/* CSS Design System - Node Deployment Practice App */
:root {
  --font-heading: 'Outfit', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  --font-body: 'Inter', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  --font-mono: 'JetBrains Mono', 'Courier New', monospace;

  /* Colors */
  --bg-dark: #090a0f;
  --bg-card: rgba(18, 20, 29, 0.65);
  --border-card: rgba(255, 255, 255, 0.06);
  --border-hover: rgba(79, 172, 254, 0.3);
  
  --primary: #4facfe;
  --primary-glow: rgba(79, 172, 254, 0.4);
  --secondary: #00f2fe;
  --secondary-glow: rgba(0, 242, 254, 0.3);
  --accent: #ff007f;
  
  --text-main: #f3f4f6;
  --text-muted: #9ca3af;
  --text-dark: #6b7280;

  --success: #10b981;
  --success-glow: rgba(16, 185, 129, 0.25);
  --warning: #f59e0b;
  --error: #ef4444;

  --card-shadow: 0 10px 30px -10px rgba(0, 0, 0, 0.7);
  --card-radius: 16px;
}

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

body {
  background-color: var(--bg-dark);
  color: var(--text-main);
  font-family: var(--font-body);
  line-height: 1.5;
  min-height: 100vh;
  position: relative;
  overflow-x: hidden;
  padding: 2rem 1rem;
}

/* Background Animated Orbs */
.bg-glow {
  position: absolute;
  border-radius: 50%;
  filter: blur(140px);
  z-index: -1;
  opacity: 0.35;
  pointer-events: none;
}

.bg-glow-1 {
  width: 40vw;
  height: 40vw;
  top: -10vw;
  right: -10vw;
  background: radial-gradient(circle, var(--primary) 0%, rgba(0,0,0,0) 70%);
  animation: float-slow 20s infinite alternate;
}

.bg-glow-2 {
  width: 50vw;
  height: 50vw;
  bottom: -15vw;
  left: -15vw;
  background: radial-gradient(circle, var(--secondary) 0%, rgba(0,0,0,0) 70%);
  animation: float-slow 25s infinite alternate-reverse;
}

@keyframes float-slow {
  0% { transform: translate(0, 0) scale(1); }
  100% { transform: translate(5%, 8%) scale(1.1); }
}

.container {
  max-width: 960px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 2rem;
}

/* Header */
.header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 1rem;
  padding-bottom: 0.5rem;
}

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

.brand-icon {
  font-size: 2.5rem;
  animation: rocket-pulse 3s infinite ease-in-out;
}

@keyframes rocket-pulse {
  0%, 100% { transform: translateY(0) rotate(0deg); }
  50% { transform: translateY(-4px) rotate(4deg); }
}

.brand-name {
  font-family: var(--font-heading);
  font-size: 1.75rem;
  font-weight: 800;
  letter-spacing: -0.5px;
  background: linear-gradient(135deg, #ffffff 40%, var(--text-muted) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

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

.status-pill {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  background: rgba(16, 185, 129, 0.1);
  border: 1px solid rgba(16, 185, 129, 0.2);
  color: var(--success);
  padding: 0.5rem 1rem;
  border-radius: 9999px;
  font-size: 0.875rem;
  font-weight: 600;
  letter-spacing: 0.5px;
  box-shadow: 0 0 15px var(--success-glow);
}

.status-dot {
  width: 8px;
  height: 8px;
  background-color: var(--success);
  border-radius: 50%;
  display: inline-block;
  animation: pulse-dot 1.8s infinite;
}

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

/* Glassmorphism Hero Card */
.hero-card {
  background: var(--bg-card);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border: 1px solid var(--border-card);
  border-radius: var(--card-radius);
  padding: 2.25rem;
  position: relative;
  overflow: hidden;
  box-shadow: var(--card-shadow);
  transition: border-color 0.3s ease, box-shadow 0.3s ease;
}

.hero-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 4px;
  background: linear-gradient(90deg, var(--primary), var(--secondary));
}

.hero-card:hover {
  border-color: var(--border-hover);
  box-shadow: 0 15px 35px -5px rgba(79, 172, 254, 0.15);
}

.hero-header {
  margin-bottom: 2rem;
}

.tag {
  display: inline-block;
  background: linear-gradient(90deg, rgba(79, 172, 254, 0.15), rgba(0, 242, 254, 0.15));
  border: 1px solid rgba(79, 172, 254, 0.2);
  color: var(--primary);
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 1.5px;
  padding: 0.25rem 0.75rem;
  border-radius: 4px;
  margin-bottom: 0.75rem;
}

.hero-title {
  font-family: var(--font-heading);
  font-size: 2.25rem;
  font-weight: 800;
  letter-spacing: -1px;
  word-break: break-all;
  margin-bottom: 0.5rem;
}

.hero-desc {
  color: var(--text-muted);
  font-size: 1.05rem;
}

.hero-metrics {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 1.5rem;
  border-top: 1px solid rgba(255, 255, 255, 0.05);
  padding-top: 1.5rem;
}

.metric-compact {
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
}

.metric-label {
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 1px;
  color: var(--text-dark);
  font-weight: 600;
}

.metric-value {
  font-family: var(--font-heading);
  font-size: 1.25rem;
  font-weight: 700;
}

.text-gradient-primary {
  background: linear-gradient(135deg, var(--primary), var(--secondary));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.text-accent {
  color: var(--accent);
}

/* Stats Grid */
.stats-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.5rem;
}

