@import url('https://fonts.googleapis.com/css2?family=Outfit:wght@300;400;500;600;700;800&family=Plus+Jakarta+Sans:wght@300;400;500;600;700&display=swap');

:root {
  /* Dark space nebula palette */
  --bg-gradient: radial-gradient(circle at 50% 0%, #1e1538 0%, #0d0a1b 70%, #06040e 100%);
  --panel-bg: rgba(20, 16, 38, 0.55);
  --panel-border: rgba(255, 255, 255, 0.06);
  --panel-border-hover: rgba(255, 255, 255, 0.12);
  
  /* Text colors */
  --text-primary: #f3f0ff;
  --text-secondary: #a59fc4;
  --text-muted: #6a648a;

  /* Accent states with vibrant neon glow */
  --color-online: #00ffaa;
  --color-online-glow: rgba(0, 255, 170, 0.25);
  
  --color-offline: #ff4a70;
  --color-offline-glow: rgba(255, 74, 112, 0.25);
  
  --color-warning: #ffb800;
  --color-warning-glow: rgba(255, 184, 0, 0.25);
  
  --color-accent-gradient: linear-gradient(135deg, #7f56da 0%, #3f2b96 100%);
  --color-neon-blue: #00d2ff;
  --color-neon-purple: #9d4edd;
  
  /* Fonts */
  --font-display: 'Outfit', sans-serif;
  --font-body: 'Plus Jakarta Sans', sans-serif;
  
  /* Spacers & Radius */
  --radius-sm: 8px;
  --radius-md: 16px;
  --radius-lg: 24px;
  --transition-smooth: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

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

body {
  font-family: var(--font-body);
  background: var(--bg-gradient);
  background-attachment: fixed;
  color: var(--text-primary);
  min-height: 100vh;
  line-height: 1.6;
  overflow-x: hidden;
  padding: 2rem 1rem;
}

/* Glassmorphism utility */
.glass-panel {
  background: var(--panel-bg);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border: 1px solid var(--panel-border);
  border-radius: var(--radius-md);
  box-shadow: 0 8px 32px 0 rgba(0, 0, 0, 0.4);
  transition: var(--transition-smooth);
}

.glass-panel:hover {
  border-color: var(--panel-border-hover);
  box-shadow: 0 12px 40px 0 rgba(0, 0, 0, 0.5);
  transform: translateY(-2px);
}

/* Container */
.container {
  max-width: 1400px;
  margin: 0 auto;
}

/* Header styling */
header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 2.5rem;
  padding: 1.5rem;
  border-radius: var(--radius-lg);
  background: rgba(13, 10, 27, 0.4);
  border: 1px solid rgba(255, 255, 255, 0.04);
}

.brand-section {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.logo-container {
  width: 50px;
  height: 50px;
  border-radius: var(--radius-sm);
  background: linear-gradient(135deg, var(--color-neon-blue), var(--color-neon-purple));
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 0 20px rgba(0, 210, 255, 0.4);
}

.logo-icon {
  font-size: 1.5rem;
  font-weight: 800;
  color: #fff;
  font-family: var(--font-display);
}

.brand-title h1 {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.75rem;
  letter-spacing: -0.5px;
  background: linear-gradient(to right, #ffffff, #c7beff);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

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

.controls {
  display: flex;
  align-items: center;
  gap: 1.25rem;
}

.status-indicator {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  background: rgba(255, 255, 255, 0.03);
  padding: 0.5rem 1rem;
  border-radius: 50px;
  font-size: 0.85rem;
  border: 1px solid rgba(255, 255, 255, 0.05);
}

.status-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--color-online);
  box-shadow: 0 0 10px var(--color-online);
}

.status-dot.loading {
  background: var(--color-warning);
  box-shadow: 0 0 10px var(--color-warning);
  animation: pulse-loading 1.2s infinite ease-in-out;
}

