:root {
            --pastel-yellow: #fff9e6;
            --pastel-purple: #f3ebff;
            --accent-yellow: #ffd966;
            --accent-purple: #c4a3e8;
            --deep-purple: #7c5ba6;
        }

        body {
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
            background: linear-gradient(135deg, var(--pastel-yellow) 0%, var(--pastel-purple) 100%);
            min-height: 100vh;
            display: flex;
            flex-direction: column;
        }

        /* Navbar */
        .navbar {
            background: linear-gradient(135deg, var(--pastel-yellow) 0%, var(--pastel-purple) 100%);
            box-shadow: 0 2px 10px rgba(0,0,0,0.1);
        }

        .navbar-brand {
            font-size: 1.8rem;
            font-weight: bold;
            color: var(--deep-purple) !important;
        }

        .nav-link {
            color: #555 !important;
            font-weight: 500;
            transition: color 0.3s;
        }

        .nav-link:hover {
            color: var(--deep-purple) !important;
        }

        /* Main Content */
        .main-content {
            flex: 1;
            display: flex;
            justify-content: center;
            align-items: center;
            padding: 2rem 0;
        }

        .page-title {
            text-align: center;
            margin-bottom: 3rem;
            animation: fadeInUp 0.8s ease;
        }

        .page-title h1 {
            font-size: 2.5rem;
            color: var(--deep-purple);
            margin-bottom: 0.5rem;
        }

        .page-title p {
            font-size: 1.1rem;
            color: #666;
        }

        @keyframes fadeInUp {
            from {
                opacity: 0;
                transform: translateY(30px);
            }
            to {
                opacity: 1;
                transform: translateY(0);
            }
        }

        /* Circle Menu */
        .circle-menu {
            position: relative;
            width: 500px;
            height: 400px;
        }

        .center-btn {
            position: absolute;
            top: 50%;
            left: 50%;
            transform: translate(-50%, -50%);
            z-index: 10;
            padding: 15px 30px;
            white-space: nowrap;
            background: linear-gradient(135deg, var(--accent-yellow) 0%, var(--accent-purple) 100%);
            color: white;
            border: none;
            border-radius: 50px;
            font-weight: bold;
            font-size: 1.1rem;
            transition: transform 0.3s, box-shadow 0.3s;
            box-shadow: 0 4px 15px rgba(124, 91, 166, 0.3);
            cursor: pointer;
        }

        .center-btn:hover {
            transform: translate(-50%, -50%) scale(1.05);
            box-shadow: 0 6px 20px rgba(124, 91, 166, 0.4);
        }

        .item-btn {
            position: absolute;
            top: 50%;
            left: 50%;
            transform: translate(-50%, -50%);
            opacity: 0;
            transition: 0.6s ease;
        }

        /* Position des boutons */
        .show .item-top { 
            transform: translate(-50%, -50%) translate(0, -160px); 
            opacity: 1; 
        }
        .show .item-right { 
            transform: translate(-50%, -50%) translate(220px, 0); 
            opacity: 1; 
        }
        .show .item-bottom { 
            transform: translate(-50%, -50%) translate(0, 160px); 
            opacity: 1; 
        }
        .show .item-left { 
            transform: translate(-50%, -50%) translate(-220px, 0); 
            opacity: 1; 
        }

        .item-btn button {
            min-width: 120px;
            text-align: center;
            padding: 12px 20px;
            font-size: 15px;
            transition: transform 0.2s, background 0.3s, color 0.3s;
            background: white;
            color: var(--deep-purple);
            border: 2px solid var(--deep-purple);
            border-radius: 50px;
            font-weight: 600;
            cursor: pointer;
        }

        .item-btn button:hover {
            transform: scale(1.15);
            background: var(--deep-purple);
            color: white;
        }

        .floating-card {
            position: absolute;
            width: 240px;
            opacity: 0;
            transform: scale(0.9);
            transition: 0.25s ease;
            pointer-events: none;
            background: white;
            border-radius: 15px;
            box-shadow: 0 10px 30px rgba(124, 91, 166, 0.3);
            border: none;
        }

        .floating-card.show {
            opacity: 1;
            transform: scale(1);
        }

        .floating-card .card-content {
            padding: 1.5rem;
        }

        .floating-card strong {
            color: var(--deep-purple);
            display: block;
            margin-bottom: 0.5rem;
            font-size: 1.1rem;
        }

        .floating-card i {
            margin-right: 0.5rem;
        }

        .floating-card p {
            color: #666;
            margin: 0;
            line-height: 1.6;
            font-size: 0.95rem;
        }

        /* Footer */
        footer {
            text-align: center;
            padding: 1.5rem 0;
            color: #666;
            background: transparent;
        }

        /* Responsive */
        @media (max-width: 768px) {
            .circle-menu {
                width: 350px;
                height: 350px;
            }

            .show .item-top { 
                transform: translate(-50%, -50%) translate(0, -120px); 
            }
            .show .item-right { 
                transform: translate(-50%, -50%) translate(160px, 0); 
            }
            .show .item-bottom { 
                transform: translate(-50%, -50%) translate(0, 120px); 
            }
            .show .item-left { 
                transform: translate(-50%, -50%) translate(-160px, 0); 
            }

            .floating-card {
                width: 200px;
            }

            .page-title h1 {
                font-size: 2rem;
            }
        }