:root {
    --bg-primary: #0a0a0f;
    --bg-secondary: #13131f;
    --bg-card: rgba(26, 26, 38, 0.7);
    --border-color: rgba(255, 255, 255, 0.08);
    --accent-primary: #7c3aed;
    --accent-glow: rgba(124, 58, 237, 0.4);
    --accent-cyan: #06b6d4;
    --accent-green: #10b981;
    --accent-amber: #f59e0b;
    --accent-red: #ef4444;
    --text-main: #f8fafc;
    --text-muted: #94a3b8;
    --font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
}

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

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

/* Background glow effects */
.bg-glow {
    position: fixed;
    width: 600px;
    height: 600px;
    border-radius: 50%;
    background: radial-gradient(circle, var(--accent-glow) 0%, rgba(0,0,0,0) 70%);
    filter: blur(80px);
    pointer-events: none;
    z-index: 0;
}
.bg-glow-1 { top: -200px; right: -100px; }
.bg-glow-2 { bottom: -200px; left: -100px; }

/* Navigation */
nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1.25rem 2rem;
    background: rgba(19, 19, 31, 0.8);
    backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--border-color);
    position: sticky;
    top: 0;
    z-index: 50;
}

.logo {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    font-size: 1.35rem;
    font-weight: 800;
    letter-spacing: -0.025em;
    color: #fff;
    text-decoration: none;
}

.logo-icon {
    width: 32px;
    height: 32px;
    background: linear-gradient(135deg, var(--accent-primary), var(--accent-cyan));
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1rem;
}

.nav-links {
    display: flex;
    gap: 1.5rem;
    align-items: center;
}

.nav-links a {
    color: var(--text-muted);
    text-decoration: none;
    font-size: 0.95rem;
    transition: color 0.2s ease;
}

.nav-links a:hover {
    color: var(--text-main);
}

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0.65rem 1.25rem;
    border-radius: 8px;
    font-size: 0.95rem;
    font-weight: 600;
    text-decoration: none;
    cursor: pointer;
    transition: all 0.2s ease;
    border: none;
}

.btn-primary {
    background: linear-gradient(135deg, var(--accent-primary), #6d28d9);
    color: #fff;
    box-shadow: 0 4px 14px var(--accent-glow);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(124, 58, 237, 0.6);
}

.btn-secondary {
    background: var(--bg-card);
    color: var(--text-main);
    border: 1px solid var(--border-color);
}

.btn-secondary:hover {
    background: rgba(255, 255, 255, 0.1);
}

/* Container */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 2rem 1.5rem;
    position: relative;
    z-index: 1;
    flex: 1;
}

/* Hero Section */
.hero {
    text-align: center;
    padding: 4rem 1rem 3rem;
}

.badge {
    display: inline-block;
    padding: 0.35rem 0.85rem;
    border-radius: 9999px;
    background: rgba(124, 58, 237, 0.15);
    border: 1px solid rgba(124, 58, 237, 0.3);
    color: #c4b5fd;
    font-size: 0.85rem;
    font-weight: 600;
    margin-bottom: 1.5rem;
}

.hero h1 {
    font-size: 3.2rem;
    font-weight: 800;
    line-height: 1.15;
    margin-bottom: 1.5rem;
    letter-spacing: -0.03em;
}

.hero h1 span {
    background: linear-gradient(135deg, #a78bfa, #38bdf8);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.hero p {
    font-size: 1.2rem;
    color: var(--text-muted);
    max-width: 650px;
    margin: 0 auto 2.5rem;
    line-height: 1.6;
}

/* Feature Cards Grid */
.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 1.5rem;
    margin: 3rem 0;
}

.card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 16px;
    padding: 2rem;
    backdrop-filter: blur(12px);
    transition: transform 0.2s ease, border-color 0.2s ease;
}

.card:hover {
    transform: translateY(-4px);
    border-color: rgba(124, 58, 237, 0.4);
}

.card-icon {
    width: 48px;
    height: 48px;
    border-radius: 12px;
    background: rgba(124, 58, 237, 0.2);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    margin-bottom: 1.25rem;
    color: #a78bfa;
}

.card h3 {
    font-size: 1.25rem;
    margin-bottom: 0.75rem;
}

.card p {
    color: var(--text-muted);
    font-size: 0.95rem;
    line-height: 1.6;
}

/* Pricing Card */
.pricing-section {
    margin: 4rem 0;
    text-align: center;
}

.pricing-card {
    max-width: 480px;
    margin: 2rem auto;
    background: linear-gradient(180deg, rgba(30, 27, 75, 0.6) 0%, rgba(19, 19, 31, 0.8) 100%);
    border: 2px solid rgba(124, 58, 237, 0.5);
    border-radius: 20px;
    padding: 2.5rem;
    box-shadow: 0 10px 40px rgba(0,0,0,0.5);
}

.price {
    font-size: 3.5rem;
    font-weight: 900;
    color: #fff;
    margin: 1rem 0;
}

.price span {
    font-size: 1.1rem;
    font-weight: 500;
    color: var(--text-muted);
}

.feature-list {
    text-align: left;
    margin: 2rem 0;
    list-style: none;
}

.feature-list li {
    padding: 0.6rem 0;
    display: flex;
    align-items: center;
    gap: 0.75rem;
    color: #e2e8f0;
    font-size: 0.95rem;
}

.feature-list li::before {
    content: "✓";
    color: var(--accent-green);
    font-weight: bold;
}

/* Dashboard Telemetry Layout */
.dashboard-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 1.25rem;
    margin-bottom: 2rem;
}

.gauge-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 14px;
    padding: 1.5rem;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.gauge-title {
    font-size: 0.85rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--text-muted);
    margin-bottom: 0.5rem;
}

.gauge-value {
    font-size: 2.5rem;
    font-weight: 800;
    color: #fff;
    line-height: 1.1;
    font-variant-numeric: tabular-nums;
}

.gauge-unit {
    font-size: 0.9rem;
    color: var(--text-muted);
    font-weight: 500;
}

/* Status Indicator */
.status-pill {
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    padding: 0.25rem 0.6rem;
    border-radius: 999px;
    font-size: 0.75rem;
    font-weight: 600;
}
.status-online { background: rgba(16, 185, 129, 0.2); color: var(--accent-green); }
.status-offline { background: rgba(239, 68, 68, 0.2); color: var(--accent-red); }

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

/* Footer */
footer {
    border-top: 1px solid var(--border-color);
    padding: 2rem;
    text-align: center;
    color: var(--text-muted);
    font-size: 0.9rem;
    background: var(--bg-secondary);
    margin-top: auto;
}