.btn-refresh {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 0.9rem;
  background: linear-gradient(135deg, #7f56da 0%, #5d34b3 100%);
  color: white;
  border: none;
  padding: 0.75rem 1.5rem;
  border-radius: var(--radius-sm);
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: 0.5rem;
  transition: var(--transition-smooth);
  box-shadow: 0 4px 15px rgba(127, 86, 218, 0.3);
}

.btn-refresh:hover {
  transform: translateY(-1px);
  box-shadow: 0 6px 20px rgba(127, 86, 218, 0.5);
  background: linear-gradient(135deg, #8b62e6 0%, #683dbf 100%);
}

.btn-refresh:active {
  transform: translateY(1px);
}

.btn-refresh svg {
  transition: transform 0.6s ease;
}

.btn-refresh.loading svg {
  animation: rotate-loader 1s infinite linear;
}

/* Overview Summary Grid */
.summary-container {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 1.5rem;
  margin-bottom: 2.5rem;
}

.summary-card {
  padding: 1.5rem;
  display: flex;
  align-items: center;
  gap: 1.25rem;
  border-radius: var(--radius-md);
  position: relative;
  overflow: hidden;
}

.summary-card::after {
  content: '';
  position: absolute;
  top: 0;
  right: 0;
  width: 100px;
  height: 100px;
  background: radial-gradient(circle, rgba(255,255,255,0.03) 0%, rgba(255,255,255,0) 70%);
  border-radius: 50%;
}

.summary-icon {
  width: 54px;
  height: 54px;
  border-radius: var(--radius-sm);
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid rgba(255, 255, 255, 0.06);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-neon-blue);
  font-size: 1.5rem;
}

.summary-icon.orange {
  color: var(--color-warning);
}

.summary-icon.green {
  color: var(--color-online);
}

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

.summary-label {
  font-size: 0.85rem;
  color: var(--text-secondary);
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.summary-value {
  font-family: var(--font-display);
  font-size: 1.75rem;
  font-weight: 700;
  margin-top: 0.25rem;
}

/* Rigs Grid Section */
.section-title {
  font-family: var(--font-display);
  font-size: 1.5rem;
  font-weight: 600;
  margin-bottom: 1.5rem;
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.section-title span {
  font-size: 0.9rem;
  padding: 0.25rem 0.75rem;
  border-radius: 50px;
  background: rgba(255,255,255,0.04);
  color: var(--text-secondary);
}

.rigs-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
  gap: 1.75rem;
}

@media (max-width: 500px) {
  .rigs-grid {
    grid-template-columns: 1fr;
  }
}

/* Individual Rig Cards */
.rig-card {
  border-radius: var(--radius-lg);
  padding: 1.75rem;
  position: relative;
  overflow: hidden;
}

.rig-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  margin-bottom: 1.5rem;
  padding-bottom: 1rem;
  border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

.rig-info {
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
}

.rig-name-row {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.rig-name {
  font-family: var(--font-display);
  font-size: 1.35rem;
  font-weight: 700;
  color: #fff;
}

.rig-badge {
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  padding: 0.2rem 0.6rem;
  border-radius: 50px;
  display: flex;
  align-items: center;
  gap: 0.35rem;
}

.rig-badge.online {
  background: var(--color-online-glow);
  color: var(--color-online);
  border: 1px solid rgba(0, 255, 170, 0.15);
}

.rig-badge.offline {
  background: var(--color-offline-glow);
  color: var(--color-offline);
  border: 1px solid rgba(255, 74, 112, 0.15);
}

.rig-ip {
  font-size: 0.8rem;
  color: var(--text-secondary);
  font-family: monospace;
}

.rig-meta {
  display: flex;
  gap: 1rem;
  font-size: 0.8rem;
  color: var(--text-muted);
  margin-top: 0.25rem;
}

/* Quick Rig Stats Row */
.rig-quick-stats {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
  margin-bottom: 1.5rem;
}

