:root {
  --bg-main: #0b0f19;
  --bg-card: #111827;
  --bg-card-hover: #1f2937;
  --bg-input: #1e293b;
  --border: #374151;
  --border-light: #4b5563;
  --text-main: #f3f4f6;
  --text-muted: #9ca3af;
  --text-dim: #6b7280;
  
  --primary: #6366f1;
  --primary-hover: #4f46e5;
  --primary-light: rgba(99, 102, 241, 0.15);
  
  --success: #10b981;
  --success-bg: rgba(16, 185, 129, 0.15);
  --warning: #f59e0b;
  --warning-bg: rgba(245, 158, 11, 0.15);
  --danger: #ef4444;
  --danger-bg: rgba(239, 68, 68, 0.15);
  --info: #0ea5e9;
  --info-bg: rgba(14, 165, 233, 0.15);
  
  --radius: 8px;
  --radius-lg: 12px;
  --font: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Oxygen, Ubuntu, Cantarell, "Open Sans", "Helvetica Neue", sans-serif;
  --font-mono: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;
}

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

body {
  background-color: var(--bg-main);
  color: var(--text-main);
  font-family: var(--font);
  line-height: 1.5;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

a {
  color: var(--primary);
  text-decoration: none;
  transition: color 0.15s ease;
}
a:hover {
  color: #818cf8;
}

/* Layout */
.navbar {
  background-color: rgba(17, 24, 39, 0.85);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
  position: sticky;
  top: 0;
  z-index: 100;
}

.nav-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0.75rem 1.5rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.brand {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  font-weight: 700;
  font-size: 1.25rem;
  color: #fff;
  letter-spacing: -0.02em;
}

.brand-icon {
  width: 28px;
  height: 28px;
  background: linear-gradient(135deg, #6366f1, #06b6d4);
  border-radius: 6px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  font-weight: 900;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  list-style: none;
}

.nav-link {
  color: var(--text-muted);
  padding: 0.4rem 0.75rem;
  border-radius: var(--radius);
  font-size: 0.9rem;
  font-weight: 500;
  transition: all 0.15s ease;
}

.nav-link:hover, .nav-link.active {
  color: #fff;
  background-color: var(--bg-card-hover);
}

.nav-actions {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.main-content {
  flex: 1;
  max-width: 1200px;
  width: 100%;
  margin: 0 auto;
  padding: 2rem 1.5rem;
}

.footer {
  border-top: 1px solid var(--border);
  padding: 1.5rem;
  text-align: center;
  color: var(--text-dim);
  font-size: 0.85rem;
  background-color: var(--bg-card);
}

/* Typography & Utility */
h1 { font-size: 1.85rem; font-weight: 700; margin-bottom: 0.5rem; color: #fff; }
h2 { font-size: 1.4rem; font-weight: 600; margin-bottom: 0.75rem; color: #fff; }
h3 { font-size: 1.15rem; font-weight: 600; margin-bottom: 0.5rem; color: #fff; }
p { color: var(--text-muted); margin-bottom: 1rem; }

.muted { color: var(--text-muted); }
.dim { color: var(--text-dim); }
.mono { font-family: var(--font-mono); font-size: 0.85rem; }

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.5rem 1rem;
  border-radius: var(--radius);
  font-size: 0.9rem;
  font-weight: 500;
  cursor: pointer;
  border: 1px solid transparent;
  transition: all 0.15s ease;
  text-decoration: none;
}

.btn-primary {
  background-color: var(--primary);
  color: #fff;
}
.btn-primary:hover {
  background-color: var(--primary-hover);
  color: #fff;
}

.btn-secondary {
  background-color: var(--bg-card-hover);
  color: var(--text-main);
  border-color: var(--border);
}
.btn-secondary:hover {
  background-color: var(--border);
  color: #fff;
}

.btn-danger {
  background-color: var(--danger-bg);
  color: var(--danger);
  border-color: rgba(239, 68, 68, 0.3);
}
.btn-danger:hover {
  background-color: var(--danger);
  color: #fff;
}

.btn-sm {
  padding: 0.25rem 0.6rem;
  font-size: 0.8rem;
}

.btn-lg {
  padding: 0.75rem 1.5rem;
  font-size: 1.05rem;
  font-weight: 600;
}

/* Cards & Grid */
.card {
  background-color: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 1.5rem;
  margin-bottom: 1.5rem;
  box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.2);
}

.card-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 1.25rem;
  border-bottom: 1px solid var(--border);
  padding-bottom: 0.75rem;
}

.grid {
  display: grid;
  gap: 1.5rem;
}

.grid-cols-2 { grid-template-columns: repeat(2, 1fr); }
.grid-cols-3 { grid-template-columns: repeat(3, 1fr); }
.grid-cols-4 { grid-template-columns: repeat(4, 1fr); }

@media (max-width: 768px) {
  .grid-cols-2, .grid-cols-3, .grid-cols-4 { grid-template-columns: 1fr; }
  .nav-container { flex-direction: column; align-items: flex-start; }
  .nav-links { flex-wrap: wrap; }
}

