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

:root {
  --bg-dark: #0f172a; /* Slate 900 */
  --bg-darker: #020617; /* Slate 950 */
  --bg-card: rgba(30, 41, 59, 0.7); /* Translucent Slate Card */
  --primary-blue: #2563eb; /* Royal Blue */
  --primary-emerald: #10b981; /* Neon Mint */
  --text-primary: #f8fafc;
  --text-secondary: #94a3b8;
  --border-color: #1e293b;
  --radius-lg: 16px;
  --radius-md: 12px;
  --radius-sm: 8px;
  --font-family: 'Outfit', sans-serif;
  --glow-shadow: 0 4px 20px rgba(37, 99, 235, 0.1);
}

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

body.network-body {
  font-family: var(--font-family);
  background-color: var(--bg-darker);
  color: var(--text-primary);
  line-height: 1.6;
  background-image: 
    radial-gradient(at 0% 0%, rgba(37, 99, 235, 0.08) 0px, transparent 50%),
    radial-gradient(at 100% 100%, rgba(16, 185, 129, 0.08) 0px, transparent 50%);
}

/* Header style */
.network-header {
  background-color: rgba(15, 23, 42, 0.85);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  transform: translateZ(0);
  will-change: transform;
  border-bottom: 1px solid var(--border-color);
  position: sticky;
  top: 0;
  z-index: 100;
}

.header-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 1.25rem 1.5rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.logo-area {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  text-decoration: none;
}

.logo-icon svg {
  width: 34px;
  height: 34px;
  filter: drop-shadow(0 0 8px rgba(37, 99, 235, 0.4));
}

.logo-text {
  display: flex;
  flex-direction: column;
}

.logo-title {
  font-size: 1.35rem;
  font-weight: 700;
  letter-spacing: -0.02em;
  background: linear-gradient(90deg, #fff 0%, var(--text-secondary) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.logo-subtitle {
  font-size: 0.7rem;
  color: var(--primary-emerald);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  font-weight: 600;
}

.header-nav .nav-list {
  display: flex;
  gap: 1.5rem;
  list-style: none;
  align-items: center;
}

.header-nav .nav-link {
  text-decoration: none;
  color: var(--text-secondary);
  font-weight: 500;
  font-size: 0.95rem;
  transition: color 0.2s;
}

.header-nav .nav-link:hover {
  color: var(--primary-blue);
}

.nav-cta-btn {
  background: linear-gradient(90deg, rgba(37, 99, 235, 0.1) 0%, rgba(16, 185, 129, 0.1) 100%);
  border: 1px solid var(--primary-blue);
  color: var(--primary-blue);
  padding: 0.5rem 1.25rem;
  border-radius: 4px;
  text-decoration: none;
  font-weight: 600;
  font-size: 0.9rem;
  transition: all 0.2s;
}

.nav-cta-btn:hover {
  background: var(--primary-blue);
  color: white;
  box-shadow: 0 0 12px rgba(37, 99, 235, 0.3);
}

/* Hero Section */
.network-hero {
  text-align: center;
  padding: 5rem 1.5rem 3rem;
  max-width: 800px;
  margin: 0 auto;
}

.hero-badge {
  display: inline-block;
  background-color: rgba(37, 99, 235, 0.1);
  border: 1px solid rgba(37, 99, 235, 0.2);
  color: var(--primary-blue);
  padding: 0.3rem 1rem;
  border-radius: 50px;
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  margin-bottom: 1.5rem;
}

.network-hero h1 {
  font-size: 3rem;
  font-weight: 800;
  letter-spacing: -0.03em;
  line-height: 1.15;
  margin-bottom: 1rem;
  color: white;
}

.network-hero p {
  font-size: 1.15rem;
  color: var(--text-secondary);
  max-width: 650px;
  margin: 0 auto;
}

/* Dashboard Grid & Layout */
.network-dashboard-container {
  max-width: 1200px;
  margin: 0 auto 4rem;
  padding: 0 1.5rem;
}

.dashboard-grid {
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  gap: 2rem;
  margin-bottom: 4rem;
}

@media (max-width: 900px) {
  .dashboard-grid {
    grid-template-columns: 1fr;
  }
}