.quick-stat-box {
  background: rgba(255, 255, 255, 0.015);
  border: 1px solid rgba(255, 255, 255, 0.03);
  border-radius: var(--radius-md);
  padding: 1rem;
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.quick-stat-label {
  font-size: 0.75rem;
  color: var(--text-secondary);
  text-transform: uppercase;
  letter-spacing: 0.5px;
  margin-bottom: 0.25rem;
}

.quick-stat-value {
  font-family: var(--font-display);
  font-size: 1.35rem;
  font-weight: 700;
}

.quick-stat-value.hashrate {
  color: var(--color-neon-blue);
  text-shadow: 0 0 10px rgba(0, 210, 255, 0.2);
}

.quick-stat-value.temp.critical {
  color: var(--color-offline);
  text-shadow: 0 0 10px rgba(255, 74, 112, 0.2);
}
.quick-stat-value.temp.warning {
  color: var(--color-warning);
  text-shadow: 0 0 10px rgba(255, 184, 0, 0.2);
}
.quick-stat-value.temp.normal {
  color: var(--color-online);
  text-shadow: 0 0 10px rgba(0, 255, 170, 0.2);
}

/* GPUs Grid inside Rig Card */
.gpus-list {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.gpu-item {
  background: rgba(255, 255, 255, 0.02);
  border: 1px solid rgba(255, 255, 255, 0.04);
  border-radius: var(--radius-md);
  padding: 0.85rem 1.25rem;
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr 1fr;
  align-items: center;
  transition: var(--transition-smooth);
}

.gpu-item:hover {
  background: rgba(255, 255, 255, 0.04);
  border-color: rgba(255, 255, 255, 0.08);
}

.gpu-name-info {
  display: flex;
  flex-direction: column;
  gap: 0.15rem;
}

.gpu-index-name {
  font-weight: 600;
  font-size: 0.85rem;
  color: #fff;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.gpu-model-detail {
  font-size: 0.75rem;
  color: var(--text-secondary);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.gpu-stat-col {
  display: flex;
  flex-direction: column;
  align-items: flex-end;
}

.gpu-stat-label {
  font-size: 0.65rem;
  color: var(--text-muted);
  text-transform: uppercase;
}

.gpu-stat-val {
  font-family: var(--font-display);
  font-size: 0.95rem;
  font-weight: 600;
  margin-top: 0.1rem;
}

/* Temperature thresholds colors */
.gpu-stat-val.temp-good {
  color: var(--color-online);
}
.gpu-stat-val.temp-warn {
  color: var(--color-warning);
}
.gpu-stat-val.temp-hot {
  color: var(--color-offline);
}

/* Offline state styling for rig card */
.rig-card.offline-rig {
  opacity: 0.65;
  border-color: rgba(255, 74, 112, 0.1);
}

.rig-card.offline-rig:hover {
  opacity: 0.8;
  border-color: rgba(255, 74, 112, 0.2);
}

.error-message-box {
  background: rgba(255, 74, 112, 0.08);
  border: 1px solid rgba(255, 74, 112, 0.15);
  border-radius: var(--radius-md);
  padding: 1rem;
  color: var(--text-secondary);
  font-size: 0.85rem;
  display: flex;
  align-items: center;
  gap: 0.75rem;
  margin-top: 1rem;
}

.error-message-box svg {
  color: var(--color-offline);
  flex-shrink: 0;
}

/* Animations */
@keyframes rotate-loader {
  from { transform: rotate(0deg); }
  to { transform: rotate(360deg); }
}

@keyframes pulse-loading {
  0% { box-shadow: 0 0 5px rgba(255, 184, 0, 0.4); opacity: 0.7; }
  50% { box-shadow: 0 0 15px rgba(255, 184, 0, 0.8); opacity: 1; }
  100% { box-shadow: 0 0 5px rgba(255, 184, 0, 0.4); opacity: 0.7; }
}

/* Responsive fixes */
@media (max-width: 768px) {
  body {
    padding: 1rem 0.5rem;
  }
  header {
    flex-direction: column;
    gap: 1rem;
    align-items: flex-start;
  }
  .controls {
    width: 100%;
    justify-content: space-between;
  }
}