/* Status Indicators */
.status-pill {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.2rem 0.6rem;
  border-radius: 9999px;
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.status-up { background-color: var(--success-bg); color: var(--success); }
.status-down { background-color: var(--danger-bg); color: var(--danger); }
.status-degraded { background-color: var(--warning-bg); color: var(--warning); }
.status-pending { background-color: rgba(156, 163, 175, 0.15); color: var(--text-muted); }

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

.status-dot.up { background-color: var(--success); box-shadow: 0 0 8px var(--success); }
.status-dot.down { background-color: var(--danger); box-shadow: 0 0 8px var(--danger); }
.status-dot.degraded { background-color: var(--warning); }
.status-dot.pending { background-color: var(--text-dim); }

.pulse-animation {
  animation: pulse-ring 2s cubic-bezier(0.4, 0, 0.6, 1) infinite;
}

@keyframes pulse-ring {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.4; }
}

/* Metrics & Stats Card */
.stat-box {
  background-color: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 1.25rem;
}

.stat-label {
  font-size: 0.8rem;
  text-transform: uppercase;
  color: var(--text-dim);
  font-weight: 600;
  letter-spacing: 0.05em;
  margin-bottom: 0.25rem;
}

.stat-value {
  font-size: 1.75rem;
  font-weight: 700;
  color: #fff;
}

.stat-subtext {
  font-size: 0.8rem;
  color: var(--text-muted);
  margin-top: 0.25rem;
}

/* Forms */
.form-group {
  margin-bottom: 1.25rem;
}

label {
  display: block;
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--text-main);
  margin-bottom: 0.4rem;
}

input[type="text"],
input[type="email"],
input[type="password"],
input[type="number"],
input[type="url"],
select,
textarea {
  width: 100%;
  background-color: var(--bg-input);
  border: 1px solid var(--border);
  color: #fff;
  padding: 0.6rem 0.8rem;
  border-radius: var(--radius);
  font-size: 0.9rem;
  font-family: inherit;
  transition: border-color 0.15s ease;
}

input:focus, select:focus, textarea:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: 0 0 0 2px var(--primary-light);
}

.form-row {
  display: flex;
  gap: 1rem;
}
.form-row > * { flex: 1; }

/* Tables */
.table-container {
  overflow-x: auto;
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
}

table {
  width: 100%;
  border-collapse: collapse;
  text-align: left;
  font-size: 0.9rem;
}

th {
  background-color: var(--bg-card);
  padding: 0.75rem 1rem;
  color: var(--text-dim);
  font-weight: 600;
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  border-bottom: 1px solid var(--border);
}

td {
  padding: 0.85rem 1rem;
  border-bottom: 1px solid var(--border);
  background-color: var(--bg-card);
  color: var(--text-main);
}

tr:last-child td {
  border-bottom: none;
}

tr:hover td {
  background-color: var(--bg-card-hover);
}

/* History Bars (90 days) */
.history-bar-container {
  display: flex;
  gap: 2px;
  align-items: center;
  padding: 0.5rem 0;
}

.history-bar {
  flex: 1;
  height: 24px;
  border-radius: 2px;
  cursor: pointer;
  transition: opacity 0.15s ease;
  position: relative;
}
.history-bar:hover { opacity: 0.75; }
.history-bar.up { background-color: var(--success); }
.history-bar.degraded { background-color: var(--warning); }
.history-bar.down { background-color: var(--danger); }
.history-bar.nodata { background-color: #1f2937; }

/* Flash Messages */
.flash {
  padding: 0.75rem 1.25rem;
  border-radius: var(--radius);
  margin-bottom: 1.5rem;
  font-size: 0.9rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.flash-success { background-color: var(--success-bg); color: var(--success); border: 1px solid rgba(16, 185, 129, 0.3); }
.flash-error { background-color: var(--danger-bg); color: var(--danger); border: 1px solid rgba(239, 68, 68, 0.3); }
.flash-info { background-color: var(--info-bg); color: var(--info); border: 1px solid rgba(14, 165, 233, 0.3); }

/* Code Blocks & Copy Snippets */
.code-box {
  background-color: #030712;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1rem;
  position: relative;
  font-family: var(--font-mono);
  font-size: 0.85rem;
  color: #a5f3fc;
  overflow-x: auto;
}

.code-copy-btn {
  position: absolute;
  top: 0.5rem;
  right: 0.5rem;
}

/* Pricing Grid */
.pricing-card {
  background-color: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 2rem;
  display: flex;
  flex-direction: column;
  position: relative;
}

.pricing-card.featured {
  border-color: var(--primary);
  box-shadow: 0 0 20px rgba(99, 102, 241, 0.25);
}

.badge-featured {
  position: absolute;
  top: -12px;
  right: 24px;
  background: linear-gradient(135deg, #6366f1, #06b6d4);
  color: #fff;
  font-size: 0.75rem;
  font-weight: 700;
  padding: 0.2rem 0.6rem;
  border-radius: 9999px;
  text-transform: uppercase;
}

.pricing-price {
  font-size: 2.5rem;
  font-weight: 800;
  color: #fff;
  margin: 1rem 0;
}

.pricing-features {
  list-style: none;
  margin: 1.5rem 0;
  flex: 1;
}

.pricing-features li {
  margin-bottom: 0.75rem;
  font-size: 0.9rem;
  color: var(--text-muted);
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.pricing-features li::before {
  content: "✓";
  color: var(--success);
  font-weight: 900;
}