/* assets/style.css */
:root {
    --primary-color: #0056b3;
    --pkl-color: #27ae60;
    --bg-color: #f4f6f9;
    --text-color: #333;
    --sidebar-width: 280px;
}

* { box-sizing: border-box; margin: 0; padding: 0; scroll-behavior: smooth; }
body { font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif; line-height: 1.6; color: var(--text-color); background-color: var(--bg-color); display: flex; min-height: 100vh; }

/* Sidebar */
nav { width: var(--sidebar-width); background-color: #2c3e50; color: #ecf0f1; position: fixed; height: 100vh; overflow-y: auto; display: flex; flex-direction: column; z-index: 1000; }
nav .logo { padding: 25px; background-color: #1a252f; text-align: center; font-weight: bold; border-bottom: 1px solid #34495e; }
nav ul { list-style: none; padding: 10px 0; }
nav a { color: #bdc3c7; text-decoration: none; display: block; padding: 12px 25px; transition: 0.3s; border-left: 5px solid transparent; }
nav a:hover, nav a.active { background-color: #34495e; color: #fff; border-left: 5px solid var(--pkl-color); padding-left: 30px; }

/* Main */
main { margin-left: var(--sidebar-width); flex: 1; padding: 40px; }
header { background: linear-gradient(135deg, var(--primary-color), #003d6b); color: white; padding: 40px; border-radius: 10px; margin-bottom: 40px; text-align: center; }
section { background: white; padding: 40px; border-radius: 8px; margin-bottom: 30px; border-top: 5px solid var(--primary-color); box-shadow: 0 2px 5px rgba(0,0,0,0.05); }

/* Components */
.svg-container { display: flex; justify-content: center; margin: 30px 0; background: #f8f9fa; padding: 20px; border-radius: 10px; border: 1px solid #e9ecef; }
.pkl-connect { background-color: #e8f5e9; border: 1px solid #c8e6c9; border-left: 8px solid var(--pkl-color); padding: 25px; margin-top: 40px; border-radius: 5px; }
.pkl-connect h4 { color: var(--pkl-color); margin-top: 0; }
footer { text-align: center; padding: 30px; background-color: #2c3e50; color: white; margin-top: 50px; border-radius: 8px; }

/* Responsive */
@media (max-width: 768px) { body { flex-direction: column; } nav { width: 100%; position: relative; height: auto; } main { margin-left: 0; padding: 20px; } }