.dashboard-card {
  background-color: var(--bg-card);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  transform: translateZ(0);
  will-change: transform;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 2rem;
  box-shadow: var(--glow-shadow);
}

.card-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 0.5rem;
}

.card-header h2 {
  font-size: 1.4rem;
  font-weight: 700;
  letter-spacing: -0.02em;
}

.card-badge {
  background-color: #0f172a;
  color: var(--text-secondary);
  font-size: 0.75rem;
  font-weight: 600;
  padding: 0.2rem 0.6rem;
  border-radius: 4px;
  text-transform: uppercase;
}

.card-desc {
  font-size: 0.9rem;
  color: var(--text-secondary);
  margin-bottom: 2rem;
}

/* Sliders */
.slider-group {
  margin-bottom: 1.5rem;
}

.slider-label-row {
  display: flex;
  justify-content: space-between;
  font-size: 0.95rem;
  font-weight: 500;
  margin-bottom: 0.5rem;
}

.slider-label-row strong {
  color: var(--primary-blue);
  font-size: 1.1rem;
}

.range-slider {
  -webkit-appearance: none;
  width: 100%;
  height: 6px;
  background: #0f172a;
  border-radius: 5px;
  outline: none;
}

.range-slider::-webkit-slider-thumb {
  -webkit-appearance: none;
  appearance: none;
  width: 18px;
  height: 18px;
  border-radius: 50%;
  background: var(--primary-blue);
  cursor: pointer;
  box-shadow: 0 0 8px var(--primary-blue);
  transition: transform 0.1s;
}

/* Results panel */
.results-panel {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1rem;
  background-color: rgba(15, 23, 42, 0.4);
  border: 1px solid var(--border-color);
  padding: 1.25rem;
  border-radius: var(--radius-md);
  margin-bottom: 2rem;
}

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

.metric-label {
  font-size: 0.65rem;
  color: var(--text-secondary);
  text-transform: uppercase;
  font-weight: 600;
  letter-spacing: 0.05em;
}

.result-metric strong {
  font-size: 1.15rem;
  margin-top: 0.25rem;
}

.load-optimal { color: var(--primary-emerald); }
.load-good { color: var(--primary-blue); }
.load-heavy { color: #f59e0b; }

/* Canvas Topology Map */
.canvas-graph-container {
  border-top: 1px solid var(--border-color);
  padding-top: 1.5rem;
  text-align: center;
}

.graph-title {
  font-size: 0.8rem;
  color: var(--text-secondary);
  text-transform: uppercase;
  margin-bottom: 0.75rem;
  font-weight: 600;
}

#topology-canvas {
  background-color: #020617;
  border-radius: var(--radius-md);
  border: 1px solid var(--border-color);
  max-width: 100%;
}

.canvas-legend {
  display: flex;
  justify-content: center;
  gap: 1.5rem;
  font-size: 0.8rem;
  color: var(--text-secondary);
  margin-top: 0.5rem;
}

/* Corporate IT Services Panel */
.corporate-services-list {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.service-item-card {
  display: flex;
  align-items: flex-start;
  gap: 1rem;
  background-color: rgba(15, 23, 42, 0.3);
  border: 1px solid var(--border-color);
  padding: 1.25rem;
  border-radius: var(--radius-md);
  transition: border-color 0.2s;
}

.service-item-card:hover {
  border-color: var(--primary-blue);
}

.service-icon {
  font-size: 1.75rem;
  line-height: 1;
}

.service-details h4 {
  font-size: 1.1rem;
  font-weight: 600;
  margin-bottom: 0.25rem;
}

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

/* Normal Sub-pages Grid */
.main-content-wrapper {
  max-width: 1200px;
  margin: 3rem auto;
  padding: 0 1.5rem;
}

.layout-grid {
  display: grid;
  grid-template-columns: 1fr 340px;
  gap: 2rem;
}

@media (max-width: 900px) {
  .layout-grid {
    grid-template-columns: 1fr;
  }
}

.main-article {
  background-color: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 2.5rem;
}

.article-header {
  border-bottom: 1px solid var(--border-color);
  padding-bottom: 1.25rem;
  margin-bottom: 1.5rem;
}

