:root {
            --bg-body: #030307; 
            --bg-card: #0c0e16; 
            --primary-gradient: linear-gradient(135deg, #ffffff 0%, #94a3b8 100%); 
            --text-main: #f8fafc; 
            --text-muted: #94a3b8; 
            --border: rgba(226, 232, 240, 0.1); 
            --staking-purple: #a78bfa; 
        }

        body {
            background-color: var(--bg-body);
            background-image: 
                radial-gradient(circle at 10% 40%, rgba(148, 163, 184, 0.05), transparent 20%),
                radial-gradient(ellipse at top right, #1e2233 0%, var(--bg-body) 70%);
            color: var(--text-main);
            font-family: 'Inter', sans-serif;
            margin: 0; padding: 0;
            min-height: 100vh;
            display: flex; flex-direction: column;
        }

        /* HEADER */
        .main-header {
            display: flex; align-items: center;
            padding: 20px 40px; background: rgba(12, 14, 22, 0.5);
            backdrop-filter: blur(10px); border-bottom: 1px solid var(--border);
        }
        .hub-logo {
            font-size: 1.4rem; font-weight: 800; display: flex; align-items: center; gap: 12px;
            color: var(--text-main); text-decoration: none; letter-spacing: -0.5px;
        }
        .hub-logo i { background: var(--primary-gradient); -webkit-background-clip: text; -webkit-text-fill-color: transparent; }

        /* CONTENT */
        .content-container {
            flex: 1; display: flex; justify-content: center; align-items: center; padding: 40px 20px;
        }

        .menu-container { max-width: 1000px; width: 100%; text-align: center; }
        
        .welcome-title { 
            font-size: 3rem; font-weight: 800; margin-bottom: 12px; 
            background: var(--primary-gradient); -webkit-background-clip: text; -webkit-text-fill-color: transparent; 
        }
        .welcome-desc { color: var(--text-muted); font-size: 1.1rem; margin-bottom: 60px; }

        .menu-grid { 
            display: grid; 
            grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); 
            gap: 32px; 
        }

        /* CARDS */
        .menu-card {
            background: var(--bg-card); border-radius: 24px; padding: 48px 32px;
            border: 1px solid var(--border); cursor: pointer; transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
            position: relative; overflow: hidden; display: flex; flex-direction: column; align-items: center;
            box-shadow: 0 20px 40px rgba(0,0,0,0.4);
            text-decoration: none; color: inherit;
        }

        .menu-card::before { 
            content: ''; position: absolute; top: 0; left: 0; right: 0; height: 4px; 
            background: var(--primary-gradient); opacity: 0; transition: 0.3s; 
        }

        .menu-card:hover { transform: translateY(-12px); border-color: rgba(255,255,255,0.2); box-shadow: 0 30px 60px rgba(0,0,0,0.6); }
        .menu-card:hover::before { opacity: 1; }

        .menu-icon { font-size: 3.5rem; margin-bottom: 24px; transition: 0.4s; }
        .menu-card:hover .menu-icon { transform: scale(1.15) rotate(5deg); }

        .token-icon { background: var(--primary-gradient); -webkit-background-clip: text; -webkit-text-fill-color: transparent; }
        .staking-icon { color: var(--staking-purple); text-shadow: 0 0 20px rgba(167, 139, 250, 0.3); }

        .menu-card h3 { font-size: 1.6rem; font-weight: 700; margin: 0 0 12px 0; }
        .menu-card p { color: var(--text-muted); font-size: 1rem; margin: 0 0 32px 0; line-height: 1.6; }

        .btn-launch {
            padding: 12px 32px; border-radius: 30px; border: 1px solid var(--border);
            font-weight: 700; background: rgba(255,255,255,0.03); color: var(--text-main); transition: 0.3s;
            text-transform: uppercase; font-size: 0.85rem; letter-spacing: 1px;
        }
        .menu-card:hover .btn-launch { background: #fff; color: #000; border-color: #fff; }

        /* Varian Warna Staking */
        .menu-card.staking:hover::before { background: var(--staking-purple); }
        .menu-card.staking:hover .btn-launch { background: var(--staking-purple); color: #fff; border-color: var(--staking-purple); }

        @media (max-width: 640px) {
            .welcome-title { font-size: 2.2rem; }
            .main-header { padding: 15px 20px; }
        }
    
    /* MENGHILANGKAN EFEK BIRU SAAT KLIK/TAP */
        * {
            -webkit-tap-highlight-color: transparent; /* Menghilangkan blok biru saat tap di HP */
        }

        a, button, input, textarea, .menu-card {
            outline: none; /* Menghilangkan garis biru (focus ring) di PC */
        }

        a:focus, button:focus, input:focus, textarea:focus, .menu-card:focus {
            outline: none; 
            box-shadow: none; /* Opsional, memastikan tidak ada bayangan default browser */
        }