-main);
  font-size: 13px;
  outline: none;
  transition: all 0.2s ease;
}

.search-box input:focus {
  border-color: var(--accent-primary);
  background: rgba(255, 255, 255, 0.08);
}

.container-list {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.container-item {
  background: rgba(255, 255, 255, 0.02);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 16px 20px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  transition: all 0.2s ease;
}

.container-item:hover {
  background: rgba(255, 255, 255, 0.04);
}

.container-status-badge {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--text-dim);
  box-shadow: 0 0 8px rgba(0,0,0,0.5);
}

.container-status-badge.running {
  background: var(--accent-emerald);
  box-shadow: 0 0 10px rgba(16, 185, 129, 0.6);
}

.container-status-badge.exited {
  background: var(--accent-rose);
}

.container-main-info {
  display: flex;
  align-items: center;
  gap: 16px;
  flex: 1;
}

.container-names h4 {
  font-size: 15px;
  font-weight: 600;
  color: var(--text-main);
}

.container-names p {
  font-size: 12px;
  color: var(--text-muted);
  margin-top: 2px;
  font-family: monospace;
}

.container-ports {
  font-size: 12px;
  color: var(--accent-cyan);
  background: rgba(6, 182, 212, 0.1);
  padding: 4px 8px;
  border-radius: 4px;
}

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

.action-btn {
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--border-color);
  color: var(--text-main);
  padding: 6px 12px;
  border-radius: var(--radius-sm);
  font-size: 12px;
  font-weight: 500;
  cursor: pointer;
  transition: all 0.2s ease;
  display: flex;
  align-items: center;
  gap: 6px;
}

.action-btn:hover {
  background: rgba(255, 255, 255, 0.12);
}

.btn-start { color: var(--accent-emerald); }
.btn-start:hover { background: rgba(16, 185, 129, 0.2); }

.btn-stop { color: var(--accent-rose); }
.btn-stop:hover { background: rgba(244, 63, 94, 0.2); }

.btn-restart { color: var(--accent-amber); }
.btn-restart:hover { background: rgba(245, 158, 11, 0.2); }

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

/* Modal */
.modal-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  background: rgba(0, 0, 0, 0.7);
  backdrop-filter: blur(8px);
  display: none;
  align-items: center;
  justify-content: center;
  z-index: 100;
}

.modal-overlay.active {
  display: flex;
}

.modal-content {
  background: var(--bg-secondary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  width: 90%;
  max-width: 850px;
  max-height: 80vh;
  display: flex;
  flex-direction: column;
  box-shadow: 0 20px 50px rgba(0,0,0,0.8);
}

.modal-header {
  padding: 16px 20px;
  border-bottom: 1px solid var(--border-color);
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.modal-header h3 {
  font-size: 16px;
  color: var(--text-main);
}

.modal-close {
  background: none;
  border: none;
  color: var(--text-muted);
  font-size: 24px;
  cursor: pointer;
}

.modal-body {
  padding: 20px;
  overflow-y: auto;
  flex: 1;
}

#modal-logs-content {
  font-family: 'Courier New', Courier, monospace;
  font-size: 12px;
  color: #a7f3d0;
  background: #050811;
  padding: 16px;
  border-radius: var(--radius-sm);
  white-space: pre-wrap;
  word-break: break-all;
}

/* Toast */
#toast-container {
  position: fixed;
  bottom: 24px;
  right: 24px;
  display: flex;
  flex-direction: column;
  gap: 10px;
  z-index: 1000;
}

.toast {
  background: var(--bg-secondary);
  border: 1px solid var(--border-color);
  color: var(--text-main);
  padding: 12px 18px;
  border-radius: var(--radius-md);
  font-size: 13px;
  box-shadow: 0 10px 30px rgba(0,0,0,0.5);
  display: flex;
  align-items: center;
  gap: 10px;
  animation: slide-in 0.3s ease;
}

.toast-success { border-color: var(--accent-emerald); }
.toast-error { border-color: var(--accent-rose); }

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

.loading-state {
  text-align: center;
  padding: 40px;
  color: var(--text-muted);
}