.article-title {
  font-size: 2.2rem;
  color: white;
}

.article-content {
  font-size: 1.05rem;
  color: var(--text-secondary);
  line-height: 1.8;
}

/* Sidebar styling for sub-pages */
.network-sidebar {
  display: flex;
  flex-direction: column;
  gap: 2rem;
}

.sidebar-widget {
  background-color: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 1.5rem;
}

.sidebar-widget h3 {
  font-size: 1.2rem;
  font-weight: 700;
  color: white;
  border-bottom: 1.5px solid var(--primary-blue);
  padding-bottom: 0.5rem;
  margin-bottom: 1.25rem;
}

.sidebar-form .form-group {
  margin-bottom: 1rem;
}

.sidebar-form label {
  display: block;
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--text-secondary);
  margin-bottom: 0.3rem;
  text-transform: uppercase;
}

.sidebar-form input,
.sidebar-form select,
.sidebar-form textarea {
  width: 100%;
  background-color: var(--bg-darker);
  border: 1px solid var(--border-color);
  color: white;
  padding: 0.65rem;
  border-radius: 4px;
  font-family: inherit;
  font-size: 0.9rem;
  outline: none;
}

.sidebar-form input:focus,
.sidebar-form select:focus,
.sidebar-form textarea:focus {
  border-color: var(--primary-blue);
}

.btn-submit {
  width: 100%;
  background-color: var(--primary-blue);
  color: white;
  border: none;
  padding: 0.75rem;
  font-weight: 600;
  border-radius: 4px;
  cursor: pointer;
  transition: background-color 0.2s;
}

.btn-submit:hover {
  background-color: #1d4ed8;
}

.guide-list {
  list-style: none;
}

.guide-item {
  margin-bottom: 0.75rem;
  border-bottom: 1px solid rgba(255,255,255,0.02);
  padding-bottom: 0.5rem;
}

.guide-link {
  text-decoration: none;
  display: flex;
  gap: 0.5rem;
}

.guide-icon {
  font-size: 1rem;
}

.guide-title {
  color: var(--text-secondary);
  font-size: 0.9rem;
}

.guide-link:hover .guide-title {
  color: var(--primary-blue);
}

.status-indicator {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  margin-bottom: 0.75rem;
}

.status-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
}

.status-dot.pulsing {
  background-color: var(--primary-emerald);
  box-shadow: 0 0 8px var(--primary-emerald);
  animation: pulse 1.5s infinite;
}

@keyframes pulse {
  0% { transform: scale(0.9); opacity: 0.8; }
  50% { transform: scale(1.1); opacity: 1; }
  100% { transform: scale(0.9); opacity: 0.8; }
}

.status-label {
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  color: var(--primary-emerald);
}

.widget-desc {
  font-size: 0.85rem;
  color: var(--text-secondary);
  margin-bottom: 1rem;
}

.metric-box {
  background-color: rgba(15, 23, 42, 0.4);
  padding: 1rem;
  border-radius: var(--radius-sm);
  display: flex;
  flex-direction: column;
}

.metric-value {
  font-size: 1.8rem;
  font-weight: 700;
  color: var(--primary-emerald);
}

.metric-label {
  font-size: 0.7rem;
  color: var(--text-secondary);
  text-transform: uppercase;
}

/* Footer Section */
.network-footer {
  background-color: var(--bg-darker);
  border-top: 1px solid var(--border-color);
  padding: 4rem 1.5rem 2rem;
  color: var(--text-secondary);
}

.footer-container {
  max-width: 1200px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
}

@media (max-width: 768px) {
  .footer-container {
    grid-template-columns: 1fr;
  }
}

.footer-col h4 {
  font-size: 1.1rem;
  color: white;
  margin-bottom: 1rem;
}

.footer-col p {
  font-size: 0.9rem;
  line-height: 1.6;
}

.disclaimer-text {
  font-size: 0.8rem !important;
  color: #475569;
}

.footer-bottom {
  max-width: 1200px;
  margin: 3rem auto 0;
  padding-top: 1.5rem;
  border-top: 1px solid rgba(255,255,255,0.05);
  text-align: center;
  font-size: 0.85rem;
  color: #475569;
}