@media (max-width: 768px) {
  .stats-grid {
    grid-template-columns: 1fr;
  }
  .col-span-2 {
    grid-column: span 1 !important;
  }
}

.col-span-2 {
  grid-column: span 2;
}

.stat-card {
  background: var(--bg-card);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border: 1px solid var(--border-card);
  border-radius: var(--card-radius);
  padding: 1.75rem;
  box-shadow: var(--card-shadow);
  transition: transform 0.25s cubic-bezier(0.4, 0, 0.2, 1), border-color 0.25s ease;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.stat-card:hover {
  transform: translateY(-2px);
  border-color: rgba(255, 255, 255, 0.12);
}

.card-header {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  margin-bottom: 1.25rem;
}

.card-icon {
  font-size: 1.35rem;
}

.card-title {
  font-family: var(--font-heading);
  font-size: 1.05rem;
  font-weight: 600;
  color: var(--text-muted);
}

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

/* Uptime Stat */
.uptime-display {
  font-family: var(--font-mono);
  font-size: 2.25rem;
  font-weight: 700;
  color: #fff;
  letter-spacing: -0.5px;
  margin-bottom: 0.5rem;
  text-shadow: 0 0 10px rgba(255, 255, 255, 0.1);
}

.card-subtext {
  font-size: 0.8rem;
  color: var(--text-dark);
}

/* Progress bar system for memory */
.memory-progress-container {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  margin-top: 0.5rem;
}

.memory-labels {
  display: flex;
  justify-content: space-between;
  font-size: 0.75rem;
  font-weight: 500;
}

.lbl-left {
  color: var(--text-muted);
}

.lbl-right {
  color: var(--text-dark);
}

.progress-track {
  width: 100%;
  height: 8px;
  background: rgba(255, 255, 255, 0.05);
  border-radius: 4px;
  overflow: hidden;
}

.progress-bar {
  height: 100%;
  background: linear-gradient(90deg, var(--primary), var(--secondary));
  border-radius: 4px;
  transition: width 0.8s cubic-bezier(0.4, 0, 0.2, 1);
  box-shadow: 0 0 8px var(--primary-glow);
}

.rss-info {
  margin-top: 0.25rem;
  color: var(--text-dark);
}

.rss-info strong {
  color: var(--text-muted);
}

/* Specs System Grid */
.specs-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.25rem;
}

.spec-item {
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
  padding: 0.75rem;
  background: rgba(255, 255, 255, 0.02);
  border-radius: 8px;
  border: 1px solid rgba(255, 255, 255, 0.03);
}

.spec-lbl {
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 0.8px;
  color: var(--text-dark);
  font-weight: 600;
}

.spec-val {
  font-family: var(--font-mono);
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--text-main);
  word-break: break-all;
}

.text-gradient-sec {
  background: linear-gradient(135deg, var(--secondary), #00e676);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  font-weight: 700;
}

/* Actions Section */
.actions-section {
  background: var(--bg-card);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border: 1px solid var(--border-card);
  border-radius: var(--card-radius);
  padding: 2rem;
  box-shadow: var(--card-shadow);
}

.section-title-wrapper {
  margin-bottom: 1.5rem;
}

.section-title {
  font-family: var(--font-heading);
  font-size: 1.25rem;
  font-weight: 700;
}

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

.action-buttons {
  display: flex;
  gap: 1rem;
  margin-bottom: 1.5rem;
  flex-wrap: wrap;
}

.btn {
  font-family: var(--font-body);
  font-weight: 600;
  font-size: 0.875rem;
  padding: 0.75rem 1.5rem;
  border-radius: 8px;
  border: none;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  transition: all 0.2s ease;
}

.btn-primary {
  background: linear-gradient(135deg, var(--primary), var(--secondary));
  color: #000;
  box-shadow: 0 4px 15px var(--primary-glow);
}

.btn-primary:hover {
  transform: translateY(-1px);
  box-shadow: 0 6px 20px rgba(79, 172, 254, 0.6);
}

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

.btn-secondary {
  background: rgba(255, 255, 255, 0.05);
  color: var(--text-main);
  border: 1px solid rgba(255, 255, 255, 0.08);
}

.btn-secondary:hover {
  background: rgba(255, 255, 255, 0.1);
  border-color: rgba(255, 255, 255, 0.15);
  transform: translateY(-1px);
}

/* Console Logs */
.console-wrapper {
  background: #05060b;
  border: 1px solid rgba(255, 255, 255, 0.04);
  border-radius: 8px;
  overflow: hidden;
  font-family: var(--font-mono);
}

.console-header {
  background: rgba(255, 255, 255, 0.02);
  border-bottom: 1px solid rgba(255, 255, 255, 0.04);
  padding: 0.5rem 1rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.console-dots {
  display: flex;
  gap: 6px;
}

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

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

.console-title {
  font-size: 0.7rem;
  color: var(--text-dark);
  text-transform: uppercase;
  letter-spacing: 1px;
}

.console-body {
  padding: 1rem;
  height: 140px;
  overflow-y: auto;
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
  font-size: 0.8rem;
}

.log-line {
  line-height: 1.4;
  word-break: break-all;
}

.log-system { color: var(--text-dark); }
.log-success { color: var(--success); }
.log-error { color: var(--error); }
.log-info { color: var(--primary); }

/* Footer */
.footer {
  text-align: center;
  border-top: 1px solid rgba(255, 255, 255, 0.04);
  padding-top: 1.5rem;
  color: var(--text-dark);
  font-size: 0.75rem;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.footer .timestamp {
  font-family: var(--font-mono);
}

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