:root {
  --primary: #0ea5e9;
  --primary-glow: rgba(14, 165, 233, 0.5);
  --accent: #2dd4bf;
  --bg-dark: #0f172a;
  --glass: rgba(30, 41, 59, 0.7);
  --glass-border: rgba(255, 255, 255, 0.1);
  --text-muted: #94a3b8;
  --danger: #ef4444;
  --success: #10b981;
}

* { margin: 0; padding: 0; box-sizing: border-box; font-family: 'Plus Jakarta Sans', sans-serif; }

body { 
    background: var(--bg-dark); 
    color: #fff; 
    overflow-x: hidden;
    background-image: radial-gradient(circle at 50% 50%, #1e293b 0%, #0f172a 100%);
}

/* HUB LAYOUT */
.hub-container { display: flex; height: 100vh; }
.hub-sidebar { 
    width: 280px; 
    background: rgba(15, 23, 42, 0.8); 
    backdrop-filter: blur(20px);
    border-right: 1px solid var(--glass-border);
    padding: 25px 0;
    display: flex;
    flex-direction: column;
}

.hub-main { flex: 1; overflow-y: auto; display: flex; flex-direction: column; }
.command-header { 
    height: 80px; 
    padding: 0 40px; 
    border-bottom: 1px solid var(--glass-border);
    display: flex;
    align-items: center;
    justify-content: space-between;
    background: rgba(15, 23, 42, 0.4);
    backdrop-filter: blur(10px);
    position: sticky;
    top: 0;
    z-index: 100;
}

/* NAVIGATION */
.nav-item {
    padding: 12px 25px;
    color: var(--text-muted);
    text-decoration: none;
    font-size: 13px;
    font-weight: 600;
    display: flex;
    align-items: center;
    gap: 12px;
    transition: all 0.3s;
    border-left: 3px solid transparent;
}
.nav-item:hover { background: rgba(255,255,255,0.03); color: #fff; }
.nav-item.active { 
    color: #fff; 
    background: linear-gradient(90deg, rgba(14, 165, 233, 0.15) 0%, transparent 100%);
    border-left-color: var(--primary);
}

/* GLASS COMPONENTS */
.glass-card {
    background: var(--glass);
    backdrop-filter: blur(15px);
    border: 1px solid var(--glass-border);
    border-radius: 20px;
    transition: transform 0.3s, box-shadow 0.3s;
}
.glass-card:hover { transform: translateY(-2px); box-shadow: 0 10px 30px rgba(0,0,0,0.3); }

.glass-input {
    width: 100%;
    background: rgba(0,0,0,0.2);
    border: 1px solid var(--glass-border);
    border-radius: 12px;
    padding: 12px 18px;
    color: #fff;
    font-size: 14px;
    transition: all 0.3s;
}
.glass-input:focus { border-color: var(--primary); outline: none; background: rgba(0,0,0,0.3); }

.btn-primary {
    background: var(--primary);
    color: #fff;
    border: none;
    border-radius: 12px;
    padding: 12px 20px;
    font-size: 13px;
    font-weight: 800;
    cursor: pointer;
    transition: all 0.3s;
    box-shadow: 0 4px 15px var(--primary-glow);
}
.btn-primary:hover { transform: scale(1.02); filter: brightness(1.1); }

.btn-glass {
    background: rgba(255,255,255,0.05);
    border: 1px solid var(--glass-border);
    color: #fff;
    border-radius: 12px;
    padding: 12px 20px;
    cursor: pointer;
    transition: all 0.3s;
}
.btn-glass:hover { background: rgba(255,255,255,0.1); }

/* CONSOLE */
.floating-console {
    position: fixed;
    bottom: 25px;
    right: 25px;
    width: 380px;
    background: rgba(15, 23, 42, 0.95);
    border: 1px solid var(--glass-border);
    border-radius: 15px;
    z-index: 1000;
    box-shadow: 0 20px 50px rgba(0,0,0,0.5);
    transition: all 0.3s;
}
.floating-console.minimized { height: 45px; overflow: hidden; width: 220px; }
.console-header { padding: 12px 20px; border-bottom: 1px solid var(--glass-border); cursor: pointer; display: flex; justify-content: space-between; }
.console-body { height: 250px; overflow-y: auto; padding: 15px; font-family: 'JetBrains Mono', monospace; font-size: 11px; color: #cbd5e1; }

/* ANIMATIONS */
@keyframes pulse { 0% { opacity: 0.5; } 50% { opacity: 1; } 100% { opacity: 0.5; } }
.loading-pulse { animation: pulse 1.5s infinite; }

/* RESPONSIVE GRID */
.dashboard-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 25px;
    padding: 40px;
}